tg3.c 302 KB

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  1. /*
  2. * tg3.c: Broadcom Tigon3 ethernet driver.
  3. *
  4. * Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com)
  5. * Copyright (C) 2001, 2002, 2003 Jeff Garzik (jgarzik@pobox.com)
  6. * Copyright (C) 2004 Sun Microsystems Inc.
  7. * Copyright (C) 2005 Broadcom Corporation.
  8. *
  9. * Firmware is:
  10. * Derived from proprietary unpublished source code,
  11. * Copyright (C) 2000-2003 Broadcom Corporation.
  12. *
  13. * Permission is hereby granted for the distribution of this firmware
  14. * data in hexadecimal or equivalent format, provided this copyright
  15. * notice is accompanying it.
  16. */
  17. #include <linux/config.h>
  18. #include <linux/module.h>
  19. #include <linux/moduleparam.h>
  20. #include <linux/kernel.h>
  21. #include <linux/types.h>
  22. #include <linux/compiler.h>
  23. #include <linux/slab.h>
  24. #include <linux/delay.h>
  25. #include <linux/init.h>
  26. #include <linux/ioport.h>
  27. #include <linux/pci.h>
  28. #include <linux/netdevice.h>
  29. #include <linux/etherdevice.h>
  30. #include <linux/skbuff.h>
  31. #include <linux/ethtool.h>
  32. #include <linux/mii.h>
  33. #include <linux/if_vlan.h>
  34. #include <linux/ip.h>
  35. #include <linux/tcp.h>
  36. #include <linux/workqueue.h>
  37. #include <net/checksum.h>
  38. #include <asm/system.h>
  39. #include <asm/io.h>
  40. #include <asm/byteorder.h>
  41. #include <asm/uaccess.h>
  42. #ifdef CONFIG_SPARC64
  43. #include <asm/idprom.h>
  44. #include <asm/oplib.h>
  45. #include <asm/pbm.h>
  46. #endif
  47. #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
  48. #define TG3_VLAN_TAG_USED 1
  49. #else
  50. #define TG3_VLAN_TAG_USED 0
  51. #endif
  52. #ifdef NETIF_F_TSO
  53. #define TG3_TSO_SUPPORT 1
  54. #else
  55. #define TG3_TSO_SUPPORT 0
  56. #endif
  57. #include "tg3.h"
  58. #define DRV_MODULE_NAME "tg3"
  59. #define PFX DRV_MODULE_NAME ": "
  60. #define DRV_MODULE_VERSION "3.36"
  61. #define DRV_MODULE_RELDATE "August 19, 2005"
  62. #define TG3_DEF_MAC_MODE 0
  63. #define TG3_DEF_RX_MODE 0
  64. #define TG3_DEF_TX_MODE 0
  65. #define TG3_DEF_MSG_ENABLE \
  66. (NETIF_MSG_DRV | \
  67. NETIF_MSG_PROBE | \
  68. NETIF_MSG_LINK | \
  69. NETIF_MSG_TIMER | \
  70. NETIF_MSG_IFDOWN | \
  71. NETIF_MSG_IFUP | \
  72. NETIF_MSG_RX_ERR | \
  73. NETIF_MSG_TX_ERR)
  74. /* length of time before we decide the hardware is borked,
  75. * and dev->tx_timeout() should be called to fix the problem
  76. */
  77. #define TG3_TX_TIMEOUT (5 * HZ)
  78. /* hardware minimum and maximum for a single frame's data payload */
  79. #define TG3_MIN_MTU 60
  80. #define TG3_MAX_MTU(tp) \
  81. ((tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) ? 9000 : 1500)
  82. /* These numbers seem to be hard coded in the NIC firmware somehow.
  83. * You can't change the ring sizes, but you can change where you place
  84. * them in the NIC onboard memory.
  85. */
  86. #define TG3_RX_RING_SIZE 512
  87. #define TG3_DEF_RX_RING_PENDING 200
  88. #define TG3_RX_JUMBO_RING_SIZE 256
  89. #define TG3_DEF_RX_JUMBO_RING_PENDING 100
  90. /* Do not place this n-ring entries value into the tp struct itself,
  91. * we really want to expose these constants to GCC so that modulo et
  92. * al. operations are done with shifts and masks instead of with
  93. * hw multiply/modulo instructions. Another solution would be to
  94. * replace things like '% foo' with '& (foo - 1)'.
  95. */
  96. #define TG3_RX_RCB_RING_SIZE(tp) \
  97. ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ? 512 : 1024)
  98. #define TG3_TX_RING_SIZE 512
  99. #define TG3_DEF_TX_RING_PENDING (TG3_TX_RING_SIZE - 1)
  100. #define TG3_RX_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
  101. TG3_RX_RING_SIZE)
  102. #define TG3_RX_JUMBO_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
  103. TG3_RX_JUMBO_RING_SIZE)
  104. #define TG3_RX_RCB_RING_BYTES(tp) (sizeof(struct tg3_rx_buffer_desc) * \
  105. TG3_RX_RCB_RING_SIZE(tp))
  106. #define TG3_TX_RING_BYTES (sizeof(struct tg3_tx_buffer_desc) * \
  107. TG3_TX_RING_SIZE)
  108. #define TX_RING_GAP(TP) \
  109. (TG3_TX_RING_SIZE - (TP)->tx_pending)
  110. #define TX_BUFFS_AVAIL(TP) \
  111. (((TP)->tx_cons <= (TP)->tx_prod) ? \
  112. (TP)->tx_cons + (TP)->tx_pending - (TP)->tx_prod : \
  113. (TP)->tx_cons - (TP)->tx_prod - TX_RING_GAP(TP))
  114. #define NEXT_TX(N) (((N) + 1) & (TG3_TX_RING_SIZE - 1))
  115. #define RX_PKT_BUF_SZ (1536 + tp->rx_offset + 64)
  116. #define RX_JUMBO_PKT_BUF_SZ (9046 + tp->rx_offset + 64)
  117. /* minimum number of free TX descriptors required to wake up TX process */
  118. #define TG3_TX_WAKEUP_THRESH (TG3_TX_RING_SIZE / 4)
  119. /* number of ETHTOOL_GSTATS u64's */
  120. #define TG3_NUM_STATS (sizeof(struct tg3_ethtool_stats)/sizeof(u64))
  121. #define TG3_NUM_TEST 6
  122. static char version[] __devinitdata =
  123. DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
  124. MODULE_AUTHOR("David S. Miller (davem@redhat.com) and Jeff Garzik (jgarzik@pobox.com)");
  125. MODULE_DESCRIPTION("Broadcom Tigon3 ethernet driver");
  126. MODULE_LICENSE("GPL");
  127. MODULE_VERSION(DRV_MODULE_VERSION);
  128. static int tg3_debug = -1; /* -1 == use TG3_DEF_MSG_ENABLE as value */
  129. module_param(tg3_debug, int, 0);
  130. MODULE_PARM_DESC(tg3_debug, "Tigon3 bitmapped debugging message enable value");
  131. static struct pci_device_id tg3_pci_tbl[] = {
  132. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5700,
  133. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  134. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5701,
  135. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  136. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702,
  137. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  138. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703,
  139. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  140. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704,
  141. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  142. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702FE,
  143. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  144. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705,
  145. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  146. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705_2,
  147. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  148. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M,
  149. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  150. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M_2,
  151. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  152. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702X,
  153. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  154. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703X,
  155. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  156. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S,
  157. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  158. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702A3,
  159. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  160. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703A3,
  161. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  162. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5782,
  163. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  164. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5788,
  165. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  166. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5789,
  167. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  168. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901,
  169. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  170. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901_2,
  171. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  172. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S_2,
  173. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  174. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705F,
  175. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  176. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5720,
  177. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  178. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5721,
  179. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  180. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750,
  181. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  182. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751,
  183. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  184. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750M,
  185. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  186. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751M,
  187. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  188. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751F,
  189. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  190. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752,
  191. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  192. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752M,
  193. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  194. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753,
  195. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  196. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753M,
  197. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  198. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753F,
  199. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  200. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780,
  201. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  202. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780S,
  203. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  204. { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781,
  205. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  206. { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX,
  207. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  208. { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX,
  209. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  210. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000,
  211. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  212. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1001,
  213. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  214. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1003,
  215. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  216. { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC9100,
  217. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  218. { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_TIGON3,
  219. PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
  220. { 0, }
  221. };
  222. MODULE_DEVICE_TABLE(pci, tg3_pci_tbl);
  223. static struct {
  224. const char string[ETH_GSTRING_LEN];
  225. } ethtool_stats_keys[TG3_NUM_STATS] = {
  226. { "rx_octets" },
  227. { "rx_fragments" },
  228. { "rx_ucast_packets" },
  229. { "rx_mcast_packets" },
  230. { "rx_bcast_packets" },
  231. { "rx_fcs_errors" },
  232. { "rx_align_errors" },
  233. { "rx_xon_pause_rcvd" },
  234. { "rx_xoff_pause_rcvd" },
  235. { "rx_mac_ctrl_rcvd" },
  236. { "rx_xoff_entered" },
  237. { "rx_frame_too_long_errors" },
  238. { "rx_jabbers" },
  239. { "rx_undersize_packets" },
  240. { "rx_in_length_errors" },
  241. { "rx_out_length_errors" },
  242. { "rx_64_or_less_octet_packets" },
  243. { "rx_65_to_127_octet_packets" },
  244. { "rx_128_to_255_octet_packets" },
  245. { "rx_256_to_511_octet_packets" },
  246. { "rx_512_to_1023_octet_packets" },
