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[net-next-2.6.git] / drivers / net / tg3.c
CommitLineData
1da177e4
LT		 1/*
2 * tg3.c: Broadcom Tigon3 ethernet driver.
3 *
4 * Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com)
5 * Copyright (C) 2001, 2002, 2003 Jeff Garzik (jgarzik@pobox.com)
6 * Copyright (C) 2004 Sun Microsystems Inc.
65610fba 7 * Copyright (C) 2005-2007 Broadcom Corporation.
1da177e4
LT		 8 *
9 * Firmware is:
49cabf49
MC		 10 * Derived from proprietary unpublished source code,
11 * Copyright (C) 2000-2003 Broadcom Corporation.
12 *
13 * Permission is hereby granted for the distribution of this firmware
14 * data in hexadecimal or equivalent format, provided this copyright
15 * notice is accompanying it.
1da177e4
LT		 16 */
17
1da177e4
LT		 18
19#include <linux/module.h>
20#include <linux/moduleparam.h>
21#include <linux/kernel.h>
22#include <linux/types.h>
23#include <linux/compiler.h>
24#include <linux/slab.h>
25#include <linux/delay.h>
14c85021 26#include <linux/in.h>
1da177e4
LT		 27#include <linux/init.h>
28#include <linux/ioport.h>
29#include <linux/pci.h>
30#include <linux/netdevice.h>
31#include <linux/etherdevice.h>
32#include <linux/skbuff.h>
33#include <linux/ethtool.h>
34#include <linux/mii.h>
158d7abd 35#include <linux/phy.h>
a9daf367 36#include <linux/brcmphy.h>
1da177e4
LT		 37#include <linux/if_vlan.h>
38#include <linux/ip.h>
39#include <linux/tcp.h>
40#include <linux/workqueue.h>
61487480 41#include <linux/prefetch.h>
f9a5f7d3 42#include <linux/dma-mapping.h>
1da177e4
LT		 43
44#include <net/checksum.h>
c9bdd4b5 45#include <net/ip.h>
1da177e4
LT		 46
47#include <asm/system.h>
48#include <asm/io.h>
49#include <asm/byteorder.h>
50#include <asm/uaccess.h>
51
49b6e95f 52#ifdef CONFIG_SPARC
1da177e4 53#include <asm/idprom.h>
49b6e95f 54#include <asm/prom.h>
1da177e4
LT		 55#endif
56
57#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
58#define TG3_VLAN_TAG_USED 1
59#else
60#define TG3_VLAN_TAG_USED 0
61#endif
62
1da177e4 63#define TG3_TSO_SUPPORT 1
1da177e4
LT		 64
65#include "tg3.h"
66
67#define DRV_MODULE_NAME "tg3"
68#define PFX DRV_MODULE_NAME ": "
23197916
MC		 69#define DRV_MODULE_VERSION "3.94"
70#define DRV_MODULE_RELDATE "August 14, 2008"
1da177e4
LT		 71
72#define TG3_DEF_MAC_MODE 0
73#define TG3_DEF_RX_MODE 0
74#define TG3_DEF_TX_MODE 0
75#define TG3_DEF_MSG_ENABLE \
76 (NETIF_MSG_DRV | \
77 NETIF_MSG_PROBE | \
78 NETIF_MSG_LINK | \
79 NETIF_MSG_TIMER | \
80 NETIF_MSG_IFDOWN | \
81 NETIF_MSG_IFUP | \
82 NETIF_MSG_RX_ERR | \
83 NETIF_MSG_TX_ERR)
84
85/* length of time before we decide the hardware is borked,
86 * and dev->tx_timeout() should be called to fix the problem
87 */
88#define TG3_TX_TIMEOUT (5 * HZ)
89
90/* hardware minimum and maximum for a single frame's data payload */
91#define TG3_MIN_MTU 60
92#define TG3_MAX_MTU(tp) \
0f893dc6 93 ((tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) ? 9000 : 1500)
1da177e4
LT		 94
95/* These numbers seem to be hard coded in the NIC firmware somehow.
96 * You can't change the ring sizes, but you can change where you place
97 * them in the NIC onboard memory.
98 */
99#define TG3_RX_RING_SIZE 512
100#define TG3_DEF_RX_RING_PENDING 200
101#define TG3_RX_JUMBO_RING_SIZE 256
102#define TG3_DEF_RX_JUMBO_RING_PENDING 100
103
104/* Do not place this n-ring entries value into the tp struct itself,
105 * we really want to expose these constants to GCC so that modulo et
106 * al. operations are done with shifts and masks instead of with
107 * hw multiply/modulo instructions. Another solution would be to
108 * replace things like '% foo' with '& (foo - 1)'.
109 */
110#define TG3_RX_RCB_RING_SIZE(tp) \
111 ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ? 512 : 1024)
112
113#define TG3_TX_RING_SIZE 512
114#define TG3_DEF_TX_RING_PENDING (TG3_TX_RING_SIZE - 1)
115
116#define TG3_RX_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
117 TG3_RX_RING_SIZE)
118#define TG3_RX_JUMBO_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
119 TG3_RX_JUMBO_RING_SIZE)
120#define TG3_RX_RCB_RING_BYTES(tp) (sizeof(struct tg3_rx_buffer_desc) * \
121 TG3_RX_RCB_RING_SIZE(tp))
122#define TG3_TX_RING_BYTES (sizeof(struct tg3_tx_buffer_desc) * \
123 TG3_TX_RING_SIZE)
1da177e4
LT		 124#define NEXT_TX(N) (((N) + 1) & (TG3_TX_RING_SIZE - 1))
125
126#define RX_PKT_BUF_SZ (1536 + tp->rx_offset + 64)
127#define RX_JUMBO_PKT_BUF_SZ (9046 + tp->rx_offset + 64)
128
129/* minimum number of free TX descriptors required to wake up TX process */
42952231 130#define TG3_TX_WAKEUP_THRESH(tp) ((tp)->tx_pending / 4)
1da177e4
LT		 131
132/* number of ETHTOOL_GSTATS u64's */
133#define TG3_NUM_STATS (sizeof(struct tg3_ethtool_stats)/sizeof(u64))
134
4cafd3f5
MC		 135#define TG3_NUM_TEST 6
136
1da177e4
LT		 137static char version[] __devinitdata =
138 DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
139
140MODULE_AUTHOR("David S. Miller (davem@redhat.com) and Jeff Garzik (jgarzik@pobox.com)");
141MODULE_DESCRIPTION("Broadcom Tigon3 ethernet driver");
142MODULE_LICENSE("GPL");
143MODULE_VERSION(DRV_MODULE_VERSION);
144
145static int tg3_debug = -1; /* -1 == use TG3_DEF_MSG_ENABLE as value */
146module_param(tg3_debug, int, 0);
147MODULE_PARM_DESC(tg3_debug, "Tigon3 bitmapped debugging message enable value");
148
149static struct pci_device_id tg3_pci_tbl[] = {
13185217
HK		 150 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5700)},
151 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5701)},
152 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702)},
153 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703)},
154 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704)},
155 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702FE)},
156 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705)},
157 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705_2)},
158 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M)},
159 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M_2)},
160 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702X)},
161 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703X)},
162 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S)},
163 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702A3)},
164 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703A3)},
165 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5782)},
166 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5788)},
167 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5789)},
168 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901)},
169 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901_2)},
170 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S_2)},
171 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705F)},
172 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5720)},
173 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5721)},
126a3368 174 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5722)},
13185217
HK		 175 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750)},
176 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751)},
177 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750M)},
178 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751M)},
179 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751F)},
180 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752)},
181 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752M)},
182 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753)},
183 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753M)},
184 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753F)},
185 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5754)},
186 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5754M)},
187 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5755)},
188 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5755M)},
126a3368 189 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5756)},
13185217
HK		 190 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5786)},
191 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5787)},
192 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5787M)},
676917d4 193 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5787F)},
13185217
HK		 194 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5714)},
195 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5714S)},
196 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5715)},
197 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5715S)},
198 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780)},
199 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780S)},
200 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781)},
b5d3772c
MC		 201 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5906)},
202 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5906M)},
d30cdd28
MC		 203 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5784)},
204 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5764)},
6c7af27c 205 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5723)},
9936bcf6
MC		 206 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5761)},
207 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5761E)},
57e6983c 208 {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5785)},
13185217
HK		 209 {PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX)},
210 {PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX)},
211 {PCI_DEVICE(PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000)},
212 {PCI_DEVICE(PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1001)},
213 {PCI_DEVICE(PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1003)},
214 {PCI_DEVICE(PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC9100)},
215 {PCI_DEVICE(PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_TIGON3)},
216 {}
1da177e4
LT		 217};
218
219MODULE_DEVICE_TABLE(pci, tg3_pci_tbl);
220
50da859d 221static const struct {
1da177e4
LT		 222 const char string[ETH_GSTRING_LEN];
223} ethtool_stats_keys[TG3_NUM_STATS] = {
224 { "rx_octets" },
225 { "rx_fragments" },
226 { "rx_ucast_packets" },
227 { "rx_mcast_packets" },
228 { "rx_bcast_packets" },
229 { "rx_fcs_errors" },
230 { "rx_align_errors" },
231 { "rx_xon_pause_rcvd" },
232 { "rx_xoff_pause_rcvd" },
233 { "rx_mac_ctrl_rcvd" },
234 { "rx_xoff_entered" },
235 { "rx_frame_too_long_errors" },
236 { "rx_jabbers" },
237 { "rx_undersize_packets" },
238 { "rx_in_length_errors" },
239 { "rx_out_length_errors" },
240 { "rx_64_or_less_octet_packets" },
241 { "rx_65_to_127_octet_packets" },
242 { "rx_128_to_255_octet_packets" },
243 { "rx_256_to_511_octet_packets" },
244 { "rx_512_to_1023_octet_packets" },
245 { "rx_1024_to_1522_octet_packets" },
246 { "rx_1523_to_2047_octet_packets" },
247 { "rx_2048_to_4095_octet_packets" },
248 { "rx_4096_to_8191_octet_packets" },
249 { "rx_8192_to_9022_octet_packets" },
250
251 { "tx_octets" },
252 { "tx_collisions" },
253
254 { "tx_xon_sent" },
255 { "tx_xoff_sent" },
256 { "tx_flow_control" },
257 { "tx_mac_errors" },
258 { "tx_single_collisions" },
259 { "tx_mult_collisions" },
260 { "tx_deferred" },
261 { "tx_excessive_collisions" },
262 { "tx_late_collisions" },
263 { "tx_collide_2times" },
264 { "tx_collide_3times" },
265 { "tx_collide_4times" },
266 { "tx_collide_5times" },
267 { "tx_collide_6times" },
268 { "tx_collide_7times" },
269 { "tx_collide_8times" },
270 { "tx_collide_9times" },
271 { "tx_collide_10times" },
272 { "tx_collide_11times" },
273 { "tx_collide_12times" },
274 { "tx_collide_13times" },
275 { "tx_collide_14times" },
276 { "tx_collide_15times" },
277 { "tx_ucast_packets" },
278 { "tx_mcast_packets" },
279 { "tx_bcast_packets" },
280 { "tx_carrier_sense_errors" },
281 { "tx_discards" },
282 { "tx_errors" },
283
284 { "dma_writeq_full" },
285 { "dma_write_prioq_full" },
286 { "rxbds_empty" },
287 { "rx_discards" },
288 { "rx_errors" },
289 { "rx_threshold_hit" },
290
291 { "dma_readq_full" },
292 { "dma_read_prioq_full" },
293 { "tx_comp_queue_full" },
294
295 { "ring_set_send_prod_index" },
296 { "ring_status_update" },
297 { "nic_irqs" },
298 { "nic_avoided_irqs" },
299 { "nic_tx_threshold_hit" }
300};
301
50da859d 302static const struct {
4cafd3f5
MC		 303 const char string[ETH_GSTRING_LEN];
304} ethtool_test_keys[TG3_NUM_TEST] = {
305 { "nvram test (online) " },
306 { "link test (online) " },
307 { "register test (offline)" },
308 { "memory test (offline)" },
309 { "loopback test (offline)" },
310 { "interrupt test (offline)" },
311};
312
b401e9e2
MC		 313static void tg3_write32(struct tg3 *tp, u32 off, u32 val)
314{
315 writel(val, tp->regs + off);
316}
317
318static u32 tg3_read32(struct tg3 *tp, u32 off)
319{
6aa20a22 320 return (readl(tp->regs + off));
b401e9e2
MC		 321}
322
0d3031d9
MC		 323static void tg3_ape_write32(struct tg3 *tp, u32 off, u32 val)
324{
325 writel(val, tp->aperegs + off);
326}
327
328static u32 tg3_ape_read32(struct tg3 *tp, u32 off)
329{
330 return (readl(tp->aperegs + off));
331}
332
1da177e4
LT		 333static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val)
334{
6892914f
MC		 335 unsigned long flags;
336
337 spin_lock_irqsave(&tp->indirect_lock, flags);
1ee582d8
MC		 338 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
339 pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
6892914f 340 spin_unlock_irqrestore(&tp->indirect_lock, flags);
1ee582d8
MC		 341}
342
343static void tg3_write_flush_reg32(struct tg3 *tp, u32 off, u32 val)
344{
345 writel(val, tp->regs + off);
346 readl(tp->regs + off);
1da177e4
LT		 347}
348
6892914f 349static u32 tg3_read_indirect_reg32(struct tg3 *tp, u32 off)
1da177e4 350{
6892914f
MC		 351 unsigned long flags;
352 u32 val;
353
354 spin_lock_irqsave(&tp->indirect_lock, flags);
355 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
356 pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val);
357 spin_unlock_irqrestore(&tp->indirect_lock, flags);
358 return val;
359}
360
361static void tg3_write_indirect_mbox(struct tg3 *tp, u32 off, u32 val)
362{
363 unsigned long flags;
364
365 if (off == (MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW)) {
366 pci_write_config_dword(tp->pdev, TG3PCI_RCV_RET_RING_CON_IDX +
367 TG3_64BIT_REG_LOW, val);
368 return;
369 }
370 if (off == (MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW)) {
371 pci_write_config_dword(tp->pdev, TG3PCI_STD_RING_PROD_IDX +
372 TG3_64BIT_REG_LOW, val);
373 return;
1da177e4 374 }
6892914f
MC		 375
376 spin_lock_irqsave(&tp->indirect_lock, flags);
377 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600);
378 pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
379 spin_unlock_irqrestore(&tp->indirect_lock, flags);
380
381 /* In indirect mode when disabling interrupts, we also need
382 * to clear the interrupt bit in the GRC local ctrl register.
383 */
384 if ((off == (MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW)) &&
385 (val == 0x1)) {
386 pci_write_config_dword(tp->pdev, TG3PCI_MISC_LOCAL_CTRL,
387 tp->grc_local_ctrl|GRC_LCLCTRL_CLEARINT);
388 }
389}
390
391static u32 tg3_read_indirect_mbox(struct tg3 *tp, u32 off)
392{
393 unsigned long flags;
394 u32 val;
395
396 spin_lock_irqsave(&tp->indirect_lock, flags);
397 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600);
398 pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val);
399 spin_unlock_irqrestore(&tp->indirect_lock, flags);
400 return val;
401}
402
b401e9e2
MC		 403/* usec_wait specifies the wait time in usec when writing to certain registers
404 * where it is unsafe to read back the register without some delay.
405 * GRC_LOCAL_CTRL is one example if the GPIOs are toggled to switch power.
406 * TG3PCI_CLOCK_CTRL is another example if the clock frequencies are changed.
407 */
408static void _tw32_flush(struct tg3 *tp, u32 off, u32 val, u32 usec_wait)
6892914f 409{
b401e9e2
MC		 410 if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) ||
411 (tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
412 /* Non-posted methods */
413 tp->write32(tp, off, val);
414 else {
415 /* Posted method */
416 tg3_write32(tp, off, val);
417 if (usec_wait)
418 udelay(usec_wait);
419 tp->read32(tp, off);
420 }
421 /* Wait again after the read for the posted method to guarantee that
422 * the wait time is met.
423 */
424 if (usec_wait)
425 udelay(usec_wait);
1da177e4
LT		 426}
427
09ee929c
MC		 428static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val)
429{
430 tp->write32_mbox(tp, off, val);
6892914f
MC		 431 if (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) &&
432 !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
433 tp->read32_mbox(tp, off);
09ee929c
MC		 434}
435
20094930 436static void tg3_write32_tx_mbox(struct tg3 *tp, u32 off, u32 val)
1da177e4
LT		 437{
438 void __iomem *mbox = tp->regs + off;
439 writel(val, mbox);
440 if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG)
441 writel(val, mbox);
442 if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
443 readl(mbox);
444}
445
b5d3772c
MC		 446static u32 tg3_read32_mbox_5906(struct tg3 *tp, u32 off)
447{
448 return (readl(tp->regs + off + GRCMBOX_BASE));
449}
450
451static void tg3_write32_mbox_5906(struct tg3 *tp, u32 off, u32 val)
452{
453 writel(val, tp->regs + off + GRCMBOX_BASE);
454}
455
20094930 456#define tw32_mailbox(reg, val) tp->write32_mbox(tp, reg, val)
09ee929c 457#define tw32_mailbox_f(reg, val) tw32_mailbox_flush(tp, (reg), (val))
20094930
MC		 458#define tw32_rx_mbox(reg, val) tp->write32_rx_mbox(tp, reg, val)
459#define tw32_tx_mbox(reg, val) tp->write32_tx_mbox(tp, reg, val)
09ee929c 460#define tr32_mailbox(reg) tp->read32_mbox(tp, reg)
20094930
MC		 461
462#define tw32(reg,val) tp->write32(tp, reg, val)
b401e9e2
MC		 463#define tw32_f(reg,val) _tw32_flush(tp,(reg),(val), 0)
464#define tw32_wait_f(reg,val,us) _tw32_flush(tp,(reg),(val), (us))
20094930 465#define tr32(reg) tp->read32(tp, reg)
1da177e4
LT		 466
467static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val)
468{
6892914f
MC		 469 unsigned long flags;
470
b5d3772c
MC		 471 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) &&
472 (off >= NIC_SRAM_STATS_BLK) && (off < NIC_SRAM_TX_BUFFER_DESC))
473 return;
474
6892914f 475 spin_lock_irqsave(&tp->indirect_lock, flags);
bbadf503
MC		 476 if (tp->tg3_flags & TG3_FLAG_SRAM_USE_CONFIG) {
477 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
478 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
1da177e4 479
bbadf503
MC		 480 /* Always leave this as zero. */
481 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
482 } else {
483 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, off);
484 tw32_f(TG3PCI_MEM_WIN_DATA, val);
28fbef78 485
bbadf503
MC		 486 /* Always leave this as zero. */
487 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, 0);
488 }
489 spin_unlock_irqrestore(&tp->indirect_lock, flags);
758a6139
DM		 490}
491
1da177e4
LT		 492static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val)
493{
6892914f
MC		 494 unsigned long flags;
495
b5d3772c
MC		 496 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) &&
497 (off >= NIC_SRAM_STATS_BLK) && (off < NIC_SRAM_TX_BUFFER_DESC)) {
498 *val = 0;
499 return;
500 }
501
6892914f 502 spin_lock_irqsave(&tp->indirect_lock, flags);
bbadf503
MC		 503 if (tp->tg3_flags & TG3_FLAG_SRAM_USE_CONFIG) {
504 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
505 pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
1da177e4 506
bbadf503
MC		 507 /* Always leave this as zero. */
508 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
509 } else {
510 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, off);
511 *val = tr32(TG3PCI_MEM_WIN_DATA);
512
513 /* Always leave this as zero. */
514 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, 0);
515 }
6892914f 516 spin_unlock_irqrestore(&tp->indirect_lock, flags);
1da177e4
LT		 517}
518
0d3031d9
MC		 519static void tg3_ape_lock_init(struct tg3 *tp)
520{
521 int i;
522
523 /* Make sure the driver hasn't any stale locks. */
524 for (i = 0; i < 8; i++)
525 tg3_ape_write32(tp, TG3_APE_LOCK_GRANT + 4 * i,
526 APE_LOCK_GRANT_DRIVER);
527}
528
529static int tg3_ape_lock(struct tg3 *tp, int locknum)
530{
531 int i, off;
532 int ret = 0;
533 u32 status;
534
535 if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE))
536 return 0;
537
538 switch (locknum) {
77b483f1 539 case TG3_APE_LOCK_GRC:
0d3031d9
MC		 540 case TG3_APE_LOCK_MEM:
541 break;
542 default:
543 return -EINVAL;
544 }
545
546 off = 4 * locknum;
547
548 tg3_ape_write32(tp, TG3_APE_LOCK_REQ + off, APE_LOCK_REQ_DRIVER);
549
550 /* Wait for up to 1 millisecond to acquire lock. */
551 for (i = 0; i < 100; i++) {
552 status = tg3_ape_read32(tp, TG3_APE_LOCK_GRANT + off);
553 if (status == APE_LOCK_GRANT_DRIVER)
554 break;
555 udelay(10);
556 }
557
558 if (status != APE_LOCK_GRANT_DRIVER) {
559 /* Revoke the lock request. */
560 tg3_ape_write32(tp, TG3_APE_LOCK_GRANT + off,
561 APE_LOCK_GRANT_DRIVER);
562
563 ret = -EBUSY;
564 }
565
566 return ret;
567}
568
569static void tg3_ape_unlock(struct tg3 *tp, int locknum)
570{
571 int off;
572
573 if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE))
574 return;
575
576 switch (locknum) {
77b483f1 577 case TG3_APE_LOCK_GRC:
0d3031d9
MC		 578 case TG3_APE_LOCK_MEM:
579 break;
580 default:
581 return;
582 }
583
584 off = 4 * locknum;
585 tg3_ape_write32(tp, TG3_APE_LOCK_GRANT + off, APE_LOCK_GRANT_DRIVER);
586}
587
1da177e4
LT		 588static void tg3_disable_ints(struct tg3 *tp)
589{
590 tw32(TG3PCI_MISC_HOST_CTRL,
591 (tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT));
09ee929c 592 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
1da177e4
LT		 593}
594
595static inline void tg3_cond_int(struct tg3 *tp)
596{
38f3843e
MC		 597 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
598 (tp->hw_status->status & SD_STATUS_UPDATED))
1da177e4 599 tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
b5d3772c
MC		 600 else
601 tw32(HOSTCC_MODE, tp->coalesce_mode |
602 (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
1da177e4
LT		 603}
604
605static void tg3_enable_ints(struct tg3 *tp)
606{
bbe832c0
MC		 607 tp->irq_sync = 0;
608 wmb();
609
1da177e4
LT		 610 tw32(TG3PCI_MISC_HOST_CTRL,
611 (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
09ee929c
MC		 612 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
613 (tp->last_tag << 24));
fcfa0a32
MC		 614 if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI)
615 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
616 (tp->last_tag << 24));
1da177e4
LT		 617 tg3_cond_int(tp);
618}
619
04237ddd
MC		 620static inline unsigned int tg3_has_work(struct tg3 *tp)
621{
622 struct tg3_hw_status *sblk = tp->hw_status;
623 unsigned int work_exists = 0;
624
625 /* check for phy events */
626 if (!(tp->tg3_flags &
627 (TG3_FLAG_USE_LINKCHG_REG |
628 TG3_FLAG_POLL_SERDES))) {
629 if (sblk->status & SD_STATUS_LINK_CHG)
630 work_exists = 1;
631 }
632 /* check for RX/TX work to do */
633 if (sblk->idx[0].tx_consumer != tp->tx_cons ||
634 sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
635 work_exists = 1;
636
637 return work_exists;
638}
639
1da177e4 640/* tg3_restart_ints
04237ddd
MC		 641 * similar to tg3_enable_ints, but it accurately determines whether there
642 * is new work pending and can return without flushing the PIO write
6aa20a22 643 * which reenables interrupts
1da177e4
LT		 644 */
645static void tg3_restart_ints(struct tg3 *tp)
646{
fac9b83e
DM		 647 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
648 tp->last_tag << 24);
1da177e4
LT		 649 mmiowb();
650
fac9b83e
DM		 651 /* When doing tagged status, this work check is unnecessary.
652 * The last_tag we write above tells the chip which piece of
653 * work we've completed.
654 */
655 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
656 tg3_has_work(tp))
04237ddd
MC		 657 tw32(HOSTCC_MODE, tp->coalesce_mode |
658 (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
1da177e4
LT		 659}
660
661static inline void tg3_netif_stop(struct tg3 *tp)
662{
bbe832c0 663 tp->dev->trans_start = jiffies; /* prevent tx timeout */
bea3348e 664 napi_disable(&tp->napi);
1da177e4
LT		 665 netif_tx_disable(tp->dev);
666}
667
668static inline void tg3_netif_start(struct tg3 *tp)
669{
670 netif_wake_queue(tp->dev);
671 /* NOTE: unconditional netif_wake_queue is only appropriate
672 * so long as all callers are assured to have free tx slots
673 * (such as after tg3_init_hw)
674 */
bea3348e 675 napi_enable(&tp->napi);
f47c11ee
DM		 676 tp->hw_status->status |= SD_STATUS_UPDATED;
677 tg3_enable_ints(tp);
1da177e4
LT		 678}
679
680static void tg3_switch_clocks(struct tg3 *tp)
681{
682 u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);
683 u32 orig_clock_ctrl;
684
795d01c5
MC		 685 if ((tp->tg3_flags & TG3_FLAG_CPMU_PRESENT) ||
686 (tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
4cf78e4f
MC		 687 return;
688
1da177e4
LT		 689 orig_clock_ctrl = clock_ctrl;
690 clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN |
691 CLOCK_CTRL_CLKRUN_OENABLE |
692 0x1f);
693 tp->pci_clock_ctrl = clock_ctrl;
694
695 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
696 if (orig_clock_ctrl & CLOCK_CTRL_625_CORE) {
b401e9e2
MC		 697 tw32_wait_f(TG3PCI_CLOCK_CTRL,
698 clock_ctrl | CLOCK_CTRL_625_CORE, 40);
1da177e4
LT		 699 }
700 } else if ((orig_clock_ctrl & CLOCK_CTRL_44MHZ_CORE) != 0) {
b401e9e2
MC		 701 tw32_wait_f(TG3PCI_CLOCK_CTRL,
702 clock_ctrl |
703 (CLOCK_CTRL_44MHZ_CORE | CLOCK_CTRL_ALTCLK),
704 40);
705 tw32_wait_f(TG3PCI_CLOCK_CTRL,
706 clock_ctrl | (CLOCK_CTRL_ALTCLK),
707 40);
1da177e4 708 }
b401e9e2 709 tw32_wait_f(TG3PCI_CLOCK_CTRL, clock_ctrl, 40);
1da177e4
LT		 710}
711
712#define PHY_BUSY_LOOPS 5000
713
714static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
715{
716 u32 frame_val;
717 unsigned int loops;
718 int ret;
719
720 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
721 tw32_f(MAC_MI_MODE,
722 (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
723 udelay(80);
724 }
725
726 *val = 0x0;
727
728 frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
729 MI_COM_PHY_ADDR_MASK);
730 frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
731 MI_COM_REG_ADDR_MASK);
732 frame_val |= (MI_COM_CMD_READ | MI_COM_START);
6aa20a22 733
1da177e4
LT		 734 tw32_f(MAC_MI_COM, frame_val);
735
736 loops = PHY_BUSY_LOOPS;
737 while (loops != 0) {
738 udelay(10);
739 frame_val = tr32(MAC_MI_COM);
740
741 if ((frame_val & MI_COM_BUSY) == 0) {
742 udelay(5);
743 frame_val = tr32(MAC_MI_COM);
744 break;
745 }
746 loops -= 1;
747 }
748
749 ret = -EBUSY;
750 if (loops != 0) {
751 *val = frame_val & MI_COM_DATA_MASK;
752 ret = 0;
753 }
754
755 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
756 tw32_f(MAC_MI_MODE, tp->mi_mode);
757 udelay(80);
758 }
759
760 return ret;
761}
762
763static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
764{
765 u32 frame_val;
766 unsigned int loops;
767 int ret;
768
b5d3772c
MC		 769 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906 &&
770 (reg == MII_TG3_CTRL || reg == MII_TG3_AUX_CTRL))
771 return 0;
772
1da177e4
LT		 773 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
774 tw32_f(MAC_MI_MODE,
775 (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
776 udelay(80);
777 }
778
779 frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
780 MI_COM_PHY_ADDR_MASK);
781 frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
782 MI_COM_REG_ADDR_MASK);
783 frame_val |= (val & MI_COM_DATA_MASK);
784 frame_val |= (MI_COM_CMD_WRITE | MI_COM_START);
6aa20a22 785
1da177e4
LT		 786 tw32_f(MAC_MI_COM, frame_val);
787
788 loops = PHY_BUSY_LOOPS;
789 while (loops != 0) {
790 udelay(10);
791 frame_val = tr32(MAC_MI_COM);
792 if ((frame_val & MI_COM_BUSY) == 0) {
793 udelay(5);
794 frame_val = tr32(MAC_MI_COM);
795 break;
796 }
797 loops -= 1;
798 }
799
800 ret = -EBUSY;
801 if (loops != 0)
802 ret = 0;
803
804 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
805 tw32_f(MAC_MI_MODE, tp->mi_mode);
806 udelay(80);
807 }
808
809 return ret;
810}
811
95e2869a
MC		 812static int tg3_bmcr_reset(struct tg3 *tp)
813{
814 u32 phy_control;
815 int limit, err;
816
817 /* OK, reset it, and poll the BMCR_RESET bit until it
818 * clears or we time out.
819 */
820 phy_control = BMCR_RESET;
821 err = tg3_writephy(tp, MII_BMCR, phy_control);
822 if (err != 0)
823 return -EBUSY;
824
825 limit = 5000;
826 while (limit--) {
827 err = tg3_readphy(tp, MII_BMCR, &phy_control);
828 if (err != 0)
829 return -EBUSY;
830
831 if ((phy_control & BMCR_RESET) == 0) {
832 udelay(40);
833 break;
834 }
835 udelay(10);
836 }
837 if (limit <= 0)
838 return -EBUSY;
839
840 return 0;
841}
842
158d7abd
MC		 843static int tg3_mdio_read(struct mii_bus *bp, int mii_id, int reg)
844{
845 struct tg3 *tp = (struct tg3 *)bp->priv;
846 u32 val;
847
848 if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_PAUSED)
849 return -EAGAIN;
850
851 if (tg3_readphy(tp, reg, &val))
852 return -EIO;
853
854 return val;
855}
856
857static int tg3_mdio_write(struct mii_bus *bp, int mii_id, int reg, u16 val)
858{
859 struct tg3 *tp = (struct tg3 *)bp->priv;
860
861 if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_PAUSED)
862 return -EAGAIN;
863
864 if (tg3_writephy(tp, reg, val))
865 return -EIO;
866
867 return 0;
868}
869
870static int tg3_mdio_reset(struct mii_bus *bp)
871{
872 return 0;
873}
874
a9daf367
MC		 875static void tg3_mdio_config(struct tg3 *tp)
876{
877 u32 val;
878
879 if (tp->mdio_bus.phy_map[PHY_ADDR]->interface !=
880 PHY_INTERFACE_MODE_RGMII)
881 return;
882
883 val = tr32(MAC_PHYCFG1) & ~(MAC_PHYCFG1_RGMII_EXT_RX_DEC |
884 MAC_PHYCFG1_RGMII_SND_STAT_EN);
885 if (tp->tg3_flags3 & TG3_FLG3_RGMII_STD_IBND_DISABLE) {
886 if (tp->tg3_flags3 & TG3_FLG3_RGMII_EXT_IBND_RX_EN)
887 val |= MAC_PHYCFG1_RGMII_EXT_RX_DEC;
888 if (tp->tg3_flags3 & TG3_FLG3_RGMII_EXT_IBND_TX_EN)
889 val |= MAC_PHYCFG1_RGMII_SND_STAT_EN;
890 }
891 tw32(MAC_PHYCFG1, val | MAC_PHYCFG1_RGMII_INT | MAC_PHYCFG1_TXC_DRV);
892
893 val = tr32(MAC_PHYCFG2) & ~(MAC_PHYCFG2_INBAND_ENABLE);
894 if (!(tp->tg3_flags3 & TG3_FLG3_RGMII_STD_IBND_DISABLE))
895 val |= MAC_PHYCFG2_INBAND_ENABLE;
896 tw32(MAC_PHYCFG2, val);
897
898 val = tr32(MAC_EXT_RGMII_MODE);
899 val &= ~(MAC_RGMII_MODE_RX_INT_B |
900 MAC_RGMII_MODE_RX_QUALITY |
901 MAC_RGMII_MODE_RX_ACTIVITY |
902 MAC_RGMII_MODE_RX_ENG_DET |
903 MAC_RGMII_MODE_TX_ENABLE |
904 MAC_RGMII_MODE_TX_LOWPWR |
905 MAC_RGMII_MODE_TX_RESET);
906 if (tp->tg3_flags3 & TG3_FLG3_RGMII_STD_IBND_DISABLE) {
907 if (tp->tg3_flags3 & TG3_FLG3_RGMII_EXT_IBND_RX_EN)
908 val |= MAC_RGMII_MODE_RX_INT_B |
909 MAC_RGMII_MODE_RX_QUALITY |
910 MAC_RGMII_MODE_RX_ACTIVITY |
911 MAC_RGMII_MODE_RX_ENG_DET;
912 if (tp->tg3_flags3 & TG3_FLG3_RGMII_EXT_IBND_TX_EN)
913 val |= MAC_RGMII_MODE_TX_ENABLE |
914 MAC_RGMII_MODE_TX_LOWPWR |
915 MAC_RGMII_MODE_TX_RESET;
916 }
917 tw32(MAC_EXT_RGMII_MODE, val);
918}
919
158d7abd
MC		 920static void tg3_mdio_start(struct tg3 *tp)
921{
922 if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED) {
923 mutex_lock(&tp->mdio_bus.mdio_lock);
924 tp->tg3_flags3 &= ~TG3_FLG3_MDIOBUS_PAUSED;
925 mutex_unlock(&tp->mdio_bus.mdio_lock);
926 }
927
928 tp->mi_mode &= ~MAC_MI_MODE_AUTO_POLL;
929 tw32_f(MAC_MI_MODE, tp->mi_mode);
930 udelay(80);
a9daf367
MC		 931
932 if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED)
933 tg3_mdio_config(tp);
158d7abd
MC		 934}
935
936static void tg3_mdio_stop(struct tg3 *tp)
937{
938 if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED) {
939 mutex_lock(&tp->mdio_bus.mdio_lock);
940 tp->tg3_flags3 |= TG3_FLG3_MDIOBUS_PAUSED;
941 mutex_unlock(&tp->mdio_bus.mdio_lock);
942 }
943}
944
945static int tg3_mdio_init(struct tg3 *tp)
946{
947 int i;
948 u32 reg;
a9daf367 949 struct phy_device *phydev;
158d7abd
MC		 950 struct mii_bus *mdio_bus = &tp->mdio_bus;
951
952 tg3_mdio_start(tp);
953
954 if (!(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) ||
955 (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED))
956 return 0;
957
958 memset(mdio_bus, 0, sizeof(*mdio_bus));
959
960 mdio_bus->name = "tg3 mdio bus";
961 snprintf(mdio_bus->id, MII_BUS_ID_SIZE, "%x",
962 (tp->pdev->bus->number << 8) | tp->pdev->devfn);
963 mdio_bus->priv = tp;
18ee49dd 964 mdio_bus->parent = &tp->pdev->dev;
158d7abd
MC		 965 mdio_bus->read = &tg3_mdio_read;
966 mdio_bus->write = &tg3_mdio_write;
967 mdio_bus->reset = &tg3_mdio_reset;
968 mdio_bus->phy_mask = ~(1 << PHY_ADDR);
969 mdio_bus->irq = &tp->mdio_irq[0];
970
971 for (i = 0; i < PHY_MAX_ADDR; i++)
972 mdio_bus->irq[i] = PHY_POLL;
973
974 /* The bus registration will look for all the PHYs on the mdio bus.
975 * Unfortunately, it does not ensure the PHY is powered up before
976 * accessing the PHY ID registers. A chip reset is the
977 * quickest way to bring the device back to an operational state..
978 */
979 if (tg3_readphy(tp, MII_BMCR, &reg) || (reg & BMCR_PDOWN))
980 tg3_bmcr_reset(tp);
981
982 i = mdiobus_register(mdio_bus);
a9daf367 983 if (i) {
158d7abd
MC		 984 printk(KERN_WARNING "%s: mdiobus_reg failed (0x%x)\n",
985 tp->dev->name, i);
a9daf367
MC		 986 return i;
987 }
158d7abd 988
a9daf367
MC		 989 tp->tg3_flags3 |= TG3_FLG3_MDIOBUS_INITED;
990
991 phydev = tp->mdio_bus.phy_map[PHY_ADDR];
992
993 switch (phydev->phy_id) {
994 case TG3_PHY_ID_BCM50610:
995 phydev->interface = PHY_INTERFACE_MODE_RGMII;
996 if (tp->tg3_flags3 & TG3_FLG3_RGMII_STD_IBND_DISABLE)
997 phydev->dev_flags |= PHY_BRCM_STD_IBND_DISABLE;
998 if (tp->tg3_flags3 & TG3_FLG3_RGMII_EXT_IBND_RX_EN)
999 phydev->dev_flags |= PHY_BRCM_EXT_IBND_RX_ENABLE;
1000 if (tp->tg3_flags3 & TG3_FLG3_RGMII_EXT_IBND_TX_EN)
1001 phydev->dev_flags |= PHY_BRCM_EXT_IBND_TX_ENABLE;
1002 break;
1003 case TG3_PHY_ID_BCMAC131:
1004 phydev->interface = PHY_INTERFACE_MODE_MII;
1005 break;
1006 }
1007
1008 tg3_mdio_config(tp);
1009
1010 return 0;
158d7abd
MC		 1011}
1012
1013static void tg3_mdio_fini(struct tg3 *tp)
1014{
1015 if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED) {
1016 tp->tg3_flags3 &= ~TG3_FLG3_MDIOBUS_INITED;
1017 mdiobus_unregister(&tp->mdio_bus);
1018 tp->tg3_flags3 &= ~TG3_FLG3_MDIOBUS_PAUSED;
1019 }
1020}
1021
4ba526ce
MC		 1022/* tp->lock is held. */
1023static inline void tg3_generate_fw_event(struct tg3 *tp)
1024{
1025 u32 val;
1026
1027 val = tr32(GRC_RX_CPU_EVENT);
1028 val |= GRC_RX_CPU_DRIVER_EVENT;
1029 tw32_f(GRC_RX_CPU_EVENT, val);
1030
1031 tp->last_event_jiffies = jiffies;
1032}
1033
1034#define TG3_FW_EVENT_TIMEOUT_USEC 2500
1035
95e2869a
MC		 1036/* tp->lock is held. */
1037static void tg3_wait_for_event_ack(struct tg3 *tp)
1038{
1039 int i;
4ba526ce
MC		 1040 unsigned int delay_cnt;
1041 long time_remain;
1042
1043 /* If enough time has passed, no wait is necessary. */
1044 time_remain = (long)(tp->last_event_jiffies + 1 +
1045 usecs_to_jiffies(TG3_FW_EVENT_TIMEOUT_USEC)) -
1046 (long)jiffies;
1047 if (time_remain < 0)
1048 return;
1049
1050 /* Check if we can shorten the wait time. */
1051 delay_cnt = jiffies_to_usecs(time_remain);
1052 if (delay_cnt > TG3_FW_EVENT_TIMEOUT_USEC)
1053 delay_cnt = TG3_FW_EVENT_TIMEOUT_USEC;
1054 delay_cnt = (delay_cnt >> 3) + 1;
95e2869a 1055
4ba526ce 1056 for (i = 0; i < delay_cnt; i++) {
95e2869a
MC		 1057 if (!(tr32(GRC_RX_CPU_EVENT) & GRC_RX_CPU_DRIVER_EVENT))
1058 break;
4ba526ce 1059 udelay(8);
95e2869a
MC		 1060 }
1061}
1062
1063/* tp->lock is held. */
1064static void tg3_ump_link_report(struct tg3 *tp)
1065{
1066 u32 reg;
1067 u32 val;
1068
1069 if (!(tp->tg3_flags2 & TG3_FLG2_5780_CLASS) ||
1070 !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
1071 return;
1072
1073 tg3_wait_for_event_ack(tp);
1074
1075 tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_LINK_UPDATE);
1076
1077 tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 14);
1078
1079 val = 0;
1080 if (!tg3_readphy(tp, MII_BMCR, &reg))
1081 val = reg << 16;
1082 if (!tg3_readphy(tp, MII_BMSR, &reg))
1083 val |= (reg & 0xffff);
1084 tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, val);
1085
1086 val = 0;
1087 if (!tg3_readphy(tp, MII_ADVERTISE, &reg))
1088 val = reg << 16;
1089 if (!tg3_readphy(tp, MII_LPA, &reg))
1090 val |= (reg & 0xffff);
1091 tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX + 4, val);
1092
1093 val = 0;
1094 if (!(tp->tg3_flags2 & TG3_FLG2_MII_SERDES)) {
1095 if (!tg3_readphy(tp, MII_CTRL1000, &reg))
1096 val = reg << 16;
1097 if (!tg3_readphy(tp, MII_STAT1000, &reg))
1098 val |= (reg & 0xffff);
1099 }
1100 tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX + 8, val);
1101
1102 if (!tg3_readphy(tp, MII_PHYADDR, &reg))
1103 val = reg << 16;
1104 else
1105 val = 0;
1106 tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX + 12, val);
1107
4ba526ce 1108 tg3_generate_fw_event(tp);
95e2869a
MC		 1109}
1110
1111static void tg3_link_report(struct tg3 *tp)
1112{
1113 if (!netif_carrier_ok(tp->dev)) {
1114 if (netif_msg_link(tp))
1115 printk(KERN_INFO PFX "%s: Link is down.\n",
1116 tp->dev->name);
1117 tg3_ump_link_report(tp);
1118 } else if (netif_msg_link(tp)) {
1119 printk(KERN_INFO PFX "%s: Link is up at %d Mbps, %s duplex.\n",
1120 tp->dev->name,
1121 (tp->link_config.active_speed == SPEED_1000 ?
1122 1000 :
1123 (tp->link_config.active_speed == SPEED_100 ?
1124 100 : 10)),
1125 (tp->link_config.active_duplex == DUPLEX_FULL ?
1126 "full" : "half"));
1127
1128 printk(KERN_INFO PFX
1129 "%s: Flow control is %s for TX and %s for RX.\n",
1130 tp->dev->name,
1131 (tp->link_config.active_flowctrl & TG3_FLOW_CTRL_TX) ?
1132 "on" : "off",
1133 (tp->link_config.active_flowctrl & TG3_FLOW_CTRL_RX) ?
1134 "on" : "off");
1135 tg3_ump_link_report(tp);
1136 }
1137}
1138
1139static u16 tg3_advert_flowctrl_1000T(u8 flow_ctrl)
1140{
1141 u16 miireg;
1142
1143 if ((flow_ctrl & TG3_FLOW_CTRL_TX) && (flow_ctrl & TG3_FLOW_CTRL_RX))
1144 miireg = ADVERTISE_PAUSE_CAP;
1145 else if (flow_ctrl & TG3_FLOW_CTRL_TX)
1146 miireg = ADVERTISE_PAUSE_ASYM;
1147 else if (flow_ctrl & TG3_FLOW_CTRL_RX)
1148 miireg = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
1149 else
1150 miireg = 0;
1151
1152 return miireg;
1153}
1154
1155static u16 tg3_advert_flowctrl_1000X(u8 flow_ctrl)
1156{
1157 u16 miireg;
1158
1159 if ((flow_ctrl & TG3_FLOW_CTRL_TX) && (flow_ctrl & TG3_FLOW_CTRL_RX))
1160 miireg = ADVERTISE_1000XPAUSE;
1161 else if (flow_ctrl & TG3_FLOW_CTRL_TX)
1162 miireg = ADVERTISE_1000XPSE_ASYM;
1163 else if (flow_ctrl & TG3_FLOW_CTRL_RX)
1164 miireg = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM;
1165 else
1166 miireg = 0;
1167
1168 return miireg;
1169}
1170
1171static u8 tg3_resolve_flowctrl_1000T(u16 lcladv, u16 rmtadv)
1172{
1173 u8 cap = 0;
1174
1175 if (lcladv & ADVERTISE_PAUSE_CAP) {
1176 if (lcladv & ADVERTISE_PAUSE_ASYM) {
1177 if (rmtadv & LPA_PAUSE_CAP)
1178 cap = TG3_FLOW_CTRL_TX | TG3_FLOW_CTRL_RX;
1179 else if (rmtadv & LPA_PAUSE_ASYM)
1180 cap = TG3_FLOW_CTRL_RX;
1181 } else {
1182 if (rmtadv & LPA_PAUSE_CAP)
1183 cap = TG3_FLOW_CTRL_TX | TG3_FLOW_CTRL_RX;
1184 }
1185 } else if (lcladv & ADVERTISE_PAUSE_ASYM) {
1186 if ((rmtadv & LPA_PAUSE_CAP) && (rmtadv & LPA_PAUSE_ASYM))
1187 cap = TG3_FLOW_CTRL_TX;
1188 }
1189
1190 return cap;
1191}
1192
1193static u8 tg3_resolve_flowctrl_1000X(u16 lcladv, u16 rmtadv)
1194{
1195 u8 cap = 0;
1196
1197 if (lcladv & ADVERTISE_1000XPAUSE) {
1198 if (lcladv & ADVERTISE_1000XPSE_ASYM) {
1199 if (rmtadv & LPA_1000XPAUSE)
1200 cap = TG3_FLOW_CTRL_TX | TG3_FLOW_CTRL_RX;
1201 else if (rmtadv & LPA_1000XPAUSE_ASYM)
1202 cap = TG3_FLOW_CTRL_RX;
1203 } else {
1204 if (rmtadv & LPA_1000XPAUSE)
1205 cap = TG3_FLOW_CTRL_TX | TG3_FLOW_CTRL_RX;
1206 }
1207 } else if (lcladv & ADVERTISE_1000XPSE_ASYM) {
1208 if ((rmtadv & LPA_1000XPAUSE) && (rmtadv & LPA_1000XPAUSE_ASYM))
1209 cap = TG3_FLOW_CTRL_TX;
1210 }
1211
1212 return cap;
1213}
1214
f51f3562 1215static void tg3_setup_flow_control(struct tg3 *tp, u32 lcladv, u32 rmtadv)
95e2869a 1216{
b02fd9e3 1217 u8 autoneg;
f51f3562 1218 u8 flowctrl = 0;
95e2869a
MC		 1219 u32 old_rx_mode = tp->rx_mode;
1220 u32 old_tx_mode = tp->tx_mode;
1221
b02fd9e3
MC		 1222 if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)
1223 autoneg = tp->mdio_bus.phy_map[PHY_ADDR]->autoneg;
1224 else
1225 autoneg = tp->link_config.autoneg;
1226
1227 if (autoneg == AUTONEG_ENABLE &&
95e2869a
MC		 1228 (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG)) {
1229 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
f51f3562 1230 flowctrl = tg3_resolve_flowctrl_1000X(lcladv, rmtadv);
95e2869a 1231 else
f51f3562
MC		 1232 flowctrl = tg3_resolve_flowctrl_1000T(lcladv, rmtadv);
1233 } else
1234 flowctrl = tp->link_config.flowctrl;
95e2869a 1235
f51f3562 1236 tp->link_config.active_flowctrl = flowctrl;
95e2869a 1237
f51f3562 1238 if (flowctrl & TG3_FLOW_CTRL_RX)
95e2869a
MC		 1239 tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
1240 else
1241 tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
1242
f51f3562 1243 if (old_rx_mode != tp->rx_mode)
95e2869a 1244 tw32_f(MAC_RX_MODE, tp->rx_mode);
95e2869a 1245
f51f3562 1246 if (flowctrl & TG3_FLOW_CTRL_TX)
95e2869a
MC		 1247 tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
1248 else
1249 tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
1250
f51f3562 1251 if (old_tx_mode != tp->tx_mode)
95e2869a 1252 tw32_f(MAC_TX_MODE, tp->tx_mode);
95e2869a
MC		 1253}
1254
b02fd9e3
MC		 1255static void tg3_adjust_link(struct net_device *dev)
1256{
1257 u8 oldflowctrl, linkmesg = 0;
1258 u32 mac_mode, lcl_adv, rmt_adv;
1259 struct tg3 *tp = netdev_priv(dev);
1260 struct phy_device *phydev = tp->mdio_bus.phy_map[PHY_ADDR];
1261
1262 spin_lock(&tp->lock);
1263
1264 mac_mode = tp->mac_mode & ~(MAC_MODE_PORT_MODE_MASK |
1265 MAC_MODE_HALF_DUPLEX);
1266
1267 oldflowctrl = tp->link_config.active_flowctrl;
1268
1269 if (phydev->link) {
1270 lcl_adv = 0;
1271 rmt_adv = 0;
1272
1273 if (phydev->speed == SPEED_100 || phydev->speed == SPEED_10)
1274 mac_mode |= MAC_MODE_PORT_MODE_MII;
1275 else
1276 mac_mode |= MAC_MODE_PORT_MODE_GMII;
1277
1278 if (phydev->duplex == DUPLEX_HALF)
1279 mac_mode |= MAC_MODE_HALF_DUPLEX;
1280 else {
1281 lcl_adv = tg3_advert_flowctrl_1000T(
1282 tp->link_config.flowctrl);
1283
1284 if (phydev->pause)
1285 rmt_adv = LPA_PAUSE_CAP;
1286 if (phydev->asym_pause)
1287 rmt_adv |= LPA_PAUSE_ASYM;
1288 }
1289
1290 tg3_setup_flow_control(tp, lcl_adv, rmt_adv);
1291 } else
1292 mac_mode |= MAC_MODE_PORT_MODE_GMII;
1293
1294 if (mac_mode != tp->mac_mode) {
1295 tp->mac_mode = mac_mode;
1296 tw32_f(MAC_MODE, tp->mac_mode);
1297 udelay(40);
1298 }
1299
1300 if (phydev->speed == SPEED_1000 && phydev->duplex == DUPLEX_HALF)
1301 tw32(MAC_TX_LENGTHS,
1302 ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
1303 (6 << TX_LENGTHS_IPG_SHIFT) |
1304 (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
1305 else
1306 tw32(MAC_TX_LENGTHS,
1307 ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
1308 (6 << TX_LENGTHS_IPG_SHIFT) |
1309 (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));
1310
1311 if ((phydev->link && tp->link_config.active_speed == SPEED_INVALID) ||
1312 (!phydev->link && tp->link_config.active_speed != SPEED_INVALID) ||
1313 phydev->speed != tp->link_config.active_speed ||
1314 phydev->duplex != tp->link_config.active_duplex ||
1315 oldflowctrl != tp->link_config.active_flowctrl)
1316 linkmesg = 1;
1317
1318 tp->link_config.active_speed = phydev->speed;
1319 tp->link_config.active_duplex = phydev->duplex;
1320
1321 spin_unlock(&tp->lock);
1322
1323 if (linkmesg)
1324 tg3_link_report(tp);
1325}
1326
1327static int tg3_phy_init(struct tg3 *tp)
1328{
1329 struct phy_device *phydev;
1330
1331 if (tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED)
1332 return 0;
1333
1334 /* Bring the PHY back to a known state. */
1335 tg3_bmcr_reset(tp);
1336
1337 phydev = tp->mdio_bus.phy_map[PHY_ADDR];
1338
1339 /* Attach the MAC to the PHY. */
a9daf367
MC		 1340 phydev = phy_connect(tp->dev, phydev->dev.bus_id, tg3_adjust_link,
1341 phydev->dev_flags, phydev->interface);
b02fd9e3
MC		 1342 if (IS_ERR(phydev)) {
1343 printk(KERN_ERR "%s: Could not attach to PHY\n", tp->dev->name);
1344 return PTR_ERR(phydev);
1345 }
1346
1347 tp->tg3_flags3 |= TG3_FLG3_PHY_CONNECTED;
1348
1349 /* Mask with MAC supported features. */
1350 phydev->supported &= (PHY_GBIT_FEATURES |
1351 SUPPORTED_Pause |
1352 SUPPORTED_Asym_Pause);
1353
1354 phydev->advertising = phydev->supported;
1355
1356 printk(KERN_INFO
1357 "%s: attached PHY driver [%s] (mii_bus:phy_addr=%s)\n",
1358 tp->dev->name, phydev->drv->name, phydev->dev.bus_id);
1359
1360 return 0;
1361}
1362
1363static void tg3_phy_start(struct tg3 *tp)
1364{
1365 struct phy_device *phydev;
1366
1367 if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
1368 return;
1369
1370 phydev = tp->mdio_bus.phy_map[PHY_ADDR];
1371
1372 if (tp->link_config.phy_is_low_power) {
1373 tp->link_config.phy_is_low_power = 0;
1374 phydev->speed = tp->link_config.orig_speed;
1375 phydev->duplex = tp->link_config.orig_duplex;
1376 phydev->autoneg = tp->link_config.orig_autoneg;
1377 phydev->advertising = tp->link_config.orig_advertising;
1378 }
1379
1380 phy_start(phydev);
1381
1382 phy_start_aneg(phydev);
1383}
1384
1385static void tg3_phy_stop(struct tg3 *tp)
1386{
1387 if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
1388 return;
1389
1390 phy_stop(tp->mdio_bus.phy_map[PHY_ADDR]);
1391}
1392
1393static void tg3_phy_fini(struct tg3 *tp)
1394{
1395 if (tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED) {
1396 phy_disconnect(tp->mdio_bus.phy_map[PHY_ADDR]);
1397 tp->tg3_flags3 &= ~TG3_FLG3_PHY_CONNECTED;
1398 }
1399}
1400
b2a5c19c
MC		 1401static void tg3_phydsp_write(struct tg3 *tp, u32 reg, u32 val)
1402{
1403 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, reg);
1404 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, val);
1405}
1406
9ef8ca99
MC		 1407static void tg3_phy_toggle_automdix(struct tg3 *tp, int enable)
1408{
1409 u32 phy;
1410
1411 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ||
1412 (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
1413 return;
1414
1415 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
1416 u32 ephy;
1417
1418 if (!tg3_readphy(tp, MII_TG3_EPHY_TEST, &ephy)) {
1419 tg3_writephy(tp, MII_TG3_EPHY_TEST,
1420 ephy | MII_TG3_EPHY_SHADOW_EN);
1421 if (!tg3_readphy(tp, MII_TG3_EPHYTST_MISCCTRL, &phy)) {
1422 if (enable)
1423 phy |= MII_TG3_EPHYTST_MISCCTRL_MDIX;
1424 else
1425 phy &= ~MII_TG3_EPHYTST_MISCCTRL_MDIX;
1426 tg3_writephy(tp, MII_TG3_EPHYTST_MISCCTRL, phy);
1427 }
1428 tg3_writephy(tp, MII_TG3_EPHY_TEST, ephy);
1429 }
1430 } else {
1431 phy = MII_TG3_AUXCTL_MISC_RDSEL_MISC |
1432 MII_TG3_AUXCTL_SHDWSEL_MISC;
1433 if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, phy) &&
1434 !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy)) {
1435 if (enable)
1436 phy |= MII_TG3_AUXCTL_MISC_FORCE_AMDIX;
1437 else
1438 phy &= ~MII_TG3_AUXCTL_MISC_FORCE_AMDIX;
1439 phy |= MII_TG3_AUXCTL_MISC_WREN;
1440 tg3_writephy(tp, MII_TG3_AUX_CTRL, phy);
1441 }
1442 }
1443}
1444
1da177e4
LT		 1445static void tg3_phy_set_wirespeed(struct tg3 *tp)
1446{
1447 u32 val;
1448
1449 if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED)
1450 return;
1451
1452 if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007) &&
1453 !tg3_readphy(tp, MII_TG3_AUX_CTRL, &val))
1454 tg3_writephy(tp, MII_TG3_AUX_CTRL,
1455 (val | (1 << 15) | (1 << 4)));
1456}
1457
b2a5c19c
MC		 1458static void tg3_phy_apply_otp(struct tg3 *tp)
1459{
1460 u32 otp, phy;
1461
1462 if (!tp->phy_otp)
1463 return;
1464
1465 otp = tp->phy_otp;
1466
1467 /* Enable SM_DSP clock and tx 6dB coding. */
1468 phy = MII_TG3_AUXCTL_SHDWSEL_AUXCTL |
1469 MII_TG3_AUXCTL_ACTL_SMDSP_ENA |
1470 MII_TG3_AUXCTL_ACTL_TX_6DB;
1471 tg3_writephy(tp, MII_TG3_AUX_CTRL, phy);
1472
1473 phy = ((otp & TG3_OTP_AGCTGT_MASK) >> TG3_OTP_AGCTGT_SHIFT);
1474 phy |= MII_TG3_DSP_TAP1_AGCTGT_DFLT;
1475 tg3_phydsp_write(tp, MII_TG3_DSP_TAP1, phy);
1476
1477 phy = ((otp & TG3_OTP_HPFFLTR_MASK) >> TG3_OTP_HPFFLTR_SHIFT) |
1478 ((otp & TG3_OTP_HPFOVER_MASK) >> TG3_OTP_HPFOVER_SHIFT);
1479 tg3_phydsp_write(tp, MII_TG3_DSP_AADJ1CH0, phy);
1480
1481 phy = ((otp & TG3_OTP_LPFDIS_MASK) >> TG3_OTP_LPFDIS_SHIFT);
1482 phy |= MII_TG3_DSP_AADJ1CH3_ADCCKADJ;
1483 tg3_phydsp_write(tp, MII_TG3_DSP_AADJ1CH3, phy);
1484
1485 phy = ((otp & TG3_OTP_VDAC_MASK) >> TG3_OTP_VDAC_SHIFT);
1486 tg3_phydsp_write(tp, MII_TG3_DSP_EXP75, phy);
1487
1488 phy = ((otp & TG3_OTP_10BTAMP_MASK) >> TG3_OTP_10BTAMP_SHIFT);
1489 tg3_phydsp_write(tp, MII_TG3_DSP_EXP96, phy);
1490
1491 phy = ((otp & TG3_OTP_ROFF_MASK) >> TG3_OTP_ROFF_SHIFT) |
1492 ((otp & TG3_OTP_RCOFF_MASK) >> TG3_OTP_RCOFF_SHIFT);
1493 tg3_phydsp_write(tp, MII_TG3_DSP_EXP97, phy);
1494
1495 /* Turn off SM_DSP clock. */
1496 phy = MII_TG3_AUXCTL_SHDWSEL_AUXCTL |
1497 MII_TG3_AUXCTL_ACTL_TX_6DB;
1498 tg3_writephy(tp, MII_TG3_AUX_CTRL, phy);
1499}
1500
1da177e4
LT		 1501static int tg3_wait_macro_done(struct tg3 *tp)
1502{
1503 int limit = 100;
1504
1505 while (limit--) {
1506 u32 tmp32;
1507
1508 if (!tg3_readphy(tp, 0x16, &tmp32)) {
1509 if ((tmp32 & 0x1000) == 0)
1510 break;
1511 }
1512 }
1513 if (limit <= 0)
1514 return -EBUSY;
1515
1516 return 0;
1517}
1518
1519static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
1520{
1521 static const u32 test_pat[4][6] = {
1522 { 0x00005555, 0x00000005, 0x00002aaa, 0x0000000a, 0x00003456, 0x00000003 },
1523 { 0x00002aaa, 0x0000000a, 0x00003333, 0x00000003, 0x0000789a, 0x00000005 },
1524 { 0x00005a5a, 0x00000005, 0x00002a6a, 0x0000000a, 0x00001bcd, 0x00000003 },
1525 { 0x00002a5a, 0x0000000a, 0x000033c3, 0x00000003, 0x00002ef1, 0x00000005 }
1526 };
1527 int chan;
1528
1529 for (chan = 0; chan < 4; chan++) {
1530 int i;
1531
1532 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
1533 (chan * 0x2000) | 0x0200);
1534 tg3_writephy(tp, 0x16, 0x0002);
1535
1536 for (i = 0; i < 6; i++)
1537 tg3_writephy(tp, MII_TG3_DSP_RW_PORT,
1538 test_pat[chan][i]);
1539
1540 tg3_writephy(tp, 0x16, 0x0202);
1541 if (tg3_wait_macro_done(tp)) {
1542 *resetp = 1;
1543 return -EBUSY;
1544 }
1545
1546 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
1547 (chan * 0x2000) | 0x0200);
1548 tg3_writephy(tp, 0x16, 0x0082);
1549 if (tg3_wait_macro_done(tp)) {
1550 *resetp = 1;
1551 return -EBUSY;
1552 }
1553
1554 tg3_writephy(tp, 0x16, 0x0802);
1555 if (tg3_wait_macro_done(tp)) {
1556 *resetp = 1;
1557 return -EBUSY;
1558 }
1559
1560 for (i = 0; i < 6; i += 2) {
1561 u32 low, high;
1562
1563 if (tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low) ||
1564 tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high) ||
1565 tg3_wait_macro_done(tp)) {
1566 *resetp = 1;
1567 return -EBUSY;
1568 }
1569 low &= 0x7fff;
1570 high &= 0x000f;
1571 if (low != test_pat[chan][i] ||
1572 high != test_pat[chan][i+1]) {
1573 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000b);
1574 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4001);
1575 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4005);
1576
1577 return -EBUSY;
1578 }
1579 }
1580 }
1581
1582 return 0;
1583}
1584
1585static int tg3_phy_reset_chanpat(struct tg3 *tp)
1586{
1587 int chan;
1588
1589 for (chan = 0; chan < 4; chan++) {
1590 int i;
1591
1592 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
1593 (chan * 0x2000) | 0x0200);
1594 tg3_writephy(tp, 0x16, 0x0002);
1595 for (i = 0; i < 6; i++)
1596 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000);
1597 tg3_writephy(tp, 0x16, 0x0202);
1598 if (tg3_wait_macro_done(tp))
1599 return -EBUSY;
1600 }
1601
1602 return 0;
1603}
1604
1605static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
1606{
1607 u32 reg32, phy9_orig;
1608 int retries, do_phy_reset, err;
1609
1610 retries = 10;
1611 do_phy_reset = 1;
1612 do {
1613 if (do_phy_reset) {
1614 err = tg3_bmcr_reset(tp);
1615 if (err)
1616 return err;
1617 do_phy_reset = 0;
1618 }
1619
1620 /* Disable transmitter and interrupt. */
1621 if (tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32))
1622 continue;
1623
1624 reg32 |= 0x3000;
1625 tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
1626
1627 /* Set full-duplex, 1000 mbps. */
1628 tg3_writephy(tp, MII_BMCR,
1629 BMCR_FULLDPLX | TG3_BMCR_SPEED1000);
1630
1631 /* Set to master mode. */
1632 if (tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig))
1633 continue;
1634
1635 tg3_writephy(tp, MII_TG3_CTRL,
1636 (MII_TG3_CTRL_AS_MASTER |
1637 MII_TG3_CTRL_ENABLE_AS_MASTER));
1638
1639 /* Enable SM_DSP_CLOCK and 6dB. */
1640 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
1641
1642 /* Block the PHY control access. */
1643 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
1644 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800);
1645
1646 err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset);
1647 if (!err)
1648 break;
1649 } while (--retries);
1650
1651 err = tg3_phy_reset_chanpat(tp);
1652 if (err)
1653 return err;
1654
1655 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
1656 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000);
1657
1658 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
1659 tg3_writephy(tp, 0x16, 0x0000);
1660
1661 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
1662 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
1663 /* Set Extended packet length bit for jumbo frames */
1664 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4400);
1665 }
1666 else {
1667 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
1668 }
1669
1670 tg3_writephy(tp, MII_TG3_CTRL, phy9_orig);
1671
1672 if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32)) {
1673 reg32 &= ~0x3000;
1674 tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
1675 } else if (!err)
1676 err = -EBUSY;
1677
1678 return err;
1679}
1680
1681/* This will reset the tigon3 PHY if there is no valid
1682 * link unless the FORCE argument is non-zero.
