Create platform_device.h to contain all the platform device details.
[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      "1.2.21"
18 #define DRV_MODULE_RELDATE      "September 7, 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 inline u32 bnx2_tx_avail(struct bnx2 *bp)
111 {
112         u32 diff = TX_RING_IDX(bp->tx_prod) - TX_RING_IDX(bp->tx_cons);
113
114         if (diff > MAX_TX_DESC_CNT)
115                 diff = (diff & MAX_TX_DESC_CNT) - 1;
116         return (bp->tx_ring_size - diff);
117 }
118
119 static u32
120 bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset)
121 {
122         REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset);
123         return (REG_RD(bp, BNX2_PCICFG_REG_WINDOW));
124 }
125
126 static void
127 bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val)
128 {
129         REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset);
130         REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val);
131 }
132
133 static void
134 bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val)
135 {
136         offset += cid_addr;
137         REG_WR(bp, BNX2_CTX_DATA_ADR, offset);
138         REG_WR(bp, BNX2_CTX_DATA, val);
139 }
140
141 static int
142 bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val)
143 {
144         u32 val1;
145         int i, ret;
146
147         if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
148                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
149                 val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL;
150
151                 REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
152                 REG_RD(bp, BNX2_EMAC_MDIO_MODE);
153
154                 udelay(40);
155         }
156
157         val1 = (bp->phy_addr << 21) | (reg << 16) |
158                 BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT |
159                 BNX2_EMAC_MDIO_COMM_START_BUSY;
160         REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1);
161
162         for (i = 0; i < 50; i++) {
163                 udelay(10);
164
165                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM);
166                 if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) {
167                         udelay(5);
168
169                         val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM);
170                         val1 &= BNX2_EMAC_MDIO_COMM_DATA;
171
172                         break;
173                 }
174         }
175
176         if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) {
177                 *val = 0x0;
178                 ret = -EBUSY;
179         }
180         else {
181                 *val = val1;
182                 ret = 0;
183         }
184
185         if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
186                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
187                 val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL;
188
189                 REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
190                 REG_RD(bp, BNX2_EMAC_MDIO_MODE);
191
192                 udelay(40);
193         }
194
195         return ret;
196 }
197
198 static int
199 bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val)
200 {
201         u32 val1;
202         int i, ret;
203
204         if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
205                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
206                 val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL;
207
208                 REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
209                 REG_RD(bp, BNX2_EMAC_MDIO_MODE);
210
211                 udelay(40);
212         }
213
214         val1 = (bp->phy_addr << 21) | (reg << 16) | val |
215                 BNX2_EMAC_MDIO_COMM_COMMAND_WRITE |
216                 BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT;
217         REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1);
218     
219         for (i = 0; i < 50; i++) {
220                 udelay(10);
221
222                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM);
223                 if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) {
224                         udelay(5);
225                         break;
226                 }
227         }
228
229         if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)
230                 ret = -EBUSY;
231         else
232                 ret = 0;
233
234         if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
235                 val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
236                 val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL;
237
238                 REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
239                 REG_RD(bp, BNX2_EMAC_MDIO_MODE);
240
241                 udelay(40);
242         }
243
244         return ret;
245 }
246
247 static void
248 bnx2_disable_int(struct bnx2 *bp)
249 {
250         REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
251                BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
252         REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD);
253 }
254
255 static void
256 bnx2_enable_int(struct bnx2 *bp)
257 {
258         u32 val;
259
260         REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
261                BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | bp->last_status_idx);
262
263         val = REG_RD(bp, BNX2_HC_COMMAND);
264         REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW);
265 }
266
267 static void
268 bnx2_disable_int_sync(struct bnx2 *bp)
269 {
270         atomic_inc(&bp->intr_sem);
271         bnx2_disable_int(bp);
272         synchronize_irq(bp->pdev->irq);
273 }
274
275 static void
276 bnx2_netif_stop(struct bnx2 *bp)
277 {
278         bnx2_disable_int_sync(bp);
279         if (netif_running(bp->dev)) {
280                 netif_poll_disable(bp->dev);
281                 netif_tx_disable(bp->dev);
282                 bp->dev->trans_start = jiffies; /* prevent tx timeout */
283         }
284 }
285
286 static void
287 bnx2_netif_start(struct bnx2 *bp)
288 {
289         if (atomic_dec_and_test(&bp->intr_sem)) {
290                 if (netif_running(bp->dev)) {
291                         netif_wake_queue(bp->dev);
292                         netif_poll_enable(bp->dev);
293                         bnx2_enable_int(bp);
294                 }
295         }
296 }
297
298 static void
299 bnx2_free_mem(struct bnx2 *bp)
300 {
301         if (bp->stats_blk) {
302                 pci_free_consistent(bp->pdev, sizeof(struct statistics_block),
303                                     bp->stats_blk, bp->stats_blk_mapping);
304                 bp->stats_blk = NULL;
305         }
306         if (bp->status_blk) {
307                 pci_free_consistent(bp->pdev, sizeof(struct status_block),
308                                     bp->status_blk, bp->status_blk_mapping);
309                 bp->status_blk = NULL;
310         }
311         if (bp->tx_desc_ring) {
312                 pci_free_consistent(bp->pdev,
313                                     sizeof(struct tx_bd) * TX_DESC_CNT,
314                                     bp->tx_desc_ring, bp->tx_desc_mapping);
315                 bp->tx_desc_ring = NULL;
316         }
317         if (bp->tx_buf_ring) {
318                 kfree(bp->tx_buf_ring);
319                 bp->tx_buf_ring = NULL;
320         }
321         if (bp->rx_desc_ring) {
322                 pci_free_consistent(bp->pdev,
323                                     sizeof(struct rx_bd) * RX_DESC_CNT,
324                                     bp->rx_desc_ring, bp->rx_desc_mapping);
325                 bp->rx_desc_ring = NULL;
326         }
327         if (bp->rx_buf_ring) {
328                 kfree(bp->rx_buf_ring);
329                 bp->rx_buf_ring = NULL;
330         }
331 }
332
333 static int
334 bnx2_alloc_mem(struct bnx2 *bp)
335 {
336         bp->tx_buf_ring = kmalloc(sizeof(struct sw_bd) * TX_DESC_CNT,
337                                      GFP_KERNEL);
338         if (bp->tx_buf_ring == NULL)
339                 return -ENOMEM;
340
341         memset(bp->tx_buf_ring, 0, sizeof(struct sw_bd) * TX_DESC_CNT);
342         bp->tx_desc_ring = pci_alloc_consistent(bp->pdev,
343                                                 sizeof(struct tx_bd) *
344                                                 TX_DESC_CNT,
345                                                 &bp->tx_desc_mapping);
346         if (bp->tx_desc_ring == NULL)
347                 goto alloc_mem_err;
348
349         bp->rx_buf_ring = kmalloc(sizeof(struct sw_bd) * RX_DESC_CNT,
350                                      GFP_KERNEL);
351         if (bp->rx_buf_ring == NULL)
352                 goto alloc_mem_err;
353
354         memset(bp->rx_buf_ring, 0, sizeof(struct sw_bd) * RX_DESC_CNT);
355         bp->rx_desc_ring = pci_alloc_consistent(bp->pdev,
356                                                 sizeof(struct rx_bd) *
357                                                 RX_DESC_CNT,
358                                                 &bp->rx_desc_mapping);
359         if (bp->rx_desc_ring == NULL)
360                 goto alloc_mem_err;
361
362         bp->status_blk = pci_alloc_consistent(bp->pdev,
363                                               sizeof(struct status_block),
364                                               &bp->status_blk_mapping);
365         if (bp->status_blk == NULL)
366                 goto alloc_mem_err;
367
368         memset(bp->status_blk, 0, sizeof(struct status_block));
369
370         bp->stats_blk = pci_alloc_consistent(bp->pdev,
371                                              sizeof(struct statistics_block),
372                                              &bp->stats_blk_mapping);
373         if (bp->stats_blk == NULL)
374                 goto alloc_mem_err;
375
376         memset(bp->stats_blk, 0, sizeof(struct statistics_block));
377
378         return 0;
379
380 alloc_mem_err:
381         bnx2_free_mem(bp);
382         return -ENOMEM;
383 }
384
385 static void
386 bnx2_report_link(struct bnx2 *bp)
387 {
388         if (bp->link_up) {
389                 netif_carrier_on(bp->dev);
390                 printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name);
391
392                 printk("%d Mbps ", bp->line_speed);
393
394                 if (bp->duplex == DUPLEX_FULL)
395                         printk("full duplex");
396                 else
397                         printk("half duplex");
398
399                 if (bp->flow_ctrl) {
400                         if (bp->flow_ctrl & FLOW_CTRL_RX) {
401                                 printk(", receive ");
402                                 if (bp->flow_ctrl & FLOW_CTRL_TX)
403                                         printk("& transmit ");
404                         }
405                         else {
406                                 printk(", transmit ");
407                         }
408                         printk("flow control ON");
409                 }
410                 printk("\n");
411         }
412         else {
413                 netif_carrier_off(bp->dev);
414                 printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name);
415         }
416 }
417
418 static void
419 bnx2_resolve_flow_ctrl(struct bnx2 *bp)
420 {
421         u32 local_adv, remote_adv;
422
423         bp->flow_ctrl = 0;
424         if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != 
425                 (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) {
426
427                 if (bp->duplex == DUPLEX_FULL) {
428                         bp->flow_ctrl = bp->req_flow_ctrl;
429                 }
430                 return;
431         }
432
433         if (bp->duplex != DUPLEX_FULL) {
434                 return;
435         }
436
437         bnx2_read_phy(bp, MII_ADVERTISE, &local_adv);
438         bnx2_read_phy(bp, MII_LPA, &remote_adv);
439
440         if (bp->phy_flags & PHY_SERDES_FLAG) {
441                 u32 new_local_adv = 0;
442                 u32 new_remote_adv = 0;
443
444                 if (local_adv & ADVERTISE_1000XPAUSE)
445                         new_local_adv |= ADVERTISE_PAUSE_CAP;
446                 if (local_adv & ADVERTISE_1000XPSE_ASYM)
447                         new_local_adv |= ADVERTISE_PAUSE_ASYM;
448                 if (remote_adv & ADVERTISE_1000XPAUSE)
449                         new_remote_adv |= ADVERTISE_PAUSE_CAP;
450                 if (remote_adv & ADVERTISE_1000XPSE_ASYM)
451                         new_remote_adv |= ADVERTISE_PAUSE_ASYM;
452
453                 local_adv = new_local_adv;
454                 remote_adv = new_remote_adv;
455         }
456
457         /* See Table 28B-3 of 802.3ab-1999 spec. */
458         if (local_adv & ADVERTISE_PAUSE_CAP) {
459                 if(local_adv & ADVERTISE_PAUSE_ASYM) {
460                         if (remote_adv & ADVERTISE_PAUSE_CAP) {
461                                 bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX;
462                         }
463                         else if (remote_adv & ADVERTISE_PAUSE_ASYM) {
464                                 bp->flow_ctrl = FLOW_CTRL_RX;
465                         }
466                 }
467                 else {
468                         if (remote_adv & ADVERTISE_PAUSE_CAP) {
469                                 bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX;
470                         }
471                 }
472         }
473         else if (local_adv & ADVERTISE_PAUSE_ASYM) {
474                 if ((remote_adv & ADVERTISE_PAUSE_CAP) &&
475                         (remote_adv & ADVERTISE_PAUSE_ASYM)) {
476
477                         bp->flow_ctrl = FLOW_CTRL_TX;
478                 }
479         }
480 }
481
482 static int
483 bnx2_serdes_linkup(struct bnx2 *bp)
484 {
485         u32 bmcr, local_adv, remote_adv, common;
486
487         bp->link_up = 1;
488         bp->line_speed = SPEED_1000;
489
490         bnx2_read_phy(bp, MII_BMCR, &bmcr);
491         if (bmcr & BMCR_FULLDPLX) {
492                 bp->duplex = DUPLEX_FULL;
493         }
494         else {
495                 bp->duplex = DUPLEX_HALF;
496         }
497
498         if (!(bmcr & BMCR_ANENABLE)) {
499                 return 0;
500         }
501
502         bnx2_read_phy(bp, MII_ADVERTISE, &local_adv);
503         bnx2_read_phy(bp, MII_LPA, &remote_adv);
504
505         common = local_adv & remote_adv;
506         if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) {
507
508                 if (common & ADVERTISE_1000XFULL) {
509                         bp->duplex = DUPLEX_FULL;
510                 }
511                 else {
512                         bp->duplex = DUPLEX_HALF;
513                 }
514         }
515
516         return 0;
517 }
518
519 static int
520 bnx2_copper_linkup(struct bnx2 *bp)
521 {
522         u32 bmcr;
523
524         bnx2_read_phy(bp, MII_BMCR, &bmcr);
525         if (bmcr & BMCR_ANENABLE) {
526                 u32 local_adv, remote_adv, common;
527
528                 bnx2_read_phy(bp, MII_CTRL1000, &local_adv);
529                 bnx2_read_phy(bp, MII_STAT1000, &remote_adv);
530
531                 common = local_adv & (remote_adv >> 2);
532                 if (common & ADVERTISE_1000FULL) {
533                         bp->line_speed = SPEED_1000;
534                         bp->duplex = DUPLEX_FULL;
535                 }
536                 else if (common & ADVERTISE_1000HALF) {
537                         bp->line_speed = SPEED_1000;
538                         bp->duplex = DUPLEX_HALF;
539                 }
540                 else {
541                         bnx2_read_phy(bp, MII_ADVERTISE, &local_adv);
542                         bnx2_read_phy(bp, MII_LPA, &remote_adv);
543
544                         common = local_adv & remote_adv;
545                         if (common & ADVERTISE_100FULL) {
546                                 bp->line_speed = SPEED_100;
547                                 bp->duplex = DUPLEX_FULL;
548                         }
549                         else if (common & ADVERTISE_100HALF) {
550                                 bp->line_speed = SPEED_100;
551                                 bp->duplex = DUPLEX_HALF;
552                         }
553                         else if (common & ADVERTISE_10FULL) {
554                                 bp->line_speed = SPEED_10;
555                                 bp->duplex = DUPLEX_FULL;
556                         }
557                         else if (common & ADVERTISE_10HALF) {
558                                 bp->line_speed = SPEED_10;
559                                 bp->duplex = DUPLEX_HALF;
560                         }
561                         else {
562                                 bp->line_speed = 0;
563                                 bp->link_up = 0;
564                         }
565                 }
566         }
567         else {
568                 if (bmcr & BMCR_SPEED100) {
569                         bp->line_speed = SPEED_100;
570                 }
571                 else {
572                         bp->line_speed = SPEED_10;
573                 }
574                 if (bmcr & BMCR_FULLDPLX) {
575                         bp->duplex = DUPLEX_FULL;
576                 }
577                 else {
578                         bp->duplex = DUPLEX_HALF;
579                 }
580         }
581
582         return 0;
583 }
584
585 static int
586 bnx2_set_mac_link(struct bnx2 *bp)
587 {
588         u32 val;
589
590         REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620);
591         if (bp->link_up && (bp->line_speed == SPEED_1000) &&
592                 (bp->duplex == DUPLEX_HALF)) {
593                 REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff);
594         }
595
596         /* Configure the EMAC mode register. */
597         val = REG_RD(bp, BNX2_EMAC_MODE);
598
599         val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX |
600                 BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK);
601
602         if (bp->link_up) {
603                 if (bp->line_speed != SPEED_1000)
604                         val |= BNX2_EMAC_MODE_PORT_MII;
605                 else
606                         val |= BNX2_EMAC_MODE_PORT_GMII;
607         }
608         else {
609                 val |= BNX2_EMAC_MODE_PORT_GMII;
610         }
611
612         /* Set the MAC to operate in the appropriate duplex mode. */
613         if (bp->duplex == DUPLEX_HALF)
614                 val |= BNX2_EMAC_MODE_HALF_DUPLEX;
615         REG_WR(bp, BNX2_EMAC_MODE, val);
616
617         /* Enable/disable rx PAUSE. */
618         bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN;
619
620         if (bp->flow_ctrl & FLOW_CTRL_RX)
621                 bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN;
622         REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode);
623
624         /* Enable/disable tx PAUSE. */
625         val = REG_RD(bp, BNX2_EMAC_TX_MODE);
626         val &= ~BNX2_EMAC_TX_MODE_FLOW_EN;
627
628         if (bp->flow_ctrl & FLOW_CTRL_TX)
629                 val |= BNX2_EMAC_TX_MODE_FLOW_EN;
630         REG_WR(bp, BNX2_EMAC_TX_MODE, val);
631
632         /* Acknowledge the interrupt. */
633         REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE);
634
635         return 0;
636 }
637
638 static int
639 bnx2_set_link(struct bnx2 *bp)
640 {
641         u32 bmsr;
642         u8 link_up;
643
644         if (bp->loopback == MAC_LOOPBACK) {
645                 bp->link_up = 1;
646                 return 0;
647         }
648
649         link_up = bp->link_up;
650
651         bnx2_read_phy(bp, MII_BMSR, &bmsr);
652         bnx2_read_phy(bp, MII_BMSR, &bmsr);
653
654         if ((bp->phy_flags & PHY_SERDES_FLAG) &&
655             (CHIP_NUM(bp) == CHIP_NUM_5706)) {
656                 u32 val;
657
658                 val = REG_RD(bp, BNX2_EMAC_STATUS);
659                 if (val & BNX2_EMAC_STATUS_LINK)
660                         bmsr |= BMSR_LSTATUS;
661                 else
662                         bmsr &= ~BMSR_LSTATUS;
663         }
664
665         if (bmsr & BMSR_LSTATUS) {
666                 bp->link_up = 1;
667
668                 if (bp->phy_flags & PHY_SERDES_FLAG) {
669                         bnx2_serdes_linkup(bp);
670                 }
671                 else {
672                         bnx2_copper_linkup(bp);
673                 }
674                 bnx2_resolve_flow_ctrl(bp);
675         }
676         else {
677                 if ((bp->phy_flags & PHY_SERDES_FLAG) &&
678                         (bp->autoneg & AUTONEG_SPEED)) {
679
680                         u32 bmcr;
681
682                         bnx2_read_phy(bp, MII_BMCR, &bmcr);
683                         if (!(bmcr & BMCR_ANENABLE)) {
684                                 bnx2_write_phy(bp, MII_BMCR, bmcr |
685                                         BMCR_ANENABLE);
686                         }
687                 }
688                 bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
689                 bp->link_up = 0;
690         }
691
692         if (bp->link_up != link_up) {
693                 bnx2_report_link(bp);
694         }
695
696         bnx2_set_mac_link(bp);
697
698         return 0;
699 }
700
701 static int
702 bnx2_reset_phy(struct bnx2 *bp)
703 {
704         int i;
705         u32 reg;
706
707         bnx2_write_phy(bp, MII_BMCR, BMCR_RESET);
708
709 #define PHY_RESET_MAX_WAIT 100
710         for (i = 0; i < PHY_RESET_MAX_WAIT; i++) {
711                 udelay(10);
712
713                 bnx2_read_phy(bp, MII_BMCR, &reg);
714                 if (!(reg & BMCR_RESET)) {
715                         udelay(20);
716                         break;
717                 }
718         }
719         if (i == PHY_RESET_MAX_WAIT) {
720                 return -EBUSY;
721         }
722         return 0;
723 }
724
725 static u32
726 bnx2_phy_get_pause_adv(struct bnx2 *bp)
727 {
728         u32 adv = 0;
729
730         if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) ==
731                 (FLOW_CTRL_RX | FLOW_CTRL_TX)) {
732
733                 if (bp->phy_flags & PHY_SERDES_FLAG) {
734                         adv = ADVERTISE_1000XPAUSE;
735                 }
736                 else {
737                         adv = ADVERTISE_PAUSE_CAP;
738                 }
739         }
740         else if (bp->req_flow_ctrl & FLOW_CTRL_TX) {
741                 if (bp->phy_flags & PHY_SERDES_FLAG) {
742                         adv = ADVERTISE_1000XPSE_ASYM;
743                 }
744                 else {
745                         adv = ADVERTISE_PAUSE_ASYM;
746                 }
747         }
748         else if (bp->req_flow_ctrl & FLOW_CTRL_RX) {
749                 if (bp->phy_flags & PHY_SERDES_FLAG) {
750                         adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM;
751                 }
752                 else {
753                         adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
754                 }
755         }
756         return adv;
757 }
758
759 static int
760 bnx2_setup_serdes_phy(struct bnx2 *bp)
761 {
762         u32 adv, bmcr;
763         u32 new_adv = 0;
764
765         if (!(bp->autoneg & AUTONEG_SPEED)) {
766                 u32 new_bmcr;
767
768                 bnx2_read_phy(bp, MII_BMCR, &bmcr);
769                 new_bmcr = bmcr & ~BMCR_ANENABLE;
770                 new_bmcr |= BMCR_SPEED1000;
771                 if (bp->req_duplex == DUPLEX_FULL) {
772                         new_bmcr |= BMCR_FULLDPLX;
773                 }
774                 else {
775                         new_bmcr &= ~BMCR_FULLDPLX;
776                 }
777                 if (new_bmcr != bmcr) {
778                         /* Force a link down visible on the other side */
779                         if (bp->link_up) {
780                                 bnx2_read_phy(bp, MII_ADVERTISE, &adv);
781                                 adv &= ~(ADVERTISE_1000XFULL |
782                                         ADVERTISE_1000XHALF);
783                                 bnx2_write_phy(bp, MII_ADVERTISE, adv);
784                                 bnx2_write_phy(bp, MII_BMCR, bmcr |
785                                         BMCR_ANRESTART | BMCR_ANENABLE);
786
787                                 bp->link_up = 0;
788                                 netif_carrier_off(bp->dev);
789                         }
790                         bnx2_write_phy(bp, MII_BMCR, new_bmcr);
791                 }
792                 return 0;
793         }
794
795         if (bp->advertising & ADVERTISED_1000baseT_Full)
796                 new_adv |= ADVERTISE_1000XFULL;
797
798         new_adv |= bnx2_phy_get_pause_adv(bp);
799
800         bnx2_read_phy(bp, MII_ADVERTISE, &adv);
801         bnx2_read_phy(bp, MII_BMCR, &bmcr);
802
803         bp->serdes_an_pending = 0;
804         if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) {
805                 /* Force a link down visible on the other side */
806                 if (bp->link_up) {
807                         int i;
808
809                         bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK);
810                         for (i = 0; i < 110; i++) {
811                                 udelay(100);
812                         }
813                 }
814
815                 bnx2_write_phy(bp, MII_ADVERTISE, new_adv);
816                 bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART |
817                         BMCR_ANENABLE);
818                 if (CHIP_NUM(bp) == CHIP_NUM_5706) {
819                         /* Speed up link-up time when the link partner
820                          * does not autonegotiate which is very common
821                          * in blade servers. Some blade servers use
822                          * IPMI for kerboard input and it's important
823                          * to minimize link disruptions. Autoneg. involves
824                          * exchanging base pages plus 3 next pages and
825                          * normally completes in about 120 msec.
