tg3.c 336 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 * Derived from proprietary unpublished source code,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/module.h>
  18. #include <linux/moduleparam.h>
  19. #include <linux/kernel.h>
  20. #include <linux/types.h>
  21. #include <linux/compiler.h>
  22. #include <linux/slab.h>
  23. #include <linux/delay.h>
  24. #include <linux/in.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 <linux/prefetch.h>
  38. #include <linux/dma-mapping.h>
  39. #include <net/checksum.h>
  40. #include <asm/system.h>
  41. #include <asm/io.h>
  42. #include <asm/byteorder.h>
  43. #include <asm/uaccess.h>
  44. #ifdef CONFIG_SPARC64
  45. #include <asm/idprom.h>
  46. #include <asm/oplib.h>
  47. #include <asm/pbm.h>
  48. #endif
  49. #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
  50. #define TG3_VLAN_TAG_USED 1
  51. #else
  52. #define TG3_VLAN_TAG_USED 0
  53. #endif
  54. #ifdef NETIF_F_TSO
  55. #define TG3_TSO_SUPPORT 1
  56. #else
  57. #define TG3_TSO_SUPPORT 0
  58. #endif
  59. #include "tg3.h"
  60. #define DRV_MODULE_NAME "tg3"
  61. #define PFX DRV_MODULE_NAME ": "
  62. #define DRV_MODULE_VERSION "3.62"
  63. #define DRV_MODULE_RELDATE "June 30, 2006"
  64. #define TG3_DEF_MAC_MODE 0
  65. #define TG3_DEF_RX_MODE 0
  66. #define TG3_DEF_TX_MODE 0
  67. #define TG3_DEF_MSG_ENABLE \
  68. (NETIF_MSG_DRV | \
  69. NETIF_MSG_PROBE | \
  70. NETIF_MSG_LINK | \
  71. NETIF_MSG_TIMER | \
  72. NETIF_MSG_IFDOWN | \
  73. NETIF_MSG_IFUP | \
  74. NETIF_MSG_RX_ERR | \
  75. NETIF_MSG_TX_ERR)
  76. /* length of time before we decide the hardware is borked,
  77. * and dev->tx_timeout() should be called to fix the problem
  78. */
  79. #define TG3_TX_TIMEOUT (5 * HZ)
  80. /* hardware minimum and maximum for a single frame's data payload */
  81. #define TG3_MIN_MTU 60
  82. #define TG3_MAX_MTU(tp) \
  83. ((tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) ? 9000 : 1500)
  84. /* These numbers seem to be hard coded in the NIC firmware somehow.
  85. * You can't change the ring sizes, but you can change where you place
  86. * them in the NIC onboard memory.
  87. */
  88. #define TG3_RX_RING_SIZE 512
  89. #define TG3_DEF_RX_RING_PENDING 200
  90. #define TG3_RX_JUMBO_RING_SIZE 256
  91. #define TG3_DEF_RX_JUMBO_RING_PENDING 100
  92. /* Do not place this n-ring entries value into the tp struct itself,
  93. * we really want to expose these constants to GCC so that modulo et
  94. * al. operations are done with shifts and masks instead of with
  95. * hw multiply/modulo instructions. Another solution would be to
  96. * replace things like '% foo' with '& (foo - 1)'.
  97. */
  98. #define TG3_RX_RCB_RING_SIZE(tp) \
  99. ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ? 512 : 1024)
  100. #define TG3_TX_RING_SIZE 512
  101. #define TG3_DEF_TX_RING_PENDING (TG3_TX_RING_SIZE - 1)
  102. #define TG3_RX_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
  103. TG3_RX_RING_SIZE)
  104. #define TG3_RX_JUMBO_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
  105. TG3_RX_JUMBO_RING_SIZE)
  106. #define TG3_RX_RCB_RING_BYTES(tp) (sizeof(struct tg3_rx_buffer_desc) * \
  107. TG3_RX_RCB_RING_SIZE(tp))
  108. #define TG3_TX_RING_BYTES (sizeof(struct tg3_tx_buffer_desc) * \
  109. TG3_TX_RING_SIZE)
  110. #define TX_BUFFS_AVAIL(TP) \
  111. ((TP)->tx_pending - \
  112. (((TP)->tx_prod - (TP)->tx_cons) & (TG3_TX_RING_SIZE - 1)))
  113. #define NEXT_TX(N) (((N) + 1) & (TG3_TX_RING_SIZE - 1))
  114. #define RX_PKT_BUF_SZ (1536 + tp->rx_offset + 64)
  115. #define RX_JUMBO_PKT_BUF_SZ (9046 + tp->rx_offset + 64)
  116. /* minimum number of free TX descriptors required to wake up TX process */
  117. #define TG3_TX_WAKEUP_THRESH (TG3_TX_RING_SIZE / 4)
  118. /* number of ETHTOOL_GSTATS u64's */
  119. #define TG3_NUM_STATS (sizeof(struct tg3_ethtool_stats)/sizeof(u64))
  120. #define TG3_NUM_TEST 6
  121. static char version[] __devinitdata =
  122. DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
  123. MODULE_AUTHOR("David S. Miller (davem@redhat.com) and Jeff Garzik (jgarzik@pobox.com)");
  124. MODULE_DESCRIPTION("Broadcom Tigon3 ethernet driver");
  125. MODULE_LICENSE("GPL");
  126. MODULE_VERSION(DRV_MODULE_VERSION);
  127. static int tg3_debug = -1; /* -1 == use TG3_DEF_MSG_ENABLE as value */
  128. module_param(tg3_debug, int, 0);
  129. MODULE_PARM_DESC(tg3_debug, "Tigon3 bitmapped debugging message enable value");
  130. static struct pci_device_id tg3_pci_tbl[] = {
  131. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5700,
  132. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  133. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5701,
  134. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  135. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702,
  136. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  137. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703,
  138. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  139. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704,
  140. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  141. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702FE,
  142. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  143. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705,
  144. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  145. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705_2,
  146. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  147. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M,
  148. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  149. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M_2,
  150. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  151. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702X,
  152. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  153. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703X,
  154. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  155. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S,
  156. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  157. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702A3,
  158. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  159. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703A3,
  160. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  161. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5782,
  162. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  163. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5788,
  164. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  165. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5789,
  166. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  167. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901,
  168. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  169. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901_2,
  170. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  171. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S_2,
  172. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  173. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705F,
  174. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  175. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5720,
  176. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  177. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5721,
  178. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  179. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750,
  180. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  181. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751,
  182. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  183. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750M,
  184. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  185. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751M,
  186. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  187. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751F,
  188. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  189. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752,
  190. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  191. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752M,
  192. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  193. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753,
  194. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  195. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753M,
  196. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  197. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753F,
  198. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  199. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5754,
  200. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  201. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5754M,
  202. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  203. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5755,
  204. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  205. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5755M,
  206. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  207. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5786,
  208. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  209. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5787,
  210. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  211. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5787M,
  212. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  213. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5714,
  214. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  215. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5714S,
  216. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  217. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5715,
  218. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  219. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5715S,
  220. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  221. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780,
  222. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  223. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780S,
  224. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  225. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781,
  226. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  227. { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX,
  228. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  229. { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX,
  230. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  231. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000,
  232. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  233. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1001,
  234. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  235. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1003,
  236. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  237. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC9100,
  238. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  239. { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_TIGON3,
  240. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  241. { 0, }
  242. };
  243. MODULE_DEVICE_TABLE(pci, tg3_pci_tbl);
  244. static struct {
  245. const char string[ETH_GSTRING_LEN];
  246. } ethtool_stats_keys[TG3_NUM_STATS] = {
  247. { "rx_octets" },
  248. { "rx_fragments" },
  249. { "rx_ucast_packets" },
  250. { "rx_mcast_packets" },
  251. { "rx_bcast_packets" },
  252. { "rx_fcs_errors" },
  253. { "rx_align_errors" },
  254. { "rx_xon_pause_rcvd" },
  255. { "rx_xoff_pause_rcvd" },
  256. { "rx_mac_ctrl_rcvd" },
  257. { "rx_xoff_entered" },
  258. { "rx_frame_too_long_errors" },
  259. { "rx_jabbers" },
  260. { "rx_undersize_packets" },
  261. { "rx_in_length_errors" },
  262. { "rx_out_length_errors" },
  263. { "rx_64_or_less_octet_packets" },
  264. { "rx_65_to_127_octet_packets" },
  265. { "rx_128_to_255_octet_packets" },
  266. { "rx_256_to_511_octet_packets" },
  267. { "rx_512_to_1023_octet_packets" },
  268. { "rx_1024_to_1522_octet_packets" },
  269. { "rx_1523_to_2047_octet_packets" },
  270. { "rx_2048_to_4095_octet_packets" },
  271. { "rx_4096_to_8191_octet_packets" },
  272. { "rx_8192_to_9022_octet_packets" },
  273. { "tx_octets" },
  274. { "tx_collisions" },
  275. { "tx_xon_sent" },
  276. { "tx_xoff_sent" },
  277. { "tx_flow_control" },
  278. { "tx_mac_errors" },
  279. { "tx_single_collisions" },
  280. { "tx_mult_collisions" },
  281. { "tx_deferred" },
  282. { "tx_excessive_collisions" },
  283. { "tx_late_collisions" },
  284. { "tx_collide_2times" },
  285. { "tx_collide_3times" },
  286. { "tx_collide_4times" },
  287. { "tx_collide_5times" },
  288. { "tx_collide_6times" },
  289. { "tx_collide_7times" },
  290. { "tx_collide_8times" },
  291. { "tx_collide_9times" },
  292. { "tx_collide_10times" },
  293. { "tx_collide_11times" },
  294. { "tx_collide_12times" },
  295. { "tx_collide_13times" },
  296. { "tx_collide_14times" },
  297. { "tx_collide_15times" },
  298. { "tx_ucast_packets" },
  299. { "tx_mcast_packets" },
  300. { "tx_bcast_packets" },
  301. { "tx_carrier_sense_errors" },
  302. { "tx_discards" },
  303. { "tx_errors" },
  304. { "dma_writeq_full" },
  305. { "dma_write_prioq_full" },
  306. { "rxbds_empty" },
  307. { "rx_discards" },
  308. { "rx_errors" },
  309. { "rx_threshold_hit" },
  310. { "dma_readq_full" },
  311. { "dma_read_prioq_full" },
  312. { "tx_comp_queue_full" },
  313. { "ring_set_send_prod_index" },
  314. { "ring_status_update" },
  315. { "nic_irqs" },
  316. { "nic_avoided_irqs" },
  317. { "nic_tx_threshold_hit" }
  318. };
  319. static struct {
  320. const char string[ETH_GSTRING_LEN];
  321. } ethtool_test_keys[TG3_NUM_TEST] = {
  322. { "nvram test (online) " },
  323. { "link test (online) " },
  324. { "register test (offline)" },
  325. { "memory test (offline)" },
  326. { "loopback test (offline)" },
  327. { "interrupt test (offline)" },
  328. };
  329. static void tg3_write32(struct tg3 *tp, u32 off, u32 val)
  330. {
  331. writel(val, tp->regs + off);
  332. }
  333. static u32 tg3_read32(struct tg3 *tp, u32 off)
  334. {
  335. return (readl(tp->regs + off));
  336. }
  337. static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val)
  338. {
  339. unsigned long flags;
  340. spin_lock_irqsave(&tp->indirect_lock, flags);
  341. pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
  342. pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
  343. spin_unlock_irqrestore(&tp->indirect_lock, flags);
  344. }
  345. static void tg3_write_flush_reg32(struct tg3 *tp, u32 off, u32 val)
  346. {
  347. writel(val, tp->regs + off);
  348. readl(tp->regs + off);
  349. }
  350. static u32 tg3_read_indirect_reg32(struct tg3 *tp, u32 off)
  351. {
  352. unsigned long flags;
  353. u32 val;
  354. spin_lock_irqsave(&tp->indirect_lock, flags);
  355. pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
  356. pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val);
  357. spin_unlock_irqrestore(&tp->indirect_lock, flags);
  358. return val;
  359. }
  360. static void tg3_write_indirect_mbox(struct tg3 *tp, u32 off, u32 val)
  361. {
  362. unsigned long flags;
  363. if (off == (MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW)) {
  364. pci_write_config_dword(tp->pdev, TG3PCI_RCV_RET_RING_CON_IDX +
  365. TG3_64BIT_REG_LOW, val);
  366. return;
  367. }
  368. if (off == (MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW)) {
  369. pci_write_config_dword(tp->pdev, TG3PCI_STD_RING_PROD_IDX +
  370. TG3_64BIT_REG_LOW, val);
  371. return;
  372. }
  373. spin_lock_irqsave(&tp->indirect_lock, flags);
  374. pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600);
  375. pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
  376. spin_unlock_irqrestore(&tp->indirect_lock, flags);
  377. /* In indirect mode when disabling interrupts, we also need
  378. * to clear the interrupt bit in the GRC local ctrl register.
  379. */
  380. if ((off == (MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW)) &&
  381. (val == 0x1)) {
  382. pci_write_config_dword(tp->pdev, TG3PCI_MISC_LOCAL_CTRL,
  383. tp->grc_local_ctrl|GRC_LCLCTRL_CLEARINT);
  384. }
  385. }
  386. static u32 tg3_read_indirect_mbox(struct tg3 *tp, u32 off)
  387. {
  388. unsigned long flags;
  389. u32 val;
  390. spin_lock_irqsave(&tp->indirect_lock, flags);
  391. pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600);
  392. pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val);
  393. spin_unlock_irqrestore(&tp->indirect_lock, flags);
  394. return val;
  395. }
  396. /* usec_wait specifies the wait time in usec when writing to certain registers
  397. * where it is unsafe to read back the register without some delay.
  398. * GRC_LOCAL_CTRL is one example if the GPIOs are toggled to switch power.
  399. * TG3PCI_CLOCK_CTRL is another example if the clock frequencies are changed.
  400. */
  401. static void _tw32_flush(struct tg3 *tp, u32 off, u32 val, u32 usec_wait)
  402. {
  403. if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) ||
  404. (tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
  405. /* Non-posted methods */
  406. tp->write32(tp, off, val);
  407. else {
  408. /* Posted method */
  409. tg3_write32(tp, off, val);
  410. if (usec_wait)
  411. udelay(usec_wait);
  412. tp->read32(tp, off);
  413. }
  414. /* Wait again after the read for the posted method to guarantee that
  415. * the wait time is met.
  416. */
  417. if (usec_wait)
  418. udelay(usec_wait);
  419. }
  420. static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val)
  421. {
  422. tp->write32_mbox(tp, off, val);
  423. if (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) &&
  424. !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
  425. tp->read32_mbox(tp, off);
  426. }
  427. static void tg3_write32_tx_mbox(struct tg3 *tp, u32 off, u32 val)
  428. {
  429. void __iomem *mbox = tp->regs + off;
  430. writel(val, mbox);
  431. if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG)
  432. writel(val, mbox);
  433. if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
  434. readl(mbox);
  435. }
  436. #define tw32_mailbox(reg, val) tp->write32_mbox(tp, reg, val)
  437. #define tw32_mailbox_f(reg, val) tw32_mailbox_flush(tp, (reg), (val))
  438. #define tw32_rx_mbox(reg, val) tp->write32_rx_mbox(tp, reg, val)
  439. #define tw32_tx_mbox(reg, val) tp->write32_tx_mbox(tp, reg, val)
  440. #define tr32_mailbox(reg) tp->read32_mbox(tp, reg)
  441. #define tw32(reg,val) tp->write32(tp, reg, val)
  442. #define tw32_f(reg,val) _tw32_flush(tp,(reg),(val), 0)
  443. #define tw32_wait_f(reg,val,us) _tw32_flush(tp,(reg),(val), (us))
  444. #define tr32(reg) tp->read32(tp, reg)
  445. static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val)
  446. {
  447. unsigned long flags;
  448. spin_lock_irqsave(&tp->indirect_lock, flags);
  449. if (tp->tg3_flags & TG3_FLAG_SRAM_USE_CONFIG) {
  450. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
  451. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  452. /* Always leave this as zero. */
  453. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  454. } else {
  455. tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, off);
  456. tw32_f(TG3PCI_MEM_WIN_DATA, val);
  457. /* Always leave this as zero. */
  458. tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  459. }
  460. spin_unlock_irqrestore(&tp->indirect_lock, flags);
  461. }
  462. static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val)
  463. {
  464. unsigned long flags;
  465. spin_lock_irqsave(&tp->indirect_lock, flags);
  466. if (tp->tg3_flags & TG3_FLAG_SRAM_USE_CONFIG) {
  467. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
  468. pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  469. /* Always leave this as zero. */
  470. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  471. } else {
  472. tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, off);
  473. *val = tr32(TG3PCI_MEM_WIN_DATA);
  474. /* Always leave this as zero. */
  475. tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  476. }
  477. spin_unlock_irqrestore(&tp->indirect_lock, flags);
  478. }
  479. static void tg3_disable_ints(struct tg3 *tp)
  480. {
  481. tw32(TG3PCI_MISC_HOST_CTRL,
  482. (tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT));
  483. tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
  484. }
  485. static inline void tg3_cond_int(struct tg3 *tp)
  486. {
  487. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
  488. (tp->hw_status->status & SD_STATUS_UPDATED))
  489. tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
  490. }
  491. static void tg3_enable_ints(struct tg3 *tp)
  492. {
  493. tp->irq_sync = 0;
  494. wmb();
  495. tw32(TG3PCI_MISC_HOST_CTRL,
  496. (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
  497. tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  498. (tp->last_tag << 24));
  499. if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI)
  500. tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  501. (tp->last_tag << 24));
  502. tg3_cond_int(tp);
  503. }
  504. static inline unsigned int tg3_has_work(struct tg3 *tp)
  505. {
  506. struct tg3_hw_status *sblk = tp->hw_status;
  507. unsigned int work_exists = 0;
  508. /* check for phy events */
  509. if (!(tp->tg3_flags &
  510. (TG3_FLAG_USE_LINKCHG_REG |
  511. TG3_FLAG_POLL_SERDES))) {
  512. if (sblk->status & SD_STATUS_LINK_CHG)
  513. work_exists = 1;
  514. }
  515. /* check for RX/TX work to do */
  516. if (sblk->idx[0].tx_consumer != tp->tx_cons ||
  517. sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
  518. work_exists = 1;
  519. return work_exists;
  520. }
  521. /* tg3_restart_ints
  522. * similar to tg3_enable_ints, but it accurately determines whether there
  523. * is new work pending and can return without flushing the PIO write
  524. * which reenables interrupts
  525. */
  526. static void tg3_restart_ints(struct tg3 *tp)
  527. {
  528. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  529. tp->last_tag << 24);
  530. mmiowb();
  531. /* When doing tagged status, this work check is unnecessary.
  532. * The last_tag we write above tells the chip which piece of
  533. * work we've completed.
  534. */
  535. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
  536. tg3_has_work(tp))
  537. tw32(HOSTCC_MODE, tp->coalesce_mode |
  538. (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
  539. }
  540. static inline void tg3_netif_stop(struct tg3 *tp)
  541. {
  542. tp->dev->trans_start = jiffies; /* prevent tx timeout */
  543. netif_poll_disable(tp->dev);
  544. netif_tx_disable(tp->dev);
  545. }
  546. static inline void tg3_netif_start(struct tg3 *tp)
  547. {
  548. netif_wake_queue(tp->dev);
  549. /* NOTE: unconditional netif_wake_queue is only appropriate
  550. * so long as all callers are assured to have free tx slots
  551. * (such as after tg3_init_hw)
  552. */
  553. netif_poll_enable(tp->dev);
  554. tp->hw_status->status |= SD_STATUS_UPDATED;
  555. tg3_enable_ints(tp);
  556. }
  557. static void tg3_switch_clocks(struct tg3 *tp)
  558. {
  559. u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);
  560. u32 orig_clock_ctrl;
  561. if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
  562. return;
  563. orig_clock_ctrl = clock_ctrl;
  564. clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN |
  565. CLOCK_CTRL_CLKRUN_OENABLE |
  566. 0x1f);
  567. tp->pci_clock_ctrl = clock_ctrl;
  568. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  569. if (orig_clock_ctrl & CLOCK_CTRL_625_CORE) {
  570. tw32_wait_f(TG3PCI_CLOCK_CTRL,
  571. clock_ctrl | CLOCK_CTRL_625_CORE, 40);
  572. }
  573. } else if ((orig_clock_ctrl & CLOCK_CTRL_44MHZ_CORE) != 0) {
  574. tw32_wait_f(TG3PCI_CLOCK_CTRL,
  575. clock_ctrl |
  576. (CLOCK_CTRL_44MHZ_CORE | CLOCK_CTRL_ALTCLK),
  577. 40);
  578. tw32_wait_f(TG3PCI_CLOCK_CTRL,
  579. clock_ctrl | (CLOCK_CTRL_ALTCLK),
  580. 40);
  581. }
  582. tw32_wait_f(TG3PCI_CLOCK_CTRL, clock_ctrl, 40);
  583. }
  584. #define PHY_BUSY_LOOPS 5000
  585. static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
  586. {
  587. u32 frame_val;
  588. unsigned int loops;
  589. int ret;
  590. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  591. tw32_f(MAC_MI_MODE,
  592. (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
  593. udelay(80);
  594. }
  595. *val = 0x0;
  596. frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
  597. MI_COM_PHY_ADDR_MASK);
  598. frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
  599. MI_COM_REG_ADDR_MASK);
  600. frame_val |= (MI_COM_CMD_READ | MI_COM_START);
  601. tw32_f(MAC_MI_COM, frame_val);
  602. loops = PHY_BUSY_LOOPS;
  603. while (loops != 0) {
  604. udelay(10);
  605. frame_val = tr32(MAC_MI_COM);
  606. if ((frame_val & MI_COM_BUSY) == 0) {
  607. udelay(5);
  608. frame_val = tr32(MAC_MI_COM);
  609. break;
  610. }
  611. loops -= 1;
  612. }
  613. ret = -EBUSY;
  614. if (loops != 0) {
  615. *val = frame_val & MI_COM_DATA_MASK;
  616. ret = 0;
  617. }
  618. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  619. tw32_f(MAC_MI_MODE, tp->mi_mode);
  620. udelay(80);
  621. }
  622. return ret;
  623. }
  624. static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
  625. {
  626. u32 frame_val;
  627. unsigned int loops;
  628. int ret;
  629. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  630. tw32_f(MAC_MI_MODE,
  631. (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
  632. udelay(80);
  633. }
  634. frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
  635. MI_COM_PHY_ADDR_MASK);
  636. frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
  637. MI_COM_REG_ADDR_MASK);
  638. frame_val |= (val & MI_COM_DATA_MASK);
  639. frame_val |= (MI_COM_CMD_WRITE | MI_COM_START);
  640. tw32_f(MAC_MI_COM, frame_val);
  641. loops = PHY_BUSY_LOOPS;
  642. while (loops != 0) {
  643. udelay(10);
  644. frame_val = tr32(MAC_MI_COM);
  645. if ((frame_val & MI_COM_BUSY) == 0) {
  646. udelay(5);
  647. frame_val = tr32(MAC_MI_COM);
  648. break;
  649. }
  650. loops -= 1;
  651. }
  652. ret = -EBUSY;
  653. if (loops != 0)
  654. ret = 0;
  655. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  656. tw32_f(MAC_MI_MODE, tp->mi_mode);
  657. udelay(80);
  658. }
  659. return ret;
  660. }
  661. static void tg3_phy_set_wirespeed(struct tg3 *tp)
  662. {
  663. u32 val;
  664. if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED)
  665. return;
  666. if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007) &&
  667. !tg3_readphy(tp, MII_TG3_AUX_CTRL, &val))
  668. tg3_writephy(tp, MII_TG3_AUX_CTRL,
  669. (val | (1 << 15) | (1 << 4)));
  670. }
  671. static int tg3_bmcr_reset(struct tg3 *tp)
  672. {
  673. u32 phy_control;
  674. int limit, err;
  675. /* OK, reset it, and poll the BMCR_RESET bit until it
  676. * clears or we time out.
  677. */
  678. phy_control = BMCR_RESET;
  679. err = tg3_writephy(tp, MII_BMCR, phy_control);
  680. if (err != 0)
  681. return -EBUSY;
  682. limit = 5000;
  683. while (limit--) {
  684. err = tg3_readphy(tp, MII_BMCR, &phy_control);
  685. if (err != 0)
  686. return -EBUSY;
  687. if ((phy_control & BMCR_RESET) == 0) {
  688. udelay(40);
  689. break;
  690. }
  691. udelay(10);
  692. }
  693. if (limit <= 0)
  694. return -EBUSY;
  695. return 0;
  696. }
  697. static int tg3_wait_macro_done(struct tg3 *tp)
  698. {
  699. int limit = 100;
  700. while (limit--) {
  701. u32 tmp32;
  702. if (!tg3_readphy(tp, 0x16, &tmp32)) {
  703. if ((tmp32 & 0x1000) == 0)
  704. break;
  705. }
  706. }
  707. if (limit <= 0)
  708. return -EBUSY;
  709. return 0;
  710. }
  711. static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
  712. {
  713. static const u32 test_pat[4][6] = {
  714. { 0x00005555, 0x00000005, 0x00002aaa, 0x0000000a, 0x00003456, 0x00000003 },
  715. { 0x00002aaa, 0x0000000a, 0x00003333, 0x00000003, 0x0000789a, 0x00000005 },
  716. { 0x00005a5a, 0x00000005, 0x00002a6a, 0x0000000a, 0x00001bcd, 0x00000003 },
  717. { 0x00002a5a, 0x0000000a, 0x000033c3, 0x00000003, 0x00002ef1, 0x00000005 }
  718. };
  719. int chan;
  720. for (chan = 0; chan < 4; chan++) {
  721. int i;
  722. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  723. (chan * 0x2000) | 0x0200);
  724. tg3_writephy(tp, 0x16, 0x0002);
  725. for (i = 0; i < 6; i++)
  726. tg3_writephy(tp, MII_TG3_DSP_RW_PORT,
  727. test_pat[chan][i]);
  728. tg3_writephy(tp, 0x16, 0x0202);
  729. if (tg3_wait_macro_done(tp)) {
  730. *resetp = 1;
  731. return -EBUSY;
  732. }
  733. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  734. (chan * 0x2000) | 0x0200);
  735. tg3_writephy(tp, 0x16, 0x0082);
  736. if (tg3_wait_macro_done(tp)) {
  737. *resetp = 1;
  738. return -EBUSY;
  739. }
  740. tg3_writephy(tp, 0x16, 0x0802);
  741. if (tg3_wait_macro_done(tp)) {
  742. *resetp = 1;
  743. return -EBUSY;
  744. }
  745. for (i = 0; i < 6; i += 2) {
  746. u32 low, high;
  747. if (tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low) ||
  748. tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high) ||
  749. tg3_wait_macro_done(tp)) {
  750. *resetp = 1;
  751. return -EBUSY;
  752. }
  753. low &= 0x7fff;
  754. high &= 0x000f;
  755. if (low != test_pat[chan][i] ||
  756. high != test_pat[chan][i+1]) {
  757. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000b);
  758. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4001);
  759. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4005);
  760. return -EBUSY;
  761. }
  762. }
  763. }
  764. return 0;
  765. }
  766. static int tg3_phy_reset_chanpat(struct tg3 *tp)
  767. {
  768. int chan;
  769. for (chan = 0; chan < 4; chan++) {
  770. int i;
  771. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  772. (chan * 0x2000) | 0x0200);
  773. tg3_writephy(tp, 0x16, 0x0002);
  774. for (i = 0; i < 6; i++)
  775. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000);
  776. tg3_writephy(tp, 0x16, 0x0202);
  777. if (tg3_wait_macro_done(tp))
  778. return -EBUSY;
  779. }
  780. return 0;
  781. }
  782. static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
  783. {
  784. u32 reg32, phy9_orig;
  785. int retries, do_phy_reset, err;
  786. retries = 10;
  787. do_phy_reset = 1;
  788. do {
  789. if (do_phy_reset) {
  790. err = tg3_bmcr_reset(tp);
  791. if (err)
  792. return err;
  793. do_phy_reset = 0;
  794. }
  795. /* Disable transmitter and interrupt. */
  796. if (tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32))
  797. continue;
  798. reg32 |= 0x3000;
  799. tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
  800. /* Set full-duplex, 1000 mbps. */
  801. tg3_writephy(tp, MII_BMCR,
  802. BMCR_FULLDPLX | TG3_BMCR_SPEED1000);
  803. /* Set to master mode. */
  804. if (tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig))
  805. continue;
  806. tg3_writephy(tp, MII_TG3_CTRL,
  807. (MII_TG3_CTRL_AS_MASTER |
  808. MII_TG3_CTRL_ENABLE_AS_MASTER));
  809. /* Enable SM_DSP_CLOCK and 6dB. */
  810. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  811. /* Block the PHY control access. */
  812. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
  813. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800);
  814. err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset);
  815. if (!err)
  816. break;
  817. } while (--retries);
  818. err = tg3_phy_reset_chanpat(tp);
  819. if (err)
  820. return err;
  821. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
  822. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000);
  823. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
  824. tg3_writephy(tp, 0x16, 0x0000);
  825. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  826. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  827. /* Set Extended packet length bit for jumbo frames */
  828. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4400);
  829. }
  830. else {
  831. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  832. }
  833. tg3_writephy(tp, MII_TG3_CTRL, phy9_orig);
  834. if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32)) {
  835. reg32 &= ~0x3000;
  836. tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
  837. } else if (!err)
  838. err = -EBUSY;
  839. return err;
  840. }
  841. static void tg3_link_report(struct tg3 *);
  842. /* This will reset the tigon3 PHY if there is no valid
  843. * link unless the FORCE argument is non-zero.
  844. */
  845. static int tg3_phy_reset(struct tg3 *tp)
  846. {
  847. u32 phy_status;
  848. int err;
  849. err = tg3_readphy(tp, MII_BMSR, &phy_status);
  850. err |= tg3_readphy(tp, MII_BMSR, &phy_status);
  851. if (err != 0)
  852. return -EBUSY;
  853. if (netif_running(tp->dev) && netif_carrier_ok(tp->dev)) {
  854. netif_carrier_off(tp->dev);
  855. tg3_link_report(tp);
  856. }
  857. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  858. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
  859. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  860. err = tg3_phy_reset_5703_4_5(tp);
  861. if (err)
  862. return err;
  863. goto out;
  864. }
  865. err = tg3_bmcr_reset(tp);
  866. if (err)
  867. return err;
  868. out:
  869. if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) {
  870. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  871. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  872. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x2aaa);
  873. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
  874. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0323);
  875. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  876. }
  877. if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) {
  878. tg3_writephy(tp, 0x1c, 0x8d68);
  879. tg3_writephy(tp, 0x1c, 0x8d68);
  880. }
  881. if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) {
  882. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  883. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
  884. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x310b);
  885. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  886. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x9506);
  887. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x401f);
  888. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
  889. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  890. }
  891. else if (tp->tg3_flags2 & TG3_FLG2_PHY_JITTER_BUG) {
  892. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  893. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
  894. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b);
  895. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  896. }
  897. /* Set Extended packet length bit (bit 14) on all chips that */
  898. /* support jumbo frames */
  899. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  900. /* Cannot do read-modify-write on 5401 */
  901. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
  902. } else if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
  903. u32 phy_reg;
  904. /* Set bit 14 with read-modify-write to preserve other bits */
  905. if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) &&
  906. !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg))
  907. tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
  908. }
  909. /* Set phy register 0x10 bit 0 to high fifo elasticity to support
  910. * jumbo frames transmission.
  911. */
  912. if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
  913. u32 phy_reg;
  914. if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg))
  915. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  916. phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
  917. }
  918. tg3_phy_set_wirespeed(tp);
  919. return 0;
  920. }
  921. static void tg3_frob_aux_power(struct tg3 *tp)
  922. {
  923. struct tg3 *tp_peer = tp;
  924. if ((tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) != 0)
  925. return;
  926. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
  927. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) {
  928. struct net_device *dev_peer;
  929. dev_peer = pci_get_drvdata(tp->pdev_peer);
  930. /* remove_one() may have been run on the peer. */
  931. if (!dev_peer)
  932. tp_peer = tp;
  933. else
  934. tp_peer = netdev_priv(dev_peer);
  935. }
  936. if ((tp->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
  937. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0 ||
  938. (tp_peer->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
  939. (tp_peer->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
  940. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  941. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  942. tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  943. (GRC_LCLCTRL_GPIO_OE0 |
  944. GRC_LCLCTRL_GPIO_OE1 |
  945. GRC_LCLCTRL_GPIO_OE2 |
  946. GRC_LCLCTRL_GPIO_OUTPUT0 |
  947. GRC_LCLCTRL_GPIO_OUTPUT1),
  948. 100);
  949. } else {
  950. u32 no_gpio2;
  951. u32 grc_local_ctrl = 0;
  952. if (tp_peer != tp &&
  953. (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
  954. return;
  955. /* Workaround to prevent overdrawing Amps. */
  956. if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
  957. ASIC_REV_5714) {
  958. grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
  959. tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  960. grc_local_ctrl, 100);
  961. }
  962. /* On 5753 and variants, GPIO2 cannot be used. */
  963. no_gpio2 = tp->nic_sram_data_cfg &
  964. NIC_SRAM_DATA_CFG_NO_GPIO2;
  965. grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE0 |
  966. GRC_LCLCTRL_GPIO_OE1 |
  967. GRC_LCLCTRL_GPIO_OE2 |
  968. GRC_LCLCTRL_GPIO_OUTPUT1 |
  969. GRC_LCLCTRL_GPIO_OUTPUT2;
  970. if (no_gpio2) {
  971. grc_local_ctrl &= ~(GRC_LCLCTRL_GPIO_OE2 |
  972. GRC_LCLCTRL_GPIO_OUTPUT2);
  973. }
  974. tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  975. grc_local_ctrl, 100);
  976. grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT0;
  977. tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  978. grc_local_ctrl, 100);
  979. if (!no_gpio2) {
  980. grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT2;
  981. tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  982. grc_local_ctrl, 100);
  983. }
  984. }
  985. } else {
  986. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  987. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
  988. if (tp_peer != tp &&
  989. (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
  990. return;
  991. tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  992. (GRC_LCLCTRL_GPIO_OE1 |
  993. GRC_LCLCTRL_GPIO_OUTPUT1), 100);
  994. tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  995. GRC_LCLCTRL_GPIO_OE1, 100);
  996. tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  997. (GRC_LCLCTRL_GPIO_OE1 |
  998. GRC_LCLCTRL_GPIO_OUTPUT1), 100);
  999. }
  1000. }
  1001. }
  1002. static int tg3_setup_phy(struct tg3 *, int);
  1003. #define RESET_KIND_SHUTDOWN 0
  1004. #define RESET_KIND_INIT 1
  1005. #define RESET_KIND_SUSPEND 2
  1006. static void tg3_write_sig_post_reset(struct tg3 *, int);
  1007. static int tg3_halt_cpu(struct tg3 *, u32);
  1008. static int tg3_nvram_lock(struct tg3 *);
  1009. static void tg3_nvram_unlock(struct tg3 *);
  1010. static void tg3_power_down_phy(struct tg3 *tp)
  1011. {
  1012. /* The PHY should not be powered down on some chips because
  1013. * of bugs.
  1014. */
  1015. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1016. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
  1017. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 &&
  1018. (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)))
  1019. return;
  1020. tg3_writephy(tp, MII_BMCR, BMCR_PDOWN);
  1021. }
  1022. static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
  1023. {
  1024. u32 misc_host_ctrl;
  1025. u16 power_control, power_caps;
  1026. int pm = tp->pm_cap;
  1027. /* Make sure register accesses (indirect or otherwise)
  1028. * will function correctly.
  1029. */
  1030. pci_write_config_dword(tp->pdev,
  1031. TG3PCI_MISC_HOST_CTRL,
  1032. tp->misc_host_ctrl);
  1033. pci_read_config_word(tp->pdev,
  1034. pm + PCI_PM_CTRL,
  1035. &power_control);
  1036. power_control |= PCI_PM_CTRL_PME_STATUS;
  1037. power_control &= ~(PCI_PM_CTRL_STATE_MASK);
  1038. switch (state) {
  1039. case PCI_D0:
  1040. power_control |= 0;
  1041. pci_write_config_word(tp->pdev,
  1042. pm + PCI_PM_CTRL,
  1043. power_control);
  1044. udelay(100); /* Delay after power state change */
  1045. /* Switch out of Vaux if it is not a LOM */
  1046. if (!(tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
  1047. tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl, 100);
  1048. return 0;
  1049. case PCI_D1:
  1050. power_control |= 1;
  1051. break;
  1052. case PCI_D2:
  1053. power_control |= 2;
  1054. break;
  1055. case PCI_D3hot:
  1056. power_control |= 3;
  1057. break;
  1058. default:
  1059. printk(KERN_WARNING PFX "%s: Invalid power state (%d) "
  1060. "requested.\n",
  1061. tp->dev->name, state);
  1062. return -EINVAL;
  1063. };
  1064. power_control |= PCI_PM_CTRL_PME_ENABLE;
  1065. misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
  1066. tw32(TG3PCI_MISC_HOST_CTRL,
  1067. misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT);
  1068. if (tp->link_config.phy_is_low_power == 0) {
  1069. tp->link_config.phy_is_low_power = 1;
  1070. tp->link_config.orig_speed = tp->link_config.speed;
  1071. tp->link_config.orig_duplex = tp->link_config.duplex;
  1072. tp->link_config.orig_autoneg = tp->link_config.autoneg;
  1073. }
  1074. if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
  1075. tp->link_config.speed = SPEED_10;
  1076. tp->link_config.duplex = DUPLEX_HALF;
  1077. tp->link_config.autoneg = AUTONEG_ENABLE;
  1078. tg3_setup_phy(tp, 0);
  1079. }
  1080. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
  1081. int i;
  1082. u32 val;
  1083. for (i = 0; i < 200; i++) {
  1084. tg3_read_mem(tp, NIC_SRAM_FW_ASF_STATUS_MBOX, &val);
  1085. if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
  1086. break;
  1087. msleep(1);
  1088. }
  1089. }
  1090. tg3_write_mem(tp, NIC_SRAM_WOL_MBOX, WOL_SIGNATURE |
  1091. WOL_DRV_STATE_SHUTDOWN |
  1092. WOL_DRV_WOL | WOL_SET_MAGIC_PKT);
  1093. pci_read_config_word(tp->pdev, pm + PCI_PM_PMC, &power_caps);
  1094. if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) {
  1095. u32 mac_mode;
  1096. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  1097. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a);
  1098. udelay(40);
  1099. mac_mode = MAC_MODE_PORT_MODE_MII;
  1100. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 ||
  1101. !(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB))
  1102. mac_mode |= MAC_MODE_LINK_POLARITY;
  1103. } else {
  1104. mac_mode = MAC_MODE_PORT_MODE_TBI;
  1105. }
  1106. if (!(tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
  1107. tw32(MAC_LED_CTRL, tp->led_ctrl);
  1108. if (((power_caps & PCI_PM_CAP_PME_D3cold) &&
  1109. (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)))
  1110. mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE;
  1111. tw32_f(MAC_MODE, mac_mode);
  1112. udelay(100);
  1113. tw32_f(MAC_RX_MODE, RX_MODE_ENABLE);
  1114. udelay(10);
  1115. }
  1116. if (!(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB) &&
  1117. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1118. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
  1119. u32 base_val;
  1120. base_val = tp->pci_clock_ctrl;
  1121. base_val |= (CLOCK_CTRL_RXCLK_DISABLE |
  1122. CLOCK_CTRL_TXCLK_DISABLE);
  1123. tw32_wait_f(TG3PCI_CLOCK_CTRL, base_val | CLOCK_CTRL_ALTCLK |
  1124. CLOCK_CTRL_PWRDOWN_PLL133, 40);
  1125. } else if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
  1126. /* do nothing */
  1127. } else if (!((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  1128. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) {
  1129. u32 newbits1, newbits2;
  1130. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1131. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  1132. newbits1 = (CLOCK_CTRL_RXCLK_DISABLE |
  1133. CLOCK_CTRL_TXCLK_DISABLE |
  1134. CLOCK_CTRL_ALTCLK);
  1135. newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
  1136. } else if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  1137. newbits1 = CLOCK_CTRL_625_CORE;
  1138. newbits2 = newbits1 | CLOCK_CTRL_ALTCLK;
  1139. } else {
  1140. newbits1 = CLOCK_CTRL_ALTCLK;
  1141. newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
  1142. }
  1143. tw32_wait_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits1,
  1144. 40);
  1145. tw32_wait_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits2,
  1146. 40);
  1147. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  1148. u32 newbits3;
  1149. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1150. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  1151. newbits3 = (CLOCK_CTRL_RXCLK_DISABLE |
  1152. CLOCK_CTRL_TXCLK_DISABLE |
  1153. CLOCK_CTRL_44MHZ_CORE);
  1154. } else {
  1155. newbits3 = CLOCK_CTRL_44MHZ_CORE;
  1156. }
  1157. tw32_wait_f(TG3PCI_CLOCK_CTRL,
  1158. tp->pci_clock_ctrl | newbits3, 40);
  1159. }
  1160. }
  1161. if (!(tp->tg3_flags & TG3_FLAG_WOL_ENABLE) &&
  1162. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
  1163. /* Turn off the PHY */
  1164. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  1165. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  1166. MII_TG3_EXT_CTRL_FORCE_LED_OFF);
  1167. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2);
  1168. tg3_power_down_phy(tp);
  1169. }
  1170. }
  1171. tg3_frob_aux_power(tp);
  1172. /* Workaround for unstable PLL clock */
  1173. if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
  1174. (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) {
  1175. u32 val = tr32(0x7d00);
  1176. val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1);
  1177. tw32(0x7d00, val);
  1178. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
  1179. int err;
  1180. err = tg3_nvram_lock(tp);
  1181. tg3_halt_cpu(tp, RX_CPU_BASE);
  1182. if (!err)
  1183. tg3_nvram_unlock(tp);
  1184. }
  1185. }
  1186. tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);
  1187. /* Finally, set the new power state. */
  1188. pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control);
  1189. udelay(100); /* Delay after power state change */
  1190. return 0;
  1191. }
  1192. static void tg3_link_report(struct tg3 *tp)
  1193. {
  1194. if (!netif_carrier_ok(tp->dev)) {
  1195. printk(KERN_INFO PFX "%s: Link is down.\n", tp->dev->name);
  1196. } else {
  1197. printk(KERN_INFO PFX "%s: Link is up at %d Mbps, %s duplex.\n",
  1198. tp->dev->name,
  1199. (tp->link_config.active_speed == SPEED_1000 ?
  1200. 1000 :
  1201. (tp->link_config.active_speed == SPEED_100 ?
  1202. 100 : 10)),
  1203. (tp->link_config.active_duplex == DUPLEX_FULL ?
  1204. "full" : "half"));
  1205. printk(KERN_INFO PFX "%s: Flow control is %s for TX and "
  1206. "%s for RX.\n",
  1207. tp->dev->name,
  1208. (tp->tg3_flags & TG3_FLAG_TX_PAUSE) ? "on" : "off",
  1209. (tp->tg3_flags & TG3_FLAG_RX_PAUSE) ? "on" : "off");
  1210. }
  1211. }
  1212. static void tg3_setup_flow_control(struct tg3 *tp, u32 local_adv, u32 remote_adv)
  1213. {
  1214. u32 new_tg3_flags = 0;
  1215. u32 old_rx_mode = tp->rx_mode;
  1216. u32 old_tx_mode = tp->tx_mode;
  1217. if (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) {
  1218. /* Convert 1000BaseX flow control bits to 1000BaseT
  1219. * bits before resolving flow control.
  1220. */
  1221. if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  1222. local_adv &= ~(ADVERTISE_PAUSE_CAP |
  1223. ADVERTISE_PAUSE_ASYM);
  1224. remote_adv &= ~(LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
  1225. if (local_adv & ADVERTISE_1000XPAUSE)
  1226. local_adv |= ADVERTISE_PAUSE_CAP;
  1227. if (local_adv & ADVERTISE_1000XPSE_ASYM)
  1228. local_adv |= ADVERTISE_PAUSE_ASYM;
  1229. if (remote_adv & LPA_1000XPAUSE)
  1230. remote_adv |= LPA_PAUSE_CAP;
  1231. if (remote_adv & LPA_1000XPAUSE_ASYM)
  1232. remote_adv |= LPA_PAUSE_ASYM;
  1233. }
  1234. if (local_adv & ADVERTISE_PAUSE_CAP) {
  1235. if (local_adv & ADVERTISE_PAUSE_ASYM) {
  1236. if (remote_adv & LPA_PAUSE_CAP)
  1237. new_tg3_flags |=
  1238. (TG3_FLAG_RX_PAUSE |
  1239. TG3_FLAG_TX_PAUSE);
  1240. else if (remote_adv & LPA_PAUSE_ASYM)
  1241. new_tg3_flags |=
  1242. (TG3_FLAG_RX_PAUSE);
  1243. } else {
  1244. if (remote_adv & LPA_PAUSE_CAP)
  1245. new_tg3_flags |=
  1246. (TG3_FLAG_RX_PAUSE |
  1247. TG3_FLAG_TX_PAUSE);
  1248. }
  1249. } else if (local_adv & ADVERTISE_PAUSE_ASYM) {
  1250. if ((remote_adv & LPA_PAUSE_CAP) &&
  1251. (remote_adv & LPA_PAUSE_ASYM))
  1252. new_tg3_flags |= TG3_FLAG_TX_PAUSE;
  1253. }
  1254. tp->tg3_flags &= ~(TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE);
  1255. tp->tg3_flags |= new_tg3_flags;
  1256. } else {
  1257. new_tg3_flags = tp->tg3_flags;
  1258. }
  1259. if (new_tg3_flags & TG3_FLAG_RX_PAUSE)
  1260. tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
  1261. else
  1262. tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
  1263. if (old_rx_mode != tp->rx_mode) {
  1264. tw32_f(MAC_RX_MODE, tp->rx_mode);
  1265. }
  1266. if (new_tg3_flags & TG3_FLAG_TX_PAUSE)
  1267. tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
  1268. else
  1269. tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
  1270. if (old_tx_mode != tp->tx_mode) {
  1271. tw32_f(MAC_TX_MODE, tp->tx_mode);
  1272. }
  1273. }
  1274. static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)
  1275. {
  1276. switch (val & MII_TG3_AUX_STAT_SPDMASK) {
  1277. case MII_TG3_AUX_STAT_10HALF:
  1278. *speed = SPEED_10;
  1279. *duplex = DUPLEX_HALF;
  1280. break;
  1281. case MII_TG3_AUX_STAT_10FULL:
  1282. *speed = SPEED_10;
  1283. *duplex = DUPLEX_FULL;
  1284. break;
  1285. case MII_TG3_AUX_STAT_100HALF:
  1286. *speed = SPEED_100;
  1287. *duplex = DUPLEX_HALF;
  1288. break;
  1289. case MII_TG3_AUX_STAT_100FULL:
  1290. *speed = SPEED_100;
  1291. *duplex = DUPLEX_FULL;
  1292. break;
  1293. case MII_TG3_AUX_STAT_1000HALF:
  1294. *speed = SPEED_1000;
  1295. *duplex = DUPLEX_HALF;
  1296. break;
  1297. case MII_TG3_AUX_STAT_1000FULL:
  1298. *speed = SPEED_1000;
  1299. *duplex = DUPLEX_FULL;
  1300. break;
  1301. default:
  1302. *speed = SPEED_INVALID;
  1303. *duplex = DUPLEX_INVALID;
  1304. break;
  1305. };
  1306. }
  1307. static void tg3_phy_copper_begin(struct tg3 *tp)
  1308. {
  1309. u32 new_adv;
  1310. int i;
  1311. if (tp->link_config.phy_is_low_power) {
  1312. /* Entering low power mode. Disable gigabit and
  1313. * 100baseT advertisements.
