bnx2.c 141 KB

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  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. #include "bnx2.h"
  12. #include "bnx2_fw.h"
  13. #define DRV_MODULE_NAME "bnx2"
  14. #define PFX DRV_MODULE_NAME ": "
  15. #define DRV_MODULE_VERSION "1.2.21"
  16. #define DRV_MODULE_RELDATE "September 7, 2005"
  17. #define RUN_AT(x) (jiffies + (x))
  18. /* Time in jiffies before concluding the transmitter is hung. */
  19. #define TX_TIMEOUT (5*HZ)
  20. static char version[] __devinitdata =
  21. "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
  22. MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>");
  23. MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706 Driver");
  24. MODULE_LICENSE("GPL");
  25. MODULE_VERSION(DRV_MODULE_VERSION);
  26. static int disable_msi = 0;
  27. module_param(disable_msi, int, 0);
  28. MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)");
  29. typedef enum {
  30. BCM5706 = 0,
  31. NC370T,
  32. NC370I,
  33. BCM5706S,
  34. NC370F,
  35. BCM5708,
  36. BCM5708S,
  37. } board_t;
  38. /* indexed by board_t, above */
  39. static struct {
  40. char *name;
  41. } board_info[] __devinitdata = {
  42. { "Broadcom NetXtreme II BCM5706 1000Base-T" },
  43. { "HP NC370T Multifunction Gigabit Server Adapter" },
  44. { "HP NC370i Multifunction Gigabit Server Adapter" },
  45. { "Broadcom NetXtreme II BCM5706 1000Base-SX" },
  46. { "HP NC370F Multifunction Gigabit Server Adapter" },
  47. { "Broadcom NetXtreme II BCM5708 1000Base-T" },
  48. { "Broadcom NetXtreme II BCM5708 1000Base-SX" },
  49. };
  50. static struct pci_device_id bnx2_pci_tbl[] = {
  51. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706,
  52. PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T },
  53. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706,
  54. PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I },
  55. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706,
  56. PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 },
  57. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708,
  58. PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 },
  59. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S,
  60. PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F },
  61. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S,
  62. PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S },
  63. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S,
  64. PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S },
  65. { 0, }
  66. };
  67. static struct flash_spec flash_table[] =
  68. {
  69. /* Slow EEPROM */
  70. {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400,
  71. 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE,
  72. SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE,
  73. "EEPROM - slow"},
  74. /* Expansion entry 0001 */
  75. {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406,
  76. 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
  77. SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
  78. "Entry 0001"},
  79. /* Saifun SA25F010 (non-buffered flash) */
  80. /* strap, cfg1, & write1 need updates */
  81. {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406,
  82. 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
  83. SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2,
  84. "Non-buffered flash (128kB)"},
  85. /* Saifun SA25F020 (non-buffered flash) */
  86. /* strap, cfg1, & write1 need updates */
  87. {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406,
  88. 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
  89. SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4,
  90. "Non-buffered flash (256kB)"},
  91. /* Expansion entry 0100 */
  92. {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406,
  93. 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
  94. SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
  95. "Entry 0100"},
  96. /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */
  97. {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406,
  98. 0, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE,
  99. ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2,
  100. "Entry 0101: ST M45PE10 (128kB non-bufferred)"},
  101. /* Entry 0110: ST M45PE20 (non-buffered flash)*/
  102. {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406,
  103. 0, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE,
  104. ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4,
  105. "Entry 0110: ST M45PE20 (256kB non-bufferred)"},
  106. /* Saifun SA25F005 (non-buffered flash) */
  107. /* strap, cfg1, & write1 need updates */
  108. {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406,
  109. 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
  110. SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE,
  111. "Non-buffered flash (64kB)"},
  112. /* Fast EEPROM */
  113. {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400,
  114. 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE,
  115. SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE,
  116. "EEPROM - fast"},
  117. /* Expansion entry 1001 */
  118. {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406,
  119. 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
  120. SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
  121. "Entry 1001"},
  122. /* Expansion entry 1010 */
  123. {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406,
  124. 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
  125. SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
  126. "Entry 1010"},
  127. /* ATMEL AT45DB011B (buffered flash) */
  128. {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400,
  129. 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE,
  130. BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE,
  131. "Buffered flash (128kB)"},
  132. /* Expansion entry 1100 */
  133. {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406,
  134. 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
  135. SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
  136. "Entry 1100"},
  137. /* Expansion entry 1101 */
  138. {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406,
  139. 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
  140. SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
  141. "Entry 1101"},
  142. /* Ateml Expansion entry 1110 */
  143. {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400,
  144. 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE,
  145. BUFFERED_FLASH_BYTE_ADDR_MASK, 0,
  146. "Entry 1110 (Atmel)"},
  147. /* ATMEL AT45DB021B (buffered flash) */
  148. {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400,
  149. 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE,
  150. BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2,
  151. "Buffered flash (256kB)"},
  152. };
  153. MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl);
  154. static inline u32 bnx2_tx_avail(struct bnx2 *bp)
  155. {
  156. u32 diff = TX_RING_IDX(bp->tx_prod) - TX_RING_IDX(bp->tx_cons);
  157. if (diff > MAX_TX_DESC_CNT)
  158. diff = (diff & MAX_TX_DESC_CNT) - 1;
  159. return (bp->tx_ring_size - diff);
  160. }
  161. static u32
  162. bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset)
  163. {
  164. REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset);
  165. return (REG_RD(bp, BNX2_PCICFG_REG_WINDOW));
  166. }
  167. static void
  168. bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val)
  169. {
  170. REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset);
  171. REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val);
  172. }
  173. static void
  174. bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val)
  175. {
  176. offset += cid_addr;
  177. REG_WR(bp, BNX2_CTX_DATA_ADR, offset);
  178. REG_WR(bp, BNX2_CTX_DATA, val);
  179. }
  180. static int
  181. bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val)
  182. {
  183. u32 val1;
  184. int i, ret;
  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. REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
  189. REG_RD(bp, BNX2_EMAC_MDIO_MODE);
  190. udelay(40);
  191. }
  192. val1 = (bp->phy_addr << 21) | (reg << 16) |
  193. BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT |
  194. BNX2_EMAC_MDIO_COMM_START_BUSY;
  195. REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1);
  196. for (i = 0; i < 50; i++) {
  197. udelay(10);
  198. val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM);
  199. if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) {
  200. udelay(5);
  201. val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM);
  202. val1 &= BNX2_EMAC_MDIO_COMM_DATA;
  203. break;
  204. }
  205. }
  206. if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) {
  207. *val = 0x0;
  208. ret = -EBUSY;
  209. }
  210. else {
  211. *val = val1;
  212. ret = 0;
  213. }
  214. if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
  215. val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
  216. val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL;
  217. REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
  218. REG_RD(bp, BNX2_EMAC_MDIO_MODE);
  219. udelay(40);
  220. }
  221. return ret;
  222. }
  223. static int
  224. bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val)
  225. {
  226. u32 val1;
  227. int i, ret;
  228. if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
  229. val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
  230. val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL;
  231. REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
  232. REG_RD(bp, BNX2_EMAC_MDIO_MODE);
  233. udelay(40);
  234. }
  235. val1 = (bp->phy_addr << 21) | (reg << 16) | val |
  236. BNX2_EMAC_MDIO_COMM_COMMAND_WRITE |
  237. BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT;
  238. REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1);
  239. for (i = 0; i < 50; i++) {
  240. udelay(10);
  241. val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM);
  242. if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) {
  243. udelay(5);
  244. break;
  245. }
  246. }
  247. if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)
  248. ret = -EBUSY;
  249. else
  250. ret = 0;
  251. if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) {
  252. val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE);
  253. val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL;
  254. REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1);
  255. REG_RD(bp, BNX2_EMAC_MDIO_MODE);
  256. udelay(40);
  257. }
  258. return ret;
  259. }
  260. static void
  261. bnx2_disable_int(struct bnx2 *bp)
  262. {
  263. REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
  264. BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
  265. REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD);
  266. }
  267. static void
  268. bnx2_enable_int(struct bnx2 *bp)
  269. {
  270. u32 val;
  271. REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
  272. BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | bp->last_status_idx);
  273. val = REG_RD(bp, BNX2_HC_COMMAND);
  274. REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW);
  275. }
  276. static void
  277. bnx2_disable_int_sync(struct bnx2 *bp)
  278. {
  279. atomic_inc(&bp->intr_sem);
  280. bnx2_disable_int(bp);
  281. synchronize_irq(bp->pdev->irq);
  282. }
  283. static void
  284. bnx2_netif_stop(struct bnx2 *bp)
  285. {
  286. bnx2_disable_int_sync(bp);
  287. if (netif_running(bp->dev)) {
  288. netif_poll_disable(bp->dev);
  289. netif_tx_disable(bp->dev);
  290. bp->dev->trans_start = jiffies; /* prevent tx timeout */
  291. }
  292. }
  293. static void
  294. bnx2_netif_start(struct bnx2 *bp)
  295. {
  296. if (atomic_dec_and_test(&bp->intr_sem)) {
  297. if (netif_running(bp->dev)) {
  298. netif_wake_queue(bp->dev);
  299. netif_poll_enable(bp->dev);
  300. bnx2_enable_int(bp);
  301. }
  302. }
  303. }
  304. static void
  305. bnx2_free_mem(struct bnx2 *bp)
  306. {
  307. if (bp->stats_blk) {
  308. pci_free_consistent(bp->pdev, sizeof(struct statistics_block),
  309. bp->stats_blk, bp->stats_blk_mapping);
  310. bp->stats_blk = NULL;
  311. }
  312. if (bp->status_blk) {
  313. pci_free_consistent(bp->pdev, sizeof(struct status_block),
  314. bp->status_blk, bp->status_blk_mapping);
  315. bp->status_blk = NULL;
  316. }
  317. if (bp->tx_desc_ring) {
  318. pci_free_consistent(bp->pdev,
  319. sizeof(struct tx_bd) * TX_DESC_CNT,
  320. bp->tx_desc_ring, bp->tx_desc_mapping);
  321. bp->tx_desc_ring = NULL;
  322. }
  323. kfree(bp->tx_buf_ring);
  324. bp->tx_buf_ring = NULL;
  325. if (bp->rx_desc_ring) {
  326. pci_free_consistent(bp->pdev,
  327. sizeof(struct rx_bd) * RX_DESC_CNT,
  328. bp->rx_desc_ring, bp->rx_desc_mapping);
  329. bp->rx_desc_ring = NULL;
  330. }
  331. kfree(bp->rx_buf_ring);
  332. bp->rx_buf_ring = NULL;
  333. }
  334. static int
  335. bnx2_alloc_mem(struct bnx2 *bp)
  336. {
  337. bp->tx_buf_ring = kmalloc(sizeof(struct sw_bd) * TX_DESC_CNT,
  338. GFP_KERNEL);
  339. if (bp->tx_buf_ring == NULL)
  340. return -ENOMEM;
  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. bp->rx_buf_ring = kmalloc(sizeof(struct sw_bd) * RX_DESC_CNT,
  349. GFP_KERNEL);
  350. if (bp->rx_buf_ring == NULL)
  351. goto alloc_mem_err;
  352. memset(bp->rx_buf_ring, 0, sizeof(struct sw_bd) * RX_DESC_CNT);
  353. bp->rx_desc_ring = pci_alloc_consistent(bp->pdev,
  354. sizeof(struct rx_bd) *
  355. RX_DESC_CNT,
  356. &bp->rx_desc_mapping);
  357. if (bp->rx_desc_ring == NULL)
  358. goto alloc_mem_err;
  359. bp->status_blk = pci_alloc_consistent(bp->pdev,
  360. sizeof(struct status_block),
  361. &bp->status_blk_mapping);
  362. if (bp->status_blk == NULL)
  363. goto alloc_mem_err;
  364. memset(bp->status_blk, 0, sizeof(struct status_block));
  365. bp->stats_blk = pci_alloc_consistent(bp->pdev,
  366. sizeof(struct statistics_block),
  367. &bp->stats_blk_mapping);
  368. if (bp->stats_blk == NULL)
  369. goto alloc_mem_err;
  370. memset(bp->stats_blk, 0, sizeof(struct statistics_block));
  371. return 0;
  372. alloc_mem_err:
  373. bnx2_free_mem(bp);
  374. return -ENOMEM;
  375. }
  376. static void
  377. bnx2_report_link(struct bnx2 *bp)
  378. {
  379. if (bp->link_up) {
  380. netif_carrier_on(bp->dev);
  381. printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name);
  382. printk("%d Mbps ", bp->line_speed);
  383. if (bp->duplex == DUPLEX_FULL)
  384. printk("full duplex");
  385. else
  386. printk("half duplex");
  387. if (bp->flow_ctrl) {
  388. if (bp->flow_ctrl & FLOW_CTRL_RX) {
  389. printk(", receive ");
  390. if (bp->flow_ctrl & FLOW_CTRL_TX)
  391. printk("& transmit ");
  392. }
  393. else {
  394. printk(", transmit ");
  395. }
  396. printk("flow control ON");
  397. }
  398. printk("\n");
  399. }
  400. else {
  401. netif_carrier_off(bp->dev);
  402. printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name);
  403. }
  404. }
  405. static void
  406. bnx2_resolve_flow_ctrl(struct bnx2 *bp)
  407. {
  408. u32 local_adv, remote_adv;
  409. bp->flow_ctrl = 0;
  410. if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) !=
  411. (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) {
  412. if (bp->duplex == DUPLEX_FULL) {
  413. bp->flow_ctrl = bp->req_flow_ctrl;
  414. }
  415. return;
  416. }
  417. if (bp->duplex != DUPLEX_FULL) {
  418. return;
  419. }
  420. if ((bp->phy_flags & PHY_SERDES_FLAG) &&
  421. (CHIP_NUM(bp) == CHIP_NUM_5708)) {
  422. u32 val;
  423. bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val);
  424. if (val & BCM5708S_1000X_STAT1_TX_PAUSE)
  425. bp->flow_ctrl |= FLOW_CTRL_TX;
  426. if (val & BCM5708S_1000X_STAT1_RX_PAUSE)
  427. bp->flow_ctrl |= FLOW_CTRL_RX;
  428. return;
  429. }
  430. bnx2_read_phy(bp, MII_ADVERTISE, &local_adv);
  431. bnx2_read_phy(bp, MII_LPA, &remote_adv);
  432. if (bp->phy_flags & PHY_SERDES_FLAG) {
  433. u32 new_local_adv = 0;
  434. u32 new_remote_adv = 0;
  435. if (local_adv & ADVERTISE_1000XPAUSE)
  436. new_local_adv |= ADVERTISE_PAUSE_CAP;
  437. if (local_adv & ADVERTISE_1000XPSE_ASYM)
  438. new_local_adv |= ADVERTISE_PAUSE_ASYM;
  439. if (remote_adv & ADVERTISE_1000XPAUSE)
  440. new_remote_adv |= ADVERTISE_PAUSE_CAP;
  441. if (remote_adv & ADVERTISE_1000XPSE_ASYM)
  442. new_remote_adv |= ADVERTISE_PAUSE_ASYM;
  443. local_adv = new_local_adv;
  444. remote_adv = new_remote_adv;
  445. }
  446. /* See Table 28B-3 of 802.3ab-1999 spec. */
  447. if (local_adv & ADVERTISE_PAUSE_CAP) {
  448. if(local_adv & ADVERTISE_PAUSE_ASYM) {
  449. if (remote_adv & ADVERTISE_PAUSE_CAP) {
  450. bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX;
  451. }
  452. else if (remote_adv & ADVERTISE_PAUSE_ASYM) {
  453. bp->flow_ctrl = FLOW_CTRL_RX;
  454. }
  455. }
  456. else {
  457. if (remote_adv & ADVERTISE_PAUSE_CAP) {
  458. bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX;
  459. }
  460. }
  461. }
  462. else if (local_adv & ADVERTISE_PAUSE_ASYM) {
  463. if ((remote_adv & ADVERTISE_PAUSE_CAP) &&
  464. (remote_adv & ADVERTISE_PAUSE_ASYM)) {
  465. bp->flow_ctrl = FLOW_CTRL_TX;
  466. }
  467. }
  468. }
  469. static int
  470. bnx2_5708s_linkup(struct bnx2 *bp)
  471. {
  472. u32 val;
  473. bp->link_up = 1;
  474. bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val);
  475. switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) {
  476. case BCM5708S_1000X_STAT1_SPEED_10:
  477. bp->line_speed = SPEED_10;
  478. break;
  479. case BCM5708S_1000X_STAT1_SPEED_100:
  480. bp->line_speed = SPEED_100;
  481. break;
  482. case BCM5708S_1000X_STAT1_SPEED_1G:
  483. bp->line_speed = SPEED_1000;
  484. break;
  485. case BCM5708S_1000X_STAT1_SPEED_2G5:
  486. bp->line_speed = SPEED_2500;
  487. break;
  488. }
  489. if (val & BCM5708S_1000X_STAT1_FD)
  490. bp->duplex = DUPLEX_FULL;
  491. else
  492. bp->duplex = DUPLEX_HALF;
  493. return 0;
  494. }
  495. static int
  496. bnx2_5706s_linkup(struct bnx2 *bp)
  497. {
  498. u32 bmcr, local_adv, remote_adv, common;
  499. bp->link_up = 1;
  500. bp->line_speed = SPEED_1000;
  501. bnx2_read_phy(bp, MII_BMCR, &bmcr);
  502. if (bmcr & BMCR_FULLDPLX) {
  503. bp->duplex = DUPLEX_FULL;
  504. }
  505. else {
  506. bp->duplex = DUPLEX_HALF;
  507. }
  508. if (!(bmcr & BMCR_ANENABLE)) {
  509. return 0;
  510. }
  511. bnx2_read_phy(bp, MII_ADVERTISE, &local_adv);
  512. bnx2_read_phy(bp, MII_LPA, &remote_adv);
  513. common = local_adv & remote_adv;
  514. if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) {
  515. if (common & ADVERTISE_1000XFULL) {
  516. bp->duplex = DUPLEX_FULL;
  517. }
  518. else {
  519. bp->duplex = DUPLEX_HALF;
  520. }
  521. }
  522. return 0;
  523. }
  524. static int
  525. bnx2_copper_linkup(struct bnx2 *bp)
  526. {
  527. u32 bmcr;
  528. bnx2_read_phy(bp, MII_BMCR, &bmcr);
  529. if (bmcr & BMCR_ANENABLE) {
  530. u32 local_adv, remote_adv, common;
  531. bnx2_read_phy(bp, MII_CTRL1000, &local_adv);
  532. bnx2_read_phy(bp, MII_STAT1000, &remote_adv);
  533. common = local_adv & (remote_adv >> 2);
  534. if (common & ADVERTISE_1000FULL) {
  535. bp->line_speed = SPEED_1000;
  536. bp->duplex = DUPLEX_FULL;
  537. }
  538. else if (common & ADVERTISE_1000HALF) {
  539. bp->line_speed = SPEED_1000;
  540. bp->duplex = DUPLEX_HALF;
  541. }
  542. else {
  543. bnx2_read_phy(bp, MII_ADVERTISE, &local_adv);
  544. bnx2_read_phy(bp, MII_LPA, &remote_adv);
  545. common = local_adv & remote_adv;
  546. if (common & ADVERTISE_100FULL) {
  547. bp->line_speed = SPEED_100;
  548. bp->duplex = DUPLEX_FULL;
  549. }
  550. else if (common & ADVERTISE_100HALF) {
  551. bp->line_speed = SPEED_100;
  552. bp->duplex = DUPLEX_HALF;
  553. }
  554. else if (common & ADVERTISE_10FULL) {
  555. bp->line_speed = SPEED_10;
  556. bp->duplex = DUPLEX_FULL;
  557. }
  558. else if (common & ADVERTISE_10HALF) {
  559. bp->line_speed = SPEED_10;
  560. bp->duplex = DUPLEX_HALF;
  561. }
  562. else {
  563. bp->line_speed = 0;
  564. bp->link_up = 0;
  565. }
  566. }
  567. }
  568. else {
  569. if (bmcr & BMCR_SPEED100) {
  570. bp->line_speed = SPEED_100;
  571. }
  572. else {
  573. bp->line_speed = SPEED_10;
  574. }
  575. if (bmcr & BMCR_FULLDPLX) {
  576. bp->duplex = DUPLEX_FULL;
  577. }
  578. else {
  579. bp->duplex = DUPLEX_HALF;
  580. }
  581. }
  582. return 0;
  583. }
  584. static int
  585. bnx2_set_mac_link(struct bnx2 *bp)
  586. {
  587. u32 val;
  588. REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620);
  589. if (bp->link_up && (bp->line_speed == SPEED_1000) &&
  590. (bp->duplex == DUPLEX_HALF)) {
  591. REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff);
  592. }
  593. /* Configure the EMAC mode register. */
  594. val = REG_RD(bp, BNX2_EMAC_MODE);
  595. val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX |
  596. BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK |
  597. BNX2_EMAC_MODE_25G);
  598. if (bp->link_up) {
  599. switch (bp->line_speed) {
  600. case SPEED_10:
  601. if (CHIP_NUM(bp) == CHIP_NUM_5708) {
  602. val |= BNX2_EMAC_MODE_PORT_MII_10;
  603. break;
  604. }
  605. /* fall through */
  606. case SPEED_100:
  607. val |= BNX2_EMAC_MODE_PORT_MII;
  608. break;
  609. case SPEED_2500:
  610. val |= BNX2_EMAC_MODE_25G;
  611. /* fall through */
  612. case SPEED_1000:
  613. val |= BNX2_EMAC_MODE_PORT_GMII;
  614. break;
  615. }
  616. }
  617. else {
  618. val |= BNX2_EMAC_MODE_PORT_GMII;
  619. }
  620. /* Set the MAC to operate in the appropriate duplex mode. */
  621. if (bp->duplex == DUPLEX_HALF)
  622. val |= BNX2_EMAC_MODE_HALF_DUPLEX;
  623. REG_WR(bp, BNX2_EMAC_MODE, val);
  624. /* Enable/disable rx PAUSE. */
  625. bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN;
  626. if (bp->flow_ctrl & FLOW_CTRL_RX)
  627. bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN;
  628. REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode);
  629. /* Enable/disable tx PAUSE. */
  630. val = REG_RD(bp, BNX2_EMAC_TX_MODE);
  631. val &= ~BNX2_EMAC_TX_MODE_FLOW_EN;
  632. if (bp->flow_ctrl & FLOW_CTRL_TX)
  633. val |= BNX2_EMAC_TX_MODE_FLOW_EN;
  634. REG_WR(bp, BNX2_EMAC_TX_MODE, val);
  635. /* Acknowledge the interrupt. */
  636. REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE);
  637. return 0;
  638. }
  639. static int
  640. bnx2_set_link(struct bnx2 *bp)
  641. {
  642. u32 bmsr;
  643. u8 link_up;
  644. if (bp->loopback == MAC_LOOPBACK) {
  645. bp->link_up = 1;
  646. return 0;
  647. }
  648. link_up = bp->link_up;
  649. bnx2_read_phy(bp, MII_BMSR, &bmsr);
  650. bnx2_read_phy(bp, MII_BMSR, &bmsr);
  651. if ((bp->phy_flags & PHY_SERDES_FLAG) &&
  652. (CHIP_NUM(bp) == CHIP_NUM_5706)) {
  653. u32 val;
  654. val = REG_RD(bp, BNX2_EMAC_STATUS);
  655. if (val & BNX2_EMAC_STATUS_LINK)
  656. bmsr |= BMSR_LSTATUS;
  657. else
  658. bmsr &= ~BMSR_LSTATUS;
  659. }
  660. if (bmsr & BMSR_LSTATUS) {
  661. bp->link_up = 1;
  662. if (bp->phy_flags & PHY_SERDES_FLAG) {
  663. if (CHIP_NUM(bp) == CHIP_NUM_5706)
  664. bnx2_5706s_linkup(bp);
  665. else if (CHIP_NUM(bp) == CHIP_NUM_5708)
  666. bnx2_5708s_linkup(bp);
  667. }
  668. else {
  669. bnx2_copper_linkup(bp);
  670. }
  671. bnx2_resolve_flow_ctrl(bp);
  672. }
  673. else {
  674. if ((bp->phy_flags & PHY_SERDES_FLAG) &&
  675. (bp->autoneg & AUTONEG_SPEED)) {
  676. u32 bmcr;
  677. bnx2_read_phy(bp, MII_BMCR, &bmcr);
  678. if (!(bmcr & BMCR_ANENABLE)) {
  679. bnx2_write_phy(bp, MII_BMCR, bmcr |
  680. BMCR_ANENABLE);
  681. }
  682. }
  683. bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
  684. bp->link_up = 0;
  685. }
  686. if (bp->link_up != link_up) {
  687. bnx2_report_link(bp);
  688. }
  689. bnx2_set_mac_link(bp);
  690. return 0;
  691. }
  692. static int
  693. bnx2_reset_phy(struct bnx2 *bp)
  694. {
  695. int i;
  696. u32 reg;
  697. bnx2_write_phy(bp, MII_BMCR, BMCR_RESET);
  698. #define PHY_RESET_MAX_WAIT 100
  699. for (i = 0; i < PHY_RESET_MAX_WAIT; i++) {
  700. udelay(10);
  701. bnx2_read_phy(bp, MII_BMCR, &reg);
  702. if (!(reg & BMCR_RESET)) {
  703. udelay(20);
  704. break;
  705. }
  706. }
  707. if (i == PHY_RESET_MAX_WAIT) {
  708. return -EBUSY;
  709. }
  710. return 0;
  711. }
  712. static u32
  713. bnx2_phy_get_pause_adv(struct bnx2 *bp)
  714. {
  715. u32 adv = 0;
  716. if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) ==
  717. (FLOW_CTRL_RX | FLOW_CTRL_TX)) {
  718. if (bp->phy_flags & PHY_SERDES_FLAG) {
  719. adv = ADVERTISE_1000XPAUSE;
  720. }
  721. else {
  722. adv = ADVERTISE_PAUSE_CAP;
  723. }
  724. }
  725. else if (bp->req_flow_ctrl & FLOW_CTRL_TX) {
  726. if (bp->phy_flags & PHY_SERDES_FLAG) {
  727. adv = ADVERTISE_1000XPSE_ASYM;
  728. }
  729. else {
  730. adv = ADVERTISE_PAUSE_ASYM;
  731. }
  732. }
  733. else if (bp->req_flow_ctrl & FLOW_CTRL_RX) {
  734. if (bp->phy_flags & PHY_SERDES_FLAG) {
  735. adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM;
  736. }
  737. else {
  738. adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
  739. }
  740. }
  741. return adv;
  742. }
  743. static int
  744. bnx2_setup_serdes_phy(struct bnx2 *bp)
  745. {
  746. u32 adv, bmcr, up1;
  747. u32 new_adv = 0;
  748. if (!(bp->autoneg & AUTONEG_SPEED)) {
  749. u32 new_bmcr;
  750. int force_link_down = 0;
  751. if (CHIP_NUM(bp) == CHIP_NUM_5708) {
  752. bnx2_read_phy(bp, BCM5708S_UP1, &up1);
  753. if (up1 & BCM5708S_UP1_2G5) {
  754. up1 &= ~BCM5708S_UP1_2G5;
  755. bnx2_write_phy(bp, BCM5708S_UP1, up1);
  756. force_link_down = 1;
  757. }
  758. }
  759. bnx2_read_phy(bp, MII_ADVERTISE, &adv);
  760. adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF);
  761. bnx2_read_phy(bp, MII_BMCR, &bmcr);
  762. new_bmcr = bmcr & ~BMCR_ANENABLE;
  763. new_bmcr |= BMCR_SPEED1000;
  764. if (bp->req_duplex == DUPLEX_FULL) {
  765. adv |= ADVERTISE_1000XFULL;
  766. new_bmcr |= BMCR_FULLDPLX;
  767. }
  768. else {
  769. adv |= ADVERTISE_1000XHALF;
  770. new_bmcr &= ~BMCR_FULLDPLX;
  771. }
  772. if ((new_bmcr != bmcr) || (force_link_down)) {
  773. /* Force a link down visible on the other side */
  774. if (bp->link_up) {
  775. bnx2_write_phy(bp, MII_ADVERTISE, adv &
  776. ~(ADVERTISE_1000XFULL |
  777. ADVERTISE_1000XHALF));
  778. bnx2_write_phy(bp, MII_BMCR, bmcr |
  779. BMCR_ANRESTART | BMCR_ANENABLE);
  780. bp->link_up = 0;
  781. netif_carrier_off(bp->dev);
  782. bnx2_write_phy(bp, MII_BMCR, new_bmcr);
  783. }
  784. bnx2_write_phy(bp, MII_ADVERTISE, adv);
  785. bnx2_write_phy(bp, MII_BMCR, new_bmcr);
  786. }
  787. return 0;
  788. }
  789. if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) {
  790. bnx2_read_phy(bp, BCM5708S_UP1, &up1);
  791. up1 |= BCM5708S_UP1_2G5;
  792. bnx2_write_phy(bp, BCM5708S_UP1, up1);
  793. }
  794. if (bp->advertising & ADVERTISED_1000baseT_Full)
  795. new_adv |= ADVERTISE_1000XFULL;
  796. new_adv |= bnx2_phy_get_pause_adv(bp);
  797. bnx2_read_phy(bp, MII_ADVERTISE, &adv);
  798. bnx2_read_phy(bp, MII_BMCR, &bmcr);
  799. bp->serdes_an_pending = 0;
  800. if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) {
  801. /* Force a link down visible on the other side */
  802. if (bp->link_up) {
  803. int i;
  804. bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK);
  805. for (i = 0; i < 110; i++) {
  806. udelay(100);
  807. }
  808. }
  809. bnx2_write_phy(bp, MII_ADVERTISE, new_adv);
  810. bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART |
  811. BMCR_ANENABLE);
  812. if (CHIP_NUM(bp) == CHIP_NUM_5706) {
  813. /* Speed up link-up time when the link partner
  814. * does not autonegotiate which is very common
  815. * in blade servers. Some blade servers use
  816. * IPMI for kerboard input and it's important
  817. * to minimize link disruptions. Autoneg. involves
  818. * exchanging base pages plus 3 next pages and
  819. * normally completes in about 120 msec.
