tg3.c 293 KB

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  1. /*
  2. * tg3.c: Broadcom Tigon3 ethernet driver.
  3. *
  4. * Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com)
  5. * Copyright (C) 2001, 2002, 2003 Jeff Garzik (jgarzik@pobox.com)
  6. * Copyright (C) 2004 Sun Microsystems Inc.
  7. * Copyright (C) 2005 Broadcom Corporation.
  8. *
  9. * Firmware is:
  10. * Derived from proprietary unpublished source code,
  11. * Copyright (C) 2000-2003 Broadcom Corporation.
  12. *
  13. * Permission is hereby granted for the distribution of this firmware
  14. * data in hexadecimal or equivalent format, provided this copyright
  15. * notice is accompanying it.
  16. */
  17. #include <linux/config.h>
  18. #include <linux/module.h>
  19. #include <linux/moduleparam.h>
  20. #include <linux/kernel.h>
  21. #include <linux/types.h>
  22. #include <linux/compiler.h>
  23. #include <linux/slab.h>
  24. #include <linux/delay.h>
  25. #include <linux/init.h>
  26. #include <linux/ioport.h>
  27. #include <linux/pci.h>
  28. #include <linux/netdevice.h>
  29. #include <linux/etherdevice.h>
  30. #include <linux/skbuff.h>
  31. #include <linux/ethtool.h>
  32. #include <linux/mii.h>
  33. #include <linux/if_vlan.h>
  34. #include <linux/ip.h>
  35. #include <linux/tcp.h>
  36. #include <linux/workqueue.h>
  37. #include <net/checksum.h>
  38. #include <asm/system.h>
  39. #include <asm/io.h>
  40. #include <asm/byteorder.h>
  41. #include <asm/uaccess.h>
  42. #ifdef CONFIG_SPARC64
  43. #include <asm/idprom.h>
  44. #include <asm/oplib.h>
  45. #include <asm/pbm.h>
  46. #endif
  47. #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
  48. #define TG3_VLAN_TAG_USED 1
  49. #else
  50. #define TG3_VLAN_TAG_USED 0
  51. #endif
  52. #ifdef NETIF_F_TSO
  53. #define TG3_TSO_SUPPORT 1
  54. #else
  55. #define TG3_TSO_SUPPORT 0
  56. #endif
  57. #include "tg3.h"
  58. #define DRV_MODULE_NAME "tg3"
  59. #define PFX DRV_MODULE_NAME ": "
  60. #define DRV_MODULE_VERSION "3.31"
  61. #define DRV_MODULE_RELDATE "June 8, 2005"
  62. #define TG3_DEF_MAC_MODE 0
  63. #define TG3_DEF_RX_MODE 0
  64. #define TG3_DEF_TX_MODE 0
  65. #define TG3_DEF_MSG_ENABLE \
  66. (NETIF_MSG_DRV | \
  67. NETIF_MSG_PROBE | \
  68. NETIF_MSG_LINK | \
  69. NETIF_MSG_TIMER | \
  70. NETIF_MSG_IFDOWN | \
  71. NETIF_MSG_IFUP | \
  72. NETIF_MSG_RX_ERR | \
  73. NETIF_MSG_TX_ERR)
  74. /* length of time before we decide the hardware is borked,
  75. * and dev->tx_timeout() should be called to fix the problem
  76. */
  77. #define TG3_TX_TIMEOUT (5 * HZ)
  78. /* hardware minimum and maximum for a single frame's data payload */
  79. #define TG3_MIN_MTU 60
  80. #define TG3_MAX_MTU(tp) \
  81. (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ? 9000 : 1500)
  82. /* These numbers seem to be hard coded in the NIC firmware somehow.
  83. * You can't change the ring sizes, but you can change where you place
  84. * them in the NIC onboard memory.
  85. */
  86. #define TG3_RX_RING_SIZE 512
  87. #define TG3_DEF_RX_RING_PENDING 200
  88. #define TG3_RX_JUMBO_RING_SIZE 256
  89. #define TG3_DEF_RX_JUMBO_RING_PENDING 100
  90. /* Do not place this n-ring entries value into the tp struct itself,
  91. * we really want to expose these constants to GCC so that modulo et
  92. * al. operations are done with shifts and masks instead of with
  93. * hw multiply/modulo instructions. Another solution would be to
  94. * replace things like '% foo' with '& (foo - 1)'.
  95. */
  96. #define TG3_RX_RCB_RING_SIZE(tp) \
  97. ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ? 512 : 1024)
  98. #define TG3_TX_RING_SIZE 512
  99. #define TG3_DEF_TX_RING_PENDING (TG3_TX_RING_SIZE - 1)
  100. #define TG3_RX_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
  101. TG3_RX_RING_SIZE)
  102. #define TG3_RX_JUMBO_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
  103. TG3_RX_JUMBO_RING_SIZE)
  104. #define TG3_RX_RCB_RING_BYTES(tp) (sizeof(struct tg3_rx_buffer_desc) * \
  105. TG3_RX_RCB_RING_SIZE(tp))
  106. #define TG3_TX_RING_BYTES (sizeof(struct tg3_tx_buffer_desc) * \
  107. TG3_TX_RING_SIZE)
  108. #define TX_RING_GAP(TP) \
  109. (TG3_TX_RING_SIZE - (TP)->tx_pending)
  110. #define TX_BUFFS_AVAIL(TP) \
  111. (((TP)->tx_cons <= (TP)->tx_prod) ? \
  112. (TP)->tx_cons + (TP)->tx_pending - (TP)->tx_prod : \
  113. (TP)->tx_cons - (TP)->tx_prod - TX_RING_GAP(TP))
  114. #define NEXT_TX(N) (((N) + 1) & (TG3_TX_RING_SIZE - 1))
  115. #define RX_PKT_BUF_SZ (1536 + tp->rx_offset + 64)
  116. #define RX_JUMBO_PKT_BUF_SZ (9046 + tp->rx_offset + 64)
  117. /* minimum number of free TX descriptors required to wake up TX process */
  118. #define TG3_TX_WAKEUP_THRESH (TG3_TX_RING_SIZE / 4)
  119. /* number of ETHTOOL_GSTATS u64's */
  120. #define TG3_NUM_STATS (sizeof(struct tg3_ethtool_stats)/sizeof(u64))
  121. #define TG3_NUM_TEST 6
  122. static char version[] __devinitdata =
  123. DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
  124. MODULE_AUTHOR("David S. Miller (davem@redhat.com) and Jeff Garzik (jgarzik@pobox.com)");
  125. MODULE_DESCRIPTION("Broadcom Tigon3 ethernet driver");
  126. MODULE_LICENSE("GPL");
  127. MODULE_VERSION(DRV_MODULE_VERSION);
  128. static int tg3_debug = -1; /* -1 == use TG3_DEF_MSG_ENABLE as value */
  129. module_param(tg3_debug, int, 0);
  130. MODULE_PARM_DESC(tg3_debug, "Tigon3 bitmapped debugging message enable value");
  131. static struct pci_device_id tg3_pci_tbl[] = {
  132. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5700,
  133. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  134. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5701,
  135. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  136. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702,
  137. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  138. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703,
  139. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  140. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704,
  141. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  142. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702FE,
  143. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  144. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705,
  145. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  146. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705_2,
  147. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  148. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M,
  149. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  150. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M_2,
  151. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  152. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702X,
  153. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  154. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703X,
  155. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  156. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S,
  157. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  158. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702A3,
  159. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  160. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703A3,
  161. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  162. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5782,
  163. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  164. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5788,
  165. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  166. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5789,
  167. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  168. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901,
  169. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  170. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901_2,
  171. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  172. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S_2,
  173. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  174. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705F,
  175. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  176. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5720,
  177. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  178. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5721,
  179. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  180. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750,
  181. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  182. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751,
  183. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  184. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750M,
  185. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  186. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751M,
  187. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  188. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751F,
  189. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  190. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752,
  191. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  192. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752M,
  193. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  194. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753,
  195. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  196. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753M,
  197. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  198. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753F,
  199. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  200. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781,
  201. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  202. { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX,
  203. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  204. { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX,
  205. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  206. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000,
  207. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  208. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1001,
  209. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  210. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1003,
  211. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  212. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC9100,
  213. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  214. { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_TIGON3,
  215. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  216. { 0, }
  217. };
  218. MODULE_DEVICE_TABLE(pci, tg3_pci_tbl);
  219. static struct {
  220. const char string[ETH_GSTRING_LEN];
  221. } ethtool_stats_keys[TG3_NUM_STATS] = {
  222. { "rx_octets" },
  223. { "rx_fragments" },
  224. { "rx_ucast_packets" },
  225. { "rx_mcast_packets" },
  226. { "rx_bcast_packets" },
  227. { "rx_fcs_errors" },
  228. { "rx_align_errors" },
  229. { "rx_xon_pause_rcvd" },
  230. { "rx_xoff_pause_rcvd" },
  231. { "rx_mac_ctrl_rcvd" },
  232. { "rx_xoff_entered" },
  233. { "rx_frame_too_long_errors" },
  234. { "rx_jabbers" },
  235. { "rx_undersize_packets" },
  236. { "rx_in_length_errors" },
  237. { "rx_out_length_errors" },
  238. { "rx_64_or_less_octet_packets" },
  239. { "rx_65_to_127_octet_packets" },
  240. { "rx_128_to_255_octet_packets" },
  241. { "rx_256_to_511_octet_packets" },
  242. { "rx_512_to_1023_octet_packets" },
  243. { "rx_1024_to_1522_octet_packets" },
  244. { "rx_1523_to_2047_octet_packets" },
  245. { "rx_2048_to_4095_octet_packets" },
  246. { "rx_4096_to_8191_octet_packets" },
  247. { "rx_8192_to_9022_octet_packets" },
  248. { "tx_octets" },
  249. { "tx_collisions" },
  250. { "tx_xon_sent" },
  251. { "tx_xoff_sent" },
  252. { "tx_flow_control" },
  253. { "tx_mac_errors" },
  254. { "tx_single_collisions" },
  255. { "tx_mult_collisions" },
  256. { "tx_deferred" },
  257. { "tx_excessive_collisions" },
  258. { "tx_late_collisions" },
  259. { "tx_collide_2times" },
  260. { "tx_collide_3times" },
  261. { "tx_collide_4times" },
  262. { "tx_collide_5times" },
  263. { "tx_collide_6times" },
  264. { "tx_collide_7times" },
  265. { "tx_collide_8times" },
  266. { "tx_collide_9times" },
  267. { "tx_collide_10times" },
  268. { "tx_collide_11times" },
  269. { "tx_collide_12times" },
  270. { "tx_collide_13times" },
  271. { "tx_collide_14times" },
  272. { "tx_collide_15times" },
  273. { "tx_ucast_packets" },
  274. { "tx_mcast_packets" },
  275. { "tx_bcast_packets" },
  276. { "tx_carrier_sense_errors" },
  277. { "tx_discards" },
  278. { "tx_errors" },
  279. { "dma_writeq_full" },
  280. { "dma_write_prioq_full" },
  281. { "rxbds_empty" },
  282. { "rx_discards" },
  283. { "rx_errors" },
  284. { "rx_threshold_hit" },
  285. { "dma_readq_full" },
  286. { "dma_read_prioq_full" },
  287. { "tx_comp_queue_full" },
  288. { "ring_set_send_prod_index" },
  289. { "ring_status_update" },
  290. { "nic_irqs" },
  291. { "nic_avoided_irqs" },
  292. { "nic_tx_threshold_hit" }
  293. };
  294. static struct {
  295. const char string[ETH_GSTRING_LEN];
  296. } ethtool_test_keys[TG3_NUM_TEST] = {
  297. { "nvram test (online) " },
  298. { "link test (online) " },
  299. { "register test (offline)" },
  300. { "memory test (offline)" },
  301. { "loopback test (offline)" },
  302. { "interrupt test (offline)" },
  303. };
  304. static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val)
  305. {
  306. if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) != 0) {
  307. unsigned long flags;
  308. spin_lock_irqsave(&tp->indirect_lock, flags);
  309. pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
  310. pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
  311. spin_unlock_irqrestore(&tp->indirect_lock, flags);
  312. } else {
  313. writel(val, tp->regs + off);
  314. if ((tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG) != 0)
  315. readl(tp->regs + off);
  316. }
  317. }
  318. static void _tw32_flush(struct tg3 *tp, u32 off, u32 val)
  319. {
  320. if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) != 0) {
  321. unsigned long flags;
  322. spin_lock_irqsave(&tp->indirect_lock, flags);
  323. pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
  324. pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
  325. spin_unlock_irqrestore(&tp->indirect_lock, flags);
  326. } else {
  327. void __iomem *dest = tp->regs + off;
  328. writel(val, dest);
  329. readl(dest); /* always flush PCI write */
  330. }
  331. }
  332. static inline void _tw32_rx_mbox(struct tg3 *tp, u32 off, u32 val)
  333. {
  334. void __iomem *mbox = tp->regs + off;
  335. writel(val, mbox);
  336. if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
  337. readl(mbox);
  338. }
  339. static inline void _tw32_tx_mbox(struct tg3 *tp, u32 off, u32 val)
  340. {
  341. void __iomem *mbox = tp->regs + off;
  342. writel(val, mbox);
  343. if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG)
  344. writel(val, mbox);
  345. if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
  346. readl(mbox);
  347. }
  348. #define tw32_mailbox(reg, val) writel(((val) & 0xffffffff), tp->regs + (reg))
  349. #define tw32_rx_mbox(reg, val) _tw32_rx_mbox(tp, reg, val)
  350. #define tw32_tx_mbox(reg, val) _tw32_tx_mbox(tp, reg, val)
  351. #define tw32(reg,val) tg3_write_indirect_reg32(tp,(reg),(val))
  352. #define tw32_f(reg,val) _tw32_flush(tp,(reg),(val))
  353. #define tw16(reg,val) writew(((val) & 0xffff), tp->regs + (reg))
  354. #define tw8(reg,val) writeb(((val) & 0xff), tp->regs + (reg))
  355. #define tr32(reg) readl(tp->regs + (reg))
  356. #define tr16(reg) readw(tp->regs + (reg))
  357. #define tr8(reg) readb(tp->regs + (reg))
  358. static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val)
  359. {
  360. unsigned long flags;
  361. spin_lock_irqsave(&tp->indirect_lock, flags);
  362. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
  363. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  364. /* Always leave this as zero. */
  365. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  366. spin_unlock_irqrestore(&tp->indirect_lock, flags);
  367. }
  368. static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val)
  369. {
  370. unsigned long flags;
  371. spin_lock_irqsave(&tp->indirect_lock, flags);
  372. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
  373. pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  374. /* Always leave this as zero. */
  375. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  376. spin_unlock_irqrestore(&tp->indirect_lock, flags);
  377. }
  378. static void tg3_disable_ints(struct tg3 *tp)
  379. {
  380. tw32(TG3PCI_MISC_HOST_CTRL,
  381. (tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT));
  382. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
  383. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  384. }
  385. static inline void tg3_cond_int(struct tg3 *tp)
  386. {
  387. if (tp->hw_status->status & SD_STATUS_UPDATED)
  388. tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
  389. }
  390. static void tg3_enable_ints(struct tg3 *tp)
  391. {
  392. tw32(TG3PCI_MISC_HOST_CTRL,
  393. (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
  394. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  395. (tp->last_tag << 24));
  396. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  397. tg3_cond_int(tp);
  398. }
  399. static inline unsigned int tg3_has_work(struct tg3 *tp)
  400. {
  401. struct tg3_hw_status *sblk = tp->hw_status;
  402. unsigned int work_exists = 0;
  403. /* check for phy events */
  404. if (!(tp->tg3_flags &
  405. (TG3_FLAG_USE_LINKCHG_REG |
  406. TG3_FLAG_POLL_SERDES))) {
  407. if (sblk->status & SD_STATUS_LINK_CHG)
  408. work_exists = 1;
  409. }
  410. /* check for RX/TX work to do */
  411. if (sblk->idx[0].tx_consumer != tp->tx_cons ||
  412. sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
  413. work_exists = 1;
  414. return work_exists;
  415. }
  416. /* tg3_restart_ints
  417. * similar to tg3_enable_ints, but it accurately determines whether there
  418. * is new work pending and can return without flushing the PIO write
  419. * which reenables interrupts
  420. */
  421. static void tg3_restart_ints(struct tg3 *tp)
  422. {
  423. tw32(TG3PCI_MISC_HOST_CTRL,
  424. (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
  425. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  426. tp->last_tag << 24);
  427. mmiowb();
  428. /* When doing tagged status, this work check is unnecessary.
  429. * The last_tag we write above tells the chip which piece of
  430. * work we've completed.
  431. */
  432. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
  433. tg3_has_work(tp))
  434. tw32(HOSTCC_MODE, tp->coalesce_mode |
  435. (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
  436. }
  437. static inline void tg3_netif_stop(struct tg3 *tp)
  438. {
  439. netif_poll_disable(tp->dev);
  440. netif_tx_disable(tp->dev);
  441. }
  442. static inline void tg3_netif_start(struct tg3 *tp)
  443. {
  444. netif_wake_queue(tp->dev);
  445. /* NOTE: unconditional netif_wake_queue is only appropriate
  446. * so long as all callers are assured to have free tx slots
  447. * (such as after tg3_init_hw)
  448. */
  449. netif_poll_enable(tp->dev);
  450. tg3_cond_int(tp);
  451. }
  452. static void tg3_switch_clocks(struct tg3 *tp)
  453. {
  454. u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);
  455. u32 orig_clock_ctrl;
  456. orig_clock_ctrl = clock_ctrl;
  457. clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN |
  458. CLOCK_CTRL_CLKRUN_OENABLE |
  459. 0x1f);
  460. tp->pci_clock_ctrl = clock_ctrl;
  461. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  462. if (orig_clock_ctrl & CLOCK_CTRL_625_CORE) {
  463. tw32_f(TG3PCI_CLOCK_CTRL,
  464. clock_ctrl | CLOCK_CTRL_625_CORE);
  465. udelay(40);
  466. }
  467. } else if ((orig_clock_ctrl & CLOCK_CTRL_44MHZ_CORE) != 0) {
  468. tw32_f(TG3PCI_CLOCK_CTRL,
  469. clock_ctrl |
  470. (CLOCK_CTRL_44MHZ_CORE | CLOCK_CTRL_ALTCLK));
  471. udelay(40);
  472. tw32_f(TG3PCI_CLOCK_CTRL,
  473. clock_ctrl | (CLOCK_CTRL_ALTCLK));
  474. udelay(40);
  475. }
  476. tw32_f(TG3PCI_CLOCK_CTRL, clock_ctrl);
  477. udelay(40);
  478. }
  479. #define PHY_BUSY_LOOPS 5000
  480. static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
  481. {
  482. u32 frame_val;
  483. unsigned int loops;
  484. int ret;
  485. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  486. tw32_f(MAC_MI_MODE,
  487. (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
  488. udelay(80);
  489. }
  490. *val = 0x0;
  491. frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
  492. MI_COM_PHY_ADDR_MASK);
  493. frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
  494. MI_COM_REG_ADDR_MASK);
  495. frame_val |= (MI_COM_CMD_READ | MI_COM_START);
  496. tw32_f(MAC_MI_COM, frame_val);
  497. loops = PHY_BUSY_LOOPS;
  498. while (loops != 0) {
  499. udelay(10);
  500. frame_val = tr32(MAC_MI_COM);
  501. if ((frame_val & MI_COM_BUSY) == 0) {
  502. udelay(5);
  503. frame_val = tr32(MAC_MI_COM);
  504. break;
  505. }
  506. loops -= 1;
  507. }
  508. ret = -EBUSY;
  509. if (loops != 0) {
  510. *val = frame_val & MI_COM_DATA_MASK;
  511. ret = 0;
  512. }
  513. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  514. tw32_f(MAC_MI_MODE, tp->mi_mode);
  515. udelay(80);
  516. }
  517. return ret;
  518. }
  519. static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
  520. {
  521. u32 frame_val;
  522. unsigned int loops;
  523. int ret;
  524. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  525. tw32_f(MAC_MI_MODE,
  526. (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
  527. udelay(80);
  528. }
  529. frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
  530. MI_COM_PHY_ADDR_MASK);
  531. frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
  532. MI_COM_REG_ADDR_MASK);
  533. frame_val |= (val & MI_COM_DATA_MASK);
  534. frame_val |= (MI_COM_CMD_WRITE | MI_COM_START);
  535. tw32_f(MAC_MI_COM, frame_val);
  536. loops = PHY_BUSY_LOOPS;
  537. while (loops != 0) {
  538. udelay(10);
  539. frame_val = tr32(MAC_MI_COM);
  540. if ((frame_val & MI_COM_BUSY) == 0) {
  541. udelay(5);
  542. frame_val = tr32(MAC_MI_COM);
  543. break;
  544. }
  545. loops -= 1;
  546. }
  547. ret = -EBUSY;
  548. if (loops != 0)
  549. ret = 0;
  550. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  551. tw32_f(MAC_MI_MODE, tp->mi_mode);
  552. udelay(80);
  553. }
  554. return ret;
  555. }
  556. static void tg3_phy_set_wirespeed(struct tg3 *tp)
  557. {
  558. u32 val;
  559. if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED)
  560. return;
  561. if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007) &&
  562. !tg3_readphy(tp, MII_TG3_AUX_CTRL, &val))
  563. tg3_writephy(tp, MII_TG3_AUX_CTRL,
  564. (val | (1 << 15) | (1 << 4)));
  565. }
  566. static int tg3_bmcr_reset(struct tg3 *tp)
  567. {
  568. u32 phy_control;
  569. int limit, err;
  570. /* OK, reset it, and poll the BMCR_RESET bit until it
  571. * clears or we time out.
  572. */
  573. phy_control = BMCR_RESET;
  574. err = tg3_writephy(tp, MII_BMCR, phy_control);
  575. if (err != 0)
  576. return -EBUSY;
  577. limit = 5000;
  578. while (limit--) {
  579. err = tg3_readphy(tp, MII_BMCR, &phy_control);
  580. if (err != 0)
  581. return -EBUSY;
  582. if ((phy_control & BMCR_RESET) == 0) {
  583. udelay(40);
  584. break;
  585. }
  586. udelay(10);
  587. }
  588. if (limit <= 0)
  589. return -EBUSY;
  590. return 0;
  591. }
  592. static int tg3_wait_macro_done(struct tg3 *tp)
  593. {
  594. int limit = 100;
  595. while (limit--) {
  596. u32 tmp32;
  597. if (!tg3_readphy(tp, 0x16, &tmp32)) {
  598. if ((tmp32 & 0x1000) == 0)
  599. break;
  600. }
  601. }
  602. if (limit <= 0)
  603. return -EBUSY;
  604. return 0;
  605. }
  606. static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
  607. {
  608. static const u32 test_pat[4][6] = {
  609. { 0x00005555, 0x00000005, 0x00002aaa, 0x0000000a, 0x00003456, 0x00000003 },
  610. { 0x00002aaa, 0x0000000a, 0x00003333, 0x00000003, 0x0000789a, 0x00000005 },
  611. { 0x00005a5a, 0x00000005, 0x00002a6a, 0x0000000a, 0x00001bcd, 0x00000003 },
  612. { 0x00002a5a, 0x0000000a, 0x000033c3, 0x00000003, 0x00002ef1, 0x00000005 }
  613. };
  614. int chan;
  615. for (chan = 0; chan < 4; chan++) {
  616. int i;
  617. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  618. (chan * 0x2000) | 0x0200);
  619. tg3_writephy(tp, 0x16, 0x0002);
  620. for (i = 0; i < 6; i++)
  621. tg3_writephy(tp, MII_TG3_DSP_RW_PORT,
  622. test_pat[chan][i]);
  623. tg3_writephy(tp, 0x16, 0x0202);
  624. if (tg3_wait_macro_done(tp)) {
  625. *resetp = 1;
  626. return -EBUSY;
  627. }
  628. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  629. (chan * 0x2000) | 0x0200);
  630. tg3_writephy(tp, 0x16, 0x0082);
  631. if (tg3_wait_macro_done(tp)) {
  632. *resetp = 1;
  633. return -EBUSY;
  634. }
  635. tg3_writephy(tp, 0x16, 0x0802);
  636. if (tg3_wait_macro_done(tp)) {
  637. *resetp = 1;
  638. return -EBUSY;
  639. }
  640. for (i = 0; i < 6; i += 2) {
  641. u32 low, high;
  642. if (tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low) ||
  643. tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high) ||
  644. tg3_wait_macro_done(tp)) {
  645. *resetp = 1;
  646. return -EBUSY;
  647. }
  648. low &= 0x7fff;
  649. high &= 0x000f;
  650. if (low != test_pat[chan][i] ||
  651. high != test_pat[chan][i+1]) {
  652. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000b);
  653. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4001);
  654. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4005);
  655. return -EBUSY;
  656. }
  657. }
  658. }
  659. return 0;
  660. }
  661. static int tg3_phy_reset_chanpat(struct tg3 *tp)
  662. {
  663. int chan;
  664. for (chan = 0; chan < 4; chan++) {
  665. int i;
  666. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  667. (chan * 0x2000) | 0x0200);
  668. tg3_writephy(tp, 0x16, 0x0002);
  669. for (i = 0; i < 6; i++)
  670. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000);
  671. tg3_writephy(tp, 0x16, 0x0202);
  672. if (tg3_wait_macro_done(tp))
  673. return -EBUSY;
  674. }
  675. return 0;
  676. }
  677. static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
  678. {
  679. u32 reg32, phy9_orig;
  680. int retries, do_phy_reset, err;
  681. retries = 10;
  682. do_phy_reset = 1;
  683. do {
  684. if (do_phy_reset) {
  685. err = tg3_bmcr_reset(tp);
  686. if (err)
  687. return err;
  688. do_phy_reset = 0;
  689. }
  690. /* Disable transmitter and interrupt. */
  691. if (tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32))
  692. continue;
  693. reg32 |= 0x3000;
  694. tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
  695. /* Set full-duplex, 1000 mbps. */
  696. tg3_writephy(tp, MII_BMCR,
  697. BMCR_FULLDPLX | TG3_BMCR_SPEED1000);
  698. /* Set to master mode. */
  699. if (tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig))
  700. continue;
  701. tg3_writephy(tp, MII_TG3_CTRL,
  702. (MII_TG3_CTRL_AS_MASTER |
  703. MII_TG3_CTRL_ENABLE_AS_MASTER));
  704. /* Enable SM_DSP_CLOCK and 6dB. */
  705. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  706. /* Block the PHY control access. */
  707. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
  708. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800);
  709. err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset);
  710. if (!err)
  711. break;
  712. } while (--retries);
  713. err = tg3_phy_reset_chanpat(tp);
  714. if (err)
  715. return err;
  716. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
  717. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000);
  718. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
  719. tg3_writephy(tp, 0x16, 0x0000);
  720. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  721. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  722. /* Set Extended packet length bit for jumbo frames */
  723. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4400);
  724. }
  725. else {
  726. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  727. }
  728. tg3_writephy(tp, MII_TG3_CTRL, phy9_orig);
  729. if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32)) {
  730. reg32 &= ~0x3000;
  731. tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
  732. } else if (!err)
  733. err = -EBUSY;
  734. return err;
  735. }
  736. /* This will reset the tigon3 PHY if there is no valid
  737. * link unless the FORCE argument is non-zero.
  738. */
  739. static int tg3_phy_reset(struct tg3 *tp)
  740. {
  741. u32 phy_status;
  742. int err;
  743. err = tg3_readphy(tp, MII_BMSR, &phy_status);
  744. err |= tg3_readphy(tp, MII_BMSR, &phy_status);
  745. if (err != 0)
  746. return -EBUSY;
  747. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  748. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
  749. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  750. err = tg3_phy_reset_5703_4_5(tp);
  751. if (err)
  752. return err;
  753. goto out;
  754. }
  755. err = tg3_bmcr_reset(tp);
  756. if (err)
  757. return err;
  758. out:
  759. if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) {
  760. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  761. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  762. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x2aaa);
  763. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
  764. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0323);
  765. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  766. }
  767. if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) {
  768. tg3_writephy(tp, 0x1c, 0x8d68);
  769. tg3_writephy(tp, 0x1c, 0x8d68);
  770. }
  771. if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) {
  772. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  773. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
  774. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x310b);
  775. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  776. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x9506);
  777. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x401f);
  778. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
  779. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  780. }
  781. /* Set Extended packet length bit (bit 14) on all chips that */
  782. /* support jumbo frames */
  783. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  784. /* Cannot do read-modify-write on 5401 */
  785. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
  786. } else if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  787. u32 phy_reg;
  788. /* Set bit 14 with read-modify-write to preserve other bits */
  789. if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) &&
  790. !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg))
  791. tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
  792. }
  793. /* Set phy register 0x10 bit 0 to high fifo elasticity to support
  794. * jumbo frames transmission.
  795. */
  796. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  797. u32 phy_reg;
  798. if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg))
  799. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  800. phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
  801. }
  802. tg3_phy_set_wirespeed(tp);
  803. return 0;
  804. }
  805. static void tg3_frob_aux_power(struct tg3 *tp)
  806. {
  807. struct tg3 *tp_peer = tp;
  808. if ((tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) != 0)
  809. return;
  810. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  811. tp_peer = pci_get_drvdata(tp->pdev_peer);
  812. if (!tp_peer)
  813. BUG();
  814. }
  815. if ((tp->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
  816. (tp_peer->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0) {
  817. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  818. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  819. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  820. (GRC_LCLCTRL_GPIO_OE0 |
  821. GRC_LCLCTRL_GPIO_OE1 |
  822. GRC_LCLCTRL_GPIO_OE2 |
  823. GRC_LCLCTRL_GPIO_OUTPUT0 |
  824. GRC_LCLCTRL_GPIO_OUTPUT1));
  825. udelay(100);
  826. } else {
  827. u32 no_gpio2;
  828. u32 grc_local_ctrl;
  829. if (tp_peer != tp &&
  830. (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
  831. return;
  832. /* On 5753 and variants, GPIO2 cannot be used. */
  833. no_gpio2 = tp->nic_sram_data_cfg &
  834. NIC_SRAM_DATA_CFG_NO_GPIO2;
  835. grc_local_ctrl = GRC_LCLCTRL_GPIO_OE0 |
  836. GRC_LCLCTRL_GPIO_OE1 |
  837. GRC_LCLCTRL_GPIO_OE2 |
  838. GRC_LCLCTRL_GPIO_OUTPUT1 |
  839. GRC_LCLCTRL_GPIO_OUTPUT2;
  840. if (no_gpio2) {
  841. grc_local_ctrl &= ~(GRC_LCLCTRL_GPIO_OE2 |
  842. GRC_LCLCTRL_GPIO_OUTPUT2);
  843. }
  844. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  845. grc_local_ctrl);
  846. udelay(100);
  847. grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT0;
  848. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  849. grc_local_ctrl);
  850. udelay(100);
  851. if (!no_gpio2) {
  852. grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT2;
  853. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  854. grc_local_ctrl);
  855. udelay(100);
  856. }
  857. }
  858. } else {
  859. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  860. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
  861. if (tp_peer != tp &&
  862. (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
  863. return;
  864. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  865. (GRC_LCLCTRL_GPIO_OE1 |
  866. GRC_LCLCTRL_GPIO_OUTPUT1));
  867. udelay(100);
  868. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  869. (GRC_LCLCTRL_GPIO_OE1));
  870. udelay(100);
  871. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  872. (GRC_LCLCTRL_GPIO_OE1 |
  873. GRC_LCLCTRL_GPIO_OUTPUT1));
  874. udelay(100);
  875. }
  876. }
  877. }
  878. static int tg3_setup_phy(struct tg3 *, int);
  879. #define RESET_KIND_SHUTDOWN 0
  880. #define RESET_KIND_INIT 1
  881. #define RESET_KIND_SUSPEND 2
  882. static void tg3_write_sig_post_reset(struct tg3 *, int);
  883. static int tg3_halt_cpu(struct tg3 *, u32);
  884. static int tg3_set_power_state(struct tg3 *tp, int state)
  885. {
  886. u32 misc_host_ctrl;
  887. u16 power_control, power_caps;
  888. int pm = tp->pm_cap;
  889. /* Make sure register accesses (indirect or otherwise)
  890. * will function correctly.
  891. */
  892. pci_write_config_dword(tp->pdev,
  893. TG3PCI_MISC_HOST_CTRL,
  894. tp->misc_host_ctrl);
  895. pci_read_config_word(tp->pdev,
  896. pm + PCI_PM_CTRL,
  897. &power_control);
  898. power_control |= PCI_PM_CTRL_PME_STATUS;
  899. power_control &= ~(PCI_PM_CTRL_STATE_MASK);
  900. switch (state) {
  901. case 0:
  902. power_control |= 0;
  903. pci_write_config_word(tp->pdev,
  904. pm + PCI_PM_CTRL,
  905. power_control);
  906. udelay(100); /* Delay after power state change */
  907. /* Switch out of Vaux if it is not a LOM */
  908. if (!(tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT)) {
  909. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  910. udelay(100);
  911. }
  912. return 0;
  913. case 1:
  914. power_control |= 1;
  915. break;
  916. case 2:
  917. power_control |= 2;
  918. break;
  919. case 3:
  920. power_control |= 3;
  921. break;
  922. default:
  923. printk(KERN_WARNING PFX "%s: Invalid power state (%d) "
  924. "requested.\n",
  925. tp->dev->name, state);
  926. return -EINVAL;
  927. };
  928. power_control |= PCI_PM_CTRL_PME_ENABLE;
  929. misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
  930. tw32(TG3PCI_MISC_HOST_CTRL,
  931. misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT);
  932. if (tp->link_config.phy_is_low_power == 0) {
  933. tp->link_config.phy_is_low_power = 1;
  934. tp->link_config.orig_speed = tp->link_config.speed;
  935. tp->link_config.orig_duplex = tp->link_config.duplex;
  936. tp->link_config.orig_autoneg = tp->link_config.autoneg;
  937. }
  938. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  939. tp->link_config.speed = SPEED_10;
  940. tp->link_config.duplex = DUPLEX_HALF;
  941. tp->link_config.autoneg = AUTONEG_ENABLE;
  942. tg3_setup_phy(tp, 0);
  943. }
  944. pci_read_config_word(tp->pdev, pm + PCI_PM_PMC, &power_caps);
  945. if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) {
  946. u32 mac_mode;
  947. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  948. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a);
  949. udelay(40);
  950. mac_mode = MAC_MODE_PORT_MODE_MII;
  951. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 ||
  952. !(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB))
  953. mac_mode |= MAC_MODE_LINK_POLARITY;
  954. } else {
  955. mac_mode = MAC_MODE_PORT_MODE_TBI;
  956. }
  957. if (!(tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
  958. tw32(MAC_LED_CTRL, tp->led_ctrl);
  959. if (((power_caps & PCI_PM_CAP_PME_D3cold) &&
  960. (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)))
  961. mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE;
  962. tw32_f(MAC_MODE, mac_mode);
  963. udelay(100);
  964. tw32_f(MAC_RX_MODE, RX_MODE_ENABLE);
  965. udelay(10);
  966. }
  967. if (!(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB) &&
  968. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  969. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
  970. u32 base_val;
  971. base_val = tp->pci_clock_ctrl;
  972. base_val |= (CLOCK_CTRL_RXCLK_DISABLE |
  973. CLOCK_CTRL_TXCLK_DISABLE);
  974. tw32_f(TG3PCI_CLOCK_CTRL, base_val |
  975. CLOCK_CTRL_ALTCLK |
  976. CLOCK_CTRL_PWRDOWN_PLL133);
  977. udelay(40);
  978. } else if (!((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  979. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) {
  980. u32 newbits1, newbits2;
  981. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  982. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  983. newbits1 = (CLOCK_CTRL_RXCLK_DISABLE |
  984. CLOCK_CTRL_TXCLK_DISABLE |
  985. CLOCK_CTRL_ALTCLK);
  986. newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
  987. } else if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  988. newbits1 = CLOCK_CTRL_625_CORE;
  989. newbits2 = newbits1 | CLOCK_CTRL_ALTCLK;
  990. } else {
  991. newbits1 = CLOCK_CTRL_ALTCLK;
  992. newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
  993. }
  994. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits1);
  995. udelay(40);
  996. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits2);
  997. udelay(40);
  998. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  999. u32 newbits3;
  1000. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1001. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  1002. newbits3 = (CLOCK_CTRL_RXCLK_DISABLE |
  1003. CLOCK_CTRL_TXCLK_DISABLE |
  1004. CLOCK_CTRL_44MHZ_CORE);
  1005. } else {
  1006. newbits3 = CLOCK_CTRL_44MHZ_CORE;
  1007. }
  1008. tw32_f(TG3PCI_CLOCK_CTRL,
  1009. tp->pci_clock_ctrl | newbits3);
  1010. udelay(40);
  1011. }
  1012. }
  1013. tg3_frob_aux_power(tp);
  1014. /* Workaround for unstable PLL clock */
  1015. if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
  1016. (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) {
  1017. u32 val = tr32(0x7d00);
  1018. val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1);
  1019. tw32(0x7d00, val);
  1020. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  1021. tg3_halt_cpu(tp, RX_CPU_BASE);
  1022. }
  1023. /* Finally, set the new power state. */
  1024. pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control);
  1025. udelay(100); /* Delay after power state change */
  1026. tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);
  1027. return 0;
  1028. }
  1029. static void tg3_link_report(struct tg3 *tp)
  1030. {
  1031. if (!netif_carrier_ok(tp->dev)) {
  1032. printk(KERN_INFO PFX "%s: Link is down.\n", tp->dev->name);
  1033. } else {
  1034. printk(KERN_INFO PFX "%s: Link is up at %d Mbps, %s duplex.\n",
  1035. tp->dev->name,
  1036. (tp->link_config.active_speed == SPEED_1000 ?
  1037. 1000 :
  1038. (tp->link_config.active_speed == SPEED_100 ?
  1039. 100 : 10)),
  1040. (tp->link_config.active_duplex == DUPLEX_FULL ?
  1041. "full" : "half"));
  1042. printk(KERN_INFO PFX "%s: Flow control is %s for TX and "
  1043. "%s for RX.\n",
  1044. tp->dev->name,
  1045. (tp->tg3_flags & TG3_FLAG_TX_PAUSE) ? "on" : "off",
  1046. (tp->tg3_flags & TG3_FLAG_RX_PAUSE) ? "on" : "off");
  1047. }
  1048. }
  1049. static void tg3_setup_flow_control(struct tg3 *tp, u32 local_adv, u32 remote_adv)
  1050. {
  1051. u32 new_tg3_flags = 0;
  1052. u32 old_rx_mode = tp->rx_mode;
  1053. u32 old_tx_mode = tp->tx_mode;
  1054. if (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) {
  1055. if (local_adv & ADVERTISE_PAUSE_CAP) {
  1056. if (local_adv & ADVERTISE_PAUSE_ASYM) {
  1057. if (remote_adv & LPA_PAUSE_CAP)
  1058. new_tg3_flags |=
  1059. (TG3_FLAG_RX_PAUSE |
  1060. TG3_FLAG_TX_PAUSE);
  1061. else if (remote_adv & LPA_PAUSE_ASYM)
  1062. new_tg3_flags |=
  1063. (TG3_FLAG_RX_PAUSE);
  1064. } else {
  1065. if (remote_adv & LPA_PAUSE_CAP)
  1066. new_tg3_flags |=
  1067. (TG3_FLAG_RX_PAUSE |
  1068. TG3_FLAG_TX_PAUSE);
  1069. }
  1070. } else if (local_adv & ADVERTISE_PAUSE_ASYM) {
  1071. if ((remote_adv & LPA_PAUSE_CAP) &&
  1072. (remote_adv & LPA_PAUSE_ASYM))
  1073. new_tg3_flags |= TG3_FLAG_TX_PAUSE;
  1074. }
  1075. tp->tg3_flags &= ~(TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE);
  1076. tp->tg3_flags |= new_tg3_flags;
  1077. } else {
  1078. new_tg3_flags = tp->tg3_flags;
  1079. }
  1080. if (new_tg3_flags & TG3_FLAG_RX_PAUSE)
  1081. tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
  1082. else
  1083. tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
  1084. if (old_rx_mode != tp->rx_mode) {
  1085. tw32_f(MAC_RX_MODE, tp->rx_mode);
  1086. }
  1087. if (new_tg3_flags & TG3_FLAG_TX_PAUSE)
  1088. tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
  1089. else
  1090. tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
  1091. if (old_tx_mode != tp->tx_mode) {
  1092. tw32_f(MAC_TX_MODE, tp->tx_mode);
  1093. }
  1094. }
  1095. static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)
  1096. {
  1097. switch (val & MII_TG3_AUX_STAT_SPDMASK) {
  1098. case MII_TG3_AUX_STAT_10HALF:
  1099. *speed = SPEED_10;
  1100. *duplex = DUPLEX_HALF;
  1101. break;
  1102. case MII_TG3_AUX_STAT_10FULL:
  1103. *speed = SPEED_10;
  1104. *duplex = DUPLEX_FULL;
  1105. break;
  1106. case MII_TG3_AUX_STAT_100HALF:
  1107. *speed = SPEED_100;
  1108. *duplex = DUPLEX_HALF;
  1109. break;
  1110. case MII_TG3_AUX_STAT_100FULL:
  1111. *speed = SPEED_100;
  1112. *duplex = DUPLEX_FULL;
  1113. break;
  1114. case MII_TG3_AUX_STAT_1000HALF:
  1115. *speed = SPEED_1000;
  1116. *duplex = DUPLEX_HALF;
  1117. break;
  1118. case MII_TG3_AUX_STAT_1000FULL:
  1119. *speed = SPEED_1000;
  1120. *duplex = DUPLEX_FULL;
  1121. break;
  1122. default:
  1123. *speed = SPEED_INVALID;
  1124. *duplex = DUPLEX_INVALID;
  1125. break;
  1126. };
  1127. }
  1128. static void tg3_phy_copper_begin(struct tg3 *tp)
  1129. {
  1130. u32 new_adv;
  1131. int i;
  1132. if (tp->link_config.phy_is_low_power) {
  1133. /* Entering low power mode. Disable gigabit and
  1134. * 100baseT advertisements.