826                          */
827                         bp->current_interval = SERDES_AN_TIMEOUT;
828                         bp->serdes_an_pending = 1;
829                         mod_timer(&bp->timer, jiffies + bp->current_interval);
830                 }
831         }
832
833         return 0;
834 }
835
836 #define ETHTOOL_ALL_FIBRE_SPEED                                         \
837         (ADVERTISED_1000baseT_Full)
838
839 #define ETHTOOL_ALL_COPPER_SPEED                                        \
840         (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |            \
841         ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |           \
842         ADVERTISED_1000baseT_Full)
843
844 #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \
845         ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA)
846         
847 #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL)
848
849 static int
850 bnx2_setup_copper_phy(struct bnx2 *bp)
851 {
852         u32 bmcr;
853         u32 new_bmcr;
854
855         bnx2_read_phy(bp, MII_BMCR, &bmcr);
856
857         if (bp->autoneg & AUTONEG_SPEED) {
858                 u32 adv_reg, adv1000_reg;
859                 u32 new_adv_reg = 0;
860                 u32 new_adv1000_reg = 0;
861
862                 bnx2_read_phy(bp, MII_ADVERTISE, &adv_reg);
863                 adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP |
864                         ADVERTISE_PAUSE_ASYM);
865
866                 bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg);
867                 adv1000_reg &= PHY_ALL_1000_SPEED;
868
869                 if (bp->advertising & ADVERTISED_10baseT_Half)
870                         new_adv_reg |= ADVERTISE_10HALF;
871                 if (bp->advertising & ADVERTISED_10baseT_Full)
872                         new_adv_reg |= ADVERTISE_10FULL;
873                 if (bp->advertising & ADVERTISED_100baseT_Half)
874                         new_adv_reg |= ADVERTISE_100HALF;
875                 if (bp->advertising & ADVERTISED_100baseT_Full)
876                         new_adv_reg |= ADVERTISE_100FULL;
877                 if (bp->advertising & ADVERTISED_1000baseT_Full)
878                         new_adv1000_reg |= ADVERTISE_1000FULL;
879                 
880                 new_adv_reg |= ADVERTISE_CSMA;
881
882                 new_adv_reg |= bnx2_phy_get_pause_adv(bp);
883
884                 if ((adv1000_reg != new_adv1000_reg) ||
885                         (adv_reg != new_adv_reg) ||
886                         ((bmcr & BMCR_ANENABLE) == 0)) {
887
888                         bnx2_write_phy(bp, MII_ADVERTISE, new_adv_reg);
889                         bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg);
890                         bnx2_write_phy(bp, MII_BMCR, BMCR_ANRESTART |
891                                 BMCR_ANENABLE);
892                 }
893                 else if (bp->link_up) {
894                         /* Flow ctrl may have changed from auto to forced */
895                         /* or vice-versa. */
896
897                         bnx2_resolve_flow_ctrl(bp);
898                         bnx2_set_mac_link(bp);
899                 }
900                 return 0;
901         }
902
903         new_bmcr = 0;
904         if (bp->req_line_speed == SPEED_100) {
905                 new_bmcr |= BMCR_SPEED100;
906         }
907         if (bp->req_duplex == DUPLEX_FULL) {
908                 new_bmcr |= BMCR_FULLDPLX;
909         }
910         if (new_bmcr != bmcr) {
911                 u32 bmsr;
912                 int i = 0;
913
914                 bnx2_read_phy(bp, MII_BMSR, &bmsr);
915                 bnx2_read_phy(bp, MII_BMSR, &bmsr);
916                 
917                 if (bmsr & BMSR_LSTATUS) {
918                         /* Force link down */
919                         bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK);
920                         do {
921                                 udelay(100);
922                                 bnx2_read_phy(bp, MII_BMSR, &bmsr);
923                                 bnx2_read_phy(bp, MII_BMSR, &bmsr);
924                                 i++;
925                         } while ((bmsr & BMSR_LSTATUS) && (i < 620));
926                 }
927
928                 bnx2_write_phy(bp, MII_BMCR, new_bmcr);
929
930                 /* Normally, the new speed is setup after the link has
931                  * gone down and up again. In some cases, link will not go
932                  * down so we need to set up the new speed here.
933                  */
934                 if (bmsr & BMSR_LSTATUS) {
935                         bp->line_speed = bp->req_line_speed;
936                         bp->duplex = bp->req_duplex;
937                         bnx2_resolve_flow_ctrl(bp);
938                         bnx2_set_mac_link(bp);
939                 }
940         }
941         return 0;
942 }
943
944 static int
945 bnx2_setup_phy(struct bnx2 *bp)
946 {
947         if (bp->loopback == MAC_LOOPBACK)
948                 return 0;
949
950         if (bp->phy_flags & PHY_SERDES_FLAG) {
951                 return (bnx2_setup_serdes_phy(bp));
952         }
953         else {
954                 return (bnx2_setup_copper_phy(bp));
955         }
956 }
957
958 static int
959 bnx2_init_serdes_phy(struct bnx2 *bp)
960 {
961         bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
962
963         if (CHIP_NUM(bp) == CHIP_NUM_5706) {
964                 REG_WR(bp, BNX2_MISC_UNUSED0, 0x300);
965         }
966
967         if (bp->dev->mtu > 1500) {
968                 u32 val;
969
970                 /* Set extended packet length bit */
971                 bnx2_write_phy(bp, 0x18, 0x7);
972                 bnx2_read_phy(bp, 0x18, &val);
973                 bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000);
974
975                 bnx2_write_phy(bp, 0x1c, 0x6c00);
976                 bnx2_read_phy(bp, 0x1c, &val);
977                 bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02);
978         }
979         else {
980                 u32 val;
981
982                 bnx2_write_phy(bp, 0x18, 0x7);
983                 bnx2_read_phy(bp, 0x18, &val);
984                 bnx2_write_phy(bp, 0x18, val & ~0x4007);
985
986                 bnx2_write_phy(bp, 0x1c, 0x6c00);
987                 bnx2_read_phy(bp, 0x1c, &val);
988                 bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00);
989         }
990
991         return 0;
992 }
993
994 static int
995 bnx2_init_copper_phy(struct bnx2 *bp)
996 {
997         bp->phy_flags |= PHY_CRC_FIX_FLAG;
998
999         if (bp->phy_flags & PHY_CRC_FIX_FLAG) {
1000                 bnx2_write_phy(bp, 0x18, 0x0c00);
1001                 bnx2_write_phy(bp, 0x17, 0x000a);
1002                 bnx2_write_phy(bp, 0x15, 0x310b);
1003                 bnx2_write_phy(bp, 0x17, 0x201f);
1004                 bnx2_write_phy(bp, 0x15, 0x9506);
1005                 bnx2_write_phy(bp, 0x17, 0x401f);
1006                 bnx2_write_phy(bp, 0x15, 0x14e2);
1007                 bnx2_write_phy(bp, 0x18, 0x0400);
1008         }
1009
1010         if (bp->dev->mtu > 1500) {
1011                 u32 val;
1012
1013                 /* Set extended packet length bit */
1014                 bnx2_write_phy(bp, 0x18, 0x7);
1015                 bnx2_read_phy(bp, 0x18, &val);
1016                 bnx2_write_phy(bp, 0x18, val | 0x4000);
1017
1018                 bnx2_read_phy(bp, 0x10, &val);
1019                 bnx2_write_phy(bp, 0x10, val | 0x1);
1020         }
1021         else {
1022                 u32 val;
1023
1024                 bnx2_write_phy(bp, 0x18, 0x7);
1025                 bnx2_read_phy(bp, 0x18, &val);
1026                 bnx2_write_phy(bp, 0x18, val & ~0x4007);
1027
1028                 bnx2_read_phy(bp, 0x10, &val);
1029                 bnx2_write_phy(bp, 0x10, val & ~0x1);
1030         }
1031
1032         return 0;
1033 }
1034
1035
1036 static int
1037 bnx2_init_phy(struct bnx2 *bp)
1038 {
1039         u32 val;
1040         int rc = 0;
1041
1042         bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG;
1043         bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG;
1044
1045         REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK);
1046
1047         bnx2_reset_phy(bp);
1048
1049         bnx2_read_phy(bp, MII_PHYSID1, &val);
1050         bp->phy_id = val << 16;
1051         bnx2_read_phy(bp, MII_PHYSID2, &val);
1052         bp->phy_id |= val & 0xffff;
1053
1054         if (bp->phy_flags & PHY_SERDES_FLAG) {
1055                 rc = bnx2_init_serdes_phy(bp);
1056         }
1057         else {
1058                 rc = bnx2_init_copper_phy(bp);
1059         }
1060
1061         bnx2_setup_phy(bp);
1062
1063         return rc;
1064 }
1065
1066 static int
1067 bnx2_set_mac_loopback(struct bnx2 *bp)
1068 {
1069         u32 mac_mode;
1070
1071         mac_mode = REG_RD(bp, BNX2_EMAC_MODE);
1072         mac_mode &= ~BNX2_EMAC_MODE_PORT;
1073         mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK;
1074         REG_WR(bp, BNX2_EMAC_MODE, mac_mode);
1075         bp->link_up = 1;
1076         return 0;
1077 }
1078
1079 static int
1080 bnx2_fw_sync(struct bnx2 *bp, u32 msg_data)
1081 {
1082         int i;
1083         u32 val;
1084
1085         if (bp->fw_timed_out)
1086                 return -EBUSY;
1087
1088         bp->fw_wr_seq++;
1089         msg_data |= bp->fw_wr_seq;
1090
1091         REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_MB, msg_data);
1092
1093         /* wait for an acknowledgement. */
1094         for (i = 0; i < (FW_ACK_TIME_OUT_MS * 1000)/5; i++) {
1095                 udelay(5);
1096
1097                 val = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_FW_MB);
1098
1099                 if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ))
1100                         break;
1101         }
1102
1103         /* If we timed out, inform the firmware that this is the case. */
1104         if (((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) &&
1105                 ((msg_data & BNX2_DRV_MSG_DATA) != BNX2_DRV_MSG_DATA_WAIT0)) {
1106
1107                 msg_data &= ~BNX2_DRV_MSG_CODE;
1108                 msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT;
1109
1110                 REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_MB, msg_data);
1111
1112                 bp->fw_timed_out = 1;
1113
1114                 return -EBUSY;
1115         }
1116
1117         return 0;
1118 }
1119
1120 static void
1121 bnx2_init_context(struct bnx2 *bp)
1122 {
1123         u32 vcid;
1124
1125         vcid = 96;
1126         while (vcid) {
1127                 u32 vcid_addr, pcid_addr, offset;
1128
1129                 vcid--;
1130
1131                 if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
1132                         u32 new_vcid;
1133
1134                         vcid_addr = GET_PCID_ADDR(vcid);
1135                         if (vcid & 0x8) {
1136                                 new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7);
1137                         }
1138                         else {
1139                                 new_vcid = vcid;
1140                         }
1141                         pcid_addr = GET_PCID_ADDR(new_vcid);
1142                 }
1143                 else {
1144                         vcid_addr = GET_CID_ADDR(vcid);
1145                         pcid_addr = vcid_addr;
1146                 }
1147
1148                 REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00);
1149                 REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr);
1150
1151                 /* Zero out the context. */
1152                 for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) {
1153                         CTX_WR(bp, 0x00, offset, 0);
1154                 }
1155
1156                 REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr);
1157                 REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr);
1158         }
1159 }
1160
1161 static int
1162 bnx2_alloc_bad_rbuf(struct bnx2 *bp)
1163 {
1164         u16 *good_mbuf;
1165         u32 good_mbuf_cnt;
1166         u32 val;
1167
1168         good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL);
1169         if (good_mbuf == NULL) {
1170                 printk(KERN_ERR PFX "Failed to allocate memory in "
1171                                     "bnx2_alloc_bad_rbuf\n");
1172                 return -ENOMEM;
1173         }
1174
1175         REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS,
1176                 BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE);
1177
1178         good_mbuf_cnt = 0;
1179
1180         /* Allocate a bunch of mbufs and save the good ones in an array. */
1181         val = REG_RD_IND(bp, BNX2_RBUF_STATUS1);
1182         while (val & BNX2_RBUF_STATUS1_FREE_COUNT) {
1183                 REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ);
1184
1185                 val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC);
1186
1187                 val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE;
1188
1189                 /* The addresses with Bit 9 set are bad memory blocks. */
1190                 if (!(val & (1 << 9))) {
1191                         good_mbuf[good_mbuf_cnt] = (u16) val;
1192                         good_mbuf_cnt++;
1193                 }
1194
1195                 val = REG_RD_IND(bp, BNX2_RBUF_STATUS1);
1196         }
1197
1198         /* Free the good ones back to the mbuf pool thus discarding
1199          * all the bad ones. */
1200         while (good_mbuf_cnt) {
1201                 good_mbuf_cnt--;
1202
1203                 val = good_mbuf[good_mbuf_cnt];
1204                 val = (val << 9) | val | 1;
1205
1206                 REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val);
1207         }
1208         kfree(good_mbuf);
1209         return 0;
1210 }
1211
1212 static void
1213 bnx2_set_mac_addr(struct bnx2 *bp) 
1214 {
1215         u32 val;
1216         u8 *mac_addr = bp->dev->dev_addr;
1217
1218         val = (mac_addr[0] << 8) | mac_addr[1];
1219
1220         REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val);
1221
1222         val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | 
1223                 (mac_addr[4] << 8) | mac_addr[5];
1224
1225         REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val);
1226 }
1227
1228 static inline int
1229 bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index)
1230 {
1231         struct sk_buff *skb;
1232         struct sw_bd *rx_buf = &bp->rx_buf_ring[index];
1233         dma_addr_t mapping;
1234         struct rx_bd *rxbd = &bp->rx_desc_ring[index];
1235         unsigned long align;
1236
1237         skb = dev_alloc_skb(bp->rx_buf_size);
1238         if (skb == NULL) {
1239                 return -ENOMEM;
1240         }
1241
1242         if (unlikely((align = (unsigned long) skb->data & 0x7))) {
1243                 skb_reserve(skb, 8 - align);
1244         }
1245
1246         skb->dev = bp->dev;
1247         mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size,
1248                 PCI_DMA_FROMDEVICE);
1249
1250         rx_buf->skb = skb;
1251         pci_unmap_addr_set(rx_buf, mapping, mapping);
1252
1253         rxbd->rx_bd_haddr_hi = (u64) mapping >> 32;
1254         rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff;
1255
1256         bp->rx_prod_bseq += bp->rx_buf_use_size;
1257
1258         return 0;
1259 }
1260
1261 static void
1262 bnx2_phy_int(struct bnx2 *bp)
1263 {
1264         u32 new_link_state, old_link_state;
1265
1266         new_link_state = bp->status_blk->status_attn_bits &
1267                 STATUS_ATTN_BITS_LINK_STATE;
1268         old_link_state = bp->status_blk->status_attn_bits_ack &
1269                 STATUS_ATTN_BITS_LINK_STATE;
1270         if (new_link_state != old_link_state) {
1271                 if (new_link_state) {
1272                         REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD,
1273                                 STATUS_ATTN_BITS_LINK_STATE);
1274                 }
1275                 else {
1276                         REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD,
1277                                 STATUS_ATTN_BITS_LINK_STATE);
1278                 }
1279                 bnx2_set_link(bp);
1280         }
1281 }
1282
1283 static void
1284 bnx2_tx_int(struct bnx2 *bp)
1285 {
1286         u16 hw_cons, sw_cons, sw_ring_cons;
1287         int tx_free_bd = 0;
1288
1289         hw_cons = bp->status_blk->status_tx_quick_consumer_index0;
1290         if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) {
1291                 hw_cons++;
1292         }
1293         sw_cons = bp->tx_cons;
1294
1295         while (sw_cons != hw_cons) {
1296                 struct sw_bd *tx_buf;
1297                 struct sk_buff *skb;
1298                 int i, last;
1299
1300                 sw_ring_cons = TX_RING_IDX(sw_cons);
1301
1302                 tx_buf = &bp->tx_buf_ring[sw_ring_cons];
1303                 skb = tx_buf->skb;
1304 #ifdef BCM_TSO 
1305                 /* partial BD completions possible with TSO packets */
1306                 if (skb_shinfo(skb)->tso_size) {
1307                         u16 last_idx, last_ring_idx;
1308
1309                         last_idx = sw_cons +
1310                                 skb_shinfo(skb)->nr_frags + 1;
1311                         last_ring_idx = sw_ring_cons +
1312                                 skb_shinfo(skb)->nr_frags + 1;
1313                         if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) {
1314                                 last_idx++;
1315                         }
1316                         if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) {
1317                                 break;
1318                         }
1319                 }
1320 #endif
1321                 pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping),
1322                         skb_headlen(skb), PCI_DMA_TODEVICE);
1323
1324                 tx_buf->skb = NULL;
1325                 last = skb_shinfo(skb)->nr_frags;
1326
1327                 for (i = 0; i < last; i++) {
1328                         sw_cons = NEXT_TX_BD(sw_cons);
1329
1330                         pci_unmap_page(bp->pdev,
1331                                 pci_unmap_addr(
1332                                         &bp->tx_buf_ring[TX_RING_IDX(sw_cons)],
1333                                         mapping),
1334                                 skb_shinfo(skb)->frags[i].size,
1335                                 PCI_DMA_TODEVICE);
1336                 }
1337
1338                 sw_cons = NEXT_TX_BD(sw_cons);
1339
1340                 tx_free_bd += last + 1;
1341
1342                 dev_kfree_skb_irq(skb);
1343
1344                 hw_cons = bp->status_blk->status_tx_quick_consumer_index0;
1345                 if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) {
1346                         hw_cons++;
1347                 }
1348         }
1349
1350         bp->tx_cons = sw_cons;
1351
1352         if (unlikely(netif_queue_stopped(bp->dev))) {
1353                 spin_lock(&bp->tx_lock);
1354                 if ((netif_queue_stopped(bp->dev)) &&
1355                     (bnx2_tx_avail(bp) > MAX_SKB_FRAGS)) {
1356
1357                         netif_wake_queue(bp->dev);
1358                 }
1359                 spin_unlock(&bp->tx_lock);
1360         }
1361 }
1362
1363 static inline void
1364 bnx2_reuse_rx_skb(struct bnx2 *bp, struct sk_buff *skb,
1365         u16 cons, u16 prod)
1366 {
1367         struct sw_bd *cons_rx_buf = &bp->rx_buf_ring[cons];
1368         struct sw_bd *prod_rx_buf = &bp->rx_buf_ring[prod];
1369         struct rx_bd *cons_bd = &bp->rx_desc_ring[cons];
1370         struct rx_bd *prod_bd = &bp->rx_desc_ring[prod];
1371
1372         pci_dma_sync_single_for_device(bp->pdev,
1373                 pci_unmap_addr(cons_rx_buf, mapping),
1374                 bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE);
1375
1376         prod_rx_buf->skb = cons_rx_buf->skb;
1377         pci_unmap_addr_set(prod_rx_buf, mapping,
1378                         pci_unmap_addr(cons_rx_buf, mapping));
1379
1380         memcpy(prod_bd, cons_bd, 8);
1381
1382         bp->rx_prod_bseq += bp->rx_buf_use_size;
1383
1384 }
1385
1386 static int
1387 bnx2_rx_int(struct bnx2 *bp, int budget)
1388 {
1389         u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod;
1390         struct l2_fhdr *rx_hdr;
1391         int rx_pkt = 0;
1392
1393         hw_cons = bp->status_blk->status_rx_quick_consumer_index0;
1394         if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) {
1395                 hw_cons++;
1396         }
1397         sw_cons = bp->rx_cons;
1398         sw_prod = bp->rx_prod;
1399
1400         /* Memory barrier necessary as speculative reads of the rx
1401          * buffer can be ahead of the index in the status block
1402          */
1403         rmb();
1404         while (sw_cons != hw_cons) {
1405                 unsigned int len;
1406                 u16 status;
1407                 struct sw_bd *rx_buf;
1408                 struct sk_buff *skb;
1409
1410                 sw_ring_cons = RX_RING_IDX(sw_cons);
1411                 sw_ring_prod = RX_RING_IDX(sw_prod);
1412
1413                 rx_buf = &bp->rx_buf_ring[sw_ring_cons];
1414                 skb = rx_buf->skb;
1415                 pci_dma_sync_single_for_cpu(bp->pdev,
1416                         pci_unmap_addr(rx_buf, mapping),
1417                         bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE);
1418
1419                 rx_hdr = (struct l2_fhdr *) skb->data;
1420                 len = rx_hdr->l2_fhdr_pkt_len - 4;
1421
1422                 if (rx_hdr->l2_fhdr_errors &
1423                         (L2_FHDR_ERRORS_BAD_CRC |
1424                         L2_FHDR_ERRORS_PHY_DECODE |
1425                         L2_FHDR_ERRORS_ALIGNMENT |
1426                         L2_FHDR_ERRORS_TOO_SHORT |
1427                         L2_FHDR_ERRORS_GIANT_FRAME)) {
1428
1429                         goto reuse_rx;
1430                 }
1431
1432                 /* Since we don't have a jumbo ring, copy small packets
1433                  * if mtu > 1500
1434                  */
1435                 if ((bp->dev->mtu > 1500) && (len <= RX_COPY_THRESH)) {
1436                         struct sk_buff *new_skb;
1437
1438                         new_skb = dev_alloc_skb(len + 2);
1439                         if (new_skb == NULL)
1440                                 goto reuse_rx;
1441
1442                         /* aligned copy */
1443                         memcpy(new_skb->data,
1444                                 skb->data + bp->rx_offset - 2,
1445                                 len + 2);
1446
1447                         skb_reserve(new_skb, 2);
1448                         skb_put(new_skb, len);
1449                         new_skb->dev = bp->dev;
1450
1451                         bnx2_reuse_rx_skb(bp, skb,
1452                                 sw_ring_cons, sw_ring_prod);
1453
1454                         skb = new_skb;
1455                 }
1456                 else if (bnx2_alloc_rx_skb(bp, sw_ring_prod) == 0) {
1457                         pci_unmap_single(bp->pdev,
1458                                 pci_unmap_addr(rx_buf, mapping),
1459                                 bp->rx_buf_use_size, PCI_DMA_FROMDEVICE);
1460
1461                         skb_reserve(skb, bp->rx_offset);
1462                         skb_put(skb, len);
1463                 }
1464                 else {
1465 reuse_rx:
1466                         bnx2_reuse_rx_skb(bp, skb,
1467                                 sw_ring_cons, sw_ring_prod);
1468                         goto next_rx;
1469                 }
1470
1471                 skb->protocol = eth_type_trans(skb, bp->dev);
1472
1473                 if ((len > (bp->dev->mtu + ETH_HLEN)) &&
1474                         (htons(skb->protocol) != 0x8100)) {
1475
1476                         dev_kfree_skb_irq(skb);
1477                         goto next_rx;
1478
1479                 }
1480
1481                 status = rx_hdr->l2_fhdr_status;
1482                 skb->ip_summed = CHECKSUM_NONE;
1483                 if (bp->rx_csum &&
1484                         (status & (L2_FHDR_STATUS_TCP_SEGMENT |
1485                         L2_FHDR_STATUS_UDP_DATAGRAM))) {
1486
1487                         u16 cksum = rx_hdr->l2_fhdr_tcp_udp_xsum;
1488
1489                         if (cksum == 0xffff)
1490                                 skb->ip_summed = CHECKSUM_UNNECESSARY;
1491                 }
1492
1493 #ifdef BCM_VLAN
1494                 if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) {
1495                         vlan_hwaccel_receive_skb(skb, bp->vlgrp,
1496                                 rx_hdr->l2_fhdr_vlan_tag);
1497                 }
1498                 else
1499 #endif
1500                         netif_receive_skb(skb);
1501
1502                 bp->dev->last_rx = jiffies;
1503                 rx_pkt++;
1504
1505 next_rx:
1506                 rx_buf->skb = NULL;
1507
1508                 sw_cons = NEXT_RX_BD(sw_cons);
1509                 sw_prod = NEXT_RX_BD(sw_prod);
1510
1511                 if ((rx_pkt == budget))
1512                         break;
1513         }
1514         bp->rx_cons = sw_cons;
1515         bp->rx_prod = sw_prod;
1516
1517         REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod);
1518
1519         REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq);
1520
1521         mmiowb();
1522
1523         return rx_pkt;
1524
1525 }
1526
1527 /* MSI ISR - The only difference between this and the INTx ISR
1528  * is that the MSI interrupt is always serviced.
1529  */
1530 static irqreturn_t
1531 bnx2_msi(int irq, void *dev_instance, struct pt_regs *regs)
1532 {
1533         struct net_device *dev = dev_instance;
1534         struct bnx2 *bp = dev->priv;
1535
1536         prefetch(bp->status_blk);
1537         REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
1538                 BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM |
1539                 BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
1540
1541         /* Return here if interrupt is disabled. */
1542         if (unlikely(atomic_read(&bp->intr_sem) != 0))
1543                 return IRQ_HANDLED;
1544
1545         netif_rx_schedule(dev);
1546
1547         return IRQ_HANDLED;
1548 }
1549
1550 static irqreturn_t
1551 bnx2_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
1552 {
1553         struct net_device *dev = dev_instance;
1554         struct bnx2 *bp = dev->priv;
1555
1556         /* When using INTx, it is possible for the interrupt to arrive
1557          * at the CPU before the status block posted prior to the
1558          * interrupt. Reading a register will flush the status block.
1559          * When using MSI, the MSI message will always complete after
1560          * the status block write.