1683 */
1684static int tg3_phy_reset(struct tg3 *tp)
1685{
b2a5c19c 1686 u32 cpmuctrl;
1da177e4
LT		 1687 u32 phy_status;
1688 int err;
1689
60189ddf
MC		 1690 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
1691 u32 val;
1692
1693 val = tr32(GRC_MISC_CFG);
1694 tw32_f(GRC_MISC_CFG, val & ~GRC_MISC_CFG_EPHY_IDDQ);
1695 udelay(40);
1696 }
1da177e4
LT		 1697 err = tg3_readphy(tp, MII_BMSR, &phy_status);
1698 err |= tg3_readphy(tp, MII_BMSR, &phy_status);
1699 if (err != 0)
1700 return -EBUSY;
1701
c8e1e82b
MC		 1702 if (netif_running(tp->dev) && netif_carrier_ok(tp->dev)) {
1703 netif_carrier_off(tp->dev);
1704 tg3_link_report(tp);
1705 }
1706
1da177e4
LT		 1707 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
1708 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
1709 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
1710 err = tg3_phy_reset_5703_4_5(tp);
1711 if (err)
1712 return err;
1713 goto out;
1714 }
1715
b2a5c19c
MC		 1716 cpmuctrl = 0;
1717 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 &&
1718 GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5784_AX) {
1719 cpmuctrl = tr32(TG3_CPMU_CTRL);
1720 if (cpmuctrl & CPMU_CTRL_GPHY_10MB_RXONLY)
1721 tw32(TG3_CPMU_CTRL,
1722 cpmuctrl & ~CPMU_CTRL_GPHY_10MB_RXONLY);
1723 }
1724
1da177e4
LT		 1725 err = tg3_bmcr_reset(tp);
1726 if (err)
1727 return err;
1728
b2a5c19c
MC		 1729 if (cpmuctrl & CPMU_CTRL_GPHY_10MB_RXONLY) {
1730 u32 phy;
1731
1732 phy = MII_TG3_DSP_EXP8_AEDW | MII_TG3_DSP_EXP8_REJ2MHz;
1733 tg3_phydsp_write(tp, MII_TG3_DSP_EXP8, phy);
1734
1735 tw32(TG3_CPMU_CTRL, cpmuctrl);
1736 }
1737
b5af7126 1738 if (tp->tg3_flags3 & TG3_FLG3_5761_5784_AX_FIXES) {
ce057f01
MC		 1739 u32 val;
1740
1741 val = tr32(TG3_CPMU_LSPD_1000MB_CLK);
1742 if ((val & CPMU_LSPD_1000MB_MACCLK_MASK) ==
1743 CPMU_LSPD_1000MB_MACCLK_12_5) {
1744 val &= ~CPMU_LSPD_1000MB_MACCLK_MASK;
1745 udelay(40);
1746 tw32_f(TG3_CPMU_LSPD_1000MB_CLK, val);
1747 }
662f38d2
MC		 1748
1749 /* Disable GPHY autopowerdown. */
1750 tg3_writephy(tp, MII_TG3_MISC_SHDW,
1751 MII_TG3_MISC_SHDW_WREN |
1752 MII_TG3_MISC_SHDW_APD_SEL |
1753 MII_TG3_MISC_SHDW_APD_WKTM_84MS);
ce057f01
MC		 1754 }
1755
b2a5c19c
MC		 1756 tg3_phy_apply_otp(tp);
1757
1da177e4
LT		 1758out:
1759 if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) {
1760 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
1761 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
1762 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x2aaa);
1763 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
1764 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0323);
1765 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
1766 }
1767 if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) {
1768 tg3_writephy(tp, 0x1c, 0x8d68);
1769 tg3_writephy(tp, 0x1c, 0x8d68);
1770 }
1771 if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) {
1772 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
1773 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
1774 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x310b);
1775 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
1776 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x9506);
1777 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x401f);
1778 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
1779 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
1780 }
c424cb24
MC		 1781 else if (tp->tg3_flags2 & TG3_FLG2_PHY_JITTER_BUG) {
1782 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
1783 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
c1d2a196
MC		 1784 if (tp->tg3_flags2 & TG3_FLG2_PHY_ADJUST_TRIM) {
1785 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x110b);
1786 tg3_writephy(tp, MII_TG3_TEST1,
1787 MII_TG3_TEST1_TRIM_EN | 0x4);
1788 } else
1789 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b);
c424cb24
MC		 1790 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
1791 }
1da177e4
LT		 1792 /* Set Extended packet length bit (bit 14) on all chips that */
1793 /* support jumbo frames */
1794 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
1795 /* Cannot do read-modify-write on 5401 */
1796 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
0f893dc6 1797 } else if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
1da177e4
LT		 1798 u32 phy_reg;
1799
1800 /* Set bit 14 with read-modify-write to preserve other bits */
1801 if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) &&
1802 !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg))
1803 tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
1804 }
1805
1806 /* Set phy register 0x10 bit 0 to high fifo elasticity to support
1807 * jumbo frames transmission.
1808 */
0f893dc6 1809 if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
1da177e4
LT		 1810 u32 phy_reg;
1811
1812 if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg))
1813 tg3_writephy(tp, MII_TG3_EXT_CTRL,
1814 phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
1815 }
1816
715116a1 1817 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
715116a1
MC		 1818 /* adjust output voltage */
1819 tg3_writephy(tp, MII_TG3_EPHY_PTEST, 0x12);
715116a1
MC		 1820 }
1821
9ef8ca99 1822 tg3_phy_toggle_automdix(tp, 1);
1da177e4
LT		 1823 tg3_phy_set_wirespeed(tp);
1824 return 0;
1825}
1826
1827static void tg3_frob_aux_power(struct tg3 *tp)
1828{
1829 struct tg3 *tp_peer = tp;
1830
9d26e213 1831 if ((tp->tg3_flags2 & TG3_FLG2_IS_NIC) == 0)
1da177e4
LT		 1832 return;
1833
8c2dc7e1
MC		 1834 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
1835 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) {
1836 struct net_device *dev_peer;
1837
1838 dev_peer = pci_get_drvdata(tp->pdev_peer);
bc1c7567 1839 /* remove_one() may have been run on the peer. */
8c2dc7e1 1840 if (!dev_peer)
bc1c7567
MC		 1841 tp_peer = tp;
1842 else
1843 tp_peer = netdev_priv(dev_peer);
1da177e4
LT		 1844 }
1845
1da177e4 1846 if ((tp->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
6921d201
MC		 1847 (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0 ||
1848 (tp_peer->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
1849 (tp_peer->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
1da177e4
LT		 1850 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1851 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
b401e9e2
MC		 1852 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1853 (GRC_LCLCTRL_GPIO_OE0 |
1854 GRC_LCLCTRL_GPIO_OE1 |
1855 GRC_LCLCTRL_GPIO_OE2 |
1856 GRC_LCLCTRL_GPIO_OUTPUT0 |
1857 GRC_LCLCTRL_GPIO_OUTPUT1),
1858 100);
5f0c4a3c
MC		 1859 } else if (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5761) {
1860 /* The 5761 non-e device swaps GPIO 0 and GPIO 2. */
1861 u32 grc_local_ctrl = GRC_LCLCTRL_GPIO_OE0 |
1862 GRC_LCLCTRL_GPIO_OE1 |
1863 GRC_LCLCTRL_GPIO_OE2 |
1864 GRC_LCLCTRL_GPIO_OUTPUT0 |
1865 GRC_LCLCTRL_GPIO_OUTPUT1 |
1866 tp->grc_local_ctrl;
1867 tw32_wait_f(GRC_LOCAL_CTRL, grc_local_ctrl, 100);
1868
1869 grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT2;
1870 tw32_wait_f(GRC_LOCAL_CTRL, grc_local_ctrl, 100);
1871
1872 grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT0;
1873 tw32_wait_f(GRC_LOCAL_CTRL, grc_local_ctrl, 100);
1da177e4
LT		 1874 } else {
1875 u32 no_gpio2;
dc56b7d4 1876 u32 grc_local_ctrl = 0;
1da177e4
LT		 1877
1878 if (tp_peer != tp &&
1879 (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
1880 return;
1881
dc56b7d4
MC		 1882 /* Workaround to prevent overdrawing Amps. */
1883 if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
1884 ASIC_REV_5714) {
1885 grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
b401e9e2
MC		 1886 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1887 grc_local_ctrl, 100);
dc56b7d4
MC		 1888 }
1889
1da177e4
LT		 1890 /* On 5753 and variants, GPIO2 cannot be used. */
1891 no_gpio2 = tp->nic_sram_data_cfg &
1892 NIC_SRAM_DATA_CFG_NO_GPIO2;
1893
dc56b7d4 1894 grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE0 |
1da177e4
LT		 1895 GRC_LCLCTRL_GPIO_OE1 |
1896 GRC_LCLCTRL_GPIO_OE2 |
1897 GRC_LCLCTRL_GPIO_OUTPUT1 |
1898 GRC_LCLCTRL_GPIO_OUTPUT2;
1899 if (no_gpio2) {
1900 grc_local_ctrl &= ~(GRC_LCLCTRL_GPIO_OE2 |
1901 GRC_LCLCTRL_GPIO_OUTPUT2);
1902 }
b401e9e2
MC		 1903 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1904 grc_local_ctrl, 100);
1da177e4
LT		 1905
1906 grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT0;
1907
b401e9e2
MC		 1908 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1909 grc_local_ctrl, 100);
1da177e4
LT		 1910
1911 if (!no_gpio2) {
1912 grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT2;
b401e9e2
MC		 1913 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1914 grc_local_ctrl, 100);
1da177e4
LT		 1915 }
1916 }
1917 } else {
1918 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
1919 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
1920 if (tp_peer != tp &&
1921 (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
1922 return;
1923
b401e9e2
MC		 1924 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1925 (GRC_LCLCTRL_GPIO_OE1 |
1926 GRC_LCLCTRL_GPIO_OUTPUT1), 100);
1da177e4 1927
b401e9e2
MC		 1928 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1929 GRC_LCLCTRL_GPIO_OE1, 100);
1da177e4 1930
b401e9e2
MC		 1931 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1932 (GRC_LCLCTRL_GPIO_OE1 |
1933 GRC_LCLCTRL_GPIO_OUTPUT1), 100);
1da177e4
LT		 1934 }
1935 }
1936}
1937
e8f3f6ca
MC		 1938static int tg3_5700_link_polarity(struct tg3 *tp, u32 speed)
1939{
1940 if (tp->led_ctrl == LED_CTRL_MODE_PHY_2)
1941 return 1;
1942 else if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411) {
1943 if (speed != SPEED_10)
1944 return 1;
1945 } else if (speed == SPEED_10)
1946 return 1;
1947
1948 return 0;
1949}
1950
1da177e4
LT		 1951static int tg3_setup_phy(struct tg3 *, int);
1952
1953#define RESET_KIND_SHUTDOWN 0
1954#define RESET_KIND_INIT 1
1955#define RESET_KIND_SUSPEND 2
1956
1957static void tg3_write_sig_post_reset(struct tg3 *, int);
1958static int tg3_halt_cpu(struct tg3 *, u32);
6921d201
MC		 1959static int tg3_nvram_lock(struct tg3 *);
1960static void tg3_nvram_unlock(struct tg3 *);
1da177e4 1961
15c3b696
MC		 1962static void tg3_power_down_phy(struct tg3 *tp)
1963{
ce057f01
MC		 1964 u32 val;
1965
5129724a
MC		 1966 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
1967 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
1968 u32 sg_dig_ctrl = tr32(SG_DIG_CTRL);
1969 u32 serdes_cfg = tr32(MAC_SERDES_CFG);
1970
1971 sg_dig_ctrl |=
1972 SG_DIG_USING_HW_AUTONEG | SG_DIG_SOFT_RESET;
1973 tw32(SG_DIG_CTRL, sg_dig_ctrl);
1974 tw32(MAC_SERDES_CFG, serdes_cfg | (1 << 15));
1975 }
3f7045c1 1976 return;
5129724a 1977 }
3f7045c1 1978
60189ddf 1979 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
60189ddf
MC		 1980 tg3_bmcr_reset(tp);
1981 val = tr32(GRC_MISC_CFG);
1982 tw32_f(GRC_MISC_CFG, val | GRC_MISC_CFG_EPHY_IDDQ);
1983 udelay(40);
1984 return;
dd477003 1985 } else if (!(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)) {
715116a1
MC		 1986 tg3_writephy(tp, MII_TG3_EXT_CTRL,
1987 MII_TG3_EXT_CTRL_FORCE_LED_OFF);
1988 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2);
1989 }
3f7045c1 1990
15c3b696
MC		 1991 /* The PHY should not be powered down on some chips because
1992 * of bugs.
1993 */
1994 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1995 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
1996 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 &&
1997 (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)))
1998 return;
ce057f01 1999
b5af7126 2000 if (tp->tg3_flags3 & TG3_FLG3_5761_5784_AX_FIXES) {
ce057f01
MC		 2001 val = tr32(TG3_CPMU_LSPD_1000MB_CLK);
2002 val &= ~CPMU_LSPD_1000MB_MACCLK_MASK;
2003 val |= CPMU_LSPD_1000MB_MACCLK_12_5;
2004 tw32_f(TG3_CPMU_LSPD_1000MB_CLK, val);
2005 }
2006
15c3b696
MC		 2007 tg3_writephy(tp, MII_BMCR, BMCR_PDOWN);
2008}
2009
bc1c7567 2010static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
1da177e4
LT		 2011{
2012 u32 misc_host_ctrl;
1da177e4
LT		 2013
2014 /* Make sure register accesses (indirect or otherwise)
2015 * will function correctly.
2016 */
2017 pci_write_config_dword(tp->pdev,
2018 TG3PCI_MISC_HOST_CTRL,
2019 tp->misc_host_ctrl);
2020
1da177e4 2021 switch (state) {
bc1c7567 2022 case PCI_D0:
12dac075
RW		 2023 pci_enable_wake(tp->pdev, state, false);
2024 pci_set_power_state(tp->pdev, PCI_D0);
8c6bda1a 2025
9d26e213
MC		 2026 /* Switch out of Vaux if it is a NIC */
2027 if (tp->tg3_flags2 & TG3_FLG2_IS_NIC)
b401e9e2 2028 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl, 100);
1da177e4
LT		 2029
2030 return 0;
2031
bc1c7567 2032 case PCI_D1:
bc1c7567 2033 case PCI_D2:
bc1c7567 2034 case PCI_D3hot:
1da177e4
LT		 2035 break;
2036
2037 default:
12dac075
RW		 2038 printk(KERN_ERR PFX "%s: Invalid power state (D%d) requested\n",
2039 tp->dev->name, state);
1da177e4 2040 return -EINVAL;
855e1111 2041 }
1da177e4
LT		 2042 misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
2043 tw32(TG3PCI_MISC_HOST_CTRL,
2044 misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT);
2045
dd477003 2046 if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
b02fd9e3
MC		 2047 if ((tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED) &&
2048 !tp->link_config.phy_is_low_power) {
2049 struct phy_device *phydev;
2050 u32 advertising;
2051
2052 phydev = tp->mdio_bus.phy_map[PHY_ADDR];
2053
2054 tp->link_config.phy_is_low_power = 1;
2055
2056 tp->link_config.orig_speed = phydev->speed;
2057 tp->link_config.orig_duplex = phydev->duplex;
2058 tp->link_config.orig_autoneg = phydev->autoneg;
2059 tp->link_config.orig_advertising = phydev->advertising;
2060
2061 advertising = ADVERTISED_TP |
2062 ADVERTISED_Pause |
2063 ADVERTISED_Autoneg |
2064 ADVERTISED_10baseT_Half;
2065
2066 if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) ||
2067 (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)) {
2068 if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)
2069 advertising |=
2070 ADVERTISED_100baseT_Half |
2071 ADVERTISED_100baseT_Full |
2072 ADVERTISED_10baseT_Full;
2073 else
2074 advertising |= ADVERTISED_10baseT_Full;
2075 }
2076
2077 phydev->advertising = advertising;
2078
2079 phy_start_aneg(phydev);
2080 }
dd477003
MC		 2081 } else {
2082 if (tp->link_config.phy_is_low_power == 0) {
2083 tp->link_config.phy_is_low_power = 1;
2084 tp->link_config.orig_speed = tp->link_config.speed;
2085 tp->link_config.orig_duplex = tp->link_config.duplex;
2086 tp->link_config.orig_autoneg = tp->link_config.autoneg;
2087 }
1da177e4 2088
dd477003
MC		 2089 if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
2090 tp->link_config.speed = SPEED_10;
2091 tp->link_config.duplex = DUPLEX_HALF;
2092 tp->link_config.autoneg = AUTONEG_ENABLE;
2093 tg3_setup_phy(tp, 0);
2094 }
1da177e4
LT		 2095 }
2096
b5d3772c
MC		 2097 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
2098 u32 val;
2099
2100 val = tr32(GRC_VCPU_EXT_CTRL);
2101 tw32(GRC_VCPU_EXT_CTRL, val | GRC_VCPU_EXT_CTRL_DISABLE_WOL);
2102 } else if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
6921d201
MC		 2103 int i;
2104 u32 val;
2105
2106 for (i = 0; i < 200; i++) {
2107 tg3_read_mem(tp, NIC_SRAM_FW_ASF_STATUS_MBOX, &val);
2108 if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
2109 break;
2110 msleep(1);
2111 }
2112 }
a85feb8c
GZ		 2113 if (tp->tg3_flags & TG3_FLAG_WOL_CAP)
2114 tg3_write_mem(tp, NIC_SRAM_WOL_MBOX, WOL_SIGNATURE |
2115 WOL_DRV_STATE_SHUTDOWN |
2116 WOL_DRV_WOL |
2117 WOL_SET_MAGIC_PKT);
6921d201 2118
1da177e4
LT		 2119 if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) {
2120 u32 mac_mode;
2121
2122 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
dd477003
MC		 2123 if (!(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)) {
2124 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a);
2125 udelay(40);
2126 }
1da177e4 2127
3f7045c1
MC		 2128 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
2129 mac_mode = MAC_MODE_PORT_MODE_GMII;
2130 else
2131 mac_mode = MAC_MODE_PORT_MODE_MII;
1da177e4 2132
e8f3f6ca
MC		 2133 mac_mode |= tp->mac_mode & MAC_MODE_LINK_POLARITY;
2134 if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
2135 ASIC_REV_5700) {
2136 u32 speed = (tp->tg3_flags &
2137 TG3_FLAG_WOL_SPEED_100MB) ?
2138 SPEED_100 : SPEED_10;
2139 if (tg3_5700_link_polarity(tp, speed))
2140 mac_mode |= MAC_MODE_LINK_POLARITY;
2141 else
2142 mac_mode &= ~MAC_MODE_LINK_POLARITY;
2143 }
1da177e4
LT		 2144 } else {
2145 mac_mode = MAC_MODE_PORT_MODE_TBI;
2146 }
2147
cbf46853 2148 if (!(tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
1da177e4
LT		 2149 tw32(MAC_LED_CTRL, tp->led_ctrl);
2150
12dac075
RW		 2151 if (pci_pme_capable(tp->pdev, state) &&
2152 (tp->tg3_flags & TG3_FLAG_WOL_ENABLE))
1da177e4
LT		 2153 mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE;
2154
3bda1258
MC		 2155 if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) {
2156 mac_mode |= tp->mac_mode &
2157 (MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN);
2158 if (mac_mode & MAC_MODE_APE_TX_EN)
2159 mac_mode |= MAC_MODE_TDE_ENABLE;
2160 }
2161
1da177e4
LT		 2162 tw32_f(MAC_MODE, mac_mode);
2163 udelay(100);
2164
2165 tw32_f(MAC_RX_MODE, RX_MODE_ENABLE);
2166 udelay(10);
2167 }
2168
2169 if (!(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB) &&
2170 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
2171 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
2172 u32 base_val;
2173
2174 base_val = tp->pci_clock_ctrl;
2175 base_val |= (CLOCK_CTRL_RXCLK_DISABLE |
2176 CLOCK_CTRL_TXCLK_DISABLE);
2177
b401e9e2
MC		 2178 tw32_wait_f(TG3PCI_CLOCK_CTRL, base_val | CLOCK_CTRL_ALTCLK |
2179 CLOCK_CTRL_PWRDOWN_PLL133, 40);
d7b0a857 2180 } else if ((tp->tg3_flags2 & TG3_FLG2_5780_CLASS) ||
795d01c5 2181 (tp->tg3_flags & TG3_FLAG_CPMU_PRESENT) ||
d7b0a857 2182 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)) {
4cf78e4f 2183 /* do nothing */
85e94ced 2184 } else if (!((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
1da177e4
LT		 2185 (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) {
2186 u32 newbits1, newbits2;
2187
2188 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
2189 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
2190 newbits1 = (CLOCK_CTRL_RXCLK_DISABLE |
2191 CLOCK_CTRL_TXCLK_DISABLE |
2192 CLOCK_CTRL_ALTCLK);
2193 newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
2194 } else if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
2195 newbits1 = CLOCK_CTRL_625_CORE;
2196 newbits2 = newbits1 | CLOCK_CTRL_ALTCLK;
2197 } else {
2198 newbits1 = CLOCK_CTRL_ALTCLK;
2199 newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
2200 }
2201
b401e9e2
MC		 2202 tw32_wait_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits1,
2203 40);
1da177e4 2204
b401e9e2
MC		 2205 tw32_wait_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits2,
2206 40);
1da177e4
LT		 2207
2208 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
2209 u32 newbits3;
2210
2211 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
2212 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
2213 newbits3 = (CLOCK_CTRL_RXCLK_DISABLE |
2214 CLOCK_CTRL_TXCLK_DISABLE |
2215 CLOCK_CTRL_44MHZ_CORE);
2216 } else {
2217 newbits3 = CLOCK_CTRL_44MHZ_CORE;
2218 }
2219
b401e9e2
MC		 2220 tw32_wait_f(TG3PCI_CLOCK_CTRL,
2221 tp->pci_clock_ctrl | newbits3, 40);
1da177e4
LT		 2222 }
2223 }
2224
6921d201 2225 if (!(tp->tg3_flags & TG3_FLAG_WOL_ENABLE) &&
0d3031d9
MC		 2226 !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF) &&
2227 !(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE))
3f7045c1 2228 tg3_power_down_phy(tp);
6921d201 2229
1da177e4
LT		 2230 tg3_frob_aux_power(tp);
2231
2232 /* Workaround for unstable PLL clock */
2233 if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
2234 (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) {
2235 u32 val = tr32(0x7d00);
2236
2237 val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1);
2238 tw32(0x7d00, val);
6921d201 2239 if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
ec41c7df
MC		 2240 int err;
2241
2242 err = tg3_nvram_lock(tp);
1da177e4 2243 tg3_halt_cpu(tp, RX_CPU_BASE);
ec41c7df
MC		 2244 if (!err)
2245 tg3_nvram_unlock(tp);
6921d201 2246 }
1da177e4
LT		 2247 }
2248
bbadf503
MC		 2249 tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);
2250
12dac075
RW		 2251 if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
2252 pci_enable_wake(tp->pdev, state, true);
2253
1da177e4 2254 /* Finally, set the new power state. */
12dac075 2255 pci_set_power_state(tp->pdev, state);
1da177e4 2256
1da177e4
LT		 2257 return 0;
2258}
2259
1da177e4
LT		 2260static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)
2261{
2262 switch (val & MII_TG3_AUX_STAT_SPDMASK) {
2263 case MII_TG3_AUX_STAT_10HALF:
2264 *speed = SPEED_10;
2265 *duplex = DUPLEX_HALF;
2266 break;
2267
2268 case MII_TG3_AUX_STAT_10FULL:
2269 *speed = SPEED_10;
2270 *duplex = DUPLEX_FULL;
2271 break;
2272
2273 case MII_TG3_AUX_STAT_100HALF:
2274 *speed = SPEED_100;
2275 *duplex = DUPLEX_HALF;
2276 break;
2277
2278 case MII_TG3_AUX_STAT_100FULL:
2279 *speed = SPEED_100;
2280 *duplex = DUPLEX_FULL;
2281 break;
2282
2283 case MII_TG3_AUX_STAT_1000HALF:
2284 *speed = SPEED_1000;
2285 *duplex = DUPLEX_HALF;
2286 break;
2287
2288 case MII_TG3_AUX_STAT_1000FULL:
2289 *speed = SPEED_1000;
2290 *duplex = DUPLEX_FULL;
2291 break;
2292
2293 default:
715116a1
MC		 2294 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
2295 *speed = (val & MII_TG3_AUX_STAT_100) ? SPEED_100 :
2296 SPEED_10;
2297 *duplex = (val & MII_TG3_AUX_STAT_FULL) ? DUPLEX_FULL :
2298 DUPLEX_HALF;
2299 break;
2300 }
1da177e4
LT		 2301 *speed = SPEED_INVALID;
2302 *duplex = DUPLEX_INVALID;
2303 break;
855e1111 2304 }
1da177e4
LT		 2305}
2306
2307static void tg3_phy_copper_begin(struct tg3 *tp)
2308{
2309 u32 new_adv;
2310 int i;
2311
2312 if (tp->link_config.phy_is_low_power) {
2313 /* Entering low power mode. Disable gigabit and
2314 * 100baseT advertisements.
2315 */
2316 tg3_writephy(tp, MII_TG3_CTRL, 0);
2317
2318 new_adv = (ADVERTISE_10HALF | ADVERTISE_10FULL |
2319 ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
2320 if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)
2321 new_adv |= (ADVERTISE_100HALF | ADVERTISE_100FULL);
2322
2323 tg3_writephy(tp, MII_ADVERTISE, new_adv);
2324 } else if (tp->link_config.speed == SPEED_INVALID) {
1da177e4
LT		 2325 if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
2326 tp->link_config.advertising &=
2327 ~(ADVERTISED_1000baseT_Half |
2328 ADVERTISED_1000baseT_Full);
2329
ba4d07a8 2330 new_adv = ADVERTISE_CSMA;
1da177e4
LT		 2331 if (tp->link_config.advertising & ADVERTISED_10baseT_Half)
2332 new_adv |= ADVERTISE_10HALF;
2333 if (tp->link_config.advertising & ADVERTISED_10baseT_Full)
2334 new_adv |= ADVERTISE_10FULL;
2335 if (tp->link_config.advertising & ADVERTISED_100baseT_Half)
2336 new_adv |= ADVERTISE_100HALF;
2337 if (tp->link_config.advertising & ADVERTISED_100baseT_Full)
2338 new_adv |= ADVERTISE_100FULL;
ba4d07a8
MC		 2339
2340 new_adv |= tg3_advert_flowctrl_1000T(tp->link_config.flowctrl);
2341
1da177e4
LT		 2342 tg3_writephy(tp, MII_ADVERTISE, new_adv);
2343
2344 if (tp->link_config.advertising &
2345 (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) {
2346 new_adv = 0;
2347 if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
2348 new_adv |= MII_TG3_CTRL_ADV_1000_HALF;
2349 if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
2350 new_adv |= MII_TG3_CTRL_ADV_1000_FULL;
2351 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) &&
2352 (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
2353 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0))
2354 new_adv |= (MII_TG3_CTRL_AS_MASTER |
2355 MII_TG3_CTRL_ENABLE_AS_MASTER);
2356 tg3_writephy(tp, MII_TG3_CTRL, new_adv);
2357 } else {
2358 tg3_writephy(tp, MII_TG3_CTRL, 0);
2359 }
2360 } else {
ba4d07a8
MC		 2361 new_adv = tg3_advert_flowctrl_1000T(tp->link_config.flowctrl);
2362 new_adv |= ADVERTISE_CSMA;
2363
1da177e4
LT		 2364 /* Asking for a specific link mode. */
2365 if (tp->link_config.speed == SPEED_1000) {
1da177e4
LT		 2366 tg3_writephy(tp, MII_ADVERTISE, new_adv);
2367
2368 if (tp->link_config.duplex == DUPLEX_FULL)
2369 new_adv = MII_TG3_CTRL_ADV_1000_FULL;
2370 else
2371 new_adv = MII_TG3_CTRL_ADV_1000_HALF;
2372 if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
2373 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
2374 new_adv |= (MII_TG3_CTRL_AS_MASTER |
2375 MII_TG3_CTRL_ENABLE_AS_MASTER);
1da177e4 2376 } else {
1da177e4
LT		 2377 if (tp->link_config.speed == SPEED_100) {
2378 if (tp->link_config.duplex == DUPLEX_FULL)
2379 new_adv |= ADVERTISE_100FULL;
2380 else
2381 new_adv |= ADVERTISE_100HALF;
2382 } else {
2383 if (tp->link_config.duplex == DUPLEX_FULL)
2384 new_adv |= ADVERTISE_10FULL;
2385 else
2386 new_adv |= ADVERTISE_10HALF;
2387 }
2388 tg3_writephy(tp, MII_ADVERTISE, new_adv);
ba4d07a8
MC		 2389
2390 new_adv = 0;
1da177e4 2391 }
ba4d07a8
MC		 2392
2393 tg3_writephy(tp, MII_TG3_CTRL, new_adv);
1da177e4
LT		 2394 }
2395
2396 if (tp->link_config.autoneg == AUTONEG_DISABLE &&
2397 tp->link_config.speed != SPEED_INVALID) {
2398 u32 bmcr, orig_bmcr;
2399
2400 tp->link_config.active_speed = tp->link_config.speed;
2401 tp->link_config.active_duplex = tp->link_config.duplex;
2402
2403 bmcr = 0;
2404 switch (tp->link_config.speed) {
2405 default:
2406 case SPEED_10:
2407 break;
2408
2409 case SPEED_100:
2410 bmcr |= BMCR_SPEED100;
2411 break;
2412
2413 case SPEED_1000:
2414 bmcr |= TG3_BMCR_SPEED1000;
2415 break;
855e1111 2416 }
1da177e4
LT		 2417
2418 if (tp->link_config.duplex == DUPLEX_FULL)
2419 bmcr |= BMCR_FULLDPLX;
2420
2421 if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) &&
2422 (bmcr != orig_bmcr)) {
2423 tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK);
2424 for (i = 0; i < 1500; i++) {
2425 u32 tmp;
2426
2427 udelay(10);
2428 if (tg3_readphy(tp, MII_BMSR, &tmp) ||
2429 tg3_readphy(tp, MII_BMSR, &tmp))
2430 continue;
2431 if (!(tmp & BMSR_LSTATUS)) {
2432 udelay(40);
2433 break;
2434 }
2435 }
2436 tg3_writephy(tp, MII_BMCR, bmcr);
2437 udelay(40);
2438 }
2439 } else {
2440 tg3_writephy(tp, MII_BMCR,
2441 BMCR_ANENABLE | BMCR_ANRESTART);
2442 }
2443}
2444
2445static int tg3_init_5401phy_dsp(struct tg3 *tp)
2446{
2447 int err;
2448
2449 /* Turn off tap power management. */
2450 /* Set Extended packet length bit */
2451 err = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
2452
2453 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012);
2454 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804);
2455
2456 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013);
2457 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204);
2458
2459 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
2460 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132);
2461
2462 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
2463 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232);
2464
2465 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
2466 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20);
2467
2468 udelay(40);
2469
2470 return err;
2471}
2472
3600d918 2473static int tg3_copper_is_advertising_all(struct tg3 *tp, u32 mask)
1da177e4 2474{
3600d918
MC		 2475 u32 adv_reg, all_mask = 0;
2476
2477 if (mask & ADVERTISED_10baseT_Half)
2478 all_mask |= ADVERTISE_10HALF;
2479 if (mask & ADVERTISED_10baseT_Full)
2480 all_mask |= ADVERTISE_10FULL;
2481 if (mask & ADVERTISED_100baseT_Half)
2482 all_mask |= ADVERTISE_100HALF;
2483 if (mask & ADVERTISED_100baseT_Full)
2484 all_mask |= ADVERTISE_100FULL;
1da177e4
LT		 2485
2486 if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
2487 return 0;
2488
1da177e4
LT		 2489 if ((adv_reg & all_mask) != all_mask)
2490 return 0;
2491 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
2492 u32 tg3_ctrl;
2493
3600d918
MC		 2494 all_mask = 0;
2495 if (mask & ADVERTISED_1000baseT_Half)
2496 all_mask |= ADVERTISE_1000HALF;
2497 if (mask & ADVERTISED_1000baseT_Full)
2498 all_mask |= ADVERTISE_1000FULL;
2499
1da177e4
LT		 2500 if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl))
2501 return 0;
2502
1da177e4
LT		 2503 if ((tg3_ctrl & all_mask) != all_mask)
2504 return 0;
2505 }
2506 return 1;
2507}
2508
ef167e27
MC		 2509static int tg3_adv_1000T_flowctrl_ok(struct tg3 *tp, u32 *lcladv, u32 *rmtadv)
2510{
2511 u32 curadv, reqadv;
2512
2513 if (tg3_readphy(tp, MII_ADVERTISE, lcladv))
2514 return 1;
2515
2516 curadv = *lcladv & (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
2517 reqadv = tg3_advert_flowctrl_1000T(tp->link_config.flowctrl);
2518
2519 if (tp->link_config.active_duplex == DUPLEX_FULL) {
2520 if (curadv != reqadv)
2521 return 0;
2522
2523 if (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG)
2524 tg3_readphy(tp, MII_LPA, rmtadv);
2525 } else {
2526 /* Reprogram the advertisement register, even if it
2527 * does not affect the current link. If the link
2528 * gets renegotiated in the future, we can save an
2529 * additional renegotiation cycle by advertising
2530 * it correctly in the first place.
2531 */
2532 if (curadv != reqadv) {
2533 *lcladv &= ~(ADVERTISE_PAUSE_CAP |
2534 ADVERTISE_PAUSE_ASYM);
2535 tg3_writephy(tp, MII_ADVERTISE, *lcladv | reqadv);
2536 }
2537 }
2538
2539 return 1;
2540}
2541
1da177e4
LT		 2542static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
2543{
2544 int current_link_up;
2545 u32 bmsr, dummy;
ef167e27 2546 u32 lcl_adv, rmt_adv;
1da177e4
LT		 2547 u16 current_speed;
2548 u8 current_duplex;
2549 int i, err;
2550
2551 tw32(MAC_EVENT, 0);
2552
2553 tw32_f(MAC_STATUS,
2554 (MAC_STATUS_SYNC_CHANGED |
2555 MAC_STATUS_CFG_CHANGED |
2556 MAC_STATUS_MI_COMPLETION |
2557 MAC_STATUS_LNKSTATE_CHANGED));
2558 udelay(40);
2559
8ef21428
MC		 2560 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
2561 tw32_f(MAC_MI_MODE,
2562 (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
2563 udelay(80);
2564 }
1da177e4
LT		 2565
2566 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02);
2567
2568 /* Some third-party PHYs need to be reset on link going
2569 * down.
2570 */
2571 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
2572 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
2573 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
2574 netif_carrier_ok(tp->dev)) {
2575 tg3_readphy(tp, MII_BMSR, &bmsr);
2576 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
2577 !(bmsr & BMSR_LSTATUS))
2578 force_reset = 1;
2579 }
2580 if (force_reset)
2581 tg3_phy_reset(tp);
2582
2583 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
2584 tg3_readphy(tp, MII_BMSR, &bmsr);
2585 if (tg3_readphy(tp, MII_BMSR, &bmsr) ||
2586 !(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
2587 bmsr = 0;
2588
2589 if (!(bmsr & BMSR_LSTATUS)) {
2590 err = tg3_init_5401phy_dsp(tp);
2591 if (err)
2592 return err;
2593
2594 tg3_readphy(tp, MII_BMSR, &bmsr);
2595 for (i = 0; i < 1000; i++) {
2596 udelay(10);
2597 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
2598 (bmsr & BMSR_LSTATUS)) {
2599 udelay(40);
2600 break;
2601 }
2602 }
2603
2604 if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 &&
2605 !(bmsr & BMSR_LSTATUS) &&
2606 tp->link_config.active_speed == SPEED_1000) {
2607 err = tg3_phy_reset(tp);
2608 if (!err)
2609 err = tg3_init_5401phy_dsp(tp);
2610 if (err)
2611 return err;
2612 }
2613 }
2614 } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
2615 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
2616 /* 5701 {A0,B0} CRC bug workaround */
2617 tg3_writephy(tp, 0x15, 0x0a75);
2618 tg3_writephy(tp, 0x1c, 0x8c68);
2619 tg3_writephy(tp, 0x1c, 0x8d68);
2620 tg3_writephy(tp, 0x1c, 0x8c68);
2621 }
2622
2623 /* Clear pending interrupts... */
2624 tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
2625 tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
2626
2627 if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT)
2628 tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
715116a1 2629 else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906)
1da177e4
LT		 2630 tg3_writephy(tp, MII_TG3_IMASK, ~0);
2631
2632 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
2633 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
2634 if (tp->led_ctrl == LED_CTRL_MODE_PHY_1)
2635 tg3_writephy(tp, MII_TG3_EXT_CTRL,
2636 MII_TG3_EXT_CTRL_LNK3_LED_MODE);
2637 else
2638 tg3_writephy(tp, MII_TG3_EXT_CTRL, 0);
2639 }
2640
2641 current_link_up = 0;
2642 current_speed = SPEED_INVALID;
2643 current_duplex = DUPLEX_INVALID;
2644
2645 if (tp->tg3_flags2 & TG3_FLG2_CAPACITIVE_COUPLING) {
2646 u32 val;
2647
2648 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007);
2649 tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
2650 if (!(val & (1 << 10))) {
2651 val |= (1 << 10);
2652 tg3_writephy(tp, MII_TG3_AUX_CTRL, val);
2653 goto relink;
2654 }
2655 }
2656
2657 bmsr = 0;
2658 for (i = 0; i < 100; i++) {
2659 tg3_readphy(tp, MII_BMSR, &bmsr);
2660 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
2661 (bmsr & BMSR_LSTATUS))
2662 break;
2663 udelay(40);
2664 }
2665
2666 if (bmsr & BMSR_LSTATUS) {
2667 u32 aux_stat, bmcr;
2668
2669 tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
2670 for (i = 0; i < 2000; i++) {
2671 udelay(10);
2672 if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) &&
2673 aux_stat)
2674 break;
2675 }
2676
2677 tg3_aux_stat_to_speed_duplex(tp, aux_stat,
2678 &current_speed,
2679 &current_duplex);
2680
2681 bmcr = 0;
2682 for (i = 0; i < 200; i++) {
2683 tg3_readphy(tp, MII_BMCR, &bmcr);
2684 if (tg3_readphy(tp, MII_BMCR, &bmcr))
2685 continue;
2686 if (bmcr && bmcr != 0x7fff)
2687 break;
2688 udelay(10);
2689 }
2690
ef167e27
MC		 2691 lcl_adv = 0;
2692 rmt_adv = 0;
1da177e4 2693
ef167e27
MC		 2694 tp->link_config.active_speed = current_speed;
2695 tp->link_config.active_duplex = current_duplex;
2696
2697 if (tp->link_config.autoneg == AUTONEG_ENABLE) {
2698 if ((bmcr & BMCR_ANENABLE) &&
2699 tg3_copper_is_advertising_all(tp,
2700 tp->link_config.advertising)) {
2701 if (tg3_adv_1000T_flowctrl_ok(tp, &lcl_adv,
2702 &rmt_adv))
2703 current_link_up = 1;
1da177e4
LT		 2704 }
2705 } else {
2706 if (!(bmcr & BMCR_ANENABLE) &&
2707 tp->link_config.speed == current_speed &&
ef167e27
MC		 2708 tp->link_config.duplex == current_duplex &&
2709 tp->link_config.flowctrl ==
2710 tp->link_config.active_flowctrl) {
1da177e4 2711 current_link_up = 1;
1da177e4
LT		 2712 }
2713 }
2714
ef167e27
MC		 2715 if (current_link_up == 1 &&
2716 tp->link_config.active_duplex == DUPLEX_FULL)
2717 tg3_setup_flow_control(tp, lcl_adv, rmt_adv);
1da177e4
LT		 2718 }
2719
1da177e4 2720relink:
6921d201 2721 if (current_link_up == 0 || tp->link_config.phy_is_low_power) {
1da177e4
LT		 2722 u32 tmp;
2723
2724 tg3_phy_copper_begin(tp);
2725
2726 tg3_readphy(tp, MII_BMSR, &tmp);
2727 if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
2728 (tmp & BMSR_LSTATUS))
2729 current_link_up = 1;
2730 }
2731
2732 tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK;
2733 if (current_link_up == 1) {
2734 if (tp->link_config.active_speed == SPEED_100 ||
2735 tp->link_config.active_speed == SPEED_10)
2736 tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
2737 else
2738 tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
2739 } else
2740 tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
2741
2742 tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
2743 if (tp->link_config.active_duplex == DUPLEX_HALF)
2744 tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
2745
1da177e4 2746 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
e8f3f6ca
MC		 2747 if (current_link_up == 1 &&
2748 tg3_5700_link_polarity(tp, tp->link_config.active_speed))
1da177e4 2749 tp->mac_mode |= MAC_MODE_LINK_POLARITY;
e8f3f6ca
MC		 2750 else
2751 tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
1da177e4
LT		 2752 }
2753
2754 /* ??? Without this setting Netgear GA302T PHY does not
2755 * ??? send/receive packets...
2756 */
2757 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 &&
2758 tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) {
2759 tp->mi_mode |= MAC_MI_MODE_AUTO_POLL;
2760 tw32_f(MAC_MI_MODE, tp->mi_mode);
2761 udelay(80);
2762 }
2763
2764 tw32_f(MAC_MODE, tp->mac_mode);
2765 udelay(40);
2766
2767 if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
2768 /* Polled via timer. */
2769 tw32_f(MAC_EVENT, 0);
2770 } else {
2771 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
2772 }
2773 udelay(40);
2774
2775 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 &&
2776 current_link_up == 1 &&
2777 tp->link_config.active_speed == SPEED_1000 &&
2778 ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ||
2779 (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) {
2780 udelay(120);
2781 tw32_f(MAC_STATUS,
2782 (MAC_STATUS_SYNC_CHANGED |
2783 MAC_STATUS_CFG_CHANGED));
2784 udelay(40);
2785 tg3_write_mem(tp,
2786 NIC_SRAM_FIRMWARE_MBOX,
2787 NIC_SRAM_FIRMWARE_MBOX_MAGIC2);
2788 }
2789
2790 if (current_link_up != netif_carrier_ok(tp->dev)) {
2791 if (current_link_up)
2792 netif_carrier_on(tp->dev);
2793 else
2794 netif_carrier_off(tp->dev);
2795 tg3_link_report(tp);
2796 }
2797
2798 return 0;
2799}
2800
2801struct tg3_fiber_aneginfo {
2802 int state;
2803#define ANEG_STATE_UNKNOWN 0
2804#define ANEG_STATE_AN_ENABLE 1
2805#define ANEG_STATE_RESTART_INIT 2
2806#define ANEG_STATE_RESTART 3
2807#define ANEG_STATE_DISABLE_LINK_OK 4
2808#define ANEG_STATE_ABILITY_DETECT_INIT 5
2809#define ANEG_STATE_ABILITY_DETECT 6
2810#define ANEG_STATE_ACK_DETECT_INIT 7
2811#define ANEG_STATE_ACK_DETECT 8
2812#define ANEG_STATE_COMPLETE_ACK_INIT 9
2813#define ANEG_STATE_COMPLETE_ACK 10
2814#define ANEG_STATE_IDLE_DETECT_INIT 11
2815#define ANEG_STATE_IDLE_DETECT 12
2816#define ANEG_STATE_LINK_OK 13
2817#define ANEG_STATE_NEXT_PAGE_WAIT_INIT 14
2818#define ANEG_STATE_NEXT_PAGE_WAIT 15
2819
2820 u32 flags;
2821#define MR_AN_ENABLE 0x00000001
2822#define MR_RESTART_AN 0x00000002
2823#define MR_AN_COMPLETE 0x00000004
2824#define MR_PAGE_RX 0x00000008
2825#define MR_NP_LOADED 0x00000010
2826#define MR_TOGGLE_TX 0x00000020
2827#define MR_LP_ADV_FULL_DUPLEX 0x00000040
2828#define MR_LP_ADV_HALF_DUPLEX 0x00000080
2829#define MR_LP_ADV_SYM_PAUSE 0x00000100
2830#define MR_LP_ADV_ASYM_PAUSE 0x00000200
2831#define MR_LP_ADV_REMOTE_FAULT1 0x00000400
2832#define MR_LP_ADV_REMOTE_FAULT2 0x00000800
2833#define MR_LP_ADV_NEXT_PAGE 0x00001000
2834#define MR_TOGGLE_RX 0x00002000
2835#define MR_NP_RX 0x00004000
2836
2837#define MR_LINK_OK 0x80000000
2838
2839 unsigned long link_time, cur_time;
2840
2841 u32 ability_match_cfg;
2842 int ability_match_count;
2843
2844 char ability_match, idle_match, ack_match;
2845
2846 u32 txconfig, rxconfig;
2847#define ANEG_CFG_NP 0x00000080
2848#define ANEG_CFG_ACK 0x00000040
2849#define ANEG_CFG_RF2 0x00000020
2850#define ANEG_CFG_RF1 0x00000010
2851#define ANEG_CFG_PS2 0x00000001
2852#define ANEG_CFG_PS1 0x00008000
2853#define ANEG_CFG_HD 0x00004000
2854#define ANEG_CFG_FD 0x00002000
2855#define ANEG_CFG_INVAL 0x00001f06
2856
2857};
2858#define ANEG_OK 0
2859#define ANEG_DONE 1
2860#define ANEG_TIMER_ENAB 2
2861#define ANEG_FAILED -1
2862
2863#define ANEG_STATE_SETTLE_TIME 10000
2864
2865static int tg3_fiber_aneg_smachine(struct tg3 *tp,
2866 struct tg3_fiber_aneginfo *ap)
2867{
5be73b47 2868 u16 flowctrl;
1da177e4
LT		 2869 unsigned long delta;
2870 u32 rx_cfg_reg;
2871 int ret;
2872
2873 if (ap->state == ANEG_STATE_UNKNOWN) {
2874 ap->rxconfig = 0;
2875 ap->link_time = 0;
2876 ap->cur_time = 0;
2877 ap->ability_match_cfg = 0;
2878 ap->ability_match_count = 0;
2879 ap->ability_match = 0;
2880 ap->idle_match = 0;
2881 ap->ack_match = 0;
2882 }
2883 ap->cur_time++;
2884
2885 if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) {
2886 rx_cfg_reg = tr32(MAC_RX_AUTO_NEG);
2887
2888 if (rx_cfg_reg != ap->ability_match_cfg) {
2889 ap->ability_match_cfg = rx_cfg_reg;
2890 ap->ability_match = 0;
2891 ap->ability_match_count = 0;
2892 } else {
2893 if (++ap->ability_match_count > 1) {
2894 ap->ability_match = 1;
2895 ap->ability_match_cfg = rx_cfg_reg;
2896 }
2897 }
2898 if (rx_cfg_reg & ANEG_CFG_ACK)
2899 ap->ack_match = 1;
2900 else
2901 ap->ack_match = 0;
2902
2903 ap->idle_match = 0;
2904 } else {
2905 ap->idle_match = 1;
2906 ap->ability_match_cfg = 0;
2907 ap->ability_match_count = 0;
2908 ap->ability_match = 0;
2909 ap->ack_match = 0;
2910
2911 rx_cfg_reg = 0;
2912 }
2913
2914 ap->rxconfig = rx_cfg_reg;
2915 ret = ANEG_OK;
2916
2917 switch(ap->state) {
2918 case ANEG_STATE_UNKNOWN:
2919 if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN))
2920 ap->state = ANEG_STATE_AN_ENABLE;
2921
2922 /* fallthru */
2923 case ANEG_STATE_AN_ENABLE:
2924 ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX);
2925 if (ap->flags & MR_AN_ENABLE) {
2926 ap->link_time = 0;
2927 ap->cur_time = 0;
2928 ap->ability_match_cfg = 0;
2929 ap->ability_match_count = 0;
2930 ap->ability_match = 0;
2931 ap->idle_match = 0;
2932 ap->ack_match = 0;
2933
2934 ap->state = ANEG_STATE_RESTART_INIT;
2935 } else {
2936 ap->state = ANEG_STATE_DISABLE_LINK_OK;
2937 }
2938 break;
2939
2940 case ANEG_STATE_RESTART_INIT:
2941 ap->link_time = ap->cur_time;
2942 ap->flags &= ~(MR_NP_LOADED);
2943 ap->txconfig = 0;
2944 tw32(MAC_TX_AUTO_NEG, 0);
2945 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2946 tw32_f(MAC_MODE, tp->mac_mode);
2947 udelay(40);
2948
2949 ret = ANEG_TIMER_ENAB;
2950 ap->state = ANEG_STATE_RESTART;
2951
2952 /* fallthru */
2953 case ANEG_STATE_RESTART:
2954 delta = ap->cur_time - ap->link_time;
2955 if (delta > ANEG_STATE_SETTLE_TIME) {
2956 ap->state = ANEG_STATE_ABILITY_DETECT_INIT;
2957 } else {
2958 ret = ANEG_TIMER_ENAB;
2959 }
2960 break;
2961
2962 case ANEG_STATE_DISABLE_LINK_OK:
2963 ret = ANEG_DONE;
2964 break;
2965
2966 case ANEG_STATE_ABILITY_DETECT_INIT:
2967 ap->flags &= ~(MR_TOGGLE_TX);
5be73b47
MC		 2968 ap->txconfig = ANEG_CFG_FD;
2969 flowctrl = tg3_advert_flowctrl_1000X(tp->link_config.flowctrl);
2970 if (flowctrl & ADVERTISE_1000XPAUSE)
2971 ap->txconfig |= ANEG_CFG_PS1;
2972 if (flowctrl & ADVERTISE_1000XPSE_ASYM)
2973 ap->txconfig |= ANEG_CFG_PS2;
1da177e4
LT		 2974 tw32(MAC_TX_AUTO_NEG, ap->txconfig);
2975 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2976 tw32_f(MAC_MODE, tp->mac_mode);
2977 udelay(40);
2978
2979 ap->state = ANEG_STATE_ABILITY_DETECT;
2980 break;
2981
2982 case ANEG_STATE_ABILITY_DETECT:
2983 if (ap->ability_match != 0 && ap->rxconfig != 0) {
2984 ap->state = ANEG_STATE_ACK_DETECT_INIT;
2985 }
2986 break;
2987
2988 case ANEG_STATE_ACK_DETECT_INIT:
2989 ap->txconfig |= ANEG_CFG_ACK;
2990 tw32(MAC_TX_AUTO_NEG, ap->txconfig);
2991 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2992 tw32_f(MAC_MODE, tp->mac_mode);
2993 udelay(40);
2994
2995 ap->state = ANEG_STATE_ACK_DETECT;
2996
2997 /* fallthru */
2998 case ANEG_STATE_ACK_DETECT:
2999 if (ap->ack_match != 0) {
3000 if ((ap->rxconfig & ~ANEG_CFG_ACK) ==
3001 (ap->ability_match_cfg & ~ANEG_CFG_ACK)) {
3002 ap->state = ANEG_STATE_COMPLETE_ACK_INIT;
3003 } else {
3004 ap->state = ANEG_STATE_AN_ENABLE;
3005 }
3006 } else if (ap->ability_match != 0 &&
3007 ap->rxconfig == 0) {
3008 ap->state = ANEG_STATE_AN_ENABLE;
3009 }
3010 break;
3011
3012 case ANEG_STATE_COMPLETE_ACK_INIT:
3013 if (ap->rxconfig & ANEG_CFG_INVAL) {
3014 ret = ANEG_FAILED;
3015 break;
3016 }
3017 ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX |
3018 MR_LP_ADV_HALF_DUPLEX |
3019 MR_LP_ADV_SYM_PAUSE |
3020 MR_LP_ADV_ASYM_PAUSE |
3021 MR_LP_ADV_REMOTE_FAULT1 |
3022 MR_LP_ADV_REMOTE_FAULT2 |
3023 MR_LP_ADV_NEXT_PAGE |
3024 MR_TOGGLE_RX |
3025 MR_NP_RX);
3026 if (ap->rxconfig & ANEG_CFG_FD)
3027 ap->flags |= MR_LP_ADV_FULL_DUPLEX;
3028 if (ap->rxconfig & ANEG_CFG_HD)
3029 ap->flags |= MR_LP_ADV_HALF_DUPLEX;
3030 if (ap->rxconfig & ANEG_CFG_PS1)
3031 ap->flags |= MR_LP_ADV_SYM_PAUSE;
3032 if (ap->rxconfig & ANEG_CFG_PS2)
3033 ap->flags |= MR_LP_ADV_ASYM_PAUSE;
3034 if (ap->rxconfig & ANEG_CFG_RF1)
3035 ap->flags |= MR_LP_ADV_REMOTE_FAULT1;
3036 if (ap->rxconfig & ANEG_CFG_RF2)
3037 ap->flags |= MR_LP_ADV_REMOTE_FAULT2;
3038 if (ap->rxconfig & ANEG_CFG_NP)
3039 ap->flags |= MR_LP_ADV_NEXT_PAGE;
3040
3041 ap->link_time = ap->cur_time;
3042
3043 ap->flags ^= (MR_TOGGLE_TX);
3044 if (ap->rxconfig & 0x0008)
3045 ap->flags |= MR_TOGGLE_RX;
3046 if (ap->rxconfig & ANEG_CFG_NP)
3047 ap->flags |= MR_NP_RX;
3048 ap->flags |= MR_PAGE_RX;
3049
3050 ap->state = ANEG_STATE_COMPLETE_ACK;
3051 ret = ANEG_TIMER_ENAB;
3052 break;
3053
3054 case ANEG_STATE_COMPLETE_ACK:
3055 if (ap->ability_match != 0 &&
3056 ap->rxconfig == 0) {
3057 ap->state = ANEG_STATE_AN_ENABLE;
3058 break;
3059 }
3060 delta = ap->cur_time - ap->link_time;
3061 if (delta > ANEG_STATE_SETTLE_TIME) {
3062 if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) {
3063 ap->state = ANEG_STATE_IDLE_DETECT_INIT;
3064 } else {
3065 if ((ap->txconfig & ANEG_CFG_NP) == 0 &&
3066 !(ap->flags & MR_NP_RX)) {
3067 ap->state = ANEG_STATE_IDLE_DETECT_INIT;
3068 } else {
3069 ret = ANEG_FAILED;
3070 }
3071 }
3072 }
3073 break;
3074
3075 case ANEG_STATE_IDLE_DETECT_INIT:
3076 ap->link_time = ap->cur_time;
3077 tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
3078 tw32_f(MAC_MODE, tp->mac_mode);
3079 udelay(40);
3080
3081 ap->state = ANEG_STATE_IDLE_DETECT;
3082 ret = ANEG_TIMER_ENAB;
3083 break;
3084
3085 case ANEG_STATE_IDLE_DETECT:
3086 if (ap->ability_match != 0 &&
3087 ap->rxconfig == 0) {
3088 ap->state = ANEG_STATE_AN_ENABLE;
3089 break;
3090 }
3091 delta = ap->cur_time - ap->link_time;
3092 if (delta > ANEG_STATE_SETTLE_TIME) {
3093 /* XXX another gem from the Broadcom driver :( */
3094 ap->state = ANEG_STATE_LINK_OK;
3095 }
3096 break;
3097
3098 case ANEG_STATE_LINK_OK:
3099 ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK);
3100 ret = ANEG_DONE;
3101 break;
3102
3103 case ANEG_STATE_NEXT_PAGE_WAIT_INIT:
3104 /* ??? unimplemented */
3105 break;
3106
3107 case ANEG_STATE_NEXT_PAGE_WAIT:
3108 /* ??? unimplemented */
3109 break;
3110
3111 default:
3112 ret = ANEG_FAILED;
3113 break;
855e1111 3114 }
1da177e4
LT		 3115
3116 return ret;
3117}
3118
5be73b47 3119static int fiber_autoneg(struct tg3 *tp, u32 *txflags, u32 *rxflags)
1da177e4
LT		 3120{
3121 int res = 0;
3122 struct tg3_fiber_aneginfo aninfo;
3123 int status = ANEG_FAILED;
3124 unsigned int tick;
3125 u32 tmp;
3126
3127 tw32_f(MAC_TX_AUTO_NEG, 0);
3128
3129 tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
3130 tw32_f(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII);
3131 udelay(40);
3132
3133 tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS);
3134 udelay(40);
3135
3136 memset(&aninfo, 0, sizeof(aninfo));
3137 aninfo.flags |= MR_AN_ENABLE;
3138 aninfo.state = ANEG_STATE_UNKNOWN;
3139 aninfo.cur_time = 0;
3140 tick = 0;
3141 while (++tick < 195000) {
3142 status = tg3_fiber_aneg_smachine(tp, &aninfo);
3143 if (status == ANEG_DONE || status == ANEG_FAILED)
3144 break;
3145
3146 udelay(1);
3147 }
3148
3149 tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
3150 tw32_f(MAC_MODE, tp->mac_mode);
3151 udelay(40);
3152
5be73b47
MC		 3153 *txflags = aninfo.txconfig;
3154 *rxflags = aninfo.flags;
1da177e4
LT		 3155
3156 if (status == ANEG_DONE &&
3157 (aninfo.flags & (MR_AN_COMPLETE | MR_LINK_OK |
3158 MR_LP_ADV_FULL_DUPLEX)))
3159 res = 1;
3160
3161 return res;
3162}
3163
3164static void tg3_init_bcm8002(struct tg3 *tp)
3165{
3166 u32 mac_status = tr32(MAC_STATUS);
3167 int i;
3168
3169 /* Reset when initting first time or we have a link. */
3170 if ((tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) &&
3171 !(mac_status & MAC_STATUS_PCS_SYNCED))
3172 return;
3173
3174 /* Set PLL lock range. */
3175 tg3_writephy(tp, 0x16, 0x8007);
3176
3177 /* SW reset */
3178 tg3_writephy(tp, MII_BMCR, BMCR_RESET);
3179
3180 /* Wait for reset to complete. */
3181 /* XXX schedule_timeout() ... */
3182 for (i = 0; i < 500; i++)
3183 udelay(10);
3184
3185 /* Config mode; select PMA/Ch 1 regs. */
3186 tg3_writephy(tp, 0x10, 0x8411);
3187
3188 /* Enable auto-lock and comdet, select txclk for tx. */
3189 tg3_writephy(tp, 0x11, 0x0a10);
3190
3191 tg3_writephy(tp, 0x18, 0x00a0);
3192 tg3_writephy(tp, 0x16, 0x41ff);
3193
3194 /* Assert and deassert POR. */
3195 tg3_writephy(tp, 0x13, 0x0400);
3196 udelay(40);
3197 tg3_writephy(tp, 0x13, 0x0000);
3198
3199 tg3_writephy(tp, 0x11, 0x0a50);
3200 udelay(40);
3201 tg3_writephy(tp, 0x11, 0x0a10);
3202
3203 /* Wait for signal to stabilize */
3204 /* XXX schedule_timeout() ... */
3205 for (i = 0; i < 15000; i++)
3206 udelay(10);
3207
3208 /* Deselect the channel register so we can read the PHYID
3209 * later.
3210 */
3211 tg3_writephy(tp, 0x10, 0x8011);
3212}
3213
3214static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
3215{
82cd3d11 3216 u16 flowctrl;
1da177e4
LT		 3217 u32 sg_dig_ctrl, sg_dig_status;
3218 u32 serdes_cfg, expected_sg_dig_ctrl;
3219 int workaround, port_a;
3220 int current_link_up;
3221
3222 serdes_cfg = 0;
3223 expected_sg_dig_ctrl = 0;
3224 workaround = 0;
3225 port_a = 1;
3226 current_link_up = 0;
3227
3228 if (tp->pci_chip_rev_id != CHIPREV_ID_5704_A0 &&
3229 tp->pci_chip_rev_id != CHIPREV_ID_5704_A1) {
3230 workaround = 1;
3231 if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
3232 port_a = 0;
3233
3234 /* preserve bits 0-11,13,14 for signal pre-emphasis */
3235 /* preserve bits 20-23 for voltage regulator */
3236 serdes_cfg = tr32(MAC_SERDES_CFG) & 0x00f06fff;
3237 }
3238
3239 sg_dig_ctrl = tr32(SG_DIG_CTRL);
3240
3241 if (tp->link_config.autoneg != AUTONEG_ENABLE) {
c98f6e3b 3242 if (sg_dig_ctrl & SG_DIG_USING_HW_AUTONEG) {
1da177e4
LT		 3243 if (workaround) {
3244 u32 val = serdes_cfg;
3245
3246 if (port_a)
3247 val |= 0xc010000;
3248 else
3249 val |= 0x4010000;
3250 tw32_f(MAC_SERDES_CFG, val);
3251 }
c98f6e3b
MC		 3252
3253 tw32_f(SG_DIG_CTRL, SG_DIG_COMMON_SETUP);
1da177e4
LT		 3254 }
3255 if (mac_status & MAC_STATUS_PCS_SYNCED) {
3256 tg3_setup_flow_control(tp, 0, 0);
3257 current_link_up = 1;
3258 }
3259 goto out;
3260 }
3261
3262 /* Want auto-negotiation. */
c98f6e3b 3263 expected_sg_dig_ctrl = SG_DIG_USING_HW_AUTONEG | SG_DIG_COMMON_SETUP;
1da177e4 3264
82cd3d11
MC		 3265 flowctrl = tg3_advert_flowctrl_1000X(tp->link_config.flowctrl);
3266 if (flowctrl & ADVERTISE_1000XPAUSE)
3267 expected_sg_dig_ctrl |= SG_DIG_PAUSE_CAP;
3268 if (flowctrl & ADVERTISE_1000XPSE_ASYM)
3269 expected_sg_dig_ctrl |= SG_DIG_ASYM_PAUSE;
1da177e4
LT		 3270
3271 if (sg_dig_ctrl != expected_sg_dig_ctrl) {
3d3ebe74
MC		 3272 if ((tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT) &&
3273 tp->serdes_counter &&
3274 ((mac_status & (MAC_STATUS_PCS_SYNCED |
3275 MAC_STATUS_RCVD_CFG)) ==
3276 MAC_STATUS_PCS_SYNCED)) {
3277 tp->serdes_counter--;
3278 current_link_up = 1;
3279 goto out;
3280 }
3281restart_autoneg:
1da177e4
LT		 3282 if (workaround)
3283 tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000);
c98f6e3b 3284 tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | SG_DIG_SOFT_RESET);
1da177e4
LT		 3285 udelay(5);
3286 tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl);
3287
3d3ebe74
MC		 3288 tp->serdes_counter = SERDES_AN_TIMEOUT_5704S;
3289 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
1da177e4
LT		 3290 } else if (mac_status & (MAC_STATUS_PCS_SYNCED |
3291 MAC_STATUS_SIGNAL_DET)) {
3d3ebe74 3292 sg_dig_status = tr32(SG_DIG_STATUS);
1da177e4
LT		 3293 mac_status = tr32(MAC_STATUS);
3294
c98f6e3b 3295 if ((sg_dig_status & SG_DIG_AUTONEG_COMPLETE) &&
1da177e4 3296 (mac_status & MAC_STATUS_PCS_SYNCED)) {
82cd3d11
MC		 3297 u32 local_adv = 0, remote_adv = 0;
3298
3299 if (sg_dig_ctrl & SG_DIG_PAUSE_CAP)
3300 local_adv |= ADVERTISE_1000XPAUSE;
3301 if (sg_dig_ctrl & SG_DIG_ASYM_PAUSE)
3302 local_adv |= ADVERTISE_1000XPSE_ASYM;
1da177e4 3303
c98f6e3b 3304 if (sg_dig_status & SG_DIG_PARTNER_PAUSE_CAPABLE)
82cd3d11 3305 remote_adv |= LPA_1000XPAUSE;
c98f6e3b 3306 if (sg_dig_status & SG_DIG_PARTNER_ASYM_PAUSE)
82cd3d11 3307 remote_adv |= LPA_1000XPAUSE_ASYM;
1da177e4
LT		 3308
3309 tg3_setup_flow_control(tp, local_adv, remote_adv);
3310 current_link_up = 1;
3d3ebe74
MC		 3311 tp->serdes_counter = 0;
3312 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
c98f6e3b 3313 } else if (!(sg_dig_status & SG_DIG_AUTONEG_COMPLETE)) {
3d3ebe74
MC		 3314 if (tp->serdes_counter)
3315 tp->serdes_counter--;
1da177e4
LT		 3316 else {
3317 if (workaround) {
3318 u32 val = serdes_cfg;
3319
3320 if (port_a)
3321 val |= 0xc010000;
3322 else
3323 val |= 0x4010000;
3324
3325 tw32_f(MAC_SERDES_CFG, val);
3326 }
3327
c98f6e3b 3328 tw32_f(SG_DIG_CTRL, SG_DIG_COMMON_SETUP);
1da177e4
LT		 3329 udelay(40);
3330
3331 /* Link parallel detection - link is up */
3332 /* only if we have PCS_SYNC and not */
3333 /* receiving config code words */
3334 mac_status = tr32(MAC_STATUS);
3335 if ((mac_status & MAC_STATUS_PCS_SYNCED) &&
3336 !(mac_status & MAC_STATUS_RCVD_CFG)) {
3337 tg3_setup_flow_control(tp, 0, 0);
3338 current_link_up = 1;
3d3ebe74
MC		 3339 tp->tg3_flags2 |=
3340 TG3_FLG2_PARALLEL_DETECT;
3341 tp->serdes_counter =
3342 SERDES_PARALLEL_DET_TIMEOUT;
3343 } else
3344 goto restart_autoneg;
1da177e4
LT		 3345 }
3346 }
3d3ebe74
MC		 3347 } else {
3348 tp->serdes_counter = SERDES_AN_TIMEOUT_5704S;
3349 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
1da177e4
LT		 3350 }
3351
3352out:
3353 return current_link_up;
3354}
3355
3356static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status)
3357{
3358 int current_link_up = 0;
3359
5cf64b8a 3360 if (!(mac_status & MAC_STATUS_PCS_SYNCED))
1da177e4 3361 goto out;
1da177e4
LT		 3362
3363 if (tp->link_config.autoneg == AUTONEG_ENABLE) {
5be73b47 3364 u32 txflags, rxflags;
1da177e4 3365 int i;
6aa20a22 3366
5be73b47
MC		 3367 if (fiber_autoneg(tp, &txflags, &rxflags)) {
3368 u32 local_adv = 0, remote_adv = 0;
1da177e4 3369
5be73b47
MC		 3370 if (txflags & ANEG_CFG_PS1)
3371 local_adv |= ADVERTISE_1000XPAUSE;
3372 if (txflags & ANEG_CFG_PS2)
3373 local_adv |= ADVERTISE_1000XPSE_ASYM;
3374
3375 if (rxflags & MR_LP_ADV_SYM_PAUSE)
3376 remote_adv |= LPA_1000XPAUSE;
3377 if (rxflags & MR_LP_ADV_ASYM_PAUSE)
3378 remote_adv |= LPA_1000XPAUSE_ASYM;
1da177e4
LT		 3379
3380 tg3_setup_flow_control(tp, local_adv, remote_adv);
3381
1da177e4
LT		 3382 current_link_up = 1;
3383 }
3384 for (i = 0; i < 30; i++) {
3385 udelay(20);
3386 tw32_f(MAC_STATUS,
3387 (MAC_STATUS_SYNC_CHANGED |
3388 MAC_STATUS_CFG_CHANGED));
3389 udelay(40);
3390 if ((tr32(MAC_STATUS) &
3391 (MAC_STATUS_SYNC_CHANGED |
3392 MAC_STATUS_CFG_CHANGED)) == 0)
3393 break;
3394 }
3395
3396 mac_status = tr32(MAC_STATUS);
3397 if (current_link_up == 0 &&
3398 (mac_status & MAC_STATUS_PCS_SYNCED) &&
3399 !(mac_status & MAC_STATUS_RCVD_CFG))
3400 current_link_up = 1;
3401 } else {
5be73b47
MC		 3402 tg3_setup_flow_control(tp, 0, 0);
3403
1da177e4
LT		 3404 /* Forcing 1000FD link up. */
3405 current_link_up = 1;
1da177e4
LT		 3406
3407 tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS));
3408 udelay(40);
e8f3f6ca
MC		 3409
3410 tw32_f(MAC_MODE, tp->mac_mode);
3411 udelay(40);
1da177e4
LT		 3412 }
3413
3414out:
3415 return current_link_up;
3416}
3417
3418static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset)
3419{
3420 u32 orig_pause_cfg;
3421 u16 orig_active_speed;
3422 u8 orig_active_duplex;
3423 u32 mac_status;
3424 int current_link_up;
3425 int i;
3426
8d018621 3427 orig_pause_cfg = tp->link_config.active_flowctrl;
1da177e4
LT		 3428 orig_active_speed = tp->link_config.active_speed;
3429 orig_active_duplex = tp->link_config.active_duplex;
3430
3431 if (!(tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) &&
3432 netif_carrier_ok(tp->dev) &&
3433 (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) {
3434 mac_status = tr32(MAC_STATUS);
3435 mac_status &= (MAC_STATUS_PCS_SYNCED |
3436 MAC_STATUS_SIGNAL_DET |
3437 MAC_STATUS_CFG_CHANGED |
3438 MAC_STATUS_RCVD_CFG);
3439 if (mac_status == (MAC_STATUS_PCS_SYNCED |
3440 MAC_STATUS_SIGNAL_DET)) {
3441 tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
3442 MAC_STATUS_CFG_CHANGED));
3443 return 0;
3444 }
3445 }
3446
3447 tw32_f(MAC_TX_AUTO_NEG, 0);
3448
3449 tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX);
3450 tp->mac_mode |= MAC_MODE_PORT_MODE_TBI;
3451 tw32_f(MAC_MODE, tp->mac_mode);
3452 udelay(40);
3453
3454 if (tp->phy_id == PHY_ID_BCM8002)
3455 tg3_init_bcm8002(tp);
3456
3457 /* Enable link change event even when serdes polling. */
3458 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
3459 udelay(40);
3460
3461 current_link_up = 0;
3462 mac_status = tr32(MAC_STATUS);
3463
3464 if (tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG)
3465 current_link_up = tg3_setup_fiber_hw_autoneg(tp, mac_status);
3466 else
3467 current_link_up = tg3_setup_fiber_by_hand(tp, mac_status);
3468
1da177e4
LT		 3469 tp->hw_status->status =
3470 (SD_STATUS_UPDATED |
3471 (tp->hw_status->status & ~SD_STATUS_LINK_CHG));
3472
3473 for (i = 0; i < 100; i++) {
3474 tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
3475 MAC_STATUS_CFG_CHANGED));
3476 udelay(5);
3477 if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED |
3d3ebe74
MC		 3478 MAC_STATUS_CFG_CHANGED |
3479 MAC_STATUS_LNKSTATE_CHANGED)) == 0)
1da177e4
LT		 3480 break;
3481 }
3482
3483 mac_status = tr32(MAC_STATUS);
3484 if ((mac_status & MAC_STATUS_PCS_SYNCED) == 0) {
3485 current_link_up = 0;
3d3ebe74
MC		 3486 if (tp->link_config.autoneg == AUTONEG_ENABLE &&
3487 tp->serdes_counter == 0) {
1da177e4
LT		 3488 tw32_f(MAC_MODE, (tp->mac_mode |
3489 MAC_MODE_SEND_CONFIGS));
3490 udelay(1);
3491 tw32_f(MAC_MODE, tp->mac_mode);
3492 }
3493 }
3494
3495 if (current_link_up == 1) {
3496 tp->link_config.active_speed = SPEED_1000;
3497 tp->link_config.active_duplex = DUPLEX_FULL;
3498 tw32(MAC_LED_CTRL, (tp->led_ctrl |
3499 LED_CTRL_LNKLED_OVERRIDE |
3500 LED_CTRL_1000MBPS_ON));
3501 } else {
3502 tp->link_config.active_speed = SPEED_INVALID;
3503 tp->link_config.active_duplex = DUPLEX_INVALID;
3504 tw32(MAC_LED_CTRL, (tp->led_ctrl |
3505 LED_CTRL_LNKLED_OVERRIDE |
3506 LED_CTRL_TRAFFIC_OVERRIDE));
3507 }
3508
3509 if (current_link_up != netif_carrier_ok(tp->dev)) {
3510 if (current_link_up)
3511 netif_carrier_on(tp->dev);
3512 else
3513 netif_carrier_off(tp->dev);
3514 tg3_link_report(tp);
3515 } else {
8d018621 3516 u32 now_pause_cfg = tp->link_config.active_flowctrl;
1da177e4
LT		 3517 if (orig_pause_cfg != now_pause_cfg ||
3518 orig_active_speed != tp->link_config.active_speed ||
3519 orig_active_duplex != tp->link_config.active_duplex)
3520 tg3_link_report(tp);
3521 }
3522
3523 return 0;
3524}
3525
747e8f8b
MC		 3526static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
3527{
3528 int current_link_up, err = 0;
3529 u32 bmsr, bmcr;
3530 u16 current_speed;
3531 u8 current_duplex;
ef167e27 3532 u32 local_adv, remote_adv;
747e8f8b
MC		 3533
3534 tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
3535 tw32_f(MAC_MODE, tp->mac_mode);
3536 udelay(40);
3537
3538 tw32(MAC_EVENT, 0);
3539
3540 tw32_f(MAC_STATUS,
3541 (MAC_STATUS_SYNC_CHANGED |
3542 MAC_STATUS_CFG_CHANGED |
3543 MAC_STATUS_MI_COMPLETION |
3544 MAC_STATUS_LNKSTATE_CHANGED));
3545 udelay(40);
3546
3547 if (force_reset)
3548 tg3_phy_reset(tp);
3549
3550 current_link_up = 0;
3551 current_speed = SPEED_INVALID;
3552 current_duplex = DUPLEX_INVALID;
3553
3554 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
3555 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
d4d2c558
MC		 3556 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
3557 if (tr32(MAC_TX_STATUS) & TX_STATUS_LINK_UP)
3558 bmsr |= BMSR_LSTATUS;
3559 else
3560 bmsr &= ~BMSR_LSTATUS;
3561 }
747e8f8b
MC		 3562
3563 err |= tg3_readphy(tp, MII_BMCR, &bmcr);
3564
3565 if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset &&
2bd3ed04 3566 (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
747e8f8b
MC		 3567 /* do nothing, just check for link up at the end */
3568 } else if (tp->link_config.autoneg == AUTONEG_ENABLE) {
3569 u32 adv, new_adv;
3570
3571 err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
3572 new_adv = adv & ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF |
3573 ADVERTISE_1000XPAUSE |
3574 ADVERTISE_1000XPSE_ASYM |
3575 ADVERTISE_SLCT);
3576
ba4d07a8 3577 new_adv |= tg3_advert_flowctrl_1000X(tp->link_config.flowctrl);
747e8f8b
MC		 3578
3579 if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
3580 new_adv |= ADVERTISE_1000XHALF;
3581 if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
3582 new_adv |= ADVERTISE_1000XFULL;
3583
3584 if ((new_adv != adv) || !(bmcr & BMCR_ANENABLE)) {
3585 tg3_writephy(tp, MII_ADVERTISE, new_adv);
3586 bmcr |= BMCR_ANENABLE | BMCR_ANRESTART;
3587 tg3_writephy(tp, MII_BMCR, bmcr);
3588
3589 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
3d3ebe74 3590 tp->serdes_counter = SERDES_AN_TIMEOUT_5714S;
747e8f8b
MC		 3591 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
3592
3593 return err;
3594 }
3595 } else {
3596 u32 new_bmcr;
3597
3598 bmcr &= ~BMCR_SPEED1000;
3599 new_bmcr = bmcr & ~(BMCR_ANENABLE | BMCR_FULLDPLX);
3600
3601 if (tp->link_config.duplex == DUPLEX_FULL)
3602 new_bmcr |= BMCR_FULLDPLX;
3603
3604 if (new_bmcr != bmcr) {
3605 /* BMCR_SPEED1000 is a reserved bit that needs
3606 * to be set on write.