  1135. */
  1136. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1137. new_adv = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  1138. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  1139. if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)
  1140. new_adv |= (ADVERTISE_100HALF | ADVERTISE_100FULL);
  1141. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1142. } else if (tp->link_config.speed == SPEED_INVALID) {
  1143. tp->link_config.advertising =
  1144. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  1145. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  1146. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  1147. ADVERTISED_Autoneg | ADVERTISED_MII);
  1148. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  1149. tp->link_config.advertising &=
  1150. ~(ADVERTISED_1000baseT_Half |
  1151. ADVERTISED_1000baseT_Full);
  1152. new_adv = (ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  1153. if (tp->link_config.advertising & ADVERTISED_10baseT_Half)
  1154. new_adv |= ADVERTISE_10HALF;
  1155. if (tp->link_config.advertising & ADVERTISED_10baseT_Full)
  1156. new_adv |= ADVERTISE_10FULL;
  1157. if (tp->link_config.advertising & ADVERTISED_100baseT_Half)
  1158. new_adv |= ADVERTISE_100HALF;
  1159. if (tp->link_config.advertising & ADVERTISED_100baseT_Full)
  1160. new_adv |= ADVERTISE_100FULL;
  1161. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1162. if (tp->link_config.advertising &
  1163. (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) {
  1164. new_adv = 0;
  1165. if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
  1166. new_adv |= MII_TG3_CTRL_ADV_1000_HALF;
  1167. if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
  1168. new_adv |= MII_TG3_CTRL_ADV_1000_FULL;
  1169. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) &&
  1170. (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1171. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0))
  1172. new_adv |= (MII_TG3_CTRL_AS_MASTER |
  1173. MII_TG3_CTRL_ENABLE_AS_MASTER);
  1174. tg3_writephy(tp, MII_TG3_CTRL, new_adv);
  1175. } else {
  1176. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1177. }
  1178. } else {
  1179. /* Asking for a specific link mode. */
  1180. if (tp->link_config.speed == SPEED_1000) {
  1181. new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
  1182. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1183. if (tp->link_config.duplex == DUPLEX_FULL)
  1184. new_adv = MII_TG3_CTRL_ADV_1000_FULL;
  1185. else
  1186. new_adv = MII_TG3_CTRL_ADV_1000_HALF;
  1187. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1188. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  1189. new_adv |= (MII_TG3_CTRL_AS_MASTER |
  1190. MII_TG3_CTRL_ENABLE_AS_MASTER);
  1191. tg3_writephy(tp, MII_TG3_CTRL, new_adv);
  1192. } else {
  1193. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1194. new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
  1195. if (tp->link_config.speed == SPEED_100) {
  1196. if (tp->link_config.duplex == DUPLEX_FULL)
  1197. new_adv |= ADVERTISE_100FULL;
  1198. else
  1199. new_adv |= ADVERTISE_100HALF;
  1200. } else {
  1201. if (tp->link_config.duplex == DUPLEX_FULL)
  1202. new_adv |= ADVERTISE_10FULL;
  1203. else
  1204. new_adv |= ADVERTISE_10HALF;
  1205. }
  1206. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1207. }
  1208. }
  1209. if (tp->link_config.autoneg == AUTONEG_DISABLE &&
  1210. tp->link_config.speed != SPEED_INVALID) {
  1211. u32 bmcr, orig_bmcr;
  1212. tp->link_config.active_speed = tp->link_config.speed;
  1213. tp->link_config.active_duplex = tp->link_config.duplex;
  1214. bmcr = 0;
  1215. switch (tp->link_config.speed) {
  1216. default:
  1217. case SPEED_10:
  1218. break;
  1219. case SPEED_100:
  1220. bmcr |= BMCR_SPEED100;
  1221. break;
  1222. case SPEED_1000:
  1223. bmcr |= TG3_BMCR_SPEED1000;
  1224. break;
  1225. };
  1226. if (tp->link_config.duplex == DUPLEX_FULL)
  1227. bmcr |= BMCR_FULLDPLX;
  1228. if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) &&
  1229. (bmcr != orig_bmcr)) {
  1230. tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK);
  1231. for (i = 0; i < 1500; i++) {
  1232. u32 tmp;
  1233. udelay(10);
  1234. if (tg3_readphy(tp, MII_BMSR, &tmp) ||
  1235. tg3_readphy(tp, MII_BMSR, &tmp))
  1236. continue;
  1237. if (!(tmp & BMSR_LSTATUS)) {
  1238. udelay(40);
  1239. break;
  1240. }
  1241. }
  1242. tg3_writephy(tp, MII_BMCR, bmcr);
  1243. udelay(40);
  1244. }
  1245. } else {
  1246. tg3_writephy(tp, MII_BMCR,
  1247. BMCR_ANENABLE | BMCR_ANRESTART);
  1248. }
  1249. }
  1250. static int tg3_init_5401phy_dsp(struct tg3 *tp)
  1251. {
  1252. int err;
  1253. /* Turn off tap power management. */
  1254. /* Set Extended packet length bit */
  1255. err = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
  1256. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012);
  1257. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804);
  1258. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013);
  1259. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204);
  1260. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
  1261. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132);
  1262. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
  1263. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232);
  1264. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  1265. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20);
  1266. udelay(40);
  1267. return err;
  1268. }
  1269. static int tg3_copper_is_advertising_all(struct tg3 *tp)
  1270. {
  1271. u32 adv_reg, all_mask;
  1272. if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
  1273. return 0;
  1274. all_mask = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  1275. ADVERTISE_100HALF | ADVERTISE_100FULL);
  1276. if ((adv_reg & all_mask) != all_mask)
  1277. return 0;
  1278. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  1279. u32 tg3_ctrl;
  1280. if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl))
  1281. return 0;
  1282. all_mask = (MII_TG3_CTRL_ADV_1000_HALF |
  1283. MII_TG3_CTRL_ADV_1000_FULL);
  1284. if ((tg3_ctrl & all_mask) != all_mask)
  1285. return 0;
  1286. }
  1287. return 1;
  1288. }
  1289. static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
  1290. {
  1291. int current_link_up;
  1292. u32 bmsr, dummy;
  1293. u16 current_speed;
  1294. u8 current_duplex;
  1295. int i, err;
  1296. tw32(MAC_EVENT, 0);
  1297. tw32_f(MAC_STATUS,
  1298. (MAC_STATUS_SYNC_CHANGED |
  1299. MAC_STATUS_CFG_CHANGED |
  1300. MAC_STATUS_MI_COMPLETION |
  1301. MAC_STATUS_LNKSTATE_CHANGED));
  1302. udelay(40);
  1303. tp->mi_mode = MAC_MI_MODE_BASE;
  1304. tw32_f(MAC_MI_MODE, tp->mi_mode);
  1305. udelay(80);
  1306. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02);
  1307. /* Some third-party PHYs need to be reset on link going
  1308. * down.
  1309. */
  1310. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  1311. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
  1312. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  1313. netif_carrier_ok(tp->dev)) {
  1314. tg3_readphy(tp, MII_BMSR, &bmsr);
  1315. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1316. !(bmsr & BMSR_LSTATUS))
  1317. force_reset = 1;
  1318. }
  1319. if (force_reset)
  1320. tg3_phy_reset(tp);
  1321. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  1322. tg3_readphy(tp, MII_BMSR, &bmsr);
  1323. if (tg3_readphy(tp, MII_BMSR, &bmsr) ||
  1324. !(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
  1325. bmsr = 0;
  1326. if (!(bmsr & BMSR_LSTATUS)) {
  1327. err = tg3_init_5401phy_dsp(tp);
  1328. if (err)
  1329. return err;
  1330. tg3_readphy(tp, MII_BMSR, &bmsr);
  1331. for (i = 0; i < 1000; i++) {
  1332. udelay(10);
  1333. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1334. (bmsr & BMSR_LSTATUS)) {
  1335. udelay(40);
  1336. break;
  1337. }
  1338. }
  1339. if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 &&
  1340. !(bmsr & BMSR_LSTATUS) &&
  1341. tp->link_config.active_speed == SPEED_1000) {
  1342. err = tg3_phy_reset(tp);
  1343. if (!err)
  1344. err = tg3_init_5401phy_dsp(tp);
  1345. if (err)
  1346. return err;
  1347. }
  1348. }
  1349. } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1350. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
  1351. /* 5701 {A0,B0} CRC bug workaround */
  1352. tg3_writephy(tp, 0x15, 0x0a75);
  1353. tg3_writephy(tp, 0x1c, 0x8c68);
  1354. tg3_writephy(tp, 0x1c, 0x8d68);
  1355. tg3_writephy(tp, 0x1c, 0x8c68);
  1356. }
  1357. /* Clear pending interrupts... */
  1358. tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
  1359. tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
  1360. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT)
  1361. tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
  1362. else
  1363. tg3_writephy(tp, MII_TG3_IMASK, ~0);
  1364. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1365. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  1366. if (tp->led_ctrl == LED_CTRL_MODE_PHY_1)
  1367. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  1368. MII_TG3_EXT_CTRL_LNK3_LED_MODE);
  1369. else
  1370. tg3_writephy(tp, MII_TG3_EXT_CTRL, 0);
  1371. }
  1372. current_link_up = 0;
  1373. current_speed = SPEED_INVALID;
  1374. current_duplex = DUPLEX_INVALID;
  1375. if (tp->tg3_flags2 & TG3_FLG2_CAPACITIVE_COUPLING) {
  1376. u32 val;
  1377. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007);
  1378. tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
  1379. if (!(val & (1 << 10))) {
  1380. val |= (1 << 10);
  1381. tg3_writephy(tp, MII_TG3_AUX_CTRL, val);
  1382. goto relink;
  1383. }
  1384. }
  1385. bmsr = 0;
  1386. for (i = 0; i < 100; i++) {
  1387. tg3_readphy(tp, MII_BMSR, &bmsr);
  1388. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1389. (bmsr & BMSR_LSTATUS))
  1390. break;
  1391. udelay(40);
  1392. }
  1393. if (bmsr & BMSR_LSTATUS) {
  1394. u32 aux_stat, bmcr;
  1395. tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
  1396. for (i = 0; i < 2000; i++) {
  1397. udelay(10);
  1398. if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) &&
  1399. aux_stat)
  1400. break;
  1401. }
  1402. tg3_aux_stat_to_speed_duplex(tp, aux_stat,
  1403. &current_speed,
  1404. &current_duplex);
  1405. bmcr = 0;
  1406. for (i = 0; i < 200; i++) {
  1407. tg3_readphy(tp, MII_BMCR, &bmcr);
  1408. if (tg3_readphy(tp, MII_BMCR, &bmcr))
  1409. continue;
  1410. if (bmcr && bmcr != 0x7fff)
  1411. break;
  1412. udelay(10);
  1413. }
  1414. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  1415. if (bmcr & BMCR_ANENABLE) {
  1416. current_link_up = 1;
  1417. /* Force autoneg restart if we are exiting
  1418. * low power mode.
  1419. */
  1420. if (!tg3_copper_is_advertising_all(tp))
  1421. current_link_up = 0;
  1422. } else {
  1423. current_link_up = 0;
  1424. }
  1425. } else {
  1426. if (!(bmcr & BMCR_ANENABLE) &&
  1427. tp->link_config.speed == current_speed &&
  1428. tp->link_config.duplex == current_duplex) {
  1429. current_link_up = 1;
  1430. } else {
  1431. current_link_up = 0;
  1432. }
  1433. }
  1434. tp->link_config.active_speed = current_speed;
  1435. tp->link_config.active_duplex = current_duplex;
  1436. }
  1437. if (current_link_up == 1 &&
  1438. (tp->link_config.active_duplex == DUPLEX_FULL) &&
  1439. (tp->link_config.autoneg == AUTONEG_ENABLE)) {
  1440. u32 local_adv, remote_adv;
  1441. if (tg3_readphy(tp, MII_ADVERTISE, &local_adv))
  1442. local_adv = 0;
  1443. local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
  1444. if (tg3_readphy(tp, MII_LPA, &remote_adv))
  1445. remote_adv = 0;
  1446. remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
  1447. /* If we are not advertising full pause capability,
  1448. * something is wrong. Bring the link down and reconfigure.
  1449. */
  1450. if (local_adv != ADVERTISE_PAUSE_CAP) {
  1451. current_link_up = 0;
  1452. } else {
  1453. tg3_setup_flow_control(tp, local_adv, remote_adv);
  1454. }
  1455. }
  1456. relink:
  1457. if (current_link_up == 0) {
  1458. u32 tmp;
  1459. tg3_phy_copper_begin(tp);
  1460. tg3_readphy(tp, MII_BMSR, &tmp);
  1461. if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
  1462. (tmp & BMSR_LSTATUS))
  1463. current_link_up = 1;
  1464. }
  1465. tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK;
  1466. if (current_link_up == 1) {
  1467. if (tp->link_config.active_speed == SPEED_100 ||
  1468. tp->link_config.active_speed == SPEED_10)
  1469. tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
  1470. else
  1471. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  1472. } else
  1473. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  1474. tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
  1475. if (tp->link_config.active_duplex == DUPLEX_HALF)
  1476. tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
  1477. tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
  1478. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
  1479. if ((tp->led_ctrl == LED_CTRL_MODE_PHY_2) ||
  1480. (current_link_up == 1 &&
  1481. tp->link_config.active_speed == SPEED_10))
  1482. tp->mac_mode |= MAC_MODE_LINK_POLARITY;
  1483. } else {
  1484. if (current_link_up == 1)
  1485. tp->mac_mode |= MAC_MODE_LINK_POLARITY;
  1486. }
  1487. /* ??? Without this setting Netgear GA302T PHY does not
  1488. * ??? send/receive packets...
  1489. */
  1490. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 &&
  1491. tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) {
  1492. tp->mi_mode |= MAC_MI_MODE_AUTO_POLL;
  1493. tw32_f(MAC_MI_MODE, tp->mi_mode);
  1494. udelay(80);
  1495. }
  1496. tw32_f(MAC_MODE, tp->mac_mode);
  1497. udelay(40);
  1498. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  1499. /* Polled via timer. */
  1500. tw32_f(MAC_EVENT, 0);
  1501. } else {
  1502. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  1503. }
  1504. udelay(40);
  1505. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 &&
  1506. current_link_up == 1 &&
  1507. tp->link_config.active_speed == SPEED_1000 &&
  1508. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ||
  1509. (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) {
  1510. udelay(120);
  1511. tw32_f(MAC_STATUS,
  1512. (MAC_STATUS_SYNC_CHANGED |
  1513. MAC_STATUS_CFG_CHANGED));
  1514. udelay(40);
  1515. tg3_write_mem(tp,
  1516. NIC_SRAM_FIRMWARE_MBOX,
  1517. NIC_SRAM_FIRMWARE_MBOX_MAGIC2);
  1518. }
  1519. if (current_link_up != netif_carrier_ok(tp->dev)) {
  1520. if (current_link_up)
  1521. netif_carrier_on(tp->dev);
  1522. else
  1523. netif_carrier_off(tp->dev);
  1524. tg3_link_report(tp);
  1525. }
  1526. return 0;
  1527. }
  1528. struct tg3_fiber_aneginfo {
  1529. int state;
  1530. #define ANEG_STATE_UNKNOWN 0
  1531. #define ANEG_STATE_AN_ENABLE 1
  1532. #define ANEG_STATE_RESTART_INIT 2
  1533. #define ANEG_STATE_RESTART 3
  1534. #define ANEG_STATE_DISABLE_LINK_OK 4
  1535. #define ANEG_STATE_ABILITY_DETECT_INIT 5
  1536. #define ANEG_STATE_ABILITY_DETECT 6
  1537. #define ANEG_STATE_ACK_DETECT_INIT 7
  1538. #define ANEG_STATE_ACK_DETECT 8
  1539. #define ANEG_STATE_COMPLETE_ACK_INIT 9
  1540. #define ANEG_STATE_COMPLETE_ACK 10
  1541. #define ANEG_STATE_IDLE_DETECT_INIT 11
  1542. #define ANEG_STATE_IDLE_DETECT 12
  1543. #define ANEG_STATE_LINK_OK 13
  1544. #define ANEG_STATE_NEXT_PAGE_WAIT_INIT 14
  1545. #define ANEG_STATE_NEXT_PAGE_WAIT 15
  1546. u32 flags;
  1547. #define MR_AN_ENABLE 0x00000001
  1548. #define MR_RESTART_AN 0x00000002
  1549. #define MR_AN_COMPLETE 0x00000004
  1550. #define MR_PAGE_RX 0x00000008
  1551. #define MR_NP_LOADED 0x00000010
  1552. #define MR_TOGGLE_TX 0x00000020
  1553. #define MR_LP_ADV_FULL_DUPLEX 0x00000040
  1554. #define MR_LP_ADV_HALF_DUPLEX 0x00000080
  1555. #define MR_LP_ADV_SYM_PAUSE 0x00000100
  1556. #define MR_LP_ADV_ASYM_PAUSE 0x00000200
  1557. #define MR_LP_ADV_REMOTE_FAULT1 0x00000400
  1558. #define MR_LP_ADV_REMOTE_FAULT2 0x00000800
  1559. #define MR_LP_ADV_NEXT_PAGE 0x00001000
  1560. #define MR_TOGGLE_RX 0x00002000
  1561. #define MR_NP_RX 0x00004000
  1562. #define MR_LINK_OK 0x80000000
  1563. unsigned long link_time, cur_time;
  1564. u32 ability_match_cfg;
  1565. int ability_match_count;
  1566. char ability_match, idle_match, ack_match;
  1567. u32 txconfig, rxconfig;
  1568. #define ANEG_CFG_NP 0x00000080
  1569. #define ANEG_CFG_ACK 0x00000040
  1570. #define ANEG_CFG_RF2 0x00000020
  1571. #define ANEG_CFG_RF1 0x00000010
  1572. #define ANEG_CFG_PS2 0x00000001
  1573. #define ANEG_CFG_PS1 0x00008000
  1574. #define ANEG_CFG_HD 0x00004000
  1575. #define ANEG_CFG_FD 0x00002000
  1576. #define ANEG_CFG_INVAL 0x00001f06
  1577. };
  1578. #define ANEG_OK 0
  1579. #define ANEG_DONE 1
  1580. #define ANEG_TIMER_ENAB 2
  1581. #define ANEG_FAILED -1
  1582. #define ANEG_STATE_SETTLE_TIME 10000
  1583. static int tg3_fiber_aneg_smachine(struct tg3 *tp,
  1584. struct tg3_fiber_aneginfo *ap)
  1585. {
  1586. unsigned long delta;
  1587. u32 rx_cfg_reg;
  1588. int ret;
  1589. if (ap->state == ANEG_STATE_UNKNOWN) {
  1590. ap->rxconfig = 0;
  1591. ap->link_time = 0;
  1592. ap->cur_time = 0;
  1593. ap->ability_match_cfg = 0;
  1594. ap->ability_match_count = 0;
  1595. ap->ability_match = 0;
  1596. ap->idle_match = 0;
  1597. ap->ack_match = 0;
  1598. }
  1599. ap->cur_time++;
  1600. if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) {
  1601. rx_cfg_reg = tr32(MAC_RX_AUTO_NEG);
  1602. if (rx_cfg_reg != ap->ability_match_cfg) {
  1603. ap->ability_match_cfg = rx_cfg_reg;
  1604. ap->ability_match = 0;
  1605. ap->ability_match_count = 0;
  1606. } else {
  1607. if (++ap->ability_match_count > 1) {
  1608. ap->ability_match = 1;
  1609. ap->ability_match_cfg = rx_cfg_reg;
  1610. }
  1611. }
  1612. if (rx_cfg_reg & ANEG_CFG_ACK)
  1613. ap->ack_match = 1;
  1614. else
  1615. ap->ack_match = 0;
  1616. ap->idle_match = 0;
  1617. } else {
  1618. ap->idle_match = 1;
  1619. ap->ability_match_cfg = 0;
  1620. ap->ability_match_count = 0;
  1621. ap->ability_match = 0;
  1622. ap->ack_match = 0;
  1623. rx_cfg_reg = 0;
  1624. }
  1625. ap->rxconfig = rx_cfg_reg;
  1626. ret = ANEG_OK;
  1627. switch(ap->state) {
  1628. case ANEG_STATE_UNKNOWN:
  1629. if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN))
  1630. ap->state = ANEG_STATE_AN_ENABLE;
  1631. /* fallthru */
  1632. case ANEG_STATE_AN_ENABLE:
  1633. ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX);
  1634. if (ap->flags & MR_AN_ENABLE) {
  1635. ap->link_time = 0;
  1636. ap->cur_time = 0;
  1637. ap->ability_match_cfg = 0;
  1638. ap->ability_match_count = 0;
  1639. ap->ability_match = 0;
  1640. ap->idle_match = 0;
  1641. ap->ack_match = 0;
  1642. ap->state = ANEG_STATE_RESTART_INIT;
  1643. } else {
  1644. ap->state = ANEG_STATE_DISABLE_LINK_OK;
  1645. }
  1646. break;
  1647. case ANEG_STATE_RESTART_INIT:
  1648. ap->link_time = ap->cur_time;
  1649. ap->flags &= ~(MR_NP_LOADED);
  1650. ap->txconfig = 0;
  1651. tw32(MAC_TX_AUTO_NEG, 0);
  1652. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1653. tw32_f(MAC_MODE, tp->mac_mode);
  1654. udelay(40);
  1655. ret = ANEG_TIMER_ENAB;
  1656. ap->state = ANEG_STATE_RESTART;
  1657. /* fallthru */
  1658. case ANEG_STATE_RESTART:
  1659. delta = ap->cur_time - ap->link_time;
  1660. if (delta > ANEG_STATE_SETTLE_TIME) {
  1661. ap->state = ANEG_STATE_ABILITY_DETECT_INIT;
  1662. } else {
  1663. ret = ANEG_TIMER_ENAB;
  1664. }
  1665. break;
  1666. case ANEG_STATE_DISABLE_LINK_OK:
  1667. ret = ANEG_DONE;
  1668. break;
  1669. case ANEG_STATE_ABILITY_DETECT_INIT:
  1670. ap->flags &= ~(MR_TOGGLE_TX);
  1671. ap->txconfig = (ANEG_CFG_FD | ANEG_CFG_PS1);
  1672. tw32(MAC_TX_AUTO_NEG, ap->txconfig);
  1673. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1674. tw32_f(MAC_MODE, tp->mac_mode);
  1675. udelay(40);
  1676. ap->state = ANEG_STATE_ABILITY_DETECT;
  1677. break;
  1678. case ANEG_STATE_ABILITY_DETECT:
  1679. if (ap->ability_match != 0 && ap->rxconfig != 0) {
  1680. ap->state = ANEG_STATE_ACK_DETECT_INIT;
  1681. }
  1682. break;
  1683. case ANEG_STATE_ACK_DETECT_INIT:
  1684. ap->txconfig |= ANEG_CFG_ACK;
  1685. tw32(MAC_TX_AUTO_NEG, ap->txconfig);
  1686. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1687. tw32_f(MAC_MODE, tp->mac_mode);
  1688. udelay(40);
  1689. ap->state = ANEG_STATE_ACK_DETECT;
  1690. /* fallthru */
  1691. case ANEG_STATE_ACK_DETECT:
  1692. if (ap->ack_match != 0) {
  1693. if ((ap->rxconfig & ~ANEG_CFG_ACK) ==
  1694. (ap->ability_match_cfg & ~ANEG_CFG_ACK)) {
  1695. ap->state = ANEG_STATE_COMPLETE_ACK_INIT;
  1696. } else {
  1697. ap->state = ANEG_STATE_AN_ENABLE;
  1698. }
  1699. } else if (ap->ability_match != 0 &&
  1700. ap->rxconfig == 0) {
  1701. ap->state = ANEG_STATE_AN_ENABLE;
  1702. }
  1703. break;
  1704. case ANEG_STATE_COMPLETE_ACK_INIT:
  1705. if (ap->rxconfig & ANEG_CFG_INVAL) {
  1706. ret = ANEG_FAILED;
  1707. break;
  1708. }
  1709. ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX |
  1710. MR_LP_ADV_HALF_DUPLEX |
  1711. MR_LP_ADV_SYM_PAUSE |
  1712. MR_LP_ADV_ASYM_PAUSE |
  1713. MR_LP_ADV_REMOTE_FAULT1 |
  1714. MR_LP_ADV_REMOTE_FAULT2 |
  1715. MR_LP_ADV_NEXT_PAGE |
  1716. MR_TOGGLE_RX |
  1717. MR_NP_RX);
  1718. if (ap->rxconfig & ANEG_CFG_FD)
  1719. ap->flags |= MR_LP_ADV_FULL_DUPLEX;
  1720. if (ap->rxconfig & ANEG_CFG_HD)
  1721. ap->flags |= MR_LP_ADV_HALF_DUPLEX;
  1722. if (ap->rxconfig & ANEG_CFG_PS1)
  1723. ap->flags |= MR_LP_ADV_SYM_PAUSE;
  1724. if (ap->rxconfig & ANEG_CFG_PS2)
  1725. ap->flags |= MR_LP_ADV_ASYM_PAUSE;
  1726. if (ap->rxconfig & ANEG_CFG_RF1)
  1727. ap->flags |= MR_LP_ADV_REMOTE_FAULT1;
  1728. if (ap->rxconfig & ANEG_CFG_RF2)
  1729. ap->flags |= MR_LP_ADV_REMOTE_FAULT2;
  1730. if (ap->rxconfig & ANEG_CFG_NP)
  1731. ap->flags |= MR_LP_ADV_NEXT_PAGE;
  1732. ap->link_time = ap->cur_time;
  1733. ap->flags ^= (MR_TOGGLE_TX);
  1734. if (ap->rxconfig & 0x0008)
  1735. ap->flags |= MR_TOGGLE_RX;
  1736. if (ap->rxconfig & ANEG_CFG_NP)
  1737. ap->flags |= MR_NP_RX;
  1738. ap->flags |= MR_PAGE_RX;
  1739. ap->state = ANEG_STATE_COMPLETE_ACK;
  1740. ret = ANEG_TIMER_ENAB;
  1741. break;
  1742. case ANEG_STATE_COMPLETE_ACK:
  1743. if (ap->ability_match != 0 &&
  1744. ap->rxconfig == 0) {
  1745. ap->state = ANEG_STATE_AN_ENABLE;
  1746. break;
  1747. }
  1748. delta = ap->cur_time - ap->link_time;
  1749. if (delta > ANEG_STATE_SETTLE_TIME) {
  1750. if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) {
  1751. ap->state = ANEG_STATE_IDLE_DETECT_INIT;
  1752. } else {
  1753. if ((ap->txconfig & ANEG_CFG_NP) == 0 &&
  1754. !(ap->flags & MR_NP_RX)) {
  1755. ap->state = ANEG_STATE_IDLE_DETECT_INIT;
  1756. } else {
  1757. ret = ANEG_FAILED;
  1758. }
  1759. }
  1760. }
  1761. break;
  1762. case ANEG_STATE_IDLE_DETECT_INIT:
  1763. ap->link_time = ap->cur_time;
  1764. tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
  1765. tw32_f(MAC_MODE, tp->mac_mode);
  1766. udelay(40);
  1767. ap->state = ANEG_STATE_IDLE_DETECT;
  1768. ret = ANEG_TIMER_ENAB;
  1769. break;
  1770. case ANEG_STATE_IDLE_DETECT:
  1771. if (ap->ability_match != 0 &&
  1772. ap->rxconfig == 0) {
  1773. ap->state = ANEG_STATE_AN_ENABLE;
  1774. break;
  1775. }
  1776. delta = ap->cur_time - ap->link_time;
  1777. if (delta > ANEG_STATE_SETTLE_TIME) {
  1778. /* XXX another gem from the Broadcom driver :( */
  1779. ap->state = ANEG_STATE_LINK_OK;
  1780. }
  1781. break;
  1782. case ANEG_STATE_LINK_OK:
  1783. ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK);
  1784. ret = ANEG_DONE;
  1785. break;
  1786. case ANEG_STATE_NEXT_PAGE_WAIT_INIT:
  1787. /* ??? unimplemented */
  1788. break;
  1789. case ANEG_STATE_NEXT_PAGE_WAIT:
  1790. /* ??? unimplemented */
  1791. break;
  1792. default:
  1793. ret = ANEG_FAILED;
  1794. break;
  1795. };
  1796. return ret;
  1797. }
  1798. static int fiber_autoneg(struct tg3 *tp, u32 *flags)
  1799. {
  1800. int res = 0;
  1801. struct tg3_fiber_aneginfo aninfo;
  1802. int status = ANEG_FAILED;
  1803. unsigned int tick;
  1804. u32 tmp;
  1805. tw32_f(MAC_TX_AUTO_NEG, 0);
  1806. tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
  1807. tw32_f(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII);
  1808. udelay(40);
  1809. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS);
  1810. udelay(40);
  1811. memset(&aninfo, 0, sizeof(aninfo));
  1812. aninfo.flags |= MR_AN_ENABLE;
  1813. aninfo.state = ANEG_STATE_UNKNOWN;
  1814. aninfo.cur_time = 0;
  1815. tick = 0;
  1816. while (++tick < 195000) {
  1817. status = tg3_fiber_aneg_smachine(tp, &aninfo);
  1818. if (status == ANEG_DONE || status == ANEG_FAILED)
  1819. break;
  1820. udelay(1);
  1821. }
  1822. tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
  1823. tw32_f(MAC_MODE, tp->mac_mode);
  1824. udelay(40);
  1825. *flags = aninfo.flags;
  1826. if (status == ANEG_DONE &&
  1827. (aninfo.flags & (MR_AN_COMPLETE | MR_LINK_OK |
  1828. MR_LP_ADV_FULL_DUPLEX)))
  1829. res = 1;
  1830. return res;
  1831. }
  1832. static void tg3_init_bcm8002(struct tg3 *tp)
  1833. {
  1834. u32 mac_status = tr32(MAC_STATUS);
  1835. int i;
  1836. /* Reset when initting first time or we have a link. */
  1837. if ((tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) &&
  1838. !(mac_status & MAC_STATUS_PCS_SYNCED))
  1839. return;
  1840. /* Set PLL lock range. */
  1841. tg3_writephy(tp, 0x16, 0x8007);
  1842. /* SW reset */
  1843. tg3_writephy(tp, MII_BMCR, BMCR_RESET);
  1844. /* Wait for reset to complete. */
  1845. /* XXX schedule_timeout() ... */
  1846. for (i = 0; i < 500; i++)
  1847. udelay(10);
  1848. /* Config mode; select PMA/Ch 1 regs. */
  1849. tg3_writephy(tp, 0x10, 0x8411);
  1850. /* Enable auto-lock and comdet, select txclk for tx. */
  1851. tg3_writephy(tp, 0x11, 0x0a10);
  1852. tg3_writephy(tp, 0x18, 0x00a0);
  1853. tg3_writephy(tp, 0x16, 0x41ff);
  1854. /* Assert and deassert POR. */
  1855. tg3_writephy(tp, 0x13, 0x0400);
  1856. udelay(40);
  1857. tg3_writephy(tp, 0x13, 0x0000);
  1858. tg3_writephy(tp, 0x11, 0x0a50);
  1859. udelay(40);
  1860. tg3_writephy(tp, 0x11, 0x0a10);
  1861. /* Wait for signal to stabilize */
  1862. /* XXX schedule_timeout() ... */
  1863. for (i = 0; i < 15000; i++)
  1864. udelay(10);
  1865. /* Deselect the channel register so we can read the PHYID
  1866. * later.
  1867. */
  1868. tg3_writephy(tp, 0x10, 0x8011);
  1869. }
  1870. static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
  1871. {
  1872. u32 sg_dig_ctrl, sg_dig_status;
  1873. u32 serdes_cfg, expected_sg_dig_ctrl;
  1874. int workaround, port_a;
  1875. int current_link_up;
  1876. serdes_cfg = 0;
  1877. expected_sg_dig_ctrl = 0;
  1878. workaround = 0;
  1879. port_a = 1;
  1880. current_link_up = 0;
  1881. if (tp->pci_chip_rev_id != CHIPREV_ID_5704_A0 &&
  1882. tp->pci_chip_rev_id != CHIPREV_ID_5704_A1) {
  1883. workaround = 1;
  1884. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  1885. port_a = 0;
  1886. /* preserve bits 0-11,13,14 for signal pre-emphasis */
  1887. /* preserve bits 20-23 for voltage regulator */
  1888. serdes_cfg = tr32(MAC_SERDES_CFG) & 0x00f06fff;
  1889. }
  1890. sg_dig_ctrl = tr32(SG_DIG_CTRL);
  1891. if (tp->link_config.autoneg != AUTONEG_ENABLE) {
  1892. if (sg_dig_ctrl & (1 << 31)) {
  1893. if (workaround) {
  1894. u32 val = serdes_cfg;
  1895. if (port_a)
  1896. val |= 0xc010000;
  1897. else
  1898. val |= 0x4010000;
  1899. tw32_f(MAC_SERDES_CFG, val);
  1900. }
  1901. tw32_f(SG_DIG_CTRL, 0x01388400);
  1902. }
  1903. if (mac_status & MAC_STATUS_PCS_SYNCED) {
  1904. tg3_setup_flow_control(tp, 0, 0);
  1905. current_link_up = 1;
  1906. }
  1907. goto out;
  1908. }
  1909. /* Want auto-negotiation. */
  1910. expected_sg_dig_ctrl = 0x81388400;
  1911. /* Pause capability */
  1912. expected_sg_dig_ctrl |= (1 << 11);
  1913. /* Asymettric pause */
  1914. expected_sg_dig_ctrl |= (1 << 12);
  1915. if (sg_dig_ctrl != expected_sg_dig_ctrl) {
  1916. if (workaround)
  1917. tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000);
  1918. tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | (1 << 30));
  1919. udelay(5);
  1920. tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl);
  1921. tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
  1922. } else if (mac_status & (MAC_STATUS_PCS_SYNCED |
  1923. MAC_STATUS_SIGNAL_DET)) {
  1924. int i;
  1925. /* Giver time to negotiate (~200ms) */
  1926. for (i = 0; i < 40000; i++) {
  1927. sg_dig_status = tr32(SG_DIG_STATUS);
  1928. if (sg_dig_status & (0x3))
  1929. break;
  1930. udelay(5);
  1931. }
  1932. mac_status = tr32(MAC_STATUS);
  1933. if ((sg_dig_status & (1 << 1)) &&
  1934. (mac_status & MAC_STATUS_PCS_SYNCED)) {
  1935. u32 local_adv, remote_adv;
  1936. local_adv = ADVERTISE_PAUSE_CAP;
  1937. remote_adv = 0;
  1938. if (sg_dig_status & (1 << 19))
  1939. remote_adv |= LPA_PAUSE_CAP;
  1940. if (sg_dig_status & (1 << 20))
  1941. remote_adv |= LPA_PAUSE_ASYM;
  1942. tg3_setup_flow_control(tp, local_adv, remote_adv);
  1943. current_link_up = 1;
  1944. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  1945. } else if (!(sg_dig_status & (1 << 1))) {
  1946. if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED)
  1947. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  1948. else {
  1949. if (workaround) {
  1950. u32 val = serdes_cfg;
  1951. if (port_a)
  1952. val |= 0xc010000;
  1953. else
  1954. val |= 0x4010000;
  1955. tw32_f(MAC_SERDES_CFG, val);
  1956. }
  1957. tw32_f(SG_DIG_CTRL, 0x01388400);
  1958. udelay(40);
  1959. /* Link parallel detection - link is up */
  1960. /* only if we have PCS_SYNC and not */
  1961. /* receiving config code words */
  1962. mac_status = tr32(MAC_STATUS);
  1963. if ((mac_status & MAC_STATUS_PCS_SYNCED) &&
  1964. !(mac_status & MAC_STATUS_RCVD_CFG)) {
  1965. tg3_setup_flow_control(tp, 0, 0);
  1966. current_link_up = 1;
  1967. }
  1968. }
  1969. }
  1970. }
  1971. out:
  1972. return current_link_up;
  1973. }
  1974. static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status)
  1975. {
  1976. int current_link_up = 0;
  1977. if (!(mac_status & MAC_STATUS_PCS_SYNCED)) {
  1978. tp->tg3_flags &= ~TG3_FLAG_GOT_SERDES_FLOWCTL;
  1979. goto out;
  1980. }
  1981. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  1982. u32 flags;
  1983. int i;
  1984. if (fiber_autoneg(tp, &flags)) {
  1985. u32 local_adv, remote_adv;
  1986. local_adv = ADVERTISE_PAUSE_CAP;
  1987. remote_adv = 0;
  1988. if (flags & MR_LP_ADV_SYM_PAUSE)
  1989. remote_adv |= LPA_PAUSE_CAP;
  1990. if (flags & MR_LP_ADV_ASYM_PAUSE)
  1991. remote_adv |= LPA_PAUSE_ASYM;
  1992. tg3_setup_flow_control(tp, local_adv, remote_adv);
  1993. tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
  1994. current_link_up = 1;
  1995. }
  1996. for (i = 0; i < 30; i++) {
  1997. udelay(20);
  1998. tw32_f(MAC_STATUS,
  1999. (MAC_STATUS_SYNC_CHANGED |
  2000. MAC_STATUS_CFG_CHANGED));
  2001. udelay(40);
  2002. if ((tr32(MAC_STATUS) &
  2003. (MAC_STATUS_SYNC_CHANGED |
  2004. MAC_STATUS_CFG_CHANGED)) == 0)
  2005. break;
  2006. }
  2007. mac_status = tr32(MAC_STATUS);
  2008. if (current_link_up == 0 &&
  2009. (mac_status & MAC_STATUS_PCS_SYNCED) &&
  2010. !(mac_status & MAC_STATUS_RCVD_CFG))
  2011. current_link_up = 1;
  2012. } else {
  2013. /* Forcing 1000FD link up. */
  2014. current_link_up = 1;
  2015. tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
  2016. tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS));
  2017. udelay(40);
  2018. }
  2019. out:
  2020. return current_link_up;
  2021. }
  2022. static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset)
  2023. {
  2024. u32 orig_pause_cfg;
  2025. u16 orig_active_speed;
  2026. u8 orig_active_duplex;
  2027. u32 mac_status;
  2028. int current_link_up;
  2029. int i;
  2030. orig_pause_cfg =
  2031. (tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
  2032. TG3_FLAG_TX_PAUSE));
  2033. orig_active_speed = tp->link_config.active_speed;
  2034. orig_active_duplex = tp->link_config.active_duplex;
  2035. if (!(tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) &&
  2036. netif_carrier_ok(tp->dev) &&
  2037. (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) {
  2038. mac_status = tr32(MAC_STATUS);
  2039. mac_status &= (MAC_STATUS_PCS_SYNCED |
  2040. MAC_STATUS_SIGNAL_DET |
  2041. MAC_STATUS_CFG_CHANGED |
  2042. MAC_STATUS_RCVD_CFG);
  2043. if (mac_status == (MAC_STATUS_PCS_SYNCED |
  2044. MAC_STATUS_SIGNAL_DET)) {
  2045. tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
  2046. MAC_STATUS_CFG_CHANGED));
  2047. return 0;
  2048. }
  2049. }
  2050. tw32_f(MAC_TX_AUTO_NEG, 0);
  2051. tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX);
  2052. tp->mac_mode |= MAC_MODE_PORT_MODE_TBI;
  2053. tw32_f(MAC_MODE, tp->mac_mode);
  2054. udelay(40);
  2055. if (tp->phy_id == PHY_ID_BCM8002)
  2056. tg3_init_bcm8002(tp);
  2057. /* Enable link change event even when serdes polling. */
  2058. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2059. udelay(40);
  2060. current_link_up = 0;
  2061. mac_status = tr32(MAC_STATUS);
  2062. if (tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG)
  2063. current_link_up = tg3_setup_fiber_hw_autoneg(tp, mac_status);
  2064. else
  2065. current_link_up = tg3_setup_fiber_by_hand(tp, mac_status);
  2066. tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
  2067. tw32_f(MAC_MODE, tp->mac_mode);
  2068. udelay(40);
  2069. tp->hw_status->status =
  2070. (SD_STATUS_UPDATED |
  2071. (tp->hw_status->status & ~SD_STATUS_LINK_CHG));
  2072. for (i = 0; i < 100; i++) {
  2073. tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
  2074. MAC_STATUS_CFG_CHANGED));
  2075. udelay(5);
  2076. if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED |
  2077. MAC_STATUS_CFG_CHANGED)) == 0)
  2078. break;
  2079. }
  2080. mac_status = tr32(MAC_STATUS);
  2081. if ((mac_status & MAC_STATUS_PCS_SYNCED) == 0) {
  2082. current_link_up = 0;
  2083. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2084. tw32_f(MAC_MODE, (tp->mac_mode |
  2085. MAC_MODE_SEND_CONFIGS));
  2086. udelay(1);
  2087. tw32_f(MAC_MODE, tp->mac_mode);
  2088. }
  2089. }
  2090. if (current_link_up == 1) {
  2091. tp->link_config.active_speed = SPEED_1000;
  2092. tp->link_config.active_duplex = DUPLEX_FULL;
  2093. tw32(MAC_LED_CTRL, (tp->led_ctrl |
  2094. LED_CTRL_LNKLED_OVERRIDE |
  2095. LED_CTRL_1000MBPS_ON));
  2096. } else {
  2097. tp->link_config.active_speed = SPEED_INVALID;
  2098. tp->link_config.active_duplex = DUPLEX_INVALID;
  2099. tw32(MAC_LED_CTRL, (tp->led_ctrl |
  2100. LED_CTRL_LNKLED_OVERRIDE |
  2101. LED_CTRL_TRAFFIC_OVERRIDE));
  2102. }
  2103. if (current_link_up != netif_carrier_ok(tp->dev)) {
  2104. if (current_link_up)
  2105. netif_carrier_on(tp->dev);
  2106. else
  2107. netif_carrier_off(tp->dev);
  2108. tg3_link_report(tp);
  2109. } else {
  2110. u32 now_pause_cfg =
  2111. tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
  2112. TG3_FLAG_TX_PAUSE);
  2113. if (orig_pause_cfg != now_pause_cfg ||
  2114. orig_active_speed != tp->link_config.active_speed ||
  2115. orig_active_duplex != tp->link_config.active_duplex)
  2116. tg3_link_report(tp);
  2117. }
  2118. return 0;
  2119. }
  2120. static int tg3_setup_phy(struct tg3 *tp, int force_reset)
  2121. {
  2122. int err;
  2123. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  2124. err = tg3_setup_fiber_phy(tp, force_reset);
  2125. } else {
  2126. err = tg3_setup_copper_phy(tp, force_reset);
  2127. }
  2128. if (tp->link_config.active_speed == SPEED_1000 &&
  2129. tp->link_config.active_duplex == DUPLEX_HALF)
  2130. tw32(MAC_TX_LENGTHS,
  2131. ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  2132. (6 << TX_LENGTHS_IPG_SHIFT) |
  2133. (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
  2134. else
  2135. tw32(MAC_TX_LENGTHS,
  2136. ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  2137. (6 << TX_LENGTHS_IPG_SHIFT) |
  2138. (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));
  2139. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  2140. if (netif_carrier_ok(tp->dev)) {
  2141. tw32(HOSTCC_STAT_COAL_TICKS,
  2142. tp->coal.stats_block_coalesce_usecs);
  2143. } else {
  2144. tw32(HOSTCC_STAT_COAL_TICKS, 0);
  2145. }
  2146. }
  2147. return err;
  2148. }
  2149. /* Tigon3 never reports partial packet sends. So we do not
  2150. * need special logic to handle SKBs that have not had all
  2151. * of their frags sent yet, like SunGEM does.