  820. */
  821. bp->current_interval = SERDES_AN_TIMEOUT;
  822. bp->serdes_an_pending = 1;
  823. mod_timer(&bp->timer, jiffies + bp->current_interval);
  824. }
  825. }
  826. return 0;
  827. }
  828. #define ETHTOOL_ALL_FIBRE_SPEED \
  829. (ADVERTISED_1000baseT_Full)
  830. #define ETHTOOL_ALL_COPPER_SPEED \
  831. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \
  832. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \
  833. ADVERTISED_1000baseT_Full)
  834. #define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \
  835. ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA)
  836. #define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL)
  837. static int
  838. bnx2_setup_copper_phy(struct bnx2 *bp)
  839. {
  840. u32 bmcr;
  841. u32 new_bmcr;
  842. bnx2_read_phy(bp, MII_BMCR, &bmcr);
  843. if (bp->autoneg & AUTONEG_SPEED) {
  844. u32 adv_reg, adv1000_reg;
  845. u32 new_adv_reg = 0;
  846. u32 new_adv1000_reg = 0;
  847. bnx2_read_phy(bp, MII_ADVERTISE, &adv_reg);
  848. adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP |
  849. ADVERTISE_PAUSE_ASYM);
  850. bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg);
  851. adv1000_reg &= PHY_ALL_1000_SPEED;
  852. if (bp->advertising & ADVERTISED_10baseT_Half)
  853. new_adv_reg |= ADVERTISE_10HALF;
  854. if (bp->advertising & ADVERTISED_10baseT_Full)
  855. new_adv_reg |= ADVERTISE_10FULL;
  856. if (bp->advertising & ADVERTISED_100baseT_Half)
  857. new_adv_reg |= ADVERTISE_100HALF;
  858. if (bp->advertising & ADVERTISED_100baseT_Full)
  859. new_adv_reg |= ADVERTISE_100FULL;
  860. if (bp->advertising & ADVERTISED_1000baseT_Full)
  861. new_adv1000_reg |= ADVERTISE_1000FULL;
  862. new_adv_reg |= ADVERTISE_CSMA;
  863. new_adv_reg |= bnx2_phy_get_pause_adv(bp);
  864. if ((adv1000_reg != new_adv1000_reg) ||
  865. (adv_reg != new_adv_reg) ||
  866. ((bmcr & BMCR_ANENABLE) == 0)) {
  867. bnx2_write_phy(bp, MII_ADVERTISE, new_adv_reg);
  868. bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg);
  869. bnx2_write_phy(bp, MII_BMCR, BMCR_ANRESTART |
  870. BMCR_ANENABLE);
  871. }
  872. else if (bp->link_up) {
  873. /* Flow ctrl may have changed from auto to forced */
  874. /* or vice-versa. */
  875. bnx2_resolve_flow_ctrl(bp);
  876. bnx2_set_mac_link(bp);
  877. }
  878. return 0;
  879. }
  880. new_bmcr = 0;
  881. if (bp->req_line_speed == SPEED_100) {
  882. new_bmcr |= BMCR_SPEED100;
  883. }
  884. if (bp->req_duplex == DUPLEX_FULL) {
  885. new_bmcr |= BMCR_FULLDPLX;
  886. }
  887. if (new_bmcr != bmcr) {
  888. u32 bmsr;
  889. int i = 0;
  890. bnx2_read_phy(bp, MII_BMSR, &bmsr);
  891. bnx2_read_phy(bp, MII_BMSR, &bmsr);
  892. if (bmsr & BMSR_LSTATUS) {
  893. /* Force link down */
  894. bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK);
  895. do {
  896. udelay(100);
  897. bnx2_read_phy(bp, MII_BMSR, &bmsr);
  898. bnx2_read_phy(bp, MII_BMSR, &bmsr);
  899. i++;
  900. } while ((bmsr & BMSR_LSTATUS) && (i < 620));
  901. }
  902. bnx2_write_phy(bp, MII_BMCR, new_bmcr);
  903. /* Normally, the new speed is setup after the link has
  904. * gone down and up again. In some cases, link will not go
  905. * down so we need to set up the new speed here.
  906. */
  907. if (bmsr & BMSR_LSTATUS) {
  908. bp->line_speed = bp->req_line_speed;
  909. bp->duplex = bp->req_duplex;
  910. bnx2_resolve_flow_ctrl(bp);
  911. bnx2_set_mac_link(bp);
  912. }
  913. }
  914. return 0;
  915. }
  916. static int
  917. bnx2_setup_phy(struct bnx2 *bp)
  918. {
  919. if (bp->loopback == MAC_LOOPBACK)
  920. return 0;
  921. if (bp->phy_flags & PHY_SERDES_FLAG) {
  922. return (bnx2_setup_serdes_phy(bp));
  923. }
  924. else {
  925. return (bnx2_setup_copper_phy(bp));
  926. }
  927. }
  928. static int
  929. bnx2_init_5708s_phy(struct bnx2 *bp)
  930. {
  931. u32 val;
  932. bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3);
  933. bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE);
  934. bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG);
  935. bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val);
  936. val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN;
  937. bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val);
  938. bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val);
  939. val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN;
  940. bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val);
  941. if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) {
  942. bnx2_read_phy(bp, BCM5708S_UP1, &val);
  943. val |= BCM5708S_UP1_2G5;
  944. bnx2_write_phy(bp, BCM5708S_UP1, val);
  945. }
  946. if ((CHIP_ID(bp) == CHIP_ID_5708_A0) ||
  947. (CHIP_ID(bp) == CHIP_ID_5708_B0)) {
  948. /* increase tx signal amplitude */
  949. bnx2_write_phy(bp, BCM5708S_BLK_ADDR,
  950. BCM5708S_BLK_ADDR_TX_MISC);
  951. bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val);
  952. val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM;
  953. bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val);
  954. bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG);
  955. }
  956. val = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_PORT_HW_CFG_CONFIG) &
  957. BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK;
  958. if (val) {
  959. u32 is_backplane;
  960. is_backplane = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE +
  961. BNX2_SHARED_HW_CFG_CONFIG);
  962. if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) {
  963. bnx2_write_phy(bp, BCM5708S_BLK_ADDR,
  964. BCM5708S_BLK_ADDR_TX_MISC);
  965. bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val);
  966. bnx2_write_phy(bp, BCM5708S_BLK_ADDR,
  967. BCM5708S_BLK_ADDR_DIG);
  968. }
  969. }
  970. return 0;
  971. }
  972. static int
  973. bnx2_init_5706s_phy(struct bnx2 *bp)
  974. {
  975. bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
  976. if (CHIP_NUM(bp) == CHIP_NUM_5706) {
  977. REG_WR(bp, BNX2_MISC_UNUSED0, 0x300);
  978. }
  979. if (bp->dev->mtu > 1500) {
  980. u32 val;
  981. /* Set extended packet length bit */
  982. bnx2_write_phy(bp, 0x18, 0x7);
  983. bnx2_read_phy(bp, 0x18, &val);
  984. bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000);
  985. bnx2_write_phy(bp, 0x1c, 0x6c00);
  986. bnx2_read_phy(bp, 0x1c, &val);
  987. bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02);
  988. }
  989. else {
  990. u32 val;
  991. bnx2_write_phy(bp, 0x18, 0x7);
  992. bnx2_read_phy(bp, 0x18, &val);
  993. bnx2_write_phy(bp, 0x18, val & ~0x4007);
  994. bnx2_write_phy(bp, 0x1c, 0x6c00);
  995. bnx2_read_phy(bp, 0x1c, &val);
  996. bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00);
  997. }
  998. return 0;
  999. }
  1000. static int
  1001. bnx2_init_copper_phy(struct bnx2 *bp)
  1002. {
  1003. u32 val;
  1004. bp->phy_flags |= PHY_CRC_FIX_FLAG;
  1005. if (bp->phy_flags & PHY_CRC_FIX_FLAG) {
  1006. bnx2_write_phy(bp, 0x18, 0x0c00);
  1007. bnx2_write_phy(bp, 0x17, 0x000a);
  1008. bnx2_write_phy(bp, 0x15, 0x310b);
  1009. bnx2_write_phy(bp, 0x17, 0x201f);
  1010. bnx2_write_phy(bp, 0x15, 0x9506);
  1011. bnx2_write_phy(bp, 0x17, 0x401f);
  1012. bnx2_write_phy(bp, 0x15, 0x14e2);
  1013. bnx2_write_phy(bp, 0x18, 0x0400);
  1014. }
  1015. if (bp->dev->mtu > 1500) {
  1016. /* Set extended packet length bit */
  1017. bnx2_write_phy(bp, 0x18, 0x7);
  1018. bnx2_read_phy(bp, 0x18, &val);
  1019. bnx2_write_phy(bp, 0x18, val | 0x4000);
  1020. bnx2_read_phy(bp, 0x10, &val);
  1021. bnx2_write_phy(bp, 0x10, val | 0x1);
  1022. }
  1023. else {
  1024. bnx2_write_phy(bp, 0x18, 0x7);
  1025. bnx2_read_phy(bp, 0x18, &val);
  1026. bnx2_write_phy(bp, 0x18, val & ~0x4007);
  1027. bnx2_read_phy(bp, 0x10, &val);
  1028. bnx2_write_phy(bp, 0x10, val & ~0x1);
  1029. }
  1030. /* ethernet@wirespeed */
  1031. bnx2_write_phy(bp, 0x18, 0x7007);
  1032. bnx2_read_phy(bp, 0x18, &val);
  1033. bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4));
  1034. return 0;
  1035. }
  1036. static int
  1037. bnx2_init_phy(struct bnx2 *bp)
  1038. {
  1039. u32 val;
  1040. int rc = 0;
  1041. bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG;
  1042. bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG;
  1043. REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK);
  1044. bnx2_reset_phy(bp);
  1045. bnx2_read_phy(bp, MII_PHYSID1, &val);
  1046. bp->phy_id = val << 16;
  1047. bnx2_read_phy(bp, MII_PHYSID2, &val);
  1048. bp->phy_id |= val & 0xffff;
  1049. if (bp->phy_flags & PHY_SERDES_FLAG) {
  1050. if (CHIP_NUM(bp) == CHIP_NUM_5706)
  1051. rc = bnx2_init_5706s_phy(bp);
  1052. else if (CHIP_NUM(bp) == CHIP_NUM_5708)
  1053. rc = bnx2_init_5708s_phy(bp);
  1054. }
  1055. else {
  1056. rc = bnx2_init_copper_phy(bp);
  1057. }
  1058. bnx2_setup_phy(bp);
  1059. return rc;
  1060. }
  1061. static int
  1062. bnx2_set_mac_loopback(struct bnx2 *bp)
  1063. {
  1064. u32 mac_mode;
  1065. mac_mode = REG_RD(bp, BNX2_EMAC_MODE);
  1066. mac_mode &= ~BNX2_EMAC_MODE_PORT;
  1067. mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK;
  1068. REG_WR(bp, BNX2_EMAC_MODE, mac_mode);
  1069. bp->link_up = 1;
  1070. return 0;
  1071. }
  1072. static int
  1073. bnx2_fw_sync(struct bnx2 *bp, u32 msg_data)
  1074. {
  1075. int i;
  1076. u32 val;
  1077. if (bp->fw_timed_out)
  1078. return -EBUSY;
  1079. bp->fw_wr_seq++;
  1080. msg_data |= bp->fw_wr_seq;
  1081. REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_MB, msg_data);
  1082. /* wait for an acknowledgement. */
  1083. for (i = 0; i < (FW_ACK_TIME_OUT_MS * 1000)/5; i++) {
  1084. udelay(5);
  1085. val = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_FW_MB);
  1086. if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ))
  1087. break;
  1088. }
  1089. /* If we timed out, inform the firmware that this is the case. */
  1090. if (((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) &&
  1091. ((msg_data & BNX2_DRV_MSG_DATA) != BNX2_DRV_MSG_DATA_WAIT0)) {
  1092. msg_data &= ~BNX2_DRV_MSG_CODE;
  1093. msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT;
  1094. REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_MB, msg_data);
  1095. bp->fw_timed_out = 1;
  1096. return -EBUSY;
  1097. }
  1098. return 0;
  1099. }
  1100. static void
  1101. bnx2_init_context(struct bnx2 *bp)
  1102. {
  1103. u32 vcid;
  1104. vcid = 96;
  1105. while (vcid) {
  1106. u32 vcid_addr, pcid_addr, offset;
  1107. vcid--;
  1108. if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
  1109. u32 new_vcid;
  1110. vcid_addr = GET_PCID_ADDR(vcid);
  1111. if (vcid & 0x8) {
  1112. new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7);
  1113. }
  1114. else {
  1115. new_vcid = vcid;
  1116. }
  1117. pcid_addr = GET_PCID_ADDR(new_vcid);
  1118. }
  1119. else {
  1120. vcid_addr = GET_CID_ADDR(vcid);
  1121. pcid_addr = vcid_addr;
  1122. }
  1123. REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00);
  1124. REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr);
  1125. /* Zero out the context. */
  1126. for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) {
  1127. CTX_WR(bp, 0x00, offset, 0);
  1128. }
  1129. REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr);
  1130. REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr);
  1131. }
  1132. }
  1133. static int
  1134. bnx2_alloc_bad_rbuf(struct bnx2 *bp)
  1135. {
  1136. u16 *good_mbuf;
  1137. u32 good_mbuf_cnt;
  1138. u32 val;
  1139. good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL);
  1140. if (good_mbuf == NULL) {
  1141. printk(KERN_ERR PFX "Failed to allocate memory in "
  1142. "bnx2_alloc_bad_rbuf\n");
  1143. return -ENOMEM;
  1144. }
  1145. REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS,
  1146. BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE);
  1147. good_mbuf_cnt = 0;
  1148. /* Allocate a bunch of mbufs and save the good ones in an array. */
  1149. val = REG_RD_IND(bp, BNX2_RBUF_STATUS1);
  1150. while (val & BNX2_RBUF_STATUS1_FREE_COUNT) {
  1151. REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ);
  1152. val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC);
  1153. val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE;
  1154. /* The addresses with Bit 9 set are bad memory blocks. */
  1155. if (!(val & (1 << 9))) {
  1156. good_mbuf[good_mbuf_cnt] = (u16) val;
  1157. good_mbuf_cnt++;
  1158. }
  1159. val = REG_RD_IND(bp, BNX2_RBUF_STATUS1);
  1160. }
  1161. /* Free the good ones back to the mbuf pool thus discarding
  1162. * all the bad ones. */
  1163. while (good_mbuf_cnt) {
  1164. good_mbuf_cnt--;
  1165. val = good_mbuf[good_mbuf_cnt];
  1166. val = (val << 9) | val | 1;
  1167. REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val);
  1168. }
  1169. kfree(good_mbuf);
  1170. return 0;
  1171. }
  1172. static void
  1173. bnx2_set_mac_addr(struct bnx2 *bp)
  1174. {
  1175. u32 val;
  1176. u8 *mac_addr = bp->dev->dev_addr;
  1177. val = (mac_addr[0] << 8) | mac_addr[1];
  1178. REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val);
  1179. val = (mac_addr[2] << 24) | (mac_addr[3] << 16) |
  1180. (mac_addr[4] << 8) | mac_addr[5];
  1181. REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val);
  1182. }
  1183. static inline int
  1184. bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index)
  1185. {
  1186. struct sk_buff *skb;
  1187. struct sw_bd *rx_buf = &bp->rx_buf_ring[index];
  1188. dma_addr_t mapping;
  1189. struct rx_bd *rxbd = &bp->rx_desc_ring[index];
  1190. unsigned long align;
  1191. skb = dev_alloc_skb(bp->rx_buf_size);
  1192. if (skb == NULL) {
  1193. return -ENOMEM;
  1194. }
  1195. if (unlikely((align = (unsigned long) skb->data & 0x7))) {
  1196. skb_reserve(skb, 8 - align);
  1197. }
  1198. skb->dev = bp->dev;
  1199. mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size,
  1200. PCI_DMA_FROMDEVICE);
  1201. rx_buf->skb = skb;
  1202. pci_unmap_addr_set(rx_buf, mapping, mapping);
  1203. rxbd->rx_bd_haddr_hi = (u64) mapping >> 32;
  1204. rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff;
  1205. bp->rx_prod_bseq += bp->rx_buf_use_size;
  1206. return 0;
  1207. }
  1208. static void
  1209. bnx2_phy_int(struct bnx2 *bp)
  1210. {
  1211. u32 new_link_state, old_link_state;
  1212. new_link_state = bp->status_blk->status_attn_bits &
  1213. STATUS_ATTN_BITS_LINK_STATE;
  1214. old_link_state = bp->status_blk->status_attn_bits_ack &
  1215. STATUS_ATTN_BITS_LINK_STATE;
  1216. if (new_link_state != old_link_state) {
  1217. if (new_link_state) {
  1218. REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD,
  1219. STATUS_ATTN_BITS_LINK_STATE);
  1220. }
  1221. else {
  1222. REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD,
  1223. STATUS_ATTN_BITS_LINK_STATE);
  1224. }
  1225. bnx2_set_link(bp);
  1226. }
  1227. }
  1228. static void
  1229. bnx2_tx_int(struct bnx2 *bp)
  1230. {
  1231. u16 hw_cons, sw_cons, sw_ring_cons;
  1232. int tx_free_bd = 0;
  1233. hw_cons = bp->status_blk->status_tx_quick_consumer_index0;
  1234. if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) {
  1235. hw_cons++;
  1236. }
  1237. sw_cons = bp->tx_cons;
  1238. while (sw_cons != hw_cons) {
  1239. struct sw_bd *tx_buf;
  1240. struct sk_buff *skb;
  1241. int i, last;
  1242. sw_ring_cons = TX_RING_IDX(sw_cons);
  1243. tx_buf = &bp->tx_buf_ring[sw_ring_cons];
  1244. skb = tx_buf->skb;
  1245. #ifdef BCM_TSO
  1246. /* partial BD completions possible with TSO packets */
  1247. if (skb_shinfo(skb)->tso_size) {
  1248. u16 last_idx, last_ring_idx;
  1249. last_idx = sw_cons +
  1250. skb_shinfo(skb)->nr_frags + 1;
  1251. last_ring_idx = sw_ring_cons +
  1252. skb_shinfo(skb)->nr_frags + 1;
  1253. if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) {
  1254. last_idx++;
  1255. }
  1256. if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) {
  1257. break;
  1258. }
  1259. }
  1260. #endif
  1261. pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping),
  1262. skb_headlen(skb), PCI_DMA_TODEVICE);
  1263. tx_buf->skb = NULL;
  1264. last = skb_shinfo(skb)->nr_frags;
  1265. for (i = 0; i < last; i++) {
  1266. sw_cons = NEXT_TX_BD(sw_cons);
  1267. pci_unmap_page(bp->pdev,
  1268. pci_unmap_addr(
  1269. &bp->tx_buf_ring[TX_RING_IDX(sw_cons)],
  1270. mapping),
  1271. skb_shinfo(skb)->frags[i].size,
  1272. PCI_DMA_TODEVICE);
  1273. }
  1274. sw_cons = NEXT_TX_BD(sw_cons);
  1275. tx_free_bd += last + 1;
  1276. dev_kfree_skb_irq(skb);
  1277. hw_cons = bp->status_blk->status_tx_quick_consumer_index0;
  1278. if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) {
  1279. hw_cons++;
  1280. }
  1281. }
  1282. bp->tx_cons = sw_cons;
  1283. if (unlikely(netif_queue_stopped(bp->dev))) {
  1284. spin_lock(&bp->tx_lock);
  1285. if ((netif_queue_stopped(bp->dev)) &&
  1286. (bnx2_tx_avail(bp) > MAX_SKB_FRAGS)) {
  1287. netif_wake_queue(bp->dev);
  1288. }
  1289. spin_unlock(&bp->tx_lock);
  1290. }
  1291. }
  1292. static inline void
  1293. bnx2_reuse_rx_skb(struct bnx2 *bp, struct sk_buff *skb,
  1294. u16 cons, u16 prod)
  1295. {
  1296. struct sw_bd *cons_rx_buf = &bp->rx_buf_ring[cons];
  1297. struct sw_bd *prod_rx_buf = &bp->rx_buf_ring[prod];
  1298. struct rx_bd *cons_bd = &bp->rx_desc_ring[cons];
  1299. struct rx_bd *prod_bd = &bp->rx_desc_ring[prod];
  1300. pci_dma_sync_single_for_device(bp->pdev,
  1301. pci_unmap_addr(cons_rx_buf, mapping),
  1302. bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE);
  1303. prod_rx_buf->skb = cons_rx_buf->skb;
  1304. pci_unmap_addr_set(prod_rx_buf, mapping,
  1305. pci_unmap_addr(cons_rx_buf, mapping));
  1306. memcpy(prod_bd, cons_bd, 8);
  1307. bp->rx_prod_bseq += bp->rx_buf_use_size;
  1308. }
  1309. static int
  1310. bnx2_rx_int(struct bnx2 *bp, int budget)
  1311. {
  1312. u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod;
  1313. struct l2_fhdr *rx_hdr;
  1314. int rx_pkt = 0;
  1315. hw_cons = bp->status_blk->status_rx_quick_consumer_index0;
  1316. if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) {
  1317. hw_cons++;
  1318. }
  1319. sw_cons = bp->rx_cons;
  1320. sw_prod = bp->rx_prod;
  1321. /* Memory barrier necessary as speculative reads of the rx
  1322. * buffer can be ahead of the index in the status block
  1323. */
  1324. rmb();
  1325. while (sw_cons != hw_cons) {
  1326. unsigned int len;
  1327. u16 status;
  1328. struct sw_bd *rx_buf;
  1329. struct sk_buff *skb;
  1330. sw_ring_cons = RX_RING_IDX(sw_cons);
  1331. sw_ring_prod = RX_RING_IDX(sw_prod);
  1332. rx_buf = &bp->rx_buf_ring[sw_ring_cons];
  1333. skb = rx_buf->skb;
  1334. pci_dma_sync_single_for_cpu(bp->pdev,
  1335. pci_unmap_addr(rx_buf, mapping),
  1336. bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE);
  1337. rx_hdr = (struct l2_fhdr *) skb->data;
  1338. len = rx_hdr->l2_fhdr_pkt_len - 4;
  1339. if (rx_hdr->l2_fhdr_errors &
  1340. (L2_FHDR_ERRORS_BAD_CRC |
  1341. L2_FHDR_ERRORS_PHY_DECODE |
  1342. L2_FHDR_ERRORS_ALIGNMENT |
  1343. L2_FHDR_ERRORS_TOO_SHORT |
  1344. L2_FHDR_ERRORS_GIANT_FRAME)) {
  1345. goto reuse_rx;
  1346. }
  1347. /* Since we don't have a jumbo ring, copy small packets
  1348. * if mtu > 1500
  1349. */
  1350. if ((bp->dev->mtu > 1500) && (len <= RX_COPY_THRESH)) {
  1351. struct sk_buff *new_skb;
  1352. new_skb = dev_alloc_skb(len + 2);
  1353. if (new_skb == NULL)
  1354. goto reuse_rx;
  1355. /* aligned copy */
  1356. memcpy(new_skb->data,
  1357. skb->data + bp->rx_offset - 2,
  1358. len + 2);
  1359. skb_reserve(new_skb, 2);
  1360. skb_put(new_skb, len);
  1361. new_skb->dev = bp->dev;
  1362. bnx2_reuse_rx_skb(bp, skb,
  1363. sw_ring_cons, sw_ring_prod);
  1364. skb = new_skb;
  1365. }
  1366. else if (bnx2_alloc_rx_skb(bp, sw_ring_prod) == 0) {
  1367. pci_unmap_single(bp->pdev,
  1368. pci_unmap_addr(rx_buf, mapping),
  1369. bp->rx_buf_use_size, PCI_DMA_FROMDEVICE);
  1370. skb_reserve(skb, bp->rx_offset);
  1371. skb_put(skb, len);
  1372. }
  1373. else {
  1374. reuse_rx:
  1375. bnx2_reuse_rx_skb(bp, skb,
  1376. sw_ring_cons, sw_ring_prod);
  1377. goto next_rx;
  1378. }
  1379. skb->protocol = eth_type_trans(skb, bp->dev);
  1380. if ((len > (bp->dev->mtu + ETH_HLEN)) &&
  1381. (htons(skb->protocol) != 0x8100)) {
  1382. dev_kfree_skb_irq(skb);
  1383. goto next_rx;
  1384. }
  1385. status = rx_hdr->l2_fhdr_status;
  1386. skb->ip_summed = CHECKSUM_NONE;
  1387. if (bp->rx_csum &&
  1388. (status & (L2_FHDR_STATUS_TCP_SEGMENT |
  1389. L2_FHDR_STATUS_UDP_DATAGRAM))) {
  1390. u16 cksum = rx_hdr->l2_fhdr_tcp_udp_xsum;
  1391. if (cksum == 0xffff)
  1392. skb->ip_summed = CHECKSUM_UNNECESSARY;
  1393. }
  1394. #ifdef BCM_VLAN
  1395. if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) {
  1396. vlan_hwaccel_receive_skb(skb, bp->vlgrp,
  1397. rx_hdr->l2_fhdr_vlan_tag);
  1398. }
  1399. else
  1400. #endif
  1401. netif_receive_skb(skb);
  1402. bp->dev->last_rx = jiffies;
  1403. rx_pkt++;
  1404. next_rx:
  1405. rx_buf->skb = NULL;
  1406. sw_cons = NEXT_RX_BD(sw_cons);
  1407. sw_prod = NEXT_RX_BD(sw_prod);
  1408. if ((rx_pkt == budget))
  1409. break;
  1410. }
  1411. bp->rx_cons = sw_cons;
  1412. bp->rx_prod = sw_prod;
  1413. REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod);
  1414. REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq);
  1415. mmiowb();
  1416. return rx_pkt;
  1417. }
  1418. /* MSI ISR - The only difference between this and the INTx ISR
  1419. * is that the MSI interrupt is always serviced.
