tg3.c 303 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 * Derived from proprietary unpublished source code,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 "3.37"
  61. #define DRV_MODULE_RELDATE "August 25, 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_JUMBO_CAPABLE) ? 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_5780,
  201. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  202. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780S,
  203. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  204. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781,
  205. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  206. { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX,
  207. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  208. { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX,
  209. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  210. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000,
  211. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  212. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1001,
  213. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  214. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1003,
  215. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  216. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC9100,
  217. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  218. { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_TIGON3,
  219. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  220. { 0, }
  221. };
  222. MODULE_DEVICE_TABLE(pci, tg3_pci_tbl);
  223. static struct {
  224. const char string[ETH_GSTRING_LEN];
  225. } ethtool_stats_keys[TG3_NUM_STATS] = {
  226. { "rx_octets" },
  227. { "rx_fragments" },
  228. { "rx_ucast_packets" },
  229. { "rx_mcast_packets" },
  230. { "rx_bcast_packets" },
  231. { "rx_fcs_errors" },
  232. { "rx_align_errors" },
  233. { "rx_xon_pause_rcvd" },
  234. { "rx_xoff_pause_rcvd" },
  235. { "rx_mac_ctrl_rcvd" },
  236. { "rx_xoff_entered" },
  237. { "rx_frame_too_long_errors" },
  238. { "rx_jabbers" },
  239. { "rx_undersize_packets" },
  240. { "rx_in_length_errors" },
  241. { "rx_out_length_errors" },
  242. { "rx_64_or_less_octet_packets" },
  243. { "rx_65_to_127_octet_packets" },
  244. { "rx_128_to_255_octet_packets" },
  245. { "rx_256_to_511_octet_packets" },
  246. { "rx_512_to_1023_octet_packets" },
  247. { "rx_1024_to_1522_octet_packets" },
  248. { "rx_1523_to_2047_octet_packets" },
  249. { "rx_2048_to_4095_octet_packets" },
  250. { "rx_4096_to_8191_octet_packets" },
  251. { "rx_8192_to_9022_octet_packets" },
  252. { "tx_octets" },
  253. { "tx_collisions" },
  254. { "tx_xon_sent" },
  255. { "tx_xoff_sent" },
  256. { "tx_flow_control" },
  257. { "tx_mac_errors" },
  258. { "tx_single_collisions" },
  259. { "tx_mult_collisions" },
  260. { "tx_deferred" },
  261. { "tx_excessive_collisions" },
  262. { "tx_late_collisions" },
  263. { "tx_collide_2times" },
  264. { "tx_collide_3times" },
  265. { "tx_collide_4times" },
  266. { "tx_collide_5times" },
  267. { "tx_collide_6times" },
  268. { "tx_collide_7times" },
  269. { "tx_collide_8times" },
  270. { "tx_collide_9times" },
  271. { "tx_collide_10times" },
  272. { "tx_collide_11times" },
  273. { "tx_collide_12times" },
  274. { "tx_collide_13times" },
  275. { "tx_collide_14times" },
  276. { "tx_collide_15times" },
  277. { "tx_ucast_packets" },
  278. { "tx_mcast_packets" },
  279. { "tx_bcast_packets" },
  280. { "tx_carrier_sense_errors" },
  281. { "tx_discards" },
  282. { "tx_errors" },
  283. { "dma_writeq_full" },
  284. { "dma_write_prioq_full" },
  285. { "rxbds_empty" },
  286. { "rx_discards" },
  287. { "rx_errors" },
  288. { "rx_threshold_hit" },
  289. { "dma_readq_full" },
  290. { "dma_read_prioq_full" },
  291. { "tx_comp_queue_full" },
  292. { "ring_set_send_prod_index" },
  293. { "ring_status_update" },
  294. { "nic_irqs" },
  295. { "nic_avoided_irqs" },
  296. { "nic_tx_threshold_hit" }
  297. };
  298. static struct {
  299. const char string[ETH_GSTRING_LEN];
  300. } ethtool_test_keys[TG3_NUM_TEST] = {
  301. { "nvram test (online) " },
  302. { "link test (online) " },
  303. { "register test (offline)" },
  304. { "memory test (offline)" },
  305. { "loopback test (offline)" },
  306. { "interrupt test (offline)" },
  307. };
  308. static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val)
  309. {
  310. if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) != 0) {
  311. spin_lock_bh(&tp->indirect_lock);
  312. pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
  313. pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
  314. spin_unlock_bh(&tp->indirect_lock);
  315. } else {
  316. writel(val, tp->regs + off);
  317. if ((tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG) != 0)
  318. readl(tp->regs + off);
  319. }
  320. }
  321. static void _tw32_flush(struct tg3 *tp, u32 off, u32 val)
  322. {
  323. if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) != 0) {
  324. spin_lock_bh(&tp->indirect_lock);
  325. pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
  326. pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
  327. spin_unlock_bh(&tp->indirect_lock);
  328. } else {
  329. void __iomem *dest = tp->regs + off;
  330. writel(val, dest);
  331. readl(dest); /* always flush PCI write */
  332. }
  333. }
  334. static void tg3_write32_rx_mbox(struct tg3 *tp, u32 off, u32 val)
  335. {
  336. void __iomem *mbox = tp->regs + off;
  337. writel(val, mbox);
  338. if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
  339. readl(mbox);
  340. }
  341. static void tg3_write32_tx_mbox(struct tg3 *tp, u32 off, u32 val)
  342. {
  343. void __iomem *mbox = tp->regs + off;
  344. writel(val, mbox);
  345. if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG)
  346. writel(val, mbox);
  347. if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
  348. readl(mbox);
  349. }
  350. static void tg3_write32(struct tg3 *tp, u32 off, u32 val)
  351. {
  352. writel(val, tp->regs + off);
  353. }
  354. static u32 tg3_read32(struct tg3 *tp, u32 off)
  355. {
  356. return (readl(tp->regs + off));
  357. }
  358. #define tw32_mailbox(reg, val) tp->write32_mbox(tp, reg, val)
  359. #define tw32_rx_mbox(reg, val) tp->write32_rx_mbox(tp, reg, val)
  360. #define tw32_tx_mbox(reg, val) tp->write32_tx_mbox(tp, reg, val)
  361. #define tw32(reg,val) tp->write32(tp, reg, val)
  362. #define tw32_f(reg,val) _tw32_flush(tp,(reg),(val))
  363. #define tr32(reg) tp->read32(tp, reg)
  364. static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val)
  365. {
  366. spin_lock_bh(&tp->indirect_lock);
  367. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
  368. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  369. /* Always leave this as zero. */
  370. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  371. spin_unlock_bh(&tp->indirect_lock);
  372. }
  373. static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val)
  374. {
  375. spin_lock_bh(&tp->indirect_lock);
  376. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
  377. pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  378. /* Always leave this as zero. */
  379. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  380. spin_unlock_bh(&tp->indirect_lock);
  381. }
  382. static void tg3_disable_ints(struct tg3 *tp)
  383. {
  384. tw32(TG3PCI_MISC_HOST_CTRL,
  385. (tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT));
  386. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
  387. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  388. }
  389. static inline void tg3_cond_int(struct tg3 *tp)
  390. {
  391. if (tp->hw_status->status & SD_STATUS_UPDATED)
  392. tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
  393. }
  394. static void tg3_enable_ints(struct tg3 *tp)
  395. {
  396. tp->irq_sync = 0;
  397. wmb();
  398. tw32(TG3PCI_MISC_HOST_CTRL,
  399. (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
  400. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  401. (tp->last_tag << 24));
  402. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  403. tg3_cond_int(tp);
  404. }
  405. static inline unsigned int tg3_has_work(struct tg3 *tp)
  406. {
  407. struct tg3_hw_status *sblk = tp->hw_status;
  408. unsigned int work_exists = 0;
  409. /* check for phy events */
  410. if (!(tp->tg3_flags &
  411. (TG3_FLAG_USE_LINKCHG_REG |
  412. TG3_FLAG_POLL_SERDES))) {
  413. if (sblk->status & SD_STATUS_LINK_CHG)
  414. work_exists = 1;
  415. }
  416. /* check for RX/TX work to do */
  417. if (sblk->idx[0].tx_consumer != tp->tx_cons ||
  418. sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
  419. work_exists = 1;
  420. return work_exists;
  421. }
  422. /* tg3_restart_ints
  423. * similar to tg3_enable_ints, but it accurately determines whether there
  424. * is new work pending and can return without flushing the PIO write
  425. * which reenables interrupts
  426. */
  427. static void tg3_restart_ints(struct tg3 *tp)
  428. {
  429. tw32(TG3PCI_MISC_HOST_CTRL,
  430. (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
  431. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  432. tp->last_tag << 24);
  433. mmiowb();
  434. /* When doing tagged status, this work check is unnecessary.
  435. * The last_tag we write above tells the chip which piece of
  436. * work we've completed.
  437. */
  438. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
  439. tg3_has_work(tp))
  440. tw32(HOSTCC_MODE, tp->coalesce_mode |
  441. (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
  442. }
  443. static inline void tg3_netif_stop(struct tg3 *tp)
  444. {
  445. tp->dev->trans_start = jiffies; /* prevent tx timeout */
  446. netif_poll_disable(tp->dev);
  447. netif_tx_disable(tp->dev);
  448. }
  449. static inline void tg3_netif_start(struct tg3 *tp)
  450. {
  451. netif_wake_queue(tp->dev);
  452. /* NOTE: unconditional netif_wake_queue is only appropriate
  453. * so long as all callers are assured to have free tx slots
  454. * (such as after tg3_init_hw)
  455. */
  456. netif_poll_enable(tp->dev);
  457. tp->hw_status->status |= SD_STATUS_UPDATED;
  458. tg3_enable_ints(tp);
  459. }
  460. static void tg3_switch_clocks(struct tg3 *tp)
  461. {
  462. u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);
  463. u32 orig_clock_ctrl;
  464. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  465. return;
  466. orig_clock_ctrl = clock_ctrl;
  467. clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN |
  468. CLOCK_CTRL_CLKRUN_OENABLE |
  469. 0x1f);
  470. tp->pci_clock_ctrl = clock_ctrl;
  471. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  472. if (orig_clock_ctrl & CLOCK_CTRL_625_CORE) {
  473. tw32_f(TG3PCI_CLOCK_CTRL,
  474. clock_ctrl | CLOCK_CTRL_625_CORE);
  475. udelay(40);
  476. }
  477. } else if ((orig_clock_ctrl & CLOCK_CTRL_44MHZ_CORE) != 0) {
  478. tw32_f(TG3PCI_CLOCK_CTRL,
  479. clock_ctrl |
  480. (CLOCK_CTRL_44MHZ_CORE | CLOCK_CTRL_ALTCLK));
  481. udelay(40);
  482. tw32_f(TG3PCI_CLOCK_CTRL,
  483. clock_ctrl | (CLOCK_CTRL_ALTCLK));
  484. udelay(40);
  485. }
  486. tw32_f(TG3PCI_CLOCK_CTRL, clock_ctrl);
  487. udelay(40);
  488. }
  489. #define PHY_BUSY_LOOPS 5000
  490. static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
  491. {
  492. u32 frame_val;
  493. unsigned int loops;
  494. int ret;
  495. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  496. tw32_f(MAC_MI_MODE,
  497. (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
  498. udelay(80);
  499. }
  500. *val = 0x0;
  501. frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
  502. MI_COM_PHY_ADDR_MASK);
  503. frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
  504. MI_COM_REG_ADDR_MASK);
  505. frame_val |= (MI_COM_CMD_READ | MI_COM_START);
  506. tw32_f(MAC_MI_COM, frame_val);
  507. loops = PHY_BUSY_LOOPS;
  508. while (loops != 0) {
  509. udelay(10);
  510. frame_val = tr32(MAC_MI_COM);
  511. if ((frame_val & MI_COM_BUSY) == 0) {
  512. udelay(5);
  513. frame_val = tr32(MAC_MI_COM);
  514. break;
  515. }
  516. loops -= 1;
  517. }
  518. ret = -EBUSY;
  519. if (loops != 0) {
  520. *val = frame_val & MI_COM_DATA_MASK;
  521. ret = 0;
  522. }
  523. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  524. tw32_f(MAC_MI_MODE, tp->mi_mode);
  525. udelay(80);
  526. }
  527. return ret;
  528. }
  529. static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
  530. {
  531. u32 frame_val;
  532. unsigned int loops;
  533. int ret;
  534. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  535. tw32_f(MAC_MI_MODE,
  536. (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
  537. udelay(80);
  538. }
  539. frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
  540. MI_COM_PHY_ADDR_MASK);
  541. frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
  542. MI_COM_REG_ADDR_MASK);
  543. frame_val |= (val & MI_COM_DATA_MASK);
  544. frame_val |= (MI_COM_CMD_WRITE | MI_COM_START);
  545. tw32_f(MAC_MI_COM, frame_val);
  546. loops = PHY_BUSY_LOOPS;
  547. while (loops != 0) {
  548. udelay(10);
  549. frame_val = tr32(MAC_MI_COM);
  550. if ((frame_val & MI_COM_BUSY) == 0) {
  551. udelay(5);
  552. frame_val = tr32(MAC_MI_COM);
  553. break;
  554. }
  555. loops -= 1;
  556. }
  557. ret = -EBUSY;
  558. if (loops != 0)
  559. ret = 0;
  560. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  561. tw32_f(MAC_MI_MODE, tp->mi_mode);
  562. udelay(80);
  563. }
  564. return ret;
  565. }
  566. static void tg3_phy_set_wirespeed(struct tg3 *tp)
  567. {
  568. u32 val;
  569. if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED)
  570. return;
  571. if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007) &&
  572. !tg3_readphy(tp, MII_TG3_AUX_CTRL, &val))
  573. tg3_writephy(tp, MII_TG3_AUX_CTRL,
  574. (val | (1 << 15) | (1 << 4)));
  575. }
  576. static int tg3_bmcr_reset(struct tg3 *tp)
  577. {
  578. u32 phy_control;
  579. int limit, err;
  580. /* OK, reset it, and poll the BMCR_RESET bit until it
  581. * clears or we time out.
  582. */
  583. phy_control = BMCR_RESET;
  584. err = tg3_writephy(tp, MII_BMCR, phy_control);
  585. if (err != 0)
  586. return -EBUSY;
  587. limit = 5000;
  588. while (limit--) {
  589. err = tg3_readphy(tp, MII_BMCR, &phy_control);
  590. if (err != 0)
  591. return -EBUSY;
  592. if ((phy_control & BMCR_RESET) == 0) {
  593. udelay(40);
  594. break;
  595. }
  596. udelay(10);
  597. }
  598. if (limit <= 0)
  599. return -EBUSY;
  600. return 0;
  601. }
  602. static int tg3_wait_macro_done(struct tg3 *tp)
  603. {
  604. int limit = 100;
  605. while (limit--) {
  606. u32 tmp32;
  607. if (!tg3_readphy(tp, 0x16, &tmp32)) {
  608. if ((tmp32 & 0x1000) == 0)
  609. break;
  610. }
  611. }
  612. if (limit <= 0)
  613. return -EBUSY;
  614. return 0;
  615. }
  616. static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
  617. {
  618. static const u32 test_pat[4][6] = {
  619. { 0x00005555, 0x00000005, 0x00002aaa, 0x0000000a, 0x00003456, 0x00000003 },
  620. { 0x00002aaa, 0x0000000a, 0x00003333, 0x00000003, 0x0000789a, 0x00000005 },
  621. { 0x00005a5a, 0x00000005, 0x00002a6a, 0x0000000a, 0x00001bcd, 0x00000003 },
  622. { 0x00002a5a, 0x0000000a, 0x000033c3, 0x00000003, 0x00002ef1, 0x00000005 }
  623. };
  624. int chan;
  625. for (chan = 0; chan < 4; chan++) {
  626. int i;
  627. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  628. (chan * 0x2000) | 0x0200);
  629. tg3_writephy(tp, 0x16, 0x0002);
  630. for (i = 0; i < 6; i++)
  631. tg3_writephy(tp, MII_TG3_DSP_RW_PORT,
  632. test_pat[chan][i]);
  633. tg3_writephy(tp, 0x16, 0x0202);
  634. if (tg3_wait_macro_done(tp)) {
  635. *resetp = 1;
  636. return -EBUSY;
  637. }
  638. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  639. (chan * 0x2000) | 0x0200);
  640. tg3_writephy(tp, 0x16, 0x0082);
  641. if (tg3_wait_macro_done(tp)) {
  642. *resetp = 1;
  643. return -EBUSY;
  644. }
  645. tg3_writephy(tp, 0x16, 0x0802);
  646. if (tg3_wait_macro_done(tp)) {
  647. *resetp = 1;
  648. return -EBUSY;
  649. }
  650. for (i = 0; i < 6; i += 2) {
  651. u32 low, high;
  652. if (tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low) ||
  653. tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high) ||
  654. tg3_wait_macro_done(tp)) {
  655. *resetp = 1;
  656. return -EBUSY;
  657. }
  658. low &= 0x7fff;
  659. high &= 0x000f;
  660. if (low != test_pat[chan][i] ||
  661. high != test_pat[chan][i+1]) {
  662. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000b);
  663. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4001);
  664. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4005);
  665. return -EBUSY;
  666. }
  667. }
  668. }
  669. return 0;
  670. }
  671. static int tg3_phy_reset_chanpat(struct tg3 *tp)
  672. {
  673. int chan;
  674. for (chan = 0; chan < 4; chan++) {
  675. int i;
  676. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  677. (chan * 0x2000) | 0x0200);
  678. tg3_writephy(tp, 0x16, 0x0002);
  679. for (i = 0; i < 6; i++)
  680. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000);
  681. tg3_writephy(tp, 0x16, 0x0202);
  682. if (tg3_wait_macro_done(tp))
  683. return -EBUSY;
  684. }
  685. return 0;
  686. }
  687. static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
  688. {
  689. u32 reg32, phy9_orig;
  690. int retries, do_phy_reset, err;
  691. retries = 10;
  692. do_phy_reset = 1;
  693. do {
  694. if (do_phy_reset) {
  695. err = tg3_bmcr_reset(tp);
  696. if (err)
  697. return err;
  698. do_phy_reset = 0;
  699. }
  700. /* Disable transmitter and interrupt. */
  701. if (tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32))
  702. continue;
  703. reg32 |= 0x3000;
  704. tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
  705. /* Set full-duplex, 1000 mbps. */
  706. tg3_writephy(tp, MII_BMCR,
  707. BMCR_FULLDPLX | TG3_BMCR_SPEED1000);
  708. /* Set to master mode. */
  709. if (tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig))
  710. continue;
  711. tg3_writephy(tp, MII_TG3_CTRL,
  712. (MII_TG3_CTRL_AS_MASTER |
  713. MII_TG3_CTRL_ENABLE_AS_MASTER));
  714. /* Enable SM_DSP_CLOCK and 6dB. */
  715. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  716. /* Block the PHY control access. */
  717. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
  718. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800);
  719. err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset);
  720. if (!err)
  721. break;
  722. } while (--retries);
  723. err = tg3_phy_reset_chanpat(tp);
  724. if (err)
  725. return err;
  726. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
  727. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000);
  728. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
  729. tg3_writephy(tp, 0x16, 0x0000);
  730. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  731. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  732. /* Set Extended packet length bit for jumbo frames */
  733. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4400);
  734. }
  735. else {
  736. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  737. }
  738. tg3_writephy(tp, MII_TG3_CTRL, phy9_orig);
  739. if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32)) {
  740. reg32 &= ~0x3000;
  741. tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
  742. } else if (!err)
  743. err = -EBUSY;
  744. return err;
  745. }
  746. /* This will reset the tigon3 PHY if there is no valid
  747. * link unless the FORCE argument is non-zero.
  748. */
  749. static int tg3_phy_reset(struct tg3 *tp)
  750. {
  751. u32 phy_status;
  752. int err;
  753. err = tg3_readphy(tp, MII_BMSR, &phy_status);
  754. err |= tg3_readphy(tp, MII_BMSR, &phy_status);
  755. if (err != 0)
  756. return -EBUSY;
  757. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  758. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
  759. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  760. err = tg3_phy_reset_5703_4_5(tp);
  761. if (err)
  762. return err;
  763. goto out;
  764. }
  765. err = tg3_bmcr_reset(tp);
  766. if (err)
  767. return err;
  768. out:
  769. if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) {
  770. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  771. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  772. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x2aaa);
  773. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
  774. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0323);
  775. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  776. }
  777. if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) {
  778. tg3_writephy(tp, 0x1c, 0x8d68);
  779. tg3_writephy(tp, 0x1c, 0x8d68);
  780. }
  781. if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) {
  782. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  783. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
  784. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x310b);
  785. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  786. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x9506);
  787. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x401f);
  788. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
  789. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  790. }
  791. /* Set Extended packet length bit (bit 14) on all chips that */
  792. /* support jumbo frames */
  793. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  794. /* Cannot do read-modify-write on 5401 */
  795. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
  796. } else if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
  797. u32 phy_reg;
  798. /* Set bit 14 with read-modify-write to preserve other bits */
  799. if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) &&
  800. !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg))
  801. tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
  802. }
  803. /* Set phy register 0x10 bit 0 to high fifo elasticity to support
  804. * jumbo frames transmission.
  805. */
  806. if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
  807. u32 phy_reg;
  808. if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg))
  809. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  810. phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
  811. }
  812. tg3_phy_set_wirespeed(tp);
  813. return 0;
  814. }
  815. static void tg3_frob_aux_power(struct tg3 *tp)
  816. {
  817. struct tg3 *tp_peer = tp;
  818. if ((tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) != 0)
  819. return;
  820. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  821. tp_peer = pci_get_drvdata(tp->pdev_peer);
  822. if (!tp_peer)
  823. BUG();
  824. }
  825. if ((tp->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
  826. (tp_peer->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0) {
  827. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  828. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  829. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  830. (GRC_LCLCTRL_GPIO_OE0 |
  831. GRC_LCLCTRL_GPIO_OE1 |
  832. GRC_LCLCTRL_GPIO_OE2 |
  833. GRC_LCLCTRL_GPIO_OUTPUT0 |
  834. GRC_LCLCTRL_GPIO_OUTPUT1));
  835. udelay(100);
  836. } else {
  837. u32 no_gpio2;
  838. u32 grc_local_ctrl;
  839. if (tp_peer != tp &&
  840. (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
  841. return;
  842. /* On 5753 and variants, GPIO2 cannot be used. */
  843. no_gpio2 = tp->nic_sram_data_cfg &
  844. NIC_SRAM_DATA_CFG_NO_GPIO2;
  845. grc_local_ctrl = GRC_LCLCTRL_GPIO_OE0 |
  846. GRC_LCLCTRL_GPIO_OE1 |
  847. GRC_LCLCTRL_GPIO_OE2 |
  848. GRC_LCLCTRL_GPIO_OUTPUT1 |
  849. GRC_LCLCTRL_GPIO_OUTPUT2;
  850. if (no_gpio2) {
  851. grc_local_ctrl &= ~(GRC_LCLCTRL_GPIO_OE2 |
  852. GRC_LCLCTRL_GPIO_OUTPUT2);
  853. }
  854. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  855. grc_local_ctrl);
  856. udelay(100);
  857. grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT0;
  858. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  859. grc_local_ctrl);
  860. udelay(100);
  861. if (!no_gpio2) {
  862. grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT2;
  863. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  864. grc_local_ctrl);
  865. udelay(100);
  866. }
  867. }
  868. } else {
  869. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  870. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
  871. if (tp_peer != tp &&
  872. (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
  873. return;
  874. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  875. (GRC_LCLCTRL_GPIO_OE1 |
  876. GRC_LCLCTRL_GPIO_OUTPUT1));
  877. udelay(100);
  878. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  879. (GRC_LCLCTRL_GPIO_OE1));
  880. udelay(100);
  881. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  882. (GRC_LCLCTRL_GPIO_OE1 |
  883. GRC_LCLCTRL_GPIO_OUTPUT1));
  884. udelay(100);
  885. }
  886. }
  887. }
  888. static int tg3_setup_phy(struct tg3 *, int);
  889. #define RESET_KIND_SHUTDOWN 0
  890. #define RESET_KIND_INIT 1
  891. #define RESET_KIND_SUSPEND 2
  892. static void tg3_write_sig_post_reset(struct tg3 *, int);
  893. static int tg3_halt_cpu(struct tg3 *, u32);
  894. static int tg3_set_power_state(struct tg3 *tp, int state)
  895. {
  896. u32 misc_host_ctrl;
  897. u16 power_control, power_caps;
  898. int pm = tp->pm_cap;
  899. /* Make sure register accesses (indirect or otherwise)
  900. * will function correctly.
  901. */
  902. pci_write_config_dword(tp->pdev,
  903. TG3PCI_MISC_HOST_CTRL,
  904. tp->misc_host_ctrl);
  905. pci_read_config_word(tp->pdev,
  906. pm + PCI_PM_CTRL,
  907. &power_control);
  908. power_control |= PCI_PM_CTRL_PME_STATUS;
  909. power_control &= ~(PCI_PM_CTRL_STATE_MASK);
  910. switch (state) {
  911. case 0:
  912. power_control |= 0;
  913. pci_write_config_word(tp->pdev,
  914. pm + PCI_PM_CTRL,
  915. power_control);
  916. udelay(100); /* Delay after power state change */
  917. /* Switch out of Vaux if it is not a LOM */
  918. if (!(tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT)) {
  919. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  920. udelay(100);
  921. }
  922. return 0;
  923. case 1:
  924. power_control |= 1;
  925. break;
  926. case 2:
  927. power_control |= 2;
  928. break;
  929. case 3:
  930. power_control |= 3;
  931. break;
  932. default:
  933. printk(KERN_WARNING PFX "%s: Invalid power state (%d) "
  934. "requested.\n",
  935. tp->dev->name, state);
  936. return -EINVAL;
  937. };
  938. power_control |= PCI_PM_CTRL_PME_ENABLE;
  939. misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
  940. tw32(TG3PCI_MISC_HOST_CTRL,
  941. misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT);
  942. if (tp->link_config.phy_is_low_power == 0) {
  943. tp->link_config.phy_is_low_power = 1;
  944. tp->link_config.orig_speed = tp->link_config.speed;
  945. tp->link_config.orig_duplex = tp->link_config.duplex;
  946. tp->link_config.orig_autoneg = tp->link_config.autoneg;
  947. }
  948. if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
  949. tp->link_config.speed = SPEED_10;
  950. tp->link_config.duplex = DUPLEX_HALF;
  951. tp->link_config.autoneg = AUTONEG_ENABLE;
  952. tg3_setup_phy(tp, 0);
  953. }
  954. pci_read_config_word(tp->pdev, pm + PCI_PM_PMC, &power_caps);
  955. if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) {
  956. u32 mac_mode;
  957. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  958. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a);
  959. udelay(40);
  960. mac_mode = MAC_MODE_PORT_MODE_MII;
  961. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 ||
  962. !(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB))
  963. mac_mode |= MAC_MODE_LINK_POLARITY;
  964. } else {
  965. mac_mode = MAC_MODE_PORT_MODE_TBI;
  966. }
  967. if (!(tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
  968. tw32(MAC_LED_CTRL, tp->led_ctrl);
  969. if (((power_caps & PCI_PM_CAP_PME_D3cold) &&
  970. (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)))
  971. mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE;
  972. tw32_f(MAC_MODE, mac_mode);
  973. udelay(100);
  974. tw32_f(MAC_RX_MODE, RX_MODE_ENABLE);
  975. udelay(10);
  976. }
  977. if (!(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB) &&
  978. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  979. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
  980. u32 base_val;
  981. base_val = tp->pci_clock_ctrl;
  982. base_val |= (CLOCK_CTRL_RXCLK_DISABLE |
  983. CLOCK_CTRL_TXCLK_DISABLE);
  984. tw32_f(TG3PCI_CLOCK_CTRL, base_val |
  985. CLOCK_CTRL_ALTCLK |
  986. CLOCK_CTRL_PWRDOWN_PLL133);
  987. udelay(40);
  988. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  989. /* do nothing */
  990. } else if (!((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  991. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) {
  992. u32 newbits1, newbits2;
  993. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  994. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  995. newbits1 = (CLOCK_CTRL_RXCLK_DISABLE |
  996. CLOCK_CTRL_TXCLK_DISABLE |
  997. CLOCK_CTRL_ALTCLK);
  998. newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
  999. } else if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  1000. newbits1 = CLOCK_CTRL_625_CORE;
  1001. newbits2 = newbits1 | CLOCK_CTRL_ALTCLK;
  1002. } else {
  1003. newbits1 = CLOCK_CTRL_ALTCLK;
  1004. newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
  1005. }
  1006. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits1);
  1007. udelay(40);
  1008. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits2);
  1009. udelay(40);
  1010. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  1011. u32 newbits3;
  1012. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1013. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  1014. newbits3 = (CLOCK_CTRL_RXCLK_DISABLE |
  1015. CLOCK_CTRL_TXCLK_DISABLE |
  1016. CLOCK_CTRL_44MHZ_CORE);
  1017. } else {
  1018. newbits3 = CLOCK_CTRL_44MHZ_CORE;
  1019. }
  1020. tw32_f(TG3PCI_CLOCK_CTRL,
  1021. tp->pci_clock_ctrl | newbits3);
  1022. udelay(40);
  1023. }
  1024. }
  1025. tg3_frob_aux_power(tp);
  1026. /* Workaround for unstable PLL clock */
  1027. if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
  1028. (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) {
  1029. u32 val = tr32(0x7d00);
  1030. val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1);
  1031. tw32(0x7d00, val);
  1032. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  1033. tg3_halt_cpu(tp, RX_CPU_BASE);
  1034. }
  1035. /* Finally, set the new power state. */
  1036. pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control);
  1037. udelay(100); /* Delay after power state change */
  1038. tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);
  1039. return 0;
  1040. }
  1041. static void tg3_link_report(struct tg3 *tp)
  1042. {
  1043. if (!netif_carrier_ok(tp->dev)) {
  1044. printk(KERN_INFO PFX "%s: Link is down.\n", tp->dev->name);
  1045. } else {
  1046. printk(KERN_INFO PFX "%s: Link is up at %d Mbps, %s duplex.\n",
  1047. tp->dev->name,
  1048. (tp->link_config.active_speed == SPEED_1000 ?
  1049. 1000 :
  1050. (tp->link_config.active_speed == SPEED_100 ?
  1051. 100 : 10)),
  1052. (tp->link_config.active_duplex == DUPLEX_FULL ?
  1053. "full" : "half"));
  1054. printk(KERN_INFO PFX "%s: Flow control is %s for TX and "
  1055. "%s for RX.\n",
  1056. tp->dev->name,
  1057. (tp->tg3_flags & TG3_FLAG_TX_PAUSE) ? "on" : "off",
  1058. (tp->tg3_flags & TG3_FLAG_RX_PAUSE) ? "on" : "off");
  1059. }
  1060. }
  1061. static void tg3_setup_flow_control(struct tg3 *tp, u32 local_adv, u32 remote_adv)
  1062. {
  1063. u32 new_tg3_flags = 0;
  1064. u32 old_rx_mode = tp->rx_mode;
  1065. u32 old_tx_mode = tp->tx_mode;
  1066. if (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) {
  1067. /* Convert 1000BaseX flow control bits to 1000BaseT
  1068. * bits before resolving flow control.
  1069. */
  1070. if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  1071. local_adv &= ~(ADVERTISE_PAUSE_CAP |
  1072. ADVERTISE_PAUSE_ASYM);
  1073. remote_adv &= ~(LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
  1074. if (local_adv & ADVERTISE_1000XPAUSE)
  1075. local_adv |= ADVERTISE_PAUSE_CAP;
  1076. if (local_adv & ADVERTISE_1000XPSE_ASYM)
  1077. local_adv |= ADVERTISE_PAUSE_ASYM;
  1078. if (remote_adv & LPA_1000XPAUSE)
  1079. remote_adv |= LPA_PAUSE_CAP;
  1080. if (remote_adv & LPA_1000XPAUSE_ASYM)
  1081. remote_adv |= LPA_PAUSE_ASYM;
  1082. }
  1083. if (local_adv & ADVERTISE_PAUSE_CAP) {
  1084. if (local_adv & ADVERTISE_PAUSE_ASYM) {
  1085. if (remote_adv & LPA_PAUSE_CAP)
  1086. new_tg3_flags |=
  1087. (TG3_FLAG_RX_PAUSE |
  1088. TG3_FLAG_TX_PAUSE);
  1089. else if (remote_adv & LPA_PAUSE_ASYM)
  1090. new_tg3_flags |=
  1091. (TG3_FLAG_RX_PAUSE);
  1092. } else {
  1093. if (remote_adv & LPA_PAUSE_CAP)
  1094. new_tg3_flags |=
  1095. (TG3_FLAG_RX_PAUSE |
  1096. TG3_FLAG_TX_PAUSE);
  1097. }
  1098. } else if (local_adv & ADVERTISE_PAUSE_ASYM) {
  1099. if ((remote_adv & LPA_PAUSE_CAP) &&
  1100. (remote_adv & LPA_PAUSE_ASYM))
  1101. new_tg3_flags |= TG3_FLAG_TX_PAUSE;
  1102. }
  1103. tp->tg3_flags &= ~(TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE);
  1104. tp->tg3_flags |= new_tg3_flags;
  1105. } else {
  1106. new_tg3_flags = tp->tg3_flags;
  1107. }
  1108. if (new_tg3_flags & TG3_FLAG_RX_PAUSE)
  1109. tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
  1110. else
  1111. tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
  1112. if (old_rx_mode != tp->rx_mode) {
  1113. tw32_f(MAC_RX_MODE, tp->rx_mode);
  1114. }
  1115. if (new_tg3_flags & TG3_FLAG_TX_PAUSE)
  1116. tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
  1117. else
  1118. tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
  1119. if (old_tx_mode != tp->tx_mode) {
  1120. tw32_f(MAC_TX_MODE, tp->tx_mode);
  1121. }
  1122. }
  1123. static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)
  1124. {
  1125. switch (val & MII_TG3_AUX_STAT_SPDMASK) {
  1126. case MII_TG3_AUX_STAT_10HALF:
  1127. *speed = SPEED_10;
  1128. *duplex = DUPLEX_HALF;
  1129. break;
  1130. case MII_TG3_AUX_STAT_10FULL:
  1131. *speed = SPEED_10;
  1132. *duplex = DUPLEX_FULL;
  1133. break;
  1134. case MII_TG3_AUX_STAT_100HALF:
  1135. *speed = SPEED_100;
  1136. *duplex = DUPLEX_HALF;
  1137. break;
  1138. case MII_TG3_AUX_STAT_100FULL:
  1139. *speed = SPEED_100;
  1140. *duplex = DUPLEX_FULL;
  1141. break;
  1142. case MII_TG3_AUX_STAT_1000HALF:
  1143. *speed = SPEED_1000;
  1144. *duplex = DUPLEX_HALF;
  1145. break;
  1146. case MII_TG3_AUX_STAT_1000FULL:
  1147. *speed = SPEED_1000;
  1148. *duplex = DUPLEX_FULL;
  1149. break;
  1150. default:
  1151. *speed = SPEED_INVALID;
  1152. *duplex = DUPLEX_INVALID;
  1153. break;
  1154. };
  1155. }
  1156. static void tg3_phy_copper_begin(struct tg3 *tp)
  1157. {
  1158. u32 new_adv;
  1159. int i;
  1160. if (tp->link_config.phy_is_low_power) {
  1161. /* Entering low power mode. Disable gigabit and
  1162. * 100baseT advertisements.
  1163. */
  1164. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1165. new_adv = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  1166. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  1167. if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)
  1168. new_adv |= (ADVERTISE_100HALF | ADVERTISE_100FULL);
  1169. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1170. } else if (tp->link_config.speed == SPEED_INVALID) {
  1171. tp->link_config.advertising =
  1172. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  1173. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  1174. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  1175. ADVERTISED_Autoneg | ADVERTISED_MII);
  1176. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  1177. tp->link_config.advertising &=
  1178. ~(ADVERTISED_1000baseT_Half |
  1179. ADVERTISED_1000baseT_Full);
  1180. new_adv = (ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  1181. if (tp->link_config.advertising & ADVERTISED_10baseT_Half)
  1182. new_adv |= ADVERTISE_10HALF;
  1183. if (tp->link_config.advertising & ADVERTISED_10baseT_Full)
  1184. new_adv |= ADVERTISE_10FULL;
  1185. if (tp->link_config.advertising & ADVERTISED_100baseT_Half)
  1186. new_adv |= ADVERTISE_100HALF;
  1187. if (tp->link_config.advertising & ADVERTISED_100baseT_Full)
  1188. new_adv |= ADVERTISE_100FULL;
  1189. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1190. if (tp->link_config.advertising &
  1191. (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) {
  1192. new_adv = 0;
  1193. if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
  1194. new_adv |= MII_TG3_CTRL_ADV_1000_HALF;
  1195. if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
  1196. new_adv |= MII_TG3_CTRL_ADV_1000_FULL;
  1197. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) &&
  1198. (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1199. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0))
  1200. new_adv |= (MII_TG3_CTRL_AS_MASTER |
  1201. MII_TG3_CTRL_ENABLE_AS_MASTER);
  1202. tg3_writephy(tp, MII_TG3_CTRL, new_adv);
  1203. } else {
  1204. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1205. }
  1206. } else {
  1207. /* Asking for a specific link mode. */
  1208. if (tp->link_config.speed == SPEED_1000) {
  1209. new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
  1210. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1211. if (tp->link_config.duplex == DUPLEX_FULL)
  1212. new_adv = MII_TG3_CTRL_ADV_1000_FULL;
  1213. else
  1214. new_adv = MII_TG3_CTRL_ADV_1000_HALF;
  1215. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1216. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  1217. new_adv |= (MII_TG3_CTRL_AS_MASTER |
  1218. MII_TG3_CTRL_ENABLE_AS_MASTER);
  1219. tg3_writephy(tp, MII_TG3_CTRL, new_adv);
  1220. } else {
  1221. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1222. new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
  1223. if (tp->link_config.speed == SPEED_100) {
  1224. if (tp->link_config.duplex == DUPLEX_FULL)
  1225. new_adv |= ADVERTISE_100FULL;
  1226. else
  1227. new_adv |= ADVERTISE_100HALF;
  1228. } else {
  1229. if (tp->link_config.duplex == DUPLEX_FULL)
  1230. new_adv |= ADVERTISE_10FULL;
  1231. else
  1232. new_adv |= ADVERTISE_10HALF;
  1233. }
  1234. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1235. }
  1236. }
  1237. if (tp->link_config.autoneg == AUTONEG_DISABLE &&
  1238. tp->link_config.speed != SPEED_INVALID) {
  1239. u32 bmcr, orig_bmcr;
  1240. tp->link_config.active_speed = tp->link_config.speed;
  1241. tp->link_config.active_duplex = tp->link_config.duplex;
  1242. bmcr = 0;
  1243. switch (tp->link_config.speed) {
  1244. default:
  1245. case SPEED_10:
  1246. break;
  1247. case SPEED_100:
  1248. bmcr |= BMCR_SPEED100;
  1249. break;
  1250. case SPEED_1000:
  1251. bmcr |= TG3_BMCR_SPEED1000;
  1252. break;
  1253. };
  1254. if (tp->link_config.duplex == DUPLEX_FULL)
  1255. bmcr |= BMCR_FULLDPLX;
  1256. if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) &&
  1257. (bmcr != orig_bmcr)) {
  1258. tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK);
  1259. for (i = 0; i < 1500; i++) {
  1260. u32 tmp;
  1261. udelay(10);
  1262. if (tg3_readphy(tp, MII_BMSR, &tmp) ||
  1263. tg3_readphy(tp, MII_BMSR, &tmp))
  1264. continue;
  1265. if (!(tmp & BMSR_LSTATUS)) {
  1266. udelay(40);
  1267. break;
  1268. }
  1269. }
  1270. tg3_writephy(tp, MII_BMCR, bmcr);
  1271. udelay(40);
  1272. }
  1273. } else {
  1274. tg3_writephy(tp, MII_BMCR,
  1275. BMCR_ANENABLE | BMCR_ANRESTART);
  1276. }
  1277. }
  1278. static int tg3_init_5401phy_dsp(struct tg3 *tp)
  1279. {
  1280. int err;
  1281. /* Turn off tap power management. */
  1282. /* Set Extended packet length bit */
  1283. err = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
  1284. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012);
  1285. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804);
  1286. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013);
  1287. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204);
  1288. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
  1289. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132);
  1290. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
  1291. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232);
  1292. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  1293. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20);
  1294. udelay(40);
  1295. return err;
  1296. }
  1297. static int tg3_copper_is_advertising_all(struct tg3 *tp)
  1298. {
  1299. u32 adv_reg, all_mask;
  1300. if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
  1301. return 0;
  1302. all_mask = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  1303. ADVERTISE_100HALF | ADVERTISE_100FULL);
  1304. if ((adv_reg & all_mask) != all_mask)
  1305. return 0;
  1306. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  1307. u32 tg3_ctrl;
  1308. if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl))
  1309. return 0;
  1310. all_mask = (MII_TG3_CTRL_ADV_1000_HALF |
  1311. MII_TG3_CTRL_ADV_1000_FULL);
  1312. if ((tg3_ctrl & all_mask) != all_mask)
  1313. return 0;
  1314. }
  1315. return 1;
  1316. }
  1317. static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
  1318. {
  1319. int current_link_up;
  1320. u32 bmsr, dummy;
  1321. u16 current_speed;
  1322. u8 current_duplex;
  1323. int i, err;
  1324. tw32(MAC_EVENT, 0);
  1325. tw32_f(MAC_STATUS,
  1326. (MAC_STATUS_SYNC_CHANGED |
  1327. MAC_STATUS_CFG_CHANGED |
  1328. MAC_STATUS_MI_COMPLETION |
  1329. MAC_STATUS_LNKSTATE_CHANGED));
  1330. udelay(40);
  1331. tp->mi_mode = MAC_MI_MODE_BASE;
  1332. tw32_f(MAC_MI_MODE, tp->mi_mode);
  1333. udelay(80);
  1334. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02);
  1335. /* Some third-party PHYs need to be reset on link going
  1336. * down.