3607 */
3608 new_bmcr |= BMCR_SPEED1000;
3609
3610 /* Force a linkdown */
3611 if (netif_carrier_ok(tp->dev)) {
3612 u32 adv;
3613
3614 err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
3615 adv &= ~(ADVERTISE_1000XFULL |
3616 ADVERTISE_1000XHALF |
3617 ADVERTISE_SLCT);
3618 tg3_writephy(tp, MII_ADVERTISE, adv);
3619 tg3_writephy(tp, MII_BMCR, bmcr |
3620 BMCR_ANRESTART |
3621 BMCR_ANENABLE);
3622 udelay(10);
3623 netif_carrier_off(tp->dev);
3624 }
3625 tg3_writephy(tp, MII_BMCR, new_bmcr);
3626 bmcr = new_bmcr;
3627 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
3628 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
d4d2c558
MC		 3629 if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
3630 ASIC_REV_5714) {
3631 if (tr32(MAC_TX_STATUS) & TX_STATUS_LINK_UP)
3632 bmsr |= BMSR_LSTATUS;
3633 else
3634 bmsr &= ~BMSR_LSTATUS;
3635 }
747e8f8b
MC		 3636 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
3637 }
3638 }
3639
3640 if (bmsr & BMSR_LSTATUS) {
3641 current_speed = SPEED_1000;
3642 current_link_up = 1;
3643 if (bmcr & BMCR_FULLDPLX)
3644 current_duplex = DUPLEX_FULL;
3645 else
3646 current_duplex = DUPLEX_HALF;
3647
ef167e27
MC		 3648 local_adv = 0;
3649 remote_adv = 0;
3650
747e8f8b 3651 if (bmcr & BMCR_ANENABLE) {
ef167e27 3652 u32 common;
747e8f8b
MC		 3653
3654 err |= tg3_readphy(tp, MII_ADVERTISE, &local_adv);
3655 err |= tg3_readphy(tp, MII_LPA, &remote_adv);
3656 common = local_adv & remote_adv;
3657 if (common & (ADVERTISE_1000XHALF |
3658 ADVERTISE_1000XFULL)) {
3659 if (common & ADVERTISE_1000XFULL)
3660 current_duplex = DUPLEX_FULL;
3661 else
3662 current_duplex = DUPLEX_HALF;
747e8f8b
MC		 3663 }
3664 else
3665 current_link_up = 0;
3666 }
3667 }
3668
ef167e27
MC		 3669 if (current_link_up == 1 && current_duplex == DUPLEX_FULL)
3670 tg3_setup_flow_control(tp, local_adv, remote_adv);
3671
747e8f8b
MC		 3672 tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
3673 if (tp->link_config.active_duplex == DUPLEX_HALF)
3674 tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
3675
3676 tw32_f(MAC_MODE, tp->mac_mode);
3677 udelay(40);
3678
3679 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
3680
3681 tp->link_config.active_speed = current_speed;
3682 tp->link_config.active_duplex = current_duplex;
3683
3684 if (current_link_up != netif_carrier_ok(tp->dev)) {
3685 if (current_link_up)
3686 netif_carrier_on(tp->dev);
3687 else {
3688 netif_carrier_off(tp->dev);
3689 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
3690 }
3691 tg3_link_report(tp);
3692 }
3693 return err;
3694}
3695
3696static void tg3_serdes_parallel_detect(struct tg3 *tp)
3697{
3d3ebe74 3698 if (tp->serdes_counter) {
747e8f8b 3699 /* Give autoneg time to complete. */
3d3ebe74 3700 tp->serdes_counter--;
747e8f8b
MC		 3701 return;
3702 }
3703 if (!netif_carrier_ok(tp->dev) &&
3704 (tp->link_config.autoneg == AUTONEG_ENABLE)) {
3705 u32 bmcr;
3706
3707 tg3_readphy(tp, MII_BMCR, &bmcr);
3708 if (bmcr & BMCR_ANENABLE) {
3709 u32 phy1, phy2;
3710
3711 /* Select shadow register 0x1f */
3712 tg3_writephy(tp, 0x1c, 0x7c00);
3713 tg3_readphy(tp, 0x1c, &phy1);
3714
3715 /* Select expansion interrupt status register */
3716 tg3_writephy(tp, 0x17, 0x0f01);
3717 tg3_readphy(tp, 0x15, &phy2);
3718 tg3_readphy(tp, 0x15, &phy2);
3719
3720 if ((phy1 & 0x10) && !(phy2 & 0x20)) {
3721 /* We have signal detect and not receiving
3722 * config code words, link is up by parallel
3723 * detection.
3724 */
3725
3726 bmcr &= ~BMCR_ANENABLE;
3727 bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX;
3728 tg3_writephy(tp, MII_BMCR, bmcr);
3729 tp->tg3_flags2 |= TG3_FLG2_PARALLEL_DETECT;
3730 }
3731 }
3732 }
3733 else if (netif_carrier_ok(tp->dev) &&
3734 (tp->link_config.autoneg == AUTONEG_ENABLE) &&
3735 (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
3736 u32 phy2;
3737
3738 /* Select expansion interrupt status register */
3739 tg3_writephy(tp, 0x17, 0x0f01);
3740 tg3_readphy(tp, 0x15, &phy2);
3741 if (phy2 & 0x20) {
3742 u32 bmcr;
3743
3744 /* Config code words received, turn on autoneg. */
3745 tg3_readphy(tp, MII_BMCR, &bmcr);
3746 tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANENABLE);
3747
3748 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
3749
3750 }
3751 }
3752}
3753
1da177e4
LT		 3754static int tg3_setup_phy(struct tg3 *tp, int force_reset)
3755{
3756 int err;
3757
3758 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
3759 err = tg3_setup_fiber_phy(tp, force_reset);
747e8f8b
MC		 3760 } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
3761 err = tg3_setup_fiber_mii_phy(tp, force_reset);
1da177e4
LT		 3762 } else {
3763 err = tg3_setup_copper_phy(tp, force_reset);
3764 }
3765
b5af7126
MC		 3766 if (tp->pci_chip_rev_id == CHIPREV_ID_5784_A0 ||
3767 tp->pci_chip_rev_id == CHIPREV_ID_5784_A1) {
aa6c91fe
MC		 3768 u32 val, scale;
3769
3770 val = tr32(TG3_CPMU_CLCK_STAT) & CPMU_CLCK_STAT_MAC_CLCK_MASK;
3771 if (val == CPMU_CLCK_STAT_MAC_CLCK_62_5)
3772 scale = 65;
3773 else if (val == CPMU_CLCK_STAT_MAC_CLCK_6_25)
3774 scale = 6;
3775 else
3776 scale = 12;
3777
3778 val = tr32(GRC_MISC_CFG) & ~GRC_MISC_CFG_PRESCALAR_MASK;
3779 val |= (scale << GRC_MISC_CFG_PRESCALAR_SHIFT);
3780 tw32(GRC_MISC_CFG, val);
3781 }
3782
1da177e4
LT		 3783 if (tp->link_config.active_speed == SPEED_1000 &&
3784 tp->link_config.active_duplex == DUPLEX_HALF)
3785 tw32(MAC_TX_LENGTHS,
3786 ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
3787 (6 << TX_LENGTHS_IPG_SHIFT) |
3788 (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
3789 else
3790 tw32(MAC_TX_LENGTHS,
3791 ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
3792 (6 << TX_LENGTHS_IPG_SHIFT) |
3793 (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));
3794
3795 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
3796 if (netif_carrier_ok(tp->dev)) {
3797 tw32(HOSTCC_STAT_COAL_TICKS,
15f9850d 3798 tp->coal.stats_block_coalesce_usecs);
1da177e4
LT		 3799 } else {
3800 tw32(HOSTCC_STAT_COAL_TICKS, 0);
3801 }
3802 }
3803
8ed5d97e
MC		 3804 if (tp->tg3_flags & TG3_FLAG_ASPM_WORKAROUND) {
3805 u32 val = tr32(PCIE_PWR_MGMT_THRESH);
3806 if (!netif_carrier_ok(tp->dev))
3807 val = (val & ~PCIE_PWR_MGMT_L1_THRESH_MSK) |
3808 tp->pwrmgmt_thresh;
3809 else
3810 val |= PCIE_PWR_MGMT_L1_THRESH_MSK;
3811 tw32(PCIE_PWR_MGMT_THRESH, val);
3812 }
3813
1da177e4
LT		 3814 return err;
3815}
3816
df3e6548
MC		 3817/* This is called whenever we suspect that the system chipset is re-
3818 * ordering the sequence of MMIO to the tx send mailbox. The symptom
3819 * is bogus tx completions. We try to recover by setting the
3820 * TG3_FLAG_MBOX_WRITE_REORDER flag and resetting the chip later
3821 * in the workqueue.
3822 */
3823static void tg3_tx_recover(struct tg3 *tp)
3824{
3825 BUG_ON((tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) ||
3826 tp->write32_tx_mbox == tg3_write_indirect_mbox);
3827
3828 printk(KERN_WARNING PFX "%s: The system may be re-ordering memory-"
3829 "mapped I/O cycles to the network device, attempting to "
3830 "recover. Please report the problem to the driver maintainer "
3831 "and include system chipset information.\n", tp->dev->name);
3832
3833 spin_lock(&tp->lock);
df3e6548 3834 tp->tg3_flags |= TG3_FLAG_TX_RECOVERY_PENDING;
df3e6548
MC		 3835 spin_unlock(&tp->lock);
3836}
3837
1b2a7205
MC		 3838static inline u32 tg3_tx_avail(struct tg3 *tp)
3839{
3840 smp_mb();
3841 return (tp->tx_pending -
3842 ((tp->tx_prod - tp->tx_cons) & (TG3_TX_RING_SIZE - 1)));
3843}
3844
1da177e4
LT		 3845/* Tigon3 never reports partial packet sends. So we do not
3846 * need special logic to handle SKBs that have not had all
3847 * of their frags sent yet, like SunGEM does.
3848 */
3849static void tg3_tx(struct tg3 *tp)
3850{
3851 u32 hw_idx = tp->hw_status->idx[0].tx_consumer;
3852 u32 sw_idx = tp->tx_cons;
3853
3854 while (sw_idx != hw_idx) {
3855 struct tx_ring_info *ri = &tp->tx_buffers[sw_idx];
3856 struct sk_buff *skb = ri->skb;
df3e6548
MC		 3857 int i, tx_bug = 0;
3858
3859 if (unlikely(skb == NULL)) {
3860 tg3_tx_recover(tp);
3861 return;
3862 }
1da177e4 3863
90079ce8 3864 skb_dma_unmap(&tp->pdev->dev, skb, DMA_TO_DEVICE);
1da177e4
LT		 3865
3866 ri->skb = NULL;
3867
3868 sw_idx = NEXT_TX(sw_idx);
3869
3870 for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
1da177e4 3871 ri = &tp->tx_buffers[sw_idx];
df3e6548
MC		 3872 if (unlikely(ri->skb != NULL || sw_idx == hw_idx))
3873 tx_bug = 1;
1da177e4
LT		 3874 sw_idx = NEXT_TX(sw_idx);
3875 }
3876
f47c11ee 3877 dev_kfree_skb(skb);
df3e6548
MC		 3878
3879 if (unlikely(tx_bug)) {
3880 tg3_tx_recover(tp);
3881 return;
3882 }
1da177e4
LT		 3883 }
3884
3885 tp->tx_cons = sw_idx;
3886
1b2a7205
MC		 3887 /* Need to make the tx_cons update visible to tg3_start_xmit()
3888 * before checking for netif_queue_stopped(). Without the
3889 * memory barrier, there is a small possibility that tg3_start_xmit()
3890 * will miss it and cause the queue to be stopped forever.
3891 */
3892 smp_mb();
3893
3894 if (unlikely(netif_queue_stopped(tp->dev) &&
42952231 3895 (tg3_tx_avail(tp) > TG3_TX_WAKEUP_THRESH(tp)))) {
1b2a7205 3896 netif_tx_lock(tp->dev);
51b91468 3897 if (netif_queue_stopped(tp->dev) &&
42952231 3898 (tg3_tx_avail(tp) > TG3_TX_WAKEUP_THRESH(tp)))
51b91468 3899 netif_wake_queue(tp->dev);
1b2a7205 3900 netif_tx_unlock(tp->dev);
51b91468 3901 }
1da177e4
LT		 3902}
3903
3904/* Returns size of skb allocated or < 0 on error.
3905 *
3906 * We only need to fill in the address because the other members
3907 * of the RX descriptor are invariant, see tg3_init_rings.
3908 *
3909 * Note the purposeful assymetry of cpu vs. chip accesses. For
3910 * posting buffers we only dirty the first cache line of the RX
3911 * descriptor (containing the address). Whereas for the RX status
3912 * buffers the cpu only reads the last cacheline of the RX descriptor
3913 * (to fetch the error flags, vlan tag, checksum, and opaque cookie).
3914 */
3915static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
3916 int src_idx, u32 dest_idx_unmasked)
3917{
3918 struct tg3_rx_buffer_desc *desc;
3919 struct ring_info *map, *src_map;
3920 struct sk_buff *skb;
3921 dma_addr_t mapping;
3922 int skb_size, dest_idx;
3923
3924 src_map = NULL;
3925 switch (opaque_key) {
3926 case RXD_OPAQUE_RING_STD:
3927 dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
3928 desc = &tp->rx_std[dest_idx];
3929 map = &tp->rx_std_buffers[dest_idx];
3930 if (src_idx >= 0)
3931 src_map = &tp->rx_std_buffers[src_idx];
7e72aad4 3932 skb_size = tp->rx_pkt_buf_sz;
1da177e4
LT		 3933 break;
3934
3935 case RXD_OPAQUE_RING_JUMBO:
3936 dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
3937 desc = &tp->rx_jumbo[dest_idx];
3938 map = &tp->rx_jumbo_buffers[dest_idx];
3939 if (src_idx >= 0)
3940 src_map = &tp->rx_jumbo_buffers[src_idx];
3941 skb_size = RX_JUMBO_PKT_BUF_SZ;
3942 break;
3943
3944 default:
3945 return -EINVAL;
855e1111 3946 }
1da177e4
LT		 3947
3948 /* Do not overwrite any of the map or rp information
3949 * until we are sure we can commit to a new buffer.
3950 *
3951 * Callers depend upon this behavior and assume that
3952 * we leave everything unchanged if we fail.
3953 */
a20e9c62 3954 skb = netdev_alloc_skb(tp->dev, skb_size);
1da177e4
LT		 3955 if (skb == NULL)
3956 return -ENOMEM;
3957
1da177e4
LT		 3958 skb_reserve(skb, tp->rx_offset);
3959
3960 mapping = pci_map_single(tp->pdev, skb->data,
3961 skb_size - tp->rx_offset,
3962 PCI_DMA_FROMDEVICE);
3963
3964 map->skb = skb;
3965 pci_unmap_addr_set(map, mapping, mapping);
3966
3967 if (src_map != NULL)
3968 src_map->skb = NULL;
3969
3970 desc->addr_hi = ((u64)mapping >> 32);
3971 desc->addr_lo = ((u64)mapping & 0xffffffff);
3972
3973 return skb_size;
3974}
3975
3976/* We only need to move over in the address because the other
3977 * members of the RX descriptor are invariant. See notes above
3978 * tg3_alloc_rx_skb for full details.
3979 */
3980static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
3981 int src_idx, u32 dest_idx_unmasked)
3982{
3983 struct tg3_rx_buffer_desc *src_desc, *dest_desc;
3984 struct ring_info *src_map, *dest_map;
3985 int dest_idx;
3986
3987 switch (opaque_key) {
3988 case RXD_OPAQUE_RING_STD:
3989 dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
3990 dest_desc = &tp->rx_std[dest_idx];
3991 dest_map = &tp->rx_std_buffers[dest_idx];
3992 src_desc = &tp->rx_std[src_idx];
3993 src_map = &tp->rx_std_buffers[src_idx];
3994 break;
3995
3996 case RXD_OPAQUE_RING_JUMBO:
3997 dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
3998 dest_desc = &tp->rx_jumbo[dest_idx];
3999 dest_map = &tp->rx_jumbo_buffers[dest_idx];
4000 src_desc = &tp->rx_jumbo[src_idx];
4001 src_map = &tp->rx_jumbo_buffers[src_idx];
4002 break;
4003
4004 default:
4005 return;
855e1111 4006 }
1da177e4
LT		 4007
4008 dest_map->skb = src_map->skb;
4009 pci_unmap_addr_set(dest_map, mapping,
4010 pci_unmap_addr(src_map, mapping));
4011 dest_desc->addr_hi = src_desc->addr_hi;
4012 dest_desc->addr_lo = src_desc->addr_lo;
4013
4014 src_map->skb = NULL;
4015}
4016
4017#if TG3_VLAN_TAG_USED
4018static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag)
4019{
4020 return vlan_hwaccel_receive_skb(skb, tp->vlgrp, vlan_tag);
4021}
4022#endif
4023
4024/* The RX ring scheme is composed of multiple rings which post fresh
4025 * buffers to the chip, and one special ring the chip uses to report
4026 * status back to the host.
4027 *
4028 * The special ring reports the status of received packets to the
4029 * host. The chip does not write into the original descriptor the
4030 * RX buffer was obtained from. The chip simply takes the original
4031 * descriptor as provided by the host, updates the status and length
4032 * field, then writes this into the next status ring entry.
4033 *
4034 * Each ring the host uses to post buffers to the chip is described
4035 * by a TG3_BDINFO entry in the chips SRAM area. When a packet arrives,
4036 * it is first placed into the on-chip ram. When the packet's length
4037 * is known, it walks down the TG3_BDINFO entries to select the ring.
4038 * Each TG3_BDINFO specifies a MAXLEN field and the first TG3_BDINFO
4039 * which is within the range of the new packet's length is chosen.
4040 *
4041 * The "separate ring for rx status" scheme may sound queer, but it makes
4042 * sense from a cache coherency perspective. If only the host writes
4043 * to the buffer post rings, and only the chip writes to the rx status
4044 * rings, then cache lines never move beyond shared-modified state.
4045 * If both the host and chip were to write into the same ring, cache line
4046 * eviction could occur since both entities want it in an exclusive state.
4047 */
4048static int tg3_rx(struct tg3 *tp, int budget)
4049{
f92905de 4050 u32 work_mask, rx_std_posted = 0;
483ba50b
MC		 4051 u32 sw_idx = tp->rx_rcb_ptr;
4052 u16 hw_idx;
1da177e4
LT		 4053 int received;
4054
4055 hw_idx = tp->hw_status->idx[0].rx_producer;
4056 /*
4057 * We need to order the read of hw_idx and the read of
4058 * the opaque cookie.
4059 */
4060 rmb();
1da177e4
LT		 4061 work_mask = 0;
4062 received = 0;
4063 while (sw_idx != hw_idx && budget > 0) {
4064 struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx];
4065 unsigned int len;
4066 struct sk_buff *skb;
4067 dma_addr_t dma_addr;
4068 u32 opaque_key, desc_idx, *post_ptr;
4069
4070 desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
4071 opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
4072 if (opaque_key == RXD_OPAQUE_RING_STD) {
4073 dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx],
4074 mapping);
4075 skb = tp->rx_std_buffers[desc_idx].skb;
4076 post_ptr = &tp->rx_std_ptr;
f92905de 4077 rx_std_posted++;
1da177e4
LT		 4078 } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
4079 dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx],
4080 mapping);
4081 skb = tp->rx_jumbo_buffers[desc_idx].skb;
4082 post_ptr = &tp->rx_jumbo_ptr;
4083 }
4084 else {
4085 goto next_pkt_nopost;
4086 }
4087
4088 work_mask |= opaque_key;
4089
4090 if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
4091 (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) {
4092 drop_it:
4093 tg3_recycle_rx(tp, opaque_key,
4094 desc_idx, *post_ptr);
4095 drop_it_no_recycle:
4096 /* Other statistics kept track of by card. */
4097 tp->net_stats.rx_dropped++;
4098 goto next_pkt;
4099 }
4100
4101 len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */
4102
6aa20a22 4103 if (len > RX_COPY_THRESHOLD
1da177e4
LT		 4104 && tp->rx_offset == 2
4105 /* rx_offset != 2 iff this is a 5701 card running
4106 * in PCI-X mode [see tg3_get_invariants()] */
4107 ) {
4108 int skb_size;
4109
4110 skb_size = tg3_alloc_rx_skb(tp, opaque_key,
4111 desc_idx, *post_ptr);
4112 if (skb_size < 0)
4113 goto drop_it;
4114
4115 pci_unmap_single(tp->pdev, dma_addr,
4116 skb_size - tp->rx_offset,
4117 PCI_DMA_FROMDEVICE);
4118
4119 skb_put(skb, len);
4120 } else {
4121 struct sk_buff *copy_skb;
4122
4123 tg3_recycle_rx(tp, opaque_key,
4124 desc_idx, *post_ptr);
4125
a20e9c62 4126 copy_skb = netdev_alloc_skb(tp->dev, len + 2);
1da177e4
LT		 4127 if (copy_skb == NULL)
4128 goto drop_it_no_recycle;
4129
1da177e4
LT		 4130 skb_reserve(copy_skb, 2);
4131 skb_put(copy_skb, len);
4132 pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
d626f62b 4133 skb_copy_from_linear_data(skb, copy_skb->data, len);
1da177e4
LT		 4134 pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
4135
4136 /* We'll reuse the original ring buffer. */
4137 skb = copy_skb;
4138 }
4139
4140 if ((tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) &&
4141 (desc->type_flags & RXD_FLAG_TCPUDP_CSUM) &&
4142 (((desc->ip_tcp_csum & RXD_TCPCSUM_MASK)
4143 >> RXD_TCPCSUM_SHIFT) == 0xffff))
4144 skb->ip_summed = CHECKSUM_UNNECESSARY;
4145 else
4146 skb->ip_summed = CHECKSUM_NONE;
4147
4148 skb->protocol = eth_type_trans(skb, tp->dev);
4149#if TG3_VLAN_TAG_USED
4150 if (tp->vlgrp != NULL &&
4151 desc->type_flags & RXD_FLAG_VLAN) {
4152 tg3_vlan_rx(tp, skb,
4153 desc->err_vlan & RXD_VLAN_MASK);
4154 } else
4155#endif
4156 netif_receive_skb(skb);
4157
4158 tp->dev->last_rx = jiffies;
4159 received++;
4160 budget--;
4161
4162next_pkt:
4163 (*post_ptr)++;
f92905de
MC		 4164
4165 if (unlikely(rx_std_posted >= tp->rx_std_max_post)) {
4166 u32 idx = *post_ptr % TG3_RX_RING_SIZE;
4167
4168 tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX +
4169 TG3_64BIT_REG_LOW, idx);
4170 work_mask &= ~RXD_OPAQUE_RING_STD;
4171 rx_std_posted = 0;
4172 }
1da177e4 4173next_pkt_nopost:
483ba50b 4174 sw_idx++;
6b31a515 4175 sw_idx &= (TG3_RX_RCB_RING_SIZE(tp) - 1);
52f6d697
MC		 4176
4177 /* Refresh hw_idx to see if there is new work */
4178 if (sw_idx == hw_idx) {
4179 hw_idx = tp->hw_status->idx[0].rx_producer;
4180 rmb();
4181 }
1da177e4
LT		 4182 }
4183
4184 /* ACK the status ring. */
483ba50b
MC		 4185 tp->rx_rcb_ptr = sw_idx;
4186 tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx);
1da177e4
LT		 4187
4188 /* Refill RX ring(s). */
4189 if (work_mask & RXD_OPAQUE_RING_STD) {
4190 sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE;
4191 tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
4192 sw_idx);
4193 }
4194 if (work_mask & RXD_OPAQUE_RING_JUMBO) {
4195 sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE;
4196 tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
4197 sw_idx);
4198 }
4199 mmiowb();
4200
4201 return received;
4202}
4203
6f535763 4204static int tg3_poll_work(struct tg3 *tp, int work_done, int budget)
1da177e4 4205{
1da177e4 4206 struct tg3_hw_status *sblk = tp->hw_status;
1da177e4 4207
1da177e4
LT		 4208 /* handle link change and other phy events */
4209 if (!(tp->tg3_flags &
4210 (TG3_FLAG_USE_LINKCHG_REG |
4211 TG3_FLAG_POLL_SERDES))) {
4212 if (sblk->status & SD_STATUS_LINK_CHG) {
4213 sblk->status = SD_STATUS_UPDATED |
4214 (sblk->status & ~SD_STATUS_LINK_CHG);
f47c11ee 4215 spin_lock(&tp->lock);
dd477003
MC		 4216 if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
4217 tw32_f(MAC_STATUS,
4218 (MAC_STATUS_SYNC_CHANGED |
4219 MAC_STATUS_CFG_CHANGED |
4220 MAC_STATUS_MI_COMPLETION |
4221 MAC_STATUS_LNKSTATE_CHANGED));
4222 udelay(40);
4223 } else
4224 tg3_setup_phy(tp, 0);
f47c11ee 4225 spin_unlock(&tp->lock);
1da177e4
LT		 4226 }
4227 }
4228
4229 /* run TX completion thread */
4230 if (sblk->idx[0].tx_consumer != tp->tx_cons) {
1da177e4 4231 tg3_tx(tp);
6f535763 4232 if (unlikely(tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING))
4fd7ab59 4233 return work_done;
1da177e4
LT		 4234 }
4235
1da177e4
LT		 4236 /* run RX thread, within the bounds set by NAPI.
4237 * All RX "locking" is done by ensuring outside
bea3348e 4238 * code synchronizes with tg3->napi.poll()
1da177e4 4239 */
bea3348e 4240 if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
6f535763 4241 work_done += tg3_rx(tp, budget - work_done);
1da177e4 4242
6f535763
DM		 4243 return work_done;
4244}
4245
4246static int tg3_poll(struct napi_struct *napi, int budget)
4247{
4248 struct tg3 *tp = container_of(napi, struct tg3, napi);
4249 int work_done = 0;
4fd7ab59 4250 struct tg3_hw_status *sblk = tp->hw_status;
6f535763
DM		 4251
4252 while (1) {
4253 work_done = tg3_poll_work(tp, work_done, budget);
4254
4255 if (unlikely(tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING))
4256 goto tx_recovery;
4257
4258 if (unlikely(work_done >= budget))
4259 break;
4260
4fd7ab59
MC		 4261 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
4262 /* tp->last_tag is used in tg3_restart_ints() below
4263 * to tell the hw how much work has been processed,
4264 * so we must read it before checking for more work.
4265 */
4266 tp->last_tag = sblk->status_tag;
4267 rmb();
4268 } else
4269 sblk->status &= ~SD_STATUS_UPDATED;
6f535763 4270
4fd7ab59 4271 if (likely(!tg3_has_work(tp))) {
6f535763
DM		 4272 netif_rx_complete(tp->dev, napi);
4273 tg3_restart_ints(tp);
4274 break;
4275 }
1da177e4
LT		 4276 }
4277
bea3348e 4278 return work_done;
6f535763
DM		 4279
4280tx_recovery:
4fd7ab59 4281 /* work_done is guaranteed to be less than budget. */
6f535763
DM		 4282 netif_rx_complete(tp->dev, napi);
4283 schedule_work(&tp->reset_task);
4fd7ab59 4284 return work_done;
1da177e4
LT		 4285}
4286
f47c11ee
DM		 4287static void tg3_irq_quiesce(struct tg3 *tp)
4288{
4289 BUG_ON(tp->irq_sync);
4290
4291 tp->irq_sync = 1;
4292 smp_mb();
4293
4294 synchronize_irq(tp->pdev->irq);
4295}
4296
4297static inline int tg3_irq_sync(struct tg3 *tp)
4298{
4299 return tp->irq_sync;
4300}
4301
4302/* Fully shutdown all tg3 driver activity elsewhere in the system.
4303 * If irq_sync is non-zero, then the IRQ handler must be synchronized
4304 * with as well. Most of the time, this is not necessary except when
4305 * shutting down the device.
4306 */
4307static inline void tg3_full_lock(struct tg3 *tp, int irq_sync)
4308{
46966545 4309 spin_lock_bh(&tp->lock);
f47c11ee
DM		 4310 if (irq_sync)
4311 tg3_irq_quiesce(tp);
f47c11ee
DM		 4312}
4313
4314static inline void tg3_full_unlock(struct tg3 *tp)
4315{
f47c11ee
DM		 4316 spin_unlock_bh(&tp->lock);
4317}
4318
fcfa0a32
MC		 4319/* One-shot MSI handler - Chip automatically disables interrupt
4320 * after sending MSI so driver doesn't have to do it.
4321 */
7d12e780 4322static irqreturn_t tg3_msi_1shot(int irq, void *dev_id)
fcfa0a32
MC		 4323{
4324 struct net_device *dev = dev_id;
4325 struct tg3 *tp = netdev_priv(dev);
4326
4327 prefetch(tp->hw_status);
4328 prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
4329
4330 if (likely(!tg3_irq_sync(tp)))
bea3348e 4331 netif_rx_schedule(dev, &tp->napi);
fcfa0a32
MC		 4332
4333 return IRQ_HANDLED;
4334}
4335
88b06bc2
MC		 4336/* MSI ISR - No need to check for interrupt sharing and no need to
4337 * flush status block and interrupt mailbox. PCI ordering rules
4338 * guarantee that MSI will arrive after the status block.
4339 */
7d12e780 4340static irqreturn_t tg3_msi(int irq, void *dev_id)
88b06bc2
MC		 4341{
4342 struct net_device *dev = dev_id;
4343 struct tg3 *tp = netdev_priv(dev);
88b06bc2 4344
61487480
MC		 4345 prefetch(tp->hw_status);
4346 prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
88b06bc2 4347 /*
fac9b83e 4348 * Writing any value to intr-mbox-0 clears PCI INTA# and
88b06bc2 4349 * chip-internal interrupt pending events.
fac9b83e 4350 * Writing non-zero to intr-mbox-0 additional tells the
88b06bc2
MC		 4351 * NIC to stop sending us irqs, engaging "in-intr-handler"
4352 * event coalescing.
4353 */
4354 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
61487480 4355 if (likely(!tg3_irq_sync(tp)))
bea3348e 4356 netif_rx_schedule(dev, &tp->napi);
61487480 4357
88b06bc2
MC		 4358 return IRQ_RETVAL(1);
4359}
4360
7d12e780 4361static irqreturn_t tg3_interrupt(int irq, void *dev_id)
1da177e4
LT		 4362{
4363 struct net_device *dev = dev_id;
4364 struct tg3 *tp = netdev_priv(dev);
4365 struct tg3_hw_status *sblk = tp->hw_status;
1da177e4
LT		 4366 unsigned int handled = 1;
4367
1da177e4
LT		 4368 /* In INTx mode, it is possible for the interrupt to arrive at
4369 * the CPU before the status block posted prior to the interrupt.
4370 * Reading the PCI State register will confirm whether the
4371 * interrupt is ours and will flush the status block.
4372 */
d18edcb2
MC		 4373 if (unlikely(!(sblk->status & SD_STATUS_UPDATED))) {
4374 if ((tp->tg3_flags & TG3_FLAG_CHIP_RESETTING) ||
4375 (tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
4376 handled = 0;
f47c11ee 4377 goto out;
fac9b83e 4378 }
d18edcb2
MC		 4379 }
4380
4381 /*
4382 * Writing any value to intr-mbox-0 clears PCI INTA# and
4383 * chip-internal interrupt pending events.
4384 * Writing non-zero to intr-mbox-0 additional tells the
4385 * NIC to stop sending us irqs, engaging "in-intr-handler"
4386 * event coalescing.
c04cb347
MC		 4387 *
4388 * Flush the mailbox to de-assert the IRQ immediately to prevent
4389 * spurious interrupts. The flush impacts performance but
4390 * excessive spurious interrupts can be worse in some cases.
d18edcb2 4391 */
c04cb347 4392 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
d18edcb2
MC		 4393 if (tg3_irq_sync(tp))
4394 goto out;
4395 sblk->status &= ~SD_STATUS_UPDATED;
4396 if (likely(tg3_has_work(tp))) {
4397 prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
bea3348e 4398 netif_rx_schedule(dev, &tp->napi);
d18edcb2
MC		 4399 } else {
4400 /* No work, shared interrupt perhaps? re-enable
4401 * interrupts, and flush that PCI write
4402 */
4403 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
4404 0x00000000);
fac9b83e 4405 }
f47c11ee 4406out:
fac9b83e
DM		 4407 return IRQ_RETVAL(handled);
4408}
4409
7d12e780 4410static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id)
fac9b83e
DM		 4411{
4412 struct net_device *dev = dev_id;
4413 struct tg3 *tp = netdev_priv(dev);
4414 struct tg3_hw_status *sblk = tp->hw_status;
fac9b83e
DM		 4415 unsigned int handled = 1;
4416
fac9b83e
DM		 4417 /* In INTx mode, it is possible for the interrupt to arrive at
4418 * the CPU before the status block posted prior to the interrupt.
4419 * Reading the PCI State register will confirm whether the
4420 * interrupt is ours and will flush the status block.
4421 */
d18edcb2
MC		 4422 if (unlikely(sblk->status_tag == tp->last_tag)) {
4423 if ((tp->tg3_flags & TG3_FLAG_CHIP_RESETTING) ||
4424 (tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
4425 handled = 0;
f47c11ee 4426 goto out;
1da177e4 4427 }
d18edcb2
MC		 4428 }
4429
4430 /*
4431 * writing any value to intr-mbox-0 clears PCI INTA# and
4432 * chip-internal interrupt pending events.
4433 * writing non-zero to intr-mbox-0 additional tells the
4434 * NIC to stop sending us irqs, engaging "in-intr-handler"
4435 * event coalescing.
c04cb347
MC		 4436 *
4437 * Flush the mailbox to de-assert the IRQ immediately to prevent
4438 * spurious interrupts. The flush impacts performance but
4439 * excessive spurious interrupts can be worse in some cases.
d18edcb2 4440 */
c04cb347 4441 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
d18edcb2
MC		 4442 if (tg3_irq_sync(tp))
4443 goto out;
bea3348e 4444 if (netif_rx_schedule_prep(dev, &tp->napi)) {
d18edcb2
MC		 4445 prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
4446 /* Update last_tag to mark that this status has been
4447 * seen. Because interrupt may be shared, we may be
4448 * racing with tg3_poll(), so only update last_tag
4449 * if tg3_poll() is not scheduled.
4450 */
4451 tp->last_tag = sblk->status_tag;
bea3348e 4452 __netif_rx_schedule(dev, &tp->napi);
1da177e4 4453 }
f47c11ee 4454out:
1da177e4
LT		 4455 return IRQ_RETVAL(handled);
4456}
4457
7938109f 4458/* ISR for interrupt test */
7d12e780 4459static irqreturn_t tg3_test_isr(int irq, void *dev_id)
7938109f
MC		 4460{
4461 struct net_device *dev = dev_id;
4462 struct tg3 *tp = netdev_priv(dev);
4463 struct tg3_hw_status *sblk = tp->hw_status;
4464
f9804ddb
MC		 4465 if ((sblk->status & SD_STATUS_UPDATED) ||
4466 !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
b16250e3 4467 tg3_disable_ints(tp);
7938109f
MC		 4468 return IRQ_RETVAL(1);
4469 }
4470 return IRQ_RETVAL(0);
4471}
4472
8e7a22e3 4473static int tg3_init_hw(struct tg3 *, int);
944d980e 4474static int tg3_halt(struct tg3 *, int, int);
1da177e4 4475
b9ec6c1b
MC		 4476/* Restart hardware after configuration changes, self-test, etc.
4477 * Invoked with tp->lock held.
4478 */
4479static int tg3_restart_hw(struct tg3 *tp, int reset_phy)
78c6146f
ED		 4480 __releases(tp->lock)
4481 __acquires(tp->lock)
b9ec6c1b
MC		 4482{
4483 int err;
4484
4485 err = tg3_init_hw(tp, reset_phy);
4486 if (err) {
4487 printk(KERN_ERR PFX "%s: Failed to re-initialize device, "
4488 "aborting.\n", tp->dev->name);
4489 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
4490 tg3_full_unlock(tp);
4491 del_timer_sync(&tp->timer);
4492 tp->irq_sync = 0;
bea3348e 4493 napi_enable(&tp->napi);
b9ec6c1b
MC		 4494 dev_close(tp->dev);
4495 tg3_full_lock(tp, 0);
4496 }
4497 return err;
4498}
4499
1da177e4
LT		 4500#ifdef CONFIG_NET_POLL_CONTROLLER
4501static void tg3_poll_controller(struct net_device *dev)
4502{
88b06bc2
MC		 4503 struct tg3 *tp = netdev_priv(dev);
4504
7d12e780 4505 tg3_interrupt(tp->pdev->irq, dev);
1da177e4
LT		 4506}
4507#endif
4508
c4028958 4509static void tg3_reset_task(struct work_struct *work)
1da177e4 4510{
c4028958 4511 struct tg3 *tp = container_of(work, struct tg3, reset_task);
b02fd9e3 4512 int err;
1da177e4
LT		 4513 unsigned int restart_timer;
4514
7faa006f 4515 tg3_full_lock(tp, 0);
7faa006f
MC		 4516
4517 if (!netif_running(tp->dev)) {
7faa006f
MC		 4518 tg3_full_unlock(tp);
4519 return;
4520 }
4521
4522 tg3_full_unlock(tp);
4523
b02fd9e3
MC		 4524 tg3_phy_stop(tp);
4525
1da177e4
LT		 4526 tg3_netif_stop(tp);
4527
f47c11ee 4528 tg3_full_lock(tp, 1);
1da177e4
LT		 4529
4530 restart_timer = tp->tg3_flags2 & TG3_FLG2_RESTART_TIMER;
4531 tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
4532
df3e6548
MC		 4533 if (tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING) {
4534 tp->write32_tx_mbox = tg3_write32_tx_mbox;
4535 tp->write32_rx_mbox = tg3_write_flush_reg32;
4536 tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
4537 tp->tg3_flags &= ~TG3_FLAG_TX_RECOVERY_PENDING;
4538 }
4539
944d980e 4540 tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
b02fd9e3
MC		 4541 err = tg3_init_hw(tp, 1);
4542 if (err)
b9ec6c1b 4543 goto out;
1da177e4
LT		 4544
4545 tg3_netif_start(tp);
4546
1da177e4
LT		 4547 if (restart_timer)
4548 mod_timer(&tp->timer, jiffies + 1);
7faa006f 4549
b9ec6c1b 4550out:
7faa006f 4551 tg3_full_unlock(tp);
b02fd9e3
MC		 4552
4553 if (!err)
4554 tg3_phy_start(tp);
1da177e4
LT		 4555}
4556
b0408751
MC		 4557static void tg3_dump_short_state(struct tg3 *tp)
4558{
4559 printk(KERN_ERR PFX "DEBUG: MAC_TX_STATUS[%08x] MAC_RX_STATUS[%08x]\n",
4560 tr32(MAC_TX_STATUS), tr32(MAC_RX_STATUS));
4561 printk(KERN_ERR PFX "DEBUG: RDMAC_STATUS[%08x] WDMAC_STATUS[%08x]\n",
4562 tr32(RDMAC_STATUS), tr32(WDMAC_STATUS));
4563}
4564
1da177e4
LT		 4565static void tg3_tx_timeout(struct net_device *dev)
4566{
4567 struct tg3 *tp = netdev_priv(dev);
4568
b0408751 4569 if (netif_msg_tx_err(tp)) {
9f88f29f
MC		 4570 printk(KERN_ERR PFX "%s: transmit timed out, resetting\n",
4571 dev->name);
b0408751
MC		 4572 tg3_dump_short_state(tp);
4573 }
1da177e4
LT		 4574
4575 schedule_work(&tp->reset_task);
4576}
4577
c58ec932
MC		 4578/* Test for DMA buffers crossing any 4GB boundaries: 4G, 8G, etc */
4579static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
4580{
4581 u32 base = (u32) mapping & 0xffffffff;
4582
4583 return ((base > 0xffffdcc0) &&
4584 (base + len + 8 < base));
4585}
4586
72f2afb8
MC		 4587/* Test for DMA addresses > 40-bit */
4588static inline int tg3_40bit_overflow_test(struct tg3 *tp, dma_addr_t mapping,
4589 int len)
4590{
4591#if defined(CONFIG_HIGHMEM) && (BITS_PER_LONG == 64)
6728a8e2 4592 if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG)
72f2afb8
MC		 4593 return (((u64) mapping + len) > DMA_40BIT_MASK);
4594 return 0;
4595#else
4596 return 0;
4597#endif
4598}
4599
1da177e4
LT		 4600static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
4601
72f2afb8
MC		 4602/* Workaround 4GB and 40-bit hardware DMA bugs. */
4603static int tigon3_dma_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
c58ec932
MC		 4604 u32 last_plus_one, u32 *start,
4605 u32 base_flags, u32 mss)
1da177e4 4606{
41588ba1 4607 struct sk_buff *new_skb;
c58ec932 4608 dma_addr_t new_addr = 0;
1da177e4 4609 u32 entry = *start;
c58ec932 4610 int i, ret = 0;
1da177e4 4611
41588ba1
MC		 4612 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
4613 new_skb = skb_copy(skb, GFP_ATOMIC);
4614 else {
4615 int more_headroom = 4 - ((unsigned long)skb->data & 3);
4616
4617 new_skb = skb_copy_expand(skb,
4618 skb_headroom(skb) + more_headroom,
4619 skb_tailroom(skb), GFP_ATOMIC);
4620 }
4621
1da177e4 4622 if (!new_skb) {
c58ec932
MC		 4623 ret = -1;
4624 } else {
4625 /* New SKB is guaranteed to be linear. */
4626 entry = *start;
90079ce8
DM		 4627 ret = skb_dma_map(&tp->pdev->dev, new_skb, DMA_TO_DEVICE);
4628 new_addr = skb_shinfo(new_skb)->dma_maps[0];
4629
c58ec932
MC		 4630 /* Make sure new skb does not cross any 4G boundaries.
4631 * Drop the packet if it does.
4632 */
90079ce8 4633 if (ret || tg3_4g_overflow_test(new_addr, new_skb->len)) {
638266f7
DM		 4634 if (!ret)
4635 skb_dma_unmap(&tp->pdev->dev, new_skb,
4636 DMA_TO_DEVICE);
c58ec932
MC		 4637 ret = -1;
4638 dev_kfree_skb(new_skb);
4639 new_skb = NULL;
4640 } else {
4641 tg3_set_txd(tp, entry, new_addr, new_skb->len,
4642 base_flags, 1 | (mss << 1));
4643 *start = NEXT_TX(entry);
4644 }
1da177e4
LT		 4645 }
4646
1da177e4
LT		 4647 /* Now clean up the sw ring entries. */
4648 i = 0;
4649 while (entry != last_plus_one) {
1da177e4
LT		 4650 if (i == 0) {
4651 tp->tx_buffers[entry].skb = new_skb;
1da177e4
LT		 4652 } else {
4653 tp->tx_buffers[entry].skb = NULL;
4654 }
4655 entry = NEXT_TX(entry);
4656 i++;
4657 }
4658
90079ce8 4659 skb_dma_unmap(&tp->pdev->dev, skb, DMA_TO_DEVICE);
1da177e4
LT		 4660 dev_kfree_skb(skb);
4661
c58ec932 4662 return ret;
1da177e4
LT		 4663}
4664
4665static void tg3_set_txd(struct tg3 *tp, int entry,
4666 dma_addr_t mapping, int len, u32 flags,
4667 u32 mss_and_is_end)
4668{
4669 struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry];
4670 int is_end = (mss_and_is_end & 0x1);
4671 u32 mss = (mss_and_is_end >> 1);
4672 u32 vlan_tag = 0;
4673
4674 if (is_end)
4675 flags |= TXD_FLAG_END;
4676 if (flags & TXD_FLAG_VLAN) {
4677 vlan_tag = flags >> 16;
4678 flags &= 0xffff;
4679 }
4680 vlan_tag |= (mss << TXD_MSS_SHIFT);
4681
4682 txd->addr_hi = ((u64) mapping >> 32);
4683 txd->addr_lo = ((u64) mapping & 0xffffffff);
4684 txd->len_flags = (len << TXD_LEN_SHIFT) | flags;
4685 txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT;
4686}
4687
5a6f3074
MC		 4688/* hard_start_xmit for devices that don't have any bugs and
4689 * support TG3_FLG2_HW_TSO_2 only.
4690 */
1da177e4 4691static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
5a6f3074
MC		 4692{
4693 struct tg3 *tp = netdev_priv(dev);
5a6f3074 4694 u32 len, entry, base_flags, mss;
90079ce8
DM		 4695 struct skb_shared_info *sp;
4696 dma_addr_t mapping;
5a6f3074
MC		 4697
4698 len = skb_headlen(skb);
4699
00b70504 4700 /* We are running in BH disabled context with netif_tx_lock
bea3348e 4701 * and TX reclaim runs via tp->napi.poll inside of a software
5a6f3074
MC		 4702 * interrupt. Furthermore, IRQ processing runs lockless so we have
4703 * no IRQ context deadlocks to worry about either. Rejoice!
4704 */
1b2a7205 4705 if (unlikely(tg3_tx_avail(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
5a6f3074
MC		 4706 if (!netif_queue_stopped(dev)) {
4707 netif_stop_queue(dev);
4708
4709 /* This is a hard error, log it. */
4710 printk(KERN_ERR PFX "%s: BUG! Tx Ring full when "
4711 "queue awake!\n", dev->name);
4712 }
5a6f3074
MC		 4713 return NETDEV_TX_BUSY;
4714 }
4715
4716 entry = tp->tx_prod;
4717 base_flags = 0;
5a6f3074 4718 mss = 0;
c13e3713 4719 if ((mss = skb_shinfo(skb)->gso_size) != 0) {
5a6f3074
MC		 4720 int tcp_opt_len, ip_tcp_len;
4721
4722 if (skb_header_cloned(skb) &&
4723 pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
4724 dev_kfree_skb(skb);
4725 goto out_unlock;
4726 }
4727
b0026624
MC		 4728 if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6)
4729 mss |= (skb_headlen(skb) - ETH_HLEN) << 9;
4730 else {
eddc9ec5
ACM		 4731 struct iphdr *iph = ip_hdr(skb);
4732
ab6a5bb6 4733 tcp_opt_len = tcp_optlen(skb);
c9bdd4b5 4734 ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr);
b0026624 4735
eddc9ec5
ACM		 4736 iph->check = 0;
4737 iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len);
b0026624
MC		 4738 mss |= (ip_tcp_len + tcp_opt_len) << 9;
4739 }
5a6f3074
MC		 4740
4741 base_flags |= (TXD_FLAG_CPU_PRE_DMA |
4742 TXD_FLAG_CPU_POST_DMA);
4743
aa8223c7 4744 tcp_hdr(skb)->check = 0;
5a6f3074 4745
5a6f3074 4746 }
84fa7933 4747 else if (skb->ip_summed == CHECKSUM_PARTIAL)
5a6f3074 4748 base_flags |= TXD_FLAG_TCPUDP_CSUM;
5a6f3074
MC		 4749#if TG3_VLAN_TAG_USED
4750 if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
4751 base_flags |= (TXD_FLAG_VLAN |
4752 (vlan_tx_tag_get(skb) << 16));
4753#endif
4754
90079ce8
DM		 4755 if (skb_dma_map(&tp->pdev->dev, skb, DMA_TO_DEVICE)) {
4756 dev_kfree_skb(skb);
4757 goto out_unlock;
4758 }
4759
4760 sp = skb_shinfo(skb);
4761
4762 mapping = sp->dma_maps[0];
5a6f3074
MC		 4763
4764 tp->tx_buffers[entry].skb = skb;
5a6f3074
MC		 4765
4766 tg3_set_txd(tp, entry, mapping, len, base_flags,
4767 (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
4768
4769 entry = NEXT_TX(entry);
4770
4771 /* Now loop through additional data fragments, and queue them. */
4772 if (skb_shinfo(skb)->nr_frags > 0) {
4773 unsigned int i, last;
4774
4775 last = skb_shinfo(skb)->nr_frags - 1;
4776 for (i = 0; i <= last; i++) {
4777 skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
4778
4779 len = frag->size;
90079ce8 4780 mapping = sp->dma_maps[i + 1];
5a6f3074 4781 tp->tx_buffers[entry].skb = NULL;
5a6f3074
MC		 4782
4783 tg3_set_txd(tp, entry, mapping, len,
4784 base_flags, (i == last) | (mss << 1));
4785
4786 entry = NEXT_TX(entry);
4787 }
4788 }
4789
4790 /* Packets are ready, update Tx producer idx local and on card. */
4791 tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
4792
4793 tp->tx_prod = entry;
1b2a7205 4794 if (unlikely(tg3_tx_avail(tp) <= (MAX_SKB_FRAGS + 1))) {
5a6f3074 4795 netif_stop_queue(dev);
42952231 4796 if (tg3_tx_avail(tp) > TG3_TX_WAKEUP_THRESH(tp))
5a6f3074
MC		 4797 netif_wake_queue(tp->dev);
4798 }
4799
4800out_unlock:
4801 mmiowb();
5a6f3074
MC		 4802
4803 dev->trans_start = jiffies;
4804
4805 return NETDEV_TX_OK;
4806}
4807
52c0fd83
MC		 4808static int tg3_start_xmit_dma_bug(struct sk_buff *, struct net_device *);
4809
4810/* Use GSO to workaround a rare TSO bug that may be triggered when the
4811 * TSO header is greater than 80 bytes.
4812 */
4813static int tg3_tso_bug(struct tg3 *tp, struct sk_buff *skb)
4814{
4815 struct sk_buff *segs, *nskb;
4816
4817 /* Estimate the number of fragments in the worst case */
1b2a7205 4818 if (unlikely(tg3_tx_avail(tp) <= (skb_shinfo(skb)->gso_segs * 3))) {
52c0fd83 4819 netif_stop_queue(tp->dev);
7f62ad5d
MC		 4820 if (tg3_tx_avail(tp) <= (skb_shinfo(skb)->gso_segs * 3))
4821 return NETDEV_TX_BUSY;
4822
4823 netif_wake_queue(tp->dev);
52c0fd83
MC		 4824 }
4825
4826 segs = skb_gso_segment(skb, tp->dev->features & ~NETIF_F_TSO);
801678c5 4827 if (IS_ERR(segs))
52c0fd83
MC		 4828 goto tg3_tso_bug_end;
4829
4830 do {
4831 nskb = segs;
4832 segs = segs->next;
4833 nskb->next = NULL;
4834 tg3_start_xmit_dma_bug(nskb, tp->dev);
4835 } while (segs);
4836
4837tg3_tso_bug_end:
4838 dev_kfree_skb(skb);
4839
4840 return NETDEV_TX_OK;
4841}
52c0fd83 4842
5a6f3074
MC		 4843/* hard_start_xmit for devices that have the 4G bug and/or 40-bit bug and
4844 * support TG3_FLG2_HW_TSO_1 or firmware TSO only.
4845 */
4846static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev)
1da177e4
LT		 4847{
4848 struct tg3 *tp = netdev_priv(dev);
1da177e4 4849 u32 len, entry, base_flags, mss;
90079ce8 4850 struct skb_shared_info *sp;
1da177e4 4851 int would_hit_hwbug;
90079ce8 4852 dma_addr_t mapping;
1da177e4
LT		 4853
4854 len = skb_headlen(skb);
4855
00b70504 4856 /* We are running in BH disabled context with netif_tx_lock
bea3348e 4857 * and TX reclaim runs via tp->napi.poll inside of a software
f47c11ee
DM		 4858 * interrupt. Furthermore, IRQ processing runs lockless so we have
4859 * no IRQ context deadlocks to worry about either. Rejoice!
1da177e4 4860 */
1b2a7205 4861 if (unlikely(tg3_tx_avail(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
1f064a87
SH		 4862 if (!netif_queue_stopped(dev)) {
4863 netif_stop_queue(dev);
4864
4865 /* This is a hard error, log it. */
4866 printk(KERN_ERR PFX "%s: BUG! Tx Ring full when "
4867 "queue awake!\n", dev->name);
4868 }
1da177e4
LT		 4869 return NETDEV_TX_BUSY;
4870 }
4871
4872 entry = tp->tx_prod;
4873 base_flags = 0;
84fa7933 4874 if (skb->ip_summed == CHECKSUM_PARTIAL)
1da177e4 4875 base_flags |= TXD_FLAG_TCPUDP_CSUM;
1da177e4 4876 mss = 0;
c13e3713 4877 if ((mss = skb_shinfo(skb)->gso_size) != 0) {
eddc9ec5 4878 struct iphdr *iph;
52c0fd83 4879 int tcp_opt_len, ip_tcp_len, hdr_len;
1da177e4
LT		 4880
4881 if (skb_header_cloned(skb) &&
4882 pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
4883 dev_kfree_skb(skb);
4884 goto out_unlock;
4885 }
4886
ab6a5bb6 4887 tcp_opt_len = tcp_optlen(skb);
c9bdd4b5 4888 ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr);
1da177e4 4889
52c0fd83
MC		 4890 hdr_len = ip_tcp_len + tcp_opt_len;
4891 if (unlikely((ETH_HLEN + hdr_len) > 80) &&
7f62ad5d 4892 (tp->tg3_flags2 & TG3_FLG2_TSO_BUG))
52c0fd83
MC		 4893 return (tg3_tso_bug(tp, skb));
4894
1da177e4
LT		 4895 base_flags |= (TXD_FLAG_CPU_PRE_DMA |
4896 TXD_FLAG_CPU_POST_DMA);
4897
eddc9ec5
ACM		 4898 iph = ip_hdr(skb);
4899 iph->check = 0;
4900 iph->tot_len = htons(mss + hdr_len);
1da177e4 4901 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
aa8223c7 4902 tcp_hdr(skb)->check = 0;
1da177e4 4903 base_flags &= ~TXD_FLAG_TCPUDP_CSUM;
aa8223c7
ACM		 4904 } else
4905 tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr,
4906 iph->daddr, 0,
4907 IPPROTO_TCP,
4908 0);
1da177e4
LT		 4909
4910 if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) ||
4911 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
eddc9ec5 4912 if (tcp_opt_len || iph->ihl > 5) {
1da177e4
LT		 4913 int tsflags;
4914
eddc9ec5 4915 tsflags = (iph->ihl - 5) + (tcp_opt_len >> 2);
1da177e4
LT		 4916 mss |= (tsflags << 11);
4917 }
4918 } else {
eddc9ec5 4919 if (tcp_opt_len || iph->ihl > 5) {
1da177e4
LT		 4920 int tsflags;
4921
eddc9ec5 4922 tsflags = (iph->ihl - 5) + (tcp_opt_len >> 2);
1da177e4
LT		 4923 base_flags |= tsflags << 12;
4924 }
4925 }
4926 }
1da177e4
LT		 4927#if TG3_VLAN_TAG_USED
4928 if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
4929 base_flags |= (TXD_FLAG_VLAN |
4930 (vlan_tx_tag_get(skb) << 16));
4931#endif
4932
90079ce8
DM		 4933 if (skb_dma_map(&tp->pdev->dev, skb, DMA_TO_DEVICE)) {
4934 dev_kfree_skb(skb);
4935 goto out_unlock;
4936 }
4937
4938 sp = skb_shinfo(skb);
4939
4940 mapping = sp->dma_maps[0];
1da177e4
LT		 4941
4942 tp->tx_buffers[entry].skb = skb;
1da177e4
LT		 4943
4944 would_hit_hwbug = 0;
4945
41588ba1
MC		 4946 if (tp->tg3_flags3 & TG3_FLG3_5701_DMA_BUG)
4947 would_hit_hwbug = 1;
4948 else if (tg3_4g_overflow_test(mapping, len))
c58ec932 4949 would_hit_hwbug = 1;
1da177e4
LT		 4950
4951 tg3_set_txd(tp, entry, mapping, len, base_flags,
4952 (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
4953
4954 entry = NEXT_TX(entry);
4955
4956 /* Now loop through additional data fragments, and queue them. */
4957 if (skb_shinfo(skb)->nr_frags > 0) {
4958 unsigned int i, last;
4959
4960 last = skb_shinfo(skb)->nr_frags - 1;
4961 for (i = 0; i <= last; i++) {
4962 skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
4963
4964 len = frag->size;
90079ce8 4965 mapping = sp->dma_maps[i + 1];
1da177e4
LT		 4966
4967 tp->tx_buffers[entry].skb = NULL;
1da177e4 4968
c58ec932
MC		 4969 if (tg3_4g_overflow_test(mapping, len))
4970 would_hit_hwbug = 1;
1da177e4 4971
72f2afb8
MC		 4972 if (tg3_40bit_overflow_test(tp, mapping, len))
4973 would_hit_hwbug = 1;
4974
1da177e4
LT		 4975 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
4976 tg3_set_txd(tp, entry, mapping, len,
4977 base_flags, (i == last)|(mss << 1));
4978 else
4979 tg3_set_txd(tp, entry, mapping, len,
4980 base_flags, (i == last));
4981
4982 entry = NEXT_TX(entry);
4983 }
4984 }
4985
4986 if (would_hit_hwbug) {
4987 u32 last_plus_one = entry;
4988 u32 start;
1da177e4 4989
c58ec932
MC		 4990 start = entry - 1 - skb_shinfo(skb)->nr_frags;
4991 start &= (TG3_TX_RING_SIZE - 1);
1da177e4
LT		 4992
4993 /* If the workaround fails due to memory/mapping
4994 * failure, silently drop this packet.
