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[TG3]: Fix 5704 single-port mode
[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.
7 * Copyright (C) 2005 Broadcom Corporation.
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MC		 10 * Derived from proprietary unpublished source code,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
18#include <linux/config.h>
19
20#include <linux/module.h>
21#include <linux/moduleparam.h>
22#include <linux/kernel.h>
23#include <linux/types.h>
24#include <linux/compiler.h>
25#include <linux/slab.h>
26#include <linux/delay.h>
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>
35#include <linux/if_vlan.h>
36#include <linux/ip.h>
37#include <linux/tcp.h>
38#include <linux/workqueue.h>
61487480 39#include <linux/prefetch.h>
f9a5f7d3 40#include <linux/dma-mapping.h>
1da177e4
LT		 41
42#include <net/checksum.h>
43
44#include <asm/system.h>
45#include <asm/io.h>
46#include <asm/byteorder.h>
47#include <asm/uaccess.h>
48
49#ifdef CONFIG_SPARC64
50#include <asm/idprom.h>
51#include <asm/oplib.h>
52#include <asm/pbm.h>
53#endif
54
55#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
56#define TG3_VLAN_TAG_USED 1
57#else
58#define TG3_VLAN_TAG_USED 0
59#endif
60
61#ifdef NETIF_F_TSO
62#define TG3_TSO_SUPPORT 1
63#else
64#define TG3_TSO_SUPPORT 0
65#endif
66
67#include "tg3.h"
68
69#define DRV_MODULE_NAME "tg3"
70#define PFX DRV_MODULE_NAME ": "
1f064a87
SH		 71#define DRV_MODULE_VERSION "3.44"
72#define DRV_MODULE_RELDATE "Dec 6, 2005"
1da177e4
LT		 73
74#define TG3_DEF_MAC_MODE 0
75#define TG3_DEF_RX_MODE 0
76#define TG3_DEF_TX_MODE 0
77#define TG3_DEF_MSG_ENABLE \
78 (NETIF_MSG_DRV | \
79 NETIF_MSG_PROBE | \
80 NETIF_MSG_LINK | \
81 NETIF_MSG_TIMER | \
82 NETIF_MSG_IFDOWN | \
83 NETIF_MSG_IFUP | \
84 NETIF_MSG_RX_ERR | \
85 NETIF_MSG_TX_ERR)
86
87/* length of time before we decide the hardware is borked,
88 * and dev->tx_timeout() should be called to fix the problem
89 */
90#define TG3_TX_TIMEOUT (5 * HZ)
91
92/* hardware minimum and maximum for a single frame's data payload */
93#define TG3_MIN_MTU 60
94#define TG3_MAX_MTU(tp) \
0f893dc6 95 ((tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) ? 9000 : 1500)
1da177e4
LT		 96
97/* These numbers seem to be hard coded in the NIC firmware somehow.
98 * You can't change the ring sizes, but you can change where you place
99 * them in the NIC onboard memory.
100 */
101#define TG3_RX_RING_SIZE 512
102#define TG3_DEF_RX_RING_PENDING 200
103#define TG3_RX_JUMBO_RING_SIZE 256
104#define TG3_DEF_RX_JUMBO_RING_PENDING 100
105
106/* Do not place this n-ring entries value into the tp struct itself,
107 * we really want to expose these constants to GCC so that modulo et
108 * al. operations are done with shifts and masks instead of with
109 * hw multiply/modulo instructions. Another solution would be to
110 * replace things like '% foo' with '& (foo - 1)'.
111 */
112#define TG3_RX_RCB_RING_SIZE(tp) \
113 ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ? 512 : 1024)
114
115#define TG3_TX_RING_SIZE 512
116#define TG3_DEF_TX_RING_PENDING (TG3_TX_RING_SIZE - 1)
117
118#define TG3_RX_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
119 TG3_RX_RING_SIZE)
120#define TG3_RX_JUMBO_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
121 TG3_RX_JUMBO_RING_SIZE)
122#define TG3_RX_RCB_RING_BYTES(tp) (sizeof(struct tg3_rx_buffer_desc) * \
123 TG3_RX_RCB_RING_SIZE(tp))
124#define TG3_TX_RING_BYTES (sizeof(struct tg3_tx_buffer_desc) * \
125 TG3_TX_RING_SIZE)
1da177e4 126#define TX_BUFFS_AVAIL(TP) \
51b91468
MC		 127 ((TP)->tx_pending - \
128 (((TP)->tx_prod - (TP)->tx_cons) & (TG3_TX_RING_SIZE - 1)))
1da177e4
LT		 129#define NEXT_TX(N) (((N) + 1) & (TG3_TX_RING_SIZE - 1))
130
131#define RX_PKT_BUF_SZ (1536 + tp->rx_offset + 64)
132#define RX_JUMBO_PKT_BUF_SZ (9046 + tp->rx_offset + 64)
133
134/* minimum number of free TX descriptors required to wake up TX process */
135#define TG3_TX_WAKEUP_THRESH (TG3_TX_RING_SIZE / 4)
136
137/* number of ETHTOOL_GSTATS u64's */
138#define TG3_NUM_STATS (sizeof(struct tg3_ethtool_stats)/sizeof(u64))
139
4cafd3f5
MC		 140#define TG3_NUM_TEST 6
141
1da177e4
LT		 142static char version[] __devinitdata =
143 DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
144
145MODULE_AUTHOR("David S. Miller (davem@redhat.com) and Jeff Garzik (jgarzik@pobox.com)");
146MODULE_DESCRIPTION("Broadcom Tigon3 ethernet driver");
147MODULE_LICENSE("GPL");
148MODULE_VERSION(DRV_MODULE_VERSION);
149
150static int tg3_debug = -1; /* -1 == use TG3_DEF_MSG_ENABLE as value */
151module_param(tg3_debug, int, 0);
152MODULE_PARM_DESC(tg3_debug, "Tigon3 bitmapped debugging message enable value");
153
154static struct pci_device_id tg3_pci_tbl[] = {
155 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5700,
156 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
157 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5701,
158 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
159 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702,
160 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
161 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703,
162 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
163 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704,
164 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
165 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702FE,
166 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
167 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705,
168 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
169 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705_2,
170 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
171 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M,
172 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
173 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M_2,
174 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
175 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702X,
176 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
177 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703X,
178 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
179 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S,
180 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
181 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702A3,
182 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
183 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703A3,
184 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
185 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5782,
186 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
187 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5788,
188 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
189 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5789,
190 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
191 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901,
192 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
193 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901_2,
194 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
195 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S_2,
196 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
197 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705F,
198 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
199 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5720,
200 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
201 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5721,
202 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
203 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750,
204 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
205 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751,
206 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
207 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750M,
208 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
209 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751M,
210 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
211 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751F,
212 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
6e9017a7 213 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752,
af2bcd97 214 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
d8659255
XVP		 215 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752M,
216 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
1da177e4
LT		 217 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753,
218 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
219 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753M,
220 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
221 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753F,
222 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
a4e2b347
MC		 223 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5714,
224 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
225 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5715,
226 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
4cf78e4f
MC		 227 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780,
228 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
229 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780S,
230 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
1da177e4
LT		 231 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781,
232 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
233 { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX,
234 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
235 { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX,
236 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
237 { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000,
238 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
239 { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1001,
240 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
241 { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1003,
242 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
243 { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC9100,
244 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
245 { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_TIGON3,
246 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
247 { 0, }
248};
249
250MODULE_DEVICE_TABLE(pci, tg3_pci_tbl);
251
252static struct {
253 const char string[ETH_GSTRING_LEN];
254} ethtool_stats_keys[TG3_NUM_STATS] = {
255 { "rx_octets" },
256 { "rx_fragments" },
257 { "rx_ucast_packets" },
258 { "rx_mcast_packets" },
259 { "rx_bcast_packets" },
260 { "rx_fcs_errors" },
261 { "rx_align_errors" },
262 { "rx_xon_pause_rcvd" },
263 { "rx_xoff_pause_rcvd" },
264 { "rx_mac_ctrl_rcvd" },
265 { "rx_xoff_entered" },
266 { "rx_frame_too_long_errors" },
267 { "rx_jabbers" },
268 { "rx_undersize_packets" },
269 { "rx_in_length_errors" },
270 { "rx_out_length_errors" },
271 { "rx_64_or_less_octet_packets" },
272 { "rx_65_to_127_octet_packets" },
273 { "rx_128_to_255_octet_packets" },
274 { "rx_256_to_511_octet_packets" },
275 { "rx_512_to_1023_octet_packets" },
276 { "rx_1024_to_1522_octet_packets" },
277 { "rx_1523_to_2047_octet_packets" },
278 { "rx_2048_to_4095_octet_packets" },
279 { "rx_4096_to_8191_octet_packets" },
280 { "rx_8192_to_9022_octet_packets" },
281
282 { "tx_octets" },
283 { "tx_collisions" },
284
285 { "tx_xon_sent" },
286 { "tx_xoff_sent" },
287 { "tx_flow_control" },
288 { "tx_mac_errors" },
289 { "tx_single_collisions" },
290 { "tx_mult_collisions" },
291 { "tx_deferred" },
292 { "tx_excessive_collisions" },
293 { "tx_late_collisions" },
294 { "tx_collide_2times" },
295 { "tx_collide_3times" },
296 { "tx_collide_4times" },
297 { "tx_collide_5times" },
298 { "tx_collide_6times" },
299 { "tx_collide_7times" },
300 { "tx_collide_8times" },
301 { "tx_collide_9times" },
302 { "tx_collide_10times" },
303 { "tx_collide_11times" },
304 { "tx_collide_12times" },
305 { "tx_collide_13times" },
306 { "tx_collide_14times" },
307 { "tx_collide_15times" },
308 { "tx_ucast_packets" },
309 { "tx_mcast_packets" },
310 { "tx_bcast_packets" },
311 { "tx_carrier_sense_errors" },
312 { "tx_discards" },
313 { "tx_errors" },
314
315 { "dma_writeq_full" },
316 { "dma_write_prioq_full" },
317 { "rxbds_empty" },
318 { "rx_discards" },
319 { "rx_errors" },
320 { "rx_threshold_hit" },
321
322 { "dma_readq_full" },
323 { "dma_read_prioq_full" },
324 { "tx_comp_queue_full" },
325
326 { "ring_set_send_prod_index" },
327 { "ring_status_update" },
328 { "nic_irqs" },
329 { "nic_avoided_irqs" },
330 { "nic_tx_threshold_hit" }
331};
332
4cafd3f5
MC		 333static struct {
334 const char string[ETH_GSTRING_LEN];
335} ethtool_test_keys[TG3_NUM_TEST] = {
336 { "nvram test (online) " },
337 { "link test (online) " },
338 { "register test (offline)" },
339 { "memory test (offline)" },
340 { "loopback test (offline)" },
341 { "interrupt test (offline)" },
342};
343
1da177e4
LT		 344static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val)
345{
6892914f
MC		 346 unsigned long flags;
347
348 spin_lock_irqsave(&tp->indirect_lock, flags);
1ee582d8
MC		 349 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
350 pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
6892914f 351 spin_unlock_irqrestore(&tp->indirect_lock, flags);
1ee582d8
MC		 352}
353
354static void tg3_write_flush_reg32(struct tg3 *tp, u32 off, u32 val)
355{
356 writel(val, tp->regs + off);
357 readl(tp->regs + off);
1da177e4
LT		 358}
359
6892914f 360static u32 tg3_read_indirect_reg32(struct tg3 *tp, u32 off)
1da177e4 361{
6892914f
MC		 362 unsigned long flags;
363 u32 val;
364
365 spin_lock_irqsave(&tp->indirect_lock, flags);
366 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
367 pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val);
368 spin_unlock_irqrestore(&tp->indirect_lock, flags);
369 return val;
370}
371
372static void tg3_write_indirect_mbox(struct tg3 *tp, u32 off, u32 val)
373{
374 unsigned long flags;
375
376 if (off == (MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW)) {
377 pci_write_config_dword(tp->pdev, TG3PCI_RCV_RET_RING_CON_IDX +
378 TG3_64BIT_REG_LOW, val);
379 return;
380 }
381 if (off == (MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW)) {
382 pci_write_config_dword(tp->pdev, TG3PCI_STD_RING_PROD_IDX +
383 TG3_64BIT_REG_LOW, val);
384 return;
1da177e4 385 }
6892914f
MC		 386
387 spin_lock_irqsave(&tp->indirect_lock, flags);
388 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600);
389 pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
390 spin_unlock_irqrestore(&tp->indirect_lock, flags);
391
392 /* In indirect mode when disabling interrupts, we also need
393 * to clear the interrupt bit in the GRC local ctrl register.
394 */
395 if ((off == (MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW)) &&
396 (val == 0x1)) {
397 pci_write_config_dword(tp->pdev, TG3PCI_MISC_LOCAL_CTRL,
398 tp->grc_local_ctrl|GRC_LCLCTRL_CLEARINT);
399 }
400}
401
402static u32 tg3_read_indirect_mbox(struct tg3 *tp, u32 off)
403{
404 unsigned long flags;
405 u32 val;
406
407 spin_lock_irqsave(&tp->indirect_lock, flags);
408 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600);
409 pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val);
410 spin_unlock_irqrestore(&tp->indirect_lock, flags);
411 return val;
412}
413
414static void _tw32_flush(struct tg3 *tp, u32 off, u32 val)
415{
416 tp->write32(tp, off, val);
417 if (!(tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) &&
418 !(tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG) &&
419 !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
420 tp->read32(tp, off); /* flush */
1da177e4
LT		 421}
422
09ee929c
MC		 423static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val)
424{
425 tp->write32_mbox(tp, off, val);
6892914f
MC		 426 if (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) &&
427 !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
428 tp->read32_mbox(tp, off);
09ee929c
MC		 429}
430
20094930 431static void tg3_write32_tx_mbox(struct tg3 *tp, u32 off, u32 val)
1da177e4
LT		 432{
433 void __iomem *mbox = tp->regs + off;
434 writel(val, mbox);
435 if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG)
436 writel(val, mbox);
437 if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
438 readl(mbox);
439}
440
20094930
MC		 441static void tg3_write32(struct tg3 *tp, u32 off, u32 val)
442{
443 writel(val, tp->regs + off);
444}
1da177e4 445
20094930
MC		 446static u32 tg3_read32(struct tg3 *tp, u32 off)
447{
448 return (readl(tp->regs + off));
449}
450
451#define tw32_mailbox(reg, val) tp->write32_mbox(tp, reg, val)
09ee929c 452#define tw32_mailbox_f(reg, val) tw32_mailbox_flush(tp, (reg), (val))
20094930
MC		 453#define tw32_rx_mbox(reg, val) tp->write32_rx_mbox(tp, reg, val)
454#define tw32_tx_mbox(reg, val) tp->write32_tx_mbox(tp, reg, val)
09ee929c 455#define tr32_mailbox(reg) tp->read32_mbox(tp, reg)
20094930
MC		 456
457#define tw32(reg,val) tp->write32(tp, reg, val)
1da177e4 458#define tw32_f(reg,val) _tw32_flush(tp,(reg),(val))
20094930 459#define tr32(reg) tp->read32(tp, reg)
1da177e4
LT		 460
461static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val)
462{
6892914f
MC		 463 unsigned long flags;
464
465 spin_lock_irqsave(&tp->indirect_lock, flags);
1da177e4
LT		 466 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
467 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
468
469 /* Always leave this as zero. */
470 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
6892914f 471 spin_unlock_irqrestore(&tp->indirect_lock, flags);
1da177e4
LT		 472}
473
28fbef78
MC		 474static void tg3_write_mem_fast(struct tg3 *tp, u32 off, u32 val)
475{
476 /* If no workaround is needed, write to mem space directly */
477 if (tp->write32 != tg3_write_indirect_reg32)
478 tw32(NIC_SRAM_WIN_BASE + off, val);
479 else
480 tg3_write_mem(tp, off, val);
481}
482
1da177e4
LT		 483static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val)
484{
6892914f
MC		 485 unsigned long flags;
486
487 spin_lock_irqsave(&tp->indirect_lock, flags);
1da177e4
LT		 488 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
489 pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
490
491 /* Always leave this as zero. */
492 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
6892914f 493 spin_unlock_irqrestore(&tp->indirect_lock, flags);
1da177e4
LT		 494}
495
496static void tg3_disable_ints(struct tg3 *tp)
497{
498 tw32(TG3PCI_MISC_HOST_CTRL,
499 (tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT));
09ee929c 500 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
1da177e4
LT		 501}
502
503static inline void tg3_cond_int(struct tg3 *tp)
504{
38f3843e
MC		 505 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
506 (tp->hw_status->status & SD_STATUS_UPDATED))
1da177e4
LT		 507 tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
508}
509
510static void tg3_enable_ints(struct tg3 *tp)
511{
bbe832c0
MC		 512 tp->irq_sync = 0;
513 wmb();
514
1da177e4
LT		 515 tw32(TG3PCI_MISC_HOST_CTRL,
516 (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
09ee929c
MC		 517 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
518 (tp->last_tag << 24));
1da177e4
LT		 519 tg3_cond_int(tp);
520}
521
04237ddd
MC		 522static inline unsigned int tg3_has_work(struct tg3 *tp)
523{
524 struct tg3_hw_status *sblk = tp->hw_status;
525 unsigned int work_exists = 0;
526
527 /* check for phy events */
528 if (!(tp->tg3_flags &
529 (TG3_FLAG_USE_LINKCHG_REG |
530 TG3_FLAG_POLL_SERDES))) {
531 if (sblk->status & SD_STATUS_LINK_CHG)
532 work_exists = 1;
533 }
534 /* check for RX/TX work to do */
535 if (sblk->idx[0].tx_consumer != tp->tx_cons ||
536 sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
537 work_exists = 1;
538
539 return work_exists;
540}
541
1da177e4 542/* tg3_restart_ints
04237ddd
MC		 543 * similar to tg3_enable_ints, but it accurately determines whether there
544 * is new work pending and can return without flushing the PIO write
545 * which reenables interrupts
1da177e4
LT		 546 */
547static void tg3_restart_ints(struct tg3 *tp)
548{
fac9b83e
DM		 549 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
550 tp->last_tag << 24);
1da177e4
LT		 551 mmiowb();
552
fac9b83e
DM		 553 /* When doing tagged status, this work check is unnecessary.
554 * The last_tag we write above tells the chip which piece of
555 * work we've completed.
556 */
557 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
558 tg3_has_work(tp))
04237ddd
MC		 559 tw32(HOSTCC_MODE, tp->coalesce_mode |
560 (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
1da177e4
LT		 561}
562
563static inline void tg3_netif_stop(struct tg3 *tp)
564{
bbe832c0 565 tp->dev->trans_start = jiffies; /* prevent tx timeout */
1da177e4
LT		 566 netif_poll_disable(tp->dev);
567 netif_tx_disable(tp->dev);
568}
569
570static inline void tg3_netif_start(struct tg3 *tp)
571{
572 netif_wake_queue(tp->dev);
573 /* NOTE: unconditional netif_wake_queue is only appropriate
574 * so long as all callers are assured to have free tx slots
575 * (such as after tg3_init_hw)
576 */
577 netif_poll_enable(tp->dev);
f47c11ee
DM		 578 tp->hw_status->status |= SD_STATUS_UPDATED;
579 tg3_enable_ints(tp);
1da177e4
LT		 580}
581
582static void tg3_switch_clocks(struct tg3 *tp)
583{
584 u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);
585 u32 orig_clock_ctrl;
586
a4e2b347 587 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
4cf78e4f
MC		 588 return;
589
1da177e4
LT		 590 orig_clock_ctrl = clock_ctrl;
591 clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN |
592 CLOCK_CTRL_CLKRUN_OENABLE |
593 0x1f);
594 tp->pci_clock_ctrl = clock_ctrl;
595
596 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
597 if (orig_clock_ctrl & CLOCK_CTRL_625_CORE) {
598 tw32_f(TG3PCI_CLOCK_CTRL,
599 clock_ctrl | CLOCK_CTRL_625_CORE);
600 udelay(40);
601 }
602 } else if ((orig_clock_ctrl & CLOCK_CTRL_44MHZ_CORE) != 0) {
603 tw32_f(TG3PCI_CLOCK_CTRL,
604 clock_ctrl |
605 (CLOCK_CTRL_44MHZ_CORE | CLOCK_CTRL_ALTCLK));
606 udelay(40);
607 tw32_f(TG3PCI_CLOCK_CTRL,
608 clock_ctrl | (CLOCK_CTRL_ALTCLK));
609 udelay(40);
610 }
611 tw32_f(TG3PCI_CLOCK_CTRL, clock_ctrl);
612 udelay(40);
613}
614
615#define PHY_BUSY_LOOPS 5000
616
617static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
618{
619 u32 frame_val;
620 unsigned int loops;
621 int ret;
622
623 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
624 tw32_f(MAC_MI_MODE,
625 (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
626 udelay(80);
627 }
628
629 *val = 0x0;
630
631 frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
632 MI_COM_PHY_ADDR_MASK);
633 frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
634 MI_COM_REG_ADDR_MASK);
635 frame_val |= (MI_COM_CMD_READ | MI_COM_START);
636
637 tw32_f(MAC_MI_COM, frame_val);
638
639 loops = PHY_BUSY_LOOPS;
640 while (loops != 0) {
641 udelay(10);
642 frame_val = tr32(MAC_MI_COM);
643
644 if ((frame_val & MI_COM_BUSY) == 0) {
645 udelay(5);
646 frame_val = tr32(MAC_MI_COM);
647 break;
648 }
649 loops -= 1;
650 }
651
652 ret = -EBUSY;
653 if (loops != 0) {
654 *val = frame_val & MI_COM_DATA_MASK;
655 ret = 0;
656 }
657
658 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
659 tw32_f(MAC_MI_MODE, tp->mi_mode);
660 udelay(80);
661 }
662
663 return ret;
664}
665
666static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
667{
668 u32 frame_val;
669 unsigned int loops;
670 int ret;
671
672 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
673 tw32_f(MAC_MI_MODE,
674 (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
675 udelay(80);
676 }
677
678 frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
679 MI_COM_PHY_ADDR_MASK);
680 frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
681 MI_COM_REG_ADDR_MASK);
682 frame_val |= (val & MI_COM_DATA_MASK);
683 frame_val |= (MI_COM_CMD_WRITE | MI_COM_START);
684
685 tw32_f(MAC_MI_COM, frame_val);
686
687 loops = PHY_BUSY_LOOPS;
688 while (loops != 0) {
689 udelay(10);
690 frame_val = tr32(MAC_MI_COM);
691 if ((frame_val & MI_COM_BUSY) == 0) {
692 udelay(5);
693 frame_val = tr32(MAC_MI_COM);
694 break;
695 }
696 loops -= 1;
697 }
698
699 ret = -EBUSY;
700 if (loops != 0)
701 ret = 0;
702
703 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
704 tw32_f(MAC_MI_MODE, tp->mi_mode);
705 udelay(80);
706 }
707
708 return ret;
709}
710
711static void tg3_phy_set_wirespeed(struct tg3 *tp)
712{
713 u32 val;
714
715 if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED)
716 return;
717
718 if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007) &&
719 !tg3_readphy(tp, MII_TG3_AUX_CTRL, &val))
720 tg3_writephy(tp, MII_TG3_AUX_CTRL,
721 (val | (1 << 15) | (1 << 4)));
722}
723
724static int tg3_bmcr_reset(struct tg3 *tp)
725{
726 u32 phy_control;
727 int limit, err;
728
729 /* OK, reset it, and poll the BMCR_RESET bit until it
730 * clears or we time out.
731 */
732 phy_control = BMCR_RESET;
733 err = tg3_writephy(tp, MII_BMCR, phy_control);
734 if (err != 0)
735 return -EBUSY;
736
737 limit = 5000;
738 while (limit--) {
739 err = tg3_readphy(tp, MII_BMCR, &phy_control);
740 if (err != 0)
741 return -EBUSY;
742
743 if ((phy_control & BMCR_RESET) == 0) {
744 udelay(40);
745 break;
746 }
747 udelay(10);
748 }
749 if (limit <= 0)
750 return -EBUSY;
751
752 return 0;
753}
754
755static int tg3_wait_macro_done(struct tg3 *tp)
756{
757 int limit = 100;
758
759 while (limit--) {
760 u32 tmp32;
761
762 if (!tg3_readphy(tp, 0x16, &tmp32)) {
763 if ((tmp32 & 0x1000) == 0)
764 break;
765 }
766 }
767 if (limit <= 0)
768 return -EBUSY;
769
770 return 0;
771}
772
773static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
774{
775 static const u32 test_pat[4][6] = {
776 { 0x00005555, 0x00000005, 0x00002aaa, 0x0000000a, 0x00003456, 0x00000003 },
777 { 0x00002aaa, 0x0000000a, 0x00003333, 0x00000003, 0x0000789a, 0x00000005 },
778 { 0x00005a5a, 0x00000005, 0x00002a6a, 0x0000000a, 0x00001bcd, 0x00000003 },
779 { 0x00002a5a, 0x0000000a, 0x000033c3, 0x00000003, 0x00002ef1, 0x00000005 }
780 };
781 int chan;
782
783 for (chan = 0; chan < 4; chan++) {
784 int i;
785
786 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
787 (chan * 0x2000) | 0x0200);
788 tg3_writephy(tp, 0x16, 0x0002);
789
790 for (i = 0; i < 6; i++)
791 tg3_writephy(tp, MII_TG3_DSP_RW_PORT,
792 test_pat[chan][i]);
793
794 tg3_writephy(tp, 0x16, 0x0202);
795 if (tg3_wait_macro_done(tp)) {
796 *resetp = 1;
797 return -EBUSY;
798 }
799
800 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
801 (chan * 0x2000) | 0x0200);
802 tg3_writephy(tp, 0x16, 0x0082);
803 if (tg3_wait_macro_done(tp)) {
804 *resetp = 1;
805 return -EBUSY;
806 }
807
808 tg3_writephy(tp, 0x16, 0x0802);
809 if (tg3_wait_macro_done(tp)) {
810 *resetp = 1;
811 return -EBUSY;
812 }
813
814 for (i = 0; i < 6; i += 2) {
815 u32 low, high;
816
817 if (tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low) ||
818 tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high) ||
819 tg3_wait_macro_done(tp)) {
820 *resetp = 1;
821 return -EBUSY;
822 }
823 low &= 0x7fff;
824 high &= 0x000f;
825 if (low != test_pat[chan][i] ||
826 high != test_pat[chan][i+1]) {
827 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000b);
828 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4001);
829 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4005);
830
831 return -EBUSY;
832 }
833 }
834 }
835
836 return 0;
837}
838
839static int tg3_phy_reset_chanpat(struct tg3 *tp)
840{
841 int chan;
842
843 for (chan = 0; chan < 4; chan++) {
844 int i;
845
846 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
847 (chan * 0x2000) | 0x0200);
848 tg3_writephy(tp, 0x16, 0x0002);
849 for (i = 0; i < 6; i++)
850 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000);
851 tg3_writephy(tp, 0x16, 0x0202);
852 if (tg3_wait_macro_done(tp))
853 return -EBUSY;
854 }
855
856 return 0;
857}
858
859static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
860{
861 u32 reg32, phy9_orig;
862 int retries, do_phy_reset, err;
863
864 retries = 10;
865 do_phy_reset = 1;
866 do {
867 if (do_phy_reset) {
868 err = tg3_bmcr_reset(tp);
869 if (err)
870 return err;
871 do_phy_reset = 0;
872 }
873
874 /* Disable transmitter and interrupt. */
875 if (tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32))
876 continue;
877
878 reg32 |= 0x3000;
879 tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
880
881 /* Set full-duplex, 1000 mbps. */
882 tg3_writephy(tp, MII_BMCR,
883 BMCR_FULLDPLX | TG3_BMCR_SPEED1000);
884
885 /* Set to master mode. */
886 if (tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig))
887 continue;
888
889 tg3_writephy(tp, MII_TG3_CTRL,
890 (MII_TG3_CTRL_AS_MASTER |
891 MII_TG3_CTRL_ENABLE_AS_MASTER));
892
893 /* Enable SM_DSP_CLOCK and 6dB. */
894 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
895
896 /* Block the PHY control access. */
897 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
898 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800);
899
900 err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset);
901 if (!err)
902 break;
903 } while (--retries);
904
905 err = tg3_phy_reset_chanpat(tp);
906 if (err)
907 return err;
908
909 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
910 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000);
911
912 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
913 tg3_writephy(tp, 0x16, 0x0000);
914
915 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
916 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
917 /* Set Extended packet length bit for jumbo frames */
918 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4400);
919 }
920 else {
921 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
922 }
923
924 tg3_writephy(tp, MII_TG3_CTRL, phy9_orig);
925
926 if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32)) {
927 reg32 &= ~0x3000;
928 tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
929 } else if (!err)
930 err = -EBUSY;
931
932 return err;
933}
934
935/* This will reset the tigon3 PHY if there is no valid
936 * link unless the FORCE argument is non-zero.
937 */
938static int tg3_phy_reset(struct tg3 *tp)
939{
940 u32 phy_status;
941 int err;
942
943 err = tg3_readphy(tp, MII_BMSR, &phy_status);
944 err |= tg3_readphy(tp, MII_BMSR, &phy_status);
945 if (err != 0)
946 return -EBUSY;
947
948 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
949 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
950 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
951 err = tg3_phy_reset_5703_4_5(tp);
952 if (err)
953 return err;
954 goto out;
955 }
956
957 err = tg3_bmcr_reset(tp);
958 if (err)
959 return err;
960
961out:
962 if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) {
963 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
964 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
965 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x2aaa);
966 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
967 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0323);
968 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
969 }
970 if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) {
971 tg3_writephy(tp, 0x1c, 0x8d68);
972 tg3_writephy(tp, 0x1c, 0x8d68);
973 }
974 if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) {
975 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
976 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
977 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x310b);
978 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
979 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x9506);
980 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x401f);
981 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
982 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
983 }
984 /* Set Extended packet length bit (bit 14) on all chips that */
985 /* support jumbo frames */
986 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
987 /* Cannot do read-modify-write on 5401 */
988 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
0f893dc6 989 } else if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
1da177e4
LT		 990 u32 phy_reg;
991
992 /* Set bit 14 with read-modify-write to preserve other bits */
993 if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) &&
994 !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg))
995 tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
996 }
997
998 /* Set phy register 0x10 bit 0 to high fifo elasticity to support
999 * jumbo frames transmission.
1000 */
0f893dc6 1001 if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
1da177e4
LT		 1002 u32 phy_reg;
1003
1004 if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg))
1005 tg3_writephy(tp, MII_TG3_EXT_CTRL,
1006 phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
1007 }
1008
1009 tg3_phy_set_wirespeed(tp);
1010 return 0;
1011}
1012
1013static void tg3_frob_aux_power(struct tg3 *tp)
1014{
1015 struct tg3 *tp_peer = tp;
1016
1017 if ((tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) != 0)
1018 return;
1019
1020 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
1021 tp_peer = pci_get_drvdata(tp->pdev_peer);
1022 if (!tp_peer)
1023 BUG();
1024 }
1025
1026
1027 if ((tp->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
1028 (tp_peer->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0) {
1029 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1030 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1031 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1032 (GRC_LCLCTRL_GPIO_OE0 |
1033 GRC_LCLCTRL_GPIO_OE1 |
1034 GRC_LCLCTRL_GPIO_OE2 |
1035 GRC_LCLCTRL_GPIO_OUTPUT0 |
1036 GRC_LCLCTRL_GPIO_OUTPUT1));
1037 udelay(100);
1038 } else {
1039 u32 no_gpio2;
1040 u32 grc_local_ctrl;
1041
1042 if (tp_peer != tp &&
1043 (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
1044 return;
1045
1046 /* On 5753 and variants, GPIO2 cannot be used. */
1047 no_gpio2 = tp->nic_sram_data_cfg &
1048 NIC_SRAM_DATA_CFG_NO_GPIO2;
1049
1050 grc_local_ctrl = GRC_LCLCTRL_GPIO_OE0 |
1051 GRC_LCLCTRL_GPIO_OE1 |
1052 GRC_LCLCTRL_GPIO_OE2 |
1053 GRC_LCLCTRL_GPIO_OUTPUT1 |
1054 GRC_LCLCTRL_GPIO_OUTPUT2;
1055 if (no_gpio2) {
1056 grc_local_ctrl &= ~(GRC_LCLCTRL_GPIO_OE2 |
1057 GRC_LCLCTRL_GPIO_OUTPUT2);
1058 }
1059 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1060 grc_local_ctrl);
1061 udelay(100);
1062
1063 grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT0;
1064
1065 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1066 grc_local_ctrl);
1067 udelay(100);
1068
1069 if (!no_gpio2) {
1070 grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT2;
1071 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1072 grc_local_ctrl);
1073 udelay(100);
1074 }
1075 }
1076 } else {
1077 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
1078 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
1079 if (tp_peer != tp &&
1080 (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
1081 return;
1082
1083 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1084 (GRC_LCLCTRL_GPIO_OE1 |
1085 GRC_LCLCTRL_GPIO_OUTPUT1));
1086 udelay(100);
1087
1088 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1089 (GRC_LCLCTRL_GPIO_OE1));
1090 udelay(100);
1091
1092 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1093 (GRC_LCLCTRL_GPIO_OE1 |
1094 GRC_LCLCTRL_GPIO_OUTPUT1));
1095 udelay(100);
1096 }
1097 }
1098}
1099
1100static int tg3_setup_phy(struct tg3 *, int);
1101
1102#define RESET_KIND_SHUTDOWN 0
1103#define RESET_KIND_INIT 1
1104#define RESET_KIND_SUSPEND 2
1105
1106static void tg3_write_sig_post_reset(struct tg3 *, int);
1107static int tg3_halt_cpu(struct tg3 *, u32);
1108
1109static int tg3_set_power_state(struct tg3 *tp, int state)
1110{
1111 u32 misc_host_ctrl;
1112 u16 power_control, power_caps;
1113 int pm = tp->pm_cap;
1114
1115 /* Make sure register accesses (indirect or otherwise)
1116 * will function correctly.
1117 */
1118 pci_write_config_dword(tp->pdev,
1119 TG3PCI_MISC_HOST_CTRL,
1120 tp->misc_host_ctrl);
1121
1122 pci_read_config_word(tp->pdev,
1123 pm + PCI_PM_CTRL,
1124 &power_control);
1125 power_control |= PCI_PM_CTRL_PME_STATUS;
1126 power_control &= ~(PCI_PM_CTRL_STATE_MASK);
1127 switch (state) {
1128 case 0:
1129 power_control |= 0;
1130 pci_write_config_word(tp->pdev,
1131 pm + PCI_PM_CTRL,
1132 power_control);
8c6bda1a
MC		 1133 udelay(100); /* Delay after power state change */
1134
1135 /* Switch out of Vaux if it is not a LOM */
1136 if (!(tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT)) {
1137 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
1138 udelay(100);
1139 }
1da177e4
LT		 1140
1141 return 0;
1142
1143 case 1:
1144 power_control |= 1;
1145 break;
1146
1147 case 2:
1148 power_control |= 2;
1149 break;
1150
1151 case 3:
1152 power_control |= 3;
1153 break;
1154
1155 default:
1156 printk(KERN_WARNING PFX "%s: Invalid power state (%d) "
1157 "requested.\n",
1158 tp->dev->name, state);
1159 return -EINVAL;
1160 };
1161
1162 power_control |= PCI_PM_CTRL_PME_ENABLE;
1163
1164 misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
1165 tw32(TG3PCI_MISC_HOST_CTRL,
1166 misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT);
1167
1168 if (tp->link_config.phy_is_low_power == 0) {
1169 tp->link_config.phy_is_low_power = 1;
1170 tp->link_config.orig_speed = tp->link_config.speed;
1171 tp->link_config.orig_duplex = tp->link_config.duplex;
1172 tp->link_config.orig_autoneg = tp->link_config.autoneg;
1173 }
1174
747e8f8b 1175 if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
1da177e4
LT		 1176 tp->link_config.speed = SPEED_10;
1177 tp->link_config.duplex = DUPLEX_HALF;
1178 tp->link_config.autoneg = AUTONEG_ENABLE;
1179 tg3_setup_phy(tp, 0);
1180 }
1181
1182 pci_read_config_word(tp->pdev, pm + PCI_PM_PMC, &power_caps);
1183
1184 if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) {
1185 u32 mac_mode;
1186
1187 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
1188 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a);
1189 udelay(40);
1190
1191 mac_mode = MAC_MODE_PORT_MODE_MII;
1192
1193 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 ||
1194 !(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB))
1195 mac_mode |= MAC_MODE_LINK_POLARITY;
1196 } else {
1197 mac_mode = MAC_MODE_PORT_MODE_TBI;
1198 }
1199
cbf46853 1200 if (!(tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
1da177e4
LT		 1201 tw32(MAC_LED_CTRL, tp->led_ctrl);
1202
1203 if (((power_caps & PCI_PM_CAP_PME_D3cold) &&
1204 (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)))
1205 mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE;
1206
1207 tw32_f(MAC_MODE, mac_mode);
1208 udelay(100);
1209
1210 tw32_f(MAC_RX_MODE, RX_MODE_ENABLE);
1211 udelay(10);
1212 }
1213
1214 if (!(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB) &&
1215 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1216 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
1217 u32 base_val;
1218
1219 base_val = tp->pci_clock_ctrl;
1220 base_val |= (CLOCK_CTRL_RXCLK_DISABLE |
1221 CLOCK_CTRL_TXCLK_DISABLE);
1222
1223 tw32_f(TG3PCI_CLOCK_CTRL, base_val |
1224 CLOCK_CTRL_ALTCLK |
1225 CLOCK_CTRL_PWRDOWN_PLL133);
1226 udelay(40);
a4e2b347 1227 } else if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
4cf78e4f 1228 /* do nothing */
85e94ced 1229 } else if (!((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
1da177e4
LT		 1230 (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) {
1231 u32 newbits1, newbits2;
1232
1233 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1234 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1235 newbits1 = (CLOCK_CTRL_RXCLK_DISABLE |
1236 CLOCK_CTRL_TXCLK_DISABLE |
1237 CLOCK_CTRL_ALTCLK);
1238 newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
1239 } else if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
1240 newbits1 = CLOCK_CTRL_625_CORE;
1241 newbits2 = newbits1 | CLOCK_CTRL_ALTCLK;
1242 } else {
1243 newbits1 = CLOCK_CTRL_ALTCLK;
1244 newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
1245 }
1246
1247 tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits1);
1248 udelay(40);
1249
1250 tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits2);
1251 udelay(40);
1252
1253 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
1254 u32 newbits3;
1255
1256 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1257 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1258 newbits3 = (CLOCK_CTRL_RXCLK_DISABLE |
1259 CLOCK_CTRL_TXCLK_DISABLE |
1260 CLOCK_CTRL_44MHZ_CORE);
1261 } else {
1262 newbits3 = CLOCK_CTRL_44MHZ_CORE;
1263 }
1264
1265 tw32_f(TG3PCI_CLOCK_CTRL,
1266 tp->pci_clock_ctrl | newbits3);
1267 udelay(40);
1268 }
1269 }
1270
1271 tg3_frob_aux_power(tp);
1272
1273 /* Workaround for unstable PLL clock */
1274 if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
1275 (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) {
1276 u32 val = tr32(0x7d00);
1277
1278 val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1);
1279 tw32(0x7d00, val);
1280 if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
1281 tg3_halt_cpu(tp, RX_CPU_BASE);
1282 }
1283
1284 /* Finally, set the new power state. */
1285 pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control);
8c6bda1a 1286 udelay(100); /* Delay after power state change */
1da177e4
LT		 1287
1288 tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);
1289
1290 return 0;
1291}
1292
1293static void tg3_link_report(struct tg3 *tp)
1294{
1295 if (!netif_carrier_ok(tp->dev)) {
1296 printk(KERN_INFO PFX "%s: Link is down.\n", tp->dev->name);
1297 } else {
1298 printk(KERN_INFO PFX "%s: Link is up at %d Mbps, %s duplex.\n",
1299 tp->dev->name,
1300 (tp->link_config.active_speed == SPEED_1000 ?
1301 1000 :
1302 (tp->link_config.active_speed == SPEED_100 ?
1303 100 : 10)),
1304 (tp->link_config.active_duplex == DUPLEX_FULL ?
1305 "full" : "half"));
1306
1307 printk(KERN_INFO PFX "%s: Flow control is %s for TX and "
1308 "%s for RX.\n",
1309 tp->dev->name,
1310 (tp->tg3_flags & TG3_FLAG_TX_PAUSE) ? "on" : "off",
1311 (tp->tg3_flags & TG3_FLAG_RX_PAUSE) ? "on" : "off");
1312 }
1313}
1314
1315static void tg3_setup_flow_control(struct tg3 *tp, u32 local_adv, u32 remote_adv)
1316{
1317 u32 new_tg3_flags = 0;
1318 u32 old_rx_mode = tp->rx_mode;
1319 u32 old_tx_mode = tp->tx_mode;
1320
1321 if (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) {
747e8f8b
MC		 1322
1323 /* Convert 1000BaseX flow control bits to 1000BaseT
1324 * bits before resolving flow control.
1325 */
1326 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
1327 local_adv &= ~(ADVERTISE_PAUSE_CAP |
1328 ADVERTISE_PAUSE_ASYM);
1329 remote_adv &= ~(LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
1330
1331 if (local_adv & ADVERTISE_1000XPAUSE)
1332 local_adv |= ADVERTISE_PAUSE_CAP;
1333 if (local_adv & ADVERTISE_1000XPSE_ASYM)
1334 local_adv |= ADVERTISE_PAUSE_ASYM;
1335 if (remote_adv & LPA_1000XPAUSE)
1336 remote_adv |= LPA_PAUSE_CAP;
1337 if (remote_adv & LPA_1000XPAUSE_ASYM)
1338 remote_adv |= LPA_PAUSE_ASYM;
1339 }
1340
1da177e4
LT		 1341 if (local_adv & ADVERTISE_PAUSE_CAP) {
1342 if (local_adv & ADVERTISE_PAUSE_ASYM) {
1343 if (remote_adv & LPA_PAUSE_CAP)
1344 new_tg3_flags |=
1345 (TG3_FLAG_RX_PAUSE |
1346 TG3_FLAG_TX_PAUSE);
1347 else if (remote_adv & LPA_PAUSE_ASYM)
1348 new_tg3_flags |=
1349 (TG3_FLAG_RX_PAUSE);
1350 } else {
1351 if (remote_adv & LPA_PAUSE_CAP)
1352 new_tg3_flags |=
1353 (TG3_FLAG_RX_PAUSE |
1354 TG3_FLAG_TX_PAUSE);
1355 }
1356 } else if (local_adv & ADVERTISE_PAUSE_ASYM) {
1357 if ((remote_adv & LPA_PAUSE_CAP) &&
1358 (remote_adv & LPA_PAUSE_ASYM))
1359 new_tg3_flags |= TG3_FLAG_TX_PAUSE;
1360 }
1361
1362 tp->tg3_flags &= ~(TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE);
1363 tp->tg3_flags |= new_tg3_flags;
1364 } else {
1365 new_tg3_flags = tp->tg3_flags;
1366 }
1367
1368 if (new_tg3_flags & TG3_FLAG_RX_PAUSE)
1369 tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
1370 else
1371 tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
1372
1373 if (old_rx_mode != tp->rx_mode) {
1374 tw32_f(MAC_RX_MODE, tp->rx_mode);
1375 }
1376
1377 if (new_tg3_flags & TG3_FLAG_TX_PAUSE)
1378 tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
1379 else
1380 tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
1381
1382 if (old_tx_mode != tp->tx_mode) {
1383 tw32_f(MAC_TX_MODE, tp->tx_mode);
1384 }
1385}
1386
1387static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)
1388{
1389 switch (val & MII_TG3_AUX_STAT_SPDMASK) {
1390 case MII_TG3_AUX_STAT_10HALF:
1391 *speed = SPEED_10;
1392 *duplex = DUPLEX_HALF;
1393 break;
1394
1395 case MII_TG3_AUX_STAT_10FULL:
1396 *speed = SPEED_10;
1397 *duplex = DUPLEX_FULL;
1398 break;
1399
1400 case MII_TG3_AUX_STAT_100HALF:
1401 *speed = SPEED_100;
1402 *duplex = DUPLEX_HALF;
1403 break;
1404
1405 case MII_TG3_AUX_STAT_100FULL:
1406 *speed = SPEED_100;
1407 *duplex = DUPLEX_FULL;
1408 break;
1409
1410 case MII_TG3_AUX_STAT_1000HALF:
1411 *speed = SPEED_1000;
1412 *duplex = DUPLEX_HALF;
1413 break;
1414
1415 case MII_TG3_AUX_STAT_1000FULL:
1416 *speed = SPEED_1000;
1417 *duplex = DUPLEX_FULL;
1418 break;
1419
1420 default:
1421 *speed = SPEED_INVALID;
1422 *duplex = DUPLEX_INVALID;
1423 break;
1424 };
1425}
1426
1427static void tg3_phy_copper_begin(struct tg3 *tp)
1428{
1429 u32 new_adv;
1430 int i;
1431
1432 if (tp->link_config.phy_is_low_power) {
1433 /* Entering low power mode. Disable gigabit and
1434 * 100baseT advertisements.