  2152. */
  2153. static void tg3_tx(struct tg3 *tp)
  2154. {
  2155. u32 hw_idx = tp->hw_status->idx[0].tx_consumer;
  2156. u32 sw_idx = tp->tx_cons;
  2157. while (sw_idx != hw_idx) {
  2158. struct tx_ring_info *ri = &tp->tx_buffers[sw_idx];
  2159. struct sk_buff *skb = ri->skb;
  2160. int i;
  2161. if (unlikely(skb == NULL))
  2162. BUG();
  2163. pci_unmap_single(tp->pdev,
  2164. pci_unmap_addr(ri, mapping),
  2165. skb_headlen(skb),
  2166. PCI_DMA_TODEVICE);
  2167. ri->skb = NULL;
  2168. sw_idx = NEXT_TX(sw_idx);
  2169. for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
  2170. if (unlikely(sw_idx == hw_idx))
  2171. BUG();
  2172. ri = &tp->tx_buffers[sw_idx];
  2173. if (unlikely(ri->skb != NULL))
  2174. BUG();
  2175. pci_unmap_page(tp->pdev,
  2176. pci_unmap_addr(ri, mapping),
  2177. skb_shinfo(skb)->frags[i].size,
  2178. PCI_DMA_TODEVICE);
  2179. sw_idx = NEXT_TX(sw_idx);
  2180. }
  2181. dev_kfree_skb_irq(skb);
  2182. }
  2183. tp->tx_cons = sw_idx;
  2184. if (netif_queue_stopped(tp->dev) &&
  2185. (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH))
  2186. netif_wake_queue(tp->dev);
  2187. }
  2188. /* Returns size of skb allocated or < 0 on error.
  2189. *
  2190. * We only need to fill in the address because the other members
  2191. * of the RX descriptor are invariant, see tg3_init_rings.
  2192. *
  2193. * Note the purposeful assymetry of cpu vs. chip accesses. For
  2194. * posting buffers we only dirty the first cache line of the RX
  2195. * descriptor (containing the address). Whereas for the RX status
  2196. * buffers the cpu only reads the last cacheline of the RX descriptor
  2197. * (to fetch the error flags, vlan tag, checksum, and opaque cookie).
  2198. */
  2199. static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
  2200. int src_idx, u32 dest_idx_unmasked)
  2201. {
  2202. struct tg3_rx_buffer_desc *desc;
  2203. struct ring_info *map, *src_map;
  2204. struct sk_buff *skb;
  2205. dma_addr_t mapping;
  2206. int skb_size, dest_idx;
  2207. src_map = NULL;
  2208. switch (opaque_key) {
  2209. case RXD_OPAQUE_RING_STD:
  2210. dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
  2211. desc = &tp->rx_std[dest_idx];
  2212. map = &tp->rx_std_buffers[dest_idx];
  2213. if (src_idx >= 0)
  2214. src_map = &tp->rx_std_buffers[src_idx];
  2215. skb_size = RX_PKT_BUF_SZ;
  2216. break;
  2217. case RXD_OPAQUE_RING_JUMBO:
  2218. dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
  2219. desc = &tp->rx_jumbo[dest_idx];
  2220. map = &tp->rx_jumbo_buffers[dest_idx];
  2221. if (src_idx >= 0)
  2222. src_map = &tp->rx_jumbo_buffers[src_idx];
  2223. skb_size = RX_JUMBO_PKT_BUF_SZ;
  2224. break;
  2225. default:
  2226. return -EINVAL;
  2227. };
  2228. /* Do not overwrite any of the map or rp information
  2229. * until we are sure we can commit to a new buffer.
  2230. *
  2231. * Callers depend upon this behavior and assume that
  2232. * we leave everything unchanged if we fail.
  2233. */
  2234. skb = dev_alloc_skb(skb_size);
  2235. if (skb == NULL)
  2236. return -ENOMEM;
  2237. skb->dev = tp->dev;
  2238. skb_reserve(skb, tp->rx_offset);
  2239. mapping = pci_map_single(tp->pdev, skb->data,
  2240. skb_size - tp->rx_offset,
  2241. PCI_DMA_FROMDEVICE);
  2242. map->skb = skb;
  2243. pci_unmap_addr_set(map, mapping, mapping);
  2244. if (src_map != NULL)
  2245. src_map->skb = NULL;
  2246. desc->addr_hi = ((u64)mapping >> 32);
  2247. desc->addr_lo = ((u64)mapping & 0xffffffff);
  2248. return skb_size;
  2249. }
  2250. /* We only need to move over in the address because the other
  2251. * members of the RX descriptor are invariant. See notes above
  2252. * tg3_alloc_rx_skb for full details.
  2253. */
  2254. static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
  2255. int src_idx, u32 dest_idx_unmasked)
  2256. {
  2257. struct tg3_rx_buffer_desc *src_desc, *dest_desc;
  2258. struct ring_info *src_map, *dest_map;
  2259. int dest_idx;
  2260. switch (opaque_key) {
  2261. case RXD_OPAQUE_RING_STD:
  2262. dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
  2263. dest_desc = &tp->rx_std[dest_idx];
  2264. dest_map = &tp->rx_std_buffers[dest_idx];
  2265. src_desc = &tp->rx_std[src_idx];
  2266. src_map = &tp->rx_std_buffers[src_idx];
  2267. break;
  2268. case RXD_OPAQUE_RING_JUMBO:
  2269. dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
  2270. dest_desc = &tp->rx_jumbo[dest_idx];
  2271. dest_map = &tp->rx_jumbo_buffers[dest_idx];
  2272. src_desc = &tp->rx_jumbo[src_idx];
  2273. src_map = &tp->rx_jumbo_buffers[src_idx];
  2274. break;
  2275. default:
  2276. return;
  2277. };
  2278. dest_map->skb = src_map->skb;
  2279. pci_unmap_addr_set(dest_map, mapping,
  2280. pci_unmap_addr(src_map, mapping));
  2281. dest_desc->addr_hi = src_desc->addr_hi;
  2282. dest_desc->addr_lo = src_desc->addr_lo;
  2283. src_map->skb = NULL;
  2284. }
  2285. #if TG3_VLAN_TAG_USED
  2286. static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag)
  2287. {
  2288. return vlan_hwaccel_receive_skb(skb, tp->vlgrp, vlan_tag);
  2289. }
  2290. #endif
  2291. /* The RX ring scheme is composed of multiple rings which post fresh
  2292. * buffers to the chip, and one special ring the chip uses to report
  2293. * status back to the host.
  2294. *
  2295. * The special ring reports the status of received packets to the
  2296. * host. The chip does not write into the original descriptor the
  2297. * RX buffer was obtained from. The chip simply takes the original
  2298. * descriptor as provided by the host, updates the status and length
  2299. * field, then writes this into the next status ring entry.
  2300. *
  2301. * Each ring the host uses to post buffers to the chip is described
  2302. * by a TG3_BDINFO entry in the chips SRAM area. When a packet arrives,
  2303. * it is first placed into the on-chip ram. When the packet's length
  2304. * is known, it walks down the TG3_BDINFO entries to select the ring.
  2305. * Each TG3_BDINFO specifies a MAXLEN field and the first TG3_BDINFO
  2306. * which is within the range of the new packet's length is chosen.
  2307. *
  2308. * The "separate ring for rx status" scheme may sound queer, but it makes
  2309. * sense from a cache coherency perspective. If only the host writes
  2310. * to the buffer post rings, and only the chip writes to the rx status
  2311. * rings, then cache lines never move beyond shared-modified state.
  2312. * If both the host and chip were to write into the same ring, cache line
  2313. * eviction could occur since both entities want it in an exclusive state.
  2314. */
  2315. static int tg3_rx(struct tg3 *tp, int budget)
  2316. {
  2317. u32 work_mask;
  2318. u32 sw_idx = tp->rx_rcb_ptr;
  2319. u16 hw_idx;
  2320. int received;
  2321. hw_idx = tp->hw_status->idx[0].rx_producer;
  2322. /*
  2323. * We need to order the read of hw_idx and the read of
  2324. * the opaque cookie.
  2325. */
  2326. rmb();
  2327. work_mask = 0;
  2328. received = 0;
  2329. while (sw_idx != hw_idx && budget > 0) {
  2330. struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx];
  2331. unsigned int len;
  2332. struct sk_buff *skb;
  2333. dma_addr_t dma_addr;
  2334. u32 opaque_key, desc_idx, *post_ptr;
  2335. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  2336. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  2337. if (opaque_key == RXD_OPAQUE_RING_STD) {
  2338. dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx],
  2339. mapping);
  2340. skb = tp->rx_std_buffers[desc_idx].skb;
  2341. post_ptr = &tp->rx_std_ptr;
  2342. } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
  2343. dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx],
  2344. mapping);
  2345. skb = tp->rx_jumbo_buffers[desc_idx].skb;
  2346. post_ptr = &tp->rx_jumbo_ptr;
  2347. }
  2348. else {
  2349. goto next_pkt_nopost;
  2350. }
  2351. work_mask |= opaque_key;
  2352. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  2353. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) {
  2354. drop_it:
  2355. tg3_recycle_rx(tp, opaque_key,
  2356. desc_idx, *post_ptr);
  2357. drop_it_no_recycle:
  2358. /* Other statistics kept track of by card. */
  2359. tp->net_stats.rx_dropped++;
  2360. goto next_pkt;
  2361. }
  2362. len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */
  2363. if (len > RX_COPY_THRESHOLD
  2364. && tp->rx_offset == 2
  2365. /* rx_offset != 2 iff this is a 5701 card running
  2366. * in PCI-X mode [see tg3_get_invariants()] */
  2367. ) {
  2368. int skb_size;
  2369. skb_size = tg3_alloc_rx_skb(tp, opaque_key,
  2370. desc_idx, *post_ptr);
  2371. if (skb_size < 0)
  2372. goto drop_it;
  2373. pci_unmap_single(tp->pdev, dma_addr,
  2374. skb_size - tp->rx_offset,
  2375. PCI_DMA_FROMDEVICE);
  2376. skb_put(skb, len);
  2377. } else {
  2378. struct sk_buff *copy_skb;
  2379. tg3_recycle_rx(tp, opaque_key,
  2380. desc_idx, *post_ptr);
  2381. copy_skb = dev_alloc_skb(len + 2);
  2382. if (copy_skb == NULL)
  2383. goto drop_it_no_recycle;
  2384. copy_skb->dev = tp->dev;
  2385. skb_reserve(copy_skb, 2);
  2386. skb_put(copy_skb, len);
  2387. pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
  2388. memcpy(copy_skb->data, skb->data, len);
  2389. pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
  2390. /* We'll reuse the original ring buffer. */
  2391. skb = copy_skb;
  2392. }
  2393. if ((tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) &&
  2394. (desc->type_flags & RXD_FLAG_TCPUDP_CSUM) &&
  2395. (((desc->ip_tcp_csum & RXD_TCPCSUM_MASK)
  2396. >> RXD_TCPCSUM_SHIFT) == 0xffff))
  2397. skb->ip_summed = CHECKSUM_UNNECESSARY;
  2398. else
  2399. skb->ip_summed = CHECKSUM_NONE;
  2400. skb->protocol = eth_type_trans(skb, tp->dev);
  2401. #if TG3_VLAN_TAG_USED
  2402. if (tp->vlgrp != NULL &&
  2403. desc->type_flags & RXD_FLAG_VLAN) {
  2404. tg3_vlan_rx(tp, skb,
  2405. desc->err_vlan & RXD_VLAN_MASK);
  2406. } else
  2407. #endif
  2408. netif_receive_skb(skb);
  2409. tp->dev->last_rx = jiffies;
  2410. received++;
  2411. budget--;
  2412. next_pkt:
  2413. (*post_ptr)++;
  2414. next_pkt_nopost:
  2415. sw_idx++;
  2416. sw_idx %= TG3_RX_RCB_RING_SIZE(tp);
  2417. /* Refresh hw_idx to see if there is new work */
  2418. if (sw_idx == hw_idx) {
  2419. hw_idx = tp->hw_status->idx[0].rx_producer;
  2420. rmb();
  2421. }
  2422. }
  2423. /* ACK the status ring. */
  2424. tp->rx_rcb_ptr = sw_idx;
  2425. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx);
  2426. /* Refill RX ring(s). */
  2427. if (work_mask & RXD_OPAQUE_RING_STD) {
  2428. sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE;
  2429. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  2430. sw_idx);
  2431. }
  2432. if (work_mask & RXD_OPAQUE_RING_JUMBO) {
  2433. sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE;
  2434. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  2435. sw_idx);
  2436. }
  2437. mmiowb();
  2438. return received;
  2439. }
  2440. static int tg3_poll(struct net_device *netdev, int *budget)
  2441. {
  2442. struct tg3 *tp = netdev_priv(netdev);
  2443. struct tg3_hw_status *sblk = tp->hw_status;
  2444. unsigned long flags;
  2445. int done;
  2446. spin_lock_irqsave(&tp->lock, flags);
  2447. /* handle link change and other phy events */
  2448. if (!(tp->tg3_flags &
  2449. (TG3_FLAG_USE_LINKCHG_REG |
  2450. TG3_FLAG_POLL_SERDES))) {
  2451. if (sblk->status & SD_STATUS_LINK_CHG) {
  2452. sblk->status = SD_STATUS_UPDATED |
  2453. (sblk->status & ~SD_STATUS_LINK_CHG);
  2454. tg3_setup_phy(tp, 0);
  2455. }
  2456. }
  2457. /* run TX completion thread */
  2458. if (sblk->idx[0].tx_consumer != tp->tx_cons) {
  2459. spin_lock(&tp->tx_lock);
  2460. tg3_tx(tp);
  2461. spin_unlock(&tp->tx_lock);
  2462. }
  2463. spin_unlock_irqrestore(&tp->lock, flags);
  2464. /* run RX thread, within the bounds set by NAPI.
  2465. * All RX "locking" is done by ensuring outside
  2466. * code synchronizes with dev->poll()
  2467. */
  2468. if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) {
  2469. int orig_budget = *budget;
  2470. int work_done;
  2471. if (orig_budget > netdev->quota)
  2472. orig_budget = netdev->quota;
  2473. work_done = tg3_rx(tp, orig_budget);
  2474. *budget -= work_done;
  2475. netdev->quota -= work_done;
  2476. }
  2477. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  2478. tp->last_tag = sblk->status_tag;
  2479. rmb();
  2480. /* if no more work, tell net stack and NIC we're done */
  2481. done = !tg3_has_work(tp);
  2482. if (done) {
  2483. spin_lock_irqsave(&tp->lock, flags);
  2484. __netif_rx_complete(netdev);
  2485. tg3_restart_ints(tp);
  2486. spin_unlock_irqrestore(&tp->lock, flags);
  2487. }
  2488. return (done ? 0 : 1);
  2489. }
  2490. /* MSI ISR - No need to check for interrupt sharing and no need to
  2491. * flush status block and interrupt mailbox. PCI ordering rules
  2492. * guarantee that MSI will arrive after the status block.
  2493. */
  2494. static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs)
  2495. {
  2496. struct net_device *dev = dev_id;
  2497. struct tg3 *tp = netdev_priv(dev);
  2498. struct tg3_hw_status *sblk = tp->hw_status;
  2499. unsigned long flags;
  2500. spin_lock_irqsave(&tp->lock, flags);
  2501. /*
  2502. * Writing any value to intr-mbox-0 clears PCI INTA# and
  2503. * chip-internal interrupt pending events.
  2504. * Writing non-zero to intr-mbox-0 additional tells the
  2505. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2506. * event coalescing.
  2507. */
  2508. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
  2509. tp->last_tag = sblk->status_tag;
  2510. sblk->status &= ~SD_STATUS_UPDATED;
  2511. if (likely(tg3_has_work(tp)))
  2512. netif_rx_schedule(dev); /* schedule NAPI poll */
  2513. else {
  2514. /* No work, re-enable interrupts. */
  2515. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2516. tp->last_tag << 24);
  2517. }
  2518. spin_unlock_irqrestore(&tp->lock, flags);
  2519. return IRQ_RETVAL(1);
  2520. }
  2521. static irqreturn_t tg3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
  2522. {
  2523. struct net_device *dev = dev_id;
  2524. struct tg3 *tp = netdev_priv(dev);
  2525. struct tg3_hw_status *sblk = tp->hw_status;
  2526. unsigned long flags;
  2527. unsigned int handled = 1;
  2528. spin_lock_irqsave(&tp->lock, flags);
  2529. /* In INTx mode, it is possible for the interrupt to arrive at
  2530. * the CPU before the status block posted prior to the interrupt.
  2531. * Reading the PCI State register will confirm whether the
  2532. * interrupt is ours and will flush the status block.
  2533. */
  2534. if ((sblk->status & SD_STATUS_UPDATED) ||
  2535. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  2536. /*
  2537. * Writing any value to intr-mbox-0 clears PCI INTA# and
  2538. * chip-internal interrupt pending events.
  2539. * Writing non-zero to intr-mbox-0 additional tells the
  2540. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2541. * event coalescing.
  2542. */
  2543. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2544. 0x00000001);
  2545. sblk->status &= ~SD_STATUS_UPDATED;
  2546. if (likely(tg3_has_work(tp)))
  2547. netif_rx_schedule(dev); /* schedule NAPI poll */
  2548. else {
  2549. /* No work, shared interrupt perhaps? re-enable
  2550. * interrupts, and flush that PCI write
  2551. */
  2552. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2553. 0x00000000);
  2554. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  2555. }
  2556. } else { /* shared interrupt */
  2557. handled = 0;
  2558. }
  2559. spin_unlock_irqrestore(&tp->lock, flags);
  2560. return IRQ_RETVAL(handled);
  2561. }
  2562. static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id, struct pt_regs *regs)
  2563. {
  2564. struct net_device *dev = dev_id;
  2565. struct tg3 *tp = netdev_priv(dev);
  2566. struct tg3_hw_status *sblk = tp->hw_status;
  2567. unsigned long flags;
  2568. unsigned int handled = 1;
  2569. spin_lock_irqsave(&tp->lock, flags);
  2570. /* In INTx mode, it is possible for the interrupt to arrive at
  2571. * the CPU before the status block posted prior to the interrupt.
  2572. * Reading the PCI State register will confirm whether the
  2573. * interrupt is ours and will flush the status block.
  2574. */
  2575. if ((sblk->status & SD_STATUS_UPDATED) ||
  2576. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  2577. /*
  2578. * writing any value to intr-mbox-0 clears PCI INTA# and
  2579. * chip-internal interrupt pending events.
  2580. * writing non-zero to intr-mbox-0 additional tells the
  2581. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2582. * event coalescing.
  2583. */
  2584. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2585. 0x00000001);
  2586. tp->last_tag = sblk->status_tag;
  2587. sblk->status &= ~SD_STATUS_UPDATED;
  2588. if (likely(tg3_has_work(tp)))
  2589. netif_rx_schedule(dev); /* schedule NAPI poll */
  2590. else {
  2591. /* no work, shared interrupt perhaps? re-enable
  2592. * interrupts, and flush that PCI write
  2593. */
  2594. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2595. tp->last_tag << 24);
  2596. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  2597. }
  2598. } else { /* shared interrupt */
  2599. handled = 0;
  2600. }
  2601. spin_unlock_irqrestore(&tp->lock, flags);
  2602. return IRQ_RETVAL(handled);
  2603. }
  2604. /* ISR for interrupt test */
  2605. static irqreturn_t tg3_test_isr(int irq, void *dev_id,
  2606. struct pt_regs *regs)
  2607. {
  2608. struct net_device *dev = dev_id;
  2609. struct tg3 *tp = netdev_priv(dev);
  2610. struct tg3_hw_status *sblk = tp->hw_status;
  2611. if (sblk->status & SD_STATUS_UPDATED) {
  2612. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2613. 0x00000001);
  2614. return IRQ_RETVAL(1);
  2615. }
  2616. return IRQ_RETVAL(0);
  2617. }
  2618. static int tg3_init_hw(struct tg3 *);
  2619. static int tg3_halt(struct tg3 *, int, int);
  2620. #ifdef CONFIG_NET_POLL_CONTROLLER
  2621. static void tg3_poll_controller(struct net_device *dev)
  2622. {
  2623. struct tg3 *tp = netdev_priv(dev);
  2624. tg3_interrupt(tp->pdev->irq, dev, NULL);
  2625. }
  2626. #endif
  2627. static void tg3_reset_task(void *_data)
  2628. {
  2629. struct tg3 *tp = _data;
  2630. unsigned int restart_timer;
  2631. tg3_netif_stop(tp);
  2632. spin_lock_irq(&tp->lock);
  2633. spin_lock(&tp->tx_lock);
  2634. restart_timer = tp->tg3_flags2 & TG3_FLG2_RESTART_TIMER;
  2635. tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
  2636. tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
  2637. tg3_init_hw(tp);
  2638. tg3_netif_start(tp);
  2639. spin_unlock(&tp->tx_lock);
  2640. spin_unlock_irq(&tp->lock);
  2641. if (restart_timer)
  2642. mod_timer(&tp->timer, jiffies + 1);
  2643. }
  2644. static void tg3_tx_timeout(struct net_device *dev)
  2645. {
  2646. struct tg3 *tp = netdev_priv(dev);
  2647. printk(KERN_ERR PFX "%s: transmit timed out, resetting\n",
  2648. dev->name);
  2649. schedule_work(&tp->reset_task);
  2650. }
  2651. static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
  2652. static int tigon3_4gb_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
  2653. u32 guilty_entry, int guilty_len,
  2654. u32 last_plus_one, u32 *start, u32 mss)
  2655. {
  2656. struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC);
  2657. dma_addr_t new_addr;
  2658. u32 entry = *start;
  2659. int i;
  2660. if (!new_skb) {
  2661. dev_kfree_skb(skb);
  2662. return -1;
  2663. }
  2664. /* New SKB is guaranteed to be linear. */
  2665. entry = *start;
  2666. new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len,
  2667. PCI_DMA_TODEVICE);
  2668. tg3_set_txd(tp, entry, new_addr, new_skb->len,
  2669. (skb->ip_summed == CHECKSUM_HW) ?
  2670. TXD_FLAG_TCPUDP_CSUM : 0, 1 | (mss << 1));
  2671. *start = NEXT_TX(entry);
  2672. /* Now clean up the sw ring entries. */
  2673. i = 0;
  2674. while (entry != last_plus_one) {
  2675. int len;
  2676. if (i == 0)
  2677. len = skb_headlen(skb);
  2678. else
  2679. len = skb_shinfo(skb)->frags[i-1].size;
  2680. pci_unmap_single(tp->pdev,
  2681. pci_unmap_addr(&tp->tx_buffers[entry], mapping),
  2682. len, PCI_DMA_TODEVICE);
  2683. if (i == 0) {
  2684. tp->tx_buffers[entry].skb = new_skb;
  2685. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, new_addr);
  2686. } else {
  2687. tp->tx_buffers[entry].skb = NULL;
  2688. }
  2689. entry = NEXT_TX(entry);
  2690. i++;
  2691. }
  2692. dev_kfree_skb(skb);
  2693. return 0;
  2694. }
  2695. static void tg3_set_txd(struct tg3 *tp, int entry,
  2696. dma_addr_t mapping, int len, u32 flags,
  2697. u32 mss_and_is_end)
  2698. {
  2699. struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry];
  2700. int is_end = (mss_and_is_end & 0x1);
  2701. u32 mss = (mss_and_is_end >> 1);
  2702. u32 vlan_tag = 0;
  2703. if (is_end)
  2704. flags |= TXD_FLAG_END;
  2705. if (flags & TXD_FLAG_VLAN) {
  2706. vlan_tag = flags >> 16;
  2707. flags &= 0xffff;
  2708. }
  2709. vlan_tag |= (mss << TXD_MSS_SHIFT);
  2710. txd->addr_hi = ((u64) mapping >> 32);
  2711. txd->addr_lo = ((u64) mapping & 0xffffffff);
  2712. txd->len_flags = (len << TXD_LEN_SHIFT) | flags;
  2713. txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT;
  2714. }
  2715. static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
  2716. {
  2717. u32 base = (u32) mapping & 0xffffffff;
  2718. return ((base > 0xffffdcc0) &&
  2719. (base + len + 8 < base));
  2720. }
  2721. static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
  2722. {
  2723. struct tg3 *tp = netdev_priv(dev);
  2724. dma_addr_t mapping;
  2725. unsigned int i;
  2726. u32 len, entry, base_flags, mss;
  2727. int would_hit_hwbug;
  2728. unsigned long flags;
  2729. len = skb_headlen(skb);
  2730. /* No BH disabling for tx_lock here. We are running in BH disabled
  2731. * context and TX reclaim runs via tp->poll inside of a software
  2732. * interrupt. Rejoice!
  2733. *
  2734. * Actually, things are not so simple. If we are to take a hw
  2735. * IRQ here, we can deadlock, consider:
  2736. *
  2737. * CPU1 CPU2
  2738. * tg3_start_xmit
  2739. * take tp->tx_lock
  2740. * tg3_timer
  2741. * take tp->lock
  2742. * tg3_interrupt
  2743. * spin on tp->lock
  2744. * spin on tp->tx_lock
  2745. *
  2746. * So we really do need to disable interrupts when taking
  2747. * tx_lock here.
  2748. */
  2749. local_irq_save(flags);
  2750. if (!spin_trylock(&tp->tx_lock)) {
  2751. local_irq_restore(flags);
  2752. return NETDEV_TX_LOCKED;
  2753. }
  2754. /* This is a hard error, log it. */
  2755. if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
  2756. netif_stop_queue(dev);
  2757. spin_unlock_irqrestore(&tp->tx_lock, flags);
  2758. printk(KERN_ERR PFX "%s: BUG! Tx Ring full when queue awake!\n",
  2759. dev->name);
  2760. return NETDEV_TX_BUSY;
  2761. }
  2762. entry = tp->tx_prod;
  2763. base_flags = 0;
  2764. if (skb->ip_summed == CHECKSUM_HW)
  2765. base_flags |= TXD_FLAG_TCPUDP_CSUM;
  2766. #if TG3_TSO_SUPPORT != 0
  2767. mss = 0;
  2768. if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
  2769. (mss = skb_shinfo(skb)->tso_size) != 0) {
  2770. int tcp_opt_len, ip_tcp_len;
  2771. if (skb_header_cloned(skb) &&
  2772. pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
  2773. dev_kfree_skb(skb);
  2774. goto out_unlock;
  2775. }
  2776. tcp_opt_len = ((skb->h.th->doff - 5) * 4);
  2777. ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr);
  2778. base_flags |= (TXD_FLAG_CPU_PRE_DMA |
  2779. TXD_FLAG_CPU_POST_DMA);
  2780. skb->nh.iph->check = 0;
  2781. skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len);
  2782. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  2783. skb->h.th->check = 0;
  2784. base_flags &= ~TXD_FLAG_TCPUDP_CSUM;
  2785. }
  2786. else {
  2787. skb->h.th->check =
  2788. ~csum_tcpudp_magic(skb->nh.iph->saddr,
  2789. skb->nh.iph->daddr,
  2790. 0, IPPROTO_TCP, 0);
  2791. }
  2792. if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) ||
  2793. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
  2794. if (tcp_opt_len || skb->nh.iph->ihl > 5) {
  2795. int tsflags;
  2796. tsflags = ((skb->nh.iph->ihl - 5) +
  2797. (tcp_opt_len >> 2));
  2798. mss |= (tsflags << 11);
  2799. }
  2800. } else {
  2801. if (tcp_opt_len || skb->nh.iph->ihl > 5) {
  2802. int tsflags;
  2803. tsflags = ((skb->nh.iph->ihl - 5) +
  2804. (tcp_opt_len >> 2));
  2805. base_flags |= tsflags << 12;
  2806. }
  2807. }
  2808. }
  2809. #else
  2810. mss = 0;
  2811. #endif
  2812. #if TG3_VLAN_TAG_USED
  2813. if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
  2814. base_flags |= (TXD_FLAG_VLAN |
  2815. (vlan_tx_tag_get(skb) << 16));
  2816. #endif
  2817. /* Queue skb data, a.k.a. the main skb fragment. */
  2818. mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE);
  2819. tp->tx_buffers[entry].skb = skb;
  2820. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  2821. would_hit_hwbug = 0;
  2822. if (tg3_4g_overflow_test(mapping, len))
  2823. would_hit_hwbug = entry + 1;
  2824. tg3_set_txd(tp, entry, mapping, len, base_flags,
  2825. (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
  2826. entry = NEXT_TX(entry);
  2827. /* Now loop through additional data fragments, and queue them. */
  2828. if (skb_shinfo(skb)->nr_frags > 0) {
  2829. unsigned int i, last;
  2830. last = skb_shinfo(skb)->nr_frags - 1;
  2831. for (i = 0; i <= last; i++) {
  2832. skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
  2833. len = frag->size;
  2834. mapping = pci_map_page(tp->pdev,
  2835. frag->page,
  2836. frag->page_offset,
  2837. len, PCI_DMA_TODEVICE);
  2838. tp->tx_buffers[entry].skb = NULL;
  2839. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  2840. if (tg3_4g_overflow_test(mapping, len)) {
  2841. /* Only one should match. */
  2842. if (would_hit_hwbug)
  2843. BUG();
  2844. would_hit_hwbug = entry + 1;
  2845. }
  2846. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  2847. tg3_set_txd(tp, entry, mapping, len,
  2848. base_flags, (i == last)|(mss << 1));
  2849. else
  2850. tg3_set_txd(tp, entry, mapping, len,
  2851. base_flags, (i == last));
  2852. entry = NEXT_TX(entry);
  2853. }
  2854. }
  2855. if (would_hit_hwbug) {
  2856. u32 last_plus_one = entry;
  2857. u32 start;
  2858. unsigned int len = 0;
  2859. would_hit_hwbug -= 1;
  2860. entry = entry - 1 - skb_shinfo(skb)->nr_frags;
  2861. entry &= (TG3_TX_RING_SIZE - 1);
  2862. start = entry;
  2863. i = 0;
  2864. while (entry != last_plus_one) {
  2865. if (i == 0)
  2866. len = skb_headlen(skb);
  2867. else
  2868. len = skb_shinfo(skb)->frags[i-1].size;
  2869. if (entry == would_hit_hwbug)
  2870. break;
  2871. i++;
  2872. entry = NEXT_TX(entry);
  2873. }
  2874. /* If the workaround fails due to memory/mapping
  2875. * failure, silently drop this packet.
  2876. */
  2877. if (tigon3_4gb_hwbug_workaround(tp, skb,
  2878. entry, len,
  2879. last_plus_one,
  2880. &start, mss))
  2881. goto out_unlock;
  2882. entry = start;
  2883. }
  2884. /* Packets are ready, update Tx producer idx local and on card. */
  2885. tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
  2886. tp->tx_prod = entry;
  2887. if (TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1))
  2888. netif_stop_queue(dev);
  2889. out_unlock:
  2890. mmiowb();
  2891. spin_unlock_irqrestore(&tp->tx_lock, flags);
  2892. dev->trans_start = jiffies;
  2893. return NETDEV_TX_OK;
  2894. }
  2895. static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp,
  2896. int new_mtu)
  2897. {
  2898. dev->mtu = new_mtu;
  2899. if (new_mtu > ETH_DATA_LEN)
  2900. tp->tg3_flags |= TG3_FLAG_JUMBO_ENABLE;
  2901. else
  2902. tp->tg3_flags &= ~TG3_FLAG_JUMBO_ENABLE;
  2903. }
  2904. static int tg3_change_mtu(struct net_device *dev, int new_mtu)
  2905. {
  2906. struct tg3 *tp = netdev_priv(dev);
  2907. if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp))
  2908. return -EINVAL;
  2909. if (!netif_running(dev)) {
  2910. /* We'll just catch it later when the
  2911. * device is up'd.
  2912. */
  2913. tg3_set_mtu(dev, tp, new_mtu);
  2914. return 0;
  2915. }
  2916. tg3_netif_stop(tp);
  2917. spin_lock_irq(&tp->lock);
  2918. spin_lock(&tp->tx_lock);
  2919. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  2920. tg3_set_mtu(dev, tp, new_mtu);
  2921. tg3_init_hw(tp);
  2922. tg3_netif_start(tp);
  2923. spin_unlock(&tp->tx_lock);
  2924. spin_unlock_irq(&tp->lock);
  2925. return 0;
  2926. }
  2927. /* Free up pending packets in all rx/tx rings.
  2928. *
  2929. * The chip has been shut down and the driver detached from
  2930. * the networking, so no interrupts or new tx packets will
  2931. * end up in the driver. tp->{tx,}lock is not held and we are not
  2932. * in an interrupt context and thus may sleep.
  2933. */
  2934. static void tg3_free_rings(struct tg3 *tp)
  2935. {
  2936. struct ring_info *rxp;
  2937. int i;
  2938. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  2939. rxp = &tp->rx_std_buffers[i];
  2940. if (rxp->skb == NULL)
  2941. continue;
  2942. pci_unmap_single(tp->pdev,
  2943. pci_unmap_addr(rxp, mapping),
  2944. RX_PKT_BUF_SZ - tp->rx_offset,
  2945. PCI_DMA_FROMDEVICE);
  2946. dev_kfree_skb_any(rxp->skb);
  2947. rxp->skb = NULL;
  2948. }
  2949. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  2950. rxp = &tp->rx_jumbo_buffers[i];
  2951. if (rxp->skb == NULL)
  2952. continue;
  2953. pci_unmap_single(tp->pdev,
  2954. pci_unmap_addr(rxp, mapping),
  2955. RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
  2956. PCI_DMA_FROMDEVICE);
  2957. dev_kfree_skb_any(rxp->skb);
  2958. rxp->skb = NULL;
  2959. }
  2960. for (i = 0; i < TG3_TX_RING_SIZE; ) {
  2961. struct tx_ring_info *txp;
  2962. struct sk_buff *skb;
  2963. int j;
  2964. txp = &tp->tx_buffers[i];
  2965. skb = txp->skb;
  2966. if (skb == NULL) {
  2967. i++;
  2968. continue;
  2969. }
  2970. pci_unmap_single(tp->pdev,
  2971. pci_unmap_addr(txp, mapping),
  2972. skb_headlen(skb),
  2973. PCI_DMA_TODEVICE);
  2974. txp->skb = NULL;
  2975. i++;
  2976. for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) {
  2977. txp = &tp->tx_buffers[i & (TG3_TX_RING_SIZE - 1)];
  2978. pci_unmap_page(tp->pdev,
  2979. pci_unmap_addr(txp, mapping),
  2980. skb_shinfo(skb)->frags[j].size,
  2981. PCI_DMA_TODEVICE);
  2982. i++;
  2983. }
  2984. dev_kfree_skb_any(skb);
  2985. }
  2986. }
  2987. /* Initialize tx/rx rings for packet processing.
  2988. *
  2989. * The chip has been shut down and the driver detached from
  2990. * the networking, so no interrupts or new tx packets will
  2991. * end up in the driver. tp->{tx,}lock are held and thus
  2992. * we may not sleep.
  2993. */
  2994. static void tg3_init_rings(struct tg3 *tp)
  2995. {
  2996. u32 i;
  2997. /* Free up all the SKBs. */
  2998. tg3_free_rings(tp);
  2999. /* Zero out all descriptors. */
  3000. memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
  3001. memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
  3002. memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
  3003. memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
  3004. /* Initialize invariants of the rings, we only set this
  3005. * stuff once. This works because the card does not
  3006. * write into the rx buffer posting rings.
  3007. */
  3008. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  3009. struct tg3_rx_buffer_desc *rxd;
  3010. rxd = &tp->rx_std[i];
  3011. rxd->idx_len = (RX_PKT_BUF_SZ - tp->rx_offset - 64)
  3012. << RXD_LEN_SHIFT;
  3013. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
  3014. rxd->opaque = (RXD_OPAQUE_RING_STD |
  3015. (i << RXD_OPAQUE_INDEX_SHIFT));
  3016. }
  3017. if (tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE) {
  3018. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  3019. struct tg3_rx_buffer_desc *rxd;
  3020. rxd = &tp->rx_jumbo[i];
  3021. rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
  3022. << RXD_LEN_SHIFT;
  3023. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
  3024. RXD_FLAG_JUMBO;
  3025. rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
  3026. (i << RXD_OPAQUE_INDEX_SHIFT));
  3027. }
  3028. }
  3029. /* Now allocate fresh SKBs for each rx ring. */
  3030. for (i = 0; i < tp->rx_pending; i++) {
  3031. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD,
  3032. -1, i) < 0)
  3033. break;
  3034. }
  3035. if (tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE) {
  3036. for (i = 0; i < tp->rx_jumbo_pending; i++) {
  3037. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
  3038. -1, i) < 0)
  3039. break;
  3040. }
  3041. }
  3042. }
  3043. /*
  3044. * Must not be invoked with interrupt sources disabled and
  3045. * the hardware shutdown down.
  3046. */
  3047. static void tg3_free_consistent(struct tg3 *tp)
  3048. {
  3049. if (tp->rx_std_buffers) {
  3050. kfree(tp->rx_std_buffers);
  3051. tp->rx_std_buffers = NULL;
  3052. }
  3053. if (tp->rx_std) {
  3054. pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3055. tp->rx_std, tp->rx_std_mapping);
  3056. tp->rx_std = NULL;
  3057. }
  3058. if (tp->rx_jumbo) {
  3059. pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3060. tp->rx_jumbo, tp->rx_jumbo_mapping);
  3061. tp->rx_jumbo = NULL;
  3062. }
  3063. if (tp->rx_rcb) {
  3064. pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3065. tp->rx_rcb, tp->rx_rcb_mapping);
  3066. tp->rx_rcb = NULL;
  3067. }
  3068. if (tp->tx_ring) {
  3069. pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3070. tp->tx_ring, tp->tx_desc_mapping);
  3071. tp->tx_ring = NULL;
  3072. }
  3073. if (tp->hw_status) {
  3074. pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
  3075. tp->hw_status, tp->status_mapping);
  3076. tp->hw_status = NULL;
  3077. }
  3078. if (tp->hw_stats) {
  3079. pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
  3080. tp->hw_stats, tp->stats_mapping);
  3081. tp->hw_stats = NULL;
  3082. }
  3083. }
  3084. /*
  3085. * Must not be invoked with interrupt sources disabled and
  3086. * the hardware shutdown down. Can sleep.
  3087. */
  3088. static int tg3_alloc_consistent(struct tg3 *tp)
  3089. {
  3090. tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) *
  3091. (TG3_RX_RING_SIZE +
  3092. TG3_RX_JUMBO_RING_SIZE)) +
  3093. (sizeof(struct tx_ring_info) *
  3094. TG3_TX_RING_SIZE),
  3095. GFP_KERNEL);
  3096. if (!tp->rx_std_buffers)
  3097. return -ENOMEM;
  3098. memset(tp->rx_std_buffers, 0,
  3099. (sizeof(struct ring_info) *
  3100. (TG3_RX_RING_SIZE +
  3101. TG3_RX_JUMBO_RING_SIZE)) +
  3102. (sizeof(struct tx_ring_info) *
  3103. TG3_TX_RING_SIZE));
  3104. tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
  3105. tp->tx_buffers = (struct tx_ring_info *)
  3106. &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
  3107. tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3108. &tp->rx_std_mapping);
  3109. if (!tp->rx_std)
  3110. goto err_out;
  3111. tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3112. &tp->rx_jumbo_mapping);
  3113. if (!tp->rx_jumbo)
  3114. goto err_out;
  3115. tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3116. &tp->rx_rcb_mapping);
  3117. if (!tp->rx_rcb)
  3118. goto err_out;
  3119. tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3120. &tp->tx_desc_mapping);
  3121. if (!tp->tx_ring)
  3122. goto err_out;
  3123. tp->hw_status = pci_alloc_consistent(tp->pdev,
  3124. TG3_HW_STATUS_SIZE,
  3125. &tp->status_mapping);
  3126. if (!tp->hw_status)
  3127. goto err_out;
  3128. tp->hw_stats = pci_alloc_consistent(tp->pdev,
  3129. sizeof(struct tg3_hw_stats),
  3130. &tp->stats_mapping);
  3131. if (!tp->hw_stats)
  3132. goto err_out;
  3133. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3134. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3135. return 0;
  3136. err_out:
  3137. tg3_free_consistent(tp);
  3138. return -ENOMEM;
  3139. }
  3140. #define MAX_WAIT_CNT 1000
  3141. /* To stop a block, clear the enable bit and poll till it
  3142. * clears. tp->lock is held.
  3143. */
  3144. static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent)
  3145. {
  3146. unsigned int i;
  3147. u32 val;
  3148. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  3149. switch (ofs) {
  3150. case RCVLSC_MODE:
  3151. case DMAC_MODE:
  3152. case MBFREE_MODE:
  3153. case BUFMGR_MODE:
  3154. case MEMARB_MODE:
  3155. /* We can't enable/disable these bits of the
  3156. * 5705/5750, just say success.