4995 */
72f2afb8 4996 if (tigon3_dma_hwbug_workaround(tp, skb, last_plus_one,
c58ec932 4997 &start, base_flags, mss))
1da177e4
LT		 4998 goto out_unlock;
4999
5000 entry = start;
5001 }
5002
5003 /* Packets are ready, update Tx producer idx local and on card. */
5004 tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
5005
5006 tp->tx_prod = entry;
1b2a7205 5007 if (unlikely(tg3_tx_avail(tp) <= (MAX_SKB_FRAGS + 1))) {
1da177e4 5008 netif_stop_queue(dev);
42952231 5009 if (tg3_tx_avail(tp) > TG3_TX_WAKEUP_THRESH(tp))
51b91468
MC		 5010 netif_wake_queue(tp->dev);
5011 }
1da177e4
LT		 5012
5013out_unlock:
5014 mmiowb();
1da177e4
LT		 5015
5016 dev->trans_start = jiffies;
5017
5018 return NETDEV_TX_OK;
5019}
5020
5021static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp,
5022 int new_mtu)
5023{
5024 dev->mtu = new_mtu;
5025
ef7f5ec0 5026 if (new_mtu > ETH_DATA_LEN) {
a4e2b347 5027 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
ef7f5ec0
MC		 5028 tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
5029 ethtool_op_set_tso(dev, 0);
5030 }
5031 else
5032 tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
5033 } else {
a4e2b347 5034 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
ef7f5ec0 5035 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
0f893dc6 5036 tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE;
ef7f5ec0 5037 }
1da177e4
LT		 5038}
5039
5040static int tg3_change_mtu(struct net_device *dev, int new_mtu)
5041{
5042 struct tg3 *tp = netdev_priv(dev);
b9ec6c1b 5043 int err;
1da177e4
LT		 5044
5045 if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp))
5046 return -EINVAL;
5047
5048 if (!netif_running(dev)) {
5049 /* We'll just catch it later when the
5050 * device is up'd.
5051 */
5052 tg3_set_mtu(dev, tp, new_mtu);
5053 return 0;
5054 }
5055
b02fd9e3
MC		 5056 tg3_phy_stop(tp);
5057
1da177e4 5058 tg3_netif_stop(tp);
f47c11ee
DM		 5059
5060 tg3_full_lock(tp, 1);
1da177e4 5061
944d980e 5062 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 5063
5064 tg3_set_mtu(dev, tp, new_mtu);
5065
b9ec6c1b 5066 err = tg3_restart_hw(tp, 0);
1da177e4 5067
b9ec6c1b
MC		 5068 if (!err)
5069 tg3_netif_start(tp);
1da177e4 5070
f47c11ee 5071 tg3_full_unlock(tp);
1da177e4 5072
b02fd9e3
MC		 5073 if (!err)
5074 tg3_phy_start(tp);
5075
b9ec6c1b 5076 return err;
1da177e4
LT		 5077}
5078
5079/* Free up pending packets in all rx/tx rings.
5080 *
5081 * The chip has been shut down and the driver detached from
5082 * the networking, so no interrupts or new tx packets will
5083 * end up in the driver. tp->{tx,}lock is not held and we are not
5084 * in an interrupt context and thus may sleep.
5085 */
5086static void tg3_free_rings(struct tg3 *tp)
5087{
5088 struct ring_info *rxp;
5089 int i;
5090
5091 for (i = 0; i < TG3_RX_RING_SIZE; i++) {
5092 rxp = &tp->rx_std_buffers[i];
5093
5094 if (rxp->skb == NULL)
5095 continue;
5096 pci_unmap_single(tp->pdev,
5097 pci_unmap_addr(rxp, mapping),
7e72aad4 5098 tp->rx_pkt_buf_sz - tp->rx_offset,
1da177e4
LT		 5099 PCI_DMA_FROMDEVICE);
5100 dev_kfree_skb_any(rxp->skb);
5101 rxp->skb = NULL;
5102 }
5103
5104 for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
5105 rxp = &tp->rx_jumbo_buffers[i];
5106
5107 if (rxp->skb == NULL)
5108 continue;
5109 pci_unmap_single(tp->pdev,
5110 pci_unmap_addr(rxp, mapping),
5111 RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
5112 PCI_DMA_FROMDEVICE);
5113 dev_kfree_skb_any(rxp->skb);
5114 rxp->skb = NULL;
5115 }
5116
5117 for (i = 0; i < TG3_TX_RING_SIZE; ) {
5118 struct tx_ring_info *txp;
5119 struct sk_buff *skb;
1da177e4
LT		 5120
5121 txp = &tp->tx_buffers[i];
5122 skb = txp->skb;
5123
5124 if (skb == NULL) {
5125 i++;
5126 continue;
5127 }
5128
90079ce8 5129 skb_dma_unmap(&tp->pdev->dev, skb, DMA_TO_DEVICE);
1da177e4 5130
90079ce8 5131 txp->skb = NULL;
1da177e4 5132
90079ce8 5133 i += skb_shinfo(skb)->nr_frags + 1;
1da177e4
LT		 5134
5135 dev_kfree_skb_any(skb);
5136 }
5137}
5138
5139/* Initialize tx/rx rings for packet processing.
5140 *
5141 * The chip has been shut down and the driver detached from
5142 * the networking, so no interrupts or new tx packets will
5143 * end up in the driver. tp->{tx,}lock are held and thus
5144 * we may not sleep.
5145 */
32d8c572 5146static int tg3_init_rings(struct tg3 *tp)
1da177e4
LT		 5147{
5148 u32 i;
5149
5150 /* Free up all the SKBs. */
5151 tg3_free_rings(tp);
5152
5153 /* Zero out all descriptors. */
5154 memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
5155 memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
5156 memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
5157 memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
5158
7e72aad4 5159 tp->rx_pkt_buf_sz = RX_PKT_BUF_SZ;
a4e2b347 5160 if ((tp->tg3_flags2 & TG3_FLG2_5780_CLASS) &&
7e72aad4
MC		 5161 (tp->dev->mtu > ETH_DATA_LEN))
5162 tp->rx_pkt_buf_sz = RX_JUMBO_PKT_BUF_SZ;
5163
1da177e4
LT		 5164 /* Initialize invariants of the rings, we only set this
5165 * stuff once. This works because the card does not
5166 * write into the rx buffer posting rings.
5167 */
5168 for (i = 0; i < TG3_RX_RING_SIZE; i++) {
5169 struct tg3_rx_buffer_desc *rxd;
5170
5171 rxd = &tp->rx_std[i];
7e72aad4 5172 rxd->idx_len = (tp->rx_pkt_buf_sz - tp->rx_offset - 64)
1da177e4
LT		 5173 << RXD_LEN_SHIFT;
5174 rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
5175 rxd->opaque = (RXD_OPAQUE_RING_STD |
5176 (i << RXD_OPAQUE_INDEX_SHIFT));
5177 }
5178
0f893dc6 5179 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
1da177e4
LT		 5180 for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
5181 struct tg3_rx_buffer_desc *rxd;
5182
5183 rxd = &tp->rx_jumbo[i];
5184 rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
5185 << RXD_LEN_SHIFT;
5186 rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
5187 RXD_FLAG_JUMBO;
5188 rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
5189 (i << RXD_OPAQUE_INDEX_SHIFT));
5190 }
5191 }
5192
5193 /* Now allocate fresh SKBs for each rx ring. */
5194 for (i = 0; i < tp->rx_pending; i++) {
32d8c572
MC		 5195 if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD, -1, i) < 0) {
5196 printk(KERN_WARNING PFX
5197 "%s: Using a smaller RX standard ring, "
5198 "only %d out of %d buffers were allocated "
5199 "successfully.\n",
5200 tp->dev->name, i, tp->rx_pending);
5201 if (i == 0)
5202 return -ENOMEM;
5203 tp->rx_pending = i;
1da177e4 5204 break;
32d8c572 5205 }
1da177e4
LT		 5206 }
5207
0f893dc6 5208 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
1da177e4
LT		 5209 for (i = 0; i < tp->rx_jumbo_pending; i++) {
5210 if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
32d8c572
MC		 5211 -1, i) < 0) {
5212 printk(KERN_WARNING PFX
5213 "%s: Using a smaller RX jumbo ring, "
5214 "only %d out of %d buffers were "
5215 "allocated successfully.\n",
5216 tp->dev->name, i, tp->rx_jumbo_pending);
5217 if (i == 0) {
5218 tg3_free_rings(tp);
5219 return -ENOMEM;
5220 }
5221 tp->rx_jumbo_pending = i;
1da177e4 5222 break;
32d8c572 5223 }
1da177e4
LT		 5224 }
5225 }
32d8c572 5226 return 0;
1da177e4
LT		 5227}
5228
5229/*
5230 * Must not be invoked with interrupt sources disabled and
5231 * the hardware shutdown down.
5232 */
5233static void tg3_free_consistent(struct tg3 *tp)
5234{
b4558ea9
JJ		 5235 kfree(tp->rx_std_buffers);
5236 tp->rx_std_buffers = NULL;
1da177e4
LT		 5237 if (tp->rx_std) {
5238 pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
5239 tp->rx_std, tp->rx_std_mapping);
5240 tp->rx_std = NULL;
5241 }
5242 if (tp->rx_jumbo) {
5243 pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
5244 tp->rx_jumbo, tp->rx_jumbo_mapping);
5245 tp->rx_jumbo = NULL;
5246 }
5247 if (tp->rx_rcb) {
5248 pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
5249 tp->rx_rcb, tp->rx_rcb_mapping);
5250 tp->rx_rcb = NULL;
5251 }
5252 if (tp->tx_ring) {
5253 pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
5254 tp->tx_ring, tp->tx_desc_mapping);
5255 tp->tx_ring = NULL;
5256 }
5257 if (tp->hw_status) {
5258 pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
5259 tp->hw_status, tp->status_mapping);
5260 tp->hw_status = NULL;
5261 }
5262 if (tp->hw_stats) {
5263 pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
5264 tp->hw_stats, tp->stats_mapping);
5265 tp->hw_stats = NULL;
5266 }
5267}
5268
5269/*
5270 * Must not be invoked with interrupt sources disabled and
5271 * the hardware shutdown down. Can sleep.
5272 */
5273static int tg3_alloc_consistent(struct tg3 *tp)
5274{
bd2b3343 5275 tp->rx_std_buffers = kzalloc((sizeof(struct ring_info) *
1da177e4
LT		 5276 (TG3_RX_RING_SIZE +
5277 TG3_RX_JUMBO_RING_SIZE)) +
5278 (sizeof(struct tx_ring_info) *
5279 TG3_TX_RING_SIZE),
5280 GFP_KERNEL);
5281 if (!tp->rx_std_buffers)
5282 return -ENOMEM;
5283
1da177e4
LT		 5284 tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
5285 tp->tx_buffers = (struct tx_ring_info *)
5286 &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
5287
5288 tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
5289 &tp->rx_std_mapping);
5290 if (!tp->rx_std)
5291 goto err_out;
5292
5293 tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
5294 &tp->rx_jumbo_mapping);
5295
5296 if (!tp->rx_jumbo)
5297 goto err_out;
5298
5299 tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
5300 &tp->rx_rcb_mapping);
5301 if (!tp->rx_rcb)
5302 goto err_out;
5303
5304 tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
5305 &tp->tx_desc_mapping);
5306 if (!tp->tx_ring)
5307 goto err_out;
5308
5309 tp->hw_status = pci_alloc_consistent(tp->pdev,
5310 TG3_HW_STATUS_SIZE,
5311 &tp->status_mapping);
5312 if (!tp->hw_status)
5313 goto err_out;
5314
5315 tp->hw_stats = pci_alloc_consistent(tp->pdev,
5316 sizeof(struct tg3_hw_stats),
5317 &tp->stats_mapping);
5318 if (!tp->hw_stats)
5319 goto err_out;
5320
5321 memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
5322 memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
5323
5324 return 0;
5325
5326err_out:
5327 tg3_free_consistent(tp);
5328 return -ENOMEM;
5329}
5330
5331#define MAX_WAIT_CNT 1000
5332
5333/* To stop a block, clear the enable bit and poll till it
5334 * clears. tp->lock is held.
5335 */
b3b7d6be 5336static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent)
1da177e4
LT		 5337{
5338 unsigned int i;
5339 u32 val;
5340
5341 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
5342 switch (ofs) {
5343 case RCVLSC_MODE:
5344 case DMAC_MODE:
5345 case MBFREE_MODE:
5346 case BUFMGR_MODE:
5347 case MEMARB_MODE:
5348 /* We can't enable/disable these bits of the
5349 * 5705/5750, just say success.
5350 */
5351 return 0;
5352
5353 default:
5354 break;
855e1111 5355 }
1da177e4
LT		 5356 }
5357
5358 val = tr32(ofs);
5359 val &= ~enable_bit;
5360 tw32_f(ofs, val);
5361
5362 for (i = 0; i < MAX_WAIT_CNT; i++) {
5363 udelay(100);
5364 val = tr32(ofs);
5365 if ((val & enable_bit) == 0)
5366 break;
5367 }
5368
b3b7d6be 5369 if (i == MAX_WAIT_CNT && !silent) {
1da177e4
LT		 5370 printk(KERN_ERR PFX "tg3_stop_block timed out, "
5371 "ofs=%lx enable_bit=%x\n",
5372 ofs, enable_bit);
5373 return -ENODEV;
5374 }
5375
5376 return 0;
5377}
5378
5379/* tp->lock is held. */
b3b7d6be 5380static int tg3_abort_hw(struct tg3 *tp, int silent)
1da177e4
LT		 5381{
5382 int i, err;
5383
5384 tg3_disable_ints(tp);
5385
5386 tp->rx_mode &= ~RX_MODE_ENABLE;
5387 tw32_f(MAC_RX_MODE, tp->rx_mode);
5388 udelay(10);
5389
b3b7d6be
DM		 5390 err = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent);
5391 err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent);
5392 err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent);
5393 err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent);
5394 err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent);
5395 err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent);
5396
5397 err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent);
5398 err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent);
5399 err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent);
5400 err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent);
5401 err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent);
5402 err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent);
5403 err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent);
1da177e4
LT		 5404
5405 tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
5406 tw32_f(MAC_MODE, tp->mac_mode);
5407 udelay(40);
5408
5409 tp->tx_mode &= ~TX_MODE_ENABLE;
5410 tw32_f(MAC_TX_MODE, tp->tx_mode);
5411
5412 for (i = 0; i < MAX_WAIT_CNT; i++) {
5413 udelay(100);
5414 if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
5415 break;
5416 }
5417 if (i >= MAX_WAIT_CNT) {
5418 printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, "
5419 "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n",
5420 tp->dev->name, tr32(MAC_TX_MODE));
e6de8ad1 5421 err |= -ENODEV;
1da177e4
LT		 5422 }
5423
e6de8ad1 5424 err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent);
b3b7d6be
DM		 5425 err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent);
5426 err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent);
1da177e4
LT		 5427
5428 tw32(FTQ_RESET, 0xffffffff);
5429 tw32(FTQ_RESET, 0x00000000);
5430
b3b7d6be
DM		 5431 err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
5432 err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
1da177e4
LT		 5433
5434 if (tp->hw_status)
5435 memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
5436 if (tp->hw_stats)
5437 memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
5438
1da177e4
LT		 5439 return err;
5440}
5441
5442/* tp->lock is held. */
5443static int tg3_nvram_lock(struct tg3 *tp)
5444{
5445 if (tp->tg3_flags & TG3_FLAG_NVRAM) {
5446 int i;
5447
ec41c7df
MC		 5448 if (tp->nvram_lock_cnt == 0) {
5449 tw32(NVRAM_SWARB, SWARB_REQ_SET1);
5450 for (i = 0; i < 8000; i++) {
5451 if (tr32(NVRAM_SWARB) & SWARB_GNT1)
5452 break;
5453 udelay(20);
5454 }
5455 if (i == 8000) {
5456 tw32(NVRAM_SWARB, SWARB_REQ_CLR1);
5457 return -ENODEV;
5458 }
1da177e4 5459 }
ec41c7df 5460 tp->nvram_lock_cnt++;
1da177e4
LT		 5461 }
5462 return 0;
5463}
5464
5465/* tp->lock is held. */
5466static void tg3_nvram_unlock(struct tg3 *tp)
5467{
ec41c7df
MC		 5468 if (tp->tg3_flags & TG3_FLAG_NVRAM) {
5469 if (tp->nvram_lock_cnt > 0)
5470 tp->nvram_lock_cnt--;
5471 if (tp->nvram_lock_cnt == 0)
5472 tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
5473 }
1da177e4
LT		 5474}
5475
e6af301b
MC		 5476/* tp->lock is held. */
5477static void tg3_enable_nvram_access(struct tg3 *tp)
5478{
5479 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
5480 !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
5481 u32 nvaccess = tr32(NVRAM_ACCESS);
5482
5483 tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
5484 }
5485}
5486
5487/* tp->lock is held. */
5488static void tg3_disable_nvram_access(struct tg3 *tp)
5489{
5490 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
5491 !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
5492 u32 nvaccess = tr32(NVRAM_ACCESS);
5493
5494 tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
5495 }
5496}
5497
0d3031d9
MC		 5498static void tg3_ape_send_event(struct tg3 *tp, u32 event)
5499{
5500 int i;
5501 u32 apedata;
5502
5503 apedata = tg3_ape_read32(tp, TG3_APE_SEG_SIG);
5504 if (apedata != APE_SEG_SIG_MAGIC)
5505 return;
5506
5507 apedata = tg3_ape_read32(tp, TG3_APE_FW_STATUS);
731fd79c 5508 if (!(apedata & APE_FW_STATUS_READY))
0d3031d9
MC		 5509 return;
5510
5511 /* Wait for up to 1 millisecond for APE to service previous event. */
5512 for (i = 0; i < 10; i++) {
5513 if (tg3_ape_lock(tp, TG3_APE_LOCK_MEM))
5514 return;
5515
5516 apedata = tg3_ape_read32(tp, TG3_APE_EVENT_STATUS);
5517
5518 if (!(apedata & APE_EVENT_STATUS_EVENT_PENDING))
5519 tg3_ape_write32(tp, TG3_APE_EVENT_STATUS,
5520 event | APE_EVENT_STATUS_EVENT_PENDING);
5521
5522 tg3_ape_unlock(tp, TG3_APE_LOCK_MEM);
5523
5524 if (!(apedata & APE_EVENT_STATUS_EVENT_PENDING))
5525 break;
5526
5527 udelay(100);
5528 }
5529
5530 if (!(apedata & APE_EVENT_STATUS_EVENT_PENDING))
5531 tg3_ape_write32(tp, TG3_APE_EVENT, APE_EVENT_1);
5532}
5533
5534static void tg3_ape_driver_state_change(struct tg3 *tp, int kind)
5535{
5536 u32 event;
5537 u32 apedata;
5538
5539 if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE))
5540 return;
5541
5542 switch (kind) {
5543 case RESET_KIND_INIT:
5544 tg3_ape_write32(tp, TG3_APE_HOST_SEG_SIG,
5545 APE_HOST_SEG_SIG_MAGIC);
5546 tg3_ape_write32(tp, TG3_APE_HOST_SEG_LEN,
5547 APE_HOST_SEG_LEN_MAGIC);
5548 apedata = tg3_ape_read32(tp, TG3_APE_HOST_INIT_COUNT);
5549 tg3_ape_write32(tp, TG3_APE_HOST_INIT_COUNT, ++apedata);
5550 tg3_ape_write32(tp, TG3_APE_HOST_DRIVER_ID,
5551 APE_HOST_DRIVER_ID_MAGIC);
5552 tg3_ape_write32(tp, TG3_APE_HOST_BEHAVIOR,
5553 APE_HOST_BEHAV_NO_PHYLOCK);
5554
5555 event = APE_EVENT_STATUS_STATE_START;
5556 break;
5557 case RESET_KIND_SHUTDOWN:
5558 event = APE_EVENT_STATUS_STATE_UNLOAD;
5559 break;
5560 case RESET_KIND_SUSPEND:
5561 event = APE_EVENT_STATUS_STATE_SUSPEND;
5562 break;
5563 default:
5564 return;
5565 }
5566
5567 event |= APE_EVENT_STATUS_DRIVER_EVNT | APE_EVENT_STATUS_STATE_CHNGE;
5568
5569 tg3_ape_send_event(tp, event);
5570}
5571
1da177e4
LT		 5572/* tp->lock is held. */
5573static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind)
5574{
f49639e6
DM		 5575 tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX,
5576 NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
1da177e4
LT		 5577
5578 if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
5579 switch (kind) {
5580 case RESET_KIND_INIT:
5581 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
5582 DRV_STATE_START);
5583 break;
5584
5585 case RESET_KIND_SHUTDOWN:
5586 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
5587 DRV_STATE_UNLOAD);
5588 break;
5589
5590 case RESET_KIND_SUSPEND:
5591 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
5592 DRV_STATE_SUSPEND);
5593 break;
5594
5595 default:
5596 break;
855e1111 5597 }
1da177e4 5598 }
0d3031d9
MC		 5599
5600 if (kind == RESET_KIND_INIT ||
5601 kind == RESET_KIND_SUSPEND)
5602 tg3_ape_driver_state_change(tp, kind);
1da177e4
LT		 5603}
5604
5605/* tp->lock is held. */
5606static void tg3_write_sig_post_reset(struct tg3 *tp, int kind)
5607{
5608 if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
5609 switch (kind) {
5610 case RESET_KIND_INIT:
5611 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
5612 DRV_STATE_START_DONE);
5613 break;
5614
5615 case RESET_KIND_SHUTDOWN:
5616 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
5617 DRV_STATE_UNLOAD_DONE);
5618 break;
5619
5620 default:
5621 break;
855e1111 5622 }
1da177e4 5623 }
0d3031d9
MC		 5624
5625 if (kind == RESET_KIND_SHUTDOWN)
5626 tg3_ape_driver_state_change(tp, kind);
1da177e4
LT		 5627}
5628
5629/* tp->lock is held. */
5630static void tg3_write_sig_legacy(struct tg3 *tp, int kind)
5631{
5632 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
5633 switch (kind) {
5634 case RESET_KIND_INIT:
5635 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
5636 DRV_STATE_START);
5637 break;
5638
5639 case RESET_KIND_SHUTDOWN:
5640 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
5641 DRV_STATE_UNLOAD);
5642 break;
5643
5644 case RESET_KIND_SUSPEND:
5645 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
5646 DRV_STATE_SUSPEND);
5647 break;
5648
5649 default:
5650 break;
855e1111 5651 }
1da177e4
LT		 5652 }
5653}
5654
7a6f4369
MC		 5655static int tg3_poll_fw(struct tg3 *tp)
5656{
5657 int i;
5658 u32 val;
5659
b5d3772c 5660 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
0ccead18
GZ		 5661 /* Wait up to 20ms for init done. */
5662 for (i = 0; i < 200; i++) {
b5d3772c
MC		 5663 if (tr32(VCPU_STATUS) & VCPU_STATUS_INIT_DONE)
5664 return 0;
0ccead18 5665 udelay(100);
b5d3772c
MC		 5666 }
5667 return -ENODEV;
5668 }
5669
7a6f4369
MC		 5670 /* Wait for firmware initialization to complete. */
5671 for (i = 0; i < 100000; i++) {
5672 tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val);
5673 if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
5674 break;
5675 udelay(10);
5676 }
5677
5678 /* Chip might not be fitted with firmware. Some Sun onboard
5679 * parts are configured like that. So don't signal the timeout
5680 * of the above loop as an error, but do report the lack of
5681 * running firmware once.
5682 */
5683 if (i >= 100000 &&
5684 !(tp->tg3_flags2 & TG3_FLG2_NO_FWARE_REPORTED)) {
5685 tp->tg3_flags2 |= TG3_FLG2_NO_FWARE_REPORTED;
5686
5687 printk(KERN_INFO PFX "%s: No firmware running.\n",
5688 tp->dev->name);
5689 }
5690
5691 return 0;
5692}
5693
ee6a99b5
MC		 5694/* Save PCI command register before chip reset */
5695static void tg3_save_pci_state(struct tg3 *tp)
5696{
8a6eac90 5697 pci_read_config_word(tp->pdev, PCI_COMMAND, &tp->pci_cmd);
ee6a99b5
MC		 5698}
5699
5700/* Restore PCI state after chip reset */
5701static void tg3_restore_pci_state(struct tg3 *tp)
5702{
5703 u32 val;
5704
5705 /* Re-enable indirect register accesses. */
5706 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
5707 tp->misc_host_ctrl);
5708
5709 /* Set MAX PCI retry to zero. */
5710 val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
5711 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
5712 (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
5713 val |= PCISTATE_RETRY_SAME_DMA;
0d3031d9
MC		 5714 /* Allow reads and writes to the APE register and memory space. */
5715 if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)
5716 val |= PCISTATE_ALLOW_APE_CTLSPC_WR |
5717 PCISTATE_ALLOW_APE_SHMEM_WR;
ee6a99b5
MC		 5718 pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);
5719
8a6eac90 5720 pci_write_config_word(tp->pdev, PCI_COMMAND, tp->pci_cmd);
ee6a99b5 5721
5f5c51e3
MC		 5722 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
5723 pcie_set_readrq(tp->pdev, 4096);
5724 else {
114342f2
MC		 5725 pci_write_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE,
5726 tp->pci_cacheline_sz);
5727 pci_write_config_byte(tp->pdev, PCI_LATENCY_TIMER,
5728 tp->pci_lat_timer);
5729 }
5f5c51e3 5730
ee6a99b5 5731 /* Make sure PCI-X relaxed ordering bit is clear. */
9974a356
MC		 5732 if (tp->pcix_cap) {
5733 u16 pcix_cmd;
5734
5735 pci_read_config_word(tp->pdev, tp->pcix_cap + PCI_X_CMD,
5736 &pcix_cmd);
5737 pcix_cmd &= ~PCI_X_CMD_ERO;
5738 pci_write_config_word(tp->pdev, tp->pcix_cap + PCI_X_CMD,
5739 pcix_cmd);
5740 }
ee6a99b5
MC		 5741
5742 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
ee6a99b5
MC		 5743
5744 /* Chip reset on 5780 will reset MSI enable bit,
5745 * so need to restore it.
5746 */
5747 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
5748 u16 ctrl;
5749
5750 pci_read_config_word(tp->pdev,
5751 tp->msi_cap + PCI_MSI_FLAGS,
5752 &ctrl);
5753 pci_write_config_word(tp->pdev,
5754 tp->msi_cap + PCI_MSI_FLAGS,
5755 ctrl | PCI_MSI_FLAGS_ENABLE);
5756 val = tr32(MSGINT_MODE);
5757 tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE);
5758 }
5759 }
5760}
5761
1da177e4
LT		 5762static void tg3_stop_fw(struct tg3 *);
5763
5764/* tp->lock is held. */
5765static int tg3_chip_reset(struct tg3 *tp)
5766{
5767 u32 val;
1ee582d8 5768 void (*write_op)(struct tg3 *, u32, u32);
7a6f4369 5769 int err;
1da177e4 5770
f49639e6
DM		 5771 tg3_nvram_lock(tp);
5772
158d7abd
MC		 5773 tg3_mdio_stop(tp);
5774
77b483f1
MC		 5775 tg3_ape_lock(tp, TG3_APE_LOCK_GRC);
5776
f49639e6
DM		 5777 /* No matching tg3_nvram_unlock() after this because
5778 * chip reset below will undo the nvram lock.
5779 */
5780 tp->nvram_lock_cnt = 0;
1da177e4 5781
ee6a99b5
MC		 5782 /* GRC_MISC_CFG core clock reset will clear the memory
5783 * enable bit in PCI register 4 and the MSI enable bit
5784 * on some chips, so we save relevant registers here.
5785 */
5786 tg3_save_pci_state(tp);
5787
d9ab5ad1 5788 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
af36e6b6 5789 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
d30cdd28 5790 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
9936bcf6 5791 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
57e6983c
MC		 5792 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
5793 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
d9ab5ad1
MC		 5794 tw32(GRC_FASTBOOT_PC, 0);
5795
1da177e4
LT		 5796 /*
5797 * We must avoid the readl() that normally takes place.
5798 * It locks machines, causes machine checks, and other
5799 * fun things. So, temporarily disable the 5701
5800 * hardware workaround, while we do the reset.
5801 */
1ee582d8
MC		 5802 write_op = tp->write32;
5803 if (write_op == tg3_write_flush_reg32)
5804 tp->write32 = tg3_write32;
1da177e4 5805
d18edcb2
MC		 5806 /* Prevent the irq handler from reading or writing PCI registers
5807 * during chip reset when the memory enable bit in the PCI command
5808 * register may be cleared. The chip does not generate interrupt
5809 * at this time, but the irq handler may still be called due to irq
5810 * sharing or irqpoll.
5811 */
5812 tp->tg3_flags |= TG3_FLAG_CHIP_RESETTING;
b8fa2f3a
MC		 5813 if (tp->hw_status) {
5814 tp->hw_status->status = 0;
5815 tp->hw_status->status_tag = 0;
5816 }
d18edcb2
MC		 5817 tp->last_tag = 0;
5818 smp_mb();
5819 synchronize_irq(tp->pdev->irq);
5820
1da177e4
LT		 5821 /* do the reset */
5822 val = GRC_MISC_CFG_CORECLK_RESET;
5823
5824 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
5825 if (tr32(0x7e2c) == 0x60) {
5826 tw32(0x7e2c, 0x20);
5827 }
5828 if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
5829 tw32(GRC_MISC_CFG, (1 << 29));
5830 val |= (1 << 29);
5831 }
5832 }
5833
b5d3772c
MC		 5834 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
5835 tw32(VCPU_STATUS, tr32(VCPU_STATUS) | VCPU_STATUS_DRV_RESET);
5836 tw32(GRC_VCPU_EXT_CTRL,
5837 tr32(GRC_VCPU_EXT_CTRL) & ~GRC_VCPU_EXT_CTRL_HALT_CPU);
5838 }
5839
1da177e4
LT		 5840 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
5841 val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
5842 tw32(GRC_MISC_CFG, val);
5843
1ee582d8
MC		 5844 /* restore 5701 hardware bug workaround write method */
5845 tp->write32 = write_op;
1da177e4
LT		 5846
5847 /* Unfortunately, we have to delay before the PCI read back.
5848 * Some 575X chips even will not respond to a PCI cfg access
5849 * when the reset command is given to the chip.
5850 *
5851 * How do these hardware designers expect things to work
5852 * properly if the PCI write is posted for a long period
5853 * of time? It is always necessary to have some method by
5854 * which a register read back can occur to push the write
5855 * out which does the reset.
5856 *
5857 * For most tg3 variants the trick below was working.
5858 * Ho hum...
5859 */
5860 udelay(120);
5861
5862 /* Flush PCI posted writes. The normal MMIO registers
5863 * are inaccessible at this time so this is the only
5864 * way to make this reliably (actually, this is no longer
5865 * the case, see above). I tried to use indirect
5866 * register read/write but this upset some 5701 variants.
5867 */
5868 pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);
5869
5870 udelay(120);
5871
5872 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
5873 if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) {
5874 int i;
5875 u32 cfg_val;
5876
5877 /* Wait for link training to complete. */
5878 for (i = 0; i < 5000; i++)
5879 udelay(100);
5880
5881 pci_read_config_dword(tp->pdev, 0xc4, &cfg_val);
5882 pci_write_config_dword(tp->pdev, 0xc4,
5883 cfg_val | (1 << 15));
5884 }
5885 /* Set PCIE max payload size and clear error status. */
5886 pci_write_config_dword(tp->pdev, 0xd8, 0xf5000);
5887 }
5888
ee6a99b5 5889 tg3_restore_pci_state(tp);
1da177e4 5890
d18edcb2
MC		 5891 tp->tg3_flags &= ~TG3_FLAG_CHIP_RESETTING;
5892
ee6a99b5
MC		 5893 val = 0;
5894 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
4cf78e4f 5895 val = tr32(MEMARB_MODE);
ee6a99b5 5896 tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
1da177e4
LT		 5897
5898 if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) {
5899 tg3_stop_fw(tp);
5900 tw32(0x5000, 0x400);
5901 }
5902
5903 tw32(GRC_MODE, tp->grc_mode);
5904
5905 if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
ab0049b4 5906 val = tr32(0xc4);
1da177e4
LT		 5907
5908 tw32(0xc4, val | (1 << 15));
5909 }
5910
5911 if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 &&
5912 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
5913 tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE;
5914 if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)
5915 tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN;
5916 tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
5917 }
5918
5919 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
5920 tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
5921 tw32_f(MAC_MODE, tp->mac_mode);
747e8f8b
MC		 5922 } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
5923 tp->mac_mode = MAC_MODE_PORT_MODE_GMII;
5924 tw32_f(MAC_MODE, tp->mac_mode);
3bda1258
MC		 5925 } else if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) {
5926 tp->mac_mode &= (MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN);
5927 if (tp->mac_mode & MAC_MODE_APE_TX_EN)
5928 tp->mac_mode |= MAC_MODE_TDE_ENABLE;
5929 tw32_f(MAC_MODE, tp->mac_mode);
1da177e4
LT		 5930 } else
5931 tw32_f(MAC_MODE, 0);
5932 udelay(40);
5933
158d7abd
MC		 5934 tg3_mdio_start(tp);
5935
77b483f1
MC		 5936 tg3_ape_unlock(tp, TG3_APE_LOCK_GRC);
5937
7a6f4369
MC		 5938 err = tg3_poll_fw(tp);
5939 if (err)
5940 return err;
1da177e4
LT		 5941
5942 if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
5943 tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
ab0049b4 5944 val = tr32(0x7c00);
1da177e4
LT		 5945
5946 tw32(0x7c00, val | (1 << 25));
5947 }
5948
5949 /* Reprobe ASF enable state. */
5950 tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF;
5951 tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE;
5952 tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
5953 if (val == NIC_SRAM_DATA_SIG_MAGIC) {
5954 u32 nic_cfg;
5955
5956 tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
5957 if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
5958 tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
4ba526ce 5959 tp->last_event_jiffies = jiffies;
cbf46853 5960 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 5961 tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
5962 }
5963 }
5964
5965 return 0;
5966}
5967
5968/* tp->lock is held. */
5969static void tg3_stop_fw(struct tg3 *tp)
5970{
0d3031d9
MC		 5971 if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) &&
5972 !(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) {
7c5026aa
MC		 5973 /* Wait for RX cpu to ACK the previous event. */
5974 tg3_wait_for_event_ack(tp);
1da177e4
LT		 5975
5976 tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
4ba526ce
MC		 5977
5978 tg3_generate_fw_event(tp);
1da177e4 5979
7c5026aa
MC		 5980 /* Wait for RX cpu to ACK this event. */
5981 tg3_wait_for_event_ack(tp);
1da177e4
LT		 5982 }
5983}
5984
5985/* tp->lock is held. */
944d980e 5986static int tg3_halt(struct tg3 *tp, int kind, int silent)
1da177e4
LT		 5987{
5988 int err;
5989
5990 tg3_stop_fw(tp);
5991
944d980e 5992 tg3_write_sig_pre_reset(tp, kind);
1da177e4 5993
b3b7d6be 5994 tg3_abort_hw(tp, silent);
1da177e4
LT		 5995 err = tg3_chip_reset(tp);
5996
944d980e
MC		 5997 tg3_write_sig_legacy(tp, kind);
5998 tg3_write_sig_post_reset(tp, kind);
1da177e4
LT		 5999
6000 if (err)
6001 return err;
6002
6003 return 0;
6004}
6005
6006#define TG3_FW_RELEASE_MAJOR 0x0
6007#define TG3_FW_RELASE_MINOR 0x0
6008#define TG3_FW_RELEASE_FIX 0x0
6009#define TG3_FW_START_ADDR 0x08000000
6010#define TG3_FW_TEXT_ADDR 0x08000000
6011#define TG3_FW_TEXT_LEN 0x9c0
6012#define TG3_FW_RODATA_ADDR 0x080009c0
6013#define TG3_FW_RODATA_LEN 0x60
6014#define TG3_FW_DATA_ADDR 0x08000a40
6015#define TG3_FW_DATA_LEN 0x20
6016#define TG3_FW_SBSS_ADDR 0x08000a60
6017#define TG3_FW_SBSS_LEN 0xc
6018#define TG3_FW_BSS_ADDR 0x08000a70
6019#define TG3_FW_BSS_LEN 0x10
6020
50da859d 6021static const u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = {
1da177e4
LT		 6022 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800,
6023 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000,
6024 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034,
6025 0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000,
6026 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105,
6027 0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0,
6028 0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010,
6029 0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01,
6030 0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c,
6031 0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000,
6032 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400,
6033 0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c,
6034 0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000,
6035 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64,
6036 0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000,
6037 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
6038 0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68,
6039 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003,
6040 0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800,
6041 0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
6042 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60,
6043 0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008,
6044 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
6045 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6046 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6047 0, 0, 0, 0, 0, 0,
6048 0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002,
6049 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
6050 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
6051 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
6052 0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009,
6053 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b,
6054 0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000,
6055 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000,
6056 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
6057 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
6058 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014,
6059 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6060 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6061 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6062 0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010,
6063 0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74,
6064 0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c,
6065 0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800,
6066 0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001,
6067 0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028,
6068 0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800,
6069 0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0,
6070 0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014,
6071 0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001,
6072 0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810,
6073 0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018,
6074 0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec,
6075 0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c,
6076 0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74,
6077 0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000,
6078 0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c,
6079 0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c,
6080 0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df,
6081 0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000,
6082 0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800,
6083 0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402,
6084 0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00,
6085 0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010,
6086 0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df,
6087 0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001,
6088 0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008,
6089 0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021,
6090 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018,
6091 0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b,
6092 0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000,
6093 0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008,
6094 0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b,
6095 0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001,
6096 0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821,
6097 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000,
6098 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000,
6099 0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821,
6100 0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff,
6101 0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008,
6102 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010,
6103 0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000,
6104 0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428,
6105 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c,
6106 0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e,
6107 0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010,
6108 0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000,
6109 0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001,
6110 0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000,
6111 0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824,
6112 0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000
6113};
6114
50da859d 6115static const u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = {
1da177e4
LT		 6116 0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430,
6117 0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74,
6118 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
6119 0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000,
6120 0x00000000
6121};
6122
6123#if 0 /* All zeros, don't eat up space with it. */
6124u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = {
6125 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
6126 0x00000000, 0x00000000, 0x00000000, 0x00000000
6127};
6128#endif
6129
6130#define RX_CPU_SCRATCH_BASE 0x30000
6131#define RX_CPU_SCRATCH_SIZE 0x04000
6132#define TX_CPU_SCRATCH_BASE 0x34000
6133#define TX_CPU_SCRATCH_SIZE 0x04000
6134
6135/* tp->lock is held. */
6136static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
6137{
6138 int i;
6139
5d9428de
ES		 6140 BUG_ON(offset == TX_CPU_BASE &&
6141 (tp->tg3_flags2 & TG3_FLG2_5705_PLUS));
1da177e4 6142
b5d3772c
MC		 6143 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
6144 u32 val = tr32(GRC_VCPU_EXT_CTRL);
6145
6146 tw32(GRC_VCPU_EXT_CTRL, val | GRC_VCPU_EXT_CTRL_HALT_CPU);
6147 return 0;
6148 }
1da177e4
LT		 6149 if (offset == RX_CPU_BASE) {
6150 for (i = 0; i < 10000; i++) {
6151 tw32(offset + CPU_STATE, 0xffffffff);
6152 tw32(offset + CPU_MODE, CPU_MODE_HALT);
6153 if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
6154 break;
6155 }
6156
6157 tw32(offset + CPU_STATE, 0xffffffff);
6158 tw32_f(offset + CPU_MODE, CPU_MODE_HALT);
6159 udelay(10);
6160 } else {
6161 for (i = 0; i < 10000; i++) {
6162 tw32(offset + CPU_STATE, 0xffffffff);
6163 tw32(offset + CPU_MODE, CPU_MODE_HALT);
6164 if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
6165 break;
6166 }
6167 }
6168
6169 if (i >= 10000) {
6170 printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, "
6171 "and %s CPU\n",
6172 tp->dev->name,
6173 (offset == RX_CPU_BASE ? "RX" : "TX"));
6174 return -ENODEV;
6175 }
ec41c7df
MC		 6176
6177 /* Clear firmware's nvram arbitration. */
6178 if (tp->tg3_flags & TG3_FLAG_NVRAM)
6179 tw32(NVRAM_SWARB, SWARB_REQ_CLR0);
1da177e4
LT		 6180 return 0;
6181}
6182
6183struct fw_info {
6184 unsigned int text_base;
6185 unsigned int text_len;
50da859d 6186 const u32 *text_data;
1da177e4
LT		 6187 unsigned int rodata_base;
6188 unsigned int rodata_len;
50da859d 6189 const u32 *rodata_data;
1da177e4
LT		 6190 unsigned int data_base;
6191 unsigned int data_len;
50da859d 6192 const u32 *data_data;
1da177e4
LT		 6193};
6194
6195/* tp->lock is held. */
6196static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base,
6197 int cpu_scratch_size, struct fw_info *info)
6198{
ec41c7df 6199 int err, lock_err, i;
1da177e4
LT		 6200 void (*write_op)(struct tg3 *, u32, u32);
6201
6202 if (cpu_base == TX_CPU_BASE &&
6203 (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
6204 printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load "
6205 "TX cpu firmware on %s which is 5705.\n",
6206 tp->dev->name);
6207 return -EINVAL;
6208 }
6209
6210 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
6211 write_op = tg3_write_mem;
6212 else
6213 write_op = tg3_write_indirect_reg32;
6214
1b628151
MC		 6215 /* It is possible that bootcode is still loading at this point.
6216 * Get the nvram lock first before halting the cpu.
6217 */
ec41c7df 6218 lock_err = tg3_nvram_lock(tp);
1da177e4 6219 err = tg3_halt_cpu(tp, cpu_base);
ec41c7df
MC		 6220 if (!lock_err)
6221 tg3_nvram_unlock(tp);
1da177e4
LT		 6222 if (err)
6223 goto out;
6224
6225 for (i = 0; i < cpu_scratch_size; i += sizeof(u32))
6226 write_op(tp, cpu_scratch_base + i, 0);
6227 tw32(cpu_base + CPU_STATE, 0xffffffff);
6228 tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT);
6229 for (i = 0; i < (info->text_len / sizeof(u32)); i++)
6230 write_op(tp, (cpu_scratch_base +
6231 (info->text_base & 0xffff) +
6232 (i * sizeof(u32))),
6233 (info->text_data ?
6234 info->text_data[i] : 0));
6235 for (i = 0; i < (info->rodata_len / sizeof(u32)); i++)
6236 write_op(tp, (cpu_scratch_base +
6237 (info->rodata_base & 0xffff) +
6238 (i * sizeof(u32))),
6239 (info->rodata_data ?
6240 info->rodata_data[i] : 0));
6241 for (i = 0; i < (info->data_len / sizeof(u32)); i++)
6242 write_op(tp, (cpu_scratch_base +
6243 (info->data_base & 0xffff) +
6244 (i * sizeof(u32))),
6245 (info->data_data ?
6246 info->data_data[i] : 0));
6247
6248 err = 0;
6249
6250out:
1da177e4
LT		 6251 return err;
6252}
6253
6254/* tp->lock is held. */
6255static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
6256{
6257 struct fw_info info;
6258 int err, i;
6259
6260 info.text_base = TG3_FW_TEXT_ADDR;
6261 info.text_len = TG3_FW_TEXT_LEN;
6262 info.text_data = &tg3FwText[0];
6263 info.rodata_base = TG3_FW_RODATA_ADDR;
6264 info.rodata_len = TG3_FW_RODATA_LEN;
6265 info.rodata_data = &tg3FwRodata[0];
6266 info.data_base = TG3_FW_DATA_ADDR;
6267 info.data_len = TG3_FW_DATA_LEN;
6268 info.data_data = NULL;
6269
6270 err = tg3_load_firmware_cpu(tp, RX_CPU_BASE,
6271 RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE,
6272 &info);
6273 if (err)
6274 return err;
6275
6276 err = tg3_load_firmware_cpu(tp, TX_CPU_BASE,
6277 TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE,
6278 &info);
6279 if (err)
6280 return err;
6281
6282 /* Now startup only the RX cpu. */
6283 tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
6284 tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
6285
6286 for (i = 0; i < 5; i++) {
6287 if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR)
6288 break;
6289 tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
6290 tw32(RX_CPU_BASE + CPU_MODE, CPU_MODE_HALT);
6291 tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
6292 udelay(1000);
6293 }
6294 if (i >= 5) {
6295 printk(KERN_ERR PFX "tg3_load_firmware fails for %s "
6296 "to set RX CPU PC, is %08x should be %08x\n",
6297 tp->dev->name, tr32(RX_CPU_BASE + CPU_PC),
6298 TG3_FW_TEXT_ADDR);
6299 return -ENODEV;
6300 }
6301 tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
6302 tw32_f(RX_CPU_BASE + CPU_MODE, 0x00000000);
6303
6304 return 0;
6305}
6306
1da177e4
LT		 6307
6308#define TG3_TSO_FW_RELEASE_MAJOR 0x1
6309#define TG3_TSO_FW_RELASE_MINOR 0x6
6310#define TG3_TSO_FW_RELEASE_FIX 0x0
6311#define TG3_TSO_FW_START_ADDR 0x08000000
6312#define TG3_TSO_FW_TEXT_ADDR 0x08000000
6313#define TG3_TSO_FW_TEXT_LEN 0x1aa0
6314#define TG3_TSO_FW_RODATA_ADDR 0x08001aa0
6315#define TG3_TSO_FW_RODATA_LEN 0x60
6316#define TG3_TSO_FW_DATA_ADDR 0x08001b20
6317#define TG3_TSO_FW_DATA_LEN 0x30
6318#define TG3_TSO_FW_SBSS_ADDR 0x08001b50
6319#define TG3_TSO_FW_SBSS_LEN 0x2c
6320#define TG3_TSO_FW_BSS_ADDR 0x08001b80
6321#define TG3_TSO_FW_BSS_LEN 0x894
6322
50da859d 6323static const u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = {
1da177e4
LT		 6324 0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000,
6325 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800,
6326 0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
6327 0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800,
6328 0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001,
6329 0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c,
6330 0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001,
6331 0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008,
6332 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c,
6333 0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001,
6334 0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000,
6335 0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001,
6336 0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800,
6337 0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c,
6338 0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008,
6339 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021,
6340 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800,
6341 0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c,
6342 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
6343 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800,
6344 0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8,
6345 0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8,
6346 0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90,
6347 0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068,
6348 0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c,
6349 0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021,
6350 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008,
6351 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021,
6352 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b,
6353 0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020,
6354 0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008,
6355 0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020,
6356 0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800,
6357 0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98,
6358 0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902,
6359 0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602,
6360 0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001,
6361 0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c,
6362 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
6363 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4,
6364 0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410,
6365 0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800,
6366 0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4,
6367 0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 0x3c010800,
6368 0xac2023f8, 0x00021302, 0x00021080, 0x00c21021, 0x00621821, 0x3c010800,
6369 0xa42223d0, 0x3c010800, 0x0a000115, 0xa4231b96, 0x9622000c, 0x3c010800,
6370 0xa42223ec, 0x3c040800, 0x24841b9c, 0x8c820000, 0x00021100, 0x3c010800,
6371 0x00220821, 0xac311bc8, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
6372 0xac271bcc, 0x8c820000, 0x25030001, 0x306601ff, 0x00021100, 0x3c010800,
6373 0x00220821, 0xac261bd0, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
6374 0xac291bd4, 0x96230008, 0x3c020800, 0x8c421bac, 0x00432821, 0x3c010800,
6375 0xac251bac, 0x9622000a, 0x30420004, 0x14400018, 0x00061100, 0x8f630c14,
6376 0x3063000f, 0x2c620002, 0x1440000b, 0x3c02c000, 0x8f630c14, 0x3c020800,
6377 0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002,
6378 0x1040fff7, 0x3c02c000, 0x00e21825, 0xaf635c5c, 0x8f625c50, 0x30420002,
6379 0x10400014, 0x00000000, 0x0a000147, 0x00000000, 0x3c030800, 0x8c631b80,
6380 0x3c040800, 0x94841b94, 0x01221025, 0x3c010800, 0xa42223da, 0x24020001,
6381 0x3c010800, 0xac221bb8, 0x24630001, 0x0085202a, 0x3c010800, 0x10800003,
6382 0xac231b80, 0x3c010800, 0xa4251b94, 0x3c060800, 0x24c61b9c, 0x8cc20000,
6383 0x24420001, 0xacc20000, 0x28420080, 0x14400005, 0x00000000, 0x0e000656,
6384 0x24040002, 0x0a0001e6, 0x00000000, 0x3c020800, 0x8c421bb8, 0x10400078,
6385 0x24020001, 0x3c050800, 0x90a51b98, 0x14a20072, 0x00000000, 0x3c150800,
6386 0x96b51b96, 0x3c040800, 0x8c841bac, 0x32a3ffff, 0x0083102a, 0x1440006c,
6387 0x00000000, 0x14830003, 0x00000000, 0x3c010800, 0xac2523f0, 0x1060005c,
6388 0x00009021, 0x24d60004, 0x0060a021, 0x24d30014, 0x8ec20000, 0x00028100,
6389 0x3c110800, 0x02308821, 0x0e000625, 0x8e311bc8, 0x00402821, 0x10a00054,
6390 0x00000000, 0x9628000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e22000c,
6391 0x2407188c, 0x00021400, 0xaca20018, 0x3c030800, 0x00701821, 0x8c631bd0,
6392 0x3c020800, 0x00501021, 0x8c421bd4, 0x00031d00, 0x00021400, 0x00621825,
6393 0xaca30014, 0x8ec30004, 0x96220008, 0x00432023, 0x3242ffff, 0x3083ffff,
6394 0x00431021, 0x0282102a, 0x14400002, 0x02b23023, 0x00803021, 0x8e620000,
6395 0x30c4ffff, 0x00441021, 0xae620000, 0x8e220000, 0xaca20000, 0x8e220004,
6396 0x8e63fff4, 0x00431021, 0xaca20004, 0xa4a6000e, 0x8e62fff4, 0x00441021,
6397 0xae62fff4, 0x96230008, 0x0043102a, 0x14400005, 0x02469021, 0x8e62fff0,
6398 0xae60fff4, 0x24420001, 0xae62fff0, 0xaca00008, 0x3242ffff, 0x14540008,
6399 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x24020905, 0xa4a2000c,
6400 0x0a0001cb, 0x34e70020, 0xa4a2000c, 0x3c020800, 0x8c4223f0, 0x10400003,
6401 0x3c024b65, 0x0a0001d3, 0x34427654, 0x3c02b49a, 0x344289ab, 0xaca2001c,
6402 0x30e2ffff, 0xaca20010, 0x0e0005a2, 0x00a02021, 0x3242ffff, 0x0054102b,
6403 0x1440ffa9, 0x00000000, 0x24020002, 0x3c010800, 0x0a0001e6, 0xa0221b98,
6404 0x8ec2083c, 0x24420001, 0x0a0001e6, 0xaec2083c, 0x0e0004c0, 0x00000000,
6405 0x8fbf002c, 0x8fb60028, 0x8fb50024, 0x8fb40020, 0x8fb3001c, 0x8fb20018,
6406 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0030, 0x27bdffd0, 0xafbf0028,
6407 0xafb30024, 0xafb20020, 0xafb1001c, 0xafb00018, 0x8f725c9c, 0x3c0200ff,
6408 0x3442fff8, 0x3c070800, 0x24e71bb4, 0x02428824, 0x9623000e, 0x8ce20000,
6409 0x00431021, 0xace20000, 0x8e220010, 0x30420020, 0x14400011, 0x00809821,
6410 0x0e00063b, 0x02202021, 0x3c02c000, 0x02421825, 0xaf635c9c, 0x8f625c90,
6411 0x30420002, 0x1040011e, 0x00000000, 0xaf635c9c, 0x8f625c90, 0x30420002,
6412 0x10400119, 0x00000000, 0x0a00020d, 0x00000000, 0x8e240008, 0x8e230014,
6413 0x00041402, 0x000231c0, 0x00031502, 0x304201ff, 0x2442ffff, 0x3042007f,
6414 0x00031942, 0x30637800, 0x00021100, 0x24424000, 0x00624821, 0x9522000a,
6415 0x3084ffff, 0x30420008, 0x104000b0, 0x000429c0, 0x3c020800, 0x8c422400,
6416 0x14400024, 0x24c50008, 0x94c20014, 0x3c010800, 0xa42223d0, 0x8cc40010,
6417 0x00041402, 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42423d4, 0x94c2000e,
6418 0x3083ffff, 0x00431023, 0x3c010800, 0xac222408, 0x94c2001a, 0x3c010800,
6419 0xac262400, 0x3c010800, 0xac322404, 0x3c010800, 0xac2223fc, 0x3c02c000,
6420 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e5, 0x00000000,
6421 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e0, 0x00000000, 0x0a000246,
6422 0x00000000, 0x94c2000e, 0x3c030800, 0x946323d4, 0x00434023, 0x3103ffff,
6423 0x2c620008, 0x1040001c, 0x00000000, 0x94c20014, 0x24420028, 0x00a22821,
6424 0x00031042, 0x1840000b, 0x00002021, 0x24e60848, 0x00403821, 0x94a30000,
6425 0x8cc20000, 0x24840001, 0x00431021, 0xacc20000, 0x0087102a, 0x1440fff9,
6426 0x24a50002, 0x31020001, 0x1040001f, 0x3c024000, 0x3c040800, 0x248423fc,
6427 0xa0a00001, 0x94a30000, 0x8c820000, 0x00431021, 0x0a000285, 0xac820000,
6428 0x8f626800, 0x3c030010, 0x00431024, 0x10400009, 0x00000000, 0x94c2001a,
6429 0x3c030800, 0x8c6323fc, 0x00431021, 0x3c010800, 0xac2223fc, 0x0a000286,
6430 0x3c024000, 0x94c2001a, 0x94c4001c, 0x3c030800, 0x8c6323fc, 0x00441023,
6431 0x00621821, 0x3c010800, 0xac2323fc, 0x3c024000, 0x02421825, 0xaf635c9c,
6432 0x8f625c90, 0x30420002, 0x1440fffc, 0x00000000, 0x9522000a, 0x30420010,
6433 0x1040009b, 0x00000000, 0x3c030800, 0x946323d4, 0x3c070800, 0x24e72400,
6434 0x8ce40000, 0x8f626800, 0x24630030, 0x00832821, 0x3c030010, 0x00431024,
6435 0x1440000a, 0x00000000, 0x94a20004, 0x3c040800, 0x8c842408, 0x3c030800,
6436 0x8c6323fc, 0x00441023, 0x00621821, 0x3c010800, 0xac2323fc, 0x3c040800,
6437 0x8c8423fc, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021,
6438 0x00041027, 0xa4a20006, 0x3c030800, 0x8c632404, 0x3c0200ff, 0x3442fff8,
6439 0x00628824, 0x96220008, 0x24050001, 0x24034000, 0x000231c0, 0x00801021,
6440 0xa4c2001a, 0xa4c0001c, 0xace00000, 0x3c010800, 0xac251b60, 0xaf635cb8,
6441 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000, 0x3c010800, 0xac201b60,
6442 0x8e220008, 0xaf625cb8, 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000,
6443 0x3c010800, 0xac201b60, 0x3c020800, 0x8c421b60, 0x1040ffec, 0x00000000,
6444 0x3c040800, 0x0e00063b, 0x8c842404, 0x0a00032a, 0x00000000, 0x3c030800,
6445 0x90631b98, 0x24020002, 0x14620003, 0x3c034b65, 0x0a0002e1, 0x00008021,
6446 0x8e22001c, 0x34637654, 0x10430002, 0x24100002, 0x24100001, 0x00c02021,
6447 0x0e000350, 0x02003021, 0x24020003, 0x3c010800, 0xa0221b98, 0x24020002,
6448 0x1202000a, 0x24020001, 0x3c030800, 0x8c6323f0, 0x10620006, 0x00000000,
6449 0x3c020800, 0x944223d8, 0x00021400, 0x0a00031f, 0xae220014, 0x3c040800,
6450 0x248423da, 0x94820000, 0x00021400, 0xae220014, 0x3c020800, 0x8c421bbc,
6451 0x3c03c000, 0x3c010800, 0xa0201b98, 0x00431025, 0xaf625c5c, 0x8f625c50,
6452 0x30420002, 0x10400009, 0x00000000, 0x2484f7e2, 0x8c820000, 0x00431025,
6453 0xaf625c5c, 0x8f625c50, 0x30420002, 0x1440fffa, 0x00000000, 0x3c020800,
6454 0x24421b84, 0x8c430000, 0x24630001, 0xac430000, 0x8f630c14, 0x3063000f,
6455 0x2c620002, 0x1440000c, 0x3c024000, 0x8f630c14, 0x3c020800, 0x8c421b40,
6456 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7,
6457 0x00000000, 0x3c024000, 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002,
6458 0x1440fffc, 0x00000000, 0x12600003, 0x00000000, 0x0e0004c0, 0x00000000,
6459 0x8fbf0028, 0x8fb30024, 0x8fb20020, 0x8fb1001c, 0x8fb00018, 0x03e00008,
6460 0x27bd0030, 0x8f634450, 0x3c040800, 0x24841b88, 0x8c820000, 0x00031c02,
6461 0x0043102b, 0x14400007, 0x3c038000, 0x8c840004, 0x8f624450, 0x00021c02,
6462 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
6463 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3c024000,
6464 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00000000,
6465 0x03e00008, 0x00000000, 0x27bdffe0, 0x00805821, 0x14c00011, 0x256e0008,
6466 0x3c020800, 0x8c4223f4, 0x10400007, 0x24020016, 0x3c010800, 0xa42223d2,
6467 0x2402002a, 0x3c010800, 0x0a000364, 0xa42223d4, 0x8d670010, 0x00071402,
6468 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42723d4, 0x3c040800, 0x948423d4,
6469 0x3c030800, 0x946323d2, 0x95cf0006, 0x3c020800, 0x944223d0, 0x00832023,
6470 0x01e2c023, 0x3065ffff, 0x24a20028, 0x01c24821, 0x3082ffff, 0x14c0001a,
6471 0x01226021, 0x9582000c, 0x3042003f, 0x3c010800, 0xa42223d6, 0x95820004,
6472 0x95830006, 0x3c010800, 0xac2023e4, 0x3c010800, 0xac2023e8, 0x00021400,
6473 0x00431025, 0x3c010800, 0xac221bc0, 0x95220004, 0x3c010800, 0xa4221bc4,
6474 0x95230002, 0x01e51023, 0x0043102a, 0x10400010, 0x24020001, 0x3c010800,
6475 0x0a000398, 0xac2223f8, 0x3c030800, 0x8c6323e8, 0x3c020800, 0x94421bc4,
6476 0x00431021, 0xa5220004, 0x3c020800, 0x94421bc0, 0xa5820004, 0x3c020800,
6477 0x8c421bc0, 0xa5820006, 0x3c020800, 0x8c4223f0, 0x3c0d0800, 0x8dad23e4,
6478 0x3c0a0800, 0x144000e5, 0x8d4a23e8, 0x3c020800, 0x94421bc4, 0x004a1821,
6479 0x3063ffff, 0x0062182b, 0x24020002, 0x10c2000d, 0x01435023, 0x3c020800,
6480 0x944223d6, 0x30420009, 0x10400008, 0x00000000, 0x9582000c, 0x3042fff6,
6481 0xa582000c, 0x3c020800, 0x944223d6, 0x30420009, 0x01a26823, 0x3c020800,
6482 0x8c4223f8, 0x1040004a, 0x01203821, 0x3c020800, 0x944223d2, 0x00004021,
6483 0xa520000a, 0x01e21023, 0xa5220002, 0x3082ffff, 0x00021042, 0x18400008,
6484 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a,
6485 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402,
6486 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c,
6487 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb,
6488 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821,
6489 0x3082ffff, 0xa4e00010, 0x00621821, 0x00021042, 0x18400010, 0x00c33021,
6490 0x00404821, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006,
6491 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008,
6492 0x0109102a, 0x1440fff3, 0x00000000, 0x30820001, 0x10400005, 0x00061c02,
6493 0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021,
6494 0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081,
6495 0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800,
6496 0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800,
6497 0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a,
6498 0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02,
6499 0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821,
6500 0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023,
6501 0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff,
6502 0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042,
6503 0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021,
6504 0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021,
6505 0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021,
6506 0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004,
6507 0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023,
6508 0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821,
6509 0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800,
6510 0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043,
6511 0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021,
6512 0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80,
6513 0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800,
6514 0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff,
6515 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010,
6516 0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007,
6517 0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402,
6518 0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff,
6519 0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021,
6520 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff,
6521 0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005,
6522 0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800,
6523 0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4,
6524 0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b,
6525 0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4,
6526 0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800,
6527 0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034,
6528 0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000,
6529 0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac,
6530 0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022,
6531 0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000,
6532 0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0,
6533 0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021,
6534 0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000,
6535 0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc,
6536 0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005,
6537 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080,
6538 0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800,
6539 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014,
6540 0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823,
6541 0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021,
6542 0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010,
6543 0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5,
6544 0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
6545 0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021,
6546 0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c,
6547 0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005,
6548 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800,
6549 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500,
6550 0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023,
6551 0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821,
6552 0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000,
6553 0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021,
6554 0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006,
6555 0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0,
6556 0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006,
6557 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905,
6558 0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860,
6559 0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab,
6560 0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff,
6561 0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
6562 0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038,
6563 0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020,
6564 0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450,
6565 0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003,
6566 0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff,
6567 0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002,
6568 0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f,
6569 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000,
6570 0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820,
6571 0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4,
6572 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000,
6573 0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010,
6574 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50,
6575 0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002,
6576 0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff,
6577 0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8,
6578 0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438,
6579 0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800,
6580 0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800,
6581 0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000,
6582 0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000,
6583 0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021,
6584 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe,
6585 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008,
6586 0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b,
6587 0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02,
6588 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
6589 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff,
6590 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff,
6591 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021,
6592 0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651,
6593 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000,
6594 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0,
6595 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014,
6596 0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000,
6597 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000,
6598 0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800,
6599 0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b,
6600 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010,
6601 0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001,
6602 0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800,
6603 0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000,
6604 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008,
6605 0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74,
6606 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010,
6607 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000,
6608};
6609
50da859d 6610static const u32 tg3TsoFwRodata[] = {
1da177e4
LT		 6611 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
6612 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f,
6613 0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000,
6614 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000,
6615 0x00000000,
6616};
6617
50da859d 6618static const u32 tg3TsoFwData[] = {
1da177e4
LT		 6619 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000,
6620 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
6621 0x00000000,
6622};
6623
6624/* 5705 needs a special version of the TSO firmware. */
6625#define TG3_TSO5_FW_RELEASE_MAJOR 0x1
6626#define TG3_TSO5_FW_RELASE_MINOR 0x2
6627#define TG3_TSO5_FW_RELEASE_FIX 0x0
6628#define TG3_TSO5_FW_START_ADDR 0x00010000
6629#define TG3_TSO5_FW_TEXT_ADDR 0x00010000
6630#define TG3_TSO5_FW_TEXT_LEN 0xe90
6631#define TG3_TSO5_FW_RODATA_ADDR 0x00010e90
6632#define TG3_TSO5_FW_RODATA_LEN 0x50
6633#define TG3_TSO5_FW_DATA_ADDR 0x00010f00
6634#define TG3_TSO5_FW_DATA_LEN 0x20
6635#define TG3_TSO5_FW_SBSS_ADDR 0x00010f20
6636#define TG3_TSO5_FW_SBSS_LEN 0x28
6637#define TG3_TSO5_FW_BSS_ADDR 0x00010f50
6638#define TG3_TSO5_FW_BSS_LEN 0x88
6639
50da859d 6640static const u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = {
1da177e4
LT		 6641 0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000,
6642 0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001,
6643 0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
6644 0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001,
6645 0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001,
6646 0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378,
6647 0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020,
6648 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014,
6649 0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400,
6650 0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000,
6651 0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200,
6652 0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000,
6653 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020,
6654 0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821,
6655 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130,
6656 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018,
6657 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60,
6658 0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821,
6659 0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000,
6660 0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028,
6661 0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402,
6662 0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014,
6663 0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff,
6664 0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b,
6665 0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004,
6666 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8,
6667 0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001,
6668 0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021,
6669 0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2,
6670 0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a,
6671 0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
6672 0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001,
6673 0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001,
6674 0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021,
6675 0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000,
6676 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c,
6677 0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005,
6678 0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006,
6679 0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c,
6680 0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c,
6681 0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021,
6682 0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001,
6683 0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b,
6684 0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c,
6685 0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76,
6686 0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c,
6687 0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70,
6688 0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c,
6689 0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72,
6690 0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff,
6691 0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78,
6692 0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78,
6693 0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005,
6694 0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d,
6695 0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005,
6696 0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027,
6697 0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d,
6698 0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff,
6699 0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001,
6700 0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000,
6701 0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a,
6702 0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff,
6703 0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001,
6704 0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200,
6705 0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001,
6706 0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021,
6707 0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
6708 0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00,
6709 0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001,
6710 0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000,
6711 0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003,
6712 0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001,
6713 0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56,
6714 0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4,
6715 0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64,
6716 0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088,
6717 0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001,
6718 0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57,
6719 0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001,
6720 0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001,
6721 0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000,
6722 0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001,
6723 0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823,
6724 0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001,
6725 0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001,
6726 0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001,
6727 0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021,
6728 0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008,
6729 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4,
6730 0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001,
6731 0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001,
6732 0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec,
6733 0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000,
6734 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024,
6735 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024,
6736 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000,
6737 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000,
6738 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003,
6739 0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001,
6740 0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001,
6741 0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff,
6742 0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c,
6743 0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54,
6744 0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001,
6745 0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624,
6746 0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624,
6747 0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
6748 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
6749 0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283,
6750 0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825,
6751 0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003,
6752 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7,
6753 0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c,
6754 0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009,
6755 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025,
6756 0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008,
6757 0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021,
6758 0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
6759 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
6760 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014,
6761 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001,
6762 0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010,
6763 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001,
6764 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020,
6765 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804,
6766 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20,
6767 0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315,
6768 0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005,
6769 0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001,
6770 0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001,
6771 0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014,
6772 0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8,
6773 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000,
6774 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008,
6775 0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008,
6776 0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b,
6777 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd,
6778 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000,
6779 0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025,
6780 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008,
6781 0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff,
6782 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008,
6783 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021,
6784 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f,
6785 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600,
6786 0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40,
6787 0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000,
6788 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
6789 0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44,
6790 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003,
6791 0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001,
6792 0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
6793 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c,
6794 0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008,
6795 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
6796 0x00000000, 0x00000000, 0x00000000,
6797};
6798
50da859d 6799static const u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = {
1da177e4
LT		 6800 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
6801 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000,
6802 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
6803 0x00000000, 0x00000000, 0x00000000,
6804};
6805
50da859d 6806static const u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = {
1da177e4
LT		 6807 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000,
6808 0x00000000, 0x00000000, 0x00000000,
6809};
6810
6811/* tp->lock is held. */
6812static int tg3_load_tso_firmware(struct tg3 *tp)
6813{
6814 struct fw_info info;
6815 unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
6816 int err, i;
6817
6818 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
6819 return 0;
6820
6821 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
6822 info.text_base = TG3_TSO5_FW_TEXT_ADDR;
6823 info.text_len = TG3_TSO5_FW_TEXT_LEN;
6824 info.text_data = &tg3Tso5FwText[0];
6825 info.rodata_base = TG3_TSO5_FW_RODATA_ADDR;
6826 info.rodata_len = TG3_TSO5_FW_RODATA_LEN;
6827 info.rodata_data = &tg3Tso5FwRodata[0];
6828 info.data_base = TG3_TSO5_FW_DATA_ADDR;
6829 info.data_len = TG3_TSO5_FW_DATA_LEN;
6830 info.data_data = &tg3Tso5FwData[0];
6831 cpu_base = RX_CPU_BASE;
6832 cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705;
6833 cpu_scratch_size = (info.text_len +
6834 info.rodata_len +
6835 info.data_len +
6836 TG3_TSO5_FW_SBSS_LEN +
6837 TG3_TSO5_FW_BSS_LEN);
6838 } else {
6839 info.text_base = TG3_TSO_FW_TEXT_ADDR;
6840 info.text_len = TG3_TSO_FW_TEXT_LEN;
6841 info.text_data = &tg3TsoFwText[0];
6842 info.rodata_base = TG3_TSO_FW_RODATA_ADDR;
6843 info.rodata_len = TG3_TSO_FW_RODATA_LEN;
6844 info.rodata_data = &tg3TsoFwRodata[0];
6845 info.data_base = TG3_TSO_FW_DATA_ADDR;
6846 info.data_len = TG3_TSO_FW_DATA_LEN;
6847 info.data_data = &tg3TsoFwData[0];
6848 cpu_base = TX_CPU_BASE;
6849 cpu_scratch_base = TX_CPU_SCRATCH_BASE;
6850 cpu_scratch_size = TX_CPU_SCRATCH_SIZE;
6851 }
6852
6853 err = tg3_load_firmware_cpu(tp, cpu_base,
6854 cpu_scratch_base, cpu_scratch_size,
6855 &info);
6856 if (err)
6857 return err;
6858
6859 /* Now startup the cpu. */
6860 tw32(cpu_base + CPU_STATE, 0xffffffff);
6861 tw32_f(cpu_base + CPU_PC, info.text_base);
6862
6863 for (i = 0; i < 5; i++) {
6864 if (tr32(cpu_base + CPU_PC) == info.text_base)
6865 break;
6866 tw32(cpu_base + CPU_STATE, 0xffffffff);
6867 tw32(cpu_base + CPU_MODE, CPU_MODE_HALT);
6868 tw32_f(cpu_base + CPU_PC, info.text_base);
6869 udelay(1000);
6870 }
6871 if (i >= 5) {
6872 printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s "
6873 "to set CPU PC, is %08x should be %08x\n",
6874 tp->dev->name, tr32(cpu_base + CPU_PC),
6875 info.text_base);
6876 return -ENODEV;
6877 }
6878 tw32(cpu_base + CPU_STATE, 0xffffffff);
6879 tw32_f(cpu_base + CPU_MODE, 0x00000000);
6880 return 0;
6881}
6882
1da177e4
LT		 6883
6884/* tp->lock is held. */
986e0aeb 6885static void __tg3_set_mac_addr(struct tg3 *tp, int skip_mac_1)
1da177e4
LT		 6886{
6887 u32 addr_high, addr_low;
6888 int i;
6889
6890 addr_high = ((tp->dev->dev_addr[0] << 8) |
6891 tp->dev->dev_addr[1]);
6892 addr_low = ((tp->dev->dev_addr[2] << 24) |
6893 (tp->dev->dev_addr[3] << 16) |
6894 (tp->dev->dev_addr[4] << 8) |
6895 (tp->dev->dev_addr[5] << 0));
6896 for (i = 0; i < 4; i++) {
986e0aeb
MC		 6897 if (i == 1 && skip_mac_1)
6898 continue;
1da177e4
LT		 6899 tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
6900 tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
6901 }
6902
6903 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
6904 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
6905 for (i = 0; i < 12; i++) {
6906 tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
6907 tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
6908 }
6909 }
6910
6911 addr_high = (tp->dev->dev_addr[0] +
6912 tp->dev->dev_addr[1] +
6913 tp->dev->dev_addr[2] +
6914 tp->dev->dev_addr[3] +
6915 tp->dev->dev_addr[4] +
6916 tp->dev->dev_addr[5]) &
6917 TX_BACKOFF_SEED_MASK;
6918 tw32(MAC_TX_BACKOFF_SEED, addr_high);
6919}
6920
6921static int tg3_set_mac_addr(struct net_device *dev, void *p)
6922{
6923 struct tg3 *tp = netdev_priv(dev);
6924 struct sockaddr *addr = p;
986e0aeb 6925 int err = 0, skip_mac_1 = 0;
1da177e4 6926
f9804ddb
MC		 6927 if (!is_valid_ether_addr(addr->sa_data))
6928 return -EINVAL;
6929
1da177e4
LT		 6930 memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
6931
e75f7c90
MC		 6932 if (!netif_running(dev))
6933 return 0;
6934
58712ef9 6935 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
986e0aeb 6936 u32 addr0_high, addr0_low, addr1_high, addr1_low;
58712ef9 6937
986e0aeb
MC		 6938 addr0_high = tr32(MAC_ADDR_0_HIGH);
6939 addr0_low = tr32(MAC_ADDR_0_LOW);
6940 addr1_high = tr32(MAC_ADDR_1_HIGH);
6941 addr1_low = tr32(MAC_ADDR_1_LOW);
6942
6943 /* Skip MAC addr 1 if ASF is using it. */
6944 if ((addr0_high != addr1_high || addr0_low != addr1_low) &&
6945 !(addr1_high == 0 && addr1_low == 0))
6946 skip_mac_1 = 1;
58712ef9 6947 }
986e0aeb
MC		 6948 spin_lock_bh(&tp->lock);
6949 __tg3_set_mac_addr(tp, skip_mac_1);
6950 spin_unlock_bh(&tp->lock);
1da177e4 6951
b9ec6c1b 6952 return err;
1da177e4
LT		 6953}
6954
6955/* tp->lock is held. */
6956static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr,
6957 dma_addr_t mapping, u32 maxlen_flags,
6958 u32 nic_addr)
6959{
6960 tg3_write_mem(tp,
6961 (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
6962 ((u64) mapping >> 32));
6963 tg3_write_mem(tp,
6964 (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
6965 ((u64) mapping & 0xffffffff));
6966 tg3_write_mem(tp,
6967 (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS),
6968 maxlen_flags);
6969
6970 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
6971 tg3_write_mem(tp,
6972 (bdinfo_addr + TG3_BDINFO_NIC_ADDR),
6973 nic_addr);
6974}
6975
6976static void __tg3_set_rx_mode(struct net_device *);
d244c892 6977static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
15f9850d
DM		 6978{
6979 tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs);
6980 tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs);
6981 tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames);
6982 tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames);
6983 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
6984 tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq);
6985 tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq);
6986 }
6987 tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq);
6988 tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq);
6989 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
6990 u32 val = ec->stats_block_coalesce_usecs;
6991
6992 if (!netif_carrier_ok(tp->dev))
6993 val = 0;
6994
6995 tw32(HOSTCC_STAT_COAL_TICKS, val);
6996 }
6997}
1da177e4
LT		 6998
6999/* tp->lock is held. */
8e7a22e3 7000static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
1da177e4
LT		 7001{
7002 u32 val, rdmac_mode;
7003 int i, err, limit;
7004
7005 tg3_disable_ints(tp);
7006
7007 tg3_stop_fw(tp);
7008
7009 tg3_write_sig_pre_reset(tp, RESET_KIND_INIT);
7010
7011 if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
e6de8ad1 7012 tg3_abort_hw(tp, 1);
1da177e4
LT		 7013 }
7014
dd477003
MC		 7015 if (reset_phy &&
7016 !(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB))
d4d2c558
MC		 7017 tg3_phy_reset(tp);
7018
1da177e4
LT		 7019 err = tg3_chip_reset(tp);
7020 if (err)
7021 return err;
7022
7023 tg3_write_sig_legacy(tp, RESET_KIND_INIT);
7024
b5af7126
MC		 7025 if (tp->pci_chip_rev_id == CHIPREV_ID_5784_A0 ||
7026 tp->pci_chip_rev_id == CHIPREV_ID_5784_A1) {
d30cdd28
MC		 7027 val = tr32(TG3_CPMU_CTRL);
7028 val &= ~(CPMU_CTRL_LINK_AWARE_MODE | CPMU_CTRL_LINK_IDLE_MODE);
7029 tw32(TG3_CPMU_CTRL, val);
9acb961e
MC		 7030
7031 val = tr32(TG3_CPMU_LSPD_10MB_CLK);
7032 val &= ~CPMU_LSPD_10MB_MACCLK_MASK;
7033 val |= CPMU_LSPD_10MB_MACCLK_6_25;
7034 tw32(TG3_CPMU_LSPD_10MB_CLK, val);
7035
7036 val = tr32(TG3_CPMU_LNK_AWARE_PWRMD);
7037 val &= ~CPMU_LNK_AWARE_MACCLK_MASK;
7038 val |= CPMU_LNK_AWARE_MACCLK_6_25;
7039 tw32(TG3_CPMU_LNK_AWARE_PWRMD, val);
7040
7041 val = tr32(TG3_CPMU_HST_ACC);
7042 val &= ~CPMU_HST_ACC_MACCLK_MASK;
7043 val |= CPMU_HST_ACC_MACCLK_6_25;
7044 tw32(TG3_CPMU_HST_ACC, val);
d30cdd28
MC		 7045 }
7046
1da177e4
LT		 7047 /* This works around an issue with Athlon chipsets on
7048 * B3 tigon3 silicon. This bit has no effect on any
7049 * other revision. But do not set this on PCI Express
795d01c5 7050 * chips and don't even touch the clocks if the CPMU is present.