1435 */
1436 tg3_writephy(tp, MII_TG3_CTRL, 0);
1437
1438 new_adv = (ADVERTISE_10HALF | ADVERTISE_10FULL |
1439 ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
1440 if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)
1441 new_adv |= (ADVERTISE_100HALF | ADVERTISE_100FULL);
1442
1443 tg3_writephy(tp, MII_ADVERTISE, new_adv);
1444 } else if (tp->link_config.speed == SPEED_INVALID) {
1445 tp->link_config.advertising =
1446 (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
1447 ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
1448 ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
1449 ADVERTISED_Autoneg | ADVERTISED_MII);
1450
1451 if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
1452 tp->link_config.advertising &=
1453 ~(ADVERTISED_1000baseT_Half |
1454 ADVERTISED_1000baseT_Full);
1455
1456 new_adv = (ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
1457 if (tp->link_config.advertising & ADVERTISED_10baseT_Half)
1458 new_adv |= ADVERTISE_10HALF;
1459 if (tp->link_config.advertising & ADVERTISED_10baseT_Full)
1460 new_adv |= ADVERTISE_10FULL;
1461 if (tp->link_config.advertising & ADVERTISED_100baseT_Half)
1462 new_adv |= ADVERTISE_100HALF;
1463 if (tp->link_config.advertising & ADVERTISED_100baseT_Full)
1464 new_adv |= ADVERTISE_100FULL;
1465 tg3_writephy(tp, MII_ADVERTISE, new_adv);
1466
1467 if (tp->link_config.advertising &
1468 (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) {
1469 new_adv = 0;
1470 if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
1471 new_adv |= MII_TG3_CTRL_ADV_1000_HALF;
1472 if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
1473 new_adv |= MII_TG3_CTRL_ADV_1000_FULL;
1474 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) &&
1475 (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
1476 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0))
1477 new_adv |= (MII_TG3_CTRL_AS_MASTER |
1478 MII_TG3_CTRL_ENABLE_AS_MASTER);
1479 tg3_writephy(tp, MII_TG3_CTRL, new_adv);
1480 } else {
1481 tg3_writephy(tp, MII_TG3_CTRL, 0);
1482 }
1483 } else {
1484 /* Asking for a specific link mode. */
1485 if (tp->link_config.speed == SPEED_1000) {
1486 new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
1487 tg3_writephy(tp, MII_ADVERTISE, new_adv);
1488
1489 if (tp->link_config.duplex == DUPLEX_FULL)
1490 new_adv = MII_TG3_CTRL_ADV_1000_FULL;
1491 else
1492 new_adv = MII_TG3_CTRL_ADV_1000_HALF;
1493 if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
1494 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
1495 new_adv |= (MII_TG3_CTRL_AS_MASTER |
1496 MII_TG3_CTRL_ENABLE_AS_MASTER);
1497 tg3_writephy(tp, MII_TG3_CTRL, new_adv);
1498 } else {
1499 tg3_writephy(tp, MII_TG3_CTRL, 0);
1500
1501 new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
1502 if (tp->link_config.speed == SPEED_100) {
1503 if (tp->link_config.duplex == DUPLEX_FULL)
1504 new_adv |= ADVERTISE_100FULL;
1505 else
1506 new_adv |= ADVERTISE_100HALF;
1507 } else {
1508 if (tp->link_config.duplex == DUPLEX_FULL)
1509 new_adv |= ADVERTISE_10FULL;
1510 else
1511 new_adv |= ADVERTISE_10HALF;
1512 }
1513 tg3_writephy(tp, MII_ADVERTISE, new_adv);
1514 }
1515 }
1516
1517 if (tp->link_config.autoneg == AUTONEG_DISABLE &&
1518 tp->link_config.speed != SPEED_INVALID) {
1519 u32 bmcr, orig_bmcr;
1520
1521 tp->link_config.active_speed = tp->link_config.speed;
1522 tp->link_config.active_duplex = tp->link_config.duplex;
1523
1524 bmcr = 0;
1525 switch (tp->link_config.speed) {
1526 default:
1527 case SPEED_10:
1528 break;
1529
1530 case SPEED_100:
1531 bmcr |= BMCR_SPEED100;
1532 break;
1533
1534 case SPEED_1000:
1535 bmcr |= TG3_BMCR_SPEED1000;
1536 break;
1537 };
1538
1539 if (tp->link_config.duplex == DUPLEX_FULL)
1540 bmcr |= BMCR_FULLDPLX;
1541
1542 if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) &&
1543 (bmcr != orig_bmcr)) {
1544 tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK);
1545 for (i = 0; i < 1500; i++) {
1546 u32 tmp;
1547
1548 udelay(10);
1549 if (tg3_readphy(tp, MII_BMSR, &tmp) ||
1550 tg3_readphy(tp, MII_BMSR, &tmp))
1551 continue;
1552 if (!(tmp & BMSR_LSTATUS)) {
1553 udelay(40);
1554 break;
1555 }
1556 }
1557 tg3_writephy(tp, MII_BMCR, bmcr);
1558 udelay(40);
1559 }
1560 } else {
1561 tg3_writephy(tp, MII_BMCR,
1562 BMCR_ANENABLE | BMCR_ANRESTART);
1563 }
1564}
1565
1566static int tg3_init_5401phy_dsp(struct tg3 *tp)
1567{
1568 int err;
1569
1570 /* Turn off tap power management. */
1571 /* Set Extended packet length bit */
1572 err = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
1573
1574 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012);
1575 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804);
1576
1577 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013);
1578 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204);
1579
1580 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
1581 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132);
1582
1583 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
1584 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232);
1585
1586 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
1587 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20);
1588
1589 udelay(40);
1590
1591 return err;
1592}
1593
1594static int tg3_copper_is_advertising_all(struct tg3 *tp)
1595{
1596 u32 adv_reg, all_mask;
1597
1598 if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
1599 return 0;
1600
1601 all_mask = (ADVERTISE_10HALF | ADVERTISE_10FULL |
1602 ADVERTISE_100HALF | ADVERTISE_100FULL);
1603 if ((adv_reg & all_mask) != all_mask)
1604 return 0;
1605 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
1606 u32 tg3_ctrl;
1607
1608 if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl))
1609 return 0;
1610
1611 all_mask = (MII_TG3_CTRL_ADV_1000_HALF |
1612 MII_TG3_CTRL_ADV_1000_FULL);
1613 if ((tg3_ctrl & all_mask) != all_mask)
1614 return 0;
1615 }
1616 return 1;
1617}
1618
1619static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
1620{
1621 int current_link_up;
1622 u32 bmsr, dummy;
1623 u16 current_speed;
1624 u8 current_duplex;
1625 int i, err;
1626
1627 tw32(MAC_EVENT, 0);
1628
1629 tw32_f(MAC_STATUS,
1630 (MAC_STATUS_SYNC_CHANGED |
1631 MAC_STATUS_CFG_CHANGED |
1632 MAC_STATUS_MI_COMPLETION |
1633 MAC_STATUS_LNKSTATE_CHANGED));
1634 udelay(40);
1635
1636 tp->mi_mode = MAC_MI_MODE_BASE;
1637 tw32_f(MAC_MI_MODE, tp->mi_mode);
1638 udelay(80);
1639
1640 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02);
1641
1642 /* Some third-party PHYs need to be reset on link going
1643 * down.
1644 */
1645 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
1646 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
1647 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
1648 netif_carrier_ok(tp->dev)) {
1649 tg3_readphy(tp, MII_BMSR, &bmsr);
1650 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
1651 !(bmsr & BMSR_LSTATUS))
1652 force_reset = 1;
1653 }
1654 if (force_reset)
1655 tg3_phy_reset(tp);
1656
1657 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
1658 tg3_readphy(tp, MII_BMSR, &bmsr);
1659 if (tg3_readphy(tp, MII_BMSR, &bmsr) ||
1660 !(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
1661 bmsr = 0;
1662
1663 if (!(bmsr & BMSR_LSTATUS)) {
1664 err = tg3_init_5401phy_dsp(tp);
1665 if (err)
1666 return err;
1667
1668 tg3_readphy(tp, MII_BMSR, &bmsr);
1669 for (i = 0; i < 1000; i++) {
1670 udelay(10);
1671 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
1672 (bmsr & BMSR_LSTATUS)) {
1673 udelay(40);
1674 break;
1675 }
1676 }
1677
1678 if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 &&
1679 !(bmsr & BMSR_LSTATUS) &&
1680 tp->link_config.active_speed == SPEED_1000) {
1681 err = tg3_phy_reset(tp);
1682 if (!err)
1683 err = tg3_init_5401phy_dsp(tp);
1684 if (err)
1685 return err;
1686 }
1687 }
1688 } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
1689 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
1690 /* 5701 {A0,B0} CRC bug workaround */
1691 tg3_writephy(tp, 0x15, 0x0a75);
1692 tg3_writephy(tp, 0x1c, 0x8c68);
1693 tg3_writephy(tp, 0x1c, 0x8d68);
1694 tg3_writephy(tp, 0x1c, 0x8c68);
1695 }
1696
1697 /* Clear pending interrupts... */
1698 tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
1699 tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
1700
1701 if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT)
1702 tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
1703 else
1704 tg3_writephy(tp, MII_TG3_IMASK, ~0);
1705
1706 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1707 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1708 if (tp->led_ctrl == LED_CTRL_MODE_PHY_1)
1709 tg3_writephy(tp, MII_TG3_EXT_CTRL,
1710 MII_TG3_EXT_CTRL_LNK3_LED_MODE);
1711 else
1712 tg3_writephy(tp, MII_TG3_EXT_CTRL, 0);
1713 }
1714
1715 current_link_up = 0;
1716 current_speed = SPEED_INVALID;
1717 current_duplex = DUPLEX_INVALID;
1718
1719 if (tp->tg3_flags2 & TG3_FLG2_CAPACITIVE_COUPLING) {
1720 u32 val;
1721
1722 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007);
1723 tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
1724 if (!(val & (1 << 10))) {
1725 val |= (1 << 10);
1726 tg3_writephy(tp, MII_TG3_AUX_CTRL, val);
1727 goto relink;
1728 }
1729 }
1730
1731 bmsr = 0;
1732 for (i = 0; i < 100; i++) {
1733 tg3_readphy(tp, MII_BMSR, &bmsr);
1734 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
1735 (bmsr & BMSR_LSTATUS))
1736 break;
1737 udelay(40);
1738 }
1739
1740 if (bmsr & BMSR_LSTATUS) {
1741 u32 aux_stat, bmcr;
1742
1743 tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
1744 for (i = 0; i < 2000; i++) {
1745 udelay(10);
1746 if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) &&
1747 aux_stat)
1748 break;
1749 }
1750
1751 tg3_aux_stat_to_speed_duplex(tp, aux_stat,
1752 &current_speed,
1753 &current_duplex);
1754
1755 bmcr = 0;
1756 for (i = 0; i < 200; i++) {
1757 tg3_readphy(tp, MII_BMCR, &bmcr);
1758 if (tg3_readphy(tp, MII_BMCR, &bmcr))
1759 continue;
1760 if (bmcr && bmcr != 0x7fff)
1761 break;
1762 udelay(10);
1763 }
1764
1765 if (tp->link_config.autoneg == AUTONEG_ENABLE) {
1766 if (bmcr & BMCR_ANENABLE) {
1767 current_link_up = 1;
1768
1769 /* Force autoneg restart if we are exiting
1770 * low power mode.
1771 */
1772 if (!tg3_copper_is_advertising_all(tp))
1773 current_link_up = 0;
1774 } else {
1775 current_link_up = 0;
1776 }
1777 } else {
1778 if (!(bmcr & BMCR_ANENABLE) &&
1779 tp->link_config.speed == current_speed &&
1780 tp->link_config.duplex == current_duplex) {
1781 current_link_up = 1;
1782 } else {
1783 current_link_up = 0;
1784 }
1785 }
1786
1787 tp->link_config.active_speed = current_speed;
1788 tp->link_config.active_duplex = current_duplex;
1789 }
1790
1791 if (current_link_up == 1 &&
1792 (tp->link_config.active_duplex == DUPLEX_FULL) &&
1793 (tp->link_config.autoneg == AUTONEG_ENABLE)) {
1794 u32 local_adv, remote_adv;
1795
1796 if (tg3_readphy(tp, MII_ADVERTISE, &local_adv))
1797 local_adv = 0;
1798 local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
1799
1800 if (tg3_readphy(tp, MII_LPA, &remote_adv))
1801 remote_adv = 0;
1802
1803 remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
1804
1805 /* If we are not advertising full pause capability,
1806 * something is wrong. Bring the link down and reconfigure.
1807 */
1808 if (local_adv != ADVERTISE_PAUSE_CAP) {
1809 current_link_up = 0;
1810 } else {
1811 tg3_setup_flow_control(tp, local_adv, remote_adv);
1812 }
1813 }
1814relink:
1815 if (current_link_up == 0) {
1816 u32 tmp;
1817
1818 tg3_phy_copper_begin(tp);
1819
1820 tg3_readphy(tp, MII_BMSR, &tmp);
1821 if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
1822 (tmp & BMSR_LSTATUS))
1823 current_link_up = 1;
1824 }
1825
1826 tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK;
1827 if (current_link_up == 1) {
1828 if (tp->link_config.active_speed == SPEED_100 ||
1829 tp->link_config.active_speed == SPEED_10)
1830 tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
1831 else
1832 tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
1833 } else
1834 tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
1835
1836 tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
1837 if (tp->link_config.active_duplex == DUPLEX_HALF)
1838 tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
1839
1840 tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
1841 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
1842 if ((tp->led_ctrl == LED_CTRL_MODE_PHY_2) ||
1843 (current_link_up == 1 &&
1844 tp->link_config.active_speed == SPEED_10))
1845 tp->mac_mode |= MAC_MODE_LINK_POLARITY;
1846 } else {
1847 if (current_link_up == 1)
1848 tp->mac_mode |= MAC_MODE_LINK_POLARITY;
1849 }
1850
1851 /* ??? Without this setting Netgear GA302T PHY does not
1852 * ??? send/receive packets...
1853 */
1854 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 &&
1855 tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) {
1856 tp->mi_mode |= MAC_MI_MODE_AUTO_POLL;
1857 tw32_f(MAC_MI_MODE, tp->mi_mode);
1858 udelay(80);
1859 }
1860
1861 tw32_f(MAC_MODE, tp->mac_mode);
1862 udelay(40);
1863
1864 if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
1865 /* Polled via timer. */
1866 tw32_f(MAC_EVENT, 0);
1867 } else {
1868 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
1869 }
1870 udelay(40);
1871
1872 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 &&
1873 current_link_up == 1 &&
1874 tp->link_config.active_speed == SPEED_1000 &&
1875 ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ||
1876 (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) {
1877 udelay(120);
1878 tw32_f(MAC_STATUS,
1879 (MAC_STATUS_SYNC_CHANGED |
1880 MAC_STATUS_CFG_CHANGED));
1881 udelay(40);
1882 tg3_write_mem(tp,
1883 NIC_SRAM_FIRMWARE_MBOX,
1884 NIC_SRAM_FIRMWARE_MBOX_MAGIC2);
1885 }
1886
1887 if (current_link_up != netif_carrier_ok(tp->dev)) {
1888 if (current_link_up)
1889 netif_carrier_on(tp->dev);
1890 else
1891 netif_carrier_off(tp->dev);
1892 tg3_link_report(tp);
1893 }
1894
1895 return 0;
1896}
1897
1898struct tg3_fiber_aneginfo {
1899 int state;
1900#define ANEG_STATE_UNKNOWN 0
1901#define ANEG_STATE_AN_ENABLE 1
1902#define ANEG_STATE_RESTART_INIT 2
1903#define ANEG_STATE_RESTART 3
1904#define ANEG_STATE_DISABLE_LINK_OK 4
1905#define ANEG_STATE_ABILITY_DETECT_INIT 5
1906#define ANEG_STATE_ABILITY_DETECT 6
1907#define ANEG_STATE_ACK_DETECT_INIT 7
1908#define ANEG_STATE_ACK_DETECT 8
1909#define ANEG_STATE_COMPLETE_ACK_INIT 9
1910#define ANEG_STATE_COMPLETE_ACK 10
1911#define ANEG_STATE_IDLE_DETECT_INIT 11
1912#define ANEG_STATE_IDLE_DETECT 12
1913#define ANEG_STATE_LINK_OK 13
1914#define ANEG_STATE_NEXT_PAGE_WAIT_INIT 14
1915#define ANEG_STATE_NEXT_PAGE_WAIT 15
1916
1917 u32 flags;
1918#define MR_AN_ENABLE 0x00000001
1919#define MR_RESTART_AN 0x00000002
1920#define MR_AN_COMPLETE 0x00000004
1921#define MR_PAGE_RX 0x00000008
1922#define MR_NP_LOADED 0x00000010
1923#define MR_TOGGLE_TX 0x00000020
1924#define MR_LP_ADV_FULL_DUPLEX 0x00000040
1925#define MR_LP_ADV_HALF_DUPLEX 0x00000080
1926#define MR_LP_ADV_SYM_PAUSE 0x00000100
1927#define MR_LP_ADV_ASYM_PAUSE 0x00000200
1928#define MR_LP_ADV_REMOTE_FAULT1 0x00000400
1929#define MR_LP_ADV_REMOTE_FAULT2 0x00000800
1930#define MR_LP_ADV_NEXT_PAGE 0x00001000
1931#define MR_TOGGLE_RX 0x00002000
1932#define MR_NP_RX 0x00004000
1933
1934#define MR_LINK_OK 0x80000000
1935
1936 unsigned long link_time, cur_time;
1937
1938 u32 ability_match_cfg;
1939 int ability_match_count;
1940
1941 char ability_match, idle_match, ack_match;
1942
1943 u32 txconfig, rxconfig;
1944#define ANEG_CFG_NP 0x00000080
1945#define ANEG_CFG_ACK 0x00000040
1946#define ANEG_CFG_RF2 0x00000020
1947#define ANEG_CFG_RF1 0x00000010
1948#define ANEG_CFG_PS2 0x00000001
1949#define ANEG_CFG_PS1 0x00008000
1950#define ANEG_CFG_HD 0x00004000
1951#define ANEG_CFG_FD 0x00002000
1952#define ANEG_CFG_INVAL 0x00001f06
1953
1954};
1955#define ANEG_OK 0
1956#define ANEG_DONE 1
1957#define ANEG_TIMER_ENAB 2
1958#define ANEG_FAILED -1
1959
1960#define ANEG_STATE_SETTLE_TIME 10000
1961
1962static int tg3_fiber_aneg_smachine(struct tg3 *tp,
1963 struct tg3_fiber_aneginfo *ap)
1964{
1965 unsigned long delta;
1966 u32 rx_cfg_reg;
1967 int ret;
1968
1969 if (ap->state == ANEG_STATE_UNKNOWN) {
1970 ap->rxconfig = 0;
1971 ap->link_time = 0;
1972 ap->cur_time = 0;
1973 ap->ability_match_cfg = 0;
1974 ap->ability_match_count = 0;
1975 ap->ability_match = 0;
1976 ap->idle_match = 0;
1977 ap->ack_match = 0;
1978 }
1979 ap->cur_time++;
1980
1981 if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) {
1982 rx_cfg_reg = tr32(MAC_RX_AUTO_NEG);
1983
1984 if (rx_cfg_reg != ap->ability_match_cfg) {
1985 ap->ability_match_cfg = rx_cfg_reg;
1986 ap->ability_match = 0;
1987 ap->ability_match_count = 0;
1988 } else {
1989 if (++ap->ability_match_count > 1) {
1990 ap->ability_match = 1;
1991 ap->ability_match_cfg = rx_cfg_reg;
1992 }
1993 }
1994 if (rx_cfg_reg & ANEG_CFG_ACK)
1995 ap->ack_match = 1;
1996 else
1997 ap->ack_match = 0;
1998
1999 ap->idle_match = 0;
2000 } else {
2001 ap->idle_match = 1;
2002 ap->ability_match_cfg = 0;
2003 ap->ability_match_count = 0;
2004 ap->ability_match = 0;
2005 ap->ack_match = 0;
2006
2007 rx_cfg_reg = 0;
2008 }
2009
2010 ap->rxconfig = rx_cfg_reg;
2011 ret = ANEG_OK;
2012
2013 switch(ap->state) {
2014 case ANEG_STATE_UNKNOWN:
2015 if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN))
2016 ap->state = ANEG_STATE_AN_ENABLE;
2017
2018 /* fallthru */
2019 case ANEG_STATE_AN_ENABLE:
2020 ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX);
2021 if (ap->flags & MR_AN_ENABLE) {
2022 ap->link_time = 0;
2023 ap->cur_time = 0;
2024 ap->ability_match_cfg = 0;
2025 ap->ability_match_count = 0;
2026 ap->ability_match = 0;
2027 ap->idle_match = 0;
2028 ap->ack_match = 0;
2029
2030 ap->state = ANEG_STATE_RESTART_INIT;
2031 } else {
2032 ap->state = ANEG_STATE_DISABLE_LINK_OK;
2033 }
2034 break;
2035
2036 case ANEG_STATE_RESTART_INIT:
2037 ap->link_time = ap->cur_time;
2038 ap->flags &= ~(MR_NP_LOADED);
2039 ap->txconfig = 0;
2040 tw32(MAC_TX_AUTO_NEG, 0);
2041 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2042 tw32_f(MAC_MODE, tp->mac_mode);
2043 udelay(40);
2044
2045 ret = ANEG_TIMER_ENAB;
2046 ap->state = ANEG_STATE_RESTART;
2047
2048 /* fallthru */
2049 case ANEG_STATE_RESTART:
2050 delta = ap->cur_time - ap->link_time;
2051 if (delta > ANEG_STATE_SETTLE_TIME) {
2052 ap->state = ANEG_STATE_ABILITY_DETECT_INIT;
2053 } else {
2054 ret = ANEG_TIMER_ENAB;
2055 }
2056 break;
2057
2058 case ANEG_STATE_DISABLE_LINK_OK:
2059 ret = ANEG_DONE;
2060 break;
2061
2062 case ANEG_STATE_ABILITY_DETECT_INIT:
2063 ap->flags &= ~(MR_TOGGLE_TX);
2064 ap->txconfig = (ANEG_CFG_FD | ANEG_CFG_PS1);
2065 tw32(MAC_TX_AUTO_NEG, ap->txconfig);
2066 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2067 tw32_f(MAC_MODE, tp->mac_mode);
2068 udelay(40);
2069
2070 ap->state = ANEG_STATE_ABILITY_DETECT;
2071 break;
2072
2073 case ANEG_STATE_ABILITY_DETECT:
2074 if (ap->ability_match != 0 && ap->rxconfig != 0) {
2075 ap->state = ANEG_STATE_ACK_DETECT_INIT;
2076 }
2077 break;
2078
2079 case ANEG_STATE_ACK_DETECT_INIT:
2080 ap->txconfig |= ANEG_CFG_ACK;
2081 tw32(MAC_TX_AUTO_NEG, ap->txconfig);
2082 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2083 tw32_f(MAC_MODE, tp->mac_mode);
2084 udelay(40);
2085
2086 ap->state = ANEG_STATE_ACK_DETECT;
2087
2088 /* fallthru */
2089 case ANEG_STATE_ACK_DETECT:
2090 if (ap->ack_match != 0) {
2091 if ((ap->rxconfig & ~ANEG_CFG_ACK) ==
2092 (ap->ability_match_cfg & ~ANEG_CFG_ACK)) {
2093 ap->state = ANEG_STATE_COMPLETE_ACK_INIT;
2094 } else {
2095 ap->state = ANEG_STATE_AN_ENABLE;
2096 }
2097 } else if (ap->ability_match != 0 &&
2098 ap->rxconfig == 0) {
2099 ap->state = ANEG_STATE_AN_ENABLE;
2100 }
2101 break;
2102
2103 case ANEG_STATE_COMPLETE_ACK_INIT:
2104 if (ap->rxconfig & ANEG_CFG_INVAL) {
2105 ret = ANEG_FAILED;
2106 break;
2107 }
2108 ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX |
2109 MR_LP_ADV_HALF_DUPLEX |
2110 MR_LP_ADV_SYM_PAUSE |
2111 MR_LP_ADV_ASYM_PAUSE |
2112 MR_LP_ADV_REMOTE_FAULT1 |
2113 MR_LP_ADV_REMOTE_FAULT2 |
2114 MR_LP_ADV_NEXT_PAGE |
2115 MR_TOGGLE_RX |
2116 MR_NP_RX);
2117 if (ap->rxconfig & ANEG_CFG_FD)
2118 ap->flags |= MR_LP_ADV_FULL_DUPLEX;
2119 if (ap->rxconfig & ANEG_CFG_HD)
2120 ap->flags |= MR_LP_ADV_HALF_DUPLEX;
2121 if (ap->rxconfig & ANEG_CFG_PS1)
2122 ap->flags |= MR_LP_ADV_SYM_PAUSE;
2123 if (ap->rxconfig & ANEG_CFG_PS2)
2124 ap->flags |= MR_LP_ADV_ASYM_PAUSE;
2125 if (ap->rxconfig & ANEG_CFG_RF1)
2126 ap->flags |= MR_LP_ADV_REMOTE_FAULT1;
2127 if (ap->rxconfig & ANEG_CFG_RF2)
2128 ap->flags |= MR_LP_ADV_REMOTE_FAULT2;
2129 if (ap->rxconfig & ANEG_CFG_NP)
2130 ap->flags |= MR_LP_ADV_NEXT_PAGE;
2131
2132 ap->link_time = ap->cur_time;
2133
2134 ap->flags ^= (MR_TOGGLE_TX);
2135 if (ap->rxconfig & 0x0008)
2136 ap->flags |= MR_TOGGLE_RX;
2137 if (ap->rxconfig & ANEG_CFG_NP)
2138 ap->flags |= MR_NP_RX;
2139 ap->flags |= MR_PAGE_RX;
2140
2141 ap->state = ANEG_STATE_COMPLETE_ACK;
2142 ret = ANEG_TIMER_ENAB;
2143 break;
2144
2145 case ANEG_STATE_COMPLETE_ACK:
2146 if (ap->ability_match != 0 &&
2147 ap->rxconfig == 0) {
2148 ap->state = ANEG_STATE_AN_ENABLE;
2149 break;
2150 }
2151 delta = ap->cur_time - ap->link_time;
2152 if (delta > ANEG_STATE_SETTLE_TIME) {
2153 if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) {
2154 ap->state = ANEG_STATE_IDLE_DETECT_INIT;
2155 } else {
2156 if ((ap->txconfig & ANEG_CFG_NP) == 0 &&
2157 !(ap->flags & MR_NP_RX)) {
2158 ap->state = ANEG_STATE_IDLE_DETECT_INIT;
2159 } else {
2160 ret = ANEG_FAILED;
2161 }
2162 }
2163 }
2164 break;
2165
2166 case ANEG_STATE_IDLE_DETECT_INIT:
2167 ap->link_time = ap->cur_time;
2168 tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
2169 tw32_f(MAC_MODE, tp->mac_mode);
2170 udelay(40);
2171
2172 ap->state = ANEG_STATE_IDLE_DETECT;
2173 ret = ANEG_TIMER_ENAB;
2174 break;
2175
2176 case ANEG_STATE_IDLE_DETECT:
2177 if (ap->ability_match != 0 &&
2178 ap->rxconfig == 0) {
2179 ap->state = ANEG_STATE_AN_ENABLE;
2180 break;
2181 }
2182 delta = ap->cur_time - ap->link_time;
2183 if (delta > ANEG_STATE_SETTLE_TIME) {
2184 /* XXX another gem from the Broadcom driver :( */
2185 ap->state = ANEG_STATE_LINK_OK;
2186 }
2187 break;
2188
2189 case ANEG_STATE_LINK_OK:
2190 ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK);
2191 ret = ANEG_DONE;
2192 break;
2193
2194 case ANEG_STATE_NEXT_PAGE_WAIT_INIT:
2195 /* ??? unimplemented */
2196 break;
2197
2198 case ANEG_STATE_NEXT_PAGE_WAIT:
2199 /* ??? unimplemented */
2200 break;
2201
2202 default:
2203 ret = ANEG_FAILED;
2204 break;
2205 };
2206
2207 return ret;
2208}
2209
2210static int fiber_autoneg(struct tg3 *tp, u32 *flags)
2211{
2212 int res = 0;
2213 struct tg3_fiber_aneginfo aninfo;
2214 int status = ANEG_FAILED;
2215 unsigned int tick;
2216 u32 tmp;
2217
2218 tw32_f(MAC_TX_AUTO_NEG, 0);
2219
2220 tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
2221 tw32_f(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII);
2222 udelay(40);
2223
2224 tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS);
2225 udelay(40);
2226
2227 memset(&aninfo, 0, sizeof(aninfo));
2228 aninfo.flags |= MR_AN_ENABLE;
2229 aninfo.state = ANEG_STATE_UNKNOWN;
2230 aninfo.cur_time = 0;
2231 tick = 0;
2232 while (++tick < 195000) {
2233 status = tg3_fiber_aneg_smachine(tp, &aninfo);
2234 if (status == ANEG_DONE || status == ANEG_FAILED)
2235 break;
2236
2237 udelay(1);
2238 }
2239
2240 tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
2241 tw32_f(MAC_MODE, tp->mac_mode);
2242 udelay(40);
2243
2244 *flags = aninfo.flags;
2245
2246 if (status == ANEG_DONE &&
2247 (aninfo.flags & (MR_AN_COMPLETE | MR_LINK_OK |
2248 MR_LP_ADV_FULL_DUPLEX)))
2249 res = 1;
2250
2251 return res;
2252}
2253
2254static void tg3_init_bcm8002(struct tg3 *tp)
2255{
2256 u32 mac_status = tr32(MAC_STATUS);
2257 int i;
2258
2259 /* Reset when initting first time or we have a link. */
2260 if ((tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) &&
2261 !(mac_status & MAC_STATUS_PCS_SYNCED))
2262 return;
2263
2264 /* Set PLL lock range. */
2265 tg3_writephy(tp, 0x16, 0x8007);
2266
2267 /* SW reset */
2268 tg3_writephy(tp, MII_BMCR, BMCR_RESET);
2269
2270 /* Wait for reset to complete. */
2271 /* XXX schedule_timeout() ... */
2272 for (i = 0; i < 500; i++)
2273 udelay(10);
2274
2275 /* Config mode; select PMA/Ch 1 regs. */
2276 tg3_writephy(tp, 0x10, 0x8411);
2277
2278 /* Enable auto-lock and comdet, select txclk for tx. */
2279 tg3_writephy(tp, 0x11, 0x0a10);
2280
2281 tg3_writephy(tp, 0x18, 0x00a0);
2282 tg3_writephy(tp, 0x16, 0x41ff);
2283
2284 /* Assert and deassert POR. */
2285 tg3_writephy(tp, 0x13, 0x0400);
2286 udelay(40);
2287 tg3_writephy(tp, 0x13, 0x0000);
2288
2289 tg3_writephy(tp, 0x11, 0x0a50);
2290 udelay(40);
2291 tg3_writephy(tp, 0x11, 0x0a10);
2292
2293 /* Wait for signal to stabilize */
2294 /* XXX schedule_timeout() ... */
2295 for (i = 0; i < 15000; i++)
2296 udelay(10);
2297
2298 /* Deselect the channel register so we can read the PHYID
2299 * later.
2300 */
2301 tg3_writephy(tp, 0x10, 0x8011);
2302}
2303
2304static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
2305{
2306 u32 sg_dig_ctrl, sg_dig_status;
2307 u32 serdes_cfg, expected_sg_dig_ctrl;
2308 int workaround, port_a;
2309 int current_link_up;
2310
2311 serdes_cfg = 0;
2312 expected_sg_dig_ctrl = 0;
2313 workaround = 0;
2314 port_a = 1;
2315 current_link_up = 0;
2316
2317 if (tp->pci_chip_rev_id != CHIPREV_ID_5704_A0 &&
2318 tp->pci_chip_rev_id != CHIPREV_ID_5704_A1) {
2319 workaround = 1;
2320 if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
2321 port_a = 0;
2322
2323 /* preserve bits 0-11,13,14 for signal pre-emphasis */
2324 /* preserve bits 20-23 for voltage regulator */
2325 serdes_cfg = tr32(MAC_SERDES_CFG) & 0x00f06fff;
2326 }
2327
2328 sg_dig_ctrl = tr32(SG_DIG_CTRL);
2329
2330 if (tp->link_config.autoneg != AUTONEG_ENABLE) {
2331 if (sg_dig_ctrl & (1 << 31)) {
2332 if (workaround) {
2333 u32 val = serdes_cfg;
2334
2335 if (port_a)
2336 val |= 0xc010000;
2337 else
2338 val |= 0x4010000;
2339 tw32_f(MAC_SERDES_CFG, val);
2340 }
2341 tw32_f(SG_DIG_CTRL, 0x01388400);
2342 }
2343 if (mac_status & MAC_STATUS_PCS_SYNCED) {
2344 tg3_setup_flow_control(tp, 0, 0);
2345 current_link_up = 1;
2346 }
2347 goto out;
2348 }
2349
2350 /* Want auto-negotiation. */
2351 expected_sg_dig_ctrl = 0x81388400;
2352
2353 /* Pause capability */
2354 expected_sg_dig_ctrl |= (1 << 11);
2355
2356 /* Asymettric pause */
2357 expected_sg_dig_ctrl |= (1 << 12);
2358
2359 if (sg_dig_ctrl != expected_sg_dig_ctrl) {
2360 if (workaround)
2361 tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000);
2362 tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | (1 << 30));
2363 udelay(5);
2364 tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl);
2365
2366 tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
2367 } else if (mac_status & (MAC_STATUS_PCS_SYNCED |
2368 MAC_STATUS_SIGNAL_DET)) {
2369 int i;
2370
2371 /* Giver time to negotiate (~200ms) */
2372 for (i = 0; i < 40000; i++) {
2373 sg_dig_status = tr32(SG_DIG_STATUS);
2374 if (sg_dig_status & (0x3))
2375 break;
2376 udelay(5);
2377 }
2378 mac_status = tr32(MAC_STATUS);
2379
2380 if ((sg_dig_status & (1 << 1)) &&
2381 (mac_status & MAC_STATUS_PCS_SYNCED)) {
2382 u32 local_adv, remote_adv;
2383
2384 local_adv = ADVERTISE_PAUSE_CAP;
2385 remote_adv = 0;
2386 if (sg_dig_status & (1 << 19))
2387 remote_adv |= LPA_PAUSE_CAP;
2388 if (sg_dig_status & (1 << 20))
2389 remote_adv |= LPA_PAUSE_ASYM;
2390
2391 tg3_setup_flow_control(tp, local_adv, remote_adv);
2392 current_link_up = 1;
2393 tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
2394 } else if (!(sg_dig_status & (1 << 1))) {
2395 if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED)
2396 tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
2397 else {
2398 if (workaround) {
2399 u32 val = serdes_cfg;
2400
2401 if (port_a)
2402 val |= 0xc010000;
2403 else
2404 val |= 0x4010000;
2405
2406 tw32_f(MAC_SERDES_CFG, val);
2407 }
2408
2409 tw32_f(SG_DIG_CTRL, 0x01388400);
2410 udelay(40);
2411
2412 /* Link parallel detection - link is up */
2413 /* only if we have PCS_SYNC and not */
2414 /* receiving config code words */
2415 mac_status = tr32(MAC_STATUS);
2416 if ((mac_status & MAC_STATUS_PCS_SYNCED) &&
2417 !(mac_status & MAC_STATUS_RCVD_CFG)) {
2418 tg3_setup_flow_control(tp, 0, 0);
2419 current_link_up = 1;
2420 }
2421 }
2422 }
2423 }
2424
2425out:
2426 return current_link_up;
2427}
2428
2429static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status)
2430{
2431 int current_link_up = 0;
2432
2433 if (!(mac_status & MAC_STATUS_PCS_SYNCED)) {
2434 tp->tg3_flags &= ~TG3_FLAG_GOT_SERDES_FLOWCTL;
2435 goto out;
2436 }
2437
2438 if (tp->link_config.autoneg == AUTONEG_ENABLE) {
2439 u32 flags;
2440 int i;
2441
2442 if (fiber_autoneg(tp, &flags)) {
2443 u32 local_adv, remote_adv;
2444
2445 local_adv = ADVERTISE_PAUSE_CAP;
2446 remote_adv = 0;
2447 if (flags & MR_LP_ADV_SYM_PAUSE)
2448 remote_adv |= LPA_PAUSE_CAP;
2449 if (flags & MR_LP_ADV_ASYM_PAUSE)
2450 remote_adv |= LPA_PAUSE_ASYM;
2451
2452 tg3_setup_flow_control(tp, local_adv, remote_adv);
2453
2454 tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
2455 current_link_up = 1;
2456 }
2457 for (i = 0; i < 30; i++) {
2458 udelay(20);
2459 tw32_f(MAC_STATUS,
2460 (MAC_STATUS_SYNC_CHANGED |
2461 MAC_STATUS_CFG_CHANGED));
2462 udelay(40);
2463 if ((tr32(MAC_STATUS) &
2464 (MAC_STATUS_SYNC_CHANGED |
2465 MAC_STATUS_CFG_CHANGED)) == 0)
2466 break;
2467 }
2468
2469 mac_status = tr32(MAC_STATUS);
2470 if (current_link_up == 0 &&
2471 (mac_status & MAC_STATUS_PCS_SYNCED) &&
2472 !(mac_status & MAC_STATUS_RCVD_CFG))
2473 current_link_up = 1;
2474 } else {
2475 /* Forcing 1000FD link up. */
2476 current_link_up = 1;
2477 tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
2478
2479 tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS));
2480 udelay(40);
2481 }
2482
2483out:
2484 return current_link_up;
2485}
2486
2487static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset)
2488{
2489 u32 orig_pause_cfg;
2490 u16 orig_active_speed;
2491 u8 orig_active_duplex;
2492 u32 mac_status;
2493 int current_link_up;
2494 int i;
2495
2496 orig_pause_cfg =
2497 (tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
2498 TG3_FLAG_TX_PAUSE));
2499 orig_active_speed = tp->link_config.active_speed;
2500 orig_active_duplex = tp->link_config.active_duplex;
2501
2502 if (!(tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) &&
2503 netif_carrier_ok(tp->dev) &&
2504 (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) {
2505 mac_status = tr32(MAC_STATUS);
2506 mac_status &= (MAC_STATUS_PCS_SYNCED |
2507 MAC_STATUS_SIGNAL_DET |
2508 MAC_STATUS_CFG_CHANGED |
2509 MAC_STATUS_RCVD_CFG);
2510 if (mac_status == (MAC_STATUS_PCS_SYNCED |
2511 MAC_STATUS_SIGNAL_DET)) {
2512 tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
2513 MAC_STATUS_CFG_CHANGED));
2514 return 0;
2515 }
2516 }
2517
2518 tw32_f(MAC_TX_AUTO_NEG, 0);
2519
2520 tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX);
2521 tp->mac_mode |= MAC_MODE_PORT_MODE_TBI;
2522 tw32_f(MAC_MODE, tp->mac_mode);
2523 udelay(40);
2524
2525 if (tp->phy_id == PHY_ID_BCM8002)
2526 tg3_init_bcm8002(tp);
2527
2528 /* Enable link change event even when serdes polling. */
2529 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
2530 udelay(40);
2531
2532 current_link_up = 0;
2533 mac_status = tr32(MAC_STATUS);
2534
2535 if (tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG)
2536 current_link_up = tg3_setup_fiber_hw_autoneg(tp, mac_status);
2537 else
2538 current_link_up = tg3_setup_fiber_by_hand(tp, mac_status);
2539
2540 tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
2541 tw32_f(MAC_MODE, tp->mac_mode);
2542 udelay(40);
2543
2544 tp->hw_status->status =
2545 (SD_STATUS_UPDATED |
2546 (tp->hw_status->status & ~SD_STATUS_LINK_CHG));
2547
2548 for (i = 0; i < 100; i++) {
2549 tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
2550 MAC_STATUS_CFG_CHANGED));
2551 udelay(5);
2552 if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED |
2553 MAC_STATUS_CFG_CHANGED)) == 0)
2554 break;
2555 }
2556
2557 mac_status = tr32(MAC_STATUS);
2558 if ((mac_status & MAC_STATUS_PCS_SYNCED) == 0) {
2559 current_link_up = 0;
2560 if (tp->link_config.autoneg == AUTONEG_ENABLE) {
2561 tw32_f(MAC_MODE, (tp->mac_mode |
2562 MAC_MODE_SEND_CONFIGS));
2563 udelay(1);
2564 tw32_f(MAC_MODE, tp->mac_mode);
2565 }
2566 }
2567
2568 if (current_link_up == 1) {
2569 tp->link_config.active_speed = SPEED_1000;
2570 tp->link_config.active_duplex = DUPLEX_FULL;
2571 tw32(MAC_LED_CTRL, (tp->led_ctrl |
2572 LED_CTRL_LNKLED_OVERRIDE |
2573 LED_CTRL_1000MBPS_ON));
2574 } else {
2575 tp->link_config.active_speed = SPEED_INVALID;
2576 tp->link_config.active_duplex = DUPLEX_INVALID;
2577 tw32(MAC_LED_CTRL, (tp->led_ctrl |
2578 LED_CTRL_LNKLED_OVERRIDE |
2579 LED_CTRL_TRAFFIC_OVERRIDE));
2580 }
2581
2582 if (current_link_up != netif_carrier_ok(tp->dev)) {
2583 if (current_link_up)
2584 netif_carrier_on(tp->dev);
2585 else
2586 netif_carrier_off(tp->dev);
2587 tg3_link_report(tp);
2588 } else {
2589 u32 now_pause_cfg =
2590 tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
2591 TG3_FLAG_TX_PAUSE);
2592 if (orig_pause_cfg != now_pause_cfg ||
2593 orig_active_speed != tp->link_config.active_speed ||
2594 orig_active_duplex != tp->link_config.active_duplex)
2595 tg3_link_report(tp);
2596 }
2597
2598 return 0;
2599}
2600
747e8f8b
MC		 2601static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
2602{
2603 int current_link_up, err = 0;
2604 u32 bmsr, bmcr;
2605 u16 current_speed;
2606 u8 current_duplex;
2607
2608 tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
2609 tw32_f(MAC_MODE, tp->mac_mode);
2610 udelay(40);
2611
2612 tw32(MAC_EVENT, 0);
2613
2614 tw32_f(MAC_STATUS,
2615 (MAC_STATUS_SYNC_CHANGED |
2616 MAC_STATUS_CFG_CHANGED |
2617 MAC_STATUS_MI_COMPLETION |
2618 MAC_STATUS_LNKSTATE_CHANGED));
2619 udelay(40);
2620
2621 if (force_reset)
2622 tg3_phy_reset(tp);
2623
2624 current_link_up = 0;
2625 current_speed = SPEED_INVALID;
2626 current_duplex = DUPLEX_INVALID;
2627
2628 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2629 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2630
2631 err |= tg3_readphy(tp, MII_BMCR, &bmcr);
2632
2633 if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset &&
2634 (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
2635 /* do nothing, just check for link up at the end */
2636 } else if (tp->link_config.autoneg == AUTONEG_ENABLE) {
2637 u32 adv, new_adv;
2638
2639 err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
2640 new_adv = adv & ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF |
2641 ADVERTISE_1000XPAUSE |
2642 ADVERTISE_1000XPSE_ASYM |
2643 ADVERTISE_SLCT);
2644
2645 /* Always advertise symmetric PAUSE just like copper */
2646 new_adv |= ADVERTISE_1000XPAUSE;
2647
2648 if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
2649 new_adv |= ADVERTISE_1000XHALF;
2650 if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
2651 new_adv |= ADVERTISE_1000XFULL;
2652
2653 if ((new_adv != adv) || !(bmcr & BMCR_ANENABLE)) {
2654 tg3_writephy(tp, MII_ADVERTISE, new_adv);
2655 bmcr |= BMCR_ANENABLE | BMCR_ANRESTART;
2656 tg3_writephy(tp, MII_BMCR, bmcr);
2657
2658 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
2659 tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
2660 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2661
2662 return err;
2663 }
2664 } else {
2665 u32 new_bmcr;
2666
2667 bmcr &= ~BMCR_SPEED1000;
2668 new_bmcr = bmcr & ~(BMCR_ANENABLE | BMCR_FULLDPLX);
2669
2670 if (tp->link_config.duplex == DUPLEX_FULL)
2671 new_bmcr |= BMCR_FULLDPLX;
2672
2673 if (new_bmcr != bmcr) {
2674 /* BMCR_SPEED1000 is a reserved bit that needs
2675 * to be set on write.
2676 */
2677 new_bmcr |= BMCR_SPEED1000;
2678
2679 /* Force a linkdown */
2680 if (netif_carrier_ok(tp->dev)) {
2681 u32 adv;
2682
2683 err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
2684 adv &= ~(ADVERTISE_1000XFULL |
2685 ADVERTISE_1000XHALF |
2686 ADVERTISE_SLCT);
2687 tg3_writephy(tp, MII_ADVERTISE, adv);
2688 tg3_writephy(tp, MII_BMCR, bmcr |
2689 BMCR_ANRESTART |
2690 BMCR_ANENABLE);
2691 udelay(10);
2692 netif_carrier_off(tp->dev);
2693 }
2694 tg3_writephy(tp, MII_BMCR, new_bmcr);
2695 bmcr = new_bmcr;
2696 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2697 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2698 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2699 }
2700 }
2701
2702 if (bmsr & BMSR_LSTATUS) {
2703 current_speed = SPEED_1000;
2704 current_link_up = 1;
2705 if (bmcr & BMCR_FULLDPLX)
2706 current_duplex = DUPLEX_FULL;
2707 else
2708 current_duplex = DUPLEX_HALF;
2709
2710 if (bmcr & BMCR_ANENABLE) {
2711 u32 local_adv, remote_adv, common;
2712
2713 err |= tg3_readphy(tp, MII_ADVERTISE, &local_adv);
2714 err |= tg3_readphy(tp, MII_LPA, &remote_adv);
2715 common = local_adv & remote_adv;
2716 if (common & (ADVERTISE_1000XHALF |
2717 ADVERTISE_1000XFULL)) {
2718 if (common & ADVERTISE_1000XFULL)
2719 current_duplex = DUPLEX_FULL;
2720 else
2721 current_duplex = DUPLEX_HALF;
2722
2723 tg3_setup_flow_control(tp, local_adv,
2724 remote_adv);
2725 }
2726 else
2727 current_link_up = 0;
2728 }
2729 }
2730
2731 tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
2732 if (tp->link_config.active_duplex == DUPLEX_HALF)
2733 tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
2734
2735 tw32_f(MAC_MODE, tp->mac_mode);
2736 udelay(40);
2737
2738 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
2739
2740 tp->link_config.active_speed = current_speed;
2741 tp->link_config.active_duplex = current_duplex;
2742
2743 if (current_link_up != netif_carrier_ok(tp->dev)) {
2744 if (current_link_up)
2745 netif_carrier_on(tp->dev);
2746 else {
2747 netif_carrier_off(tp->dev);
2748 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2749 }
2750 tg3_link_report(tp);
2751 }
2752 return err;
2753}
2754
2755static void tg3_serdes_parallel_detect(struct tg3 *tp)
2756{
2757 if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED) {
2758 /* Give autoneg time to complete. */
2759 tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
2760 return;
2761 }
2762 if (!netif_carrier_ok(tp->dev) &&
2763 (tp->link_config.autoneg == AUTONEG_ENABLE)) {
2764 u32 bmcr;
2765
2766 tg3_readphy(tp, MII_BMCR, &bmcr);
2767 if (bmcr & BMCR_ANENABLE) {
2768 u32 phy1, phy2;
2769
2770 /* Select shadow register 0x1f */
2771 tg3_writephy(tp, 0x1c, 0x7c00);
2772 tg3_readphy(tp, 0x1c, &phy1);
2773
2774 /* Select expansion interrupt status register */
2775 tg3_writephy(tp, 0x17, 0x0f01);
2776 tg3_readphy(tp, 0x15, &phy2);
2777 tg3_readphy(tp, 0x15, &phy2);
2778
2779 if ((phy1 & 0x10) && !(phy2 & 0x20)) {
2780 /* We have signal detect and not receiving
2781 * config code words, link is up by parallel
2782 * detection.