1561          */
1562         if ((bp->status_blk->status_idx == bp->last_status_idx) &&
1563             (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) &
1564              BNX2_PCICFG_MISC_STATUS_INTA_VALUE))
1565                 return IRQ_NONE;
1566
1567         REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
1568                 BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM |
1569                 BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
1570
1571         /* Return here if interrupt is shared and is disabled. */
1572         if (unlikely(atomic_read(&bp->intr_sem) != 0))
1573                 return IRQ_HANDLED;
1574
1575         netif_rx_schedule(dev);
1576
1577         return IRQ_HANDLED;
1578 }
1579
1580 static int
1581 bnx2_poll(struct net_device *dev, int *budget)
1582 {
1583         struct bnx2 *bp = dev->priv;
1584         int rx_done = 1;
1585
1586         bp->last_status_idx = bp->status_blk->status_idx;
1587
1588         rmb();
1589         if ((bp->status_blk->status_attn_bits &
1590                 STATUS_ATTN_BITS_LINK_STATE) !=
1591                 (bp->status_blk->status_attn_bits_ack &
1592                 STATUS_ATTN_BITS_LINK_STATE)) {
1593
1594                 spin_lock(&bp->phy_lock);
1595                 bnx2_phy_int(bp);
1596                 spin_unlock(&bp->phy_lock);
1597         }
1598
1599         if (bp->status_blk->status_tx_quick_consumer_index0 != bp->tx_cons) {
1600                 bnx2_tx_int(bp);
1601         }
1602
1603         if (bp->status_blk->status_rx_quick_consumer_index0 != bp->rx_cons) {
1604                 int orig_budget = *budget;
1605                 int work_done;
1606
1607                 if (orig_budget > dev->quota)
1608                         orig_budget = dev->quota;
1609                 
1610                 work_done = bnx2_rx_int(bp, orig_budget);
1611                 *budget -= work_done;
1612                 dev->quota -= work_done;
1613                 
1614                 if (work_done >= orig_budget) {
1615                         rx_done = 0;
1616                 }
1617         }
1618         
1619         if (rx_done) {
1620                 netif_rx_complete(dev);
1621                 REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
1622                         BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID |
1623                         bp->last_status_idx);
1624                 return 0;
1625         }
1626
1627         return 1;
1628 }
1629
1630 /* Called with rtnl_lock from vlan functions and also dev->xmit_lock
1631  * from set_multicast.
1632  */
1633 static void
1634 bnx2_set_rx_mode(struct net_device *dev)
1635 {
1636         struct bnx2 *bp = dev->priv;
1637         u32 rx_mode, sort_mode;
1638         int i;
1639
1640         spin_lock_bh(&bp->phy_lock);
1641
1642         rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS |
1643                                   BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG);
1644         sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN;
1645 #ifdef BCM_VLAN
1646         if (!bp->vlgrp) {
1647                 rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG;
1648         }
1649 #else
1650         rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG;
1651 #endif
1652         if (dev->flags & IFF_PROMISC) {
1653                 /* Promiscuous mode. */
1654                 rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS;
1655                 sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN;
1656         }
1657         else if (dev->flags & IFF_ALLMULTI) {
1658                 for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
1659                         REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4),
1660                                0xffffffff);
1661                 }
1662                 sort_mode |= BNX2_RPM_SORT_USER0_MC_EN;
1663         }
1664         else {
1665                 /* Accept one or more multicast(s). */
1666                 struct dev_mc_list *mclist;
1667                 u32 mc_filter[NUM_MC_HASH_REGISTERS];
1668                 u32 regidx;
1669                 u32 bit;
1670                 u32 crc;
1671
1672                 memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS);
1673
1674                 for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
1675                      i++, mclist = mclist->next) {
1676
1677                         crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr);
1678                         bit = crc & 0xff;
1679                         regidx = (bit & 0xe0) >> 5;
1680                         bit &= 0x1f;
1681                         mc_filter[regidx] |= (1 << bit);
1682                 }
1683
1684                 for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
1685                         REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4),
1686                                mc_filter[i]);
1687                 }
1688
1689                 sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN;
1690         }
1691
1692         if (rx_mode != bp->rx_mode) {
1693                 bp->rx_mode = rx_mode;
1694                 REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode);
1695         }
1696
1697         REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0);
1698         REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode);
1699         REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA);
1700
1701         spin_unlock_bh(&bp->phy_lock);
1702 }
1703
1704 static void
1705 load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len,
1706         u32 rv2p_proc)
1707 {
1708         int i;
1709         u32 val;
1710
1711
1712         for (i = 0; i < rv2p_code_len; i += 8) {
1713                 REG_WR(bp, BNX2_RV2P_INSTR_HIGH, *rv2p_code);
1714                 rv2p_code++;
1715                 REG_WR(bp, BNX2_RV2P_INSTR_LOW, *rv2p_code);
1716                 rv2p_code++;
1717
1718                 if (rv2p_proc == RV2P_PROC1) {
1719                         val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR;
1720                         REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val);
1721                 }
1722                 else {
1723                         val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR;
1724                         REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val);
1725                 }
1726         }
1727
1728         /* Reset the processor, un-stall is done later. */
1729         if (rv2p_proc == RV2P_PROC1) {
1730                 REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET);
1731         }
1732         else {
1733                 REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET);
1734         }
1735 }
1736
1737 static void
1738 load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw)
1739 {
1740         u32 offset;
1741         u32 val;
1742
1743         /* Halt the CPU. */
1744         val = REG_RD_IND(bp, cpu_reg->mode);
1745         val |= cpu_reg->mode_value_halt;
1746         REG_WR_IND(bp, cpu_reg->mode, val);
1747         REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear);
1748
1749         /* Load the Text area. */
1750         offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base);
1751         if (fw->text) {
1752                 int j;
1753
1754                 for (j = 0; j < (fw->text_len / 4); j++, offset += 4) {
1755                         REG_WR_IND(bp, offset, fw->text[j]);
1756                 }
1757         }
1758
1759         /* Load the Data area. */
1760         offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base);
1761         if (fw->data) {
1762                 int j;
1763
1764                 for (j = 0; j < (fw->data_len / 4); j++, offset += 4) {
1765                         REG_WR_IND(bp, offset, fw->data[j]);
1766                 }
1767         }
1768
1769         /* Load the SBSS area. */
1770         offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base);
1771         if (fw->sbss) {
1772                 int j;
1773
1774                 for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) {
1775                         REG_WR_IND(bp, offset, fw->sbss[j]);
1776                 }
1777         }
1778
1779         /* Load the BSS area. */
1780         offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base);
1781         if (fw->bss) {
1782                 int j;
1783
1784                 for (j = 0; j < (fw->bss_len/4); j++, offset += 4) {
1785                         REG_WR_IND(bp, offset, fw->bss[j]);
1786                 }
1787         }
1788
1789         /* Load the Read-Only area. */
1790         offset = cpu_reg->spad_base +
1791                 (fw->rodata_addr - cpu_reg->mips_view_base);
1792         if (fw->rodata) {
1793                 int j;
1794
1795                 for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) {
1796                         REG_WR_IND(bp, offset, fw->rodata[j]);
1797                 }
1798         }
1799
1800         /* Clear the pre-fetch instruction. */
1801         REG_WR_IND(bp, cpu_reg->inst, 0);
1802         REG_WR_IND(bp, cpu_reg->pc, fw->start_addr);
1803
1804         /* Start the CPU. */
1805         val = REG_RD_IND(bp, cpu_reg->mode);
1806         val &= ~cpu_reg->mode_value_halt;
1807         REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear);
1808         REG_WR_IND(bp, cpu_reg->mode, val);
1809 }
1810
1811 static void
1812 bnx2_init_cpus(struct bnx2 *bp)
1813 {
1814         struct cpu_reg cpu_reg;
1815         struct fw_info fw;
1816
1817         /* Initialize the RV2P processor. */
1818         load_rv2p_fw(bp, bnx2_rv2p_proc1, sizeof(bnx2_rv2p_proc1), RV2P_PROC1);
1819         load_rv2p_fw(bp, bnx2_rv2p_proc2, sizeof(bnx2_rv2p_proc2), RV2P_PROC2);
1820
1821         /* Initialize the RX Processor. */
1822         cpu_reg.mode = BNX2_RXP_CPU_MODE;
1823         cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT;
1824         cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA;
1825         cpu_reg.state = BNX2_RXP_CPU_STATE;
1826         cpu_reg.state_value_clear = 0xffffff;
1827         cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE;
1828         cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK;
1829         cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER;
1830         cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION;
1831         cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT;
1832         cpu_reg.spad_base = BNX2_RXP_SCRATCH;
1833         cpu_reg.mips_view_base = 0x8000000;
1834     
1835         fw.ver_major = bnx2_RXP_b06FwReleaseMajor;
1836         fw.ver_minor = bnx2_RXP_b06FwReleaseMinor;
1837         fw.ver_fix = bnx2_RXP_b06FwReleaseFix;
1838         fw.start_addr = bnx2_RXP_b06FwStartAddr;
1839
1840         fw.text_addr = bnx2_RXP_b06FwTextAddr;
1841         fw.text_len = bnx2_RXP_b06FwTextLen;
1842         fw.text_index = 0;
1843         fw.text = bnx2_RXP_b06FwText;
1844
1845         fw.data_addr = bnx2_RXP_b06FwDataAddr;
1846         fw.data_len = bnx2_RXP_b06FwDataLen;
1847         fw.data_index = 0;
1848         fw.data = bnx2_RXP_b06FwData;
1849
1850         fw.sbss_addr = bnx2_RXP_b06FwSbssAddr;
1851         fw.sbss_len = bnx2_RXP_b06FwSbssLen;
1852         fw.sbss_index = 0;
1853         fw.sbss = bnx2_RXP_b06FwSbss;
1854
1855         fw.bss_addr = bnx2_RXP_b06FwBssAddr;
1856         fw.bss_len = bnx2_RXP_b06FwBssLen;
1857         fw.bss_index = 0;
1858         fw.bss = bnx2_RXP_b06FwBss;
1859
1860         fw.rodata_addr = bnx2_RXP_b06FwRodataAddr;
1861         fw.rodata_len = bnx2_RXP_b06FwRodataLen;
1862         fw.rodata_index = 0;
1863         fw.rodata = bnx2_RXP_b06FwRodata;
1864
1865         load_cpu_fw(bp, &cpu_reg, &fw);
1866
1867         /* Initialize the TX Processor. */
1868         cpu_reg.mode = BNX2_TXP_CPU_MODE;
1869         cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT;
1870         cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA;
1871         cpu_reg.state = BNX2_TXP_CPU_STATE;
1872         cpu_reg.state_value_clear = 0xffffff;
1873         cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE;
1874         cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK;
1875         cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER;
1876         cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION;
1877         cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT;
1878         cpu_reg.spad_base = BNX2_TXP_SCRATCH;
1879         cpu_reg.mips_view_base = 0x8000000;
1880     
1881         fw.ver_major = bnx2_TXP_b06FwReleaseMajor;
1882         fw.ver_minor = bnx2_TXP_b06FwReleaseMinor;
1883         fw.ver_fix = bnx2_TXP_b06FwReleaseFix;
1884         fw.start_addr = bnx2_TXP_b06FwStartAddr;
1885
1886         fw.text_addr = bnx2_TXP_b06FwTextAddr;
1887         fw.text_len = bnx2_TXP_b06FwTextLen;
1888         fw.text_index = 0;
1889         fw.text = bnx2_TXP_b06FwText;
1890
1891         fw.data_addr = bnx2_TXP_b06FwDataAddr;
1892         fw.data_len = bnx2_TXP_b06FwDataLen;
1893         fw.data_index = 0;
1894         fw.data = bnx2_TXP_b06FwData;
1895
1896         fw.sbss_addr = bnx2_TXP_b06FwSbssAddr;
1897         fw.sbss_len = bnx2_TXP_b06FwSbssLen;
1898         fw.sbss_index = 0;
1899         fw.sbss = bnx2_TXP_b06FwSbss;
1900
1901         fw.bss_addr = bnx2_TXP_b06FwBssAddr;
1902         fw.bss_len = bnx2_TXP_b06FwBssLen;
1903         fw.bss_index = 0;
1904         fw.bss = bnx2_TXP_b06FwBss;
1905
1906         fw.rodata_addr = bnx2_TXP_b06FwRodataAddr;
1907         fw.rodata_len = bnx2_TXP_b06FwRodataLen;
1908         fw.rodata_index = 0;
1909         fw.rodata = bnx2_TXP_b06FwRodata;
1910
1911         load_cpu_fw(bp, &cpu_reg, &fw);
1912
1913         /* Initialize the TX Patch-up Processor. */
1914         cpu_reg.mode = BNX2_TPAT_CPU_MODE;
1915         cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT;
1916         cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA;
1917         cpu_reg.state = BNX2_TPAT_CPU_STATE;
1918         cpu_reg.state_value_clear = 0xffffff;
1919         cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE;
1920         cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK;
1921         cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER;
1922         cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION;
1923         cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT;
1924         cpu_reg.spad_base = BNX2_TPAT_SCRATCH;
1925         cpu_reg.mips_view_base = 0x8000000;
1926     
1927         fw.ver_major = bnx2_TPAT_b06FwReleaseMajor;
1928         fw.ver_minor = bnx2_TPAT_b06FwReleaseMinor;
1929         fw.ver_fix = bnx2_TPAT_b06FwReleaseFix;
1930         fw.start_addr = bnx2_TPAT_b06FwStartAddr;
1931
1932         fw.text_addr = bnx2_TPAT_b06FwTextAddr;
1933         fw.text_len = bnx2_TPAT_b06FwTextLen;
1934         fw.text_index = 0;
1935         fw.text = bnx2_TPAT_b06FwText;
1936
1937         fw.data_addr = bnx2_TPAT_b06FwDataAddr;
1938         fw.data_len = bnx2_TPAT_b06FwDataLen;
1939         fw.data_index = 0;
1940         fw.data = bnx2_TPAT_b06FwData;
1941
1942         fw.sbss_addr = bnx2_TPAT_b06FwSbssAddr;
1943         fw.sbss_len = bnx2_TPAT_b06FwSbssLen;
1944         fw.sbss_index = 0;
1945         fw.sbss = bnx2_TPAT_b06FwSbss;
1946
1947         fw.bss_addr = bnx2_TPAT_b06FwBssAddr;
1948         fw.bss_len = bnx2_TPAT_b06FwBssLen;
1949         fw.bss_index = 0;
1950         fw.bss = bnx2_TPAT_b06FwBss;
1951
1952         fw.rodata_addr = bnx2_TPAT_b06FwRodataAddr;
1953         fw.rodata_len = bnx2_TPAT_b06FwRodataLen;
1954         fw.rodata_index = 0;
1955         fw.rodata = bnx2_TPAT_b06FwRodata;
1956
1957         load_cpu_fw(bp, &cpu_reg, &fw);
1958
1959         /* Initialize the Completion Processor. */
1960         cpu_reg.mode = BNX2_COM_CPU_MODE;
1961         cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT;
1962         cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA;
1963         cpu_reg.state = BNX2_COM_CPU_STATE;
1964         cpu_reg.state_value_clear = 0xffffff;
1965         cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE;
1966         cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK;
1967         cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER;
1968         cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION;
1969         cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT;
1970         cpu_reg.spad_base = BNX2_COM_SCRATCH;
1971         cpu_reg.mips_view_base = 0x8000000;
1972     
1973         fw.ver_major = bnx2_COM_b06FwReleaseMajor;
1974         fw.ver_minor = bnx2_COM_b06FwReleaseMinor;
1975         fw.ver_fix = bnx2_COM_b06FwReleaseFix;
1976         fw.start_addr = bnx2_COM_b06FwStartAddr;
1977
1978         fw.text_addr = bnx2_COM_b06FwTextAddr;
1979         fw.text_len = bnx2_COM_b06FwTextLen;
1980         fw.text_index = 0;
1981         fw.text = bnx2_COM_b06FwText;
1982
1983         fw.data_addr = bnx2_COM_b06FwDataAddr;
1984         fw.data_len = bnx2_COM_b06FwDataLen;
1985         fw.data_index = 0;
1986         fw.data = bnx2_COM_b06FwData;
1987
1988         fw.sbss_addr = bnx2_COM_b06FwSbssAddr;
1989         fw.sbss_len = bnx2_COM_b06FwSbssLen;
1990         fw.sbss_index = 0;
1991         fw.sbss = bnx2_COM_b06FwSbss;
1992
1993         fw.bss_addr = bnx2_COM_b06FwBssAddr;
1994         fw.bss_len = bnx2_COM_b06FwBssLen;
1995         fw.bss_index = 0;
1996         fw.bss = bnx2_COM_b06FwBss;
1997
1998         fw.rodata_addr = bnx2_COM_b06FwRodataAddr;
1999         fw.rodata_len = bnx2_COM_b06FwRodataLen;
2000         fw.rodata_index = 0;
2001         fw.rodata = bnx2_COM_b06FwRodata;
2002
2003         load_cpu_fw(bp, &cpu_reg, &fw);
2004
2005 }
2006
2007 static int
2008 bnx2_set_power_state(struct bnx2 *bp, pci_power_t state)
2009 {
2010         u16 pmcsr;
2011
2012         pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr);
2013
2014         switch (state) {
2015         case PCI_D0: {
2016                 u32 val;
2017
2018                 pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL,
2019                         (pmcsr & ~PCI_PM_CTRL_STATE_MASK) |
2020                         PCI_PM_CTRL_PME_STATUS);
2021
2022                 if (pmcsr & PCI_PM_CTRL_STATE_MASK)
2023                         /* delay required during transition out of D3hot */
2024                         msleep(20);
2025
2026                 val = REG_RD(bp, BNX2_EMAC_MODE);
2027                 val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD;
2028                 val &= ~BNX2_EMAC_MODE_MPKT;
2029                 REG_WR(bp, BNX2_EMAC_MODE, val);
2030
2031                 val = REG_RD(bp, BNX2_RPM_CONFIG);
2032                 val &= ~BNX2_RPM_CONFIG_ACPI_ENA;
2033                 REG_WR(bp, BNX2_RPM_CONFIG, val);
2034                 break;
2035         }
2036         case PCI_D3hot: {
2037                 int i;
2038                 u32 val, wol_msg;
2039
2040                 if (bp->wol) {
2041                         u32 advertising;
2042                         u8 autoneg;
2043
2044                         autoneg = bp->autoneg;
2045                         advertising = bp->advertising;
2046
2047                         bp->autoneg = AUTONEG_SPEED;
2048                         bp->advertising = ADVERTISED_10baseT_Half |
2049                                 ADVERTISED_10baseT_Full |
2050                                 ADVERTISED_100baseT_Half |
2051                                 ADVERTISED_100baseT_Full |
2052                                 ADVERTISED_Autoneg;
2053
2054                         bnx2_setup_copper_phy(bp);
2055
2056                         bp->autoneg = autoneg;
2057                         bp->advertising = advertising;
2058
2059                         bnx2_set_mac_addr(bp);
2060
2061                         val = REG_RD(bp, BNX2_EMAC_MODE);
2062
2063                         /* Enable port mode. */
2064                         val &= ~BNX2_EMAC_MODE_PORT;
2065                         val |= BNX2_EMAC_MODE_PORT_MII |
2066                                BNX2_EMAC_MODE_MPKT_RCVD |
2067                                BNX2_EMAC_MODE_ACPI_RCVD |
2068                                BNX2_EMAC_MODE_FORCE_LINK |
2069                                BNX2_EMAC_MODE_MPKT;
2070
2071                         REG_WR(bp, BNX2_EMAC_MODE, val);
2072
2073                         /* receive all multicast */
2074                         for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
2075                                 REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4),
2076                                        0xffffffff);
2077                         }
2078                         REG_WR(bp, BNX2_EMAC_RX_MODE,
2079                                BNX2_EMAC_RX_MODE_SORT_MODE);
2080
2081                         val = 1 | BNX2_RPM_SORT_USER0_BC_EN |
2082                               BNX2_RPM_SORT_USER0_MC_EN;
2083                         REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0);
2084                         REG_WR(bp, BNX2_RPM_SORT_USER0, val);
2085                         REG_WR(bp, BNX2_RPM_SORT_USER0, val |
2086                                BNX2_RPM_SORT_USER0_ENA);
2087
2088                         /* Need to enable EMAC and RPM for WOL. */
2089                         REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS,
2090                                BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE |
2091                                BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE |
2092                                BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE);
2093
2094                         val = REG_RD(bp, BNX2_RPM_CONFIG);
2095                         val &= ~BNX2_RPM_CONFIG_ACPI_ENA;
2096                         REG_WR(bp, BNX2_RPM_CONFIG, val);
2097
2098                         wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL;
2099                 }
2100                 else {
2101                         wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL;
2102                 }
2103
2104                 bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg);
2105
2106                 pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
2107                 if ((CHIP_ID(bp) == CHIP_ID_5706_A0) ||
2108                     (CHIP_ID(bp) == CHIP_ID_5706_A1)) {
2109
2110                         if (bp->wol)
2111                                 pmcsr |= 3;
2112                 }
2113                 else {
2114                         pmcsr |= 3;
2115                 }
2116                 if (bp->wol) {
2117                         pmcsr |= PCI_PM_CTRL_PME_ENABLE;
2118                 }
2119                 pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL,
2120                                       pmcsr);
2121
2122                 /* No more memory access after this point until
2123                  * device is brought back to D0.