1da177e4 7051 */
795d01c5
MC		 7052 if (!(tp->tg3_flags & TG3_FLAG_CPMU_PRESENT)) {
7053 if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
7054 tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
7055 tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
7056 }
1da177e4
LT		 7057
7058 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
7059 (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
7060 val = tr32(TG3PCI_PCISTATE);
7061 val |= PCISTATE_RETRY_SAME_DMA;
7062 tw32(TG3PCI_PCISTATE, val);
7063 }
7064
0d3031d9
MC		 7065 if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) {
7066 /* Allow reads and writes to the
7067 * APE register and memory space.
7068 */
7069 val = tr32(TG3PCI_PCISTATE);
7070 val |= PCISTATE_ALLOW_APE_CTLSPC_WR |
7071 PCISTATE_ALLOW_APE_SHMEM_WR;
7072 tw32(TG3PCI_PCISTATE, val);
7073 }
7074
1da177e4
LT		 7075 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) {
7076 /* Enable some hw fixes. */
7077 val = tr32(TG3PCI_MSI_DATA);
7078 val |= (1 << 26) | (1 << 28) | (1 << 29);
7079 tw32(TG3PCI_MSI_DATA, val);
7080 }
7081
7082 /* Descriptor ring init may make accesses to the
7083 * NIC SRAM area to setup the TX descriptors, so we
7084 * can only do this after the hardware has been
7085 * successfully reset.
7086 */
32d8c572
MC		 7087 err = tg3_init_rings(tp);
7088 if (err)
7089 return err;
1da177e4 7090
9936bcf6 7091 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5784 &&
57e6983c
MC		 7092 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5761 &&
7093 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5785) {
d30cdd28
MC		 7094 /* This value is determined during the probe time DMA
7095 * engine test, tg3_test_dma.
7096 */
7097 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
7098 }
1da177e4
LT		 7099
7100 tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
7101 GRC_MODE_4X_NIC_SEND_RINGS |
7102 GRC_MODE_NO_TX_PHDR_CSUM |
7103 GRC_MODE_NO_RX_PHDR_CSUM);
7104 tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
d2d746f8
MC		 7105
7106 /* Pseudo-header checksum is done by hardware logic and not
7107 * the offload processers, so make the chip do the pseudo-
7108 * header checksums on receive. For transmit it is more
7109 * convenient to do the pseudo-header checksum in software
7110 * as Linux does that on transmit for us in all cases.
7111 */
7112 tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
1da177e4
LT		 7113
7114 tw32(GRC_MODE,
7115 tp->grc_mode |
7116 (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));
7117
7118 /* Setup the timer prescalar register. Clock is always 66Mhz. */
7119 val = tr32(GRC_MISC_CFG);
7120 val &= ~0xff;
7121 val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT);
7122 tw32(GRC_MISC_CFG, val);
7123
7124 /* Initialize MBUF/DESC pool. */
cbf46853 7125 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
1da177e4
LT		 7126 /* Do nothing. */
7127 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
7128 tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
7129 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
7130 tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
7131 else
7132 tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
7133 tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
7134 tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
7135 }
1da177e4
LT		 7136 else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
7137 int fw_len;
7138
7139 fw_len = (TG3_TSO5_FW_TEXT_LEN +
7140 TG3_TSO5_FW_RODATA_LEN +
7141 TG3_TSO5_FW_DATA_LEN +
7142 TG3_TSO5_FW_SBSS_LEN +
7143 TG3_TSO5_FW_BSS_LEN);
7144 fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1);
7145 tw32(BUFMGR_MB_POOL_ADDR,
7146 NIC_SRAM_MBUF_POOL_BASE5705 + fw_len);
7147 tw32(BUFMGR_MB_POOL_SIZE,
7148 NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
7149 }
1da177e4 7150
0f893dc6 7151 if (tp->dev->mtu <= ETH_DATA_LEN) {
1da177e4
LT		 7152 tw32(BUFMGR_MB_RDMA_LOW_WATER,
7153 tp->bufmgr_config.mbuf_read_dma_low_water);
7154 tw32(BUFMGR_MB_MACRX_LOW_WATER,
7155 tp->bufmgr_config.mbuf_mac_rx_low_water);
7156 tw32(BUFMGR_MB_HIGH_WATER,
7157 tp->bufmgr_config.mbuf_high_water);
7158 } else {
7159 tw32(BUFMGR_MB_RDMA_LOW_WATER,
7160 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
7161 tw32(BUFMGR_MB_MACRX_LOW_WATER,
7162 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
7163 tw32(BUFMGR_MB_HIGH_WATER,
7164 tp->bufmgr_config.mbuf_high_water_jumbo);
7165 }
7166 tw32(BUFMGR_DMA_LOW_WATER,
7167 tp->bufmgr_config.dma_low_water);
7168 tw32(BUFMGR_DMA_HIGH_WATER,
7169 tp->bufmgr_config.dma_high_water);
7170
7171 tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
7172 for (i = 0; i < 2000; i++) {
7173 if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
7174 break;
7175 udelay(10);
7176 }
7177 if (i >= 2000) {
7178 printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n",
7179 tp->dev->name);
7180 return -ENODEV;
7181 }
7182
7183 /* Setup replenish threshold. */
f92905de
MC		 7184 val = tp->rx_pending / 8;
7185 if (val == 0)
7186 val = 1;
7187 else if (val > tp->rx_std_max_post)
7188 val = tp->rx_std_max_post;
b5d3772c
MC		 7189 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
7190 if (tp->pci_chip_rev_id == CHIPREV_ID_5906_A1)
7191 tw32(ISO_PKT_TX, (tr32(ISO_PKT_TX) & ~0x3) | 0x2);
7192
7193 if (val > (TG3_RX_INTERNAL_RING_SZ_5906 / 2))
7194 val = TG3_RX_INTERNAL_RING_SZ_5906 / 2;
7195 }
f92905de
MC		 7196
7197 tw32(RCVBDI_STD_THRESH, val);
1da177e4
LT		 7198
7199 /* Initialize TG3_BDINFO's at:
7200 * RCVDBDI_STD_BD: standard eth size rx ring
7201 * RCVDBDI_JUMBO_BD: jumbo frame rx ring
7202 * RCVDBDI_MINI_BD: small frame rx ring (??? does not work)
7203 *
7204 * like so:
7205 * TG3_BDINFO_HOST_ADDR: high/low parts of DMA address of ring
7206 * TG3_BDINFO_MAXLEN_FLAGS: (rx max buffer size << 16) |
7207 * ring attribute flags
7208 * TG3_BDINFO_NIC_ADDR: location of descriptors in nic SRAM
7209 *
7210 * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
7211 * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
7212 *
7213 * The size of each ring is fixed in the firmware, but the location is
7214 * configurable.
7215 */
7216 tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
7217 ((u64) tp->rx_std_mapping >> 32));
7218 tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
7219 ((u64) tp->rx_std_mapping & 0xffffffff));
7220 tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
7221 NIC_SRAM_RX_BUFFER_DESC);
7222
7223 /* Don't even try to program the JUMBO/MINI buffer descriptor
7224 * configs on 5705.
7225 */
7226 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
7227 tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
7228 RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
7229 } else {
7230 tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
7231 RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
7232
7233 tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,
7234 BDINFO_FLAGS_DISABLED);
7235
7236 /* Setup replenish threshold. */
7237 tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8);
7238
0f893dc6 7239 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
1da177e4
LT		 7240 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
7241 ((u64) tp->rx_jumbo_mapping >> 32));
7242 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
7243 ((u64) tp->rx_jumbo_mapping & 0xffffffff));
7244 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
7245 RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
7246 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
7247 NIC_SRAM_RX_JUMBO_BUFFER_DESC);
7248 } else {
7249 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
7250 BDINFO_FLAGS_DISABLED);
7251 }
7252
7253 }
7254
7255 /* There is only one send ring on 5705/5750, no need to explicitly
7256 * disable the others.
7257 */
7258 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
7259 /* Clear out send RCB ring in SRAM. */
7260 for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
7261 tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
7262 BDINFO_FLAGS_DISABLED);
7263 }
7264
7265 tp->tx_prod = 0;
7266 tp->tx_cons = 0;
7267 tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
7268 tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
7269
7270 tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
7271 tp->tx_desc_mapping,
7272 (TG3_TX_RING_SIZE <<
7273 BDINFO_FLAGS_MAXLEN_SHIFT),
7274 NIC_SRAM_TX_BUFFER_DESC);
7275
7276 /* There is only one receive return ring on 5705/5750, no need
7277 * to explicitly disable the others.
7278 */
7279 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
7280 for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK;
7281 i += TG3_BDINFO_SIZE) {
7282 tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
7283 BDINFO_FLAGS_DISABLED);
7284 }
7285 }
7286
7287 tp->rx_rcb_ptr = 0;
7288 tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
7289
7290 tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
7291 tp->rx_rcb_mapping,
7292 (TG3_RX_RCB_RING_SIZE(tp) <<
7293 BDINFO_FLAGS_MAXLEN_SHIFT),
7294 0);
7295
7296 tp->rx_std_ptr = tp->rx_pending;
7297 tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
7298 tp->rx_std_ptr);
7299
0f893dc6 7300 tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
1da177e4
LT		 7301 tp->rx_jumbo_pending : 0;
7302 tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
7303 tp->rx_jumbo_ptr);
7304
7305 /* Initialize MAC address and backoff seed. */
986e0aeb 7306 __tg3_set_mac_addr(tp, 0);
1da177e4
LT		 7307
7308 /* MTU + ethernet header + FCS + optional VLAN tag */
7309 tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
7310
7311 /* The slot time is changed by tg3_setup_phy if we
7312 * run at gigabit with half duplex.
7313 */
7314 tw32(MAC_TX_LENGTHS,
7315 (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
7316 (6 << TX_LENGTHS_IPG_SHIFT) |
7317 (32 << TX_LENGTHS_SLOT_TIME_SHIFT));
7318
7319 /* Receive rules. */
7320 tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS);
7321 tw32(RCVLPC_CONFIG, 0x0181);
7322
7323 /* Calculate RDMAC_MODE setting early, we need it to determine
7324 * the RCVLPC_STATE_ENABLE mask.
7325 */
7326 rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
7327 RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
7328 RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
7329 RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
7330 RDMAC_MODE_LNGREAD_ENAB);
85e94ced 7331
57e6983c
MC		 7332 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
7333 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
d30cdd28
MC		 7334 rdmac_mode |= RDMAC_MODE_BD_SBD_CRPT_ENAB |
7335 RDMAC_MODE_MBUF_RBD_CRPT_ENAB |
7336 RDMAC_MODE_MBUF_SBD_CRPT_ENAB;
7337
85e94ced
MC		 7338 /* If statement applies to 5705 and 5750 PCI devices only */
7339 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
7340 tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
7341 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) {
1da177e4 7342 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE &&
c13e3713 7343 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
1da177e4
LT		 7344 rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128;
7345 } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
7346 !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
7347 rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
7348 }
7349 }
7350
85e94ced
MC		 7351 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
7352 rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
7353
1da177e4
LT		 7354 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
7355 rdmac_mode |= (1 << 27);
1da177e4
LT		 7356
7357 /* Receive/send statistics. */
1661394e
MC		 7358 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
7359 val = tr32(RCVLPC_STATS_ENABLE);
7360 val &= ~RCVLPC_STATSENAB_DACK_FIX;
7361 tw32(RCVLPC_STATS_ENABLE, val);
7362 } else if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) &&
7363 (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
1da177e4
LT		 7364 val = tr32(RCVLPC_STATS_ENABLE);
7365 val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX;
7366 tw32(RCVLPC_STATS_ENABLE, val);
7367 } else {
7368 tw32(RCVLPC_STATS_ENABLE, 0xffffff);
7369 }
7370 tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE);
7371 tw32(SNDDATAI_STATSENAB, 0xffffff);
7372 tw32(SNDDATAI_STATSCTRL,
7373 (SNDDATAI_SCTRL_ENABLE |
7374 SNDDATAI_SCTRL_FASTUPD));
7375
7376 /* Setup host coalescing engine. */
7377 tw32(HOSTCC_MODE, 0);
7378 for (i = 0; i < 2000; i++) {
7379 if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
7380 break;
7381 udelay(10);
7382 }
7383
d244c892 7384 __tg3_set_coalesce(tp, &tp->coal);
1da177e4
LT		 7385
7386 /* set status block DMA address */
7387 tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
7388 ((u64) tp->status_mapping >> 32));
7389 tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
7390 ((u64) tp->status_mapping & 0xffffffff));
7391
7392 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
7393 /* Status/statistics block address. See tg3_timer,
7394 * the tg3_periodic_fetch_stats call there, and
7395 * tg3_get_stats to see how this works for 5705/5750 chips.
7396 */
1da177e4
LT		 7397 tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
7398 ((u64) tp->stats_mapping >> 32));
7399 tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
7400 ((u64) tp->stats_mapping & 0xffffffff));
7401 tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK);
7402 tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK);
7403 }
7404
7405 tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode);
7406
7407 tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE);
7408 tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE);
7409 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
7410 tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE);
7411
7412 /* Clear statistics/status block in chip, and status block in ram. */
7413 for (i = NIC_SRAM_STATS_BLK;
7414 i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
7415 i += sizeof(u32)) {
7416 tg3_write_mem(tp, i, 0);
7417 udelay(40);
7418 }
7419 memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
7420
c94e3941
MC		 7421 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
7422 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
7423 /* reset to prevent losing 1st rx packet intermittently */
7424 tw32_f(MAC_RX_MODE, RX_MODE_RESET);
7425 udelay(10);
7426 }
7427
3bda1258
MC		 7428 if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)
7429 tp->mac_mode &= MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN;
7430 else
7431 tp->mac_mode = 0;
7432 tp->mac_mode |= MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
1da177e4 7433 MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
e8f3f6ca
MC		 7434 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
7435 !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
7436 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700)
7437 tp->mac_mode |= MAC_MODE_LINK_POLARITY;
1da177e4
LT		 7438 tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);
7439 udelay(40);
7440
314fba34 7441 /* tp->grc_local_ctrl is partially set up during tg3_get_invariants().
9d26e213 7442 * If TG3_FLG2_IS_NIC is zero, we should read the
314fba34
MC		 7443 * register to preserve the GPIO settings for LOMs. The GPIOs,
7444 * whether used as inputs or outputs, are set by boot code after
7445 * reset.
7446 */
9d26e213 7447 if (!(tp->tg3_flags2 & TG3_FLG2_IS_NIC)) {
314fba34
MC		 7448 u32 gpio_mask;
7449
9d26e213
MC		 7450 gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE1 |
7451 GRC_LCLCTRL_GPIO_OE2 | GRC_LCLCTRL_GPIO_OUTPUT0 |
7452 GRC_LCLCTRL_GPIO_OUTPUT1 | GRC_LCLCTRL_GPIO_OUTPUT2;
3e7d83bc
MC		 7453
7454 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
7455 gpio_mask |= GRC_LCLCTRL_GPIO_OE3 |
7456 GRC_LCLCTRL_GPIO_OUTPUT3;
7457
af36e6b6
MC		 7458 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
7459 gpio_mask |= GRC_LCLCTRL_GPIO_UART_SEL;
7460
aaf84465 7461 tp->grc_local_ctrl &= ~gpio_mask;
314fba34
MC		 7462 tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
7463
7464 /* GPIO1 must be driven high for eeprom write protect */
9d26e213
MC		 7465 if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT)
7466 tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
7467 GRC_LCLCTRL_GPIO_OUTPUT1);
314fba34 7468 }
1da177e4
LT		 7469 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
7470 udelay(100);
7471
09ee929c 7472 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
fac9b83e 7473 tp->last_tag = 0;
1da177e4
LT		 7474
7475 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
7476 tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
7477 udelay(40);
7478 }
7479
7480 val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
7481 WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
7482 WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
7483 WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
7484 WDMAC_MODE_LNGREAD_ENAB);
7485
85e94ced
MC		 7486 /* If statement applies to 5705 and 5750 PCI devices only */
7487 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
7488 tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
7489 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
1da177e4
LT		 7490 if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) &&
7491 (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
7492 tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
7493 /* nothing */
7494 } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
7495 !(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
7496 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
7497 val |= WDMAC_MODE_RX_ACCEL;
7498 }
7499 }
7500
d9ab5ad1 7501 /* Enable host coalescing bug fix */
af36e6b6 7502 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) ||
d30cdd28 7503 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) ||
9936bcf6 7504 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784) ||
57e6983c
MC		 7505 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) ||
7506 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785))
f51f3562 7507 val |= WDMAC_MODE_STATUS_TAG_FIX;
d9ab5ad1 7508
1da177e4
LT		 7509 tw32_f(WDMAC_MODE, val);
7510 udelay(40);
7511
9974a356
MC		 7512 if (tp->tg3_flags & TG3_FLAG_PCIX_MODE) {
7513 u16 pcix_cmd;
7514
7515 pci_read_config_word(tp->pdev, tp->pcix_cap + PCI_X_CMD,
7516 &pcix_cmd);
1da177e4 7517 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
9974a356
MC		 7518 pcix_cmd &= ~PCI_X_CMD_MAX_READ;
7519 pcix_cmd |= PCI_X_CMD_READ_2K;
1da177e4 7520 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
9974a356
MC		 7521 pcix_cmd &= ~(PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ);
7522 pcix_cmd |= PCI_X_CMD_READ_2K;
1da177e4 7523 }
9974a356
MC		 7524 pci_write_config_word(tp->pdev, tp->pcix_cap + PCI_X_CMD,
7525 pcix_cmd);
1da177e4
LT		 7526 }
7527
7528 tw32_f(RDMAC_MODE, rdmac_mode);
7529 udelay(40);
7530
7531 tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE);
7532 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
7533 tw32(MBFREE_MODE, MBFREE_MODE_ENABLE);
9936bcf6
MC		 7534
7535 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761)
7536 tw32(SNDDATAC_MODE,
7537 SNDDATAC_MODE_ENABLE | SNDDATAC_MODE_CDELAY);
7538 else
7539 tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
7540
1da177e4
LT		 7541 tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE);
7542 tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
7543 tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
7544 tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
1da177e4
LT		 7545 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
7546 tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
1da177e4
LT		 7547 tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
7548 tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
7549
7550 if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
7551 err = tg3_load_5701_a0_firmware_fix(tp);
7552 if (err)
7553 return err;
7554 }
7555
1da177e4
LT		 7556 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
7557 err = tg3_load_tso_firmware(tp);
7558 if (err)
7559 return err;
7560 }
1da177e4
LT		 7561
7562 tp->tx_mode = TX_MODE_ENABLE;
7563 tw32_f(MAC_TX_MODE, tp->tx_mode);
7564 udelay(100);
7565
7566 tp->rx_mode = RX_MODE_ENABLE;
9936bcf6 7567 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
57e6983c
MC		 7568 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
7569 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
7570 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
af36e6b6
MC		 7571 tp->rx_mode |= RX_MODE_IPV6_CSUM_ENABLE;
7572
1da177e4
LT		 7573 tw32_f(MAC_RX_MODE, tp->rx_mode);
7574 udelay(10);
7575
1da177e4
LT		 7576 tw32(MAC_LED_CTRL, tp->led_ctrl);
7577
7578 tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
c94e3941 7579 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
1da177e4
LT		 7580 tw32_f(MAC_RX_MODE, RX_MODE_RESET);
7581 udelay(10);
7582 }
7583 tw32_f(MAC_RX_MODE, tp->rx_mode);
7584 udelay(10);
7585
7586 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
7587 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) &&
7588 !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) {
7589 /* Set drive transmission level to 1.2V */
7590 /* only if the signal pre-emphasis bit is not set */
7591 val = tr32(MAC_SERDES_CFG);
7592 val &= 0xfffff000;
7593 val |= 0x880;
7594 tw32(MAC_SERDES_CFG, val);
7595 }
7596 if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
7597 tw32(MAC_SERDES_CFG, 0x616000);
7598 }
7599
7600 /* Prevent chip from dropping frames when flow control
7601 * is enabled.
7602 */
7603 tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
7604
7605 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
7606 (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
7607 /* Use hardware link auto-negotiation */
7608 tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG;
7609 }
7610
d4d2c558
MC		 7611 if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) &&
7612 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) {
7613 u32 tmp;
7614
7615 tmp = tr32(SERDES_RX_CTRL);
7616 tw32(SERDES_RX_CTRL, tmp | SERDES_RX_SIG_DETECT);
7617 tp->grc_local_ctrl &= ~GRC_LCLCTRL_USE_EXT_SIG_DETECT;
7618 tp->grc_local_ctrl |= GRC_LCLCTRL_USE_SIG_DETECT;
7619 tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
7620 }
7621
dd477003
MC		 7622 if (!(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)) {
7623 if (tp->link_config.phy_is_low_power) {
7624 tp->link_config.phy_is_low_power = 0;
7625 tp->link_config.speed = tp->link_config.orig_speed;
7626 tp->link_config.duplex = tp->link_config.orig_duplex;
7627 tp->link_config.autoneg = tp->link_config.orig_autoneg;
7628 }
1da177e4 7629
dd477003
MC		 7630 err = tg3_setup_phy(tp, 0);
7631 if (err)
7632 return err;
1da177e4 7633
dd477003
MC		 7634 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
7635 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) {
7636 u32 tmp;
7637
7638 /* Clear CRC stats. */
7639 if (!tg3_readphy(tp, MII_TG3_TEST1, &tmp)) {
7640 tg3_writephy(tp, MII_TG3_TEST1,
7641 tmp | MII_TG3_TEST1_CRC_EN);
7642 tg3_readphy(tp, 0x14, &tmp);
7643 }
1da177e4
LT		 7644 }
7645 }
7646
7647 __tg3_set_rx_mode(tp->dev);
7648
7649 /* Initialize receive rules. */
7650 tw32(MAC_RCV_RULE_0, 0xc2000000 & RCV_RULE_DISABLE_MASK);
7651 tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
7652 tw32(MAC_RCV_RULE_1, 0x86000004 & RCV_RULE_DISABLE_MASK);
7653 tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);
7654
4cf78e4f 7655 if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
a4e2b347 7656 !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
1da177e4
LT		 7657 limit = 8;
7658 else
7659 limit = 16;
7660 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
7661 limit -= 4;
7662 switch (limit) {
7663 case 16:
7664 tw32(MAC_RCV_RULE_15, 0); tw32(MAC_RCV_VALUE_15, 0);
7665 case 15:
7666 tw32(MAC_RCV_RULE_14, 0); tw32(MAC_RCV_VALUE_14, 0);
7667 case 14:
7668 tw32(MAC_RCV_RULE_13, 0); tw32(MAC_RCV_VALUE_13, 0);
7669 case 13:
7670 tw32(MAC_RCV_RULE_12, 0); tw32(MAC_RCV_VALUE_12, 0);
7671 case 12:
7672 tw32(MAC_RCV_RULE_11, 0); tw32(MAC_RCV_VALUE_11, 0);
7673 case 11:
7674 tw32(MAC_RCV_RULE_10, 0); tw32(MAC_RCV_VALUE_10, 0);
7675 case 10:
7676 tw32(MAC_RCV_RULE_9, 0); tw32(MAC_RCV_VALUE_9, 0);
7677 case 9:
7678 tw32(MAC_RCV_RULE_8, 0); tw32(MAC_RCV_VALUE_8, 0);
7679 case 8:
7680 tw32(MAC_RCV_RULE_7, 0); tw32(MAC_RCV_VALUE_7, 0);
7681 case 7:
7682 tw32(MAC_RCV_RULE_6, 0); tw32(MAC_RCV_VALUE_6, 0);
7683 case 6:
7684 tw32(MAC_RCV_RULE_5, 0); tw32(MAC_RCV_VALUE_5, 0);
7685 case 5:
7686 tw32(MAC_RCV_RULE_4, 0); tw32(MAC_RCV_VALUE_4, 0);
7687 case 4:
7688 /* tw32(MAC_RCV_RULE_3, 0); tw32(MAC_RCV_VALUE_3, 0); */
7689 case 3:
7690 /* tw32(MAC_RCV_RULE_2, 0); tw32(MAC_RCV_VALUE_2, 0); */
7691 case 2:
7692 case 1:
7693
7694 default:
7695 break;
855e1111 7696 }
1da177e4 7697
9ce768ea
MC		 7698 if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)
7699 /* Write our heartbeat update interval to APE. */
7700 tg3_ape_write32(tp, TG3_APE_HOST_HEARTBEAT_INT_MS,
7701 APE_HOST_HEARTBEAT_INT_DISABLE);
0d3031d9 7702
1da177e4
LT		 7703 tg3_write_sig_post_reset(tp, RESET_KIND_INIT);
7704
1da177e4
LT		 7705 return 0;
7706}
7707
7708/* Called at device open time to get the chip ready for
7709 * packet processing. Invoked with tp->lock held.
7710 */
8e7a22e3 7711static int tg3_init_hw(struct tg3 *tp, int reset_phy)
1da177e4 7712{
1da177e4
LT		 7713 tg3_switch_clocks(tp);
7714
7715 tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
7716
2f751b67 7717 return tg3_reset_hw(tp, reset_phy);
1da177e4
LT		 7718}
7719
7720#define TG3_STAT_ADD32(PSTAT, REG) \
7721do { u32 __val = tr32(REG); \
7722 (PSTAT)->low += __val; \
7723 if ((PSTAT)->low < __val) \
7724 (PSTAT)->high += 1; \
7725} while (0)
7726
7727static void tg3_periodic_fetch_stats(struct tg3 *tp)
7728{
7729 struct tg3_hw_stats *sp = tp->hw_stats;
7730
7731 if (!netif_carrier_ok(tp->dev))
7732 return;
7733
7734 TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS);
7735 TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS);
7736 TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT);
7737 TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT);
7738 TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS);
7739 TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS);
7740 TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS);
7741 TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED);
7742 TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL);
7743 TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL);
7744 TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST);
7745 TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST);
7746 TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST);
7747
7748 TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS);
7749 TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS);
7750 TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST);
7751 TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST);
7752 TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST);
7753 TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS);
7754 TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS);
7755 TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD);
7756 TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD);
7757 TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD);
7758 TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED);
7759 TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG);
7760 TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS);
7761 TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE);
463d305b
MC		 7762
7763 TG3_STAT_ADD32(&sp->rxbds_empty, RCVLPC_NO_RCV_BD_CNT);
7764 TG3_STAT_ADD32(&sp->rx_discards, RCVLPC_IN_DISCARDS_CNT);
7765 TG3_STAT_ADD32(&sp->rx_errors, RCVLPC_IN_ERRORS_CNT);
1da177e4
LT		 7766}
7767
7768static void tg3_timer(unsigned long __opaque)
7769{
7770 struct tg3 *tp = (struct tg3 *) __opaque;
1da177e4 7771
f475f163
MC		 7772 if (tp->irq_sync)
7773 goto restart_timer;
7774
f47c11ee 7775 spin_lock(&tp->lock);
1da177e4 7776
fac9b83e
DM		 7777 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
7778 /* All of this garbage is because when using non-tagged
7779 * IRQ status the mailbox/status_block protocol the chip
7780 * uses with the cpu is race prone.
7781 */
7782 if (tp->hw_status->status & SD_STATUS_UPDATED) {
7783 tw32(GRC_LOCAL_CTRL,
7784 tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
7785 } else {
7786 tw32(HOSTCC_MODE, tp->coalesce_mode |
7787 (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
7788 }
1da177e4 7789
fac9b83e
DM		 7790 if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
7791 tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER;
f47c11ee 7792 spin_unlock(&tp->lock);
fac9b83e
DM		 7793 schedule_work(&tp->reset_task);
7794 return;
7795 }
1da177e4
LT		 7796 }
7797
1da177e4
LT		 7798 /* This part only runs once per second. */
7799 if (!--tp->timer_counter) {
fac9b83e
DM		 7800 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
7801 tg3_periodic_fetch_stats(tp);
7802
1da177e4
LT		 7803 if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
7804 u32 mac_stat;
7805 int phy_event;
7806
7807 mac_stat = tr32(MAC_STATUS);
7808
7809 phy_event = 0;
7810 if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) {
7811 if (mac_stat & MAC_STATUS_MI_INTERRUPT)
7812 phy_event = 1;
7813 } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)
7814 phy_event = 1;
7815
7816 if (phy_event)
7817 tg3_setup_phy(tp, 0);
7818 } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) {
7819 u32 mac_stat = tr32(MAC_STATUS);
7820 int need_setup = 0;
7821
7822 if (netif_carrier_ok(tp->dev) &&
7823 (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) {
7824 need_setup = 1;
7825 }
7826 if (! netif_carrier_ok(tp->dev) &&
7827 (mac_stat & (MAC_STATUS_PCS_SYNCED |
7828 MAC_STATUS_SIGNAL_DET))) {
7829 need_setup = 1;
7830 }
7831 if (need_setup) {
3d3ebe74
MC		 7832 if (!tp->serdes_counter) {
7833 tw32_f(MAC_MODE,
7834 (tp->mac_mode &
7835 ~MAC_MODE_PORT_MODE_MASK));
7836 udelay(40);
7837 tw32_f(MAC_MODE, tp->mac_mode);
7838 udelay(40);
7839 }
1da177e4
LT		 7840 tg3_setup_phy(tp, 0);
7841 }
747e8f8b
MC		 7842 } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
7843 tg3_serdes_parallel_detect(tp);
1da177e4
LT		 7844
7845 tp->timer_counter = tp->timer_multiplier;
7846 }
7847
130b8e4d
MC		 7848 /* Heartbeat is only sent once every 2 seconds.
7849 *
7850 * The heartbeat is to tell the ASF firmware that the host
7851 * driver is still alive. In the event that the OS crashes,
7852 * ASF needs to reset the hardware to free up the FIFO space
7853 * that may be filled with rx packets destined for the host.
7854 * If the FIFO is full, ASF will no longer function properly.
7855 *
7856 * Unintended resets have been reported on real time kernels
7857 * where the timer doesn't run on time. Netpoll will also have
7858 * same problem.
7859 *
7860 * The new FWCMD_NICDRV_ALIVE3 command tells the ASF firmware
7861 * to check the ring condition when the heartbeat is expiring
7862 * before doing the reset. This will prevent most unintended
7863 * resets.
7864 */
1da177e4 7865 if (!--tp->asf_counter) {
bc7959b2
MC		 7866 if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) &&
7867 !(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) {
7c5026aa
MC		 7868 tg3_wait_for_event_ack(tp);
7869
bbadf503 7870 tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX,
130b8e4d 7871 FWCMD_NICDRV_ALIVE3);
bbadf503 7872 tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
28fbef78 7873 /* 5 seconds timeout */
bbadf503 7874 tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 5);
4ba526ce
MC		 7875
7876 tg3_generate_fw_event(tp);
1da177e4
LT		 7877 }
7878 tp->asf_counter = tp->asf_multiplier;
7879 }
7880
f47c11ee 7881 spin_unlock(&tp->lock);
1da177e4 7882
f475f163 7883restart_timer:
1da177e4
LT		 7884 tp->timer.expires = jiffies + tp->timer_offset;
7885 add_timer(&tp->timer);
7886}
7887
81789ef5 7888static int tg3_request_irq(struct tg3 *tp)
fcfa0a32 7889{
7d12e780 7890 irq_handler_t fn;
fcfa0a32
MC		 7891 unsigned long flags;
7892 struct net_device *dev = tp->dev;
7893
7894 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
7895 fn = tg3_msi;
7896 if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI)
7897 fn = tg3_msi_1shot;
1fb9df5d 7898 flags = IRQF_SAMPLE_RANDOM;
fcfa0a32
MC		 7899 } else {
7900 fn = tg3_interrupt;
7901 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
7902 fn = tg3_interrupt_tagged;
1fb9df5d 7903 flags = IRQF_SHARED | IRQF_SAMPLE_RANDOM;
fcfa0a32
MC		 7904 }
7905 return (request_irq(tp->pdev->irq, fn, flags, dev->name, dev));
7906}
7907
7938109f
MC		 7908static int tg3_test_interrupt(struct tg3 *tp)
7909{
7910 struct net_device *dev = tp->dev;
b16250e3 7911 int err, i, intr_ok = 0;
7938109f 7912
d4bc3927
MC		 7913 if (!netif_running(dev))
7914 return -ENODEV;
7915
7938109f
MC		 7916 tg3_disable_ints(tp);
7917
7918 free_irq(tp->pdev->irq, dev);
7919
7920 err = request_irq(tp->pdev->irq, tg3_test_isr,
1fb9df5d 7921 IRQF_SHARED | IRQF_SAMPLE_RANDOM, dev->name, dev);
7938109f
MC		 7922 if (err)
7923 return err;
7924
38f3843e 7925 tp->hw_status->status &= ~SD_STATUS_UPDATED;
7938109f
MC		 7926 tg3_enable_ints(tp);
7927
7928 tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
7929 HOSTCC_MODE_NOW);
7930
7931 for (i = 0; i < 5; i++) {
b16250e3
MC		 7932 u32 int_mbox, misc_host_ctrl;
7933
09ee929c
MC		 7934 int_mbox = tr32_mailbox(MAILBOX_INTERRUPT_0 +
7935 TG3_64BIT_REG_LOW);
b16250e3
MC		 7936 misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
7937
7938 if ((int_mbox != 0) ||
7939 (misc_host_ctrl & MISC_HOST_CTRL_MASK_PCI_INT)) {
7940 intr_ok = 1;
7938109f 7941 break;
b16250e3
MC		 7942 }
7943
7938109f
MC		 7944 msleep(10);
7945 }
7946
7947 tg3_disable_ints(tp);
7948
7949 free_irq(tp->pdev->irq, dev);
6aa20a22 7950
fcfa0a32 7951 err = tg3_request_irq(tp);
7938109f
MC		 7952
7953 if (err)
7954 return err;
7955
b16250e3 7956 if (intr_ok)
7938109f
MC		 7957 return 0;
7958
7959 return -EIO;
7960}
7961
7962/* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is
7963 * successfully restored
7964 */
7965static int tg3_test_msi(struct tg3 *tp)
7966{
7967 struct net_device *dev = tp->dev;
7968 int err;
7969 u16 pci_cmd;
7970
7971 if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI))
7972 return 0;
7973
7974 /* Turn off SERR reporting in case MSI terminates with Master
7975 * Abort.
7976 */
7977 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
7978 pci_write_config_word(tp->pdev, PCI_COMMAND,
7979 pci_cmd & ~PCI_COMMAND_SERR);
7980
7981 err = tg3_test_interrupt(tp);
7982
7983 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
7984
7985 if (!err)
7986 return 0;
7987
7988 /* other failures */
7989 if (err != -EIO)
7990 return err;
7991
7992 /* MSI test failed, go back to INTx mode */
7993 printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
7994 "switching to INTx mode. Please report this failure to "
7995 "the PCI maintainer and include system chipset information.\n",
7996 tp->dev->name);
7997
7998 free_irq(tp->pdev->irq, dev);
7999 pci_disable_msi(tp->pdev);
8000
8001 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
8002
fcfa0a32 8003 err = tg3_request_irq(tp);
7938109f
MC		 8004 if (err)
8005 return err;
8006
8007 /* Need to reset the chip because the MSI cycle may have terminated
8008 * with Master Abort.
8009 */
f47c11ee 8010 tg3_full_lock(tp, 1);
7938109f 8011
944d980e 8012 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
8e7a22e3 8013 err = tg3_init_hw(tp, 1);
7938109f 8014
f47c11ee 8015 tg3_full_unlock(tp);
7938109f
MC		 8016
8017 if (err)
8018 free_irq(tp->pdev->irq, dev);
8019
8020 return err;
8021}
8022
1da177e4
LT		 8023static int tg3_open(struct net_device *dev)
8024{
8025 struct tg3 *tp = netdev_priv(dev);
8026 int err;
8027
c49a1561
MC		 8028 netif_carrier_off(tp->dev);
8029
bc1c7567 8030 err = tg3_set_power_state(tp, PCI_D0);
2f751b67 8031 if (err)
bc1c7567 8032 return err;
2f751b67
MC		 8033
8034 tg3_full_lock(tp, 0);
bc1c7567 8035
1da177e4
LT		 8036 tg3_disable_ints(tp);
8037 tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
8038
f47c11ee 8039 tg3_full_unlock(tp);
1da177e4
LT		 8040
8041 /* The placement of this call is tied
8042 * to the setup and use of Host TX descriptors.
8043 */
8044 err = tg3_alloc_consistent(tp);
8045 if (err)
8046 return err;
8047
7544b097 8048 if (tp->tg3_flags & TG3_FLAG_SUPPORT_MSI) {
fac9b83e
DM		 8049 /* All MSI supporting chips should support tagged
8050 * status. Assert that this is the case.
8051 */
8052 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
8053 printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
8054 "Not using MSI.\n", tp->dev->name);
8055 } else if (pci_enable_msi(tp->pdev) == 0) {
88b06bc2
MC		 8056 u32 msi_mode;
8057
8058 msi_mode = tr32(MSGINT_MODE);
8059 tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
8060 tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
8061 }
8062 }
fcfa0a32 8063 err = tg3_request_irq(tp);
1da177e4
LT		 8064
8065 if (err) {
88b06bc2
MC		 8066 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
8067 pci_disable_msi(tp->pdev);
8068 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
8069 }
1da177e4
LT		 8070 tg3_free_consistent(tp);
8071 return err;
8072 }
8073
bea3348e
SH		 8074 napi_enable(&tp->napi);
8075
f47c11ee 8076 tg3_full_lock(tp, 0);
1da177e4 8077
8e7a22e3 8078 err = tg3_init_hw(tp, 1);
1da177e4 8079 if (err) {
944d980e 8080 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 8081 tg3_free_rings(tp);
8082 } else {
fac9b83e
DM		 8083 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
8084 tp->timer_offset = HZ;
8085 else
8086 tp->timer_offset = HZ / 10;
8087
8088 BUG_ON(tp->timer_offset > HZ);
8089 tp->timer_counter = tp->timer_multiplier =
8090 (HZ / tp->timer_offset);
8091 tp->asf_counter = tp->asf_multiplier =
28fbef78 8092 ((HZ / tp->timer_offset) * 2);
1da177e4
LT		 8093
8094 init_timer(&tp->timer);
8095 tp->timer.expires = jiffies + tp->timer_offset;
8096 tp->timer.data = (unsigned long) tp;
8097 tp->timer.function = tg3_timer;
1da177e4
LT		 8098 }
8099
f47c11ee 8100 tg3_full_unlock(tp);
1da177e4
LT		 8101
8102 if (err) {
bea3348e 8103 napi_disable(&tp->napi);
88b06bc2
MC		 8104 free_irq(tp->pdev->irq, dev);
8105 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
8106 pci_disable_msi(tp->pdev);
8107 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
8108 }
1da177e4
LT		 8109 tg3_free_consistent(tp);
8110 return err;
8111 }
8112
7938109f
MC		 8113 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
8114 err = tg3_test_msi(tp);
fac9b83e 8115
7938109f 8116 if (err) {
f47c11ee 8117 tg3_full_lock(tp, 0);
7938109f
MC		 8118
8119 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
8120 pci_disable_msi(tp->pdev);
8121 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
8122 }
944d980e 8123 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7938109f
MC		 8124 tg3_free_rings(tp);
8125 tg3_free_consistent(tp);
8126
f47c11ee 8127 tg3_full_unlock(tp);
7938109f 8128
bea3348e
SH		 8129 napi_disable(&tp->napi);
8130
7938109f
MC		 8131 return err;
8132 }
fcfa0a32
MC		 8133
8134 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
8135 if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI) {
b5d3772c 8136 u32 val = tr32(PCIE_TRANSACTION_CFG);
fcfa0a32 8137
b5d3772c
MC		 8138 tw32(PCIE_TRANSACTION_CFG,
8139 val | PCIE_TRANS_CFG_1SHOT_MSI);
fcfa0a32
MC		 8140 }
8141 }
7938109f
MC		 8142 }
8143
b02fd9e3
MC		 8144 tg3_phy_start(tp);
8145
f47c11ee 8146 tg3_full_lock(tp, 0);
1da177e4 8147
7938109f
MC		 8148 add_timer(&tp->timer);
8149 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
1da177e4
LT		 8150 tg3_enable_ints(tp);
8151
f47c11ee 8152 tg3_full_unlock(tp);
1da177e4
LT		 8153
8154 netif_start_queue(dev);
8155
8156 return 0;
8157}
8158
8159#if 0
8160/*static*/ void tg3_dump_state(struct tg3 *tp)
8161{
8162 u32 val32, val32_2, val32_3, val32_4, val32_5;
8163 u16 val16;
8164 int i;
8165
8166 pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
8167 pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
8168 printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n",
8169 val16, val32);
8170
8171 /* MAC block */
8172 printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n",
8173 tr32(MAC_MODE), tr32(MAC_STATUS));
8174 printk(" MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n",
8175 tr32(MAC_EVENT), tr32(MAC_LED_CTRL));
8176 printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n",
8177 tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS));
8178 printk(" MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n",
8179 tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS));
8180
8181 /* Send data initiator control block */
8182 printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n",
8183 tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS));
8184 printk(" SNDDATAI_STATSCTRL[%08x]\n",
8185 tr32(SNDDATAI_STATSCTRL));
8186
8187 /* Send data completion control block */
8188 printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE));
8189
8190 /* Send BD ring selector block */
8191 printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n",
8192 tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS));
8193
8194 /* Send BD initiator control block */
8195 printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n",
8196 tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS));
8197
8198 /* Send BD completion control block */
8199 printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE));
8200
8201 /* Receive list placement control block */
8202 printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n",
8203 tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS));
8204 printk(" RCVLPC_STATSCTRL[%08x]\n",
8205 tr32(RCVLPC_STATSCTRL));
8206
8207 /* Receive data and receive BD initiator control block */
8208 printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n",
8209 tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS));
8210
8211 /* Receive data completion control block */
8212 printk("DEBUG: RCVDCC_MODE[%08x]\n",
8213 tr32(RCVDCC_MODE));
8214
8215 /* Receive BD initiator control block */
8216 printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n",
8217 tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS));
8218
8219 /* Receive BD completion control block */
8220 printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n",
8221 tr32(RCVCC_MODE), tr32(RCVCC_STATUS));
8222
8223 /* Receive list selector control block */
8224 printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n",
8225 tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS));
8226
8227 /* Mbuf cluster free block */
8228 printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n",
8229 tr32(MBFREE_MODE), tr32(MBFREE_STATUS));
8230
8231 /* Host coalescing control block */
8232 printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n",
8233 tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS));
8234 printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n",
8235 tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
8236 tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
8237 printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n",
8238 tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
8239 tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
8240 printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n",
8241 tr32(HOSTCC_STATS_BLK_NIC_ADDR));
8242 printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n",
8243 tr32(HOSTCC_STATUS_BLK_NIC_ADDR));
8244
8245 /* Memory arbiter control block */
8246 printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n",
8247 tr32(MEMARB_MODE), tr32(MEMARB_STATUS));
8248
8249 /* Buffer manager control block */
8250 printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n",
8251 tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS));
8252 printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n",
8253 tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE));
8254 printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] "
8255 "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n",
8256 tr32(BUFMGR_DMA_DESC_POOL_ADDR),
8257 tr32(BUFMGR_DMA_DESC_POOL_SIZE));
8258
8259 /* Read DMA control block */
8260 printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n",
8261 tr32(RDMAC_MODE), tr32(RDMAC_STATUS));
8262
8263 /* Write DMA control block */
8264 printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n",
8265 tr32(WDMAC_MODE), tr32(WDMAC_STATUS));
8266
8267 /* DMA completion block */
8268 printk("DEBUG: DMAC_MODE[%08x]\n",
8269 tr32(DMAC_MODE));
8270
8271 /* GRC block */
8272 printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n",
8273 tr32(GRC_MODE), tr32(GRC_MISC_CFG));
8274 printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n",
8275 tr32(GRC_LOCAL_CTRL));
8276
8277 /* TG3_BDINFOs */
8278 printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n",
8279 tr32(RCVDBDI_JUMBO_BD + 0x0),
8280 tr32(RCVDBDI_JUMBO_BD + 0x4),
8281 tr32(RCVDBDI_JUMBO_BD + 0x8),
8282 tr32(RCVDBDI_JUMBO_BD + 0xc));
8283 printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n",
8284 tr32(RCVDBDI_STD_BD + 0x0),
8285 tr32(RCVDBDI_STD_BD + 0x4),
8286 tr32(RCVDBDI_STD_BD + 0x8),
8287 tr32(RCVDBDI_STD_BD + 0xc));
8288 printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n",
8289 tr32(RCVDBDI_MINI_BD + 0x0),
8290 tr32(RCVDBDI_MINI_BD + 0x4),
8291 tr32(RCVDBDI_MINI_BD + 0x8),
8292 tr32(RCVDBDI_MINI_BD + 0xc));
8293
8294 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32);
8295 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2);
8296 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3);
8297 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4);
8298 printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n",
8299 val32, val32_2, val32_3, val32_4);
8300
8301 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32);
8302 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2);
8303 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3);
8304 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4);
8305 printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n",
8306 val32, val32_2, val32_3, val32_4);
8307
8308 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32);
8309 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2);
8310 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3);
8311 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4);
8312 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5);
8313 printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n",
8314 val32, val32_2, val32_3, val32_4, val32_5);
8315
8316 /* SW status block */
8317 printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
8318 tp->hw_status->status,
8319 tp->hw_status->status_tag,
8320 tp->hw_status->rx_jumbo_consumer,
8321 tp->hw_status->rx_consumer,
8322 tp->hw_status->rx_mini_consumer,
8323 tp->hw_status->idx[0].rx_producer,
8324 tp->hw_status->idx[0].tx_consumer);
8325
8326 /* SW statistics block */
8327 printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
8328 ((u32 *)tp->hw_stats)[0],
8329 ((u32 *)tp->hw_stats)[1],
8330 ((u32 *)tp->hw_stats)[2],
8331 ((u32 *)tp->hw_stats)[3]);
8332
8333 /* Mailboxes */
8334 printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n",
09ee929c
MC		 8335 tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0),
8336 tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4),
8337 tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0),
8338 tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4));
1da177e4
LT		 8339
8340 /* NIC side send descriptors. */
8341 for (i = 0; i < 6; i++) {
8342 unsigned long txd;
8343
8344 txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC
8345 + (i * sizeof(struct tg3_tx_buffer_desc));
8346 printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n",
8347 i,
8348 readl(txd + 0x0), readl(txd + 0x4),
8349 readl(txd + 0x8), readl(txd + 0xc));
8350 }
8351
8352 /* NIC side RX descriptors. */
8353 for (i = 0; i < 6; i++) {
8354 unsigned long rxd;
8355
8356 rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC
8357 + (i * sizeof(struct tg3_rx_buffer_desc));
8358 printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n",
8359 i,
8360 readl(rxd + 0x0), readl(rxd + 0x4),
8361 readl(rxd + 0x8), readl(rxd + 0xc));
8362 rxd += (4 * sizeof(u32));
8363 printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n",
8364 i,
8365 readl(rxd + 0x0), readl(rxd + 0x4),
8366 readl(rxd + 0x8), readl(rxd + 0xc));
8367 }
8368
8369 for (i = 0; i < 6; i++) {
8370 unsigned long rxd;
8371
8372 rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC
8373 + (i * sizeof(struct tg3_rx_buffer_desc));
8374 printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n",
8375 i,
8376 readl(rxd + 0x0), readl(rxd + 0x4),
8377 readl(rxd + 0x8), readl(rxd + 0xc));
8378 rxd += (4 * sizeof(u32));
8379 printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n",
8380 i,
8381 readl(rxd + 0x0), readl(rxd + 0x4),
8382 readl(rxd + 0x8), readl(rxd + 0xc));
8383 }
8384}
8385#endif
8386
8387static struct net_device_stats *tg3_get_stats(struct net_device *);
8388static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *);
8389
8390static int tg3_close(struct net_device *dev)
8391{
8392 struct tg3 *tp = netdev_priv(dev);
8393
bea3348e 8394 napi_disable(&tp->napi);
28e53bdd 8395 cancel_work_sync(&tp->reset_task);
7faa006f 8396
1da177e4
LT		 8397 netif_stop_queue(dev);
8398
8399 del_timer_sync(&tp->timer);
8400
f47c11ee 8401 tg3_full_lock(tp, 1);
1da177e4
LT		 8402#if 0
8403 tg3_dump_state(tp);
8404#endif
8405
8406 tg3_disable_ints(tp);
8407
944d980e 8408 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4 8409 tg3_free_rings(tp);
5cf64b8a 8410 tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
1da177e4 8411
f47c11ee 8412 tg3_full_unlock(tp);
1da177e4 8413
88b06bc2
MC		 8414 free_irq(tp->pdev->irq, dev);
8415 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
8416 pci_disable_msi(tp->pdev);
8417 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
8418 }
1da177e4
LT		 8419
8420 memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
8421 sizeof(tp->net_stats_prev));
8422 memcpy(&tp->estats_prev, tg3_get_estats(tp),
8423 sizeof(tp->estats_prev));
8424
8425 tg3_free_consistent(tp);
8426
bc1c7567
MC		 8427 tg3_set_power_state(tp, PCI_D3hot);
8428
8429 netif_carrier_off(tp->dev);
8430
1da177e4
LT		 8431 return 0;
8432}
8433
8434static inline unsigned long get_stat64(tg3_stat64_t *val)
8435{
8436 unsigned long ret;
8437
8438#if (BITS_PER_LONG == 32)
8439 ret = val->low;
8440#else
8441 ret = ((u64)val->high << 32) | ((u64)val->low);
8442#endif
8443 return ret;
8444}
8445
816f8b86
SB		 8446static inline u64 get_estat64(tg3_stat64_t *val)
8447{
8448 return ((u64)val->high << 32) | ((u64)val->low);
8449}
8450
1da177e4
LT		 8451static unsigned long calc_crc_errors(struct tg3 *tp)
8452{
8453 struct tg3_hw_stats *hw_stats = tp->hw_stats;
8454
8455 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
8456 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
8457 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
1da177e4
LT		 8458 u32 val;
8459
f47c11ee 8460 spin_lock_bh(&tp->lock);
569a5df8
MC		 8461 if (!tg3_readphy(tp, MII_TG3_TEST1, &val)) {
8462 tg3_writephy(tp, MII_TG3_TEST1,
8463 val | MII_TG3_TEST1_CRC_EN);
1da177e4
LT		 8464 tg3_readphy(tp, 0x14, &val);
8465 } else
8466 val = 0;
f47c11ee 8467 spin_unlock_bh(&tp->lock);
1da177e4
LT		 8468
8469 tp->phy_crc_errors += val;
8470
8471 return tp->phy_crc_errors;
8472 }
8473
8474 return get_stat64(&hw_stats->rx_fcs_errors);
8475}
8476
8477#define ESTAT_ADD(member) \
8478 estats->member = old_estats->member + \
816f8b86 8479 get_estat64(&hw_stats->member)
1da177e4
LT		 8480
8481static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
8482{
8483 struct tg3_ethtool_stats *estats = &tp->estats;
8484 struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
8485 struct tg3_hw_stats *hw_stats = tp->hw_stats;
8486
8487 if (!hw_stats)
8488 return old_estats;
8489
8490 ESTAT_ADD(rx_octets);
8491 ESTAT_ADD(rx_fragments);
8492 ESTAT_ADD(rx_ucast_packets);
8493 ESTAT_ADD(rx_mcast_packets);
8494 ESTAT_ADD(rx_bcast_packets);
8495 ESTAT_ADD(rx_fcs_errors);
8496 ESTAT_ADD(rx_align_errors);
8497 ESTAT_ADD(rx_xon_pause_rcvd);
8498 ESTAT_ADD(rx_xoff_pause_rcvd);
8499 ESTAT_ADD(rx_mac_ctrl_rcvd);
8500 ESTAT_ADD(rx_xoff_entered);
8501 ESTAT_ADD(rx_frame_too_long_errors);
8502 ESTAT_ADD(rx_jabbers);
8503 ESTAT_ADD(rx_undersize_packets);
8504 ESTAT_ADD(rx_in_length_errors);
8505 ESTAT_ADD(rx_out_length_errors);
8506 ESTAT_ADD(rx_64_or_less_octet_packets);
8507 ESTAT_ADD(rx_65_to_127_octet_packets);
8508 ESTAT_ADD(rx_128_to_255_octet_packets);
8509 ESTAT_ADD(rx_256_to_511_octet_packets);
8510 ESTAT_ADD(rx_512_to_1023_octet_packets);
8511 ESTAT_ADD(rx_1024_to_1522_octet_packets);
8512 ESTAT_ADD(rx_1523_to_2047_octet_packets);
8513 ESTAT_ADD(rx_2048_to_4095_octet_packets);
8514 ESTAT_ADD(rx_4096_to_8191_octet_packets);
8515 ESTAT_ADD(rx_8192_to_9022_octet_packets);
8516
8517 ESTAT_ADD(tx_octets);
8518 ESTAT_ADD(tx_collisions);
8519 ESTAT_ADD(tx_xon_sent);
8520 ESTAT_ADD(tx_xoff_sent);
8521 ESTAT_ADD(tx_flow_control);
8522 ESTAT_ADD(tx_mac_errors);
8523 ESTAT_ADD(tx_single_collisions);
8524 ESTAT_ADD(tx_mult_collisions);
8525 ESTAT_ADD(tx_deferred);
8526 ESTAT_ADD(tx_excessive_collisions);
8527 ESTAT_ADD(tx_late_collisions);
8528 ESTAT_ADD(tx_collide_2times);
8529 ESTAT_ADD(tx_collide_3times);
8530 ESTAT_ADD(tx_collide_4times);
8531 ESTAT_ADD(tx_collide_5times);
8532 ESTAT_ADD(tx_collide_6times);
8533 ESTAT_ADD(tx_collide_7times);
8534 ESTAT_ADD(tx_collide_8times);
8535 ESTAT_ADD(tx_collide_9times);
8536 ESTAT_ADD(tx_collide_10times);
8537 ESTAT_ADD(tx_collide_11times);
8538 ESTAT_ADD(tx_collide_12times);
8539 ESTAT_ADD(tx_collide_13times);
8540 ESTAT_ADD(tx_collide_14times);
8541 ESTAT_ADD(tx_collide_15times);
8542 ESTAT_ADD(tx_ucast_packets);
8543 ESTAT_ADD(tx_mcast_packets);
8544 ESTAT_ADD(tx_bcast_packets);
8545 ESTAT_ADD(tx_carrier_sense_errors);
8546 ESTAT_ADD(tx_discards);
8547 ESTAT_ADD(tx_errors);
8548
8549 ESTAT_ADD(dma_writeq_full);
8550 ESTAT_ADD(dma_write_prioq_full);
8551 ESTAT_ADD(rxbds_empty);
8552 ESTAT_ADD(rx_discards);
8553 ESTAT_ADD(rx_errors);
8554 ESTAT_ADD(rx_threshold_hit);
8555
8556 ESTAT_ADD(dma_readq_full);
8557 ESTAT_ADD(dma_read_prioq_full);
8558 ESTAT_ADD(tx_comp_queue_full);
8559
8560 ESTAT_ADD(ring_set_send_prod_index);
8561 ESTAT_ADD(ring_status_update);
8562 ESTAT_ADD(nic_irqs);
8563 ESTAT_ADD(nic_avoided_irqs);
8564 ESTAT_ADD(nic_tx_threshold_hit);
8565
8566 return estats;
8567}
8568
8569static struct net_device_stats *tg3_get_stats(struct net_device *dev)
8570{
8571 struct tg3 *tp = netdev_priv(dev);
8572 struct net_device_stats *stats = &tp->net_stats;
8573 struct net_device_stats *old_stats = &tp->net_stats_prev;
8574 struct tg3_hw_stats *hw_stats = tp->hw_stats;
8575
8576 if (!hw_stats)
8577 return old_stats;
8578
8579 stats->rx_packets = old_stats->rx_packets +
8580 get_stat64(&hw_stats->rx_ucast_packets) +
8581 get_stat64(&hw_stats->rx_mcast_packets) +
8582 get_stat64(&hw_stats->rx_bcast_packets);
6aa20a22 8583
1da177e4
LT		 8584 stats->tx_packets = old_stats->tx_packets +
8585 get_stat64(&hw_stats->tx_ucast_packets) +
8586 get_stat64(&hw_stats->tx_mcast_packets) +
8587 get_stat64(&hw_stats->tx_bcast_packets);
8588
8589 stats->rx_bytes = old_stats->rx_bytes +
8590 get_stat64(&hw_stats->rx_octets);
8591 stats->tx_bytes = old_stats->tx_bytes +
8592 get_stat64(&hw_stats->tx_octets);
8593
8594 stats->rx_errors = old_stats->rx_errors +
4f63b877 8595 get_stat64(&hw_stats->rx_errors);
1da177e4
LT		 8596 stats->tx_errors = old_stats->tx_errors +
8597 get_stat64(&hw_stats->tx_errors) +
8598 get_stat64(&hw_stats->tx_mac_errors) +
8599 get_stat64(&hw_stats->tx_carrier_sense_errors) +
8600 get_stat64(&hw_stats->tx_discards);
8601
8602 stats->multicast = old_stats->multicast +
8603 get_stat64(&hw_stats->rx_mcast_packets);
8604 stats->collisions = old_stats->collisions +
8605 get_stat64(&hw_stats->tx_collisions);
8606
8607 stats->rx_length_errors = old_stats->rx_length_errors +
8608 get_stat64(&hw_stats->rx_frame_too_long_errors) +
8609 get_stat64(&hw_stats->rx_undersize_packets);
8610
8611 stats->rx_over_errors = old_stats->rx_over_errors +
8612 get_stat64(&hw_stats->rxbds_empty);
8613 stats->rx_frame_errors = old_stats->rx_frame_errors +
8614 get_stat64(&hw_stats->rx_align_errors);
8615 stats->tx_aborted_errors = old_stats->tx_aborted_errors +
8616 get_stat64(&hw_stats->tx_discards);
8617 stats->tx_carrier_errors = old_stats->tx_carrier_errors +
8618 get_stat64(&hw_stats->tx_carrier_sense_errors);
8619
8620 stats->rx_crc_errors = old_stats->rx_crc_errors +
8621 calc_crc_errors(tp);
8622
4f63b877
JL		 8623 stats->rx_missed_errors = old_stats->rx_missed_errors +
8624 get_stat64(&hw_stats->rx_discards);
8625
1da177e4
LT		 8626 return stats;
8627}
8628
8629static inline u32 calc_crc(unsigned char *buf, int len)
8630{
8631 u32 reg;
8632 u32 tmp;
8633 int j, k;
8634
8635 reg = 0xffffffff;
8636
8637 for (j = 0; j < len; j++) {
8638 reg ^= buf[j];
8639
8640 for (k = 0; k < 8; k++) {
8641 tmp = reg & 0x01;
8642
8643 reg >>= 1;
8644
8645 if (tmp) {
8646 reg ^= 0xedb88320;
8647 }
8648 }
8649 }
8650
8651 return ~reg;
8652}
8653
8654static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all)
8655{
8656 /* accept or reject all multicast frames */
8657 tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0);
8658 tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0);
8659 tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0);
8660 tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0);
8661}
8662
8663static void __tg3_set_rx_mode(struct net_device *dev)
8664{
8665 struct tg3 *tp = netdev_priv(dev);
8666 u32 rx_mode;
8667
8668 rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC |
8669 RX_MODE_KEEP_VLAN_TAG);
8670
8671 /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG
8672 * flag clear.