  1420. */
  1421. static irqreturn_t
  1422. bnx2_msi(int irq, void *dev_instance, struct pt_regs *regs)
  1423. {
  1424. struct net_device *dev = dev_instance;
  1425. struct bnx2 *bp = dev->priv;
  1426. prefetch(bp->status_blk);
  1427. REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
  1428. BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM |
  1429. BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
  1430. /* Return here if interrupt is disabled. */
  1431. if (unlikely(atomic_read(&bp->intr_sem) != 0))
  1432. return IRQ_HANDLED;
  1433. netif_rx_schedule(dev);
  1434. return IRQ_HANDLED;
  1435. }
  1436. static irqreturn_t
  1437. bnx2_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
  1438. {
  1439. struct net_device *dev = dev_instance;
  1440. struct bnx2 *bp = dev->priv;
  1441. /* When using INTx, it is possible for the interrupt to arrive
  1442. * at the CPU before the status block posted prior to the
  1443. * interrupt. Reading a register will flush the status block.
  1444. * When using MSI, the MSI message will always complete after
  1445. * the status block write.
  1446. */
  1447. if ((bp->status_blk->status_idx == bp->last_status_idx) &&
  1448. (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) &
  1449. BNX2_PCICFG_MISC_STATUS_INTA_VALUE))
  1450. return IRQ_NONE;
  1451. REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
  1452. BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM |
  1453. BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
  1454. /* Return here if interrupt is shared and is disabled. */
  1455. if (unlikely(atomic_read(&bp->intr_sem) != 0))
  1456. return IRQ_HANDLED;
  1457. netif_rx_schedule(dev);
  1458. return IRQ_HANDLED;
  1459. }
  1460. static int
  1461. bnx2_poll(struct net_device *dev, int *budget)
  1462. {
  1463. struct bnx2 *bp = dev->priv;
  1464. int rx_done = 1;
  1465. bp->last_status_idx = bp->status_blk->status_idx;
  1466. rmb();
  1467. if ((bp->status_blk->status_attn_bits &
  1468. STATUS_ATTN_BITS_LINK_STATE) !=
  1469. (bp->status_blk->status_attn_bits_ack &
  1470. STATUS_ATTN_BITS_LINK_STATE)) {
  1471. spin_lock(&bp->phy_lock);
  1472. bnx2_phy_int(bp);
  1473. spin_unlock(&bp->phy_lock);
  1474. }
  1475. if (bp->status_blk->status_tx_quick_consumer_index0 != bp->tx_cons) {
  1476. bnx2_tx_int(bp);
  1477. }
  1478. if (bp->status_blk->status_rx_quick_consumer_index0 != bp->rx_cons) {
  1479. int orig_budget = *budget;
  1480. int work_done;
  1481. if (orig_budget > dev->quota)
  1482. orig_budget = dev->quota;
  1483. work_done = bnx2_rx_int(bp, orig_budget);
  1484. *budget -= work_done;
  1485. dev->quota -= work_done;
  1486. if (work_done >= orig_budget) {
  1487. rx_done = 0;
  1488. }
  1489. }
  1490. if (rx_done) {
  1491. netif_rx_complete(dev);
  1492. REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
  1493. BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID |
  1494. bp->last_status_idx);
  1495. return 0;
  1496. }
  1497. return 1;
  1498. }
  1499. /* Called with rtnl_lock from vlan functions and also dev->xmit_lock
  1500. * from set_multicast.
  1501. */
  1502. static void
  1503. bnx2_set_rx_mode(struct net_device *dev)
  1504. {
  1505. struct bnx2 *bp = dev->priv;
  1506. u32 rx_mode, sort_mode;
  1507. int i;
  1508. spin_lock_bh(&bp->phy_lock);
  1509. rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS |
  1510. BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG);
  1511. sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN;
  1512. #ifdef BCM_VLAN
  1513. if (!bp->vlgrp) {
  1514. rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG;
  1515. }
  1516. #else
  1517. rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG;
  1518. #endif
  1519. if (dev->flags & IFF_PROMISC) {
  1520. /* Promiscuous mode. */
  1521. rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS;
  1522. sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN;
  1523. }
  1524. else if (dev->flags & IFF_ALLMULTI) {
  1525. for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
  1526. REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4),
  1527. 0xffffffff);
  1528. }
  1529. sort_mode |= BNX2_RPM_SORT_USER0_MC_EN;
  1530. }
  1531. else {
  1532. /* Accept one or more multicast(s). */
  1533. struct dev_mc_list *mclist;
  1534. u32 mc_filter[NUM_MC_HASH_REGISTERS];
  1535. u32 regidx;
  1536. u32 bit;
  1537. u32 crc;
  1538. memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS);
  1539. for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
  1540. i++, mclist = mclist->next) {
  1541. crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr);
  1542. bit = crc & 0xff;
  1543. regidx = (bit & 0xe0) >> 5;
  1544. bit &= 0x1f;
  1545. mc_filter[regidx] |= (1 << bit);
  1546. }
  1547. for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
  1548. REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4),
  1549. mc_filter[i]);
  1550. }
  1551. sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN;
  1552. }
  1553. if (rx_mode != bp->rx_mode) {
  1554. bp->rx_mode = rx_mode;
  1555. REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode);
  1556. }
  1557. REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0);
  1558. REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode);
  1559. REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA);
  1560. spin_unlock_bh(&bp->phy_lock);
  1561. }
  1562. static void
  1563. load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len,
  1564. u32 rv2p_proc)
  1565. {
  1566. int i;
  1567. u32 val;
  1568. for (i = 0; i < rv2p_code_len; i += 8) {
  1569. REG_WR(bp, BNX2_RV2P_INSTR_HIGH, *rv2p_code);
  1570. rv2p_code++;
  1571. REG_WR(bp, BNX2_RV2P_INSTR_LOW, *rv2p_code);
  1572. rv2p_code++;
  1573. if (rv2p_proc == RV2P_PROC1) {
  1574. val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR;
  1575. REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val);
  1576. }
  1577. else {
  1578. val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR;
  1579. REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val);
  1580. }
  1581. }
  1582. /* Reset the processor, un-stall is done later. */
  1583. if (rv2p_proc == RV2P_PROC1) {
  1584. REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET);
  1585. }
  1586. else {
  1587. REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET);
  1588. }
  1589. }
  1590. static void
  1591. load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw)
  1592. {
  1593. u32 offset;
  1594. u32 val;
  1595. /* Halt the CPU. */
  1596. val = REG_RD_IND(bp, cpu_reg->mode);
  1597. val |= cpu_reg->mode_value_halt;
  1598. REG_WR_IND(bp, cpu_reg->mode, val);
  1599. REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear);
  1600. /* Load the Text area. */
  1601. offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base);
  1602. if (fw->text) {
  1603. int j;
  1604. for (j = 0; j < (fw->text_len / 4); j++, offset += 4) {
  1605. REG_WR_IND(bp, offset, fw->text[j]);
  1606. }
  1607. }
  1608. /* Load the Data area. */
  1609. offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base);
  1610. if (fw->data) {
  1611. int j;
  1612. for (j = 0; j < (fw->data_len / 4); j++, offset += 4) {
  1613. REG_WR_IND(bp, offset, fw->data[j]);
  1614. }
  1615. }
  1616. /* Load the SBSS area. */
  1617. offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base);
  1618. if (fw->sbss) {
  1619. int j;
  1620. for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) {
  1621. REG_WR_IND(bp, offset, fw->sbss[j]);
  1622. }
  1623. }
  1624. /* Load the BSS area. */
  1625. offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base);
  1626. if (fw->bss) {
  1627. int j;
  1628. for (j = 0; j < (fw->bss_len/4); j++, offset += 4) {
  1629. REG_WR_IND(bp, offset, fw->bss[j]);
  1630. }
  1631. }
  1632. /* Load the Read-Only area. */
  1633. offset = cpu_reg->spad_base +
  1634. (fw->rodata_addr - cpu_reg->mips_view_base);
  1635. if (fw->rodata) {
  1636. int j;
  1637. for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) {
  1638. REG_WR_IND(bp, offset, fw->rodata[j]);
  1639. }
  1640. }
  1641. /* Clear the pre-fetch instruction. */
  1642. REG_WR_IND(bp, cpu_reg->inst, 0);
  1643. REG_WR_IND(bp, cpu_reg->pc, fw->start_addr);
  1644. /* Start the CPU. */
  1645. val = REG_RD_IND(bp, cpu_reg->mode);
  1646. val &= ~cpu_reg->mode_value_halt;
  1647. REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear);
  1648. REG_WR_IND(bp, cpu_reg->mode, val);
  1649. }
  1650. static void
  1651. bnx2_init_cpus(struct bnx2 *bp)
  1652. {
  1653. struct cpu_reg cpu_reg;
  1654. struct fw_info fw;
  1655. /* Initialize the RV2P processor. */
  1656. load_rv2p_fw(bp, bnx2_rv2p_proc1, sizeof(bnx2_rv2p_proc1), RV2P_PROC1);
  1657. load_rv2p_fw(bp, bnx2_rv2p_proc2, sizeof(bnx2_rv2p_proc2), RV2P_PROC2);
  1658. /* Initialize the RX Processor. */
  1659. cpu_reg.mode = BNX2_RXP_CPU_MODE;
  1660. cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT;
  1661. cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA;
  1662. cpu_reg.state = BNX2_RXP_CPU_STATE;
  1663. cpu_reg.state_value_clear = 0xffffff;
  1664. cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE;
  1665. cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK;
  1666. cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER;
  1667. cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION;
  1668. cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT;
  1669. cpu_reg.spad_base = BNX2_RXP_SCRATCH;
  1670. cpu_reg.mips_view_base = 0x8000000;
  1671. fw.ver_major = bnx2_RXP_b06FwReleaseMajor;
  1672. fw.ver_minor = bnx2_RXP_b06FwReleaseMinor;
  1673. fw.ver_fix = bnx2_RXP_b06FwReleaseFix;
  1674. fw.start_addr = bnx2_RXP_b06FwStartAddr;
  1675. fw.text_addr = bnx2_RXP_b06FwTextAddr;
  1676. fw.text_len = bnx2_RXP_b06FwTextLen;
  1677. fw.text_index = 0;
  1678. fw.text = bnx2_RXP_b06FwText;
  1679. fw.data_addr = bnx2_RXP_b06FwDataAddr;
  1680. fw.data_len = bnx2_RXP_b06FwDataLen;
  1681. fw.data_index = 0;
  1682. fw.data = bnx2_RXP_b06FwData;
  1683. fw.sbss_addr = bnx2_RXP_b06FwSbssAddr;
  1684. fw.sbss_len = bnx2_RXP_b06FwSbssLen;
  1685. fw.sbss_index = 0;
  1686. fw.sbss = bnx2_RXP_b06FwSbss;
  1687. fw.bss_addr = bnx2_RXP_b06FwBssAddr;
  1688. fw.bss_len = bnx2_RXP_b06FwBssLen;
  1689. fw.bss_index = 0;
  1690. fw.bss = bnx2_RXP_b06FwBss;
  1691. fw.rodata_addr = bnx2_RXP_b06FwRodataAddr;
  1692. fw.rodata_len = bnx2_RXP_b06FwRodataLen;
  1693. fw.rodata_index = 0;
  1694. fw.rodata = bnx2_RXP_b06FwRodata;
  1695. load_cpu_fw(bp, &cpu_reg, &fw);
  1696. /* Initialize the TX Processor. */
  1697. cpu_reg.mode = BNX2_TXP_CPU_MODE;
  1698. cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT;
  1699. cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA;
  1700. cpu_reg.state = BNX2_TXP_CPU_STATE;
  1701. cpu_reg.state_value_clear = 0xffffff;
  1702. cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE;
  1703. cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK;
  1704. cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER;
  1705. cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION;
  1706. cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT;
  1707. cpu_reg.spad_base = BNX2_TXP_SCRATCH;
  1708. cpu_reg.mips_view_base = 0x8000000;
  1709. fw.ver_major = bnx2_TXP_b06FwReleaseMajor;
  1710. fw.ver_minor = bnx2_TXP_b06FwReleaseMinor;
  1711. fw.ver_fix = bnx2_TXP_b06FwReleaseFix;
  1712. fw.start_addr = bnx2_TXP_b06FwStartAddr;
  1713. fw.text_addr = bnx2_TXP_b06FwTextAddr;
  1714. fw.text_len = bnx2_TXP_b06FwTextLen;
  1715. fw.text_index = 0;
  1716. fw.text = bnx2_TXP_b06FwText;
  1717. fw.data_addr = bnx2_TXP_b06FwDataAddr;
  1718. fw.data_len = bnx2_TXP_b06FwDataLen;
  1719. fw.data_index = 0;
  1720. fw.data = bnx2_TXP_b06FwData;
  1721. fw.sbss_addr = bnx2_TXP_b06FwSbssAddr;
  1722. fw.sbss_len = bnx2_TXP_b06FwSbssLen;
  1723. fw.sbss_index = 0;
  1724. fw.sbss = bnx2_TXP_b06FwSbss;
  1725. fw.bss_addr = bnx2_TXP_b06FwBssAddr;
  1726. fw.bss_len = bnx2_TXP_b06FwBssLen;
  1727. fw.bss_index = 0;
  1728. fw.bss = bnx2_TXP_b06FwBss;
  1729. fw.rodata_addr = bnx2_TXP_b06FwRodataAddr;
  1730. fw.rodata_len = bnx2_TXP_b06FwRodataLen;
  1731. fw.rodata_index = 0;
  1732. fw.rodata = bnx2_TXP_b06FwRodata;
  1733. load_cpu_fw(bp, &cpu_reg, &fw);
  1734. /* Initialize the TX Patch-up Processor. */
  1735. cpu_reg.mode = BNX2_TPAT_CPU_MODE;
  1736. cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT;
  1737. cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA;
  1738. cpu_reg.state = BNX2_TPAT_CPU_STATE;
  1739. cpu_reg.state_value_clear = 0xffffff;
  1740. cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE;
  1741. cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK;
  1742. cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER;
  1743. cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION;
  1744. cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT;
  1745. cpu_reg.spad_base = BNX2_TPAT_SCRATCH;
  1746. cpu_reg.mips_view_base = 0x8000000;
  1747. fw.ver_major = bnx2_TPAT_b06FwReleaseMajor;
  1748. fw.ver_minor = bnx2_TPAT_b06FwReleaseMinor;
  1749. fw.ver_fix = bnx2_TPAT_b06FwReleaseFix;
  1750. fw.start_addr = bnx2_TPAT_b06FwStartAddr;
  1751. fw.text_addr = bnx2_TPAT_b06FwTextAddr;
  1752. fw.text_len = bnx2_TPAT_b06FwTextLen;
  1753. fw.text_index = 0;
  1754. fw.text = bnx2_TPAT_b06FwText;
  1755. fw.data_addr = bnx2_TPAT_b06FwDataAddr;
  1756. fw.data_len = bnx2_TPAT_b06FwDataLen;
  1757. fw.data_index = 0;
  1758. fw.data = bnx2_TPAT_b06FwData;
  1759. fw.sbss_addr = bnx2_TPAT_b06FwSbssAddr;
  1760. fw.sbss_len = bnx2_TPAT_b06FwSbssLen;
  1761. fw.sbss_index = 0;
  1762. fw.sbss = bnx2_TPAT_b06FwSbss;
  1763. fw.bss_addr = bnx2_TPAT_b06FwBssAddr;
  1764. fw.bss_len = bnx2_TPAT_b06FwBssLen;
  1765. fw.bss_index = 0;
  1766. fw.bss = bnx2_TPAT_b06FwBss;
  1767. fw.rodata_addr = bnx2_TPAT_b06FwRodataAddr;
  1768. fw.rodata_len = bnx2_TPAT_b06FwRodataLen;
  1769. fw.rodata_index = 0;
  1770. fw.rodata = bnx2_TPAT_b06FwRodata;
  1771. load_cpu_fw(bp, &cpu_reg, &fw);
  1772. /* Initialize the Completion Processor. */
  1773. cpu_reg.mode = BNX2_COM_CPU_MODE;
  1774. cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT;
  1775. cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA;
  1776. cpu_reg.state = BNX2_COM_CPU_STATE;
  1777. cpu_reg.state_value_clear = 0xffffff;
  1778. cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE;
  1779. cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK;
  1780. cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER;
  1781. cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION;
  1782. cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT;
  1783. cpu_reg.spad_base = BNX2_COM_SCRATCH;
  1784. cpu_reg.mips_view_base = 0x8000000;
  1785. fw.ver_major = bnx2_COM_b06FwReleaseMajor;
  1786. fw.ver_minor = bnx2_COM_b06FwReleaseMinor;
  1787. fw.ver_fix = bnx2_COM_b06FwReleaseFix;
  1788. fw.start_addr = bnx2_COM_b06FwStartAddr;
  1789. fw.text_addr = bnx2_COM_b06FwTextAddr;
  1790. fw.text_len = bnx2_COM_b06FwTextLen;
  1791. fw.text_index = 0;
  1792. fw.text = bnx2_COM_b06FwText;
  1793. fw.data_addr = bnx2_COM_b06FwDataAddr;
  1794. fw.data_len = bnx2_COM_b06FwDataLen;
  1795. fw.data_index = 0;
  1796. fw.data = bnx2_COM_b06FwData;
  1797. fw.sbss_addr = bnx2_COM_b06FwSbssAddr;
  1798. fw.sbss_len = bnx2_COM_b06FwSbssLen;
  1799. fw.sbss_index = 0;
  1800. fw.sbss = bnx2_COM_b06FwSbss;
  1801. fw.bss_addr = bnx2_COM_b06FwBssAddr;
  1802. fw.bss_len = bnx2_COM_b06FwBssLen;
  1803. fw.bss_index = 0;
  1804. fw.bss = bnx2_COM_b06FwBss;
  1805. fw.rodata_addr = bnx2_COM_b06FwRodataAddr;
  1806. fw.rodata_len = bnx2_COM_b06FwRodataLen;
  1807. fw.rodata_index = 0;
  1808. fw.rodata = bnx2_COM_b06FwRodata;
  1809. load_cpu_fw(bp, &cpu_reg, &fw);
  1810. }
  1811. static int
  1812. bnx2_set_power_state(struct bnx2 *bp, pci_power_t state)
  1813. {
  1814. u16 pmcsr;
  1815. pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr);
  1816. switch (state) {
  1817. case PCI_D0: {
  1818. u32 val;
  1819. pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL,
  1820. (pmcsr & ~PCI_PM_CTRL_STATE_MASK) |
  1821. PCI_PM_CTRL_PME_STATUS);
  1822. if (pmcsr & PCI_PM_CTRL_STATE_MASK)
  1823. /* delay required during transition out of D3hot */
  1824. msleep(20);
  1825. val = REG_RD(bp, BNX2_EMAC_MODE);
  1826. val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD;
  1827. val &= ~BNX2_EMAC_MODE_MPKT;
  1828. REG_WR(bp, BNX2_EMAC_MODE, val);
  1829. val = REG_RD(bp, BNX2_RPM_CONFIG);
  1830. val &= ~BNX2_RPM_CONFIG_ACPI_ENA;
  1831. REG_WR(bp, BNX2_RPM_CONFIG, val);
  1832. break;
  1833. }
  1834. case PCI_D3hot: {
  1835. int i;
  1836. u32 val, wol_msg;
  1837. if (bp->wol) {
  1838. u32 advertising;
  1839. u8 autoneg;
  1840. autoneg = bp->autoneg;
  1841. advertising = bp->advertising;
  1842. bp->autoneg = AUTONEG_SPEED;
  1843. bp->advertising = ADVERTISED_10baseT_Half |
  1844. ADVERTISED_10baseT_Full |
  1845. ADVERTISED_100baseT_Half |
  1846. ADVERTISED_100baseT_Full |
  1847. ADVERTISED_Autoneg;
  1848. bnx2_setup_copper_phy(bp);
  1849. bp->autoneg = autoneg;
  1850. bp->advertising = advertising;
  1851. bnx2_set_mac_addr(bp);
  1852. val = REG_RD(bp, BNX2_EMAC_MODE);
  1853. /* Enable port mode. */
  1854. val &= ~BNX2_EMAC_MODE_PORT;
  1855. val |= BNX2_EMAC_MODE_PORT_MII |
  1856. BNX2_EMAC_MODE_MPKT_RCVD |
  1857. BNX2_EMAC_MODE_ACPI_RCVD |
  1858. BNX2_EMAC_MODE_FORCE_LINK |
  1859. BNX2_EMAC_MODE_MPKT;
  1860. REG_WR(bp, BNX2_EMAC_MODE, val);
  1861. /* receive all multicast */
  1862. for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
  1863. REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4),
  1864. 0xffffffff);
  1865. }
  1866. REG_WR(bp, BNX2_EMAC_RX_MODE,
  1867. BNX2_EMAC_RX_MODE_SORT_MODE);
  1868. val = 1 | BNX2_RPM_SORT_USER0_BC_EN |
  1869. BNX2_RPM_SORT_USER0_MC_EN;
  1870. REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0);
  1871. REG_WR(bp, BNX2_RPM_SORT_USER0, val);
  1872. REG_WR(bp, BNX2_RPM_SORT_USER0, val |
  1873. BNX2_RPM_SORT_USER0_ENA);
  1874. /* Need to enable EMAC and RPM for WOL. */
  1875. REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS,
  1876. BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE |
  1877. BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE |
  1878. BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE);
  1879. val = REG_RD(bp, BNX2_RPM_CONFIG);
  1880. val &= ~BNX2_RPM_CONFIG_ACPI_ENA;
  1881. REG_WR(bp, BNX2_RPM_CONFIG, val);
  1882. wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL;
  1883. }
  1884. else {
  1885. wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL;
  1886. }
  1887. bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg);
  1888. pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
  1889. if ((CHIP_ID(bp) == CHIP_ID_5706_A0) ||
  1890. (CHIP_ID(bp) == CHIP_ID_5706_A1)) {
  1891. if (bp->wol)
  1892. pmcsr |= 3;
  1893. }
  1894. else {
  1895. pmcsr |= 3;
  1896. }
  1897. if (bp->wol) {
  1898. pmcsr |= PCI_PM_CTRL_PME_ENABLE;
  1899. }
  1900. pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL,
  1901. pmcsr);
  1902. /* No more memory access after this point until
  1903. * device is brought back to D0.