  3157. */
  3158. return 0;
  3159. default:
  3160. break;
  3161. };
  3162. }
  3163. val = tr32(ofs);
  3164. val &= ~enable_bit;
  3165. tw32_f(ofs, val);
  3166. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3167. udelay(100);
  3168. val = tr32(ofs);
  3169. if ((val & enable_bit) == 0)
  3170. break;
  3171. }
  3172. if (i == MAX_WAIT_CNT && !silent) {
  3173. printk(KERN_ERR PFX "tg3_stop_block timed out, "
  3174. "ofs=%lx enable_bit=%x\n",
  3175. ofs, enable_bit);
  3176. return -ENODEV;
  3177. }
  3178. return 0;
  3179. }
  3180. /* tp->lock is held. */
  3181. static int tg3_abort_hw(struct tg3 *tp, int silent)
  3182. {
  3183. int i, err;
  3184. tg3_disable_ints(tp);
  3185. tp->rx_mode &= ~RX_MODE_ENABLE;
  3186. tw32_f(MAC_RX_MODE, tp->rx_mode);
  3187. udelay(10);
  3188. err = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent);
  3189. err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent);
  3190. err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent);
  3191. err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent);
  3192. err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent);
  3193. err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent);
  3194. err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent);
  3195. err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent);
  3196. err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent);
  3197. err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent);
  3198. err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent);
  3199. err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent);
  3200. err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent);
  3201. tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
  3202. tw32_f(MAC_MODE, tp->mac_mode);
  3203. udelay(40);
  3204. tp->tx_mode &= ~TX_MODE_ENABLE;
  3205. tw32_f(MAC_TX_MODE, tp->tx_mode);
  3206. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3207. udelay(100);
  3208. if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
  3209. break;
  3210. }
  3211. if (i >= MAX_WAIT_CNT) {
  3212. printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, "
  3213. "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n",
  3214. tp->dev->name, tr32(MAC_TX_MODE));
  3215. err |= -ENODEV;
  3216. }
  3217. err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent);
  3218. err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent);
  3219. err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent);
  3220. tw32(FTQ_RESET, 0xffffffff);
  3221. tw32(FTQ_RESET, 0x00000000);
  3222. err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
  3223. err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
  3224. if (tp->hw_status)
  3225. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3226. if (tp->hw_stats)
  3227. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3228. return err;
  3229. }
  3230. /* tp->lock is held. */
  3231. static int tg3_nvram_lock(struct tg3 *tp)
  3232. {
  3233. if (tp->tg3_flags & TG3_FLAG_NVRAM) {
  3234. int i;
  3235. tw32(NVRAM_SWARB, SWARB_REQ_SET1);
  3236. for (i = 0; i < 8000; i++) {
  3237. if (tr32(NVRAM_SWARB) & SWARB_GNT1)
  3238. break;
  3239. udelay(20);
  3240. }
  3241. if (i == 8000)
  3242. return -ENODEV;
  3243. }
  3244. return 0;
  3245. }
  3246. /* tp->lock is held. */
  3247. static void tg3_nvram_unlock(struct tg3 *tp)
  3248. {
  3249. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  3250. tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
  3251. }
  3252. /* tp->lock is held. */
  3253. static void tg3_enable_nvram_access(struct tg3 *tp)
  3254. {
  3255. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3256. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3257. u32 nvaccess = tr32(NVRAM_ACCESS);
  3258. tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
  3259. }
  3260. }
  3261. /* tp->lock is held. */
  3262. static void tg3_disable_nvram_access(struct tg3 *tp)
  3263. {
  3264. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3265. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3266. u32 nvaccess = tr32(NVRAM_ACCESS);
  3267. tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
  3268. }
  3269. }
  3270. /* tp->lock is held. */
  3271. static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind)
  3272. {
  3273. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
  3274. tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX,
  3275. NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
  3276. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3277. switch (kind) {
  3278. case RESET_KIND_INIT:
  3279. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3280. DRV_STATE_START);
  3281. break;
  3282. case RESET_KIND_SHUTDOWN:
  3283. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3284. DRV_STATE_UNLOAD);
  3285. break;
  3286. case RESET_KIND_SUSPEND:
  3287. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3288. DRV_STATE_SUSPEND);
  3289. break;
  3290. default:
  3291. break;
  3292. };
  3293. }
  3294. }
  3295. /* tp->lock is held. */
  3296. static void tg3_write_sig_post_reset(struct tg3 *tp, int kind)
  3297. {
  3298. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3299. switch (kind) {
  3300. case RESET_KIND_INIT:
  3301. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3302. DRV_STATE_START_DONE);
  3303. break;
  3304. case RESET_KIND_SHUTDOWN:
  3305. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3306. DRV_STATE_UNLOAD_DONE);
  3307. break;
  3308. default:
  3309. break;
  3310. };
  3311. }
  3312. }
  3313. /* tp->lock is held. */
  3314. static void tg3_write_sig_legacy(struct tg3 *tp, int kind)
  3315. {
  3316. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3317. switch (kind) {
  3318. case RESET_KIND_INIT:
  3319. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3320. DRV_STATE_START);
  3321. break;
  3322. case RESET_KIND_SHUTDOWN:
  3323. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3324. DRV_STATE_UNLOAD);
  3325. break;
  3326. case RESET_KIND_SUSPEND:
  3327. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3328. DRV_STATE_SUSPEND);
  3329. break;
  3330. default:
  3331. break;
  3332. };
  3333. }
  3334. }
  3335. static void tg3_stop_fw(struct tg3 *);
  3336. /* tp->lock is held. */
  3337. static int tg3_chip_reset(struct tg3 *tp)
  3338. {
  3339. u32 val;
  3340. u32 flags_save;
  3341. int i;
  3342. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
  3343. tg3_nvram_lock(tp);
  3344. /*
  3345. * We must avoid the readl() that normally takes place.
  3346. * It locks machines, causes machine checks, and other
  3347. * fun things. So, temporarily disable the 5701
  3348. * hardware workaround, while we do the reset.
  3349. */
  3350. flags_save = tp->tg3_flags;
  3351. tp->tg3_flags &= ~TG3_FLAG_5701_REG_WRITE_BUG;
  3352. /* do the reset */
  3353. val = GRC_MISC_CFG_CORECLK_RESET;
  3354. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3355. if (tr32(0x7e2c) == 0x60) {
  3356. tw32(0x7e2c, 0x20);
  3357. }
  3358. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3359. tw32(GRC_MISC_CFG, (1 << 29));
  3360. val |= (1 << 29);
  3361. }
  3362. }
  3363. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3364. val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
  3365. tw32(GRC_MISC_CFG, val);
  3366. /* restore 5701 hardware bug workaround flag */
  3367. tp->tg3_flags = flags_save;
  3368. /* Unfortunately, we have to delay before the PCI read back.
  3369. * Some 575X chips even will not respond to a PCI cfg access
  3370. * when the reset command is given to the chip.
  3371. *
  3372. * How do these hardware designers expect things to work
  3373. * properly if the PCI write is posted for a long period
  3374. * of time? It is always necessary to have some method by
  3375. * which a register read back can occur to push the write
  3376. * out which does the reset.
  3377. *
  3378. * For most tg3 variants the trick below was working.
  3379. * Ho hum...
  3380. */
  3381. udelay(120);
  3382. /* Flush PCI posted writes. The normal MMIO registers
  3383. * are inaccessible at this time so this is the only
  3384. * way to make this reliably (actually, this is no longer
  3385. * the case, see above). I tried to use indirect
  3386. * register read/write but this upset some 5701 variants.
  3387. */
  3388. pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);
  3389. udelay(120);
  3390. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3391. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) {
  3392. int i;
  3393. u32 cfg_val;
  3394. /* Wait for link training to complete. */
  3395. for (i = 0; i < 5000; i++)
  3396. udelay(100);
  3397. pci_read_config_dword(tp->pdev, 0xc4, &cfg_val);
  3398. pci_write_config_dword(tp->pdev, 0xc4,
  3399. cfg_val | (1 << 15));
  3400. }
  3401. /* Set PCIE max payload size and clear error status. */
  3402. pci_write_config_dword(tp->pdev, 0xd8, 0xf5000);
  3403. }
  3404. /* Re-enable indirect register accesses. */
  3405. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  3406. tp->misc_host_ctrl);
  3407. /* Set MAX PCI retry to zero. */
  3408. val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
  3409. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  3410. (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
  3411. val |= PCISTATE_RETRY_SAME_DMA;
  3412. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);
  3413. pci_restore_state(tp->pdev);
  3414. /* Make sure PCI-X relaxed ordering bit is clear. */
  3415. pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val);
  3416. val &= ~PCIX_CAPS_RELAXED_ORDERING;
  3417. pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val);
  3418. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  3419. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) {
  3420. tg3_stop_fw(tp);
  3421. tw32(0x5000, 0x400);
  3422. }
  3423. tw32(GRC_MODE, tp->grc_mode);
  3424. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
  3425. u32 val = tr32(0xc4);
  3426. tw32(0xc4, val | (1 << 15));
  3427. }
  3428. if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 &&
  3429. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  3430. tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE;
  3431. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)
  3432. tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN;
  3433. tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  3434. }
  3435. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  3436. tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
  3437. tw32_f(MAC_MODE, tp->mac_mode);
  3438. } else
  3439. tw32_f(MAC_MODE, 0);
  3440. udelay(40);
  3441. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X)) {
  3442. /* Wait for firmware initialization to complete. */
  3443. for (i = 0; i < 100000; i++) {
  3444. tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val);
  3445. if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
  3446. break;
  3447. udelay(10);
  3448. }
  3449. if (i >= 100000) {
  3450. printk(KERN_ERR PFX "tg3_reset_hw timed out for %s, "
  3451. "firmware will not restart magic=%08x\n",
  3452. tp->dev->name, val);
  3453. return -ENODEV;
  3454. }
  3455. }
  3456. if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  3457. tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3458. u32 val = tr32(0x7c00);
  3459. tw32(0x7c00, val | (1 << 25));
  3460. }
  3461. /* Reprobe ASF enable state. */
  3462. tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF;
  3463. tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE;
  3464. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  3465. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  3466. u32 nic_cfg;
  3467. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  3468. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  3469. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  3470. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  3471. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  3472. }
  3473. }
  3474. return 0;
  3475. }
  3476. /* tp->lock is held. */
  3477. static void tg3_stop_fw(struct tg3 *tp)
  3478. {
  3479. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3480. u32 val;
  3481. int i;
  3482. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
  3483. val = tr32(GRC_RX_CPU_EVENT);
  3484. val |= (1 << 14);
  3485. tw32(GRC_RX_CPU_EVENT, val);
  3486. /* Wait for RX cpu to ACK the event. */
  3487. for (i = 0; i < 100; i++) {
  3488. if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14)))
  3489. break;
  3490. udelay(1);
  3491. }
  3492. }
  3493. }
  3494. /* tp->lock is held. */
  3495. static int tg3_halt(struct tg3 *tp, int kind, int silent)
  3496. {
  3497. int err;
  3498. tg3_stop_fw(tp);
  3499. tg3_write_sig_pre_reset(tp, kind);
  3500. tg3_abort_hw(tp, silent);
  3501. err = tg3_chip_reset(tp);
  3502. tg3_write_sig_legacy(tp, kind);
  3503. tg3_write_sig_post_reset(tp, kind);
  3504. if (err)
  3505. return err;
  3506. return 0;
  3507. }
  3508. #define TG3_FW_RELEASE_MAJOR 0x0
  3509. #define TG3_FW_RELASE_MINOR 0x0
  3510. #define TG3_FW_RELEASE_FIX 0x0
  3511. #define TG3_FW_START_ADDR 0x08000000
  3512. #define TG3_FW_TEXT_ADDR 0x08000000
  3513. #define TG3_FW_TEXT_LEN 0x9c0
  3514. #define TG3_FW_RODATA_ADDR 0x080009c0
  3515. #define TG3_FW_RODATA_LEN 0x60
  3516. #define TG3_FW_DATA_ADDR 0x08000a40
  3517. #define TG3_FW_DATA_LEN 0x20
  3518. #define TG3_FW_SBSS_ADDR 0x08000a60
  3519. #define TG3_FW_SBSS_LEN 0xc
  3520. #define TG3_FW_BSS_ADDR 0x08000a70
  3521. #define TG3_FW_BSS_LEN 0x10
  3522. static u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = {
  3523. 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800,
  3524. 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000,
  3525. 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034,
  3526. 0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000,
  3527. 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105,
  3528. 0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0,
  3529. 0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010,
  3530. 0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01,
  3531. 0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c,
  3532. 0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000,
  3533. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400,
  3534. 0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c,
  3535. 0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000,
  3536. 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64,
  3537. 0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000,
  3538. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  3539. 0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68,
  3540. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003,
  3541. 0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800,
  3542. 0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  3543. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60,
  3544. 0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008,
  3545. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  3546. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3547. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3548. 0, 0, 0, 0, 0, 0,
  3549. 0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002,
  3550. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3551. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3552. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3553. 0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009,
  3554. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b,
  3555. 0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000,
  3556. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000,
  3557. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3558. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3559. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014,
  3560. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3561. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3562. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3563. 0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010,
  3564. 0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74,
  3565. 0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c,
  3566. 0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800,
  3567. 0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001,
  3568. 0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028,
  3569. 0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800,
  3570. 0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0,
  3571. 0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014,
  3572. 0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001,
  3573. 0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810,
  3574. 0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018,
  3575. 0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec,
  3576. 0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c,
  3577. 0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74,
  3578. 0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000,
  3579. 0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c,
  3580. 0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c,
  3581. 0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df,
  3582. 0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000,
  3583. 0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800,
  3584. 0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402,
  3585. 0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00,
  3586. 0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010,
  3587. 0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df,
  3588. 0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001,
  3589. 0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008,
  3590. 0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021,
  3591. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018,
  3592. 0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b,
  3593. 0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000,
  3594. 0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008,
  3595. 0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b,
  3596. 0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001,
  3597. 0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821,
  3598. 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000,
  3599. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000,
  3600. 0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821,
  3601. 0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff,
  3602. 0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008,
  3603. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010,
  3604. 0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000,
  3605. 0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428,
  3606. 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c,
  3607. 0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e,
  3608. 0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010,
  3609. 0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000,
  3610. 0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001,
  3611. 0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000,
  3612. 0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824,
  3613. 0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000
  3614. };
  3615. static u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = {
  3616. 0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430,
  3617. 0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74,
  3618. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  3619. 0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000,
  3620. 0x00000000
  3621. };
  3622. #if 0 /* All zeros, don't eat up space with it. */
  3623. u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = {
  3624. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  3625. 0x00000000, 0x00000000, 0x00000000, 0x00000000
  3626. };
  3627. #endif
  3628. #define RX_CPU_SCRATCH_BASE 0x30000
  3629. #define RX_CPU_SCRATCH_SIZE 0x04000
  3630. #define TX_CPU_SCRATCH_BASE 0x34000
  3631. #define TX_CPU_SCRATCH_SIZE 0x04000
  3632. /* tp->lock is held. */
  3633. static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
  3634. {
  3635. int i;
  3636. if (offset == TX_CPU_BASE &&
  3637. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  3638. BUG();
  3639. if (offset == RX_CPU_BASE) {
  3640. for (i = 0; i < 10000; i++) {
  3641. tw32(offset + CPU_STATE, 0xffffffff);
  3642. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  3643. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  3644. break;
  3645. }
  3646. tw32(offset + CPU_STATE, 0xffffffff);
  3647. tw32_f(offset + CPU_MODE, CPU_MODE_HALT);
  3648. udelay(10);
  3649. } else {
  3650. for (i = 0; i < 10000; i++) {
  3651. tw32(offset + CPU_STATE, 0xffffffff);
  3652. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  3653. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  3654. break;
  3655. }
  3656. }
  3657. if (i >= 10000) {
  3658. printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, "
  3659. "and %s CPU\n",
  3660. tp->dev->name,
  3661. (offset == RX_CPU_BASE ? "RX" : "TX"));
  3662. return -ENODEV;
  3663. }
  3664. return 0;
  3665. }
  3666. struct fw_info {
  3667. unsigned int text_base;
  3668. unsigned int text_len;
  3669. u32 *text_data;
  3670. unsigned int rodata_base;
  3671. unsigned int rodata_len;
  3672. u32 *rodata_data;
  3673. unsigned int data_base;
  3674. unsigned int data_len;
  3675. u32 *data_data;
  3676. };
  3677. /* tp->lock is held. */
  3678. static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base,
  3679. int cpu_scratch_size, struct fw_info *info)
  3680. {
  3681. int err, i;
  3682. u32 orig_tg3_flags = tp->tg3_flags;
  3683. void (*write_op)(struct tg3 *, u32, u32);
  3684. if (cpu_base == TX_CPU_BASE &&
  3685. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  3686. printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load "
  3687. "TX cpu firmware on %s which is 5705.\n",
  3688. tp->dev->name);
  3689. return -EINVAL;
  3690. }
  3691. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3692. write_op = tg3_write_mem;
  3693. else
  3694. write_op = tg3_write_indirect_reg32;
  3695. /* Force use of PCI config space for indirect register
  3696. * write calls.
  3697. */
  3698. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  3699. /* It is possible that bootcode is still loading at this point.
  3700. * Get the nvram lock first before halting the cpu.
  3701. */
  3702. tg3_nvram_lock(tp);
  3703. err = tg3_halt_cpu(tp, cpu_base);
  3704. tg3_nvram_unlock(tp);
  3705. if (err)
  3706. goto out;
  3707. for (i = 0; i < cpu_scratch_size; i += sizeof(u32))
  3708. write_op(tp, cpu_scratch_base + i, 0);
  3709. tw32(cpu_base + CPU_STATE, 0xffffffff);
  3710. tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT);
  3711. for (i = 0; i < (info->text_len / sizeof(u32)); i++)
  3712. write_op(tp, (cpu_scratch_base +
  3713. (info->text_base & 0xffff) +
  3714. (i * sizeof(u32))),
  3715. (info->text_data ?
  3716. info->text_data[i] : 0));
  3717. for (i = 0; i < (info->rodata_len / sizeof(u32)); i++)
  3718. write_op(tp, (cpu_scratch_base +
  3719. (info->rodata_base & 0xffff) +
  3720. (i * sizeof(u32))),
  3721. (info->rodata_data ?
  3722. info->rodata_data[i] : 0));
  3723. for (i = 0; i < (info->data_len / sizeof(u32)); i++)
  3724. write_op(tp, (cpu_scratch_base +
  3725. (info->data_base & 0xffff) +
  3726. (i * sizeof(u32))),
  3727. (info->data_data ?
  3728. info->data_data[i] : 0));
  3729. err = 0;
  3730. out:
  3731. tp->tg3_flags = orig_tg3_flags;
  3732. return err;
  3733. }
  3734. /* tp->lock is held. */
  3735. static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
  3736. {
  3737. struct fw_info info;
  3738. int err, i;
  3739. info.text_base = TG3_FW_TEXT_ADDR;
  3740. info.text_len = TG3_FW_TEXT_LEN;
  3741. info.text_data = &tg3FwText[0];
  3742. info.rodata_base = TG3_FW_RODATA_ADDR;
  3743. info.rodata_len = TG3_FW_RODATA_LEN;
  3744. info.rodata_data = &tg3FwRodata[0];
  3745. info.data_base = TG3_FW_DATA_ADDR;
  3746. info.data_len = TG3_FW_DATA_LEN;
  3747. info.data_data = NULL;
  3748. err = tg3_load_firmware_cpu(tp, RX_CPU_BASE,
  3749. RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE,
  3750. &info);
  3751. if (err)
  3752. return err;
  3753. err = tg3_load_firmware_cpu(tp, TX_CPU_BASE,
  3754. TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE,
  3755. &info);
  3756. if (err)
  3757. return err;
  3758. /* Now startup only the RX cpu. */
  3759. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  3760. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  3761. for (i = 0; i < 5; i++) {
  3762. if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR)
  3763. break;
  3764. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  3765. tw32(RX_CPU_BASE + CPU_MODE, CPU_MODE_HALT);
  3766. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  3767. udelay(1000);
  3768. }
  3769. if (i >= 5) {
  3770. printk(KERN_ERR PFX "tg3_load_firmware fails for %s "
  3771. "to set RX CPU PC, is %08x should be %08x\n",
  3772. tp->dev->name, tr32(RX_CPU_BASE + CPU_PC),
  3773. TG3_FW_TEXT_ADDR);
  3774. return -ENODEV;
  3775. }
  3776. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  3777. tw32_f(RX_CPU_BASE + CPU_MODE, 0x00000000);
  3778. return 0;
  3779. }
  3780. #if TG3_TSO_SUPPORT != 0
  3781. #define TG3_TSO_FW_RELEASE_MAJOR 0x1
  3782. #define TG3_TSO_FW_RELASE_MINOR 0x6
  3783. #define TG3_TSO_FW_RELEASE_FIX 0x0
  3784. #define TG3_TSO_FW_START_ADDR 0x08000000
  3785. #define TG3_TSO_FW_TEXT_ADDR 0x08000000
  3786. #define TG3_TSO_FW_TEXT_LEN 0x1aa0
  3787. #define TG3_TSO_FW_RODATA_ADDR 0x08001aa0
  3788. #define TG3_TSO_FW_RODATA_LEN 0x60
  3789. #define TG3_TSO_FW_DATA_ADDR 0x08001b20
  3790. #define TG3_TSO_FW_DATA_LEN 0x30
  3791. #define TG3_TSO_FW_SBSS_ADDR 0x08001b50
  3792. #define TG3_TSO_FW_SBSS_LEN 0x2c
  3793. #define TG3_TSO_FW_BSS_ADDR 0x08001b80
  3794. #define TG3_TSO_FW_BSS_LEN 0x894
  3795. static u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = {
  3796. 0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000,
  3797. 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800,
  3798. 0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  3799. 0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800,
  3800. 0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001,
  3801. 0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c,
  3802. 0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001,
  3803. 0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008,
  3804. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c,
  3805. 0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001,
  3806. 0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000,
  3807. 0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001,
  3808. 0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800,
  3809. 0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c,
  3810. 0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008,
  3811. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021,
  3812. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800,
  3813. 0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c,
  3814. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  3815. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800,
  3816. 0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8,
  3817. 0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8,
  3818. 0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90,
  3819. 0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068,
  3820. 0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c,
  3821. 0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021,
  3822. 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008,
  3823. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021,
  3824. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b,
  3825. 0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  3826. 0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008,
  3827. 0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020,
  3828. 0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800,
  3829. 0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98,
  3830. 0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902,
  3831. 0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602,
  3832. 0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001,
  3833. 0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c,
  3834. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  3835. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4,
  3836. 0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410,
  3837. 0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800,
  3838. 0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4,
  3839. 0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 0x3c010800,
  3840. 0xac2023f8, 0x00021302, 0x00021080, 0x00c21021, 0x00621821, 0x3c010800,
  3841. 0xa42223d0, 0x3c010800, 0x0a000115, 0xa4231b96, 0x9622000c, 0x3c010800,
  3842. 0xa42223ec, 0x3c040800, 0x24841b9c, 0x8c820000, 0x00021100, 0x3c010800,
  3843. 0x00220821, 0xac311bc8, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  3844. 0xac271bcc, 0x8c820000, 0x25030001, 0x306601ff, 0x00021100, 0x3c010800,
  3845. 0x00220821, 0xac261bd0, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  3846. 0xac291bd4, 0x96230008, 0x3c020800, 0x8c421bac, 0x00432821, 0x3c010800,
  3847. 0xac251bac, 0x9622000a, 0x30420004, 0x14400018, 0x00061100, 0x8f630c14,
  3848. 0x3063000f, 0x2c620002, 0x1440000b, 0x3c02c000, 0x8f630c14, 0x3c020800,
  3849. 0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002,
  3850. 0x1040fff7, 0x3c02c000, 0x00e21825, 0xaf635c5c, 0x8f625c50, 0x30420002,
  3851. 0x10400014, 0x00000000, 0x0a000147, 0x00000000, 0x3c030800, 0x8c631b80,
  3852. 0x3c040800, 0x94841b94, 0x01221025, 0x3c010800, 0xa42223da, 0x24020001,
  3853. 0x3c010800, 0xac221bb8, 0x24630001, 0x0085202a, 0x3c010800, 0x10800003,
  3854. 0xac231b80, 0x3c010800, 0xa4251b94, 0x3c060800, 0x24c61b9c, 0x8cc20000,
  3855. 0x24420001, 0xacc20000, 0x28420080, 0x14400005, 0x00000000, 0x0e000656,
  3856. 0x24040002, 0x0a0001e6, 0x00000000, 0x3c020800, 0x8c421bb8, 0x10400078,
  3857. 0x24020001, 0x3c050800, 0x90a51b98, 0x14a20072, 0x00000000, 0x3c150800,
  3858. 0x96b51b96, 0x3c040800, 0x8c841bac, 0x32a3ffff, 0x0083102a, 0x1440006c,
  3859. 0x00000000, 0x14830003, 0x00000000, 0x3c010800, 0xac2523f0, 0x1060005c,
  3860. 0x00009021, 0x24d60004, 0x0060a021, 0x24d30014, 0x8ec20000, 0x00028100,
  3861. 0x3c110800, 0x02308821, 0x0e000625, 0x8e311bc8, 0x00402821, 0x10a00054,
  3862. 0x00000000, 0x9628000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e22000c,
  3863. 0x2407188c, 0x00021400, 0xaca20018, 0x3c030800, 0x00701821, 0x8c631bd0,
  3864. 0x3c020800, 0x00501021, 0x8c421bd4, 0x00031d00, 0x00021400, 0x00621825,
  3865. 0xaca30014, 0x8ec30004, 0x96220008, 0x00432023, 0x3242ffff, 0x3083ffff,
  3866. 0x00431021, 0x0282102a, 0x14400002, 0x02b23023, 0x00803021, 0x8e620000,
  3867. 0x30c4ffff, 0x00441021, 0xae620000, 0x8e220000, 0xaca20000, 0x8e220004,
  3868. 0x8e63fff4, 0x00431021, 0xaca20004, 0xa4a6000e, 0x8e62fff4, 0x00441021,
  3869. 0xae62fff4, 0x96230008, 0x0043102a, 0x14400005, 0x02469021, 0x8e62fff0,
  3870. 0xae60fff4, 0x24420001, 0xae62fff0, 0xaca00008, 0x3242ffff, 0x14540008,
  3871. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x24020905, 0xa4a2000c,
  3872. 0x0a0001cb, 0x34e70020, 0xa4a2000c, 0x3c020800, 0x8c4223f0, 0x10400003,
  3873. 0x3c024b65, 0x0a0001d3, 0x34427654, 0x3c02b49a, 0x344289ab, 0xaca2001c,
  3874. 0x30e2ffff, 0xaca20010, 0x0e0005a2, 0x00a02021, 0x3242ffff, 0x0054102b,
  3875. 0x1440ffa9, 0x00000000, 0x24020002, 0x3c010800, 0x0a0001e6, 0xa0221b98,
  3876. 0x8ec2083c, 0x24420001, 0x0a0001e6, 0xaec2083c, 0x0e0004c0, 0x00000000,
  3877. 0x8fbf002c, 0x8fb60028, 0x8fb50024, 0x8fb40020, 0x8fb3001c, 0x8fb20018,
  3878. 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0030, 0x27bdffd0, 0xafbf0028,
  3879. 0xafb30024, 0xafb20020, 0xafb1001c, 0xafb00018, 0x8f725c9c, 0x3c0200ff,
  3880. 0x3442fff8, 0x3c070800, 0x24e71bb4, 0x02428824, 0x9623000e, 0x8ce20000,
  3881. 0x00431021, 0xace20000, 0x8e220010, 0x30420020, 0x14400011, 0x00809821,
  3882. 0x0e00063b, 0x02202021, 0x3c02c000, 0x02421825, 0xaf635c9c, 0x8f625c90,
  3883. 0x30420002, 0x1040011e, 0x00000000, 0xaf635c9c, 0x8f625c90, 0x30420002,
  3884. 0x10400119, 0x00000000, 0x0a00020d, 0x00000000, 0x8e240008, 0x8e230014,
  3885. 0x00041402, 0x000231c0, 0x00031502, 0x304201ff, 0x2442ffff, 0x3042007f,
  3886. 0x00031942, 0x30637800, 0x00021100, 0x24424000, 0x00624821, 0x9522000a,
  3887. 0x3084ffff, 0x30420008, 0x104000b0, 0x000429c0, 0x3c020800, 0x8c422400,
  3888. 0x14400024, 0x24c50008, 0x94c20014, 0x3c010800, 0xa42223d0, 0x8cc40010,
  3889. 0x00041402, 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42423d4, 0x94c2000e,
  3890. 0x3083ffff, 0x00431023, 0x3c010800, 0xac222408, 0x94c2001a, 0x3c010800,
  3891. 0xac262400, 0x3c010800, 0xac322404, 0x3c010800, 0xac2223fc, 0x3c02c000,
  3892. 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e5, 0x00000000,
  3893. 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e0, 0x00000000, 0x0a000246,
  3894. 0x00000000, 0x94c2000e, 0x3c030800, 0x946323d4, 0x00434023, 0x3103ffff,
  3895. 0x2c620008, 0x1040001c, 0x00000000, 0x94c20014, 0x24420028, 0x00a22821,
  3896. 0x00031042, 0x1840000b, 0x00002021, 0x24e60848, 0x00403821, 0x94a30000,
  3897. 0x8cc20000, 0x24840001, 0x00431021, 0xacc20000, 0x0087102a, 0x1440fff9,
  3898. 0x24a50002, 0x31020001, 0x1040001f, 0x3c024000, 0x3c040800, 0x248423fc,
  3899. 0xa0a00001, 0x94a30000, 0x8c820000, 0x00431021, 0x0a000285, 0xac820000,
  3900. 0x8f626800, 0x3c030010, 0x00431024, 0x10400009, 0x00000000, 0x94c2001a,
  3901. 0x3c030800, 0x8c6323fc, 0x00431021, 0x3c010800, 0xac2223fc, 0x0a000286,
  3902. 0x3c024000, 0x94c2001a, 0x94c4001c, 0x3c030800, 0x8c6323fc, 0x00441023,
  3903. 0x00621821, 0x3c010800, 0xac2323fc, 0x3c024000, 0x02421825, 0xaf635c9c,
  3904. 0x8f625c90, 0x30420002, 0x1440fffc, 0x00000000, 0x9522000a, 0x30420010,
  3905. 0x1040009b, 0x00000000, 0x3c030800, 0x946323d4, 0x3c070800, 0x24e72400,
  3906. 0x8ce40000, 0x8f626800, 0x24630030, 0x00832821, 0x3c030010, 0x00431024,
  3907. 0x1440000a, 0x00000000, 0x94a20004, 0x3c040800, 0x8c842408, 0x3c030800,
  3908. 0x8c6323fc, 0x00441023, 0x00621821, 0x3c010800, 0xac2323fc, 0x3c040800,
  3909. 0x8c8423fc, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021,
  3910. 0x00041027, 0xa4a20006, 0x3c030800, 0x8c632404, 0x3c0200ff, 0x3442fff8,
  3911. 0x00628824, 0x96220008, 0x24050001, 0x24034000, 0x000231c0, 0x00801021,
  3912. 0xa4c2001a, 0xa4c0001c, 0xace00000, 0x3c010800, 0xac251b60, 0xaf635cb8,
  3913. 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000, 0x3c010800, 0xac201b60,
  3914. 0x8e220008, 0xaf625cb8, 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000,
  3915. 0x3c010800, 0xac201b60, 0x3c020800, 0x8c421b60, 0x1040ffec, 0x00000000,
  3916. 0x3c040800, 0x0e00063b, 0x8c842404, 0x0a00032a, 0x00000000, 0x3c030800,
  3917. 0x90631b98, 0x24020002, 0x14620003, 0x3c034b65, 0x0a0002e1, 0x00008021,
  3918. 0x8e22001c, 0x34637654, 0x10430002, 0x24100002, 0x24100001, 0x00c02021,
  3919. 0x0e000350, 0x02003021, 0x24020003, 0x3c010800, 0xa0221b98, 0x24020002,
  3920. 0x1202000a, 0x24020001, 0x3c030800, 0x8c6323f0, 0x10620006, 0x00000000,
  3921. 0x3c020800, 0x944223d8, 0x00021400, 0x0a00031f, 0xae220014, 0x3c040800,
  3922. 0x248423da, 0x94820000, 0x00021400, 0xae220014, 0x3c020800, 0x8c421bbc,
  3923. 0x3c03c000, 0x3c010800, 0xa0201b98, 0x00431025, 0xaf625c5c, 0x8f625c50,
  3924. 0x30420002, 0x10400009, 0x00000000, 0x2484f7e2, 0x8c820000, 0x00431025,
  3925. 0xaf625c5c, 0x8f625c50, 0x30420002, 0x1440fffa, 0x00000000, 0x3c020800,
  3926. 0x24421b84, 0x8c430000, 0x24630001, 0xac430000, 0x8f630c14, 0x3063000f,
  3927. 0x2c620002, 0x1440000c, 0x3c024000, 0x8f630c14, 0x3c020800, 0x8c421b40,
  3928. 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7,
  3929. 0x00000000, 0x3c024000, 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002,
  3930. 0x1440fffc, 0x00000000, 0x12600003, 0x00000000, 0x0e0004c0, 0x00000000,
  3931. 0x8fbf0028, 0x8fb30024, 0x8fb20020, 0x8fb1001c, 0x8fb00018, 0x03e00008,
  3932. 0x27bd0030, 0x8f634450, 0x3c040800, 0x24841b88, 0x8c820000, 0x00031c02,
  3933. 0x0043102b, 0x14400007, 0x3c038000, 0x8c840004, 0x8f624450, 0x00021c02,
  3934. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  3935. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3c024000,
  3936. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00000000,
  3937. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00805821, 0x14c00011, 0x256e0008,
  3938. 0x3c020800, 0x8c4223f4, 0x10400007, 0x24020016, 0x3c010800, 0xa42223d2,
  3939. 0x2402002a, 0x3c010800, 0x0a000364, 0xa42223d4, 0x8d670010, 0x00071402,
  3940. 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42723d4, 0x3c040800, 0x948423d4,
  3941. 0x3c030800, 0x946323d2, 0x95cf0006, 0x3c020800, 0x944223d0, 0x00832023,
  3942. 0x01e2c023, 0x3065ffff, 0x24a20028, 0x01c24821, 0x3082ffff, 0x14c0001a,
  3943. 0x01226021, 0x9582000c, 0x3042003f, 0x3c010800, 0xa42223d6, 0x95820004,
  3944. 0x95830006, 0x3c010800, 0xac2023e4, 0x3c010800, 0xac2023e8, 0x00021400,
  3945. 0x00431025, 0x3c010800, 0xac221bc0, 0x95220004, 0x3c010800, 0xa4221bc4,
  3946. 0x95230002, 0x01e51023, 0x0043102a, 0x10400010, 0x24020001, 0x3c010800,
  3947. 0x0a000398, 0xac2223f8, 0x3c030800, 0x8c6323e8, 0x3c020800, 0x94421bc4,
  3948. 0x00431021, 0xa5220004, 0x3c020800, 0x94421bc0, 0xa5820004, 0x3c020800,
  3949. 0x8c421bc0, 0xa5820006, 0x3c020800, 0x8c4223f0, 0x3c0d0800, 0x8dad23e4,
  3950. 0x3c0a0800, 0x144000e5, 0x8d4a23e8, 0x3c020800, 0x94421bc4, 0x004a1821,
  3951. 0x3063ffff, 0x0062182b, 0x24020002, 0x10c2000d, 0x01435023, 0x3c020800,
  3952. 0x944223d6, 0x30420009, 0x10400008, 0x00000000, 0x9582000c, 0x3042fff6,
  3953. 0xa582000c, 0x3c020800, 0x944223d6, 0x30420009, 0x01a26823, 0x3c020800,
  3954. 0x8c4223f8, 0x1040004a, 0x01203821, 0x3c020800, 0x944223d2, 0x00004021,
  3955. 0xa520000a, 0x01e21023, 0xa5220002, 0x3082ffff, 0x00021042, 0x18400008,
  3956. 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a,
  3957. 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402,
  3958. 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c,
  3959. 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb,
  3960. 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821,
  3961. 0x3082ffff, 0xa4e00010, 0x00621821, 0x00021042, 0x18400010, 0x00c33021,
  3962. 0x00404821, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006,
  3963. 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008,
  3964. 0x0109102a, 0x1440fff3, 0x00000000, 0x30820001, 0x10400005, 0x00061c02,
  3965. 0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021,
  3966. 0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081,
  3967. 0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800,
  3968. 0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800,
  3969. 0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a,
  3970. 0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02,
  3971. 0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821,
  3972. 0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023,
  3973. 0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff,
  3974. 0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042,
  3975. 0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021,
  3976. 0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021,
  3977. 0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021,
  3978. 0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004,
  3979. 0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023,
  3980. 0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821,
  3981. 0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800,
  3982. 0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043,
  3983. 0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021,
  3984. 0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80,
  3985. 0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800,
  3986. 0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff,
  3987. 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010,
  3988. 0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007,
  3989. 0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402,
  3990. 0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff,
  3991. 0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021,
  3992. 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff,
  3993. 0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005,
  3994. 0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800,
  3995. 0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4,
  3996. 0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b,
  3997. 0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4,
  3998. 0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800,
  3999. 0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034,
  4000. 0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000,
  4001. 0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac,
  4002. 0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022,
  4003. 0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000,
  4004. 0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0,
  4005. 0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021,
  4006. 0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000,
  4007. 0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc,
  4008. 0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005,
  4009. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080,
  4010. 0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800,
  4011. 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014,
  4012. 0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823,
  4013. 0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021,
  4014. 0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010,
  4015. 0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5,
  4016. 0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4017. 0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021,
  4018. 0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c,
  4019. 0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005,
  4020. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800,
  4021. 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500,
  4022. 0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023,
  4023. 0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821,
  4024. 0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000,
  4025. 0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021,
  4026. 0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006,
  4027. 0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0,
  4028. 0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006,
  4029. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905,
  4030. 0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860,
  4031. 0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab,
  4032. 0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff,
  4033. 0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4034. 0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038,
  4035. 0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020,
  4036. 0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450,
  4037. 0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003,
  4038. 0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff,
  4039. 0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002,
  4040. 0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f,
  4041. 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000,
  4042. 0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820,
  4043. 0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4,
  4044. 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000,
  4045. 0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010,
  4046. 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50,
  4047. 0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002,
  4048. 0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff,
  4049. 0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8,
  4050. 0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438,
  4051. 0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800,
  4052. 0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800,
  4053. 0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000,
  4054. 0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000,
  4055. 0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021,
  4056. 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe,
  4057. 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008,
  4058. 0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b,
  4059. 0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02,
  4060. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  4061. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff,
  4062. 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff,
  4063. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021,
  4064. 0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651,
  4065. 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000,
  4066. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0,
  4067. 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014,
  4068. 0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000,
  4069. 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000,
  4070. 0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800,
  4071. 0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b,
  4072. 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010,
  4073. 0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001,
  4074. 0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800,
  4075. 0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000,
  4076. 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008,
  4077. 0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74,
  4078. 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010,
  4079. 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000,
  4080. };
  4081. static u32 tg3TsoFwRodata[] = {
  4082. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4083. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f,
  4084. 0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000,
  4085. 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000,
  4086. 0x00000000,
  4087. };
  4088. static u32 tg3TsoFwData[] = {
  4089. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000,
  4090. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  4091. 0x00000000,
  4092. };
  4093. /* 5705 needs a special version of the TSO firmware. */
  4094. #define TG3_TSO5_FW_RELEASE_MAJOR 0x1
  4095. #define TG3_TSO5_FW_RELASE_MINOR 0x2
  4096. #define TG3_TSO5_FW_RELEASE_FIX 0x0
  4097. #define TG3_TSO5_FW_START_ADDR 0x00010000
  4098. #define TG3_TSO5_FW_TEXT_ADDR 0x00010000
  4099. #define TG3_TSO5_FW_TEXT_LEN 0xe90
  4100. #define TG3_TSO5_FW_RODATA_ADDR 0x00010e90
  4101. #define TG3_TSO5_FW_RODATA_LEN 0x50
  4102. #define TG3_TSO5_FW_DATA_ADDR 0x00010f00
  4103. #define TG3_TSO5_FW_DATA_LEN 0x20
  4104. #define TG3_TSO5_FW_SBSS_ADDR 0x00010f20
  4105. #define TG3_TSO5_FW_SBSS_LEN 0x28
  4106. #define TG3_TSO5_FW_BSS_ADDR 0x00010f50
  4107. #define TG3_TSO5_FW_BSS_LEN 0x88
  4108. static u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = {
  4109. 0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000,
  4110. 0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001,
  4111. 0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  4112. 0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001,
  4113. 0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001,
  4114. 0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378,
  4115. 0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4116. 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014,
  4117. 0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400,
  4118. 0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000,
  4119. 0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200,
  4120. 0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000,
  4121. 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020,
  4122. 0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821,
  4123. 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130,
  4124. 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018,
  4125. 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60,
  4126. 0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821,
  4127. 0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000,
  4128. 0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028,
  4129. 0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402,
  4130. 0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014,
  4131. 0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff,
  4132. 0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b,
  4133. 0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004,
  4134. 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8,
  4135. 0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001,
  4136. 0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021,
  4137. 0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2,
  4138. 0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a,
  4139. 0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4140. 0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001,
  4141. 0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001,
  4142. 0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021,
  4143. 0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000,
  4144. 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c,
  4145. 0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005,
  4146. 0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006,
  4147. 0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c,
  4148. 0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c,
  4149. 0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021,
  4150. 0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001,
  4151. 0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b,
  4152. 0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c,
  4153. 0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76,
  4154. 0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c,
  4155. 0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70,
  4156. 0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c,
  4157. 0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72,
  4158. 0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff,
  4159. 0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78,
  4160. 0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78,
  4161. 0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005,
  4162. 0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d,
  4163. 0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005,
  4164. 0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027,
  4165. 0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d,
  4166. 0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff,
  4167. 0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001,
  4168. 0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000,
  4169. 0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a,
  4170. 0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff,
  4171. 0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001,
  4172. 0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200,
  4173. 0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001,
  4174. 0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021,
  4175. 0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4176. 0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00,
  4177. 0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001,
  4178. 0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000,
  4179. 0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003,
  4180. 0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001,
  4181. 0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56,
  4182. 0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4,
  4183. 0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64,
  4184. 0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088,
  4185. 0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001,
  4186. 0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57,
  4187. 0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001,
  4188. 0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001,
  4189. 0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000,
  4190. 0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001,
  4191. 0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823,
  4192. 0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001,
  4193. 0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001,
  4194. 0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001,
  4195. 0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021,
  4196. 0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008,
  4197. 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4,
  4198. 0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001,
  4199. 0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001,
  4200. 0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec,
  4201. 0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000,
  4202. 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024,
  4203. 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024,
  4204. 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000,
  4205. 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000,
  4206. 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003,
  4207. 0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001,
  4208. 0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001,
  4209. 0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff,
  4210. 0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c,
  4211. 0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54,
  4212. 0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001,
  4213. 0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624,
  4214. 0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624,
  4215. 0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4216. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4217. 0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283,
  4218. 0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825,
  4219. 0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003,
  4220. 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7,
  4221. 0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c,
  4222. 0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009,
  4223. 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025,
  4224. 0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008,
  4225. 0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021,
  4226. 0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4227. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4228. 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014,
  4229. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001,
  4230. 0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010,
  4231. 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001,
  4232. 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4233. 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804,
  4234. 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20,
  4235. 0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315,
  4236. 0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005,
  4237. 0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001,
  4238. 0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001,
  4239. 0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014,
  4240. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8,
  4241. 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000,
  4242. 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008,
  4243. 0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008,
  4244. 0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b,
  4245. 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd,
  4246. 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000,
  4247. 0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025,
  4248. 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008,
  4249. 0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff,
  4250. 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008,
  4251. 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021,
  4252. 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f,
  4253. 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600,
  4254. 0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40,
  4255. 0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000,
  4256. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  4257. 0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44,
  4258. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003,
  4259. 0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001,
  4260. 0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  4261. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c,
  4262. 0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008,
  4263. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  4264. 0x00000000, 0x00000000, 0x00000000,
  4265. };
  4266. static u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = {
  4267. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4268. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000,
  4269. 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  4270. 0x00000000, 0x00000000, 0x00000000,
  4271. };
  4272. static u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = {
  4273. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000,
  4274. 0x00000000, 0x00000000, 0x00000000,
  4275. };
  4276. /* tp->lock is held. */
  4277. static int tg3_load_tso_firmware(struct tg3 *tp)
  4278. {
  4279. struct fw_info info;
  4280. unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
  4281. int err, i;
  4282. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4283. return 0;
  4284. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  4285. info.text_base = TG3_TSO5_FW_TEXT_ADDR;
  4286. info.text_len = TG3_TSO5_FW_TEXT_LEN;
  4287. info.text_data = &tg3Tso5FwText[0];
  4288. info.rodata_base = TG3_TSO5_FW_RODATA_ADDR;
  4289. info.rodata_len = TG3_TSO5_FW_RODATA_LEN;
  4290. info.rodata_data = &tg3Tso5FwRodata[0];
  4291. info.data_base = TG3_TSO5_FW_DATA_ADDR;
  4292. info.data_len = TG3_TSO5_FW_DATA_LEN;
  4293. info.data_data = &tg3Tso5FwData[0];
  4294. cpu_base = RX_CPU_BASE;
  4295. cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705;
  4296. cpu_scratch_size = (info.text_len +
  4297. info.rodata_len +
  4298. info.data_len +
  4299. TG3_TSO5_FW_SBSS_LEN +
  4300. TG3_TSO5_FW_BSS_LEN);
  4301. } else {
  4302. info.text_base = TG3_TSO_FW_TEXT_ADDR;
  4303. info.text_len = TG3_TSO_FW_TEXT_LEN;
  4304. info.text_data = &tg3TsoFwText[0];
  4305. info.rodata_base = TG3_TSO_FW_RODATA_ADDR;
  4306. info.rodata_len = TG3_TSO_FW_RODATA_LEN;
  4307. info.rodata_data = &tg3TsoFwRodata[0];
  4308. info.data_base = TG3_TSO_FW_DATA_ADDR;
  4309. info.data_len = TG3_TSO_FW_DATA_LEN;
  4310. info.data_data = &tg3TsoFwData[0];
  4311. cpu_base = TX_CPU_BASE;
  4312. cpu_scratch_base = TX_CPU_SCRATCH_BASE;
  4313. cpu_scratch_size = TX_CPU_SCRATCH_SIZE;
  4314. }
  4315. err = tg3_load_firmware_cpu(tp, cpu_base,
  4316. cpu_scratch_base, cpu_scratch_size,
  4317. &info);
  4318. if (err)
  4319. return err;
  4320. /* Now startup the cpu. */
  4321. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4322. tw32_f(cpu_base + CPU_PC, info.text_base);
  4323. for (i = 0; i < 5; i++) {
  4324. if (tr32(cpu_base + CPU_PC) == info.text_base)
  4325. break;
  4326. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4327. tw32(cpu_base + CPU_MODE, CPU_MODE_HALT);
  4328. tw32_f(cpu_base + CPU_PC, info.text_base);
  4329. udelay(1000);
  4330. }
  4331. if (i >= 5) {
  4332. printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s "
  4333. "to set CPU PC, is %08x should be %08x\n",
  4334. tp->dev->name, tr32(cpu_base + CPU_PC),
  4335. info.text_base);
  4336. return -ENODEV;
  4337. }
  4338. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4339. tw32_f(cpu_base + CPU_MODE, 0x00000000);
  4340. return 0;
  4341. }
  4342. #endif /* TG3_TSO_SUPPORT != 0 */
  4343. /* tp->lock is held. */
  4344. static void __tg3_set_mac_addr(struct tg3 *tp)
  4345. {
  4346. u32 addr_high, addr_low;
  4347. int i;
  4348. addr_high = ((tp->dev->dev_addr[0] << 8) |
  4349. tp->dev->dev_addr[1]);
  4350. addr_low = ((tp->dev->dev_addr[2] << 24) |
  4351. (tp->dev->dev_addr[3] << 16) |
  4352. (tp->dev->dev_addr[4] << 8) |
  4353. (tp->dev->dev_addr[5] << 0));
  4354. for (i = 0; i < 4; i++) {
  4355. tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
  4356. tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
  4357. }
  4358. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  4359. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  4360. for (i = 0; i < 12; i++) {
  4361. tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
  4362. tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
  4363. }
  4364. }
  4365. addr_high = (tp->dev->dev_addr[0] +
  4366. tp->dev->dev_addr[1] +
  4367. tp->dev->dev_addr[2] +
  4368. tp->dev->dev_addr[3] +
  4369. tp->dev->dev_addr[4] +
  4370. tp->dev->dev_addr[5]) &
  4371. TX_BACKOFF_SEED_MASK;
  4372. tw32(MAC_TX_BACKOFF_SEED, addr_high);
  4373. }
  4374. static int tg3_set_mac_addr(struct net_device *dev, void *p)
  4375. {
  4376. struct tg3 *tp = netdev_priv(dev);
  4377. struct sockaddr *addr = p;
  4378. memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
  4379. spin_lock_irq(&tp->lock);
  4380. __tg3_set_mac_addr(tp);
  4381. spin_unlock_irq(&tp->lock);
  4382. return 0;
  4383. }
  4384. /* tp->lock is held. */
  4385. static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr,
  4386. dma_addr_t mapping, u32 maxlen_flags,
  4387. u32 nic_addr)
  4388. {
  4389. tg3_write_mem(tp,
  4390. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
  4391. ((u64) mapping >> 32));
  4392. tg3_write_mem(tp,
  4393. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
  4394. ((u64) mapping & 0xffffffff));
  4395. tg3_write_mem(tp,
  4396. (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS),
  4397. maxlen_flags);
  4398. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4399. tg3_write_mem(tp,
  4400. (bdinfo_addr + TG3_BDINFO_NIC_ADDR),
  4401. nic_addr);
  4402. }
  4403. static void __tg3_set_rx_mode(struct net_device *);
  4404. static void tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
  4405. {
  4406. tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs);
  4407. tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs);
  4408. tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames);
  4409. tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames);
  4410. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4411. tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq);
  4412. tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq);
  4413. }
  4414. tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq);
  4415. tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq);
  4416. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4417. u32 val = ec->stats_block_coalesce_usecs;
  4418. if (!netif_carrier_ok(tp->dev))
  4419. val = 0;
  4420. tw32(HOSTCC_STAT_COAL_TICKS, val);
  4421. }
  4422. }
  4423. /* tp->lock is held. */
  4424. static int tg3_reset_hw(struct tg3 *tp)
  4425. {
  4426. u32 val, rdmac_mode;
  4427. int i, err, limit;
  4428. tg3_disable_ints(tp);
  4429. tg3_stop_fw(tp);
  4430. tg3_write_sig_pre_reset(tp, RESET_KIND_INIT);
  4431. if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
  4432. tg3_abort_hw(tp, 1);
  4433. }
  4434. err = tg3_chip_reset(tp);
  4435. if (err)
  4436. return err;
  4437. tg3_write_sig_legacy(tp, RESET_KIND_INIT);
  4438. /* This works around an issue with Athlon chipsets on
  4439. * B3 tigon3 silicon. This bit has no effect on any
  4440. * other revision. But do not set this on PCI Express
  4441. * chips.