8673 */
8674#if TG3_VLAN_TAG_USED
8675 if (!tp->vlgrp &&
8676 !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
8677 rx_mode |= RX_MODE_KEEP_VLAN_TAG;
8678#else
8679 /* By definition, VLAN is disabled always in this
8680 * case.
8681 */
8682 if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
8683 rx_mode |= RX_MODE_KEEP_VLAN_TAG;
8684#endif
8685
8686 if (dev->flags & IFF_PROMISC) {
8687 /* Promiscuous mode. */
8688 rx_mode |= RX_MODE_PROMISC;
8689 } else if (dev->flags & IFF_ALLMULTI) {
8690 /* Accept all multicast. */
8691 tg3_set_multi (tp, 1);
8692 } else if (dev->mc_count < 1) {
8693 /* Reject all multicast. */
8694 tg3_set_multi (tp, 0);
8695 } else {
8696 /* Accept one or more multicast(s). */
8697 struct dev_mc_list *mclist;
8698 unsigned int i;
8699 u32 mc_filter[4] = { 0, };
8700 u32 regidx;
8701 u32 bit;
8702 u32 crc;
8703
8704 for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
8705 i++, mclist = mclist->next) {
8706
8707 crc = calc_crc (mclist->dmi_addr, ETH_ALEN);
8708 bit = ~crc & 0x7f;
8709 regidx = (bit & 0x60) >> 5;
8710 bit &= 0x1f;
8711 mc_filter[regidx] |= (1 << bit);
8712 }
8713
8714 tw32(MAC_HASH_REG_0, mc_filter[0]);
8715 tw32(MAC_HASH_REG_1, mc_filter[1]);
8716 tw32(MAC_HASH_REG_2, mc_filter[2]);
8717 tw32(MAC_HASH_REG_3, mc_filter[3]);
8718 }
8719
8720 if (rx_mode != tp->rx_mode) {
8721 tp->rx_mode = rx_mode;
8722 tw32_f(MAC_RX_MODE, rx_mode);
8723 udelay(10);
8724 }
8725}
8726
8727static void tg3_set_rx_mode(struct net_device *dev)
8728{
8729 struct tg3 *tp = netdev_priv(dev);
8730
e75f7c90
MC		 8731 if (!netif_running(dev))
8732 return;
8733
f47c11ee 8734 tg3_full_lock(tp, 0);
1da177e4 8735 __tg3_set_rx_mode(dev);
f47c11ee 8736 tg3_full_unlock(tp);
1da177e4
LT		 8737}
8738
8739#define TG3_REGDUMP_LEN (32 * 1024)
8740
8741static int tg3_get_regs_len(struct net_device *dev)
8742{
8743 return TG3_REGDUMP_LEN;
8744}
8745
8746static void tg3_get_regs(struct net_device *dev,
8747 struct ethtool_regs *regs, void *_p)
8748{
8749 u32 *p = _p;
8750 struct tg3 *tp = netdev_priv(dev);
8751 u8 *orig_p = _p;
8752 int i;
8753
8754 regs->version = 0;
8755
8756 memset(p, 0, TG3_REGDUMP_LEN);
8757
bc1c7567
MC		 8758 if (tp->link_config.phy_is_low_power)
8759 return;
8760
f47c11ee 8761 tg3_full_lock(tp, 0);
1da177e4
LT		 8762
8763#define __GET_REG32(reg) (*(p)++ = tr32(reg))
8764#define GET_REG32_LOOP(base,len) \
8765do { p = (u32 *)(orig_p + (base)); \
8766 for (i = 0; i < len; i += 4) \
8767 __GET_REG32((base) + i); \
8768} while (0)
8769#define GET_REG32_1(reg) \
8770do { p = (u32 *)(orig_p + (reg)); \
8771 __GET_REG32((reg)); \
8772} while (0)
8773
8774 GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0);
8775 GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200);
8776 GET_REG32_LOOP(MAC_MODE, 0x4f0);
8777 GET_REG32_LOOP(SNDDATAI_MODE, 0xe0);
8778 GET_REG32_1(SNDDATAC_MODE);
8779 GET_REG32_LOOP(SNDBDS_MODE, 0x80);
8780 GET_REG32_LOOP(SNDBDI_MODE, 0x48);
8781 GET_REG32_1(SNDBDC_MODE);
8782 GET_REG32_LOOP(RCVLPC_MODE, 0x20);
8783 GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c);
8784 GET_REG32_LOOP(RCVDBDI_MODE, 0x0c);
8785 GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c);
8786 GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44);
8787 GET_REG32_1(RCVDCC_MODE);
8788 GET_REG32_LOOP(RCVBDI_MODE, 0x20);
8789 GET_REG32_LOOP(RCVCC_MODE, 0x14);
8790 GET_REG32_LOOP(RCVLSC_MODE, 0x08);
8791 GET_REG32_1(MBFREE_MODE);
8792 GET_REG32_LOOP(HOSTCC_MODE, 0x100);
8793 GET_REG32_LOOP(MEMARB_MODE, 0x10);
8794 GET_REG32_LOOP(BUFMGR_MODE, 0x58);
8795 GET_REG32_LOOP(RDMAC_MODE, 0x08);
8796 GET_REG32_LOOP(WDMAC_MODE, 0x08);
091465d7
CE		 8797 GET_REG32_1(RX_CPU_MODE);
8798 GET_REG32_1(RX_CPU_STATE);
8799 GET_REG32_1(RX_CPU_PGMCTR);
8800 GET_REG32_1(RX_CPU_HWBKPT);
8801 GET_REG32_1(TX_CPU_MODE);
8802 GET_REG32_1(TX_CPU_STATE);
8803 GET_REG32_1(TX_CPU_PGMCTR);
1da177e4
LT		 8804 GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110);
8805 GET_REG32_LOOP(FTQ_RESET, 0x120);
8806 GET_REG32_LOOP(MSGINT_MODE, 0x0c);
8807 GET_REG32_1(DMAC_MODE);
8808 GET_REG32_LOOP(GRC_MODE, 0x4c);
8809 if (tp->tg3_flags & TG3_FLAG_NVRAM)
8810 GET_REG32_LOOP(NVRAM_CMD, 0x24);
8811
8812#undef __GET_REG32
8813#undef GET_REG32_LOOP
8814#undef GET_REG32_1
8815
f47c11ee 8816 tg3_full_unlock(tp);
1da177e4
LT		 8817}
8818
8819static int tg3_get_eeprom_len(struct net_device *dev)
8820{
8821 struct tg3 *tp = netdev_priv(dev);
8822
8823 return tp->nvram_size;
8824}
8825
8826static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
b9fc7dc5 8827static int tg3_nvram_read_le(struct tg3 *tp, u32 offset, __le32 *val);
1820180b 8828static int tg3_nvram_read_swab(struct tg3 *tp, u32 offset, u32 *val);
1da177e4
LT		 8829
8830static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
8831{
8832 struct tg3 *tp = netdev_priv(dev);
8833 int ret;
8834 u8 *pd;
b9fc7dc5
AV		 8835 u32 i, offset, len, b_offset, b_count;
8836 __le32 val;
1da177e4 8837
bc1c7567
MC		 8838 if (tp->link_config.phy_is_low_power)
8839 return -EAGAIN;
8840
1da177e4
LT		 8841 offset = eeprom->offset;
8842 len = eeprom->len;
8843 eeprom->len = 0;
8844
8845 eeprom->magic = TG3_EEPROM_MAGIC;
8846
8847 if (offset & 3) {
8848 /* adjustments to start on required 4 byte boundary */
8849 b_offset = offset & 3;
8850 b_count = 4 - b_offset;
8851 if (b_count > len) {
8852 /* i.e. offset=1 len=2 */
8853 b_count = len;
8854 }
b9fc7dc5 8855 ret = tg3_nvram_read_le(tp, offset-b_offset, &val);
1da177e4
LT		 8856 if (ret)
8857 return ret;
1da177e4
LT		 8858 memcpy(data, ((char*)&val) + b_offset, b_count);
8859 len -= b_count;
8860 offset += b_count;
8861 eeprom->len += b_count;
8862 }
8863
8864 /* read bytes upto the last 4 byte boundary */
8865 pd = &data[eeprom->len];
8866 for (i = 0; i < (len - (len & 3)); i += 4) {
b9fc7dc5 8867 ret = tg3_nvram_read_le(tp, offset + i, &val);
1da177e4
LT		 8868 if (ret) {
8869 eeprom->len += i;
8870 return ret;
8871 }
1da177e4
LT		 8872 memcpy(pd + i, &val, 4);
8873 }
8874 eeprom->len += i;
8875
8876 if (len & 3) {
8877 /* read last bytes not ending on 4 byte boundary */
8878 pd = &data[eeprom->len];
8879 b_count = len & 3;
8880 b_offset = offset + len - b_count;
b9fc7dc5 8881 ret = tg3_nvram_read_le(tp, b_offset, &val);
1da177e4
LT		 8882 if (ret)
8883 return ret;
b9fc7dc5 8884 memcpy(pd, &val, b_count);
1da177e4
LT		 8885 eeprom->len += b_count;
8886 }
8887 return 0;
8888}
8889
6aa20a22 8890static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf);
1da177e4
LT		 8891
8892static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
8893{
8894 struct tg3 *tp = netdev_priv(dev);
8895 int ret;
b9fc7dc5 8896 u32 offset, len, b_offset, odd_len;
1da177e4 8897 u8 *buf;
b9fc7dc5 8898 __le32 start, end;
1da177e4 8899
bc1c7567
MC		 8900 if (tp->link_config.phy_is_low_power)
8901 return -EAGAIN;
8902
1da177e4
LT		 8903 if (eeprom->magic != TG3_EEPROM_MAGIC)
8904 return -EINVAL;
8905
8906 offset = eeprom->offset;
8907 len = eeprom->len;
8908
8909 if ((b_offset = (offset & 3))) {
8910 /* adjustments to start on required 4 byte boundary */
b9fc7dc5 8911 ret = tg3_nvram_read_le(tp, offset-b_offset, &start);
1da177e4
LT		 8912 if (ret)
8913 return ret;
1da177e4
LT		 8914 len += b_offset;
8915 offset &= ~3;
1c8594b4
MC		 8916 if (len < 4)
8917 len = 4;
1da177e4
LT		 8918 }
8919
8920 odd_len = 0;
1c8594b4 8921 if (len & 3) {
1da177e4
LT		 8922 /* adjustments to end on required 4 byte boundary */
8923 odd_len = 1;
8924 len = (len + 3) & ~3;
b9fc7dc5 8925 ret = tg3_nvram_read_le(tp, offset+len-4, &end);
1da177e4
LT		 8926 if (ret)
8927 return ret;
1da177e4
LT		 8928 }
8929
8930 buf = data;
8931 if (b_offset || odd_len) {
8932 buf = kmalloc(len, GFP_KERNEL);
ab0049b4 8933 if (!buf)
1da177e4
LT		 8934 return -ENOMEM;
8935 if (b_offset)
8936 memcpy(buf, &start, 4);
8937 if (odd_len)
8938 memcpy(buf+len-4, &end, 4);
8939 memcpy(buf + b_offset, data, eeprom->len);
8940 }
8941
8942 ret = tg3_nvram_write_block(tp, offset, len, buf);
8943
8944 if (buf != data)
8945 kfree(buf);
8946
8947 return ret;
8948}
8949
8950static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
8951{
b02fd9e3
MC		 8952 struct tg3 *tp = netdev_priv(dev);
8953
8954 if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
8955 if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
8956 return -EAGAIN;
8957 return phy_ethtool_gset(tp->mdio_bus.phy_map[PHY_ADDR], cmd);
8958 }
6aa20a22 8959
1da177e4
LT		 8960 cmd->supported = (SUPPORTED_Autoneg);
8961
8962 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
8963 cmd->supported |= (SUPPORTED_1000baseT_Half |
8964 SUPPORTED_1000baseT_Full);
8965
ef348144 8966 if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
1da177e4
LT		 8967 cmd->supported |= (SUPPORTED_100baseT_Half |
8968 SUPPORTED_100baseT_Full |
8969 SUPPORTED_10baseT_Half |
8970 SUPPORTED_10baseT_Full |
3bebab59 8971 SUPPORTED_TP);
ef348144
KK		 8972 cmd->port = PORT_TP;
8973 } else {
1da177e4 8974 cmd->supported |= SUPPORTED_FIBRE;
ef348144
KK		 8975 cmd->port = PORT_FIBRE;
8976 }
6aa20a22 8977
1da177e4
LT		 8978 cmd->advertising = tp->link_config.advertising;
8979 if (netif_running(dev)) {
8980 cmd->speed = tp->link_config.active_speed;
8981 cmd->duplex = tp->link_config.active_duplex;
8982 }
1da177e4
LT		 8983 cmd->phy_address = PHY_ADDR;
8984 cmd->transceiver = 0;
8985 cmd->autoneg = tp->link_config.autoneg;
8986 cmd->maxtxpkt = 0;
8987 cmd->maxrxpkt = 0;
8988 return 0;
8989}
6aa20a22 8990
1da177e4
LT		 8991static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
8992{
8993 struct tg3 *tp = netdev_priv(dev);
6aa20a22 8994
b02fd9e3
MC		 8995 if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
8996 if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
8997 return -EAGAIN;
8998 return phy_ethtool_sset(tp->mdio_bus.phy_map[PHY_ADDR], cmd);
8999 }
9000
6aa20a22 9001 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) {
1da177e4
LT		 9002 /* These are the only valid advertisement bits allowed. */
9003 if (cmd->autoneg == AUTONEG_ENABLE &&
9004 (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
9005 ADVERTISED_1000baseT_Full |
9006 ADVERTISED_Autoneg |
9007 ADVERTISED_FIBRE)))
9008 return -EINVAL;
37ff238d
MC		 9009 /* Fiber can only do SPEED_1000. */
9010 else if ((cmd->autoneg != AUTONEG_ENABLE) &&
9011 (cmd->speed != SPEED_1000))
9012 return -EINVAL;
9013 /* Copper cannot force SPEED_1000. */
9014 } else if ((cmd->autoneg != AUTONEG_ENABLE) &&
9015 (cmd->speed == SPEED_1000))
9016 return -EINVAL;
9017 else if ((cmd->speed == SPEED_1000) &&
0ba11fb3 9018 (tp->tg3_flags & TG3_FLAG_10_100_ONLY))
37ff238d 9019 return -EINVAL;
1da177e4 9020
f47c11ee 9021 tg3_full_lock(tp, 0);
1da177e4
LT		 9022
9023 tp->link_config.autoneg = cmd->autoneg;
9024 if (cmd->autoneg == AUTONEG_ENABLE) {
405d8e5c
AG		 9025 tp->link_config.advertising = (cmd->advertising |
9026 ADVERTISED_Autoneg);
1da177e4
LT		 9027 tp->link_config.speed = SPEED_INVALID;
9028 tp->link_config.duplex = DUPLEX_INVALID;
9029 } else {
9030 tp->link_config.advertising = 0;
9031 tp->link_config.speed = cmd->speed;
9032 tp->link_config.duplex = cmd->duplex;
b02fd9e3 9033 }
6aa20a22 9034
24fcad6b
MC		 9035 tp->link_config.orig_speed = tp->link_config.speed;
9036 tp->link_config.orig_duplex = tp->link_config.duplex;
9037 tp->link_config.orig_autoneg = tp->link_config.autoneg;
9038
1da177e4
LT		 9039 if (netif_running(dev))
9040 tg3_setup_phy(tp, 1);
9041
f47c11ee 9042 tg3_full_unlock(tp);
6aa20a22 9043
1da177e4
LT		 9044 return 0;
9045}
6aa20a22 9046
1da177e4
LT		 9047static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
9048{
9049 struct tg3 *tp = netdev_priv(dev);
6aa20a22 9050
1da177e4
LT		 9051 strcpy(info->driver, DRV_MODULE_NAME);
9052 strcpy(info->version, DRV_MODULE_VERSION);
c4e6575c 9053 strcpy(info->fw_version, tp->fw_ver);
1da177e4
LT		 9054 strcpy(info->bus_info, pci_name(tp->pdev));
9055}
6aa20a22 9056
1da177e4
LT		 9057static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
9058{
9059 struct tg3 *tp = netdev_priv(dev);
6aa20a22 9060
12dac075
RW		 9061 if ((tp->tg3_flags & TG3_FLAG_WOL_CAP) &&
9062 device_can_wakeup(&tp->pdev->dev))
a85feb8c
GZ		 9063 wol->supported = WAKE_MAGIC;
9064 else
9065 wol->supported = 0;
1da177e4
LT		 9066 wol->wolopts = 0;
9067 if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
9068 wol->wolopts = WAKE_MAGIC;
9069 memset(&wol->sopass, 0, sizeof(wol->sopass));
9070}
6aa20a22 9071
1da177e4
LT		 9072static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
9073{
9074 struct tg3 *tp = netdev_priv(dev);
12dac075 9075 struct device *dp = &tp->pdev->dev;
6aa20a22 9076
1da177e4
LT		 9077 if (wol->wolopts & ~WAKE_MAGIC)
9078 return -EINVAL;
9079 if ((wol->wolopts & WAKE_MAGIC) &&
12dac075 9080 !((tp->tg3_flags & TG3_FLAG_WOL_CAP) && device_can_wakeup(dp)))
1da177e4 9081 return -EINVAL;
6aa20a22 9082
f47c11ee 9083 spin_lock_bh(&tp->lock);
12dac075 9084 if (wol->wolopts & WAKE_MAGIC) {
1da177e4 9085 tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
12dac075
RW		 9086 device_set_wakeup_enable(dp, true);
9087 } else {
1da177e4 9088 tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
12dac075
RW		 9089 device_set_wakeup_enable(dp, false);
9090 }
f47c11ee 9091 spin_unlock_bh(&tp->lock);
6aa20a22 9092
1da177e4
LT		 9093 return 0;
9094}
6aa20a22 9095
1da177e4
LT		 9096static u32 tg3_get_msglevel(struct net_device *dev)
9097{
9098 struct tg3 *tp = netdev_priv(dev);
9099 return tp->msg_enable;
9100}
6aa20a22 9101
1da177e4
LT		 9102static void tg3_set_msglevel(struct net_device *dev, u32 value)
9103{
9104 struct tg3 *tp = netdev_priv(dev);
9105 tp->msg_enable = value;
9106}
6aa20a22 9107
1da177e4
LT		 9108static int tg3_set_tso(struct net_device *dev, u32 value)
9109{
9110 struct tg3 *tp = netdev_priv(dev);
9111
9112 if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
9113 if (value)
9114 return -EINVAL;
9115 return 0;
9116 }
b5d3772c
MC		 9117 if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) &&
9118 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906)) {
9936bcf6 9119 if (value) {
b0026624 9120 dev->features |= NETIF_F_TSO6;
57e6983c
MC		 9121 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
9122 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 &&
9123 GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5784_AX) ||
9124 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
9936bcf6
MC		 9125 dev->features |= NETIF_F_TSO_ECN;
9126 } else
9127 dev->features &= ~(NETIF_F_TSO6 | NETIF_F_TSO_ECN);
b0026624 9128 }
1da177e4
LT		 9129 return ethtool_op_set_tso(dev, value);
9130}
6aa20a22 9131
1da177e4
LT		 9132static int tg3_nway_reset(struct net_device *dev)
9133{
9134 struct tg3 *tp = netdev_priv(dev);
1da177e4 9135 int r;
6aa20a22 9136
1da177e4
LT		 9137 if (!netif_running(dev))
9138 return -EAGAIN;
9139
c94e3941
MC		 9140 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
9141 return -EINVAL;
9142
b02fd9e3
MC		 9143 if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
9144 if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
9145 return -EAGAIN;
9146 r = phy_start_aneg(tp->mdio_bus.phy_map[PHY_ADDR]);
9147 } else {
9148 u32 bmcr;
9149
9150 spin_lock_bh(&tp->lock);
9151 r = -EINVAL;
9152 tg3_readphy(tp, MII_BMCR, &bmcr);
9153 if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
9154 ((bmcr & BMCR_ANENABLE) ||
9155 (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT))) {
9156 tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART |
9157 BMCR_ANENABLE);
9158 r = 0;
9159 }
9160 spin_unlock_bh(&tp->lock);
1da177e4 9161 }
6aa20a22 9162
1da177e4
LT		 9163 return r;
9164}
6aa20a22 9165
1da177e4
LT		 9166static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
9167{
9168 struct tg3 *tp = netdev_priv(dev);
6aa20a22 9169
1da177e4
LT		 9170 ering->rx_max_pending = TG3_RX_RING_SIZE - 1;
9171 ering->rx_mini_max_pending = 0;
4f81c32b
MC		 9172 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE)
9173 ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1;
9174 else
9175 ering->rx_jumbo_max_pending = 0;
9176
9177 ering->tx_max_pending = TG3_TX_RING_SIZE - 1;
1da177e4
LT		 9178
9179 ering->rx_pending = tp->rx_pending;
9180 ering->rx_mini_pending = 0;
4f81c32b
MC		 9181 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE)
9182 ering->rx_jumbo_pending = tp->rx_jumbo_pending;
9183 else
9184 ering->rx_jumbo_pending = 0;
9185
1da177e4
LT		 9186 ering->tx_pending = tp->tx_pending;
9187}
6aa20a22 9188
1da177e4
LT		 9189static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
9190{
9191 struct tg3 *tp = netdev_priv(dev);
b9ec6c1b 9192 int irq_sync = 0, err = 0;
6aa20a22 9193
1da177e4
LT		 9194 if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) ||
9195 (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) ||
bc3a9254
MC		 9196 (ering->tx_pending > TG3_TX_RING_SIZE - 1) ||
9197 (ering->tx_pending <= MAX_SKB_FRAGS) ||
7f62ad5d 9198 ((tp->tg3_flags2 & TG3_FLG2_TSO_BUG) &&
bc3a9254 9199 (ering->tx_pending <= (MAX_SKB_FRAGS * 3))))
1da177e4 9200 return -EINVAL;
6aa20a22 9201
bbe832c0 9202 if (netif_running(dev)) {
b02fd9e3 9203 tg3_phy_stop(tp);
1da177e4 9204 tg3_netif_stop(tp);
bbe832c0
MC		 9205 irq_sync = 1;
9206 }
1da177e4 9207
bbe832c0 9208 tg3_full_lock(tp, irq_sync);
6aa20a22 9209
1da177e4
LT		 9210 tp->rx_pending = ering->rx_pending;
9211
9212 if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) &&
9213 tp->rx_pending > 63)
9214 tp->rx_pending = 63;
9215 tp->rx_jumbo_pending = ering->rx_jumbo_pending;
9216 tp->tx_pending = ering->tx_pending;
9217
9218 if (netif_running(dev)) {
944d980e 9219 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
b9ec6c1b
MC		 9220 err = tg3_restart_hw(tp, 1);
9221 if (!err)
9222 tg3_netif_start(tp);
1da177e4
LT		 9223 }
9224
f47c11ee 9225 tg3_full_unlock(tp);
6aa20a22 9226
b02fd9e3
MC		 9227 if (irq_sync && !err)
9228 tg3_phy_start(tp);
9229
b9ec6c1b 9230 return err;
1da177e4 9231}
6aa20a22 9232
1da177e4
LT		 9233static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
9234{
9235 struct tg3 *tp = netdev_priv(dev);
6aa20a22 9236
1da177e4 9237 epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
8d018621
MC		 9238
9239 if (tp->link_config.active_flowctrl & TG3_FLOW_CTRL_RX)
9240 epause->rx_pause = 1;
9241 else
9242 epause->rx_pause = 0;
9243
9244 if (tp->link_config.active_flowctrl & TG3_FLOW_CTRL_TX)
9245 epause->tx_pause = 1;
9246 else
9247 epause->tx_pause = 0;
1da177e4 9248}
6aa20a22 9249
1da177e4
LT		 9250static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
9251{
9252 struct tg3 *tp = netdev_priv(dev);
b02fd9e3 9253 int err = 0;
6aa20a22 9254
b02fd9e3
MC		 9255 if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
9256 if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
9257 return -EAGAIN;
1da177e4 9258
b02fd9e3
MC		 9259 if (epause->autoneg) {
9260 u32 newadv;
9261 struct phy_device *phydev;
f47c11ee 9262
b02fd9e3 9263 phydev = tp->mdio_bus.phy_map[PHY_ADDR];
1da177e4 9264
b02fd9e3
MC		 9265 if (epause->rx_pause) {
9266 if (epause->tx_pause)
9267 newadv = ADVERTISED_Pause;
9268 else
9269 newadv = ADVERTISED_Pause |
9270 ADVERTISED_Asym_Pause;
9271 } else if (epause->tx_pause) {
9272 newadv = ADVERTISED_Asym_Pause;
9273 } else
9274 newadv = 0;
9275
9276 if (tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED) {
9277 u32 oldadv = phydev->advertising &
9278 (ADVERTISED_Pause |
9279 ADVERTISED_Asym_Pause);
9280 if (oldadv != newadv) {
9281 phydev->advertising &=
9282 ~(ADVERTISED_Pause |
9283 ADVERTISED_Asym_Pause);
9284 phydev->advertising |= newadv;
9285 err = phy_start_aneg(phydev);
9286 }
9287 } else {
9288 tp->link_config.advertising &=
9289 ~(ADVERTISED_Pause |
9290 ADVERTISED_Asym_Pause);
9291 tp->link_config.advertising |= newadv;
9292 }
9293 } else {
9294 if (epause->rx_pause)
9295 tp->link_config.flowctrl |= TG3_FLOW_CTRL_RX;
9296 else
9297 tp->link_config.flowctrl &= ~TG3_FLOW_CTRL_RX;
f47c11ee 9298
b02fd9e3
MC		 9299 if (epause->tx_pause)
9300 tp->link_config.flowctrl |= TG3_FLOW_CTRL_TX;
9301 else
9302 tp->link_config.flowctrl &= ~TG3_FLOW_CTRL_TX;
9303
9304 if (netif_running(dev))
9305 tg3_setup_flow_control(tp, 0, 0);
9306 }
9307 } else {
9308 int irq_sync = 0;
9309
9310 if (netif_running(dev)) {
9311 tg3_netif_stop(tp);
9312 irq_sync = 1;
9313 }
9314
9315 tg3_full_lock(tp, irq_sync);
9316
9317 if (epause->autoneg)
9318 tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
9319 else
9320 tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
9321 if (epause->rx_pause)
9322 tp->link_config.flowctrl |= TG3_FLOW_CTRL_RX;
9323 else
9324 tp->link_config.flowctrl &= ~TG3_FLOW_CTRL_RX;
9325 if (epause->tx_pause)
9326 tp->link_config.flowctrl |= TG3_FLOW_CTRL_TX;
9327 else
9328 tp->link_config.flowctrl &= ~TG3_FLOW_CTRL_TX;
9329
9330 if (netif_running(dev)) {
9331 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
9332 err = tg3_restart_hw(tp, 1);
9333 if (!err)
9334 tg3_netif_start(tp);
9335 }
9336
9337 tg3_full_unlock(tp);
9338 }
6aa20a22 9339
b9ec6c1b 9340 return err;
1da177e4 9341}
6aa20a22 9342
1da177e4
LT		 9343static u32 tg3_get_rx_csum(struct net_device *dev)
9344{
9345 struct tg3 *tp = netdev_priv(dev);
9346 return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0;
9347}
6aa20a22 9348
1da177e4
LT		 9349static int tg3_set_rx_csum(struct net_device *dev, u32 data)
9350{
9351 struct tg3 *tp = netdev_priv(dev);
6aa20a22 9352
1da177e4
LT		 9353 if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
9354 if (data != 0)
9355 return -EINVAL;
9356 return 0;
9357 }
6aa20a22 9358
f47c11ee 9359 spin_lock_bh(&tp->lock);
1da177e4
LT		 9360 if (data)
9361 tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
9362 else
9363 tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
f47c11ee 9364 spin_unlock_bh(&tp->lock);
6aa20a22 9365
1da177e4
LT		 9366 return 0;
9367}
6aa20a22 9368
1da177e4
LT		 9369static int tg3_set_tx_csum(struct net_device *dev, u32 data)
9370{
9371 struct tg3 *tp = netdev_priv(dev);
6aa20a22 9372
1da177e4
LT		 9373 if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
9374 if (data != 0)
9375 return -EINVAL;
9376 return 0;
9377 }
6aa20a22 9378
af36e6b6 9379 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
d30cdd28 9380 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
9936bcf6 9381 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
57e6983c
MC		 9382 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
9383 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
6460d948 9384 ethtool_op_set_tx_ipv6_csum(dev, data);
1da177e4 9385 else
9c27dbdf 9386 ethtool_op_set_tx_csum(dev, data);
1da177e4
LT		 9387
9388 return 0;
9389}
9390
b9f2c044 9391static int tg3_get_sset_count (struct net_device *dev, int sset)
1da177e4 9392{
b9f2c044
JG		 9393 switch (sset) {
9394 case ETH_SS_TEST:
9395 return TG3_NUM_TEST;
9396 case ETH_SS_STATS:
9397 return TG3_NUM_STATS;
9398 default:
9399 return -EOPNOTSUPP;
9400 }
4cafd3f5
MC		 9401}
9402
1da177e4
LT		 9403static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
9404{
9405 switch (stringset) {
9406 case ETH_SS_STATS:
9407 memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
9408 break;
4cafd3f5
MC		 9409 case ETH_SS_TEST:
9410 memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
9411 break;
1da177e4
LT		 9412 default:
9413 WARN_ON(1); /* we need a WARN() */
9414 break;
9415 }
9416}
9417
4009a93d
MC		 9418static int tg3_phys_id(struct net_device *dev, u32 data)
9419{
9420 struct tg3 *tp = netdev_priv(dev);
9421 int i;
9422
9423 if (!netif_running(tp->dev))
9424 return -EAGAIN;
9425
9426 if (data == 0)
759afc31 9427 data = UINT_MAX / 2;
4009a93d
MC		 9428
9429 for (i = 0; i < (data * 2); i++) {
9430 if ((i % 2) == 0)
9431 tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE |
9432 LED_CTRL_1000MBPS_ON |
9433 LED_CTRL_100MBPS_ON |
9434 LED_CTRL_10MBPS_ON |
9435 LED_CTRL_TRAFFIC_OVERRIDE |
9436 LED_CTRL_TRAFFIC_BLINK |
9437 LED_CTRL_TRAFFIC_LED);
6aa20a22 9438
4009a93d
MC		 9439 else
9440 tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE |
9441 LED_CTRL_TRAFFIC_OVERRIDE);
9442
9443 if (msleep_interruptible(500))
9444 break;
9445 }
9446 tw32(MAC_LED_CTRL, tp->led_ctrl);
9447 return 0;
9448}
9449
1da177e4
LT		 9450static void tg3_get_ethtool_stats (struct net_device *dev,
9451 struct ethtool_stats *estats, u64 *tmp_stats)
9452{
9453 struct tg3 *tp = netdev_priv(dev);
9454 memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
9455}
9456
566f86ad 9457#define NVRAM_TEST_SIZE 0x100
a5767dec
MC		 9458#define NVRAM_SELFBOOT_FORMAT1_0_SIZE 0x14
9459#define NVRAM_SELFBOOT_FORMAT1_2_SIZE 0x18
9460#define NVRAM_SELFBOOT_FORMAT1_3_SIZE 0x1c
b16250e3
MC		 9461#define NVRAM_SELFBOOT_HW_SIZE 0x20
9462#define NVRAM_SELFBOOT_DATA_SIZE 0x1c
566f86ad
MC		 9463
9464static int tg3_test_nvram(struct tg3 *tp)
9465{
b9fc7dc5
AV		 9466 u32 csum, magic;
9467 __le32 *buf;
ab0049b4 9468 int i, j, k, err = 0, size;
566f86ad 9469
1820180b 9470 if (tg3_nvram_read_swab(tp, 0, &magic) != 0)
1b27777a
MC		 9471 return -EIO;
9472
1b27777a
MC		 9473 if (magic == TG3_EEPROM_MAGIC)
9474 size = NVRAM_TEST_SIZE;
b16250e3 9475 else if ((magic & TG3_EEPROM_MAGIC_FW_MSK) == TG3_EEPROM_MAGIC_FW) {
a5767dec
MC		 9476 if ((magic & TG3_EEPROM_SB_FORMAT_MASK) ==
9477 TG3_EEPROM_SB_FORMAT_1) {
9478 switch (magic & TG3_EEPROM_SB_REVISION_MASK) {
9479 case TG3_EEPROM_SB_REVISION_0:
9480 size = NVRAM_SELFBOOT_FORMAT1_0_SIZE;
9481 break;
9482 case TG3_EEPROM_SB_REVISION_2:
9483 size = NVRAM_SELFBOOT_FORMAT1_2_SIZE;
9484 break;
9485 case TG3_EEPROM_SB_REVISION_3:
9486 size = NVRAM_SELFBOOT_FORMAT1_3_SIZE;
9487 break;
9488 default:
9489 return 0;
9490 }
9491 } else
1b27777a 9492 return 0;
b16250e3
MC		 9493 } else if ((magic & TG3_EEPROM_MAGIC_HW_MSK) == TG3_EEPROM_MAGIC_HW)
9494 size = NVRAM_SELFBOOT_HW_SIZE;
9495 else
1b27777a
MC		 9496 return -EIO;
9497
9498 buf = kmalloc(size, GFP_KERNEL);
566f86ad
MC		 9499 if (buf == NULL)
9500 return -ENOMEM;
9501
1b27777a
MC		 9502 err = -EIO;
9503 for (i = 0, j = 0; i < size; i += 4, j++) {
b9fc7dc5 9504 if ((err = tg3_nvram_read_le(tp, i, &buf[j])) != 0)
566f86ad 9505 break;
566f86ad 9506 }
1b27777a 9507 if (i < size)
566f86ad
MC		 9508 goto out;
9509
1b27777a 9510 /* Selfboot format */
b9fc7dc5
AV		 9511 magic = swab32(le32_to_cpu(buf[0]));
9512 if ((magic & TG3_EEPROM_MAGIC_FW_MSK) ==
b16250e3 9513 TG3_EEPROM_MAGIC_FW) {
1b27777a
MC		 9514 u8 *buf8 = (u8 *) buf, csum8 = 0;
9515
b9fc7dc5 9516 if ((magic & TG3_EEPROM_SB_REVISION_MASK) ==
a5767dec
MC		 9517 TG3_EEPROM_SB_REVISION_2) {
9518 /* For rev 2, the csum doesn't include the MBA. */
9519 for (i = 0; i < TG3_EEPROM_SB_F1R2_MBA_OFF; i++)
9520 csum8 += buf8[i];
9521 for (i = TG3_EEPROM_SB_F1R2_MBA_OFF + 4; i < size; i++)
9522 csum8 += buf8[i];
9523 } else {
9524 for (i = 0; i < size; i++)
9525 csum8 += buf8[i];
9526 }
1b27777a 9527
ad96b485
AB		 9528 if (csum8 == 0) {
9529 err = 0;
9530 goto out;
9531 }
9532
9533 err = -EIO;
9534 goto out;
1b27777a 9535 }
566f86ad 9536
b9fc7dc5 9537 if ((magic & TG3_EEPROM_MAGIC_HW_MSK) ==
b16250e3
MC		 9538 TG3_EEPROM_MAGIC_HW) {
9539 u8 data[NVRAM_SELFBOOT_DATA_SIZE];
9540 u8 parity[NVRAM_SELFBOOT_DATA_SIZE];
9541 u8 *buf8 = (u8 *) buf;
b16250e3
MC		 9542
9543 /* Separate the parity bits and the data bytes. */
9544 for (i = 0, j = 0, k = 0; i < NVRAM_SELFBOOT_HW_SIZE; i++) {
9545 if ((i == 0) || (i == 8)) {
9546 int l;
9547 u8 msk;
9548
9549 for (l = 0, msk = 0x80; l < 7; l++, msk >>= 1)
9550 parity[k++] = buf8[i] & msk;
9551 i++;
9552 }
9553 else if (i == 16) {
9554 int l;
9555 u8 msk;
9556
9557 for (l = 0, msk = 0x20; l < 6; l++, msk >>= 1)
9558 parity[k++] = buf8[i] & msk;
9559 i++;
9560
9561 for (l = 0, msk = 0x80; l < 8; l++, msk >>= 1)
9562 parity[k++] = buf8[i] & msk;
9563 i++;
9564 }
9565 data[j++] = buf8[i];
9566 }
9567
9568 err = -EIO;
9569 for (i = 0; i < NVRAM_SELFBOOT_DATA_SIZE; i++) {
9570 u8 hw8 = hweight8(data[i]);
9571
9572 if ((hw8 & 0x1) && parity[i])
9573 goto out;
9574 else if (!(hw8 & 0x1) && !parity[i])
9575 goto out;
9576 }
9577 err = 0;
9578 goto out;
9579 }
9580
566f86ad
MC		 9581 /* Bootstrap checksum at offset 0x10 */
9582 csum = calc_crc((unsigned char *) buf, 0x10);
b9fc7dc5 9583 if(csum != le32_to_cpu(buf[0x10/4]))
566f86ad
MC		 9584 goto out;
9585
9586 /* Manufacturing block starts at offset 0x74, checksum at 0xfc */
9587 csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
b9fc7dc5 9588 if (csum != le32_to_cpu(buf[0xfc/4]))
566f86ad
MC		 9589 goto out;
9590
9591 err = 0;
9592
9593out:
9594 kfree(buf);
9595 return err;
9596}
9597
ca43007a
MC		 9598#define TG3_SERDES_TIMEOUT_SEC 2
9599#define TG3_COPPER_TIMEOUT_SEC 6
9600
9601static int tg3_test_link(struct tg3 *tp)
9602{
9603 int i, max;
9604
9605 if (!netif_running(tp->dev))
9606 return -ENODEV;
9607
4c987487 9608 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
ca43007a
MC		 9609 max = TG3_SERDES_TIMEOUT_SEC;
9610 else
9611 max = TG3_COPPER_TIMEOUT_SEC;
9612
9613 for (i = 0; i < max; i++) {
9614 if (netif_carrier_ok(tp->dev))
9615 return 0;
9616
9617 if (msleep_interruptible(1000))
9618 break;
9619 }
9620
9621 return -EIO;
9622}
9623
a71116d1 9624/* Only test the commonly used registers */
30ca3e37 9625static int tg3_test_registers(struct tg3 *tp)
a71116d1 9626{
b16250e3 9627 int i, is_5705, is_5750;
a71116d1
MC		 9628 u32 offset, read_mask, write_mask, val, save_val, read_val;
9629 static struct {
9630 u16 offset;
9631 u16 flags;
9632#define TG3_FL_5705 0x1
9633#define TG3_FL_NOT_5705 0x2
9634#define TG3_FL_NOT_5788 0x4
b16250e3 9635#define TG3_FL_NOT_5750 0x8
a71116d1
MC		 9636 u32 read_mask;
9637 u32 write_mask;
9638 } reg_tbl[] = {
9639 /* MAC Control Registers */
9640 { MAC_MODE, TG3_FL_NOT_5705,
9641 0x00000000, 0x00ef6f8c },
9642 { MAC_MODE, TG3_FL_5705,
9643 0x00000000, 0x01ef6b8c },
9644 { MAC_STATUS, TG3_FL_NOT_5705,
9645 0x03800107, 0x00000000 },
9646 { MAC_STATUS, TG3_FL_5705,
9647 0x03800100, 0x00000000 },
9648 { MAC_ADDR_0_HIGH, 0x0000,
9649 0x00000000, 0x0000ffff },
9650 { MAC_ADDR_0_LOW, 0x0000,
9651 0x00000000, 0xffffffff },
9652 { MAC_RX_MTU_SIZE, 0x0000,
9653 0x00000000, 0x0000ffff },
9654 { MAC_TX_MODE, 0x0000,
9655 0x00000000, 0x00000070 },
9656 { MAC_TX_LENGTHS, 0x0000,
9657 0x00000000, 0x00003fff },
9658 { MAC_RX_MODE, TG3_FL_NOT_5705,
9659 0x00000000, 0x000007fc },
9660 { MAC_RX_MODE, TG3_FL_5705,
9661 0x00000000, 0x000007dc },
9662 { MAC_HASH_REG_0, 0x0000,
9663 0x00000000, 0xffffffff },
9664 { MAC_HASH_REG_1, 0x0000,
9665 0x00000000, 0xffffffff },
9666 { MAC_HASH_REG_2, 0x0000,
9667 0x00000000, 0xffffffff },
9668 { MAC_HASH_REG_3, 0x0000,
9669 0x00000000, 0xffffffff },
9670
9671 /* Receive Data and Receive BD Initiator Control Registers. */
9672 { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705,
9673 0x00000000, 0xffffffff },
9674 { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705,
9675 0x00000000, 0xffffffff },
9676 { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705,
9677 0x00000000, 0x00000003 },
9678 { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705,
9679 0x00000000, 0xffffffff },
9680 { RCVDBDI_STD_BD+0, 0x0000,
9681 0x00000000, 0xffffffff },
9682 { RCVDBDI_STD_BD+4, 0x0000,
9683 0x00000000, 0xffffffff },
9684 { RCVDBDI_STD_BD+8, 0x0000,
9685 0x00000000, 0xffff0002 },
9686 { RCVDBDI_STD_BD+0xc, 0x0000,
9687 0x00000000, 0xffffffff },
6aa20a22 9688
a71116d1
MC		 9689 /* Receive BD Initiator Control Registers. */
9690 { RCVBDI_STD_THRESH, TG3_FL_NOT_5705,
9691 0x00000000, 0xffffffff },
9692 { RCVBDI_STD_THRESH, TG3_FL_5705,
9693 0x00000000, 0x000003ff },
9694 { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705,
9695 0x00000000, 0xffffffff },
6aa20a22 9696
a71116d1
MC		 9697 /* Host Coalescing Control Registers. */
9698 { HOSTCC_MODE, TG3_FL_NOT_5705,
9699 0x00000000, 0x00000004 },
9700 { HOSTCC_MODE, TG3_FL_5705,
9701 0x00000000, 0x000000f6 },
9702 { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705,
9703 0x00000000, 0xffffffff },
9704 { HOSTCC_RXCOL_TICKS, TG3_FL_5705,
9705 0x00000000, 0x000003ff },
9706 { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705,
9707 0x00000000, 0xffffffff },
9708 { HOSTCC_TXCOL_TICKS, TG3_FL_5705,
9709 0x00000000, 0x000003ff },
9710 { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705,
9711 0x00000000, 0xffffffff },
9712 { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
9713 0x00000000, 0x000000ff },
9714 { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705,
9715 0x00000000, 0xffffffff },
9716 { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
9717 0x00000000, 0x000000ff },
9718 { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705,
9719 0x00000000, 0xffffffff },
9720 { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705,
9721 0x00000000, 0xffffffff },
9722 { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705,
9723 0x00000000, 0xffffffff },
9724 { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
9725 0x00000000, 0x000000ff },
9726 { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705,
9727 0x00000000, 0xffffffff },
9728 { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
9729 0x00000000, 0x000000ff },
9730 { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705,
9731 0x00000000, 0xffffffff },
9732 { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705,
9733 0x00000000, 0xffffffff },
9734 { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705,
9735 0x00000000, 0xffffffff },
9736 { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000,
9737 0x00000000, 0xffffffff },
9738 { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000,
9739 0x00000000, 0xffffffff },
9740 { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000,
9741 0xffffffff, 0x00000000 },
9742 { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000,
9743 0xffffffff, 0x00000000 },
9744
9745 /* Buffer Manager Control Registers. */
b16250e3 9746 { BUFMGR_MB_POOL_ADDR, TG3_FL_NOT_5750,
a71116d1 9747 0x00000000, 0x007fff80 },
b16250e3 9748 { BUFMGR_MB_POOL_SIZE, TG3_FL_NOT_5750,
a71116d1
MC		 9749 0x00000000, 0x007fffff },
9750 { BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
9751 0x00000000, 0x0000003f },
9752 { BUFMGR_MB_MACRX_LOW_WATER, 0x0000,
9753 0x00000000, 0x000001ff },
9754 { BUFMGR_MB_HIGH_WATER, 0x0000,
9755 0x00000000, 0x000001ff },
9756 { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705,
9757 0xffffffff, 0x00000000 },
9758 { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705,
9759 0xffffffff, 0x00000000 },
6aa20a22 9760
a71116d1
MC		 9761 /* Mailbox Registers */
9762 { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000,
9763 0x00000000, 0x000001ff },
9764 { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705,
9765 0x00000000, 0x000001ff },
9766 { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000,
9767 0x00000000, 0x000007ff },
9768 { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000,
9769 0x00000000, 0x000001ff },
9770
9771 { 0xffff, 0x0000, 0x00000000, 0x00000000 },
9772 };
9773
b16250e3
MC		 9774 is_5705 = is_5750 = 0;
9775 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
a71116d1 9776 is_5705 = 1;
b16250e3
MC		 9777 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
9778 is_5750 = 1;
9779 }
a71116d1
MC		 9780
9781 for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
9782 if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
9783 continue;
9784
9785 if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705))
9786 continue;
9787
9788 if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
9789 (reg_tbl[i].flags & TG3_FL_NOT_5788))
9790 continue;
9791
b16250e3
MC		 9792 if (is_5750 && (reg_tbl[i].flags & TG3_FL_NOT_5750))
9793 continue;
9794
a71116d1
MC		 9795 offset = (u32) reg_tbl[i].offset;
9796 read_mask = reg_tbl[i].read_mask;
9797 write_mask = reg_tbl[i].write_mask;
9798
9799 /* Save the original register content */
9800 save_val = tr32(offset);
9801
9802 /* Determine the read-only value. */
9803 read_val = save_val & read_mask;
9804
9805 /* Write zero to the register, then make sure the read-only bits
9806 * are not changed and the read/write bits are all zeros.
9807 */
9808 tw32(offset, 0);
9809
9810 val = tr32(offset);
9811
9812 /* Test the read-only and read/write bits. */
9813 if (((val & read_mask) != read_val) || (val & write_mask))
9814 goto out;
9815
9816 /* Write ones to all the bits defined by RdMask and WrMask, then
9817 * make sure the read-only bits are not changed and the
9818 * read/write bits are all ones.
9819 */
9820 tw32(offset, read_mask | write_mask);
9821
9822 val = tr32(offset);
9823
9824 /* Test the read-only bits. */
9825 if ((val & read_mask) != read_val)
9826 goto out;
9827
9828 /* Test the read/write bits. */
9829 if ((val & write_mask) != write_mask)
9830 goto out;
9831
9832 tw32(offset, save_val);
9833 }
9834
9835 return 0;
9836
9837out:
9f88f29f
MC		 9838 if (netif_msg_hw(tp))
9839 printk(KERN_ERR PFX "Register test failed at offset %x\n",
9840 offset);
a71116d1
MC		 9841 tw32(offset, save_val);
9842 return -EIO;
9843}
9844
7942e1db
MC		 9845static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
9846{
f71e1309 9847 static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
7942e1db
MC		 9848 int i;
9849 u32 j;
9850
e9edda69 9851 for (i = 0; i < ARRAY_SIZE(test_pattern); i++) {
7942e1db
MC		 9852 for (j = 0; j < len; j += 4) {
9853 u32 val;
9854
9855 tg3_write_mem(tp, offset + j, test_pattern[i]);
9856 tg3_read_mem(tp, offset + j, &val);
9857 if (val != test_pattern[i])
9858 return -EIO;
9859 }
9860 }
9861 return 0;
9862}
9863
9864static int tg3_test_memory(struct tg3 *tp)
9865{
9866 static struct mem_entry {
9867 u32 offset;
9868 u32 len;
9869 } mem_tbl_570x[] = {
38690194 9870 { 0x00000000, 0x00b50},
7942e1db
MC		 9871 { 0x00002000, 0x1c000},
9872 { 0xffffffff, 0x00000}
9873 }, mem_tbl_5705[] = {
9874 { 0x00000100, 0x0000c},
9875 { 0x00000200, 0x00008},
7942e1db
MC		 9876 { 0x00004000, 0x00800},
9877 { 0x00006000, 0x01000},
9878 { 0x00008000, 0x02000},
9879 { 0x00010000, 0x0e000},
9880 { 0xffffffff, 0x00000}
79f4d13a
MC		 9881 }, mem_tbl_5755[] = {
9882 { 0x00000200, 0x00008},
9883 { 0x00004000, 0x00800},
9884 { 0x00006000, 0x00800},
9885 { 0x00008000, 0x02000},
9886 { 0x00010000, 0x0c000},
9887 { 0xffffffff, 0x00000}
b16250e3
MC		 9888 }, mem_tbl_5906[] = {
9889 { 0x00000200, 0x00008},
9890 { 0x00004000, 0x00400},
9891 { 0x00006000, 0x00400},
9892 { 0x00008000, 0x01000},
9893 { 0x00010000, 0x01000},
9894 { 0xffffffff, 0x00000}
7942e1db
MC		 9895 };
9896 struct mem_entry *mem_tbl;
9897 int err = 0;
9898 int i;
9899
79f4d13a 9900 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
af36e6b6 9901 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
d30cdd28 9902 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
9936bcf6 9903 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
57e6983c
MC		 9904 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
9905 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
79f4d13a 9906 mem_tbl = mem_tbl_5755;
b16250e3
MC		 9907 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
9908 mem_tbl = mem_tbl_5906;
79f4d13a
MC		 9909 else
9910 mem_tbl = mem_tbl_5705;
9911 } else
7942e1db
MC		 9912 mem_tbl = mem_tbl_570x;
9913
9914 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
9915 if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
9916 mem_tbl[i].len)) != 0)
9917 break;
9918 }
6aa20a22 9919
7942e1db
MC		 9920 return err;
9921}
9922
9f40dead
MC		 9923#define TG3_MAC_LOOPBACK 0
9924#define TG3_PHY_LOOPBACK 1
9925
9926static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
c76949a6 9927{
9f40dead 9928 u32 mac_mode, rx_start_idx, rx_idx, tx_idx, opaque_key;
c76949a6
MC		 9929 u32 desc_idx;
9930 struct sk_buff *skb, *rx_skb;
9931 u8 *tx_data;
9932 dma_addr_t map;
9933 int num_pkts, tx_len, rx_len, i, err;
9934 struct tg3_rx_buffer_desc *desc;
9935
9f40dead 9936 if (loopback_mode == TG3_MAC_LOOPBACK) {
c94e3941
MC		 9937 /* HW errata - mac loopback fails in some cases on 5780.
9938 * Normal traffic and PHY loopback are not affected by
9939 * errata.
9940 */
9941 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
9942 return 0;
9943
9f40dead 9944 mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
e8f3f6ca
MC		 9945 MAC_MODE_PORT_INT_LPBACK;
9946 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
9947 mac_mode |= MAC_MODE_LINK_POLARITY;
3f7045c1
MC		 9948 if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
9949 mac_mode |= MAC_MODE_PORT_MODE_MII;
9950 else
9951 mac_mode |= MAC_MODE_PORT_MODE_GMII;
9f40dead
MC		 9952 tw32(MAC_MODE, mac_mode);
9953 } else if (loopback_mode == TG3_PHY_LOOPBACK) {
3f7045c1
MC		 9954 u32 val;
9955
b16250e3
MC		 9956 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
9957 u32 phytest;
9958
9959 if (!tg3_readphy(tp, MII_TG3_EPHY_TEST, &phytest)) {
9960 u32 phy;
9961
9962 tg3_writephy(tp, MII_TG3_EPHY_TEST,
9963 phytest | MII_TG3_EPHY_SHADOW_EN);
9964 if (!tg3_readphy(tp, 0x1b, &phy))
9965 tg3_writephy(tp, 0x1b, phy & ~0x20);
b16250e3
MC		 9966 tg3_writephy(tp, MII_TG3_EPHY_TEST, phytest);
9967 }
5d64ad34
MC		 9968 val = BMCR_LOOPBACK | BMCR_FULLDPLX | BMCR_SPEED100;
9969 } else
9970 val = BMCR_LOOPBACK | BMCR_FULLDPLX | BMCR_SPEED1000;
3f7045c1 9971
9ef8ca99
MC		 9972 tg3_phy_toggle_automdix(tp, 0);
9973
3f7045c1 9974 tg3_writephy(tp, MII_BMCR, val);
c94e3941 9975 udelay(40);
5d64ad34 9976
e8f3f6ca 9977 mac_mode = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
5d64ad34 9978 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
b16250e3 9979 tg3_writephy(tp, MII_TG3_EPHY_PTEST, 0x1800);
5d64ad34
MC		 9980 mac_mode |= MAC_MODE_PORT_MODE_MII;
9981 } else
9982 mac_mode |= MAC_MODE_PORT_MODE_GMII;
b16250e3 9983
c94e3941
MC		 9984 /* reset to prevent losing 1st rx packet intermittently */
9985 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
9986 tw32_f(MAC_RX_MODE, RX_MODE_RESET);
9987 udelay(10);
9988 tw32_f(MAC_RX_MODE, tp->rx_mode);
9989 }
e8f3f6ca
MC		 9990 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
9991 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)
9992 mac_mode &= ~MAC_MODE_LINK_POLARITY;
9993 else if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411)
9994 mac_mode |= MAC_MODE_LINK_POLARITY;
ff18ff02
MC		 9995 tg3_writephy(tp, MII_TG3_EXT_CTRL,
9996 MII_TG3_EXT_CTRL_LNK3_LED_MODE);
9997 }
9f40dead 9998 tw32(MAC_MODE, mac_mode);
9f40dead
MC		 9999 }
10000 else
10001 return -EINVAL;
c76949a6
MC		 10002
10003 err = -EIO;
10004
c76949a6 10005 tx_len = 1514;
a20e9c62 10006 skb = netdev_alloc_skb(tp->dev, tx_len);
a50bb7b9
JJ		 10007 if (!skb)
10008 return -ENOMEM;
10009
c76949a6
MC		 10010 tx_data = skb_put(skb, tx_len);
10011 memcpy(tx_data, tp->dev->dev_addr, 6);
10012 memset(tx_data + 6, 0x0, 8);
10013
10014 tw32(MAC_RX_MTU_SIZE, tx_len + 4);
10015
10016 for (i = 14; i < tx_len; i++)
10017 tx_data[i] = (u8) (i & 0xff);
10018
10019 map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE);
10020
10021 tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
10022 HOSTCC_MODE_NOW);
10023
10024 udelay(10);
10025
10026 rx_start_idx = tp->hw_status->idx[0].rx_producer;
10027
c76949a6
MC		 10028 num_pkts = 0;
10029
9f40dead 10030 tg3_set_txd(tp, tp->tx_prod, map, tx_len, 0, 1);
c76949a6 10031
9f40dead 10032 tp->tx_prod++;
c76949a6
MC		 10033 num_pkts++;
10034
9f40dead
MC		 10035 tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW,
10036 tp->tx_prod);
09ee929c 10037 tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
c76949a6
MC		 10038
10039 udelay(10);
10040
3f7045c1
MC		 10041 /* 250 usec to allow enough time on some 10/100 Mbps devices. */
10042 for (i = 0; i < 25; i++) {
c76949a6
MC		 10043 tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
10044 HOSTCC_MODE_NOW);
10045
10046 udelay(10);
10047
10048 tx_idx = tp->hw_status->idx[0].tx_consumer;
10049 rx_idx = tp->hw_status->idx[0].rx_producer;
9f40dead 10050 if ((tx_idx == tp->tx_prod) &&
c76949a6
MC		 10051 (rx_idx == (rx_start_idx + num_pkts)))
10052 break;
10053 }
10054
10055 pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
10056 dev_kfree_skb(skb);
10057
9f40dead 10058 if (tx_idx != tp->tx_prod)
c76949a6
MC		 10059 goto out;
10060
10061 if (rx_idx != rx_start_idx + num_pkts)
10062 goto out;
10063
10064 desc = &tp->rx_rcb[rx_start_idx];
10065 desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
10066 opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
10067 if (opaque_key != RXD_OPAQUE_RING_STD)
10068 goto out;
10069
10070 if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
10071 (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII))
10072 goto out;
10073
10074 rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4;
10075 if (rx_len != tx_len)
10076 goto out;
10077
10078 rx_skb = tp->rx_std_buffers[desc_idx].skb;
10079
10080 map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
10081 pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
10082
10083 for (i = 14; i < tx_len; i++) {
10084 if (*(rx_skb->data + i) != (u8) (i & 0xff))
10085 goto out;
10086 }
10087 err = 0;
6aa20a22 10088
c76949a6
MC		 10089 /* tg3_free_rings will unmap and free the rx_skb */
10090out:
10091 return err;
10092}
10093
9f40dead
MC		 10094#define TG3_MAC_LOOPBACK_FAILED 1
10095#define TG3_PHY_LOOPBACK_FAILED 2
10096#define TG3_LOOPBACK_FAILED (TG3_MAC_LOOPBACK_FAILED | \
10097 TG3_PHY_LOOPBACK_FAILED)
10098
10099static int tg3_test_loopback(struct tg3 *tp)
10100{
10101 int err = 0;
9936bcf6 10102 u32 cpmuctrl = 0;
9f40dead
MC		 10103
10104 if (!netif_running(tp->dev))
10105 return TG3_LOOPBACK_FAILED;
10106
b9ec6c1b
MC		 10107 err = tg3_reset_hw(tp, 1);
10108 if (err)
10109 return TG3_LOOPBACK_FAILED;
9f40dead 10110
b2a5c19c 10111 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
57e6983c
MC		 10112 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
10113 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785) {
9936bcf6
MC		 10114 int i;
10115 u32 status;
10116
10117 tw32(TG3_CPMU_MUTEX_REQ, CPMU_MUTEX_REQ_DRIVER);
10118
10119 /* Wait for up to 40 microseconds to acquire lock. */
10120 for (i = 0; i < 4; i++) {
10121 status = tr32(TG3_CPMU_MUTEX_GNT);
10122 if (status == CPMU_MUTEX_GNT_DRIVER)
10123 break;
10124 udelay(10);
10125 }
10126
10127 if (status != CPMU_MUTEX_GNT_DRIVER)
10128 return TG3_LOOPBACK_FAILED;
10129
b2a5c19c 10130 /* Turn off link-based power management. */
e875093c 10131 cpmuctrl = tr32(TG3_CPMU_CTRL);
109115e1
MC		 10132 tw32(TG3_CPMU_CTRL,
10133 cpmuctrl & ~(CPMU_CTRL_LINK_SPEED_MODE |
10134 CPMU_CTRL_LINK_AWARE_MODE));
9936bcf6
MC		 10135 }
10136
9f40dead
MC		 10137 if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK))
10138 err |= TG3_MAC_LOOPBACK_FAILED;
9936bcf6 10139
b2a5c19c 10140 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
57e6983c
MC		 10141 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
10142 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785) {
9936bcf6
MC		 10143 tw32(TG3_CPMU_CTRL, cpmuctrl);
10144
10145 /* Release the mutex */
10146 tw32(TG3_CPMU_MUTEX_GNT, CPMU_MUTEX_GNT_DRIVER);
10147 }
10148
dd477003
MC		 10149 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
10150 !(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)) {
9f40dead
MC		 10151 if (tg3_run_loopback(tp, TG3_PHY_LOOPBACK))
10152 err |= TG3_PHY_LOOPBACK_FAILED;
10153 }
10154
10155 return err;
10156}
10157
4cafd3f5
MC		 10158static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
10159 u64 *data)
10160{
566f86ad
MC		 10161 struct tg3 *tp = netdev_priv(dev);
10162
bc1c7567
MC		 10163 if (tp->link_config.phy_is_low_power)
10164 tg3_set_power_state(tp, PCI_D0);
10165
566f86ad
MC		 10166 memset(data, 0, sizeof(u64) * TG3_NUM_TEST);
10167
10168 if (tg3_test_nvram(tp) != 0) {
10169 etest->flags |= ETH_TEST_FL_FAILED;
10170 data[0] = 1;
10171 }
ca43007a
MC		 10172 if (tg3_test_link(tp) != 0) {
10173 etest->flags |= ETH_TEST_FL_FAILED;
10174 data[1] = 1;
10175 }
a71116d1 10176 if (etest->flags & ETH_TEST_FL_OFFLINE) {
b02fd9e3 10177 int err, err2 = 0, irq_sync = 0;
bbe832c0
MC		 10178
10179 if (netif_running(dev)) {
b02fd9e3 10180 tg3_phy_stop(tp);
a71116d1 10181 tg3_netif_stop(tp);
bbe832c0
MC		 10182 irq_sync = 1;
10183 }
a71116d1 10184
bbe832c0 10185 tg3_full_lock(tp, irq_sync);
a71116d1
MC		 10186
10187 tg3_halt(tp, RESET_KIND_SUSPEND, 1);
ec41c7df 10188 err = tg3_nvram_lock(tp);
a71116d1
MC		 10189 tg3_halt_cpu(tp, RX_CPU_BASE);
10190 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
10191 tg3_halt_cpu(tp, TX_CPU_BASE);
ec41c7df
MC		 10192 if (!err)
10193 tg3_nvram_unlock(tp);
a71116d1 10194
d9ab5ad1
MC		 10195 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
10196 tg3_phy_reset(tp);
10197
a71116d1
MC		 10198 if (tg3_test_registers(tp) != 0) {
10199 etest->flags |= ETH_TEST_FL_FAILED;
10200 data[2] = 1;
10201 }
7942e1db
MC		 10202 if (tg3_test_memory(tp) != 0) {
10203 etest->flags |= ETH_TEST_FL_FAILED;
10204 data[3] = 1;
10205 }
9f40dead 10206 if ((data[4] = tg3_test_loopback(tp)) != 0)
c76949a6 10207 etest->flags |= ETH_TEST_FL_FAILED;
a71116d1 10208
f47c11ee
DM		 10209 tg3_full_unlock(tp);
10210
d4bc3927
MC		 10211 if (tg3_test_interrupt(tp) != 0) {
10212 etest->flags |= ETH_TEST_FL_FAILED;
10213 data[5] = 1;
10214 }
f47c11ee
DM		 10215
10216 tg3_full_lock(tp, 0);
d4bc3927 10217
a71116d1
MC		 10218 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
10219 if (netif_running(dev)) {
10220 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
b02fd9e3
MC		 10221 err2 = tg3_restart_hw(tp, 1);
10222 if (!err2)
b9ec6c1b 10223 tg3_netif_start(tp);
a71116d1 10224 }
f47c11ee
DM		 10225
10226 tg3_full_unlock(tp);
b02fd9e3
MC		 10227
10228 if (irq_sync && !err2)
10229 tg3_phy_start(tp);
a71116d1 10230 }
bc1c7567
MC		 10231 if (tp->link_config.phy_is_low_power)
10232 tg3_set_power_state(tp, PCI_D3hot);
10233
4cafd3f5
MC		 10234}
10235
1da177e4
LT		 10236static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
10237{
10238 struct mii_ioctl_data *data = if_mii(ifr);
10239 struct tg3 *tp = netdev_priv(dev);
10240 int err;
10241
b02fd9e3
MC		 10242 if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
10243 if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
10244 return -EAGAIN;
10245 return phy_mii_ioctl(tp->mdio_bus.phy_map[PHY_ADDR], data, cmd);
10246 }
10247
1da177e4
LT		 10248 switch(cmd) {
10249 case SIOCGMIIPHY:
10250 data->phy_id = PHY_ADDR;
10251
10252 /* fallthru */
10253 case SIOCGMIIREG: {
10254 u32 mii_regval;
10255
10256 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
10257 break; /* We have no PHY */
10258
bc1c7567
MC		 10259 if (tp->link_config.phy_is_low_power)
10260 return -EAGAIN;
10261
f47c11ee 10262 spin_lock_bh(&tp->lock);
1da177e4 10263 err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
f47c11ee 10264 spin_unlock_bh(&tp->lock);
1da177e4
LT		 10265
10266 data->val_out = mii_regval;
10267
10268 return err;
10269 }
10270
10271 case SIOCSMIIREG:
10272 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
10273 break; /* We have no PHY */
10274
10275 if (!capable(CAP_NET_ADMIN))
10276 return -EPERM;
10277
bc1c7567
MC		 10278 if (tp->link_config.phy_is_low_power)
10279 return -EAGAIN;
10280
f47c11ee 10281 spin_lock_bh(&tp->lock);
1da177e4 10282 err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
f47c11ee 10283 spin_unlock_bh(&tp->lock);
1da177e4
LT		 10284
10285 return err;
10286
10287 default:
10288 /* do nothing */
10289 break;
10290 }
10291 return -EOPNOTSUPP;
10292}
10293
10294#if TG3_VLAN_TAG_USED
10295static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
10296{
10297 struct tg3 *tp = netdev_priv(dev);
10298
29315e87
MC		 10299 if (netif_running(dev))
10300 tg3_netif_stop(tp);
10301
f47c11ee 10302 tg3_full_lock(tp, 0);
1da177e4
LT		 10303
10304 tp->vlgrp = grp;
10305
10306 /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
10307 __tg3_set_rx_mode(dev);
10308
29315e87
MC		 10309 if (netif_running(dev))
10310 tg3_netif_start(tp);
46966545
MC		 10311
10312 tg3_full_unlock(tp);
1da177e4 10313}
1da177e4
LT		 10314#endif
10315
15f9850d
DM		 10316static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
10317{
10318 struct tg3 *tp = netdev_priv(dev);
10319
10320 memcpy(ec, &tp->coal, sizeof(*ec));
10321 return 0;
10322}
10323
d244c892
MC		 10324static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
10325{
10326 struct tg3 *tp = netdev_priv(dev);
10327 u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0;
10328 u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0;
10329
10330 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
10331 max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT;
10332 max_txcoal_tick_int = MAX_TXCOAL_TICK_INT;
10333 max_stat_coal_ticks = MAX_STAT_COAL_TICKS;
10334 min_stat_coal_ticks = MIN_STAT_COAL_TICKS;
10335 }
10336
10337 if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) ||
10338 (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) ||
10339 (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) ||
10340 (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) ||
10341 (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) ||
10342 (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) ||
10343 (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) ||
10344 (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) ||
10345 (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) ||
10346 (ec->stats_block_coalesce_usecs < min_stat_coal_ticks))
10347 return -EINVAL;
10348
10349 /* No rx interrupts will be generated if both are zero */
10350 if ((ec->rx_coalesce_usecs == 0) &&
10351 (ec->rx_max_coalesced_frames == 0))
10352 return -EINVAL;
10353
10354 /* No tx interrupts will be generated if both are zero */
10355 if ((ec->tx_coalesce_usecs == 0) &&
10356 (ec->tx_max_coalesced_frames == 0))
10357 return -EINVAL;
10358
10359 /* Only copy relevant parameters, ignore all others. */
10360 tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs;
10361 tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs;
10362 tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames;
10363 tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames;
10364 tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq;
10365 tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq;
10366 tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq;
10367 tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq;
10368 tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs;
10369
10370 if (netif_running(dev)) {
10371 tg3_full_lock(tp, 0);
10372 __tg3_set_coalesce(tp, &tp->coal);
10373 tg3_full_unlock(tp);
10374 }
10375 return 0;
10376}
10377
7282d491 10378static const struct ethtool_ops tg3_ethtool_ops = {
1da177e4
LT		 10379 .get_settings = tg3_get_settings,
10380 .set_settings = tg3_set_settings,
10381 .get_drvinfo = tg3_get_drvinfo,
10382 .get_regs_len = tg3_get_regs_len,
10383 .get_regs = tg3_get_regs,
10384 .get_wol = tg3_get_wol,
10385 .set_wol = tg3_set_wol,
10386 .get_msglevel = tg3_get_msglevel,
10387 .set_msglevel = tg3_set_msglevel,
10388 .nway_reset = tg3_nway_reset,
10389 .get_link = ethtool_op_get_link,
10390 .get_eeprom_len = tg3_get_eeprom_len,
10391 .get_eeprom = tg3_get_eeprom,
10392 .set_eeprom = tg3_set_eeprom,
10393 .get_ringparam = tg3_get_ringparam,
10394 .set_ringparam = tg3_set_ringparam,
10395 .get_pauseparam = tg3_get_pauseparam,
10396 .set_pauseparam = tg3_set_pauseparam,
10397 .get_rx_csum = tg3_get_rx_csum,
10398 .set_rx_csum = tg3_set_rx_csum,
1da177e4 10399 .set_tx_csum = tg3_set_tx_csum,
1da177e4 10400 .set_sg = ethtool_op_set_sg,
1da177e4 10401 .set_tso = tg3_set_tso,
4cafd3f5 10402 .self_test = tg3_self_test,
1da177e4 10403 .get_strings = tg3_get_strings,
4009a93d 10404 .phys_id = tg3_phys_id,
1da177e4 10405 .get_ethtool_stats = tg3_get_ethtool_stats,
15f9850d 10406 .get_coalesce = tg3_get_coalesce,
d244c892 10407 .set_coalesce = tg3_set_coalesce,
b9f2c044 10408 .get_sset_count = tg3_get_sset_count,
1da177e4
LT		 10409};
10410
10411static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
10412{
1b27777a 10413 u32 cursize, val, magic;
1da177e4
LT		 10414
10415 tp->nvram_size = EEPROM_CHIP_SIZE;
10416
1820180b 10417 if (tg3_nvram_read_swab(tp, 0, &magic) != 0)
1da177e4
LT		 10418 return;
10419
b16250e3
MC		 10420 if ((magic != TG3_EEPROM_MAGIC) &&
10421 ((magic & TG3_EEPROM_MAGIC_FW_MSK) != TG3_EEPROM_MAGIC_FW) &&
10422 ((magic & TG3_EEPROM_MAGIC_HW_MSK) != TG3_EEPROM_MAGIC_HW))
1da177e4
LT		 10423 return;
10424
10425 /*
10426 * Size the chip by reading offsets at increasing powers of two.