  1337. */
  1338. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  1339. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
  1340. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  1341. netif_carrier_ok(tp->dev)) {
  1342. tg3_readphy(tp, MII_BMSR, &bmsr);
  1343. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1344. !(bmsr & BMSR_LSTATUS))
  1345. force_reset = 1;
  1346. }
  1347. if (force_reset)
  1348. tg3_phy_reset(tp);
  1349. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  1350. tg3_readphy(tp, MII_BMSR, &bmsr);
  1351. if (tg3_readphy(tp, MII_BMSR, &bmsr) ||
  1352. !(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
  1353. bmsr = 0;
  1354. if (!(bmsr & BMSR_LSTATUS)) {
  1355. err = tg3_init_5401phy_dsp(tp);
  1356. if (err)
  1357. return err;
  1358. tg3_readphy(tp, MII_BMSR, &bmsr);
  1359. for (i = 0; i < 1000; i++) {
  1360. udelay(10);
  1361. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1362. (bmsr & BMSR_LSTATUS)) {
  1363. udelay(40);
  1364. break;
  1365. }
  1366. }
  1367. if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 &&
  1368. !(bmsr & BMSR_LSTATUS) &&
  1369. tp->link_config.active_speed == SPEED_1000) {
  1370. err = tg3_phy_reset(tp);
  1371. if (!err)
  1372. err = tg3_init_5401phy_dsp(tp);
  1373. if (err)
  1374. return err;
  1375. }
  1376. }
  1377. } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1378. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
  1379. /* 5701 {A0,B0} CRC bug workaround */
  1380. tg3_writephy(tp, 0x15, 0x0a75);
  1381. tg3_writephy(tp, 0x1c, 0x8c68);
  1382. tg3_writephy(tp, 0x1c, 0x8d68);
  1383. tg3_writephy(tp, 0x1c, 0x8c68);
  1384. }
  1385. /* Clear pending interrupts... */
  1386. tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
  1387. tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
  1388. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT)
  1389. tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
  1390. else
  1391. tg3_writephy(tp, MII_TG3_IMASK, ~0);
  1392. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1393. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  1394. if (tp->led_ctrl == LED_CTRL_MODE_PHY_1)
  1395. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  1396. MII_TG3_EXT_CTRL_LNK3_LED_MODE);
  1397. else
  1398. tg3_writephy(tp, MII_TG3_EXT_CTRL, 0);
  1399. }
  1400. current_link_up = 0;
  1401. current_speed = SPEED_INVALID;
  1402. current_duplex = DUPLEX_INVALID;
  1403. if (tp->tg3_flags2 & TG3_FLG2_CAPACITIVE_COUPLING) {
  1404. u32 val;
  1405. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007);
  1406. tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
  1407. if (!(val & (1 << 10))) {
  1408. val |= (1 << 10);
  1409. tg3_writephy(tp, MII_TG3_AUX_CTRL, val);
  1410. goto relink;
  1411. }
  1412. }
  1413. bmsr = 0;
  1414. for (i = 0; i < 100; i++) {
  1415. tg3_readphy(tp, MII_BMSR, &bmsr);
  1416. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1417. (bmsr & BMSR_LSTATUS))
  1418. break;
  1419. udelay(40);
  1420. }
  1421. if (bmsr & BMSR_LSTATUS) {
  1422. u32 aux_stat, bmcr;
  1423. tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
  1424. for (i = 0; i < 2000; i++) {
  1425. udelay(10);
  1426. if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) &&
  1427. aux_stat)
  1428. break;
  1429. }
  1430. tg3_aux_stat_to_speed_duplex(tp, aux_stat,
  1431. &current_speed,
  1432. &current_duplex);
  1433. bmcr = 0;
  1434. for (i = 0; i < 200; i++) {
  1435. tg3_readphy(tp, MII_BMCR, &bmcr);
  1436. if (tg3_readphy(tp, MII_BMCR, &bmcr))
  1437. continue;
  1438. if (bmcr && bmcr != 0x7fff)
  1439. break;
  1440. udelay(10);
  1441. }
  1442. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  1443. if (bmcr & BMCR_ANENABLE) {
  1444. current_link_up = 1;
  1445. /* Force autoneg restart if we are exiting
  1446. * low power mode.
  1447. */
  1448. if (!tg3_copper_is_advertising_all(tp))
  1449. current_link_up = 0;
  1450. } else {
  1451. current_link_up = 0;
  1452. }
  1453. } else {
  1454. if (!(bmcr & BMCR_ANENABLE) &&
  1455. tp->link_config.speed == current_speed &&
  1456. tp->link_config.duplex == current_duplex) {
  1457. current_link_up = 1;
  1458. } else {
  1459. current_link_up = 0;
  1460. }
  1461. }
  1462. tp->link_config.active_speed = current_speed;
  1463. tp->link_config.active_duplex = current_duplex;
  1464. }
  1465. if (current_link_up == 1 &&
  1466. (tp->link_config.active_duplex == DUPLEX_FULL) &&
  1467. (tp->link_config.autoneg == AUTONEG_ENABLE)) {
  1468. u32 local_adv, remote_adv;
  1469. if (tg3_readphy(tp, MII_ADVERTISE, &local_adv))
  1470. local_adv = 0;
  1471. local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
  1472. if (tg3_readphy(tp, MII_LPA, &remote_adv))
  1473. remote_adv = 0;
  1474. remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
  1475. /* If we are not advertising full pause capability,
  1476. * something is wrong. Bring the link down and reconfigure.
  1477. */
  1478. if (local_adv != ADVERTISE_PAUSE_CAP) {
  1479. current_link_up = 0;
  1480. } else {
  1481. tg3_setup_flow_control(tp, local_adv, remote_adv);
  1482. }
  1483. }
  1484. relink:
  1485. if (current_link_up == 0) {
  1486. u32 tmp;
  1487. tg3_phy_copper_begin(tp);
  1488. tg3_readphy(tp, MII_BMSR, &tmp);
  1489. if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
  1490. (tmp & BMSR_LSTATUS))
  1491. current_link_up = 1;
  1492. }
  1493. tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK;
  1494. if (current_link_up == 1) {
  1495. if (tp->link_config.active_speed == SPEED_100 ||
  1496. tp->link_config.active_speed == SPEED_10)
  1497. tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
  1498. else
  1499. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  1500. } else
  1501. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  1502. tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
  1503. if (tp->link_config.active_duplex == DUPLEX_HALF)
  1504. tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
  1505. tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
  1506. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
  1507. if ((tp->led_ctrl == LED_CTRL_MODE_PHY_2) ||
  1508. (current_link_up == 1 &&
  1509. tp->link_config.active_speed == SPEED_10))
  1510. tp->mac_mode |= MAC_MODE_LINK_POLARITY;
  1511. } else {
  1512. if (current_link_up == 1)
  1513. tp->mac_mode |= MAC_MODE_LINK_POLARITY;
  1514. }
  1515. /* ??? Without this setting Netgear GA302T PHY does not
  1516. * ??? send/receive packets...
  1517. */
  1518. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 &&
  1519. tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) {
  1520. tp->mi_mode |= MAC_MI_MODE_AUTO_POLL;
  1521. tw32_f(MAC_MI_MODE, tp->mi_mode);
  1522. udelay(80);
  1523. }
  1524. tw32_f(MAC_MODE, tp->mac_mode);
  1525. udelay(40);
  1526. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  1527. /* Polled via timer. */
  1528. tw32_f(MAC_EVENT, 0);
  1529. } else {
  1530. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  1531. }
  1532. udelay(40);
  1533. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 &&
  1534. current_link_up == 1 &&
  1535. tp->link_config.active_speed == SPEED_1000 &&
  1536. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ||
  1537. (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) {
  1538. udelay(120);
  1539. tw32_f(MAC_STATUS,
  1540. (MAC_STATUS_SYNC_CHANGED |
  1541. MAC_STATUS_CFG_CHANGED));
  1542. udelay(40);
  1543. tg3_write_mem(tp,
  1544. NIC_SRAM_FIRMWARE_MBOX,
  1545. NIC_SRAM_FIRMWARE_MBOX_MAGIC2);
  1546. }
  1547. if (current_link_up != netif_carrier_ok(tp->dev)) {
  1548. if (current_link_up)
  1549. netif_carrier_on(tp->dev);
  1550. else
  1551. netif_carrier_off(tp->dev);
  1552. tg3_link_report(tp);
  1553. }
  1554. return 0;
  1555. }
  1556. struct tg3_fiber_aneginfo {
  1557. int state;
  1558. #define ANEG_STATE_UNKNOWN 0
  1559. #define ANEG_STATE_AN_ENABLE 1
  1560. #define ANEG_STATE_RESTART_INIT 2
  1561. #define ANEG_STATE_RESTART 3
  1562. #define ANEG_STATE_DISABLE_LINK_OK 4
  1563. #define ANEG_STATE_ABILITY_DETECT_INIT 5
  1564. #define ANEG_STATE_ABILITY_DETECT 6
  1565. #define ANEG_STATE_ACK_DETECT_INIT 7
  1566. #define ANEG_STATE_ACK_DETECT 8
  1567. #define ANEG_STATE_COMPLETE_ACK_INIT 9
  1568. #define ANEG_STATE_COMPLETE_ACK 10
  1569. #define ANEG_STATE_IDLE_DETECT_INIT 11
  1570. #define ANEG_STATE_IDLE_DETECT 12
  1571. #define ANEG_STATE_LINK_OK 13
  1572. #define ANEG_STATE_NEXT_PAGE_WAIT_INIT 14
  1573. #define ANEG_STATE_NEXT_PAGE_WAIT 15
  1574. u32 flags;
  1575. #define MR_AN_ENABLE 0x00000001
  1576. #define MR_RESTART_AN 0x00000002
  1577. #define MR_AN_COMPLETE 0x00000004
  1578. #define MR_PAGE_RX 0x00000008
  1579. #define MR_NP_LOADED 0x00000010
  1580. #define MR_TOGGLE_TX 0x00000020
  1581. #define MR_LP_ADV_FULL_DUPLEX 0x00000040
  1582. #define MR_LP_ADV_HALF_DUPLEX 0x00000080
  1583. #define MR_LP_ADV_SYM_PAUSE 0x00000100
  1584. #define MR_LP_ADV_ASYM_PAUSE 0x00000200
  1585. #define MR_LP_ADV_REMOTE_FAULT1 0x00000400
  1586. #define MR_LP_ADV_REMOTE_FAULT2 0x00000800
  1587. #define MR_LP_ADV_NEXT_PAGE 0x00001000
  1588. #define MR_TOGGLE_RX 0x00002000
  1589. #define MR_NP_RX 0x00004000
  1590. #define MR_LINK_OK 0x80000000
  1591. unsigned long link_time, cur_time;
  1592. u32 ability_match_cfg;
  1593. int ability_match_count;
  1594. char ability_match, idle_match, ack_match;
  1595. u32 txconfig, rxconfig;
  1596. #define ANEG_CFG_NP 0x00000080
  1597. #define ANEG_CFG_ACK 0x00000040
  1598. #define ANEG_CFG_RF2 0x00000020
  1599. #define ANEG_CFG_RF1 0x00000010
  1600. #define ANEG_CFG_PS2 0x00000001
  1601. #define ANEG_CFG_PS1 0x00008000
  1602. #define ANEG_CFG_HD 0x00004000
  1603. #define ANEG_CFG_FD 0x00002000
  1604. #define ANEG_CFG_INVAL 0x00001f06
  1605. };
  1606. #define ANEG_OK 0
  1607. #define ANEG_DONE 1
  1608. #define ANEG_TIMER_ENAB 2
  1609. #define ANEG_FAILED -1
  1610. #define ANEG_STATE_SETTLE_TIME 10000
  1611. static int tg3_fiber_aneg_smachine(struct tg3 *tp,
  1612. struct tg3_fiber_aneginfo *ap)
  1613. {
  1614. unsigned long delta;
  1615. u32 rx_cfg_reg;
  1616. int ret;
  1617. if (ap->state == ANEG_STATE_UNKNOWN) {
  1618. ap->rxconfig = 0;
  1619. ap->link_time = 0;
  1620. ap->cur_time = 0;
  1621. ap->ability_match_cfg = 0;
  1622. ap->ability_match_count = 0;
  1623. ap->ability_match = 0;
  1624. ap->idle_match = 0;
  1625. ap->ack_match = 0;
  1626. }
  1627. ap->cur_time++;
  1628. if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) {
  1629. rx_cfg_reg = tr32(MAC_RX_AUTO_NEG);
  1630. if (rx_cfg_reg != ap->ability_match_cfg) {
  1631. ap->ability_match_cfg = rx_cfg_reg;
  1632. ap->ability_match = 0;
  1633. ap->ability_match_count = 0;
  1634. } else {
  1635. if (++ap->ability_match_count > 1) {
  1636. ap->ability_match = 1;
  1637. ap->ability_match_cfg = rx_cfg_reg;
  1638. }
  1639. }
  1640. if (rx_cfg_reg & ANEG_CFG_ACK)
  1641. ap->ack_match = 1;
  1642. else
  1643. ap->ack_match = 0;
  1644. ap->idle_match = 0;
  1645. } else {
  1646. ap->idle_match = 1;
  1647. ap->ability_match_cfg = 0;
  1648. ap->ability_match_count = 0;
  1649. ap->ability_match = 0;
  1650. ap->ack_match = 0;
  1651. rx_cfg_reg = 0;
  1652. }
  1653. ap->rxconfig = rx_cfg_reg;
  1654. ret = ANEG_OK;
  1655. switch(ap->state) {
  1656. case ANEG_STATE_UNKNOWN:
  1657. if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN))
  1658. ap->state = ANEG_STATE_AN_ENABLE;
  1659. /* fallthru */
  1660. case ANEG_STATE_AN_ENABLE:
  1661. ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX);
  1662. if (ap->flags & MR_AN_ENABLE) {
  1663. ap->link_time = 0;
  1664. ap->cur_time = 0;
  1665. ap->ability_match_cfg = 0;
  1666. ap->ability_match_count = 0;
  1667. ap->ability_match = 0;
  1668. ap->idle_match = 0;
  1669. ap->ack_match = 0;
  1670. ap->state = ANEG_STATE_RESTART_INIT;
  1671. } else {
  1672. ap->state = ANEG_STATE_DISABLE_LINK_OK;
  1673. }
  1674. break;
  1675. case ANEG_STATE_RESTART_INIT:
  1676. ap->link_time = ap->cur_time;
  1677. ap->flags &= ~(MR_NP_LOADED);
  1678. ap->txconfig = 0;
  1679. tw32(MAC_TX_AUTO_NEG, 0);
  1680. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1681. tw32_f(MAC_MODE, tp->mac_mode);
  1682. udelay(40);
  1683. ret = ANEG_TIMER_ENAB;
  1684. ap->state = ANEG_STATE_RESTART;
  1685. /* fallthru */
  1686. case ANEG_STATE_RESTART:
  1687. delta = ap->cur_time - ap->link_time;
  1688. if (delta > ANEG_STATE_SETTLE_TIME) {
  1689. ap->state = ANEG_STATE_ABILITY_DETECT_INIT;
  1690. } else {
  1691. ret = ANEG_TIMER_ENAB;
  1692. }
  1693. break;
  1694. case ANEG_STATE_DISABLE_LINK_OK:
  1695. ret = ANEG_DONE;
  1696. break;
  1697. case ANEG_STATE_ABILITY_DETECT_INIT:
  1698. ap->flags &= ~(MR_TOGGLE_TX);
  1699. ap->txconfig = (ANEG_CFG_FD | ANEG_CFG_PS1);
  1700. tw32(MAC_TX_AUTO_NEG, ap->txconfig);
  1701. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1702. tw32_f(MAC_MODE, tp->mac_mode);
  1703. udelay(40);
  1704. ap->state = ANEG_STATE_ABILITY_DETECT;
  1705. break;
  1706. case ANEG_STATE_ABILITY_DETECT:
  1707. if (ap->ability_match != 0 && ap->rxconfig != 0) {
  1708. ap->state = ANEG_STATE_ACK_DETECT_INIT;
  1709. }
  1710. break;
  1711. case ANEG_STATE_ACK_DETECT_INIT:
  1712. ap->txconfig |= ANEG_CFG_ACK;
  1713. tw32(MAC_TX_AUTO_NEG, ap->txconfig);
  1714. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1715. tw32_f(MAC_MODE, tp->mac_mode);
  1716. udelay(40);
  1717. ap->state = ANEG_STATE_ACK_DETECT;
  1718. /* fallthru */
  1719. case ANEG_STATE_ACK_DETECT:
  1720. if (ap->ack_match != 0) {
  1721. if ((ap->rxconfig & ~ANEG_CFG_ACK) ==
  1722. (ap->ability_match_cfg & ~ANEG_CFG_ACK)) {
  1723. ap->state = ANEG_STATE_COMPLETE_ACK_INIT;
  1724. } else {
  1725. ap->state = ANEG_STATE_AN_ENABLE;
  1726. }
  1727. } else if (ap->ability_match != 0 &&
  1728. ap->rxconfig == 0) {
  1729. ap->state = ANEG_STATE_AN_ENABLE;
  1730. }
  1731. break;
  1732. case ANEG_STATE_COMPLETE_ACK_INIT:
  1733. if (ap->rxconfig & ANEG_CFG_INVAL) {
  1734. ret = ANEG_FAILED;
  1735. break;
  1736. }
  1737. ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX |
  1738. MR_LP_ADV_HALF_DUPLEX |
  1739. MR_LP_ADV_SYM_PAUSE |
  1740. MR_LP_ADV_ASYM_PAUSE |
  1741. MR_LP_ADV_REMOTE_FAULT1 |
  1742. MR_LP_ADV_REMOTE_FAULT2 |
  1743. MR_LP_ADV_NEXT_PAGE |
  1744. MR_TOGGLE_RX |
  1745. MR_NP_RX);
  1746. if (ap->rxconfig & ANEG_CFG_FD)
  1747. ap->flags |= MR_LP_ADV_FULL_DUPLEX;
  1748. if (ap->rxconfig & ANEG_CFG_HD)
  1749. ap->flags |= MR_LP_ADV_HALF_DUPLEX;
  1750. if (ap->rxconfig & ANEG_CFG_PS1)
  1751. ap->flags |= MR_LP_ADV_SYM_PAUSE;
  1752. if (ap->rxconfig & ANEG_CFG_PS2)
  1753. ap->flags |= MR_LP_ADV_ASYM_PAUSE;
  1754. if (ap->rxconfig & ANEG_CFG_RF1)
  1755. ap->flags |= MR_LP_ADV_REMOTE_FAULT1;
  1756. if (ap->rxconfig & ANEG_CFG_RF2)
  1757. ap->flags |= MR_LP_ADV_REMOTE_FAULT2;
  1758. if (ap->rxconfig & ANEG_CFG_NP)
  1759. ap->flags |= MR_LP_ADV_NEXT_PAGE;
  1760. ap->link_time = ap->cur_time;
  1761. ap->flags ^= (MR_TOGGLE_TX);
  1762. if (ap->rxconfig & 0x0008)
  1763. ap->flags |= MR_TOGGLE_RX;
  1764. if (ap->rxconfig & ANEG_CFG_NP)
  1765. ap->flags |= MR_NP_RX;
  1766. ap->flags |= MR_PAGE_RX;
  1767. ap->state = ANEG_STATE_COMPLETE_ACK;
  1768. ret = ANEG_TIMER_ENAB;
  1769. break;
  1770. case ANEG_STATE_COMPLETE_ACK:
  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. if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) {
  1779. ap->state = ANEG_STATE_IDLE_DETECT_INIT;
  1780. } else {
  1781. if ((ap->txconfig & ANEG_CFG_NP) == 0 &&
  1782. !(ap->flags & MR_NP_RX)) {
  1783. ap->state = ANEG_STATE_IDLE_DETECT_INIT;
  1784. } else {
  1785. ret = ANEG_FAILED;
  1786. }
  1787. }
  1788. }
  1789. break;
  1790. case ANEG_STATE_IDLE_DETECT_INIT:
  1791. ap->link_time = ap->cur_time;
  1792. tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
  1793. tw32_f(MAC_MODE, tp->mac_mode);
  1794. udelay(40);
  1795. ap->state = ANEG_STATE_IDLE_DETECT;
  1796. ret = ANEG_TIMER_ENAB;
  1797. break;
  1798. case ANEG_STATE_IDLE_DETECT:
  1799. if (ap->ability_match != 0 &&
  1800. ap->rxconfig == 0) {
  1801. ap->state = ANEG_STATE_AN_ENABLE;
  1802. break;
  1803. }
  1804. delta = ap->cur_time - ap->link_time;
  1805. if (delta > ANEG_STATE_SETTLE_TIME) {
  1806. /* XXX another gem from the Broadcom driver :( */
  1807. ap->state = ANEG_STATE_LINK_OK;
  1808. }
  1809. break;
  1810. case ANEG_STATE_LINK_OK:
  1811. ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK);
  1812. ret = ANEG_DONE;
  1813. break;
  1814. case ANEG_STATE_NEXT_PAGE_WAIT_INIT:
  1815. /* ??? unimplemented */
  1816. break;
  1817. case ANEG_STATE_NEXT_PAGE_WAIT:
  1818. /* ??? unimplemented */
  1819. break;
  1820. default:
  1821. ret = ANEG_FAILED;
  1822. break;
  1823. };
  1824. return ret;
  1825. }
  1826. static int fiber_autoneg(struct tg3 *tp, u32 *flags)
  1827. {
  1828. int res = 0;
  1829. struct tg3_fiber_aneginfo aninfo;
  1830. int status = ANEG_FAILED;
  1831. unsigned int tick;
  1832. u32 tmp;
  1833. tw32_f(MAC_TX_AUTO_NEG, 0);
  1834. tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
  1835. tw32_f(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII);
  1836. udelay(40);
  1837. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS);
  1838. udelay(40);
  1839. memset(&aninfo, 0, sizeof(aninfo));
  1840. aninfo.flags |= MR_AN_ENABLE;
  1841. aninfo.state = ANEG_STATE_UNKNOWN;
  1842. aninfo.cur_time = 0;
  1843. tick = 0;
  1844. while (++tick < 195000) {
  1845. status = tg3_fiber_aneg_smachine(tp, &aninfo);
  1846. if (status == ANEG_DONE || status == ANEG_FAILED)
  1847. break;
  1848. udelay(1);
  1849. }
  1850. tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
  1851. tw32_f(MAC_MODE, tp->mac_mode);
  1852. udelay(40);
  1853. *flags = aninfo.flags;
  1854. if (status == ANEG_DONE &&
  1855. (aninfo.flags & (MR_AN_COMPLETE | MR_LINK_OK |
  1856. MR_LP_ADV_FULL_DUPLEX)))
  1857. res = 1;
  1858. return res;
  1859. }
  1860. static void tg3_init_bcm8002(struct tg3 *tp)
  1861. {
  1862. u32 mac_status = tr32(MAC_STATUS);
  1863. int i;
  1864. /* Reset when initting first time or we have a link. */
  1865. if ((tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) &&
  1866. !(mac_status & MAC_STATUS_PCS_SYNCED))
  1867. return;
  1868. /* Set PLL lock range. */
  1869. tg3_writephy(tp, 0x16, 0x8007);
  1870. /* SW reset */
  1871. tg3_writephy(tp, MII_BMCR, BMCR_RESET);
  1872. /* Wait for reset to complete. */
  1873. /* XXX schedule_timeout() ... */
  1874. for (i = 0; i < 500; i++)
  1875. udelay(10);
  1876. /* Config mode; select PMA/Ch 1 regs. */
  1877. tg3_writephy(tp, 0x10, 0x8411);
  1878. /* Enable auto-lock and comdet, select txclk for tx. */
  1879. tg3_writephy(tp, 0x11, 0x0a10);
  1880. tg3_writephy(tp, 0x18, 0x00a0);
  1881. tg3_writephy(tp, 0x16, 0x41ff);
  1882. /* Assert and deassert POR. */
  1883. tg3_writephy(tp, 0x13, 0x0400);
  1884. udelay(40);
  1885. tg3_writephy(tp, 0x13, 0x0000);
  1886. tg3_writephy(tp, 0x11, 0x0a50);
  1887. udelay(40);
  1888. tg3_writephy(tp, 0x11, 0x0a10);
  1889. /* Wait for signal to stabilize */
  1890. /* XXX schedule_timeout() ... */
  1891. for (i = 0; i < 15000; i++)
  1892. udelay(10);
  1893. /* Deselect the channel register so we can read the PHYID
  1894. * later.
  1895. */
  1896. tg3_writephy(tp, 0x10, 0x8011);
  1897. }
  1898. static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
  1899. {
  1900. u32 sg_dig_ctrl, sg_dig_status;
  1901. u32 serdes_cfg, expected_sg_dig_ctrl;
  1902. int workaround, port_a;
  1903. int current_link_up;
  1904. serdes_cfg = 0;
  1905. expected_sg_dig_ctrl = 0;
  1906. workaround = 0;
  1907. port_a = 1;
  1908. current_link_up = 0;
  1909. if (tp->pci_chip_rev_id != CHIPREV_ID_5704_A0 &&
  1910. tp->pci_chip_rev_id != CHIPREV_ID_5704_A1) {
  1911. workaround = 1;
  1912. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  1913. port_a = 0;
  1914. /* preserve bits 0-11,13,14 for signal pre-emphasis */
  1915. /* preserve bits 20-23 for voltage regulator */
  1916. serdes_cfg = tr32(MAC_SERDES_CFG) & 0x00f06fff;
  1917. }
  1918. sg_dig_ctrl = tr32(SG_DIG_CTRL);
  1919. if (tp->link_config.autoneg != AUTONEG_ENABLE) {
  1920. if (sg_dig_ctrl & (1 << 31)) {
  1921. if (workaround) {
  1922. u32 val = serdes_cfg;
  1923. if (port_a)
  1924. val |= 0xc010000;
  1925. else
  1926. val |= 0x4010000;
  1927. tw32_f(MAC_SERDES_CFG, val);
  1928. }
  1929. tw32_f(SG_DIG_CTRL, 0x01388400);
  1930. }
  1931. if (mac_status & MAC_STATUS_PCS_SYNCED) {
  1932. tg3_setup_flow_control(tp, 0, 0);
  1933. current_link_up = 1;
  1934. }
  1935. goto out;
  1936. }
  1937. /* Want auto-negotiation. */
  1938. expected_sg_dig_ctrl = 0x81388400;
  1939. /* Pause capability */
  1940. expected_sg_dig_ctrl |= (1 << 11);
  1941. /* Asymettric pause */
  1942. expected_sg_dig_ctrl |= (1 << 12);
  1943. if (sg_dig_ctrl != expected_sg_dig_ctrl) {
  1944. if (workaround)
  1945. tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000);
  1946. tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | (1 << 30));
  1947. udelay(5);
  1948. tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl);
  1949. tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
  1950. } else if (mac_status & (MAC_STATUS_PCS_SYNCED |
  1951. MAC_STATUS_SIGNAL_DET)) {
  1952. int i;
  1953. /* Giver time to negotiate (~200ms) */
  1954. for (i = 0; i < 40000; i++) {
  1955. sg_dig_status = tr32(SG_DIG_STATUS);
  1956. if (sg_dig_status & (0x3))
  1957. break;
  1958. udelay(5);
  1959. }
  1960. mac_status = tr32(MAC_STATUS);
  1961. if ((sg_dig_status & (1 << 1)) &&
  1962. (mac_status & MAC_STATUS_PCS_SYNCED)) {
  1963. u32 local_adv, remote_adv;
  1964. local_adv = ADVERTISE_PAUSE_CAP;
  1965. remote_adv = 0;
  1966. if (sg_dig_status & (1 << 19))
  1967. remote_adv |= LPA_PAUSE_CAP;
  1968. if (sg_dig_status & (1 << 20))
  1969. remote_adv |= LPA_PAUSE_ASYM;
  1970. tg3_setup_flow_control(tp, local_adv, remote_adv);
  1971. current_link_up = 1;
  1972. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  1973. } else if (!(sg_dig_status & (1 << 1))) {
  1974. if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED)
  1975. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  1976. else {
  1977. if (workaround) {
  1978. u32 val = serdes_cfg;
  1979. if (port_a)
  1980. val |= 0xc010000;
  1981. else
  1982. val |= 0x4010000;
  1983. tw32_f(MAC_SERDES_CFG, val);
  1984. }
  1985. tw32_f(SG_DIG_CTRL, 0x01388400);
  1986. udelay(40);
  1987. /* Link parallel detection - link is up */
  1988. /* only if we have PCS_SYNC and not */
  1989. /* receiving config code words */
  1990. mac_status = tr32(MAC_STATUS);
  1991. if ((mac_status & MAC_STATUS_PCS_SYNCED) &&
  1992. !(mac_status & MAC_STATUS_RCVD_CFG)) {
  1993. tg3_setup_flow_control(tp, 0, 0);
  1994. current_link_up = 1;
  1995. }
  1996. }
  1997. }
  1998. }
  1999. out:
  2000. return current_link_up;
  2001. }
  2002. static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status)
  2003. {
  2004. int current_link_up = 0;
  2005. if (!(mac_status & MAC_STATUS_PCS_SYNCED)) {
  2006. tp->tg3_flags &= ~TG3_FLAG_GOT_SERDES_FLOWCTL;
  2007. goto out;
  2008. }
  2009. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2010. u32 flags;
  2011. int i;
  2012. if (fiber_autoneg(tp, &flags)) {
  2013. u32 local_adv, remote_adv;
  2014. local_adv = ADVERTISE_PAUSE_CAP;
  2015. remote_adv = 0;
  2016. if (flags & MR_LP_ADV_SYM_PAUSE)
  2017. remote_adv |= LPA_PAUSE_CAP;
  2018. if (flags & MR_LP_ADV_ASYM_PAUSE)
  2019. remote_adv |= LPA_PAUSE_ASYM;
  2020. tg3_setup_flow_control(tp, local_adv, remote_adv);
  2021. tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
  2022. current_link_up = 1;
  2023. }
  2024. for (i = 0; i < 30; i++) {
  2025. udelay(20);
  2026. tw32_f(MAC_STATUS,
  2027. (MAC_STATUS_SYNC_CHANGED |
  2028. MAC_STATUS_CFG_CHANGED));
  2029. udelay(40);
  2030. if ((tr32(MAC_STATUS) &
  2031. (MAC_STATUS_SYNC_CHANGED |
  2032. MAC_STATUS_CFG_CHANGED)) == 0)
  2033. break;
  2034. }
  2035. mac_status = tr32(MAC_STATUS);
  2036. if (current_link_up == 0 &&
  2037. (mac_status & MAC_STATUS_PCS_SYNCED) &&
  2038. !(mac_status & MAC_STATUS_RCVD_CFG))
  2039. current_link_up = 1;
  2040. } else {
  2041. /* Forcing 1000FD link up. */
  2042. current_link_up = 1;
  2043. tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
  2044. tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS));
  2045. udelay(40);
  2046. }
  2047. out:
  2048. return current_link_up;
  2049. }
  2050. static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset)
  2051. {
  2052. u32 orig_pause_cfg;
  2053. u16 orig_active_speed;
  2054. u8 orig_active_duplex;
  2055. u32 mac_status;
  2056. int current_link_up;
  2057. int i;
  2058. orig_pause_cfg =
  2059. (tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
  2060. TG3_FLAG_TX_PAUSE));
  2061. orig_active_speed = tp->link_config.active_speed;
  2062. orig_active_duplex = tp->link_config.active_duplex;
  2063. if (!(tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) &&
  2064. netif_carrier_ok(tp->dev) &&
  2065. (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) {
  2066. mac_status = tr32(MAC_STATUS);
  2067. mac_status &= (MAC_STATUS_PCS_SYNCED |
  2068. MAC_STATUS_SIGNAL_DET |
  2069. MAC_STATUS_CFG_CHANGED |
  2070. MAC_STATUS_RCVD_CFG);
  2071. if (mac_status == (MAC_STATUS_PCS_SYNCED |
  2072. MAC_STATUS_SIGNAL_DET)) {
  2073. tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
  2074. MAC_STATUS_CFG_CHANGED));
  2075. return 0;
  2076. }
  2077. }
  2078. tw32_f(MAC_TX_AUTO_NEG, 0);
  2079. tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX);
  2080. tp->mac_mode |= MAC_MODE_PORT_MODE_TBI;
  2081. tw32_f(MAC_MODE, tp->mac_mode);
  2082. udelay(40);
  2083. if (tp->phy_id == PHY_ID_BCM8002)
  2084. tg3_init_bcm8002(tp);
  2085. /* Enable link change event even when serdes polling. */
  2086. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2087. udelay(40);
  2088. current_link_up = 0;
  2089. mac_status = tr32(MAC_STATUS);
  2090. if (tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG)
  2091. current_link_up = tg3_setup_fiber_hw_autoneg(tp, mac_status);
  2092. else
  2093. current_link_up = tg3_setup_fiber_by_hand(tp, mac_status);
  2094. tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
  2095. tw32_f(MAC_MODE, tp->mac_mode);
  2096. udelay(40);
  2097. tp->hw_status->status =
  2098. (SD_STATUS_UPDATED |
  2099. (tp->hw_status->status & ~SD_STATUS_LINK_CHG));
  2100. for (i = 0; i < 100; i++) {
  2101. tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
  2102. MAC_STATUS_CFG_CHANGED));
  2103. udelay(5);
  2104. if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED |
  2105. MAC_STATUS_CFG_CHANGED)) == 0)
  2106. break;
  2107. }
  2108. mac_status = tr32(MAC_STATUS);
  2109. if ((mac_status & MAC_STATUS_PCS_SYNCED) == 0) {
  2110. current_link_up = 0;
  2111. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2112. tw32_f(MAC_MODE, (tp->mac_mode |
  2113. MAC_MODE_SEND_CONFIGS));
  2114. udelay(1);
  2115. tw32_f(MAC_MODE, tp->mac_mode);
  2116. }
  2117. }
  2118. if (current_link_up == 1) {
  2119. tp->link_config.active_speed = SPEED_1000;
  2120. tp->link_config.active_duplex = DUPLEX_FULL;
  2121. tw32(MAC_LED_CTRL, (tp->led_ctrl |
  2122. LED_CTRL_LNKLED_OVERRIDE |
  2123. LED_CTRL_1000MBPS_ON));
  2124. } else {
  2125. tp->link_config.active_speed = SPEED_INVALID;
  2126. tp->link_config.active_duplex = DUPLEX_INVALID;
  2127. tw32(MAC_LED_CTRL, (tp->led_ctrl |
  2128. LED_CTRL_LNKLED_OVERRIDE |
  2129. LED_CTRL_TRAFFIC_OVERRIDE));
  2130. }
  2131. if (current_link_up != netif_carrier_ok(tp->dev)) {
  2132. if (current_link_up)
  2133. netif_carrier_on(tp->dev);
  2134. else
  2135. netif_carrier_off(tp->dev);
  2136. tg3_link_report(tp);
  2137. } else {
  2138. u32 now_pause_cfg =
  2139. tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
  2140. TG3_FLAG_TX_PAUSE);
  2141. if (orig_pause_cfg != now_pause_cfg ||
  2142. orig_active_speed != tp->link_config.active_speed ||
  2143. orig_active_duplex != tp->link_config.active_duplex)
  2144. tg3_link_report(tp);
  2145. }
  2146. return 0;
  2147. }
  2148. static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
  2149. {
  2150. int current_link_up, err = 0;
  2151. u32 bmsr, bmcr;
  2152. u16 current_speed;
  2153. u8 current_duplex;
  2154. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  2155. tw32_f(MAC_MODE, tp->mac_mode);
  2156. udelay(40);
  2157. tw32(MAC_EVENT, 0);
  2158. tw32_f(MAC_STATUS,
  2159. (MAC_STATUS_SYNC_CHANGED |
  2160. MAC_STATUS_CFG_CHANGED |
  2161. MAC_STATUS_MI_COMPLETION |
  2162. MAC_STATUS_LNKSTATE_CHANGED));
  2163. udelay(40);
  2164. if (force_reset)
  2165. tg3_phy_reset(tp);
  2166. current_link_up = 0;
  2167. current_speed = SPEED_INVALID;
  2168. current_duplex = DUPLEX_INVALID;
  2169. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2170. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2171. err |= tg3_readphy(tp, MII_BMCR, &bmcr);
  2172. if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset &&
  2173. (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
  2174. /* do nothing, just check for link up at the end */
  2175. } else if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2176. u32 adv, new_adv;
  2177. err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
  2178. new_adv = adv & ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF |
  2179. ADVERTISE_1000XPAUSE |
  2180. ADVERTISE_1000XPSE_ASYM |
  2181. ADVERTISE_SLCT);
  2182. /* Always advertise symmetric PAUSE just like copper */
  2183. new_adv |= ADVERTISE_1000XPAUSE;
  2184. if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
  2185. new_adv |= ADVERTISE_1000XHALF;
  2186. if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
  2187. new_adv |= ADVERTISE_1000XFULL;
  2188. if ((new_adv != adv) || !(bmcr & BMCR_ANENABLE)) {
  2189. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  2190. bmcr |= BMCR_ANENABLE | BMCR_ANRESTART;
  2191. tg3_writephy(tp, MII_BMCR, bmcr);
  2192. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2193. tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
  2194. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2195. return err;
  2196. }
  2197. } else {
  2198. u32 new_bmcr;
  2199. bmcr &= ~BMCR_SPEED1000;
  2200. new_bmcr = bmcr & ~(BMCR_ANENABLE | BMCR_FULLDPLX);
  2201. if (tp->link_config.duplex == DUPLEX_FULL)
  2202. new_bmcr |= BMCR_FULLDPLX;
  2203. if (new_bmcr != bmcr) {
  2204. /* BMCR_SPEED1000 is a reserved bit that needs
  2205. * to be set on write.
  2206. */
  2207. new_bmcr |= BMCR_SPEED1000;
  2208. /* Force a linkdown */
  2209. if (netif_carrier_ok(tp->dev)) {
  2210. u32 adv;
  2211. err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
  2212. adv &= ~(ADVERTISE_1000XFULL |
  2213. ADVERTISE_1000XHALF |
  2214. ADVERTISE_SLCT);
  2215. tg3_writephy(tp, MII_ADVERTISE, adv);
  2216. tg3_writephy(tp, MII_BMCR, bmcr |
  2217. BMCR_ANRESTART |
  2218. BMCR_ANENABLE);
  2219. udelay(10);
  2220. netif_carrier_off(tp->dev);
  2221. }
  2222. tg3_writephy(tp, MII_BMCR, new_bmcr);
  2223. bmcr = new_bmcr;
  2224. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2225. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2226. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2227. }
  2228. }
  2229. if (bmsr & BMSR_LSTATUS) {
  2230. current_speed = SPEED_1000;
  2231. current_link_up = 1;
  2232. if (bmcr & BMCR_FULLDPLX)
  2233. current_duplex = DUPLEX_FULL;
  2234. else
  2235. current_duplex = DUPLEX_HALF;
  2236. if (bmcr & BMCR_ANENABLE) {
  2237. u32 local_adv, remote_adv, common;
  2238. err |= tg3_readphy(tp, MII_ADVERTISE, &local_adv);
  2239. err |= tg3_readphy(tp, MII_LPA, &remote_adv);
  2240. common = local_adv & remote_adv;
  2241. if (common & (ADVERTISE_1000XHALF |
  2242. ADVERTISE_1000XFULL)) {
  2243. if (common & ADVERTISE_1000XFULL)
  2244. current_duplex = DUPLEX_FULL;
  2245. else
  2246. current_duplex = DUPLEX_HALF;
  2247. tg3_setup_flow_control(tp, local_adv,
  2248. remote_adv);
  2249. }
  2250. else
  2251. current_link_up = 0;
  2252. }
  2253. }
  2254. tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
  2255. if (tp->link_config.active_duplex == DUPLEX_HALF)
  2256. tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
  2257. tw32_f(MAC_MODE, tp->mac_mode);
  2258. udelay(40);
  2259. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2260. tp->link_config.active_speed = current_speed;
  2261. tp->link_config.active_duplex = current_duplex;
  2262. if (current_link_up != netif_carrier_ok(tp->dev)) {
  2263. if (current_link_up)
  2264. netif_carrier_on(tp->dev);
  2265. else {
  2266. netif_carrier_off(tp->dev);
  2267. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2268. }
  2269. tg3_link_report(tp);
  2270. }
  2271. return err;
  2272. }
  2273. static void tg3_serdes_parallel_detect(struct tg3 *tp)
  2274. {
  2275. if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED) {
  2276. /* Give autoneg time to complete. */
  2277. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  2278. return;
  2279. }
  2280. if (!netif_carrier_ok(tp->dev) &&
  2281. (tp->link_config.autoneg == AUTONEG_ENABLE)) {
  2282. u32 bmcr;
  2283. tg3_readphy(tp, MII_BMCR, &bmcr);
  2284. if (bmcr & BMCR_ANENABLE) {
  2285. u32 phy1, phy2;
  2286. /* Select shadow register 0x1f */
  2287. tg3_writephy(tp, 0x1c, 0x7c00);
  2288. tg3_readphy(tp, 0x1c, &phy1);
  2289. /* Select expansion interrupt status register */
  2290. tg3_writephy(tp, 0x17, 0x0f01);
  2291. tg3_readphy(tp, 0x15, &phy2);
  2292. tg3_readphy(tp, 0x15, &phy2);
  2293. if ((phy1 & 0x10) && !(phy2 & 0x20)) {
  2294. /* We have signal detect and not receiving
  2295. * config code words, link is up by parallel
  2296. * detection.
  2297. */
  2298. bmcr &= ~BMCR_ANENABLE;
  2299. bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX;
  2300. tg3_writephy(tp, MII_BMCR, bmcr);
  2301. tp->tg3_flags2 |= TG3_FLG2_PARALLEL_DETECT;
  2302. }
  2303. }
  2304. }
  2305. else if (netif_carrier_ok(tp->dev) &&
  2306. (tp->link_config.autoneg == AUTONEG_ENABLE) &&
  2307. (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
  2308. u32 phy2;
  2309. /* Select expansion interrupt status register */
  2310. tg3_writephy(tp, 0x17, 0x0f01);
  2311. tg3_readphy(tp, 0x15, &phy2);
  2312. if (phy2 & 0x20) {
  2313. u32 bmcr;
  2314. /* Config code words received, turn on autoneg. */
  2315. tg3_readphy(tp, MII_BMCR, &bmcr);
  2316. tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANENABLE);
  2317. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2318. }
  2319. }
  2320. }
  2321. static int tg3_setup_phy(struct tg3 *tp, int force_reset)
  2322. {
  2323. int err;
  2324. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  2325. err = tg3_setup_fiber_phy(tp, force_reset);
  2326. } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  2327. err = tg3_setup_fiber_mii_phy(tp, force_reset);
  2328. } else {
  2329. err = tg3_setup_copper_phy(tp, force_reset);
  2330. }
  2331. if (tp->link_config.active_speed == SPEED_1000 &&
  2332. tp->link_config.active_duplex == DUPLEX_HALF)
  2333. tw32(MAC_TX_LENGTHS,
  2334. ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  2335. (6 << TX_LENGTHS_IPG_SHIFT) |
  2336. (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
  2337. else
  2338. tw32(MAC_TX_LENGTHS,
  2339. ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  2340. (6 << TX_LENGTHS_IPG_SHIFT) |
  2341. (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));
  2342. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  2343. if (netif_carrier_ok(tp->dev)) {
  2344. tw32(HOSTCC_STAT_COAL_TICKS,
  2345. tp->coal.stats_block_coalesce_usecs);
  2346. } else {
  2347. tw32(HOSTCC_STAT_COAL_TICKS, 0);
  2348. }
  2349. }
  2350. return err;
  2351. }
  2352. /* Tigon3 never reports partial packet sends. So we do not
  2353. * need special logic to handle SKBs that have not had all
  2354. * of their frags sent yet, like SunGEM does.