  247. { "rx_1024_to_1522_octet_packets" },
  248. { "rx_1523_to_2047_octet_packets" },
  249. { "rx_2048_to_4095_octet_packets" },
  250. { "rx_4096_to_8191_octet_packets" },
  251. { "rx_8192_to_9022_octet_packets" },
  252. { "tx_octets" },
  253. { "tx_collisions" },
  254. { "tx_xon_sent" },
  255. { "tx_xoff_sent" },
  256. { "tx_flow_control" },
  257. { "tx_mac_errors" },
  258. { "tx_single_collisions" },
  259. { "tx_mult_collisions" },
  260. { "tx_deferred" },
  261. { "tx_excessive_collisions" },
  262. { "tx_late_collisions" },
  263. { "tx_collide_2times" },
  264. { "tx_collide_3times" },
  265. { "tx_collide_4times" },
  266. { "tx_collide_5times" },
  267. { "tx_collide_6times" },
  268. { "tx_collide_7times" },
  269. { "tx_collide_8times" },
  270. { "tx_collide_9times" },
  271. { "tx_collide_10times" },
  272. { "tx_collide_11times" },
  273. { "tx_collide_12times" },
  274. { "tx_collide_13times" },
  275. { "tx_collide_14times" },
  276. { "tx_collide_15times" },
  277. { "tx_ucast_packets" },
  278. { "tx_mcast_packets" },
  279. { "tx_bcast_packets" },
  280. { "tx_carrier_sense_errors" },
  281. { "tx_discards" },
  282. { "tx_errors" },
  283. { "dma_writeq_full" },
  284. { "dma_write_prioq_full" },
  285. { "rxbds_empty" },
  286. { "rx_discards" },
  287. { "rx_errors" },
  288. { "rx_threshold_hit" },
  289. { "dma_readq_full" },
  290. { "dma_read_prioq_full" },
  291. { "tx_comp_queue_full" },
  292. { "ring_set_send_prod_index" },
  293. { "ring_status_update" },
  294. { "nic_irqs" },
  295. { "nic_avoided_irqs" },
  296. { "nic_tx_threshold_hit" }
  297. };
  298. static struct {
  299. const char string[ETH_GSTRING_LEN];
  300. } ethtool_test_keys[TG3_NUM_TEST] = {
  301. { "nvram test (online) " },
  302. { "link test (online) " },
  303. { "register test (offline)" },
  304. { "memory test (offline)" },
  305. { "loopback test (offline)" },
  306. { "interrupt test (offline)" },
  307. };
  308. static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val)
  309. {
  310. if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) != 0) {
  311. spin_lock_bh(&tp->indirect_lock);
  312. pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
  313. pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
  314. spin_unlock_bh(&tp->indirect_lock);
  315. } else {
  316. writel(val, tp->regs + off);
  317. if ((tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG) != 0)
  318. readl(tp->regs + off);
  319. }
  320. }
  321. static void _tw32_flush(struct tg3 *tp, u32 off, u32 val)
  322. {
  323. if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) != 0) {
  324. spin_lock_bh(&tp->indirect_lock);
  325. pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
  326. pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
  327. spin_unlock_bh(&tp->indirect_lock);
  328. } else {
  329. void __iomem *dest = tp->regs + off;
  330. writel(val, dest);
  331. readl(dest); /* always flush PCI write */
  332. }
  333. }
  334. static inline void _tw32_rx_mbox(struct tg3 *tp, u32 off, u32 val)
  335. {
  336. void __iomem *mbox = tp->regs + off;
  337. writel(val, mbox);
  338. if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
  339. readl(mbox);
  340. }
  341. static inline void _tw32_tx_mbox(struct tg3 *tp, u32 off, u32 val)
  342. {
  343. void __iomem *mbox = tp->regs + off;
  344. writel(val, mbox);
  345. if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG)
  346. writel(val, mbox);
  347. if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
  348. readl(mbox);
  349. }
  350. #define tw32_mailbox(reg, val) writel(((val) & 0xffffffff), tp->regs + (reg))
  351. #define tw32_rx_mbox(reg, val) _tw32_rx_mbox(tp, reg, val)
  352. #define tw32_tx_mbox(reg, val) _tw32_tx_mbox(tp, reg, val)
  353. #define tw32(reg,val) tg3_write_indirect_reg32(tp,(reg),(val))
  354. #define tw32_f(reg,val) _tw32_flush(tp,(reg),(val))
  355. #define tw16(reg,val) writew(((val) & 0xffff), tp->regs + (reg))
  356. #define tw8(reg,val) writeb(((val) & 0xff), tp->regs + (reg))
  357. #define tr32(reg) readl(tp->regs + (reg))
  358. #define tr16(reg) readw(tp->regs + (reg))
  359. #define tr8(reg) readb(tp->regs + (reg))
  360. static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val)
  361. {
  362. spin_lock_bh(&tp->indirect_lock);
  363. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
  364. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  365. /* Always leave this as zero. */
  366. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  367. spin_unlock_bh(&tp->indirect_lock);
  368. }
  369. static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val)
  370. {
  371. spin_lock_bh(&tp->indirect_lock);
  372. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
  373. pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  374. /* Always leave this as zero. */
  375. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  376. spin_unlock_bh(&tp->indirect_lock);
  377. }
  378. static void tg3_disable_ints(struct tg3 *tp)
  379. {
  380. tw32(TG3PCI_MISC_HOST_CTRL,
  381. (tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT));
  382. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
  383. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  384. }
  385. static inline void tg3_cond_int(struct tg3 *tp)
  386. {
  387. if (tp->hw_status->status & SD_STATUS_UPDATED)
  388. tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
  389. }
  390. static void tg3_enable_ints(struct tg3 *tp)
  391. {
  392. tp->irq_sync = 0;
  393. wmb();
  394. tw32(TG3PCI_MISC_HOST_CTRL,
  395. (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
  396. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  397. (tp->last_tag << 24));
  398. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  399. tg3_cond_int(tp);
  400. }
  401. static inline unsigned int tg3_has_work(struct tg3 *tp)
  402. {
  403. struct tg3_hw_status *sblk = tp->hw_status;
  404. unsigned int work_exists = 0;
  405. /* check for phy events */
  406. if (!(tp->tg3_flags &
  407. (TG3_FLAG_USE_LINKCHG_REG |
  408. TG3_FLAG_POLL_SERDES))) {
  409. if (sblk->status & SD_STATUS_LINK_CHG)
  410. work_exists = 1;
  411. }
  412. /* check for RX/TX work to do */
  413. if (sblk->idx[0].tx_consumer != tp->tx_cons ||
  414. sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
  415. work_exists = 1;
  416. return work_exists;
  417. }
  418. /* tg3_restart_ints
  419. * similar to tg3_enable_ints, but it accurately determines whether there
  420. * is new work pending and can return without flushing the PIO write
  421. * which reenables interrupts
  422. */
  423. static void tg3_restart_ints(struct tg3 *tp)
  424. {
  425. tw32(TG3PCI_MISC_HOST_CTRL,
  426. (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
  427. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  428. tp->last_tag << 24);
  429. mmiowb();
  430. /* When doing tagged status, this work check is unnecessary.
  431. * The last_tag we write above tells the chip which piece of
  432. * work we've completed.
  433. */
  434. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
  435. tg3_has_work(tp))
  436. tw32(HOSTCC_MODE, tp->coalesce_mode |
  437. (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
  438. }
  439. static inline void tg3_netif_stop(struct tg3 *tp)
  440. {
  441. tp->dev->trans_start = jiffies; /* prevent tx timeout */
  442. netif_poll_disable(tp->dev);
  443. netif_tx_disable(tp->dev);
  444. }
  445. static inline void tg3_netif_start(struct tg3 *tp)
  446. {
  447. netif_wake_queue(tp->dev);
  448. /* NOTE: unconditional netif_wake_queue is only appropriate
  449. * so long as all callers are assured to have free tx slots
  450. * (such as after tg3_init_hw)
  451. */
  452. netif_poll_enable(tp->dev);
  453. tp->hw_status->status |= SD_STATUS_UPDATED;
  454. tg3_enable_ints(tp);
  455. }
  456. static void tg3_switch_clocks(struct tg3 *tp)
  457. {
  458. u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);
  459. u32 orig_clock_ctrl;
  460. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  461. return;
  462. orig_clock_ctrl = clock_ctrl;
  463. clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN |
  464. CLOCK_CTRL_CLKRUN_OENABLE |
  465. 0x1f);
  466. tp->pci_clock_ctrl = clock_ctrl;
  467. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  468. if (orig_clock_ctrl & CLOCK_CTRL_625_CORE) {
  469. tw32_f(TG3PCI_CLOCK_CTRL,
  470. clock_ctrl | CLOCK_CTRL_625_CORE);
  471. udelay(40);
  472. }
  473. } else if ((orig_clock_ctrl & CLOCK_CTRL_44MHZ_CORE) != 0) {
  474. tw32_f(TG3PCI_CLOCK_CTRL,
  475. clock_ctrl |
  476. (CLOCK_CTRL_44MHZ_CORE | CLOCK_CTRL_ALTCLK));
  477. udelay(40);
  478. tw32_f(TG3PCI_CLOCK_CTRL,
  479. clock_ctrl | (CLOCK_CTRL_ALTCLK));
  480. udelay(40);
  481. }
  482. tw32_f(TG3PCI_CLOCK_CTRL, clock_ctrl);
  483. udelay(40);
  484. }
  485. #define PHY_BUSY_LOOPS 5000
  486. static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
  487. {
  488. u32 frame_val;
  489. unsigned int loops;
  490. int ret;
  491. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  492. tw32_f(MAC_MI_MODE,
  493. (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
  494. udelay(80);
  495. }
  496. *val = 0x0;
  497. frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
  498. MI_COM_PHY_ADDR_MASK);
  499. frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
  500. MI_COM_REG_ADDR_MASK);
  501. frame_val |= (MI_COM_CMD_READ | MI_COM_START);
  502. tw32_f(MAC_MI_COM, frame_val);
  503. loops = PHY_BUSY_LOOPS;
  504. while (loops != 0) {
  505. udelay(10);
  506. frame_val = tr32(MAC_MI_COM);
  507. if ((frame_val & MI_COM_BUSY) == 0) {
  508. udelay(5);
  509. frame_val = tr32(MAC_MI_COM);
  510. break;
  511. }
  512. loops -= 1;
  513. }
  514. ret = -EBUSY;
  515. if (loops != 0) {
  516. *val = frame_val & MI_COM_DATA_MASK;
  517. ret = 0;
  518. }
  519. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  520. tw32_f(MAC_MI_MODE, tp->mi_mode);
  521. udelay(80);
  522. }
  523. return ret;
  524. }
  525. static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
  526. {
  527. u32 frame_val;
  528. unsigned int loops;
  529. int ret;
  530. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  531. tw32_f(MAC_MI_MODE,
  532. (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
  533. udelay(80);
  534. }
  535. frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
  536. MI_COM_PHY_ADDR_MASK);
  537. frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
  538. MI_COM_REG_ADDR_MASK);
  539. frame_val |= (val & MI_COM_DATA_MASK);
  540. frame_val |= (MI_COM_CMD_WRITE | MI_COM_START);
  541. tw32_f(MAC_MI_COM, frame_val);
  542. loops = PHY_BUSY_LOOPS;
  543. while (loops != 0) {
  544. udelay(10);
  545. frame_val = tr32(MAC_MI_COM);
  546. if ((frame_val & MI_COM_BUSY) == 0) {
  547. udelay(5);
  548. frame_val = tr32(MAC_MI_COM);
  549. break;
  550. }
  551. loops -= 1;
  552. }
  553. ret = -EBUSY;
  554. if (loops != 0)
  555. ret = 0;
  556. if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
  557. tw32_f(MAC_MI_MODE, tp->mi_mode);
  558. udelay(80);
  559. }
  560. return ret;
  561. }
  562. static void tg3_phy_set_wirespeed(struct tg3 *tp)
  563. {
  564. u32 val;
  565. if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED)
  566. return;
  567. if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007) &&
  568. !tg3_readphy(tp, MII_TG3_AUX_CTRL, &val))
  569. tg3_writephy(tp, MII_TG3_AUX_CTRL,
  570. (val | (1 << 15) | (1 << 4)));
  571. }
  572. static int tg3_bmcr_reset(struct tg3 *tp)
  573. {
  574. u32 phy_control;
  575. int limit, err;
  576. /* OK, reset it, and poll the BMCR_RESET bit until it
  577. * clears or we time out.