10427 * When we encounter our validation signature, we know the addressing
10428 * has wrapped around, and thus have our chip size.
10429 */
1b27777a 10430 cursize = 0x10;
1da177e4
LT		 10431
10432 while (cursize < tp->nvram_size) {
1820180b 10433 if (tg3_nvram_read_swab(tp, cursize, &val) != 0)
1da177e4
LT		 10434 return;
10435
1820180b 10436 if (val == magic)
1da177e4
LT		 10437 break;
10438
10439 cursize <<= 1;
10440 }
10441
10442 tp->nvram_size = cursize;
10443}
6aa20a22 10444
1da177e4
LT		 10445static void __devinit tg3_get_nvram_size(struct tg3 *tp)
10446{
10447 u32 val;
10448
1820180b 10449 if (tg3_nvram_read_swab(tp, 0, &val) != 0)
1b27777a
MC		 10450 return;
10451
10452 /* Selfboot format */
1820180b 10453 if (val != TG3_EEPROM_MAGIC) {
1b27777a
MC		 10454 tg3_get_eeprom_size(tp);
10455 return;
10456 }
10457
1da177e4
LT		 10458 if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
10459 if (val != 0) {
10460 tp->nvram_size = (val >> 16) * 1024;
10461 return;
10462 }
10463 }
fd1122a2 10464 tp->nvram_size = TG3_NVRAM_SIZE_512KB;
1da177e4
LT		 10465}
10466
10467static void __devinit tg3_get_nvram_info(struct tg3 *tp)
10468{
10469 u32 nvcfg1;
10470
10471 nvcfg1 = tr32(NVRAM_CFG1);
10472 if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
10473 tp->tg3_flags2 |= TG3_FLG2_FLASH;
10474 }
10475 else {
10476 nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
10477 tw32(NVRAM_CFG1, nvcfg1);
10478 }
10479
4c987487 10480 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) ||
a4e2b347 10481 (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
1da177e4
LT		 10482 switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) {
10483 case FLASH_VENDOR_ATMEL_FLASH_BUFFERED:
10484 tp->nvram_jedecnum = JEDEC_ATMEL;
10485 tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
10486 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10487 break;
10488 case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED:
10489 tp->nvram_jedecnum = JEDEC_ATMEL;
10490 tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE;
10491 break;
10492 case FLASH_VENDOR_ATMEL_EEPROM:
10493 tp->nvram_jedecnum = JEDEC_ATMEL;
10494 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
10495 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10496 break;
10497 case FLASH_VENDOR_ST:
10498 tp->nvram_jedecnum = JEDEC_ST;
10499 tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE;
10500 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10501 break;
10502 case FLASH_VENDOR_SAIFUN:
10503 tp->nvram_jedecnum = JEDEC_SAIFUN;
10504 tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE;
10505 break;
10506 case FLASH_VENDOR_SST_SMALL:
10507 case FLASH_VENDOR_SST_LARGE:
10508 tp->nvram_jedecnum = JEDEC_SST;
10509 tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE;
10510 break;
10511 }
10512 }
10513 else {
10514 tp->nvram_jedecnum = JEDEC_ATMEL;
10515 tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
10516 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10517 }
10518}
10519
361b4ac2
MC		 10520static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
10521{
10522 u32 nvcfg1;
10523
10524 nvcfg1 = tr32(NVRAM_CFG1);
10525
e6af301b
MC		 10526 /* NVRAM protection for TPM */
10527 if (nvcfg1 & (1 << 27))
10528 tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
10529
361b4ac2
MC		 10530 switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
10531 case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ:
10532 case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ:
10533 tp->nvram_jedecnum = JEDEC_ATMEL;
10534 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10535 break;
10536 case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
10537 tp->nvram_jedecnum = JEDEC_ATMEL;
10538 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10539 tp->tg3_flags2 |= TG3_FLG2_FLASH;
10540 break;
10541 case FLASH_5752VENDOR_ST_M45PE10:
10542 case FLASH_5752VENDOR_ST_M45PE20:
10543 case FLASH_5752VENDOR_ST_M45PE40:
10544 tp->nvram_jedecnum = JEDEC_ST;
10545 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10546 tp->tg3_flags2 |= TG3_FLG2_FLASH;
10547 break;
10548 }
10549
10550 if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
10551 switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
10552 case FLASH_5752PAGE_SIZE_256:
10553 tp->nvram_pagesize = 256;
10554 break;
10555 case FLASH_5752PAGE_SIZE_512:
10556 tp->nvram_pagesize = 512;
10557 break;
10558 case FLASH_5752PAGE_SIZE_1K:
10559 tp->nvram_pagesize = 1024;
10560 break;
10561 case FLASH_5752PAGE_SIZE_2K:
10562 tp->nvram_pagesize = 2048;
10563 break;
10564 case FLASH_5752PAGE_SIZE_4K:
10565 tp->nvram_pagesize = 4096;
10566 break;
10567 case FLASH_5752PAGE_SIZE_264:
10568 tp->nvram_pagesize = 264;
10569 break;
10570 }
10571 }
10572 else {
10573 /* For eeprom, set pagesize to maximum eeprom size */
10574 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
10575
10576 nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
10577 tw32(NVRAM_CFG1, nvcfg1);
10578 }
10579}
10580
d3c7b886
MC		 10581static void __devinit tg3_get_5755_nvram_info(struct tg3 *tp)
10582{
989a9d23 10583 u32 nvcfg1, protect = 0;
d3c7b886
MC		 10584
10585 nvcfg1 = tr32(NVRAM_CFG1);
10586
10587 /* NVRAM protection for TPM */
989a9d23 10588 if (nvcfg1 & (1 << 27)) {
d3c7b886 10589 tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
989a9d23
MC		 10590 protect = 1;
10591 }
d3c7b886 10592
989a9d23
MC		 10593 nvcfg1 &= NVRAM_CFG1_5752VENDOR_MASK;
10594 switch (nvcfg1) {
d3c7b886
MC		 10595 case FLASH_5755VENDOR_ATMEL_FLASH_1:
10596 case FLASH_5755VENDOR_ATMEL_FLASH_2:
10597 case FLASH_5755VENDOR_ATMEL_FLASH_3:
70b65a2d 10598 case FLASH_5755VENDOR_ATMEL_FLASH_5:
d3c7b886
MC		 10599 tp->nvram_jedecnum = JEDEC_ATMEL;
10600 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10601 tp->tg3_flags2 |= TG3_FLG2_FLASH;
10602 tp->nvram_pagesize = 264;
70b65a2d
MC		 10603 if (nvcfg1 == FLASH_5755VENDOR_ATMEL_FLASH_1 ||
10604 nvcfg1 == FLASH_5755VENDOR_ATMEL_FLASH_5)
fd1122a2
MC		 10605 tp->nvram_size = (protect ? 0x3e200 :
10606 TG3_NVRAM_SIZE_512KB);
989a9d23 10607 else if (nvcfg1 == FLASH_5755VENDOR_ATMEL_FLASH_2)
fd1122a2
MC		 10608 tp->nvram_size = (protect ? 0x1f200 :
10609 TG3_NVRAM_SIZE_256KB);
989a9d23 10610 else
fd1122a2
MC		 10611 tp->nvram_size = (protect ? 0x1f200 :
10612 TG3_NVRAM_SIZE_128KB);
d3c7b886
MC		 10613 break;
10614 case FLASH_5752VENDOR_ST_M45PE10:
10615 case FLASH_5752VENDOR_ST_M45PE20:
10616 case FLASH_5752VENDOR_ST_M45PE40:
10617 tp->nvram_jedecnum = JEDEC_ST;
10618 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10619 tp->tg3_flags2 |= TG3_FLG2_FLASH;
10620 tp->nvram_pagesize = 256;
989a9d23 10621 if (nvcfg1 == FLASH_5752VENDOR_ST_M45PE10)
fd1122a2
MC		 10622 tp->nvram_size = (protect ?
10623 TG3_NVRAM_SIZE_64KB :
10624 TG3_NVRAM_SIZE_128KB);
989a9d23 10625 else if (nvcfg1 == FLASH_5752VENDOR_ST_M45PE20)
fd1122a2
MC		 10626 tp->nvram_size = (protect ?
10627 TG3_NVRAM_SIZE_64KB :
10628 TG3_NVRAM_SIZE_256KB);
989a9d23 10629 else
fd1122a2
MC		 10630 tp->nvram_size = (protect ?
10631 TG3_NVRAM_SIZE_128KB :
10632 TG3_NVRAM_SIZE_512KB);
d3c7b886
MC		 10633 break;
10634 }
10635}
10636
1b27777a
MC		 10637static void __devinit tg3_get_5787_nvram_info(struct tg3 *tp)
10638{
10639 u32 nvcfg1;
10640
10641 nvcfg1 = tr32(NVRAM_CFG1);
10642
10643 switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
10644 case FLASH_5787VENDOR_ATMEL_EEPROM_64KHZ:
10645 case FLASH_5787VENDOR_ATMEL_EEPROM_376KHZ:
10646 case FLASH_5787VENDOR_MICRO_EEPROM_64KHZ:
10647 case FLASH_5787VENDOR_MICRO_EEPROM_376KHZ:
10648 tp->nvram_jedecnum = JEDEC_ATMEL;
10649 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10650 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
10651
10652 nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
10653 tw32(NVRAM_CFG1, nvcfg1);
10654 break;
10655 case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
10656 case FLASH_5755VENDOR_ATMEL_FLASH_1:
10657 case FLASH_5755VENDOR_ATMEL_FLASH_2:
10658 case FLASH_5755VENDOR_ATMEL_FLASH_3:
10659 tp->nvram_jedecnum = JEDEC_ATMEL;
10660 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10661 tp->tg3_flags2 |= TG3_FLG2_FLASH;
10662 tp->nvram_pagesize = 264;
10663 break;
10664 case FLASH_5752VENDOR_ST_M45PE10:
10665 case FLASH_5752VENDOR_ST_M45PE20:
10666 case FLASH_5752VENDOR_ST_M45PE40:
10667 tp->nvram_jedecnum = JEDEC_ST;
10668 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10669 tp->tg3_flags2 |= TG3_FLG2_FLASH;
10670 tp->nvram_pagesize = 256;
10671 break;
10672 }
10673}
10674
6b91fa02
MC		 10675static void __devinit tg3_get_5761_nvram_info(struct tg3 *tp)
10676{
10677 u32 nvcfg1, protect = 0;
10678
10679 nvcfg1 = tr32(NVRAM_CFG1);
10680
10681 /* NVRAM protection for TPM */
10682 if (nvcfg1 & (1 << 27)) {
10683 tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
10684 protect = 1;
10685 }
10686
10687 nvcfg1 &= NVRAM_CFG1_5752VENDOR_MASK;
10688 switch (nvcfg1) {
10689 case FLASH_5761VENDOR_ATMEL_ADB021D:
10690 case FLASH_5761VENDOR_ATMEL_ADB041D:
10691 case FLASH_5761VENDOR_ATMEL_ADB081D:
10692 case FLASH_5761VENDOR_ATMEL_ADB161D:
10693 case FLASH_5761VENDOR_ATMEL_MDB021D:
10694 case FLASH_5761VENDOR_ATMEL_MDB041D:
10695 case FLASH_5761VENDOR_ATMEL_MDB081D:
10696 case FLASH_5761VENDOR_ATMEL_MDB161D:
10697 tp->nvram_jedecnum = JEDEC_ATMEL;
10698 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10699 tp->tg3_flags2 |= TG3_FLG2_FLASH;
10700 tp->tg3_flags3 |= TG3_FLG3_NO_NVRAM_ADDR_TRANS;
10701 tp->nvram_pagesize = 256;
10702 break;
10703 case FLASH_5761VENDOR_ST_A_M45PE20:
10704 case FLASH_5761VENDOR_ST_A_M45PE40:
10705 case FLASH_5761VENDOR_ST_A_M45PE80:
10706 case FLASH_5761VENDOR_ST_A_M45PE16:
10707 case FLASH_5761VENDOR_ST_M_M45PE20:
10708 case FLASH_5761VENDOR_ST_M_M45PE40:
10709 case FLASH_5761VENDOR_ST_M_M45PE80:
10710 case FLASH_5761VENDOR_ST_M_M45PE16:
10711 tp->nvram_jedecnum = JEDEC_ST;
10712 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10713 tp->tg3_flags2 |= TG3_FLG2_FLASH;
10714 tp->nvram_pagesize = 256;
10715 break;
10716 }
10717
10718 if (protect) {
10719 tp->nvram_size = tr32(NVRAM_ADDR_LOCKOUT);
10720 } else {
10721 switch (nvcfg1) {
10722 case FLASH_5761VENDOR_ATMEL_ADB161D:
10723 case FLASH_5761VENDOR_ATMEL_MDB161D:
10724 case FLASH_5761VENDOR_ST_A_M45PE16:
10725 case FLASH_5761VENDOR_ST_M_M45PE16:
fd1122a2 10726 tp->nvram_size = TG3_NVRAM_SIZE_2MB;
6b91fa02
MC		 10727 break;
10728 case FLASH_5761VENDOR_ATMEL_ADB081D:
10729 case FLASH_5761VENDOR_ATMEL_MDB081D:
10730 case FLASH_5761VENDOR_ST_A_M45PE80:
10731 case FLASH_5761VENDOR_ST_M_M45PE80:
fd1122a2 10732 tp->nvram_size = TG3_NVRAM_SIZE_1MB;
6b91fa02
MC		 10733 break;
10734 case FLASH_5761VENDOR_ATMEL_ADB041D:
10735 case FLASH_5761VENDOR_ATMEL_MDB041D:
10736 case FLASH_5761VENDOR_ST_A_M45PE40:
10737 case FLASH_5761VENDOR_ST_M_M45PE40:
fd1122a2 10738 tp->nvram_size = TG3_NVRAM_SIZE_512KB;
6b91fa02
MC		 10739 break;
10740 case FLASH_5761VENDOR_ATMEL_ADB021D:
10741 case FLASH_5761VENDOR_ATMEL_MDB021D:
10742 case FLASH_5761VENDOR_ST_A_M45PE20:
10743 case FLASH_5761VENDOR_ST_M_M45PE20:
fd1122a2 10744 tp->nvram_size = TG3_NVRAM_SIZE_256KB;
6b91fa02
MC		 10745 break;
10746 }
10747 }
10748}
10749
b5d3772c
MC		 10750static void __devinit tg3_get_5906_nvram_info(struct tg3 *tp)
10751{
10752 tp->nvram_jedecnum = JEDEC_ATMEL;
10753 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
10754 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
10755}
10756
1da177e4
LT		 10757/* Chips other than 5700/5701 use the NVRAM for fetching info. */
10758static void __devinit tg3_nvram_init(struct tg3 *tp)
10759{
1da177e4
LT		 10760 tw32_f(GRC_EEPROM_ADDR,
10761 (EEPROM_ADDR_FSM_RESET |
10762 (EEPROM_DEFAULT_CLOCK_PERIOD <<
10763 EEPROM_ADDR_CLKPERD_SHIFT)));
10764
9d57f01c 10765 msleep(1);
1da177e4
LT		 10766
10767 /* Enable seeprom accesses. */
10768 tw32_f(GRC_LOCAL_CTRL,
10769 tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);
10770 udelay(100);
10771
10772 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
10773 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
10774 tp->tg3_flags |= TG3_FLAG_NVRAM;
10775
ec41c7df
MC		 10776 if (tg3_nvram_lock(tp)) {
10777 printk(KERN_WARNING PFX "%s: Cannot get nvarm lock, "
10778 "tg3_nvram_init failed.\n", tp->dev->name);
10779 return;
10780 }
e6af301b 10781 tg3_enable_nvram_access(tp);
1da177e4 10782
989a9d23
MC		 10783 tp->nvram_size = 0;
10784
361b4ac2
MC		 10785 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
10786 tg3_get_5752_nvram_info(tp);
d3c7b886
MC		 10787 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
10788 tg3_get_5755_nvram_info(tp);
d30cdd28 10789 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
57e6983c
MC		 10790 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
10791 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
1b27777a 10792 tg3_get_5787_nvram_info(tp);
6b91fa02
MC		 10793 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761)
10794 tg3_get_5761_nvram_info(tp);
b5d3772c
MC		 10795 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
10796 tg3_get_5906_nvram_info(tp);
361b4ac2
MC		 10797 else
10798 tg3_get_nvram_info(tp);
10799
989a9d23
MC		 10800 if (tp->nvram_size == 0)
10801 tg3_get_nvram_size(tp);
1da177e4 10802
e6af301b 10803 tg3_disable_nvram_access(tp);
381291b7 10804 tg3_nvram_unlock(tp);
1da177e4
LT		 10805
10806 } else {
10807 tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
10808
10809 tg3_get_eeprom_size(tp);
10810 }
10811}
10812
10813static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
10814 u32 offset, u32 *val)
10815{
10816 u32 tmp;
10817 int i;
10818
10819 if (offset > EEPROM_ADDR_ADDR_MASK ||
10820 (offset % 4) != 0)
10821 return -EINVAL;
10822
10823 tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
10824 EEPROM_ADDR_DEVID_MASK |
10825 EEPROM_ADDR_READ);
10826 tw32(GRC_EEPROM_ADDR,
10827 tmp |
10828 (0 << EEPROM_ADDR_DEVID_SHIFT) |
10829 ((offset << EEPROM_ADDR_ADDR_SHIFT) &
10830 EEPROM_ADDR_ADDR_MASK) |
10831 EEPROM_ADDR_READ | EEPROM_ADDR_START);
10832
9d57f01c 10833 for (i = 0; i < 1000; i++) {
1da177e4
LT		 10834 tmp = tr32(GRC_EEPROM_ADDR);
10835
10836 if (tmp & EEPROM_ADDR_COMPLETE)
10837 break;
9d57f01c 10838 msleep(1);
1da177e4
LT		 10839 }
10840 if (!(tmp & EEPROM_ADDR_COMPLETE))
10841 return -EBUSY;
10842
10843 *val = tr32(GRC_EEPROM_DATA);
10844 return 0;
10845}
10846
10847#define NVRAM_CMD_TIMEOUT 10000
10848
10849static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
10850{
10851 int i;
10852
10853 tw32(NVRAM_CMD, nvram_cmd);
10854 for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
10855 udelay(10);
10856 if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
10857 udelay(10);
10858 break;
10859 }
10860 }
10861 if (i == NVRAM_CMD_TIMEOUT) {
10862 return -EBUSY;
10863 }
10864 return 0;
10865}
10866
1820180b
MC		 10867static u32 tg3_nvram_phys_addr(struct tg3 *tp, u32 addr)
10868{
10869 if ((tp->tg3_flags & TG3_FLAG_NVRAM) &&
10870 (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
10871 (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
6b91fa02 10872 !(tp->tg3_flags3 & TG3_FLG3_NO_NVRAM_ADDR_TRANS) &&
1820180b
MC		 10873 (tp->nvram_jedecnum == JEDEC_ATMEL))
10874
10875 addr = ((addr / tp->nvram_pagesize) <<
10876 ATMEL_AT45DB0X1B_PAGE_POS) +
10877 (addr % tp->nvram_pagesize);
10878
10879 return addr;
10880}
10881
c4e6575c
MC		 10882static u32 tg3_nvram_logical_addr(struct tg3 *tp, u32 addr)
10883{
10884 if ((tp->tg3_flags & TG3_FLAG_NVRAM) &&
10885 (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
10886 (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
6b91fa02 10887 !(tp->tg3_flags3 & TG3_FLG3_NO_NVRAM_ADDR_TRANS) &&
c4e6575c
MC		 10888 (tp->nvram_jedecnum == JEDEC_ATMEL))
10889
10890 addr = ((addr >> ATMEL_AT45DB0X1B_PAGE_POS) *
10891 tp->nvram_pagesize) +
10892 (addr & ((1 << ATMEL_AT45DB0X1B_PAGE_POS) - 1));
10893
10894 return addr;
10895}
10896
1da177e4
LT		 10897static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
10898{
10899 int ret;
10900
1da177e4
LT		 10901 if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
10902 return tg3_nvram_read_using_eeprom(tp, offset, val);
10903
1820180b 10904 offset = tg3_nvram_phys_addr(tp, offset);
1da177e4
LT		 10905
10906 if (offset > NVRAM_ADDR_MSK)
10907 return -EINVAL;
10908
ec41c7df
MC		 10909 ret = tg3_nvram_lock(tp);
10910 if (ret)
10911 return ret;
1da177e4 10912
e6af301b 10913 tg3_enable_nvram_access(tp);
1da177e4
LT		 10914
10915 tw32(NVRAM_ADDR, offset);
10916 ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
10917 NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
10918
10919 if (ret == 0)
10920 *val = swab32(tr32(NVRAM_RDDATA));
10921
e6af301b 10922 tg3_disable_nvram_access(tp);
1da177e4 10923
381291b7
MC		 10924 tg3_nvram_unlock(tp);
10925
1da177e4
LT		 10926 return ret;
10927}
10928
b9fc7dc5
AV		 10929static int tg3_nvram_read_le(struct tg3 *tp, u32 offset, __le32 *val)
10930{
10931 u32 v;
10932 int res = tg3_nvram_read(tp, offset, &v);
10933 if (!res)
10934 *val = cpu_to_le32(v);
10935 return res;
10936}
10937
1820180b
MC		 10938static int tg3_nvram_read_swab(struct tg3 *tp, u32 offset, u32 *val)
10939{
10940 int err;
10941 u32 tmp;
10942
10943 err = tg3_nvram_read(tp, offset, &tmp);
10944 *val = swab32(tmp);
10945 return err;
10946}
10947
1da177e4
LT		 10948static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
10949 u32 offset, u32 len, u8 *buf)
10950{
10951 int i, j, rc = 0;
10952 u32 val;
10953
10954 for (i = 0; i < len; i += 4) {
b9fc7dc5
AV		 10955 u32 addr;
10956 __le32 data;
1da177e4
LT		 10957
10958 addr = offset + i;
10959
10960 memcpy(&data, buf + i, 4);
10961
b9fc7dc5 10962 tw32(GRC_EEPROM_DATA, le32_to_cpu(data));
1da177e4
LT		 10963
10964 val = tr32(GRC_EEPROM_ADDR);
10965 tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
10966
10967 val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK |
10968 EEPROM_ADDR_READ);
10969 tw32(GRC_EEPROM_ADDR, val |
10970 (0 << EEPROM_ADDR_DEVID_SHIFT) |
10971 (addr & EEPROM_ADDR_ADDR_MASK) |
10972 EEPROM_ADDR_START |
10973 EEPROM_ADDR_WRITE);
6aa20a22 10974
9d57f01c 10975 for (j = 0; j < 1000; j++) {
1da177e4
LT		 10976 val = tr32(GRC_EEPROM_ADDR);
10977
10978 if (val & EEPROM_ADDR_COMPLETE)
10979 break;
9d57f01c 10980 msleep(1);
1da177e4
LT		 10981 }
10982 if (!(val & EEPROM_ADDR_COMPLETE)) {
10983 rc = -EBUSY;
10984 break;
10985 }
10986 }
10987
10988 return rc;
10989}
10990
10991/* offset and length are dword aligned */
10992static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
10993 u8 *buf)
10994{
10995 int ret = 0;
10996 u32 pagesize = tp->nvram_pagesize;
10997 u32 pagemask = pagesize - 1;
10998 u32 nvram_cmd;
10999 u8 *tmp;
11000
11001 tmp = kmalloc(pagesize, GFP_KERNEL);
11002 if (tmp == NULL)
11003 return -ENOMEM;
11004
11005 while (len) {
11006 int j;
e6af301b 11007 u32 phy_addr, page_off, size;
1da177e4
LT		 11008
11009 phy_addr = offset & ~pagemask;
6aa20a22 11010
1da177e4 11011 for (j = 0; j < pagesize; j += 4) {
286e310f 11012 if ((ret = tg3_nvram_read_le(tp, phy_addr + j,
b9fc7dc5 11013 (__le32 *) (tmp + j))))
1da177e4
LT		 11014 break;
11015 }
11016 if (ret)
11017 break;
11018
11019 page_off = offset & pagemask;
11020 size = pagesize;
11021 if (len < size)
11022 size = len;
11023
11024 len -= size;
11025
11026 memcpy(tmp + page_off, buf, size);
11027
11028 offset = offset + (pagesize - page_off);
11029
e6af301b 11030 tg3_enable_nvram_access(tp);
1da177e4
LT		 11031
11032 /*
11033 * Before we can erase the flash page, we need
11034 * to issue a special "write enable" command.
11035 */
11036 nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
11037
11038 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
11039 break;
11040
11041 /* Erase the target page */
11042 tw32(NVRAM_ADDR, phy_addr);
11043
11044 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
11045 NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
11046
11047 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
11048 break;
11049
11050 /* Issue another write enable to start the write. */
11051 nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
11052
11053 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
11054 break;
11055
11056 for (j = 0; j < pagesize; j += 4) {
b9fc7dc5 11057 __be32 data;
1da177e4 11058
b9fc7dc5
AV		 11059 data = *((__be32 *) (tmp + j));
11060 /* swab32(le32_to_cpu(data)), actually */
11061 tw32(NVRAM_WRDATA, be32_to_cpu(data));
1da177e4
LT		 11062
11063 tw32(NVRAM_ADDR, phy_addr + j);
11064
11065 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE |
11066 NVRAM_CMD_WR;
11067
11068 if (j == 0)
11069 nvram_cmd |= NVRAM_CMD_FIRST;
11070 else if (j == (pagesize - 4))
11071 nvram_cmd |= NVRAM_CMD_LAST;
11072
11073 if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
11074 break;
11075 }
11076 if (ret)
11077 break;
11078 }
11079
11080 nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE;
11081 tg3_nvram_exec_cmd(tp, nvram_cmd);
11082
11083 kfree(tmp);
11084
11085 return ret;
11086}
11087
11088/* offset and length are dword aligned */
11089static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
11090 u8 *buf)
11091{
11092 int i, ret = 0;
11093
11094 for (i = 0; i < len; i += 4, offset += 4) {
b9fc7dc5
AV		 11095 u32 page_off, phy_addr, nvram_cmd;
11096 __be32 data;
1da177e4
LT		 11097
11098 memcpy(&data, buf + i, 4);
b9fc7dc5 11099 tw32(NVRAM_WRDATA, be32_to_cpu(data));
1da177e4
LT		 11100
11101 page_off = offset % tp->nvram_pagesize;
11102
1820180b 11103 phy_addr = tg3_nvram_phys_addr(tp, offset);
1da177e4
LT		 11104
11105 tw32(NVRAM_ADDR, phy_addr);
11106
11107 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
11108
11109 if ((page_off == 0) || (i == 0))
11110 nvram_cmd |= NVRAM_CMD_FIRST;
f6d9a256 11111 if (page_off == (tp->nvram_pagesize - 4))
1da177e4
LT		 11112 nvram_cmd |= NVRAM_CMD_LAST;
11113
11114 if (i == (len - 4))
11115 nvram_cmd |= NVRAM_CMD_LAST;
11116
4c987487 11117 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752) &&
af36e6b6 11118 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755) &&
1b27777a 11119 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787) &&
d30cdd28 11120 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5784) &&
9936bcf6 11121 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5761) &&
57e6983c 11122 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5785) &&
4c987487
MC		 11123 (tp->nvram_jedecnum == JEDEC_ST) &&
11124 (nvram_cmd & NVRAM_CMD_FIRST)) {
1da177e4
LT		 11125
11126 if ((ret = tg3_nvram_exec_cmd(tp,
11127 NVRAM_CMD_WREN | NVRAM_CMD_GO |
11128 NVRAM_CMD_DONE)))
11129
11130 break;
11131 }
11132 if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
11133 /* We always do complete word writes to eeprom. */
11134 nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);
11135 }
11136
11137 if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
11138 break;
11139 }
11140 return ret;
11141}
11142
11143/* offset and length are dword aligned */
11144static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
11145{
11146 int ret;
11147
1da177e4 11148 if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
314fba34
MC		 11149 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
11150 ~GRC_LCLCTRL_GPIO_OUTPUT1);
1da177e4
LT		 11151 udelay(40);
11152 }
11153
11154 if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) {
11155 ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf);
11156 }
11157 else {
11158 u32 grc_mode;
11159
ec41c7df
MC		 11160 ret = tg3_nvram_lock(tp);
11161 if (ret)
11162 return ret;
1da177e4 11163
e6af301b
MC		 11164 tg3_enable_nvram_access(tp);
11165 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
11166 !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM))
1da177e4 11167 tw32(NVRAM_WRITE1, 0x406);
1da177e4
LT		 11168
11169 grc_mode = tr32(GRC_MODE);
11170 tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE);
11171
11172 if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) ||
11173 !(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
11174
11175 ret = tg3_nvram_write_block_buffered(tp, offset, len,
11176 buf);
11177 }
11178 else {
11179 ret = tg3_nvram_write_block_unbuffered(tp, offset, len,
11180 buf);
11181 }
11182
11183 grc_mode = tr32(GRC_MODE);
11184 tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE);
11185
e6af301b 11186 tg3_disable_nvram_access(tp);
1da177e4
LT		 11187 tg3_nvram_unlock(tp);
11188 }
11189
11190 if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
314fba34 11191 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
1da177e4
LT		 11192 udelay(40);
11193 }
11194
11195 return ret;
11196}
11197
11198struct subsys_tbl_ent {
11199 u16 subsys_vendor, subsys_devid;
11200 u32 phy_id;
11201};
11202
11203static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
11204 /* Broadcom boards. */
11205 { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
11206 { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
11207 { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
11208 { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 }, /* BCM95700A9 */
11209 { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
11210 { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
11211 { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 }, /* BCM95701A7 */
11212 { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
11213 { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
11214 { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */
11215 { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */
11216
11217 /* 3com boards. */
11218 { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
11219 { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
11220 { PCI_VENDOR_ID_3COM, 0x1004, 0 }, /* 3C996SX */
11221 { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
11222 { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */
11223
11224 /* DELL boards. */
11225 { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
11226 { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
11227 { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
11228 { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
11229
11230 /* Compaq boards. */
11231 { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
11232 { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
11233 { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 }, /* CHANGELING */
11234 { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
11235 { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */
11236
11237 /* IBM boards. */
11238 { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */
11239};
11240
11241static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp)
11242{
11243 int i;
11244
11245 for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) {
11246 if ((subsys_id_to_phy_id[i].subsys_vendor ==
11247 tp->pdev->subsystem_vendor) &&
11248 (subsys_id_to_phy_id[i].subsys_devid ==
11249 tp->pdev->subsystem_device))
11250 return &subsys_id_to_phy_id[i];
11251 }
11252 return NULL;
11253}
11254
7d0c41ef 11255static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
1da177e4 11256{
1da177e4 11257 u32 val;
caf636c7
MC		 11258 u16 pmcsr;
11259
11260 /* On some early chips the SRAM cannot be accessed in D3hot state,
11261 * so need make sure we're in D0.
11262 */
11263 pci_read_config_word(tp->pdev, tp->pm_cap + PCI_PM_CTRL, &pmcsr);
11264 pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
11265 pci_write_config_word(tp->pdev, tp->pm_cap + PCI_PM_CTRL, pmcsr);
11266 msleep(1);
7d0c41ef
MC		 11267
11268 /* Make sure register accesses (indirect or otherwise)
11269 * will function correctly.
11270 */
11271 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
11272 tp->misc_host_ctrl);
1da177e4 11273
f49639e6
DM		 11274 /* The memory arbiter has to be enabled in order for SRAM accesses
11275 * to succeed. Normally on powerup the tg3 chip firmware will make
11276 * sure it is enabled, but other entities such as system netboot
11277 * code might disable it.
11278 */
11279 val = tr32(MEMARB_MODE);
11280 tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
11281
1da177e4 11282 tp->phy_id = PHY_ID_INVALID;
7d0c41ef
MC		 11283 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
11284
a85feb8c
GZ		 11285 /* Assume an onboard device and WOL capable by default. */
11286 tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT | TG3_FLAG_WOL_CAP;
72b845e0 11287
b5d3772c 11288 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
9d26e213 11289 if (!(tr32(PCIE_TRANSACTION_CFG) & PCIE_TRANS_CFG_LOM)) {
b5d3772c 11290 tp->tg3_flags &= ~TG3_FLAG_EEPROM_WRITE_PROT;
9d26e213
MC		 11291 tp->tg3_flags2 |= TG3_FLG2_IS_NIC;
11292 }
0527ba35
MC		 11293 val = tr32(VCPU_CFGSHDW);
11294 if (val & VCPU_CFGSHDW_ASPM_DBNC)
8ed5d97e 11295 tp->tg3_flags |= TG3_FLAG_ASPM_WORKAROUND;
0527ba35 11296 if ((val & VCPU_CFGSHDW_WOL_ENABLE) &&
12dac075
RW		 11297 (val & VCPU_CFGSHDW_WOL_MAGPKT) &&
11298 device_may_wakeup(&tp->pdev->dev))
0527ba35 11299 tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
b5d3772c
MC		 11300 return;
11301 }
11302
1da177e4
LT		 11303 tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
11304 if (val == NIC_SRAM_DATA_SIG_MAGIC) {
11305 u32 nic_cfg, led_cfg;
a9daf367 11306 u32 nic_phy_id, ver, cfg2 = 0, cfg4 = 0, eeprom_phy_id;
7d0c41ef 11307 int eeprom_phy_serdes = 0;
1da177e4
LT		 11308
11309 tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
11310 tp->nic_sram_data_cfg = nic_cfg;
11311
11312 tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver);
11313 ver >>= NIC_SRAM_DATA_VER_SHIFT;
11314 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
11315 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
11316 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) &&
11317 (ver > 0) && (ver < 0x100))
11318 tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2);
11319
a9daf367
MC		 11320 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
11321 tg3_read_mem(tp, NIC_SRAM_DATA_CFG_4, &cfg4);
11322
1da177e4
LT		 11323 if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
11324 NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER)
11325 eeprom_phy_serdes = 1;
11326
11327 tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
11328 if (nic_phy_id != 0) {
11329 u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
11330 u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;
11331
11332 eeprom_phy_id = (id1 >> 16) << 10;
11333 eeprom_phy_id |= (id2 & 0xfc00) << 16;
11334 eeprom_phy_id |= (id2 & 0x03ff) << 0;
11335 } else
11336 eeprom_phy_id = 0;
11337
7d0c41ef 11338 tp->phy_id = eeprom_phy_id;
747e8f8b 11339 if (eeprom_phy_serdes) {
a4e2b347 11340 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
747e8f8b
MC		 11341 tp->tg3_flags2 |= TG3_FLG2_MII_SERDES;
11342 else
11343 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
11344 }
7d0c41ef 11345
cbf46853 11346 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 11347 led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK |
11348 SHASTA_EXT_LED_MODE_MASK);
cbf46853 11349 else
1da177e4
LT		 11350 led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK;
11351
11352 switch (led_cfg) {
11353 default:
11354 case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1:
11355 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
11356 break;
11357
11358 case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2:
11359 tp->led_ctrl = LED_CTRL_MODE_PHY_2;
11360 break;
11361
11362 case NIC_SRAM_DATA_CFG_LED_MODE_MAC:
11363 tp->led_ctrl = LED_CTRL_MODE_MAC;
9ba27794
MC		 11364
11365 /* Default to PHY_1_MODE if 0 (MAC_MODE) is
11366 * read on some older 5700/5701 bootcode.
11367 */
11368 if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
11369 ASIC_REV_5700 ||
11370 GET_ASIC_REV(tp->pci_chip_rev_id) ==
11371 ASIC_REV_5701)
11372 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
11373
1da177e4
LT		 11374 break;
11375
11376 case SHASTA_EXT_LED_SHARED:
11377 tp->led_ctrl = LED_CTRL_MODE_SHARED;
11378 if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
11379 tp->pci_chip_rev_id != CHIPREV_ID_5750_A1)
11380 tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
11381 LED_CTRL_MODE_PHY_2);
11382 break;
11383
11384 case SHASTA_EXT_LED_MAC:
11385 tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC;
11386 break;
11387
11388 case SHASTA_EXT_LED_COMBO:
11389 tp->led_ctrl = LED_CTRL_MODE_COMBO;
11390 if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)
11391 tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
11392 LED_CTRL_MODE_PHY_2);
11393 break;
11394
855e1111 11395 }
1da177e4
LT		 11396
11397 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
11398 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) &&
11399 tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
11400 tp->led_ctrl = LED_CTRL_MODE_PHY_2;
11401
b2a5c19c
MC		 11402 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5784_AX)
11403 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
5f60891b 11404
9d26e213 11405 if (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP) {
1da177e4 11406 tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
9d26e213
MC		 11407 if ((tp->pdev->subsystem_vendor ==
11408 PCI_VENDOR_ID_ARIMA) &&
11409 (tp->pdev->subsystem_device == 0x205a ||
11410 tp->pdev->subsystem_device == 0x2063))
11411 tp->tg3_flags &= ~TG3_FLAG_EEPROM_WRITE_PROT;
11412 } else {
f49639e6 11413 tp->tg3_flags &= ~TG3_FLAG_EEPROM_WRITE_PROT;
9d26e213
MC		 11414 tp->tg3_flags2 |= TG3_FLG2_IS_NIC;
11415 }
1da177e4
LT		 11416
11417 if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
11418 tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
cbf46853 11419 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 11420 tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
11421 }
0d3031d9
MC		 11422 if (nic_cfg & NIC_SRAM_DATA_CFG_APE_ENABLE)
11423 tp->tg3_flags3 |= TG3_FLG3_ENABLE_APE;
a85feb8c
GZ		 11424 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES &&
11425 !(nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL))
11426 tp->tg3_flags &= ~TG3_FLAG_WOL_CAP;
1da177e4 11427
12dac075
RW		 11428 if ((tp->tg3_flags & TG3_FLAG_WOL_CAP) &&
11429 (nic_cfg & NIC_SRAM_DATA_CFG_WOL_ENABLE) &&
11430 device_may_wakeup(&tp->pdev->dev))
0527ba35
MC		 11431 tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
11432
1da177e4
LT		 11433 if (cfg2 & (1 << 17))
11434 tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING;
11435
11436 /* serdes signal pre-emphasis in register 0x590 set by */
11437 /* bootcode if bit 18 is set */
11438 if (cfg2 & (1 << 18))
11439 tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS;
8ed5d97e
MC		 11440
11441 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
11442 u32 cfg3;
11443
11444 tg3_read_mem(tp, NIC_SRAM_DATA_CFG_3, &cfg3);
11445 if (cfg3 & NIC_SRAM_ASPM_DEBOUNCE)
11446 tp->tg3_flags |= TG3_FLAG_ASPM_WORKAROUND;
11447 }
a9daf367
MC		 11448
11449 if (cfg4 & NIC_SRAM_RGMII_STD_IBND_DISABLE)
11450 tp->tg3_flags3 |= TG3_FLG3_RGMII_STD_IBND_DISABLE;
11451 if (cfg4 & NIC_SRAM_RGMII_EXT_IBND_RX_EN)
11452 tp->tg3_flags3 |= TG3_FLG3_RGMII_EXT_IBND_RX_EN;
11453 if (cfg4 & NIC_SRAM_RGMII_EXT_IBND_TX_EN)
11454 tp->tg3_flags3 |= TG3_FLG3_RGMII_EXT_IBND_TX_EN;
1da177e4 11455 }
7d0c41ef
MC		 11456}
11457
b2a5c19c
MC		 11458static int __devinit tg3_issue_otp_command(struct tg3 *tp, u32 cmd)
11459{
11460 int i;
11461 u32 val;
11462
11463 tw32(OTP_CTRL, cmd | OTP_CTRL_OTP_CMD_START);
11464 tw32(OTP_CTRL, cmd);
11465
11466 /* Wait for up to 1 ms for command to execute. */
11467 for (i = 0; i < 100; i++) {
11468 val = tr32(OTP_STATUS);
11469 if (val & OTP_STATUS_CMD_DONE)
11470 break;
11471 udelay(10);
11472 }
11473
11474 return (val & OTP_STATUS_CMD_DONE) ? 0 : -EBUSY;
11475}
11476
11477/* Read the gphy configuration from the OTP region of the chip. The gphy
11478 * configuration is a 32-bit value that straddles the alignment boundary.
11479 * We do two 32-bit reads and then shift and merge the results.
11480 */
11481static u32 __devinit tg3_read_otp_phycfg(struct tg3 *tp)
11482{
11483 u32 bhalf_otp, thalf_otp;
11484
11485 tw32(OTP_MODE, OTP_MODE_OTP_THRU_GRC);
11486
11487 if (tg3_issue_otp_command(tp, OTP_CTRL_OTP_CMD_INIT))
11488 return 0;
11489
11490 tw32(OTP_ADDRESS, OTP_ADDRESS_MAGIC1);
11491
11492 if (tg3_issue_otp_command(tp, OTP_CTRL_OTP_CMD_READ))
11493 return 0;
11494
11495 thalf_otp = tr32(OTP_READ_DATA);
11496
11497 tw32(OTP_ADDRESS, OTP_ADDRESS_MAGIC2);
11498
11499 if (tg3_issue_otp_command(tp, OTP_CTRL_OTP_CMD_READ))
11500 return 0;
11501
11502 bhalf_otp = tr32(OTP_READ_DATA);
11503
11504 return ((thalf_otp & 0x0000ffff) << 16) | (bhalf_otp >> 16);
11505}
11506
7d0c41ef
MC		 11507static int __devinit tg3_phy_probe(struct tg3 *tp)
11508{
11509 u32 hw_phy_id_1, hw_phy_id_2;
11510 u32 hw_phy_id, hw_phy_id_masked;
11511 int err;
1da177e4 11512
b02fd9e3
MC		 11513 if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)
11514 return tg3_phy_init(tp);
11515
1da177e4
LT		 11516 /* Reading the PHY ID register can conflict with ASF
11517 * firwmare access to the PHY hardware.
11518 */
11519 err = 0;
0d3031d9
MC		 11520 if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) ||
11521 (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) {
1da177e4
LT		 11522 hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID;
11523 } else {
11524 /* Now read the physical PHY_ID from the chip and verify
11525 * that it is sane. If it doesn't look good, we fall back
11526 * to either the hard-coded table based PHY_ID and failing
11527 * that the value found in the eeprom area.
11528 */
11529 err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
11530 err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);
11531
11532 hw_phy_id = (hw_phy_id_1 & 0xffff) << 10;
11533 hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
11534 hw_phy_id |= (hw_phy_id_2 & 0x03ff) << 0;
11535
11536 hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;
11537 }
11538
11539 if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
11540 tp->phy_id = hw_phy_id;
11541 if (hw_phy_id_masked == PHY_ID_BCM8002)
11542 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
da6b2d01
MC		 11543 else
11544 tp->tg3_flags2 &= ~TG3_FLG2_PHY_SERDES;
1da177e4 11545 } else {
7d0c41ef
MC		 11546 if (tp->phy_id != PHY_ID_INVALID) {
11547 /* Do nothing, phy ID already set up in
11548 * tg3_get_eeprom_hw_cfg().
11549 */
1da177e4
LT		 11550 } else {
11551 struct subsys_tbl_ent *p;
11552
11553 /* No eeprom signature? Try the hardcoded
11554 * subsys device table.
11555 */
11556 p = lookup_by_subsys(tp);
11557 if (!p)
11558 return -ENODEV;
11559
11560 tp->phy_id = p->phy_id;
11561 if (!tp->phy_id ||
11562 tp->phy_id == PHY_ID_BCM8002)
11563 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
11564 }
11565 }
11566
747e8f8b 11567 if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) &&
0d3031d9 11568 !(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) &&
1da177e4 11569 !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
3600d918 11570 u32 bmsr, adv_reg, tg3_ctrl, mask;
1da177e4
LT		 11571
11572 tg3_readphy(tp, MII_BMSR, &bmsr);
11573 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
11574 (bmsr & BMSR_LSTATUS))
11575 goto skip_phy_reset;
6aa20a22 11576
1da177e4
LT		 11577 err = tg3_phy_reset(tp);
11578 if (err)
11579 return err;
11580
11581 adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL |
11582 ADVERTISE_100HALF | ADVERTISE_100FULL |
11583 ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
11584 tg3_ctrl = 0;
11585 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
11586 tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
11587 MII_TG3_CTRL_ADV_1000_FULL);
11588 if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
11589 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
11590 tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER |
11591 MII_TG3_CTRL_ENABLE_AS_MASTER);
11592 }
11593
3600d918
MC		 11594 mask = (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
11595 ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
11596 ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full);
11597 if (!tg3_copper_is_advertising_all(tp, mask)) {
1da177e4
LT		 11598 tg3_writephy(tp, MII_ADVERTISE, adv_reg);
11599
11600 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
11601 tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
11602
11603 tg3_writephy(tp, MII_BMCR,
11604 BMCR_ANENABLE | BMCR_ANRESTART);
11605 }
11606 tg3_phy_set_wirespeed(tp);
11607
11608 tg3_writephy(tp, MII_ADVERTISE, adv_reg);
11609 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
11610 tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
11611 }
11612
11613skip_phy_reset:
11614 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
11615 err = tg3_init_5401phy_dsp(tp);
11616 if (err)
11617 return err;
11618 }
11619
11620 if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
11621 err = tg3_init_5401phy_dsp(tp);
11622 }
11623
747e8f8b 11624 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
1da177e4
LT		 11625 tp->link_config.advertising =
11626 (ADVERTISED_1000baseT_Half |
11627 ADVERTISED_1000baseT_Full |
11628 ADVERTISED_Autoneg |
11629 ADVERTISED_FIBRE);
11630 if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
11631 tp->link_config.advertising &=
11632 ~(ADVERTISED_1000baseT_Half |
11633 ADVERTISED_1000baseT_Full);
11634
11635 return err;
11636}
11637
11638static void __devinit tg3_read_partno(struct tg3 *tp)
11639{
11640 unsigned char vpd_data[256];
af2c6a4a 11641 unsigned int i;
1b27777a 11642 u32 magic;
1da177e4 11643
1820180b 11644 if (tg3_nvram_read_swab(tp, 0x0, &magic))
f49639e6 11645 goto out_not_found;
1da177e4 11646
1820180b 11647 if (magic == TG3_EEPROM_MAGIC) {
1b27777a
MC		 11648 for (i = 0; i < 256; i += 4) {
11649 u32 tmp;
1da177e4 11650
1b27777a
MC		 11651 if (tg3_nvram_read(tp, 0x100 + i, &tmp))
11652 goto out_not_found;
11653
11654 vpd_data[i + 0] = ((tmp >> 0) & 0xff);
11655 vpd_data[i + 1] = ((tmp >> 8) & 0xff);
11656 vpd_data[i + 2] = ((tmp >> 16) & 0xff);
11657 vpd_data[i + 3] = ((tmp >> 24) & 0xff);
11658 }
11659 } else {
11660 int vpd_cap;
11661
11662 vpd_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_VPD);
11663 for (i = 0; i < 256; i += 4) {
11664 u32 tmp, j = 0;
b9fc7dc5 11665 __le32 v;
1b27777a
MC		 11666 u16 tmp16;
11667
11668 pci_write_config_word(tp->pdev, vpd_cap + PCI_VPD_ADDR,
11669 i);
11670 while (j++ < 100) {
11671 pci_read_config_word(tp->pdev, vpd_cap +
11672 PCI_VPD_ADDR, &tmp16);
11673 if (tmp16 & 0x8000)
11674 break;
11675 msleep(1);
11676 }
f49639e6
DM		 11677 if (!(tmp16 & 0x8000))
11678 goto out_not_found;
11679
1b27777a
MC		 11680 pci_read_config_dword(tp->pdev, vpd_cap + PCI_VPD_DATA,
11681 &tmp);
b9fc7dc5
AV		 11682 v = cpu_to_le32(tmp);
11683 memcpy(&vpd_data[i], &v, 4);
1b27777a 11684 }
1da177e4
LT		 11685 }
11686
11687 /* Now parse and find the part number. */
af2c6a4a 11688 for (i = 0; i < 254; ) {
1da177e4 11689 unsigned char val = vpd_data[i];
af2c6a4a 11690 unsigned int block_end;
1da177e4
LT		 11691
11692 if (val == 0x82 || val == 0x91) {
11693 i = (i + 3 +
11694 (vpd_data[i + 1] +
11695 (vpd_data[i + 2] << 8)));
11696 continue;
11697 }
11698
11699 if (val != 0x90)
11700 goto out_not_found;
11701
11702 block_end = (i + 3 +
11703 (vpd_data[i + 1] +
11704 (vpd_data[i + 2] << 8)));
11705 i += 3;
af2c6a4a
MC		 11706
11707 if (block_end > 256)
11708 goto out_not_found;
11709
11710 while (i < (block_end - 2)) {
1da177e4
LT		 11711 if (vpd_data[i + 0] == 'P' &&
11712 vpd_data[i + 1] == 'N') {
11713 int partno_len = vpd_data[i + 2];
11714
af2c6a4a
MC		 11715 i += 3;
11716 if (partno_len > 24 || (partno_len + i) > 256)
1da177e4
LT		 11717 goto out_not_found;
11718
11719 memcpy(tp->board_part_number,
af2c6a4a 11720 &vpd_data[i], partno_len);
1da177e4
LT		 11721
11722 /* Success. */
11723 return;
11724 }
af2c6a4a 11725 i += 3 + vpd_data[i + 2];
1da177e4
LT		 11726 }
11727
11728 /* Part number not found. */
11729 goto out_not_found;
11730 }
11731
11732out_not_found:
b5d3772c
MC		 11733 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
11734 strcpy(tp->board_part_number, "BCM95906");
11735 else
11736 strcpy(tp->board_part_number, "none");
1da177e4
LT		 11737}
11738
9c8a620e
MC		 11739static int __devinit tg3_fw_img_is_valid(struct tg3 *tp, u32 offset)
11740{
11741 u32 val;
11742
11743 if (tg3_nvram_read_swab(tp, offset, &val) ||
11744 (val & 0xfc000000) != 0x0c000000 ||
11745 tg3_nvram_read_swab(tp, offset + 4, &val) ||
11746 val != 0)
11747 return 0;
11748
11749 return 1;
11750}
11751
c4e6575c
MC		 11752static void __devinit tg3_read_fw_ver(struct tg3 *tp)
11753{
11754 u32 val, offset, start;
9c8a620e
MC		 11755 u32 ver_offset;
11756 int i, bcnt;
c4e6575c
MC		 11757
11758 if (tg3_nvram_read_swab(tp, 0, &val))
11759 return;
11760
11761 if (val != TG3_EEPROM_MAGIC)
11762 return;
11763
11764 if (tg3_nvram_read_swab(tp, 0xc, &offset) ||
11765 tg3_nvram_read_swab(tp, 0x4, &start))
11766 return;
11767
11768 offset = tg3_nvram_logical_addr(tp, offset);
9c8a620e
MC		 11769
11770 if (!tg3_fw_img_is_valid(tp, offset) ||
11771 tg3_nvram_read_swab(tp, offset + 8, &ver_offset))
c4e6575c
MC		 11772 return;
11773
9c8a620e
MC		 11774 offset = offset + ver_offset - start;
11775 for (i = 0; i < 16; i += 4) {
b9fc7dc5
AV		 11776 __le32 v;
11777 if (tg3_nvram_read_le(tp, offset + i, &v))
9c8a620e
MC		 11778 return;
11779
b9fc7dc5 11780 memcpy(tp->fw_ver + i, &v, 4);
9c8a620e 11781 }
c4e6575c 11782
9c8a620e 11783 if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF) ||
84af67fd 11784 (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE))
9c8a620e
MC		 11785 return;
11786
11787 for (offset = TG3_NVM_DIR_START;
11788 offset < TG3_NVM_DIR_END;
11789 offset += TG3_NVM_DIRENT_SIZE) {
11790 if (tg3_nvram_read_swab(tp, offset, &val))
c4e6575c
MC		 11791 return;
11792
9c8a620e
MC		 11793 if ((val >> TG3_NVM_DIRTYPE_SHIFT) == TG3_NVM_DIRTYPE_ASFINI)
11794 break;
11795 }
11796
11797 if (offset == TG3_NVM_DIR_END)
11798 return;
11799
11800 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
11801 start = 0x08000000;
11802 else if (tg3_nvram_read_swab(tp, offset - 4, &start))
11803 return;
11804
11805 if (tg3_nvram_read_swab(tp, offset + 4, &offset) ||
11806 !tg3_fw_img_is_valid(tp, offset) ||
11807 tg3_nvram_read_swab(tp, offset + 8, &val))
11808 return;
11809
11810 offset += val - start;
11811
11812 bcnt = strlen(tp->fw_ver);
11813
11814 tp->fw_ver[bcnt++] = ',';
11815 tp->fw_ver[bcnt++] = ' ';
11816
11817 for (i = 0; i < 4; i++) {
b9fc7dc5
AV		 11818 __le32 v;
11819 if (tg3_nvram_read_le(tp, offset, &v))
c4e6575c
MC		 11820 return;
11821
b9fc7dc5 11822 offset += sizeof(v);
c4e6575c 11823
b9fc7dc5
AV		 11824 if (bcnt > TG3_VER_SIZE - sizeof(v)) {
11825 memcpy(&tp->fw_ver[bcnt], &v, TG3_VER_SIZE - bcnt);
9c8a620e 11826 break;
c4e6575c 11827 }
9c8a620e 11828
b9fc7dc5
AV		 11829 memcpy(&tp->fw_ver[bcnt], &v, sizeof(v));
11830 bcnt += sizeof(v);
c4e6575c 11831 }
9c8a620e
MC		 11832
11833 tp->fw_ver[TG3_VER_SIZE - 1] = 0;
c4e6575c
MC		 11834}
11835
7544b097
MC		 11836static struct pci_dev * __devinit tg3_find_peer(struct tg3 *);
11837
1da177e4
LT		 11838static int __devinit tg3_get_invariants(struct tg3 *tp)
11839{
11840 static struct pci_device_id write_reorder_chipsets[] = {
1da177e4
LT		 11841 { PCI_DEVICE(PCI_VENDOR_ID_AMD,
11842 PCI_DEVICE_ID_AMD_FE_GATE_700C) },
c165b004
JL		 11843 { PCI_DEVICE(PCI_VENDOR_ID_AMD,
11844 PCI_DEVICE_ID_AMD_8131_BRIDGE) },
399de50b
MC		 11845 { PCI_DEVICE(PCI_VENDOR_ID_VIA,
11846 PCI_DEVICE_ID_VIA_8385_0) },
1da177e4
LT		 11847 { },
11848 };
11849 u32 misc_ctrl_reg;
11850 u32 cacheline_sz_reg;
11851 u32 pci_state_reg, grc_misc_cfg;
11852 u32 val;
11853 u16 pci_cmd;
c7835a77 11854 int err, pcie_cap;
1da177e4 11855
1da177e4
LT		 11856 /* Force memory write invalidate off. If we leave it on,
11857 * then on 5700_BX chips we have to enable a workaround.
11858 * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary
11859 * to match the cacheline size. The Broadcom driver have this
11860 * workaround but turns MWI off all the times so never uses
11861 * it. This seems to suggest that the workaround is insufficient.
11862 */
11863 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
11864 pci_cmd &= ~PCI_COMMAND_INVALIDATE;
11865 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
11866
11867 /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
11868 * has the register indirect write enable bit set before
11869 * we try to access any of the MMIO registers. It is also
11870 * critical that the PCI-X hw workaround situation is decided
11871 * before that as well.
11872 */
11873 pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
11874 &misc_ctrl_reg);
11875
11876 tp->pci_chip_rev_id = (misc_ctrl_reg >>
11877 MISC_HOST_CTRL_CHIPREV_SHIFT);
795d01c5
MC		 11878 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_USE_PROD_ID_REG) {
11879 u32 prod_id_asic_rev;
11880
11881 pci_read_config_dword(tp->pdev, TG3PCI_PRODID_ASICREV,
11882 &prod_id_asic_rev);
11883 tp->pci_chip_rev_id = prod_id_asic_rev & PROD_ID_ASIC_REV_MASK;
11884 }
1da177e4 11885
ff645bec
MC		 11886 /* Wrong chip ID in 5752 A0. This code can be removed later
11887 * as A0 is not in production.
11888 */
11889 if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
11890 tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
11891
6892914f
MC		 11892 /* If we have 5702/03 A1 or A2 on certain ICH chipsets,
11893 * we need to disable memory and use config. cycles
11894 * only to access all registers. The 5702/03 chips
11895 * can mistakenly decode the special cycles from the
11896 * ICH chipsets as memory write cycles, causing corruption
11897 * of register and memory space. Only certain ICH bridges
11898 * will drive special cycles with non-zero data during the
11899 * address phase which can fall within the 5703's address
11900 * range. This is not an ICH bug as the PCI spec allows
11901 * non-zero address during special cycles. However, only
11902 * these ICH bridges are known to drive non-zero addresses
11903 * during special cycles.
11904 *
11905 * Since special cycles do not cross PCI bridges, we only
11906 * enable this workaround if the 5703 is on the secondary
11907 * bus of these ICH bridges.