  2355. */
  2356. static void tg3_tx(struct tg3 *tp)
  2357. {
  2358. u32 hw_idx = tp->hw_status->idx[0].tx_consumer;
  2359. u32 sw_idx = tp->tx_cons;
  2360. while (sw_idx != hw_idx) {
  2361. struct tx_ring_info *ri = &tp->tx_buffers[sw_idx];
  2362. struct sk_buff *skb = ri->skb;
  2363. int i;
  2364. if (unlikely(skb == NULL))
  2365. BUG();
  2366. pci_unmap_single(tp->pdev,
  2367. pci_unmap_addr(ri, mapping),
  2368. skb_headlen(skb),
  2369. PCI_DMA_TODEVICE);
  2370. ri->skb = NULL;
  2371. sw_idx = NEXT_TX(sw_idx);
  2372. for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
  2373. if (unlikely(sw_idx == hw_idx))
  2374. BUG();
  2375. ri = &tp->tx_buffers[sw_idx];
  2376. if (unlikely(ri->skb != NULL))
  2377. BUG();
  2378. pci_unmap_page(tp->pdev,
  2379. pci_unmap_addr(ri, mapping),
  2380. skb_shinfo(skb)->frags[i].size,
  2381. PCI_DMA_TODEVICE);
  2382. sw_idx = NEXT_TX(sw_idx);
  2383. }
  2384. dev_kfree_skb(skb);
  2385. }
  2386. tp->tx_cons = sw_idx;
  2387. if (netif_queue_stopped(tp->dev) &&
  2388. (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH))
  2389. netif_wake_queue(tp->dev);
  2390. }
  2391. /* Returns size of skb allocated or < 0 on error.
  2392. *
  2393. * We only need to fill in the address because the other members
  2394. * of the RX descriptor are invariant, see tg3_init_rings.
  2395. *
  2396. * Note the purposeful assymetry of cpu vs. chip accesses. For
  2397. * posting buffers we only dirty the first cache line of the RX
  2398. * descriptor (containing the address). Whereas for the RX status
  2399. * buffers the cpu only reads the last cacheline of the RX descriptor
  2400. * (to fetch the error flags, vlan tag, checksum, and opaque cookie).
  2401. */
  2402. static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
  2403. int src_idx, u32 dest_idx_unmasked)
  2404. {
  2405. struct tg3_rx_buffer_desc *desc;
  2406. struct ring_info *map, *src_map;
  2407. struct sk_buff *skb;
  2408. dma_addr_t mapping;
  2409. int skb_size, dest_idx;
  2410. src_map = NULL;
  2411. switch (opaque_key) {
  2412. case RXD_OPAQUE_RING_STD:
  2413. dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
  2414. desc = &tp->rx_std[dest_idx];
  2415. map = &tp->rx_std_buffers[dest_idx];
  2416. if (src_idx >= 0)
  2417. src_map = &tp->rx_std_buffers[src_idx];
  2418. skb_size = tp->rx_pkt_buf_sz;
  2419. break;
  2420. case RXD_OPAQUE_RING_JUMBO:
  2421. dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
  2422. desc = &tp->rx_jumbo[dest_idx];
  2423. map = &tp->rx_jumbo_buffers[dest_idx];
  2424. if (src_idx >= 0)
  2425. src_map = &tp->rx_jumbo_buffers[src_idx];
  2426. skb_size = RX_JUMBO_PKT_BUF_SZ;
  2427. break;
  2428. default:
  2429. return -EINVAL;
  2430. };
  2431. /* Do not overwrite any of the map or rp information
  2432. * until we are sure we can commit to a new buffer.
  2433. *
  2434. * Callers depend upon this behavior and assume that
  2435. * we leave everything unchanged if we fail.
  2436. */
  2437. skb = dev_alloc_skb(skb_size);
  2438. if (skb == NULL)
  2439. return -ENOMEM;
  2440. skb->dev = tp->dev;
  2441. skb_reserve(skb, tp->rx_offset);
  2442. mapping = pci_map_single(tp->pdev, skb->data,
  2443. skb_size - tp->rx_offset,
  2444. PCI_DMA_FROMDEVICE);
  2445. map->skb = skb;
  2446. pci_unmap_addr_set(map, mapping, mapping);
  2447. if (src_map != NULL)
  2448. src_map->skb = NULL;
  2449. desc->addr_hi = ((u64)mapping >> 32);
  2450. desc->addr_lo = ((u64)mapping & 0xffffffff);
  2451. return skb_size;
  2452. }
  2453. /* We only need to move over in the address because the other
  2454. * members of the RX descriptor are invariant. See notes above
  2455. * tg3_alloc_rx_skb for full details.
  2456. */
  2457. static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
  2458. int src_idx, u32 dest_idx_unmasked)
  2459. {
  2460. struct tg3_rx_buffer_desc *src_desc, *dest_desc;
  2461. struct ring_info *src_map, *dest_map;
  2462. int dest_idx;
  2463. switch (opaque_key) {
  2464. case RXD_OPAQUE_RING_STD:
  2465. dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
  2466. dest_desc = &tp->rx_std[dest_idx];
  2467. dest_map = &tp->rx_std_buffers[dest_idx];
  2468. src_desc = &tp->rx_std[src_idx];
  2469. src_map = &tp->rx_std_buffers[src_idx];
  2470. break;
  2471. case RXD_OPAQUE_RING_JUMBO:
  2472. dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
  2473. dest_desc = &tp->rx_jumbo[dest_idx];
  2474. dest_map = &tp->rx_jumbo_buffers[dest_idx];
  2475. src_desc = &tp->rx_jumbo[src_idx];
  2476. src_map = &tp->rx_jumbo_buffers[src_idx];
  2477. break;
  2478. default:
  2479. return;
  2480. };
  2481. dest_map->skb = src_map->skb;
  2482. pci_unmap_addr_set(dest_map, mapping,
  2483. pci_unmap_addr(src_map, mapping));
  2484. dest_desc->addr_hi = src_desc->addr_hi;
  2485. dest_desc->addr_lo = src_desc->addr_lo;
  2486. src_map->skb = NULL;
  2487. }
  2488. #if TG3_VLAN_TAG_USED
  2489. static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag)
  2490. {
  2491. return vlan_hwaccel_receive_skb(skb, tp->vlgrp, vlan_tag);
  2492. }
  2493. #endif
  2494. /* The RX ring scheme is composed of multiple rings which post fresh
  2495. * buffers to the chip, and one special ring the chip uses to report
  2496. * status back to the host.
  2497. *
  2498. * The special ring reports the status of received packets to the
  2499. * host. The chip does not write into the original descriptor the
  2500. * RX buffer was obtained from. The chip simply takes the original
  2501. * descriptor as provided by the host, updates the status and length
  2502. * field, then writes this into the next status ring entry.
  2503. *
  2504. * Each ring the host uses to post buffers to the chip is described
  2505. * by a TG3_BDINFO entry in the chips SRAM area. When a packet arrives,
  2506. * it is first placed into the on-chip ram. When the packet's length
  2507. * is known, it walks down the TG3_BDINFO entries to select the ring.
  2508. * Each TG3_BDINFO specifies a MAXLEN field and the first TG3_BDINFO
  2509. * which is within the range of the new packet's length is chosen.
  2510. *
  2511. * The "separate ring for rx status" scheme may sound queer, but it makes
  2512. * sense from a cache coherency perspective. If only the host writes
  2513. * to the buffer post rings, and only the chip writes to the rx status
  2514. * rings, then cache lines never move beyond shared-modified state.
  2515. * If both the host and chip were to write into the same ring, cache line
  2516. * eviction could occur since both entities want it in an exclusive state.
  2517. */
  2518. static int tg3_rx(struct tg3 *tp, int budget)
  2519. {
  2520. u32 work_mask;
  2521. u32 sw_idx = tp->rx_rcb_ptr;
  2522. u16 hw_idx;
  2523. int received;
  2524. hw_idx = tp->hw_status->idx[0].rx_producer;
  2525. /*
  2526. * We need to order the read of hw_idx and the read of
  2527. * the opaque cookie.
  2528. */
  2529. rmb();
  2530. work_mask = 0;
  2531. received = 0;
  2532. while (sw_idx != hw_idx && budget > 0) {
  2533. struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx];
  2534. unsigned int len;
  2535. struct sk_buff *skb;
  2536. dma_addr_t dma_addr;
  2537. u32 opaque_key, desc_idx, *post_ptr;
  2538. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  2539. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  2540. if (opaque_key == RXD_OPAQUE_RING_STD) {
  2541. dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx],
  2542. mapping);
  2543. skb = tp->rx_std_buffers[desc_idx].skb;
  2544. post_ptr = &tp->rx_std_ptr;
  2545. } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
  2546. dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx],
  2547. mapping);
  2548. skb = tp->rx_jumbo_buffers[desc_idx].skb;
  2549. post_ptr = &tp->rx_jumbo_ptr;
  2550. }
  2551. else {
  2552. goto next_pkt_nopost;
  2553. }
  2554. work_mask |= opaque_key;
  2555. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  2556. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) {
  2557. drop_it:
  2558. tg3_recycle_rx(tp, opaque_key,
  2559. desc_idx, *post_ptr);
  2560. drop_it_no_recycle:
  2561. /* Other statistics kept track of by card. */
  2562. tp->net_stats.rx_dropped++;
  2563. goto next_pkt;
  2564. }
  2565. len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */
  2566. if (len > RX_COPY_THRESHOLD
  2567. && tp->rx_offset == 2
  2568. /* rx_offset != 2 iff this is a 5701 card running
  2569. * in PCI-X mode [see tg3_get_invariants()] */
  2570. ) {
  2571. int skb_size;
  2572. skb_size = tg3_alloc_rx_skb(tp, opaque_key,
  2573. desc_idx, *post_ptr);
  2574. if (skb_size < 0)
  2575. goto drop_it;
  2576. pci_unmap_single(tp->pdev, dma_addr,
  2577. skb_size - tp->rx_offset,
  2578. PCI_DMA_FROMDEVICE);
  2579. skb_put(skb, len);
  2580. } else {
  2581. struct sk_buff *copy_skb;
  2582. tg3_recycle_rx(tp, opaque_key,
  2583. desc_idx, *post_ptr);
  2584. copy_skb = dev_alloc_skb(len + 2);
  2585. if (copy_skb == NULL)
  2586. goto drop_it_no_recycle;
  2587. copy_skb->dev = tp->dev;
  2588. skb_reserve(copy_skb, 2);
  2589. skb_put(copy_skb, len);
  2590. pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
  2591. memcpy(copy_skb->data, skb->data, len);
  2592. pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
  2593. /* We'll reuse the original ring buffer. */
  2594. skb = copy_skb;
  2595. }
  2596. if ((tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) &&
  2597. (desc->type_flags & RXD_FLAG_TCPUDP_CSUM) &&
  2598. (((desc->ip_tcp_csum & RXD_TCPCSUM_MASK)
  2599. >> RXD_TCPCSUM_SHIFT) == 0xffff))
  2600. skb->ip_summed = CHECKSUM_UNNECESSARY;
  2601. else
  2602. skb->ip_summed = CHECKSUM_NONE;
  2603. skb->protocol = eth_type_trans(skb, tp->dev);
  2604. #if TG3_VLAN_TAG_USED
  2605. if (tp->vlgrp != NULL &&
  2606. desc->type_flags & RXD_FLAG_VLAN) {
  2607. tg3_vlan_rx(tp, skb,
  2608. desc->err_vlan & RXD_VLAN_MASK);
  2609. } else
  2610. #endif
  2611. netif_receive_skb(skb);
  2612. tp->dev->last_rx = jiffies;
  2613. received++;
  2614. budget--;
  2615. next_pkt:
  2616. (*post_ptr)++;
  2617. next_pkt_nopost:
  2618. sw_idx++;
  2619. sw_idx %= TG3_RX_RCB_RING_SIZE(tp);
  2620. /* Refresh hw_idx to see if there is new work */
  2621. if (sw_idx == hw_idx) {
  2622. hw_idx = tp->hw_status->idx[0].rx_producer;
  2623. rmb();
  2624. }
  2625. }
  2626. /* ACK the status ring. */
  2627. tp->rx_rcb_ptr = sw_idx;
  2628. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx);
  2629. /* Refill RX ring(s). */
  2630. if (work_mask & RXD_OPAQUE_RING_STD) {
  2631. sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE;
  2632. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  2633. sw_idx);
  2634. }
  2635. if (work_mask & RXD_OPAQUE_RING_JUMBO) {
  2636. sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE;
  2637. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  2638. sw_idx);
  2639. }
  2640. mmiowb();
  2641. return received;
  2642. }
  2643. static int tg3_poll(struct net_device *netdev, int *budget)
  2644. {
  2645. struct tg3 *tp = netdev_priv(netdev);
  2646. struct tg3_hw_status *sblk = tp->hw_status;
  2647. int done;
  2648. /* handle link change and other phy events */
  2649. if (!(tp->tg3_flags &
  2650. (TG3_FLAG_USE_LINKCHG_REG |
  2651. TG3_FLAG_POLL_SERDES))) {
  2652. if (sblk->status & SD_STATUS_LINK_CHG) {
  2653. sblk->status = SD_STATUS_UPDATED |
  2654. (sblk->status & ~SD_STATUS_LINK_CHG);
  2655. spin_lock(&tp->lock);
  2656. tg3_setup_phy(tp, 0);
  2657. spin_unlock(&tp->lock);
  2658. }
  2659. }
  2660. /* run TX completion thread */
  2661. if (sblk->idx[0].tx_consumer != tp->tx_cons) {
  2662. spin_lock(&tp->tx_lock);
  2663. tg3_tx(tp);
  2664. spin_unlock(&tp->tx_lock);
  2665. }
  2666. /* run RX thread, within the bounds set by NAPI.
  2667. * All RX "locking" is done by ensuring outside
  2668. * code synchronizes with dev->poll()
  2669. */
  2670. if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) {
  2671. int orig_budget = *budget;
  2672. int work_done;
  2673. if (orig_budget > netdev->quota)
  2674. orig_budget = netdev->quota;
  2675. work_done = tg3_rx(tp, orig_budget);
  2676. *budget -= work_done;
  2677. netdev->quota -= work_done;
  2678. }
  2679. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  2680. tp->last_tag = sblk->status_tag;
  2681. rmb();
  2682. sblk->status &= ~SD_STATUS_UPDATED;
  2683. /* if no more work, tell net stack and NIC we're done */
  2684. done = !tg3_has_work(tp);
  2685. if (done) {
  2686. spin_lock(&tp->lock);
  2687. netif_rx_complete(netdev);
  2688. tg3_restart_ints(tp);
  2689. spin_unlock(&tp->lock);
  2690. }
  2691. return (done ? 0 : 1);
  2692. }
  2693. static void tg3_irq_quiesce(struct tg3 *tp)
  2694. {
  2695. BUG_ON(tp->irq_sync);
  2696. tp->irq_sync = 1;
  2697. smp_mb();
  2698. synchronize_irq(tp->pdev->irq);
  2699. }
  2700. static inline int tg3_irq_sync(struct tg3 *tp)
  2701. {
  2702. return tp->irq_sync;
  2703. }
  2704. /* Fully shutdown all tg3 driver activity elsewhere in the system.
  2705. * If irq_sync is non-zero, then the IRQ handler must be synchronized
  2706. * with as well. Most of the time, this is not necessary except when
  2707. * shutting down the device.
  2708. */
  2709. static inline void tg3_full_lock(struct tg3 *tp, int irq_sync)
  2710. {
  2711. if (irq_sync)
  2712. tg3_irq_quiesce(tp);
  2713. spin_lock_bh(&tp->lock);
  2714. spin_lock(&tp->tx_lock);
  2715. }
  2716. static inline void tg3_full_unlock(struct tg3 *tp)
  2717. {
  2718. spin_unlock(&tp->tx_lock);
  2719. spin_unlock_bh(&tp->lock);
  2720. }
  2721. /* MSI ISR - No need to check for interrupt sharing and no need to
  2722. * flush status block and interrupt mailbox. PCI ordering rules
  2723. * guarantee that MSI will arrive after the status block.
  2724. */
  2725. static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs)
  2726. {
  2727. struct net_device *dev = dev_id;
  2728. struct tg3 *tp = netdev_priv(dev);
  2729. struct tg3_hw_status *sblk = tp->hw_status;
  2730. /*
  2731. * Writing any value to intr-mbox-0 clears PCI INTA# and
  2732. * chip-internal interrupt pending events.
  2733. * Writing non-zero to intr-mbox-0 additional tells the
  2734. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2735. * event coalescing.
  2736. */
  2737. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
  2738. tp->last_tag = sblk->status_tag;
  2739. rmb();
  2740. if (tg3_irq_sync(tp))
  2741. goto out;
  2742. sblk->status &= ~SD_STATUS_UPDATED;
  2743. if (likely(tg3_has_work(tp)))
  2744. netif_rx_schedule(dev); /* schedule NAPI poll */
  2745. else {
  2746. /* No work, re-enable interrupts. */
  2747. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2748. tp->last_tag << 24);
  2749. }
  2750. out:
  2751. return IRQ_RETVAL(1);
  2752. }
  2753. static irqreturn_t tg3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
  2754. {
  2755. struct net_device *dev = dev_id;
  2756. struct tg3 *tp = netdev_priv(dev);
  2757. struct tg3_hw_status *sblk = tp->hw_status;
  2758. unsigned int handled = 1;
  2759. /* In INTx mode, it is possible for the interrupt to arrive at
  2760. * the CPU before the status block posted prior to the interrupt.
  2761. * Reading the PCI State register will confirm whether the
  2762. * interrupt is ours and will flush the status block.
  2763. */
  2764. if ((sblk->status & SD_STATUS_UPDATED) ||
  2765. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  2766. /*
  2767. * Writing any value to intr-mbox-0 clears PCI INTA# and
  2768. * chip-internal interrupt pending events.
  2769. * Writing non-zero to intr-mbox-0 additional tells the
  2770. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2771. * event coalescing.
  2772. */
  2773. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2774. 0x00000001);
  2775. if (tg3_irq_sync(tp))
  2776. goto out;
  2777. sblk->status &= ~SD_STATUS_UPDATED;
  2778. if (likely(tg3_has_work(tp)))
  2779. netif_rx_schedule(dev); /* schedule NAPI poll */
  2780. else {
  2781. /* No work, shared interrupt perhaps? re-enable
  2782. * interrupts, and flush that PCI write
  2783. */
  2784. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2785. 0x00000000);
  2786. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  2787. }
  2788. } else { /* shared interrupt */
  2789. handled = 0;
  2790. }
  2791. out:
  2792. return IRQ_RETVAL(handled);
  2793. }
  2794. static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id, struct pt_regs *regs)
  2795. {
  2796. struct net_device *dev = dev_id;
  2797. struct tg3 *tp = netdev_priv(dev);
  2798. struct tg3_hw_status *sblk = tp->hw_status;
  2799. unsigned int handled = 1;
  2800. /* In INTx mode, it is possible for the interrupt to arrive at
  2801. * the CPU before the status block posted prior to the interrupt.
  2802. * Reading the PCI State register will confirm whether the
  2803. * interrupt is ours and will flush the status block.
  2804. */
  2805. if ((sblk->status & SD_STATUS_UPDATED) ||
  2806. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  2807. /*
  2808. * writing any value to intr-mbox-0 clears PCI INTA# and
  2809. * chip-internal interrupt pending events.
  2810. * writing non-zero to intr-mbox-0 additional tells the
  2811. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2812. * event coalescing.
  2813. */
  2814. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2815. 0x00000001);
  2816. tp->last_tag = sblk->status_tag;
  2817. rmb();
  2818. if (tg3_irq_sync(tp))
  2819. goto out;
  2820. sblk->status &= ~SD_STATUS_UPDATED;
  2821. if (likely(tg3_has_work(tp)))
  2822. netif_rx_schedule(dev); /* schedule NAPI poll */
  2823. else {
  2824. /* no work, shared interrupt perhaps? re-enable
  2825. * interrupts, and flush that PCI write
  2826. */
  2827. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2828. tp->last_tag << 24);
  2829. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  2830. }
  2831. } else { /* shared interrupt */
  2832. handled = 0;
  2833. }
  2834. out:
  2835. return IRQ_RETVAL(handled);
  2836. }
  2837. /* ISR for interrupt test */
  2838. static irqreturn_t tg3_test_isr(int irq, void *dev_id,
  2839. struct pt_regs *regs)
  2840. {
  2841. struct net_device *dev = dev_id;
  2842. struct tg3 *tp = netdev_priv(dev);
  2843. struct tg3_hw_status *sblk = tp->hw_status;
  2844. if (sblk->status & SD_STATUS_UPDATED) {
  2845. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2846. 0x00000001);
  2847. return IRQ_RETVAL(1);
  2848. }
  2849. return IRQ_RETVAL(0);
  2850. }
  2851. static int tg3_init_hw(struct tg3 *);
  2852. static int tg3_halt(struct tg3 *, int, int);
  2853. #ifdef CONFIG_NET_POLL_CONTROLLER
  2854. static void tg3_poll_controller(struct net_device *dev)
  2855. {
  2856. struct tg3 *tp = netdev_priv(dev);
  2857. tg3_interrupt(tp->pdev->irq, dev, NULL);
  2858. }
  2859. #endif
  2860. static void tg3_reset_task(void *_data)
  2861. {
  2862. struct tg3 *tp = _data;
  2863. unsigned int restart_timer;
  2864. tg3_netif_stop(tp);
  2865. tg3_full_lock(tp, 1);
  2866. restart_timer = tp->tg3_flags2 & TG3_FLG2_RESTART_TIMER;
  2867. tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
  2868. tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
  2869. tg3_init_hw(tp);
  2870. tg3_netif_start(tp);
  2871. tg3_full_unlock(tp);
  2872. if (restart_timer)
  2873. mod_timer(&tp->timer, jiffies + 1);
  2874. }
  2875. static void tg3_tx_timeout(struct net_device *dev)
  2876. {
  2877. struct tg3 *tp = netdev_priv(dev);
  2878. printk(KERN_ERR PFX "%s: transmit timed out, resetting\n",
  2879. dev->name);
  2880. schedule_work(&tp->reset_task);
  2881. }
  2882. static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
  2883. static int tigon3_4gb_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
  2884. u32 guilty_entry, int guilty_len,
  2885. u32 last_plus_one, u32 *start, u32 mss)
  2886. {
  2887. struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC);
  2888. dma_addr_t new_addr;
  2889. u32 entry = *start;
  2890. int i;
  2891. if (!new_skb) {
  2892. dev_kfree_skb(skb);
  2893. return -1;
  2894. }
  2895. /* New SKB is guaranteed to be linear. */
  2896. entry = *start;
  2897. new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len,
  2898. PCI_DMA_TODEVICE);
  2899. tg3_set_txd(tp, entry, new_addr, new_skb->len,
  2900. (skb->ip_summed == CHECKSUM_HW) ?
  2901. TXD_FLAG_TCPUDP_CSUM : 0, 1 | (mss << 1));
  2902. *start = NEXT_TX(entry);
  2903. /* Now clean up the sw ring entries. */
  2904. i = 0;
  2905. while (entry != last_plus_one) {
  2906. int len;
  2907. if (i == 0)
  2908. len = skb_headlen(skb);
  2909. else
  2910. len = skb_shinfo(skb)->frags[i-1].size;
  2911. pci_unmap_single(tp->pdev,
  2912. pci_unmap_addr(&tp->tx_buffers[entry], mapping),
  2913. len, PCI_DMA_TODEVICE);
  2914. if (i == 0) {
  2915. tp->tx_buffers[entry].skb = new_skb;
  2916. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, new_addr);
  2917. } else {
  2918. tp->tx_buffers[entry].skb = NULL;
  2919. }
  2920. entry = NEXT_TX(entry);
  2921. i++;
  2922. }
  2923. dev_kfree_skb(skb);
  2924. return 0;
  2925. }
  2926. static void tg3_set_txd(struct tg3 *tp, int entry,
  2927. dma_addr_t mapping, int len, u32 flags,
  2928. u32 mss_and_is_end)
  2929. {
  2930. struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry];
  2931. int is_end = (mss_and_is_end & 0x1);
  2932. u32 mss = (mss_and_is_end >> 1);
  2933. u32 vlan_tag = 0;
  2934. if (is_end)
  2935. flags |= TXD_FLAG_END;
  2936. if (flags & TXD_FLAG_VLAN) {
  2937. vlan_tag = flags >> 16;
  2938. flags &= 0xffff;
  2939. }
  2940. vlan_tag |= (mss << TXD_MSS_SHIFT);
  2941. txd->addr_hi = ((u64) mapping >> 32);
  2942. txd->addr_lo = ((u64) mapping & 0xffffffff);
  2943. txd->len_flags = (len << TXD_LEN_SHIFT) | flags;
  2944. txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT;
  2945. }
  2946. static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
  2947. {
  2948. u32 base = (u32) mapping & 0xffffffff;
  2949. return ((base > 0xffffdcc0) &&
  2950. (base + len + 8 < base));
  2951. }
  2952. static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
  2953. {
  2954. struct tg3 *tp = netdev_priv(dev);
  2955. dma_addr_t mapping;
  2956. unsigned int i;
  2957. u32 len, entry, base_flags, mss;
  2958. int would_hit_hwbug;
  2959. len = skb_headlen(skb);
  2960. /* No BH disabling for tx_lock here. We are running in BH disabled
  2961. * context and TX reclaim runs via tp->poll inside of a software
  2962. * interrupt. Furthermore, IRQ processing runs lockless so we have
  2963. * no IRQ context deadlocks to worry about either. Rejoice!
  2964. */
  2965. if (!spin_trylock(&tp->tx_lock))
  2966. return NETDEV_TX_LOCKED;
  2967. /* This is a hard error, log it. */
  2968. if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
  2969. netif_stop_queue(dev);
  2970. spin_unlock(&tp->tx_lock);
  2971. printk(KERN_ERR PFX "%s: BUG! Tx Ring full when queue awake!\n",
  2972. dev->name);
  2973. return NETDEV_TX_BUSY;
  2974. }
  2975. entry = tp->tx_prod;
  2976. base_flags = 0;
  2977. if (skb->ip_summed == CHECKSUM_HW)
  2978. base_flags |= TXD_FLAG_TCPUDP_CSUM;
  2979. #if TG3_TSO_SUPPORT != 0
  2980. mss = 0;
  2981. if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
  2982. (mss = skb_shinfo(skb)->tso_size) != 0) {
  2983. int tcp_opt_len, ip_tcp_len;
  2984. if (skb_header_cloned(skb) &&
  2985. pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
  2986. dev_kfree_skb(skb);
  2987. goto out_unlock;
  2988. }
  2989. tcp_opt_len = ((skb->h.th->doff - 5) * 4);
  2990. ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr);
  2991. base_flags |= (TXD_FLAG_CPU_PRE_DMA |
  2992. TXD_FLAG_CPU_POST_DMA);
  2993. skb->nh.iph->check = 0;
  2994. skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len);
  2995. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  2996. skb->h.th->check = 0;
  2997. base_flags &= ~TXD_FLAG_TCPUDP_CSUM;
  2998. }
  2999. else {
  3000. skb->h.th->check =
  3001. ~csum_tcpudp_magic(skb->nh.iph->saddr,
  3002. skb->nh.iph->daddr,
  3003. 0, IPPROTO_TCP, 0);
  3004. }
  3005. if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) ||
  3006. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
  3007. if (tcp_opt_len || skb->nh.iph->ihl > 5) {
  3008. int tsflags;
  3009. tsflags = ((skb->nh.iph->ihl - 5) +
  3010. (tcp_opt_len >> 2));
  3011. mss |= (tsflags << 11);
  3012. }
  3013. } else {
  3014. if (tcp_opt_len || skb->nh.iph->ihl > 5) {
  3015. int tsflags;
  3016. tsflags = ((skb->nh.iph->ihl - 5) +
  3017. (tcp_opt_len >> 2));
  3018. base_flags |= tsflags << 12;
  3019. }
  3020. }
  3021. }
  3022. #else
  3023. mss = 0;
  3024. #endif
  3025. #if TG3_VLAN_TAG_USED
  3026. if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
  3027. base_flags |= (TXD_FLAG_VLAN |
  3028. (vlan_tx_tag_get(skb) << 16));
  3029. #endif
  3030. /* Queue skb data, a.k.a. the main skb fragment. */
  3031. mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE);
  3032. tp->tx_buffers[entry].skb = skb;
  3033. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  3034. would_hit_hwbug = 0;
  3035. if (tg3_4g_overflow_test(mapping, len))
  3036. would_hit_hwbug = entry + 1;
  3037. tg3_set_txd(tp, entry, mapping, len, base_flags,
  3038. (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
  3039. entry = NEXT_TX(entry);
  3040. /* Now loop through additional data fragments, and queue them. */
  3041. if (skb_shinfo(skb)->nr_frags > 0) {
  3042. unsigned int i, last;
  3043. last = skb_shinfo(skb)->nr_frags - 1;
  3044. for (i = 0; i <= last; i++) {
  3045. skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
  3046. len = frag->size;
  3047. mapping = pci_map_page(tp->pdev,
  3048. frag->page,
  3049. frag->page_offset,
  3050. len, PCI_DMA_TODEVICE);
  3051. tp->tx_buffers[entry].skb = NULL;
  3052. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  3053. if (tg3_4g_overflow_test(mapping, len)) {
  3054. /* Only one should match. */
  3055. if (would_hit_hwbug)
  3056. BUG();
  3057. would_hit_hwbug = entry + 1;
  3058. }
  3059. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  3060. tg3_set_txd(tp, entry, mapping, len,
  3061. base_flags, (i == last)|(mss << 1));
  3062. else
  3063. tg3_set_txd(tp, entry, mapping, len,
  3064. base_flags, (i == last));
  3065. entry = NEXT_TX(entry);
  3066. }
  3067. }
  3068. if (would_hit_hwbug) {
  3069. u32 last_plus_one = entry;
  3070. u32 start;
  3071. unsigned int len = 0;
  3072. would_hit_hwbug -= 1;
  3073. entry = entry - 1 - skb_shinfo(skb)->nr_frags;
  3074. entry &= (TG3_TX_RING_SIZE - 1);
  3075. start = entry;
  3076. i = 0;
  3077. while (entry != last_plus_one) {
  3078. if (i == 0)
  3079. len = skb_headlen(skb);
  3080. else
  3081. len = skb_shinfo(skb)->frags[i-1].size;
  3082. if (entry == would_hit_hwbug)
  3083. break;
  3084. i++;
  3085. entry = NEXT_TX(entry);
  3086. }
  3087. /* If the workaround fails due to memory/mapping
  3088. * failure, silently drop this packet.
  3089. */
  3090. if (tigon3_4gb_hwbug_workaround(tp, skb,
  3091. entry, len,
  3092. last_plus_one,
  3093. &start, mss))
  3094. goto out_unlock;
  3095. entry = start;
  3096. }
  3097. /* Packets are ready, update Tx producer idx local and on card. */
  3098. tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
  3099. tp->tx_prod = entry;
  3100. if (TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1))
  3101. netif_stop_queue(dev);
  3102. out_unlock:
  3103. mmiowb();
  3104. spin_unlock(&tp->tx_lock);
  3105. dev->trans_start = jiffies;
  3106. return NETDEV_TX_OK;
  3107. }
  3108. static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp,
  3109. int new_mtu)
  3110. {
  3111. dev->mtu = new_mtu;
  3112. if (new_mtu > ETH_DATA_LEN) {
  3113. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  3114. tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
  3115. ethtool_op_set_tso(dev, 0);
  3116. }
  3117. else
  3118. tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
  3119. } else {
  3120. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  3121. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  3122. tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE;
  3123. }
  3124. }
  3125. static int tg3_change_mtu(struct net_device *dev, int new_mtu)
  3126. {
  3127. struct tg3 *tp = netdev_priv(dev);
  3128. if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp))
  3129. return -EINVAL;
  3130. if (!netif_running(dev)) {
  3131. /* We'll just catch it later when the
  3132. * device is up'd.
  3133. */
  3134. tg3_set_mtu(dev, tp, new_mtu);
  3135. return 0;
  3136. }
  3137. tg3_netif_stop(tp);
  3138. tg3_full_lock(tp, 1);
  3139. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  3140. tg3_set_mtu(dev, tp, new_mtu);
  3141. tg3_init_hw(tp);
  3142. tg3_netif_start(tp);
  3143. tg3_full_unlock(tp);
  3144. return 0;
  3145. }
  3146. /* Free up pending packets in all rx/tx rings.
  3147. *
  3148. * The chip has been shut down and the driver detached from
  3149. * the networking, so no interrupts or new tx packets will
  3150. * end up in the driver. tp->{tx,}lock is not held and we are not
  3151. * in an interrupt context and thus may sleep.
  3152. */
  3153. static void tg3_free_rings(struct tg3 *tp)
  3154. {
  3155. struct ring_info *rxp;
  3156. int i;
  3157. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  3158. rxp = &tp->rx_std_buffers[i];
  3159. if (rxp->skb == NULL)
  3160. continue;
  3161. pci_unmap_single(tp->pdev,
  3162. pci_unmap_addr(rxp, mapping),
  3163. tp->rx_pkt_buf_sz - tp->rx_offset,
  3164. PCI_DMA_FROMDEVICE);
  3165. dev_kfree_skb_any(rxp->skb);
  3166. rxp->skb = NULL;
  3167. }
  3168. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  3169. rxp = &tp->rx_jumbo_buffers[i];
  3170. if (rxp->skb == NULL)
  3171. continue;
  3172. pci_unmap_single(tp->pdev,
  3173. pci_unmap_addr(rxp, mapping),
  3174. RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
  3175. PCI_DMA_FROMDEVICE);
  3176. dev_kfree_skb_any(rxp->skb);
  3177. rxp->skb = NULL;
  3178. }
  3179. for (i = 0; i < TG3_TX_RING_SIZE; ) {
  3180. struct tx_ring_info *txp;
  3181. struct sk_buff *skb;
  3182. int j;
  3183. txp = &tp->tx_buffers[i];
  3184. skb = txp->skb;
  3185. if (skb == NULL) {
  3186. i++;
  3187. continue;
  3188. }
  3189. pci_unmap_single(tp->pdev,
  3190. pci_unmap_addr(txp, mapping),
  3191. skb_headlen(skb),
  3192. PCI_DMA_TODEVICE);
  3193. txp->skb = NULL;
  3194. i++;
  3195. for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) {
  3196. txp = &tp->tx_buffers[i & (TG3_TX_RING_SIZE - 1)];
  3197. pci_unmap_page(tp->pdev,
  3198. pci_unmap_addr(txp, mapping),
  3199. skb_shinfo(skb)->frags[j].size,
  3200. PCI_DMA_TODEVICE);
  3201. i++;
  3202. }
  3203. dev_kfree_skb_any(skb);
  3204. }
  3205. }
  3206. /* Initialize tx/rx rings for packet processing.
  3207. *
  3208. * The chip has been shut down and the driver detached from
  3209. * the networking, so no interrupts or new tx packets will
  3210. * end up in the driver. tp->{tx,}lock are held and thus
  3211. * we may not sleep.
  3212. */
  3213. static void tg3_init_rings(struct tg3 *tp)
  3214. {
  3215. u32 i;
  3216. /* Free up all the SKBs. */
  3217. tg3_free_rings(tp);
  3218. /* Zero out all descriptors. */
  3219. memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
  3220. memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
  3221. memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
  3222. memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
  3223. tp->rx_pkt_buf_sz = RX_PKT_BUF_SZ;
  3224. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) &&
  3225. (tp->dev->mtu > ETH_DATA_LEN))
  3226. tp->rx_pkt_buf_sz = RX_JUMBO_PKT_BUF_SZ;
  3227. /* Initialize invariants of the rings, we only set this
  3228. * stuff once. This works because the card does not
  3229. * write into the rx buffer posting rings.
  3230. */
  3231. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  3232. struct tg3_rx_buffer_desc *rxd;
  3233. rxd = &tp->rx_std[i];
  3234. rxd->idx_len = (tp->rx_pkt_buf_sz - tp->rx_offset - 64)
  3235. << RXD_LEN_SHIFT;
  3236. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
  3237. rxd->opaque = (RXD_OPAQUE_RING_STD |
  3238. (i << RXD_OPAQUE_INDEX_SHIFT));
  3239. }
  3240. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  3241. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  3242. struct tg3_rx_buffer_desc *rxd;
  3243. rxd = &tp->rx_jumbo[i];
  3244. rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
  3245. << RXD_LEN_SHIFT;
  3246. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
  3247. RXD_FLAG_JUMBO;
  3248. rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
  3249. (i << RXD_OPAQUE_INDEX_SHIFT));
  3250. }
  3251. }
  3252. /* Now allocate fresh SKBs for each rx ring. */
  3253. for (i = 0; i < tp->rx_pending; i++) {
  3254. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD,
  3255. -1, i) < 0)
  3256. break;
  3257. }
  3258. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  3259. for (i = 0; i < tp->rx_jumbo_pending; i++) {
  3260. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
  3261. -1, i) < 0)
  3262. break;
  3263. }
  3264. }
  3265. }
  3266. /*
  3267. * Must not be invoked with interrupt sources disabled and
  3268. * the hardware shutdown down.
  3269. */
  3270. static void tg3_free_consistent(struct tg3 *tp)
  3271. {
  3272. if (tp->rx_std_buffers) {
  3273. kfree(tp->rx_std_buffers);
  3274. tp->rx_std_buffers = NULL;
  3275. }
  3276. if (tp->rx_std) {
  3277. pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3278. tp->rx_std, tp->rx_std_mapping);
  3279. tp->rx_std = NULL;
  3280. }
  3281. if (tp->rx_jumbo) {
  3282. pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3283. tp->rx_jumbo, tp->rx_jumbo_mapping);
  3284. tp->rx_jumbo = NULL;
  3285. }
  3286. if (tp->rx_rcb) {
  3287. pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3288. tp->rx_rcb, tp->rx_rcb_mapping);
  3289. tp->rx_rcb = NULL;
  3290. }
  3291. if (tp->tx_ring) {
  3292. pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3293. tp->tx_ring, tp->tx_desc_mapping);
  3294. tp->tx_ring = NULL;
  3295. }
  3296. if (tp->hw_status) {
  3297. pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
  3298. tp->hw_status, tp->status_mapping);
  3299. tp->hw_status = NULL;
  3300. }
  3301. if (tp->hw_stats) {
  3302. pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
  3303. tp->hw_stats, tp->stats_mapping);
  3304. tp->hw_stats = NULL;
  3305. }
  3306. }
  3307. /*
  3308. * Must not be invoked with interrupt sources disabled and
  3309. * the hardware shutdown down. Can sleep.
  3310. */
  3311. static int tg3_alloc_consistent(struct tg3 *tp)
  3312. {
  3313. tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) *
  3314. (TG3_RX_RING_SIZE +
  3315. TG3_RX_JUMBO_RING_SIZE)) +
  3316. (sizeof(struct tx_ring_info) *
  3317. TG3_TX_RING_SIZE),
  3318. GFP_KERNEL);
  3319. if (!tp->rx_std_buffers)
  3320. return -ENOMEM;
  3321. memset(tp->rx_std_buffers, 0,
  3322. (sizeof(struct ring_info) *
  3323. (TG3_RX_RING_SIZE +
  3324. TG3_RX_JUMBO_RING_SIZE)) +
  3325. (sizeof(struct tx_ring_info) *
  3326. TG3_TX_RING_SIZE));
  3327. tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
  3328. tp->tx_buffers = (struct tx_ring_info *)
  3329. &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
  3330. tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3331. &tp->rx_std_mapping);
  3332. if (!tp->rx_std)
  3333. goto err_out;
  3334. tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3335. &tp->rx_jumbo_mapping);
  3336. if (!tp->rx_jumbo)
  3337. goto err_out;
  3338. tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3339. &tp->rx_rcb_mapping);
  3340. if (!tp->rx_rcb)
  3341. goto err_out;
  3342. tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3343. &tp->tx_desc_mapping);
  3344. if (!tp->tx_ring)
  3345. goto err_out;
  3346. tp->hw_status = pci_alloc_consistent(tp->pdev,
  3347. TG3_HW_STATUS_SIZE,
  3348. &tp->status_mapping);
  3349. if (!tp->hw_status)
  3350. goto err_out;
  3351. tp->hw_stats = pci_alloc_consistent(tp->pdev,
  3352. sizeof(struct tg3_hw_stats),
  3353. &tp->stats_mapping);
  3354. if (!tp->hw_stats)
  3355. goto err_out;
  3356. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3357. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3358. return 0;
  3359. err_out:
  3360. tg3_free_consistent(tp);
  3361. return -ENOMEM;
  3362. }
  3363. #define MAX_WAIT_CNT 1000
  3364. /* To stop a block, clear the enable bit and poll till it
  3365. * clears. tp->lock is held.
  3366. */
  3367. static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent)
  3368. {
  3369. unsigned int i;
  3370. u32 val;
  3371. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  3372. switch (ofs) {
  3373. case RCVLSC_MODE:
  3374. case DMAC_MODE:
  3375. case MBFREE_MODE:
  3376. case BUFMGR_MODE:
  3377. case MEMARB_MODE:
  3378. /* We can't enable/disable these bits of the
  3379. * 5705/5750, just say success.