  1904. */
  1905. udelay(50);
  1906. break;
  1907. }
  1908. default:
  1909. return -EINVAL;
  1910. }
  1911. return 0;
  1912. }
  1913. static int
  1914. bnx2_acquire_nvram_lock(struct bnx2 *bp)
  1915. {
  1916. u32 val;
  1917. int j;
  1918. /* Request access to the flash interface. */
  1919. REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2);
  1920. for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
  1921. val = REG_RD(bp, BNX2_NVM_SW_ARB);
  1922. if (val & BNX2_NVM_SW_ARB_ARB_ARB2)
  1923. break;
  1924. udelay(5);
  1925. }
  1926. if (j >= NVRAM_TIMEOUT_COUNT)
  1927. return -EBUSY;
  1928. return 0;
  1929. }
  1930. static int
  1931. bnx2_release_nvram_lock(struct bnx2 *bp)
  1932. {
  1933. int j;
  1934. u32 val;
  1935. /* Relinquish nvram interface. */
  1936. REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2);
  1937. for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
  1938. val = REG_RD(bp, BNX2_NVM_SW_ARB);
  1939. if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2))
  1940. break;
  1941. udelay(5);
  1942. }
  1943. if (j >= NVRAM_TIMEOUT_COUNT)
  1944. return -EBUSY;
  1945. return 0;
  1946. }
  1947. static int
  1948. bnx2_enable_nvram_write(struct bnx2 *bp)
  1949. {
  1950. u32 val;
  1951. val = REG_RD(bp, BNX2_MISC_CFG);
  1952. REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI);
  1953. if (!bp->flash_info->buffered) {
  1954. int j;
  1955. REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
  1956. REG_WR(bp, BNX2_NVM_COMMAND,
  1957. BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT);
  1958. for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
  1959. udelay(5);
  1960. val = REG_RD(bp, BNX2_NVM_COMMAND);
  1961. if (val & BNX2_NVM_COMMAND_DONE)
  1962. break;
  1963. }
  1964. if (j >= NVRAM_TIMEOUT_COUNT)
  1965. return -EBUSY;
  1966. }
  1967. return 0;
  1968. }
  1969. static void
  1970. bnx2_disable_nvram_write(struct bnx2 *bp)
  1971. {
  1972. u32 val;
  1973. val = REG_RD(bp, BNX2_MISC_CFG);
  1974. REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN);
  1975. }
  1976. static void
  1977. bnx2_enable_nvram_access(struct bnx2 *bp)
  1978. {
  1979. u32 val;
  1980. val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE);
  1981. /* Enable both bits, even on read. */
  1982. REG_WR(bp, BNX2_NVM_ACCESS_ENABLE,
  1983. val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN);
  1984. }
  1985. static void
  1986. bnx2_disable_nvram_access(struct bnx2 *bp)
  1987. {
  1988. u32 val;
  1989. val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE);
  1990. /* Disable both bits, even after read. */
  1991. REG_WR(bp, BNX2_NVM_ACCESS_ENABLE,
  1992. val & ~(BNX2_NVM_ACCESS_ENABLE_EN |
  1993. BNX2_NVM_ACCESS_ENABLE_WR_EN));
  1994. }
  1995. static int
  1996. bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset)
  1997. {
  1998. u32 cmd;
  1999. int j;
  2000. if (bp->flash_info->buffered)
  2001. /* Buffered flash, no erase needed */
  2002. return 0;
  2003. /* Build an erase command */
  2004. cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR |
  2005. BNX2_NVM_COMMAND_DOIT;
  2006. /* Need to clear DONE bit separately. */
  2007. REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
  2008. /* Address of the NVRAM to read from. */
  2009. REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE);
  2010. /* Issue an erase command. */
  2011. REG_WR(bp, BNX2_NVM_COMMAND, cmd);
  2012. /* Wait for completion. */
  2013. for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
  2014. u32 val;
  2015. udelay(5);
  2016. val = REG_RD(bp, BNX2_NVM_COMMAND);
  2017. if (val & BNX2_NVM_COMMAND_DONE)
  2018. break;
  2019. }
  2020. if (j >= NVRAM_TIMEOUT_COUNT)
  2021. return -EBUSY;
  2022. return 0;
  2023. }
  2024. static int
  2025. bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags)
  2026. {
  2027. u32 cmd;
  2028. int j;
  2029. /* Build the command word. */
  2030. cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags;
  2031. /* Calculate an offset of a buffered flash. */
  2032. if (bp->flash_info->buffered) {
  2033. offset = ((offset / bp->flash_info->page_size) <<
  2034. bp->flash_info->page_bits) +
  2035. (offset % bp->flash_info->page_size);
  2036. }
  2037. /* Need to clear DONE bit separately. */
  2038. REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
  2039. /* Address of the NVRAM to read from. */
  2040. REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE);
  2041. /* Issue a read command. */
  2042. REG_WR(bp, BNX2_NVM_COMMAND, cmd);
  2043. /* Wait for completion. */
  2044. for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
  2045. u32 val;
  2046. udelay(5);
  2047. val = REG_RD(bp, BNX2_NVM_COMMAND);
  2048. if (val & BNX2_NVM_COMMAND_DONE) {
  2049. val = REG_RD(bp, BNX2_NVM_READ);
  2050. val = be32_to_cpu(val);
  2051. memcpy(ret_val, &val, 4);
  2052. break;
  2053. }
  2054. }
  2055. if (j >= NVRAM_TIMEOUT_COUNT)
  2056. return -EBUSY;
  2057. return 0;
  2058. }
  2059. static int
  2060. bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags)
  2061. {
  2062. u32 cmd, val32;
  2063. int j;
  2064. /* Build the command word. */
  2065. cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags;
  2066. /* Calculate an offset of a buffered flash. */
  2067. if (bp->flash_info->buffered) {
  2068. offset = ((offset / bp->flash_info->page_size) <<
  2069. bp->flash_info->page_bits) +
  2070. (offset % bp->flash_info->page_size);
  2071. }
  2072. /* Need to clear DONE bit separately. */
  2073. REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE);
  2074. memcpy(&val32, val, 4);
  2075. val32 = cpu_to_be32(val32);
  2076. /* Write the data. */
  2077. REG_WR(bp, BNX2_NVM_WRITE, val32);
  2078. /* Address of the NVRAM to write to. */
  2079. REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE);
  2080. /* Issue the write command. */
  2081. REG_WR(bp, BNX2_NVM_COMMAND, cmd);
  2082. /* Wait for completion. */
  2083. for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
  2084. udelay(5);
  2085. if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE)
  2086. break;
  2087. }
  2088. if (j >= NVRAM_TIMEOUT_COUNT)
  2089. return -EBUSY;
  2090. return 0;
  2091. }
  2092. static int
  2093. bnx2_init_nvram(struct bnx2 *bp)
  2094. {
  2095. u32 val;
  2096. int j, entry_count, rc;
  2097. struct flash_spec *flash;
  2098. /* Determine the selected interface. */
  2099. val = REG_RD(bp, BNX2_NVM_CFG1);
  2100. entry_count = sizeof(flash_table) / sizeof(struct flash_spec);
  2101. rc = 0;
  2102. if (val & 0x40000000) {
  2103. /* Flash interface has been reconfigured */
  2104. for (j = 0, flash = &flash_table[0]; j < entry_count;
  2105. j++, flash++) {
  2106. if ((val & FLASH_BACKUP_STRAP_MASK) ==
  2107. (flash->config1 & FLASH_BACKUP_STRAP_MASK)) {
  2108. bp->flash_info = flash;
  2109. break;
  2110. }
  2111. }
  2112. }
  2113. else {
  2114. u32 mask;
  2115. /* Not yet been reconfigured */
  2116. if (val & (1 << 23))
  2117. mask = FLASH_BACKUP_STRAP_MASK;
  2118. else
  2119. mask = FLASH_STRAP_MASK;
  2120. for (j = 0, flash = &flash_table[0]; j < entry_count;
  2121. j++, flash++) {
  2122. if ((val & mask) == (flash->strapping & mask)) {
  2123. bp->flash_info = flash;
  2124. /* Request access to the flash interface. */
  2125. if ((rc = bnx2_acquire_nvram_lock(bp)) != 0)
  2126. return rc;
  2127. /* Enable access to flash interface */
  2128. bnx2_enable_nvram_access(bp);
  2129. /* Reconfigure the flash interface */
  2130. REG_WR(bp, BNX2_NVM_CFG1, flash->config1);
  2131. REG_WR(bp, BNX2_NVM_CFG2, flash->config2);
  2132. REG_WR(bp, BNX2_NVM_CFG3, flash->config3);
  2133. REG_WR(bp, BNX2_NVM_WRITE1, flash->write1);
  2134. /* Disable access to flash interface */
  2135. bnx2_disable_nvram_access(bp);
  2136. bnx2_release_nvram_lock(bp);
  2137. break;
  2138. }
  2139. }
  2140. } /* if (val & 0x40000000) */
  2141. if (j == entry_count) {
  2142. bp->flash_info = NULL;
  2143. printk(KERN_ALERT "Unknown flash/EEPROM type.\n");
  2144. rc = -ENODEV;
  2145. }
  2146. return rc;
  2147. }
  2148. static int
  2149. bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf,
  2150. int buf_size)
  2151. {
  2152. int rc = 0;
  2153. u32 cmd_flags, offset32, len32, extra;
  2154. if (buf_size == 0)
  2155. return 0;
  2156. /* Request access to the flash interface. */
  2157. if ((rc = bnx2_acquire_nvram_lock(bp)) != 0)
  2158. return rc;
  2159. /* Enable access to flash interface */
  2160. bnx2_enable_nvram_access(bp);
  2161. len32 = buf_size;
  2162. offset32 = offset;
  2163. extra = 0;
  2164. cmd_flags = 0;
  2165. if (offset32 & 3) {
  2166. u8 buf[4];
  2167. u32 pre_len;
  2168. offset32 &= ~3;
  2169. pre_len = 4 - (offset & 3);
  2170. if (pre_len >= len32) {
  2171. pre_len = len32;
  2172. cmd_flags = BNX2_NVM_COMMAND_FIRST |
  2173. BNX2_NVM_COMMAND_LAST;
  2174. }
  2175. else {
  2176. cmd_flags = BNX2_NVM_COMMAND_FIRST;
  2177. }
  2178. rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags);
  2179. if (rc)
  2180. return rc;
  2181. memcpy(ret_buf, buf + (offset & 3), pre_len);
  2182. offset32 += 4;
  2183. ret_buf += pre_len;
  2184. len32 -= pre_len;
  2185. }
  2186. if (len32 & 3) {
  2187. extra = 4 - (len32 & 3);
  2188. len32 = (len32 + 4) & ~3;
  2189. }
  2190. if (len32 == 4) {
  2191. u8 buf[4];
  2192. if (cmd_flags)
  2193. cmd_flags = BNX2_NVM_COMMAND_LAST;
  2194. else
  2195. cmd_flags = BNX2_NVM_COMMAND_FIRST |
  2196. BNX2_NVM_COMMAND_LAST;
  2197. rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags);
  2198. memcpy(ret_buf, buf, 4 - extra);
  2199. }
  2200. else if (len32 > 0) {
  2201. u8 buf[4];
  2202. /* Read the first word. */
  2203. if (cmd_flags)
  2204. cmd_flags = 0;
  2205. else
  2206. cmd_flags = BNX2_NVM_COMMAND_FIRST;
  2207. rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags);
  2208. /* Advance to the next dword. */
  2209. offset32 += 4;
  2210. ret_buf += 4;
  2211. len32 -= 4;
  2212. while (len32 > 4 && rc == 0) {
  2213. rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0);
  2214. /* Advance to the next dword. */
  2215. offset32 += 4;
  2216. ret_buf += 4;
  2217. len32 -= 4;
  2218. }
  2219. if (rc)
  2220. return rc;
  2221. cmd_flags = BNX2_NVM_COMMAND_LAST;
  2222. rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags);
  2223. memcpy(ret_buf, buf, 4 - extra);
  2224. }
  2225. /* Disable access to flash interface */
  2226. bnx2_disable_nvram_access(bp);
  2227. bnx2_release_nvram_lock(bp);
  2228. return rc;
  2229. }
  2230. static int
  2231. bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf,
  2232. int buf_size)
  2233. {
  2234. u32 written, offset32, len32;
  2235. u8 *buf, start[4], end[4];
  2236. int rc = 0;
  2237. int align_start, align_end;
  2238. buf = data_buf;
  2239. offset32 = offset;
  2240. len32 = buf_size;
  2241. align_start = align_end = 0;
  2242. if ((align_start = (offset32 & 3))) {
  2243. offset32 &= ~3;
  2244. len32 += align_start;
  2245. if ((rc = bnx2_nvram_read(bp, offset32, start, 4)))
  2246. return rc;
  2247. }
  2248. if (len32 & 3) {
  2249. if ((len32 > 4) || !align_start) {
  2250. align_end = 4 - (len32 & 3);
  2251. len32 += align_end;
  2252. if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4,
  2253. end, 4))) {
  2254. return rc;
  2255. }
  2256. }
  2257. }
  2258. if (align_start || align_end) {
  2259. buf = kmalloc(len32, GFP_KERNEL);
  2260. if (buf == 0)
  2261. return -ENOMEM;
  2262. if (align_start) {
  2263. memcpy(buf, start, 4);
  2264. }
  2265. if (align_end) {
  2266. memcpy(buf + len32 - 4, end, 4);
  2267. }
  2268. memcpy(buf + align_start, data_buf, buf_size);
  2269. }
  2270. written = 0;
  2271. while ((written < len32) && (rc == 0)) {
  2272. u32 page_start, page_end, data_start, data_end;
  2273. u32 addr, cmd_flags;
  2274. int i;
  2275. u8 flash_buffer[264];
  2276. /* Find the page_start addr */
  2277. page_start = offset32 + written;
  2278. page_start -= (page_start % bp->flash_info->page_size);
  2279. /* Find the page_end addr */
  2280. page_end = page_start + bp->flash_info->page_size;
  2281. /* Find the data_start addr */
  2282. data_start = (written == 0) ? offset32 : page_start;
  2283. /* Find the data_end addr */
  2284. data_end = (page_end > offset32 + len32) ?
  2285. (offset32 + len32) : page_end;
  2286. /* Request access to the flash interface. */
  2287. if ((rc = bnx2_acquire_nvram_lock(bp)) != 0)
  2288. goto nvram_write_end;
  2289. /* Enable access to flash interface */
  2290. bnx2_enable_nvram_access(bp);
  2291. cmd_flags = BNX2_NVM_COMMAND_FIRST;
  2292. if (bp->flash_info->buffered == 0) {
  2293. int j;
  2294. /* Read the whole page into the buffer
  2295. * (non-buffer flash only) */
  2296. for (j = 0; j < bp->flash_info->page_size; j += 4) {
  2297. if (j == (bp->flash_info->page_size - 4)) {
  2298. cmd_flags |= BNX2_NVM_COMMAND_LAST;
  2299. }
  2300. rc = bnx2_nvram_read_dword(bp,
  2301. page_start + j,
  2302. &flash_buffer[j],
  2303. cmd_flags);
  2304. if (rc)
  2305. goto nvram_write_end;
  2306. cmd_flags = 0;
  2307. }
  2308. }
  2309. /* Enable writes to flash interface (unlock write-protect) */
  2310. if ((rc = bnx2_enable_nvram_write(bp)) != 0)
  2311. goto nvram_write_end;
  2312. /* Erase the page */
  2313. if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0)
  2314. goto nvram_write_end;
  2315. /* Re-enable the write again for the actual write */
  2316. bnx2_enable_nvram_write(bp);
  2317. /* Loop to write back the buffer data from page_start to
  2318. * data_start */
  2319. i = 0;
  2320. if (bp->flash_info->buffered == 0) {
  2321. for (addr = page_start; addr < data_start;
  2322. addr += 4, i += 4) {
  2323. rc = bnx2_nvram_write_dword(bp, addr,
  2324. &flash_buffer[i], cmd_flags);
  2325. if (rc != 0)
  2326. goto nvram_write_end;
  2327. cmd_flags = 0;
  2328. }
  2329. }
  2330. /* Loop to write the new data from data_start to data_end */
  2331. for (addr = data_start; addr < data_end; addr += 4, i++) {
  2332. if ((addr == page_end - 4) ||
  2333. ((bp->flash_info->buffered) &&
  2334. (addr == data_end - 4))) {
  2335. cmd_flags |= BNX2_NVM_COMMAND_LAST;
  2336. }
  2337. rc = bnx2_nvram_write_dword(bp, addr, buf,
  2338. cmd_flags);
  2339. if (rc != 0)
  2340. goto nvram_write_end;
  2341. cmd_flags = 0;
  2342. buf += 4;
  2343. }
  2344. /* Loop to write back the buffer data from data_end
  2345. * to page_end */
  2346. if (bp->flash_info->buffered == 0) {
  2347. for (addr = data_end; addr < page_end;
  2348. addr += 4, i += 4) {
  2349. if (addr == page_end-4) {
  2350. cmd_flags = BNX2_NVM_COMMAND_LAST;
  2351. }
  2352. rc = bnx2_nvram_write_dword(bp, addr,
  2353. &flash_buffer[i], cmd_flags);
  2354. if (rc != 0)
  2355. goto nvram_write_end;
  2356. cmd_flags = 0;
  2357. }
  2358. }
  2359. /* Disable writes to flash interface (lock write-protect) */
  2360. bnx2_disable_nvram_write(bp);
  2361. /* Disable access to flash interface */
  2362. bnx2_disable_nvram_access(bp);
  2363. bnx2_release_nvram_lock(bp);
  2364. /* Increment written */
  2365. written += data_end - data_start;
  2366. }
  2367. nvram_write_end:
  2368. if (align_start || align_end)
  2369. kfree(buf);
  2370. return rc;
  2371. }
  2372. static int
  2373. bnx2_reset_chip(struct bnx2 *bp, u32 reset_code)
  2374. {
  2375. u32 val;
  2376. int i, rc = 0;
  2377. /* Wait for the current PCI transaction to complete before
  2378. * issuing a reset. */
  2379. REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS,
  2380. BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE |
  2381. BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE |
  2382. BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE |
  2383. BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE);
  2384. val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS);
  2385. udelay(5);
  2386. /* Deposit a driver reset signature so the firmware knows that
  2387. * this is a soft reset. */
  2388. REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_RESET_SIGNATURE,
  2389. BNX2_DRV_RESET_SIGNATURE_MAGIC);
  2390. bp->fw_timed_out = 0;
  2391. /* Wait for the firmware to tell us it is ok to issue a reset. */
  2392. bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code);
  2393. /* Do a dummy read to force the chip to complete all current transaction
  2394. * before we issue a reset. */
  2395. val = REG_RD(bp, BNX2_MISC_ID);
  2396. val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
  2397. BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
  2398. BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP;
  2399. /* Chip reset. */
  2400. REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val);
  2401. if ((CHIP_ID(bp) == CHIP_ID_5706_A0) ||
  2402. (CHIP_ID(bp) == CHIP_ID_5706_A1))
  2403. msleep(15);
  2404. /* Reset takes approximate 30 usec */
  2405. for (i = 0; i < 10; i++) {
  2406. val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG);
  2407. if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
  2408. BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) {
  2409. break;
  2410. }
  2411. udelay(10);
  2412. }
  2413. if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
  2414. BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) {
  2415. printk(KERN_ERR PFX "Chip reset did not complete\n");
  2416. return -EBUSY;
  2417. }
  2418. /* Make sure byte swapping is properly configured. */
  2419. val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0);
  2420. if (val != 0x01020304) {
  2421. printk(KERN_ERR PFX "Chip not in correct endian mode\n");
  2422. return -ENODEV;
  2423. }
  2424. bp->fw_timed_out = 0;
  2425. /* Wait for the firmware to finish its initialization. */
  2426. bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code);
  2427. if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
  2428. /* Adjust the voltage regular to two steps lower. The default
  2429. * of this register is 0x0000000e. */
  2430. REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa);
  2431. /* Remove bad rbuf memory from the free pool. */
  2432. rc = bnx2_alloc_bad_rbuf(bp);
  2433. }
  2434. return rc;
  2435. }
  2436. static int
  2437. bnx2_init_chip(struct bnx2 *bp)
  2438. {
  2439. u32 val;
  2440. /* Make sure the interrupt is not active. */
  2441. REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
  2442. val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP |
  2443. BNX2_DMA_CONFIG_DATA_WORD_SWAP |
  2444. #ifdef __BIG_ENDIAN
  2445. BNX2_DMA_CONFIG_CNTL_BYTE_SWAP |
  2446. #endif
  2447. BNX2_DMA_CONFIG_CNTL_WORD_SWAP |
  2448. DMA_READ_CHANS << 12 |
  2449. DMA_WRITE_CHANS << 16;
  2450. val |= (0x2 << 20) | (1 << 11);
  2451. if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz = 133))
  2452. val |= (1 << 23);
  2453. if ((CHIP_NUM(bp) == CHIP_NUM_5706) &&
  2454. (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG))
  2455. val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA;
  2456. REG_WR(bp, BNX2_DMA_CONFIG, val);
  2457. if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
  2458. val = REG_RD(bp, BNX2_TDMA_CONFIG);
  2459. val |= BNX2_TDMA_CONFIG_ONE_DMA;
  2460. REG_WR(bp, BNX2_TDMA_CONFIG, val);
  2461. }
  2462. if (bp->flags & PCIX_FLAG) {