  578. */
  579. phy_control = BMCR_RESET;
  580. err = tg3_writephy(tp, MII_BMCR, phy_control);
  581. if (err != 0)
  582. return -EBUSY;
  583. limit = 5000;
  584. while (limit--) {
  585. err = tg3_readphy(tp, MII_BMCR, &phy_control);
  586. if (err != 0)
  587. return -EBUSY;
  588. if ((phy_control & BMCR_RESET) == 0) {
  589. udelay(40);
  590. break;
  591. }
  592. udelay(10);
  593. }
  594. if (limit <= 0)
  595. return -EBUSY;
  596. return 0;
  597. }
  598. static int tg3_wait_macro_done(struct tg3 *tp)
  599. {
  600. int limit = 100;
  601. while (limit--) {
  602. u32 tmp32;
  603. if (!tg3_readphy(tp, 0x16, &tmp32)) {
  604. if ((tmp32 & 0x1000) == 0)
  605. break;
  606. }
  607. }
  608. if (limit <= 0)
  609. return -EBUSY;
  610. return 0;
  611. }
  612. static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
  613. {
  614. static const u32 test_pat[4][6] = {
  615. { 0x00005555, 0x00000005, 0x00002aaa, 0x0000000a, 0x00003456, 0x00000003 },
  616. { 0x00002aaa, 0x0000000a, 0x00003333, 0x00000003, 0x0000789a, 0x00000005 },
  617. { 0x00005a5a, 0x00000005, 0x00002a6a, 0x0000000a, 0x00001bcd, 0x00000003 },
  618. { 0x00002a5a, 0x0000000a, 0x000033c3, 0x00000003, 0x00002ef1, 0x00000005 }
  619. };
  620. int chan;
  621. for (chan = 0; chan < 4; chan++) {
  622. int i;
  623. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  624. (chan * 0x2000) | 0x0200);
  625. tg3_writephy(tp, 0x16, 0x0002);
  626. for (i = 0; i < 6; i++)
  627. tg3_writephy(tp, MII_TG3_DSP_RW_PORT,
  628. test_pat[chan][i]);
  629. tg3_writephy(tp, 0x16, 0x0202);
  630. if (tg3_wait_macro_done(tp)) {
  631. *resetp = 1;
  632. return -EBUSY;
  633. }
  634. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  635. (chan * 0x2000) | 0x0200);
  636. tg3_writephy(tp, 0x16, 0x0082);
  637. if (tg3_wait_macro_done(tp)) {
  638. *resetp = 1;
  639. return -EBUSY;
  640. }
  641. tg3_writephy(tp, 0x16, 0x0802);
  642. if (tg3_wait_macro_done(tp)) {
  643. *resetp = 1;
  644. return -EBUSY;
  645. }
  646. for (i = 0; i < 6; i += 2) {
  647. u32 low, high;
  648. if (tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low) ||
  649. tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high) ||
  650. tg3_wait_macro_done(tp)) {
  651. *resetp = 1;
  652. return -EBUSY;
  653. }
  654. low &= 0x7fff;
  655. high &= 0x000f;
  656. if (low != test_pat[chan][i] ||
  657. high != test_pat[chan][i+1]) {
  658. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000b);
  659. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4001);
  660. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4005);
  661. return -EBUSY;
  662. }
  663. }
  664. }
  665. return 0;
  666. }
  667. static int tg3_phy_reset_chanpat(struct tg3 *tp)
  668. {
  669. int chan;
  670. for (chan = 0; chan < 4; chan++) {
  671. int i;
  672. tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
  673. (chan * 0x2000) | 0x0200);
  674. tg3_writephy(tp, 0x16, 0x0002);
  675. for (i = 0; i < 6; i++)
  676. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000);
  677. tg3_writephy(tp, 0x16, 0x0202);
  678. if (tg3_wait_macro_done(tp))
  679. return -EBUSY;
  680. }
  681. return 0;
  682. }
  683. static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
  684. {
  685. u32 reg32, phy9_orig;
  686. int retries, do_phy_reset, err;
  687. retries = 10;
  688. do_phy_reset = 1;
  689. do {
  690. if (do_phy_reset) {
  691. err = tg3_bmcr_reset(tp);
  692. if (err)
  693. return err;
  694. do_phy_reset = 0;
  695. }
  696. /* Disable transmitter and interrupt. */
  697. if (tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32))
  698. continue;
  699. reg32 |= 0x3000;
  700. tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
  701. /* Set full-duplex, 1000 mbps. */
  702. tg3_writephy(tp, MII_BMCR,
  703. BMCR_FULLDPLX | TG3_BMCR_SPEED1000);
  704. /* Set to master mode. */
  705. if (tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig))
  706. continue;
  707. tg3_writephy(tp, MII_TG3_CTRL,
  708. (MII_TG3_CTRL_AS_MASTER |
  709. MII_TG3_CTRL_ENABLE_AS_MASTER));
  710. /* Enable SM_DSP_CLOCK and 6dB. */
  711. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  712. /* Block the PHY control access. */
  713. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
  714. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800);
  715. err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset);
  716. if (!err)
  717. break;
  718. } while (--retries);
  719. err = tg3_phy_reset_chanpat(tp);
  720. if (err)
  721. return err;
  722. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
  723. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000);
  724. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
  725. tg3_writephy(tp, 0x16, 0x0000);
  726. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  727. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  728. /* Set Extended packet length bit for jumbo frames */
  729. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4400);
  730. }
  731. else {
  732. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  733. }
  734. tg3_writephy(tp, MII_TG3_CTRL, phy9_orig);
  735. if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32)) {
  736. reg32 &= ~0x3000;
  737. tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
  738. } else if (!err)
  739. err = -EBUSY;
  740. return err;
  741. }
  742. /* This will reset the tigon3 PHY if there is no valid
  743. * link unless the FORCE argument is non-zero.
  744. */
  745. static int tg3_phy_reset(struct tg3 *tp)
  746. {
  747. u32 phy_status;
  748. int err;
  749. err = tg3_readphy(tp, MII_BMSR, &phy_status);
  750. err |= tg3_readphy(tp, MII_BMSR, &phy_status);
  751. if (err != 0)
  752. return -EBUSY;
  753. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  754. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
  755. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  756. err = tg3_phy_reset_5703_4_5(tp);
  757. if (err)
  758. return err;
  759. goto out;
  760. }
  761. err = tg3_bmcr_reset(tp);
  762. if (err)
  763. return err;
  764. out:
  765. if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) {
  766. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  767. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  768. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x2aaa);
  769. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
  770. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0323);
  771. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  772. }
  773. if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) {
  774. tg3_writephy(tp, 0x1c, 0x8d68);
  775. tg3_writephy(tp, 0x1c, 0x8d68);
  776. }
  777. if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) {
  778. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
  779. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
  780. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x310b);
  781. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  782. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x9506);
  783. tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x401f);
  784. tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
  785. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
  786. }
  787. /* Set Extended packet length bit (bit 14) on all chips that */
  788. /* support jumbo frames */
  789. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  790. /* Cannot do read-modify-write on 5401 */
  791. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
  792. } else if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
  793. u32 phy_reg;
  794. /* Set bit 14 with read-modify-write to preserve other bits */
  795. if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) &&
  796. !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg))
  797. tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
  798. }
  799. /* Set phy register 0x10 bit 0 to high fifo elasticity to support
  800. * jumbo frames transmission.
  801. */
  802. if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
  803. u32 phy_reg;
  804. if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg))
  805. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  806. phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
  807. }
  808. tg3_phy_set_wirespeed(tp);
  809. return 0;
  810. }
  811. static void tg3_frob_aux_power(struct tg3 *tp)
  812. {
  813. struct tg3 *tp_peer = tp;
  814. if ((tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) != 0)
  815. return;
  816. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  817. tp_peer = pci_get_drvdata(tp->pdev_peer);
  818. if (!tp_peer)
  819. BUG();
  820. }
  821. if ((tp->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
  822. (tp_peer->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0) {
  823. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  824. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  825. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  826. (GRC_LCLCTRL_GPIO_OE0 |
  827. GRC_LCLCTRL_GPIO_OE1 |
  828. GRC_LCLCTRL_GPIO_OE2 |
  829. GRC_LCLCTRL_GPIO_OUTPUT0 |
  830. GRC_LCLCTRL_GPIO_OUTPUT1));
  831. udelay(100);
  832. } else {
  833. u32 no_gpio2;
  834. u32 grc_local_ctrl;
  835. if (tp_peer != tp &&
  836. (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
  837. return;
  838. /* On 5753 and variants, GPIO2 cannot be used. */
  839. no_gpio2 = tp->nic_sram_data_cfg &
  840. NIC_SRAM_DATA_CFG_NO_GPIO2;
  841. grc_local_ctrl = GRC_LCLCTRL_GPIO_OE0 |
  842. GRC_LCLCTRL_GPIO_OE1 |
  843. GRC_LCLCTRL_GPIO_OE2 |
  844. GRC_LCLCTRL_GPIO_OUTPUT1 |
  845. GRC_LCLCTRL_GPIO_OUTPUT2;
  846. if (no_gpio2) {
  847. grc_local_ctrl &= ~(GRC_LCLCTRL_GPIO_OE2 |
  848. GRC_LCLCTRL_GPIO_OUTPUT2);
  849. }
  850. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  851. grc_local_ctrl);
  852. udelay(100);
  853. grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT0;
  854. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  855. grc_local_ctrl);
  856. udelay(100);
  857. if (!no_gpio2) {
  858. grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT2;
  859. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  860. grc_local_ctrl);
  861. udelay(100);
  862. }
  863. }
  864. } else {
  865. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  866. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
  867. if (tp_peer != tp &&
  868. (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
  869. return;
  870. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  871. (GRC_LCLCTRL_GPIO_OE1 |
  872. GRC_LCLCTRL_GPIO_OUTPUT1));
  873. udelay(100);
  874. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  875. (GRC_LCLCTRL_GPIO_OE1));
  876. udelay(100);
  877. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
  878. (GRC_LCLCTRL_GPIO_OE1 |
  879. GRC_LCLCTRL_GPIO_OUTPUT1));
  880. udelay(100);
  881. }
  882. }
  883. }
  884. static int tg3_setup_phy(struct tg3 *, int);
  885. #define RESET_KIND_SHUTDOWN 0
  886. #define RESET_KIND_INIT 1
  887. #define RESET_KIND_SUSPEND 2
  888. static void tg3_write_sig_post_reset(struct tg3 *, int);
  889. static int tg3_halt_cpu(struct tg3 *, u32);
  890. static int tg3_set_power_state(struct tg3 *tp, int state)
  891. {
  892. u32 misc_host_ctrl;
  893. u16 power_control, power_caps;
  894. int pm = tp->pm_cap;
  895. /* Make sure register accesses (indirect or otherwise)
  896. * will function correctly.
  897. */
  898. pci_write_config_dword(tp->pdev,
  899. TG3PCI_MISC_HOST_CTRL,
  900. tp->misc_host_ctrl);
  901. pci_read_config_word(tp->pdev,
  902. pm + PCI_PM_CTRL,
  903. &power_control);
  904. power_control |= PCI_PM_CTRL_PME_STATUS;
  905. power_control &= ~(PCI_PM_CTRL_STATE_MASK);
  906. switch (state) {
  907. case 0:
  908. power_control |= 0;
  909. pci_write_config_word(tp->pdev,
  910. pm + PCI_PM_CTRL,
  911. power_control);
  912. udelay(100); /* Delay after power state change */
  913. /* Switch out of Vaux if it is not a LOM */
  914. if (!(tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT)) {
  915. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  916. udelay(100);
  917. }
  918. return 0;
  919. case 1:
  920. power_control |= 1;
  921. break;
  922. case 2:
  923. power_control |= 2;
  924. break;
  925. case 3:
  926. power_control |= 3;
  927. break;
  928. default:
  929. printk(KERN_WARNING PFX "%s: Invalid power state (%d) "
  930. "requested.\n",
  931. tp->dev->name, state);
  932. return -EINVAL;
  933. };
  934. power_control |= PCI_PM_CTRL_PME_ENABLE;
  935. misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
  936. tw32(TG3PCI_MISC_HOST_CTRL,
  937. misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT);
  938. if (tp->link_config.phy_is_low_power == 0) {
  939. tp->link_config.phy_is_low_power = 1;
  940. tp->link_config.orig_speed = tp->link_config.speed;
  941. tp->link_config.orig_duplex = tp->link_config.duplex;
  942. tp->link_config.orig_autoneg = tp->link_config.autoneg;
  943. }
  944. if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
  945. tp->link_config.speed = SPEED_10;
  946. tp->link_config.duplex = DUPLEX_HALF;
  947. tp->link_config.autoneg = AUTONEG_ENABLE;
  948. tg3_setup_phy(tp, 0);
  949. }
  950. pci_read_config_word(tp->pdev, pm + PCI_PM_PMC, &power_caps);
  951. if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) {
  952. u32 mac_mode;
  953. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  954. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a);
  955. udelay(40);
  956. mac_mode = MAC_MODE_PORT_MODE_MII;
  957. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 ||
  958. !(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB))
  959. mac_mode |= MAC_MODE_LINK_POLARITY;
  960. } else {
  961. mac_mode = MAC_MODE_PORT_MODE_TBI;
  962. }
  963. if (!(tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
  964. tw32(MAC_LED_CTRL, tp->led_ctrl);
  965. if (((power_caps & PCI_PM_CAP_PME_D3cold) &&
  966. (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)))
  967. mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE;
  968. tw32_f(MAC_MODE, mac_mode);
  969. udelay(100);
  970. tw32_f(MAC_RX_MODE, RX_MODE_ENABLE);
  971. udelay(10);
  972. }
  973. if (!(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB) &&
  974. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  975. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
  976. u32 base_val;
  977. base_val = tp->pci_clock_ctrl;
  978. base_val |= (CLOCK_CTRL_RXCLK_DISABLE |
  979. CLOCK_CTRL_TXCLK_DISABLE);
  980. tw32_f(TG3PCI_CLOCK_CTRL, base_val |
  981. CLOCK_CTRL_ALTCLK |
  982. CLOCK_CTRL_PWRDOWN_PLL133);
  983. udelay(40);
  984. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  985. /* do nothing */
  986. } else if (!((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  987. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) {
  988. u32 newbits1, newbits2;
  989. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  990. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  991. newbits1 = (CLOCK_CTRL_RXCLK_DISABLE |
  992. CLOCK_CTRL_TXCLK_DISABLE |
  993. CLOCK_CTRL_ALTCLK);
  994. newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
  995. } else if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  996. newbits1 = CLOCK_CTRL_625_CORE;
  997. newbits2 = newbits1 | CLOCK_CTRL_ALTCLK;
  998. } else {
  999. newbits1 = CLOCK_CTRL_ALTCLK;
  1000. newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
  1001. }
  1002. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits1);
  1003. udelay(40);
  1004. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits2);
  1005. udelay(40);
  1006. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  1007. u32 newbits3;
  1008. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1009. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  1010. newbits3 = (CLOCK_CTRL_RXCLK_DISABLE |
  1011. CLOCK_CTRL_TXCLK_DISABLE |
  1012. CLOCK_CTRL_44MHZ_CORE);
  1013. } else {
  1014. newbits3 = CLOCK_CTRL_44MHZ_CORE;
  1015. }
  1016. tw32_f(TG3PCI_CLOCK_CTRL,
  1017. tp->pci_clock_ctrl | newbits3);
  1018. udelay(40);
  1019. }
  1020. }
  1021. tg3_frob_aux_power(tp);
  1022. /* Workaround for unstable PLL clock */
  1023. if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
  1024. (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) {
  1025. u32 val = tr32(0x7d00);
  1026. val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1);
  1027. tw32(0x7d00, val);
  1028. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  1029. tg3_halt_cpu(tp, RX_CPU_BASE);
  1030. }
  1031. /* Finally, set the new power state. */
  1032. pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control);
  1033. udelay(100); /* Delay after power state change */
  1034. tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);
  1035. return 0;
  1036. }
  1037. static void tg3_link_report(struct tg3 *tp)
  1038. {
  1039. if (!netif_carrier_ok(tp->dev)) {
  1040. printk(KERN_INFO PFX "%s: Link is down.\n", tp->dev->name);
  1041. } else {
  1042. printk(KERN_INFO PFX "%s: Link is up at %d Mbps, %s duplex.\n",
  1043. tp->dev->name,
  1044. (tp->link_config.active_speed == SPEED_1000 ?