2783 */
2784
2785 bmcr &= ~BMCR_ANENABLE;
2786 bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX;
2787 tg3_writephy(tp, MII_BMCR, bmcr);
2788 tp->tg3_flags2 |= TG3_FLG2_PARALLEL_DETECT;
2789 }
2790 }
2791 }
2792 else if (netif_carrier_ok(tp->dev) &&
2793 (tp->link_config.autoneg == AUTONEG_ENABLE) &&
2794 (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
2795 u32 phy2;
2796
2797 /* Select expansion interrupt status register */
2798 tg3_writephy(tp, 0x17, 0x0f01);
2799 tg3_readphy(tp, 0x15, &phy2);
2800 if (phy2 & 0x20) {
2801 u32 bmcr;
2802
2803 /* Config code words received, turn on autoneg. */
2804 tg3_readphy(tp, MII_BMCR, &bmcr);
2805 tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANENABLE);
2806
2807 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2808
2809 }
2810 }
2811}
2812
1da177e4
LT		 2813static int tg3_setup_phy(struct tg3 *tp, int force_reset)
2814{
2815 int err;
2816
2817 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
2818 err = tg3_setup_fiber_phy(tp, force_reset);
747e8f8b
MC		 2819 } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
2820 err = tg3_setup_fiber_mii_phy(tp, force_reset);
1da177e4
LT		 2821 } else {
2822 err = tg3_setup_copper_phy(tp, force_reset);
2823 }
2824
2825 if (tp->link_config.active_speed == SPEED_1000 &&
2826 tp->link_config.active_duplex == DUPLEX_HALF)
2827 tw32(MAC_TX_LENGTHS,
2828 ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
2829 (6 << TX_LENGTHS_IPG_SHIFT) |
2830 (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
2831 else
2832 tw32(MAC_TX_LENGTHS,
2833 ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
2834 (6 << TX_LENGTHS_IPG_SHIFT) |
2835 (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));
2836
2837 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
2838 if (netif_carrier_ok(tp->dev)) {
2839 tw32(HOSTCC_STAT_COAL_TICKS,
15f9850d 2840 tp->coal.stats_block_coalesce_usecs);
1da177e4
LT		 2841 } else {
2842 tw32(HOSTCC_STAT_COAL_TICKS, 0);
2843 }
2844 }
2845
2846 return err;
2847}
2848
2849/* Tigon3 never reports partial packet sends. So we do not
2850 * need special logic to handle SKBs that have not had all
2851 * of their frags sent yet, like SunGEM does.
2852 */
2853static void tg3_tx(struct tg3 *tp)
2854{
2855 u32 hw_idx = tp->hw_status->idx[0].tx_consumer;
2856 u32 sw_idx = tp->tx_cons;
2857
2858 while (sw_idx != hw_idx) {
2859 struct tx_ring_info *ri = &tp->tx_buffers[sw_idx];
2860 struct sk_buff *skb = ri->skb;
2861 int i;
2862
2863 if (unlikely(skb == NULL))
2864 BUG();
2865
2866 pci_unmap_single(tp->pdev,
2867 pci_unmap_addr(ri, mapping),
2868 skb_headlen(skb),
2869 PCI_DMA_TODEVICE);
2870
2871 ri->skb = NULL;
2872
2873 sw_idx = NEXT_TX(sw_idx);
2874
2875 for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
2876 if (unlikely(sw_idx == hw_idx))
2877 BUG();
2878
2879 ri = &tp->tx_buffers[sw_idx];
2880 if (unlikely(ri->skb != NULL))
2881 BUG();
2882
2883 pci_unmap_page(tp->pdev,
2884 pci_unmap_addr(ri, mapping),
2885 skb_shinfo(skb)->frags[i].size,
2886 PCI_DMA_TODEVICE);
2887
2888 sw_idx = NEXT_TX(sw_idx);
2889 }
2890
f47c11ee 2891 dev_kfree_skb(skb);
1da177e4
LT		 2892 }
2893
2894 tp->tx_cons = sw_idx;
2895
51b91468
MC		 2896 if (unlikely(netif_queue_stopped(tp->dev))) {
2897 spin_lock(&tp->tx_lock);
2898 if (netif_queue_stopped(tp->dev) &&
2899 (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH))
2900 netif_wake_queue(tp->dev);
2901 spin_unlock(&tp->tx_lock);
2902 }
1da177e4
LT		 2903}
2904
2905/* Returns size of skb allocated or < 0 on error.
2906 *
2907 * We only need to fill in the address because the other members
2908 * of the RX descriptor are invariant, see tg3_init_rings.
2909 *
2910 * Note the purposeful assymetry of cpu vs. chip accesses. For
2911 * posting buffers we only dirty the first cache line of the RX
2912 * descriptor (containing the address). Whereas for the RX status
2913 * buffers the cpu only reads the last cacheline of the RX descriptor
2914 * (to fetch the error flags, vlan tag, checksum, and opaque cookie).
2915 */
2916static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
2917 int src_idx, u32 dest_idx_unmasked)
2918{
2919 struct tg3_rx_buffer_desc *desc;
2920 struct ring_info *map, *src_map;
2921 struct sk_buff *skb;
2922 dma_addr_t mapping;
2923 int skb_size, dest_idx;
2924
2925 src_map = NULL;
2926 switch (opaque_key) {
2927 case RXD_OPAQUE_RING_STD:
2928 dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
2929 desc = &tp->rx_std[dest_idx];
2930 map = &tp->rx_std_buffers[dest_idx];
2931 if (src_idx >= 0)
2932 src_map = &tp->rx_std_buffers[src_idx];
7e72aad4 2933 skb_size = tp->rx_pkt_buf_sz;
1da177e4
LT		 2934 break;
2935
2936 case RXD_OPAQUE_RING_JUMBO:
2937 dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
2938 desc = &tp->rx_jumbo[dest_idx];
2939 map = &tp->rx_jumbo_buffers[dest_idx];
2940 if (src_idx >= 0)
2941 src_map = &tp->rx_jumbo_buffers[src_idx];
2942 skb_size = RX_JUMBO_PKT_BUF_SZ;
2943 break;
2944
2945 default:
2946 return -EINVAL;
2947 };
2948
2949 /* Do not overwrite any of the map or rp information
2950 * until we are sure we can commit to a new buffer.
2951 *
2952 * Callers depend upon this behavior and assume that
2953 * we leave everything unchanged if we fail.
2954 */
2955 skb = dev_alloc_skb(skb_size);
2956 if (skb == NULL)
2957 return -ENOMEM;
2958
2959 skb->dev = tp->dev;
2960 skb_reserve(skb, tp->rx_offset);
2961
2962 mapping = pci_map_single(tp->pdev, skb->data,
2963 skb_size - tp->rx_offset,
2964 PCI_DMA_FROMDEVICE);
2965
2966 map->skb = skb;
2967 pci_unmap_addr_set(map, mapping, mapping);
2968
2969 if (src_map != NULL)
2970 src_map->skb = NULL;
2971
2972 desc->addr_hi = ((u64)mapping >> 32);
2973 desc->addr_lo = ((u64)mapping & 0xffffffff);
2974
2975 return skb_size;
2976}
2977
2978/* We only need to move over in the address because the other
2979 * members of the RX descriptor are invariant. See notes above
2980 * tg3_alloc_rx_skb for full details.
2981 */
2982static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
2983 int src_idx, u32 dest_idx_unmasked)
2984{
2985 struct tg3_rx_buffer_desc *src_desc, *dest_desc;
2986 struct ring_info *src_map, *dest_map;
2987 int dest_idx;
2988
2989 switch (opaque_key) {
2990 case RXD_OPAQUE_RING_STD:
2991 dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
2992 dest_desc = &tp->rx_std[dest_idx];
2993 dest_map = &tp->rx_std_buffers[dest_idx];
2994 src_desc = &tp->rx_std[src_idx];
2995 src_map = &tp->rx_std_buffers[src_idx];
2996 break;
2997
2998 case RXD_OPAQUE_RING_JUMBO:
2999 dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
3000 dest_desc = &tp->rx_jumbo[dest_idx];
3001 dest_map = &tp->rx_jumbo_buffers[dest_idx];
3002 src_desc = &tp->rx_jumbo[src_idx];
3003 src_map = &tp->rx_jumbo_buffers[src_idx];
3004 break;
3005
3006 default:
3007 return;
3008 };
3009
3010 dest_map->skb = src_map->skb;
3011 pci_unmap_addr_set(dest_map, mapping,
3012 pci_unmap_addr(src_map, mapping));
3013 dest_desc->addr_hi = src_desc->addr_hi;
3014 dest_desc->addr_lo = src_desc->addr_lo;
3015
3016 src_map->skb = NULL;
3017}
3018
3019#if TG3_VLAN_TAG_USED
3020static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag)
3021{
3022 return vlan_hwaccel_receive_skb(skb, tp->vlgrp, vlan_tag);
3023}
3024#endif
3025
3026/* The RX ring scheme is composed of multiple rings which post fresh
3027 * buffers to the chip, and one special ring the chip uses to report
3028 * status back to the host.
3029 *
3030 * The special ring reports the status of received packets to the
3031 * host. The chip does not write into the original descriptor the
3032 * RX buffer was obtained from. The chip simply takes the original
3033 * descriptor as provided by the host, updates the status and length
3034 * field, then writes this into the next status ring entry.
3035 *
3036 * Each ring the host uses to post buffers to the chip is described
3037 * by a TG3_BDINFO entry in the chips SRAM area. When a packet arrives,
3038 * it is first placed into the on-chip ram. When the packet's length
3039 * is known, it walks down the TG3_BDINFO entries to select the ring.
3040 * Each TG3_BDINFO specifies a MAXLEN field and the first TG3_BDINFO
3041 * which is within the range of the new packet's length is chosen.
3042 *
3043 * The "separate ring for rx status" scheme may sound queer, but it makes
3044 * sense from a cache coherency perspective. If only the host writes
3045 * to the buffer post rings, and only the chip writes to the rx status
3046 * rings, then cache lines never move beyond shared-modified state.
3047 * If both the host and chip were to write into the same ring, cache line
3048 * eviction could occur since both entities want it in an exclusive state.
3049 */
3050static int tg3_rx(struct tg3 *tp, int budget)
3051{
3052 u32 work_mask;
483ba50b
MC		 3053 u32 sw_idx = tp->rx_rcb_ptr;
3054 u16 hw_idx;
1da177e4
LT		 3055 int received;
3056
3057 hw_idx = tp->hw_status->idx[0].rx_producer;
3058 /*
3059 * We need to order the read of hw_idx and the read of
3060 * the opaque cookie.
3061 */
3062 rmb();
1da177e4
LT		 3063 work_mask = 0;
3064 received = 0;
3065 while (sw_idx != hw_idx && budget > 0) {
3066 struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx];
3067 unsigned int len;
3068 struct sk_buff *skb;
3069 dma_addr_t dma_addr;
3070 u32 opaque_key, desc_idx, *post_ptr;
3071
3072 desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
3073 opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
3074 if (opaque_key == RXD_OPAQUE_RING_STD) {
3075 dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx],
3076 mapping);
3077 skb = tp->rx_std_buffers[desc_idx].skb;
3078 post_ptr = &tp->rx_std_ptr;
3079 } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
3080 dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx],
3081 mapping);
3082 skb = tp->rx_jumbo_buffers[desc_idx].skb;
3083 post_ptr = &tp->rx_jumbo_ptr;
3084 }
3085 else {
3086 goto next_pkt_nopost;
3087 }
3088
3089 work_mask |= opaque_key;
3090
3091 if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
3092 (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) {
3093 drop_it:
3094 tg3_recycle_rx(tp, opaque_key,
3095 desc_idx, *post_ptr);
3096 drop_it_no_recycle:
3097 /* Other statistics kept track of by card. */
3098 tp->net_stats.rx_dropped++;
3099 goto next_pkt;
3100 }
3101
3102 len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */
3103
3104 if (len > RX_COPY_THRESHOLD
3105 && tp->rx_offset == 2
3106 /* rx_offset != 2 iff this is a 5701 card running
3107 * in PCI-X mode [see tg3_get_invariants()] */
3108 ) {
3109 int skb_size;
3110
3111 skb_size = tg3_alloc_rx_skb(tp, opaque_key,
3112 desc_idx, *post_ptr);
3113 if (skb_size < 0)
3114 goto drop_it;
3115
3116 pci_unmap_single(tp->pdev, dma_addr,
3117 skb_size - tp->rx_offset,
3118 PCI_DMA_FROMDEVICE);
3119
3120 skb_put(skb, len);
3121 } else {
3122 struct sk_buff *copy_skb;
3123
3124 tg3_recycle_rx(tp, opaque_key,
3125 desc_idx, *post_ptr);
3126
3127 copy_skb = dev_alloc_skb(len + 2);
3128 if (copy_skb == NULL)
3129 goto drop_it_no_recycle;
3130
3131 copy_skb->dev = tp->dev;
3132 skb_reserve(copy_skb, 2);
3133 skb_put(copy_skb, len);
3134 pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
3135 memcpy(copy_skb->data, skb->data, len);
3136 pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
3137
3138 /* We'll reuse the original ring buffer. */
3139 skb = copy_skb;
3140 }
3141
3142 if ((tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) &&
3143 (desc->type_flags & RXD_FLAG_TCPUDP_CSUM) &&
3144 (((desc->ip_tcp_csum & RXD_TCPCSUM_MASK)
3145 >> RXD_TCPCSUM_SHIFT) == 0xffff))
3146 skb->ip_summed = CHECKSUM_UNNECESSARY;
3147 else
3148 skb->ip_summed = CHECKSUM_NONE;
3149
3150 skb->protocol = eth_type_trans(skb, tp->dev);
3151#if TG3_VLAN_TAG_USED
3152 if (tp->vlgrp != NULL &&
3153 desc->type_flags & RXD_FLAG_VLAN) {
3154 tg3_vlan_rx(tp, skb,
3155 desc->err_vlan & RXD_VLAN_MASK);
3156 } else
3157#endif
3158 netif_receive_skb(skb);
3159
3160 tp->dev->last_rx = jiffies;
3161 received++;
3162 budget--;
3163
3164next_pkt:
3165 (*post_ptr)++;
3166next_pkt_nopost:
483ba50b
MC		 3167 sw_idx++;
3168 sw_idx %= TG3_RX_RCB_RING_SIZE(tp);
52f6d697
MC		 3169
3170 /* Refresh hw_idx to see if there is new work */
3171 if (sw_idx == hw_idx) {
3172 hw_idx = tp->hw_status->idx[0].rx_producer;
3173 rmb();
3174 }
1da177e4
LT		 3175 }
3176
3177 /* ACK the status ring. */
483ba50b
MC		 3178 tp->rx_rcb_ptr = sw_idx;
3179 tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx);
1da177e4
LT		 3180
3181 /* Refill RX ring(s). */
3182 if (work_mask & RXD_OPAQUE_RING_STD) {
3183 sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE;
3184 tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
3185 sw_idx);
3186 }
3187 if (work_mask & RXD_OPAQUE_RING_JUMBO) {
3188 sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE;
3189 tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
3190 sw_idx);
3191 }
3192 mmiowb();
3193
3194 return received;
3195}
3196
3197static int tg3_poll(struct net_device *netdev, int *budget)
3198{
3199 struct tg3 *tp = netdev_priv(netdev);
3200 struct tg3_hw_status *sblk = tp->hw_status;
1da177e4
LT		 3201 int done;
3202
1da177e4
LT		 3203 /* handle link change and other phy events */
3204 if (!(tp->tg3_flags &
3205 (TG3_FLAG_USE_LINKCHG_REG |
3206 TG3_FLAG_POLL_SERDES))) {
3207 if (sblk->status & SD_STATUS_LINK_CHG) {
3208 sblk->status = SD_STATUS_UPDATED |
3209 (sblk->status & ~SD_STATUS_LINK_CHG);
f47c11ee 3210 spin_lock(&tp->lock);
1da177e4 3211 tg3_setup_phy(tp, 0);
f47c11ee 3212 spin_unlock(&tp->lock);
1da177e4
LT		 3213 }
3214 }
3215
3216 /* run TX completion thread */
3217 if (sblk->idx[0].tx_consumer != tp->tx_cons) {
1da177e4 3218 tg3_tx(tp);
1da177e4
LT		 3219 }
3220
1da177e4
LT		 3221 /* run RX thread, within the bounds set by NAPI.
3222 * All RX "locking" is done by ensuring outside
3223 * code synchronizes with dev->poll()
3224 */
1da177e4
LT		 3225 if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) {
3226 int orig_budget = *budget;
3227 int work_done;
3228
3229 if (orig_budget > netdev->quota)
3230 orig_budget = netdev->quota;
3231
3232 work_done = tg3_rx(tp, orig_budget);
3233
3234 *budget -= work_done;
3235 netdev->quota -= work_done;
1da177e4
LT		 3236 }
3237
38f3843e 3238 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
f7383c22 3239 tp->last_tag = sblk->status_tag;
38f3843e
MC		 3240 rmb();
3241 } else
3242 sblk->status &= ~SD_STATUS_UPDATED;
f7383c22 3243
1da177e4 3244 /* if no more work, tell net stack and NIC we're done */
f7383c22 3245 done = !tg3_has_work(tp);
1da177e4 3246 if (done) {
f47c11ee 3247 netif_rx_complete(netdev);
1da177e4 3248 tg3_restart_ints(tp);
1da177e4
LT		 3249 }
3250
3251 return (done ? 0 : 1);
3252}
3253
f47c11ee
DM		 3254static void tg3_irq_quiesce(struct tg3 *tp)
3255{
3256 BUG_ON(tp->irq_sync);
3257
3258 tp->irq_sync = 1;
3259 smp_mb();
3260
3261 synchronize_irq(tp->pdev->irq);
3262}
3263
3264static inline int tg3_irq_sync(struct tg3 *tp)
3265{
3266 return tp->irq_sync;
3267}
3268
3269/* Fully shutdown all tg3 driver activity elsewhere in the system.
3270 * If irq_sync is non-zero, then the IRQ handler must be synchronized
3271 * with as well. Most of the time, this is not necessary except when
3272 * shutting down the device.
3273 */
3274static inline void tg3_full_lock(struct tg3 *tp, int irq_sync)
3275{
3276 if (irq_sync)
3277 tg3_irq_quiesce(tp);
3278 spin_lock_bh(&tp->lock);
3279 spin_lock(&tp->tx_lock);
3280}
3281
3282static inline void tg3_full_unlock(struct tg3 *tp)
3283{
3284 spin_unlock(&tp->tx_lock);
3285 spin_unlock_bh(&tp->lock);
3286}
3287
88b06bc2
MC		 3288/* MSI ISR - No need to check for interrupt sharing and no need to
3289 * flush status block and interrupt mailbox. PCI ordering rules
3290 * guarantee that MSI will arrive after the status block.
3291 */
3292static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs)
3293{
3294 struct net_device *dev = dev_id;
3295 struct tg3 *tp = netdev_priv(dev);
88b06bc2 3296
61487480
MC		 3297 prefetch(tp->hw_status);
3298 prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
88b06bc2 3299 /*
fac9b83e 3300 * Writing any value to intr-mbox-0 clears PCI INTA# and
88b06bc2 3301 * chip-internal interrupt pending events.
fac9b83e 3302 * Writing non-zero to intr-mbox-0 additional tells the
88b06bc2
MC		 3303 * NIC to stop sending us irqs, engaging "in-intr-handler"
3304 * event coalescing.
3305 */
3306 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
61487480 3307 if (likely(!tg3_irq_sync(tp)))
88b06bc2 3308 netif_rx_schedule(dev); /* schedule NAPI poll */
61487480 3309
88b06bc2
MC		 3310 return IRQ_RETVAL(1);
3311}
3312
1da177e4
LT		 3313static irqreturn_t tg3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
3314{
3315 struct net_device *dev = dev_id;
3316 struct tg3 *tp = netdev_priv(dev);
3317 struct tg3_hw_status *sblk = tp->hw_status;
1da177e4
LT		 3318 unsigned int handled = 1;
3319
1da177e4
LT		 3320 /* In INTx mode, it is possible for the interrupt to arrive at
3321 * the CPU before the status block posted prior to the interrupt.
3322 * Reading the PCI State register will confirm whether the
3323 * interrupt is ours and will flush the status block.
3324 */
3325 if ((sblk->status & SD_STATUS_UPDATED) ||
3326 !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
3327 /*
fac9b83e 3328 * Writing any value to intr-mbox-0 clears PCI INTA# and
1da177e4 3329 * chip-internal interrupt pending events.
fac9b83e 3330 * Writing non-zero to intr-mbox-0 additional tells the
1da177e4
LT		 3331 * NIC to stop sending us irqs, engaging "in-intr-handler"
3332 * event coalescing.
3333 */
3334 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
3335 0x00000001);
f47c11ee
DM		 3336 if (tg3_irq_sync(tp))
3337 goto out;
fac9b83e 3338 sblk->status &= ~SD_STATUS_UPDATED;
61487480
MC		 3339 if (likely(tg3_has_work(tp))) {
3340 prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
fac9b83e 3341 netif_rx_schedule(dev); /* schedule NAPI poll */
61487480 3342 } else {
fac9b83e
DM		 3343 /* No work, shared interrupt perhaps? re-enable
3344 * interrupts, and flush that PCI write
3345 */
09ee929c 3346 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
fac9b83e 3347 0x00000000);
fac9b83e
DM		 3348 }
3349 } else { /* shared interrupt */
3350 handled = 0;
3351 }
f47c11ee 3352out:
fac9b83e
DM		 3353 return IRQ_RETVAL(handled);
3354}
3355
3356static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id, struct pt_regs *regs)
3357{
3358 struct net_device *dev = dev_id;
3359 struct tg3 *tp = netdev_priv(dev);
3360 struct tg3_hw_status *sblk = tp->hw_status;
fac9b83e
DM		 3361 unsigned int handled = 1;
3362
fac9b83e
DM		 3363 /* In INTx mode, it is possible for the interrupt to arrive at
3364 * the CPU before the status block posted prior to the interrupt.
3365 * Reading the PCI State register will confirm whether the
3366 * interrupt is ours and will flush the status block.
3367 */
38f3843e 3368 if ((sblk->status_tag != tp->last_tag) ||
fac9b83e 3369 !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
1da177e4 3370 /*
fac9b83e
DM		 3371 * writing any value to intr-mbox-0 clears PCI INTA# and
3372 * chip-internal interrupt pending events.
3373 * writing non-zero to intr-mbox-0 additional tells the
3374 * NIC to stop sending us irqs, engaging "in-intr-handler"
3375 * event coalescing.
1da177e4 3376 */
fac9b83e
DM		 3377 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
3378 0x00000001);
f47c11ee
DM		 3379 if (tg3_irq_sync(tp))
3380 goto out;
38f3843e 3381 if (netif_rx_schedule_prep(dev)) {
61487480 3382 prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
38f3843e
MC		 3383 /* Update last_tag to mark that this status has been
3384 * seen. Because interrupt may be shared, we may be
3385 * racing with tg3_poll(), so only update last_tag
3386 * if tg3_poll() is not scheduled.
1da177e4 3387 */
38f3843e
MC		 3388 tp->last_tag = sblk->status_tag;
3389 __netif_rx_schedule(dev);
1da177e4
LT		 3390 }
3391 } else { /* shared interrupt */
3392 handled = 0;
3393 }
f47c11ee 3394out:
1da177e4
LT		 3395 return IRQ_RETVAL(handled);
3396}
3397
7938109f
MC		 3398/* ISR for interrupt test */
3399static irqreturn_t tg3_test_isr(int irq, void *dev_id,
3400 struct pt_regs *regs)
3401{
3402 struct net_device *dev = dev_id;
3403 struct tg3 *tp = netdev_priv(dev);
3404 struct tg3_hw_status *sblk = tp->hw_status;
3405
f9804ddb
MC		 3406 if ((sblk->status & SD_STATUS_UPDATED) ||
3407 !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
7938109f
MC		 3408 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
3409 0x00000001);
3410 return IRQ_RETVAL(1);
3411 }
3412 return IRQ_RETVAL(0);
3413}
3414
1da177e4 3415static int tg3_init_hw(struct tg3 *);
944d980e 3416static int tg3_halt(struct tg3 *, int, int);
1da177e4
LT		 3417
3418#ifdef CONFIG_NET_POLL_CONTROLLER
3419static void tg3_poll_controller(struct net_device *dev)
3420{
88b06bc2
MC		 3421 struct tg3 *tp = netdev_priv(dev);
3422
3423 tg3_interrupt(tp->pdev->irq, dev, NULL);
1da177e4
LT		 3424}
3425#endif
3426
3427static void tg3_reset_task(void *_data)
3428{
3429 struct tg3 *tp = _data;
3430 unsigned int restart_timer;
3431
3432 tg3_netif_stop(tp);
3433
f47c11ee 3434 tg3_full_lock(tp, 1);
1da177e4
LT		 3435
3436 restart_timer = tp->tg3_flags2 & TG3_FLG2_RESTART_TIMER;
3437 tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
3438
944d980e 3439 tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
1da177e4
LT		 3440 tg3_init_hw(tp);
3441
3442 tg3_netif_start(tp);
3443
f47c11ee 3444 tg3_full_unlock(tp);
1da177e4
LT		 3445
3446 if (restart_timer)
3447 mod_timer(&tp->timer, jiffies + 1);
3448}
3449
3450static void tg3_tx_timeout(struct net_device *dev)
3451{
3452 struct tg3 *tp = netdev_priv(dev);
3453
3454 printk(KERN_ERR PFX "%s: transmit timed out, resetting\n",
3455 dev->name);
3456
3457 schedule_work(&tp->reset_task);
3458}
3459
c58ec932
MC		 3460/* Test for DMA buffers crossing any 4GB boundaries: 4G, 8G, etc */
3461static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
3462{
3463 u32 base = (u32) mapping & 0xffffffff;
3464
3465 return ((base > 0xffffdcc0) &&
3466 (base + len + 8 < base));
3467}
3468
1da177e4
LT		 3469static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
3470
3471static int tigon3_4gb_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
c58ec932
MC		 3472 u32 last_plus_one, u32 *start,
3473 u32 base_flags, u32 mss)
1da177e4
LT		 3474{
3475 struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC);
c58ec932 3476 dma_addr_t new_addr = 0;
1da177e4 3477 u32 entry = *start;
c58ec932 3478 int i, ret = 0;
1da177e4
LT		 3479
3480 if (!new_skb) {
c58ec932
MC		 3481 ret = -1;
3482 } else {
3483 /* New SKB is guaranteed to be linear. */
3484 entry = *start;
3485 new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len,
3486 PCI_DMA_TODEVICE);
3487 /* Make sure new skb does not cross any 4G boundaries.
3488 * Drop the packet if it does.
3489 */
3490 if (tg3_4g_overflow_test(new_addr, new_skb->len)) {
3491 ret = -1;
3492 dev_kfree_skb(new_skb);
3493 new_skb = NULL;
3494 } else {
3495 tg3_set_txd(tp, entry, new_addr, new_skb->len,
3496 base_flags, 1 | (mss << 1));
3497 *start = NEXT_TX(entry);
3498 }
1da177e4
LT		 3499 }
3500
1da177e4
LT		 3501 /* Now clean up the sw ring entries. */
3502 i = 0;
3503 while (entry != last_plus_one) {
3504 int len;
3505
3506 if (i == 0)
3507 len = skb_headlen(skb);
3508 else
3509 len = skb_shinfo(skb)->frags[i-1].size;
3510 pci_unmap_single(tp->pdev,
3511 pci_unmap_addr(&tp->tx_buffers[entry], mapping),
3512 len, PCI_DMA_TODEVICE);
3513 if (i == 0) {
3514 tp->tx_buffers[entry].skb = new_skb;
3515 pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, new_addr);
3516 } else {
3517 tp->tx_buffers[entry].skb = NULL;
3518 }
3519 entry = NEXT_TX(entry);
3520 i++;
3521 }
3522
3523 dev_kfree_skb(skb);
3524
c58ec932 3525 return ret;
1da177e4
LT		 3526}
3527
3528static void tg3_set_txd(struct tg3 *tp, int entry,
3529 dma_addr_t mapping, int len, u32 flags,
3530 u32 mss_and_is_end)
3531{
3532 struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry];
3533 int is_end = (mss_and_is_end & 0x1);
3534 u32 mss = (mss_and_is_end >> 1);
3535 u32 vlan_tag = 0;
3536
3537 if (is_end)
3538 flags |= TXD_FLAG_END;
3539 if (flags & TXD_FLAG_VLAN) {
3540 vlan_tag = flags >> 16;
3541 flags &= 0xffff;
3542 }
3543 vlan_tag |= (mss << TXD_MSS_SHIFT);
3544
3545 txd->addr_hi = ((u64) mapping >> 32);
3546 txd->addr_lo = ((u64) mapping & 0xffffffff);
3547 txd->len_flags = (len << TXD_LEN_SHIFT) | flags;
3548 txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT;
3549}
3550
1da177e4
LT		 3551static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
3552{
3553 struct tg3 *tp = netdev_priv(dev);
3554 dma_addr_t mapping;
1da177e4
LT		 3555 u32 len, entry, base_flags, mss;
3556 int would_hit_hwbug;
1da177e4
LT		 3557
3558 len = skb_headlen(skb);
3559
3560 /* No BH disabling for tx_lock here. We are running in BH disabled
3561 * context and TX reclaim runs via tp->poll inside of a software
f47c11ee
DM		 3562 * interrupt. Furthermore, IRQ processing runs lockless so we have
3563 * no IRQ context deadlocks to worry about either. Rejoice!
1da177e4 3564 */
f47c11ee 3565 if (!spin_trylock(&tp->tx_lock))
1da177e4 3566 return NETDEV_TX_LOCKED;
1da177e4 3567
1da177e4 3568 if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
1f064a87
SH		 3569 if (!netif_queue_stopped(dev)) {
3570 netif_stop_queue(dev);
3571
3572 /* This is a hard error, log it. */
3573 printk(KERN_ERR PFX "%s: BUG! Tx Ring full when "
3574 "queue awake!\n", dev->name);
3575 }
f47c11ee 3576 spin_unlock(&tp->tx_lock);
1da177e4
LT		 3577 return NETDEV_TX_BUSY;
3578 }
3579
3580 entry = tp->tx_prod;
3581 base_flags = 0;
3582 if (skb->ip_summed == CHECKSUM_HW)
3583 base_flags |= TXD_FLAG_TCPUDP_CSUM;
3584#if TG3_TSO_SUPPORT != 0
3585 mss = 0;
3586 if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
3587 (mss = skb_shinfo(skb)->tso_size) != 0) {
3588 int tcp_opt_len, ip_tcp_len;
3589
3590 if (skb_header_cloned(skb) &&
3591 pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
3592 dev_kfree_skb(skb);
3593 goto out_unlock;
3594 }
3595
3596 tcp_opt_len = ((skb->h.th->doff - 5) * 4);
3597 ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr);
3598
3599 base_flags |= (TXD_FLAG_CPU_PRE_DMA |
3600 TXD_FLAG_CPU_POST_DMA);
3601
3602 skb->nh.iph->check = 0;
3603 skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len);
3604 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
3605 skb->h.th->check = 0;
3606 base_flags &= ~TXD_FLAG_TCPUDP_CSUM;
3607 }
3608 else {
3609 skb->h.th->check =
3610 ~csum_tcpudp_magic(skb->nh.iph->saddr,
3611 skb->nh.iph->daddr,
3612 0, IPPROTO_TCP, 0);
3613 }
3614
3615 if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) ||
3616 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
3617 if (tcp_opt_len || skb->nh.iph->ihl > 5) {
3618 int tsflags;
3619
3620 tsflags = ((skb->nh.iph->ihl - 5) +
3621 (tcp_opt_len >> 2));
3622 mss |= (tsflags << 11);
3623 }
3624 } else {
3625 if (tcp_opt_len || skb->nh.iph->ihl > 5) {
3626 int tsflags;
3627
3628 tsflags = ((skb->nh.iph->ihl - 5) +
3629 (tcp_opt_len >> 2));
3630 base_flags |= tsflags << 12;
3631 }
3632 }
3633 }
3634#else
3635 mss = 0;
3636#endif
3637#if TG3_VLAN_TAG_USED
3638 if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
3639 base_flags |= (TXD_FLAG_VLAN |
3640 (vlan_tx_tag_get(skb) << 16));
3641#endif
3642
3643 /* Queue skb data, a.k.a. the main skb fragment. */
3644 mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE);
3645
3646 tp->tx_buffers[entry].skb = skb;
3647 pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
3648
3649 would_hit_hwbug = 0;
3650
3651 if (tg3_4g_overflow_test(mapping, len))
c58ec932 3652 would_hit_hwbug = 1;
1da177e4
LT		 3653
3654 tg3_set_txd(tp, entry, mapping, len, base_flags,
3655 (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
3656
3657 entry = NEXT_TX(entry);
3658
3659 /* Now loop through additional data fragments, and queue them. */
3660 if (skb_shinfo(skb)->nr_frags > 0) {
3661 unsigned int i, last;
3662
3663 last = skb_shinfo(skb)->nr_frags - 1;
3664 for (i = 0; i <= last; i++) {
3665 skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
3666
3667 len = frag->size;
3668 mapping = pci_map_page(tp->pdev,
3669 frag->page,
3670 frag->page_offset,
3671 len, PCI_DMA_TODEVICE);
3672
3673 tp->tx_buffers[entry].skb = NULL;
3674 pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
3675
c58ec932
MC		 3676 if (tg3_4g_overflow_test(mapping, len))
3677 would_hit_hwbug = 1;
1da177e4
LT		 3678
3679 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
3680 tg3_set_txd(tp, entry, mapping, len,
3681 base_flags, (i == last)|(mss << 1));
3682 else
3683 tg3_set_txd(tp, entry, mapping, len,
3684 base_flags, (i == last));
3685
3686 entry = NEXT_TX(entry);
3687 }
3688 }
3689
3690 if (would_hit_hwbug) {
3691 u32 last_plus_one = entry;
3692 u32 start;
1da177e4 3693
c58ec932
MC		 3694 start = entry - 1 - skb_shinfo(skb)->nr_frags;
3695 start &= (TG3_TX_RING_SIZE - 1);
1da177e4
LT		 3696
3697 /* If the workaround fails due to memory/mapping
3698 * failure, silently drop this packet.
3699 */
c58ec932
MC		 3700 if (tigon3_4gb_hwbug_workaround(tp, skb, last_plus_one,
3701 &start, base_flags, mss))
1da177e4
LT		 3702 goto out_unlock;
3703
3704 entry = start;
3705 }
3706
3707 /* Packets are ready, update Tx producer idx local and on card. */
3708 tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
3709
3710 tp->tx_prod = entry;
51b91468 3711 if (TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1)) {
1da177e4 3712 netif_stop_queue(dev);
51b91468
MC		 3713 if (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH)
3714 netif_wake_queue(tp->dev);
3715 }
1da177e4
LT		 3716
3717out_unlock:
3718 mmiowb();
f47c11ee 3719 spin_unlock(&tp->tx_lock);
1da177e4
LT		 3720
3721 dev->trans_start = jiffies;
3722
3723 return NETDEV_TX_OK;
3724}
3725
3726static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp,
3727 int new_mtu)
3728{
3729 dev->mtu = new_mtu;
3730
ef7f5ec0 3731 if (new_mtu > ETH_DATA_LEN) {
a4e2b347 3732 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
ef7f5ec0
MC		 3733 tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
3734 ethtool_op_set_tso(dev, 0);
3735 }
3736 else
3737 tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
3738 } else {
a4e2b347 3739 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
ef7f5ec0 3740 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
0f893dc6 3741 tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE;
ef7f5ec0 3742 }
1da177e4
LT		 3743}
3744
3745static int tg3_change_mtu(struct net_device *dev, int new_mtu)
3746{
3747 struct tg3 *tp = netdev_priv(dev);
3748
3749 if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp))
3750 return -EINVAL;
3751
3752 if (!netif_running(dev)) {
3753 /* We'll just catch it later when the
3754 * device is up'd.
3755 */
3756 tg3_set_mtu(dev, tp, new_mtu);
3757 return 0;
3758 }
3759
3760 tg3_netif_stop(tp);
f47c11ee
DM		 3761
3762 tg3_full_lock(tp, 1);
1da177e4 3763
944d980e 3764 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 3765
3766 tg3_set_mtu(dev, tp, new_mtu);
3767
3768 tg3_init_hw(tp);
3769
3770 tg3_netif_start(tp);
3771
f47c11ee 3772 tg3_full_unlock(tp);
1da177e4
LT		 3773
3774 return 0;
3775}
3776
3777/* Free up pending packets in all rx/tx rings.
3778 *
3779 * The chip has been shut down and the driver detached from
3780 * the networking, so no interrupts or new tx packets will
3781 * end up in the driver. tp->{tx,}lock is not held and we are not
3782 * in an interrupt context and thus may sleep.
3783 */
3784static void tg3_free_rings(struct tg3 *tp)
3785{
3786 struct ring_info *rxp;
3787 int i;
3788
3789 for (i = 0; i < TG3_RX_RING_SIZE; i++) {
3790 rxp = &tp->rx_std_buffers[i];
3791
3792 if (rxp->skb == NULL)
3793 continue;
3794 pci_unmap_single(tp->pdev,
3795 pci_unmap_addr(rxp, mapping),
7e72aad4 3796 tp->rx_pkt_buf_sz - tp->rx_offset,
1da177e4
LT		 3797 PCI_DMA_FROMDEVICE);
3798 dev_kfree_skb_any(rxp->skb);
3799 rxp->skb = NULL;
3800 }
3801
3802 for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
3803 rxp = &tp->rx_jumbo_buffers[i];
3804
3805 if (rxp->skb == NULL)
3806 continue;
3807 pci_unmap_single(tp->pdev,
3808 pci_unmap_addr(rxp, mapping),
3809 RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
3810 PCI_DMA_FROMDEVICE);
3811 dev_kfree_skb_any(rxp->skb);
3812 rxp->skb = NULL;
3813 }
3814
3815 for (i = 0; i < TG3_TX_RING_SIZE; ) {
3816 struct tx_ring_info *txp;
3817 struct sk_buff *skb;
3818 int j;
3819
3820 txp = &tp->tx_buffers[i];
3821 skb = txp->skb;
3822
3823 if (skb == NULL) {
3824 i++;
3825 continue;
3826 }
3827
3828 pci_unmap_single(tp->pdev,
3829 pci_unmap_addr(txp, mapping),
3830 skb_headlen(skb),
3831 PCI_DMA_TODEVICE);
3832 txp->skb = NULL;
3833
3834 i++;
3835
3836 for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) {
3837 txp = &tp->tx_buffers[i & (TG3_TX_RING_SIZE - 1)];
3838 pci_unmap_page(tp->pdev,
3839 pci_unmap_addr(txp, mapping),
3840 skb_shinfo(skb)->frags[j].size,
3841 PCI_DMA_TODEVICE);
3842 i++;
3843 }
3844
3845 dev_kfree_skb_any(skb);
3846 }
3847}
3848
3849/* Initialize tx/rx rings for packet processing.
3850 *
3851 * The chip has been shut down and the driver detached from
3852 * the networking, so no interrupts or new tx packets will
3853 * end up in the driver. tp->{tx,}lock are held and thus
3854 * we may not sleep.
3855 */
3856static void tg3_init_rings(struct tg3 *tp)
3857{
3858 u32 i;
3859
3860 /* Free up all the SKBs. */
3861 tg3_free_rings(tp);
3862
3863 /* Zero out all descriptors. */
3864 memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
3865 memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
3866 memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
3867 memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
3868
7e72aad4 3869 tp->rx_pkt_buf_sz = RX_PKT_BUF_SZ;
a4e2b347 3870 if ((tp->tg3_flags2 & TG3_FLG2_5780_CLASS) &&
7e72aad4
MC		 3871 (tp->dev->mtu > ETH_DATA_LEN))
3872 tp->rx_pkt_buf_sz = RX_JUMBO_PKT_BUF_SZ;
3873
1da177e4
LT		 3874 /* Initialize invariants of the rings, we only set this
3875 * stuff once. This works because the card does not
3876 * write into the rx buffer posting rings.
3877 */
3878 for (i = 0; i < TG3_RX_RING_SIZE; i++) {
3879 struct tg3_rx_buffer_desc *rxd;
3880
3881 rxd = &tp->rx_std[i];
7e72aad4 3882 rxd->idx_len = (tp->rx_pkt_buf_sz - tp->rx_offset - 64)
1da177e4
LT		 3883 << RXD_LEN_SHIFT;
3884 rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
3885 rxd->opaque = (RXD_OPAQUE_RING_STD |
3886 (i << RXD_OPAQUE_INDEX_SHIFT));
3887 }
3888
0f893dc6 3889 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
1da177e4
LT		 3890 for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
3891 struct tg3_rx_buffer_desc *rxd;
3892
3893 rxd = &tp->rx_jumbo[i];
3894 rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
3895 << RXD_LEN_SHIFT;
3896 rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
3897 RXD_FLAG_JUMBO;
3898 rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
3899 (i << RXD_OPAQUE_INDEX_SHIFT));
3900 }
3901 }
3902
3903 /* Now allocate fresh SKBs for each rx ring. */
3904 for (i = 0; i < tp->rx_pending; i++) {
3905 if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD,
3906 -1, i) < 0)
3907 break;
3908 }
3909
0f893dc6 3910 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
1da177e4
LT		 3911 for (i = 0; i < tp->rx_jumbo_pending; i++) {
3912 if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
3913 -1, i) < 0)
3914 break;
3915 }
3916 }
3917}
3918
3919/*
3920 * Must not be invoked with interrupt sources disabled and
3921 * the hardware shutdown down.
3922 */
3923static void tg3_free_consistent(struct tg3 *tp)
3924{
b4558ea9
JJ		 3925 kfree(tp->rx_std_buffers);
3926 tp->rx_std_buffers = NULL;
1da177e4
LT		 3927 if (tp->rx_std) {
3928 pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
3929 tp->rx_std, tp->rx_std_mapping);
3930 tp->rx_std = NULL;
3931 }
3932 if (tp->rx_jumbo) {
3933 pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
3934 tp->rx_jumbo, tp->rx_jumbo_mapping);
3935 tp->rx_jumbo = NULL;
3936 }
3937 if (tp->rx_rcb) {
3938 pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
3939 tp->rx_rcb, tp->rx_rcb_mapping);
3940 tp->rx_rcb = NULL;
3941 }
3942 if (tp->tx_ring) {
3943 pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
3944 tp->tx_ring, tp->tx_desc_mapping);
3945 tp->tx_ring = NULL;
3946 }
3947 if (tp->hw_status) {
3948 pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
3949 tp->hw_status, tp->status_mapping);
3950 tp->hw_status = NULL;
3951 }
3952 if (tp->hw_stats) {
3953 pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
3954 tp->hw_stats, tp->stats_mapping);
3955 tp->hw_stats = NULL;
3956 }
3957}
3958
3959/*
3960 * Must not be invoked with interrupt sources disabled and
3961 * the hardware shutdown down. Can sleep.
3962 */
3963static int tg3_alloc_consistent(struct tg3 *tp)
3964{
3965 tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) *
3966 (TG3_RX_RING_SIZE +
3967 TG3_RX_JUMBO_RING_SIZE)) +
3968 (sizeof(struct tx_ring_info) *
3969 TG3_TX_RING_SIZE),
3970 GFP_KERNEL);
3971 if (!tp->rx_std_buffers)
3972 return -ENOMEM;
3973
3974 memset(tp->rx_std_buffers, 0,
3975 (sizeof(struct ring_info) *
3976 (TG3_RX_RING_SIZE +
3977 TG3_RX_JUMBO_RING_SIZE)) +
3978 (sizeof(struct tx_ring_info) *
3979 TG3_TX_RING_SIZE));
3980
3981 tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
3982 tp->tx_buffers = (struct tx_ring_info *)
3983 &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
3984
3985 tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
3986 &tp->rx_std_mapping);
3987 if (!tp->rx_std)
3988 goto err_out;
3989
3990 tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
3991 &tp->rx_jumbo_mapping);
3992
3993 if (!tp->rx_jumbo)
3994 goto err_out;
3995
3996 tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
3997 &tp->rx_rcb_mapping);
3998 if (!tp->rx_rcb)
3999 goto err_out;
4000
4001 tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
4002 &tp->tx_desc_mapping);
4003 if (!tp->tx_ring)
4004 goto err_out;
4005
4006 tp->hw_status = pci_alloc_consistent(tp->pdev,
4007 TG3_HW_STATUS_SIZE,
4008 &tp->status_mapping);
4009 if (!tp->hw_status)
4010 goto err_out;
4011
4012 tp->hw_stats = pci_alloc_consistent(tp->pdev,
4013 sizeof(struct tg3_hw_stats),
4014 &tp->stats_mapping);
4015 if (!tp->hw_stats)
4016 goto err_out;
4017
4018 memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
4019 memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
4020
4021 return 0;
4022
4023err_out:
4024 tg3_free_consistent(tp);
4025 return -ENOMEM;
4026}
4027
4028#define MAX_WAIT_CNT 1000
4029
4030/* To stop a block, clear the enable bit and poll till it
4031 * clears. tp->lock is held.
4032 */
b3b7d6be 4033static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent)
1da177e4
LT		 4034{
4035 unsigned int i;
4036 u32 val;
4037
4038 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
4039 switch (ofs) {
4040 case RCVLSC_MODE:
4041 case DMAC_MODE:
4042 case MBFREE_MODE:
4043 case BUFMGR_MODE:
4044 case MEMARB_MODE:
4045 /* We can't enable/disable these bits of the
4046 * 5705/5750, just say success.
