[BNX2]: Possible sparse fixes, take two
[linux-2.6.git] / drivers / net / bnx2.c
1 /* bnx2.c: Broadcom NX2 network driver.
2  *
3  * Copyright (c) 2004, 2005 Broadcom Corporation
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation.
8  *
9  * Written by: Michael Chan  (mchan@broadcom.com)
10  */
11
12 #include "bnx2.h"
13 #include "bnx2_fw.h"
14
15 #define DRV_MODULE_NAME         "bnx2"
16 #define PFX DRV_MODULE_NAME     ": "
17 #define DRV_MODULE_VERSION      "1.2.19"
18 #define DRV_MODULE_RELDATE      "May 23, 2005"
19
20 #define RUN_AT(x) (jiffies + (x))
21
22 /* Time in jiffies before concluding the transmitter is hung. */
23 #define TX_TIMEOUT  (5*HZ)
24
25 static char version[] __devinitdata =
26         "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
27
28 MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>");
29 MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706 Driver");
30 MODULE_LICENSE("GPL");
31 MODULE_VERSION(DRV_MODULE_VERSION);
32
33 static int disable_msi = 0;
34
35 module_param(disable_msi, int, 0);
36 MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)");
37
38 typedef enum {
39         BCM5706 = 0,
40         NC370T,
41         NC370I,
42         BCM5706S,
43         NC370F,
44 } board_t;
45
46 /* indexed by board_t, above */
47 static struct {
48         char *name;
49 } board_info[] __devinitdata = {
50         { "Broadcom NetXtreme II BCM5706 1000Base-T" },
51         { "HP NC370T Multifunction Gigabit Server Adapter" },
52         { "HP NC370i Multifunction Gigabit Server Adapter" },
53         { "Broadcom NetXtreme II BCM5706 1000Base-SX" },
54         { "HP NC370F Multifunction Gigabit Server Adapter" },
55         };
56
57 static struct pci_device_id bnx2_pci_tbl[] = {
58         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706,
59           PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T },
60         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706,
61           PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I },
62         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706,
63           PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 },
64         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S,
65           PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F },
66         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S,
67           PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S },
68         { 0, }
69 };
70
71 static struct flash_spec flash_table[] =
72 {
73         /* Slow EEPROM */
74         {0x00000000, 0x40030380, 0x009f0081, 0xa184a053, 0xaf000400,
75          1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE,
76          SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE,
77          "EEPROM - slow"},
78         /* Fast EEPROM */
79         {0x02000000, 0x62008380, 0x009f0081, 0xa184a053, 0xaf000400,
80          1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE,
81          SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE,
82          "EEPROM - fast"},
83         /* ATMEL AT45DB011B (buffered flash) */
84         {0x02000003, 0x6e008173, 0x00570081, 0x68848353, 0xaf000400,
85          1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE,
86          BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE,
87          "Buffered flash"},
88         /* Saifun SA25F005 (non-buffered flash) */
89         /* strap, cfg1, & write1 need updates */
90         {0x01000003, 0x5f008081, 0x00050081, 0x03840253, 0xaf020406,
91          0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
92          SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE,
93          "Non-buffered flash (64kB)"},
94         /* Saifun SA25F010 (non-buffered flash) */
95         /* strap, cfg1, & write1 need updates */
96         {0x00000001, 0x47008081, 0x00050081, 0x03840253, 0xaf020406,
97          0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
98          SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2,
99          "Non-buffered flash (128kB)"},
100         /* Saifun SA25F020 (non-buffered flash) */
101         /* strap, cfg1, & write1 need updates */
102         {0x00000003, 0x4f008081, 0x00050081, 0x03840253, 0xaf020406,
103          0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
104          SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4,
105          "Non-buffered flash (256kB)"},
106 };
107
108 MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl);
109
110 static u32
111 bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset)
112 {
113         REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset);
114         return (REG_RD(bp, BNX2_PCICFG_REG_WINDOW));
115 }
116
117 static void
118 bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val)
119 {
120         REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset);
121         REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val);
122 }
123
124 static void
125 bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val)
126 {
127         offset += cid_addr;
128         REG_WR(bp, BNX2_CTX_DATA_ADR, offset);
129         REG_WR(bp, BNX2_CTX_DATA, val);
130 }
131
132 static int
133 bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val)
134 {
135         u32 val1;
136         int i, ret;
137
138         if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
139                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
140                 val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL;
141
142                 REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
143                 REG_RD(bp, BNX2_EMAC_MDIO_MODE);
144
145                 udelay(40);
146         }
147
148         val1 = (bp->phy_addr << 21) | (reg << 16) |
149                 BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT |
150                 BNX2_EMAC_MDIO_COMM_START_BUSY;
151         REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1);
152
153         for (i = 0; i < 50; i++) {
154                 udelay(10);
155
156                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM);
157                 if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) {
158                         udelay(5);
159
160                         val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM);
161                         val1 &= BNX2_EMAC_MDIO_COMM_DATA;
162
163                         break;
164                 }
165         }
166
167         if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) {
168                 *val = 0x0;
169                 ret = -EBUSY;
170         }
171         else {
172                 *val = val1;
173                 ret = 0;
174         }
175
176         if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
177                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
178                 val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL;
179
180                 REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
181                 REG_RD(bp, BNX2_EMAC_MDIO_MODE);
182
183                 udelay(40);
184         }
185
186         return ret;
187 }
188
189 static int
190 bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val)
191 {
192         u32 val1;
193         int i, ret;
194
195         if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
196                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
197                 val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL;
198
199                 REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
200                 REG_RD(bp, BNX2_EMAC_MDIO_MODE);
201
202                 udelay(40);
203         }
204
205         val1 = (bp->phy_addr << 21) | (reg << 16) | val |
206                 BNX2_EMAC_MDIO_COMM_COMMAND_WRITE |
207                 BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT;
208         REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1);
209     
210         for (i = 0; i < 50; i++) {
211                 udelay(10);
212
213                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM);
214                 if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) {
215                         udelay(5);
216                         break;
217                 }
218         }
219
220         if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)
221                 ret = -EBUSY;
222         else
223                 ret = 0;
224
225         if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
226                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
227                 val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL;
228
229                 REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
230                 REG_RD(bp, BNX2_EMAC_MDIO_MODE);
231
232                 udelay(40);
233         }
234
235         return ret;
236 }
237
238 static void
239 bnx2_disable_int(struct bnx2 *bp)
240 {
241         REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
242                BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
243         REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD);
244 }
245
246 static void
247 bnx2_enable_int(struct bnx2 *bp)
248 {
249         u32 val;
250
251         REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
252                BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | bp->last_status_idx);
253
254         val = REG_RD(bp, BNX2_HC_COMMAND);
255         REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW);
256 }
257
258 static void
259 bnx2_disable_int_sync(struct bnx2 *bp)
260 {
261         atomic_inc(&bp->intr_sem);
262         bnx2_disable_int(bp);
263         synchronize_irq(bp->pdev->irq);
264 }
265
266 static void
267 bnx2_netif_stop(struct bnx2 *bp)
268 {
269         bnx2_disable_int_sync(bp);
270         if (netif_running(bp->dev)) {
271                 netif_poll_disable(bp->dev);
272                 netif_tx_disable(bp->dev);
273                 bp->dev->trans_start = jiffies; /* prevent tx timeout */
274         }
275 }
276
277 static void
278 bnx2_netif_start(struct bnx2 *bp)
279 {
280         if (atomic_dec_and_test(&bp->intr_sem)) {
281                 if (netif_running(bp->dev)) {
282                         netif_wake_queue(bp->dev);
283                         netif_poll_enable(bp->dev);
284                         bnx2_enable_int(bp);
285                 }
286         }
287 }
288
289 static void
290 bnx2_free_mem(struct bnx2 *bp)
291 {
292         if (bp->stats_blk) {
293                 pci_free_consistent(bp->pdev, sizeof(struct statistics_block),
294                                     bp->stats_blk, bp->stats_blk_mapping);
295                 bp->stats_blk = NULL;
296         }
297         if (bp->status_blk) {
298                 pci_free_consistent(bp->pdev, sizeof(struct status_block),
299                                     bp->status_blk, bp->status_blk_mapping);
300                 bp->status_blk = NULL;
301         }
302         if (bp->tx_desc_ring) {
303                 pci_free_consistent(bp->pdev,
304                                     sizeof(struct tx_bd) * TX_DESC_CNT,
305                                     bp->tx_desc_ring, bp->tx_desc_mapping);
306                 bp->tx_desc_ring = NULL;
307         }
308         if (bp->tx_buf_ring) {
309                 kfree(bp->tx_buf_ring);
310                 bp->tx_buf_ring = NULL;
311         }
312         if (bp->rx_desc_ring) {
313                 pci_free_consistent(bp->pdev,
314                                     sizeof(struct rx_bd) * RX_DESC_CNT,
315                                     bp->rx_desc_ring, bp->rx_desc_mapping);
316                 bp->rx_desc_ring = NULL;
317         }
318         if (bp->rx_buf_ring) {
319                 kfree(bp->rx_buf_ring);
320                 bp->rx_buf_ring = NULL;
321         }
322 }
323
324 static int
325 bnx2_alloc_mem(struct bnx2 *bp)
326 {
327         bp->tx_buf_ring = kmalloc(sizeof(struct sw_bd) * TX_DESC_CNT,
328                                      GFP_KERNEL);
329         if (bp->tx_buf_ring == NULL)
330                 return -ENOMEM;
331
332         memset(bp->tx_buf_ring, 0, sizeof(struct sw_bd) * TX_DESC_CNT);
333         bp->tx_desc_ring = pci_alloc_consistent(bp->pdev,
334                                                 sizeof(struct tx_bd) *
335                                                 TX_DESC_CNT,
336                                                 &bp->tx_desc_mapping);
337         if (bp->tx_desc_ring == NULL)
338                 goto alloc_mem_err;
339
340         bp->rx_buf_ring = kmalloc(sizeof(struct sw_bd) * RX_DESC_CNT,
341                                      GFP_KERNEL);
342         if (bp->rx_buf_ring == NULL)
343                 goto alloc_mem_err;
344
345         memset(bp->rx_buf_ring, 0, sizeof(struct sw_bd) * RX_DESC_CNT);
346         bp->rx_desc_ring = pci_alloc_consistent(bp->pdev,
347                                                 sizeof(struct rx_bd) *
348                                                 RX_DESC_CNT,
349                                                 &bp->rx_desc_mapping);
350         if (bp->rx_desc_ring == NULL)
351                 goto alloc_mem_err;
352
353         bp->status_blk = pci_alloc_consistent(bp->pdev,
354                                               sizeof(struct status_block),
355                                               &bp->status_blk_mapping);
356         if (bp->status_blk == NULL)
357                 goto alloc_mem_err;
358
359         memset(bp->status_blk, 0, sizeof(struct status_block));
360
361         bp->stats_blk = pci_alloc_consistent(bp->pdev,
362                                              sizeof(struct statistics_block),
363                                              &bp->stats_blk_mapping);
364         if (bp->stats_blk == NULL)
365                 goto alloc_mem_err;
366
367         memset(bp->stats_blk, 0, sizeof(struct statistics_block));
368
369         return 0;
370
371 alloc_mem_err:
372         bnx2_free_mem(bp);
373         return -ENOMEM;
374 }
375
376 static void
377 bnx2_report_link(struct bnx2 *bp)
378 {
379         if (bp->link_up) {
380                 netif_carrier_on(bp->dev);
381                 printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name);
382
383                 printk("%d Mbps ", bp->line_speed);
384
385                 if (bp->duplex == DUPLEX_FULL)
386                         printk("full duplex");
387                 else
388                         printk("half duplex");
389
390                 if (bp->flow_ctrl) {
391                         if (bp->flow_ctrl & FLOW_CTRL_RX) {
392                                 printk(", receive ");
393                                 if (bp->flow_ctrl & FLOW_CTRL_TX)
394                                         printk("& transmit ");
395                         }
396                         else {
397                                 printk(", transmit ");
398                         }
399                         printk("flow control ON");
400                 }
401                 printk("\n");
402         }
403         else {
404                 netif_carrier_off(bp->dev);
405                 printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name);
406         }
407 }
408
409 static void
410 bnx2_resolve_flow_ctrl(struct bnx2 *bp)
411 {
412         u32 local_adv, remote_adv;
413
414         bp->flow_ctrl = 0;
415         if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != 
416                 (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) {
417
418                 if (bp->duplex == DUPLEX_FULL) {
419                         bp->flow_ctrl = bp->req_flow_ctrl;
420                 }
421                 return;
422         }
423
424         if (bp->duplex != DUPLEX_FULL) {
425                 return;
426         }
427
428         bnx2_read_phy(bp, MII_ADVERTISE, &local_adv);
429         bnx2_read_phy(bp, MII_LPA, &remote_adv);
430
431         if (bp->phy_flags & PHY_SERDES_FLAG) {
432                 u32 new_local_adv = 0;
433                 u32 new_remote_adv = 0;
434
435                 if (local_adv & ADVERTISE_1000XPAUSE)
436                         new_local_adv |= ADVERTISE_PAUSE_CAP;
437                 if (local_adv & ADVERTISE_1000XPSE_ASYM)
438                         new_local_adv |= ADVERTISE_PAUSE_ASYM;
439                 if (remote_adv & ADVERTISE_1000XPAUSE)
440                         new_remote_adv |= ADVERTISE_PAUSE_CAP;
441                 if (remote_adv & ADVERTISE_1000XPSE_ASYM)
442                         new_remote_adv |= ADVERTISE_PAUSE_ASYM;
443
444                 local_adv = new_local_adv;
445                 remote_adv = new_remote_adv;
446         }
447
448         /* See Table 28B-3 of 802.3ab-1999 spec. */
449         if (local_adv & ADVERTISE_PAUSE_CAP) {
450                 if(local_adv & ADVERTISE_PAUSE_ASYM) {
451                         if (remote_adv & ADVERTISE_PAUSE_CAP) {
452                                 bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX;
453                         }
454                         else if (remote_adv & ADVERTISE_PAUSE_ASYM) {
455                                 bp->flow_ctrl = FLOW_CTRL_RX;
456                         }
457                 }
458                 else {
459                         if (remote_adv & ADVERTISE_PAUSE_CAP) {
460                                 bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX;
461                         }
462                 }
463         }
464         else if (local_adv & ADVERTISE_PAUSE_ASYM) {
465                 if ((remote_adv & ADVERTISE_PAUSE_CAP) &&
466                         (remote_adv & ADVERTISE_PAUSE_ASYM)) {
467
468                         bp->flow_ctrl = FLOW_CTRL_TX;
469                 }
470         }
471 }
472
473 static int
474 bnx2_serdes_linkup(struct bnx2 *bp)
475 {
476         u32 bmcr, local_adv, remote_adv, common;
477
478         bp->link_up = 1;
479         bp->line_speed = SPEED_1000;
480
481         bnx2_read_phy(bp, MII_BMCR, &bmcr);
482         if (bmcr & BMCR_FULLDPLX) {
483                 bp->duplex = DUPLEX_FULL;
484         }
485         else {
486                 bp->duplex = DUPLEX_HALF;
487         }
488
489         if (!(bmcr & BMCR_ANENABLE)) {
490                 return 0;
491         }
492
493         bnx2_read_phy(bp, MII_ADVERTISE, &local_adv);
494         bnx2_read_phy(bp, MII_LPA, &remote_adv);
495
496         common = local_adv & remote_adv;
497         if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) {
498
499                 if (common & ADVERTISE_1000XFULL) {
500                         bp->duplex = DUPLEX_FULL;
501                 }
502                 else {
503                         bp->duplex = DUPLEX_HALF;
504                 }
505         }
506
507         return 0;
508 }
509
510 static int
511 bnx2_copper_linkup(struct bnx2 *bp)
512 {
513         u32 bmcr;
514
515         bnx2_read_phy(bp, MII_BMCR, &bmcr);
516         if (bmcr & BMCR_ANENABLE) {
517                 u32 local_adv, remote_adv, common;
518
519                 bnx2_read_phy(bp, MII_CTRL1000, &local_adv);
520                 bnx2_read_phy(bp, MII_STAT1000, &remote_adv);
521
522                 common = local_adv & (remote_adv >> 2);
523                 if (common & ADVERTISE_1000FULL) {
524                         bp->line_speed = SPEED_1000;
525                         bp->duplex = DUPLEX_FULL;
526                 }
527                 else if (common & ADVERTISE_1000HALF) {
528                         bp->line_speed = SPEED_1000;
529                         bp->duplex = DUPLEX_HALF;
530                 }
531                 else {
532                         bnx2_read_phy(bp, MII_ADVERTISE, &local_adv);
533                         bnx2_read_phy(bp, MII_LPA, &remote_adv);
534
535                         common = local_adv & remote_adv;
536                         if (common & ADVERTISE_100FULL) {
537                                 bp->line_speed = SPEED_100;
538                                 bp->duplex = DUPLEX_FULL;
539                         }
540                         else if (common & ADVERTISE_100HALF) {
541                                 bp->line_speed = SPEED_100;
542                                 bp->duplex = DUPLEX_HALF;
543                         }
544                         else if (common & ADVERTISE_10FULL) {
545                                 bp->line_speed = SPEED_10;
546                                 bp->duplex = DUPLEX_FULL;
547                         }
548                         else if (common & ADVERTISE_10HALF) {
549                                 bp->line_speed = SPEED_10;
550                                 bp->duplex = DUPLEX_HALF;
551                         }
552                         else {
553                                 bp->line_speed = 0;
554                                 bp->link_up = 0;
555                         }
556                 }
557         }
558         else {
559                 if (bmcr & BMCR_SPEED100) {
560                         bp->line_speed = SPEED_100;
561                 }
562                 else {
563                         bp->line_speed = SPEED_10;
564                 }
565                 if (bmcr & BMCR_FULLDPLX) {
566                         bp->duplex = DUPLEX_FULL;
567                 }
568                 else {
569                         bp->duplex = DUPLEX_HALF;
570                 }
571         }
572
573         return 0;
574 }
575
576 static int
577 bnx2_set_mac_link(struct bnx2 *bp)
578 {
579         u32 val;
580
581         REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620);
582         if (bp->link_up && (bp->line_speed == SPEED_1000) &&
583                 (bp->duplex == DUPLEX_HALF)) {
584                 REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff);
585         }
586
587         /* Configure the EMAC mode register. */
588         val = REG_RD(bp, BNX2_EMAC_MODE);
589
590         val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX |
591                 BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK);
592
593         if (bp->link_up) {
594                 if (bp->line_speed != SPEED_1000)
595                         val |= BNX2_EMAC_MODE_PORT_MII;
596                 else
597                         val |= BNX2_EMAC_MODE_PORT_GMII;
598         }
599         else {
600                 val |= BNX2_EMAC_MODE_PORT_GMII;
601         }
602
603         /* Set the MAC to operate in the appropriate duplex mode. */
604         if (bp->duplex == DUPLEX_HALF)
605                 val |= BNX2_EMAC_MODE_HALF_DUPLEX;
606         REG_WR(bp, BNX2_EMAC_MODE, val);
607
608         /* Enable/disable rx PAUSE. */
609         bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN;
610
611         if (bp->flow_ctrl & FLOW_CTRL_RX)
612                 bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN;
613         REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode);
614
615         /* Enable/disable tx PAUSE. */
616         val = REG_RD(bp, BNX2_EMAC_TX_MODE);
617         val &= ~BNX2_EMAC_TX_MODE_FLOW_EN;
618
619         if (bp->flow_ctrl & FLOW_CTRL_TX)
620                 val |= BNX2_EMAC_TX_MODE_FLOW_EN;
621         REG_WR(bp, BNX2_EMAC_TX_MODE, val);
622
623         /* Acknowledge the interrupt. */
624         REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE);
625
626         return 0;
627 }
628
629 static int
630 bnx2_set_link(struct bnx2 *bp)
631 {
632         u32 bmsr;
633         u8 link_up;
634
635         if (bp->loopback == MAC_LOOPBACK) {
636                 bp->link_up = 1;
637                 return 0;
638         }
639
640         link_up = bp->link_up;
641
642         bnx2_read_phy(bp, MII_BMSR, &bmsr);
643         bnx2_read_phy(bp, MII_BMSR, &bmsr);
644
645         if ((bp->phy_flags & PHY_SERDES_FLAG) &&
646             (CHIP_NUM(bp) == CHIP_NUM_5706)) {
647                 u32 val;
648
649                 val = REG_RD(bp, BNX2_EMAC_STATUS);
650                 if (val & BNX2_EMAC_STATUS_LINK)
651                         bmsr |= BMSR_LSTATUS;
652                 else
653                         bmsr &= ~BMSR_LSTATUS;
654         }
655
656         if (bmsr & BMSR_LSTATUS) {
657                 bp->link_up = 1;
658
659                 if (bp->phy_flags & PHY_SERDES_FLAG) {
660                         bnx2_serdes_linkup(bp);
661                 }
662                 else {
663                         bnx2_copper_linkup(bp);
664                 }
665                 bnx2_resolve_flow_ctrl(bp);
666         }
667         else {
668                 if ((bp->phy_flags & PHY_SERDES_FLAG) &&
669                         (bp->autoneg & AUTONEG_SPEED)) {
670
671                         u32 bmcr;
672
673                         bnx2_read_phy(bp, MII_BMCR, &bmcr);
674                         if (!(bmcr & BMCR_ANENABLE)) {
675                                 bnx2_write_phy(bp, MII_BMCR, bmcr |
676                                         BMCR_ANENABLE);
677                         }
678                 }
679                 bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
680                 bp->link_up = 0;
681         }
682
683         if (bp->link_up != link_up) {
684                 bnx2_report_link(bp);
685         }
686
687         bnx2_set_mac_link(bp);
688
689         return 0;
690 }
691
692 static int
693 bnx2_reset_phy(struct bnx2 *bp)
694 {
695         int i;
696         u32 reg;
697
698         bnx2_write_phy(bp, MII_BMCR, BMCR_RESET);
699
700 #define PHY_RESET_MAX_WAIT 100
701         for (i = 0; i < PHY_RESET_MAX_WAIT; i++) {
702                 udelay(10);
703
704                 bnx2_read_phy(bp, MII_BMCR, &reg);
705                 if (!(reg & BMCR_RESET)) {
706                         udelay(20);
707                         break;
708                 }
709         }
710         if (i == PHY_RESET_MAX_WAIT) {
711                 return -EBUSY;
712         }
713         return 0;
714 }
715
716 static u32
717 bnx2_phy_get_pause_adv(struct bnx2 *bp)
718 {
719         u32 adv = 0;
720
721         if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) ==
722                 (FLOW_CTRL_RX | FLOW_CTRL_TX)) {
723
724                 if (bp->phy_flags & PHY_SERDES_FLAG) {
725                         adv = ADVERTISE_1000XPAUSE;
726                 }
727                 else {
728                         adv = ADVERTISE_PAUSE_CAP;
729                 }
730         }
731         else if (bp->req_flow_ctrl & FLOW_CTRL_TX) {
732                 if (bp->phy_flags & PHY_SERDES_FLAG) {
733                         adv = ADVERTISE_1000XPSE_ASYM;
734                 }
735                 else {
736                         adv = ADVERTISE_PAUSE_ASYM;
737                 }
738         }
739         else if (bp->req_flow_ctrl & FLOW_CTRL_RX) {
740                 if (bp->phy_flags & PHY_SERDES_FLAG) {
741                         adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM;
742                 }
743                 else {
744                         adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
745                 }
746         }
747         return adv;
748 }
749
750 static int
751 bnx2_setup_serdes_phy(struct bnx2 *bp)
752 {
753         u32 adv, bmcr;
754         u32 new_adv = 0;
755
756         if (!(bp->autoneg & AUTONEG_SPEED)) {
757                 u32 new_bmcr;
758
759                 bnx2_read_phy(bp, MII_BMCR, &bmcr);
760                 new_bmcr = bmcr & ~BMCR_ANENABLE;
761                 new_bmcr |= BMCR_SPEED1000;
762                 if (bp->req_duplex == DUPLEX_FULL) {
763                         new_bmcr |= BMCR_FULLDPLX;
764                 }
765                 else {
766                         new_bmcr &= ~BMCR_FULLDPLX;
767                 }
768                 if (new_bmcr != bmcr) {
769                         /* Force a link down visible on the other side */
770                         if (bp->link_up) {
771                                 bnx2_read_phy(bp, MII_ADVERTISE, &adv);
772                                 adv &= ~(ADVERTISE_1000XFULL |
773                                         ADVERTISE_1000XHALF);
774                                 bnx2_write_phy(bp, MII_ADVERTISE, adv);
775                                 bnx2_write_phy(bp, MII_BMCR, bmcr |
776                                         BMCR_ANRESTART | BMCR_ANENABLE);
777
778                                 bp->link_up = 0;
779                                 netif_carrier_off(bp->dev);
780                         }
781                         bnx2_write_phy(bp, MII_BMCR, new_bmcr);
782                 }
783                 return 0;
784         }
785
786         if (bp->advertising & ADVERTISED_1000baseT_Full)
787                 new_adv |= ADVERTISE_1000XFULL;
788
789         new_adv |= bnx2_phy_get_pause_adv(bp);
790
791         bnx2_read_phy(bp, MII_ADVERTISE, &adv);
792         bnx2_read_phy(bp, MII_BMCR, &bmcr);
793
794         bp->serdes_an_pending = 0;
795         if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) {
796                 /* Force a link down visible on the other side */
797                 if (bp->link_up) {
798                         int i;
799
800                         bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK);
801                         for (i = 0; i < 110; i++) {
802                                 udelay(100);
803                         }
804                 }
805
806                 bnx2_write_phy(bp, MII_ADVERTISE, new_adv);
807                 bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART |
808                         BMCR_ANENABLE);
809                 bp->serdes_an_pending = SERDES_AN_TIMEOUT / bp->timer_interval;
810         }
811
812         return 0;
813 }
814
815 #define ETHTOOL_ALL_FIBRE_SPEED                                         \
816         (ADVERTISED_1000baseT_Full)
817
818 #define ETHTOOL_ALL_COPPER_SPEED                                        \
819         (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |            \
820         ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |           \
821         ADVERTISED_1000baseT_Full)
822
823 #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \
824         ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA)
825         
826 #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL)
827
828 static int
829 bnx2_setup_copper_phy(struct bnx2 *bp)
830 {
831         u32 bmcr;
832         u32 new_bmcr;
833
834         bnx2_read_phy(bp, MII_BMCR, &bmcr);
835
836         if (bp->autoneg & AUTONEG_SPEED) {
837                 u32 adv_reg, adv1000_reg;
838                 u32 new_adv_reg = 0;
839                 u32 new_adv1000_reg = 0;
840
841                 bnx2_read_phy(bp, MII_ADVERTISE, &adv_reg);
842                 adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP |
843                         ADVERTISE_PAUSE_ASYM);
844
845                 bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg);
846                 adv1000_reg &= PHY_ALL_1000_SPEED;
847
848                 if (bp->advertising & ADVERTISED_10baseT_Half)
849                         new_adv_reg |= ADVERTISE_10HALF;
850                 if (bp->advertising & ADVERTISED_10baseT_Full)
851                         new_adv_reg |= ADVERTISE_10FULL;
852                 if (bp->advertising & ADVERTISED_100baseT_Half)
853                         new_adv_reg |= ADVERTISE_100HALF;
854                 if (bp->advertising & ADVERTISED_100baseT_Full)
855                         new_adv_reg |= ADVERTISE_100FULL;
856                 if (bp->advertising & ADVERTISED_1000baseT_Full)
857                         new_adv1000_reg |= ADVERTISE_1000FULL;
858                 
859                 new_adv_reg |= ADVERTISE_CSMA;
860
861                 new_adv_reg |= bnx2_phy_get_pause_adv(bp);
862
863                 if ((adv1000_reg != new_adv1000_reg) ||
864                         (adv_reg != new_adv_reg) ||
865                         ((bmcr & BMCR_ANENABLE) == 0)) {
866
867                         bnx2_write_phy(bp, MII_ADVERTISE, new_adv_reg);
868                         bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg);
869                         bnx2_write_phy(bp, MII_BMCR, BMCR_ANRESTART |
870                                 BMCR_ANENABLE);
871                 }
872                 else if (bp->link_up) {
873                         /* Flow ctrl may have changed from auto to forced */
874                         /* or vice-versa. */
875
876                         bnx2_resolve_flow_ctrl(bp);
877                         bnx2_set_mac_link(bp);
878                 }
879                 return 0;
880         }
881
882         new_bmcr = 0;
883         if (bp->req_line_speed == SPEED_100) {
884                 new_bmcr |= BMCR_SPEED100;
885         }
886         if (bp->req_duplex == DUPLEX_FULL) {
887                 new_bmcr |= BMCR_FULLDPLX;
888         }
889         if (new_bmcr != bmcr) {
890                 u32 bmsr;
891                 int i = 0;
892
893                 bnx2_read_phy(bp, MII_BMSR, &bmsr);
894                 bnx2_read_phy(bp, MII_BMSR, &bmsr);
895                 
896                 if (bmsr & BMSR_LSTATUS) {
897                         /* Force link down */
898                         bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK);
899                         do {
900                                 udelay(100);
901                                 bnx2_read_phy(bp, MII_BMSR, &bmsr);
902                                 bnx2_read_phy(bp, MII_BMSR, &bmsr);
903                                 i++;
904                         } while ((bmsr & BMSR_LSTATUS) && (i < 620));
905                 }
906
907                 bnx2_write_phy(bp, MII_BMCR, new_bmcr);
908
909                 /* Normally, the new speed is setup after the link has
910                  * gone down and up again. In some cases, link will not go
911                  * down so we need to set up the new speed here.