  3380. */
  3381. return 0;
  3382. default:
  3383. break;
  3384. };
  3385. }
  3386. val = tr32(ofs);
  3387. val &= ~enable_bit;
  3388. tw32_f(ofs, val);
  3389. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3390. udelay(100);
  3391. val = tr32(ofs);
  3392. if ((val & enable_bit) == 0)
  3393. break;
  3394. }
  3395. if (i == MAX_WAIT_CNT && !silent) {
  3396. printk(KERN_ERR PFX "tg3_stop_block timed out, "
  3397. "ofs=%lx enable_bit=%x\n",
  3398. ofs, enable_bit);
  3399. return -ENODEV;
  3400. }
  3401. return 0;
  3402. }
  3403. /* tp->lock is held. */
  3404. static int tg3_abort_hw(struct tg3 *tp, int silent)
  3405. {
  3406. int i, err;
  3407. tg3_disable_ints(tp);
  3408. tp->rx_mode &= ~RX_MODE_ENABLE;
  3409. tw32_f(MAC_RX_MODE, tp->rx_mode);
  3410. udelay(10);
  3411. err = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent);
  3412. err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent);
  3413. err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent);
  3414. err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent);
  3415. err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent);
  3416. err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent);
  3417. err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent);
  3418. err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent);
  3419. err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent);
  3420. err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent);
  3421. err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent);
  3422. err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent);
  3423. err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent);
  3424. tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
  3425. tw32_f(MAC_MODE, tp->mac_mode);
  3426. udelay(40);
  3427. tp->tx_mode &= ~TX_MODE_ENABLE;
  3428. tw32_f(MAC_TX_MODE, tp->tx_mode);
  3429. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3430. udelay(100);
  3431. if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
  3432. break;
  3433. }
  3434. if (i >= MAX_WAIT_CNT) {
  3435. printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, "
  3436. "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n",
  3437. tp->dev->name, tr32(MAC_TX_MODE));
  3438. err |= -ENODEV;
  3439. }
  3440. err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent);
  3441. err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent);
  3442. err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent);
  3443. tw32(FTQ_RESET, 0xffffffff);
  3444. tw32(FTQ_RESET, 0x00000000);
  3445. err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
  3446. err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
  3447. if (tp->hw_status)
  3448. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3449. if (tp->hw_stats)
  3450. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3451. return err;
  3452. }
  3453. /* tp->lock is held. */
  3454. static int tg3_nvram_lock(struct tg3 *tp)
  3455. {
  3456. if (tp->tg3_flags & TG3_FLAG_NVRAM) {
  3457. int i;
  3458. tw32(NVRAM_SWARB, SWARB_REQ_SET1);
  3459. for (i = 0; i < 8000; i++) {
  3460. if (tr32(NVRAM_SWARB) & SWARB_GNT1)
  3461. break;
  3462. udelay(20);
  3463. }
  3464. if (i == 8000)
  3465. return -ENODEV;
  3466. }
  3467. return 0;
  3468. }
  3469. /* tp->lock is held. */
  3470. static void tg3_nvram_unlock(struct tg3 *tp)
  3471. {
  3472. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  3473. tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
  3474. }
  3475. /* tp->lock is held. */
  3476. static void tg3_enable_nvram_access(struct tg3 *tp)
  3477. {
  3478. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3479. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3480. u32 nvaccess = tr32(NVRAM_ACCESS);
  3481. tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
  3482. }
  3483. }
  3484. /* tp->lock is held. */
  3485. static void tg3_disable_nvram_access(struct tg3 *tp)
  3486. {
  3487. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3488. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3489. u32 nvaccess = tr32(NVRAM_ACCESS);
  3490. tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
  3491. }
  3492. }
  3493. /* tp->lock is held. */
  3494. static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind)
  3495. {
  3496. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
  3497. tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX,
  3498. NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
  3499. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3500. switch (kind) {
  3501. case RESET_KIND_INIT:
  3502. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3503. DRV_STATE_START);
  3504. break;
  3505. case RESET_KIND_SHUTDOWN:
  3506. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3507. DRV_STATE_UNLOAD);
  3508. break;
  3509. case RESET_KIND_SUSPEND:
  3510. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3511. DRV_STATE_SUSPEND);
  3512. break;
  3513. default:
  3514. break;
  3515. };
  3516. }
  3517. }
  3518. /* tp->lock is held. */
  3519. static void tg3_write_sig_post_reset(struct tg3 *tp, int kind)
  3520. {
  3521. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3522. switch (kind) {
  3523. case RESET_KIND_INIT:
  3524. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3525. DRV_STATE_START_DONE);
  3526. break;
  3527. case RESET_KIND_SHUTDOWN:
  3528. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3529. DRV_STATE_UNLOAD_DONE);
  3530. break;
  3531. default:
  3532. break;
  3533. };
  3534. }
  3535. }
  3536. /* tp->lock is held. */
  3537. static void tg3_write_sig_legacy(struct tg3 *tp, int kind)
  3538. {
  3539. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3540. switch (kind) {
  3541. case RESET_KIND_INIT:
  3542. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3543. DRV_STATE_START);
  3544. break;
  3545. case RESET_KIND_SHUTDOWN:
  3546. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3547. DRV_STATE_UNLOAD);
  3548. break;
  3549. case RESET_KIND_SUSPEND:
  3550. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3551. DRV_STATE_SUSPEND);
  3552. break;
  3553. default:
  3554. break;
  3555. };
  3556. }
  3557. }
  3558. static void tg3_stop_fw(struct tg3 *);
  3559. /* tp->lock is held. */
  3560. static int tg3_chip_reset(struct tg3 *tp)
  3561. {
  3562. u32 val;
  3563. u32 flags_save;
  3564. int i;
  3565. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
  3566. tg3_nvram_lock(tp);
  3567. /*
  3568. * We must avoid the readl() that normally takes place.
  3569. * It locks machines, causes machine checks, and other
  3570. * fun things. So, temporarily disable the 5701
  3571. * hardware workaround, while we do the reset.
  3572. */
  3573. flags_save = tp->tg3_flags;
  3574. tp->tg3_flags &= ~TG3_FLAG_5701_REG_WRITE_BUG;
  3575. /* do the reset */
  3576. val = GRC_MISC_CFG_CORECLK_RESET;
  3577. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3578. if (tr32(0x7e2c) == 0x60) {
  3579. tw32(0x7e2c, 0x20);
  3580. }
  3581. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3582. tw32(GRC_MISC_CFG, (1 << 29));
  3583. val |= (1 << 29);
  3584. }
  3585. }
  3586. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3587. val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
  3588. tw32(GRC_MISC_CFG, val);
  3589. /* restore 5701 hardware bug workaround flag */
  3590. tp->tg3_flags = flags_save;
  3591. /* Unfortunately, we have to delay before the PCI read back.
  3592. * Some 575X chips even will not respond to a PCI cfg access
  3593. * when the reset command is given to the chip.
  3594. *
  3595. * How do these hardware designers expect things to work
  3596. * properly if the PCI write is posted for a long period
  3597. * of time? It is always necessary to have some method by
  3598. * which a register read back can occur to push the write
  3599. * out which does the reset.
  3600. *
  3601. * For most tg3 variants the trick below was working.
  3602. * Ho hum...
  3603. */
  3604. udelay(120);
  3605. /* Flush PCI posted writes. The normal MMIO registers
  3606. * are inaccessible at this time so this is the only
  3607. * way to make this reliably (actually, this is no longer
  3608. * the case, see above). I tried to use indirect
  3609. * register read/write but this upset some 5701 variants.
  3610. */
  3611. pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);
  3612. udelay(120);
  3613. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3614. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) {
  3615. int i;
  3616. u32 cfg_val;
  3617. /* Wait for link training to complete. */
  3618. for (i = 0; i < 5000; i++)
  3619. udelay(100);
  3620. pci_read_config_dword(tp->pdev, 0xc4, &cfg_val);
  3621. pci_write_config_dword(tp->pdev, 0xc4,
  3622. cfg_val | (1 << 15));
  3623. }
  3624. /* Set PCIE max payload size and clear error status. */
  3625. pci_write_config_dword(tp->pdev, 0xd8, 0xf5000);
  3626. }
  3627. /* Re-enable indirect register accesses. */
  3628. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  3629. tp->misc_host_ctrl);
  3630. /* Set MAX PCI retry to zero. */
  3631. val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
  3632. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  3633. (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
  3634. val |= PCISTATE_RETRY_SAME_DMA;
  3635. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);
  3636. pci_restore_state(tp->pdev);
  3637. /* Make sure PCI-X relaxed ordering bit is clear. */
  3638. pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val);
  3639. val &= ~PCIX_CAPS_RELAXED_ORDERING;
  3640. pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val);
  3641. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  3642. u32 val;
  3643. /* Chip reset on 5780 will reset MSI enable bit,
  3644. * so need to restore it.
  3645. */
  3646. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  3647. u16 ctrl;
  3648. pci_read_config_word(tp->pdev,
  3649. tp->msi_cap + PCI_MSI_FLAGS,
  3650. &ctrl);
  3651. pci_write_config_word(tp->pdev,
  3652. tp->msi_cap + PCI_MSI_FLAGS,
  3653. ctrl | PCI_MSI_FLAGS_ENABLE);
  3654. val = tr32(MSGINT_MODE);
  3655. tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE);
  3656. }
  3657. val = tr32(MEMARB_MODE);
  3658. tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
  3659. } else
  3660. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  3661. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) {
  3662. tg3_stop_fw(tp);
  3663. tw32(0x5000, 0x400);
  3664. }
  3665. tw32(GRC_MODE, tp->grc_mode);
  3666. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
  3667. u32 val = tr32(0xc4);
  3668. tw32(0xc4, val | (1 << 15));
  3669. }
  3670. if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 &&
  3671. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  3672. tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE;
  3673. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)
  3674. tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN;
  3675. tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  3676. }
  3677. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  3678. tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
  3679. tw32_f(MAC_MODE, tp->mac_mode);
  3680. } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  3681. tp->mac_mode = MAC_MODE_PORT_MODE_GMII;
  3682. tw32_f(MAC_MODE, tp->mac_mode);
  3683. } else
  3684. tw32_f(MAC_MODE, 0);
  3685. udelay(40);
  3686. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X)) {
  3687. /* Wait for firmware initialization to complete. */
  3688. for (i = 0; i < 100000; i++) {
  3689. tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val);
  3690. if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
  3691. break;
  3692. udelay(10);
  3693. }
  3694. if (i >= 100000) {
  3695. printk(KERN_ERR PFX "tg3_reset_hw timed out for %s, "
  3696. "firmware will not restart magic=%08x\n",
  3697. tp->dev->name, val);
  3698. return -ENODEV;
  3699. }
  3700. }
  3701. if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  3702. tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3703. u32 val = tr32(0x7c00);
  3704. tw32(0x7c00, val | (1 << 25));
  3705. }
  3706. /* Reprobe ASF enable state. */
  3707. tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF;
  3708. tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE;
  3709. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  3710. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  3711. u32 nic_cfg;
  3712. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  3713. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  3714. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  3715. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  3716. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  3717. }
  3718. }
  3719. return 0;
  3720. }
  3721. /* tp->lock is held. */
  3722. static void tg3_stop_fw(struct tg3 *tp)
  3723. {
  3724. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3725. u32 val;
  3726. int i;
  3727. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
  3728. val = tr32(GRC_RX_CPU_EVENT);
  3729. val |= (1 << 14);
  3730. tw32(GRC_RX_CPU_EVENT, val);
  3731. /* Wait for RX cpu to ACK the event. */
  3732. for (i = 0; i < 100; i++) {
  3733. if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14)))
  3734. break;
  3735. udelay(1);
  3736. }
  3737. }
  3738. }
  3739. /* tp->lock is held. */
  3740. static int tg3_halt(struct tg3 *tp, int kind, int silent)
  3741. {
  3742. int err;
  3743. tg3_stop_fw(tp);
  3744. tg3_write_sig_pre_reset(tp, kind);
  3745. tg3_abort_hw(tp, silent);
  3746. err = tg3_chip_reset(tp);
  3747. tg3_write_sig_legacy(tp, kind);
  3748. tg3_write_sig_post_reset(tp, kind);
  3749. if (err)
  3750. return err;
  3751. return 0;
  3752. }
  3753. #define TG3_FW_RELEASE_MAJOR 0x0
  3754. #define TG3_FW_RELASE_MINOR 0x0
  3755. #define TG3_FW_RELEASE_FIX 0x0
  3756. #define TG3_FW_START_ADDR 0x08000000
  3757. #define TG3_FW_TEXT_ADDR 0x08000000
  3758. #define TG3_FW_TEXT_LEN 0x9c0
  3759. #define TG3_FW_RODATA_ADDR 0x080009c0
  3760. #define TG3_FW_RODATA_LEN 0x60
  3761. #define TG3_FW_DATA_ADDR 0x08000a40
  3762. #define TG3_FW_DATA_LEN 0x20
  3763. #define TG3_FW_SBSS_ADDR 0x08000a60
  3764. #define TG3_FW_SBSS_LEN 0xc
  3765. #define TG3_FW_BSS_ADDR 0x08000a70
  3766. #define TG3_FW_BSS_LEN 0x10
  3767. static u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = {
  3768. 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800,
  3769. 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000,
  3770. 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034,
  3771. 0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000,
  3772. 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105,
  3773. 0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0,
  3774. 0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010,
  3775. 0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01,
  3776. 0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c,
  3777. 0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000,
  3778. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400,
  3779. 0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c,
  3780. 0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000,
  3781. 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64,
  3782. 0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000,
  3783. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  3784. 0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68,
  3785. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003,
  3786. 0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800,
  3787. 0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  3788. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60,
  3789. 0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008,
  3790. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  3791. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3792. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3793. 0, 0, 0, 0, 0, 0,
  3794. 0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002,
  3795. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3796. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3797. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3798. 0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009,
  3799. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b,
  3800. 0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000,
  3801. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000,
  3802. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3803. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3804. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014,
  3805. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3806. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3807. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3808. 0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010,
  3809. 0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74,
  3810. 0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c,
  3811. 0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800,
  3812. 0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001,
  3813. 0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028,
  3814. 0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800,
  3815. 0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0,
  3816. 0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014,
  3817. 0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001,
  3818. 0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810,
  3819. 0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018,
  3820. 0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec,
  3821. 0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c,
  3822. 0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74,
  3823. 0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000,
  3824. 0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c,
  3825. 0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c,
  3826. 0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df,
  3827. 0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000,
  3828. 0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800,
  3829. 0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402,
  3830. 0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00,
  3831. 0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010,
  3832. 0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df,
  3833. 0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001,
  3834. 0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008,
  3835. 0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021,
  3836. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018,
  3837. 0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b,
  3838. 0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000,
  3839. 0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008,
  3840. 0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b,
  3841. 0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001,
  3842. 0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821,
  3843. 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000,
  3844. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000,
  3845. 0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821,
  3846. 0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff,
  3847. 0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008,
  3848. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010,
  3849. 0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000,
  3850. 0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428,
  3851. 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c,
  3852. 0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e,
  3853. 0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010,
  3854. 0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000,
  3855. 0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001,
  3856. 0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000,
  3857. 0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824,
  3858. 0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000
  3859. };
  3860. static u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = {
  3861. 0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430,
  3862. 0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74,
  3863. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  3864. 0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000,
  3865. 0x00000000
  3866. };
  3867. #if 0 /* All zeros, don't eat up space with it. */
  3868. u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = {
  3869. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  3870. 0x00000000, 0x00000000, 0x00000000, 0x00000000
  3871. };
  3872. #endif
  3873. #define RX_CPU_SCRATCH_BASE 0x30000
  3874. #define RX_CPU_SCRATCH_SIZE 0x04000
  3875. #define TX_CPU_SCRATCH_BASE 0x34000
  3876. #define TX_CPU_SCRATCH_SIZE 0x04000
  3877. /* tp->lock is held. */
  3878. static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
  3879. {
  3880. int i;
  3881. if (offset == TX_CPU_BASE &&
  3882. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  3883. BUG();
  3884. if (offset == RX_CPU_BASE) {
  3885. for (i = 0; i < 10000; i++) {
  3886. tw32(offset + CPU_STATE, 0xffffffff);
  3887. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  3888. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  3889. break;
  3890. }
  3891. tw32(offset + CPU_STATE, 0xffffffff);
  3892. tw32_f(offset + CPU_MODE, CPU_MODE_HALT);
  3893. udelay(10);
  3894. } else {
  3895. for (i = 0; i < 10000; i++) {
  3896. tw32(offset + CPU_STATE, 0xffffffff);
  3897. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  3898. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  3899. break;
  3900. }
  3901. }
  3902. if (i >= 10000) {
  3903. printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, "
  3904. "and %s CPU\n",
  3905. tp->dev->name,
  3906. (offset == RX_CPU_BASE ? "RX" : "TX"));
  3907. return -ENODEV;
  3908. }
  3909. return 0;
  3910. }
  3911. struct fw_info {
  3912. unsigned int text_base;
  3913. unsigned int text_len;
  3914. u32 *text_data;
  3915. unsigned int rodata_base;
  3916. unsigned int rodata_len;
  3917. u32 *rodata_data;
  3918. unsigned int data_base;
  3919. unsigned int data_len;
  3920. u32 *data_data;
  3921. };
  3922. /* tp->lock is held. */
  3923. static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base,
  3924. int cpu_scratch_size, struct fw_info *info)
  3925. {
  3926. int err, i;
  3927. u32 orig_tg3_flags = tp->tg3_flags;
  3928. void (*write_op)(struct tg3 *, u32, u32);
  3929. if (cpu_base == TX_CPU_BASE &&
  3930. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  3931. printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load "
  3932. "TX cpu firmware on %s which is 5705.\n",
  3933. tp->dev->name);
  3934. return -EINVAL;
  3935. }
  3936. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3937. write_op = tg3_write_mem;
  3938. else
  3939. write_op = tg3_write_indirect_reg32;
  3940. /* Force use of PCI config space for indirect register
  3941. * write calls.
  3942. */
  3943. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  3944. /* It is possible that bootcode is still loading at this point.
  3945. * Get the nvram lock first before halting the cpu.
  3946. */
  3947. tg3_nvram_lock(tp);
  3948. err = tg3_halt_cpu(tp, cpu_base);
  3949. tg3_nvram_unlock(tp);
  3950. if (err)
  3951. goto out;
  3952. for (i = 0; i < cpu_scratch_size; i += sizeof(u32))
  3953. write_op(tp, cpu_scratch_base + i, 0);
  3954. tw32(cpu_base + CPU_STATE, 0xffffffff);
  3955. tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT);
  3956. for (i = 0; i < (info->text_len / sizeof(u32)); i++)
  3957. write_op(tp, (cpu_scratch_base +
  3958. (info->text_base & 0xffff) +
  3959. (i * sizeof(u32))),
  3960. (info->text_data ?
  3961. info->text_data[i] : 0));
  3962. for (i = 0; i < (info->rodata_len / sizeof(u32)); i++)
  3963. write_op(tp, (cpu_scratch_base +
  3964. (info->rodata_base & 0xffff) +
  3965. (i * sizeof(u32))),
  3966. (info->rodata_data ?
  3967. info->rodata_data[i] : 0));
  3968. for (i = 0; i < (info->data_len / sizeof(u32)); i++)
  3969. write_op(tp, (cpu_scratch_base +
  3970. (info->data_base & 0xffff) +
  3971. (i * sizeof(u32))),
  3972. (info->data_data ?
  3973. info->data_data[i] : 0));
  3974. err = 0;
  3975. out:
  3976. tp->tg3_flags = orig_tg3_flags;
  3977. return err;
  3978. }
  3979. /* tp->lock is held. */
  3980. static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
  3981. {
  3982. struct fw_info info;
  3983. int err, i;
  3984. info.text_base = TG3_FW_TEXT_ADDR;
  3985. info.text_len = TG3_FW_TEXT_LEN;
  3986. info.text_data = &tg3FwText[0];
  3987. info.rodata_base = TG3_FW_RODATA_ADDR;
  3988. info.rodata_len = TG3_FW_RODATA_LEN;
  3989. info.rodata_data = &tg3FwRodata[0];
  3990. info.data_base = TG3_FW_DATA_ADDR;
  3991. info.data_len = TG3_FW_DATA_LEN;
  3992. info.data_data = NULL;
  3993. err = tg3_load_firmware_cpu(tp, RX_CPU_BASE,
  3994. RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE,
  3995. &info);
  3996. if (err)
  3997. return err;
  3998. err = tg3_load_firmware_cpu(tp, TX_CPU_BASE,
  3999. TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE,
  4000. &info);
  4001. if (err)
  4002. return err;
  4003. /* Now startup only the RX cpu. */
  4004. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  4005. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  4006. for (i = 0; i < 5; i++) {
  4007. if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR)
  4008. break;
  4009. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  4010. tw32(RX_CPU_BASE + CPU_MODE, CPU_MODE_HALT);
  4011. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  4012. udelay(1000);
  4013. }
  4014. if (i >= 5) {
  4015. printk(KERN_ERR PFX "tg3_load_firmware fails for %s "
  4016. "to set RX CPU PC, is %08x should be %08x\n",
  4017. tp->dev->name, tr32(RX_CPU_BASE + CPU_PC),
  4018. TG3_FW_TEXT_ADDR);
  4019. return -ENODEV;
  4020. }
  4021. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  4022. tw32_f(RX_CPU_BASE + CPU_MODE, 0x00000000);
  4023. return 0;
  4024. }
  4025. #if TG3_TSO_SUPPORT != 0
  4026. #define TG3_TSO_FW_RELEASE_MAJOR 0x1
  4027. #define TG3_TSO_FW_RELASE_MINOR 0x6
  4028. #define TG3_TSO_FW_RELEASE_FIX 0x0
  4029. #define TG3_TSO_FW_START_ADDR 0x08000000
  4030. #define TG3_TSO_FW_TEXT_ADDR 0x08000000
  4031. #define TG3_TSO_FW_TEXT_LEN 0x1aa0
  4032. #define TG3_TSO_FW_RODATA_ADDR 0x08001aa0
  4033. #define TG3_TSO_FW_RODATA_LEN 0x60
  4034. #define TG3_TSO_FW_DATA_ADDR 0x08001b20
  4035. #define TG3_TSO_FW_DATA_LEN 0x30
  4036. #define TG3_TSO_FW_SBSS_ADDR 0x08001b50
  4037. #define TG3_TSO_FW_SBSS_LEN 0x2c
  4038. #define TG3_TSO_FW_BSS_ADDR 0x08001b80
  4039. #define TG3_TSO_FW_BSS_LEN 0x894
  4040. static u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = {
  4041. 0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000,
  4042. 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800,
  4043. 0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  4044. 0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800,
  4045. 0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001,
  4046. 0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c,
  4047. 0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001,
  4048. 0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008,
  4049. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c,
  4050. 0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001,
  4051. 0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000,
  4052. 0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001,
  4053. 0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800,
  4054. 0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c,
  4055. 0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008,
  4056. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021,
  4057. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800,
  4058. 0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c,
  4059. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  4060. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800,
  4061. 0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8,
  4062. 0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8,
  4063. 0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90,
  4064. 0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068,
  4065. 0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c,
  4066. 0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021,
  4067. 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008,
  4068. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021,
  4069. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b,
  4070. 0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4071. 0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008,
  4072. 0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020,
  4073. 0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800,
  4074. 0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98,
  4075. 0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902,
  4076. 0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602,
  4077. 0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001,
  4078. 0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c,
  4079. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  4080. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4,
  4081. 0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410,
  4082. 0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800,
  4083. 0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4,
  4084. 0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 0x3c010800,
  4085. 0xac2023f8, 0x00021302, 0x00021080, 0x00c21021, 0x00621821, 0x3c010800,
  4086. 0xa42223d0, 0x3c010800, 0x0a000115, 0xa4231b96, 0x9622000c, 0x3c010800,
  4087. 0xa42223ec, 0x3c040800, 0x24841b9c, 0x8c820000, 0x00021100, 0x3c010800,
  4088. 0x00220821, 0xac311bc8, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  4089. 0xac271bcc, 0x8c820000, 0x25030001, 0x306601ff, 0x00021100, 0x3c010800,
  4090. 0x00220821, 0xac261bd0, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  4091. 0xac291bd4, 0x96230008, 0x3c020800, 0x8c421bac, 0x00432821, 0x3c010800,
  4092. 0xac251bac, 0x9622000a, 0x30420004, 0x14400018, 0x00061100, 0x8f630c14,
  4093. 0x3063000f, 0x2c620002, 0x1440000b, 0x3c02c000, 0x8f630c14, 0x3c020800,
  4094. 0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002,
  4095. 0x1040fff7, 0x3c02c000, 0x00e21825, 0xaf635c5c, 0x8f625c50, 0x30420002,
  4096. 0x10400014, 0x00000000, 0x0a000147, 0x00000000, 0x3c030800, 0x8c631b80,
  4097. 0x3c040800, 0x94841b94, 0x01221025, 0x3c010800, 0xa42223da, 0x24020001,
  4098. 0x3c010800, 0xac221bb8, 0x24630001, 0x0085202a, 0x3c010800, 0x10800003,
  4099. 0xac231b80, 0x3c010800, 0xa4251b94, 0x3c060800, 0x24c61b9c, 0x8cc20000,
  4100. 0x24420001, 0xacc20000, 0x28420080, 0x14400005, 0x00000000, 0x0e000656,
  4101. 0x24040002, 0x0a0001e6, 0x00000000, 0x3c020800, 0x8c421bb8, 0x10400078,
  4102. 0x24020001, 0x3c050800, 0x90a51b98, 0x14a20072, 0x00000000, 0x3c150800,
  4103. 0x96b51b96, 0x3c040800, 0x8c841bac, 0x32a3ffff, 0x0083102a, 0x1440006c,
  4104. 0x00000000, 0x14830003, 0x00000000, 0x3c010800, 0xac2523f0, 0x1060005c,
  4105. 0x00009021, 0x24d60004, 0x0060a021, 0x24d30014, 0x8ec20000, 0x00028100,
  4106. 0x3c110800, 0x02308821, 0x0e000625, 0x8e311bc8, 0x00402821, 0x10a00054,
  4107. 0x00000000, 0x9628000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e22000c,
  4108. 0x2407188c, 0x00021400, 0xaca20018, 0x3c030800, 0x00701821, 0x8c631bd0,
  4109. 0x3c020800, 0x00501021, 0x8c421bd4, 0x00031d00, 0x00021400, 0x00621825,
  4110. 0xaca30014, 0x8ec30004, 0x96220008, 0x00432023, 0x3242ffff, 0x3083ffff,
  4111. 0x00431021, 0x0282102a, 0x14400002, 0x02b23023, 0x00803021, 0x8e620000,
  4112. 0x30c4ffff, 0x00441021, 0xae620000, 0x8e220000, 0xaca20000, 0x8e220004,
  4113. 0x8e63fff4, 0x00431021, 0xaca20004, 0xa4a6000e, 0x8e62fff4, 0x00441021,
  4114. 0xae62fff4, 0x96230008, 0x0043102a, 0x14400005, 0x02469021, 0x8e62fff0,
  4115. 0xae60fff4, 0x24420001, 0xae62fff0, 0xaca00008, 0x3242ffff, 0x14540008,
  4116. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x24020905, 0xa4a2000c,
  4117. 0x0a0001cb, 0x34e70020, 0xa4a2000c, 0x3c020800, 0x8c4223f0, 0x10400003,
  4118. 0x3c024b65, 0x0a0001d3, 0x34427654, 0x3c02b49a, 0x344289ab, 0xaca2001c,
  4119. 0x30e2ffff, 0xaca20010, 0x0e0005a2, 0x00a02021, 0x3242ffff, 0x0054102b,
  4120. 0x1440ffa9, 0x00000000, 0x24020002, 0x3c010800, 0x0a0001e6, 0xa0221b98,
  4121. 0x8ec2083c, 0x24420001, 0x0a0001e6, 0xaec2083c, 0x0e0004c0, 0x00000000,
  4122. 0x8fbf002c, 0x8fb60028, 0x8fb50024, 0x8fb40020, 0x8fb3001c, 0x8fb20018,
  4123. 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0030, 0x27bdffd0, 0xafbf0028,
  4124. 0xafb30024, 0xafb20020, 0xafb1001c, 0xafb00018, 0x8f725c9c, 0x3c0200ff,
  4125. 0x3442fff8, 0x3c070800, 0x24e71bb4, 0x02428824, 0x9623000e, 0x8ce20000,
  4126. 0x00431021, 0xace20000, 0x8e220010, 0x30420020, 0x14400011, 0x00809821,
  4127. 0x0e00063b, 0x02202021, 0x3c02c000, 0x02421825, 0xaf635c9c, 0x8f625c90,
  4128. 0x30420002, 0x1040011e, 0x00000000, 0xaf635c9c, 0x8f625c90, 0x30420002,
  4129. 0x10400119, 0x00000000, 0x0a00020d, 0x00000000, 0x8e240008, 0x8e230014,
  4130. 0x00041402, 0x000231c0, 0x00031502, 0x304201ff, 0x2442ffff, 0x3042007f,
  4131. 0x00031942, 0x30637800, 0x00021100, 0x24424000, 0x00624821, 0x9522000a,
  4132. 0x3084ffff, 0x30420008, 0x104000b0, 0x000429c0, 0x3c020800, 0x8c422400,
  4133. 0x14400024, 0x24c50008, 0x94c20014, 0x3c010800, 0xa42223d0, 0x8cc40010,
  4134. 0x00041402, 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42423d4, 0x94c2000e,
  4135. 0x3083ffff, 0x00431023, 0x3c010800, 0xac222408, 0x94c2001a, 0x3c010800,
  4136. 0xac262400, 0x3c010800, 0xac322404, 0x3c010800, 0xac2223fc, 0x3c02c000,
  4137. 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e5, 0x00000000,
  4138. 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e0, 0x00000000, 0x0a000246,
  4139. 0x00000000, 0x94c2000e, 0x3c030800, 0x946323d4, 0x00434023, 0x3103ffff,
  4140. 0x2c620008, 0x1040001c, 0x00000000, 0x94c20014, 0x24420028, 0x00a22821,
  4141. 0x00031042, 0x1840000b, 0x00002021, 0x24e60848, 0x00403821, 0x94a30000,
  4142. 0x8cc20000, 0x24840001, 0x00431021, 0xacc20000, 0x0087102a, 0x1440fff9,
  4143. 0x24a50002, 0x31020001, 0x1040001f, 0x3c024000, 0x3c040800, 0x248423fc,
  4144. 0xa0a00001, 0x94a30000, 0x8c820000, 0x00431021, 0x0a000285, 0xac820000,
  4145. 0x8f626800, 0x3c030010, 0x00431024, 0x10400009, 0x00000000, 0x94c2001a,
  4146. 0x3c030800, 0x8c6323fc, 0x00431021, 0x3c010800, 0xac2223fc, 0x0a000286,
  4147. 0x3c024000, 0x94c2001a, 0x94c4001c, 0x3c030800, 0x8c6323fc, 0x00441023,
  4148. 0x00621821, 0x3c010800, 0xac2323fc, 0x3c024000, 0x02421825, 0xaf635c9c,
  4149. 0x8f625c90, 0x30420002, 0x1440fffc, 0x00000000, 0x9522000a, 0x30420010,
  4150. 0x1040009b, 0x00000000, 0x3c030800, 0x946323d4, 0x3c070800, 0x24e72400,
  4151. 0x8ce40000, 0x8f626800, 0x24630030, 0x00832821, 0x3c030010, 0x00431024,
  4152. 0x1440000a, 0x00000000, 0x94a20004, 0x3c040800, 0x8c842408, 0x3c030800,
  4153. 0x8c6323fc, 0x00441023, 0x00621821, 0x3c010800, 0xac2323fc, 0x3c040800,
  4154. 0x8c8423fc, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021,
  4155. 0x00041027, 0xa4a20006, 0x3c030800, 0x8c632404, 0x3c0200ff, 0x3442fff8,
  4156. 0x00628824, 0x96220008, 0x24050001, 0x24034000, 0x000231c0, 0x00801021,
  4157. 0xa4c2001a, 0xa4c0001c, 0xace00000, 0x3c010800, 0xac251b60, 0xaf635cb8,
  4158. 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000, 0x3c010800, 0xac201b60,
  4159. 0x8e220008, 0xaf625cb8, 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000,
  4160. 0x3c010800, 0xac201b60, 0x3c020800, 0x8c421b60, 0x1040ffec, 0x00000000,
  4161. 0x3c040800, 0x0e00063b, 0x8c842404, 0x0a00032a, 0x00000000, 0x3c030800,
  4162. 0x90631b98, 0x24020002, 0x14620003, 0x3c034b65, 0x0a0002e1, 0x00008021,
  4163. 0x8e22001c, 0x34637654, 0x10430002, 0x24100002, 0x24100001, 0x00c02021,
  4164. 0x0e000350, 0x02003021, 0x24020003, 0x3c010800, 0xa0221b98, 0x24020002,
  4165. 0x1202000a, 0x24020001, 0x3c030800, 0x8c6323f0, 0x10620006, 0x00000000,
  4166. 0x3c020800, 0x944223d8, 0x00021400, 0x0a00031f, 0xae220014, 0x3c040800,
  4167. 0x248423da, 0x94820000, 0x00021400, 0xae220014, 0x3c020800, 0x8c421bbc,
  4168. 0x3c03c000, 0x3c010800, 0xa0201b98, 0x00431025, 0xaf625c5c, 0x8f625c50,
  4169. 0x30420002, 0x10400009, 0x00000000, 0x2484f7e2, 0x8c820000, 0x00431025,
  4170. 0xaf625c5c, 0x8f625c50, 0x30420002, 0x1440fffa, 0x00000000, 0x3c020800,
  4171. 0x24421b84, 0x8c430000, 0x24630001, 0xac430000, 0x8f630c14, 0x3063000f,
  4172. 0x2c620002, 0x1440000c, 0x3c024000, 0x8f630c14, 0x3c020800, 0x8c421b40,
  4173. 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7,
  4174. 0x00000000, 0x3c024000, 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002,
  4175. 0x1440fffc, 0x00000000, 0x12600003, 0x00000000, 0x0e0004c0, 0x00000000,
  4176. 0x8fbf0028, 0x8fb30024, 0x8fb20020, 0x8fb1001c, 0x8fb00018, 0x03e00008,
  4177. 0x27bd0030, 0x8f634450, 0x3c040800, 0x24841b88, 0x8c820000, 0x00031c02,
  4178. 0x0043102b, 0x14400007, 0x3c038000, 0x8c840004, 0x8f624450, 0x00021c02,
  4179. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  4180. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3c024000,
  4181. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00000000,
  4182. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00805821, 0x14c00011, 0x256e0008,
  4183. 0x3c020800, 0x8c4223f4, 0x10400007, 0x24020016, 0x3c010800, 0xa42223d2,
  4184. 0x2402002a, 0x3c010800, 0x0a000364, 0xa42223d4, 0x8d670010, 0x00071402,
  4185. 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42723d4, 0x3c040800, 0x948423d4,
  4186. 0x3c030800, 0x946323d2, 0x95cf0006, 0x3c020800, 0x944223d0, 0x00832023,
  4187. 0x01e2c023, 0x3065ffff, 0x24a20028, 0x01c24821, 0x3082ffff, 0x14c0001a,
  4188. 0x01226021, 0x9582000c, 0x3042003f, 0x3c010800, 0xa42223d6, 0x95820004,
  4189. 0x95830006, 0x3c010800, 0xac2023e4, 0x3c010800, 0xac2023e8, 0x00021400,
  4190. 0x00431025, 0x3c010800, 0xac221bc0, 0x95220004, 0x3c010800, 0xa4221bc4,
  4191. 0x95230002, 0x01e51023, 0x0043102a, 0x10400010, 0x24020001, 0x3c010800,
  4192. 0x0a000398, 0xac2223f8, 0x3c030800, 0x8c6323e8, 0x3c020800, 0x94421bc4,
  4193. 0x00431021, 0xa5220004, 0x3c020800, 0x94421bc0, 0xa5820004, 0x3c020800,
  4194. 0x8c421bc0, 0xa5820006, 0x3c020800, 0x8c4223f0, 0x3c0d0800, 0x8dad23e4,
  4195. 0x3c0a0800, 0x144000e5, 0x8d4a23e8, 0x3c020800, 0x94421bc4, 0x004a1821,
  4196. 0x3063ffff, 0x0062182b, 0x24020002, 0x10c2000d, 0x01435023, 0x3c020800,
  4197. 0x944223d6, 0x30420009, 0x10400008, 0x00000000, 0x9582000c, 0x3042fff6,
  4198. 0xa582000c, 0x3c020800, 0x944223d6, 0x30420009, 0x01a26823, 0x3c020800,
  4199. 0x8c4223f8, 0x1040004a, 0x01203821, 0x3c020800, 0x944223d2, 0x00004021,
  4200. 0xa520000a, 0x01e21023, 0xa5220002, 0x3082ffff, 0x00021042, 0x18400008,
  4201. 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a,
  4202. 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402,
  4203. 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c,
  4204. 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb,
  4205. 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821,
  4206. 0x3082ffff, 0xa4e00010, 0x00621821, 0x00021042, 0x18400010, 0x00c33021,
  4207. 0x00404821, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006,
  4208. 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008,
  4209. 0x0109102a, 0x1440fff3, 0x00000000, 0x30820001, 0x10400005, 0x00061c02,
  4210. 0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021,
  4211. 0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081,
  4212. 0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800,
  4213. 0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800,
  4214. 0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a,
  4215. 0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02,
  4216. 0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821,
  4217. 0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023,
  4218. 0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff,
  4219. 0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042,
  4220. 0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021,
  4221. 0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021,
  4222. 0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021,
  4223. 0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004,
  4224. 0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023,
  4225. 0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821,
  4226. 0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800,
  4227. 0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043,
  4228. 0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021,
  4229. 0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80,
  4230. 0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800,
  4231. 0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff,
  4232. 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010,
  4233. 0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007,
  4234. 0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402,
  4235. 0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff,
  4236. 0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021,
  4237. 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff,
  4238. 0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005,
  4239. 0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800,
  4240. 0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4,
  4241. 0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b,
  4242. 0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4,
  4243. 0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800,
  4244. 0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034,
  4245. 0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000,
  4246. 0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac,
  4247. 0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022,
  4248. 0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000,
  4249. 0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0,
  4250. 0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021,
  4251. 0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000,
  4252. 0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc,
  4253. 0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005,
  4254. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080,
  4255. 0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800,
  4256. 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014,
  4257. 0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823,
  4258. 0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021,
  4259. 0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010,
  4260. 0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5,
  4261. 0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4262. 0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021,
  4263. 0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c,
  4264. 0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005,
  4265. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800,
  4266. 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500,
  4267. 0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023,
  4268. 0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821,
  4269. 0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000,
  4270. 0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021,
  4271. 0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006,
  4272. 0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0,
  4273. 0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006,
  4274. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905,
  4275. 0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860,
  4276. 0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab,
  4277. 0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff,
  4278. 0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4279. 0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038,
  4280. 0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020,
  4281. 0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450,
  4282. 0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003,
  4283. 0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff,
  4284. 0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002,
  4285. 0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f,
  4286. 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000,
  4287. 0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820,
  4288. 0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4,
  4289. 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000,
  4290. 0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010,
  4291. 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50,
  4292. 0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002,
  4293. 0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff,
  4294. 0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8,
  4295. 0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438,
  4296. 0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800,
  4297. 0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800,
  4298. 0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000,
  4299. 0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000,
  4300. 0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021,
  4301. 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe,
  4302. 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008,
  4303. 0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b,
  4304. 0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02,
  4305. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  4306. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff,
  4307. 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff,
  4308. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021,
  4309. 0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651,
  4310. 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000,
  4311. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0,
  4312. 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014,
  4313. 0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000,
  4314. 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000,
  4315. 0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800,
  4316. 0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b,
  4317. 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010,
  4318. 0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001,
  4319. 0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800,
  4320. 0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000,
  4321. 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008,
  4322. 0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74,
  4323. 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010,
  4324. 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000,
  4325. };
  4326. static u32 tg3TsoFwRodata[] = {
  4327. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4328. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f,
  4329. 0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000,
  4330. 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000,
  4331. 0x00000000,
  4332. };
  4333. static u32 tg3TsoFwData[] = {
  4334. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000,
  4335. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  4336. 0x00000000,
  4337. };
  4338. /* 5705 needs a special version of the TSO firmware. */
  4339. #define TG3_TSO5_FW_RELEASE_MAJOR 0x1
  4340. #define TG3_TSO5_FW_RELASE_MINOR 0x2
  4341. #define TG3_TSO5_FW_RELEASE_FIX 0x0
  4342. #define TG3_TSO5_FW_START_ADDR 0x00010000
  4343. #define TG3_TSO5_FW_TEXT_ADDR 0x00010000
  4344. #define TG3_TSO5_FW_TEXT_LEN 0xe90
  4345. #define TG3_TSO5_FW_RODATA_ADDR 0x00010e90
  4346. #define TG3_TSO5_FW_RODATA_LEN 0x50
  4347. #define TG3_TSO5_FW_DATA_ADDR 0x00010f00
  4348. #define TG3_TSO5_FW_DATA_LEN 0x20
  4349. #define TG3_TSO5_FW_SBSS_ADDR 0x00010f20
  4350. #define TG3_TSO5_FW_SBSS_LEN 0x28
  4351. #define TG3_TSO5_FW_BSS_ADDR 0x00010f50
  4352. #define TG3_TSO5_FW_BSS_LEN 0x88
  4353. static u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = {
  4354. 0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000,
  4355. 0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001,
  4356. 0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  4357. 0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001,
  4358. 0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001,
  4359. 0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378,
  4360. 0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4361. 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014,
  4362. 0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400,
  4363. 0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000,
  4364. 0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200,
  4365. 0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000,
  4366. 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020,
  4367. 0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821,
  4368. 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130,
  4369. 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018,
  4370. 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60,
  4371. 0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821,
  4372. 0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000,
  4373. 0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028,
  4374. 0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402,
  4375. 0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014,
  4376. 0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff,
  4377. 0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b,
  4378. 0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004,
  4379. 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8,
  4380. 0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001,
  4381. 0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021,
  4382. 0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2,
  4383. 0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a,
  4384. 0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4385. 0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001,
  4386. 0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001,
  4387. 0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021,
  4388. 0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000,
  4389. 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c,
  4390. 0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005,
  4391. 0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006,
  4392. 0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c,
  4393. 0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c,
  4394. 0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021,
  4395. 0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001,
  4396. 0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b,
  4397. 0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c,
  4398. 0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76,
  4399. 0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c,
  4400. 0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70,
  4401. 0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c,
  4402. 0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72,
  4403. 0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff,
  4404. 0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78,
  4405. 0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78,
  4406. 0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005,
  4407. 0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d,
  4408. 0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005,
  4409. 0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027,
  4410. 0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d,
  4411. 0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff,
  4412. 0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001,
  4413. 0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000,
  4414. 0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a,
  4415. 0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff,
  4416. 0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001,
  4417. 0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200,
  4418. 0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001,
  4419. 0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021,
  4420. 0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4421. 0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00,
  4422. 0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001,
  4423. 0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000,
  4424. 0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003,
  4425. 0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001,
  4426. 0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56,
  4427. 0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4,
  4428. 0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64,
  4429. 0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088,
  4430. 0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001,
  4431. 0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57,
  4432. 0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001,
  4433. 0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001,
  4434. 0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000,
  4435. 0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001,
  4436. 0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823,
  4437. 0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001,
  4438. 0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001,
  4439. 0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001,
  4440. 0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021,
  4441. 0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008,
  4442. 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4,
  4443. 0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001,
  4444. 0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001,
  4445. 0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec,
  4446. 0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000,
  4447. 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024,
  4448. 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024,
  4449. 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000,
  4450. 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000,
  4451. 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003,
  4452. 0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001,
  4453. 0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001,
  4454. 0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff,
  4455. 0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c,
  4456. 0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54,
  4457. 0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001,
  4458. 0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624,
  4459. 0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624,
  4460. 0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4461. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4462. 0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283,
  4463. 0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825,
  4464. 0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003,
  4465. 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7,
  4466. 0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c,
  4467. 0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009,
  4468. 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025,
  4469. 0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008,
  4470. 0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021,
  4471. 0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4472. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4473. 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014,
  4474. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001,
  4475. 0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010,
  4476. 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001,
  4477. 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4478. 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804,
  4479. 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20,
  4480. 0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315,
  4481. 0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005,
  4482. 0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001,
  4483. 0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001,
  4484. 0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014,
  4485. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8,
  4486. 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000,
  4487. 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008,
  4488. 0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008,
  4489. 0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b,
  4490. 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd,
  4491. 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000,
  4492. 0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025,
  4493. 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008,
  4494. 0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff,
  4495. 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008,
  4496. 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021,
  4497. 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f,
  4498. 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600,
  4499. 0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40,
  4500. 0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000,
  4501. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  4502. 0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44,
  4503. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003,
  4504. 0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001,
  4505. 0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  4506. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c,
  4507. 0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008,
  4508. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  4509. 0x00000000, 0x00000000, 0x00000000,
  4510. };
  4511. static u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = {
  4512. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4513. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000,
  4514. 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  4515. 0x00000000, 0x00000000, 0x00000000,
  4516. };
  4517. static u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = {
  4518. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000,
  4519. 0x00000000, 0x00000000, 0x00000000,
  4520. };
  4521. /* tp->lock is held. */
  4522. static int tg3_load_tso_firmware(struct tg3 *tp)
  4523. {
  4524. struct fw_info info;
  4525. unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
  4526. int err, i;
  4527. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4528. return 0;
  4529. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  4530. info.text_base = TG3_TSO5_FW_TEXT_ADDR;
  4531. info.text_len = TG3_TSO5_FW_TEXT_LEN;
  4532. info.text_data = &tg3Tso5FwText[0];
  4533. info.rodata_base = TG3_TSO5_FW_RODATA_ADDR;
  4534. info.rodata_len = TG3_TSO5_FW_RODATA_LEN;
  4535. info.rodata_data = &tg3Tso5FwRodata[0];
  4536. info.data_base = TG3_TSO5_FW_DATA_ADDR;
  4537. info.data_len = TG3_TSO5_FW_DATA_LEN;
  4538. info.data_data = &tg3Tso5FwData[0];
  4539. cpu_base = RX_CPU_BASE;
  4540. cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705;
  4541. cpu_scratch_size = (info.text_len +
  4542. info.rodata_len +
  4543. info.data_len +
  4544. TG3_TSO5_FW_SBSS_LEN +
  4545. TG3_TSO5_FW_BSS_LEN);
  4546. } else {
  4547. info.text_base = TG3_TSO_FW_TEXT_ADDR;
  4548. info.text_len = TG3_TSO_FW_TEXT_LEN;
  4549. info.text_data = &tg3TsoFwText[0];
  4550. info.rodata_base = TG3_TSO_FW_RODATA_ADDR;
  4551. info.rodata_len = TG3_TSO_FW_RODATA_LEN;
  4552. info.rodata_data = &tg3TsoFwRodata[0];
  4553. info.data_base = TG3_TSO_FW_DATA_ADDR;
  4554. info.data_len = TG3_TSO_FW_DATA_LEN;
  4555. info.data_data = &tg3TsoFwData[0];
  4556. cpu_base = TX_CPU_BASE;
  4557. cpu_scratch_base = TX_CPU_SCRATCH_BASE;
  4558. cpu_scratch_size = TX_CPU_SCRATCH_SIZE;
  4559. }
  4560. err = tg3_load_firmware_cpu(tp, cpu_base,
  4561. cpu_scratch_base, cpu_scratch_size,
  4562. &info);
  4563. if (err)
  4564. return err;
  4565. /* Now startup the cpu. */
  4566. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4567. tw32_f(cpu_base + CPU_PC, info.text_base);
  4568. for (i = 0; i < 5; i++) {
  4569. if (tr32(cpu_base + CPU_PC) == info.text_base)
  4570. break;
  4571. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4572. tw32(cpu_base + CPU_MODE, CPU_MODE_HALT);
  4573. tw32_f(cpu_base + CPU_PC, info.text_base);
  4574. udelay(1000);
  4575. }
  4576. if (i >= 5) {
  4577. printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s "
  4578. "to set CPU PC, is %08x should be %08x\n",
  4579. tp->dev->name, tr32(cpu_base + CPU_PC),
  4580. info.text_base);
  4581. return -ENODEV;
  4582. }
  4583. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4584. tw32_f(cpu_base + CPU_MODE, 0x00000000);
  4585. return 0;
  4586. }
  4587. #endif /* TG3_TSO_SUPPORT != 0 */
  4588. /* tp->lock is held. */
  4589. static void __tg3_set_mac_addr(struct tg3 *tp)
  4590. {
  4591. u32 addr_high, addr_low;
  4592. int i;
  4593. addr_high = ((tp->dev->dev_addr[0] << 8) |
  4594. tp->dev->dev_addr[1]);
  4595. addr_low = ((tp->dev->dev_addr[2] << 24) |
  4596. (tp->dev->dev_addr[3] << 16) |
  4597. (tp->dev->dev_addr[4] << 8) |
  4598. (tp->dev->dev_addr[5] << 0));
  4599. for (i = 0; i < 4; i++) {
  4600. tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
  4601. tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
  4602. }
  4603. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  4604. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  4605. for (i = 0; i < 12; i++) {
  4606. tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
  4607. tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
  4608. }
  4609. }
  4610. addr_high = (tp->dev->dev_addr[0] +
  4611. tp->dev->dev_addr[1] +
  4612. tp->dev->dev_addr[2] +
  4613. tp->dev->dev_addr[3] +
  4614. tp->dev->dev_addr[4] +
  4615. tp->dev->dev_addr[5]) &
  4616. TX_BACKOFF_SEED_MASK;
  4617. tw32(MAC_TX_BACKOFF_SEED, addr_high);
  4618. }
  4619. static int tg3_set_mac_addr(struct net_device *dev, void *p)
  4620. {
  4621. struct tg3 *tp = netdev_priv(dev);
  4622. struct sockaddr *addr = p;
  4623. memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
  4624. spin_lock_bh(&tp->lock);
  4625. __tg3_set_mac_addr(tp);
  4626. spin_unlock_bh(&tp->lock);
  4627. return 0;
  4628. }
  4629. /* tp->lock is held. */
  4630. static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr,
  4631. dma_addr_t mapping, u32 maxlen_flags,
  4632. u32 nic_addr)
  4633. {
  4634. tg3_write_mem(tp,
  4635. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
  4636. ((u64) mapping >> 32));
  4637. tg3_write_mem(tp,
  4638. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
  4639. ((u64) mapping & 0xffffffff));
  4640. tg3_write_mem(tp,
  4641. (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS),
  4642. maxlen_flags);
  4643. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4644. tg3_write_mem(tp,
  4645. (bdinfo_addr + TG3_BDINFO_NIC_ADDR),
  4646. nic_addr);
  4647. }
  4648. static void __tg3_set_rx_mode(struct net_device *);
  4649. static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
  4650. {
  4651. tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs);
  4652. tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs);
  4653. tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames);
  4654. tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames);
  4655. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4656. tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq);
  4657. tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq);
  4658. }
  4659. tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq);
  4660. tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq);
  4661. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4662. u32 val = ec->stats_block_coalesce_usecs;
  4663. if (!netif_carrier_ok(tp->dev))
  4664. val = 0;
  4665. tw32(HOSTCC_STAT_COAL_TICKS, val);
  4666. }
  4667. }
  4668. /* tp->lock is held. */
  4669. static int tg3_reset_hw(struct tg3 *tp)
  4670. {
  4671. u32 val, rdmac_mode;
  4672. int i, err, limit;
  4673. tg3_disable_ints(tp);
  4674. tg3_stop_fw(tp);
  4675. tg3_write_sig_pre_reset(tp, RESET_KIND_INIT);
  4676. if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
  4677. tg3_abort_hw(tp, 1);
  4678. }
  4679. err = tg3_chip_reset(tp);
  4680. if (err)
  4681. return err;
  4682. tg3_write_sig_legacy(tp, RESET_KIND_INIT);
  4683. /* This works around an issue with Athlon chipsets on
  4684. * B3 tigon3 silicon. This bit has no effect on any
  4685. * other revision. But do not set this on PCI Express
  4686. * chips.