4047 */
4048 return 0;
4049
4050 default:
4051 break;
4052 };
4053 }
4054
4055 val = tr32(ofs);
4056 val &= ~enable_bit;
4057 tw32_f(ofs, val);
4058
4059 for (i = 0; i < MAX_WAIT_CNT; i++) {
4060 udelay(100);
4061 val = tr32(ofs);
4062 if ((val & enable_bit) == 0)
4063 break;
4064 }
4065
b3b7d6be 4066 if (i == MAX_WAIT_CNT && !silent) {
1da177e4
LT		 4067 printk(KERN_ERR PFX "tg3_stop_block timed out, "
4068 "ofs=%lx enable_bit=%x\n",
4069 ofs, enable_bit);
4070 return -ENODEV;
4071 }
4072
4073 return 0;
4074}
4075
4076/* tp->lock is held. */
b3b7d6be 4077static int tg3_abort_hw(struct tg3 *tp, int silent)
1da177e4
LT		 4078{
4079 int i, err;
4080
4081 tg3_disable_ints(tp);
4082
4083 tp->rx_mode &= ~RX_MODE_ENABLE;
4084 tw32_f(MAC_RX_MODE, tp->rx_mode);
4085 udelay(10);
4086
b3b7d6be
DM		 4087 err = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent);
4088 err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent);
4089 err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent);
4090 err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent);
4091 err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent);
4092 err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent);
4093
4094 err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent);
4095 err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent);
4096 err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent);
4097 err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent);
4098 err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent);
4099 err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent);
4100 err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent);
1da177e4
LT		 4101
4102 tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
4103 tw32_f(MAC_MODE, tp->mac_mode);
4104 udelay(40);
4105
4106 tp->tx_mode &= ~TX_MODE_ENABLE;
4107 tw32_f(MAC_TX_MODE, tp->tx_mode);
4108
4109 for (i = 0; i < MAX_WAIT_CNT; i++) {
4110 udelay(100);
4111 if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
4112 break;
4113 }
4114 if (i >= MAX_WAIT_CNT) {
4115 printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, "
4116 "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n",
4117 tp->dev->name, tr32(MAC_TX_MODE));
e6de8ad1 4118 err |= -ENODEV;
1da177e4
LT		 4119 }
4120
e6de8ad1 4121 err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent);
b3b7d6be
DM		 4122 err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent);
4123 err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent);
1da177e4
LT		 4124
4125 tw32(FTQ_RESET, 0xffffffff);
4126 tw32(FTQ_RESET, 0x00000000);
4127
b3b7d6be
DM		 4128 err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
4129 err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
1da177e4
LT		 4130
4131 if (tp->hw_status)
4132 memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
4133 if (tp->hw_stats)
4134 memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
4135
1da177e4
LT		 4136 return err;
4137}
4138
4139/* tp->lock is held. */
4140static int tg3_nvram_lock(struct tg3 *tp)
4141{
4142 if (tp->tg3_flags & TG3_FLAG_NVRAM) {
4143 int i;
4144
4145 tw32(NVRAM_SWARB, SWARB_REQ_SET1);
4146 for (i = 0; i < 8000; i++) {
4147 if (tr32(NVRAM_SWARB) & SWARB_GNT1)
4148 break;
4149 udelay(20);
4150 }
4151 if (i == 8000)
4152 return -ENODEV;
4153 }
4154 return 0;
4155}
4156
4157/* tp->lock is held. */
4158static void tg3_nvram_unlock(struct tg3 *tp)
4159{
4160 if (tp->tg3_flags & TG3_FLAG_NVRAM)
4161 tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
4162}
4163
e6af301b
MC		 4164/* tp->lock is held. */
4165static void tg3_enable_nvram_access(struct tg3 *tp)
4166{
4167 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
4168 !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
4169 u32 nvaccess = tr32(NVRAM_ACCESS);
4170
4171 tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
4172 }
4173}
4174
4175/* tp->lock is held. */
4176static void tg3_disable_nvram_access(struct tg3 *tp)
4177{
4178 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
4179 !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
4180 u32 nvaccess = tr32(NVRAM_ACCESS);
4181
4182 tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
4183 }
4184}
4185
1da177e4
LT		 4186/* tp->lock is held. */
4187static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind)
4188{
4189 if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
4190 tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX,
4191 NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
4192
4193 if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
4194 switch (kind) {
4195 case RESET_KIND_INIT:
4196 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4197 DRV_STATE_START);
4198 break;
4199
4200 case RESET_KIND_SHUTDOWN:
4201 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4202 DRV_STATE_UNLOAD);
4203 break;
4204
4205 case RESET_KIND_SUSPEND:
4206 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4207 DRV_STATE_SUSPEND);
4208 break;
4209
4210 default:
4211 break;
4212 };
4213 }
4214}
4215
4216/* tp->lock is held. */
4217static void tg3_write_sig_post_reset(struct tg3 *tp, int kind)
4218{
4219 if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
4220 switch (kind) {
4221 case RESET_KIND_INIT:
4222 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4223 DRV_STATE_START_DONE);
4224 break;
4225
4226 case RESET_KIND_SHUTDOWN:
4227 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4228 DRV_STATE_UNLOAD_DONE);
4229 break;
4230
4231 default:
4232 break;
4233 };
4234 }
4235}
4236
4237/* tp->lock is held. */
4238static void tg3_write_sig_legacy(struct tg3 *tp, int kind)
4239{
4240 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
4241 switch (kind) {
4242 case RESET_KIND_INIT:
4243 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4244 DRV_STATE_START);
4245 break;
4246
4247 case RESET_KIND_SHUTDOWN:
4248 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4249 DRV_STATE_UNLOAD);
4250 break;
4251
4252 case RESET_KIND_SUSPEND:
4253 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4254 DRV_STATE_SUSPEND);
4255 break;
4256
4257 default:
4258 break;
4259 };
4260 }
4261}
4262
4263static void tg3_stop_fw(struct tg3 *);
4264
4265/* tp->lock is held. */
4266static int tg3_chip_reset(struct tg3 *tp)
4267{
4268 u32 val;
1ee582d8 4269 void (*write_op)(struct tg3 *, u32, u32);
1da177e4
LT		 4270 int i;
4271
4272 if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
4273 tg3_nvram_lock(tp);
4274
4275 /*
4276 * We must avoid the readl() that normally takes place.
4277 * It locks machines, causes machine checks, and other
4278 * fun things. So, temporarily disable the 5701
4279 * hardware workaround, while we do the reset.
4280 */
1ee582d8
MC		 4281 write_op = tp->write32;
4282 if (write_op == tg3_write_flush_reg32)
4283 tp->write32 = tg3_write32;
1da177e4
LT		 4284
4285 /* do the reset */
4286 val = GRC_MISC_CFG_CORECLK_RESET;
4287
4288 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
4289 if (tr32(0x7e2c) == 0x60) {
4290 tw32(0x7e2c, 0x20);
4291 }
4292 if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
4293 tw32(GRC_MISC_CFG, (1 << 29));
4294 val |= (1 << 29);
4295 }
4296 }
4297
4298 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
4299 val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
4300 tw32(GRC_MISC_CFG, val);
4301
1ee582d8
MC		 4302 /* restore 5701 hardware bug workaround write method */
4303 tp->write32 = write_op;
1da177e4
LT		 4304
4305 /* Unfortunately, we have to delay before the PCI read back.
4306 * Some 575X chips even will not respond to a PCI cfg access
4307 * when the reset command is given to the chip.
4308 *
4309 * How do these hardware designers expect things to work
4310 * properly if the PCI write is posted for a long period
4311 * of time? It is always necessary to have some method by
4312 * which a register read back can occur to push the write
4313 * out which does the reset.
4314 *
4315 * For most tg3 variants the trick below was working.
4316 * Ho hum...
4317 */
4318 udelay(120);
4319
4320 /* Flush PCI posted writes. The normal MMIO registers
4321 * are inaccessible at this time so this is the only
4322 * way to make this reliably (actually, this is no longer
4323 * the case, see above). I tried to use indirect
4324 * register read/write but this upset some 5701 variants.
4325 */
4326 pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);
4327
4328 udelay(120);
4329
4330 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
4331 if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) {
4332 int i;
4333 u32 cfg_val;
4334
4335 /* Wait for link training to complete. */
4336 for (i = 0; i < 5000; i++)
4337 udelay(100);
4338
4339 pci_read_config_dword(tp->pdev, 0xc4, &cfg_val);
4340 pci_write_config_dword(tp->pdev, 0xc4,
4341 cfg_val | (1 << 15));
4342 }
4343 /* Set PCIE max payload size and clear error status. */
4344 pci_write_config_dword(tp->pdev, 0xd8, 0xf5000);
4345 }
4346
4347 /* Re-enable indirect register accesses. */
4348 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
4349 tp->misc_host_ctrl);
4350
4351 /* Set MAX PCI retry to zero. */
4352 val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
4353 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
4354 (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
4355 val |= PCISTATE_RETRY_SAME_DMA;
4356 pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);
4357
4358 pci_restore_state(tp->pdev);
4359
4360 /* Make sure PCI-X relaxed ordering bit is clear. */
4361 pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val);
4362 val &= ~PCIX_CAPS_RELAXED_ORDERING;
4363 pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val);
4364
a4e2b347 4365 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
4cf78e4f
MC		 4366 u32 val;
4367
4368 /* Chip reset on 5780 will reset MSI enable bit,
4369 * so need to restore it.
4370 */
4371 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
4372 u16 ctrl;
4373
4374 pci_read_config_word(tp->pdev,
4375 tp->msi_cap + PCI_MSI_FLAGS,
4376 &ctrl);
4377 pci_write_config_word(tp->pdev,
4378 tp->msi_cap + PCI_MSI_FLAGS,
4379 ctrl | PCI_MSI_FLAGS_ENABLE);
4380 val = tr32(MSGINT_MODE);
4381 tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE);
4382 }
4383
4384 val = tr32(MEMARB_MODE);
4385 tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
4386
4387 } else
4388 tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
1da177e4
LT		 4389
4390 if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) {
4391 tg3_stop_fw(tp);
4392 tw32(0x5000, 0x400);
4393 }
4394
4395 tw32(GRC_MODE, tp->grc_mode);
4396
4397 if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
4398 u32 val = tr32(0xc4);
4399
4400 tw32(0xc4, val | (1 << 15));
4401 }
4402
4403 if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 &&
4404 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
4405 tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE;
4406 if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)
4407 tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN;
4408 tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
4409 }
4410
4411 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
4412 tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
4413 tw32_f(MAC_MODE, tp->mac_mode);
747e8f8b
MC		 4414 } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
4415 tp->mac_mode = MAC_MODE_PORT_MODE_GMII;
4416 tw32_f(MAC_MODE, tp->mac_mode);
1da177e4
LT		 4417 } else
4418 tw32_f(MAC_MODE, 0);
4419 udelay(40);
4420
4421 if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X)) {
4422 /* Wait for firmware initialization to complete. */
4423 for (i = 0; i < 100000; i++) {
4424 tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val);
4425 if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
4426 break;
4427 udelay(10);
4428 }
4429 if (i >= 100000) {
4430 printk(KERN_ERR PFX "tg3_reset_hw timed out for %s, "
4431 "firmware will not restart magic=%08x\n",
4432 tp->dev->name, val);
4433 return -ENODEV;
4434 }
4435 }
4436
4437 if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
4438 tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
4439 u32 val = tr32(0x7c00);
4440
4441 tw32(0x7c00, val | (1 << 25));
4442 }
4443
4444 /* Reprobe ASF enable state. */
4445 tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF;
4446 tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE;
4447 tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
4448 if (val == NIC_SRAM_DATA_SIG_MAGIC) {
4449 u32 nic_cfg;
4450
4451 tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
4452 if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
4453 tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
cbf46853 4454 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 4455 tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
4456 }
4457 }
4458
4459 return 0;
4460}
4461
4462/* tp->lock is held. */
4463static void tg3_stop_fw(struct tg3 *tp)
4464{
4465 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
4466 u32 val;
4467 int i;
4468
4469 tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
4470 val = tr32(GRC_RX_CPU_EVENT);
4471 val |= (1 << 14);
4472 tw32(GRC_RX_CPU_EVENT, val);
4473
4474 /* Wait for RX cpu to ACK the event. */
4475 for (i = 0; i < 100; i++) {
4476 if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14)))
4477 break;
4478 udelay(1);
4479 }
4480 }
4481}
4482
4483/* tp->lock is held. */
944d980e 4484static int tg3_halt(struct tg3 *tp, int kind, int silent)
1da177e4
LT		 4485{
4486 int err;
4487
4488 tg3_stop_fw(tp);
4489
944d980e 4490 tg3_write_sig_pre_reset(tp, kind);
1da177e4 4491
b3b7d6be 4492 tg3_abort_hw(tp, silent);
1da177e4
LT		 4493 err = tg3_chip_reset(tp);
4494
944d980e
MC		 4495 tg3_write_sig_legacy(tp, kind);
4496 tg3_write_sig_post_reset(tp, kind);
1da177e4
LT		 4497
4498 if (err)
4499 return err;
4500
4501 return 0;
4502}
4503
4504#define TG3_FW_RELEASE_MAJOR 0x0
4505#define TG3_FW_RELASE_MINOR 0x0
4506#define TG3_FW_RELEASE_FIX 0x0
4507#define TG3_FW_START_ADDR 0x08000000
4508#define TG3_FW_TEXT_ADDR 0x08000000
4509#define TG3_FW_TEXT_LEN 0x9c0
4510#define TG3_FW_RODATA_ADDR 0x080009c0
4511#define TG3_FW_RODATA_LEN 0x60
4512#define TG3_FW_DATA_ADDR 0x08000a40
4513#define TG3_FW_DATA_LEN 0x20
4514#define TG3_FW_SBSS_ADDR 0x08000a60
4515#define TG3_FW_SBSS_LEN 0xc
4516#define TG3_FW_BSS_ADDR 0x08000a70
4517#define TG3_FW_BSS_LEN 0x10
4518
4519static u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = {
4520 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800,
4521 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000,
4522 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034,
4523 0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000,
4524 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105,
4525 0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0,
4526 0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010,
4527 0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01,
4528 0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c,
4529 0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000,
4530 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400,
4531 0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c,
4532 0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000,
4533 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64,
4534 0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000,
4535 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
4536 0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68,
4537 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003,
4538 0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800,
4539 0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
4540 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60,
4541 0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008,
4542 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
4543 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4544 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4545 0, 0, 0, 0, 0, 0,
4546 0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002,
4547 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4548 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4549 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4550 0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009,
4551 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b,
4552 0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000,
4553 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000,
4554 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4555 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4556 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014,
4557 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4558 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4559 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4560 0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010,
4561 0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74,
4562 0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c,
4563 0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800,
4564 0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001,
4565 0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028,
4566 0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800,
4567 0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0,
4568 0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014,
4569 0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001,
4570 0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810,
4571 0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018,
4572 0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec,
4573 0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c,
4574 0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74,
4575 0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000,
4576 0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c,
4577 0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c,
4578 0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df,
4579 0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000,
4580 0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800,
4581 0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402,
4582 0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00,
4583 0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010,
4584 0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df,
4585 0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001,
4586 0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008,
4587 0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021,
4588 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018,
4589 0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b,
4590 0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000,
4591 0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008,
4592 0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b,
4593 0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001,
4594 0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821,
4595 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000,
4596 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000,
4597 0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821,
4598 0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff,
4599 0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008,
4600 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010,
4601 0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000,
4602 0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428,
4603 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c,
4604 0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e,
4605 0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010,
4606 0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000,
4607 0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001,
4608 0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000,
4609 0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824,
4610 0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000
4611};
4612
4613static u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = {
4614 0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430,
4615 0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74,
4616 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
4617 0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000,
4618 0x00000000
4619};
4620
4621#if 0 /* All zeros, don't eat up space with it. */
4622u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = {
4623 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
4624 0x00000000, 0x00000000, 0x00000000, 0x00000000
4625};
4626#endif
4627
4628#define RX_CPU_SCRATCH_BASE 0x30000
4629#define RX_CPU_SCRATCH_SIZE 0x04000
4630#define TX_CPU_SCRATCH_BASE 0x34000
4631#define TX_CPU_SCRATCH_SIZE 0x04000
4632
4633/* tp->lock is held. */
4634static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
4635{
4636 int i;
4637
4638 if (offset == TX_CPU_BASE &&
4639 (tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
4640 BUG();
4641
4642 if (offset == RX_CPU_BASE) {
4643 for (i = 0; i < 10000; i++) {
4644 tw32(offset + CPU_STATE, 0xffffffff);
4645 tw32(offset + CPU_MODE, CPU_MODE_HALT);
4646 if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
4647 break;
4648 }
4649
4650 tw32(offset + CPU_STATE, 0xffffffff);
4651 tw32_f(offset + CPU_MODE, CPU_MODE_HALT);
4652 udelay(10);
4653 } else {
4654 for (i = 0; i < 10000; i++) {
4655 tw32(offset + CPU_STATE, 0xffffffff);
4656 tw32(offset + CPU_MODE, CPU_MODE_HALT);
4657 if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
4658 break;
4659 }
4660 }
4661
4662 if (i >= 10000) {
4663 printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, "
4664 "and %s CPU\n",
4665 tp->dev->name,
4666 (offset == RX_CPU_BASE ? "RX" : "TX"));
4667 return -ENODEV;
4668 }
4669 return 0;
4670}
4671
4672struct fw_info {
4673 unsigned int text_base;
4674 unsigned int text_len;
4675 u32 *text_data;
4676 unsigned int rodata_base;
4677 unsigned int rodata_len;
4678 u32 *rodata_data;
4679 unsigned int data_base;
4680 unsigned int data_len;
4681 u32 *data_data;
4682};
4683
4684/* tp->lock is held. */
4685static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base,
4686 int cpu_scratch_size, struct fw_info *info)
4687{
4688 int err, i;
1da177e4
LT		 4689 void (*write_op)(struct tg3 *, u32, u32);
4690
4691 if (cpu_base == TX_CPU_BASE &&
4692 (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
4693 printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load "
4694 "TX cpu firmware on %s which is 5705.\n",
4695 tp->dev->name);
4696 return -EINVAL;
4697 }
4698
4699 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
4700 write_op = tg3_write_mem;
4701 else
4702 write_op = tg3_write_indirect_reg32;
4703
1b628151
MC		 4704 /* It is possible that bootcode is still loading at this point.
4705 * Get the nvram lock first before halting the cpu.
4706 */
4707 tg3_nvram_lock(tp);
1da177e4 4708 err = tg3_halt_cpu(tp, cpu_base);
1b628151 4709 tg3_nvram_unlock(tp);
1da177e4
LT		 4710 if (err)
4711 goto out;
4712
4713 for (i = 0; i < cpu_scratch_size; i += sizeof(u32))
4714 write_op(tp, cpu_scratch_base + i, 0);
4715 tw32(cpu_base + CPU_STATE, 0xffffffff);
4716 tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT);
4717 for (i = 0; i < (info->text_len / sizeof(u32)); i++)
4718 write_op(tp, (cpu_scratch_base +
4719 (info->text_base & 0xffff) +
4720 (i * sizeof(u32))),
4721 (info->text_data ?
4722 info->text_data[i] : 0));
4723 for (i = 0; i < (info->rodata_len / sizeof(u32)); i++)
4724 write_op(tp, (cpu_scratch_base +
4725 (info->rodata_base & 0xffff) +
4726 (i * sizeof(u32))),
4727 (info->rodata_data ?
4728 info->rodata_data[i] : 0));
4729 for (i = 0; i < (info->data_len / sizeof(u32)); i++)
4730 write_op(tp, (cpu_scratch_base +
4731 (info->data_base & 0xffff) +
4732 (i * sizeof(u32))),
4733 (info->data_data ?
4734 info->data_data[i] : 0));
4735
4736 err = 0;
4737
4738out:
1da177e4
LT		 4739 return err;
4740}
4741
4742/* tp->lock is held. */
4743static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
4744{
4745 struct fw_info info;
4746 int err, i;
4747
4748 info.text_base = TG3_FW_TEXT_ADDR;
4749 info.text_len = TG3_FW_TEXT_LEN;
4750 info.text_data = &tg3FwText[0];
4751 info.rodata_base = TG3_FW_RODATA_ADDR;
4752 info.rodata_len = TG3_FW_RODATA_LEN;
4753 info.rodata_data = &tg3FwRodata[0];
4754 info.data_base = TG3_FW_DATA_ADDR;
4755 info.data_len = TG3_FW_DATA_LEN;
4756 info.data_data = NULL;
4757
4758 err = tg3_load_firmware_cpu(tp, RX_CPU_BASE,
4759 RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE,
4760 &info);
4761 if (err)
4762 return err;
4763
4764 err = tg3_load_firmware_cpu(tp, TX_CPU_BASE,
4765 TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE,
4766 &info);
4767 if (err)
4768 return err;
4769
4770 /* Now startup only the RX cpu. */
4771 tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
4772 tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
4773
4774 for (i = 0; i < 5; i++) {
4775 if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR)
4776 break;
4777 tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
4778 tw32(RX_CPU_BASE + CPU_MODE, CPU_MODE_HALT);
4779 tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
4780 udelay(1000);
4781 }
4782 if (i >= 5) {
4783 printk(KERN_ERR PFX "tg3_load_firmware fails for %s "
4784 "to set RX CPU PC, is %08x should be %08x\n",
4785 tp->dev->name, tr32(RX_CPU_BASE + CPU_PC),
4786 TG3_FW_TEXT_ADDR);
4787 return -ENODEV;
4788 }
4789 tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
4790 tw32_f(RX_CPU_BASE + CPU_MODE, 0x00000000);
4791
4792 return 0;
4793}
4794
4795#if TG3_TSO_SUPPORT != 0
4796
4797#define TG3_TSO_FW_RELEASE_MAJOR 0x1
4798#define TG3_TSO_FW_RELASE_MINOR 0x6
4799#define TG3_TSO_FW_RELEASE_FIX 0x0
4800#define TG3_TSO_FW_START_ADDR 0x08000000
4801#define TG3_TSO_FW_TEXT_ADDR 0x08000000
4802#define TG3_TSO_FW_TEXT_LEN 0x1aa0
4803#define TG3_TSO_FW_RODATA_ADDR 0x08001aa0
4804#define TG3_TSO_FW_RODATA_LEN 0x60
4805#define TG3_TSO_FW_DATA_ADDR 0x08001b20
4806#define TG3_TSO_FW_DATA_LEN 0x30
4807#define TG3_TSO_FW_SBSS_ADDR 0x08001b50
4808#define TG3_TSO_FW_SBSS_LEN 0x2c
4809#define TG3_TSO_FW_BSS_ADDR 0x08001b80
4810#define TG3_TSO_FW_BSS_LEN 0x894
4811
4812static u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = {
4813 0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000,
4814 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800,
4815 0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
4816 0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800,
4817 0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001,
4818 0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c,
4819 0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001,
4820 0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008,
4821 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c,
4822 0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001,
4823 0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000,
4824 0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001,
4825 0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800,
4826 0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c,
4827 0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008,
4828 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021,
4829 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800,
4830 0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c,
4831 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
4832 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800,
4833 0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8,
4834 0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8,
4835 0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90,
4836 0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068,
4837 0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c,
4838 0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021,
4839 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008,
4840 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021,
4841 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b,
4842 0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020,
4843 0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008,
4844 0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020,
4845 0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800,
4846 0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98,
4847 0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902,
4848 0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602,
4849 0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001,
4850 0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c,
4851 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
4852 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4,
4853 0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410,
4854 0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800,
4855 0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4,
4856 0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 0x3c010800,
4857 0xac2023f8, 0x00021302, 0x00021080, 0x00c21021, 0x00621821, 0x3c010800,
4858 0xa42223d0, 0x3c010800, 0x0a000115, 0xa4231b96, 0x9622000c, 0x3c010800,
4859 0xa42223ec, 0x3c040800, 0x24841b9c, 0x8c820000, 0x00021100, 0x3c010800,
4860 0x00220821, 0xac311bc8, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
4861 0xac271bcc, 0x8c820000, 0x25030001, 0x306601ff, 0x00021100, 0x3c010800,
4862 0x00220821, 0xac261bd0, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
4863 0xac291bd4, 0x96230008, 0x3c020800, 0x8c421bac, 0x00432821, 0x3c010800,
4864 0xac251bac, 0x9622000a, 0x30420004, 0x14400018, 0x00061100, 0x8f630c14,
4865 0x3063000f, 0x2c620002, 0x1440000b, 0x3c02c000, 0x8f630c14, 0x3c020800,
4866 0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002,
4867 0x1040fff7, 0x3c02c000, 0x00e21825, 0xaf635c5c, 0x8f625c50, 0x30420002,
4868 0x10400014, 0x00000000, 0x0a000147, 0x00000000, 0x3c030800, 0x8c631b80,
4869 0x3c040800, 0x94841b94, 0x01221025, 0x3c010800, 0xa42223da, 0x24020001,
4870 0x3c010800, 0xac221bb8, 0x24630001, 0x0085202a, 0x3c010800, 0x10800003,
4871 0xac231b80, 0x3c010800, 0xa4251b94, 0x3c060800, 0x24c61b9c, 0x8cc20000,
4872 0x24420001, 0xacc20000, 0x28420080, 0x14400005, 0x00000000, 0x0e000656,
4873 0x24040002, 0x0a0001e6, 0x00000000, 0x3c020800, 0x8c421bb8, 0x10400078,
4874 0x24020001, 0x3c050800, 0x90a51b98, 0x14a20072, 0x00000000, 0x3c150800,
4875 0x96b51b96, 0x3c040800, 0x8c841bac, 0x32a3ffff, 0x0083102a, 0x1440006c,
4876 0x00000000, 0x14830003, 0x00000000, 0x3c010800, 0xac2523f0, 0x1060005c,
4877 0x00009021, 0x24d60004, 0x0060a021, 0x24d30014, 0x8ec20000, 0x00028100,
4878 0x3c110800, 0x02308821, 0x0e000625, 0x8e311bc8, 0x00402821, 0x10a00054,
4879 0x00000000, 0x9628000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e22000c,
4880 0x2407188c, 0x00021400, 0xaca20018, 0x3c030800, 0x00701821, 0x8c631bd0,
4881 0x3c020800, 0x00501021, 0x8c421bd4, 0x00031d00, 0x00021400, 0x00621825,
4882 0xaca30014, 0x8ec30004, 0x96220008, 0x00432023, 0x3242ffff, 0x3083ffff,
4883 0x00431021, 0x0282102a, 0x14400002, 0x02b23023, 0x00803021, 0x8e620000,
4884 0x30c4ffff, 0x00441021, 0xae620000, 0x8e220000, 0xaca20000, 0x8e220004,
4885 0x8e63fff4, 0x00431021, 0xaca20004, 0xa4a6000e, 0x8e62fff4, 0x00441021,
4886 0xae62fff4, 0x96230008, 0x0043102a, 0x14400005, 0x02469021, 0x8e62fff0,
4887 0xae60fff4, 0x24420001, 0xae62fff0, 0xaca00008, 0x3242ffff, 0x14540008,
4888 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x24020905, 0xa4a2000c,
4889 0x0a0001cb, 0x34e70020, 0xa4a2000c, 0x3c020800, 0x8c4223f0, 0x10400003,
4890 0x3c024b65, 0x0a0001d3, 0x34427654, 0x3c02b49a, 0x344289ab, 0xaca2001c,
4891 0x30e2ffff, 0xaca20010, 0x0e0005a2, 0x00a02021, 0x3242ffff, 0x0054102b,
4892 0x1440ffa9, 0x00000000, 0x24020002, 0x3c010800, 0x0a0001e6, 0xa0221b98,
4893 0x8ec2083c, 0x24420001, 0x0a0001e6, 0xaec2083c, 0x0e0004c0, 0x00000000,
4894 0x8fbf002c, 0x8fb60028, 0x8fb50024, 0x8fb40020, 0x8fb3001c, 0x8fb20018,
4895 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0030, 0x27bdffd0, 0xafbf0028,
4896 0xafb30024, 0xafb20020, 0xafb1001c, 0xafb00018, 0x8f725c9c, 0x3c0200ff,
4897 0x3442fff8, 0x3c070800, 0x24e71bb4, 0x02428824, 0x9623000e, 0x8ce20000,
4898 0x00431021, 0xace20000, 0x8e220010, 0x30420020, 0x14400011, 0x00809821,
4899 0x0e00063b, 0x02202021, 0x3c02c000, 0x02421825, 0xaf635c9c, 0x8f625c90,
4900 0x30420002, 0x1040011e, 0x00000000, 0xaf635c9c, 0x8f625c90, 0x30420002,
4901 0x10400119, 0x00000000, 0x0a00020d, 0x00000000, 0x8e240008, 0x8e230014,
4902 0x00041402, 0x000231c0, 0x00031502, 0x304201ff, 0x2442ffff, 0x3042007f,
4903 0x00031942, 0x30637800, 0x00021100, 0x24424000, 0x00624821, 0x9522000a,
4904 0x3084ffff, 0x30420008, 0x104000b0, 0x000429c0, 0x3c020800, 0x8c422400,
4905 0x14400024, 0x24c50008, 0x94c20014, 0x3c010800, 0xa42223d0, 0x8cc40010,
4906 0x00041402, 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42423d4, 0x94c2000e,
4907 0x3083ffff, 0x00431023, 0x3c010800, 0xac222408, 0x94c2001a, 0x3c010800,
4908 0xac262400, 0x3c010800, 0xac322404, 0x3c010800, 0xac2223fc, 0x3c02c000,
4909 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e5, 0x00000000,
4910 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e0, 0x00000000, 0x0a000246,
4911 0x00000000, 0x94c2000e, 0x3c030800, 0x946323d4, 0x00434023, 0x3103ffff,
4912 0x2c620008, 0x1040001c, 0x00000000, 0x94c20014, 0x24420028, 0x00a22821,
4913 0x00031042, 0x1840000b, 0x00002021, 0x24e60848, 0x00403821, 0x94a30000,
4914 0x8cc20000, 0x24840001, 0x00431021, 0xacc20000, 0x0087102a, 0x1440fff9,
4915 0x24a50002, 0x31020001, 0x1040001f, 0x3c024000, 0x3c040800, 0x248423fc,
4916 0xa0a00001, 0x94a30000, 0x8c820000, 0x00431021, 0x0a000285, 0xac820000,
4917 0x8f626800, 0x3c030010, 0x00431024, 0x10400009, 0x00000000, 0x94c2001a,
4918 0x3c030800, 0x8c6323fc, 0x00431021, 0x3c010800, 0xac2223fc, 0x0a000286,
4919 0x3c024000, 0x94c2001a, 0x94c4001c, 0x3c030800, 0x8c6323fc, 0x00441023,
4920 0x00621821, 0x3c010800, 0xac2323fc, 0x3c024000, 0x02421825, 0xaf635c9c,
4921 0x8f625c90, 0x30420002, 0x1440fffc, 0x00000000, 0x9522000a, 0x30420010,
4922 0x1040009b, 0x00000000, 0x3c030800, 0x946323d4, 0x3c070800, 0x24e72400,
4923 0x8ce40000, 0x8f626800, 0x24630030, 0x00832821, 0x3c030010, 0x00431024,
4924 0x1440000a, 0x00000000, 0x94a20004, 0x3c040800, 0x8c842408, 0x3c030800,
4925 0x8c6323fc, 0x00441023, 0x00621821, 0x3c010800, 0xac2323fc, 0x3c040800,
4926 0x8c8423fc, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021,
4927 0x00041027, 0xa4a20006, 0x3c030800, 0x8c632404, 0x3c0200ff, 0x3442fff8,
4928 0x00628824, 0x96220008, 0x24050001, 0x24034000, 0x000231c0, 0x00801021,
4929 0xa4c2001a, 0xa4c0001c, 0xace00000, 0x3c010800, 0xac251b60, 0xaf635cb8,
4930 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000, 0x3c010800, 0xac201b60,
4931 0x8e220008, 0xaf625cb8, 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000,
4932 0x3c010800, 0xac201b60, 0x3c020800, 0x8c421b60, 0x1040ffec, 0x00000000,
4933 0x3c040800, 0x0e00063b, 0x8c842404, 0x0a00032a, 0x00000000, 0x3c030800,
4934 0x90631b98, 0x24020002, 0x14620003, 0x3c034b65, 0x0a0002e1, 0x00008021,
4935 0x8e22001c, 0x34637654, 0x10430002, 0x24100002, 0x24100001, 0x00c02021,
4936 0x0e000350, 0x02003021, 0x24020003, 0x3c010800, 0xa0221b98, 0x24020002,
4937 0x1202000a, 0x24020001, 0x3c030800, 0x8c6323f0, 0x10620006, 0x00000000,
4938 0x3c020800, 0x944223d8, 0x00021400, 0x0a00031f, 0xae220014, 0x3c040800,
4939 0x248423da, 0x94820000, 0x00021400, 0xae220014, 0x3c020800, 0x8c421bbc,
4940 0x3c03c000, 0x3c010800, 0xa0201b98, 0x00431025, 0xaf625c5c, 0x8f625c50,
4941 0x30420002, 0x10400009, 0x00000000, 0x2484f7e2, 0x8c820000, 0x00431025,
4942 0xaf625c5c, 0x8f625c50, 0x30420002, 0x1440fffa, 0x00000000, 0x3c020800,
4943 0x24421b84, 0x8c430000, 0x24630001, 0xac430000, 0x8f630c14, 0x3063000f,
4944 0x2c620002, 0x1440000c, 0x3c024000, 0x8f630c14, 0x3c020800, 0x8c421b40,
4945 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7,
4946 0x00000000, 0x3c024000, 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002,
4947 0x1440fffc, 0x00000000, 0x12600003, 0x00000000, 0x0e0004c0, 0x00000000,
4948 0x8fbf0028, 0x8fb30024, 0x8fb20020, 0x8fb1001c, 0x8fb00018, 0x03e00008,
4949 0x27bd0030, 0x8f634450, 0x3c040800, 0x24841b88, 0x8c820000, 0x00031c02,
4950 0x0043102b, 0x14400007, 0x3c038000, 0x8c840004, 0x8f624450, 0x00021c02,
4951 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
4952 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3c024000,
4953 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00000000,
4954 0x03e00008, 0x00000000, 0x27bdffe0, 0x00805821, 0x14c00011, 0x256e0008,
4955 0x3c020800, 0x8c4223f4, 0x10400007, 0x24020016, 0x3c010800, 0xa42223d2,
4956 0x2402002a, 0x3c010800, 0x0a000364, 0xa42223d4, 0x8d670010, 0x00071402,
4957 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42723d4, 0x3c040800, 0x948423d4,
4958 0x3c030800, 0x946323d2, 0x95cf0006, 0x3c020800, 0x944223d0, 0x00832023,
4959 0x01e2c023, 0x3065ffff, 0x24a20028, 0x01c24821, 0x3082ffff, 0x14c0001a,
4960 0x01226021, 0x9582000c, 0x3042003f, 0x3c010800, 0xa42223d6, 0x95820004,
4961 0x95830006, 0x3c010800, 0xac2023e4, 0x3c010800, 0xac2023e8, 0x00021400,
4962 0x00431025, 0x3c010800, 0xac221bc0, 0x95220004, 0x3c010800, 0xa4221bc4,
4963 0x95230002, 0x01e51023, 0x0043102a, 0x10400010, 0x24020001, 0x3c010800,
4964 0x0a000398, 0xac2223f8, 0x3c030800, 0x8c6323e8, 0x3c020800, 0x94421bc4,
4965 0x00431021, 0xa5220004, 0x3c020800, 0x94421bc0, 0xa5820004, 0x3c020800,
4966 0x8c421bc0, 0xa5820006, 0x3c020800, 0x8c4223f0, 0x3c0d0800, 0x8dad23e4,
4967 0x3c0a0800, 0x144000e5, 0x8d4a23e8, 0x3c020800, 0x94421bc4, 0x004a1821,
4968 0x3063ffff, 0x0062182b, 0x24020002, 0x10c2000d, 0x01435023, 0x3c020800,
4969 0x944223d6, 0x30420009, 0x10400008, 0x00000000, 0x9582000c, 0x3042fff6,
4970 0xa582000c, 0x3c020800, 0x944223d6, 0x30420009, 0x01a26823, 0x3c020800,
4971 0x8c4223f8, 0x1040004a, 0x01203821, 0x3c020800, 0x944223d2, 0x00004021,
4972 0xa520000a, 0x01e21023, 0xa5220002, 0x3082ffff, 0x00021042, 0x18400008,
4973 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a,
4974 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402,
4975 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c,
4976 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb,
4977 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821,
4978 0x3082ffff, 0xa4e00010, 0x00621821, 0x00021042, 0x18400010, 0x00c33021,
4979 0x00404821, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006,
4980 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008,
4981 0x0109102a, 0x1440fff3, 0x00000000, 0x30820001, 0x10400005, 0x00061c02,
4982 0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021,
4983 0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081,
4984 0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800,
4985 0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800,
4986 0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a,
4987 0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02,
4988 0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821,
4989 0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023,
4990 0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff,
4991 0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042,
4992 0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021,
4993 0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021,
4994 0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021,
4995 0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004,
4996 0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023,
4997 0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821,
4998 0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800,
4999 0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043,
5000 0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021,
5001 0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80,
5002 0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800,
5003 0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff,
5004 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010,
5005 0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007,
5006 0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402,
5007 0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff,
5008 0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021,
5009 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff,
5010 0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005,
5011 0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800,
5012 0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4,
5013 0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b,
5014 0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4,
5015 0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800,
5016 0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034,
5017 0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000,
5018 0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac,
5019 0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022,
5020 0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000,
5021 0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0,
5022 0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021,
5023 0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000,
5024 0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc,
5025 0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005,
5026 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080,
5027 0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800,
5028 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014,
5029 0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823,
5030 0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021,
5031 0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010,
5032 0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5,
5033 0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
5034 0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021,
5035 0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c,
5036 0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005,
5037 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800,
5038 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500,
5039 0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023,
5040 0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821,
5041 0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000,
5042 0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021,
5043 0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006,
5044 0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0,
5045 0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006,
5046 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905,
5047 0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860,
5048 0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab,
5049 0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff,
5050 0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
5051 0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038,
5052 0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020,
5053 0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450,
5054 0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003,
5055 0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff,
5056 0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002,
5057 0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f,
5058 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000,
5059 0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820,
5060 0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4,
5061 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000,
5062 0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010,
5063 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50,
5064 0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002,
5065 0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff,
5066 0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8,
5067 0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438,
5068 0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800,
5069 0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800,
5070 0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000,
5071 0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000,
5072 0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021,
5073 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe,
5074 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008,
5075 0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b,
5076 0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02,
5077 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
5078 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff,
5079 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff,
5080 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021,
5081 0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651,
5082 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000,
5083 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0,
5084 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014,
5085 0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000,
5086 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000,
5087 0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800,
5088 0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b,
5089 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010,
5090 0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001,
5091 0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800,
5092 0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000,
5093 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008,
5094 0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74,
5095 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010,
5096 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000,
5097};
5098
5099static u32 tg3TsoFwRodata[] = {
5100 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
5101 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f,
5102 0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000,
5103 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000,
5104 0x00000000,
5105};
5106
5107static u32 tg3TsoFwData[] = {
5108 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000,
5109 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
5110 0x00000000,
5111};
5112
5113/* 5705 needs a special version of the TSO firmware. */
5114#define TG3_TSO5_FW_RELEASE_MAJOR 0x1
5115#define TG3_TSO5_FW_RELASE_MINOR 0x2
5116#define TG3_TSO5_FW_RELEASE_FIX 0x0
5117#define TG3_TSO5_FW_START_ADDR 0x00010000
5118#define TG3_TSO5_FW_TEXT_ADDR 0x00010000
5119#define TG3_TSO5_FW_TEXT_LEN 0xe90
5120#define TG3_TSO5_FW_RODATA_ADDR 0x00010e90
5121#define TG3_TSO5_FW_RODATA_LEN 0x50
5122#define TG3_TSO5_FW_DATA_ADDR 0x00010f00
5123#define TG3_TSO5_FW_DATA_LEN 0x20
5124#define TG3_TSO5_FW_SBSS_ADDR 0x00010f20
5125#define TG3_TSO5_FW_SBSS_LEN 0x28
5126#define TG3_TSO5_FW_BSS_ADDR 0x00010f50
5127#define TG3_TSO5_FW_BSS_LEN 0x88
5128
5129static u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = {
5130 0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000,
5131 0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001,
5132 0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
5133 0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001,
5134 0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001,
5135 0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378,
5136 0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020,
5137 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014,
5138 0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400,
5139 0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000,
5140 0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200,
5141 0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000,
5142 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020,
5143 0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821,
5144 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130,
5145 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018,
5146 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60,
5147 0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821,
5148 0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000,
5149 0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028,
5150 0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402,
5151 0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014,
5152 0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff,
5153 0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b,
5154 0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004,
5155 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8,
5156 0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001,
5157 0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021,
5158 0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2,
5159 0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a,
5160 0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
5161 0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001,
5162 0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001,
5163 0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021,
5164 0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000,
5165 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c,
5166 0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005,
5167 0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006,
5168 0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c,
5169 0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c,
5170 0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021,
5171 0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001,
5172 0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b,
5173 0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c,
5174 0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76,
5175 0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c,
5176 0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70,
5177 0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c,
5178 0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72,
5179 0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff,
5180 0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78,
5181 0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78,
5182 0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005,
5183 0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d,
5184 0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005,
5185 0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027,
5186 0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d,
5187 0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff,
5188 0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001,
5189 0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000,
5190 0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a,
5191 0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff,
5192 0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001,
5193 0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200,
5194 0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001,
5195 0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021,
5196 0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
5197 0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00,
5198 0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001,
5199 0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000,
5200 0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003,
5201 0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001,
5202 0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56,
5203 0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4,
5204 0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64,
5205 0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088,
5206 0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001,
5207 0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57,
5208 0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001,
5209 0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001,
5210 0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000,
5211 0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001,
5212 0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823,
5213 0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001,
5214 0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001,
5215 0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001,
5216 0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021,
5217 0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008,
5218 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4,
5219 0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001,
5220 0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001,
5221 0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec,
5222 0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000,
5223 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024,
5224 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024,
5225 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000,
5226 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000,
5227 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003,
5228 0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001,
5229 0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001,
5230 0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff,
5231 0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c,
5232 0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54,
5233 0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001,
5234 0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624,
5235 0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624,
5236 0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
5237 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
5238 0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283,
5239 0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825,
5240 0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003,
5241 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7,
5242 0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c,
5243 0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009,
5244 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025,
5245 0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008,
5246 0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021,
5247 0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
5248 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
5249 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014,
5250 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001,
5251 0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010,
5252 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001,
5253 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020,
5254 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804,
5255 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20,
5256 0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315,
5257 0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005,
5258 0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001,
5259 0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001,
5260 0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014,
5261 0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8,
5262 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000,
5263 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008,
5264 0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008,
5265 0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b,
5266 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd,
5267 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000,
5268 0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025,
5269 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008,
5270 0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff,
5271 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008,
5272 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021,
5273 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f,
5274 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600,
5275 0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40,
5276 0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000,
5277 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
5278 0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44,
5279 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003,
5280 0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001,
5281 0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
5282 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c,
5283 0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008,
5284 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
5285 0x00000000, 0x00000000, 0x00000000,
5286};
5287
5288static u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = {
5289 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
5290 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000,
5291 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
5292 0x00000000, 0x00000000, 0x00000000,
5293};
5294
5295static u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = {
5296 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000,
5297 0x00000000, 0x00000000, 0x00000000,
5298};
5299
5300/* tp->lock is held. */
5301static int tg3_load_tso_firmware(struct tg3 *tp)
5302{
5303 struct fw_info info;
5304 unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
5305 int err, i;
5306
5307 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
5308 return 0;
5309
5310 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
5311 info.text_base = TG3_TSO5_FW_TEXT_ADDR;
5312 info.text_len = TG3_TSO5_FW_TEXT_LEN;
5313 info.text_data = &tg3Tso5FwText[0];
5314 info.rodata_base = TG3_TSO5_FW_RODATA_ADDR;
5315 info.rodata_len = TG3_TSO5_FW_RODATA_LEN;
5316 info.rodata_data = &tg3Tso5FwRodata[0];
5317 info.data_base = TG3_TSO5_FW_DATA_ADDR;
5318 info.data_len = TG3_TSO5_FW_DATA_LEN;
5319 info.data_data = &tg3Tso5FwData[0];
5320 cpu_base = RX_CPU_BASE;
5321 cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705;
5322 cpu_scratch_size = (info.text_len +
5323 info.rodata_len +
5324 info.data_len +
5325 TG3_TSO5_FW_SBSS_LEN +
5326 TG3_TSO5_FW_BSS_LEN);
5327 } else {
5328 info.text_base = TG3_TSO_FW_TEXT_ADDR;
5329 info.text_len = TG3_TSO_FW_TEXT_LEN;
5330 info.text_data = &tg3TsoFwText[0];
5331 info.rodata_base = TG3_TSO_FW_RODATA_ADDR;
5332 info.rodata_len = TG3_TSO_FW_RODATA_LEN;
5333 info.rodata_data = &tg3TsoFwRodata[0];
5334 info.data_base = TG3_TSO_FW_DATA_ADDR;
5335 info.data_len = TG3_TSO_FW_DATA_LEN;
5336 info.data_data = &tg3TsoFwData[0];
5337 cpu_base = TX_CPU_BASE;
5338 cpu_scratch_base = TX_CPU_SCRATCH_BASE;
5339 cpu_scratch_size = TX_CPU_SCRATCH_SIZE;
5340 }
5341
5342 err = tg3_load_firmware_cpu(tp, cpu_base,
5343 cpu_scratch_base, cpu_scratch_size,
5344 &info);
5345 if (err)
5346 return err;
5347
5348 /* Now startup the cpu. */
5349 tw32(cpu_base + CPU_STATE, 0xffffffff);
5350 tw32_f(cpu_base + CPU_PC, info.text_base);
5351
5352 for (i = 0; i < 5; i++) {
5353 if (tr32(cpu_base + CPU_PC) == info.text_base)
5354 break;
5355 tw32(cpu_base + CPU_STATE, 0xffffffff);
5356 tw32(cpu_base + CPU_MODE, CPU_MODE_HALT);
5357 tw32_f(cpu_base + CPU_PC, info.text_base);
5358 udelay(1000);
5359 }
5360 if (i >= 5) {
5361 printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s "
5362 "to set CPU PC, is %08x should be %08x\n",
5363 tp->dev->name, tr32(cpu_base + CPU_PC),
5364 info.text_base);
5365 return -ENODEV;
5366 }
5367 tw32(cpu_base + CPU_STATE, 0xffffffff);
5368 tw32_f(cpu_base + CPU_MODE, 0x00000000);
5369 return 0;
5370}
5371
5372#endif /* TG3_TSO_SUPPORT != 0 */
5373
5374/* tp->lock is held. */
5375static void __tg3_set_mac_addr(struct tg3 *tp)
5376{
5377 u32 addr_high, addr_low;
5378 int i;
5379
5380 addr_high = ((tp->dev->dev_addr[0] << 8) |
5381 tp->dev->dev_addr[1]);
5382 addr_low = ((tp->dev->dev_addr[2] << 24) |
5383 (tp->dev->dev_addr[3] << 16) |
5384 (tp->dev->dev_addr[4] << 8) |
5385 (tp->dev->dev_addr[5] << 0));
5386 for (i = 0; i < 4; i++) {
5387 tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
5388 tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
5389 }
5390
5391 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
5392 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
5393 for (i = 0; i < 12; i++) {
5394 tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
5395 tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
5396 }
5397 }
5398
5399 addr_high = (tp->dev->dev_addr[0] +
5400 tp->dev->dev_addr[1] +
5401 tp->dev->dev_addr[2] +
5402 tp->dev->dev_addr[3] +
5403 tp->dev->dev_addr[4] +
5404 tp->dev->dev_addr[5]) &
5405 TX_BACKOFF_SEED_MASK;
5406 tw32(MAC_TX_BACKOFF_SEED, addr_high);
5407}
5408
5409static int tg3_set_mac_addr(struct net_device *dev, void *p)
5410{
5411 struct tg3 *tp = netdev_priv(dev);
5412 struct sockaddr *addr = p;
5413
f9804ddb
MC		 5414 if (!is_valid_ether_addr(addr->sa_data))
5415 return -EINVAL;
5416
1da177e4
LT		 5417 memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
5418
f47c11ee 5419 spin_lock_bh(&tp->lock);
1da177e4 5420 __tg3_set_mac_addr(tp);
f47c11ee 5421 spin_unlock_bh(&tp->lock);
1da177e4
LT		 5422
5423 return 0;
5424}
5425
5426/* tp->lock is held. */
5427static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr,
5428 dma_addr_t mapping, u32 maxlen_flags,
5429 u32 nic_addr)
5430{
5431 tg3_write_mem(tp,
5432 (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
5433 ((u64) mapping >> 32));
5434 tg3_write_mem(tp,
5435 (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
5436 ((u64) mapping & 0xffffffff));
5437 tg3_write_mem(tp,
5438 (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS),
5439 maxlen_flags);
5440
5441 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
5442 tg3_write_mem(tp,
5443 (bdinfo_addr + TG3_BDINFO_NIC_ADDR),
5444 nic_addr);
5445}
5446
5447static void __tg3_set_rx_mode(struct net_device *);
d244c892 5448static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
15f9850d
DM		 5449{
5450 tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs);
5451 tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs);
5452 tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames);
5453 tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames);
5454 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5455 tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq);
5456 tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq);
5457 }
5458 tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq);
5459 tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq);
5460 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5461 u32 val = ec->stats_block_coalesce_usecs;
5462
5463 if (!netif_carrier_ok(tp->dev))
5464 val = 0;
5465
5466 tw32(HOSTCC_STAT_COAL_TICKS, val);
5467 }
5468}
1da177e4
LT		 5469
5470/* tp->lock is held. */
5471static int tg3_reset_hw(struct tg3 *tp)
5472{
5473 u32 val, rdmac_mode;
5474 int i, err, limit;
5475
5476 tg3_disable_ints(tp);
5477
5478 tg3_stop_fw(tp);
5479
5480 tg3_write_sig_pre_reset(tp, RESET_KIND_INIT);
5481
5482 if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
e6de8ad1 5483 tg3_abort_hw(tp, 1);
1da177e4
LT		 5484 }
5485
5486 err = tg3_chip_reset(tp);
5487 if (err)
5488 return err;
5489
5490 tg3_write_sig_legacy(tp, RESET_KIND_INIT);
5491
5492 /* This works around an issue with Athlon chipsets on
5493 * B3 tigon3 silicon. This bit has no effect on any
5494 * other revision. But do not set this on PCI Express
5495 * chips.
