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[NEIGH]: Add debugging check when adding timers.
[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MC		 10 * Derived from proprietary unpublished source code,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>
1da177e4
LT		 40
41#include <net/checksum.h>
42
43#include <asm/system.h>
44#include <asm/io.h>
45#include <asm/byteorder.h>
46#include <asm/uaccess.h>
47
48#ifdef CONFIG_SPARC64
49#include <asm/idprom.h>
50#include <asm/oplib.h>
51#include <asm/pbm.h>
52#endif
53
54#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
55#define TG3_VLAN_TAG_USED 1
56#else
57#define TG3_VLAN_TAG_USED 0
58#endif
59
60#ifdef NETIF_F_TSO
61#define TG3_TSO_SUPPORT 1
62#else
63#define TG3_TSO_SUPPORT 0
64#endif
65
66#include "tg3.h"
67
68#define DRV_MODULE_NAME "tg3"
69#define PFX DRV_MODULE_NAME ": "
1cbf0747
DM		 70#define DRV_MODULE_VERSION "3.40"
71#define DRV_MODULE_RELDATE "September 15, 2005"
1da177e4
LT		 72
73#define TG3_DEF_MAC_MODE 0
74#define TG3_DEF_RX_MODE 0
75#define TG3_DEF_TX_MODE 0
76#define TG3_DEF_MSG_ENABLE \
77 (NETIF_MSG_DRV | \
78 NETIF_MSG_PROBE | \
79 NETIF_MSG_LINK | \
80 NETIF_MSG_TIMER | \
81 NETIF_MSG_IFDOWN | \
82 NETIF_MSG_IFUP | \
83 NETIF_MSG_RX_ERR | \
84 NETIF_MSG_TX_ERR)
85
86/* length of time before we decide the hardware is borked,
87 * and dev->tx_timeout() should be called to fix the problem
88 */
89#define TG3_TX_TIMEOUT (5 * HZ)
90
91/* hardware minimum and maximum for a single frame's data payload */
92#define TG3_MIN_MTU 60
93#define TG3_MAX_MTU(tp) \
0f893dc6 94 ((tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) ? 9000 : 1500)
1da177e4
LT		 95
96/* These numbers seem to be hard coded in the NIC firmware somehow.
97 * You can't change the ring sizes, but you can change where you place
98 * them in the NIC onboard memory.
99 */
100#define TG3_RX_RING_SIZE 512
101#define TG3_DEF_RX_RING_PENDING 200
102#define TG3_RX_JUMBO_RING_SIZE 256
103#define TG3_DEF_RX_JUMBO_RING_PENDING 100
104
105/* Do not place this n-ring entries value into the tp struct itself,
106 * we really want to expose these constants to GCC so that modulo et
107 * al. operations are done with shifts and masks instead of with
108 * hw multiply/modulo instructions. Another solution would be to
109 * replace things like '% foo' with '& (foo - 1)'.
110 */
111#define TG3_RX_RCB_RING_SIZE(tp) \
112 ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ? 512 : 1024)
113
114#define TG3_TX_RING_SIZE 512
115#define TG3_DEF_TX_RING_PENDING (TG3_TX_RING_SIZE - 1)
116
117#define TG3_RX_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
118 TG3_RX_RING_SIZE)
119#define TG3_RX_JUMBO_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
120 TG3_RX_JUMBO_RING_SIZE)
121#define TG3_RX_RCB_RING_BYTES(tp) (sizeof(struct tg3_rx_buffer_desc) * \
122 TG3_RX_RCB_RING_SIZE(tp))
123#define TG3_TX_RING_BYTES (sizeof(struct tg3_tx_buffer_desc) * \
124 TG3_TX_RING_SIZE)
1da177e4 125#define TX_BUFFS_AVAIL(TP) \
51b91468
MC		 126 ((TP)->tx_pending - \
127 (((TP)->tx_prod - (TP)->tx_cons) & (TG3_TX_RING_SIZE - 1)))
1da177e4
LT		 128#define NEXT_TX(N) (((N) + 1) & (TG3_TX_RING_SIZE - 1))
129
130#define RX_PKT_BUF_SZ (1536 + tp->rx_offset + 64)
131#define RX_JUMBO_PKT_BUF_SZ (9046 + tp->rx_offset + 64)
132
133/* minimum number of free TX descriptors required to wake up TX process */
134#define TG3_TX_WAKEUP_THRESH (TG3_TX_RING_SIZE / 4)
135
136/* number of ETHTOOL_GSTATS u64's */
137#define TG3_NUM_STATS (sizeof(struct tg3_ethtool_stats)/sizeof(u64))
138
4cafd3f5
MC		 139#define TG3_NUM_TEST 6
140
1da177e4
LT		 141static char version[] __devinitdata =
142 DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
143
144MODULE_AUTHOR("David S. Miller (davem@redhat.com) and Jeff Garzik (jgarzik@pobox.com)");
145MODULE_DESCRIPTION("Broadcom Tigon3 ethernet driver");
146MODULE_LICENSE("GPL");
147MODULE_VERSION(DRV_MODULE_VERSION);
148
149static int tg3_debug = -1; /* -1 == use TG3_DEF_MSG_ENABLE as value */
150module_param(tg3_debug, int, 0);
151MODULE_PARM_DESC(tg3_debug, "Tigon3 bitmapped debugging message enable value");
152
153static struct pci_device_id tg3_pci_tbl[] = {
154 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5700,
155 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
156 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5701,
157 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
158 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702,
159 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
160 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703,
161 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
162 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704,
163 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
164 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702FE,
165 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
166 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705,
167 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
168 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705_2,
169 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
170 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M,
171 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
172 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M_2,
173 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
174 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702X,
175 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
176 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703X,
177 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
178 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S,
179 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
180 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702A3,
181 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
182 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703A3,
183 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
184 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5782,
185 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
186 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5788,
187 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
188 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5789,
189 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
190 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901,
191 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
192 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901_2,
193 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
194 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S_2,
195 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
196 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705F,
197 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
198 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5720,
199 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
200 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5721,
201 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
202 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750,
203 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
204 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751,
205 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
206 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750M,
207 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
208 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751M,
209 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
210 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751F,
211 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
6e9017a7 212 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752,
af2bcd97 213 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
d8659255
XVP		 214 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752M,
215 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
1da177e4
LT		 216 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753,
217 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
218 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753M,
219 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
220 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753F,
221 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
4cf78e4f
MC		 222 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780,
223 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
224 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780S,
225 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
1da177e4
LT		 226 { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781,
227 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
228 { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX,
229 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
230 { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX,
231 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
232 { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000,
233 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
234 { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1001,
235 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
236 { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1003,
237 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
238 { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC9100,
239 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
240 { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_TIGON3,
241 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
242 { 0, }
243};
244
245MODULE_DEVICE_TABLE(pci, tg3_pci_tbl);
246
247static struct {
248 const char string[ETH_GSTRING_LEN];
249} ethtool_stats_keys[TG3_NUM_STATS] = {
250 { "rx_octets" },
251 { "rx_fragments" },
252 { "rx_ucast_packets" },
253 { "rx_mcast_packets" },
254 { "rx_bcast_packets" },
255 { "rx_fcs_errors" },
256 { "rx_align_errors" },
257 { "rx_xon_pause_rcvd" },
258 { "rx_xoff_pause_rcvd" },
259 { "rx_mac_ctrl_rcvd" },
260 { "rx_xoff_entered" },
261 { "rx_frame_too_long_errors" },
262 { "rx_jabbers" },
263 { "rx_undersize_packets" },
264 { "rx_in_length_errors" },
265 { "rx_out_length_errors" },
266 { "rx_64_or_less_octet_packets" },
267 { "rx_65_to_127_octet_packets" },
268 { "rx_128_to_255_octet_packets" },
269 { "rx_256_to_511_octet_packets" },
270 { "rx_512_to_1023_octet_packets" },
271 { "rx_1024_to_1522_octet_packets" },
272 { "rx_1523_to_2047_octet_packets" },
273 { "rx_2048_to_4095_octet_packets" },
274 { "rx_4096_to_8191_octet_packets" },
275 { "rx_8192_to_9022_octet_packets" },
276
277 { "tx_octets" },
278 { "tx_collisions" },
279
280 { "tx_xon_sent" },
281 { "tx_xoff_sent" },
282 { "tx_flow_control" },
283 { "tx_mac_errors" },
284 { "tx_single_collisions" },
285 { "tx_mult_collisions" },
286 { "tx_deferred" },
287 { "tx_excessive_collisions" },
288 { "tx_late_collisions" },
289 { "tx_collide_2times" },
290 { "tx_collide_3times" },
291 { "tx_collide_4times" },
292 { "tx_collide_5times" },
293 { "tx_collide_6times" },
294 { "tx_collide_7times" },
295 { "tx_collide_8times" },
296 { "tx_collide_9times" },
297 { "tx_collide_10times" },
298 { "tx_collide_11times" },
299 { "tx_collide_12times" },
300 { "tx_collide_13times" },
301 { "tx_collide_14times" },
302 { "tx_collide_15times" },
303 { "tx_ucast_packets" },
304 { "tx_mcast_packets" },
305 { "tx_bcast_packets" },
306 { "tx_carrier_sense_errors" },
307 { "tx_discards" },
308 { "tx_errors" },
309
310 { "dma_writeq_full" },
311 { "dma_write_prioq_full" },
312 { "rxbds_empty" },
313 { "rx_discards" },
314 { "rx_errors" },
315 { "rx_threshold_hit" },
316
317 { "dma_readq_full" },
318 { "dma_read_prioq_full" },
319 { "tx_comp_queue_full" },
320
321 { "ring_set_send_prod_index" },
322 { "ring_status_update" },
323 { "nic_irqs" },
324 { "nic_avoided_irqs" },
325 { "nic_tx_threshold_hit" }
326};
327
4cafd3f5
MC		 328static struct {
329 const char string[ETH_GSTRING_LEN];
330} ethtool_test_keys[TG3_NUM_TEST] = {
331 { "nvram test (online) " },
332 { "link test (online) " },
333 { "register test (offline)" },
334 { "memory test (offline)" },
335 { "loopback test (offline)" },
336 { "interrupt test (offline)" },
337};
338
1da177e4
LT		 339static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val)
340{
6892914f
MC		 341 unsigned long flags;
342
343 spin_lock_irqsave(&tp->indirect_lock, flags);
1ee582d8
MC		 344 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
345 pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
6892914f 346 spin_unlock_irqrestore(&tp->indirect_lock, flags);
1ee582d8
MC		 347}
348
349static void tg3_write_flush_reg32(struct tg3 *tp, u32 off, u32 val)
350{
351 writel(val, tp->regs + off);
352 readl(tp->regs + off);
1da177e4
LT		 353}
354
6892914f 355static u32 tg3_read_indirect_reg32(struct tg3 *tp, u32 off)
1da177e4 356{
6892914f
MC		 357 unsigned long flags;
358 u32 val;
359
360 spin_lock_irqsave(&tp->indirect_lock, flags);
361 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
362 pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val);
363 spin_unlock_irqrestore(&tp->indirect_lock, flags);
364 return val;
365}
366
367static void tg3_write_indirect_mbox(struct tg3 *tp, u32 off, u32 val)
368{
369 unsigned long flags;
370
371 if (off == (MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW)) {
372 pci_write_config_dword(tp->pdev, TG3PCI_RCV_RET_RING_CON_IDX +
373 TG3_64BIT_REG_LOW, val);
374 return;
375 }
376 if (off == (MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW)) {
377 pci_write_config_dword(tp->pdev, TG3PCI_STD_RING_PROD_IDX +
378 TG3_64BIT_REG_LOW, val);
379 return;
1da177e4 380 }
6892914f
MC		 381
382 spin_lock_irqsave(&tp->indirect_lock, flags);
383 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600);
384 pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
385 spin_unlock_irqrestore(&tp->indirect_lock, flags);
386
387 /* In indirect mode when disabling interrupts, we also need
388 * to clear the interrupt bit in the GRC local ctrl register.
389 */
390 if ((off == (MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW)) &&
391 (val == 0x1)) {
392 pci_write_config_dword(tp->pdev, TG3PCI_MISC_LOCAL_CTRL,
393 tp->grc_local_ctrl|GRC_LCLCTRL_CLEARINT);
394 }
395}
396
397static u32 tg3_read_indirect_mbox(struct tg3 *tp, u32 off)
398{
399 unsigned long flags;
400 u32 val;
401
402 spin_lock_irqsave(&tp->indirect_lock, flags);
403 pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600);
404 pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val);
405 spin_unlock_irqrestore(&tp->indirect_lock, flags);
406 return val;
407}
408
409static void _tw32_flush(struct tg3 *tp, u32 off, u32 val)
410{
411 tp->write32(tp, off, val);
412 if (!(tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) &&
413 !(tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG) &&
414 !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
415 tp->read32(tp, off); /* flush */
1da177e4
LT		 416}
417
09ee929c
MC		 418static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val)
419{
420 tp->write32_mbox(tp, off, val);
6892914f
MC		 421 if (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) &&
422 !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
423 tp->read32_mbox(tp, off);
09ee929c
MC		 424}
425
20094930 426static void tg3_write32_tx_mbox(struct tg3 *tp, u32 off, u32 val)
1da177e4
LT		 427{
428 void __iomem *mbox = tp->regs + off;
429 writel(val, mbox);
430 if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG)
431 writel(val, mbox);
432 if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
433 readl(mbox);
434}
435
20094930
MC		 436static void tg3_write32(struct tg3 *tp, u32 off, u32 val)
437{
438 writel(val, tp->regs + off);
439}
1da177e4 440
20094930
MC		 441static u32 tg3_read32(struct tg3 *tp, u32 off)
442{
443 return (readl(tp->regs + off));
444}
445
446#define tw32_mailbox(reg, val) tp->write32_mbox(tp, reg, val)
09ee929c 447#define tw32_mailbox_f(reg, val) tw32_mailbox_flush(tp, (reg), (val))
20094930
MC		 448#define tw32_rx_mbox(reg, val) tp->write32_rx_mbox(tp, reg, val)
449#define tw32_tx_mbox(reg, val) tp->write32_tx_mbox(tp, reg, val)
09ee929c 450#define tr32_mailbox(reg) tp->read32_mbox(tp, reg)
20094930
MC		 451
452#define tw32(reg,val) tp->write32(tp, reg, val)
1da177e4 453#define tw32_f(reg,val) _tw32_flush(tp,(reg),(val))
20094930 454#define tr32(reg) tp->read32(tp, reg)
1da177e4
LT		 455
456static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val)
457{
6892914f
MC		 458 unsigned long flags;
459
460 spin_lock_irqsave(&tp->indirect_lock, flags);
1da177e4
LT		 461 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
462 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
463
464 /* Always leave this as zero. */
465 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
6892914f 466 spin_unlock_irqrestore(&tp->indirect_lock, flags);
1da177e4
LT		 467}
468
469static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val)
470{
6892914f
MC		 471 unsigned long flags;
472
473 spin_lock_irqsave(&tp->indirect_lock, flags);
1da177e4
LT		 474 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
475 pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
476
477 /* Always leave this as zero. */
478 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
6892914f 479 spin_unlock_irqrestore(&tp->indirect_lock, flags);
1da177e4
LT		 480}
481
482static void tg3_disable_ints(struct tg3 *tp)
483{
484 tw32(TG3PCI_MISC_HOST_CTRL,
485 (tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT));
09ee929c 486 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
1da177e4
LT		 487}
488
489static inline void tg3_cond_int(struct tg3 *tp)
490{
38f3843e
MC		 491 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
492 (tp->hw_status->status & SD_STATUS_UPDATED))
1da177e4
LT		 493 tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
494}
495
496static void tg3_enable_ints(struct tg3 *tp)
497{
bbe832c0
MC		 498 tp->irq_sync = 0;
499 wmb();
500
1da177e4
LT		 501 tw32(TG3PCI_MISC_HOST_CTRL,
502 (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
09ee929c
MC		 503 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
504 (tp->last_tag << 24));
1da177e4
LT		 505 tg3_cond_int(tp);
506}
507
04237ddd
MC		 508static inline unsigned int tg3_has_work(struct tg3 *tp)
509{
510 struct tg3_hw_status *sblk = tp->hw_status;
511 unsigned int work_exists = 0;
512
513 /* check for phy events */
514 if (!(tp->tg3_flags &
515 (TG3_FLAG_USE_LINKCHG_REG |
516 TG3_FLAG_POLL_SERDES))) {
517 if (sblk->status & SD_STATUS_LINK_CHG)
518 work_exists = 1;
519 }
520 /* check for RX/TX work to do */
521 if (sblk->idx[0].tx_consumer != tp->tx_cons ||
522 sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
523 work_exists = 1;
524
525 return work_exists;
526}
527
1da177e4 528/* tg3_restart_ints
04237ddd
MC		 529 * similar to tg3_enable_ints, but it accurately determines whether there
530 * is new work pending and can return without flushing the PIO write
531 * which reenables interrupts
1da177e4
LT		 532 */
533static void tg3_restart_ints(struct tg3 *tp)
534{
fac9b83e
DM		 535 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
536 tp->last_tag << 24);
1da177e4
LT		 537 mmiowb();
538
fac9b83e
DM		 539 /* When doing tagged status, this work check is unnecessary.
540 * The last_tag we write above tells the chip which piece of
541 * work we've completed.
542 */
543 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
544 tg3_has_work(tp))
04237ddd
MC		 545 tw32(HOSTCC_MODE, tp->coalesce_mode |
546 (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
1da177e4
LT		 547}
548
549static inline void tg3_netif_stop(struct tg3 *tp)
550{
bbe832c0 551 tp->dev->trans_start = jiffies; /* prevent tx timeout */
1da177e4
LT		 552 netif_poll_disable(tp->dev);
553 netif_tx_disable(tp->dev);
554}
555
556static inline void tg3_netif_start(struct tg3 *tp)
557{
558 netif_wake_queue(tp->dev);
559 /* NOTE: unconditional netif_wake_queue is only appropriate
560 * so long as all callers are assured to have free tx slots
561 * (such as after tg3_init_hw)
562 */
563 netif_poll_enable(tp->dev);
f47c11ee
DM		 564 tp->hw_status->status |= SD_STATUS_UPDATED;
565 tg3_enable_ints(tp);
1da177e4
LT		 566}
567
568static void tg3_switch_clocks(struct tg3 *tp)
569{
570 u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);
571 u32 orig_clock_ctrl;
572
4cf78e4f
MC		 573 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
574 return;
575
1da177e4
LT		 576 orig_clock_ctrl = clock_ctrl;
577 clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN |
578 CLOCK_CTRL_CLKRUN_OENABLE |
579 0x1f);
580 tp->pci_clock_ctrl = clock_ctrl;
581
582 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
583 if (orig_clock_ctrl & CLOCK_CTRL_625_CORE) {
584 tw32_f(TG3PCI_CLOCK_CTRL,
585 clock_ctrl | CLOCK_CTRL_625_CORE);
586 udelay(40);
587 }
588 } else if ((orig_clock_ctrl & CLOCK_CTRL_44MHZ_CORE) != 0) {
589 tw32_f(TG3PCI_CLOCK_CTRL,
590 clock_ctrl |
591 (CLOCK_CTRL_44MHZ_CORE | CLOCK_CTRL_ALTCLK));
592 udelay(40);
593 tw32_f(TG3PCI_CLOCK_CTRL,
594 clock_ctrl | (CLOCK_CTRL_ALTCLK));
595 udelay(40);
596 }
597 tw32_f(TG3PCI_CLOCK_CTRL, clock_ctrl);
598 udelay(40);
599}
600
601#define PHY_BUSY_LOOPS 5000
602
603static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
604{
605 u32 frame_val;
606 unsigned int loops;
607 int ret;
608
609 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
610 tw32_f(MAC_MI_MODE,
611 (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
612 udelay(80);
613 }
614
615 *val = 0x0;
616
617 frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
618 MI_COM_PHY_ADDR_MASK);
619 frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
620 MI_COM_REG_ADDR_MASK);
621 frame_val |= (MI_COM_CMD_READ | MI_COM_START);
622
623 tw32_f(MAC_MI_COM, frame_val);
624
625 loops = PHY_BUSY_LOOPS;
626 while (loops != 0) {
627 udelay(10);
628 frame_val = tr32(MAC_MI_COM);
629
630 if ((frame_val & MI_COM_BUSY) == 0) {
631 udelay(5);
632 frame_val = tr32(MAC_MI_COM);
633 break;
634 }
635 loops -= 1;
636 }
637
638 ret = -EBUSY;
639 if (loops != 0) {
640 *val = frame_val & MI_COM_DATA_MASK;
641 ret = 0;
642 }
643
644 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
645 tw32_f(MAC_MI_MODE, tp->mi_mode);
646 udelay(80);
647 }
648
649 return ret;
650}
651
652static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
653{
654 u32 frame_val;
655 unsigned int loops;
656 int ret;
657
658 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
659 tw32_f(MAC_MI_MODE,
660 (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
661 udelay(80);
662 }
663
664 frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
665 MI_COM_PHY_ADDR_MASK);
666 frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
667 MI_COM_REG_ADDR_MASK);
668 frame_val |= (val & MI_COM_DATA_MASK);
669 frame_val |= (MI_COM_CMD_WRITE | MI_COM_START);
670
671 tw32_f(MAC_MI_COM, frame_val);
672
673 loops = PHY_BUSY_LOOPS;
674 while (loops != 0) {
675 udelay(10);
676 frame_val = tr32(MAC_MI_COM);
677 if ((frame_val & MI_COM_BUSY) == 0) {
678 udelay(5);
679 frame_val = tr32(MAC_MI_COM);
680 break;
681 }
682 loops -= 1;
683 }
684
685 ret = -EBUSY;
686 if (loops != 0)
687 ret = 0;
688
689 if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
690 tw32_f(MAC_MI_MODE, tp->mi_mode);
691 udelay(80);
692 }
693
694 return ret;
695}
696
697static void tg3_phy_set_wirespeed(struct tg3 *tp)
698{
699 u32 val;
700
701 if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED)
702 return;
703
704 if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007) &&
705 !tg3_readphy(tp, MII_TG3_AUX_CTRL, &val))
706 tg3_writephy(tp, MII_TG3_AUX_CTRL,
707 (val | (1 << 15) | (1 << 4)));
708}
709
710static int tg3_bmcr_reset(struct tg3 *tp)
711{
712 u32 phy_control;
713 int limit, err;
714
715 /* OK, reset it, and poll the BMCR_RESET bit until it
716 * clears or we time out.
717 */
718 phy_control = BMCR_RESET;
719 err = tg3_writephy(tp, MII_BMCR, phy_control);
720 if (err != 0)
721 return -EBUSY;
722
723 limit = 5000;
724 while (limit--) {
725 err = tg3_readphy(tp, MII_BMCR, &phy_control);
726 if (err != 0)
727 return -EBUSY;
728
729 if ((phy_control & BMCR_RESET) == 0) {
730 udelay(40);
731 break;
732 }
733 udelay(10);
734 }
735 if (limit <= 0)
736 return -EBUSY;
737
738 return 0;
739}
740
741static int tg3_wait_macro_done(struct tg3 *tp)
742{
743 int limit = 100;
744
745 while (limit--) {
746 u32 tmp32;
747
748 if (!tg3_readphy(tp, 0x16, &tmp32)) {
749 if ((tmp32 & 0x1000) == 0)
750 break;
751 }
752 }
753 if (limit <= 0)
754 return -EBUSY;
755
756 return 0;
757}
758
759static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
760{
761 static const u32 test_pat[4][6] = {
762 { 0x00005555, 0x00000005, 0x00002aaa, 0x0000000a, 0x00003456, 0x00000003 },
763 { 0x00002aaa, 0x0000000a, 0x00003333, 0x00000003, 0x0000789a, 0x00000005 },
764 { 0x00005a5a, 0x00000005, 0x00002a6a, 0x0000000a, 0x00001bcd, 0x00000003 },
765 { 0x00002a5a, 0x0000000a, 0x000033c3, 0x00000003, 0x00002ef1, 0x00000005 }
766 };
767 int chan;
768
769 for (chan = 0; chan < 4; chan++) {
770 int i;
771
772 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
773 (chan * 0x2000) | 0x0200);
774 tg3_writephy(tp, 0x16, 0x0002);
775
776 for (i = 0; i < 6; i++)
777 tg3_writephy(tp, MII_TG3_DSP_RW_PORT,
778 test_pat[chan][i]);
779
780 tg3_writephy(tp, 0x16, 0x0202);
781 if (tg3_wait_macro_done(tp)) {
782 *resetp = 1;
783 return -EBUSY;
784 }
785
786 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
787 (chan * 0x2000) | 0x0200);
788 tg3_writephy(tp, 0x16, 0x0082);
789 if (tg3_wait_macro_done(tp)) {
790 *resetp = 1;
791 return -EBUSY;
792 }
793
794 tg3_writephy(tp, 0x16, 0x0802);
795 if (tg3_wait_macro_done(tp)) {
796 *resetp = 1;
797 return -EBUSY;
798 }
799
800 for (i = 0; i < 6; i += 2) {
801 u32 low, high;
802
803 if (tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low) ||
804 tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high) ||
805 tg3_wait_macro_done(tp)) {
806 *resetp = 1;
807 return -EBUSY;
808 }
809 low &= 0x7fff;
810 high &= 0x000f;
811 if (low != test_pat[chan][i] ||
812 high != test_pat[chan][i+1]) {
813 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000b);
814 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4001);
815 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4005);
816
817 return -EBUSY;
818 }
819 }
820 }
821
822 return 0;
823}
824
825static int tg3_phy_reset_chanpat(struct tg3 *tp)
826{
827 int chan;
828
829 for (chan = 0; chan < 4; chan++) {
830 int i;
831
832 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
833 (chan * 0x2000) | 0x0200);
834 tg3_writephy(tp, 0x16, 0x0002);
835 for (i = 0; i < 6; i++)
836 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000);
837 tg3_writephy(tp, 0x16, 0x0202);
838 if (tg3_wait_macro_done(tp))
839 return -EBUSY;
840 }
841
842 return 0;
843}
844
845static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
846{
847 u32 reg32, phy9_orig;
848 int retries, do_phy_reset, err;
849
850 retries = 10;
851 do_phy_reset = 1;
852 do {
853 if (do_phy_reset) {
854 err = tg3_bmcr_reset(tp);
855 if (err)
856 return err;
857 do_phy_reset = 0;
858 }
859
860 /* Disable transmitter and interrupt. */
861 if (tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32))
862 continue;
863
864 reg32 |= 0x3000;
865 tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
866
867 /* Set full-duplex, 1000 mbps. */
868 tg3_writephy(tp, MII_BMCR,
869 BMCR_FULLDPLX | TG3_BMCR_SPEED1000);
870
871 /* Set to master mode. */
872 if (tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig))
873 continue;
874
875 tg3_writephy(tp, MII_TG3_CTRL,
876 (MII_TG3_CTRL_AS_MASTER |
877 MII_TG3_CTRL_ENABLE_AS_MASTER));
878
879 /* Enable SM_DSP_CLOCK and 6dB. */
880 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
881
882 /* Block the PHY control access. */
883 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
884 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800);
885
886 err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset);
887 if (!err)
888 break;
889 } while (--retries);
890
891 err = tg3_phy_reset_chanpat(tp);
892 if (err)
893 return err;
894
895 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
896 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000);
897
898 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
899 tg3_writephy(tp, 0x16, 0x0000);
900
901 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
902 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
903 /* Set Extended packet length bit for jumbo frames */
904 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4400);
905 }
906 else {
907 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
908 }
909
910 tg3_writephy(tp, MII_TG3_CTRL, phy9_orig);
911
912 if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32)) {
913 reg32 &= ~0x3000;
914 tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
915 } else if (!err)
916 err = -EBUSY;
917
918 return err;
919}
920
921/* This will reset the tigon3 PHY if there is no valid
922 * link unless the FORCE argument is non-zero.
923 */
924static int tg3_phy_reset(struct tg3 *tp)
925{
926 u32 phy_status;
927 int err;
928
929 err = tg3_readphy(tp, MII_BMSR, &phy_status);
930 err |= tg3_readphy(tp, MII_BMSR, &phy_status);
931 if (err != 0)
932 return -EBUSY;
933
934 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
935 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
936 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
937 err = tg3_phy_reset_5703_4_5(tp);
938 if (err)
939 return err;
940 goto out;
941 }
942
943 err = tg3_bmcr_reset(tp);
944 if (err)
945 return err;
946
947out:
948 if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) {
949 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
950 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
951 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x2aaa);
952 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
953 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0323);
954 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
955 }
956 if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) {
957 tg3_writephy(tp, 0x1c, 0x8d68);
958 tg3_writephy(tp, 0x1c, 0x8d68);
959 }
960 if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) {
961 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
962 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
963 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x310b);
964 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
965 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x9506);
966 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x401f);
967 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
968 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
969 }
970 /* Set Extended packet length bit (bit 14) on all chips that */
971 /* support jumbo frames */
972 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
973 /* Cannot do read-modify-write on 5401 */
974 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
0f893dc6 975 } else if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
1da177e4
LT		 976 u32 phy_reg;
977
978 /* Set bit 14 with read-modify-write to preserve other bits */
979 if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) &&
980 !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg))
981 tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
982 }
983
984 /* Set phy register 0x10 bit 0 to high fifo elasticity to support
985 * jumbo frames transmission.
986 */
0f893dc6 987 if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
1da177e4
LT		 988 u32 phy_reg;
989
990 if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg))
991 tg3_writephy(tp, MII_TG3_EXT_CTRL,
992 phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
993 }
994
995 tg3_phy_set_wirespeed(tp);
996 return 0;
997}
998
999static void tg3_frob_aux_power(struct tg3 *tp)
1000{
1001 struct tg3 *tp_peer = tp;
1002
1003 if ((tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) != 0)
1004 return;
1005
1006 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
1007 tp_peer = pci_get_drvdata(tp->pdev_peer);
1008 if (!tp_peer)
1009 BUG();
1010 }
1011
1012
1013 if ((tp->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
1014 (tp_peer->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0) {
1015 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1016 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1017 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1018 (GRC_LCLCTRL_GPIO_OE0 |
1019 GRC_LCLCTRL_GPIO_OE1 |
1020 GRC_LCLCTRL_GPIO_OE2 |
1021 GRC_LCLCTRL_GPIO_OUTPUT0 |
1022 GRC_LCLCTRL_GPIO_OUTPUT1));
1023 udelay(100);
1024 } else {
1025 u32 no_gpio2;
1026 u32 grc_local_ctrl;
1027
1028 if (tp_peer != tp &&
1029 (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
1030 return;
1031
1032 /* On 5753 and variants, GPIO2 cannot be used. */
1033 no_gpio2 = tp->nic_sram_data_cfg &
1034 NIC_SRAM_DATA_CFG_NO_GPIO2;
1035
1036 grc_local_ctrl = GRC_LCLCTRL_GPIO_OE0 |
1037 GRC_LCLCTRL_GPIO_OE1 |
1038 GRC_LCLCTRL_GPIO_OE2 |
1039 GRC_LCLCTRL_GPIO_OUTPUT1 |
1040 GRC_LCLCTRL_GPIO_OUTPUT2;
1041 if (no_gpio2) {
1042 grc_local_ctrl &= ~(GRC_LCLCTRL_GPIO_OE2 |
1043 GRC_LCLCTRL_GPIO_OUTPUT2);
1044 }
1045 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1046 grc_local_ctrl);
1047 udelay(100);
1048
1049 grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT0;
1050
1051 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1052 grc_local_ctrl);
1053 udelay(100);
1054
1055 if (!no_gpio2) {
1056 grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT2;
1057 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1058 grc_local_ctrl);
1059 udelay(100);
1060 }
1061 }
1062 } else {
1063 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
1064 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
1065 if (tp_peer != tp &&
1066 (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
1067 return;
1068
1069 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1070 (GRC_LCLCTRL_GPIO_OE1 |
1071 GRC_LCLCTRL_GPIO_OUTPUT1));
1072 udelay(100);
1073
1074 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1075 (GRC_LCLCTRL_GPIO_OE1));
1076 udelay(100);
1077
1078 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1079 (GRC_LCLCTRL_GPIO_OE1 |
1080 GRC_LCLCTRL_GPIO_OUTPUT1));
1081 udelay(100);
1082 }
1083 }
1084}
1085
1086static int tg3_setup_phy(struct tg3 *, int);
1087
1088#define RESET_KIND_SHUTDOWN 0
1089#define RESET_KIND_INIT 1
1090#define RESET_KIND_SUSPEND 2
1091
1092static void tg3_write_sig_post_reset(struct tg3 *, int);
1093static int tg3_halt_cpu(struct tg3 *, u32);
1094
1095static int tg3_set_power_state(struct tg3 *tp, int state)
1096{
1097 u32 misc_host_ctrl;
1098 u16 power_control, power_caps;
1099 int pm = tp->pm_cap;
1100
1101 /* Make sure register accesses (indirect or otherwise)
1102 * will function correctly.
1103 */
1104 pci_write_config_dword(tp->pdev,
1105 TG3PCI_MISC_HOST_CTRL,
1106 tp->misc_host_ctrl);
1107
1108 pci_read_config_word(tp->pdev,
1109 pm + PCI_PM_CTRL,
1110 &power_control);
1111 power_control |= PCI_PM_CTRL_PME_STATUS;
1112 power_control &= ~(PCI_PM_CTRL_STATE_MASK);
1113 switch (state) {
1114 case 0:
1115 power_control |= 0;
1116 pci_write_config_word(tp->pdev,
1117 pm + PCI_PM_CTRL,
1118 power_control);
8c6bda1a
MC		 1119 udelay(100); /* Delay after power state change */
1120
1121 /* Switch out of Vaux if it is not a LOM */
1122 if (!(tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT)) {
1123 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
1124 udelay(100);
1125 }
1da177e4
LT		 1126
1127 return 0;
1128
1129 case 1:
1130 power_control |= 1;
1131 break;
1132
1133 case 2:
1134 power_control |= 2;
1135 break;
1136
1137 case 3:
1138 power_control |= 3;
1139 break;
1140
1141 default:
1142 printk(KERN_WARNING PFX "%s: Invalid power state (%d) "
1143 "requested.\n",
1144 tp->dev->name, state);
1145 return -EINVAL;
1146 };
1147
1148 power_control |= PCI_PM_CTRL_PME_ENABLE;
1149
1150 misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
1151 tw32(TG3PCI_MISC_HOST_CTRL,
1152 misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT);
1153
1154 if (tp->link_config.phy_is_low_power == 0) {
1155 tp->link_config.phy_is_low_power = 1;
1156 tp->link_config.orig_speed = tp->link_config.speed;
1157 tp->link_config.orig_duplex = tp->link_config.duplex;
1158 tp->link_config.orig_autoneg = tp->link_config.autoneg;
1159 }
1160
747e8f8b 1161 if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
1da177e4
LT		 1162 tp->link_config.speed = SPEED_10;
1163 tp->link_config.duplex = DUPLEX_HALF;
1164 tp->link_config.autoneg = AUTONEG_ENABLE;
1165 tg3_setup_phy(tp, 0);
1166 }
1167
1168 pci_read_config_word(tp->pdev, pm + PCI_PM_PMC, &power_caps);
1169
1170 if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) {
1171 u32 mac_mode;
1172
1173 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
1174 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a);
1175 udelay(40);
1176
1177 mac_mode = MAC_MODE_PORT_MODE_MII;
1178
1179 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 ||
1180 !(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB))
1181 mac_mode |= MAC_MODE_LINK_POLARITY;
1182 } else {
1183 mac_mode = MAC_MODE_PORT_MODE_TBI;
1184 }
1185
cbf46853 1186 if (!(tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
1da177e4
LT		 1187 tw32(MAC_LED_CTRL, tp->led_ctrl);
1188
1189 if (((power_caps & PCI_PM_CAP_PME_D3cold) &&
1190 (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)))
1191 mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE;
1192
1193 tw32_f(MAC_MODE, mac_mode);
1194 udelay(100);
1195
1196 tw32_f(MAC_RX_MODE, RX_MODE_ENABLE);
1197 udelay(10);
1198 }
1199
1200 if (!(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB) &&
1201 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1202 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
1203 u32 base_val;
1204
1205 base_val = tp->pci_clock_ctrl;
1206 base_val |= (CLOCK_CTRL_RXCLK_DISABLE |
1207 CLOCK_CTRL_TXCLK_DISABLE);
1208
1209 tw32_f(TG3PCI_CLOCK_CTRL, base_val |
1210 CLOCK_CTRL_ALTCLK |
1211 CLOCK_CTRL_PWRDOWN_PLL133);
1212 udelay(40);
4cf78e4f
MC		 1213 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
1214 /* do nothing */
85e94ced 1215 } else if (!((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
1da177e4
LT		 1216 (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) {
1217 u32 newbits1, newbits2;
1218
1219 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1220 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1221 newbits1 = (CLOCK_CTRL_RXCLK_DISABLE |
1222 CLOCK_CTRL_TXCLK_DISABLE |
1223 CLOCK_CTRL_ALTCLK);
1224 newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
1225 } else if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
1226 newbits1 = CLOCK_CTRL_625_CORE;
1227 newbits2 = newbits1 | CLOCK_CTRL_ALTCLK;
1228 } else {
1229 newbits1 = CLOCK_CTRL_ALTCLK;
1230 newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
1231 }
1232
1233 tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits1);
1234 udelay(40);
1235
1236 tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits2);
1237 udelay(40);
1238
1239 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
1240 u32 newbits3;
1241
1242 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1243 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1244 newbits3 = (CLOCK_CTRL_RXCLK_DISABLE |
1245 CLOCK_CTRL_TXCLK_DISABLE |
1246 CLOCK_CTRL_44MHZ_CORE);
1247 } else {
1248 newbits3 = CLOCK_CTRL_44MHZ_CORE;
1249 }
1250
1251 tw32_f(TG3PCI_CLOCK_CTRL,
1252 tp->pci_clock_ctrl | newbits3);
1253 udelay(40);
1254 }
1255 }
1256
1257 tg3_frob_aux_power(tp);
1258
1259 /* Workaround for unstable PLL clock */
1260 if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
1261 (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) {
1262 u32 val = tr32(0x7d00);
1263
1264 val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1);
1265 tw32(0x7d00, val);
1266 if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
1267 tg3_halt_cpu(tp, RX_CPU_BASE);
1268 }
1269
1270 /* Finally, set the new power state. */
1271 pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control);
8c6bda1a 1272 udelay(100); /* Delay after power state change */
1da177e4
LT		 1273
1274 tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);
1275
1276 return 0;
1277}
1278
1279static void tg3_link_report(struct tg3 *tp)
1280{
1281 if (!netif_carrier_ok(tp->dev)) {
1282 printk(KERN_INFO PFX "%s: Link is down.\n", tp->dev->name);
1283 } else {
1284 printk(KERN_INFO PFX "%s: Link is up at %d Mbps, %s duplex.\n",
1285 tp->dev->name,
1286 (tp->link_config.active_speed == SPEED_1000 ?
1287 1000 :
1288 (tp->link_config.active_speed == SPEED_100 ?
1289 100 : 10)),
1290 (tp->link_config.active_duplex == DUPLEX_FULL ?
1291 "full" : "half"));
1292
1293 printk(KERN_INFO PFX "%s: Flow control is %s for TX and "
1294 "%s for RX.\n",
1295 tp->dev->name,
1296 (tp->tg3_flags & TG3_FLAG_TX_PAUSE) ? "on" : "off",
1297 (tp->tg3_flags & TG3_FLAG_RX_PAUSE) ? "on" : "off");
1298 }
1299}
1300
1301static void tg3_setup_flow_control(struct tg3 *tp, u32 local_adv, u32 remote_adv)
1302{
1303 u32 new_tg3_flags = 0;
1304 u32 old_rx_mode = tp->rx_mode;
1305 u32 old_tx_mode = tp->tx_mode;
1306
1307 if (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) {
747e8f8b
MC		 1308
1309 /* Convert 1000BaseX flow control bits to 1000BaseT
1310 * bits before resolving flow control.
1311 */
1312 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
1313 local_adv &= ~(ADVERTISE_PAUSE_CAP |
1314 ADVERTISE_PAUSE_ASYM);
1315 remote_adv &= ~(LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
1316
1317 if (local_adv & ADVERTISE_1000XPAUSE)
1318 local_adv |= ADVERTISE_PAUSE_CAP;
1319 if (local_adv & ADVERTISE_1000XPSE_ASYM)
1320 local_adv |= ADVERTISE_PAUSE_ASYM;
1321 if (remote_adv & LPA_1000XPAUSE)
1322 remote_adv |= LPA_PAUSE_CAP;
1323 if (remote_adv & LPA_1000XPAUSE_ASYM)
1324 remote_adv |= LPA_PAUSE_ASYM;
1325 }
1326
1da177e4
LT		 1327 if (local_adv & ADVERTISE_PAUSE_CAP) {
1328 if (local_adv & ADVERTISE_PAUSE_ASYM) {
1329 if (remote_adv & LPA_PAUSE_CAP)
1330 new_tg3_flags |=
1331 (TG3_FLAG_RX_PAUSE |
1332 TG3_FLAG_TX_PAUSE);
1333 else if (remote_adv & LPA_PAUSE_ASYM)
1334 new_tg3_flags |=
1335 (TG3_FLAG_RX_PAUSE);
1336 } else {
1337 if (remote_adv & LPA_PAUSE_CAP)
1338 new_tg3_flags |=
1339 (TG3_FLAG_RX_PAUSE |
1340 TG3_FLAG_TX_PAUSE);
1341 }
1342 } else if (local_adv & ADVERTISE_PAUSE_ASYM) {
1343 if ((remote_adv & LPA_PAUSE_CAP) &&
1344 (remote_adv & LPA_PAUSE_ASYM))
1345 new_tg3_flags |= TG3_FLAG_TX_PAUSE;
1346 }
1347
1348 tp->tg3_flags &= ~(TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE);
1349 tp->tg3_flags |= new_tg3_flags;
1350 } else {
1351 new_tg3_flags = tp->tg3_flags;
1352 }
1353
1354 if (new_tg3_flags & TG3_FLAG_RX_PAUSE)
1355 tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
1356 else
1357 tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
1358
1359 if (old_rx_mode != tp->rx_mode) {
1360 tw32_f(MAC_RX_MODE, tp->rx_mode);
1361 }
1362
1363 if (new_tg3_flags & TG3_FLAG_TX_PAUSE)
1364 tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
1365 else
1366 tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
1367
1368 if (old_tx_mode != tp->tx_mode) {
1369 tw32_f(MAC_TX_MODE, tp->tx_mode);
1370 }
1371}
1372
1373static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)
1374{
1375 switch (val & MII_TG3_AUX_STAT_SPDMASK) {
1376 case MII_TG3_AUX_STAT_10HALF:
1377 *speed = SPEED_10;
1378 *duplex = DUPLEX_HALF;
1379 break;
1380
1381 case MII_TG3_AUX_STAT_10FULL:
1382 *speed = SPEED_10;
1383 *duplex = DUPLEX_FULL;
1384 break;
1385
1386 case MII_TG3_AUX_STAT_100HALF:
1387 *speed = SPEED_100;
1388 *duplex = DUPLEX_HALF;
1389 break;
1390
1391 case MII_TG3_AUX_STAT_100FULL:
1392 *speed = SPEED_100;
1393 *duplex = DUPLEX_FULL;
1394 break;
1395
1396 case MII_TG3_AUX_STAT_1000HALF:
1397 *speed = SPEED_1000;
1398 *duplex = DUPLEX_HALF;
1399 break;
1400
1401 case MII_TG3_AUX_STAT_1000FULL:
1402 *speed = SPEED_1000;
1403 *duplex = DUPLEX_FULL;
1404 break;
1405
1406 default:
1407 *speed = SPEED_INVALID;
1408 *duplex = DUPLEX_INVALID;
1409 break;
1410 };
1411}
1412
1413static void tg3_phy_copper_begin(struct tg3 *tp)
1414{
1415 u32 new_adv;
1416 int i;
1417
1418 if (tp->link_config.phy_is_low_power) {
1419 /* Entering low power mode. Disable gigabit and
1420 * 100baseT advertisements.