2124                  */
2125                 udelay(50);
2126                 break;
2127         }
2128         default:
2129                 return -EINVAL;
2130         }
2131         return 0;
2132 }
2133
2134 static int
2135 bnx2_acquire_nvram_lock(struct bnx2 *bp)
2136 {
2137         u32 val;
2138         int j;
2139
2140         /* Request access to the flash interface. */
2141         REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2);
2142         for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2143                 val = REG_RD(bp, BNX2_NVM_SW_ARB);
2144                 if (val & BNX2_NVM_SW_ARB_ARB_ARB2)
2145                         break;
2146
2147                 udelay(5);
2148         }
2149
2150         if (j >= NVRAM_TIMEOUT_COUNT)
2151                 return -EBUSY;
2152
2153         return 0;
2154 }
2155
2156 static int
2157 bnx2_release_nvram_lock(struct bnx2 *bp)
2158 {
2159         int j;
2160         u32 val;
2161
2162         /* Relinquish nvram interface. */
2163         REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2);
2164
2165         for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2166                 val = REG_RD(bp, BNX2_NVM_SW_ARB);
2167                 if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2))
2168                         break;
2169
2170                 udelay(5);
2171         }
2172
2173         if (j >= NVRAM_TIMEOUT_COUNT)
2174                 return -EBUSY;
2175
2176         return 0;
2177 }
2178
2179
2180 static int
2181 bnx2_enable_nvram_write(struct bnx2 *bp)
2182 {
2183         u32 val;
2184
2185         val = REG_RD(bp, BNX2_MISC_CFG);
2186         REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI);
2187
2188         if (!bp->flash_info->buffered) {
2189                 int j;
2190
2191                 REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
2192                 REG_WR(bp, BNX2_NVM_COMMAND,
2193                        BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT);
2194
2195                 for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2196                         udelay(5);
2197
2198                         val = REG_RD(bp, BNX2_NVM_COMMAND);
2199                         if (val & BNX2_NVM_COMMAND_DONE)
2200                                 break;
2201                 }
2202
2203                 if (j >= NVRAM_TIMEOUT_COUNT)
2204                         return -EBUSY;
2205         }
2206         return 0;
2207 }
2208
2209 static void
2210 bnx2_disable_nvram_write(struct bnx2 *bp)
2211 {
2212         u32 val;
2213
2214         val = REG_RD(bp, BNX2_MISC_CFG);
2215         REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN);
2216 }
2217
2218
2219 static void
2220 bnx2_enable_nvram_access(struct bnx2 *bp)
2221 {
2222         u32 val;
2223
2224         val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE);
2225         /* Enable both bits, even on read. */
2226         REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, 
2227                val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN);
2228 }
2229
2230 static void
2231 bnx2_disable_nvram_access(struct bnx2 *bp)
2232 {
2233         u32 val;
2234
2235         val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE);
2236         /* Disable both bits, even after read. */
2237         REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, 
2238                 val & ~(BNX2_NVM_ACCESS_ENABLE_EN |
2239                         BNX2_NVM_ACCESS_ENABLE_WR_EN));
2240 }
2241
2242 static int
2243 bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset)
2244 {
2245         u32 cmd;
2246         int j;
2247
2248         if (bp->flash_info->buffered)
2249                 /* Buffered flash, no erase needed */
2250                 return 0;
2251
2252         /* Build an erase command */
2253         cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR |
2254               BNX2_NVM_COMMAND_DOIT;
2255
2256         /* Need to clear DONE bit separately. */
2257         REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
2258
2259         /* Address of the NVRAM to read from. */
2260         REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE);
2261
2262         /* Issue an erase command. */
2263         REG_WR(bp, BNX2_NVM_COMMAND, cmd);
2264
2265         /* Wait for completion. */
2266         for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2267                 u32 val;
2268
2269                 udelay(5);
2270
2271                 val = REG_RD(bp, BNX2_NVM_COMMAND);
2272                 if (val & BNX2_NVM_COMMAND_DONE)
2273                         break;
2274         }
2275
2276         if (j >= NVRAM_TIMEOUT_COUNT)
2277                 return -EBUSY;
2278
2279         return 0;
2280 }
2281
2282 static int
2283 bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags)
2284 {
2285         u32 cmd;
2286         int j;
2287
2288         /* Build the command word. */
2289         cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags;
2290
2291         /* Calculate an offset of a buffered flash. */
2292         if (bp->flash_info->buffered) {
2293                 offset = ((offset / bp->flash_info->page_size) <<
2294                            bp->flash_info->page_bits) +
2295                           (offset % bp->flash_info->page_size);
2296         }
2297
2298         /* Need to clear DONE bit separately. */
2299         REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
2300
2301         /* Address of the NVRAM to read from. */
2302         REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE);
2303
2304         /* Issue a read command. */
2305         REG_WR(bp, BNX2_NVM_COMMAND, cmd);
2306
2307         /* Wait for completion. */
2308         for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2309                 u32 val;
2310
2311                 udelay(5);
2312
2313                 val = REG_RD(bp, BNX2_NVM_COMMAND);
2314                 if (val & BNX2_NVM_COMMAND_DONE) {
2315                         val = REG_RD(bp, BNX2_NVM_READ);
2316
2317                         val = be32_to_cpu(val);
2318                         memcpy(ret_val, &val, 4);
2319                         break;
2320                 }
2321         }
2322         if (j >= NVRAM_TIMEOUT_COUNT)
2323                 return -EBUSY;
2324
2325         return 0;
2326 }
2327
2328
2329 static int
2330 bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags)
2331 {
2332         u32 cmd, val32;
2333         int j;
2334
2335         /* Build the command word. */
2336         cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags;
2337
2338         /* Calculate an offset of a buffered flash. */
2339         if (bp->flash_info->buffered) {
2340                 offset = ((offset / bp->flash_info->page_size) <<
2341                           bp->flash_info->page_bits) +
2342                          (offset % bp->flash_info->page_size);
2343         }
2344
2345         /* Need to clear DONE bit separately. */
2346         REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
2347
2348         memcpy(&val32, val, 4);
2349         val32 = cpu_to_be32(val32);
2350
2351         /* Write the data. */
2352         REG_WR(bp, BNX2_NVM_WRITE, val32);
2353
2354         /* Address of the NVRAM to write to. */
2355         REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE);
2356
2357         /* Issue the write command. */
2358         REG_WR(bp, BNX2_NVM_COMMAND, cmd);
2359
2360         /* Wait for completion. */
2361         for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
2362                 udelay(5);
2363
2364                 if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE)
2365                         break;
2366         }
2367         if (j >= NVRAM_TIMEOUT_COUNT)
2368                 return -EBUSY;
2369
2370         return 0;
2371 }
2372
2373 static int
2374 bnx2_init_nvram(struct bnx2 *bp)
2375 {
2376         u32 val;
2377         int j, entry_count, rc;
2378         struct flash_spec *flash;
2379
2380         /* Determine the selected interface. */
2381         val = REG_RD(bp, BNX2_NVM_CFG1);
2382
2383         entry_count = sizeof(flash_table) / sizeof(struct flash_spec);
2384
2385         rc = 0;
2386         if (val & 0x40000000) {
2387
2388                 /* Flash interface has been reconfigured */
2389                 for (j = 0, flash = &flash_table[0]; j < entry_count;
2390                         j++, flash++) {
2391
2392                         if (val == flash->config1) {
2393                                 bp->flash_info = flash;
2394                                 break;
2395                         }
2396                 }
2397         }
2398         else {
2399                 /* Not yet been reconfigured */
2400
2401                 for (j = 0, flash = &flash_table[0]; j < entry_count;
2402                         j++, flash++) {
2403
2404                         if ((val & FLASH_STRAP_MASK) == flash->strapping) {
2405                                 bp->flash_info = flash;
2406
2407                                 /* Request access to the flash interface. */
2408                                 if ((rc = bnx2_acquire_nvram_lock(bp)) != 0)
2409                                         return rc;
2410
2411                                 /* Enable access to flash interface */
2412                                 bnx2_enable_nvram_access(bp);
2413
2414                                 /* Reconfigure the flash interface */
2415                                 REG_WR(bp, BNX2_NVM_CFG1, flash->config1);
2416                                 REG_WR(bp, BNX2_NVM_CFG2, flash->config2);
2417                                 REG_WR(bp, BNX2_NVM_CFG3, flash->config3);
2418                                 REG_WR(bp, BNX2_NVM_WRITE1, flash->write1);
2419
2420                                 /* Disable access to flash interface */
2421                                 bnx2_disable_nvram_access(bp);
2422                                 bnx2_release_nvram_lock(bp);
2423
2424                                 break;
2425                         }
2426                 }
2427         } /* if (val & 0x40000000) */
2428
2429         if (j == entry_count) {
2430                 bp->flash_info = NULL;
2431                 printk(KERN_ALERT "Unknown flash/EEPROM type.\n");
2432                 rc = -ENODEV;
2433         }
2434
2435         return rc;
2436 }
2437
2438 static int
2439 bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf,
2440                 int buf_size)
2441 {
2442         int rc = 0;
2443         u32 cmd_flags, offset32, len32, extra;
2444
2445         if (buf_size == 0)
2446                 return 0;
2447
2448         /* Request access to the flash interface. */
2449         if ((rc = bnx2_acquire_nvram_lock(bp)) != 0)
2450                 return rc;
2451
2452         /* Enable access to flash interface */
2453         bnx2_enable_nvram_access(bp);
2454
2455         len32 = buf_size;
2456         offset32 = offset;
2457         extra = 0;
2458
2459         cmd_flags = 0;
2460
2461         if (offset32 & 3) {
2462                 u8 buf[4];
2463                 u32 pre_len;
2464
2465                 offset32 &= ~3;
2466                 pre_len = 4 - (offset & 3);
2467
2468                 if (pre_len >= len32) {
2469                         pre_len = len32;
2470                         cmd_flags = BNX2_NVM_COMMAND_FIRST |
2471                                     BNX2_NVM_COMMAND_LAST;
2472                 }
2473                 else {
2474                         cmd_flags = BNX2_NVM_COMMAND_FIRST;
2475                 }
2476
2477                 rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags);
2478
2479                 if (rc)
2480                         return rc;
2481
2482                 memcpy(ret_buf, buf + (offset & 3), pre_len);
2483
2484                 offset32 += 4;
2485                 ret_buf += pre_len;
2486                 len32 -= pre_len;
2487         }
2488         if (len32 & 3) {
2489                 extra = 4 - (len32 & 3);
2490                 len32 = (len32 + 4) & ~3;
2491         }
2492
2493         if (len32 == 4) {
2494                 u8 buf[4];
2495
2496                 if (cmd_flags)
2497                         cmd_flags = BNX2_NVM_COMMAND_LAST;
2498                 else
2499                         cmd_flags = BNX2_NVM_COMMAND_FIRST |
2500                                     BNX2_NVM_COMMAND_LAST;
2501
2502                 rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags);
2503
2504                 memcpy(ret_buf, buf, 4 - extra);
2505         }
2506         else if (len32 > 0) {
2507                 u8 buf[4];
2508
2509                 /* Read the first word. */
2510                 if (cmd_flags)
2511                         cmd_flags = 0;
2512                 else
2513                         cmd_flags = BNX2_NVM_COMMAND_FIRST;
2514
2515                 rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags);
2516
2517                 /* Advance to the next dword. */
2518                 offset32 += 4;
2519                 ret_buf += 4;
2520                 len32 -= 4;
2521
2522                 while (len32 > 4 && rc == 0) {
2523                         rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0);
2524
2525                         /* Advance to the next dword. */
2526                         offset32 += 4;
2527                         ret_buf += 4;
2528                         len32 -= 4;
2529                 }
2530
2531                 if (rc)
2532                         return rc;
2533
2534                 cmd_flags = BNX2_NVM_COMMAND_LAST;
2535                 rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags);
2536
2537                 memcpy(ret_buf, buf, 4 - extra);
2538         }
2539
2540         /* Disable access to flash interface */
2541         bnx2_disable_nvram_access(bp);
2542
2543         bnx2_release_nvram_lock(bp);
2544
2545         return rc;
2546 }
2547
2548 static int
2549 bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf,
2550                 int buf_size)
2551 {
2552         u32 written, offset32, len32;
2553         u8 *buf, start[4], end[4];
2554         int rc = 0;
2555         int align_start, align_end;
2556
2557         buf = data_buf;
2558         offset32 = offset;
2559         len32 = buf_size;
2560         align_start = align_end = 0;
2561
2562         if ((align_start = (offset32 & 3))) {
2563                 offset32 &= ~3;
2564                 len32 += align_start;
2565                 if ((rc = bnx2_nvram_read(bp, offset32, start, 4)))
2566                         return rc;
2567         }
2568
2569         if (len32 & 3) {
2570                 if ((len32 > 4) || !align_start) {
2571                         align_end = 4 - (len32 & 3);
2572                         len32 += align_end;
2573                         if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4,
2574                                 end, 4))) {
2575                                 return rc;
2576                         }
2577                 }
2578         }
2579
2580         if (align_start || align_end) {
2581                 buf = kmalloc(len32, GFP_KERNEL);
2582                 if (buf == 0)
2583                         return -ENOMEM;
2584                 if (align_start) {
2585                         memcpy(buf, start, 4);
2586                 }
2587                 if (align_end) {
2588                         memcpy(buf + len32 - 4, end, 4);
2589                 }
2590                 memcpy(buf + align_start, data_buf, buf_size);
2591         }
2592
2593         written = 0;
2594         while ((written < len32) && (rc == 0)) {
2595                 u32 page_start, page_end, data_start, data_end;
2596                 u32 addr, cmd_flags;
2597                 int i;
2598                 u8 flash_buffer[264];
2599
2600                 /* Find the page_start addr */
2601                 page_start = offset32 + written;
2602                 page_start -= (page_start % bp->flash_info->page_size);
2603                 /* Find the page_end addr */
2604                 page_end = page_start + bp->flash_info->page_size;
2605                 /* Find the data_start addr */
2606                 data_start = (written == 0) ? offset32 : page_start;
2607                 /* Find the data_end addr */
2608                 data_end = (page_end > offset32 + len32) ? 
2609                         (offset32 + len32) : page_end;
2610
2611                 /* Request access to the flash interface. */
2612                 if ((rc = bnx2_acquire_nvram_lock(bp)) != 0)
2613                         goto nvram_write_end;
2614
2615                 /* Enable access to flash interface */
2616                 bnx2_enable_nvram_access(bp);
2617
2618                 cmd_flags = BNX2_NVM_COMMAND_FIRST;
2619                 if (bp->flash_info->buffered == 0) {
2620                         int j;
2621
2622                         /* Read the whole page into the buffer
2623                          * (non-buffer flash only) */
2624                         for (j = 0; j < bp->flash_info->page_size; j += 4) {
2625                                 if (j == (bp->flash_info->page_size - 4)) {
2626                                         cmd_flags |= BNX2_NVM_COMMAND_LAST;
2627                                 }
2628                                 rc = bnx2_nvram_read_dword(bp,
2629                                         page_start + j, 
2630                                         &flash_buffer[j], 
2631                                         cmd_flags);
2632
2633                                 if (rc)
2634                                         goto nvram_write_end;
2635
2636                                 cmd_flags = 0;
2637                         }
2638                 }
2639
2640                 /* Enable writes to flash interface (unlock write-protect) */
2641                 if ((rc = bnx2_enable_nvram_write(bp)) != 0)
2642                         goto nvram_write_end;
2643
2644                 /* Erase the page */
2645                 if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0)
2646                         goto nvram_write_end;
2647
2648                 /* Re-enable the write again for the actual write */
2649                 bnx2_enable_nvram_write(bp);
2650
2651                 /* Loop to write back the buffer data from page_start to
2652                  * data_start */
2653                 i = 0;
2654                 if (bp->flash_info->buffered == 0) {
2655                         for (addr = page_start; addr < data_start;
2656                                 addr += 4, i += 4) {
2657                                 
2658                                 rc = bnx2_nvram_write_dword(bp, addr,
2659                                         &flash_buffer[i], cmd_flags);
2660
2661                                 if (rc != 0)
2662                                         goto nvram_write_end;
2663
2664                                 cmd_flags = 0;
2665                         }
2666                 }
2667
2668                 /* Loop to write the new data from data_start to data_end */
2669                 for (addr = data_start; addr < data_end; addr += 4, i++) {
2670                         if ((addr == page_end - 4) ||
2671                                 ((bp->flash_info->buffered) &&
2672                                  (addr == data_end - 4))) {
2673
2674                                 cmd_flags |= BNX2_NVM_COMMAND_LAST;
2675                         }
2676                         rc = bnx2_nvram_write_dword(bp, addr, buf,
2677                                 cmd_flags);
2678
2679                         if (rc != 0)
2680                                 goto nvram_write_end;
2681
2682                         cmd_flags = 0;
2683                         buf += 4;
2684                 }
2685
2686                 /* Loop to write back the buffer data from data_end
2687                  * to page_end */
2688                 if (bp->flash_info->buffered == 0) {
2689                         for (addr = data_end; addr < page_end;
2690                                 addr += 4, i += 4) {
2691                         
2692                                 if (addr == page_end-4) {
2693                                         cmd_flags = BNX2_NVM_COMMAND_LAST;
2694                                 }
2695                                 rc = bnx2_nvram_write_dword(bp, addr,
2696                                         &flash_buffer[i], cmd_flags);
2697
2698                                 if (rc != 0)
2699                                         goto nvram_write_end;
2700
2701                                 cmd_flags = 0;
2702                         }
2703                 }
2704
2705                 /* Disable writes to flash interface (lock write-protect) */
2706                 bnx2_disable_nvram_write(bp);
2707
2708                 /* Disable access to flash interface */
2709                 bnx2_disable_nvram_access(bp);
2710                 bnx2_release_nvram_lock(bp);
2711
2712                 /* Increment written */
2713                 written += data_end - data_start;
2714         }
2715
2716 nvram_write_end:
2717         if (align_start || align_end)
2718                 kfree(buf);
2719         return rc;
2720 }
2721
2722 static int
2723 bnx2_reset_chip(struct bnx2 *bp, u32 reset_code)
2724 {
2725         u32 val;
2726         int i, rc = 0;
2727
2728         /* Wait for the current PCI transaction to complete before
2729          * issuing a reset. */
2730         REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS,
2731                BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE |
2732                BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE |
2733                BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE |
2734                BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE);
2735         val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS);
2736         udelay(5);
2737
2738         /* Deposit a driver reset signature so the firmware knows that
2739          * this is a soft reset. */
2740         REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_RESET_SIGNATURE,
2741                    BNX2_DRV_RESET_SIGNATURE_MAGIC);
2742
2743         bp->fw_timed_out = 0;
2744
2745         /* Wait for the firmware to tell us it is ok to issue a reset. */
2746         bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code);
2747
2748         /* Do a dummy read to force the chip to complete all current transaction
2749          * before we issue a reset. */
2750         val = REG_RD(bp, BNX2_MISC_ID);
2751
2752         val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
2753               BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
2754               BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP;
2755
2756         /* Chip reset. */
2757         REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val);
2758
2759         if ((CHIP_ID(bp) == CHIP_ID_5706_A0) ||
2760             (CHIP_ID(bp) == CHIP_ID_5706_A1))
2761                 msleep(15);
2762
2763         /* Reset takes approximate 30 usec */
2764         for (i = 0; i < 10; i++) {
2765                 val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG);
2766                 if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
2767                             BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) {
2768                         break;
2769                 }
2770                 udelay(10);
2771         }
2772
2773         if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
2774                    BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) {
2775                 printk(KERN_ERR PFX "Chip reset did not complete\n");
2776                 return -EBUSY;
2777         }
2778
2779         /* Make sure byte swapping is properly configured. */
2780         val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0);
2781         if (val != 0x01020304) {
2782                 printk(KERN_ERR PFX "Chip not in correct endian mode\n");
2783                 return -ENODEV;
2784         }
2785
2786         bp->fw_timed_out = 0;
2787
2788         /* Wait for the firmware to finish its initialization. */
2789         bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code);
2790
2791         if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
2792                 /* Adjust the voltage regular to two steps lower.  The default
2793                  * of this register is 0x0000000e. */
2794                 REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa);
2795
2796                 /* Remove bad rbuf memory from the free pool. */
2797                 rc = bnx2_alloc_bad_rbuf(bp);
2798         }
2799
2800         return rc;
2801 }
2802
2803 static int
2804 bnx2_init_chip(struct bnx2 *bp)
2805 {
2806         u32 val;
2807
2808         /* Make sure the interrupt is not active. */
2809         REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
2810
2811         val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP |
2812               BNX2_DMA_CONFIG_DATA_WORD_SWAP |
2813 #ifdef __BIG_ENDIAN
2814               BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | 
2815 #endif
2816               BNX2_DMA_CONFIG_CNTL_WORD_SWAP | 
2817               DMA_READ_CHANS << 12 |
2818               DMA_WRITE_CHANS << 16;
2819
2820         val |= (0x2 << 20) | (1 << 11);
2821
2822         if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz = 133))
2823                 val |= (1 << 23);
2824
2825         if ((CHIP_NUM(bp) == CHIP_NUM_5706) &&
2826             (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG))
2827                 val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA;
2828
2829         REG_WR(bp, BNX2_DMA_CONFIG, val);
2830
2831         if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
2832                 val = REG_RD(bp, BNX2_TDMA_CONFIG);
2833                 val |= BNX2_TDMA_CONFIG_ONE_DMA;
2834                 REG_WR(bp, BNX2_TDMA_CONFIG, val);
2835         }
2836
2837         if (bp->flags & PCIX_FLAG) {
2838                 u16 val16;
2839
2840                 pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD,
2841                                      &val16);
2842                 pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD,
2843                                       val16 & ~PCI_X_CMD_ERO);
2844         }
2845
2846         REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS,
2847                BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE |
2848                BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE |
2849                BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE);
2850
2851         /* Initialize context mapping and zero out the quick contexts.  The
2852          * context block must have already been enabled. */
2853         bnx2_init_context(bp);
2854
2855         bnx2_init_cpus(bp);
2856         bnx2_init_nvram(bp);
2857
2858         bnx2_set_mac_addr(bp);
2859
2860         val = REG_RD(bp, BNX2_MQ_CONFIG);