5496 */
5497 if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
5498 tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
5499 tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
5500
5501 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
5502 (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
5503 val = tr32(TG3PCI_PCISTATE);
5504 val |= PCISTATE_RETRY_SAME_DMA;
5505 tw32(TG3PCI_PCISTATE, val);
5506 }
5507
5508 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) {
5509 /* Enable some hw fixes. */
5510 val = tr32(TG3PCI_MSI_DATA);
5511 val |= (1 << 26) | (1 << 28) | (1 << 29);
5512 tw32(TG3PCI_MSI_DATA, val);
5513 }
5514
5515 /* Descriptor ring init may make accesses to the
5516 * NIC SRAM area to setup the TX descriptors, so we
5517 * can only do this after the hardware has been
5518 * successfully reset.
5519 */
5520 tg3_init_rings(tp);
5521
5522 /* This value is determined during the probe time DMA
5523 * engine test, tg3_test_dma.
5524 */
5525 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
5526
5527 tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
5528 GRC_MODE_4X_NIC_SEND_RINGS |
5529 GRC_MODE_NO_TX_PHDR_CSUM |
5530 GRC_MODE_NO_RX_PHDR_CSUM);
5531 tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
5532 if (tp->tg3_flags & TG3_FLAG_NO_TX_PSEUDO_CSUM)
5533 tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
5534 if (tp->tg3_flags & TG3_FLAG_NO_RX_PSEUDO_CSUM)
5535 tp->grc_mode |= GRC_MODE_NO_RX_PHDR_CSUM;
5536
5537 tw32(GRC_MODE,
5538 tp->grc_mode |
5539 (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));
5540
5541 /* Setup the timer prescalar register. Clock is always 66Mhz. */
5542 val = tr32(GRC_MISC_CFG);
5543 val &= ~0xff;
5544 val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT);
5545 tw32(GRC_MISC_CFG, val);
5546
5547 /* Initialize MBUF/DESC pool. */
cbf46853 5548 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
1da177e4
LT		 5549 /* Do nothing. */
5550 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
5551 tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
5552 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
5553 tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
5554 else
5555 tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
5556 tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
5557 tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
5558 }
5559#if TG3_TSO_SUPPORT != 0
5560 else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
5561 int fw_len;
5562
5563 fw_len = (TG3_TSO5_FW_TEXT_LEN +
5564 TG3_TSO5_FW_RODATA_LEN +
5565 TG3_TSO5_FW_DATA_LEN +
5566 TG3_TSO5_FW_SBSS_LEN +
5567 TG3_TSO5_FW_BSS_LEN);
5568 fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1);
5569 tw32(BUFMGR_MB_POOL_ADDR,
5570 NIC_SRAM_MBUF_POOL_BASE5705 + fw_len);
5571 tw32(BUFMGR_MB_POOL_SIZE,
5572 NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
5573 }
5574#endif
5575
0f893dc6 5576 if (tp->dev->mtu <= ETH_DATA_LEN) {
1da177e4
LT		 5577 tw32(BUFMGR_MB_RDMA_LOW_WATER,
5578 tp->bufmgr_config.mbuf_read_dma_low_water);
5579 tw32(BUFMGR_MB_MACRX_LOW_WATER,
5580 tp->bufmgr_config.mbuf_mac_rx_low_water);
5581 tw32(BUFMGR_MB_HIGH_WATER,
5582 tp->bufmgr_config.mbuf_high_water);
5583 } else {
5584 tw32(BUFMGR_MB_RDMA_LOW_WATER,
5585 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
5586 tw32(BUFMGR_MB_MACRX_LOW_WATER,
5587 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
5588 tw32(BUFMGR_MB_HIGH_WATER,
5589 tp->bufmgr_config.mbuf_high_water_jumbo);
5590 }
5591 tw32(BUFMGR_DMA_LOW_WATER,
5592 tp->bufmgr_config.dma_low_water);
5593 tw32(BUFMGR_DMA_HIGH_WATER,
5594 tp->bufmgr_config.dma_high_water);
5595
5596 tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
5597 for (i = 0; i < 2000; i++) {
5598 if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
5599 break;
5600 udelay(10);
5601 }
5602 if (i >= 2000) {
5603 printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n",
5604 tp->dev->name);
5605 return -ENODEV;
5606 }
5607
5608 /* Setup replenish threshold. */
5609 tw32(RCVBDI_STD_THRESH, tp->rx_pending / 8);
5610
5611 /* Initialize TG3_BDINFO's at:
5612 * RCVDBDI_STD_BD: standard eth size rx ring
5613 * RCVDBDI_JUMBO_BD: jumbo frame rx ring
5614 * RCVDBDI_MINI_BD: small frame rx ring (??? does not work)
5615 *
5616 * like so:
5617 * TG3_BDINFO_HOST_ADDR: high/low parts of DMA address of ring
5618 * TG3_BDINFO_MAXLEN_FLAGS: (rx max buffer size << 16) |
5619 * ring attribute flags
5620 * TG3_BDINFO_NIC_ADDR: location of descriptors in nic SRAM
5621 *
5622 * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
5623 * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
5624 *
5625 * The size of each ring is fixed in the firmware, but the location is
5626 * configurable.
5627 */
5628 tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
5629 ((u64) tp->rx_std_mapping >> 32));
5630 tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
5631 ((u64) tp->rx_std_mapping & 0xffffffff));
5632 tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
5633 NIC_SRAM_RX_BUFFER_DESC);
5634
5635 /* Don't even try to program the JUMBO/MINI buffer descriptor
5636 * configs on 5705.
5637 */
5638 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
5639 tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
5640 RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
5641 } else {
5642 tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
5643 RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
5644
5645 tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,
5646 BDINFO_FLAGS_DISABLED);
5647
5648 /* Setup replenish threshold. */
5649 tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8);
5650
0f893dc6 5651 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
1da177e4
LT		 5652 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
5653 ((u64) tp->rx_jumbo_mapping >> 32));
5654 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
5655 ((u64) tp->rx_jumbo_mapping & 0xffffffff));
5656 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
5657 RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
5658 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
5659 NIC_SRAM_RX_JUMBO_BUFFER_DESC);
5660 } else {
5661 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
5662 BDINFO_FLAGS_DISABLED);
5663 }
5664
5665 }
5666
5667 /* There is only one send ring on 5705/5750, no need to explicitly
5668 * disable the others.
5669 */
5670 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5671 /* Clear out send RCB ring in SRAM. */
5672 for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
5673 tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
5674 BDINFO_FLAGS_DISABLED);
5675 }
5676
5677 tp->tx_prod = 0;
5678 tp->tx_cons = 0;
5679 tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
5680 tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
5681
5682 tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
5683 tp->tx_desc_mapping,
5684 (TG3_TX_RING_SIZE <<
5685 BDINFO_FLAGS_MAXLEN_SHIFT),
5686 NIC_SRAM_TX_BUFFER_DESC);
5687
5688 /* There is only one receive return ring on 5705/5750, no need
5689 * to explicitly disable the others.
5690 */
5691 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5692 for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK;
5693 i += TG3_BDINFO_SIZE) {
5694 tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
5695 BDINFO_FLAGS_DISABLED);
5696 }
5697 }
5698
5699 tp->rx_rcb_ptr = 0;
5700 tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
5701
5702 tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
5703 tp->rx_rcb_mapping,
5704 (TG3_RX_RCB_RING_SIZE(tp) <<
5705 BDINFO_FLAGS_MAXLEN_SHIFT),
5706 0);
5707
5708 tp->rx_std_ptr = tp->rx_pending;
5709 tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
5710 tp->rx_std_ptr);
5711
0f893dc6 5712 tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
1da177e4
LT		 5713 tp->rx_jumbo_pending : 0;
5714 tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
5715 tp->rx_jumbo_ptr);
5716
5717 /* Initialize MAC address and backoff seed. */
5718 __tg3_set_mac_addr(tp);
5719
5720 /* MTU + ethernet header + FCS + optional VLAN tag */
5721 tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
5722
5723 /* The slot time is changed by tg3_setup_phy if we
5724 * run at gigabit with half duplex.
5725 */
5726 tw32(MAC_TX_LENGTHS,
5727 (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
5728 (6 << TX_LENGTHS_IPG_SHIFT) |
5729 (32 << TX_LENGTHS_SLOT_TIME_SHIFT));
5730
5731 /* Receive rules. */
5732 tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS);
5733 tw32(RCVLPC_CONFIG, 0x0181);
5734
5735 /* Calculate RDMAC_MODE setting early, we need it to determine
5736 * the RCVLPC_STATE_ENABLE mask.
5737 */
5738 rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
5739 RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
5740 RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
5741 RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
5742 RDMAC_MODE_LNGREAD_ENAB);
5743 if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
5744 rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
85e94ced
MC		 5745
5746 /* If statement applies to 5705 and 5750 PCI devices only */
5747 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
5748 tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
5749 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) {
1da177e4
LT		 5750 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE &&
5751 (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
5752 tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
5753 rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128;
5754 } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
5755 !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
5756 rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
5757 }
5758 }
5759
85e94ced
MC		 5760 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
5761 rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
5762
1da177e4
LT		 5763#if TG3_TSO_SUPPORT != 0
5764 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
5765 rdmac_mode |= (1 << 27);
5766#endif
5767
5768 /* Receive/send statistics. */
5769 if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) &&
5770 (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
5771 val = tr32(RCVLPC_STATS_ENABLE);
5772 val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX;
5773 tw32(RCVLPC_STATS_ENABLE, val);
5774 } else {
5775 tw32(RCVLPC_STATS_ENABLE, 0xffffff);
5776 }
5777 tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE);
5778 tw32(SNDDATAI_STATSENAB, 0xffffff);
5779 tw32(SNDDATAI_STATSCTRL,
5780 (SNDDATAI_SCTRL_ENABLE |
5781 SNDDATAI_SCTRL_FASTUPD));
5782
5783 /* Setup host coalescing engine. */
5784 tw32(HOSTCC_MODE, 0);
5785 for (i = 0; i < 2000; i++) {
5786 if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
5787 break;
5788 udelay(10);
5789 }
5790
d244c892 5791 __tg3_set_coalesce(tp, &tp->coal);
1da177e4
LT		 5792
5793 /* set status block DMA address */
5794 tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
5795 ((u64) tp->status_mapping >> 32));
5796 tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
5797 ((u64) tp->status_mapping & 0xffffffff));
5798
5799 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5800 /* Status/statistics block address. See tg3_timer,
5801 * the tg3_periodic_fetch_stats call there, and
5802 * tg3_get_stats to see how this works for 5705/5750 chips.
5803 */
1da177e4
LT		 5804 tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
5805 ((u64) tp->stats_mapping >> 32));
5806 tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
5807 ((u64) tp->stats_mapping & 0xffffffff));
5808 tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK);
5809 tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK);
5810 }
5811
5812 tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode);
5813
5814 tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE);
5815 tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE);
5816 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
5817 tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE);
5818
5819 /* Clear statistics/status block in chip, and status block in ram. */
5820 for (i = NIC_SRAM_STATS_BLK;
5821 i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
5822 i += sizeof(u32)) {
5823 tg3_write_mem(tp, i, 0);
5824 udelay(40);
5825 }
5826 memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
5827
c94e3941
MC		 5828 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
5829 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
5830 /* reset to prevent losing 1st rx packet intermittently */
5831 tw32_f(MAC_RX_MODE, RX_MODE_RESET);
5832 udelay(10);
5833 }
5834
1da177e4
LT		 5835 tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
5836 MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
5837 tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);
5838 udelay(40);
5839
314fba34
MC		 5840 /* tp->grc_local_ctrl is partially set up during tg3_get_invariants().
5841 * If TG3_FLAG_EEPROM_WRITE_PROT is set, we should read the
5842 * register to preserve the GPIO settings for LOMs. The GPIOs,
5843 * whether used as inputs or outputs, are set by boot code after
5844 * reset.
5845 */
5846 if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
5847 u32 gpio_mask;
5848
5849 gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 |
5850 GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2;
3e7d83bc
MC		 5851
5852 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
5853 gpio_mask |= GRC_LCLCTRL_GPIO_OE3 |
5854 GRC_LCLCTRL_GPIO_OUTPUT3;
5855
314fba34
MC		 5856 tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
5857
5858 /* GPIO1 must be driven high for eeprom write protect */
1da177e4
LT		 5859 tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
5860 GRC_LCLCTRL_GPIO_OUTPUT1);
314fba34 5861 }
1da177e4
LT		 5862 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
5863 udelay(100);
5864
09ee929c 5865 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
fac9b83e 5866 tp->last_tag = 0;
1da177e4
LT		 5867
5868 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5869 tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
5870 udelay(40);
5871 }
5872
5873 val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
5874 WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
5875 WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
5876 WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
5877 WDMAC_MODE_LNGREAD_ENAB);
5878
85e94ced
MC		 5879 /* If statement applies to 5705 and 5750 PCI devices only */
5880 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
5881 tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
5882 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
1da177e4
LT		 5883 if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) &&
5884 (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
5885 tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
5886 /* nothing */
5887 } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
5888 !(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
5889 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
5890 val |= WDMAC_MODE_RX_ACCEL;
5891 }
5892 }
5893
5894 tw32_f(WDMAC_MODE, val);
5895 udelay(40);
5896
5897 if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) {
5898 val = tr32(TG3PCI_X_CAPS);
5899 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
5900 val &= ~PCIX_CAPS_BURST_MASK;
5901 val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
5902 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
5903 val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
5904 val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
5905 if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
5906 val |= (tp->split_mode_max_reqs <<
5907 PCIX_CAPS_SPLIT_SHIFT);
5908 }
5909 tw32(TG3PCI_X_CAPS, val);
5910 }
5911
5912 tw32_f(RDMAC_MODE, rdmac_mode);
5913 udelay(40);
5914
5915 tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE);
5916 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
5917 tw32(MBFREE_MODE, MBFREE_MODE_ENABLE);
5918 tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
5919 tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE);
5920 tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
5921 tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
5922 tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
5923#if TG3_TSO_SUPPORT != 0
5924 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
5925 tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
5926#endif
5927 tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
5928 tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
5929
5930 if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
5931 err = tg3_load_5701_a0_firmware_fix(tp);
5932 if (err)
5933 return err;
5934 }
5935
5936#if TG3_TSO_SUPPORT != 0
5937 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
5938 err = tg3_load_tso_firmware(tp);
5939 if (err)
5940 return err;
5941 }
5942#endif
5943
5944 tp->tx_mode = TX_MODE_ENABLE;
5945 tw32_f(MAC_TX_MODE, tp->tx_mode);
5946 udelay(100);
5947
5948 tp->rx_mode = RX_MODE_ENABLE;
5949 tw32_f(MAC_RX_MODE, tp->rx_mode);
5950 udelay(10);
5951
5952 if (tp->link_config.phy_is_low_power) {
5953 tp->link_config.phy_is_low_power = 0;
5954 tp->link_config.speed = tp->link_config.orig_speed;
5955 tp->link_config.duplex = tp->link_config.orig_duplex;
5956 tp->link_config.autoneg = tp->link_config.orig_autoneg;
5957 }
5958
5959 tp->mi_mode = MAC_MI_MODE_BASE;
5960 tw32_f(MAC_MI_MODE, tp->mi_mode);
5961 udelay(80);
5962
5963 tw32(MAC_LED_CTRL, tp->led_ctrl);
5964
5965 tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
c94e3941 5966 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
1da177e4
LT		 5967 tw32_f(MAC_RX_MODE, RX_MODE_RESET);
5968 udelay(10);
5969 }
5970 tw32_f(MAC_RX_MODE, tp->rx_mode);
5971 udelay(10);
5972
5973 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
5974 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) &&
5975 !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) {
5976 /* Set drive transmission level to 1.2V */
5977 /* only if the signal pre-emphasis bit is not set */
5978 val = tr32(MAC_SERDES_CFG);
5979 val &= 0xfffff000;
5980 val |= 0x880;
5981 tw32(MAC_SERDES_CFG, val);
5982 }
5983 if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
5984 tw32(MAC_SERDES_CFG, 0x616000);
5985 }
5986
5987 /* Prevent chip from dropping frames when flow control
5988 * is enabled.
5989 */
5990 tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
5991
5992 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
5993 (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
5994 /* Use hardware link auto-negotiation */
5995 tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG;
5996 }
5997
5998 err = tg3_setup_phy(tp, 1);
5999 if (err)
6000 return err;
6001
6002 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
6003 u32 tmp;
6004
6005 /* Clear CRC stats. */
6006 if (!tg3_readphy(tp, 0x1e, &tmp)) {
6007 tg3_writephy(tp, 0x1e, tmp | 0x8000);
6008 tg3_readphy(tp, 0x14, &tmp);
6009 }
6010 }
6011
6012 __tg3_set_rx_mode(tp->dev);
6013
6014 /* Initialize receive rules. */
6015 tw32(MAC_RCV_RULE_0, 0xc2000000 & RCV_RULE_DISABLE_MASK);
6016 tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
6017 tw32(MAC_RCV_RULE_1, 0x86000004 & RCV_RULE_DISABLE_MASK);
6018 tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);
6019
4cf78e4f 6020 if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
a4e2b347 6021 !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
1da177e4
LT		 6022 limit = 8;
6023 else
6024 limit = 16;
6025 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
6026 limit -= 4;
6027 switch (limit) {
6028 case 16:
6029 tw32(MAC_RCV_RULE_15, 0); tw32(MAC_RCV_VALUE_15, 0);
6030 case 15:
6031 tw32(MAC_RCV_RULE_14, 0); tw32(MAC_RCV_VALUE_14, 0);
6032 case 14:
6033 tw32(MAC_RCV_RULE_13, 0); tw32(MAC_RCV_VALUE_13, 0);
6034 case 13:
6035 tw32(MAC_RCV_RULE_12, 0); tw32(MAC_RCV_VALUE_12, 0);
6036 case 12:
6037 tw32(MAC_RCV_RULE_11, 0); tw32(MAC_RCV_VALUE_11, 0);
6038 case 11:
6039 tw32(MAC_RCV_RULE_10, 0); tw32(MAC_RCV_VALUE_10, 0);
6040 case 10:
6041 tw32(MAC_RCV_RULE_9, 0); tw32(MAC_RCV_VALUE_9, 0);
6042 case 9:
6043 tw32(MAC_RCV_RULE_8, 0); tw32(MAC_RCV_VALUE_8, 0);
6044 case 8:
6045 tw32(MAC_RCV_RULE_7, 0); tw32(MAC_RCV_VALUE_7, 0);
6046 case 7:
6047 tw32(MAC_RCV_RULE_6, 0); tw32(MAC_RCV_VALUE_6, 0);
6048 case 6:
6049 tw32(MAC_RCV_RULE_5, 0); tw32(MAC_RCV_VALUE_5, 0);
6050 case 5:
6051 tw32(MAC_RCV_RULE_4, 0); tw32(MAC_RCV_VALUE_4, 0);
6052 case 4:
6053 /* tw32(MAC_RCV_RULE_3, 0); tw32(MAC_RCV_VALUE_3, 0); */
6054 case 3:
6055 /* tw32(MAC_RCV_RULE_2, 0); tw32(MAC_RCV_VALUE_2, 0); */
6056 case 2:
6057 case 1:
6058
6059 default:
6060 break;
6061 };
6062
6063 tg3_write_sig_post_reset(tp, RESET_KIND_INIT);
6064
1da177e4
LT		 6065 return 0;
6066}
6067
6068/* Called at device open time to get the chip ready for
6069 * packet processing. Invoked with tp->lock held.
6070 */
6071static int tg3_init_hw(struct tg3 *tp)
6072{
6073 int err;
6074
6075 /* Force the chip into D0. */
6076 err = tg3_set_power_state(tp, 0);
6077 if (err)
6078 goto out;
6079
6080 tg3_switch_clocks(tp);
6081
6082 tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
6083
6084 err = tg3_reset_hw(tp);
6085
6086out:
6087 return err;
6088}
6089
6090#define TG3_STAT_ADD32(PSTAT, REG) \
6091do { u32 __val = tr32(REG); \
6092 (PSTAT)->low += __val; \
6093 if ((PSTAT)->low < __val) \
6094 (PSTAT)->high += 1; \
6095} while (0)
6096
6097static void tg3_periodic_fetch_stats(struct tg3 *tp)
6098{
6099 struct tg3_hw_stats *sp = tp->hw_stats;
6100
6101 if (!netif_carrier_ok(tp->dev))
6102 return;
6103
6104 TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS);
6105 TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS);
6106 TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT);
6107 TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT);
6108 TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS);
6109 TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS);
6110 TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS);
6111 TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED);
6112 TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL);
6113 TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL);
6114 TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST);
6115 TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST);
6116 TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST);
6117
6118 TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS);
6119 TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS);
6120 TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST);
6121 TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST);
6122 TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST);
6123 TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS);
6124 TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS);
6125 TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD);
6126 TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD);
6127 TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD);
6128 TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED);
6129 TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG);
6130 TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS);
6131 TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE);
6132}
6133
6134static void tg3_timer(unsigned long __opaque)
6135{
6136 struct tg3 *tp = (struct tg3 *) __opaque;
1da177e4 6137
f47c11ee 6138 spin_lock(&tp->lock);
1da177e4 6139
fac9b83e
DM		 6140 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
6141 /* All of this garbage is because when using non-tagged
6142 * IRQ status the mailbox/status_block protocol the chip
6143 * uses with the cpu is race prone.
6144 */
6145 if (tp->hw_status->status & SD_STATUS_UPDATED) {
6146 tw32(GRC_LOCAL_CTRL,
6147 tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
6148 } else {
6149 tw32(HOSTCC_MODE, tp->coalesce_mode |
6150 (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
6151 }
1da177e4 6152
fac9b83e
DM		 6153 if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
6154 tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER;
f47c11ee 6155 spin_unlock(&tp->lock);
fac9b83e
DM		 6156 schedule_work(&tp->reset_task);
6157 return;
6158 }
1da177e4
LT		 6159 }
6160
1da177e4
LT		 6161 /* This part only runs once per second. */
6162 if (!--tp->timer_counter) {
fac9b83e
DM		 6163 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
6164 tg3_periodic_fetch_stats(tp);
6165
1da177e4
LT		 6166 if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
6167 u32 mac_stat;
6168 int phy_event;
6169
6170 mac_stat = tr32(MAC_STATUS);
6171
6172 phy_event = 0;
6173 if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) {
6174 if (mac_stat & MAC_STATUS_MI_INTERRUPT)
6175 phy_event = 1;
6176 } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)
6177 phy_event = 1;
6178
6179 if (phy_event)
6180 tg3_setup_phy(tp, 0);
6181 } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) {
6182 u32 mac_stat = tr32(MAC_STATUS);
6183 int need_setup = 0;
6184
6185 if (netif_carrier_ok(tp->dev) &&
6186 (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) {
6187 need_setup = 1;
6188 }
6189 if (! netif_carrier_ok(tp->dev) &&
6190 (mac_stat & (MAC_STATUS_PCS_SYNCED |
6191 MAC_STATUS_SIGNAL_DET))) {
6192 need_setup = 1;
6193 }
6194 if (need_setup) {
6195 tw32_f(MAC_MODE,
6196 (tp->mac_mode &
6197 ~MAC_MODE_PORT_MODE_MASK));
6198 udelay(40);
6199 tw32_f(MAC_MODE, tp->mac_mode);
6200 udelay(40);
6201 tg3_setup_phy(tp, 0);
6202 }
747e8f8b
MC		 6203 } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
6204 tg3_serdes_parallel_detect(tp);
1da177e4
LT		 6205
6206 tp->timer_counter = tp->timer_multiplier;
6207 }
6208
28fbef78 6209 /* Heartbeat is only sent once every 2 seconds. */
1da177e4
LT		 6210 if (!--tp->asf_counter) {
6211 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
6212 u32 val;
6213
28fbef78
MC		 6214 tg3_write_mem_fast(tp, NIC_SRAM_FW_CMD_MBOX,
6215 FWCMD_NICDRV_ALIVE2);
6216 tg3_write_mem_fast(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
6217 /* 5 seconds timeout */
6218 tg3_write_mem_fast(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 5);
1da177e4
LT		 6219 val = tr32(GRC_RX_CPU_EVENT);
6220 val |= (1 << 14);
6221 tw32(GRC_RX_CPU_EVENT, val);
6222 }
6223 tp->asf_counter = tp->asf_multiplier;
6224 }
6225
f47c11ee 6226 spin_unlock(&tp->lock);
1da177e4
LT		 6227
6228 tp->timer.expires = jiffies + tp->timer_offset;
6229 add_timer(&tp->timer);
6230}
6231
7938109f
MC		 6232static int tg3_test_interrupt(struct tg3 *tp)
6233{
6234 struct net_device *dev = tp->dev;
6235 int err, i;
6236 u32 int_mbox = 0;
6237
d4bc3927
MC		 6238 if (!netif_running(dev))
6239 return -ENODEV;
6240
7938109f
MC		 6241 tg3_disable_ints(tp);
6242
6243 free_irq(tp->pdev->irq, dev);
6244
6245 err = request_irq(tp->pdev->irq, tg3_test_isr,
f4d0ee98 6246 SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
7938109f
MC		 6247 if (err)
6248 return err;
6249
38f3843e 6250 tp->hw_status->status &= ~SD_STATUS_UPDATED;
7938109f
MC		 6251 tg3_enable_ints(tp);
6252
6253 tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
6254 HOSTCC_MODE_NOW);
6255
6256 for (i = 0; i < 5; i++) {
09ee929c
MC		 6257 int_mbox = tr32_mailbox(MAILBOX_INTERRUPT_0 +
6258 TG3_64BIT_REG_LOW);
7938109f
MC		 6259 if (int_mbox != 0)
6260 break;
6261 msleep(10);
6262 }
6263
6264 tg3_disable_ints(tp);
6265
6266 free_irq(tp->pdev->irq, dev);
6267
6268 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
6269 err = request_irq(tp->pdev->irq, tg3_msi,
f4d0ee98 6270 SA_SAMPLE_RANDOM, dev->name, dev);
fac9b83e
DM		 6271 else {
6272 irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
6273 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
6274 fn = tg3_interrupt_tagged;
6275 err = request_irq(tp->pdev->irq, fn,
f4d0ee98 6276 SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
fac9b83e 6277 }
7938109f
MC		 6278
6279 if (err)
6280 return err;
6281
6282 if (int_mbox != 0)
6283 return 0;
6284
6285 return -EIO;
6286}
6287
6288/* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is
6289 * successfully restored
6290 */
6291static int tg3_test_msi(struct tg3 *tp)
6292{
6293 struct net_device *dev = tp->dev;
6294 int err;
6295 u16 pci_cmd;
6296
6297 if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI))
6298 return 0;
6299
6300 /* Turn off SERR reporting in case MSI terminates with Master
6301 * Abort.
6302 */
6303 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
6304 pci_write_config_word(tp->pdev, PCI_COMMAND,
6305 pci_cmd & ~PCI_COMMAND_SERR);
6306
6307 err = tg3_test_interrupt(tp);
6308
6309 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
6310
6311 if (!err)
6312 return 0;
6313
6314 /* other failures */
6315 if (err != -EIO)
6316 return err;
6317
6318 /* MSI test failed, go back to INTx mode */
6319 printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
6320 "switching to INTx mode. Please report this failure to "
6321 "the PCI maintainer and include system chipset information.\n",
6322 tp->dev->name);
6323
6324 free_irq(tp->pdev->irq, dev);
6325 pci_disable_msi(tp->pdev);
6326
6327 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6328
fac9b83e
DM		 6329 {
6330 irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
6331 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
6332 fn = tg3_interrupt_tagged;
7938109f 6333
fac9b83e
DM		 6334 err = request_irq(tp->pdev->irq, fn,
6335 SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
6336 }
7938109f
MC		 6337 if (err)
6338 return err;
6339
6340 /* Need to reset the chip because the MSI cycle may have terminated
6341 * with Master Abort.
6342 */
f47c11ee 6343 tg3_full_lock(tp, 1);
7938109f 6344
944d980e 6345 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7938109f
MC		 6346 err = tg3_init_hw(tp);
6347
f47c11ee 6348 tg3_full_unlock(tp);
7938109f
MC		 6349
6350 if (err)
6351 free_irq(tp->pdev->irq, dev);
6352
6353 return err;
6354}
6355
1da177e4
LT		 6356static int tg3_open(struct net_device *dev)
6357{
6358 struct tg3 *tp = netdev_priv(dev);
6359 int err;
6360
f47c11ee 6361 tg3_full_lock(tp, 0);
1da177e4
LT		 6362
6363 tg3_disable_ints(tp);
6364 tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
6365
f47c11ee 6366 tg3_full_unlock(tp);
1da177e4
LT		 6367
6368 /* The placement of this call is tied
6369 * to the setup and use of Host TX descriptors.
6370 */
6371 err = tg3_alloc_consistent(tp);
6372 if (err)
6373 return err;
6374
88b06bc2
MC		 6375 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
6376 (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) &&
6377 (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX)) {
fac9b83e
DM		 6378 /* All MSI supporting chips should support tagged
6379 * status. Assert that this is the case.
6380 */
6381 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
6382 printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
6383 "Not using MSI.\n", tp->dev->name);
6384 } else if (pci_enable_msi(tp->pdev) == 0) {
88b06bc2
MC		 6385 u32 msi_mode;
6386
6387 msi_mode = tr32(MSGINT_MODE);
6388 tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
6389 tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
6390 }
6391 }
6392 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
6393 err = request_irq(tp->pdev->irq, tg3_msi,
f4d0ee98 6394 SA_SAMPLE_RANDOM, dev->name, dev);
fac9b83e
DM		 6395 else {
6396 irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
6397 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
6398 fn = tg3_interrupt_tagged;
6399
6400 err = request_irq(tp->pdev->irq, fn,
f4d0ee98 6401 SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
fac9b83e 6402 }
1da177e4
LT		 6403
6404 if (err) {
88b06bc2
MC		 6405 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6406 pci_disable_msi(tp->pdev);
6407 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6408 }
1da177e4
LT		 6409 tg3_free_consistent(tp);
6410 return err;
6411 }
6412
f47c11ee 6413 tg3_full_lock(tp, 0);
1da177e4
LT		 6414
6415 err = tg3_init_hw(tp);
6416 if (err) {
944d980e 6417 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 6418 tg3_free_rings(tp);
6419 } else {
fac9b83e
DM		 6420 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
6421 tp->timer_offset = HZ;
6422 else
6423 tp->timer_offset = HZ / 10;
6424
6425 BUG_ON(tp->timer_offset > HZ);
6426 tp->timer_counter = tp->timer_multiplier =
6427 (HZ / tp->timer_offset);
6428 tp->asf_counter = tp->asf_multiplier =
28fbef78 6429 ((HZ / tp->timer_offset) * 2);
1da177e4
LT		 6430
6431 init_timer(&tp->timer);
6432 tp->timer.expires = jiffies + tp->timer_offset;
6433 tp->timer.data = (unsigned long) tp;
6434 tp->timer.function = tg3_timer;
1da177e4
LT		 6435 }
6436
f47c11ee 6437 tg3_full_unlock(tp);
1da177e4
LT		 6438
6439 if (err) {
88b06bc2
MC		 6440 free_irq(tp->pdev->irq, dev);
6441 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6442 pci_disable_msi(tp->pdev);
6443 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6444 }
1da177e4
LT		 6445 tg3_free_consistent(tp);
6446 return err;
6447 }
6448
7938109f
MC		 6449 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6450 err = tg3_test_msi(tp);
fac9b83e 6451
7938109f 6452 if (err) {
f47c11ee 6453 tg3_full_lock(tp, 0);
7938109f
MC		 6454
6455 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6456 pci_disable_msi(tp->pdev);
6457 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6458 }
944d980e 6459 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7938109f
MC		 6460 tg3_free_rings(tp);
6461 tg3_free_consistent(tp);
6462
f47c11ee 6463 tg3_full_unlock(tp);
7938109f
MC		 6464
6465 return err;
6466 }
6467 }
6468
f47c11ee 6469 tg3_full_lock(tp, 0);
1da177e4 6470
7938109f
MC		 6471 add_timer(&tp->timer);
6472 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
1da177e4
LT		 6473 tg3_enable_ints(tp);
6474
f47c11ee 6475 tg3_full_unlock(tp);
1da177e4
LT		 6476
6477 netif_start_queue(dev);
6478
6479 return 0;
6480}
6481
6482#if 0
6483/*static*/ void tg3_dump_state(struct tg3 *tp)
6484{
6485 u32 val32, val32_2, val32_3, val32_4, val32_5;
6486 u16 val16;
6487 int i;
6488
6489 pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
6490 pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
6491 printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n",
6492 val16, val32);
6493
6494 /* MAC block */
6495 printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n",
6496 tr32(MAC_MODE), tr32(MAC_STATUS));
6497 printk(" MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n",
6498 tr32(MAC_EVENT), tr32(MAC_LED_CTRL));
6499 printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n",
6500 tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS));
6501 printk(" MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n",
6502 tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS));
6503
6504 /* Send data initiator control block */
6505 printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n",
6506 tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS));
6507 printk(" SNDDATAI_STATSCTRL[%08x]\n",
6508 tr32(SNDDATAI_STATSCTRL));
6509
6510 /* Send data completion control block */
6511 printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE));
6512
6513 /* Send BD ring selector block */
6514 printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n",
6515 tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS));
6516
6517 /* Send BD initiator control block */
6518 printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n",
6519 tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS));
6520
6521 /* Send BD completion control block */
6522 printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE));
6523
6524 /* Receive list placement control block */
6525 printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n",
6526 tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS));
6527 printk(" RCVLPC_STATSCTRL[%08x]\n",
6528 tr32(RCVLPC_STATSCTRL));
6529
6530 /* Receive data and receive BD initiator control block */
6531 printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n",
6532 tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS));
6533
6534 /* Receive data completion control block */
6535 printk("DEBUG: RCVDCC_MODE[%08x]\n",
6536 tr32(RCVDCC_MODE));
6537
6538 /* Receive BD initiator control block */
6539 printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n",
6540 tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS));
6541
6542 /* Receive BD completion control block */
6543 printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n",
6544 tr32(RCVCC_MODE), tr32(RCVCC_STATUS));
6545
6546 /* Receive list selector control block */
6547 printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n",
6548 tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS));
6549
6550 /* Mbuf cluster free block */
6551 printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n",
6552 tr32(MBFREE_MODE), tr32(MBFREE_STATUS));
6553
6554 /* Host coalescing control block */
6555 printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n",
6556 tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS));
6557 printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n",
6558 tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
6559 tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
6560 printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n",
6561 tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
6562 tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
6563 printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n",
6564 tr32(HOSTCC_STATS_BLK_NIC_ADDR));
6565 printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n",
6566 tr32(HOSTCC_STATUS_BLK_NIC_ADDR));
6567
6568 /* Memory arbiter control block */
6569 printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n",
6570 tr32(MEMARB_MODE), tr32(MEMARB_STATUS));
6571
6572 /* Buffer manager control block */
6573 printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n",
6574 tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS));
6575 printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n",
6576 tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE));
6577 printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] "
6578 "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n",
6579 tr32(BUFMGR_DMA_DESC_POOL_ADDR),
6580 tr32(BUFMGR_DMA_DESC_POOL_SIZE));
6581
6582 /* Read DMA control block */
6583 printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n",
6584 tr32(RDMAC_MODE), tr32(RDMAC_STATUS));
6585
6586 /* Write DMA control block */
6587 printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n",
6588 tr32(WDMAC_MODE), tr32(WDMAC_STATUS));
6589
6590 /* DMA completion block */
6591 printk("DEBUG: DMAC_MODE[%08x]\n",
6592 tr32(DMAC_MODE));
6593
6594 /* GRC block */
6595 printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n",
6596 tr32(GRC_MODE), tr32(GRC_MISC_CFG));
6597 printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n",
6598 tr32(GRC_LOCAL_CTRL));
6599
6600 /* TG3_BDINFOs */
6601 printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n",
6602 tr32(RCVDBDI_JUMBO_BD + 0x0),
6603 tr32(RCVDBDI_JUMBO_BD + 0x4),
6604 tr32(RCVDBDI_JUMBO_BD + 0x8),
6605 tr32(RCVDBDI_JUMBO_BD + 0xc));
6606 printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n",
6607 tr32(RCVDBDI_STD_BD + 0x0),
6608 tr32(RCVDBDI_STD_BD + 0x4),
6609 tr32(RCVDBDI_STD_BD + 0x8),
6610 tr32(RCVDBDI_STD_BD + 0xc));
6611 printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n",
6612 tr32(RCVDBDI_MINI_BD + 0x0),
6613 tr32(RCVDBDI_MINI_BD + 0x4),
6614 tr32(RCVDBDI_MINI_BD + 0x8),
6615 tr32(RCVDBDI_MINI_BD + 0xc));
6616
6617 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32);
6618 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2);
6619 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3);
6620 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4);
6621 printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n",
6622 val32, val32_2, val32_3, val32_4);
6623
6624 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32);
6625 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2);
6626 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3);
6627 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4);
6628 printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n",
6629 val32, val32_2, val32_3, val32_4);
6630
6631 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32);
6632 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2);
6633 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3);
6634 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4);
6635 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5);
6636 printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n",
6637 val32, val32_2, val32_3, val32_4, val32_5);
6638
6639 /* SW status block */
6640 printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
6641 tp->hw_status->status,
6642 tp->hw_status->status_tag,
6643 tp->hw_status->rx_jumbo_consumer,
6644 tp->hw_status->rx_consumer,
6645 tp->hw_status->rx_mini_consumer,
6646 tp->hw_status->idx[0].rx_producer,
6647 tp->hw_status->idx[0].tx_consumer);
6648
6649 /* SW statistics block */
6650 printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
6651 ((u32 *)tp->hw_stats)[0],
6652 ((u32 *)tp->hw_stats)[1],
6653 ((u32 *)tp->hw_stats)[2],
6654 ((u32 *)tp->hw_stats)[3]);
6655
6656 /* Mailboxes */
6657 printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n",
09ee929c
MC		 6658 tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0),
6659 tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4),
6660 tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0),
6661 tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4));
1da177e4
LT		 6662
6663 /* NIC side send descriptors. */
6664 for (i = 0; i < 6; i++) {
6665 unsigned long txd;
6666
6667 txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC
6668 + (i * sizeof(struct tg3_tx_buffer_desc));
6669 printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n",
6670 i,
6671 readl(txd + 0x0), readl(txd + 0x4),
6672 readl(txd + 0x8), readl(txd + 0xc));
6673 }
6674
6675 /* NIC side RX descriptors. */
6676 for (i = 0; i < 6; i++) {
6677 unsigned long rxd;
6678
6679 rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC
6680 + (i * sizeof(struct tg3_rx_buffer_desc));
6681 printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n",
6682 i,
6683 readl(rxd + 0x0), readl(rxd + 0x4),
6684 readl(rxd + 0x8), readl(rxd + 0xc));
6685 rxd += (4 * sizeof(u32));
6686 printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n",
6687 i,
6688 readl(rxd + 0x0), readl(rxd + 0x4),
6689 readl(rxd + 0x8), readl(rxd + 0xc));
6690 }
6691
6692 for (i = 0; i < 6; i++) {
6693 unsigned long rxd;
6694
6695 rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC
6696 + (i * sizeof(struct tg3_rx_buffer_desc));
6697 printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n",
6698 i,
6699 readl(rxd + 0x0), readl(rxd + 0x4),
6700 readl(rxd + 0x8), readl(rxd + 0xc));
6701 rxd += (4 * sizeof(u32));
6702 printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n",
6703 i,
6704 readl(rxd + 0x0), readl(rxd + 0x4),
6705 readl(rxd + 0x8), readl(rxd + 0xc));
6706 }
6707}
6708#endif
6709
6710static struct net_device_stats *tg3_get_stats(struct net_device *);
6711static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *);
6712
6713static int tg3_close(struct net_device *dev)
6714{
6715 struct tg3 *tp = netdev_priv(dev);
6716
6717 netif_stop_queue(dev);
6718
6719 del_timer_sync(&tp->timer);
6720
f47c11ee 6721 tg3_full_lock(tp, 1);
1da177e4
LT		 6722#if 0
6723 tg3_dump_state(tp);
6724#endif
6725
6726 tg3_disable_ints(tp);
6727
944d980e 6728 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 6729 tg3_free_rings(tp);
6730 tp->tg3_flags &=
6731 ~(TG3_FLAG_INIT_COMPLETE |
6732 TG3_FLAG_GOT_SERDES_FLOWCTL);
6733 netif_carrier_off(tp->dev);
6734
f47c11ee 6735 tg3_full_unlock(tp);
1da177e4 6736
88b06bc2
MC		 6737 free_irq(tp->pdev->irq, dev);
6738 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6739 pci_disable_msi(tp->pdev);
6740 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6741 }
1da177e4
LT		 6742
6743 memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
6744 sizeof(tp->net_stats_prev));
6745 memcpy(&tp->estats_prev, tg3_get_estats(tp),
6746 sizeof(tp->estats_prev));
6747
6748 tg3_free_consistent(tp);
6749
6750 return 0;
6751}
6752
6753static inline unsigned long get_stat64(tg3_stat64_t *val)
6754{
6755 unsigned long ret;
6756
6757#if (BITS_PER_LONG == 32)
6758 ret = val->low;
6759#else
6760 ret = ((u64)val->high << 32) | ((u64)val->low);
6761#endif
6762 return ret;
6763}
6764
6765static unsigned long calc_crc_errors(struct tg3 *tp)
6766{
6767 struct tg3_hw_stats *hw_stats = tp->hw_stats;
6768
6769 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
6770 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
6771 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
1da177e4
LT		 6772 u32 val;
6773
f47c11ee 6774 spin_lock_bh(&tp->lock);
1da177e4
LT		 6775 if (!tg3_readphy(tp, 0x1e, &val)) {
6776 tg3_writephy(tp, 0x1e, val | 0x8000);
6777 tg3_readphy(tp, 0x14, &val);
6778 } else
6779 val = 0;
f47c11ee 6780 spin_unlock_bh(&tp->lock);
1da177e4
LT		 6781
6782 tp->phy_crc_errors += val;
6783
6784 return tp->phy_crc_errors;
6785 }
6786
6787 return get_stat64(&hw_stats->rx_fcs_errors);
6788}
6789
6790#define ESTAT_ADD(member) \
6791 estats->member = old_estats->member + \
6792 get_stat64(&hw_stats->member)
6793
6794static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
6795{
6796 struct tg3_ethtool_stats *estats = &tp->estats;
6797 struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
6798 struct tg3_hw_stats *hw_stats = tp->hw_stats;
6799
6800 if (!hw_stats)
6801 return old_estats;
6802
6803 ESTAT_ADD(rx_octets);
6804 ESTAT_ADD(rx_fragments);
6805 ESTAT_ADD(rx_ucast_packets);
6806 ESTAT_ADD(rx_mcast_packets);
6807 ESTAT_ADD(rx_bcast_packets);
6808 ESTAT_ADD(rx_fcs_errors);
6809 ESTAT_ADD(rx_align_errors);
6810 ESTAT_ADD(rx_xon_pause_rcvd);
6811 ESTAT_ADD(rx_xoff_pause_rcvd);
6812 ESTAT_ADD(rx_mac_ctrl_rcvd);
6813 ESTAT_ADD(rx_xoff_entered);
6814 ESTAT_ADD(rx_frame_too_long_errors);
6815 ESTAT_ADD(rx_jabbers);
6816 ESTAT_ADD(rx_undersize_packets);
6817 ESTAT_ADD(rx_in_length_errors);
6818 ESTAT_ADD(rx_out_length_errors);
6819 ESTAT_ADD(rx_64_or_less_octet_packets);
6820 ESTAT_ADD(rx_65_to_127_octet_packets);
6821 ESTAT_ADD(rx_128_to_255_octet_packets);
6822 ESTAT_ADD(rx_256_to_511_octet_packets);
6823 ESTAT_ADD(rx_512_to_1023_octet_packets);
6824 ESTAT_ADD(rx_1024_to_1522_octet_packets);
6825 ESTAT_ADD(rx_1523_to_2047_octet_packets);
6826 ESTAT_ADD(rx_2048_to_4095_octet_packets);
6827 ESTAT_ADD(rx_4096_to_8191_octet_packets);
6828 ESTAT_ADD(rx_8192_to_9022_octet_packets);
6829
6830 ESTAT_ADD(tx_octets);
6831 ESTAT_ADD(tx_collisions);
6832 ESTAT_ADD(tx_xon_sent);
6833 ESTAT_ADD(tx_xoff_sent);
6834 ESTAT_ADD(tx_flow_control);
6835 ESTAT_ADD(tx_mac_errors);
6836 ESTAT_ADD(tx_single_collisions);
6837 ESTAT_ADD(tx_mult_collisions);
6838 ESTAT_ADD(tx_deferred);
6839 ESTAT_ADD(tx_excessive_collisions);
6840 ESTAT_ADD(tx_late_collisions);
6841 ESTAT_ADD(tx_collide_2times);
6842 ESTAT_ADD(tx_collide_3times);
6843 ESTAT_ADD(tx_collide_4times);
6844 ESTAT_ADD(tx_collide_5times);
6845 ESTAT_ADD(tx_collide_6times);
6846 ESTAT_ADD(tx_collide_7times);
6847 ESTAT_ADD(tx_collide_8times);
6848 ESTAT_ADD(tx_collide_9times);
6849 ESTAT_ADD(tx_collide_10times);
6850 ESTAT_ADD(tx_collide_11times);
6851 ESTAT_ADD(tx_collide_12times);
6852 ESTAT_ADD(tx_collide_13times);
6853 ESTAT_ADD(tx_collide_14times);
6854 ESTAT_ADD(tx_collide_15times);
6855 ESTAT_ADD(tx_ucast_packets);
6856 ESTAT_ADD(tx_mcast_packets);
6857 ESTAT_ADD(tx_bcast_packets);
6858 ESTAT_ADD(tx_carrier_sense_errors);
6859 ESTAT_ADD(tx_discards);
6860 ESTAT_ADD(tx_errors);
6861
6862 ESTAT_ADD(dma_writeq_full);
6863 ESTAT_ADD(dma_write_prioq_full);
6864 ESTAT_ADD(rxbds_empty);
6865 ESTAT_ADD(rx_discards);
6866 ESTAT_ADD(rx_errors);
6867 ESTAT_ADD(rx_threshold_hit);
6868
6869 ESTAT_ADD(dma_readq_full);
6870 ESTAT_ADD(dma_read_prioq_full);
6871 ESTAT_ADD(tx_comp_queue_full);
6872
6873 ESTAT_ADD(ring_set_send_prod_index);
6874 ESTAT_ADD(ring_status_update);
6875 ESTAT_ADD(nic_irqs);
6876 ESTAT_ADD(nic_avoided_irqs);
6877 ESTAT_ADD(nic_tx_threshold_hit);
6878
6879 return estats;
6880}
6881
6882static struct net_device_stats *tg3_get_stats(struct net_device *dev)
6883{
6884 struct tg3 *tp = netdev_priv(dev);
6885 struct net_device_stats *stats = &tp->net_stats;
6886 struct net_device_stats *old_stats = &tp->net_stats_prev;
6887 struct tg3_hw_stats *hw_stats = tp->hw_stats;
6888
6889 if (!hw_stats)
6890 return old_stats;
6891
6892 stats->rx_packets = old_stats->rx_packets +
6893 get_stat64(&hw_stats->rx_ucast_packets) +
6894 get_stat64(&hw_stats->rx_mcast_packets) +
6895 get_stat64(&hw_stats->rx_bcast_packets);
6896
6897 stats->tx_packets = old_stats->tx_packets +
6898 get_stat64(&hw_stats->tx_ucast_packets) +
6899 get_stat64(&hw_stats->tx_mcast_packets) +
6900 get_stat64(&hw_stats->tx_bcast_packets);
6901
6902 stats->rx_bytes = old_stats->rx_bytes +
6903 get_stat64(&hw_stats->rx_octets);
6904 stats->tx_bytes = old_stats->tx_bytes +
6905 get_stat64(&hw_stats->tx_octets);
6906
6907 stats->rx_errors = old_stats->rx_errors +
4f63b877 6908 get_stat64(&hw_stats->rx_errors);
1da177e4
LT		 6909 stats->tx_errors = old_stats->tx_errors +
6910 get_stat64(&hw_stats->tx_errors) +
6911 get_stat64(&hw_stats->tx_mac_errors) +
6912 get_stat64(&hw_stats->tx_carrier_sense_errors) +
6913 get_stat64(&hw_stats->tx_discards);
6914
6915 stats->multicast = old_stats->multicast +
6916 get_stat64(&hw_stats->rx_mcast_packets);
6917 stats->collisions = old_stats->collisions +
6918 get_stat64(&hw_stats->tx_collisions);
6919
6920 stats->rx_length_errors = old_stats->rx_length_errors +
6921 get_stat64(&hw_stats->rx_frame_too_long_errors) +
6922 get_stat64(&hw_stats->rx_undersize_packets);
6923
6924 stats->rx_over_errors = old_stats->rx_over_errors +
6925 get_stat64(&hw_stats->rxbds_empty);
6926 stats->rx_frame_errors = old_stats->rx_frame_errors +
6927 get_stat64(&hw_stats->rx_align_errors);
6928 stats->tx_aborted_errors = old_stats->tx_aborted_errors +
6929 get_stat64(&hw_stats->tx_discards);
6930 stats->tx_carrier_errors = old_stats->tx_carrier_errors +
6931 get_stat64(&hw_stats->tx_carrier_sense_errors);
6932
6933 stats->rx_crc_errors = old_stats->rx_crc_errors +
6934 calc_crc_errors(tp);
6935
4f63b877
JL		 6936 stats->rx_missed_errors = old_stats->rx_missed_errors +
6937 get_stat64(&hw_stats->rx_discards);
6938
1da177e4
LT		 6939 return stats;
6940}
6941
6942static inline u32 calc_crc(unsigned char *buf, int len)
6943{
6944 u32 reg;
6945 u32 tmp;
6946 int j, k;
6947
6948 reg = 0xffffffff;
6949
6950 for (j = 0; j < len; j++) {
6951 reg ^= buf[j];
6952
6953 for (k = 0; k < 8; k++) {
6954 tmp = reg & 0x01;
6955
6956 reg >>= 1;
6957
6958 if (tmp) {
6959 reg ^= 0xedb88320;
6960 }
6961 }
6962 }
6963
6964 return ~reg;
6965}
6966
6967static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all)
6968{
6969 /* accept or reject all multicast frames */
6970 tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0);
6971 tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0);
6972 tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0);
6973 tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0);
6974}
6975
6976static void __tg3_set_rx_mode(struct net_device *dev)
6977{
6978 struct tg3 *tp = netdev_priv(dev);
6979 u32 rx_mode;
6980
6981 rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC |
6982 RX_MODE_KEEP_VLAN_TAG);
6983
6984 /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG
6985 * flag clear.