1421 */
1422 tg3_writephy(tp, MII_TG3_CTRL, 0);
1423
1424 new_adv = (ADVERTISE_10HALF | ADVERTISE_10FULL |
1425 ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
1426 if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)
1427 new_adv |= (ADVERTISE_100HALF | ADVERTISE_100FULL);
1428
1429 tg3_writephy(tp, MII_ADVERTISE, new_adv);
1430 } else if (tp->link_config.speed == SPEED_INVALID) {
1431 tp->link_config.advertising =
1432 (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
1433 ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
1434 ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
1435 ADVERTISED_Autoneg | ADVERTISED_MII);
1436
1437 if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
1438 tp->link_config.advertising &=
1439 ~(ADVERTISED_1000baseT_Half |
1440 ADVERTISED_1000baseT_Full);
1441
1442 new_adv = (ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
1443 if (tp->link_config.advertising & ADVERTISED_10baseT_Half)
1444 new_adv |= ADVERTISE_10HALF;
1445 if (tp->link_config.advertising & ADVERTISED_10baseT_Full)
1446 new_adv |= ADVERTISE_10FULL;
1447 if (tp->link_config.advertising & ADVERTISED_100baseT_Half)
1448 new_adv |= ADVERTISE_100HALF;
1449 if (tp->link_config.advertising & ADVERTISED_100baseT_Full)
1450 new_adv |= ADVERTISE_100FULL;
1451 tg3_writephy(tp, MII_ADVERTISE, new_adv);
1452
1453 if (tp->link_config.advertising &
1454 (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) {
1455 new_adv = 0;
1456 if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
1457 new_adv |= MII_TG3_CTRL_ADV_1000_HALF;
1458 if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
1459 new_adv |= MII_TG3_CTRL_ADV_1000_FULL;
1460 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) &&
1461 (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
1462 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0))
1463 new_adv |= (MII_TG3_CTRL_AS_MASTER |
1464 MII_TG3_CTRL_ENABLE_AS_MASTER);
1465 tg3_writephy(tp, MII_TG3_CTRL, new_adv);
1466 } else {
1467 tg3_writephy(tp, MII_TG3_CTRL, 0);
1468 }
1469 } else {
1470 /* Asking for a specific link mode. */
1471 if (tp->link_config.speed == SPEED_1000) {
1472 new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
1473 tg3_writephy(tp, MII_ADVERTISE, new_adv);
1474
1475 if (tp->link_config.duplex == DUPLEX_FULL)
1476 new_adv = MII_TG3_CTRL_ADV_1000_FULL;
1477 else
1478 new_adv = MII_TG3_CTRL_ADV_1000_HALF;
1479 if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
1480 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
1481 new_adv |= (MII_TG3_CTRL_AS_MASTER |
1482 MII_TG3_CTRL_ENABLE_AS_MASTER);
1483 tg3_writephy(tp, MII_TG3_CTRL, new_adv);
1484 } else {
1485 tg3_writephy(tp, MII_TG3_CTRL, 0);
1486
1487 new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
1488 if (tp->link_config.speed == SPEED_100) {
1489 if (tp->link_config.duplex == DUPLEX_FULL)
1490 new_adv |= ADVERTISE_100FULL;
1491 else
1492 new_adv |= ADVERTISE_100HALF;
1493 } else {
1494 if (tp->link_config.duplex == DUPLEX_FULL)
1495 new_adv |= ADVERTISE_10FULL;
1496 else
1497 new_adv |= ADVERTISE_10HALF;
1498 }
1499 tg3_writephy(tp, MII_ADVERTISE, new_adv);
1500 }
1501 }
1502
1503 if (tp->link_config.autoneg == AUTONEG_DISABLE &&
1504 tp->link_config.speed != SPEED_INVALID) {
1505 u32 bmcr, orig_bmcr;
1506
1507 tp->link_config.active_speed = tp->link_config.speed;
1508 tp->link_config.active_duplex = tp->link_config.duplex;
1509
1510 bmcr = 0;
1511 switch (tp->link_config.speed) {
1512 default:
1513 case SPEED_10:
1514 break;
1515
1516 case SPEED_100:
1517 bmcr |= BMCR_SPEED100;
1518 break;
1519
1520 case SPEED_1000:
1521 bmcr |= TG3_BMCR_SPEED1000;
1522 break;
1523 };
1524
1525 if (tp->link_config.duplex == DUPLEX_FULL)
1526 bmcr |= BMCR_FULLDPLX;
1527
1528 if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) &&
1529 (bmcr != orig_bmcr)) {
1530 tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK);
1531 for (i = 0; i < 1500; i++) {
1532 u32 tmp;
1533
1534 udelay(10);
1535 if (tg3_readphy(tp, MII_BMSR, &tmp) ||
1536 tg3_readphy(tp, MII_BMSR, &tmp))
1537 continue;
1538 if (!(tmp & BMSR_LSTATUS)) {
1539 udelay(40);
1540 break;
1541 }
1542 }
1543 tg3_writephy(tp, MII_BMCR, bmcr);
1544 udelay(40);
1545 }
1546 } else {
1547 tg3_writephy(tp, MII_BMCR,
1548 BMCR_ANENABLE | BMCR_ANRESTART);
1549 }
1550}
1551
1552static int tg3_init_5401phy_dsp(struct tg3 *tp)
1553{
1554 int err;
1555
1556 /* Turn off tap power management. */
1557 /* Set Extended packet length bit */
1558 err = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
1559
1560 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012);
1561 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804);
1562
1563 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013);
1564 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204);
1565
1566 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
1567 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132);
1568
1569 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
1570 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232);
1571
1572 err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
1573 err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20);
1574
1575 udelay(40);
1576
1577 return err;
1578}
1579
1580static int tg3_copper_is_advertising_all(struct tg3 *tp)
1581{
1582 u32 adv_reg, all_mask;
1583
1584 if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
1585 return 0;
1586
1587 all_mask = (ADVERTISE_10HALF | ADVERTISE_10FULL |
1588 ADVERTISE_100HALF | ADVERTISE_100FULL);
1589 if ((adv_reg & all_mask) != all_mask)
1590 return 0;
1591 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
1592 u32 tg3_ctrl;
1593
1594 if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl))
1595 return 0;
1596
1597 all_mask = (MII_TG3_CTRL_ADV_1000_HALF |
1598 MII_TG3_CTRL_ADV_1000_FULL);
1599 if ((tg3_ctrl & all_mask) != all_mask)
1600 return 0;
1601 }
1602 return 1;
1603}
1604
1605static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
1606{
1607 int current_link_up;
1608 u32 bmsr, dummy;
1609 u16 current_speed;
1610 u8 current_duplex;
1611 int i, err;
1612
1613 tw32(MAC_EVENT, 0);
1614
1615 tw32_f(MAC_STATUS,
1616 (MAC_STATUS_SYNC_CHANGED |
1617 MAC_STATUS_CFG_CHANGED |
1618 MAC_STATUS_MI_COMPLETION |
1619 MAC_STATUS_LNKSTATE_CHANGED));
1620 udelay(40);
1621
1622 tp->mi_mode = MAC_MI_MODE_BASE;
1623 tw32_f(MAC_MI_MODE, tp->mi_mode);
1624 udelay(80);
1625
1626 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02);
1627
1628 /* Some third-party PHYs need to be reset on link going
1629 * down.
1630 */
1631 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
1632 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
1633 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
1634 netif_carrier_ok(tp->dev)) {
1635 tg3_readphy(tp, MII_BMSR, &bmsr);
1636 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
1637 !(bmsr & BMSR_LSTATUS))
1638 force_reset = 1;
1639 }
1640 if (force_reset)
1641 tg3_phy_reset(tp);
1642
1643 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
1644 tg3_readphy(tp, MII_BMSR, &bmsr);
1645 if (tg3_readphy(tp, MII_BMSR, &bmsr) ||
1646 !(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
1647 bmsr = 0;
1648
1649 if (!(bmsr & BMSR_LSTATUS)) {
1650 err = tg3_init_5401phy_dsp(tp);
1651 if (err)
1652 return err;
1653
1654 tg3_readphy(tp, MII_BMSR, &bmsr);
1655 for (i = 0; i < 1000; i++) {
1656 udelay(10);
1657 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
1658 (bmsr & BMSR_LSTATUS)) {
1659 udelay(40);
1660 break;
1661 }
1662 }
1663
1664 if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 &&
1665 !(bmsr & BMSR_LSTATUS) &&
1666 tp->link_config.active_speed == SPEED_1000) {
1667 err = tg3_phy_reset(tp);
1668 if (!err)
1669 err = tg3_init_5401phy_dsp(tp);
1670 if (err)
1671 return err;
1672 }
1673 }
1674 } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
1675 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
1676 /* 5701 {A0,B0} CRC bug workaround */
1677 tg3_writephy(tp, 0x15, 0x0a75);
1678 tg3_writephy(tp, 0x1c, 0x8c68);
1679 tg3_writephy(tp, 0x1c, 0x8d68);
1680 tg3_writephy(tp, 0x1c, 0x8c68);
1681 }
1682
1683 /* Clear pending interrupts... */
1684 tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
1685 tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
1686
1687 if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT)
1688 tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
1689 else
1690 tg3_writephy(tp, MII_TG3_IMASK, ~0);
1691
1692 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1693 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1694 if (tp->led_ctrl == LED_CTRL_MODE_PHY_1)
1695 tg3_writephy(tp, MII_TG3_EXT_CTRL,
1696 MII_TG3_EXT_CTRL_LNK3_LED_MODE);
1697 else
1698 tg3_writephy(tp, MII_TG3_EXT_CTRL, 0);
1699 }
1700
1701 current_link_up = 0;
1702 current_speed = SPEED_INVALID;
1703 current_duplex = DUPLEX_INVALID;
1704
1705 if (tp->tg3_flags2 & TG3_FLG2_CAPACITIVE_COUPLING) {
1706 u32 val;
1707
1708 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007);
1709 tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
1710 if (!(val & (1 << 10))) {
1711 val |= (1 << 10);
1712 tg3_writephy(tp, MII_TG3_AUX_CTRL, val);
1713 goto relink;
1714 }
1715 }
1716
1717 bmsr = 0;
1718 for (i = 0; i < 100; i++) {
1719 tg3_readphy(tp, MII_BMSR, &bmsr);
1720 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
1721 (bmsr & BMSR_LSTATUS))
1722 break;
1723 udelay(40);
1724 }
1725
1726 if (bmsr & BMSR_LSTATUS) {
1727 u32 aux_stat, bmcr;
1728
1729 tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
1730 for (i = 0; i < 2000; i++) {
1731 udelay(10);
1732 if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) &&
1733 aux_stat)
1734 break;
1735 }
1736
1737 tg3_aux_stat_to_speed_duplex(tp, aux_stat,
1738 &current_speed,
1739 &current_duplex);
1740
1741 bmcr = 0;
1742 for (i = 0; i < 200; i++) {
1743 tg3_readphy(tp, MII_BMCR, &bmcr);
1744 if (tg3_readphy(tp, MII_BMCR, &bmcr))
1745 continue;
1746 if (bmcr && bmcr != 0x7fff)
1747 break;
1748 udelay(10);
1749 }
1750
1751 if (tp->link_config.autoneg == AUTONEG_ENABLE) {
1752 if (bmcr & BMCR_ANENABLE) {
1753 current_link_up = 1;
1754
1755 /* Force autoneg restart if we are exiting
1756 * low power mode.
1757 */
1758 if (!tg3_copper_is_advertising_all(tp))
1759 current_link_up = 0;
1760 } else {
1761 current_link_up = 0;
1762 }
1763 } else {
1764 if (!(bmcr & BMCR_ANENABLE) &&
1765 tp->link_config.speed == current_speed &&
1766 tp->link_config.duplex == current_duplex) {
1767 current_link_up = 1;
1768 } else {
1769 current_link_up = 0;
1770 }
1771 }
1772
1773 tp->link_config.active_speed = current_speed;
1774 tp->link_config.active_duplex = current_duplex;
1775 }
1776
1777 if (current_link_up == 1 &&
1778 (tp->link_config.active_duplex == DUPLEX_FULL) &&
1779 (tp->link_config.autoneg == AUTONEG_ENABLE)) {
1780 u32 local_adv, remote_adv;
1781
1782 if (tg3_readphy(tp, MII_ADVERTISE, &local_adv))
1783 local_adv = 0;
1784 local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
1785
1786 if (tg3_readphy(tp, MII_LPA, &remote_adv))
1787 remote_adv = 0;
1788
1789 remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
1790
1791 /* If we are not advertising full pause capability,
1792 * something is wrong. Bring the link down and reconfigure.
1793 */
1794 if (local_adv != ADVERTISE_PAUSE_CAP) {
1795 current_link_up = 0;
1796 } else {
1797 tg3_setup_flow_control(tp, local_adv, remote_adv);
1798 }
1799 }
1800relink:
1801 if (current_link_up == 0) {
1802 u32 tmp;
1803
1804 tg3_phy_copper_begin(tp);
1805
1806 tg3_readphy(tp, MII_BMSR, &tmp);
1807 if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
1808 (tmp & BMSR_LSTATUS))
1809 current_link_up = 1;
1810 }
1811
1812 tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK;
1813 if (current_link_up == 1) {
1814 if (tp->link_config.active_speed == SPEED_100 ||
1815 tp->link_config.active_speed == SPEED_10)
1816 tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
1817 else
1818 tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
1819 } else
1820 tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
1821
1822 tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
1823 if (tp->link_config.active_duplex == DUPLEX_HALF)
1824 tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
1825
1826 tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
1827 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
1828 if ((tp->led_ctrl == LED_CTRL_MODE_PHY_2) ||
1829 (current_link_up == 1 &&
1830 tp->link_config.active_speed == SPEED_10))
1831 tp->mac_mode |= MAC_MODE_LINK_POLARITY;
1832 } else {
1833 if (current_link_up == 1)
1834 tp->mac_mode |= MAC_MODE_LINK_POLARITY;
1835 }
1836
1837 /* ??? Without this setting Netgear GA302T PHY does not
1838 * ??? send/receive packets...
1839 */
1840 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 &&
1841 tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) {
1842 tp->mi_mode |= MAC_MI_MODE_AUTO_POLL;
1843 tw32_f(MAC_MI_MODE, tp->mi_mode);
1844 udelay(80);
1845 }
1846
1847 tw32_f(MAC_MODE, tp->mac_mode);
1848 udelay(40);
1849
1850 if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
1851 /* Polled via timer. */
1852 tw32_f(MAC_EVENT, 0);
1853 } else {
1854 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
1855 }
1856 udelay(40);
1857
1858 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 &&
1859 current_link_up == 1 &&
1860 tp->link_config.active_speed == SPEED_1000 &&
1861 ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ||
1862 (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) {
1863 udelay(120);
1864 tw32_f(MAC_STATUS,
1865 (MAC_STATUS_SYNC_CHANGED |
1866 MAC_STATUS_CFG_CHANGED));
1867 udelay(40);
1868 tg3_write_mem(tp,
1869 NIC_SRAM_FIRMWARE_MBOX,
1870 NIC_SRAM_FIRMWARE_MBOX_MAGIC2);
1871 }
1872
1873 if (current_link_up != netif_carrier_ok(tp->dev)) {
1874 if (current_link_up)
1875 netif_carrier_on(tp->dev);
1876 else
1877 netif_carrier_off(tp->dev);
1878 tg3_link_report(tp);
1879 }
1880
1881 return 0;
1882}
1883
1884struct tg3_fiber_aneginfo {
1885 int state;
1886#define ANEG_STATE_UNKNOWN 0
1887#define ANEG_STATE_AN_ENABLE 1
1888#define ANEG_STATE_RESTART_INIT 2
1889#define ANEG_STATE_RESTART 3
1890#define ANEG_STATE_DISABLE_LINK_OK 4
1891#define ANEG_STATE_ABILITY_DETECT_INIT 5
1892#define ANEG_STATE_ABILITY_DETECT 6
1893#define ANEG_STATE_ACK_DETECT_INIT 7
1894#define ANEG_STATE_ACK_DETECT 8
1895#define ANEG_STATE_COMPLETE_ACK_INIT 9
1896#define ANEG_STATE_COMPLETE_ACK 10
1897#define ANEG_STATE_IDLE_DETECT_INIT 11
1898#define ANEG_STATE_IDLE_DETECT 12
1899#define ANEG_STATE_LINK_OK 13
1900#define ANEG_STATE_NEXT_PAGE_WAIT_INIT 14
1901#define ANEG_STATE_NEXT_PAGE_WAIT 15
1902
1903 u32 flags;
1904#define MR_AN_ENABLE 0x00000001
1905#define MR_RESTART_AN 0x00000002
1906#define MR_AN_COMPLETE 0x00000004
1907#define MR_PAGE_RX 0x00000008
1908#define MR_NP_LOADED 0x00000010
1909#define MR_TOGGLE_TX 0x00000020
1910#define MR_LP_ADV_FULL_DUPLEX 0x00000040
1911#define MR_LP_ADV_HALF_DUPLEX 0x00000080
1912#define MR_LP_ADV_SYM_PAUSE 0x00000100
1913#define MR_LP_ADV_ASYM_PAUSE 0x00000200
1914#define MR_LP_ADV_REMOTE_FAULT1 0x00000400
1915#define MR_LP_ADV_REMOTE_FAULT2 0x00000800
1916#define MR_LP_ADV_NEXT_PAGE 0x00001000
1917#define MR_TOGGLE_RX 0x00002000
1918#define MR_NP_RX 0x00004000
1919
1920#define MR_LINK_OK 0x80000000
1921
1922 unsigned long link_time, cur_time;
1923
1924 u32 ability_match_cfg;
1925 int ability_match_count;
1926
1927 char ability_match, idle_match, ack_match;
1928
1929 u32 txconfig, rxconfig;
1930#define ANEG_CFG_NP 0x00000080
1931#define ANEG_CFG_ACK 0x00000040
1932#define ANEG_CFG_RF2 0x00000020
1933#define ANEG_CFG_RF1 0x00000010
1934#define ANEG_CFG_PS2 0x00000001
1935#define ANEG_CFG_PS1 0x00008000
1936#define ANEG_CFG_HD 0x00004000
1937#define ANEG_CFG_FD 0x00002000
1938#define ANEG_CFG_INVAL 0x00001f06
1939
1940};
1941#define ANEG_OK 0
1942#define ANEG_DONE 1
1943#define ANEG_TIMER_ENAB 2
1944#define ANEG_FAILED -1
1945
1946#define ANEG_STATE_SETTLE_TIME 10000
1947
1948static int tg3_fiber_aneg_smachine(struct tg3 *tp,
1949 struct tg3_fiber_aneginfo *ap)
1950{
1951 unsigned long delta;
1952 u32 rx_cfg_reg;
1953 int ret;
1954
1955 if (ap->state == ANEG_STATE_UNKNOWN) {
1956 ap->rxconfig = 0;
1957 ap->link_time = 0;
1958 ap->cur_time = 0;
1959 ap->ability_match_cfg = 0;
1960 ap->ability_match_count = 0;
1961 ap->ability_match = 0;
1962 ap->idle_match = 0;
1963 ap->ack_match = 0;
1964 }
1965 ap->cur_time++;
1966
1967 if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) {
1968 rx_cfg_reg = tr32(MAC_RX_AUTO_NEG);
1969
1970 if (rx_cfg_reg != ap->ability_match_cfg) {
1971 ap->ability_match_cfg = rx_cfg_reg;
1972 ap->ability_match = 0;
1973 ap->ability_match_count = 0;
1974 } else {
1975 if (++ap->ability_match_count > 1) {
1976 ap->ability_match = 1;
1977 ap->ability_match_cfg = rx_cfg_reg;
1978 }
1979 }
1980 if (rx_cfg_reg & ANEG_CFG_ACK)
1981 ap->ack_match = 1;
1982 else
1983 ap->ack_match = 0;
1984
1985 ap->idle_match = 0;
1986 } else {
1987 ap->idle_match = 1;
1988 ap->ability_match_cfg = 0;
1989 ap->ability_match_count = 0;
1990 ap->ability_match = 0;
1991 ap->ack_match = 0;
1992
1993 rx_cfg_reg = 0;
1994 }
1995
1996 ap->rxconfig = rx_cfg_reg;
1997 ret = ANEG_OK;
1998
1999 switch(ap->state) {
2000 case ANEG_STATE_UNKNOWN:
2001 if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN))
2002 ap->state = ANEG_STATE_AN_ENABLE;
2003
2004 /* fallthru */
2005 case ANEG_STATE_AN_ENABLE:
2006 ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX);
2007 if (ap->flags & MR_AN_ENABLE) {
2008 ap->link_time = 0;
2009 ap->cur_time = 0;
2010 ap->ability_match_cfg = 0;
2011 ap->ability_match_count = 0;
2012 ap->ability_match = 0;
2013 ap->idle_match = 0;
2014 ap->ack_match = 0;
2015
2016 ap->state = ANEG_STATE_RESTART_INIT;
2017 } else {
2018 ap->state = ANEG_STATE_DISABLE_LINK_OK;
2019 }
2020 break;
2021
2022 case ANEG_STATE_RESTART_INIT:
2023 ap->link_time = ap->cur_time;
2024 ap->flags &= ~(MR_NP_LOADED);
2025 ap->txconfig = 0;
2026 tw32(MAC_TX_AUTO_NEG, 0);
2027 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2028 tw32_f(MAC_MODE, tp->mac_mode);
2029 udelay(40);
2030
2031 ret = ANEG_TIMER_ENAB;
2032 ap->state = ANEG_STATE_RESTART;
2033
2034 /* fallthru */
2035 case ANEG_STATE_RESTART:
2036 delta = ap->cur_time - ap->link_time;
2037 if (delta > ANEG_STATE_SETTLE_TIME) {
2038 ap->state = ANEG_STATE_ABILITY_DETECT_INIT;
2039 } else {
2040 ret = ANEG_TIMER_ENAB;
2041 }
2042 break;
2043
2044 case ANEG_STATE_DISABLE_LINK_OK:
2045 ret = ANEG_DONE;
2046 break;
2047
2048 case ANEG_STATE_ABILITY_DETECT_INIT:
2049 ap->flags &= ~(MR_TOGGLE_TX);
2050 ap->txconfig = (ANEG_CFG_FD | ANEG_CFG_PS1);
2051 tw32(MAC_TX_AUTO_NEG, ap->txconfig);
2052 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2053 tw32_f(MAC_MODE, tp->mac_mode);
2054 udelay(40);
2055
2056 ap->state = ANEG_STATE_ABILITY_DETECT;
2057 break;
2058
2059 case ANEG_STATE_ABILITY_DETECT:
2060 if (ap->ability_match != 0 && ap->rxconfig != 0) {
2061 ap->state = ANEG_STATE_ACK_DETECT_INIT;
2062 }
2063 break;
2064
2065 case ANEG_STATE_ACK_DETECT_INIT:
2066 ap->txconfig |= ANEG_CFG_ACK;
2067 tw32(MAC_TX_AUTO_NEG, ap->txconfig);
2068 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2069 tw32_f(MAC_MODE, tp->mac_mode);
2070 udelay(40);
2071
2072 ap->state = ANEG_STATE_ACK_DETECT;
2073
2074 /* fallthru */
2075 case ANEG_STATE_ACK_DETECT:
2076 if (ap->ack_match != 0) {
2077 if ((ap->rxconfig & ~ANEG_CFG_ACK) ==
2078 (ap->ability_match_cfg & ~ANEG_CFG_ACK)) {
2079 ap->state = ANEG_STATE_COMPLETE_ACK_INIT;
2080 } else {
2081 ap->state = ANEG_STATE_AN_ENABLE;
2082 }
2083 } else if (ap->ability_match != 0 &&
2084 ap->rxconfig == 0) {
2085 ap->state = ANEG_STATE_AN_ENABLE;
2086 }
2087 break;
2088
2089 case ANEG_STATE_COMPLETE_ACK_INIT:
2090 if (ap->rxconfig & ANEG_CFG_INVAL) {
2091 ret = ANEG_FAILED;
2092 break;
2093 }
2094 ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX |
2095 MR_LP_ADV_HALF_DUPLEX |
2096 MR_LP_ADV_SYM_PAUSE |
2097 MR_LP_ADV_ASYM_PAUSE |
2098 MR_LP_ADV_REMOTE_FAULT1 |
2099 MR_LP_ADV_REMOTE_FAULT2 |
2100 MR_LP_ADV_NEXT_PAGE |
2101 MR_TOGGLE_RX |
2102 MR_NP_RX);
2103 if (ap->rxconfig & ANEG_CFG_FD)
2104 ap->flags |= MR_LP_ADV_FULL_DUPLEX;
2105 if (ap->rxconfig & ANEG_CFG_HD)
2106 ap->flags |= MR_LP_ADV_HALF_DUPLEX;
2107 if (ap->rxconfig & ANEG_CFG_PS1)
2108 ap->flags |= MR_LP_ADV_SYM_PAUSE;
2109 if (ap->rxconfig & ANEG_CFG_PS2)
2110 ap->flags |= MR_LP_ADV_ASYM_PAUSE;
2111 if (ap->rxconfig & ANEG_CFG_RF1)
2112 ap->flags |= MR_LP_ADV_REMOTE_FAULT1;
2113 if (ap->rxconfig & ANEG_CFG_RF2)
2114 ap->flags |= MR_LP_ADV_REMOTE_FAULT2;
2115 if (ap->rxconfig & ANEG_CFG_NP)
2116 ap->flags |= MR_LP_ADV_NEXT_PAGE;
2117
2118 ap->link_time = ap->cur_time;
2119
2120 ap->flags ^= (MR_TOGGLE_TX);
2121 if (ap->rxconfig & 0x0008)
2122 ap->flags |= MR_TOGGLE_RX;
2123 if (ap->rxconfig & ANEG_CFG_NP)
2124 ap->flags |= MR_NP_RX;
2125 ap->flags |= MR_PAGE_RX;
2126
2127 ap->state = ANEG_STATE_COMPLETE_ACK;
2128 ret = ANEG_TIMER_ENAB;
2129 break;
2130
2131 case ANEG_STATE_COMPLETE_ACK:
2132 if (ap->ability_match != 0 &&
2133 ap->rxconfig == 0) {
2134 ap->state = ANEG_STATE_AN_ENABLE;
2135 break;
2136 }
2137 delta = ap->cur_time - ap->link_time;
2138 if (delta > ANEG_STATE_SETTLE_TIME) {
2139 if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) {
2140 ap->state = ANEG_STATE_IDLE_DETECT_INIT;
2141 } else {
2142 if ((ap->txconfig & ANEG_CFG_NP) == 0 &&
2143 !(ap->flags & MR_NP_RX)) {
2144 ap->state = ANEG_STATE_IDLE_DETECT_INIT;
2145 } else {
2146 ret = ANEG_FAILED;
2147 }
2148 }
2149 }
2150 break;
2151
2152 case ANEG_STATE_IDLE_DETECT_INIT:
2153 ap->link_time = ap->cur_time;
2154 tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
2155 tw32_f(MAC_MODE, tp->mac_mode);
2156 udelay(40);
2157
2158 ap->state = ANEG_STATE_IDLE_DETECT;
2159 ret = ANEG_TIMER_ENAB;
2160 break;
2161
2162 case ANEG_STATE_IDLE_DETECT:
2163 if (ap->ability_match != 0 &&
2164 ap->rxconfig == 0) {
2165 ap->state = ANEG_STATE_AN_ENABLE;
2166 break;
2167 }
2168 delta = ap->cur_time - ap->link_time;
2169 if (delta > ANEG_STATE_SETTLE_TIME) {
2170 /* XXX another gem from the Broadcom driver :( */
2171 ap->state = ANEG_STATE_LINK_OK;
2172 }
2173 break;
2174
2175 case ANEG_STATE_LINK_OK:
2176 ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK);
2177 ret = ANEG_DONE;
2178 break;
2179
2180 case ANEG_STATE_NEXT_PAGE_WAIT_INIT:
2181 /* ??? unimplemented */
2182 break;
2183
2184 case ANEG_STATE_NEXT_PAGE_WAIT:
2185 /* ??? unimplemented */
2186 break;
2187
2188 default:
2189 ret = ANEG_FAILED;
2190 break;
2191 };
2192
2193 return ret;
2194}
2195
2196static int fiber_autoneg(struct tg3 *tp, u32 *flags)
2197{
2198 int res = 0;
2199 struct tg3_fiber_aneginfo aninfo;
2200 int status = ANEG_FAILED;
2201 unsigned int tick;
2202 u32 tmp;
2203
2204 tw32_f(MAC_TX_AUTO_NEG, 0);
2205
2206 tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
2207 tw32_f(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII);
2208 udelay(40);
2209
2210 tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS);
2211 udelay(40);
2212
2213 memset(&aninfo, 0, sizeof(aninfo));
2214 aninfo.flags |= MR_AN_ENABLE;
2215 aninfo.state = ANEG_STATE_UNKNOWN;
2216 aninfo.cur_time = 0;
2217 tick = 0;
2218 while (++tick < 195000) {
2219 status = tg3_fiber_aneg_smachine(tp, &aninfo);
2220 if (status == ANEG_DONE || status == ANEG_FAILED)
2221 break;
2222
2223 udelay(1);
2224 }
2225
2226 tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
2227 tw32_f(MAC_MODE, tp->mac_mode);
2228 udelay(40);
2229
2230 *flags = aninfo.flags;
2231
2232 if (status == ANEG_DONE &&
2233 (aninfo.flags & (MR_AN_COMPLETE | MR_LINK_OK |
2234 MR_LP_ADV_FULL_DUPLEX)))
2235 res = 1;
2236
2237 return res;
2238}
2239
2240static void tg3_init_bcm8002(struct tg3 *tp)
2241{
2242 u32 mac_status = tr32(MAC_STATUS);
2243 int i;
2244
2245 /* Reset when initting first time or we have a link. */
2246 if ((tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) &&
2247 !(mac_status & MAC_STATUS_PCS_SYNCED))
2248 return;
2249
2250 /* Set PLL lock range. */
2251 tg3_writephy(tp, 0x16, 0x8007);
2252
2253 /* SW reset */
2254 tg3_writephy(tp, MII_BMCR, BMCR_RESET);
2255
2256 /* Wait for reset to complete. */
2257 /* XXX schedule_timeout() ... */
2258 for (i = 0; i < 500; i++)
2259 udelay(10);
2260
2261 /* Config mode; select PMA/Ch 1 regs. */
2262 tg3_writephy(tp, 0x10, 0x8411);
2263
2264 /* Enable auto-lock and comdet, select txclk for tx. */
2265 tg3_writephy(tp, 0x11, 0x0a10);
2266
2267 tg3_writephy(tp, 0x18, 0x00a0);
2268 tg3_writephy(tp, 0x16, 0x41ff);
2269
2270 /* Assert and deassert POR. */
2271 tg3_writephy(tp, 0x13, 0x0400);
2272 udelay(40);
2273 tg3_writephy(tp, 0x13, 0x0000);
2274
2275 tg3_writephy(tp, 0x11, 0x0a50);
2276 udelay(40);
2277 tg3_writephy(tp, 0x11, 0x0a10);
2278
2279 /* Wait for signal to stabilize */
2280 /* XXX schedule_timeout() ... */
2281 for (i = 0; i < 15000; i++)
2282 udelay(10);
2283
2284 /* Deselect the channel register so we can read the PHYID
2285 * later.
2286 */
2287 tg3_writephy(tp, 0x10, 0x8011);
2288}
2289
2290static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
2291{
2292 u32 sg_dig_ctrl, sg_dig_status;
2293 u32 serdes_cfg, expected_sg_dig_ctrl;
2294 int workaround, port_a;
2295 int current_link_up;
2296
2297 serdes_cfg = 0;
2298 expected_sg_dig_ctrl = 0;
2299 workaround = 0;
2300 port_a = 1;
2301 current_link_up = 0;
2302
2303 if (tp->pci_chip_rev_id != CHIPREV_ID_5704_A0 &&
2304 tp->pci_chip_rev_id != CHIPREV_ID_5704_A1) {
2305 workaround = 1;
2306 if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
2307 port_a = 0;
2308
2309 /* preserve bits 0-11,13,14 for signal pre-emphasis */
2310 /* preserve bits 20-23 for voltage regulator */
2311 serdes_cfg = tr32(MAC_SERDES_CFG) & 0x00f06fff;
2312 }
2313
2314 sg_dig_ctrl = tr32(SG_DIG_CTRL);
2315
2316 if (tp->link_config.autoneg != AUTONEG_ENABLE) {
2317 if (sg_dig_ctrl & (1 << 31)) {
2318 if (workaround) {
2319 u32 val = serdes_cfg;
2320
2321 if (port_a)
2322 val |= 0xc010000;
2323 else
2324 val |= 0x4010000;
2325 tw32_f(MAC_SERDES_CFG, val);
2326 }
2327 tw32_f(SG_DIG_CTRL, 0x01388400);
2328 }
2329 if (mac_status & MAC_STATUS_PCS_SYNCED) {
2330 tg3_setup_flow_control(tp, 0, 0);
2331 current_link_up = 1;
2332 }
2333 goto out;
2334 }
2335
2336 /* Want auto-negotiation. */
2337 expected_sg_dig_ctrl = 0x81388400;
2338
2339 /* Pause capability */
2340 expected_sg_dig_ctrl |= (1 << 11);
2341
2342 /* Asymettric pause */
2343 expected_sg_dig_ctrl |= (1 << 12);
2344
2345 if (sg_dig_ctrl != expected_sg_dig_ctrl) {
2346 if (workaround)
2347 tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000);
2348 tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | (1 << 30));
2349 udelay(5);
2350 tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl);
2351
2352 tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
2353 } else if (mac_status & (MAC_STATUS_PCS_SYNCED |
2354 MAC_STATUS_SIGNAL_DET)) {
2355 int i;
2356
2357 /* Giver time to negotiate (~200ms) */
2358 for (i = 0; i < 40000; i++) {
2359 sg_dig_status = tr32(SG_DIG_STATUS);
2360 if (sg_dig_status & (0x3))
2361 break;
2362 udelay(5);
2363 }
2364 mac_status = tr32(MAC_STATUS);
2365
2366 if ((sg_dig_status & (1 << 1)) &&
2367 (mac_status & MAC_STATUS_PCS_SYNCED)) {
2368 u32 local_adv, remote_adv;
2369
2370 local_adv = ADVERTISE_PAUSE_CAP;
2371 remote_adv = 0;
2372 if (sg_dig_status & (1 << 19))
2373 remote_adv |= LPA_PAUSE_CAP;
2374 if (sg_dig_status & (1 << 20))
2375 remote_adv |= LPA_PAUSE_ASYM;
2376
2377 tg3_setup_flow_control(tp, local_adv, remote_adv);
2378 current_link_up = 1;
2379 tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
2380 } else if (!(sg_dig_status & (1 << 1))) {
2381 if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED)
2382 tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
2383 else {
2384 if (workaround) {
2385 u32 val = serdes_cfg;
2386
2387 if (port_a)
2388 val |= 0xc010000;
2389 else
2390 val |= 0x4010000;
2391
2392 tw32_f(MAC_SERDES_CFG, val);
2393 }
2394
2395 tw32_f(SG_DIG_CTRL, 0x01388400);
2396 udelay(40);
2397
2398 /* Link parallel detection - link is up */
2399 /* only if we have PCS_SYNC and not */
2400 /* receiving config code words */
2401 mac_status = tr32(MAC_STATUS);
2402 if ((mac_status & MAC_STATUS_PCS_SYNCED) &&
2403 !(mac_status & MAC_STATUS_RCVD_CFG)) {
2404 tg3_setup_flow_control(tp, 0, 0);
2405 current_link_up = 1;
2406 }
2407 }
2408 }
2409 }
2410
2411out:
2412 return current_link_up;
2413}
2414
2415static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status)
2416{
2417 int current_link_up = 0;
2418
2419 if (!(mac_status & MAC_STATUS_PCS_SYNCED)) {
2420 tp->tg3_flags &= ~TG3_FLAG_GOT_SERDES_FLOWCTL;
2421 goto out;
2422 }
2423
2424 if (tp->link_config.autoneg == AUTONEG_ENABLE) {
2425 u32 flags;
2426 int i;
2427
2428 if (fiber_autoneg(tp, &flags)) {
2429 u32 local_adv, remote_adv;
2430
2431 local_adv = ADVERTISE_PAUSE_CAP;
2432 remote_adv = 0;
2433 if (flags & MR_LP_ADV_SYM_PAUSE)
2434 remote_adv |= LPA_PAUSE_CAP;
2435 if (flags & MR_LP_ADV_ASYM_PAUSE)
2436 remote_adv |= LPA_PAUSE_ASYM;
2437
2438 tg3_setup_flow_control(tp, local_adv, remote_adv);
2439
2440 tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
2441 current_link_up = 1;
2442 }
2443 for (i = 0; i < 30; i++) {
2444 udelay(20);
2445 tw32_f(MAC_STATUS,
2446 (MAC_STATUS_SYNC_CHANGED |
2447 MAC_STATUS_CFG_CHANGED));
2448 udelay(40);
2449 if ((tr32(MAC_STATUS) &
2450 (MAC_STATUS_SYNC_CHANGED |
2451 MAC_STATUS_CFG_CHANGED)) == 0)
2452 break;
2453 }
2454
2455 mac_status = tr32(MAC_STATUS);
2456 if (current_link_up == 0 &&
2457 (mac_status & MAC_STATUS_PCS_SYNCED) &&
2458 !(mac_status & MAC_STATUS_RCVD_CFG))
2459 current_link_up = 1;
2460 } else {
2461 /* Forcing 1000FD link up. */
2462 current_link_up = 1;
2463 tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
2464
2465 tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS));
2466 udelay(40);
2467 }
2468
2469out:
2470 return current_link_up;
2471}
2472
2473static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset)
2474{
2475 u32 orig_pause_cfg;
2476 u16 orig_active_speed;
2477 u8 orig_active_duplex;
2478 u32 mac_status;
2479 int current_link_up;
2480 int i;
2481
2482 orig_pause_cfg =
2483 (tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
2484 TG3_FLAG_TX_PAUSE));
2485 orig_active_speed = tp->link_config.active_speed;
2486 orig_active_duplex = tp->link_config.active_duplex;
2487
2488 if (!(tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) &&
2489 netif_carrier_ok(tp->dev) &&
2490 (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) {
2491 mac_status = tr32(MAC_STATUS);
2492 mac_status &= (MAC_STATUS_PCS_SYNCED |
2493 MAC_STATUS_SIGNAL_DET |
2494 MAC_STATUS_CFG_CHANGED |
2495 MAC_STATUS_RCVD_CFG);
2496 if (mac_status == (MAC_STATUS_PCS_SYNCED |
2497 MAC_STATUS_SIGNAL_DET)) {
2498 tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
2499 MAC_STATUS_CFG_CHANGED));
2500 return 0;
2501 }
2502 }
2503
2504 tw32_f(MAC_TX_AUTO_NEG, 0);
2505
2506 tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX);
2507 tp->mac_mode |= MAC_MODE_PORT_MODE_TBI;
2508 tw32_f(MAC_MODE, tp->mac_mode);
2509 udelay(40);
2510
2511 if (tp->phy_id == PHY_ID_BCM8002)
2512 tg3_init_bcm8002(tp);
2513
2514 /* Enable link change event even when serdes polling. */
2515 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
2516 udelay(40);
2517
2518 current_link_up = 0;
2519 mac_status = tr32(MAC_STATUS);
2520
2521 if (tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG)
2522 current_link_up = tg3_setup_fiber_hw_autoneg(tp, mac_status);
2523 else
2524 current_link_up = tg3_setup_fiber_by_hand(tp, mac_status);
2525
2526 tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
2527 tw32_f(MAC_MODE, tp->mac_mode);
2528 udelay(40);
2529
2530 tp->hw_status->status =
2531 (SD_STATUS_UPDATED |
2532 (tp->hw_status->status & ~SD_STATUS_LINK_CHG));
2533
2534 for (i = 0; i < 100; i++) {
2535 tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
2536 MAC_STATUS_CFG_CHANGED));
2537 udelay(5);
2538 if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED |
2539 MAC_STATUS_CFG_CHANGED)) == 0)
2540 break;
2541 }
2542
2543 mac_status = tr32(MAC_STATUS);
2544 if ((mac_status & MAC_STATUS_PCS_SYNCED) == 0) {
2545 current_link_up = 0;
2546 if (tp->link_config.autoneg == AUTONEG_ENABLE) {
2547 tw32_f(MAC_MODE, (tp->mac_mode |
2548 MAC_MODE_SEND_CONFIGS));
2549 udelay(1);
2550 tw32_f(MAC_MODE, tp->mac_mode);
2551 }
2552 }
2553
2554 if (current_link_up == 1) {
2555 tp->link_config.active_speed = SPEED_1000;
2556 tp->link_config.active_duplex = DUPLEX_FULL;
2557 tw32(MAC_LED_CTRL, (tp->led_ctrl |
2558 LED_CTRL_LNKLED_OVERRIDE |
2559 LED_CTRL_1000MBPS_ON));
2560 } else {
2561 tp->link_config.active_speed = SPEED_INVALID;
2562 tp->link_config.active_duplex = DUPLEX_INVALID;
2563 tw32(MAC_LED_CTRL, (tp->led_ctrl |
2564 LED_CTRL_LNKLED_OVERRIDE |
2565 LED_CTRL_TRAFFIC_OVERRIDE));
2566 }
2567
2568 if (current_link_up != netif_carrier_ok(tp->dev)) {
2569 if (current_link_up)
2570 netif_carrier_on(tp->dev);
2571 else
2572 netif_carrier_off(tp->dev);
2573 tg3_link_report(tp);
2574 } else {
2575 u32 now_pause_cfg =
2576 tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
2577 TG3_FLAG_TX_PAUSE);
2578 if (orig_pause_cfg != now_pause_cfg ||
2579 orig_active_speed != tp->link_config.active_speed ||
2580 orig_active_duplex != tp->link_config.active_duplex)
2581 tg3_link_report(tp);
2582 }
2583
2584 return 0;
2585}
2586
747e8f8b
MC		 2587static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
2588{
2589 int current_link_up, err = 0;
2590 u32 bmsr, bmcr;
2591 u16 current_speed;
2592 u8 current_duplex;
2593
2594 tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
2595 tw32_f(MAC_MODE, tp->mac_mode);
2596 udelay(40);
2597
2598 tw32(MAC_EVENT, 0);
2599
2600 tw32_f(MAC_STATUS,
2601 (MAC_STATUS_SYNC_CHANGED |
2602 MAC_STATUS_CFG_CHANGED |
2603 MAC_STATUS_MI_COMPLETION |
2604 MAC_STATUS_LNKSTATE_CHANGED));
2605 udelay(40);
2606
2607 if (force_reset)
2608 tg3_phy_reset(tp);
2609
2610 current_link_up = 0;
2611 current_speed = SPEED_INVALID;
2612 current_duplex = DUPLEX_INVALID;
2613
2614 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2615 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2616
2617 err |= tg3_readphy(tp, MII_BMCR, &bmcr);
2618
2619 if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset &&
2620 (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
2621 /* do nothing, just check for link up at the end */
2622 } else if (tp->link_config.autoneg == AUTONEG_ENABLE) {
2623 u32 adv, new_adv;
2624
2625 err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
2626 new_adv = adv & ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF |
2627 ADVERTISE_1000XPAUSE |
2628 ADVERTISE_1000XPSE_ASYM |
2629 ADVERTISE_SLCT);
2630
2631 /* Always advertise symmetric PAUSE just like copper */
2632 new_adv |= ADVERTISE_1000XPAUSE;
2633
2634 if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
2635 new_adv |= ADVERTISE_1000XHALF;
2636 if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
2637 new_adv |= ADVERTISE_1000XFULL;
2638
2639 if ((new_adv != adv) || !(bmcr & BMCR_ANENABLE)) {
2640 tg3_writephy(tp, MII_ADVERTISE, new_adv);
2641 bmcr |= BMCR_ANENABLE | BMCR_ANRESTART;
2642 tg3_writephy(tp, MII_BMCR, bmcr);
2643
2644 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
2645 tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
2646 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2647
2648 return err;
2649 }
2650 } else {
2651 u32 new_bmcr;
2652
2653 bmcr &= ~BMCR_SPEED1000;
2654 new_bmcr = bmcr & ~(BMCR_ANENABLE | BMCR_FULLDPLX);
2655
2656 if (tp->link_config.duplex == DUPLEX_FULL)
2657 new_bmcr |= BMCR_FULLDPLX;
2658
2659 if (new_bmcr != bmcr) {
2660 /* BMCR_SPEED1000 is a reserved bit that needs
2661 * to be set on write.
2662 */
2663 new_bmcr |= BMCR_SPEED1000;
2664
2665 /* Force a linkdown */
2666 if (netif_carrier_ok(tp->dev)) {
2667 u32 adv;
2668
2669 err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
2670 adv &= ~(ADVERTISE_1000XFULL |
2671 ADVERTISE_1000XHALF |
2672 ADVERTISE_SLCT);
2673 tg3_writephy(tp, MII_ADVERTISE, adv);
2674 tg3_writephy(tp, MII_BMCR, bmcr |
2675 BMCR_ANRESTART |
2676 BMCR_ANENABLE);
2677 udelay(10);
2678 netif_carrier_off(tp->dev);
2679 }
2680 tg3_writephy(tp, MII_BMCR, new_bmcr);
2681 bmcr = new_bmcr;
2682 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2683 err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2684 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2685 }
2686 }
2687
2688 if (bmsr & BMSR_LSTATUS) {
2689 current_speed = SPEED_1000;
2690 current_link_up = 1;
2691 if (bmcr & BMCR_FULLDPLX)
2692 current_duplex = DUPLEX_FULL;
2693 else
2694 current_duplex = DUPLEX_HALF;
2695
2696 if (bmcr & BMCR_ANENABLE) {
2697 u32 local_adv, remote_adv, common;
2698
2699 err |= tg3_readphy(tp, MII_ADVERTISE, &local_adv);
2700 err |= tg3_readphy(tp, MII_LPA, &remote_adv);
2701 common = local_adv & remote_adv;
2702 if (common & (ADVERTISE_1000XHALF |
2703 ADVERTISE_1000XFULL)) {
2704 if (common & ADVERTISE_1000XFULL)
2705 current_duplex = DUPLEX_FULL;
2706 else
2707 current_duplex = DUPLEX_HALF;
2708
2709 tg3_setup_flow_control(tp, local_adv,
2710 remote_adv);
2711 }
2712 else
2713 current_link_up = 0;
2714 }
2715 }
2716
2717 tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
2718 if (tp->link_config.active_duplex == DUPLEX_HALF)
2719 tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
2720
2721 tw32_f(MAC_MODE, tp->mac_mode);
2722 udelay(40);
2723
2724 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
2725
2726 tp->link_config.active_speed = current_speed;
2727 tp->link_config.active_duplex = current_duplex;
2728
2729 if (current_link_up != netif_carrier_ok(tp->dev)) {
2730 if (current_link_up)
2731 netif_carrier_on(tp->dev);
2732 else {
2733 netif_carrier_off(tp->dev);
2734 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2735 }
2736 tg3_link_report(tp);
2737 }
2738 return err;
2739}
2740
2741static void tg3_serdes_parallel_detect(struct tg3 *tp)
2742{
2743 if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED) {
2744 /* Give autoneg time to complete. */
2745 tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
2746 return;
2747 }
2748 if (!netif_carrier_ok(tp->dev) &&
2749 (tp->link_config.autoneg == AUTONEG_ENABLE)) {
2750 u32 bmcr;
2751
2752 tg3_readphy(tp, MII_BMCR, &bmcr);
2753 if (bmcr & BMCR_ANENABLE) {
2754 u32 phy1, phy2;
2755
2756 /* Select shadow register 0x1f */
2757 tg3_writephy(tp, 0x1c, 0x7c00);
2758 tg3_readphy(tp, 0x1c, &phy1);
2759
2760 /* Select expansion interrupt status register */
2761 tg3_writephy(tp, 0x17, 0x0f01);
2762 tg3_readphy(tp, 0x15, &phy2);
2763 tg3_readphy(tp, 0x15, &phy2);
2764
2765 if ((phy1 & 0x10) && !(phy2 & 0x20)) {
2766 /* We have signal detect and not receiving
2767 * config code words, link is up by parallel
2768 * detection.