  1314. */
  1315. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1316. new_adv = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  1317. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  1318. if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)
  1319. new_adv |= (ADVERTISE_100HALF | ADVERTISE_100FULL);
  1320. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1321. } else if (tp->link_config.speed == SPEED_INVALID) {
  1322. tp->link_config.advertising =
  1323. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  1324. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  1325. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  1326. ADVERTISED_Autoneg | ADVERTISED_MII);
  1327. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  1328. tp->link_config.advertising &=
  1329. ~(ADVERTISED_1000baseT_Half |
  1330. ADVERTISED_1000baseT_Full);
  1331. new_adv = (ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  1332. if (tp->link_config.advertising & ADVERTISED_10baseT_Half)
  1333. new_adv |= ADVERTISE_10HALF;
  1334. if (tp->link_config.advertising & ADVERTISED_10baseT_Full)
  1335. new_adv |= ADVERTISE_10FULL;
  1336. if (tp->link_config.advertising & ADVERTISED_100baseT_Half)
  1337. new_adv |= ADVERTISE_100HALF;
  1338. if (tp->link_config.advertising & ADVERTISED_100baseT_Full)
  1339. new_adv |= ADVERTISE_100FULL;
  1340. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1341. if (tp->link_config.advertising &
  1342. (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) {
  1343. new_adv = 0;
  1344. if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
  1345. new_adv |= MII_TG3_CTRL_ADV_1000_HALF;
  1346. if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
  1347. new_adv |= MII_TG3_CTRL_ADV_1000_FULL;
  1348. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) &&
  1349. (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1350. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0))
  1351. new_adv |= (MII_TG3_CTRL_AS_MASTER |
  1352. MII_TG3_CTRL_ENABLE_AS_MASTER);
  1353. tg3_writephy(tp, MII_TG3_CTRL, new_adv);
  1354. } else {
  1355. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1356. }
  1357. } else {
  1358. /* Asking for a specific link mode. */
  1359. if (tp->link_config.speed == SPEED_1000) {
  1360. new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
  1361. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1362. if (tp->link_config.duplex == DUPLEX_FULL)
  1363. new_adv = MII_TG3_CTRL_ADV_1000_FULL;
  1364. else
  1365. new_adv = MII_TG3_CTRL_ADV_1000_HALF;
  1366. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1367. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  1368. new_adv |= (MII_TG3_CTRL_AS_MASTER |
  1369. MII_TG3_CTRL_ENABLE_AS_MASTER);
  1370. tg3_writephy(tp, MII_TG3_CTRL, new_adv);
  1371. } else {
  1372. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1373. new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
  1374. if (tp->link_config.speed == SPEED_100) {
  1375. if (tp->link_config.duplex == DUPLEX_FULL)
  1376. new_adv |= ADVERTISE_100FULL;
  1377. else
  1378. new_adv |= ADVERTISE_100HALF;
  1379. } else {
  1380. if (tp->link_config.duplex == DUPLEX_FULL)
  1381. new_adv |= ADVERTISE_10FULL;
  1382. else
  1383. new_adv |= ADVERTISE_10HALF;
  1384. }
  1385. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1386. }
  1387. }
  1388. if (tp->link_config.autoneg == AUTONEG_DISABLE &&
  1389. tp->link_config.speed != SPEED_INVALID) {
  1390. u32 bmcr, orig_bmcr;
  1391. tp->link_config.active_speed = tp->link_config.speed;
  1392. tp->link_config.active_duplex = tp->link_config.duplex;
  1393. bmcr = 0;
  1394. switch (tp->link_config.speed) {
  1395. default:
  1396. case SPEED_10:
  1397. break;
  1398. case SPEED_100:
  1399. bmcr |= BMCR_SPEED100;
  1400. break;
  1401. case SPEED_1000:
  1402. bmcr |= TG3_BMCR_SPEED1000;
  1403. break;
  1404. };
  1405. if (tp->link_config.duplex == DUPLEX_FULL)
  1406. bmcr |= BMCR_FULLDPLX;
  1407. if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) &&
  1408. (bmcr != orig_bmcr)) {
  1409. tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK);
  1410. for (i = 0; i < 1500; i++) {
  1411. u32 tmp;
  1412. udelay(10);
  1413. if (tg3_readphy(tp, MII_BMSR, &tmp) ||
  1414. tg3_readphy(tp, MII_BMSR, &tmp))
  1415. continue;
  1416. if (!(tmp & BMSR_LSTATUS)) {
  1417. udelay(40);
  1418. break;
  1419. }
  1420. }
  1421. tg3_writephy(tp, MII_BMCR, bmcr);
  1422. udelay(40);
  1423. }
  1424. } else {
  1425. tg3_writephy(tp, MII_BMCR,
  1426. BMCR_ANENABLE | BMCR_ANRESTART);
  1427. }
  1428. }
  1429. static int tg3_init_5401phy_dsp(struct tg3 *tp)
  1430. {
  1431. int err;
  1432. /* Turn off tap power management. */
  1433. /* Set Extended packet length bit */
  1434. err = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
  1435. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012);
  1436. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804);
  1437. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013);
  1438. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204);
  1439. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
  1440. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132);
  1441. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
  1442. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232);
  1443. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  1444. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20);
  1445. udelay(40);
  1446. return err;
  1447. }
  1448. static int tg3_copper_is_advertising_all(struct tg3 *tp)
  1449. {
  1450. u32 adv_reg, all_mask;
  1451. if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
  1452. return 0;
  1453. all_mask = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  1454. ADVERTISE_100HALF | ADVERTISE_100FULL);
  1455. if ((adv_reg & all_mask) != all_mask)
  1456. return 0;
  1457. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  1458. u32 tg3_ctrl;
  1459. if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl))
  1460. return 0;
  1461. all_mask = (MII_TG3_CTRL_ADV_1000_HALF |
  1462. MII_TG3_CTRL_ADV_1000_FULL);
  1463. if ((tg3_ctrl & all_mask) != all_mask)
  1464. return 0;
  1465. }
  1466. return 1;
  1467. }
  1468. static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
  1469. {
  1470. int current_link_up;
  1471. u32 bmsr, dummy;
  1472. u16 current_speed;
  1473. u8 current_duplex;
  1474. int i, err;
  1475. tw32(MAC_EVENT, 0);
  1476. tw32_f(MAC_STATUS,
  1477. (MAC_STATUS_SYNC_CHANGED |
  1478. MAC_STATUS_CFG_CHANGED |
  1479. MAC_STATUS_MI_COMPLETION |
  1480. MAC_STATUS_LNKSTATE_CHANGED));
  1481. udelay(40);
  1482. tp->mi_mode = MAC_MI_MODE_BASE;
  1483. tw32_f(MAC_MI_MODE, tp->mi_mode);
  1484. udelay(80);
  1485. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02);
  1486. /* Some third-party PHYs need to be reset on link going
  1487. * down.
  1488. */
  1489. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  1490. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
  1491. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  1492. netif_carrier_ok(tp->dev)) {
  1493. tg3_readphy(tp, MII_BMSR, &bmsr);
  1494. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1495. !(bmsr & BMSR_LSTATUS))
  1496. force_reset = 1;
  1497. }
  1498. if (force_reset)
  1499. tg3_phy_reset(tp);
  1500. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  1501. tg3_readphy(tp, MII_BMSR, &bmsr);
  1502. if (tg3_readphy(tp, MII_BMSR, &bmsr) ||
  1503. !(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
  1504. bmsr = 0;
  1505. if (!(bmsr & BMSR_LSTATUS)) {
  1506. err = tg3_init_5401phy_dsp(tp);
  1507. if (err)
  1508. return err;
  1509. tg3_readphy(tp, MII_BMSR, &bmsr);
  1510. for (i = 0; i < 1000; i++) {
  1511. udelay(10);
  1512. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1513. (bmsr & BMSR_LSTATUS)) {
  1514. udelay(40);
  1515. break;
  1516. }
  1517. }
  1518. if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 &&
  1519. !(bmsr & BMSR_LSTATUS) &&
  1520. tp->link_config.active_speed == SPEED_1000) {
  1521. err = tg3_phy_reset(tp);
  1522. if (!err)
  1523. err = tg3_init_5401phy_dsp(tp);
  1524. if (err)
  1525. return err;
  1526. }
  1527. }
  1528. } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1529. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
  1530. /* 5701 {A0,B0} CRC bug workaround */
  1531. tg3_writephy(tp, 0x15, 0x0a75);
  1532. tg3_writephy(tp, 0x1c, 0x8c68);
  1533. tg3_writephy(tp, 0x1c, 0x8d68);
  1534. tg3_writephy(tp, 0x1c, 0x8c68);
  1535. }
  1536. /* Clear pending interrupts... */
  1537. tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
  1538. tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
  1539. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT)
  1540. tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
  1541. else
  1542. tg3_writephy(tp, MII_TG3_IMASK, ~0);
  1543. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1544. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  1545. if (tp->led_ctrl == LED_CTRL_MODE_PHY_1)
  1546. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  1547. MII_TG3_EXT_CTRL_LNK3_LED_MODE);
  1548. else
  1549. tg3_writephy(tp, MII_TG3_EXT_CTRL, 0);
  1550. }
  1551. current_link_up = 0;
  1552. current_speed = SPEED_INVALID;
  1553. current_duplex = DUPLEX_INVALID;
  1554. if (tp->tg3_flags2 & TG3_FLG2_CAPACITIVE_COUPLING) {
  1555. u32 val;
  1556. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007);
  1557. tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
  1558. if (!(val & (1 << 10))) {
  1559. val |= (1 << 10);
  1560. tg3_writephy(tp, MII_TG3_AUX_CTRL, val);
  1561. goto relink;
  1562. }
  1563. }
  1564. bmsr = 0;
  1565. for (i = 0; i < 100; i++) {
  1566. tg3_readphy(tp, MII_BMSR, &bmsr);
  1567. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1568. (bmsr & BMSR_LSTATUS))
  1569. break;
  1570. udelay(40);
  1571. }
  1572. if (bmsr & BMSR_LSTATUS) {
  1573. u32 aux_stat, bmcr;
  1574. tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
  1575. for (i = 0; i < 2000; i++) {
  1576. udelay(10);
  1577. if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) &&
  1578. aux_stat)
  1579. break;
  1580. }
  1581. tg3_aux_stat_to_speed_duplex(tp, aux_stat,
  1582. &current_speed,
  1583. &current_duplex);
  1584. bmcr = 0;
  1585. for (i = 0; i < 200; i++) {
  1586. tg3_readphy(tp, MII_BMCR, &bmcr);
  1587. if (tg3_readphy(tp, MII_BMCR, &bmcr))
  1588. continue;
  1589. if (bmcr && bmcr != 0x7fff)
  1590. break;
  1591. udelay(10);
  1592. }
  1593. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  1594. if (bmcr & BMCR_ANENABLE) {
  1595. current_link_up = 1;
  1596. /* Force autoneg restart if we are exiting
  1597. * low power mode.
  1598. */
  1599. if (!tg3_copper_is_advertising_all(tp))
  1600. current_link_up = 0;
  1601. } else {
  1602. current_link_up = 0;
  1603. }
  1604. } else {
  1605. if (!(bmcr & BMCR_ANENABLE) &&
  1606. tp->link_config.speed == current_speed &&
  1607. tp->link_config.duplex == current_duplex) {
  1608. current_link_up = 1;
  1609. } else {
  1610. current_link_up = 0;
  1611. }
  1612. }
  1613. tp->link_config.active_speed = current_speed;
  1614. tp->link_config.active_duplex = current_duplex;
  1615. }
  1616. if (current_link_up == 1 &&
  1617. (tp->link_config.active_duplex == DUPLEX_FULL) &&
  1618. (tp->link_config.autoneg == AUTONEG_ENABLE)) {
  1619. u32 local_adv, remote_adv;
  1620. if (tg3_readphy(tp, MII_ADVERTISE, &local_adv))
  1621. local_adv = 0;
  1622. local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
  1623. if (tg3_readphy(tp, MII_LPA, &remote_adv))
  1624. remote_adv = 0;
  1625. remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
  1626. /* If we are not advertising full pause capability,
  1627. * something is wrong. Bring the link down and reconfigure.
  1628. */
  1629. if (local_adv != ADVERTISE_PAUSE_CAP) {
  1630. current_link_up = 0;
  1631. } else {
  1632. tg3_setup_flow_control(tp, local_adv, remote_adv);
  1633. }
  1634. }
  1635. relink:
  1636. if (current_link_up == 0 || tp->link_config.phy_is_low_power) {
  1637. u32 tmp;
  1638. tg3_phy_copper_begin(tp);
  1639. tg3_readphy(tp, MII_BMSR, &tmp);
  1640. if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
  1641. (tmp & BMSR_LSTATUS))
  1642. current_link_up = 1;
  1643. }
  1644. tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK;
  1645. if (current_link_up == 1) {
  1646. if (tp->link_config.active_speed == SPEED_100 ||
  1647. tp->link_config.active_speed == SPEED_10)
  1648. tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
  1649. else
  1650. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  1651. } else
  1652. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  1653. tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
  1654. if (tp->link_config.active_duplex == DUPLEX_HALF)
  1655. tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
  1656. tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
  1657. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
  1658. if ((tp->led_ctrl == LED_CTRL_MODE_PHY_2) ||
  1659. (current_link_up == 1 &&
  1660. tp->link_config.active_speed == SPEED_10))
  1661. tp->mac_mode |= MAC_MODE_LINK_POLARITY;
  1662. } else {
  1663. if (current_link_up == 1)
  1664. tp->mac_mode |= MAC_MODE_LINK_POLARITY;
  1665. }
  1666. /* ??? Without this setting Netgear GA302T PHY does not
  1667. * ??? send/receive packets...
  1668. */
  1669. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 &&
  1670. tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) {
  1671. tp->mi_mode |= MAC_MI_MODE_AUTO_POLL;
  1672. tw32_f(MAC_MI_MODE, tp->mi_mode);
  1673. udelay(80);
  1674. }
  1675. tw32_f(MAC_MODE, tp->mac_mode);
  1676. udelay(40);
  1677. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  1678. /* Polled via timer. */
  1679. tw32_f(MAC_EVENT, 0);
  1680. } else {
  1681. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  1682. }
  1683. udelay(40);
  1684. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 &&
  1685. current_link_up == 1 &&
  1686. tp->link_config.active_speed == SPEED_1000 &&
  1687. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ||
  1688. (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) {
  1689. udelay(120);
  1690. tw32_f(MAC_STATUS,
  1691. (MAC_STATUS_SYNC_CHANGED |
  1692. MAC_STATUS_CFG_CHANGED));
  1693. udelay(40);
  1694. tg3_write_mem(tp,
  1695. NIC_SRAM_FIRMWARE_MBOX,
  1696. NIC_SRAM_FIRMWARE_MBOX_MAGIC2);
  1697. }
  1698. if (current_link_up != netif_carrier_ok(tp->dev)) {
  1699. if (current_link_up)
  1700. netif_carrier_on(tp->dev);
  1701. else
  1702. netif_carrier_off(tp->dev);
  1703. tg3_link_report(tp);
  1704. }
  1705. return 0;
  1706. }
  1707. struct tg3_fiber_aneginfo {
  1708. int state;
  1709. #define ANEG_STATE_UNKNOWN 0
  1710. #define ANEG_STATE_AN_ENABLE 1
  1711. #define ANEG_STATE_RESTART_INIT 2
  1712. #define ANEG_STATE_RESTART 3
  1713. #define ANEG_STATE_DISABLE_LINK_OK 4
  1714. #define ANEG_STATE_ABILITY_DETECT_INIT 5
  1715. #define ANEG_STATE_ABILITY_DETECT 6
  1716. #define ANEG_STATE_ACK_DETECT_INIT 7
  1717. #define ANEG_STATE_ACK_DETECT 8
  1718. #define ANEG_STATE_COMPLETE_ACK_INIT 9
  1719. #define ANEG_STATE_COMPLETE_ACK 10
  1720. #define ANEG_STATE_IDLE_DETECT_INIT 11
  1721. #define ANEG_STATE_IDLE_DETECT 12
  1722. #define ANEG_STATE_LINK_OK 13
  1723. #define ANEG_STATE_NEXT_PAGE_WAIT_INIT 14
  1724. #define ANEG_STATE_NEXT_PAGE_WAIT 15
  1725. u32 flags;
  1726. #define MR_AN_ENABLE 0x00000001
  1727. #define MR_RESTART_AN 0x00000002
  1728. #define MR_AN_COMPLETE 0x00000004
  1729. #define MR_PAGE_RX 0x00000008
  1730. #define MR_NP_LOADED 0x00000010
  1731. #define MR_TOGGLE_TX 0x00000020
  1732. #define MR_LP_ADV_FULL_DUPLEX 0x00000040
  1733. #define MR_LP_ADV_HALF_DUPLEX 0x00000080
  1734. #define MR_LP_ADV_SYM_PAUSE 0x00000100
  1735. #define MR_LP_ADV_ASYM_PAUSE 0x00000200
  1736. #define MR_LP_ADV_REMOTE_FAULT1 0x00000400
  1737. #define MR_LP_ADV_REMOTE_FAULT2 0x00000800
  1738. #define MR_LP_ADV_NEXT_PAGE 0x00001000
  1739. #define MR_TOGGLE_RX 0x00002000
  1740. #define MR_NP_RX 0x00004000
  1741. #define MR_LINK_OK 0x80000000
  1742. unsigned long link_time, cur_time;
  1743. u32 ability_match_cfg;
  1744. int ability_match_count;
  1745. char ability_match, idle_match, ack_match;
  1746. u32 txconfig, rxconfig;
  1747. #define ANEG_CFG_NP 0x00000080
  1748. #define ANEG_CFG_ACK 0x00000040
  1749. #define ANEG_CFG_RF2 0x00000020
  1750. #define ANEG_CFG_RF1 0x00000010
  1751. #define ANEG_CFG_PS2 0x00000001
  1752. #define ANEG_CFG_PS1 0x00008000
  1753. #define ANEG_CFG_HD 0x00004000
  1754. #define ANEG_CFG_FD 0x00002000
  1755. #define ANEG_CFG_INVAL 0x00001f06
  1756. };
  1757. #define ANEG_OK 0
  1758. #define ANEG_DONE 1
  1759. #define ANEG_TIMER_ENAB 2
  1760. #define ANEG_FAILED -1
  1761. #define ANEG_STATE_SETTLE_TIME 10000
  1762. static int tg3_fiber_aneg_smachine(struct tg3 *tp,
  1763. struct tg3_fiber_aneginfo *ap)
  1764. {
  1765. unsigned long delta;
  1766. u32 rx_cfg_reg;
  1767. int ret;
  1768. if (ap->state == ANEG_STATE_UNKNOWN) {
  1769. ap->rxconfig = 0;
  1770. ap->link_time = 0;
  1771. ap->cur_time = 0;
  1772. ap->ability_match_cfg = 0;
  1773. ap->ability_match_count = 0;
  1774. ap->ability_match = 0;
  1775. ap->idle_match = 0;
  1776. ap->ack_match = 0;
  1777. }
  1778. ap->cur_time++;
  1779. if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) {
  1780. rx_cfg_reg = tr32(MAC_RX_AUTO_NEG);
  1781. if (rx_cfg_reg != ap->ability_match_cfg) {
  1782. ap->ability_match_cfg = rx_cfg_reg;
  1783. ap->ability_match = 0;
  1784. ap->ability_match_count = 0;
  1785. } else {
  1786. if (++ap->ability_match_count > 1) {
  1787. ap->ability_match = 1;
  1788. ap->ability_match_cfg = rx_cfg_reg;
  1789. }
  1790. }
  1791. if (rx_cfg_reg & ANEG_CFG_ACK)
  1792. ap->ack_match = 1;
  1793. else
  1794. ap->ack_match = 0;
  1795. ap->idle_match = 0;
  1796. } else {
  1797. ap->idle_match = 1;
  1798. ap->ability_match_cfg = 0;
  1799. ap->ability_match_count = 0;
  1800. ap->ability_match = 0;
  1801. ap->ack_match = 0;
  1802. rx_cfg_reg = 0;
  1803. }
  1804. ap->rxconfig = rx_cfg_reg;
  1805. ret = ANEG_OK;
  1806. switch(ap->state) {
  1807. case ANEG_STATE_UNKNOWN:
  1808. if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN))
  1809. ap->state = ANEG_STATE_AN_ENABLE;
  1810. /* fallthru */
  1811. case ANEG_STATE_AN_ENABLE:
  1812. ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX);
  1813. if (ap->flags & MR_AN_ENABLE) {
  1814. ap->link_time = 0;
  1815. ap->cur_time = 0;
  1816. ap->ability_match_cfg = 0;
  1817. ap->ability_match_count = 0;
  1818. ap->ability_match = 0;
  1819. ap->idle_match = 0;
  1820. ap->ack_match = 0;
  1821. ap->state = ANEG_STATE_RESTART_INIT;
  1822. } else {
  1823. ap->state = ANEG_STATE_DISABLE_LINK_OK;
  1824. }
  1825. break;
  1826. case ANEG_STATE_RESTART_INIT:
  1827. ap->link_time = ap->cur_time;
  1828. ap->flags &= ~(MR_NP_LOADED);
  1829. ap->txconfig = 0;
  1830. tw32(MAC_TX_AUTO_NEG, 0);
  1831. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1832. tw32_f(MAC_MODE, tp->mac_mode);
  1833. udelay(40);
  1834. ret = ANEG_TIMER_ENAB;
  1835. ap->state = ANEG_STATE_RESTART;
  1836. /* fallthru */
  1837. case ANEG_STATE_RESTART:
  1838. delta = ap->cur_time - ap->link_time;
  1839. if (delta > ANEG_STATE_SETTLE_TIME) {
  1840. ap->state = ANEG_STATE_ABILITY_DETECT_INIT;
  1841. } else {
  1842. ret = ANEG_TIMER_ENAB;
  1843. }
  1844. break;
  1845. case ANEG_STATE_DISABLE_LINK_OK:
  1846. ret = ANEG_DONE;
  1847. break;
  1848. case ANEG_STATE_ABILITY_DETECT_INIT:
  1849. ap->flags &= ~(MR_TOGGLE_TX);
  1850. ap->txconfig = (ANEG_CFG_FD | ANEG_CFG_PS1);
  1851. tw32(MAC_TX_AUTO_NEG, ap->txconfig);
  1852. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1853. tw32_f(MAC_MODE, tp->mac_mode);
  1854. udelay(40);
  1855. ap->state = ANEG_STATE_ABILITY_DETECT;
  1856. break;
  1857. case ANEG_STATE_ABILITY_DETECT:
  1858. if (ap->ability_match != 0 && ap->rxconfig != 0) {
  1859. ap->state = ANEG_STATE_ACK_DETECT_INIT;
  1860. }
  1861. break;
  1862. case ANEG_STATE_ACK_DETECT_INIT:
  1863. ap->txconfig |= ANEG_CFG_ACK;
  1864. tw32(MAC_TX_AUTO_NEG, ap->txconfig);
  1865. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1866. tw32_f(MAC_MODE, tp->mac_mode);
  1867. udelay(40);
  1868. ap->state = ANEG_STATE_ACK_DETECT;
  1869. /* fallthru */
  1870. case ANEG_STATE_ACK_DETECT:
  1871. if (ap->ack_match != 0) {
  1872. if ((ap->rxconfig & ~ANEG_CFG_ACK) ==
  1873. (ap->ability_match_cfg & ~ANEG_CFG_ACK)) {
  1874. ap->state = ANEG_STATE_COMPLETE_ACK_INIT;
  1875. } else {
  1876. ap->state = ANEG_STATE_AN_ENABLE;
  1877. }
  1878. } else if (ap->ability_match != 0 &&
  1879. ap->rxconfig == 0) {
  1880. ap->state = ANEG_STATE_AN_ENABLE;
  1881. }
  1882. break;
  1883. case ANEG_STATE_COMPLETE_ACK_INIT:
  1884. if (ap->rxconfig & ANEG_CFG_INVAL) {
  1885. ret = ANEG_FAILED;
  1886. break;
  1887. }
  1888. ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX |
  1889. MR_LP_ADV_HALF_DUPLEX |
  1890. MR_LP_ADV_SYM_PAUSE |
  1891. MR_LP_ADV_ASYM_PAUSE |
  1892. MR_LP_ADV_REMOTE_FAULT1 |
  1893. MR_LP_ADV_REMOTE_FAULT2 |
  1894. MR_LP_ADV_NEXT_PAGE |
  1895. MR_TOGGLE_RX |
  1896. MR_NP_RX);
  1897. if (ap->rxconfig & ANEG_CFG_FD)
  1898. ap->flags |= MR_LP_ADV_FULL_DUPLEX;
  1899. if (ap->rxconfig & ANEG_CFG_HD)
  1900. ap->flags |= MR_LP_ADV_HALF_DUPLEX;
  1901. if (ap->rxconfig & ANEG_CFG_PS1)
  1902. ap->flags |= MR_LP_ADV_SYM_PAUSE;
  1903. if (ap->rxconfig & ANEG_CFG_PS2)
  1904. ap->flags |= MR_LP_ADV_ASYM_PAUSE;
  1905. if (ap->rxconfig & ANEG_CFG_RF1)
  1906. ap->flags |= MR_LP_ADV_REMOTE_FAULT1;
  1907. if (ap->rxconfig & ANEG_CFG_RF2)
  1908. ap->flags |= MR_LP_ADV_REMOTE_FAULT2;
  1909. if (ap->rxconfig & ANEG_CFG_NP)
  1910. ap->flags |= MR_LP_ADV_NEXT_PAGE;
  1911. ap->link_time = ap->cur_time;
  1912. ap->flags ^= (MR_TOGGLE_TX);
  1913. if (ap->rxconfig & 0x0008)
  1914. ap->flags |= MR_TOGGLE_RX;
  1915. if (ap->rxconfig & ANEG_CFG_NP)
  1916. ap->flags |= MR_NP_RX;
  1917. ap->flags |= MR_PAGE_RX;
  1918. ap->state = ANEG_STATE_COMPLETE_ACK;
  1919. ret = ANEG_TIMER_ENAB;
  1920. break;
  1921. case ANEG_STATE_COMPLETE_ACK:
  1922. if (ap->ability_match != 0 &&
  1923. ap->rxconfig == 0) {
  1924. ap->state = ANEG_STATE_AN_ENABLE;
  1925. break;
  1926. }
  1927. delta = ap->cur_time - ap->link_time;
  1928. if (delta > ANEG_STATE_SETTLE_TIME) {
  1929. if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) {
  1930. ap->state = ANEG_STATE_IDLE_DETECT_INIT;
  1931. } else {
  1932. if ((ap->txconfig & ANEG_CFG_NP) == 0 &&
  1933. !(ap->flags & MR_NP_RX)) {
  1934. ap->state = ANEG_STATE_IDLE_DETECT_INIT;
  1935. } else {
  1936. ret = ANEG_FAILED;
  1937. }
  1938. }
  1939. }
  1940. break;
  1941. case ANEG_STATE_IDLE_DETECT_INIT:
  1942. ap->link_time = ap->cur_time;
  1943. tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
  1944. tw32_f(MAC_MODE, tp->mac_mode);
  1945. udelay(40);
  1946. ap->state = ANEG_STATE_IDLE_DETECT;
  1947. ret = ANEG_TIMER_ENAB;
  1948. break;
  1949. case ANEG_STATE_IDLE_DETECT:
  1950. if (ap->ability_match != 0 &&
  1951. ap->rxconfig == 0) {
  1952. ap->state = ANEG_STATE_AN_ENABLE;
  1953. break;
  1954. }
  1955. delta = ap->cur_time - ap->link_time;
  1956. if (delta > ANEG_STATE_SETTLE_TIME) {
  1957. /* XXX another gem from the Broadcom driver :( */
  1958. ap->state = ANEG_STATE_LINK_OK;
  1959. }
  1960. break;
  1961. case ANEG_STATE_LINK_OK:
  1962. ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK);
  1963. ret = ANEG_DONE;
  1964. break;
  1965. case ANEG_STATE_NEXT_PAGE_WAIT_INIT:
  1966. /* ??? unimplemented */
  1967. break;
  1968. case ANEG_STATE_NEXT_PAGE_WAIT:
  1969. /* ??? unimplemented */
  1970. break;
  1971. default:
  1972. ret = ANEG_FAILED;
  1973. break;
  1974. };
  1975. return ret;
  1976. }
  1977. static int fiber_autoneg(struct tg3 *tp, u32 *flags)
  1978. {
  1979. int res = 0;
  1980. struct tg3_fiber_aneginfo aninfo;
  1981. int status = ANEG_FAILED;
  1982. unsigned int tick;
  1983. u32 tmp;
  1984. tw32_f(MAC_TX_AUTO_NEG, 0);
  1985. tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
  1986. tw32_f(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII);
  1987. udelay(40);
  1988. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS);
  1989. udelay(40);
  1990. memset(&aninfo, 0, sizeof(aninfo));
  1991. aninfo.flags |= MR_AN_ENABLE;
  1992. aninfo.state = ANEG_STATE_UNKNOWN;
  1993. aninfo.cur_time = 0;
  1994. tick = 0;
  1995. while (++tick < 195000) {
  1996. status = tg3_fiber_aneg_smachine(tp, &aninfo);
  1997. if (status == ANEG_DONE || status == ANEG_FAILED)
  1998. break;
  1999. udelay(1);
  2000. }
  2001. tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
  2002. tw32_f(MAC_MODE, tp->mac_mode);
  2003. udelay(40);
  2004. *flags = aninfo.flags;
  2005. if (status == ANEG_DONE &&
  2006. (aninfo.flags & (MR_AN_COMPLETE | MR_LINK_OK |
  2007. MR_LP_ADV_FULL_DUPLEX)))
  2008. res = 1;
  2009. return res;
  2010. }
  2011. static void tg3_init_bcm8002(struct tg3 *tp)
  2012. {
  2013. u32 mac_status = tr32(MAC_STATUS);
  2014. int i;
  2015. /* Reset when initting first time or we have a link. */
  2016. if ((tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) &&
  2017. !(mac_status & MAC_STATUS_PCS_SYNCED))
  2018. return;
  2019. /* Set PLL lock range. */
  2020. tg3_writephy(tp, 0x16, 0x8007);
  2021. /* SW reset */
  2022. tg3_writephy(tp, MII_BMCR, BMCR_RESET);
  2023. /* Wait for reset to complete. */
  2024. /* XXX schedule_timeout() ... */
  2025. for (i = 0; i < 500; i++)
  2026. udelay(10);
  2027. /* Config mode; select PMA/Ch 1 regs. */
  2028. tg3_writephy(tp, 0x10, 0x8411);
  2029. /* Enable auto-lock and comdet, select txclk for tx. */
  2030. tg3_writephy(tp, 0x11, 0x0a10);
  2031. tg3_writephy(tp, 0x18, 0x00a0);
  2032. tg3_writephy(tp, 0x16, 0x41ff);
  2033. /* Assert and deassert POR. */
  2034. tg3_writephy(tp, 0x13, 0x0400);
  2035. udelay(40);
  2036. tg3_writephy(tp, 0x13, 0x0000);
  2037. tg3_writephy(tp, 0x11, 0x0a50);
  2038. udelay(40);
  2039. tg3_writephy(tp, 0x11, 0x0a10);
  2040. /* Wait for signal to stabilize */
  2041. /* XXX schedule_timeout() ... */
  2042. for (i = 0; i < 15000; i++)
  2043. udelay(10);
  2044. /* Deselect the channel register so we can read the PHYID
  2045. * later.
  2046. */
  2047. tg3_writephy(tp, 0x10, 0x8011);
  2048. }
  2049. static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
  2050. {
  2051. u32 sg_dig_ctrl, sg_dig_status;
  2052. u32 serdes_cfg, expected_sg_dig_ctrl;
  2053. int workaround, port_a;
  2054. int current_link_up;
  2055. serdes_cfg = 0;
  2056. expected_sg_dig_ctrl = 0;
  2057. workaround = 0;
  2058. port_a = 1;
  2059. current_link_up = 0;
  2060. if (tp->pci_chip_rev_id != CHIPREV_ID_5704_A0 &&
  2061. tp->pci_chip_rev_id != CHIPREV_ID_5704_A1) {
  2062. workaround = 1;
  2063. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  2064. port_a = 0;
  2065. /* preserve bits 0-11,13,14 for signal pre-emphasis */
  2066. /* preserve bits 20-23 for voltage regulator */
  2067. serdes_cfg = tr32(MAC_SERDES_CFG) & 0x00f06fff;
  2068. }
  2069. sg_dig_ctrl = tr32(SG_DIG_CTRL);
  2070. if (tp->link_config.autoneg != AUTONEG_ENABLE) {
  2071. if (sg_dig_ctrl & (1 << 31)) {
  2072. if (workaround) {
  2073. u32 val = serdes_cfg;
  2074. if (port_a)
  2075. val |= 0xc010000;
  2076. else
  2077. val |= 0x4010000;
  2078. tw32_f(MAC_SERDES_CFG, val);
  2079. }
  2080. tw32_f(SG_DIG_CTRL, 0x01388400);
  2081. }
  2082. if (mac_status & MAC_STATUS_PCS_SYNCED) {
  2083. tg3_setup_flow_control(tp, 0, 0);
  2084. current_link_up = 1;
  2085. }
  2086. goto out;
  2087. }
  2088. /* Want auto-negotiation. */
  2089. expected_sg_dig_ctrl = 0x81388400;
  2090. /* Pause capability */
  2091. expected_sg_dig_ctrl |= (1 << 11);
  2092. /* Asymettric pause */
  2093. expected_sg_dig_ctrl |= (1 << 12);
  2094. if (sg_dig_ctrl != expected_sg_dig_ctrl) {
  2095. if (workaround)
  2096. tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000);
  2097. tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | (1 << 30));
  2098. udelay(5);
  2099. tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl);
  2100. tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
  2101. } else if (mac_status & (MAC_STATUS_PCS_SYNCED |
  2102. MAC_STATUS_SIGNAL_DET)) {
  2103. int i;
  2104. /* Giver time to negotiate (~200ms) */
  2105. for (i = 0; i < 40000; i++) {
  2106. sg_dig_status = tr32(SG_DIG_STATUS);
  2107. if (sg_dig_status & (0x3))
  2108. break;
  2109. udelay(5);
  2110. }
  2111. mac_status = tr32(MAC_STATUS);
  2112. if ((sg_dig_status & (1 << 1)) &&
  2113. (mac_status & MAC_STATUS_PCS_SYNCED)) {
  2114. u32 local_adv, remote_adv;
  2115. local_adv = ADVERTISE_PAUSE_CAP;
  2116. remote_adv = 0;
  2117. if (sg_dig_status & (1 << 19))
  2118. remote_adv |= LPA_PAUSE_CAP;
  2119. if (sg_dig_status & (1 << 20))
  2120. remote_adv |= LPA_PAUSE_ASYM;
  2121. tg3_setup_flow_control(tp, local_adv, remote_adv);
  2122. current_link_up = 1;
  2123. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  2124. } else if (!(sg_dig_status & (1 << 1))) {
  2125. if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED)
  2126. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  2127. else {
  2128. if (workaround) {
  2129. u32 val = serdes_cfg;
  2130. if (port_a)
  2131. val |= 0xc010000;
  2132. else
  2133. val |= 0x4010000;
  2134. tw32_f(MAC_SERDES_CFG, val);
  2135. }
  2136. tw32_f(SG_DIG_CTRL, 0x01388400);
  2137. udelay(40);
  2138. /* Link parallel detection - link is up */
  2139. /* only if we have PCS_SYNC and not */
  2140. /* receiving config code words */
  2141. mac_status = tr32(MAC_STATUS);
  2142. if ((mac_status & MAC_STATUS_PCS_SYNCED) &&
  2143. !(mac_status & MAC_STATUS_RCVD_CFG)) {
  2144. tg3_setup_flow_control(tp, 0, 0);
  2145. current_link_up = 1;
  2146. }
  2147. }
  2148. }
  2149. }
  2150. out:
  2151. return current_link_up;
  2152. }
  2153. static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status)
  2154. {
  2155. int current_link_up = 0;
  2156. if (!(mac_status & MAC_STATUS_PCS_SYNCED)) {
  2157. tp->tg3_flags &= ~TG3_FLAG_GOT_SERDES_FLOWCTL;
  2158. goto out;
  2159. }
  2160. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2161. u32 flags;
  2162. int i;
  2163. if (fiber_autoneg(tp, &flags)) {
  2164. u32 local_adv, remote_adv;
  2165. local_adv = ADVERTISE_PAUSE_CAP;
  2166. remote_adv = 0;
  2167. if (flags & MR_LP_ADV_SYM_PAUSE)
  2168. remote_adv |= LPA_PAUSE_CAP;
  2169. if (flags & MR_LP_ADV_ASYM_PAUSE)
  2170. remote_adv |= LPA_PAUSE_ASYM;
  2171. tg3_setup_flow_control(tp, local_adv, remote_adv);
  2172. tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
  2173. current_link_up = 1;
  2174. }
  2175. for (i = 0; i < 30; i++) {
  2176. udelay(20);
  2177. tw32_f(MAC_STATUS,
  2178. (MAC_STATUS_SYNC_CHANGED |
  2179. MAC_STATUS_CFG_CHANGED));
  2180. udelay(40);
  2181. if ((tr32(MAC_STATUS) &
  2182. (MAC_STATUS_SYNC_CHANGED |
  2183. MAC_STATUS_CFG_CHANGED)) == 0)
  2184. break;
  2185. }
  2186. mac_status = tr32(MAC_STATUS);
  2187. if (current_link_up == 0 &&
  2188. (mac_status & MAC_STATUS_PCS_SYNCED) &&
  2189. !(mac_status & MAC_STATUS_RCVD_CFG))
  2190. current_link_up = 1;
  2191. } else {
  2192. /* Forcing 1000FD link up. */
  2193. current_link_up = 1;
  2194. tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
  2195. tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS));
  2196. udelay(40);
  2197. }
  2198. out:
  2199. return current_link_up;
  2200. }
  2201. static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset)
  2202. {
  2203. u32 orig_pause_cfg;
  2204. u16 orig_active_speed;
  2205. u8 orig_active_duplex;
  2206. u32 mac_status;
  2207. int current_link_up;
  2208. int i;
  2209. orig_pause_cfg =
  2210. (tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
  2211. TG3_FLAG_TX_PAUSE));
  2212. orig_active_speed = tp->link_config.active_speed;
  2213. orig_active_duplex = tp->link_config.active_duplex;
  2214. if (!(tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) &&
  2215. netif_carrier_ok(tp->dev) &&
  2216. (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) {
  2217. mac_status = tr32(MAC_STATUS);
  2218. mac_status &= (MAC_STATUS_PCS_SYNCED |
  2219. MAC_STATUS_SIGNAL_DET |
  2220. MAC_STATUS_CFG_CHANGED |
  2221. MAC_STATUS_RCVD_CFG);
  2222. if (mac_status == (MAC_STATUS_PCS_SYNCED |
  2223. MAC_STATUS_SIGNAL_DET)) {
  2224. tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
  2225. MAC_STATUS_CFG_CHANGED));
  2226. return 0;
  2227. }
  2228. }
  2229. tw32_f(MAC_TX_AUTO_NEG, 0);
  2230. tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX);
  2231. tp->mac_mode |= MAC_MODE_PORT_MODE_TBI;
  2232. tw32_f(MAC_MODE, tp->mac_mode);
  2233. udelay(40);
  2234. if (tp->phy_id == PHY_ID_BCM8002)
  2235. tg3_init_bcm8002(tp);
  2236. /* Enable link change event even when serdes polling. */
  2237. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2238. udelay(40);
  2239. current_link_up = 0;
  2240. mac_status = tr32(MAC_STATUS);
  2241. if (tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG)
  2242. current_link_up = tg3_setup_fiber_hw_autoneg(tp, mac_status);
  2243. else
  2244. current_link_up = tg3_setup_fiber_by_hand(tp, mac_status);
  2245. tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
  2246. tw32_f(MAC_MODE, tp->mac_mode);
  2247. udelay(40);
  2248. tp->hw_status->status =
  2249. (SD_STATUS_UPDATED |
  2250. (tp->hw_status->status & ~SD_STATUS_LINK_CHG));
  2251. for (i = 0; i < 100; i++) {
  2252. tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
  2253. MAC_STATUS_CFG_CHANGED));
  2254. udelay(5);
  2255. if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED |
  2256. MAC_STATUS_CFG_CHANGED)) == 0)
  2257. break;
  2258. }
  2259. mac_status = tr32(MAC_STATUS);
  2260. if ((mac_status & MAC_STATUS_PCS_SYNCED) == 0) {
  2261. current_link_up = 0;
  2262. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2263. tw32_f(MAC_MODE, (tp->mac_mode |
  2264. MAC_MODE_SEND_CONFIGS));
  2265. udelay(1);
  2266. tw32_f(MAC_MODE, tp->mac_mode);
  2267. }
  2268. }
  2269. if (current_link_up == 1) {
  2270. tp->link_config.active_speed = SPEED_1000;
  2271. tp->link_config.active_duplex = DUPLEX_FULL;
  2272. tw32(MAC_LED_CTRL, (tp->led_ctrl |
  2273. LED_CTRL_LNKLED_OVERRIDE |
  2274. LED_CTRL_1000MBPS_ON));
  2275. } else {
  2276. tp->link_config.active_speed = SPEED_INVALID;
  2277. tp->link_config.active_duplex = DUPLEX_INVALID;
  2278. tw32(MAC_LED_CTRL, (tp->led_ctrl |
  2279. LED_CTRL_LNKLED_OVERRIDE |
  2280. LED_CTRL_TRAFFIC_OVERRIDE));
  2281. }
  2282. if (current_link_up != netif_carrier_ok(tp->dev)) {
  2283. if (current_link_up)
  2284. netif_carrier_on(tp->dev);
  2285. else
  2286. netif_carrier_off(tp->dev);
  2287. tg3_link_report(tp);
  2288. } else {
  2289. u32 now_pause_cfg =
  2290. tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
  2291. TG3_FLAG_TX_PAUSE);
  2292. if (orig_pause_cfg != now_pause_cfg ||
  2293. orig_active_speed != tp->link_config.active_speed ||
  2294. orig_active_duplex != tp->link_config.active_duplex)
  2295. tg3_link_report(tp);
  2296. }
  2297. return 0;
  2298. }
  2299. static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
  2300. {
  2301. int current_link_up, err = 0;
  2302. u32 bmsr, bmcr;
  2303. u16 current_speed;
  2304. u8 current_duplex;
  2305. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  2306. tw32_f(MAC_MODE, tp->mac_mode);
  2307. udelay(40);
  2308. tw32(MAC_EVENT, 0);
  2309. tw32_f(MAC_STATUS,
  2310. (MAC_STATUS_SYNC_CHANGED |
  2311. MAC_STATUS_CFG_CHANGED |
  2312. MAC_STATUS_MI_COMPLETION |
  2313. MAC_STATUS_LNKSTATE_CHANGED));
  2314. udelay(40);
  2315. if (force_reset)
  2316. tg3_phy_reset(tp);
  2317. current_link_up = 0;
  2318. current_speed = SPEED_INVALID;
  2319. current_duplex = DUPLEX_INVALID;
  2320. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2321. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2322. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
  2323. if (tr32(MAC_TX_STATUS) & TX_STATUS_LINK_UP)
  2324. bmsr |= BMSR_LSTATUS;
  2325. else
  2326. bmsr &= ~BMSR_LSTATUS;
  2327. }
  2328. err |= tg3_readphy(tp, MII_BMCR, &bmcr);
  2329. if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset &&
  2330. (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
  2331. /* do nothing, just check for link up at the end */
  2332. } else if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2333. u32 adv, new_adv;
  2334. err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
  2335. new_adv = adv & ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF |
  2336. ADVERTISE_1000XPAUSE |
  2337. ADVERTISE_1000XPSE_ASYM |
  2338. ADVERTISE_SLCT);
  2339. /* Always advertise symmetric PAUSE just like copper */
  2340. new_adv |= ADVERTISE_1000XPAUSE;
  2341. if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
  2342. new_adv |= ADVERTISE_1000XHALF;
  2343. if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
  2344. new_adv |= ADVERTISE_1000XFULL;
  2345. if ((new_adv != adv) || !(bmcr & BMCR_ANENABLE)) {
  2346. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  2347. bmcr |= BMCR_ANENABLE | BMCR_ANRESTART;
  2348. tg3_writephy(tp, MII_BMCR, bmcr);
  2349. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2350. tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
  2351. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2352. return err;
  2353. }
  2354. } else {
  2355. u32 new_bmcr;
  2356. bmcr &= ~BMCR_SPEED1000;
  2357. new_bmcr = bmcr & ~(BMCR_ANENABLE | BMCR_FULLDPLX);
  2358. if (tp->link_config.duplex == DUPLEX_FULL)
  2359. new_bmcr |= BMCR_FULLDPLX;
  2360. if (new_bmcr != bmcr) {
  2361. /* BMCR_SPEED1000 is a reserved bit that needs
  2362. * to be set on write.
  2363. */
  2364. new_bmcr |= BMCR_SPEED1000;
  2365. /* Force a linkdown */
  2366. if (netif_carrier_ok(tp->dev)) {
  2367. u32 adv;
  2368. err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
  2369. adv &= ~(ADVERTISE_1000XFULL |
  2370. ADVERTISE_1000XHALF |
  2371. ADVERTISE_SLCT);
  2372. tg3_writephy(tp, MII_ADVERTISE, adv);
  2373. tg3_writephy(tp, MII_BMCR, bmcr |
  2374. BMCR_ANRESTART |
  2375. BMCR_ANENABLE);
  2376. udelay(10);
  2377. netif_carrier_off(tp->dev);
  2378. }
  2379. tg3_writephy(tp, MII_BMCR, new_bmcr);
  2380. bmcr = new_bmcr;
  2381. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2382. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2383. if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
  2384. ASIC_REV_5714) {
  2385. if (tr32(MAC_TX_STATUS) & TX_STATUS_LINK_UP)
  2386. bmsr |= BMSR_LSTATUS;
  2387. else
  2388. bmsr &= ~BMSR_LSTATUS;
  2389. }
  2390. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2391. }
  2392. }
  2393. if (bmsr & BMSR_LSTATUS) {
  2394. current_speed = SPEED_1000;
  2395. current_link_up = 1;
  2396. if (bmcr & BMCR_FULLDPLX)
  2397. current_duplex = DUPLEX_FULL;
  2398. else
  2399. current_duplex = DUPLEX_HALF;
  2400. if (bmcr & BMCR_ANENABLE) {
  2401. u32 local_adv, remote_adv, common;
  2402. err |= tg3_readphy(tp, MII_ADVERTISE, &local_adv);
  2403. err |= tg3_readphy(tp, MII_LPA, &remote_adv);
  2404. common = local_adv & remote_adv;
  2405. if (common & (ADVERTISE_1000XHALF |
  2406. ADVERTISE_1000XFULL)) {
  2407. if (common & ADVERTISE_1000XFULL)
  2408. current_duplex = DUPLEX_FULL;
  2409. else
  2410. current_duplex = DUPLEX_HALF;
  2411. tg3_setup_flow_control(tp, local_adv,
  2412. remote_adv);
  2413. }
  2414. else
  2415. current_link_up = 0;
  2416. }
  2417. }
  2418. tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
  2419. if (tp->link_config.active_duplex == DUPLEX_HALF)
  2420. tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
  2421. tw32_f(MAC_MODE, tp->mac_mode);
  2422. udelay(40);
  2423. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2424. tp->link_config.active_speed = current_speed;
  2425. tp->link_config.active_duplex = current_duplex;
  2426. if (current_link_up != netif_carrier_ok(tp->dev)) {
  2427. if (current_link_up)
  2428. netif_carrier_on(tp->dev);
  2429. else {
  2430. netif_carrier_off(tp->dev);
  2431. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2432. }
  2433. tg3_link_report(tp);
  2434. }
  2435. return err;
  2436. }
  2437. static void tg3_serdes_parallel_detect(struct tg3 *tp)
  2438. {
  2439. if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED) {
  2440. /* Give autoneg time to complete. */
  2441. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  2442. return;
  2443. }
  2444. if (!netif_carrier_ok(tp->dev) &&
  2445. (tp->link_config.autoneg == AUTONEG_ENABLE)) {
  2446. u32 bmcr;
  2447. tg3_readphy(tp, MII_BMCR, &bmcr);
  2448. if (bmcr & BMCR_ANENABLE) {
  2449. u32 phy1, phy2;
  2450. /* Select shadow register 0x1f */
  2451. tg3_writephy(tp, 0x1c, 0x7c00);
  2452. tg3_readphy(tp, 0x1c, &phy1);
  2453. /* Select expansion interrupt status register */
  2454. tg3_writephy(tp, 0x17, 0x0f01);
  2455. tg3_readphy(tp, 0x15, &phy2);
  2456. tg3_readphy(tp, 0x15, &phy2);
  2457. if ((phy1 & 0x10) && !(phy2 & 0x20)) {
  2458. /* We have signal detect and not receiving
  2459. * config code words, link is up by parallel
  2460. * detection.
  2461. */
  2462. bmcr &= ~BMCR_ANENABLE;
  2463. bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX;
  2464. tg3_writephy(tp, MII_BMCR, bmcr);
  2465. tp->tg3_flags2 |= TG3_FLG2_PARALLEL_DETECT;
  2466. }
  2467. }
  2468. }
  2469. else if (netif_carrier_ok(tp->dev) &&
  2470. (tp->link_config.autoneg == AUTONEG_ENABLE) &&
  2471. (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
  2472. u32 phy2;
  2473. /* Select expansion interrupt status register */
  2474. tg3_writephy(tp, 0x17, 0x0f01);
  2475. tg3_readphy(tp, 0x15, &phy2);
  2476. if (phy2 & 0x20) {
  2477. u32 bmcr;
  2478. /* Config code words received, turn on autoneg. */
  2479. tg3_readphy(tp, MII_BMCR, &bmcr);
  2480. tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANENABLE);
  2481. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2482. }
  2483. }
  2484. }
  2485. static int tg3_setup_phy(struct tg3 *tp, int force_reset)
  2486. {
  2487. int err;
  2488. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  2489. err = tg3_setup_fiber_phy(tp, force_reset);
  2490. } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  2491. err = tg3_setup_fiber_mii_phy(tp, force_reset);
  2492. } else {
  2493. err = tg3_setup_copper_phy(tp, force_reset);
  2494. }
  2495. if (tp->link_config.active_speed == SPEED_1000 &&
  2496. tp->link_config.active_duplex == DUPLEX_HALF)
  2497. tw32(MAC_TX_LENGTHS,
  2498. ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  2499. (6 << TX_LENGTHS_IPG_SHIFT) |
  2500. (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
  2501. else
  2502. tw32(MAC_TX_LENGTHS,
  2503. ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  2504. (6 << TX_LENGTHS_IPG_SHIFT) |
  2505. (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));
  2506. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  2507. if (netif_carrier_ok(tp->dev)) {
  2508. tw32(HOSTCC_STAT_COAL_TICKS,
  2509. tp->coal.stats_block_coalesce_usecs);
  2510. } else {
  2511. tw32(HOSTCC_STAT_COAL_TICKS, 0);
  2512. }
  2513. }
  2514. return err;
  2515. }
  2516. /* This is called whenever we suspect that the system chipset is re-
  2517. * ordering the sequence of MMIO to the tx send mailbox. The symptom
  2518. * is bogus tx completions. We try to recover by setting the
  2519. * TG3_FLAG_MBOX_WRITE_REORDER flag and resetting the chip later
  2520. * in the workqueue.