912                  */
913                 if (bmsr & BMSR_LSTATUS) {
914                         bp->line_speed = bp->req_line_speed;
915                         bp->duplex = bp->req_duplex;
916                         bnx2_resolve_flow_ctrl(bp);
917                         bnx2_set_mac_link(bp);
918                 }
919         }
920         return 0;
921 }
922
923 static int
924 bnx2_setup_phy(struct bnx2 *bp)
925 {
926         if (bp->loopback == MAC_LOOPBACK)
927                 return 0;
928
929         if (bp->phy_flags & PHY_SERDES_FLAG) {
930                 return (bnx2_setup_serdes_phy(bp));
931         }
932         else {
933                 return (bnx2_setup_copper_phy(bp));
934         }
935 }
936
937 static int
938 bnx2_init_serdes_phy(struct bnx2 *bp)
939 {
940         bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
941
942         if (CHIP_NUM(bp) == CHIP_NUM_5706) {
943                 REG_WR(bp, BNX2_MISC_UNUSED0, 0x300);
944         }
945
946         if (bp->dev->mtu > 1500) {
947                 u32 val;
948
949                 /* Set extended packet length bit */
950                 bnx2_write_phy(bp, 0x18, 0x7);
951                 bnx2_read_phy(bp, 0x18, &val);
952                 bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000);
953
954                 bnx2_write_phy(bp, 0x1c, 0x6c00);
955                 bnx2_read_phy(bp, 0x1c, &val);
956                 bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02);
957         }
958         else {
959                 u32 val;
960
961                 bnx2_write_phy(bp, 0x18, 0x7);
962                 bnx2_read_phy(bp, 0x18, &val);
963                 bnx2_write_phy(bp, 0x18, val & ~0x4007);
964
965                 bnx2_write_phy(bp, 0x1c, 0x6c00);
966                 bnx2_read_phy(bp, 0x1c, &val);
967                 bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00);
968         }
969
970         return 0;
971 }
972
973 static int
974 bnx2_init_copper_phy(struct bnx2 *bp)
975 {
976         bp->phy_flags |= PHY_CRC_FIX_FLAG;
977
978         if (bp->phy_flags & PHY_CRC_FIX_FLAG) {
979                 bnx2_write_phy(bp, 0x18, 0x0c00);
980                 bnx2_write_phy(bp, 0x17, 0x000a);
981                 bnx2_write_phy(bp, 0x15, 0x310b);
982                 bnx2_write_phy(bp, 0x17, 0x201f);
983                 bnx2_write_phy(bp, 0x15, 0x9506);
984                 bnx2_write_phy(bp, 0x17, 0x401f);
985                 bnx2_write_phy(bp, 0x15, 0x14e2);
986                 bnx2_write_phy(bp, 0x18, 0x0400);
987         }
988
989         if (bp->dev->mtu > 1500) {
990                 u32 val;
991
992                 /* Set extended packet length bit */
993                 bnx2_write_phy(bp, 0x18, 0x7);
994                 bnx2_read_phy(bp, 0x18, &val);
995                 bnx2_write_phy(bp, 0x18, val | 0x4000);
996
997                 bnx2_read_phy(bp, 0x10, &val);
998                 bnx2_write_phy(bp, 0x10, val | 0x1);
999         }
1000         else {
1001                 u32 val;
1002
1003                 bnx2_write_phy(bp, 0x18, 0x7);
1004                 bnx2_read_phy(bp, 0x18, &val);
1005                 bnx2_write_phy(bp, 0x18, val & ~0x4007);
1006
1007                 bnx2_read_phy(bp, 0x10, &val);
1008                 bnx2_write_phy(bp, 0x10, val & ~0x1);
1009         }
1010
1011         return 0;
1012 }
1013
1014
1015 static int
1016 bnx2_init_phy(struct bnx2 *bp)
1017 {
1018         u32 val;
1019         int rc = 0;
1020
1021         bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG;
1022         bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG;
1023
1024         REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK);
1025
1026         bnx2_reset_phy(bp);
1027
1028         bnx2_read_phy(bp, MII_PHYSID1, &val);
1029         bp->phy_id = val << 16;
1030         bnx2_read_phy(bp, MII_PHYSID2, &val);
1031         bp->phy_id |= val & 0xffff;
1032
1033         if (bp->phy_flags & PHY_SERDES_FLAG) {
1034                 rc = bnx2_init_serdes_phy(bp);
1035         }
1036         else {
1037                 rc = bnx2_init_copper_phy(bp);
1038         }
1039
1040         bnx2_setup_phy(bp);
1041
1042         return rc;
1043 }
1044
1045 static int
1046 bnx2_set_mac_loopback(struct bnx2 *bp)
1047 {
1048         u32 mac_mode;
1049
1050         mac_mode = REG_RD(bp, BNX2_EMAC_MODE);
1051         mac_mode &= ~BNX2_EMAC_MODE_PORT;
1052         mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK;
1053         REG_WR(bp, BNX2_EMAC_MODE, mac_mode);
1054         bp->link_up = 1;
1055         return 0;
1056 }
1057
1058 static int
1059 bnx2_fw_sync(struct bnx2 *bp, u32 msg_data)
1060 {
1061         int i;
1062         u32 val;
1063
1064         if (bp->fw_timed_out)
1065                 return -EBUSY;
1066
1067         bp->fw_wr_seq++;
1068         msg_data |= bp->fw_wr_seq;
1069
1070         REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_MB, msg_data);
1071
1072         /* wait for an acknowledgement. */
1073         for (i = 0; i < (FW_ACK_TIME_OUT_MS * 1000)/5; i++) {
1074                 udelay(5);
1075
1076                 val = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_FW_MB);
1077
1078                 if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ))
1079                         break;
1080         }
1081
1082         /* If we timed out, inform the firmware that this is the case. */
1083         if (((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) &&
1084                 ((msg_data & BNX2_DRV_MSG_DATA) != BNX2_DRV_MSG_DATA_WAIT0)) {
1085
1086                 msg_data &= ~BNX2_DRV_MSG_CODE;
1087                 msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT;
1088
1089                 REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_MB, msg_data);
1090
1091                 bp->fw_timed_out = 1;
1092
1093                 return -EBUSY;
1094         }
1095
1096         return 0;
1097 }
1098
1099 static void
1100 bnx2_init_context(struct bnx2 *bp)
1101 {
1102         u32 vcid;
1103
1104         vcid = 96;
1105         while (vcid) {
1106                 u32 vcid_addr, pcid_addr, offset;
1107
1108                 vcid--;
1109
1110                 if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
1111                         u32 new_vcid;
1112
1113                         vcid_addr = GET_PCID_ADDR(vcid);
1114                         if (vcid & 0x8) {
1115                                 new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7);
1116                         }
1117                         else {
1118                                 new_vcid = vcid;
1119                         }
1120                         pcid_addr = GET_PCID_ADDR(new_vcid);
1121                 }
1122                 else {
1123                         vcid_addr = GET_CID_ADDR(vcid);
1124                         pcid_addr = vcid_addr;
1125                 }
1126
1127                 REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00);
1128                 REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr);
1129
1130                 /* Zero out the context. */
1131                 for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) {
1132                         CTX_WR(bp, 0x00, offset, 0);
1133                 }
1134
1135                 REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr);
1136                 REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr);
1137         }
1138 }
1139
1140 static int
1141 bnx2_alloc_bad_rbuf(struct bnx2 *bp)
1142 {
1143         u16 *good_mbuf;
1144         u32 good_mbuf_cnt;
1145         u32 val;
1146
1147         good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL);
1148         if (good_mbuf == NULL) {
1149                 printk(KERN_ERR PFX "Failed to allocate memory in "
1150                                     "bnx2_alloc_bad_rbuf\n");
1151                 return -ENOMEM;
1152         }
1153
1154         REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS,
1155                 BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE);
1156
1157         good_mbuf_cnt = 0;
1158
1159         /* Allocate a bunch of mbufs and save the good ones in an array. */
1160         val = REG_RD_IND(bp, BNX2_RBUF_STATUS1);
1161         while (val & BNX2_RBUF_STATUS1_FREE_COUNT) {
1162                 REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ);
1163
1164                 val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC);
1165
1166                 val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE;
1167
1168                 /* The addresses with Bit 9 set are bad memory blocks. */
1169                 if (!(val & (1 << 9))) {
1170                         good_mbuf[good_mbuf_cnt] = (u16) val;
1171                         good_mbuf_cnt++;
1172                 }
1173
1174                 val = REG_RD_IND(bp, BNX2_RBUF_STATUS1);
1175         }
1176
1177         /* Free the good ones back to the mbuf pool thus discarding
1178          * all the bad ones. */
1179         while (good_mbuf_cnt) {
1180                 good_mbuf_cnt--;
1181
1182                 val = good_mbuf[good_mbuf_cnt];
1183                 val = (val << 9) | val | 1;
1184
1185                 REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val);
1186         }
1187         kfree(good_mbuf);
1188         return 0;
1189 }
1190
1191 static void
1192 bnx2_set_mac_addr(struct bnx2 *bp) 
1193 {
1194         u32 val;
1195         u8 *mac_addr = bp->dev->dev_addr;
1196
1197         val = (mac_addr[0] << 8) | mac_addr[1];
1198
1199         REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val);
1200
1201         val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | 
1202                 (mac_addr[4] << 8) | mac_addr[5];
1203
1204         REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val);
1205 }
1206
1207 static inline int
1208 bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index)
1209 {
1210         struct sk_buff *skb;
1211         struct sw_bd *rx_buf = &bp->rx_buf_ring[index];
1212         dma_addr_t mapping;
1213         struct rx_bd *rxbd = &bp->rx_desc_ring[index];
1214         unsigned long align;
1215
1216         skb = dev_alloc_skb(bp->rx_buf_size);
1217         if (skb == NULL) {
1218                 return -ENOMEM;
1219         }
1220
1221         if (unlikely((align = (unsigned long) skb->data & 0x7))) {
1222                 skb_reserve(skb, 8 - align);
1223         }
1224
1225         skb->dev = bp->dev;
1226         mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size,
1227                 PCI_DMA_FROMDEVICE);
1228
1229         rx_buf->skb = skb;
1230         pci_unmap_addr_set(rx_buf, mapping, mapping);
1231
1232         rxbd->rx_bd_haddr_hi = (u64) mapping >> 32;
1233         rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff;
1234
1235         bp->rx_prod_bseq += bp->rx_buf_use_size;
1236
1237         return 0;
1238 }
1239
1240 static void
1241 bnx2_phy_int(struct bnx2 *bp)
1242 {
1243         u32 new_link_state, old_link_state;
1244
1245         new_link_state = bp->status_blk->status_attn_bits &
1246                 STATUS_ATTN_BITS_LINK_STATE;
1247         old_link_state = bp->status_blk->status_attn_bits_ack &
1248                 STATUS_ATTN_BITS_LINK_STATE;
1249         if (new_link_state != old_link_state) {
1250                 if (new_link_state) {
1251                         REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD,
1252                                 STATUS_ATTN_BITS_LINK_STATE);
1253                 }
1254                 else {
1255                         REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD,
1256                                 STATUS_ATTN_BITS_LINK_STATE);
1257                 }
1258                 bnx2_set_link(bp);
1259         }
1260 }
1261
1262 static void
1263 bnx2_tx_int(struct bnx2 *bp)
1264 {
1265         u16 hw_cons, sw_cons, sw_ring_cons;
1266         int tx_free_bd = 0;
1267
1268         hw_cons = bp->status_blk->status_tx_quick_consumer_index0;
1269         if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) {
1270                 hw_cons++;
1271         }
1272         sw_cons = bp->tx_cons;
1273
1274         while (sw_cons != hw_cons) {
1275                 struct sw_bd *tx_buf;
1276                 struct sk_buff *skb;
1277                 int i, last;
1278
1279                 sw_ring_cons = TX_RING_IDX(sw_cons);
1280
1281                 tx_buf = &bp->tx_buf_ring[sw_ring_cons];
1282                 skb = tx_buf->skb;
1283 #ifdef BCM_TSO 
1284                 /* partial BD completions possible with TSO packets */
1285                 if (skb_shinfo(skb)->tso_size) {
1286                         u16 last_idx, last_ring_idx;
1287
1288                         last_idx = sw_cons +
1289                                 skb_shinfo(skb)->nr_frags + 1;
1290                         last_ring_idx = sw_ring_cons +
1291                                 skb_shinfo(skb)->nr_frags + 1;
1292                         if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) {
1293                                 last_idx++;
1294                         }
1295                         if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) {
1296                                 break;
1297                         }
1298                 }
1299 #endif
1300                 pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping),
1301                         skb_headlen(skb), PCI_DMA_TODEVICE);
1302
1303                 tx_buf->skb = NULL;
1304                 last = skb_shinfo(skb)->nr_frags;
1305
1306                 for (i = 0; i < last; i++) {
1307                         sw_cons = NEXT_TX_BD(sw_cons);
1308
1309                         pci_unmap_page(bp->pdev,
1310                                 pci_unmap_addr(
1311                                         &bp->tx_buf_ring[TX_RING_IDX(sw_cons)],
1312                                         mapping),
1313                                 skb_shinfo(skb)->frags[i].size,
1314                                 PCI_DMA_TODEVICE);
1315                 }
1316
1317                 sw_cons = NEXT_TX_BD(sw_cons);
1318
1319                 tx_free_bd += last + 1;
1320
1321                 dev_kfree_skb_irq(skb);
1322
1323                 hw_cons = bp->status_blk->status_tx_quick_consumer_index0;
1324                 if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) {
1325                         hw_cons++;
1326                 }
1327         }
1328
1329         atomic_add(tx_free_bd, &bp->tx_avail_bd);
1330
1331         if (unlikely(netif_queue_stopped(bp->dev))) {
1332                 unsigned long flags;
1333
1334                 spin_lock_irqsave(&bp->tx_lock, flags);
1335                 if ((netif_queue_stopped(bp->dev)) &&
1336                         (atomic_read(&bp->tx_avail_bd) > MAX_SKB_FRAGS)) {
1337
1338                         netif_wake_queue(bp->dev);
1339                 }
1340                 spin_unlock_irqrestore(&bp->tx_lock, flags);
1341         }
1342
1343         bp->tx_cons = sw_cons;
1344
1345 }
1346
1347 static inline void
1348 bnx2_reuse_rx_skb(struct bnx2 *bp, struct sk_buff *skb,
1349         u16 cons, u16 prod)
1350 {
1351         struct sw_bd *cons_rx_buf = &bp->rx_buf_ring[cons];
1352         struct sw_bd *prod_rx_buf = &bp->rx_buf_ring[prod];
1353         struct rx_bd *cons_bd = &bp->rx_desc_ring[cons];
1354         struct rx_bd *prod_bd = &bp->rx_desc_ring[prod];
1355
1356         pci_dma_sync_single_for_device(bp->pdev,
1357                 pci_unmap_addr(cons_rx_buf, mapping),
1358                 bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE);
1359
1360         prod_rx_buf->skb = cons_rx_buf->skb;
1361         pci_unmap_addr_set(prod_rx_buf, mapping,
1362                         pci_unmap_addr(cons_rx_buf, mapping));
1363
1364         memcpy(prod_bd, cons_bd, 8);
1365
1366         bp->rx_prod_bseq += bp->rx_buf_use_size;
1367
1368 }
1369
1370 static int
1371 bnx2_rx_int(struct bnx2 *bp, int budget)
1372 {
1373         u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod;
1374         struct l2_fhdr *rx_hdr;
1375         int rx_pkt = 0;
1376
1377         hw_cons = bp->status_blk->status_rx_quick_consumer_index0;
1378         if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) {
1379                 hw_cons++;
1380         }
1381         sw_cons = bp->rx_cons;
1382         sw_prod = bp->rx_prod;
1383
1384         /* Memory barrier necessary as speculative reads of the rx
1385          * buffer can be ahead of the index in the status block
1386          */
1387         rmb();
1388         while (sw_cons != hw_cons) {
1389                 unsigned int len;
1390                 u16 status;
1391                 struct sw_bd *rx_buf;
1392                 struct sk_buff *skb;
1393
1394                 sw_ring_cons = RX_RING_IDX(sw_cons);
1395                 sw_ring_prod = RX_RING_IDX(sw_prod);
1396
1397                 rx_buf = &bp->rx_buf_ring[sw_ring_cons];
1398                 skb = rx_buf->skb;
1399                 pci_dma_sync_single_for_cpu(bp->pdev,
1400                         pci_unmap_addr(rx_buf, mapping),
1401                         bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE);
1402
1403                 rx_hdr = (struct l2_fhdr *) skb->data;
1404                 len = rx_hdr->l2_fhdr_pkt_len - 4;
1405
1406                 if (rx_hdr->l2_fhdr_errors &
1407                         (L2_FHDR_ERRORS_BAD_CRC |
1408                         L2_FHDR_ERRORS_PHY_DECODE |
1409                         L2_FHDR_ERRORS_ALIGNMENT |
1410                         L2_FHDR_ERRORS_TOO_SHORT |
1411                         L2_FHDR_ERRORS_GIANT_FRAME)) {
1412
1413                         goto reuse_rx;
1414                 }
1415
1416                 /* Since we don't have a jumbo ring, copy small packets
1417                  * if mtu > 1500
1418                  */
1419                 if ((bp->dev->mtu > 1500) && (len <= RX_COPY_THRESH)) {
1420                         struct sk_buff *new_skb;
1421
1422                         new_skb = dev_alloc_skb(len + 2);
1423                         if (new_skb == NULL)
1424                                 goto reuse_rx;
1425
1426                         /* aligned copy */
1427                         memcpy(new_skb->data,
1428                                 skb->data + bp->rx_offset - 2,
1429                                 len + 2);
1430
1431                         skb_reserve(new_skb, 2);
1432                         skb_put(new_skb, len);
1433                         new_skb->dev = bp->dev;
1434
1435                         bnx2_reuse_rx_skb(bp, skb,
1436                                 sw_ring_cons, sw_ring_prod);
1437
1438                         skb = new_skb;
1439                 }
1440                 else if (bnx2_alloc_rx_skb(bp, sw_ring_prod) == 0) {
1441                         pci_unmap_single(bp->pdev,
1442                                 pci_unmap_addr(rx_buf, mapping),
1443                                 bp->rx_buf_use_size, PCI_DMA_FROMDEVICE);
1444
1445                         skb_reserve(skb, bp->rx_offset);
1446                         skb_put(skb, len);
1447                 }
1448                 else {
1449 reuse_rx:
1450                         bnx2_reuse_rx_skb(bp, skb,
1451                                 sw_ring_cons, sw_ring_prod);
1452                         goto next_rx;
1453                 }
1454
1455                 skb->protocol = eth_type_trans(skb, bp->dev);
1456
1457                 if ((len > (bp->dev->mtu + ETH_HLEN)) &&
1458                         (htons(skb->protocol) != 0x8100)) {
1459
1460                         dev_kfree_skb_irq(skb);
1461                         goto next_rx;
1462
1463                 }
1464
1465                 status = rx_hdr->l2_fhdr_status;
1466                 skb->ip_summed = CHECKSUM_NONE;
1467                 if (bp->rx_csum &&
1468                         (status & (L2_FHDR_STATUS_TCP_SEGMENT |
1469                         L2_FHDR_STATUS_UDP_DATAGRAM))) {
1470
1471                         u16 cksum = rx_hdr->l2_fhdr_tcp_udp_xsum;
1472
1473                         if (cksum == 0xffff)
1474                                 skb->ip_summed = CHECKSUM_UNNECESSARY;
1475                 }
1476
1477 #ifdef BCM_VLAN
1478                 if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) {
1479                         vlan_hwaccel_receive_skb(skb, bp->vlgrp,
1480                                 rx_hdr->l2_fhdr_vlan_tag);
1481                 }
1482                 else
1483 #endif
1484                         netif_receive_skb(skb);
1485
1486                 bp->dev->last_rx = jiffies;
1487                 rx_pkt++;
1488
1489 next_rx:
1490                 rx_buf->skb = NULL;
1491
1492                 sw_cons = NEXT_RX_BD(sw_cons);
1493                 sw_prod = NEXT_RX_BD(sw_prod);
1494
1495                 if ((rx_pkt == budget))
1496                         break;
1497         }
1498         bp->rx_cons = sw_cons;
1499         bp->rx_prod = sw_prod;
1500
1501         REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod);
1502
1503         REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq);
1504
1505         mmiowb();
1506
1507         return rx_pkt;
1508
1509 }
1510
1511 /* MSI ISR - The only difference between this and the INTx ISR
1512  * is that the MSI interrupt is always serviced.