2769 */
2770
2771 bmcr &= ~BMCR_ANENABLE;
2772 bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX;
2773 tg3_writephy(tp, MII_BMCR, bmcr);
2774 tp->tg3_flags2 |= TG3_FLG2_PARALLEL_DETECT;
2775 }
2776 }
2777 }
2778 else if (netif_carrier_ok(tp->dev) &&
2779 (tp->link_config.autoneg == AUTONEG_ENABLE) &&
2780 (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
2781 u32 phy2;
2782
2783 /* Select expansion interrupt status register */
2784 tg3_writephy(tp, 0x17, 0x0f01);
2785 tg3_readphy(tp, 0x15, &phy2);
2786 if (phy2 & 0x20) {
2787 u32 bmcr;
2788
2789 /* Config code words received, turn on autoneg. */
2790 tg3_readphy(tp, MII_BMCR, &bmcr);
2791 tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANENABLE);
2792
2793 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2794
2795 }
2796 }
2797}
2798
1da177e4
LT		 2799static int tg3_setup_phy(struct tg3 *tp, int force_reset)
2800{
2801 int err;
2802
2803 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
2804 err = tg3_setup_fiber_phy(tp, force_reset);
747e8f8b
MC		 2805 } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
2806 err = tg3_setup_fiber_mii_phy(tp, force_reset);
1da177e4
LT		 2807 } else {
2808 err = tg3_setup_copper_phy(tp, force_reset);
2809 }
2810
2811 if (tp->link_config.active_speed == SPEED_1000 &&
2812 tp->link_config.active_duplex == DUPLEX_HALF)
2813 tw32(MAC_TX_LENGTHS,
2814 ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
2815 (6 << TX_LENGTHS_IPG_SHIFT) |
2816 (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
2817 else
2818 tw32(MAC_TX_LENGTHS,
2819 ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
2820 (6 << TX_LENGTHS_IPG_SHIFT) |
2821 (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));
2822
2823 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
2824 if (netif_carrier_ok(tp->dev)) {
2825 tw32(HOSTCC_STAT_COAL_TICKS,
15f9850d 2826 tp->coal.stats_block_coalesce_usecs);
1da177e4
LT		 2827 } else {
2828 tw32(HOSTCC_STAT_COAL_TICKS, 0);
2829 }
2830 }
2831
2832 return err;
2833}
2834
2835/* Tigon3 never reports partial packet sends. So we do not
2836 * need special logic to handle SKBs that have not had all
2837 * of their frags sent yet, like SunGEM does.
2838 */
2839static void tg3_tx(struct tg3 *tp)
2840{
2841 u32 hw_idx = tp->hw_status->idx[0].tx_consumer;
2842 u32 sw_idx = tp->tx_cons;
2843
2844 while (sw_idx != hw_idx) {
2845 struct tx_ring_info *ri = &tp->tx_buffers[sw_idx];
2846 struct sk_buff *skb = ri->skb;
2847 int i;
2848
2849 if (unlikely(skb == NULL))
2850 BUG();
2851
2852 pci_unmap_single(tp->pdev,
2853 pci_unmap_addr(ri, mapping),
2854 skb_headlen(skb),
2855 PCI_DMA_TODEVICE);
2856
2857 ri->skb = NULL;
2858
2859 sw_idx = NEXT_TX(sw_idx);
2860
2861 for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
2862 if (unlikely(sw_idx == hw_idx))
2863 BUG();
2864
2865 ri = &tp->tx_buffers[sw_idx];
2866 if (unlikely(ri->skb != NULL))
2867 BUG();
2868
2869 pci_unmap_page(tp->pdev,
2870 pci_unmap_addr(ri, mapping),
2871 skb_shinfo(skb)->frags[i].size,
2872 PCI_DMA_TODEVICE);
2873
2874 sw_idx = NEXT_TX(sw_idx);
2875 }
2876
f47c11ee 2877 dev_kfree_skb(skb);
1da177e4
LT		 2878 }
2879
2880 tp->tx_cons = sw_idx;
2881
51b91468
MC		 2882 if (unlikely(netif_queue_stopped(tp->dev))) {
2883 spin_lock(&tp->tx_lock);
2884 if (netif_queue_stopped(tp->dev) &&
2885 (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH))
2886 netif_wake_queue(tp->dev);
2887 spin_unlock(&tp->tx_lock);
2888 }
1da177e4
LT		 2889}
2890
2891/* Returns size of skb allocated or < 0 on error.
2892 *
2893 * We only need to fill in the address because the other members
2894 * of the RX descriptor are invariant, see tg3_init_rings.
2895 *
2896 * Note the purposeful assymetry of cpu vs. chip accesses. For
2897 * posting buffers we only dirty the first cache line of the RX
2898 * descriptor (containing the address). Whereas for the RX status
2899 * buffers the cpu only reads the last cacheline of the RX descriptor
2900 * (to fetch the error flags, vlan tag, checksum, and opaque cookie).
2901 */
2902static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
2903 int src_idx, u32 dest_idx_unmasked)
2904{
2905 struct tg3_rx_buffer_desc *desc;
2906 struct ring_info *map, *src_map;
2907 struct sk_buff *skb;
2908 dma_addr_t mapping;
2909 int skb_size, dest_idx;
2910
2911 src_map = NULL;
2912 switch (opaque_key) {
2913 case RXD_OPAQUE_RING_STD:
2914 dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
2915 desc = &tp->rx_std[dest_idx];
2916 map = &tp->rx_std_buffers[dest_idx];
2917 if (src_idx >= 0)
2918 src_map = &tp->rx_std_buffers[src_idx];
7e72aad4 2919 skb_size = tp->rx_pkt_buf_sz;
1da177e4
LT		 2920 break;
2921
2922 case RXD_OPAQUE_RING_JUMBO:
2923 dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
2924 desc = &tp->rx_jumbo[dest_idx];
2925 map = &tp->rx_jumbo_buffers[dest_idx];
2926 if (src_idx >= 0)
2927 src_map = &tp->rx_jumbo_buffers[src_idx];
2928 skb_size = RX_JUMBO_PKT_BUF_SZ;
2929 break;
2930
2931 default:
2932 return -EINVAL;
2933 };
2934
2935 /* Do not overwrite any of the map or rp information
2936 * until we are sure we can commit to a new buffer.
2937 *
2938 * Callers depend upon this behavior and assume that
2939 * we leave everything unchanged if we fail.
2940 */
2941 skb = dev_alloc_skb(skb_size);
2942 if (skb == NULL)
2943 return -ENOMEM;
2944
2945 skb->dev = tp->dev;
2946 skb_reserve(skb, tp->rx_offset);
2947
2948 mapping = pci_map_single(tp->pdev, skb->data,
2949 skb_size - tp->rx_offset,
2950 PCI_DMA_FROMDEVICE);
2951
2952 map->skb = skb;
2953 pci_unmap_addr_set(map, mapping, mapping);
2954
2955 if (src_map != NULL)
2956 src_map->skb = NULL;
2957
2958 desc->addr_hi = ((u64)mapping >> 32);
2959 desc->addr_lo = ((u64)mapping & 0xffffffff);
2960
2961 return skb_size;
2962}
2963
2964/* We only need to move over in the address because the other
2965 * members of the RX descriptor are invariant. See notes above
2966 * tg3_alloc_rx_skb for full details.
2967 */
2968static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
2969 int src_idx, u32 dest_idx_unmasked)
2970{
2971 struct tg3_rx_buffer_desc *src_desc, *dest_desc;
2972 struct ring_info *src_map, *dest_map;
2973 int dest_idx;
2974
2975 switch (opaque_key) {
2976 case RXD_OPAQUE_RING_STD:
2977 dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
2978 dest_desc = &tp->rx_std[dest_idx];
2979 dest_map = &tp->rx_std_buffers[dest_idx];
2980 src_desc = &tp->rx_std[src_idx];
2981 src_map = &tp->rx_std_buffers[src_idx];
2982 break;
2983
2984 case RXD_OPAQUE_RING_JUMBO:
2985 dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
2986 dest_desc = &tp->rx_jumbo[dest_idx];
2987 dest_map = &tp->rx_jumbo_buffers[dest_idx];
2988 src_desc = &tp->rx_jumbo[src_idx];
2989 src_map = &tp->rx_jumbo_buffers[src_idx];
2990 break;
2991
2992 default:
2993 return;
2994 };
2995
2996 dest_map->skb = src_map->skb;
2997 pci_unmap_addr_set(dest_map, mapping,
2998 pci_unmap_addr(src_map, mapping));
2999 dest_desc->addr_hi = src_desc->addr_hi;
3000 dest_desc->addr_lo = src_desc->addr_lo;
3001
3002 src_map->skb = NULL;
3003}
3004
3005#if TG3_VLAN_TAG_USED
3006static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag)
3007{
3008 return vlan_hwaccel_receive_skb(skb, tp->vlgrp, vlan_tag);
3009}
3010#endif
3011
3012/* The RX ring scheme is composed of multiple rings which post fresh
3013 * buffers to the chip, and one special ring the chip uses to report
3014 * status back to the host.
3015 *
3016 * The special ring reports the status of received packets to the
3017 * host. The chip does not write into the original descriptor the
3018 * RX buffer was obtained from. The chip simply takes the original
3019 * descriptor as provided by the host, updates the status and length
3020 * field, then writes this into the next status ring entry.
3021 *
3022 * Each ring the host uses to post buffers to the chip is described
3023 * by a TG3_BDINFO entry in the chips SRAM area. When a packet arrives,
3024 * it is first placed into the on-chip ram. When the packet's length
3025 * is known, it walks down the TG3_BDINFO entries to select the ring.
3026 * Each TG3_BDINFO specifies a MAXLEN field and the first TG3_BDINFO
3027 * which is within the range of the new packet's length is chosen.
3028 *
3029 * The "separate ring for rx status" scheme may sound queer, but it makes
3030 * sense from a cache coherency perspective. If only the host writes
3031 * to the buffer post rings, and only the chip writes to the rx status
3032 * rings, then cache lines never move beyond shared-modified state.
3033 * If both the host and chip were to write into the same ring, cache line
3034 * eviction could occur since both entities want it in an exclusive state.
3035 */
3036static int tg3_rx(struct tg3 *tp, int budget)
3037{
3038 u32 work_mask;
483ba50b
MC		 3039 u32 sw_idx = tp->rx_rcb_ptr;
3040 u16 hw_idx;
1da177e4
LT		 3041 int received;
3042
3043 hw_idx = tp->hw_status->idx[0].rx_producer;
3044 /*
3045 * We need to order the read of hw_idx and the read of
3046 * the opaque cookie.
3047 */
3048 rmb();
1da177e4
LT		 3049 work_mask = 0;
3050 received = 0;
3051 while (sw_idx != hw_idx && budget > 0) {
3052 struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx];
3053 unsigned int len;
3054 struct sk_buff *skb;
3055 dma_addr_t dma_addr;
3056 u32 opaque_key, desc_idx, *post_ptr;
3057
3058 desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
3059 opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
3060 if (opaque_key == RXD_OPAQUE_RING_STD) {
3061 dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx],
3062 mapping);
3063 skb = tp->rx_std_buffers[desc_idx].skb;
3064 post_ptr = &tp->rx_std_ptr;
3065 } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
3066 dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx],
3067 mapping);
3068 skb = tp->rx_jumbo_buffers[desc_idx].skb;
3069 post_ptr = &tp->rx_jumbo_ptr;
3070 }
3071 else {
3072 goto next_pkt_nopost;
3073 }
3074
3075 work_mask |= opaque_key;
3076
3077 if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
3078 (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) {
3079 drop_it:
3080 tg3_recycle_rx(tp, opaque_key,
3081 desc_idx, *post_ptr);
3082 drop_it_no_recycle:
3083 /* Other statistics kept track of by card. */
3084 tp->net_stats.rx_dropped++;
3085 goto next_pkt;
3086 }
3087
3088 len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */
3089
3090 if (len > RX_COPY_THRESHOLD
3091 && tp->rx_offset == 2
3092 /* rx_offset != 2 iff this is a 5701 card running
3093 * in PCI-X mode [see tg3_get_invariants()] */
3094 ) {
3095 int skb_size;
3096
3097 skb_size = tg3_alloc_rx_skb(tp, opaque_key,
3098 desc_idx, *post_ptr);
3099 if (skb_size < 0)
3100 goto drop_it;
3101
3102 pci_unmap_single(tp->pdev, dma_addr,
3103 skb_size - tp->rx_offset,
3104 PCI_DMA_FROMDEVICE);
3105
3106 skb_put(skb, len);
3107 } else {
3108 struct sk_buff *copy_skb;
3109
3110 tg3_recycle_rx(tp, opaque_key,
3111 desc_idx, *post_ptr);
3112
3113 copy_skb = dev_alloc_skb(len + 2);
3114 if (copy_skb == NULL)
3115 goto drop_it_no_recycle;
3116
3117 copy_skb->dev = tp->dev;
3118 skb_reserve(copy_skb, 2);
3119 skb_put(copy_skb, len);
3120 pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
3121 memcpy(copy_skb->data, skb->data, len);
3122 pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
3123
3124 /* We'll reuse the original ring buffer. */
3125 skb = copy_skb;
3126 }
3127
3128 if ((tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) &&
3129 (desc->type_flags & RXD_FLAG_TCPUDP_CSUM) &&
3130 (((desc->ip_tcp_csum & RXD_TCPCSUM_MASK)
3131 >> RXD_TCPCSUM_SHIFT) == 0xffff))
3132 skb->ip_summed = CHECKSUM_UNNECESSARY;
3133 else
3134 skb->ip_summed = CHECKSUM_NONE;
3135
3136 skb->protocol = eth_type_trans(skb, tp->dev);
3137#if TG3_VLAN_TAG_USED
3138 if (tp->vlgrp != NULL &&
3139 desc->type_flags & RXD_FLAG_VLAN) {
3140 tg3_vlan_rx(tp, skb,
3141 desc->err_vlan & RXD_VLAN_MASK);
3142 } else
3143#endif
3144 netif_receive_skb(skb);
3145
3146 tp->dev->last_rx = jiffies;
3147 received++;
3148 budget--;
3149
3150next_pkt:
3151 (*post_ptr)++;
3152next_pkt_nopost:
483ba50b
MC		 3153 sw_idx++;
3154 sw_idx %= TG3_RX_RCB_RING_SIZE(tp);
52f6d697
MC		 3155
3156 /* Refresh hw_idx to see if there is new work */
3157 if (sw_idx == hw_idx) {
3158 hw_idx = tp->hw_status->idx[0].rx_producer;
3159 rmb();
3160 }
1da177e4
LT		 3161 }
3162
3163 /* ACK the status ring. */
483ba50b
MC		 3164 tp->rx_rcb_ptr = sw_idx;
3165 tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx);
1da177e4
LT		 3166
3167 /* Refill RX ring(s). */
3168 if (work_mask & RXD_OPAQUE_RING_STD) {
3169 sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE;
3170 tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
3171 sw_idx);
3172 }
3173 if (work_mask & RXD_OPAQUE_RING_JUMBO) {
3174 sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE;
3175 tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
3176 sw_idx);
3177 }
3178 mmiowb();
3179
3180 return received;
3181}
3182
3183static int tg3_poll(struct net_device *netdev, int *budget)
3184{
3185 struct tg3 *tp = netdev_priv(netdev);
3186 struct tg3_hw_status *sblk = tp->hw_status;
1da177e4
LT		 3187 int done;
3188
1da177e4
LT		 3189 /* handle link change and other phy events */
3190 if (!(tp->tg3_flags &
3191 (TG3_FLAG_USE_LINKCHG_REG |
3192 TG3_FLAG_POLL_SERDES))) {
3193 if (sblk->status & SD_STATUS_LINK_CHG) {
3194 sblk->status = SD_STATUS_UPDATED |
3195 (sblk->status & ~SD_STATUS_LINK_CHG);
f47c11ee 3196 spin_lock(&tp->lock);
1da177e4 3197 tg3_setup_phy(tp, 0);
f47c11ee 3198 spin_unlock(&tp->lock);
1da177e4
LT		 3199 }
3200 }
3201
3202 /* run TX completion thread */
3203 if (sblk->idx[0].tx_consumer != tp->tx_cons) {
1da177e4 3204 tg3_tx(tp);
1da177e4
LT		 3205 }
3206
1da177e4
LT		 3207 /* run RX thread, within the bounds set by NAPI.
3208 * All RX "locking" is done by ensuring outside
3209 * code synchronizes with dev->poll()
3210 */
1da177e4
LT		 3211 if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) {
3212 int orig_budget = *budget;
3213 int work_done;
3214
3215 if (orig_budget > netdev->quota)
3216 orig_budget = netdev->quota;
3217
3218 work_done = tg3_rx(tp, orig_budget);
3219
3220 *budget -= work_done;
3221 netdev->quota -= work_done;
1da177e4
LT		 3222 }
3223
38f3843e 3224 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
f7383c22 3225 tp->last_tag = sblk->status_tag;
38f3843e
MC		 3226 rmb();
3227 } else
3228 sblk->status &= ~SD_STATUS_UPDATED;
f7383c22 3229
1da177e4 3230 /* if no more work, tell net stack and NIC we're done */
f7383c22 3231 done = !tg3_has_work(tp);
1da177e4 3232 if (done) {
f47c11ee 3233 netif_rx_complete(netdev);
1da177e4 3234 tg3_restart_ints(tp);
1da177e4
LT		 3235 }
3236
3237 return (done ? 0 : 1);
3238}
3239
f47c11ee
DM		 3240static void tg3_irq_quiesce(struct tg3 *tp)
3241{
3242 BUG_ON(tp->irq_sync);
3243
3244 tp->irq_sync = 1;
3245 smp_mb();
3246
3247 synchronize_irq(tp->pdev->irq);
3248}
3249
3250static inline int tg3_irq_sync(struct tg3 *tp)
3251{
3252 return tp->irq_sync;
3253}
3254
3255/* Fully shutdown all tg3 driver activity elsewhere in the system.
3256 * If irq_sync is non-zero, then the IRQ handler must be synchronized
3257 * with as well. Most of the time, this is not necessary except when
3258 * shutting down the device.
3259 */
3260static inline void tg3_full_lock(struct tg3 *tp, int irq_sync)
3261{
3262 if (irq_sync)
3263 tg3_irq_quiesce(tp);
3264 spin_lock_bh(&tp->lock);
3265 spin_lock(&tp->tx_lock);
3266}
3267
3268static inline void tg3_full_unlock(struct tg3 *tp)
3269{
3270 spin_unlock(&tp->tx_lock);
3271 spin_unlock_bh(&tp->lock);
3272}
3273
88b06bc2
MC		 3274/* MSI ISR - No need to check for interrupt sharing and no need to
3275 * flush status block and interrupt mailbox. PCI ordering rules
3276 * guarantee that MSI will arrive after the status block.
3277 */
3278static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs)
3279{
3280 struct net_device *dev = dev_id;
3281 struct tg3 *tp = netdev_priv(dev);
88b06bc2 3282
61487480
MC		 3283 prefetch(tp->hw_status);
3284 prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
88b06bc2 3285 /*
fac9b83e 3286 * Writing any value to intr-mbox-0 clears PCI INTA# and
88b06bc2 3287 * chip-internal interrupt pending events.
fac9b83e 3288 * Writing non-zero to intr-mbox-0 additional tells the
88b06bc2
MC		 3289 * NIC to stop sending us irqs, engaging "in-intr-handler"
3290 * event coalescing.
3291 */
3292 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
61487480 3293 if (likely(!tg3_irq_sync(tp)))
88b06bc2 3294 netif_rx_schedule(dev); /* schedule NAPI poll */
61487480 3295
88b06bc2
MC		 3296 return IRQ_RETVAL(1);
3297}
3298
1da177e4
LT		 3299static irqreturn_t tg3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
3300{
3301 struct net_device *dev = dev_id;
3302 struct tg3 *tp = netdev_priv(dev);
3303 struct tg3_hw_status *sblk = tp->hw_status;
1da177e4
LT		 3304 unsigned int handled = 1;
3305
1da177e4
LT		 3306 /* In INTx mode, it is possible for the interrupt to arrive at
3307 * the CPU before the status block posted prior to the interrupt.
3308 * Reading the PCI State register will confirm whether the
3309 * interrupt is ours and will flush the status block.
3310 */
3311 if ((sblk->status & SD_STATUS_UPDATED) ||
3312 !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
3313 /*
fac9b83e 3314 * Writing any value to intr-mbox-0 clears PCI INTA# and
1da177e4 3315 * chip-internal interrupt pending events.
fac9b83e 3316 * Writing non-zero to intr-mbox-0 additional tells the
1da177e4
LT		 3317 * NIC to stop sending us irqs, engaging "in-intr-handler"
3318 * event coalescing.
3319 */
3320 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
3321 0x00000001);
f47c11ee
DM		 3322 if (tg3_irq_sync(tp))
3323 goto out;
fac9b83e 3324 sblk->status &= ~SD_STATUS_UPDATED;
61487480
MC		 3325 if (likely(tg3_has_work(tp))) {
3326 prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
fac9b83e 3327 netif_rx_schedule(dev); /* schedule NAPI poll */
61487480 3328 } else {
fac9b83e
DM		 3329 /* No work, shared interrupt perhaps? re-enable
3330 * interrupts, and flush that PCI write
3331 */
09ee929c 3332 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
fac9b83e 3333 0x00000000);
fac9b83e
DM		 3334 }
3335 } else { /* shared interrupt */
3336 handled = 0;
3337 }
f47c11ee 3338out:
fac9b83e
DM		 3339 return IRQ_RETVAL(handled);
3340}
3341
3342static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id, struct pt_regs *regs)
3343{
3344 struct net_device *dev = dev_id;
3345 struct tg3 *tp = netdev_priv(dev);
3346 struct tg3_hw_status *sblk = tp->hw_status;
fac9b83e
DM		 3347 unsigned int handled = 1;
3348
fac9b83e
DM		 3349 /* In INTx mode, it is possible for the interrupt to arrive at
3350 * the CPU before the status block posted prior to the interrupt.
3351 * Reading the PCI State register will confirm whether the
3352 * interrupt is ours and will flush the status block.
3353 */
38f3843e 3354 if ((sblk->status_tag != tp->last_tag) ||
fac9b83e 3355 !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
1da177e4 3356 /*
fac9b83e
DM		 3357 * writing any value to intr-mbox-0 clears PCI INTA# and
3358 * chip-internal interrupt pending events.
3359 * writing non-zero to intr-mbox-0 additional tells the
3360 * NIC to stop sending us irqs, engaging "in-intr-handler"
3361 * event coalescing.
1da177e4 3362 */
fac9b83e
DM		 3363 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
3364 0x00000001);
f47c11ee
DM		 3365 if (tg3_irq_sync(tp))
3366 goto out;
38f3843e 3367 if (netif_rx_schedule_prep(dev)) {
61487480 3368 prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
38f3843e
MC		 3369 /* Update last_tag to mark that this status has been
3370 * seen. Because interrupt may be shared, we may be
3371 * racing with tg3_poll(), so only update last_tag
3372 * if tg3_poll() is not scheduled.
1da177e4 3373 */
38f3843e
MC		 3374 tp->last_tag = sblk->status_tag;
3375 __netif_rx_schedule(dev);
1da177e4
LT		 3376 }
3377 } else { /* shared interrupt */
3378 handled = 0;
3379 }
f47c11ee 3380out:
1da177e4
LT		 3381 return IRQ_RETVAL(handled);
3382}
3383
7938109f
MC		 3384/* ISR for interrupt test */
3385static irqreturn_t tg3_test_isr(int irq, void *dev_id,
3386 struct pt_regs *regs)
3387{
3388 struct net_device *dev = dev_id;
3389 struct tg3 *tp = netdev_priv(dev);
3390 struct tg3_hw_status *sblk = tp->hw_status;
3391
3392 if (sblk->status & SD_STATUS_UPDATED) {
3393 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
3394 0x00000001);
3395 return IRQ_RETVAL(1);
3396 }
3397 return IRQ_RETVAL(0);
3398}
3399
1da177e4 3400static int tg3_init_hw(struct tg3 *);
944d980e 3401static int tg3_halt(struct tg3 *, int, int);
1da177e4
LT		 3402
3403#ifdef CONFIG_NET_POLL_CONTROLLER
3404static void tg3_poll_controller(struct net_device *dev)
3405{
88b06bc2
MC		 3406 struct tg3 *tp = netdev_priv(dev);
3407
3408 tg3_interrupt(tp->pdev->irq, dev, NULL);
1da177e4
LT		 3409}
3410#endif
3411
3412static void tg3_reset_task(void *_data)
3413{
3414 struct tg3 *tp = _data;
3415 unsigned int restart_timer;
3416
3417 tg3_netif_stop(tp);
3418
f47c11ee 3419 tg3_full_lock(tp, 1);
1da177e4
LT		 3420
3421 restart_timer = tp->tg3_flags2 & TG3_FLG2_RESTART_TIMER;
3422 tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
3423
944d980e 3424 tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
1da177e4
LT		 3425 tg3_init_hw(tp);
3426
3427 tg3_netif_start(tp);
3428
f47c11ee 3429 tg3_full_unlock(tp);
1da177e4
LT		 3430
3431 if (restart_timer)
3432 mod_timer(&tp->timer, jiffies + 1);
3433}
3434
3435static void tg3_tx_timeout(struct net_device *dev)
3436{
3437 struct tg3 *tp = netdev_priv(dev);
3438
3439 printk(KERN_ERR PFX "%s: transmit timed out, resetting\n",
3440 dev->name);
3441
3442 schedule_work(&tp->reset_task);
3443}
3444
c58ec932
MC		 3445/* Test for DMA buffers crossing any 4GB boundaries: 4G, 8G, etc */
3446static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
3447{
3448 u32 base = (u32) mapping & 0xffffffff;
3449
3450 return ((base > 0xffffdcc0) &&
3451 (base + len + 8 < base));
3452}
3453
1da177e4
LT		 3454static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
3455
3456static int tigon3_4gb_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
c58ec932
MC		 3457 u32 last_plus_one, u32 *start,
3458 u32 base_flags, u32 mss)
1da177e4
LT		 3459{
3460 struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC);
c58ec932 3461 dma_addr_t new_addr = 0;
1da177e4 3462 u32 entry = *start;
c58ec932 3463 int i, ret = 0;
1da177e4
LT		 3464
3465 if (!new_skb) {
c58ec932
MC		 3466 ret = -1;
3467 } else {
3468 /* New SKB is guaranteed to be linear. */
3469 entry = *start;
3470 new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len,
3471 PCI_DMA_TODEVICE);
3472 /* Make sure new skb does not cross any 4G boundaries.
3473 * Drop the packet if it does.
3474 */
3475 if (tg3_4g_overflow_test(new_addr, new_skb->len)) {
3476 ret = -1;
3477 dev_kfree_skb(new_skb);
3478 new_skb = NULL;
3479 } else {
3480 tg3_set_txd(tp, entry, new_addr, new_skb->len,
3481 base_flags, 1 | (mss << 1));
3482 *start = NEXT_TX(entry);
3483 }
1da177e4
LT		 3484 }
3485
1da177e4
LT		 3486 /* Now clean up the sw ring entries. */
3487 i = 0;
3488 while (entry != last_plus_one) {
3489 int len;
3490
3491 if (i == 0)
3492 len = skb_headlen(skb);
3493 else
3494 len = skb_shinfo(skb)->frags[i-1].size;
3495 pci_unmap_single(tp->pdev,
3496 pci_unmap_addr(&tp->tx_buffers[entry], mapping),
3497 len, PCI_DMA_TODEVICE);
3498 if (i == 0) {
3499 tp->tx_buffers[entry].skb = new_skb;
3500 pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, new_addr);
3501 } else {
3502 tp->tx_buffers[entry].skb = NULL;
3503 }
3504 entry = NEXT_TX(entry);
3505 i++;
3506 }
3507
3508 dev_kfree_skb(skb);
3509
c58ec932 3510 return ret;
1da177e4
LT		 3511}
3512
3513static void tg3_set_txd(struct tg3 *tp, int entry,
3514 dma_addr_t mapping, int len, u32 flags,
3515 u32 mss_and_is_end)
3516{
3517 struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry];
3518 int is_end = (mss_and_is_end & 0x1);
3519 u32 mss = (mss_and_is_end >> 1);
3520 u32 vlan_tag = 0;
3521
3522 if (is_end)
3523 flags |= TXD_FLAG_END;
3524 if (flags & TXD_FLAG_VLAN) {
3525 vlan_tag = flags >> 16;
3526 flags &= 0xffff;
3527 }
3528 vlan_tag |= (mss << TXD_MSS_SHIFT);
3529
3530 txd->addr_hi = ((u64) mapping >> 32);
3531 txd->addr_lo = ((u64) mapping & 0xffffffff);
3532 txd->len_flags = (len << TXD_LEN_SHIFT) | flags;
3533 txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT;
3534}
3535
1da177e4
LT		 3536static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
3537{
3538 struct tg3 *tp = netdev_priv(dev);
3539 dma_addr_t mapping;
1da177e4
LT		 3540 u32 len, entry, base_flags, mss;
3541 int would_hit_hwbug;
1da177e4
LT		 3542
3543 len = skb_headlen(skb);
3544
3545 /* No BH disabling for tx_lock here. We are running in BH disabled
3546 * context and TX reclaim runs via tp->poll inside of a software
f47c11ee
DM		 3547 * interrupt. Furthermore, IRQ processing runs lockless so we have
3548 * no IRQ context deadlocks to worry about either. Rejoice!
1da177e4 3549 */
f47c11ee 3550 if (!spin_trylock(&tp->tx_lock))
1da177e4 3551 return NETDEV_TX_LOCKED;
1da177e4
LT		 3552
3553 /* This is a hard error, log it. */
3554 if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
3555 netif_stop_queue(dev);
f47c11ee 3556 spin_unlock(&tp->tx_lock);
1da177e4
LT		 3557 printk(KERN_ERR PFX "%s: BUG! Tx Ring full when queue awake!\n",
3558 dev->name);
3559 return NETDEV_TX_BUSY;
3560 }
3561
3562 entry = tp->tx_prod;
3563 base_flags = 0;
3564 if (skb->ip_summed == CHECKSUM_HW)
3565 base_flags |= TXD_FLAG_TCPUDP_CSUM;
3566#if TG3_TSO_SUPPORT != 0
3567 mss = 0;
3568 if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
3569 (mss = skb_shinfo(skb)->tso_size) != 0) {
3570 int tcp_opt_len, ip_tcp_len;
3571
3572 if (skb_header_cloned(skb) &&
3573 pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
3574 dev_kfree_skb(skb);
3575 goto out_unlock;
3576 }
3577
3578 tcp_opt_len = ((skb->h.th->doff - 5) * 4);
3579 ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr);
3580
3581 base_flags |= (TXD_FLAG_CPU_PRE_DMA |
3582 TXD_FLAG_CPU_POST_DMA);
3583
3584 skb->nh.iph->check = 0;
3585 skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len);
3586 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
3587 skb->h.th->check = 0;
3588 base_flags &= ~TXD_FLAG_TCPUDP_CSUM;
3589 }
3590 else {
3591 skb->h.th->check =
3592 ~csum_tcpudp_magic(skb->nh.iph->saddr,
3593 skb->nh.iph->daddr,
3594 0, IPPROTO_TCP, 0);
3595 }
3596
3597 if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) ||
3598 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
3599 if (tcp_opt_len || skb->nh.iph->ihl > 5) {
3600 int tsflags;
3601
3602 tsflags = ((skb->nh.iph->ihl - 5) +
3603 (tcp_opt_len >> 2));
3604 mss |= (tsflags << 11);
3605 }
3606 } else {
3607 if (tcp_opt_len || skb->nh.iph->ihl > 5) {
3608 int tsflags;
3609
3610 tsflags = ((skb->nh.iph->ihl - 5) +
3611 (tcp_opt_len >> 2));
3612 base_flags |= tsflags << 12;
3613 }
3614 }
3615 }
3616#else
3617 mss = 0;
3618#endif
3619#if TG3_VLAN_TAG_USED
3620 if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
3621 base_flags |= (TXD_FLAG_VLAN |
3622 (vlan_tx_tag_get(skb) << 16));
3623#endif
3624
3625 /* Queue skb data, a.k.a. the main skb fragment. */
3626 mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE);
3627
3628 tp->tx_buffers[entry].skb = skb;
3629 pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
3630
3631 would_hit_hwbug = 0;
3632
3633 if (tg3_4g_overflow_test(mapping, len))
c58ec932 3634 would_hit_hwbug = 1;
1da177e4
LT		 3635
3636 tg3_set_txd(tp, entry, mapping, len, base_flags,
3637 (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
3638
3639 entry = NEXT_TX(entry);
3640
3641 /* Now loop through additional data fragments, and queue them. */
3642 if (skb_shinfo(skb)->nr_frags > 0) {
3643 unsigned int i, last;
3644
3645 last = skb_shinfo(skb)->nr_frags - 1;
3646 for (i = 0; i <= last; i++) {
3647 skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
3648
3649 len = frag->size;
3650 mapping = pci_map_page(tp->pdev,
3651 frag->page,
3652 frag->page_offset,
3653 len, PCI_DMA_TODEVICE);
3654
3655 tp->tx_buffers[entry].skb = NULL;
3656 pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
3657
c58ec932
MC		 3658 if (tg3_4g_overflow_test(mapping, len))
3659 would_hit_hwbug = 1;
1da177e4
LT		 3660
3661 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
3662 tg3_set_txd(tp, entry, mapping, len,
3663 base_flags, (i == last)|(mss << 1));
3664 else
3665 tg3_set_txd(tp, entry, mapping, len,
3666 base_flags, (i == last));
3667
3668 entry = NEXT_TX(entry);
3669 }
3670 }
3671
3672 if (would_hit_hwbug) {
3673 u32 last_plus_one = entry;
3674 u32 start;
1da177e4 3675
c58ec932
MC		 3676 start = entry - 1 - skb_shinfo(skb)->nr_frags;
3677 start &= (TG3_TX_RING_SIZE - 1);
1da177e4
LT		 3678
3679 /* If the workaround fails due to memory/mapping
3680 * failure, silently drop this packet.
3681 */
c58ec932
MC		 3682 if (tigon3_4gb_hwbug_workaround(tp, skb, last_plus_one,
3683 &start, base_flags, mss))
1da177e4
LT		 3684 goto out_unlock;
3685
3686 entry = start;
3687 }
3688
3689 /* Packets are ready, update Tx producer idx local and on card. */
3690 tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
3691
3692 tp->tx_prod = entry;
51b91468 3693 if (TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1)) {
1da177e4 3694 netif_stop_queue(dev);
51b91468
MC		 3695 if (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH)
3696 netif_wake_queue(tp->dev);
3697 }
1da177e4
LT		 3698
3699out_unlock:
3700 mmiowb();
f47c11ee 3701 spin_unlock(&tp->tx_lock);
1da177e4
LT		 3702
3703 dev->trans_start = jiffies;
3704
3705 return NETDEV_TX_OK;
3706}
3707
3708static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp,
3709 int new_mtu)
3710{
3711 dev->mtu = new_mtu;
3712
ef7f5ec0
MC		 3713 if (new_mtu > ETH_DATA_LEN) {
3714 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
3715 tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
3716 ethtool_op_set_tso(dev, 0);
3717 }
3718 else
3719 tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
3720 } else {
3721 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
3722 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
0f893dc6 3723 tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE;
ef7f5ec0 3724 }
1da177e4
LT		 3725}
3726
3727static int tg3_change_mtu(struct net_device *dev, int new_mtu)
3728{
3729 struct tg3 *tp = netdev_priv(dev);
3730
3731 if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp))
3732 return -EINVAL;
3733
3734 if (!netif_running(dev)) {
3735 /* We'll just catch it later when the
3736 * device is up'd.
3737 */
3738 tg3_set_mtu(dev, tp, new_mtu);
3739 return 0;
3740 }
3741
3742 tg3_netif_stop(tp);
f47c11ee
DM		 3743
3744 tg3_full_lock(tp, 1);
1da177e4 3745
944d980e 3746 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 3747
3748 tg3_set_mtu(dev, tp, new_mtu);
3749
3750 tg3_init_hw(tp);
3751
3752 tg3_netif_start(tp);
3753
f47c11ee 3754 tg3_full_unlock(tp);
1da177e4
LT		 3755
3756 return 0;
3757}
3758
3759/* Free up pending packets in all rx/tx rings.
3760 *
3761 * The chip has been shut down and the driver detached from
3762 * the networking, so no interrupts or new tx packets will
3763 * end up in the driver. tp->{tx,}lock is not held and we are not
3764 * in an interrupt context and thus may sleep.
3765 */
3766static void tg3_free_rings(struct tg3 *tp)
3767{
3768 struct ring_info *rxp;
3769 int i;
3770
3771 for (i = 0; i < TG3_RX_RING_SIZE; i++) {
3772 rxp = &tp->rx_std_buffers[i];
3773
3774 if (rxp->skb == NULL)
3775 continue;
3776 pci_unmap_single(tp->pdev,
3777 pci_unmap_addr(rxp, mapping),
7e72aad4 3778 tp->rx_pkt_buf_sz - tp->rx_offset,
1da177e4
LT		 3779 PCI_DMA_FROMDEVICE);
3780 dev_kfree_skb_any(rxp->skb);
3781 rxp->skb = NULL;
3782 }
3783
3784 for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
3785 rxp = &tp->rx_jumbo_buffers[i];
3786
3787 if (rxp->skb == NULL)
3788 continue;
3789 pci_unmap_single(tp->pdev,
3790 pci_unmap_addr(rxp, mapping),
3791 RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
3792 PCI_DMA_FROMDEVICE);
3793 dev_kfree_skb_any(rxp->skb);
3794 rxp->skb = NULL;
3795 }
3796
3797 for (i = 0; i < TG3_TX_RING_SIZE; ) {
3798 struct tx_ring_info *txp;
3799 struct sk_buff *skb;
3800 int j;
3801
3802 txp = &tp->tx_buffers[i];
3803 skb = txp->skb;
3804
3805 if (skb == NULL) {
3806 i++;
3807 continue;
3808 }
3809
3810 pci_unmap_single(tp->pdev,
3811 pci_unmap_addr(txp, mapping),
3812 skb_headlen(skb),
3813 PCI_DMA_TODEVICE);
3814 txp->skb = NULL;
3815
3816 i++;
3817
3818 for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) {
3819 txp = &tp->tx_buffers[i & (TG3_TX_RING_SIZE - 1)];
3820 pci_unmap_page(tp->pdev,
3821 pci_unmap_addr(txp, mapping),
3822 skb_shinfo(skb)->frags[j].size,
3823 PCI_DMA_TODEVICE);
3824 i++;
3825 }
3826
3827 dev_kfree_skb_any(skb);
3828 }
3829}
3830
3831/* Initialize tx/rx rings for packet processing.
3832 *
3833 * The chip has been shut down and the driver detached from
3834 * the networking, so no interrupts or new tx packets will
3835 * end up in the driver. tp->{tx,}lock are held and thus
3836 * we may not sleep.
3837 */
3838static void tg3_init_rings(struct tg3 *tp)
3839{
3840 u32 i;
3841
3842 /* Free up all the SKBs. */
3843 tg3_free_rings(tp);
3844
3845 /* Zero out all descriptors. */
3846 memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
3847 memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
3848 memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
3849 memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
3850
7e72aad4
MC		 3851 tp->rx_pkt_buf_sz = RX_PKT_BUF_SZ;
3852 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) &&
3853 (tp->dev->mtu > ETH_DATA_LEN))
3854 tp->rx_pkt_buf_sz = RX_JUMBO_PKT_BUF_SZ;
3855
1da177e4
LT		 3856 /* Initialize invariants of the rings, we only set this
3857 * stuff once. This works because the card does not
3858 * write into the rx buffer posting rings.
3859 */
3860 for (i = 0; i < TG3_RX_RING_SIZE; i++) {
3861 struct tg3_rx_buffer_desc *rxd;
3862
3863 rxd = &tp->rx_std[i];
7e72aad4 3864 rxd->idx_len = (tp->rx_pkt_buf_sz - tp->rx_offset - 64)
1da177e4
LT		 3865 << RXD_LEN_SHIFT;
3866 rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
3867 rxd->opaque = (RXD_OPAQUE_RING_STD |
3868 (i << RXD_OPAQUE_INDEX_SHIFT));
3869 }
3870
0f893dc6 3871 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
1da177e4
LT		 3872 for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
3873 struct tg3_rx_buffer_desc *rxd;
3874
3875 rxd = &tp->rx_jumbo[i];
3876 rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
3877 << RXD_LEN_SHIFT;
3878 rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
3879 RXD_FLAG_JUMBO;
3880 rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
3881 (i << RXD_OPAQUE_INDEX_SHIFT));
3882 }
3883 }
3884
3885 /* Now allocate fresh SKBs for each rx ring. */
3886 for (i = 0; i < tp->rx_pending; i++) {
3887 if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD,
3888 -1, i) < 0)
3889 break;
3890 }
3891
0f893dc6 3892 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
1da177e4
LT		 3893 for (i = 0; i < tp->rx_jumbo_pending; i++) {
3894 if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
3895 -1, i) < 0)
3896 break;
3897 }
3898 }
3899}
3900
3901/*
3902 * Must not be invoked with interrupt sources disabled and
3903 * the hardware shutdown down.
3904 */
3905static void tg3_free_consistent(struct tg3 *tp)
3906{
3907 if (tp->rx_std_buffers) {
3908 kfree(tp->rx_std_buffers);
3909 tp->rx_std_buffers = NULL;
3910 }
3911 if (tp->rx_std) {
3912 pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
3913 tp->rx_std, tp->rx_std_mapping);
3914 tp->rx_std = NULL;
3915 }
3916 if (tp->rx_jumbo) {
3917 pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
3918 tp->rx_jumbo, tp->rx_jumbo_mapping);
3919 tp->rx_jumbo = NULL;
3920 }
3921 if (tp->rx_rcb) {
3922 pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
3923 tp->rx_rcb, tp->rx_rcb_mapping);
3924 tp->rx_rcb = NULL;
3925 }
3926 if (tp->tx_ring) {
3927 pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
3928 tp->tx_ring, tp->tx_desc_mapping);
3929 tp->tx_ring = NULL;
3930 }
3931 if (tp->hw_status) {
3932 pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
3933 tp->hw_status, tp->status_mapping);
3934 tp->hw_status = NULL;
3935 }
3936 if (tp->hw_stats) {
3937 pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
3938 tp->hw_stats, tp->stats_mapping);
3939 tp->hw_stats = NULL;
3940 }
3941}
3942
3943/*
3944 * Must not be invoked with interrupt sources disabled and
3945 * the hardware shutdown down. Can sleep.
3946 */
3947static int tg3_alloc_consistent(struct tg3 *tp)
3948{
3949 tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) *
3950 (TG3_RX_RING_SIZE +
3951 TG3_RX_JUMBO_RING_SIZE)) +
3952 (sizeof(struct tx_ring_info) *
3953 TG3_TX_RING_SIZE),
3954 GFP_KERNEL);
3955 if (!tp->rx_std_buffers)
3956 return -ENOMEM;
3957
3958 memset(tp->rx_std_buffers, 0,
3959 (sizeof(struct ring_info) *
3960 (TG3_RX_RING_SIZE +
3961 TG3_RX_JUMBO_RING_SIZE)) +
3962 (sizeof(struct tx_ring_info) *
3963 TG3_TX_RING_SIZE));
3964
3965 tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
3966 tp->tx_buffers = (struct tx_ring_info *)
3967 &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
3968
3969 tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
3970 &tp->rx_std_mapping);
3971 if (!tp->rx_std)
3972 goto err_out;
3973
3974 tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
3975 &tp->rx_jumbo_mapping);
3976
3977 if (!tp->rx_jumbo)
3978 goto err_out;
3979
3980 tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
3981 &tp->rx_rcb_mapping);
3982 if (!tp->rx_rcb)
3983 goto err_out;
3984
3985 tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
3986 &tp->tx_desc_mapping);
3987 if (!tp->tx_ring)
3988 goto err_out;
3989
3990 tp->hw_status = pci_alloc_consistent(tp->pdev,
3991 TG3_HW_STATUS_SIZE,
3992 &tp->status_mapping);
3993 if (!tp->hw_status)
3994 goto err_out;
3995
3996 tp->hw_stats = pci_alloc_consistent(tp->pdev,
3997 sizeof(struct tg3_hw_stats),
3998 &tp->stats_mapping);
3999 if (!tp->hw_stats)
4000 goto err_out;
4001
4002 memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
4003 memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
4004
4005 return 0;
4006
4007err_out:
4008 tg3_free_consistent(tp);
4009 return -ENOMEM;
4010}
4011
4012#define MAX_WAIT_CNT 1000
4013
4014/* To stop a block, clear the enable bit and poll till it
4015 * clears. tp->lock is held.