  2521. */
  2522. static void tg3_tx_recover(struct tg3 *tp)
  2523. {
  2524. BUG_ON((tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) ||
  2525. tp->write32_tx_mbox == tg3_write_indirect_mbox);
  2526. printk(KERN_WARNING PFX "%s: The system may be re-ordering memory-"
  2527. "mapped I/O cycles to the network device, attempting to "
  2528. "recover. Please report the problem to the driver maintainer "
  2529. "and include system chipset information.\n", tp->dev->name);
  2530. spin_lock(&tp->lock);
  2531. tp->tg3_flags |= TG3_FLAG_TX_RECOVERY_PENDING;
  2532. spin_unlock(&tp->lock);
  2533. }
  2534. /* Tigon3 never reports partial packet sends. So we do not
  2535. * need special logic to handle SKBs that have not had all
  2536. * of their frags sent yet, like SunGEM does.
  2537. */
  2538. static void tg3_tx(struct tg3 *tp)
  2539. {
  2540. u32 hw_idx = tp->hw_status->idx[0].tx_consumer;
  2541. u32 sw_idx = tp->tx_cons;
  2542. while (sw_idx != hw_idx) {
  2543. struct tx_ring_info *ri = &tp->tx_buffers[sw_idx];
  2544. struct sk_buff *skb = ri->skb;
  2545. int i, tx_bug = 0;
  2546. if (unlikely(skb == NULL)) {
  2547. tg3_tx_recover(tp);
  2548. return;
  2549. }
  2550. pci_unmap_single(tp->pdev,
  2551. pci_unmap_addr(ri, mapping),
  2552. skb_headlen(skb),
  2553. PCI_DMA_TODEVICE);
  2554. ri->skb = NULL;
  2555. sw_idx = NEXT_TX(sw_idx);
  2556. for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
  2557. ri = &tp->tx_buffers[sw_idx];
  2558. if (unlikely(ri->skb != NULL || sw_idx == hw_idx))
  2559. tx_bug = 1;
  2560. pci_unmap_page(tp->pdev,
  2561. pci_unmap_addr(ri, mapping),
  2562. skb_shinfo(skb)->frags[i].size,
  2563. PCI_DMA_TODEVICE);
  2564. sw_idx = NEXT_TX(sw_idx);
  2565. }
  2566. dev_kfree_skb(skb);
  2567. if (unlikely(tx_bug)) {
  2568. tg3_tx_recover(tp);
  2569. return;
  2570. }
  2571. }
  2572. tp->tx_cons = sw_idx;
  2573. if (unlikely(netif_queue_stopped(tp->dev))) {
  2574. spin_lock(&tp->tx_lock);
  2575. if (netif_queue_stopped(tp->dev) &&
  2576. (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH))
  2577. netif_wake_queue(tp->dev);
  2578. spin_unlock(&tp->tx_lock);
  2579. }
  2580. }
  2581. /* Returns size of skb allocated or < 0 on error.
  2582. *
  2583. * We only need to fill in the address because the other members
  2584. * of the RX descriptor are invariant, see tg3_init_rings.
  2585. *
  2586. * Note the purposeful assymetry of cpu vs. chip accesses. For
  2587. * posting buffers we only dirty the first cache line of the RX
  2588. * descriptor (containing the address). Whereas for the RX status
  2589. * buffers the cpu only reads the last cacheline of the RX descriptor
  2590. * (to fetch the error flags, vlan tag, checksum, and opaque cookie).
  2591. */
  2592. static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
  2593. int src_idx, u32 dest_idx_unmasked)
  2594. {
  2595. struct tg3_rx_buffer_desc *desc;
  2596. struct ring_info *map, *src_map;
  2597. struct sk_buff *skb;
  2598. dma_addr_t mapping;
  2599. int skb_size, dest_idx;
  2600. src_map = NULL;
  2601. switch (opaque_key) {
  2602. case RXD_OPAQUE_RING_STD:
  2603. dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
  2604. desc = &tp->rx_std[dest_idx];
  2605. map = &tp->rx_std_buffers[dest_idx];
  2606. if (src_idx >= 0)
  2607. src_map = &tp->rx_std_buffers[src_idx];
  2608. skb_size = tp->rx_pkt_buf_sz;
  2609. break;
  2610. case RXD_OPAQUE_RING_JUMBO:
  2611. dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
  2612. desc = &tp->rx_jumbo[dest_idx];
  2613. map = &tp->rx_jumbo_buffers[dest_idx];
  2614. if (src_idx >= 0)
  2615. src_map = &tp->rx_jumbo_buffers[src_idx];
  2616. skb_size = RX_JUMBO_PKT_BUF_SZ;
  2617. break;
  2618. default:
  2619. return -EINVAL;
  2620. };
  2621. /* Do not overwrite any of the map or rp information
  2622. * until we are sure we can commit to a new buffer.
  2623. *
  2624. * Callers depend upon this behavior and assume that
  2625. * we leave everything unchanged if we fail.
  2626. */
  2627. skb = dev_alloc_skb(skb_size);
  2628. if (skb == NULL)
  2629. return -ENOMEM;
  2630. skb->dev = tp->dev;
  2631. skb_reserve(skb, tp->rx_offset);
  2632. mapping = pci_map_single(tp->pdev, skb->data,
  2633. skb_size - tp->rx_offset,
  2634. PCI_DMA_FROMDEVICE);
  2635. map->skb = skb;
  2636. pci_unmap_addr_set(map, mapping, mapping);
  2637. if (src_map != NULL)
  2638. src_map->skb = NULL;
  2639. desc->addr_hi = ((u64)mapping >> 32);
  2640. desc->addr_lo = ((u64)mapping & 0xffffffff);
  2641. return skb_size;
  2642. }
  2643. /* We only need to move over in the address because the other
  2644. * members of the RX descriptor are invariant. See notes above
  2645. * tg3_alloc_rx_skb for full details.
  2646. */
  2647. static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
  2648. int src_idx, u32 dest_idx_unmasked)
  2649. {
  2650. struct tg3_rx_buffer_desc *src_desc, *dest_desc;
  2651. struct ring_info *src_map, *dest_map;
  2652. int dest_idx;
  2653. switch (opaque_key) {
  2654. case RXD_OPAQUE_RING_STD:
  2655. dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
  2656. dest_desc = &tp->rx_std[dest_idx];
  2657. dest_map = &tp->rx_std_buffers[dest_idx];
  2658. src_desc = &tp->rx_std[src_idx];
  2659. src_map = &tp->rx_std_buffers[src_idx];
  2660. break;
  2661. case RXD_OPAQUE_RING_JUMBO:
  2662. dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
  2663. dest_desc = &tp->rx_jumbo[dest_idx];
  2664. dest_map = &tp->rx_jumbo_buffers[dest_idx];
  2665. src_desc = &tp->rx_jumbo[src_idx];
  2666. src_map = &tp->rx_jumbo_buffers[src_idx];
  2667. break;
  2668. default:
  2669. return;
  2670. };
  2671. dest_map->skb = src_map->skb;
  2672. pci_unmap_addr_set(dest_map, mapping,
  2673. pci_unmap_addr(src_map, mapping));
  2674. dest_desc->addr_hi = src_desc->addr_hi;
  2675. dest_desc->addr_lo = src_desc->addr_lo;
  2676. src_map->skb = NULL;
  2677. }
  2678. #if TG3_VLAN_TAG_USED
  2679. static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag)
  2680. {
  2681. return vlan_hwaccel_receive_skb(skb, tp->vlgrp, vlan_tag);
  2682. }
  2683. #endif
  2684. /* The RX ring scheme is composed of multiple rings which post fresh
  2685. * buffers to the chip, and one special ring the chip uses to report
  2686. * status back to the host.
  2687. *
  2688. * The special ring reports the status of received packets to the
  2689. * host. The chip does not write into the original descriptor the
  2690. * RX buffer was obtained from. The chip simply takes the original
  2691. * descriptor as provided by the host, updates the status and length
  2692. * field, then writes this into the next status ring entry.
  2693. *
  2694. * Each ring the host uses to post buffers to the chip is described
  2695. * by a TG3_BDINFO entry in the chips SRAM area. When a packet arrives,
  2696. * it is first placed into the on-chip ram. When the packet's length
  2697. * is known, it walks down the TG3_BDINFO entries to select the ring.
  2698. * Each TG3_BDINFO specifies a MAXLEN field and the first TG3_BDINFO
  2699. * which is within the range of the new packet's length is chosen.
  2700. *
  2701. * The "separate ring for rx status" scheme may sound queer, but it makes
  2702. * sense from a cache coherency perspective. If only the host writes
  2703. * to the buffer post rings, and only the chip writes to the rx status
  2704. * rings, then cache lines never move beyond shared-modified state.
  2705. * If both the host and chip were to write into the same ring, cache line
  2706. * eviction could occur since both entities want it in an exclusive state.
  2707. */
  2708. static int tg3_rx(struct tg3 *tp, int budget)
  2709. {
  2710. u32 work_mask, rx_std_posted = 0;
  2711. u32 sw_idx = tp->rx_rcb_ptr;
  2712. u16 hw_idx;
  2713. int received;
  2714. hw_idx = tp->hw_status->idx[0].rx_producer;
  2715. /*
  2716. * We need to order the read of hw_idx and the read of
  2717. * the opaque cookie.
  2718. */
  2719. rmb();
  2720. work_mask = 0;
  2721. received = 0;
  2722. while (sw_idx != hw_idx && budget > 0) {
  2723. struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx];
  2724. unsigned int len;
  2725. struct sk_buff *skb;
  2726. dma_addr_t dma_addr;
  2727. u32 opaque_key, desc_idx, *post_ptr;
  2728. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  2729. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  2730. if (opaque_key == RXD_OPAQUE_RING_STD) {
  2731. dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx],
  2732. mapping);
  2733. skb = tp->rx_std_buffers[desc_idx].skb;
  2734. post_ptr = &tp->rx_std_ptr;
  2735. rx_std_posted++;
  2736. } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
  2737. dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx],
  2738. mapping);
  2739. skb = tp->rx_jumbo_buffers[desc_idx].skb;
  2740. post_ptr = &tp->rx_jumbo_ptr;
  2741. }
  2742. else {
  2743. goto next_pkt_nopost;
  2744. }
  2745. work_mask |= opaque_key;
  2746. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  2747. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) {
  2748. drop_it:
  2749. tg3_recycle_rx(tp, opaque_key,
  2750. desc_idx, *post_ptr);
  2751. drop_it_no_recycle:
  2752. /* Other statistics kept track of by card. */
  2753. tp->net_stats.rx_dropped++;
  2754. goto next_pkt;
  2755. }
  2756. len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */
  2757. if (len > RX_COPY_THRESHOLD
  2758. && tp->rx_offset == 2
  2759. /* rx_offset != 2 iff this is a 5701 card running
  2760. * in PCI-X mode [see tg3_get_invariants()] */
  2761. ) {
  2762. int skb_size;
  2763. skb_size = tg3_alloc_rx_skb(tp, opaque_key,
  2764. desc_idx, *post_ptr);
  2765. if (skb_size < 0)
  2766. goto drop_it;
  2767. pci_unmap_single(tp->pdev, dma_addr,
  2768. skb_size - tp->rx_offset,
  2769. PCI_DMA_FROMDEVICE);
  2770. skb_put(skb, len);
  2771. } else {
  2772. struct sk_buff *copy_skb;
  2773. tg3_recycle_rx(tp, opaque_key,
  2774. desc_idx, *post_ptr);
  2775. copy_skb = dev_alloc_skb(len + 2);
  2776. if (copy_skb == NULL)
  2777. goto drop_it_no_recycle;
  2778. copy_skb->dev = tp->dev;
  2779. skb_reserve(copy_skb, 2);
  2780. skb_put(copy_skb, len);
  2781. pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
  2782. memcpy(copy_skb->data, skb->data, len);
  2783. pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
  2784. /* We'll reuse the original ring buffer. */
  2785. skb = copy_skb;
  2786. }
  2787. if ((tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) &&
  2788. (desc->type_flags & RXD_FLAG_TCPUDP_CSUM) &&
  2789. (((desc->ip_tcp_csum & RXD_TCPCSUM_MASK)
  2790. >> RXD_TCPCSUM_SHIFT) == 0xffff))
  2791. skb->ip_summed = CHECKSUM_UNNECESSARY;
  2792. else
  2793. skb->ip_summed = CHECKSUM_NONE;
  2794. skb->protocol = eth_type_trans(skb, tp->dev);
  2795. #if TG3_VLAN_TAG_USED
  2796. if (tp->vlgrp != NULL &&
  2797. desc->type_flags & RXD_FLAG_VLAN) {
  2798. tg3_vlan_rx(tp, skb,
  2799. desc->err_vlan & RXD_VLAN_MASK);
  2800. } else
  2801. #endif
  2802. netif_receive_skb(skb);
  2803. tp->dev->last_rx = jiffies;
  2804. received++;
  2805. budget--;
  2806. next_pkt:
  2807. (*post_ptr)++;
  2808. if (unlikely(rx_std_posted >= tp->rx_std_max_post)) {
  2809. u32 idx = *post_ptr % TG3_RX_RING_SIZE;
  2810. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX +
  2811. TG3_64BIT_REG_LOW, idx);
  2812. work_mask &= ~RXD_OPAQUE_RING_STD;
  2813. rx_std_posted = 0;
  2814. }
  2815. next_pkt_nopost:
  2816. sw_idx++;
  2817. sw_idx %= TG3_RX_RCB_RING_SIZE(tp);
  2818. /* Refresh hw_idx to see if there is new work */
  2819. if (sw_idx == hw_idx) {
  2820. hw_idx = tp->hw_status->idx[0].rx_producer;
  2821. rmb();
  2822. }
  2823. }
  2824. /* ACK the status ring. */
  2825. tp->rx_rcb_ptr = sw_idx;
  2826. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx);
  2827. /* Refill RX ring(s). */
  2828. if (work_mask & RXD_OPAQUE_RING_STD) {
  2829. sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE;
  2830. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  2831. sw_idx);
  2832. }
  2833. if (work_mask & RXD_OPAQUE_RING_JUMBO) {
  2834. sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE;
  2835. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  2836. sw_idx);
  2837. }
  2838. mmiowb();
  2839. return received;
  2840. }
  2841. static int tg3_poll(struct net_device *netdev, int *budget)
  2842. {
  2843. struct tg3 *tp = netdev_priv(netdev);
  2844. struct tg3_hw_status *sblk = tp->hw_status;
  2845. int done;
  2846. /* handle link change and other phy events */
  2847. if (!(tp->tg3_flags &
  2848. (TG3_FLAG_USE_LINKCHG_REG |
  2849. TG3_FLAG_POLL_SERDES))) {
  2850. if (sblk->status & SD_STATUS_LINK_CHG) {
  2851. sblk->status = SD_STATUS_UPDATED |
  2852. (sblk->status & ~SD_STATUS_LINK_CHG);
  2853. spin_lock(&tp->lock);
  2854. tg3_setup_phy(tp, 0);
  2855. spin_unlock(&tp->lock);
  2856. }
  2857. }
  2858. /* run TX completion thread */
  2859. if (sblk->idx[0].tx_consumer != tp->tx_cons) {
  2860. tg3_tx(tp);
  2861. if (unlikely(tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING)) {
  2862. netif_rx_complete(netdev);
  2863. schedule_work(&tp->reset_task);
  2864. return 0;
  2865. }
  2866. }
  2867. /* run RX thread, within the bounds set by NAPI.
  2868. * All RX "locking" is done by ensuring outside
  2869. * code synchronizes with dev->poll()
  2870. */
  2871. if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) {
  2872. int orig_budget = *budget;
  2873. int work_done;
  2874. if (orig_budget > netdev->quota)
  2875. orig_budget = netdev->quota;
  2876. work_done = tg3_rx(tp, orig_budget);
  2877. *budget -= work_done;
  2878. netdev->quota -= work_done;
  2879. }
  2880. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
  2881. tp->last_tag = sblk->status_tag;
  2882. rmb();
  2883. } else
  2884. sblk->status &= ~SD_STATUS_UPDATED;
  2885. /* if no more work, tell net stack and NIC we're done */
  2886. done = !tg3_has_work(tp);
  2887. if (done) {
  2888. netif_rx_complete(netdev);
  2889. tg3_restart_ints(tp);
  2890. }
  2891. return (done ? 0 : 1);
  2892. }
  2893. static void tg3_irq_quiesce(struct tg3 *tp)
  2894. {
  2895. BUG_ON(tp->irq_sync);
  2896. tp->irq_sync = 1;
  2897. smp_mb();
  2898. synchronize_irq(tp->pdev->irq);
  2899. }
  2900. static inline int tg3_irq_sync(struct tg3 *tp)
  2901. {
  2902. return tp->irq_sync;
  2903. }
  2904. /* Fully shutdown all tg3 driver activity elsewhere in the system.
  2905. * If irq_sync is non-zero, then the IRQ handler must be synchronized
  2906. * with as well. Most of the time, this is not necessary except when
  2907. * shutting down the device.
  2908. */
  2909. static inline void tg3_full_lock(struct tg3 *tp, int irq_sync)
  2910. {
  2911. if (irq_sync)
  2912. tg3_irq_quiesce(tp);
  2913. spin_lock_bh(&tp->lock);
  2914. }
  2915. static inline void tg3_full_unlock(struct tg3 *tp)
  2916. {
  2917. spin_unlock_bh(&tp->lock);
  2918. }
  2919. /* One-shot MSI handler - Chip automatically disables interrupt
  2920. * after sending MSI so driver doesn't have to do it.
  2921. */
  2922. static irqreturn_t tg3_msi_1shot(int irq, void *dev_id, struct pt_regs *regs)
  2923. {
  2924. struct net_device *dev = dev_id;
  2925. struct tg3 *tp = netdev_priv(dev);
  2926. prefetch(tp->hw_status);
  2927. prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
  2928. if (likely(!tg3_irq_sync(tp)))
  2929. netif_rx_schedule(dev); /* schedule NAPI poll */
  2930. return IRQ_HANDLED;
  2931. }
  2932. /* MSI ISR - No need to check for interrupt sharing and no need to
  2933. * flush status block and interrupt mailbox. PCI ordering rules
  2934. * guarantee that MSI will arrive after the status block.
  2935. */
  2936. static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs)
  2937. {
  2938. struct net_device *dev = dev_id;
  2939. struct tg3 *tp = netdev_priv(dev);
  2940. prefetch(tp->hw_status);
  2941. prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
  2942. /*
  2943. * Writing any value to intr-mbox-0 clears PCI INTA# and
  2944. * chip-internal interrupt pending events.
  2945. * Writing non-zero to intr-mbox-0 additional tells the
  2946. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2947. * event coalescing.
  2948. */
  2949. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
  2950. if (likely(!tg3_irq_sync(tp)))
  2951. netif_rx_schedule(dev); /* schedule NAPI poll */
  2952. return IRQ_RETVAL(1);
  2953. }
  2954. static irqreturn_t tg3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
  2955. {
  2956. struct net_device *dev = dev_id;
  2957. struct tg3 *tp = netdev_priv(dev);
  2958. struct tg3_hw_status *sblk = tp->hw_status;
  2959. unsigned int handled = 1;
  2960. /* In INTx mode, it is possible for the interrupt to arrive at
  2961. * the CPU before the status block posted prior to the interrupt.
  2962. * Reading the PCI State register will confirm whether the
  2963. * interrupt is ours and will flush the status block.
  2964. */
  2965. if ((sblk->status & SD_STATUS_UPDATED) ||
  2966. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  2967. /*
  2968. * Writing any value to intr-mbox-0 clears PCI INTA# and
  2969. * chip-internal interrupt pending events.
  2970. * Writing non-zero to intr-mbox-0 additional tells the
  2971. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2972. * event coalescing.
  2973. */
  2974. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2975. 0x00000001);
  2976. if (tg3_irq_sync(tp))
  2977. goto out;
  2978. sblk->status &= ~SD_STATUS_UPDATED;
  2979. if (likely(tg3_has_work(tp))) {
  2980. prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
  2981. netif_rx_schedule(dev); /* schedule NAPI poll */
  2982. } else {
  2983. /* No work, shared interrupt perhaps? re-enable
  2984. * interrupts, and flush that PCI write
  2985. */
  2986. tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2987. 0x00000000);
  2988. }
  2989. } else { /* shared interrupt */
  2990. handled = 0;
  2991. }
  2992. out:
  2993. return IRQ_RETVAL(handled);
  2994. }
  2995. static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id, struct pt_regs *regs)
  2996. {
  2997. struct net_device *dev = dev_id;
  2998. struct tg3 *tp = netdev_priv(dev);
  2999. struct tg3_hw_status *sblk = tp->hw_status;
  3000. unsigned int handled = 1;
  3001. /* In INTx mode, it is possible for the interrupt to arrive at
  3002. * the CPU before the status block posted prior to the interrupt.
  3003. * Reading the PCI State register will confirm whether the
  3004. * interrupt is ours and will flush the status block.
  3005. */
  3006. if ((sblk->status_tag != tp->last_tag) ||
  3007. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  3008. /*
  3009. * writing any value to intr-mbox-0 clears PCI INTA# and
  3010. * chip-internal interrupt pending events.
  3011. * writing non-zero to intr-mbox-0 additional tells the
  3012. * NIC to stop sending us irqs, engaging "in-intr-handler"
  3013. * event coalescing.
  3014. */
  3015. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  3016. 0x00000001);
  3017. if (tg3_irq_sync(tp))
  3018. goto out;
  3019. if (netif_rx_schedule_prep(dev)) {
  3020. prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
  3021. /* Update last_tag to mark that this status has been
  3022. * seen. Because interrupt may be shared, we may be
  3023. * racing with tg3_poll(), so only update last_tag
  3024. * if tg3_poll() is not scheduled.
  3025. */
  3026. tp->last_tag = sblk->status_tag;
  3027. __netif_rx_schedule(dev);
  3028. }
  3029. } else { /* shared interrupt */
  3030. handled = 0;
  3031. }
  3032. out:
  3033. return IRQ_RETVAL(handled);
  3034. }
  3035. /* ISR for interrupt test */
  3036. static irqreturn_t tg3_test_isr(int irq, void *dev_id,
  3037. struct pt_regs *regs)
  3038. {
  3039. struct net_device *dev = dev_id;
  3040. struct tg3 *tp = netdev_priv(dev);
  3041. struct tg3_hw_status *sblk = tp->hw_status;
  3042. if ((sblk->status & SD_STATUS_UPDATED) ||
  3043. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  3044. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  3045. 0x00000001);
  3046. return IRQ_RETVAL(1);
  3047. }
  3048. return IRQ_RETVAL(0);
  3049. }
  3050. static int tg3_init_hw(struct tg3 *, int);
  3051. static int tg3_halt(struct tg3 *, int, int);
  3052. #ifdef CONFIG_NET_POLL_CONTROLLER
  3053. static void tg3_poll_controller(struct net_device *dev)
  3054. {
  3055. struct tg3 *tp = netdev_priv(dev);
  3056. tg3_interrupt(tp->pdev->irq, dev, NULL);
  3057. }
  3058. #endif
  3059. static void tg3_reset_task(void *_data)
  3060. {
  3061. struct tg3 *tp = _data;
  3062. unsigned int restart_timer;
  3063. tg3_full_lock(tp, 0);
  3064. tp->tg3_flags |= TG3_FLAG_IN_RESET_TASK;
  3065. if (!netif_running(tp->dev)) {
  3066. tp->tg3_flags &= ~TG3_FLAG_IN_RESET_TASK;
  3067. tg3_full_unlock(tp);
  3068. return;
  3069. }
  3070. tg3_full_unlock(tp);
  3071. tg3_netif_stop(tp);
  3072. tg3_full_lock(tp, 1);
  3073. restart_timer = tp->tg3_flags2 & TG3_FLG2_RESTART_TIMER;
  3074. tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
  3075. if (tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING) {
  3076. tp->write32_tx_mbox = tg3_write32_tx_mbox;
  3077. tp->write32_rx_mbox = tg3_write_flush_reg32;
  3078. tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
  3079. tp->tg3_flags &= ~TG3_FLAG_TX_RECOVERY_PENDING;
  3080. }
  3081. tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
  3082. tg3_init_hw(tp, 1);
  3083. tg3_netif_start(tp);
  3084. if (restart_timer)
  3085. mod_timer(&tp->timer, jiffies + 1);
  3086. tp->tg3_flags &= ~TG3_FLAG_IN_RESET_TASK;
  3087. tg3_full_unlock(tp);
  3088. }
  3089. static void tg3_tx_timeout(struct net_device *dev)
  3090. {
  3091. struct tg3 *tp = netdev_priv(dev);
  3092. printk(KERN_ERR PFX "%s: transmit timed out, resetting\n",
  3093. dev->name);
  3094. schedule_work(&tp->reset_task);
  3095. }
  3096. /* Test for DMA buffers crossing any 4GB boundaries: 4G, 8G, etc */
  3097. static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
  3098. {
  3099. u32 base = (u32) mapping & 0xffffffff;
  3100. return ((base > 0xffffdcc0) &&
  3101. (base + len + 8 < base));
  3102. }
  3103. /* Test for DMA addresses > 40-bit */
  3104. static inline int tg3_40bit_overflow_test(struct tg3 *tp, dma_addr_t mapping,
  3105. int len)
  3106. {
  3107. #if defined(CONFIG_HIGHMEM) && (BITS_PER_LONG == 64)
  3108. if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG)
  3109. return (((u64) mapping + len) > DMA_40BIT_MASK);
  3110. return 0;
  3111. #else
  3112. return 0;
  3113. #endif
  3114. }
  3115. static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
  3116. /* Workaround 4GB and 40-bit hardware DMA bugs. */
  3117. static int tigon3_dma_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
  3118. u32 last_plus_one, u32 *start,
  3119. u32 base_flags, u32 mss)
  3120. {
  3121. struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC);
  3122. dma_addr_t new_addr = 0;
  3123. u32 entry = *start;
  3124. int i, ret = 0;
  3125. if (!new_skb) {
  3126. ret = -1;
  3127. } else {
  3128. /* New SKB is guaranteed to be linear. */
  3129. entry = *start;
  3130. new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len,
  3131. PCI_DMA_TODEVICE);
  3132. /* Make sure new skb does not cross any 4G boundaries.
  3133. * Drop the packet if it does.
  3134. */
  3135. if (tg3_4g_overflow_test(new_addr, new_skb->len)) {
  3136. ret = -1;
  3137. dev_kfree_skb(new_skb);
  3138. new_skb = NULL;
  3139. } else {
  3140. tg3_set_txd(tp, entry, new_addr, new_skb->len,
  3141. base_flags, 1 | (mss << 1));
  3142. *start = NEXT_TX(entry);
  3143. }
  3144. }
  3145. /* Now clean up the sw ring entries. */
  3146. i = 0;
  3147. while (entry != last_plus_one) {
  3148. int len;
  3149. if (i == 0)
  3150. len = skb_headlen(skb);
  3151. else
  3152. len = skb_shinfo(skb)->frags[i-1].size;
  3153. pci_unmap_single(tp->pdev,
  3154. pci_unmap_addr(&tp->tx_buffers[entry], mapping),
  3155. len, PCI_DMA_TODEVICE);
  3156. if (i == 0) {
  3157. tp->tx_buffers[entry].skb = new_skb;
  3158. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, new_addr);
  3159. } else {
  3160. tp->tx_buffers[entry].skb = NULL;
  3161. }
  3162. entry = NEXT_TX(entry);
  3163. i++;
  3164. }
  3165. dev_kfree_skb(skb);
  3166. return ret;
  3167. }
  3168. static void tg3_set_txd(struct tg3 *tp, int entry,
  3169. dma_addr_t mapping, int len, u32 flags,
  3170. u32 mss_and_is_end)
  3171. {
  3172. struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry];
  3173. int is_end = (mss_and_is_end & 0x1);
  3174. u32 mss = (mss_and_is_end >> 1);
  3175. u32 vlan_tag = 0;
  3176. if (is_end)
  3177. flags |= TXD_FLAG_END;
  3178. if (flags & TXD_FLAG_VLAN) {
  3179. vlan_tag = flags >> 16;
  3180. flags &= 0xffff;
  3181. }
  3182. vlan_tag |= (mss << TXD_MSS_SHIFT);
  3183. txd->addr_hi = ((u64) mapping >> 32);
  3184. txd->addr_lo = ((u64) mapping & 0xffffffff);
  3185. txd->len_flags = (len << TXD_LEN_SHIFT) | flags;
  3186. txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT;
  3187. }
  3188. /* hard_start_xmit for devices that don't have any bugs and
  3189. * support TG3_FLG2_HW_TSO_2 only.
  3190. */
  3191. static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
  3192. {
  3193. struct tg3 *tp = netdev_priv(dev);
  3194. dma_addr_t mapping;
  3195. u32 len, entry, base_flags, mss;
  3196. len = skb_headlen(skb);
  3197. /* We are running in BH disabled context with netif_tx_lock
  3198. * and TX reclaim runs via tp->poll inside of a software
  3199. * interrupt. Furthermore, IRQ processing runs lockless so we have
  3200. * no IRQ context deadlocks to worry about either. Rejoice!
  3201. */
  3202. if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
  3203. if (!netif_queue_stopped(dev)) {
  3204. netif_stop_queue(dev);
  3205. /* This is a hard error, log it. */
  3206. printk(KERN_ERR PFX "%s: BUG! Tx Ring full when "
  3207. "queue awake!\n", dev->name);
  3208. }
  3209. return NETDEV_TX_BUSY;
  3210. }
  3211. entry = tp->tx_prod;
  3212. base_flags = 0;
  3213. #if TG3_TSO_SUPPORT != 0
  3214. mss = 0;
  3215. if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
  3216. (mss = skb_shinfo(skb)->gso_size) != 0) {
  3217. int tcp_opt_len, ip_tcp_len;
  3218. if (skb_header_cloned(skb) &&
  3219. pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
  3220. dev_kfree_skb(skb);
  3221. goto out_unlock;
  3222. }
  3223. if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6)
  3224. mss |= (skb_headlen(skb) - ETH_HLEN) << 9;
  3225. else {
  3226. tcp_opt_len = ((skb->h.th->doff - 5) * 4);
  3227. ip_tcp_len = (skb->nh.iph->ihl * 4) +
  3228. sizeof(struct tcphdr);
  3229. skb->nh.iph->check = 0;
  3230. skb->nh.iph->tot_len = htons(mss + ip_tcp_len +
  3231. tcp_opt_len);
  3232. mss |= (ip_tcp_len + tcp_opt_len) << 9;
  3233. }
  3234. base_flags |= (TXD_FLAG_CPU_PRE_DMA |
  3235. TXD_FLAG_CPU_POST_DMA);
  3236. skb->h.th->check = 0;
  3237. }
  3238. else if (skb->ip_summed == CHECKSUM_HW)
  3239. base_flags |= TXD_FLAG_TCPUDP_CSUM;
  3240. #else
  3241. mss = 0;
  3242. if (skb->ip_summed == CHECKSUM_HW)
  3243. base_flags |= TXD_FLAG_TCPUDP_CSUM;
  3244. #endif
  3245. #if TG3_VLAN_TAG_USED
  3246. if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
  3247. base_flags |= (TXD_FLAG_VLAN |
  3248. (vlan_tx_tag_get(skb) << 16));
  3249. #endif
  3250. /* Queue skb data, a.k.a. the main skb fragment. */
  3251. mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE);
  3252. tp->tx_buffers[entry].skb = skb;
  3253. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  3254. tg3_set_txd(tp, entry, mapping, len, base_flags,
  3255. (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
  3256. entry = NEXT_TX(entry);
  3257. /* Now loop through additional data fragments, and queue them. */
  3258. if (skb_shinfo(skb)->nr_frags > 0) {
  3259. unsigned int i, last;
  3260. last = skb_shinfo(skb)->nr_frags - 1;
  3261. for (i = 0; i <= last; i++) {
  3262. skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
  3263. len = frag->size;
  3264. mapping = pci_map_page(tp->pdev,
  3265. frag->page,
  3266. frag->page_offset,
  3267. len, PCI_DMA_TODEVICE);
  3268. tp->tx_buffers[entry].skb = NULL;
  3269. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  3270. tg3_set_txd(tp, entry, mapping, len,
  3271. base_flags, (i == last) | (mss << 1));
  3272. entry = NEXT_TX(entry);
  3273. }
  3274. }
  3275. /* Packets are ready, update Tx producer idx local and on card. */
  3276. tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
  3277. tp->tx_prod = entry;
  3278. if (unlikely(TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1))) {
  3279. spin_lock(&tp->tx_lock);
  3280. netif_stop_queue(dev);
  3281. if (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH)
  3282. netif_wake_queue(tp->dev);
  3283. spin_unlock(&tp->tx_lock);
  3284. }
  3285. out_unlock:
  3286. mmiowb();
  3287. dev->trans_start = jiffies;
  3288. return NETDEV_TX_OK;
  3289. }
  3290. #if TG3_TSO_SUPPORT != 0
  3291. static int tg3_start_xmit_dma_bug(struct sk_buff *, struct net_device *);
  3292. /* Use GSO to workaround a rare TSO bug that may be triggered when the
  3293. * TSO header is greater than 80 bytes.
  3294. */
  3295. static int tg3_tso_bug(struct tg3 *tp, struct sk_buff *skb)
  3296. {
  3297. struct sk_buff *segs, *nskb;
  3298. /* Estimate the number of fragments in the worst case */
  3299. if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->gso_segs * 3))) {
  3300. netif_stop_queue(tp->dev);
  3301. return NETDEV_TX_BUSY;
  3302. }
  3303. segs = skb_gso_segment(skb, tp->dev->features & ~NETIF_F_TSO);
  3304. if (unlikely(IS_ERR(segs)))
  3305. goto tg3_tso_bug_end;
  3306. do {
  3307. nskb = segs;
  3308. segs = segs->next;
  3309. nskb->next = NULL;
  3310. tg3_start_xmit_dma_bug(nskb, tp->dev);
  3311. } while (segs);
  3312. tg3_tso_bug_end:
  3313. dev_kfree_skb(skb);
  3314. return NETDEV_TX_OK;
  3315. }
  3316. #endif
  3317. /* hard_start_xmit for devices that have the 4G bug and/or 40-bit bug and
  3318. * support TG3_FLG2_HW_TSO_1 or firmware TSO only.
  3319. */
  3320. static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev)
  3321. {
  3322. struct tg3 *tp = netdev_priv(dev);
  3323. dma_addr_t mapping;
  3324. u32 len, entry, base_flags, mss;
  3325. int would_hit_hwbug;
  3326. len = skb_headlen(skb);
  3327. /* We are running in BH disabled context with netif_tx_lock
  3328. * and TX reclaim runs via tp->poll inside of a software
  3329. * interrupt. Furthermore, IRQ processing runs lockless so we have
  3330. * no IRQ context deadlocks to worry about either. Rejoice!
  3331. */
  3332. if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
  3333. if (!netif_queue_stopped(dev)) {
  3334. netif_stop_queue(dev);
  3335. /* This is a hard error, log it. */
  3336. printk(KERN_ERR PFX "%s: BUG! Tx Ring full when "
  3337. "queue awake!\n", dev->name);
  3338. }
  3339. return NETDEV_TX_BUSY;
  3340. }
  3341. entry = tp->tx_prod;
  3342. base_flags = 0;
  3343. if (skb->ip_summed == CHECKSUM_HW)
  3344. base_flags |= TXD_FLAG_TCPUDP_CSUM;
  3345. #if TG3_TSO_SUPPORT != 0
  3346. mss = 0;
  3347. if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
  3348. (mss = skb_shinfo(skb)->gso_size) != 0) {
  3349. int tcp_opt_len, ip_tcp_len, hdr_len;
  3350. if (skb_header_cloned(skb) &&
  3351. pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
  3352. dev_kfree_skb(skb);
  3353. goto out_unlock;
  3354. }
  3355. tcp_opt_len = ((skb->h.th->doff - 5) * 4);
  3356. ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr);
  3357. hdr_len = ip_tcp_len + tcp_opt_len;
  3358. if (unlikely((ETH_HLEN + hdr_len) > 80) &&
  3359. (tp->tg3_flags2 & TG3_FLG2_HW_TSO_1_BUG))
  3360. return (tg3_tso_bug(tp, skb));
  3361. base_flags |= (TXD_FLAG_CPU_PRE_DMA |
  3362. TXD_FLAG_CPU_POST_DMA);
  3363. skb->nh.iph->check = 0;
  3364. skb->nh.iph->tot_len = htons(mss + hdr_len);
  3365. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  3366. skb->h.th->check = 0;
  3367. base_flags &= ~TXD_FLAG_TCPUDP_CSUM;
  3368. }
  3369. else {
  3370. skb->h.th->check =
  3371. ~csum_tcpudp_magic(skb->nh.iph->saddr,
  3372. skb->nh.iph->daddr,
  3373. 0, IPPROTO_TCP, 0);
  3374. }
  3375. if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) ||
  3376. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
  3377. if (tcp_opt_len || skb->nh.iph->ihl > 5) {
  3378. int tsflags;
  3379. tsflags = ((skb->nh.iph->ihl - 5) +
  3380. (tcp_opt_len >> 2));
  3381. mss |= (tsflags << 11);
  3382. }
  3383. } else {
  3384. if (tcp_opt_len || skb->nh.iph->ihl > 5) {
  3385. int tsflags;
  3386. tsflags = ((skb->nh.iph->ihl - 5) +
  3387. (tcp_opt_len >> 2));
  3388. base_flags |= tsflags << 12;
  3389. }
  3390. }
  3391. }
  3392. #else
  3393. mss = 0;
  3394. #endif
  3395. #if TG3_VLAN_TAG_USED
  3396. if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
  3397. base_flags |= (TXD_FLAG_VLAN |
  3398. (vlan_tx_tag_get(skb) << 16));
  3399. #endif
  3400. /* Queue skb data, a.k.a. the main skb fragment. */
  3401. mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE);
  3402. tp->tx_buffers[entry].skb = skb;
  3403. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  3404. would_hit_hwbug = 0;
  3405. if (tg3_4g_overflow_test(mapping, len))
  3406. would_hit_hwbug = 1;
  3407. tg3_set_txd(tp, entry, mapping, len, base_flags,
  3408. (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
  3409. entry = NEXT_TX(entry);
  3410. /* Now loop through additional data fragments, and queue them. */
  3411. if (skb_shinfo(skb)->nr_frags > 0) {
  3412. unsigned int i, last;
  3413. last = skb_shinfo(skb)->nr_frags - 1;
  3414. for (i = 0; i <= last; i++) {
  3415. skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
  3416. len = frag->size;
  3417. mapping = pci_map_page(tp->pdev,
  3418. frag->page,
  3419. frag->page_offset,
  3420. len, PCI_DMA_TODEVICE);
  3421. tp->tx_buffers[entry].skb = NULL;
  3422. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  3423. if (tg3_4g_overflow_test(mapping, len))
  3424. would_hit_hwbug = 1;
  3425. if (tg3_40bit_overflow_test(tp, mapping, len))
  3426. would_hit_hwbug = 1;
  3427. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  3428. tg3_set_txd(tp, entry, mapping, len,
  3429. base_flags, (i == last)|(mss << 1));
  3430. else
  3431. tg3_set_txd(tp, entry, mapping, len,
  3432. base_flags, (i == last));
  3433. entry = NEXT_TX(entry);
  3434. }
  3435. }
  3436. if (would_hit_hwbug) {
  3437. u32 last_plus_one = entry;
  3438. u32 start;
  3439. start = entry - 1 - skb_shinfo(skb)->nr_frags;
  3440. start &= (TG3_TX_RING_SIZE - 1);
  3441. /* If the workaround fails due to memory/mapping
  3442. * failure, silently drop this packet.
  3443. */
  3444. if (tigon3_dma_hwbug_workaround(tp, skb, last_plus_one,
  3445. &start, base_flags, mss))
  3446. goto out_unlock;
  3447. entry = start;
  3448. }
  3449. /* Packets are ready, update Tx producer idx local and on card. */
  3450. tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
  3451. tp->tx_prod = entry;
  3452. if (unlikely(TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1))) {
  3453. spin_lock(&tp->tx_lock);
  3454. netif_stop_queue(dev);
  3455. if (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH)
  3456. netif_wake_queue(tp->dev);
  3457. spin_unlock(&tp->tx_lock);
  3458. }
  3459. out_unlock:
  3460. mmiowb();
  3461. dev->trans_start = jiffies;
  3462. return NETDEV_TX_OK;
  3463. }
  3464. static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp,
  3465. int new_mtu)
  3466. {
  3467. dev->mtu = new_mtu;
  3468. if (new_mtu > ETH_DATA_LEN) {
  3469. if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
  3470. tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
  3471. ethtool_op_set_tso(dev, 0);
  3472. }
  3473. else
  3474. tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
  3475. } else {
  3476. if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
  3477. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  3478. tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE;
  3479. }
  3480. }
  3481. static int tg3_change_mtu(struct net_device *dev, int new_mtu)
  3482. {
  3483. struct tg3 *tp = netdev_priv(dev);
  3484. if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp))
  3485. return -EINVAL;
  3486. if (!netif_running(dev)) {
  3487. /* We'll just catch it later when the
  3488. * device is up'd.
  3489. */
  3490. tg3_set_mtu(dev, tp, new_mtu);
  3491. return 0;
  3492. }
  3493. tg3_netif_stop(tp);
  3494. tg3_full_lock(tp, 1);
  3495. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  3496. tg3_set_mtu(dev, tp, new_mtu);
  3497. tg3_init_hw(tp, 0);
  3498. tg3_netif_start(tp);
  3499. tg3_full_unlock(tp);
  3500. return 0;
  3501. }
  3502. /* Free up pending packets in all rx/tx rings.
  3503. *
  3504. * The chip has been shut down and the driver detached from
  3505. * the networking, so no interrupts or new tx packets will
  3506. * end up in the driver. tp->{tx,}lock is not held and we are not
  3507. * in an interrupt context and thus may sleep.
  3508. */
  3509. static void tg3_free_rings(struct tg3 *tp)
  3510. {
  3511. struct ring_info *rxp;
  3512. int i;
  3513. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  3514. rxp = &tp->rx_std_buffers[i];
  3515. if (rxp->skb == NULL)
  3516. continue;
  3517. pci_unmap_single(tp->pdev,
  3518. pci_unmap_addr(rxp, mapping),
  3519. tp->rx_pkt_buf_sz - tp->rx_offset,
  3520. PCI_DMA_FROMDEVICE);
  3521. dev_kfree_skb_any(rxp->skb);
  3522. rxp->skb = NULL;
  3523. }
  3524. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  3525. rxp = &tp->rx_jumbo_buffers[i];
  3526. if (rxp->skb == NULL)
  3527. continue;
  3528. pci_unmap_single(tp->pdev,
  3529. pci_unmap_addr(rxp, mapping),
  3530. RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
  3531. PCI_DMA_FROMDEVICE);
  3532. dev_kfree_skb_any(rxp->skb);
  3533. rxp->skb = NULL;
  3534. }
  3535. for (i = 0; i < TG3_TX_RING_SIZE; ) {
  3536. struct tx_ring_info *txp;
  3537. struct sk_buff *skb;
  3538. int j;
  3539. txp = &tp->tx_buffers[i];
  3540. skb = txp->skb;
  3541. if (skb == NULL) {
  3542. i++;
  3543. continue;
  3544. }
  3545. pci_unmap_single(tp->pdev,
  3546. pci_unmap_addr(txp, mapping),
  3547. skb_headlen(skb),
  3548. PCI_DMA_TODEVICE);
  3549. txp->skb = NULL;
  3550. i++;
  3551. for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) {
  3552. txp = &tp->tx_buffers[i & (TG3_TX_RING_SIZE - 1)];
  3553. pci_unmap_page(tp->pdev,
  3554. pci_unmap_addr(txp, mapping),
  3555. skb_shinfo(skb)->frags[j].size,
  3556. PCI_DMA_TODEVICE);
  3557. i++;
  3558. }
  3559. dev_kfree_skb_any(skb);
  3560. }
  3561. }
  3562. /* Initialize tx/rx rings for packet processing.
  3563. *
  3564. * The chip has been shut down and the driver detached from
  3565. * the networking, so no interrupts or new tx packets will
  3566. * end up in the driver. tp->{tx,}lock are held and thus
  3567. * we may not sleep.
  3568. */
  3569. static void tg3_init_rings(struct tg3 *tp)
  3570. {
  3571. u32 i;
  3572. /* Free up all the SKBs. */
  3573. tg3_free_rings(tp);
  3574. /* Zero out all descriptors. */
  3575. memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
  3576. memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
  3577. memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
  3578. memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
  3579. tp->rx_pkt_buf_sz = RX_PKT_BUF_SZ;
  3580. if ((tp->tg3_flags2 & TG3_FLG2_5780_CLASS) &&
  3581. (tp->dev->mtu > ETH_DATA_LEN))
  3582. tp->rx_pkt_buf_sz = RX_JUMBO_PKT_BUF_SZ;
  3583. /* Initialize invariants of the rings, we only set this
  3584. * stuff once. This works because the card does not
  3585. * write into the rx buffer posting rings.
  3586. */
  3587. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  3588. struct tg3_rx_buffer_desc *rxd;
  3589. rxd = &tp->rx_std[i];
  3590. rxd->idx_len = (tp->rx_pkt_buf_sz - tp->rx_offset - 64)
  3591. << RXD_LEN_SHIFT;
  3592. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
  3593. rxd->opaque = (RXD_OPAQUE_RING_STD |
  3594. (i << RXD_OPAQUE_INDEX_SHIFT));
  3595. }
  3596. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  3597. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  3598. struct tg3_rx_buffer_desc *rxd;
  3599. rxd = &tp->rx_jumbo[i];
  3600. rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
  3601. << RXD_LEN_SHIFT;
  3602. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
  3603. RXD_FLAG_JUMBO;
  3604. rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
  3605. (i << RXD_OPAQUE_INDEX_SHIFT));
  3606. }
  3607. }
  3608. /* Now allocate fresh SKBs for each rx ring. */
  3609. for (i = 0; i < tp->rx_pending; i++) {
  3610. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD,
  3611. -1, i) < 0)
  3612. break;
  3613. }
  3614. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  3615. for (i = 0; i < tp->rx_jumbo_pending; i++) {
  3616. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
  3617. -1, i) < 0)
  3618. break;
  3619. }
  3620. }
  3621. }
  3622. /*
  3623. * Must not be invoked with interrupt sources disabled and
  3624. * the hardware shutdown down.
  3625. */
  3626. static void tg3_free_consistent(struct tg3 *tp)
  3627. {
  3628. kfree(tp->rx_std_buffers);
  3629. tp->rx_std_buffers = NULL;
  3630. if (tp->rx_std) {
  3631. pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3632. tp->rx_std, tp->rx_std_mapping);
  3633. tp->rx_std = NULL;
  3634. }
  3635. if (tp->rx_jumbo) {
  3636. pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3637. tp->rx_jumbo, tp->rx_jumbo_mapping);
  3638. tp->rx_jumbo = NULL;
  3639. }
  3640. if (tp->rx_rcb) {
  3641. pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3642. tp->rx_rcb, tp->rx_rcb_mapping);
  3643. tp->rx_rcb = NULL;
  3644. }
  3645. if (tp->tx_ring) {
  3646. pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3647. tp->tx_ring, tp->tx_desc_mapping);
  3648. tp->tx_ring = NULL;
  3649. }
  3650. if (tp->hw_status) {
  3651. pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
  3652. tp->hw_status, tp->status_mapping);
  3653. tp->hw_status = NULL;
  3654. }
  3655. if (tp->hw_stats) {
  3656. pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
  3657. tp->hw_stats, tp->stats_mapping);
  3658. tp->hw_stats = NULL;
  3659. }
  3660. }
  3661. /*
  3662. * Must not be invoked with interrupt sources disabled and
  3663. * the hardware shutdown down. Can sleep.