1513  */
1514 static irqreturn_t
1515 bnx2_msi(int irq, void *dev_instance, struct pt_regs *regs)
1516 {
1517         struct net_device *dev = dev_instance;
1518         struct bnx2 *bp = dev->priv;
1519
1520         REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
1521                 BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM |
1522                 BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
1523
1524         /* Return here if interrupt is disabled. */
1525         if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
1526                 return IRQ_RETVAL(1);
1527         }
1528
1529         if (netif_rx_schedule_prep(dev)) {
1530                 __netif_rx_schedule(dev);
1531         }
1532
1533         return IRQ_RETVAL(1);
1534 }
1535
1536 static irqreturn_t
1537 bnx2_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
1538 {
1539         struct net_device *dev = dev_instance;
1540         struct bnx2 *bp = dev->priv;
1541
1542         /* When using INTx, it is possible for the interrupt to arrive
1543          * at the CPU before the status block posted prior to the
1544          * interrupt. Reading a register will flush the status block.
1545          * When using MSI, the MSI message will always complete after
1546          * the status block write.
1547          */
1548         if ((bp->status_blk->status_idx == bp->last_status_idx) ||
1549             (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) &
1550              BNX2_PCICFG_MISC_STATUS_INTA_VALUE))
1551                 return IRQ_RETVAL(0);
1552
1553         REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
1554                 BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM |
1555                 BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
1556
1557         /* Return here if interrupt is shared and is disabled. */
1558         if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
1559                 return IRQ_RETVAL(1);
1560         }
1561
1562         if (netif_rx_schedule_prep(dev)) {
1563                 __netif_rx_schedule(dev);
1564         }
1565
1566         return IRQ_RETVAL(1);
1567 }
1568
1569 static int
1570 bnx2_poll(struct net_device *dev, int *budget)
1571 {
1572         struct bnx2 *bp = dev->priv;
1573         int rx_done = 1;
1574
1575         bp->last_status_idx = bp->status_blk->status_idx;
1576
1577         rmb();
1578         if ((bp->status_blk->status_attn_bits &
1579                 STATUS_ATTN_BITS_LINK_STATE) !=
1580                 (bp->status_blk->status_attn_bits_ack &
1581                 STATUS_ATTN_BITS_LINK_STATE)) {
1582
1583                 unsigned long flags;
1584
1585                 spin_lock_irqsave(&bp->phy_lock, flags);
1586                 bnx2_phy_int(bp);
1587                 spin_unlock_irqrestore(&bp->phy_lock, flags);
1588         }
1589
1590         if (bp->status_blk->status_tx_quick_consumer_index0 != bp->tx_cons) {
1591                 bnx2_tx_int(bp);
1592         }
1593
1594         if (bp->status_blk->status_rx_quick_consumer_index0 != bp->rx_cons) {
1595                 int orig_budget = *budget;
1596                 int work_done;
1597
1598                 if (orig_budget > dev->quota)
1599                         orig_budget = dev->quota;
1600                 
1601                 work_done = bnx2_rx_int(bp, orig_budget);
1602                 *budget -= work_done;
1603                 dev->quota -= work_done;
1604                 
1605                 if (work_done >= orig_budget) {
1606                         rx_done = 0;
1607                 }
1608         }
1609         
1610         if (rx_done) {
1611                 netif_rx_complete(dev);
1612                 REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
1613                         BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID |
1614                         bp->last_status_idx);
1615                 return 0;
1616         }
1617
1618         return 1;
1619 }
1620
1621 /* Called with rtnl_lock from vlan functions and also dev->xmit_lock
1622  * from set_multicast.
1623  */
1624 static void
1625 bnx2_set_rx_mode(struct net_device *dev)
1626 {
1627         struct bnx2 *bp = dev->priv;
1628         u32 rx_mode, sort_mode;
1629         int i;
1630         unsigned long flags;
1631
1632         spin_lock_irqsave(&bp->phy_lock, flags);
1633
1634         rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS |
1635                                   BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG);
1636         sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN;
1637 #ifdef BCM_VLAN
1638         if (!bp->vlgrp) {
1639                 rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG;
1640         }
1641 #else
1642         rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG;
1643 #endif
1644         if (dev->flags & IFF_PROMISC) {
1645                 /* Promiscuous mode. */
1646                 rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS;
1647                 sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN;
1648         }
1649         else if (dev->flags & IFF_ALLMULTI) {
1650                 for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
1651                         REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4),
1652                                0xffffffff);
1653                 }
1654                 sort_mode |= BNX2_RPM_SORT_USER0_MC_EN;
1655         }
1656         else {
1657                 /* Accept one or more multicast(s). */
1658                 struct dev_mc_list *mclist;
1659                 u32 mc_filter[NUM_MC_HASH_REGISTERS];
1660                 u32 regidx;
1661                 u32 bit;
1662                 u32 crc;
1663
1664                 memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS);
1665
1666                 for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
1667                      i++, mclist = mclist->next) {
1668
1669                         crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr);
1670                         bit = crc & 0xff;
1671                         regidx = (bit & 0xe0) >> 5;
1672                         bit &= 0x1f;
1673                         mc_filter[regidx] |= (1 << bit);
1674                 }
1675
1676                 for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
1677                         REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4),
1678                                mc_filter[i]);
1679                 }
1680
1681                 sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN;
1682         }
1683
1684         if (rx_mode != bp->rx_mode) {
1685                 bp->rx_mode = rx_mode;
1686                 REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode);
1687         }
1688
1689         REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0);
1690         REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode);
1691         REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA);
1692
1693         spin_unlock_irqrestore(&bp->phy_lock, flags);
1694 }
1695
1696 static void
1697 load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len,
1698         u32 rv2p_proc)
1699 {
1700         int i;
1701         u32 val;
1702
1703
1704         for (i = 0; i < rv2p_code_len; i += 8) {
1705                 REG_WR(bp, BNX2_RV2P_INSTR_HIGH, *rv2p_code);
1706                 rv2p_code++;
1707                 REG_WR(bp, BNX2_RV2P_INSTR_LOW, *rv2p_code);
1708                 rv2p_code++;
1709
1710                 if (rv2p_proc == RV2P_PROC1) {
1711                         val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR;
1712                         REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val);
1713                 }
1714                 else {
1715                         val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR;
1716                         REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val);
1717                 }
1718         }
1719
1720         /* Reset the processor, un-stall is done later. */
1721         if (rv2p_proc == RV2P_PROC1) {
1722                 REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET);
1723         }
1724         else {
1725                 REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET);
1726         }
1727 }
1728
1729 static void
1730 load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw)
1731 {
1732         u32 offset;
1733         u32 val;
1734
1735         /* Halt the CPU. */
1736         val = REG_RD_IND(bp, cpu_reg->mode);
1737         val |= cpu_reg->mode_value_halt;
1738         REG_WR_IND(bp, cpu_reg->mode, val);
1739         REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear);
1740
1741         /* Load the Text area. */
1742         offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base);
1743         if (fw->text) {
1744                 int j;
1745
1746                 for (j = 0; j < (fw->text_len / 4); j++, offset += 4) {
1747                         REG_WR_IND(bp, offset, fw->text[j]);
1748                 }
1749         }
1750
1751         /* Load the Data area. */
1752         offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base);
1753         if (fw->data) {
1754                 int j;
1755
1756                 for (j = 0; j < (fw->data_len / 4); j++, offset += 4) {
1757                         REG_WR_IND(bp, offset, fw->data[j]);
1758                 }
1759         }
1760
1761         /* Load the SBSS area. */
1762         offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base);
1763         if (fw->sbss) {
1764                 int j;
1765
1766                 for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) {
1767                         REG_WR_IND(bp, offset, fw->sbss[j]);
1768                 }
1769         }
1770
1771         /* Load the BSS area. */
1772         offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base);
1773         if (fw->bss) {
1774                 int j;
1775
1776                 for (j = 0; j < (fw->bss_len/4); j++, offset += 4) {
1777                         REG_WR_IND(bp, offset, fw->bss[j]);
1778                 }
1779         }
1780
1781         /* Load the Read-Only area. */
1782         offset = cpu_reg->spad_base +
1783                 (fw->rodata_addr - cpu_reg->mips_view_base);
1784         if (fw->rodata) {
1785                 int j;
1786
1787                 for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) {
1788                         REG_WR_IND(bp, offset, fw->rodata[j]);
1789                 }
1790         }
1791
1792         /* Clear the pre-fetch instruction. */
1793         REG_WR_IND(bp, cpu_reg->inst, 0);
1794         REG_WR_IND(bp, cpu_reg->pc, fw->start_addr);
1795
1796         /* Start the CPU. */
1797         val = REG_RD_IND(bp, cpu_reg->mode);
1798         val &= ~cpu_reg->mode_value_halt;
1799         REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear);
1800         REG_WR_IND(bp, cpu_reg->mode, val);
1801 }
1802
1803 static void
1804 bnx2_init_cpus(struct bnx2 *bp)
1805 {
1806         struct cpu_reg cpu_reg;
1807         struct fw_info fw;
1808
1809         /* Initialize the RV2P processor. */
1810         load_rv2p_fw(bp, bnx2_rv2p_proc1, sizeof(bnx2_rv2p_proc1), RV2P_PROC1);
1811         load_rv2p_fw(bp, bnx2_rv2p_proc2, sizeof(bnx2_rv2p_proc2), RV2P_PROC2);
1812
1813         /* Initialize the RX Processor. */
1814         cpu_reg.mode = BNX2_RXP_CPU_MODE;
1815         cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT;
1816         cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA;
1817         cpu_reg.state = BNX2_RXP_CPU_STATE;
1818         cpu_reg.state_value_clear = 0xffffff;
1819         cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE;
1820         cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK;
1821         cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER;
1822         cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION;
1823         cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT;
1824         cpu_reg.spad_base = BNX2_RXP_SCRATCH;
1825         cpu_reg.mips_view_base = 0x8000000;
1826     
1827         fw.ver_major = bnx2_RXP_b06FwReleaseMajor;
1828         fw.ver_minor = bnx2_RXP_b06FwReleaseMinor;
1829         fw.ver_fix = bnx2_RXP_b06FwReleaseFix;
1830         fw.start_addr = bnx2_RXP_b06FwStartAddr;
1831
1832         fw.text_addr = bnx2_RXP_b06FwTextAddr;
1833         fw.text_len = bnx2_RXP_b06FwTextLen;
1834         fw.text_index = 0;
1835         fw.text = bnx2_RXP_b06FwText;
1836
1837         fw.data_addr = bnx2_RXP_b06FwDataAddr;
1838         fw.data_len = bnx2_RXP_b06FwDataLen;
1839         fw.data_index = 0;
1840         fw.data = bnx2_RXP_b06FwData;
1841
1842         fw.sbss_addr = bnx2_RXP_b06FwSbssAddr;
1843         fw.sbss_len = bnx2_RXP_b06FwSbssLen;
1844         fw.sbss_index = 0;
1845         fw.sbss = bnx2_RXP_b06FwSbss;
1846
1847         fw.bss_addr = bnx2_RXP_b06FwBssAddr;
1848         fw.bss_len = bnx2_RXP_b06FwBssLen;
1849         fw.bss_index = 0;
1850         fw.bss = bnx2_RXP_b06FwBss;
1851
1852         fw.rodata_addr = bnx2_RXP_b06FwRodataAddr;
1853         fw.rodata_len = bnx2_RXP_b06FwRodataLen;
1854         fw.rodata_index = 0;
1855         fw.rodata = bnx2_RXP_b06FwRodata;
1856
1857         load_cpu_fw(bp, &cpu_reg, &fw);
1858
1859         /* Initialize the TX Processor. */
1860         cpu_reg.mode = BNX2_TXP_CPU_MODE;
1861         cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT;
1862         cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA;
1863         cpu_reg.state = BNX2_TXP_CPU_STATE;
1864         cpu_reg.state_value_clear = 0xffffff;
1865         cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE;
1866         cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK;
1867         cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER;
1868         cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION;
1869         cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT;
1870         cpu_reg.spad_base = BNX2_TXP_SCRATCH;
1871         cpu_reg.mips_view_base = 0x8000000;
1872     
1873         fw.ver_major = bnx2_TXP_b06FwReleaseMajor;
1874         fw.ver_minor = bnx2_TXP_b06FwReleaseMinor;
1875         fw.ver_fix = bnx2_TXP_b06FwReleaseFix;
1876         fw.start_addr = bnx2_TXP_b06FwStartAddr;
1877
1878         fw.text_addr = bnx2_TXP_b06FwTextAddr;
1879         fw.text_len = bnx2_TXP_b06FwTextLen;
1880         fw.text_index = 0;
1881         fw.text = bnx2_TXP_b06FwText;
1882
1883         fw.data_addr = bnx2_TXP_b06FwDataAddr;
1884         fw.data_len = bnx2_TXP_b06FwDataLen;
1885         fw.data_index = 0;
1886         fw.data = bnx2_TXP_b06FwData;
1887
1888         fw.sbss_addr = bnx2_TXP_b06FwSbssAddr;
1889         fw.sbss_len = bnx2_TXP_b06FwSbssLen;
1890         fw.sbss_index = 0;
1891         fw.sbss = bnx2_TXP_b06FwSbss;
1892
1893         fw.bss_addr = bnx2_TXP_b06FwBssAddr;
1894         fw.bss_len = bnx2_TXP_b06FwBssLen;
1895         fw.bss_index = 0;
1896         fw.bss = bnx2_TXP_b06FwBss;
1897
1898         fw.rodata_addr = bnx2_TXP_b06FwRodataAddr;
1899         fw.rodata_len = bnx2_TXP_b06FwRodataLen;
1900         fw.rodata_index = 0;
1901         fw.rodata = bnx2_TXP_b06FwRodata;
1902
1903         load_cpu_fw(bp, &cpu_reg, &fw);
1904
1905         /* Initialize the TX Patch-up Processor. */
1906         cpu_reg.mode = BNX2_TPAT_CPU_MODE;
1907         cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT;
1908         cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA;
1909         cpu_reg.state = BNX2_TPAT_CPU_STATE;
1910         cpu_reg.state_value_clear = 0xffffff;
1911         cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE;
1912         cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK;
1913         cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER;
1914         cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION;
1915         cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT;
1916         cpu_reg.spad_base = BNX2_TPAT_SCRATCH;
1917         cpu_reg.mips_view_base = 0x8000000;
1918     
1919         fw.ver_major = bnx2_TPAT_b06FwReleaseMajor;
1920         fw.ver_minor = bnx2_TPAT_b06FwReleaseMinor;
1921         fw.ver_fix = bnx2_TPAT_b06FwReleaseFix;
1922         fw.start_addr = bnx2_TPAT_b06FwStartAddr;
1923
1924         fw.text_addr = bnx2_TPAT_b06FwTextAddr;
1925         fw.text_len = bnx2_TPAT_b06FwTextLen;
1926         fw.text_index = 0;
1927         fw.text = bnx2_TPAT_b06FwText;
1928
1929         fw.data_addr = bnx2_TPAT_b06FwDataAddr;
1930         fw.data_len = bnx2_TPAT_b06FwDataLen;
1931         fw.data_index = 0;
1932         fw.data = bnx2_TPAT_b06FwData;
1933
1934         fw.sbss_addr = bnx2_TPAT_b06FwSbssAddr;
1935         fw.sbss_len = bnx2_TPAT_b06FwSbssLen;
1936         fw.sbss_index = 0;
1937         fw.sbss = bnx2_TPAT_b06FwSbss;
1938
1939         fw.bss_addr = bnx2_TPAT_b06FwBssAddr;
1940         fw.bss_len = bnx2_TPAT_b06FwBssLen;
1941         fw.bss_index = 0;
1942         fw.bss = bnx2_TPAT_b06FwBss;
1943
1944         fw.rodata_addr = bnx2_TPAT_b06FwRodataAddr;
1945         fw.rodata_len = bnx2_TPAT_b06FwRodataLen;
1946         fw.rodata_index = 0;
1947         fw.rodata = bnx2_TPAT_b06FwRodata;
1948
1949         load_cpu_fw(bp, &cpu_reg, &fw);
1950
1951         /* Initialize the Completion Processor. */
1952         cpu_reg.mode = BNX2_COM_CPU_MODE;
1953         cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT;
1954         cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA;
1955         cpu_reg.state = BNX2_COM_CPU_STATE;
1956         cpu_reg.state_value_clear = 0xffffff;
1957         cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE;
1958         cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK;
1959         cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER;
1960         cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION;
1961         cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT;
1962         cpu_reg.spad_base = BNX2_COM_SCRATCH;
1963         cpu_reg.mips_view_base = 0x8000000;
1964     
1965         fw.ver_major = bnx2_COM_b06FwReleaseMajor;
1966         fw.ver_minor = bnx2_COM_b06FwReleaseMinor;
1967         fw.ver_fix = bnx2_COM_b06FwReleaseFix;
1968         fw.start_addr = bnx2_COM_b06FwStartAddr;
1969
1970         fw.text_addr = bnx2_COM_b06FwTextAddr;
1971         fw.text_len = bnx2_COM_b06FwTextLen;
1972         fw.text_index = 0;
1973         fw.text = bnx2_COM_b06FwText;
1974
1975         fw.data_addr = bnx2_COM_b06FwDataAddr;
1976         fw.data_len = bnx2_COM_b06FwDataLen;
1977         fw.data_index = 0;
1978         fw.data = bnx2_COM_b06FwData;
1979
1980         fw.sbss_addr = bnx2_COM_b06FwSbssAddr;
1981         fw.sbss_len = bnx2_COM_b06FwSbssLen;
1982         fw.sbss_index = 0;
1983         fw.sbss = bnx2_COM_b06FwSbss;
1984
1985         fw.bss_addr = bnx2_COM_b06FwBssAddr;
1986         fw.bss_len = bnx2_COM_b06FwBssLen;
1987         fw.bss_index = 0;
1988         fw.bss = bnx2_COM_b06FwBss;
1989
1990         fw.rodata_addr = bnx2_COM_b06FwRodataAddr;
1991         fw.rodata_len = bnx2_COM_b06FwRodataLen;
1992         fw.rodata_index = 0;
1993         fw.rodata = bnx2_COM_b06FwRodata;
1994
1995         load_cpu_fw(bp, &cpu_reg, &fw);
1996
1997 }
1998
1999 static int
2000 bnx2_set_power_state(struct bnx2 *bp, int state)
2001 {
2002         u16 pmcsr;
2003
2004         pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr);
2005
2006         switch (state) {
2007         case 0: {
2008                 u32 val;
2009
2010                 pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL,
2011                         (pmcsr & ~PCI_PM_CTRL_STATE_MASK) |
2012                         PCI_PM_CTRL_PME_STATUS);
2013
2014                 if (pmcsr & PCI_PM_CTRL_STATE_MASK)
2015                         /* delay required during transition out of D3hot */
2016                         msleep(20);
2017
2018                 val = REG_RD(bp, BNX2_EMAC_MODE);
2019                 val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD;
2020                 val &= ~BNX2_EMAC_MODE_MPKT;
2021                 REG_WR(bp, BNX2_EMAC_MODE, val);
2022
2023                 val = REG_RD(bp, BNX2_RPM_CONFIG);
2024                 val &= ~BNX2_RPM_CONFIG_ACPI_ENA;
2025                 REG_WR(bp, BNX2_RPM_CONFIG, val);
2026                 break;
2027         }
2028         case 3: {
2029                 int i;
2030                 u32 val, wol_msg;
2031
2032                 if (bp->wol) {
2033                         u32 advertising;
2034                         u8 autoneg;
2035
2036                         autoneg = bp->autoneg;
2037                         advertising = bp->advertising;
2038
2039                         bp->autoneg = AUTONEG_SPEED;
2040                         bp->advertising = ADVERTISED_10baseT_Half |
2041                                 ADVERTISED_10baseT_Full |
2042                                 ADVERTISED_100baseT_Half |
2043                                 ADVERTISED_100baseT_Full |
2044                                 ADVERTISED_Autoneg;
2045
2046                         bnx2_setup_copper_phy(bp);
2047
2048                         bp->autoneg = autoneg;
2049                         bp->advertising = advertising;
2050
2051                         bnx2_set_mac_addr(bp);
2052
2053                         val = REG_RD(bp, BNX2_EMAC_MODE);
2054
2055                         /* Enable port mode. */
2056                         val &= ~BNX2_EMAC_MODE_PORT;
2057                         val |= BNX2_EMAC_MODE_PORT_MII |
2058                                BNX2_EMAC_MODE_MPKT_RCVD |
2059                                BNX2_EMAC_MODE_ACPI_RCVD |
2060                                BNX2_EMAC_MODE_FORCE_LINK |
2061                                BNX2_EMAC_MODE_MPKT;
2062
2063                         REG_WR(bp, BNX2_EMAC_MODE, val);
2064
2065                         /* receive all multicast */
2066                         for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
2067                                 REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4),
2068                                        0xffffffff);
2069                         }
2070                         REG_WR(bp, BNX2_EMAC_RX_MODE,
2071                                BNX2_EMAC_RX_MODE_SORT_MODE);
2072
2073                         val = 1 | BNX2_RPM_SORT_USER0_BC_EN |
2074                               BNX2_RPM_SORT_USER0_MC_EN;
2075                         REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0);
2076                         REG_WR(bp, BNX2_RPM_SORT_USER0, val);
2077                         REG_WR(bp, BNX2_RPM_SORT_USER0, val |
2078                                BNX2_RPM_SORT_USER0_ENA);
2079
2080                         /* Need to enable EMAC and RPM for WOL. */
2081                         REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS,
2082                                BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE |
2083                                BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE |
2084                                BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE);
2085
2086                         val = REG_RD(bp, BNX2_RPM_CONFIG);
2087                         val &= ~BNX2_RPM_CONFIG_ACPI_ENA;
2088                         REG_WR(bp, BNX2_RPM_CONFIG, val);
2089
2090                         wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL;
2091                 }
2092                 else {
2093                         wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL;
2094                 }
2095
2096                 bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg);
2097
2098                 pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
2099                 if ((CHIP_ID(bp) == CHIP_ID_5706_A0) ||
2100                     (CHIP_ID(bp) == CHIP_ID_5706_A1)) {
2101
2102                         if (bp->wol)
2103                                 pmcsr |= 3;
2104                 }
2105                 else {
2106                         pmcsr |= 3;
2107                 }
2108                 if (bp->wol) {
2109                         pmcsr |= PCI_PM_CTRL_PME_ENABLE;
2110                 }
2111                 pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL,
2112                                       pmcsr);
2113
2114                 /* No more memory access after this point until
2115                  * device is brought back to D0.