4016 */
b3b7d6be 4017static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent)
1da177e4
LT		 4018{
4019 unsigned int i;
4020 u32 val;
4021
4022 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
4023 switch (ofs) {
4024 case RCVLSC_MODE:
4025 case DMAC_MODE:
4026 case MBFREE_MODE:
4027 case BUFMGR_MODE:
4028 case MEMARB_MODE:
4029 /* We can't enable/disable these bits of the
4030 * 5705/5750, just say success.
4031 */
4032 return 0;
4033
4034 default:
4035 break;
4036 };
4037 }
4038
4039 val = tr32(ofs);
4040 val &= ~enable_bit;
4041 tw32_f(ofs, val);
4042
4043 for (i = 0; i < MAX_WAIT_CNT; i++) {
4044 udelay(100);
4045 val = tr32(ofs);
4046 if ((val & enable_bit) == 0)
4047 break;
4048 }
4049
b3b7d6be 4050 if (i == MAX_WAIT_CNT && !silent) {
1da177e4
LT		 4051 printk(KERN_ERR PFX "tg3_stop_block timed out, "
4052 "ofs=%lx enable_bit=%x\n",
4053 ofs, enable_bit);
4054 return -ENODEV;
4055 }
4056
4057 return 0;
4058}
4059
4060/* tp->lock is held. */
b3b7d6be 4061static int tg3_abort_hw(struct tg3 *tp, int silent)
1da177e4
LT		 4062{
4063 int i, err;
4064
4065 tg3_disable_ints(tp);
4066
4067 tp->rx_mode &= ~RX_MODE_ENABLE;
4068 tw32_f(MAC_RX_MODE, tp->rx_mode);
4069 udelay(10);
4070
b3b7d6be
DM		 4071 err = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent);
4072 err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent);
4073 err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent);
4074 err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent);
4075 err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent);
4076 err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent);
4077
4078 err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent);
4079 err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent);
4080 err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent);
4081 err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent);
4082 err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent);
4083 err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent);
4084 err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent);
1da177e4
LT		 4085
4086 tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
4087 tw32_f(MAC_MODE, tp->mac_mode);
4088 udelay(40);
4089
4090 tp->tx_mode &= ~TX_MODE_ENABLE;
4091 tw32_f(MAC_TX_MODE, tp->tx_mode);
4092
4093 for (i = 0; i < MAX_WAIT_CNT; i++) {
4094 udelay(100);
4095 if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
4096 break;
4097 }
4098 if (i >= MAX_WAIT_CNT) {
4099 printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, "
4100 "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n",
4101 tp->dev->name, tr32(MAC_TX_MODE));
e6de8ad1 4102 err |= -ENODEV;
1da177e4
LT		 4103 }
4104
e6de8ad1 4105 err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent);
b3b7d6be
DM		 4106 err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent);
4107 err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent);
1da177e4
LT		 4108
4109 tw32(FTQ_RESET, 0xffffffff);
4110 tw32(FTQ_RESET, 0x00000000);
4111
b3b7d6be
DM		 4112 err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
4113 err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
1da177e4
LT		 4114
4115 if (tp->hw_status)
4116 memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
4117 if (tp->hw_stats)
4118 memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
4119
1da177e4
LT		 4120 return err;
4121}
4122
4123/* tp->lock is held. */
4124static int tg3_nvram_lock(struct tg3 *tp)
4125{
4126 if (tp->tg3_flags & TG3_FLAG_NVRAM) {
4127 int i;
4128
4129 tw32(NVRAM_SWARB, SWARB_REQ_SET1);
4130 for (i = 0; i < 8000; i++) {
4131 if (tr32(NVRAM_SWARB) & SWARB_GNT1)
4132 break;
4133 udelay(20);
4134 }
4135 if (i == 8000)
4136 return -ENODEV;
4137 }
4138 return 0;
4139}
4140
4141/* tp->lock is held. */
4142static void tg3_nvram_unlock(struct tg3 *tp)
4143{
4144 if (tp->tg3_flags & TG3_FLAG_NVRAM)
4145 tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
4146}
4147
e6af301b
MC		 4148/* tp->lock is held. */
4149static void tg3_enable_nvram_access(struct tg3 *tp)
4150{
4151 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
4152 !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
4153 u32 nvaccess = tr32(NVRAM_ACCESS);
4154
4155 tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
4156 }
4157}
4158
4159/* tp->lock is held. */
4160static void tg3_disable_nvram_access(struct tg3 *tp)
4161{
4162 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
4163 !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
4164 u32 nvaccess = tr32(NVRAM_ACCESS);
4165
4166 tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
4167 }
4168}
4169
1da177e4
LT		 4170/* tp->lock is held. */
4171static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind)
4172{
4173 if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
4174 tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX,
4175 NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
4176
4177 if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
4178 switch (kind) {
4179 case RESET_KIND_INIT:
4180 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4181 DRV_STATE_START);
4182 break;
4183
4184 case RESET_KIND_SHUTDOWN:
4185 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4186 DRV_STATE_UNLOAD);
4187 break;
4188
4189 case RESET_KIND_SUSPEND:
4190 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4191 DRV_STATE_SUSPEND);
4192 break;
4193
4194 default:
4195 break;
4196 };
4197 }
4198}
4199
4200/* tp->lock is held. */
4201static void tg3_write_sig_post_reset(struct tg3 *tp, int kind)
4202{
4203 if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
4204 switch (kind) {
4205 case RESET_KIND_INIT:
4206 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4207 DRV_STATE_START_DONE);
4208 break;
4209
4210 case RESET_KIND_SHUTDOWN:
4211 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4212 DRV_STATE_UNLOAD_DONE);
4213 break;
4214
4215 default:
4216 break;
4217 };
4218 }
4219}
4220
4221/* tp->lock is held. */
4222static void tg3_write_sig_legacy(struct tg3 *tp, int kind)
4223{
4224 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
4225 switch (kind) {
4226 case RESET_KIND_INIT:
4227 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4228 DRV_STATE_START);
4229 break;
4230
4231 case RESET_KIND_SHUTDOWN:
4232 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4233 DRV_STATE_UNLOAD);
4234 break;
4235
4236 case RESET_KIND_SUSPEND:
4237 tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4238 DRV_STATE_SUSPEND);
4239 break;
4240
4241 default:
4242 break;
4243 };
4244 }
4245}
4246
4247static void tg3_stop_fw(struct tg3 *);
4248
4249/* tp->lock is held. */
4250static int tg3_chip_reset(struct tg3 *tp)
4251{
4252 u32 val;
1ee582d8 4253 void (*write_op)(struct tg3 *, u32, u32);
1da177e4
LT		 4254 int i;
4255
4256 if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
4257 tg3_nvram_lock(tp);
4258
4259 /*
4260 * We must avoid the readl() that normally takes place.
4261 * It locks machines, causes machine checks, and other
4262 * fun things. So, temporarily disable the 5701
4263 * hardware workaround, while we do the reset.
4264 */
1ee582d8
MC		 4265 write_op = tp->write32;
4266 if (write_op == tg3_write_flush_reg32)
4267 tp->write32 = tg3_write32;
1da177e4
LT		 4268
4269 /* do the reset */
4270 val = GRC_MISC_CFG_CORECLK_RESET;
4271
4272 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
4273 if (tr32(0x7e2c) == 0x60) {
4274 tw32(0x7e2c, 0x20);
4275 }
4276 if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
4277 tw32(GRC_MISC_CFG, (1 << 29));
4278 val |= (1 << 29);
4279 }
4280 }
4281
4282 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
4283 val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
4284 tw32(GRC_MISC_CFG, val);
4285
1ee582d8
MC		 4286 /* restore 5701 hardware bug workaround write method */
4287 tp->write32 = write_op;
1da177e4
LT		 4288
4289 /* Unfortunately, we have to delay before the PCI read back.
4290 * Some 575X chips even will not respond to a PCI cfg access
4291 * when the reset command is given to the chip.
4292 *
4293 * How do these hardware designers expect things to work
4294 * properly if the PCI write is posted for a long period
4295 * of time? It is always necessary to have some method by
4296 * which a register read back can occur to push the write
4297 * out which does the reset.
4298 *
4299 * For most tg3 variants the trick below was working.
4300 * Ho hum...
4301 */
4302 udelay(120);
4303
4304 /* Flush PCI posted writes. The normal MMIO registers
4305 * are inaccessible at this time so this is the only
4306 * way to make this reliably (actually, this is no longer
4307 * the case, see above). I tried to use indirect
4308 * register read/write but this upset some 5701 variants.
4309 */
4310 pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);
4311
4312 udelay(120);
4313
4314 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
4315 if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) {
4316 int i;
4317 u32 cfg_val;
4318
4319 /* Wait for link training to complete. */
4320 for (i = 0; i < 5000; i++)
4321 udelay(100);
4322
4323 pci_read_config_dword(tp->pdev, 0xc4, &cfg_val);
4324 pci_write_config_dword(tp->pdev, 0xc4,
4325 cfg_val | (1 << 15));
4326 }
4327 /* Set PCIE max payload size and clear error status. */
4328 pci_write_config_dword(tp->pdev, 0xd8, 0xf5000);
4329 }
4330
4331 /* Re-enable indirect register accesses. */
4332 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
4333 tp->misc_host_ctrl);
4334
4335 /* Set MAX PCI retry to zero. */
4336 val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
4337 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
4338 (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
4339 val |= PCISTATE_RETRY_SAME_DMA;
4340 pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);
4341
4342 pci_restore_state(tp->pdev);
4343
4344 /* Make sure PCI-X relaxed ordering bit is clear. */
4345 pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val);
4346 val &= ~PCIX_CAPS_RELAXED_ORDERING;
4347 pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val);
4348
4cf78e4f
MC		 4349 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
4350 u32 val;
4351
4352 /* Chip reset on 5780 will reset MSI enable bit,
4353 * so need to restore it.
4354 */
4355 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
4356 u16 ctrl;
4357
4358 pci_read_config_word(tp->pdev,
4359 tp->msi_cap + PCI_MSI_FLAGS,
4360 &ctrl);
4361 pci_write_config_word(tp->pdev,
4362 tp->msi_cap + PCI_MSI_FLAGS,
4363 ctrl | PCI_MSI_FLAGS_ENABLE);
4364 val = tr32(MSGINT_MODE);
4365 tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE);
4366 }
4367
4368 val = tr32(MEMARB_MODE);
4369 tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
4370
4371 } else
4372 tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
1da177e4
LT		 4373
4374 if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) {
4375 tg3_stop_fw(tp);
4376 tw32(0x5000, 0x400);
4377 }
4378
4379 tw32(GRC_MODE, tp->grc_mode);
4380
4381 if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
4382 u32 val = tr32(0xc4);
4383
4384 tw32(0xc4, val | (1 << 15));
4385 }
4386
4387 if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 &&
4388 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
4389 tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE;
4390 if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)
4391 tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN;
4392 tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
4393 }
4394
4395 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
4396 tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
4397 tw32_f(MAC_MODE, tp->mac_mode);
747e8f8b
MC		 4398 } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
4399 tp->mac_mode = MAC_MODE_PORT_MODE_GMII;
4400 tw32_f(MAC_MODE, tp->mac_mode);
1da177e4
LT		 4401 } else
4402 tw32_f(MAC_MODE, 0);
4403 udelay(40);
4404
4405 if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X)) {
4406 /* Wait for firmware initialization to complete. */
4407 for (i = 0; i < 100000; i++) {
4408 tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val);
4409 if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
4410 break;
4411 udelay(10);
4412 }
4413 if (i >= 100000) {
4414 printk(KERN_ERR PFX "tg3_reset_hw timed out for %s, "
4415 "firmware will not restart magic=%08x\n",
4416 tp->dev->name, val);
4417 return -ENODEV;
4418 }
4419 }
4420
4421 if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
4422 tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
4423 u32 val = tr32(0x7c00);
4424
4425 tw32(0x7c00, val | (1 << 25));
4426 }
4427
4428 /* Reprobe ASF enable state. */
4429 tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF;
4430 tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE;
4431 tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
4432 if (val == NIC_SRAM_DATA_SIG_MAGIC) {
4433 u32 nic_cfg;
4434
4435 tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
4436 if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
4437 tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
cbf46853 4438 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 4439 tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
4440 }
4441 }
4442
4443 return 0;
4444}
4445
4446/* tp->lock is held. */
4447static void tg3_stop_fw(struct tg3 *tp)
4448{
4449 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
4450 u32 val;
4451 int i;
4452
4453 tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
4454 val = tr32(GRC_RX_CPU_EVENT);
4455 val |= (1 << 14);
4456 tw32(GRC_RX_CPU_EVENT, val);
4457
4458 /* Wait for RX cpu to ACK the event. */
4459 for (i = 0; i < 100; i++) {
4460 if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14)))
4461 break;
4462 udelay(1);
4463 }
4464 }
4465}
4466
4467/* tp->lock is held. */
944d980e 4468static int tg3_halt(struct tg3 *tp, int kind, int silent)
1da177e4
LT		 4469{
4470 int err;
4471
4472 tg3_stop_fw(tp);
4473
944d980e 4474 tg3_write_sig_pre_reset(tp, kind);
1da177e4 4475
b3b7d6be 4476 tg3_abort_hw(tp, silent);
1da177e4
LT		 4477 err = tg3_chip_reset(tp);
4478
944d980e
MC		 4479 tg3_write_sig_legacy(tp, kind);
4480 tg3_write_sig_post_reset(tp, kind);
1da177e4
LT		 4481
4482 if (err)
4483 return err;
4484
4485 return 0;
4486}
4487
4488#define TG3_FW_RELEASE_MAJOR 0x0
4489#define TG3_FW_RELASE_MINOR 0x0
4490#define TG3_FW_RELEASE_FIX 0x0
4491#define TG3_FW_START_ADDR 0x08000000
4492#define TG3_FW_TEXT_ADDR 0x08000000
4493#define TG3_FW_TEXT_LEN 0x9c0
4494#define TG3_FW_RODATA_ADDR 0x080009c0
4495#define TG3_FW_RODATA_LEN 0x60
4496#define TG3_FW_DATA_ADDR 0x08000a40
4497#define TG3_FW_DATA_LEN 0x20
4498#define TG3_FW_SBSS_ADDR 0x08000a60
4499#define TG3_FW_SBSS_LEN 0xc
4500#define TG3_FW_BSS_ADDR 0x08000a70
4501#define TG3_FW_BSS_LEN 0x10
4502
4503static u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = {
4504 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800,
4505 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000,
4506 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034,
4507 0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000,
4508 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105,
4509 0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0,
4510 0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010,
4511 0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01,
4512 0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c,
4513 0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000,
4514 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400,
4515 0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c,
4516 0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000,
4517 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64,
4518 0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000,
4519 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
4520 0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68,
4521 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003,
4522 0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800,
4523 0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
4524 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60,
4525 0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008,
4526 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
4527 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4528 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4529 0, 0, 0, 0, 0, 0,
4530 0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002,
4531 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4532 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4533 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4534 0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009,
4535 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b,
4536 0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000,
4537 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000,
4538 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4539 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4540 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014,
4541 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4542 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4543 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4544 0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010,
4545 0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74,
4546 0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c,
4547 0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800,
4548 0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001,
4549 0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028,
4550 0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800,
4551 0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0,
4552 0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014,
4553 0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001,
4554 0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810,
4555 0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018,
4556 0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec,
4557 0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c,
4558 0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74,
4559 0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000,
4560 0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c,
4561 0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c,
4562 0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df,
4563 0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000,
4564 0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800,
4565 0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402,
4566 0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00,
4567 0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010,
4568 0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df,
4569 0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001,
4570 0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008,
4571 0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021,
4572 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018,
4573 0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b,
4574 0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000,
4575 0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008,
4576 0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b,
4577 0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001,
4578 0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821,
4579 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000,
4580 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000,
4581 0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821,
4582 0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff,
4583 0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008,
4584 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010,
4585 0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000,
4586 0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428,
4587 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c,
4588 0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e,
4589 0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010,
4590 0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000,
4591 0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001,
4592 0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000,
4593 0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824,
4594 0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000
4595};
4596
4597static u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = {
4598 0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430,
4599 0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74,
4600 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
4601 0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000,
4602 0x00000000
4603};
4604
4605#if 0 /* All zeros, don't eat up space with it. */
4606u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = {
4607 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
4608 0x00000000, 0x00000000, 0x00000000, 0x00000000
4609};
4610#endif
4611
4612#define RX_CPU_SCRATCH_BASE 0x30000
4613#define RX_CPU_SCRATCH_SIZE 0x04000
4614#define TX_CPU_SCRATCH_BASE 0x34000
4615#define TX_CPU_SCRATCH_SIZE 0x04000
4616
4617/* tp->lock is held. */
4618static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
4619{
4620 int i;
4621
4622 if (offset == TX_CPU_BASE &&
4623 (tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
4624 BUG();
4625
4626 if (offset == RX_CPU_BASE) {
4627 for (i = 0; i < 10000; i++) {
4628 tw32(offset + CPU_STATE, 0xffffffff);
4629 tw32(offset + CPU_MODE, CPU_MODE_HALT);
4630 if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
4631 break;
4632 }
4633
4634 tw32(offset + CPU_STATE, 0xffffffff);
4635 tw32_f(offset + CPU_MODE, CPU_MODE_HALT);
4636 udelay(10);
4637 } else {
4638 for (i = 0; i < 10000; i++) {
4639 tw32(offset + CPU_STATE, 0xffffffff);
4640 tw32(offset + CPU_MODE, CPU_MODE_HALT);
4641 if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
4642 break;
4643 }
4644 }
4645
4646 if (i >= 10000) {
4647 printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, "
4648 "and %s CPU\n",
4649 tp->dev->name,
4650 (offset == RX_CPU_BASE ? "RX" : "TX"));
4651 return -ENODEV;
4652 }
4653 return 0;
4654}
4655
4656struct fw_info {
4657 unsigned int text_base;
4658 unsigned int text_len;
4659 u32 *text_data;
4660 unsigned int rodata_base;
4661 unsigned int rodata_len;
4662 u32 *rodata_data;
4663 unsigned int data_base;
4664 unsigned int data_len;
4665 u32 *data_data;
4666};
4667
4668/* tp->lock is held. */
4669static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base,
4670 int cpu_scratch_size, struct fw_info *info)
4671{
4672 int err, i;
1da177e4
LT		 4673 void (*write_op)(struct tg3 *, u32, u32);
4674
4675 if (cpu_base == TX_CPU_BASE &&
4676 (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
4677 printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load "
4678 "TX cpu firmware on %s which is 5705.\n",
4679 tp->dev->name);
4680 return -EINVAL;
4681 }
4682
4683 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
4684 write_op = tg3_write_mem;
4685 else
4686 write_op = tg3_write_indirect_reg32;
4687
1b628151
MC		 4688 /* It is possible that bootcode is still loading at this point.
4689 * Get the nvram lock first before halting the cpu.
4690 */
4691 tg3_nvram_lock(tp);
1da177e4 4692 err = tg3_halt_cpu(tp, cpu_base);
1b628151 4693 tg3_nvram_unlock(tp);
1da177e4
LT		 4694 if (err)
4695 goto out;
4696
4697 for (i = 0; i < cpu_scratch_size; i += sizeof(u32))
4698 write_op(tp, cpu_scratch_base + i, 0);
4699 tw32(cpu_base + CPU_STATE, 0xffffffff);
4700 tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT);
4701 for (i = 0; i < (info->text_len / sizeof(u32)); i++)
4702 write_op(tp, (cpu_scratch_base +
4703 (info->text_base & 0xffff) +
4704 (i * sizeof(u32))),
4705 (info->text_data ?
4706 info->text_data[i] : 0));
4707 for (i = 0; i < (info->rodata_len / sizeof(u32)); i++)
4708 write_op(tp, (cpu_scratch_base +
4709 (info->rodata_base & 0xffff) +
4710 (i * sizeof(u32))),
4711 (info->rodata_data ?
4712 info->rodata_data[i] : 0));
4713 for (i = 0; i < (info->data_len / sizeof(u32)); i++)
4714 write_op(tp, (cpu_scratch_base +
4715 (info->data_base & 0xffff) +
4716 (i * sizeof(u32))),
4717 (info->data_data ?
4718 info->data_data[i] : 0));
4719
4720 err = 0;
4721
4722out:
1da177e4
LT		 4723 return err;
4724}
4725
4726/* tp->lock is held. */
4727static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
4728{
4729 struct fw_info info;
4730 int err, i;
4731
4732 info.text_base = TG3_FW_TEXT_ADDR;
4733 info.text_len = TG3_FW_TEXT_LEN;
4734 info.text_data = &tg3FwText[0];
4735 info.rodata_base = TG3_FW_RODATA_ADDR;
4736 info.rodata_len = TG3_FW_RODATA_LEN;
4737 info.rodata_data = &tg3FwRodata[0];
4738 info.data_base = TG3_FW_DATA_ADDR;
4739 info.data_len = TG3_FW_DATA_LEN;
4740 info.data_data = NULL;
4741
4742 err = tg3_load_firmware_cpu(tp, RX_CPU_BASE,
4743 RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE,
4744 &info);
4745 if (err)
4746 return err;
4747
4748 err = tg3_load_firmware_cpu(tp, TX_CPU_BASE,
4749 TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE,
4750 &info);
4751 if (err)
4752 return err;
4753
4754 /* Now startup only the RX cpu. */
4755 tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
4756 tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
4757
4758 for (i = 0; i < 5; i++) {
4759 if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR)
4760 break;
4761 tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
4762 tw32(RX_CPU_BASE + CPU_MODE, CPU_MODE_HALT);
4763 tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
4764 udelay(1000);
4765 }
4766 if (i >= 5) {
4767 printk(KERN_ERR PFX "tg3_load_firmware fails for %s "
4768 "to set RX CPU PC, is %08x should be %08x\n",
4769 tp->dev->name, tr32(RX_CPU_BASE + CPU_PC),
4770 TG3_FW_TEXT_ADDR);
4771 return -ENODEV;
4772 }
4773 tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
4774 tw32_f(RX_CPU_BASE + CPU_MODE, 0x00000000);
4775
4776 return 0;
4777}
4778
4779#if TG3_TSO_SUPPORT != 0
4780
4781#define TG3_TSO_FW_RELEASE_MAJOR 0x1
4782#define TG3_TSO_FW_RELASE_MINOR 0x6
4783#define TG3_TSO_FW_RELEASE_FIX 0x0
4784#define TG3_TSO_FW_START_ADDR 0x08000000
4785#define TG3_TSO_FW_TEXT_ADDR 0x08000000
4786#define TG3_TSO_FW_TEXT_LEN 0x1aa0
4787#define TG3_TSO_FW_RODATA_ADDR 0x08001aa0
4788#define TG3_TSO_FW_RODATA_LEN 0x60
4789#define TG3_TSO_FW_DATA_ADDR 0x08001b20
4790#define TG3_TSO_FW_DATA_LEN 0x30
4791#define TG3_TSO_FW_SBSS_ADDR 0x08001b50
4792#define TG3_TSO_FW_SBSS_LEN 0x2c
4793#define TG3_TSO_FW_BSS_ADDR 0x08001b80
4794#define TG3_TSO_FW_BSS_LEN 0x894
4795
4796static u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = {
4797 0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000,
4798 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800,
4799 0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
4800 0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800,
4801 0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001,
4802 0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c,
4803 0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001,
4804 0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008,
4805 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c,
4806 0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001,
4807 0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000,
4808 0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001,
4809 0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800,
4810 0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c,
4811 0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008,
4812 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021,
4813 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800,
4814 0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c,
4815 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
4816 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800,
4817 0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8,
4818 0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8,
4819 0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90,
4820 0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068,
4821 0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c,
4822 0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021,
4823 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008,
4824 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021,
4825 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b,
4826 0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020,
4827 0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008,
4828 0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020,
4829 0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800,
4830 0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98,
4831 0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902,
4832 0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602,
4833 0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001,
4834 0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c,
4835 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
4836 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4,
4837 0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410,
4838 0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800,
4839 0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4,
4840 0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 0x3c010800,
4841 0xac2023f8, 0x00021302, 0x00021080, 0x00c21021, 0x00621821, 0x3c010800,
4842 0xa42223d0, 0x3c010800, 0x0a000115, 0xa4231b96, 0x9622000c, 0x3c010800,
4843 0xa42223ec, 0x3c040800, 0x24841b9c, 0x8c820000, 0x00021100, 0x3c010800,
4844 0x00220821, 0xac311bc8, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
4845 0xac271bcc, 0x8c820000, 0x25030001, 0x306601ff, 0x00021100, 0x3c010800,
4846 0x00220821, 0xac261bd0, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
4847 0xac291bd4, 0x96230008, 0x3c020800, 0x8c421bac, 0x00432821, 0x3c010800,
4848 0xac251bac, 0x9622000a, 0x30420004, 0x14400018, 0x00061100, 0x8f630c14,
4849 0x3063000f, 0x2c620002, 0x1440000b, 0x3c02c000, 0x8f630c14, 0x3c020800,
4850 0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002,
4851 0x1040fff7, 0x3c02c000, 0x00e21825, 0xaf635c5c, 0x8f625c50, 0x30420002,
4852 0x10400014, 0x00000000, 0x0a000147, 0x00000000, 0x3c030800, 0x8c631b80,
4853 0x3c040800, 0x94841b94, 0x01221025, 0x3c010800, 0xa42223da, 0x24020001,
4854 0x3c010800, 0xac221bb8, 0x24630001, 0x0085202a, 0x3c010800, 0x10800003,
4855 0xac231b80, 0x3c010800, 0xa4251b94, 0x3c060800, 0x24c61b9c, 0x8cc20000,
4856 0x24420001, 0xacc20000, 0x28420080, 0x14400005, 0x00000000, 0x0e000656,
4857 0x24040002, 0x0a0001e6, 0x00000000, 0x3c020800, 0x8c421bb8, 0x10400078,
4858 0x24020001, 0x3c050800, 0x90a51b98, 0x14a20072, 0x00000000, 0x3c150800,
4859 0x96b51b96, 0x3c040800, 0x8c841bac, 0x32a3ffff, 0x0083102a, 0x1440006c,
4860 0x00000000, 0x14830003, 0x00000000, 0x3c010800, 0xac2523f0, 0x1060005c,
4861 0x00009021, 0x24d60004, 0x0060a021, 0x24d30014, 0x8ec20000, 0x00028100,
4862 0x3c110800, 0x02308821, 0x0e000625, 0x8e311bc8, 0x00402821, 0x10a00054,
4863 0x00000000, 0x9628000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e22000c,
4864 0x2407188c, 0x00021400, 0xaca20018, 0x3c030800, 0x00701821, 0x8c631bd0,
4865 0x3c020800, 0x00501021, 0x8c421bd4, 0x00031d00, 0x00021400, 0x00621825,
4866 0xaca30014, 0x8ec30004, 0x96220008, 0x00432023, 0x3242ffff, 0x3083ffff,
4867 0x00431021, 0x0282102a, 0x14400002, 0x02b23023, 0x00803021, 0x8e620000,
4868 0x30c4ffff, 0x00441021, 0xae620000, 0x8e220000, 0xaca20000, 0x8e220004,
4869 0x8e63fff4, 0x00431021, 0xaca20004, 0xa4a6000e, 0x8e62fff4, 0x00441021,
4870 0xae62fff4, 0x96230008, 0x0043102a, 0x14400005, 0x02469021, 0x8e62fff0,
4871 0xae60fff4, 0x24420001, 0xae62fff0, 0xaca00008, 0x3242ffff, 0x14540008,
4872 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x24020905, 0xa4a2000c,
4873 0x0a0001cb, 0x34e70020, 0xa4a2000c, 0x3c020800, 0x8c4223f0, 0x10400003,
4874 0x3c024b65, 0x0a0001d3, 0x34427654, 0x3c02b49a, 0x344289ab, 0xaca2001c,
4875 0x30e2ffff, 0xaca20010, 0x0e0005a2, 0x00a02021, 0x3242ffff, 0x0054102b,
4876 0x1440ffa9, 0x00000000, 0x24020002, 0x3c010800, 0x0a0001e6, 0xa0221b98,
4877 0x8ec2083c, 0x24420001, 0x0a0001e6, 0xaec2083c, 0x0e0004c0, 0x00000000,
4878 0x8fbf002c, 0x8fb60028, 0x8fb50024, 0x8fb40020, 0x8fb3001c, 0x8fb20018,
4879 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0030, 0x27bdffd0, 0xafbf0028,
4880 0xafb30024, 0xafb20020, 0xafb1001c, 0xafb00018, 0x8f725c9c, 0x3c0200ff,
4881 0x3442fff8, 0x3c070800, 0x24e71bb4, 0x02428824, 0x9623000e, 0x8ce20000,
4882 0x00431021, 0xace20000, 0x8e220010, 0x30420020, 0x14400011, 0x00809821,
4883 0x0e00063b, 0x02202021, 0x3c02c000, 0x02421825, 0xaf635c9c, 0x8f625c90,
4884 0x30420002, 0x1040011e, 0x00000000, 0xaf635c9c, 0x8f625c90, 0x30420002,
4885 0x10400119, 0x00000000, 0x0a00020d, 0x00000000, 0x8e240008, 0x8e230014,
4886 0x00041402, 0x000231c0, 0x00031502, 0x304201ff, 0x2442ffff, 0x3042007f,
4887 0x00031942, 0x30637800, 0x00021100, 0x24424000, 0x00624821, 0x9522000a,
4888 0x3084ffff, 0x30420008, 0x104000b0, 0x000429c0, 0x3c020800, 0x8c422400,
4889 0x14400024, 0x24c50008, 0x94c20014, 0x3c010800, 0xa42223d0, 0x8cc40010,
4890 0x00041402, 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42423d4, 0x94c2000e,
4891 0x3083ffff, 0x00431023, 0x3c010800, 0xac222408, 0x94c2001a, 0x3c010800,
4892 0xac262400, 0x3c010800, 0xac322404, 0x3c010800, 0xac2223fc, 0x3c02c000,
4893 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e5, 0x00000000,
4894 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e0, 0x00000000, 0x0a000246,
4895 0x00000000, 0x94c2000e, 0x3c030800, 0x946323d4, 0x00434023, 0x3103ffff,
4896 0x2c620008, 0x1040001c, 0x00000000, 0x94c20014, 0x24420028, 0x00a22821,
4897 0x00031042, 0x1840000b, 0x00002021, 0x24e60848, 0x00403821, 0x94a30000,
4898 0x8cc20000, 0x24840001, 0x00431021, 0xacc20000, 0x0087102a, 0x1440fff9,
4899 0x24a50002, 0x31020001, 0x1040001f, 0x3c024000, 0x3c040800, 0x248423fc,
4900 0xa0a00001, 0x94a30000, 0x8c820000, 0x00431021, 0x0a000285, 0xac820000,
4901 0x8f626800, 0x3c030010, 0x00431024, 0x10400009, 0x00000000, 0x94c2001a,
4902 0x3c030800, 0x8c6323fc, 0x00431021, 0x3c010800, 0xac2223fc, 0x0a000286,
4903 0x3c024000, 0x94c2001a, 0x94c4001c, 0x3c030800, 0x8c6323fc, 0x00441023,
4904 0x00621821, 0x3c010800, 0xac2323fc, 0x3c024000, 0x02421825, 0xaf635c9c,
4905 0x8f625c90, 0x30420002, 0x1440fffc, 0x00000000, 0x9522000a, 0x30420010,
4906 0x1040009b, 0x00000000, 0x3c030800, 0x946323d4, 0x3c070800, 0x24e72400,
4907 0x8ce40000, 0x8f626800, 0x24630030, 0x00832821, 0x3c030010, 0x00431024,
4908 0x1440000a, 0x00000000, 0x94a20004, 0x3c040800, 0x8c842408, 0x3c030800,
4909 0x8c6323fc, 0x00441023, 0x00621821, 0x3c010800, 0xac2323fc, 0x3c040800,
4910 0x8c8423fc, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021,
4911 0x00041027, 0xa4a20006, 0x3c030800, 0x8c632404, 0x3c0200ff, 0x3442fff8,
4912 0x00628824, 0x96220008, 0x24050001, 0x24034000, 0x000231c0, 0x00801021,
4913 0xa4c2001a, 0xa4c0001c, 0xace00000, 0x3c010800, 0xac251b60, 0xaf635cb8,
4914 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000, 0x3c010800, 0xac201b60,
4915 0x8e220008, 0xaf625cb8, 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000,
4916 0x3c010800, 0xac201b60, 0x3c020800, 0x8c421b60, 0x1040ffec, 0x00000000,
4917 0x3c040800, 0x0e00063b, 0x8c842404, 0x0a00032a, 0x00000000, 0x3c030800,
4918 0x90631b98, 0x24020002, 0x14620003, 0x3c034b65, 0x0a0002e1, 0x00008021,
4919 0x8e22001c, 0x34637654, 0x10430002, 0x24100002, 0x24100001, 0x00c02021,
4920 0x0e000350, 0x02003021, 0x24020003, 0x3c010800, 0xa0221b98, 0x24020002,
4921 0x1202000a, 0x24020001, 0x3c030800, 0x8c6323f0, 0x10620006, 0x00000000,
4922 0x3c020800, 0x944223d8, 0x00021400, 0x0a00031f, 0xae220014, 0x3c040800,
4923 0x248423da, 0x94820000, 0x00021400, 0xae220014, 0x3c020800, 0x8c421bbc,
4924 0x3c03c000, 0x3c010800, 0xa0201b98, 0x00431025, 0xaf625c5c, 0x8f625c50,
4925 0x30420002, 0x10400009, 0x00000000, 0x2484f7e2, 0x8c820000, 0x00431025,
4926 0xaf625c5c, 0x8f625c50, 0x30420002, 0x1440fffa, 0x00000000, 0x3c020800,
4927 0x24421b84, 0x8c430000, 0x24630001, 0xac430000, 0x8f630c14, 0x3063000f,
4928 0x2c620002, 0x1440000c, 0x3c024000, 0x8f630c14, 0x3c020800, 0x8c421b40,
4929 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7,
4930 0x00000000, 0x3c024000, 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002,
4931 0x1440fffc, 0x00000000, 0x12600003, 0x00000000, 0x0e0004c0, 0x00000000,
4932 0x8fbf0028, 0x8fb30024, 0x8fb20020, 0x8fb1001c, 0x8fb00018, 0x03e00008,
4933 0x27bd0030, 0x8f634450, 0x3c040800, 0x24841b88, 0x8c820000, 0x00031c02,
4934 0x0043102b, 0x14400007, 0x3c038000, 0x8c840004, 0x8f624450, 0x00021c02,
4935 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
4936 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3c024000,
4937 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00000000,
4938 0x03e00008, 0x00000000, 0x27bdffe0, 0x00805821, 0x14c00011, 0x256e0008,
4939 0x3c020800, 0x8c4223f4, 0x10400007, 0x24020016, 0x3c010800, 0xa42223d2,
4940 0x2402002a, 0x3c010800, 0x0a000364, 0xa42223d4, 0x8d670010, 0x00071402,
4941 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42723d4, 0x3c040800, 0x948423d4,
4942 0x3c030800, 0x946323d2, 0x95cf0006, 0x3c020800, 0x944223d0, 0x00832023,
4943 0x01e2c023, 0x3065ffff, 0x24a20028, 0x01c24821, 0x3082ffff, 0x14c0001a,
4944 0x01226021, 0x9582000c, 0x3042003f, 0x3c010800, 0xa42223d6, 0x95820004,
4945 0x95830006, 0x3c010800, 0xac2023e4, 0x3c010800, 0xac2023e8, 0x00021400,
4946 0x00431025, 0x3c010800, 0xac221bc0, 0x95220004, 0x3c010800, 0xa4221bc4,
4947 0x95230002, 0x01e51023, 0x0043102a, 0x10400010, 0x24020001, 0x3c010800,
4948 0x0a000398, 0xac2223f8, 0x3c030800, 0x8c6323e8, 0x3c020800, 0x94421bc4,
4949 0x00431021, 0xa5220004, 0x3c020800, 0x94421bc0, 0xa5820004, 0x3c020800,
4950 0x8c421bc0, 0xa5820006, 0x3c020800, 0x8c4223f0, 0x3c0d0800, 0x8dad23e4,
4951 0x3c0a0800, 0x144000e5, 0x8d4a23e8, 0x3c020800, 0x94421bc4, 0x004a1821,
4952 0x3063ffff, 0x0062182b, 0x24020002, 0x10c2000d, 0x01435023, 0x3c020800,
4953 0x944223d6, 0x30420009, 0x10400008, 0x00000000, 0x9582000c, 0x3042fff6,
4954 0xa582000c, 0x3c020800, 0x944223d6, 0x30420009, 0x01a26823, 0x3c020800,
4955 0x8c4223f8, 0x1040004a, 0x01203821, 0x3c020800, 0x944223d2, 0x00004021,
4956 0xa520000a, 0x01e21023, 0xa5220002, 0x3082ffff, 0x00021042, 0x18400008,
4957 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a,
4958 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402,
4959 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c,
4960 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb,
4961 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821,
4962 0x3082ffff, 0xa4e00010, 0x00621821, 0x00021042, 0x18400010, 0x00c33021,
4963 0x00404821, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006,
4964 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008,
4965 0x0109102a, 0x1440fff3, 0x00000000, 0x30820001, 0x10400005, 0x00061c02,
4966 0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021,
4967 0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081,
4968 0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800,
4969 0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800,
4970 0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a,
4971 0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02,
4972 0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821,
4973 0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023,
4974 0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff,
4975 0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042,
4976 0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021,
4977 0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021,
4978 0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021,
4979 0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004,
4980 0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023,
4981 0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821,
4982 0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800,
4983 0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043,
4984 0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021,
4985 0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80,
4986 0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800,
4987 0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff,
4988 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010,
4989 0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007,
4990 0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402,
4991 0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff,
4992 0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021,
4993 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff,
4994 0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005,
4995 0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800,
4996 0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4,
4997 0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b,
4998 0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4,
4999 0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800,
5000 0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034,
5001 0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000,
5002 0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac,
5003 0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022,
5004 0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000,
5005 0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0,
5006 0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021,
5007 0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000,
5008 0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc,
5009 0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005,
5010 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080,
5011 0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800,
5012 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014,
5013 0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823,
5014 0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021,
5015 0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010,
5016 0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5,
5017 0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
5018 0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021,
5019 0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c,
5020 0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005,
5021 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800,
5022 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500,
5023 0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023,
5024 0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821,
5025 0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000,
5026 0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021,
5027 0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006,
5028 0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0,
5029 0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006,
5030 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905,
5031 0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860,
5032 0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab,
5033 0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff,
5034 0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
5035 0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038,
5036 0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020,
5037 0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450,
5038 0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003,
5039 0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff,
5040 0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002,
5041 0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f,
5042 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000,
5043 0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820,
5044 0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4,
5045 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000,
5046 0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010,
5047 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50,
5048 0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002,
5049 0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff,
5050 0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8,
5051 0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438,
5052 0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800,
5053 0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800,
5054 0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000,
5055 0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000,
5056 0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021,
5057 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe,
5058 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008,
5059 0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b,
5060 0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02,
5061 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
5062 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff,
5063 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff,
5064 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021,
5065 0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651,
5066 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000,
5067 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0,
5068 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014,
5069 0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000,
5070 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000,
5071 0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800,
5072 0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b,
5073 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010,
5074 0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001,
5075 0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800,
5076 0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000,
5077 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008,
5078 0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74,
5079 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010,
5080 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000,
5081};
5082
5083static u32 tg3TsoFwRodata[] = {
5084 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
5085 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f,
5086 0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000,
5087 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000,
5088 0x00000000,
5089};
5090
5091static u32 tg3TsoFwData[] = {
5092 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000,
5093 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
5094 0x00000000,
5095};
5096
5097/* 5705 needs a special version of the TSO firmware. */
5098#define TG3_TSO5_FW_RELEASE_MAJOR 0x1
5099#define TG3_TSO5_FW_RELASE_MINOR 0x2
5100#define TG3_TSO5_FW_RELEASE_FIX 0x0
5101#define TG3_TSO5_FW_START_ADDR 0x00010000
5102#define TG3_TSO5_FW_TEXT_ADDR 0x00010000
5103#define TG3_TSO5_FW_TEXT_LEN 0xe90
5104#define TG3_TSO5_FW_RODATA_ADDR 0x00010e90
5105#define TG3_TSO5_FW_RODATA_LEN 0x50
5106#define TG3_TSO5_FW_DATA_ADDR 0x00010f00
5107#define TG3_TSO5_FW_DATA_LEN 0x20
5108#define TG3_TSO5_FW_SBSS_ADDR 0x00010f20
5109#define TG3_TSO5_FW_SBSS_LEN 0x28
5110#define TG3_TSO5_FW_BSS_ADDR 0x00010f50
5111#define TG3_TSO5_FW_BSS_LEN 0x88
5112
5113static u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = {
5114 0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000,
5115 0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001,
5116 0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
5117 0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001,
5118 0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001,
5119 0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378,
5120 0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020,
5121 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014,
5122 0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400,
5123 0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000,
5124 0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200,
5125 0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000,
5126 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020,
5127 0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821,
5128 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130,
5129 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018,
5130 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60,
5131 0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821,
5132 0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000,
5133 0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028,
5134 0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402,
5135 0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014,
5136 0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff,
5137 0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b,
5138 0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004,
5139 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8,
5140 0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001,
5141 0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021,
5142 0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2,
5143 0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a,
5144 0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
5145 0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001,
5146 0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001,
5147 0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021,
5148 0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000,
5149 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c,
5150 0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005,
5151 0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006,
5152 0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c,
5153 0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c,
5154 0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021,
5155 0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001,
5156 0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b,
5157 0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c,
5158 0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76,
5159 0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c,
5160 0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70,
5161 0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c,
5162 0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72,
5163 0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff,
5164 0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78,
5165 0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78,
5166 0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005,
5167 0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d,
5168 0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005,
5169 0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027,
5170 0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d,
5171 0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff,
5172 0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001,
5173 0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000,
5174 0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a,
5175 0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff,
5176 0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001,
5177 0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200,
5178 0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001,
5179 0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021,
5180 0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
5181 0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00,
5182 0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001,
5183 0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000,
5184 0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003,
5185 0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001,
5186 0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56,
5187 0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4,
5188 0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64,
5189 0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088,
5190 0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001,
5191 0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57,
5192 0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001,
5193 0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001,
5194 0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000,
5195 0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001,
5196 0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823,
5197 0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001,
5198 0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001,
5199 0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001,
5200 0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021,
5201 0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008,
5202 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4,
5203 0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001,
5204 0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001,
5205 0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec,
5206 0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000,
5207 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024,
5208 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024,
5209 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000,
5210 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000,
5211 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003,
5212 0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001,
5213 0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001,
5214 0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff,
5215 0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c,
5216 0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54,
5217 0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001,
5218 0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624,
5219 0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624,
5220 0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
5221 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
5222 0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283,
5223 0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825,
5224 0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003,
5225 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7,
5226 0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c,
5227 0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009,
5228 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025,
5229 0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008,
5230 0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021,
5231 0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
5232 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
5233 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014,
5234 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001,
5235 0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010,
5236 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001,
5237 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020,
5238 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804,
5239 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20,
5240 0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315,
5241 0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005,
5242 0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001,
5243 0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001,
5244 0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014,
5245 0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8,
5246 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000,
5247 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008,
5248 0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008,
5249 0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b,
5250 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd,
5251 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000,
5252 0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025,
5253 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008,
5254 0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff,
5255 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008,
5256 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021,
5257 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f,
5258 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600,
5259 0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40,
5260 0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000,
5261 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
5262 0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44,
5263 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003,
5264 0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001,
5265 0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
5266 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c,
5267 0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008,
5268 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
5269 0x00000000, 0x00000000, 0x00000000,
5270};
5271
5272static u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = {
5273 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
5274 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000,
5275 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
5276 0x00000000, 0x00000000, 0x00000000,
5277};
5278
5279static u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = {
5280 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000,
5281 0x00000000, 0x00000000, 0x00000000,
5282};
5283
5284/* tp->lock is held. */
5285static int tg3_load_tso_firmware(struct tg3 *tp)
5286{
5287 struct fw_info info;
5288 unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
5289 int err, i;
5290
5291 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
5292 return 0;
5293
5294 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
5295 info.text_base = TG3_TSO5_FW_TEXT_ADDR;
5296 info.text_len = TG3_TSO5_FW_TEXT_LEN;
5297 info.text_data = &tg3Tso5FwText[0];
5298 info.rodata_base = TG3_TSO5_FW_RODATA_ADDR;
5299 info.rodata_len = TG3_TSO5_FW_RODATA_LEN;
5300 info.rodata_data = &tg3Tso5FwRodata[0];
5301 info.data_base = TG3_TSO5_FW_DATA_ADDR;
5302 info.data_len = TG3_TSO5_FW_DATA_LEN;
5303 info.data_data = &tg3Tso5FwData[0];
5304 cpu_base = RX_CPU_BASE;
5305 cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705;
5306 cpu_scratch_size = (info.text_len +
5307 info.rodata_len +
5308 info.data_len +
5309 TG3_TSO5_FW_SBSS_LEN +
5310 TG3_TSO5_FW_BSS_LEN);
5311 } else {
5312 info.text_base = TG3_TSO_FW_TEXT_ADDR;
5313 info.text_len = TG3_TSO_FW_TEXT_LEN;
5314 info.text_data = &tg3TsoFwText[0];
5315 info.rodata_base = TG3_TSO_FW_RODATA_ADDR;
5316 info.rodata_len = TG3_TSO_FW_RODATA_LEN;
5317 info.rodata_data = &tg3TsoFwRodata[0];
5318 info.data_base = TG3_TSO_FW_DATA_ADDR;
5319 info.data_len = TG3_TSO_FW_DATA_LEN;
5320 info.data_data = &tg3TsoFwData[0];
5321 cpu_base = TX_CPU_BASE;
5322 cpu_scratch_base = TX_CPU_SCRATCH_BASE;
5323 cpu_scratch_size = TX_CPU_SCRATCH_SIZE;
5324 }
5325
5326 err = tg3_load_firmware_cpu(tp, cpu_base,
5327 cpu_scratch_base, cpu_scratch_size,
5328 &info);
5329 if (err)
5330 return err;
5331
5332 /* Now startup the cpu. */
5333 tw32(cpu_base + CPU_STATE, 0xffffffff);
5334 tw32_f(cpu_base + CPU_PC, info.text_base);
5335
5336 for (i = 0; i < 5; i++) {
5337 if (tr32(cpu_base + CPU_PC) == info.text_base)
5338 break;
5339 tw32(cpu_base + CPU_STATE, 0xffffffff);
5340 tw32(cpu_base + CPU_MODE, CPU_MODE_HALT);
5341 tw32_f(cpu_base + CPU_PC, info.text_base);
5342 udelay(1000);
5343 }
5344 if (i >= 5) {
5345 printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s "
5346 "to set CPU PC, is %08x should be %08x\n",
5347 tp->dev->name, tr32(cpu_base + CPU_PC),
5348 info.text_base);
5349 return -ENODEV;
5350 }
5351 tw32(cpu_base + CPU_STATE, 0xffffffff);
5352 tw32_f(cpu_base + CPU_MODE, 0x00000000);
5353 return 0;
5354}
5355
5356#endif /* TG3_TSO_SUPPORT != 0 */
5357
5358/* tp->lock is held. */
5359static void __tg3_set_mac_addr(struct tg3 *tp)
5360{
5361 u32 addr_high, addr_low;
5362 int i;
5363
5364 addr_high = ((tp->dev->dev_addr[0] << 8) |
5365 tp->dev->dev_addr[1]);
5366 addr_low = ((tp->dev->dev_addr[2] << 24) |
5367 (tp->dev->dev_addr[3] << 16) |
5368 (tp->dev->dev_addr[4] << 8) |
5369 (tp->dev->dev_addr[5] << 0));
5370 for (i = 0; i < 4; i++) {
5371 tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
5372 tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
5373 }
5374
5375 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
5376 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
5377 for (i = 0; i < 12; i++) {
5378 tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
5379 tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
5380 }
5381 }
5382
5383 addr_high = (tp->dev->dev_addr[0] +
5384 tp->dev->dev_addr[1] +
5385 tp->dev->dev_addr[2] +
5386 tp->dev->dev_addr[3] +
5387 tp->dev->dev_addr[4] +
5388 tp->dev->dev_addr[5]) &
5389 TX_BACKOFF_SEED_MASK;
5390 tw32(MAC_TX_BACKOFF_SEED, addr_high);
5391}
5392
5393static int tg3_set_mac_addr(struct net_device *dev, void *p)
5394{
5395 struct tg3 *tp = netdev_priv(dev);
5396 struct sockaddr *addr = p;
5397
5398 memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
5399
f47c11ee 5400 spin_lock_bh(&tp->lock);
1da177e4 5401 __tg3_set_mac_addr(tp);
f47c11ee 5402 spin_unlock_bh(&tp->lock);
1da177e4
LT		 5403
5404 return 0;
5405}
5406
5407/* tp->lock is held. */
5408static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr,
5409 dma_addr_t mapping, u32 maxlen_flags,
5410 u32 nic_addr)
5411{
5412 tg3_write_mem(tp,
5413 (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
5414 ((u64) mapping >> 32));
5415 tg3_write_mem(tp,
5416 (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
5417 ((u64) mapping & 0xffffffff));
5418 tg3_write_mem(tp,
5419 (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS),
5420 maxlen_flags);
5421
5422 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
5423 tg3_write_mem(tp,
5424 (bdinfo_addr + TG3_BDINFO_NIC_ADDR),
5425 nic_addr);
5426}
5427
5428static void __tg3_set_rx_mode(struct net_device *);
d244c892 5429static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
15f9850d
DM		 5430{
5431 tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs);
5432 tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs);
5433 tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames);
5434 tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames);
5435 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5436 tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq);
5437 tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq);
5438 }
5439 tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq);
5440 tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq);
5441 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5442 u32 val = ec->stats_block_coalesce_usecs;
5443
5444 if (!netif_carrier_ok(tp->dev))
5445 val = 0;
5446
5447 tw32(HOSTCC_STAT_COAL_TICKS, val);
5448 }
5449}
1da177e4
LT		 5450
5451/* tp->lock is held. */
5452static int tg3_reset_hw(struct tg3 *tp)
5453{
5454 u32 val, rdmac_mode;
5455 int i, err, limit;
5456
5457 tg3_disable_ints(tp);
5458
5459 tg3_stop_fw(tp);
5460
5461 tg3_write_sig_pre_reset(tp, RESET_KIND_INIT);
5462
5463 if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
e6de8ad1 5464 tg3_abort_hw(tp, 1);
1da177e4
LT		 5465 }
5466
5467 err = tg3_chip_reset(tp);
5468 if (err)
5469 return err;
5470
5471 tg3_write_sig_legacy(tp, RESET_KIND_INIT);
5472
5473 /* This works around an issue with Athlon chipsets on
5474 * B3 tigon3 silicon. This bit has no effect on any
5475 * other revision. But do not set this on PCI Express
5476 * chips.