  1045. 1000 :
  1046. (tp->link_config.active_speed == SPEED_100 ?
  1047. 100 : 10)),
  1048. (tp->link_config.active_duplex == DUPLEX_FULL ?
  1049. "full" : "half"));
  1050. printk(KERN_INFO PFX "%s: Flow control is %s for TX and "
  1051. "%s for RX.\n",
  1052. tp->dev->name,
  1053. (tp->tg3_flags & TG3_FLAG_TX_PAUSE) ? "on" : "off",
  1054. (tp->tg3_flags & TG3_FLAG_RX_PAUSE) ? "on" : "off");
  1055. }
  1056. }
  1057. static void tg3_setup_flow_control(struct tg3 *tp, u32 local_adv, u32 remote_adv)
  1058. {
  1059. u32 new_tg3_flags = 0;
  1060. u32 old_rx_mode = tp->rx_mode;
  1061. u32 old_tx_mode = tp->tx_mode;
  1062. if (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) {
  1063. /* Convert 1000BaseX flow control bits to 1000BaseT
  1064. * bits before resolving flow control.
  1065. */
  1066. if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  1067. local_adv &= ~(ADVERTISE_PAUSE_CAP |
  1068. ADVERTISE_PAUSE_ASYM);
  1069. remote_adv &= ~(LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
  1070. if (local_adv & ADVERTISE_1000XPAUSE)
  1071. local_adv |= ADVERTISE_PAUSE_CAP;
  1072. if (local_adv & ADVERTISE_1000XPSE_ASYM)
  1073. local_adv |= ADVERTISE_PAUSE_ASYM;
  1074. if (remote_adv & LPA_1000XPAUSE)
  1075. remote_adv |= LPA_PAUSE_CAP;
  1076. if (remote_adv & LPA_1000XPAUSE_ASYM)
  1077. remote_adv |= LPA_PAUSE_ASYM;
  1078. }
  1079. if (local_adv & ADVERTISE_PAUSE_CAP) {
  1080. if (local_adv & ADVERTISE_PAUSE_ASYM) {
  1081. if (remote_adv & LPA_PAUSE_CAP)
  1082. new_tg3_flags |=
  1083. (TG3_FLAG_RX_PAUSE |
  1084. TG3_FLAG_TX_PAUSE);
  1085. else if (remote_adv & LPA_PAUSE_ASYM)
  1086. new_tg3_flags |=
  1087. (TG3_FLAG_RX_PAUSE);
  1088. } else {
  1089. if (remote_adv & LPA_PAUSE_CAP)
  1090. new_tg3_flags |=
  1091. (TG3_FLAG_RX_PAUSE |
  1092. TG3_FLAG_TX_PAUSE);
  1093. }
  1094. } else if (local_adv & ADVERTISE_PAUSE_ASYM) {
  1095. if ((remote_adv & LPA_PAUSE_CAP) &&
  1096. (remote_adv & LPA_PAUSE_ASYM))
  1097. new_tg3_flags |= TG3_FLAG_TX_PAUSE;
  1098. }
  1099. tp->tg3_flags &= ~(TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE);
  1100. tp->tg3_flags |= new_tg3_flags;
  1101. } else {
  1102. new_tg3_flags = tp->tg3_flags;
  1103. }
  1104. if (new_tg3_flags & TG3_FLAG_RX_PAUSE)
  1105. tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
  1106. else
  1107. tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
  1108. if (old_rx_mode != tp->rx_mode) {
  1109. tw32_f(MAC_RX_MODE, tp->rx_mode);
  1110. }
  1111. if (new_tg3_flags & TG3_FLAG_TX_PAUSE)
  1112. tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
  1113. else
  1114. tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
  1115. if (old_tx_mode != tp->tx_mode) {
  1116. tw32_f(MAC_TX_MODE, tp->tx_mode);
  1117. }
  1118. }
  1119. static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)
  1120. {
  1121. switch (val & MII_TG3_AUX_STAT_SPDMASK) {
  1122. case MII_TG3_AUX_STAT_10HALF:
  1123. *speed = SPEED_10;
  1124. *duplex = DUPLEX_HALF;
  1125. break;
  1126. case MII_TG3_AUX_STAT_10FULL:
  1127. *speed = SPEED_10;
  1128. *duplex = DUPLEX_FULL;
  1129. break;
  1130. case MII_TG3_AUX_STAT_100HALF:
  1131. *speed = SPEED_100;
  1132. *duplex = DUPLEX_HALF;
  1133. break;
  1134. case MII_TG3_AUX_STAT_100FULL:
  1135. *speed = SPEED_100;
  1136. *duplex = DUPLEX_FULL;
  1137. break;
  1138. case MII_TG3_AUX_STAT_1000HALF:
  1139. *speed = SPEED_1000;
  1140. *duplex = DUPLEX_HALF;
  1141. break;
  1142. case MII_TG3_AUX_STAT_1000FULL:
  1143. *speed = SPEED_1000;
  1144. *duplex = DUPLEX_FULL;
  1145. break;
  1146. default:
  1147. *speed = SPEED_INVALID;
  1148. *duplex = DUPLEX_INVALID;
  1149. break;
  1150. };
  1151. }
  1152. static void tg3_phy_copper_begin(struct tg3 *tp)
  1153. {
  1154. u32 new_adv;
  1155. int i;
  1156. if (tp->link_config.phy_is_low_power) {
  1157. /* Entering low power mode. Disable gigabit and
  1158. * 100baseT advertisements.
  1159. */
  1160. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1161. new_adv = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  1162. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  1163. if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)
  1164. new_adv |= (ADVERTISE_100HALF | ADVERTISE_100FULL);
  1165. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1166. } else if (tp->link_config.speed == SPEED_INVALID) {
  1167. tp->link_config.advertising =
  1168. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  1169. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  1170. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  1171. ADVERTISED_Autoneg | ADVERTISED_MII);
  1172. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  1173. tp->link_config.advertising &=
  1174. ~(ADVERTISED_1000baseT_Half |
  1175. ADVERTISED_1000baseT_Full);
  1176. new_adv = (ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  1177. if (tp->link_config.advertising & ADVERTISED_10baseT_Half)
  1178. new_adv |= ADVERTISE_10HALF;
  1179. if (tp->link_config.advertising & ADVERTISED_10baseT_Full)
  1180. new_adv |= ADVERTISE_10FULL;
  1181. if (tp->link_config.advertising & ADVERTISED_100baseT_Half)
  1182. new_adv |= ADVERTISE_100HALF;
  1183. if (tp->link_config.advertising & ADVERTISED_100baseT_Full)
  1184. new_adv |= ADVERTISE_100FULL;
  1185. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1186. if (tp->link_config.advertising &
  1187. (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) {
  1188. new_adv = 0;
  1189. if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
  1190. new_adv |= MII_TG3_CTRL_ADV_1000_HALF;
  1191. if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
  1192. new_adv |= MII_TG3_CTRL_ADV_1000_FULL;
  1193. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) &&
  1194. (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1195. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0))
  1196. new_adv |= (MII_TG3_CTRL_AS_MASTER |
  1197. MII_TG3_CTRL_ENABLE_AS_MASTER);
  1198. tg3_writephy(tp, MII_TG3_CTRL, new_adv);
  1199. } else {
  1200. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1201. }
  1202. } else {
  1203. /* Asking for a specific link mode. */
  1204. if (tp->link_config.speed == SPEED_1000) {
  1205. new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
  1206. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1207. if (tp->link_config.duplex == DUPLEX_FULL)
  1208. new_adv = MII_TG3_CTRL_ADV_1000_FULL;
  1209. else
  1210. new_adv = MII_TG3_CTRL_ADV_1000_HALF;
  1211. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1212. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  1213. new_adv |= (MII_TG3_CTRL_AS_MASTER |
  1214. MII_TG3_CTRL_ENABLE_AS_MASTER);
  1215. tg3_writephy(tp, MII_TG3_CTRL, new_adv);
  1216. } else {
  1217. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1218. new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
  1219. if (tp->link_config.speed == SPEED_100) {
  1220. if (tp->link_config.duplex == DUPLEX_FULL)
  1221. new_adv |= ADVERTISE_100FULL;
  1222. else
  1223. new_adv |= ADVERTISE_100HALF;
  1224. } else {
  1225. if (tp->link_config.duplex == DUPLEX_FULL)
  1226. new_adv |= ADVERTISE_10FULL;
  1227. else
  1228. new_adv |= ADVERTISE_10HALF;
  1229. }
  1230. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1231. }
  1232. }
  1233. if (tp->link_config.autoneg == AUTONEG_DISABLE &&
  1234. tp->link_config.speed != SPEED_INVALID) {
  1235. u32 bmcr, orig_bmcr;
  1236. tp->link_config.active_speed = tp->link_config.speed;
  1237. tp->link_config.active_duplex = tp->link_config.duplex;
  1238. bmcr = 0;
  1239. switch (tp->link_config.speed) {
  1240. default:
  1241. case SPEED_10:
  1242. break;
  1243. case SPEED_100:
  1244. bmcr |= BMCR_SPEED100;
  1245. break;
  1246. case SPEED_1000:
  1247. bmcr |= TG3_BMCR_SPEED1000;
  1248. break;
  1249. };
  1250. if (tp->link_config.duplex == DUPLEX_FULL)
  1251. bmcr |= BMCR_FULLDPLX;
  1252. if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) &&
  1253. (bmcr != orig_bmcr)) {
  1254. tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK);
  1255. for (i = 0; i < 1500; i++) {
  1256. u32 tmp;
  1257. udelay(10);
  1258. if (tg3_readphy(tp, MII_BMSR, &tmp) ||
  1259. tg3_readphy(tp, MII_BMSR, &tmp))
  1260. continue;
  1261. if (!(tmp & BMSR_LSTATUS)) {
  1262. udelay(40);
  1263. break;
  1264. }
  1265. }
  1266. tg3_writephy(tp, MII_BMCR, bmcr);
  1267. udelay(40);
  1268. }
  1269. } else {
  1270. tg3_writephy(tp, MII_BMCR,
  1271. BMCR_ANENABLE | BMCR_ANRESTART);
  1272. }
  1273. }
  1274. static int tg3_init_5401phy_dsp(struct tg3 *tp)
  1275. {
  1276. int err;
  1277. /* Turn off tap power management. */
  1278. /* Set Extended packet length bit */
  1279. err = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
  1280. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012);
  1281. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804);
  1282. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013);
  1283. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204);
  1284. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
  1285. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132);
  1286. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
  1287. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232);
  1288. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  1289. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20);
  1290. udelay(40);
  1291. return err;
  1292. }
  1293. static int tg3_copper_is_advertising_all(struct tg3 *tp)
  1294. {
  1295. u32 adv_reg, all_mask;
  1296. if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
  1297. return 0;
  1298. all_mask = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  1299. ADVERTISE_100HALF | ADVERTISE_100FULL);
  1300. if ((adv_reg & all_mask) != all_mask)
  1301. return 0;
  1302. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  1303. u32 tg3_ctrl;
  1304. if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl))
  1305. return 0;
  1306. all_mask = (MII_TG3_CTRL_ADV_1000_HALF |
  1307. MII_TG3_CTRL_ADV_1000_FULL);
  1308. if ((tg3_ctrl & all_mask) != all_mask)
  1309. return 0;
  1310. }
  1311. return 1;
  1312. }
  1313. static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
  1314. {
  1315. int current_link_up;
  1316. u32 bmsr, dummy;
  1317. u16 current_speed;
  1318. u8 current_duplex;
  1319. int i, err;
  1320. tw32(MAC_EVENT, 0);
  1321. tw32_f(MAC_STATUS,
  1322. (MAC_STATUS_SYNC_CHANGED |
  1323. MAC_STATUS_CFG_CHANGED |
  1324. MAC_STATUS_MI_COMPLETION |
  1325. MAC_STATUS_LNKSTATE_CHANGED));
  1326. udelay(40);
  1327. tp->mi_mode = MAC_MI_MODE_BASE;
  1328. tw32_f(MAC_MI_MODE, tp->mi_mode);
  1329. udelay(80);
  1330. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02);
  1331. /* Some third-party PHYs need to be reset on link going
  1332. * down.