  4442. */
  4443. if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  4444. tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
  4445. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  4446. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  4447. (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  4448. val = tr32(TG3PCI_PCISTATE);
  4449. val |= PCISTATE_RETRY_SAME_DMA;
  4450. tw32(TG3PCI_PCISTATE, val);
  4451. }
  4452. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) {
  4453. /* Enable some hw fixes. */
  4454. val = tr32(TG3PCI_MSI_DATA);
  4455. val |= (1 << 26) | (1 << 28) | (1 << 29);
  4456. tw32(TG3PCI_MSI_DATA, val);
  4457. }
  4458. /* Descriptor ring init may make accesses to the
  4459. * NIC SRAM area to setup the TX descriptors, so we
  4460. * can only do this after the hardware has been
  4461. * successfully reset.
  4462. */
  4463. tg3_init_rings(tp);
  4464. /* This value is determined during the probe time DMA
  4465. * engine test, tg3_test_dma.
  4466. */
  4467. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  4468. tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
  4469. GRC_MODE_4X_NIC_SEND_RINGS |
  4470. GRC_MODE_NO_TX_PHDR_CSUM |
  4471. GRC_MODE_NO_RX_PHDR_CSUM);
  4472. tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
  4473. if (tp->tg3_flags & TG3_FLAG_NO_TX_PSEUDO_CSUM)
  4474. tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
  4475. if (tp->tg3_flags & TG3_FLAG_NO_RX_PSEUDO_CSUM)
  4476. tp->grc_mode |= GRC_MODE_NO_RX_PHDR_CSUM;
  4477. tw32(GRC_MODE,
  4478. tp->grc_mode |
  4479. (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));
  4480. /* Setup the timer prescalar register. Clock is always 66Mhz. */
  4481. val = tr32(GRC_MISC_CFG);
  4482. val &= ~0xff;
  4483. val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT);
  4484. tw32(GRC_MISC_CFG, val);
  4485. /* Initialize MBUF/DESC pool. */
  4486. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
  4487. /* Do nothing. */
  4488. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
  4489. tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
  4490. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  4491. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
  4492. else
  4493. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
  4494. tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
  4495. tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
  4496. }
  4497. #if TG3_TSO_SUPPORT != 0
  4498. else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  4499. int fw_len;
  4500. fw_len = (TG3_TSO5_FW_TEXT_LEN +
  4501. TG3_TSO5_FW_RODATA_LEN +
  4502. TG3_TSO5_FW_DATA_LEN +
  4503. TG3_TSO5_FW_SBSS_LEN +
  4504. TG3_TSO5_FW_BSS_LEN);
  4505. fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1);
  4506. tw32(BUFMGR_MB_POOL_ADDR,
  4507. NIC_SRAM_MBUF_POOL_BASE5705 + fw_len);
  4508. tw32(BUFMGR_MB_POOL_SIZE,
  4509. NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
  4510. }
  4511. #endif
  4512. if (!(tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE)) {
  4513. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  4514. tp->bufmgr_config.mbuf_read_dma_low_water);
  4515. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  4516. tp->bufmgr_config.mbuf_mac_rx_low_water);
  4517. tw32(BUFMGR_MB_HIGH_WATER,
  4518. tp->bufmgr_config.mbuf_high_water);
  4519. } else {
  4520. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  4521. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
  4522. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  4523. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
  4524. tw32(BUFMGR_MB_HIGH_WATER,
  4525. tp->bufmgr_config.mbuf_high_water_jumbo);
  4526. }
  4527. tw32(BUFMGR_DMA_LOW_WATER,
  4528. tp->bufmgr_config.dma_low_water);
  4529. tw32(BUFMGR_DMA_HIGH_WATER,
  4530. tp->bufmgr_config.dma_high_water);
  4531. tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
  4532. for (i = 0; i < 2000; i++) {
  4533. if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
  4534. break;
  4535. udelay(10);
  4536. }
  4537. if (i >= 2000) {
  4538. printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n",
  4539. tp->dev->name);
  4540. return -ENODEV;
  4541. }
  4542. /* Setup replenish threshold. */
  4543. tw32(RCVBDI_STD_THRESH, tp->rx_pending / 8);
  4544. /* Initialize TG3_BDINFO's at:
  4545. * RCVDBDI_STD_BD: standard eth size rx ring
  4546. * RCVDBDI_JUMBO_BD: jumbo frame rx ring
  4547. * RCVDBDI_MINI_BD: small frame rx ring (??? does not work)
  4548. *
  4549. * like so:
  4550. * TG3_BDINFO_HOST_ADDR: high/low parts of DMA address of ring
  4551. * TG3_BDINFO_MAXLEN_FLAGS: (rx max buffer size << 16) |
  4552. * ring attribute flags
  4553. * TG3_BDINFO_NIC_ADDR: location of descriptors in nic SRAM
  4554. *
  4555. * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
  4556. * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
  4557. *
  4558. * The size of each ring is fixed in the firmware, but the location is
  4559. * configurable.
  4560. */
  4561. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4562. ((u64) tp->rx_std_mapping >> 32));
  4563. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  4564. ((u64) tp->rx_std_mapping & 0xffffffff));
  4565. tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
  4566. NIC_SRAM_RX_BUFFER_DESC);
  4567. /* Don't even try to program the JUMBO/MINI buffer descriptor
  4568. * configs on 5705.
  4569. */
  4570. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  4571. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4572. RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
  4573. } else {
  4574. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4575. RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  4576. tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4577. BDINFO_FLAGS_DISABLED);
  4578. /* Setup replenish threshold. */
  4579. tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8);
  4580. if (tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE) {
  4581. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4582. ((u64) tp->rx_jumbo_mapping >> 32));
  4583. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  4584. ((u64) tp->rx_jumbo_mapping & 0xffffffff));
  4585. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4586. RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  4587. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
  4588. NIC_SRAM_RX_JUMBO_BUFFER_DESC);
  4589. } else {
  4590. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4591. BDINFO_FLAGS_DISABLED);
  4592. }
  4593. }
  4594. /* There is only one send ring on 5705/5750, no need to explicitly
  4595. * disable the others.
  4596. */
  4597. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4598. /* Clear out send RCB ring in SRAM. */
  4599. for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
  4600. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  4601. BDINFO_FLAGS_DISABLED);
  4602. }
  4603. tp->tx_prod = 0;
  4604. tp->tx_cons = 0;
  4605. tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4606. tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4607. tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
  4608. tp->tx_desc_mapping,
  4609. (TG3_TX_RING_SIZE <<
  4610. BDINFO_FLAGS_MAXLEN_SHIFT),
  4611. NIC_SRAM_TX_BUFFER_DESC);
  4612. /* There is only one receive return ring on 5705/5750, no need
  4613. * to explicitly disable the others.
  4614. */
  4615. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4616. for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK;
  4617. i += TG3_BDINFO_SIZE) {
  4618. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  4619. BDINFO_FLAGS_DISABLED);
  4620. }
  4621. }
  4622. tp->rx_rcb_ptr = 0;
  4623. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4624. tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
  4625. tp->rx_rcb_mapping,
  4626. (TG3_RX_RCB_RING_SIZE(tp) <<
  4627. BDINFO_FLAGS_MAXLEN_SHIFT),
  4628. 0);
  4629. tp->rx_std_ptr = tp->rx_pending;
  4630. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  4631. tp->rx_std_ptr);
  4632. tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE) ?
  4633. tp->rx_jumbo_pending : 0;
  4634. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  4635. tp->rx_jumbo_ptr);
  4636. /* Initialize MAC address and backoff seed. */
  4637. __tg3_set_mac_addr(tp);
  4638. /* MTU + ethernet header + FCS + optional VLAN tag */
  4639. tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
  4640. /* The slot time is changed by tg3_setup_phy if we
  4641. * run at gigabit with half duplex.
  4642. */
  4643. tw32(MAC_TX_LENGTHS,
  4644. (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  4645. (6 << TX_LENGTHS_IPG_SHIFT) |
  4646. (32 << TX_LENGTHS_SLOT_TIME_SHIFT));
  4647. /* Receive rules. */
  4648. tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS);
  4649. tw32(RCVLPC_CONFIG, 0x0181);
  4650. /* Calculate RDMAC_MODE setting early, we need it to determine
  4651. * the RCVLPC_STATE_ENABLE mask.
  4652. */
  4653. rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
  4654. RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
  4655. RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
  4656. RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
  4657. RDMAC_MODE_LNGREAD_ENAB);
  4658. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  4659. rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
  4660. /* If statement applies to 5705 and 5750 PCI devices only */
  4661. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  4662. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  4663. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) {
  4664. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE &&
  4665. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  4666. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  4667. rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128;
  4668. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  4669. !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
  4670. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  4671. }
  4672. }
  4673. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
  4674. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  4675. #if TG3_TSO_SUPPORT != 0
  4676. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4677. rdmac_mode |= (1 << 27);
  4678. #endif
  4679. /* Receive/send statistics. */
  4680. if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) &&
  4681. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  4682. val = tr32(RCVLPC_STATS_ENABLE);
  4683. val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX;
  4684. tw32(RCVLPC_STATS_ENABLE, val);
  4685. } else {
  4686. tw32(RCVLPC_STATS_ENABLE, 0xffffff);
  4687. }
  4688. tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE);
  4689. tw32(SNDDATAI_STATSENAB, 0xffffff);
  4690. tw32(SNDDATAI_STATSCTRL,
  4691. (SNDDATAI_SCTRL_ENABLE |
  4692. SNDDATAI_SCTRL_FASTUPD));
  4693. /* Setup host coalescing engine. */
  4694. tw32(HOSTCC_MODE, 0);
  4695. for (i = 0; i < 2000; i++) {
  4696. if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
  4697. break;
  4698. udelay(10);
  4699. }
  4700. tg3_set_coalesce(tp, &tp->coal);
  4701. /* set status block DMA address */
  4702. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4703. ((u64) tp->status_mapping >> 32));
  4704. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  4705. ((u64) tp->status_mapping & 0xffffffff));
  4706. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4707. /* Status/statistics block address. See tg3_timer,
  4708. * the tg3_periodic_fetch_stats call there, and
  4709. * tg3_get_stats to see how this works for 5705/5750 chips.
  4710. */
  4711. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4712. ((u64) tp->stats_mapping >> 32));
  4713. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  4714. ((u64) tp->stats_mapping & 0xffffffff));
  4715. tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK);
  4716. tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK);
  4717. }
  4718. tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode);
  4719. tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE);
  4720. tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE);
  4721. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4722. tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE);
  4723. /* Clear statistics/status block in chip, and status block in ram. */
  4724. for (i = NIC_SRAM_STATS_BLK;
  4725. i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
  4726. i += sizeof(u32)) {
  4727. tg3_write_mem(tp, i, 0);
  4728. udelay(40);
  4729. }
  4730. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  4731. tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
  4732. MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
  4733. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);
  4734. udelay(40);
  4735. /* tp->grc_local_ctrl is partially set up during tg3_get_invariants().
  4736. * If TG3_FLAG_EEPROM_WRITE_PROT is set, we should read the
  4737. * register to preserve the GPIO settings for LOMs. The GPIOs,
  4738. * whether used as inputs or outputs, are set by boot code after
  4739. * reset.
  4740. */
  4741. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  4742. u32 gpio_mask;
  4743. gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 |
  4744. GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2;
  4745. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  4746. gpio_mask |= GRC_LCLCTRL_GPIO_OE3 |
  4747. GRC_LCLCTRL_GPIO_OUTPUT3;
  4748. tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
  4749. /* GPIO1 must be driven high for eeprom write protect */
  4750. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  4751. GRC_LCLCTRL_GPIO_OUTPUT1);
  4752. }
  4753. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  4754. udelay(100);
  4755. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
  4756. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  4757. tp->last_tag = 0;
  4758. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4759. tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
  4760. udelay(40);
  4761. }
  4762. val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
  4763. WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
  4764. WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
  4765. WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
  4766. WDMAC_MODE_LNGREAD_ENAB);
  4767. /* If statement applies to 5705 and 5750 PCI devices only */
  4768. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  4769. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  4770. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  4771. if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) &&
  4772. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  4773. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  4774. /* nothing */
  4775. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  4776. !(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  4777. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  4778. val |= WDMAC_MODE_RX_ACCEL;
  4779. }
  4780. }
  4781. tw32_f(WDMAC_MODE, val);
  4782. udelay(40);
  4783. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) {
  4784. val = tr32(TG3PCI_X_CAPS);
  4785. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
  4786. val &= ~PCIX_CAPS_BURST_MASK;
  4787. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  4788. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  4789. val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
  4790. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  4791. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  4792. val |= (tp->split_mode_max_reqs <<
  4793. PCIX_CAPS_SPLIT_SHIFT);
  4794. }
  4795. tw32(TG3PCI_X_CAPS, val);
  4796. }
  4797. tw32_f(RDMAC_MODE, rdmac_mode);
  4798. udelay(40);
  4799. tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE);
  4800. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4801. tw32(MBFREE_MODE, MBFREE_MODE_ENABLE);
  4802. tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
  4803. tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE);
  4804. tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
  4805. tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
  4806. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
  4807. #if TG3_TSO_SUPPORT != 0
  4808. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4809. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
  4810. #endif
  4811. tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
  4812. tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
  4813. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
  4814. err = tg3_load_5701_a0_firmware_fix(tp);
  4815. if (err)
  4816. return err;
  4817. }
  4818. #if TG3_TSO_SUPPORT != 0
  4819. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  4820. err = tg3_load_tso_firmware(tp);
  4821. if (err)
  4822. return err;
  4823. }
  4824. #endif
  4825. tp->tx_mode = TX_MODE_ENABLE;
  4826. tw32_f(MAC_TX_MODE, tp->tx_mode);
  4827. udelay(100);
  4828. tp->rx_mode = RX_MODE_ENABLE;
  4829. tw32_f(MAC_RX_MODE, tp->rx_mode);
  4830. udelay(10);
  4831. if (tp->link_config.phy_is_low_power) {
  4832. tp->link_config.phy_is_low_power = 0;
  4833. tp->link_config.speed = tp->link_config.orig_speed;
  4834. tp->link_config.duplex = tp->link_config.orig_duplex;
  4835. tp->link_config.autoneg = tp->link_config.orig_autoneg;
  4836. }
  4837. tp->mi_mode = MAC_MI_MODE_BASE;
  4838. tw32_f(MAC_MI_MODE, tp->mi_mode);
  4839. udelay(80);
  4840. tw32(MAC_LED_CTRL, tp->led_ctrl);
  4841. tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
  4842. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  4843. tw32_f(MAC_RX_MODE, RX_MODE_RESET);
  4844. udelay(10);
  4845. }
  4846. tw32_f(MAC_RX_MODE, tp->rx_mode);
  4847. udelay(10);
  4848. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  4849. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) &&
  4850. !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) {
  4851. /* Set drive transmission level to 1.2V */
  4852. /* only if the signal pre-emphasis bit is not set */
  4853. val = tr32(MAC_SERDES_CFG);
  4854. val &= 0xfffff000;
  4855. val |= 0x880;
  4856. tw32(MAC_SERDES_CFG, val);
  4857. }
  4858. if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
  4859. tw32(MAC_SERDES_CFG, 0x616000);
  4860. }
  4861. /* Prevent chip from dropping frames when flow control
  4862. * is enabled.
  4863. */
  4864. tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
  4865. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  4866. (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  4867. /* Use hardware link auto-negotiation */
  4868. tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG;
  4869. }
  4870. err = tg3_setup_phy(tp, 1);
  4871. if (err)
  4872. return err;
  4873. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  4874. u32 tmp;
  4875. /* Clear CRC stats. */
  4876. if (!tg3_readphy(tp, 0x1e, &tmp)) {
  4877. tg3_writephy(tp, 0x1e, tmp | 0x8000);
  4878. tg3_readphy(tp, 0x14, &tmp);
  4879. }
  4880. }
  4881. __tg3_set_rx_mode(tp->dev);
  4882. /* Initialize receive rules. */
  4883. tw32(MAC_RCV_RULE_0, 0xc2000000 & RCV_RULE_DISABLE_MASK);
  4884. tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
  4885. tw32(MAC_RCV_RULE_1, 0x86000004 & RCV_RULE_DISABLE_MASK);
  4886. tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);
  4887. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  4888. limit = 8;
  4889. else
  4890. limit = 16;
  4891. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
  4892. limit -= 4;
  4893. switch (limit) {
  4894. case 16:
  4895. tw32(MAC_RCV_RULE_15, 0); tw32(MAC_RCV_VALUE_15, 0);
  4896. case 15:
  4897. tw32(MAC_RCV_RULE_14, 0); tw32(MAC_RCV_VALUE_14, 0);
  4898. case 14:
  4899. tw32(MAC_RCV_RULE_13, 0); tw32(MAC_RCV_VALUE_13, 0);
  4900. case 13:
  4901. tw32(MAC_RCV_RULE_12, 0); tw32(MAC_RCV_VALUE_12, 0);
  4902. case 12:
  4903. tw32(MAC_RCV_RULE_11, 0); tw32(MAC_RCV_VALUE_11, 0);
  4904. case 11:
  4905. tw32(MAC_RCV_RULE_10, 0); tw32(MAC_RCV_VALUE_10, 0);
  4906. case 10:
  4907. tw32(MAC_RCV_RULE_9, 0); tw32(MAC_RCV_VALUE_9, 0);
  4908. case 9:
  4909. tw32(MAC_RCV_RULE_8, 0); tw32(MAC_RCV_VALUE_8, 0);
  4910. case 8:
  4911. tw32(MAC_RCV_RULE_7, 0); tw32(MAC_RCV_VALUE_7, 0);
  4912. case 7:
  4913. tw32(MAC_RCV_RULE_6, 0); tw32(MAC_RCV_VALUE_6, 0);
  4914. case 6:
  4915. tw32(MAC_RCV_RULE_5, 0); tw32(MAC_RCV_VALUE_5, 0);
  4916. case 5:
  4917. tw32(MAC_RCV_RULE_4, 0); tw32(MAC_RCV_VALUE_4, 0);
  4918. case 4:
  4919. /* tw32(MAC_RCV_RULE_3, 0); tw32(MAC_RCV_VALUE_3, 0); */
  4920. case 3:
  4921. /* tw32(MAC_RCV_RULE_2, 0); tw32(MAC_RCV_VALUE_2, 0); */
  4922. case 2:
  4923. case 1:
  4924. default:
  4925. break;
  4926. };
  4927. tg3_write_sig_post_reset(tp, RESET_KIND_INIT);
  4928. if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)
  4929. tg3_enable_ints(tp);
  4930. return 0;
  4931. }
  4932. /* Called at device open time to get the chip ready for
  4933. * packet processing. Invoked with tp->lock held.
  4934. */
  4935. static int tg3_init_hw(struct tg3 *tp)
  4936. {
  4937. int err;
  4938. /* Force the chip into D0. */
  4939. err = tg3_set_power_state(tp, 0);
  4940. if (err)
  4941. goto out;
  4942. tg3_switch_clocks(tp);
  4943. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  4944. err = tg3_reset_hw(tp);
  4945. out:
  4946. return err;
  4947. }
  4948. #define TG3_STAT_ADD32(PSTAT, REG) \
  4949. do { u32 __val = tr32(REG); \
  4950. (PSTAT)->low += __val; \
  4951. if ((PSTAT)->low < __val) \
  4952. (PSTAT)->high += 1; \
  4953. } while (0)
  4954. static void tg3_periodic_fetch_stats(struct tg3 *tp)
  4955. {
  4956. struct tg3_hw_stats *sp = tp->hw_stats;
  4957. if (!netif_carrier_ok(tp->dev))
  4958. return;
  4959. TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS);
  4960. TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS);
  4961. TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT);
  4962. TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT);
  4963. TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS);
  4964. TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS);
  4965. TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS);
  4966. TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED);
  4967. TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL);
  4968. TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL);
  4969. TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST);
  4970. TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST);
  4971. TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST);
  4972. TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS);
  4973. TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS);
  4974. TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST);
  4975. TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST);
  4976. TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST);
  4977. TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS);
  4978. TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS);
  4979. TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD);
  4980. TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD);
  4981. TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD);
  4982. TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED);
  4983. TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG);
  4984. TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS);
  4985. TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE);
  4986. }
  4987. static void tg3_timer(unsigned long __opaque)
  4988. {
  4989. struct tg3 *tp = (struct tg3 *) __opaque;
  4990. unsigned long flags;
  4991. spin_lock_irqsave(&tp->lock, flags);
  4992. spin_lock(&tp->tx_lock);
  4993. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  4994. /* All of this garbage is because when using non-tagged
  4995. * IRQ status the mailbox/status_block protocol the chip
  4996. * uses with the cpu is race prone.
  4997. */
  4998. if (tp->hw_status->status & SD_STATUS_UPDATED) {
  4999. tw32(GRC_LOCAL_CTRL,
  5000. tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
  5001. } else {
  5002. tw32(HOSTCC_MODE, tp->coalesce_mode |
  5003. (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
  5004. }
  5005. if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  5006. tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER;
  5007. spin_unlock(&tp->tx_lock);
  5008. spin_unlock_irqrestore(&tp->lock, flags);
  5009. schedule_work(&tp->reset_task);
  5010. return;
  5011. }
  5012. }
  5013. /* This part only runs once per second. */
  5014. if (!--tp->timer_counter) {
  5015. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  5016. tg3_periodic_fetch_stats(tp);
  5017. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  5018. u32 mac_stat;
  5019. int phy_event;
  5020. mac_stat = tr32(MAC_STATUS);
  5021. phy_event = 0;
  5022. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) {
  5023. if (mac_stat & MAC_STATUS_MI_INTERRUPT)
  5024. phy_event = 1;
  5025. } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)
  5026. phy_event = 1;
  5027. if (phy_event)
  5028. tg3_setup_phy(tp, 0);
  5029. } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) {
  5030. u32 mac_stat = tr32(MAC_STATUS);
  5031. int need_setup = 0;
  5032. if (netif_carrier_ok(tp->dev) &&
  5033. (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) {
  5034. need_setup = 1;
  5035. }
  5036. if (! netif_carrier_ok(tp->dev) &&
  5037. (mac_stat & (MAC_STATUS_PCS_SYNCED |
  5038. MAC_STATUS_SIGNAL_DET))) {
  5039. need_setup = 1;
  5040. }
  5041. if (need_setup) {
  5042. tw32_f(MAC_MODE,
  5043. (tp->mac_mode &
  5044. ~MAC_MODE_PORT_MODE_MASK));
  5045. udelay(40);
  5046. tw32_f(MAC_MODE, tp->mac_mode);
  5047. udelay(40);
  5048. tg3_setup_phy(tp, 0);
  5049. }
  5050. }
  5051. tp->timer_counter = tp->timer_multiplier;
  5052. }
  5053. /* Heartbeat is only sent once every 120 seconds. */
  5054. if (!--tp->asf_counter) {
  5055. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  5056. u32 val;
  5057. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_ALIVE);
  5058. tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
  5059. tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 3);
  5060. val = tr32(GRC_RX_CPU_EVENT);
  5061. val |= (1 << 14);
  5062. tw32(GRC_RX_CPU_EVENT, val);
  5063. }
  5064. tp->asf_counter = tp->asf_multiplier;
  5065. }
  5066. spin_unlock(&tp->tx_lock);
  5067. spin_unlock_irqrestore(&tp->lock, flags);
  5068. tp->timer.expires = jiffies + tp->timer_offset;
  5069. add_timer(&tp->timer);
  5070. }
  5071. static int tg3_test_interrupt(struct tg3 *tp)
  5072. {
  5073. struct net_device *dev = tp->dev;
  5074. int err, i;
  5075. u32 int_mbox = 0;
  5076. if (!netif_running(dev))
  5077. return -ENODEV;
  5078. tg3_disable_ints(tp);
  5079. free_irq(tp->pdev->irq, dev);
  5080. err = request_irq(tp->pdev->irq, tg3_test_isr,
  5081. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5082. if (err)
  5083. return err;
  5084. tg3_enable_ints(tp);
  5085. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  5086. HOSTCC_MODE_NOW);
  5087. for (i = 0; i < 5; i++) {
  5088. int_mbox = tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  5089. if (int_mbox != 0)
  5090. break;
  5091. msleep(10);
  5092. }
  5093. tg3_disable_ints(tp);
  5094. free_irq(tp->pdev->irq, dev);
  5095. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
  5096. err = request_irq(tp->pdev->irq, tg3_msi,
  5097. SA_SAMPLE_RANDOM, dev->name, dev);
  5098. else {
  5099. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5100. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5101. fn = tg3_interrupt_tagged;
  5102. err = request_irq(tp->pdev->irq, fn,
  5103. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5104. }
  5105. if (err)
  5106. return err;
  5107. if (int_mbox != 0)
  5108. return 0;
  5109. return -EIO;
  5110. }
  5111. /* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is
  5112. * successfully restored
  5113. */
  5114. static int tg3_test_msi(struct tg3 *tp)
  5115. {
  5116. struct net_device *dev = tp->dev;
  5117. int err;
  5118. u16 pci_cmd;
  5119. if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI))
  5120. return 0;
  5121. /* Turn off SERR reporting in case MSI terminates with Master
  5122. * Abort.
  5123. */
  5124. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  5125. pci_write_config_word(tp->pdev, PCI_COMMAND,
  5126. pci_cmd & ~PCI_COMMAND_SERR);
  5127. err = tg3_test_interrupt(tp);
  5128. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  5129. if (!err)
  5130. return 0;
  5131. /* other failures */
  5132. if (err != -EIO)
  5133. return err;
  5134. /* MSI test failed, go back to INTx mode */
  5135. printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
  5136. "switching to INTx mode. Please report this failure to "
  5137. "the PCI maintainer and include system chipset information.\n",
  5138. tp->dev->name);
  5139. free_irq(tp->pdev->irq, dev);
  5140. pci_disable_msi(tp->pdev);
  5141. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5142. {
  5143. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5144. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5145. fn = tg3_interrupt_tagged;
  5146. err = request_irq(tp->pdev->irq, fn,
  5147. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5148. }
  5149. if (err)
  5150. return err;
  5151. /* Need to reset the chip because the MSI cycle may have terminated
  5152. * with Master Abort.
  5153. */
  5154. spin_lock_irq(&tp->lock);
  5155. spin_lock(&tp->tx_lock);
  5156. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5157. err = tg3_init_hw(tp);
  5158. spin_unlock(&tp->tx_lock);
  5159. spin_unlock_irq(&tp->lock);
  5160. if (err)
  5161. free_irq(tp->pdev->irq, dev);
  5162. return err;
  5163. }
  5164. static int tg3_open(struct net_device *dev)
  5165. {
  5166. struct tg3 *tp = netdev_priv(dev);
  5167. int err;
  5168. spin_lock_irq(&tp->lock);
  5169. spin_lock(&tp->tx_lock);
  5170. tg3_disable_ints(tp);
  5171. tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
  5172. spin_unlock(&tp->tx_lock);
  5173. spin_unlock_irq(&tp->lock);
  5174. /* The placement of this call is tied
  5175. * to the setup and use of Host TX descriptors.
  5176. */
  5177. err = tg3_alloc_consistent(tp);
  5178. if (err)
  5179. return err;
  5180. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  5181. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) &&
  5182. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX)) {
  5183. /* All MSI supporting chips should support tagged
  5184. * status. Assert that this is the case.