6986 */
6987#if TG3_VLAN_TAG_USED
6988 if (!tp->vlgrp &&
6989 !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
6990 rx_mode |= RX_MODE_KEEP_VLAN_TAG;
6991#else
6992 /* By definition, VLAN is disabled always in this
6993 * case.
6994 */
6995 if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
6996 rx_mode |= RX_MODE_KEEP_VLAN_TAG;
6997#endif
6998
6999 if (dev->flags & IFF_PROMISC) {
7000 /* Promiscuous mode. */
7001 rx_mode |= RX_MODE_PROMISC;
7002 } else if (dev->flags & IFF_ALLMULTI) {
7003 /* Accept all multicast. */
7004 tg3_set_multi (tp, 1);
7005 } else if (dev->mc_count < 1) {
7006 /* Reject all multicast. */
7007 tg3_set_multi (tp, 0);
7008 } else {
7009 /* Accept one or more multicast(s). */
7010 struct dev_mc_list *mclist;
7011 unsigned int i;
7012 u32 mc_filter[4] = { 0, };
7013 u32 regidx;
7014 u32 bit;
7015 u32 crc;
7016
7017 for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
7018 i++, mclist = mclist->next) {
7019
7020 crc = calc_crc (mclist->dmi_addr, ETH_ALEN);
7021 bit = ~crc & 0x7f;
7022 regidx = (bit & 0x60) >> 5;
7023 bit &= 0x1f;
7024 mc_filter[regidx] |= (1 << bit);
7025 }
7026
7027 tw32(MAC_HASH_REG_0, mc_filter[0]);
7028 tw32(MAC_HASH_REG_1, mc_filter[1]);
7029 tw32(MAC_HASH_REG_2, mc_filter[2]);
7030 tw32(MAC_HASH_REG_3, mc_filter[3]);
7031 }
7032
7033 if (rx_mode != tp->rx_mode) {
7034 tp->rx_mode = rx_mode;
7035 tw32_f(MAC_RX_MODE, rx_mode);
7036 udelay(10);
7037 }
7038}
7039
7040static void tg3_set_rx_mode(struct net_device *dev)
7041{
7042 struct tg3 *tp = netdev_priv(dev);
7043
f47c11ee 7044 tg3_full_lock(tp, 0);
1da177e4 7045 __tg3_set_rx_mode(dev);
f47c11ee 7046 tg3_full_unlock(tp);
1da177e4
LT		 7047}
7048
7049#define TG3_REGDUMP_LEN (32 * 1024)
7050
7051static int tg3_get_regs_len(struct net_device *dev)
7052{
7053 return TG3_REGDUMP_LEN;
7054}
7055
7056static void tg3_get_regs(struct net_device *dev,
7057 struct ethtool_regs *regs, void *_p)
7058{
7059 u32 *p = _p;
7060 struct tg3 *tp = netdev_priv(dev);
7061 u8 *orig_p = _p;
7062 int i;
7063
7064 regs->version = 0;
7065
7066 memset(p, 0, TG3_REGDUMP_LEN);
7067
f47c11ee 7068 tg3_full_lock(tp, 0);
1da177e4
LT		 7069
7070#define __GET_REG32(reg) (*(p)++ = tr32(reg))
7071#define GET_REG32_LOOP(base,len) \
7072do { p = (u32 *)(orig_p + (base)); \
7073 for (i = 0; i < len; i += 4) \
7074 __GET_REG32((base) + i); \
7075} while (0)
7076#define GET_REG32_1(reg) \
7077do { p = (u32 *)(orig_p + (reg)); \
7078 __GET_REG32((reg)); \
7079} while (0)
7080
7081 GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0);
7082 GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200);
7083 GET_REG32_LOOP(MAC_MODE, 0x4f0);
7084 GET_REG32_LOOP(SNDDATAI_MODE, 0xe0);
7085 GET_REG32_1(SNDDATAC_MODE);
7086 GET_REG32_LOOP(SNDBDS_MODE, 0x80);
7087 GET_REG32_LOOP(SNDBDI_MODE, 0x48);
7088 GET_REG32_1(SNDBDC_MODE);
7089 GET_REG32_LOOP(RCVLPC_MODE, 0x20);
7090 GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c);
7091 GET_REG32_LOOP(RCVDBDI_MODE, 0x0c);
7092 GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c);
7093 GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44);
7094 GET_REG32_1(RCVDCC_MODE);
7095 GET_REG32_LOOP(RCVBDI_MODE, 0x20);
7096 GET_REG32_LOOP(RCVCC_MODE, 0x14);
7097 GET_REG32_LOOP(RCVLSC_MODE, 0x08);
7098 GET_REG32_1(MBFREE_MODE);
7099 GET_REG32_LOOP(HOSTCC_MODE, 0x100);
7100 GET_REG32_LOOP(MEMARB_MODE, 0x10);
7101 GET_REG32_LOOP(BUFMGR_MODE, 0x58);
7102 GET_REG32_LOOP(RDMAC_MODE, 0x08);
7103 GET_REG32_LOOP(WDMAC_MODE, 0x08);
7104 GET_REG32_LOOP(RX_CPU_BASE, 0x280);
7105 GET_REG32_LOOP(TX_CPU_BASE, 0x280);
7106 GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110);
7107 GET_REG32_LOOP(FTQ_RESET, 0x120);
7108 GET_REG32_LOOP(MSGINT_MODE, 0x0c);
7109 GET_REG32_1(DMAC_MODE);
7110 GET_REG32_LOOP(GRC_MODE, 0x4c);
7111 if (tp->tg3_flags & TG3_FLAG_NVRAM)
7112 GET_REG32_LOOP(NVRAM_CMD, 0x24);
7113
7114#undef __GET_REG32
7115#undef GET_REG32_LOOP
7116#undef GET_REG32_1
7117
f47c11ee 7118 tg3_full_unlock(tp);
1da177e4
LT		 7119}
7120
7121static int tg3_get_eeprom_len(struct net_device *dev)
7122{
7123 struct tg3 *tp = netdev_priv(dev);
7124
7125 return tp->nvram_size;
7126}
7127
7128static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
7129
7130static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
7131{
7132 struct tg3 *tp = netdev_priv(dev);
7133 int ret;
7134 u8 *pd;
7135 u32 i, offset, len, val, b_offset, b_count;
7136
7137 offset = eeprom->offset;
7138 len = eeprom->len;
7139 eeprom->len = 0;
7140
7141 eeprom->magic = TG3_EEPROM_MAGIC;
7142
7143 if (offset & 3) {
7144 /* adjustments to start on required 4 byte boundary */
7145 b_offset = offset & 3;
7146 b_count = 4 - b_offset;
7147 if (b_count > len) {
7148 /* i.e. offset=1 len=2 */
7149 b_count = len;
7150 }
7151 ret = tg3_nvram_read(tp, offset-b_offset, &val);
7152 if (ret)
7153 return ret;
7154 val = cpu_to_le32(val);
7155 memcpy(data, ((char*)&val) + b_offset, b_count);
7156 len -= b_count;
7157 offset += b_count;
7158 eeprom->len += b_count;
7159 }
7160
7161 /* read bytes upto the last 4 byte boundary */
7162 pd = &data[eeprom->len];
7163 for (i = 0; i < (len - (len & 3)); i += 4) {
7164 ret = tg3_nvram_read(tp, offset + i, &val);
7165 if (ret) {
7166 eeprom->len += i;
7167 return ret;
7168 }
7169 val = cpu_to_le32(val);
7170 memcpy(pd + i, &val, 4);
7171 }
7172 eeprom->len += i;
7173
7174 if (len & 3) {
7175 /* read last bytes not ending on 4 byte boundary */
7176 pd = &data[eeprom->len];
7177 b_count = len & 3;
7178 b_offset = offset + len - b_count;
7179 ret = tg3_nvram_read(tp, b_offset, &val);
7180 if (ret)
7181 return ret;
7182 val = cpu_to_le32(val);
7183 memcpy(pd, ((char*)&val), b_count);
7184 eeprom->len += b_count;
7185 }
7186 return 0;
7187}
7188
7189static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf);
7190
7191static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
7192{
7193 struct tg3 *tp = netdev_priv(dev);
7194 int ret;
7195 u32 offset, len, b_offset, odd_len, start, end;
7196 u8 *buf;
7197
7198 if (eeprom->magic != TG3_EEPROM_MAGIC)
7199 return -EINVAL;
7200
7201 offset = eeprom->offset;
7202 len = eeprom->len;
7203
7204 if ((b_offset = (offset & 3))) {
7205 /* adjustments to start on required 4 byte boundary */
7206 ret = tg3_nvram_read(tp, offset-b_offset, &start);
7207 if (ret)
7208 return ret;
7209 start = cpu_to_le32(start);
7210 len += b_offset;
7211 offset &= ~3;
1c8594b4
MC		 7212 if (len < 4)
7213 len = 4;
1da177e4
LT		 7214 }
7215
7216 odd_len = 0;
1c8594b4 7217 if (len & 3) {
1da177e4
LT		 7218 /* adjustments to end on required 4 byte boundary */
7219 odd_len = 1;
7220 len = (len + 3) & ~3;
7221 ret = tg3_nvram_read(tp, offset+len-4, &end);
7222 if (ret)
7223 return ret;
7224 end = cpu_to_le32(end);
7225 }
7226
7227 buf = data;
7228 if (b_offset || odd_len) {
7229 buf = kmalloc(len, GFP_KERNEL);
7230 if (buf == 0)
7231 return -ENOMEM;
7232 if (b_offset)
7233 memcpy(buf, &start, 4);
7234 if (odd_len)
7235 memcpy(buf+len-4, &end, 4);
7236 memcpy(buf + b_offset, data, eeprom->len);
7237 }
7238
7239 ret = tg3_nvram_write_block(tp, offset, len, buf);
7240
7241 if (buf != data)
7242 kfree(buf);
7243
7244 return ret;
7245}
7246
7247static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
7248{
7249 struct tg3 *tp = netdev_priv(dev);
7250
7251 cmd->supported = (SUPPORTED_Autoneg);
7252
7253 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
7254 cmd->supported |= (SUPPORTED_1000baseT_Half |
7255 SUPPORTED_1000baseT_Full);
7256
a4e2b347 7257 if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
1da177e4
LT		 7258 cmd->supported |= (SUPPORTED_100baseT_Half |
7259 SUPPORTED_100baseT_Full |
7260 SUPPORTED_10baseT_Half |
7261 SUPPORTED_10baseT_Full |
7262 SUPPORTED_MII);
7263 else
7264 cmd->supported |= SUPPORTED_FIBRE;
7265
7266 cmd->advertising = tp->link_config.advertising;
7267 if (netif_running(dev)) {
7268 cmd->speed = tp->link_config.active_speed;
7269 cmd->duplex = tp->link_config.active_duplex;
7270 }
7271 cmd->port = 0;
7272 cmd->phy_address = PHY_ADDR;
7273 cmd->transceiver = 0;
7274 cmd->autoneg = tp->link_config.autoneg;
7275 cmd->maxtxpkt = 0;
7276 cmd->maxrxpkt = 0;
7277 return 0;
7278}
7279
7280static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
7281{
7282 struct tg3 *tp = netdev_priv(dev);
7283
37ff238d 7284 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) {
1da177e4
LT		 7285 /* These are the only valid advertisement bits allowed. */
7286 if (cmd->autoneg == AUTONEG_ENABLE &&
7287 (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
7288 ADVERTISED_1000baseT_Full |
7289 ADVERTISED_Autoneg |
7290 ADVERTISED_FIBRE)))
7291 return -EINVAL;
37ff238d
MC		 7292 /* Fiber can only do SPEED_1000. */
7293 else if ((cmd->autoneg != AUTONEG_ENABLE) &&
7294 (cmd->speed != SPEED_1000))
7295 return -EINVAL;
7296 /* Copper cannot force SPEED_1000. */
7297 } else if ((cmd->autoneg != AUTONEG_ENABLE) &&
7298 (cmd->speed == SPEED_1000))
7299 return -EINVAL;
7300 else if ((cmd->speed == SPEED_1000) &&
7301 (tp->tg3_flags2 & TG3_FLAG_10_100_ONLY))
7302 return -EINVAL;
1da177e4 7303
f47c11ee 7304 tg3_full_lock(tp, 0);
1da177e4
LT		 7305
7306 tp->link_config.autoneg = cmd->autoneg;
7307 if (cmd->autoneg == AUTONEG_ENABLE) {
7308 tp->link_config.advertising = cmd->advertising;
7309 tp->link_config.speed = SPEED_INVALID;
7310 tp->link_config.duplex = DUPLEX_INVALID;
7311 } else {
7312 tp->link_config.advertising = 0;
7313 tp->link_config.speed = cmd->speed;
7314 tp->link_config.duplex = cmd->duplex;
7315 }
7316
7317 if (netif_running(dev))
7318 tg3_setup_phy(tp, 1);
7319
f47c11ee 7320 tg3_full_unlock(tp);
1da177e4
LT		 7321
7322 return 0;
7323}
7324
7325static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
7326{
7327 struct tg3 *tp = netdev_priv(dev);
7328
7329 strcpy(info->driver, DRV_MODULE_NAME);
7330 strcpy(info->version, DRV_MODULE_VERSION);
7331 strcpy(info->bus_info, pci_name(tp->pdev));
7332}
7333
7334static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
7335{
7336 struct tg3 *tp = netdev_priv(dev);
7337
7338 wol->supported = WAKE_MAGIC;
7339 wol->wolopts = 0;
7340 if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
7341 wol->wolopts = WAKE_MAGIC;
7342 memset(&wol->sopass, 0, sizeof(wol->sopass));
7343}
7344
7345static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
7346{
7347 struct tg3 *tp = netdev_priv(dev);
7348
7349 if (wol->wolopts & ~WAKE_MAGIC)
7350 return -EINVAL;
7351 if ((wol->wolopts & WAKE_MAGIC) &&
7352 tp->tg3_flags2 & TG3_FLG2_PHY_SERDES &&
7353 !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP))
7354 return -EINVAL;
7355
f47c11ee 7356 spin_lock_bh(&tp->lock);
1da177e4
LT		 7357 if (wol->wolopts & WAKE_MAGIC)
7358 tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
7359 else
7360 tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
f47c11ee 7361 spin_unlock_bh(&tp->lock);
1da177e4
LT		 7362
7363 return 0;
7364}
7365
7366static u32 tg3_get_msglevel(struct net_device *dev)
7367{
7368 struct tg3 *tp = netdev_priv(dev);
7369 return tp->msg_enable;
7370}
7371
7372static void tg3_set_msglevel(struct net_device *dev, u32 value)
7373{
7374 struct tg3 *tp = netdev_priv(dev);
7375 tp->msg_enable = value;
7376}
7377
7378#if TG3_TSO_SUPPORT != 0
7379static int tg3_set_tso(struct net_device *dev, u32 value)
7380{
7381 struct tg3 *tp = netdev_priv(dev);
7382
7383 if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
7384 if (value)
7385 return -EINVAL;
7386 return 0;
7387 }
7388 return ethtool_op_set_tso(dev, value);
7389}
7390#endif
7391
7392static int tg3_nway_reset(struct net_device *dev)
7393{
7394 struct tg3 *tp = netdev_priv(dev);
7395 u32 bmcr;
7396 int r;
7397
7398 if (!netif_running(dev))
7399 return -EAGAIN;
7400
c94e3941
MC		 7401 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
7402 return -EINVAL;
7403
f47c11ee 7404 spin_lock_bh(&tp->lock);
1da177e4
LT		 7405 r = -EINVAL;
7406 tg3_readphy(tp, MII_BMCR, &bmcr);
7407 if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
c94e3941
MC		 7408 ((bmcr & BMCR_ANENABLE) ||
7409 (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT))) {
7410 tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART |
7411 BMCR_ANENABLE);
1da177e4
LT		 7412 r = 0;
7413 }
f47c11ee 7414 spin_unlock_bh(&tp->lock);
1da177e4
LT		 7415
7416 return r;
7417}
7418
7419static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
7420{
7421 struct tg3 *tp = netdev_priv(dev);
7422
7423 ering->rx_max_pending = TG3_RX_RING_SIZE - 1;
7424 ering->rx_mini_max_pending = 0;
7425 ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1;
7426
7427 ering->rx_pending = tp->rx_pending;
7428 ering->rx_mini_pending = 0;
7429 ering->rx_jumbo_pending = tp->rx_jumbo_pending;
7430 ering->tx_pending = tp->tx_pending;
7431}
7432
7433static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
7434{
7435 struct tg3 *tp = netdev_priv(dev);
bbe832c0 7436 int irq_sync = 0;
1da177e4
LT		 7437
7438 if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) ||
7439 (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) ||
7440 (ering->tx_pending > TG3_TX_RING_SIZE - 1))
7441 return -EINVAL;
7442
bbe832c0 7443 if (netif_running(dev)) {
1da177e4 7444 tg3_netif_stop(tp);
bbe832c0
MC		 7445 irq_sync = 1;
7446 }
1da177e4 7447
bbe832c0 7448 tg3_full_lock(tp, irq_sync);
1da177e4
LT		 7449
7450 tp->rx_pending = ering->rx_pending;
7451
7452 if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) &&
7453 tp->rx_pending > 63)
7454 tp->rx_pending = 63;
7455 tp->rx_jumbo_pending = ering->rx_jumbo_pending;
7456 tp->tx_pending = ering->tx_pending;
7457
7458 if (netif_running(dev)) {
944d980e 7459 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 7460 tg3_init_hw(tp);
7461 tg3_netif_start(tp);
7462 }
7463
f47c11ee 7464 tg3_full_unlock(tp);
1da177e4
LT		 7465
7466 return 0;
7467}
7468
7469static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
7470{
7471 struct tg3 *tp = netdev_priv(dev);
7472
7473 epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
7474 epause->rx_pause = (tp->tg3_flags & TG3_FLAG_RX_PAUSE) != 0;
7475 epause->tx_pause = (tp->tg3_flags & TG3_FLAG_TX_PAUSE) != 0;
7476}
7477
7478static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
7479{
7480 struct tg3 *tp = netdev_priv(dev);
bbe832c0 7481 int irq_sync = 0;
1da177e4 7482
bbe832c0 7483 if (netif_running(dev)) {
1da177e4 7484 tg3_netif_stop(tp);
bbe832c0
MC		 7485 irq_sync = 1;
7486 }
1da177e4 7487
bbe832c0 7488 tg3_full_lock(tp, irq_sync);
f47c11ee 7489
1da177e4
LT		 7490 if (epause->autoneg)
7491 tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
7492 else
7493 tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
7494 if (epause->rx_pause)
7495 tp->tg3_flags |= TG3_FLAG_RX_PAUSE;
7496 else
7497 tp->tg3_flags &= ~TG3_FLAG_RX_PAUSE;
7498 if (epause->tx_pause)
7499 tp->tg3_flags |= TG3_FLAG_TX_PAUSE;
7500 else
7501 tp->tg3_flags &= ~TG3_FLAG_TX_PAUSE;
7502
7503 if (netif_running(dev)) {
944d980e 7504 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 7505 tg3_init_hw(tp);
7506 tg3_netif_start(tp);
7507 }
f47c11ee
DM		 7508
7509 tg3_full_unlock(tp);
1da177e4
LT		 7510
7511 return 0;
7512}
7513
7514static u32 tg3_get_rx_csum(struct net_device *dev)
7515{
7516 struct tg3 *tp = netdev_priv(dev);
7517 return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0;
7518}
7519
7520static int tg3_set_rx_csum(struct net_device *dev, u32 data)
7521{
7522 struct tg3 *tp = netdev_priv(dev);
7523
7524 if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
7525 if (data != 0)
7526 return -EINVAL;
7527 return 0;
7528 }
7529
f47c11ee 7530 spin_lock_bh(&tp->lock);
1da177e4
LT		 7531 if (data)
7532 tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
7533 else
7534 tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
f47c11ee 7535 spin_unlock_bh(&tp->lock);
1da177e4
LT		 7536
7537 return 0;
7538}
7539
7540static int tg3_set_tx_csum(struct net_device *dev, u32 data)
7541{
7542 struct tg3 *tp = netdev_priv(dev);
7543
7544 if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
7545 if (data != 0)
7546 return -EINVAL;
7547 return 0;
7548 }
7549
7550 if (data)
7551 dev->features |= NETIF_F_IP_CSUM;
7552 else
7553 dev->features &= ~NETIF_F_IP_CSUM;
7554
7555 return 0;
7556}
7557
7558static int tg3_get_stats_count (struct net_device *dev)
7559{
7560 return TG3_NUM_STATS;
7561}
7562
4cafd3f5
MC		 7563static int tg3_get_test_count (struct net_device *dev)
7564{
7565 return TG3_NUM_TEST;
7566}
7567
1da177e4
LT		 7568static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
7569{
7570 switch (stringset) {
7571 case ETH_SS_STATS:
7572 memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
7573 break;
4cafd3f5
MC		 7574 case ETH_SS_TEST:
7575 memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
7576 break;
1da177e4
LT		 7577 default:
7578 WARN_ON(1); /* we need a WARN() */
7579 break;
7580 }
7581}
7582
4009a93d
MC		 7583static int tg3_phys_id(struct net_device *dev, u32 data)
7584{
7585 struct tg3 *tp = netdev_priv(dev);
7586 int i;
7587
7588 if (!netif_running(tp->dev))
7589 return -EAGAIN;
7590
7591 if (data == 0)
7592 data = 2;
7593
7594 for (i = 0; i < (data * 2); i++) {
7595 if ((i % 2) == 0)
7596 tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE |
7597 LED_CTRL_1000MBPS_ON |
7598 LED_CTRL_100MBPS_ON |
7599 LED_CTRL_10MBPS_ON |
7600 LED_CTRL_TRAFFIC_OVERRIDE |
7601 LED_CTRL_TRAFFIC_BLINK |
7602 LED_CTRL_TRAFFIC_LED);
7603
7604 else
7605 tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE |
7606 LED_CTRL_TRAFFIC_OVERRIDE);
7607
7608 if (msleep_interruptible(500))
7609 break;
7610 }
7611 tw32(MAC_LED_CTRL, tp->led_ctrl);
7612 return 0;
7613}
7614
1da177e4
LT		 7615static void tg3_get_ethtool_stats (struct net_device *dev,
7616 struct ethtool_stats *estats, u64 *tmp_stats)
7617{
7618 struct tg3 *tp = netdev_priv(dev);
7619 memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
7620}
7621
566f86ad
MC		 7622#define NVRAM_TEST_SIZE 0x100
7623
7624static int tg3_test_nvram(struct tg3 *tp)
7625{
7626 u32 *buf, csum;
7627 int i, j, err = 0;
7628
7629 buf = kmalloc(NVRAM_TEST_SIZE, GFP_KERNEL);
7630 if (buf == NULL)
7631 return -ENOMEM;
7632
7633 for (i = 0, j = 0; i < NVRAM_TEST_SIZE; i += 4, j++) {
7634 u32 val;
7635
7636 if ((err = tg3_nvram_read(tp, i, &val)) != 0)
7637 break;
7638 buf[j] = cpu_to_le32(val);
7639 }
7640 if (i < NVRAM_TEST_SIZE)
7641 goto out;
7642
7643 err = -EIO;
7644 if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC)
7645 goto out;
7646
7647 /* Bootstrap checksum at offset 0x10 */
7648 csum = calc_crc((unsigned char *) buf, 0x10);
7649 if(csum != cpu_to_le32(buf[0x10/4]))
7650 goto out;
7651
7652 /* Manufacturing block starts at offset 0x74, checksum at 0xfc */
7653 csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
7654 if (csum != cpu_to_le32(buf[0xfc/4]))
7655 goto out;
7656
7657 err = 0;
7658
7659out:
7660 kfree(buf);
7661 return err;
7662}
7663
ca43007a
MC		 7664#define TG3_SERDES_TIMEOUT_SEC 2
7665#define TG3_COPPER_TIMEOUT_SEC 6
7666
7667static int tg3_test_link(struct tg3 *tp)
7668{
7669 int i, max;
7670
7671 if (!netif_running(tp->dev))
7672 return -ENODEV;
7673
4c987487 7674 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
ca43007a
MC		 7675 max = TG3_SERDES_TIMEOUT_SEC;
7676 else
7677 max = TG3_COPPER_TIMEOUT_SEC;
7678
7679 for (i = 0; i < max; i++) {
7680 if (netif_carrier_ok(tp->dev))
7681 return 0;
7682
7683 if (msleep_interruptible(1000))
7684 break;
7685 }
7686
7687 return -EIO;
7688}
7689
a71116d1
MC		 7690/* Only test the commonly used registers */
7691static int tg3_test_registers(struct tg3 *tp)
7692{
7693 int i, is_5705;
7694 u32 offset, read_mask, write_mask, val, save_val, read_val;
7695 static struct {
7696 u16 offset;
7697 u16 flags;
7698#define TG3_FL_5705 0x1
7699#define TG3_FL_NOT_5705 0x2
7700#define TG3_FL_NOT_5788 0x4
7701 u32 read_mask;
7702 u32 write_mask;
7703 } reg_tbl[] = {
7704 /* MAC Control Registers */
7705 { MAC_MODE, TG3_FL_NOT_5705,
7706 0x00000000, 0x00ef6f8c },
7707 { MAC_MODE, TG3_FL_5705,
7708 0x00000000, 0x01ef6b8c },
7709 { MAC_STATUS, TG3_FL_NOT_5705,
7710 0x03800107, 0x00000000 },
7711 { MAC_STATUS, TG3_FL_5705,
7712 0x03800100, 0x00000000 },
7713 { MAC_ADDR_0_HIGH, 0x0000,
7714 0x00000000, 0x0000ffff },
7715 { MAC_ADDR_0_LOW, 0x0000,
7716 0x00000000, 0xffffffff },
7717 { MAC_RX_MTU_SIZE, 0x0000,
7718 0x00000000, 0x0000ffff },
7719 { MAC_TX_MODE, 0x0000,
7720 0x00000000, 0x00000070 },
7721 { MAC_TX_LENGTHS, 0x0000,
7722 0x00000000, 0x00003fff },
7723 { MAC_RX_MODE, TG3_FL_NOT_5705,
7724 0x00000000, 0x000007fc },
7725 { MAC_RX_MODE, TG3_FL_5705,
7726 0x00000000, 0x000007dc },
7727 { MAC_HASH_REG_0, 0x0000,
7728 0x00000000, 0xffffffff },
7729 { MAC_HASH_REG_1, 0x0000,
7730 0x00000000, 0xffffffff },
7731 { MAC_HASH_REG_2, 0x0000,
7732 0x00000000, 0xffffffff },
7733 { MAC_HASH_REG_3, 0x0000,
7734 0x00000000, 0xffffffff },
7735
7736 /* Receive Data and Receive BD Initiator Control Registers. */
7737 { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705,
7738 0x00000000, 0xffffffff },
7739 { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705,
7740 0x00000000, 0xffffffff },
7741 { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705,
7742 0x00000000, 0x00000003 },
7743 { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705,
7744 0x00000000, 0xffffffff },
7745 { RCVDBDI_STD_BD+0, 0x0000,
7746 0x00000000, 0xffffffff },
7747 { RCVDBDI_STD_BD+4, 0x0000,
7748 0x00000000, 0xffffffff },
7749 { RCVDBDI_STD_BD+8, 0x0000,
7750 0x00000000, 0xffff0002 },
7751 { RCVDBDI_STD_BD+0xc, 0x0000,
7752 0x00000000, 0xffffffff },
7753
7754 /* Receive BD Initiator Control Registers. */
7755 { RCVBDI_STD_THRESH, TG3_FL_NOT_5705,
7756 0x00000000, 0xffffffff },
7757 { RCVBDI_STD_THRESH, TG3_FL_5705,
7758 0x00000000, 0x000003ff },
7759 { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705,
7760 0x00000000, 0xffffffff },
7761
7762 /* Host Coalescing Control Registers. */
7763 { HOSTCC_MODE, TG3_FL_NOT_5705,
7764 0x00000000, 0x00000004 },
7765 { HOSTCC_MODE, TG3_FL_5705,
7766 0x00000000, 0x000000f6 },
7767 { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705,
7768 0x00000000, 0xffffffff },
7769 { HOSTCC_RXCOL_TICKS, TG3_FL_5705,
7770 0x00000000, 0x000003ff },
7771 { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705,
7772 0x00000000, 0xffffffff },
7773 { HOSTCC_TXCOL_TICKS, TG3_FL_5705,
7774 0x00000000, 0x000003ff },
7775 { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705,
7776 0x00000000, 0xffffffff },
7777 { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
7778 0x00000000, 0x000000ff },
7779 { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705,
7780 0x00000000, 0xffffffff },
7781 { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
7782 0x00000000, 0x000000ff },
7783 { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705,
7784 0x00000000, 0xffffffff },
7785 { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705,
7786 0x00000000, 0xffffffff },
7787 { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705,
7788 0x00000000, 0xffffffff },
7789 { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
7790 0x00000000, 0x000000ff },
7791 { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705,
7792 0x00000000, 0xffffffff },
7793 { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
7794 0x00000000, 0x000000ff },
7795 { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705,
7796 0x00000000, 0xffffffff },
7797 { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705,
7798 0x00000000, 0xffffffff },
7799 { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705,
7800 0x00000000, 0xffffffff },
7801 { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000,
7802 0x00000000, 0xffffffff },
7803 { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000,
7804 0x00000000, 0xffffffff },
7805 { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000,
7806 0xffffffff, 0x00000000 },
7807 { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000,
7808 0xffffffff, 0x00000000 },
7809
7810 /* Buffer Manager Control Registers. */
7811 { BUFMGR_MB_POOL_ADDR, 0x0000,
7812 0x00000000, 0x007fff80 },
7813 { BUFMGR_MB_POOL_SIZE, 0x0000,
7814 0x00000000, 0x007fffff },
7815 { BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
7816 0x00000000, 0x0000003f },
7817 { BUFMGR_MB_MACRX_LOW_WATER, 0x0000,
7818 0x00000000, 0x000001ff },
7819 { BUFMGR_MB_HIGH_WATER, 0x0000,
7820 0x00000000, 0x000001ff },
7821 { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705,
7822 0xffffffff, 0x00000000 },
7823 { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705,
7824 0xffffffff, 0x00000000 },
7825
7826 /* Mailbox Registers */
7827 { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000,
7828 0x00000000, 0x000001ff },
7829 { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705,
7830 0x00000000, 0x000001ff },
7831 { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000,
7832 0x00000000, 0x000007ff },
7833 { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000,
7834 0x00000000, 0x000001ff },
7835
7836 { 0xffff, 0x0000, 0x00000000, 0x00000000 },
7837 };
7838
7839 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
7840 is_5705 = 1;
7841 else
7842 is_5705 = 0;
7843
7844 for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
7845 if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
7846 continue;
7847
7848 if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705))
7849 continue;
7850
7851 if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
7852 (reg_tbl[i].flags & TG3_FL_NOT_5788))
7853 continue;
7854
7855 offset = (u32) reg_tbl[i].offset;
7856 read_mask = reg_tbl[i].read_mask;
7857 write_mask = reg_tbl[i].write_mask;
7858
7859 /* Save the original register content */
7860 save_val = tr32(offset);
7861
7862 /* Determine the read-only value. */
7863 read_val = save_val & read_mask;
7864
7865 /* Write zero to the register, then make sure the read-only bits
7866 * are not changed and the read/write bits are all zeros.
7867 */
7868 tw32(offset, 0);
7869
7870 val = tr32(offset);
7871
7872 /* Test the read-only and read/write bits. */
7873 if (((val & read_mask) != read_val) || (val & write_mask))
7874 goto out;
7875
7876 /* Write ones to all the bits defined by RdMask and WrMask, then
7877 * make sure the read-only bits are not changed and the
7878 * read/write bits are all ones.
7879 */
7880 tw32(offset, read_mask | write_mask);
7881
7882 val = tr32(offset);
7883
7884 /* Test the read-only bits. */
7885 if ((val & read_mask) != read_val)
7886 goto out;
7887
7888 /* Test the read/write bits. */
7889 if ((val & write_mask) != write_mask)
7890 goto out;
7891
7892 tw32(offset, save_val);
7893 }
7894
7895 return 0;
7896
7897out:
7898 printk(KERN_ERR PFX "Register test failed at offset %x\n", offset);
7899 tw32(offset, save_val);
7900 return -EIO;
7901}
7902
7942e1db
MC		 7903static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
7904{
7905 static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
7906 int i;
7907 u32 j;
7908
7909 for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
7910 for (j = 0; j < len; j += 4) {
7911 u32 val;
7912
7913 tg3_write_mem(tp, offset + j, test_pattern[i]);
7914 tg3_read_mem(tp, offset + j, &val);
7915 if (val != test_pattern[i])
7916 return -EIO;
7917 }
7918 }
7919 return 0;
7920}
7921
7922static int tg3_test_memory(struct tg3 *tp)
7923{
7924 static struct mem_entry {
7925 u32 offset;
7926 u32 len;
7927 } mem_tbl_570x[] = {
7928 { 0x00000000, 0x01000},
7929 { 0x00002000, 0x1c000},
7930 { 0xffffffff, 0x00000}
7931 }, mem_tbl_5705[] = {
7932 { 0x00000100, 0x0000c},
7933 { 0x00000200, 0x00008},
7934 { 0x00000b50, 0x00400},
7935 { 0x00004000, 0x00800},
7936 { 0x00006000, 0x01000},
7937 { 0x00008000, 0x02000},
7938 { 0x00010000, 0x0e000},
7939 { 0xffffffff, 0x00000}
7940 };
7941 struct mem_entry *mem_tbl;
7942 int err = 0;
7943 int i;
7944
7945 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
7946 mem_tbl = mem_tbl_5705;
7947 else
7948 mem_tbl = mem_tbl_570x;
7949
7950 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
7951 if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
7952 mem_tbl[i].len)) != 0)
7953 break;
7954 }
7955
7956 return err;
7957}
7958
9f40dead
MC		 7959#define TG3_MAC_LOOPBACK 0
7960#define TG3_PHY_LOOPBACK 1
7961
7962static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
c76949a6 7963{
9f40dead 7964 u32 mac_mode, rx_start_idx, rx_idx, tx_idx, opaque_key;
c76949a6
MC		 7965 u32 desc_idx;
7966 struct sk_buff *skb, *rx_skb;
7967 u8 *tx_data;
7968 dma_addr_t map;
7969 int num_pkts, tx_len, rx_len, i, err;
7970 struct tg3_rx_buffer_desc *desc;
7971
9f40dead 7972 if (loopback_mode == TG3_MAC_LOOPBACK) {
c94e3941
MC		 7973 /* HW errata - mac loopback fails in some cases on 5780.
7974 * Normal traffic and PHY loopback are not affected by
7975 * errata.