2861         val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE;
2862         val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256;
2863         REG_WR(bp, BNX2_MQ_CONFIG, val);
2864
2865         val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE);
2866         REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val);
2867         REG_WR(bp, BNX2_MQ_KNL_WIND_END, val);
2868
2869         val = (BCM_PAGE_BITS - 8) << 24;
2870         REG_WR(bp, BNX2_RV2P_CONFIG, val);
2871
2872         /* Configure page size. */
2873         val = REG_RD(bp, BNX2_TBDR_CONFIG);
2874         val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE;
2875         val |= (BCM_PAGE_BITS - 8) << 24 | 0x40;
2876         REG_WR(bp, BNX2_TBDR_CONFIG, val);
2877
2878         val = bp->mac_addr[0] +
2879               (bp->mac_addr[1] << 8) +
2880               (bp->mac_addr[2] << 16) +
2881               bp->mac_addr[3] +
2882               (bp->mac_addr[4] << 8) +
2883               (bp->mac_addr[5] << 16);
2884         REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val);
2885
2886         /* Program the MTU.  Also include 4 bytes for CRC32. */
2887         val = bp->dev->mtu + ETH_HLEN + 4;
2888         if (val > (MAX_ETHERNET_PACKET_SIZE + 4))
2889                 val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA;
2890         REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val);
2891
2892         bp->last_status_idx = 0;
2893         bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE;
2894
2895         /* Set up how to generate a link change interrupt. */
2896         REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK);
2897
2898         REG_WR(bp, BNX2_HC_STATUS_ADDR_L,
2899                (u64) bp->status_blk_mapping & 0xffffffff);
2900         REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32);
2901
2902         REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L,
2903                (u64) bp->stats_blk_mapping & 0xffffffff);
2904         REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H,
2905                (u64) bp->stats_blk_mapping >> 32);
2906
2907         REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, 
2908                (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip);
2909
2910         REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP,
2911                (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip);
2912
2913         REG_WR(bp, BNX2_HC_COMP_PROD_TRIP,
2914                (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip);
2915
2916         REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks);
2917
2918         REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks);
2919
2920         REG_WR(bp, BNX2_HC_COM_TICKS,
2921                (bp->com_ticks_int << 16) | bp->com_ticks);
2922
2923         REG_WR(bp, BNX2_HC_CMD_TICKS,
2924                (bp->cmd_ticks_int << 16) | bp->cmd_ticks);
2925
2926         REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks & 0xffff00);
2927         REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8);  /* 3ms */
2928
2929         if (CHIP_ID(bp) == CHIP_ID_5706_A1)
2930                 REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_COLLECT_STATS);
2931         else {
2932                 REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_RX_TMR_MODE |
2933                        BNX2_HC_CONFIG_TX_TMR_MODE |
2934                        BNX2_HC_CONFIG_COLLECT_STATS);
2935         }
2936
2937         /* Clear internal stats counters. */
2938         REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW);
2939
2940         REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_BITS_LINK_STATE);
2941
2942         /* Initialize the receive filter. */
2943         bnx2_set_rx_mode(bp->dev);
2944
2945         bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET);
2946
2947         REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, 0x5ffffff);
2948         REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS);
2949
2950         udelay(20);
2951
2952         return 0;
2953 }
2954
2955
2956 static void
2957 bnx2_init_tx_ring(struct bnx2 *bp)
2958 {
2959         struct tx_bd *txbd;
2960         u32 val;
2961
2962         txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT];
2963                 
2964         txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32;
2965         txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff;
2966
2967         bp->tx_prod = 0;
2968         bp->tx_cons = 0;
2969         bp->tx_prod_bseq = 0;
2970         
2971         val = BNX2_L2CTX_TYPE_TYPE_L2;
2972         val |= BNX2_L2CTX_TYPE_SIZE_L2;
2973         CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TYPE, val);
2974
2975         val = BNX2_L2CTX_CMD_TYPE_TYPE_L2;
2976         val |= 8 << 16;
2977         CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_CMD_TYPE, val);
2978
2979         val = (u64) bp->tx_desc_mapping >> 32;
2980         CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_HI, val);
2981
2982         val = (u64) bp->tx_desc_mapping & 0xffffffff;
2983         CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_LO, val);
2984 }
2985
2986 static void
2987 bnx2_init_rx_ring(struct bnx2 *bp)
2988 {
2989         struct rx_bd *rxbd;
2990         int i;
2991         u16 prod, ring_prod; 
2992         u32 val;
2993
2994         /* 8 for CRC and VLAN */
2995         bp->rx_buf_use_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8;
2996         /* 8 for alignment */
2997         bp->rx_buf_size = bp->rx_buf_use_size + 8;
2998
2999         ring_prod = prod = bp->rx_prod = 0;
3000         bp->rx_cons = 0;
3001         bp->rx_prod_bseq = 0;
3002                 
3003         rxbd = &bp->rx_desc_ring[0];
3004         for (i = 0; i < MAX_RX_DESC_CNT; i++, rxbd++) {
3005                 rxbd->rx_bd_len = bp->rx_buf_use_size;
3006                 rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END;
3007         }
3008
3009         rxbd->rx_bd_haddr_hi = (u64) bp->rx_desc_mapping >> 32;
3010         rxbd->rx_bd_haddr_lo = (u64) bp->rx_desc_mapping & 0xffffffff;
3011
3012         val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE;
3013         val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2;
3014         val |= 0x02 << 8;
3015         CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_CTX_TYPE, val);
3016
3017         val = (u64) bp->rx_desc_mapping >> 32;
3018         CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_HI, val);
3019
3020         val = (u64) bp->rx_desc_mapping & 0xffffffff;
3021         CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_LO, val);
3022
3023         for ( ;ring_prod < bp->rx_ring_size; ) {
3024                 if (bnx2_alloc_rx_skb(bp, ring_prod) < 0) {
3025                         break;
3026                 }
3027                 prod = NEXT_RX_BD(prod);
3028                 ring_prod = RX_RING_IDX(prod);
3029         }
3030         bp->rx_prod = prod;
3031
3032         REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod);
3033
3034         REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq);
3035 }
3036
3037 static void
3038 bnx2_free_tx_skbs(struct bnx2 *bp)
3039 {
3040         int i;
3041
3042         if (bp->tx_buf_ring == NULL)
3043                 return;
3044
3045         for (i = 0; i < TX_DESC_CNT; ) {
3046                 struct sw_bd *tx_buf = &bp->tx_buf_ring[i];
3047                 struct sk_buff *skb = tx_buf->skb;
3048                 int j, last;
3049
3050                 if (skb == NULL) {
3051                         i++;
3052                         continue;
3053                 }
3054
3055                 pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping),
3056                         skb_headlen(skb), PCI_DMA_TODEVICE);
3057
3058                 tx_buf->skb = NULL;
3059
3060                 last = skb_shinfo(skb)->nr_frags;
3061                 for (j = 0; j < last; j++) {
3062                         tx_buf = &bp->tx_buf_ring[i + j + 1];
3063                         pci_unmap_page(bp->pdev,
3064                                 pci_unmap_addr(tx_buf, mapping),
3065                                 skb_shinfo(skb)->frags[j].size,
3066                                 PCI_DMA_TODEVICE);
3067                 }
3068                 dev_kfree_skb_any(skb);
3069                 i += j + 1;
3070         }
3071
3072 }
3073
3074 static void
3075 bnx2_free_rx_skbs(struct bnx2 *bp)
3076 {
3077         int i;
3078
3079         if (bp->rx_buf_ring == NULL)
3080                 return;
3081
3082         for (i = 0; i < RX_DESC_CNT; i++) {
3083                 struct sw_bd *rx_buf = &bp->rx_buf_ring[i];
3084                 struct sk_buff *skb = rx_buf->skb;
3085
3086                 if (skb == 0)
3087                         continue;
3088
3089                 pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping),
3090                         bp->rx_buf_use_size, PCI_DMA_FROMDEVICE);
3091
3092                 rx_buf->skb = NULL;
3093
3094                 dev_kfree_skb_any(skb);
3095         }
3096 }
3097
3098 static void
3099 bnx2_free_skbs(struct bnx2 *bp)
3100 {
3101         bnx2_free_tx_skbs(bp);
3102         bnx2_free_rx_skbs(bp);
3103 }
3104
3105 static int
3106 bnx2_reset_nic(struct bnx2 *bp, u32 reset_code)
3107 {
3108         int rc;
3109
3110         rc = bnx2_reset_chip(bp, reset_code);
3111         bnx2_free_skbs(bp);
3112         if (rc)
3113                 return rc;
3114
3115         bnx2_init_chip(bp);
3116         bnx2_init_tx_ring(bp);
3117         bnx2_init_rx_ring(bp);
3118         return 0;
3119 }
3120
3121 static int
3122 bnx2_init_nic(struct bnx2 *bp)
3123 {
3124         int rc;
3125
3126         if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0)
3127                 return rc;
3128
3129         bnx2_init_phy(bp);
3130         bnx2_set_link(bp);
3131         return 0;
3132 }
3133
3134 static int
3135 bnx2_test_registers(struct bnx2 *bp)
3136 {
3137         int ret;
3138         int i;
3139         static struct {
3140                 u16   offset;
3141                 u16   flags;
3142                 u32   rw_mask;
3143                 u32   ro_mask;
3144         } reg_tbl[] = {
3145                 { 0x006c, 0, 0x00000000, 0x0000003f },
3146                 { 0x0090, 0, 0xffffffff, 0x00000000 },
3147                 { 0x0094, 0, 0x00000000, 0x00000000 },
3148
3149                 { 0x0404, 0, 0x00003f00, 0x00000000 },
3150                 { 0x0418, 0, 0x00000000, 0xffffffff },
3151                 { 0x041c, 0, 0x00000000, 0xffffffff },
3152                 { 0x0420, 0, 0x00000000, 0x80ffffff },
3153                 { 0x0424, 0, 0x00000000, 0x00000000 },
3154                 { 0x0428, 0, 0x00000000, 0x00000001 },
3155                 { 0x0450, 0, 0x00000000, 0x0000ffff },
3156                 { 0x0454, 0, 0x00000000, 0xffffffff },
3157                 { 0x0458, 0, 0x00000000, 0xffffffff },
3158
3159                 { 0x0808, 0, 0x00000000, 0xffffffff },
3160                 { 0x0854, 0, 0x00000000, 0xffffffff },
3161                 { 0x0868, 0, 0x00000000, 0x77777777 },
3162                 { 0x086c, 0, 0x00000000, 0x77777777 },
3163                 { 0x0870, 0, 0x00000000, 0x77777777 },
3164                 { 0x0874, 0, 0x00000000, 0x77777777 },
3165
3166                 { 0x0c00, 0, 0x00000000, 0x00000001 },
3167                 { 0x0c04, 0, 0x00000000, 0x03ff0001 },
3168                 { 0x0c08, 0, 0x0f0ff073, 0x00000000 },
3169                 { 0x0c0c, 0, 0x00ffffff, 0x00000000 },
3170                 { 0x0c30, 0, 0x00000000, 0xffffffff },
3171                 { 0x0c34, 0, 0x00000000, 0xffffffff },
3172                 { 0x0c38, 0, 0x00000000, 0xffffffff },
3173                 { 0x0c3c, 0, 0x00000000, 0xffffffff },
3174                 { 0x0c40, 0, 0x00000000, 0xffffffff },
3175                 { 0x0c44, 0, 0x00000000, 0xffffffff },
3176                 { 0x0c48, 0, 0x00000000, 0x0007ffff },
3177                 { 0x0c4c, 0, 0x00000000, 0xffffffff },
3178                 { 0x0c50, 0, 0x00000000, 0xffffffff },
3179                 { 0x0c54, 0, 0x00000000, 0xffffffff },
3180                 { 0x0c58, 0, 0x00000000, 0xffffffff },
3181                 { 0x0c5c, 0, 0x00000000, 0xffffffff },
3182                 { 0x0c60, 0, 0x00000000, 0xffffffff },
3183                 { 0x0c64, 0, 0x00000000, 0xffffffff },
3184                 { 0x0c68, 0, 0x00000000, 0xffffffff },
3185                 { 0x0c6c, 0, 0x00000000, 0xffffffff },
3186                 { 0x0c70, 0, 0x00000000, 0xffffffff },
3187                 { 0x0c74, 0, 0x00000000, 0xffffffff },
3188                 { 0x0c78, 0, 0x00000000, 0xffffffff },
3189                 { 0x0c7c, 0, 0x00000000, 0xffffffff },
3190                 { 0x0c80, 0, 0x00000000, 0xffffffff },
3191                 { 0x0c84, 0, 0x00000000, 0xffffffff },
3192                 { 0x0c88, 0, 0x00000000, 0xffffffff },
3193                 { 0x0c8c, 0, 0x00000000, 0xffffffff },
3194                 { 0x0c90, 0, 0x00000000, 0xffffffff },
3195                 { 0x0c94, 0, 0x00000000, 0xffffffff },
3196                 { 0x0c98, 0, 0x00000000, 0xffffffff },
3197                 { 0x0c9c, 0, 0x00000000, 0xffffffff },
3198                 { 0x0ca0, 0, 0x00000000, 0xffffffff },
3199                 { 0x0ca4, 0, 0x00000000, 0xffffffff },
3200                 { 0x0ca8, 0, 0x00000000, 0x0007ffff },
3201                 { 0x0cac, 0, 0x00000000, 0xffffffff },
3202                 { 0x0cb0, 0, 0x00000000, 0xffffffff },
3203                 { 0x0cb4, 0, 0x00000000, 0xffffffff },
3204                 { 0x0cb8, 0, 0x00000000, 0xffffffff },
3205                 { 0x0cbc, 0, 0x00000000, 0xffffffff },
3206                 { 0x0cc0, 0, 0x00000000, 0xffffffff },
3207                 { 0x0cc4, 0, 0x00000000, 0xffffffff },
3208                 { 0x0cc8, 0, 0x00000000, 0xffffffff },
3209                 { 0x0ccc, 0, 0x00000000, 0xffffffff },
3210                 { 0x0cd0, 0, 0x00000000, 0xffffffff },
3211                 { 0x0cd4, 0, 0x00000000, 0xffffffff },
3212                 { 0x0cd8, 0, 0x00000000, 0xffffffff },
3213                 { 0x0cdc, 0, 0x00000000, 0xffffffff },
3214                 { 0x0ce0, 0, 0x00000000, 0xffffffff },
3215                 { 0x0ce4, 0, 0x00000000, 0xffffffff },
3216                 { 0x0ce8, 0, 0x00000000, 0xffffffff },
3217                 { 0x0cec, 0, 0x00000000, 0xffffffff },
3218                 { 0x0cf0, 0, 0x00000000, 0xffffffff },
3219                 { 0x0cf4, 0, 0x00000000, 0xffffffff },
3220                 { 0x0cf8, 0, 0x00000000, 0xffffffff },
3221                 { 0x0cfc, 0, 0x00000000, 0xffffffff },
3222                 { 0x0d00, 0, 0x00000000, 0xffffffff },
3223                 { 0x0d04, 0, 0x00000000, 0xffffffff },
3224
3225                 { 0x1000, 0, 0x00000000, 0x00000001 },
3226                 { 0x1004, 0, 0x00000000, 0x000f0001 },
3227                 { 0x1044, 0, 0x00000000, 0xffc003ff },
3228                 { 0x1080, 0, 0x00000000, 0x0001ffff },
3229                 { 0x1084, 0, 0x00000000, 0xffffffff },
3230                 { 0x1088, 0, 0x00000000, 0xffffffff },
3231                 { 0x108c, 0, 0x00000000, 0xffffffff },
3232                 { 0x1090, 0, 0x00000000, 0xffffffff },
3233                 { 0x1094, 0, 0x00000000, 0xffffffff },
3234                 { 0x1098, 0, 0x00000000, 0xffffffff },
3235                 { 0x109c, 0, 0x00000000, 0xffffffff },
3236                 { 0x10a0, 0, 0x00000000, 0xffffffff },
3237
3238                 { 0x1408, 0, 0x01c00800, 0x00000000 },
3239                 { 0x149c, 0, 0x8000ffff, 0x00000000 },
3240                 { 0x14a8, 0, 0x00000000, 0x000001ff },
3241                 { 0x14ac, 0, 0x4fffffff, 0x10000000 },
3242                 { 0x14b0, 0, 0x00000002, 0x00000001 },
3243                 { 0x14b8, 0, 0x00000000, 0x00000000 },
3244                 { 0x14c0, 0, 0x00000000, 0x00000009 },
3245                 { 0x14c4, 0, 0x00003fff, 0x00000000 },
3246                 { 0x14cc, 0, 0x00000000, 0x00000001 },
3247                 { 0x14d0, 0, 0xffffffff, 0x00000000 },
3248                 { 0x1500, 0, 0x00000000, 0xffffffff },
3249                 { 0x1504, 0, 0x00000000, 0xffffffff },
3250                 { 0x1508, 0, 0x00000000, 0xffffffff },
3251                 { 0x150c, 0, 0x00000000, 0xffffffff },
3252                 { 0x1510, 0, 0x00000000, 0xffffffff },
3253                 { 0x1514, 0, 0x00000000, 0xffffffff },
3254                 { 0x1518, 0, 0x00000000, 0xffffffff },
3255                 { 0x151c, 0, 0x00000000, 0xffffffff },
3256                 { 0x1520, 0, 0x00000000, 0xffffffff },
3257                 { 0x1524, 0, 0x00000000, 0xffffffff },
3258                 { 0x1528, 0, 0x00000000, 0xffffffff },
3259                 { 0x152c, 0, 0x00000000, 0xffffffff },
3260                 { 0x1530, 0, 0x00000000, 0xffffffff },
3261                 { 0x1534, 0, 0x00000000, 0xffffffff },
3262                 { 0x1538, 0, 0x00000000, 0xffffffff },
3263                 { 0x153c, 0, 0x00000000, 0xffffffff },
3264                 { 0x1540, 0, 0x00000000, 0xffffffff },
3265                 { 0x1544, 0, 0x00000000, 0xffffffff },
3266                 { 0x1548, 0, 0x00000000, 0xffffffff },
3267                 { 0x154c, 0, 0x00000000, 0xffffffff },
3268                 { 0x1550, 0, 0x00000000, 0xffffffff },
3269                 { 0x1554, 0, 0x00000000, 0xffffffff },
3270                 { 0x1558, 0, 0x00000000, 0xffffffff },
3271                 { 0x1600, 0, 0x00000000, 0xffffffff },
3272                 { 0x1604, 0, 0x00000000, 0xffffffff },
3273                 { 0x1608, 0, 0x00000000, 0xffffffff },
3274                 { 0x160c, 0, 0x00000000, 0xffffffff },
3275                 { 0x1610, 0, 0x00000000, 0xffffffff },
3276                 { 0x1614, 0, 0x00000000, 0xffffffff },
3277                 { 0x1618, 0, 0x00000000, 0xffffffff },
3278                 { 0x161c, 0, 0x00000000, 0xffffffff },
3279                 { 0x1620, 0, 0x00000000, 0xffffffff },
3280                 { 0x1624, 0, 0x00000000, 0xffffffff },
3281                 { 0x1628, 0, 0x00000000, 0xffffffff },
3282                 { 0x162c, 0, 0x00000000, 0xffffffff },
3283                 { 0x1630, 0, 0x00000000, 0xffffffff },
3284                 { 0x1634, 0, 0x00000000, 0xffffffff },
3285                 { 0x1638, 0, 0x00000000, 0xffffffff },
3286                 { 0x163c, 0, 0x00000000, 0xffffffff },
3287                 { 0x1640, 0, 0x00000000, 0xffffffff },
3288                 { 0x1644, 0, 0x00000000, 0xffffffff },
3289                 { 0x1648, 0, 0x00000000, 0xffffffff },
3290                 { 0x164c, 0, 0x00000000, 0xffffffff },
3291                 { 0x1650, 0, 0x00000000, 0xffffffff },
3292                 { 0x1654, 0, 0x00000000, 0xffffffff },
3293
3294                 { 0x1800, 0, 0x00000000, 0x00000001 },
3295                 { 0x1804, 0, 0x00000000, 0x00000003 },
3296                 { 0x1840, 0, 0x00000000, 0xffffffff },
3297                 { 0x1844, 0, 0x00000000, 0xffffffff },
3298                 { 0x1848, 0, 0x00000000, 0xffffffff },
3299                 { 0x184c, 0, 0x00000000, 0xffffffff },
3300                 { 0x1850, 0, 0x00000000, 0xffffffff },
3301                 { 0x1900, 0, 0x7ffbffff, 0x00000000 },
3302                 { 0x1904, 0, 0xffffffff, 0x00000000 },
3303                 { 0x190c, 0, 0xffffffff, 0x00000000 },
3304                 { 0x1914, 0, 0xffffffff, 0x00000000 },
3305                 { 0x191c, 0, 0xffffffff, 0x00000000 },
3306                 { 0x1924, 0, 0xffffffff, 0x00000000 },
3307                 { 0x192c, 0, 0xffffffff, 0x00000000 },
3308                 { 0x1934, 0, 0xffffffff, 0x00000000 },
3309                 { 0x193c, 0, 0xffffffff, 0x00000000 },
3310                 { 0x1944, 0, 0xffffffff, 0x00000000 },
3311                 { 0x194c, 0, 0xffffffff, 0x00000000 },
3312                 { 0x1954, 0, 0xffffffff, 0x00000000 },
3313                 { 0x195c, 0, 0xffffffff, 0x00000000 },
3314                 { 0x1964, 0, 0xffffffff, 0x00000000 },
3315                 { 0x196c, 0, 0xffffffff, 0x00000000 },
3316                 { 0x1974, 0, 0xffffffff, 0x00000000 },
3317                 { 0x197c, 0, 0xffffffff, 0x00000000 },
3318                 { 0x1980, 0, 0x0700ffff, 0x00000000 },
3319
3320                 { 0x1c00, 0, 0x00000000, 0x00000001 },
3321                 { 0x1c04, 0, 0x00000000, 0x00000003 },
3322                 { 0x1c08, 0, 0x0000000f, 0x00000000 },
3323                 { 0x1c40, 0, 0x00000000, 0xffffffff },
3324                 { 0x1c44, 0, 0x00000000, 0xffffffff },
3325                 { 0x1c48, 0, 0x00000000, 0xffffffff },
3326                 { 0x1c4c, 0, 0x00000000, 0xffffffff },
3327                 { 0x1c50, 0, 0x00000000, 0xffffffff },
3328                 { 0x1d00, 0, 0x7ffbffff, 0x00000000 },
3329                 { 0x1d04, 0, 0xffffffff, 0x00000000 },
3330                 { 0x1d0c, 0, 0xffffffff, 0x00000000 },
3331                 { 0x1d14, 0, 0xffffffff, 0x00000000 },
3332                 { 0x1d1c, 0, 0xffffffff, 0x00000000 },
3333                 { 0x1d24, 0, 0xffffffff, 0x00000000 },
3334                 { 0x1d2c, 0, 0xffffffff, 0x00000000 },
3335                 { 0x1d34, 0, 0xffffffff, 0x00000000 },
3336                 { 0x1d3c, 0, 0xffffffff, 0x00000000 },
3337                 { 0x1d44, 0, 0xffffffff, 0x00000000 },
3338                 { 0x1d4c, 0, 0xffffffff, 0x00000000 },
3339                 { 0x1d54, 0, 0xffffffff, 0x00000000 },
3340                 { 0x1d5c, 0, 0xffffffff, 0x00000000 },
3341                 { 0x1d64, 0, 0xffffffff, 0x00000000 },
3342                 { 0x1d6c, 0, 0xffffffff, 0x00000000 },
3343                 { 0x1d74, 0, 0xffffffff, 0x00000000 },
3344                 { 0x1d7c, 0, 0xffffffff, 0x00000000 },
3345                 { 0x1d80, 0, 0x0700ffff, 0x00000000 },
3346
3347                 { 0x2004, 0, 0x00000000, 0x0337000f },
3348                 { 0x2008, 0, 0xffffffff, 0x00000000 },
3349                 { 0x200c, 0, 0xffffffff, 0x00000000 },
3350                 { 0x2010, 0, 0xffffffff, 0x00000000 },
3351                 { 0x2014, 0, 0x801fff80, 0x00000000 },
3352                 { 0x2018, 0, 0x000003ff, 0x00000000 },
3353
3354                 { 0x2800, 0, 0x00000000, 0x00000001 },
3355                 { 0x2804, 0, 0x00000000, 0x00003f01 },
3356                 { 0x2808, 0, 0x0f3f3f03, 0x00000000 },
3357                 { 0x2810, 0, 0xffff0000, 0x00000000 },
3358                 { 0x2814, 0, 0xffff0000, 0x00000000 },
3359                 { 0x2818, 0, 0xffff0000, 0x00000000 },
3360                 { 0x281c, 0, 0xffff0000, 0x00000000 },
3361                 { 0x2834, 0, 0xffffffff, 0x00000000 },
3362                 { 0x2840, 0, 0x00000000, 0xffffffff },
3363                 { 0x2844, 0, 0x00000000, 0xffffffff },
3364                 { 0x2848, 0, 0xffffffff, 0x00000000 },
3365                 { 0x284c, 0, 0xf800f800, 0x07ff07ff },
3366
3367                 { 0x2c00, 0, 0x00000000, 0x00000011 },
3368                 { 0x2c04, 0, 0x00000000, 0x00030007 },
3369
3370                 { 0x3000, 0, 0x00000000, 0x00000001 },
3371                 { 0x3004, 0, 0x00000000, 0x007007ff },
3372                 { 0x3008, 0, 0x00000003, 0x00000000 },
3373                 { 0x300c, 0, 0xffffffff, 0x00000000 },
3374                 { 0x3010, 0, 0xffffffff, 0x00000000 },
3375                 { 0x3014, 0, 0xffffffff, 0x00000000 },
3376                 { 0x3034, 0, 0xffffffff, 0x00000000 },
3377                 { 0x3038, 0, 0xffffffff, 0x00000000 },
3378                 { 0x3050, 0, 0x00000001, 0x00000000 },
3379
3380                 { 0x3c00, 0, 0x00000000, 0x00000001 },
3381                 { 0x3c04, 0, 0x00000000, 0x00070000 },
3382                 { 0x3c08, 0, 0x00007f71, 0x07f00000 },
3383                 { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 },
3384                 { 0x3c10, 0, 0xffffffff, 0x00000000 },
3385                 { 0x3c14, 0, 0x00000000, 0xffffffff },
3386                 { 0x3c18, 0, 0x00000000, 0xffffffff },
3387                 { 0x3c1c, 0, 0xfffff000, 0x00000000 },
3388                 { 0x3c20, 0, 0xffffff00, 0x00000000 },
3389                 { 0x3c24, 0, 0xffffffff, 0x00000000 },
3390                 { 0x3c28, 0, 0xffffffff, 0x00000000 },
3391                 { 0x3c2c, 0, 0xffffffff, 0x00000000 },
3392                 { 0x3c30, 0, 0xffffffff, 0x00000000 },
3393                 { 0x3c34, 0, 0xffffffff, 0x00000000 },
3394                 { 0x3c38, 0, 0xffffffff, 0x00000000 },
3395                 { 0x3c3c, 0, 0xffffffff, 0x00000000 },
3396                 { 0x3c40, 0, 0xffffffff, 0x00000000 },
3397                 { 0x3c44, 0, 0xffffffff, 0x00000000 },
3398                 { 0x3c48, 0, 0xffffffff, 0x00000000 },
3399                 { 0x3c4c, 0, 0xffffffff, 0x00000000 },
3400                 { 0x3c50, 0, 0xffffffff, 0x00000000 },
3401                 { 0x3c54, 0, 0xffffffff, 0x00000000 },
3402                 { 0x3c58, 0, 0xffffffff, 0x00000000 },
3403                 { 0x3c5c, 0, 0xffffffff, 0x00000000 },
3404                 { 0x3c60, 0, 0xffffffff, 0x00000000 },
3405                 { 0x3c64, 0, 0xffffffff, 0x00000000 },
3406                 { 0x3c68, 0, 0xffffffff, 0x00000000 },
3407                 { 0x3c6c, 0, 0xffffffff, 0x00000000 },
3408                 { 0x3c70, 0, 0xffffffff, 0x00000000 },
3409                 { 0x3c74, 0, 0x0000003f, 0x00000000 },
3410                 { 0x3c78, 0, 0x00000000, 0x00000000 },
3411                 { 0x3c7c, 0, 0x00000000, 0x00000000 },
3412                 { 0x3c80, 0, 0x3fffffff, 0x00000000 },
3413                 { 0x3c84, 0, 0x0000003f, 0x00000000 },
3414                 { 0x3c88, 0, 0x00000000, 0xffffffff },
3415                 { 0x3c8c, 0, 0x00000000, 0xffffffff },
3416
3417                 { 0x4000, 0, 0x00000000, 0x00000001 },
3418                 { 0x4004, 0, 0x00000000, 0x00030000 },
3419                 { 0x4008, 0, 0x00000ff0, 0x00000000 },
3420                 { 0x400c, 0, 0xffffffff, 0x00000000 },
3421                 { 0x4088, 0, 0x00000000, 0x00070303 },
3422
3423                 { 0x4400, 0, 0x00000000, 0x00000001 },
3424                 { 0x4404, 0, 0x00000000, 0x00003f01 },
3425                 { 0x4408, 0, 0x7fff00ff, 0x00000000 },
3426                 { 0x440c, 0, 0xffffffff, 0x00000000 },
3427                 { 0x4410, 0, 0xffff,     0x0000 },
3428                 { 0x4414, 0, 0xffff,     0x0000 },
3429                 { 0x4418, 0, 0xffff,     0x0000 },
3430                 { 0x441c, 0, 0xffff,     0x0000 },
3431                 { 0x4428, 0, 0xffffffff, 0x00000000 },
3432                 { 0x442c, 0, 0xffffffff, 0x00000000 },
3433                 { 0x4430, 0, 0xffffffff, 0x00000000 },
3434                 { 0x4434, 0, 0xffffffff, 0x00000000 },
3435                 { 0x4438, 0, 0xffffffff, 0x00000000 },
3436                 { 0x443c, 0, 0xffffffff, 0x00000000 },
3437                 { 0x4440, 0, 0xffffffff, 0x00000000 },
3438                 { 0x4444, 0, 0xffffffff, 0x00000000 },
3439
3440                 { 0x4c00, 0, 0x00000000, 0x00000001 },
3441                 { 0x4c04, 0, 0x00000000, 0x0000003f },