  4687. */
  4688. if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  4689. tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
  4690. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  4691. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  4692. (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  4693. val = tr32(TG3PCI_PCISTATE);
  4694. val |= PCISTATE_RETRY_SAME_DMA;
  4695. tw32(TG3PCI_PCISTATE, val);
  4696. }
  4697. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) {
  4698. /* Enable some hw fixes. */
  4699. val = tr32(TG3PCI_MSI_DATA);
  4700. val |= (1 << 26) | (1 << 28) | (1 << 29);
  4701. tw32(TG3PCI_MSI_DATA, val);
  4702. }
  4703. /* Descriptor ring init may make accesses to the
  4704. * NIC SRAM area to setup the TX descriptors, so we
  4705. * can only do this after the hardware has been
  4706. * successfully reset.
  4707. */
  4708. tg3_init_rings(tp);
  4709. /* This value is determined during the probe time DMA
  4710. * engine test, tg3_test_dma.
  4711. */
  4712. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  4713. tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
  4714. GRC_MODE_4X_NIC_SEND_RINGS |
  4715. GRC_MODE_NO_TX_PHDR_CSUM |
  4716. GRC_MODE_NO_RX_PHDR_CSUM);
  4717. tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
  4718. if (tp->tg3_flags & TG3_FLAG_NO_TX_PSEUDO_CSUM)
  4719. tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
  4720. if (tp->tg3_flags & TG3_FLAG_NO_RX_PSEUDO_CSUM)
  4721. tp->grc_mode |= GRC_MODE_NO_RX_PHDR_CSUM;
  4722. tw32(GRC_MODE,
  4723. tp->grc_mode |
  4724. (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));
  4725. /* Setup the timer prescalar register. Clock is always 66Mhz. */
  4726. val = tr32(GRC_MISC_CFG);
  4727. val &= ~0xff;
  4728. val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT);
  4729. tw32(GRC_MISC_CFG, val);
  4730. /* Initialize MBUF/DESC pool. */
  4731. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
  4732. /* Do nothing. */
  4733. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
  4734. tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
  4735. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  4736. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
  4737. else
  4738. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
  4739. tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
  4740. tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
  4741. }
  4742. #if TG3_TSO_SUPPORT != 0
  4743. else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  4744. int fw_len;
  4745. fw_len = (TG3_TSO5_FW_TEXT_LEN +
  4746. TG3_TSO5_FW_RODATA_LEN +
  4747. TG3_TSO5_FW_DATA_LEN +
  4748. TG3_TSO5_FW_SBSS_LEN +
  4749. TG3_TSO5_FW_BSS_LEN);
  4750. fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1);
  4751. tw32(BUFMGR_MB_POOL_ADDR,
  4752. NIC_SRAM_MBUF_POOL_BASE5705 + fw_len);
  4753. tw32(BUFMGR_MB_POOL_SIZE,
  4754. NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
  4755. }
  4756. #endif
  4757. if (tp->dev->mtu <= ETH_DATA_LEN) {
  4758. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  4759. tp->bufmgr_config.mbuf_read_dma_low_water);
  4760. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  4761. tp->bufmgr_config.mbuf_mac_rx_low_water);
  4762. tw32(BUFMGR_MB_HIGH_WATER,
  4763. tp->bufmgr_config.mbuf_high_water);
  4764. } else {
  4765. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  4766. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
  4767. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  4768. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
  4769. tw32(BUFMGR_MB_HIGH_WATER,
  4770. tp->bufmgr_config.mbuf_high_water_jumbo);
  4771. }
  4772. tw32(BUFMGR_DMA_LOW_WATER,
  4773. tp->bufmgr_config.dma_low_water);
  4774. tw32(BUFMGR_DMA_HIGH_WATER,
  4775. tp->bufmgr_config.dma_high_water);
  4776. tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
  4777. for (i = 0; i < 2000; i++) {
  4778. if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
  4779. break;
  4780. udelay(10);
  4781. }
  4782. if (i >= 2000) {
  4783. printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n",
  4784. tp->dev->name);
  4785. return -ENODEV;
  4786. }
  4787. /* Setup replenish threshold. */
  4788. tw32(RCVBDI_STD_THRESH, tp->rx_pending / 8);
  4789. /* Initialize TG3_BDINFO's at:
  4790. * RCVDBDI_STD_BD: standard eth size rx ring
  4791. * RCVDBDI_JUMBO_BD: jumbo frame rx ring
  4792. * RCVDBDI_MINI_BD: small frame rx ring (??? does not work)
  4793. *
  4794. * like so:
  4795. * TG3_BDINFO_HOST_ADDR: high/low parts of DMA address of ring
  4796. * TG3_BDINFO_MAXLEN_FLAGS: (rx max buffer size << 16) |
  4797. * ring attribute flags
  4798. * TG3_BDINFO_NIC_ADDR: location of descriptors in nic SRAM
  4799. *
  4800. * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
  4801. * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
  4802. *
  4803. * The size of each ring is fixed in the firmware, but the location is
  4804. * configurable.
  4805. */
  4806. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4807. ((u64) tp->rx_std_mapping >> 32));
  4808. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  4809. ((u64) tp->rx_std_mapping & 0xffffffff));
  4810. tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
  4811. NIC_SRAM_RX_BUFFER_DESC);
  4812. /* Don't even try to program the JUMBO/MINI buffer descriptor
  4813. * configs on 5705.
  4814. */
  4815. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  4816. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4817. RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
  4818. } else {
  4819. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4820. RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  4821. tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4822. BDINFO_FLAGS_DISABLED);
  4823. /* Setup replenish threshold. */
  4824. tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8);
  4825. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  4826. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4827. ((u64) tp->rx_jumbo_mapping >> 32));
  4828. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  4829. ((u64) tp->rx_jumbo_mapping & 0xffffffff));
  4830. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4831. RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  4832. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
  4833. NIC_SRAM_RX_JUMBO_BUFFER_DESC);
  4834. } else {
  4835. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4836. BDINFO_FLAGS_DISABLED);
  4837. }
  4838. }
  4839. /* There is only one send ring on 5705/5750, no need to explicitly
  4840. * disable the others.
  4841. */
  4842. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4843. /* Clear out send RCB ring in SRAM. */
  4844. for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
  4845. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  4846. BDINFO_FLAGS_DISABLED);
  4847. }
  4848. tp->tx_prod = 0;
  4849. tp->tx_cons = 0;
  4850. tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4851. tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4852. tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
  4853. tp->tx_desc_mapping,
  4854. (TG3_TX_RING_SIZE <<
  4855. BDINFO_FLAGS_MAXLEN_SHIFT),
  4856. NIC_SRAM_TX_BUFFER_DESC);
  4857. /* There is only one receive return ring on 5705/5750, no need
  4858. * to explicitly disable the others.
  4859. */
  4860. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4861. for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK;
  4862. i += TG3_BDINFO_SIZE) {
  4863. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  4864. BDINFO_FLAGS_DISABLED);
  4865. }
  4866. }
  4867. tp->rx_rcb_ptr = 0;
  4868. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4869. tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
  4870. tp->rx_rcb_mapping,
  4871. (TG3_RX_RCB_RING_SIZE(tp) <<
  4872. BDINFO_FLAGS_MAXLEN_SHIFT),
  4873. 0);
  4874. tp->rx_std_ptr = tp->rx_pending;
  4875. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  4876. tp->rx_std_ptr);
  4877. tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
  4878. tp->rx_jumbo_pending : 0;
  4879. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  4880. tp->rx_jumbo_ptr);
  4881. /* Initialize MAC address and backoff seed. */
  4882. __tg3_set_mac_addr(tp);
  4883. /* MTU + ethernet header + FCS + optional VLAN tag */
  4884. tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
  4885. /* The slot time is changed by tg3_setup_phy if we
  4886. * run at gigabit with half duplex.
  4887. */
  4888. tw32(MAC_TX_LENGTHS,
  4889. (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  4890. (6 << TX_LENGTHS_IPG_SHIFT) |
  4891. (32 << TX_LENGTHS_SLOT_TIME_SHIFT));
  4892. /* Receive rules. */
  4893. tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS);
  4894. tw32(RCVLPC_CONFIG, 0x0181);
  4895. /* Calculate RDMAC_MODE setting early, we need it to determine
  4896. * the RCVLPC_STATE_ENABLE mask.
  4897. */
  4898. rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
  4899. RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
  4900. RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
  4901. RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
  4902. RDMAC_MODE_LNGREAD_ENAB);
  4903. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  4904. rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
  4905. /* If statement applies to 5705 and 5750 PCI devices only */
  4906. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  4907. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  4908. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) {
  4909. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE &&
  4910. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  4911. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  4912. rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128;
  4913. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  4914. !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
  4915. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  4916. }
  4917. }
  4918. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
  4919. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  4920. #if TG3_TSO_SUPPORT != 0
  4921. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4922. rdmac_mode |= (1 << 27);
  4923. #endif
  4924. /* Receive/send statistics. */
  4925. if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) &&
  4926. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  4927. val = tr32(RCVLPC_STATS_ENABLE);
  4928. val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX;
  4929. tw32(RCVLPC_STATS_ENABLE, val);
  4930. } else {
  4931. tw32(RCVLPC_STATS_ENABLE, 0xffffff);
  4932. }
  4933. tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE);
  4934. tw32(SNDDATAI_STATSENAB, 0xffffff);
  4935. tw32(SNDDATAI_STATSCTRL,
  4936. (SNDDATAI_SCTRL_ENABLE |
  4937. SNDDATAI_SCTRL_FASTUPD));
  4938. /* Setup host coalescing engine. */
  4939. tw32(HOSTCC_MODE, 0);
  4940. for (i = 0; i < 2000; i++) {
  4941. if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
  4942. break;
  4943. udelay(10);
  4944. }
  4945. __tg3_set_coalesce(tp, &tp->coal);
  4946. /* set status block DMA address */
  4947. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4948. ((u64) tp->status_mapping >> 32));
  4949. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  4950. ((u64) tp->status_mapping & 0xffffffff));
  4951. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4952. /* Status/statistics block address. See tg3_timer,
  4953. * the tg3_periodic_fetch_stats call there, and
  4954. * tg3_get_stats to see how this works for 5705/5750 chips.
  4955. */
  4956. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4957. ((u64) tp->stats_mapping >> 32));
  4958. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  4959. ((u64) tp->stats_mapping & 0xffffffff));
  4960. tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK);
  4961. tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK);
  4962. }
  4963. tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode);
  4964. tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE);
  4965. tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE);
  4966. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4967. tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE);
  4968. /* Clear statistics/status block in chip, and status block in ram. */
  4969. for (i = NIC_SRAM_STATS_BLK;
  4970. i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
  4971. i += sizeof(u32)) {
  4972. tg3_write_mem(tp, i, 0);
  4973. udelay(40);
  4974. }
  4975. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  4976. tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
  4977. MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
  4978. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);
  4979. udelay(40);
  4980. /* tp->grc_local_ctrl is partially set up during tg3_get_invariants().
  4981. * If TG3_FLAG_EEPROM_WRITE_PROT is set, we should read the
  4982. * register to preserve the GPIO settings for LOMs. The GPIOs,
  4983. * whether used as inputs or outputs, are set by boot code after
  4984. * reset.
  4985. */
  4986. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  4987. u32 gpio_mask;
  4988. gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 |
  4989. GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2;
  4990. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  4991. gpio_mask |= GRC_LCLCTRL_GPIO_OE3 |
  4992. GRC_LCLCTRL_GPIO_OUTPUT3;
  4993. tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
  4994. /* GPIO1 must be driven high for eeprom write protect */
  4995. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  4996. GRC_LCLCTRL_GPIO_OUTPUT1);
  4997. }
  4998. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  4999. udelay(100);
  5000. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
  5001. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  5002. tp->last_tag = 0;
  5003. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  5004. tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
  5005. udelay(40);
  5006. }
  5007. val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
  5008. WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
  5009. WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
  5010. WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
  5011. WDMAC_MODE_LNGREAD_ENAB);
  5012. /* If statement applies to 5705 and 5750 PCI devices only */
  5013. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  5014. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  5015. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  5016. if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) &&
  5017. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  5018. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  5019. /* nothing */
  5020. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  5021. !(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  5022. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  5023. val |= WDMAC_MODE_RX_ACCEL;
  5024. }
  5025. }
  5026. tw32_f(WDMAC_MODE, val);
  5027. udelay(40);
  5028. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) {
  5029. val = tr32(TG3PCI_X_CAPS);
  5030. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
  5031. val &= ~PCIX_CAPS_BURST_MASK;
  5032. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  5033. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  5034. val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
  5035. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  5036. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  5037. val |= (tp->split_mode_max_reqs <<
  5038. PCIX_CAPS_SPLIT_SHIFT);
  5039. }
  5040. tw32(TG3PCI_X_CAPS, val);
  5041. }
  5042. tw32_f(RDMAC_MODE, rdmac_mode);
  5043. udelay(40);
  5044. tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE);
  5045. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  5046. tw32(MBFREE_MODE, MBFREE_MODE_ENABLE);
  5047. tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
  5048. tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE);
  5049. tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
  5050. tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
  5051. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
  5052. #if TG3_TSO_SUPPORT != 0
  5053. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  5054. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
  5055. #endif
  5056. tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
  5057. tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
  5058. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
  5059. err = tg3_load_5701_a0_firmware_fix(tp);
  5060. if (err)
  5061. return err;
  5062. }
  5063. #if TG3_TSO_SUPPORT != 0
  5064. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  5065. err = tg3_load_tso_firmware(tp);
  5066. if (err)
  5067. return err;
  5068. }
  5069. #endif
  5070. tp->tx_mode = TX_MODE_ENABLE;
  5071. tw32_f(MAC_TX_MODE, tp->tx_mode);
  5072. udelay(100);
  5073. tp->rx_mode = RX_MODE_ENABLE;
  5074. tw32_f(MAC_RX_MODE, tp->rx_mode);
  5075. udelay(10);
  5076. if (tp->link_config.phy_is_low_power) {
  5077. tp->link_config.phy_is_low_power = 0;
  5078. tp->link_config.speed = tp->link_config.orig_speed;
  5079. tp->link_config.duplex = tp->link_config.orig_duplex;
  5080. tp->link_config.autoneg = tp->link_config.orig_autoneg;
  5081. }
  5082. tp->mi_mode = MAC_MI_MODE_BASE;
  5083. tw32_f(MAC_MI_MODE, tp->mi_mode);
  5084. udelay(80);
  5085. tw32(MAC_LED_CTRL, tp->led_ctrl);
  5086. tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
  5087. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  5088. tw32_f(MAC_RX_MODE, RX_MODE_RESET);
  5089. udelay(10);
  5090. }
  5091. tw32_f(MAC_RX_MODE, tp->rx_mode);
  5092. udelay(10);
  5093. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  5094. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) &&
  5095. !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) {
  5096. /* Set drive transmission level to 1.2V */
  5097. /* only if the signal pre-emphasis bit is not set */
  5098. val = tr32(MAC_SERDES_CFG);
  5099. val &= 0xfffff000;
  5100. val |= 0x880;
  5101. tw32(MAC_SERDES_CFG, val);
  5102. }
  5103. if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
  5104. tw32(MAC_SERDES_CFG, 0x616000);
  5105. }
  5106. /* Prevent chip from dropping frames when flow control
  5107. * is enabled.
  5108. */
  5109. tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
  5110. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  5111. (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  5112. /* Use hardware link auto-negotiation */
  5113. tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG;
  5114. }
  5115. err = tg3_setup_phy(tp, 1);
  5116. if (err)
  5117. return err;
  5118. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  5119. u32 tmp;
  5120. /* Clear CRC stats. */
  5121. if (!tg3_readphy(tp, 0x1e, &tmp)) {
  5122. tg3_writephy(tp, 0x1e, tmp | 0x8000);
  5123. tg3_readphy(tp, 0x14, &tmp);
  5124. }
  5125. }
  5126. __tg3_set_rx_mode(tp->dev);
  5127. /* Initialize receive rules. */
  5128. tw32(MAC_RCV_RULE_0, 0xc2000000 & RCV_RULE_DISABLE_MASK);
  5129. tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
  5130. tw32(MAC_RCV_RULE_1, 0x86000004 & RCV_RULE_DISABLE_MASK);
  5131. tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);
  5132. if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
  5133. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780))
  5134. limit = 8;
  5135. else
  5136. limit = 16;
  5137. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
  5138. limit -= 4;
  5139. switch (limit) {
  5140. case 16:
  5141. tw32(MAC_RCV_RULE_15, 0); tw32(MAC_RCV_VALUE_15, 0);
  5142. case 15:
  5143. tw32(MAC_RCV_RULE_14, 0); tw32(MAC_RCV_VALUE_14, 0);
  5144. case 14:
  5145. tw32(MAC_RCV_RULE_13, 0); tw32(MAC_RCV_VALUE_13, 0);
  5146. case 13:
  5147. tw32(MAC_RCV_RULE_12, 0); tw32(MAC_RCV_VALUE_12, 0);
  5148. case 12:
  5149. tw32(MAC_RCV_RULE_11, 0); tw32(MAC_RCV_VALUE_11, 0);
  5150. case 11:
  5151. tw32(MAC_RCV_RULE_10, 0); tw32(MAC_RCV_VALUE_10, 0);
  5152. case 10:
  5153. tw32(MAC_RCV_RULE_9, 0); tw32(MAC_RCV_VALUE_9, 0);
  5154. case 9:
  5155. tw32(MAC_RCV_RULE_8, 0); tw32(MAC_RCV_VALUE_8, 0);
  5156. case 8:
  5157. tw32(MAC_RCV_RULE_7, 0); tw32(MAC_RCV_VALUE_7, 0);
  5158. case 7:
  5159. tw32(MAC_RCV_RULE_6, 0); tw32(MAC_RCV_VALUE_6, 0);
  5160. case 6:
  5161. tw32(MAC_RCV_RULE_5, 0); tw32(MAC_RCV_VALUE_5, 0);
  5162. case 5:
  5163. tw32(MAC_RCV_RULE_4, 0); tw32(MAC_RCV_VALUE_4, 0);
  5164. case 4:
  5165. /* tw32(MAC_RCV_RULE_3, 0); tw32(MAC_RCV_VALUE_3, 0); */
  5166. case 3:
  5167. /* tw32(MAC_RCV_RULE_2, 0); tw32(MAC_RCV_VALUE_2, 0); */
  5168. case 2:
  5169. case 1:
  5170. default:
  5171. break;
  5172. };
  5173. tg3_write_sig_post_reset(tp, RESET_KIND_INIT);
  5174. return 0;
  5175. }
  5176. /* Called at device open time to get the chip ready for
  5177. * packet processing. Invoked with tp->lock held.
  5178. */
  5179. static int tg3_init_hw(struct tg3 *tp)
  5180. {
  5181. int err;
  5182. /* Force the chip into D0. */
  5183. err = tg3_set_power_state(tp, 0);
  5184. if (err)
  5185. goto out;
  5186. tg3_switch_clocks(tp);
  5187. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  5188. err = tg3_reset_hw(tp);
  5189. out:
  5190. return err;
  5191. }
  5192. #define TG3_STAT_ADD32(PSTAT, REG) \
  5193. do { u32 __val = tr32(REG); \
  5194. (PSTAT)->low += __val; \
  5195. if ((PSTAT)->low < __val) \
  5196. (PSTAT)->high += 1; \
  5197. } while (0)
  5198. static void tg3_periodic_fetch_stats(struct tg3 *tp)
  5199. {
  5200. struct tg3_hw_stats *sp = tp->hw_stats;
  5201. if (!netif_carrier_ok(tp->dev))
  5202. return;
  5203. TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS);
  5204. TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS);
  5205. TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT);
  5206. TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT);
  5207. TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS);
  5208. TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS);
  5209. TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS);
  5210. TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED);
  5211. TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL);
  5212. TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL);
  5213. TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST);
  5214. TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST);
  5215. TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST);
  5216. TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS);
  5217. TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS);
  5218. TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST);
  5219. TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST);
  5220. TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST);
  5221. TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS);
  5222. TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS);
  5223. TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD);
  5224. TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD);
  5225. TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD);
  5226. TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED);
  5227. TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG);
  5228. TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS);
  5229. TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE);
  5230. }
  5231. static void tg3_timer(unsigned long __opaque)
  5232. {
  5233. struct tg3 *tp = (struct tg3 *) __opaque;
  5234. spin_lock(&tp->lock);
  5235. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5236. /* All of this garbage is because when using non-tagged
  5237. * IRQ status the mailbox/status_block protocol the chip
  5238. * uses with the cpu is race prone.
  5239. */
  5240. if (tp->hw_status->status & SD_STATUS_UPDATED) {
  5241. tw32(GRC_LOCAL_CTRL,
  5242. tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
  5243. } else {
  5244. tw32(HOSTCC_MODE, tp->coalesce_mode |
  5245. (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
  5246. }
  5247. if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  5248. tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER;
  5249. spin_unlock(&tp->lock);
  5250. schedule_work(&tp->reset_task);
  5251. return;
  5252. }
  5253. }
  5254. /* This part only runs once per second. */
  5255. if (!--tp->timer_counter) {
  5256. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  5257. tg3_periodic_fetch_stats(tp);
  5258. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  5259. u32 mac_stat;
  5260. int phy_event;
  5261. mac_stat = tr32(MAC_STATUS);
  5262. phy_event = 0;
  5263. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) {
  5264. if (mac_stat & MAC_STATUS_MI_INTERRUPT)
  5265. phy_event = 1;
  5266. } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)
  5267. phy_event = 1;
  5268. if (phy_event)
  5269. tg3_setup_phy(tp, 0);
  5270. } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) {
  5271. u32 mac_stat = tr32(MAC_STATUS);
  5272. int need_setup = 0;
  5273. if (netif_carrier_ok(tp->dev) &&
  5274. (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) {
  5275. need_setup = 1;
  5276. }
  5277. if (! netif_carrier_ok(tp->dev) &&
  5278. (mac_stat & (MAC_STATUS_PCS_SYNCED |
  5279. MAC_STATUS_SIGNAL_DET))) {
  5280. need_setup = 1;
  5281. }
  5282. if (need_setup) {
  5283. tw32_f(MAC_MODE,
  5284. (tp->mac_mode &
  5285. ~MAC_MODE_PORT_MODE_MASK));
  5286. udelay(40);
  5287. tw32_f(MAC_MODE, tp->mac_mode);
  5288. udelay(40);
  5289. tg3_setup_phy(tp, 0);
  5290. }
  5291. } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
  5292. tg3_serdes_parallel_detect(tp);
  5293. tp->timer_counter = tp->timer_multiplier;
  5294. }
  5295. /* Heartbeat is only sent once every 120 seconds. */
  5296. if (!--tp->asf_counter) {
  5297. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  5298. u32 val;
  5299. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_ALIVE);
  5300. tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
  5301. tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 3);
  5302. val = tr32(GRC_RX_CPU_EVENT);
  5303. val |= (1 << 14);
  5304. tw32(GRC_RX_CPU_EVENT, val);
  5305. }
  5306. tp->asf_counter = tp->asf_multiplier;
  5307. }
  5308. spin_unlock(&tp->lock);
  5309. tp->timer.expires = jiffies + tp->timer_offset;
  5310. add_timer(&tp->timer);
  5311. }
  5312. static int tg3_test_interrupt(struct tg3 *tp)
  5313. {
  5314. struct net_device *dev = tp->dev;
  5315. int err, i;
  5316. u32 int_mbox = 0;
  5317. if (!netif_running(dev))
  5318. return -ENODEV;
  5319. tg3_disable_ints(tp);
  5320. free_irq(tp->pdev->irq, dev);
  5321. err = request_irq(tp->pdev->irq, tg3_test_isr,
  5322. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5323. if (err)
  5324. return err;
  5325. tg3_enable_ints(tp);
  5326. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  5327. HOSTCC_MODE_NOW);
  5328. for (i = 0; i < 5; i++) {
  5329. int_mbox = tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  5330. if (int_mbox != 0)
  5331. break;
  5332. msleep(10);
  5333. }
  5334. tg3_disable_ints(tp);
  5335. free_irq(tp->pdev->irq, dev);
  5336. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
  5337. err = request_irq(tp->pdev->irq, tg3_msi,
  5338. SA_SAMPLE_RANDOM, dev->name, dev);
  5339. else {
  5340. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5341. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5342. fn = tg3_interrupt_tagged;
  5343. err = request_irq(tp->pdev->irq, fn,
  5344. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5345. }
  5346. if (err)
  5347. return err;
  5348. if (int_mbox != 0)
  5349. return 0;
  5350. return -EIO;
  5351. }
  5352. /* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is
  5353. * successfully restored
  5354. */
  5355. static int tg3_test_msi(struct tg3 *tp)
  5356. {
  5357. struct net_device *dev = tp->dev;
  5358. int err;
  5359. u16 pci_cmd;
  5360. if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI))
  5361. return 0;
  5362. /* Turn off SERR reporting in case MSI terminates with Master
  5363. * Abort.
  5364. */
  5365. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  5366. pci_write_config_word(tp->pdev, PCI_COMMAND,
  5367. pci_cmd & ~PCI_COMMAND_SERR);
  5368. err = tg3_test_interrupt(tp);
  5369. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  5370. if (!err)
  5371. return 0;
  5372. /* other failures */
  5373. if (err != -EIO)
  5374. return err;
  5375. /* MSI test failed, go back to INTx mode */
  5376. printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
  5377. "switching to INTx mode. Please report this failure to "
  5378. "the PCI maintainer and include system chipset information.\n",
  5379. tp->dev->name);
  5380. free_irq(tp->pdev->irq, dev);
  5381. pci_disable_msi(tp->pdev);
  5382. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5383. {
  5384. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5385. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5386. fn = tg3_interrupt_tagged;
  5387. err = request_irq(tp->pdev->irq, fn,
  5388. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5389. }
  5390. if (err)
  5391. return err;
  5392. /* Need to reset the chip because the MSI cycle may have terminated
  5393. * with Master Abort.
  5394. */
  5395. tg3_full_lock(tp, 1);
  5396. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5397. err = tg3_init_hw(tp);
  5398. tg3_full_unlock(tp);
  5399. if (err)
  5400. free_irq(tp->pdev->irq, dev);
  5401. return err;
  5402. }
  5403. static int tg3_open(struct net_device *dev)
  5404. {
  5405. struct tg3 *tp = netdev_priv(dev);
  5406. int err;
  5407. tg3_full_lock(tp, 0);
  5408. tg3_disable_ints(tp);
  5409. tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
  5410. tg3_full_unlock(tp);
  5411. /* The placement of this call is tied
  5412. * to the setup and use of Host TX descriptors.
  5413. */
  5414. err = tg3_alloc_consistent(tp);
  5415. if (err)
  5416. return err;
  5417. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  5418. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) &&
  5419. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX)) {
  5420. /* All MSI supporting chips should support tagged
  5421. * status. Assert that this is the case.