  3664. */
  3665. static int tg3_alloc_consistent(struct tg3 *tp)
  3666. {
  3667. tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) *
  3668. (TG3_RX_RING_SIZE +
  3669. TG3_RX_JUMBO_RING_SIZE)) +
  3670. (sizeof(struct tx_ring_info) *
  3671. TG3_TX_RING_SIZE),
  3672. GFP_KERNEL);
  3673. if (!tp->rx_std_buffers)
  3674. return -ENOMEM;
  3675. memset(tp->rx_std_buffers, 0,
  3676. (sizeof(struct ring_info) *
  3677. (TG3_RX_RING_SIZE +
  3678. TG3_RX_JUMBO_RING_SIZE)) +
  3679. (sizeof(struct tx_ring_info) *
  3680. TG3_TX_RING_SIZE));
  3681. tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
  3682. tp->tx_buffers = (struct tx_ring_info *)
  3683. &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
  3684. tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3685. &tp->rx_std_mapping);
  3686. if (!tp->rx_std)
  3687. goto err_out;
  3688. tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3689. &tp->rx_jumbo_mapping);
  3690. if (!tp->rx_jumbo)
  3691. goto err_out;
  3692. tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3693. &tp->rx_rcb_mapping);
  3694. if (!tp->rx_rcb)
  3695. goto err_out;
  3696. tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3697. &tp->tx_desc_mapping);
  3698. if (!tp->tx_ring)
  3699. goto err_out;
  3700. tp->hw_status = pci_alloc_consistent(tp->pdev,
  3701. TG3_HW_STATUS_SIZE,
  3702. &tp->status_mapping);
  3703. if (!tp->hw_status)
  3704. goto err_out;
  3705. tp->hw_stats = pci_alloc_consistent(tp->pdev,
  3706. sizeof(struct tg3_hw_stats),
  3707. &tp->stats_mapping);
  3708. if (!tp->hw_stats)
  3709. goto err_out;
  3710. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3711. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3712. return 0;
  3713. err_out:
  3714. tg3_free_consistent(tp);
  3715. return -ENOMEM;
  3716. }
  3717. #define MAX_WAIT_CNT 1000
  3718. /* To stop a block, clear the enable bit and poll till it
  3719. * clears. tp->lock is held.
  3720. */
  3721. static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent)
  3722. {
  3723. unsigned int i;
  3724. u32 val;
  3725. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  3726. switch (ofs) {
  3727. case RCVLSC_MODE:
  3728. case DMAC_MODE:
  3729. case MBFREE_MODE:
  3730. case BUFMGR_MODE:
  3731. case MEMARB_MODE:
  3732. /* We can't enable/disable these bits of the
  3733. * 5705/5750, just say success.
  3734. */
  3735. return 0;
  3736. default:
  3737. break;
  3738. };
  3739. }
  3740. val = tr32(ofs);
  3741. val &= ~enable_bit;
  3742. tw32_f(ofs, val);
  3743. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3744. udelay(100);
  3745. val = tr32(ofs);
  3746. if ((val & enable_bit) == 0)
  3747. break;
  3748. }
  3749. if (i == MAX_WAIT_CNT && !silent) {
  3750. printk(KERN_ERR PFX "tg3_stop_block timed out, "
  3751. "ofs=%lx enable_bit=%x\n",
  3752. ofs, enable_bit);
  3753. return -ENODEV;
  3754. }
  3755. return 0;
  3756. }
  3757. /* tp->lock is held. */
  3758. static int tg3_abort_hw(struct tg3 *tp, int silent)
  3759. {
  3760. int i, err;
  3761. tg3_disable_ints(tp);
  3762. tp->rx_mode &= ~RX_MODE_ENABLE;
  3763. tw32_f(MAC_RX_MODE, tp->rx_mode);
  3764. udelay(10);
  3765. err = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent);
  3766. err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent);
  3767. err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent);
  3768. err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent);
  3769. err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent);
  3770. err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent);
  3771. err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent);
  3772. err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent);
  3773. err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent);
  3774. err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent);
  3775. err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent);
  3776. err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent);
  3777. err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent);
  3778. tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
  3779. tw32_f(MAC_MODE, tp->mac_mode);
  3780. udelay(40);
  3781. tp->tx_mode &= ~TX_MODE_ENABLE;
  3782. tw32_f(MAC_TX_MODE, tp->tx_mode);
  3783. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3784. udelay(100);
  3785. if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
  3786. break;
  3787. }
  3788. if (i >= MAX_WAIT_CNT) {
  3789. printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, "
  3790. "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n",
  3791. tp->dev->name, tr32(MAC_TX_MODE));
  3792. err |= -ENODEV;
  3793. }
  3794. err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent);
  3795. err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent);
  3796. err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent);
  3797. tw32(FTQ_RESET, 0xffffffff);
  3798. tw32(FTQ_RESET, 0x00000000);
  3799. err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
  3800. err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
  3801. if (tp->hw_status)
  3802. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3803. if (tp->hw_stats)
  3804. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3805. return err;
  3806. }
  3807. /* tp->lock is held. */
  3808. static int tg3_nvram_lock(struct tg3 *tp)
  3809. {
  3810. if (tp->tg3_flags & TG3_FLAG_NVRAM) {
  3811. int i;
  3812. if (tp->nvram_lock_cnt == 0) {
  3813. tw32(NVRAM_SWARB, SWARB_REQ_SET1);
  3814. for (i = 0; i < 8000; i++) {
  3815. if (tr32(NVRAM_SWARB) & SWARB_GNT1)
  3816. break;
  3817. udelay(20);
  3818. }
  3819. if (i == 8000) {
  3820. tw32(NVRAM_SWARB, SWARB_REQ_CLR1);
  3821. return -ENODEV;
  3822. }
  3823. }
  3824. tp->nvram_lock_cnt++;
  3825. }
  3826. return 0;
  3827. }
  3828. /* tp->lock is held. */
  3829. static void tg3_nvram_unlock(struct tg3 *tp)
  3830. {
  3831. if (tp->tg3_flags & TG3_FLAG_NVRAM) {
  3832. if (tp->nvram_lock_cnt > 0)
  3833. tp->nvram_lock_cnt--;
  3834. if (tp->nvram_lock_cnt == 0)
  3835. tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
  3836. }
  3837. }
  3838. /* tp->lock is held. */
  3839. static void tg3_enable_nvram_access(struct tg3 *tp)
  3840. {
  3841. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3842. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3843. u32 nvaccess = tr32(NVRAM_ACCESS);
  3844. tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
  3845. }
  3846. }
  3847. /* tp->lock is held. */
  3848. static void tg3_disable_nvram_access(struct tg3 *tp)
  3849. {
  3850. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3851. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3852. u32 nvaccess = tr32(NVRAM_ACCESS);
  3853. tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
  3854. }
  3855. }
  3856. /* tp->lock is held. */
  3857. static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind)
  3858. {
  3859. tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX,
  3860. NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
  3861. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3862. switch (kind) {
  3863. case RESET_KIND_INIT:
  3864. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3865. DRV_STATE_START);
  3866. break;
  3867. case RESET_KIND_SHUTDOWN:
  3868. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3869. DRV_STATE_UNLOAD);
  3870. break;
  3871. case RESET_KIND_SUSPEND:
  3872. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3873. DRV_STATE_SUSPEND);
  3874. break;
  3875. default:
  3876. break;
  3877. };
  3878. }
  3879. }
  3880. /* tp->lock is held. */
  3881. static void tg3_write_sig_post_reset(struct tg3 *tp, int kind)
  3882. {
  3883. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3884. switch (kind) {
  3885. case RESET_KIND_INIT:
  3886. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3887. DRV_STATE_START_DONE);
  3888. break;
  3889. case RESET_KIND_SHUTDOWN:
  3890. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3891. DRV_STATE_UNLOAD_DONE);
  3892. break;
  3893. default:
  3894. break;
  3895. };
  3896. }
  3897. }
  3898. /* tp->lock is held. */
  3899. static void tg3_write_sig_legacy(struct tg3 *tp, int kind)
  3900. {
  3901. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3902. switch (kind) {
  3903. case RESET_KIND_INIT:
  3904. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3905. DRV_STATE_START);
  3906. break;
  3907. case RESET_KIND_SHUTDOWN:
  3908. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3909. DRV_STATE_UNLOAD);
  3910. break;
  3911. case RESET_KIND_SUSPEND:
  3912. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3913. DRV_STATE_SUSPEND);
  3914. break;
  3915. default:
  3916. break;
  3917. };
  3918. }
  3919. }
  3920. static void tg3_stop_fw(struct tg3 *);
  3921. /* tp->lock is held. */
  3922. static int tg3_chip_reset(struct tg3 *tp)
  3923. {
  3924. u32 val;
  3925. void (*write_op)(struct tg3 *, u32, u32);
  3926. int i;
  3927. tg3_nvram_lock(tp);
  3928. /* No matching tg3_nvram_unlock() after this because
  3929. * chip reset below will undo the nvram lock.
  3930. */
  3931. tp->nvram_lock_cnt = 0;
  3932. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
  3933. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
  3934. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
  3935. tw32(GRC_FASTBOOT_PC, 0);
  3936. /*
  3937. * We must avoid the readl() that normally takes place.
  3938. * It locks machines, causes machine checks, and other
  3939. * fun things. So, temporarily disable the 5701
  3940. * hardware workaround, while we do the reset.
  3941. */
  3942. write_op = tp->write32;
  3943. if (write_op == tg3_write_flush_reg32)
  3944. tp->write32 = tg3_write32;
  3945. /* do the reset */
  3946. val = GRC_MISC_CFG_CORECLK_RESET;
  3947. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3948. if (tr32(0x7e2c) == 0x60) {
  3949. tw32(0x7e2c, 0x20);
  3950. }
  3951. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3952. tw32(GRC_MISC_CFG, (1 << 29));
  3953. val |= (1 << 29);
  3954. }
  3955. }
  3956. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3957. val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
  3958. tw32(GRC_MISC_CFG, val);
  3959. /* restore 5701 hardware bug workaround write method */
  3960. tp->write32 = write_op;
  3961. /* Unfortunately, we have to delay before the PCI read back.
  3962. * Some 575X chips even will not respond to a PCI cfg access
  3963. * when the reset command is given to the chip.
  3964. *
  3965. * How do these hardware designers expect things to work
  3966. * properly if the PCI write is posted for a long period
  3967. * of time? It is always necessary to have some method by
  3968. * which a register read back can occur to push the write
  3969. * out which does the reset.
  3970. *
  3971. * For most tg3 variants the trick below was working.
  3972. * Ho hum...
  3973. */
  3974. udelay(120);
  3975. /* Flush PCI posted writes. The normal MMIO registers
  3976. * are inaccessible at this time so this is the only
  3977. * way to make this reliably (actually, this is no longer
  3978. * the case, see above). I tried to use indirect
  3979. * register read/write but this upset some 5701 variants.
  3980. */
  3981. pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);
  3982. udelay(120);
  3983. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3984. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) {
  3985. int i;
  3986. u32 cfg_val;
  3987. /* Wait for link training to complete. */
  3988. for (i = 0; i < 5000; i++)
  3989. udelay(100);
  3990. pci_read_config_dword(tp->pdev, 0xc4, &cfg_val);
  3991. pci_write_config_dword(tp->pdev, 0xc4,
  3992. cfg_val | (1 << 15));
  3993. }
  3994. /* Set PCIE max payload size and clear error status. */
  3995. pci_write_config_dword(tp->pdev, 0xd8, 0xf5000);
  3996. }
  3997. /* Re-enable indirect register accesses. */
  3998. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  3999. tp->misc_host_ctrl);
  4000. /* Set MAX PCI retry to zero. */
  4001. val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
  4002. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  4003. (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
  4004. val |= PCISTATE_RETRY_SAME_DMA;
  4005. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);
  4006. pci_restore_state(tp->pdev);
  4007. /* Make sure PCI-X relaxed ordering bit is clear. */
  4008. pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val);
  4009. val &= ~PCIX_CAPS_RELAXED_ORDERING;
  4010. pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val);
  4011. if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
  4012. u32 val;
  4013. /* Chip reset on 5780 will reset MSI enable bit,
  4014. * so need to restore it.
  4015. */
  4016. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  4017. u16 ctrl;
  4018. pci_read_config_word(tp->pdev,
  4019. tp->msi_cap + PCI_MSI_FLAGS,
  4020. &ctrl);
  4021. pci_write_config_word(tp->pdev,
  4022. tp->msi_cap + PCI_MSI_FLAGS,
  4023. ctrl | PCI_MSI_FLAGS_ENABLE);
  4024. val = tr32(MSGINT_MODE);
  4025. tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE);
  4026. }
  4027. val = tr32(MEMARB_MODE);
  4028. tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
  4029. } else
  4030. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  4031. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) {
  4032. tg3_stop_fw(tp);
  4033. tw32(0x5000, 0x400);
  4034. }
  4035. tw32(GRC_MODE, tp->grc_mode);
  4036. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
  4037. u32 val = tr32(0xc4);
  4038. tw32(0xc4, val | (1 << 15));
  4039. }
  4040. if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 &&
  4041. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  4042. tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE;
  4043. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)
  4044. tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN;
  4045. tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  4046. }
  4047. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  4048. tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
  4049. tw32_f(MAC_MODE, tp->mac_mode);
  4050. } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  4051. tp->mac_mode = MAC_MODE_PORT_MODE_GMII;
  4052. tw32_f(MAC_MODE, tp->mac_mode);
  4053. } else
  4054. tw32_f(MAC_MODE, 0);
  4055. udelay(40);
  4056. /* Wait for firmware initialization to complete. */
  4057. for (i = 0; i < 100000; i++) {
  4058. tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val);
  4059. if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
  4060. break;
  4061. udelay(10);
  4062. }
  4063. /* Chip might not be fitted with firmare. Some Sun onboard
  4064. * parts are configured like that. So don't signal the timeout
  4065. * of the above loop as an error, but do report the lack of
  4066. * running firmware once.
  4067. */
  4068. if (i >= 100000 &&
  4069. !(tp->tg3_flags2 & TG3_FLG2_NO_FWARE_REPORTED)) {
  4070. tp->tg3_flags2 |= TG3_FLG2_NO_FWARE_REPORTED;
  4071. printk(KERN_INFO PFX "%s: No firmware running.\n",
  4072. tp->dev->name);
  4073. }
  4074. if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  4075. tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  4076. u32 val = tr32(0x7c00);
  4077. tw32(0x7c00, val | (1 << 25));
  4078. }
  4079. /* Reprobe ASF enable state. */
  4080. tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF;
  4081. tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE;
  4082. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  4083. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  4084. u32 nic_cfg;
  4085. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  4086. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  4087. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  4088. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  4089. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  4090. }
  4091. }
  4092. return 0;
  4093. }
  4094. /* tp->lock is held. */
  4095. static void tg3_stop_fw(struct tg3 *tp)
  4096. {
  4097. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  4098. u32 val;
  4099. int i;
  4100. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
  4101. val = tr32(GRC_RX_CPU_EVENT);
  4102. val |= (1 << 14);
  4103. tw32(GRC_RX_CPU_EVENT, val);
  4104. /* Wait for RX cpu to ACK the event. */
  4105. for (i = 0; i < 100; i++) {
  4106. if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14)))
  4107. break;
  4108. udelay(1);
  4109. }
  4110. }
  4111. }
  4112. /* tp->lock is held. */
  4113. static int tg3_halt(struct tg3 *tp, int kind, int silent)
  4114. {
  4115. int err;
  4116. tg3_stop_fw(tp);
  4117. tg3_write_sig_pre_reset(tp, kind);
  4118. tg3_abort_hw(tp, silent);
  4119. err = tg3_chip_reset(tp);
  4120. tg3_write_sig_legacy(tp, kind);
  4121. tg3_write_sig_post_reset(tp, kind);
  4122. if (err)
  4123. return err;
  4124. return 0;
  4125. }
  4126. #define TG3_FW_RELEASE_MAJOR 0x0
  4127. #define TG3_FW_RELASE_MINOR 0x0
  4128. #define TG3_FW_RELEASE_FIX 0x0
  4129. #define TG3_FW_START_ADDR 0x08000000
  4130. #define TG3_FW_TEXT_ADDR 0x08000000
  4131. #define TG3_FW_TEXT_LEN 0x9c0
  4132. #define TG3_FW_RODATA_ADDR 0x080009c0
  4133. #define TG3_FW_RODATA_LEN 0x60
  4134. #define TG3_FW_DATA_ADDR 0x08000a40
  4135. #define TG3_FW_DATA_LEN 0x20
  4136. #define TG3_FW_SBSS_ADDR 0x08000a60
  4137. #define TG3_FW_SBSS_LEN 0xc
  4138. #define TG3_FW_BSS_ADDR 0x08000a70
  4139. #define TG3_FW_BSS_LEN 0x10
  4140. static u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = {
  4141. 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800,
  4142. 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000,
  4143. 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034,
  4144. 0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000,
  4145. 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105,
  4146. 0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0,
  4147. 0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010,
  4148. 0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01,
  4149. 0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c,
  4150. 0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000,
  4151. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400,
  4152. 0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c,
  4153. 0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000,
  4154. 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64,
  4155. 0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000,
  4156. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  4157. 0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68,
  4158. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003,
  4159. 0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800,
  4160. 0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  4161. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60,
  4162. 0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008,
  4163. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  4164. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  4165. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  4166. 0, 0, 0, 0, 0, 0,
  4167. 0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002,
  4168. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  4169. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  4170. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  4171. 0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009,
  4172. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b,
  4173. 0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000,
  4174. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000,
  4175. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  4176. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  4177. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014,
  4178. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  4179. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  4180. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  4181. 0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010,
  4182. 0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74,
  4183. 0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c,
  4184. 0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800,
  4185. 0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001,
  4186. 0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028,
  4187. 0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800,
  4188. 0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0,
  4189. 0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014,
  4190. 0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001,
  4191. 0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810,
  4192. 0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018,
  4193. 0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec,
  4194. 0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c,
  4195. 0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74,
  4196. 0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000,
  4197. 0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c,
  4198. 0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c,
  4199. 0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df,
  4200. 0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000,
  4201. 0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800,
  4202. 0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402,
  4203. 0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00,
  4204. 0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010,
  4205. 0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df,
  4206. 0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001,
  4207. 0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008,
  4208. 0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021,
  4209. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018,
  4210. 0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b,
  4211. 0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000,
  4212. 0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008,
  4213. 0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b,
  4214. 0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001,
  4215. 0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821,
  4216. 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000,
  4217. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000,
  4218. 0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821,
  4219. 0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff,
  4220. 0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008,
  4221. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010,
  4222. 0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000,
  4223. 0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428,
  4224. 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c,
  4225. 0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e,
  4226. 0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010,
  4227. 0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000,
  4228. 0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001,
  4229. 0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000,
  4230. 0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824,
  4231. 0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000
  4232. };
  4233. static u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = {
  4234. 0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430,
  4235. 0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74,
  4236. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  4237. 0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000,
  4238. 0x00000000
  4239. };
  4240. #if 0 /* All zeros, don't eat up space with it. */
  4241. u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = {
  4242. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  4243. 0x00000000, 0x00000000, 0x00000000, 0x00000000
  4244. };
  4245. #endif
  4246. #define RX_CPU_SCRATCH_BASE 0x30000
  4247. #define RX_CPU_SCRATCH_SIZE 0x04000
  4248. #define TX_CPU_SCRATCH_BASE 0x34000
  4249. #define TX_CPU_SCRATCH_SIZE 0x04000
  4250. /* tp->lock is held. */
  4251. static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
  4252. {
  4253. int i;
  4254. BUG_ON(offset == TX_CPU_BASE &&
  4255. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS));
  4256. if (offset == RX_CPU_BASE) {
  4257. for (i = 0; i < 10000; i++) {
  4258. tw32(offset + CPU_STATE, 0xffffffff);
  4259. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  4260. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  4261. break;
  4262. }
  4263. tw32(offset + CPU_STATE, 0xffffffff);
  4264. tw32_f(offset + CPU_MODE, CPU_MODE_HALT);
  4265. udelay(10);
  4266. } else {
  4267. for (i = 0; i < 10000; i++) {
  4268. tw32(offset + CPU_STATE, 0xffffffff);
  4269. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  4270. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  4271. break;
  4272. }
  4273. }
  4274. if (i >= 10000) {
  4275. printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, "
  4276. "and %s CPU\n",
  4277. tp->dev->name,
  4278. (offset == RX_CPU_BASE ? "RX" : "TX"));
  4279. return -ENODEV;
  4280. }
  4281. /* Clear firmware's nvram arbitration. */
  4282. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  4283. tw32(NVRAM_SWARB, SWARB_REQ_CLR0);
  4284. return 0;
  4285. }
  4286. struct fw_info {
  4287. unsigned int text_base;
  4288. unsigned int text_len;
  4289. u32 *text_data;
  4290. unsigned int rodata_base;
  4291. unsigned int rodata_len;
  4292. u32 *rodata_data;
  4293. unsigned int data_base;
  4294. unsigned int data_len;
  4295. u32 *data_data;
  4296. };
  4297. /* tp->lock is held. */
  4298. static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base,
  4299. int cpu_scratch_size, struct fw_info *info)
  4300. {
  4301. int err, lock_err, i;
  4302. void (*write_op)(struct tg3 *, u32, u32);
  4303. if (cpu_base == TX_CPU_BASE &&
  4304. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4305. printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load "
  4306. "TX cpu firmware on %s which is 5705.\n",
  4307. tp->dev->name);
  4308. return -EINVAL;
  4309. }
  4310. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  4311. write_op = tg3_write_mem;
  4312. else
  4313. write_op = tg3_write_indirect_reg32;
  4314. /* It is possible that bootcode is still loading at this point.
  4315. * Get the nvram lock first before halting the cpu.
  4316. */
  4317. lock_err = tg3_nvram_lock(tp);
  4318. err = tg3_halt_cpu(tp, cpu_base);
  4319. if (!lock_err)
  4320. tg3_nvram_unlock(tp);
  4321. if (err)
  4322. goto out;
  4323. for (i = 0; i < cpu_scratch_size; i += sizeof(u32))
  4324. write_op(tp, cpu_scratch_base + i, 0);
  4325. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4326. tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT);
  4327. for (i = 0; i < (info->text_len / sizeof(u32)); i++)
  4328. write_op(tp, (cpu_scratch_base +
  4329. (info->text_base & 0xffff) +
  4330. (i * sizeof(u32))),
  4331. (info->text_data ?
  4332. info->text_data[i] : 0));
  4333. for (i = 0; i < (info->rodata_len / sizeof(u32)); i++)
  4334. write_op(tp, (cpu_scratch_base +
  4335. (info->rodata_base & 0xffff) +
  4336. (i * sizeof(u32))),
  4337. (info->rodata_data ?
  4338. info->rodata_data[i] : 0));
  4339. for (i = 0; i < (info->data_len / sizeof(u32)); i++)
  4340. write_op(tp, (cpu_scratch_base +
  4341. (info->data_base & 0xffff) +
  4342. (i * sizeof(u32))),
  4343. (info->data_data ?
  4344. info->data_data[i] : 0));
  4345. err = 0;
  4346. out:
  4347. return err;
  4348. }
  4349. /* tp->lock is held. */
  4350. static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
  4351. {
  4352. struct fw_info info;
  4353. int err, i;
  4354. info.text_base = TG3_FW_TEXT_ADDR;
  4355. info.text_len = TG3_FW_TEXT_LEN;
  4356. info.text_data = &tg3FwText[0];
  4357. info.rodata_base = TG3_FW_RODATA_ADDR;
  4358. info.rodata_len = TG3_FW_RODATA_LEN;
  4359. info.rodata_data = &tg3FwRodata[0];
  4360. info.data_base = TG3_FW_DATA_ADDR;
  4361. info.data_len = TG3_FW_DATA_LEN;
  4362. info.data_data = NULL;
  4363. err = tg3_load_firmware_cpu(tp, RX_CPU_BASE,
  4364. RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE,
  4365. &info);
  4366. if (err)
  4367. return err;
  4368. err = tg3_load_firmware_cpu(tp, TX_CPU_BASE,
  4369. TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE,
  4370. &info);
  4371. if (err)
  4372. return err;
  4373. /* Now startup only the RX cpu. */
  4374. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  4375. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  4376. for (i = 0; i < 5; i++) {
  4377. if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR)
  4378. break;
  4379. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  4380. tw32(RX_CPU_BASE + CPU_MODE, CPU_MODE_HALT);
  4381. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  4382. udelay(1000);
  4383. }
  4384. if (i >= 5) {
  4385. printk(KERN_ERR PFX "tg3_load_firmware fails for %s "
  4386. "to set RX CPU PC, is %08x should be %08x\n",
  4387. tp->dev->name, tr32(RX_CPU_BASE + CPU_PC),
  4388. TG3_FW_TEXT_ADDR);
  4389. return -ENODEV;
  4390. }
  4391. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  4392. tw32_f(RX_CPU_BASE + CPU_MODE, 0x00000000);
  4393. return 0;
  4394. }
  4395. #if TG3_TSO_SUPPORT != 0
  4396. #define TG3_TSO_FW_RELEASE_MAJOR 0x1
  4397. #define TG3_TSO_FW_RELASE_MINOR 0x6
  4398. #define TG3_TSO_FW_RELEASE_FIX 0x0
  4399. #define TG3_TSO_FW_START_ADDR 0x08000000
  4400. #define TG3_TSO_FW_TEXT_ADDR 0x08000000
  4401. #define TG3_TSO_FW_TEXT_LEN 0x1aa0
  4402. #define TG3_TSO_FW_RODATA_ADDR 0x08001aa0
  4403. #define TG3_TSO_FW_RODATA_LEN 0x60
  4404. #define TG3_TSO_FW_DATA_ADDR 0x08001b20
  4405. #define TG3_TSO_FW_DATA_LEN 0x30
  4406. #define TG3_TSO_FW_SBSS_ADDR 0x08001b50
  4407. #define TG3_TSO_FW_SBSS_LEN 0x2c
  4408. #define TG3_TSO_FW_BSS_ADDR 0x08001b80
  4409. #define TG3_TSO_FW_BSS_LEN 0x894
  4410. static u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = {
  4411. 0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000,
  4412. 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800,
  4413. 0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  4414. 0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800,
  4415. 0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001,
  4416. 0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c,
  4417. 0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001,
  4418. 0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008,
  4419. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c,
  4420. 0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001,
  4421. 0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000,
  4422. 0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001,
  4423. 0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800,
  4424. 0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c,
  4425. 0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008,
  4426. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021,
  4427. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800,
  4428. 0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c,
  4429. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  4430. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800,
  4431. 0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8,
  4432. 0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8,
  4433. 0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90,
  4434. 0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068,
  4435. 0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c,
  4436. 0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021,
  4437. 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008,
  4438. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021,
  4439. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b,
  4440. 0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4441. 0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008,
  4442. 0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020,
  4443. 0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800,
  4444. 0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98,
  4445. 0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902,
  4446. 0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602,
  4447. 0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001,
  4448. 0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c,
  4449. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  4450. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4,
  4451. 0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410,
  4452. 0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800,
  4453. 0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4,
  4454. 0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 0x3c010800,
  4455. 0xac2023f8, 0x00021302, 0x00021080, 0x00c21021, 0x00621821, 0x3c010800,
  4456. 0xa42223d0, 0x3c010800, 0x0a000115, 0xa4231b96, 0x9622000c, 0x3c010800,
  4457. 0xa42223ec, 0x3c040800, 0x24841b9c, 0x8c820000, 0x00021100, 0x3c010800,
  4458. 0x00220821, 0xac311bc8, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  4459. 0xac271bcc, 0x8c820000, 0x25030001, 0x306601ff, 0x00021100, 0x3c010800,
  4460. 0x00220821, 0xac261bd0, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  4461. 0xac291bd4, 0x96230008, 0x3c020800, 0x8c421bac, 0x00432821, 0x3c010800,
  4462. 0xac251bac, 0x9622000a, 0x30420004, 0x14400018, 0x00061100, 0x8f630c14,
  4463. 0x3063000f, 0x2c620002, 0x1440000b, 0x3c02c000, 0x8f630c14, 0x3c020800,
  4464. 0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002,
  4465. 0x1040fff7, 0x3c02c000, 0x00e21825, 0xaf635c5c, 0x8f625c50, 0x30420002,
  4466. 0x10400014, 0x00000000, 0x0a000147, 0x00000000, 0x3c030800, 0x8c631b80,
  4467. 0x3c040800, 0x94841b94, 0x01221025, 0x3c010800, 0xa42223da, 0x24020001,
  4468. 0x3c010800, 0xac221bb8, 0x24630001, 0x0085202a, 0x3c010800, 0x10800003,
  4469. 0xac231b80, 0x3c010800, 0xa4251b94, 0x3c060800, 0x24c61b9c, 0x8cc20000,
  4470. 0x24420001, 0xacc20000, 0x28420080, 0x14400005, 0x00000000, 0x0e000656,
  4471. 0x24040002, 0x0a0001e6, 0x00000000, 0x3c020800, 0x8c421bb8, 0x10400078,
  4472. 0x24020001, 0x3c050800, 0x90a51b98, 0x14a20072, 0x00000000, 0x3c150800,
  4473. 0x96b51b96, 0x3c040800, 0x8c841bac, 0x32a3ffff, 0x0083102a, 0x1440006c,
  4474. 0x00000000, 0x14830003, 0x00000000, 0x3c010800, 0xac2523f0, 0x1060005c,
  4475. 0x00009021, 0x24d60004, 0x0060a021, 0x24d30014, 0x8ec20000, 0x00028100,
  4476. 0x3c110800, 0x02308821, 0x0e000625, 0x8e311bc8, 0x00402821, 0x10a00054,
  4477. 0x00000000, 0x9628000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e22000c,
  4478. 0x2407188c, 0x00021400, 0xaca20018, 0x3c030800, 0x00701821, 0x8c631bd0,
  4479. 0x3c020800, 0x00501021, 0x8c421bd4, 0x00031d00, 0x00021400, 0x00621825,
  4480. 0xaca30014, 0x8ec30004, 0x96220008, 0x00432023, 0x3242ffff, 0x3083ffff,
  4481. 0x00431021, 0x0282102a, 0x14400002, 0x02b23023, 0x00803021, 0x8e620000,
  4482. 0x30c4ffff, 0x00441021, 0xae620000, 0x8e220000, 0xaca20000, 0x8e220004,
  4483. 0x8e63fff4, 0x00431021, 0xaca20004, 0xa4a6000e, 0x8e62fff4, 0x00441021,
  4484. 0xae62fff4, 0x96230008, 0x0043102a, 0x14400005, 0x02469021, 0x8e62fff0,
  4485. 0xae60fff4, 0x24420001, 0xae62fff0, 0xaca00008, 0x3242ffff, 0x14540008,
  4486. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x24020905, 0xa4a2000c,
  4487. 0x0a0001cb, 0x34e70020, 0xa4a2000c, 0x3c020800, 0x8c4223f0, 0x10400003,
  4488. 0x3c024b65, 0x0a0001d3, 0x34427654, 0x3c02b49a, 0x344289ab, 0xaca2001c,
  4489. 0x30e2ffff, 0xaca20010, 0x0e0005a2, 0x00a02021, 0x3242ffff, 0x0054102b,
  4490. 0x1440ffa9, 0x00000000, 0x24020002, 0x3c010800, 0x0a0001e6, 0xa0221b98,
  4491. 0x8ec2083c, 0x24420001, 0x0a0001e6, 0xaec2083c, 0x0e0004c0, 0x00000000,
  4492. 0x8fbf002c, 0x8fb60028, 0x8fb50024, 0x8fb40020, 0x8fb3001c, 0x8fb20018,
  4493. 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0030, 0x27bdffd0, 0xafbf0028,
  4494. 0xafb30024, 0xafb20020, 0xafb1001c, 0xafb00018, 0x8f725c9c, 0x3c0200ff,
  4495. 0x3442fff8, 0x3c070800, 0x24e71bb4, 0x02428824, 0x9623000e, 0x8ce20000,
  4496. 0x00431021, 0xace20000, 0x8e220010, 0x30420020, 0x14400011, 0x00809821,
  4497. 0x0e00063b, 0x02202021, 0x3c02c000, 0x02421825, 0xaf635c9c, 0x8f625c90,
  4498. 0x30420002, 0x1040011e, 0x00000000, 0xaf635c9c, 0x8f625c90, 0x30420002,
  4499. 0x10400119, 0x00000000, 0x0a00020d, 0x00000000, 0x8e240008, 0x8e230014,
  4500. 0x00041402, 0x000231c0, 0x00031502, 0x304201ff, 0x2442ffff, 0x3042007f,
  4501. 0x00031942, 0x30637800, 0x00021100, 0x24424000, 0x00624821, 0x9522000a,
  4502. 0x3084ffff, 0x30420008, 0x104000b0, 0x000429c0, 0x3c020800, 0x8c422400,
  4503. 0x14400024, 0x24c50008, 0x94c20014, 0x3c010800, 0xa42223d0, 0x8cc40010,
  4504. 0x00041402, 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42423d4, 0x94c2000e,
  4505. 0x3083ffff, 0x00431023, 0x3c010800, 0xac222408, 0x94c2001a, 0x3c010800,
  4506. 0xac262400, 0x3c010800, 0xac322404, 0x3c010800, 0xac2223fc, 0x3c02c000,
  4507. 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e5, 0x00000000,
  4508. 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e0, 0x00000000, 0x0a000246,
  4509. 0x00000000, 0x94c2000e, 0x3c030800, 0x946323d4, 0x00434023, 0x3103ffff,
  4510. 0x2c620008, 0x1040001c, 0x00000000, 0x94c20014, 0x24420028, 0x00a22821,
  4511. 0x00031042, 0x1840000b, 0x00002021, 0x24e60848, 0x00403821, 0x94a30000,
  4512. 0x8cc20000, 0x24840001, 0x00431021, 0xacc20000, 0x0087102a, 0x1440fff9,
  4513. 0x24a50002, 0x31020001, 0x1040001f, 0x3c024000, 0x3c040800, 0x248423fc,
  4514. 0xa0a00001, 0x94a30000, 0x8c820000, 0x00431021, 0x0a000285, 0xac820000,
  4515. 0x8f626800, 0x3c030010, 0x00431024, 0x10400009, 0x00000000, 0x94c2001a,
  4516. 0x3c030800, 0x8c6323fc, 0x00431021, 0x3c010800, 0xac2223fc, 0x0a000286,
  4517. 0x3c024000, 0x94c2001a, 0x94c4001c, 0x3c030800, 0x8c6323fc, 0x00441023,
  4518. 0x00621821, 0x3c010800, 0xac2323fc, 0x3c024000, 0x02421825, 0xaf635c9c,
  4519. 0x8f625c90, 0x30420002, 0x1440fffc, 0x00000000, 0x9522000a, 0x30420010,
  4520. 0x1040009b, 0x00000000, 0x3c030800, 0x946323d4, 0x3c070800, 0x24e72400,
  4521. 0x8ce40000, 0x8f626800, 0x24630030, 0x00832821, 0x3c030010, 0x00431024,
  4522. 0x1440000a, 0x00000000, 0x94a20004, 0x3c040800, 0x8c842408, 0x3c030800,
  4523. 0x8c6323fc, 0x00441023, 0x00621821, 0x3c010800, 0xac2323fc, 0x3c040800,
  4524. 0x8c8423fc, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021,
  4525. 0x00041027, 0xa4a20006, 0x3c030800, 0x8c632404, 0x3c0200ff, 0x3442fff8,
  4526. 0x00628824, 0x96220008, 0x24050001, 0x24034000, 0x000231c0, 0x00801021,
  4527. 0xa4c2001a, 0xa4c0001c, 0xace00000, 0x3c010800, 0xac251b60, 0xaf635cb8,
  4528. 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000, 0x3c010800, 0xac201b60,
  4529. 0x8e220008, 0xaf625cb8, 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000,
  4530. 0x3c010800, 0xac201b60, 0x3c020800, 0x8c421b60, 0x1040ffec, 0x00000000,
  4531. 0x3c040800, 0x0e00063b, 0x8c842404, 0x0a00032a, 0x00000000, 0x3c030800,
  4532. 0x90631b98, 0x24020002, 0x14620003, 0x3c034b65, 0x0a0002e1, 0x00008021,
  4533. 0x8e22001c, 0x34637654, 0x10430002, 0x24100002, 0x24100001, 0x00c02021,
  4534. 0x0e000350, 0x02003021, 0x24020003, 0x3c010800, 0xa0221b98, 0x24020002,
  4535. 0x1202000a, 0x24020001, 0x3c030800, 0x8c6323f0, 0x10620006, 0x00000000,
  4536. 0x3c020800, 0x944223d8, 0x00021400, 0x0a00031f, 0xae220014, 0x3c040800,
  4537. 0x248423da, 0x94820000, 0x00021400, 0xae220014, 0x3c020800, 0x8c421bbc,
  4538. 0x3c03c000, 0x3c010800, 0xa0201b98, 0x00431025, 0xaf625c5c, 0x8f625c50,
  4539. 0x30420002, 0x10400009, 0x00000000, 0x2484f7e2, 0x8c820000, 0x00431025,
  4540. 0xaf625c5c, 0x8f625c50, 0x30420002, 0x1440fffa, 0x00000000, 0x3c020800,
  4541. 0x24421b84, 0x8c430000, 0x24630001, 0xac430000, 0x8f630c14, 0x3063000f,
  4542. 0x2c620002, 0x1440000c, 0x3c024000, 0x8f630c14, 0x3c020800, 0x8c421b40,
  4543. 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7,
  4544. 0x00000000, 0x3c024000, 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002,
  4545. 0x1440fffc, 0x00000000, 0x12600003, 0x00000000, 0x0e0004c0, 0x00000000,
  4546. 0x8fbf0028, 0x8fb30024, 0x8fb20020, 0x8fb1001c, 0x8fb00018, 0x03e00008,
  4547. 0x27bd0030, 0x8f634450, 0x3c040800, 0x24841b88, 0x8c820000, 0x00031c02,
  4548. 0x0043102b, 0x14400007, 0x3c038000, 0x8c840004, 0x8f624450, 0x00021c02,
  4549. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  4550. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3c024000,
  4551. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00000000,
  4552. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00805821, 0x14c00011, 0x256e0008,
  4553. 0x3c020800, 0x8c4223f4, 0x10400007, 0x24020016, 0x3c010800, 0xa42223d2,
  4554. 0x2402002a, 0x3c010800, 0x0a000364, 0xa42223d4, 0x8d670010, 0x00071402,
  4555. 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42723d4, 0x3c040800, 0x948423d4,
  4556. 0x3c030800, 0x946323d2, 0x95cf0006, 0x3c020800, 0x944223d0, 0x00832023,
  4557. 0x01e2c023, 0x3065ffff, 0x24a20028, 0x01c24821, 0x3082ffff, 0x14c0001a,
  4558. 0x01226021, 0x9582000c, 0x3042003f, 0x3c010800, 0xa42223d6, 0x95820004,
  4559. 0x95830006, 0x3c010800, 0xac2023e4, 0x3c010800, 0xac2023e8, 0x00021400,
  4560. 0x00431025, 0x3c010800, 0xac221bc0, 0x95220004, 0x3c010800, 0xa4221bc4,
  4561. 0x95230002, 0x01e51023, 0x0043102a, 0x10400010, 0x24020001, 0x3c010800,
  4562. 0x0a000398, 0xac2223f8, 0x3c030800, 0x8c6323e8, 0x3c020800, 0x94421bc4,
  4563. 0x00431021, 0xa5220004, 0x3c020800, 0x94421bc0, 0xa5820004, 0x3c020800,
  4564. 0x8c421bc0, 0xa5820006, 0x3c020800, 0x8c4223f0, 0x3c0d0800, 0x8dad23e4,
  4565. 0x3c0a0800, 0x144000e5, 0x8d4a23e8, 0x3c020800, 0x94421bc4, 0x004a1821,
  4566. 0x3063ffff, 0x0062182b, 0x24020002, 0x10c2000d, 0x01435023, 0x3c020800,
  4567. 0x944223d6, 0x30420009, 0x10400008, 0x00000000, 0x9582000c, 0x3042fff6,
  4568. 0xa582000c, 0x3c020800, 0x944223d6, 0x30420009, 0x01a26823, 0x3c020800,
  4569. 0x8c4223f8, 0x1040004a, 0x01203821, 0x3c020800, 0x944223d2, 0x00004021,
  4570. 0xa520000a, 0x01e21023, 0xa5220002, 0x3082ffff, 0x00021042, 0x18400008,
  4571. 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a,
  4572. 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402,
  4573. 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c,
  4574. 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb,
  4575. 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821,
  4576. 0x3082ffff, 0xa4e00010, 0x00621821, 0x00021042, 0x18400010, 0x00c33021,
  4577. 0x00404821, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006,
  4578. 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008,
  4579. 0x0109102a, 0x1440fff3, 0x00000000, 0x30820001, 0x10400005, 0x00061c02,
  4580. 0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021,
  4581. 0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081,
  4582. 0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800,
  4583. 0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800,
  4584. 0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a,
  4585. 0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02,
  4586. 0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821,
  4587. 0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023,
  4588. 0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff,
  4589. 0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042,
  4590. 0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021,
  4591. 0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021,
  4592. 0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021,
  4593. 0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004,
  4594. 0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023,
  4595. 0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821,
  4596. 0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800,
  4597. 0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043,
  4598. 0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021,
  4599. 0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80,
  4600. 0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800,
  4601. 0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff,
  4602. 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010,
  4603. 0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007,
  4604. 0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402,
  4605. 0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff,
  4606. 0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021,
  4607. 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff,
  4608. 0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005,
  4609. 0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800,
  4610. 0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4,
  4611. 0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b,
  4612. 0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4,
  4613. 0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800,
  4614. 0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034,
  4615. 0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000,
  4616. 0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac,
  4617. 0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022,
  4618. 0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000,
  4619. 0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0,
  4620. 0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021,
  4621. 0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000,
  4622. 0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc,
  4623. 0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005,
  4624. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080,
  4625. 0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800,
  4626. 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014,
  4627. 0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823,
  4628. 0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021,
  4629. 0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010,
  4630. 0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5,
  4631. 0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4632. 0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021,
  4633. 0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c,
  4634. 0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005,
  4635. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800,
  4636. 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500,
  4637. 0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023,
  4638. 0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821,
  4639. 0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000,
  4640. 0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021,
  4641. 0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006,
  4642. 0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0,
  4643. 0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006,
  4644. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905,
  4645. 0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860,
  4646. 0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab,
  4647. 0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff,
  4648. 0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4649. 0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038,
  4650. 0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020,
  4651. 0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450,
  4652. 0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003,
  4653. 0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff,
  4654. 0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002,
  4655. 0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f,
  4656. 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000,
  4657. 0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820,
  4658. 0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4,
  4659. 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000,
  4660. 0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010,
  4661. 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50,
  4662. 0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002,
  4663. 0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff,
  4664. 0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8,
  4665. 0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438,
  4666. 0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800,
  4667. 0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800,
  4668. 0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000,
  4669. 0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000,
  4670. 0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021,
  4671. 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe,
  4672. 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008,
  4673. 0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b,
  4674. 0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02,
  4675. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  4676. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff,
  4677. 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff,
  4678. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021,
  4679. 0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651,
  4680. 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000,
  4681. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0,
  4682. 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014,
  4683. 0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000,
  4684. 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000,
  4685. 0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800,
  4686. 0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b,
  4687. 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010,
  4688. 0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001,
  4689. 0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800,
  4690. 0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000,
  4691. 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008,
  4692. 0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74,
  4693. 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010,
  4694. 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000,
  4695. };
  4696. static u32 tg3TsoFwRodata[] = {
  4697. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4698. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f,
  4699. 0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000,
  4700. 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000,
  4701. 0x00000000,
  4702. };
  4703. static u32 tg3TsoFwData[] = {
  4704. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000,
  4705. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  4706. 0x00000000,
  4707. };
  4708. /* 5705 needs a special version of the TSO firmware. */
  4709. #define TG3_TSO5_FW_RELEASE_MAJOR 0x1
  4710. #define TG3_TSO5_FW_RELASE_MINOR 0x2
  4711. #define TG3_TSO5_FW_RELEASE_FIX 0x0
  4712. #define TG3_TSO5_FW_START_ADDR 0x00010000
  4713. #define TG3_TSO5_FW_TEXT_ADDR 0x00010000
  4714. #define TG3_TSO5_FW_TEXT_LEN 0xe90
  4715. #define TG3_TSO5_FW_RODATA_ADDR 0x00010e90
  4716. #define TG3_TSO5_FW_RODATA_LEN 0x50
  4717. #define TG3_TSO5_FW_DATA_ADDR 0x00010f00
  4718. #define TG3_TSO5_FW_DATA_LEN 0x20
  4719. #define TG3_TSO5_FW_SBSS_ADDR 0x00010f20
  4720. #define TG3_TSO5_FW_SBSS_LEN 0x28
  4721. #define TG3_TSO5_FW_BSS_ADDR 0x00010f50
  4722. #define TG3_TSO5_FW_BSS_LEN 0x88
  4723. static u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = {
  4724. 0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000,
  4725. 0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001,
  4726. 0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  4727. 0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001,
  4728. 0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001,
  4729. 0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378,
  4730. 0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4731. 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014,
  4732. 0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400,
  4733. 0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000,
  4734. 0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200,
  4735. 0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000,
  4736. 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020,
  4737. 0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821,
  4738. 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130,
  4739. 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018,
  4740. 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60,
  4741. 0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821,
  4742. 0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000,
  4743. 0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028,
  4744. 0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402,
  4745. 0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014,
  4746. 0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff,
  4747. 0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b,
  4748. 0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004,
  4749. 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8,
  4750. 0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001,
  4751. 0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021,
  4752. 0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2,
  4753. 0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a,
  4754. 0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4755. 0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001,
  4756. 0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001,
  4757. 0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021,
  4758. 0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000,
  4759. 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c,
  4760. 0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005,
  4761. 0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006,
  4762. 0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c,
  4763. 0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c,
  4764. 0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021,
  4765. 0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001,
  4766. 0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b,
  4767. 0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c,
  4768. 0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76,
  4769. 0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c,
  4770. 0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70,
  4771. 0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c,
  4772. 0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72,
  4773. 0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff,
  4774. 0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78,
  4775. 0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78,
  4776. 0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005,
  4777. 0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d,
  4778. 0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005,
  4779. 0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027,
  4780. 0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d,
  4781. 0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff,
  4782. 0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001,
  4783. 0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000,
  4784. 0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a,
  4785. 0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff,
  4786. 0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001,
  4787. 0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200,
  4788. 0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001,
  4789. 0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021,
  4790. 0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4791. 0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00,
  4792. 0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001,
  4793. 0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000,
  4794. 0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003,
  4795. 0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001,
  4796. 0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56,
  4797. 0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4,
  4798. 0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64,
  4799. 0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088,
  4800. 0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001,
  4801. 0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57,
  4802. 0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001,
  4803. 0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001,
  4804. 0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000,
  4805. 0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001,
  4806. 0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823,
  4807. 0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001,
  4808. 0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001,
  4809. 0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001,
  4810. 0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021,
  4811. 0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008,
  4812. 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4,
  4813. 0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001,
  4814. 0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001,
  4815. 0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec,
  4816. 0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000,
  4817. 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024,
  4818. 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024,
  4819. 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000,
  4820. 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000,
  4821. 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003,
  4822. 0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001,
  4823. 0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001,
  4824. 0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff,
  4825. 0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c,
  4826. 0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54,
  4827. 0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001,
  4828. 0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624,
  4829. 0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624,
  4830. 0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4831. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4832. 0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283,
  4833. 0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825,
  4834. 0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003,
  4835. 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7,
  4836. 0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c,
  4837. 0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009,
  4838. 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025,
  4839. 0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008,
  4840. 0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021,
  4841. 0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4842. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4843. 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014,
  4844. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001,
  4845. 0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010,
  4846. 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001,
  4847. 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4848. 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804,
  4849. 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20,
  4850. 0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315,
  4851. 0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005,
  4852. 0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001,
  4853. 0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001,
  4854. 0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014,
  4855. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8,
  4856. 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000,
  4857. 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008,
  4858. 0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008,
  4859. 0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b,
  4860. 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd,
  4861. 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000,
  4862. 0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025,
  4863. 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008,
  4864. 0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff,
  4865. 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008,
  4866. 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021,
  4867. 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f,
  4868. 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600,
  4869. 0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40,
  4870. 0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000,
  4871. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  4872. 0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44,
  4873. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003,
  4874. 0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001,
  4875. 0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  4876. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c,
  4877. 0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008,
  4878. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  4879. 0x00000000, 0x00000000, 0x00000000,
  4880. };
  4881. static u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = {
  4882. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4883. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000,
  4884. 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  4885. 0x00000000, 0x00000000, 0x00000000,
  4886. };
  4887. static u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = {
  4888. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000,
  4889. 0x00000000, 0x00000000, 0x00000000,
  4890. };
  4891. /* tp->lock is held. */
  4892. static int tg3_load_tso_firmware(struct tg3 *tp)
  4893. {
  4894. struct fw_info info;
  4895. unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
  4896. int err, i;
  4897. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4898. return 0;
  4899. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  4900. info.text_base = TG3_TSO5_FW_TEXT_ADDR;
  4901. info.text_len = TG3_TSO5_FW_TEXT_LEN;
  4902. info.text_data = &tg3Tso5FwText[0];
  4903. info.rodata_base = TG3_TSO5_FW_RODATA_ADDR;
  4904. info.rodata_len = TG3_TSO5_FW_RODATA_LEN;
  4905. info.rodata_data = &tg3Tso5FwRodata[0];
  4906. info.data_base = TG3_TSO5_FW_DATA_ADDR;
  4907. info.data_len = TG3_TSO5_FW_DATA_LEN;
  4908. info.data_data = &tg3Tso5FwData[0];
  4909. cpu_base = RX_CPU_BASE;
  4910. cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705;
  4911. cpu_scratch_size = (info.text_len +
  4912. info.rodata_len +
  4913. info.data_len +
  4914. TG3_TSO5_FW_SBSS_LEN +
  4915. TG3_TSO5_FW_BSS_LEN);
  4916. } else {
  4917. info.text_base = TG3_TSO_FW_TEXT_ADDR;
  4918. info.text_len = TG3_TSO_FW_TEXT_LEN;
  4919. info.text_data = &tg3TsoFwText[0];
  4920. info.rodata_base = TG3_TSO_FW_RODATA_ADDR;
  4921. info.rodata_len = TG3_TSO_FW_RODATA_LEN;
  4922. info.rodata_data = &tg3TsoFwRodata[0];
  4923. info.data_base = TG3_TSO_FW_DATA_ADDR;
  4924. info.data_len = TG3_TSO_FW_DATA_LEN;
  4925. info.data_data = &tg3TsoFwData[0];
  4926. cpu_base = TX_CPU_BASE;
  4927. cpu_scratch_base = TX_CPU_SCRATCH_BASE;
  4928. cpu_scratch_size = TX_CPU_SCRATCH_SIZE;
  4929. }
  4930. err = tg3_load_firmware_cpu(tp, cpu_base,
  4931. cpu_scratch_base, cpu_scratch_size,
  4932. &info);
  4933. if (err)
  4934. return err;
  4935. /* Now startup the cpu. */
  4936. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4937. tw32_f(cpu_base + CPU_PC, info.text_base);
  4938. for (i = 0; i < 5; i++) {
  4939. if (tr32(cpu_base + CPU_PC) == info.text_base)
  4940. break;
  4941. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4942. tw32(cpu_base + CPU_MODE, CPU_MODE_HALT);
  4943. tw32_f(cpu_base + CPU_PC, info.text_base);
  4944. udelay(1000);
  4945. }
  4946. if (i >= 5) {
  4947. printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s "
  4948. "to set CPU PC, is %08x should be %08x\n",
  4949. tp->dev->name, tr32(cpu_base + CPU_PC),
  4950. info.text_base);
  4951. return -ENODEV;
  4952. }
  4953. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4954. tw32_f(cpu_base + CPU_MODE, 0x00000000);
  4955. return 0;
  4956. }
  4957. #endif /* TG3_TSO_SUPPORT != 0 */
  4958. /* tp->lock is held. */
  4959. static void __tg3_set_mac_addr(struct tg3 *tp)
  4960. {
  4961. u32 addr_high, addr_low;
  4962. int i;
  4963. addr_high = ((tp->dev->dev_addr[0] << 8) |
  4964. tp->dev->dev_addr[1]);
  4965. addr_low = ((tp->dev->dev_addr[2] << 24) |
  4966. (tp->dev->dev_addr[3] << 16) |
  4967. (tp->dev->dev_addr[4] << 8) |
  4968. (tp->dev->dev_addr[5] << 0));
  4969. for (i = 0; i < 4; i++) {
  4970. tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
  4971. tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
  4972. }
  4973. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  4974. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  4975. for (i = 0; i < 12; i++) {
  4976. tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
  4977. tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
  4978. }
  4979. }
  4980. addr_high = (tp->dev->dev_addr[0] +
  4981. tp->dev->dev_addr[1] +
  4982. tp->dev->dev_addr[2] +
  4983. tp->dev->dev_addr[3] +
  4984. tp->dev->dev_addr[4] +
  4985. tp->dev->dev_addr[5]) &
  4986. TX_BACKOFF_SEED_MASK;
  4987. tw32(MAC_TX_BACKOFF_SEED, addr_high);
  4988. }
  4989. static int tg3_set_mac_addr(struct net_device *dev, void *p)
  4990. {
  4991. struct tg3 *tp = netdev_priv(dev);
  4992. struct sockaddr *addr = p;
  4993. if (!is_valid_ether_addr(addr->sa_data))
  4994. return -EINVAL;
  4995. memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
  4996. if (!netif_running(dev))
  4997. return 0;
  4998. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  4999. /* Reset chip so that ASF can re-init any MAC addresses it
  5000. * needs.