5477 */
5478 if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
5479 tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
5480 tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
5481
5482 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
5483 (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
5484 val = tr32(TG3PCI_PCISTATE);
5485 val |= PCISTATE_RETRY_SAME_DMA;
5486 tw32(TG3PCI_PCISTATE, val);
5487 }
5488
5489 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) {
5490 /* Enable some hw fixes. */
5491 val = tr32(TG3PCI_MSI_DATA);
5492 val |= (1 << 26) | (1 << 28) | (1 << 29);
5493 tw32(TG3PCI_MSI_DATA, val);
5494 }
5495
5496 /* Descriptor ring init may make accesses to the
5497 * NIC SRAM area to setup the TX descriptors, so we
5498 * can only do this after the hardware has been
5499 * successfully reset.
5500 */
5501 tg3_init_rings(tp);
5502
5503 /* This value is determined during the probe time DMA
5504 * engine test, tg3_test_dma.
5505 */
5506 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
5507
5508 tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
5509 GRC_MODE_4X_NIC_SEND_RINGS |
5510 GRC_MODE_NO_TX_PHDR_CSUM |
5511 GRC_MODE_NO_RX_PHDR_CSUM);
5512 tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
5513 if (tp->tg3_flags & TG3_FLAG_NO_TX_PSEUDO_CSUM)
5514 tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
5515 if (tp->tg3_flags & TG3_FLAG_NO_RX_PSEUDO_CSUM)
5516 tp->grc_mode |= GRC_MODE_NO_RX_PHDR_CSUM;
5517
5518 tw32(GRC_MODE,
5519 tp->grc_mode |
5520 (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));
5521
5522 /* Setup the timer prescalar register. Clock is always 66Mhz. */
5523 val = tr32(GRC_MISC_CFG);
5524 val &= ~0xff;
5525 val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT);
5526 tw32(GRC_MISC_CFG, val);
5527
5528 /* Initialize MBUF/DESC pool. */
cbf46853 5529 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
1da177e4
LT		 5530 /* Do nothing. */
5531 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
5532 tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
5533 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
5534 tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
5535 else
5536 tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
5537 tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
5538 tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
5539 }
5540#if TG3_TSO_SUPPORT != 0
5541 else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
5542 int fw_len;
5543
5544 fw_len = (TG3_TSO5_FW_TEXT_LEN +
5545 TG3_TSO5_FW_RODATA_LEN +
5546 TG3_TSO5_FW_DATA_LEN +
5547 TG3_TSO5_FW_SBSS_LEN +
5548 TG3_TSO5_FW_BSS_LEN);
5549 fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1);
5550 tw32(BUFMGR_MB_POOL_ADDR,
5551 NIC_SRAM_MBUF_POOL_BASE5705 + fw_len);
5552 tw32(BUFMGR_MB_POOL_SIZE,
5553 NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
5554 }
5555#endif
5556
0f893dc6 5557 if (tp->dev->mtu <= ETH_DATA_LEN) {
1da177e4
LT		 5558 tw32(BUFMGR_MB_RDMA_LOW_WATER,
5559 tp->bufmgr_config.mbuf_read_dma_low_water);
5560 tw32(BUFMGR_MB_MACRX_LOW_WATER,
5561 tp->bufmgr_config.mbuf_mac_rx_low_water);
5562 tw32(BUFMGR_MB_HIGH_WATER,
5563 tp->bufmgr_config.mbuf_high_water);
5564 } else {
5565 tw32(BUFMGR_MB_RDMA_LOW_WATER,
5566 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
5567 tw32(BUFMGR_MB_MACRX_LOW_WATER,
5568 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
5569 tw32(BUFMGR_MB_HIGH_WATER,
5570 tp->bufmgr_config.mbuf_high_water_jumbo);
5571 }
5572 tw32(BUFMGR_DMA_LOW_WATER,
5573 tp->bufmgr_config.dma_low_water);
5574 tw32(BUFMGR_DMA_HIGH_WATER,
5575 tp->bufmgr_config.dma_high_water);
5576
5577 tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
5578 for (i = 0; i < 2000; i++) {
5579 if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
5580 break;
5581 udelay(10);
5582 }
5583 if (i >= 2000) {
5584 printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n",
5585 tp->dev->name);
5586 return -ENODEV;
5587 }
5588
5589 /* Setup replenish threshold. */
5590 tw32(RCVBDI_STD_THRESH, tp->rx_pending / 8);
5591
5592 /* Initialize TG3_BDINFO's at:
5593 * RCVDBDI_STD_BD: standard eth size rx ring
5594 * RCVDBDI_JUMBO_BD: jumbo frame rx ring
5595 * RCVDBDI_MINI_BD: small frame rx ring (??? does not work)
5596 *
5597 * like so:
5598 * TG3_BDINFO_HOST_ADDR: high/low parts of DMA address of ring
5599 * TG3_BDINFO_MAXLEN_FLAGS: (rx max buffer size << 16) |
5600 * ring attribute flags
5601 * TG3_BDINFO_NIC_ADDR: location of descriptors in nic SRAM
5602 *
5603 * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
5604 * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
5605 *
5606 * The size of each ring is fixed in the firmware, but the location is
5607 * configurable.
5608 */
5609 tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
5610 ((u64) tp->rx_std_mapping >> 32));
5611 tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
5612 ((u64) tp->rx_std_mapping & 0xffffffff));
5613 tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
5614 NIC_SRAM_RX_BUFFER_DESC);
5615
5616 /* Don't even try to program the JUMBO/MINI buffer descriptor
5617 * configs on 5705.
5618 */
5619 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
5620 tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
5621 RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
5622 } else {
5623 tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
5624 RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
5625
5626 tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,
5627 BDINFO_FLAGS_DISABLED);
5628
5629 /* Setup replenish threshold. */
5630 tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8);
5631
0f893dc6 5632 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
1da177e4
LT		 5633 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
5634 ((u64) tp->rx_jumbo_mapping >> 32));
5635 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
5636 ((u64) tp->rx_jumbo_mapping & 0xffffffff));
5637 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
5638 RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
5639 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
5640 NIC_SRAM_RX_JUMBO_BUFFER_DESC);
5641 } else {
5642 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
5643 BDINFO_FLAGS_DISABLED);
5644 }
5645
5646 }
5647
5648 /* There is only one send ring on 5705/5750, no need to explicitly
5649 * disable the others.
5650 */
5651 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5652 /* Clear out send RCB ring in SRAM. */
5653 for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
5654 tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
5655 BDINFO_FLAGS_DISABLED);
5656 }
5657
5658 tp->tx_prod = 0;
5659 tp->tx_cons = 0;
5660 tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
5661 tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
5662
5663 tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
5664 tp->tx_desc_mapping,
5665 (TG3_TX_RING_SIZE <<
5666 BDINFO_FLAGS_MAXLEN_SHIFT),
5667 NIC_SRAM_TX_BUFFER_DESC);
5668
5669 /* There is only one receive return ring on 5705/5750, no need
5670 * to explicitly disable the others.
5671 */
5672 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5673 for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK;
5674 i += TG3_BDINFO_SIZE) {
5675 tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
5676 BDINFO_FLAGS_DISABLED);
5677 }
5678 }
5679
5680 tp->rx_rcb_ptr = 0;
5681 tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
5682
5683 tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
5684 tp->rx_rcb_mapping,
5685 (TG3_RX_RCB_RING_SIZE(tp) <<
5686 BDINFO_FLAGS_MAXLEN_SHIFT),
5687 0);
5688
5689 tp->rx_std_ptr = tp->rx_pending;
5690 tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
5691 tp->rx_std_ptr);
5692
0f893dc6 5693 tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
1da177e4
LT		 5694 tp->rx_jumbo_pending : 0;
5695 tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
5696 tp->rx_jumbo_ptr);
5697
5698 /* Initialize MAC address and backoff seed. */
5699 __tg3_set_mac_addr(tp);
5700
5701 /* MTU + ethernet header + FCS + optional VLAN tag */
5702 tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
5703
5704 /* The slot time is changed by tg3_setup_phy if we
5705 * run at gigabit with half duplex.
5706 */
5707 tw32(MAC_TX_LENGTHS,
5708 (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
5709 (6 << TX_LENGTHS_IPG_SHIFT) |
5710 (32 << TX_LENGTHS_SLOT_TIME_SHIFT));
5711
5712 /* Receive rules. */
5713 tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS);
5714 tw32(RCVLPC_CONFIG, 0x0181);
5715
5716 /* Calculate RDMAC_MODE setting early, we need it to determine
5717 * the RCVLPC_STATE_ENABLE mask.
5718 */
5719 rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
5720 RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
5721 RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
5722 RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
5723 RDMAC_MODE_LNGREAD_ENAB);
5724 if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
5725 rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
85e94ced
MC		 5726
5727 /* If statement applies to 5705 and 5750 PCI devices only */
5728 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
5729 tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
5730 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) {
1da177e4
LT		 5731 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE &&
5732 (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
5733 tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
5734 rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128;
5735 } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
5736 !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
5737 rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
5738 }
5739 }
5740
85e94ced
MC		 5741 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
5742 rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
5743
1da177e4
LT		 5744#if TG3_TSO_SUPPORT != 0
5745 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
5746 rdmac_mode |= (1 << 27);
5747#endif
5748
5749 /* Receive/send statistics. */
5750 if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) &&
5751 (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
5752 val = tr32(RCVLPC_STATS_ENABLE);
5753 val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX;
5754 tw32(RCVLPC_STATS_ENABLE, val);
5755 } else {
5756 tw32(RCVLPC_STATS_ENABLE, 0xffffff);
5757 }
5758 tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE);
5759 tw32(SNDDATAI_STATSENAB, 0xffffff);
5760 tw32(SNDDATAI_STATSCTRL,
5761 (SNDDATAI_SCTRL_ENABLE |
5762 SNDDATAI_SCTRL_FASTUPD));
5763
5764 /* Setup host coalescing engine. */
5765 tw32(HOSTCC_MODE, 0);
5766 for (i = 0; i < 2000; i++) {
5767 if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
5768 break;
5769 udelay(10);
5770 }
5771
d244c892 5772 __tg3_set_coalesce(tp, &tp->coal);
1da177e4
LT		 5773
5774 /* set status block DMA address */
5775 tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
5776 ((u64) tp->status_mapping >> 32));
5777 tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
5778 ((u64) tp->status_mapping & 0xffffffff));
5779
5780 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5781 /* Status/statistics block address. See tg3_timer,
5782 * the tg3_periodic_fetch_stats call there, and
5783 * tg3_get_stats to see how this works for 5705/5750 chips.
5784 */
1da177e4
LT		 5785 tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
5786 ((u64) tp->stats_mapping >> 32));
5787 tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
5788 ((u64) tp->stats_mapping & 0xffffffff));
5789 tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK);
5790 tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK);
5791 }
5792
5793 tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode);
5794
5795 tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE);
5796 tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE);
5797 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
5798 tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE);
5799
5800 /* Clear statistics/status block in chip, and status block in ram. */
5801 for (i = NIC_SRAM_STATS_BLK;
5802 i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
5803 i += sizeof(u32)) {
5804 tg3_write_mem(tp, i, 0);
5805 udelay(40);
5806 }
5807 memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
5808
5809 tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
5810 MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
5811 tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);
5812 udelay(40);
5813
314fba34
MC		 5814 /* tp->grc_local_ctrl is partially set up during tg3_get_invariants().
5815 * If TG3_FLAG_EEPROM_WRITE_PROT is set, we should read the
5816 * register to preserve the GPIO settings for LOMs. The GPIOs,
5817 * whether used as inputs or outputs, are set by boot code after
5818 * reset.
5819 */
5820 if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
5821 u32 gpio_mask;
5822
5823 gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 |
5824 GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2;
3e7d83bc
MC		 5825
5826 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
5827 gpio_mask |= GRC_LCLCTRL_GPIO_OE3 |
5828 GRC_LCLCTRL_GPIO_OUTPUT3;
5829
314fba34
MC		 5830 tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
5831
5832 /* GPIO1 must be driven high for eeprom write protect */
1da177e4
LT		 5833 tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
5834 GRC_LCLCTRL_GPIO_OUTPUT1);
314fba34 5835 }
1da177e4
LT		 5836 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
5837 udelay(100);
5838
09ee929c 5839 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
fac9b83e 5840 tp->last_tag = 0;
1da177e4
LT		 5841
5842 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5843 tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
5844 udelay(40);
5845 }
5846
5847 val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
5848 WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
5849 WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
5850 WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
5851 WDMAC_MODE_LNGREAD_ENAB);
5852
85e94ced
MC		 5853 /* If statement applies to 5705 and 5750 PCI devices only */
5854 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
5855 tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
5856 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
1da177e4
LT		 5857 if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) &&
5858 (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
5859 tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
5860 /* nothing */
5861 } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
5862 !(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
5863 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
5864 val |= WDMAC_MODE_RX_ACCEL;
5865 }
5866 }
5867
5868 tw32_f(WDMAC_MODE, val);
5869 udelay(40);
5870
5871 if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) {
5872 val = tr32(TG3PCI_X_CAPS);
5873 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
5874 val &= ~PCIX_CAPS_BURST_MASK;
5875 val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
5876 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
5877 val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
5878 val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
5879 if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
5880 val |= (tp->split_mode_max_reqs <<
5881 PCIX_CAPS_SPLIT_SHIFT);
5882 }
5883 tw32(TG3PCI_X_CAPS, val);
5884 }
5885
5886 tw32_f(RDMAC_MODE, rdmac_mode);
5887 udelay(40);
5888
5889 tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE);
5890 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
5891 tw32(MBFREE_MODE, MBFREE_MODE_ENABLE);
5892 tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
5893 tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE);
5894 tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
5895 tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
5896 tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
5897#if TG3_TSO_SUPPORT != 0
5898 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
5899 tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
5900#endif
5901 tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
5902 tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
5903
5904 if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
5905 err = tg3_load_5701_a0_firmware_fix(tp);
5906 if (err)
5907 return err;
5908 }
5909
5910#if TG3_TSO_SUPPORT != 0
5911 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
5912 err = tg3_load_tso_firmware(tp);
5913 if (err)
5914 return err;
5915 }
5916#endif
5917
5918 tp->tx_mode = TX_MODE_ENABLE;
5919 tw32_f(MAC_TX_MODE, tp->tx_mode);
5920 udelay(100);
5921
5922 tp->rx_mode = RX_MODE_ENABLE;
5923 tw32_f(MAC_RX_MODE, tp->rx_mode);
5924 udelay(10);
5925
5926 if (tp->link_config.phy_is_low_power) {
5927 tp->link_config.phy_is_low_power = 0;
5928 tp->link_config.speed = tp->link_config.orig_speed;
5929 tp->link_config.duplex = tp->link_config.orig_duplex;
5930 tp->link_config.autoneg = tp->link_config.orig_autoneg;
5931 }
5932
5933 tp->mi_mode = MAC_MI_MODE_BASE;
5934 tw32_f(MAC_MI_MODE, tp->mi_mode);
5935 udelay(80);
5936
5937 tw32(MAC_LED_CTRL, tp->led_ctrl);
5938
5939 tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
4c987487 5940 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) {
1da177e4
LT		 5941 tw32_f(MAC_RX_MODE, RX_MODE_RESET);
5942 udelay(10);
5943 }
5944 tw32_f(MAC_RX_MODE, tp->rx_mode);
5945 udelay(10);
5946
5947 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
5948 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) &&
5949 !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) {
5950 /* Set drive transmission level to 1.2V */
5951 /* only if the signal pre-emphasis bit is not set */
5952 val = tr32(MAC_SERDES_CFG);
5953 val &= 0xfffff000;
5954 val |= 0x880;
5955 tw32(MAC_SERDES_CFG, val);
5956 }
5957 if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
5958 tw32(MAC_SERDES_CFG, 0x616000);
5959 }
5960
5961 /* Prevent chip from dropping frames when flow control
5962 * is enabled.
5963 */
5964 tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
5965
5966 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
5967 (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
5968 /* Use hardware link auto-negotiation */
5969 tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG;
5970 }
5971
5972 err = tg3_setup_phy(tp, 1);
5973 if (err)
5974 return err;
5975
5976 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
5977 u32 tmp;
5978
5979 /* Clear CRC stats. */
5980 if (!tg3_readphy(tp, 0x1e, &tmp)) {
5981 tg3_writephy(tp, 0x1e, tmp | 0x8000);
5982 tg3_readphy(tp, 0x14, &tmp);
5983 }
5984 }
5985
5986 __tg3_set_rx_mode(tp->dev);
5987
5988 /* Initialize receive rules. */
5989 tw32(MAC_RCV_RULE_0, 0xc2000000 & RCV_RULE_DISABLE_MASK);
5990 tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
5991 tw32(MAC_RCV_RULE_1, 0x86000004 & RCV_RULE_DISABLE_MASK);
5992 tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);
5993
4cf78e4f
MC		 5994 if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
5995 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780))
1da177e4
LT		 5996 limit = 8;
5997 else
5998 limit = 16;
5999 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
6000 limit -= 4;
6001 switch (limit) {
6002 case 16:
6003 tw32(MAC_RCV_RULE_15, 0); tw32(MAC_RCV_VALUE_15, 0);
6004 case 15:
6005 tw32(MAC_RCV_RULE_14, 0); tw32(MAC_RCV_VALUE_14, 0);
6006 case 14:
6007 tw32(MAC_RCV_RULE_13, 0); tw32(MAC_RCV_VALUE_13, 0);
6008 case 13:
6009 tw32(MAC_RCV_RULE_12, 0); tw32(MAC_RCV_VALUE_12, 0);
6010 case 12:
6011 tw32(MAC_RCV_RULE_11, 0); tw32(MAC_RCV_VALUE_11, 0);
6012 case 11:
6013 tw32(MAC_RCV_RULE_10, 0); tw32(MAC_RCV_VALUE_10, 0);
6014 case 10:
6015 tw32(MAC_RCV_RULE_9, 0); tw32(MAC_RCV_VALUE_9, 0);
6016 case 9:
6017 tw32(MAC_RCV_RULE_8, 0); tw32(MAC_RCV_VALUE_8, 0);
6018 case 8:
6019 tw32(MAC_RCV_RULE_7, 0); tw32(MAC_RCV_VALUE_7, 0);
6020 case 7:
6021 tw32(MAC_RCV_RULE_6, 0); tw32(MAC_RCV_VALUE_6, 0);
6022 case 6:
6023 tw32(MAC_RCV_RULE_5, 0); tw32(MAC_RCV_VALUE_5, 0);
6024 case 5:
6025 tw32(MAC_RCV_RULE_4, 0); tw32(MAC_RCV_VALUE_4, 0);
6026 case 4:
6027 /* tw32(MAC_RCV_RULE_3, 0); tw32(MAC_RCV_VALUE_3, 0); */
6028 case 3:
6029 /* tw32(MAC_RCV_RULE_2, 0); tw32(MAC_RCV_VALUE_2, 0); */
6030 case 2:
6031 case 1:
6032
6033 default:
6034 break;
6035 };
6036
6037 tg3_write_sig_post_reset(tp, RESET_KIND_INIT);
6038
1da177e4
LT		 6039 return 0;
6040}
6041
6042/* Called at device open time to get the chip ready for
6043 * packet processing. Invoked with tp->lock held.
6044 */
6045static int tg3_init_hw(struct tg3 *tp)
6046{
6047 int err;
6048
6049 /* Force the chip into D0. */
6050 err = tg3_set_power_state(tp, 0);
6051 if (err)
6052 goto out;
6053
6054 tg3_switch_clocks(tp);
6055
6056 tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
6057
6058 err = tg3_reset_hw(tp);
6059
6060out:
6061 return err;
6062}
6063
6064#define TG3_STAT_ADD32(PSTAT, REG) \
6065do { u32 __val = tr32(REG); \
6066 (PSTAT)->low += __val; \
6067 if ((PSTAT)->low < __val) \
6068 (PSTAT)->high += 1; \
6069} while (0)
6070
6071static void tg3_periodic_fetch_stats(struct tg3 *tp)
6072{
6073 struct tg3_hw_stats *sp = tp->hw_stats;
6074
6075 if (!netif_carrier_ok(tp->dev))
6076 return;
6077
6078 TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS);
6079 TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS);
6080 TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT);
6081 TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT);
6082 TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS);
6083 TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS);
6084 TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS);
6085 TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED);
6086 TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL);
6087 TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL);
6088 TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST);
6089 TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST);
6090 TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST);
6091
6092 TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS);
6093 TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS);
6094 TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST);
6095 TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST);
6096 TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST);
6097 TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS);
6098 TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS);
6099 TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD);
6100 TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD);
6101 TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD);
6102 TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED);
6103 TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG);
6104 TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS);
6105 TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE);
6106}
6107
6108static void tg3_timer(unsigned long __opaque)
6109{
6110 struct tg3 *tp = (struct tg3 *) __opaque;
1da177e4 6111
f47c11ee 6112 spin_lock(&tp->lock);
1da177e4 6113
fac9b83e
DM		 6114 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
6115 /* All of this garbage is because when using non-tagged
6116 * IRQ status the mailbox/status_block protocol the chip
6117 * uses with the cpu is race prone.
6118 */
6119 if (tp->hw_status->status & SD_STATUS_UPDATED) {
6120 tw32(GRC_LOCAL_CTRL,
6121 tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
6122 } else {
6123 tw32(HOSTCC_MODE, tp->coalesce_mode |
6124 (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
6125 }
1da177e4 6126
fac9b83e
DM		 6127 if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
6128 tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER;
f47c11ee 6129 spin_unlock(&tp->lock);
fac9b83e
DM		 6130 schedule_work(&tp->reset_task);
6131 return;
6132 }
1da177e4
LT		 6133 }
6134
1da177e4
LT		 6135 /* This part only runs once per second. */
6136 if (!--tp->timer_counter) {
fac9b83e
DM		 6137 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
6138 tg3_periodic_fetch_stats(tp);
6139
1da177e4
LT		 6140 if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
6141 u32 mac_stat;
6142 int phy_event;
6143
6144 mac_stat = tr32(MAC_STATUS);
6145
6146 phy_event = 0;
6147 if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) {
6148 if (mac_stat & MAC_STATUS_MI_INTERRUPT)
6149 phy_event = 1;
6150 } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)
6151 phy_event = 1;
6152
6153 if (phy_event)
6154 tg3_setup_phy(tp, 0);
6155 } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) {
6156 u32 mac_stat = tr32(MAC_STATUS);
6157 int need_setup = 0;
6158
6159 if (netif_carrier_ok(tp->dev) &&
6160 (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) {
6161 need_setup = 1;
6162 }
6163 if (! netif_carrier_ok(tp->dev) &&
6164 (mac_stat & (MAC_STATUS_PCS_SYNCED |
6165 MAC_STATUS_SIGNAL_DET))) {
6166 need_setup = 1;
6167 }
6168 if (need_setup) {
6169 tw32_f(MAC_MODE,
6170 (tp->mac_mode &
6171 ~MAC_MODE_PORT_MODE_MASK));
6172 udelay(40);
6173 tw32_f(MAC_MODE, tp->mac_mode);
6174 udelay(40);
6175 tg3_setup_phy(tp, 0);
6176 }
747e8f8b
MC		 6177 } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
6178 tg3_serdes_parallel_detect(tp);
1da177e4
LT		 6179
6180 tp->timer_counter = tp->timer_multiplier;
6181 }
6182
6183 /* Heartbeat is only sent once every 120 seconds. */
6184 if (!--tp->asf_counter) {
6185 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
6186 u32 val;
6187
6188 tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_ALIVE);
6189 tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
6190 tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 3);
6191 val = tr32(GRC_RX_CPU_EVENT);
6192 val |= (1 << 14);
6193 tw32(GRC_RX_CPU_EVENT, val);
6194 }
6195 tp->asf_counter = tp->asf_multiplier;
6196 }
6197
f47c11ee 6198 spin_unlock(&tp->lock);
1da177e4
LT		 6199
6200 tp->timer.expires = jiffies + tp->timer_offset;
6201 add_timer(&tp->timer);
6202}
6203
7938109f
MC		 6204static int tg3_test_interrupt(struct tg3 *tp)
6205{
6206 struct net_device *dev = tp->dev;
6207 int err, i;
6208 u32 int_mbox = 0;
6209
d4bc3927
MC		 6210 if (!netif_running(dev))
6211 return -ENODEV;
6212
7938109f
MC		 6213 tg3_disable_ints(tp);
6214
6215 free_irq(tp->pdev->irq, dev);
6216
6217 err = request_irq(tp->pdev->irq, tg3_test_isr,
f4d0ee98 6218 SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
7938109f
MC		 6219 if (err)
6220 return err;
6221
38f3843e 6222 tp->hw_status->status &= ~SD_STATUS_UPDATED;
7938109f
MC		 6223 tg3_enable_ints(tp);
6224
6225 tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
6226 HOSTCC_MODE_NOW);
6227
6228 for (i = 0; i < 5; i++) {
09ee929c
MC		 6229 int_mbox = tr32_mailbox(MAILBOX_INTERRUPT_0 +
6230 TG3_64BIT_REG_LOW);
7938109f
MC		 6231 if (int_mbox != 0)
6232 break;
6233 msleep(10);
6234 }
6235
6236 tg3_disable_ints(tp);
6237
6238 free_irq(tp->pdev->irq, dev);
6239
6240 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
6241 err = request_irq(tp->pdev->irq, tg3_msi,
f4d0ee98 6242 SA_SAMPLE_RANDOM, dev->name, dev);
fac9b83e
DM		 6243 else {
6244 irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
6245 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
6246 fn = tg3_interrupt_tagged;
6247 err = request_irq(tp->pdev->irq, fn,
f4d0ee98 6248 SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
fac9b83e 6249 }
7938109f
MC		 6250
6251 if (err)
6252 return err;
6253
6254 if (int_mbox != 0)
6255 return 0;
6256
6257 return -EIO;
6258}
6259
6260/* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is
6261 * successfully restored
6262 */
6263static int tg3_test_msi(struct tg3 *tp)
6264{
6265 struct net_device *dev = tp->dev;
6266 int err;
6267 u16 pci_cmd;
6268
6269 if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI))
6270 return 0;
6271
6272 /* Turn off SERR reporting in case MSI terminates with Master
6273 * Abort.
6274 */
6275 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
6276 pci_write_config_word(tp->pdev, PCI_COMMAND,
6277 pci_cmd & ~PCI_COMMAND_SERR);
6278
6279 err = tg3_test_interrupt(tp);
6280
6281 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
6282
6283 if (!err)
6284 return 0;
6285
6286 /* other failures */
6287 if (err != -EIO)
6288 return err;
6289
6290 /* MSI test failed, go back to INTx mode */
6291 printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
6292 "switching to INTx mode. Please report this failure to "
6293 "the PCI maintainer and include system chipset information.\n",
6294 tp->dev->name);
6295
6296 free_irq(tp->pdev->irq, dev);
6297 pci_disable_msi(tp->pdev);
6298
6299 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6300
fac9b83e
DM		 6301 {
6302 irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
6303 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
6304 fn = tg3_interrupt_tagged;
7938109f 6305
fac9b83e
DM		 6306 err = request_irq(tp->pdev->irq, fn,
6307 SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
6308 }
7938109f
MC		 6309 if (err)
6310 return err;
6311
6312 /* Need to reset the chip because the MSI cycle may have terminated
6313 * with Master Abort.
6314 */
f47c11ee 6315 tg3_full_lock(tp, 1);
7938109f 6316
944d980e 6317 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7938109f
MC		 6318 err = tg3_init_hw(tp);
6319
f47c11ee 6320 tg3_full_unlock(tp);
7938109f
MC		 6321
6322 if (err)
6323 free_irq(tp->pdev->irq, dev);
6324
6325 return err;
6326}
6327
1da177e4
LT		 6328static int tg3_open(struct net_device *dev)
6329{
6330 struct tg3 *tp = netdev_priv(dev);
6331 int err;
6332
f47c11ee 6333 tg3_full_lock(tp, 0);
1da177e4
LT		 6334
6335 tg3_disable_ints(tp);
6336 tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
6337
f47c11ee 6338 tg3_full_unlock(tp);
1da177e4
LT		 6339
6340 /* The placement of this call is tied
6341 * to the setup and use of Host TX descriptors.
6342 */
6343 err = tg3_alloc_consistent(tp);
6344 if (err)
6345 return err;
6346
88b06bc2
MC		 6347 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
6348 (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) &&
6349 (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX)) {
fac9b83e
DM		 6350 /* All MSI supporting chips should support tagged
6351 * status. Assert that this is the case.
6352 */
6353 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
6354 printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
6355 "Not using MSI.\n", tp->dev->name);
6356 } else if (pci_enable_msi(tp->pdev) == 0) {
88b06bc2
MC		 6357 u32 msi_mode;
6358
6359 msi_mode = tr32(MSGINT_MODE);
6360 tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
6361 tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
6362 }
6363 }
6364 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
6365 err = request_irq(tp->pdev->irq, tg3_msi,
f4d0ee98 6366 SA_SAMPLE_RANDOM, dev->name, dev);
fac9b83e
DM		 6367 else {
6368 irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
6369 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
6370 fn = tg3_interrupt_tagged;
6371
6372 err = request_irq(tp->pdev->irq, fn,
f4d0ee98 6373 SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
fac9b83e 6374 }
1da177e4
LT		 6375
6376 if (err) {
88b06bc2
MC		 6377 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6378 pci_disable_msi(tp->pdev);
6379 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6380 }
1da177e4
LT		 6381 tg3_free_consistent(tp);
6382 return err;
6383 }
6384
f47c11ee 6385 tg3_full_lock(tp, 0);
1da177e4
LT		 6386
6387 err = tg3_init_hw(tp);
6388 if (err) {
944d980e 6389 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 6390 tg3_free_rings(tp);
6391 } else {
fac9b83e
DM		 6392 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
6393 tp->timer_offset = HZ;
6394 else
6395 tp->timer_offset = HZ / 10;
6396
6397 BUG_ON(tp->timer_offset > HZ);
6398 tp->timer_counter = tp->timer_multiplier =
6399 (HZ / tp->timer_offset);
6400 tp->asf_counter = tp->asf_multiplier =
6401 ((HZ / tp->timer_offset) * 120);
1da177e4
LT		 6402
6403 init_timer(&tp->timer);
6404 tp->timer.expires = jiffies + tp->timer_offset;
6405 tp->timer.data = (unsigned long) tp;
6406 tp->timer.function = tg3_timer;
1da177e4
LT		 6407 }
6408
f47c11ee 6409 tg3_full_unlock(tp);
1da177e4
LT		 6410
6411 if (err) {
88b06bc2
MC		 6412 free_irq(tp->pdev->irq, dev);
6413 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6414 pci_disable_msi(tp->pdev);
6415 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6416 }
1da177e4
LT		 6417 tg3_free_consistent(tp);
6418 return err;
6419 }
6420
7938109f
MC		 6421 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6422 err = tg3_test_msi(tp);
fac9b83e 6423
7938109f 6424 if (err) {
f47c11ee 6425 tg3_full_lock(tp, 0);
7938109f
MC		 6426
6427 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6428 pci_disable_msi(tp->pdev);
6429 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6430 }
944d980e 6431 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7938109f
MC		 6432 tg3_free_rings(tp);
6433 tg3_free_consistent(tp);
6434
f47c11ee 6435 tg3_full_unlock(tp);
7938109f
MC		 6436
6437 return err;
6438 }
6439 }
6440
f47c11ee 6441 tg3_full_lock(tp, 0);
1da177e4 6442
7938109f
MC		 6443 add_timer(&tp->timer);
6444 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
1da177e4
LT		 6445 tg3_enable_ints(tp);
6446
f47c11ee 6447 tg3_full_unlock(tp);
1da177e4
LT		 6448
6449 netif_start_queue(dev);
6450
6451 return 0;
6452}
6453
6454#if 0
6455/*static*/ void tg3_dump_state(struct tg3 *tp)
6456{
6457 u32 val32, val32_2, val32_3, val32_4, val32_5;
6458 u16 val16;
6459 int i;
6460
6461 pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
6462 pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
6463 printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n",
6464 val16, val32);
6465
6466 /* MAC block */
6467 printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n",
6468 tr32(MAC_MODE), tr32(MAC_STATUS));
6469 printk(" MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n",
6470 tr32(MAC_EVENT), tr32(MAC_LED_CTRL));
6471 printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n",
6472 tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS));
6473 printk(" MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n",
6474 tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS));
6475
6476 /* Send data initiator control block */
6477 printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n",
6478 tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS));
6479 printk(" SNDDATAI_STATSCTRL[%08x]\n",
6480 tr32(SNDDATAI_STATSCTRL));
6481
6482 /* Send data completion control block */
6483 printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE));
6484
6485 /* Send BD ring selector block */
6486 printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n",
6487 tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS));
6488
6489 /* Send BD initiator control block */
6490 printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n",
6491 tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS));
6492
6493 /* Send BD completion control block */
6494 printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE));
6495
6496 /* Receive list placement control block */
6497 printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n",
6498 tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS));
6499 printk(" RCVLPC_STATSCTRL[%08x]\n",
6500 tr32(RCVLPC_STATSCTRL));
6501
6502 /* Receive data and receive BD initiator control block */
6503 printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n",
6504 tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS));
6505
6506 /* Receive data completion control block */
6507 printk("DEBUG: RCVDCC_MODE[%08x]\n",
6508 tr32(RCVDCC_MODE));
6509
6510 /* Receive BD initiator control block */
6511 printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n",
6512 tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS));
6513
6514 /* Receive BD completion control block */
6515 printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n",
6516 tr32(RCVCC_MODE), tr32(RCVCC_STATUS));
6517
6518 /* Receive list selector control block */
6519 printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n",
6520 tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS));
6521
6522 /* Mbuf cluster free block */
6523 printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n",
6524 tr32(MBFREE_MODE), tr32(MBFREE_STATUS));
6525
6526 /* Host coalescing control block */
6527 printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n",
6528 tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS));
6529 printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n",
6530 tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
6531 tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
6532 printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n",
6533 tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
6534 tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
6535 printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n",
6536 tr32(HOSTCC_STATS_BLK_NIC_ADDR));
6537 printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n",
6538 tr32(HOSTCC_STATUS_BLK_NIC_ADDR));
6539
6540 /* Memory arbiter control block */
6541 printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n",
6542 tr32(MEMARB_MODE), tr32(MEMARB_STATUS));
6543
6544 /* Buffer manager control block */
6545 printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n",
6546 tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS));
6547 printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n",
6548 tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE));
6549 printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] "
6550 "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n",
6551 tr32(BUFMGR_DMA_DESC_POOL_ADDR),
6552 tr32(BUFMGR_DMA_DESC_POOL_SIZE));
6553
6554 /* Read DMA control block */
6555 printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n",
6556 tr32(RDMAC_MODE), tr32(RDMAC_STATUS));
6557
6558 /* Write DMA control block */
6559 printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n",
6560 tr32(WDMAC_MODE), tr32(WDMAC_STATUS));
6561
6562 /* DMA completion block */
6563 printk("DEBUG: DMAC_MODE[%08x]\n",
6564 tr32(DMAC_MODE));
6565
6566 /* GRC block */
6567 printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n",
6568 tr32(GRC_MODE), tr32(GRC_MISC_CFG));
6569 printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n",
6570 tr32(GRC_LOCAL_CTRL));
6571
6572 /* TG3_BDINFOs */
6573 printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n",
6574 tr32(RCVDBDI_JUMBO_BD + 0x0),
6575 tr32(RCVDBDI_JUMBO_BD + 0x4),
6576 tr32(RCVDBDI_JUMBO_BD + 0x8),
6577 tr32(RCVDBDI_JUMBO_BD + 0xc));
6578 printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n",
6579 tr32(RCVDBDI_STD_BD + 0x0),
6580 tr32(RCVDBDI_STD_BD + 0x4),
6581 tr32(RCVDBDI_STD_BD + 0x8),
6582 tr32(RCVDBDI_STD_BD + 0xc));
6583 printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n",
6584 tr32(RCVDBDI_MINI_BD + 0x0),
6585 tr32(RCVDBDI_MINI_BD + 0x4),
6586 tr32(RCVDBDI_MINI_BD + 0x8),
6587 tr32(RCVDBDI_MINI_BD + 0xc));
6588
6589 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32);
6590 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2);
6591 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3);
6592 tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4);
6593 printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n",
6594 val32, val32_2, val32_3, val32_4);
6595
6596 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32);
6597 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2);
6598 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3);
6599 tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4);
6600 printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n",
6601 val32, val32_2, val32_3, val32_4);
6602
6603 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32);
6604 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2);
6605 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3);
6606 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4);
6607 tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5);
6608 printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n",
6609 val32, val32_2, val32_3, val32_4, val32_5);
6610
6611 /* SW status block */
6612 printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
6613 tp->hw_status->status,
6614 tp->hw_status->status_tag,
6615 tp->hw_status->rx_jumbo_consumer,
6616 tp->hw_status->rx_consumer,
6617 tp->hw_status->rx_mini_consumer,
6618 tp->hw_status->idx[0].rx_producer,
6619 tp->hw_status->idx[0].tx_consumer);
6620
6621 /* SW statistics block */
6622 printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
6623 ((u32 *)tp->hw_stats)[0],
6624 ((u32 *)tp->hw_stats)[1],
6625 ((u32 *)tp->hw_stats)[2],
6626 ((u32 *)tp->hw_stats)[3]);
6627
6628 /* Mailboxes */
6629 printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n",
09ee929c
MC		 6630 tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0),
6631 tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4),
6632 tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0),
6633 tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4));
1da177e4
LT		 6634
6635 /* NIC side send descriptors. */
6636 for (i = 0; i < 6; i++) {
6637 unsigned long txd;
6638
6639 txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC
6640 + (i * sizeof(struct tg3_tx_buffer_desc));
6641 printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n",
6642 i,
6643 readl(txd + 0x0), readl(txd + 0x4),
6644 readl(txd + 0x8), readl(txd + 0xc));
6645 }
6646
6647 /* NIC side RX descriptors. */
6648 for (i = 0; i < 6; i++) {
6649 unsigned long rxd;
6650
6651 rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC
6652 + (i * sizeof(struct tg3_rx_buffer_desc));
6653 printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n",
6654 i,
6655 readl(rxd + 0x0), readl(rxd + 0x4),
6656 readl(rxd + 0x8), readl(rxd + 0xc));
6657 rxd += (4 * sizeof(u32));
6658 printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n",
6659 i,
6660 readl(rxd + 0x0), readl(rxd + 0x4),
6661 readl(rxd + 0x8), readl(rxd + 0xc));
6662 }
6663
6664 for (i = 0; i < 6; i++) {
6665 unsigned long rxd;
6666
6667 rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC
6668 + (i * sizeof(struct tg3_rx_buffer_desc));
6669 printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n",
6670 i,
6671 readl(rxd + 0x0), readl(rxd + 0x4),
6672 readl(rxd + 0x8), readl(rxd + 0xc));
6673 rxd += (4 * sizeof(u32));
6674 printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n",
6675 i,
6676 readl(rxd + 0x0), readl(rxd + 0x4),
6677 readl(rxd + 0x8), readl(rxd + 0xc));
6678 }
6679}
6680#endif
6681
6682static struct net_device_stats *tg3_get_stats(struct net_device *);
6683static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *);
6684
6685static int tg3_close(struct net_device *dev)
6686{
6687 struct tg3 *tp = netdev_priv(dev);
6688
6689 netif_stop_queue(dev);
6690
6691 del_timer_sync(&tp->timer);
6692
f47c11ee 6693 tg3_full_lock(tp, 1);
1da177e4
LT		 6694#if 0
6695 tg3_dump_state(tp);
6696#endif
6697
6698 tg3_disable_ints(tp);
6699
944d980e 6700 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 6701 tg3_free_rings(tp);
6702 tp->tg3_flags &=
6703 ~(TG3_FLAG_INIT_COMPLETE |
6704 TG3_FLAG_GOT_SERDES_FLOWCTL);
6705 netif_carrier_off(tp->dev);
6706
f47c11ee 6707 tg3_full_unlock(tp);
1da177e4 6708
88b06bc2
MC		 6709 free_irq(tp->pdev->irq, dev);
6710 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6711 pci_disable_msi(tp->pdev);
6712 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6713 }
1da177e4
LT		 6714
6715 memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
6716 sizeof(tp->net_stats_prev));
6717 memcpy(&tp->estats_prev, tg3_get_estats(tp),
6718 sizeof(tp->estats_prev));
6719
6720 tg3_free_consistent(tp);
6721
6722 return 0;
6723}
6724
6725static inline unsigned long get_stat64(tg3_stat64_t *val)
6726{
6727 unsigned long ret;
6728
6729#if (BITS_PER_LONG == 32)
6730 ret = val->low;
6731#else
6732 ret = ((u64)val->high << 32) | ((u64)val->low);
6733#endif
6734 return ret;
6735}
6736
6737static unsigned long calc_crc_errors(struct tg3 *tp)
6738{
6739 struct tg3_hw_stats *hw_stats = tp->hw_stats;
6740
6741 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
6742 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
6743 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
1da177e4
LT		 6744 u32 val;
6745
f47c11ee 6746 spin_lock_bh(&tp->lock);
1da177e4
LT		 6747 if (!tg3_readphy(tp, 0x1e, &val)) {
6748 tg3_writephy(tp, 0x1e, val | 0x8000);
6749 tg3_readphy(tp, 0x14, &val);
6750 } else
6751 val = 0;
f47c11ee 6752 spin_unlock_bh(&tp->lock);
1da177e4
LT		 6753
6754 tp->phy_crc_errors += val;
6755
6756 return tp->phy_crc_errors;
6757 }
6758
6759 return get_stat64(&hw_stats->rx_fcs_errors);
6760}
6761
6762#define ESTAT_ADD(member) \
6763 estats->member = old_estats->member + \
6764 get_stat64(&hw_stats->member)
6765
6766static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
6767{
6768 struct tg3_ethtool_stats *estats = &tp->estats;
6769 struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
6770 struct tg3_hw_stats *hw_stats = tp->hw_stats;
6771
6772 if (!hw_stats)
6773 return old_estats;
6774
6775 ESTAT_ADD(rx_octets);
6776 ESTAT_ADD(rx_fragments);
6777 ESTAT_ADD(rx_ucast_packets);
6778 ESTAT_ADD(rx_mcast_packets);
6779 ESTAT_ADD(rx_bcast_packets);
6780 ESTAT_ADD(rx_fcs_errors);
6781 ESTAT_ADD(rx_align_errors);
6782 ESTAT_ADD(rx_xon_pause_rcvd);
6783 ESTAT_ADD(rx_xoff_pause_rcvd);
6784 ESTAT_ADD(rx_mac_ctrl_rcvd);
6785 ESTAT_ADD(rx_xoff_entered);
6786 ESTAT_ADD(rx_frame_too_long_errors);
6787 ESTAT_ADD(rx_jabbers);
6788 ESTAT_ADD(rx_undersize_packets);
6789 ESTAT_ADD(rx_in_length_errors);
6790 ESTAT_ADD(rx_out_length_errors);
6791 ESTAT_ADD(rx_64_or_less_octet_packets);
6792 ESTAT_ADD(rx_65_to_127_octet_packets);
6793 ESTAT_ADD(rx_128_to_255_octet_packets);
6794 ESTAT_ADD(rx_256_to_511_octet_packets);
6795 ESTAT_ADD(rx_512_to_1023_octet_packets);
6796 ESTAT_ADD(rx_1024_to_1522_octet_packets);
6797 ESTAT_ADD(rx_1523_to_2047_octet_packets);
6798 ESTAT_ADD(rx_2048_to_4095_octet_packets);
6799 ESTAT_ADD(rx_4096_to_8191_octet_packets);
6800 ESTAT_ADD(rx_8192_to_9022_octet_packets);
6801
6802 ESTAT_ADD(tx_octets);
6803 ESTAT_ADD(tx_collisions);
6804 ESTAT_ADD(tx_xon_sent);
6805 ESTAT_ADD(tx_xoff_sent);
6806 ESTAT_ADD(tx_flow_control);
6807 ESTAT_ADD(tx_mac_errors);
6808 ESTAT_ADD(tx_single_collisions);
6809 ESTAT_ADD(tx_mult_collisions);
6810 ESTAT_ADD(tx_deferred);
6811 ESTAT_ADD(tx_excessive_collisions);
6812 ESTAT_ADD(tx_late_collisions);
6813 ESTAT_ADD(tx_collide_2times);
6814 ESTAT_ADD(tx_collide_3times);
6815 ESTAT_ADD(tx_collide_4times);
6816 ESTAT_ADD(tx_collide_5times);
6817 ESTAT_ADD(tx_collide_6times);
6818 ESTAT_ADD(tx_collide_7times);
6819 ESTAT_ADD(tx_collide_8times);
6820 ESTAT_ADD(tx_collide_9times);
6821 ESTAT_ADD(tx_collide_10times);
6822 ESTAT_ADD(tx_collide_11times);
6823 ESTAT_ADD(tx_collide_12times);
6824 ESTAT_ADD(tx_collide_13times);
6825 ESTAT_ADD(tx_collide_14times);
6826 ESTAT_ADD(tx_collide_15times);
6827 ESTAT_ADD(tx_ucast_packets);
6828 ESTAT_ADD(tx_mcast_packets);
6829 ESTAT_ADD(tx_bcast_packets);
6830 ESTAT_ADD(tx_carrier_sense_errors);
6831 ESTAT_ADD(tx_discards);
6832 ESTAT_ADD(tx_errors);
6833
6834 ESTAT_ADD(dma_writeq_full);
6835 ESTAT_ADD(dma_write_prioq_full);
6836 ESTAT_ADD(rxbds_empty);
6837 ESTAT_ADD(rx_discards);
6838 ESTAT_ADD(rx_errors);
6839 ESTAT_ADD(rx_threshold_hit);
6840
6841 ESTAT_ADD(dma_readq_full);
6842 ESTAT_ADD(dma_read_prioq_full);
6843 ESTAT_ADD(tx_comp_queue_full);
6844
6845 ESTAT_ADD(ring_set_send_prod_index);
6846 ESTAT_ADD(ring_status_update);
6847 ESTAT_ADD(nic_irqs);
6848 ESTAT_ADD(nic_avoided_irqs);
6849 ESTAT_ADD(nic_tx_threshold_hit);
6850
6851 return estats;
6852}
6853
6854static struct net_device_stats *tg3_get_stats(struct net_device *dev)
6855{
6856 struct tg3 *tp = netdev_priv(dev);
6857 struct net_device_stats *stats = &tp->net_stats;
6858 struct net_device_stats *old_stats = &tp->net_stats_prev;
6859 struct tg3_hw_stats *hw_stats = tp->hw_stats;
6860
6861 if (!hw_stats)
6862 return old_stats;
6863
6864 stats->rx_packets = old_stats->rx_packets +
6865 get_stat64(&hw_stats->rx_ucast_packets) +
6866 get_stat64(&hw_stats->rx_mcast_packets) +
6867 get_stat64(&hw_stats->rx_bcast_packets);
6868
6869 stats->tx_packets = old_stats->tx_packets +
6870 get_stat64(&hw_stats->tx_ucast_packets) +
6871 get_stat64(&hw_stats->tx_mcast_packets) +
6872 get_stat64(&hw_stats->tx_bcast_packets);
6873
6874 stats->rx_bytes = old_stats->rx_bytes +
6875 get_stat64(&hw_stats->rx_octets);
6876 stats->tx_bytes = old_stats->tx_bytes +
6877 get_stat64(&hw_stats->tx_octets);
6878
6879 stats->rx_errors = old_stats->rx_errors +
4f63b877 6880 get_stat64(&hw_stats->rx_errors);
1da177e4
LT		 6881 stats->tx_errors = old_stats->tx_errors +
6882 get_stat64(&hw_stats->tx_errors) +
6883 get_stat64(&hw_stats->tx_mac_errors) +
6884 get_stat64(&hw_stats->tx_carrier_sense_errors) +
6885 get_stat64(&hw_stats->tx_discards);
6886
6887 stats->multicast = old_stats->multicast +
6888 get_stat64(&hw_stats->rx_mcast_packets);
6889 stats->collisions = old_stats->collisions +
6890 get_stat64(&hw_stats->tx_collisions);
6891
6892 stats->rx_length_errors = old_stats->rx_length_errors +
6893 get_stat64(&hw_stats->rx_frame_too_long_errors) +
6894 get_stat64(&hw_stats->rx_undersize_packets);
6895
6896 stats->rx_over_errors = old_stats->rx_over_errors +
6897 get_stat64(&hw_stats->rxbds_empty);
6898 stats->rx_frame_errors = old_stats->rx_frame_errors +
6899 get_stat64(&hw_stats->rx_align_errors);
6900 stats->tx_aborted_errors = old_stats->tx_aborted_errors +
6901 get_stat64(&hw_stats->tx_discards);
6902 stats->tx_carrier_errors = old_stats->tx_carrier_errors +
6903 get_stat64(&hw_stats->tx_carrier_sense_errors);
6904
6905 stats->rx_crc_errors = old_stats->rx_crc_errors +
6906 calc_crc_errors(tp);
6907
4f63b877
JL		 6908 stats->rx_missed_errors = old_stats->rx_missed_errors +
6909 get_stat64(&hw_stats->rx_discards);
6910
1da177e4
LT		 6911 return stats;
6912}
6913
6914static inline u32 calc_crc(unsigned char *buf, int len)
6915{
6916 u32 reg;
6917 u32 tmp;
6918 int j, k;
6919
6920 reg = 0xffffffff;
6921
6922 for (j = 0; j < len; j++) {
6923 reg ^= buf[j];
6924
6925 for (k = 0; k < 8; k++) {
6926 tmp = reg & 0x01;
6927
6928 reg >>= 1;
6929
6930 if (tmp) {
6931 reg ^= 0xedb88320;
6932 }
6933 }
6934 }
6935
6936 return ~reg;
6937}
6938
6939static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all)
6940{
6941 /* accept or reject all multicast frames */
6942 tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0);
6943 tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0);
6944 tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0);
6945 tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0);
6946}
6947
6948static void __tg3_set_rx_mode(struct net_device *dev)
6949{
6950 struct tg3 *tp = netdev_priv(dev);
6951 u32 rx_mode;
6952
6953 rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC |
6954 RX_MODE_KEEP_VLAN_TAG);
6955
6956 /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG
6957 * flag clear.