2116                  */
2117                 udelay(50);
2118                 break;
2119         }
2120         default:
2121                 return -EINVAL;
2122         }
2123         return 0;
2124 }
2125
2126 static int
2127 bnx2_acquire_nvram_lock(struct bnx2 *bp)
2128 {
2129         u32 val;
2130         int j;
2131
2132         /* Request access to the flash interface. */
2133         REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2);
2134         for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2135                 val = REG_RD(bp, BNX2_NVM_SW_ARB);
2136                 if (val & BNX2_NVM_SW_ARB_ARB_ARB2)
2137                         break;
2138
2139                 udelay(5);
2140         }
2141
2142         if (j >= NVRAM_TIMEOUT_COUNT)
2143                 return -EBUSY;
2144
2145         return 0;
2146 }
2147
2148 static int
2149 bnx2_release_nvram_lock(struct bnx2 *bp)
2150 {
2151         int j;
2152         u32 val;
2153
2154         /* Relinquish nvram interface. */
2155         REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2);
2156
2157         for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2158                 val = REG_RD(bp, BNX2_NVM_SW_ARB);
2159                 if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2))
2160                         break;
2161
2162                 udelay(5);
2163         }
2164
2165         if (j >= NVRAM_TIMEOUT_COUNT)
2166                 return -EBUSY;
2167
2168         return 0;
2169 }
2170
2171
2172 static int
2173 bnx2_enable_nvram_write(struct bnx2 *bp)
2174 {
2175         u32 val;
2176
2177         val = REG_RD(bp, BNX2_MISC_CFG);
2178         REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI);
2179
2180         if (!bp->flash_info->buffered) {
2181                 int j;
2182
2183                 REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
2184                 REG_WR(bp, BNX2_NVM_COMMAND,
2185                        BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT);
2186
2187                 for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2188                         udelay(5);
2189
2190                         val = REG_RD(bp, BNX2_NVM_COMMAND);
2191                         if (val & BNX2_NVM_COMMAND_DONE)
2192                                 break;
2193                 }
2194
2195                 if (j >= NVRAM_TIMEOUT_COUNT)
2196                         return -EBUSY;
2197         }
2198         return 0;
2199 }
2200
2201 static void
2202 bnx2_disable_nvram_write(struct bnx2 *bp)
2203 {
2204         u32 val;
2205
2206         val = REG_RD(bp, BNX2_MISC_CFG);
2207         REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN);
2208 }
2209
2210
2211 static void
2212 bnx2_enable_nvram_access(struct bnx2 *bp)
2213 {
2214         u32 val;
2215
2216         val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE);
2217         /* Enable both bits, even on read. */
2218         REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, 
2219                val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN);
2220 }
2221
2222 static void
2223 bnx2_disable_nvram_access(struct bnx2 *bp)
2224 {
2225         u32 val;
2226
2227         val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE);
2228         /* Disable both bits, even after read. */
2229         REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, 
2230                 val & ~(BNX2_NVM_ACCESS_ENABLE_EN |
2231                         BNX2_NVM_ACCESS_ENABLE_WR_EN));
2232 }
2233
2234 static int
2235 bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset)
2236 {
2237         u32 cmd;
2238         int j;
2239
2240         if (bp->flash_info->buffered)
2241                 /* Buffered flash, no erase needed */
2242                 return 0;
2243
2244         /* Build an erase command */
2245         cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR |
2246               BNX2_NVM_COMMAND_DOIT;
2247
2248         /* Need to clear DONE bit separately. */
2249         REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
2250
2251         /* Address of the NVRAM to read from. */
2252         REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE);
2253
2254         /* Issue an erase command. */
2255         REG_WR(bp, BNX2_NVM_COMMAND, cmd);
2256
2257         /* Wait for completion. */
2258         for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2259                 u32 val;
2260
2261                 udelay(5);
2262
2263                 val = REG_RD(bp, BNX2_NVM_COMMAND);
2264                 if (val & BNX2_NVM_COMMAND_DONE)
2265                         break;
2266         }
2267
2268         if (j >= NVRAM_TIMEOUT_COUNT)
2269                 return -EBUSY;
2270
2271         return 0;
2272 }
2273
2274 static int
2275 bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags)
2276 {
2277         u32 cmd;
2278         int j;
2279
2280         /* Build the command word. */
2281         cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags;
2282
2283         /* Calculate an offset of a buffered flash. */
2284         if (bp->flash_info->buffered) {
2285                 offset = ((offset / bp->flash_info->page_size) <<
2286                            bp->flash_info->page_bits) +
2287                           (offset % bp->flash_info->page_size);
2288         }
2289
2290         /* Need to clear DONE bit separately. */
2291         REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
2292
2293         /* Address of the NVRAM to read from. */
2294         REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE);
2295
2296         /* Issue a read command. */
2297         REG_WR(bp, BNX2_NVM_COMMAND, cmd);
2298
2299         /* Wait for completion. */
2300         for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2301                 u32 val;
2302
2303                 udelay(5);
2304
2305                 val = REG_RD(bp, BNX2_NVM_COMMAND);
2306                 if (val & BNX2_NVM_COMMAND_DONE) {
2307                         val = REG_RD(bp, BNX2_NVM_READ);
2308
2309                         val = be32_to_cpu(val);
2310                         memcpy(ret_val, &val, 4);
2311                         break;
2312                 }
2313         }
2314         if (j >= NVRAM_TIMEOUT_COUNT)
2315                 return -EBUSY;
2316
2317         return 0;
2318 }
2319
2320
2321 static int
2322 bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags)
2323 {
2324         u32 cmd, val32;
2325         int j;
2326
2327         /* Build the command word. */
2328         cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags;
2329
2330         /* Calculate an offset of a buffered flash. */
2331         if (bp->flash_info->buffered) {
2332                 offset = ((offset / bp->flash_info->page_size) <<
2333                           bp->flash_info->page_bits) +
2334                          (offset % bp->flash_info->page_size);
2335         }
2336
2337         /* Need to clear DONE bit separately. */
2338         REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
2339
2340         memcpy(&val32, val, 4);
2341         val32 = cpu_to_be32(val32);
2342
2343         /* Write the data. */
2344         REG_WR(bp, BNX2_NVM_WRITE, val32);
2345
2346         /* Address of the NVRAM to write to. */
2347         REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE);
2348
2349         /* Issue the write command. */
2350         REG_WR(bp, BNX2_NVM_COMMAND, cmd);
2351
2352         /* Wait for completion. */
2353         for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2354                 udelay(5);
2355
2356                 if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE)
2357                         break;
2358         }
2359         if (j >= NVRAM_TIMEOUT_COUNT)
2360                 return -EBUSY;
2361
2362         return 0;
2363 }
2364
2365 static int
2366 bnx2_init_nvram(struct bnx2 *bp)
2367 {
2368         u32 val;
2369         int j, entry_count, rc;
2370         struct flash_spec *flash;
2371
2372         /* Determine the selected interface. */
2373         val = REG_RD(bp, BNX2_NVM_CFG1);
2374
2375         entry_count = sizeof(flash_table) / sizeof(struct flash_spec);
2376
2377         rc = 0;
2378         if (val & 0x40000000) {
2379
2380                 /* Flash interface has been reconfigured */
2381                 for (j = 0, flash = &flash_table[0]; j < entry_count;
2382                         j++, flash++) {
2383
2384                         if (val == flash->config1) {
2385                                 bp->flash_info = flash;
2386                                 break;
2387                         }
2388                 }
2389         }
2390         else {
2391                 /* Not yet been reconfigured */
2392
2393                 for (j = 0, flash = &flash_table[0]; j < entry_count;
2394                         j++, flash++) {
2395
2396                         if ((val & FLASH_STRAP_MASK) == flash->strapping) {
2397                                 bp->flash_info = flash;
2398
2399                                 /* Request access to the flash interface. */
2400                                 if ((rc = bnx2_acquire_nvram_lock(bp)) != 0)
2401                                         return rc;
2402
2403                                 /* Enable access to flash interface */
2404                                 bnx2_enable_nvram_access(bp);
2405
2406                                 /* Reconfigure the flash interface */
2407                                 REG_WR(bp, BNX2_NVM_CFG1, flash->config1);
2408                                 REG_WR(bp, BNX2_NVM_CFG2, flash->config2);
2409                                 REG_WR(bp, BNX2_NVM_CFG3, flash->config3);
2410                                 REG_WR(bp, BNX2_NVM_WRITE1, flash->write1);
2411
2412                                 /* Disable access to flash interface */
2413                                 bnx2_disable_nvram_access(bp);
2414                                 bnx2_release_nvram_lock(bp);
2415
2416                                 break;
2417                         }
2418                 }
2419         } /* if (val & 0x40000000) */
2420
2421         if (j == entry_count) {
2422                 bp->flash_info = NULL;
2423                 printk(KERN_ALERT "Unknown flash/EEPROM type.\n");
2424                 rc = -ENODEV;
2425         }
2426
2427         return rc;
2428 }
2429
2430 static int
2431 bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf,
2432                 int buf_size)
2433 {
2434         int rc = 0;
2435         u32 cmd_flags, offset32, len32, extra;
2436
2437         if (buf_size == 0)
2438                 return 0;
2439
2440         /* Request access to the flash interface. */
2441         if ((rc = bnx2_acquire_nvram_lock(bp)) != 0)
2442                 return rc;
2443
2444         /* Enable access to flash interface */
2445         bnx2_enable_nvram_access(bp);
2446
2447         len32 = buf_size;
2448         offset32 = offset;
2449         extra = 0;
2450
2451         cmd_flags = 0;
2452
2453         if (offset32 & 3) {
2454                 u8 buf[4];
2455                 u32 pre_len;
2456
2457                 offset32 &= ~3;
2458                 pre_len = 4 - (offset & 3);
2459
2460                 if (pre_len >= len32) {
2461                         pre_len = len32;
2462                         cmd_flags = BNX2_NVM_COMMAND_FIRST |
2463                                     BNX2_NVM_COMMAND_LAST;
2464                 }
2465                 else {
2466                         cmd_flags = BNX2_NVM_COMMAND_FIRST;
2467                 }
2468
2469                 rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags);
2470
2471                 if (rc)
2472                         return rc;
2473
2474                 memcpy(ret_buf, buf + (offset & 3), pre_len);
2475
2476                 offset32 += 4;
2477                 ret_buf += pre_len;
2478                 len32 -= pre_len;
2479         }
2480         if (len32 & 3) {
2481                 extra = 4 - (len32 & 3);
2482                 len32 = (len32 + 4) & ~3;
2483         }
2484
2485         if (len32 == 4) {
2486                 u8 buf[4];
2487
2488                 if (cmd_flags)
2489                         cmd_flags = BNX2_NVM_COMMAND_LAST;
2490                 else
2491                         cmd_flags = BNX2_NVM_COMMAND_FIRST |
2492                                     BNX2_NVM_COMMAND_LAST;
2493
2494                 rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags);
2495
2496                 memcpy(ret_buf, buf, 4 - extra);
2497         }
2498         else if (len32 > 0) {
2499                 u8 buf[4];
2500
2501                 /* Read the first word. */
2502                 if (cmd_flags)
2503                         cmd_flags = 0;
2504                 else
2505                         cmd_flags = BNX2_NVM_COMMAND_FIRST;
2506
2507                 rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags);
2508
2509                 /* Advance to the next dword. */
2510                 offset32 += 4;
2511                 ret_buf += 4;
2512                 len32 -= 4;
2513
2514                 while (len32 > 4 && rc == 0) {
2515                         rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0);
2516
2517                         /* Advance to the next dword. */
2518                         offset32 += 4;
2519                         ret_buf += 4;
2520                         len32 -= 4;
2521                 }
2522
2523                 if (rc)
2524                         return rc;
2525
2526                 cmd_flags = BNX2_NVM_COMMAND_LAST;
2527                 rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags);
2528
2529                 memcpy(ret_buf, buf, 4 - extra);
2530         }
2531
2532         /* Disable access to flash interface */
2533         bnx2_disable_nvram_access(bp);
2534
2535         bnx2_release_nvram_lock(bp);
2536
2537         return rc;
2538 }
2539
2540 static int
2541 bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf,
2542                 int buf_size)
2543 {
2544         u32 written, offset32, len32;
2545         u8 *buf, start[4], end[4];
2546         int rc = 0;
2547         int align_start, align_end;
2548
2549         buf = data_buf;
2550         offset32 = offset;
2551         len32 = buf_size;
2552         align_start = align_end = 0;
2553
2554         if ((align_start = (offset32 & 3))) {
2555                 offset32 &= ~3;
2556                 len32 += align_start;
2557                 if ((rc = bnx2_nvram_read(bp, offset32, start, 4)))
2558                         return rc;
2559         }
2560
2561         if (len32 & 3) {
2562                 if ((len32 > 4) || !align_start) {
2563                         align_end = 4 - (len32 & 3);
2564                         len32 += align_end;
2565                         if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4,
2566                                 end, 4))) {
2567                                 return rc;
2568                         }
2569                 }
2570         }
2571
2572         if (align_start || align_end) {
2573                 buf = kmalloc(len32, GFP_KERNEL);
2574                 if (buf == 0)
2575                         return -ENOMEM;
2576                 if (align_start) {
2577                         memcpy(buf, start, 4);
2578                 }
2579                 if (align_end) {
2580                         memcpy(buf + len32 - 4, end, 4);
2581                 }
2582                 memcpy(buf + align_start, data_buf, buf_size);
2583         }
2584
2585         written = 0;
2586         while ((written < len32) && (rc == 0)) {
2587                 u32 page_start, page_end, data_start, data_end;
2588                 u32 addr, cmd_flags;
2589                 int i;
2590                 u8 flash_buffer[264];
2591
2592                 /* Find the page_start addr */
2593                 page_start = offset32 + written;
2594                 page_start -= (page_start % bp->flash_info->page_size);
2595                 /* Find the page_end addr */
2596                 page_end = page_start + bp->flash_info->page_size;
2597                 /* Find the data_start addr */
2598                 data_start = (written == 0) ? offset32 : page_start;
2599                 /* Find the data_end addr */
2600                 data_end = (page_end > offset32 + len32) ? 
2601                         (offset32 + len32) : page_end;
2602
2603                 /* Request access to the flash interface. */
2604                 if ((rc = bnx2_acquire_nvram_lock(bp)) != 0)
2605                         goto nvram_write_end;
2606
2607                 /* Enable access to flash interface */
2608                 bnx2_enable_nvram_access(bp);
2609
2610                 cmd_flags = BNX2_NVM_COMMAND_FIRST;
2611                 if (bp->flash_info->buffered == 0) {
2612                         int j;
2613
2614                         /* Read the whole page into the buffer
2615                          * (non-buffer flash only) */
2616                         for (j = 0; j < bp->flash_info->page_size; j += 4) {
2617                                 if (j == (bp->flash_info->page_size - 4)) {
2618                                         cmd_flags |= BNX2_NVM_COMMAND_LAST;
2619                                 }
2620                                 rc = bnx2_nvram_read_dword(bp,
2621                                         page_start + j, 
2622                                         &flash_buffer[j], 
2623                                         cmd_flags);
2624
2625                                 if (rc)
2626                                         goto nvram_write_end;
2627
2628                                 cmd_flags = 0;
2629                         }
2630                 }
2631
2632                 /* Enable writes to flash interface (unlock write-protect) */
2633                 if ((rc = bnx2_enable_nvram_write(bp)) != 0)
2634                         goto nvram_write_end;
2635
2636                 /* Erase the page */
2637                 if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0)
2638                         goto nvram_write_end;
2639
2640                 /* Re-enable the write again for the actual write */
2641                 bnx2_enable_nvram_write(bp);
2642
2643                 /* Loop to write back the buffer data from page_start to
2644                  * data_start */
2645                 i = 0;
2646                 if (bp->flash_info->buffered == 0) {
2647                         for (addr = page_start; addr < data_start;
2648                                 addr += 4, i += 4) {
2649                                 
2650                                 rc = bnx2_nvram_write_dword(bp, addr,
2651                                         &flash_buffer[i], cmd_flags);
2652
2653                                 if (rc != 0)
2654                                         goto nvram_write_end;
2655
2656                                 cmd_flags = 0;
2657                         }
2658                 }
2659
2660                 /* Loop to write the new data from data_start to data_end */
2661                 for (addr = data_start; addr < data_end; addr += 4, i++) {
2662                         if ((addr == page_end - 4) ||
2663                                 ((bp->flash_info->buffered) &&
2664                                  (addr == data_end - 4))) {
2665
2666                                 cmd_flags |= BNX2_NVM_COMMAND_LAST;
2667                         }
2668                         rc = bnx2_nvram_write_dword(bp, addr, buf,
2669                                 cmd_flags);
2670
2671                         if (rc != 0)
2672                                 goto nvram_write_end;
2673
2674                         cmd_flags = 0;
2675                         buf += 4;
2676                 }
2677
2678                 /* Loop to write back the buffer data from data_end
2679                  * to page_end */
2680                 if (bp->flash_info->buffered == 0) {
2681                         for (addr = data_end; addr < page_end;
2682                                 addr += 4, i += 4) {
2683                         
2684                                 if (addr == page_end-4) {
2685                                         cmd_flags = BNX2_NVM_COMMAND_LAST;
2686                                 }
2687                                 rc = bnx2_nvram_write_dword(bp, addr,
2688                                         &flash_buffer[i], cmd_flags);
2689
2690                                 if (rc != 0)
2691                                         goto nvram_write_end;
2692
2693                                 cmd_flags = 0;
2694                         }
2695                 }
2696
2697                 /* Disable writes to flash interface (lock write-protect) */
2698                 bnx2_disable_nvram_write(bp);
2699
2700                 /* Disable access to flash interface */
2701                 bnx2_disable_nvram_access(bp);
2702                 bnx2_release_nvram_lock(bp);
2703
2704                 /* Increment written */
2705                 written += data_end - data_start;
2706         }
2707
2708 nvram_write_end:
2709         if (align_start || align_end)
2710                 kfree(buf);
2711         return rc;
2712 }
2713
2714 static int
2715 bnx2_reset_chip(struct bnx2 *bp, u32 reset_code)
2716 {
2717         u32 val;
2718         int i, rc = 0;
2719
2720         /* Wait for the current PCI transaction to complete before
2721          * issuing a reset. */
2722         REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS,
2723                BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE |
2724                BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE |
2725                BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE |
2726                BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE);
2727         val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS);
2728         udelay(5);
2729
2730         /* Deposit a driver reset signature so the firmware knows that
2731          * this is a soft reset. */
2732         REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_RESET_SIGNATURE,
2733                    BNX2_DRV_RESET_SIGNATURE_MAGIC);
2734
2735         bp->fw_timed_out = 0;
2736
2737         /* Wait for the firmware to tell us it is ok to issue a reset. */
2738         bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code);
2739
2740         /* Do a dummy read to force the chip to complete all current transaction
2741          * before we issue a reset. */
2742         val = REG_RD(bp, BNX2_MISC_ID);
2743
2744         val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
2745               BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
2746               BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP;
2747
2748         /* Chip reset. */
2749         REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val);
2750
2751         if ((CHIP_ID(bp) == CHIP_ID_5706_A0) ||
2752             (CHIP_ID(bp) == CHIP_ID_5706_A1))
2753                 msleep(15);
2754
2755         /* Reset takes approximate 30 usec */
2756         for (i = 0; i < 10; i++) {
2757                 val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG);
2758                 if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
2759                             BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) {
2760                         break;
2761                 }
2762                 udelay(10);
2763         }
2764
2765         if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
2766                    BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) {
2767                 printk(KERN_ERR PFX "Chip reset did not complete\n");
2768                 return -EBUSY;
2769         }
2770
2771         /* Make sure byte swapping is properly configured. */
2772         val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0);
2773         if (val != 0x01020304) {
2774                 printk(KERN_ERR PFX "Chip not in correct endian mode\n");
2775                 return -ENODEV;
2776         }
2777
2778         bp->fw_timed_out = 0;
2779
2780         /* Wait for the firmware to finish its initialization. */
2781         bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code);
2782
2783         if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
2784                 /* Adjust the voltage regular to two steps lower.  The default
2785                  * of this register is 0x0000000e. */
2786                 REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa);
2787
2788                 /* Remove bad rbuf memory from the free pool. */
2789                 rc = bnx2_alloc_bad_rbuf(bp);
2790         }
2791
2792         return rc;
2793 }
2794
2795 static int
2796 bnx2_init_chip(struct bnx2 *bp)
2797 {
2798         u32 val;
2799
2800         /* Make sure the interrupt is not active. */
2801         REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
2802
2803         val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP |
2804               BNX2_DMA_CONFIG_DATA_WORD_SWAP |
2805 #ifdef __BIG_ENDIAN
2806               BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | 
2807 #endif