  1333. */
  1334. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  1335. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
  1336. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  1337. netif_carrier_ok(tp->dev)) {
  1338. tg3_readphy(tp, MII_BMSR, &bmsr);
  1339. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1340. !(bmsr & BMSR_LSTATUS))
  1341. force_reset = 1;
  1342. }
  1343. if (force_reset)
  1344. tg3_phy_reset(tp);
  1345. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  1346. tg3_readphy(tp, MII_BMSR, &bmsr);
  1347. if (tg3_readphy(tp, MII_BMSR, &bmsr) ||
  1348. !(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
  1349. bmsr = 0;
  1350. if (!(bmsr & BMSR_LSTATUS)) {
  1351. err = tg3_init_5401phy_dsp(tp);
  1352. if (err)
  1353. return err;
  1354. tg3_readphy(tp, MII_BMSR, &bmsr);
  1355. for (i = 0; i < 1000; i++) {
  1356. udelay(10);
  1357. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1358. (bmsr & BMSR_LSTATUS)) {
  1359. udelay(40);
  1360. break;
  1361. }
  1362. }
  1363. if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 &&
  1364. !(bmsr & BMSR_LSTATUS) &&
  1365. tp->link_config.active_speed == SPEED_1000) {
  1366. err = tg3_phy_reset(tp);
  1367. if (!err)
  1368. err = tg3_init_5401phy_dsp(tp);
  1369. if (err)
  1370. return err;
  1371. }
  1372. }
  1373. } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1374. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
  1375. /* 5701 {A0,B0} CRC bug workaround */
  1376. tg3_writephy(tp, 0x15, 0x0a75);
  1377. tg3_writephy(tp, 0x1c, 0x8c68);
  1378. tg3_writephy(tp, 0x1c, 0x8d68);
  1379. tg3_writephy(tp, 0x1c, 0x8c68);
  1380. }
  1381. /* Clear pending interrupts... */
  1382. tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
  1383. tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
  1384. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT)
  1385. tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
  1386. else
  1387. tg3_writephy(tp, MII_TG3_IMASK, ~0);
  1388. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1389. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  1390. if (tp->led_ctrl == LED_CTRL_MODE_PHY_1)
  1391. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  1392. MII_TG3_EXT_CTRL_LNK3_LED_MODE);
  1393. else
  1394. tg3_writephy(tp, MII_TG3_EXT_CTRL, 0);
  1395. }
  1396. current_link_up = 0;
  1397. current_speed = SPEED_INVALID;
  1398. current_duplex = DUPLEX_INVALID;
  1399. if (tp->tg3_flags2 & TG3_FLG2_CAPACITIVE_COUPLING) {
  1400. u32 val;
  1401. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007);
  1402. tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
  1403. if (!(val & (1 << 10))) {
  1404. val |= (1 << 10);
  1405. tg3_writephy(tp, MII_TG3_AUX_CTRL, val);
  1406. goto relink;
  1407. }
  1408. }
  1409. bmsr = 0;
  1410. for (i = 0; i < 100; i++) {
  1411. tg3_readphy(tp, MII_BMSR, &bmsr);
  1412. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1413. (bmsr & BMSR_LSTATUS))
  1414. break;
  1415. udelay(40);
  1416. }
  1417. if (bmsr & BMSR_LSTATUS) {
  1418. u32 aux_stat, bmcr;
  1419. tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
  1420. for (i = 0; i < 2000; i++) {
  1421. udelay(10);
  1422. if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) &&
  1423. aux_stat)
  1424. break;
  1425. }
  1426. tg3_aux_stat_to_speed_duplex(tp, aux_stat,
  1427. &current_speed,
  1428. &current_duplex);
  1429. bmcr = 0;
  1430. for (i = 0; i < 200; i++) {
  1431. tg3_readphy(tp, MII_BMCR, &bmcr);
  1432. if (tg3_readphy(tp, MII_BMCR, &bmcr))
  1433. continue;
  1434. if (bmcr && bmcr != 0x7fff)
  1435. break;
  1436. udelay(10);
  1437. }
  1438. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  1439. if (bmcr & BMCR_ANENABLE) {
  1440. current_link_up = 1;
  1441. /* Force autoneg restart if we are exiting
  1442. * low power mode.
  1443. */
  1444. if (!tg3_copper_is_advertising_all(tp))
  1445. current_link_up = 0;
  1446. } else {
  1447. current_link_up = 0;
  1448. }
  1449. } else {
  1450. if (!(bmcr & BMCR_ANENABLE) &&
  1451. tp->link_config.speed == current_speed &&
  1452. tp->link_config.duplex == current_duplex) {
  1453. current_link_up = 1;
  1454. } else {
  1455. current_link_up = 0;
  1456. }
  1457. }
  1458. tp->link_config.active_speed = current_speed;
  1459. tp->link_config.active_duplex = current_duplex;
  1460. }
  1461. if (current_link_up == 1 &&
  1462. (tp->link_config.active_duplex == DUPLEX_FULL) &&
  1463. (tp->link_config.autoneg == AUTONEG_ENABLE)) {
  1464. u32 local_adv, remote_adv;
  1465. if (tg3_readphy(tp, MII_ADVERTISE, &local_adv))
  1466. local_adv = 0;
  1467. local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
  1468. if (tg3_readphy(tp, MII_LPA, &remote_adv))
  1469. remote_adv = 0;
  1470. remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
  1471. /* If we are not advertising full pause capability,
  1472. * something is wrong. Bring the link down and reconfigure.
  1473. */
  1474. if (local_adv != ADVERTISE_PAUSE_CAP) {
  1475. current_link_up = 0;
  1476. } else {
  1477. tg3_setup_flow_control(tp, local_adv, remote_adv);
  1478. }
  1479. }
  1480. relink:
  1481. if (current_link_up == 0) {
  1482. u32 tmp;
  1483. tg3_phy_copper_begin(tp);
  1484. tg3_readphy(tp, MII_BMSR, &tmp);
  1485. if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
  1486. (tmp & BMSR_LSTATUS))
  1487. current_link_up = 1;
  1488. }
  1489. tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK;
  1490. if (current_link_up == 1) {
  1491. if (tp->link_config.active_speed == SPEED_100 ||
  1492. tp->link_config.active_speed == SPEED_10)
  1493. tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
  1494. else
  1495. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  1496. } else
  1497. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  1498. tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
  1499. if (tp->link_config.active_duplex == DUPLEX_HALF)
  1500. tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
  1501. tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
  1502. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
  1503. if ((tp->led_ctrl == LED_CTRL_MODE_PHY_2) ||
  1504. (current_link_up == 1 &&
  1505. tp->link_config.active_speed == SPEED_10))
  1506. tp->mac_mode |= MAC_MODE_LINK_POLARITY;
  1507. } else {
  1508. if (current_link_up == 1)
  1509. tp->mac_mode |= MAC_MODE_LINK_POLARITY;
  1510. }
  1511. /* ??? Without this setting Netgear GA302T PHY does not
  1512. * ??? send/receive packets...