6958 */
6959#if TG3_VLAN_TAG_USED
6960 if (!tp->vlgrp &&
6961 !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
6962 rx_mode |= RX_MODE_KEEP_VLAN_TAG;
6963#else
6964 /* By definition, VLAN is disabled always in this
6965 * case.
6966 */
6967 if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
6968 rx_mode |= RX_MODE_KEEP_VLAN_TAG;
6969#endif
6970
6971 if (dev->flags & IFF_PROMISC) {
6972 /* Promiscuous mode. */
6973 rx_mode |= RX_MODE_PROMISC;
6974 } else if (dev->flags & IFF_ALLMULTI) {
6975 /* Accept all multicast. */
6976 tg3_set_multi (tp, 1);
6977 } else if (dev->mc_count < 1) {
6978 /* Reject all multicast. */
6979 tg3_set_multi (tp, 0);
6980 } else {
6981 /* Accept one or more multicast(s). */
6982 struct dev_mc_list *mclist;
6983 unsigned int i;
6984 u32 mc_filter[4] = { 0, };
6985 u32 regidx;
6986 u32 bit;
6987 u32 crc;
6988
6989 for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
6990 i++, mclist = mclist->next) {
6991
6992 crc = calc_crc (mclist->dmi_addr, ETH_ALEN);
6993 bit = ~crc & 0x7f;
6994 regidx = (bit & 0x60) >> 5;
6995 bit &= 0x1f;
6996 mc_filter[regidx] |= (1 << bit);
6997 }
6998
6999 tw32(MAC_HASH_REG_0, mc_filter[0]);
7000 tw32(MAC_HASH_REG_1, mc_filter[1]);
7001 tw32(MAC_HASH_REG_2, mc_filter[2]);
7002 tw32(MAC_HASH_REG_3, mc_filter[3]);
7003 }
7004
7005 if (rx_mode != tp->rx_mode) {
7006 tp->rx_mode = rx_mode;
7007 tw32_f(MAC_RX_MODE, rx_mode);
7008 udelay(10);
7009 }
7010}
7011
7012static void tg3_set_rx_mode(struct net_device *dev)
7013{
7014 struct tg3 *tp = netdev_priv(dev);
7015
f47c11ee 7016 tg3_full_lock(tp, 0);
1da177e4 7017 __tg3_set_rx_mode(dev);
f47c11ee 7018 tg3_full_unlock(tp);
1da177e4
LT		 7019}
7020
7021#define TG3_REGDUMP_LEN (32 * 1024)
7022
7023static int tg3_get_regs_len(struct net_device *dev)
7024{
7025 return TG3_REGDUMP_LEN;
7026}
7027
7028static void tg3_get_regs(struct net_device *dev,
7029 struct ethtool_regs *regs, void *_p)
7030{
7031 u32 *p = _p;
7032 struct tg3 *tp = netdev_priv(dev);
7033 u8 *orig_p = _p;
7034 int i;
7035
7036 regs->version = 0;
7037
7038 memset(p, 0, TG3_REGDUMP_LEN);
7039
f47c11ee 7040 tg3_full_lock(tp, 0);
1da177e4
LT		 7041
7042#define __GET_REG32(reg) (*(p)++ = tr32(reg))
7043#define GET_REG32_LOOP(base,len) \
7044do { p = (u32 *)(orig_p + (base)); \
7045 for (i = 0; i < len; i += 4) \
7046 __GET_REG32((base) + i); \
7047} while (0)
7048#define GET_REG32_1(reg) \
7049do { p = (u32 *)(orig_p + (reg)); \
7050 __GET_REG32((reg)); \
7051} while (0)
7052
7053 GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0);
7054 GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200);
7055 GET_REG32_LOOP(MAC_MODE, 0x4f0);
7056 GET_REG32_LOOP(SNDDATAI_MODE, 0xe0);
7057 GET_REG32_1(SNDDATAC_MODE);
7058 GET_REG32_LOOP(SNDBDS_MODE, 0x80);
7059 GET_REG32_LOOP(SNDBDI_MODE, 0x48);
7060 GET_REG32_1(SNDBDC_MODE);
7061 GET_REG32_LOOP(RCVLPC_MODE, 0x20);
7062 GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c);
7063 GET_REG32_LOOP(RCVDBDI_MODE, 0x0c);
7064 GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c);
7065 GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44);
7066 GET_REG32_1(RCVDCC_MODE);
7067 GET_REG32_LOOP(RCVBDI_MODE, 0x20);
7068 GET_REG32_LOOP(RCVCC_MODE, 0x14);
7069 GET_REG32_LOOP(RCVLSC_MODE, 0x08);
7070 GET_REG32_1(MBFREE_MODE);
7071 GET_REG32_LOOP(HOSTCC_MODE, 0x100);
7072 GET_REG32_LOOP(MEMARB_MODE, 0x10);
7073 GET_REG32_LOOP(BUFMGR_MODE, 0x58);
7074 GET_REG32_LOOP(RDMAC_MODE, 0x08);
7075 GET_REG32_LOOP(WDMAC_MODE, 0x08);
7076 GET_REG32_LOOP(RX_CPU_BASE, 0x280);
7077 GET_REG32_LOOP(TX_CPU_BASE, 0x280);
7078 GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110);
7079 GET_REG32_LOOP(FTQ_RESET, 0x120);
7080 GET_REG32_LOOP(MSGINT_MODE, 0x0c);
7081 GET_REG32_1(DMAC_MODE);
7082 GET_REG32_LOOP(GRC_MODE, 0x4c);
7083 if (tp->tg3_flags & TG3_FLAG_NVRAM)
7084 GET_REG32_LOOP(NVRAM_CMD, 0x24);
7085
7086#undef __GET_REG32
7087#undef GET_REG32_LOOP
7088#undef GET_REG32_1
7089
f47c11ee 7090 tg3_full_unlock(tp);
1da177e4
LT		 7091}
7092
7093static int tg3_get_eeprom_len(struct net_device *dev)
7094{
7095 struct tg3 *tp = netdev_priv(dev);
7096
7097 return tp->nvram_size;
7098}
7099
7100static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
7101
7102static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
7103{
7104 struct tg3 *tp = netdev_priv(dev);
7105 int ret;
7106 u8 *pd;
7107 u32 i, offset, len, val, b_offset, b_count;
7108
7109 offset = eeprom->offset;
7110 len = eeprom->len;
7111 eeprom->len = 0;
7112
7113 eeprom->magic = TG3_EEPROM_MAGIC;
7114
7115 if (offset & 3) {
7116 /* adjustments to start on required 4 byte boundary */
7117 b_offset = offset & 3;
7118 b_count = 4 - b_offset;
7119 if (b_count > len) {
7120 /* i.e. offset=1 len=2 */
7121 b_count = len;
7122 }
7123 ret = tg3_nvram_read(tp, offset-b_offset, &val);
7124 if (ret)
7125 return ret;
7126 val = cpu_to_le32(val);
7127 memcpy(data, ((char*)&val) + b_offset, b_count);
7128 len -= b_count;
7129 offset += b_count;
7130 eeprom->len += b_count;
7131 }
7132
7133 /* read bytes upto the last 4 byte boundary */
7134 pd = &data[eeprom->len];
7135 for (i = 0; i < (len - (len & 3)); i += 4) {
7136 ret = tg3_nvram_read(tp, offset + i, &val);
7137 if (ret) {
7138 eeprom->len += i;
7139 return ret;
7140 }
7141 val = cpu_to_le32(val);
7142 memcpy(pd + i, &val, 4);
7143 }
7144 eeprom->len += i;
7145
7146 if (len & 3) {
7147 /* read last bytes not ending on 4 byte boundary */
7148 pd = &data[eeprom->len];
7149 b_count = len & 3;
7150 b_offset = offset + len - b_count;
7151 ret = tg3_nvram_read(tp, b_offset, &val);
7152 if (ret)
7153 return ret;
7154 val = cpu_to_le32(val);
7155 memcpy(pd, ((char*)&val), b_count);
7156 eeprom->len += b_count;
7157 }
7158 return 0;
7159}
7160
7161static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf);
7162
7163static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
7164{
7165 struct tg3 *tp = netdev_priv(dev);
7166 int ret;
7167 u32 offset, len, b_offset, odd_len, start, end;
7168 u8 *buf;
7169
7170 if (eeprom->magic != TG3_EEPROM_MAGIC)
7171 return -EINVAL;
7172
7173 offset = eeprom->offset;
7174 len = eeprom->len;
7175
7176 if ((b_offset = (offset & 3))) {
7177 /* adjustments to start on required 4 byte boundary */
7178 ret = tg3_nvram_read(tp, offset-b_offset, &start);
7179 if (ret)
7180 return ret;
7181 start = cpu_to_le32(start);
7182 len += b_offset;
7183 offset &= ~3;
1c8594b4
MC		 7184 if (len < 4)
7185 len = 4;
1da177e4
LT		 7186 }
7187
7188 odd_len = 0;
1c8594b4 7189 if (len & 3) {
1da177e4
LT		 7190 /* adjustments to end on required 4 byte boundary */
7191 odd_len = 1;
7192 len = (len + 3) & ~3;
7193 ret = tg3_nvram_read(tp, offset+len-4, &end);
7194 if (ret)
7195 return ret;
7196 end = cpu_to_le32(end);
7197 }
7198
7199 buf = data;
7200 if (b_offset || odd_len) {
7201 buf = kmalloc(len, GFP_KERNEL);
7202 if (buf == 0)
7203 return -ENOMEM;
7204 if (b_offset)
7205 memcpy(buf, &start, 4);
7206 if (odd_len)
7207 memcpy(buf+len-4, &end, 4);
7208 memcpy(buf + b_offset, data, eeprom->len);
7209 }
7210
7211 ret = tg3_nvram_write_block(tp, offset, len, buf);
7212
7213 if (buf != data)
7214 kfree(buf);
7215
7216 return ret;
7217}
7218
7219static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
7220{
7221 struct tg3 *tp = netdev_priv(dev);
7222
7223 cmd->supported = (SUPPORTED_Autoneg);
7224
7225 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
7226 cmd->supported |= (SUPPORTED_1000baseT_Half |
7227 SUPPORTED_1000baseT_Full);
7228
7229 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES))
7230 cmd->supported |= (SUPPORTED_100baseT_Half |
7231 SUPPORTED_100baseT_Full |
7232 SUPPORTED_10baseT_Half |
7233 SUPPORTED_10baseT_Full |
7234 SUPPORTED_MII);
7235 else
7236 cmd->supported |= SUPPORTED_FIBRE;
7237
7238 cmd->advertising = tp->link_config.advertising;
7239 if (netif_running(dev)) {
7240 cmd->speed = tp->link_config.active_speed;
7241 cmd->duplex = tp->link_config.active_duplex;
7242 }
7243 cmd->port = 0;
7244 cmd->phy_address = PHY_ADDR;
7245 cmd->transceiver = 0;
7246 cmd->autoneg = tp->link_config.autoneg;
7247 cmd->maxtxpkt = 0;
7248 cmd->maxrxpkt = 0;
7249 return 0;
7250}
7251
7252static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
7253{
7254 struct tg3 *tp = netdev_priv(dev);
7255
7256 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
7257 /* These are the only valid advertisement bits allowed. */
7258 if (cmd->autoneg == AUTONEG_ENABLE &&
7259 (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
7260 ADVERTISED_1000baseT_Full |
7261 ADVERTISED_Autoneg |
7262 ADVERTISED_FIBRE)))
7263 return -EINVAL;
7264 }
7265
f47c11ee 7266 tg3_full_lock(tp, 0);
1da177e4
LT		 7267
7268 tp->link_config.autoneg = cmd->autoneg;
7269 if (cmd->autoneg == AUTONEG_ENABLE) {
7270 tp->link_config.advertising = cmd->advertising;
7271 tp->link_config.speed = SPEED_INVALID;
7272 tp->link_config.duplex = DUPLEX_INVALID;
7273 } else {
7274 tp->link_config.advertising = 0;
7275 tp->link_config.speed = cmd->speed;
7276 tp->link_config.duplex = cmd->duplex;
7277 }
7278
7279 if (netif_running(dev))
7280 tg3_setup_phy(tp, 1);
7281
f47c11ee 7282 tg3_full_unlock(tp);
1da177e4
LT		 7283
7284 return 0;
7285}
7286
7287static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
7288{
7289 struct tg3 *tp = netdev_priv(dev);
7290
7291 strcpy(info->driver, DRV_MODULE_NAME);
7292 strcpy(info->version, DRV_MODULE_VERSION);
7293 strcpy(info->bus_info, pci_name(tp->pdev));
7294}
7295
7296static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
7297{
7298 struct tg3 *tp = netdev_priv(dev);
7299
7300 wol->supported = WAKE_MAGIC;
7301 wol->wolopts = 0;
7302 if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
7303 wol->wolopts = WAKE_MAGIC;
7304 memset(&wol->sopass, 0, sizeof(wol->sopass));
7305}
7306
7307static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
7308{
7309 struct tg3 *tp = netdev_priv(dev);
7310
7311 if (wol->wolopts & ~WAKE_MAGIC)
7312 return -EINVAL;
7313 if ((wol->wolopts & WAKE_MAGIC) &&
7314 tp->tg3_flags2 & TG3_FLG2_PHY_SERDES &&
7315 !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP))
7316 return -EINVAL;
7317
f47c11ee 7318 spin_lock_bh(&tp->lock);
1da177e4
LT		 7319 if (wol->wolopts & WAKE_MAGIC)
7320 tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
7321 else
7322 tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
f47c11ee 7323 spin_unlock_bh(&tp->lock);
1da177e4
LT		 7324
7325 return 0;
7326}
7327
7328static u32 tg3_get_msglevel(struct net_device *dev)
7329{
7330 struct tg3 *tp = netdev_priv(dev);
7331 return tp->msg_enable;
7332}
7333
7334static void tg3_set_msglevel(struct net_device *dev, u32 value)
7335{
7336 struct tg3 *tp = netdev_priv(dev);
7337 tp->msg_enable = value;
7338}
7339
7340#if TG3_TSO_SUPPORT != 0
7341static int tg3_set_tso(struct net_device *dev, u32 value)
7342{
7343 struct tg3 *tp = netdev_priv(dev);
7344
7345 if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
7346 if (value)
7347 return -EINVAL;
7348 return 0;
7349 }
7350 return ethtool_op_set_tso(dev, value);
7351}
7352#endif
7353
7354static int tg3_nway_reset(struct net_device *dev)
7355{
7356 struct tg3 *tp = netdev_priv(dev);
7357 u32 bmcr;
7358 int r;
7359
7360 if (!netif_running(dev))
7361 return -EAGAIN;
7362
f47c11ee 7363 spin_lock_bh(&tp->lock);
1da177e4
LT		 7364 r = -EINVAL;
7365 tg3_readphy(tp, MII_BMCR, &bmcr);
7366 if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
7367 (bmcr & BMCR_ANENABLE)) {
7368 tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART);
7369 r = 0;
7370 }
f47c11ee 7371 spin_unlock_bh(&tp->lock);
1da177e4
LT		 7372
7373 return r;
7374}
7375
7376static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
7377{
7378 struct tg3 *tp = netdev_priv(dev);
7379
7380 ering->rx_max_pending = TG3_RX_RING_SIZE - 1;
7381 ering->rx_mini_max_pending = 0;
7382 ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1;
7383
7384 ering->rx_pending = tp->rx_pending;
7385 ering->rx_mini_pending = 0;
7386 ering->rx_jumbo_pending = tp->rx_jumbo_pending;
7387 ering->tx_pending = tp->tx_pending;
7388}
7389
7390static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
7391{
7392 struct tg3 *tp = netdev_priv(dev);
bbe832c0 7393 int irq_sync = 0;
1da177e4
LT		 7394
7395 if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) ||
7396 (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) ||
7397 (ering->tx_pending > TG3_TX_RING_SIZE - 1))
7398 return -EINVAL;
7399
bbe832c0 7400 if (netif_running(dev)) {
1da177e4 7401 tg3_netif_stop(tp);
bbe832c0
MC		 7402 irq_sync = 1;
7403 }
1da177e4 7404
bbe832c0 7405 tg3_full_lock(tp, irq_sync);
1da177e4
LT		 7406
7407 tp->rx_pending = ering->rx_pending;
7408
7409 if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) &&
7410 tp->rx_pending > 63)
7411 tp->rx_pending = 63;
7412 tp->rx_jumbo_pending = ering->rx_jumbo_pending;
7413 tp->tx_pending = ering->tx_pending;
7414
7415 if (netif_running(dev)) {
944d980e 7416 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 7417 tg3_init_hw(tp);
7418 tg3_netif_start(tp);
7419 }
7420
f47c11ee 7421 tg3_full_unlock(tp);
1da177e4
LT		 7422
7423 return 0;
7424}
7425
7426static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
7427{
7428 struct tg3 *tp = netdev_priv(dev);
7429
7430 epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
7431 epause->rx_pause = (tp->tg3_flags & TG3_FLAG_RX_PAUSE) != 0;
7432 epause->tx_pause = (tp->tg3_flags & TG3_FLAG_TX_PAUSE) != 0;
7433}
7434
7435static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
7436{
7437 struct tg3 *tp = netdev_priv(dev);
bbe832c0 7438 int irq_sync = 0;
1da177e4 7439
bbe832c0 7440 if (netif_running(dev)) {
1da177e4 7441 tg3_netif_stop(tp);
bbe832c0
MC		 7442 irq_sync = 1;
7443 }
1da177e4 7444
bbe832c0 7445 tg3_full_lock(tp, irq_sync);
f47c11ee 7446
1da177e4
LT		 7447 if (epause->autoneg)
7448 tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
7449 else
7450 tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
7451 if (epause->rx_pause)
7452 tp->tg3_flags |= TG3_FLAG_RX_PAUSE;
7453 else
7454 tp->tg3_flags &= ~TG3_FLAG_RX_PAUSE;
7455 if (epause->tx_pause)
7456 tp->tg3_flags |= TG3_FLAG_TX_PAUSE;
7457 else
7458 tp->tg3_flags &= ~TG3_FLAG_TX_PAUSE;
7459
7460 if (netif_running(dev)) {
944d980e 7461 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 7462 tg3_init_hw(tp);
7463 tg3_netif_start(tp);
7464 }
f47c11ee
DM		 7465
7466 tg3_full_unlock(tp);
1da177e4
LT		 7467
7468 return 0;
7469}
7470
7471static u32 tg3_get_rx_csum(struct net_device *dev)
7472{
7473 struct tg3 *tp = netdev_priv(dev);
7474 return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0;
7475}
7476
7477static int tg3_set_rx_csum(struct net_device *dev, u32 data)
7478{
7479 struct tg3 *tp = netdev_priv(dev);
7480
7481 if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
7482 if (data != 0)
7483 return -EINVAL;
7484 return 0;
7485 }
7486
f47c11ee 7487 spin_lock_bh(&tp->lock);
1da177e4
LT		 7488 if (data)
7489 tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
7490 else
7491 tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
f47c11ee 7492 spin_unlock_bh(&tp->lock);
1da177e4
LT		 7493
7494 return 0;
7495}
7496
7497static int tg3_set_tx_csum(struct net_device *dev, u32 data)
7498{
7499 struct tg3 *tp = netdev_priv(dev);
7500
7501 if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
7502 if (data != 0)
7503 return -EINVAL;
7504 return 0;
7505 }
7506
7507 if (data)
7508 dev->features |= NETIF_F_IP_CSUM;
7509 else
7510 dev->features &= ~NETIF_F_IP_CSUM;
7511
7512 return 0;
7513}
7514
7515static int tg3_get_stats_count (struct net_device *dev)
7516{
7517 return TG3_NUM_STATS;
7518}
7519
4cafd3f5
MC		 7520static int tg3_get_test_count (struct net_device *dev)
7521{
7522 return TG3_NUM_TEST;
7523}
7524
1da177e4
LT		 7525static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
7526{
7527 switch (stringset) {
7528 case ETH_SS_STATS:
7529 memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
7530 break;
4cafd3f5
MC		 7531 case ETH_SS_TEST:
7532 memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
7533 break;
1da177e4
LT		 7534 default:
7535 WARN_ON(1); /* we need a WARN() */
7536 break;
7537 }
7538}
7539
4009a93d
MC		 7540static int tg3_phys_id(struct net_device *dev, u32 data)
7541{
7542 struct tg3 *tp = netdev_priv(dev);
7543 int i;
7544
7545 if (!netif_running(tp->dev))
7546 return -EAGAIN;
7547
7548 if (data == 0)
7549 data = 2;
7550
7551 for (i = 0; i < (data * 2); i++) {
7552 if ((i % 2) == 0)
7553 tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE |
7554 LED_CTRL_1000MBPS_ON |
7555 LED_CTRL_100MBPS_ON |
7556 LED_CTRL_10MBPS_ON |
7557 LED_CTRL_TRAFFIC_OVERRIDE |
7558 LED_CTRL_TRAFFIC_BLINK |
7559 LED_CTRL_TRAFFIC_LED);
7560
7561 else
7562 tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE |
7563 LED_CTRL_TRAFFIC_OVERRIDE);
7564
7565 if (msleep_interruptible(500))
7566 break;
7567 }
7568 tw32(MAC_LED_CTRL, tp->led_ctrl);
7569 return 0;
7570}
7571
1da177e4
LT		 7572static void tg3_get_ethtool_stats (struct net_device *dev,
7573 struct ethtool_stats *estats, u64 *tmp_stats)
7574{
7575 struct tg3 *tp = netdev_priv(dev);
7576 memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
7577}
7578
566f86ad
MC		 7579#define NVRAM_TEST_SIZE 0x100
7580
7581static int tg3_test_nvram(struct tg3 *tp)
7582{
7583 u32 *buf, csum;
7584 int i, j, err = 0;
7585
7586 buf = kmalloc(NVRAM_TEST_SIZE, GFP_KERNEL);
7587 if (buf == NULL)
7588 return -ENOMEM;
7589
7590 for (i = 0, j = 0; i < NVRAM_TEST_SIZE; i += 4, j++) {
7591 u32 val;
7592
7593 if ((err = tg3_nvram_read(tp, i, &val)) != 0)
7594 break;
7595 buf[j] = cpu_to_le32(val);
7596 }
7597 if (i < NVRAM_TEST_SIZE)
7598 goto out;
7599
7600 err = -EIO;
7601 if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC)
7602 goto out;
7603
7604 /* Bootstrap checksum at offset 0x10 */
7605 csum = calc_crc((unsigned char *) buf, 0x10);
7606 if(csum != cpu_to_le32(buf[0x10/4]))
7607 goto out;
7608
7609 /* Manufacturing block starts at offset 0x74, checksum at 0xfc */
7610 csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
7611 if (csum != cpu_to_le32(buf[0xfc/4]))
7612 goto out;
7613
7614 err = 0;
7615
7616out:
7617 kfree(buf);
7618 return err;
7619}
7620
ca43007a
MC		 7621#define TG3_SERDES_TIMEOUT_SEC 2
7622#define TG3_COPPER_TIMEOUT_SEC 6
7623
7624static int tg3_test_link(struct tg3 *tp)
7625{
7626 int i, max;
7627
7628 if (!netif_running(tp->dev))
7629 return -ENODEV;
7630
4c987487 7631 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
ca43007a
MC		 7632 max = TG3_SERDES_TIMEOUT_SEC;
7633 else
7634 max = TG3_COPPER_TIMEOUT_SEC;
7635
7636 for (i = 0; i < max; i++) {
7637 if (netif_carrier_ok(tp->dev))
7638 return 0;
7639
7640 if (msleep_interruptible(1000))
7641 break;
7642 }
7643
7644 return -EIO;
7645}
7646
a71116d1
MC		 7647/* Only test the commonly used registers */
7648static int tg3_test_registers(struct tg3 *tp)
7649{
7650 int i, is_5705;
7651 u32 offset, read_mask, write_mask, val, save_val, read_val;
7652 static struct {
7653 u16 offset;
7654 u16 flags;
7655#define TG3_FL_5705 0x1
7656#define TG3_FL_NOT_5705 0x2
7657#define TG3_FL_NOT_5788 0x4
7658 u32 read_mask;
7659 u32 write_mask;
7660 } reg_tbl[] = {
7661 /* MAC Control Registers */
7662 { MAC_MODE, TG3_FL_NOT_5705,
7663 0x00000000, 0x00ef6f8c },
7664 { MAC_MODE, TG3_FL_5705,
7665 0x00000000, 0x01ef6b8c },
7666 { MAC_STATUS, TG3_FL_NOT_5705,
7667 0x03800107, 0x00000000 },
7668 { MAC_STATUS, TG3_FL_5705,
7669 0x03800100, 0x00000000 },
7670 { MAC_ADDR_0_HIGH, 0x0000,
7671 0x00000000, 0x0000ffff },
7672 { MAC_ADDR_0_LOW, 0x0000,
7673 0x00000000, 0xffffffff },
7674 { MAC_RX_MTU_SIZE, 0x0000,
7675 0x00000000, 0x0000ffff },
7676 { MAC_TX_MODE, 0x0000,
7677 0x00000000, 0x00000070 },
7678 { MAC_TX_LENGTHS, 0x0000,
7679 0x00000000, 0x00003fff },
7680 { MAC_RX_MODE, TG3_FL_NOT_5705,
7681 0x00000000, 0x000007fc },
7682 { MAC_RX_MODE, TG3_FL_5705,
7683 0x00000000, 0x000007dc },
7684 { MAC_HASH_REG_0, 0x0000,
7685 0x00000000, 0xffffffff },
7686 { MAC_HASH_REG_1, 0x0000,
7687 0x00000000, 0xffffffff },
7688 { MAC_HASH_REG_2, 0x0000,
7689 0x00000000, 0xffffffff },
7690 { MAC_HASH_REG_3, 0x0000,
7691 0x00000000, 0xffffffff },
7692
7693 /* Receive Data and Receive BD Initiator Control Registers. */
7694 { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705,
7695 0x00000000, 0xffffffff },
7696 { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705,
7697 0x00000000, 0xffffffff },
7698 { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705,
7699 0x00000000, 0x00000003 },
7700 { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705,
7701 0x00000000, 0xffffffff },
7702 { RCVDBDI_STD_BD+0, 0x0000,
7703 0x00000000, 0xffffffff },
7704 { RCVDBDI_STD_BD+4, 0x0000,
7705 0x00000000, 0xffffffff },
7706 { RCVDBDI_STD_BD+8, 0x0000,
7707 0x00000000, 0xffff0002 },
7708 { RCVDBDI_STD_BD+0xc, 0x0000,
7709 0x00000000, 0xffffffff },
7710
7711 /* Receive BD Initiator Control Registers. */
7712 { RCVBDI_STD_THRESH, TG3_FL_NOT_5705,
7713 0x00000000, 0xffffffff },
7714 { RCVBDI_STD_THRESH, TG3_FL_5705,
7715 0x00000000, 0x000003ff },
7716 { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705,
7717 0x00000000, 0xffffffff },
7718
7719 /* Host Coalescing Control Registers. */
7720 { HOSTCC_MODE, TG3_FL_NOT_5705,
7721 0x00000000, 0x00000004 },
7722 { HOSTCC_MODE, TG3_FL_5705,
7723 0x00000000, 0x000000f6 },
7724 { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705,
7725 0x00000000, 0xffffffff },
7726 { HOSTCC_RXCOL_TICKS, TG3_FL_5705,
7727 0x00000000, 0x000003ff },
7728 { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705,
7729 0x00000000, 0xffffffff },
7730 { HOSTCC_TXCOL_TICKS, TG3_FL_5705,
7731 0x00000000, 0x000003ff },
7732 { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705,
7733 0x00000000, 0xffffffff },
7734 { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
7735 0x00000000, 0x000000ff },
7736 { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705,
7737 0x00000000, 0xffffffff },
7738 { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
7739 0x00000000, 0x000000ff },
7740 { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705,
7741 0x00000000, 0xffffffff },
7742 { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705,
7743 0x00000000, 0xffffffff },
7744 { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705,
7745 0x00000000, 0xffffffff },
7746 { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
7747 0x00000000, 0x000000ff },
7748 { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705,
7749 0x00000000, 0xffffffff },
7750 { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
7751 0x00000000, 0x000000ff },
7752 { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705,
7753 0x00000000, 0xffffffff },
7754 { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705,
7755 0x00000000, 0xffffffff },
7756 { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705,
7757 0x00000000, 0xffffffff },
7758 { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000,
7759 0x00000000, 0xffffffff },
7760 { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000,
7761 0x00000000, 0xffffffff },
7762 { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000,
7763 0xffffffff, 0x00000000 },
7764 { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000,
7765 0xffffffff, 0x00000000 },
7766
7767 /* Buffer Manager Control Registers. */
7768 { BUFMGR_MB_POOL_ADDR, 0x0000,
7769 0x00000000, 0x007fff80 },
7770 { BUFMGR_MB_POOL_SIZE, 0x0000,
7771 0x00000000, 0x007fffff },
7772 { BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
7773 0x00000000, 0x0000003f },
7774 { BUFMGR_MB_MACRX_LOW_WATER, 0x0000,
7775 0x00000000, 0x000001ff },
7776 { BUFMGR_MB_HIGH_WATER, 0x0000,
7777 0x00000000, 0x000001ff },
7778 { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705,
7779 0xffffffff, 0x00000000 },
7780 { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705,
7781 0xffffffff, 0x00000000 },
7782
7783 /* Mailbox Registers */
7784 { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000,
7785 0x00000000, 0x000001ff },
7786 { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705,
7787 0x00000000, 0x000001ff },
7788 { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000,
7789 0x00000000, 0x000007ff },
7790 { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000,
7791 0x00000000, 0x000001ff },
7792
7793 { 0xffff, 0x0000, 0x00000000, 0x00000000 },
7794 };
7795
7796 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
7797 is_5705 = 1;
7798 else
7799 is_5705 = 0;
7800
7801 for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
7802 if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
7803 continue;
7804
7805 if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705))
7806 continue;
7807
7808 if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
7809 (reg_tbl[i].flags & TG3_FL_NOT_5788))
7810 continue;
7811
7812 offset = (u32) reg_tbl[i].offset;
7813 read_mask = reg_tbl[i].read_mask;
7814 write_mask = reg_tbl[i].write_mask;
7815
7816 /* Save the original register content */
7817 save_val = tr32(offset);
7818
7819 /* Determine the read-only value. */
7820 read_val = save_val & read_mask;
7821
7822 /* Write zero to the register, then make sure the read-only bits
7823 * are not changed and the read/write bits are all zeros.
7824 */
7825 tw32(offset, 0);
7826
7827 val = tr32(offset);
7828
7829 /* Test the read-only and read/write bits. */
7830 if (((val & read_mask) != read_val) || (val & write_mask))
7831 goto out;
7832
7833 /* Write ones to all the bits defined by RdMask and WrMask, then
7834 * make sure the read-only bits are not changed and the
7835 * read/write bits are all ones.