2808               BNX2_DMA_CONFIG_CNTL_WORD_SWAP | 
2809               DMA_READ_CHANS << 12 |
2810               DMA_WRITE_CHANS << 16;
2811
2812         val |= (0x2 << 20) | (1 << 11);
2813
2814         if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz = 133))
2815                 val |= (1 << 23);
2816
2817         if ((CHIP_NUM(bp) == CHIP_NUM_5706) &&
2818             (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG))
2819                 val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA;
2820
2821         REG_WR(bp, BNX2_DMA_CONFIG, val);
2822
2823         if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
2824                 val = REG_RD(bp, BNX2_TDMA_CONFIG);
2825                 val |= BNX2_TDMA_CONFIG_ONE_DMA;
2826                 REG_WR(bp, BNX2_TDMA_CONFIG, val);
2827         }
2828
2829         if (bp->flags & PCIX_FLAG) {
2830                 u16 val16;
2831
2832                 pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD,
2833                                      &val16);
2834                 pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD,
2835                                       val16 & ~PCI_X_CMD_ERO);
2836         }
2837
2838         REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS,
2839                BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE |
2840                BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE |
2841                BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE);
2842
2843         /* Initialize context mapping and zero out the quick contexts.  The
2844          * context block must have already been enabled. */
2845         bnx2_init_context(bp);
2846
2847         bnx2_init_cpus(bp);
2848         bnx2_init_nvram(bp);
2849
2850         bnx2_set_mac_addr(bp);
2851
2852         val = REG_RD(bp, BNX2_MQ_CONFIG);
2853         val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE;
2854         val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256;
2855         REG_WR(bp, BNX2_MQ_CONFIG, val);
2856
2857         val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE);
2858         REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val);
2859         REG_WR(bp, BNX2_MQ_KNL_WIND_END, val);
2860
2861         val = (BCM_PAGE_BITS - 8) << 24;
2862         REG_WR(bp, BNX2_RV2P_CONFIG, val);
2863
2864         /* Configure page size. */
2865         val = REG_RD(bp, BNX2_TBDR_CONFIG);
2866         val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE;
2867         val |= (BCM_PAGE_BITS - 8) << 24 | 0x40;
2868         REG_WR(bp, BNX2_TBDR_CONFIG, val);
2869
2870         val = bp->mac_addr[0] +
2871               (bp->mac_addr[1] << 8) +
2872               (bp->mac_addr[2] << 16) +
2873               bp->mac_addr[3] +
2874               (bp->mac_addr[4] << 8) +
2875               (bp->mac_addr[5] << 16);
2876         REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val);
2877
2878         /* Program the MTU.  Also include 4 bytes for CRC32. */
2879         val = bp->dev->mtu + ETH_HLEN + 4;
2880         if (val > (MAX_ETHERNET_PACKET_SIZE + 4))
2881                 val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA;
2882         REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val);
2883
2884         bp->last_status_idx = 0;
2885         bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE;
2886
2887         /* Set up how to generate a link change interrupt. */
2888         REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK);
2889
2890         REG_WR(bp, BNX2_HC_STATUS_ADDR_L,
2891                (u64) bp->status_blk_mapping & 0xffffffff);
2892         REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32);
2893
2894         REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L,
2895                (u64) bp->stats_blk_mapping & 0xffffffff);
2896         REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H,
2897                (u64) bp->stats_blk_mapping >> 32);
2898
2899         REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, 
2900                (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip);
2901
2902         REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP,
2903                (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip);
2904
2905         REG_WR(bp, BNX2_HC_COMP_PROD_TRIP,
2906                (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip);
2907
2908         REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks);
2909
2910         REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks);
2911
2912         REG_WR(bp, BNX2_HC_COM_TICKS,
2913                (bp->com_ticks_int << 16) | bp->com_ticks);
2914
2915         REG_WR(bp, BNX2_HC_CMD_TICKS,
2916                (bp->cmd_ticks_int << 16) | bp->cmd_ticks);
2917
2918         REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks & 0xffff00);
2919         REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8);  /* 3ms */
2920
2921         if (CHIP_ID(bp) == CHIP_ID_5706_A1)
2922                 REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_COLLECT_STATS);
2923         else {
2924                 REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_RX_TMR_MODE |
2925                        BNX2_HC_CONFIG_TX_TMR_MODE |
2926                        BNX2_HC_CONFIG_COLLECT_STATS);
2927         }
2928
2929         /* Clear internal stats counters. */
2930         REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW);
2931
2932         REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_BITS_LINK_STATE);
2933
2934         /* Initialize the receive filter. */
2935         bnx2_set_rx_mode(bp->dev);
2936
2937         bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET);
2938
2939         REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, 0x5ffffff);
2940         REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS);
2941
2942         udelay(20);
2943
2944         return 0;
2945 }
2946
2947
2948 static void
2949 bnx2_init_tx_ring(struct bnx2 *bp)
2950 {
2951         struct tx_bd *txbd;
2952         u32 val;
2953
2954         txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT];
2955                 
2956         txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32;
2957         txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff;
2958
2959         bp->tx_prod = 0;
2960         bp->tx_cons = 0;
2961         bp->tx_prod_bseq = 0;
2962         atomic_set(&bp->tx_avail_bd, bp->tx_ring_size);
2963         
2964         val = BNX2_L2CTX_TYPE_TYPE_L2;
2965         val |= BNX2_L2CTX_TYPE_SIZE_L2;
2966         CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TYPE, val);
2967
2968         val = BNX2_L2CTX_CMD_TYPE_TYPE_L2;
2969         val |= 8 << 16;
2970         CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_CMD_TYPE, val);
2971
2972         val = (u64) bp->tx_desc_mapping >> 32;
2973         CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_HI, val);
2974
2975         val = (u64) bp->tx_desc_mapping & 0xffffffff;
2976         CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_LO, val);
2977 }
2978
2979 static void
2980 bnx2_init_rx_ring(struct bnx2 *bp)
2981 {
2982         struct rx_bd *rxbd;
2983         int i;
2984         u16 prod, ring_prod; 
2985         u32 val;
2986
2987         /* 8 for CRC and VLAN */
2988         bp->rx_buf_use_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8;
2989         /* 8 for alignment */
2990         bp->rx_buf_size = bp->rx_buf_use_size + 8;
2991
2992         ring_prod = prod = bp->rx_prod = 0;
2993         bp->rx_cons = 0;
2994         bp->rx_prod_bseq = 0;
2995                 
2996         rxbd = &bp->rx_desc_ring[0];
2997         for (i = 0; i < MAX_RX_DESC_CNT; i++, rxbd++) {
2998                 rxbd->rx_bd_len = bp->rx_buf_use_size;
2999                 rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END;
3000         }
3001
3002         rxbd->rx_bd_haddr_hi = (u64) bp->rx_desc_mapping >> 32;
3003         rxbd->rx_bd_haddr_lo = (u64) bp->rx_desc_mapping & 0xffffffff;
3004
3005         val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE;
3006         val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2;
3007         val |= 0x02 << 8;
3008         CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_CTX_TYPE, val);
3009
3010         val = (u64) bp->rx_desc_mapping >> 32;
3011         CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_HI, val);
3012
3013         val = (u64) bp->rx_desc_mapping & 0xffffffff;
3014         CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_LO, val);
3015
3016         for ( ;ring_prod < bp->rx_ring_size; ) {
3017                 if (bnx2_alloc_rx_skb(bp, ring_prod) < 0) {
3018                         break;
3019                 }
3020                 prod = NEXT_RX_BD(prod);
3021                 ring_prod = RX_RING_IDX(prod);
3022         }
3023         bp->rx_prod = prod;
3024
3025         REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod);
3026
3027         REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq);
3028 }
3029
3030 static void
3031 bnx2_free_tx_skbs(struct bnx2 *bp)
3032 {
3033         int i;
3034
3035         if (bp->tx_buf_ring == NULL)
3036                 return;
3037
3038         for (i = 0; i < TX_DESC_CNT; ) {
3039                 struct sw_bd *tx_buf = &bp->tx_buf_ring[i];
3040                 struct sk_buff *skb = tx_buf->skb;
3041                 int j, last;
3042
3043                 if (skb == NULL) {
3044                         i++;
3045                         continue;
3046                 }
3047
3048                 pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping),
3049                         skb_headlen(skb), PCI_DMA_TODEVICE);
3050
3051                 tx_buf->skb = NULL;
3052
3053                 last = skb_shinfo(skb)->nr_frags;
3054                 for (j = 0; j < last; j++) {
3055                         tx_buf = &bp->tx_buf_ring[i + j + 1];
3056                         pci_unmap_page(bp->pdev,
3057                                 pci_unmap_addr(tx_buf, mapping),
3058                                 skb_shinfo(skb)->frags[j].size,
3059                                 PCI_DMA_TODEVICE);
3060                 }
3061                 dev_kfree_skb_any(skb);
3062                 i += j + 1;
3063         }
3064
3065 }
3066
3067 static void
3068 bnx2_free_rx_skbs(struct bnx2 *bp)
3069 {
3070         int i;
3071
3072         if (bp->rx_buf_ring == NULL)
3073                 return;
3074
3075         for (i = 0; i < RX_DESC_CNT; i++) {
3076                 struct sw_bd *rx_buf = &bp->rx_buf_ring[i];
3077                 struct sk_buff *skb = rx_buf->skb;
3078
3079                 if (skb == 0)
3080                         continue;
3081
3082                 pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping),
3083                         bp->rx_buf_use_size, PCI_DMA_FROMDEVICE);
3084
3085                 rx_buf->skb = NULL;
3086
3087                 dev_kfree_skb_any(skb);
3088         }
3089 }
3090
3091 static void
3092 bnx2_free_skbs(struct bnx2 *bp)
3093 {
3094         bnx2_free_tx_skbs(bp);
3095         bnx2_free_rx_skbs(bp);
3096 }
3097
3098 static int
3099 bnx2_reset_nic(struct bnx2 *bp, u32 reset_code)
3100 {
3101         int rc;
3102
3103         rc = bnx2_reset_chip(bp, reset_code);
3104         bnx2_free_skbs(bp);
3105         if (rc)
3106                 return rc;
3107
3108         bnx2_init_chip(bp);
3109         bnx2_init_tx_ring(bp);
3110         bnx2_init_rx_ring(bp);
3111         return 0;
3112 }
3113
3114 static int
3115 bnx2_init_nic(struct bnx2 *bp)
3116 {
3117         int rc;
3118
3119         if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0)
3120                 return rc;
3121
3122         bnx2_init_phy(bp);
3123         bnx2_set_link(bp);
3124         return 0;
3125 }
3126
3127 static int
3128 bnx2_test_registers(struct bnx2 *bp)
3129 {
3130         int ret;
3131         int i;
3132         static struct {
3133                 u16   offset;
3134                 u16   flags;
3135                 u32   rw_mask;
3136                 u32   ro_mask;
3137         } reg_tbl[] = {
3138                 { 0x006c, 0, 0x00000000, 0x0000003f },
3139                 { 0x0090, 0, 0xffffffff, 0x00000000 },
3140                 { 0x0094, 0, 0x00000000, 0x00000000 },
3141
3142                 { 0x0404, 0, 0x00003f00, 0x00000000 },
3143                 { 0x0418, 0, 0x00000000, 0xffffffff },
3144                 { 0x041c, 0, 0x00000000, 0xffffffff },
3145                 { 0x0420, 0, 0x00000000, 0x80ffffff },
3146                 { 0x0424, 0, 0x00000000, 0x00000000 },
3147                 { 0x0428, 0, 0x00000000, 0x00000001 },
3148                 { 0x0450, 0, 0x00000000, 0x0000ffff },
3149                 { 0x0454, 0, 0x00000000, 0xffffffff },
3150                 { 0x0458, 0, 0x00000000, 0xffffffff },
3151
3152                 { 0x0808, 0, 0x00000000, 0xffffffff },
3153                 { 0x0854, 0, 0x00000000, 0xffffffff },
3154                 { 0x0868, 0, 0x00000000, 0x77777777 },
3155                 { 0x086c, 0, 0x00000000, 0x77777777 },
3156                 { 0x0870, 0, 0x00000000, 0x77777777 },
3157                 { 0x0874, 0, 0x00000000, 0x77777777 },
3158
3159                 { 0x0c00, 0, 0x00000000, 0x00000001 },
3160                 { 0x0c04, 0, 0x00000000, 0x03ff0001 },
3161                 { 0x0c08, 0, 0x0f0ff073, 0x00000000 },
3162                 { 0x0c0c, 0, 0x00ffffff, 0x00000000 },
3163                 { 0x0c30, 0, 0x00000000, 0xffffffff },
3164                 { 0x0c34, 0, 0x00000000, 0xffffffff },
3165                 { 0x0c38, 0, 0x00000000, 0xffffffff },
3166                 { 0x0c3c, 0, 0x00000000, 0xffffffff },
3167                 { 0x0c40, 0, 0x00000000, 0xffffffff },
3168                 { 0x0c44, 0, 0x00000000, 0xffffffff },
3169                 { 0x0c48, 0, 0x00000000, 0x0007ffff },
3170                 { 0x0c4c, 0, 0x00000000, 0xffffffff },
3171                 { 0x0c50, 0, 0x00000000, 0xffffffff },
3172                 { 0x0c54, 0, 0x00000000, 0xffffffff },
3173                 { 0x0c58, 0, 0x00000000, 0xffffffff },
3174                 { 0x0c5c, 0, 0x00000000, 0xffffffff },
3175                 { 0x0c60, 0, 0x00000000, 0xffffffff },
3176                 { 0x0c64, 0, 0x00000000, 0xffffffff },
3177                 { 0x0c68, 0, 0x00000000, 0xffffffff },
3178                 { 0x0c6c, 0, 0x00000000, 0xffffffff },
3179                 { 0x0c70, 0, 0x00000000, 0xffffffff },
3180                 { 0x0c74, 0, 0x00000000, 0xffffffff },
3181                 { 0x0c78, 0, 0x00000000, 0xffffffff },
3182                 { 0x0c7c, 0, 0x00000000, 0xffffffff },
3183                 { 0x0c80, 0, 0x00000000, 0xffffffff },
3184                 { 0x0c84, 0, 0x00000000, 0xffffffff },
3185                 { 0x0c88, 0, 0x00000000, 0xffffffff },
3186                 { 0x0c8c, 0, 0x00000000, 0xffffffff },
3187                 { 0x0c90, 0, 0x00000000, 0xffffffff },
3188                 { 0x0c94, 0, 0x00000000, 0xffffffff },
3189                 { 0x0c98, 0, 0x00000000, 0xffffffff },
3190                 { 0x0c9c, 0, 0x00000000, 0xffffffff },
3191                 { 0x0ca0, 0, 0x00000000, 0xffffffff },
3192                 { 0x0ca4, 0, 0x00000000, 0xffffffff },
3193                 { 0x0ca8, 0, 0x00000000, 0x0007ffff },
3194                 { 0x0cac, 0, 0x00000000, 0xffffffff },
3195                 { 0x0cb0, 0, 0x00000000, 0xffffffff },
3196                 { 0x0cb4, 0, 0x00000000, 0xffffffff },
3197                 { 0x0cb8, 0, 0x00000000, 0xffffffff },
3198                 { 0x0cbc, 0, 0x00000000, 0xffffffff },
3199                 { 0x0cc0, 0, 0x00000000, 0xffffffff },
3200                 { 0x0cc4, 0, 0x00000000, 0xffffffff },
3201                 { 0x0cc8, 0, 0x00000000, 0xffffffff },
3202                 { 0x0ccc, 0, 0x00000000, 0xffffffff },
3203                 { 0x0cd0, 0, 0x00000000, 0xffffffff },
3204                 { 0x0cd4, 0, 0x00000000, 0xffffffff },
3205                 { 0x0cd8, 0, 0x00000000, 0xffffffff },
3206                 { 0x0cdc, 0, 0x00000000, 0xffffffff },
3207                 { 0x0ce0, 0, 0x00000000, 0xffffffff },
3208                 { 0x0ce4, 0, 0x00000000, 0xffffffff },
3209                 { 0x0ce8, 0, 0x00000000, 0xffffffff },
3210                 { 0x0cec, 0, 0x00000000, 0xffffffff },
3211                 { 0x0cf0, 0, 0x00000000, 0xffffffff },
3212                 { 0x0cf4, 0, 0x00000000, 0xffffffff },
3213                 { 0x0cf8, 0, 0x00000000, 0xffffffff },
3214                 { 0x0cfc, 0, 0x00000000, 0xffffffff },
3215                 { 0x0d00, 0, 0x00000000, 0xffffffff },
3216                 { 0x0d04, 0, 0x00000000, 0xffffffff },
3217
3218                 { 0x1000, 0, 0x00000000, 0x00000001 },
3219                 { 0x1004, 0, 0x00000000, 0x000f0001 },
3220                 { 0x1044, 0, 0x00000000, 0xffc003ff },
3221                 { 0x1080, 0, 0x00000000, 0x0001ffff },
3222                 { 0x1084, 0, 0x00000000, 0xffffffff },
3223                 { 0x1088, 0, 0x00000000, 0xffffffff },
3224                 { 0x108c, 0, 0x00000000, 0xffffffff },
3225                 { 0x1090, 0, 0x00000000, 0xffffffff },
3226                 { 0x1094, 0, 0x00000000, 0xffffffff },
3227                 { 0x1098, 0, 0x00000000, 0xffffffff },
3228                 { 0x109c, 0, 0x00000000, 0xffffffff },
3229                 { 0x10a0, 0, 0x00000000, 0xffffffff },
3230
3231                 { 0x1408, 0, 0x01c00800, 0x00000000 },
3232                 { 0x149c, 0, 0x8000ffff, 0x00000000 },
3233                 { 0x14a8, 0, 0x00000000, 0x000001ff },
3234                 { 0x14ac, 0, 0x4fffffff, 0x10000000 },
3235                 { 0x14b0, 0, 0x00000002, 0x00000001 },
3236                 { 0x14b8, 0, 0x00000000, 0x00000000 },
3237                 { 0x14c0, 0, 0x00000000, 0x00000009 },
3238                 { 0x14c4, 0, 0x00003fff, 0x00000000 },
3239                 { 0x14cc, 0, 0x00000000, 0x00000001 },
3240                 { 0x14d0, 0, 0xffffffff, 0x00000000 },
3241                 { 0x1500, 0, 0x00000000, 0xffffffff },
3242                 { 0x1504, 0, 0x00000000, 0xffffffff },
3243                 { 0x1508, 0, 0x00000000, 0xffffffff },
3244                 { 0x150c, 0, 0x00000000, 0xffffffff },
3245                 { 0x1510, 0, 0x00000000, 0xffffffff },
3246                 { 0x1514, 0, 0x00000000, 0xffffffff },
3247                 { 0x1518, 0, 0x00000000, 0xffffffff },
3248                 { 0x151c, 0, 0x00000000, 0xffffffff },
3249                 { 0x1520, 0, 0x00000000, 0xffffffff },
3250                 { 0x1524, 0, 0x00000000, 0xffffffff },
3251                 { 0x1528, 0, 0x00000000, 0xffffffff },
3252                 { 0x152c, 0, 0x00000000, 0xffffffff },
3253                 { 0x1530, 0, 0x00000000, 0xffffffff },
3254                 { 0x1534, 0, 0x00000000, 0xffffffff },
3255                 { 0x1538, 0, 0x00000000, 0xffffffff },
3256                 { 0x153c, 0, 0x00000000, 0xffffffff },
3257                 { 0x1540, 0, 0x00000000, 0xffffffff },
3258                 { 0x1544, 0, 0x00000000, 0xffffffff },
3259                 { 0x1548, 0, 0x00000000, 0xffffffff },
3260                 { 0x154c, 0, 0x00000000, 0xffffffff },
3261                 { 0x1550, 0, 0x00000000, 0xffffffff },
3262                 { 0x1554, 0, 0x00000000, 0xffffffff },
3263                 { 0x1558, 0, 0x00000000, 0xffffffff },
3264                 { 0x1600, 0, 0x00000000, 0xffffffff },
3265                 { 0x1604, 0, 0x00000000, 0xffffffff },
3266                 { 0x1608, 0, 0x00000000, 0xffffffff },
3267                 { 0x160c, 0, 0x00000000, 0xffffffff },
3268                 { 0x1610, 0, 0x00000000, 0xffffffff },
3269                 { 0x1614, 0, 0x00000000, 0xffffffff },
3270                 { 0x1618, 0, 0x00000000, 0xffffffff },
3271                 { 0x161c, 0, 0x00000000, 0xffffffff },
3272                 { 0x1620, 0, 0x00000000, 0xffffffff },
3273                 { 0x1624, 0, 0x00000000, 0xffffffff },
3274                 { 0x1628, 0, 0x00000000, 0xffffffff },
3275                 { 0x162c, 0, 0x00000000, 0xffffffff },
3276                 { 0x1630, 0, 0x00000000, 0xffffffff },
3277                 { 0x1634, 0, 0x00000000, 0xffffffff },
3278                 { 0x1638, 0, 0x00000000, 0xffffffff },
3279                 { 0x163c, 0, 0x00000000, 0xffffffff },
3280                 { 0x1640, 0, 0x00000000, 0xffffffff },
3281                 { 0x1644, 0, 0x00000000, 0xffffffff },
3282                 { 0x1648, 0, 0x00000000, 0xffffffff },
3283                 { 0x164c, 0, 0x00000000, 0xffffffff },
3284                 { 0x1650, 0, 0x00000000, 0xffffffff },
3285                 { 0x1654, 0, 0x00000000, 0xffffffff },
3286
3287                 { 0x1800, 0, 0x00000000, 0x00000001 },
3288                 { 0x1804, 0, 0x00000000, 0x00000003 },
3289                 { 0x1840, 0, 0x00000000, 0xffffffff },
3290                 { 0x1844, 0, 0x00000000, 0xffffffff },
3291                 { 0x1848, 0, 0x00000000, 0xffffffff },
3292                 { 0x184c, 0, 0x00000000, 0xffffffff },
3293                 { 0x1850, 0, 0x00000000, 0xffffffff },
3294                 { 0x1900, 0, 0x7ffbffff, 0x00000000 },
3295                 { 0x1904, 0, 0xffffffff, 0x00000000 },
3296                 { 0x190c, 0, 0xffffffff, 0x00000000 },
3297                 { 0x1914, 0, 0xffffffff, 0x00000000 },
3298                 { 0x191c, 0, 0xffffffff, 0x00000000 },
3299                 { 0x1924, 0, 0xffffffff, 0x00000000 },
3300                 { 0x192c, 0, 0xffffffff, 0x00000000 },
3301                 { 0x1934, 0, 0xffffffff, 0x00000000 },
3302                 { 0x193c, 0, 0xffffffff, 0x00000000 },
3303                 { 0x1944, 0, 0xffffffff, 0x00000000 },
3304                 { 0x194c, 0, 0xffffffff, 0x00000000 },
3305                 { 0x1954, 0, 0xffffffff, 0x00000000 },
3306                 { 0x195c, 0, 0xffffffff, 0x00000000 },
3307                 { 0x1964, 0, 0xffffffff, 0x00000000 },
3308                 { 0x196c, 0, 0xffffffff, 0x00000000 },
3309                 { 0x1974, 0, 0xffffffff, 0x00000000 },
3310                 { 0x197c, 0, 0xffffffff, 0x00000000 },
3311                 { 0x1980, 0, 0x0700ffff, 0x00000000 },
3312
3313                 { 0x1c00, 0, 0x00000000, 0x00000001 },
3314                 { 0x1c04, 0, 0x00000000, 0x00000003 },
3315                 { 0x1c08, 0, 0x0000000f, 0x00000000 },
3316                 { 0x1c40, 0, 0x00000000, 0xffffffff },
3317                 { 0x1c44, 0, 0x00000000, 0xffffffff },
3318                 { 0x1c48, 0, 0x00000000, 0xffffffff },
3319                 { 0x1c4c, 0, 0x00000000, 0xffffffff },
3320                 { 0x1c50, 0, 0x00000000, 0xffffffff },
3321                 { 0x1d00, 0, 0x7ffbffff, 0x00000000 },
3322                 { 0x1d04, 0, 0xffffffff, 0x00000000 },
3323                 { 0x1d0c, 0, 0xffffffff, 0x00000000 },
3324                 { 0x1d14, 0, 0xffffffff, 0x00000000 },
3325                 { 0x1d1c, 0, 0xffffffff, 0x00000000 },
3326                 { 0x1d24, 0, 0xffffffff, 0x00000000 },
3327                 { 0x1d2c, 0, 0xffffffff, 0x00000000 },
3328                 { 0x1d34, 0, 0xffffffff, 0x00000000 },
3329                 { 0x1d3c, 0, 0xffffffff, 0x00000000 },
3330                 { 0x1d44, 0, 0xffffffff, 0x00000000 },
3331                 { 0x1d4c, 0, 0xffffffff, 0x00000000 },
3332                 { 0x1d54, 0, 0xffffffff, 0x00000000 },
3333                 { 0x1d5c, 0, 0xffffffff, 0x00000000 },
3334                 { 0x1d64, 0, 0xffffffff, 0x00000000 },
3335                 { 0x1d6c, 0, 0xffffffff, 0x00000000 },
3336                 { 0x1d74, 0, 0xffffffff, 0x00000000 },
3337                 { 0x1d7c, 0, 0xffffffff, 0x00000000 },
3338                 { 0x1d80, 0, 0x0700ffff, 0x00000000 },
3339
3340                 { 0x2004, 0, 0x00000000, 0x0337000f },
3341                 { 0x2008, 0, 0xffffffff, 0x00000000 },
3342                 { 0x200c, 0, 0xffffffff, 0x00000000 },
3343                 { 0x2010, 0, 0xffffffff, 0x00000000 },
3344                 { 0x2014, 0, 0x801fff80, 0x00000000 },
3345                 { 0x2018, 0, 0x000003ff, 0x00000000 },
3346
3347                 { 0x2800, 0, 0x00000000, 0x00000001 },
3348                 { 0x2804, 0, 0x00000000, 0x00003f01 },
3349                 { 0x2808, 0, 0x0f3f3f03, 0x00000000 },
3350                 { 0x2810, 0, 0xffff0000, 0x00000000 },
3351                 { 0x2814, 0, 0xffff0000, 0x00000000 },
3352                 { 0x2818, 0, 0xffff0000, 0x00000000 },
3353                 { 0x281c, 0, 0xffff0000, 0x00000000 },
3354                 { 0x2834, 0, 0xffffffff, 0x00000000 },
3355                 { 0x2840, 0, 0x00000000, 0xffffffff },
3356                 { 0x2844, 0, 0x00000000, 0xffffffff },
3357                 { 0x2848, 0, 0xffffffff, 0x00000000 },
3358                 { 0x284c, 0, 0xf800f800, 0x07ff07ff },
3359
3360                 { 0x2c00, 0, 0x00000000, 0x00000011 },
3361                 { 0x2c04, 0, 0x00000000, 0x00030007 },
3362
3363                 { 0x3000, 0, 0x00000000, 0x00000001 },
3364                 { 0x3004, 0, 0x00000000, 0x007007ff },
3365                 { 0x3008, 0, 0x00000003, 0x00000000 },
3366                 { 0x300c, 0, 0xffffffff, 0x00000000 },
3367                 { 0x3010, 0, 0xffffffff, 0x00000000 },
3368                 { 0x3014, 0, 0xffffffff, 0x00000000 },