  1513. */
  1514. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 &&
  1515. tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) {
  1516. tp->mi_mode |= MAC_MI_MODE_AUTO_POLL;
  1517. tw32_f(MAC_MI_MODE, tp->mi_mode);
  1518. udelay(80);
  1519. }
  1520. tw32_f(MAC_MODE, tp->mac_mode);
  1521. udelay(40);
  1522. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  1523. /* Polled via timer. */
  1524. tw32_f(MAC_EVENT, 0);
  1525. } else {
  1526. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  1527. }
  1528. udelay(40);
  1529. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 &&
  1530. current_link_up == 1 &&
  1531. tp->link_config.active_speed == SPEED_1000 &&
  1532. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ||
  1533. (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) {
  1534. udelay(120);
  1535. tw32_f(MAC_STATUS,
  1536. (MAC_STATUS_SYNC_CHANGED |
  1537. MAC_STATUS_CFG_CHANGED));
  1538. udelay(40);
  1539. tg3_write_mem(tp,
  1540. NIC_SRAM_FIRMWARE_MBOX,
  1541. NIC_SRAM_FIRMWARE_MBOX_MAGIC2);
  1542. }
  1543. if (current_link_up != netif_carrier_ok(tp->dev)) {
  1544. if (current_link_up)
  1545. netif_carrier_on(tp->dev);
  1546. else
  1547. netif_carrier_off(tp->dev);
  1548. tg3_link_report(tp);
  1549. }
  1550. return 0;
  1551. }
  1552. struct tg3_fiber_aneginfo {
  1553. int state;
  1554. #define ANEG_STATE_UNKNOWN 0
  1555. #define ANEG_STATE_AN_ENABLE 1
  1556. #define ANEG_STATE_RESTART_INIT 2
  1557. #define ANEG_STATE_RESTART 3
  1558. #define ANEG_STATE_DISABLE_LINK_OK 4
  1559. #define ANEG_STATE_ABILITY_DETECT_INIT 5
  1560. #define ANEG_STATE_ABILITY_DETECT 6
  1561. #define ANEG_STATE_ACK_DETECT_INIT 7
  1562. #define ANEG_STATE_ACK_DETECT 8
  1563. #define ANEG_STATE_COMPLETE_ACK_INIT 9
  1564. #define ANEG_STATE_COMPLETE_ACK 10
  1565. #define ANEG_STATE_IDLE_DETECT_INIT 11
  1566. #define ANEG_STATE_IDLE_DETECT 12
  1567. #define ANEG_STATE_LINK_OK 13
  1568. #define ANEG_STATE_NEXT_PAGE_WAIT_INIT 14
  1569. #define ANEG_STATE_NEXT_PAGE_WAIT 15
  1570. u32 flags;
  1571. #define MR_AN_ENABLE 0x00000001
  1572. #define MR_RESTART_AN 0x00000002
  1573. #define MR_AN_COMPLETE 0x00000004
  1574. #define MR_PAGE_RX 0x00000008
  1575. #define MR_NP_LOADED 0x00000010
  1576. #define MR_TOGGLE_TX 0x00000020
  1577. #define MR_LP_ADV_FULL_DUPLEX 0x00000040
  1578. #define MR_LP_ADV_HALF_DUPLEX 0x00000080
  1579. #define MR_LP_ADV_SYM_PAUSE 0x00000100
  1580. #define MR_LP_ADV_ASYM_PAUSE 0x00000200
  1581. #define MR_LP_ADV_REMOTE_FAULT1 0x00000400
  1582. #define MR_LP_ADV_REMOTE_FAULT2 0x00000800
  1583. #define MR_LP_ADV_NEXT_PAGE 0x00001000
  1584. #define MR_TOGGLE_RX 0x00002000
  1585. #define MR_NP_RX 0x00004000
  1586. #define MR_LINK_OK 0x80000000
  1587. unsigned long link_time, cur_time;
  1588. u32 ability_match_cfg;
  1589. int ability_match_count;
  1590. char ability_match, idle_match, ack_match;
  1591. u32 txconfig, rxconfig;
  1592. #define ANEG_CFG_NP 0x00000080
  1593. #define ANEG_CFG_ACK 0x00000040
  1594. #define ANEG_CFG_RF2 0x00000020
  1595. #define ANEG_CFG_RF1 0x00000010
  1596. #define ANEG_CFG_PS2 0x00000001
  1597. #define ANEG_CFG_PS1 0x00008000
  1598. #define ANEG_CFG_HD 0x00004000
  1599. #define ANEG_CFG_FD 0x00002000
  1600. #define ANEG_CFG_INVAL 0x00001f06
  1601. };
  1602. #define ANEG_OK 0
  1603. #define ANEG_DONE 1
  1604. #define ANEG_TIMER_ENAB 2
  1605. #define ANEG_FAILED -1
  1606. #define ANEG_STATE_SETTLE_TIME 10000
  1607. static int tg3_fiber_aneg_smachine(struct tg3 *tp,
  1608. struct tg3_fiber_aneginfo *ap)
  1609. {
  1610. unsigned long delta;
  1611. u32 rx_cfg_reg;
  1612. int ret;
  1613. if (ap->state == ANEG_STATE_UNKNOWN) {
  1614. ap->rxconfig = 0;
  1615. ap->link_time = 0;
  1616. ap->cur_time = 0;
  1617. ap->ability_match_cfg = 0;
  1618. ap->ability_match_count = 0;
  1619. ap->ability_match = 0;
  1620. ap->idle_match = 0;
  1621. ap->ack_match = 0;
  1622. }
  1623. ap->cur_time++;
  1624. if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) {
  1625. rx_cfg_reg = tr32(MAC_RX_AUTO_NEG);
  1626. if (rx_cfg_reg != ap->ability_match_cfg) {
  1627. ap->ability_match_cfg = rx_cfg_reg;
  1628. ap->ability_match = 0;
  1629. ap->ability_match_count = 0;
  1630. } else {
  1631. if (++ap->ability_match_count > 1) {
  1632. ap->ability_match = 1;
  1633. ap->ability_match_cfg = rx_cfg_reg;
  1634. }
  1635. }
  1636. if (rx_cfg_reg & ANEG_CFG_ACK)
  1637. ap->ack_match = 1;
  1638. else
  1639. ap->ack_match = 0;
  1640. ap->idle_match = 0;
  1641. } else {
  1642. ap->idle_match = 1;
  1643. ap->ability_match_cfg = 0;
  1644. ap->ability_match_count = 0;
  1645. ap->ability_match = 0;
  1646. ap->ack_match = 0;
  1647. rx_cfg_reg = 0;
  1648. }
  1649. ap->rxconfig = rx_cfg_reg;
  1650. ret = ANEG_OK;
  1651. switch(ap->state) {
  1652. case ANEG_STATE_UNKNOWN:
  1653. if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN))
  1654. ap->state = ANEG_STATE_AN_ENABLE;
  1655. /* fallthru */
  1656. case ANEG_STATE_AN_ENABLE:
  1657. ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX);
  1658. if (ap->flags & MR_AN_ENABLE) {
  1659. ap->link_time = 0;
  1660. ap->cur_time = 0;
  1661. ap->ability_match_cfg = 0;
  1662. ap->ability_match_count = 0;
  1663. ap->ability_match = 0;
  1664. ap->idle_match = 0;
  1665. ap->ack_match = 0;
  1666. ap->state = ANEG_STATE_RESTART_INIT;
  1667. } else {
  1668. ap->state = ANEG_STATE_DISABLE_LINK_OK;
  1669. }
  1670. break;
  1671. case ANEG_STATE_RESTART_INIT:
  1672. ap->link_time = ap->cur_time;
  1673. ap->flags &= ~(MR_NP_LOADED);
  1674. ap->txconfig = 0;
  1675. tw32(MAC_TX_AUTO_NEG, 0);
  1676. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1677. tw32_f(MAC_MODE, tp->mac_mode);
  1678. udelay(40);
  1679. ret = ANEG_TIMER_ENAB;
  1680. ap->state = ANEG_STATE_RESTART;
  1681. /* fallthru */
  1682. case ANEG_STATE_RESTART:
  1683. delta = ap->cur_time - ap->link_time;
  1684. if (delta > ANEG_STATE_SETTLE_TIME) {
  1685. ap->state = ANEG_STATE_ABILITY_DETECT_INIT;
  1686. } else {
  1687. ret = ANEG_TIMER_ENAB;
  1688. }
  1689. break;
  1690. case ANEG_STATE_DISABLE_LINK_OK:
  1691. ret = ANEG_DONE;
  1692. break;
  1693. case ANEG_STATE_ABILITY_DETECT_INIT:
  1694. ap->flags &= ~(MR_TOGGLE_TX);
  1695. ap->txconfig = (ANEG_CFG_FD | ANEG_CFG_PS1);
  1696. tw32(MAC_TX_AUTO_NEG, ap->txconfig);
  1697. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1698. tw32_f(MAC_MODE, tp->mac_mode);
  1699. udelay(40);
  1700. ap->state = ANEG_STATE_ABILITY_DETECT;
  1701. break;
  1702. case ANEG_STATE_ABILITY_DETECT:
  1703. if (ap->ability_match != 0 && ap->rxconfig != 0) {
  1704. ap->state = ANEG_STATE_ACK_DETECT_INIT;
  1705. }
  1706. break;
  1707. case ANEG_STATE_ACK_DETECT_INIT:
  1708. ap->txconfig |= ANEG_CFG_ACK;
  1709. tw32(MAC_TX_AUTO_NEG, ap->txconfig);
  1710. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1711. tw32_f(MAC_MODE, tp->mac_mode);
  1712. udelay(40);
  1713. ap->state = ANEG_STATE_ACK_DETECT;
  1714. /* fallthru */
  1715. case ANEG_STATE_ACK_DETECT:
  1716. if (ap->ack_match != 0) {
  1717. if ((ap->rxconfig & ~ANEG_CFG_ACK) ==
  1718. (ap->ability_match_cfg & ~ANEG_CFG_ACK)) {
  1719. ap->state = ANEG_STATE_COMPLETE_ACK_INIT;
  1720. } else {
  1721. ap->state = ANEG_STATE_AN_ENABLE;
  1722. }
  1723. } else if (ap->ability_match != 0 &&
  1724. ap->rxconfig == 0) {
  1725. ap->state = ANEG_STATE_AN_ENABLE;
  1726. }
  1727. break;
  1728. case ANEG_STATE_COMPLETE_ACK_INIT:
  1729. if (ap->rxconfig & ANEG_CFG_INVAL) {
  1730. ret = ANEG_FAILED;
  1731. break;
  1732. }
  1733. ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX |
  1734. MR_LP_ADV_HALF_DUPLEX |
  1735. MR_LP_ADV_SYM_PAUSE |
  1736. MR_LP_ADV_ASYM_PAUSE |
  1737. MR_LP_ADV_REMOTE_FAULT1 |
  1738. MR_LP_ADV_REMOTE_FAULT2 |
  1739. MR_LP_ADV_NEXT_PAGE |
  1740. MR_TOGGLE_RX |
  1741. MR_NP_RX);
  1742. if (ap->rxconfig & ANEG_CFG_FD)
  1743. ap->flags |= MR_LP_ADV_FULL_DUPLEX;
  1744. if (ap->rxconfig & ANEG_CFG_HD)
  1745. ap->flags |= MR_LP_ADV_HALF_DUPLEX;
  1746. if (ap->rxconfig & ANEG_CFG_PS1)
  1747. ap->flags |= MR_LP_ADV_SYM_PAUSE;
  1748. if (ap->rxconfig & ANEG_CFG_PS2)
  1749. ap->flags |= MR_LP_ADV_ASYM_PAUSE;
  1750. if (ap->rxconfig & ANEG_CFG_RF1)
  1751. ap->flags |= MR_LP_ADV_REMOTE_FAULT1;
  1752. if (ap->rxconfig & ANEG_CFG_RF2)
  1753. ap->flags |= MR_LP_ADV_REMOTE_FAULT2;
  1754. if (ap->rxconfig & ANEG_CFG_NP)
  1755. ap->flags |= MR_LP_ADV_NEXT_PAGE;
  1756. ap->link_time = ap->cur_time;
  1757. ap->flags ^= (MR_TOGGLE_TX);
  1758. if (ap->rxconfig & 0x0008)
  1759. ap->flags |= MR_TOGGLE_RX;
  1760. if (ap->rxconfig & ANEG_CFG_NP)
  1761. ap->flags |= MR_NP_RX;
  1762. ap->flags |= MR_PAGE_RX;
  1763. ap->state = ANEG_STATE_COMPLETE_ACK;
  1764. ret = ANEG_TIMER_ENAB;
  1765. break;
  1766. case ANEG_STATE_COMPLETE_ACK:
  1767. if (ap->ability_match != 0 &&
  1768. ap->rxconfig == 0) {
  1769. ap->state = ANEG_STATE_AN_ENABLE;
  1770. break;
  1771. }
  1772. delta = ap->cur_time - ap->link_time;
  1773. if (delta > ANEG_STATE_SETTLE_TIME) {
  1774. if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) {
  1775. ap->state = ANEG_STATE_IDLE_DETECT_INIT;
  1776. } else {
  1777. if ((ap->txconfig & ANEG_CFG_NP) == 0 &&
  1778. !(ap->flags & MR_NP_RX)) {
  1779. ap->state = ANEG_STATE_IDLE_DETECT_INIT;
  1780. } else {
  1781. ret = ANEG_FAILED;
  1782. }
  1783. }
  1784. }
  1785. break;
  1786. case ANEG_STATE_IDLE_DETECT_INIT:
  1787. ap->link_time = ap->cur_time;
  1788. tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
  1789. tw32_f(MAC_MODE, tp->mac_mode);
  1790. udelay(40);
  1791. ap->state = ANEG_STATE_IDLE_DETECT;
  1792. ret = ANEG_TIMER_ENAB;
  1793. break;
  1794. case ANEG_STATE_IDLE_DETECT:
  1795. if (ap->ability_match != 0 &&
  1796. ap->rxconfig == 0) {
  1797. ap->state = ANEG_STATE_AN_ENABLE;
  1798. break;
  1799. }
  1800. delta = ap->cur_time - ap->link_time;
  1801. if (delta > ANEG_STATE_SETTLE_TIME) {
  1802. /* XXX another gem from the Broadcom driver :( */
  1803. ap->state = ANEG_STATE_LINK_OK;
  1804. }
  1805. break;
  1806. case ANEG_STATE_LINK_OK:
  1807. ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK);
  1808. ret = ANEG_DONE;
  1809. break;
  1810. case ANEG_STATE_NEXT_PAGE_WAIT_INIT:
  1811. /* ??? unimplemented */
  1812. break;
  1813. case ANEG_STATE_NEXT_PAGE_WAIT:
  1814. /* ??? unimplemented */
  1815. break;
  1816. default:
  1817. ret = ANEG_FAILED;
  1818. break;
  1819. };
  1820. return ret;
  1821. }
  1822. static int fiber_autoneg(struct tg3 *tp, u32 *flags)
  1823. {
  1824. int res = 0;
  1825. struct tg3_fiber_aneginfo aninfo;
  1826. int status = ANEG_FAILED;
  1827. unsigned int tick;
  1828. u32 tmp;
  1829. tw32_f(MAC_TX_AUTO_NEG, 0);
  1830. tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
  1831. tw32_f(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII);
  1832. udelay(40);
  1833. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS);
  1834. udelay(40);
  1835. memset(&aninfo, 0, sizeof(aninfo));
  1836. aninfo.flags |= MR_AN_ENABLE;
  1837. aninfo.state = ANEG_STATE_UNKNOWN;
  1838. aninfo.cur_time = 0;
  1839. tick = 0;
  1840. while (++tick < 195000) {
  1841. status = tg3_fiber_aneg_smachine(tp, &aninfo);
  1842. if (status == ANEG_DONE || status == ANEG_FAILED)
  1843. break;
  1844. udelay(1);
  1845. }
  1846. tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
  1847. tw32_f(MAC_MODE, tp->mac_mode);
  1848. udelay(40);
  1849. *flags = aninfo.flags;
  1850. if (status == ANEG_DONE &&
  1851. (aninfo.flags & (MR_AN_COMPLETE | MR_LINK_OK |
  1852. MR_LP_ADV_FULL_DUPLEX)))
  1853. res = 1;
  1854. return res;
  1855. }
  1856. static void tg3_init_bcm8002(struct tg3 *tp)
  1857. {
  1858. u32 mac_status = tr32(MAC_STATUS);
  1859. int i;
  1860. /* Reset when initting first time or we have a link. */
  1861. if ((tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) &&
  1862. !(mac_status & MAC_STATUS_PCS_SYNCED))
  1863. return;
  1864. /* Set PLL lock range. */
  1865. tg3_writephy(tp, 0x16, 0x8007);
  1866. /* SW reset */
  1867. tg3_writephy(tp, MII_BMCR, BMCR_RESET);
  1868. /* Wait for reset to complete. */
  1869. /* XXX schedule_timeout() ... */
  1870. for (i = 0; i < 500; i++)
  1871. udelay(10);
  1872. /* Config mode; select PMA/Ch 1 regs. */
  1873. tg3_writephy(tp, 0x10, 0x8411);
  1874. /* Enable auto-lock and comdet, select txclk for tx. */
  1875. tg3_writephy(tp, 0x11, 0x0a10);
  1876. tg3_writephy(tp, 0x18, 0x00a0);
  1877. tg3_writephy(tp, 0x16, 0x41ff);
  1878. /* Assert and deassert POR. */
  1879. tg3_writephy(tp, 0x13, 0x0400);
  1880. udelay(40);
  1881. tg3_writephy(tp, 0x13, 0x0000);
  1882. tg3_writephy(tp, 0x11, 0x0a50);
  1883. udelay(40);
  1884. tg3_writephy(tp, 0x11, 0x0a10);
  1885. /* Wait for signal to stabilize */
  1886. /* XXX schedule_timeout() ... */
  1887. for (i = 0; i < 15000; i++)
  1888. udelay(10);
  1889. /* Deselect the channel register so we can read the PHYID
  1890. * later.