  5001. */
  5002. tg3_netif_stop(tp);
  5003. tg3_full_lock(tp, 1);
  5004. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5005. tg3_init_hw(tp, 0);
  5006. tg3_netif_start(tp);
  5007. tg3_full_unlock(tp);
  5008. } else {
  5009. spin_lock_bh(&tp->lock);
  5010. __tg3_set_mac_addr(tp);
  5011. spin_unlock_bh(&tp->lock);
  5012. }
  5013. return 0;
  5014. }
  5015. /* tp->lock is held. */
  5016. static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr,
  5017. dma_addr_t mapping, u32 maxlen_flags,
  5018. u32 nic_addr)
  5019. {
  5020. tg3_write_mem(tp,
  5021. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5022. ((u64) mapping >> 32));
  5023. tg3_write_mem(tp,
  5024. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
  5025. ((u64) mapping & 0xffffffff));
  5026. tg3_write_mem(tp,
  5027. (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS),
  5028. maxlen_flags);
  5029. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  5030. tg3_write_mem(tp,
  5031. (bdinfo_addr + TG3_BDINFO_NIC_ADDR),
  5032. nic_addr);
  5033. }
  5034. static void __tg3_set_rx_mode(struct net_device *);
  5035. static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
  5036. {
  5037. tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs);
  5038. tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs);
  5039. tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames);
  5040. tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames);
  5041. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  5042. tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq);
  5043. tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq);
  5044. }
  5045. tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq);
  5046. tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq);
  5047. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  5048. u32 val = ec->stats_block_coalesce_usecs;
  5049. if (!netif_carrier_ok(tp->dev))
  5050. val = 0;
  5051. tw32(HOSTCC_STAT_COAL_TICKS, val);
  5052. }
  5053. }
  5054. /* tp->lock is held. */
  5055. static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
  5056. {
  5057. u32 val, rdmac_mode;
  5058. int i, err, limit;
  5059. tg3_disable_ints(tp);
  5060. tg3_stop_fw(tp);
  5061. tg3_write_sig_pre_reset(tp, RESET_KIND_INIT);
  5062. if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
  5063. tg3_abort_hw(tp, 1);
  5064. }
  5065. if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) && reset_phy)
  5066. tg3_phy_reset(tp);
  5067. err = tg3_chip_reset(tp);
  5068. if (err)
  5069. return err;
  5070. tg3_write_sig_legacy(tp, RESET_KIND_INIT);
  5071. /* This works around an issue with Athlon chipsets on
  5072. * B3 tigon3 silicon. This bit has no effect on any
  5073. * other revision. But do not set this on PCI Express
  5074. * chips.
  5075. */
  5076. if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  5077. tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
  5078. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  5079. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  5080. (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  5081. val = tr32(TG3PCI_PCISTATE);
  5082. val |= PCISTATE_RETRY_SAME_DMA;
  5083. tw32(TG3PCI_PCISTATE, val);
  5084. }
  5085. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) {
  5086. /* Enable some hw fixes. */
  5087. val = tr32(TG3PCI_MSI_DATA);
  5088. val |= (1 << 26) | (1 << 28) | (1 << 29);
  5089. tw32(TG3PCI_MSI_DATA, val);
  5090. }
  5091. /* Descriptor ring init may make accesses to the
  5092. * NIC SRAM area to setup the TX descriptors, so we
  5093. * can only do this after the hardware has been
  5094. * successfully reset.
  5095. */
  5096. tg3_init_rings(tp);
  5097. /* This value is determined during the probe time DMA
  5098. * engine test, tg3_test_dma.
  5099. */
  5100. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  5101. tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
  5102. GRC_MODE_4X_NIC_SEND_RINGS |
  5103. GRC_MODE_NO_TX_PHDR_CSUM |
  5104. GRC_MODE_NO_RX_PHDR_CSUM);
  5105. tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
  5106. /* Pseudo-header checksum is done by hardware logic and not
  5107. * the offload processers, so make the chip do the pseudo-
  5108. * header checksums on receive. For transmit it is more
  5109. * convenient to do the pseudo-header checksum in software
  5110. * as Linux does that on transmit for us in all cases.
  5111. */
  5112. tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
  5113. tw32(GRC_MODE,
  5114. tp->grc_mode |
  5115. (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));
  5116. /* Setup the timer prescalar register. Clock is always 66Mhz. */
  5117. val = tr32(GRC_MISC_CFG);
  5118. val &= ~0xff;
  5119. val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT);
  5120. tw32(GRC_MISC_CFG, val);
  5121. /* Initialize MBUF/DESC pool. */
  5122. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
  5123. /* Do nothing. */
  5124. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
  5125. tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
  5126. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  5127. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
  5128. else
  5129. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
  5130. tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
  5131. tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
  5132. }
  5133. #if TG3_TSO_SUPPORT != 0
  5134. else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  5135. int fw_len;
  5136. fw_len = (TG3_TSO5_FW_TEXT_LEN +
  5137. TG3_TSO5_FW_RODATA_LEN +
  5138. TG3_TSO5_FW_DATA_LEN +
  5139. TG3_TSO5_FW_SBSS_LEN +
  5140. TG3_TSO5_FW_BSS_LEN);
  5141. fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1);
  5142. tw32(BUFMGR_MB_POOL_ADDR,
  5143. NIC_SRAM_MBUF_POOL_BASE5705 + fw_len);
  5144. tw32(BUFMGR_MB_POOL_SIZE,
  5145. NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
  5146. }
  5147. #endif
  5148. if (tp->dev->mtu <= ETH_DATA_LEN) {
  5149. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  5150. tp->bufmgr_config.mbuf_read_dma_low_water);
  5151. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  5152. tp->bufmgr_config.mbuf_mac_rx_low_water);
  5153. tw32(BUFMGR_MB_HIGH_WATER,
  5154. tp->bufmgr_config.mbuf_high_water);
  5155. } else {
  5156. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  5157. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
  5158. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  5159. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
  5160. tw32(BUFMGR_MB_HIGH_WATER,
  5161. tp->bufmgr_config.mbuf_high_water_jumbo);
  5162. }
  5163. tw32(BUFMGR_DMA_LOW_WATER,
  5164. tp->bufmgr_config.dma_low_water);
  5165. tw32(BUFMGR_DMA_HIGH_WATER,
  5166. tp->bufmgr_config.dma_high_water);
  5167. tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
  5168. for (i = 0; i < 2000; i++) {
  5169. if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
  5170. break;
  5171. udelay(10);
  5172. }
  5173. if (i >= 2000) {
  5174. printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n",
  5175. tp->dev->name);
  5176. return -ENODEV;
  5177. }
  5178. /* Setup replenish threshold. */
  5179. val = tp->rx_pending / 8;
  5180. if (val == 0)
  5181. val = 1;
  5182. else if (val > tp->rx_std_max_post)
  5183. val = tp->rx_std_max_post;
  5184. tw32(RCVBDI_STD_THRESH, val);
  5185. /* Initialize TG3_BDINFO's at:
  5186. * RCVDBDI_STD_BD: standard eth size rx ring
  5187. * RCVDBDI_JUMBO_BD: jumbo frame rx ring
  5188. * RCVDBDI_MINI_BD: small frame rx ring (??? does not work)
  5189. *
  5190. * like so:
  5191. * TG3_BDINFO_HOST_ADDR: high/low parts of DMA address of ring
  5192. * TG3_BDINFO_MAXLEN_FLAGS: (rx max buffer size << 16) |
  5193. * ring attribute flags
  5194. * TG3_BDINFO_NIC_ADDR: location of descriptors in nic SRAM
  5195. *
  5196. * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
  5197. * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
  5198. *
  5199. * The size of each ring is fixed in the firmware, but the location is
  5200. * configurable.
  5201. */
  5202. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  5203. ((u64) tp->rx_std_mapping >> 32));
  5204. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  5205. ((u64) tp->rx_std_mapping & 0xffffffff));
  5206. tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
  5207. NIC_SRAM_RX_BUFFER_DESC);
  5208. /* Don't even try to program the JUMBO/MINI buffer descriptor
  5209. * configs on 5705.
  5210. */
  5211. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  5212. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  5213. RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
  5214. } else {
  5215. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  5216. RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  5217. tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,
  5218. BDINFO_FLAGS_DISABLED);
  5219. /* Setup replenish threshold. */
  5220. tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8);
  5221. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  5222. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  5223. ((u64) tp->rx_jumbo_mapping >> 32));
  5224. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  5225. ((u64) tp->rx_jumbo_mapping & 0xffffffff));
  5226. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  5227. RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  5228. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
  5229. NIC_SRAM_RX_JUMBO_BUFFER_DESC);
  5230. } else {
  5231. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  5232. BDINFO_FLAGS_DISABLED);
  5233. }
  5234. }
  5235. /* There is only one send ring on 5705/5750, no need to explicitly
  5236. * disable the others.
  5237. */
  5238. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  5239. /* Clear out send RCB ring in SRAM. */
  5240. for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
  5241. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  5242. BDINFO_FLAGS_DISABLED);
  5243. }
  5244. tp->tx_prod = 0;
  5245. tp->tx_cons = 0;
  5246. tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  5247. tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  5248. tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
  5249. tp->tx_desc_mapping,
  5250. (TG3_TX_RING_SIZE <<
  5251. BDINFO_FLAGS_MAXLEN_SHIFT),
  5252. NIC_SRAM_TX_BUFFER_DESC);
  5253. /* There is only one receive return ring on 5705/5750, no need
  5254. * to explicitly disable the others.
  5255. */
  5256. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  5257. for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK;
  5258. i += TG3_BDINFO_SIZE) {
  5259. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  5260. BDINFO_FLAGS_DISABLED);
  5261. }
  5262. }
  5263. tp->rx_rcb_ptr = 0;
  5264. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
  5265. tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
  5266. tp->rx_rcb_mapping,
  5267. (TG3_RX_RCB_RING_SIZE(tp) <<
  5268. BDINFO_FLAGS_MAXLEN_SHIFT),
  5269. 0);
  5270. tp->rx_std_ptr = tp->rx_pending;
  5271. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  5272. tp->rx_std_ptr);
  5273. tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
  5274. tp->rx_jumbo_pending : 0;
  5275. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  5276. tp->rx_jumbo_ptr);
  5277. /* Initialize MAC address and backoff seed. */
  5278. __tg3_set_mac_addr(tp);
  5279. /* MTU + ethernet header + FCS + optional VLAN tag */
  5280. tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
  5281. /* The slot time is changed by tg3_setup_phy if we
  5282. * run at gigabit with half duplex.
  5283. */
  5284. tw32(MAC_TX_LENGTHS,
  5285. (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  5286. (6 << TX_LENGTHS_IPG_SHIFT) |
  5287. (32 << TX_LENGTHS_SLOT_TIME_SHIFT));
  5288. /* Receive rules. */
  5289. tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS);
  5290. tw32(RCVLPC_CONFIG, 0x0181);
  5291. /* Calculate RDMAC_MODE setting early, we need it to determine
  5292. * the RCVLPC_STATE_ENABLE mask.
  5293. */
  5294. rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
  5295. RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
  5296. RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
  5297. RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
  5298. RDMAC_MODE_LNGREAD_ENAB);
  5299. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  5300. rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
  5301. /* If statement applies to 5705 and 5750 PCI devices only */
  5302. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  5303. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  5304. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) {
  5305. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE &&
  5306. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  5307. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  5308. rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128;
  5309. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  5310. !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
  5311. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  5312. }
  5313. }
  5314. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
  5315. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  5316. #if TG3_TSO_SUPPORT != 0
  5317. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  5318. rdmac_mode |= (1 << 27);
  5319. #endif
  5320. /* Receive/send statistics. */
  5321. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
  5322. val = tr32(RCVLPC_STATS_ENABLE);
  5323. val &= ~RCVLPC_STATSENAB_DACK_FIX;
  5324. tw32(RCVLPC_STATS_ENABLE, val);
  5325. } else if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) &&
  5326. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  5327. val = tr32(RCVLPC_STATS_ENABLE);
  5328. val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX;
  5329. tw32(RCVLPC_STATS_ENABLE, val);
  5330. } else {
  5331. tw32(RCVLPC_STATS_ENABLE, 0xffffff);
  5332. }
  5333. tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE);
  5334. tw32(SNDDATAI_STATSENAB, 0xffffff);
  5335. tw32(SNDDATAI_STATSCTRL,
  5336. (SNDDATAI_SCTRL_ENABLE |
  5337. SNDDATAI_SCTRL_FASTUPD));
  5338. /* Setup host coalescing engine. */
  5339. tw32(HOSTCC_MODE, 0);
  5340. for (i = 0; i < 2000; i++) {
  5341. if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
  5342. break;
  5343. udelay(10);
  5344. }
  5345. __tg3_set_coalesce(tp, &tp->coal);
  5346. /* set status block DMA address */
  5347. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  5348. ((u64) tp->status_mapping >> 32));
  5349. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  5350. ((u64) tp->status_mapping & 0xffffffff));
  5351. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  5352. /* Status/statistics block address. See tg3_timer,
  5353. * the tg3_periodic_fetch_stats call there, and
  5354. * tg3_get_stats to see how this works for 5705/5750 chips.
  5355. */
  5356. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  5357. ((u64) tp->stats_mapping >> 32));
  5358. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  5359. ((u64) tp->stats_mapping & 0xffffffff));
  5360. tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK);
  5361. tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK);
  5362. }
  5363. tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode);
  5364. tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE);
  5365. tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE);
  5366. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  5367. tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE);
  5368. /* Clear statistics/status block in chip, and status block in ram. */
  5369. for (i = NIC_SRAM_STATS_BLK;
  5370. i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
  5371. i += sizeof(u32)) {
  5372. tg3_write_mem(tp, i, 0);
  5373. udelay(40);
  5374. }
  5375. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  5376. if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  5377. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  5378. /* reset to prevent losing 1st rx packet intermittently */
  5379. tw32_f(MAC_RX_MODE, RX_MODE_RESET);
  5380. udelay(10);
  5381. }
  5382. tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
  5383. MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
  5384. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);
  5385. udelay(40);
  5386. /* tp->grc_local_ctrl is partially set up during tg3_get_invariants().
  5387. * If TG3_FLAG_EEPROM_WRITE_PROT is set, we should read the
  5388. * register to preserve the GPIO settings for LOMs. The GPIOs,
  5389. * whether used as inputs or outputs, are set by boot code after
  5390. * reset.
  5391. */
  5392. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  5393. u32 gpio_mask;
  5394. gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 |
  5395. GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2;
  5396. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  5397. gpio_mask |= GRC_LCLCTRL_GPIO_OE3 |
  5398. GRC_LCLCTRL_GPIO_OUTPUT3;
  5399. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
  5400. gpio_mask |= GRC_LCLCTRL_GPIO_UART_SEL;
  5401. tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
  5402. /* GPIO1 must be driven high for eeprom write protect */
  5403. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  5404. GRC_LCLCTRL_GPIO_OUTPUT1);
  5405. }
  5406. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  5407. udelay(100);
  5408. tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
  5409. tp->last_tag = 0;
  5410. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  5411. tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
  5412. udelay(40);
  5413. }
  5414. val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
  5415. WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
  5416. WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
  5417. WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
  5418. WDMAC_MODE_LNGREAD_ENAB);
  5419. /* If statement applies to 5705 and 5750 PCI devices only */
  5420. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  5421. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  5422. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  5423. if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) &&
  5424. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  5425. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  5426. /* nothing */
  5427. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  5428. !(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  5429. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  5430. val |= WDMAC_MODE_RX_ACCEL;
  5431. }
  5432. }
  5433. /* Enable host coalescing bug fix */
  5434. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) ||
  5435. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787))
  5436. val |= (1 << 29);
  5437. tw32_f(WDMAC_MODE, val);
  5438. udelay(40);
  5439. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) {
  5440. val = tr32(TG3PCI_X_CAPS);
  5441. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
  5442. val &= ~PCIX_CAPS_BURST_MASK;
  5443. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  5444. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  5445. val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
  5446. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  5447. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  5448. val |= (tp->split_mode_max_reqs <<
  5449. PCIX_CAPS_SPLIT_SHIFT);
  5450. }
  5451. tw32(TG3PCI_X_CAPS, val);
  5452. }
  5453. tw32_f(RDMAC_MODE, rdmac_mode);
  5454. udelay(40);
  5455. tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE);
  5456. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  5457. tw32(MBFREE_MODE, MBFREE_MODE_ENABLE);
  5458. tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
  5459. tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE);
  5460. tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
  5461. tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
  5462. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
  5463. #if TG3_TSO_SUPPORT != 0
  5464. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  5465. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
  5466. #endif
  5467. tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
  5468. tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
  5469. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
  5470. err = tg3_load_5701_a0_firmware_fix(tp);
  5471. if (err)
  5472. return err;
  5473. }
  5474. #if TG3_TSO_SUPPORT != 0
  5475. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  5476. err = tg3_load_tso_firmware(tp);
  5477. if (err)
  5478. return err;
  5479. }
  5480. #endif
  5481. tp->tx_mode = TX_MODE_ENABLE;
  5482. tw32_f(MAC_TX_MODE, tp->tx_mode);
  5483. udelay(100);
  5484. tp->rx_mode = RX_MODE_ENABLE;
  5485. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
  5486. tp->rx_mode |= RX_MODE_IPV6_CSUM_ENABLE;
  5487. tw32_f(MAC_RX_MODE, tp->rx_mode);
  5488. udelay(10);
  5489. if (tp->link_config.phy_is_low_power) {
  5490. tp->link_config.phy_is_low_power = 0;
  5491. tp->link_config.speed = tp->link_config.orig_speed;
  5492. tp->link_config.duplex = tp->link_config.orig_duplex;
  5493. tp->link_config.autoneg = tp->link_config.orig_autoneg;
  5494. }
  5495. tp->mi_mode = MAC_MI_MODE_BASE;
  5496. tw32_f(MAC_MI_MODE, tp->mi_mode);
  5497. udelay(80);
  5498. tw32(MAC_LED_CTRL, tp->led_ctrl);
  5499. tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
  5500. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  5501. tw32_f(MAC_RX_MODE, RX_MODE_RESET);
  5502. udelay(10);
  5503. }
  5504. tw32_f(MAC_RX_MODE, tp->rx_mode);
  5505. udelay(10);
  5506. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  5507. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) &&
  5508. !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) {
  5509. /* Set drive transmission level to 1.2V */
  5510. /* only if the signal pre-emphasis bit is not set */
  5511. val = tr32(MAC_SERDES_CFG);
  5512. val &= 0xfffff000;
  5513. val |= 0x880;
  5514. tw32(MAC_SERDES_CFG, val);
  5515. }
  5516. if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
  5517. tw32(MAC_SERDES_CFG, 0x616000);
  5518. }
  5519. /* Prevent chip from dropping frames when flow control
  5520. * is enabled.
  5521. */
  5522. tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
  5523. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  5524. (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  5525. /* Use hardware link auto-negotiation */
  5526. tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG;
  5527. }
  5528. if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) &&
  5529. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) {
  5530. u32 tmp;
  5531. tmp = tr32(SERDES_RX_CTRL);
  5532. tw32(SERDES_RX_CTRL, tmp | SERDES_RX_SIG_DETECT);
  5533. tp->grc_local_ctrl &= ~GRC_LCLCTRL_USE_EXT_SIG_DETECT;
  5534. tp->grc_local_ctrl |= GRC_LCLCTRL_USE_SIG_DETECT;
  5535. tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  5536. }
  5537. err = tg3_setup_phy(tp, reset_phy);
  5538. if (err)
  5539. return err;
  5540. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  5541. u32 tmp;
  5542. /* Clear CRC stats. */
  5543. if (!tg3_readphy(tp, 0x1e, &tmp)) {
  5544. tg3_writephy(tp, 0x1e, tmp | 0x8000);
  5545. tg3_readphy(tp, 0x14, &tmp);
  5546. }
  5547. }
  5548. __tg3_set_rx_mode(tp->dev);
  5549. /* Initialize receive rules. */
  5550. tw32(MAC_RCV_RULE_0, 0xc2000000 & RCV_RULE_DISABLE_MASK);
  5551. tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
  5552. tw32(MAC_RCV_RULE_1, 0x86000004 & RCV_RULE_DISABLE_MASK);
  5553. tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);
  5554. if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
  5555. !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
  5556. limit = 8;
  5557. else
  5558. limit = 16;
  5559. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
  5560. limit -= 4;
  5561. switch (limit) {
  5562. case 16:
  5563. tw32(MAC_RCV_RULE_15, 0); tw32(MAC_RCV_VALUE_15, 0);
  5564. case 15:
  5565. tw32(MAC_RCV_RULE_14, 0); tw32(MAC_RCV_VALUE_14, 0);
  5566. case 14:
  5567. tw32(MAC_RCV_RULE_13, 0); tw32(MAC_RCV_VALUE_13, 0);
  5568. case 13:
  5569. tw32(MAC_RCV_RULE_12, 0); tw32(MAC_RCV_VALUE_12, 0);
  5570. case 12:
  5571. tw32(MAC_RCV_RULE_11, 0); tw32(MAC_RCV_VALUE_11, 0);
  5572. case 11:
  5573. tw32(MAC_RCV_RULE_10, 0); tw32(MAC_RCV_VALUE_10, 0);
  5574. case 10:
  5575. tw32(MAC_RCV_RULE_9, 0); tw32(MAC_RCV_VALUE_9, 0);
  5576. case 9:
  5577. tw32(MAC_RCV_RULE_8, 0); tw32(MAC_RCV_VALUE_8, 0);
  5578. case 8:
  5579. tw32(MAC_RCV_RULE_7, 0); tw32(MAC_RCV_VALUE_7, 0);
  5580. case 7:
  5581. tw32(MAC_RCV_RULE_6, 0); tw32(MAC_RCV_VALUE_6, 0);
  5582. case 6:
  5583. tw32(MAC_RCV_RULE_5, 0); tw32(MAC_RCV_VALUE_5, 0);
  5584. case 5:
  5585. tw32(MAC_RCV_RULE_4, 0); tw32(MAC_RCV_VALUE_4, 0);
  5586. case 4:
  5587. /* tw32(MAC_RCV_RULE_3, 0); tw32(MAC_RCV_VALUE_3, 0); */
  5588. case 3:
  5589. /* tw32(MAC_RCV_RULE_2, 0); tw32(MAC_RCV_VALUE_2, 0); */
  5590. case 2:
  5591. case 1:
  5592. default:
  5593. break;
  5594. };
  5595. tg3_write_sig_post_reset(tp, RESET_KIND_INIT);
  5596. return 0;
  5597. }
  5598. /* Called at device open time to get the chip ready for
  5599. * packet processing. Invoked with tp->lock held.
  5600. */
  5601. static int tg3_init_hw(struct tg3 *tp, int reset_phy)
  5602. {
  5603. int err;
  5604. /* Force the chip into D0. */
  5605. err = tg3_set_power_state(tp, PCI_D0);
  5606. if (err)
  5607. goto out;
  5608. tg3_switch_clocks(tp);
  5609. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  5610. err = tg3_reset_hw(tp, reset_phy);
  5611. out:
  5612. return err;
  5613. }
  5614. #define TG3_STAT_ADD32(PSTAT, REG) \
  5615. do { u32 __val = tr32(REG); \
  5616. (PSTAT)->low += __val; \
  5617. if ((PSTAT)->low < __val) \
  5618. (PSTAT)->high += 1; \
  5619. } while (0)
  5620. static void tg3_periodic_fetch_stats(struct tg3 *tp)
  5621. {
  5622. struct tg3_hw_stats *sp = tp->hw_stats;
  5623. if (!netif_carrier_ok(tp->dev))
  5624. return;
  5625. TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS);
  5626. TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS);
  5627. TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT);
  5628. TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT);
  5629. TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS);
  5630. TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS);
  5631. TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS);
  5632. TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED);
  5633. TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL);
  5634. TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL);
  5635. TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST);
  5636. TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST);
  5637. TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST);
  5638. TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS);
  5639. TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS);
  5640. TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST);
  5641. TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST);
  5642. TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST);
  5643. TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS);
  5644. TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS);
  5645. TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD);
  5646. TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD);
  5647. TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD);
  5648. TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED);
  5649. TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG);
  5650. TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS);
  5651. TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE);
  5652. TG3_STAT_ADD32(&sp->rxbds_empty, RCVLPC_NO_RCV_BD_CNT);
  5653. TG3_STAT_ADD32(&sp->rx_discards, RCVLPC_IN_DISCARDS_CNT);
  5654. TG3_STAT_ADD32(&sp->rx_errors, RCVLPC_IN_ERRORS_CNT);
  5655. }
  5656. static void tg3_timer(unsigned long __opaque)
  5657. {
  5658. struct tg3 *tp = (struct tg3 *) __opaque;
  5659. if (tp->irq_sync)
  5660. goto restart_timer;
  5661. spin_lock(&tp->lock);
  5662. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5663. /* All of this garbage is because when using non-tagged
  5664. * IRQ status the mailbox/status_block protocol the chip
  5665. * uses with the cpu is race prone.
  5666. */
  5667. if (tp->hw_status->status & SD_STATUS_UPDATED) {
  5668. tw32(GRC_LOCAL_CTRL,
  5669. tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
  5670. } else {
  5671. tw32(HOSTCC_MODE, tp->coalesce_mode |
  5672. (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
  5673. }
  5674. if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  5675. tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER;
  5676. spin_unlock(&tp->lock);
  5677. schedule_work(&tp->reset_task);
  5678. return;
  5679. }
  5680. }
  5681. /* This part only runs once per second. */
  5682. if (!--tp->timer_counter) {
  5683. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  5684. tg3_periodic_fetch_stats(tp);
  5685. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  5686. u32 mac_stat;
  5687. int phy_event;
  5688. mac_stat = tr32(MAC_STATUS);
  5689. phy_event = 0;
  5690. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) {
  5691. if (mac_stat & MAC_STATUS_MI_INTERRUPT)
  5692. phy_event = 1;
  5693. } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)
  5694. phy_event = 1;
  5695. if (phy_event)
  5696. tg3_setup_phy(tp, 0);
  5697. } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) {
  5698. u32 mac_stat = tr32(MAC_STATUS);
  5699. int need_setup = 0;
  5700. if (netif_carrier_ok(tp->dev) &&
  5701. (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) {
  5702. need_setup = 1;
  5703. }
  5704. if (! netif_carrier_ok(tp->dev) &&
  5705. (mac_stat & (MAC_STATUS_PCS_SYNCED |
  5706. MAC_STATUS_SIGNAL_DET))) {
  5707. need_setup = 1;
  5708. }
  5709. if (need_setup) {
  5710. tw32_f(MAC_MODE,
  5711. (tp->mac_mode &
  5712. ~MAC_MODE_PORT_MODE_MASK));
  5713. udelay(40);
  5714. tw32_f(MAC_MODE, tp->mac_mode);
  5715. udelay(40);
  5716. tg3_setup_phy(tp, 0);
  5717. }
  5718. } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
  5719. tg3_serdes_parallel_detect(tp);
  5720. tp->timer_counter = tp->timer_multiplier;
  5721. }
  5722. /* Heartbeat is only sent once every 2 seconds. */
  5723. if (!--tp->asf_counter) {
  5724. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  5725. u32 val;
  5726. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX,
  5727. FWCMD_NICDRV_ALIVE2);
  5728. tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
  5729. /* 5 seconds timeout */
  5730. tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 5);
  5731. val = tr32(GRC_RX_CPU_EVENT);
  5732. val |= (1 << 14);
  5733. tw32(GRC_RX_CPU_EVENT, val);
  5734. }
  5735. tp->asf_counter = tp->asf_multiplier;
  5736. }
  5737. spin_unlock(&tp->lock);
  5738. restart_timer:
  5739. tp->timer.expires = jiffies + tp->timer_offset;
  5740. add_timer(&tp->timer);
  5741. }
  5742. static int tg3_request_irq(struct tg3 *tp)
  5743. {
  5744. irqreturn_t (*fn)(int, void *, struct pt_regs *);
  5745. unsigned long flags;
  5746. struct net_device *dev = tp->dev;
  5747. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5748. fn = tg3_msi;
  5749. if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI)
  5750. fn = tg3_msi_1shot;
  5751. flags = IRQF_SAMPLE_RANDOM;
  5752. } else {
  5753. fn = tg3_interrupt;
  5754. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5755. fn = tg3_interrupt_tagged;
  5756. flags = IRQF_SHARED | IRQF_SAMPLE_RANDOM;
  5757. }
  5758. return (request_irq(tp->pdev->irq, fn, flags, dev->name, dev));
  5759. }
  5760. static int tg3_test_interrupt(struct tg3 *tp)
  5761. {
  5762. struct net_device *dev = tp->dev;
  5763. int err, i;
  5764. u32 int_mbox = 0;
  5765. if (!netif_running(dev))
  5766. return -ENODEV;
  5767. tg3_disable_ints(tp);
  5768. free_irq(tp->pdev->irq, dev);
  5769. err = request_irq(tp->pdev->irq, tg3_test_isr,
  5770. IRQF_SHARED | IRQF_SAMPLE_RANDOM, dev->name, dev);
  5771. if (err)
  5772. return err;
  5773. tp->hw_status->status &= ~SD_STATUS_UPDATED;
  5774. tg3_enable_ints(tp);
  5775. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  5776. HOSTCC_MODE_NOW);
  5777. for (i = 0; i < 5; i++) {
  5778. int_mbox = tr32_mailbox(MAILBOX_INTERRUPT_0 +
  5779. TG3_64BIT_REG_LOW);
  5780. if (int_mbox != 0)
  5781. break;
  5782. msleep(10);
  5783. }
  5784. tg3_disable_ints(tp);
  5785. free_irq(tp->pdev->irq, dev);
  5786. err = tg3_request_irq(tp);
  5787. if (err)
  5788. return err;
  5789. if (int_mbox != 0)
  5790. return 0;
  5791. return -EIO;
  5792. }
  5793. /* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is
  5794. * successfully restored
  5795. */
  5796. static int tg3_test_msi(struct tg3 *tp)
  5797. {
  5798. struct net_device *dev = tp->dev;
  5799. int err;
  5800. u16 pci_cmd;
  5801. if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI))
  5802. return 0;
  5803. /* Turn off SERR reporting in case MSI terminates with Master
  5804. * Abort.
  5805. */
  5806. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  5807. pci_write_config_word(tp->pdev, PCI_COMMAND,
  5808. pci_cmd & ~PCI_COMMAND_SERR);
  5809. err = tg3_test_interrupt(tp);
  5810. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  5811. if (!err)
  5812. return 0;
  5813. /* other failures */
  5814. if (err != -EIO)
  5815. return err;
  5816. /* MSI test failed, go back to INTx mode */
  5817. printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
  5818. "switching to INTx mode. Please report this failure to "
  5819. "the PCI maintainer and include system chipset information.\n",
  5820. tp->dev->name);
  5821. free_irq(tp->pdev->irq, dev);
  5822. pci_disable_msi(tp->pdev);
  5823. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5824. err = tg3_request_irq(tp);
  5825. if (err)
  5826. return err;
  5827. /* Need to reset the chip because the MSI cycle may have terminated
  5828. * with Master Abort.
  5829. */
  5830. tg3_full_lock(tp, 1);
  5831. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5832. err = tg3_init_hw(tp, 1);
  5833. tg3_full_unlock(tp);
  5834. if (err)
  5835. free_irq(tp->pdev->irq, dev);
  5836. return err;
  5837. }
  5838. static int tg3_open(struct net_device *dev)
  5839. {
  5840. struct tg3 *tp = netdev_priv(dev);
  5841. int err;
  5842. tg3_full_lock(tp, 0);
  5843. err = tg3_set_power_state(tp, PCI_D0);
  5844. if (err)
  5845. return err;
  5846. tg3_disable_ints(tp);
  5847. tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
  5848. tg3_full_unlock(tp);
  5849. /* The placement of this call is tied
  5850. * to the setup and use of Host TX descriptors.
  5851. */
  5852. err = tg3_alloc_consistent(tp);
  5853. if (err)
  5854. return err;
  5855. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  5856. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) &&
  5857. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX) &&
  5858. !((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) &&
  5859. (tp->pdev_peer == tp->pdev))) {
  5860. /* All MSI supporting chips should support tagged
  5861. * status. Assert that this is the case.
  5862. */
  5863. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5864. printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
  5865. "Not using MSI.\n", tp->dev->name);
  5866. } else if (pci_enable_msi(tp->pdev) == 0) {
  5867. u32 msi_mode;
  5868. msi_mode = tr32(MSGINT_MODE);
  5869. tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
  5870. tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
  5871. }
  5872. }
  5873. err = tg3_request_irq(tp);
  5874. if (err) {
  5875. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5876. pci_disable_msi(tp->pdev);
  5877. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5878. }
  5879. tg3_free_consistent(tp);
  5880. return err;
  5881. }
  5882. tg3_full_lock(tp, 0);
  5883. err = tg3_init_hw(tp, 1);
  5884. if (err) {
  5885. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5886. tg3_free_rings(tp);
  5887. } else {
  5888. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5889. tp->timer_offset = HZ;
  5890. else
  5891. tp->timer_offset = HZ / 10;
  5892. BUG_ON(tp->timer_offset > HZ);
  5893. tp->timer_counter = tp->timer_multiplier =
  5894. (HZ / tp->timer_offset);
  5895. tp->asf_counter = tp->asf_multiplier =
  5896. ((HZ / tp->timer_offset) * 2);
  5897. init_timer(&tp->timer);
  5898. tp->timer.expires = jiffies + tp->timer_offset;
  5899. tp->timer.data = (unsigned long) tp;
  5900. tp->timer.function = tg3_timer;
  5901. }
  5902. tg3_full_unlock(tp);
  5903. if (err) {
  5904. free_irq(tp->pdev->irq, dev);
  5905. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5906. pci_disable_msi(tp->pdev);
  5907. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5908. }
  5909. tg3_free_consistent(tp);
  5910. return err;
  5911. }
  5912. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5913. err = tg3_test_msi(tp);
  5914. if (err) {
  5915. tg3_full_lock(tp, 0);
  5916. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5917. pci_disable_msi(tp->pdev);
  5918. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5919. }
  5920. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5921. tg3_free_rings(tp);
  5922. tg3_free_consistent(tp);
  5923. tg3_full_unlock(tp);
  5924. return err;
  5925. }
  5926. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5927. if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI) {
  5928. u32 val = tr32(0x7c04);
  5929. tw32(0x7c04, val | (1 << 29));
  5930. }
  5931. }
  5932. }
  5933. tg3_full_lock(tp, 0);
  5934. add_timer(&tp->timer);
  5935. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  5936. tg3_enable_ints(tp);
  5937. tg3_full_unlock(tp);
  5938. netif_start_queue(dev);
  5939. return 0;
  5940. }
  5941. #if 0
  5942. /*static*/ void tg3_dump_state(struct tg3 *tp)
  5943. {
  5944. u32 val32, val32_2, val32_3, val32_4, val32_5;
  5945. u16 val16;
  5946. int i;
  5947. pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
  5948. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
  5949. printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n",
  5950. val16, val32);
  5951. /* MAC block */
  5952. printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n",
  5953. tr32(MAC_MODE), tr32(MAC_STATUS));
  5954. printk(" MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n",
  5955. tr32(MAC_EVENT), tr32(MAC_LED_CTRL));
  5956. printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n",
  5957. tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS));
  5958. printk(" MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n",
  5959. tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS));
  5960. /* Send data initiator control block */
  5961. printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n",
  5962. tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS));
  5963. printk(" SNDDATAI_STATSCTRL[%08x]\n",
  5964. tr32(SNDDATAI_STATSCTRL));
  5965. /* Send data completion control block */
  5966. printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE));
  5967. /* Send BD ring selector block */
  5968. printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n",
  5969. tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS));
  5970. /* Send BD initiator control block */
  5971. printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n",
  5972. tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS));
  5973. /* Send BD completion control block */
  5974. printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE));
  5975. /* Receive list placement control block */
  5976. printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n",
  5977. tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS));
  5978. printk(" RCVLPC_STATSCTRL[%08x]\n",
  5979. tr32(RCVLPC_STATSCTRL));
  5980. /* Receive data and receive BD initiator control block */
  5981. printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n",
  5982. tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS));
  5983. /* Receive data completion control block */
  5984. printk("DEBUG: RCVDCC_MODE[%08x]\n",
  5985. tr32(RCVDCC_MODE));
  5986. /* Receive BD initiator control block */
  5987. printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n",
  5988. tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS));
  5989. /* Receive BD completion control block */
  5990. printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n",
  5991. tr32(RCVCC_MODE), tr32(RCVCC_STATUS));
  5992. /* Receive list selector control block */
  5993. printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n",
  5994. tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS));
  5995. /* Mbuf cluster free block */
  5996. printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n",
  5997. tr32(MBFREE_MODE), tr32(MBFREE_STATUS));
  5998. /* Host coalescing control block */
  5999. printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n",
  6000. tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS));
  6001. printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n",
  6002. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  6003. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  6004. printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n",
  6005. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  6006. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  6007. printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n",
  6008. tr32(HOSTCC_STATS_BLK_NIC_ADDR));
  6009. printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n",
  6010. tr32(HOSTCC_STATUS_BLK_NIC_ADDR));
  6011. /* Memory arbiter control block */
  6012. printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n",
  6013. tr32(MEMARB_MODE), tr32(MEMARB_STATUS));
  6014. /* Buffer manager control block */
  6015. printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n",
  6016. tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS));
  6017. printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n",
  6018. tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE));
  6019. printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] "
  6020. "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n",
  6021. tr32(BUFMGR_DMA_DESC_POOL_ADDR),
  6022. tr32(BUFMGR_DMA_DESC_POOL_SIZE));
  6023. /* Read DMA control block */
  6024. printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n",
  6025. tr32(RDMAC_MODE), tr32(RDMAC_STATUS));
  6026. /* Write DMA control block */
  6027. printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n",
  6028. tr32(WDMAC_MODE), tr32(WDMAC_STATUS));
  6029. /* DMA completion block */
  6030. printk("DEBUG: DMAC_MODE[%08x]\n",
  6031. tr32(DMAC_MODE));
  6032. /* GRC block */
  6033. printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n",
  6034. tr32(GRC_MODE), tr32(GRC_MISC_CFG));
  6035. printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n",
  6036. tr32(GRC_LOCAL_CTRL));
  6037. /* TG3_BDINFOs */
  6038. printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n",
  6039. tr32(RCVDBDI_JUMBO_BD + 0x0),
  6040. tr32(RCVDBDI_JUMBO_BD + 0x4),
  6041. tr32(RCVDBDI_JUMBO_BD + 0x8),
  6042. tr32(RCVDBDI_JUMBO_BD + 0xc));
  6043. printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n",
  6044. tr32(RCVDBDI_STD_BD + 0x0),
  6045. tr32(RCVDBDI_STD_BD + 0x4),
  6046. tr32(RCVDBDI_STD_BD + 0x8),
  6047. tr32(RCVDBDI_STD_BD + 0xc));
  6048. printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n",
  6049. tr32(RCVDBDI_MINI_BD + 0x0),
  6050. tr32(RCVDBDI_MINI_BD + 0x4),
  6051. tr32(RCVDBDI_MINI_BD + 0x8),
  6052. tr32(RCVDBDI_MINI_BD + 0xc));
  6053. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32);
  6054. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2);
  6055. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3);
  6056. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4);
  6057. printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n",
  6058. val32, val32_2, val32_3, val32_4);
  6059. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32);
  6060. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2);
  6061. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3);
  6062. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4);
  6063. printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n",
  6064. val32, val32_2, val32_3, val32_4);
  6065. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32);
  6066. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2);
  6067. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3);
  6068. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4);
  6069. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5);
  6070. printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n",
  6071. val32, val32_2, val32_3, val32_4, val32_5);
  6072. /* SW status block */
  6073. printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
  6074. tp->hw_status->status,
  6075. tp->hw_status->status_tag,
  6076. tp->hw_status->rx_jumbo_consumer,
  6077. tp->hw_status->rx_consumer,
  6078. tp->hw_status->rx_mini_consumer,
  6079. tp->hw_status->idx[0].rx_producer,
  6080. tp->hw_status->idx[0].tx_consumer);
  6081. /* SW statistics block */
  6082. printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
  6083. ((u32 *)tp->hw_stats)[0],
  6084. ((u32 *)tp->hw_stats)[1],
  6085. ((u32 *)tp->hw_stats)[2],
  6086. ((u32 *)tp->hw_stats)[3]);
  6087. /* Mailboxes */
  6088. printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n",
  6089. tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0),
  6090. tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4),
  6091. tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0),
  6092. tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4));
  6093. /* NIC side send descriptors. */
  6094. for (i = 0; i < 6; i++) {
  6095. unsigned long txd;
  6096. txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC
  6097. + (i * sizeof(struct tg3_tx_buffer_desc));
  6098. printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n",
  6099. i,
  6100. readl(txd + 0x0), readl(txd + 0x4),
  6101. readl(txd + 0x8), readl(txd + 0xc));
  6102. }
  6103. /* NIC side RX descriptors. */
  6104. for (i = 0; i < 6; i++) {
  6105. unsigned long rxd;
  6106. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC
  6107. + (i * sizeof(struct tg3_rx_buffer_desc));
  6108. printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n",
  6109. i,
  6110. readl(rxd + 0x0), readl(rxd + 0x4),
  6111. readl(rxd + 0x8), readl(rxd + 0xc));
  6112. rxd += (4 * sizeof(u32));
  6113. printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n",
  6114. i,
  6115. readl(rxd + 0x0), readl(rxd + 0x4),
  6116. readl(rxd + 0x8), readl(rxd + 0xc));
  6117. }
  6118. for (i = 0; i < 6; i++) {
  6119. unsigned long rxd;
  6120. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC
  6121. + (i * sizeof(struct tg3_rx_buffer_desc));
  6122. printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n",
  6123. i,
  6124. readl(rxd + 0x0), readl(rxd + 0x4),
  6125. readl(rxd + 0x8), readl(rxd + 0xc));
  6126. rxd += (4 * sizeof(u32));
  6127. printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n",
  6128. i,
  6129. readl(rxd + 0x0), readl(rxd + 0x4),
  6130. readl(rxd + 0x8), readl(rxd + 0xc));
  6131. }
  6132. }
  6133. #endif
  6134. static struct net_device_stats *tg3_get_stats(struct net_device *);
  6135. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *);
  6136. static int tg3_close(struct net_device *dev)
  6137. {
  6138. struct tg3 *tp = netdev_priv(dev);
  6139. /* Calling flush_scheduled_work() may deadlock because
  6140. * linkwatch_event() may be on the workqueue and it will try to get
  6141. * the rtnl_lock which we are holding.