3369                 { 0x3034, 0, 0xffffffff, 0x00000000 },
3370                 { 0x3038, 0, 0xffffffff, 0x00000000 },
3371                 { 0x3050, 0, 0x00000001, 0x00000000 },
3372
3373                 { 0x3c00, 0, 0x00000000, 0x00000001 },
3374                 { 0x3c04, 0, 0x00000000, 0x00070000 },
3375                 { 0x3c08, 0, 0x00007f71, 0x07f00000 },
3376                 { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 },
3377                 { 0x3c10, 0, 0xffffffff, 0x00000000 },
3378                 { 0x3c14, 0, 0x00000000, 0xffffffff },
3379                 { 0x3c18, 0, 0x00000000, 0xffffffff },
3380                 { 0x3c1c, 0, 0xfffff000, 0x00000000 },
3381                 { 0x3c20, 0, 0xffffff00, 0x00000000 },
3382                 { 0x3c24, 0, 0xffffffff, 0x00000000 },
3383                 { 0x3c28, 0, 0xffffffff, 0x00000000 },
3384                 { 0x3c2c, 0, 0xffffffff, 0x00000000 },
3385                 { 0x3c30, 0, 0xffffffff, 0x00000000 },
3386                 { 0x3c34, 0, 0xffffffff, 0x00000000 },
3387                 { 0x3c38, 0, 0xffffffff, 0x00000000 },
3388                 { 0x3c3c, 0, 0xffffffff, 0x00000000 },
3389                 { 0x3c40, 0, 0xffffffff, 0x00000000 },
3390                 { 0x3c44, 0, 0xffffffff, 0x00000000 },
3391                 { 0x3c48, 0, 0xffffffff, 0x00000000 },
3392                 { 0x3c4c, 0, 0xffffffff, 0x00000000 },
3393                 { 0x3c50, 0, 0xffffffff, 0x00000000 },
3394                 { 0x3c54, 0, 0xffffffff, 0x00000000 },
3395                 { 0x3c58, 0, 0xffffffff, 0x00000000 },
3396                 { 0x3c5c, 0, 0xffffffff, 0x00000000 },
3397                 { 0x3c60, 0, 0xffffffff, 0x00000000 },
3398                 { 0x3c64, 0, 0xffffffff, 0x00000000 },
3399                 { 0x3c68, 0, 0xffffffff, 0x00000000 },
3400                 { 0x3c6c, 0, 0xffffffff, 0x00000000 },
3401                 { 0x3c70, 0, 0xffffffff, 0x00000000 },
3402                 { 0x3c74, 0, 0x0000003f, 0x00000000 },
3403                 { 0x3c78, 0, 0x00000000, 0x00000000 },
3404                 { 0x3c7c, 0, 0x00000000, 0x00000000 },
3405                 { 0x3c80, 0, 0x3fffffff, 0x00000000 },
3406                 { 0x3c84, 0, 0x0000003f, 0x00000000 },
3407                 { 0x3c88, 0, 0x00000000, 0xffffffff },
3408                 { 0x3c8c, 0, 0x00000000, 0xffffffff },
3409
3410                 { 0x4000, 0, 0x00000000, 0x00000001 },
3411                 { 0x4004, 0, 0x00000000, 0x00030000 },
3412                 { 0x4008, 0, 0x00000ff0, 0x00000000 },
3413                 { 0x400c, 0, 0xffffffff, 0x00000000 },
3414                 { 0x4088, 0, 0x00000000, 0x00070303 },
3415
3416                 { 0x4400, 0, 0x00000000, 0x00000001 },
3417                 { 0x4404, 0, 0x00000000, 0x00003f01 },
3418                 { 0x4408, 0, 0x7fff00ff, 0x00000000 },
3419                 { 0x440c, 0, 0xffffffff, 0x00000000 },
3420                 { 0x4410, 0, 0xffff,     0x0000 },
3421                 { 0x4414, 0, 0xffff,     0x0000 },
3422                 { 0x4418, 0, 0xffff,     0x0000 },
3423                 { 0x441c, 0, 0xffff,     0x0000 },
3424                 { 0x4428, 0, 0xffffffff, 0x00000000 },
3425                 { 0x442c, 0, 0xffffffff, 0x00000000 },
3426                 { 0x4430, 0, 0xffffffff, 0x00000000 },
3427                 { 0x4434, 0, 0xffffffff, 0x00000000 },
3428                 { 0x4438, 0, 0xffffffff, 0x00000000 },
3429                 { 0x443c, 0, 0xffffffff, 0x00000000 },
3430                 { 0x4440, 0, 0xffffffff, 0x00000000 },
3431                 { 0x4444, 0, 0xffffffff, 0x00000000 },
3432
3433                 { 0x4c00, 0, 0x00000000, 0x00000001 },
3434                 { 0x4c04, 0, 0x00000000, 0x0000003f },
3435                 { 0x4c08, 0, 0xffffffff, 0x00000000 },
3436                 { 0x4c0c, 0, 0x0007fc00, 0x00000000 },
3437                 { 0x4c10, 0, 0x80003fe0, 0x00000000 },
3438                 { 0x4c14, 0, 0xffffffff, 0x00000000 },
3439                 { 0x4c44, 0, 0x00000000, 0x9fff9fff },
3440                 { 0x4c48, 0, 0x00000000, 0xb3009fff },
3441                 { 0x4c4c, 0, 0x00000000, 0x77f33b30 },
3442                 { 0x4c50, 0, 0x00000000, 0xffffffff },
3443
3444                 { 0x5004, 0, 0x00000000, 0x0000007f },
3445                 { 0x5008, 0, 0x0f0007ff, 0x00000000 },
3446                 { 0x500c, 0, 0xf800f800, 0x07ff07ff },
3447
3448                 { 0x5400, 0, 0x00000008, 0x00000001 },
3449                 { 0x5404, 0, 0x00000000, 0x0000003f },
3450                 { 0x5408, 0, 0x0000001f, 0x00000000 },
3451                 { 0x540c, 0, 0xffffffff, 0x00000000 },
3452                 { 0x5410, 0, 0xffffffff, 0x00000000 },
3453                 { 0x5414, 0, 0x0000ffff, 0x00000000 },
3454                 { 0x5418, 0, 0x0000ffff, 0x00000000 },
3455                 { 0x541c, 0, 0x0000ffff, 0x00000000 },
3456                 { 0x5420, 0, 0x0000ffff, 0x00000000 },
3457                 { 0x5428, 0, 0x000000ff, 0x00000000 },
3458                 { 0x542c, 0, 0xff00ffff, 0x00000000 },
3459                 { 0x5430, 0, 0x001fff80, 0x00000000 },
3460                 { 0x5438, 0, 0xffffffff, 0x00000000 },
3461                 { 0x543c, 0, 0xffffffff, 0x00000000 },
3462                 { 0x5440, 0, 0xf800f800, 0x07ff07ff },
3463
3464                 { 0x5c00, 0, 0x00000000, 0x00000001 },
3465                 { 0x5c04, 0, 0x00000000, 0x0003000f },
3466                 { 0x5c08, 0, 0x00000003, 0x00000000 },
3467                 { 0x5c0c, 0, 0x0000fff8, 0x00000000 },
3468                 { 0x5c10, 0, 0x00000000, 0xffffffff },
3469                 { 0x5c80, 0, 0x00000000, 0x0f7113f1 },
3470                 { 0x5c84, 0, 0x00000000, 0x0000f333 },
3471                 { 0x5c88, 0, 0x00000000, 0x00077373 },
3472                 { 0x5c8c, 0, 0x00000000, 0x0007f737 },
3473
3474                 { 0x6808, 0, 0x0000ff7f, 0x00000000 },
3475                 { 0x680c, 0, 0xffffffff, 0x00000000 },
3476                 { 0x6810, 0, 0xffffffff, 0x00000000 },
3477                 { 0x6814, 0, 0xffffffff, 0x00000000 },
3478                 { 0x6818, 0, 0xffffffff, 0x00000000 },
3479                 { 0x681c, 0, 0xffffffff, 0x00000000 },
3480                 { 0x6820, 0, 0x00ff00ff, 0x00000000 },
3481                 { 0x6824, 0, 0x00ff00ff, 0x00000000 },
3482                 { 0x6828, 0, 0x00ff00ff, 0x00000000 },
3483                 { 0x682c, 0, 0x03ff03ff, 0x00000000 },
3484                 { 0x6830, 0, 0x03ff03ff, 0x00000000 },
3485                 { 0x6834, 0, 0x03ff03ff, 0x00000000 },
3486                 { 0x6838, 0, 0x03ff03ff, 0x00000000 },
3487                 { 0x683c, 0, 0x0000ffff, 0x00000000 },
3488                 { 0x6840, 0, 0x00000ff0, 0x00000000 },
3489                 { 0x6844, 0, 0x00ffff00, 0x00000000 },
3490                 { 0x684c, 0, 0xffffffff, 0x00000000 },
3491                 { 0x6850, 0, 0x7f7f7f7f, 0x00000000 },
3492                 { 0x6854, 0, 0x7f7f7f7f, 0x00000000 },
3493                 { 0x6858, 0, 0x7f7f7f7f, 0x00000000 },
3494                 { 0x685c, 0, 0x7f7f7f7f, 0x00000000 },
3495                 { 0x6908, 0, 0x00000000, 0x0001ff0f },
3496                 { 0x690c, 0, 0x00000000, 0x0ffe00f0 },
3497
3498                 { 0xffff, 0, 0x00000000, 0x00000000 },
3499         };
3500
3501         ret = 0;
3502         for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
3503                 u32 offset, rw_mask, ro_mask, save_val, val;
3504
3505                 offset = (u32) reg_tbl[i].offset;
3506                 rw_mask = reg_tbl[i].rw_mask;
3507                 ro_mask = reg_tbl[i].ro_mask;
3508
3509                 save_val = readl(bp->regview + offset);
3510
3511                 writel(0, bp->regview + offset);
3512
3513                 val = readl(bp->regview + offset);
3514                 if ((val & rw_mask) != 0) {
3515                         goto reg_test_err;
3516                 }
3517
3518                 if ((val & ro_mask) != (save_val & ro_mask)) {
3519                         goto reg_test_err;
3520                 }
3521
3522                 writel(0xffffffff, bp->regview + offset);
3523
3524                 val = readl(bp->regview + offset);
3525                 if ((val & rw_mask) != rw_mask) {
3526                         goto reg_test_err;
3527                 }
3528
3529                 if ((val & ro_mask) != (save_val & ro_mask)) {
3530                         goto reg_test_err;
3531                 }
3532
3533                 writel(save_val, bp->regview + offset);
3534                 continue;
3535
3536 reg_test_err:
3537                 writel(save_val, bp->regview + offset);
3538                 ret = -ENODEV;
3539                 break;
3540         }
3541         return ret;
3542 }
3543
3544 static int
3545 bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size)
3546 {
3547         static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555,
3548                 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa };
3549         int i;
3550
3551         for (i = 0; i < sizeof(test_pattern) / 4; i++) {
3552                 u32 offset;
3553
3554                 for (offset = 0; offset < size; offset += 4) {
3555
3556                         REG_WR_IND(bp, start + offset, test_pattern[i]);
3557
3558                         if (REG_RD_IND(bp, start + offset) !=
3559                                 test_pattern[i]) {
3560                                 return -ENODEV;
3561                         }
3562                 }
3563         }
3564         return 0;
3565 }
3566
3567 static int
3568 bnx2_test_memory(struct bnx2 *bp)
3569 {
3570         int ret = 0;
3571         int i;
3572         static struct {
3573                 u32   offset;
3574                 u32   len;
3575         } mem_tbl[] = {
3576                 { 0x60000,  0x4000 },
3577                 { 0xa0000,  0x4000 },
3578                 { 0xe0000,  0x4000 },
3579                 { 0x120000, 0x4000 },
3580                 { 0x1a0000, 0x4000 },
3581                 { 0x160000, 0x4000 },
3582                 { 0xffffffff, 0    },
3583         };
3584
3585         for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
3586                 if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset,
3587                         mem_tbl[i].len)) != 0) {
3588                         return ret;
3589                 }
3590         }
3591         
3592         return ret;
3593 }
3594
3595 static int
3596 bnx2_test_loopback(struct bnx2 *bp)
3597 {
3598         unsigned int pkt_size, num_pkts, i;
3599         struct sk_buff *skb, *rx_skb;
3600         unsigned char *packet;
3601         u16 rx_start_idx, rx_idx, send_idx;
3602         u32 send_bseq, val;
3603         dma_addr_t map;
3604         struct tx_bd *txbd;
3605         struct sw_bd *rx_buf;
3606         struct l2_fhdr *rx_hdr;
3607         int ret = -ENODEV;
3608
3609         if (!netif_running(bp->dev))
3610                 return -ENODEV;
3611
3612         bp->loopback = MAC_LOOPBACK;
3613         bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_DIAG);
3614         bnx2_set_mac_loopback(bp);
3615
3616         pkt_size = 1514;
3617         skb = dev_alloc_skb(pkt_size);
3618         packet = skb_put(skb, pkt_size);
3619         memcpy(packet, bp->mac_addr, 6);
3620         memset(packet + 6, 0x0, 8);
3621         for (i = 14; i < pkt_size; i++)
3622                 packet[i] = (unsigned char) (i & 0xff);
3623
3624         map = pci_map_single(bp->pdev, skb->data, pkt_size,
3625                 PCI_DMA_TODEVICE);
3626
3627         val = REG_RD(bp, BNX2_HC_COMMAND);
3628         REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW_WO_INT);
3629         REG_RD(bp, BNX2_HC_COMMAND);
3630
3631         udelay(5);
3632         rx_start_idx = bp->status_blk->status_rx_quick_consumer_index0;
3633
3634         send_idx = 0;
3635         send_bseq = 0;
3636         num_pkts = 0;
3637
3638         txbd = &bp->tx_desc_ring[send_idx];
3639
3640         txbd->tx_bd_haddr_hi = (u64) map >> 32;
3641         txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff;
3642         txbd->tx_bd_mss_nbytes = pkt_size;
3643         txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END;
3644
3645         num_pkts++;
3646         send_idx = NEXT_TX_BD(send_idx);
3647
3648         send_bseq += pkt_size;
3649
3650         REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, send_idx);
3651         REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, send_bseq);
3652
3653
3654         udelay(100);
3655
3656         val = REG_RD(bp, BNX2_HC_COMMAND);
3657         REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW_WO_INT);
3658         REG_RD(bp, BNX2_HC_COMMAND);
3659
3660         udelay(5);
3661
3662         pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE);
3663         dev_kfree_skb_irq(skb);
3664
3665         if (bp->status_blk->status_tx_quick_consumer_index0 != send_idx) {
3666                 goto loopback_test_done;
3667         }
3668
3669         rx_idx = bp->status_blk->status_rx_quick_consumer_index0;
3670         if (rx_idx != rx_start_idx + num_pkts) {
3671                 goto loopback_test_done;
3672         }
3673
3674         rx_buf = &bp->rx_buf_ring[rx_start_idx];
3675         rx_skb = rx_buf->skb;
3676
3677         rx_hdr = (struct l2_fhdr *) rx_skb->data;
3678         skb_reserve(rx_skb, bp->rx_offset);
3679
3680         pci_dma_sync_single_for_cpu(bp->pdev,
3681                 pci_unmap_addr(rx_buf, mapping),
3682                 bp->rx_buf_size, PCI_DMA_FROMDEVICE);
3683
3684         if (rx_hdr->l2_fhdr_errors &
3685                 (L2_FHDR_ERRORS_BAD_CRC |
3686                 L2_FHDR_ERRORS_PHY_DECODE |
3687                 L2_FHDR_ERRORS_ALIGNMENT |
3688                 L2_FHDR_ERRORS_TOO_SHORT |
3689                 L2_FHDR_ERRORS_GIANT_FRAME)) {
3690
3691                 goto loopback_test_done;
3692         }
3693
3694         if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) {
3695                 goto loopback_test_done;
3696         }
3697
3698         for (i = 14; i < pkt_size; i++) {
3699                 if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) {
3700                         goto loopback_test_done;
3701                 }
3702         }
3703
3704         ret = 0;
3705
3706 loopback_test_done:
3707         bp->loopback = 0;
3708         return ret;
3709 }
3710
3711 #define NVRAM_SIZE 0x200
3712 #define CRC32_RESIDUAL 0xdebb20e3
3713
3714 static int
3715 bnx2_test_nvram(struct bnx2 *bp)
3716 {
3717         u32 buf[NVRAM_SIZE / 4];
3718         u8 *data = (u8 *) buf;
3719         int rc = 0;
3720         u32 magic, csum;
3721
3722         if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0)
3723                 goto test_nvram_done;
3724
3725         magic = be32_to_cpu(buf[0]);
3726         if (magic != 0x669955aa) {
3727                 rc = -ENODEV;
3728                 goto test_nvram_done;
3729         }
3730
3731         if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0)
3732                 goto test_nvram_done;
3733
3734         csum = ether_crc_le(0x100, data);
3735         if (csum != CRC32_RESIDUAL) {
3736                 rc = -ENODEV;
3737                 goto test_nvram_done;
3738         }
3739
3740         csum = ether_crc_le(0x100, data + 0x100);
3741         if (csum != CRC32_RESIDUAL) {
3742                 rc = -ENODEV;
3743         }
3744
3745 test_nvram_done:
3746         return rc;
3747 }
3748
3749 static int
3750 bnx2_test_link(struct bnx2 *bp)
3751 {
3752         u32 bmsr;
3753
3754         spin_lock_irq(&bp->phy_lock);
3755         bnx2_read_phy(bp, MII_BMSR, &bmsr);
3756         bnx2_read_phy(bp, MII_BMSR, &bmsr);
3757         spin_unlock_irq(&bp->phy_lock);
3758                 
3759         if (bmsr & BMSR_LSTATUS) {
3760                 return 0;
3761         }
3762         return -ENODEV;
3763 }
3764
3765 static int
3766 bnx2_test_intr(struct bnx2 *bp)
3767 {
3768         int i;
3769         u32 val;
3770         u16 status_idx;
3771
3772         if (!netif_running(bp->dev))
3773                 return -ENODEV;
3774
3775         status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff;
3776
3777         /* This register is not touched during run-time. */
3778         val = REG_RD(bp, BNX2_HC_COMMAND);
3779         REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW);
3780         REG_RD(bp, BNX2_HC_COMMAND);
3781
3782         for (i = 0; i < 10; i++) {
3783                 if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) !=
3784                         status_idx) {
3785
3786                         break;
3787                 }
3788
3789                 msleep_interruptible(10);
3790         }
3791         if (i < 10)
3792                 return 0;
3793
3794         return -ENODEV;
3795 }
3796
3797 static void
3798 bnx2_timer(unsigned long data)
3799 {
3800         struct bnx2 *bp = (struct bnx2 *) data;
3801         u32 msg;
3802
3803         if (atomic_read(&bp->intr_sem) != 0)
3804                 goto bnx2_restart_timer;
3805
3806         msg = (u32) ++bp->fw_drv_pulse_wr_seq;
3807         REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_PULSE_MB, msg);
3808
3809         if ((bp->phy_flags & PHY_SERDES_FLAG) &&
3810             (CHIP_NUM(bp) == CHIP_NUM_5706)) {
3811                 unsigned long flags;
3812
3813                 spin_lock_irqsave(&bp->phy_lock, flags);
3814                 if (bp->serdes_an_pending) {
3815                         bp->serdes_an_pending--;
3816                 }
3817                 else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) {
3818                         u32 bmcr;
3819
3820                         bnx2_read_phy(bp, MII_BMCR, &bmcr);
3821
3822                         if (bmcr & BMCR_ANENABLE) {
3823                                 u32 phy1, phy2;
3824
3825                                 bnx2_write_phy(bp, 0x1c, 0x7c00);
3826                                 bnx2_read_phy(bp, 0x1c, &phy1);
3827
3828                                 bnx2_write_phy(bp, 0x17, 0x0f01);
3829                                 bnx2_read_phy(bp, 0x15, &phy2);
3830                                 bnx2_write_phy(bp, 0x17, 0x0f01);
3831                                 bnx2_read_phy(bp, 0x15, &phy2);
3832
3833                                 if ((phy1 & 0x10) &&    /* SIGNAL DETECT */
3834                                         !(phy2 & 0x20)) {       /* no CONFIG */
3835
3836                                         bmcr &= ~BMCR_ANENABLE;
3837                                         bmcr |= BMCR_SPEED1000 |
3838                                                 BMCR_FULLDPLX;
3839                                         bnx2_write_phy(bp, MII_BMCR, bmcr);
3840                                         bp->phy_flags |=
3841                                                 PHY_PARALLEL_DETECT_FLAG;
3842                                 }
3843                         }
3844                 }
3845                 else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) &&
3846                         (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) {
3847                         u32 phy2;
3848
3849                         bnx2_write_phy(bp, 0x17, 0x0f01);
3850                         bnx2_read_phy(bp, 0x15, &phy2);
3851                         if (phy2 & 0x20) {
3852                                 u32 bmcr;
3853
3854                                 bnx2_read_phy(bp, MII_BMCR, &bmcr);
3855                                 bmcr |= BMCR_ANENABLE;
3856                                 bnx2_write_phy(bp, MII_BMCR, bmcr);
3857
3858                                 bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
3859
3860                         }
3861                 }
3862
3863                 spin_unlock_irqrestore(&bp->phy_lock, flags);
3864         }
3865
3866 bnx2_restart_timer:
3867         bp->timer.expires = RUN_AT(bp->timer_interval);
3868
3869         add_timer(&bp->timer);
3870 }
3871
3872 /* Called with rtnl_lock */
3873 static int
3874 bnx2_open(struct net_device *dev)
3875 {
3876         struct bnx2 *bp = dev->priv;
3877         int rc;
3878
3879         bnx2_set_power_state(bp, 0);
3880         bnx2_disable_int(bp);
3881
3882         rc = bnx2_alloc_mem(bp);
3883         if (rc)
3884                 return rc;
3885
3886         if ((CHIP_ID(bp) != CHIP_ID_5706_A0) &&
3887                 (CHIP_ID(bp) != CHIP_ID_5706_A1) &&
3888                 !disable_msi) {
3889
3890                 if (pci_enable_msi(bp->pdev) == 0) {
3891                         bp->flags |= USING_MSI_FLAG;
3892                         rc = request_irq(bp->pdev->irq, bnx2_msi, 0, dev->name,
3893                                         dev);
3894                 }
3895                 else {
3896                         rc = request_irq(bp->pdev->irq, bnx2_interrupt,
3897                                         SA_SHIRQ, dev->name, dev);
3898                 }
3899         }
3900         else {
3901                 rc = request_irq(bp->pdev->irq, bnx2_interrupt, SA_SHIRQ,
3902                                 dev->name, dev);
3903         }
3904         if (rc) {
3905                 bnx2_free_mem(bp);
3906                 return rc;
3907         }
3908
3909         rc = bnx2_init_nic(bp);
3910
3911         if (rc) {
3912                 free_irq(bp->pdev->irq, dev);
3913                 if (bp->flags & USING_MSI_FLAG) {
3914                         pci_disable_msi(bp->pdev);
3915                         bp->flags &= ~USING_MSI_FLAG;
3916                 }
3917                 bnx2_free_skbs(bp);
3918                 bnx2_free_mem(bp);
3919                 return rc;
3920         }
3921         
3922         init_timer(&bp->timer);
3923
3924         bp->timer.expires = RUN_AT(bp->timer_interval);
3925         bp->timer.data = (unsigned long) bp;
3926         bp->timer.function = bnx2_timer;
3927         add_timer(&bp->timer);
3928
3929         atomic_set(&bp->intr_sem, 0);
3930
3931         bnx2_enable_int(bp);
3932
3933         if (bp->flags & USING_MSI_FLAG) {
3934                 /* Test MSI to make sure it is working
3935                  * If MSI test fails, go back to INTx mode
3936                  */
3937                 if (bnx2_test_intr(bp) != 0) {
3938                         printk(KERN_WARNING PFX "%s: No interrupt was generated"
3939                                " using MSI, switching to INTx mode. Please"
3940                                " report this failure to the PCI maintainer"
3941                                " and include system chipset information.\n",
3942                                bp->dev->name);
3943
3944                         bnx2_disable_int(bp);
3945                         free_irq(bp->pdev->irq, dev);
3946                         pci_disable_msi(bp->pdev);
3947                         bp->flags &= ~USING_MSI_FLAG;
3948
3949                         rc = bnx2_init_nic(bp);
3950
3951                         if (!rc) {
3952                                 rc = request_irq(bp->pdev->irq, bnx2_interrupt,
3953                                         SA_SHIRQ, dev->name, dev);
3954                         }
3955                         if (rc) {
3956                                 bnx2_free_skbs(bp);
3957                                 bnx2_free_mem(bp);
3958                                 del_timer_sync(&bp->timer);
3959                                 return rc;
3960                         }
3961                         bnx2_enable_int(bp);
3962                 }
3963         }
3964         if (bp->flags & USING_MSI_FLAG) {
3965                 printk(KERN_INFO PFX "%s: using MSI\n", dev->name);
3966         }
3967
3968         netif_start_queue(dev);
3969
3970         return 0;
3971 }
3972
3973 static void
3974 bnx2_reset_task(void *data)
3975 {
3976         struct bnx2 *bp = data;
3977
3978         bnx2_netif_stop(bp);
3979
3980         bnx2_init_nic(bp);
3981
3982         atomic_set(&bp->intr_sem, 1);
3983         bnx2_netif_start(bp);
3984 }
3985
3986 static void
3987 bnx2_tx_timeout(struct net_device *dev)
3988 {
3989         struct bnx2 *bp = dev->priv;
3990
3991         /* This allows the netif to be shutdown gracefully before resetting */
3992         schedule_work(&bp->reset_task);
3993 }
3994
3995 #ifdef BCM_VLAN
3996 /* Called with rtnl_lock */
3997 static void
3998 bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp)
3999 {
4000         struct bnx2 *bp = dev->priv;
4001
4002         bnx2_netif_stop(bp);
4003
4004         bp->vlgrp = vlgrp;
4005         bnx2_set_rx_mode(dev);
4006
4007         bnx2_netif_start(bp);
4008 }
4009
4010 /* Called with rtnl_lock */
4011 static void
4012 bnx2_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid)
4013 {
4014         struct bnx2 *bp = dev->priv;
4015
4016         bnx2_netif_stop(bp);
4017
4018         if (bp->vlgrp)
4019                 bp->vlgrp->vlan_devices[vid] = NULL;
4020         bnx2_set_rx_mode(dev);
4021
4022         bnx2_netif_start(bp);
4023 }
4024 #endif
4025
4026 /* Called with dev->xmit_lock.
4027  * hard_start_xmit is pseudo-lockless - a lock is only required when
4028  * the tx queue is full. This way, we get the benefit of lockless
4029  * operations most of the time without the complexities to handle
4030  * netif_stop_queue/wake_queue race conditions.