  1891. */
  1892. tg3_writephy(tp, 0x10, 0x8011);
  1893. }
  1894. static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
  1895. {
  1896. u32 sg_dig_ctrl, sg_dig_status;
  1897. u32 serdes_cfg, expected_sg_dig_ctrl;
  1898. int workaround, port_a;
  1899. int current_link_up;
  1900. serdes_cfg = 0;
  1901. expected_sg_dig_ctrl = 0;
  1902. workaround = 0;
  1903. port_a = 1;
  1904. current_link_up = 0;
  1905. if (tp->pci_chip_rev_id != CHIPREV_ID_5704_A0 &&
  1906. tp->pci_chip_rev_id != CHIPREV_ID_5704_A1) {
  1907. workaround = 1;
  1908. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  1909. port_a = 0;
  1910. /* preserve bits 0-11,13,14 for signal pre-emphasis */
  1911. /* preserve bits 20-23 for voltage regulator */
  1912. serdes_cfg = tr32(MAC_SERDES_CFG) & 0x00f06fff;
  1913. }
  1914. sg_dig_ctrl = tr32(SG_DIG_CTRL);
  1915. if (tp->link_config.autoneg != AUTONEG_ENABLE) {
  1916. if (sg_dig_ctrl & (1 << 31)) {
  1917. if (workaround) {
  1918. u32 val = serdes_cfg;
  1919. if (port_a)
  1920. val |= 0xc010000;
  1921. else
  1922. val |= 0x4010000;
  1923. tw32_f(MAC_SERDES_CFG, val);
  1924. }
  1925. tw32_f(SG_DIG_CTRL, 0x01388400);
  1926. }
  1927. if (mac_status & MAC_STATUS_PCS_SYNCED) {
  1928. tg3_setup_flow_control(tp, 0, 0);
  1929. current_link_up = 1;
  1930. }
  1931. goto out;
  1932. }
  1933. /* Want auto-negotiation. */
  1934. expected_sg_dig_ctrl = 0x81388400;
  1935. /* Pause capability */
  1936. expected_sg_dig_ctrl |= (1 << 11);
  1937. /* Asymettric pause */
  1938. expected_sg_dig_ctrl |= (1 << 12);
  1939. if (sg_dig_ctrl != expected_sg_dig_ctrl) {
  1940. if (workaround)
  1941. tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000);
  1942. tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | (1 << 30));
  1943. udelay(5);
  1944. tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl);
  1945. tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
  1946. } else if (mac_status & (MAC_STATUS_PCS_SYNCED |
  1947. MAC_STATUS_SIGNAL_DET)) {
  1948. int i;
  1949. /* Giver time to negotiate (~200ms) */
  1950. for (i = 0; i < 40000; i++) {
  1951. sg_dig_status = tr32(SG_DIG_STATUS);
  1952. if (sg_dig_status & (0x3))
  1953. break;
  1954. udelay(5);
  1955. }
  1956. mac_status = tr32(MAC_STATUS);
  1957. if ((sg_dig_status & (1 << 1)) &&
  1958. (mac_status & MAC_STATUS_PCS_SYNCED)) {
  1959. u32 local_adv, remote_adv;
  1960. local_adv = ADVERTISE_PAUSE_CAP;
  1961. remote_adv = 0;
  1962. if (sg_dig_status & (1 << 19))
  1963. remote_adv |= LPA_PAUSE_CAP;
  1964. if (sg_dig_status & (1 << 20))
  1965. remote_adv |= LPA_PAUSE_ASYM;
  1966. tg3_setup_flow_control(tp, local_adv, remote_adv);
  1967. current_link_up = 1;
  1968. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  1969. } else if (!(sg_dig_status & (1 << 1))) {
  1970. if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED)
  1971. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  1972. else {
  1973. if (workaround) {
  1974. u32 val = serdes_cfg;
  1975. if (port_a)
  1976. val |= 0xc010000;
  1977. else
  1978. val |= 0x4010000;
  1979. tw32_f(MAC_SERDES_CFG, val);
  1980. }
  1981. tw32_f(SG_DIG_CTRL, 0x01388400);
  1982. udelay(40);
  1983. /* Link parallel detection - link is up */
  1984. /* only if we have PCS_SYNC and not */
  1985. /* receiving config code words */
  1986. mac_status = tr32(MAC_STATUS);
  1987. if ((mac_status & MAC_STATUS_PCS_SYNCED) &&
  1988. !(mac_status & MAC_STATUS_RCVD_CFG)) {
  1989. tg3_setup_flow_control(tp, 0, 0);
  1990. current_link_up = 1;
  1991. }
  1992. }
  1993. }
  1994. }
  1995. out:
  1996. return current_link_up;
  1997. }
  1998. static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status)
  1999. {
  2000. int current_link_up = 0;
  2001. if (!(mac_status & MAC_STATUS_PCS_SYNCED)) {
  2002. tp->tg3_flags &= ~TG3_FLAG_GOT_SERDES_FLOWCTL;
  2003. goto out;
  2004. }
  2005. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2006. u32 flags;
  2007. int i;
  2008. if (fiber_autoneg(tp, &flags)) {
  2009. u32 local_adv, remote_adv;
  2010. local_adv = ADVERTISE_PAUSE_CAP;
  2011. remote_adv = 0;
  2012. if (flags & MR_LP_ADV_SYM_PAUSE)
  2013. remote_adv |= LPA_PAUSE_CAP;
  2014. if (flags & MR_LP_ADV_ASYM_PAUSE)
  2015. remote_adv |= LPA_PAUSE_ASYM;
  2016. tg3_setup_flow_control(tp, local_adv, remote_adv);
  2017. tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
  2018. current_link_up = 1;
  2019. }
  2020. for (i = 0; i < 30; i++) {
  2021. udelay(20);
  2022. tw32_f(MAC_STATUS,
  2023. (MAC_STATUS_SYNC_CHANGED |
  2024. MAC_STATUS_CFG_CHANGED));
  2025. udelay(40);
  2026. if ((tr32(MAC_STATUS) &
  2027. (MAC_STATUS_SYNC_CHANGED |
  2028. MAC_STATUS_CFG_CHANGED)) == 0)
  2029. break;
  2030. }
  2031. mac_status = tr32(MAC_STATUS);
  2032. if (current_link_up == 0 &&
  2033. (mac_status & MAC_STATUS_PCS_SYNCED) &&
  2034. !(mac_status & MAC_STATUS_RCVD_CFG))
  2035. current_link_up = 1;
  2036. } else {
  2037. /* Forcing 1000FD link up. */
  2038. current_link_up = 1;
  2039. tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
  2040. tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS));
  2041. udelay(40);
  2042. }
  2043. out:
  2044. return current_link_up;
  2045. }
  2046. static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset)
  2047. {
  2048. u32 orig_pause_cfg;
  2049. u16 orig_active_speed;
  2050. u8 orig_active_duplex;
  2051. u32 mac_status;
  2052. int current_link_up;
  2053. int i;
  2054. orig_pause_cfg =
  2055. (tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
  2056. TG3_FLAG_TX_PAUSE));
  2057. orig_active_speed = tp->link_config.active_speed;
  2058. orig_active_duplex = tp->link_config.active_duplex;
  2059. if (!(tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) &&
  2060. netif_carrier_ok(tp->dev) &&
  2061. (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) {
  2062. mac_status = tr32(MAC_STATUS);
  2063. mac_status &= (MAC_STATUS_PCS_SYNCED |
  2064. MAC_STATUS_SIGNAL_DET |
  2065. MAC_STATUS_CFG_CHANGED |
  2066. MAC_STATUS_RCVD_CFG);
  2067. if (mac_status == (MAC_STATUS_PCS_SYNCED |
  2068. MAC_STATUS_SIGNAL_DET)) {
  2069. tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
  2070. MAC_STATUS_CFG_CHANGED));
  2071. return 0;
  2072. }
  2073. }
  2074. tw32_f(MAC_TX_AUTO_NEG, 0);
  2075. tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX);
  2076. tp->mac_mode |= MAC_MODE_PORT_MODE_TBI;
  2077. tw32_f(MAC_MODE, tp->mac_mode);
  2078. udelay(40);
  2079. if (tp->phy_id == PHY_ID_BCM8002)
  2080. tg3_init_bcm8002(tp);
  2081. /* Enable link change event even when serdes polling. */
  2082. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2083. udelay(40);
  2084. current_link_up = 0;
  2085. mac_status = tr32(MAC_STATUS);
  2086. if (tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG)
  2087. current_link_up = tg3_setup_fiber_hw_autoneg(tp, mac_status);
  2088. else
  2089. current_link_up = tg3_setup_fiber_by_hand(tp, mac_status);
  2090. tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
  2091. tw32_f(MAC_MODE, tp->mac_mode);
  2092. udelay(40);
  2093. tp->hw_status->status =
  2094. (SD_STATUS_UPDATED |
  2095. (tp->hw_status->status & ~SD_STATUS_LINK_CHG));
  2096. for (i = 0; i < 100; i++) {
  2097. tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
  2098. MAC_STATUS_CFG_CHANGED));
  2099. udelay(5);
  2100. if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED |
  2101. MAC_STATUS_CFG_CHANGED)) == 0)
  2102. break;
  2103. }
  2104. mac_status = tr32(MAC_STATUS);
  2105. if ((mac_status & MAC_STATUS_PCS_SYNCED) == 0) {
  2106. current_link_up = 0;
  2107. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2108. tw32_f(MAC_MODE, (tp->mac_mode |
  2109. MAC_MODE_SEND_CONFIGS));
  2110. udelay(1);
  2111. tw32_f(MAC_MODE, tp->mac_mode);
  2112. }
  2113. }
  2114. if (current_link_up == 1) {
  2115. tp->link_config.active_speed = SPEED_1000;
  2116. tp->link_config.active_duplex = DUPLEX_FULL;
  2117. tw32(MAC_LED_CTRL, (tp->led_ctrl |
  2118. LED_CTRL_LNKLED_OVERRIDE |
  2119. LED_CTRL_1000MBPS_ON));
  2120. } else {
  2121. tp->link_config.active_speed = SPEED_INVALID;
  2122. tp->link_config.active_duplex = DUPLEX_INVALID;
  2123. tw32(MAC_LED_CTRL, (tp->led_ctrl |
  2124. LED_CTRL_LNKLED_OVERRIDE |
  2125. LED_CTRL_TRAFFIC_OVERRIDE));
  2126. }
  2127. if (current_link_up != netif_carrier_ok(tp->dev)) {
  2128. if (current_link_up)
  2129. netif_carrier_on(tp->dev);
  2130. else
  2131. netif_carrier_off(tp->dev);
  2132. tg3_link_report(tp);
  2133. } else {
  2134. u32 now_pause_cfg =
  2135. tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
  2136. TG3_FLAG_TX_PAUSE);
  2137. if (orig_pause_cfg != now_pause_cfg ||
  2138. orig_active_speed != tp->link_config.active_speed ||
  2139. orig_active_duplex != tp->link_config.active_duplex)
  2140. tg3_link_report(tp);