  5422. */
  5423. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5424. printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
  5425. "Not using MSI.\n", tp->dev->name);
  5426. } else if (pci_enable_msi(tp->pdev) == 0) {
  5427. u32 msi_mode;
  5428. msi_mode = tr32(MSGINT_MODE);
  5429. tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
  5430. tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
  5431. }
  5432. }
  5433. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
  5434. err = request_irq(tp->pdev->irq, tg3_msi,
  5435. SA_SAMPLE_RANDOM, dev->name, dev);
  5436. else {
  5437. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5438. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5439. fn = tg3_interrupt_tagged;
  5440. err = request_irq(tp->pdev->irq, fn,
  5441. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5442. }
  5443. if (err) {
  5444. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5445. pci_disable_msi(tp->pdev);
  5446. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5447. }
  5448. tg3_free_consistent(tp);
  5449. return err;
  5450. }
  5451. tg3_full_lock(tp, 0);
  5452. err = tg3_init_hw(tp);
  5453. if (err) {
  5454. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5455. tg3_free_rings(tp);
  5456. } else {
  5457. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5458. tp->timer_offset = HZ;
  5459. else
  5460. tp->timer_offset = HZ / 10;
  5461. BUG_ON(tp->timer_offset > HZ);
  5462. tp->timer_counter = tp->timer_multiplier =
  5463. (HZ / tp->timer_offset);
  5464. tp->asf_counter = tp->asf_multiplier =
  5465. ((HZ / tp->timer_offset) * 120);
  5466. init_timer(&tp->timer);
  5467. tp->timer.expires = jiffies + tp->timer_offset;
  5468. tp->timer.data = (unsigned long) tp;
  5469. tp->timer.function = tg3_timer;
  5470. }
  5471. tg3_full_unlock(tp);
  5472. if (err) {
  5473. free_irq(tp->pdev->irq, dev);
  5474. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5475. pci_disable_msi(tp->pdev);
  5476. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5477. }
  5478. tg3_free_consistent(tp);
  5479. return err;
  5480. }
  5481. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5482. err = tg3_test_msi(tp);
  5483. if (err) {
  5484. tg3_full_lock(tp, 0);
  5485. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5486. pci_disable_msi(tp->pdev);
  5487. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5488. }
  5489. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5490. tg3_free_rings(tp);
  5491. tg3_free_consistent(tp);
  5492. tg3_full_unlock(tp);
  5493. return err;
  5494. }
  5495. }
  5496. tg3_full_lock(tp, 0);
  5497. add_timer(&tp->timer);
  5498. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  5499. tg3_enable_ints(tp);
  5500. tg3_full_unlock(tp);
  5501. netif_start_queue(dev);
  5502. return 0;
  5503. }
  5504. #if 0
  5505. /*static*/ void tg3_dump_state(struct tg3 *tp)
  5506. {
  5507. u32 val32, val32_2, val32_3, val32_4, val32_5;
  5508. u16 val16;
  5509. int i;
  5510. pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
  5511. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
  5512. printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n",
  5513. val16, val32);
  5514. /* MAC block */
  5515. printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n",
  5516. tr32(MAC_MODE), tr32(MAC_STATUS));
  5517. printk(" MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n",
  5518. tr32(MAC_EVENT), tr32(MAC_LED_CTRL));
  5519. printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n",
  5520. tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS));
  5521. printk(" MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n",
  5522. tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS));
  5523. /* Send data initiator control block */
  5524. printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n",
  5525. tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS));
  5526. printk(" SNDDATAI_STATSCTRL[%08x]\n",
  5527. tr32(SNDDATAI_STATSCTRL));
  5528. /* Send data completion control block */
  5529. printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE));
  5530. /* Send BD ring selector block */
  5531. printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n",
  5532. tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS));
  5533. /* Send BD initiator control block */
  5534. printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n",
  5535. tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS));
  5536. /* Send BD completion control block */
  5537. printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE));
  5538. /* Receive list placement control block */
  5539. printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n",
  5540. tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS));
  5541. printk(" RCVLPC_STATSCTRL[%08x]\n",
  5542. tr32(RCVLPC_STATSCTRL));
  5543. /* Receive data and receive BD initiator control block */
  5544. printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n",
  5545. tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS));
  5546. /* Receive data completion control block */
  5547. printk("DEBUG: RCVDCC_MODE[%08x]\n",
  5548. tr32(RCVDCC_MODE));
  5549. /* Receive BD initiator control block */
  5550. printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n",
  5551. tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS));
  5552. /* Receive BD completion control block */
  5553. printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n",
  5554. tr32(RCVCC_MODE), tr32(RCVCC_STATUS));
  5555. /* Receive list selector control block */
  5556. printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n",
  5557. tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS));
  5558. /* Mbuf cluster free block */
  5559. printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n",
  5560. tr32(MBFREE_MODE), tr32(MBFREE_STATUS));
  5561. /* Host coalescing control block */
  5562. printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n",
  5563. tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS));
  5564. printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n",
  5565. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5566. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  5567. printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n",
  5568. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5569. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  5570. printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n",
  5571. tr32(HOSTCC_STATS_BLK_NIC_ADDR));
  5572. printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n",
  5573. tr32(HOSTCC_STATUS_BLK_NIC_ADDR));
  5574. /* Memory arbiter control block */
  5575. printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n",
  5576. tr32(MEMARB_MODE), tr32(MEMARB_STATUS));
  5577. /* Buffer manager control block */
  5578. printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n",
  5579. tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS));
  5580. printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n",
  5581. tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE));
  5582. printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] "
  5583. "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n",
  5584. tr32(BUFMGR_DMA_DESC_POOL_ADDR),
  5585. tr32(BUFMGR_DMA_DESC_POOL_SIZE));
  5586. /* Read DMA control block */
  5587. printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n",
  5588. tr32(RDMAC_MODE), tr32(RDMAC_STATUS));
  5589. /* Write DMA control block */
  5590. printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n",
  5591. tr32(WDMAC_MODE), tr32(WDMAC_STATUS));
  5592. /* DMA completion block */
  5593. printk("DEBUG: DMAC_MODE[%08x]\n",
  5594. tr32(DMAC_MODE));
  5595. /* GRC block */
  5596. printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n",
  5597. tr32(GRC_MODE), tr32(GRC_MISC_CFG));
  5598. printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n",
  5599. tr32(GRC_LOCAL_CTRL));
  5600. /* TG3_BDINFOs */
  5601. printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n",
  5602. tr32(RCVDBDI_JUMBO_BD + 0x0),
  5603. tr32(RCVDBDI_JUMBO_BD + 0x4),
  5604. tr32(RCVDBDI_JUMBO_BD + 0x8),
  5605. tr32(RCVDBDI_JUMBO_BD + 0xc));
  5606. printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n",
  5607. tr32(RCVDBDI_STD_BD + 0x0),
  5608. tr32(RCVDBDI_STD_BD + 0x4),
  5609. tr32(RCVDBDI_STD_BD + 0x8),
  5610. tr32(RCVDBDI_STD_BD + 0xc));
  5611. printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n",
  5612. tr32(RCVDBDI_MINI_BD + 0x0),
  5613. tr32(RCVDBDI_MINI_BD + 0x4),
  5614. tr32(RCVDBDI_MINI_BD + 0x8),
  5615. tr32(RCVDBDI_MINI_BD + 0xc));
  5616. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32);
  5617. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2);
  5618. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3);
  5619. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4);
  5620. printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n",
  5621. val32, val32_2, val32_3, val32_4);
  5622. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32);
  5623. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2);
  5624. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3);
  5625. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4);
  5626. printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n",
  5627. val32, val32_2, val32_3, val32_4);
  5628. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32);
  5629. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2);
  5630. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3);
  5631. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4);
  5632. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5);
  5633. printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n",
  5634. val32, val32_2, val32_3, val32_4, val32_5);
  5635. /* SW status block */
  5636. printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
  5637. tp->hw_status->status,
  5638. tp->hw_status->status_tag,
  5639. tp->hw_status->rx_jumbo_consumer,
  5640. tp->hw_status->rx_consumer,
  5641. tp->hw_status->rx_mini_consumer,
  5642. tp->hw_status->idx[0].rx_producer,
  5643. tp->hw_status->idx[0].tx_consumer);
  5644. /* SW statistics block */
  5645. printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
  5646. ((u32 *)tp->hw_stats)[0],
  5647. ((u32 *)tp->hw_stats)[1],
  5648. ((u32 *)tp->hw_stats)[2],
  5649. ((u32 *)tp->hw_stats)[3]);
  5650. /* Mailboxes */
  5651. printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n",
  5652. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0),
  5653. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4),
  5654. tr32(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0),
  5655. tr32(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4));
  5656. /* NIC side send descriptors. */
  5657. for (i = 0; i < 6; i++) {
  5658. unsigned long txd;
  5659. txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC
  5660. + (i * sizeof(struct tg3_tx_buffer_desc));
  5661. printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n",
  5662. i,
  5663. readl(txd + 0x0), readl(txd + 0x4),
  5664. readl(txd + 0x8), readl(txd + 0xc));
  5665. }
  5666. /* NIC side RX descriptors. */
  5667. for (i = 0; i < 6; i++) {
  5668. unsigned long rxd;
  5669. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC
  5670. + (i * sizeof(struct tg3_rx_buffer_desc));
  5671. printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n",
  5672. i,
  5673. readl(rxd + 0x0), readl(rxd + 0x4),
  5674. readl(rxd + 0x8), readl(rxd + 0xc));
  5675. rxd += (4 * sizeof(u32));
  5676. printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n",
  5677. i,
  5678. readl(rxd + 0x0), readl(rxd + 0x4),
  5679. readl(rxd + 0x8), readl(rxd + 0xc));
  5680. }
  5681. for (i = 0; i < 6; i++) {
  5682. unsigned long rxd;
  5683. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC
  5684. + (i * sizeof(struct tg3_rx_buffer_desc));
  5685. printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n",
  5686. i,
  5687. readl(rxd + 0x0), readl(rxd + 0x4),
  5688. readl(rxd + 0x8), readl(rxd + 0xc));
  5689. rxd += (4 * sizeof(u32));
  5690. printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n",
  5691. i,
  5692. readl(rxd + 0x0), readl(rxd + 0x4),
  5693. readl(rxd + 0x8), readl(rxd + 0xc));
  5694. }
  5695. }
  5696. #endif
  5697. static struct net_device_stats *tg3_get_stats(struct net_device *);
  5698. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *);
  5699. static int tg3_close(struct net_device *dev)
  5700. {
  5701. struct tg3 *tp = netdev_priv(dev);
  5702. netif_stop_queue(dev);
  5703. del_timer_sync(&tp->timer);
  5704. tg3_full_lock(tp, 1);
  5705. #if 0
  5706. tg3_dump_state(tp);
  5707. #endif
  5708. tg3_disable_ints(tp);
  5709. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5710. tg3_free_rings(tp);
  5711. tp->tg3_flags &=
  5712. ~(TG3_FLAG_INIT_COMPLETE |
  5713. TG3_FLAG_GOT_SERDES_FLOWCTL);
  5714. netif_carrier_off(tp->dev);
  5715. tg3_full_unlock(tp);
  5716. free_irq(tp->pdev->irq, dev);
  5717. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5718. pci_disable_msi(tp->pdev);
  5719. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5720. }
  5721. memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
  5722. sizeof(tp->net_stats_prev));
  5723. memcpy(&tp->estats_prev, tg3_get_estats(tp),
  5724. sizeof(tp->estats_prev));
  5725. tg3_free_consistent(tp);
  5726. return 0;
  5727. }
  5728. static inline unsigned long get_stat64(tg3_stat64_t *val)
  5729. {
  5730. unsigned long ret;
  5731. #if (BITS_PER_LONG == 32)
  5732. ret = val->low;
  5733. #else
  5734. ret = ((u64)val->high << 32) | ((u64)val->low);
  5735. #endif
  5736. return ret;
  5737. }
  5738. static unsigned long calc_crc_errors(struct tg3 *tp)
  5739. {
  5740. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5741. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
  5742. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  5743. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
  5744. u32 val;
  5745. spin_lock_bh(&tp->lock);
  5746. if (!tg3_readphy(tp, 0x1e, &val)) {
  5747. tg3_writephy(tp, 0x1e, val | 0x8000);
  5748. tg3_readphy(tp, 0x14, &val);
  5749. } else
  5750. val = 0;
  5751. spin_unlock_bh(&tp->lock);
  5752. tp->phy_crc_errors += val;
  5753. return tp->phy_crc_errors;
  5754. }
  5755. return get_stat64(&hw_stats->rx_fcs_errors);
  5756. }
  5757. #define ESTAT_ADD(member) \
  5758. estats->member = old_estats->member + \
  5759. get_stat64(&hw_stats->member)
  5760. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
  5761. {
  5762. struct tg3_ethtool_stats *estats = &tp->estats;
  5763. struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
  5764. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5765. if (!hw_stats)
  5766. return old_estats;
  5767. ESTAT_ADD(rx_octets);
  5768. ESTAT_ADD(rx_fragments);
  5769. ESTAT_ADD(rx_ucast_packets);
  5770. ESTAT_ADD(rx_mcast_packets);
  5771. ESTAT_ADD(rx_bcast_packets);
  5772. ESTAT_ADD(rx_fcs_errors);
  5773. ESTAT_ADD(rx_align_errors);
  5774. ESTAT_ADD(rx_xon_pause_rcvd);
  5775. ESTAT_ADD(rx_xoff_pause_rcvd);
  5776. ESTAT_ADD(rx_mac_ctrl_rcvd);
  5777. ESTAT_ADD(rx_xoff_entered);
  5778. ESTAT_ADD(rx_frame_too_long_errors);
  5779. ESTAT_ADD(rx_jabbers);
  5780. ESTAT_ADD(rx_undersize_packets);
  5781. ESTAT_ADD(rx_in_length_errors);
  5782. ESTAT_ADD(rx_out_length_errors);
  5783. ESTAT_ADD(rx_64_or_less_octet_packets);
  5784. ESTAT_ADD(rx_65_to_127_octet_packets);
  5785. ESTAT_ADD(rx_128_to_255_octet_packets);
  5786. ESTAT_ADD(rx_256_to_511_octet_packets);
  5787. ESTAT_ADD(rx_512_to_1023_octet_packets);
  5788. ESTAT_ADD(rx_1024_to_1522_octet_packets);
  5789. ESTAT_ADD(rx_1523_to_2047_octet_packets);
  5790. ESTAT_ADD(rx_2048_to_4095_octet_packets);
  5791. ESTAT_ADD(rx_4096_to_8191_octet_packets);
  5792. ESTAT_ADD(rx_8192_to_9022_octet_packets);
  5793. ESTAT_ADD(tx_octets);
  5794. ESTAT_ADD(tx_collisions);
  5795. ESTAT_ADD(tx_xon_sent);
  5796. ESTAT_ADD(tx_xoff_sent);
  5797. ESTAT_ADD(tx_flow_control);
  5798. ESTAT_ADD(tx_mac_errors);
  5799. ESTAT_ADD(tx_single_collisions);
  5800. ESTAT_ADD(tx_mult_collisions);
  5801. ESTAT_ADD(tx_deferred);
  5802. ESTAT_ADD(tx_excessive_collisions);
  5803. ESTAT_ADD(tx_late_collisions);
  5804. ESTAT_ADD(tx_collide_2times);
  5805. ESTAT_ADD(tx_collide_3times);
  5806. ESTAT_ADD(tx_collide_4times);
  5807. ESTAT_ADD(tx_collide_5times);
  5808. ESTAT_ADD(tx_collide_6times);
  5809. ESTAT_ADD(tx_collide_7times);
  5810. ESTAT_ADD(tx_collide_8times);
  5811. ESTAT_ADD(tx_collide_9times);
  5812. ESTAT_ADD(tx_collide_10times);
  5813. ESTAT_ADD(tx_collide_11times);
  5814. ESTAT_ADD(tx_collide_12times);
  5815. ESTAT_ADD(tx_collide_13times);
  5816. ESTAT_ADD(tx_collide_14times);
  5817. ESTAT_ADD(tx_collide_15times);
  5818. ESTAT_ADD(tx_ucast_packets);
  5819. ESTAT_ADD(tx_mcast_packets);
  5820. ESTAT_ADD(tx_bcast_packets);
  5821. ESTAT_ADD(tx_carrier_sense_errors);
  5822. ESTAT_ADD(tx_discards);
  5823. ESTAT_ADD(tx_errors);
  5824. ESTAT_ADD(dma_writeq_full);
  5825. ESTAT_ADD(dma_write_prioq_full);
  5826. ESTAT_ADD(rxbds_empty);
  5827. ESTAT_ADD(rx_discards);
  5828. ESTAT_ADD(rx_errors);
  5829. ESTAT_ADD(rx_threshold_hit);
  5830. ESTAT_ADD(dma_readq_full);
  5831. ESTAT_ADD(dma_read_prioq_full);
  5832. ESTAT_ADD(tx_comp_queue_full);
  5833. ESTAT_ADD(ring_set_send_prod_index);
  5834. ESTAT_ADD(ring_status_update);
  5835. ESTAT_ADD(nic_irqs);
  5836. ESTAT_ADD(nic_avoided_irqs);
  5837. ESTAT_ADD(nic_tx_threshold_hit);
  5838. return estats;
  5839. }
  5840. static struct net_device_stats *tg3_get_stats(struct net_device *dev)
  5841. {
  5842. struct tg3 *tp = netdev_priv(dev);
  5843. struct net_device_stats *stats = &tp->net_stats;
  5844. struct net_device_stats *old_stats = &tp->net_stats_prev;
  5845. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5846. if (!hw_stats)
  5847. return old_stats;
  5848. stats->rx_packets = old_stats->rx_packets +
  5849. get_stat64(&hw_stats->rx_ucast_packets) +
  5850. get_stat64(&hw_stats->rx_mcast_packets) +
  5851. get_stat64(&hw_stats->rx_bcast_packets);
  5852. stats->tx_packets = old_stats->tx_packets +
  5853. get_stat64(&hw_stats->tx_ucast_packets) +
  5854. get_stat64(&hw_stats->tx_mcast_packets) +
  5855. get_stat64(&hw_stats->tx_bcast_packets);
  5856. stats->rx_bytes = old_stats->rx_bytes +
  5857. get_stat64(&hw_stats->rx_octets);
  5858. stats->tx_bytes = old_stats->tx_bytes +
  5859. get_stat64(&hw_stats->tx_octets);
  5860. stats->rx_errors = old_stats->rx_errors +
  5861. get_stat64(&hw_stats->rx_errors) +
  5862. get_stat64(&hw_stats->rx_discards);
  5863. stats->tx_errors = old_stats->tx_errors +
  5864. get_stat64(&hw_stats->tx_errors) +
  5865. get_stat64(&hw_stats->tx_mac_errors) +
  5866. get_stat64(&hw_stats->tx_carrier_sense_errors) +
  5867. get_stat64(&hw_stats->tx_discards);
  5868. stats->multicast = old_stats->multicast +
  5869. get_stat64(&hw_stats->rx_mcast_packets);
  5870. stats->collisions = old_stats->collisions +
  5871. get_stat64(&hw_stats->tx_collisions);
  5872. stats->rx_length_errors = old_stats->rx_length_errors +
  5873. get_stat64(&hw_stats->rx_frame_too_long_errors) +
  5874. get_stat64(&hw_stats->rx_undersize_packets);
  5875. stats->rx_over_errors = old_stats->rx_over_errors +
  5876. get_stat64(&hw_stats->rxbds_empty);
  5877. stats->rx_frame_errors = old_stats->rx_frame_errors +
  5878. get_stat64(&hw_stats->rx_align_errors);
  5879. stats->tx_aborted_errors = old_stats->tx_aborted_errors +
  5880. get_stat64(&hw_stats->tx_discards);
  5881. stats->tx_carrier_errors = old_stats->tx_carrier_errors +
  5882. get_stat64(&hw_stats->tx_carrier_sense_errors);
  5883. stats->rx_crc_errors = old_stats->rx_crc_errors +
  5884. calc_crc_errors(tp);
  5885. return stats;
  5886. }
  5887. static inline u32 calc_crc(unsigned char *buf, int len)
  5888. {
  5889. u32 reg;
  5890. u32 tmp;
  5891. int j, k;
  5892. reg = 0xffffffff;
  5893. for (j = 0; j < len; j++) {
  5894. reg ^= buf[j];
  5895. for (k = 0; k < 8; k++) {
  5896. tmp = reg & 0x01;
  5897. reg >>= 1;
  5898. if (tmp) {
  5899. reg ^= 0xedb88320;
  5900. }
  5901. }
  5902. }
  5903. return ~reg;
  5904. }
  5905. static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all)
  5906. {
  5907. /* accept or reject all multicast frames */
  5908. tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0);
  5909. tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0);
  5910. tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0);
  5911. tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0);
  5912. }
  5913. static void __tg3_set_rx_mode(struct net_device *dev)
  5914. {
  5915. struct tg3 *tp = netdev_priv(dev);
  5916. u32 rx_mode;
  5917. rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC |
  5918. RX_MODE_KEEP_VLAN_TAG);
  5919. /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG
  5920. * flag clear.
  5921. */
  5922. #if TG3_VLAN_TAG_USED
  5923. if (!tp->vlgrp &&
  5924. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  5925. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  5926. #else
  5927. /* By definition, VLAN is disabled always in this
  5928. * case.
  5929. */
  5930. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  5931. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  5932. #endif
  5933. if (dev->flags & IFF_PROMISC) {
  5934. /* Promiscuous mode. */
  5935. rx_mode |= RX_MODE_PROMISC;
  5936. } else if (dev->flags & IFF_ALLMULTI) {
  5937. /* Accept all multicast. */
  5938. tg3_set_multi (tp, 1);
  5939. } else if (dev->mc_count < 1) {
  5940. /* Reject all multicast. */
  5941. tg3_set_multi (tp, 0);
  5942. } else {
  5943. /* Accept one or more multicast(s). */
  5944. struct dev_mc_list *mclist;
  5945. unsigned int i;
  5946. u32 mc_filter[4] = { 0, };
  5947. u32 regidx;
  5948. u32 bit;
  5949. u32 crc;
  5950. for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
  5951. i++, mclist = mclist->next) {
  5952. crc = calc_crc (mclist->dmi_addr, ETH_ALEN);
  5953. bit = ~crc & 0x7f;
  5954. regidx = (bit & 0x60) >> 5;
  5955. bit &= 0x1f;
  5956. mc_filter[regidx] |= (1 << bit);
  5957. }
  5958. tw32(MAC_HASH_REG_0, mc_filter[0]);
  5959. tw32(MAC_HASH_REG_1, mc_filter[1]);
  5960. tw32(MAC_HASH_REG_2, mc_filter[2]);
  5961. tw32(MAC_HASH_REG_3, mc_filter[3]);
  5962. }
  5963. if (rx_mode != tp->rx_mode) {
  5964. tp->rx_mode = rx_mode;
  5965. tw32_f(MAC_RX_MODE, rx_mode);
  5966. udelay(10);
  5967. }
  5968. }
  5969. static void tg3_set_rx_mode(struct net_device *dev)
  5970. {
  5971. struct tg3 *tp = netdev_priv(dev);
  5972. tg3_full_lock(tp, 0);
  5973. __tg3_set_rx_mode(dev);
  5974. tg3_full_unlock(tp);
  5975. }
  5976. #define TG3_REGDUMP_LEN (32 * 1024)
  5977. static int tg3_get_regs_len(struct net_device *dev)
  5978. {
  5979. return TG3_REGDUMP_LEN;
  5980. }
  5981. static void tg3_get_regs(struct net_device *dev,
  5982. struct ethtool_regs *regs, void *_p)
  5983. {
  5984. u32 *p = _p;
  5985. struct tg3 *tp = netdev_priv(dev);
  5986. u8 *orig_p = _p;
  5987. int i;
  5988. regs->version = 0;
  5989. memset(p, 0, TG3_REGDUMP_LEN);
  5990. tg3_full_lock(tp, 0);
  5991. #define __GET_REG32(reg) (*(p)++ = tr32(reg))
  5992. #define GET_REG32_LOOP(base,len) \
  5993. do { p = (u32 *)(orig_p + (base)); \
  5994. for (i = 0; i < len; i += 4) \
  5995. __GET_REG32((base) + i); \
  5996. } while (0)
  5997. #define GET_REG32_1(reg) \
  5998. do { p = (u32 *)(orig_p + (reg)); \
  5999. __GET_REG32((reg)); \
  6000. } while (0)
  6001. GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0);
  6002. GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200);
  6003. GET_REG32_LOOP(MAC_MODE, 0x4f0);
  6004. GET_REG32_LOOP(SNDDATAI_MODE, 0xe0);
  6005. GET_REG32_1(SNDDATAC_MODE);
  6006. GET_REG32_LOOP(SNDBDS_MODE, 0x80);
  6007. GET_REG32_LOOP(SNDBDI_MODE, 0x48);
  6008. GET_REG32_1(SNDBDC_MODE);
  6009. GET_REG32_LOOP(RCVLPC_MODE, 0x20);
  6010. GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c);
  6011. GET_REG32_LOOP(RCVDBDI_MODE, 0x0c);
  6012. GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c);
  6013. GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44);
  6014. GET_REG32_1(RCVDCC_MODE);
  6015. GET_REG32_LOOP(RCVBDI_MODE, 0x20);
  6016. GET_REG32_LOOP(RCVCC_MODE, 0x14);
  6017. GET_REG32_LOOP(RCVLSC_MODE, 0x08);
  6018. GET_REG32_1(MBFREE_MODE);
  6019. GET_REG32_LOOP(HOSTCC_MODE, 0x100);
  6020. GET_REG32_LOOP(MEMARB_MODE, 0x10);
  6021. GET_REG32_LOOP(BUFMGR_MODE, 0x58);
  6022. GET_REG32_LOOP(RDMAC_MODE, 0x08);
  6023. GET_REG32_LOOP(WDMAC_MODE, 0x08);
  6024. GET_REG32_LOOP(RX_CPU_BASE, 0x280);
  6025. GET_REG32_LOOP(TX_CPU_BASE, 0x280);
  6026. GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110);
  6027. GET_REG32_LOOP(FTQ_RESET, 0x120);
  6028. GET_REG32_LOOP(MSGINT_MODE, 0x0c);
  6029. GET_REG32_1(DMAC_MODE);
  6030. GET_REG32_LOOP(GRC_MODE, 0x4c);
  6031. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  6032. GET_REG32_LOOP(NVRAM_CMD, 0x24);
  6033. #undef __GET_REG32
  6034. #undef GET_REG32_LOOP
  6035. #undef GET_REG32_1
  6036. tg3_full_unlock(tp);
  6037. }
  6038. static int tg3_get_eeprom_len(struct net_device *dev)
  6039. {
  6040. struct tg3 *tp = netdev_priv(dev);
  6041. return tp->nvram_size;
  6042. }
  6043. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
  6044. static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  6045. {
  6046. struct tg3 *tp = netdev_priv(dev);
  6047. int ret;
  6048. u8 *pd;
  6049. u32 i, offset, len, val, b_offset, b_count;
  6050. offset = eeprom->offset;
  6051. len = eeprom->len;
  6052. eeprom->len = 0;
  6053. eeprom->magic = TG3_EEPROM_MAGIC;
  6054. if (offset & 3) {
  6055. /* adjustments to start on required 4 byte boundary */
  6056. b_offset = offset & 3;
  6057. b_count = 4 - b_offset;
  6058. if (b_count > len) {
  6059. /* i.e. offset=1 len=2 */
  6060. b_count = len;
  6061. }
  6062. ret = tg3_nvram_read(tp, offset-b_offset, &val);
  6063. if (ret)
  6064. return ret;
  6065. val = cpu_to_le32(val);
  6066. memcpy(data, ((char*)&val) + b_offset, b_count);
  6067. len -= b_count;
  6068. offset += b_count;
  6069. eeprom->len += b_count;
  6070. }
  6071. /* read bytes upto the last 4 byte boundary */
  6072. pd = &data[eeprom->len];
  6073. for (i = 0; i < (len - (len & 3)); i += 4) {
  6074. ret = tg3_nvram_read(tp, offset + i, &val);
  6075. if (ret) {
  6076. eeprom->len += i;
  6077. return ret;
  6078. }
  6079. val = cpu_to_le32(val);
  6080. memcpy(pd + i, &val, 4);
  6081. }
  6082. eeprom->len += i;
  6083. if (len & 3) {
  6084. /* read last bytes not ending on 4 byte boundary */
  6085. pd = &data[eeprom->len];
  6086. b_count = len & 3;
  6087. b_offset = offset + len - b_count;
  6088. ret = tg3_nvram_read(tp, b_offset, &val);
  6089. if (ret)
  6090. return ret;
  6091. val = cpu_to_le32(val);
  6092. memcpy(pd, ((char*)&val), b_count);
  6093. eeprom->len += b_count;
  6094. }
  6095. return 0;
  6096. }
  6097. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf);
  6098. static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  6099. {
  6100. struct tg3 *tp = netdev_priv(dev);
  6101. int ret;
  6102. u32 offset, len, b_offset, odd_len, start, end;
  6103. u8 *buf;
  6104. if (eeprom->magic != TG3_EEPROM_MAGIC)
  6105. return -EINVAL;
  6106. offset = eeprom->offset;
  6107. len = eeprom->len;
  6108. if ((b_offset = (offset & 3))) {
  6109. /* adjustments to start on required 4 byte boundary */
  6110. ret = tg3_nvram_read(tp, offset-b_offset, &start);
  6111. if (ret)
  6112. return ret;
  6113. start = cpu_to_le32(start);
  6114. len += b_offset;
  6115. offset &= ~3;
  6116. if (len < 4)
  6117. len = 4;
  6118. }
  6119. odd_len = 0;
  6120. if (len & 3) {
  6121. /* adjustments to end on required 4 byte boundary */
  6122. odd_len = 1;
  6123. len = (len + 3) & ~3;
  6124. ret = tg3_nvram_read(tp, offset+len-4, &end);
  6125. if (ret)
  6126. return ret;
  6127. end = cpu_to_le32(end);
  6128. }
  6129. buf = data;
  6130. if (b_offset || odd_len) {
  6131. buf = kmalloc(len, GFP_KERNEL);
  6132. if (buf == 0)
  6133. return -ENOMEM;
  6134. if (b_offset)
  6135. memcpy(buf, &start, 4);
  6136. if (odd_len)
  6137. memcpy(buf+len-4, &end, 4);
  6138. memcpy(buf + b_offset, data, eeprom->len);
  6139. }
  6140. ret = tg3_nvram_write_block(tp, offset, len, buf);
  6141. if (buf != data)
  6142. kfree(buf);
  6143. return ret;
  6144. }
  6145. static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  6146. {
  6147. struct tg3 *tp = netdev_priv(dev);
  6148. cmd->supported = (SUPPORTED_Autoneg);
  6149. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  6150. cmd->supported |= (SUPPORTED_1000baseT_Half |
  6151. SUPPORTED_1000baseT_Full);
  6152. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES))
  6153. cmd->supported |= (SUPPORTED_100baseT_Half |
  6154. SUPPORTED_100baseT_Full |
  6155. SUPPORTED_10baseT_Half |
  6156. SUPPORTED_10baseT_Full |
  6157. SUPPORTED_MII);
  6158. else
  6159. cmd->supported |= SUPPORTED_FIBRE;
  6160. cmd->advertising = tp->link_config.advertising;
  6161. if (netif_running(dev)) {
  6162. cmd->speed = tp->link_config.active_speed;
  6163. cmd->duplex = tp->link_config.active_duplex;
  6164. }
  6165. cmd->port = 0;
  6166. cmd->phy_address = PHY_ADDR;
  6167. cmd->transceiver = 0;
  6168. cmd->autoneg = tp->link_config.autoneg;
  6169. cmd->maxtxpkt = 0;
  6170. cmd->maxrxpkt = 0;
  6171. return 0;
  6172. }
  6173. static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  6174. {
  6175. struct tg3 *tp = netdev_priv(dev);
  6176. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  6177. /* These are the only valid advertisement bits allowed. */
  6178. if (cmd->autoneg == AUTONEG_ENABLE &&
  6179. (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
  6180. ADVERTISED_1000baseT_Full |
  6181. ADVERTISED_Autoneg |
  6182. ADVERTISED_FIBRE)))
  6183. return -EINVAL;
  6184. }
  6185. tg3_full_lock(tp, 0);
  6186. tp->link_config.autoneg = cmd->autoneg;
  6187. if (cmd->autoneg == AUTONEG_ENABLE) {
  6188. tp->link_config.advertising = cmd->advertising;
  6189. tp->link_config.speed = SPEED_INVALID;
  6190. tp->link_config.duplex = DUPLEX_INVALID;
  6191. } else {
  6192. tp->link_config.advertising = 0;
  6193. tp->link_config.speed = cmd->speed;
  6194. tp->link_config.duplex = cmd->duplex;
  6195. }
  6196. if (netif_running(dev))
  6197. tg3_setup_phy(tp, 1);
  6198. tg3_full_unlock(tp);
  6199. return 0;
  6200. }
  6201. static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
  6202. {
  6203. struct tg3 *tp = netdev_priv(dev);
  6204. strcpy(info->driver, DRV_MODULE_NAME);
  6205. strcpy(info->version, DRV_MODULE_VERSION);
  6206. strcpy(info->bus_info, pci_name(tp->pdev));
  6207. }
  6208. static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  6209. {
  6210. struct tg3 *tp = netdev_priv(dev);
  6211. wol->supported = WAKE_MAGIC;
  6212. wol->wolopts = 0;
  6213. if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
  6214. wol->wolopts = WAKE_MAGIC;
  6215. memset(&wol->sopass, 0, sizeof(wol->sopass));
  6216. }
  6217. static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  6218. {
  6219. struct tg3 *tp = netdev_priv(dev);
  6220. if (wol->wolopts & ~WAKE_MAGIC)
  6221. return -EINVAL;
  6222. if ((wol->wolopts & WAKE_MAGIC) &&
  6223. tp->tg3_flags2 & TG3_FLG2_PHY_SERDES &&
  6224. !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP))
  6225. return -EINVAL;
  6226. spin_lock_bh(&tp->lock);
  6227. if (wol->wolopts & WAKE_MAGIC)
  6228. tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
  6229. else
  6230. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  6231. spin_unlock_bh(&tp->lock);
  6232. return 0;
  6233. }
  6234. static u32 tg3_get_msglevel(struct net_device *dev)
  6235. {
  6236. struct tg3 *tp = netdev_priv(dev);
  6237. return tp->msg_enable;
  6238. }
  6239. static void tg3_set_msglevel(struct net_device *dev, u32 value)
  6240. {
  6241. struct tg3 *tp = netdev_priv(dev);
  6242. tp->msg_enable = value;
  6243. }
  6244. #if TG3_TSO_SUPPORT != 0
  6245. static int tg3_set_tso(struct net_device *dev, u32 value)
  6246. {
  6247. struct tg3 *tp = netdev_priv(dev);
  6248. if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  6249. if (value)
  6250. return -EINVAL;
  6251. return 0;
  6252. }
  6253. return ethtool_op_set_tso(dev, value);
  6254. }
  6255. #endif
  6256. static int tg3_nway_reset(struct net_device *dev)
  6257. {
  6258. struct tg3 *tp = netdev_priv(dev);
  6259. u32 bmcr;
  6260. int r;
  6261. if (!netif_running(dev))
  6262. return -EAGAIN;
  6263. spin_lock_bh(&tp->lock);
  6264. r = -EINVAL;
  6265. tg3_readphy(tp, MII_BMCR, &bmcr);
  6266. if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
  6267. (bmcr & BMCR_ANENABLE)) {
  6268. tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART);
  6269. r = 0;
  6270. }
  6271. spin_unlock_bh(&tp->lock);
  6272. return r;
  6273. }
  6274. static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6275. {
  6276. struct tg3 *tp = netdev_priv(dev);
  6277. ering->rx_max_pending = TG3_RX_RING_SIZE - 1;
  6278. ering->rx_mini_max_pending = 0;
  6279. ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1;
  6280. ering->rx_pending = tp->rx_pending;
  6281. ering->rx_mini_pending = 0;
  6282. ering->rx_jumbo_pending = tp->rx_jumbo_pending;
  6283. ering->tx_pending = tp->tx_pending;
  6284. }
  6285. static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6286. {
  6287. struct tg3 *tp = netdev_priv(dev);
  6288. int irq_sync = 0;
  6289. if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) ||
  6290. (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) ||
  6291. (ering->tx_pending > TG3_TX_RING_SIZE - 1))
  6292. return -EINVAL;
  6293. if (netif_running(dev)) {
  6294. tg3_netif_stop(tp);
  6295. irq_sync = 1;
  6296. }
  6297. tg3_full_lock(tp, irq_sync);
  6298. tp->rx_pending = ering->rx_pending;
  6299. if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) &&
  6300. tp->rx_pending > 63)
  6301. tp->rx_pending = 63;
  6302. tp->rx_jumbo_pending = ering->rx_jumbo_pending;
  6303. tp->tx_pending = ering->tx_pending;
  6304. if (netif_running(dev)) {
  6305. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6306. tg3_init_hw(tp);
  6307. tg3_netif_start(tp);
  6308. }
  6309. tg3_full_unlock(tp);
  6310. return 0;
  6311. }
  6312. static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6313. {
  6314. struct tg3 *tp = netdev_priv(dev);
  6315. epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
  6316. epause->rx_pause = (tp->tg3_flags & TG3_FLAG_RX_PAUSE) != 0;
  6317. epause->tx_pause = (tp->tg3_flags & TG3_FLAG_TX_PAUSE) != 0;
  6318. }
  6319. static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6320. {
  6321. struct tg3 *tp = netdev_priv(dev);
  6322. int irq_sync = 0;
  6323. if (netif_running(dev)) {
  6324. tg3_netif_stop(tp);
  6325. irq_sync = 1;
  6326. }
  6327. tg3_full_lock(tp, irq_sync);
  6328. if (epause->autoneg)
  6329. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  6330. else
  6331. tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
  6332. if (epause->rx_pause)
  6333. tp->tg3_flags |= TG3_FLAG_RX_PAUSE;
  6334. else
  6335. tp->tg3_flags &= ~TG3_FLAG_RX_PAUSE;
  6336. if (epause->tx_pause)
  6337. tp->tg3_flags |= TG3_FLAG_TX_PAUSE;
  6338. else
  6339. tp->tg3_flags &= ~TG3_FLAG_TX_PAUSE;
  6340. if (netif_running(dev)) {
  6341. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6342. tg3_init_hw(tp);
  6343. tg3_netif_start(tp);
  6344. }
  6345. tg3_full_unlock(tp);
  6346. return 0;
  6347. }
  6348. static u32 tg3_get_rx_csum(struct net_device *dev)
  6349. {
  6350. struct tg3 *tp = netdev_priv(dev);
  6351. return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0;
  6352. }
  6353. static int tg3_set_rx_csum(struct net_device *dev, u32 data)
  6354. {
  6355. struct tg3 *tp = netdev_priv(dev);
  6356. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6357. if (data != 0)
  6358. return -EINVAL;
  6359. return 0;
  6360. }
  6361. spin_lock_bh(&tp->lock);
  6362. if (data)
  6363. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  6364. else
  6365. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  6366. spin_unlock_bh(&tp->lock);
  6367. return 0;
  6368. }
  6369. static int tg3_set_tx_csum(struct net_device *dev, u32 data)
  6370. {
  6371. struct tg3 *tp = netdev_priv(dev);
  6372. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6373. if (data != 0)
  6374. return -EINVAL;
  6375. return 0;
  6376. }
  6377. if (data)
  6378. dev->features |= NETIF_F_IP_CSUM;
  6379. else
  6380. dev->features &= ~NETIF_F_IP_CSUM;
  6381. return 0;
  6382. }
  6383. static int tg3_get_stats_count (struct net_device *dev)
  6384. {
  6385. return TG3_NUM_STATS;
  6386. }
  6387. static int tg3_get_test_count (struct net_device *dev)
  6388. {
  6389. return TG3_NUM_TEST;
  6390. }
  6391. static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
  6392. {
  6393. switch (stringset) {
  6394. case ETH_SS_STATS:
  6395. memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
  6396. break;
  6397. case ETH_SS_TEST:
  6398. memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
  6399. break;
  6400. default:
  6401. WARN_ON(1); /* we need a WARN() */
  6402. break;
  6403. }
  6404. }
  6405. static void tg3_get_ethtool_stats (struct net_device *dev,
  6406. struct ethtool_stats *estats, u64 *tmp_stats)
  6407. {
  6408. struct tg3 *tp = netdev_priv(dev);
  6409. memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
  6410. }
  6411. #define NVRAM_TEST_SIZE 0x100
  6412. static int tg3_test_nvram(struct tg3 *tp)
  6413. {
  6414. u32 *buf, csum;
  6415. int i, j, err = 0;
  6416. buf = kmalloc(NVRAM_TEST_SIZE, GFP_KERNEL);
  6417. if (buf == NULL)
  6418. return -ENOMEM;
  6419. for (i = 0, j = 0; i < NVRAM_TEST_SIZE; i += 4, j++) {
  6420. u32 val;
  6421. if ((err = tg3_nvram_read(tp, i, &val)) != 0)
  6422. break;
  6423. buf[j] = cpu_to_le32(val);
  6424. }
  6425. if (i < NVRAM_TEST_SIZE)
  6426. goto out;
  6427. err = -EIO;
  6428. if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC)
  6429. goto out;
  6430. /* Bootstrap checksum at offset 0x10 */
  6431. csum = calc_crc((unsigned char *) buf, 0x10);
  6432. if(csum != cpu_to_le32(buf[0x10/4]))
  6433. goto out;
  6434. /* Manufacturing block starts at offset 0x74, checksum at 0xfc */
  6435. csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
  6436. if (csum != cpu_to_le32(buf[0xfc/4]))
  6437. goto out;
  6438. err = 0;
  6439. out:
  6440. kfree(buf);
  6441. return err;
  6442. }
  6443. #define TG3_SERDES_TIMEOUT_SEC 2
  6444. #define TG3_COPPER_TIMEOUT_SEC 6
  6445. static int tg3_test_link(struct tg3 *tp)
  6446. {
  6447. int i, max;
  6448. if (!netif_running(tp->dev))
  6449. return -ENODEV;
  6450. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6451. max = TG3_SERDES_TIMEOUT_SEC;
  6452. else
  6453. max = TG3_COPPER_TIMEOUT_SEC;
  6454. for (i = 0; i < max; i++) {
  6455. if (netif_carrier_ok(tp->dev))
  6456. return 0;
  6457. if (msleep_interruptible(1000))
  6458. break;
  6459. }
  6460. return -EIO;
  6461. }
  6462. /* Only test the commonly used registers */
  6463. static int tg3_test_registers(struct tg3 *tp)
  6464. {
  6465. int i, is_5705;
  6466. u32 offset, read_mask, write_mask, val, save_val, read_val;
  6467. static struct {
  6468. u16 offset;
  6469. u16 flags;
  6470. #define TG3_FL_5705 0x1
  6471. #define TG3_FL_NOT_5705 0x2
  6472. #define TG3_FL_NOT_5788 0x4
  6473. u32 read_mask;
  6474. u32 write_mask;
  6475. } reg_tbl[] = {
  6476. /* MAC Control Registers */
  6477. { MAC_MODE, TG3_FL_NOT_5705,
  6478. 0x00000000, 0x00ef6f8c },
  6479. { MAC_MODE, TG3_FL_5705,
  6480. 0x00000000, 0x01ef6b8c },
  6481. { MAC_STATUS, TG3_FL_NOT_5705,
  6482. 0x03800107, 0x00000000 },
  6483. { MAC_STATUS, TG3_FL_5705,
  6484. 0x03800100, 0x00000000 },
  6485. { MAC_ADDR_0_HIGH, 0x0000,
  6486. 0x00000000, 0x0000ffff },
  6487. { MAC_ADDR_0_LOW, 0x0000,
  6488. 0x00000000, 0xffffffff },
  6489. { MAC_RX_MTU_SIZE, 0x0000,
  6490. 0x00000000, 0x0000ffff },
  6491. { MAC_TX_MODE, 0x0000,
  6492. 0x00000000, 0x00000070 },
  6493. { MAC_TX_LENGTHS, 0x0000,
  6494. 0x00000000, 0x00003fff },
  6495. { MAC_RX_MODE, TG3_FL_NOT_5705,
  6496. 0x00000000, 0x000007fc },
  6497. { MAC_RX_MODE, TG3_FL_5705,
  6498. 0x00000000, 0x000007dc },
  6499. { MAC_HASH_REG_0, 0x0000,
  6500. 0x00000000, 0xffffffff },
  6501. { MAC_HASH_REG_1, 0x0000,
  6502. 0x00000000, 0xffffffff },
  6503. { MAC_HASH_REG_2, 0x0000,
  6504. 0x00000000, 0xffffffff },
  6505. { MAC_HASH_REG_3, 0x0000,
  6506. 0x00000000, 0xffffffff },
  6507. /* Receive Data and Receive BD Initiator Control Registers. */
  6508. { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705,
  6509. 0x00000000, 0xffffffff },
  6510. { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705,
  6511. 0x00000000, 0xffffffff },
  6512. { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705,
  6513. 0x00000000, 0x00000003 },
  6514. { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705,
  6515. 0x00000000, 0xffffffff },
  6516. { RCVDBDI_STD_BD+0, 0x0000,
  6517. 0x00000000, 0xffffffff },
  6518. { RCVDBDI_STD_BD+4, 0x0000,
  6519. 0x00000000, 0xffffffff },
  6520. { RCVDBDI_STD_BD+8, 0x0000,
  6521. 0x00000000, 0xffff0002 },
  6522. { RCVDBDI_STD_BD+0xc, 0x0000,
  6523. 0x00000000, 0xffffffff },
  6524. /* Receive BD Initiator Control Registers. */
  6525. { RCVBDI_STD_THRESH, TG3_FL_NOT_5705,
  6526. 0x00000000, 0xffffffff },
  6527. { RCVBDI_STD_THRESH, TG3_FL_5705,
  6528. 0x00000000, 0x000003ff },
  6529. { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705,
  6530. 0x00000000, 0xffffffff },
  6531. /* Host Coalescing Control Registers. */
  6532. { HOSTCC_MODE, TG3_FL_NOT_5705,
  6533. 0x00000000, 0x00000004 },
  6534. { HOSTCC_MODE, TG3_FL_5705,
  6535. 0x00000000, 0x000000f6 },
  6536. { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705,
  6537. 0x00000000, 0xffffffff },
  6538. { HOSTCC_RXCOL_TICKS, TG3_FL_5705,
  6539. 0x00000000, 0x000003ff },
  6540. { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705,
  6541. 0x00000000, 0xffffffff },
  6542. { HOSTCC_TXCOL_TICKS, TG3_FL_5705,
  6543. 0x00000000, 0x000003ff },
  6544. { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705,
  6545. 0x00000000, 0xffffffff },
  6546. { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  6547. 0x00000000, 0x000000ff },
  6548. { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705,
  6549. 0x00000000, 0xffffffff },
  6550. { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  6551. 0x00000000, 0x000000ff },
  6552. { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705,
  6553. 0x00000000, 0xffffffff },
  6554. { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705,
  6555. 0x00000000, 0xffffffff },
  6556. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  6557. 0x00000000, 0xffffffff },
  6558. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  6559. 0x00000000, 0x000000ff },
  6560. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  6561. 0x00000000, 0xffffffff },
  6562. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  6563. 0x00000000, 0x000000ff },
  6564. { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705,
  6565. 0x00000000, 0xffffffff },
  6566. { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705,
  6567. 0x00000000, 0xffffffff },
  6568. { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705,
  6569. 0x00000000, 0xffffffff },
  6570. { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000,
  6571. 0x00000000, 0xffffffff },
  6572. { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000,
  6573. 0x00000000, 0xffffffff },
  6574. { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000,
  6575. 0xffffffff, 0x00000000 },
  6576. { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000,
  6577. 0xffffffff, 0x00000000 },
  6578. /* Buffer Manager Control Registers. */
  6579. { BUFMGR_MB_POOL_ADDR, 0x0000,
  6580. 0x00000000, 0x007fff80 },
  6581. { BUFMGR_MB_POOL_SIZE, 0x0000,
  6582. 0x00000000, 0x007fffff },
  6583. { BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
  6584. 0x00000000, 0x0000003f },
  6585. { BUFMGR_MB_MACRX_LOW_WATER, 0x0000,
  6586. 0x00000000, 0x000001ff },
  6587. { BUFMGR_MB_HIGH_WATER, 0x0000,
  6588. 0x00000000, 0x000001ff },
  6589. { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705,
  6590. 0xffffffff, 0x00000000 },
  6591. { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705,
  6592. 0xffffffff, 0x00000000 },
  6593. /* Mailbox Registers */
  6594. { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000,
  6595. 0x00000000, 0x000001ff },
  6596. { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705,
  6597. 0x00000000, 0x000001ff },
  6598. { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000,
  6599. 0x00000000, 0x000007ff },
  6600. { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000,
  6601. 0x00000000, 0x000001ff },
  6602. { 0xffff, 0x0000, 0x00000000, 0x00000000 },
  6603. };
  6604. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  6605. is_5705 = 1;
  6606. else
  6607. is_5705 = 0;
  6608. for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
  6609. if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
  6610. continue;
  6611. if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705))
  6612. continue;
  6613. if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  6614. (reg_tbl[i].flags & TG3_FL_NOT_5788))
  6615. continue;
  6616. offset = (u32) reg_tbl[i].offset;
  6617. read_mask = reg_tbl[i].read_mask;
  6618. write_mask = reg_tbl[i].write_mask;
  6619. /* Save the original register content */
  6620. save_val = tr32(offset);
  6621. /* Determine the read-only value. */
  6622. read_val = save_val & read_mask;
  6623. /* Write zero to the register, then make sure the read-only bits
  6624. * are not changed and the read/write bits are all zeros.
  6625. */
  6626. tw32(offset, 0);
  6627. val = tr32(offset);
  6628. /* Test the read-only and read/write bits. */
  6629. if (((val & read_mask) != read_val) || (val & write_mask))
  6630. goto out;
  6631. /* Write ones to all the bits defined by RdMask and WrMask, then
  6632. * make sure the read-only bits are not changed and the
  6633. * read/write bits are all ones.