  2463. u16 val16;
  2464. pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD,
  2465. &val16);
  2466. pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD,
  2467. val16 & ~PCI_X_CMD_ERO);
  2468. }
  2469. REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS,
  2470. BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE |
  2471. BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE |
  2472. BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE);
  2473. /* Initialize context mapping and zero out the quick contexts. The
  2474. * context block must have already been enabled. */
  2475. bnx2_init_context(bp);
  2476. bnx2_init_cpus(bp);
  2477. bnx2_init_nvram(bp);
  2478. bnx2_set_mac_addr(bp);
  2479. val = REG_RD(bp, BNX2_MQ_CONFIG);
  2480. val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE;
  2481. val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256;
  2482. REG_WR(bp, BNX2_MQ_CONFIG, val);
  2483. val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE);
  2484. REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val);
  2485. REG_WR(bp, BNX2_MQ_KNL_WIND_END, val);
  2486. val = (BCM_PAGE_BITS - 8) << 24;
  2487. REG_WR(bp, BNX2_RV2P_CONFIG, val);
  2488. /* Configure page size. */
  2489. val = REG_RD(bp, BNX2_TBDR_CONFIG);
  2490. val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE;
  2491. val |= (BCM_PAGE_BITS - 8) << 24 | 0x40;
  2492. REG_WR(bp, BNX2_TBDR_CONFIG, val);
  2493. val = bp->mac_addr[0] +
  2494. (bp->mac_addr[1] << 8) +
  2495. (bp->mac_addr[2] << 16) +
  2496. bp->mac_addr[3] +
  2497. (bp->mac_addr[4] << 8) +
  2498. (bp->mac_addr[5] << 16);
  2499. REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val);
  2500. /* Program the MTU. Also include 4 bytes for CRC32. */
  2501. val = bp->dev->mtu + ETH_HLEN + 4;
  2502. if (val > (MAX_ETHERNET_PACKET_SIZE + 4))
  2503. val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA;
  2504. REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val);
  2505. bp->last_status_idx = 0;
  2506. bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE;
  2507. /* Set up how to generate a link change interrupt. */
  2508. REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK);
  2509. REG_WR(bp, BNX2_HC_STATUS_ADDR_L,
  2510. (u64) bp->status_blk_mapping & 0xffffffff);
  2511. REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32);
  2512. REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L,
  2513. (u64) bp->stats_blk_mapping & 0xffffffff);
  2514. REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H,
  2515. (u64) bp->stats_blk_mapping >> 32);
  2516. REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP,
  2517. (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip);
  2518. REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP,
  2519. (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip);
  2520. REG_WR(bp, BNX2_HC_COMP_PROD_TRIP,
  2521. (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip);
  2522. REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks);
  2523. REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks);
  2524. REG_WR(bp, BNX2_HC_COM_TICKS,
  2525. (bp->com_ticks_int << 16) | bp->com_ticks);
  2526. REG_WR(bp, BNX2_HC_CMD_TICKS,
  2527. (bp->cmd_ticks_int << 16) | bp->cmd_ticks);
  2528. REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks & 0xffff00);
  2529. REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */
  2530. if (CHIP_ID(bp) == CHIP_ID_5706_A1)
  2531. REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_COLLECT_STATS);
  2532. else {
  2533. REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_RX_TMR_MODE |
  2534. BNX2_HC_CONFIG_TX_TMR_MODE |
  2535. BNX2_HC_CONFIG_COLLECT_STATS);
  2536. }
  2537. /* Clear internal stats counters. */
  2538. REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW);
  2539. REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_BITS_LINK_STATE);
  2540. /* Initialize the receive filter. */
  2541. bnx2_set_rx_mode(bp->dev);
  2542. bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET);
  2543. REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, 0x5ffffff);
  2544. REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS);
  2545. udelay(20);
  2546. return 0;
  2547. }
  2548. static void
  2549. bnx2_init_tx_ring(struct bnx2 *bp)
  2550. {
  2551. struct tx_bd *txbd;
  2552. u32 val;
  2553. txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT];
  2554. txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32;
  2555. txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff;
  2556. bp->tx_prod = 0;
  2557. bp->tx_cons = 0;
  2558. bp->tx_prod_bseq = 0;
  2559. val = BNX2_L2CTX_TYPE_TYPE_L2;
  2560. val |= BNX2_L2CTX_TYPE_SIZE_L2;
  2561. CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TYPE, val);
  2562. val = BNX2_L2CTX_CMD_TYPE_TYPE_L2;
  2563. val |= 8 << 16;
  2564. CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_CMD_TYPE, val);
  2565. val = (u64) bp->tx_desc_mapping >> 32;
  2566. CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_HI, val);
  2567. val = (u64) bp->tx_desc_mapping & 0xffffffff;
  2568. CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_LO, val);
  2569. }
  2570. static void
  2571. bnx2_init_rx_ring(struct bnx2 *bp)
  2572. {
  2573. struct rx_bd *rxbd;
  2574. int i;
  2575. u16 prod, ring_prod;
  2576. u32 val;
  2577. /* 8 for CRC and VLAN */
  2578. bp->rx_buf_use_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8;
  2579. /* 8 for alignment */
  2580. bp->rx_buf_size = bp->rx_buf_use_size + 8;
  2581. ring_prod = prod = bp->rx_prod = 0;
  2582. bp->rx_cons = 0;
  2583. bp->rx_prod_bseq = 0;
  2584. rxbd = &bp->rx_desc_ring[0];
  2585. for (i = 0; i < MAX_RX_DESC_CNT; i++, rxbd++) {
  2586. rxbd->rx_bd_len = bp->rx_buf_use_size;
  2587. rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END;
  2588. }
  2589. rxbd->rx_bd_haddr_hi = (u64) bp->rx_desc_mapping >> 32;
  2590. rxbd->rx_bd_haddr_lo = (u64) bp->rx_desc_mapping & 0xffffffff;
  2591. val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE;
  2592. val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2;
  2593. val |= 0x02 << 8;
  2594. CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_CTX_TYPE, val);
  2595. val = (u64) bp->rx_desc_mapping >> 32;
  2596. CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_HI, val);
  2597. val = (u64) bp->rx_desc_mapping & 0xffffffff;
  2598. CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_LO, val);
  2599. for ( ;ring_prod < bp->rx_ring_size; ) {
  2600. if (bnx2_alloc_rx_skb(bp, ring_prod) < 0) {
  2601. break;
  2602. }
  2603. prod = NEXT_RX_BD(prod);
  2604. ring_prod = RX_RING_IDX(prod);
  2605. }
  2606. bp->rx_prod = prod;
  2607. REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod);
  2608. REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq);
  2609. }
  2610. static void
  2611. bnx2_free_tx_skbs(struct bnx2 *bp)
  2612. {
  2613. int i;
  2614. if (bp->tx_buf_ring == NULL)
  2615. return;
  2616. for (i = 0; i < TX_DESC_CNT; ) {
  2617. struct sw_bd *tx_buf = &bp->tx_buf_ring[i];
  2618. struct sk_buff *skb = tx_buf->skb;
  2619. int j, last;
  2620. if (skb == NULL) {
  2621. i++;
  2622. continue;
  2623. }
  2624. pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping),
  2625. skb_headlen(skb), PCI_DMA_TODEVICE);
  2626. tx_buf->skb = NULL;
  2627. last = skb_shinfo(skb)->nr_frags;
  2628. for (j = 0; j < last; j++) {
  2629. tx_buf = &bp->tx_buf_ring[i + j + 1];
  2630. pci_unmap_page(bp->pdev,
  2631. pci_unmap_addr(tx_buf, mapping),
  2632. skb_shinfo(skb)->frags[j].size,
  2633. PCI_DMA_TODEVICE);
  2634. }
  2635. dev_kfree_skb_any(skb);
  2636. i += j + 1;
  2637. }
  2638. }
  2639. static void
  2640. bnx2_free_rx_skbs(struct bnx2 *bp)
  2641. {
  2642. int i;
  2643. if (bp->rx_buf_ring == NULL)
  2644. return;
  2645. for (i = 0; i < RX_DESC_CNT; i++) {
  2646. struct sw_bd *rx_buf = &bp->rx_buf_ring[i];
  2647. struct sk_buff *skb = rx_buf->skb;
  2648. if (skb == 0)
  2649. continue;
  2650. pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping),
  2651. bp->rx_buf_use_size, PCI_DMA_FROMDEVICE);
  2652. rx_buf->skb = NULL;
  2653. dev_kfree_skb_any(skb);
  2654. }
  2655. }
  2656. static void
  2657. bnx2_free_skbs(struct bnx2 *bp)
  2658. {
  2659. bnx2_free_tx_skbs(bp);
  2660. bnx2_free_rx_skbs(bp);
  2661. }
  2662. static int
  2663. bnx2_reset_nic(struct bnx2 *bp, u32 reset_code)
  2664. {
  2665. int rc;
  2666. rc = bnx2_reset_chip(bp, reset_code);
  2667. bnx2_free_skbs(bp);
  2668. if (rc)
  2669. return rc;
  2670. bnx2_init_chip(bp);
  2671. bnx2_init_tx_ring(bp);
  2672. bnx2_init_rx_ring(bp);
  2673. return 0;
  2674. }
  2675. static int
  2676. bnx2_init_nic(struct bnx2 *bp)
  2677. {
  2678. int rc;
  2679. if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0)
  2680. return rc;
  2681. bnx2_init_phy(bp);
  2682. bnx2_set_link(bp);
  2683. return 0;
  2684. }
  2685. static int
  2686. bnx2_test_registers(struct bnx2 *bp)
  2687. {
  2688. int ret;
  2689. int i;
  2690. static struct {
  2691. u16 offset;
  2692. u16 flags;
  2693. u32 rw_mask;
  2694. u32 ro_mask;
  2695. } reg_tbl[] = {
  2696. { 0x006c, 0, 0x00000000, 0x0000003f },
  2697. { 0x0090, 0, 0xffffffff, 0x00000000 },
  2698. { 0x0094, 0, 0x00000000, 0x00000000 },
  2699. { 0x0404, 0, 0x00003f00, 0x00000000 },
  2700. { 0x0418, 0, 0x00000000, 0xffffffff },
  2701. { 0x041c, 0, 0x00000000, 0xffffffff },
  2702. { 0x0420, 0, 0x00000000, 0x80ffffff },
  2703. { 0x0424, 0, 0x00000000, 0x00000000 },
  2704. { 0x0428, 0, 0x00000000, 0x00000001 },
  2705. { 0x0450, 0, 0x00000000, 0x0000ffff },
  2706. { 0x0454, 0, 0x00000000, 0xffffffff },
  2707. { 0x0458, 0, 0x00000000, 0xffffffff },
  2708. { 0x0808, 0, 0x00000000, 0xffffffff },
  2709. { 0x0854, 0, 0x00000000, 0xffffffff },
  2710. { 0x0868, 0, 0x00000000, 0x77777777 },
  2711. { 0x086c, 0, 0x00000000, 0x77777777 },
  2712. { 0x0870, 0, 0x00000000, 0x77777777 },
  2713. { 0x0874, 0, 0x00000000, 0x77777777 },
  2714. { 0x0c00, 0, 0x00000000, 0x00000001 },
  2715. { 0x0c04, 0, 0x00000000, 0x03ff0001 },
  2716. { 0x0c08, 0, 0x0f0ff073, 0x00000000 },
  2717. { 0x0c0c, 0, 0x00ffffff, 0x00000000 },
  2718. { 0x0c30, 0, 0x00000000, 0xffffffff },
  2719. { 0x0c34, 0, 0x00000000, 0xffffffff },
  2720. { 0x0c38, 0, 0x00000000, 0xffffffff },
  2721. { 0x0c3c, 0, 0x00000000, 0xffffffff },
  2722. { 0x0c40, 0, 0x00000000, 0xffffffff },
  2723. { 0x0c44, 0, 0x00000000, 0xffffffff },
  2724. { 0x0c48, 0, 0x00000000, 0x0007ffff },
  2725. { 0x0c4c, 0, 0x00000000, 0xffffffff },
  2726. { 0x0c50, 0, 0x00000000, 0xffffffff },
  2727. { 0x0c54, 0, 0x00000000, 0xffffffff },
  2728. { 0x0c58, 0, 0x00000000, 0xffffffff },
  2729. { 0x0c5c, 0, 0x00000000, 0xffffffff },
  2730. { 0x0c60, 0, 0x00000000, 0xffffffff },
  2731. { 0x0c64, 0, 0x00000000, 0xffffffff },
  2732. { 0x0c68, 0, 0x00000000, 0xffffffff },
  2733. { 0x0c6c, 0, 0x00000000, 0xffffffff },
  2734. { 0x0c70, 0, 0x00000000, 0xffffffff },
  2735. { 0x0c74, 0, 0x00000000, 0xffffffff },
  2736. { 0x0c78, 0, 0x00000000, 0xffffffff },
  2737. { 0x0c7c, 0, 0x00000000, 0xffffffff },
  2738. { 0x0c80, 0, 0x00000000, 0xffffffff },
  2739. { 0x0c84, 0, 0x00000000, 0xffffffff },
  2740. { 0x0c88, 0, 0x00000000, 0xffffffff },
  2741. { 0x0c8c, 0, 0x00000000, 0xffffffff },
  2742. { 0x0c90, 0, 0x00000000, 0xffffffff },
  2743. { 0x0c94, 0, 0x00000000, 0xffffffff },
  2744. { 0x0c98, 0, 0x00000000, 0xffffffff },
  2745. { 0x0c9c, 0, 0x00000000, 0xffffffff },
  2746. { 0x0ca0, 0, 0x00000000, 0xffffffff },
  2747. { 0x0ca4, 0, 0x00000000, 0xffffffff },
  2748. { 0x0ca8, 0, 0x00000000, 0x0007ffff },
  2749. { 0x0cac, 0, 0x00000000, 0xffffffff },
  2750. { 0x0cb0, 0, 0x00000000, 0xffffffff },
  2751. { 0x0cb4, 0, 0x00000000, 0xffffffff },
  2752. { 0x0cb8, 0, 0x00000000, 0xffffffff },
  2753. { 0x0cbc, 0, 0x00000000, 0xffffffff },
  2754. { 0x0cc0, 0, 0x00000000, 0xffffffff },
  2755. { 0x0cc4, 0, 0x00000000, 0xffffffff },
  2756. { 0x0cc8, 0, 0x00000000, 0xffffffff },
  2757. { 0x0ccc, 0, 0x00000000, 0xffffffff },
  2758. { 0x0cd0, 0, 0x00000000, 0xffffffff },
  2759. { 0x0cd4, 0, 0x00000000, 0xffffffff },
  2760. { 0x0cd8, 0, 0x00000000, 0xffffffff },
  2761. { 0x0cdc, 0, 0x00000000, 0xffffffff },
  2762. { 0x0ce0, 0, 0x00000000, 0xffffffff },
  2763. { 0x0ce4, 0, 0x00000000, 0xffffffff },
  2764. { 0x0ce8, 0, 0x00000000, 0xffffffff },
  2765. { 0x0cec, 0, 0x00000000, 0xffffffff },
  2766. { 0x0cf0, 0, 0x00000000, 0xffffffff },
  2767. { 0x0cf4, 0, 0x00000000, 0xffffffff },
  2768. { 0x0cf8, 0, 0x00000000, 0xffffffff },
  2769. { 0x0cfc, 0, 0x00000000, 0xffffffff },
  2770. { 0x0d00, 0, 0x00000000, 0xffffffff },
  2771. { 0x0d04, 0, 0x00000000, 0xffffffff },
  2772. { 0x1000, 0, 0x00000000, 0x00000001 },
  2773. { 0x1004, 0, 0x00000000, 0x000f0001 },
  2774. { 0x1044, 0, 0x00000000, 0xffc003ff },
  2775. { 0x1080, 0, 0x00000000, 0x0001ffff },
  2776. { 0x1084, 0, 0x00000000, 0xffffffff },
  2777. { 0x1088, 0, 0x00000000, 0xffffffff },
  2778. { 0x108c, 0, 0x00000000, 0xffffffff },
  2779. { 0x1090, 0, 0x00000000, 0xffffffff },
  2780. { 0x1094, 0, 0x00000000, 0xffffffff },
  2781. { 0x1098, 0, 0x00000000, 0xffffffff },
  2782. { 0x109c, 0, 0x00000000, 0xffffffff },
  2783. { 0x10a0, 0, 0x00000000, 0xffffffff },
  2784. { 0x1408, 0, 0x01c00800, 0x00000000 },
  2785. { 0x149c, 0, 0x8000ffff, 0x00000000 },
  2786. { 0x14a8, 0, 0x00000000, 0x000001ff },
  2787. { 0x14ac, 0, 0x0fffffff, 0x10000000 },
  2788. { 0x14b0, 0, 0x00000002, 0x00000001 },
  2789. { 0x14b8, 0, 0x00000000, 0x00000000 },
  2790. { 0x14c0, 0, 0x00000000, 0x00000009 },
  2791. { 0x14c4, 0, 0x00003fff, 0x00000000 },
  2792. { 0x14cc, 0, 0x00000000, 0x00000001 },
  2793. { 0x14d0, 0, 0xffffffff, 0x00000000 },
  2794. { 0x1500, 0, 0x00000000, 0xffffffff },
  2795. { 0x1504, 0, 0x00000000, 0xffffffff },
  2796. { 0x1508, 0, 0x00000000, 0xffffffff },
  2797. { 0x150c, 0, 0x00000000, 0xffffffff },
  2798. { 0x1510, 0, 0x00000000, 0xffffffff },
  2799. { 0x1514, 0, 0x00000000, 0xffffffff },
  2800. { 0x1518, 0, 0x00000000, 0xffffffff },
  2801. { 0x151c, 0, 0x00000000, 0xffffffff },
  2802. { 0x1520, 0, 0x00000000, 0xffffffff },
  2803. { 0x1524, 0, 0x00000000, 0xffffffff },
  2804. { 0x1528, 0, 0x00000000, 0xffffffff },
  2805. { 0x152c, 0, 0x00000000, 0xffffffff },
  2806. { 0x1530, 0, 0x00000000, 0xffffffff },
  2807. { 0x1534, 0, 0x00000000, 0xffffffff },
  2808. { 0x1538, 0, 0x00000000, 0xffffffff },
  2809. { 0x153c, 0, 0x00000000, 0xffffffff },
  2810. { 0x1540, 0, 0x00000000, 0xffffffff },
  2811. { 0x1544, 0, 0x00000000, 0xffffffff },
  2812. { 0x1548, 0, 0x00000000, 0xffffffff },
  2813. { 0x154c, 0, 0x00000000, 0xffffffff },
  2814. { 0x1550, 0, 0x00000000, 0xffffffff },
  2815. { 0x1554, 0, 0x00000000, 0xffffffff },
  2816. { 0x1558, 0, 0x00000000, 0xffffffff },
  2817. { 0x1600, 0, 0x00000000, 0xffffffff },
  2818. { 0x1604, 0, 0x00000000, 0xffffffff },
  2819. { 0x1608, 0, 0x00000000, 0xffffffff },
  2820. { 0x160c, 0, 0x00000000, 0xffffffff },
  2821. { 0x1610, 0, 0x00000000, 0xffffffff },
  2822. { 0x1614, 0, 0x00000000, 0xffffffff },
  2823. { 0x1618, 0, 0x00000000, 0xffffffff },
  2824. { 0x161c, 0, 0x00000000, 0xffffffff },
  2825. { 0x1620, 0, 0x00000000, 0xffffffff },
  2826. { 0x1624, 0, 0x00000000, 0xffffffff },
  2827. { 0x1628, 0, 0x00000000, 0xffffffff },
  2828. { 0x162c, 0, 0x00000000, 0xffffffff },
  2829. { 0x1630, 0, 0x00000000, 0xffffffff },
  2830. { 0x1634, 0, 0x00000000, 0xffffffff },
  2831. { 0x1638, 0, 0x00000000, 0xffffffff },
  2832. { 0x163c, 0, 0x00000000, 0xffffffff },
  2833. { 0x1640, 0, 0x00000000, 0xffffffff },
  2834. { 0x1644, 0, 0x00000000, 0xffffffff },
  2835. { 0x1648, 0, 0x00000000, 0xffffffff },
  2836. { 0x164c, 0, 0x00000000, 0xffffffff },
  2837. { 0x1650, 0, 0x00000000, 0xffffffff },
  2838. { 0x1654, 0, 0x00000000, 0xffffffff },
  2839. { 0x1800, 0, 0x00000000, 0x00000001 },
  2840. { 0x1804, 0, 0x00000000, 0x00000003 },
  2841. { 0x1840, 0, 0x00000000, 0xffffffff },
  2842. { 0x1844, 0, 0x00000000, 0xffffffff },
  2843. { 0x1848, 0, 0x00000000, 0xffffffff },
  2844. { 0x184c, 0, 0x00000000, 0xffffffff },
  2845. { 0x1850, 0, 0x00000000, 0xffffffff },
  2846. { 0x1900, 0, 0x7ffbffff, 0x00000000 },
  2847. { 0x1904, 0, 0xffffffff, 0x00000000 },
  2848. { 0x190c, 0, 0xffffffff, 0x00000000 },
  2849. { 0x1914, 0, 0xffffffff, 0x00000000 },
  2850. { 0x191c, 0, 0xffffffff, 0x00000000 },
  2851. { 0x1924, 0, 0xffffffff, 0x00000000 },
  2852. { 0x192c, 0, 0xffffffff, 0x00000000 },
  2853. { 0x1934, 0, 0xffffffff, 0x00000000 },
  2854. { 0x193c, 0, 0xffffffff, 0x00000000 },
  2855. { 0x1944, 0, 0xffffffff, 0x00000000 },
  2856. { 0x194c, 0, 0xffffffff, 0x00000000 },
  2857. { 0x1954, 0, 0xffffffff, 0x00000000 },
  2858. { 0x195c, 0, 0xffffffff, 0x00000000 },
  2859. { 0x1964, 0, 0xffffffff, 0x00000000 },
  2860. { 0x196c, 0, 0xffffffff, 0x00000000 },
  2861. { 0x1974, 0, 0xffffffff, 0x00000000 },
  2862. { 0x197c, 0, 0xffffffff, 0x00000000 },
  2863. { 0x1980, 0, 0x0700ffff, 0x00000000 },
  2864. { 0x1c00, 0, 0x00000000, 0x00000001 },
  2865. { 0x1c04, 0, 0x00000000, 0x00000003 },
  2866. { 0x1c08, 0, 0x0000000f, 0x00000000 },
  2867. { 0x1c40, 0, 0x00000000, 0xffffffff },
  2868. { 0x1c44, 0, 0x00000000, 0xffffffff },
  2869. { 0x1c48, 0, 0x00000000, 0xffffffff },
  2870. { 0x1c4c, 0, 0x00000000, 0xffffffff },
  2871. { 0x1c50, 0, 0x00000000, 0xffffffff },
  2872. { 0x1d00, 0, 0x7ffbffff, 0x00000000 },
  2873. { 0x1d04, 0, 0xffffffff, 0x00000000 },
  2874. { 0x1d0c, 0, 0xffffffff, 0x00000000 },
  2875. { 0x1d14, 0, 0xffffffff, 0x00000000 },
  2876. { 0x1d1c, 0, 0xffffffff, 0x00000000 },
  2877. { 0x1d24, 0, 0xffffffff, 0x00000000 },
  2878. { 0x1d2c, 0, 0xffffffff, 0x00000000 },
  2879. { 0x1d34, 0, 0xffffffff, 0x00000000 },
  2880. { 0x1d3c, 0, 0xffffffff, 0x00000000 },
  2881. { 0x1d44, 0, 0xffffffff, 0x00000000 },
  2882. { 0x1d4c, 0, 0xffffffff, 0x00000000 },
  2883. { 0x1d54, 0, 0xffffffff, 0x00000000 },
  2884. { 0x1d5c, 0, 0xffffffff, 0x00000000 },
  2885. { 0x1d64, 0, 0xffffffff, 0x00000000 },
  2886. { 0x1d6c, 0, 0xffffffff, 0x00000000 },
  2887. { 0x1d74, 0, 0xffffffff, 0x00000000 },
  2888. { 0x1d7c, 0, 0xffffffff, 0x00000000 },
  2889. { 0x1d80, 0, 0x0700ffff, 0x00000000 },
  2890. { 0x2004, 0, 0x00000000, 0x0337000f },
  2891. { 0x2008, 0, 0xffffffff, 0x00000000 },
  2892. { 0x200c, 0, 0xffffffff, 0x00000000 },
  2893. { 0x2010, 0, 0xffffffff, 0x00000000 },
  2894. { 0x2014, 0, 0x801fff80, 0x00000000 },
  2895. { 0x2018, 0, 0x000003ff, 0x00000000 },
  2896. { 0x2800, 0, 0x00000000, 0x00000001 },
  2897. { 0x2804, 0, 0x00000000, 0x00003f01 },
  2898. { 0x2808, 0, 0x0f3f3f03, 0x00000000 },
  2899. { 0x2810, 0, 0xffff0000, 0x00000000 },
  2900. { 0x2814, 0, 0xffff0000, 0x00000000 },
  2901. { 0x2818, 0, 0xffff0000, 0x00000000 },
  2902. { 0x281c, 0, 0xffff0000, 0x00000000 },
  2903. { 0x2834, 0, 0xffffffff, 0x00000000 },
  2904. { 0x2840, 0, 0x00000000, 0xffffffff },
  2905. { 0x2844, 0, 0x00000000, 0xffffffff },
  2906. { 0x2848, 0, 0xffffffff, 0x00000000 },
  2907. { 0x284c, 0, 0xf800f800, 0x07ff07ff },
  2908. { 0x2c00, 0, 0x00000000, 0x00000011 },
  2909. { 0x2c04, 0, 0x00000000, 0x00030007 },
  2910. { 0x3000, 0, 0x00000000, 0x00000001 },
  2911. { 0x3004, 0, 0x00000000, 0x007007ff },
  2912. { 0x3008, 0, 0x00000003, 0x00000000 },