  6142. */
  6143. while (tp->tg3_flags & TG3_FLAG_IN_RESET_TASK)
  6144. msleep(1);
  6145. netif_stop_queue(dev);
  6146. del_timer_sync(&tp->timer);
  6147. tg3_full_lock(tp, 1);
  6148. #if 0
  6149. tg3_dump_state(tp);
  6150. #endif
  6151. tg3_disable_ints(tp);
  6152. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6153. tg3_free_rings(tp);
  6154. tp->tg3_flags &=
  6155. ~(TG3_FLAG_INIT_COMPLETE |
  6156. TG3_FLAG_GOT_SERDES_FLOWCTL);
  6157. tg3_full_unlock(tp);
  6158. free_irq(tp->pdev->irq, dev);
  6159. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  6160. pci_disable_msi(tp->pdev);
  6161. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  6162. }
  6163. memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
  6164. sizeof(tp->net_stats_prev));
  6165. memcpy(&tp->estats_prev, tg3_get_estats(tp),
  6166. sizeof(tp->estats_prev));
  6167. tg3_free_consistent(tp);
  6168. tg3_set_power_state(tp, PCI_D3hot);
  6169. netif_carrier_off(tp->dev);
  6170. return 0;
  6171. }
  6172. static inline unsigned long get_stat64(tg3_stat64_t *val)
  6173. {
  6174. unsigned long ret;
  6175. #if (BITS_PER_LONG == 32)
  6176. ret = val->low;
  6177. #else
  6178. ret = ((u64)val->high << 32) | ((u64)val->low);
  6179. #endif
  6180. return ret;
  6181. }
  6182. static unsigned long calc_crc_errors(struct tg3 *tp)
  6183. {
  6184. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  6185. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
  6186. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  6187. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
  6188. u32 val;
  6189. spin_lock_bh(&tp->lock);
  6190. if (!tg3_readphy(tp, 0x1e, &val)) {
  6191. tg3_writephy(tp, 0x1e, val | 0x8000);
  6192. tg3_readphy(tp, 0x14, &val);
  6193. } else
  6194. val = 0;
  6195. spin_unlock_bh(&tp->lock);
  6196. tp->phy_crc_errors += val;
  6197. return tp->phy_crc_errors;
  6198. }
  6199. return get_stat64(&hw_stats->rx_fcs_errors);
  6200. }
  6201. #define ESTAT_ADD(member) \
  6202. estats->member = old_estats->member + \
  6203. get_stat64(&hw_stats->member)
  6204. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
  6205. {
  6206. struct tg3_ethtool_stats *estats = &tp->estats;
  6207. struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
  6208. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  6209. if (!hw_stats)
  6210. return old_estats;
  6211. ESTAT_ADD(rx_octets);
  6212. ESTAT_ADD(rx_fragments);
  6213. ESTAT_ADD(rx_ucast_packets);
  6214. ESTAT_ADD(rx_mcast_packets);
  6215. ESTAT_ADD(rx_bcast_packets);
  6216. ESTAT_ADD(rx_fcs_errors);
  6217. ESTAT_ADD(rx_align_errors);
  6218. ESTAT_ADD(rx_xon_pause_rcvd);
  6219. ESTAT_ADD(rx_xoff_pause_rcvd);
  6220. ESTAT_ADD(rx_mac_ctrl_rcvd);
  6221. ESTAT_ADD(rx_xoff_entered);
  6222. ESTAT_ADD(rx_frame_too_long_errors);
  6223. ESTAT_ADD(rx_jabbers);
  6224. ESTAT_ADD(rx_undersize_packets);
  6225. ESTAT_ADD(rx_in_length_errors);
  6226. ESTAT_ADD(rx_out_length_errors);
  6227. ESTAT_ADD(rx_64_or_less_octet_packets);
  6228. ESTAT_ADD(rx_65_to_127_octet_packets);
  6229. ESTAT_ADD(rx_128_to_255_octet_packets);
  6230. ESTAT_ADD(rx_256_to_511_octet_packets);
  6231. ESTAT_ADD(rx_512_to_1023_octet_packets);
  6232. ESTAT_ADD(rx_1024_to_1522_octet_packets);
  6233. ESTAT_ADD(rx_1523_to_2047_octet_packets);
  6234. ESTAT_ADD(rx_2048_to_4095_octet_packets);
  6235. ESTAT_ADD(rx_4096_to_8191_octet_packets);
  6236. ESTAT_ADD(rx_8192_to_9022_octet_packets);
  6237. ESTAT_ADD(tx_octets);
  6238. ESTAT_ADD(tx_collisions);
  6239. ESTAT_ADD(tx_xon_sent);
  6240. ESTAT_ADD(tx_xoff_sent);
  6241. ESTAT_ADD(tx_flow_control);
  6242. ESTAT_ADD(tx_mac_errors);
  6243. ESTAT_ADD(tx_single_collisions);
  6244. ESTAT_ADD(tx_mult_collisions);
  6245. ESTAT_ADD(tx_deferred);
  6246. ESTAT_ADD(tx_excessive_collisions);
  6247. ESTAT_ADD(tx_late_collisions);
  6248. ESTAT_ADD(tx_collide_2times);
  6249. ESTAT_ADD(tx_collide_3times);
  6250. ESTAT_ADD(tx_collide_4times);
  6251. ESTAT_ADD(tx_collide_5times);
  6252. ESTAT_ADD(tx_collide_6times);
  6253. ESTAT_ADD(tx_collide_7times);
  6254. ESTAT_ADD(tx_collide_8times);
  6255. ESTAT_ADD(tx_collide_9times);
  6256. ESTAT_ADD(tx_collide_10times);
  6257. ESTAT_ADD(tx_collide_11times);
  6258. ESTAT_ADD(tx_collide_12times);
  6259. ESTAT_ADD(tx_collide_13times);
  6260. ESTAT_ADD(tx_collide_14times);
  6261. ESTAT_ADD(tx_collide_15times);
  6262. ESTAT_ADD(tx_ucast_packets);
  6263. ESTAT_ADD(tx_mcast_packets);
  6264. ESTAT_ADD(tx_bcast_packets);
  6265. ESTAT_ADD(tx_carrier_sense_errors);
  6266. ESTAT_ADD(tx_discards);
  6267. ESTAT_ADD(tx_errors);
  6268. ESTAT_ADD(dma_writeq_full);
  6269. ESTAT_ADD(dma_write_prioq_full);
  6270. ESTAT_ADD(rxbds_empty);
  6271. ESTAT_ADD(rx_discards);
  6272. ESTAT_ADD(rx_errors);
  6273. ESTAT_ADD(rx_threshold_hit);
  6274. ESTAT_ADD(dma_readq_full);
  6275. ESTAT_ADD(dma_read_prioq_full);
  6276. ESTAT_ADD(tx_comp_queue_full);
  6277. ESTAT_ADD(ring_set_send_prod_index);
  6278. ESTAT_ADD(ring_status_update);
  6279. ESTAT_ADD(nic_irqs);
  6280. ESTAT_ADD(nic_avoided_irqs);
  6281. ESTAT_ADD(nic_tx_threshold_hit);
  6282. return estats;
  6283. }
  6284. static struct net_device_stats *tg3_get_stats(struct net_device *dev)
  6285. {
  6286. struct tg3 *tp = netdev_priv(dev);
  6287. struct net_device_stats *stats = &tp->net_stats;
  6288. struct net_device_stats *old_stats = &tp->net_stats_prev;
  6289. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  6290. if (!hw_stats)
  6291. return old_stats;
  6292. stats->rx_packets = old_stats->rx_packets +
  6293. get_stat64(&hw_stats->rx_ucast_packets) +
  6294. get_stat64(&hw_stats->rx_mcast_packets) +
  6295. get_stat64(&hw_stats->rx_bcast_packets);
  6296. stats->tx_packets = old_stats->tx_packets +
  6297. get_stat64(&hw_stats->tx_ucast_packets) +
  6298. get_stat64(&hw_stats->tx_mcast_packets) +
  6299. get_stat64(&hw_stats->tx_bcast_packets);
  6300. stats->rx_bytes = old_stats->rx_bytes +
  6301. get_stat64(&hw_stats->rx_octets);
  6302. stats->tx_bytes = old_stats->tx_bytes +
  6303. get_stat64(&hw_stats->tx_octets);
  6304. stats->rx_errors = old_stats->rx_errors +
  6305. get_stat64(&hw_stats->rx_errors);
  6306. stats->tx_errors = old_stats->tx_errors +
  6307. get_stat64(&hw_stats->tx_errors) +
  6308. get_stat64(&hw_stats->tx_mac_errors) +
  6309. get_stat64(&hw_stats->tx_carrier_sense_errors) +
  6310. get_stat64(&hw_stats->tx_discards);
  6311. stats->multicast = old_stats->multicast +
  6312. get_stat64(&hw_stats->rx_mcast_packets);
  6313. stats->collisions = old_stats->collisions +
  6314. get_stat64(&hw_stats->tx_collisions);
  6315. stats->rx_length_errors = old_stats->rx_length_errors +
  6316. get_stat64(&hw_stats->rx_frame_too_long_errors) +
  6317. get_stat64(&hw_stats->rx_undersize_packets);
  6318. stats->rx_over_errors = old_stats->rx_over_errors +
  6319. get_stat64(&hw_stats->rxbds_empty);
  6320. stats->rx_frame_errors = old_stats->rx_frame_errors +
  6321. get_stat64(&hw_stats->rx_align_errors);
  6322. stats->tx_aborted_errors = old_stats->tx_aborted_errors +
  6323. get_stat64(&hw_stats->tx_discards);
  6324. stats->tx_carrier_errors = old_stats->tx_carrier_errors +
  6325. get_stat64(&hw_stats->tx_carrier_sense_errors);
  6326. stats->rx_crc_errors = old_stats->rx_crc_errors +
  6327. calc_crc_errors(tp);
  6328. stats->rx_missed_errors = old_stats->rx_missed_errors +
  6329. get_stat64(&hw_stats->rx_discards);
  6330. return stats;
  6331. }
  6332. static inline u32 calc_crc(unsigned char *buf, int len)
  6333. {
  6334. u32 reg;
  6335. u32 tmp;
  6336. int j, k;
  6337. reg = 0xffffffff;
  6338. for (j = 0; j < len; j++) {
  6339. reg ^= buf[j];
  6340. for (k = 0; k < 8; k++) {
  6341. tmp = reg & 0x01;
  6342. reg >>= 1;
  6343. if (tmp) {
  6344. reg ^= 0xedb88320;
  6345. }
  6346. }
  6347. }
  6348. return ~reg;
  6349. }
  6350. static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all)
  6351. {
  6352. /* accept or reject all multicast frames */
  6353. tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0);
  6354. tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0);
  6355. tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0);
  6356. tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0);
  6357. }
  6358. static void __tg3_set_rx_mode(struct net_device *dev)
  6359. {
  6360. struct tg3 *tp = netdev_priv(dev);
  6361. u32 rx_mode;
  6362. rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC |
  6363. RX_MODE_KEEP_VLAN_TAG);
  6364. /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG
  6365. * flag clear.
  6366. */
  6367. #if TG3_VLAN_TAG_USED
  6368. if (!tp->vlgrp &&
  6369. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  6370. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  6371. #else
  6372. /* By definition, VLAN is disabled always in this
  6373. * case.
  6374. */
  6375. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  6376. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  6377. #endif
  6378. if (dev->flags & IFF_PROMISC) {
  6379. /* Promiscuous mode. */
  6380. rx_mode |= RX_MODE_PROMISC;
  6381. } else if (dev->flags & IFF_ALLMULTI) {
  6382. /* Accept all multicast. */
  6383. tg3_set_multi (tp, 1);
  6384. } else if (dev->mc_count < 1) {
  6385. /* Reject all multicast. */
  6386. tg3_set_multi (tp, 0);
  6387. } else {
  6388. /* Accept one or more multicast(s). */
  6389. struct dev_mc_list *mclist;
  6390. unsigned int i;
  6391. u32 mc_filter[4] = { 0, };
  6392. u32 regidx;
  6393. u32 bit;
  6394. u32 crc;
  6395. for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
  6396. i++, mclist = mclist->next) {
  6397. crc = calc_crc (mclist->dmi_addr, ETH_ALEN);
  6398. bit = ~crc & 0x7f;
  6399. regidx = (bit & 0x60) >> 5;
  6400. bit &= 0x1f;
  6401. mc_filter[regidx] |= (1 << bit);
  6402. }
  6403. tw32(MAC_HASH_REG_0, mc_filter[0]);
  6404. tw32(MAC_HASH_REG_1, mc_filter[1]);
  6405. tw32(MAC_HASH_REG_2, mc_filter[2]);
  6406. tw32(MAC_HASH_REG_3, mc_filter[3]);
  6407. }
  6408. if (rx_mode != tp->rx_mode) {
  6409. tp->rx_mode = rx_mode;
  6410. tw32_f(MAC_RX_MODE, rx_mode);
  6411. udelay(10);
  6412. }
  6413. }
  6414. static void tg3_set_rx_mode(struct net_device *dev)
  6415. {
  6416. struct tg3 *tp = netdev_priv(dev);
  6417. if (!netif_running(dev))
  6418. return;
  6419. tg3_full_lock(tp, 0);
  6420. __tg3_set_rx_mode(dev);
  6421. tg3_full_unlock(tp);
  6422. }
  6423. #define TG3_REGDUMP_LEN (32 * 1024)
  6424. static int tg3_get_regs_len(struct net_device *dev)
  6425. {
  6426. return TG3_REGDUMP_LEN;
  6427. }
  6428. static void tg3_get_regs(struct net_device *dev,
  6429. struct ethtool_regs *regs, void *_p)
  6430. {
  6431. u32 *p = _p;
  6432. struct tg3 *tp = netdev_priv(dev);
  6433. u8 *orig_p = _p;
  6434. int i;
  6435. regs->version = 0;
  6436. memset(p, 0, TG3_REGDUMP_LEN);
  6437. if (tp->link_config.phy_is_low_power)
  6438. return;
  6439. tg3_full_lock(tp, 0);
  6440. #define __GET_REG32(reg) (*(p)++ = tr32(reg))
  6441. #define GET_REG32_LOOP(base,len) \
  6442. do { p = (u32 *)(orig_p + (base)); \
  6443. for (i = 0; i < len; i += 4) \
  6444. __GET_REG32((base) + i); \
  6445. } while (0)
  6446. #define GET_REG32_1(reg) \
  6447. do { p = (u32 *)(orig_p + (reg)); \
  6448. __GET_REG32((reg)); \
  6449. } while (0)
  6450. GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0);
  6451. GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200);
  6452. GET_REG32_LOOP(MAC_MODE, 0x4f0);
  6453. GET_REG32_LOOP(SNDDATAI_MODE, 0xe0);
  6454. GET_REG32_1(SNDDATAC_MODE);
  6455. GET_REG32_LOOP(SNDBDS_MODE, 0x80);
  6456. GET_REG32_LOOP(SNDBDI_MODE, 0x48);
  6457. GET_REG32_1(SNDBDC_MODE);
  6458. GET_REG32_LOOP(RCVLPC_MODE, 0x20);
  6459. GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c);
  6460. GET_REG32_LOOP(RCVDBDI_MODE, 0x0c);
  6461. GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c);
  6462. GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44);
  6463. GET_REG32_1(RCVDCC_MODE);
  6464. GET_REG32_LOOP(RCVBDI_MODE, 0x20);
  6465. GET_REG32_LOOP(RCVCC_MODE, 0x14);
  6466. GET_REG32_LOOP(RCVLSC_MODE, 0x08);
  6467. GET_REG32_1(MBFREE_MODE);
  6468. GET_REG32_LOOP(HOSTCC_MODE, 0x100);
  6469. GET_REG32_LOOP(MEMARB_MODE, 0x10);
  6470. GET_REG32_LOOP(BUFMGR_MODE, 0x58);
  6471. GET_REG32_LOOP(RDMAC_MODE, 0x08);
  6472. GET_REG32_LOOP(WDMAC_MODE, 0x08);
  6473. GET_REG32_1(RX_CPU_MODE);
  6474. GET_REG32_1(RX_CPU_STATE);
  6475. GET_REG32_1(RX_CPU_PGMCTR);
  6476. GET_REG32_1(RX_CPU_HWBKPT);
  6477. GET_REG32_1(TX_CPU_MODE);
  6478. GET_REG32_1(TX_CPU_STATE);
  6479. GET_REG32_1(TX_CPU_PGMCTR);
  6480. GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110);
  6481. GET_REG32_LOOP(FTQ_RESET, 0x120);
  6482. GET_REG32_LOOP(MSGINT_MODE, 0x0c);
  6483. GET_REG32_1(DMAC_MODE);
  6484. GET_REG32_LOOP(GRC_MODE, 0x4c);
  6485. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  6486. GET_REG32_LOOP(NVRAM_CMD, 0x24);
  6487. #undef __GET_REG32
  6488. #undef GET_REG32_LOOP
  6489. #undef GET_REG32_1
  6490. tg3_full_unlock(tp);
  6491. }
  6492. static int tg3_get_eeprom_len(struct net_device *dev)
  6493. {
  6494. struct tg3 *tp = netdev_priv(dev);
  6495. return tp->nvram_size;
  6496. }
  6497. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
  6498. static int tg3_nvram_read_swab(struct tg3 *tp, u32 offset, u32 *val);
  6499. static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  6500. {
  6501. struct tg3 *tp = netdev_priv(dev);
  6502. int ret;
  6503. u8 *pd;
  6504. u32 i, offset, len, val, b_offset, b_count;
  6505. if (tp->link_config.phy_is_low_power)
  6506. return -EAGAIN;
  6507. offset = eeprom->offset;
  6508. len = eeprom->len;
  6509. eeprom->len = 0;
  6510. eeprom->magic = TG3_EEPROM_MAGIC;
  6511. if (offset & 3) {
  6512. /* adjustments to start on required 4 byte boundary */
  6513. b_offset = offset & 3;
  6514. b_count = 4 - b_offset;
  6515. if (b_count > len) {
  6516. /* i.e. offset=1 len=2 */
  6517. b_count = len;
  6518. }
  6519. ret = tg3_nvram_read(tp, offset-b_offset, &val);
  6520. if (ret)
  6521. return ret;
  6522. val = cpu_to_le32(val);
  6523. memcpy(data, ((char*)&val) + b_offset, b_count);
  6524. len -= b_count;
  6525. offset += b_count;
  6526. eeprom->len += b_count;
  6527. }
  6528. /* read bytes upto the last 4 byte boundary */
  6529. pd = &data[eeprom->len];
  6530. for (i = 0; i < (len - (len & 3)); i += 4) {
  6531. ret = tg3_nvram_read(tp, offset + i, &val);
  6532. if (ret) {
  6533. eeprom->len += i;
  6534. return ret;
  6535. }
  6536. val = cpu_to_le32(val);
  6537. memcpy(pd + i, &val, 4);
  6538. }
  6539. eeprom->len += i;
  6540. if (len & 3) {
  6541. /* read last bytes not ending on 4 byte boundary */
  6542. pd = &data[eeprom->len];
  6543. b_count = len & 3;
  6544. b_offset = offset + len - b_count;
  6545. ret = tg3_nvram_read(tp, b_offset, &val);
  6546. if (ret)
  6547. return ret;
  6548. val = cpu_to_le32(val);
  6549. memcpy(pd, ((char*)&val), b_count);
  6550. eeprom->len += b_count;
  6551. }
  6552. return 0;
  6553. }
  6554. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf);
  6555. static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  6556. {
  6557. struct tg3 *tp = netdev_priv(dev);
  6558. int ret;
  6559. u32 offset, len, b_offset, odd_len, start, end;
  6560. u8 *buf;
  6561. if (tp->link_config.phy_is_low_power)
  6562. return -EAGAIN;
  6563. if (eeprom->magic != TG3_EEPROM_MAGIC)
  6564. return -EINVAL;
  6565. offset = eeprom->offset;
  6566. len = eeprom->len;
  6567. if ((b_offset = (offset & 3))) {
  6568. /* adjustments to start on required 4 byte boundary */
  6569. ret = tg3_nvram_read(tp, offset-b_offset, &start);
  6570. if (ret)
  6571. return ret;
  6572. start = cpu_to_le32(start);
  6573. len += b_offset;
  6574. offset &= ~3;
  6575. if (len < 4)
  6576. len = 4;
  6577. }
  6578. odd_len = 0;
  6579. if (len & 3) {
  6580. /* adjustments to end on required 4 byte boundary */
  6581. odd_len = 1;
  6582. len = (len + 3) & ~3;
  6583. ret = tg3_nvram_read(tp, offset+len-4, &end);
  6584. if (ret)
  6585. return ret;
  6586. end = cpu_to_le32(end);
  6587. }
  6588. buf = data;
  6589. if (b_offset || odd_len) {
  6590. buf = kmalloc(len, GFP_KERNEL);
  6591. if (buf == 0)
  6592. return -ENOMEM;
  6593. if (b_offset)
  6594. memcpy(buf, &start, 4);
  6595. if (odd_len)
  6596. memcpy(buf+len-4, &end, 4);
  6597. memcpy(buf + b_offset, data, eeprom->len);
  6598. }
  6599. ret = tg3_nvram_write_block(tp, offset, len, buf);
  6600. if (buf != data)
  6601. kfree(buf);
  6602. return ret;
  6603. }
  6604. static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  6605. {
  6606. struct tg3 *tp = netdev_priv(dev);
  6607. cmd->supported = (SUPPORTED_Autoneg);
  6608. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  6609. cmd->supported |= (SUPPORTED_1000baseT_Half |
  6610. SUPPORTED_1000baseT_Full);
  6611. if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
  6612. cmd->supported |= (SUPPORTED_100baseT_Half |
  6613. SUPPORTED_100baseT_Full |
  6614. SUPPORTED_10baseT_Half |
  6615. SUPPORTED_10baseT_Full |
  6616. SUPPORTED_MII);
  6617. cmd->port = PORT_TP;
  6618. } else {
  6619. cmd->supported |= SUPPORTED_FIBRE;
  6620. cmd->port = PORT_FIBRE;
  6621. }
  6622. cmd->advertising = tp->link_config.advertising;
  6623. if (netif_running(dev)) {
  6624. cmd->speed = tp->link_config.active_speed;
  6625. cmd->duplex = tp->link_config.active_duplex;
  6626. }
  6627. cmd->phy_address = PHY_ADDR;
  6628. cmd->transceiver = 0;
  6629. cmd->autoneg = tp->link_config.autoneg;
  6630. cmd->maxtxpkt = 0;
  6631. cmd->maxrxpkt = 0;
  6632. return 0;
  6633. }
  6634. static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  6635. {
  6636. struct tg3 *tp = netdev_priv(dev);
  6637. if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) {
  6638. /* These are the only valid advertisement bits allowed. */
  6639. if (cmd->autoneg == AUTONEG_ENABLE &&
  6640. (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
  6641. ADVERTISED_1000baseT_Full |
  6642. ADVERTISED_Autoneg |
  6643. ADVERTISED_FIBRE)))
  6644. return -EINVAL;
  6645. /* Fiber can only do SPEED_1000. */
  6646. else if ((cmd->autoneg != AUTONEG_ENABLE) &&
  6647. (cmd->speed != SPEED_1000))
  6648. return -EINVAL;
  6649. /* Copper cannot force SPEED_1000. */
  6650. } else if ((cmd->autoneg != AUTONEG_ENABLE) &&
  6651. (cmd->speed == SPEED_1000))
  6652. return -EINVAL;
  6653. else if ((cmd->speed == SPEED_1000) &&
  6654. (tp->tg3_flags2 & TG3_FLAG_10_100_ONLY))
  6655. return -EINVAL;
  6656. tg3_full_lock(tp, 0);
  6657. tp->link_config.autoneg = cmd->autoneg;
  6658. if (cmd->autoneg == AUTONEG_ENABLE) {
  6659. tp->link_config.advertising = cmd->advertising;
  6660. tp->link_config.speed = SPEED_INVALID;
  6661. tp->link_config.duplex = DUPLEX_INVALID;
  6662. } else {
  6663. tp->link_config.advertising = 0;
  6664. tp->link_config.speed = cmd->speed;
  6665. tp->link_config.duplex = cmd->duplex;
  6666. }
  6667. if (netif_running(dev))
  6668. tg3_setup_phy(tp, 1);
  6669. tg3_full_unlock(tp);
  6670. return 0;
  6671. }
  6672. static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
  6673. {
  6674. struct tg3 *tp = netdev_priv(dev);
  6675. strcpy(info->driver, DRV_MODULE_NAME);
  6676. strcpy(info->version, DRV_MODULE_VERSION);
  6677. strcpy(info->fw_version, tp->fw_ver);
  6678. strcpy(info->bus_info, pci_name(tp->pdev));
  6679. }
  6680. static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  6681. {
  6682. struct tg3 *tp = netdev_priv(dev);
  6683. wol->supported = WAKE_MAGIC;
  6684. wol->wolopts = 0;
  6685. if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
  6686. wol->wolopts = WAKE_MAGIC;
  6687. memset(&wol->sopass, 0, sizeof(wol->sopass));
  6688. }
  6689. static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  6690. {
  6691. struct tg3 *tp = netdev_priv(dev);
  6692. if (wol->wolopts & ~WAKE_MAGIC)
  6693. return -EINVAL;
  6694. if ((wol->wolopts & WAKE_MAGIC) &&
  6695. tp->tg3_flags2 & TG3_FLG2_PHY_SERDES &&
  6696. !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP))
  6697. return -EINVAL;
  6698. spin_lock_bh(&tp->lock);
  6699. if (wol->wolopts & WAKE_MAGIC)
  6700. tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
  6701. else
  6702. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  6703. spin_unlock_bh(&tp->lock);
  6704. return 0;
  6705. }
  6706. static u32 tg3_get_msglevel(struct net_device *dev)
  6707. {
  6708. struct tg3 *tp = netdev_priv(dev);
  6709. return tp->msg_enable;
  6710. }
  6711. static void tg3_set_msglevel(struct net_device *dev, u32 value)
  6712. {
  6713. struct tg3 *tp = netdev_priv(dev);
  6714. tp->msg_enable = value;
  6715. }
  6716. #if TG3_TSO_SUPPORT != 0
  6717. static int tg3_set_tso(struct net_device *dev, u32 value)
  6718. {
  6719. struct tg3 *tp = netdev_priv(dev);
  6720. if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  6721. if (value)
  6722. return -EINVAL;
  6723. return 0;
  6724. }
  6725. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) {
  6726. if (value)
  6727. dev->features |= NETIF_F_TSO6;
  6728. else
  6729. dev->features &= ~NETIF_F_TSO6;
  6730. }
  6731. return ethtool_op_set_tso(dev, value);
  6732. }
  6733. #endif
  6734. static int tg3_nway_reset(struct net_device *dev)
  6735. {
  6736. struct tg3 *tp = netdev_priv(dev);
  6737. u32 bmcr;
  6738. int r;
  6739. if (!netif_running(dev))
  6740. return -EAGAIN;
  6741. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6742. return -EINVAL;
  6743. spin_lock_bh(&tp->lock);
  6744. r = -EINVAL;
  6745. tg3_readphy(tp, MII_BMCR, &bmcr);
  6746. if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
  6747. ((bmcr & BMCR_ANENABLE) ||
  6748. (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT))) {
  6749. tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART |
  6750. BMCR_ANENABLE);
  6751. r = 0;
  6752. }
  6753. spin_unlock_bh(&tp->lock);
  6754. return r;
  6755. }
  6756. static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6757. {
  6758. struct tg3 *tp = netdev_priv(dev);
  6759. ering->rx_max_pending = TG3_RX_RING_SIZE - 1;
  6760. ering->rx_mini_max_pending = 0;
  6761. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE)
  6762. ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1;
  6763. else
  6764. ering->rx_jumbo_max_pending = 0;
  6765. ering->tx_max_pending = TG3_TX_RING_SIZE - 1;
  6766. ering->rx_pending = tp->rx_pending;
  6767. ering->rx_mini_pending = 0;
  6768. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE)
  6769. ering->rx_jumbo_pending = tp->rx_jumbo_pending;
  6770. else
  6771. ering->rx_jumbo_pending = 0;
  6772. ering->tx_pending = tp->tx_pending;
  6773. }
  6774. static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6775. {
  6776. struct tg3 *tp = netdev_priv(dev);
  6777. int irq_sync = 0;
  6778. if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) ||
  6779. (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) ||
  6780. (ering->tx_pending > TG3_TX_RING_SIZE - 1))
  6781. return -EINVAL;
  6782. if (netif_running(dev)) {
  6783. tg3_netif_stop(tp);
  6784. irq_sync = 1;
  6785. }
  6786. tg3_full_lock(tp, irq_sync);
  6787. tp->rx_pending = ering->rx_pending;
  6788. if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) &&
  6789. tp->rx_pending > 63)
  6790. tp->rx_pending = 63;
  6791. tp->rx_jumbo_pending = ering->rx_jumbo_pending;
  6792. tp->tx_pending = ering->tx_pending;
  6793. if (netif_running(dev)) {
  6794. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6795. tg3_init_hw(tp, 1);
  6796. tg3_netif_start(tp);
  6797. }
  6798. tg3_full_unlock(tp);
  6799. return 0;
  6800. }
  6801. static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6802. {
  6803. struct tg3 *tp = netdev_priv(dev);
  6804. epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
  6805. epause->rx_pause = (tp->tg3_flags & TG3_FLAG_RX_PAUSE) != 0;
  6806. epause->tx_pause = (tp->tg3_flags & TG3_FLAG_TX_PAUSE) != 0;
  6807. }
  6808. static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6809. {
  6810. struct tg3 *tp = netdev_priv(dev);
  6811. int irq_sync = 0;
  6812. if (netif_running(dev)) {
  6813. tg3_netif_stop(tp);
  6814. irq_sync = 1;
  6815. }
  6816. tg3_full_lock(tp, irq_sync);
  6817. if (epause->autoneg)
  6818. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  6819. else
  6820. tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
  6821. if (epause->rx_pause)
  6822. tp->tg3_flags |= TG3_FLAG_RX_PAUSE;
  6823. else
  6824. tp->tg3_flags &= ~TG3_FLAG_RX_PAUSE;
  6825. if (epause->tx_pause)
  6826. tp->tg3_flags |= TG3_FLAG_TX_PAUSE;
  6827. else
  6828. tp->tg3_flags &= ~TG3_FLAG_TX_PAUSE;
  6829. if (netif_running(dev)) {
  6830. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6831. tg3_init_hw(tp, 1);
  6832. tg3_netif_start(tp);
  6833. }
  6834. tg3_full_unlock(tp);
  6835. return 0;
  6836. }
  6837. static u32 tg3_get_rx_csum(struct net_device *dev)
  6838. {
  6839. struct tg3 *tp = netdev_priv(dev);
  6840. return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0;
  6841. }
  6842. static int tg3_set_rx_csum(struct net_device *dev, u32 data)
  6843. {
  6844. struct tg3 *tp = netdev_priv(dev);
  6845. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6846. if (data != 0)
  6847. return -EINVAL;
  6848. return 0;
  6849. }
  6850. spin_lock_bh(&tp->lock);
  6851. if (data)
  6852. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  6853. else
  6854. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  6855. spin_unlock_bh(&tp->lock);
  6856. return 0;
  6857. }
  6858. static int tg3_set_tx_csum(struct net_device *dev, u32 data)
  6859. {
  6860. struct tg3 *tp = netdev_priv(dev);
  6861. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6862. if (data != 0)
  6863. return -EINVAL;
  6864. return 0;
  6865. }
  6866. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
  6867. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
  6868. ethtool_op_set_tx_hw_csum(dev, data);
  6869. else
  6870. ethtool_op_set_tx_csum(dev, data);
  6871. return 0;
  6872. }
  6873. static int tg3_get_stats_count (struct net_device *dev)
  6874. {
  6875. return TG3_NUM_STATS;
  6876. }
  6877. static int tg3_get_test_count (struct net_device *dev)
  6878. {
  6879. return TG3_NUM_TEST;
  6880. }
  6881. static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
  6882. {
  6883. switch (stringset) {
  6884. case ETH_SS_STATS:
  6885. memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
  6886. break;
  6887. case ETH_SS_TEST:
  6888. memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
  6889. break;
  6890. default:
  6891. WARN_ON(1); /* we need a WARN() */
  6892. break;
  6893. }
  6894. }
  6895. static int tg3_phys_id(struct net_device *dev, u32 data)
  6896. {
  6897. struct tg3 *tp = netdev_priv(dev);
  6898. int i;
  6899. if (!netif_running(tp->dev))
  6900. return -EAGAIN;
  6901. if (data == 0)
  6902. data = 2;
  6903. for (i = 0; i < (data * 2); i++) {
  6904. if ((i % 2) == 0)
  6905. tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE |
  6906. LED_CTRL_1000MBPS_ON |
  6907. LED_CTRL_100MBPS_ON |
  6908. LED_CTRL_10MBPS_ON |
  6909. LED_CTRL_TRAFFIC_OVERRIDE |
  6910. LED_CTRL_TRAFFIC_BLINK |
  6911. LED_CTRL_TRAFFIC_LED);
  6912. else
  6913. tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE |
  6914. LED_CTRL_TRAFFIC_OVERRIDE);
  6915. if (msleep_interruptible(500))
  6916. break;
  6917. }
  6918. tw32(MAC_LED_CTRL, tp->led_ctrl);
  6919. return 0;
  6920. }
  6921. static void tg3_get_ethtool_stats (struct net_device *dev,
  6922. struct ethtool_stats *estats, u64 *tmp_stats)
  6923. {
  6924. struct tg3 *tp = netdev_priv(dev);
  6925. memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
  6926. }
  6927. #define NVRAM_TEST_SIZE 0x100
  6928. #define NVRAM_SELFBOOT_FORMAT1_SIZE 0x14
  6929. static int tg3_test_nvram(struct tg3 *tp)
  6930. {
  6931. u32 *buf, csum, magic;
  6932. int i, j, err = 0, size;
  6933. if (tg3_nvram_read_swab(tp, 0, &magic) != 0)
  6934. return -EIO;
  6935. if (magic == TG3_EEPROM_MAGIC)
  6936. size = NVRAM_TEST_SIZE;
  6937. else if ((magic & 0xff000000) == 0xa5000000) {
  6938. if ((magic & 0xe00000) == 0x200000)
  6939. size = NVRAM_SELFBOOT_FORMAT1_SIZE;
  6940. else
  6941. return 0;
  6942. } else
  6943. return -EIO;
  6944. buf = kmalloc(size, GFP_KERNEL);
  6945. if (buf == NULL)
  6946. return -ENOMEM;
  6947. err = -EIO;
  6948. for (i = 0, j = 0; i < size; i += 4, j++) {
  6949. u32 val;
  6950. if ((err = tg3_nvram_read(tp, i, &val)) != 0)
  6951. break;
  6952. buf[j] = cpu_to_le32(val);
  6953. }
  6954. if (i < size)
  6955. goto out;
  6956. /* Selfboot format */
  6957. if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC) {
  6958. u8 *buf8 = (u8 *) buf, csum8 = 0;
  6959. for (i = 0; i < size; i++)
  6960. csum8 += buf8[i];
  6961. if (csum8 == 0) {
  6962. err = 0;
  6963. goto out;
  6964. }
  6965. err = -EIO;
  6966. goto out;
  6967. }
  6968. /* Bootstrap checksum at offset 0x10 */
  6969. csum = calc_crc((unsigned char *) buf, 0x10);
  6970. if(csum != cpu_to_le32(buf[0x10/4]))
  6971. goto out;
  6972. /* Manufacturing block starts at offset 0x74, checksum at 0xfc */
  6973. csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
  6974. if (csum != cpu_to_le32(buf[0xfc/4]))
  6975. goto out;
  6976. err = 0;
  6977. out:
  6978. kfree(buf);
  6979. return err;
  6980. }
  6981. #define TG3_SERDES_TIMEOUT_SEC 2
  6982. #define TG3_COPPER_TIMEOUT_SEC 6
  6983. static int tg3_test_link(struct tg3 *tp)
  6984. {
  6985. int i, max;
  6986. if (!netif_running(tp->dev))
  6987. return -ENODEV;
  6988. if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
  6989. max = TG3_SERDES_TIMEOUT_SEC;
  6990. else
  6991. max = TG3_COPPER_TIMEOUT_SEC;
  6992. for (i = 0; i < max; i++) {
  6993. if (netif_carrier_ok(tp->dev))
  6994. return 0;
  6995. if (msleep_interruptible(1000))
  6996. break;
  6997. }
  6998. return -EIO;
  6999. }
  7000. /* Only test the commonly used registers */
  7001. static int tg3_test_registers(struct tg3 *tp)
  7002. {
  7003. int i, is_5705;
  7004. u32 offset, read_mask, write_mask, val, save_val, read_val;
  7005. static struct {
  7006. u16 offset;
  7007. u16 flags;
  7008. #define TG3_FL_5705 0x1
  7009. #define TG3_FL_NOT_5705 0x2
  7010. #define TG3_FL_NOT_5788 0x4
  7011. u32 read_mask;
  7012. u32 write_mask;
  7013. } reg_tbl[] = {
  7014. /* MAC Control Registers */
  7015. { MAC_MODE, TG3_FL_NOT_5705,
  7016. 0x00000000, 0x00ef6f8c },
  7017. { MAC_MODE, TG3_FL_5705,
  7018. 0x00000000, 0x01ef6b8c },
  7019. { MAC_STATUS, TG3_FL_NOT_5705,
  7020. 0x03800107, 0x00000000 },
  7021. { MAC_STATUS, TG3_FL_5705,
  7022. 0x03800100, 0x00000000 },
  7023. { MAC_ADDR_0_HIGH, 0x0000,
  7024. 0x00000000, 0x0000ffff },
  7025. { MAC_ADDR_0_LOW, 0x0000,
  7026. 0x00000000, 0xffffffff },
  7027. { MAC_RX_MTU_SIZE, 0x0000,
  7028. 0x00000000, 0x0000ffff },
  7029. { MAC_TX_MODE, 0x0000,
  7030. 0x00000000, 0x00000070 },
  7031. { MAC_TX_LENGTHS, 0x0000,
  7032. 0x00000000, 0x00003fff },
  7033. { MAC_RX_MODE, TG3_FL_NOT_5705,
  7034. 0x00000000, 0x000007fc },
  7035. { MAC_RX_MODE, TG3_FL_5705,
  7036. 0x00000000, 0x000007dc },
  7037. { MAC_HASH_REG_0, 0x0000,
  7038. 0x00000000, 0xffffffff },
  7039. { MAC_HASH_REG_1, 0x0000,
  7040. 0x00000000, 0xffffffff },
  7041. { MAC_HASH_REG_2, 0x0000,
  7042. 0x00000000, 0xffffffff },
  7043. { MAC_HASH_REG_3, 0x0000,
  7044. 0x00000000, 0xffffffff },
  7045. /* Receive Data and Receive BD Initiator Control Registers. */
  7046. { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705,
  7047. 0x00000000, 0xffffffff },
  7048. { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705,
  7049. 0x00000000, 0xffffffff },
  7050. { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705,
  7051. 0x00000000, 0x00000003 },
  7052. { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705,
  7053. 0x00000000, 0xffffffff },
  7054. { RCVDBDI_STD_BD+0, 0x0000,
  7055. 0x00000000, 0xffffffff },
  7056. { RCVDBDI_STD_BD+4, 0x0000,
  7057. 0x00000000, 0xffffffff },
  7058. { RCVDBDI_STD_BD+8, 0x0000,
  7059. 0x00000000, 0xffff0002 },
  7060. { RCVDBDI_STD_BD+0xc, 0x0000,
  7061. 0x00000000, 0xffffffff },
  7062. /* Receive BD Initiator Control Registers. */
  7063. { RCVBDI_STD_THRESH, TG3_FL_NOT_5705,
  7064. 0x00000000, 0xffffffff },
  7065. { RCVBDI_STD_THRESH, TG3_FL_5705,
  7066. 0x00000000, 0x000003ff },
  7067. { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705,
  7068. 0x00000000, 0xffffffff },
  7069. /* Host Coalescing Control Registers. */
  7070. { HOSTCC_MODE, TG3_FL_NOT_5705,
  7071. 0x00000000, 0x00000004 },
  7072. { HOSTCC_MODE, TG3_FL_5705,
  7073. 0x00000000, 0x000000f6 },
  7074. { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705,
  7075. 0x00000000, 0xffffffff },
  7076. { HOSTCC_RXCOL_TICKS, TG3_FL_5705,
  7077. 0x00000000, 0x000003ff },
  7078. { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705,
  7079. 0x00000000, 0xffffffff },
  7080. { HOSTCC_TXCOL_TICKS, TG3_FL_5705,
  7081. 0x00000000, 0x000003ff },
  7082. { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705,
  7083. 0x00000000, 0xffffffff },
  7084. { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  7085. 0x00000000, 0x000000ff },
  7086. { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705,
  7087. 0x00000000, 0xffffffff },
  7088. { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  7089. 0x00000000, 0x000000ff },
  7090. { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705,
  7091. 0x00000000, 0xffffffff },
  7092. { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705,
  7093. 0x00000000, 0xffffffff },
  7094. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  7095. 0x00000000, 0xffffffff },
  7096. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  7097. 0x00000000, 0x000000ff },
  7098. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  7099. 0x00000000, 0xffffffff },
  7100. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  7101. 0x00000000, 0x000000ff },
  7102. { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705,
  7103. 0x00000000, 0xffffffff },
  7104. { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705,
  7105. 0x00000000, 0xffffffff },
  7106. { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705,
  7107. 0x00000000, 0xffffffff },
  7108. { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000,
  7109. 0x00000000, 0xffffffff },
  7110. { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000,
  7111. 0x00000000, 0xffffffff },
  7112. { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000,
  7113. 0xffffffff, 0x00000000 },
  7114. { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000,
  7115. 0xffffffff, 0x00000000 },
  7116. /* Buffer Manager Control Registers. */
  7117. { BUFMGR_MB_POOL_ADDR, 0x0000,
  7118. 0x00000000, 0x007fff80 },
  7119. { BUFMGR_MB_POOL_SIZE, 0x0000,
  7120. 0x00000000, 0x007fffff },
  7121. { BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
  7122. 0x00000000, 0x0000003f },
  7123. { BUFMGR_MB_MACRX_LOW_WATER, 0x0000,
  7124. 0x00000000, 0x000001ff },
  7125. { BUFMGR_MB_HIGH_WATER, 0x0000,
  7126. 0x00000000, 0x000001ff },
  7127. { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705,
  7128. 0xffffffff, 0x00000000 },
  7129. { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705,
  7130. 0xffffffff, 0x00000000 },
  7131. /* Mailbox Registers */
  7132. { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000,
  7133. 0x00000000, 0x000001ff },
  7134. { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705,
  7135. 0x00000000, 0x000001ff },
  7136. { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000,
  7137. 0x00000000, 0x000007ff },
  7138. { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000,
  7139. 0x00000000, 0x000001ff },
  7140. { 0xffff, 0x0000, 0x00000000, 0x00000000 },
  7141. };
  7142. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  7143. is_5705 = 1;
  7144. else
  7145. is_5705 = 0;
  7146. for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
  7147. if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
  7148. continue;
  7149. if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705))
  7150. continue;
  7151. if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  7152. (reg_tbl[i].flags & TG3_FL_NOT_5788))
  7153. continue;
  7154. offset = (u32) reg_tbl[i].offset;
  7155. read_mask = reg_tbl[i].read_mask;
  7156. write_mask = reg_tbl[i].write_mask;
  7157. /* Save the original register content */
  7158. save_val = tr32(offset);
  7159. /* Determine the read-only value. */
  7160. read_val = save_val & read_mask;
  7161. /* Write zero to the register, then make sure the read-only bits
  7162. * are not changed and the read/write bits are all zeros.
  7163. */
  7164. tw32(offset, 0);
  7165. val = tr32(offset);
  7166. /* Test the read-only and read/write bits. */
  7167. if (((val & read_mask) != read_val) || (val & write_mask))
  7168. goto out;
  7169. /* Write ones to all the bits defined by RdMask and WrMask, then
  7170. * make sure the read-only bits are not changed and the
  7171. * read/write bits are all ones.
  7172. */
  7173. tw32(offset, read_mask | write_mask);
  7174. val = tr32(offset);
  7175. /* Test the read-only bits. */
  7176. if ((val & read_mask) != read_val)
  7177. goto out;
  7178. /* Test the read/write bits. */
  7179. if ((val & write_mask) != write_mask)
  7180. goto out;
  7181. tw32(offset, save_val);
  7182. }
  7183. return 0;
  7184. out:
  7185. printk(KERN_ERR PFX "Register test failed at offset %x\n", offset);
  7186. tw32(offset, save_val);
  7187. return -EIO;
  7188. }
  7189. static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
  7190. {
  7191. static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
  7192. int i;
  7193. u32 j;
  7194. for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
  7195. for (j = 0; j < len; j += 4) {
  7196. u32 val;
  7197. tg3_write_mem(tp, offset + j, test_pattern[i]);
  7198. tg3_read_mem(tp, offset + j, &val);
  7199. if (val != test_pattern[i])
  7200. return -EIO;
  7201. }
  7202. }
  7203. return 0;
  7204. }
  7205. static int tg3_test_memory(struct tg3 *tp)
  7206. {
  7207. static struct mem_entry {
  7208. u32 offset;
  7209. u32 len;
  7210. } mem_tbl_570x[] = {
  7211. { 0x00000000, 0x00b50},
  7212. { 0x00002000, 0x1c000},
  7213. { 0xffffffff, 0x00000}
  7214. }, mem_tbl_5705[] = {
  7215. { 0x00000100, 0x0000c},
  7216. { 0x00000200, 0x00008},
  7217. { 0x00004000, 0x00800},
  7218. { 0x00006000, 0x01000},
  7219. { 0x00008000, 0x02000},
  7220. { 0x00010000, 0x0e000},
  7221. { 0xffffffff, 0x00000}
  7222. }, mem_tbl_5755[] = {
  7223. { 0x00000200, 0x00008},
  7224. { 0x00004000, 0x00800},
  7225. { 0x00006000, 0x00800},
  7226. { 0x00008000, 0x02000},
  7227. { 0x00010000, 0x0c000},
  7228. { 0xffffffff, 0x00000}
  7229. };
  7230. struct mem_entry *mem_tbl;
  7231. int err = 0;
  7232. int i;
  7233. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  7234. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
  7235. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
  7236. mem_tbl = mem_tbl_5755;
  7237. else
  7238. mem_tbl = mem_tbl_5705;
  7239. } else
  7240. mem_tbl = mem_tbl_570x;
  7241. for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
  7242. if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
  7243. mem_tbl[i].len)) != 0)
  7244. break;
  7245. }
  7246. return err;
  7247. }
  7248. #define TG3_MAC_LOOPBACK 0
  7249. #define TG3_PHY_LOOPBACK 1
  7250. static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
  7251. {
  7252. u32 mac_mode, rx_start_idx, rx_idx, tx_idx, opaque_key;
  7253. u32 desc_idx;
  7254. struct sk_buff *skb, *rx_skb;
  7255. u8 *tx_data;
  7256. dma_addr_t map;
  7257. int num_pkts, tx_len, rx_len, i, err;
  7258. struct tg3_rx_buffer_desc *desc;
  7259. if (loopback_mode == TG3_MAC_LOOPBACK) {
  7260. /* HW errata - mac loopback fails in some cases on 5780.
  7261. * Normal traffic and PHY loopback are not affected by
  7262. * errata.