  6634. */
  6635. tw32(offset, read_mask | write_mask);
  6636. val = tr32(offset);
  6637. /* Test the read-only bits. */
  6638. if ((val & read_mask) != read_val)
  6639. goto out;
  6640. /* Test the read/write bits. */
  6641. if ((val & write_mask) != write_mask)
  6642. goto out;
  6643. tw32(offset, save_val);
  6644. }
  6645. return 0;
  6646. out:
  6647. printk(KERN_ERR PFX "Register test failed at offset %x\n", offset);
  6648. tw32(offset, save_val);
  6649. return -EIO;
  6650. }
  6651. static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
  6652. {
  6653. static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
  6654. int i;
  6655. u32 j;
  6656. for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
  6657. for (j = 0; j < len; j += 4) {
  6658. u32 val;
  6659. tg3_write_mem(tp, offset + j, test_pattern[i]);
  6660. tg3_read_mem(tp, offset + j, &val);
  6661. if (val != test_pattern[i])
  6662. return -EIO;
  6663. }
  6664. }
  6665. return 0;
  6666. }
  6667. static int tg3_test_memory(struct tg3 *tp)
  6668. {
  6669. static struct mem_entry {
  6670. u32 offset;
  6671. u32 len;
  6672. } mem_tbl_570x[] = {
  6673. { 0x00000000, 0x01000},
  6674. { 0x00002000, 0x1c000},
  6675. { 0xffffffff, 0x00000}
  6676. }, mem_tbl_5705[] = {
  6677. { 0x00000100, 0x0000c},
  6678. { 0x00000200, 0x00008},
  6679. { 0x00000b50, 0x00400},
  6680. { 0x00004000, 0x00800},
  6681. { 0x00006000, 0x01000},
  6682. { 0x00008000, 0x02000},
  6683. { 0x00010000, 0x0e000},
  6684. { 0xffffffff, 0x00000}
  6685. };
  6686. struct mem_entry *mem_tbl;
  6687. int err = 0;
  6688. int i;
  6689. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  6690. mem_tbl = mem_tbl_5705;
  6691. else
  6692. mem_tbl = mem_tbl_570x;
  6693. for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
  6694. if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
  6695. mem_tbl[i].len)) != 0)
  6696. break;
  6697. }
  6698. return err;
  6699. }
  6700. static int tg3_test_loopback(struct tg3 *tp)
  6701. {
  6702. u32 mac_mode, send_idx, rx_start_idx, rx_idx, tx_idx, opaque_key;
  6703. u32 desc_idx;
  6704. struct sk_buff *skb, *rx_skb;
  6705. u8 *tx_data;
  6706. dma_addr_t map;
  6707. int num_pkts, tx_len, rx_len, i, err;
  6708. struct tg3_rx_buffer_desc *desc;
  6709. if (!netif_running(tp->dev))
  6710. return -ENODEV;
  6711. err = -EIO;
  6712. tg3_reset_hw(tp);
  6713. mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
  6714. MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY |
  6715. MAC_MODE_PORT_MODE_GMII;
  6716. tw32(MAC_MODE, mac_mode);
  6717. tx_len = 1514;
  6718. skb = dev_alloc_skb(tx_len);
  6719. tx_data = skb_put(skb, tx_len);
  6720. memcpy(tx_data, tp->dev->dev_addr, 6);
  6721. memset(tx_data + 6, 0x0, 8);
  6722. tw32(MAC_RX_MTU_SIZE, tx_len + 4);
  6723. for (i = 14; i < tx_len; i++)
  6724. tx_data[i] = (u8) (i & 0xff);
  6725. map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE);
  6726. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  6727. HOSTCC_MODE_NOW);
  6728. udelay(10);
  6729. rx_start_idx = tp->hw_status->idx[0].rx_producer;
  6730. send_idx = 0;
  6731. num_pkts = 0;
  6732. tg3_set_txd(tp, send_idx, map, tx_len, 0, 1);
  6733. send_idx++;
  6734. num_pkts++;
  6735. tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, send_idx);
  6736. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
  6737. udelay(10);
  6738. for (i = 0; i < 10; i++) {
  6739. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  6740. HOSTCC_MODE_NOW);
  6741. udelay(10);
  6742. tx_idx = tp->hw_status->idx[0].tx_consumer;
  6743. rx_idx = tp->hw_status->idx[0].rx_producer;
  6744. if ((tx_idx == send_idx) &&
  6745. (rx_idx == (rx_start_idx + num_pkts)))
  6746. break;
  6747. }
  6748. pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
  6749. dev_kfree_skb(skb);
  6750. if (tx_idx != send_idx)
  6751. goto out;
  6752. if (rx_idx != rx_start_idx + num_pkts)
  6753. goto out;
  6754. desc = &tp->rx_rcb[rx_start_idx];
  6755. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  6756. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  6757. if (opaque_key != RXD_OPAQUE_RING_STD)
  6758. goto out;
  6759. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  6760. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII))
  6761. goto out;
  6762. rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4;
  6763. if (rx_len != tx_len)
  6764. goto out;
  6765. rx_skb = tp->rx_std_buffers[desc_idx].skb;
  6766. map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
  6767. pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
  6768. for (i = 14; i < tx_len; i++) {
  6769. if (*(rx_skb->data + i) != (u8) (i & 0xff))
  6770. goto out;
  6771. }
  6772. err = 0;
  6773. /* tg3_free_rings will unmap and free the rx_skb */
  6774. out:
  6775. return err;
  6776. }
  6777. static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
  6778. u64 *data)
  6779. {
  6780. struct tg3 *tp = netdev_priv(dev);
  6781. memset(data, 0, sizeof(u64) * TG3_NUM_TEST);
  6782. if (tg3_test_nvram(tp) != 0) {
  6783. etest->flags |= ETH_TEST_FL_FAILED;
  6784. data[0] = 1;
  6785. }
  6786. if (tg3_test_link(tp) != 0) {
  6787. etest->flags |= ETH_TEST_FL_FAILED;
  6788. data[1] = 1;
  6789. }
  6790. if (etest->flags & ETH_TEST_FL_OFFLINE) {
  6791. int irq_sync = 0;
  6792. if (netif_running(dev)) {
  6793. tg3_netif_stop(tp);
  6794. irq_sync = 1;
  6795. }
  6796. tg3_full_lock(tp, irq_sync);
  6797. tg3_halt(tp, RESET_KIND_SUSPEND, 1);
  6798. tg3_nvram_lock(tp);
  6799. tg3_halt_cpu(tp, RX_CPU_BASE);
  6800. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  6801. tg3_halt_cpu(tp, TX_CPU_BASE);
  6802. tg3_nvram_unlock(tp);
  6803. if (tg3_test_registers(tp) != 0) {
  6804. etest->flags |= ETH_TEST_FL_FAILED;
  6805. data[2] = 1;
  6806. }
  6807. if (tg3_test_memory(tp) != 0) {
  6808. etest->flags |= ETH_TEST_FL_FAILED;
  6809. data[3] = 1;
  6810. }
  6811. if (tg3_test_loopback(tp) != 0) {
  6812. etest->flags |= ETH_TEST_FL_FAILED;
  6813. data[4] = 1;
  6814. }
  6815. tg3_full_unlock(tp);
  6816. if (tg3_test_interrupt(tp) != 0) {
  6817. etest->flags |= ETH_TEST_FL_FAILED;
  6818. data[5] = 1;
  6819. }
  6820. tg3_full_lock(tp, 0);
  6821. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6822. if (netif_running(dev)) {
  6823. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  6824. tg3_init_hw(tp);
  6825. tg3_netif_start(tp);
  6826. }
  6827. tg3_full_unlock(tp);
  6828. }
  6829. }
  6830. static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
  6831. {
  6832. struct mii_ioctl_data *data = if_mii(ifr);
  6833. struct tg3 *tp = netdev_priv(dev);
  6834. int err;
  6835. switch(cmd) {
  6836. case SIOCGMIIPHY:
  6837. data->phy_id = PHY_ADDR;
  6838. /* fallthru */
  6839. case SIOCGMIIREG: {
  6840. u32 mii_regval;
  6841. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6842. break; /* We have no PHY */
  6843. spin_lock_bh(&tp->lock);
  6844. err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
  6845. spin_unlock_bh(&tp->lock);
  6846. data->val_out = mii_regval;
  6847. return err;
  6848. }
  6849. case SIOCSMIIREG:
  6850. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6851. break; /* We have no PHY */
  6852. if (!capable(CAP_NET_ADMIN))
  6853. return -EPERM;
  6854. spin_lock_bh(&tp->lock);
  6855. err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
  6856. spin_unlock_bh(&tp->lock);
  6857. return err;
  6858. default:
  6859. /* do nothing */
  6860. break;
  6861. }
  6862. return -EOPNOTSUPP;
  6863. }
  6864. #if TG3_VLAN_TAG_USED
  6865. static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
  6866. {
  6867. struct tg3 *tp = netdev_priv(dev);
  6868. tg3_full_lock(tp, 0);
  6869. tp->vlgrp = grp;
  6870. /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
  6871. __tg3_set_rx_mode(dev);
  6872. tg3_full_unlock(tp);
  6873. }
  6874. static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
  6875. {
  6876. struct tg3 *tp = netdev_priv(dev);
  6877. tg3_full_lock(tp, 0);
  6878. if (tp->vlgrp)
  6879. tp->vlgrp->vlan_devices[vid] = NULL;
  6880. tg3_full_unlock(tp);
  6881. }
  6882. #endif
  6883. static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  6884. {
  6885. struct tg3 *tp = netdev_priv(dev);
  6886. memcpy(ec, &tp->coal, sizeof(*ec));
  6887. return 0;
  6888. }
  6889. static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  6890. {
  6891. struct tg3 *tp = netdev_priv(dev);
  6892. u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0;
  6893. u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0;
  6894. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  6895. max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT;
  6896. max_txcoal_tick_int = MAX_TXCOAL_TICK_INT;
  6897. max_stat_coal_ticks = MAX_STAT_COAL_TICKS;
  6898. min_stat_coal_ticks = MIN_STAT_COAL_TICKS;
  6899. }
  6900. if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) ||
  6901. (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) ||
  6902. (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) ||
  6903. (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) ||
  6904. (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) ||
  6905. (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) ||
  6906. (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) ||
  6907. (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) ||
  6908. (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) ||
  6909. (ec->stats_block_coalesce_usecs < min_stat_coal_ticks))
  6910. return -EINVAL;
  6911. /* No rx interrupts will be generated if both are zero */
  6912. if ((ec->rx_coalesce_usecs == 0) &&
  6913. (ec->rx_max_coalesced_frames == 0))
  6914. return -EINVAL;
  6915. /* No tx interrupts will be generated if both are zero */
  6916. if ((ec->tx_coalesce_usecs == 0) &&
  6917. (ec->tx_max_coalesced_frames == 0))
  6918. return -EINVAL;
  6919. /* Only copy relevant parameters, ignore all others. */
  6920. tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs;
  6921. tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs;
  6922. tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames;
  6923. tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames;
  6924. tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq;
  6925. tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq;
  6926. tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq;
  6927. tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq;
  6928. tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs;
  6929. if (netif_running(dev)) {
  6930. tg3_full_lock(tp, 0);
  6931. __tg3_set_coalesce(tp, &tp->coal);
  6932. tg3_full_unlock(tp);
  6933. }
  6934. return 0;
  6935. }
  6936. static struct ethtool_ops tg3_ethtool_ops = {
  6937. .get_settings = tg3_get_settings,
  6938. .set_settings = tg3_set_settings,
  6939. .get_drvinfo = tg3_get_drvinfo,
  6940. .get_regs_len = tg3_get_regs_len,
  6941. .get_regs = tg3_get_regs,
  6942. .get_wol = tg3_get_wol,
  6943. .set_wol = tg3_set_wol,
  6944. .get_msglevel = tg3_get_msglevel,
  6945. .set_msglevel = tg3_set_msglevel,
  6946. .nway_reset = tg3_nway_reset,
  6947. .get_link = ethtool_op_get_link,
  6948. .get_eeprom_len = tg3_get_eeprom_len,
  6949. .get_eeprom = tg3_get_eeprom,
  6950. .set_eeprom = tg3_set_eeprom,
  6951. .get_ringparam = tg3_get_ringparam,
  6952. .set_ringparam = tg3_set_ringparam,
  6953. .get_pauseparam = tg3_get_pauseparam,
  6954. .set_pauseparam = tg3_set_pauseparam,
  6955. .get_rx_csum = tg3_get_rx_csum,
  6956. .set_rx_csum = tg3_set_rx_csum,
  6957. .get_tx_csum = ethtool_op_get_tx_csum,
  6958. .set_tx_csum = tg3_set_tx_csum,
  6959. .get_sg = ethtool_op_get_sg,
  6960. .set_sg = ethtool_op_set_sg,
  6961. #if TG3_TSO_SUPPORT != 0
  6962. .get_tso = ethtool_op_get_tso,
  6963. .set_tso = tg3_set_tso,
  6964. #endif
  6965. .self_test_count = tg3_get_test_count,
  6966. .self_test = tg3_self_test,
  6967. .get_strings = tg3_get_strings,
  6968. .get_stats_count = tg3_get_stats_count,
  6969. .get_ethtool_stats = tg3_get_ethtool_stats,
  6970. .get_coalesce = tg3_get_coalesce,
  6971. .set_coalesce = tg3_set_coalesce,
  6972. };
  6973. static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
  6974. {
  6975. u32 cursize, val;
  6976. tp->nvram_size = EEPROM_CHIP_SIZE;
  6977. if (tg3_nvram_read(tp, 0, &val) != 0)
  6978. return;
  6979. if (swab32(val) != TG3_EEPROM_MAGIC)
  6980. return;
  6981. /*
  6982. * Size the chip by reading offsets at increasing powers of two.
  6983. * When we encounter our validation signature, we know the addressing
  6984. * has wrapped around, and thus have our chip size.
  6985. */
  6986. cursize = 0x800;
  6987. while (cursize < tp->nvram_size) {
  6988. if (tg3_nvram_read(tp, cursize, &val) != 0)
  6989. return;
  6990. if (swab32(val) == TG3_EEPROM_MAGIC)
  6991. break;
  6992. cursize <<= 1;
  6993. }
  6994. tp->nvram_size = cursize;
  6995. }
  6996. static void __devinit tg3_get_nvram_size(struct tg3 *tp)
  6997. {
  6998. u32 val;
  6999. if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
  7000. if (val != 0) {
  7001. tp->nvram_size = (val >> 16) * 1024;
  7002. return;
  7003. }
  7004. }
  7005. tp->nvram_size = 0x20000;
  7006. }
  7007. static void __devinit tg3_get_nvram_info(struct tg3 *tp)
  7008. {
  7009. u32 nvcfg1;
  7010. nvcfg1 = tr32(NVRAM_CFG1);
  7011. if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
  7012. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7013. }
  7014. else {
  7015. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  7016. tw32(NVRAM_CFG1, nvcfg1);
  7017. }
  7018. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  7019. switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) {
  7020. case FLASH_VENDOR_ATMEL_FLASH_BUFFERED:
  7021. tp->nvram_jedecnum = JEDEC_ATMEL;
  7022. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  7023. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7024. break;
  7025. case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED:
  7026. tp->nvram_jedecnum = JEDEC_ATMEL;
  7027. tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE;
  7028. break;
  7029. case FLASH_VENDOR_ATMEL_EEPROM:
  7030. tp->nvram_jedecnum = JEDEC_ATMEL;
  7031. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  7032. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7033. break;
  7034. case FLASH_VENDOR_ST:
  7035. tp->nvram_jedecnum = JEDEC_ST;
  7036. tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE;
  7037. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7038. break;
  7039. case FLASH_VENDOR_SAIFUN:
  7040. tp->nvram_jedecnum = JEDEC_SAIFUN;
  7041. tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE;
  7042. break;
  7043. case FLASH_VENDOR_SST_SMALL:
  7044. case FLASH_VENDOR_SST_LARGE:
  7045. tp->nvram_jedecnum = JEDEC_SST;
  7046. tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE;
  7047. break;
  7048. }
  7049. }
  7050. else {
  7051. tp->nvram_jedecnum = JEDEC_ATMEL;
  7052. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  7053. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7054. }
  7055. }
  7056. static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
  7057. {
  7058. u32 nvcfg1;
  7059. nvcfg1 = tr32(NVRAM_CFG1);
  7060. /* NVRAM protection for TPM */
  7061. if (nvcfg1 & (1 << 27))
  7062. tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
  7063. switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
  7064. case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ:
  7065. case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ:
  7066. tp->nvram_jedecnum = JEDEC_ATMEL;
  7067. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7068. break;
  7069. case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
  7070. tp->nvram_jedecnum = JEDEC_ATMEL;
  7071. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7072. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7073. break;
  7074. case FLASH_5752VENDOR_ST_M45PE10:
  7075. case FLASH_5752VENDOR_ST_M45PE20:
  7076. case FLASH_5752VENDOR_ST_M45PE40:
  7077. tp->nvram_jedecnum = JEDEC_ST;
  7078. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7079. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7080. break;
  7081. }
  7082. if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
  7083. switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
  7084. case FLASH_5752PAGE_SIZE_256:
  7085. tp->nvram_pagesize = 256;
  7086. break;
  7087. case FLASH_5752PAGE_SIZE_512:
  7088. tp->nvram_pagesize = 512;
  7089. break;
  7090. case FLASH_5752PAGE_SIZE_1K:
  7091. tp->nvram_pagesize = 1024;
  7092. break;
  7093. case FLASH_5752PAGE_SIZE_2K:
  7094. tp->nvram_pagesize = 2048;
  7095. break;
  7096. case FLASH_5752PAGE_SIZE_4K:
  7097. tp->nvram_pagesize = 4096;
  7098. break;
  7099. case FLASH_5752PAGE_SIZE_264:
  7100. tp->nvram_pagesize = 264;
  7101. break;
  7102. }
  7103. }
  7104. else {
  7105. /* For eeprom, set pagesize to maximum eeprom size */
  7106. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  7107. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  7108. tw32(NVRAM_CFG1, nvcfg1);
  7109. }
  7110. }
  7111. /* Chips other than 5700/5701 use the NVRAM for fetching info. */
  7112. static void __devinit tg3_nvram_init(struct tg3 *tp)
  7113. {
  7114. int j;
  7115. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X)
  7116. return;
  7117. tw32_f(GRC_EEPROM_ADDR,
  7118. (EEPROM_ADDR_FSM_RESET |
  7119. (EEPROM_DEFAULT_CLOCK_PERIOD <<
  7120. EEPROM_ADDR_CLKPERD_SHIFT)));
  7121. /* XXX schedule_timeout() ... */
  7122. for (j = 0; j < 100; j++)
  7123. udelay(10);
  7124. /* Enable seeprom accesses. */
  7125. tw32_f(GRC_LOCAL_CTRL,
  7126. tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);
  7127. udelay(100);
  7128. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  7129. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
  7130. tp->tg3_flags |= TG3_FLAG_NVRAM;
  7131. tg3_enable_nvram_access(tp);
  7132. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  7133. tg3_get_5752_nvram_info(tp);
  7134. else
  7135. tg3_get_nvram_info(tp);
  7136. tg3_get_nvram_size(tp);
  7137. tg3_disable_nvram_access(tp);
  7138. } else {
  7139. tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
  7140. tg3_get_eeprom_size(tp);
  7141. }
  7142. }
  7143. static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
  7144. u32 offset, u32 *val)
  7145. {
  7146. u32 tmp;
  7147. int i;
  7148. if (offset > EEPROM_ADDR_ADDR_MASK ||
  7149. (offset % 4) != 0)
  7150. return -EINVAL;
  7151. tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
  7152. EEPROM_ADDR_DEVID_MASK |
  7153. EEPROM_ADDR_READ);
  7154. tw32(GRC_EEPROM_ADDR,
  7155. tmp |
  7156. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  7157. ((offset << EEPROM_ADDR_ADDR_SHIFT) &
  7158. EEPROM_ADDR_ADDR_MASK) |
  7159. EEPROM_ADDR_READ | EEPROM_ADDR_START);
  7160. for (i = 0; i < 10000; i++) {
  7161. tmp = tr32(GRC_EEPROM_ADDR);
  7162. if (tmp & EEPROM_ADDR_COMPLETE)
  7163. break;
  7164. udelay(100);
  7165. }
  7166. if (!(tmp & EEPROM_ADDR_COMPLETE))
  7167. return -EBUSY;
  7168. *val = tr32(GRC_EEPROM_DATA);
  7169. return 0;
  7170. }
  7171. #define NVRAM_CMD_TIMEOUT 10000
  7172. static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
  7173. {
  7174. int i;
  7175. tw32(NVRAM_CMD, nvram_cmd);
  7176. for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
  7177. udelay(10);
  7178. if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
  7179. udelay(10);
  7180. break;
  7181. }
  7182. }
  7183. if (i == NVRAM_CMD_TIMEOUT) {
  7184. return -EBUSY;
  7185. }
  7186. return 0;
  7187. }
  7188. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
  7189. {
  7190. int ret;
  7191. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7192. printk(KERN_ERR PFX "Attempt to do nvram_read on Sun 570X\n");
  7193. return -EINVAL;
  7194. }
  7195. if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
  7196. return tg3_nvram_read_using_eeprom(tp, offset, val);
  7197. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
  7198. (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  7199. (tp->nvram_jedecnum == JEDEC_ATMEL)) {
  7200. offset = ((offset / tp->nvram_pagesize) <<
  7201. ATMEL_AT45DB0X1B_PAGE_POS) +
  7202. (offset % tp->nvram_pagesize);
  7203. }
  7204. if (offset > NVRAM_ADDR_MSK)
  7205. return -EINVAL;
  7206. tg3_nvram_lock(tp);
  7207. tg3_enable_nvram_access(tp);
  7208. tw32(NVRAM_ADDR, offset);
  7209. ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
  7210. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
  7211. if (ret == 0)
  7212. *val = swab32(tr32(NVRAM_RDDATA));
  7213. tg3_nvram_unlock(tp);
  7214. tg3_disable_nvram_access(tp);
  7215. return ret;
  7216. }
  7217. static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
  7218. u32 offset, u32 len, u8 *buf)
  7219. {
  7220. int i, j, rc = 0;
  7221. u32 val;
  7222. for (i = 0; i < len; i += 4) {
  7223. u32 addr, data;
  7224. addr = offset + i;
  7225. memcpy(&data, buf + i, 4);
  7226. tw32(GRC_EEPROM_DATA, cpu_to_le32(data));
  7227. val = tr32(GRC_EEPROM_ADDR);
  7228. tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
  7229. val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK |
  7230. EEPROM_ADDR_READ);
  7231. tw32(GRC_EEPROM_ADDR, val |
  7232. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  7233. (addr & EEPROM_ADDR_ADDR_MASK) |
  7234. EEPROM_ADDR_START |
  7235. EEPROM_ADDR_WRITE);
  7236. for (j = 0; j < 10000; j++) {
  7237. val = tr32(GRC_EEPROM_ADDR);
  7238. if (val & EEPROM_ADDR_COMPLETE)
  7239. break;
  7240. udelay(100);
  7241. }
  7242. if (!(val & EEPROM_ADDR_COMPLETE)) {
  7243. rc = -EBUSY;
  7244. break;
  7245. }
  7246. }
  7247. return rc;
  7248. }
  7249. /* offset and length are dword aligned */
  7250. static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
  7251. u8 *buf)
  7252. {
  7253. int ret = 0;
  7254. u32 pagesize = tp->nvram_pagesize;
  7255. u32 pagemask = pagesize - 1;
  7256. u32 nvram_cmd;
  7257. u8 *tmp;
  7258. tmp = kmalloc(pagesize, GFP_KERNEL);
  7259. if (tmp == NULL)
  7260. return -ENOMEM;
  7261. while (len) {
  7262. int j;
  7263. u32 phy_addr, page_off, size;
  7264. phy_addr = offset & ~pagemask;
  7265. for (j = 0; j < pagesize; j += 4) {
  7266. if ((ret = tg3_nvram_read(tp, phy_addr + j,
  7267. (u32 *) (tmp + j))))
  7268. break;
  7269. }
  7270. if (ret)
  7271. break;
  7272. page_off = offset & pagemask;
  7273. size = pagesize;
  7274. if (len < size)
  7275. size = len;
  7276. len -= size;
  7277. memcpy(tmp + page_off, buf, size);
  7278. offset = offset + (pagesize - page_off);
  7279. tg3_enable_nvram_access(tp);
  7280. /*
  7281. * Before we can erase the flash page, we need
  7282. * to issue a special "write enable" command.
  7283. */
  7284. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7285. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7286. break;
  7287. /* Erase the target page */
  7288. tw32(NVRAM_ADDR, phy_addr);
  7289. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
  7290. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
  7291. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7292. break;
  7293. /* Issue another write enable to start the write. */
  7294. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7295. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7296. break;
  7297. for (j = 0; j < pagesize; j += 4) {
  7298. u32 data;
  7299. data = *((u32 *) (tmp + j));
  7300. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  7301. tw32(NVRAM_ADDR, phy_addr + j);
  7302. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE |
  7303. NVRAM_CMD_WR;
  7304. if (j == 0)
  7305. nvram_cmd |= NVRAM_CMD_FIRST;
  7306. else if (j == (pagesize - 4))
  7307. nvram_cmd |= NVRAM_CMD_LAST;
  7308. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  7309. break;
  7310. }
  7311. if (ret)
  7312. break;
  7313. }
  7314. nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7315. tg3_nvram_exec_cmd(tp, nvram_cmd);
  7316. kfree(tmp);
  7317. return ret;
  7318. }
  7319. /* offset and length are dword aligned */
  7320. static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
  7321. u8 *buf)
  7322. {
  7323. int i, ret = 0;
  7324. for (i = 0; i < len; i += 4, offset += 4) {
  7325. u32 data, page_off, phy_addr, nvram_cmd;
  7326. memcpy(&data, buf + i, 4);
  7327. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  7328. page_off = offset % tp->nvram_pagesize;
  7329. if ((tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  7330. (tp->nvram_jedecnum == JEDEC_ATMEL)) {
  7331. phy_addr = ((offset / tp->nvram_pagesize) <<
  7332. ATMEL_AT45DB0X1B_PAGE_POS) + page_off;
  7333. }
  7334. else {
  7335. phy_addr = offset;
  7336. }
  7337. tw32(NVRAM_ADDR, phy_addr);
  7338. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
  7339. if ((page_off == 0) || (i == 0))
  7340. nvram_cmd |= NVRAM_CMD_FIRST;
  7341. else if (page_off == (tp->nvram_pagesize - 4))
  7342. nvram_cmd |= NVRAM_CMD_LAST;
  7343. if (i == (len - 4))
  7344. nvram_cmd |= NVRAM_CMD_LAST;
  7345. if ((tp->nvram_jedecnum == JEDEC_ST) &&
  7346. (nvram_cmd & NVRAM_CMD_FIRST)) {
  7347. if ((ret = tg3_nvram_exec_cmd(tp,
  7348. NVRAM_CMD_WREN | NVRAM_CMD_GO |
  7349. NVRAM_CMD_DONE)))
  7350. break;
  7351. }
  7352. if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  7353. /* We always do complete word writes to eeprom. */
  7354. nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);
  7355. }
  7356. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  7357. break;
  7358. }
  7359. return ret;
  7360. }
  7361. /* offset and length are dword aligned */
  7362. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
  7363. {
  7364. int ret;
  7365. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7366. printk(KERN_ERR PFX "Attempt to do nvram_write on Sun 570X\n");
  7367. return -EINVAL;
  7368. }
  7369. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  7370. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
  7371. ~GRC_LCLCTRL_GPIO_OUTPUT1);
  7372. udelay(40);
  7373. }
  7374. if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) {
  7375. ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf);
  7376. }
  7377. else {
  7378. u32 grc_mode;
  7379. tg3_nvram_lock(tp);
  7380. tg3_enable_nvram_access(tp);
  7381. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  7382. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM))
  7383. tw32(NVRAM_WRITE1, 0x406);
  7384. grc_mode = tr32(GRC_MODE);
  7385. tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE);
  7386. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) ||
  7387. !(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  7388. ret = tg3_nvram_write_block_buffered(tp, offset, len,
  7389. buf);
  7390. }
  7391. else {
  7392. ret = tg3_nvram_write_block_unbuffered(tp, offset, len,
  7393. buf);
  7394. }
  7395. grc_mode = tr32(GRC_MODE);
  7396. tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE);
  7397. tg3_disable_nvram_access(tp);
  7398. tg3_nvram_unlock(tp);
  7399. }
  7400. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  7401. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  7402. udelay(40);
  7403. }
  7404. return ret;
  7405. }
  7406. struct subsys_tbl_ent {
  7407. u16 subsys_vendor, subsys_devid;
  7408. u32 phy_id;
  7409. };
  7410. static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
  7411. /* Broadcom boards. */
  7412. { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
  7413. { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
  7414. { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
  7415. { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 }, /* BCM95700A9 */
  7416. { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
  7417. { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
  7418. { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 }, /* BCM95701A7 */
  7419. { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
  7420. { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
  7421. { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */
  7422. { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */
  7423. /* 3com boards. */
  7424. { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
  7425. { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
  7426. { PCI_VENDOR_ID_3COM, 0x1004, 0 }, /* 3C996SX */
  7427. { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
  7428. { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */
  7429. /* DELL boards. */
  7430. { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
  7431. { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
  7432. { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
  7433. { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
  7434. /* Compaq boards. */
  7435. { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
  7436. { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
  7437. { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 }, /* CHANGELING */
  7438. { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
  7439. { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */
  7440. /* IBM boards. */
  7441. { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */
  7442. };
  7443. static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp)
  7444. {
  7445. int i;
  7446. for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) {
  7447. if ((subsys_id_to_phy_id[i].subsys_vendor ==
  7448. tp->pdev->subsystem_vendor) &&
  7449. (subsys_id_to_phy_id[i].subsys_devid ==
  7450. tp->pdev->subsystem_device))
  7451. return &subsys_id_to_phy_id[i];
  7452. }
  7453. return NULL;
  7454. }
  7455. /* Since this function may be called in D3-hot power state during
  7456. * tg3_init_one(), only config cycles are allowed.
  7457. */
  7458. static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
  7459. {
  7460. u32 val;
  7461. /* Make sure register accesses (indirect or otherwise)
  7462. * will function correctly.
  7463. */
  7464. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7465. tp->misc_host_ctrl);
  7466. tp->phy_id = PHY_ID_INVALID;
  7467. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7468. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  7469. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  7470. u32 nic_cfg, led_cfg;
  7471. u32 nic_phy_id, ver, cfg2 = 0, eeprom_phy_id;
  7472. int eeprom_phy_serdes = 0;
  7473. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  7474. tp->nic_sram_data_cfg = nic_cfg;
  7475. tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver);
  7476. ver >>= NIC_SRAM_DATA_VER_SHIFT;
  7477. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  7478. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  7479. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) &&
  7480. (ver > 0) && (ver < 0x100))
  7481. tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2);
  7482. if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
  7483. NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER)
  7484. eeprom_phy_serdes = 1;
  7485. tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
  7486. if (nic_phy_id != 0) {
  7487. u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
  7488. u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;
  7489. eeprom_phy_id = (id1 >> 16) << 10;
  7490. eeprom_phy_id |= (id2 & 0xfc00) << 16;
  7491. eeprom_phy_id |= (id2 & 0x03ff) << 0;
  7492. } else
  7493. eeprom_phy_id = 0;
  7494. tp->phy_id = eeprom_phy_id;
  7495. if (eeprom_phy_serdes) {
  7496. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7497. tp->tg3_flags2 |= TG3_FLG2_MII_SERDES;
  7498. else
  7499. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7500. }
  7501. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7502. led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK |
  7503. SHASTA_EXT_LED_MODE_MASK);
  7504. else
  7505. led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK;
  7506. switch (led_cfg) {
  7507. default:
  7508. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1:
  7509. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7510. break;
  7511. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2:
  7512. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  7513. break;
  7514. case NIC_SRAM_DATA_CFG_LED_MODE_MAC:
  7515. tp->led_ctrl = LED_CTRL_MODE_MAC;
  7516. /* Default to PHY_1_MODE if 0 (MAC_MODE) is
  7517. * read on some older 5700/5701 bootcode.
  7518. */
  7519. if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
  7520. ASIC_REV_5700 ||
  7521. GET_ASIC_REV(tp->pci_chip_rev_id) ==
  7522. ASIC_REV_5701)
  7523. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7524. break;
  7525. case SHASTA_EXT_LED_SHARED:
  7526. tp->led_ctrl = LED_CTRL_MODE_SHARED;
  7527. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
  7528. tp->pci_chip_rev_id != CHIPREV_ID_5750_A1)
  7529. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  7530. LED_CTRL_MODE_PHY_2);
  7531. break;
  7532. case SHASTA_EXT_LED_MAC:
  7533. tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC;
  7534. break;
  7535. case SHASTA_EXT_LED_COMBO:
  7536. tp->led_ctrl = LED_CTRL_MODE_COMBO;
  7537. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)
  7538. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  7539. LED_CTRL_MODE_PHY_2);
  7540. break;
  7541. };
  7542. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  7543. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) &&
  7544. tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
  7545. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  7546. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  7547. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  7548. (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP))
  7549. tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
  7550. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  7551. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  7552. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7553. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  7554. }
  7555. if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)
  7556. tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP;
  7557. if (cfg2 & (1 << 17))
  7558. tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING;
  7559. /* serdes signal pre-emphasis in register 0x590 set by */
  7560. /* bootcode if bit 18 is set */
  7561. if (cfg2 & (1 << 18))
  7562. tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS;
  7563. }
  7564. }
  7565. static int __devinit tg3_phy_probe(struct tg3 *tp)
  7566. {
  7567. u32 hw_phy_id_1, hw_phy_id_2;
  7568. u32 hw_phy_id, hw_phy_id_masked;
  7569. int err;
  7570. /* Reading the PHY ID register can conflict with ASF
  7571. * firwmare access to the PHY hardware.
  7572. */
  7573. err = 0;
  7574. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  7575. hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID;
  7576. } else {
  7577. /* Now read the physical PHY_ID from the chip and verify
  7578. * that it is sane. If it doesn't look good, we fall back
  7579. * to either the hard-coded table based PHY_ID and failing
  7580. * that the value found in the eeprom area.
  7581. */
  7582. err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
  7583. err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);
  7584. hw_phy_id = (hw_phy_id_1 & 0xffff) << 10;
  7585. hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
  7586. hw_phy_id |= (hw_phy_id_2 & 0x03ff) << 0;
  7587. hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;
  7588. }
  7589. if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
  7590. tp->phy_id = hw_phy_id;
  7591. if (hw_phy_id_masked == PHY_ID_BCM8002)
  7592. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7593. else
  7594. tp->tg3_flags2 &= ~TG3_FLG2_PHY_SERDES;
  7595. } else {
  7596. if (tp->phy_id != PHY_ID_INVALID) {
  7597. /* Do nothing, phy ID already set up in
  7598. * tg3_get_eeprom_hw_cfg().
  7599. */
  7600. } else {
  7601. struct subsys_tbl_ent *p;
  7602. /* No eeprom signature? Try the hardcoded
  7603. * subsys device table.
  7604. */
  7605. p = lookup_by_subsys(tp);
  7606. if (!p)
  7607. return -ENODEV;
  7608. tp->phy_id = p->phy_id;
  7609. if (!tp->phy_id ||
  7610. tp->phy_id == PHY_ID_BCM8002)
  7611. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7612. }
  7613. }
  7614. if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) &&
  7615. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
  7616. u32 bmsr, adv_reg, tg3_ctrl;
  7617. tg3_readphy(tp, MII_BMSR, &bmsr);
  7618. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  7619. (bmsr & BMSR_LSTATUS))
  7620. goto skip_phy_reset;
  7621. err = tg3_phy_reset(tp);
  7622. if (err)
  7623. return err;
  7624. adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  7625. ADVERTISE_100HALF | ADVERTISE_100FULL |
  7626. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  7627. tg3_ctrl = 0;
  7628. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  7629. tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
  7630. MII_TG3_CTRL_ADV_1000_FULL);
  7631. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  7632. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  7633. tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER |
  7634. MII_TG3_CTRL_ENABLE_AS_MASTER);
  7635. }
  7636. if (!tg3_copper_is_advertising_all(tp)) {
  7637. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  7638. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  7639. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  7640. tg3_writephy(tp, MII_BMCR,
  7641. BMCR_ANENABLE | BMCR_ANRESTART);
  7642. }
  7643. tg3_phy_set_wirespeed(tp);
  7644. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  7645. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  7646. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  7647. }
  7648. skip_phy_reset:
  7649. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  7650. err = tg3_init_5401phy_dsp(tp);
  7651. if (err)
  7652. return err;
  7653. }
  7654. if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
  7655. err = tg3_init_5401phy_dsp(tp);
  7656. }
  7657. if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
  7658. tp->link_config.advertising =
  7659. (ADVERTISED_1000baseT_Half |
  7660. ADVERTISED_1000baseT_Full |
  7661. ADVERTISED_Autoneg |
  7662. ADVERTISED_FIBRE);
  7663. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  7664. tp->link_config.advertising &=
  7665. ~(ADVERTISED_1000baseT_Half |
  7666. ADVERTISED_1000baseT_Full);
  7667. return err;
  7668. }
  7669. static void __devinit tg3_read_partno(struct tg3 *tp)
  7670. {
  7671. unsigned char vpd_data[256];
  7672. int i;
  7673. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7674. /* Sun decided not to put the necessary bits in the
  7675. * NVRAM of their onboard tg3 parts :(
  7676. */
  7677. strcpy(tp->board_part_number, "Sun 570X");
  7678. return;
  7679. }
  7680. for (i = 0; i < 256; i += 4) {
  7681. u32 tmp;
  7682. if (tg3_nvram_read(tp, 0x100 + i, &tmp))
  7683. goto out_not_found;
  7684. vpd_data[i + 0] = ((tmp >> 0) & 0xff);
  7685. vpd_data[i + 1] = ((tmp >> 8) & 0xff);
  7686. vpd_data[i + 2] = ((tmp >> 16) & 0xff);
  7687. vpd_data[i + 3] = ((tmp >> 24) & 0xff);
  7688. }
  7689. /* Now parse and find the part number. */
  7690. for (i = 0; i < 256; ) {
  7691. unsigned char val = vpd_data[i];
  7692. int block_end;
  7693. if (val == 0x82 || val == 0x91) {
  7694. i = (i + 3 +
  7695. (vpd_data[i + 1] +
  7696. (vpd_data[i + 2] << 8)));
  7697. continue;
  7698. }
  7699. if (val != 0x90)
  7700. goto out_not_found;
  7701. block_end = (i + 3 +
  7702. (vpd_data[i + 1] +
  7703. (vpd_data[i + 2] << 8)));
  7704. i += 3;
  7705. while (i < block_end) {
  7706. if (vpd_data[i + 0] == 'P' &&
  7707. vpd_data[i + 1] == 'N') {
  7708. int partno_len = vpd_data[i + 2];
  7709. if (partno_len > 24)
  7710. goto out_not_found;
  7711. memcpy(tp->board_part_number,
  7712. &vpd_data[i + 3],
  7713. partno_len);
  7714. /* Success. */
  7715. return;
  7716. }
  7717. }
  7718. /* Part number not found. */
  7719. goto out_not_found;
  7720. }
  7721. out_not_found:
  7722. strcpy(tp->board_part_number, "none");
  7723. }
  7724. #ifdef CONFIG_SPARC64
  7725. static int __devinit tg3_is_sun_570X(struct tg3 *tp)
  7726. {
  7727. struct pci_dev *pdev = tp->pdev;
  7728. struct pcidev_cookie *pcp = pdev->sysdata;
  7729. if (pcp != NULL) {
  7730. int node = pcp->prom_node;
  7731. u32 venid;
  7732. int err;
  7733. err = prom_getproperty(node, "subsystem-vendor-id",
  7734. (char *) &venid, sizeof(venid));
  7735. if (err == 0 || err == -1)
  7736. return 0;
  7737. if (venid == PCI_VENDOR_ID_SUN)
  7738. return 1;
  7739. }
  7740. return 0;
  7741. }
  7742. #endif
  7743. static int __devinit tg3_get_invariants(struct tg3 *tp)
  7744. {
  7745. static struct pci_device_id write_reorder_chipsets[] = {
  7746. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7747. PCI_DEVICE_ID_INTEL_82801AA_8) },
  7748. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7749. PCI_DEVICE_ID_INTEL_82801AB_8) },
  7750. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7751. PCI_DEVICE_ID_INTEL_82801BA_11) },
  7752. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7753. PCI_DEVICE_ID_INTEL_82801BA_6) },
  7754. { PCI_DEVICE(PCI_VENDOR_ID_AMD,
  7755. PCI_DEVICE_ID_AMD_FE_GATE_700C) },
  7756. { },
  7757. };
  7758. u32 misc_ctrl_reg;
  7759. u32 cacheline_sz_reg;
  7760. u32 pci_state_reg, grc_misc_cfg;
  7761. u32 val;
  7762. u16 pci_cmd;
  7763. int err;
  7764. #ifdef CONFIG_SPARC64
  7765. if (tg3_is_sun_570X(tp))
  7766. tp->tg3_flags2 |= TG3_FLG2_SUN_570X;
  7767. #endif
  7768. /* If we have an AMD 762 or Intel ICH/ICH0/ICH2 chipset, write
  7769. * reordering to the mailbox registers done by the host
  7770. * controller can cause major troubles. We read back from
  7771. * every mailbox register write to force the writes to be
  7772. * posted to the chip in order.
  7773. */
  7774. if (pci_dev_present(write_reorder_chipsets))
  7775. tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
  7776. /* Force memory write invalidate off. If we leave it on,
  7777. * then on 5700_BX chips we have to enable a workaround.
  7778. * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary
  7779. * to match the cacheline size. The Broadcom driver have this
  7780. * workaround but turns MWI off all the times so never uses
  7781. * it. This seems to suggest that the workaround is insufficient.
  7782. */
  7783. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  7784. pci_cmd &= ~PCI_COMMAND_INVALIDATE;
  7785. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  7786. /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
  7787. * has the register indirect write enable bit set before
  7788. * we try to access any of the MMIO registers. It is also
  7789. * critical that the PCI-X hw workaround situation is decided
  7790. * before that as well.
  7791. */
  7792. pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7793. &misc_ctrl_reg);
  7794. tp->pci_chip_rev_id = (misc_ctrl_reg >>
  7795. MISC_HOST_CTRL_CHIPREV_SHIFT);
  7796. /* Wrong chip ID in 5752 A0. This code can be removed later
  7797. * as A0 is not in production.