  2913. { 0x300c, 0, 0xffffffff, 0x00000000 },
  2914. { 0x3010, 0, 0xffffffff, 0x00000000 },
  2915. { 0x3014, 0, 0xffffffff, 0x00000000 },
  2916. { 0x3034, 0, 0xffffffff, 0x00000000 },
  2917. { 0x3038, 0, 0xffffffff, 0x00000000 },
  2918. { 0x3050, 0, 0x00000001, 0x00000000 },
  2919. { 0x3c00, 0, 0x00000000, 0x00000001 },
  2920. { 0x3c04, 0, 0x00000000, 0x00070000 },
  2921. { 0x3c08, 0, 0x00007f71, 0x07f00000 },
  2922. { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 },
  2923. { 0x3c10, 0, 0xffffffff, 0x00000000 },
  2924. { 0x3c14, 0, 0x00000000, 0xffffffff },
  2925. { 0x3c18, 0, 0x00000000, 0xffffffff },
  2926. { 0x3c1c, 0, 0xfffff000, 0x00000000 },
  2927. { 0x3c20, 0, 0xffffff00, 0x00000000 },
  2928. { 0x3c24, 0, 0xffffffff, 0x00000000 },
  2929. { 0x3c28, 0, 0xffffffff, 0x00000000 },
  2930. { 0x3c2c, 0, 0xffffffff, 0x00000000 },
  2931. { 0x3c30, 0, 0xffffffff, 0x00000000 },
  2932. { 0x3c34, 0, 0xffffffff, 0x00000000 },
  2933. { 0x3c38, 0, 0xffffffff, 0x00000000 },
  2934. { 0x3c3c, 0, 0xffffffff, 0x00000000 },
  2935. { 0x3c40, 0, 0xffffffff, 0x00000000 },
  2936. { 0x3c44, 0, 0xffffffff, 0x00000000 },
  2937. { 0x3c48, 0, 0xffffffff, 0x00000000 },
  2938. { 0x3c4c, 0, 0xffffffff, 0x00000000 },
  2939. { 0x3c50, 0, 0xffffffff, 0x00000000 },
  2940. { 0x3c54, 0, 0xffffffff, 0x00000000 },
  2941. { 0x3c58, 0, 0xffffffff, 0x00000000 },
  2942. { 0x3c5c, 0, 0xffffffff, 0x00000000 },
  2943. { 0x3c60, 0, 0xffffffff, 0x00000000 },
  2944. { 0x3c64, 0, 0xffffffff, 0x00000000 },
  2945. { 0x3c68, 0, 0xffffffff, 0x00000000 },
  2946. { 0x3c6c, 0, 0xffffffff, 0x00000000 },
  2947. { 0x3c70, 0, 0xffffffff, 0x00000000 },
  2948. { 0x3c74, 0, 0x0000003f, 0x00000000 },
  2949. { 0x3c78, 0, 0x00000000, 0x00000000 },
  2950. { 0x3c7c, 0, 0x00000000, 0x00000000 },
  2951. { 0x3c80, 0, 0x3fffffff, 0x00000000 },
  2952. { 0x3c84, 0, 0x0000003f, 0x00000000 },
  2953. { 0x3c88, 0, 0x00000000, 0xffffffff },
  2954. { 0x3c8c, 0, 0x00000000, 0xffffffff },
  2955. { 0x4000, 0, 0x00000000, 0x00000001 },
  2956. { 0x4004, 0, 0x00000000, 0x00030000 },
  2957. { 0x4008, 0, 0x00000ff0, 0x00000000 },
  2958. { 0x400c, 0, 0xffffffff, 0x00000000 },
  2959. { 0x4088, 0, 0x00000000, 0x00070303 },
  2960. { 0x4400, 0, 0x00000000, 0x00000001 },
  2961. { 0x4404, 0, 0x00000000, 0x00003f01 },
  2962. { 0x4408, 0, 0x7fff00ff, 0x00000000 },
  2963. { 0x440c, 0, 0xffffffff, 0x00000000 },
  2964. { 0x4410, 0, 0xffff, 0x0000 },
  2965. { 0x4414, 0, 0xffff, 0x0000 },
  2966. { 0x4418, 0, 0xffff, 0x0000 },
  2967. { 0x441c, 0, 0xffff, 0x0000 },
  2968. { 0x4428, 0, 0xffffffff, 0x00000000 },
  2969. { 0x442c, 0, 0xffffffff, 0x00000000 },
  2970. { 0x4430, 0, 0xffffffff, 0x00000000 },
  2971. { 0x4434, 0, 0xffffffff, 0x00000000 },
  2972. { 0x4438, 0, 0xffffffff, 0x00000000 },
  2973. { 0x443c, 0, 0xffffffff, 0x00000000 },
  2974. { 0x4440, 0, 0xffffffff, 0x00000000 },
  2975. { 0x4444, 0, 0xffffffff, 0x00000000 },
  2976. { 0x4c00, 0, 0x00000000, 0x00000001 },
  2977. { 0x4c04, 0, 0x00000000, 0x0000003f },
  2978. { 0x4c08, 0, 0xffffffff, 0x00000000 },
  2979. { 0x4c0c, 0, 0x0007fc00, 0x00000000 },
  2980. { 0x4c10, 0, 0x80003fe0, 0x00000000 },
  2981. { 0x4c14, 0, 0xffffffff, 0x00000000 },
  2982. { 0x4c44, 0, 0x00000000, 0x9fff9fff },
  2983. { 0x4c48, 0, 0x00000000, 0xb3009fff },
  2984. { 0x4c4c, 0, 0x00000000, 0x77f33b30 },
  2985. { 0x4c50, 0, 0x00000000, 0xffffffff },
  2986. { 0x5004, 0, 0x00000000, 0x0000007f },
  2987. { 0x5008, 0, 0x0f0007ff, 0x00000000 },
  2988. { 0x500c, 0, 0xf800f800, 0x07ff07ff },
  2989. { 0x5400, 0, 0x00000008, 0x00000001 },
  2990. { 0x5404, 0, 0x00000000, 0x0000003f },
  2991. { 0x5408, 0, 0x0000001f, 0x00000000 },
  2992. { 0x540c, 0, 0xffffffff, 0x00000000 },
  2993. { 0x5410, 0, 0xffffffff, 0x00000000 },
  2994. { 0x5414, 0, 0x0000ffff, 0x00000000 },
  2995. { 0x5418, 0, 0x0000ffff, 0x00000000 },
  2996. { 0x541c, 0, 0x0000ffff, 0x00000000 },
  2997. { 0x5420, 0, 0x0000ffff, 0x00000000 },
  2998. { 0x5428, 0, 0x000000ff, 0x00000000 },
  2999. { 0x542c, 0, 0xff00ffff, 0x00000000 },
  3000. { 0x5430, 0, 0x001fff80, 0x00000000 },
  3001. { 0x5438, 0, 0xffffffff, 0x00000000 },
  3002. { 0x543c, 0, 0xffffffff, 0x00000000 },
  3003. { 0x5440, 0, 0xf800f800, 0x07ff07ff },
  3004. { 0x5c00, 0, 0x00000000, 0x00000001 },
  3005. { 0x5c04, 0, 0x00000000, 0x0003000f },
  3006. { 0x5c08, 0, 0x00000003, 0x00000000 },
  3007. { 0x5c0c, 0, 0x0000fff8, 0x00000000 },
  3008. { 0x5c10, 0, 0x00000000, 0xffffffff },
  3009. { 0x5c80, 0, 0x00000000, 0x0f7113f1 },
  3010. { 0x5c84, 0, 0x00000000, 0x0000f333 },
  3011. { 0x5c88, 0, 0x00000000, 0x00077373 },
  3012. { 0x5c8c, 0, 0x00000000, 0x0007f737 },
  3013. { 0x6808, 0, 0x0000ff7f, 0x00000000 },
  3014. { 0x680c, 0, 0xffffffff, 0x00000000 },
  3015. { 0x6810, 0, 0xffffffff, 0x00000000 },
  3016. { 0x6814, 0, 0xffffffff, 0x00000000 },
  3017. { 0x6818, 0, 0xffffffff, 0x00000000 },
  3018. { 0x681c, 0, 0xffffffff, 0x00000000 },
  3019. { 0x6820, 0, 0x00ff00ff, 0x00000000 },
  3020. { 0x6824, 0, 0x00ff00ff, 0x00000000 },
  3021. { 0x6828, 0, 0x00ff00ff, 0x00000000 },
  3022. { 0x682c, 0, 0x03ff03ff, 0x00000000 },
  3023. { 0x6830, 0, 0x03ff03ff, 0x00000000 },
  3024. { 0x6834, 0, 0x03ff03ff, 0x00000000 },
  3025. { 0x6838, 0, 0x03ff03ff, 0x00000000 },
  3026. { 0x683c, 0, 0x0000ffff, 0x00000000 },
  3027. { 0x6840, 0, 0x00000ff0, 0x00000000 },
  3028. { 0x6844, 0, 0x00ffff00, 0x00000000 },
  3029. { 0x684c, 0, 0xffffffff, 0x00000000 },
  3030. { 0x6850, 0, 0x7f7f7f7f, 0x00000000 },
  3031. { 0x6854, 0, 0x7f7f7f7f, 0x00000000 },
  3032. { 0x6858, 0, 0x7f7f7f7f, 0x00000000 },
  3033. { 0x685c, 0, 0x7f7f7f7f, 0x00000000 },
  3034. { 0x6908, 0, 0x00000000, 0x0001ff0f },
  3035. { 0x690c, 0, 0x00000000, 0x0ffe00f0 },
  3036. { 0xffff, 0, 0x00000000, 0x00000000 },
  3037. };
  3038. ret = 0;
  3039. for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
  3040. u32 offset, rw_mask, ro_mask, save_val, val;
  3041. offset = (u32) reg_tbl[i].offset;
  3042. rw_mask = reg_tbl[i].rw_mask;
  3043. ro_mask = reg_tbl[i].ro_mask;
  3044. save_val = readl(bp->regview + offset);
  3045. writel(0, bp->regview + offset);
  3046. val = readl(bp->regview + offset);
  3047. if ((val & rw_mask) != 0) {
  3048. goto reg_test_err;
  3049. }
  3050. if ((val & ro_mask) != (save_val & ro_mask)) {
  3051. goto reg_test_err;
  3052. }
  3053. writel(0xffffffff, bp->regview + offset);
  3054. val = readl(bp->regview + offset);
  3055. if ((val & rw_mask) != rw_mask) {
  3056. goto reg_test_err;
  3057. }
  3058. if ((val & ro_mask) != (save_val & ro_mask)) {
  3059. goto reg_test_err;
  3060. }
  3061. writel(save_val, bp->regview + offset);
  3062. continue;
  3063. reg_test_err:
  3064. writel(save_val, bp->regview + offset);
  3065. ret = -ENODEV;
  3066. break;
  3067. }
  3068. return ret;
  3069. }
  3070. static int
  3071. bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size)
  3072. {
  3073. static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555,
  3074. 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa };
  3075. int i;
  3076. for (i = 0; i < sizeof(test_pattern) / 4; i++) {
  3077. u32 offset;
  3078. for (offset = 0; offset < size; offset += 4) {
  3079. REG_WR_IND(bp, start + offset, test_pattern[i]);
  3080. if (REG_RD_IND(bp, start + offset) !=
  3081. test_pattern[i]) {
  3082. return -ENODEV;
  3083. }
  3084. }
  3085. }
  3086. return 0;
  3087. }
  3088. static int
  3089. bnx2_test_memory(struct bnx2 *bp)
  3090. {
  3091. int ret = 0;
  3092. int i;
  3093. static struct {
  3094. u32 offset;
  3095. u32 len;
  3096. } mem_tbl[] = {
  3097. { 0x60000, 0x4000 },
  3098. { 0xa0000, 0x3000 },
  3099. { 0xe0000, 0x4000 },
  3100. { 0x120000, 0x4000 },
  3101. { 0x1a0000, 0x4000 },
  3102. { 0x160000, 0x4000 },
  3103. { 0xffffffff, 0 },
  3104. };
  3105. for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
  3106. if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset,
  3107. mem_tbl[i].len)) != 0) {
  3108. return ret;
  3109. }
  3110. }
  3111. return ret;
  3112. }
  3113. static int
  3114. bnx2_test_loopback(struct bnx2 *bp)
  3115. {
  3116. unsigned int pkt_size, num_pkts, i;
  3117. struct sk_buff *skb, *rx_skb;
  3118. unsigned char *packet;
  3119. u16 rx_start_idx, rx_idx, send_idx;
  3120. u32 send_bseq, val;
  3121. dma_addr_t map;
  3122. struct tx_bd *txbd;
  3123. struct sw_bd *rx_buf;
  3124. struct l2_fhdr *rx_hdr;
  3125. int ret = -ENODEV;
  3126. if (!netif_running(bp->dev))
  3127. return -ENODEV;
  3128. bp->loopback = MAC_LOOPBACK;
  3129. bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_DIAG);
  3130. bnx2_set_mac_loopback(bp);
  3131. pkt_size = 1514;
  3132. skb = dev_alloc_skb(pkt_size);
  3133. packet = skb_put(skb, pkt_size);
  3134. memcpy(packet, bp->mac_addr, 6);
  3135. memset(packet + 6, 0x0, 8);
  3136. for (i = 14; i < pkt_size; i++)
  3137. packet[i] = (unsigned char) (i & 0xff);
  3138. map = pci_map_single(bp->pdev, skb->data, pkt_size,
  3139. PCI_DMA_TODEVICE);
  3140. val = REG_RD(bp, BNX2_HC_COMMAND);
  3141. REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW_WO_INT);
  3142. REG_RD(bp, BNX2_HC_COMMAND);
  3143. udelay(5);
  3144. rx_start_idx = bp->status_blk->status_rx_quick_consumer_index0;
  3145. send_idx = 0;
  3146. send_bseq = 0;
  3147. num_pkts = 0;
  3148. txbd = &bp->tx_desc_ring[send_idx];
  3149. txbd->tx_bd_haddr_hi = (u64) map >> 32;
  3150. txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff;
  3151. txbd->tx_bd_mss_nbytes = pkt_size;
  3152. txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END;
  3153. num_pkts++;
  3154. send_idx = NEXT_TX_BD(send_idx);
  3155. send_bseq += pkt_size;
  3156. REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, send_idx);
  3157. REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, send_bseq);
  3158. udelay(100);
  3159. val = REG_RD(bp, BNX2_HC_COMMAND);
  3160. REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW_WO_INT);
  3161. REG_RD(bp, BNX2_HC_COMMAND);
  3162. udelay(5);
  3163. pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE);
  3164. dev_kfree_skb_irq(skb);
  3165. if (bp->status_blk->status_tx_quick_consumer_index0 != send_idx) {
  3166. goto loopback_test_done;
  3167. }
  3168. rx_idx = bp->status_blk->status_rx_quick_consumer_index0;
  3169. if (rx_idx != rx_start_idx + num_pkts) {
  3170. goto loopback_test_done;
  3171. }
  3172. rx_buf = &bp->rx_buf_ring[rx_start_idx];
  3173. rx_skb = rx_buf->skb;
  3174. rx_hdr = (struct l2_fhdr *) rx_skb->data;
  3175. skb_reserve(rx_skb, bp->rx_offset);
  3176. pci_dma_sync_single_for_cpu(bp->pdev,
  3177. pci_unmap_addr(rx_buf, mapping),
  3178. bp->rx_buf_size, PCI_DMA_FROMDEVICE);
  3179. if (rx_hdr->l2_fhdr_errors &
  3180. (L2_FHDR_ERRORS_BAD_CRC |
  3181. L2_FHDR_ERRORS_PHY_DECODE |
  3182. L2_FHDR_ERRORS_ALIGNMENT |
  3183. L2_FHDR_ERRORS_TOO_SHORT |
  3184. L2_FHDR_ERRORS_GIANT_FRAME)) {
  3185. goto loopback_test_done;
  3186. }
  3187. if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) {
  3188. goto loopback_test_done;
  3189. }
  3190. for (i = 14; i < pkt_size; i++) {
  3191. if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) {
  3192. goto loopback_test_done;
  3193. }
  3194. }
  3195. ret = 0;
  3196. loopback_test_done:
  3197. bp->loopback = 0;
  3198. return ret;
  3199. }
  3200. #define NVRAM_SIZE 0x200
  3201. #define CRC32_RESIDUAL 0xdebb20e3
  3202. static int
  3203. bnx2_test_nvram(struct bnx2 *bp)
  3204. {
  3205. u32 buf[NVRAM_SIZE / 4];
  3206. u8 *data = (u8 *) buf;
  3207. int rc = 0;
  3208. u32 magic, csum;
  3209. if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0)
  3210. goto test_nvram_done;
  3211. magic = be32_to_cpu(buf[0]);
  3212. if (magic != 0x669955aa) {
  3213. rc = -ENODEV;
  3214. goto test_nvram_done;
  3215. }
  3216. if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0)
  3217. goto test_nvram_done;
  3218. csum = ether_crc_le(0x100, data);
  3219. if (csum != CRC32_RESIDUAL) {
  3220. rc = -ENODEV;
  3221. goto test_nvram_done;
  3222. }
  3223. csum = ether_crc_le(0x100, data + 0x100);
  3224. if (csum != CRC32_RESIDUAL) {
  3225. rc = -ENODEV;
  3226. }
  3227. test_nvram_done:
  3228. return rc;
  3229. }
  3230. static int
  3231. bnx2_test_link(struct bnx2 *bp)
  3232. {
  3233. u32 bmsr;
  3234. spin_lock_bh(&bp->phy_lock);
  3235. bnx2_read_phy(bp, MII_BMSR, &bmsr);
  3236. bnx2_read_phy(bp, MII_BMSR, &bmsr);
  3237. spin_unlock_bh(&bp->phy_lock);
  3238. if (bmsr & BMSR_LSTATUS) {
  3239. return 0;
  3240. }
  3241. return -ENODEV;
  3242. }
  3243. static int
  3244. bnx2_test_intr(struct bnx2 *bp)
  3245. {
  3246. int i;
  3247. u32 val;
  3248. u16 status_idx;
  3249. if (!netif_running(bp->dev))
  3250. return -ENODEV;
  3251. status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff;
  3252. /* This register is not touched during run-time. */
  3253. val = REG_RD(bp, BNX2_HC_COMMAND);
  3254. REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW);
  3255. REG_RD(bp, BNX2_HC_COMMAND);
  3256. for (i = 0; i < 10; i++) {
  3257. if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) !=
  3258. status_idx) {
  3259. break;
  3260. }
  3261. msleep_interruptible(10);
  3262. }
  3263. if (i < 10)
  3264. return 0;
  3265. return -ENODEV;
  3266. }
  3267. static void
  3268. bnx2_timer(unsigned long data)
  3269. {
  3270. struct bnx2 *bp = (struct bnx2 *) data;
  3271. u32 msg;
  3272. if (!netif_running(bp->dev))
  3273. return;
  3274. if (atomic_read(&bp->intr_sem) != 0)
  3275. goto bnx2_restart_timer;
  3276. msg = (u32) ++bp->fw_drv_pulse_wr_seq;
  3277. REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_PULSE_MB, msg);
  3278. if ((bp->phy_flags & PHY_SERDES_FLAG) &&
  3279. (CHIP_NUM(bp) == CHIP_NUM_5706)) {
  3280. spin_lock(&bp->phy_lock);
  3281. if (bp->serdes_an_pending) {
  3282. bp->serdes_an_pending--;
  3283. }
  3284. else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) {
  3285. u32 bmcr;
  3286. bp->current_interval = bp->timer_interval;
  3287. bnx2_read_phy(bp, MII_BMCR, &bmcr);
  3288. if (bmcr & BMCR_ANENABLE) {
  3289. u32 phy1, phy2;
  3290. bnx2_write_phy(bp, 0x1c, 0x7c00);
  3291. bnx2_read_phy(bp, 0x1c, &phy1);
  3292. bnx2_write_phy(bp, 0x17, 0x0f01);
  3293. bnx2_read_phy(bp, 0x15, &phy2);
  3294. bnx2_write_phy(bp, 0x17, 0x0f01);
  3295. bnx2_read_phy(bp, 0x15, &phy2);
  3296. if ((phy1 & 0x10) && /* SIGNAL DETECT */
  3297. !(phy2 & 0x20)) { /* no CONFIG */
  3298. bmcr &= ~BMCR_ANENABLE;
  3299. bmcr |= BMCR_SPEED1000 |
  3300. BMCR_FULLDPLX;
  3301. bnx2_write_phy(bp, MII_BMCR, bmcr);
  3302. bp->phy_flags |=
  3303. PHY_PARALLEL_DETECT_FLAG;
  3304. }
  3305. }
  3306. }
  3307. else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) &&
  3308. (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) {
  3309. u32 phy2;
  3310. bnx2_write_phy(bp, 0x17, 0x0f01);
  3311. bnx2_read_phy(bp, 0x15, &phy2);
  3312. if (phy2 & 0x20) {
  3313. u32 bmcr;
  3314. bnx2_read_phy(bp, MII_BMCR, &bmcr);
  3315. bmcr |= BMCR_ANENABLE;
  3316. bnx2_write_phy(bp, MII_BMCR, bmcr);
  3317. bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
  3318. }
  3319. }
  3320. else
  3321. bp->current_interval = bp->timer_interval;
  3322. spin_unlock(&bp->phy_lock);
  3323. }
  3324. bnx2_restart_timer:
  3325. mod_timer(&bp->timer, jiffies + bp->current_interval);
  3326. }
  3327. /* Called with rtnl_lock */
  3328. static int
  3329. bnx2_open(struct net_device *dev)
  3330. {
  3331. struct bnx2 *bp = dev->priv;
  3332. int rc;
  3333. bnx2_set_power_state(bp, PCI_D0);
  3334. bnx2_disable_int(bp);
  3335. rc = bnx2_alloc_mem(bp);
  3336. if (rc)
  3337. return rc;
  3338. if ((CHIP_ID(bp) != CHIP_ID_5706_A0) &&
  3339. (CHIP_ID(bp) != CHIP_ID_5706_A1) &&
  3340. !disable_msi) {
  3341. if (pci_enable_msi(bp->pdev) == 0) {
  3342. bp->flags |= USING_MSI_FLAG;
  3343. rc = request_irq(bp->pdev->irq, bnx2_msi, 0, dev->name,
  3344. dev);
  3345. }
  3346. else {
  3347. rc = request_irq(bp->pdev->irq, bnx2_interrupt,
  3348. SA_SHIRQ, dev->name, dev);
  3349. }
  3350. }
  3351. else {
  3352. rc = request_irq(bp->pdev->irq, bnx2_interrupt, SA_SHIRQ,
  3353. dev->name, dev);
  3354. }
  3355. if (rc) {
  3356. bnx2_free_mem(bp);
  3357. return rc;
  3358. }
  3359. rc = bnx2_init_nic(bp);
  3360. if (rc) {
  3361. free_irq(bp->pdev->irq, dev);
  3362. if (bp->flags & USING_MSI_FLAG) {
  3363. pci_disable_msi(bp->pdev);
  3364. bp->flags &= ~USING_MSI_FLAG;
  3365. }
  3366. bnx2_free_skbs(bp);
  3367. bnx2_free_mem(bp);
  3368. return rc;
  3369. }
  3370. mod_timer(&bp->timer, jiffies + bp->current_interval);
  3371. atomic_set(&bp->intr_sem, 0);
  3372. bnx2_enable_int(bp);
  3373. if (bp->flags & USING_MSI_FLAG) {
  3374. /* Test MSI to make sure it is working
  3375. * If MSI test fails, go back to INTx mode
  3376. */
  3377. if (bnx2_test_intr(bp) != 0) {
  3378. printk(KERN_WARNING PFX "%s: No interrupt was generated"
  3379. " using MSI, switching to INTx mode. Please"
  3380. " report this failure to the PCI maintainer"
  3381. " and include system chipset information.\n",
  3382. bp->dev->name);
  3383. bnx2_disable_int(bp);
  3384. free_irq(bp->pdev->irq, dev);
  3385. pci_disable_msi(bp->pdev);
  3386. bp->flags &= ~USING_MSI_FLAG;
  3387. rc = bnx2_init_nic(bp);
  3388. if (!rc) {
  3389. rc = request_irq(bp->pdev->irq, bnx2_interrupt,
  3390. SA_SHIRQ, dev->name, dev);
  3391. }
  3392. if (rc) {
  3393. bnx2_free_skbs(bp);
  3394. bnx2_free_mem(bp);
  3395. del_timer_sync(&bp->timer);
  3396. return rc;
  3397. }
  3398. bnx2_enable_int(bp);
  3399. }
  3400. }
  3401. if (bp->flags & USING_MSI_FLAG) {
  3402. printk(KERN_INFO PFX "%s: using MSI\n", dev->name);
  3403. }
  3404. netif_start_queue(dev);
  3405. return 0;
  3406. }
  3407. static void
  3408. bnx2_reset_task(void *data)
  3409. {
  3410. struct bnx2 *bp = data;
  3411. if (!netif_running(bp->dev))
  3412. return;
  3413. bp->in_reset_task = 1;
  3414. bnx2_netif_stop(bp);
  3415. bnx2_init_nic(bp);
  3416. atomic_set(&bp->intr_sem, 1);
  3417. bnx2_netif_start(bp);
  3418. bp->in_reset_task = 0;
  3419. }
  3420. static void
  3421. bnx2_tx_timeout(struct net_device *dev)
  3422. {
  3423. struct bnx2 *bp = dev->priv;
  3424. /* This allows the netif to be shutdown gracefully before resetting */
  3425. schedule_work(&bp->reset_task);
  3426. }
  3427. #ifdef BCM_VLAN
  3428. /* Called with rtnl_lock */
  3429. static void
  3430. bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp)
  3431. {
  3432. struct bnx2 *bp = dev->priv;
  3433. bnx2_netif_stop(bp);
  3434. bp->vlgrp = vlgrp;
  3435. bnx2_set_rx_mode(dev);
  3436. bnx2_netif_start(bp);
  3437. }
  3438. /* Called with rtnl_lock */
  3439. static void
  3440. bnx2_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid)
  3441. {
  3442. struct bnx2 *bp = dev->priv;
  3443. bnx2_netif_stop(bp);
  3444. if (bp->vlgrp)
  3445. bp->vlgrp->vlan_devices[vid] = NULL;
  3446. bnx2_set_rx_mode(dev);
  3447. bnx2_netif_start(bp);
  3448. }
  3449. #endif
  3450. /* Called with dev->xmit_lock.
  3451. * hard_start_xmit is pseudo-lockless - a lock is only required when
  3452. * the tx queue is full. This way, we get the benefit of lockless
  3453. * operations most of the time without the complexities to handle
  3454. * netif_stop_queue/wake_queue race conditions.