  5185. */
  5186. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5187. printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
  5188. "Not using MSI.\n", tp->dev->name);
  5189. } else if (pci_enable_msi(tp->pdev) == 0) {
  5190. u32 msi_mode;
  5191. msi_mode = tr32(MSGINT_MODE);
  5192. tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
  5193. tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
  5194. }
  5195. }
  5196. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
  5197. err = request_irq(tp->pdev->irq, tg3_msi,
  5198. SA_SAMPLE_RANDOM, dev->name, dev);
  5199. else {
  5200. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5201. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5202. fn = tg3_interrupt_tagged;
  5203. err = request_irq(tp->pdev->irq, fn,
  5204. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5205. }
  5206. if (err) {
  5207. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5208. pci_disable_msi(tp->pdev);
  5209. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5210. }
  5211. tg3_free_consistent(tp);
  5212. return err;
  5213. }
  5214. spin_lock_irq(&tp->lock);
  5215. spin_lock(&tp->tx_lock);
  5216. err = tg3_init_hw(tp);
  5217. if (err) {
  5218. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5219. tg3_free_rings(tp);
  5220. } else {
  5221. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5222. tp->timer_offset = HZ;
  5223. else
  5224. tp->timer_offset = HZ / 10;
  5225. BUG_ON(tp->timer_offset > HZ);
  5226. tp->timer_counter = tp->timer_multiplier =
  5227. (HZ / tp->timer_offset);
  5228. tp->asf_counter = tp->asf_multiplier =
  5229. ((HZ / tp->timer_offset) * 120);
  5230. init_timer(&tp->timer);
  5231. tp->timer.expires = jiffies + tp->timer_offset;
  5232. tp->timer.data = (unsigned long) tp;
  5233. tp->timer.function = tg3_timer;
  5234. }
  5235. spin_unlock(&tp->tx_lock);
  5236. spin_unlock_irq(&tp->lock);
  5237. if (err) {
  5238. free_irq(tp->pdev->irq, dev);
  5239. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5240. pci_disable_msi(tp->pdev);
  5241. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5242. }
  5243. tg3_free_consistent(tp);
  5244. return err;
  5245. }
  5246. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5247. err = tg3_test_msi(tp);
  5248. if (err) {
  5249. spin_lock_irq(&tp->lock);
  5250. spin_lock(&tp->tx_lock);
  5251. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5252. pci_disable_msi(tp->pdev);
  5253. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5254. }
  5255. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5256. tg3_free_rings(tp);
  5257. tg3_free_consistent(tp);
  5258. spin_unlock(&tp->tx_lock);
  5259. spin_unlock_irq(&tp->lock);
  5260. return err;
  5261. }
  5262. }
  5263. spin_lock_irq(&tp->lock);
  5264. spin_lock(&tp->tx_lock);
  5265. add_timer(&tp->timer);
  5266. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  5267. tg3_enable_ints(tp);
  5268. spin_unlock(&tp->tx_lock);
  5269. spin_unlock_irq(&tp->lock);
  5270. netif_start_queue(dev);
  5271. return 0;
  5272. }
  5273. #if 0
  5274. /*static*/ void tg3_dump_state(struct tg3 *tp)
  5275. {
  5276. u32 val32, val32_2, val32_3, val32_4, val32_5;
  5277. u16 val16;
  5278. int i;
  5279. pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
  5280. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
  5281. printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n",
  5282. val16, val32);
  5283. /* MAC block */
  5284. printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n",
  5285. tr32(MAC_MODE), tr32(MAC_STATUS));
  5286. printk(" MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n",
  5287. tr32(MAC_EVENT), tr32(MAC_LED_CTRL));
  5288. printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n",
  5289. tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS));
  5290. printk(" MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n",
  5291. tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS));
  5292. /* Send data initiator control block */
  5293. printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n",
  5294. tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS));
  5295. printk(" SNDDATAI_STATSCTRL[%08x]\n",
  5296. tr32(SNDDATAI_STATSCTRL));
  5297. /* Send data completion control block */
  5298. printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE));
  5299. /* Send BD ring selector block */
  5300. printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n",
  5301. tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS));
  5302. /* Send BD initiator control block */
  5303. printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n",
  5304. tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS));
  5305. /* Send BD completion control block */
  5306. printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE));
  5307. /* Receive list placement control block */
  5308. printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n",
  5309. tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS));
  5310. printk(" RCVLPC_STATSCTRL[%08x]\n",
  5311. tr32(RCVLPC_STATSCTRL));
  5312. /* Receive data and receive BD initiator control block */
  5313. printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n",
  5314. tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS));
  5315. /* Receive data completion control block */
  5316. printk("DEBUG: RCVDCC_MODE[%08x]\n",
  5317. tr32(RCVDCC_MODE));
  5318. /* Receive BD initiator control block */
  5319. printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n",
  5320. tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS));
  5321. /* Receive BD completion control block */
  5322. printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n",
  5323. tr32(RCVCC_MODE), tr32(RCVCC_STATUS));
  5324. /* Receive list selector control block */
  5325. printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n",
  5326. tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS));
  5327. /* Mbuf cluster free block */
  5328. printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n",
  5329. tr32(MBFREE_MODE), tr32(MBFREE_STATUS));
  5330. /* Host coalescing control block */
  5331. printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n",
  5332. tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS));
  5333. printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n",
  5334. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5335. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  5336. printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n",
  5337. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5338. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  5339. printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n",
  5340. tr32(HOSTCC_STATS_BLK_NIC_ADDR));
  5341. printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n",
  5342. tr32(HOSTCC_STATUS_BLK_NIC_ADDR));
  5343. /* Memory arbiter control block */
  5344. printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n",
  5345. tr32(MEMARB_MODE), tr32(MEMARB_STATUS));
  5346. /* Buffer manager control block */
  5347. printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n",
  5348. tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS));
  5349. printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n",
  5350. tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE));
  5351. printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] "
  5352. "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n",
  5353. tr32(BUFMGR_DMA_DESC_POOL_ADDR),
  5354. tr32(BUFMGR_DMA_DESC_POOL_SIZE));
  5355. /* Read DMA control block */
  5356. printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n",
  5357. tr32(RDMAC_MODE), tr32(RDMAC_STATUS));
  5358. /* Write DMA control block */
  5359. printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n",
  5360. tr32(WDMAC_MODE), tr32(WDMAC_STATUS));
  5361. /* DMA completion block */
  5362. printk("DEBUG: DMAC_MODE[%08x]\n",
  5363. tr32(DMAC_MODE));
  5364. /* GRC block */
  5365. printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n",
  5366. tr32(GRC_MODE), tr32(GRC_MISC_CFG));
  5367. printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n",
  5368. tr32(GRC_LOCAL_CTRL));
  5369. /* TG3_BDINFOs */
  5370. printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n",
  5371. tr32(RCVDBDI_JUMBO_BD + 0x0),
  5372. tr32(RCVDBDI_JUMBO_BD + 0x4),
  5373. tr32(RCVDBDI_JUMBO_BD + 0x8),
  5374. tr32(RCVDBDI_JUMBO_BD + 0xc));
  5375. printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n",
  5376. tr32(RCVDBDI_STD_BD + 0x0),
  5377. tr32(RCVDBDI_STD_BD + 0x4),
  5378. tr32(RCVDBDI_STD_BD + 0x8),
  5379. tr32(RCVDBDI_STD_BD + 0xc));
  5380. printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n",
  5381. tr32(RCVDBDI_MINI_BD + 0x0),
  5382. tr32(RCVDBDI_MINI_BD + 0x4),
  5383. tr32(RCVDBDI_MINI_BD + 0x8),
  5384. tr32(RCVDBDI_MINI_BD + 0xc));
  5385. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32);
  5386. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2);
  5387. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3);
  5388. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4);
  5389. printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n",
  5390. val32, val32_2, val32_3, val32_4);
  5391. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32);
  5392. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2);
  5393. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3);
  5394. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4);
  5395. printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n",
  5396. val32, val32_2, val32_3, val32_4);
  5397. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32);
  5398. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2);
  5399. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3);
  5400. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4);
  5401. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5);
  5402. printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n",
  5403. val32, val32_2, val32_3, val32_4, val32_5);
  5404. /* SW status block */
  5405. printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
  5406. tp->hw_status->status,
  5407. tp->hw_status->status_tag,
  5408. tp->hw_status->rx_jumbo_consumer,
  5409. tp->hw_status->rx_consumer,
  5410. tp->hw_status->rx_mini_consumer,
  5411. tp->hw_status->idx[0].rx_producer,
  5412. tp->hw_status->idx[0].tx_consumer);
  5413. /* SW statistics block */
  5414. printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
  5415. ((u32 *)tp->hw_stats)[0],
  5416. ((u32 *)tp->hw_stats)[1],
  5417. ((u32 *)tp->hw_stats)[2],
  5418. ((u32 *)tp->hw_stats)[3]);
  5419. /* Mailboxes */
  5420. printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n",
  5421. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0),
  5422. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4),
  5423. tr32(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0),
  5424. tr32(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4));
  5425. /* NIC side send descriptors. */
  5426. for (i = 0; i < 6; i++) {
  5427. unsigned long txd;
  5428. txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC
  5429. + (i * sizeof(struct tg3_tx_buffer_desc));
  5430. printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n",
  5431. i,
  5432. readl(txd + 0x0), readl(txd + 0x4),
  5433. readl(txd + 0x8), readl(txd + 0xc));
  5434. }
  5435. /* NIC side RX descriptors. */
  5436. for (i = 0; i < 6; i++) {
  5437. unsigned long rxd;
  5438. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC
  5439. + (i * sizeof(struct tg3_rx_buffer_desc));
  5440. printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n",
  5441. i,
  5442. readl(rxd + 0x0), readl(rxd + 0x4),
  5443. readl(rxd + 0x8), readl(rxd + 0xc));
  5444. rxd += (4 * sizeof(u32));
  5445. printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n",
  5446. i,
  5447. readl(rxd + 0x0), readl(rxd + 0x4),
  5448. readl(rxd + 0x8), readl(rxd + 0xc));
  5449. }
  5450. for (i = 0; i < 6; i++) {
  5451. unsigned long rxd;
  5452. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC
  5453. + (i * sizeof(struct tg3_rx_buffer_desc));
  5454. printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n",
  5455. i,
  5456. readl(rxd + 0x0), readl(rxd + 0x4),
  5457. readl(rxd + 0x8), readl(rxd + 0xc));
  5458. rxd += (4 * sizeof(u32));
  5459. printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n",
  5460. i,
  5461. readl(rxd + 0x0), readl(rxd + 0x4),
  5462. readl(rxd + 0x8), readl(rxd + 0xc));
  5463. }
  5464. }
  5465. #endif
  5466. static struct net_device_stats *tg3_get_stats(struct net_device *);
  5467. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *);
  5468. static int tg3_close(struct net_device *dev)
  5469. {
  5470. struct tg3 *tp = netdev_priv(dev);
  5471. netif_stop_queue(dev);
  5472. del_timer_sync(&tp->timer);
  5473. spin_lock_irq(&tp->lock);
  5474. spin_lock(&tp->tx_lock);
  5475. #if 0
  5476. tg3_dump_state(tp);
  5477. #endif
  5478. tg3_disable_ints(tp);
  5479. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5480. tg3_free_rings(tp);
  5481. tp->tg3_flags &=
  5482. ~(TG3_FLAG_INIT_COMPLETE |
  5483. TG3_FLAG_GOT_SERDES_FLOWCTL);
  5484. netif_carrier_off(tp->dev);
  5485. spin_unlock(&tp->tx_lock);
  5486. spin_unlock_irq(&tp->lock);
  5487. free_irq(tp->pdev->irq, dev);
  5488. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5489. pci_disable_msi(tp->pdev);
  5490. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5491. }
  5492. memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
  5493. sizeof(tp->net_stats_prev));
  5494. memcpy(&tp->estats_prev, tg3_get_estats(tp),
  5495. sizeof(tp->estats_prev));
  5496. tg3_free_consistent(tp);
  5497. return 0;
  5498. }
  5499. static inline unsigned long get_stat64(tg3_stat64_t *val)
  5500. {
  5501. unsigned long ret;
  5502. #if (BITS_PER_LONG == 32)
  5503. ret = val->low;
  5504. #else
  5505. ret = ((u64)val->high << 32) | ((u64)val->low);
  5506. #endif
  5507. return ret;
  5508. }
  5509. static unsigned long calc_crc_errors(struct tg3 *tp)
  5510. {
  5511. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5512. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
  5513. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  5514. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
  5515. unsigned long flags;
  5516. u32 val;
  5517. spin_lock_irqsave(&tp->lock, flags);
  5518. if (!tg3_readphy(tp, 0x1e, &val)) {
  5519. tg3_writephy(tp, 0x1e, val | 0x8000);
  5520. tg3_readphy(tp, 0x14, &val);
  5521. } else
  5522. val = 0;
  5523. spin_unlock_irqrestore(&tp->lock, flags);
  5524. tp->phy_crc_errors += val;
  5525. return tp->phy_crc_errors;
  5526. }
  5527. return get_stat64(&hw_stats->rx_fcs_errors);
  5528. }
  5529. #define ESTAT_ADD(member) \
  5530. estats->member = old_estats->member + \
  5531. get_stat64(&hw_stats->member)
  5532. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
  5533. {
  5534. struct tg3_ethtool_stats *estats = &tp->estats;
  5535. struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
  5536. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5537. if (!hw_stats)
  5538. return old_estats;
  5539. ESTAT_ADD(rx_octets);
  5540. ESTAT_ADD(rx_fragments);
  5541. ESTAT_ADD(rx_ucast_packets);
  5542. ESTAT_ADD(rx_mcast_packets);
  5543. ESTAT_ADD(rx_bcast_packets);
  5544. ESTAT_ADD(rx_fcs_errors);
  5545. ESTAT_ADD(rx_align_errors);
  5546. ESTAT_ADD(rx_xon_pause_rcvd);
  5547. ESTAT_ADD(rx_xoff_pause_rcvd);
  5548. ESTAT_ADD(rx_mac_ctrl_rcvd);
  5549. ESTAT_ADD(rx_xoff_entered);
  5550. ESTAT_ADD(rx_frame_too_long_errors);
  5551. ESTAT_ADD(rx_jabbers);
  5552. ESTAT_ADD(rx_undersize_packets);
  5553. ESTAT_ADD(rx_in_length_errors);
  5554. ESTAT_ADD(rx_out_length_errors);
  5555. ESTAT_ADD(rx_64_or_less_octet_packets);
  5556. ESTAT_ADD(rx_65_to_127_octet_packets);
  5557. ESTAT_ADD(rx_128_to_255_octet_packets);
  5558. ESTAT_ADD(rx_256_to_511_octet_packets);
  5559. ESTAT_ADD(rx_512_to_1023_octet_packets);
  5560. ESTAT_ADD(rx_1024_to_1522_octet_packets);
  5561. ESTAT_ADD(rx_1523_to_2047_octet_packets);
  5562. ESTAT_ADD(rx_2048_to_4095_octet_packets);
  5563. ESTAT_ADD(rx_4096_to_8191_octet_packets);
  5564. ESTAT_ADD(rx_8192_to_9022_octet_packets);
  5565. ESTAT_ADD(tx_octets);
  5566. ESTAT_ADD(tx_collisions);
  5567. ESTAT_ADD(tx_xon_sent);
  5568. ESTAT_ADD(tx_xoff_sent);
  5569. ESTAT_ADD(tx_flow_control);
  5570. ESTAT_ADD(tx_mac_errors);
  5571. ESTAT_ADD(tx_single_collisions);
  5572. ESTAT_ADD(tx_mult_collisions);
  5573. ESTAT_ADD(tx_deferred);
  5574. ESTAT_ADD(tx_excessive_collisions);
  5575. ESTAT_ADD(tx_late_collisions);
  5576. ESTAT_ADD(tx_collide_2times);
  5577. ESTAT_ADD(tx_collide_3times);
  5578. ESTAT_ADD(tx_collide_4times);
  5579. ESTAT_ADD(tx_collide_5times);
  5580. ESTAT_ADD(tx_collide_6times);
  5581. ESTAT_ADD(tx_collide_7times);
  5582. ESTAT_ADD(tx_collide_8times);
  5583. ESTAT_ADD(tx_collide_9times);
  5584. ESTAT_ADD(tx_collide_10times);
  5585. ESTAT_ADD(tx_collide_11times);
  5586. ESTAT_ADD(tx_collide_12times);
  5587. ESTAT_ADD(tx_collide_13times);
  5588. ESTAT_ADD(tx_collide_14times);
  5589. ESTAT_ADD(tx_collide_15times);
  5590. ESTAT_ADD(tx_ucast_packets);
  5591. ESTAT_ADD(tx_mcast_packets);
  5592. ESTAT_ADD(tx_bcast_packets);
  5593. ESTAT_ADD(tx_carrier_sense_errors);
  5594. ESTAT_ADD(tx_discards);
  5595. ESTAT_ADD(tx_errors);
  5596. ESTAT_ADD(dma_writeq_full);
  5597. ESTAT_ADD(dma_write_prioq_full);
  5598. ESTAT_ADD(rxbds_empty);
  5599. ESTAT_ADD(rx_discards);
  5600. ESTAT_ADD(rx_errors);
  5601. ESTAT_ADD(rx_threshold_hit);
  5602. ESTAT_ADD(dma_readq_full);
  5603. ESTAT_ADD(dma_read_prioq_full);
  5604. ESTAT_ADD(tx_comp_queue_full);
  5605. ESTAT_ADD(ring_set_send_prod_index);
  5606. ESTAT_ADD(ring_status_update);
  5607. ESTAT_ADD(nic_irqs);
  5608. ESTAT_ADD(nic_avoided_irqs);
  5609. ESTAT_ADD(nic_tx_threshold_hit);
  5610. return estats;
  5611. }
  5612. static struct net_device_stats *tg3_get_stats(struct net_device *dev)
  5613. {
  5614. struct tg3 *tp = netdev_priv(dev);
  5615. struct net_device_stats *stats = &tp->net_stats;
  5616. struct net_device_stats *old_stats = &tp->net_stats_prev;
  5617. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5618. if (!hw_stats)
  5619. return old_stats;
  5620. stats->rx_packets = old_stats->rx_packets +
  5621. get_stat64(&hw_stats->rx_ucast_packets) +
  5622. get_stat64(&hw_stats->rx_mcast_packets) +
  5623. get_stat64(&hw_stats->rx_bcast_packets);
  5624. stats->tx_packets = old_stats->tx_packets +
  5625. get_stat64(&hw_stats->tx_ucast_packets) +
  5626. get_stat64(&hw_stats->tx_mcast_packets) +
  5627. get_stat64(&hw_stats->tx_bcast_packets);
  5628. stats->rx_bytes = old_stats->rx_bytes +
  5629. get_stat64(&hw_stats->rx_octets);
  5630. stats->tx_bytes = old_stats->tx_bytes +
  5631. get_stat64(&hw_stats->tx_octets);
  5632. stats->rx_errors = old_stats->rx_errors +
  5633. get_stat64(&hw_stats->rx_errors) +
  5634. get_stat64(&hw_stats->rx_discards);
  5635. stats->tx_errors = old_stats->tx_errors +
  5636. get_stat64(&hw_stats->tx_errors) +
  5637. get_stat64(&hw_stats->tx_mac_errors) +
  5638. get_stat64(&hw_stats->tx_carrier_sense_errors) +
  5639. get_stat64(&hw_stats->tx_discards);
  5640. stats->multicast = old_stats->multicast +
  5641. get_stat64(&hw_stats->rx_mcast_packets);
  5642. stats->collisions = old_stats->collisions +
  5643. get_stat64(&hw_stats->tx_collisions);
  5644. stats->rx_length_errors = old_stats->rx_length_errors +
  5645. get_stat64(&hw_stats->rx_frame_too_long_errors) +
  5646. get_stat64(&hw_stats->rx_undersize_packets);
  5647. stats->rx_over_errors = old_stats->rx_over_errors +
  5648. get_stat64(&hw_stats->rxbds_empty);
  5649. stats->rx_frame_errors = old_stats->rx_frame_errors +
  5650. get_stat64(&hw_stats->rx_align_errors);
  5651. stats->tx_aborted_errors = old_stats->tx_aborted_errors +
  5652. get_stat64(&hw_stats->tx_discards);
  5653. stats->tx_carrier_errors = old_stats->tx_carrier_errors +
  5654. get_stat64(&hw_stats->tx_carrier_sense_errors);
  5655. stats->rx_crc_errors = old_stats->rx_crc_errors +
  5656. calc_crc_errors(tp);
  5657. return stats;
  5658. }
  5659. static inline u32 calc_crc(unsigned char *buf, int len)
  5660. {
  5661. u32 reg;
  5662. u32 tmp;
  5663. int j, k;
  5664. reg = 0xffffffff;
  5665. for (j = 0; j < len; j++) {
  5666. reg ^= buf[j];
  5667. for (k = 0; k < 8; k++) {
  5668. tmp = reg & 0x01;
  5669. reg >>= 1;
  5670. if (tmp) {
  5671. reg ^= 0xedb88320;
  5672. }
  5673. }
  5674. }
  5675. return ~reg;
  5676. }
  5677. static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all)
  5678. {
  5679. /* accept or reject all multicast frames */
  5680. tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0);
  5681. tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0);
  5682. tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0);
  5683. tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0);
  5684. }
  5685. static void __tg3_set_rx_mode(struct net_device *dev)
  5686. {
  5687. struct tg3 *tp = netdev_priv(dev);
  5688. u32 rx_mode;
  5689. rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC |
  5690. RX_MODE_KEEP_VLAN_TAG);
  5691. /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG
  5692. * flag clear.
  5693. */
  5694. #if TG3_VLAN_TAG_USED
  5695. if (!tp->vlgrp &&
  5696. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  5697. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  5698. #else
  5699. /* By definition, VLAN is disabled always in this
  5700. * case.
  5701. */
  5702. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  5703. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  5704. #endif
  5705. if (dev->flags & IFF_PROMISC) {
  5706. /* Promiscuous mode. */
  5707. rx_mode |= RX_MODE_PROMISC;
  5708. } else if (dev->flags & IFF_ALLMULTI) {
  5709. /* Accept all multicast. */
  5710. tg3_set_multi (tp, 1);
  5711. } else if (dev->mc_count < 1) {
  5712. /* Reject all multicast. */
  5713. tg3_set_multi (tp, 0);
  5714. } else {
  5715. /* Accept one or more multicast(s). */
  5716. struct dev_mc_list *mclist;
  5717. unsigned int i;
  5718. u32 mc_filter[4] = { 0, };
  5719. u32 regidx;
  5720. u32 bit;
  5721. u32 crc;
  5722. for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
  5723. i++, mclist = mclist->next) {
  5724. crc = calc_crc (mclist->dmi_addr, ETH_ALEN);
  5725. bit = ~crc & 0x7f;
  5726. regidx = (bit & 0x60) >> 5;
  5727. bit &= 0x1f;
  5728. mc_filter[regidx] |= (1 << bit);
  5729. }
  5730. tw32(MAC_HASH_REG_0, mc_filter[0]);
  5731. tw32(MAC_HASH_REG_1, mc_filter[1]);
  5732. tw32(MAC_HASH_REG_2, mc_filter[2]);
  5733. tw32(MAC_HASH_REG_3, mc_filter[3]);
  5734. }
  5735. if (rx_mode != tp->rx_mode) {
  5736. tp->rx_mode = rx_mode;
  5737. tw32_f(MAC_RX_MODE, rx_mode);
  5738. udelay(10);
  5739. }
  5740. }
  5741. static void tg3_set_rx_mode(struct net_device *dev)
  5742. {
  5743. struct tg3 *tp = netdev_priv(dev);
  5744. spin_lock_irq(&tp->lock);
  5745. spin_lock(&tp->tx_lock);
  5746. __tg3_set_rx_mode(dev);
  5747. spin_unlock(&tp->tx_lock);
  5748. spin_unlock_irq(&tp->lock);
  5749. }
  5750. #define TG3_REGDUMP_LEN (32 * 1024)
  5751. static int tg3_get_regs_len(struct net_device *dev)
  5752. {
  5753. return TG3_REGDUMP_LEN;
  5754. }
  5755. static void tg3_get_regs(struct net_device *dev,
  5756. struct ethtool_regs *regs, void *_p)
  5757. {
  5758. u32 *p = _p;
  5759. struct tg3 *tp = netdev_priv(dev);
  5760. u8 *orig_p = _p;
  5761. int i;
  5762. regs->version = 0;
  5763. memset(p, 0, TG3_REGDUMP_LEN);
  5764. spin_lock_irq(&tp->lock);
  5765. spin_lock(&tp->tx_lock);
  5766. #define __GET_REG32(reg) (*(p)++ = tr32(reg))
  5767. #define GET_REG32_LOOP(base,len) \
  5768. do { p = (u32 *)(orig_p + (base)); \
  5769. for (i = 0; i < len; i += 4) \
  5770. __GET_REG32((base) + i); \
  5771. } while (0)
  5772. #define GET_REG32_1(reg) \
  5773. do { p = (u32 *)(orig_p + (reg)); \
  5774. __GET_REG32((reg)); \
  5775. } while (0)
  5776. GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0);
  5777. GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200);
  5778. GET_REG32_LOOP(MAC_MODE, 0x4f0);
  5779. GET_REG32_LOOP(SNDDATAI_MODE, 0xe0);
  5780. GET_REG32_1(SNDDATAC_MODE);
  5781. GET_REG32_LOOP(SNDBDS_MODE, 0x80);
  5782. GET_REG32_LOOP(SNDBDI_MODE, 0x48);
  5783. GET_REG32_1(SNDBDC_MODE);
  5784. GET_REG32_LOOP(RCVLPC_MODE, 0x20);
  5785. GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c);
  5786. GET_REG32_LOOP(RCVDBDI_MODE, 0x0c);
  5787. GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c);
  5788. GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44);
  5789. GET_REG32_1(RCVDCC_MODE);
  5790. GET_REG32_LOOP(RCVBDI_MODE, 0x20);
  5791. GET_REG32_LOOP(RCVCC_MODE, 0x14);
  5792. GET_REG32_LOOP(RCVLSC_MODE, 0x08);
  5793. GET_REG32_1(MBFREE_MODE);
  5794. GET_REG32_LOOP(HOSTCC_MODE, 0x100);
  5795. GET_REG32_LOOP(MEMARB_MODE, 0x10);
  5796. GET_REG32_LOOP(BUFMGR_MODE, 0x58);
  5797. GET_REG32_LOOP(RDMAC_MODE, 0x08);
  5798. GET_REG32_LOOP(WDMAC_MODE, 0x08);
  5799. GET_REG32_LOOP(RX_CPU_BASE, 0x280);
  5800. GET_REG32_LOOP(TX_CPU_BASE, 0x280);
  5801. GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110);
  5802. GET_REG32_LOOP(FTQ_RESET, 0x120);
  5803. GET_REG32_LOOP(MSGINT_MODE, 0x0c);
  5804. GET_REG32_1(DMAC_MODE);
  5805. GET_REG32_LOOP(GRC_MODE, 0x4c);
  5806. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  5807. GET_REG32_LOOP(NVRAM_CMD, 0x24);
  5808. #undef __GET_REG32
  5809. #undef GET_REG32_LOOP
  5810. #undef GET_REG32_1
  5811. spin_unlock(&tp->tx_lock);
  5812. spin_unlock_irq(&tp->lock);
  5813. }
  5814. static int tg3_get_eeprom_len(struct net_device *dev)
  5815. {
  5816. struct tg3 *tp = netdev_priv(dev);
  5817. return tp->nvram_size;
  5818. }
  5819. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
  5820. static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  5821. {
  5822. struct tg3 *tp = netdev_priv(dev);
  5823. int ret;
  5824. u8 *pd;
  5825. u32 i, offset, len, val, b_offset, b_count;
  5826. offset = eeprom->offset;
  5827. len = eeprom->len;
  5828. eeprom->len = 0;
  5829. eeprom->magic = TG3_EEPROM_MAGIC;
  5830. if (offset & 3) {
  5831. /* adjustments to start on required 4 byte boundary */
  5832. b_offset = offset & 3;
  5833. b_count = 4 - b_offset;
  5834. if (b_count > len) {
  5835. /* i.e. offset=1 len=2 */
  5836. b_count = len;
  5837. }
  5838. ret = tg3_nvram_read(tp, offset-b_offset, &val);
  5839. if (ret)
  5840. return ret;
  5841. val = cpu_to_le32(val);
  5842. memcpy(data, ((char*)&val) + b_offset, b_count);
  5843. len -= b_count;
  5844. offset += b_count;
  5845. eeprom->len += b_count;
  5846. }
  5847. /* read bytes upto the last 4 byte boundary */
  5848. pd = &data[eeprom->len];
  5849. for (i = 0; i < (len - (len & 3)); i += 4) {
  5850. ret = tg3_nvram_read(tp, offset + i, &val);
  5851. if (ret) {
  5852. eeprom->len += i;
  5853. return ret;
  5854. }
  5855. val = cpu_to_le32(val);
  5856. memcpy(pd + i, &val, 4);
  5857. }
  5858. eeprom->len += i;
  5859. if (len & 3) {
  5860. /* read last bytes not ending on 4 byte boundary */
  5861. pd = &data[eeprom->len];
  5862. b_count = len & 3;
  5863. b_offset = offset + len - b_count;
  5864. ret = tg3_nvram_read(tp, b_offset, &val);
  5865. if (ret)
  5866. return ret;
  5867. val = cpu_to_le32(val);
  5868. memcpy(pd, ((char*)&val), b_count);
  5869. eeprom->len += b_count;
  5870. }
  5871. return 0;
  5872. }
  5873. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf);
  5874. static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  5875. {
  5876. struct tg3 *tp = netdev_priv(dev);
  5877. int ret;
  5878. u32 offset, len, b_offset, odd_len, start, end;
  5879. u8 *buf;
  5880. if (eeprom->magic != TG3_EEPROM_MAGIC)
  5881. return -EINVAL;
  5882. offset = eeprom->offset;
  5883. len = eeprom->len;
  5884. if ((b_offset = (offset & 3))) {
  5885. /* adjustments to start on required 4 byte boundary */
  5886. ret = tg3_nvram_read(tp, offset-b_offset, &start);
  5887. if (ret)
  5888. return ret;
  5889. start = cpu_to_le32(start);
  5890. len += b_offset;
  5891. offset &= ~3;
  5892. if (len < 4)
  5893. len = 4;
  5894. }
  5895. odd_len = 0;
  5896. if (len & 3) {
  5897. /* adjustments to end on required 4 byte boundary */
  5898. odd_len = 1;
  5899. len = (len + 3) & ~3;
  5900. ret = tg3_nvram_read(tp, offset+len-4, &end);
  5901. if (ret)
  5902. return ret;
  5903. end = cpu_to_le32(end);
  5904. }
  5905. buf = data;
  5906. if (b_offset || odd_len) {
  5907. buf = kmalloc(len, GFP_KERNEL);
  5908. if (buf == 0)
  5909. return -ENOMEM;
  5910. if (b_offset)
  5911. memcpy(buf, &start, 4);
  5912. if (odd_len)
  5913. memcpy(buf+len-4, &end, 4);
  5914. memcpy(buf + b_offset, data, eeprom->len);
  5915. }
  5916. ret = tg3_nvram_write_block(tp, offset, len, buf);
  5917. if (buf != data)
  5918. kfree(buf);
  5919. return ret;
  5920. }
  5921. static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  5922. {
  5923. struct tg3 *tp = netdev_priv(dev);
  5924. cmd->supported = (SUPPORTED_Autoneg);
  5925. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  5926. cmd->supported |= (SUPPORTED_1000baseT_Half |
  5927. SUPPORTED_1000baseT_Full);
  5928. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES))
  5929. cmd->supported |= (SUPPORTED_100baseT_Half |
  5930. SUPPORTED_100baseT_Full |
  5931. SUPPORTED_10baseT_Half |
  5932. SUPPORTED_10baseT_Full |
  5933. SUPPORTED_MII);
  5934. else
  5935. cmd->supported |= SUPPORTED_FIBRE;
  5936. cmd->advertising = tp->link_config.advertising;
  5937. if (netif_running(dev)) {
  5938. cmd->speed = tp->link_config.active_speed;
  5939. cmd->duplex = tp->link_config.active_duplex;
  5940. }
  5941. cmd->port = 0;
  5942. cmd->phy_address = PHY_ADDR;
  5943. cmd->transceiver = 0;
  5944. cmd->autoneg = tp->link_config.autoneg;
  5945. cmd->maxtxpkt = 0;
  5946. cmd->maxrxpkt = 0;
  5947. return 0;
  5948. }
  5949. static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  5950. {
  5951. struct tg3 *tp = netdev_priv(dev);
  5952. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  5953. /* These are the only valid advertisement bits allowed. */
  5954. if (cmd->autoneg == AUTONEG_ENABLE &&
  5955. (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
  5956. ADVERTISED_1000baseT_Full |
  5957. ADVERTISED_Autoneg |
  5958. ADVERTISED_FIBRE)))
  5959. return -EINVAL;
  5960. }
  5961. spin_lock_irq(&tp->lock);
  5962. spin_lock(&tp->tx_lock);
  5963. tp->link_config.autoneg = cmd->autoneg;
  5964. if (cmd->autoneg == AUTONEG_ENABLE) {
  5965. tp->link_config.advertising = cmd->advertising;
  5966. tp->link_config.speed = SPEED_INVALID;
  5967. tp->link_config.duplex = DUPLEX_INVALID;
  5968. } else {
  5969. tp->link_config.advertising = 0;
  5970. tp->link_config.speed = cmd->speed;
  5971. tp->link_config.duplex = cmd->duplex;
  5972. }
  5973. if (netif_running(dev))
  5974. tg3_setup_phy(tp, 1);
  5975. spin_unlock(&tp->tx_lock);
  5976. spin_unlock_irq(&tp->lock);
  5977. return 0;
  5978. }
  5979. static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
  5980. {
  5981. struct tg3 *tp = netdev_priv(dev);
  5982. strcpy(info->driver, DRV_MODULE_NAME);
  5983. strcpy(info->version, DRV_MODULE_VERSION);
  5984. strcpy(info->bus_info, pci_name(tp->pdev));
  5985. }
  5986. static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  5987. {
  5988. struct tg3 *tp = netdev_priv(dev);
  5989. wol->supported = WAKE_MAGIC;
  5990. wol->wolopts = 0;
  5991. if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
  5992. wol->wolopts = WAKE_MAGIC;
  5993. memset(&wol->sopass, 0, sizeof(wol->sopass));
  5994. }
  5995. static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  5996. {
  5997. struct tg3 *tp = netdev_priv(dev);
  5998. if (wol->wolopts & ~WAKE_MAGIC)
  5999. return -EINVAL;
  6000. if ((wol->wolopts & WAKE_MAGIC) &&
  6001. tp->tg3_flags2 & TG3_FLG2_PHY_SERDES &&
  6002. !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP))
  6003. return -EINVAL;
  6004. spin_lock_irq(&tp->lock);
  6005. if (wol->wolopts & WAKE_MAGIC)
  6006. tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
  6007. else
  6008. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  6009. spin_unlock_irq(&tp->lock);
  6010. return 0;
  6011. }
  6012. static u32 tg3_get_msglevel(struct net_device *dev)
  6013. {
  6014. struct tg3 *tp = netdev_priv(dev);
  6015. return tp->msg_enable;
  6016. }
  6017. static void tg3_set_msglevel(struct net_device *dev, u32 value)
  6018. {
  6019. struct tg3 *tp = netdev_priv(dev);
  6020. tp->msg_enable = value;
  6021. }
  6022. #if TG3_TSO_SUPPORT != 0
  6023. static int tg3_set_tso(struct net_device *dev, u32 value)
  6024. {
  6025. struct tg3 *tp = netdev_priv(dev);
  6026. if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  6027. if (value)
  6028. return -EINVAL;
  6029. return 0;
  6030. }
  6031. return ethtool_op_set_tso(dev, value);
  6032. }
  6033. #endif
  6034. static int tg3_nway_reset(struct net_device *dev)
  6035. {
  6036. struct tg3 *tp = netdev_priv(dev);
  6037. u32 bmcr;
  6038. int r;
  6039. if (!netif_running(dev))
  6040. return -EAGAIN;
  6041. spin_lock_irq(&tp->lock);
  6042. r = -EINVAL;
  6043. tg3_readphy(tp, MII_BMCR, &bmcr);
  6044. if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
  6045. (bmcr & BMCR_ANENABLE)) {
  6046. tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART);
  6047. r = 0;
  6048. }
  6049. spin_unlock_irq(&tp->lock);
  6050. return r;
  6051. }
  6052. static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6053. {
  6054. struct tg3 *tp = netdev_priv(dev);
  6055. ering->rx_max_pending = TG3_RX_RING_SIZE - 1;
  6056. ering->rx_mini_max_pending = 0;
  6057. ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1;
  6058. ering->rx_pending = tp->rx_pending;
  6059. ering->rx_mini_pending = 0;
  6060. ering->rx_jumbo_pending = tp->rx_jumbo_pending;
  6061. ering->tx_pending = tp->tx_pending;
  6062. }
  6063. static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6064. {
  6065. struct tg3 *tp = netdev_priv(dev);
  6066. if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) ||
  6067. (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) ||
  6068. (ering->tx_pending > TG3_TX_RING_SIZE - 1))
  6069. return -EINVAL;
  6070. if (netif_running(dev))
  6071. tg3_netif_stop(tp);
  6072. spin_lock_irq(&tp->lock);
  6073. spin_lock(&tp->tx_lock);
  6074. tp->rx_pending = ering->rx_pending;
  6075. if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) &&
  6076. tp->rx_pending > 63)
  6077. tp->rx_pending = 63;
  6078. tp->rx_jumbo_pending = ering->rx_jumbo_pending;
  6079. tp->tx_pending = ering->tx_pending;
  6080. if (netif_running(dev)) {
  6081. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6082. tg3_init_hw(tp);
  6083. tg3_netif_start(tp);
  6084. }
  6085. spin_unlock(&tp->tx_lock);
  6086. spin_unlock_irq(&tp->lock);
  6087. return 0;
  6088. }
  6089. static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6090. {
  6091. struct tg3 *tp = netdev_priv(dev);
  6092. epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
  6093. epause->rx_pause = (tp->tg3_flags & TG3_FLAG_RX_PAUSE) != 0;
  6094. epause->tx_pause = (tp->tg3_flags & TG3_FLAG_TX_PAUSE) != 0;
  6095. }
  6096. static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6097. {
  6098. struct tg3 *tp = netdev_priv(dev);
  6099. if (netif_running(dev))
  6100. tg3_netif_stop(tp);
  6101. spin_lock_irq(&tp->lock);
  6102. spin_lock(&tp->tx_lock);
  6103. if (epause->autoneg)
  6104. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  6105. else
  6106. tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
  6107. if (epause->rx_pause)
  6108. tp->tg3_flags |= TG3_FLAG_RX_PAUSE;
  6109. else
  6110. tp->tg3_flags &= ~TG3_FLAG_RX_PAUSE;
  6111. if (epause->tx_pause)
  6112. tp->tg3_flags |= TG3_FLAG_TX_PAUSE;
  6113. else
  6114. tp->tg3_flags &= ~TG3_FLAG_TX_PAUSE;
  6115. if (netif_running(dev)) {
  6116. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6117. tg3_init_hw(tp);
  6118. tg3_netif_start(tp);
  6119. }
  6120. spin_unlock(&tp->tx_lock);
  6121. spin_unlock_irq(&tp->lock);
  6122. return 0;
  6123. }
  6124. static u32 tg3_get_rx_csum(struct net_device *dev)
  6125. {
  6126. struct tg3 *tp = netdev_priv(dev);
  6127. return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0;
  6128. }
  6129. static int tg3_set_rx_csum(struct net_device *dev, u32 data)
  6130. {
  6131. struct tg3 *tp = netdev_priv(dev);
  6132. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6133. if (data != 0)
  6134. return -EINVAL;
  6135. return 0;
  6136. }
  6137. spin_lock_irq(&tp->lock);
  6138. if (data)
  6139. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  6140. else
  6141. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  6142. spin_unlock_irq(&tp->lock);
  6143. return 0;
  6144. }
  6145. static int tg3_set_tx_csum(struct net_device *dev, u32 data)
  6146. {
  6147. struct tg3 *tp = netdev_priv(dev);
  6148. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6149. if (data != 0)
  6150. return -EINVAL;
  6151. return 0;
  6152. }
  6153. if (data)
  6154. dev->features |= NETIF_F_IP_CSUM;
  6155. else
  6156. dev->features &= ~NETIF_F_IP_CSUM;
  6157. return 0;
  6158. }
  6159. static int tg3_get_stats_count (struct net_device *dev)
  6160. {
  6161. return TG3_NUM_STATS;
  6162. }
  6163. static int tg3_get_test_count (struct net_device *dev)
  6164. {
  6165. return TG3_NUM_TEST;
  6166. }
  6167. static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
  6168. {
  6169. switch (stringset) {
  6170. case ETH_SS_STATS:
  6171. memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
  6172. break;
  6173. case ETH_SS_TEST:
  6174. memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
  6175. break;
  6176. default:
  6177. WARN_ON(1); /* we need a WARN() */
  6178. break;
  6179. }
  6180. }
  6181. static void tg3_get_ethtool_stats (struct net_device *dev,
  6182. struct ethtool_stats *estats, u64 *tmp_stats)
  6183. {
  6184. struct tg3 *tp = netdev_priv(dev);
  6185. memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
  6186. }
  6187. #define NVRAM_TEST_SIZE 0x100
  6188. static int tg3_test_nvram(struct tg3 *tp)
  6189. {
  6190. u32 *buf, csum;
  6191. int i, j, err = 0;
  6192. buf = kmalloc(NVRAM_TEST_SIZE, GFP_KERNEL);
  6193. if (buf == NULL)
  6194. return -ENOMEM;
  6195. for (i = 0, j = 0; i < NVRAM_TEST_SIZE; i += 4, j++) {
  6196. u32 val;
  6197. if ((err = tg3_nvram_read(tp, i, &val)) != 0)
  6198. break;
  6199. buf[j] = cpu_to_le32(val);
  6200. }
  6201. if (i < NVRAM_TEST_SIZE)
  6202. goto out;
  6203. err = -EIO;
  6204. if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC)
  6205. goto out;
  6206. /* Bootstrap checksum at offset 0x10 */
  6207. csum = calc_crc((unsigned char *) buf, 0x10);
  6208. if(csum != cpu_to_le32(buf[0x10/4]))
  6209. goto out;
  6210. /* Manufacturing block starts at offset 0x74, checksum at 0xfc */
  6211. csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
  6212. if (csum != cpu_to_le32(buf[0xfc/4]))
  6213. goto out;
  6214. err = 0;
  6215. out:
  6216. kfree(buf);
  6217. return err;
  6218. }
  6219. #define TG3_SERDES_TIMEOUT_SEC 2
  6220. #define TG3_COPPER_TIMEOUT_SEC 6
  6221. static int tg3_test_link(struct tg3 *tp)
  6222. {
  6223. int i, max;
  6224. if (!netif_running(tp->dev))
  6225. return -ENODEV;
  6226. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6227. max = TG3_SERDES_TIMEOUT_SEC;
  6228. else
  6229. max = TG3_COPPER_TIMEOUT_SEC;
  6230. for (i = 0; i < max; i++) {
  6231. if (netif_carrier_ok(tp->dev))
  6232. return 0;
  6233. if (msleep_interruptible(1000))
  6234. break;
  6235. }
  6236. return -EIO;
  6237. }
  6238. /* Only test the commonly used registers */
  6239. static int tg3_test_registers(struct tg3 *tp)
  6240. {
  6241. int i, is_5705;
  6242. u32 offset, read_mask, write_mask, val, save_val, read_val;
  6243. static struct {
  6244. u16 offset;
  6245. u16 flags;
  6246. #define TG3_FL_5705 0x1
  6247. #define TG3_FL_NOT_5705 0x2
  6248. #define TG3_FL_NOT_5788 0x4
  6249. u32 read_mask;
  6250. u32 write_mask;
  6251. } reg_tbl[] = {
  6252. /* MAC Control Registers */
  6253. { MAC_MODE, TG3_FL_NOT_5705,
  6254. 0x00000000, 0x00ef6f8c },
  6255. { MAC_MODE, TG3_FL_5705,
  6256. 0x00000000, 0x01ef6b8c },
  6257. { MAC_STATUS, TG3_FL_NOT_5705,
  6258. 0x03800107, 0x00000000 },
  6259. { MAC_STATUS, TG3_FL_5705,
  6260. 0x03800100, 0x00000000 },
  6261. { MAC_ADDR_0_HIGH, 0x0000,
  6262. 0x00000000, 0x0000ffff },
  6263. { MAC_ADDR_0_LOW, 0x0000,
  6264. 0x00000000, 0xffffffff },
  6265. { MAC_RX_MTU_SIZE, 0x0000,
  6266. 0x00000000, 0x0000ffff },
  6267. { MAC_TX_MODE, 0x0000,
  6268. 0x00000000, 0x00000070 },
  6269. { MAC_TX_LENGTHS, 0x0000,
  6270. 0x00000000, 0x00003fff },
  6271. { MAC_RX_MODE, TG3_FL_NOT_5705,
  6272. 0x00000000, 0x000007fc },
  6273. { MAC_RX_MODE, TG3_FL_5705,
  6274. 0x00000000, 0x000007dc },
  6275. { MAC_HASH_REG_0, 0x0000,
  6276. 0x00000000, 0xffffffff },
  6277. { MAC_HASH_REG_1, 0x0000,
  6278. 0x00000000, 0xffffffff },
  6279. { MAC_HASH_REG_2, 0x0000,
  6280. 0x00000000, 0xffffffff },
  6281. { MAC_HASH_REG_3, 0x0000,
  6282. 0x00000000, 0xffffffff },
  6283. /* Receive Data and Receive BD Initiator Control Registers. */
  6284. { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705,
  6285. 0x00000000, 0xffffffff },
  6286. { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705,
  6287. 0x00000000, 0xffffffff },
  6288. { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705,
  6289. 0x00000000, 0x00000003 },
  6290. { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705,
  6291. 0x00000000, 0xffffffff },
  6292. { RCVDBDI_STD_BD+0, 0x0000,
  6293. 0x00000000, 0xffffffff },
  6294. { RCVDBDI_STD_BD+4, 0x0000,
  6295. 0x00000000, 0xffffffff },
  6296. { RCVDBDI_STD_BD+8, 0x0000,
  6297. 0x00000000, 0xffff0002 },
  6298. { RCVDBDI_STD_BD+0xc, 0x0000,
  6299. 0x00000000, 0xffffffff },
  6300. /* Receive BD Initiator Control Registers. */
  6301. { RCVBDI_STD_THRESH, TG3_FL_NOT_5705,
  6302. 0x00000000, 0xffffffff },
  6303. { RCVBDI_STD_THRESH, TG3_FL_5705,
  6304. 0x00000000, 0x000003ff },
  6305. { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705,
  6306. 0x00000000, 0xffffffff },
  6307. /* Host Coalescing Control Registers. */
  6308. { HOSTCC_MODE, TG3_FL_NOT_5705,
  6309. 0x00000000, 0x00000004 },
  6310. { HOSTCC_MODE, TG3_FL_5705,
  6311. 0x00000000, 0x000000f6 },
  6312. { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705,
  6313. 0x00000000, 0xffffffff },
  6314. { HOSTCC_RXCOL_TICKS, TG3_FL_5705,
  6315. 0x00000000, 0x000003ff },
  6316. { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705,
  6317. 0x00000000, 0xffffffff },
  6318. { HOSTCC_TXCOL_TICKS, TG3_FL_5705,
  6319. 0x00000000, 0x000003ff },
  6320. { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705,
  6321. 0x00000000, 0xffffffff },
  6322. { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  6323. 0x00000000, 0x000000ff },
  6324. { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705,
  6325. 0x00000000, 0xffffffff },
  6326. { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  6327. 0x00000000, 0x000000ff },
  6328. { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705,
  6329. 0x00000000, 0xffffffff },
  6330. { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705,
  6331. 0x00000000, 0xffffffff },
  6332. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  6333. 0x00000000, 0xffffffff },
  6334. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  6335. 0x00000000, 0x000000ff },
  6336. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  6337. 0x00000000, 0xffffffff },
  6338. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  6339. 0x00000000, 0x000000ff },
  6340. { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705,
  6341. 0x00000000, 0xffffffff },
  6342. { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705,
  6343. 0x00000000, 0xffffffff },
  6344. { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705,
  6345. 0x00000000, 0xffffffff },
  6346. { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000,
  6347. 0x00000000, 0xffffffff },
  6348. { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000,
  6349. 0x00000000, 0xffffffff },
  6350. { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000,
  6351. 0xffffffff, 0x00000000 },
  6352. { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000,
  6353. 0xffffffff, 0x00000000 },
  6354. /* Buffer Manager Control Registers. */
  6355. { BUFMGR_MB_POOL_ADDR, 0x0000,
  6356. 0x00000000, 0x007fff80 },
  6357. { BUFMGR_MB_POOL_SIZE, 0x0000,
  6358. 0x00000000, 0x007fffff },
  6359. { BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
  6360. 0x00000000, 0x0000003f },
  6361. { BUFMGR_MB_MACRX_LOW_WATER, 0x0000,
  6362. 0x00000000, 0x000001ff },
  6363. { BUFMGR_MB_HIGH_WATER, 0x0000,
  6364. 0x00000000, 0x000001ff },
  6365. { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705,
  6366. 0xffffffff, 0x00000000 },
  6367. { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705,
  6368. 0xffffffff, 0x00000000 },
  6369. /* Mailbox Registers */
  6370. { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000,
  6371. 0x00000000, 0x000001ff },
  6372. { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705,
  6373. 0x00000000, 0x000001ff },
  6374. { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000,
  6375. 0x00000000, 0x000007ff },
  6376. { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000,
  6377. 0x00000000, 0x000001ff },
  6378. { 0xffff, 0x0000, 0x00000000, 0x00000000 },
  6379. };
  6380. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  6381. is_5705 = 1;
  6382. else
  6383. is_5705 = 0;
  6384. for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
  6385. if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
  6386. continue;
  6387. if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705))
  6388. continue;
  6389. if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  6390. (reg_tbl[i].flags & TG3_FL_NOT_5788))
  6391. continue;
  6392. offset = (u32) reg_tbl[i].offset;
  6393. read_mask = reg_tbl[i].read_mask;
  6394. write_mask = reg_tbl[i].write_mask;
  6395. /* Save the original register content */
  6396. save_val = tr32(offset);
  6397. /* Determine the read-only value. */
  6398. read_val = save_val & read_mask;
  6399. /* Write zero to the register, then make sure the read-only bits
  6400. * are not changed and the read/write bits are all zeros.