7836 */
7837 tw32(offset, read_mask | write_mask);
7838
7839 val = tr32(offset);
7840
7841 /* Test the read-only bits. */
7842 if ((val & read_mask) != read_val)
7843 goto out;
7844
7845 /* Test the read/write bits. */
7846 if ((val & write_mask) != write_mask)
7847 goto out;
7848
7849 tw32(offset, save_val);
7850 }
7851
7852 return 0;
7853
7854out:
7855 printk(KERN_ERR PFX "Register test failed at offset %x\n", offset);
7856 tw32(offset, save_val);
7857 return -EIO;
7858}
7859
7942e1db
MC		 7860static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
7861{
7862 static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
7863 int i;
7864 u32 j;
7865
7866 for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
7867 for (j = 0; j < len; j += 4) {
7868 u32 val;
7869
7870 tg3_write_mem(tp, offset + j, test_pattern[i]);
7871 tg3_read_mem(tp, offset + j, &val);
7872 if (val != test_pattern[i])
7873 return -EIO;
7874 }
7875 }
7876 return 0;
7877}
7878
7879static int tg3_test_memory(struct tg3 *tp)
7880{
7881 static struct mem_entry {
7882 u32 offset;
7883 u32 len;
7884 } mem_tbl_570x[] = {
7885 { 0x00000000, 0x01000},
7886 { 0x00002000, 0x1c000},
7887 { 0xffffffff, 0x00000}
7888 }, mem_tbl_5705[] = {
7889 { 0x00000100, 0x0000c},
7890 { 0x00000200, 0x00008},
7891 { 0x00000b50, 0x00400},
7892 { 0x00004000, 0x00800},
7893 { 0x00006000, 0x01000},
7894 { 0x00008000, 0x02000},
7895 { 0x00010000, 0x0e000},
7896 { 0xffffffff, 0x00000}
7897 };
7898 struct mem_entry *mem_tbl;
7899 int err = 0;
7900 int i;
7901
7902 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
7903 mem_tbl = mem_tbl_5705;
7904 else
7905 mem_tbl = mem_tbl_570x;
7906
7907 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
7908 if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
7909 mem_tbl[i].len)) != 0)
7910 break;
7911 }
7912
7913 return err;
7914}
7915
9f40dead
MC		 7916#define TG3_MAC_LOOPBACK 0
7917#define TG3_PHY_LOOPBACK 1
7918
7919static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
c76949a6 7920{
9f40dead 7921 u32 mac_mode, rx_start_idx, rx_idx, tx_idx, opaque_key;
c76949a6
MC		 7922 u32 desc_idx;
7923 struct sk_buff *skb, *rx_skb;
7924 u8 *tx_data;
7925 dma_addr_t map;
7926 int num_pkts, tx_len, rx_len, i, err;
7927 struct tg3_rx_buffer_desc *desc;
7928
9f40dead
MC		 7929 if (loopback_mode == TG3_MAC_LOOPBACK) {
7930 mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
7931 MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY |
7932 MAC_MODE_PORT_MODE_GMII;
7933 tw32(MAC_MODE, mac_mode);
7934 } else if (loopback_mode == TG3_PHY_LOOPBACK) {
7935 mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
7936 MAC_MODE_LINK_POLARITY | MAC_MODE_PORT_MODE_GMII;
7937 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)
7938 mac_mode &= ~MAC_MODE_LINK_POLARITY;
7939 tw32(MAC_MODE, mac_mode);
7940
7941 tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK | BMCR_FULLDPLX |
7942 BMCR_SPEED1000);
7943 }
7944 else
7945 return -EINVAL;
c76949a6
MC		 7946
7947 err = -EIO;
7948
c76949a6
MC		 7949 tx_len = 1514;
7950 skb = dev_alloc_skb(tx_len);
7951 tx_data = skb_put(skb, tx_len);
7952 memcpy(tx_data, tp->dev->dev_addr, 6);
7953 memset(tx_data + 6, 0x0, 8);
7954
7955 tw32(MAC_RX_MTU_SIZE, tx_len + 4);
7956
7957 for (i = 14; i < tx_len; i++)
7958 tx_data[i] = (u8) (i & 0xff);
7959
7960 map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE);
7961
7962 tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
7963 HOSTCC_MODE_NOW);
7964
7965 udelay(10);
7966
7967 rx_start_idx = tp->hw_status->idx[0].rx_producer;
7968
c76949a6
MC		 7969 num_pkts = 0;
7970
9f40dead 7971 tg3_set_txd(tp, tp->tx_prod, map, tx_len, 0, 1);
c76949a6 7972
9f40dead 7973 tp->tx_prod++;
c76949a6
MC		 7974 num_pkts++;
7975
9f40dead
MC		 7976 tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW,
7977 tp->tx_prod);
09ee929c 7978 tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
c76949a6
MC		 7979
7980 udelay(10);
7981
7982 for (i = 0; i < 10; i++) {
7983 tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
7984 HOSTCC_MODE_NOW);
7985
7986 udelay(10);
7987
7988 tx_idx = tp->hw_status->idx[0].tx_consumer;
7989 rx_idx = tp->hw_status->idx[0].rx_producer;
9f40dead 7990 if ((tx_idx == tp->tx_prod) &&
c76949a6
MC		 7991 (rx_idx == (rx_start_idx + num_pkts)))
7992 break;
7993 }
7994
7995 pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
7996 dev_kfree_skb(skb);
7997
9f40dead 7998 if (tx_idx != tp->tx_prod)
c76949a6
MC		 7999 goto out;
8000
8001 if (rx_idx != rx_start_idx + num_pkts)
8002 goto out;
8003
8004 desc = &tp->rx_rcb[rx_start_idx];
8005 desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
8006 opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
8007 if (opaque_key != RXD_OPAQUE_RING_STD)
8008 goto out;
8009
8010 if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
8011 (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII))
8012 goto out;
8013
8014 rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4;
8015 if (rx_len != tx_len)
8016 goto out;
8017
8018 rx_skb = tp->rx_std_buffers[desc_idx].skb;
8019
8020 map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
8021 pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
8022
8023 for (i = 14; i < tx_len; i++) {
8024 if (*(rx_skb->data + i) != (u8) (i & 0xff))
8025 goto out;
8026 }
8027 err = 0;
8028
8029 /* tg3_free_rings will unmap and free the rx_skb */
8030out:
8031 return err;
8032}
8033
9f40dead
MC		 8034#define TG3_MAC_LOOPBACK_FAILED 1
8035#define TG3_PHY_LOOPBACK_FAILED 2
8036#define TG3_LOOPBACK_FAILED (TG3_MAC_LOOPBACK_FAILED | \
8037 TG3_PHY_LOOPBACK_FAILED)
8038
8039static int tg3_test_loopback(struct tg3 *tp)
8040{
8041 int err = 0;
8042
8043 if (!netif_running(tp->dev))
8044 return TG3_LOOPBACK_FAILED;
8045
8046 tg3_reset_hw(tp);
8047
8048 if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK))
8049 err |= TG3_MAC_LOOPBACK_FAILED;
8050 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
8051 if (tg3_run_loopback(tp, TG3_PHY_LOOPBACK))
8052 err |= TG3_PHY_LOOPBACK_FAILED;
8053 }
8054
8055 return err;
8056}
8057
4cafd3f5
MC		 8058static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
8059 u64 *data)
8060{
566f86ad
MC		 8061 struct tg3 *tp = netdev_priv(dev);
8062
8063 memset(data, 0, sizeof(u64) * TG3_NUM_TEST);
8064
8065 if (tg3_test_nvram(tp) != 0) {
8066 etest->flags |= ETH_TEST_FL_FAILED;
8067 data[0] = 1;
8068 }
ca43007a
MC		 8069 if (tg3_test_link(tp) != 0) {
8070 etest->flags |= ETH_TEST_FL_FAILED;
8071 data[1] = 1;
8072 }
a71116d1 8073 if (etest->flags & ETH_TEST_FL_OFFLINE) {
bbe832c0
MC		 8074 int irq_sync = 0;
8075
8076 if (netif_running(dev)) {
a71116d1 8077 tg3_netif_stop(tp);
bbe832c0
MC		 8078 irq_sync = 1;
8079 }
a71116d1 8080
bbe832c0 8081 tg3_full_lock(tp, irq_sync);
a71116d1
MC		 8082
8083 tg3_halt(tp, RESET_KIND_SUSPEND, 1);
8084 tg3_nvram_lock(tp);
8085 tg3_halt_cpu(tp, RX_CPU_BASE);
8086 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
8087 tg3_halt_cpu(tp, TX_CPU_BASE);
8088 tg3_nvram_unlock(tp);
8089
8090 if (tg3_test_registers(tp) != 0) {
8091 etest->flags |= ETH_TEST_FL_FAILED;
8092 data[2] = 1;
8093 }
7942e1db
MC		 8094 if (tg3_test_memory(tp) != 0) {
8095 etest->flags |= ETH_TEST_FL_FAILED;
8096 data[3] = 1;
8097 }
9f40dead 8098 if ((data[4] = tg3_test_loopback(tp)) != 0)
c76949a6 8099 etest->flags |= ETH_TEST_FL_FAILED;
a71116d1 8100
f47c11ee
DM		 8101 tg3_full_unlock(tp);
8102
d4bc3927
MC		 8103 if (tg3_test_interrupt(tp) != 0) {
8104 etest->flags |= ETH_TEST_FL_FAILED;
8105 data[5] = 1;
8106 }
f47c11ee
DM		 8107
8108 tg3_full_lock(tp, 0);
d4bc3927 8109
a71116d1
MC		 8110 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
8111 if (netif_running(dev)) {
8112 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
8113 tg3_init_hw(tp);
8114 tg3_netif_start(tp);
8115 }
f47c11ee
DM		 8116
8117 tg3_full_unlock(tp);
a71116d1 8118 }
4cafd3f5
MC		 8119}
8120
1da177e4
LT		 8121static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
8122{
8123 struct mii_ioctl_data *data = if_mii(ifr);
8124 struct tg3 *tp = netdev_priv(dev);
8125 int err;
8126
8127 switch(cmd) {
8128 case SIOCGMIIPHY:
8129 data->phy_id = PHY_ADDR;
8130
8131 /* fallthru */
8132 case SIOCGMIIREG: {
8133 u32 mii_regval;
8134
8135 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
8136 break; /* We have no PHY */
8137
f47c11ee 8138 spin_lock_bh(&tp->lock);
1da177e4 8139 err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
f47c11ee 8140 spin_unlock_bh(&tp->lock);
1da177e4
LT		 8141
8142 data->val_out = mii_regval;
8143
8144 return err;
8145 }
8146
8147 case SIOCSMIIREG:
8148 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
8149 break; /* We have no PHY */
8150
8151 if (!capable(CAP_NET_ADMIN))
8152 return -EPERM;
8153
f47c11ee 8154 spin_lock_bh(&tp->lock);
1da177e4 8155 err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
f47c11ee 8156 spin_unlock_bh(&tp->lock);
1da177e4
LT		 8157
8158 return err;
8159
8160 default:
8161 /* do nothing */
8162 break;
8163 }
8164 return -EOPNOTSUPP;
8165}
8166
8167#if TG3_VLAN_TAG_USED
8168static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
8169{
8170 struct tg3 *tp = netdev_priv(dev);
8171
f47c11ee 8172 tg3_full_lock(tp, 0);
1da177e4
LT		 8173
8174 tp->vlgrp = grp;
8175
8176 /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
8177 __tg3_set_rx_mode(dev);
8178
f47c11ee 8179 tg3_full_unlock(tp);
1da177e4
LT		 8180}
8181
8182static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
8183{
8184 struct tg3 *tp = netdev_priv(dev);
8185
f47c11ee 8186 tg3_full_lock(tp, 0);
1da177e4
LT		 8187 if (tp->vlgrp)
8188 tp->vlgrp->vlan_devices[vid] = NULL;
f47c11ee 8189 tg3_full_unlock(tp);
1da177e4
LT		 8190}
8191#endif
8192
15f9850d
DM		 8193static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
8194{
8195 struct tg3 *tp = netdev_priv(dev);
8196
8197 memcpy(ec, &tp->coal, sizeof(*ec));
8198 return 0;
8199}
8200
d244c892
MC		 8201static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
8202{
8203 struct tg3 *tp = netdev_priv(dev);
8204 u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0;
8205 u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0;
8206
8207 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
8208 max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT;
8209 max_txcoal_tick_int = MAX_TXCOAL_TICK_INT;
8210 max_stat_coal_ticks = MAX_STAT_COAL_TICKS;
8211 min_stat_coal_ticks = MIN_STAT_COAL_TICKS;
8212 }
8213
8214 if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) ||
8215 (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) ||
8216 (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) ||
8217 (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) ||
8218 (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) ||
8219 (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) ||
8220 (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) ||
8221 (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) ||
8222 (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) ||
8223 (ec->stats_block_coalesce_usecs < min_stat_coal_ticks))
8224 return -EINVAL;
8225
8226 /* No rx interrupts will be generated if both are zero */
8227 if ((ec->rx_coalesce_usecs == 0) &&
8228 (ec->rx_max_coalesced_frames == 0))
8229 return -EINVAL;
8230
8231 /* No tx interrupts will be generated if both are zero */
8232 if ((ec->tx_coalesce_usecs == 0) &&
8233 (ec->tx_max_coalesced_frames == 0))
8234 return -EINVAL;
8235
8236 /* Only copy relevant parameters, ignore all others. */
8237 tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs;
8238 tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs;
8239 tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames;
8240 tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames;
8241 tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq;
8242 tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq;
8243 tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq;
8244 tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq;
8245 tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs;
8246
8247 if (netif_running(dev)) {
8248 tg3_full_lock(tp, 0);
8249 __tg3_set_coalesce(tp, &tp->coal);
8250 tg3_full_unlock(tp);
8251 }
8252 return 0;
8253}
8254
1da177e4
LT		 8255static struct ethtool_ops tg3_ethtool_ops = {
8256 .get_settings = tg3_get_settings,
8257 .set_settings = tg3_set_settings,
8258 .get_drvinfo = tg3_get_drvinfo,
8259 .get_regs_len = tg3_get_regs_len,
8260 .get_regs = tg3_get_regs,
8261 .get_wol = tg3_get_wol,
8262 .set_wol = tg3_set_wol,
8263 .get_msglevel = tg3_get_msglevel,
8264 .set_msglevel = tg3_set_msglevel,
8265 .nway_reset = tg3_nway_reset,
8266 .get_link = ethtool_op_get_link,
8267 .get_eeprom_len = tg3_get_eeprom_len,
8268 .get_eeprom = tg3_get_eeprom,
8269 .set_eeprom = tg3_set_eeprom,
8270 .get_ringparam = tg3_get_ringparam,
8271 .set_ringparam = tg3_set_ringparam,
8272 .get_pauseparam = tg3_get_pauseparam,
8273 .set_pauseparam = tg3_set_pauseparam,
8274 .get_rx_csum = tg3_get_rx_csum,
8275 .set_rx_csum = tg3_set_rx_csum,
8276 .get_tx_csum = ethtool_op_get_tx_csum,
8277 .set_tx_csum = tg3_set_tx_csum,
8278 .get_sg = ethtool_op_get_sg,
8279 .set_sg = ethtool_op_set_sg,
8280#if TG3_TSO_SUPPORT != 0
8281 .get_tso = ethtool_op_get_tso,
8282 .set_tso = tg3_set_tso,
8283#endif
4cafd3f5
MC		 8284 .self_test_count = tg3_get_test_count,
8285 .self_test = tg3_self_test,
1da177e4 8286 .get_strings = tg3_get_strings,
4009a93d 8287 .phys_id = tg3_phys_id,
1da177e4
LT		 8288 .get_stats_count = tg3_get_stats_count,
8289 .get_ethtool_stats = tg3_get_ethtool_stats,
15f9850d 8290 .get_coalesce = tg3_get_coalesce,
d244c892 8291 .set_coalesce = tg3_set_coalesce,
2ff43697 8292 .get_perm_addr = ethtool_op_get_perm_addr,
1da177e4
LT		 8293};
8294
8295static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
8296{
8297 u32 cursize, val;
8298
8299 tp->nvram_size = EEPROM_CHIP_SIZE;
8300
8301 if (tg3_nvram_read(tp, 0, &val) != 0)
8302 return;
8303
8304 if (swab32(val) != TG3_EEPROM_MAGIC)
8305 return;
8306
8307 /*
8308 * Size the chip by reading offsets at increasing powers of two.
8309 * When we encounter our validation signature, we know the addressing
8310 * has wrapped around, and thus have our chip size.
8311 */
8312 cursize = 0x800;
8313
8314 while (cursize < tp->nvram_size) {
8315 if (tg3_nvram_read(tp, cursize, &val) != 0)
8316 return;
8317
8318 if (swab32(val) == TG3_EEPROM_MAGIC)
8319 break;
8320
8321 cursize <<= 1;
8322 }
8323
8324 tp->nvram_size = cursize;
8325}
8326
8327static void __devinit tg3_get_nvram_size(struct tg3 *tp)
8328{
8329 u32 val;
8330
8331 if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
8332 if (val != 0) {
8333 tp->nvram_size = (val >> 16) * 1024;
8334 return;
8335 }
8336 }
8337 tp->nvram_size = 0x20000;
8338}
8339
8340static void __devinit tg3_get_nvram_info(struct tg3 *tp)
8341{
8342 u32 nvcfg1;
8343
8344 nvcfg1 = tr32(NVRAM_CFG1);
8345 if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
8346 tp->tg3_flags2 |= TG3_FLG2_FLASH;
8347 }
8348 else {
8349 nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
8350 tw32(NVRAM_CFG1, nvcfg1);
8351 }
8352
4c987487
MC		 8353 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) ||
8354 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)) {
1da177e4
LT		 8355 switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) {
8356 case FLASH_VENDOR_ATMEL_FLASH_BUFFERED:
8357 tp->nvram_jedecnum = JEDEC_ATMEL;
8358 tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
8359 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8360 break;
8361 case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED:
8362 tp->nvram_jedecnum = JEDEC_ATMEL;
8363 tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE;
8364 break;
8365 case FLASH_VENDOR_ATMEL_EEPROM:
8366 tp->nvram_jedecnum = JEDEC_ATMEL;
8367 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
8368 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8369 break;
8370 case FLASH_VENDOR_ST:
8371 tp->nvram_jedecnum = JEDEC_ST;
8372 tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE;
8373 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8374 break;
8375 case FLASH_VENDOR_SAIFUN:
8376 tp->nvram_jedecnum = JEDEC_SAIFUN;
8377 tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE;
8378 break;
8379 case FLASH_VENDOR_SST_SMALL:
8380 case FLASH_VENDOR_SST_LARGE:
8381 tp->nvram_jedecnum = JEDEC_SST;
8382 tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE;
8383 break;
8384 }
8385 }
8386 else {
8387 tp->nvram_jedecnum = JEDEC_ATMEL;
8388 tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
8389 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8390 }
8391}
8392
361b4ac2
MC		 8393static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
8394{
8395 u32 nvcfg1;
8396
8397 nvcfg1 = tr32(NVRAM_CFG1);
8398
e6af301b
MC		 8399 /* NVRAM protection for TPM */
8400 if (nvcfg1 & (1 << 27))
8401 tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
8402
361b4ac2
MC		 8403 switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
8404 case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ:
8405 case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ:
8406 tp->nvram_jedecnum = JEDEC_ATMEL;
8407 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8408 break;
8409 case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
8410 tp->nvram_jedecnum = JEDEC_ATMEL;
8411 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8412 tp->tg3_flags2 |= TG3_FLG2_FLASH;
8413 break;
8414 case FLASH_5752VENDOR_ST_M45PE10:
8415 case FLASH_5752VENDOR_ST_M45PE20:
8416 case FLASH_5752VENDOR_ST_M45PE40:
8417 tp->nvram_jedecnum = JEDEC_ST;
8418 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8419 tp->tg3_flags2 |= TG3_FLG2_FLASH;
8420 break;
8421 }
8422
8423 if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
8424 switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
8425 case FLASH_5752PAGE_SIZE_256:
8426 tp->nvram_pagesize = 256;
8427 break;
8428 case FLASH_5752PAGE_SIZE_512:
8429 tp->nvram_pagesize = 512;
8430 break;
8431 case FLASH_5752PAGE_SIZE_1K:
8432 tp->nvram_pagesize = 1024;
8433 break;
8434 case FLASH_5752PAGE_SIZE_2K:
8435 tp->nvram_pagesize = 2048;
8436 break;
8437 case FLASH_5752PAGE_SIZE_4K:
8438 tp->nvram_pagesize = 4096;
8439 break;
8440 case FLASH_5752PAGE_SIZE_264:
8441 tp->nvram_pagesize = 264;
8442 break;
8443 }
8444 }
8445 else {
8446 /* For eeprom, set pagesize to maximum eeprom size */
8447 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
8448
8449 nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
8450 tw32(NVRAM_CFG1, nvcfg1);
8451 }
8452}
8453
1da177e4
LT		 8454/* Chips other than 5700/5701 use the NVRAM for fetching info. */
8455static void __devinit tg3_nvram_init(struct tg3 *tp)
8456{
8457 int j;
8458
8459 if (tp->tg3_flags2 & TG3_FLG2_SUN_570X)
8460 return;
8461
8462 tw32_f(GRC_EEPROM_ADDR,
8463 (EEPROM_ADDR_FSM_RESET |
8464 (EEPROM_DEFAULT_CLOCK_PERIOD <<
8465 EEPROM_ADDR_CLKPERD_SHIFT)));
8466
8467 /* XXX schedule_timeout() ... */
8468 for (j = 0; j < 100; j++)
8469 udelay(10);
8470
8471 /* Enable seeprom accesses. */
8472 tw32_f(GRC_LOCAL_CTRL,
8473 tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);
8474 udelay(100);
8475
8476 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
8477 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
8478 tp->tg3_flags |= TG3_FLAG_NVRAM;
8479
e6af301b 8480 tg3_enable_nvram_access(tp);
1da177e4 8481
361b4ac2
MC		 8482 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
8483 tg3_get_5752_nvram_info(tp);
8484 else
8485 tg3_get_nvram_info(tp);
8486
1da177e4
LT		 8487 tg3_get_nvram_size(tp);
8488
e6af301b 8489 tg3_disable_nvram_access(tp);
1da177e4
LT		 8490
8491 } else {
8492 tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
8493
8494 tg3_get_eeprom_size(tp);
8495 }
8496}
8497
8498static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
8499 u32 offset, u32 *val)
8500{
8501 u32 tmp;
8502 int i;
8503
8504 if (offset > EEPROM_ADDR_ADDR_MASK ||
8505 (offset % 4) != 0)
8506 return -EINVAL;
8507
8508 tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
8509 EEPROM_ADDR_DEVID_MASK |
8510 EEPROM_ADDR_READ);
8511 tw32(GRC_EEPROM_ADDR,
8512 tmp |
8513 (0 << EEPROM_ADDR_DEVID_SHIFT) |
8514 ((offset << EEPROM_ADDR_ADDR_SHIFT) &
8515 EEPROM_ADDR_ADDR_MASK) |
8516 EEPROM_ADDR_READ | EEPROM_ADDR_START);
8517
8518 for (i = 0; i < 10000; i++) {
8519 tmp = tr32(GRC_EEPROM_ADDR);
8520
8521 if (tmp & EEPROM_ADDR_COMPLETE)
8522 break;
8523 udelay(100);
8524 }
8525 if (!(tmp & EEPROM_ADDR_COMPLETE))
8526 return -EBUSY;
8527
8528 *val = tr32(GRC_EEPROM_DATA);
8529 return 0;
8530}
8531
8532#define NVRAM_CMD_TIMEOUT 10000
8533
8534static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
8535{
8536 int i;
8537
8538 tw32(NVRAM_CMD, nvram_cmd);
8539 for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
8540 udelay(10);
8541 if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
8542 udelay(10);
8543 break;
8544 }
8545 }
8546 if (i == NVRAM_CMD_TIMEOUT) {
8547 return -EBUSY;
8548 }
8549 return 0;
8550}
8551
8552static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
8553{
8554 int ret;
8555
8556 if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
8557 printk(KERN_ERR PFX "Attempt to do nvram_read on Sun 570X\n");
8558 return -EINVAL;
8559 }
8560
8561 if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
8562 return tg3_nvram_read_using_eeprom(tp, offset, val);
8563
8564 if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
8565 (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
8566 (tp->nvram_jedecnum == JEDEC_ATMEL)) {
8567
8568 offset = ((offset / tp->nvram_pagesize) <<
8569 ATMEL_AT45DB0X1B_PAGE_POS) +
8570 (offset % tp->nvram_pagesize);
8571 }
8572
8573 if (offset > NVRAM_ADDR_MSK)
8574 return -EINVAL;
8575
8576 tg3_nvram_lock(tp);
8577
e6af301b 8578 tg3_enable_nvram_access(tp);
1da177e4
LT		 8579
8580 tw32(NVRAM_ADDR, offset);
8581 ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
8582 NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
8583
8584 if (ret == 0)
8585 *val = swab32(tr32(NVRAM_RDDATA));
8586
8587 tg3_nvram_unlock(tp);
8588
e6af301b 8589 tg3_disable_nvram_access(tp);
1da177e4
LT		 8590
8591 return ret;
8592}
8593
8594static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
8595 u32 offset, u32 len, u8 *buf)
8596{
8597 int i, j, rc = 0;
8598 u32 val;
8599
8600 for (i = 0; i < len; i += 4) {
8601 u32 addr, data;
8602
8603 addr = offset + i;
8604
8605 memcpy(&data, buf + i, 4);
8606
8607 tw32(GRC_EEPROM_DATA, cpu_to_le32(data));
8608
8609 val = tr32(GRC_EEPROM_ADDR);
8610 tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
8611
8612 val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK |
8613 EEPROM_ADDR_READ);
8614 tw32(GRC_EEPROM_ADDR, val |
8615 (0 << EEPROM_ADDR_DEVID_SHIFT) |
8616 (addr & EEPROM_ADDR_ADDR_MASK) |
8617 EEPROM_ADDR_START |
8618 EEPROM_ADDR_WRITE);
8619
8620 for (j = 0; j < 10000; j++) {
8621 val = tr32(GRC_EEPROM_ADDR);
8622
8623 if (val & EEPROM_ADDR_COMPLETE)
8624 break;
8625 udelay(100);
8626 }
8627 if (!(val & EEPROM_ADDR_COMPLETE)) {
8628 rc = -EBUSY;
8629 break;
8630 }
8631 }
8632
8633 return rc;
8634}
8635
8636/* offset and length are dword aligned */
8637static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
8638 u8 *buf)
8639{
8640 int ret = 0;
8641 u32 pagesize = tp->nvram_pagesize;
8642 u32 pagemask = pagesize - 1;
8643 u32 nvram_cmd;
8644 u8 *tmp;
8645
8646 tmp = kmalloc(pagesize, GFP_KERNEL);
8647 if (tmp == NULL)
8648 return -ENOMEM;
8649
8650 while (len) {
8651 int j;
e6af301b 8652 u32 phy_addr, page_off, size;
1da177e4
LT		 8653
8654 phy_addr = offset & ~pagemask;
8655
8656 for (j = 0; j < pagesize; j += 4) {
8657 if ((ret = tg3_nvram_read(tp, phy_addr + j,
8658 (u32 *) (tmp + j))))
8659 break;
8660 }
8661 if (ret)
8662 break;
8663
8664 page_off = offset & pagemask;
8665 size = pagesize;
8666 if (len < size)
8667 size = len;
8668
8669 len -= size;
8670
8671 memcpy(tmp + page_off, buf, size);
8672
8673 offset = offset + (pagesize - page_off);
8674
e6af301b 8675 tg3_enable_nvram_access(tp);
1da177e4
LT		 8676
8677 /*
8678 * Before we can erase the flash page, we need
8679 * to issue a special "write enable" command.
8680 */
8681 nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
8682
8683 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
8684 break;
8685
8686 /* Erase the target page */
8687 tw32(NVRAM_ADDR, phy_addr);
8688
8689 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
8690 NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
8691
8692 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
8693 break;
8694
8695 /* Issue another write enable to start the write. */
8696 nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
8697
8698 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
8699 break;
8700
8701 for (j = 0; j < pagesize; j += 4) {
8702 u32 data;
8703
8704 data = *((u32 *) (tmp + j));
8705 tw32(NVRAM_WRDATA, cpu_to_be32(data));
8706
8707 tw32(NVRAM_ADDR, phy_addr + j);
8708
8709 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE |
8710 NVRAM_CMD_WR;
8711
8712 if (j == 0)
8713 nvram_cmd |= NVRAM_CMD_FIRST;
8714 else if (j == (pagesize - 4))
8715 nvram_cmd |= NVRAM_CMD_LAST;
8716
8717 if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
8718 break;
8719 }
8720 if (ret)
8721 break;
8722 }
8723
8724 nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE;
8725 tg3_nvram_exec_cmd(tp, nvram_cmd);
8726
8727 kfree(tmp);
8728
8729 return ret;
8730}
8731
8732/* offset and length are dword aligned */
8733static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
8734 u8 *buf)
8735{
8736 int i, ret = 0;
8737
8738 for (i = 0; i < len; i += 4, offset += 4) {
8739 u32 data, page_off, phy_addr, nvram_cmd;
8740
8741 memcpy(&data, buf + i, 4);
8742 tw32(NVRAM_WRDATA, cpu_to_be32(data));
8743
8744 page_off = offset % tp->nvram_pagesize;
8745
8746 if ((tp->tg3_flags2 & TG3_FLG2_FLASH) &&
8747 (tp->nvram_jedecnum == JEDEC_ATMEL)) {
8748
8749 phy_addr = ((offset / tp->nvram_pagesize) <<
8750 ATMEL_AT45DB0X1B_PAGE_POS) + page_off;
8751 }
8752 else {
8753 phy_addr = offset;
8754 }
8755
8756 tw32(NVRAM_ADDR, phy_addr);
8757
8758 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
8759
8760 if ((page_off == 0) || (i == 0))
8761 nvram_cmd |= NVRAM_CMD_FIRST;
8762 else if (page_off == (tp->nvram_pagesize - 4))
8763 nvram_cmd |= NVRAM_CMD_LAST;
8764
8765 if (i == (len - 4))
8766 nvram_cmd |= NVRAM_CMD_LAST;
8767
4c987487
MC		 8768 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752) &&
8769 (tp->nvram_jedecnum == JEDEC_ST) &&
8770 (nvram_cmd & NVRAM_CMD_FIRST)) {
1da177e4
LT		 8771
8772 if ((ret = tg3_nvram_exec_cmd(tp,
8773 NVRAM_CMD_WREN | NVRAM_CMD_GO |
8774 NVRAM_CMD_DONE)))
8775
8776 break;
8777 }
8778 if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
8779 /* We always do complete word writes to eeprom. */
8780 nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);
8781 }
8782
8783 if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
8784 break;
8785 }
8786 return ret;
8787}
8788
8789/* offset and length are dword aligned */
8790static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
8791{
8792 int ret;
8793
8794 if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
8795 printk(KERN_ERR PFX "Attempt to do nvram_write on Sun 570X\n");
8796 return -EINVAL;
8797 }
8798
8799 if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
314fba34
MC		 8800 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
8801 ~GRC_LCLCTRL_GPIO_OUTPUT1);
1da177e4
LT		 8802 udelay(40);
8803 }
8804
8805 if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) {
8806 ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf);
8807 }
8808 else {
8809 u32 grc_mode;
8810
8811 tg3_nvram_lock(tp);
8812
e6af301b
MC		 8813 tg3_enable_nvram_access(tp);
8814 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
8815 !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM))
1da177e4 8816 tw32(NVRAM_WRITE1, 0x406);
1da177e4
LT		 8817
8818 grc_mode = tr32(GRC_MODE);
8819 tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE);
8820
8821 if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) ||
8822 !(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
8823
8824 ret = tg3_nvram_write_block_buffered(tp, offset, len,
8825 buf);
8826 }
8827 else {
8828 ret = tg3_nvram_write_block_unbuffered(tp, offset, len,
8829 buf);
8830 }
8831
8832 grc_mode = tr32(GRC_MODE);
8833 tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE);
8834
e6af301b 8835 tg3_disable_nvram_access(tp);
1da177e4
LT		 8836 tg3_nvram_unlock(tp);
8837 }
8838
8839 if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
314fba34 8840 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
1da177e4
LT		 8841 udelay(40);
8842 }
8843
8844 return ret;
8845}
8846
8847struct subsys_tbl_ent {
8848 u16 subsys_vendor, subsys_devid;
8849 u32 phy_id;
8850};
8851
8852static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
8853 /* Broadcom boards. */
8854 { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
8855 { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
8856 { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
8857 { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 }, /* BCM95700A9 */
8858 { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
8859 { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
8860 { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 }, /* BCM95701A7 */
8861 { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
8862 { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
8863 { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */
8864 { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */
8865
8866 /* 3com boards. */
8867 { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
8868 { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
8869 { PCI_VENDOR_ID_3COM, 0x1004, 0 }, /* 3C996SX */
8870 { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
8871 { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */
8872
8873 /* DELL boards. */
8874 { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
8875 { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
8876 { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
8877 { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
8878
8879 /* Compaq boards. */
8880 { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
8881 { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
8882 { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 }, /* CHANGELING */
8883 { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
8884 { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */
8885
8886 /* IBM boards. */
8887 { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */
8888};
8889
8890static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp)
8891{
8892 int i;
8893
8894 for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) {
8895 if ((subsys_id_to_phy_id[i].subsys_vendor ==
8896 tp->pdev->subsystem_vendor) &&
8897 (subsys_id_to_phy_id[i].subsys_devid ==
8898 tp->pdev->subsystem_device))
8899 return &subsys_id_to_phy_id[i];
8900 }
8901 return NULL;
8902}
8903
7d0c41ef
MC		 8904/* Since this function may be called in D3-hot power state during
8905 * tg3_init_one(), only config cycles are allowed.
8906 */
8907static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
1da177e4 8908{
1da177e4 8909 u32 val;
7d0c41ef
MC		 8910
8911 /* Make sure register accesses (indirect or otherwise)
8912 * will function correctly.
8913 */
8914 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
8915 tp->misc_host_ctrl);
1da177e4
LT		 8916
8917 tp->phy_id = PHY_ID_INVALID;
7d0c41ef
MC		 8918 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
8919
1da177e4
LT		 8920 tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
8921 if (val == NIC_SRAM_DATA_SIG_MAGIC) {
8922 u32 nic_cfg, led_cfg;
7d0c41ef
MC		 8923 u32 nic_phy_id, ver, cfg2 = 0, eeprom_phy_id;
8924 int eeprom_phy_serdes = 0;
1da177e4
LT		 8925
8926 tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
8927 tp->nic_sram_data_cfg = nic_cfg;
8928
8929 tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver);
8930 ver >>= NIC_SRAM_DATA_VER_SHIFT;
8931 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
8932 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
8933 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) &&
8934 (ver > 0) && (ver < 0x100))
8935 tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2);
8936
1da177e4
LT		 8937 if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
8938 NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER)
8939 eeprom_phy_serdes = 1;
8940
8941 tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
8942 if (nic_phy_id != 0) {
8943 u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
8944 u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;
8945
8946 eeprom_phy_id = (id1 >> 16) << 10;
8947 eeprom_phy_id |= (id2 & 0xfc00) << 16;
8948 eeprom_phy_id |= (id2 & 0x03ff) << 0;
8949 } else
8950 eeprom_phy_id = 0;
8951
7d0c41ef 8952 tp->phy_id = eeprom_phy_id;
747e8f8b
MC		 8953 if (eeprom_phy_serdes) {
8954 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
8955 tp->tg3_flags2 |= TG3_FLG2_MII_SERDES;
8956 else
8957 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
8958 }
7d0c41ef 8959
cbf46853 8960 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 8961 led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK |
8962 SHASTA_EXT_LED_MODE_MASK);
cbf46853 8963 else
1da177e4
LT		 8964 led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK;
8965
8966 switch (led_cfg) {
8967 default:
8968 case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1:
8969 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
8970 break;
8971
8972 case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2:
8973 tp->led_ctrl = LED_CTRL_MODE_PHY_2;
8974 break;
8975
8976 case NIC_SRAM_DATA_CFG_LED_MODE_MAC:
8977 tp->led_ctrl = LED_CTRL_MODE_MAC;
9ba27794
MC		 8978
8979 /* Default to PHY_1_MODE if 0 (MAC_MODE) is
8980 * read on some older 5700/5701 bootcode.
8981 */
8982 if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
8983 ASIC_REV_5700 ||
8984 GET_ASIC_REV(tp->pci_chip_rev_id) ==
8985 ASIC_REV_5701)
8986 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
8987
1da177e4
LT		 8988 break;
8989
8990 case SHASTA_EXT_LED_SHARED:
8991 tp->led_ctrl = LED_CTRL_MODE_SHARED;
8992 if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
8993 tp->pci_chip_rev_id != CHIPREV_ID_5750_A1)
8994 tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
8995 LED_CTRL_MODE_PHY_2);
8996 break;
8997
8998 case SHASTA_EXT_LED_MAC:
8999 tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC;
9000 break;
9001
9002 case SHASTA_EXT_LED_COMBO:
9003 tp->led_ctrl = LED_CTRL_MODE_COMBO;
9004 if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)
9005 tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
9006 LED_CTRL_MODE_PHY_2);
9007 break;
9008
9009 };
9010
9011 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
9012 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) &&
9013 tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
9014 tp->led_ctrl = LED_CTRL_MODE_PHY_2;
9015
9016 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
9017 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
9018 (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP))
9019 tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
9020
9021 if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
9022 tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
cbf46853 9023 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 9024 tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
9025 }
9026 if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)
9027 tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP;
9028
9029 if (cfg2 & (1 << 17))
9030 tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING;
9031
9032 /* serdes signal pre-emphasis in register 0x590 set by */
9033 /* bootcode if bit 18 is set */
9034 if (cfg2 & (1 << 18))
9035 tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS;
9036 }
7d0c41ef
MC		 9037}
9038
9039static int __devinit tg3_phy_probe(struct tg3 *tp)
9040{
9041 u32 hw_phy_id_1, hw_phy_id_2;
9042 u32 hw_phy_id, hw_phy_id_masked;
9043 int err;
1da177e4
LT		 9044
9045 /* Reading the PHY ID register can conflict with ASF
9046 * firwmare access to the PHY hardware.
9047 */
9048 err = 0;
9049 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
9050 hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID;
9051 } else {
9052 /* Now read the physical PHY_ID from the chip and verify
9053 * that it is sane. If it doesn't look good, we fall back
9054 * to either the hard-coded table based PHY_ID and failing
9055 * that the value found in the eeprom area.
9056 */
9057 err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
9058 err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);
9059
9060 hw_phy_id = (hw_phy_id_1 & 0xffff) << 10;
9061 hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
9062 hw_phy_id |= (hw_phy_id_2 & 0x03ff) << 0;
9063
9064 hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;
9065 }
9066
9067 if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
9068 tp->phy_id = hw_phy_id;
9069 if (hw_phy_id_masked == PHY_ID_BCM8002)
9070 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
da6b2d01
MC		 9071 else
9072 tp->tg3_flags2 &= ~TG3_FLG2_PHY_SERDES;
1da177e4 9073 } else {
7d0c41ef
MC		 9074 if (tp->phy_id != PHY_ID_INVALID) {
9075 /* Do nothing, phy ID already set up in
9076 * tg3_get_eeprom_hw_cfg().
9077 */
1da177e4
LT		 9078 } else {
9079 struct subsys_tbl_ent *p;
9080
9081 /* No eeprom signature? Try the hardcoded
9082 * subsys device table.
9083 */
9084 p = lookup_by_subsys(tp);
9085 if (!p)
9086 return -ENODEV;
9087
9088 tp->phy_id = p->phy_id;
9089 if (!tp->phy_id ||
9090 tp->phy_id == PHY_ID_BCM8002)
9091 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
9092 }
9093 }
9094
747e8f8b 9095 if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) &&
1da177e4
LT		 9096 !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
9097 u32 bmsr, adv_reg, tg3_ctrl;
9098
9099 tg3_readphy(tp, MII_BMSR, &bmsr);
9100 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
9101 (bmsr & BMSR_LSTATUS))
9102 goto skip_phy_reset;
9103
9104 err = tg3_phy_reset(tp);
9105 if (err)
9106 return err;
9107
9108 adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL |
9109 ADVERTISE_100HALF | ADVERTISE_100FULL |
9110 ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
9111 tg3_ctrl = 0;
9112 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
9113 tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
9114 MII_TG3_CTRL_ADV_1000_FULL);
9115 if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
9116 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
9117 tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER |
9118 MII_TG3_CTRL_ENABLE_AS_MASTER);
9119 }
9120
9121 if (!tg3_copper_is_advertising_all(tp)) {
9122 tg3_writephy(tp, MII_ADVERTISE, adv_reg);
9123
9124 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
9125 tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
9126
9127 tg3_writephy(tp, MII_BMCR,
9128 BMCR_ANENABLE | BMCR_ANRESTART);
9129 }
9130 tg3_phy_set_wirespeed(tp);
9131
9132 tg3_writephy(tp, MII_ADVERTISE, adv_reg);
9133 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
9134 tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
9135 }
9136
9137skip_phy_reset:
9138 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
9139 err = tg3_init_5401phy_dsp(tp);
9140 if (err)
9141 return err;
9142 }
9143
9144 if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
9145 err = tg3_init_5401phy_dsp(tp);
9146 }
9147
747e8f8b 9148 if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
1da177e4
LT		 9149 tp->link_config.advertising =
9150 (ADVERTISED_1000baseT_Half |
9151 ADVERTISED_1000baseT_Full |
9152 ADVERTISED_Autoneg |
9153 ADVERTISED_FIBRE);
9154 if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
9155 tp->link_config.advertising &=
9156 ~(ADVERTISED_1000baseT_Half |
9157 ADVERTISED_1000baseT_Full);
9158
9159 return err;
9160}
9161
9162static void __devinit tg3_read_partno(struct tg3 *tp)
9163{
9164 unsigned char vpd_data[256];
9165 int i;
9166
9167 if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
9168 /* Sun decided not to put the necessary bits in the
9169 * NVRAM of their onboard tg3 parts :(
9170 */
9171 strcpy(tp->board_part_number, "Sun 570X");
9172 return;
9173 }
9174
9175 for (i = 0; i < 256; i += 4) {
9176 u32 tmp;
9177
9178 if (tg3_nvram_read(tp, 0x100 + i, &tmp))
9179 goto out_not_found;
9180
9181 vpd_data[i + 0] = ((tmp >> 0) & 0xff);
9182 vpd_data[i + 1] = ((tmp >> 8) & 0xff);
9183 vpd_data[i + 2] = ((tmp >> 16) & 0xff);
9184 vpd_data[i + 3] = ((tmp >> 24) & 0xff);
9185 }
9186
9187 /* Now parse and find the part number. */
9188 for (i = 0; i < 256; ) {
9189 unsigned char val = vpd_data[i];
9190 int block_end;
9191
9192 if (val == 0x82 || val == 0x91) {
9193 i = (i + 3 +
9194 (vpd_data[i + 1] +
9195 (vpd_data[i + 2] << 8)));
9196 continue;
9197 }
9198
9199 if (val != 0x90)
9200 goto out_not_found;
9201
9202 block_end = (i + 3 +
9203 (vpd_data[i + 1] +
9204 (vpd_data[i + 2] << 8)));
9205 i += 3;
9206 while (i < block_end) {
9207 if (vpd_data[i + 0] == 'P' &&
9208 vpd_data[i + 1] == 'N') {
9209 int partno_len = vpd_data[i + 2];
9210
9211 if (partno_len > 24)
9212 goto out_not_found;
9213
9214 memcpy(tp->board_part_number,
9215 &vpd_data[i + 3],
9216 partno_len);
9217
9218 /* Success. */
9219 return;
9220 }
9221 }
9222
9223 /* Part number not found. */
9224 goto out_not_found;
9225 }
9226
9227out_not_found:
9228 strcpy(tp->board_part_number, "none");
9229}
9230
9231#ifdef CONFIG_SPARC64
9232static int __devinit tg3_is_sun_570X(struct tg3 *tp)
9233{
9234 struct pci_dev *pdev = tp->pdev;
9235 struct pcidev_cookie *pcp = pdev->sysdata;
9236
9237 if (pcp != NULL) {
9238 int node = pcp->prom_node;
9239 u32 venid;
9240 int err;
9241
9242 err = prom_getproperty(node, "subsystem-vendor-id",
9243 (char *) &venid, sizeof(venid));
9244 if (err == 0 || err == -1)
9245 return 0;
9246 if (venid == PCI_VENDOR_ID_SUN)
9247 return 1;
9248 }
9249 return 0;
9250}
9251#endif
9252
9253static int __devinit tg3_get_invariants(struct tg3 *tp)
9254{
9255 static struct pci_device_id write_reorder_chipsets[] = {
1da177e4
LT		 9256 { PCI_DEVICE(PCI_VENDOR_ID_AMD,
9257 PCI_DEVICE_ID_AMD_FE_GATE_700C) },
1cbf0747
DM		 9258 { PCI_DEVICE(PCI_VENDOR_ID_AMD,
9259 PCI_DEVICE_ID_AMD_K8_NB) },
1da177e4
LT		 9260 { },
9261 };
9262 u32 misc_ctrl_reg;
9263 u32 cacheline_sz_reg;
9264 u32 pci_state_reg, grc_misc_cfg;
9265 u32 val;
9266 u16 pci_cmd;
9267 int err;
9268
9269#ifdef CONFIG_SPARC64
9270 if (tg3_is_sun_570X(tp))
9271 tp->tg3_flags2 |= TG3_FLG2_SUN_570X;
9272#endif
9273
1cbf0747 9274 /* If we have an AMD 762 or K8 chipset, write
1da177e4
LT		 9275 * reordering to the mailbox registers done by the host
9276 * controller can cause major troubles. We read back from
9277 * every mailbox register write to force the writes to be
9278 * posted to the chip in order.
9279 */
9280 if (pci_dev_present(write_reorder_chipsets))
9281 tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
9282
9283 /* Force memory write invalidate off. If we leave it on,
9284 * then on 5700_BX chips we have to enable a workaround.
9285 * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary
9286 * to match the cacheline size. The Broadcom driver have this
9287 * workaround but turns MWI off all the times so never uses
9288 * it. This seems to suggest that the workaround is insufficient.
9289 */
9290 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
9291 pci_cmd &= ~PCI_COMMAND_INVALIDATE;
9292 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
9293
9294 /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
9295 * has the register indirect write enable bit set before
9296 * we try to access any of the MMIO registers. It is also
9297 * critical that the PCI-X hw workaround situation is decided
9298 * before that as well.
9299 */
9300 pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
9301 &misc_ctrl_reg);
9302
9303 tp->pci_chip_rev_id = (misc_ctrl_reg >>
9304 MISC_HOST_CTRL_CHIPREV_SHIFT);
9305
ff645bec
MC		 9306 /* Wrong chip ID in 5752 A0. This code can be removed later
9307 * as A0 is not in production.
9308 */
9309 if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
9310 tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
9311
6892914f
MC		 9312 /* If we have 5702/03 A1 or A2 on certain ICH chipsets,
9313 * we need to disable memory and use config. cycles
9314 * only to access all registers. The 5702/03 chips
9315 * can mistakenly decode the special cycles from the
9316 * ICH chipsets as memory write cycles, causing corruption
9317 * of register and memory space. Only certain ICH bridges
9318 * will drive special cycles with non-zero data during the
9319 * address phase which can fall within the 5703's address
9320 * range. This is not an ICH bug as the PCI spec allows
9321 * non-zero address during special cycles. However, only
9322 * these ICH bridges are known to drive non-zero addresses
9323 * during special cycles.
9324 *
9325 * Since special cycles do not cross PCI bridges, we only
9326 * enable this workaround if the 5703 is on the secondary
9327 * bus of these ICH bridges.
9328 */
9329 if ((tp->pci_chip_rev_id == CHIPREV_ID_5703_A1) ||
9330 (tp->pci_chip_rev_id == CHIPREV_ID_5703_A2)) {
9331 static struct tg3_dev_id {
9332 u32 vendor;
9333 u32 device;
9334 u32 rev;
9335 } ich_chipsets[] = {
9336 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_8,
9337 PCI_ANY_ID },
9338 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_8,
9339 PCI_ANY_ID },
9340 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_11,
9341 0xa },
9342 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_6,
9343 PCI_ANY_ID },
9344 { },
9345 };
9346 struct tg3_dev_id *pci_id = &ich_chipsets[0];
9347 struct pci_dev *bridge = NULL;
9348
9349 while (pci_id->vendor != 0) {
9350 bridge = pci_get_device(pci_id->vendor, pci_id->device,
9351 bridge);
9352 if (!bridge) {
9353 pci_id++;
9354 continue;
9355 }
9356 if (pci_id->rev != PCI_ANY_ID) {
9357 u8 rev;
9358
9359 pci_read_config_byte(bridge, PCI_REVISION_ID,
9360 &rev);
9361 if (rev > pci_id->rev)
9362 continue;
9363 }
9364 if (bridge->subordinate &&
9365 (bridge->subordinate->number ==
9366 tp->pdev->bus->number)) {
9367
9368 tp->tg3_flags2 |= TG3_FLG2_ICH_WORKAROUND;
9369 pci_dev_put(bridge);
9370 break;
9371 }
9372 }
9373 }
9374
4cf78e4f
MC		 9375 /* Find msi capability. */
9376 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
9377 tp->msi_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_MSI);
9378
1da177e4
LT		 9379 /* Initialize misc host control in PCI block. */
9380 tp->misc_host_ctrl |= (misc_ctrl_reg &
9381 MISC_HOST_CTRL_CHIPREV);
9382 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
9383 tp->misc_host_ctrl);
9384
9385 pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
9386 &cacheline_sz_reg);
9387
9388 tp->pci_cacheline_sz = (cacheline_sz_reg >> 0) & 0xff;
9389 tp->pci_lat_timer = (cacheline_sz_reg >> 8) & 0xff;
9390 tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff;
9391 tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff;
9392
6708e5cc 9393 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
4cf78e4f
MC		 9394 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
9395 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
6708e5cc
JL		 9396 tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
9397
1b440c56
JL		 9398 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||
9399 (tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
9400 tp->tg3_flags2 |= TG3_FLG2_5705_PLUS;
9401
bb7064dc 9402 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
1da177e4
LT		 9403 tp->tg3_flags2 |= TG3_FLG2_HW_TSO;
9404
0f893dc6
MC		 9405 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
9406 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 &&
9407 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752)
9408 tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
9409
1da177e4
LT		 9410 if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0)
9411 tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;
9412
9413 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
9414 tp->pci_lat_timer < 64) {
9415 tp->pci_lat_timer = 64;
9416
9417 cacheline_sz_reg = ((tp->pci_cacheline_sz & 0xff) << 0);
9418 cacheline_sz_reg |= ((tp->pci_lat_timer & 0xff) << 8);
9419 cacheline_sz_reg |= ((tp->pci_hdr_type & 0xff) << 16);
9420 cacheline_sz_reg |= ((tp->pci_bist & 0xff) << 24);
9421
9422 pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
9423 cacheline_sz_reg);
9424 }
9425
9426 pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
9427 &pci_state_reg);
9428
9429 if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
9430 tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
9431
9432 /* If this is a 5700 BX chipset, and we are in PCI-X
9433 * mode, enable register write workaround.