4031  */
4032 static int
4033 bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
4034 {
4035         struct bnx2 *bp = dev->priv;
4036         dma_addr_t mapping;
4037         struct tx_bd *txbd;
4038         struct sw_bd *tx_buf;
4039         u32 len, vlan_tag_flags, last_frag, mss;
4040         u16 prod, ring_prod;
4041         int i;
4042
4043         if (unlikely(atomic_read(&bp->tx_avail_bd) <
4044                 (skb_shinfo(skb)->nr_frags + 1))) {
4045
4046                 netif_stop_queue(dev);
4047                 printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n",
4048                         dev->name);
4049
4050                 return NETDEV_TX_BUSY;
4051         }
4052         len = skb_headlen(skb);
4053         prod = bp->tx_prod;
4054         ring_prod = TX_RING_IDX(prod);
4055
4056         vlan_tag_flags = 0;
4057         if (skb->ip_summed == CHECKSUM_HW) {
4058                 vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM;
4059         }
4060
4061         if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) {
4062                 vlan_tag_flags |=
4063                         (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16));
4064         }
4065 #ifdef BCM_TSO 
4066         if ((mss = skb_shinfo(skb)->tso_size) &&
4067                 (skb->len > (bp->dev->mtu + ETH_HLEN))) {
4068                 u32 tcp_opt_len, ip_tcp_len;
4069
4070                 if (skb_header_cloned(skb) &&
4071                     pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
4072                         dev_kfree_skb(skb);
4073                         return NETDEV_TX_OK;
4074                 }
4075
4076                 tcp_opt_len = ((skb->h.th->doff - 5) * 4);
4077                 vlan_tag_flags |= TX_BD_FLAGS_SW_LSO;
4078
4079                 tcp_opt_len = 0;
4080                 if (skb->h.th->doff > 5) {
4081                         tcp_opt_len = (skb->h.th->doff - 5) << 2;
4082                 }
4083                 ip_tcp_len = (skb->nh.iph->ihl << 2) + sizeof(struct tcphdr);
4084
4085                 skb->nh.iph->check = 0;
4086                 skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len);
4087                 skb->h.th->check =
4088                         ~csum_tcpudp_magic(skb->nh.iph->saddr,
4089                                             skb->nh.iph->daddr,
4090                                             0, IPPROTO_TCP, 0);
4091
4092                 if (tcp_opt_len || (skb->nh.iph->ihl > 5)) {
4093                         vlan_tag_flags |= ((skb->nh.iph->ihl - 5) +
4094                                 (tcp_opt_len >> 2)) << 8;
4095                 }
4096         }
4097         else
4098 #endif
4099         {
4100                 mss = 0;
4101         }
4102
4103         mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE);
4104         
4105         tx_buf = &bp->tx_buf_ring[ring_prod];
4106         tx_buf->skb = skb;
4107         pci_unmap_addr_set(tx_buf, mapping, mapping);
4108
4109         txbd = &bp->tx_desc_ring[ring_prod];
4110
4111         txbd->tx_bd_haddr_hi = (u64) mapping >> 32;
4112         txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff;
4113         txbd->tx_bd_mss_nbytes = len | (mss << 16);
4114         txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START;
4115
4116         last_frag = skb_shinfo(skb)->nr_frags;
4117
4118         for (i = 0; i < last_frag; i++) {
4119                 skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
4120
4121                 prod = NEXT_TX_BD(prod);
4122                 ring_prod = TX_RING_IDX(prod);
4123                 txbd = &bp->tx_desc_ring[ring_prod];
4124
4125                 len = frag->size;
4126                 mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset,
4127                         len, PCI_DMA_TODEVICE);
4128                 pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod],
4129                                 mapping, mapping);
4130
4131                 txbd->tx_bd_haddr_hi = (u64) mapping >> 32;
4132                 txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff;
4133                 txbd->tx_bd_mss_nbytes = len | (mss << 16);
4134                 txbd->tx_bd_vlan_tag_flags = vlan_tag_flags;
4135
4136         }
4137         txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END;
4138
4139         prod = NEXT_TX_BD(prod);
4140         bp->tx_prod_bseq += skb->len;
4141
4142         atomic_sub(last_frag + 1, &bp->tx_avail_bd);
4143
4144         REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, prod);
4145         REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, bp->tx_prod_bseq);
4146
4147         mmiowb();
4148
4149         bp->tx_prod = prod;
4150         dev->trans_start = jiffies;
4151
4152         if (unlikely(atomic_read(&bp->tx_avail_bd) <= MAX_SKB_FRAGS)) {
4153                 unsigned long flags;
4154
4155                 spin_lock_irqsave(&bp->tx_lock, flags);
4156                 if (atomic_read(&bp->tx_avail_bd) <= MAX_SKB_FRAGS) {
4157                         netif_stop_queue(dev);
4158
4159                         if (atomic_read(&bp->tx_avail_bd) > MAX_SKB_FRAGS)
4160                                 netif_wake_queue(dev);
4161                 }
4162                 spin_unlock_irqrestore(&bp->tx_lock, flags);
4163         }
4164
4165         return NETDEV_TX_OK;
4166 }
4167
4168 /* Called with rtnl_lock */
4169 static int
4170 bnx2_close(struct net_device *dev)
4171 {
4172         struct bnx2 *bp = dev->priv;
4173         u32 reset_code;
4174
4175         flush_scheduled_work();
4176         bnx2_netif_stop(bp);
4177         del_timer_sync(&bp->timer);
4178         if (bp->wol)
4179                 reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL;
4180         else
4181                 reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL;
4182         bnx2_reset_chip(bp, reset_code);
4183         free_irq(bp->pdev->irq, dev);
4184         if (bp->flags & USING_MSI_FLAG) {
4185                 pci_disable_msi(bp->pdev);
4186                 bp->flags &= ~USING_MSI_FLAG;
4187         }
4188         bnx2_free_skbs(bp);
4189         bnx2_free_mem(bp);
4190         bp->link_up = 0;
4191         netif_carrier_off(bp->dev);
4192         bnx2_set_power_state(bp, 3);
4193         return 0;
4194 }
4195
4196 #define GET_NET_STATS64(ctr)                                    \
4197         (unsigned long) ((unsigned long) (ctr##_hi) << 32) +    \
4198         (unsigned long) (ctr##_lo)
4199
4200 #define GET_NET_STATS32(ctr)            \
4201         (ctr##_lo)
4202
4203 #if (BITS_PER_LONG == 64)
4204 #define GET_NET_STATS   GET_NET_STATS64
4205 #else
4206 #define GET_NET_STATS   GET_NET_STATS32
4207 #endif
4208
4209 static struct net_device_stats *
4210 bnx2_get_stats(struct net_device *dev)
4211 {
4212         struct bnx2 *bp = dev->priv;
4213         struct statistics_block *stats_blk = bp->stats_blk;
4214         struct net_device_stats *net_stats = &bp->net_stats;
4215
4216         if (bp->stats_blk == NULL) {
4217                 return net_stats;
4218         }
4219         net_stats->rx_packets =
4220                 GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) +
4221                 GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) +
4222                 GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts);
4223
4224         net_stats->tx_packets =
4225                 GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) +
4226                 GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) +
4227                 GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts);
4228
4229         net_stats->rx_bytes =
4230                 GET_NET_STATS(stats_blk->stat_IfHCInOctets);
4231
4232         net_stats->tx_bytes =
4233                 GET_NET_STATS(stats_blk->stat_IfHCOutOctets);
4234
4235         net_stats->multicast = 
4236                 GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts);
4237
4238         net_stats->collisions = 
4239                 (unsigned long) stats_blk->stat_EtherStatsCollisions;
4240
4241         net_stats->rx_length_errors = 
4242                 (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts +
4243                 stats_blk->stat_EtherStatsOverrsizePkts);
4244
4245         net_stats->rx_over_errors = 
4246                 (unsigned long) stats_blk->stat_IfInMBUFDiscards;
4247
4248         net_stats->rx_frame_errors = 
4249                 (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors;
4250
4251         net_stats->rx_crc_errors = 
4252                 (unsigned long) stats_blk->stat_Dot3StatsFCSErrors;
4253
4254         net_stats->rx_errors = net_stats->rx_length_errors +
4255                 net_stats->rx_over_errors + net_stats->rx_frame_errors +
4256                 net_stats->rx_crc_errors;
4257
4258         net_stats->tx_aborted_errors =
4259                 (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions +
4260                 stats_blk->stat_Dot3StatsLateCollisions);
4261
4262         if (CHIP_NUM(bp) == CHIP_NUM_5706)
4263                 net_stats->tx_carrier_errors = 0;
4264         else {
4265                 net_stats->tx_carrier_errors =
4266                         (unsigned long)
4267                         stats_blk->stat_Dot3StatsCarrierSenseErrors;
4268         }
4269
4270         net_stats->tx_errors =
4271                 (unsigned long) 
4272                 stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors
4273                 +
4274                 net_stats->tx_aborted_errors +
4275                 net_stats->tx_carrier_errors;
4276
4277         return net_stats;
4278 }
4279
4280 /* All ethtool functions called with rtnl_lock */
4281
4282 static int
4283 bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
4284 {
4285         struct bnx2 *bp = dev->priv;
4286
4287         cmd->supported = SUPPORTED_Autoneg;
4288         if (bp->phy_flags & PHY_SERDES_FLAG) {
4289                 cmd->supported |= SUPPORTED_1000baseT_Full |
4290                         SUPPORTED_FIBRE;
4291
4292                 cmd->port = PORT_FIBRE;
4293         }
4294         else {
4295                 cmd->supported |= SUPPORTED_10baseT_Half |
4296                         SUPPORTED_10baseT_Full |
4297                         SUPPORTED_100baseT_Half |
4298                         SUPPORTED_100baseT_Full |
4299                         SUPPORTED_1000baseT_Full |
4300                         SUPPORTED_TP;
4301
4302                 cmd->port = PORT_TP;
4303         }
4304
4305         cmd->advertising = bp->advertising;
4306
4307         if (bp->autoneg & AUTONEG_SPEED) {
4308                 cmd->autoneg = AUTONEG_ENABLE;
4309         }
4310         else {
4311                 cmd->autoneg = AUTONEG_DISABLE;
4312         }
4313
4314         if (netif_carrier_ok(dev)) {
4315                 cmd->speed = bp->line_speed;
4316                 cmd->duplex = bp->duplex;
4317         }
4318         else {
4319                 cmd->speed = -1;
4320                 cmd->duplex = -1;
4321         }
4322
4323         cmd->transceiver = XCVR_INTERNAL;
4324         cmd->phy_address = bp->phy_addr;
4325
4326         return 0;
4327 }
4328   
4329 static int
4330 bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
4331 {
4332         struct bnx2 *bp = dev->priv;
4333         u8 autoneg = bp->autoneg;
4334         u8 req_duplex = bp->req_duplex;
4335         u16 req_line_speed = bp->req_line_speed;
4336         u32 advertising = bp->advertising;
4337
4338         if (cmd->autoneg == AUTONEG_ENABLE) {
4339                 autoneg |= AUTONEG_SPEED;
4340
4341                 cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; 
4342
4343                 /* allow advertising 1 speed */
4344                 if ((cmd->advertising == ADVERTISED_10baseT_Half) ||
4345                         (cmd->advertising == ADVERTISED_10baseT_Full) ||
4346                         (cmd->advertising == ADVERTISED_100baseT_Half) ||
4347                         (cmd->advertising == ADVERTISED_100baseT_Full)) {
4348
4349                         if (bp->phy_flags & PHY_SERDES_FLAG)
4350                                 return -EINVAL;
4351
4352                         advertising = cmd->advertising;
4353
4354                 }
4355                 else if (cmd->advertising == ADVERTISED_1000baseT_Full) {
4356                         advertising = cmd->advertising;
4357                 }
4358                 else if (cmd->advertising == ADVERTISED_1000baseT_Half) {
4359                         return -EINVAL;
4360                 }
4361                 else {
4362                         if (bp->phy_flags & PHY_SERDES_FLAG) {
4363                                 advertising = ETHTOOL_ALL_FIBRE_SPEED;
4364                         }
4365                         else {
4366                                 advertising = ETHTOOL_ALL_COPPER_SPEED;
4367                         }
4368                 }
4369                 advertising |= ADVERTISED_Autoneg;
4370         }
4371         else {
4372                 if (bp->phy_flags & PHY_SERDES_FLAG) {
4373                         if ((cmd->speed != SPEED_1000) ||
4374                                 (cmd->duplex != DUPLEX_FULL)) {
4375                                 return -EINVAL;
4376                         }
4377                 }
4378                 else if (cmd->speed == SPEED_1000) {
4379                         return -EINVAL;
4380                 }
4381                 autoneg &= ~AUTONEG_SPEED;
4382                 req_line_speed = cmd->speed;
4383                 req_duplex = cmd->duplex;
4384                 advertising = 0;
4385         }
4386
4387         bp->autoneg = autoneg;
4388         bp->advertising = advertising;
4389         bp->req_line_speed = req_line_speed;
4390         bp->req_duplex = req_duplex;
4391
4392         spin_lock_irq(&bp->phy_lock);
4393
4394         bnx2_setup_phy(bp);
4395
4396         spin_unlock_irq(&bp->phy_lock);
4397
4398         return 0;
4399 }
4400
4401 static void
4402 bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
4403 {
4404         struct bnx2 *bp = dev->priv;
4405
4406         strcpy(info->driver, DRV_MODULE_NAME);
4407         strcpy(info->version, DRV_MODULE_VERSION);
4408         strcpy(info->bus_info, pci_name(bp->pdev));
4409         info->fw_version[0] = ((bp->fw_ver & 0xff000000) >> 24) + '0';
4410         info->fw_version[2] = ((bp->fw_ver & 0xff0000) >> 16) + '0';
4411         info->fw_version[4] = ((bp->fw_ver & 0xff00) >> 8) + '0';
4412         info->fw_version[6] = (bp->fw_ver & 0xff) + '0';
4413         info->fw_version[1] = info->fw_version[3] = info->fw_version[5] = '.';
4414         info->fw_version[7] = 0;
4415 }
4416
4417 static void
4418 bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
4419 {
4420         struct bnx2 *bp = dev->priv;
4421
4422         if (bp->flags & NO_WOL_FLAG) {
4423                 wol->supported = 0;
4424                 wol->wolopts = 0;
4425         }
4426         else {
4427                 wol->supported = WAKE_MAGIC;
4428                 if (bp->wol)
4429                         wol->wolopts = WAKE_MAGIC;
4430                 else
4431                         wol->wolopts = 0;
4432         }
4433         memset(&wol->sopass, 0, sizeof(wol->sopass));
4434 }
4435
4436 static int
4437 bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
4438 {
4439         struct bnx2 *bp = dev->priv;
4440
4441         if (wol->wolopts & ~WAKE_MAGIC)
4442                 return -EINVAL;
4443
4444         if (wol->wolopts & WAKE_MAGIC) {
4445                 if (bp->flags & NO_WOL_FLAG)
4446                         return -EINVAL;
4447
4448                 bp->wol = 1;
4449         }
4450         else {
4451                 bp->wol = 0;
4452         }
4453         return 0;
4454 }
4455
4456 static int
4457 bnx2_nway_reset(struct net_device *dev)
4458 {
4459         struct bnx2 *bp = dev->priv;
4460         u32 bmcr;
4461
4462         if (!(bp->autoneg & AUTONEG_SPEED)) {
4463                 return -EINVAL;
4464         }
4465
4466         spin_lock_irq(&bp->phy_lock);
4467
4468         /* Force a link down visible on the other side */
4469         if (bp->phy_flags & PHY_SERDES_FLAG) {
4470                 bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK);
4471                 spin_unlock_irq(&bp->phy_lock);
4472
4473                 msleep(20);
4474
4475                 spin_lock_irq(&bp->phy_lock);
4476                 if (CHIP_NUM(bp) == CHIP_NUM_5706) {
4477                         bp->serdes_an_pending = SERDES_AN_TIMEOUT /
4478                                 bp->timer_interval;
4479                 }
4480         }
4481
4482         bnx2_read_phy(bp, MII_BMCR, &bmcr);
4483         bmcr &= ~BMCR_LOOPBACK;
4484         bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE);
4485
4486         spin_unlock_irq(&bp->phy_lock);
4487
4488         return 0;
4489 }
4490
4491 static int
4492 bnx2_get_eeprom_len(struct net_device *dev)
4493 {
4494         struct bnx2 *bp = dev->priv;
4495
4496         if (bp->flash_info == 0)
4497                 return 0;
4498
4499         return (int) bp->flash_info->total_size;
4500 }
4501
4502 static int
4503 bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
4504                 u8 *eebuf)
4505 {
4506         struct bnx2 *bp = dev->priv;
4507         int rc;
4508
4509         if (eeprom->offset > bp->flash_info->total_size)
4510                 return -EINVAL;
4511
4512         if ((eeprom->offset + eeprom->len) > bp->flash_info->total_size)
4513                 eeprom->len = bp->flash_info->total_size - eeprom->offset;
4514
4515         rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
4516
4517         return rc;
4518 }
4519
4520 static int
4521 bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
4522                 u8 *eebuf)
4523 {
4524         struct bnx2 *bp = dev->priv;
4525         int rc;
4526
4527         if (eeprom->offset > bp->flash_info->total_size)
4528                 return -EINVAL;
4529
4530         if ((eeprom->offset + eeprom->len) > bp->flash_info->total_size)
4531                 eeprom->len = bp->flash_info->total_size - eeprom->offset;
4532
4533         rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
4534
4535         return rc;
4536 }
4537
4538 static int
4539 bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal)
4540 {
4541         struct bnx2 *bp = dev->priv;
4542
4543         memset(coal, 0, sizeof(struct ethtool_coalesce));
4544
4545         coal->rx_coalesce_usecs = bp->rx_ticks;
4546         coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip;
4547         coal->rx_coalesce_usecs_irq = bp->rx_ticks_int;
4548         coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int;
4549
4550         coal->tx_coalesce_usecs = bp->tx_ticks;
4551         coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip;
4552         coal->tx_coalesce_usecs_irq = bp->tx_ticks_int;
4553         coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int;
4554
4555         coal->stats_block_coalesce_usecs = bp->stats_ticks;
4556
4557         return 0;
4558 }
4559
4560 static int
4561 bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal)
4562 {
4563         struct bnx2 *bp = dev->priv;
4564
4565         bp->rx_ticks = (u16) coal->rx_coalesce_usecs;
4566         if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff;
4567
4568         bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; 
4569         if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff;
4570
4571         bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq;
4572         if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff;
4573
4574         bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq;
4575         if (bp->rx_quick_cons_trip_int > 0xff)
4576                 bp->rx_quick_cons_trip_int = 0xff;
4577
4578         bp->tx_ticks = (u16) coal->tx_coalesce_usecs;
4579         if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff;
4580
4581         bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames;
4582         if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff;
4583
4584         bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq;
4585         if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff;
4586
4587         bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq;
4588         if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int =
4589                 0xff;
4590
4591         bp->stats_ticks = coal->stats_block_coalesce_usecs;
4592         if (bp->stats_ticks > 0xffff00) bp->stats_ticks = 0xffff00;
4593         bp->stats_ticks &= 0xffff00;
4594
4595         if (netif_running(bp->dev)) {
4596                 bnx2_netif_stop(bp);
4597                 bnx2_init_nic(bp);
4598                 bnx2_netif_start(bp);
4599         }
4600
4601         return 0;
4602 }
4603
4604 static void
4605 bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
4606 {
4607         struct bnx2 *bp = dev->priv;
4608
4609         ering->rx_max_pending = MAX_RX_DESC_CNT;
4610         ering->rx_mini_max_pending = 0;
4611         ering->rx_jumbo_max_pending = 0;
4612
4613         ering->rx_pending = bp->rx_ring_size;
4614         ering->rx_mini_pending = 0;
4615         ering->rx_jumbo_pending = 0;
4616
4617         ering->tx_max_pending = MAX_TX_DESC_CNT;
4618         ering->tx_pending = bp->tx_ring_size;
4619 }
4620
4621 static int
4622 bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
4623 {
4624         struct bnx2 *bp = dev->priv;
4625
4626         if ((ering->rx_pending > MAX_RX_DESC_CNT) ||
4627                 (ering->tx_pending > MAX_TX_DESC_CNT) ||
4628                 (ering->tx_pending <= MAX_SKB_FRAGS)) {
4629
4630                 return -EINVAL;
4631         }
4632         bp->rx_ring_size = ering->rx_pending;
4633         bp->tx_ring_size = ering->tx_pending;
4634
4635         if (netif_running(bp->dev)) {
4636                 bnx2_netif_stop(bp);
4637                 bnx2_init_nic(bp);
4638                 bnx2_netif_start(bp);
4639         }
4640
4641         return 0;
4642 }
4643
4644 static void
4645 bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
4646 {
4647         struct bnx2 *bp = dev->priv;
4648
4649         epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0);
4650         epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0);
4651         epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0);
4652 }
4653
4654 static int
4655 bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
4656 {
4657         struct bnx2 *bp = dev->priv;
4658
4659         bp->req_flow_ctrl = 0;
4660         if (epause->rx_pause)
4661                 bp->req_flow_ctrl |= FLOW_CTRL_RX;
4662         if (epause->tx_pause)
4663                 bp->req_flow_ctrl |= FLOW_CTRL_TX;
4664
4665         if (epause->autoneg) {
4666                 bp->autoneg |= AUTONEG_FLOW_CTRL;
4667         }
4668         else {
4669                 bp->autoneg &= ~AUTONEG_FLOW_CTRL;
4670         }
4671
4672         spin_lock_irq(&bp->phy_lock);
4673
4674         bnx2_setup_phy(bp);
4675
4676         spin_unlock_irq(&bp->phy_lock);
4677
4678         return 0;
4679 }
4680
4681 static u32
4682 bnx2_get_rx_csum(struct net_device *dev)
4683 {
4684         struct bnx2 *bp = dev->priv;
4685
4686         return bp->rx_csum;
4687 }
4688
4689 static int
4690 bnx2_set_rx_csum(struct net_device *dev, u32 data)
4691 {
4692         struct bnx2 *bp = dev->priv;
4693
4694         bp->rx_csum = data;
4695         return 0;
4696 }
4697
4698 #define BNX2_NUM_STATS 45
4699
4700 static struct {
4701         char string[ETH_GSTRING_LEN];
4702 } bnx2_stats_str_arr[BNX2_NUM_STATS] = {
4703         { "rx_bytes" },
4704         { "rx_error_bytes" },
4705         { "tx_bytes" },
4706         { "tx_error_bytes" },
4707         { "rx_ucast_packets" },
4708         { "rx_mcast_packets" },
4709         { "rx_bcast_packets" },
4710         { "tx_ucast_packets" },
4711         { "tx_mcast_packets" },
4712         { "tx_bcast_packets" },
4713         { "tx_mac_errors" },
4714         { "tx_carrier_errors" },
4715         { "rx_crc_errors" },
4716         { "rx_align_errors" },
4717         { "tx_single_collisions" },
4718         { "tx_multi_collisions" },
4719         { "tx_deferred" },
4720         { "tx_excess_collisions" },
4721         { "tx_late_collisions" },
4722         { "tx_total_collisions" },
4723         { "rx_fragments" },
4724         { "rx_jabbers" },
4725         { "rx_undersize_packets" },
4726         { "rx_oversize_packets" },
4727         { "rx_64_byte_packets" },
4728         { "rx_65_to_127_byte_packets" },
4729         { "rx_128_to_255_byte_packets" },
4730         { "rx_256_to_511_byte_packets" },
4731         { "rx_512_to_1023_byte_packets" },
4732         { "rx_1024_to_1522_byte_packets" },
4733         { "rx_1523_to_9022_byte_packets" },
4734         { "tx_64_byte_packets" },
4735         { "tx_65_to_127_byte_packets" },
4736         { "tx_128_to_255_byte_packets" },
4737         { "tx_256_to_511_byte_packets" },
4738         { "tx_512_to_1023_byte_packets" },
4739         { "tx_1024_to_1522_byte_packets" },
4740         { "tx_1523_to_9022_byte_packets" },
4741         { "rx_xon_frames" },
4742         { "rx_xoff_frames" },
4743         { "tx_xon_frames" },
4744         { "tx_xoff_frames" },
4745         { "rx_mac_ctrl_frames" },
4746         { "rx_filtered_packets" },
4747         { "rx_discards" },
4748 };
4749
4750 #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4)
4751
4752 static unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = {
4753     STATS_OFFSET32(stat_IfHCInOctets_hi),
4754     STATS_OFFSET32(stat_IfHCInBadOctets_hi),
4755     STATS_OFFSET32(stat_IfHCOutOctets_hi),
4756     STATS_OFFSET32(stat_IfHCOutBadOctets_hi),
4757     STATS_OFFSET32(stat_IfHCInUcastPkts_hi),
4758     STATS_OFFSET32(stat_IfHCInMulticastPkts_hi),
4759     STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi),
4760     STATS_OFFSET32(stat_IfHCOutUcastPkts_hi),
4761     STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi),
4762     STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi),
4763     STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors),
4764     STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors),                 
4765     STATS_OFFSET32(stat_Dot3StatsFCSErrors),                          
4766     STATS_OFFSET32(stat_Dot3StatsAlignmentErrors),                    
4767     STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames),              
4768     STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames),            
4769     STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions),              
4770     STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions),                
4771     STATS_OFFSET32(stat_Dot3StatsLateCollisions),                     
4772     STATS_OFFSET32(stat_EtherStatsCollisions),                        
4773     STATS_OFFSET32(stat_EtherStatsFragments),                         
4774     STATS_OFFSET32(stat_EtherStatsJabbers),                           
4775     STATS_OFFSET32(stat_EtherStatsUndersizePkts),                     
4776     STATS_OFFSET32(stat_EtherStatsOverrsizePkts),                     
4777     STATS_OFFSET32(stat_EtherStatsPktsRx64Octets),                    
4778     STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets),         
4779     STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets),        
4780     STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets),        
4781     STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets),       
4782     STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets),      
4783     STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets),      
4784     STATS_OFFSET32(stat_EtherStatsPktsTx64Octets),                    
4785     STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets),         
4786     STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets),        
4787     STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets),        
4788     STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets),       
4789     STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets),      
4790     STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets),      
4791     STATS_OFFSET32(stat_XonPauseFramesReceived),                      
4792     STATS_OFFSET32(stat_XoffPauseFramesReceived),                     
4793     STATS_OFFSET32(stat_OutXonSent),                                  
4794     STATS_OFFSET32(stat_OutXoffSent),                                 
4795     STATS_OFFSET32(stat_MacControlFramesReceived),                    
4796     STATS_OFFSET32(stat_IfInFramesL2FilterDiscards),                  
4797     STATS_OFFSET32(stat_IfInMBUFDiscards),                            
4798 };
4799
4800 /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are
4801  * skipped because of errata.