  6401. */
  6402. tw32(offset, 0);
  6403. val = tr32(offset);
  6404. /* Test the read-only and read/write bits. */
  6405. if (((val & read_mask) != read_val) || (val & write_mask))
  6406. goto out;
  6407. /* Write ones to all the bits defined by RdMask and WrMask, then
  6408. * make sure the read-only bits are not changed and the
  6409. * read/write bits are all ones.
  6410. */
  6411. tw32(offset, read_mask | write_mask);
  6412. val = tr32(offset);
  6413. /* Test the read-only bits. */
  6414. if ((val & read_mask) != read_val)
  6415. goto out;
  6416. /* Test the read/write bits. */
  6417. if ((val & write_mask) != write_mask)
  6418. goto out;
  6419. tw32(offset, save_val);
  6420. }
  6421. return 0;
  6422. out:
  6423. printk(KERN_ERR PFX "Register test failed at offset %x\n", offset);
  6424. tw32(offset, save_val);
  6425. return -EIO;
  6426. }
  6427. static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
  6428. {
  6429. static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
  6430. int i;
  6431. u32 j;
  6432. for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
  6433. for (j = 0; j < len; j += 4) {
  6434. u32 val;
  6435. tg3_write_mem(tp, offset + j, test_pattern[i]);
  6436. tg3_read_mem(tp, offset + j, &val);
  6437. if (val != test_pattern[i])
  6438. return -EIO;
  6439. }
  6440. }
  6441. return 0;
  6442. }
  6443. static int tg3_test_memory(struct tg3 *tp)
  6444. {
  6445. static struct mem_entry {
  6446. u32 offset;
  6447. u32 len;
  6448. } mem_tbl_570x[] = {
  6449. { 0x00000000, 0x01000},
  6450. { 0x00002000, 0x1c000},
  6451. { 0xffffffff, 0x00000}
  6452. }, mem_tbl_5705[] = {
  6453. { 0x00000100, 0x0000c},
  6454. { 0x00000200, 0x00008},
  6455. { 0x00000b50, 0x00400},
  6456. { 0x00004000, 0x00800},
  6457. { 0x00006000, 0x01000},
  6458. { 0x00008000, 0x02000},
  6459. { 0x00010000, 0x0e000},
  6460. { 0xffffffff, 0x00000}
  6461. };
  6462. struct mem_entry *mem_tbl;
  6463. int err = 0;
  6464. int i;
  6465. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  6466. mem_tbl = mem_tbl_5705;
  6467. else
  6468. mem_tbl = mem_tbl_570x;
  6469. for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
  6470. if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
  6471. mem_tbl[i].len)) != 0)
  6472. break;
  6473. }
  6474. return err;
  6475. }
  6476. static int tg3_test_loopback(struct tg3 *tp)
  6477. {
  6478. u32 mac_mode, send_idx, rx_start_idx, rx_idx, tx_idx, opaque_key;
  6479. u32 desc_idx;
  6480. struct sk_buff *skb, *rx_skb;
  6481. u8 *tx_data;
  6482. dma_addr_t map;
  6483. int num_pkts, tx_len, rx_len, i, err;
  6484. struct tg3_rx_buffer_desc *desc;
  6485. if (!netif_running(tp->dev))
  6486. return -ENODEV;
  6487. err = -EIO;
  6488. tg3_abort_hw(tp, 1);
  6489. /* Clearing this flag to keep interrupts disabled */
  6490. tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
  6491. tg3_reset_hw(tp);
  6492. mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
  6493. MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY |
  6494. MAC_MODE_PORT_MODE_GMII;
  6495. tw32(MAC_MODE, mac_mode);
  6496. tx_len = 1514;
  6497. skb = dev_alloc_skb(tx_len);
  6498. tx_data = skb_put(skb, tx_len);
  6499. memcpy(tx_data, tp->dev->dev_addr, 6);
  6500. memset(tx_data + 6, 0x0, 8);
  6501. tw32(MAC_RX_MTU_SIZE, tx_len + 4);
  6502. for (i = 14; i < tx_len; i++)
  6503. tx_data[i] = (u8) (i & 0xff);
  6504. map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE);
  6505. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  6506. HOSTCC_MODE_NOW);
  6507. udelay(10);
  6508. rx_start_idx = tp->hw_status->idx[0].rx_producer;
  6509. send_idx = 0;
  6510. num_pkts = 0;
  6511. tg3_set_txd(tp, send_idx, map, tx_len, 0, 1);
  6512. send_idx++;
  6513. num_pkts++;
  6514. tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, send_idx);
  6515. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
  6516. udelay(10);
  6517. for (i = 0; i < 10; i++) {
  6518. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  6519. HOSTCC_MODE_NOW);
  6520. udelay(10);
  6521. tx_idx = tp->hw_status->idx[0].tx_consumer;
  6522. rx_idx = tp->hw_status->idx[0].rx_producer;
  6523. if ((tx_idx == send_idx) &&
  6524. (rx_idx == (rx_start_idx + num_pkts)))
  6525. break;
  6526. }
  6527. pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
  6528. dev_kfree_skb(skb);
  6529. if (tx_idx != send_idx)
  6530. goto out;
  6531. if (rx_idx != rx_start_idx + num_pkts)
  6532. goto out;
  6533. desc = &tp->rx_rcb[rx_start_idx];
  6534. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  6535. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  6536. if (opaque_key != RXD_OPAQUE_RING_STD)
  6537. goto out;
  6538. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  6539. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII))
  6540. goto out;
  6541. rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4;
  6542. if (rx_len != tx_len)
  6543. goto out;
  6544. rx_skb = tp->rx_std_buffers[desc_idx].skb;
  6545. map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
  6546. pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
  6547. for (i = 14; i < tx_len; i++) {
  6548. if (*(rx_skb->data + i) != (u8) (i & 0xff))
  6549. goto out;
  6550. }
  6551. err = 0;
  6552. /* tg3_free_rings will unmap and free the rx_skb */
  6553. out:
  6554. return err;
  6555. }
  6556. static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
  6557. u64 *data)
  6558. {
  6559. struct tg3 *tp = netdev_priv(dev);
  6560. memset(data, 0, sizeof(u64) * TG3_NUM_TEST);
  6561. if (tg3_test_nvram(tp) != 0) {
  6562. etest->flags |= ETH_TEST_FL_FAILED;
  6563. data[0] = 1;
  6564. }
  6565. if (tg3_test_link(tp) != 0) {
  6566. etest->flags |= ETH_TEST_FL_FAILED;
  6567. data[1] = 1;
  6568. }
  6569. if (etest->flags & ETH_TEST_FL_OFFLINE) {
  6570. if (netif_running(dev))
  6571. tg3_netif_stop(tp);
  6572. spin_lock_irq(&tp->lock);
  6573. spin_lock(&tp->tx_lock);
  6574. tg3_halt(tp, RESET_KIND_SUSPEND, 1);
  6575. tg3_nvram_lock(tp);
  6576. tg3_halt_cpu(tp, RX_CPU_BASE);
  6577. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  6578. tg3_halt_cpu(tp, TX_CPU_BASE);
  6579. tg3_nvram_unlock(tp);
  6580. if (tg3_test_registers(tp) != 0) {
  6581. etest->flags |= ETH_TEST_FL_FAILED;
  6582. data[2] = 1;
  6583. }
  6584. if (tg3_test_memory(tp) != 0) {
  6585. etest->flags |= ETH_TEST_FL_FAILED;
  6586. data[3] = 1;
  6587. }
  6588. if (tg3_test_loopback(tp) != 0) {
  6589. etest->flags |= ETH_TEST_FL_FAILED;
  6590. data[4] = 1;
  6591. }
  6592. spin_unlock(&tp->tx_lock);
  6593. spin_unlock_irq(&tp->lock);
  6594. if (tg3_test_interrupt(tp) != 0) {
  6595. etest->flags |= ETH_TEST_FL_FAILED;
  6596. data[5] = 1;
  6597. }
  6598. spin_lock_irq(&tp->lock);
  6599. spin_lock(&tp->tx_lock);
  6600. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6601. if (netif_running(dev)) {
  6602. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  6603. tg3_init_hw(tp);
  6604. tg3_netif_start(tp);
  6605. }
  6606. spin_unlock(&tp->tx_lock);
  6607. spin_unlock_irq(&tp->lock);
  6608. }
  6609. }
  6610. static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
  6611. {
  6612. struct mii_ioctl_data *data = if_mii(ifr);
  6613. struct tg3 *tp = netdev_priv(dev);
  6614. int err;
  6615. switch(cmd) {
  6616. case SIOCGMIIPHY:
  6617. data->phy_id = PHY_ADDR;
  6618. /* fallthru */
  6619. case SIOCGMIIREG: {
  6620. u32 mii_regval;
  6621. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6622. break; /* We have no PHY */
  6623. spin_lock_irq(&tp->lock);
  6624. err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
  6625. spin_unlock_irq(&tp->lock);
  6626. data->val_out = mii_regval;
  6627. return err;
  6628. }
  6629. case SIOCSMIIREG:
  6630. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6631. break; /* We have no PHY */
  6632. if (!capable(CAP_NET_ADMIN))
  6633. return -EPERM;
  6634. spin_lock_irq(&tp->lock);
  6635. err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
  6636. spin_unlock_irq(&tp->lock);
  6637. return err;
  6638. default:
  6639. /* do nothing */
  6640. break;
  6641. }
  6642. return -EOPNOTSUPP;
  6643. }
  6644. #if TG3_VLAN_TAG_USED
  6645. static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
  6646. {
  6647. struct tg3 *tp = netdev_priv(dev);
  6648. spin_lock_irq(&tp->lock);
  6649. spin_lock(&tp->tx_lock);
  6650. tp->vlgrp = grp;
  6651. /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
  6652. __tg3_set_rx_mode(dev);
  6653. spin_unlock(&tp->tx_lock);
  6654. spin_unlock_irq(&tp->lock);
  6655. }
  6656. static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
  6657. {
  6658. struct tg3 *tp = netdev_priv(dev);
  6659. spin_lock_irq(&tp->lock);
  6660. spin_lock(&tp->tx_lock);
  6661. if (tp->vlgrp)
  6662. tp->vlgrp->vlan_devices[vid] = NULL;
  6663. spin_unlock(&tp->tx_lock);
  6664. spin_unlock_irq(&tp->lock);
  6665. }
  6666. #endif
  6667. static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  6668. {
  6669. struct tg3 *tp = netdev_priv(dev);
  6670. memcpy(ec, &tp->coal, sizeof(*ec));
  6671. return 0;
  6672. }
  6673. static struct ethtool_ops tg3_ethtool_ops = {
  6674. .get_settings = tg3_get_settings,
  6675. .set_settings = tg3_set_settings,
  6676. .get_drvinfo = tg3_get_drvinfo,
  6677. .get_regs_len = tg3_get_regs_len,
  6678. .get_regs = tg3_get_regs,
  6679. .get_wol = tg3_get_wol,
  6680. .set_wol = tg3_set_wol,
  6681. .get_msglevel = tg3_get_msglevel,
  6682. .set_msglevel = tg3_set_msglevel,
  6683. .nway_reset = tg3_nway_reset,
  6684. .get_link = ethtool_op_get_link,
  6685. .get_eeprom_len = tg3_get_eeprom_len,
  6686. .get_eeprom = tg3_get_eeprom,
  6687. .set_eeprom = tg3_set_eeprom,
  6688. .get_ringparam = tg3_get_ringparam,
  6689. .set_ringparam = tg3_set_ringparam,
  6690. .get_pauseparam = tg3_get_pauseparam,
  6691. .set_pauseparam = tg3_set_pauseparam,
  6692. .get_rx_csum = tg3_get_rx_csum,
  6693. .set_rx_csum = tg3_set_rx_csum,
  6694. .get_tx_csum = ethtool_op_get_tx_csum,
  6695. .set_tx_csum = tg3_set_tx_csum,
  6696. .get_sg = ethtool_op_get_sg,
  6697. .set_sg = ethtool_op_set_sg,
  6698. #if TG3_TSO_SUPPORT != 0
  6699. .get_tso = ethtool_op_get_tso,
  6700. .set_tso = tg3_set_tso,
  6701. #endif
  6702. .self_test_count = tg3_get_test_count,
  6703. .self_test = tg3_self_test,
  6704. .get_strings = tg3_get_strings,
  6705. .get_stats_count = tg3_get_stats_count,
  6706. .get_ethtool_stats = tg3_get_ethtool_stats,
  6707. .get_coalesce = tg3_get_coalesce,
  6708. };
  6709. static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
  6710. {
  6711. u32 cursize, val;
  6712. tp->nvram_size = EEPROM_CHIP_SIZE;
  6713. if (tg3_nvram_read(tp, 0, &val) != 0)
  6714. return;
  6715. if (swab32(val) != TG3_EEPROM_MAGIC)
  6716. return;
  6717. /*
  6718. * Size the chip by reading offsets at increasing powers of two.
  6719. * When we encounter our validation signature, we know the addressing
  6720. * has wrapped around, and thus have our chip size.
  6721. */
  6722. cursize = 0x800;
  6723. while (cursize < tp->nvram_size) {
  6724. if (tg3_nvram_read(tp, cursize, &val) != 0)
  6725. return;
  6726. if (swab32(val) == TG3_EEPROM_MAGIC)
  6727. break;
  6728. cursize <<= 1;
  6729. }
  6730. tp->nvram_size = cursize;
  6731. }
  6732. static void __devinit tg3_get_nvram_size(struct tg3 *tp)
  6733. {
  6734. u32 val;
  6735. if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
  6736. if (val != 0) {
  6737. tp->nvram_size = (val >> 16) * 1024;
  6738. return;
  6739. }
  6740. }
  6741. tp->nvram_size = 0x20000;
  6742. }
  6743. static void __devinit tg3_get_nvram_info(struct tg3 *tp)
  6744. {
  6745. u32 nvcfg1;
  6746. nvcfg1 = tr32(NVRAM_CFG1);
  6747. if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
  6748. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  6749. }
  6750. else {
  6751. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  6752. tw32(NVRAM_CFG1, nvcfg1);
  6753. }
  6754. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  6755. switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) {
  6756. case FLASH_VENDOR_ATMEL_FLASH_BUFFERED:
  6757. tp->nvram_jedecnum = JEDEC_ATMEL;
  6758. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  6759. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6760. break;
  6761. case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED:
  6762. tp->nvram_jedecnum = JEDEC_ATMEL;
  6763. tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE;
  6764. break;
  6765. case FLASH_VENDOR_ATMEL_EEPROM:
  6766. tp->nvram_jedecnum = JEDEC_ATMEL;
  6767. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  6768. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6769. break;
  6770. case FLASH_VENDOR_ST:
  6771. tp->nvram_jedecnum = JEDEC_ST;
  6772. tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE;
  6773. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6774. break;
  6775. case FLASH_VENDOR_SAIFUN:
  6776. tp->nvram_jedecnum = JEDEC_SAIFUN;
  6777. tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE;
  6778. break;
  6779. case FLASH_VENDOR_SST_SMALL:
  6780. case FLASH_VENDOR_SST_LARGE:
  6781. tp->nvram_jedecnum = JEDEC_SST;
  6782. tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE;
  6783. break;
  6784. }
  6785. }
  6786. else {
  6787. tp->nvram_jedecnum = JEDEC_ATMEL;
  6788. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  6789. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6790. }
  6791. }
  6792. static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
  6793. {
  6794. u32 nvcfg1;
  6795. nvcfg1 = tr32(NVRAM_CFG1);
  6796. /* NVRAM protection for TPM */
  6797. if (nvcfg1 & (1 << 27))
  6798. tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
  6799. switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
  6800. case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ:
  6801. case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ:
  6802. tp->nvram_jedecnum = JEDEC_ATMEL;
  6803. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6804. break;
  6805. case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
  6806. tp->nvram_jedecnum = JEDEC_ATMEL;
  6807. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6808. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  6809. break;
  6810. case FLASH_5752VENDOR_ST_M45PE10:
  6811. case FLASH_5752VENDOR_ST_M45PE20:
  6812. case FLASH_5752VENDOR_ST_M45PE40:
  6813. tp->nvram_jedecnum = JEDEC_ST;
  6814. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6815. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  6816. break;
  6817. }
  6818. if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
  6819. switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
  6820. case FLASH_5752PAGE_SIZE_256:
  6821. tp->nvram_pagesize = 256;
  6822. break;
  6823. case FLASH_5752PAGE_SIZE_512:
  6824. tp->nvram_pagesize = 512;
  6825. break;
  6826. case FLASH_5752PAGE_SIZE_1K:
  6827. tp->nvram_pagesize = 1024;
  6828. break;
  6829. case FLASH_5752PAGE_SIZE_2K:
  6830. tp->nvram_pagesize = 2048;
  6831. break;
  6832. case FLASH_5752PAGE_SIZE_4K:
  6833. tp->nvram_pagesize = 4096;
  6834. break;
  6835. case FLASH_5752PAGE_SIZE_264:
  6836. tp->nvram_pagesize = 264;
  6837. break;
  6838. }
  6839. }
  6840. else {
  6841. /* For eeprom, set pagesize to maximum eeprom size */
  6842. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  6843. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  6844. tw32(NVRAM_CFG1, nvcfg1);
  6845. }
  6846. }
  6847. /* Chips other than 5700/5701 use the NVRAM for fetching info. */
  6848. static void __devinit tg3_nvram_init(struct tg3 *tp)
  6849. {
  6850. int j;
  6851. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X)
  6852. return;
  6853. tw32_f(GRC_EEPROM_ADDR,
  6854. (EEPROM_ADDR_FSM_RESET |
  6855. (EEPROM_DEFAULT_CLOCK_PERIOD <<
  6856. EEPROM_ADDR_CLKPERD_SHIFT)));
  6857. /* XXX schedule_timeout() ... */
  6858. for (j = 0; j < 100; j++)
  6859. udelay(10);
  6860. /* Enable seeprom accesses. */
  6861. tw32_f(GRC_LOCAL_CTRL,
  6862. tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);
  6863. udelay(100);
  6864. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  6865. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
  6866. tp->tg3_flags |= TG3_FLAG_NVRAM;
  6867. tg3_enable_nvram_access(tp);
  6868. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  6869. tg3_get_5752_nvram_info(tp);
  6870. else
  6871. tg3_get_nvram_info(tp);
  6872. tg3_get_nvram_size(tp);
  6873. tg3_disable_nvram_access(tp);
  6874. } else {
  6875. tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
  6876. tg3_get_eeprom_size(tp);
  6877. }
  6878. }
  6879. static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
  6880. u32 offset, u32 *val)
  6881. {
  6882. u32 tmp;
  6883. int i;
  6884. if (offset > EEPROM_ADDR_ADDR_MASK ||
  6885. (offset % 4) != 0)
  6886. return -EINVAL;
  6887. tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
  6888. EEPROM_ADDR_DEVID_MASK |
  6889. EEPROM_ADDR_READ);
  6890. tw32(GRC_EEPROM_ADDR,
  6891. tmp |
  6892. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  6893. ((offset << EEPROM_ADDR_ADDR_SHIFT) &
  6894. EEPROM_ADDR_ADDR_MASK) |
  6895. EEPROM_ADDR_READ | EEPROM_ADDR_START);
  6896. for (i = 0; i < 10000; i++) {
  6897. tmp = tr32(GRC_EEPROM_ADDR);
  6898. if (tmp & EEPROM_ADDR_COMPLETE)
  6899. break;
  6900. udelay(100);
  6901. }
  6902. if (!(tmp & EEPROM_ADDR_COMPLETE))
  6903. return -EBUSY;
  6904. *val = tr32(GRC_EEPROM_DATA);
  6905. return 0;
  6906. }
  6907. #define NVRAM_CMD_TIMEOUT 10000
  6908. static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
  6909. {
  6910. int i;
  6911. tw32(NVRAM_CMD, nvram_cmd);
  6912. for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
  6913. udelay(10);
  6914. if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
  6915. udelay(10);
  6916. break;
  6917. }
  6918. }
  6919. if (i == NVRAM_CMD_TIMEOUT) {
  6920. return -EBUSY;
  6921. }
  6922. return 0;
  6923. }
  6924. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
  6925. {
  6926. int ret;
  6927. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  6928. printk(KERN_ERR PFX "Attempt to do nvram_read on Sun 570X\n");
  6929. return -EINVAL;
  6930. }
  6931. if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
  6932. return tg3_nvram_read_using_eeprom(tp, offset, val);
  6933. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
  6934. (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  6935. (tp->nvram_jedecnum == JEDEC_ATMEL)) {
  6936. offset = ((offset / tp->nvram_pagesize) <<
  6937. ATMEL_AT45DB0X1B_PAGE_POS) +
  6938. (offset % tp->nvram_pagesize);
  6939. }
  6940. if (offset > NVRAM_ADDR_MSK)
  6941. return -EINVAL;
  6942. tg3_nvram_lock(tp);
  6943. tg3_enable_nvram_access(tp);
  6944. tw32(NVRAM_ADDR, offset);
  6945. ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
  6946. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
  6947. if (ret == 0)
  6948. *val = swab32(tr32(NVRAM_RDDATA));
  6949. tg3_nvram_unlock(tp);
  6950. tg3_disable_nvram_access(tp);
  6951. return ret;
  6952. }
  6953. static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
  6954. u32 offset, u32 len, u8 *buf)
  6955. {
  6956. int i, j, rc = 0;
  6957. u32 val;
  6958. for (i = 0; i < len; i += 4) {
  6959. u32 addr, data;
  6960. addr = offset + i;
  6961. memcpy(&data, buf + i, 4);
  6962. tw32(GRC_EEPROM_DATA, cpu_to_le32(data));
  6963. val = tr32(GRC_EEPROM_ADDR);
  6964. tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
  6965. val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK |
  6966. EEPROM_ADDR_READ);
  6967. tw32(GRC_EEPROM_ADDR, val |
  6968. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  6969. (addr & EEPROM_ADDR_ADDR_MASK) |
  6970. EEPROM_ADDR_START |
  6971. EEPROM_ADDR_WRITE);
  6972. for (j = 0; j < 10000; j++) {
  6973. val = tr32(GRC_EEPROM_ADDR);
  6974. if (val & EEPROM_ADDR_COMPLETE)
  6975. break;
  6976. udelay(100);
  6977. }
  6978. if (!(val & EEPROM_ADDR_COMPLETE)) {
  6979. rc = -EBUSY;
  6980. break;
  6981. }
  6982. }
  6983. return rc;
  6984. }
  6985. /* offset and length are dword aligned */
  6986. static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
  6987. u8 *buf)
  6988. {
  6989. int ret = 0;
  6990. u32 pagesize = tp->nvram_pagesize;
  6991. u32 pagemask = pagesize - 1;
  6992. u32 nvram_cmd;
  6993. u8 *tmp;
  6994. tmp = kmalloc(pagesize, GFP_KERNEL);
  6995. if (tmp == NULL)
  6996. return -ENOMEM;
  6997. while (len) {
  6998. int j;
  6999. u32 phy_addr, page_off, size;
  7000. phy_addr = offset & ~pagemask;
  7001. for (j = 0; j < pagesize; j += 4) {
  7002. if ((ret = tg3_nvram_read(tp, phy_addr + j,
  7003. (u32 *) (tmp + j))))
  7004. break;
  7005. }
  7006. if (ret)
  7007. break;
  7008. page_off = offset & pagemask;
  7009. size = pagesize;
  7010. if (len < size)
  7011. size = len;
  7012. len -= size;
  7013. memcpy(tmp + page_off, buf, size);
  7014. offset = offset + (pagesize - page_off);
  7015. tg3_enable_nvram_access(tp);
  7016. /*
  7017. * Before we can erase the flash page, we need
  7018. * to issue a special "write enable" command.
  7019. */
  7020. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7021. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7022. break;
  7023. /* Erase the target page */
  7024. tw32(NVRAM_ADDR, phy_addr);
  7025. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
  7026. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
  7027. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7028. break;
  7029. /* Issue another write enable to start the write. */
  7030. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7031. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7032. break;
  7033. for (j = 0; j < pagesize; j += 4) {
  7034. u32 data;
  7035. data = *((u32 *) (tmp + j));
  7036. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  7037. tw32(NVRAM_ADDR, phy_addr + j);
  7038. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE |
  7039. NVRAM_CMD_WR;
  7040. if (j == 0)
  7041. nvram_cmd |= NVRAM_CMD_FIRST;
  7042. else if (j == (pagesize - 4))
  7043. nvram_cmd |= NVRAM_CMD_LAST;
  7044. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  7045. break;
  7046. }
  7047. if (ret)
  7048. break;
  7049. }
  7050. nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7051. tg3_nvram_exec_cmd(tp, nvram_cmd);
  7052. kfree(tmp);
  7053. return ret;
  7054. }
  7055. /* offset and length are dword aligned */
  7056. static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
  7057. u8 *buf)
  7058. {
  7059. int i, ret = 0;
  7060. for (i = 0; i < len; i += 4, offset += 4) {
  7061. u32 data, page_off, phy_addr, nvram_cmd;
  7062. memcpy(&data, buf + i, 4);
  7063. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  7064. page_off = offset % tp->nvram_pagesize;
  7065. if ((tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  7066. (tp->nvram_jedecnum == JEDEC_ATMEL)) {
  7067. phy_addr = ((offset / tp->nvram_pagesize) <<
  7068. ATMEL_AT45DB0X1B_PAGE_POS) + page_off;
  7069. }
  7070. else {
  7071. phy_addr = offset;
  7072. }
  7073. tw32(NVRAM_ADDR, phy_addr);
  7074. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
  7075. if ((page_off == 0) || (i == 0))
  7076. nvram_cmd |= NVRAM_CMD_FIRST;
  7077. else if (page_off == (tp->nvram_pagesize - 4))
  7078. nvram_cmd |= NVRAM_CMD_LAST;
  7079. if (i == (len - 4))
  7080. nvram_cmd |= NVRAM_CMD_LAST;
  7081. if ((tp->nvram_jedecnum == JEDEC_ST) &&
  7082. (nvram_cmd & NVRAM_CMD_FIRST)) {
  7083. if ((ret = tg3_nvram_exec_cmd(tp,
  7084. NVRAM_CMD_WREN | NVRAM_CMD_GO |
  7085. NVRAM_CMD_DONE)))
  7086. break;
  7087. }
  7088. if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  7089. /* We always do complete word writes to eeprom. */
  7090. nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);
  7091. }
  7092. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  7093. break;
  7094. }
  7095. return ret;
  7096. }
  7097. /* offset and length are dword aligned */
  7098. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
  7099. {
  7100. int ret;
  7101. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7102. printk(KERN_ERR PFX "Attempt to do nvram_write on Sun 570X\n");
  7103. return -EINVAL;
  7104. }
  7105. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  7106. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
  7107. ~GRC_LCLCTRL_GPIO_OUTPUT1);
  7108. udelay(40);
  7109. }
  7110. if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) {
  7111. ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf);
  7112. }
  7113. else {
  7114. u32 grc_mode;
  7115. tg3_nvram_lock(tp);
  7116. tg3_enable_nvram_access(tp);
  7117. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  7118. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM))
  7119. tw32(NVRAM_WRITE1, 0x406);
  7120. grc_mode = tr32(GRC_MODE);
  7121. tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE);
  7122. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) ||
  7123. !(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  7124. ret = tg3_nvram_write_block_buffered(tp, offset, len,
  7125. buf);
  7126. }
  7127. else {
  7128. ret = tg3_nvram_write_block_unbuffered(tp, offset, len,
  7129. buf);
  7130. }
  7131. grc_mode = tr32(GRC_MODE);
  7132. tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE);
  7133. tg3_disable_nvram_access(tp);
  7134. tg3_nvram_unlock(tp);
  7135. }
  7136. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  7137. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  7138. udelay(40);
  7139. }
  7140. return ret;
  7141. }
  7142. struct subsys_tbl_ent {
  7143. u16 subsys_vendor, subsys_devid;
  7144. u32 phy_id;
  7145. };
  7146. static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
  7147. /* Broadcom boards. */
  7148. { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
  7149. { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
  7150. { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
  7151. { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 }, /* BCM95700A9 */
  7152. { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
  7153. { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
  7154. { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 }, /* BCM95701A7 */
  7155. { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
  7156. { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
  7157. { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */
  7158. { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */
  7159. /* 3com boards. */
  7160. { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
  7161. { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
  7162. { PCI_VENDOR_ID_3COM, 0x1004, 0 }, /* 3C996SX */
  7163. { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
  7164. { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */
  7165. /* DELL boards. */
  7166. { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
  7167. { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
  7168. { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
  7169. { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
  7170. /* Compaq boards. */
  7171. { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
  7172. { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
  7173. { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 }, /* CHANGELING */
  7174. { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
  7175. { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */
  7176. /* IBM boards. */
  7177. { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */
  7178. };
  7179. static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp)
  7180. {
  7181. int i;
  7182. for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) {
  7183. if ((subsys_id_to_phy_id[i].subsys_vendor ==
  7184. tp->pdev->subsystem_vendor) &&
  7185. (subsys_id_to_phy_id[i].subsys_devid ==
  7186. tp->pdev->subsystem_device))
  7187. return &subsys_id_to_phy_id[i];
  7188. }
  7189. return NULL;
  7190. }
  7191. /* Since this function may be called in D3-hot power state during
  7192. * tg3_init_one(), only config cycles are allowed.
  7193. */
  7194. static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
  7195. {
  7196. u32 val;
  7197. /* Make sure register accesses (indirect or otherwise)
  7198. * will function correctly.
  7199. */
  7200. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7201. tp->misc_host_ctrl);
  7202. tp->phy_id = PHY_ID_INVALID;
  7203. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7204. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  7205. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  7206. u32 nic_cfg, led_cfg;
  7207. u32 nic_phy_id, ver, cfg2 = 0, eeprom_phy_id;
  7208. int eeprom_phy_serdes = 0;
  7209. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  7210. tp->nic_sram_data_cfg = nic_cfg;
  7211. tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver);
  7212. ver >>= NIC_SRAM_DATA_VER_SHIFT;
  7213. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  7214. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  7215. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) &&
  7216. (ver > 0) && (ver < 0x100))
  7217. tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2);
  7218. if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
  7219. NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER)
  7220. eeprom_phy_serdes = 1;
  7221. tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
  7222. if (nic_phy_id != 0) {
  7223. u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
  7224. u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;
  7225. eeprom_phy_id = (id1 >> 16) << 10;
  7226. eeprom_phy_id |= (id2 & 0xfc00) << 16;
  7227. eeprom_phy_id |= (id2 & 0x03ff) << 0;
  7228. } else
  7229. eeprom_phy_id = 0;
  7230. tp->phy_id = eeprom_phy_id;
  7231. if (eeprom_phy_serdes)
  7232. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7233. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7234. led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK |
  7235. SHASTA_EXT_LED_MODE_MASK);
  7236. else
  7237. led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK;
  7238. switch (led_cfg) {
  7239. default:
  7240. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1:
  7241. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7242. break;
  7243. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2:
  7244. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  7245. break;
  7246. case NIC_SRAM_DATA_CFG_LED_MODE_MAC:
  7247. tp->led_ctrl = LED_CTRL_MODE_MAC;
  7248. /* Default to PHY_1_MODE if 0 (MAC_MODE) is
  7249. * read on some older 5700/5701 bootcode.
  7250. */
  7251. if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
  7252. ASIC_REV_5700 ||
  7253. GET_ASIC_REV(tp->pci_chip_rev_id) ==
  7254. ASIC_REV_5701)
  7255. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7256. break;
  7257. case SHASTA_EXT_LED_SHARED:
  7258. tp->led_ctrl = LED_CTRL_MODE_SHARED;
  7259. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
  7260. tp->pci_chip_rev_id != CHIPREV_ID_5750_A1)
  7261. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  7262. LED_CTRL_MODE_PHY_2);
  7263. break;
  7264. case SHASTA_EXT_LED_MAC:
  7265. tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC;
  7266. break;
  7267. case SHASTA_EXT_LED_COMBO:
  7268. tp->led_ctrl = LED_CTRL_MODE_COMBO;
  7269. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)
  7270. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  7271. LED_CTRL_MODE_PHY_2);
  7272. break;
  7273. };
  7274. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  7275. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) &&
  7276. tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
  7277. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  7278. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  7279. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  7280. (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP))
  7281. tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
  7282. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  7283. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  7284. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7285. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  7286. }
  7287. if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)
  7288. tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP;
  7289. if (cfg2 & (1 << 17))
  7290. tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING;
  7291. /* serdes signal pre-emphasis in register 0x590 set by */
  7292. /* bootcode if bit 18 is set */
  7293. if (cfg2 & (1 << 18))
  7294. tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS;
  7295. }
  7296. }
  7297. static int __devinit tg3_phy_probe(struct tg3 *tp)
  7298. {
  7299. u32 hw_phy_id_1, hw_phy_id_2;
  7300. u32 hw_phy_id, hw_phy_id_masked;
  7301. int err;
  7302. /* Reading the PHY ID register can conflict with ASF
  7303. * firwmare access to the PHY hardware.
  7304. */
  7305. err = 0;
  7306. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  7307. hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID;
  7308. } else {
  7309. /* Now read the physical PHY_ID from the chip and verify
  7310. * that it is sane. If it doesn't look good, we fall back
  7311. * to either the hard-coded table based PHY_ID and failing
  7312. * that the value found in the eeprom area.
  7313. */
  7314. err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
  7315. err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);
  7316. hw_phy_id = (hw_phy_id_1 & 0xffff) << 10;
  7317. hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
  7318. hw_phy_id |= (hw_phy_id_2 & 0x03ff) << 0;
  7319. hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;
  7320. }
  7321. if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
  7322. tp->phy_id = hw_phy_id;
  7323. if (hw_phy_id_masked == PHY_ID_BCM8002)
  7324. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7325. } else {
  7326. if (tp->phy_id != PHY_ID_INVALID) {
  7327. /* Do nothing, phy ID already set up in
  7328. * tg3_get_eeprom_hw_cfg().
  7329. */
  7330. } else {
  7331. struct subsys_tbl_ent *p;
  7332. /* No eeprom signature? Try the hardcoded
  7333. * subsys device table.
  7334. */
  7335. p = lookup_by_subsys(tp);
  7336. if (!p)
  7337. return -ENODEV;
  7338. tp->phy_id = p->phy_id;
  7339. if (!tp->phy_id ||
  7340. tp->phy_id == PHY_ID_BCM8002)
  7341. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7342. }
  7343. }
  7344. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
  7345. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
  7346. u32 bmsr, adv_reg, tg3_ctrl;
  7347. tg3_readphy(tp, MII_BMSR, &bmsr);
  7348. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  7349. (bmsr & BMSR_LSTATUS))
  7350. goto skip_phy_reset;
  7351. err = tg3_phy_reset(tp);
  7352. if (err)
  7353. return err;
  7354. adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  7355. ADVERTISE_100HALF | ADVERTISE_100FULL |
  7356. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  7357. tg3_ctrl = 0;
  7358. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  7359. tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
  7360. MII_TG3_CTRL_ADV_1000_FULL);
  7361. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  7362. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  7363. tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER |
  7364. MII_TG3_CTRL_ENABLE_AS_MASTER);
  7365. }
  7366. if (!tg3_copper_is_advertising_all(tp)) {
  7367. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  7368. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  7369. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  7370. tg3_writephy(tp, MII_BMCR,
  7371. BMCR_ANENABLE | BMCR_ANRESTART);
  7372. }
  7373. tg3_phy_set_wirespeed(tp);
  7374. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  7375. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  7376. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  7377. }
  7378. skip_phy_reset:
  7379. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  7380. err = tg3_init_5401phy_dsp(tp);
  7381. if (err)
  7382. return err;
  7383. }
  7384. if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
  7385. err = tg3_init_5401phy_dsp(tp);
  7386. }
  7387. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  7388. tp->link_config.advertising =
  7389. (ADVERTISED_1000baseT_Half |
  7390. ADVERTISED_1000baseT_Full |
  7391. ADVERTISED_Autoneg |
  7392. ADVERTISED_FIBRE);
  7393. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  7394. tp->link_config.advertising &=
  7395. ~(ADVERTISED_1000baseT_Half |
  7396. ADVERTISED_1000baseT_Full);
  7397. return err;
  7398. }
  7399. static void __devinit tg3_read_partno(struct tg3 *tp)
  7400. {
  7401. unsigned char vpd_data[256];
  7402. int i;
  7403. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7404. /* Sun decided not to put the necessary bits in the
  7405. * NVRAM of their onboard tg3 parts :(
  7406. */
  7407. strcpy(tp->board_part_number, "Sun 570X");
  7408. return;
  7409. }
  7410. for (i = 0; i < 256; i += 4) {
  7411. u32 tmp;
  7412. if (tg3_nvram_read(tp, 0x100 + i, &tmp))
  7413. goto out_not_found;
  7414. vpd_data[i + 0] = ((tmp >> 0) & 0xff);
  7415. vpd_data[i + 1] = ((tmp >> 8) & 0xff);
  7416. vpd_data[i + 2] = ((tmp >> 16) & 0xff);
  7417. vpd_data[i + 3] = ((tmp >> 24) & 0xff);
  7418. }
  7419. /* Now parse and find the part number. */
  7420. for (i = 0; i < 256; ) {
  7421. unsigned char val = vpd_data[i];
  7422. int block_end;
  7423. if (val == 0x82 || val == 0x91) {
  7424. i = (i + 3 +
  7425. (vpd_data[i + 1] +
  7426. (vpd_data[i + 2] << 8)));
  7427. continue;
  7428. }
  7429. if (val != 0x90)
  7430. goto out_not_found;
  7431. block_end = (i + 3 +
  7432. (vpd_data[i + 1] +
  7433. (vpd_data[i + 2] << 8)));
  7434. i += 3;
  7435. while (i < block_end) {
  7436. if (vpd_data[i + 0] == 'P' &&
  7437. vpd_data[i + 1] == 'N') {
  7438. int partno_len = vpd_data[i + 2];
  7439. if (partno_len > 24)
  7440. goto out_not_found;
  7441. memcpy(tp->board_part_number,
  7442. &vpd_data[i + 3],
  7443. partno_len);
  7444. /* Success. */
  7445. return;
  7446. }
  7447. }
  7448. /* Part number not found. */
  7449. goto out_not_found;
  7450. }
  7451. out_not_found:
  7452. strcpy(tp->board_part_number, "none");
  7453. }
  7454. #ifdef CONFIG_SPARC64
  7455. static int __devinit tg3_is_sun_570X(struct tg3 *tp)
  7456. {
  7457. struct pci_dev *pdev = tp->pdev;
  7458. struct pcidev_cookie *pcp = pdev->sysdata;
  7459. if (pcp != NULL) {
  7460. int node = pcp->prom_node;
  7461. u32 venid;
  7462. int err;
  7463. err = prom_getproperty(node, "subsystem-vendor-id",
  7464. (char *) &venid, sizeof(venid));
  7465. if (err == 0 || err == -1)
  7466. return 0;
  7467. if (venid == PCI_VENDOR_ID_SUN)
  7468. return 1;
  7469. }
  7470. return 0;
  7471. }
  7472. #endif
  7473. static int __devinit tg3_get_invariants(struct tg3 *tp)
  7474. {
  7475. static struct pci_device_id write_reorder_chipsets[] = {
  7476. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7477. PCI_DEVICE_ID_INTEL_82801AA_8) },
  7478. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7479. PCI_DEVICE_ID_INTEL_82801AB_8) },
  7480. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7481. PCI_DEVICE_ID_INTEL_82801BA_11) },
  7482. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7483. PCI_DEVICE_ID_INTEL_82801BA_6) },
  7484. { PCI_DEVICE(PCI_VENDOR_ID_AMD,
  7485. PCI_DEVICE_ID_AMD_FE_GATE_700C) },
  7486. { },
  7487. };
  7488. u32 misc_ctrl_reg;
  7489. u32 cacheline_sz_reg;
  7490. u32 pci_state_reg, grc_misc_cfg;
  7491. u32 val;
  7492. u16 pci_cmd;
  7493. int err;
  7494. #ifdef CONFIG_SPARC64
  7495. if (tg3_is_sun_570X(tp))
  7496. tp->tg3_flags2 |= TG3_FLG2_SUN_570X;
  7497. #endif
  7498. /* If we have an AMD 762 or Intel ICH/ICH0/ICH2 chipset, write
  7499. * reordering to the mailbox registers done by the host
  7500. * controller can cause major troubles. We read back from
  7501. * every mailbox register write to force the writes to be
  7502. * posted to the chip in order.
  7503. */
  7504. if (pci_dev_present(write_reorder_chipsets))
  7505. tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
  7506. /* Force memory write invalidate off. If we leave it on,
  7507. * then on 5700_BX chips we have to enable a workaround.
  7508. * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary
  7509. * to match the cacheline size. The Broadcom driver have this
  7510. * workaround but turns MWI off all the times so never uses
  7511. * it. This seems to suggest that the workaround is insufficient.
  7512. */
  7513. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  7514. pci_cmd &= ~PCI_COMMAND_INVALIDATE;
  7515. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  7516. /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
  7517. * has the register indirect write enable bit set before
  7518. * we try to access any of the MMIO registers. It is also
  7519. * critical that the PCI-X hw workaround situation is decided
  7520. * before that as well.
  7521. */
  7522. pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7523. &misc_ctrl_reg);
  7524. tp->pci_chip_rev_id = (misc_ctrl_reg >>
  7525. MISC_HOST_CTRL_CHIPREV_SHIFT);
  7526. /* Wrong chip ID in 5752 A0. This code can be removed later
  7527. * as A0 is not in production.