9434 *
9435 * The workaround is to use indirect register accesses
9436 * for all chip writes not to mailbox registers.
9437 */
9438 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) {
9439 u32 pm_reg;
9440 u16 pci_cmd;
9441
9442 tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
9443
9444 /* The chip can have it's power management PCI config
9445 * space registers clobbered due to this bug.
9446 * So explicitly force the chip into D0 here.
9447 */
9448 pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
9449 &pm_reg);
9450 pm_reg &= ~PCI_PM_CTRL_STATE_MASK;
9451 pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */;
9452 pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
9453 pm_reg);
9454
9455 /* Also, force SERR#/PERR# in PCI command. */
9456 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
9457 pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
9458 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
9459 }
9460 }
9461
087fe256
MC		 9462 /* 5700 BX chips need to have their TX producer index mailboxes
9463 * written twice to workaround a bug.
9464 */
9465 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX)
9466 tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG;
9467
1da177e4
LT		 9468 /* Back to back register writes can cause problems on this chip,
9469 * the workaround is to read back all reg writes except those to
9470 * mailbox regs. See tg3_write_indirect_reg32().
9471 *
9472 * PCI Express 5750_A0 rev chips need this workaround too.
9473 */
9474 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
9475 ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
9476 tp->pci_chip_rev_id == CHIPREV_ID_5750_A0))
9477 tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG;
9478
9479 if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
9480 tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
9481 if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
9482 tp->tg3_flags |= TG3_FLAG_PCI_32BIT;
9483
9484 /* Chip-specific fixup from Broadcom driver */
9485 if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
9486 (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
9487 pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
9488 pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
9489 }
9490
1ee582d8 9491 /* Default fast path register access methods */
20094930 9492 tp->read32 = tg3_read32;
1ee582d8 9493 tp->write32 = tg3_write32;
09ee929c 9494 tp->read32_mbox = tg3_read32;
20094930 9495 tp->write32_mbox = tg3_write32;
1ee582d8
MC		 9496 tp->write32_tx_mbox = tg3_write32;
9497 tp->write32_rx_mbox = tg3_write32;
9498
9499 /* Various workaround register access methods */
9500 if (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG)
9501 tp->write32 = tg3_write_indirect_reg32;
9502 else if (tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG)
9503 tp->write32 = tg3_write_flush_reg32;
9504
9505 if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) ||
9506 (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) {
9507 tp->write32_tx_mbox = tg3_write32_tx_mbox;
9508 if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
9509 tp->write32_rx_mbox = tg3_write_flush_reg32;
9510 }
20094930 9511
6892914f
MC		 9512 if (tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND) {
9513 tp->read32 = tg3_read_indirect_reg32;
9514 tp->write32 = tg3_write_indirect_reg32;
9515 tp->read32_mbox = tg3_read_indirect_mbox;
9516 tp->write32_mbox = tg3_write_indirect_mbox;
9517 tp->write32_tx_mbox = tg3_write_indirect_mbox;
9518 tp->write32_rx_mbox = tg3_write_indirect_mbox;
9519
9520 iounmap(tp->regs);
22abe310 9521 tp->regs = NULL;
6892914f
MC		 9522
9523 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
9524 pci_cmd &= ~PCI_COMMAND_MEMORY;
9525 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
9526 }
9527
7d0c41ef
MC		 9528 /* Get eeprom hw config before calling tg3_set_power_state().
9529 * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be
9530 * determined before calling tg3_set_power_state() so that
9531 * we know whether or not to switch out of Vaux power.
9532 * When the flag is set, it means that GPIO1 is used for eeprom
9533 * write protect and also implies that it is a LOM where GPIOs
9534 * are not used to switch power.
9535 */
9536 tg3_get_eeprom_hw_cfg(tp);
9537
314fba34
MC		 9538 /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
9539 * GPIO1 driven high will bring 5700's external PHY out of reset.
9540 * It is also used as eeprom write protect on LOMs.
9541 */
9542 tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
9543 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
9544 (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
9545 tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
9546 GRC_LCLCTRL_GPIO_OUTPUT1);
3e7d83bc
MC		 9547 /* Unused GPIO3 must be driven as output on 5752 because there
9548 * are no pull-up resistors on unused GPIO pins.
9549 */
9550 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
9551 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
314fba34 9552
1da177e4
LT		 9553 /* Force the chip into D0. */
9554 err = tg3_set_power_state(tp, 0);
9555 if (err) {
9556 printk(KERN_ERR PFX "(%s) transition to D0 failed\n",
9557 pci_name(tp->pdev));
9558 return err;
9559 }
9560
9561 /* 5700 B0 chips do not support checksumming correctly due
9562 * to hardware bugs.
9563 */
9564 if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
9565 tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
9566
9567 /* Pseudo-header checksum is done by hardware logic and not
9568 * the offload processers, so make the chip do the pseudo-
9569 * header checksums on receive. For transmit it is more
9570 * convenient to do the pseudo-header checksum in software
9571 * as Linux does that on transmit for us in all cases.
9572 */
9573 tp->tg3_flags |= TG3_FLAG_NO_TX_PSEUDO_CSUM;
9574 tp->tg3_flags &= ~TG3_FLAG_NO_RX_PSEUDO_CSUM;
9575
9576 /* Derive initial jumbo mode from MTU assigned in
9577 * ether_setup() via the alloc_etherdev() call
9578 */
0f893dc6
MC		 9579 if (tp->dev->mtu > ETH_DATA_LEN &&
9580 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780)
9581 tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
1da177e4
LT		 9582
9583 /* Determine WakeOnLan speed to use. */
9584 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
9585 tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
9586 tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 ||
9587 tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) {
9588 tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB);
9589 } else {
9590 tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
9591 }
9592
9593 /* A few boards don't want Ethernet@WireSpeed phy feature */
9594 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
9595 ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
9596 (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
747e8f8b
MC		 9597 (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)) ||
9598 (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
1da177e4
LT		 9599 tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
9600
9601 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX ||
9602 GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX)
9603 tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG;
9604 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
9605 tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
9606
bb7064dc 9607 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
1da177e4
LT		 9608 tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
9609
1da177e4 9610 tp->coalesce_mode = 0;
1da177e4
LT		 9611 if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
9612 GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX)
9613 tp->coalesce_mode |= HOSTCC_MODE_32BYTE;
9614
9615 /* Initialize MAC MI mode, polling disabled. */
9616 tw32_f(MAC_MI_MODE, tp->mi_mode);
9617 udelay(80);
9618
9619 /* Initialize data/descriptor byte/word swapping. */
9620 val = tr32(GRC_MODE);
9621 val &= GRC_MODE_HOST_STACKUP;
9622 tw32(GRC_MODE, val | tp->grc_mode);
9623
9624 tg3_switch_clocks(tp);
9625
9626 /* Clear this out for sanity. */
9627 tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
9628
9629 pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
9630 &pci_state_reg);
9631 if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
9632 (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) {
9633 u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl);
9634
9635 if (chiprevid == CHIPREV_ID_5701_A0 ||
9636 chiprevid == CHIPREV_ID_5701_B0 ||
9637 chiprevid == CHIPREV_ID_5701_B2 ||
9638 chiprevid == CHIPREV_ID_5701_B5) {
9639 void __iomem *sram_base;
9640
9641 /* Write some dummy words into the SRAM status block
9642 * area, see if it reads back correctly. If the return
9643 * value is bad, force enable the PCIX workaround.
9644 */
9645 sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK;
9646
9647 writel(0x00000000, sram_base);
9648 writel(0x00000000, sram_base + 4);
9649 writel(0xffffffff, sram_base + 4);
9650 if (readl(sram_base) != 0x00000000)
9651 tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
9652 }
9653 }
9654
9655 udelay(50);
9656 tg3_nvram_init(tp);
9657
9658 grc_misc_cfg = tr32(GRC_MISC_CFG);
9659 grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
9660
9661 /* Broadcom's driver says that CIOBE multisplit has a bug */
9662#if 0
9663 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
9664 grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
9665 tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
9666 tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
9667 }
9668#endif
9669 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
9670 (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
9671 grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
9672 tp->tg3_flags2 |= TG3_FLG2_IS_5788;
9673
fac9b83e
DM		 9674 if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
9675 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700))
9676 tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS;
9677 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
9678 tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD |
9679 HOSTCC_MODE_CLRTICK_TXBD);
9680
9681 tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS;
9682 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
9683 tp->misc_host_ctrl);
9684 }
9685
1da177e4
LT		 9686 /* these are limited to 10/100 only */
9687 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
9688 (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
9689 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
9690 tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
9691 (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 ||
9692 tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 ||
9693 tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) ||
9694 (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
9695 (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F ||
9696 tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F)))
9697 tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
9698
9699 err = tg3_phy_probe(tp);
9700 if (err) {
9701 printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n",
9702 pci_name(tp->pdev), err);
9703 /* ... but do not return immediately ... */
9704 }
9705
9706 tg3_read_partno(tp);
9707
9708 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
9709 tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
9710 } else {
9711 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
9712 tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT;
9713 else
9714 tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
9715 }
9716
9717 /* 5700 {AX,BX} chips have a broken status block link
9718 * change bit implementation, so we must use the
9719 * status register in those cases.
9720 */
9721 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
9722 tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG;
9723 else
9724 tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG;
9725
9726 /* The led_ctrl is set during tg3_phy_probe, here we might
9727 * have to force the link status polling mechanism based
9728 * upon subsystem IDs.
9729 */
9730 if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
9731 !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
9732 tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT |
9733 TG3_FLAG_USE_LINKCHG_REG);
9734 }
9735
9736 /* For all SERDES we poll the MAC status register. */
9737 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
9738 tp->tg3_flags |= TG3_FLAG_POLL_SERDES;
9739 else
9740 tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES;
9741
1da177e4
LT		 9742 /* It seems all chips can get confused if TX buffers
9743 * straddle the 4GB address boundary in some cases.
9744 */
9745 tp->dev->hard_start_xmit = tg3_start_xmit;
9746
9747 tp->rx_offset = 2;
9748 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
9749 (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0)
9750 tp->rx_offset = 0;
9751
9752 /* By default, disable wake-on-lan. User can change this
9753 * using ETHTOOL_SWOL.
9754 */
9755 tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
9756
9757 return err;
9758}
9759
9760#ifdef CONFIG_SPARC64
9761static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
9762{
9763 struct net_device *dev = tp->dev;
9764 struct pci_dev *pdev = tp->pdev;
9765 struct pcidev_cookie *pcp = pdev->sysdata;
9766
9767 if (pcp != NULL) {
9768 int node = pcp->prom_node;
9769
9770 if (prom_getproplen(node, "local-mac-address") == 6) {
9771 prom_getproperty(node, "local-mac-address",
9772 dev->dev_addr, 6);
2ff43697 9773 memcpy(dev->perm_addr, dev->dev_addr, 6);
1da177e4
LT		 9774 return 0;
9775 }
9776 }
9777 return -ENODEV;
9778}
9779
9780static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp)
9781{
9782 struct net_device *dev = tp->dev;
9783
9784 memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
2ff43697 9785 memcpy(dev->perm_addr, idprom->id_ethaddr, 6);
1da177e4
LT		 9786 return 0;
9787}
9788#endif
9789
9790static int __devinit tg3_get_device_address(struct tg3 *tp)
9791{
9792 struct net_device *dev = tp->dev;
9793 u32 hi, lo, mac_offset;
9794
9795#ifdef CONFIG_SPARC64
9796 if (!tg3_get_macaddr_sparc(tp))
9797 return 0;
9798#endif
9799
9800 mac_offset = 0x7c;
4cf78e4f
MC		 9801 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
9802 !(tp->tg3_flags & TG3_FLG2_SUN_570X)) ||
9803 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
1da177e4
LT		 9804 if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
9805 mac_offset = 0xcc;
9806 if (tg3_nvram_lock(tp))
9807 tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
9808 else
9809 tg3_nvram_unlock(tp);
9810 }
9811
9812 /* First try to get it from MAC address mailbox. */
9813 tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
9814 if ((hi >> 16) == 0x484b) {
9815 dev->dev_addr[0] = (hi >> 8) & 0xff;
9816 dev->dev_addr[1] = (hi >> 0) & 0xff;
9817
9818 tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
9819 dev->dev_addr[2] = (lo >> 24) & 0xff;
9820 dev->dev_addr[3] = (lo >> 16) & 0xff;
9821 dev->dev_addr[4] = (lo >> 8) & 0xff;
9822 dev->dev_addr[5] = (lo >> 0) & 0xff;
9823 }
9824 /* Next, try NVRAM. */
9825 else if (!(tp->tg3_flags & TG3_FLG2_SUN_570X) &&
9826 !tg3_nvram_read(tp, mac_offset + 0, &hi) &&
9827 !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
9828 dev->dev_addr[0] = ((hi >> 16) & 0xff);
9829 dev->dev_addr[1] = ((hi >> 24) & 0xff);
9830 dev->dev_addr[2] = ((lo >> 0) & 0xff);
9831 dev->dev_addr[3] = ((lo >> 8) & 0xff);
9832 dev->dev_addr[4] = ((lo >> 16) & 0xff);
9833 dev->dev_addr[5] = ((lo >> 24) & 0xff);
9834 }
9835 /* Finally just fetch it out of the MAC control regs. */
9836 else {
9837 hi = tr32(MAC_ADDR_0_HIGH);
9838 lo = tr32(MAC_ADDR_0_LOW);
9839
9840 dev->dev_addr[5] = lo & 0xff;
9841 dev->dev_addr[4] = (lo >> 8) & 0xff;
9842 dev->dev_addr[3] = (lo >> 16) & 0xff;
9843 dev->dev_addr[2] = (lo >> 24) & 0xff;
9844 dev->dev_addr[1] = hi & 0xff;
9845 dev->dev_addr[0] = (hi >> 8) & 0xff;
9846 }
9847
9848 if (!is_valid_ether_addr(&dev->dev_addr[0])) {
9849#ifdef CONFIG_SPARC64
9850 if (!tg3_get_default_macaddr_sparc(tp))
9851 return 0;
9852#endif
9853 return -EINVAL;
9854 }
2ff43697 9855 memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
1da177e4
LT		 9856 return 0;
9857}
9858
59e6b434
DM		 9859#define BOUNDARY_SINGLE_CACHELINE 1
9860#define BOUNDARY_MULTI_CACHELINE 2
9861
9862static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
9863{
9864 int cacheline_size;
9865 u8 byte;
9866 int goal;
9867
9868 pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte);
9869 if (byte == 0)
9870 cacheline_size = 1024;
9871 else
9872 cacheline_size = (int) byte * 4;
9873
9874 /* On 5703 and later chips, the boundary bits have no
9875 * effect.
9876 */
9877 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
9878 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 &&
9879 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
9880 goto out;
9881
9882#if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC)
9883 goal = BOUNDARY_MULTI_CACHELINE;
9884#else
9885#if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA)
9886 goal = BOUNDARY_SINGLE_CACHELINE;
9887#else
9888 goal = 0;
9889#endif
9890#endif
9891
9892 if (!goal)
9893 goto out;
9894
9895 /* PCI controllers on most RISC systems tend to disconnect
9896 * when a device tries to burst across a cache-line boundary.
9897 * Therefore, letting tg3 do so just wastes PCI bandwidth.
9898 *
9899 * Unfortunately, for PCI-E there are only limited
9900 * write-side controls for this, and thus for reads
9901 * we will still get the disconnects. We'll also waste
9902 * these PCI cycles for both read and write for chips
9903 * other than 5700 and 5701 which do not implement the
9904 * boundary bits.
9905 */
9906 if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
9907 !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
9908 switch (cacheline_size) {
9909 case 16:
9910 case 32:
9911 case 64:
9912 case 128:
9913 if (goal == BOUNDARY_SINGLE_CACHELINE) {
9914 val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX |
9915 DMA_RWCTRL_WRITE_BNDRY_128_PCIX);
9916 } else {
9917 val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
9918 DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
9919 }
9920 break;
9921
9922 case 256:
9923 val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX |
9924 DMA_RWCTRL_WRITE_BNDRY_256_PCIX);
9925 break;
9926
9927 default:
9928 val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
9929 DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
9930 break;
9931 };
9932 } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
9933 switch (cacheline_size) {
9934 case 16:
9935 case 32:
9936 case 64:
9937 if (goal == BOUNDARY_SINGLE_CACHELINE) {
9938 val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
9939 val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE;
9940 break;
9941 }
9942 /* fallthrough */
9943 case 128:
9944 default:
9945 val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
9946 val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE;
9947 break;
9948 };
9949 } else {
9950 switch (cacheline_size) {
9951 case 16:
9952 if (goal == BOUNDARY_SINGLE_CACHELINE) {
9953 val |= (DMA_RWCTRL_READ_BNDRY_16 |
9954 DMA_RWCTRL_WRITE_BNDRY_16);
9955 break;
9956 }
9957 /* fallthrough */
9958 case 32:
9959 if (goal == BOUNDARY_SINGLE_CACHELINE) {
9960 val |= (DMA_RWCTRL_READ_BNDRY_32 |
9961 DMA_RWCTRL_WRITE_BNDRY_32);
9962 break;
9963 }
9964 /* fallthrough */
9965 case 64:
9966 if (goal == BOUNDARY_SINGLE_CACHELINE) {
9967 val |= (DMA_RWCTRL_READ_BNDRY_64 |
9968 DMA_RWCTRL_WRITE_BNDRY_64);
9969 break;
9970 }
9971 /* fallthrough */
9972 case 128:
9973 if (goal == BOUNDARY_SINGLE_CACHELINE) {
9974 val |= (DMA_RWCTRL_READ_BNDRY_128 |
9975 DMA_RWCTRL_WRITE_BNDRY_128);
9976 break;
9977 }
9978 /* fallthrough */
9979 case 256:
9980 val |= (DMA_RWCTRL_READ_BNDRY_256 |
9981 DMA_RWCTRL_WRITE_BNDRY_256);
9982 break;
9983 case 512:
9984 val |= (DMA_RWCTRL_READ_BNDRY_512 |
9985 DMA_RWCTRL_WRITE_BNDRY_512);
9986 break;
9987 case 1024:
9988 default:
9989 val |= (DMA_RWCTRL_READ_BNDRY_1024 |
9990 DMA_RWCTRL_WRITE_BNDRY_1024);
9991 break;
9992 };
9993 }
9994
9995out:
9996 return val;
9997}
9998
1da177e4
LT		 9999static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device)
10000{
10001 struct tg3_internal_buffer_desc test_desc;
10002 u32 sram_dma_descs;
10003 int i, ret;
10004
10005 sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE;
10006
10007 tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0);
10008 tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0);
10009 tw32(RDMAC_STATUS, 0);
10010 tw32(WDMAC_STATUS, 0);
10011
10012 tw32(BUFMGR_MODE, 0);
10013 tw32(FTQ_RESET, 0);
10014
10015 test_desc.addr_hi = ((u64) buf_dma) >> 32;
10016 test_desc.addr_lo = buf_dma & 0xffffffff;
10017 test_desc.nic_mbuf = 0x00002100;
10018 test_desc.len = size;
10019
10020 /*
10021 * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz
10022 * the *second* time the tg3 driver was getting loaded after an
10023 * initial scan.
10024 *
10025 * Broadcom tells me:
10026 * ...the DMA engine is connected to the GRC block and a DMA
10027 * reset may affect the GRC block in some unpredictable way...
10028 * The behavior of resets to individual blocks has not been tested.
10029 *
10030 * Broadcom noted the GRC reset will also reset all sub-components.
10031 */
10032 if (to_device) {
10033 test_desc.cqid_sqid = (13 << 8) | 2;
10034
10035 tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE);
10036 udelay(40);
10037 } else {
10038 test_desc.cqid_sqid = (16 << 8) | 7;
10039
10040 tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE);
10041 udelay(40);
10042 }
10043 test_desc.flags = 0x00000005;
10044
10045 for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) {
10046 u32 val;
10047
10048 val = *(((u32 *)&test_desc) + i);
10049 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR,
10050 sram_dma_descs + (i * sizeof(u32)));
10051 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
10052 }
10053 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
10054
10055 if (to_device) {
10056 tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs);
10057 } else {
10058 tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs);
10059 }
10060
10061 ret = -ENODEV;
10062 for (i = 0; i < 40; i++) {
10063 u32 val;
10064
10065 if (to_device)
10066 val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ);
10067 else
10068 val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ);
10069 if ((val & 0xffff) == sram_dma_descs) {
10070 ret = 0;
10071 break;
10072 }
10073
10074 udelay(100);
10075 }
10076
10077 return ret;
10078}
10079
ded7340d 10080#define TEST_BUFFER_SIZE 0x2000
1da177e4
LT		 10081
10082static int __devinit tg3_test_dma(struct tg3 *tp)
10083{
10084 dma_addr_t buf_dma;
59e6b434 10085 u32 *buf, saved_dma_rwctrl;
1da177e4
LT		 10086 int ret;
10087
10088 buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma);
10089 if (!buf) {
10090 ret = -ENOMEM;
10091 goto out_nofree;
10092 }
10093
10094 tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
10095 (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT));
10096
59e6b434 10097 tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
1da177e4
LT		 10098
10099 if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
10100 /* DMA read watermark not used on PCIE */
10101 tp->dma_rwctrl |= 0x00180000;
10102 } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
85e94ced
MC		 10103 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
10104 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
1da177e4
LT		 10105 tp->dma_rwctrl |= 0x003f0000;
10106 else
10107 tp->dma_rwctrl |= 0x003f000f;
10108 } else {
10109 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
10110 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
10111 u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f);
10112
10113 if (ccval == 0x6 || ccval == 0x7)
10114 tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
10115
59e6b434 10116 /* Set bit 23 to enable PCIX hw bug fix */
1da177e4 10117 tp->dma_rwctrl |= 0x009f0000;
4cf78e4f
MC		 10118 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
10119 /* 5780 always in PCIX mode */
10120 tp->dma_rwctrl |= 0x00144000;
1da177e4
LT		 10121 } else {
10122 tp->dma_rwctrl |= 0x001b000f;
10123 }
10124 }
10125
10126 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
10127 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
10128 tp->dma_rwctrl &= 0xfffffff0;
10129
10130 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
10131 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
10132 /* Remove this if it causes problems for some boards. */
10133 tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT;
10134
10135 /* On 5700/5701 chips, we need to set this bit.
10136 * Otherwise the chip will issue cacheline transactions
10137 * to streamable DMA memory with not all the byte
10138 * enables turned on. This is an error on several
10139 * RISC PCI controllers, in particular sparc64.
10140 *
10141 * On 5703/5704 chips, this bit has been reassigned
10142 * a different meaning. In particular, it is used
10143 * on those chips to enable a PCI-X workaround.
10144 */
10145 tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;
10146 }
10147
10148 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10149
10150#if 0
10151 /* Unneeded, already done by tg3_get_invariants. */
10152 tg3_switch_clocks(tp);
10153#endif
10154
10155 ret = 0;
10156 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
10157 GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
10158 goto out;
10159
59e6b434
DM		 10160 /* It is best to perform DMA test with maximum write burst size
10161 * to expose the 5700/5701 write DMA bug.
10162 */
10163 saved_dma_rwctrl = tp->dma_rwctrl;
10164 tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
10165 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10166
1da177e4
LT		 10167 while (1) {
10168 u32 *p = buf, i;
10169
10170 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++)
10171 p[i] = i;
10172
10173 /* Send the buffer to the chip. */
10174 ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1);
10175 if (ret) {
10176 printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret);
10177 break;
10178 }
10179
10180#if 0
10181 /* validate data reached card RAM correctly. */
10182 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
10183 u32 val;
10184 tg3_read_mem(tp, 0x2100 + (i*4), &val);
10185 if (le32_to_cpu(val) != p[i]) {
10186 printk(KERN_ERR " tg3_test_dma() Card buffer corrupted on write! (%d != %d)\n", val, i);
10187 /* ret = -ENODEV here? */
10188 }
10189 p[i] = 0;
10190 }
10191#endif
10192 /* Now read it back. */
10193 ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0);
10194 if (ret) {
10195 printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret);
10196
10197 break;
10198 }
10199
10200 /* Verify it. */
10201 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
10202 if (p[i] == i)
10203 continue;
10204
59e6b434
DM		 10205 if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
10206 DMA_RWCTRL_WRITE_BNDRY_16) {
10207 tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
1da177e4
LT		 10208 tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
10209 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10210 break;
10211 } else {
10212 printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i);
10213 ret = -ENODEV;
10214 goto out;
10215 }
10216 }
10217
10218 if (i == (TEST_BUFFER_SIZE / sizeof(u32))) {
10219 /* Success. */
10220 ret = 0;
10221 break;
10222 }
10223 }
59e6b434
DM		 10224 if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
10225 DMA_RWCTRL_WRITE_BNDRY_16) {
6d1cfbab
MC		 10226 static struct pci_device_id dma_wait_state_chipsets[] = {
10227 { PCI_DEVICE(PCI_VENDOR_ID_APPLE,
10228 PCI_DEVICE_ID_APPLE_UNI_N_PCI15) },
10229 { },
10230 };
10231
59e6b434 10232 /* DMA test passed without adjusting DMA boundary,
6d1cfbab
MC		 10233 * now look for chipsets that are known to expose the
10234 * DMA bug without failing the test.
59e6b434 10235 */
6d1cfbab
MC		 10236 if (pci_dev_present(dma_wait_state_chipsets)) {
10237 tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
10238 tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
10239 }
10240 else
10241 /* Safe to use the calculated DMA boundary. */
10242 tp->dma_rwctrl = saved_dma_rwctrl;
10243
59e6b434
DM		 10244 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10245 }
1da177e4
LT		 10246
10247out:
10248 pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma);
10249out_nofree:
10250 return ret;
10251}
10252
10253static void __devinit tg3_init_link_config(struct tg3 *tp)
10254{
10255 tp->link_config.advertising =
10256 (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
10257 ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
10258 ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
10259 ADVERTISED_Autoneg | ADVERTISED_MII);
10260 tp->link_config.speed = SPEED_INVALID;
10261 tp->link_config.duplex = DUPLEX_INVALID;
10262 tp->link_config.autoneg = AUTONEG_ENABLE;
10263 netif_carrier_off(tp->dev);
10264 tp->link_config.active_speed = SPEED_INVALID;
10265 tp->link_config.active_duplex = DUPLEX_INVALID;
10266 tp->link_config.phy_is_low_power = 0;
10267 tp->link_config.orig_speed = SPEED_INVALID;
10268 tp->link_config.orig_duplex = DUPLEX_INVALID;
10269 tp->link_config.orig_autoneg = AUTONEG_INVALID;
10270}
10271
10272static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
10273{
fdfec172
MC		 10274 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
10275 tp->bufmgr_config.mbuf_read_dma_low_water =
10276 DEFAULT_MB_RDMA_LOW_WATER_5705;
10277 tp->bufmgr_config.mbuf_mac_rx_low_water =
10278 DEFAULT_MB_MACRX_LOW_WATER_5705;
10279 tp->bufmgr_config.mbuf_high_water =
10280 DEFAULT_MB_HIGH_WATER_5705;
10281
10282 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
10283 DEFAULT_MB_RDMA_LOW_WATER_JUMBO_5780;
10284 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
10285 DEFAULT_MB_MACRX_LOW_WATER_JUMBO_5780;
10286 tp->bufmgr_config.mbuf_high_water_jumbo =
10287 DEFAULT_MB_HIGH_WATER_JUMBO_5780;
10288 } else {
10289 tp->bufmgr_config.mbuf_read_dma_low_water =
10290 DEFAULT_MB_RDMA_LOW_WATER;
10291 tp->bufmgr_config.mbuf_mac_rx_low_water =
10292 DEFAULT_MB_MACRX_LOW_WATER;
10293 tp->bufmgr_config.mbuf_high_water =
10294 DEFAULT_MB_HIGH_WATER;
10295
10296 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
10297 DEFAULT_MB_RDMA_LOW_WATER_JUMBO;
10298 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
10299 DEFAULT_MB_MACRX_LOW_WATER_JUMBO;
10300 tp->bufmgr_config.mbuf_high_water_jumbo =
10301 DEFAULT_MB_HIGH_WATER_JUMBO;
10302 }
1da177e4
LT		 10303
10304 tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER;
10305 tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER;
10306}
10307
10308static char * __devinit tg3_phy_string(struct tg3 *tp)
10309{
10310 switch (tp->phy_id & PHY_ID_MASK) {
10311 case PHY_ID_BCM5400: return "5400";
10312 case PHY_ID_BCM5401: return "5401";
10313 case PHY_ID_BCM5411: return "5411";
10314 case PHY_ID_BCM5701: return "5701";
10315 case PHY_ID_BCM5703: return "5703";
10316 case PHY_ID_BCM5704: return "5704";
10317 case PHY_ID_BCM5705: return "5705";
10318 case PHY_ID_BCM5750: return "5750";
85e94ced 10319 case PHY_ID_BCM5752: return "5752";
4cf78e4f 10320 case PHY_ID_BCM5780: return "5780";
1da177e4
LT		 10321 case PHY_ID_BCM8002: return "8002/serdes";
10322 case 0: return "serdes";
10323 default: return "unknown";
10324 };
10325}
10326
10327static struct pci_dev * __devinit tg3_find_5704_peer(struct tg3 *tp)
10328{
10329 struct pci_dev *peer;
10330 unsigned int func, devnr = tp->pdev->devfn & ~7;
10331
10332 for (func = 0; func < 8; func++) {
10333 peer = pci_get_slot(tp->pdev->bus, devnr | func);
10334 if (peer && peer != tp->pdev)
10335 break;
10336 pci_dev_put(peer);
10337 }
10338 if (!peer || peer == tp->pdev)
10339 BUG();
10340
10341 /*
10342 * We don't need to keep the refcount elevated; there's no way
10343 * to remove one half of this device without removing the other
10344 */
10345 pci_dev_put(peer);
10346
10347 return peer;
10348}
10349
15f9850d
DM		 10350static void __devinit tg3_init_coal(struct tg3 *tp)
10351{
10352 struct ethtool_coalesce *ec = &tp->coal;
10353
10354 memset(ec, 0, sizeof(*ec));
10355 ec->cmd = ETHTOOL_GCOALESCE;
10356 ec->rx_coalesce_usecs = LOW_RXCOL_TICKS;
10357 ec->tx_coalesce_usecs = LOW_TXCOL_TICKS;
10358 ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES;
10359 ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES;
10360 ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT;
10361 ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT;
10362 ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT;
10363 ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT;
10364 ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS;
10365
10366 if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD |
10367 HOSTCC_MODE_CLRTICK_TXBD)) {
10368 ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS;
10369 ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS;
10370 ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS;
10371 ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS;
10372 }
d244c892
MC		 10373
10374 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
10375 ec->rx_coalesce_usecs_irq = 0;
10376 ec->tx_coalesce_usecs_irq = 0;
10377 ec->stats_block_coalesce_usecs = 0;
10378 }
15f9850d
DM		 10379}
10380
1da177e4
LT		 10381static int __devinit tg3_init_one(struct pci_dev *pdev,
10382 const struct pci_device_id *ent)
10383{
10384 static int tg3_version_printed = 0;
10385 unsigned long tg3reg_base, tg3reg_len;
10386 struct net_device *dev;
10387 struct tg3 *tp;
10388 int i, err, pci_using_dac, pm_cap;
10389
10390 if (tg3_version_printed++ == 0)
10391 printk(KERN_INFO "%s", version);
10392
10393 err = pci_enable_device(pdev);
10394 if (err) {
10395 printk(KERN_ERR PFX "Cannot enable PCI device, "
10396 "aborting.\n");
10397 return err;
10398 }
10399
10400 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
10401 printk(KERN_ERR PFX "Cannot find proper PCI device "
10402 "base address, aborting.\n");
10403 err = -ENODEV;
10404 goto err_out_disable_pdev;
10405 }
10406
10407 err = pci_request_regions(pdev, DRV_MODULE_NAME);
10408 if (err) {
10409 printk(KERN_ERR PFX "Cannot obtain PCI resources, "
10410 "aborting.\n");
10411 goto err_out_disable_pdev;
10412 }
10413
10414 pci_set_master(pdev);
10415
10416 /* Find power-management capability. */
10417 pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
10418 if (pm_cap == 0) {
10419 printk(KERN_ERR PFX "Cannot find PowerManagement capability, "
10420 "aborting.\n");
10421 err = -EIO;
10422 goto err_out_free_res;
10423 }
10424
10425 /* Configure DMA attributes. */
10426 err = pci_set_dma_mask(pdev, 0xffffffffffffffffULL);
10427 if (!err) {
10428 pci_using_dac = 1;
10429 err = pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL);
10430 if (err < 0) {
10431 printk(KERN_ERR PFX "Unable to obtain 64 bit DMA "
10432 "for consistent allocations\n");
10433 goto err_out_free_res;
10434 }
10435 } else {
10436 err = pci_set_dma_mask(pdev, 0xffffffffULL);
10437 if (err) {
10438 printk(KERN_ERR PFX "No usable DMA configuration, "
10439 "aborting.\n");
10440 goto err_out_free_res;
10441 }
10442 pci_using_dac = 0;
10443 }
10444
10445 tg3reg_base = pci_resource_start(pdev, 0);
10446 tg3reg_len = pci_resource_len(pdev, 0);
10447
10448 dev = alloc_etherdev(sizeof(*tp));
10449 if (!dev) {
10450 printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n");
10451 err = -ENOMEM;
10452 goto err_out_free_res;
10453 }
10454
10455 SET_MODULE_OWNER(dev);
10456 SET_NETDEV_DEV(dev, &pdev->dev);
10457
10458 if (pci_using_dac)
10459 dev->features |= NETIF_F_HIGHDMA;
10460 dev->features |= NETIF_F_LLTX;
10461#if TG3_VLAN_TAG_USED
10462 dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
10463 dev->vlan_rx_register = tg3_vlan_rx_register;
10464 dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid;
10465#endif
10466
10467 tp = netdev_priv(dev);
10468 tp->pdev = pdev;
10469 tp->dev = dev;
10470 tp->pm_cap = pm_cap;
10471 tp->mac_mode = TG3_DEF_MAC_MODE;
10472 tp->rx_mode = TG3_DEF_RX_MODE;
10473 tp->tx_mode = TG3_DEF_TX_MODE;
10474 tp->mi_mode = MAC_MI_MODE_BASE;
10475 if (tg3_debug > 0)
10476 tp->msg_enable = tg3_debug;
10477 else
10478 tp->msg_enable = TG3_DEF_MSG_ENABLE;
10479
10480 /* The word/byte swap controls here control register access byte
10481 * swapping. DMA data byte swapping is controlled in the GRC_MODE
10482 * setting below.
10483 */
10484 tp->misc_host_ctrl =
10485 MISC_HOST_CTRL_MASK_PCI_INT |
10486 MISC_HOST_CTRL_WORD_SWAP |
10487 MISC_HOST_CTRL_INDIR_ACCESS |
10488 MISC_HOST_CTRL_PCISTATE_RW;
10489
10490 /* The NONFRM (non-frame) byte/word swap controls take effect
10491 * on descriptor entries, anything which isn't packet data.
10492 *
10493 * The StrongARM chips on the board (one for tx, one for rx)
10494 * are running in big-endian mode.
10495 */
10496 tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
10497 GRC_MODE_WSWAP_NONFRM_DATA);
10498#ifdef __BIG_ENDIAN
10499 tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
10500#endif
10501 spin_lock_init(&tp->lock);
10502 spin_lock_init(&tp->tx_lock);
10503 spin_lock_init(&tp->indirect_lock);
10504 INIT_WORK(&tp->reset_task, tg3_reset_task, tp);
10505
10506 tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len);
10507 if (tp->regs == 0UL) {
10508 printk(KERN_ERR PFX "Cannot map device registers, "
10509 "aborting.\n");
10510 err = -ENOMEM;
10511 goto err_out_free_dev;
10512 }
10513
10514 tg3_init_link_config(tp);
10515
1da177e4
LT		 10516 tp->rx_pending = TG3_DEF_RX_RING_PENDING;
10517 tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
10518 tp->tx_pending = TG3_DEF_TX_RING_PENDING;
10519
10520 dev->open = tg3_open;
10521 dev->stop = tg3_close;
10522 dev->get_stats = tg3_get_stats;
10523 dev->set_multicast_list = tg3_set_rx_mode;
10524 dev->set_mac_address = tg3_set_mac_addr;
10525 dev->do_ioctl = tg3_ioctl;
10526 dev->tx_timeout = tg3_tx_timeout;
10527 dev->poll = tg3_poll;
10528 dev->ethtool_ops = &tg3_ethtool_ops;
10529 dev->weight = 64;
10530 dev->watchdog_timeo = TG3_TX_TIMEOUT;
10531 dev->change_mtu = tg3_change_mtu;
10532 dev->irq = pdev->irq;
10533#ifdef CONFIG_NET_POLL_CONTROLLER
10534 dev->poll_controller = tg3_poll_controller;
10535#endif
10536
10537 err = tg3_get_invariants(tp);
10538 if (err) {
10539 printk(KERN_ERR PFX "Problem fetching invariants of chip, "
10540 "aborting.\n");
10541 goto err_out_iounmap;
10542 }
10543
fdfec172 10544 tg3_init_bufmgr_config(tp);
1da177e4
LT		 10545
10546#if TG3_TSO_SUPPORT != 0
10547 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
10548 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
10549 }
10550 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
10551 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
10552 tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 ||
10553 (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
10554 tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
10555 } else {
10556 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
10557 }
10558
10559 /* TSO is off by default, user can enable using ethtool. */
10560#if 0
10561 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)
10562 dev->features |= NETIF_F_TSO;
10563#endif
10564
10565#endif
10566
10567 if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
10568 !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
10569 !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) {
10570 tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64;
10571 tp->rx_pending = 63;
10572 }
10573
10574 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
10575 tp->pdev_peer = tg3_find_5704_peer(tp);
10576
10577 err = tg3_get_device_address(tp);
10578 if (err) {
10579 printk(KERN_ERR PFX "Could not obtain valid ethernet address, "
10580 "aborting.\n");
10581 goto err_out_iounmap;
10582 }
10583
10584 /*
10585 * Reset chip in case UNDI or EFI driver did not shutdown
10586 * DMA self test will enable WDMAC and we'll see (spurious)
10587 * pending DMA on the PCI bus at that point.
10588 */
10589 if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) ||
10590 (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
10591 pci_save_state(tp->pdev);
10592 tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
944d980e 10593 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
1da177e4
LT		 10594 }
10595
10596 err = tg3_test_dma(tp);
10597 if (err) {
10598 printk(KERN_ERR PFX "DMA engine test failed, aborting.\n");
10599 goto err_out_iounmap;
10600 }
10601
10602 /* Tigon3 can do ipv4 only... and some chips have buggy
10603 * checksumming.
10604 */
10605 if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
10606 dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
10607 tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
10608 } else
10609 tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
10610
10611 if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
10612 dev->features &= ~NETIF_F_HIGHDMA;
10613
10614 /* flow control autonegotiation is default behavior */
10615 tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
10616
15f9850d
DM		 10617 tg3_init_coal(tp);
10618
7d3f4c97
DM		 10619 /* Now that we have fully setup the chip, save away a snapshot
10620 * of the PCI config space. We need to restore this after
10621 * GRC_MISC_CFG core clock resets and some resume events.
10622 */
10623 pci_save_state(tp->pdev);
10624
1da177e4
LT		 10625 err = register_netdev(dev);
10626 if (err) {
10627 printk(KERN_ERR PFX "Cannot register net device, "
10628 "aborting.\n");
10629 goto err_out_iounmap;
10630 }
10631
10632 pci_set_drvdata(pdev, dev);
10633
1da177e4
LT		 10634 printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (PCI%s:%s:%s) %sBaseT Ethernet ",
10635 dev->name,
10636 tp->board_part_number,
10637 tp->pci_chip_rev_id,
10638 tg3_phy_string(tp),
10639 ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "X" : ""),
10640 ((tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED) ?
10641 ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "133MHz" : "66MHz") :
10642 ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "100MHz" : "33MHz")),
10643 ((tp->tg3_flags & TG3_FLAG_PCI_32BIT) ? "32-bit" : "64-bit"),
10644 (tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100" : "10/100/1000");
10645
10646 for (i = 0; i < 6; i++)
10647 printk("%2.2x%c", dev->dev_addr[i],
10648 i == 5 ? '\n' : ':');
10649
10650 printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
10651 "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] "
10652 "TSOcap[%d] \n",
10653 dev->name,
10654 (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
10655 (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
10656 (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
10657 (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
10658 (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0,
10659 (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
10660 (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
59e6b434
DM		 10661 printk(KERN_INFO "%s: dma_rwctrl[%08x]\n",
10662 dev->name, tp->dma_rwctrl);
1da177e4
LT		 10663
10664 return 0;
10665
10666err_out_iounmap:
6892914f
MC		 10667 if (tp->regs) {
10668 iounmap(tp->regs);
22abe310 10669 tp->regs = NULL;
6892914f 10670 }
1da177e4
LT		 10671
10672err_out_free_dev:
10673 free_netdev(dev);
10674
10675err_out_free_res:
10676 pci_release_regions(pdev);
10677
10678err_out_disable_pdev:
10679 pci_disable_device(pdev);
10680 pci_set_drvdata(pdev, NULL);
10681 return err;
10682}
10683
10684static void __devexit tg3_remove_one(struct pci_dev *pdev)
10685{
10686 struct net_device *dev = pci_get_drvdata(pdev);
10687
10688 if (dev) {
10689 struct tg3 *tp = netdev_priv(dev);
10690
10691 unregister_netdev(dev);
6892914f
MC		 10692 if (tp->regs) {
10693 iounmap(tp->regs);
22abe310 10694 tp->regs = NULL;
6892914f 10695 }
1da177e4
LT		 10696 free_netdev(dev);
10697 pci_release_regions(pdev);
10698 pci_disable_device(pdev);
10699 pci_set_drvdata(pdev, NULL);
10700 }
10701}
10702
10703static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
10704{
10705 struct net_device *dev = pci_get_drvdata(pdev);
10706 struct tg3 *tp = netdev_priv(dev);
10707 int err;
10708
10709 if (!netif_running(dev))
10710 return 0;
10711
10712 tg3_netif_stop(tp);
10713
10714 del_timer_sync(&tp->timer);
10715
f47c11ee 10716 tg3_full_lock(tp, 1);
1da177e4 10717 tg3_disable_ints(tp);
f47c11ee 10718 tg3_full_unlock(tp);
1da177e4
LT		 10719
10720 netif_device_detach(dev);
10721
f47c11ee 10722 tg3_full_lock(tp, 0);
944d980e 10723 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
f47c11ee 10724 tg3_full_unlock(tp);
1da177e4
LT		 10725
10726 err = tg3_set_power_state(tp, pci_choose_state(pdev, state));
10727 if (err) {
f47c11ee 10728 tg3_full_lock(tp, 0);
1da177e4
LT		 10729
10730 tg3_init_hw(tp);
10731
10732 tp->timer.expires = jiffies + tp->timer_offset;
10733 add_timer(&tp->timer);
10734
10735 netif_device_attach(dev);
10736 tg3_netif_start(tp);
10737
f47c11ee 10738 tg3_full_unlock(tp);
1da177e4
LT		 10739 }
10740
10741 return err;
10742}
10743
10744static int tg3_resume(struct pci_dev *pdev)
10745{
10746 struct net_device *dev = pci_get_drvdata(pdev);
10747 struct tg3 *tp = netdev_priv(dev);
10748 int err;
10749
10750 if (!netif_running(dev))
10751 return 0;
10752
10753 pci_restore_state(tp->pdev);
10754
10755 err = tg3_set_power_state(tp, 0);
10756 if (err)
10757 return err;
10758
10759 netif_device_attach(dev);
10760
f47c11ee 10761 tg3_full_lock(tp, 0);
1da177e4
LT		 10762
10763 tg3_init_hw(tp);
10764
10765 tp->timer.expires = jiffies + tp->timer_offset;
10766 add_timer(&tp->timer);
10767
1da177e4
LT		 10768 tg3_netif_start(tp);
10769
f47c11ee 10770 tg3_full_unlock(tp);
1da177e4
LT		 10771
10772 return 0;
10773}
10774
10775static struct pci_driver tg3_driver = {
10776 .name = DRV_MODULE_NAME,
10777 .id_table = tg3_pci_tbl,
10778 .probe = tg3_init_one,
10779 .remove = __devexit_p(tg3_remove_one),
10780 .suspend = tg3_suspend,
10781 .resume = tg3_resume
10782};
10783
10784static int __init tg3_init(void)
10785{
10786 return pci_module_init(&tg3_driver);
10787}
10788
10789static void __exit tg3_cleanup(void)
10790{
10791 pci_unregister_driver(&tg3_driver);
10792}
10793
10794module_init(tg3_init);
10795module_exit(tg3_cleanup);
Clone of davem's net-next-2.6 tree