  3455. */
  3456. static int
  3457. bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
  3458. {
  3459. struct bnx2 *bp = dev->priv;
  3460. dma_addr_t mapping;
  3461. struct tx_bd *txbd;
  3462. struct sw_bd *tx_buf;
  3463. u32 len, vlan_tag_flags, last_frag, mss;
  3464. u16 prod, ring_prod;
  3465. int i;
  3466. if (unlikely(bnx2_tx_avail(bp) < (skb_shinfo(skb)->nr_frags + 1))) {
  3467. netif_stop_queue(dev);
  3468. printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n",
  3469. dev->name);
  3470. return NETDEV_TX_BUSY;
  3471. }
  3472. len = skb_headlen(skb);
  3473. prod = bp->tx_prod;
  3474. ring_prod = TX_RING_IDX(prod);
  3475. vlan_tag_flags = 0;
  3476. if (skb->ip_summed == CHECKSUM_HW) {
  3477. vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM;
  3478. }
  3479. if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) {
  3480. vlan_tag_flags |=
  3481. (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16));
  3482. }
  3483. #ifdef BCM_TSO
  3484. if ((mss = skb_shinfo(skb)->tso_size) &&
  3485. (skb->len > (bp->dev->mtu + ETH_HLEN))) {
  3486. u32 tcp_opt_len, ip_tcp_len;
  3487. if (skb_header_cloned(skb) &&
  3488. pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
  3489. dev_kfree_skb(skb);
  3490. return NETDEV_TX_OK;
  3491. }
  3492. tcp_opt_len = ((skb->h.th->doff - 5) * 4);
  3493. vlan_tag_flags |= TX_BD_FLAGS_SW_LSO;
  3494. tcp_opt_len = 0;
  3495. if (skb->h.th->doff > 5) {
  3496. tcp_opt_len = (skb->h.th->doff - 5) << 2;
  3497. }
  3498. ip_tcp_len = (skb->nh.iph->ihl << 2) + sizeof(struct tcphdr);
  3499. skb->nh.iph->check = 0;
  3500. skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len);
  3501. skb->h.th->check =
  3502. ~csum_tcpudp_magic(skb->nh.iph->saddr,
  3503. skb->nh.iph->daddr,
  3504. 0, IPPROTO_TCP, 0);
  3505. if (tcp_opt_len || (skb->nh.iph->ihl > 5)) {
  3506. vlan_tag_flags |= ((skb->nh.iph->ihl - 5) +
  3507. (tcp_opt_len >> 2)) << 8;
  3508. }
  3509. }
  3510. else
  3511. #endif
  3512. {
  3513. mss = 0;
  3514. }
  3515. mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE);
  3516. tx_buf = &bp->tx_buf_ring[ring_prod];
  3517. tx_buf->skb = skb;
  3518. pci_unmap_addr_set(tx_buf, mapping, mapping);
  3519. txbd = &bp->tx_desc_ring[ring_prod];
  3520. txbd->tx_bd_haddr_hi = (u64) mapping >> 32;
  3521. txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff;
  3522. txbd->tx_bd_mss_nbytes = len | (mss << 16);
  3523. txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START;
  3524. last_frag = skb_shinfo(skb)->nr_frags;
  3525. for (i = 0; i < last_frag; i++) {
  3526. skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
  3527. prod = NEXT_TX_BD(prod);
  3528. ring_prod = TX_RING_IDX(prod);
  3529. txbd = &bp->tx_desc_ring[ring_prod];
  3530. len = frag->size;
  3531. mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset,
  3532. len, PCI_DMA_TODEVICE);
  3533. pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod],
  3534. mapping, mapping);
  3535. txbd->tx_bd_haddr_hi = (u64) mapping >> 32;
  3536. txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff;
  3537. txbd->tx_bd_mss_nbytes = len | (mss << 16);
  3538. txbd->tx_bd_vlan_tag_flags = vlan_tag_flags;
  3539. }
  3540. txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END;
  3541. prod = NEXT_TX_BD(prod);
  3542. bp->tx_prod_bseq += skb->len;
  3543. REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, prod);
  3544. REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, bp->tx_prod_bseq);
  3545. mmiowb();
  3546. bp->tx_prod = prod;
  3547. dev->trans_start = jiffies;
  3548. if (unlikely(bnx2_tx_avail(bp) <= MAX_SKB_FRAGS)) {
  3549. spin_lock(&bp->tx_lock);
  3550. netif_stop_queue(dev);
  3551. if (bnx2_tx_avail(bp) > MAX_SKB_FRAGS)
  3552. netif_wake_queue(dev);
  3553. spin_unlock(&bp->tx_lock);
  3554. }
  3555. return NETDEV_TX_OK;
  3556. }
  3557. /* Called with rtnl_lock */
  3558. static int
  3559. bnx2_close(struct net_device *dev)
  3560. {
  3561. struct bnx2 *bp = dev->priv;
  3562. u32 reset_code;
  3563. /* Calling flush_scheduled_work() may deadlock because
  3564. * linkwatch_event() may be on the workqueue and it will try to get
  3565. * the rtnl_lock which we are holding.
  3566. */
  3567. while (bp->in_reset_task)
  3568. msleep(1);
  3569. bnx2_netif_stop(bp);
  3570. del_timer_sync(&bp->timer);
  3571. if (bp->wol)
  3572. reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL;
  3573. else
  3574. reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL;
  3575. bnx2_reset_chip(bp, reset_code);
  3576. free_irq(bp->pdev->irq, dev);
  3577. if (bp->flags & USING_MSI_FLAG) {
  3578. pci_disable_msi(bp->pdev);
  3579. bp->flags &= ~USING_MSI_FLAG;
  3580. }
  3581. bnx2_free_skbs(bp);
  3582. bnx2_free_mem(bp);
  3583. bp->link_up = 0;
  3584. netif_carrier_off(bp->dev);
  3585. bnx2_set_power_state(bp, PCI_D3hot);
  3586. return 0;
  3587. }
  3588. #define GET_NET_STATS64(ctr) \
  3589. (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \
  3590. (unsigned long) (ctr##_lo)
  3591. #define GET_NET_STATS32(ctr) \
  3592. (ctr##_lo)
  3593. #if (BITS_PER_LONG == 64)
  3594. #define GET_NET_STATS GET_NET_STATS64
  3595. #else
  3596. #define GET_NET_STATS GET_NET_STATS32
  3597. #endif
  3598. static struct net_device_stats *
  3599. bnx2_get_stats(struct net_device *dev)
  3600. {
  3601. struct bnx2 *bp = dev->priv;
  3602. struct statistics_block *stats_blk = bp->stats_blk;
  3603. struct net_device_stats *net_stats = &bp->net_stats;
  3604. if (bp->stats_blk == NULL) {
  3605. return net_stats;
  3606. }
  3607. net_stats->rx_packets =
  3608. GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) +
  3609. GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) +
  3610. GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts);
  3611. net_stats->tx_packets =
  3612. GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) +
  3613. GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) +
  3614. GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts);
  3615. net_stats->rx_bytes =
  3616. GET_NET_STATS(stats_blk->stat_IfHCInOctets);
  3617. net_stats->tx_bytes =
  3618. GET_NET_STATS(stats_blk->stat_IfHCOutOctets);
  3619. net_stats->multicast =
  3620. GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts);
  3621. net_stats->collisions =
  3622. (unsigned long) stats_blk->stat_EtherStatsCollisions;
  3623. net_stats->rx_length_errors =
  3624. (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts +
  3625. stats_blk->stat_EtherStatsOverrsizePkts);
  3626. net_stats->rx_over_errors =
  3627. (unsigned long) stats_blk->stat_IfInMBUFDiscards;
  3628. net_stats->rx_frame_errors =
  3629. (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors;
  3630. net_stats->rx_crc_errors =
  3631. (unsigned long) stats_blk->stat_Dot3StatsFCSErrors;
  3632. net_stats->rx_errors = net_stats->rx_length_errors +
  3633. net_stats->rx_over_errors + net_stats->rx_frame_errors +
  3634. net_stats->rx_crc_errors;
  3635. net_stats->tx_aborted_errors =
  3636. (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions +
  3637. stats_blk->stat_Dot3StatsLateCollisions);
  3638. if ((CHIP_NUM(bp) == CHIP_NUM_5706) ||
  3639. (CHIP_ID(bp) == CHIP_ID_5708_A0))
  3640. net_stats->tx_carrier_errors = 0;
  3641. else {
  3642. net_stats->tx_carrier_errors =
  3643. (unsigned long)
  3644. stats_blk->stat_Dot3StatsCarrierSenseErrors;
  3645. }
  3646. net_stats->tx_errors =
  3647. (unsigned long)
  3648. stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors
  3649. +
  3650. net_stats->tx_aborted_errors +
  3651. net_stats->tx_carrier_errors;
  3652. return net_stats;
  3653. }
  3654. /* All ethtool functions called with rtnl_lock */
  3655. static int
  3656. bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  3657. {
  3658. struct bnx2 *bp = dev->priv;
  3659. cmd->supported = SUPPORTED_Autoneg;
  3660. if (bp->phy_flags & PHY_SERDES_FLAG) {
  3661. cmd->supported |= SUPPORTED_1000baseT_Full |
  3662. SUPPORTED_FIBRE;
  3663. cmd->port = PORT_FIBRE;
  3664. }
  3665. else {
  3666. cmd->supported |= SUPPORTED_10baseT_Half |
  3667. SUPPORTED_10baseT_Full |
  3668. SUPPORTED_100baseT_Half |
  3669. SUPPORTED_100baseT_Full |
  3670. SUPPORTED_1000baseT_Full |
  3671. SUPPORTED_TP;
  3672. cmd->port = PORT_TP;
  3673. }
  3674. cmd->advertising = bp->advertising;
  3675. if (bp->autoneg & AUTONEG_SPEED) {
  3676. cmd->autoneg = AUTONEG_ENABLE;
  3677. }
  3678. else {
  3679. cmd->autoneg = AUTONEG_DISABLE;
  3680. }
  3681. if (netif_carrier_ok(dev)) {
  3682. cmd->speed = bp->line_speed;
  3683. cmd->duplex = bp->duplex;
  3684. }
  3685. else {
  3686. cmd->speed = -1;
  3687. cmd->duplex = -1;
  3688. }
  3689. cmd->transceiver = XCVR_INTERNAL;
  3690. cmd->phy_address = bp->phy_addr;
  3691. return 0;
  3692. }
  3693. static int
  3694. bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  3695. {
  3696. struct bnx2 *bp = dev->priv;
  3697. u8 autoneg = bp->autoneg;
  3698. u8 req_duplex = bp->req_duplex;
  3699. u16 req_line_speed = bp->req_line_speed;
  3700. u32 advertising = bp->advertising;
  3701. if (cmd->autoneg == AUTONEG_ENABLE) {
  3702. autoneg |= AUTONEG_SPEED;
  3703. cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED;
  3704. /* allow advertising 1 speed */
  3705. if ((cmd->advertising == ADVERTISED_10baseT_Half) ||
  3706. (cmd->advertising == ADVERTISED_10baseT_Full) ||
  3707. (cmd->advertising == ADVERTISED_100baseT_Half) ||
  3708. (cmd->advertising == ADVERTISED_100baseT_Full)) {
  3709. if (bp->phy_flags & PHY_SERDES_FLAG)
  3710. return -EINVAL;
  3711. advertising = cmd->advertising;
  3712. }
  3713. else if (cmd->advertising == ADVERTISED_1000baseT_Full) {
  3714. advertising = cmd->advertising;
  3715. }
  3716. else if (cmd->advertising == ADVERTISED_1000baseT_Half) {
  3717. return -EINVAL;
  3718. }
  3719. else {
  3720. if (bp->phy_flags & PHY_SERDES_FLAG) {
  3721. advertising = ETHTOOL_ALL_FIBRE_SPEED;
  3722. }
  3723. else {
  3724. advertising = ETHTOOL_ALL_COPPER_SPEED;
  3725. }
  3726. }
  3727. advertising |= ADVERTISED_Autoneg;
  3728. }
  3729. else {
  3730. if (bp->phy_flags & PHY_SERDES_FLAG) {
  3731. if ((cmd->speed != SPEED_1000) ||
  3732. (cmd->duplex != DUPLEX_FULL)) {
  3733. return -EINVAL;
  3734. }
  3735. }
  3736. else if (cmd->speed == SPEED_1000) {
  3737. return -EINVAL;
  3738. }
  3739. autoneg &= ~AUTONEG_SPEED;
  3740. req_line_speed = cmd->speed;
  3741. req_duplex = cmd->duplex;
  3742. advertising = 0;
  3743. }
  3744. bp->autoneg = autoneg;
  3745. bp->advertising = advertising;
  3746. bp->req_line_speed = req_line_speed;
  3747. bp->req_duplex = req_duplex;
  3748. spin_lock_bh(&bp->phy_lock);
  3749. bnx2_setup_phy(bp);
  3750. spin_unlock_bh(&bp->phy_lock);
  3751. return 0;
  3752. }
  3753. static void
  3754. bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
  3755. {
  3756. struct bnx2 *bp = dev->priv;
  3757. strcpy(info->driver, DRV_MODULE_NAME);
  3758. strcpy(info->version, DRV_MODULE_VERSION);
  3759. strcpy(info->bus_info, pci_name(bp->pdev));
  3760. info->fw_version[0] = ((bp->fw_ver & 0xff000000) >> 24) + '0';
  3761. info->fw_version[2] = ((bp->fw_ver & 0xff0000) >> 16) + '0';
  3762. info->fw_version[4] = ((bp->fw_ver & 0xff00) >> 8) + '0';
  3763. info->fw_version[6] = (bp->fw_ver & 0xff) + '0';
  3764. info->fw_version[1] = info->fw_version[3] = info->fw_version[5] = '.';
  3765. info->fw_version[7] = 0;
  3766. }
  3767. static void
  3768. bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  3769. {
  3770. struct bnx2 *bp = dev->priv;
  3771. if (bp->flags & NO_WOL_FLAG) {
  3772. wol->supported = 0;
  3773. wol->wolopts = 0;
  3774. }
  3775. else {
  3776. wol->supported = WAKE_MAGIC;
  3777. if (bp->wol)
  3778. wol->wolopts = WAKE_MAGIC;
  3779. else
  3780. wol->wolopts = 0;
  3781. }
  3782. memset(&wol->sopass, 0, sizeof(wol->sopass));
  3783. }
  3784. static int
  3785. bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  3786. {
  3787. struct bnx2 *bp = dev->priv;
  3788. if (wol->wolopts & ~WAKE_MAGIC)
  3789. return -EINVAL;
  3790. if (wol->wolopts & WAKE_MAGIC) {
  3791. if (bp->flags & NO_WOL_FLAG)
  3792. return -EINVAL;
  3793. bp->wol = 1;
  3794. }
  3795. else {
  3796. bp->wol = 0;
  3797. }
  3798. return 0;
  3799. }
  3800. static int
  3801. bnx2_nway_reset(struct net_device *dev)
  3802. {
  3803. struct bnx2 *bp = dev->priv;
  3804. u32 bmcr;
  3805. if (!(bp->autoneg & AUTONEG_SPEED)) {
  3806. return -EINVAL;
  3807. }
  3808. spin_lock_bh(&bp->phy_lock);
  3809. /* Force a link down visible on the other side */
  3810. if (bp->phy_flags & PHY_SERDES_FLAG) {
  3811. bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK);
  3812. spin_unlock_bh(&bp->phy_lock);
  3813. msleep(20);
  3814. spin_lock_bh(&bp->phy_lock);
  3815. if (CHIP_NUM(bp) == CHIP_NUM_5706) {
  3816. bp->current_interval = SERDES_AN_TIMEOUT;
  3817. bp->serdes_an_pending = 1;
  3818. mod_timer(&bp->timer, jiffies + bp->current_interval);
  3819. }
  3820. }
  3821. bnx2_read_phy(bp, MII_BMCR, &bmcr);
  3822. bmcr &= ~BMCR_LOOPBACK;
  3823. bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE);
  3824. spin_unlock_bh(&bp->phy_lock);
  3825. return 0;
  3826. }
  3827. static int
  3828. bnx2_get_eeprom_len(struct net_device *dev)
  3829. {
  3830. struct bnx2 *bp = dev->priv;
  3831. if (bp->flash_info == 0)
  3832. return 0;
  3833. return (int) bp->flash_info->total_size;
  3834. }
  3835. static int
  3836. bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
  3837. u8 *eebuf)
  3838. {
  3839. struct bnx2 *bp = dev->priv;
  3840. int rc;
  3841. if (eeprom->offset > bp->flash_info->total_size)
  3842. return -EINVAL;
  3843. if ((eeprom->offset + eeprom->len) > bp->flash_info->total_size)
  3844. eeprom->len = bp->flash_info->total_size - eeprom->offset;
  3845. rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
  3846. return rc;
  3847. }
  3848. static int
  3849. bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
  3850. u8 *eebuf)
  3851. {
  3852. struct bnx2 *bp = dev->priv;
  3853. int rc;
  3854. if (eeprom->offset > bp->flash_info->total_size)
  3855. return -EINVAL;
  3856. if ((eeprom->offset + eeprom->len) > bp->flash_info->total_size)
  3857. eeprom->len = bp->flash_info->total_size - eeprom->offset;
  3858. rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
  3859. return rc;
  3860. }
  3861. static int
  3862. bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal)
  3863. {
  3864. struct bnx2 *bp = dev->priv;
  3865. memset(coal, 0, sizeof(struct ethtool_coalesce));
  3866. coal->rx_coalesce_usecs = bp->rx_ticks;
  3867. coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip;
  3868. coal->rx_coalesce_usecs_irq = bp->rx_ticks_int;
  3869. coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int;
  3870. coal->tx_coalesce_usecs = bp->tx_ticks;
  3871. coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip;
  3872. coal->tx_coalesce_usecs_irq = bp->tx_ticks_int;
  3873. coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int;
  3874. coal->stats_block_coalesce_usecs = bp->stats_ticks;
  3875. return 0;
  3876. }
  3877. static int
  3878. bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal)
  3879. {
  3880. struct bnx2 *bp = dev->priv;
  3881. bp->rx_ticks = (u16) coal->rx_coalesce_usecs;
  3882. if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff;
  3883. bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames;
  3884. if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff;
  3885. bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq;
  3886. if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff;
  3887. bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq;
  3888. if (bp->rx_quick_cons_trip_int > 0xff)
  3889. bp->rx_quick_cons_trip_int = 0xff;
  3890. bp->tx_ticks = (u16) coal->tx_coalesce_usecs;
  3891. if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff;
  3892. bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames;
  3893. if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff;
  3894. bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq;
  3895. if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff;
  3896. bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq;
  3897. if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int =
  3898. 0xff;
  3899. bp->stats_ticks = coal->stats_block_coalesce_usecs;
  3900. if (bp->stats_ticks > 0xffff00) bp->stats_ticks = 0xffff00;
  3901. bp->stats_ticks &= 0xffff00;
  3902. if (netif_running(bp->dev)) {
  3903. bnx2_netif_stop(bp);
  3904. bnx2_init_nic(bp);
  3905. bnx2_netif_start(bp);
  3906. }
  3907. return 0;
  3908. }
  3909. static void
  3910. bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  3911. {
  3912. struct bnx2 *bp = dev->priv;
  3913. ering->rx_max_pending = MAX_RX_DESC_CNT;
  3914. ering->rx_mini_max_pending = 0;
  3915. ering->rx_jumbo_max_pending = 0;
  3916. ering->rx_pending = bp->rx_ring_size;
  3917. ering->rx_mini_pending = 0;
  3918. ering->rx_jumbo_pending = 0;
  3919. ering->tx_max_pending = MAX_TX_DESC_CNT;
  3920. ering->tx_pending = bp->tx_ring_size;
  3921. }
  3922. static int
  3923. bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  3924. {
  3925. struct bnx2 *bp = dev->priv;
  3926. if ((ering->rx_pending > MAX_RX_DESC_CNT) ||
  3927. (ering->tx_pending > MAX_TX_DESC_CNT) ||
  3928. (ering->tx_pending <= MAX_SKB_FRAGS)) {
  3929. return -EINVAL;
  3930. }
  3931. bp->rx_ring_size = ering->rx_pending;
  3932. bp->tx_ring_size = ering->tx_pending;
  3933. if (netif_running(bp->dev)) {
  3934. bnx2_netif_stop(bp);
  3935. bnx2_init_nic(bp);
  3936. bnx2_netif_start(bp);
  3937. }
  3938. return 0;
  3939. }
  3940. static void
  3941. bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  3942. {
  3943. struct bnx2 *bp = dev->priv;
  3944. epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0);
  3945. epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0);
  3946. epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0);
  3947. }
  3948. static int
  3949. bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  3950. {
  3951. struct bnx2 *bp = dev->priv;
  3952. bp->req_flow_ctrl = 0;
  3953. if (epause->rx_pause)
  3954. bp->req_flow_ctrl |= FLOW_CTRL_RX;
  3955. if (epause->tx_pause)
  3956. bp->req_flow_ctrl |= FLOW_CTRL_TX;
  3957. if (epause->autoneg) {
  3958. bp->autoneg |= AUTONEG_FLOW_CTRL;
  3959. }
  3960. else {
  3961. bp->autoneg &= ~AUTONEG_FLOW_CTRL;
  3962. }
  3963. spin_lock_bh(&bp->phy_lock);
  3964. bnx2_setup_phy(bp);
  3965. spin_unlock_bh(&bp->phy_lock);
  3966. return 0;
  3967. }
  3968. static u32
  3969. bnx2_get_rx_csum(struct net_device *dev)
  3970. {
  3971. struct bnx2 *bp = dev->priv;
  3972. return bp->rx_csum;
  3973. }
  3974. static int
  3975. bnx2_set_rx_csum(struct net_device *dev, u32 data)
  3976. {
  3977. struct bnx2 *bp = dev->priv;
  3978. bp->rx_csum = data;
  3979. return 0;
  3980. }
  3981. #define BNX2_NUM_STATS 45
  3982. static struct {
  3983. char string[ETH_GSTRING_LEN];
  3984. } bnx2_stats_str_arr[BNX2_NUM_STATS] = {
  3985. { "rx_bytes" },
  3986. { "rx_error_bytes" },
  3987. { "tx_bytes" },
  3988. { "tx_error_bytes" },
  3989. { "rx_ucast_packets" },
  3990. { "rx_mcast_packets" },
  3991. { "rx_bcast_packets" },
  3992. { "tx_ucast_packets" },
  3993. { "tx_mcast_packets" },
  3994. { "tx_bcast_packets" },
  3995. { "tx_mac_errors" },
  3996. { "tx_carrier_errors" },
  3997. { "rx_crc_errors" },
  3998. { "rx_align_errors" },
  3999. { "tx_single_collisions" },
  4000. { "tx_multi_collisions" },
  4001. { "tx_deferred" },
  4002. { "tx_excess_collisions" },
  4003. { "tx_late_collisions" },
  4004. { "tx_total_collisions" },
  4005. { "rx_fragments" },
  4006. { "rx_jabbers" },
  4007. { "rx_undersize_packets" },
  4008. { "rx_oversize_packets" },
  4009. { "rx_64_byte_packets" },
  4010. { "rx_65_to_127_byte_packets" },
  4011. { "rx_128_to_255_byte_packets" },
  4012. { "rx_256_to_511_byte_packets" },
  4013. { "rx_512_to_1023_byte_packets" },
  4014. { "rx_1024_to_1522_byte_packets" },
  4015. { "rx_1523_to_9022_byte_packets" },
  4016. { "tx_64_byte_packets" },
  4017. { "tx_65_to_127_byte_packets" },
  4018. { "tx_128_to_255_byte_packets" },
  4019. { "tx_256_to_511_byte_packets" },
  4020. { "tx_512_to_1023_byte_packets" },
  4021. { "tx_1024_to_1522_byte_packets" },
  4022. { "tx_1523_to_9022_byte_packets" },
  4023. { "rx_xon_frames" },
  4024. { "rx_xoff_frames" },
  4025. { "tx_xon_frames" },
  4026. { "tx_xoff_frames" },
  4027. { "rx_mac_ctrl_frames" },
  4028. { "rx_filtered_packets" },
  4029. { "rx_discards" },
  4030. };
  4031. #define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4)
  4032. static unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = {
  4033. STATS_OFFSET32(stat_IfHCInOctets_hi),
  4034. STATS_OFFSET32(stat_IfHCInBadOctets_hi),
  4035. STATS_OFFSET32(stat_IfHCOutOctets_hi),
  4036. STATS_OFFSET32(stat_IfHCOutBadOctets_hi),
  4037. STATS_OFFSET32(stat_IfHCInUcastPkts_hi),
  4038. STATS_OFFSET32(stat_IfHCInMulticastPkts_hi),
  4039. STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi),
  4040. STATS_OFFSET32(stat_IfHCOutUcastPkts_hi),
  4041. STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi),
  4042. STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi),
  4043. STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors),
  4044. STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors),
  4045. STATS_OFFSET32(stat_Dot3StatsFCSErrors),
  4046. STATS_OFFSET32(stat_Dot3StatsAlignmentErrors),
  4047. STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames),
  4048. STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames),
  4049. STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions),
  4050. STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions),
  4051. STATS_OFFSET32(stat_Dot3StatsLateCollisions),
  4052. STATS_OFFSET32(stat_EtherStatsCollisions),
  4053. STATS_OFFSET32(stat_EtherStatsFragments),
  4054. STATS_OFFSET32(stat_EtherStatsJabbers),
  4055. STATS_OFFSET32(stat_EtherStatsUndersizePkts),
  4056. STATS_OFFSET32(stat_EtherStatsOverrsizePkts),
  4057. STATS_OFFSET32(stat_EtherStatsPktsRx64Octets),
  4058. STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets),
  4059. STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets),
  4060. STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets),
  4061. STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets),
  4062. STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets),
  4063. STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets),
  4064. STATS_OFFSET32(stat_EtherStatsPktsTx64Octets),
  4065. STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets),
  4066. STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets),
  4067. STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets),
  4068. STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets),
  4069. STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets),
  4070. STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets),
  4071. STATS_OFFSET32(stat_XonPauseFramesReceived),
  4072. STATS_OFFSET32(stat_XoffPauseFramesReceived),
  4073. STATS_OFFSET32(stat_OutXonSent),
  4074. STATS_OFFSET32(stat_OutXoffSent),
  4075. STATS_OFFSET32(stat_MacControlFramesReceived),
  4076. STATS_OFFSET32(stat_IfInFramesL2FilterDiscards),
  4077. STATS_OFFSET32(stat_IfInMBUFDiscards),
  4078. };
  4079. /* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are
  4080. * skipped because of errata.