  7798. */
  7799. if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
  7800. tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
  7801. /* Find msi capability. */
  7802. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7803. tp->msi_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_MSI);
  7804. /* Initialize misc host control in PCI block. */
  7805. tp->misc_host_ctrl |= (misc_ctrl_reg &
  7806. MISC_HOST_CTRL_CHIPREV);
  7807. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7808. tp->misc_host_ctrl);
  7809. pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  7810. &cacheline_sz_reg);
  7811. tp->pci_cacheline_sz = (cacheline_sz_reg >> 0) & 0xff;
  7812. tp->pci_lat_timer = (cacheline_sz_reg >> 8) & 0xff;
  7813. tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff;
  7814. tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff;
  7815. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
  7816. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
  7817. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7818. tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
  7819. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||
  7820. (tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
  7821. tp->tg3_flags2 |= TG3_FLG2_5705_PLUS;
  7822. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7823. tp->tg3_flags2 |= TG3_FLG2_HW_TSO;
  7824. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
  7825. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 &&
  7826. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752)
  7827. tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
  7828. if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0)
  7829. tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;
  7830. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  7831. tp->pci_lat_timer < 64) {
  7832. tp->pci_lat_timer = 64;
  7833. cacheline_sz_reg = ((tp->pci_cacheline_sz & 0xff) << 0);
  7834. cacheline_sz_reg |= ((tp->pci_lat_timer & 0xff) << 8);
  7835. cacheline_sz_reg |= ((tp->pci_hdr_type & 0xff) << 16);
  7836. cacheline_sz_reg |= ((tp->pci_bist & 0xff) << 24);
  7837. pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  7838. cacheline_sz_reg);
  7839. }
  7840. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  7841. &pci_state_reg);
  7842. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
  7843. tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
  7844. /* If this is a 5700 BX chipset, and we are in PCI-X
  7845. * mode, enable register write workaround.
  7846. *
  7847. * The workaround is to use indirect register accesses
  7848. * for all chip writes not to mailbox registers.
  7849. */
  7850. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) {
  7851. u32 pm_reg;
  7852. u16 pci_cmd;
  7853. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  7854. /* The chip can have it's power management PCI config
  7855. * space registers clobbered due to this bug.
  7856. * So explicitly force the chip into D0 here.
  7857. */
  7858. pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  7859. &pm_reg);
  7860. pm_reg &= ~PCI_PM_CTRL_STATE_MASK;
  7861. pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */;
  7862. pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  7863. pm_reg);
  7864. /* Also, force SERR#/PERR# in PCI command. */
  7865. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  7866. pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
  7867. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  7868. }
  7869. }
  7870. /* Back to back register writes can cause problems on this chip,
  7871. * the workaround is to read back all reg writes except those to
  7872. * mailbox regs. See tg3_write_indirect_reg32().
  7873. *
  7874. * PCI Express 5750_A0 rev chips need this workaround too.
  7875. */
  7876. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  7877. ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  7878. tp->pci_chip_rev_id == CHIPREV_ID_5750_A0))
  7879. tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG;
  7880. if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
  7881. tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
  7882. if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
  7883. tp->tg3_flags |= TG3_FLAG_PCI_32BIT;
  7884. /* Chip-specific fixup from Broadcom driver */
  7885. if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
  7886. (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
  7887. pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
  7888. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
  7889. }
  7890. tp->read32 = tg3_read32;
  7891. tp->write32 = tg3_write_indirect_reg32;
  7892. tp->write32_mbox = tg3_write32;
  7893. tp->write32_tx_mbox = tg3_write32_tx_mbox;
  7894. tp->write32_rx_mbox = tg3_write32_rx_mbox;
  7895. /* Get eeprom hw config before calling tg3_set_power_state().
  7896. * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be
  7897. * determined before calling tg3_set_power_state() so that
  7898. * we know whether or not to switch out of Vaux power.
  7899. * When the flag is set, it means that GPIO1 is used for eeprom
  7900. * write protect and also implies that it is a LOM where GPIOs
  7901. * are not used to switch power.
  7902. */
  7903. tg3_get_eeprom_hw_cfg(tp);
  7904. /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
  7905. * GPIO1 driven high will bring 5700's external PHY out of reset.
  7906. * It is also used as eeprom write protect on LOMs.
  7907. */
  7908. tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
  7909. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  7910. (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
  7911. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  7912. GRC_LCLCTRL_GPIO_OUTPUT1);
  7913. /* Unused GPIO3 must be driven as output on 5752 because there
  7914. * are no pull-up resistors on unused GPIO pins.
  7915. */
  7916. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  7917. tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
  7918. /* Force the chip into D0. */
  7919. err = tg3_set_power_state(tp, 0);
  7920. if (err) {
  7921. printk(KERN_ERR PFX "(%s) transition to D0 failed\n",
  7922. pci_name(tp->pdev));
  7923. return err;
  7924. }
  7925. /* 5700 B0 chips do not support checksumming correctly due
  7926. * to hardware bugs.
  7927. */
  7928. if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
  7929. tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
  7930. /* Pseudo-header checksum is done by hardware logic and not
  7931. * the offload processers, so make the chip do the pseudo-
  7932. * header checksums on receive. For transmit it is more
  7933. * convenient to do the pseudo-header checksum in software
  7934. * as Linux does that on transmit for us in all cases.
  7935. */
  7936. tp->tg3_flags |= TG3_FLAG_NO_TX_PSEUDO_CSUM;
  7937. tp->tg3_flags &= ~TG3_FLAG_NO_RX_PSEUDO_CSUM;
  7938. /* Derive initial jumbo mode from MTU assigned in
  7939. * ether_setup() via the alloc_etherdev() call
  7940. */
  7941. if (tp->dev->mtu > ETH_DATA_LEN &&
  7942. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780)
  7943. tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
  7944. /* Determine WakeOnLan speed to use. */
  7945. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  7946. tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  7947. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 ||
  7948. tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) {
  7949. tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB);
  7950. } else {
  7951. tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
  7952. }
  7953. /* A few boards don't want Ethernet@WireSpeed phy feature */
  7954. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  7955. ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  7956. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
  7957. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)) ||
  7958. (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
  7959. tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
  7960. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX ||
  7961. GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX)
  7962. tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG;
  7963. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
  7964. tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
  7965. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  7966. tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
  7967. tp->coalesce_mode = 0;
  7968. if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
  7969. GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX)
  7970. tp->coalesce_mode |= HOSTCC_MODE_32BYTE;
  7971. /* Initialize MAC MI mode, polling disabled. */
  7972. tw32_f(MAC_MI_MODE, tp->mi_mode);
  7973. udelay(80);
  7974. /* Initialize data/descriptor byte/word swapping. */
  7975. val = tr32(GRC_MODE);
  7976. val &= GRC_MODE_HOST_STACKUP;
  7977. tw32(GRC_MODE, val | tp->grc_mode);
  7978. tg3_switch_clocks(tp);
  7979. /* Clear this out for sanity. */
  7980. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  7981. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  7982. &pci_state_reg);
  7983. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
  7984. (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) {
  7985. u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl);
  7986. if (chiprevid == CHIPREV_ID_5701_A0 ||
  7987. chiprevid == CHIPREV_ID_5701_B0 ||
  7988. chiprevid == CHIPREV_ID_5701_B2 ||
  7989. chiprevid == CHIPREV_ID_5701_B5) {
  7990. void __iomem *sram_base;
  7991. /* Write some dummy words into the SRAM status block
  7992. * area, see if it reads back correctly. If the return
  7993. * value is bad, force enable the PCIX workaround.
  7994. */
  7995. sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK;
  7996. writel(0x00000000, sram_base);
  7997. writel(0x00000000, sram_base + 4);
  7998. writel(0xffffffff, sram_base + 4);
  7999. if (readl(sram_base) != 0x00000000)
  8000. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  8001. }
  8002. }
  8003. udelay(50);
  8004. tg3_nvram_init(tp);
  8005. grc_misc_cfg = tr32(GRC_MISC_CFG);
  8006. grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
  8007. /* Broadcom's driver says that CIOBE multisplit has a bug */
  8008. #if 0
  8009. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  8010. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
  8011. tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
  8012. tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
  8013. }
  8014. #endif
  8015. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  8016. (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
  8017. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
  8018. tp->tg3_flags2 |= TG3_FLG2_IS_5788;
  8019. if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  8020. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700))
  8021. tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS;
  8022. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
  8023. tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD |
  8024. HOSTCC_MODE_CLRTICK_TXBD);
  8025. tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS;
  8026. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  8027. tp->misc_host_ctrl);
  8028. }
  8029. /* these are limited to 10/100 only */
  8030. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  8031. (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
  8032. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  8033. tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  8034. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 ||
  8035. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 ||
  8036. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) ||
  8037. (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  8038. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F ||
  8039. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F)))
  8040. tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
  8041. err = tg3_phy_probe(tp);
  8042. if (err) {
  8043. printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n",
  8044. pci_name(tp->pdev), err);
  8045. /* ... but do not return immediately ... */
  8046. }
  8047. tg3_read_partno(tp);
  8048. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  8049. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  8050. } else {
  8051. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  8052. tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT;
  8053. else
  8054. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  8055. }
  8056. /* 5700 {AX,BX} chips have a broken status block link
  8057. * change bit implementation, so we must use the
  8058. * status register in those cases.
  8059. */
  8060. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  8061. tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG;
  8062. else
  8063. tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG;
  8064. /* The led_ctrl is set during tg3_phy_probe, here we might
  8065. * have to force the link status polling mechanism based
  8066. * upon subsystem IDs.
  8067. */
  8068. if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
  8069. !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  8070. tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT |
  8071. TG3_FLAG_USE_LINKCHG_REG);
  8072. }
  8073. /* For all SERDES we poll the MAC status register. */
  8074. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  8075. tp->tg3_flags |= TG3_FLAG_POLL_SERDES;
  8076. else
  8077. tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES;
  8078. /* 5700 BX chips need to have their TX producer index mailboxes
  8079. * written twice to workaround a bug.
  8080. */
  8081. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX)
  8082. tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG;
  8083. else
  8084. tp->tg3_flags &= ~TG3_FLAG_TXD_MBOX_HWBUG;
  8085. /* It seems all chips can get confused if TX buffers
  8086. * straddle the 4GB address boundary in some cases.
  8087. */
  8088. tp->dev->hard_start_xmit = tg3_start_xmit;
  8089. tp->rx_offset = 2;
  8090. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
  8091. (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0)
  8092. tp->rx_offset = 0;
  8093. /* By default, disable wake-on-lan. User can change this
  8094. * using ETHTOOL_SWOL.
  8095. */
  8096. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  8097. return err;
  8098. }
  8099. #ifdef CONFIG_SPARC64
  8100. static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
  8101. {
  8102. struct net_device *dev = tp->dev;
  8103. struct pci_dev *pdev = tp->pdev;
  8104. struct pcidev_cookie *pcp = pdev->sysdata;
  8105. if (pcp != NULL) {
  8106. int node = pcp->prom_node;
  8107. if (prom_getproplen(node, "local-mac-address") == 6) {
  8108. prom_getproperty(node, "local-mac-address",
  8109. dev->dev_addr, 6);
  8110. return 0;
  8111. }
  8112. }
  8113. return -ENODEV;
  8114. }
  8115. static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp)
  8116. {
  8117. struct net_device *dev = tp->dev;
  8118. memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
  8119. return 0;
  8120. }
  8121. #endif
  8122. static int __devinit tg3_get_device_address(struct tg3 *tp)
  8123. {
  8124. struct net_device *dev = tp->dev;
  8125. u32 hi, lo, mac_offset;
  8126. #ifdef CONFIG_SPARC64
  8127. if (!tg3_get_macaddr_sparc(tp))
  8128. return 0;
  8129. #endif
  8130. mac_offset = 0x7c;
  8131. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  8132. !(tp->tg3_flags & TG3_FLG2_SUN_570X)) ||
  8133. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  8134. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  8135. mac_offset = 0xcc;
  8136. if (tg3_nvram_lock(tp))
  8137. tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
  8138. else
  8139. tg3_nvram_unlock(tp);
  8140. }
  8141. /* First try to get it from MAC address mailbox. */
  8142. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
  8143. if ((hi >> 16) == 0x484b) {
  8144. dev->dev_addr[0] = (hi >> 8) & 0xff;
  8145. dev->dev_addr[1] = (hi >> 0) & 0xff;
  8146. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
  8147. dev->dev_addr[2] = (lo >> 24) & 0xff;
  8148. dev->dev_addr[3] = (lo >> 16) & 0xff;
  8149. dev->dev_addr[4] = (lo >> 8) & 0xff;
  8150. dev->dev_addr[5] = (lo >> 0) & 0xff;
  8151. }
  8152. /* Next, try NVRAM. */
  8153. else if (!(tp->tg3_flags & TG3_FLG2_SUN_570X) &&
  8154. !tg3_nvram_read(tp, mac_offset + 0, &hi) &&
  8155. !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
  8156. dev->dev_addr[0] = ((hi >> 16) & 0xff);
  8157. dev->dev_addr[1] = ((hi >> 24) & 0xff);
  8158. dev->dev_addr[2] = ((lo >> 0) & 0xff);
  8159. dev->dev_addr[3] = ((lo >> 8) & 0xff);
  8160. dev->dev_addr[4] = ((lo >> 16) & 0xff);
  8161. dev->dev_addr[5] = ((lo >> 24) & 0xff);
  8162. }
  8163. /* Finally just fetch it out of the MAC control regs. */
  8164. else {
  8165. hi = tr32(MAC_ADDR_0_HIGH);
  8166. lo = tr32(MAC_ADDR_0_LOW);
  8167. dev->dev_addr[5] = lo & 0xff;
  8168. dev->dev_addr[4] = (lo >> 8) & 0xff;
  8169. dev->dev_addr[3] = (lo >> 16) & 0xff;
  8170. dev->dev_addr[2] = (lo >> 24) & 0xff;
  8171. dev->dev_addr[1] = hi & 0xff;
  8172. dev->dev_addr[0] = (hi >> 8) & 0xff;
  8173. }
  8174. if (!is_valid_ether_addr(&dev->dev_addr[0])) {
  8175. #ifdef CONFIG_SPARC64
  8176. if (!tg3_get_default_macaddr_sparc(tp))
  8177. return 0;
  8178. #endif
  8179. return -EINVAL;
  8180. }
  8181. return 0;
  8182. }
  8183. #define BOUNDARY_SINGLE_CACHELINE 1
  8184. #define BOUNDARY_MULTI_CACHELINE 2
  8185. static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
  8186. {
  8187. int cacheline_size;
  8188. u8 byte;
  8189. int goal;
  8190. pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte);
  8191. if (byte == 0)
  8192. cacheline_size = 1024;
  8193. else
  8194. cacheline_size = (int) byte * 4;
  8195. /* On 5703 and later chips, the boundary bits have no
  8196. * effect.
  8197. */
  8198. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  8199. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 &&
  8200. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  8201. goto out;
  8202. #if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC)
  8203. goal = BOUNDARY_MULTI_CACHELINE;
  8204. #else
  8205. #if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA)
  8206. goal = BOUNDARY_SINGLE_CACHELINE;
  8207. #else
  8208. goal = 0;
  8209. #endif
  8210. #endif
  8211. if (!goal)
  8212. goto out;
  8213. /* PCI controllers on most RISC systems tend to disconnect
  8214. * when a device tries to burst across a cache-line boundary.
  8215. * Therefore, letting tg3 do so just wastes PCI bandwidth.
  8216. *
  8217. * Unfortunately, for PCI-E there are only limited
  8218. * write-side controls for this, and thus for reads
  8219. * we will still get the disconnects. We'll also waste
  8220. * these PCI cycles for both read and write for chips
  8221. * other than 5700 and 5701 which do not implement the
  8222. * boundary bits.
  8223. */
  8224. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
  8225. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  8226. switch (cacheline_size) {
  8227. case 16:
  8228. case 32:
  8229. case 64:
  8230. case 128:
  8231. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8232. val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX |
  8233. DMA_RWCTRL_WRITE_BNDRY_128_PCIX);
  8234. } else {
  8235. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  8236. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  8237. }
  8238. break;
  8239. case 256:
  8240. val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX |
  8241. DMA_RWCTRL_WRITE_BNDRY_256_PCIX);
  8242. break;
  8243. default:
  8244. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  8245. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  8246. break;
  8247. };
  8248. } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  8249. switch (cacheline_size) {
  8250. case 16:
  8251. case 32:
  8252. case 64:
  8253. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8254. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  8255. val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE;
  8256. break;
  8257. }
  8258. /* fallthrough */
  8259. case 128:
  8260. default:
  8261. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  8262. val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE;
  8263. break;
  8264. };
  8265. } else {
  8266. switch (cacheline_size) {
  8267. case 16:
  8268. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8269. val |= (DMA_RWCTRL_READ_BNDRY_16 |
  8270. DMA_RWCTRL_WRITE_BNDRY_16);
  8271. break;
  8272. }
  8273. /* fallthrough */
  8274. case 32:
  8275. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8276. val |= (DMA_RWCTRL_READ_BNDRY_32 |
  8277. DMA_RWCTRL_WRITE_BNDRY_32);
  8278. break;
  8279. }
  8280. /* fallthrough */
  8281. case 64:
  8282. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8283. val |= (DMA_RWCTRL_READ_BNDRY_64 |
  8284. DMA_RWCTRL_WRITE_BNDRY_64);
  8285. break;
  8286. }
  8287. /* fallthrough */
  8288. case 128:
  8289. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8290. val |= (DMA_RWCTRL_READ_BNDRY_128 |
  8291. DMA_RWCTRL_WRITE_BNDRY_128);
  8292. break;
  8293. }
  8294. /* fallthrough */
  8295. case 256:
  8296. val |= (DMA_RWCTRL_READ_BNDRY_256 |
  8297. DMA_RWCTRL_WRITE_BNDRY_256);
  8298. break;
  8299. case 512:
  8300. val |= (DMA_RWCTRL_READ_BNDRY_512 |
  8301. DMA_RWCTRL_WRITE_BNDRY_512);
  8302. break;
  8303. case 1024:
  8304. default:
  8305. val |= (DMA_RWCTRL_READ_BNDRY_1024 |
  8306. DMA_RWCTRL_WRITE_BNDRY_1024);
  8307. break;
  8308. };
  8309. }
  8310. out:
  8311. return val;
  8312. }
  8313. static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device)
  8314. {
  8315. struct tg3_internal_buffer_desc test_desc;
  8316. u32 sram_dma_descs;
  8317. int i, ret;
  8318. sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE;
  8319. tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0);
  8320. tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0);
  8321. tw32(RDMAC_STATUS, 0);
  8322. tw32(WDMAC_STATUS, 0);
  8323. tw32(BUFMGR_MODE, 0);
  8324. tw32(FTQ_RESET, 0);
  8325. test_desc.addr_hi = ((u64) buf_dma) >> 32;
  8326. test_desc.addr_lo = buf_dma & 0xffffffff;
  8327. test_desc.nic_mbuf = 0x00002100;
  8328. test_desc.len = size;
  8329. /*
  8330. * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz
  8331. * the *second* time the tg3 driver was getting loaded after an
  8332. * initial scan.
  8333. *
  8334. * Broadcom tells me:
  8335. * ...the DMA engine is connected to the GRC block and a DMA
  8336. * reset may affect the GRC block in some unpredictable way...
  8337. * The behavior of resets to individual blocks has not been tested.
  8338. *
  8339. * Broadcom noted the GRC reset will also reset all sub-components.
  8340. */
  8341. if (to_device) {
  8342. test_desc.cqid_sqid = (13 << 8) | 2;
  8343. tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE);
  8344. udelay(40);
  8345. } else {
  8346. test_desc.cqid_sqid = (16 << 8) | 7;
  8347. tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE);
  8348. udelay(40);
  8349. }
  8350. test_desc.flags = 0x00000005;
  8351. for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) {
  8352. u32 val;
  8353. val = *(((u32 *)&test_desc) + i);
  8354. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR,
  8355. sram_dma_descs + (i * sizeof(u32)));
  8356. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  8357. }
  8358. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  8359. if (to_device) {
  8360. tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs);
  8361. } else {
  8362. tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs);
  8363. }
  8364. ret = -ENODEV;
  8365. for (i = 0; i < 40; i++) {
  8366. u32 val;
  8367. if (to_device)
  8368. val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ);
  8369. else
  8370. val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ);
  8371. if ((val & 0xffff) == sram_dma_descs) {
  8372. ret = 0;
  8373. break;
  8374. }
  8375. udelay(100);
  8376. }
  8377. return ret;
  8378. }
  8379. #define TEST_BUFFER_SIZE 0x2000
  8380. static int __devinit tg3_test_dma(struct tg3 *tp)
  8381. {
  8382. dma_addr_t buf_dma;
  8383. u32 *buf, saved_dma_rwctrl;
  8384. int ret;
  8385. buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma);
  8386. if (!buf) {
  8387. ret = -ENOMEM;
  8388. goto out_nofree;
  8389. }
  8390. tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
  8391. (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT));
  8392. tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
  8393. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  8394. /* DMA read watermark not used on PCIE */
  8395. tp->dma_rwctrl |= 0x00180000;
  8396. } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  8397. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
  8398. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
  8399. tp->dma_rwctrl |= 0x003f0000;
  8400. else
  8401. tp->dma_rwctrl |= 0x003f000f;
  8402. } else {
  8403. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  8404. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  8405. u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f);
  8406. if (ccval == 0x6 || ccval == 0x7)
  8407. tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
  8408. /* Set bit 23 to enable PCIX hw bug fix */
  8409. tp->dma_rwctrl |= 0x009f0000;
  8410. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  8411. /* 5780 always in PCIX mode */
  8412. tp->dma_rwctrl |= 0x00144000;
  8413. } else {
  8414. tp->dma_rwctrl |= 0x001b000f;
  8415. }
  8416. }
  8417. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  8418. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  8419. tp->dma_rwctrl &= 0xfffffff0;
  8420. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8421. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  8422. /* Remove this if it causes problems for some boards. */
  8423. tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT;
  8424. /* On 5700/5701 chips, we need to set this bit.
  8425. * Otherwise the chip will issue cacheline transactions
  8426. * to streamable DMA memory with not all the byte
  8427. * enables turned on. This is an error on several
  8428. * RISC PCI controllers, in particular sparc64.
  8429. *
  8430. * On 5703/5704 chips, this bit has been reassigned
  8431. * a different meaning. In particular, it is used
  8432. * on those chips to enable a PCI-X workaround.
  8433. */
  8434. tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;
  8435. }
  8436. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8437. #if 0
  8438. /* Unneeded, already done by tg3_get_invariants. */
  8439. tg3_switch_clocks(tp);
  8440. #endif
  8441. ret = 0;
  8442. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  8443. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
  8444. goto out;
  8445. /* It is best to perform DMA test with maximum write burst size
  8446. * to expose the 5700/5701 write DMA bug.
  8447. */
  8448. saved_dma_rwctrl = tp->dma_rwctrl;
  8449. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8450. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8451. while (1) {
  8452. u32 *p = buf, i;
  8453. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++)
  8454. p[i] = i;
  8455. /* Send the buffer to the chip. */
  8456. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1);
  8457. if (ret) {
  8458. printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret);
  8459. break;
  8460. }
  8461. #if 0
  8462. /* validate data reached card RAM correctly. */
  8463. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  8464. u32 val;
  8465. tg3_read_mem(tp, 0x2100 + (i*4), &val);
  8466. if (le32_to_cpu(val) != p[i]) {
  8467. printk(KERN_ERR " tg3_test_dma() Card buffer corrupted on write! (%d != %d)\n", val, i);
  8468. /* ret = -ENODEV here? */
  8469. }
  8470. p[i] = 0;
  8471. }
  8472. #endif
  8473. /* Now read it back. */
  8474. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0);
  8475. if (ret) {
  8476. printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret);
  8477. break;
  8478. }
  8479. /* Verify it. */
  8480. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  8481. if (p[i] == i)
  8482. continue;
  8483. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  8484. DMA_RWCTRL_WRITE_BNDRY_16) {
  8485. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8486. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  8487. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8488. break;
  8489. } else {
  8490. printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i);
  8491. ret = -ENODEV;
  8492. goto out;
  8493. }
  8494. }
  8495. if (i == (TEST_BUFFER_SIZE / sizeof(u32))) {
  8496. /* Success. */
  8497. ret = 0;
  8498. break;
  8499. }
  8500. }
  8501. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  8502. DMA_RWCTRL_WRITE_BNDRY_16) {
  8503. static struct pci_device_id dma_wait_state_chipsets[] = {
  8504. { PCI_DEVICE(PCI_VENDOR_ID_APPLE,
  8505. PCI_DEVICE_ID_APPLE_UNI_N_PCI15) },
  8506. { },
  8507. };
  8508. /* DMA test passed without adjusting DMA boundary,
  8509. * now look for chipsets that are known to expose the
  8510. * DMA bug without failing the test.
  8511. */
  8512. if (pci_dev_present(dma_wait_state_chipsets)) {
  8513. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8514. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  8515. }
  8516. else
  8517. /* Safe to use the calculated DMA boundary. */
  8518. tp->dma_rwctrl = saved_dma_rwctrl;
  8519. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8520. }
  8521. out:
  8522. pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma);
  8523. out_nofree:
  8524. return ret;
  8525. }
  8526. static void __devinit tg3_init_link_config(struct tg3 *tp)
  8527. {
  8528. tp->link_config.advertising =
  8529. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  8530. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  8531. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  8532. ADVERTISED_Autoneg | ADVERTISED_MII);
  8533. tp->link_config.speed = SPEED_INVALID;
  8534. tp->link_config.duplex = DUPLEX_INVALID;
  8535. tp->link_config.autoneg = AUTONEG_ENABLE;
  8536. netif_carrier_off(tp->dev);
  8537. tp->link_config.active_speed = SPEED_INVALID;
  8538. tp->link_config.active_duplex = DUPLEX_INVALID;
  8539. tp->link_config.phy_is_low_power = 0;
  8540. tp->link_config.orig_speed = SPEED_INVALID;
  8541. tp->link_config.orig_duplex = DUPLEX_INVALID;
  8542. tp->link_config.orig_autoneg = AUTONEG_INVALID;
  8543. }
  8544. static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
  8545. {
  8546. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  8547. tp->bufmgr_config.mbuf_read_dma_low_water =
  8548. DEFAULT_MB_RDMA_LOW_WATER_5705;
  8549. tp->bufmgr_config.mbuf_mac_rx_low_water =
  8550. DEFAULT_MB_MACRX_LOW_WATER_5705;
  8551. tp->bufmgr_config.mbuf_high_water =
  8552. DEFAULT_MB_HIGH_WATER_5705;
  8553. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
  8554. DEFAULT_MB_RDMA_LOW_WATER_JUMBO_5780;
  8555. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
  8556. DEFAULT_MB_MACRX_LOW_WATER_JUMBO_5780;
  8557. tp->bufmgr_config.mbuf_high_water_jumbo =
  8558. DEFAULT_MB_HIGH_WATER_JUMBO_5780;
  8559. } else {
  8560. tp->bufmgr_config.mbuf_read_dma_low_water =
  8561. DEFAULT_MB_RDMA_LOW_WATER;
  8562. tp->bufmgr_config.mbuf_mac_rx_low_water =
  8563. DEFAULT_MB_MACRX_LOW_WATER;
  8564. tp->bufmgr_config.mbuf_high_water =
  8565. DEFAULT_MB_HIGH_WATER;
  8566. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
  8567. DEFAULT_MB_RDMA_LOW_WATER_JUMBO;
  8568. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
  8569. DEFAULT_MB_MACRX_LOW_WATER_JUMBO;
  8570. tp->bufmgr_config.mbuf_high_water_jumbo =
  8571. DEFAULT_MB_HIGH_WATER_JUMBO;
  8572. }
  8573. tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER;
  8574. tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER;
  8575. }
  8576. static char * __devinit tg3_phy_string(struct tg3 *tp)
  8577. {
  8578. switch (tp->phy_id & PHY_ID_MASK) {
  8579. case PHY_ID_BCM5400: return "5400";
  8580. case PHY_ID_BCM5401: return "5401";
  8581. case PHY_ID_BCM5411: return "5411";
  8582. case PHY_ID_BCM5701: return "5701";
  8583. case PHY_ID_BCM5703: return "5703";
  8584. case PHY_ID_BCM5704: return "5704";
  8585. case PHY_ID_BCM5705: return "5705";
  8586. case PHY_ID_BCM5750: return "5750";
  8587. case PHY_ID_BCM5752: return "5752";
  8588. case PHY_ID_BCM5780: return "5780";
  8589. case PHY_ID_BCM8002: return "8002/serdes";
  8590. case 0: return "serdes";
  8591. default: return "unknown";
  8592. };
  8593. }
  8594. static struct pci_dev * __devinit tg3_find_5704_peer(struct tg3 *tp)
  8595. {
  8596. struct pci_dev *peer;
  8597. unsigned int func, devnr = tp->pdev->devfn & ~7;
  8598. for (func = 0; func < 8; func++) {
  8599. peer = pci_get_slot(tp->pdev->bus, devnr | func);
  8600. if (peer && peer != tp->pdev)
  8601. break;
  8602. pci_dev_put(peer);
  8603. }
  8604. if (!peer || peer == tp->pdev)
  8605. BUG();
  8606. /*
  8607. * We don't need to keep the refcount elevated; there's no way
  8608. * to remove one half of this device without removing the other
  8609. */
  8610. pci_dev_put(peer);
  8611. return peer;
  8612. }
  8613. static void __devinit tg3_init_coal(struct tg3 *tp)
  8614. {
  8615. struct ethtool_coalesce *ec = &tp->coal;
  8616. memset(ec, 0, sizeof(*ec));
  8617. ec->cmd = ETHTOOL_GCOALESCE;
  8618. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS;
  8619. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS;
  8620. ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES;
  8621. ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES;
  8622. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT;
  8623. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT;
  8624. ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT;
  8625. ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT;
  8626. ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS;
  8627. if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD |
  8628. HOSTCC_MODE_CLRTICK_TXBD)) {
  8629. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS;
  8630. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS;
  8631. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS;
  8632. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS;
  8633. }
  8634. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  8635. ec->rx_coalesce_usecs_irq = 0;
  8636. ec->tx_coalesce_usecs_irq = 0;
  8637. ec->stats_block_coalesce_usecs = 0;
  8638. }
  8639. }
  8640. static int __devinit tg3_init_one(struct pci_dev *pdev,
  8641. const struct pci_device_id *ent)
  8642. {
  8643. static int tg3_version_printed = 0;
  8644. unsigned long tg3reg_base, tg3reg_len;
  8645. struct net_device *dev;
  8646. struct tg3 *tp;
  8647. int i, err, pci_using_dac, pm_cap;
  8648. if (tg3_version_printed++ == 0)
  8649. printk(KERN_INFO "%s", version);
  8650. err = pci_enable_device(pdev);
  8651. if (err) {
  8652. printk(KERN_ERR PFX "Cannot enable PCI device, "
  8653. "aborting.\n");
  8654. return err;
  8655. }
  8656. if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
  8657. printk(KERN_ERR PFX "Cannot find proper PCI device "
  8658. "base address, aborting.\n");
  8659. err = -ENODEV;
  8660. goto err_out_disable_pdev;
  8661. }
  8662. err = pci_request_regions(pdev, DRV_MODULE_NAME);
  8663. if (err) {
  8664. printk(KERN_ERR PFX "Cannot obtain PCI resources, "
  8665. "aborting.\n");
  8666. goto err_out_disable_pdev;
  8667. }
  8668. pci_set_master(pdev);
  8669. /* Find power-management capability. */
  8670. pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
  8671. if (pm_cap == 0) {
  8672. printk(KERN_ERR PFX "Cannot find PowerManagement capability, "
  8673. "aborting.\n");
  8674. err = -EIO;
  8675. goto err_out_free_res;
  8676. }
  8677. /* Configure DMA attributes. */
  8678. err = pci_set_dma_mask(pdev, 0xffffffffffffffffULL);
  8679. if (!err) {
  8680. pci_using_dac = 1;
  8681. err = pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL);
  8682. if (err < 0) {
  8683. printk(KERN_ERR PFX "Unable to obtain 64 bit DMA "
  8684. "for consistent allocations\n");
  8685. goto err_out_free_res;
  8686. }
  8687. } else {
  8688. err = pci_set_dma_mask(pdev, 0xffffffffULL);
  8689. if (err) {
  8690. printk(KERN_ERR PFX "No usable DMA configuration, "
  8691. "aborting.\n");
  8692. goto err_out_free_res;
  8693. }
  8694. pci_using_dac = 0;
  8695. }
  8696. tg3reg_base = pci_resource_start(pdev, 0);
  8697. tg3reg_len = pci_resource_len(pdev, 0);
  8698. dev = alloc_etherdev(sizeof(*tp));
  8699. if (!dev) {
  8700. printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n");
  8701. err = -ENOMEM;
  8702. goto err_out_free_res;
  8703. }
  8704. SET_MODULE_OWNER(dev);
  8705. SET_NETDEV_DEV(dev, &pdev->dev);
  8706. if (pci_using_dac)
  8707. dev->features |= NETIF_F_HIGHDMA;
  8708. dev->features |= NETIF_F_LLTX;
  8709. #if TG3_VLAN_TAG_USED
  8710. dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
  8711. dev->vlan_rx_register = tg3_vlan_rx_register;
  8712. dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid;
  8713. #endif
  8714. tp = netdev_priv(dev);
  8715. tp->pdev = pdev;
  8716. tp->dev = dev;
  8717. tp->pm_cap = pm_cap;
  8718. tp->mac_mode = TG3_DEF_MAC_MODE;
  8719. tp->rx_mode = TG3_DEF_RX_MODE;
  8720. tp->tx_mode = TG3_DEF_TX_MODE;
  8721. tp->mi_mode = MAC_MI_MODE_BASE;
  8722. if (tg3_debug > 0)
  8723. tp->msg_enable = tg3_debug;
  8724. else
  8725. tp->msg_enable = TG3_DEF_MSG_ENABLE;
  8726. /* The word/byte swap controls here control register access byte
  8727. * swapping. DMA data byte swapping is controlled in the GRC_MODE
  8728. * setting below.
  8729. */
  8730. tp->misc_host_ctrl =
  8731. MISC_HOST_CTRL_MASK_PCI_INT |
  8732. MISC_HOST_CTRL_WORD_SWAP |
  8733. MISC_HOST_CTRL_INDIR_ACCESS |
  8734. MISC_HOST_CTRL_PCISTATE_RW;
  8735. /* The NONFRM (non-frame) byte/word swap controls take effect
  8736. * on descriptor entries, anything which isn't packet data.
  8737. *
  8738. * The StrongARM chips on the board (one for tx, one for rx)
  8739. * are running in big-endian mode.
  8740. */
  8741. tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
  8742. GRC_MODE_WSWAP_NONFRM_DATA);
  8743. #ifdef __BIG_ENDIAN
  8744. tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
  8745. #endif
  8746. spin_lock_init(&tp->lock);
  8747. spin_lock_init(&tp->tx_lock);
  8748. spin_lock_init(&tp->indirect_lock);
  8749. INIT_WORK(&tp->reset_task, tg3_reset_task, tp);
  8750. tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len);
  8751. if (tp->regs == 0UL) {
  8752. printk(KERN_ERR PFX "Cannot map device registers, "
  8753. "aborting.\n");
  8754. err = -ENOMEM;
  8755. goto err_out_free_dev;
  8756. }
  8757. tg3_init_link_config(tp);
  8758. tp->rx_pending = TG3_DEF_RX_RING_PENDING;
  8759. tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
  8760. tp->tx_pending = TG3_DEF_TX_RING_PENDING;
  8761. dev->open = tg3_open;
  8762. dev->stop = tg3_close;
  8763. dev->get_stats = tg3_get_stats;
  8764. dev->set_multicast_list = tg3_set_rx_mode;
  8765. dev->set_mac_address = tg3_set_mac_addr;
  8766. dev->do_ioctl = tg3_ioctl;
  8767. dev->tx_timeout = tg3_tx_timeout;
  8768. dev->poll = tg3_poll;
  8769. dev->ethtool_ops = &tg3_ethtool_ops;
  8770. dev->weight = 64;
  8771. dev->watchdog_timeo = TG3_TX_TIMEOUT;
  8772. dev->change_mtu = tg3_change_mtu;
  8773. dev->irq = pdev->irq;
  8774. #ifdef CONFIG_NET_POLL_CONTROLLER
  8775. dev->poll_controller = tg3_poll_controller;
  8776. #endif
  8777. err = tg3_get_invariants(tp);
  8778. if (err) {
  8779. printk(KERN_ERR PFX "Problem fetching invariants of chip, "
  8780. "aborting.\n");
  8781. goto err_out_iounmap;
  8782. }
  8783. tg3_init_bufmgr_config(tp);
  8784. #if TG3_TSO_SUPPORT != 0
  8785. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  8786. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  8787. }
  8788. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8789. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  8790. tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 ||
  8791. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
  8792. tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
  8793. } else {
  8794. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  8795. }
  8796. /* TSO is off by default, user can enable using ethtool. */
  8797. #if 0
  8798. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)
  8799. dev->features |= NETIF_F_TSO;
  8800. #endif
  8801. #endif
  8802. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
  8803. !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
  8804. !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) {
  8805. tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64;
  8806. tp->rx_pending = 63;
  8807. }
  8808. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  8809. tp->pdev_peer = tg3_find_5704_peer(tp);
  8810. err = tg3_get_device_address(tp);
  8811. if (err) {
  8812. printk(KERN_ERR PFX "Could not obtain valid ethernet address, "
  8813. "aborting.\n");
  8814. goto err_out_iounmap;
  8815. }
  8816. /*
  8817. * Reset chip in case UNDI or EFI driver did not shutdown
  8818. * DMA self test will enable WDMAC and we'll see (spurious)
  8819. * pending DMA on the PCI bus at that point.
  8820. */
  8821. if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) ||
  8822. (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  8823. pci_save_state(tp->pdev);
  8824. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  8825. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  8826. }
  8827. err = tg3_test_dma(tp);
  8828. if (err) {
  8829. printk(KERN_ERR PFX "DMA engine test failed, aborting.\n");
  8830. goto err_out_iounmap;
  8831. }
  8832. /* Tigon3 can do ipv4 only... and some chips have buggy
  8833. * checksumming.
  8834. */
  8835. if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
  8836. dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
  8837. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  8838. } else
  8839. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  8840. if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
  8841. dev->features &= ~NETIF_F_HIGHDMA;
  8842. /* flow control autonegotiation is default behavior */
  8843. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  8844. tg3_init_coal(tp);
  8845. /* Now that we have fully setup the chip, save away a snapshot
  8846. * of the PCI config space. We need to restore this after
  8847. * GRC_MISC_CFG core clock resets and some resume events.
  8848. */
  8849. pci_save_state(tp->pdev);
  8850. err = register_netdev(dev);
  8851. if (err) {
  8852. printk(KERN_ERR PFX "Cannot register net device, "
  8853. "aborting.\n");
  8854. goto err_out_iounmap;
  8855. }
  8856. pci_set_drvdata(pdev, dev);
  8857. printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (PCI%s:%s:%s) %sBaseT Ethernet ",
  8858. dev->name,
  8859. tp->board_part_number,
  8860. tp->pci_chip_rev_id,
  8861. tg3_phy_string(tp),
  8862. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "X" : ""),
  8863. ((tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED) ?
  8864. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "133MHz" : "66MHz") :
  8865. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "100MHz" : "33MHz")),
  8866. ((tp->tg3_flags & TG3_FLAG_PCI_32BIT) ? "32-bit" : "64-bit"),
  8867. (tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100" : "10/100/1000");
  8868. for (i = 0; i < 6; i++)
  8869. printk("%2.2x%c", dev->dev_addr[i],
  8870. i == 5 ? '\n' : ':');
  8871. printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
  8872. "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] "
  8873. "TSOcap[%d] \n",
  8874. dev->name,
  8875. (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
  8876. (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
  8877. (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
  8878. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
  8879. (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0,
  8880. (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
  8881. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
  8882. printk(KERN_INFO "%s: dma_rwctrl[%08x]\n",
  8883. dev->name, tp->dma_rwctrl);
  8884. return 0;
  8885. err_out_iounmap:
  8886. iounmap(tp->regs);
  8887. err_out_free_dev:
  8888. free_netdev(dev);
  8889. err_out_free_res:
  8890. pci_release_regions(pdev);
  8891. err_out_disable_pdev:
  8892. pci_disable_device(pdev);
  8893. pci_set_drvdata(pdev, NULL);
  8894. return err;
  8895. }
  8896. static void __devexit tg3_remove_one(struct pci_dev *pdev)
  8897. {
  8898. struct net_device *dev = pci_get_drvdata(pdev);
  8899. if (dev) {
  8900. struct tg3 *tp = netdev_priv(dev);
  8901. unregister_netdev(dev);
  8902. iounmap(tp->regs);
  8903. free_netdev(dev);
  8904. pci_release_regions(pdev);
  8905. pci_disable_device(pdev);
  8906. pci_set_drvdata(pdev, NULL);
  8907. }
  8908. }
  8909. static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
  8910. {
  8911. struct net_device *dev = pci_get_drvdata(pdev);
  8912. struct tg3 *tp = netdev_priv(dev);
  8913. int err;
  8914. if (!netif_running(dev))
  8915. return 0;
  8916. tg3_netif_stop(tp);
  8917. del_timer_sync(&tp->timer);
  8918. tg3_full_lock(tp, 1);
  8919. tg3_disable_ints(tp);
  8920. tg3_full_unlock(tp);
  8921. netif_device_detach(dev);
  8922. tg3_full_lock(tp, 0);
  8923. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  8924. tg3_full_unlock(tp);
  8925. err = tg3_set_power_state(tp, pci_choose_state(pdev, state));
  8926. if (err) {
  8927. tg3_full_lock(tp, 0);
  8928. tg3_init_hw(tp);
  8929. tp->timer.expires = jiffies + tp->timer_offset;
  8930. add_timer(&tp->timer);
  8931. netif_device_attach(dev);
  8932. tg3_netif_start(tp);
  8933. tg3_full_unlock(tp);
  8934. }
  8935. return err;
  8936. }
  8937. static int tg3_resume(struct pci_dev *pdev)
  8938. {
  8939. struct net_device *dev = pci_get_drvdata(pdev);
  8940. struct tg3 *tp = netdev_priv(dev);
  8941. int err;
  8942. if (!netif_running(dev))
  8943. return 0;
  8944. pci_restore_state(tp->pdev);
  8945. err = tg3_set_power_state(tp, 0);
  8946. if (err)
  8947. return err;
  8948. netif_device_attach(dev);
  8949. tg3_full_lock(tp, 0);
  8950. tg3_init_hw(tp);
  8951. tp->timer.expires = jiffies + tp->timer_offset;
  8952. add_timer(&tp->timer);
  8953. tg3_netif_start(tp);
  8954. tg3_full_unlock(tp);
  8955. return 0;
  8956. }
  8957. static struct pci_driver tg3_driver = {
  8958. .name = DRV_MODULE_NAME,
  8959. .id_table = tg3_pci_tbl,
  8960. .probe = tg3_init_one,
  8961. .remove = __devexit_p(tg3_remove_one),
  8962. .suspend = tg3_suspend,
  8963. .resume = tg3_resume
  8964. };
  8965. static int __init tg3_init(void)
  8966. {
  8967. return pci_module_init(&tg3_driver);
  8968. }
  8969. static void __exit tg3_cleanup(void)
  8970. {
  8971. pci_unregister_driver(&tg3_driver);
  8972. }
  8973. module_init(tg3_init);
  8974. module_exit(tg3_cleanup);