  7528. */
  7529. if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
  7530. tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
  7531. /* Initialize misc host control in PCI block. */
  7532. tp->misc_host_ctrl |= (misc_ctrl_reg &
  7533. MISC_HOST_CTRL_CHIPREV);
  7534. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7535. tp->misc_host_ctrl);
  7536. pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  7537. &cacheline_sz_reg);
  7538. tp->pci_cacheline_sz = (cacheline_sz_reg >> 0) & 0xff;
  7539. tp->pci_lat_timer = (cacheline_sz_reg >> 8) & 0xff;
  7540. tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff;
  7541. tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff;
  7542. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
  7543. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  7544. tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
  7545. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||
  7546. (tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
  7547. tp->tg3_flags2 |= TG3_FLG2_5705_PLUS;
  7548. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7549. tp->tg3_flags2 |= TG3_FLG2_HW_TSO;
  7550. if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0)
  7551. tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;
  7552. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  7553. tp->pci_lat_timer < 64) {
  7554. tp->pci_lat_timer = 64;
  7555. cacheline_sz_reg = ((tp->pci_cacheline_sz & 0xff) << 0);
  7556. cacheline_sz_reg |= ((tp->pci_lat_timer & 0xff) << 8);
  7557. cacheline_sz_reg |= ((tp->pci_hdr_type & 0xff) << 16);
  7558. cacheline_sz_reg |= ((tp->pci_bist & 0xff) << 24);
  7559. pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  7560. cacheline_sz_reg);
  7561. }
  7562. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  7563. &pci_state_reg);
  7564. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
  7565. tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
  7566. /* If this is a 5700 BX chipset, and we are in PCI-X
  7567. * mode, enable register write workaround.
  7568. *
  7569. * The workaround is to use indirect register accesses
  7570. * for all chip writes not to mailbox registers.
  7571. */
  7572. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) {
  7573. u32 pm_reg;
  7574. u16 pci_cmd;
  7575. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  7576. /* The chip can have it's power management PCI config
  7577. * space registers clobbered due to this bug.
  7578. * So explicitly force the chip into D0 here.
  7579. */
  7580. pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  7581. &pm_reg);
  7582. pm_reg &= ~PCI_PM_CTRL_STATE_MASK;
  7583. pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */;
  7584. pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  7585. pm_reg);
  7586. /* Also, force SERR#/PERR# in PCI command. */
  7587. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  7588. pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
  7589. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  7590. }
  7591. }
  7592. /* Back to back register writes can cause problems on this chip,
  7593. * the workaround is to read back all reg writes except those to
  7594. * mailbox regs. See tg3_write_indirect_reg32().
  7595. *
  7596. * PCI Express 5750_A0 rev chips need this workaround too.
  7597. */
  7598. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  7599. ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  7600. tp->pci_chip_rev_id == CHIPREV_ID_5750_A0))
  7601. tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG;
  7602. if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
  7603. tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
  7604. if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
  7605. tp->tg3_flags |= TG3_FLAG_PCI_32BIT;
  7606. /* Chip-specific fixup from Broadcom driver */
  7607. if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
  7608. (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
  7609. pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
  7610. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
  7611. }
  7612. /* Get eeprom hw config before calling tg3_set_power_state().
  7613. * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be
  7614. * determined before calling tg3_set_power_state() so that
  7615. * we know whether or not to switch out of Vaux power.
  7616. * When the flag is set, it means that GPIO1 is used for eeprom
  7617. * write protect and also implies that it is a LOM where GPIOs
  7618. * are not used to switch power.
  7619. */
  7620. tg3_get_eeprom_hw_cfg(tp);
  7621. /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
  7622. * GPIO1 driven high will bring 5700's external PHY out of reset.
  7623. * It is also used as eeprom write protect on LOMs.
  7624. */
  7625. tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
  7626. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  7627. (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
  7628. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  7629. GRC_LCLCTRL_GPIO_OUTPUT1);
  7630. /* Unused GPIO3 must be driven as output on 5752 because there
  7631. * are no pull-up resistors on unused GPIO pins.
  7632. */
  7633. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  7634. tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
  7635. /* Force the chip into D0. */
  7636. err = tg3_set_power_state(tp, 0);
  7637. if (err) {
  7638. printk(KERN_ERR PFX "(%s) transition to D0 failed\n",
  7639. pci_name(tp->pdev));
  7640. return err;
  7641. }
  7642. /* 5700 B0 chips do not support checksumming correctly due
  7643. * to hardware bugs.
  7644. */
  7645. if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
  7646. tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
  7647. /* Pseudo-header checksum is done by hardware logic and not
  7648. * the offload processers, so make the chip do the pseudo-
  7649. * header checksums on receive. For transmit it is more
  7650. * convenient to do the pseudo-header checksum in software
  7651. * as Linux does that on transmit for us in all cases.
  7652. */
  7653. tp->tg3_flags |= TG3_FLAG_NO_TX_PSEUDO_CSUM;
  7654. tp->tg3_flags &= ~TG3_FLAG_NO_RX_PSEUDO_CSUM;
  7655. /* Derive initial jumbo mode from MTU assigned in
  7656. * ether_setup() via the alloc_etherdev() call
  7657. */
  7658. if (tp->dev->mtu > ETH_DATA_LEN)
  7659. tp->tg3_flags |= TG3_FLAG_JUMBO_ENABLE;
  7660. /* Determine WakeOnLan speed to use. */
  7661. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  7662. tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  7663. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 ||
  7664. tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) {
  7665. tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB);
  7666. } else {
  7667. tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
  7668. }
  7669. /* A few boards don't want Ethernet@WireSpeed phy feature */
  7670. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  7671. ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  7672. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
  7673. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)))
  7674. tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
  7675. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX ||
  7676. GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX)
  7677. tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG;
  7678. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
  7679. tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
  7680. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  7681. tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
  7682. tp->coalesce_mode = 0;
  7683. if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
  7684. GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX)
  7685. tp->coalesce_mode |= HOSTCC_MODE_32BYTE;
  7686. /* Initialize MAC MI mode, polling disabled. */
  7687. tw32_f(MAC_MI_MODE, tp->mi_mode);
  7688. udelay(80);
  7689. /* Initialize data/descriptor byte/word swapping. */
  7690. val = tr32(GRC_MODE);
  7691. val &= GRC_MODE_HOST_STACKUP;
  7692. tw32(GRC_MODE, val | tp->grc_mode);
  7693. tg3_switch_clocks(tp);
  7694. /* Clear this out for sanity. */
  7695. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  7696. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  7697. &pci_state_reg);
  7698. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
  7699. (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) {
  7700. u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl);
  7701. if (chiprevid == CHIPREV_ID_5701_A0 ||
  7702. chiprevid == CHIPREV_ID_5701_B0 ||
  7703. chiprevid == CHIPREV_ID_5701_B2 ||
  7704. chiprevid == CHIPREV_ID_5701_B5) {
  7705. void __iomem *sram_base;
  7706. /* Write some dummy words into the SRAM status block
  7707. * area, see if it reads back correctly. If the return
  7708. * value is bad, force enable the PCIX workaround.
  7709. */
  7710. sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK;
  7711. writel(0x00000000, sram_base);
  7712. writel(0x00000000, sram_base + 4);
  7713. writel(0xffffffff, sram_base + 4);
  7714. if (readl(sram_base) != 0x00000000)
  7715. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  7716. }
  7717. }
  7718. udelay(50);
  7719. tg3_nvram_init(tp);
  7720. grc_misc_cfg = tr32(GRC_MISC_CFG);
  7721. grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
  7722. /* Broadcom's driver says that CIOBE multisplit has a bug */
  7723. #if 0
  7724. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  7725. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
  7726. tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
  7727. tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
  7728. }
  7729. #endif
  7730. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  7731. (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
  7732. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
  7733. tp->tg3_flags2 |= TG3_FLG2_IS_5788;
  7734. if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  7735. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700))
  7736. tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS;
  7737. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
  7738. tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD |
  7739. HOSTCC_MODE_CLRTICK_TXBD);
  7740. tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS;
  7741. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7742. tp->misc_host_ctrl);
  7743. }
  7744. /* these are limited to 10/100 only */
  7745. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  7746. (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
  7747. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  7748. tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  7749. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 ||
  7750. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 ||
  7751. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) ||
  7752. (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  7753. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F ||
  7754. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F)))
  7755. tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
  7756. err = tg3_phy_probe(tp);
  7757. if (err) {
  7758. printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n",
  7759. pci_name(tp->pdev), err);
  7760. /* ... but do not return immediately ... */
  7761. }
  7762. tg3_read_partno(tp);
  7763. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  7764. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  7765. } else {
  7766. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  7767. tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT;
  7768. else
  7769. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  7770. }
  7771. /* 5700 {AX,BX} chips have a broken status block link
  7772. * change bit implementation, so we must use the
  7773. * status register in those cases.
  7774. */
  7775. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  7776. tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG;
  7777. else
  7778. tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG;
  7779. /* The led_ctrl is set during tg3_phy_probe, here we might
  7780. * have to force the link status polling mechanism based
  7781. * upon subsystem IDs.
  7782. */
  7783. if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
  7784. !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  7785. tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT |
  7786. TG3_FLAG_USE_LINKCHG_REG);
  7787. }
  7788. /* For all SERDES we poll the MAC status register. */
  7789. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  7790. tp->tg3_flags |= TG3_FLAG_POLL_SERDES;
  7791. else
  7792. tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES;
  7793. /* 5700 BX chips need to have their TX producer index mailboxes
  7794. * written twice to workaround a bug.
  7795. */
  7796. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX)
  7797. tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG;
  7798. else
  7799. tp->tg3_flags &= ~TG3_FLAG_TXD_MBOX_HWBUG;
  7800. /* It seems all chips can get confused if TX buffers
  7801. * straddle the 4GB address boundary in some cases.
  7802. */
  7803. tp->dev->hard_start_xmit = tg3_start_xmit;
  7804. tp->rx_offset = 2;
  7805. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
  7806. (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0)
  7807. tp->rx_offset = 0;
  7808. /* By default, disable wake-on-lan. User can change this
  7809. * using ETHTOOL_SWOL.
  7810. */
  7811. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  7812. return err;
  7813. }
  7814. #ifdef CONFIG_SPARC64
  7815. static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
  7816. {
  7817. struct net_device *dev = tp->dev;
  7818. struct pci_dev *pdev = tp->pdev;
  7819. struct pcidev_cookie *pcp = pdev->sysdata;
  7820. if (pcp != NULL) {
  7821. int node = pcp->prom_node;
  7822. if (prom_getproplen(node, "local-mac-address") == 6) {
  7823. prom_getproperty(node, "local-mac-address",
  7824. dev->dev_addr, 6);
  7825. return 0;
  7826. }
  7827. }
  7828. return -ENODEV;
  7829. }
  7830. static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp)
  7831. {
  7832. struct net_device *dev = tp->dev;
  7833. memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
  7834. return 0;
  7835. }
  7836. #endif
  7837. static int __devinit tg3_get_device_address(struct tg3 *tp)
  7838. {
  7839. struct net_device *dev = tp->dev;
  7840. u32 hi, lo, mac_offset;
  7841. #ifdef CONFIG_SPARC64
  7842. if (!tg3_get_macaddr_sparc(tp))
  7843. return 0;
  7844. #endif
  7845. mac_offset = 0x7c;
  7846. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  7847. !(tp->tg3_flags & TG3_FLG2_SUN_570X)) {
  7848. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  7849. mac_offset = 0xcc;
  7850. if (tg3_nvram_lock(tp))
  7851. tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
  7852. else
  7853. tg3_nvram_unlock(tp);
  7854. }
  7855. /* First try to get it from MAC address mailbox. */
  7856. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
  7857. if ((hi >> 16) == 0x484b) {
  7858. dev->dev_addr[0] = (hi >> 8) & 0xff;
  7859. dev->dev_addr[1] = (hi >> 0) & 0xff;
  7860. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
  7861. dev->dev_addr[2] = (lo >> 24) & 0xff;
  7862. dev->dev_addr[3] = (lo >> 16) & 0xff;
  7863. dev->dev_addr[4] = (lo >> 8) & 0xff;
  7864. dev->dev_addr[5] = (lo >> 0) & 0xff;
  7865. }
  7866. /* Next, try NVRAM. */
  7867. else if (!(tp->tg3_flags & TG3_FLG2_SUN_570X) &&
  7868. !tg3_nvram_read(tp, mac_offset + 0, &hi) &&
  7869. !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
  7870. dev->dev_addr[0] = ((hi >> 16) & 0xff);
  7871. dev->dev_addr[1] = ((hi >> 24) & 0xff);
  7872. dev->dev_addr[2] = ((lo >> 0) & 0xff);
  7873. dev->dev_addr[3] = ((lo >> 8) & 0xff);
  7874. dev->dev_addr[4] = ((lo >> 16) & 0xff);
  7875. dev->dev_addr[5] = ((lo >> 24) & 0xff);
  7876. }
  7877. /* Finally just fetch it out of the MAC control regs. */
  7878. else {
  7879. hi = tr32(MAC_ADDR_0_HIGH);
  7880. lo = tr32(MAC_ADDR_0_LOW);
  7881. dev->dev_addr[5] = lo & 0xff;
  7882. dev->dev_addr[4] = (lo >> 8) & 0xff;
  7883. dev->dev_addr[3] = (lo >> 16) & 0xff;
  7884. dev->dev_addr[2] = (lo >> 24) & 0xff;
  7885. dev->dev_addr[1] = hi & 0xff;
  7886. dev->dev_addr[0] = (hi >> 8) & 0xff;
  7887. }
  7888. if (!is_valid_ether_addr(&dev->dev_addr[0])) {
  7889. #ifdef CONFIG_SPARC64
  7890. if (!tg3_get_default_macaddr_sparc(tp))
  7891. return 0;
  7892. #endif
  7893. return -EINVAL;
  7894. }
  7895. return 0;
  7896. }
  7897. #define BOUNDARY_SINGLE_CACHELINE 1
  7898. #define BOUNDARY_MULTI_CACHELINE 2
  7899. static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
  7900. {
  7901. int cacheline_size;
  7902. u8 byte;
  7903. int goal;
  7904. pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte);
  7905. if (byte == 0)
  7906. cacheline_size = 1024;
  7907. else
  7908. cacheline_size = (int) byte * 4;
  7909. /* On 5703 and later chips, the boundary bits have no
  7910. * effect.
  7911. */
  7912. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  7913. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 &&
  7914. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  7915. goto out;
  7916. #if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC)
  7917. goal = BOUNDARY_MULTI_CACHELINE;
  7918. #else
  7919. #if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA)
  7920. goal = BOUNDARY_SINGLE_CACHELINE;
  7921. #else
  7922. goal = 0;
  7923. #endif
  7924. #endif
  7925. if (!goal)
  7926. goto out;
  7927. /* PCI controllers on most RISC systems tend to disconnect
  7928. * when a device tries to burst across a cache-line boundary.
  7929. * Therefore, letting tg3 do so just wastes PCI bandwidth.
  7930. *
  7931. * Unfortunately, for PCI-E there are only limited
  7932. * write-side controls for this, and thus for reads
  7933. * we will still get the disconnects. We'll also waste
  7934. * these PCI cycles for both read and write for chips
  7935. * other than 5700 and 5701 which do not implement the
  7936. * boundary bits.
  7937. */
  7938. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
  7939. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  7940. switch (cacheline_size) {
  7941. case 16:
  7942. case 32:
  7943. case 64:
  7944. case 128:
  7945. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  7946. val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX |
  7947. DMA_RWCTRL_WRITE_BNDRY_128_PCIX);
  7948. } else {
  7949. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  7950. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  7951. }
  7952. break;
  7953. case 256:
  7954. val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX |
  7955. DMA_RWCTRL_WRITE_BNDRY_256_PCIX);
  7956. break;
  7957. default:
  7958. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  7959. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  7960. break;
  7961. };
  7962. } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  7963. switch (cacheline_size) {
  7964. case 16:
  7965. case 32:
  7966. case 64:
  7967. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  7968. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  7969. val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE;
  7970. break;
  7971. }
  7972. /* fallthrough */
  7973. case 128:
  7974. default:
  7975. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  7976. val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE;
  7977. break;
  7978. };
  7979. } else {
  7980. switch (cacheline_size) {
  7981. case 16:
  7982. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  7983. val |= (DMA_RWCTRL_READ_BNDRY_16 |
  7984. DMA_RWCTRL_WRITE_BNDRY_16);
  7985. break;
  7986. }
  7987. /* fallthrough */
  7988. case 32:
  7989. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  7990. val |= (DMA_RWCTRL_READ_BNDRY_32 |
  7991. DMA_RWCTRL_WRITE_BNDRY_32);
  7992. break;
  7993. }
  7994. /* fallthrough */
  7995. case 64:
  7996. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  7997. val |= (DMA_RWCTRL_READ_BNDRY_64 |
  7998. DMA_RWCTRL_WRITE_BNDRY_64);
  7999. break;
  8000. }
  8001. /* fallthrough */
  8002. case 128:
  8003. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8004. val |= (DMA_RWCTRL_READ_BNDRY_128 |
  8005. DMA_RWCTRL_WRITE_BNDRY_128);
  8006. break;
  8007. }
  8008. /* fallthrough */
  8009. case 256:
  8010. val |= (DMA_RWCTRL_READ_BNDRY_256 |
  8011. DMA_RWCTRL_WRITE_BNDRY_256);
  8012. break;
  8013. case 512:
  8014. val |= (DMA_RWCTRL_READ_BNDRY_512 |
  8015. DMA_RWCTRL_WRITE_BNDRY_512);
  8016. break;
  8017. case 1024:
  8018. default:
  8019. val |= (DMA_RWCTRL_READ_BNDRY_1024 |
  8020. DMA_RWCTRL_WRITE_BNDRY_1024);
  8021. break;
  8022. };
  8023. }
  8024. out:
  8025. return val;
  8026. }
  8027. static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device)
  8028. {
  8029. struct tg3_internal_buffer_desc test_desc;
  8030. u32 sram_dma_descs;
  8031. int i, ret;
  8032. sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE;
  8033. tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0);
  8034. tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0);
  8035. tw32(RDMAC_STATUS, 0);
  8036. tw32(WDMAC_STATUS, 0);
  8037. tw32(BUFMGR_MODE, 0);
  8038. tw32(FTQ_RESET, 0);
  8039. test_desc.addr_hi = ((u64) buf_dma) >> 32;
  8040. test_desc.addr_lo = buf_dma & 0xffffffff;
  8041. test_desc.nic_mbuf = 0x00002100;
  8042. test_desc.len = size;
  8043. /*
  8044. * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz
  8045. * the *second* time the tg3 driver was getting loaded after an
  8046. * initial scan.
  8047. *
  8048. * Broadcom tells me:
  8049. * ...the DMA engine is connected to the GRC block and a DMA
  8050. * reset may affect the GRC block in some unpredictable way...
  8051. * The behavior of resets to individual blocks has not been tested.
  8052. *
  8053. * Broadcom noted the GRC reset will also reset all sub-components.
  8054. */
  8055. if (to_device) {
  8056. test_desc.cqid_sqid = (13 << 8) | 2;
  8057. tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE);
  8058. udelay(40);
  8059. } else {
  8060. test_desc.cqid_sqid = (16 << 8) | 7;
  8061. tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE);
  8062. udelay(40);
  8063. }
  8064. test_desc.flags = 0x00000005;
  8065. for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) {
  8066. u32 val;
  8067. val = *(((u32 *)&test_desc) + i);
  8068. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR,
  8069. sram_dma_descs + (i * sizeof(u32)));
  8070. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  8071. }
  8072. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  8073. if (to_device) {
  8074. tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs);
  8075. } else {
  8076. tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs);
  8077. }
  8078. ret = -ENODEV;
  8079. for (i = 0; i < 40; i++) {
  8080. u32 val;
  8081. if (to_device)
  8082. val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ);
  8083. else
  8084. val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ);
  8085. if ((val & 0xffff) == sram_dma_descs) {
  8086. ret = 0;
  8087. break;
  8088. }
  8089. udelay(100);
  8090. }
  8091. return ret;
  8092. }
  8093. #define TEST_BUFFER_SIZE 0x2000
  8094. static int __devinit tg3_test_dma(struct tg3 *tp)
  8095. {
  8096. dma_addr_t buf_dma;
  8097. u32 *buf, saved_dma_rwctrl;
  8098. int ret;
  8099. buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma);
  8100. if (!buf) {
  8101. ret = -ENOMEM;
  8102. goto out_nofree;
  8103. }
  8104. tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
  8105. (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT));
  8106. tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
  8107. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  8108. /* DMA read watermark not used on PCIE */
  8109. tp->dma_rwctrl |= 0x00180000;
  8110. } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  8111. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
  8112. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
  8113. tp->dma_rwctrl |= 0x003f0000;
  8114. else
  8115. tp->dma_rwctrl |= 0x003f000f;
  8116. } else {
  8117. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  8118. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  8119. u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f);
  8120. if (ccval == 0x6 || ccval == 0x7)
  8121. tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
  8122. /* Set bit 23 to enable PCIX hw bug fix */
  8123. tp->dma_rwctrl |= 0x009f0000;
  8124. } else {
  8125. tp->dma_rwctrl |= 0x001b000f;
  8126. }
  8127. }
  8128. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  8129. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  8130. tp->dma_rwctrl &= 0xfffffff0;
  8131. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8132. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  8133. /* Remove this if it causes problems for some boards. */
  8134. tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT;
  8135. /* On 5700/5701 chips, we need to set this bit.
  8136. * Otherwise the chip will issue cacheline transactions
  8137. * to streamable DMA memory with not all the byte
  8138. * enables turned on. This is an error on several
  8139. * RISC PCI controllers, in particular sparc64.
  8140. *
  8141. * On 5703/5704 chips, this bit has been reassigned
  8142. * a different meaning. In particular, it is used
  8143. * on those chips to enable a PCI-X workaround.
  8144. */
  8145. tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;
  8146. }
  8147. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8148. #if 0
  8149. /* Unneeded, already done by tg3_get_invariants. */
  8150. tg3_switch_clocks(tp);
  8151. #endif
  8152. ret = 0;
  8153. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  8154. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
  8155. goto out;
  8156. /* It is best to perform DMA test with maximum write burst size
  8157. * to expose the 5700/5701 write DMA bug.
  8158. */
  8159. saved_dma_rwctrl = tp->dma_rwctrl;
  8160. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8161. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8162. while (1) {
  8163. u32 *p = buf, i;
  8164. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++)
  8165. p[i] = i;
  8166. /* Send the buffer to the chip. */
  8167. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1);
  8168. if (ret) {
  8169. printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret);
  8170. break;
  8171. }
  8172. #if 0
  8173. /* validate data reached card RAM correctly. */
  8174. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  8175. u32 val;
  8176. tg3_read_mem(tp, 0x2100 + (i*4), &val);
  8177. if (le32_to_cpu(val) != p[i]) {
  8178. printk(KERN_ERR " tg3_test_dma() Card buffer corrupted on write! (%d != %d)\n", val, i);
  8179. /* ret = -ENODEV here? */
  8180. }
  8181. p[i] = 0;
  8182. }
  8183. #endif
  8184. /* Now read it back. */
  8185. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0);
  8186. if (ret) {
  8187. printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret);
  8188. break;
  8189. }
  8190. /* Verify it. */
  8191. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  8192. if (p[i] == i)
  8193. continue;
  8194. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  8195. DMA_RWCTRL_WRITE_BNDRY_16) {
  8196. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8197. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  8198. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8199. break;
  8200. } else {
  8201. printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i);
  8202. ret = -ENODEV;
  8203. goto out;
  8204. }
  8205. }
  8206. if (i == (TEST_BUFFER_SIZE / sizeof(u32))) {
  8207. /* Success. */
  8208. ret = 0;
  8209. break;
  8210. }
  8211. }
  8212. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  8213. DMA_RWCTRL_WRITE_BNDRY_16) {
  8214. static struct pci_device_id dma_wait_state_chipsets[] = {
  8215. { PCI_DEVICE(PCI_VENDOR_ID_APPLE,
  8216. PCI_DEVICE_ID_APPLE_UNI_N_PCI15) },
  8217. { },
  8218. };
  8219. /* DMA test passed without adjusting DMA boundary,
  8220. * now look for chipsets that are known to expose the
  8221. * DMA bug without failing the test.
  8222. */
  8223. if (pci_dev_present(dma_wait_state_chipsets)) {
  8224. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8225. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  8226. }
  8227. else
  8228. /* Safe to use the calculated DMA boundary. */
  8229. tp->dma_rwctrl = saved_dma_rwctrl;
  8230. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8231. }
  8232. out:
  8233. pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma);
  8234. out_nofree:
  8235. return ret;
  8236. }
  8237. static void __devinit tg3_init_link_config(struct tg3 *tp)
  8238. {
  8239. tp->link_config.advertising =
  8240. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  8241. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  8242. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  8243. ADVERTISED_Autoneg | ADVERTISED_MII);
  8244. tp->link_config.speed = SPEED_INVALID;
  8245. tp->link_config.duplex = DUPLEX_INVALID;
  8246. tp->link_config.autoneg = AUTONEG_ENABLE;
  8247. netif_carrier_off(tp->dev);
  8248. tp->link_config.active_speed = SPEED_INVALID;
  8249. tp->link_config.active_duplex = DUPLEX_INVALID;
  8250. tp->link_config.phy_is_low_power = 0;
  8251. tp->link_config.orig_speed = SPEED_INVALID;
  8252. tp->link_config.orig_duplex = DUPLEX_INVALID;
  8253. tp->link_config.orig_autoneg = AUTONEG_INVALID;
  8254. }
  8255. static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
  8256. {
  8257. tp->bufmgr_config.mbuf_read_dma_low_water =
  8258. DEFAULT_MB_RDMA_LOW_WATER;
  8259. tp->bufmgr_config.mbuf_mac_rx_low_water =
  8260. DEFAULT_MB_MACRX_LOW_WATER;
  8261. tp->bufmgr_config.mbuf_high_water =
  8262. DEFAULT_MB_HIGH_WATER;
  8263. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
  8264. DEFAULT_MB_RDMA_LOW_WATER_JUMBO;
  8265. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
  8266. DEFAULT_MB_MACRX_LOW_WATER_JUMBO;
  8267. tp->bufmgr_config.mbuf_high_water_jumbo =
  8268. DEFAULT_MB_HIGH_WATER_JUMBO;
  8269. tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER;
  8270. tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER;
  8271. }
  8272. static char * __devinit tg3_phy_string(struct tg3 *tp)
  8273. {
  8274. switch (tp->phy_id & PHY_ID_MASK) {
  8275. case PHY_ID_BCM5400: return "5400";
  8276. case PHY_ID_BCM5401: return "5401";
  8277. case PHY_ID_BCM5411: return "5411";
  8278. case PHY_ID_BCM5701: return "5701";
  8279. case PHY_ID_BCM5703: return "5703";
  8280. case PHY_ID_BCM5704: return "5704";
  8281. case PHY_ID_BCM5705: return "5705";
  8282. case PHY_ID_BCM5750: return "5750";
  8283. case PHY_ID_BCM5752: return "5752";
  8284. case PHY_ID_BCM8002: return "8002/serdes";
  8285. case 0: return "serdes";
  8286. default: return "unknown";
  8287. };
  8288. }
  8289. static struct pci_dev * __devinit tg3_find_5704_peer(struct tg3 *tp)
  8290. {
  8291. struct pci_dev *peer;
  8292. unsigned int func, devnr = tp->pdev->devfn & ~7;
  8293. for (func = 0; func < 8; func++) {
  8294. peer = pci_get_slot(tp->pdev->bus, devnr | func);
  8295. if (peer && peer != tp->pdev)
  8296. break;
  8297. pci_dev_put(peer);
  8298. }
  8299. if (!peer || peer == tp->pdev)
  8300. BUG();
  8301. /*
  8302. * We don't need to keep the refcount elevated; there's no way
  8303. * to remove one half of this device without removing the other
  8304. */
  8305. pci_dev_put(peer);
  8306. return peer;
  8307. }
  8308. static void __devinit tg3_init_coal(struct tg3 *tp)
  8309. {
  8310. struct ethtool_coalesce *ec = &tp->coal;
  8311. memset(ec, 0, sizeof(*ec));
  8312. ec->cmd = ETHTOOL_GCOALESCE;
  8313. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS;
  8314. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS;
  8315. ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES;
  8316. ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES;
  8317. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT;
  8318. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT;
  8319. ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT;
  8320. ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT;
  8321. ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS;
  8322. if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD |
  8323. HOSTCC_MODE_CLRTICK_TXBD)) {
  8324. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS;
  8325. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS;
  8326. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS;
  8327. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS;
  8328. }
  8329. }
  8330. static int __devinit tg3_init_one(struct pci_dev *pdev,
  8331. const struct pci_device_id *ent)
  8332. {
  8333. static int tg3_version_printed = 0;
  8334. unsigned long tg3reg_base, tg3reg_len;
  8335. struct net_device *dev;
  8336. struct tg3 *tp;
  8337. int i, err, pci_using_dac, pm_cap;
  8338. if (tg3_version_printed++ == 0)
  8339. printk(KERN_INFO "%s", version);
  8340. err = pci_enable_device(pdev);
  8341. if (err) {
  8342. printk(KERN_ERR PFX "Cannot enable PCI device, "
  8343. "aborting.\n");
  8344. return err;
  8345. }
  8346. if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
  8347. printk(KERN_ERR PFX "Cannot find proper PCI device "
  8348. "base address, aborting.\n");
  8349. err = -ENODEV;
  8350. goto err_out_disable_pdev;
  8351. }
  8352. err = pci_request_regions(pdev, DRV_MODULE_NAME);
  8353. if (err) {
  8354. printk(KERN_ERR PFX "Cannot obtain PCI resources, "
  8355. "aborting.\n");
  8356. goto err_out_disable_pdev;
  8357. }
  8358. pci_set_master(pdev);
  8359. /* Find power-management capability. */
  8360. pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
  8361. if (pm_cap == 0) {
  8362. printk(KERN_ERR PFX "Cannot find PowerManagement capability, "
  8363. "aborting.\n");
  8364. err = -EIO;
  8365. goto err_out_free_res;
  8366. }
  8367. /* Configure DMA attributes. */
  8368. err = pci_set_dma_mask(pdev, 0xffffffffffffffffULL);
  8369. if (!err) {
  8370. pci_using_dac = 1;
  8371. err = pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL);
  8372. if (err < 0) {
  8373. printk(KERN_ERR PFX "Unable to obtain 64 bit DMA "
  8374. "for consistent allocations\n");
  8375. goto err_out_free_res;
  8376. }
  8377. } else {
  8378. err = pci_set_dma_mask(pdev, 0xffffffffULL);
  8379. if (err) {
  8380. printk(KERN_ERR PFX "No usable DMA configuration, "
  8381. "aborting.\n");
  8382. goto err_out_free_res;
  8383. }
  8384. pci_using_dac = 0;
  8385. }
  8386. tg3reg_base = pci_resource_start(pdev, 0);
  8387. tg3reg_len = pci_resource_len(pdev, 0);
  8388. dev = alloc_etherdev(sizeof(*tp));
  8389. if (!dev) {
  8390. printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n");
  8391. err = -ENOMEM;
  8392. goto err_out_free_res;
  8393. }
  8394. SET_MODULE_OWNER(dev);
  8395. SET_NETDEV_DEV(dev, &pdev->dev);
  8396. if (pci_using_dac)
  8397. dev->features |= NETIF_F_HIGHDMA;
  8398. dev->features |= NETIF_F_LLTX;
  8399. #if TG3_VLAN_TAG_USED
  8400. dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
  8401. dev->vlan_rx_register = tg3_vlan_rx_register;
  8402. dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid;
  8403. #endif
  8404. tp = netdev_priv(dev);
  8405. tp->pdev = pdev;
  8406. tp->dev = dev;
  8407. tp->pm_cap = pm_cap;
  8408. tp->mac_mode = TG3_DEF_MAC_MODE;
  8409. tp->rx_mode = TG3_DEF_RX_MODE;
  8410. tp->tx_mode = TG3_DEF_TX_MODE;
  8411. tp->mi_mode = MAC_MI_MODE_BASE;
  8412. if (tg3_debug > 0)
  8413. tp->msg_enable = tg3_debug;
  8414. else
  8415. tp->msg_enable = TG3_DEF_MSG_ENABLE;
  8416. /* The word/byte swap controls here control register access byte
  8417. * swapping. DMA data byte swapping is controlled in the GRC_MODE
  8418. * setting below.
  8419. */
  8420. tp->misc_host_ctrl =
  8421. MISC_HOST_CTRL_MASK_PCI_INT |
  8422. MISC_HOST_CTRL_WORD_SWAP |
  8423. MISC_HOST_CTRL_INDIR_ACCESS |
  8424. MISC_HOST_CTRL_PCISTATE_RW;
  8425. /* The NONFRM (non-frame) byte/word swap controls take effect
  8426. * on descriptor entries, anything which isn't packet data.
  8427. *
  8428. * The StrongARM chips on the board (one for tx, one for rx)
  8429. * are running in big-endian mode.
  8430. */
  8431. tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
  8432. GRC_MODE_WSWAP_NONFRM_DATA);
  8433. #ifdef __BIG_ENDIAN
  8434. tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
  8435. #endif
  8436. spin_lock_init(&tp->lock);
  8437. spin_lock_init(&tp->tx_lock);
  8438. spin_lock_init(&tp->indirect_lock);
  8439. INIT_WORK(&tp->reset_task, tg3_reset_task, tp);
  8440. tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len);
  8441. if (tp->regs == 0UL) {
  8442. printk(KERN_ERR PFX "Cannot map device registers, "
  8443. "aborting.\n");
  8444. err = -ENOMEM;
  8445. goto err_out_free_dev;
  8446. }
  8447. tg3_init_link_config(tp);
  8448. tg3_init_bufmgr_config(tp);
  8449. tp->rx_pending = TG3_DEF_RX_RING_PENDING;
  8450. tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
  8451. tp->tx_pending = TG3_DEF_TX_RING_PENDING;
  8452. dev->open = tg3_open;
  8453. dev->stop = tg3_close;
  8454. dev->get_stats = tg3_get_stats;
  8455. dev->set_multicast_list = tg3_set_rx_mode;
  8456. dev->set_mac_address = tg3_set_mac_addr;
  8457. dev->do_ioctl = tg3_ioctl;
  8458. dev->tx_timeout = tg3_tx_timeout;
  8459. dev->poll = tg3_poll;
  8460. dev->ethtool_ops = &tg3_ethtool_ops;
  8461. dev->weight = 64;
  8462. dev->watchdog_timeo = TG3_TX_TIMEOUT;
  8463. dev->change_mtu = tg3_change_mtu;
  8464. dev->irq = pdev->irq;
  8465. #ifdef CONFIG_NET_POLL_CONTROLLER
  8466. dev->poll_controller = tg3_poll_controller;
  8467. #endif
  8468. err = tg3_get_invariants(tp);
  8469. if (err) {
  8470. printk(KERN_ERR PFX "Problem fetching invariants of chip, "
  8471. "aborting.\n");
  8472. goto err_out_iounmap;
  8473. }
  8474. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  8475. tp->bufmgr_config.mbuf_read_dma_low_water =
  8476. DEFAULT_MB_RDMA_LOW_WATER_5705;
  8477. tp->bufmgr_config.mbuf_mac_rx_low_water =
  8478. DEFAULT_MB_MACRX_LOW_WATER_5705;
  8479. tp->bufmgr_config.mbuf_high_water =
  8480. DEFAULT_MB_HIGH_WATER_5705;
  8481. }
  8482. #if TG3_TSO_SUPPORT != 0
  8483. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  8484. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  8485. }
  8486. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8487. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  8488. tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 ||
  8489. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
  8490. tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
  8491. } else {
  8492. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  8493. }
  8494. /* TSO is off by default, user can enable using ethtool. */
  8495. #if 0
  8496. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)
  8497. dev->features |= NETIF_F_TSO;
  8498. #endif
  8499. #endif
  8500. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
  8501. !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
  8502. !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) {
  8503. tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64;
  8504. tp->rx_pending = 63;
  8505. }
  8506. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  8507. tp->pdev_peer = tg3_find_5704_peer(tp);
  8508. err = tg3_get_device_address(tp);
  8509. if (err) {
  8510. printk(KERN_ERR PFX "Could not obtain valid ethernet address, "
  8511. "aborting.\n");
  8512. goto err_out_iounmap;
  8513. }
  8514. /*
  8515. * Reset chip in case UNDI or EFI driver did not shutdown
  8516. * DMA self test will enable WDMAC and we'll see (spurious)
  8517. * pending DMA on the PCI bus at that point.
  8518. */
  8519. if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) ||
  8520. (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  8521. pci_save_state(tp->pdev);
  8522. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  8523. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  8524. }
  8525. err = tg3_test_dma(tp);
  8526. if (err) {
  8527. printk(KERN_ERR PFX "DMA engine test failed, aborting.\n");
  8528. goto err_out_iounmap;
  8529. }
  8530. /* Tigon3 can do ipv4 only... and some chips have buggy
  8531. * checksumming.
  8532. */
  8533. if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
  8534. dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
  8535. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  8536. } else
  8537. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  8538. if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
  8539. dev->features &= ~NETIF_F_HIGHDMA;
  8540. /* flow control autonegotiation is default behavior */
  8541. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  8542. tg3_init_coal(tp);
  8543. err = register_netdev(dev);
  8544. if (err) {
  8545. printk(KERN_ERR PFX "Cannot register net device, "
  8546. "aborting.\n");
  8547. goto err_out_iounmap;
  8548. }
  8549. pci_set_drvdata(pdev, dev);
  8550. /* Now that we have fully setup the chip, save away a snapshot
  8551. * of the PCI config space. We need to restore this after
  8552. * GRC_MISC_CFG core clock resets and some resume events.
  8553. */
  8554. pci_save_state(tp->pdev);
  8555. printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (PCI%s:%s:%s) %sBaseT Ethernet ",
  8556. dev->name,
  8557. tp->board_part_number,
  8558. tp->pci_chip_rev_id,
  8559. tg3_phy_string(tp),
  8560. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "X" : ""),
  8561. ((tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED) ?
  8562. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "133MHz" : "66MHz") :
  8563. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "100MHz" : "33MHz")),
  8564. ((tp->tg3_flags & TG3_FLAG_PCI_32BIT) ? "32-bit" : "64-bit"),
  8565. (tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100" : "10/100/1000");
  8566. for (i = 0; i < 6; i++)
  8567. printk("%2.2x%c", dev->dev_addr[i],
  8568. i == 5 ? '\n' : ':');
  8569. printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
  8570. "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] "
  8571. "TSOcap[%d] \n",
  8572. dev->name,
  8573. (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
  8574. (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
  8575. (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
  8576. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
  8577. (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0,
  8578. (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
  8579. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
  8580. printk(KERN_INFO "%s: dma_rwctrl[%08x]\n",
  8581. dev->name, tp->dma_rwctrl);
  8582. return 0;
  8583. err_out_iounmap:
  8584. iounmap(tp->regs);
  8585. err_out_free_dev:
  8586. free_netdev(dev);
  8587. err_out_free_res:
  8588. pci_release_regions(pdev);
  8589. err_out_disable_pdev:
  8590. pci_disable_device(pdev);
  8591. pci_set_drvdata(pdev, NULL);
  8592. return err;
  8593. }
  8594. static void __devexit tg3_remove_one(struct pci_dev *pdev)
  8595. {
  8596. struct net_device *dev = pci_get_drvdata(pdev);
  8597. if (dev) {
  8598. struct tg3 *tp = netdev_priv(dev);
  8599. unregister_netdev(dev);
  8600. iounmap(tp->regs);
  8601. free_netdev(dev);
  8602. pci_release_regions(pdev);
  8603. pci_disable_device(pdev);
  8604. pci_set_drvdata(pdev, NULL);
  8605. }
  8606. }
  8607. static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
  8608. {
  8609. struct net_device *dev = pci_get_drvdata(pdev);
  8610. struct tg3 *tp = netdev_priv(dev);
  8611. int err;
  8612. if (!netif_running(dev))
  8613. return 0;
  8614. tg3_netif_stop(tp);
  8615. del_timer_sync(&tp->timer);
  8616. spin_lock_irq(&tp->lock);
  8617. spin_lock(&tp->tx_lock);
  8618. tg3_disable_ints(tp);
  8619. spin_unlock(&tp->tx_lock);
  8620. spin_unlock_irq(&tp->lock);
  8621. netif_device_detach(dev);
  8622. spin_lock_irq(&tp->lock);
  8623. spin_lock(&tp->tx_lock);
  8624. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  8625. spin_unlock(&tp->tx_lock);
  8626. spin_unlock_irq(&tp->lock);
  8627. err = tg3_set_power_state(tp, pci_choose_state(pdev, state));
  8628. if (err) {
  8629. spin_lock_irq(&tp->lock);
  8630. spin_lock(&tp->tx_lock);
  8631. tg3_init_hw(tp);
  8632. tp->timer.expires = jiffies + tp->timer_offset;
  8633. add_timer(&tp->timer);
  8634. netif_device_attach(dev);
  8635. tg3_netif_start(tp);
  8636. spin_unlock(&tp->tx_lock);
  8637. spin_unlock_irq(&tp->lock);
  8638. }
  8639. return err;
  8640. }
  8641. static int tg3_resume(struct pci_dev *pdev)
  8642. {
  8643. struct net_device *dev = pci_get_drvdata(pdev);
  8644. struct tg3 *tp = netdev_priv(dev);
  8645. int err;
  8646. if (!netif_running(dev))
  8647. return 0;
  8648. pci_restore_state(tp->pdev);
  8649. err = tg3_set_power_state(tp, 0);
  8650. if (err)
  8651. return err;
  8652. netif_device_attach(dev);
  8653. spin_lock_irq(&tp->lock);
  8654. spin_lock(&tp->tx_lock);
  8655. tg3_init_hw(tp);
  8656. tp->timer.expires = jiffies + tp->timer_offset;
  8657. add_timer(&tp->timer);
  8658. tg3_enable_ints(tp);
  8659. tg3_netif_start(tp);
  8660. spin_unlock(&tp->tx_lock);
  8661. spin_unlock_irq(&tp->lock);
  8662. return 0;
  8663. }
  8664. static struct pci_driver tg3_driver = {
  8665. .name = DRV_MODULE_NAME,
  8666. .id_table = tg3_pci_tbl,
  8667. .probe = tg3_init_one,
  8668. .remove = __devexit_p(tg3_remove_one),
  8669. .suspend = tg3_suspend,
  8670. .resume = tg3_resume
  8671. };
  8672. static int __init tg3_init(void)
  8673. {
  8674. return pci_module_init(&tg3_driver);
  8675. }
  8676. static void __exit tg3_cleanup(void)
  8677. {
  8678. pci_unregister_driver(&tg3_driver);
  8679. }
  8680. module_init(tg3_init);
  8681. module_exit(tg3_cleanup);