3442                 { 0x4c08, 0, 0xffffffff, 0x00000000 },
3443                 { 0x4c0c, 0, 0x0007fc00, 0x00000000 },
3444                 { 0x4c10, 0, 0x80003fe0, 0x00000000 },
3445                 { 0x4c14, 0, 0xffffffff, 0x00000000 },
3446                 { 0x4c44, 0, 0x00000000, 0x9fff9fff },
3447                 { 0x4c48, 0, 0x00000000, 0xb3009fff },
3448                 { 0x4c4c, 0, 0x00000000, 0x77f33b30 },
3449                 { 0x4c50, 0, 0x00000000, 0xffffffff },
3450
3451                 { 0x5004, 0, 0x00000000, 0x0000007f },
3452                 { 0x5008, 0, 0x0f0007ff, 0x00000000 },
3453                 { 0x500c, 0, 0xf800f800, 0x07ff07ff },
3454
3455                 { 0x5400, 0, 0x00000008, 0x00000001 },
3456                 { 0x5404, 0, 0x00000000, 0x0000003f },
3457                 { 0x5408, 0, 0x0000001f, 0x00000000 },
3458                 { 0x540c, 0, 0xffffffff, 0x00000000 },
3459                 { 0x5410, 0, 0xffffffff, 0x00000000 },
3460                 { 0x5414, 0, 0x0000ffff, 0x00000000 },
3461                 { 0x5418, 0, 0x0000ffff, 0x00000000 },
3462                 { 0x541c, 0, 0x0000ffff, 0x00000000 },
3463                 { 0x5420, 0, 0x0000ffff, 0x00000000 },
3464                 { 0x5428, 0, 0x000000ff, 0x00000000 },
3465                 { 0x542c, 0, 0xff00ffff, 0x00000000 },
3466                 { 0x5430, 0, 0x001fff80, 0x00000000 },
3467                 { 0x5438, 0, 0xffffffff, 0x00000000 },
3468                 { 0x543c, 0, 0xffffffff, 0x00000000 },
3469                 { 0x5440, 0, 0xf800f800, 0x07ff07ff },
3470
3471                 { 0x5c00, 0, 0x00000000, 0x00000001 },
3472                 { 0x5c04, 0, 0x00000000, 0x0003000f },
3473                 { 0x5c08, 0, 0x00000003, 0x00000000 },
3474                 { 0x5c0c, 0, 0x0000fff8, 0x00000000 },
3475                 { 0x5c10, 0, 0x00000000, 0xffffffff },
3476                 { 0x5c80, 0, 0x00000000, 0x0f7113f1 },
3477                 { 0x5c84, 0, 0x00000000, 0x0000f333 },
3478                 { 0x5c88, 0, 0x00000000, 0x00077373 },
3479                 { 0x5c8c, 0, 0x00000000, 0x0007f737 },
3480
3481                 { 0x6808, 0, 0x0000ff7f, 0x00000000 },
3482                 { 0x680c, 0, 0xffffffff, 0x00000000 },
3483                 { 0x6810, 0, 0xffffffff, 0x00000000 },
3484                 { 0x6814, 0, 0xffffffff, 0x00000000 },
3485                 { 0x6818, 0, 0xffffffff, 0x00000000 },
3486                 { 0x681c, 0, 0xffffffff, 0x00000000 },
3487                 { 0x6820, 0, 0x00ff00ff, 0x00000000 },
3488                 { 0x6824, 0, 0x00ff00ff, 0x00000000 },
3489                 { 0x6828, 0, 0x00ff00ff, 0x00000000 },
3490                 { 0x682c, 0, 0x03ff03ff, 0x00000000 },
3491                 { 0x6830, 0, 0x03ff03ff, 0x00000000 },
3492                 { 0x6834, 0, 0x03ff03ff, 0x00000000 },
3493                 { 0x6838, 0, 0x03ff03ff, 0x00000000 },
3494                 { 0x683c, 0, 0x0000ffff, 0x00000000 },
3495                 { 0x6840, 0, 0x00000ff0, 0x00000000 },
3496                 { 0x6844, 0, 0x00ffff00, 0x00000000 },
3497                 { 0x684c, 0, 0xffffffff, 0x00000000 },
3498                 { 0x6850, 0, 0x7f7f7f7f, 0x00000000 },
3499                 { 0x6854, 0, 0x7f7f7f7f, 0x00000000 },
3500                 { 0x6858, 0, 0x7f7f7f7f, 0x00000000 },
3501                 { 0x685c, 0, 0x7f7f7f7f, 0x00000000 },
3502                 { 0x6908, 0, 0x00000000, 0x0001ff0f },
3503                 { 0x690c, 0, 0x00000000, 0x0ffe00f0 },
3504
3505                 { 0xffff, 0, 0x00000000, 0x00000000 },
3506         };
3507
3508         ret = 0;
3509         for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
3510                 u32 offset, rw_mask, ro_mask, save_val, val;
3511
3512                 offset = (u32) reg_tbl[i].offset;
3513                 rw_mask = reg_tbl[i].rw_mask;
3514                 ro_mask = reg_tbl[i].ro_mask;
3515
3516                 save_val = readl(bp->regview + offset);
3517
3518                 writel(0, bp->regview + offset);
3519
3520                 val = readl(bp->regview + offset);
3521                 if ((val & rw_mask) != 0) {
3522                         goto reg_test_err;
3523                 }
3524
3525                 if ((val & ro_mask) != (save_val & ro_mask)) {
3526                         goto reg_test_err;
3527                 }
3528
3529                 writel(0xffffffff, bp->regview + offset);
3530
3531                 val = readl(bp->regview + offset);
3532                 if ((val & rw_mask) != rw_mask) {
3533                         goto reg_test_err;
3534                 }
3535
3536                 if ((val & ro_mask) != (save_val & ro_mask)) {
3537                         goto reg_test_err;
3538                 }
3539
3540                 writel(save_val, bp->regview + offset);
3541                 continue;
3542
3543 reg_test_err:
3544                 writel(save_val, bp->regview + offset);
3545                 ret = -ENODEV;
3546                 break;
3547         }
3548         return ret;
3549 }
3550
3551 static int
3552 bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size)
3553 {
3554         static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555,
3555                 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa };
3556         int i;
3557
3558         for (i = 0; i < sizeof(test_pattern) / 4; i++) {
3559                 u32 offset;
3560
3561                 for (offset = 0; offset < size; offset += 4) {
3562
3563                         REG_WR_IND(bp, start + offset, test_pattern[i]);
3564
3565                         if (REG_RD_IND(bp, start + offset) !=
3566                                 test_pattern[i]) {
3567                                 return -ENODEV;
3568                         }
3569                 }
3570         }
3571         return 0;
3572 }
3573
3574 static int
3575 bnx2_test_memory(struct bnx2 *bp)
3576 {
3577         int ret = 0;
3578         int i;
3579         static struct {
3580                 u32   offset;
3581                 u32   len;
3582         } mem_tbl[] = {
3583                 { 0x60000,  0x4000 },
3584                 { 0xa0000,  0x4000 },
3585                 { 0xe0000,  0x4000 },
3586                 { 0x120000, 0x4000 },
3587                 { 0x1a0000, 0x4000 },
3588                 { 0x160000, 0x4000 },
3589                 { 0xffffffff, 0    },
3590         };
3591
3592         for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
3593                 if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset,
3594                         mem_tbl[i].len)) != 0) {
3595                         return ret;
3596                 }
3597         }
3598         
3599         return ret;
3600 }
3601
3602 static int
3603 bnx2_test_loopback(struct bnx2 *bp)
3604 {
3605         unsigned int pkt_size, num_pkts, i;
3606         struct sk_buff *skb, *rx_skb;
3607         unsigned char *packet;
3608         u16 rx_start_idx, rx_idx, send_idx;
3609         u32 send_bseq, val;
3610         dma_addr_t map;
3611         struct tx_bd *txbd;
3612         struct sw_bd *rx_buf;
3613         struct l2_fhdr *rx_hdr;
3614         int ret = -ENODEV;
3615
3616         if (!netif_running(bp->dev))
3617                 return -ENODEV;
3618
3619         bp->loopback = MAC_LOOPBACK;
3620         bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_DIAG);
3621         bnx2_set_mac_loopback(bp);
3622
3623         pkt_size = 1514;
3624         skb = dev_alloc_skb(pkt_size);
3625         packet = skb_put(skb, pkt_size);
3626         memcpy(packet, bp->mac_addr, 6);
3627         memset(packet + 6, 0x0, 8);
3628         for (i = 14; i < pkt_size; i++)
3629                 packet[i] = (unsigned char) (i & 0xff);
3630
3631         map = pci_map_single(bp->pdev, skb->data, pkt_size,
3632                 PCI_DMA_TODEVICE);
3633
3634         val = REG_RD(bp, BNX2_HC_COMMAND);
3635         REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW_WO_INT);
3636         REG_RD(bp, BNX2_HC_COMMAND);
3637
3638         udelay(5);
3639         rx_start_idx = bp->status_blk->status_rx_quick_consumer_index0;
3640
3641         send_idx = 0;
3642         send_bseq = 0;
3643         num_pkts = 0;
3644
3645         txbd = &bp->tx_desc_ring[send_idx];
3646
3647         txbd->tx_bd_haddr_hi = (u64) map >> 32;
3648         txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff;
3649         txbd->tx_bd_mss_nbytes = pkt_size;
3650         txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END;
3651
3652         num_pkts++;
3653         send_idx = NEXT_TX_BD(send_idx);
3654
3655         send_bseq += pkt_size;
3656
3657         REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, send_idx);
3658         REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, send_bseq);
3659
3660
3661         udelay(100);
3662
3663         val = REG_RD(bp, BNX2_HC_COMMAND);
3664         REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW_WO_INT);
3665         REG_RD(bp, BNX2_HC_COMMAND);
3666
3667         udelay(5);
3668
3669         pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE);
3670         dev_kfree_skb_irq(skb);
3671
3672         if (bp->status_blk->status_tx_quick_consumer_index0 != send_idx) {
3673                 goto loopback_test_done;
3674         }
3675
3676         rx_idx = bp->status_blk->status_rx_quick_consumer_index0;
3677         if (rx_idx != rx_start_idx + num_pkts) {
3678                 goto loopback_test_done;
3679         }
3680
3681         rx_buf = &bp->rx_buf_ring[rx_start_idx];
3682         rx_skb = rx_buf->skb;
3683
3684         rx_hdr = (struct l2_fhdr *) rx_skb->data;
3685         skb_reserve(rx_skb, bp->rx_offset);
3686
3687         pci_dma_sync_single_for_cpu(bp->pdev,
3688                 pci_unmap_addr(rx_buf, mapping),
3689                 bp->rx_buf_size, PCI_DMA_FROMDEVICE);
3690
3691         if (rx_hdr->l2_fhdr_errors &
3692                 (L2_FHDR_ERRORS_BAD_CRC |
3693                 L2_FHDR_ERRORS_PHY_DECODE |
3694                 L2_FHDR_ERRORS_ALIGNMENT |
3695                 L2_FHDR_ERRORS_TOO_SHORT |
3696                 L2_FHDR_ERRORS_GIANT_FRAME)) {
3697
3698                 goto loopback_test_done;
3699         }
3700
3701         if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) {
3702                 goto loopback_test_done;
3703         }
3704
3705         for (i = 14; i < pkt_size; i++) {
3706                 if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) {
3707                         goto loopback_test_done;
3708                 }
3709         }
3710
3711         ret = 0;
3712
3713 loopback_test_done:
3714         bp->loopback = 0;
3715         return ret;
3716 }
3717
3718 #define NVRAM_SIZE 0x200
3719 #define CRC32_RESIDUAL 0xdebb20e3
3720
3721 static int
3722 bnx2_test_nvram(struct bnx2 *bp)
3723 {
3724         u32 buf[NVRAM_SIZE / 4];
3725         u8 *data = (u8 *) buf;
3726         int rc = 0;
3727         u32 magic, csum;
3728
3729         if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0)
3730                 goto test_nvram_done;
3731
3732         magic = be32_to_cpu(buf[0]);
3733         if (magic != 0x669955aa) {
3734                 rc = -ENODEV;
3735                 goto test_nvram_done;
3736         }
3737
3738         if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0)
3739                 goto test_nvram_done;
3740
3741         csum = ether_crc_le(0x100, data);
3742         if (csum != CRC32_RESIDUAL) {
3743                 rc = -ENODEV;
3744                 goto test_nvram_done;
3745         }
3746
3747         csum = ether_crc_le(0x100, data + 0x100);
3748         if (csum != CRC32_RESIDUAL) {
3749                 rc = -ENODEV;
3750         }
3751
3752 test_nvram_done:
3753         return rc;
3754 }
3755
3756 static int
3757 bnx2_test_link(struct bnx2 *bp)
3758 {
3759         u32 bmsr;
3760
3761         spin_lock_bh(&bp->phy_lock);
3762         bnx2_read_phy(bp, MII_BMSR, &bmsr);
3763         bnx2_read_phy(bp, MII_BMSR, &bmsr);
3764         spin_unlock_bh(&bp->phy_lock);
3765                 
3766         if (bmsr & BMSR_LSTATUS) {
3767                 return 0;
3768         }
3769         return -ENODEV;
3770 }
3771
3772 static int
3773 bnx2_test_intr(struct bnx2 *bp)
3774 {
3775         int i;
3776         u32 val;
3777         u16 status_idx;
3778
3779         if (!netif_running(bp->dev))
3780                 return -ENODEV;
3781
3782         status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff;
3783
3784         /* This register is not touched during run-time. */
3785         val = REG_RD(bp, BNX2_HC_COMMAND);
3786         REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW);
3787         REG_RD(bp, BNX2_HC_COMMAND);
3788
3789         for (i = 0; i < 10; i++) {
3790                 if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) !=
3791                         status_idx) {
3792
3793                         break;
3794                 }
3795
3796                 msleep_interruptible(10);
3797         }
3798         if (i < 10)
3799                 return 0;
3800
3801         return -ENODEV;
3802 }
3803
3804 static void
3805 bnx2_timer(unsigned long data)
3806 {
3807         struct bnx2 *bp = (struct bnx2 *) data;
3808         u32 msg;
3809
3810         if (!netif_running(bp->dev))
3811                 return;
3812
3813         if (atomic_read(&bp->intr_sem) != 0)
3814                 goto bnx2_restart_timer;
3815
3816         msg = (u32) ++bp->fw_drv_pulse_wr_seq;
3817         REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_PULSE_MB, msg);
3818
3819         if ((bp->phy_flags & PHY_SERDES_FLAG) &&
3820             (CHIP_NUM(bp) == CHIP_NUM_5706)) {
3821
3822                 spin_lock(&bp->phy_lock);
3823                 if (bp->serdes_an_pending) {
3824                         bp->serdes_an_pending--;
3825                 }
3826                 else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) {
3827                         u32 bmcr;
3828
3829                         bp->current_interval = bp->timer_interval;
3830
3831                         bnx2_read_phy(bp, MII_BMCR, &bmcr);
3832
3833                         if (bmcr & BMCR_ANENABLE) {
3834                                 u32 phy1, phy2;
3835
3836                                 bnx2_write_phy(bp, 0x1c, 0x7c00);
3837                                 bnx2_read_phy(bp, 0x1c, &phy1);
3838
3839                                 bnx2_write_phy(bp, 0x17, 0x0f01);
3840                                 bnx2_read_phy(bp, 0x15, &phy2);
3841                                 bnx2_write_phy(bp, 0x17, 0x0f01);
3842                                 bnx2_read_phy(bp, 0x15, &phy2);
3843
3844                                 if ((phy1 & 0x10) &&    /* SIGNAL DETECT */
3845                                         !(phy2 & 0x20)) {       /* no CONFIG */
3846
3847                                         bmcr &= ~BMCR_ANENABLE;
3848                                         bmcr |= BMCR_SPEED1000 |
3849                                                 BMCR_FULLDPLX;
3850                                         bnx2_write_phy(bp, MII_BMCR, bmcr);
3851                                         bp->phy_flags |=
3852                                                 PHY_PARALLEL_DETECT_FLAG;
3853                                 }
3854                         }
3855                 }
3856                 else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) &&
3857                         (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) {
3858                         u32 phy2;
3859
3860                         bnx2_write_phy(bp, 0x17, 0x0f01);
3861                         bnx2_read_phy(bp, 0x15, &phy2);
3862                         if (phy2 & 0x20) {
3863                                 u32 bmcr;
3864
3865                                 bnx2_read_phy(bp, MII_BMCR, &bmcr);
3866                                 bmcr |= BMCR_ANENABLE;
3867                                 bnx2_write_phy(bp, MII_BMCR, bmcr);
3868
3869                                 bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
3870
3871                         }
3872                 }
3873                 else
3874                         bp->current_interval = bp->timer_interval;
3875
3876                 spin_unlock(&bp->phy_lock);
3877         }
3878
3879 bnx2_restart_timer:
3880         mod_timer(&bp->timer, jiffies + bp->current_interval);
3881 }
3882
3883 /* Called with rtnl_lock */
3884 static int
3885 bnx2_open(struct net_device *dev)
3886 {
3887         struct bnx2 *bp = dev->priv;
3888         int rc;
3889
3890         bnx2_set_power_state(bp, PCI_D0);
3891         bnx2_disable_int(bp);
3892
3893         rc = bnx2_alloc_mem(bp);
3894         if (rc)
3895                 return rc;
3896
3897         if ((CHIP_ID(bp) != CHIP_ID_5706_A0) &&
3898                 (CHIP_ID(bp) != CHIP_ID_5706_A1) &&
3899                 !disable_msi) {
3900
3901                 if (pci_enable_msi(bp->pdev) == 0) {
3902                         bp->flags |= USING_MSI_FLAG;
3903                         rc = request_irq(bp->pdev->irq, bnx2_msi, 0, dev->name,
3904                                         dev);
3905                 }
3906                 else {
3907                         rc = request_irq(bp->pdev->irq, bnx2_interrupt,
3908                                         SA_SHIRQ, dev->name, dev);
3909                 }
3910         }
3911         else {
3912                 rc = request_irq(bp->pdev->irq, bnx2_interrupt, SA_SHIRQ,
3913                                 dev->name, dev);
3914         }
3915         if (rc) {
3916                 bnx2_free_mem(bp);
3917                 return rc;
3918         }
3919
3920         rc = bnx2_init_nic(bp);
3921
3922         if (rc) {
3923                 free_irq(bp->pdev->irq, dev);
3924                 if (bp->flags & USING_MSI_FLAG) {
3925                         pci_disable_msi(bp->pdev);
3926                         bp->flags &= ~USING_MSI_FLAG;
3927                 }
3928                 bnx2_free_skbs(bp);
3929                 bnx2_free_mem(bp);
3930                 return rc;
3931         }
3932         
3933         mod_timer(&bp->timer, jiffies + bp->current_interval);
3934
3935         atomic_set(&bp->intr_sem, 0);
3936
3937         bnx2_enable_int(bp);
3938
3939         if (bp->flags & USING_MSI_FLAG) {
3940                 /* Test MSI to make sure it is working
3941                  * If MSI test fails, go back to INTx mode
3942                  */
3943                 if (bnx2_test_intr(bp) != 0) {
3944                         printk(KERN_WARNING PFX "%s: No interrupt was generated"
3945                                " using MSI, switching to INTx mode. Please"
3946                                " report this failure to the PCI maintainer"
3947                                " and include system chipset information.\n",
3948                                bp->dev->name);
3949
3950                         bnx2_disable_int(bp);
3951                         free_irq(bp->pdev->irq, dev);
3952                         pci_disable_msi(bp->pdev);
3953                         bp->flags &= ~USING_MSI_FLAG;
3954
3955                         rc = bnx2_init_nic(bp);
3956
3957                         if (!rc) {
3958                                 rc = request_irq(bp->pdev->irq, bnx2_interrupt,
3959                                         SA_SHIRQ, dev->name, dev);
3960                         }
3961                         if (rc) {
3962                                 bnx2_free_skbs(bp);
3963                                 bnx2_free_mem(bp);
3964                                 del_timer_sync(&bp->timer);
3965                                 return rc;
3966                         }
3967                         bnx2_enable_int(bp);
3968                 }
3969         }
3970         if (bp->flags & USING_MSI_FLAG) {
3971                 printk(KERN_INFO PFX "%s: using MSI\n", dev->name);
3972         }
3973
3974         netif_start_queue(dev);
3975
3976         return 0;
3977 }
3978
3979 static void
3980 bnx2_reset_task(void *data)
3981 {
3982         struct bnx2 *bp = data;
3983
3984         if (!netif_running(bp->dev))
3985                 return;
3986
3987         bp->in_reset_task = 1;
3988         bnx2_netif_stop(bp);
3989
3990         bnx2_init_nic(bp);
3991
3992         atomic_set(&bp->intr_sem, 1);
3993         bnx2_netif_start(bp);
3994         bp->in_reset_task = 0;
3995 }
3996
3997 static void
3998 bnx2_tx_timeout(struct net_device *dev)
3999 {
4000         struct bnx2 *bp = dev->priv;
4001
4002         /* This allows the netif to be shutdown gracefully before resetting */
4003         schedule_work(&bp->reset_task);
4004 }
4005
4006 #ifdef BCM_VLAN
4007 /* Called with rtnl_lock */
4008 static void
4009 bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp)
4010 {
4011         struct bnx2 *bp = dev->priv;
4012
4013         bnx2_netif_stop(bp);
4014
4015         bp->vlgrp = vlgrp;
4016         bnx2_set_rx_mode(dev);
4017
4018         bnx2_netif_start(bp);
4019 }
4020
4021 /* Called with rtnl_lock */
4022 static void
4023 bnx2_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid)
4024 {
4025         struct bnx2 *bp = dev->priv;
4026
4027         bnx2_netif_stop(bp);
4028
4029         if (bp->vlgrp)
4030                 bp->vlgrp->vlan_devices[vid] = NULL;
4031         bnx2_set_rx_mode(dev);
4032
4033         bnx2_netif_start(bp);
4034 }
4035 #endif
4036
4037 /* Called with dev->xmit_lock.
4038  * hard_start_xmit is pseudo-lockless - a lock is only required when
4039  * the tx queue is full. This way, we get the benefit of lockless
4040  * operations most of the time without the complexities to handle
4041  * netif_stop_queue/wake_queue race conditions.
4042  */
4043 static int
4044 bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
4045 {
4046         struct bnx2 *bp = dev->priv;
4047         dma_addr_t mapping;
4048         struct tx_bd *txbd;
4049         struct sw_bd *tx_buf;
4050         u32 len, vlan_tag_flags, last_frag, mss;
4051         u16 prod, ring_prod;
4052         int i;
4053
4054         if (unlikely(bnx2_tx_avail(bp) < (skb_shinfo(skb)->nr_frags + 1))) {
4055                 netif_stop_queue(dev);
4056                 printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n",
4057                         dev->name);
4058
4059                 return NETDEV_TX_BUSY;
4060         }
4061         len = skb_headlen(skb);
4062         prod = bp->tx_prod;
4063         ring_prod = TX_RING_IDX(prod);
4064
4065         vlan_tag_flags = 0;
4066         if (skb->ip_summed == CHECKSUM_HW) {
4067                 vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM;
4068         }
4069
4070         if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) {
4071                 vlan_tag_flags |=
4072                         (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16));
4073         }
4074 #ifdef BCM_TSO 
4075         if ((mss = skb_shinfo(skb)->tso_size) &&
4076                 (skb->len > (bp->dev->mtu + ETH_HLEN))) {
4077                 u32 tcp_opt_len, ip_tcp_len;
4078
4079                 if (skb_header_cloned(skb) &&
4080                     pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
4081                         dev_kfree_skb(skb);
4082                         return NETDEV_TX_OK;
4083                 }
4084
4085                 tcp_opt_len = ((skb->h.th->doff - 5) * 4);
4086                 vlan_tag_flags |= TX_BD_FLAGS_SW_LSO;
4087
4088                 tcp_opt_len = 0;
4089                 if (skb->h.th->doff > 5) {
4090                         tcp_opt_len = (skb->h.th->doff - 5) << 2;
4091                 }
4092                 ip_tcp_len = (skb->nh.iph->ihl << 2) + sizeof(struct tcphdr);
4093
4094                 skb->nh.iph->check = 0;
4095                 skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len);
4096                 skb->h.th->check =
4097                         ~csum_tcpudp_magic(skb->nh.iph->saddr,
4098                                             skb->nh.iph->daddr,
4099                                             0, IPPROTO_TCP, 0);
4100
4101                 if (tcp_opt_len || (skb->nh.iph->ihl > 5)) {
4102                         vlan_tag_flags |= ((skb->nh.iph->ihl - 5) +
4103                                 (tcp_opt_len >> 2)) << 8;
4104                 }
4105         }
4106         else
4107 #endif
4108         {
4109                 mss = 0;
4110         }
4111
4112         mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE);
4113         
4114         tx_buf = &bp->tx_buf_ring[ring_prod];
4115         tx_buf->skb = skb;
4116         pci_unmap_addr_set(tx_buf, mapping, mapping);
4117
4118         txbd = &bp->tx_desc_ring[ring_prod];
4119
4120         txbd->tx_bd_haddr_hi = (u64) mapping >> 32;
4121         txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff;
4122         txbd->tx_bd_mss_nbytes = len | (mss << 16);
4123         txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START;
4124
4125         last_frag = skb_shinfo(skb)->nr_frags;
4126
4127         for (i = 0; i < last_frag; i++) {
4128                 skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
4129
4130                 prod = NEXT_TX_BD(prod);
4131                 ring_prod = TX_RING_IDX(prod);
4132                 txbd = &bp->tx_desc_ring[ring_prod];
4133
4134                 len = frag->size;
4135                 mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset,
4136                         len, PCI_DMA_TODEVICE);
4137                 pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod],
4138                                 mapping, mapping);
4139
4140                 txbd->tx_bd_haddr_hi = (u64) mapping >> 32;
4141                 txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff;
4142                 txbd->tx_bd_mss_nbytes = len | (mss << 16);
4143                 txbd->tx_bd_vlan_tag_flags = vlan_tag_flags;
4144
4145         }
4146         txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END;
4147
4148         prod = NEXT_TX_BD(prod);
4149         bp->tx_prod_bseq += skb->len;
4150
4151         REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, prod);
4152         REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, bp->tx_prod_bseq);
4153
4154         mmiowb();
4155
4156         bp->tx_prod = prod;
4157         dev->trans_start = jiffies;
4158
4159         if (unlikely(bnx2_tx_avail(bp) <= MAX_SKB_FRAGS)) {
4160                 spin_lock(&bp->tx_lock);
4161                 netif_stop_queue(dev);
4162                 
4163                 if (bnx2_tx_avail(bp) > MAX_SKB_FRAGS)
4164                         netif_wake_queue(dev);
4165                 spin_unlock(&bp->tx_lock);
4166         }
4167
4168         return NETDEV_TX_OK;
4169 }
4170
4171 /* Called with rtnl_lock */
4172 static int
4173 bnx2_close(struct net_device *dev)
4174 {
4175         struct bnx2 *bp = dev->priv;
4176         u32 reset_code;
4177
4178         /* Calling flush_scheduled_work() may deadlock because
4179          * linkwatch_event() may be on the workqueue and it will try to get
4180          * the rtnl_lock which we are holding.