4802  */               
4803 static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = {
4804         8,0,8,8,8,8,8,8,8,8,
4805         4,0,4,4,4,4,4,4,4,4,
4806         4,4,4,4,4,4,4,4,4,4,
4807         4,4,4,4,4,4,4,4,4,4,
4808         4,4,4,4,4,
4809 };
4810
4811 #define BNX2_NUM_TESTS 6
4812
4813 static struct {
4814         char string[ETH_GSTRING_LEN];
4815 } bnx2_tests_str_arr[BNX2_NUM_TESTS] = {
4816         { "register_test (offline)" },
4817         { "memory_test (offline)" },
4818         { "loopback_test (offline)" },
4819         { "nvram_test (online)" },
4820         { "interrupt_test (online)" },
4821         { "link_test (online)" },
4822 };
4823
4824 static int
4825 bnx2_self_test_count(struct net_device *dev)
4826 {
4827         return BNX2_NUM_TESTS;
4828 }
4829
4830 static void
4831 bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf)
4832 {
4833         struct bnx2 *bp = dev->priv;
4834
4835         memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS);
4836         if (etest->flags & ETH_TEST_FL_OFFLINE) {
4837                 bnx2_netif_stop(bp);
4838                 bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG);
4839                 bnx2_free_skbs(bp);
4840
4841                 if (bnx2_test_registers(bp) != 0) {
4842                         buf[0] = 1;
4843                         etest->flags |= ETH_TEST_FL_FAILED;
4844                 }
4845                 if (bnx2_test_memory(bp) != 0) {
4846                         buf[1] = 1;
4847                         etest->flags |= ETH_TEST_FL_FAILED;
4848                 }
4849                 if (bnx2_test_loopback(bp) != 0) {
4850                         buf[2] = 1;
4851                         etest->flags |= ETH_TEST_FL_FAILED;
4852                 }
4853
4854                 if (!netif_running(bp->dev)) {
4855                         bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET);
4856                 }
4857                 else {
4858                         bnx2_init_nic(bp);
4859                         bnx2_netif_start(bp);
4860                 }
4861
4862                 /* wait for link up */
4863                 msleep_interruptible(3000);
4864                 if ((!bp->link_up) && !(bp->phy_flags & PHY_SERDES_FLAG))
4865                         msleep_interruptible(4000);
4866         }
4867
4868         if (bnx2_test_nvram(bp) != 0) {
4869                 buf[3] = 1;
4870                 etest->flags |= ETH_TEST_FL_FAILED;
4871         }
4872         if (bnx2_test_intr(bp) != 0) {
4873                 buf[4] = 1;
4874                 etest->flags |= ETH_TEST_FL_FAILED;
4875         }
4876
4877         if (bnx2_test_link(bp) != 0) {
4878                 buf[5] = 1;
4879                 etest->flags |= ETH_TEST_FL_FAILED;
4880
4881         }
4882 }
4883
4884 static void
4885 bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
4886 {
4887         switch (stringset) {
4888         case ETH_SS_STATS:
4889                 memcpy(buf, bnx2_stats_str_arr,
4890                         sizeof(bnx2_stats_str_arr));
4891                 break;
4892         case ETH_SS_TEST:
4893                 memcpy(buf, bnx2_tests_str_arr,
4894                         sizeof(bnx2_tests_str_arr));
4895                 break;
4896         }
4897 }
4898
4899 static int
4900 bnx2_get_stats_count(struct net_device *dev)
4901 {
4902         return BNX2_NUM_STATS;
4903 }
4904
4905 static void
4906 bnx2_get_ethtool_stats(struct net_device *dev,
4907                 struct ethtool_stats *stats, u64 *buf)
4908 {
4909         struct bnx2 *bp = dev->priv;
4910         int i;
4911         u32 *hw_stats = (u32 *) bp->stats_blk;
4912         u8 *stats_len_arr = NULL;
4913
4914         if (hw_stats == NULL) {
4915                 memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS);
4916                 return;
4917         }
4918
4919         if (CHIP_NUM(bp) == CHIP_NUM_5706)
4920                 stats_len_arr = bnx2_5706_stats_len_arr;
4921
4922         for (i = 0; i < BNX2_NUM_STATS; i++) {
4923                 if (stats_len_arr[i] == 0) {
4924                         /* skip this counter */
4925                         buf[i] = 0;
4926                         continue;
4927                 }
4928                 if (stats_len_arr[i] == 4) {
4929                         /* 4-byte counter */
4930                         buf[i] = (u64)
4931                                 *(hw_stats + bnx2_stats_offset_arr[i]);
4932                         continue;
4933                 }
4934                 /* 8-byte counter */
4935                 buf[i] = (((u64) *(hw_stats +
4936                                         bnx2_stats_offset_arr[i])) << 32) +
4937                                 *(hw_stats + bnx2_stats_offset_arr[i] + 1);
4938         }
4939 }
4940
4941 static int
4942 bnx2_phys_id(struct net_device *dev, u32 data)
4943 {
4944         struct bnx2 *bp = dev->priv;
4945         int i;
4946         u32 save;
4947
4948         if (data == 0)
4949                 data = 2;
4950
4951         save = REG_RD(bp, BNX2_MISC_CFG);
4952         REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC);
4953
4954         for (i = 0; i < (data * 2); i++) {
4955                 if ((i % 2) == 0) {
4956                         REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE);
4957                 }
4958                 else {
4959                         REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE |
4960                                 BNX2_EMAC_LED_1000MB_OVERRIDE |
4961                                 BNX2_EMAC_LED_100MB_OVERRIDE |
4962                                 BNX2_EMAC_LED_10MB_OVERRIDE |
4963                                 BNX2_EMAC_LED_TRAFFIC_OVERRIDE |
4964                                 BNX2_EMAC_LED_TRAFFIC);
4965                 }
4966                 msleep_interruptible(500);
4967                 if (signal_pending(current))
4968                         break;
4969         }
4970         REG_WR(bp, BNX2_EMAC_LED, 0);
4971         REG_WR(bp, BNX2_MISC_CFG, save);
4972         return 0;
4973 }
4974
4975 static struct ethtool_ops bnx2_ethtool_ops = {
4976         .get_settings           = bnx2_get_settings,
4977         .set_settings           = bnx2_set_settings,
4978         .get_drvinfo            = bnx2_get_drvinfo,
4979         .get_wol                = bnx2_get_wol,
4980         .set_wol                = bnx2_set_wol,
4981         .nway_reset             = bnx2_nway_reset,
4982         .get_link               = ethtool_op_get_link,
4983         .get_eeprom_len         = bnx2_get_eeprom_len,
4984         .get_eeprom             = bnx2_get_eeprom,
4985         .set_eeprom             = bnx2_set_eeprom,
4986         .get_coalesce           = bnx2_get_coalesce,
4987         .set_coalesce           = bnx2_set_coalesce,
4988         .get_ringparam          = bnx2_get_ringparam,
4989         .set_ringparam          = bnx2_set_ringparam,
4990         .get_pauseparam         = bnx2_get_pauseparam,
4991         .set_pauseparam         = bnx2_set_pauseparam,
4992         .get_rx_csum            = bnx2_get_rx_csum,
4993         .set_rx_csum            = bnx2_set_rx_csum,
4994         .get_tx_csum            = ethtool_op_get_tx_csum,
4995         .set_tx_csum            = ethtool_op_set_tx_csum,
4996         .get_sg                 = ethtool_op_get_sg,
4997         .set_sg                 = ethtool_op_set_sg,
4998 #ifdef BCM_TSO
4999         .get_tso                = ethtool_op_get_tso,
5000         .set_tso                = ethtool_op_set_tso,
5001 #endif
5002         .self_test_count        = bnx2_self_test_count,
5003         .self_test              = bnx2_self_test,
5004         .get_strings            = bnx2_get_strings,
5005         .phys_id                = bnx2_phys_id,
5006         .get_stats_count        = bnx2_get_stats_count,
5007         .get_ethtool_stats      = bnx2_get_ethtool_stats,
5008 };
5009
5010 /* Called with rtnl_lock */
5011 static int
5012 bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
5013 {
5014         struct mii_ioctl_data *data = if_mii(ifr);
5015         struct bnx2 *bp = dev->priv;
5016         int err;
5017
5018         switch(cmd) {
5019         case SIOCGMIIPHY:
5020                 data->phy_id = bp->phy_addr;
5021
5022                 /* fallthru */
5023         case SIOCGMIIREG: {
5024                 u32 mii_regval;
5025
5026                 spin_lock_irq(&bp->phy_lock);
5027                 err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval);
5028                 spin_unlock_irq(&bp->phy_lock);
5029
5030                 data->val_out = mii_regval;
5031
5032                 return err;
5033         }
5034
5035         case SIOCSMIIREG:
5036                 if (!capable(CAP_NET_ADMIN))
5037                         return -EPERM;
5038
5039                 spin_lock_irq(&bp->phy_lock);
5040                 err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in);
5041                 spin_unlock_irq(&bp->phy_lock);
5042
5043                 return err;
5044
5045         default:
5046                 /* do nothing */
5047                 break;
5048         }
5049         return -EOPNOTSUPP;
5050 }
5051
5052 /* Called with rtnl_lock */
5053 static int
5054 bnx2_change_mac_addr(struct net_device *dev, void *p)
5055 {
5056         struct sockaddr *addr = p;
5057         struct bnx2 *bp = dev->priv;
5058
5059         memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
5060         if (netif_running(dev))
5061                 bnx2_set_mac_addr(bp);
5062
5063         return 0;
5064 }
5065
5066 /* Called with rtnl_lock */
5067 static int
5068 bnx2_change_mtu(struct net_device *dev, int new_mtu)
5069 {
5070         struct bnx2 *bp = dev->priv;
5071
5072         if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) ||
5073                 ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE))
5074                 return -EINVAL;
5075
5076         dev->mtu = new_mtu;
5077         if (netif_running(dev)) {
5078                 bnx2_netif_stop(bp);
5079
5080                 bnx2_init_nic(bp);
5081
5082                 bnx2_netif_start(bp);
5083         }
5084         return 0;
5085 }
5086
5087 #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER)
5088 static void
5089 poll_bnx2(struct net_device *dev)
5090 {
5091         struct bnx2 *bp = dev->priv;
5092
5093         disable_irq(bp->pdev->irq);
5094         bnx2_interrupt(bp->pdev->irq, dev, NULL);
5095         enable_irq(bp->pdev->irq);
5096 }
5097 #endif
5098
5099 static int __devinit
5100 bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
5101 {
5102         struct bnx2 *bp;
5103         unsigned long mem_len;
5104         int rc;
5105         u32 reg;
5106
5107         SET_MODULE_OWNER(dev);
5108         SET_NETDEV_DEV(dev, &pdev->dev);
5109         bp = dev->priv;
5110
5111         bp->flags = 0;
5112         bp->phy_flags = 0;
5113
5114         /* enable device (incl. PCI PM wakeup), and bus-mastering */
5115         rc = pci_enable_device(pdev);
5116         if (rc) {
5117                 printk(KERN_ERR PFX "Cannot enable PCI device, aborting.");
5118                 goto err_out;
5119         }
5120
5121         if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
5122                 printk(KERN_ERR PFX "Cannot find PCI device base address, "
5123                        "aborting.\n");
5124                 rc = -ENODEV;
5125                 goto err_out_disable;
5126         }
5127
5128         rc = pci_request_regions(pdev, DRV_MODULE_NAME);
5129         if (rc) {
5130                 printk(KERN_ERR PFX "Cannot obtain PCI resources, aborting.\n");
5131                 goto err_out_disable;
5132         }
5133
5134         pci_set_master(pdev);
5135
5136         bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
5137         if (bp->pm_cap == 0) {
5138                 printk(KERN_ERR PFX "Cannot find power management capability, "
5139                                "aborting.\n");
5140                 rc = -EIO;
5141                 goto err_out_release;
5142         }
5143
5144         bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX);
5145         if (bp->pcix_cap == 0) {
5146                 printk(KERN_ERR PFX "Cannot find PCIX capability, aborting.\n");
5147                 rc = -EIO;
5148                 goto err_out_release;
5149         }
5150
5151         if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) {
5152                 bp->flags |= USING_DAC_FLAG;
5153                 if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) {
5154                         printk(KERN_ERR PFX "pci_set_consistent_dma_mask "
5155                                "failed, aborting.\n");
5156                         rc = -EIO;
5157                         goto err_out_release;
5158                 }
5159         }
5160         else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) {
5161                 printk(KERN_ERR PFX "System does not support DMA, aborting.\n");
5162                 rc = -EIO;
5163                 goto err_out_release;
5164         }
5165
5166         bp->dev = dev;
5167         bp->pdev = pdev;
5168
5169         spin_lock_init(&bp->phy_lock);
5170         spin_lock_init(&bp->tx_lock);
5171         INIT_WORK(&bp->reset_task, bnx2_reset_task, bp);
5172
5173         dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0);
5174         mem_len = MB_GET_CID_ADDR(17);
5175         dev->mem_end = dev->mem_start + mem_len;
5176         dev->irq = pdev->irq;
5177
5178         bp->regview = ioremap_nocache(dev->base_addr, mem_len);
5179
5180         if (!bp->regview) {
5181                 printk(KERN_ERR PFX "Cannot map register space, aborting.\n");
5182                 rc = -ENOMEM;
5183                 goto err_out_release;
5184         }
5185
5186         /* Configure byte swap and enable write to the reg_window registers.
5187          * Rely on CPU to do target byte swapping on big endian systems
5188          * The chip's target access swapping will not swap all accesses
5189          */
5190         pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG,
5191                                BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
5192                                BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP);
5193
5194         bnx2_set_power_state(bp, 0);
5195
5196         bp->chip_id = REG_RD(bp, BNX2_MISC_ID);
5197
5198         bp->phy_addr = 1;
5199
5200         /* Get bus information. */
5201         reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS);
5202         if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) {
5203                 u32 clkreg;
5204
5205                 bp->flags |= PCIX_FLAG;
5206
5207                 clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS);
5208                 
5209                 clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET;
5210                 switch (clkreg) {
5211                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ:
5212                         bp->bus_speed_mhz = 133;
5213                         break;
5214
5215                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ:
5216                         bp->bus_speed_mhz = 100;
5217                         break;
5218
5219                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ:
5220                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ:
5221                         bp->bus_speed_mhz = 66;
5222                         break;
5223
5224                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ:
5225                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ:
5226                         bp->bus_speed_mhz = 50;
5227                         break;
5228
5229                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW:
5230                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ:
5231                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ:
5232                         bp->bus_speed_mhz = 33;
5233                         break;
5234                 }
5235         }
5236         else {
5237                 if (reg & BNX2_PCICFG_MISC_STATUS_M66EN)
5238                         bp->bus_speed_mhz = 66;
5239                 else
5240                         bp->bus_speed_mhz = 33;
5241         }
5242
5243         if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET)
5244                 bp->flags |= PCI_32BIT_FLAG;
5245
5246         /* 5706A0 may falsely detect SERR and PERR. */
5247         if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
5248                 reg = REG_RD(bp, PCI_COMMAND);
5249                 reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY);
5250                 REG_WR(bp, PCI_COMMAND, reg);
5251         }
5252         else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) &&
5253                 !(bp->flags & PCIX_FLAG)) {
5254
5255                 printk(KERN_ERR PFX "5706 A1 can only be used in a PCIX bus, "
5256                        "aborting.\n");
5257                 goto err_out_unmap;
5258         }
5259
5260         bnx2_init_nvram(bp);
5261
5262         /* Get the permanent MAC address.  First we need to make sure the
5263          * firmware is actually running.
5264          */
5265         reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DEV_INFO_SIGNATURE);
5266
5267         if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) !=
5268             BNX2_DEV_INFO_SIGNATURE_MAGIC) {
5269                 printk(KERN_ERR PFX "Firmware not running, aborting.\n");
5270                 rc = -ENODEV;
5271                 goto err_out_unmap;
5272         }
5273
5274         bp->fw_ver = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE +
5275                                 BNX2_DEV_INFO_BC_REV);
5276
5277         reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_PORT_HW_CFG_MAC_UPPER);
5278         bp->mac_addr[0] = (u8) (reg >> 8);
5279         bp->mac_addr[1] = (u8) reg;
5280
5281         reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_PORT_HW_CFG_MAC_LOWER);
5282         bp->mac_addr[2] = (u8) (reg >> 24);
5283         bp->mac_addr[3] = (u8) (reg >> 16);
5284         bp->mac_addr[4] = (u8) (reg >> 8);
5285         bp->mac_addr[5] = (u8) reg;
5286
5287         bp->tx_ring_size = MAX_TX_DESC_CNT;
5288         bp->rx_ring_size = 100;
5289
5290         bp->rx_csum = 1;
5291
5292         bp->rx_offset = sizeof(struct l2_fhdr) + 2;
5293
5294         bp->tx_quick_cons_trip_int = 20;
5295         bp->tx_quick_cons_trip = 20;
5296         bp->tx_ticks_int = 80;
5297         bp->tx_ticks = 80;
5298                 
5299         bp->rx_quick_cons_trip_int = 6;
5300         bp->rx_quick_cons_trip = 6;
5301         bp->rx_ticks_int = 18;
5302         bp->rx_ticks = 18;
5303
5304         bp->stats_ticks = 1000000 & 0xffff00;
5305
5306         bp->timer_interval =  HZ;
5307
5308         /* Disable WOL support if we are running on a SERDES chip. */
5309         if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) {
5310                 bp->phy_flags |= PHY_SERDES_FLAG;
5311                 bp->flags |= NO_WOL_FLAG;
5312         }
5313
5314         if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
5315                 bp->tx_quick_cons_trip_int =
5316                         bp->tx_quick_cons_trip;
5317                 bp->tx_ticks_int = bp->tx_ticks;
5318                 bp->rx_quick_cons_trip_int =
5319                         bp->rx_quick_cons_trip;
5320                 bp->rx_ticks_int = bp->rx_ticks;
5321                 bp->comp_prod_trip_int = bp->comp_prod_trip;
5322                 bp->com_ticks_int = bp->com_ticks;
5323                 bp->cmd_ticks_int = bp->cmd_ticks;
5324         }
5325
5326         bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL;
5327         bp->req_line_speed = 0;
5328         if (bp->phy_flags & PHY_SERDES_FLAG) {
5329                 bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg;
5330         }
5331         else {
5332                 bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg;
5333         }
5334
5335         bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX;
5336
5337         return 0;
5338
5339 err_out_unmap:
5340         if (bp->regview) {
5341                 iounmap(bp->regview);
5342         }
5343
5344 err_out_release:
5345         pci_release_regions(pdev);
5346
5347 err_out_disable:
5348         pci_disable_device(pdev);
5349         pci_set_drvdata(pdev, NULL);
5350
5351 err_out:
5352         return rc;
5353 }
5354
5355 static int __devinit
5356 bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
5357 {
5358         static int version_printed = 0;
5359         struct net_device *dev = NULL;
5360         struct bnx2 *bp;
5361         int rc, i;
5362
5363         if (version_printed++ == 0)
5364                 printk(KERN_INFO "%s", version);
5365
5366         /* dev zeroed in init_etherdev */
5367         dev = alloc_etherdev(sizeof(*bp));
5368
5369         if (!dev)
5370                 return -ENOMEM;
5371
5372         rc = bnx2_init_board(pdev, dev);
5373         if (rc < 0) {
5374                 free_netdev(dev);
5375                 return rc;
5376         }
5377
5378         dev->open = bnx2_open;
5379         dev->hard_start_xmit = bnx2_start_xmit;
5380         dev->stop = bnx2_close;
5381         dev->get_stats = bnx2_get_stats;
5382         dev->set_multicast_list = bnx2_set_rx_mode;
5383         dev->do_ioctl = bnx2_ioctl;
5384         dev->set_mac_address = bnx2_change_mac_addr;
5385         dev->change_mtu = bnx2_change_mtu;
5386         dev->tx_timeout = bnx2_tx_timeout;
5387         dev->watchdog_timeo = TX_TIMEOUT;
5388 #ifdef BCM_VLAN
5389         dev->vlan_rx_register = bnx2_vlan_rx_register;
5390         dev->vlan_rx_kill_vid = bnx2_vlan_rx_kill_vid;
5391 #endif
5392         dev->poll = bnx2_poll;
5393         dev->ethtool_ops = &bnx2_ethtool_ops;
5394         dev->weight = 64;
5395
5396         bp = dev->priv;
5397
5398 #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER)
5399         dev->poll_controller = poll_bnx2;
5400 #endif
5401
5402         if ((rc = register_netdev(dev))) {
5403                 printk(KERN_ERR PFX "Cannot register net device\n");
5404                 if (bp->regview)
5405                         iounmap(bp->regview);
5406                 pci_release_regions(pdev);
5407                 pci_disable_device(pdev);
5408                 pci_set_drvdata(pdev, NULL);
5409                 free_netdev(dev);
5410                 return rc;
5411         }
5412
5413         pci_set_drvdata(pdev, dev);
5414
5415         memcpy(dev->dev_addr, bp->mac_addr, 6);
5416         bp->name = board_info[ent->driver_data].name,
5417         printk(KERN_INFO "%s: %s (%c%d) PCI%s %s %dMHz found at mem %lx, "
5418                 "IRQ %d, ",
5419                 dev->name,
5420                 bp->name,
5421                 ((CHIP_ID(bp) & 0xf000) >> 12) + 'A',
5422                 ((CHIP_ID(bp) & 0x0ff0) >> 4),
5423                 ((bp->flags & PCIX_FLAG) ? "-X" : ""),
5424                 ((bp->flags & PCI_32BIT_FLAG) ? "32-bit" : "64-bit"),
5425                 bp->bus_speed_mhz,
5426                 dev->base_addr,
5427                 bp->pdev->irq);
5428
5429         printk("node addr ");
5430         for (i = 0; i < 6; i++)
5431                 printk("%2.2x", dev->dev_addr[i]);
5432         printk("\n");
5433
5434         dev->features |= NETIF_F_SG;
5435         if (bp->flags & USING_DAC_FLAG)
5436                 dev->features |= NETIF_F_HIGHDMA;
5437         dev->features |= NETIF_F_IP_CSUM;
5438 #ifdef BCM_VLAN
5439         dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
5440 #endif
5441 #ifdef BCM_TSO
5442         dev->features |= NETIF_F_TSO;
5443 #endif
5444
5445         netif_carrier_off(bp->dev);
5446
5447         return 0;
5448 }
5449
5450 static void __devexit
5451 bnx2_remove_one(struct pci_dev *pdev)
5452 {
5453         struct net_device *dev = pci_get_drvdata(pdev);
5454         struct bnx2 *bp = dev->priv;
5455
5456         unregister_netdev(dev);
5457
5458         if (bp->regview)
5459                 iounmap(bp->regview);
5460
5461         free_netdev(dev);
5462         pci_release_regions(pdev);
5463         pci_disable_device(pdev);
5464         pci_set_drvdata(pdev, NULL);
5465 }
5466
5467 static int
5468 bnx2_suspend(struct pci_dev *pdev, u32 state)
5469 {
5470         struct net_device *dev = pci_get_drvdata(pdev);
5471         struct bnx2 *bp = dev->priv;
5472         u32 reset_code;
5473
5474         if (!netif_running(dev))
5475                 return 0;
5476
5477         bnx2_netif_stop(bp);
5478         netif_device_detach(dev);
5479         del_timer_sync(&bp->timer);
5480         if (bp->wol)
5481                 reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL;
5482         else
5483                 reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL;
5484         bnx2_reset_chip(bp, reset_code);
5485         bnx2_free_skbs(bp);
5486         bnx2_set_power_state(bp, state);
5487         return 0;
5488 }
5489
5490 static int
5491 bnx2_resume(struct pci_dev *pdev)
5492 {
5493         struct net_device *dev = pci_get_drvdata(pdev);
5494         struct bnx2 *bp = dev->priv;
5495
5496         if (!netif_running(dev))
5497                 return 0;
5498
5499         bnx2_set_power_state(bp, 0);
5500         netif_device_attach(dev);
5501         bnx2_init_nic(bp);
5502         bnx2_netif_start(bp);
5503         return 0;
5504 }
5505
5506 static struct pci_driver bnx2_pci_driver = {
5507         .name           = DRV_MODULE_NAME,
5508         .id_table       = bnx2_pci_tbl,
5509         .probe          = bnx2_init_one,
5510         .remove         = __devexit_p(bnx2_remove_one),
5511         .suspend        = bnx2_suspend,
5512         .resume         = bnx2_resume,
5513 };
5514
5515 static int __init bnx2_init(void)
5516 {
5517         return pci_module_init(&bnx2_pci_driver);
5518 }
5519
5520 static void __exit bnx2_cleanup(void)
5521 {
5522         pci_unregister_driver(&bnx2_pci_driver);
5523 }
5524
5525 module_init(bnx2_init);
5526 module_exit(bnx2_cleanup);
5527
5528
5529