7976 */
7977 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
7978 return 0;
7979
9f40dead
MC		 7980 mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
7981 MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY |
7982 MAC_MODE_PORT_MODE_GMII;
7983 tw32(MAC_MODE, mac_mode);
7984 } else if (loopback_mode == TG3_PHY_LOOPBACK) {
c94e3941
MC		 7985 tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK | BMCR_FULLDPLX |
7986 BMCR_SPEED1000);
7987 udelay(40);
7988 /* reset to prevent losing 1st rx packet intermittently */
7989 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
7990 tw32_f(MAC_RX_MODE, RX_MODE_RESET);
7991 udelay(10);
7992 tw32_f(MAC_RX_MODE, tp->rx_mode);
7993 }
9f40dead
MC		 7994 mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
7995 MAC_MODE_LINK_POLARITY | MAC_MODE_PORT_MODE_GMII;
7996 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)
7997 mac_mode &= ~MAC_MODE_LINK_POLARITY;
7998 tw32(MAC_MODE, mac_mode);
9f40dead
MC		 7999 }
8000 else
8001 return -EINVAL;
c76949a6
MC		 8002
8003 err = -EIO;
8004
c76949a6
MC		 8005 tx_len = 1514;
8006 skb = dev_alloc_skb(tx_len);
8007 tx_data = skb_put(skb, tx_len);
8008 memcpy(tx_data, tp->dev->dev_addr, 6);
8009 memset(tx_data + 6, 0x0, 8);
8010
8011 tw32(MAC_RX_MTU_SIZE, tx_len + 4);
8012
8013 for (i = 14; i < tx_len; i++)
8014 tx_data[i] = (u8) (i & 0xff);
8015
8016 map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE);
8017
8018 tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
8019 HOSTCC_MODE_NOW);
8020
8021 udelay(10);
8022
8023 rx_start_idx = tp->hw_status->idx[0].rx_producer;
8024
c76949a6
MC		 8025 num_pkts = 0;
8026
9f40dead 8027 tg3_set_txd(tp, tp->tx_prod, map, tx_len, 0, 1);
c76949a6 8028
9f40dead 8029 tp->tx_prod++;
c76949a6
MC		 8030 num_pkts++;
8031
9f40dead
MC		 8032 tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW,
8033 tp->tx_prod);
09ee929c 8034 tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
c76949a6
MC		 8035
8036 udelay(10);
8037
8038 for (i = 0; i < 10; i++) {
8039 tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
8040 HOSTCC_MODE_NOW);
8041
8042 udelay(10);
8043
8044 tx_idx = tp->hw_status->idx[0].tx_consumer;
8045 rx_idx = tp->hw_status->idx[0].rx_producer;
9f40dead 8046 if ((tx_idx == tp->tx_prod) &&
c76949a6
MC		 8047 (rx_idx == (rx_start_idx + num_pkts)))
8048 break;
8049 }
8050
8051 pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
8052 dev_kfree_skb(skb);
8053
9f40dead 8054 if (tx_idx != tp->tx_prod)
c76949a6
MC		 8055 goto out;
8056
8057 if (rx_idx != rx_start_idx + num_pkts)
8058 goto out;
8059
8060 desc = &tp->rx_rcb[rx_start_idx];
8061 desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
8062 opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
8063 if (opaque_key != RXD_OPAQUE_RING_STD)
8064 goto out;
8065
8066 if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
8067 (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII))
8068 goto out;
8069
8070 rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4;
8071 if (rx_len != tx_len)
8072 goto out;
8073
8074 rx_skb = tp->rx_std_buffers[desc_idx].skb;
8075
8076 map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
8077 pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
8078
8079 for (i = 14; i < tx_len; i++) {
8080 if (*(rx_skb->data + i) != (u8) (i & 0xff))
8081 goto out;
8082 }
8083 err = 0;
8084
8085 /* tg3_free_rings will unmap and free the rx_skb */
8086out:
8087 return err;
8088}
8089
9f40dead
MC		 8090#define TG3_MAC_LOOPBACK_FAILED 1
8091#define TG3_PHY_LOOPBACK_FAILED 2
8092#define TG3_LOOPBACK_FAILED (TG3_MAC_LOOPBACK_FAILED | \
8093 TG3_PHY_LOOPBACK_FAILED)
8094
8095static int tg3_test_loopback(struct tg3 *tp)
8096{
8097 int err = 0;
8098
8099 if (!netif_running(tp->dev))
8100 return TG3_LOOPBACK_FAILED;
8101
8102 tg3_reset_hw(tp);
8103
8104 if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK))
8105 err |= TG3_MAC_LOOPBACK_FAILED;
8106 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
8107 if (tg3_run_loopback(tp, TG3_PHY_LOOPBACK))
8108 err |= TG3_PHY_LOOPBACK_FAILED;
8109 }
8110
8111 return err;
8112}
8113
4cafd3f5
MC		 8114static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
8115 u64 *data)
8116{
566f86ad
MC		 8117 struct tg3 *tp = netdev_priv(dev);
8118
8119 memset(data, 0, sizeof(u64) * TG3_NUM_TEST);
8120
8121 if (tg3_test_nvram(tp) != 0) {
8122 etest->flags |= ETH_TEST_FL_FAILED;
8123 data[0] = 1;
8124 }
ca43007a
MC		 8125 if (tg3_test_link(tp) != 0) {
8126 etest->flags |= ETH_TEST_FL_FAILED;
8127 data[1] = 1;
8128 }
a71116d1 8129 if (etest->flags & ETH_TEST_FL_OFFLINE) {
bbe832c0
MC		 8130 int irq_sync = 0;
8131
8132 if (netif_running(dev)) {
a71116d1 8133 tg3_netif_stop(tp);
bbe832c0
MC		 8134 irq_sync = 1;
8135 }
a71116d1 8136
bbe832c0 8137 tg3_full_lock(tp, irq_sync);
a71116d1
MC		 8138
8139 tg3_halt(tp, RESET_KIND_SUSPEND, 1);
8140 tg3_nvram_lock(tp);
8141 tg3_halt_cpu(tp, RX_CPU_BASE);
8142 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
8143 tg3_halt_cpu(tp, TX_CPU_BASE);
8144 tg3_nvram_unlock(tp);
8145
8146 if (tg3_test_registers(tp) != 0) {
8147 etest->flags |= ETH_TEST_FL_FAILED;
8148 data[2] = 1;
8149 }
7942e1db
MC		 8150 if (tg3_test_memory(tp) != 0) {
8151 etest->flags |= ETH_TEST_FL_FAILED;
8152 data[3] = 1;
8153 }
9f40dead 8154 if ((data[4] = tg3_test_loopback(tp)) != 0)
c76949a6 8155 etest->flags |= ETH_TEST_FL_FAILED;
a71116d1 8156
f47c11ee
DM		 8157 tg3_full_unlock(tp);
8158
d4bc3927
MC		 8159 if (tg3_test_interrupt(tp) != 0) {
8160 etest->flags |= ETH_TEST_FL_FAILED;
8161 data[5] = 1;
8162 }
f47c11ee
DM		 8163
8164 tg3_full_lock(tp, 0);
d4bc3927 8165
a71116d1
MC		 8166 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
8167 if (netif_running(dev)) {
8168 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
8169 tg3_init_hw(tp);
8170 tg3_netif_start(tp);
8171 }
f47c11ee
DM		 8172
8173 tg3_full_unlock(tp);
a71116d1 8174 }
4cafd3f5
MC		 8175}
8176
1da177e4
LT		 8177static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
8178{
8179 struct mii_ioctl_data *data = if_mii(ifr);
8180 struct tg3 *tp = netdev_priv(dev);
8181 int err;
8182
8183 switch(cmd) {
8184 case SIOCGMIIPHY:
8185 data->phy_id = PHY_ADDR;
8186
8187 /* fallthru */
8188 case SIOCGMIIREG: {
8189 u32 mii_regval;
8190
8191 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
8192 break; /* We have no PHY */
8193
f47c11ee 8194 spin_lock_bh(&tp->lock);
1da177e4 8195 err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
f47c11ee 8196 spin_unlock_bh(&tp->lock);
1da177e4
LT		 8197
8198 data->val_out = mii_regval;
8199
8200 return err;
8201 }
8202
8203 case SIOCSMIIREG:
8204 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
8205 break; /* We have no PHY */
8206
8207 if (!capable(CAP_NET_ADMIN))
8208 return -EPERM;
8209
f47c11ee 8210 spin_lock_bh(&tp->lock);
1da177e4 8211 err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
f47c11ee 8212 spin_unlock_bh(&tp->lock);
1da177e4
LT		 8213
8214 return err;
8215
8216 default:
8217 /* do nothing */
8218 break;
8219 }
8220 return -EOPNOTSUPP;
8221}
8222
8223#if TG3_VLAN_TAG_USED
8224static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
8225{
8226 struct tg3 *tp = netdev_priv(dev);
8227
f47c11ee 8228 tg3_full_lock(tp, 0);
1da177e4
LT		 8229
8230 tp->vlgrp = grp;
8231
8232 /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
8233 __tg3_set_rx_mode(dev);
8234
f47c11ee 8235 tg3_full_unlock(tp);
1da177e4
LT		 8236}
8237
8238static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
8239{
8240 struct tg3 *tp = netdev_priv(dev);
8241
f47c11ee 8242 tg3_full_lock(tp, 0);
1da177e4
LT		 8243 if (tp->vlgrp)
8244 tp->vlgrp->vlan_devices[vid] = NULL;
f47c11ee 8245 tg3_full_unlock(tp);
1da177e4
LT		 8246}
8247#endif
8248
15f9850d
DM		 8249static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
8250{
8251 struct tg3 *tp = netdev_priv(dev);
8252
8253 memcpy(ec, &tp->coal, sizeof(*ec));
8254 return 0;
8255}
8256
d244c892
MC		 8257static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
8258{
8259 struct tg3 *tp = netdev_priv(dev);
8260 u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0;
8261 u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0;
8262
8263 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
8264 max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT;
8265 max_txcoal_tick_int = MAX_TXCOAL_TICK_INT;
8266 max_stat_coal_ticks = MAX_STAT_COAL_TICKS;
8267 min_stat_coal_ticks = MIN_STAT_COAL_TICKS;
8268 }
8269
8270 if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) ||
8271 (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) ||
8272 (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) ||
8273 (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) ||
8274 (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) ||
8275 (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) ||
8276 (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) ||
8277 (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) ||
8278 (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) ||
8279 (ec->stats_block_coalesce_usecs < min_stat_coal_ticks))
8280 return -EINVAL;
8281
8282 /* No rx interrupts will be generated if both are zero */
8283 if ((ec->rx_coalesce_usecs == 0) &&
8284 (ec->rx_max_coalesced_frames == 0))
8285 return -EINVAL;
8286
8287 /* No tx interrupts will be generated if both are zero */
8288 if ((ec->tx_coalesce_usecs == 0) &&
8289 (ec->tx_max_coalesced_frames == 0))
8290 return -EINVAL;
8291
8292 /* Only copy relevant parameters, ignore all others. */
8293 tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs;
8294 tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs;
8295 tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames;
8296 tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames;
8297 tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq;
8298 tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq;
8299 tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq;
8300 tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq;
8301 tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs;
8302
8303 if (netif_running(dev)) {
8304 tg3_full_lock(tp, 0);
8305 __tg3_set_coalesce(tp, &tp->coal);
8306 tg3_full_unlock(tp);
8307 }
8308 return 0;
8309}
8310
1da177e4
LT		 8311static struct ethtool_ops tg3_ethtool_ops = {
8312 .get_settings = tg3_get_settings,
8313 .set_settings = tg3_set_settings,
8314 .get_drvinfo = tg3_get_drvinfo,
8315 .get_regs_len = tg3_get_regs_len,
8316 .get_regs = tg3_get_regs,
8317 .get_wol = tg3_get_wol,
8318 .set_wol = tg3_set_wol,
8319 .get_msglevel = tg3_get_msglevel,
8320 .set_msglevel = tg3_set_msglevel,
8321 .nway_reset = tg3_nway_reset,
8322 .get_link = ethtool_op_get_link,
8323 .get_eeprom_len = tg3_get_eeprom_len,
8324 .get_eeprom = tg3_get_eeprom,
8325 .set_eeprom = tg3_set_eeprom,
8326 .get_ringparam = tg3_get_ringparam,
8327 .set_ringparam = tg3_set_ringparam,
8328 .get_pauseparam = tg3_get_pauseparam,
8329 .set_pauseparam = tg3_set_pauseparam,
8330 .get_rx_csum = tg3_get_rx_csum,
8331 .set_rx_csum = tg3_set_rx_csum,
8332 .get_tx_csum = ethtool_op_get_tx_csum,
8333 .set_tx_csum = tg3_set_tx_csum,
8334 .get_sg = ethtool_op_get_sg,
8335 .set_sg = ethtool_op_set_sg,
8336#if TG3_TSO_SUPPORT != 0
8337 .get_tso = ethtool_op_get_tso,
8338 .set_tso = tg3_set_tso,
8339#endif
4cafd3f5
MC		 8340 .self_test_count = tg3_get_test_count,
8341 .self_test = tg3_self_test,
1da177e4 8342 .get_strings = tg3_get_strings,
4009a93d 8343 .phys_id = tg3_phys_id,
1da177e4
LT		 8344 .get_stats_count = tg3_get_stats_count,
8345 .get_ethtool_stats = tg3_get_ethtool_stats,
15f9850d 8346 .get_coalesce = tg3_get_coalesce,
d244c892 8347 .set_coalesce = tg3_set_coalesce,
2ff43697 8348 .get_perm_addr = ethtool_op_get_perm_addr,
1da177e4
LT		 8349};
8350
8351static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
8352{
8353 u32 cursize, val;
8354
8355 tp->nvram_size = EEPROM_CHIP_SIZE;
8356
8357 if (tg3_nvram_read(tp, 0, &val) != 0)
8358 return;
8359
8360 if (swab32(val) != TG3_EEPROM_MAGIC)
8361 return;
8362
8363 /*
8364 * Size the chip by reading offsets at increasing powers of two.
8365 * When we encounter our validation signature, we know the addressing
8366 * has wrapped around, and thus have our chip size.
8367 */
8368 cursize = 0x800;
8369
8370 while (cursize < tp->nvram_size) {
8371 if (tg3_nvram_read(tp, cursize, &val) != 0)
8372 return;
8373
8374 if (swab32(val) == TG3_EEPROM_MAGIC)
8375 break;
8376
8377 cursize <<= 1;
8378 }
8379
8380 tp->nvram_size = cursize;
8381}
8382
8383static void __devinit tg3_get_nvram_size(struct tg3 *tp)
8384{
8385 u32 val;
8386
8387 if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
8388 if (val != 0) {
8389 tp->nvram_size = (val >> 16) * 1024;
8390 return;
8391 }
8392 }
8393 tp->nvram_size = 0x20000;
8394}
8395
8396static void __devinit tg3_get_nvram_info(struct tg3 *tp)
8397{
8398 u32 nvcfg1;
8399
8400 nvcfg1 = tr32(NVRAM_CFG1);
8401 if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
8402 tp->tg3_flags2 |= TG3_FLG2_FLASH;
8403 }
8404 else {
8405 nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
8406 tw32(NVRAM_CFG1, nvcfg1);
8407 }
8408
4c987487 8409 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) ||
a4e2b347 8410 (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
1da177e4
LT		 8411 switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) {
8412 case FLASH_VENDOR_ATMEL_FLASH_BUFFERED:
8413 tp->nvram_jedecnum = JEDEC_ATMEL;
8414 tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
8415 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8416 break;
8417 case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED:
8418 tp->nvram_jedecnum = JEDEC_ATMEL;
8419 tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE;
8420 break;
8421 case FLASH_VENDOR_ATMEL_EEPROM:
8422 tp->nvram_jedecnum = JEDEC_ATMEL;
8423 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
8424 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8425 break;
8426 case FLASH_VENDOR_ST:
8427 tp->nvram_jedecnum = JEDEC_ST;
8428 tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE;
8429 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8430 break;
8431 case FLASH_VENDOR_SAIFUN:
8432 tp->nvram_jedecnum = JEDEC_SAIFUN;
8433 tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE;
8434 break;
8435 case FLASH_VENDOR_SST_SMALL:
8436 case FLASH_VENDOR_SST_LARGE:
8437 tp->nvram_jedecnum = JEDEC_SST;
8438 tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE;
8439 break;
8440 }
8441 }
8442 else {
8443 tp->nvram_jedecnum = JEDEC_ATMEL;
8444 tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
8445 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8446 }
8447}
8448
361b4ac2
MC		 8449static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
8450{
8451 u32 nvcfg1;
8452
8453 nvcfg1 = tr32(NVRAM_CFG1);
8454
e6af301b
MC		 8455 /* NVRAM protection for TPM */
8456 if (nvcfg1 & (1 << 27))
8457 tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
8458
361b4ac2
MC		 8459 switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
8460 case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ:
8461 case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ:
8462 tp->nvram_jedecnum = JEDEC_ATMEL;
8463 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8464 break;
8465 case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
8466 tp->nvram_jedecnum = JEDEC_ATMEL;
8467 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8468 tp->tg3_flags2 |= TG3_FLG2_FLASH;
8469 break;
8470 case FLASH_5752VENDOR_ST_M45PE10:
8471 case FLASH_5752VENDOR_ST_M45PE20:
8472 case FLASH_5752VENDOR_ST_M45PE40:
8473 tp->nvram_jedecnum = JEDEC_ST;
8474 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8475 tp->tg3_flags2 |= TG3_FLG2_FLASH;
8476 break;
8477 }
8478
8479 if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
8480 switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
8481 case FLASH_5752PAGE_SIZE_256:
8482 tp->nvram_pagesize = 256;
8483 break;
8484 case FLASH_5752PAGE_SIZE_512:
8485 tp->nvram_pagesize = 512;
8486 break;
8487 case FLASH_5752PAGE_SIZE_1K:
8488 tp->nvram_pagesize = 1024;
8489 break;
8490 case FLASH_5752PAGE_SIZE_2K:
8491 tp->nvram_pagesize = 2048;
8492 break;
8493 case FLASH_5752PAGE_SIZE_4K:
8494 tp->nvram_pagesize = 4096;
8495 break;
8496 case FLASH_5752PAGE_SIZE_264:
8497 tp->nvram_pagesize = 264;
8498 break;
8499 }
8500 }
8501 else {
8502 /* For eeprom, set pagesize to maximum eeprom size */
8503 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
8504
8505 nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
8506 tw32(NVRAM_CFG1, nvcfg1);
8507 }
8508}
8509
1da177e4
LT		 8510/* Chips other than 5700/5701 use the NVRAM for fetching info. */
8511static void __devinit tg3_nvram_init(struct tg3 *tp)
8512{
8513 int j;
8514
8515 if (tp->tg3_flags2 & TG3_FLG2_SUN_570X)
8516 return;
8517
8518 tw32_f(GRC_EEPROM_ADDR,
8519 (EEPROM_ADDR_FSM_RESET |
8520 (EEPROM_DEFAULT_CLOCK_PERIOD <<
8521 EEPROM_ADDR_CLKPERD_SHIFT)));
8522
8523 /* XXX schedule_timeout() ... */
8524 for (j = 0; j < 100; j++)
8525 udelay(10);
8526
8527 /* Enable seeprom accesses. */
8528 tw32_f(GRC_LOCAL_CTRL,
8529 tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);
8530 udelay(100);
8531
8532 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
8533 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
8534 tp->tg3_flags |= TG3_FLAG_NVRAM;
8535
381291b7 8536 tg3_nvram_lock(tp);
e6af301b 8537 tg3_enable_nvram_access(tp);
1da177e4 8538
361b4ac2
MC		 8539 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
8540 tg3_get_5752_nvram_info(tp);
8541 else
8542 tg3_get_nvram_info(tp);
8543
1da177e4
LT		 8544 tg3_get_nvram_size(tp);
8545
e6af301b 8546 tg3_disable_nvram_access(tp);
381291b7 8547 tg3_nvram_unlock(tp);
1da177e4
LT		 8548
8549 } else {
8550 tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
8551
8552 tg3_get_eeprom_size(tp);
8553 }
8554}
8555
8556static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
8557 u32 offset, u32 *val)
8558{
8559 u32 tmp;
8560 int i;
8561
8562 if (offset > EEPROM_ADDR_ADDR_MASK ||
8563 (offset % 4) != 0)
8564 return -EINVAL;
8565
8566 tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
8567 EEPROM_ADDR_DEVID_MASK |
8568 EEPROM_ADDR_READ);
8569 tw32(GRC_EEPROM_ADDR,
8570 tmp |
8571 (0 << EEPROM_ADDR_DEVID_SHIFT) |
8572 ((offset << EEPROM_ADDR_ADDR_SHIFT) &
8573 EEPROM_ADDR_ADDR_MASK) |
8574 EEPROM_ADDR_READ | EEPROM_ADDR_START);
8575
8576 for (i = 0; i < 10000; i++) {
8577 tmp = tr32(GRC_EEPROM_ADDR);
8578
8579 if (tmp & EEPROM_ADDR_COMPLETE)
8580 break;
8581 udelay(100);
8582 }
8583 if (!(tmp & EEPROM_ADDR_COMPLETE))
8584 return -EBUSY;
8585
8586 *val = tr32(GRC_EEPROM_DATA);
8587 return 0;
8588}
8589
8590#define NVRAM_CMD_TIMEOUT 10000
8591
8592static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
8593{
8594 int i;
8595
8596 tw32(NVRAM_CMD, nvram_cmd);
8597 for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
8598 udelay(10);
8599 if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
8600 udelay(10);
8601 break;
8602 }
8603 }
8604 if (i == NVRAM_CMD_TIMEOUT) {
8605 return -EBUSY;
8606 }
8607 return 0;
8608}
8609
8610static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
8611{
8612 int ret;
8613
8614 if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
8615 printk(KERN_ERR PFX "Attempt to do nvram_read on Sun 570X\n");
8616 return -EINVAL;
8617 }
8618
8619 if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
8620 return tg3_nvram_read_using_eeprom(tp, offset, val);
8621
8622 if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
8623 (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
8624 (tp->nvram_jedecnum == JEDEC_ATMEL)) {
8625
8626 offset = ((offset / tp->nvram_pagesize) <<
8627 ATMEL_AT45DB0X1B_PAGE_POS) +
8628 (offset % tp->nvram_pagesize);
8629 }
8630
8631 if (offset > NVRAM_ADDR_MSK)
8632 return -EINVAL;
8633
8634 tg3_nvram_lock(tp);
8635
e6af301b 8636 tg3_enable_nvram_access(tp);
1da177e4
LT		 8637
8638 tw32(NVRAM_ADDR, offset);
8639 ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
8640 NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
8641
8642 if (ret == 0)
8643 *val = swab32(tr32(NVRAM_RDDATA));
8644
e6af301b 8645 tg3_disable_nvram_access(tp);
1da177e4 8646
381291b7
MC		 8647 tg3_nvram_unlock(tp);
8648
1da177e4
LT		 8649 return ret;
8650}
8651
8652static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
8653 u32 offset, u32 len, u8 *buf)
8654{
8655 int i, j, rc = 0;
8656 u32 val;
8657
8658 for (i = 0; i < len; i += 4) {
8659 u32 addr, data;
8660
8661 addr = offset + i;
8662
8663 memcpy(&data, buf + i, 4);
8664
8665 tw32(GRC_EEPROM_DATA, cpu_to_le32(data));
8666
8667 val = tr32(GRC_EEPROM_ADDR);
8668 tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
8669
8670 val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK |
8671 EEPROM_ADDR_READ);
8672 tw32(GRC_EEPROM_ADDR, val |
8673 (0 << EEPROM_ADDR_DEVID_SHIFT) |
8674 (addr & EEPROM_ADDR_ADDR_MASK) |
8675 EEPROM_ADDR_START |
8676 EEPROM_ADDR_WRITE);
8677
8678 for (j = 0; j < 10000; j++) {
8679 val = tr32(GRC_EEPROM_ADDR);
8680
8681 if (val & EEPROM_ADDR_COMPLETE)
8682 break;
8683 udelay(100);
8684 }
8685 if (!(val & EEPROM_ADDR_COMPLETE)) {
8686 rc = -EBUSY;
8687 break;
8688 }
8689 }
8690
8691 return rc;
8692}
8693
8694/* offset and length are dword aligned */
8695static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
8696 u8 *buf)
8697{
8698 int ret = 0;
8699 u32 pagesize = tp->nvram_pagesize;
8700 u32 pagemask = pagesize - 1;
8701 u32 nvram_cmd;
8702 u8 *tmp;
8703
8704 tmp = kmalloc(pagesize, GFP_KERNEL);
8705 if (tmp == NULL)
8706 return -ENOMEM;
8707
8708 while (len) {
8709 int j;
e6af301b 8710 u32 phy_addr, page_off, size;
1da177e4
LT		 8711
8712 phy_addr = offset & ~pagemask;
8713
8714 for (j = 0; j < pagesize; j += 4) {
8715 if ((ret = tg3_nvram_read(tp, phy_addr + j,
8716 (u32 *) (tmp + j))))
8717 break;
8718 }
8719 if (ret)
8720 break;
8721
8722 page_off = offset & pagemask;
8723 size = pagesize;
8724 if (len < size)
8725 size = len;
8726
8727 len -= size;
8728
8729 memcpy(tmp + page_off, buf, size);
8730
8731 offset = offset + (pagesize - page_off);
8732
381291b7
MC		 8733 /* Nvram lock released by tg3_nvram_read() above,
8734 * so need to get it again.
8735 */
8736 tg3_nvram_lock(tp);
e6af301b 8737 tg3_enable_nvram_access(tp);
1da177e4
LT		 8738
8739 /*
8740 * Before we can erase the flash page, we need
8741 * to issue a special "write enable" command.
8742 */
8743 nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
8744
8745 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
8746 break;
8747
8748 /* Erase the target page */
8749 tw32(NVRAM_ADDR, phy_addr);
8750
8751 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
8752 NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
8753
8754 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
8755 break;
8756
8757 /* Issue another write enable to start the write. */
8758 nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
8759
8760 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
8761 break;
8762
8763 for (j = 0; j < pagesize; j += 4) {
8764 u32 data;
8765
8766 data = *((u32 *) (tmp + j));
8767 tw32(NVRAM_WRDATA, cpu_to_be32(data));
8768
8769 tw32(NVRAM_ADDR, phy_addr + j);
8770
8771 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE |
8772 NVRAM_CMD_WR;
8773
8774 if (j == 0)
8775 nvram_cmd |= NVRAM_CMD_FIRST;
8776 else if (j == (pagesize - 4))
8777 nvram_cmd |= NVRAM_CMD_LAST;
8778
8779 if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
8780 break;
8781 }
8782 if (ret)
8783 break;
8784 }
8785
8786 nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE;
8787 tg3_nvram_exec_cmd(tp, nvram_cmd);
8788
8789 kfree(tmp);
8790
8791 return ret;
8792}
8793
8794/* offset and length are dword aligned */
8795static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
8796 u8 *buf)
8797{
8798 int i, ret = 0;
8799
8800 for (i = 0; i < len; i += 4, offset += 4) {
8801 u32 data, page_off, phy_addr, nvram_cmd;
8802
8803 memcpy(&data, buf + i, 4);
8804 tw32(NVRAM_WRDATA, cpu_to_be32(data));
8805
8806 page_off = offset % tp->nvram_pagesize;
8807
8808 if ((tp->tg3_flags2 & TG3_FLG2_FLASH) &&
8809 (tp->nvram_jedecnum == JEDEC_ATMEL)) {
8810
8811 phy_addr = ((offset / tp->nvram_pagesize) <<
8812 ATMEL_AT45DB0X1B_PAGE_POS) + page_off;
8813 }
8814 else {
8815 phy_addr = offset;
8816 }
8817
8818 tw32(NVRAM_ADDR, phy_addr);
8819
8820 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
8821
8822 if ((page_off == 0) || (i == 0))
8823 nvram_cmd |= NVRAM_CMD_FIRST;
8824 else if (page_off == (tp->nvram_pagesize - 4))
8825 nvram_cmd |= NVRAM_CMD_LAST;
8826
8827 if (i == (len - 4))
8828 nvram_cmd |= NVRAM_CMD_LAST;
8829
4c987487
MC		 8830 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752) &&
8831 (tp->nvram_jedecnum == JEDEC_ST) &&
8832 (nvram_cmd & NVRAM_CMD_FIRST)) {
1da177e4
LT		 8833
8834 if ((ret = tg3_nvram_exec_cmd(tp,
8835 NVRAM_CMD_WREN | NVRAM_CMD_GO |
8836 NVRAM_CMD_DONE)))
8837
8838 break;
8839 }
8840 if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
8841 /* We always do complete word writes to eeprom. */
8842 nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);
8843 }
8844
8845 if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
8846 break;
8847 }
8848 return ret;
8849}
8850
8851/* offset and length are dword aligned */
8852static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
8853{
8854 int ret;
8855
8856 if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
8857 printk(KERN_ERR PFX "Attempt to do nvram_write on Sun 570X\n");
8858 return -EINVAL;
8859 }
8860
8861 if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
314fba34
MC		 8862 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
8863 ~GRC_LCLCTRL_GPIO_OUTPUT1);
1da177e4
LT		 8864 udelay(40);
8865 }
8866
8867 if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) {
8868 ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf);
8869 }
8870 else {
8871 u32 grc_mode;
8872
8873 tg3_nvram_lock(tp);
8874
e6af301b
MC		 8875 tg3_enable_nvram_access(tp);
8876 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
8877 !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM))
1da177e4 8878 tw32(NVRAM_WRITE1, 0x406);
1da177e4
LT		 8879
8880 grc_mode = tr32(GRC_MODE);
8881 tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE);
8882
8883 if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) ||
8884 !(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
8885
8886 ret = tg3_nvram_write_block_buffered(tp, offset, len,
8887 buf);
8888 }
8889 else {
8890 ret = tg3_nvram_write_block_unbuffered(tp, offset, len,
8891 buf);
8892 }
8893
8894 grc_mode = tr32(GRC_MODE);
8895 tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE);
8896
e6af301b 8897 tg3_disable_nvram_access(tp);
1da177e4
LT		 8898 tg3_nvram_unlock(tp);
8899 }
8900
8901 if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
314fba34 8902 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
1da177e4
LT		 8903 udelay(40);
8904 }
8905
8906 return ret;
8907}
8908
8909struct subsys_tbl_ent {
8910 u16 subsys_vendor, subsys_devid;
8911 u32 phy_id;
8912};
8913
8914static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
8915 /* Broadcom boards. */
8916 { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
8917 { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
8918 { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
8919 { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 }, /* BCM95700A9 */
8920 { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
8921 { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
8922 { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 }, /* BCM95701A7 */
8923 { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
8924 { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
8925 { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */
8926 { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */
8927
8928 /* 3com boards. */
8929 { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
8930 { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
8931 { PCI_VENDOR_ID_3COM, 0x1004, 0 }, /* 3C996SX */
8932 { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
8933 { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */
8934
8935 /* DELL boards. */
8936 { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
8937 { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
8938 { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
8939 { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
8940
8941 /* Compaq boards. */
8942 { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
8943 { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
8944 { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 }, /* CHANGELING */
8945 { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
8946 { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */
8947
8948 /* IBM boards. */
8949 { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */
8950};
8951
8952static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp)
8953{
8954 int i;
8955
8956 for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) {
8957 if ((subsys_id_to_phy_id[i].subsys_vendor ==
8958 tp->pdev->subsystem_vendor) &&
8959 (subsys_id_to_phy_id[i].subsys_devid ==
8960 tp->pdev->subsystem_device))
8961 return &subsys_id_to_phy_id[i];
8962 }
8963 return NULL;
8964}
8965
7d0c41ef
MC		 8966/* Since this function may be called in D3-hot power state during
8967 * tg3_init_one(), only config cycles are allowed.
8968 */
8969static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
1da177e4 8970{
1da177e4 8971 u32 val;
7d0c41ef
MC		 8972
8973 /* Make sure register accesses (indirect or otherwise)
8974 * will function correctly.
8975 */
8976 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
8977 tp->misc_host_ctrl);
1da177e4
LT		 8978
8979 tp->phy_id = PHY_ID_INVALID;
7d0c41ef
MC		 8980 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
8981
1da177e4
LT		 8982 tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
8983 if (val == NIC_SRAM_DATA_SIG_MAGIC) {
8984 u32 nic_cfg, led_cfg;
7d0c41ef
MC		 8985 u32 nic_phy_id, ver, cfg2 = 0, eeprom_phy_id;
8986 int eeprom_phy_serdes = 0;
1da177e4
LT		 8987
8988 tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
8989 tp->nic_sram_data_cfg = nic_cfg;
8990
8991 tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver);
8992 ver >>= NIC_SRAM_DATA_VER_SHIFT;
8993 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
8994 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
8995 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) &&
8996 (ver > 0) && (ver < 0x100))
8997 tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2);
8998
1da177e4
LT		 8999 if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
9000 NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER)
9001 eeprom_phy_serdes = 1;
9002
9003 tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
9004 if (nic_phy_id != 0) {
9005 u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
9006 u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;
9007
9008 eeprom_phy_id = (id1 >> 16) << 10;
9009 eeprom_phy_id |= (id2 & 0xfc00) << 16;
9010 eeprom_phy_id |= (id2 & 0x03ff) << 0;
9011 } else
9012 eeprom_phy_id = 0;
9013
7d0c41ef 9014 tp->phy_id = eeprom_phy_id;
747e8f8b 9015 if (eeprom_phy_serdes) {
a4e2b347 9016 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
747e8f8b
MC		 9017 tp->tg3_flags2 |= TG3_FLG2_MII_SERDES;
9018 else
9019 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
9020 }
7d0c41ef 9021
cbf46853 9022 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 9023 led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK |
9024 SHASTA_EXT_LED_MODE_MASK);
cbf46853 9025 else
1da177e4
LT		 9026 led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK;
9027
9028 switch (led_cfg) {
9029 default:
9030 case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1:
9031 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
9032 break;
9033
9034 case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2:
9035 tp->led_ctrl = LED_CTRL_MODE_PHY_2;
9036 break;
9037
9038 case NIC_SRAM_DATA_CFG_LED_MODE_MAC:
9039 tp->led_ctrl = LED_CTRL_MODE_MAC;
9ba27794
MC		 9040
9041 /* Default to PHY_1_MODE if 0 (MAC_MODE) is
9042 * read on some older 5700/5701 bootcode.
9043 */
9044 if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
9045 ASIC_REV_5700 ||
9046 GET_ASIC_REV(tp->pci_chip_rev_id) ==
9047 ASIC_REV_5701)
9048 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
9049
1da177e4
LT		 9050 break;
9051
9052 case SHASTA_EXT_LED_SHARED:
9053 tp->led_ctrl = LED_CTRL_MODE_SHARED;
9054 if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
9055 tp->pci_chip_rev_id != CHIPREV_ID_5750_A1)
9056 tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
9057 LED_CTRL_MODE_PHY_2);
9058 break;
9059
9060 case SHASTA_EXT_LED_MAC:
9061 tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC;
9062 break;
9063
9064 case SHASTA_EXT_LED_COMBO:
9065 tp->led_ctrl = LED_CTRL_MODE_COMBO;
9066 if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)
9067 tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
9068 LED_CTRL_MODE_PHY_2);
9069 break;
9070
9071 };
9072
9073 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
9074 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) &&
9075 tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
9076 tp->led_ctrl = LED_CTRL_MODE_PHY_2;
9077
9078 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
9079 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
9080 (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP))
9081 tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
9082
9083 if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
9084 tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
cbf46853 9085 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 9086 tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
9087 }
9088 if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)
9089 tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP;
9090
9091 if (cfg2 & (1 << 17))
9092 tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING;
9093
9094 /* serdes signal pre-emphasis in register 0x590 set by */
9095 /* bootcode if bit 18 is set */
9096 if (cfg2 & (1 << 18))
9097 tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS;
9098 }
7d0c41ef
MC		 9099}
9100
9101static int __devinit tg3_phy_probe(struct tg3 *tp)
9102{
9103 u32 hw_phy_id_1, hw_phy_id_2;
9104 u32 hw_phy_id, hw_phy_id_masked;
9105 int err;
1da177e4
LT		 9106
9107 /* Reading the PHY ID register can conflict with ASF
9108 * firwmare access to the PHY hardware.
9109 */
9110 err = 0;
9111 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
9112 hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID;
9113 } else {
9114 /* Now read the physical PHY_ID from the chip and verify
9115 * that it is sane. If it doesn't look good, we fall back
9116 * to either the hard-coded table based PHY_ID and failing
9117 * that the value found in the eeprom area.
9118 */
9119 err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
9120 err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);
9121
9122 hw_phy_id = (hw_phy_id_1 & 0xffff) << 10;
9123 hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
9124 hw_phy_id |= (hw_phy_id_2 & 0x03ff) << 0;
9125
9126 hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;
9127 }
9128
9129 if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
9130 tp->phy_id = hw_phy_id;
9131 if (hw_phy_id_masked == PHY_ID_BCM8002)
9132 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
da6b2d01
MC		 9133 else
9134 tp->tg3_flags2 &= ~TG3_FLG2_PHY_SERDES;
1da177e4 9135 } else {
7d0c41ef
MC		 9136 if (tp->phy_id != PHY_ID_INVALID) {
9137 /* Do nothing, phy ID already set up in
9138 * tg3_get_eeprom_hw_cfg().
9139 */
1da177e4
LT		 9140 } else {
9141 struct subsys_tbl_ent *p;
9142
9143 /* No eeprom signature? Try the hardcoded
9144 * subsys device table.
9145 */
9146 p = lookup_by_subsys(tp);
9147 if (!p)
9148 return -ENODEV;
9149
9150 tp->phy_id = p->phy_id;
9151 if (!tp->phy_id ||
9152 tp->phy_id == PHY_ID_BCM8002)
9153 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
9154 }
9155 }
9156
747e8f8b 9157 if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) &&
1da177e4
LT		 9158 !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
9159 u32 bmsr, adv_reg, tg3_ctrl;
9160
9161 tg3_readphy(tp, MII_BMSR, &bmsr);
9162 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
9163 (bmsr & BMSR_LSTATUS))
9164 goto skip_phy_reset;
9165
9166 err = tg3_phy_reset(tp);
9167 if (err)
9168 return err;
9169
9170 adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL |
9171 ADVERTISE_100HALF | ADVERTISE_100FULL |
9172 ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
9173 tg3_ctrl = 0;
9174 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
9175 tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
9176 MII_TG3_CTRL_ADV_1000_FULL);
9177 if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
9178 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
9179 tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER |
9180 MII_TG3_CTRL_ENABLE_AS_MASTER);
9181 }
9182
9183 if (!tg3_copper_is_advertising_all(tp)) {
9184 tg3_writephy(tp, MII_ADVERTISE, adv_reg);
9185
9186 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
9187 tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
9188
9189 tg3_writephy(tp, MII_BMCR,
9190 BMCR_ANENABLE | BMCR_ANRESTART);
9191 }
9192 tg3_phy_set_wirespeed(tp);
9193
9194 tg3_writephy(tp, MII_ADVERTISE, adv_reg);
9195 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
9196 tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
9197 }
9198
9199skip_phy_reset:
9200 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
9201 err = tg3_init_5401phy_dsp(tp);
9202 if (err)
9203 return err;
9204 }
9205
9206 if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
9207 err = tg3_init_5401phy_dsp(tp);
9208 }
9209
747e8f8b 9210 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
1da177e4
LT		 9211 tp->link_config.advertising =
9212 (ADVERTISED_1000baseT_Half |
9213 ADVERTISED_1000baseT_Full |
9214 ADVERTISED_Autoneg |
9215 ADVERTISED_FIBRE);
9216 if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
9217 tp->link_config.advertising &=
9218 ~(ADVERTISED_1000baseT_Half |
9219 ADVERTISED_1000baseT_Full);
9220
9221 return err;
9222}
9223
9224static void __devinit tg3_read_partno(struct tg3 *tp)
9225{
9226 unsigned char vpd_data[256];
9227 int i;
9228
9229 if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
9230 /* Sun decided not to put the necessary bits in the
9231 * NVRAM of their onboard tg3 parts :(
9232 */
9233 strcpy(tp->board_part_number, "Sun 570X");
9234 return;
9235 }
9236
9237 for (i = 0; i < 256; i += 4) {
9238 u32 tmp;
9239
9240 if (tg3_nvram_read(tp, 0x100 + i, &tmp))
9241 goto out_not_found;
9242
9243 vpd_data[i + 0] = ((tmp >> 0) & 0xff);
9244 vpd_data[i + 1] = ((tmp >> 8) & 0xff);
9245 vpd_data[i + 2] = ((tmp >> 16) & 0xff);
9246 vpd_data[i + 3] = ((tmp >> 24) & 0xff);
9247 }
9248
9249 /* Now parse and find the part number. */
9250 for (i = 0; i < 256; ) {
9251 unsigned char val = vpd_data[i];
9252 int block_end;
9253
9254 if (val == 0x82 || val == 0x91) {
9255 i = (i + 3 +
9256 (vpd_data[i + 1] +
9257 (vpd_data[i + 2] << 8)));
9258 continue;
9259 }
9260
9261 if (val != 0x90)
9262 goto out_not_found;
9263
9264 block_end = (i + 3 +
9265 (vpd_data[i + 1] +
9266 (vpd_data[i + 2] << 8)));
9267 i += 3;
9268 while (i < block_end) {
9269 if (vpd_data[i + 0] == 'P' &&
9270 vpd_data[i + 1] == 'N') {
9271 int partno_len = vpd_data[i + 2];
9272
9273 if (partno_len > 24)
9274 goto out_not_found;
9275
9276 memcpy(tp->board_part_number,
9277 &vpd_data[i + 3],
9278 partno_len);
9279
9280 /* Success. */
9281 return;
9282 }
9283 }
9284
9285 /* Part number not found. */
9286 goto out_not_found;
9287 }
9288
9289out_not_found:
9290 strcpy(tp->board_part_number, "none");
9291}
9292
9293#ifdef CONFIG_SPARC64
9294static int __devinit tg3_is_sun_570X(struct tg3 *tp)
9295{
9296 struct pci_dev *pdev = tp->pdev;
9297 struct pcidev_cookie *pcp = pdev->sysdata;
9298
9299 if (pcp != NULL) {
9300 int node = pcp->prom_node;
9301 u32 venid;
9302 int err;
9303
9304 err = prom_getproperty(node, "subsystem-vendor-id",
9305 (char *) &venid, sizeof(venid));
9306 if (err == 0 || err == -1)
9307 return 0;
9308 if (venid == PCI_VENDOR_ID_SUN)
9309 return 1;
9310 }
9311 return 0;
9312}
9313#endif
9314
9315static int __devinit tg3_get_invariants(struct tg3 *tp)
9316{
9317 static struct pci_device_id write_reorder_chipsets[] = {
1da177e4
LT		 9318 { PCI_DEVICE(PCI_VENDOR_ID_AMD,
9319 PCI_DEVICE_ID_AMD_FE_GATE_700C) },
399de50b
MC		 9320 { PCI_DEVICE(PCI_VENDOR_ID_VIA,
9321 PCI_DEVICE_ID_VIA_8385_0) },
1da177e4
LT		 9322 { },
9323 };
9324 u32 misc_ctrl_reg;
9325 u32 cacheline_sz_reg;
9326 u32 pci_state_reg, grc_misc_cfg;
9327 u32 val;
9328 u16 pci_cmd;
9329 int err;
9330
9331#ifdef CONFIG_SPARC64
9332 if (tg3_is_sun_570X(tp))
9333 tp->tg3_flags2 |= TG3_FLG2_SUN_570X;
9334#endif
9335
1da177e4
LT		 9336 /* Force memory write invalidate off. If we leave it on,
9337 * then on 5700_BX chips we have to enable a workaround.
9338 * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary
9339 * to match the cacheline size. The Broadcom driver have this
9340 * workaround but turns MWI off all the times so never uses
9341 * it. This seems to suggest that the workaround is insufficient.
9342 */
9343 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
9344 pci_cmd &= ~PCI_COMMAND_INVALIDATE;
9345 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
9346
9347 /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
9348 * has the register indirect write enable bit set before
9349 * we try to access any of the MMIO registers. It is also
9350 * critical that the PCI-X hw workaround situation is decided
9351 * before that as well.
9352 */
9353 pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
9354 &misc_ctrl_reg);
9355
9356 tp->pci_chip_rev_id = (misc_ctrl_reg >>
9357 MISC_HOST_CTRL_CHIPREV_SHIFT);
9358
ff645bec
MC		 9359 /* Wrong chip ID in 5752 A0. This code can be removed later
9360 * as A0 is not in production.
9361 */
9362 if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
9363 tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
9364
6892914f
MC		 9365 /* If we have 5702/03 A1 or A2 on certain ICH chipsets,
9366 * we need to disable memory and use config. cycles
9367 * only to access all registers. The 5702/03 chips
9368 * can mistakenly decode the special cycles from the
9369 * ICH chipsets as memory write cycles, causing corruption
9370 * of register and memory space. Only certain ICH bridges
9371 * will drive special cycles with non-zero data during the
9372 * address phase which can fall within the 5703's address
9373 * range. This is not an ICH bug as the PCI spec allows
9374 * non-zero address during special cycles. However, only
9375 * these ICH bridges are known to drive non-zero addresses
9376 * during special cycles.
9377 *
9378 * Since special cycles do not cross PCI bridges, we only
9379 * enable this workaround if the 5703 is on the secondary
9380 * bus of these ICH bridges.
9381 */
9382 if ((tp->pci_chip_rev_id == CHIPREV_ID_5703_A1) ||
9383 (tp->pci_chip_rev_id == CHIPREV_ID_5703_A2)) {
9384 static struct tg3_dev_id {
9385 u32 vendor;
9386 u32 device;
9387 u32 rev;
9388 } ich_chipsets[] = {
9389 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_8,
9390 PCI_ANY_ID },
9391 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_8,
9392 PCI_ANY_ID },
9393 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_11,
9394 0xa },
9395 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_6,
9396 PCI_ANY_ID },
9397 { },
9398 };
9399 struct tg3_dev_id *pci_id = &ich_chipsets[0];
9400 struct pci_dev *bridge = NULL;
9401
9402 while (pci_id->vendor != 0) {
9403 bridge = pci_get_device(pci_id->vendor, pci_id->device,
9404 bridge);
9405 if (!bridge) {
9406 pci_id++;
9407 continue;
9408 }
9409 if (pci_id->rev != PCI_ANY_ID) {
9410 u8 rev;
9411
9412 pci_read_config_byte(bridge, PCI_REVISION_ID,
9413 &rev);
9414 if (rev > pci_id->rev)
9415 continue;
9416 }
9417 if (bridge->subordinate &&
9418 (bridge->subordinate->number ==
9419 tp->pdev->bus->number)) {
9420
9421 tp->tg3_flags2 |= TG3_FLG2_ICH_WORKAROUND;
9422 pci_dev_put(bridge);
9423 break;
9424 }
9425 }
9426 }
9427
4cf78e4f 9428 /* Find msi capability. */
a4e2b347
MC		 9429 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 ||
9430 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
9431 tp->tg3_flags2 |= TG3_FLG2_5780_CLASS;
4cf78e4f 9432 tp->msi_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_MSI);
a4e2b347 9433 }
4cf78e4f 9434
1da177e4
LT		 9435 /* Initialize misc host control in PCI block. */
9436 tp->misc_host_ctrl |= (misc_ctrl_reg &
9437 MISC_HOST_CTRL_CHIPREV);
9438 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
9439 tp->misc_host_ctrl);
9440
9441 pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
9442 &cacheline_sz_reg);
9443
9444 tp->pci_cacheline_sz = (cacheline_sz_reg >> 0) & 0xff;
9445 tp->pci_lat_timer = (cacheline_sz_reg >> 8) & 0xff;
9446 tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff;
9447 tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff;
9448
6708e5cc 9449 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
4cf78e4f 9450 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
a4e2b347 9451 (tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
6708e5cc
JL		 9452 tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
9453
1b440c56
JL		 9454 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||
9455 (tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
9456 tp->tg3_flags2 |= TG3_FLG2_5705_PLUS;
9457
bb7064dc 9458 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 9459 tp->tg3_flags2 |= TG3_FLG2_HW_TSO;
9460
0f893dc6
MC		 9461 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
9462 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 &&
9463 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752)
9464 tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
9465
1da177e4
LT		 9466 if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0)
9467 tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;
9468
399de50b
MC		 9469 /* If we have an AMD 762 or VIA K8T800 chipset, write
9470 * reordering to the mailbox registers done by the host
9471 * controller can cause major troubles. We read back from
9472 * every mailbox register write to force the writes to be
9473 * posted to the chip in order.
9474 */
9475 if (pci_dev_present(write_reorder_chipsets) &&
9476 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
9477 tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
9478
1da177e4
LT		 9479 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
9480 tp->pci_lat_timer < 64) {
9481 tp->pci_lat_timer = 64;
9482
9483 cacheline_sz_reg = ((tp->pci_cacheline_sz & 0xff) << 0);
9484 cacheline_sz_reg |= ((tp->pci_lat_timer & 0xff) << 8);
9485 cacheline_sz_reg |= ((tp->pci_hdr_type & 0xff) << 16);
9486 cacheline_sz_reg |= ((tp->pci_bist & 0xff) << 24);
9487
9488 pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
9489 cacheline_sz_reg);
9490 }
9491
9492 pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
9493 &pci_state_reg);
9494
9495 if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
9496 tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
9497
9498 /* If this is a 5700 BX chipset, and we are in PCI-X
9499 * mode, enable register write workaround.
9500 *
9501 * The workaround is to use indirect register accesses
9502 * for all chip writes not to mailbox registers.