4181          */
4182         while (bp->in_reset_task)
4183                 msleep(1);
4184
4185         bnx2_netif_stop(bp);
4186         del_timer_sync(&bp->timer);
4187         if (bp->wol)
4188                 reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL;
4189         else
4190                 reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL;
4191         bnx2_reset_chip(bp, reset_code);
4192         free_irq(bp->pdev->irq, dev);
4193         if (bp->flags & USING_MSI_FLAG) {
4194                 pci_disable_msi(bp->pdev);
4195                 bp->flags &= ~USING_MSI_FLAG;
4196         }
4197         bnx2_free_skbs(bp);
4198         bnx2_free_mem(bp);
4199         bp->link_up = 0;
4200         netif_carrier_off(bp->dev);
4201         bnx2_set_power_state(bp, PCI_D3hot);
4202         return 0;
4203 }
4204
4205 #define GET_NET_STATS64(ctr)                                    \
4206         (unsigned long) ((unsigned long) (ctr##_hi) << 32) +    \
4207         (unsigned long) (ctr##_lo)
4208
4209 #define GET_NET_STATS32(ctr)            \
4210         (ctr##_lo)
4211
4212 #if (BITS_PER_LONG == 64)
4213 #define GET_NET_STATS   GET_NET_STATS64
4214 #else
4215 #define GET_NET_STATS   GET_NET_STATS32
4216 #endif
4217
4218 static struct net_device_stats *
4219 bnx2_get_stats(struct net_device *dev)
4220 {
4221         struct bnx2 *bp = dev->priv;
4222         struct statistics_block *stats_blk = bp->stats_blk;
4223         struct net_device_stats *net_stats = &bp->net_stats;
4224
4225         if (bp->stats_blk == NULL) {
4226                 return net_stats;
4227         }
4228         net_stats->rx_packets =
4229                 GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) +
4230                 GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) +
4231                 GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts);
4232
4233         net_stats->tx_packets =
4234                 GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) +
4235                 GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) +
4236                 GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts);
4237
4238         net_stats->rx_bytes =
4239                 GET_NET_STATS(stats_blk->stat_IfHCInOctets);
4240
4241         net_stats->tx_bytes =
4242                 GET_NET_STATS(stats_blk->stat_IfHCOutOctets);
4243
4244         net_stats->multicast = 
4245                 GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts);
4246
4247         net_stats->collisions = 
4248                 (unsigned long) stats_blk->stat_EtherStatsCollisions;
4249
4250         net_stats->rx_length_errors = 
4251                 (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts +
4252                 stats_blk->stat_EtherStatsOverrsizePkts);
4253
4254         net_stats->rx_over_errors = 
4255                 (unsigned long) stats_blk->stat_IfInMBUFDiscards;
4256
4257         net_stats->rx_frame_errors = 
4258                 (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors;
4259
4260         net_stats->rx_crc_errors = 
4261                 (unsigned long) stats_blk->stat_Dot3StatsFCSErrors;
4262
4263         net_stats->rx_errors = net_stats->rx_length_errors +
4264                 net_stats->rx_over_errors + net_stats->rx_frame_errors +
4265                 net_stats->rx_crc_errors;
4266
4267         net_stats->tx_aborted_errors =
4268                 (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions +
4269                 stats_blk->stat_Dot3StatsLateCollisions);
4270
4271         if (CHIP_NUM(bp) == CHIP_NUM_5706)
4272                 net_stats->tx_carrier_errors = 0;
4273         else {
4274                 net_stats->tx_carrier_errors =
4275                         (unsigned long)
4276                         stats_blk->stat_Dot3StatsCarrierSenseErrors;
4277         }
4278
4279         net_stats->tx_errors =
4280                 (unsigned long) 
4281                 stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors
4282                 +
4283                 net_stats->tx_aborted_errors +
4284                 net_stats->tx_carrier_errors;
4285
4286         return net_stats;
4287 }
4288
4289 /* All ethtool functions called with rtnl_lock */
4290
4291 static int
4292 bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
4293 {
4294         struct bnx2 *bp = dev->priv;
4295
4296         cmd->supported = SUPPORTED_Autoneg;
4297         if (bp->phy_flags & PHY_SERDES_FLAG) {
4298                 cmd->supported |= SUPPORTED_1000baseT_Full |
4299                         SUPPORTED_FIBRE;
4300
4301                 cmd->port = PORT_FIBRE;
4302         }
4303         else {
4304                 cmd->supported |= SUPPORTED_10baseT_Half |
4305                         SUPPORTED_10baseT_Full |
4306                         SUPPORTED_100baseT_Half |
4307                         SUPPORTED_100baseT_Full |
4308                         SUPPORTED_1000baseT_Full |
4309                         SUPPORTED_TP;
4310
4311                 cmd->port = PORT_TP;
4312         }
4313
4314         cmd->advertising = bp->advertising;
4315
4316         if (bp->autoneg & AUTONEG_SPEED) {
4317                 cmd->autoneg = AUTONEG_ENABLE;
4318         }
4319         else {
4320                 cmd->autoneg = AUTONEG_DISABLE;
4321         }
4322
4323         if (netif_carrier_ok(dev)) {
4324                 cmd->speed = bp->line_speed;
4325                 cmd->duplex = bp->duplex;
4326         }
4327         else {
4328                 cmd->speed = -1;
4329                 cmd->duplex = -1;
4330         }
4331
4332         cmd->transceiver = XCVR_INTERNAL;
4333         cmd->phy_address = bp->phy_addr;
4334
4335         return 0;
4336 }
4337   
4338 static int
4339 bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
4340 {
4341         struct bnx2 *bp = dev->priv;
4342         u8 autoneg = bp->autoneg;
4343         u8 req_duplex = bp->req_duplex;
4344         u16 req_line_speed = bp->req_line_speed;
4345         u32 advertising = bp->advertising;
4346
4347         if (cmd->autoneg == AUTONEG_ENABLE) {
4348                 autoneg |= AUTONEG_SPEED;
4349
4350                 cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; 
4351
4352                 /* allow advertising 1 speed */
4353                 if ((cmd->advertising == ADVERTISED_10baseT_Half) ||
4354                         (cmd->advertising == ADVERTISED_10baseT_Full) ||
4355                         (cmd->advertising == ADVERTISED_100baseT_Half) ||
4356                         (cmd->advertising == ADVERTISED_100baseT_Full)) {
4357
4358                         if (bp->phy_flags & PHY_SERDES_FLAG)
4359                                 return -EINVAL;
4360
4361                         advertising = cmd->advertising;
4362
4363                 }
4364                 else if (cmd->advertising == ADVERTISED_1000baseT_Full) {
4365                         advertising = cmd->advertising;
4366                 }
4367                 else if (cmd->advertising == ADVERTISED_1000baseT_Half) {
4368                         return -EINVAL;
4369                 }
4370                 else {
4371                         if (bp->phy_flags & PHY_SERDES_FLAG) {
4372                                 advertising = ETHTOOL_ALL_FIBRE_SPEED;
4373                         }
4374                         else {
4375                                 advertising = ETHTOOL_ALL_COPPER_SPEED;
4376                         }
4377                 }
4378                 advertising |= ADVERTISED_Autoneg;
4379         }
4380         else {
4381                 if (bp->phy_flags & PHY_SERDES_FLAG) {
4382                         if ((cmd->speed != SPEED_1000) ||
4383                                 (cmd->duplex != DUPLEX_FULL)) {
4384                                 return -EINVAL;
4385                         }
4386                 }
4387                 else if (cmd->speed == SPEED_1000) {
4388                         return -EINVAL;
4389                 }
4390                 autoneg &= ~AUTONEG_SPEED;
4391                 req_line_speed = cmd->speed;
4392                 req_duplex = cmd->duplex;
4393                 advertising = 0;
4394         }
4395
4396         bp->autoneg = autoneg;
4397         bp->advertising = advertising;
4398         bp->req_line_speed = req_line_speed;
4399         bp->req_duplex = req_duplex;
4400
4401         spin_lock_bh(&bp->phy_lock);
4402
4403         bnx2_setup_phy(bp);
4404
4405         spin_unlock_bh(&bp->phy_lock);
4406
4407         return 0;
4408 }
4409
4410 static void
4411 bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
4412 {
4413         struct bnx2 *bp = dev->priv;
4414
4415         strcpy(info->driver, DRV_MODULE_NAME);
4416         strcpy(info->version, DRV_MODULE_VERSION);
4417         strcpy(info->bus_info, pci_name(bp->pdev));
4418         info->fw_version[0] = ((bp->fw_ver & 0xff000000) >> 24) + '0';
4419         info->fw_version[2] = ((bp->fw_ver & 0xff0000) >> 16) + '0';
4420         info->fw_version[4] = ((bp->fw_ver & 0xff00) >> 8) + '0';
4421         info->fw_version[6] = (bp->fw_ver & 0xff) + '0';
4422         info->fw_version[1] = info->fw_version[3] = info->fw_version[5] = '.';
4423         info->fw_version[7] = 0;
4424 }
4425
4426 static void
4427 bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
4428 {
4429         struct bnx2 *bp = dev->priv;
4430
4431         if (bp->flags & NO_WOL_FLAG) {
4432                 wol->supported = 0;
4433                 wol->wolopts = 0;
4434         }
4435         else {
4436                 wol->supported = WAKE_MAGIC;
4437                 if (bp->wol)
4438                         wol->wolopts = WAKE_MAGIC;
4439                 else
4440                         wol->wolopts = 0;
4441         }
4442         memset(&wol->sopass, 0, sizeof(wol->sopass));
4443 }
4444
4445 static int
4446 bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
4447 {
4448         struct bnx2 *bp = dev->priv;
4449
4450         if (wol->wolopts & ~WAKE_MAGIC)
4451                 return -EINVAL;
4452
4453         if (wol->wolopts & WAKE_MAGIC) {
4454                 if (bp->flags & NO_WOL_FLAG)
4455                         return -EINVAL;
4456
4457                 bp->wol = 1;
4458         }
4459         else {
4460                 bp->wol = 0;
4461         }
4462         return 0;
4463 }
4464
4465 static int
4466 bnx2_nway_reset(struct net_device *dev)
4467 {
4468         struct bnx2 *bp = dev->priv;
4469         u32 bmcr;
4470
4471         if (!(bp->autoneg & AUTONEG_SPEED)) {
4472                 return -EINVAL;
4473         }
4474
4475         spin_lock_bh(&bp->phy_lock);
4476
4477         /* Force a link down visible on the other side */
4478         if (bp->phy_flags & PHY_SERDES_FLAG) {
4479                 bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK);
4480                 spin_unlock_bh(&bp->phy_lock);
4481
4482                 msleep(20);
4483
4484                 spin_lock_bh(&bp->phy_lock);
4485                 if (CHIP_NUM(bp) == CHIP_NUM_5706) {
4486                         bp->current_interval = SERDES_AN_TIMEOUT;
4487                         bp->serdes_an_pending = 1;
4488                         mod_timer(&bp->timer, jiffies + bp->current_interval);
4489                 }
4490         }
4491
4492         bnx2_read_phy(bp, MII_BMCR, &bmcr);
4493         bmcr &= ~BMCR_LOOPBACK;
4494         bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE);
4495
4496         spin_unlock_bh(&bp->phy_lock);
4497
4498         return 0;
4499 }
4500
4501 static int
4502 bnx2_get_eeprom_len(struct net_device *dev)
4503 {
4504         struct bnx2 *bp = dev->priv;
4505
4506         if (bp->flash_info == 0)
4507                 return 0;
4508
4509         return (int) bp->flash_info->total_size;
4510 }
4511
4512 static int
4513 bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
4514                 u8 *eebuf)
4515 {
4516         struct bnx2 *bp = dev->priv;
4517         int rc;
4518
4519         if (eeprom->offset > bp->flash_info->total_size)
4520                 return -EINVAL;
4521
4522         if ((eeprom->offset + eeprom->len) > bp->flash_info->total_size)
4523                 eeprom->len = bp->flash_info->total_size - eeprom->offset;
4524
4525         rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
4526
4527         return rc;
4528 }
4529
4530 static int
4531 bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
4532                 u8 *eebuf)
4533 {
4534         struct bnx2 *bp = dev->priv;
4535         int rc;
4536
4537         if (eeprom->offset > bp->flash_info->total_size)
4538                 return -EINVAL;
4539
4540         if ((eeprom->offset + eeprom->len) > bp->flash_info->total_size)
4541                 eeprom->len = bp->flash_info->total_size - eeprom->offset;
4542
4543         rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
4544
4545         return rc;
4546 }
4547
4548 static int
4549 bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal)
4550 {
4551         struct bnx2 *bp = dev->priv;
4552
4553         memset(coal, 0, sizeof(struct ethtool_coalesce));
4554
4555         coal->rx_coalesce_usecs = bp->rx_ticks;
4556         coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip;
4557         coal->rx_coalesce_usecs_irq = bp->rx_ticks_int;
4558         coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int;
4559
4560         coal->tx_coalesce_usecs = bp->tx_ticks;
4561         coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip;
4562         coal->tx_coalesce_usecs_irq = bp->tx_ticks_int;
4563         coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int;
4564
4565         coal->stats_block_coalesce_usecs = bp->stats_ticks;
4566
4567         return 0;
4568 }
4569
4570 static int
4571 bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal)
4572 {
4573         struct bnx2 *bp = dev->priv;
4574
4575         bp->rx_ticks = (u16) coal->rx_coalesce_usecs;
4576         if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff;
4577
4578         bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; 
4579         if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff;
4580
4581         bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq;
4582         if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff;
4583
4584         bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq;
4585         if (bp->rx_quick_cons_trip_int > 0xff)
4586                 bp->rx_quick_cons_trip_int = 0xff;
4587
4588         bp->tx_ticks = (u16) coal->tx_coalesce_usecs;
4589         if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff;
4590
4591         bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames;
4592         if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff;
4593
4594         bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq;
4595         if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff;
4596
4597         bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq;
4598         if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int =
4599                 0xff;
4600
4601         bp->stats_ticks = coal->stats_block_coalesce_usecs;
4602         if (bp->stats_ticks > 0xffff00) bp->stats_ticks = 0xffff00;
4603         bp->stats_ticks &= 0xffff00;
4604
4605         if (netif_running(bp->dev)) {
4606                 bnx2_netif_stop(bp);
4607                 bnx2_init_nic(bp);
4608                 bnx2_netif_start(bp);
4609         }
4610
4611         return 0;
4612 }
4613
4614 static void
4615 bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
4616 {
4617         struct bnx2 *bp = dev->priv;
4618
4619         ering->rx_max_pending = MAX_RX_DESC_CNT;
4620         ering->rx_mini_max_pending = 0;
4621         ering->rx_jumbo_max_pending = 0;
4622
4623         ering->rx_pending = bp->rx_ring_size;
4624         ering->rx_mini_pending = 0;
4625         ering->rx_jumbo_pending = 0;
4626
4627         ering->tx_max_pending = MAX_TX_DESC_CNT;
4628         ering->tx_pending = bp->tx_ring_size;
4629 }
4630
4631 static int
4632 bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
4633 {
4634         struct bnx2 *bp = dev->priv;
4635
4636         if ((ering->rx_pending > MAX_RX_DESC_CNT) ||
4637                 (ering->tx_pending > MAX_TX_DESC_CNT) ||
4638                 (ering->tx_pending <= MAX_SKB_FRAGS)) {
4639
4640                 return -EINVAL;
4641         }
4642         bp->rx_ring_size = ering->rx_pending;
4643         bp->tx_ring_size = ering->tx_pending;
4644
4645         if (netif_running(bp->dev)) {
4646                 bnx2_netif_stop(bp);
4647                 bnx2_init_nic(bp);
4648                 bnx2_netif_start(bp);
4649         }
4650
4651         return 0;
4652 }
4653
4654 static void
4655 bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
4656 {
4657         struct bnx2 *bp = dev->priv;
4658
4659         epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0);
4660         epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0);
4661         epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0);
4662 }
4663
4664 static int
4665 bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
4666 {
4667         struct bnx2 *bp = dev->priv;
4668
4669         bp->req_flow_ctrl = 0;
4670         if (epause->rx_pause)
4671                 bp->req_flow_ctrl |= FLOW_CTRL_RX;
4672         if (epause->tx_pause)
4673                 bp->req_flow_ctrl |= FLOW_CTRL_TX;
4674
4675         if (epause->autoneg) {
4676                 bp->autoneg |= AUTONEG_FLOW_CTRL;
4677         }
4678         else {
4679                 bp->autoneg &= ~AUTONEG_FLOW_CTRL;
4680         }
4681
4682         spin_lock_bh(&bp->phy_lock);
4683
4684         bnx2_setup_phy(bp);
4685
4686         spin_unlock_bh(&bp->phy_lock);
4687
4688         return 0;
4689 }
4690
4691 static u32
4692 bnx2_get_rx_csum(struct net_device *dev)
4693 {
4694         struct bnx2 *bp = dev->priv;
4695
4696         return bp->rx_csum;
4697 }
4698
4699 static int
4700 bnx2_set_rx_csum(struct net_device *dev, u32 data)
4701 {
4702         struct bnx2 *bp = dev->priv;
4703
4704         bp->rx_csum = data;
4705         return 0;
4706 }
4707
4708 #define BNX2_NUM_STATS 45
4709
4710 static struct {
4711         char string[ETH_GSTRING_LEN];
4712 } bnx2_stats_str_arr[BNX2_NUM_STATS] = {
4713         { "rx_bytes" },
4714         { "rx_error_bytes" },
4715         { "tx_bytes" },
4716         { "tx_error_bytes" },
4717         { "rx_ucast_packets" },
4718         { "rx_mcast_packets" },
4719         { "rx_bcast_packets" },
4720         { "tx_ucast_packets" },
4721         { "tx_mcast_packets" },
4722         { "tx_bcast_packets" },
4723         { "tx_mac_errors" },
4724         { "tx_carrier_errors" },
4725         { "rx_crc_errors" },
4726         { "rx_align_errors" },
4727         { "tx_single_collisions" },
4728         { "tx_multi_collisions" },
4729         { "tx_deferred" },
4730         { "tx_excess_collisions" },
4731         { "tx_late_collisions" },
4732         { "tx_total_collisions" },
4733         { "rx_fragments" },
4734         { "rx_jabbers" },
4735         { "rx_undersize_packets" },
4736         { "rx_oversize_packets" },
4737         { "rx_64_byte_packets" },
4738         { "rx_65_to_127_byte_packets" },
4739         { "rx_128_to_255_byte_packets" },
4740         { "rx_256_to_511_byte_packets" },
4741         { "rx_512_to_1023_byte_packets" },
4742         { "rx_1024_to_1522_byte_packets" },
4743         { "rx_1523_to_9022_byte_packets" },
4744         { "tx_64_byte_packets" },
4745         { "tx_65_to_127_byte_packets" },
4746         { "tx_128_to_255_byte_packets" },
4747         { "tx_256_to_511_byte_packets" },
4748         { "tx_512_to_1023_byte_packets" },
4749         { "tx_1024_to_1522_byte_packets" },
4750         { "tx_1523_to_9022_byte_packets" },
4751         { "rx_xon_frames" },
4752         { "rx_xoff_frames" },
4753         { "tx_xon_frames" },
4754         { "tx_xoff_frames" },
4755         { "rx_mac_ctrl_frames" },
4756         { "rx_filtered_packets" },
4757         { "rx_discards" },
4758 };
4759
4760 #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4)
4761
4762 static unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = {
4763     STATS_OFFSET32(stat_IfHCInOctets_hi),
4764     STATS_OFFSET32(stat_IfHCInBadOctets_hi),
4765     STATS_OFFSET32(stat_IfHCOutOctets_hi),
4766     STATS_OFFSET32(stat_IfHCOutBadOctets_hi),
4767     STATS_OFFSET32(stat_IfHCInUcastPkts_hi),
4768     STATS_OFFSET32(stat_IfHCInMulticastPkts_hi),
4769     STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi),
4770     STATS_OFFSET32(stat_IfHCOutUcastPkts_hi),
4771     STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi),
4772     STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi),
4773     STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors),
4774     STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors),                 
4775     STATS_OFFSET32(stat_Dot3StatsFCSErrors),                          
4776     STATS_OFFSET32(stat_Dot3StatsAlignmentErrors),                    
4777     STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames),              
4778     STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames),            
4779     STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions),              
4780     STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions),                
4781     STATS_OFFSET32(stat_Dot3StatsLateCollisions),                     
4782     STATS_OFFSET32(stat_EtherStatsCollisions),                        
4783     STATS_OFFSET32(stat_EtherStatsFragments),                         
4784     STATS_OFFSET32(stat_EtherStatsJabbers),                           
4785     STATS_OFFSET32(stat_EtherStatsUndersizePkts),                     
4786     STATS_OFFSET32(stat_EtherStatsOverrsizePkts),                     
4787     STATS_OFFSET32(stat_EtherStatsPktsRx64Octets),                    
4788     STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets),         
4789     STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets),        
4790     STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets),        
4791     STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets),       
4792     STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets),      
4793     STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets),      
4794     STATS_OFFSET32(stat_EtherStatsPktsTx64Octets),                    
4795     STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets),         
4796     STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets),        
4797     STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets),        
4798     STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets),       
4799     STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets),      
4800     STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets),      
4801     STATS_OFFSET32(stat_XonPauseFramesReceived),                      
4802     STATS_OFFSET32(stat_XoffPauseFramesReceived),                     
4803     STATS_OFFSET32(stat_OutXonSent),                                  
4804     STATS_OFFSET32(stat_OutXoffSent),                                 
4805     STATS_OFFSET32(stat_MacControlFramesReceived),                    
4806     STATS_OFFSET32(stat_IfInFramesL2FilterDiscards),                  
4807     STATS_OFFSET32(stat_IfInMBUFDiscards),                            
4808 };
4809
4810 /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are
4811  * skipped because of errata.