  7263. */
  7264. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7265. return 0;
  7266. mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
  7267. MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY |
  7268. MAC_MODE_PORT_MODE_GMII;
  7269. tw32(MAC_MODE, mac_mode);
  7270. } else if (loopback_mode == TG3_PHY_LOOPBACK) {
  7271. tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK | BMCR_FULLDPLX |
  7272. BMCR_SPEED1000);
  7273. udelay(40);
  7274. /* reset to prevent losing 1st rx packet intermittently */
  7275. if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  7276. tw32_f(MAC_RX_MODE, RX_MODE_RESET);
  7277. udelay(10);
  7278. tw32_f(MAC_RX_MODE, tp->rx_mode);
  7279. }
  7280. mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
  7281. MAC_MODE_LINK_POLARITY | MAC_MODE_PORT_MODE_GMII;
  7282. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  7283. mac_mode &= ~MAC_MODE_LINK_POLARITY;
  7284. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  7285. MII_TG3_EXT_CTRL_LNK3_LED_MODE);
  7286. }
  7287. tw32(MAC_MODE, mac_mode);
  7288. }
  7289. else
  7290. return -EINVAL;
  7291. err = -EIO;
  7292. tx_len = 1514;
  7293. skb = dev_alloc_skb(tx_len);
  7294. if (!skb)
  7295. return -ENOMEM;
  7296. tx_data = skb_put(skb, tx_len);
  7297. memcpy(tx_data, tp->dev->dev_addr, 6);
  7298. memset(tx_data + 6, 0x0, 8);
  7299. tw32(MAC_RX_MTU_SIZE, tx_len + 4);
  7300. for (i = 14; i < tx_len; i++)
  7301. tx_data[i] = (u8) (i & 0xff);
  7302. map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE);
  7303. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  7304. HOSTCC_MODE_NOW);
  7305. udelay(10);
  7306. rx_start_idx = tp->hw_status->idx[0].rx_producer;
  7307. num_pkts = 0;
  7308. tg3_set_txd(tp, tp->tx_prod, map, tx_len, 0, 1);
  7309. tp->tx_prod++;
  7310. num_pkts++;
  7311. tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW,
  7312. tp->tx_prod);
  7313. tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
  7314. udelay(10);
  7315. for (i = 0; i < 10; i++) {
  7316. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  7317. HOSTCC_MODE_NOW);
  7318. udelay(10);
  7319. tx_idx = tp->hw_status->idx[0].tx_consumer;
  7320. rx_idx = tp->hw_status->idx[0].rx_producer;
  7321. if ((tx_idx == tp->tx_prod) &&
  7322. (rx_idx == (rx_start_idx + num_pkts)))
  7323. break;
  7324. }
  7325. pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
  7326. dev_kfree_skb(skb);
  7327. if (tx_idx != tp->tx_prod)
  7328. goto out;
  7329. if (rx_idx != rx_start_idx + num_pkts)
  7330. goto out;
  7331. desc = &tp->rx_rcb[rx_start_idx];
  7332. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  7333. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  7334. if (opaque_key != RXD_OPAQUE_RING_STD)
  7335. goto out;
  7336. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  7337. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII))
  7338. goto out;
  7339. rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4;
  7340. if (rx_len != tx_len)
  7341. goto out;
  7342. rx_skb = tp->rx_std_buffers[desc_idx].skb;
  7343. map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
  7344. pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
  7345. for (i = 14; i < tx_len; i++) {
  7346. if (*(rx_skb->data + i) != (u8) (i & 0xff))
  7347. goto out;
  7348. }
  7349. err = 0;
  7350. /* tg3_free_rings will unmap and free the rx_skb */
  7351. out:
  7352. return err;
  7353. }
  7354. #define TG3_MAC_LOOPBACK_FAILED 1
  7355. #define TG3_PHY_LOOPBACK_FAILED 2
  7356. #define TG3_LOOPBACK_FAILED (TG3_MAC_LOOPBACK_FAILED | \
  7357. TG3_PHY_LOOPBACK_FAILED)
  7358. static int tg3_test_loopback(struct tg3 *tp)
  7359. {
  7360. int err = 0;
  7361. if (!netif_running(tp->dev))
  7362. return TG3_LOOPBACK_FAILED;
  7363. tg3_reset_hw(tp, 1);
  7364. if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK))
  7365. err |= TG3_MAC_LOOPBACK_FAILED;
  7366. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  7367. if (tg3_run_loopback(tp, TG3_PHY_LOOPBACK))
  7368. err |= TG3_PHY_LOOPBACK_FAILED;
  7369. }
  7370. return err;
  7371. }
  7372. static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
  7373. u64 *data)
  7374. {
  7375. struct tg3 *tp = netdev_priv(dev);
  7376. if (tp->link_config.phy_is_low_power)
  7377. tg3_set_power_state(tp, PCI_D0);
  7378. memset(data, 0, sizeof(u64) * TG3_NUM_TEST);
  7379. if (tg3_test_nvram(tp) != 0) {
  7380. etest->flags |= ETH_TEST_FL_FAILED;
  7381. data[0] = 1;
  7382. }
  7383. if (tg3_test_link(tp) != 0) {
  7384. etest->flags |= ETH_TEST_FL_FAILED;
  7385. data[1] = 1;
  7386. }
  7387. if (etest->flags & ETH_TEST_FL_OFFLINE) {
  7388. int err, irq_sync = 0;
  7389. if (netif_running(dev)) {
  7390. tg3_netif_stop(tp);
  7391. irq_sync = 1;
  7392. }
  7393. tg3_full_lock(tp, irq_sync);
  7394. tg3_halt(tp, RESET_KIND_SUSPEND, 1);
  7395. err = tg3_nvram_lock(tp);
  7396. tg3_halt_cpu(tp, RX_CPU_BASE);
  7397. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  7398. tg3_halt_cpu(tp, TX_CPU_BASE);
  7399. if (!err)
  7400. tg3_nvram_unlock(tp);
  7401. if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
  7402. tg3_phy_reset(tp);
  7403. if (tg3_test_registers(tp) != 0) {
  7404. etest->flags |= ETH_TEST_FL_FAILED;
  7405. data[2] = 1;
  7406. }
  7407. if (tg3_test_memory(tp) != 0) {
  7408. etest->flags |= ETH_TEST_FL_FAILED;
  7409. data[3] = 1;
  7410. }
  7411. if ((data[4] = tg3_test_loopback(tp)) != 0)
  7412. etest->flags |= ETH_TEST_FL_FAILED;
  7413. tg3_full_unlock(tp);
  7414. if (tg3_test_interrupt(tp) != 0) {
  7415. etest->flags |= ETH_TEST_FL_FAILED;
  7416. data[5] = 1;
  7417. }
  7418. tg3_full_lock(tp, 0);
  7419. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  7420. if (netif_running(dev)) {
  7421. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  7422. tg3_init_hw(tp, 1);
  7423. tg3_netif_start(tp);
  7424. }
  7425. tg3_full_unlock(tp);
  7426. }
  7427. if (tp->link_config.phy_is_low_power)
  7428. tg3_set_power_state(tp, PCI_D3hot);
  7429. }
  7430. static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
  7431. {
  7432. struct mii_ioctl_data *data = if_mii(ifr);
  7433. struct tg3 *tp = netdev_priv(dev);
  7434. int err;
  7435. switch(cmd) {
  7436. case SIOCGMIIPHY:
  7437. data->phy_id = PHY_ADDR;
  7438. /* fallthru */
  7439. case SIOCGMIIREG: {
  7440. u32 mii_regval;
  7441. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  7442. break; /* We have no PHY */
  7443. if (tp->link_config.phy_is_low_power)
  7444. return -EAGAIN;
  7445. spin_lock_bh(&tp->lock);
  7446. err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
  7447. spin_unlock_bh(&tp->lock);
  7448. data->val_out = mii_regval;
  7449. return err;
  7450. }
  7451. case SIOCSMIIREG:
  7452. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  7453. break; /* We have no PHY */
  7454. if (!capable(CAP_NET_ADMIN))
  7455. return -EPERM;
  7456. if (tp->link_config.phy_is_low_power)
  7457. return -EAGAIN;
  7458. spin_lock_bh(&tp->lock);
  7459. err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
  7460. spin_unlock_bh(&tp->lock);
  7461. return err;
  7462. default:
  7463. /* do nothing */
  7464. break;
  7465. }
  7466. return -EOPNOTSUPP;
  7467. }
  7468. #if TG3_VLAN_TAG_USED
  7469. static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
  7470. {
  7471. struct tg3 *tp = netdev_priv(dev);
  7472. if (netif_running(dev))
  7473. tg3_netif_stop(tp);
  7474. tg3_full_lock(tp, 0);
  7475. tp->vlgrp = grp;
  7476. /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
  7477. __tg3_set_rx_mode(dev);
  7478. tg3_full_unlock(tp);
  7479. if (netif_running(dev))
  7480. tg3_netif_start(tp);
  7481. }
  7482. static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
  7483. {
  7484. struct tg3 *tp = netdev_priv(dev);
  7485. if (netif_running(dev))
  7486. tg3_netif_stop(tp);
  7487. tg3_full_lock(tp, 0);
  7488. if (tp->vlgrp)
  7489. tp->vlgrp->vlan_devices[vid] = NULL;
  7490. tg3_full_unlock(tp);
  7491. if (netif_running(dev))
  7492. tg3_netif_start(tp);
  7493. }
  7494. #endif
  7495. static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  7496. {
  7497. struct tg3 *tp = netdev_priv(dev);
  7498. memcpy(ec, &tp->coal, sizeof(*ec));
  7499. return 0;
  7500. }
  7501. static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  7502. {
  7503. struct tg3 *tp = netdev_priv(dev);
  7504. u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0;
  7505. u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0;
  7506. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  7507. max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT;
  7508. max_txcoal_tick_int = MAX_TXCOAL_TICK_INT;
  7509. max_stat_coal_ticks = MAX_STAT_COAL_TICKS;
  7510. min_stat_coal_ticks = MIN_STAT_COAL_TICKS;
  7511. }
  7512. if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) ||
  7513. (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) ||
  7514. (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) ||
  7515. (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) ||
  7516. (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) ||
  7517. (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) ||
  7518. (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) ||
  7519. (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) ||
  7520. (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) ||
  7521. (ec->stats_block_coalesce_usecs < min_stat_coal_ticks))
  7522. return -EINVAL;
  7523. /* No rx interrupts will be generated if both are zero */
  7524. if ((ec->rx_coalesce_usecs == 0) &&
  7525. (ec->rx_max_coalesced_frames == 0))
  7526. return -EINVAL;
  7527. /* No tx interrupts will be generated if both are zero */
  7528. if ((ec->tx_coalesce_usecs == 0) &&
  7529. (ec->tx_max_coalesced_frames == 0))
  7530. return -EINVAL;
  7531. /* Only copy relevant parameters, ignore all others. */
  7532. tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs;
  7533. tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs;
  7534. tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames;
  7535. tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames;
  7536. tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq;
  7537. tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq;
  7538. tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq;
  7539. tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq;
  7540. tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs;
  7541. if (netif_running(dev)) {
  7542. tg3_full_lock(tp, 0);
  7543. __tg3_set_coalesce(tp, &tp->coal);
  7544. tg3_full_unlock(tp);
  7545. }
  7546. return 0;
  7547. }
  7548. static struct ethtool_ops tg3_ethtool_ops = {
  7549. .get_settings = tg3_get_settings,
  7550. .set_settings = tg3_set_settings,
  7551. .get_drvinfo = tg3_get_drvinfo,
  7552. .get_regs_len = tg3_get_regs_len,
  7553. .get_regs = tg3_get_regs,
  7554. .get_wol = tg3_get_wol,
  7555. .set_wol = tg3_set_wol,
  7556. .get_msglevel = tg3_get_msglevel,
  7557. .set_msglevel = tg3_set_msglevel,
  7558. .nway_reset = tg3_nway_reset,
  7559. .get_link = ethtool_op_get_link,
  7560. .get_eeprom_len = tg3_get_eeprom_len,
  7561. .get_eeprom = tg3_get_eeprom,
  7562. .set_eeprom = tg3_set_eeprom,
  7563. .get_ringparam = tg3_get_ringparam,
  7564. .set_ringparam = tg3_set_ringparam,
  7565. .get_pauseparam = tg3_get_pauseparam,
  7566. .set_pauseparam = tg3_set_pauseparam,
  7567. .get_rx_csum = tg3_get_rx_csum,
  7568. .set_rx_csum = tg3_set_rx_csum,
  7569. .get_tx_csum = ethtool_op_get_tx_csum,
  7570. .set_tx_csum = tg3_set_tx_csum,
  7571. .get_sg = ethtool_op_get_sg,
  7572. .set_sg = ethtool_op_set_sg,
  7573. #if TG3_TSO_SUPPORT != 0
  7574. .get_tso = ethtool_op_get_tso,
  7575. .set_tso = tg3_set_tso,
  7576. #endif
  7577. .self_test_count = tg3_get_test_count,
  7578. .self_test = tg3_self_test,
  7579. .get_strings = tg3_get_strings,
  7580. .phys_id = tg3_phys_id,
  7581. .get_stats_count = tg3_get_stats_count,
  7582. .get_ethtool_stats = tg3_get_ethtool_stats,
  7583. .get_coalesce = tg3_get_coalesce,
  7584. .set_coalesce = tg3_set_coalesce,
  7585. .get_perm_addr = ethtool_op_get_perm_addr,
  7586. };
  7587. static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
  7588. {
  7589. u32 cursize, val, magic;
  7590. tp->nvram_size = EEPROM_CHIP_SIZE;
  7591. if (tg3_nvram_read_swab(tp, 0, &magic) != 0)
  7592. return;
  7593. if ((magic != TG3_EEPROM_MAGIC) && ((magic & 0xff000000) != 0xa5000000))
  7594. return;
  7595. /*
  7596. * Size the chip by reading offsets at increasing powers of two.
  7597. * When we encounter our validation signature, we know the addressing
  7598. * has wrapped around, and thus have our chip size.
  7599. */
  7600. cursize = 0x10;
  7601. while (cursize < tp->nvram_size) {
  7602. if (tg3_nvram_read_swab(tp, cursize, &val) != 0)
  7603. return;
  7604. if (val == magic)
  7605. break;
  7606. cursize <<= 1;
  7607. }
  7608. tp->nvram_size = cursize;
  7609. }
  7610. static void __devinit tg3_get_nvram_size(struct tg3 *tp)
  7611. {
  7612. u32 val;
  7613. if (tg3_nvram_read_swab(tp, 0, &val) != 0)
  7614. return;
  7615. /* Selfboot format */
  7616. if (val != TG3_EEPROM_MAGIC) {
  7617. tg3_get_eeprom_size(tp);
  7618. return;
  7619. }
  7620. if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
  7621. if (val != 0) {
  7622. tp->nvram_size = (val >> 16) * 1024;
  7623. return;
  7624. }
  7625. }
  7626. tp->nvram_size = 0x20000;
  7627. }
  7628. static void __devinit tg3_get_nvram_info(struct tg3 *tp)
  7629. {
  7630. u32 nvcfg1;
  7631. nvcfg1 = tr32(NVRAM_CFG1);
  7632. if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
  7633. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7634. }
  7635. else {
  7636. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  7637. tw32(NVRAM_CFG1, nvcfg1);
  7638. }
  7639. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) ||
  7640. (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
  7641. switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) {
  7642. case FLASH_VENDOR_ATMEL_FLASH_BUFFERED:
  7643. tp->nvram_jedecnum = JEDEC_ATMEL;
  7644. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  7645. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7646. break;
  7647. case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED:
  7648. tp->nvram_jedecnum = JEDEC_ATMEL;
  7649. tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE;
  7650. break;
  7651. case FLASH_VENDOR_ATMEL_EEPROM:
  7652. tp->nvram_jedecnum = JEDEC_ATMEL;
  7653. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  7654. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7655. break;
  7656. case FLASH_VENDOR_ST:
  7657. tp->nvram_jedecnum = JEDEC_ST;
  7658. tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE;
  7659. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7660. break;
  7661. case FLASH_VENDOR_SAIFUN:
  7662. tp->nvram_jedecnum = JEDEC_SAIFUN;
  7663. tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE;
  7664. break;
  7665. case FLASH_VENDOR_SST_SMALL:
  7666. case FLASH_VENDOR_SST_LARGE:
  7667. tp->nvram_jedecnum = JEDEC_SST;
  7668. tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE;
  7669. break;
  7670. }
  7671. }
  7672. else {
  7673. tp->nvram_jedecnum = JEDEC_ATMEL;
  7674. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  7675. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7676. }
  7677. }
  7678. static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
  7679. {
  7680. u32 nvcfg1;
  7681. nvcfg1 = tr32(NVRAM_CFG1);
  7682. /* NVRAM protection for TPM */
  7683. if (nvcfg1 & (1 << 27))
  7684. tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
  7685. switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
  7686. case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ:
  7687. case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ:
  7688. tp->nvram_jedecnum = JEDEC_ATMEL;
  7689. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7690. break;
  7691. case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
  7692. tp->nvram_jedecnum = JEDEC_ATMEL;
  7693. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7694. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7695. break;
  7696. case FLASH_5752VENDOR_ST_M45PE10:
  7697. case FLASH_5752VENDOR_ST_M45PE20:
  7698. case FLASH_5752VENDOR_ST_M45PE40:
  7699. tp->nvram_jedecnum = JEDEC_ST;
  7700. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7701. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7702. break;
  7703. }
  7704. if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
  7705. switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
  7706. case FLASH_5752PAGE_SIZE_256:
  7707. tp->nvram_pagesize = 256;
  7708. break;
  7709. case FLASH_5752PAGE_SIZE_512:
  7710. tp->nvram_pagesize = 512;
  7711. break;
  7712. case FLASH_5752PAGE_SIZE_1K:
  7713. tp->nvram_pagesize = 1024;
  7714. break;
  7715. case FLASH_5752PAGE_SIZE_2K:
  7716. tp->nvram_pagesize = 2048;
  7717. break;
  7718. case FLASH_5752PAGE_SIZE_4K:
  7719. tp->nvram_pagesize = 4096;
  7720. break;
  7721. case FLASH_5752PAGE_SIZE_264:
  7722. tp->nvram_pagesize = 264;
  7723. break;
  7724. }
  7725. }
  7726. else {
  7727. /* For eeprom, set pagesize to maximum eeprom size */
  7728. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  7729. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  7730. tw32(NVRAM_CFG1, nvcfg1);
  7731. }
  7732. }
  7733. static void __devinit tg3_get_5755_nvram_info(struct tg3 *tp)
  7734. {
  7735. u32 nvcfg1;
  7736. nvcfg1 = tr32(NVRAM_CFG1);
  7737. /* NVRAM protection for TPM */
  7738. if (nvcfg1 & (1 << 27))
  7739. tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
  7740. switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
  7741. case FLASH_5755VENDOR_ATMEL_EEPROM_64KHZ:
  7742. case FLASH_5755VENDOR_ATMEL_EEPROM_376KHZ:
  7743. tp->nvram_jedecnum = JEDEC_ATMEL;
  7744. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7745. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  7746. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  7747. tw32(NVRAM_CFG1, nvcfg1);
  7748. break;
  7749. case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
  7750. case FLASH_5755VENDOR_ATMEL_FLASH_1:
  7751. case FLASH_5755VENDOR_ATMEL_FLASH_2:
  7752. case FLASH_5755VENDOR_ATMEL_FLASH_3:
  7753. case FLASH_5755VENDOR_ATMEL_FLASH_4:
  7754. tp->nvram_jedecnum = JEDEC_ATMEL;
  7755. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7756. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7757. tp->nvram_pagesize = 264;
  7758. break;
  7759. case FLASH_5752VENDOR_ST_M45PE10:
  7760. case FLASH_5752VENDOR_ST_M45PE20:
  7761. case FLASH_5752VENDOR_ST_M45PE40:
  7762. tp->nvram_jedecnum = JEDEC_ST;
  7763. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7764. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7765. tp->nvram_pagesize = 256;
  7766. break;
  7767. }
  7768. }
  7769. static void __devinit tg3_get_5787_nvram_info(struct tg3 *tp)
  7770. {
  7771. u32 nvcfg1;
  7772. nvcfg1 = tr32(NVRAM_CFG1);
  7773. switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
  7774. case FLASH_5787VENDOR_ATMEL_EEPROM_64KHZ:
  7775. case FLASH_5787VENDOR_ATMEL_EEPROM_376KHZ:
  7776. case FLASH_5787VENDOR_MICRO_EEPROM_64KHZ:
  7777. case FLASH_5787VENDOR_MICRO_EEPROM_376KHZ:
  7778. tp->nvram_jedecnum = JEDEC_ATMEL;
  7779. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7780. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  7781. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  7782. tw32(NVRAM_CFG1, nvcfg1);
  7783. break;
  7784. case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
  7785. case FLASH_5755VENDOR_ATMEL_FLASH_1:
  7786. case FLASH_5755VENDOR_ATMEL_FLASH_2:
  7787. case FLASH_5755VENDOR_ATMEL_FLASH_3:
  7788. tp->nvram_jedecnum = JEDEC_ATMEL;
  7789. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7790. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7791. tp->nvram_pagesize = 264;
  7792. break;
  7793. case FLASH_5752VENDOR_ST_M45PE10:
  7794. case FLASH_5752VENDOR_ST_M45PE20:
  7795. case FLASH_5752VENDOR_ST_M45PE40:
  7796. tp->nvram_jedecnum = JEDEC_ST;
  7797. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7798. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7799. tp->nvram_pagesize = 256;
  7800. break;
  7801. }
  7802. }
  7803. /* Chips other than 5700/5701 use the NVRAM for fetching info. */
  7804. static void __devinit tg3_nvram_init(struct tg3 *tp)
  7805. {
  7806. int j;
  7807. tw32_f(GRC_EEPROM_ADDR,
  7808. (EEPROM_ADDR_FSM_RESET |
  7809. (EEPROM_DEFAULT_CLOCK_PERIOD <<
  7810. EEPROM_ADDR_CLKPERD_SHIFT)));
  7811. /* XXX schedule_timeout() ... */
  7812. for (j = 0; j < 100; j++)
  7813. udelay(10);
  7814. /* Enable seeprom accesses. */
  7815. tw32_f(GRC_LOCAL_CTRL,
  7816. tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);
  7817. udelay(100);
  7818. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  7819. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
  7820. tp->tg3_flags |= TG3_FLAG_NVRAM;
  7821. if (tg3_nvram_lock(tp)) {
  7822. printk(KERN_WARNING PFX "%s: Cannot get nvarm lock, "
  7823. "tg3_nvram_init failed.\n", tp->dev->name);
  7824. return;
  7825. }
  7826. tg3_enable_nvram_access(tp);
  7827. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  7828. tg3_get_5752_nvram_info(tp);
  7829. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
  7830. tg3_get_5755_nvram_info(tp);
  7831. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
  7832. tg3_get_5787_nvram_info(tp);
  7833. else
  7834. tg3_get_nvram_info(tp);
  7835. tg3_get_nvram_size(tp);
  7836. tg3_disable_nvram_access(tp);
  7837. tg3_nvram_unlock(tp);
  7838. } else {
  7839. tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
  7840. tg3_get_eeprom_size(tp);
  7841. }
  7842. }
  7843. static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
  7844. u32 offset, u32 *val)
  7845. {
  7846. u32 tmp;
  7847. int i;
  7848. if (offset > EEPROM_ADDR_ADDR_MASK ||
  7849. (offset % 4) != 0)
  7850. return -EINVAL;
  7851. tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
  7852. EEPROM_ADDR_DEVID_MASK |
  7853. EEPROM_ADDR_READ);
  7854. tw32(GRC_EEPROM_ADDR,
  7855. tmp |
  7856. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  7857. ((offset << EEPROM_ADDR_ADDR_SHIFT) &
  7858. EEPROM_ADDR_ADDR_MASK) |
  7859. EEPROM_ADDR_READ | EEPROM_ADDR_START);
  7860. for (i = 0; i < 10000; i++) {
  7861. tmp = tr32(GRC_EEPROM_ADDR);
  7862. if (tmp & EEPROM_ADDR_COMPLETE)
  7863. break;
  7864. udelay(100);
  7865. }
  7866. if (!(tmp & EEPROM_ADDR_COMPLETE))
  7867. return -EBUSY;
  7868. *val = tr32(GRC_EEPROM_DATA);
  7869. return 0;
  7870. }
  7871. #define NVRAM_CMD_TIMEOUT 10000
  7872. static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
  7873. {
  7874. int i;
  7875. tw32(NVRAM_CMD, nvram_cmd);
  7876. for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
  7877. udelay(10);
  7878. if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
  7879. udelay(10);
  7880. break;
  7881. }
  7882. }
  7883. if (i == NVRAM_CMD_TIMEOUT) {
  7884. return -EBUSY;
  7885. }
  7886. return 0;
  7887. }
  7888. static u32 tg3_nvram_phys_addr(struct tg3 *tp, u32 addr)
  7889. {
  7890. if ((tp->tg3_flags & TG3_FLAG_NVRAM) &&
  7891. (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
  7892. (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  7893. (tp->nvram_jedecnum == JEDEC_ATMEL))
  7894. addr = ((addr / tp->nvram_pagesize) <<
  7895. ATMEL_AT45DB0X1B_PAGE_POS) +
  7896. (addr % tp->nvram_pagesize);
  7897. return addr;
  7898. }
  7899. static u32 tg3_nvram_logical_addr(struct tg3 *tp, u32 addr)
  7900. {
  7901. if ((tp->tg3_flags & TG3_FLAG_NVRAM) &&
  7902. (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
  7903. (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  7904. (tp->nvram_jedecnum == JEDEC_ATMEL))
  7905. addr = ((addr >> ATMEL_AT45DB0X1B_PAGE_POS) *
  7906. tp->nvram_pagesize) +
  7907. (addr & ((1 << ATMEL_AT45DB0X1B_PAGE_POS) - 1));
  7908. return addr;
  7909. }
  7910. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
  7911. {
  7912. int ret;
  7913. if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
  7914. return tg3_nvram_read_using_eeprom(tp, offset, val);
  7915. offset = tg3_nvram_phys_addr(tp, offset);
  7916. if (offset > NVRAM_ADDR_MSK)
  7917. return -EINVAL;
  7918. ret = tg3_nvram_lock(tp);
  7919. if (ret)
  7920. return ret;
  7921. tg3_enable_nvram_access(tp);
  7922. tw32(NVRAM_ADDR, offset);
  7923. ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
  7924. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
  7925. if (ret == 0)
  7926. *val = swab32(tr32(NVRAM_RDDATA));
  7927. tg3_disable_nvram_access(tp);
  7928. tg3_nvram_unlock(tp);
  7929. return ret;
  7930. }
  7931. static int tg3_nvram_read_swab(struct tg3 *tp, u32 offset, u32 *val)
  7932. {
  7933. int err;
  7934. u32 tmp;
  7935. err = tg3_nvram_read(tp, offset, &tmp);
  7936. *val = swab32(tmp);
  7937. return err;
  7938. }
  7939. static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
  7940. u32 offset, u32 len, u8 *buf)
  7941. {
  7942. int i, j, rc = 0;
  7943. u32 val;
  7944. for (i = 0; i < len; i += 4) {
  7945. u32 addr, data;
  7946. addr = offset + i;
  7947. memcpy(&data, buf + i, 4);
  7948. tw32(GRC_EEPROM_DATA, cpu_to_le32(data));
  7949. val = tr32(GRC_EEPROM_ADDR);
  7950. tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
  7951. val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK |
  7952. EEPROM_ADDR_READ);
  7953. tw32(GRC_EEPROM_ADDR, val |
  7954. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  7955. (addr & EEPROM_ADDR_ADDR_MASK) |
  7956. EEPROM_ADDR_START |
  7957. EEPROM_ADDR_WRITE);
  7958. for (j = 0; j < 10000; j++) {
  7959. val = tr32(GRC_EEPROM_ADDR);
  7960. if (val & EEPROM_ADDR_COMPLETE)
  7961. break;
  7962. udelay(100);
  7963. }
  7964. if (!(val & EEPROM_ADDR_COMPLETE)) {
  7965. rc = -EBUSY;
  7966. break;
  7967. }
  7968. }
  7969. return rc;
  7970. }
  7971. /* offset and length are dword aligned */
  7972. static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
  7973. u8 *buf)
  7974. {
  7975. int ret = 0;
  7976. u32 pagesize = tp->nvram_pagesize;
  7977. u32 pagemask = pagesize - 1;
  7978. u32 nvram_cmd;
  7979. u8 *tmp;
  7980. tmp = kmalloc(pagesize, GFP_KERNEL);
  7981. if (tmp == NULL)
  7982. return -ENOMEM;
  7983. while (len) {
  7984. int j;
  7985. u32 phy_addr, page_off, size;
  7986. phy_addr = offset & ~pagemask;
  7987. for (j = 0; j < pagesize; j += 4) {
  7988. if ((ret = tg3_nvram_read(tp, phy_addr + j,
  7989. (u32 *) (tmp + j))))
  7990. break;
  7991. }
  7992. if (ret)
  7993. break;
  7994. page_off = offset & pagemask;
  7995. size = pagesize;
  7996. if (len < size)
  7997. size = len;
  7998. len -= size;
  7999. memcpy(tmp + page_off, buf, size);
  8000. offset = offset + (pagesize - page_off);
  8001. tg3_enable_nvram_access(tp);
  8002. /*
  8003. * Before we can erase the flash page, we need
  8004. * to issue a special "write enable" command.
  8005. */
  8006. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  8007. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  8008. break;
  8009. /* Erase the target page */
  8010. tw32(NVRAM_ADDR, phy_addr);
  8011. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
  8012. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
  8013. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  8014. break;
  8015. /* Issue another write enable to start the write. */
  8016. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  8017. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  8018. break;
  8019. for (j = 0; j < pagesize; j += 4) {
  8020. u32 data;
  8021. data = *((u32 *) (tmp + j));
  8022. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  8023. tw32(NVRAM_ADDR, phy_addr + j);
  8024. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE |
  8025. NVRAM_CMD_WR;
  8026. if (j == 0)
  8027. nvram_cmd |= NVRAM_CMD_FIRST;
  8028. else if (j == (pagesize - 4))
  8029. nvram_cmd |= NVRAM_CMD_LAST;
  8030. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  8031. break;
  8032. }
  8033. if (ret)
  8034. break;
  8035. }
  8036. nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  8037. tg3_nvram_exec_cmd(tp, nvram_cmd);
  8038. kfree(tmp);
  8039. return ret;
  8040. }
  8041. /* offset and length are dword aligned */
  8042. static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
  8043. u8 *buf)
  8044. {
  8045. int i, ret = 0;
  8046. for (i = 0; i < len; i += 4, offset += 4) {
  8047. u32 data, page_off, phy_addr, nvram_cmd;
  8048. memcpy(&data, buf + i, 4);
  8049. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  8050. page_off = offset % tp->nvram_pagesize;
  8051. phy_addr = tg3_nvram_phys_addr(tp, offset);
  8052. tw32(NVRAM_ADDR, phy_addr);
  8053. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
  8054. if ((page_off == 0) || (i == 0))
  8055. nvram_cmd |= NVRAM_CMD_FIRST;
  8056. if (page_off == (tp->nvram_pagesize - 4))
  8057. nvram_cmd |= NVRAM_CMD_LAST;
  8058. if (i == (len - 4))
  8059. nvram_cmd |= NVRAM_CMD_LAST;
  8060. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752) &&
  8061. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755) &&
  8062. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787) &&
  8063. (tp->nvram_jedecnum == JEDEC_ST) &&
  8064. (nvram_cmd & NVRAM_CMD_FIRST)) {
  8065. if ((ret = tg3_nvram_exec_cmd(tp,
  8066. NVRAM_CMD_WREN | NVRAM_CMD_GO |
  8067. NVRAM_CMD_DONE)))
  8068. break;
  8069. }
  8070. if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  8071. /* We always do complete word writes to eeprom. */
  8072. nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);
  8073. }
  8074. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  8075. break;
  8076. }
  8077. return ret;
  8078. }
  8079. /* offset and length are dword aligned */
  8080. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
  8081. {
  8082. int ret;
  8083. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  8084. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
  8085. ~GRC_LCLCTRL_GPIO_OUTPUT1);
  8086. udelay(40);
  8087. }
  8088. if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) {
  8089. ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf);
  8090. }
  8091. else {
  8092. u32 grc_mode;
  8093. ret = tg3_nvram_lock(tp);
  8094. if (ret)
  8095. return ret;
  8096. tg3_enable_nvram_access(tp);
  8097. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  8098. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM))
  8099. tw32(NVRAM_WRITE1, 0x406);
  8100. grc_mode = tr32(GRC_MODE);
  8101. tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE);
  8102. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) ||
  8103. !(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  8104. ret = tg3_nvram_write_block_buffered(tp, offset, len,
  8105. buf);
  8106. }
  8107. else {
  8108. ret = tg3_nvram_write_block_unbuffered(tp, offset, len,
  8109. buf);
  8110. }
  8111. grc_mode = tr32(GRC_MODE);
  8112. tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE);
  8113. tg3_disable_nvram_access(tp);
  8114. tg3_nvram_unlock(tp);
  8115. }
  8116. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  8117. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  8118. udelay(40);
  8119. }
  8120. return ret;
  8121. }
  8122. struct subsys_tbl_ent {
  8123. u16 subsys_vendor, subsys_devid;
  8124. u32 phy_id;
  8125. };
  8126. static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
  8127. /* Broadcom boards. */
  8128. { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
  8129. { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
  8130. { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
  8131. { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 }, /* BCM95700A9 */
  8132. { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
  8133. { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
  8134. { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 }, /* BCM95701A7 */
  8135. { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
  8136. { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
  8137. { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */
  8138. { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */
  8139. /* 3com boards. */
  8140. { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
  8141. { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
  8142. { PCI_VENDOR_ID_3COM, 0x1004, 0 }, /* 3C996SX */
  8143. { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
  8144. { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */
  8145. /* DELL boards. */
  8146. { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
  8147. { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
  8148. { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
  8149. { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
  8150. /* Compaq boards. */
  8151. { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
  8152. { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
  8153. { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 }, /* CHANGELING */
  8154. { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
  8155. { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */
  8156. /* IBM boards. */
  8157. { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */
  8158. };
  8159. static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp)
  8160. {
  8161. int i;
  8162. for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) {
  8163. if ((subsys_id_to_phy_id[i].subsys_vendor ==
  8164. tp->pdev->subsystem_vendor) &&
  8165. (subsys_id_to_phy_id[i].subsys_devid ==
  8166. tp->pdev->subsystem_device))
  8167. return &subsys_id_to_phy_id[i];
  8168. }
  8169. return NULL;
  8170. }
  8171. static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
  8172. {
  8173. u32 val;
  8174. u16 pmcsr;
  8175. /* On some early chips the SRAM cannot be accessed in D3hot state,
  8176. * so need make sure we're in D0.
  8177. */
  8178. pci_read_config_word(tp->pdev, tp->pm_cap + PCI_PM_CTRL, &pmcsr);
  8179. pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
  8180. pci_write_config_word(tp->pdev, tp->pm_cap + PCI_PM_CTRL, pmcsr);
  8181. msleep(1);
  8182. /* Make sure register accesses (indirect or otherwise)
  8183. * will function correctly.
  8184. */
  8185. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  8186. tp->misc_host_ctrl);
  8187. /* The memory arbiter has to be enabled in order for SRAM accesses
  8188. * to succeed. Normally on powerup the tg3 chip firmware will make
  8189. * sure it is enabled, but other entities such as system netboot
  8190. * code might disable it.
  8191. */
  8192. val = tr32(MEMARB_MODE);
  8193. tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
  8194. tp->phy_id = PHY_ID_INVALID;
  8195. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  8196. /* Assume an onboard device by default. */
  8197. tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
  8198. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  8199. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  8200. u32 nic_cfg, led_cfg;
  8201. u32 nic_phy_id, ver, cfg2 = 0, eeprom_phy_id;
  8202. int eeprom_phy_serdes = 0;
  8203. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  8204. tp->nic_sram_data_cfg = nic_cfg;
  8205. tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver);
  8206. ver >>= NIC_SRAM_DATA_VER_SHIFT;
  8207. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  8208. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  8209. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) &&
  8210. (ver > 0) && (ver < 0x100))
  8211. tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2);
  8212. if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
  8213. NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER)
  8214. eeprom_phy_serdes = 1;
  8215. tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
  8216. if (nic_phy_id != 0) {
  8217. u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
  8218. u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;
  8219. eeprom_phy_id = (id1 >> 16) << 10;
  8220. eeprom_phy_id |= (id2 & 0xfc00) << 16;
  8221. eeprom_phy_id |= (id2 & 0x03ff) << 0;
  8222. } else
  8223. eeprom_phy_id = 0;
  8224. tp->phy_id = eeprom_phy_id;
  8225. if (eeprom_phy_serdes) {
  8226. if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
  8227. tp->tg3_flags2 |= TG3_FLG2_MII_SERDES;
  8228. else
  8229. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  8230. }
  8231. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  8232. led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK |
  8233. SHASTA_EXT_LED_MODE_MASK);
  8234. else
  8235. led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK;
  8236. switch (led_cfg) {
  8237. default:
  8238. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1:
  8239. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  8240. break;
  8241. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2:
  8242. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  8243. break;
  8244. case NIC_SRAM_DATA_CFG_LED_MODE_MAC:
  8245. tp->led_ctrl = LED_CTRL_MODE_MAC;
  8246. /* Default to PHY_1_MODE if 0 (MAC_MODE) is
  8247. * read on some older 5700/5701 bootcode.
  8248. */
  8249. if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
  8250. ASIC_REV_5700 ||
  8251. GET_ASIC_REV(tp->pci_chip_rev_id) ==
  8252. ASIC_REV_5701)
  8253. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  8254. break;
  8255. case SHASTA_EXT_LED_SHARED:
  8256. tp->led_ctrl = LED_CTRL_MODE_SHARED;
  8257. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
  8258. tp->pci_chip_rev_id != CHIPREV_ID_5750_A1)
  8259. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  8260. LED_CTRL_MODE_PHY_2);
  8261. break;
  8262. case SHASTA_EXT_LED_MAC:
  8263. tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC;
  8264. break;
  8265. case SHASTA_EXT_LED_COMBO:
  8266. tp->led_ctrl = LED_CTRL_MODE_COMBO;
  8267. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)
  8268. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  8269. LED_CTRL_MODE_PHY_2);
  8270. break;
  8271. };
  8272. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8273. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) &&
  8274. tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
  8275. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  8276. if (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP)
  8277. tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
  8278. else
  8279. tp->tg3_flags &= ~TG3_FLAG_EEPROM_WRITE_PROT;
  8280. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  8281. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  8282. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  8283. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  8284. }
  8285. if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)
  8286. tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP;
  8287. if (cfg2 & (1 << 17))
  8288. tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING;
  8289. /* serdes signal pre-emphasis in register 0x590 set by */
  8290. /* bootcode if bit 18 is set */
  8291. if (cfg2 & (1 << 18))
  8292. tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS;
  8293. }
  8294. }
  8295. static int __devinit tg3_phy_probe(struct tg3 *tp)
  8296. {
  8297. u32 hw_phy_id_1, hw_phy_id_2;
  8298. u32 hw_phy_id, hw_phy_id_masked;
  8299. int err;
  8300. /* Reading the PHY ID register can conflict with ASF
  8301. * firwmare access to the PHY hardware.
  8302. */
  8303. err = 0;
  8304. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  8305. hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID;
  8306. } else {
  8307. /* Now read the physical PHY_ID from the chip and verify
  8308. * that it is sane. If it doesn't look good, we fall back
  8309. * to either the hard-coded table based PHY_ID and failing
  8310. * that the value found in the eeprom area.
  8311. */
  8312. err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
  8313. err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);
  8314. hw_phy_id = (hw_phy_id_1 & 0xffff) << 10;
  8315. hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
  8316. hw_phy_id |= (hw_phy_id_2 & 0x03ff) << 0;
  8317. hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;
  8318. }
  8319. if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
  8320. tp->phy_id = hw_phy_id;
  8321. if (hw_phy_id_masked == PHY_ID_BCM8002)
  8322. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  8323. else
  8324. tp->tg3_flags2 &= ~TG3_FLG2_PHY_SERDES;
  8325. } else {
  8326. if (tp->phy_id != PHY_ID_INVALID) {
  8327. /* Do nothing, phy ID already set up in
  8328. * tg3_get_eeprom_hw_cfg().
  8329. */
  8330. } else {
  8331. struct subsys_tbl_ent *p;
  8332. /* No eeprom signature? Try the hardcoded
  8333. * subsys device table.
  8334. */
  8335. p = lookup_by_subsys(tp);
  8336. if (!p)
  8337. return -ENODEV;
  8338. tp->phy_id = p->phy_id;
  8339. if (!tp->phy_id ||
  8340. tp->phy_id == PHY_ID_BCM8002)
  8341. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  8342. }
  8343. }
  8344. if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) &&
  8345. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
  8346. u32 bmsr, adv_reg, tg3_ctrl;
  8347. tg3_readphy(tp, MII_BMSR, &bmsr);
  8348. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  8349. (bmsr & BMSR_LSTATUS))
  8350. goto skip_phy_reset;
  8351. err = tg3_phy_reset(tp);
  8352. if (err)
  8353. return err;
  8354. adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  8355. ADVERTISE_100HALF | ADVERTISE_100FULL |
  8356. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  8357. tg3_ctrl = 0;
  8358. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  8359. tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
  8360. MII_TG3_CTRL_ADV_1000_FULL);
  8361. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  8362. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  8363. tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER |
  8364. MII_TG3_CTRL_ENABLE_AS_MASTER);
  8365. }
  8366. if (!tg3_copper_is_advertising_all(tp)) {
  8367. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  8368. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  8369. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  8370. tg3_writephy(tp, MII_BMCR,
  8371. BMCR_ANENABLE | BMCR_ANRESTART);
  8372. }
  8373. tg3_phy_set_wirespeed(tp);
  8374. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  8375. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  8376. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  8377. }
  8378. skip_phy_reset:
  8379. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  8380. err = tg3_init_5401phy_dsp(tp);
  8381. if (err)
  8382. return err;
  8383. }
  8384. if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
  8385. err = tg3_init_5401phy_dsp(tp);
  8386. }
  8387. if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
  8388. tp->link_config.advertising =
  8389. (ADVERTISED_1000baseT_Half |
  8390. ADVERTISED_1000baseT_Full |
  8391. ADVERTISED_Autoneg |
  8392. ADVERTISED_FIBRE);
  8393. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  8394. tp->link_config.advertising &=
  8395. ~(ADVERTISED_1000baseT_Half |
  8396. ADVERTISED_1000baseT_Full);
  8397. return err;
  8398. }
  8399. static void __devinit tg3_read_partno(struct tg3 *tp)
  8400. {
  8401. unsigned char vpd_data[256];
  8402. int i;
  8403. u32 magic;
  8404. if (tg3_nvram_read_swab(tp, 0x0, &magic))
  8405. goto out_not_found;
  8406. if (magic == TG3_EEPROM_MAGIC) {
  8407. for (i = 0; i < 256; i += 4) {
  8408. u32 tmp;
  8409. if (tg3_nvram_read(tp, 0x100 + i, &tmp))
  8410. goto out_not_found;
  8411. vpd_data[i + 0] = ((tmp >> 0) & 0xff);
  8412. vpd_data[i + 1] = ((tmp >> 8) & 0xff);
  8413. vpd_data[i + 2] = ((tmp >> 16) & 0xff);
  8414. vpd_data[i + 3] = ((tmp >> 24) & 0xff);
  8415. }
  8416. } else {
  8417. int vpd_cap;
  8418. vpd_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_VPD);
  8419. for (i = 0; i < 256; i += 4) {
  8420. u32 tmp, j = 0;
  8421. u16 tmp16;
  8422. pci_write_config_word(tp->pdev, vpd_cap + PCI_VPD_ADDR,
  8423. i);
  8424. while (j++ < 100) {
  8425. pci_read_config_word(tp->pdev, vpd_cap +
  8426. PCI_VPD_ADDR, &tmp16);
  8427. if (tmp16 & 0x8000)
  8428. break;
  8429. msleep(1);
  8430. }
  8431. if (!(tmp16 & 0x8000))
  8432. goto out_not_found;
  8433. pci_read_config_dword(tp->pdev, vpd_cap + PCI_VPD_DATA,
  8434. &tmp);
  8435. tmp = cpu_to_le32(tmp);
  8436. memcpy(&vpd_data[i], &tmp, 4);
  8437. }
  8438. }
  8439. /* Now parse and find the part number. */
  8440. for (i = 0; i < 256; ) {
  8441. unsigned char val = vpd_data[i];
  8442. int block_end;
  8443. if (val == 0x82 || val == 0x91) {
  8444. i = (i + 3 +
  8445. (vpd_data[i + 1] +
  8446. (vpd_data[i + 2] << 8)));
  8447. continue;
  8448. }
  8449. if (val != 0x90)
  8450. goto out_not_found;
  8451. block_end = (i + 3 +
  8452. (vpd_data[i + 1] +
  8453. (vpd_data[i + 2] << 8)));
  8454. i += 3;
  8455. while (i < block_end) {
  8456. if (vpd_data[i + 0] == 'P' &&
  8457. vpd_data[i + 1] == 'N') {
  8458. int partno_len = vpd_data[i + 2];
  8459. if (partno_len > 24)
  8460. goto out_not_found;
  8461. memcpy(tp->board_part_number,
  8462. &vpd_data[i + 3],
  8463. partno_len);
  8464. /* Success. */
  8465. return;
  8466. }
  8467. }
  8468. /* Part number not found. */
  8469. goto out_not_found;
  8470. }
  8471. out_not_found:
  8472. strcpy(tp->board_part_number, "none");
  8473. }
  8474. static void __devinit tg3_read_fw_ver(struct tg3 *tp)
  8475. {
  8476. u32 val, offset, start;
  8477. if (tg3_nvram_read_swab(tp, 0, &val))
  8478. return;
  8479. if (val != TG3_EEPROM_MAGIC)
  8480. return;
  8481. if (tg3_nvram_read_swab(tp, 0xc, &offset) ||
  8482. tg3_nvram_read_swab(tp, 0x4, &start))
  8483. return;
  8484. offset = tg3_nvram_logical_addr(tp, offset);
  8485. if (tg3_nvram_read_swab(tp, offset, &val))
  8486. return;
  8487. if ((val & 0xfc000000) == 0x0c000000) {
  8488. u32 ver_offset, addr;
  8489. int i;
  8490. if (tg3_nvram_read_swab(tp, offset + 4, &val) ||
  8491. tg3_nvram_read_swab(tp, offset + 8, &ver_offset))
  8492. return;
  8493. if (val != 0)
  8494. return;
  8495. addr = offset + ver_offset - start;
  8496. for (i = 0; i < 16; i += 4) {
  8497. if (tg3_nvram_read(tp, addr + i, &val))
  8498. return;
  8499. val = cpu_to_le32(val);
  8500. memcpy(tp->fw_ver + i, &val, 4);
  8501. }
  8502. }
  8503. }
  8504. static int __devinit tg3_get_invariants(struct tg3 *tp)
  8505. {
  8506. static struct pci_device_id write_reorder_chipsets[] = {
  8507. { PCI_DEVICE(PCI_VENDOR_ID_AMD,
  8508. PCI_DEVICE_ID_AMD_FE_GATE_700C) },
  8509. { PCI_DEVICE(PCI_VENDOR_ID_VIA,
  8510. PCI_DEVICE_ID_VIA_8385_0) },
  8511. { },
  8512. };
  8513. u32 misc_ctrl_reg;
  8514. u32 cacheline_sz_reg;
  8515. u32 pci_state_reg, grc_misc_cfg;
  8516. u32 val;
  8517. u16 pci_cmd;
  8518. int err;
  8519. /* Force memory write invalidate off. If we leave it on,
  8520. * then on 5700_BX chips we have to enable a workaround.
  8521. * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary
  8522. * to match the cacheline size. The Broadcom driver have this
  8523. * workaround but turns MWI off all the times so never uses
  8524. * it. This seems to suggest that the workaround is insufficient.
  8525. */
  8526. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  8527. pci_cmd &= ~PCI_COMMAND_INVALIDATE;
  8528. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  8529. /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
  8530. * has the register indirect write enable bit set before
  8531. * we try to access any of the MMIO registers. It is also
  8532. * critical that the PCI-X hw workaround situation is decided
  8533. * before that as well.
  8534. */
  8535. pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  8536. &misc_ctrl_reg);
  8537. tp->pci_chip_rev_id = (misc_ctrl_reg >>
  8538. MISC_HOST_CTRL_CHIPREV_SHIFT);
  8539. /* Wrong chip ID in 5752 A0. This code can be removed later
  8540. * as A0 is not in production.
  8541. */
  8542. if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
  8543. tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
  8544. /* If we have 5702/03 A1 or A2 on certain ICH chipsets,
  8545. * we need to disable memory and use config. cycles
  8546. * only to access all registers. The 5702/03 chips
  8547. * can mistakenly decode the special cycles from the
  8548. * ICH chipsets as memory write cycles, causing corruption
  8549. * of register and memory space. Only certain ICH bridges
  8550. * will drive special cycles with non-zero data during the
  8551. * address phase which can fall within the 5703's address
  8552. * range. This is not an ICH bug as the PCI spec allows
  8553. * non-zero address during special cycles. However, only
  8554. * these ICH bridges are known to drive non-zero addresses
  8555. * during special cycles.
  8556. *
  8557. * Since special cycles do not cross PCI bridges, we only
  8558. * enable this workaround if the 5703 is on the secondary
  8559. * bus of these ICH bridges.
  8560. */
  8561. if ((tp->pci_chip_rev_id == CHIPREV_ID_5703_A1) ||
  8562. (tp->pci_chip_rev_id == CHIPREV_ID_5703_A2)) {
  8563. static struct tg3_dev_id {
  8564. u32 vendor;
  8565. u32 device;
  8566. u32 rev;
  8567. } ich_chipsets[] = {
  8568. { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_8,
  8569. PCI_ANY_ID },
  8570. { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_8,
  8571. PCI_ANY_ID },
  8572. { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_11,
  8573. 0xa },
  8574. { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_6,
  8575. PCI_ANY_ID },
  8576. { },
  8577. };
  8578. struct tg3_dev_id *pci_id = &ich_chipsets[0];
  8579. struct pci_dev *bridge = NULL;
  8580. while (pci_id->vendor != 0) {
  8581. bridge = pci_get_device(pci_id->vendor, pci_id->device,
  8582. bridge);
  8583. if (!bridge) {
  8584. pci_id++;
  8585. continue;
  8586. }
  8587. if (pci_id->rev != PCI_ANY_ID) {
  8588. u8 rev;
  8589. pci_read_config_byte(bridge, PCI_REVISION_ID,
  8590. &rev);
  8591. if (rev > pci_id->rev)
  8592. continue;
  8593. }
  8594. if (bridge->subordinate &&
  8595. (bridge->subordinate->number ==
  8596. tp->pdev->bus->number)) {
  8597. tp->tg3_flags2 |= TG3_FLG2_ICH_WORKAROUND;
  8598. pci_dev_put(bridge);
  8599. break;
  8600. }
  8601. }
  8602. }
  8603. /* The EPB bridge inside 5714, 5715, and 5780 cannot support
  8604. * DMA addresses > 40-bit. This bridge may have other additional
  8605. * 57xx devices behind it in some 4-port NIC designs for example.
  8606. * Any tg3 device found behind the bridge will also need the 40-bit
  8607. * DMA workaround.
  8608. */
  8609. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 ||
  8610. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
  8611. tp->tg3_flags2 |= TG3_FLG2_5780_CLASS;
  8612. tp->tg3_flags |= TG3_FLAG_40BIT_DMA_BUG;
  8613. tp->msi_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_MSI);
  8614. }
  8615. else {
  8616. struct pci_dev *bridge = NULL;
  8617. do {
  8618. bridge = pci_get_device(PCI_VENDOR_ID_SERVERWORKS,
  8619. PCI_DEVICE_ID_SERVERWORKS_EPB,
  8620. bridge);
  8621. if (bridge && bridge->subordinate &&
  8622. (bridge->subordinate->number <=
  8623. tp->pdev->bus->number) &&
  8624. (bridge->subordinate->subordinate >=
  8625. tp->pdev->bus->number)) {
  8626. tp->tg3_flags |= TG3_FLAG_40BIT_DMA_BUG;
  8627. pci_dev_put(bridge);
  8628. break;
  8629. }
  8630. } while (bridge);
  8631. }
  8632. /* Initialize misc host control in PCI block. */
  8633. tp->misc_host_ctrl |= (misc_ctrl_reg &
  8634. MISC_HOST_CTRL_CHIPREV);
  8635. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  8636. tp->misc_host_ctrl);
  8637. pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  8638. &cacheline_sz_reg);
  8639. tp->pci_cacheline_sz = (cacheline_sz_reg >> 0) & 0xff;
  8640. tp->pci_lat_timer = (cacheline_sz_reg >> 8) & 0xff;
  8641. tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff;
  8642. tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff;
  8643. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
  8644. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
  8645. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
  8646. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
  8647. (tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
  8648. tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
  8649. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||
  8650. (tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
  8651. tp->tg3_flags2 |= TG3_FLG2_5705_PLUS;
  8652. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
  8653. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
  8654. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) {
  8655. tp->tg3_flags2 |= TG3_FLG2_HW_TSO_2;
  8656. tp->tg3_flags2 |= TG3_FLG2_1SHOT_MSI;
  8657. } else {
  8658. tp->tg3_flags2 |= TG3_FLG2_HW_TSO_1 |
  8659. TG3_FLG2_HW_TSO_1_BUG;
  8660. if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
  8661. ASIC_REV_5750 &&
  8662. tp->pci_chip_rev_id >= CHIPREV_ID_5750_C2)
  8663. tp->tg3_flags2 &= ~TG3_FLG2_HW_TSO_1_BUG;
  8664. }
  8665. }
  8666. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
  8667. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 &&
  8668. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752 &&
  8669. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755 &&
  8670. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787)
  8671. tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
  8672. if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0)
  8673. tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;
  8674. /* If we have an AMD 762 or VIA K8T800 chipset, write
  8675. * reordering to the mailbox registers done by the host
  8676. * controller can cause major troubles. We read back from
  8677. * every mailbox register write to force the writes to be
  8678. * posted to the chip in order.