  4081. */
  4082. static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = {
  4083. 8,0,8,8,8,8,8,8,8,8,
  4084. 4,0,4,4,4,4,4,4,4,4,
  4085. 4,4,4,4,4,4,4,4,4,4,
  4086. 4,4,4,4,4,4,4,4,4,4,
  4087. 4,4,4,4,4,
  4088. };
  4089. static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = {
  4090. 8,0,8,8,8,8,8,8,8,8,
  4091. 4,4,4,4,4,4,4,4,4,4,
  4092. 4,4,4,4,4,4,4,4,4,4,
  4093. 4,4,4,4,4,4,4,4,4,4,
  4094. 4,4,4,4,4,
  4095. };
  4096. #define BNX2_NUM_TESTS 6
  4097. static struct {
  4098. char string[ETH_GSTRING_LEN];
  4099. } bnx2_tests_str_arr[BNX2_NUM_TESTS] = {
  4100. { "register_test (offline)" },
  4101. { "memory_test (offline)" },
  4102. { "loopback_test (offline)" },
  4103. { "nvram_test (online)" },
  4104. { "interrupt_test (online)" },
  4105. { "link_test (online)" },
  4106. };
  4107. static int
  4108. bnx2_self_test_count(struct net_device *dev)
  4109. {
  4110. return BNX2_NUM_TESTS;
  4111. }
  4112. static void
  4113. bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf)
  4114. {
  4115. struct bnx2 *bp = dev->priv;
  4116. memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS);
  4117. if (etest->flags & ETH_TEST_FL_OFFLINE) {
  4118. bnx2_netif_stop(bp);
  4119. bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG);
  4120. bnx2_free_skbs(bp);
  4121. if (bnx2_test_registers(bp) != 0) {
  4122. buf[0] = 1;
  4123. etest->flags |= ETH_TEST_FL_FAILED;
  4124. }
  4125. if (bnx2_test_memory(bp) != 0) {
  4126. buf[1] = 1;
  4127. etest->flags |= ETH_TEST_FL_FAILED;
  4128. }
  4129. if (bnx2_test_loopback(bp) != 0) {
  4130. buf[2] = 1;
  4131. etest->flags |= ETH_TEST_FL_FAILED;
  4132. }
  4133. if (!netif_running(bp->dev)) {
  4134. bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET);
  4135. }
  4136. else {
  4137. bnx2_init_nic(bp);
  4138. bnx2_netif_start(bp);
  4139. }
  4140. /* wait for link up */
  4141. msleep_interruptible(3000);
  4142. if ((!bp->link_up) && !(bp->phy_flags & PHY_SERDES_FLAG))
  4143. msleep_interruptible(4000);
  4144. }
  4145. if (bnx2_test_nvram(bp) != 0) {
  4146. buf[3] = 1;
  4147. etest->flags |= ETH_TEST_FL_FAILED;
  4148. }
  4149. if (bnx2_test_intr(bp) != 0) {
  4150. buf[4] = 1;
  4151. etest->flags |= ETH_TEST_FL_FAILED;
  4152. }
  4153. if (bnx2_test_link(bp) != 0) {
  4154. buf[5] = 1;
  4155. etest->flags |= ETH_TEST_FL_FAILED;
  4156. }
  4157. }
  4158. static void
  4159. bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
  4160. {
  4161. switch (stringset) {
  4162. case ETH_SS_STATS:
  4163. memcpy(buf, bnx2_stats_str_arr,
  4164. sizeof(bnx2_stats_str_arr));
  4165. break;
  4166. case ETH_SS_TEST:
  4167. memcpy(buf, bnx2_tests_str_arr,
  4168. sizeof(bnx2_tests_str_arr));
  4169. break;
  4170. }
  4171. }
  4172. static int
  4173. bnx2_get_stats_count(struct net_device *dev)
  4174. {
  4175. return BNX2_NUM_STATS;
  4176. }
  4177. static void
  4178. bnx2_get_ethtool_stats(struct net_device *dev,
  4179. struct ethtool_stats *stats, u64 *buf)
  4180. {
  4181. struct bnx2 *bp = dev->priv;
  4182. int i;
  4183. u32 *hw_stats = (u32 *) bp->stats_blk;
  4184. u8 *stats_len_arr = NULL;
  4185. if (hw_stats == NULL) {
  4186. memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS);
  4187. return;
  4188. }
  4189. if ((CHIP_ID(bp) == CHIP_ID_5706_A0) ||
  4190. (CHIP_ID(bp) == CHIP_ID_5706_A1) ||
  4191. (CHIP_ID(bp) == CHIP_ID_5706_A2) ||
  4192. (CHIP_ID(bp) == CHIP_ID_5708_A0))
  4193. stats_len_arr = bnx2_5706_stats_len_arr;
  4194. else
  4195. stats_len_arr = bnx2_5708_stats_len_arr;
  4196. for (i = 0; i < BNX2_NUM_STATS; i++) {
  4197. if (stats_len_arr[i] == 0) {
  4198. /* skip this counter */
  4199. buf[i] = 0;
  4200. continue;
  4201. }
  4202. if (stats_len_arr[i] == 4) {
  4203. /* 4-byte counter */
  4204. buf[i] = (u64)
  4205. *(hw_stats + bnx2_stats_offset_arr[i]);
  4206. continue;
  4207. }
  4208. /* 8-byte counter */
  4209. buf[i] = (((u64) *(hw_stats +
  4210. bnx2_stats_offset_arr[i])) << 32) +
  4211. *(hw_stats + bnx2_stats_offset_arr[i] + 1);
  4212. }
  4213. }
  4214. static int
  4215. bnx2_phys_id(struct net_device *dev, u32 data)
  4216. {
  4217. struct bnx2 *bp = dev->priv;
  4218. int i;
  4219. u32 save;
  4220. if (data == 0)
  4221. data = 2;
  4222. save = REG_RD(bp, BNX2_MISC_CFG);
  4223. REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC);
  4224. for (i = 0; i < (data * 2); i++) {
  4225. if ((i % 2) == 0) {
  4226. REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE);
  4227. }
  4228. else {
  4229. REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE |
  4230. BNX2_EMAC_LED_1000MB_OVERRIDE |
  4231. BNX2_EMAC_LED_100MB_OVERRIDE |
  4232. BNX2_EMAC_LED_10MB_OVERRIDE |
  4233. BNX2_EMAC_LED_TRAFFIC_OVERRIDE |
  4234. BNX2_EMAC_LED_TRAFFIC);
  4235. }
  4236. msleep_interruptible(500);
  4237. if (signal_pending(current))
  4238. break;
  4239. }
  4240. REG_WR(bp, BNX2_EMAC_LED, 0);
  4241. REG_WR(bp, BNX2_MISC_CFG, save);
  4242. return 0;
  4243. }
  4244. static struct ethtool_ops bnx2_ethtool_ops = {
  4245. .get_settings = bnx2_get_settings,
  4246. .set_settings = bnx2_set_settings,
  4247. .get_drvinfo = bnx2_get_drvinfo,
  4248. .get_wol = bnx2_get_wol,
  4249. .set_wol = bnx2_set_wol,
  4250. .nway_reset = bnx2_nway_reset,
  4251. .get_link = ethtool_op_get_link,
  4252. .get_eeprom_len = bnx2_get_eeprom_len,
  4253. .get_eeprom = bnx2_get_eeprom,
  4254. .set_eeprom = bnx2_set_eeprom,
  4255. .get_coalesce = bnx2_get_coalesce,
  4256. .set_coalesce = bnx2_set_coalesce,
  4257. .get_ringparam = bnx2_get_ringparam,
  4258. .set_ringparam = bnx2_set_ringparam,
  4259. .get_pauseparam = bnx2_get_pauseparam,
  4260. .set_pauseparam = bnx2_set_pauseparam,
  4261. .get_rx_csum = bnx2_get_rx_csum,
  4262. .set_rx_csum = bnx2_set_rx_csum,
  4263. .get_tx_csum = ethtool_op_get_tx_csum,
  4264. .set_tx_csum = ethtool_op_set_tx_csum,
  4265. .get_sg = ethtool_op_get_sg,
  4266. .set_sg = ethtool_op_set_sg,
  4267. #ifdef BCM_TSO
  4268. .get_tso = ethtool_op_get_tso,
  4269. .set_tso = ethtool_op_set_tso,
  4270. #endif
  4271. .self_test_count = bnx2_self_test_count,
  4272. .self_test = bnx2_self_test,
  4273. .get_strings = bnx2_get_strings,
  4274. .phys_id = bnx2_phys_id,
  4275. .get_stats_count = bnx2_get_stats_count,
  4276. .get_ethtool_stats = bnx2_get_ethtool_stats,
  4277. .get_perm_addr = ethtool_op_get_perm_addr,
  4278. };
  4279. /* Called with rtnl_lock */
  4280. static int
  4281. bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
  4282. {
  4283. struct mii_ioctl_data *data = if_mii(ifr);
  4284. struct bnx2 *bp = dev->priv;
  4285. int err;
  4286. switch(cmd) {
  4287. case SIOCGMIIPHY:
  4288. data->phy_id = bp->phy_addr;
  4289. /* fallthru */
  4290. case SIOCGMIIREG: {
  4291. u32 mii_regval;
  4292. spin_lock_bh(&bp->phy_lock);
  4293. err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval);
  4294. spin_unlock_bh(&bp->phy_lock);
  4295. data->val_out = mii_regval;
  4296. return err;
  4297. }
  4298. case SIOCSMIIREG:
  4299. if (!capable(CAP_NET_ADMIN))
  4300. return -EPERM;
  4301. spin_lock_bh(&bp->phy_lock);
  4302. err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in);
  4303. spin_unlock_bh(&bp->phy_lock);
  4304. return err;
  4305. default:
  4306. /* do nothing */
  4307. break;
  4308. }
  4309. return -EOPNOTSUPP;
  4310. }
  4311. /* Called with rtnl_lock */
  4312. static int
  4313. bnx2_change_mac_addr(struct net_device *dev, void *p)
  4314. {
  4315. struct sockaddr *addr = p;
  4316. struct bnx2 *bp = dev->priv;
  4317. if (!is_valid_ether_addr(addr->sa_data))
  4318. return -EINVAL;
  4319. memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
  4320. if (netif_running(dev))
  4321. bnx2_set_mac_addr(bp);
  4322. return 0;
  4323. }
  4324. /* Called with rtnl_lock */
  4325. static int
  4326. bnx2_change_mtu(struct net_device *dev, int new_mtu)
  4327. {
  4328. struct bnx2 *bp = dev->priv;
  4329. if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) ||
  4330. ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE))
  4331. return -EINVAL;
  4332. dev->mtu = new_mtu;
  4333. if (netif_running(dev)) {
  4334. bnx2_netif_stop(bp);
  4335. bnx2_init_nic(bp);
  4336. bnx2_netif_start(bp);
  4337. }
  4338. return 0;
  4339. }
  4340. #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER)
  4341. static void
  4342. poll_bnx2(struct net_device *dev)
  4343. {
  4344. struct bnx2 *bp = dev->priv;
  4345. disable_irq(bp->pdev->irq);
  4346. bnx2_interrupt(bp->pdev->irq, dev, NULL);
  4347. enable_irq(bp->pdev->irq);
  4348. }
  4349. #endif
  4350. static int __devinit
  4351. bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
  4352. {
  4353. struct bnx2 *bp;
  4354. unsigned long mem_len;
  4355. int rc;
  4356. u32 reg;
  4357. SET_MODULE_OWNER(dev);
  4358. SET_NETDEV_DEV(dev, &pdev->dev);
  4359. bp = dev->priv;
  4360. bp->flags = 0;
  4361. bp->phy_flags = 0;
  4362. /* enable device (incl. PCI PM wakeup), and bus-mastering */
  4363. rc = pci_enable_device(pdev);
  4364. if (rc) {
  4365. printk(KERN_ERR PFX "Cannot enable PCI device, aborting.");
  4366. goto err_out;
  4367. }
  4368. if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
  4369. printk(KERN_ERR PFX "Cannot find PCI device base address, "
  4370. "aborting.\n");
  4371. rc = -ENODEV;
  4372. goto err_out_disable;
  4373. }
  4374. rc = pci_request_regions(pdev, DRV_MODULE_NAME);
  4375. if (rc) {
  4376. printk(KERN_ERR PFX "Cannot obtain PCI resources, aborting.\n");
  4377. goto err_out_disable;
  4378. }
  4379. pci_set_master(pdev);
  4380. bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
  4381. if (bp->pm_cap == 0) {
  4382. printk(KERN_ERR PFX "Cannot find power management capability, "
  4383. "aborting.\n");
  4384. rc = -EIO;
  4385. goto err_out_release;
  4386. }
  4387. bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX);
  4388. if (bp->pcix_cap == 0) {
  4389. printk(KERN_ERR PFX "Cannot find PCIX capability, aborting.\n");
  4390. rc = -EIO;
  4391. goto err_out_release;
  4392. }
  4393. if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) {
  4394. bp->flags |= USING_DAC_FLAG;
  4395. if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) {
  4396. printk(KERN_ERR PFX "pci_set_consistent_dma_mask "
  4397. "failed, aborting.\n");
  4398. rc = -EIO;
  4399. goto err_out_release;
  4400. }
  4401. }
  4402. else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) {
  4403. printk(KERN_ERR PFX "System does not support DMA, aborting.\n");
  4404. rc = -EIO;
  4405. goto err_out_release;
  4406. }
  4407. bp->dev = dev;
  4408. bp->pdev = pdev;
  4409. spin_lock_init(&bp->phy_lock);
  4410. spin_lock_init(&bp->tx_lock);
  4411. INIT_WORK(&bp->reset_task, bnx2_reset_task, bp);
  4412. dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0);
  4413. mem_len = MB_GET_CID_ADDR(17);
  4414. dev->mem_end = dev->mem_start + mem_len;
  4415. dev->irq = pdev->irq;
  4416. bp->regview = ioremap_nocache(dev->base_addr, mem_len);
  4417. if (!bp->regview) {
  4418. printk(KERN_ERR PFX "Cannot map register space, aborting.\n");
  4419. rc = -ENOMEM;
  4420. goto err_out_release;
  4421. }
  4422. /* Configure byte swap and enable write to the reg_window registers.
  4423. * Rely on CPU to do target byte swapping on big endian systems
  4424. * The chip's target access swapping will not swap all accesses
  4425. */
  4426. pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG,
  4427. BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
  4428. BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP);
  4429. bnx2_set_power_state(bp, PCI_D0);
  4430. bp->chip_id = REG_RD(bp, BNX2_MISC_ID);
  4431. /* Get bus information. */
  4432. reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS);
  4433. if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) {
  4434. u32 clkreg;
  4435. bp->flags |= PCIX_FLAG;
  4436. clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS);
  4437. clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET;
  4438. switch (clkreg) {
  4439. case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ:
  4440. bp->bus_speed_mhz = 133;
  4441. break;
  4442. case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ:
  4443. bp->bus_speed_mhz = 100;
  4444. break;
  4445. case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ:
  4446. case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ:
  4447. bp->bus_speed_mhz = 66;
  4448. break;
  4449. case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ:
  4450. case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ:
  4451. bp->bus_speed_mhz = 50;
  4452. break;
  4453. case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW:
  4454. case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ:
  4455. case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ:
  4456. bp->bus_speed_mhz = 33;
  4457. break;
  4458. }
  4459. }
  4460. else {
  4461. if (reg & BNX2_PCICFG_MISC_STATUS_M66EN)
  4462. bp->bus_speed_mhz = 66;
  4463. else
  4464. bp->bus_speed_mhz = 33;
  4465. }
  4466. if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET)
  4467. bp->flags |= PCI_32BIT_FLAG;
  4468. /* 5706A0 may falsely detect SERR and PERR. */
  4469. if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
  4470. reg = REG_RD(bp, PCI_COMMAND);
  4471. reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY);
  4472. REG_WR(bp, PCI_COMMAND, reg);
  4473. }
  4474. else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) &&
  4475. !(bp->flags & PCIX_FLAG)) {
  4476. printk(KERN_ERR PFX "5706 A1 can only be used in a PCIX bus, "
  4477. "aborting.\n");
  4478. goto err_out_unmap;
  4479. }
  4480. bnx2_init_nvram(bp);
  4481. /* Get the permanent MAC address. First we need to make sure the
  4482. * firmware is actually running.
  4483. */
  4484. reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DEV_INFO_SIGNATURE);
  4485. if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) !=
  4486. BNX2_DEV_INFO_SIGNATURE_MAGIC) {
  4487. printk(KERN_ERR PFX "Firmware not running, aborting.\n");
  4488. rc = -ENODEV;
  4489. goto err_out_unmap;
  4490. }
  4491. bp->fw_ver = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE +
  4492. BNX2_DEV_INFO_BC_REV);
  4493. reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_PORT_HW_CFG_MAC_UPPER);
  4494. bp->mac_addr[0] = (u8) (reg >> 8);
  4495. bp->mac_addr[1] = (u8) reg;
  4496. reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_PORT_HW_CFG_MAC_LOWER);
  4497. bp->mac_addr[2] = (u8) (reg >> 24);
  4498. bp->mac_addr[3] = (u8) (reg >> 16);
  4499. bp->mac_addr[4] = (u8) (reg >> 8);
  4500. bp->mac_addr[5] = (u8) reg;
  4501. bp->tx_ring_size = MAX_TX_DESC_CNT;
  4502. bp->rx_ring_size = 100;
  4503. bp->rx_csum = 1;
  4504. bp->rx_offset = sizeof(struct l2_fhdr) + 2;
  4505. bp->tx_quick_cons_trip_int = 20;
  4506. bp->tx_quick_cons_trip = 20;
  4507. bp->tx_ticks_int = 80;
  4508. bp->tx_ticks = 80;
  4509. bp->rx_quick_cons_trip_int = 6;
  4510. bp->rx_quick_cons_trip = 6;
  4511. bp->rx_ticks_int = 18;
  4512. bp->rx_ticks = 18;
  4513. bp->stats_ticks = 1000000 & 0xffff00;
  4514. bp->timer_interval = HZ;
  4515. bp->current_interval = HZ;
  4516. bp->phy_addr = 1;
  4517. /* Disable WOL support if we are running on a SERDES chip. */
  4518. if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) {
  4519. bp->phy_flags |= PHY_SERDES_FLAG;
  4520. bp->flags |= NO_WOL_FLAG;
  4521. if (CHIP_NUM(bp) == CHIP_NUM_5708) {
  4522. bp->phy_addr = 2;
  4523. reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE +
  4524. BNX2_SHARED_HW_CFG_CONFIG);
  4525. if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G)
  4526. bp->phy_flags |= PHY_2_5G_CAPABLE_FLAG;
  4527. }
  4528. }
  4529. if (CHIP_ID(bp) == CHIP_ID_5706_A0) {
  4530. bp->tx_quick_cons_trip_int =
  4531. bp->tx_quick_cons_trip;
  4532. bp->tx_ticks_int = bp->tx_ticks;
  4533. bp->rx_quick_cons_trip_int =
  4534. bp->rx_quick_cons_trip;
  4535. bp->rx_ticks_int = bp->rx_ticks;
  4536. bp->comp_prod_trip_int = bp->comp_prod_trip;
  4537. bp->com_ticks_int = bp->com_ticks;
  4538. bp->cmd_ticks_int = bp->cmd_ticks;
  4539. }
  4540. bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL;
  4541. bp->req_line_speed = 0;
  4542. if (bp->phy_flags & PHY_SERDES_FLAG) {
  4543. bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg;
  4544. reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE +
  4545. BNX2_PORT_HW_CFG_CONFIG);
  4546. reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK;
  4547. if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) {
  4548. bp->autoneg = 0;
  4549. bp->req_line_speed = bp->line_speed = SPEED_1000;
  4550. bp->req_duplex = DUPLEX_FULL;
  4551. }
  4552. }
  4553. else {
  4554. bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg;
  4555. }
  4556. bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX;
  4557. init_timer(&bp->timer);
  4558. bp->timer.expires = RUN_AT(bp->timer_interval);
  4559. bp->timer.data = (unsigned long) bp;
  4560. bp->timer.function = bnx2_timer;
  4561. return 0;
  4562. err_out_unmap:
  4563. if (bp->regview) {
  4564. iounmap(bp->regview);
  4565. bp->regview = NULL;
  4566. }
  4567. err_out_release:
  4568. pci_release_regions(pdev);
  4569. err_out_disable:
  4570. pci_disable_device(pdev);
  4571. pci_set_drvdata(pdev, NULL);
  4572. err_out:
  4573. return rc;
  4574. }
  4575. static int __devinit
  4576. bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
  4577. {
  4578. static int version_printed = 0;
  4579. struct net_device *dev = NULL;
  4580. struct bnx2 *bp;
  4581. int rc, i;
  4582. if (version_printed++ == 0)
  4583. printk(KERN_INFO "%s", version);
  4584. /* dev zeroed in init_etherdev */
  4585. dev = alloc_etherdev(sizeof(*bp));
  4586. if (!dev)
  4587. return -ENOMEM;
  4588. rc = bnx2_init_board(pdev, dev);
  4589. if (rc < 0) {
  4590. free_netdev(dev);
  4591. return rc;
  4592. }
  4593. dev->open = bnx2_open;
  4594. dev->hard_start_xmit = bnx2_start_xmit;
  4595. dev->stop = bnx2_close;
  4596. dev->get_stats = bnx2_get_stats;
  4597. dev->set_multicast_list = bnx2_set_rx_mode;
  4598. dev->do_ioctl = bnx2_ioctl;
  4599. dev->set_mac_address = bnx2_change_mac_addr;
  4600. dev->change_mtu = bnx2_change_mtu;
  4601. dev->tx_timeout = bnx2_tx_timeout;
  4602. dev->watchdog_timeo = TX_TIMEOUT;
  4603. #ifdef BCM_VLAN
  4604. dev->vlan_rx_register = bnx2_vlan_rx_register;
  4605. dev->vlan_rx_kill_vid = bnx2_vlan_rx_kill_vid;
  4606. #endif
  4607. dev->poll = bnx2_poll;
  4608. dev->ethtool_ops = &bnx2_ethtool_ops;
  4609. dev->weight = 64;
  4610. bp = dev->priv;
  4611. #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER)
  4612. dev->poll_controller = poll_bnx2;
  4613. #endif
  4614. if ((rc = register_netdev(dev))) {
  4615. printk(KERN_ERR PFX "Cannot register net device\n");
  4616. if (bp->regview)
  4617. iounmap(bp->regview);
  4618. pci_release_regions(pdev);
  4619. pci_disable_device(pdev);
  4620. pci_set_drvdata(pdev, NULL);
  4621. free_netdev(dev);
  4622. return rc;
  4623. }
  4624. pci_set_drvdata(pdev, dev);
  4625. memcpy(dev->dev_addr, bp->mac_addr, 6);
  4626. memcpy(dev->perm_addr, bp->mac_addr, 6);
  4627. bp->name = board_info[ent->driver_data].name,
  4628. printk(KERN_INFO "%s: %s (%c%d) PCI%s %s %dMHz found at mem %lx, "
  4629. "IRQ %d, ",
  4630. dev->name,
  4631. bp->name,
  4632. ((CHIP_ID(bp) & 0xf000) >> 12) + 'A',
  4633. ((CHIP_ID(bp) & 0x0ff0) >> 4),
  4634. ((bp->flags & PCIX_FLAG) ? "-X" : ""),
  4635. ((bp->flags & PCI_32BIT_FLAG) ? "32-bit" : "64-bit"),
  4636. bp->bus_speed_mhz,
  4637. dev->base_addr,
  4638. bp->pdev->irq);
  4639. printk("node addr ");
  4640. for (i = 0; i < 6; i++)
  4641. printk("%2.2x", dev->dev_addr[i]);
  4642. printk("\n");
  4643. dev->features |= NETIF_F_SG;
  4644. if (bp->flags & USING_DAC_FLAG)
  4645. dev->features |= NETIF_F_HIGHDMA;
  4646. dev->features |= NETIF_F_IP_CSUM;
  4647. #ifdef BCM_VLAN
  4648. dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
  4649. #endif
  4650. #ifdef BCM_TSO
  4651. dev->features |= NETIF_F_TSO;
  4652. #endif
  4653. netif_carrier_off(bp->dev);
  4654. return 0;
  4655. }
  4656. static void __devexit
  4657. bnx2_remove_one(struct pci_dev *pdev)
  4658. {
  4659. struct net_device *dev = pci_get_drvdata(pdev);
  4660. struct bnx2 *bp = dev->priv;
  4661. flush_scheduled_work();
  4662. unregister_netdev(dev);
  4663. if (bp->regview)
  4664. iounmap(bp->regview);
  4665. free_netdev(dev);
  4666. pci_release_regions(pdev);
  4667. pci_disable_device(pdev);
  4668. pci_set_drvdata(pdev, NULL);
  4669. }
  4670. static int
  4671. bnx2_suspend(struct pci_dev *pdev, pm_message_t state)
  4672. {
  4673. struct net_device *dev = pci_get_drvdata(pdev);
  4674. struct bnx2 *bp = dev->priv;
  4675. u32 reset_code;
  4676. if (!netif_running(dev))
  4677. return 0;
  4678. bnx2_netif_stop(bp);
  4679. netif_device_detach(dev);
  4680. del_timer_sync(&bp->timer);
  4681. if (bp->wol)
  4682. reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL;
  4683. else
  4684. reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL;
  4685. bnx2_reset_chip(bp, reset_code);
  4686. bnx2_free_skbs(bp);
  4687. bnx2_set_power_state(bp, pci_choose_state(pdev, state));
  4688. return 0;
  4689. }
  4690. static int
  4691. bnx2_resume(struct pci_dev *pdev)
  4692. {
  4693. struct net_device *dev = pci_get_drvdata(pdev);
  4694. struct bnx2 *bp = dev->priv;
  4695. if (!netif_running(dev))
  4696. return 0;
  4697. bnx2_set_power_state(bp, PCI_D0);
  4698. netif_device_attach(dev);
  4699. bnx2_init_nic(bp);
  4700. bnx2_netif_start(bp);
  4701. return 0;
  4702. }
  4703. static struct pci_driver bnx2_pci_driver = {
  4704. .name = DRV_MODULE_NAME,
  4705. .id_table = bnx2_pci_tbl,
  4706. .probe = bnx2_init_one,
  4707. .remove = __devexit_p(bnx2_remove_one),
  4708. .suspend = bnx2_suspend,
  4709. .resume = bnx2_resume,
  4710. };
  4711. static int __init bnx2_init(void)
  4712. {
  4713. return pci_module_init(&bnx2_pci_driver);
  4714. }
  4715. static void __exit bnx2_cleanup(void)
  4716. {
  4717. pci_unregister_driver(&bnx2_pci_driver);
  4718. }
  4719. module_init(bnx2_init);
  4720. module_exit(bnx2_cleanup);