4812  */               
4813 static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = {
4814         8,0,8,8,8,8,8,8,8,8,
4815         4,0,4,4,4,4,4,4,4,4,
4816         4,4,4,4,4,4,4,4,4,4,
4817         4,4,4,4,4,4,4,4,4,4,
4818         4,4,4,4,4,
4819 };
4820
4821 #define BNX2_NUM_TESTS 6
4822
4823 static struct {
4824         char string[ETH_GSTRING_LEN];
4825 } bnx2_tests_str_arr[BNX2_NUM_TESTS] = {
4826         { "register_test (offline)" },
4827         { "memory_test (offline)" },
4828         { "loopback_test (offline)" },
4829         { "nvram_test (online)" },
4830         { "interrupt_test (online)" },
4831         { "link_test (online)" },
4832 };
4833
4834 static int
4835 bnx2_self_test_count(struct net_device *dev)
4836 {
4837         return BNX2_NUM_TESTS;
4838 }
4839
4840 static void
4841 bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf)
4842 {
4843         struct bnx2 *bp = dev->priv;
4844
4845         memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS);
4846         if (etest->flags & ETH_TEST_FL_OFFLINE) {
4847                 bnx2_netif_stop(bp);
4848                 bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG);
4849                 bnx2_free_skbs(bp);
4850
4851                 if (bnx2_test_registers(bp) != 0) {
4852                         buf[0] = 1;
4853                         etest->flags |= ETH_TEST_FL_FAILED;
4854                 }
4855                 if (bnx2_test_memory(bp) != 0) {
4856                         buf[1] = 1;
4857                         etest->flags |= ETH_TEST_FL_FAILED;
4858                 }
4859                 if (bnx2_test_loopback(bp) != 0) {
4860                         buf[2] = 1;
4861                         etest->flags |= ETH_TEST_FL_FAILED;
4862                 }
4863
4864                 if (!netif_running(bp->dev)) {
4865                         bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET);
4866                 }
4867                 else {
4868                         bnx2_init_nic(bp);
4869                         bnx2_netif_start(bp);
4870                 }
4871
4872                 /* wait for link up */
4873                 msleep_interruptible(3000);
4874                 if ((!bp->link_up) && !(bp->phy_flags & PHY_SERDES_FLAG))
4875                         msleep_interruptible(4000);
4876         }
4877
4878         if (bnx2_test_nvram(bp) != 0) {
4879                 buf[3] = 1;
4880                 etest->flags |= ETH_TEST_FL_FAILED;
4881         }
4882         if (bnx2_test_intr(bp) != 0) {
4883                 buf[4] = 1;
4884                 etest->flags |= ETH_TEST_FL_FAILED;
4885         }
4886
4887         if (bnx2_test_link(bp) != 0) {
4888                 buf[5] = 1;
4889                 etest->flags |= ETH_TEST_FL_FAILED;
4890
4891         }
4892 }
4893
4894 static void
4895 bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
4896 {
4897         switch (stringset) {
4898         case ETH_SS_STATS:
4899                 memcpy(buf, bnx2_stats_str_arr,
4900                         sizeof(bnx2_stats_str_arr));
4901                 break;
4902         case ETH_SS_TEST:
4903                 memcpy(buf, bnx2_tests_str_arr,
4904                         sizeof(bnx2_tests_str_arr));
4905                 break;
4906         }
4907 }
4908
4909 static int
4910 bnx2_get_stats_count(struct net_device *dev)
4911 {
4912         return BNX2_NUM_STATS;
4913 }
4914
4915 static void
4916 bnx2_get_ethtool_stats(struct net_device *dev,
4917                 struct ethtool_stats *stats, u64 *buf)
4918 {
4919         struct bnx2 *bp = dev->priv;
4920         int i;
4921         u32 *hw_stats = (u32 *) bp->stats_blk;
4922         u8 *stats_len_arr = NULL;
4923
4924         if (hw_stats == NULL) {
4925                 memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS);
4926                 return;
4927         }
4928
4929         if (CHIP_NUM(bp) == CHIP_NUM_5706)
4930                 stats_len_arr = bnx2_5706_stats_len_arr;
4931
4932         for (i = 0; i < BNX2_NUM_STATS; i++) {
4933                 if (stats_len_arr[i] == 0) {
4934                         /* skip this counter */
4935                         buf[i] = 0;
4936                         continue;
4937                 }
4938                 if (stats_len_arr[i] == 4) {
4939                         /* 4-byte counter */
4940                         buf[i] = (u64)
4941                                 *(hw_stats + bnx2_stats_offset_arr[i]);
4942                         continue;
4943                 }
4944                 /* 8-byte counter */
4945                 buf[i] = (((u64) *(hw_stats +
4946                                         bnx2_stats_offset_arr[i])) << 32) +
4947                                 *(hw_stats + bnx2_stats_offset_arr[i] + 1);
4948         }
4949 }
4950
4951 static int
4952 bnx2_phys_id(struct net_device *dev, u32 data)
4953 {
4954         struct bnx2 *bp = dev->priv;
4955         int i;
4956         u32 save;
4957
4958         if (data == 0)
4959                 data = 2;
4960
4961         save = REG_RD(bp, BNX2_MISC_CFG);
4962         REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC);
4963
4964         for (i = 0; i < (data * 2); i++) {
4965                 if ((i % 2) == 0) {
4966                         REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE);
4967                 }
4968                 else {
4969                         REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE |
4970                                 BNX2_EMAC_LED_1000MB_OVERRIDE |
4971                                 BNX2_EMAC_LED_100MB_OVERRIDE |
4972                                 BNX2_EMAC_LED_10MB_OVERRIDE |
4973                                 BNX2_EMAC_LED_TRAFFIC_OVERRIDE |
4974                                 BNX2_EMAC_LED_TRAFFIC);
4975                 }
4976                 msleep_interruptible(500);
4977                 if (signal_pending(current))
4978                         break;
4979         }
4980         REG_WR(bp, BNX2_EMAC_LED, 0);
4981         REG_WR(bp, BNX2_MISC_CFG, save);
4982         return 0;
4983 }
4984
4985 static struct ethtool_ops bnx2_ethtool_ops = {
4986         .get_settings           = bnx2_get_settings,
4987         .set_settings           = bnx2_set_settings,
4988         .get_drvinfo            = bnx2_get_drvinfo,
4989         .get_wol                = bnx2_get_wol,
4990         .set_wol                = bnx2_set_wol,
4991         .nway_reset             = bnx2_nway_reset,
4992         .get_link               = ethtool_op_get_link,
4993         .get_eeprom_len         = bnx2_get_eeprom_len,
4994         .get_eeprom             = bnx2_get_eeprom,
4995         .set_eeprom             = bnx2_set_eeprom,
4996         .get_coalesce           = bnx2_get_coalesce,
4997         .set_coalesce           = bnx2_set_coalesce,
4998         .get_ringparam          = bnx2_get_ringparam,
4999         .set_ringparam          = bnx2_set_ringparam,
5000         .get_pauseparam         = bnx2_get_pauseparam,
5001         .set_pauseparam         = bnx2_set_pauseparam,
5002         .get_rx_csum            = bnx2_get_rx_csum,
5003         .set_rx_csum            = bnx2_set_rx_csum,
5004         .get_tx_csum            = ethtool_op_get_tx_csum,
5005         .set_tx_csum            = ethtool_op_set_tx_csum,
5006         .get_sg                 = ethtool_op_get_sg,
5007         .set_sg                 = ethtool_op_set_sg,
5008 #ifdef BCM_TSO
5009         .get_tso                = ethtool_op_get_tso,
5010         .set_tso                = ethtool_op_set_tso,
5011 #endif
5012         .self_test_count        = bnx2_self_test_count,
5013         .self_test              = bnx2_self_test,
5014         .get_strings            = bnx2_get_strings,
5015         .phys_id                = bnx2_phys_id,
5016         .get_stats_count        = bnx2_get_stats_count,
5017         .get_ethtool_stats      = bnx2_get_ethtool_stats,
5018         .get_perm_addr          = ethtool_op_get_perm_addr,
5019 };
5020
5021 /* Called with rtnl_lock */
5022 static int
5023 bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
5024 {
5025         struct mii_ioctl_data *data = if_mii(ifr);
5026         struct bnx2 *bp = dev->priv;
5027         int err;
5028
5029         switch(cmd) {
5030         case SIOCGMIIPHY:
5031                 data->phy_id = bp->phy_addr;
5032
5033                 /* fallthru */
5034         case SIOCGMIIREG: {
5035                 u32 mii_regval;
5036
5037                 spin_lock_bh(&bp->phy_lock);
5038                 err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval);
5039                 spin_unlock_bh(&bp->phy_lock);
5040
5041                 data->val_out = mii_regval;
5042
5043                 return err;
5044         }
5045
5046         case SIOCSMIIREG:
5047                 if (!capable(CAP_NET_ADMIN))
5048                         return -EPERM;
5049
5050                 spin_lock_bh(&bp->phy_lock);
5051                 err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in);
5052                 spin_unlock_bh(&bp->phy_lock);
5053
5054                 return err;
5055
5056         default:
5057                 /* do nothing */
5058                 break;
5059         }
5060         return -EOPNOTSUPP;
5061 }
5062
5063 /* Called with rtnl_lock */
5064 static int
5065 bnx2_change_mac_addr(struct net_device *dev, void *p)
5066 {
5067         struct sockaddr *addr = p;
5068         struct bnx2 *bp = dev->priv;
5069
5070         if (!is_valid_ether_addr(addr->sa_data))
5071                 return -EINVAL;
5072
5073         memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
5074         if (netif_running(dev))
5075                 bnx2_set_mac_addr(bp);
5076
5077         return 0;
5078 }
5079
5080 /* Called with rtnl_lock */
5081 static int
5082 bnx2_change_mtu(struct net_device *dev, int new_mtu)
5083 {
5084         struct bnx2 *bp = dev->priv;
5085
5086         if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) ||
5087                 ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE))
5088                 return -EINVAL;
5089
5090         dev->mtu = new_mtu;
5091         if (netif_running(dev)) {
5092                 bnx2_netif_stop(bp);
5093
5094                 bnx2_init_nic(bp);
5095
5096                 bnx2_netif_start(bp);
5097         }
5098         return 0;
5099 }
5100
5101 #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER)
5102 static void
5103 poll_bnx2(struct net_device *dev)
5104 {
5105         struct bnx2 *bp = dev->priv;
5106
5107         disable_irq(bp->pdev->irq);
5108         bnx2_interrupt(bp->pdev->irq, dev, NULL);
5109         enable_irq(bp->pdev->irq);
5110 }
5111 #endif
5112
5113 static int __devinit
5114 bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
5115 {
5116         struct bnx2 *bp;
5117         unsigned long mem_len;
5118         int rc;
5119         u32 reg;
5120
5121         SET_MODULE_OWNER(dev);
5122         SET_NETDEV_DEV(dev, &pdev->dev);
5123         bp = dev->priv;
5124
5125         bp->flags = 0;
5126         bp->phy_flags = 0;
5127
5128         /* enable device (incl. PCI PM wakeup), and bus-mastering */
5129         rc = pci_enable_device(pdev);
5130         if (rc) {
5131                 printk(KERN_ERR PFX "Cannot enable PCI device, aborting.");
5132                 goto err_out;
5133         }
5134
5135         if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
5136                 printk(KERN_ERR PFX "Cannot find PCI device base address, "
5137                        "aborting.\n");
5138                 rc = -ENODEV;
5139                 goto err_out_disable;
5140         }
5141
5142         rc = pci_request_regions(pdev, DRV_MODULE_NAME);
5143         if (rc) {
5144                 printk(KERN_ERR PFX "Cannot obtain PCI resources, aborting.\n");
5145                 goto err_out_disable;
5146         }
5147
5148         pci_set_master(pdev);
5149
5150         bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
5151         if (bp->pm_cap == 0) {
5152                 printk(KERN_ERR PFX "Cannot find power management capability, "
5153                                "aborting.\n");
5154                 rc = -EIO;
5155                 goto err_out_release;
5156         }
5157
5158         bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX);
5159         if (bp->pcix_cap == 0) {
5160                 printk(KERN_ERR PFX "Cannot find PCIX capability, aborting.\n");
5161                 rc = -EIO;
5162                 goto err_out_release;
5163         }
5164
5165         if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) {
5166                 bp->flags |= USING_DAC_FLAG;
5167                 if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) {
5168                         printk(KERN_ERR PFX "pci_set_consistent_dma_mask "
5169                                "failed, aborting.\n");
5170                         rc = -EIO;
5171                         goto err_out_release;
5172                 }
5173         }
5174         else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) {
5175                 printk(KERN_ERR PFX "System does not support DMA, aborting.\n");
5176                 rc = -EIO;
5177                 goto err_out_release;
5178         }
5179
5180         bp->dev = dev;
5181         bp->pdev = pdev;
5182
5183         spin_lock_init(&bp->phy_lock);
5184         spin_lock_init(&bp->tx_lock);
5185         INIT_WORK(&bp->reset_task, bnx2_reset_task, bp);
5186
5187         dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0);
5188         mem_len = MB_GET_CID_ADDR(17);
5189         dev->mem_end = dev->mem_start + mem_len;
5190         dev->irq = pdev->irq;
5191
5192         bp->regview = ioremap_nocache(dev->base_addr, mem_len);
5193
5194         if (!bp->regview) {
5195                 printk(KERN_ERR PFX "Cannot map register space, aborting.\n");
5196                 rc = -ENOMEM;
5197                 goto err_out_release;
5198         }
5199
5200         /* Configure byte swap and enable write to the reg_window registers.
5201          * Rely on CPU to do target byte swapping on big endian systems
5202          * The chip's target access swapping will not swap all accesses
5203          */
5204         pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG,
5205                                BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
5206                                BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP);
5207
5208         bnx2_set_power_state(bp, PCI_D0);
5209
5210         bp->chip_id = REG_RD(bp, BNX2_MISC_ID);
5211
5212         bp->phy_addr = 1;
5213
5214         /* Get bus information. */
5215         reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS);
5216         if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) {
5217                 u32 clkreg;
5218
5219                 bp->flags |= PCIX_FLAG;
5220
5221                 clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS);
5222                 
5223                 clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET;
5224                 switch (clkreg) {
5225                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ:
5226                         bp->bus_speed_mhz = 133;
5227                         break;
5228
5229                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ:
5230                         bp->bus_speed_mhz = 100;
5231                         break;
5232
5233                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ:
5234                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ:
5235                         bp->bus_speed_mhz = 66;
5236                         break;
5237
5238                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ:
5239                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ:
5240                         bp->bus_speed_mhz = 50;
5241                         break;
5242
5243                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW:
5244                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ:
5245                 case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ:
5246                         bp->bus_speed_mhz = 33;
5247                         break;
5248                 }
5249         }
5250         else {
5251                 if (reg & BNX2_PCICFG_MISC_STATUS_M66EN)
5252                         bp->bus_speed_mhz = 66;
5253                 else
5254                         bp->bus_speed_mhz = 33;
5255         }
5256
5257         if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET)
5258                 bp->flags |= PCI_32BIT_FLAG;
5259
5260         /* 5706A0 may falsely detect SERR and PERR. */
5261         if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
5262                 reg = REG_RD(bp, PCI_COMMAND);
5263                 reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY);
5264                 REG_WR(bp, PCI_COMMAND, reg);
5265         }
5266         else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) &&
5267                 !(bp->flags & PCIX_FLAG)) {
5268
5269                 printk(KERN_ERR PFX "5706 A1 can only be used in a PCIX bus, "
5270                        "aborting.\n");
5271                 goto err_out_unmap;
5272         }
5273
5274         bnx2_init_nvram(bp);
5275
5276         /* Get the permanent MAC address.  First we need to make sure the
5277          * firmware is actually running.
5278          */
5279         reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DEV_INFO_SIGNATURE);
5280
5281         if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) !=
5282             BNX2_DEV_INFO_SIGNATURE_MAGIC) {
5283                 printk(KERN_ERR PFX "Firmware not running, aborting.\n");
5284                 rc = -ENODEV;
5285                 goto err_out_unmap;
5286         }
5287
5288         bp->fw_ver = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE +
5289                                 BNX2_DEV_INFO_BC_REV);
5290
5291         reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_PORT_HW_CFG_MAC_UPPER);
5292         bp->mac_addr[0] = (u8) (reg >> 8);
5293         bp->mac_addr[1] = (u8) reg;
5294
5295         reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_PORT_HW_CFG_MAC_LOWER);
5296         bp->mac_addr[2] = (u8) (reg >> 24);
5297         bp->mac_addr[3] = (u8) (reg >> 16);
5298         bp->mac_addr[4] = (u8) (reg >> 8);
5299         bp->mac_addr[5] = (u8) reg;
5300
5301         bp->tx_ring_size = MAX_TX_DESC_CNT;
5302         bp->rx_ring_size = 100;
5303
5304         bp->rx_csum = 1;
5305
5306         bp->rx_offset = sizeof(struct l2_fhdr) + 2;
5307
5308         bp->tx_quick_cons_trip_int = 20;
5309         bp->tx_quick_cons_trip = 20;
5310         bp->tx_ticks_int = 80;
5311         bp->tx_ticks = 80;
5312                 
5313         bp->rx_quick_cons_trip_int = 6;
5314         bp->rx_quick_cons_trip = 6;
5315         bp->rx_ticks_int = 18;
5316         bp->rx_ticks = 18;
5317
5318         bp->stats_ticks = 1000000 & 0xffff00;
5319
5320         bp->timer_interval =  HZ;
5321         bp->current_interval =  HZ;
5322
5323         /* Disable WOL support if we are running on a SERDES chip. */
5324         if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) {
5325                 bp->phy_flags |= PHY_SERDES_FLAG;
5326                 bp->flags |= NO_WOL_FLAG;
5327         }
5328
5329         if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
5330                 bp->tx_quick_cons_trip_int =
5331                         bp->tx_quick_cons_trip;
5332                 bp->tx_ticks_int = bp->tx_ticks;
5333                 bp->rx_quick_cons_trip_int =
5334                         bp->rx_quick_cons_trip;
5335                 bp->rx_ticks_int = bp->rx_ticks;
5336                 bp->comp_prod_trip_int = bp->comp_prod_trip;
5337                 bp->com_ticks_int = bp->com_ticks;
5338                 bp->cmd_ticks_int = bp->cmd_ticks;
5339         }
5340
5341         bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL;
5342         bp->req_line_speed = 0;
5343         if (bp->phy_flags & PHY_SERDES_FLAG) {
5344                 bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg;
5345
5346                 reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE +
5347                                  BNX2_PORT_HW_CFG_CONFIG);
5348                 reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK;
5349                 if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) {
5350                         bp->autoneg = 0;
5351                         bp->req_line_speed = bp->line_speed = SPEED_1000;
5352                         bp->req_duplex = DUPLEX_FULL;
5353                 }
5354         }
5355         else {
5356                 bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg;
5357         }
5358
5359         bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX;
5360
5361         init_timer(&bp->timer);
5362         bp->timer.expires = RUN_AT(bp->timer_interval);
5363         bp->timer.data = (unsigned long) bp;
5364         bp->timer.function = bnx2_timer;
5365
5366         return 0;
5367
5368 err_out_unmap:
5369         if (bp->regview) {
5370                 iounmap(bp->regview);
5371                 bp->regview = NULL;
5372         }
5373
5374 err_out_release:
5375         pci_release_regions(pdev);
5376
5377 err_out_disable:
5378         pci_disable_device(pdev);
5379         pci_set_drvdata(pdev, NULL);
5380
5381 err_out:
5382         return rc;
5383 }
5384
5385 static int __devinit
5386 bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
5387 {
5388         static int version_printed = 0;
5389         struct net_device *dev = NULL;
5390         struct bnx2 *bp;
5391         int rc, i;
5392
5393         if (version_printed++ == 0)
5394                 printk(KERN_INFO "%s", version);
5395
5396         /* dev zeroed in init_etherdev */
5397         dev = alloc_etherdev(sizeof(*bp));
5398
5399         if (!dev)
5400                 return -ENOMEM;
5401
5402         rc = bnx2_init_board(pdev, dev);
5403         if (rc < 0) {
5404                 free_netdev(dev);
5405                 return rc;
5406         }
5407
5408         dev->open = bnx2_open;
5409         dev->hard_start_xmit = bnx2_start_xmit;
5410         dev->stop = bnx2_close;
5411         dev->get_stats = bnx2_get_stats;
5412         dev->set_multicast_list = bnx2_set_rx_mode;
5413         dev->do_ioctl = bnx2_ioctl;
5414         dev->set_mac_address = bnx2_change_mac_addr;
5415         dev->change_mtu = bnx2_change_mtu;
5416         dev->tx_timeout = bnx2_tx_timeout;
5417         dev->watchdog_timeo = TX_TIMEOUT;
5418 #ifdef BCM_VLAN
5419         dev->vlan_rx_register = bnx2_vlan_rx_register;
5420         dev->vlan_rx_kill_vid = bnx2_vlan_rx_kill_vid;
5421 #endif
5422         dev->poll = bnx2_poll;
5423         dev->ethtool_ops = &bnx2_ethtool_ops;
5424         dev->weight = 64;
5425
5426         bp = dev->priv;
5427
5428 #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER)
5429         dev->poll_controller = poll_bnx2;
5430 #endif
5431
5432         if ((rc = register_netdev(dev))) {
5433                 printk(KERN_ERR PFX "Cannot register net device\n");
5434                 if (bp->regview)
5435                         iounmap(bp->regview);
5436                 pci_release_regions(pdev);
5437                 pci_disable_device(pdev);
5438                 pci_set_drvdata(pdev, NULL);
5439                 free_netdev(dev);
5440                 return rc;
5441         }
5442
5443         pci_set_drvdata(pdev, dev);
5444
5445         memcpy(dev->dev_addr, bp->mac_addr, 6);
5446         memcpy(dev->perm_addr, bp->mac_addr, 6);
5447         bp->name = board_info[ent->driver_data].name,
5448         printk(KERN_INFO "%s: %s (%c%d) PCI%s %s %dMHz found at mem %lx, "
5449                 "IRQ %d, ",
5450                 dev->name,
5451                 bp->name,
5452                 ((CHIP_ID(bp) & 0xf000) >> 12) + 'A',
5453                 ((CHIP_ID(bp) & 0x0ff0) >> 4),
5454                 ((bp->flags & PCIX_FLAG) ? "-X" : ""),
5455                 ((bp->flags & PCI_32BIT_FLAG) ? "32-bit" : "64-bit"),
5456                 bp->bus_speed_mhz,
5457                 dev->base_addr,
5458                 bp->pdev->irq);
5459
5460         printk("node addr ");
5461         for (i = 0; i < 6; i++)
5462                 printk("%2.2x", dev->dev_addr[i]);
5463         printk("\n");
5464
5465         dev->features |= NETIF_F_SG;
5466         if (bp->flags & USING_DAC_FLAG)
5467                 dev->features |= NETIF_F_HIGHDMA;
5468         dev->features |= NETIF_F_IP_CSUM;
5469 #ifdef BCM_VLAN
5470         dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
5471 #endif
5472 #ifdef BCM_TSO
5473         dev->features |= NETIF_F_TSO;
5474 #endif
5475
5476         netif_carrier_off(bp->dev);
5477
5478         return 0;
5479 }
5480
5481 static void __devexit
5482 bnx2_remove_one(struct pci_dev *pdev)
5483 {
5484         struct net_device *dev = pci_get_drvdata(pdev);
5485         struct bnx2 *bp = dev->priv;
5486
5487         flush_scheduled_work();
5488
5489         unregister_netdev(dev);
5490
5491         if (bp->regview)
5492                 iounmap(bp->regview);
5493
5494         free_netdev(dev);
5495         pci_release_regions(pdev);
5496         pci_disable_device(pdev);
5497         pci_set_drvdata(pdev, NULL);
5498 }
5499
5500 static int
5501 bnx2_suspend(struct pci_dev *pdev, pm_message_t state)
5502 {
5503         struct net_device *dev = pci_get_drvdata(pdev);
5504         struct bnx2 *bp = dev->priv;
5505         u32 reset_code;
5506
5507         if (!netif_running(dev))
5508                 return 0;
5509
5510         bnx2_netif_stop(bp);
5511         netif_device_detach(dev);
5512         del_timer_sync(&bp->timer);
5513         if (bp->wol)
5514                 reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL;
5515         else
5516                 reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL;
5517         bnx2_reset_chip(bp, reset_code);
5518         bnx2_free_skbs(bp);
5519         bnx2_set_power_state(bp, pci_choose_state(pdev, state));
5520         return 0;
5521 }
5522
5523 static int
5524 bnx2_resume(struct pci_dev *pdev)
5525 {
5526         struct net_device *dev = pci_get_drvdata(pdev);
5527         struct bnx2 *bp = dev->priv;
5528
5529         if (!netif_running(dev))
5530                 return 0;
5531
5532         bnx2_set_power_state(bp, PCI_D0);
5533         netif_device_attach(dev);
5534         bnx2_init_nic(bp);
5535         bnx2_netif_start(bp);
5536         return 0;
5537 }
5538
5539 static struct pci_driver bnx2_pci_driver = {
5540         .name           = DRV_MODULE_NAME,
5541         .id_table       = bnx2_pci_tbl,
5542         .probe          = bnx2_init_one,
5543         .remove         = __devexit_p(bnx2_remove_one),
5544         .suspend        = bnx2_suspend,
5545         .resume         = bnx2_resume,
5546 };
5547
5548 static int __init bnx2_init(void)
5549 {
5550         return pci_module_init(&bnx2_pci_driver);
5551 }
5552
5553 static void __exit bnx2_cleanup(void)
5554 {
5555         pci_unregister_driver(&bnx2_pci_driver);
5556 }
5557
5558 module_init(bnx2_init);
5559 module_exit(bnx2_cleanup);
5560
5561
5562