  8679. */
  8680. if (pci_dev_present(write_reorder_chipsets) &&
  8681. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  8682. tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
  8683. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  8684. tp->pci_lat_timer < 64) {
  8685. tp->pci_lat_timer = 64;
  8686. cacheline_sz_reg = ((tp->pci_cacheline_sz & 0xff) << 0);
  8687. cacheline_sz_reg |= ((tp->pci_lat_timer & 0xff) << 8);
  8688. cacheline_sz_reg |= ((tp->pci_hdr_type & 0xff) << 16);
  8689. cacheline_sz_reg |= ((tp->pci_bist & 0xff) << 24);
  8690. pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  8691. cacheline_sz_reg);
  8692. }
  8693. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  8694. &pci_state_reg);
  8695. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
  8696. tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
  8697. /* If this is a 5700 BX chipset, and we are in PCI-X
  8698. * mode, enable register write workaround.
  8699. *
  8700. * The workaround is to use indirect register accesses
  8701. * for all chip writes not to mailbox registers.
  8702. */
  8703. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) {
  8704. u32 pm_reg;
  8705. u16 pci_cmd;
  8706. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  8707. /* The chip can have it's power management PCI config
  8708. * space registers clobbered due to this bug.
  8709. * So explicitly force the chip into D0 here.
  8710. */
  8711. pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  8712. &pm_reg);
  8713. pm_reg &= ~PCI_PM_CTRL_STATE_MASK;
  8714. pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */;
  8715. pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  8716. pm_reg);
  8717. /* Also, force SERR#/PERR# in PCI command. */
  8718. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  8719. pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
  8720. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  8721. }
  8722. }
  8723. /* 5700 BX chips need to have their TX producer index mailboxes
  8724. * written twice to workaround a bug.
  8725. */
  8726. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX)
  8727. tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG;
  8728. /* Back to back register writes can cause problems on this chip,
  8729. * the workaround is to read back all reg writes except those to
  8730. * mailbox regs. See tg3_write_indirect_reg32().
  8731. *
  8732. * PCI Express 5750_A0 rev chips need this workaround too.
  8733. */
  8734. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  8735. ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  8736. tp->pci_chip_rev_id == CHIPREV_ID_5750_A0))
  8737. tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG;
  8738. if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
  8739. tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
  8740. if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
  8741. tp->tg3_flags |= TG3_FLAG_PCI_32BIT;
  8742. /* Chip-specific fixup from Broadcom driver */
  8743. if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
  8744. (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
  8745. pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
  8746. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
  8747. }
  8748. /* Default fast path register access methods */
  8749. tp->read32 = tg3_read32;
  8750. tp->write32 = tg3_write32;
  8751. tp->read32_mbox = tg3_read32;
  8752. tp->write32_mbox = tg3_write32;
  8753. tp->write32_tx_mbox = tg3_write32;
  8754. tp->write32_rx_mbox = tg3_write32;
  8755. /* Various workaround register access methods */
  8756. if (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG)
  8757. tp->write32 = tg3_write_indirect_reg32;
  8758. else if (tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG)
  8759. tp->write32 = tg3_write_flush_reg32;
  8760. if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) ||
  8761. (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) {
  8762. tp->write32_tx_mbox = tg3_write32_tx_mbox;
  8763. if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
  8764. tp->write32_rx_mbox = tg3_write_flush_reg32;
  8765. }
  8766. if (tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND) {
  8767. tp->read32 = tg3_read_indirect_reg32;
  8768. tp->write32 = tg3_write_indirect_reg32;
  8769. tp->read32_mbox = tg3_read_indirect_mbox;
  8770. tp->write32_mbox = tg3_write_indirect_mbox;
  8771. tp->write32_tx_mbox = tg3_write_indirect_mbox;
  8772. tp->write32_rx_mbox = tg3_write_indirect_mbox;
  8773. iounmap(tp->regs);
  8774. tp->regs = NULL;
  8775. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  8776. pci_cmd &= ~PCI_COMMAND_MEMORY;
  8777. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  8778. }
  8779. if (tp->write32 == tg3_write_indirect_reg32 ||
  8780. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
  8781. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8782. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)))
  8783. tp->tg3_flags |= TG3_FLAG_SRAM_USE_CONFIG;
  8784. /* Get eeprom hw config before calling tg3_set_power_state().
  8785. * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be
  8786. * determined before calling tg3_set_power_state() so that
  8787. * we know whether or not to switch out of Vaux power.
  8788. * When the flag is set, it means that GPIO1 is used for eeprom
  8789. * write protect and also implies that it is a LOM where GPIOs
  8790. * are not used to switch power.
  8791. */
  8792. tg3_get_eeprom_hw_cfg(tp);
  8793. /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
  8794. * GPIO1 driven high will bring 5700's external PHY out of reset.
  8795. * It is also used as eeprom write protect on LOMs.
  8796. */
  8797. tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
  8798. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  8799. (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
  8800. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  8801. GRC_LCLCTRL_GPIO_OUTPUT1);
  8802. /* Unused GPIO3 must be driven as output on 5752 because there
  8803. * are no pull-up resistors on unused GPIO pins.
  8804. */
  8805. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  8806. tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
  8807. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
  8808. tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_UART_SEL;
  8809. /* Force the chip into D0. */
  8810. err = tg3_set_power_state(tp, PCI_D0);
  8811. if (err) {
  8812. printk(KERN_ERR PFX "(%s) transition to D0 failed\n",
  8813. pci_name(tp->pdev));
  8814. return err;
  8815. }
  8816. /* 5700 B0 chips do not support checksumming correctly due
  8817. * to hardware bugs.
  8818. */
  8819. if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
  8820. tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
  8821. /* Derive initial jumbo mode from MTU assigned in
  8822. * ether_setup() via the alloc_etherdev() call
  8823. */
  8824. if (tp->dev->mtu > ETH_DATA_LEN &&
  8825. !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
  8826. tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
  8827. /* Determine WakeOnLan speed to use. */
  8828. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8829. tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  8830. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 ||
  8831. tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) {
  8832. tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB);
  8833. } else {
  8834. tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
  8835. }
  8836. /* A few boards don't want Ethernet@WireSpeed phy feature */
  8837. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  8838. ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  8839. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
  8840. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)) ||
  8841. (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
  8842. tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
  8843. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX ||
  8844. GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX)
  8845. tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG;
  8846. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
  8847. tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
  8848. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  8849. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
  8850. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
  8851. tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG;
  8852. else
  8853. tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
  8854. }
  8855. tp->coalesce_mode = 0;
  8856. if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
  8857. GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX)
  8858. tp->coalesce_mode |= HOSTCC_MODE_32BYTE;
  8859. /* Initialize MAC MI mode, polling disabled. */
  8860. tw32_f(MAC_MI_MODE, tp->mi_mode);
  8861. udelay(80);
  8862. /* Initialize data/descriptor byte/word swapping. */
  8863. val = tr32(GRC_MODE);
  8864. val &= GRC_MODE_HOST_STACKUP;
  8865. tw32(GRC_MODE, val | tp->grc_mode);
  8866. tg3_switch_clocks(tp);
  8867. /* Clear this out for sanity. */
  8868. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  8869. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  8870. &pci_state_reg);
  8871. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
  8872. (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) {
  8873. u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl);
  8874. if (chiprevid == CHIPREV_ID_5701_A0 ||
  8875. chiprevid == CHIPREV_ID_5701_B0 ||
  8876. chiprevid == CHIPREV_ID_5701_B2 ||
  8877. chiprevid == CHIPREV_ID_5701_B5) {
  8878. void __iomem *sram_base;
  8879. /* Write some dummy words into the SRAM status block
  8880. * area, see if it reads back correctly. If the return
  8881. * value is bad, force enable the PCIX workaround.
  8882. */
  8883. sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK;
  8884. writel(0x00000000, sram_base);
  8885. writel(0x00000000, sram_base + 4);
  8886. writel(0xffffffff, sram_base + 4);
  8887. if (readl(sram_base) != 0x00000000)
  8888. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  8889. }
  8890. }
  8891. udelay(50);
  8892. tg3_nvram_init(tp);
  8893. grc_misc_cfg = tr32(GRC_MISC_CFG);
  8894. grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
  8895. /* Broadcom's driver says that CIOBE multisplit has a bug */
  8896. #if 0
  8897. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  8898. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
  8899. tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
  8900. tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
  8901. }
  8902. #endif
  8903. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  8904. (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
  8905. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
  8906. tp->tg3_flags2 |= TG3_FLG2_IS_5788;
  8907. if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  8908. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700))
  8909. tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS;
  8910. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
  8911. tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD |
  8912. HOSTCC_MODE_CLRTICK_TXBD);
  8913. tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS;
  8914. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  8915. tp->misc_host_ctrl);
  8916. }
  8917. /* these are limited to 10/100 only */
  8918. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  8919. (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
  8920. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  8921. tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  8922. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 ||
  8923. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 ||
  8924. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) ||
  8925. (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  8926. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F ||
  8927. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F)))
  8928. tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
  8929. err = tg3_phy_probe(tp);
  8930. if (err) {
  8931. printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n",
  8932. pci_name(tp->pdev), err);
  8933. /* ... but do not return immediately ... */
  8934. }
  8935. tg3_read_partno(tp);
  8936. tg3_read_fw_ver(tp);
  8937. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  8938. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  8939. } else {
  8940. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  8941. tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT;
  8942. else
  8943. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  8944. }
  8945. /* 5700 {AX,BX} chips have a broken status block link
  8946. * change bit implementation, so we must use the
  8947. * status register in those cases.
  8948. */
  8949. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  8950. tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG;
  8951. else
  8952. tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG;
  8953. /* The led_ctrl is set during tg3_phy_probe, here we might
  8954. * have to force the link status polling mechanism based
  8955. * upon subsystem IDs.
  8956. */
  8957. if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
  8958. !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  8959. tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT |
  8960. TG3_FLAG_USE_LINKCHG_REG);
  8961. }
  8962. /* For all SERDES we poll the MAC status register. */
  8963. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  8964. tp->tg3_flags |= TG3_FLAG_POLL_SERDES;
  8965. else
  8966. tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES;
  8967. /* All chips before 5787 can get confused if TX buffers
  8968. * straddle the 4GB address boundary in some cases.
  8969. */
  8970. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
  8971. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
  8972. tp->dev->hard_start_xmit = tg3_start_xmit;
  8973. else
  8974. tp->dev->hard_start_xmit = tg3_start_xmit_dma_bug;
  8975. tp->rx_offset = 2;
  8976. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
  8977. (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0)
  8978. tp->rx_offset = 0;
  8979. tp->rx_std_max_post = TG3_RX_RING_SIZE;
  8980. /* Increment the rx prod index on the rx std ring by at most
  8981. * 8 for these chips to workaround hw errata.
  8982. */
  8983. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
  8984. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
  8985. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
  8986. tp->rx_std_max_post = 8;
  8987. /* By default, disable wake-on-lan. User can change this
  8988. * using ETHTOOL_SWOL.
  8989. */
  8990. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  8991. return err;
  8992. }
  8993. #ifdef CONFIG_SPARC64
  8994. static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
  8995. {
  8996. struct net_device *dev = tp->dev;
  8997. struct pci_dev *pdev = tp->pdev;
  8998. struct pcidev_cookie *pcp = pdev->sysdata;
  8999. if (pcp != NULL) {
  9000. unsigned char *addr;
  9001. int len;
  9002. addr = of_get_property(pcp->prom_node, "local-mac-address",
  9003. &len);
  9004. if (addr && len == 6) {
  9005. memcpy(dev->dev_addr, addr, 6);
  9006. memcpy(dev->perm_addr, dev->dev_addr, 6);
  9007. return 0;
  9008. }
  9009. }
  9010. return -ENODEV;
  9011. }
  9012. static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp)
  9013. {
  9014. struct net_device *dev = tp->dev;
  9015. memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
  9016. memcpy(dev->perm_addr, idprom->id_ethaddr, 6);
  9017. return 0;
  9018. }
  9019. #endif
  9020. static int __devinit tg3_get_device_address(struct tg3 *tp)
  9021. {
  9022. struct net_device *dev = tp->dev;
  9023. u32 hi, lo, mac_offset;
  9024. int addr_ok = 0;
  9025. #ifdef CONFIG_SPARC64
  9026. if (!tg3_get_macaddr_sparc(tp))
  9027. return 0;
  9028. #endif
  9029. mac_offset = 0x7c;
  9030. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
  9031. (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
  9032. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  9033. mac_offset = 0xcc;
  9034. if (tg3_nvram_lock(tp))
  9035. tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
  9036. else
  9037. tg3_nvram_unlock(tp);
  9038. }
  9039. /* First try to get it from MAC address mailbox. */
  9040. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
  9041. if ((hi >> 16) == 0x484b) {
  9042. dev->dev_addr[0] = (hi >> 8) & 0xff;
  9043. dev->dev_addr[1] = (hi >> 0) & 0xff;
  9044. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
  9045. dev->dev_addr[2] = (lo >> 24) & 0xff;
  9046. dev->dev_addr[3] = (lo >> 16) & 0xff;
  9047. dev->dev_addr[4] = (lo >> 8) & 0xff;
  9048. dev->dev_addr[5] = (lo >> 0) & 0xff;
  9049. /* Some old bootcode may report a 0 MAC address in SRAM */
  9050. addr_ok = is_valid_ether_addr(&dev->dev_addr[0]);
  9051. }
  9052. if (!addr_ok) {
  9053. /* Next, try NVRAM. */
  9054. if (!tg3_nvram_read(tp, mac_offset + 0, &hi) &&
  9055. !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
  9056. dev->dev_addr[0] = ((hi >> 16) & 0xff);
  9057. dev->dev_addr[1] = ((hi >> 24) & 0xff);
  9058. dev->dev_addr[2] = ((lo >> 0) & 0xff);
  9059. dev->dev_addr[3] = ((lo >> 8) & 0xff);
  9060. dev->dev_addr[4] = ((lo >> 16) & 0xff);
  9061. dev->dev_addr[5] = ((lo >> 24) & 0xff);
  9062. }
  9063. /* Finally just fetch it out of the MAC control regs. */
  9064. else {
  9065. hi = tr32(MAC_ADDR_0_HIGH);
  9066. lo = tr32(MAC_ADDR_0_LOW);
  9067. dev->dev_addr[5] = lo & 0xff;
  9068. dev->dev_addr[4] = (lo >> 8) & 0xff;
  9069. dev->dev_addr[3] = (lo >> 16) & 0xff;
  9070. dev->dev_addr[2] = (lo >> 24) & 0xff;
  9071. dev->dev_addr[1] = hi & 0xff;
  9072. dev->dev_addr[0] = (hi >> 8) & 0xff;
  9073. }
  9074. }
  9075. if (!is_valid_ether_addr(&dev->dev_addr[0])) {
  9076. #ifdef CONFIG_SPARC64
  9077. if (!tg3_get_default_macaddr_sparc(tp))
  9078. return 0;
  9079. #endif
  9080. return -EINVAL;
  9081. }
  9082. memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
  9083. return 0;
  9084. }
  9085. #define BOUNDARY_SINGLE_CACHELINE 1
  9086. #define BOUNDARY_MULTI_CACHELINE 2
  9087. static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
  9088. {
  9089. int cacheline_size;
  9090. u8 byte;
  9091. int goal;
  9092. pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte);
  9093. if (byte == 0)
  9094. cacheline_size = 1024;
  9095. else
  9096. cacheline_size = (int) byte * 4;
  9097. /* On 5703 and later chips, the boundary bits have no
  9098. * effect.
  9099. */
  9100. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  9101. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 &&
  9102. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  9103. goto out;
  9104. #if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC)
  9105. goal = BOUNDARY_MULTI_CACHELINE;
  9106. #else
  9107. #if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA)
  9108. goal = BOUNDARY_SINGLE_CACHELINE;
  9109. #else
  9110. goal = 0;
  9111. #endif
  9112. #endif
  9113. if (!goal)
  9114. goto out;
  9115. /* PCI controllers on most RISC systems tend to disconnect
  9116. * when a device tries to burst across a cache-line boundary.
  9117. * Therefore, letting tg3 do so just wastes PCI bandwidth.
  9118. *
  9119. * Unfortunately, for PCI-E there are only limited
  9120. * write-side controls for this, and thus for reads
  9121. * we will still get the disconnects. We'll also waste
  9122. * these PCI cycles for both read and write for chips
  9123. * other than 5700 and 5701 which do not implement the
  9124. * boundary bits.
  9125. */
  9126. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
  9127. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  9128. switch (cacheline_size) {
  9129. case 16:
  9130. case 32:
  9131. case 64:
  9132. case 128:
  9133. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  9134. val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX |
  9135. DMA_RWCTRL_WRITE_BNDRY_128_PCIX);
  9136. } else {
  9137. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  9138. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  9139. }
  9140. break;
  9141. case 256:
  9142. val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX |
  9143. DMA_RWCTRL_WRITE_BNDRY_256_PCIX);
  9144. break;
  9145. default:
  9146. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  9147. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  9148. break;
  9149. };
  9150. } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  9151. switch (cacheline_size) {
  9152. case 16:
  9153. case 32:
  9154. case 64:
  9155. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  9156. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  9157. val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE;
  9158. break;
  9159. }
  9160. /* fallthrough */
  9161. case 128:
  9162. default:
  9163. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  9164. val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE;
  9165. break;
  9166. };
  9167. } else {
  9168. switch (cacheline_size) {
  9169. case 16:
  9170. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  9171. val |= (DMA_RWCTRL_READ_BNDRY_16 |
  9172. DMA_RWCTRL_WRITE_BNDRY_16);
  9173. break;
  9174. }
  9175. /* fallthrough */
  9176. case 32:
  9177. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  9178. val |= (DMA_RWCTRL_READ_BNDRY_32 |
  9179. DMA_RWCTRL_WRITE_BNDRY_32);
  9180. break;
  9181. }
  9182. /* fallthrough */
  9183. case 64:
  9184. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  9185. val |= (DMA_RWCTRL_READ_BNDRY_64 |
  9186. DMA_RWCTRL_WRITE_BNDRY_64);
  9187. break;
  9188. }
  9189. /* fallthrough */
  9190. case 128:
  9191. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  9192. val |= (DMA_RWCTRL_READ_BNDRY_128 |
  9193. DMA_RWCTRL_WRITE_BNDRY_128);
  9194. break;
  9195. }
  9196. /* fallthrough */
  9197. case 256:
  9198. val |= (DMA_RWCTRL_READ_BNDRY_256 |
  9199. DMA_RWCTRL_WRITE_BNDRY_256);
  9200. break;
  9201. case 512:
  9202. val |= (DMA_RWCTRL_READ_BNDRY_512 |
  9203. DMA_RWCTRL_WRITE_BNDRY_512);
  9204. break;
  9205. case 1024:
  9206. default:
  9207. val |= (DMA_RWCTRL_READ_BNDRY_1024 |
  9208. DMA_RWCTRL_WRITE_BNDRY_1024);
  9209. break;
  9210. };
  9211. }
  9212. out:
  9213. return val;
  9214. }
  9215. static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device)
  9216. {
  9217. struct tg3_internal_buffer_desc test_desc;
  9218. u32 sram_dma_descs;
  9219. int i, ret;
  9220. sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE;
  9221. tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0);
  9222. tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0);
  9223. tw32(RDMAC_STATUS, 0);
  9224. tw32(WDMAC_STATUS, 0);
  9225. tw32(BUFMGR_MODE, 0);
  9226. tw32(FTQ_RESET, 0);
  9227. test_desc.addr_hi = ((u64) buf_dma) >> 32;
  9228. test_desc.addr_lo = buf_dma & 0xffffffff;
  9229. test_desc.nic_mbuf = 0x00002100;
  9230. test_desc.len = size;
  9231. /*
  9232. * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz
  9233. * the *second* time the tg3 driver was getting loaded after an
  9234. * initial scan.
  9235. *
  9236. * Broadcom tells me:
  9237. * ...the DMA engine is connected to the GRC block and a DMA
  9238. * reset may affect the GRC block in some unpredictable way...
  9239. * The behavior of resets to individual blocks has not been tested.
  9240. *
  9241. * Broadcom noted the GRC reset will also reset all sub-components.
  9242. */
  9243. if (to_device) {
  9244. test_desc.cqid_sqid = (13 << 8) | 2;
  9245. tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE);
  9246. udelay(40);
  9247. } else {
  9248. test_desc.cqid_sqid = (16 << 8) | 7;
  9249. tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE);
  9250. udelay(40);
  9251. }
  9252. test_desc.flags = 0x00000005;
  9253. for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) {
  9254. u32 val;
  9255. val = *(((u32 *)&test_desc) + i);
  9256. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR,
  9257. sram_dma_descs + (i * sizeof(u32)));
  9258. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  9259. }
  9260. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  9261. if (to_device) {
  9262. tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs);
  9263. } else {
  9264. tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs);
  9265. }
  9266. ret = -ENODEV;
  9267. for (i = 0; i < 40; i++) {
  9268. u32 val;
  9269. if (to_device)
  9270. val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ);
  9271. else
  9272. val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ);
  9273. if ((val & 0xffff) == sram_dma_descs) {
  9274. ret = 0;
  9275. break;
  9276. }
  9277. udelay(100);
  9278. }
  9279. return ret;
  9280. }
  9281. #define TEST_BUFFER_SIZE 0x2000
  9282. static int __devinit tg3_test_dma(struct tg3 *tp)
  9283. {
  9284. dma_addr_t buf_dma;
  9285. u32 *buf, saved_dma_rwctrl;
  9286. int ret;
  9287. buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma);
  9288. if (!buf) {
  9289. ret = -ENOMEM;
  9290. goto out_nofree;
  9291. }
  9292. tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
  9293. (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT));
  9294. tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
  9295. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  9296. /* DMA read watermark not used on PCIE */
  9297. tp->dma_rwctrl |= 0x00180000;
  9298. } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  9299. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
  9300. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
  9301. tp->dma_rwctrl |= 0x003f0000;
  9302. else
  9303. tp->dma_rwctrl |= 0x003f000f;
  9304. } else {
  9305. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  9306. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  9307. u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f);
  9308. /* If the 5704 is behind the EPB bridge, we can
  9309. * do the less restrictive ONE_DMA workaround for
  9310. * better performance.
  9311. */
  9312. if ((tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) &&
  9313. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  9314. tp->dma_rwctrl |= 0x8000;
  9315. else if (ccval == 0x6 || ccval == 0x7)
  9316. tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
  9317. /* Set bit 23 to enable PCIX hw bug fix */
  9318. tp->dma_rwctrl |= 0x009f0000;
  9319. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  9320. /* 5780 always in PCIX mode */
  9321. tp->dma_rwctrl |= 0x00144000;
  9322. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
  9323. /* 5714 always in PCIX mode */
  9324. tp->dma_rwctrl |= 0x00148000;
  9325. } else {
  9326. tp->dma_rwctrl |= 0x001b000f;
  9327. }
  9328. }
  9329. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  9330. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  9331. tp->dma_rwctrl &= 0xfffffff0;
  9332. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  9333. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  9334. /* Remove this if it causes problems for some boards. */
  9335. tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT;
  9336. /* On 5700/5701 chips, we need to set this bit.
  9337. * Otherwise the chip will issue cacheline transactions
  9338. * to streamable DMA memory with not all the byte
  9339. * enables turned on. This is an error on several
  9340. * RISC PCI controllers, in particular sparc64.
  9341. *
  9342. * On 5703/5704 chips, this bit has been reassigned
  9343. * a different meaning. In particular, it is used
  9344. * on those chips to enable a PCI-X workaround.
  9345. */
  9346. tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;
  9347. }
  9348. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  9349. #if 0
  9350. /* Unneeded, already done by tg3_get_invariants. */
  9351. tg3_switch_clocks(tp);
  9352. #endif
  9353. ret = 0;
  9354. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  9355. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
  9356. goto out;
  9357. /* It is best to perform DMA test with maximum write burst size
  9358. * to expose the 5700/5701 write DMA bug.
  9359. */
  9360. saved_dma_rwctrl = tp->dma_rwctrl;
  9361. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  9362. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  9363. while (1) {
  9364. u32 *p = buf, i;
  9365. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++)
  9366. p[i] = i;
  9367. /* Send the buffer to the chip. */
  9368. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1);
  9369. if (ret) {
  9370. printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret);
  9371. break;
  9372. }
  9373. #if 0
  9374. /* validate data reached card RAM correctly. */
  9375. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  9376. u32 val;
  9377. tg3_read_mem(tp, 0x2100 + (i*4), &val);
  9378. if (le32_to_cpu(val) != p[i]) {
  9379. printk(KERN_ERR " tg3_test_dma() Card buffer corrupted on write! (%d != %d)\n", val, i);
  9380. /* ret = -ENODEV here? */
  9381. }
  9382. p[i] = 0;
  9383. }
  9384. #endif
  9385. /* Now read it back. */
  9386. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0);
  9387. if (ret) {
  9388. printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret);
  9389. break;
  9390. }
  9391. /* Verify it. */
  9392. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  9393. if (p[i] == i)
  9394. continue;
  9395. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  9396. DMA_RWCTRL_WRITE_BNDRY_16) {
  9397. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  9398. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  9399. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  9400. break;
  9401. } else {
  9402. printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i);
  9403. ret = -ENODEV;
  9404. goto out;
  9405. }
  9406. }
  9407. if (i == (TEST_BUFFER_SIZE / sizeof(u32))) {
  9408. /* Success. */
  9409. ret = 0;
  9410. break;
  9411. }
  9412. }
  9413. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  9414. DMA_RWCTRL_WRITE_BNDRY_16) {
  9415. static struct pci_device_id dma_wait_state_chipsets[] = {
  9416. { PCI_DEVICE(PCI_VENDOR_ID_APPLE,
  9417. PCI_DEVICE_ID_APPLE_UNI_N_PCI15) },
  9418. { },
  9419. };
  9420. /* DMA test passed without adjusting DMA boundary,
  9421. * now look for chipsets that are known to expose the
  9422. * DMA bug without failing the test.
  9423. */
  9424. if (pci_dev_present(dma_wait_state_chipsets)) {
  9425. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  9426. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  9427. }
  9428. else
  9429. /* Safe to use the calculated DMA boundary. */
  9430. tp->dma_rwctrl = saved_dma_rwctrl;
  9431. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  9432. }
  9433. out:
  9434. pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma);
  9435. out_nofree:
  9436. return ret;
  9437. }
  9438. static void __devinit tg3_init_link_config(struct tg3 *tp)
  9439. {
  9440. tp->link_config.advertising =
  9441. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  9442. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  9443. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  9444. ADVERTISED_Autoneg | ADVERTISED_MII);
  9445. tp->link_config.speed = SPEED_INVALID;
  9446. tp->link_config.duplex = DUPLEX_INVALID;
  9447. tp->link_config.autoneg = AUTONEG_ENABLE;
  9448. tp->link_config.active_speed = SPEED_INVALID;
  9449. tp->link_config.active_duplex = DUPLEX_INVALID;
  9450. tp->link_config.phy_is_low_power = 0;
  9451. tp->link_config.orig_speed = SPEED_INVALID;
  9452. tp->link_config.orig_duplex = DUPLEX_INVALID;
  9453. tp->link_config.orig_autoneg = AUTONEG_INVALID;
  9454. }
  9455. static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
  9456. {
  9457. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  9458. tp->bufmgr_config.mbuf_read_dma_low_water =
  9459. DEFAULT_MB_RDMA_LOW_WATER_5705;
  9460. tp->bufmgr_config.mbuf_mac_rx_low_water =
  9461. DEFAULT_MB_MACRX_LOW_WATER_5705;
  9462. tp->bufmgr_config.mbuf_high_water =
  9463. DEFAULT_MB_HIGH_WATER_5705;
  9464. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
  9465. DEFAULT_MB_RDMA_LOW_WATER_JUMBO_5780;
  9466. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
  9467. DEFAULT_MB_MACRX_LOW_WATER_JUMBO_5780;
  9468. tp->bufmgr_config.mbuf_high_water_jumbo =
  9469. DEFAULT_MB_HIGH_WATER_JUMBO_5780;
  9470. } else {
  9471. tp->bufmgr_config.mbuf_read_dma_low_water =
  9472. DEFAULT_MB_RDMA_LOW_WATER;
  9473. tp->bufmgr_config.mbuf_mac_rx_low_water =
  9474. DEFAULT_MB_MACRX_LOW_WATER;
  9475. tp->bufmgr_config.mbuf_high_water =
  9476. DEFAULT_MB_HIGH_WATER;
  9477. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
  9478. DEFAULT_MB_RDMA_LOW_WATER_JUMBO;
  9479. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
  9480. DEFAULT_MB_MACRX_LOW_WATER_JUMBO;
  9481. tp->bufmgr_config.mbuf_high_water_jumbo =
  9482. DEFAULT_MB_HIGH_WATER_JUMBO;
  9483. }
  9484. tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER;
  9485. tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER;
  9486. }
  9487. static char * __devinit tg3_phy_string(struct tg3 *tp)
  9488. {
  9489. switch (tp->phy_id & PHY_ID_MASK) {
  9490. case PHY_ID_BCM5400: return "5400";
  9491. case PHY_ID_BCM5401: return "5401";
  9492. case PHY_ID_BCM5411: return "5411";
  9493. case PHY_ID_BCM5701: return "5701";
  9494. case PHY_ID_BCM5703: return "5703";
  9495. case PHY_ID_BCM5704: return "5704";
  9496. case PHY_ID_BCM5705: return "5705";
  9497. case PHY_ID_BCM5750: return "5750";
  9498. case PHY_ID_BCM5752: return "5752";
  9499. case PHY_ID_BCM5714: return "5714";
  9500. case PHY_ID_BCM5780: return "5780";
  9501. case PHY_ID_BCM5755: return "5755";
  9502. case PHY_ID_BCM5787: return "5787";
  9503. case PHY_ID_BCM8002: return "8002/serdes";
  9504. case 0: return "serdes";
  9505. default: return "unknown";
  9506. };
  9507. }
  9508. static char * __devinit tg3_bus_string(struct tg3 *tp, char *str)
  9509. {
  9510. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  9511. strcpy(str, "PCI Express");
  9512. return str;
  9513. } else if (tp->tg3_flags & TG3_FLAG_PCIX_MODE) {
  9514. u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL) & 0x1f;
  9515. strcpy(str, "PCIX:");
  9516. if ((clock_ctrl == 7) ||
  9517. ((tr32(GRC_MISC_CFG) & GRC_MISC_CFG_BOARD_ID_MASK) ==
  9518. GRC_MISC_CFG_BOARD_ID_5704CIOBE))
  9519. strcat(str, "133MHz");
  9520. else if (clock_ctrl == 0)
  9521. strcat(str, "33MHz");
  9522. else if (clock_ctrl == 2)
  9523. strcat(str, "50MHz");
  9524. else if (clock_ctrl == 4)
  9525. strcat(str, "66MHz");
  9526. else if (clock_ctrl == 6)
  9527. strcat(str, "100MHz");
  9528. } else {
  9529. strcpy(str, "PCI:");
  9530. if (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED)
  9531. strcat(str, "66MHz");
  9532. else
  9533. strcat(str, "33MHz");
  9534. }
  9535. if (tp->tg3_flags & TG3_FLAG_PCI_32BIT)
  9536. strcat(str, ":32-bit");
  9537. else
  9538. strcat(str, ":64-bit");
  9539. return str;
  9540. }
  9541. static struct pci_dev * __devinit tg3_find_peer(struct tg3 *tp)
  9542. {
  9543. struct pci_dev *peer;
  9544. unsigned int func, devnr = tp->pdev->devfn & ~7;
  9545. for (func = 0; func < 8; func++) {
  9546. peer = pci_get_slot(tp->pdev->bus, devnr | func);
  9547. if (peer && peer != tp->pdev)
  9548. break;
  9549. pci_dev_put(peer);
  9550. }
  9551. /* 5704 can be configured in single-port mode, set peer to
  9552. * tp->pdev in that case.
  9553. */
  9554. if (!peer) {
  9555. peer = tp->pdev;
  9556. return peer;
  9557. }
  9558. /*
  9559. * We don't need to keep the refcount elevated; there's no way
  9560. * to remove one half of this device without removing the other
  9561. */
  9562. pci_dev_put(peer);
  9563. return peer;
  9564. }
  9565. static void __devinit tg3_init_coal(struct tg3 *tp)
  9566. {
  9567. struct ethtool_coalesce *ec = &tp->coal;
  9568. memset(ec, 0, sizeof(*ec));
  9569. ec->cmd = ETHTOOL_GCOALESCE;
  9570. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS;
  9571. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS;
  9572. ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES;
  9573. ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES;
  9574. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT;
  9575. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT;
  9576. ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT;
  9577. ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT;
  9578. ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS;
  9579. if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD |
  9580. HOSTCC_MODE_CLRTICK_TXBD)) {
  9581. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS;
  9582. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS;
  9583. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS;
  9584. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS;
  9585. }
  9586. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  9587. ec->rx_coalesce_usecs_irq = 0;
  9588. ec->tx_coalesce_usecs_irq = 0;
  9589. ec->stats_block_coalesce_usecs = 0;
  9590. }
  9591. }
  9592. static int __devinit tg3_init_one(struct pci_dev *pdev,
  9593. const struct pci_device_id *ent)
  9594. {
  9595. static int tg3_version_printed = 0;
  9596. unsigned long tg3reg_base, tg3reg_len;
  9597. struct net_device *dev;
  9598. struct tg3 *tp;
  9599. int i, err, pm_cap;
  9600. char str[40];
  9601. u64 dma_mask, persist_dma_mask;
  9602. if (tg3_version_printed++ == 0)
  9603. printk(KERN_INFO "%s", version);
  9604. err = pci_enable_device(pdev);
  9605. if (err) {
  9606. printk(KERN_ERR PFX "Cannot enable PCI device, "
  9607. "aborting.\n");
  9608. return err;
  9609. }
  9610. if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
  9611. printk(KERN_ERR PFX "Cannot find proper PCI device "
  9612. "base address, aborting.\n");
  9613. err = -ENODEV;
  9614. goto err_out_disable_pdev;
  9615. }
  9616. err = pci_request_regions(pdev, DRV_MODULE_NAME);
  9617. if (err) {
  9618. printk(KERN_ERR PFX "Cannot obtain PCI resources, "
  9619. "aborting.\n");
  9620. goto err_out_disable_pdev;
  9621. }
  9622. pci_set_master(pdev);
  9623. /* Find power-management capability. */
  9624. pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
  9625. if (pm_cap == 0) {
  9626. printk(KERN_ERR PFX "Cannot find PowerManagement capability, "
  9627. "aborting.\n");
  9628. err = -EIO;
  9629. goto err_out_free_res;
  9630. }
  9631. tg3reg_base = pci_resource_start(pdev, 0);
  9632. tg3reg_len = pci_resource_len(pdev, 0);
  9633. dev = alloc_etherdev(sizeof(*tp));
  9634. if (!dev) {
  9635. printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n");
  9636. err = -ENOMEM;
  9637. goto err_out_free_res;
  9638. }
  9639. SET_MODULE_OWNER(dev);
  9640. SET_NETDEV_DEV(dev, &pdev->dev);
  9641. #if TG3_VLAN_TAG_USED
  9642. dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
  9643. dev->vlan_rx_register = tg3_vlan_rx_register;
  9644. dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid;
  9645. #endif
  9646. tp = netdev_priv(dev);
  9647. tp->pdev = pdev;
  9648. tp->dev = dev;
  9649. tp->pm_cap = pm_cap;
  9650. tp->mac_mode = TG3_DEF_MAC_MODE;
  9651. tp->rx_mode = TG3_DEF_RX_MODE;
  9652. tp->tx_mode = TG3_DEF_TX_MODE;
  9653. tp->mi_mode = MAC_MI_MODE_BASE;
  9654. if (tg3_debug > 0)
  9655. tp->msg_enable = tg3_debug;
  9656. else
  9657. tp->msg_enable = TG3_DEF_MSG_ENABLE;
  9658. /* The word/byte swap controls here control register access byte
  9659. * swapping. DMA data byte swapping is controlled in the GRC_MODE
  9660. * setting below.
  9661. */
  9662. tp->misc_host_ctrl =
  9663. MISC_HOST_CTRL_MASK_PCI_INT |
  9664. MISC_HOST_CTRL_WORD_SWAP |
  9665. MISC_HOST_CTRL_INDIR_ACCESS |
  9666. MISC_HOST_CTRL_PCISTATE_RW;
  9667. /* The NONFRM (non-frame) byte/word swap controls take effect
  9668. * on descriptor entries, anything which isn't packet data.
  9669. *
  9670. * The StrongARM chips on the board (one for tx, one for rx)
  9671. * are running in big-endian mode.
  9672. */
  9673. tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
  9674. GRC_MODE_WSWAP_NONFRM_DATA);
  9675. #ifdef __BIG_ENDIAN
  9676. tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
  9677. #endif
  9678. spin_lock_init(&tp->lock);
  9679. spin_lock_init(&tp->tx_lock);
  9680. spin_lock_init(&tp->indirect_lock);
  9681. INIT_WORK(&tp->reset_task, tg3_reset_task, tp);
  9682. tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len);
  9683. if (tp->regs == 0UL) {
  9684. printk(KERN_ERR PFX "Cannot map device registers, "
  9685. "aborting.\n");
  9686. err = -ENOMEM;
  9687. goto err_out_free_dev;
  9688. }
  9689. tg3_init_link_config(tp);
  9690. tp->rx_pending = TG3_DEF_RX_RING_PENDING;
  9691. tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
  9692. tp->tx_pending = TG3_DEF_TX_RING_PENDING;
  9693. dev->open = tg3_open;
  9694. dev->stop = tg3_close;
  9695. dev->get_stats = tg3_get_stats;
  9696. dev->set_multicast_list = tg3_set_rx_mode;
  9697. dev->set_mac_address = tg3_set_mac_addr;
  9698. dev->do_ioctl = tg3_ioctl;
  9699. dev->tx_timeout = tg3_tx_timeout;
  9700. dev->poll = tg3_poll;
  9701. dev->ethtool_ops = &tg3_ethtool_ops;
  9702. dev->weight = 64;
  9703. dev->watchdog_timeo = TG3_TX_TIMEOUT;
  9704. dev->change_mtu = tg3_change_mtu;
  9705. dev->irq = pdev->irq;
  9706. #ifdef CONFIG_NET_POLL_CONTROLLER
  9707. dev->poll_controller = tg3_poll_controller;
  9708. #endif
  9709. err = tg3_get_invariants(tp);
  9710. if (err) {
  9711. printk(KERN_ERR PFX "Problem fetching invariants of chip, "
  9712. "aborting.\n");
  9713. goto err_out_iounmap;
  9714. }
  9715. /* The EPB bridge inside 5714, 5715, and 5780 and any
  9716. * device behind the EPB cannot support DMA addresses > 40-bit.
  9717. * On 64-bit systems with IOMMU, use 40-bit dma_mask.
  9718. * On 64-bit systems without IOMMU, use 64-bit dma_mask and
  9719. * do DMA address check in tg3_start_xmit().
  9720. */
  9721. if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
  9722. persist_dma_mask = dma_mask = DMA_32BIT_MASK;
  9723. else if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) {
  9724. persist_dma_mask = dma_mask = DMA_40BIT_MASK;
  9725. #ifdef CONFIG_HIGHMEM
  9726. dma_mask = DMA_64BIT_MASK;
  9727. #endif
  9728. } else
  9729. persist_dma_mask = dma_mask = DMA_64BIT_MASK;
  9730. /* Configure DMA attributes. */
  9731. if (dma_mask > DMA_32BIT_MASK) {
  9732. err = pci_set_dma_mask(pdev, dma_mask);
  9733. if (!err) {
  9734. dev->features |= NETIF_F_HIGHDMA;
  9735. err = pci_set_consistent_dma_mask(pdev,
  9736. persist_dma_mask);
  9737. if (err < 0) {
  9738. printk(KERN_ERR PFX "Unable to obtain 64 bit "
  9739. "DMA for consistent allocations\n");
  9740. goto err_out_iounmap;
  9741. }
  9742. }
  9743. }
  9744. if (err || dma_mask == DMA_32BIT_MASK) {
  9745. err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
  9746. if (err) {
  9747. printk(KERN_ERR PFX "No usable DMA configuration, "
  9748. "aborting.\n");
  9749. goto err_out_iounmap;
  9750. }
  9751. }
  9752. tg3_init_bufmgr_config(tp);
  9753. #if TG3_TSO_SUPPORT != 0
  9754. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  9755. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  9756. }
  9757. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  9758. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  9759. tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 ||
  9760. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
  9761. tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
  9762. } else {
  9763. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  9764. }
  9765. /* TSO is on by default on chips that support hardware TSO.
  9766. * Firmware TSO on older chips gives lower performance, so it
  9767. * is off by default, but can be enabled using ethtool.
  9768. */
  9769. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  9770. dev->features |= NETIF_F_TSO;
  9771. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO_2)
  9772. dev->features |= NETIF_F_TSO6;
  9773. }
  9774. #endif
  9775. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
  9776. !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
  9777. !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) {
  9778. tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64;
  9779. tp->rx_pending = 63;
  9780. }
  9781. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
  9782. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714))
  9783. tp->pdev_peer = tg3_find_peer(tp);
  9784. err = tg3_get_device_address(tp);
  9785. if (err) {
  9786. printk(KERN_ERR PFX "Could not obtain valid ethernet address, "
  9787. "aborting.\n");
  9788. goto err_out_iounmap;
  9789. }
  9790. /*
  9791. * Reset chip in case UNDI or EFI driver did not shutdown
  9792. * DMA self test will enable WDMAC and we'll see (spurious)
  9793. * pending DMA on the PCI bus at that point.
  9794. */
  9795. if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) ||
  9796. (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  9797. pci_save_state(tp->pdev);
  9798. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  9799. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  9800. }
  9801. err = tg3_test_dma(tp);
  9802. if (err) {
  9803. printk(KERN_ERR PFX "DMA engine test failed, aborting.\n");
  9804. goto err_out_iounmap;
  9805. }
  9806. /* Tigon3 can do ipv4 only... and some chips have buggy
  9807. * checksumming.
  9808. */
  9809. if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
  9810. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
  9811. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
  9812. dev->features |= NETIF_F_HW_CSUM;
  9813. else
  9814. dev->features |= NETIF_F_IP_CSUM;
  9815. dev->features |= NETIF_F_SG;
  9816. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  9817. } else
  9818. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  9819. /* flow control autonegotiation is default behavior */
  9820. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  9821. tg3_init_coal(tp);
  9822. /* Now that we have fully setup the chip, save away a snapshot
  9823. * of the PCI config space. We need to restore this after
  9824. * GRC_MISC_CFG core clock resets and some resume events.
  9825. */
  9826. pci_save_state(tp->pdev);
  9827. err = register_netdev(dev);
  9828. if (err) {
  9829. printk(KERN_ERR PFX "Cannot register net device, "
  9830. "aborting.\n");
  9831. goto err_out_iounmap;
  9832. }
  9833. pci_set_drvdata(pdev, dev);
  9834. printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (%s) %sBaseT Ethernet ",
  9835. dev->name,
  9836. tp->board_part_number,
  9837. tp->pci_chip_rev_id,
  9838. tg3_phy_string(tp),
  9839. tg3_bus_string(tp, str),
  9840. (tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100" : "10/100/1000");
  9841. for (i = 0; i < 6; i++)
  9842. printk("%2.2x%c", dev->dev_addr[i],
  9843. i == 5 ? '\n' : ':');
  9844. printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
  9845. "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] "
  9846. "TSOcap[%d] \n",
  9847. dev->name,
  9848. (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
  9849. (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
  9850. (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
  9851. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
  9852. (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0,
  9853. (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
  9854. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
  9855. printk(KERN_INFO "%s: dma_rwctrl[%08x] dma_mask[%d-bit]\n",
  9856. dev->name, tp->dma_rwctrl,
  9857. (pdev->dma_mask == DMA_32BIT_MASK) ? 32 :
  9858. (((u64) pdev->dma_mask == DMA_40BIT_MASK) ? 40 : 64));
  9859. netif_carrier_off(tp->dev);
  9860. return 0;
  9861. err_out_iounmap:
  9862. if (tp->regs) {
  9863. iounmap(tp->regs);
  9864. tp->regs = NULL;
  9865. }
  9866. err_out_free_dev:
  9867. free_netdev(dev);
  9868. err_out_free_res:
  9869. pci_release_regions(pdev);
  9870. err_out_disable_pdev:
  9871. pci_disable_device(pdev);
  9872. pci_set_drvdata(pdev, NULL);
  9873. return err;
  9874. }
  9875. static void __devexit tg3_remove_one(struct pci_dev *pdev)
  9876. {
  9877. struct net_device *dev = pci_get_drvdata(pdev);
  9878. if (dev) {
  9879. struct tg3 *tp = netdev_priv(dev);
  9880. flush_scheduled_work();
  9881. unregister_netdev(dev);
  9882. if (tp->regs) {
  9883. iounmap(tp->regs);
  9884. tp->regs = NULL;
  9885. }
  9886. free_netdev(dev);
  9887. pci_release_regions(pdev);
  9888. pci_disable_device(pdev);
  9889. pci_set_drvdata(pdev, NULL);
  9890. }
  9891. }
  9892. static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
  9893. {
  9894. struct net_device *dev = pci_get_drvdata(pdev);
  9895. struct tg3 *tp = netdev_priv(dev);
  9896. int err;
  9897. if (!netif_running(dev))
  9898. return 0;
  9899. flush_scheduled_work();
  9900. tg3_netif_stop(tp);
  9901. del_timer_sync(&tp->timer);
  9902. tg3_full_lock(tp, 1);
  9903. tg3_disable_ints(tp);
  9904. tg3_full_unlock(tp);
  9905. netif_device_detach(dev);
  9906. tg3_full_lock(tp, 0);
  9907. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  9908. tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
  9909. tg3_full_unlock(tp);
  9910. err = tg3_set_power_state(tp, pci_choose_state(pdev, state));
  9911. if (err) {
  9912. tg3_full_lock(tp, 0);
  9913. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  9914. tg3_init_hw(tp, 1);
  9915. tp->timer.expires = jiffies + tp->timer_offset;
  9916. add_timer(&tp->timer);
  9917. netif_device_attach(dev);
  9918. tg3_netif_start(tp);
  9919. tg3_full_unlock(tp);
  9920. }
  9921. return err;
  9922. }
  9923. static int tg3_resume(struct pci_dev *pdev)
  9924. {
  9925. struct net_device *dev = pci_get_drvdata(pdev);
  9926. struct tg3 *tp = netdev_priv(dev);
  9927. int err;
  9928. if (!netif_running(dev))
  9929. return 0;
  9930. pci_restore_state(tp->pdev);
  9931. err = tg3_set_power_state(tp, PCI_D0);
  9932. if (err)
  9933. return err;
  9934. netif_device_attach(dev);
  9935. tg3_full_lock(tp, 0);
  9936. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  9937. tg3_init_hw(tp, 1);
  9938. tp->timer.expires = jiffies + tp->timer_offset;
  9939. add_timer(&tp->timer);
  9940. tg3_netif_start(tp);
  9941. tg3_full_unlock(tp);
  9942. return 0;
  9943. }
  9944. static struct pci_driver tg3_driver = {
  9945. .name = DRV_MODULE_NAME,
  9946. .id_table = tg3_pci_tbl,
  9947. .probe = tg3_init_one,
  9948. .remove = __devexit_p(tg3_remove_one),
  9949. .suspend = tg3_suspend,
  9950. .resume = tg3_resume
  9951. };
  9952. static int __init tg3_init(void)
  9953. {
  9954. return pci_module_init(&tg3_driver);
  9955. }
  9956. static void __exit tg3_cleanup(void)
  9957. {
  9958. pci_unregister_driver(&tg3_driver);
  9959. }
  9960. module_init(tg3_init);
  9961. module_exit(tg3_cleanup);