9503 */
9504 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) {
9505 u32 pm_reg;
9506 u16 pci_cmd;
9507
9508 tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
9509
9510 /* The chip can have it's power management PCI config
9511 * space registers clobbered due to this bug.
9512 * So explicitly force the chip into D0 here.
9513 */
9514 pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
9515 &pm_reg);
9516 pm_reg &= ~PCI_PM_CTRL_STATE_MASK;
9517 pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */;
9518 pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
9519 pm_reg);
9520
9521 /* Also, force SERR#/PERR# in PCI command. */
9522 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
9523 pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
9524 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
9525 }
9526 }
9527
087fe256
MC		 9528 /* 5700 BX chips need to have their TX producer index mailboxes
9529 * written twice to workaround a bug.
9530 */
9531 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX)
9532 tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG;
9533
1da177e4
LT		 9534 /* Back to back register writes can cause problems on this chip,
9535 * the workaround is to read back all reg writes except those to
9536 * mailbox regs. See tg3_write_indirect_reg32().
9537 *
9538 * PCI Express 5750_A0 rev chips need this workaround too.
9539 */
9540 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
9541 ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
9542 tp->pci_chip_rev_id == CHIPREV_ID_5750_A0))
9543 tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG;
9544
9545 if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
9546 tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
9547 if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
9548 tp->tg3_flags |= TG3_FLAG_PCI_32BIT;
9549
9550 /* Chip-specific fixup from Broadcom driver */
9551 if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
9552 (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
9553 pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
9554 pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
9555 }
9556
1ee582d8 9557 /* Default fast path register access methods */
20094930 9558 tp->read32 = tg3_read32;
1ee582d8 9559 tp->write32 = tg3_write32;
09ee929c 9560 tp->read32_mbox = tg3_read32;
20094930 9561 tp->write32_mbox = tg3_write32;
1ee582d8
MC		 9562 tp->write32_tx_mbox = tg3_write32;
9563 tp->write32_rx_mbox = tg3_write32;
9564
9565 /* Various workaround register access methods */
9566 if (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG)
9567 tp->write32 = tg3_write_indirect_reg32;
9568 else if (tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG)
9569 tp->write32 = tg3_write_flush_reg32;
9570
9571 if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) ||
9572 (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) {
9573 tp->write32_tx_mbox = tg3_write32_tx_mbox;
9574 if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
9575 tp->write32_rx_mbox = tg3_write_flush_reg32;
9576 }
20094930 9577
6892914f
MC		 9578 if (tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND) {
9579 tp->read32 = tg3_read_indirect_reg32;
9580 tp->write32 = tg3_write_indirect_reg32;
9581 tp->read32_mbox = tg3_read_indirect_mbox;
9582 tp->write32_mbox = tg3_write_indirect_mbox;
9583 tp->write32_tx_mbox = tg3_write_indirect_mbox;
9584 tp->write32_rx_mbox = tg3_write_indirect_mbox;
9585
9586 iounmap(tp->regs);
22abe310 9587 tp->regs = NULL;
6892914f
MC		 9588
9589 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
9590 pci_cmd &= ~PCI_COMMAND_MEMORY;
9591 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
9592 }
9593
7d0c41ef
MC		 9594 /* Get eeprom hw config before calling tg3_set_power_state().
9595 * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be
9596 * determined before calling tg3_set_power_state() so that
9597 * we know whether or not to switch out of Vaux power.
9598 * When the flag is set, it means that GPIO1 is used for eeprom
9599 * write protect and also implies that it is a LOM where GPIOs
9600 * are not used to switch power.
9601 */
9602 tg3_get_eeprom_hw_cfg(tp);
9603
314fba34
MC		 9604 /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
9605 * GPIO1 driven high will bring 5700's external PHY out of reset.
9606 * It is also used as eeprom write protect on LOMs.
9607 */
9608 tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
9609 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
9610 (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
9611 tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
9612 GRC_LCLCTRL_GPIO_OUTPUT1);
3e7d83bc
MC		 9613 /* Unused GPIO3 must be driven as output on 5752 because there
9614 * are no pull-up resistors on unused GPIO pins.
9615 */
9616 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
9617 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
314fba34 9618
1da177e4
LT		 9619 /* Force the chip into D0. */
9620 err = tg3_set_power_state(tp, 0);
9621 if (err) {
9622 printk(KERN_ERR PFX "(%s) transition to D0 failed\n",
9623 pci_name(tp->pdev));
9624 return err;
9625 }
9626
9627 /* 5700 B0 chips do not support checksumming correctly due
9628 * to hardware bugs.
9629 */
9630 if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
9631 tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
9632
9633 /* Pseudo-header checksum is done by hardware logic and not
9634 * the offload processers, so make the chip do the pseudo-
9635 * header checksums on receive. For transmit it is more
9636 * convenient to do the pseudo-header checksum in software
9637 * as Linux does that on transmit for us in all cases.
9638 */
9639 tp->tg3_flags |= TG3_FLAG_NO_TX_PSEUDO_CSUM;
9640 tp->tg3_flags &= ~TG3_FLAG_NO_RX_PSEUDO_CSUM;
9641
9642 /* Derive initial jumbo mode from MTU assigned in
9643 * ether_setup() via the alloc_etherdev() call
9644 */
0f893dc6 9645 if (tp->dev->mtu > ETH_DATA_LEN &&
a4e2b347 9646 !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
0f893dc6 9647 tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
1da177e4
LT		 9648
9649 /* Determine WakeOnLan speed to use. */
9650 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
9651 tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
9652 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 ||
9653 tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) {
9654 tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB);
9655 } else {
9656 tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
9657 }
9658
9659 /* A few boards don't want Ethernet@WireSpeed phy feature */
9660 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
9661 ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
9662 (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
747e8f8b
MC		 9663 (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)) ||
9664 (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
1da177e4
LT		 9665 tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
9666
9667 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX ||
9668 GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX)
9669 tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG;
9670 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
9671 tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
9672
bb7064dc 9673 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
1da177e4
LT		 9674 tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
9675
1da177e4 9676 tp->coalesce_mode = 0;
1da177e4
LT		 9677 if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
9678 GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX)
9679 tp->coalesce_mode |= HOSTCC_MODE_32BYTE;
9680
9681 /* Initialize MAC MI mode, polling disabled. */
9682 tw32_f(MAC_MI_MODE, tp->mi_mode);
9683 udelay(80);
9684
9685 /* Initialize data/descriptor byte/word swapping. */
9686 val = tr32(GRC_MODE);
9687 val &= GRC_MODE_HOST_STACKUP;
9688 tw32(GRC_MODE, val | tp->grc_mode);
9689
9690 tg3_switch_clocks(tp);
9691
9692 /* Clear this out for sanity. */
9693 tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
9694
9695 pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
9696 &pci_state_reg);
9697 if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
9698 (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) {
9699 u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl);
9700
9701 if (chiprevid == CHIPREV_ID_5701_A0 ||
9702 chiprevid == CHIPREV_ID_5701_B0 ||
9703 chiprevid == CHIPREV_ID_5701_B2 ||
9704 chiprevid == CHIPREV_ID_5701_B5) {
9705 void __iomem *sram_base;
9706
9707 /* Write some dummy words into the SRAM status block
9708 * area, see if it reads back correctly. If the return
9709 * value is bad, force enable the PCIX workaround.
9710 */
9711 sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK;
9712
9713 writel(0x00000000, sram_base);
9714 writel(0x00000000, sram_base + 4);
9715 writel(0xffffffff, sram_base + 4);
9716 if (readl(sram_base) != 0x00000000)
9717 tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
9718 }
9719 }
9720
9721 udelay(50);
9722 tg3_nvram_init(tp);
9723
9724 grc_misc_cfg = tr32(GRC_MISC_CFG);
9725 grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
9726
9727 /* Broadcom's driver says that CIOBE multisplit has a bug */
9728#if 0
9729 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
9730 grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
9731 tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
9732 tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
9733 }
9734#endif
9735 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
9736 (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
9737 grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
9738 tp->tg3_flags2 |= TG3_FLG2_IS_5788;
9739
fac9b83e
DM		 9740 if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
9741 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700))
9742 tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS;
9743 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
9744 tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD |
9745 HOSTCC_MODE_CLRTICK_TXBD);
9746
9747 tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS;
9748 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
9749 tp->misc_host_ctrl);
9750 }
9751
1da177e4
LT		 9752 /* these are limited to 10/100 only */
9753 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
9754 (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
9755 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
9756 tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
9757 (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 ||
9758 tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 ||
9759 tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) ||
9760 (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
9761 (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F ||
9762 tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F)))
9763 tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
9764
9765 err = tg3_phy_probe(tp);
9766 if (err) {
9767 printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n",
9768 pci_name(tp->pdev), err);
9769 /* ... but do not return immediately ... */
9770 }
9771
9772 tg3_read_partno(tp);
9773
9774 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
9775 tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
9776 } else {
9777 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
9778 tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT;
9779 else
9780 tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
9781 }
9782
9783 /* 5700 {AX,BX} chips have a broken status block link
9784 * change bit implementation, so we must use the
9785 * status register in those cases.
9786 */
9787 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
9788 tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG;
9789 else
9790 tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG;
9791
9792 /* The led_ctrl is set during tg3_phy_probe, here we might
9793 * have to force the link status polling mechanism based
9794 * upon subsystem IDs.
9795 */
9796 if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
9797 !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
9798 tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT |
9799 TG3_FLAG_USE_LINKCHG_REG);
9800 }
9801
9802 /* For all SERDES we poll the MAC status register. */
9803 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
9804 tp->tg3_flags |= TG3_FLAG_POLL_SERDES;
9805 else
9806 tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES;
9807
1da177e4
LT		 9808 /* It seems all chips can get confused if TX buffers
9809 * straddle the 4GB address boundary in some cases.
9810 */
9811 tp->dev->hard_start_xmit = tg3_start_xmit;
9812
9813 tp->rx_offset = 2;
9814 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
9815 (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0)
9816 tp->rx_offset = 0;
9817
9818 /* By default, disable wake-on-lan. User can change this
9819 * using ETHTOOL_SWOL.
9820 */
9821 tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
9822
9823 return err;
9824}
9825
9826#ifdef CONFIG_SPARC64
9827static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
9828{
9829 struct net_device *dev = tp->dev;
9830 struct pci_dev *pdev = tp->pdev;
9831 struct pcidev_cookie *pcp = pdev->sysdata;
9832
9833 if (pcp != NULL) {
9834 int node = pcp->prom_node;
9835
9836 if (prom_getproplen(node, "local-mac-address") == 6) {
9837 prom_getproperty(node, "local-mac-address",
9838 dev->dev_addr, 6);
2ff43697 9839 memcpy(dev->perm_addr, dev->dev_addr, 6);
1da177e4
LT		 9840 return 0;
9841 }
9842 }
9843 return -ENODEV;
9844}
9845
9846static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp)
9847{
9848 struct net_device *dev = tp->dev;
9849
9850 memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
2ff43697 9851 memcpy(dev->perm_addr, idprom->id_ethaddr, 6);
1da177e4
LT		 9852 return 0;
9853}
9854#endif
9855
9856static int __devinit tg3_get_device_address(struct tg3 *tp)
9857{
9858 struct net_device *dev = tp->dev;
9859 u32 hi, lo, mac_offset;
9860
9861#ifdef CONFIG_SPARC64
9862 if (!tg3_get_macaddr_sparc(tp))
9863 return 0;
9864#endif
9865
9866 mac_offset = 0x7c;
4cf78e4f
MC		 9867 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
9868 !(tp->tg3_flags & TG3_FLG2_SUN_570X)) ||
a4e2b347 9869 (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
1da177e4
LT		 9870 if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
9871 mac_offset = 0xcc;
9872 if (tg3_nvram_lock(tp))
9873 tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
9874 else
9875 tg3_nvram_unlock(tp);
9876 }
9877
9878 /* First try to get it from MAC address mailbox. */
9879 tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
9880 if ((hi >> 16) == 0x484b) {
9881 dev->dev_addr[0] = (hi >> 8) & 0xff;
9882 dev->dev_addr[1] = (hi >> 0) & 0xff;
9883
9884 tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
9885 dev->dev_addr[2] = (lo >> 24) & 0xff;
9886 dev->dev_addr[3] = (lo >> 16) & 0xff;
9887 dev->dev_addr[4] = (lo >> 8) & 0xff;
9888 dev->dev_addr[5] = (lo >> 0) & 0xff;
9889 }
9890 /* Next, try NVRAM. */
9891 else if (!(tp->tg3_flags & TG3_FLG2_SUN_570X) &&
9892 !tg3_nvram_read(tp, mac_offset + 0, &hi) &&
9893 !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
9894 dev->dev_addr[0] = ((hi >> 16) & 0xff);
9895 dev->dev_addr[1] = ((hi >> 24) & 0xff);
9896 dev->dev_addr[2] = ((lo >> 0) & 0xff);
9897 dev->dev_addr[3] = ((lo >> 8) & 0xff);
9898 dev->dev_addr[4] = ((lo >> 16) & 0xff);
9899 dev->dev_addr[5] = ((lo >> 24) & 0xff);
9900 }
9901 /* Finally just fetch it out of the MAC control regs. */
9902 else {
9903 hi = tr32(MAC_ADDR_0_HIGH);
9904 lo = tr32(MAC_ADDR_0_LOW);
9905
9906 dev->dev_addr[5] = lo & 0xff;
9907 dev->dev_addr[4] = (lo >> 8) & 0xff;
9908 dev->dev_addr[3] = (lo >> 16) & 0xff;
9909 dev->dev_addr[2] = (lo >> 24) & 0xff;
9910 dev->dev_addr[1] = hi & 0xff;
9911 dev->dev_addr[0] = (hi >> 8) & 0xff;
9912 }
9913
9914 if (!is_valid_ether_addr(&dev->dev_addr[0])) {
9915#ifdef CONFIG_SPARC64
9916 if (!tg3_get_default_macaddr_sparc(tp))
9917 return 0;
9918#endif
9919 return -EINVAL;
9920 }
2ff43697 9921 memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
1da177e4
LT		 9922 return 0;
9923}
9924
59e6b434
DM		 9925#define BOUNDARY_SINGLE_CACHELINE 1
9926#define BOUNDARY_MULTI_CACHELINE 2
9927
9928static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
9929{
9930 int cacheline_size;
9931 u8 byte;
9932 int goal;
9933
9934 pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte);
9935 if (byte == 0)
9936 cacheline_size = 1024;
9937 else
9938 cacheline_size = (int) byte * 4;
9939
9940 /* On 5703 and later chips, the boundary bits have no
9941 * effect.
9942 */
9943 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
9944 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 &&
9945 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
9946 goto out;
9947
9948#if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC)
9949 goal = BOUNDARY_MULTI_CACHELINE;
9950#else
9951#if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA)
9952 goal = BOUNDARY_SINGLE_CACHELINE;
9953#else
9954 goal = 0;
9955#endif
9956#endif
9957
9958 if (!goal)
9959 goto out;
9960
9961 /* PCI controllers on most RISC systems tend to disconnect
9962 * when a device tries to burst across a cache-line boundary.
9963 * Therefore, letting tg3 do so just wastes PCI bandwidth.
9964 *
9965 * Unfortunately, for PCI-E there are only limited
9966 * write-side controls for this, and thus for reads
9967 * we will still get the disconnects. We'll also waste
9968 * these PCI cycles for both read and write for chips
9969 * other than 5700 and 5701 which do not implement the
9970 * boundary bits.
9971 */
9972 if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
9973 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
9974 switch (cacheline_size) {
9975 case 16:
9976 case 32:
9977 case 64:
9978 case 128:
9979 if (goal == BOUNDARY_SINGLE_CACHELINE) {
9980 val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX |
9981 DMA_RWCTRL_WRITE_BNDRY_128_PCIX);
9982 } else {
9983 val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
9984 DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
9985 }
9986 break;
9987
9988 case 256:
9989 val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX |
9990 DMA_RWCTRL_WRITE_BNDRY_256_PCIX);
9991 break;
9992
9993 default:
9994 val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
9995 DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
9996 break;
9997 };
9998 } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
9999 switch (cacheline_size) {
10000 case 16:
10001 case 32:
10002 case 64:
10003 if (goal == BOUNDARY_SINGLE_CACHELINE) {
10004 val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
10005 val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE;
10006 break;
10007 }
10008 /* fallthrough */
10009 case 128:
10010 default:
10011 val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
10012 val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE;
10013 break;
10014 };
10015 } else {
10016 switch (cacheline_size) {
10017 case 16:
10018 if (goal == BOUNDARY_SINGLE_CACHELINE) {
10019 val |= (DMA_RWCTRL_READ_BNDRY_16 |
10020 DMA_RWCTRL_WRITE_BNDRY_16);
10021 break;
10022 }
10023 /* fallthrough */
10024 case 32:
10025 if (goal == BOUNDARY_SINGLE_CACHELINE) {
10026 val |= (DMA_RWCTRL_READ_BNDRY_32 |
10027 DMA_RWCTRL_WRITE_BNDRY_32);
10028 break;
10029 }
10030 /* fallthrough */
10031 case 64:
10032 if (goal == BOUNDARY_SINGLE_CACHELINE) {
10033 val |= (DMA_RWCTRL_READ_BNDRY_64 |
10034 DMA_RWCTRL_WRITE_BNDRY_64);
10035 break;
10036 }
10037 /* fallthrough */
10038 case 128:
10039 if (goal == BOUNDARY_SINGLE_CACHELINE) {
10040 val |= (DMA_RWCTRL_READ_BNDRY_128 |
10041 DMA_RWCTRL_WRITE_BNDRY_128);
10042 break;
10043 }
10044 /* fallthrough */
10045 case 256:
10046 val |= (DMA_RWCTRL_READ_BNDRY_256 |
10047 DMA_RWCTRL_WRITE_BNDRY_256);
10048 break;
10049 case 512:
10050 val |= (DMA_RWCTRL_READ_BNDRY_512 |
10051 DMA_RWCTRL_WRITE_BNDRY_512);
10052 break;
10053 case 1024:
10054 default:
10055 val |= (DMA_RWCTRL_READ_BNDRY_1024 |
10056 DMA_RWCTRL_WRITE_BNDRY_1024);
10057 break;
10058 };
10059 }
10060
10061out:
10062 return val;
10063}
10064
1da177e4
LT		 10065static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device)
10066{
10067 struct tg3_internal_buffer_desc test_desc;
10068 u32 sram_dma_descs;
10069 int i, ret;
10070
10071 sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE;
10072
10073 tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0);
10074 tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0);
10075 tw32(RDMAC_STATUS, 0);
10076 tw32(WDMAC_STATUS, 0);
10077
10078 tw32(BUFMGR_MODE, 0);
10079 tw32(FTQ_RESET, 0);
10080
10081 test_desc.addr_hi = ((u64) buf_dma) >> 32;
10082 test_desc.addr_lo = buf_dma & 0xffffffff;
10083 test_desc.nic_mbuf = 0x00002100;
10084 test_desc.len = size;
10085
10086 /*
10087 * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz
10088 * the *second* time the tg3 driver was getting loaded after an
10089 * initial scan.
10090 *
10091 * Broadcom tells me:
10092 * ...the DMA engine is connected to the GRC block and a DMA
10093 * reset may affect the GRC block in some unpredictable way...
10094 * The behavior of resets to individual blocks has not been tested.
10095 *
10096 * Broadcom noted the GRC reset will also reset all sub-components.
10097 */
10098 if (to_device) {
10099 test_desc.cqid_sqid = (13 << 8) | 2;
10100
10101 tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE);
10102 udelay(40);
10103 } else {
10104 test_desc.cqid_sqid = (16 << 8) | 7;
10105
10106 tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE);
10107 udelay(40);
10108 }
10109 test_desc.flags = 0x00000005;
10110
10111 for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) {
10112 u32 val;
10113
10114 val = *(((u32 *)&test_desc) + i);
10115 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR,
10116 sram_dma_descs + (i * sizeof(u32)));
10117 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
10118 }
10119 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
10120
10121 if (to_device) {
10122 tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs);
10123 } else {
10124 tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs);
10125 }
10126
10127 ret = -ENODEV;
10128 for (i = 0; i < 40; i++) {
10129 u32 val;
10130
10131 if (to_device)
10132 val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ);
10133 else
10134 val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ);
10135 if ((val & 0xffff) == sram_dma_descs) {
10136 ret = 0;
10137 break;
10138 }
10139
10140 udelay(100);
10141 }
10142
10143 return ret;
10144}
10145
ded7340d 10146#define TEST_BUFFER_SIZE 0x2000
1da177e4
LT		 10147
10148static int __devinit tg3_test_dma(struct tg3 *tp)
10149{
10150 dma_addr_t buf_dma;
59e6b434 10151 u32 *buf, saved_dma_rwctrl;
1da177e4
LT		 10152 int ret;
10153
10154 buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma);
10155 if (!buf) {
10156 ret = -ENOMEM;
10157 goto out_nofree;
10158 }
10159
10160 tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
10161 (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT));
10162
59e6b434 10163 tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
1da177e4
LT		 10164
10165 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
10166 /* DMA read watermark not used on PCIE */
10167 tp->dma_rwctrl |= 0x00180000;
10168 } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
85e94ced
MC		 10169 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
10170 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
1da177e4
LT		 10171 tp->dma_rwctrl |= 0x003f0000;
10172 else
10173 tp->dma_rwctrl |= 0x003f000f;
10174 } else {
10175 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
10176 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
10177 u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f);
10178
10179 if (ccval == 0x6 || ccval == 0x7)
10180 tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
10181
59e6b434 10182 /* Set bit 23 to enable PCIX hw bug fix */
1da177e4 10183 tp->dma_rwctrl |= 0x009f0000;
4cf78e4f
MC		 10184 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
10185 /* 5780 always in PCIX mode */
10186 tp->dma_rwctrl |= 0x00144000;
a4e2b347
MC		 10187 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
10188 /* 5714 always in PCIX mode */
10189 tp->dma_rwctrl |= 0x00148000;
1da177e4
LT		 10190 } else {
10191 tp->dma_rwctrl |= 0x001b000f;
10192 }
10193 }
10194
10195 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
10196 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
10197 tp->dma_rwctrl &= 0xfffffff0;
10198
10199 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
10200 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
10201 /* Remove this if it causes problems for some boards. */
10202 tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT;
10203
10204 /* On 5700/5701 chips, we need to set this bit.
10205 * Otherwise the chip will issue cacheline transactions
10206 * to streamable DMA memory with not all the byte
10207 * enables turned on. This is an error on several
10208 * RISC PCI controllers, in particular sparc64.
10209 *
10210 * On 5703/5704 chips, this bit has been reassigned
10211 * a different meaning. In particular, it is used
10212 * on those chips to enable a PCI-X workaround.
10213 */
10214 tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;
10215 }
10216
10217 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10218
10219#if 0
10220 /* Unneeded, already done by tg3_get_invariants. */
10221 tg3_switch_clocks(tp);
10222#endif
10223
10224 ret = 0;
10225 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
10226 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
10227 goto out;
10228
59e6b434
DM		 10229 /* It is best to perform DMA test with maximum write burst size
10230 * to expose the 5700/5701 write DMA bug.
10231 */
10232 saved_dma_rwctrl = tp->dma_rwctrl;
10233 tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
10234 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10235
1da177e4
LT		 10236 while (1) {
10237 u32 *p = buf, i;
10238
10239 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++)
10240 p[i] = i;
10241
10242 /* Send the buffer to the chip. */
10243 ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1);
10244 if (ret) {
10245 printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret);
10246 break;
10247 }
10248
10249#if 0
10250 /* validate data reached card RAM correctly. */
10251 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
10252 u32 val;
10253 tg3_read_mem(tp, 0x2100 + (i*4), &val);
10254 if (le32_to_cpu(val) != p[i]) {
10255 printk(KERN_ERR " tg3_test_dma() Card buffer corrupted on write! (%d != %d)\n", val, i);
10256 /* ret = -ENODEV here? */
10257 }
10258 p[i] = 0;
10259 }
10260#endif
10261 /* Now read it back. */
10262 ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0);
10263 if (ret) {
10264 printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret);
10265
10266 break;
10267 }
10268
10269 /* Verify it. */
10270 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
10271 if (p[i] == i)
10272 continue;
10273
59e6b434
DM		 10274 if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
10275 DMA_RWCTRL_WRITE_BNDRY_16) {
10276 tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
1da177e4
LT		 10277 tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
10278 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10279 break;
10280 } else {
10281 printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i);
10282 ret = -ENODEV;
10283 goto out;
10284 }
10285 }
10286
10287 if (i == (TEST_BUFFER_SIZE / sizeof(u32))) {
10288 /* Success. */
10289 ret = 0;
10290 break;
10291 }
10292 }
59e6b434
DM		 10293 if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
10294 DMA_RWCTRL_WRITE_BNDRY_16) {
6d1cfbab
MC		 10295 static struct pci_device_id dma_wait_state_chipsets[] = {
10296 { PCI_DEVICE(PCI_VENDOR_ID_APPLE,
10297 PCI_DEVICE_ID_APPLE_UNI_N_PCI15) },
10298 { },
10299 };
10300
59e6b434 10301 /* DMA test passed without adjusting DMA boundary,
6d1cfbab
MC		 10302 * now look for chipsets that are known to expose the
10303 * DMA bug without failing the test.
59e6b434 10304 */
6d1cfbab
MC		 10305 if (pci_dev_present(dma_wait_state_chipsets)) {
10306 tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
10307 tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
10308 }
10309 else
10310 /* Safe to use the calculated DMA boundary. */
10311 tp->dma_rwctrl = saved_dma_rwctrl;
10312
59e6b434
DM		 10313 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10314 }
1da177e4
LT		 10315
10316out:
10317 pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma);
10318out_nofree:
10319 return ret;
10320}
10321
10322static void __devinit tg3_init_link_config(struct tg3 *tp)
10323{
10324 tp->link_config.advertising =
10325 (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
10326 ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
10327 ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
10328 ADVERTISED_Autoneg | ADVERTISED_MII);
10329 tp->link_config.speed = SPEED_INVALID;
10330 tp->link_config.duplex = DUPLEX_INVALID;
10331 tp->link_config.autoneg = AUTONEG_ENABLE;
10332 netif_carrier_off(tp->dev);
10333 tp->link_config.active_speed = SPEED_INVALID;
10334 tp->link_config.active_duplex = DUPLEX_INVALID;
10335 tp->link_config.phy_is_low_power = 0;
10336 tp->link_config.orig_speed = SPEED_INVALID;
10337 tp->link_config.orig_duplex = DUPLEX_INVALID;
10338 tp->link_config.orig_autoneg = AUTONEG_INVALID;
10339}
10340
10341static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
10342{
fdfec172
MC		 10343 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
10344 tp->bufmgr_config.mbuf_read_dma_low_water =
10345 DEFAULT_MB_RDMA_LOW_WATER_5705;
10346 tp->bufmgr_config.mbuf_mac_rx_low_water =
10347 DEFAULT_MB_MACRX_LOW_WATER_5705;
10348 tp->bufmgr_config.mbuf_high_water =
10349 DEFAULT_MB_HIGH_WATER_5705;
10350
10351 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
10352 DEFAULT_MB_RDMA_LOW_WATER_JUMBO_5780;
10353 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
10354 DEFAULT_MB_MACRX_LOW_WATER_JUMBO_5780;
10355 tp->bufmgr_config.mbuf_high_water_jumbo =
10356 DEFAULT_MB_HIGH_WATER_JUMBO_5780;
10357 } else {
10358 tp->bufmgr_config.mbuf_read_dma_low_water =
10359 DEFAULT_MB_RDMA_LOW_WATER;
10360 tp->bufmgr_config.mbuf_mac_rx_low_water =
10361 DEFAULT_MB_MACRX_LOW_WATER;
10362 tp->bufmgr_config.mbuf_high_water =
10363 DEFAULT_MB_HIGH_WATER;
10364
10365 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
10366 DEFAULT_MB_RDMA_LOW_WATER_JUMBO;
10367 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
10368 DEFAULT_MB_MACRX_LOW_WATER_JUMBO;
10369 tp->bufmgr_config.mbuf_high_water_jumbo =
10370 DEFAULT_MB_HIGH_WATER_JUMBO;
10371 }
1da177e4
LT		 10372
10373 tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER;
10374 tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER;
10375}
10376
10377static char * __devinit tg3_phy_string(struct tg3 *tp)
10378{
10379 switch (tp->phy_id & PHY_ID_MASK) {
10380 case PHY_ID_BCM5400: return "5400";
10381 case PHY_ID_BCM5401: return "5401";
10382 case PHY_ID_BCM5411: return "5411";
10383 case PHY_ID_BCM5701: return "5701";
10384 case PHY_ID_BCM5703: return "5703";
10385 case PHY_ID_BCM5704: return "5704";
10386 case PHY_ID_BCM5705: return "5705";
10387 case PHY_ID_BCM5750: return "5750";
85e94ced 10388 case PHY_ID_BCM5752: return "5752";
a4e2b347 10389 case PHY_ID_BCM5714: return "5714";
4cf78e4f 10390 case PHY_ID_BCM5780: return "5780";
1da177e4
LT		 10391 case PHY_ID_BCM8002: return "8002/serdes";
10392 case 0: return "serdes";
10393 default: return "unknown";
10394 };
10395}
10396
f9804ddb
MC		 10397static char * __devinit tg3_bus_string(struct tg3 *tp, char *str)
10398{
10399 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
10400 strcpy(str, "PCI Express");
10401 return str;
10402 } else if (tp->tg3_flags & TG3_FLAG_PCIX_MODE) {
10403 u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL) & 0x1f;
10404
10405 strcpy(str, "PCIX:");
10406
10407 if ((clock_ctrl == 7) ||
10408 ((tr32(GRC_MISC_CFG) & GRC_MISC_CFG_BOARD_ID_MASK) ==
10409 GRC_MISC_CFG_BOARD_ID_5704CIOBE))
10410 strcat(str, "133MHz");
10411 else if (clock_ctrl == 0)
10412 strcat(str, "33MHz");
10413 else if (clock_ctrl == 2)
10414 strcat(str, "50MHz");
10415 else if (clock_ctrl == 4)
10416 strcat(str, "66MHz");
10417 else if (clock_ctrl == 6)
10418 strcat(str, "100MHz");
10419 else if (clock_ctrl == 7)
10420 strcat(str, "133MHz");
10421 } else {
10422 strcpy(str, "PCI:");
10423 if (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED)
10424 strcat(str, "66MHz");
10425 else
10426 strcat(str, "33MHz");
10427 }
10428 if (tp->tg3_flags & TG3_FLAG_PCI_32BIT)
10429 strcat(str, ":32-bit");
10430 else
10431 strcat(str, ":64-bit");
10432 return str;
10433}
10434
1da177e4
LT		 10435static struct pci_dev * __devinit tg3_find_5704_peer(struct tg3 *tp)
10436{
10437 struct pci_dev *peer;
10438 unsigned int func, devnr = tp->pdev->devfn & ~7;
10439
10440 for (func = 0; func < 8; func++) {
10441 peer = pci_get_slot(tp->pdev->bus, devnr | func);
10442 if (peer && peer != tp->pdev)
10443 break;
10444 pci_dev_put(peer);
10445 }
16fe9d74
MC		 10446 /* 5704 can be configured in single-port mode, set peer to
10447 * tp->pdev in that case.
10448 */
10449 if (!peer) {
10450 peer = tp->pdev;
10451 return peer;
10452 }
1da177e4
LT		 10453
10454 /*
10455 * We don't need to keep the refcount elevated; there's no way
10456 * to remove one half of this device without removing the other
10457 */
10458 pci_dev_put(peer);
10459
10460 return peer;
10461}
10462
15f9850d
DM		 10463static void __devinit tg3_init_coal(struct tg3 *tp)
10464{
10465 struct ethtool_coalesce *ec = &tp->coal;
10466
10467 memset(ec, 0, sizeof(*ec));
10468 ec->cmd = ETHTOOL_GCOALESCE;
10469 ec->rx_coalesce_usecs = LOW_RXCOL_TICKS;
10470 ec->tx_coalesce_usecs = LOW_TXCOL_TICKS;
10471 ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES;
10472 ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES;
10473 ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT;
10474 ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT;
10475 ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT;
10476 ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT;
10477 ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS;
10478
10479 if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD |
10480 HOSTCC_MODE_CLRTICK_TXBD)) {
10481 ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS;
10482 ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS;
10483 ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS;
10484 ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS;
10485 }
d244c892
MC		 10486
10487 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
10488 ec->rx_coalesce_usecs_irq = 0;
10489 ec->tx_coalesce_usecs_irq = 0;
10490 ec->stats_block_coalesce_usecs = 0;
10491 }
15f9850d
DM		 10492}
10493
1da177e4
LT		 10494static int __devinit tg3_init_one(struct pci_dev *pdev,
10495 const struct pci_device_id *ent)
10496{
10497 static int tg3_version_printed = 0;
10498 unsigned long tg3reg_base, tg3reg_len;
10499 struct net_device *dev;
10500 struct tg3 *tp;
10501 int i, err, pci_using_dac, pm_cap;
f9804ddb 10502 char str[40];
1da177e4
LT		 10503
10504 if (tg3_version_printed++ == 0)
10505 printk(KERN_INFO "%s", version);
10506
10507 err = pci_enable_device(pdev);
10508 if (err) {
10509 printk(KERN_ERR PFX "Cannot enable PCI device, "
10510 "aborting.\n");
10511 return err;
10512 }
10513
10514 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
10515 printk(KERN_ERR PFX "Cannot find proper PCI device "
10516 "base address, aborting.\n");
10517 err = -ENODEV;
10518 goto err_out_disable_pdev;
10519 }
10520
10521 err = pci_request_regions(pdev, DRV_MODULE_NAME);
10522 if (err) {
10523 printk(KERN_ERR PFX "Cannot obtain PCI resources, "
10524 "aborting.\n");
10525 goto err_out_disable_pdev;
10526 }
10527
10528 pci_set_master(pdev);
10529
10530 /* Find power-management capability. */
10531 pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
10532 if (pm_cap == 0) {
10533 printk(KERN_ERR PFX "Cannot find PowerManagement capability, "
10534 "aborting.\n");
10535 err = -EIO;
10536 goto err_out_free_res;
10537 }
10538
10539 /* Configure DMA attributes. */
f9a5f7d3 10540 err = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
1da177e4
LT		 10541 if (!err) {
10542 pci_using_dac = 1;
f9a5f7d3 10543 err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
1da177e4
LT		 10544 if (err < 0) {
10545 printk(KERN_ERR PFX "Unable to obtain 64 bit DMA "
10546 "for consistent allocations\n");
10547 goto err_out_free_res;
10548 }
10549 } else {
f9a5f7d3 10550 err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
1da177e4
LT		 10551 if (err) {
10552 printk(KERN_ERR PFX "No usable DMA configuration, "
10553 "aborting.\n");
10554 goto err_out_free_res;
10555 }
10556 pci_using_dac = 0;
10557 }
10558
10559 tg3reg_base = pci_resource_start(pdev, 0);
10560 tg3reg_len = pci_resource_len(pdev, 0);
10561
10562 dev = alloc_etherdev(sizeof(*tp));
10563 if (!dev) {
10564 printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n");
10565 err = -ENOMEM;
10566 goto err_out_free_res;
10567 }
10568
10569 SET_MODULE_OWNER(dev);
10570 SET_NETDEV_DEV(dev, &pdev->dev);
10571
10572 if (pci_using_dac)
10573 dev->features |= NETIF_F_HIGHDMA;
10574 dev->features |= NETIF_F_LLTX;
10575#if TG3_VLAN_TAG_USED
10576 dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
10577 dev->vlan_rx_register = tg3_vlan_rx_register;
10578 dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid;
10579#endif
10580
10581 tp = netdev_priv(dev);
10582 tp->pdev = pdev;
10583 tp->dev = dev;
10584 tp->pm_cap = pm_cap;
10585 tp->mac_mode = TG3_DEF_MAC_MODE;
10586 tp->rx_mode = TG3_DEF_RX_MODE;
10587 tp->tx_mode = TG3_DEF_TX_MODE;
10588 tp->mi_mode = MAC_MI_MODE_BASE;
10589 if (tg3_debug > 0)
10590 tp->msg_enable = tg3_debug;
10591 else
10592 tp->msg_enable = TG3_DEF_MSG_ENABLE;
10593
10594 /* The word/byte swap controls here control register access byte
10595 * swapping. DMA data byte swapping is controlled in the GRC_MODE
10596 * setting below.
10597 */
10598 tp->misc_host_ctrl =
10599 MISC_HOST_CTRL_MASK_PCI_INT |
10600 MISC_HOST_CTRL_WORD_SWAP |
10601 MISC_HOST_CTRL_INDIR_ACCESS |
10602 MISC_HOST_CTRL_PCISTATE_RW;
10603
10604 /* The NONFRM (non-frame) byte/word swap controls take effect
10605 * on descriptor entries, anything which isn't packet data.
10606 *
10607 * The StrongARM chips on the board (one for tx, one for rx)
10608 * are running in big-endian mode.
10609 */
10610 tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
10611 GRC_MODE_WSWAP_NONFRM_DATA);
10612#ifdef __BIG_ENDIAN
10613 tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
10614#endif
10615 spin_lock_init(&tp->lock);
10616 spin_lock_init(&tp->tx_lock);
10617 spin_lock_init(&tp->indirect_lock);
10618 INIT_WORK(&tp->reset_task, tg3_reset_task, tp);
10619
10620 tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len);
10621 if (tp->regs == 0UL) {
10622 printk(KERN_ERR PFX "Cannot map device registers, "
10623 "aborting.\n");
10624 err = -ENOMEM;
10625 goto err_out_free_dev;
10626 }
10627
10628 tg3_init_link_config(tp);
10629
1da177e4
LT		 10630 tp->rx_pending = TG3_DEF_RX_RING_PENDING;
10631 tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
10632 tp->tx_pending = TG3_DEF_TX_RING_PENDING;
10633
10634 dev->open = tg3_open;
10635 dev->stop = tg3_close;
10636 dev->get_stats = tg3_get_stats;
10637 dev->set_multicast_list = tg3_set_rx_mode;
10638 dev->set_mac_address = tg3_set_mac_addr;
10639 dev->do_ioctl = tg3_ioctl;
10640 dev->tx_timeout = tg3_tx_timeout;
10641 dev->poll = tg3_poll;
10642 dev->ethtool_ops = &tg3_ethtool_ops;
10643 dev->weight = 64;
10644 dev->watchdog_timeo = TG3_TX_TIMEOUT;
10645 dev->change_mtu = tg3_change_mtu;
10646 dev->irq = pdev->irq;
10647#ifdef CONFIG_NET_POLL_CONTROLLER
10648 dev->poll_controller = tg3_poll_controller;
10649#endif
10650
10651 err = tg3_get_invariants(tp);
10652 if (err) {
10653 printk(KERN_ERR PFX "Problem fetching invariants of chip, "
10654 "aborting.\n");
10655 goto err_out_iounmap;
10656 }
10657
fdfec172 10658 tg3_init_bufmgr_config(tp);
1da177e4
LT		 10659
10660#if TG3_TSO_SUPPORT != 0
10661 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
10662 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
10663 }
10664 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
10665 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
10666 tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 ||
10667 (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
10668 tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
10669 } else {
10670 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
10671 }
10672
10673 /* TSO is off by default, user can enable using ethtool. */
10674#if 0
10675 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)
10676 dev->features |= NETIF_F_TSO;
10677#endif
10678
10679#endif
10680
10681 if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
10682 !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
10683 !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) {
10684 tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64;
10685 tp->rx_pending = 63;
10686 }
10687
10688 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
10689 tp->pdev_peer = tg3_find_5704_peer(tp);
10690
10691 err = tg3_get_device_address(tp);
10692 if (err) {
10693 printk(KERN_ERR PFX "Could not obtain valid ethernet address, "
10694 "aborting.\n");
10695 goto err_out_iounmap;
10696 }
10697
10698 /*
10699 * Reset chip in case UNDI or EFI driver did not shutdown
10700 * DMA self test will enable WDMAC and we'll see (spurious)
10701 * pending DMA on the PCI bus at that point.
10702 */
10703 if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) ||
10704 (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
10705 pci_save_state(tp->pdev);
10706 tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
944d980e 10707 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 10708 }
10709
10710 err = tg3_test_dma(tp);
10711 if (err) {
10712 printk(KERN_ERR PFX "DMA engine test failed, aborting.\n");
10713 goto err_out_iounmap;
10714 }
10715
10716 /* Tigon3 can do ipv4 only... and some chips have buggy
10717 * checksumming.
10718 */
10719 if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
10720 dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
10721 tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
10722 } else
10723 tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
10724
10725 if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
10726 dev->features &= ~NETIF_F_HIGHDMA;
10727
10728 /* flow control autonegotiation is default behavior */
10729 tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
10730
15f9850d
DM		 10731 tg3_init_coal(tp);
10732
7d3f4c97
DM		 10733 /* Now that we have fully setup the chip, save away a snapshot
10734 * of the PCI config space. We need to restore this after
10735 * GRC_MISC_CFG core clock resets and some resume events.
10736 */
10737 pci_save_state(tp->pdev);
10738
1da177e4
LT		 10739 err = register_netdev(dev);
10740 if (err) {
10741 printk(KERN_ERR PFX "Cannot register net device, "
10742 "aborting.\n");
10743 goto err_out_iounmap;
10744 }
10745
10746 pci_set_drvdata(pdev, dev);
10747
f9804ddb 10748 printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (%s) %sBaseT Ethernet ",
1da177e4
LT		 10749 dev->name,
10750 tp->board_part_number,
10751 tp->pci_chip_rev_id,
10752 tg3_phy_string(tp),
f9804ddb 10753 tg3_bus_string(tp, str),
1da177e4
LT		 10754 (tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100" : "10/100/1000");
10755
10756 for (i = 0; i < 6; i++)
10757 printk("%2.2x%c", dev->dev_addr[i],
10758 i == 5 ? '\n' : ':');
10759
10760 printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
10761 "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] "
10762 "TSOcap[%d] \n",
10763 dev->name,
10764 (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
10765 (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
10766 (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
10767 (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
10768 (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0,
10769 (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
10770 (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
59e6b434
DM		 10771 printk(KERN_INFO "%s: dma_rwctrl[%08x]\n",
10772 dev->name, tp->dma_rwctrl);
1da177e4
LT		 10773
10774 return 0;
10775
10776err_out_iounmap:
6892914f
MC		 10777 if (tp->regs) {
10778 iounmap(tp->regs);
22abe310 10779 tp->regs = NULL;
6892914f 10780 }
1da177e4
LT		 10781
10782err_out_free_dev:
10783 free_netdev(dev);
10784
10785err_out_free_res:
10786 pci_release_regions(pdev);
10787
10788err_out_disable_pdev:
10789 pci_disable_device(pdev);
10790 pci_set_drvdata(pdev, NULL);
10791 return err;
10792}
10793
10794static void __devexit tg3_remove_one(struct pci_dev *pdev)
10795{
10796 struct net_device *dev = pci_get_drvdata(pdev);
10797
10798 if (dev) {
10799 struct tg3 *tp = netdev_priv(dev);
10800
10801 unregister_netdev(dev);
6892914f
MC		 10802 if (tp->regs) {
10803 iounmap(tp->regs);
22abe310 10804 tp->regs = NULL;
6892914f 10805 }
1da177e4
LT		 10806 free_netdev(dev);
10807 pci_release_regions(pdev);
10808 pci_disable_device(pdev);
10809 pci_set_drvdata(pdev, NULL);
10810 }
10811}
10812
10813static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
10814{
10815 struct net_device *dev = pci_get_drvdata(pdev);
10816 struct tg3 *tp = netdev_priv(dev);
10817 int err;
10818
10819 if (!netif_running(dev))
10820 return 0;
10821
10822 tg3_netif_stop(tp);
10823
10824 del_timer_sync(&tp->timer);
10825
f47c11ee 10826 tg3_full_lock(tp, 1);
1da177e4 10827 tg3_disable_ints(tp);
f47c11ee 10828 tg3_full_unlock(tp);
1da177e4
LT		 10829
10830 netif_device_detach(dev);
10831
f47c11ee 10832 tg3_full_lock(tp, 0);
944d980e 10833 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
6a9eba15 10834 tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
f47c11ee 10835 tg3_full_unlock(tp);
1da177e4
LT		 10836
10837 err = tg3_set_power_state(tp, pci_choose_state(pdev, state));
10838 if (err) {
f47c11ee 10839 tg3_full_lock(tp, 0);
1da177e4 10840
6a9eba15 10841 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
1da177e4
LT		 10842 tg3_init_hw(tp);
10843
10844 tp->timer.expires = jiffies + tp->timer_offset;
10845 add_timer(&tp->timer);
10846
10847 netif_device_attach(dev);
10848 tg3_netif_start(tp);
10849
f47c11ee 10850 tg3_full_unlock(tp);
1da177e4
LT		 10851 }
10852
10853 return err;
10854}
10855
10856static int tg3_resume(struct pci_dev *pdev)
10857{
10858 struct net_device *dev = pci_get_drvdata(pdev);
10859 struct tg3 *tp = netdev_priv(dev);
10860 int err;
10861
10862 if (!netif_running(dev))
10863 return 0;
10864
10865 pci_restore_state(tp->pdev);
10866
10867 err = tg3_set_power_state(tp, 0);
10868 if (err)
10869 return err;
10870
10871 netif_device_attach(dev);
10872
f47c11ee 10873 tg3_full_lock(tp, 0);
1da177e4 10874
6a9eba15 10875 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
1da177e4
LT		 10876 tg3_init_hw(tp);
10877
10878 tp->timer.expires = jiffies + tp->timer_offset;
10879 add_timer(&tp->timer);
10880
1da177e4
LT		 10881 tg3_netif_start(tp);
10882
f47c11ee 10883 tg3_full_unlock(tp);
1da177e4
LT		 10884
10885 return 0;
10886}
10887
10888static struct pci_driver tg3_driver = {
10889 .name = DRV_MODULE_NAME,
10890 .id_table = tg3_pci_tbl,
10891 .probe = tg3_init_one,
10892 .remove = __devexit_p(tg3_remove_one),
10893 .suspend = tg3_suspend,
10894 .resume = tg3_resume
10895};
10896
10897static int __init tg3_init(void)
10898{
10899 return pci_module_init(&tg3_driver);
10900}
10901
10902static void __exit tg3_cleanup(void)
10903{
10904 pci_unregister_driver(&tg3_driver);
10905}
10906
10907module_init(tg3_init);
10908module_exit(tg3_cleanup);
Clone of davem's net-next-2.6 tree