11908 */
11909 if ((tp->pci_chip_rev_id == CHIPREV_ID_5703_A1) ||
11910 (tp->pci_chip_rev_id == CHIPREV_ID_5703_A2)) {
11911 static struct tg3_dev_id {
11912 u32 vendor;
11913 u32 device;
11914 u32 rev;
11915 } ich_chipsets[] = {
11916 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_8,
11917 PCI_ANY_ID },
11918 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_8,
11919 PCI_ANY_ID },
11920 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_11,
11921 0xa },
11922 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_6,
11923 PCI_ANY_ID },
11924 { },
11925 };
11926 struct tg3_dev_id *pci_id = &ich_chipsets[0];
11927 struct pci_dev *bridge = NULL;
11928
11929 while (pci_id->vendor != 0) {
11930 bridge = pci_get_device(pci_id->vendor, pci_id->device,
11931 bridge);
11932 if (!bridge) {
11933 pci_id++;
11934 continue;
11935 }
11936 if (pci_id->rev != PCI_ANY_ID) {
44c10138 11937 if (bridge->revision > pci_id->rev)
6892914f
MC		 11938 continue;
11939 }
11940 if (bridge->subordinate &&
11941 (bridge->subordinate->number ==
11942 tp->pdev->bus->number)) {
11943
11944 tp->tg3_flags2 |= TG3_FLG2_ICH_WORKAROUND;
11945 pci_dev_put(bridge);
11946 break;
11947 }
11948 }
11949 }
11950
41588ba1
MC		 11951 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
11952 static struct tg3_dev_id {
11953 u32 vendor;
11954 u32 device;
11955 } bridge_chipsets[] = {
11956 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_0 },
11957 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_1 },
11958 { },
11959 };
11960 struct tg3_dev_id *pci_id = &bridge_chipsets[0];
11961 struct pci_dev *bridge = NULL;
11962
11963 while (pci_id->vendor != 0) {
11964 bridge = pci_get_device(pci_id->vendor,
11965 pci_id->device,
11966 bridge);
11967 if (!bridge) {
11968 pci_id++;
11969 continue;
11970 }
11971 if (bridge->subordinate &&
11972 (bridge->subordinate->number <=
11973 tp->pdev->bus->number) &&
11974 (bridge->subordinate->subordinate >=
11975 tp->pdev->bus->number)) {
11976 tp->tg3_flags3 |= TG3_FLG3_5701_DMA_BUG;
11977 pci_dev_put(bridge);
11978 break;
11979 }
11980 }
11981 }
11982
4a29cc2e
MC		 11983 /* The EPB bridge inside 5714, 5715, and 5780 cannot support
11984 * DMA addresses > 40-bit. This bridge may have other additional
11985 * 57xx devices behind it in some 4-port NIC designs for example.
11986 * Any tg3 device found behind the bridge will also need the 40-bit
11987 * DMA workaround.
11988 */
a4e2b347
MC		 11989 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 ||
11990 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
11991 tp->tg3_flags2 |= TG3_FLG2_5780_CLASS;
4a29cc2e 11992 tp->tg3_flags |= TG3_FLAG_40BIT_DMA_BUG;
4cf78e4f 11993 tp->msi_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_MSI);
a4e2b347 11994 }
4a29cc2e
MC		 11995 else {
11996 struct pci_dev *bridge = NULL;
11997
11998 do {
11999 bridge = pci_get_device(PCI_VENDOR_ID_SERVERWORKS,
12000 PCI_DEVICE_ID_SERVERWORKS_EPB,
12001 bridge);
12002 if (bridge && bridge->subordinate &&
12003 (bridge->subordinate->number <=
12004 tp->pdev->bus->number) &&
12005 (bridge->subordinate->subordinate >=
12006 tp->pdev->bus->number)) {
12007 tp->tg3_flags |= TG3_FLAG_40BIT_DMA_BUG;
12008 pci_dev_put(bridge);
12009 break;
12010 }
12011 } while (bridge);
12012 }
4cf78e4f 12013
1da177e4
LT		 12014 /* Initialize misc host control in PCI block. */
12015 tp->misc_host_ctrl |= (misc_ctrl_reg &
12016 MISC_HOST_CTRL_CHIPREV);
12017 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
12018 tp->misc_host_ctrl);
12019
12020 pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
12021 &cacheline_sz_reg);
12022
12023 tp->pci_cacheline_sz = (cacheline_sz_reg >> 0) & 0xff;
12024 tp->pci_lat_timer = (cacheline_sz_reg >> 8) & 0xff;
12025 tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff;
12026 tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff;
12027
7544b097
MC		 12028 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
12029 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714))
12030 tp->pdev_peer = tg3_find_peer(tp);
12031
6708e5cc 12032 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
4cf78e4f 12033 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
af36e6b6 12034 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
d9ab5ad1 12035 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
d30cdd28 12036 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
9936bcf6 12037 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
57e6983c 12038 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
b5d3772c 12039 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906 ||
a4e2b347 12040 (tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
6708e5cc
JL		 12041 tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
12042
1b440c56
JL		 12043 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||
12044 (tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
12045 tp->tg3_flags2 |= TG3_FLG2_5705_PLUS;
12046
5a6f3074 12047 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
7544b097
MC		 12048 tp->tg3_flags |= TG3_FLAG_SUPPORT_MSI;
12049 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX ||
12050 GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX ||
12051 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714 &&
12052 tp->pci_chip_rev_id <= CHIPREV_ID_5714_A2 &&
12053 tp->pdev_peer == tp->pdev))
12054 tp->tg3_flags &= ~TG3_FLAG_SUPPORT_MSI;
12055
af36e6b6 12056 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
b5d3772c 12057 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
d30cdd28 12058 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
9936bcf6 12059 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
57e6983c 12060 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
b5d3772c 12061 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
5a6f3074 12062 tp->tg3_flags2 |= TG3_FLG2_HW_TSO_2;
fcfa0a32 12063 tp->tg3_flags2 |= TG3_FLG2_1SHOT_MSI;
52c0fd83 12064 } else {
7f62ad5d 12065 tp->tg3_flags2 |= TG3_FLG2_HW_TSO_1 | TG3_FLG2_TSO_BUG;
52c0fd83
MC		 12066 if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
12067 ASIC_REV_5750 &&
12068 tp->pci_chip_rev_id >= CHIPREV_ID_5750_C2)
7f62ad5d 12069 tp->tg3_flags2 &= ~TG3_FLG2_TSO_BUG;
52c0fd83 12070 }
5a6f3074 12071 }
1da177e4 12072
f51f3562
MC		 12073 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ||
12074 (tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
0f893dc6
MC		 12075 tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
12076
c7835a77
MC		 12077 pcie_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_EXP);
12078 if (pcie_cap != 0) {
1da177e4 12079 tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;
5f5c51e3
MC		 12080
12081 pcie_set_readrq(tp->pdev, 4096);
12082
c7835a77
MC		 12083 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
12084 u16 lnkctl;
12085
12086 pci_read_config_word(tp->pdev,
12087 pcie_cap + PCI_EXP_LNKCTL,
12088 &lnkctl);
12089 if (lnkctl & PCI_EXP_LNKCTL_CLKREQ_EN)
12090 tp->tg3_flags2 &= ~TG3_FLG2_HW_TSO_2;
12091 }
12092 }
1da177e4 12093
399de50b
MC		 12094 /* If we have an AMD 762 or VIA K8T800 chipset, write
12095 * reordering to the mailbox registers done by the host
12096 * controller can cause major troubles. We read back from
12097 * every mailbox register write to force the writes to be
12098 * posted to the chip in order.
12099 */
12100 if (pci_dev_present(write_reorder_chipsets) &&
12101 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
12102 tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
12103
1da177e4
LT		 12104 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
12105 tp->pci_lat_timer < 64) {
12106 tp->pci_lat_timer = 64;
12107
12108 cacheline_sz_reg = ((tp->pci_cacheline_sz & 0xff) << 0);
12109 cacheline_sz_reg |= ((tp->pci_lat_timer & 0xff) << 8);
12110 cacheline_sz_reg |= ((tp->pci_hdr_type & 0xff) << 16);
12111 cacheline_sz_reg |= ((tp->pci_bist & 0xff) << 24);
12112
12113 pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
12114 cacheline_sz_reg);
12115 }
12116
9974a356
MC		 12117 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ||
12118 (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
12119 tp->pcix_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_PCIX);
12120 if (!tp->pcix_cap) {
12121 printk(KERN_ERR PFX "Cannot find PCI-X "
12122 "capability, aborting.\n");
12123 return -EIO;
12124 }
12125 }
12126
1da177e4
LT		 12127 pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
12128 &pci_state_reg);
12129
9974a356 12130 if (tp->pcix_cap && (pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
1da177e4
LT		 12131 tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
12132
12133 /* If this is a 5700 BX chipset, and we are in PCI-X
12134 * mode, enable register write workaround.
12135 *
12136 * The workaround is to use indirect register accesses
12137 * for all chip writes not to mailbox registers.
12138 */
12139 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) {
12140 u32 pm_reg;
1da177e4
LT		 12141
12142 tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
12143
12144 /* The chip can have it's power management PCI config
12145 * space registers clobbered due to this bug.
12146 * So explicitly force the chip into D0 here.
12147 */
9974a356
MC		 12148 pci_read_config_dword(tp->pdev,
12149 tp->pm_cap + PCI_PM_CTRL,
1da177e4
LT		 12150 &pm_reg);
12151 pm_reg &= ~PCI_PM_CTRL_STATE_MASK;
12152 pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */;
9974a356
MC		 12153 pci_write_config_dword(tp->pdev,
12154 tp->pm_cap + PCI_PM_CTRL,
1da177e4
LT		 12155 pm_reg);
12156
12157 /* Also, force SERR#/PERR# in PCI command. */
12158 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
12159 pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
12160 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
12161 }
12162 }
12163
087fe256
MC		 12164 /* 5700 BX chips need to have their TX producer index mailboxes
12165 * written twice to workaround a bug.
12166 */
12167 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX)
12168 tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG;
12169
1da177e4
LT		 12170 if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
12171 tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
12172 if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
12173 tp->tg3_flags |= TG3_FLAG_PCI_32BIT;
12174
12175 /* Chip-specific fixup from Broadcom driver */
12176 if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
12177 (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
12178 pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
12179 pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
12180 }
12181
1ee582d8 12182 /* Default fast path register access methods */
20094930 12183 tp->read32 = tg3_read32;
1ee582d8 12184 tp->write32 = tg3_write32;
09ee929c 12185 tp->read32_mbox = tg3_read32;
20094930 12186 tp->write32_mbox = tg3_write32;
1ee582d8
MC		 12187 tp->write32_tx_mbox = tg3_write32;
12188 tp->write32_rx_mbox = tg3_write32;
12189
12190 /* Various workaround register access methods */
12191 if (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG)
12192 tp->write32 = tg3_write_indirect_reg32;
98efd8a6
MC		 12193 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
12194 ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
12195 tp->pci_chip_rev_id == CHIPREV_ID_5750_A0)) {
12196 /*
12197 * Back to back register writes can cause problems on these
12198 * chips, the workaround is to read back all reg writes
12199 * except those to mailbox regs.
12200 *
12201 * See tg3_write_indirect_reg32().
12202 */
1ee582d8 12203 tp->write32 = tg3_write_flush_reg32;
98efd8a6
MC		 12204 }
12205
1ee582d8
MC		 12206
12207 if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) ||
12208 (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) {
12209 tp->write32_tx_mbox = tg3_write32_tx_mbox;
12210 if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
12211 tp->write32_rx_mbox = tg3_write_flush_reg32;
12212 }
20094930 12213
6892914f
MC		 12214 if (tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND) {
12215 tp->read32 = tg3_read_indirect_reg32;
12216 tp->write32 = tg3_write_indirect_reg32;
12217 tp->read32_mbox = tg3_read_indirect_mbox;
12218 tp->write32_mbox = tg3_write_indirect_mbox;
12219 tp->write32_tx_mbox = tg3_write_indirect_mbox;
12220 tp->write32_rx_mbox = tg3_write_indirect_mbox;
12221
12222 iounmap(tp->regs);
22abe310 12223 tp->regs = NULL;
6892914f
MC		 12224
12225 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
12226 pci_cmd &= ~PCI_COMMAND_MEMORY;
12227 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
12228 }
b5d3772c
MC		 12229 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
12230 tp->read32_mbox = tg3_read32_mbox_5906;
12231 tp->write32_mbox = tg3_write32_mbox_5906;
12232 tp->write32_tx_mbox = tg3_write32_mbox_5906;
12233 tp->write32_rx_mbox = tg3_write32_mbox_5906;
12234 }
6892914f 12235
bbadf503
MC		 12236 if (tp->write32 == tg3_write_indirect_reg32 ||
12237 ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
12238 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
f49639e6 12239 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)))
bbadf503
MC		 12240 tp->tg3_flags |= TG3_FLAG_SRAM_USE_CONFIG;
12241
7d0c41ef 12242 /* Get eeprom hw config before calling tg3_set_power_state().
9d26e213 12243 * In particular, the TG3_FLG2_IS_NIC flag must be
7d0c41ef
MC		 12244 * determined before calling tg3_set_power_state() so that
12245 * we know whether or not to switch out of Vaux power.
12246 * When the flag is set, it means that GPIO1 is used for eeprom
12247 * write protect and also implies that it is a LOM where GPIOs
12248 * are not used to switch power.
6aa20a22 12249 */
7d0c41ef
MC		 12250 tg3_get_eeprom_hw_cfg(tp);
12251
0d3031d9
MC		 12252 if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) {
12253 /* Allow reads and writes to the
12254 * APE register and memory space.
12255 */
12256 pci_state_reg |= PCISTATE_ALLOW_APE_CTLSPC_WR |
12257 PCISTATE_ALLOW_APE_SHMEM_WR;
12258 pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE,
12259 pci_state_reg);
12260 }
12261
9936bcf6 12262 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
57e6983c
MC		 12263 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
12264 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785) {
d30cdd28
MC		 12265 tp->tg3_flags |= TG3_FLAG_CPMU_PRESENT;
12266
b5af7126
MC		 12267 if (tp->pci_chip_rev_id == CHIPREV_ID_5784_A0 ||
12268 tp->pci_chip_rev_id == CHIPREV_ID_5784_A1 ||
12269 tp->pci_chip_rev_id == CHIPREV_ID_5761_A0 ||
12270 tp->pci_chip_rev_id == CHIPREV_ID_5761_A1)
12271 tp->tg3_flags3 |= TG3_FLG3_5761_5784_AX_FIXES;
12272 }
12273
314fba34
MC		 12274 /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
12275 * GPIO1 driven high will bring 5700's external PHY out of reset.
12276 * It is also used as eeprom write protect on LOMs.
12277 */
12278 tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
12279 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
12280 (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
12281 tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
12282 GRC_LCLCTRL_GPIO_OUTPUT1);
3e7d83bc
MC		 12283 /* Unused GPIO3 must be driven as output on 5752 because there
12284 * are no pull-up resistors on unused GPIO pins.
12285 */
12286 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
12287 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
314fba34 12288
af36e6b6
MC		 12289 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
12290 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_UART_SEL;
12291
5f0c4a3c
MC		 12292 if (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5761) {
12293 /* Turn off the debug UART. */
12294 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_UART_SEL;
12295 if (tp->tg3_flags2 & TG3_FLG2_IS_NIC)
12296 /* Keep VMain power. */
12297 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE0 |
12298 GRC_LCLCTRL_GPIO_OUTPUT0;
12299 }
12300
1da177e4 12301 /* Force the chip into D0. */
bc1c7567 12302 err = tg3_set_power_state(tp, PCI_D0);
1da177e4
LT		 12303 if (err) {
12304 printk(KERN_ERR PFX "(%s) transition to D0 failed\n",
12305 pci_name(tp->pdev));
12306 return err;
12307 }
12308
12309 /* 5700 B0 chips do not support checksumming correctly due
12310 * to hardware bugs.
12311 */
12312 if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
12313 tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
12314
1da177e4
LT		 12315 /* Derive initial jumbo mode from MTU assigned in
12316 * ether_setup() via the alloc_etherdev() call
12317 */
0f893dc6 12318 if (tp->dev->mtu > ETH_DATA_LEN &&
a4e2b347 12319 !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
0f893dc6 12320 tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
1da177e4
LT		 12321
12322 /* Determine WakeOnLan speed to use. */
12323 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
12324 tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
12325 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 ||
12326 tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) {
12327 tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB);
12328 } else {
12329 tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
12330 }
12331
12332 /* A few boards don't want Ethernet@WireSpeed phy feature */
12333 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
12334 ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
12335 (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
747e8f8b 12336 (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)) ||
b5d3772c 12337 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) ||
747e8f8b 12338 (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
1da177e4
LT		 12339 tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
12340
12341 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX ||
12342 GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX)
12343 tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG;
12344 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
12345 tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
12346
c424cb24
MC		 12347 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
12348 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
d30cdd28 12349 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
9936bcf6
MC		 12350 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
12351 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) {
d4011ada
MC		 12352 if (tp->pdev->device != PCI_DEVICE_ID_TIGON3_5756 &&
12353 tp->pdev->device != PCI_DEVICE_ID_TIGON3_5722)
12354 tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG;
c1d2a196
MC		 12355 if (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5755M)
12356 tp->tg3_flags2 |= TG3_FLG2_PHY_ADJUST_TRIM;
57e6983c
MC		 12357 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906 &&
12358 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5785)
c424cb24
MC		 12359 tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
12360 }
1da177e4 12361
b2a5c19c
MC		 12362 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 &&
12363 GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5784_AX) {
12364 tp->phy_otp = tg3_read_otp_phycfg(tp);
12365 if (tp->phy_otp == 0)
12366 tp->phy_otp = TG3_OTP_DEFAULT;
12367 }
12368
f51f3562 12369 if (tp->tg3_flags & TG3_FLAG_CPMU_PRESENT)
8ef21428
MC		 12370 tp->mi_mode = MAC_MI_MODE_500KHZ_CONST;
12371 else
12372 tp->mi_mode = MAC_MI_MODE_BASE;
12373
1da177e4 12374 tp->coalesce_mode = 0;
1da177e4
LT		 12375 if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
12376 GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX)
12377 tp->coalesce_mode |= HOSTCC_MODE_32BYTE;
12378
57e6983c
MC		 12379 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
12380 tp->tg3_flags3 |= TG3_FLG3_USE_PHYLIB;
12381
158d7abd
MC		 12382 err = tg3_mdio_init(tp);
12383 if (err)
12384 return err;
1da177e4
LT		 12385
12386 /* Initialize data/descriptor byte/word swapping. */
12387 val = tr32(GRC_MODE);
12388 val &= GRC_MODE_HOST_STACKUP;
12389 tw32(GRC_MODE, val | tp->grc_mode);
12390
12391 tg3_switch_clocks(tp);
12392
12393 /* Clear this out for sanity. */
12394 tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
12395
12396 pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
12397 &pci_state_reg);
12398 if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
12399 (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) {
12400 u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl);
12401
12402 if (chiprevid == CHIPREV_ID_5701_A0 ||
12403 chiprevid == CHIPREV_ID_5701_B0 ||
12404 chiprevid == CHIPREV_ID_5701_B2 ||
12405 chiprevid == CHIPREV_ID_5701_B5) {
12406 void __iomem *sram_base;
12407
12408 /* Write some dummy words into the SRAM status block
12409 * area, see if it reads back correctly. If the return
12410 * value is bad, force enable the PCIX workaround.
12411 */
12412 sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK;
12413
12414 writel(0x00000000, sram_base);
12415 writel(0x00000000, sram_base + 4);
12416 writel(0xffffffff, sram_base + 4);
12417 if (readl(sram_base) != 0x00000000)
12418 tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
12419 }
12420 }
12421
12422 udelay(50);
12423 tg3_nvram_init(tp);
12424
12425 grc_misc_cfg = tr32(GRC_MISC_CFG);
12426 grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
12427
1da177e4
LT		 12428 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
12429 (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
12430 grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
12431 tp->tg3_flags2 |= TG3_FLG2_IS_5788;
12432
fac9b83e
DM		 12433 if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
12434 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700))
12435 tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS;
12436 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
12437 tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD |
12438 HOSTCC_MODE_CLRTICK_TXBD);
12439
12440 tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS;
12441 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
12442 tp->misc_host_ctrl);
12443 }
12444
3bda1258
MC		 12445 /* Preserve the APE MAC_MODE bits */
12446 if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)
12447 tp->mac_mode = tr32(MAC_MODE) |
12448 MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN;
12449 else
12450 tp->mac_mode = TG3_DEF_MAC_MODE;
12451
1da177e4
LT		 12452 /* these are limited to 10/100 only */
12453 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
12454 (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
12455 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
12456 tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
12457 (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 ||
12458 tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 ||
12459 tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) ||
12460 (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
12461 (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F ||
676917d4
MC		 12462 tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F ||
12463 tp->pdev->device == PCI_DEVICE_ID_TIGON3_5787F)) ||
b5d3772c 12464 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
1da177e4
LT		 12465 tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
12466
12467 err = tg3_phy_probe(tp);
12468 if (err) {
12469 printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n",
12470 pci_name(tp->pdev), err);
12471 /* ... but do not return immediately ... */
b02fd9e3 12472 tg3_mdio_fini(tp);
1da177e4
LT		 12473 }
12474
12475 tg3_read_partno(tp);
c4e6575c 12476 tg3_read_fw_ver(tp);
1da177e4
LT		 12477
12478 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
12479 tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
12480 } else {
12481 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
12482 tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT;
12483 else
12484 tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
12485 }
12486
12487 /* 5700 {AX,BX} chips have a broken status block link
12488 * change bit implementation, so we must use the
12489 * status register in those cases.
12490 */
12491 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
12492 tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG;
12493 else
12494 tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG;
12495
12496 /* The led_ctrl is set during tg3_phy_probe, here we might
12497 * have to force the link status polling mechanism based
12498 * upon subsystem IDs.
12499 */
12500 if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
007a880d 12501 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
1da177e4
LT		 12502 !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
12503 tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT |
12504 TG3_FLAG_USE_LINKCHG_REG);
12505 }
12506
12507 /* For all SERDES we poll the MAC status register. */
12508 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
12509 tp->tg3_flags |= TG3_FLAG_POLL_SERDES;
12510 else
12511 tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES;
12512
5a6f3074 12513 /* All chips before 5787 can get confused if TX buffers
1da177e4
LT		 12514 * straddle the 4GB address boundary in some cases.
12515 */
af36e6b6 12516 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
b5d3772c 12517 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
d30cdd28 12518 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
9936bcf6 12519 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
57e6983c 12520 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
b5d3772c 12521 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
5a6f3074
MC		 12522 tp->dev->hard_start_xmit = tg3_start_xmit;
12523 else
12524 tp->dev->hard_start_xmit = tg3_start_xmit_dma_bug;
1da177e4
LT		 12525
12526 tp->rx_offset = 2;
12527 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
12528 (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0)
12529 tp->rx_offset = 0;
12530
f92905de
MC		 12531 tp->rx_std_max_post = TG3_RX_RING_SIZE;
12532
12533 /* Increment the rx prod index on the rx std ring by at most
12534 * 8 for these chips to workaround hw errata.
12535 */
12536 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
12537 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
12538 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
12539 tp->rx_std_max_post = 8;
12540
8ed5d97e
MC		 12541 if (tp->tg3_flags & TG3_FLAG_ASPM_WORKAROUND)
12542 tp->pwrmgmt_thresh = tr32(PCIE_PWR_MGMT_THRESH) &
12543 PCIE_PWR_MGMT_L1_THRESH_MSK;
12544
1da177e4
LT		 12545 return err;
12546}
12547
49b6e95f 12548#ifdef CONFIG_SPARC
1da177e4
LT		 12549static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
12550{
12551 struct net_device *dev = tp->dev;
12552 struct pci_dev *pdev = tp->pdev;
49b6e95f 12553 struct device_node *dp = pci_device_to_OF_node(pdev);
374d4cac 12554 const unsigned char *addr;
49b6e95f
DM		 12555 int len;
12556
12557 addr = of_get_property(dp, "local-mac-address", &len);
12558 if (addr && len == 6) {
12559 memcpy(dev->dev_addr, addr, 6);
12560 memcpy(dev->perm_addr, dev->dev_addr, 6);
12561 return 0;
1da177e4
LT		 12562 }
12563 return -ENODEV;
12564}
12565
12566static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp)
12567{
12568 struct net_device *dev = tp->dev;
12569
12570 memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
2ff43697 12571 memcpy(dev->perm_addr, idprom->id_ethaddr, 6);
1da177e4
LT		 12572 return 0;
12573}
12574#endif
12575
12576static int __devinit tg3_get_device_address(struct tg3 *tp)
12577{
12578 struct net_device *dev = tp->dev;
12579 u32 hi, lo, mac_offset;
008652b3 12580 int addr_ok = 0;
1da177e4 12581
49b6e95f 12582#ifdef CONFIG_SPARC
1da177e4
LT		 12583 if (!tg3_get_macaddr_sparc(tp))
12584 return 0;
12585#endif
12586
12587 mac_offset = 0x7c;
f49639e6 12588 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
a4e2b347 12589 (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
1da177e4
LT		 12590 if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
12591 mac_offset = 0xcc;
12592 if (tg3_nvram_lock(tp))
12593 tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
12594 else
12595 tg3_nvram_unlock(tp);
12596 }
b5d3772c
MC		 12597 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
12598 mac_offset = 0x10;
1da177e4
LT		 12599
12600 /* First try to get it from MAC address mailbox. */
12601 tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
12602 if ((hi >> 16) == 0x484b) {
12603 dev->dev_addr[0] = (hi >> 8) & 0xff;
12604 dev->dev_addr[1] = (hi >> 0) & 0xff;
12605
12606 tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
12607 dev->dev_addr[2] = (lo >> 24) & 0xff;
12608 dev->dev_addr[3] = (lo >> 16) & 0xff;
12609 dev->dev_addr[4] = (lo >> 8) & 0xff;
12610 dev->dev_addr[5] = (lo >> 0) & 0xff;
1da177e4 12611
008652b3
MC		 12612 /* Some old bootcode may report a 0 MAC address in SRAM */
12613 addr_ok = is_valid_ether_addr(&dev->dev_addr[0]);
12614 }
12615 if (!addr_ok) {
12616 /* Next, try NVRAM. */
f49639e6 12617 if (!tg3_nvram_read(tp, mac_offset + 0, &hi) &&
008652b3
MC		 12618 !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
12619 dev->dev_addr[0] = ((hi >> 16) & 0xff);
12620 dev->dev_addr[1] = ((hi >> 24) & 0xff);
12621 dev->dev_addr[2] = ((lo >> 0) & 0xff);
12622 dev->dev_addr[3] = ((lo >> 8) & 0xff);
12623 dev->dev_addr[4] = ((lo >> 16) & 0xff);
12624 dev->dev_addr[5] = ((lo >> 24) & 0xff);
12625 }
12626 /* Finally just fetch it out of the MAC control regs. */
12627 else {
12628 hi = tr32(MAC_ADDR_0_HIGH);
12629 lo = tr32(MAC_ADDR_0_LOW);
12630
12631 dev->dev_addr[5] = lo & 0xff;
12632 dev->dev_addr[4] = (lo >> 8) & 0xff;
12633 dev->dev_addr[3] = (lo >> 16) & 0xff;
12634 dev->dev_addr[2] = (lo >> 24) & 0xff;
12635 dev->dev_addr[1] = hi & 0xff;
12636 dev->dev_addr[0] = (hi >> 8) & 0xff;
12637 }
1da177e4
LT		 12638 }
12639
12640 if (!is_valid_ether_addr(&dev->dev_addr[0])) {
7582a335 12641#ifdef CONFIG_SPARC
1da177e4
LT		 12642 if (!tg3_get_default_macaddr_sparc(tp))
12643 return 0;
12644#endif
12645 return -EINVAL;
12646 }
2ff43697 12647 memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
1da177e4
LT		 12648 return 0;
12649}
12650
59e6b434
DM		 12651#define BOUNDARY_SINGLE_CACHELINE 1
12652#define BOUNDARY_MULTI_CACHELINE 2
12653
12654static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
12655{
12656 int cacheline_size;
12657 u8 byte;
12658 int goal;
12659
12660 pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte);
12661 if (byte == 0)
12662 cacheline_size = 1024;
12663 else
12664 cacheline_size = (int) byte * 4;
12665
12666 /* On 5703 and later chips, the boundary bits have no
12667 * effect.
12668 */
12669 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
12670 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 &&
12671 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
12672 goto out;
12673
12674#if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC)
12675 goal = BOUNDARY_MULTI_CACHELINE;
12676#else
12677#if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA)
12678 goal = BOUNDARY_SINGLE_CACHELINE;
12679#else
12680 goal = 0;
12681#endif
12682#endif
12683
12684 if (!goal)
12685 goto out;
12686
12687 /* PCI controllers on most RISC systems tend to disconnect
12688 * when a device tries to burst across a cache-line boundary.
12689 * Therefore, letting tg3 do so just wastes PCI bandwidth.
12690 *
12691 * Unfortunately, for PCI-E there are only limited
12692 * write-side controls for this, and thus for reads
12693 * we will still get the disconnects. We'll also waste
12694 * these PCI cycles for both read and write for chips
12695 * other than 5700 and 5701 which do not implement the
12696 * boundary bits.
12697 */
12698 if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
12699 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
12700 switch (cacheline_size) {
12701 case 16:
12702 case 32:
12703 case 64:
12704 case 128:
12705 if (goal == BOUNDARY_SINGLE_CACHELINE) {
12706 val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX |
12707 DMA_RWCTRL_WRITE_BNDRY_128_PCIX);
12708 } else {
12709 val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
12710 DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
12711 }
12712 break;
12713
12714 case 256:
12715 val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX |
12716 DMA_RWCTRL_WRITE_BNDRY_256_PCIX);
12717 break;
12718
12719 default:
12720 val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
12721 DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
12722 break;
855e1111 12723 }
59e6b434
DM		 12724 } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
12725 switch (cacheline_size) {
12726 case 16:
12727 case 32:
12728 case 64:
12729 if (goal == BOUNDARY_SINGLE_CACHELINE) {
12730 val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
12731 val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE;
12732 break;
12733 }
12734 /* fallthrough */
12735 case 128:
12736 default:
12737 val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
12738 val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE;
12739 break;
855e1111 12740 }
59e6b434
DM		 12741 } else {
12742 switch (cacheline_size) {
12743 case 16:
12744 if (goal == BOUNDARY_SINGLE_CACHELINE) {
12745 val |= (DMA_RWCTRL_READ_BNDRY_16 |
12746 DMA_RWCTRL_WRITE_BNDRY_16);
12747 break;
12748 }
12749 /* fallthrough */
12750 case 32:
12751 if (goal == BOUNDARY_SINGLE_CACHELINE) {
12752 val |= (DMA_RWCTRL_READ_BNDRY_32 |
12753 DMA_RWCTRL_WRITE_BNDRY_32);
12754 break;
12755 }
12756 /* fallthrough */
12757 case 64:
12758 if (goal == BOUNDARY_SINGLE_CACHELINE) {
12759 val |= (DMA_RWCTRL_READ_BNDRY_64 |
12760 DMA_RWCTRL_WRITE_BNDRY_64);
12761 break;
12762 }
12763 /* fallthrough */
12764 case 128:
12765 if (goal == BOUNDARY_SINGLE_CACHELINE) {
12766 val |= (DMA_RWCTRL_READ_BNDRY_128 |
12767 DMA_RWCTRL_WRITE_BNDRY_128);
12768 break;
12769 }
12770 /* fallthrough */
12771 case 256:
12772 val |= (DMA_RWCTRL_READ_BNDRY_256 |
12773 DMA_RWCTRL_WRITE_BNDRY_256);
12774 break;
12775 case 512:
12776 val |= (DMA_RWCTRL_READ_BNDRY_512 |
12777 DMA_RWCTRL_WRITE_BNDRY_512);
12778 break;
12779 case 1024:
12780 default:
12781 val |= (DMA_RWCTRL_READ_BNDRY_1024 |
12782 DMA_RWCTRL_WRITE_BNDRY_1024);
12783 break;
855e1111 12784 }
59e6b434
DM		 12785 }
12786
12787out:
12788 return val;
12789}
12790
1da177e4
LT		 12791static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device)
12792{
12793 struct tg3_internal_buffer_desc test_desc;
12794 u32 sram_dma_descs;
12795 int i, ret;
12796
12797 sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE;
12798
12799 tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0);
12800 tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0);
12801 tw32(RDMAC_STATUS, 0);
12802 tw32(WDMAC_STATUS, 0);
12803
12804 tw32(BUFMGR_MODE, 0);
12805 tw32(FTQ_RESET, 0);
12806
12807 test_desc.addr_hi = ((u64) buf_dma) >> 32;
12808 test_desc.addr_lo = buf_dma & 0xffffffff;
12809 test_desc.nic_mbuf = 0x00002100;
12810 test_desc.len = size;
12811
12812 /*
12813 * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz
12814 * the *second* time the tg3 driver was getting loaded after an
12815 * initial scan.
12816 *
12817 * Broadcom tells me:
12818 * ...the DMA engine is connected to the GRC block and a DMA
12819 * reset may affect the GRC block in some unpredictable way...
12820 * The behavior of resets to individual blocks has not been tested.
12821 *
12822 * Broadcom noted the GRC reset will also reset all sub-components.
12823 */
12824 if (to_device) {
12825 test_desc.cqid_sqid = (13 << 8) | 2;
12826
12827 tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE);
12828 udelay(40);
12829 } else {
12830 test_desc.cqid_sqid = (16 << 8) | 7;
12831
12832 tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE);
12833 udelay(40);
12834 }
12835 test_desc.flags = 0x00000005;
12836
12837 for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) {
12838 u32 val;
12839
12840 val = *(((u32 *)&test_desc) + i);
12841 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR,
12842 sram_dma_descs + (i * sizeof(u32)));
12843 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
12844 }
12845 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
12846
12847 if (to_device) {
12848 tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs);
12849 } else {
12850 tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs);
12851 }
12852
12853 ret = -ENODEV;
12854 for (i = 0; i < 40; i++) {
12855 u32 val;
12856
12857 if (to_device)
12858 val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ);
12859 else
12860 val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ);
12861 if ((val & 0xffff) == sram_dma_descs) {
12862 ret = 0;
12863 break;
12864 }
12865
12866 udelay(100);
12867 }
12868
12869 return ret;
12870}
12871
ded7340d 12872#define TEST_BUFFER_SIZE 0x2000
1da177e4
LT		 12873
12874static int __devinit tg3_test_dma(struct tg3 *tp)
12875{
12876 dma_addr_t buf_dma;
59e6b434 12877 u32 *buf, saved_dma_rwctrl;
1da177e4
LT		 12878 int ret;
12879
12880 buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma);
12881 if (!buf) {
12882 ret = -ENOMEM;
12883 goto out_nofree;
12884 }
12885
12886 tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
12887 (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT));
12888
59e6b434 12889 tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
1da177e4
LT		 12890
12891 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
12892 /* DMA read watermark not used on PCIE */
12893 tp->dma_rwctrl |= 0x00180000;
12894 } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
85e94ced
MC		 12895 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
12896 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
1da177e4
LT		 12897 tp->dma_rwctrl |= 0x003f0000;
12898 else
12899 tp->dma_rwctrl |= 0x003f000f;
12900 } else {
12901 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
12902 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
12903 u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f);
49afdeb6 12904 u32 read_water = 0x7;
1da177e4 12905
4a29cc2e
MC		 12906 /* If the 5704 is behind the EPB bridge, we can
12907 * do the less restrictive ONE_DMA workaround for
12908 * better performance.
12909 */
12910 if ((tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) &&
12911 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
12912 tp->dma_rwctrl |= 0x8000;
12913 else if (ccval == 0x6 || ccval == 0x7)
1da177e4
LT		 12914 tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
12915
49afdeb6
MC		 12916 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703)
12917 read_water = 4;
59e6b434 12918 /* Set bit 23 to enable PCIX hw bug fix */
49afdeb6
MC		 12919 tp->dma_rwctrl |=
12920 (read_water << DMA_RWCTRL_READ_WATER_SHIFT) |
12921 (0x3 << DMA_RWCTRL_WRITE_WATER_SHIFT) |
12922 (1 << 23);
4cf78e4f
MC		 12923 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
12924 /* 5780 always in PCIX mode */
12925 tp->dma_rwctrl |= 0x00144000;
a4e2b347
MC		 12926 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
12927 /* 5714 always in PCIX mode */
12928 tp->dma_rwctrl |= 0x00148000;
1da177e4
LT		 12929 } else {
12930 tp->dma_rwctrl |= 0x001b000f;
12931 }
12932 }
12933
12934 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
12935 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
12936 tp->dma_rwctrl &= 0xfffffff0;
12937
12938 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
12939 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
12940 /* Remove this if it causes problems for some boards. */
12941 tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT;
12942
12943 /* On 5700/5701 chips, we need to set this bit.
12944 * Otherwise the chip will issue cacheline transactions
12945 * to streamable DMA memory with not all the byte
12946 * enables turned on. This is an error on several
12947 * RISC PCI controllers, in particular sparc64.
12948 *
12949 * On 5703/5704 chips, this bit has been reassigned
12950 * a different meaning. In particular, it is used
12951 * on those chips to enable a PCI-X workaround.
12952 */
12953 tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;
12954 }
12955
12956 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
12957
12958#if 0
12959 /* Unneeded, already done by tg3_get_invariants. */
12960 tg3_switch_clocks(tp);
12961#endif
12962
12963 ret = 0;
12964 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
12965 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
12966 goto out;
12967
59e6b434
DM		 12968 /* It is best to perform DMA test with maximum write burst size
12969 * to expose the 5700/5701 write DMA bug.
12970 */
12971 saved_dma_rwctrl = tp->dma_rwctrl;
12972 tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
12973 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
12974
1da177e4
LT		 12975 while (1) {
12976 u32 *p = buf, i;
12977
12978 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++)
12979 p[i] = i;
12980
12981 /* Send the buffer to the chip. */
12982 ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1);
12983 if (ret) {
12984 printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret);
12985 break;
12986 }
12987
12988#if 0
12989 /* validate data reached card RAM correctly. */
12990 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
12991 u32 val;
12992 tg3_read_mem(tp, 0x2100 + (i*4), &val);
12993 if (le32_to_cpu(val) != p[i]) {
12994 printk(KERN_ERR " tg3_test_dma() Card buffer corrupted on write! (%d != %d)\n", val, i);
12995 /* ret = -ENODEV here? */
12996 }
12997 p[i] = 0;
12998 }
12999#endif
13000 /* Now read it back. */
13001 ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0);
13002 if (ret) {
13003 printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret);
13004
13005 break;
13006 }
13007
13008 /* Verify it. */
13009 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
13010 if (p[i] == i)
13011 continue;
13012
59e6b434
DM		 13013 if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
13014 DMA_RWCTRL_WRITE_BNDRY_16) {
13015 tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
1da177e4
LT		 13016 tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
13017 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
13018 break;
13019 } else {
13020 printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i);
13021 ret = -ENODEV;
13022 goto out;
13023 }
13024 }
13025
13026 if (i == (TEST_BUFFER_SIZE / sizeof(u32))) {
13027 /* Success. */
13028 ret = 0;
13029 break;
13030 }
13031 }
59e6b434
DM		 13032 if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
13033 DMA_RWCTRL_WRITE_BNDRY_16) {
6d1cfbab
MC		 13034 static struct pci_device_id dma_wait_state_chipsets[] = {
13035 { PCI_DEVICE(PCI_VENDOR_ID_APPLE,
13036 PCI_DEVICE_ID_APPLE_UNI_N_PCI15) },
13037 { },
13038 };
13039
59e6b434 13040 /* DMA test passed without adjusting DMA boundary,
6d1cfbab
MC		 13041 * now look for chipsets that are known to expose the
13042 * DMA bug without failing the test.
59e6b434 13043 */
6d1cfbab
MC		 13044 if (pci_dev_present(dma_wait_state_chipsets)) {
13045 tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
13046 tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
13047 }
13048 else
13049 /* Safe to use the calculated DMA boundary. */
13050 tp->dma_rwctrl = saved_dma_rwctrl;
13051
59e6b434
DM		 13052 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
13053 }
1da177e4
LT		 13054
13055out:
13056 pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma);
13057out_nofree:
13058 return ret;
13059}
13060
13061static void __devinit tg3_init_link_config(struct tg3 *tp)
13062{
13063 tp->link_config.advertising =
13064 (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
13065 ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
13066 ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
13067 ADVERTISED_Autoneg | ADVERTISED_MII);
13068 tp->link_config.speed = SPEED_INVALID;
13069 tp->link_config.duplex = DUPLEX_INVALID;
13070 tp->link_config.autoneg = AUTONEG_ENABLE;
1da177e4
LT		 13071 tp->link_config.active_speed = SPEED_INVALID;
13072 tp->link_config.active_duplex = DUPLEX_INVALID;
13073 tp->link_config.phy_is_low_power = 0;
13074 tp->link_config.orig_speed = SPEED_INVALID;
13075 tp->link_config.orig_duplex = DUPLEX_INVALID;
13076 tp->link_config.orig_autoneg = AUTONEG_INVALID;
13077}
13078
13079static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
13080{
fdfec172
MC		 13081 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
13082 tp->bufmgr_config.mbuf_read_dma_low_water =
13083 DEFAULT_MB_RDMA_LOW_WATER_5705;
13084 tp->bufmgr_config.mbuf_mac_rx_low_water =
13085 DEFAULT_MB_MACRX_LOW_WATER_5705;
13086 tp->bufmgr_config.mbuf_high_water =
13087 DEFAULT_MB_HIGH_WATER_5705;
b5d3772c
MC		 13088 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
13089 tp->bufmgr_config.mbuf_mac_rx_low_water =
13090 DEFAULT_MB_MACRX_LOW_WATER_5906;
13091 tp->bufmgr_config.mbuf_high_water =
13092 DEFAULT_MB_HIGH_WATER_5906;
13093 }
fdfec172
MC		 13094
13095 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
13096 DEFAULT_MB_RDMA_LOW_WATER_JUMBO_5780;
13097 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
13098 DEFAULT_MB_MACRX_LOW_WATER_JUMBO_5780;
13099 tp->bufmgr_config.mbuf_high_water_jumbo =
13100 DEFAULT_MB_HIGH_WATER_JUMBO_5780;
13101 } else {
13102 tp->bufmgr_config.mbuf_read_dma_low_water =
13103 DEFAULT_MB_RDMA_LOW_WATER;
13104 tp->bufmgr_config.mbuf_mac_rx_low_water =
13105 DEFAULT_MB_MACRX_LOW_WATER;
13106 tp->bufmgr_config.mbuf_high_water =
13107 DEFAULT_MB_HIGH_WATER;
13108
13109 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
13110 DEFAULT_MB_RDMA_LOW_WATER_JUMBO;
13111 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
13112 DEFAULT_MB_MACRX_LOW_WATER_JUMBO;
13113 tp->bufmgr_config.mbuf_high_water_jumbo =
13114 DEFAULT_MB_HIGH_WATER_JUMBO;
13115 }
1da177e4
LT		 13116
13117 tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER;
13118 tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER;
13119}
13120
13121static char * __devinit tg3_phy_string(struct tg3 *tp)
13122{
13123 switch (tp->phy_id & PHY_ID_MASK) {
13124 case PHY_ID_BCM5400: return "5400";
13125 case PHY_ID_BCM5401: return "5401";
13126 case PHY_ID_BCM5411: return "5411";
13127 case PHY_ID_BCM5701: return "5701";
13128 case PHY_ID_BCM5703: return "5703";
13129 case PHY_ID_BCM5704: return "5704";
13130 case PHY_ID_BCM5705: return "5705";
13131 case PHY_ID_BCM5750: return "5750";
85e94ced 13132 case PHY_ID_BCM5752: return "5752";
a4e2b347 13133 case PHY_ID_BCM5714: return "5714";
4cf78e4f 13134 case PHY_ID_BCM5780: return "5780";
af36e6b6 13135 case PHY_ID_BCM5755: return "5755";
d9ab5ad1 13136 case PHY_ID_BCM5787: return "5787";
d30cdd28 13137 case PHY_ID_BCM5784: return "5784";
126a3368 13138 case PHY_ID_BCM5756: return "5722/5756";
b5d3772c 13139 case PHY_ID_BCM5906: return "5906";
9936bcf6 13140 case PHY_ID_BCM5761: return "5761";
1da177e4
LT		 13141 case PHY_ID_BCM8002: return "8002/serdes";
13142 case 0: return "serdes";
13143 default: return "unknown";
855e1111 13144 }
1da177e4
LT		 13145}
13146
f9804ddb
MC		 13147static char * __devinit tg3_bus_string(struct tg3 *tp, char *str)
13148{
13149 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
13150 strcpy(str, "PCI Express");
13151 return str;
13152 } else if (tp->tg3_flags & TG3_FLAG_PCIX_MODE) {
13153 u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL) & 0x1f;
13154
13155 strcpy(str, "PCIX:");
13156
13157 if ((clock_ctrl == 7) ||
13158 ((tr32(GRC_MISC_CFG) & GRC_MISC_CFG_BOARD_ID_MASK) ==
13159 GRC_MISC_CFG_BOARD_ID_5704CIOBE))
13160 strcat(str, "133MHz");
13161 else if (clock_ctrl == 0)
13162 strcat(str, "33MHz");
13163 else if (clock_ctrl == 2)
13164 strcat(str, "50MHz");
13165 else if (clock_ctrl == 4)
13166 strcat(str, "66MHz");
13167 else if (clock_ctrl == 6)
13168 strcat(str, "100MHz");
f9804ddb
MC		 13169 } else {
13170 strcpy(str, "PCI:");
13171 if (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED)
13172 strcat(str, "66MHz");
13173 else
13174 strcat(str, "33MHz");
13175 }
13176 if (tp->tg3_flags & TG3_FLAG_PCI_32BIT)
13177 strcat(str, ":32-bit");
13178 else
13179 strcat(str, ":64-bit");
13180 return str;
13181}
13182
8c2dc7e1 13183static struct pci_dev * __devinit tg3_find_peer(struct tg3 *tp)
1da177e4
LT		 13184{
13185 struct pci_dev *peer;
13186 unsigned int func, devnr = tp->pdev->devfn & ~7;
13187
13188 for (func = 0; func < 8; func++) {
13189 peer = pci_get_slot(tp->pdev->bus, devnr | func);
13190 if (peer && peer != tp->pdev)
13191 break;
13192 pci_dev_put(peer);
13193 }
16fe9d74
MC		 13194 /* 5704 can be configured in single-port mode, set peer to
13195 * tp->pdev in that case.
13196 */
13197 if (!peer) {
13198 peer = tp->pdev;
13199 return peer;
13200 }
1da177e4
LT		 13201
13202 /*
13203 * We don't need to keep the refcount elevated; there's no way
13204 * to remove one half of this device without removing the other
13205 */
13206 pci_dev_put(peer);
13207
13208 return peer;
13209}
13210
15f9850d
DM		 13211static void __devinit tg3_init_coal(struct tg3 *tp)
13212{
13213 struct ethtool_coalesce *ec = &tp->coal;
13214
13215 memset(ec, 0, sizeof(*ec));
13216 ec->cmd = ETHTOOL_GCOALESCE;
13217 ec->rx_coalesce_usecs = LOW_RXCOL_TICKS;
13218 ec->tx_coalesce_usecs = LOW_TXCOL_TICKS;
13219 ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES;
13220 ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES;
13221 ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT;
13222 ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT;
13223 ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT;
13224 ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT;
13225 ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS;
13226
13227 if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD |
13228 HOSTCC_MODE_CLRTICK_TXBD)) {
13229 ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS;
13230 ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS;
13231 ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS;
13232 ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS;
13233 }
d244c892
MC		 13234
13235 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
13236 ec->rx_coalesce_usecs_irq = 0;
13237 ec->tx_coalesce_usecs_irq = 0;
13238 ec->stats_block_coalesce_usecs = 0;
13239 }
15f9850d
DM		 13240}
13241
1da177e4
LT		 13242static int __devinit tg3_init_one(struct pci_dev *pdev,
13243 const struct pci_device_id *ent)
13244{
13245 static int tg3_version_printed = 0;
2de58e30
SS		 13246 resource_size_t tg3reg_base;
13247 unsigned long tg3reg_len;
1da177e4
LT		 13248 struct net_device *dev;
13249 struct tg3 *tp;
d6645372 13250 int err, pm_cap;
f9804ddb 13251 char str[40];
72f2afb8 13252 u64 dma_mask, persist_dma_mask;
d6645372 13253 DECLARE_MAC_BUF(mac);
1da177e4
LT		 13254
13255 if (tg3_version_printed++ == 0)
13256 printk(KERN_INFO "%s", version);
13257
13258 err = pci_enable_device(pdev);
13259 if (err) {
13260 printk(KERN_ERR PFX "Cannot enable PCI device, "
13261 "aborting.\n");
13262 return err;
13263 }
13264
13265 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
13266 printk(KERN_ERR PFX "Cannot find proper PCI device "
13267 "base address, aborting.\n");
13268 err = -ENODEV;
13269 goto err_out_disable_pdev;
13270 }
13271
13272 err = pci_request_regions(pdev, DRV_MODULE_NAME);
13273 if (err) {
13274 printk(KERN_ERR PFX "Cannot obtain PCI resources, "
13275 "aborting.\n");
13276 goto err_out_disable_pdev;
13277 }
13278
13279 pci_set_master(pdev);
13280
13281 /* Find power-management capability. */
13282 pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
13283 if (pm_cap == 0) {
13284 printk(KERN_ERR PFX "Cannot find PowerManagement capability, "
13285 "aborting.\n");
13286 err = -EIO;
13287 goto err_out_free_res;
13288 }
13289
1da177e4
LT		 13290 tg3reg_base = pci_resource_start(pdev, 0);
13291 tg3reg_len = pci_resource_len(pdev, 0);
13292
13293 dev = alloc_etherdev(sizeof(*tp));
13294 if (!dev) {
13295 printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n");
13296 err = -ENOMEM;
13297 goto err_out_free_res;
13298 }
13299
1da177e4
LT		 13300 SET_NETDEV_DEV(dev, &pdev->dev);
13301
1da177e4
LT		 13302#if TG3_VLAN_TAG_USED
13303 dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
13304 dev->vlan_rx_register = tg3_vlan_rx_register;
1da177e4
LT		 13305#endif
13306
13307 tp = netdev_priv(dev);
13308 tp->pdev = pdev;
13309 tp->dev = dev;
13310 tp->pm_cap = pm_cap;
1da177e4
LT		 13311 tp->rx_mode = TG3_DEF_RX_MODE;
13312 tp->tx_mode = TG3_DEF_TX_MODE;
8ef21428 13313
1da177e4
LT		 13314 if (tg3_debug > 0)
13315 tp->msg_enable = tg3_debug;
13316 else
13317 tp->msg_enable = TG3_DEF_MSG_ENABLE;
13318
13319 /* The word/byte swap controls here control register access byte
13320 * swapping. DMA data byte swapping is controlled in the GRC_MODE
13321 * setting below.
13322 */
13323 tp->misc_host_ctrl =
13324 MISC_HOST_CTRL_MASK_PCI_INT |
13325 MISC_HOST_CTRL_WORD_SWAP |
13326 MISC_HOST_CTRL_INDIR_ACCESS |
13327 MISC_HOST_CTRL_PCISTATE_RW;
13328
13329 /* The NONFRM (non-frame) byte/word swap controls take effect
13330 * on descriptor entries, anything which isn't packet data.
13331 *
13332 * The StrongARM chips on the board (one for tx, one for rx)
13333 * are running in big-endian mode.
13334 */
13335 tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
13336 GRC_MODE_WSWAP_NONFRM_DATA);
13337#ifdef __BIG_ENDIAN
13338 tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
13339#endif
13340 spin_lock_init(&tp->lock);
1da177e4 13341 spin_lock_init(&tp->indirect_lock);
c4028958 13342 INIT_WORK(&tp->reset_task, tg3_reset_task);
1da177e4
LT		 13343
13344 tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len);
ab0049b4 13345 if (!tp->regs) {
1da177e4
LT		 13346 printk(KERN_ERR PFX "Cannot map device registers, "
13347 "aborting.\n");
13348 err = -ENOMEM;
13349 goto err_out_free_dev;
13350 }
13351
13352 tg3_init_link_config(tp);
13353
1da177e4
LT		 13354 tp->rx_pending = TG3_DEF_RX_RING_PENDING;
13355 tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
13356 tp->tx_pending = TG3_DEF_TX_RING_PENDING;
13357
13358 dev->open = tg3_open;
13359 dev->stop = tg3_close;
13360 dev->get_stats = tg3_get_stats;
13361 dev->set_multicast_list = tg3_set_rx_mode;
13362 dev->set_mac_address = tg3_set_mac_addr;
13363 dev->do_ioctl = tg3_ioctl;
13364 dev->tx_timeout = tg3_tx_timeout;
bea3348e 13365 netif_napi_add(dev, &tp->napi, tg3_poll, 64);
1da177e4 13366 dev->ethtool_ops = &tg3_ethtool_ops;
1da177e4
LT		 13367 dev->watchdog_timeo = TG3_TX_TIMEOUT;
13368 dev->change_mtu = tg3_change_mtu;
13369 dev->irq = pdev->irq;
13370#ifdef CONFIG_NET_POLL_CONTROLLER
13371 dev->poll_controller = tg3_poll_controller;
13372#endif
13373
13374 err = tg3_get_invariants(tp);
13375 if (err) {
13376 printk(KERN_ERR PFX "Problem fetching invariants of chip, "
13377 "aborting.\n");
13378 goto err_out_iounmap;
13379 }
13380
4a29cc2e
MC		 13381 /* The EPB bridge inside 5714, 5715, and 5780 and any
13382 * device behind the EPB cannot support DMA addresses > 40-bit.
72f2afb8
MC		 13383 * On 64-bit systems with IOMMU, use 40-bit dma_mask.
13384 * On 64-bit systems without IOMMU, use 64-bit dma_mask and
13385 * do DMA address check in tg3_start_xmit().
13386 */
4a29cc2e
MC		 13387 if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
13388 persist_dma_mask = dma_mask = DMA_32BIT_MASK;
13389 else if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) {
72f2afb8
MC		 13390 persist_dma_mask = dma_mask = DMA_40BIT_MASK;
13391#ifdef CONFIG_HIGHMEM
13392 dma_mask = DMA_64BIT_MASK;
13393#endif
4a29cc2e 13394 } else
72f2afb8
MC		 13395 persist_dma_mask = dma_mask = DMA_64BIT_MASK;
13396
13397 /* Configure DMA attributes. */
13398 if (dma_mask > DMA_32BIT_MASK) {
13399 err = pci_set_dma_mask(pdev, dma_mask);
13400 if (!err) {
13401 dev->features |= NETIF_F_HIGHDMA;
13402 err = pci_set_consistent_dma_mask(pdev,
13403 persist_dma_mask);
13404 if (err < 0) {
13405 printk(KERN_ERR PFX "Unable to obtain 64 bit "
13406 "DMA for consistent allocations\n");
13407 goto err_out_iounmap;
13408 }
13409 }
13410 }
13411 if (err || dma_mask == DMA_32BIT_MASK) {
13412 err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
13413 if (err) {
13414 printk(KERN_ERR PFX "No usable DMA configuration, "
13415 "aborting.\n");
13416 goto err_out_iounmap;
13417 }
13418 }
13419
fdfec172 13420 tg3_init_bufmgr_config(tp);
1da177e4 13421
1da177e4
LT		 13422 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
13423 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
13424 }
13425 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
13426 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
13427 tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 ||
c7835a77 13428 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906 ||
1da177e4
LT		 13429 (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
13430 tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
13431 } else {
7f62ad5d 13432 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE | TG3_FLG2_TSO_BUG;
1da177e4
LT		 13433 }
13434
4e3a7aaa
MC		 13435 /* TSO is on by default on chips that support hardware TSO.
13436 * Firmware TSO on older chips gives lower performance, so it
13437 * is off by default, but can be enabled using ethtool.
13438 */
b0026624 13439 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
1da177e4 13440 dev->features |= NETIF_F_TSO;
b5d3772c
MC		 13441 if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) &&
13442 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906))
b0026624 13443 dev->features |= NETIF_F_TSO6;
57e6983c
MC		 13444 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
13445 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 &&
13446 GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5784_AX) ||
13447 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
9936bcf6 13448 dev->features |= NETIF_F_TSO_ECN;
b0026624 13449 }
1da177e4 13450
1da177e4
LT		 13451
13452 if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
13453 !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
13454 !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) {
13455 tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64;
13456 tp->rx_pending = 63;
13457 }
13458
1da177e4
LT		 13459 err = tg3_get_device_address(tp);
13460 if (err) {
13461 printk(KERN_ERR PFX "Could not obtain valid ethernet address, "
13462 "aborting.\n");
13463 goto err_out_iounmap;
13464 }
13465
c88864df
MC		 13466 if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) {
13467 if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) {
13468 printk(KERN_ERR PFX "Cannot find proper PCI device "
13469 "base address for APE, aborting.\n");
13470 err = -ENODEV;
13471 goto err_out_iounmap;
13472 }
13473
13474 tg3reg_base = pci_resource_start(pdev, 2);
13475 tg3reg_len = pci_resource_len(pdev, 2);
13476
13477 tp->aperegs = ioremap_nocache(tg3reg_base, tg3reg_len);
79ea13ce 13478 if (!tp->aperegs) {
c88864df
MC		 13479 printk(KERN_ERR PFX "Cannot map APE registers, "
13480 "aborting.\n");
13481 err = -ENOMEM;
13482 goto err_out_iounmap;
13483 }
13484
13485 tg3_ape_lock_init(tp);
13486 }
13487
1da177e4
LT		 13488 /*
13489 * Reset chip in case UNDI or EFI driver did not shutdown
13490 * DMA self test will enable WDMAC and we'll see (spurious)
13491 * pending DMA on the PCI bus at that point.
13492 */
13493 if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) ||
13494 (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
1da177e4 13495 tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
944d980e 13496 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 13497 }
13498
13499 err = tg3_test_dma(tp);
13500 if (err) {
13501 printk(KERN_ERR PFX "DMA engine test failed, aborting.\n");
c88864df 13502 goto err_out_apeunmap;
1da177e4
LT		 13503 }
13504
13505 /* Tigon3 can do ipv4 only... and some chips have buggy
13506 * checksumming.
13507 */
13508 if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
d212f87b 13509 dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG;
af36e6b6 13510 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
d30cdd28 13511 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
9936bcf6 13512 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
57e6983c
MC		 13513 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
13514 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785)
d212f87b
SH		 13515 dev->features |= NETIF_F_IPV6_CSUM;
13516
1da177e4
LT		 13517 tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
13518 } else
13519 tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
13520
1da177e4
LT		 13521 /* flow control autonegotiation is default behavior */
13522 tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
8d018621 13523 tp->link_config.flowctrl = TG3_FLOW_CTRL_TX | TG3_FLOW_CTRL_RX;
1da177e4 13524
15f9850d
DM		 13525 tg3_init_coal(tp);
13526
c49a1561
MC		 13527 pci_set_drvdata(pdev, dev);
13528
1da177e4
LT		 13529 err = register_netdev(dev);
13530 if (err) {
13531 printk(KERN_ERR PFX "Cannot register net device, "
13532 "aborting.\n");
0d3031d9 13533 goto err_out_apeunmap;
1da177e4
LT		 13534 }
13535
d6645372
JP		 13536 printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] "
13537 "(%s) %s Ethernet %s\n",
1da177e4
LT		 13538 dev->name,
13539 tp->board_part_number,
13540 tp->pci_chip_rev_id,
13541 tg3_phy_string(tp),
f9804ddb 13542 tg3_bus_string(tp, str),
cbb45d21
MC		 13543 ((tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100Base-TX" :
13544 ((tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) ? "1000Base-SX" :
d6645372
JP		 13545 "10/100/1000Base-T")),
13546 print_mac(mac, dev->dev_addr));
1da177e4
LT		 13547
13548 printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
1c46ae05 13549 "MIirq[%d] ASF[%d] WireSpeed[%d] TSOcap[%d]\n",
1da177e4
LT		 13550 dev->name,
13551 (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
13552 (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
13553 (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
13554 (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
1da177e4
LT		 13555 (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
13556 (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
4a29cc2e
MC		 13557 printk(KERN_INFO "%s: dma_rwctrl[%08x] dma_mask[%d-bit]\n",
13558 dev->name, tp->dma_rwctrl,
13559 (pdev->dma_mask == DMA_32BIT_MASK) ? 32 :
13560 (((u64) pdev->dma_mask == DMA_40BIT_MASK) ? 40 : 64));
1da177e4
LT		 13561
13562 return 0;
13563
0d3031d9
MC		 13564err_out_apeunmap:
13565 if (tp->aperegs) {
13566 iounmap(tp->aperegs);
13567 tp->aperegs = NULL;
13568 }
13569
1da177e4 13570err_out_iounmap:
6892914f
MC		 13571 if (tp->regs) {
13572 iounmap(tp->regs);
22abe310 13573 tp->regs = NULL;
6892914f 13574 }
1da177e4
LT		 13575
13576err_out_free_dev:
13577 free_netdev(dev);
13578
13579err_out_free_res:
13580 pci_release_regions(pdev);
13581
13582err_out_disable_pdev:
13583 pci_disable_device(pdev);
13584 pci_set_drvdata(pdev, NULL);
13585 return err;
13586}
13587
13588static void __devexit tg3_remove_one(struct pci_dev *pdev)
13589{
13590 struct net_device *dev = pci_get_drvdata(pdev);
13591
13592 if (dev) {
13593 struct tg3 *tp = netdev_priv(dev);
13594
7faa006f 13595 flush_scheduled_work();
158d7abd 13596
b02fd9e3
MC		 13597 if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
13598 tg3_phy_fini(tp);
158d7abd 13599 tg3_mdio_fini(tp);
b02fd9e3 13600 }
158d7abd 13601
1da177e4 13602 unregister_netdev(dev);
0d3031d9
MC		 13603 if (tp->aperegs) {
13604 iounmap(tp->aperegs);
13605 tp->aperegs = NULL;
13606 }
6892914f
MC		 13607 if (tp->regs) {
13608 iounmap(tp->regs);
22abe310 13609 tp->regs = NULL;
6892914f 13610 }
1da177e4
LT		 13611 free_netdev(dev);
13612 pci_release_regions(pdev);
13613 pci_disable_device(pdev);
13614 pci_set_drvdata(pdev, NULL);
13615 }
13616}
13617
13618static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
13619{
13620 struct net_device *dev = pci_get_drvdata(pdev);
13621 struct tg3 *tp = netdev_priv(dev);
12dac075 13622 pci_power_t target_state;
1da177e4
LT		 13623 int err;
13624
3e0c95fd
MC		 13625 /* PCI register 4 needs to be saved whether netif_running() or not.
13626 * MSI address and data need to be saved if using MSI and
13627 * netif_running().
13628 */
13629 pci_save_state(pdev);
13630
1da177e4
LT		 13631 if (!netif_running(dev))
13632 return 0;
13633
7faa006f 13634 flush_scheduled_work();
b02fd9e3 13635 tg3_phy_stop(tp);
1da177e4
LT		 13636 tg3_netif_stop(tp);
13637
13638 del_timer_sync(&tp->timer);
13639
f47c11ee 13640 tg3_full_lock(tp, 1);
1da177e4 13641 tg3_disable_ints(tp);
f47c11ee 13642 tg3_full_unlock(tp);
1da177e4
LT		 13643
13644 netif_device_detach(dev);
13645
f47c11ee 13646 tg3_full_lock(tp, 0);
944d980e 13647 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
6a9eba15 13648 tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
f47c11ee 13649 tg3_full_unlock(tp);
1da177e4 13650
12dac075
RW		 13651 target_state = pdev->pm_cap ? pci_target_state(pdev) : PCI_D3hot;
13652
13653 err = tg3_set_power_state(tp, target_state);
1da177e4 13654 if (err) {
b02fd9e3
MC		 13655 int err2;
13656
f47c11ee 13657 tg3_full_lock(tp, 0);
1da177e4 13658
6a9eba15 13659 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
b02fd9e3
MC		 13660 err2 = tg3_restart_hw(tp, 1);
13661 if (err2)
b9ec6c1b 13662 goto out;
1da177e4
LT		 13663
13664 tp->timer.expires = jiffies + tp->timer_offset;
13665 add_timer(&tp->timer);
13666
13667 netif_device_attach(dev);
13668 tg3_netif_start(tp);
13669
b9ec6c1b 13670out:
f47c11ee 13671 tg3_full_unlock(tp);
b02fd9e3
MC		 13672
13673 if (!err2)
13674 tg3_phy_start(tp);
1da177e4
LT		 13675 }
13676
13677 return err;
13678}
13679
13680static int tg3_resume(struct pci_dev *pdev)
13681{
13682 struct net_device *dev = pci_get_drvdata(pdev);
13683 struct tg3 *tp = netdev_priv(dev);
13684 int err;
13685
3e0c95fd
MC		 13686 pci_restore_state(tp->pdev);
13687
1da177e4
LT		 13688 if (!netif_running(dev))
13689 return 0;
13690
bc1c7567 13691 err = tg3_set_power_state(tp, PCI_D0);
1da177e4
LT		 13692 if (err)
13693 return err;
13694
13695 netif_device_attach(dev);
13696
f47c11ee 13697 tg3_full_lock(tp, 0);
1da177e4 13698
6a9eba15 13699 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
b9ec6c1b
MC		 13700 err = tg3_restart_hw(tp, 1);
13701 if (err)
13702 goto out;
1da177e4
LT		 13703
13704 tp->timer.expires = jiffies + tp->timer_offset;
13705 add_timer(&tp->timer);
13706
1da177e4
LT		 13707 tg3_netif_start(tp);
13708
b9ec6c1b 13709out:
f47c11ee 13710 tg3_full_unlock(tp);
1da177e4 13711
b02fd9e3
MC		 13712 if (!err)
13713 tg3_phy_start(tp);
13714
b9ec6c1b 13715 return err;
1da177e4
LT		 13716}
13717
13718static struct pci_driver tg3_driver = {
13719 .name = DRV_MODULE_NAME,
13720 .id_table = tg3_pci_tbl,
13721 .probe = tg3_init_one,
13722 .remove = __devexit_p(tg3_remove_one),
13723 .suspend = tg3_suspend,
13724 .resume = tg3_resume
13725};
13726
13727static int __init tg3_init(void)
13728{
29917620 13729 return pci_register_driver(&tg3_driver);
1da177e4
LT		 13730}
13731
13732static void __exit tg3_cleanup(void)
13733{
13734 pci_unregister_driver(&tg3_driver);
13735}
13736
13737module_init(tg3_init);
13738module_exit(tg3_cleanup);
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