  2141. }
  2142. return 0;
  2143. }
  2144. static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
  2145. {
  2146. int current_link_up, err = 0;
  2147. u32 bmsr, bmcr;
  2148. u16 current_speed;
  2149. u8 current_duplex;
  2150. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  2151. tw32_f(MAC_MODE, tp->mac_mode);
  2152. udelay(40);
  2153. tw32(MAC_EVENT, 0);
  2154. tw32_f(MAC_STATUS,
  2155. (MAC_STATUS_SYNC_CHANGED |
  2156. MAC_STATUS_CFG_CHANGED |
  2157. MAC_STATUS_MI_COMPLETION |
  2158. MAC_STATUS_LNKSTATE_CHANGED));
  2159. udelay(40);
  2160. if (force_reset)
  2161. tg3_phy_reset(tp);
  2162. current_link_up = 0;
  2163. current_speed = SPEED_INVALID;
  2164. current_duplex = DUPLEX_INVALID;
  2165. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2166. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2167. err |= tg3_readphy(tp, MII_BMCR, &bmcr);
  2168. if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset &&
  2169. (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
  2170. /* do nothing, just check for link up at the end */
  2171. } else if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2172. u32 adv, new_adv;
  2173. err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
  2174. new_adv = adv & ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF |
  2175. ADVERTISE_1000XPAUSE |
  2176. ADVERTISE_1000XPSE_ASYM |
  2177. ADVERTISE_SLCT);
  2178. /* Always advertise symmetric PAUSE just like copper */
  2179. new_adv |= ADVERTISE_1000XPAUSE;
  2180. if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
  2181. new_adv |= ADVERTISE_1000XHALF;
  2182. if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
  2183. new_adv |= ADVERTISE_1000XFULL;
  2184. if ((new_adv != adv) || !(bmcr & BMCR_ANENABLE)) {
  2185. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  2186. bmcr |= BMCR_ANENABLE | BMCR_ANRESTART;
  2187. tg3_writephy(tp, MII_BMCR, bmcr);
  2188. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2189. tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
  2190. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2191. return err;
  2192. }
  2193. } else {
  2194. u32 new_bmcr;
  2195. bmcr &= ~BMCR_SPEED1000;
  2196. new_bmcr = bmcr & ~(BMCR_ANENABLE | BMCR_FULLDPLX);
  2197. if (tp->link_config.duplex == DUPLEX_FULL)
  2198. new_bmcr |= BMCR_FULLDPLX;
  2199. if (new_bmcr != bmcr) {
  2200. /* BMCR_SPEED1000 is a reserved bit that needs
  2201. * to be set on write.
  2202. */
  2203. new_bmcr |= BMCR_SPEED1000;
  2204. /* Force a linkdown */
  2205. if (netif_carrier_ok(tp->dev)) {
  2206. u32 adv;
  2207. err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
  2208. adv &= ~(ADVERTISE_1000XFULL |
  2209. ADVERTISE_1000XHALF |
  2210. ADVERTISE_SLCT);
  2211. tg3_writephy(tp, MII_ADVERTISE, adv);
  2212. tg3_writephy(tp, MII_BMCR, bmcr |
  2213. BMCR_ANRESTART |
  2214. BMCR_ANENABLE);
  2215. udelay(10);
  2216. netif_carrier_off(tp->dev);
  2217. }
  2218. tg3_writephy(tp, MII_BMCR, new_bmcr);
  2219. bmcr = new_bmcr;
  2220. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2221. err |= tg3_readphy(tp, MII_BMSR, &bmsr);
  2222. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2223. }
  2224. }
  2225. if (bmsr & BMSR_LSTATUS) {
  2226. current_speed = SPEED_1000;
  2227. current_link_up = 1;
  2228. if (bmcr & BMCR_FULLDPLX)
  2229. current_duplex = DUPLEX_FULL;
  2230. else
  2231. current_duplex = DUPLEX_HALF;
  2232. if (bmcr & BMCR_ANENABLE) {
  2233. u32 local_adv, remote_adv, common;
  2234. err |= tg3_readphy(tp, MII_ADVERTISE, &local_adv);
  2235. err |= tg3_readphy(tp, MII_LPA, &remote_adv);
  2236. common = local_adv & remote_adv;
  2237. if (common & (ADVERTISE_1000XHALF |
  2238. ADVERTISE_1000XFULL)) {
  2239. if (common & ADVERTISE_1000XFULL)
  2240. current_duplex = DUPLEX_FULL;
  2241. else
  2242. current_duplex = DUPLEX_HALF;
  2243. tg3_setup_flow_control(tp, local_adv,
  2244. remote_adv);
  2245. }
  2246. else
  2247. current_link_up = 0;
  2248. }
  2249. }
  2250. tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
  2251. if (tp->link_config.active_duplex == DUPLEX_HALF)
  2252. tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
  2253. tw32_f(MAC_MODE, tp->mac_mode);
  2254. udelay(40);
  2255. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2256. tp->link_config.active_speed = current_speed;
  2257. tp->link_config.active_duplex = current_duplex;
  2258. if (current_link_up != netif_carrier_ok(tp->dev)) {
  2259. if (current_link_up)
  2260. netif_carrier_on(tp->dev);
  2261. else {
  2262. netif_carrier_off(tp->dev);
  2263. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2264. }
  2265. tg3_link_report(tp);
  2266. }
  2267. return err;
  2268. }
  2269. static void tg3_serdes_parallel_detect(struct tg3 *tp)
  2270. {
  2271. if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED) {
  2272. /* Give autoneg time to complete. */
  2273. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  2274. return;
  2275. }
  2276. if (!netif_carrier_ok(tp->dev) &&
  2277. (tp->link_config.autoneg == AUTONEG_ENABLE)) {
  2278. u32 bmcr;
  2279. tg3_readphy(tp, MII_BMCR, &bmcr);
  2280. if (bmcr & BMCR_ANENABLE) {
  2281. u32 phy1, phy2;
  2282. /* Select shadow register 0x1f */
  2283. tg3_writephy(tp, 0x1c, 0x7c00);
  2284. tg3_readphy(tp, 0x1c, &phy1);
  2285. /* Select expansion interrupt status register */
  2286. tg3_writephy(tp, 0x17, 0x0f01);
  2287. tg3_readphy(tp, 0x15, &phy2);
  2288. tg3_readphy(tp, 0x15, &phy2);
  2289. if ((phy1 & 0x10) && !(phy2 & 0x20)) {
  2290. /* We have signal detect and not receiving
  2291. * config code words, link is up by parallel
  2292. * detection.
  2293. */
  2294. bmcr &= ~BMCR_ANENABLE;
  2295. bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX;
  2296. tg3_writephy(tp, MII_BMCR, bmcr);
  2297. tp->tg3_flags2 |= TG3_FLG2_PARALLEL_DETECT;
  2298. }
  2299. }
  2300. }
  2301. else if (netif_carrier_ok(tp->dev) &&
  2302. (tp->link_config.autoneg == AUTONEG_ENABLE) &&
  2303. (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
  2304. u32 phy2;
  2305. /* Select expansion interrupt status register */
  2306. tg3_writephy(tp, 0x17, 0x0f01);
  2307. tg3_readphy(tp, 0x15, &phy2);
  2308. if (phy2 & 0x20) {
  2309. u32 bmcr;
  2310. /* Config code words received, turn on autoneg. */
  2311. tg3_readphy(tp, MII_BMCR, &bmcr);
  2312. tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANENABLE);
  2313. tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
  2314. }
  2315. }
  2316. }
  2317. static int tg3_setup_phy(struct tg3 *tp, int force_reset)
  2318. {
  2319. int err;
  2320. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  2321. err = tg3_setup_fiber_phy(tp, force_reset);
  2322. } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  2323. err = tg3_setup_fiber_mii_phy(tp, force_reset);
  2324. } else {
  2325. err = tg3_setup_copper_phy(tp, force_reset);
  2326. }
  2327. if (tp->link_config.active_speed == SPEED_1000 &&
  2328. tp->link_config.active_duplex == DUPLEX_HALF)
  2329. tw32(MAC_TX_LENGTHS,
  2330. ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  2331. (6 << TX_LENGTHS_IPG_SHIFT) |
  2332. (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
  2333. else
  2334. tw32(MAC_TX_LENGTHS,
  2335. ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  2336. (6 << TX_LENGTHS_IPG_SHIFT) |
  2337. (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));
  2338. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  2339. if (netif_carrier_ok(tp->dev)) {
  2340. tw32(HOSTCC_STAT_COAL_TICKS,
  2341. tp->coal.stats_block_coalesce_usecs);
  2342. } else {
  2343. tw32(HOSTCC_STAT_COAL_TICKS, 0);
  2344. }
  2345. }
  2346. return err;
  2347. }
  2348. /* Tigon3 never reports partial packet sends. So we do not
  2349. * need special logic to handle SKBs that have not had all
  2350. * of their frags sent yet, like SunGEM does.
  2351. */
  2352. static void tg3_tx(struct tg3 *tp)
  2353. {
  2354. u32 hw_idx = tp->hw_status->idx[0].tx_consumer;
  2355. u32 sw_idx = tp->tx_cons;
  2356. while (sw_idx != hw_idx) {
  2357. struct tx_ring_info *ri = &tp->tx_buffers[sw_idx];
  2358. struct sk_buff *skb = ri->skb;
  2359. int i;
  2360. if (unlikely(skb == NULL))
  2361. BUG();
  2362. pci_unmap_single(tp->pdev,
  2363. pci_unmap_addr(ri, mapping),
  2364. skb_headlen(skb),
  2365. PCI_DMA_TODEVICE);
  2366. ri->skb = NULL;
  2367. sw_idx = NEXT_TX(sw_idx);
  2368. for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
  2369. if (unlikely(sw_idx == hw_idx))
  2370. BUG();
  2371. ri = &tp->tx_buffers[sw_idx];
  2372. if (unlikely(ri->skb != NULL))
  2373. BUG();
  2374. pci_unmap_page(tp->pdev,
  2375. pci_unmap_addr(ri, mapping),
  2376. skb_shinfo(skb)->frags[i].size,
  2377. PCI_DMA_TODEVICE);
  2378. sw_idx = NEXT_TX(sw_idx);
  2379. }
  2380. dev_kfree_skb(skb);
  2381. }
  2382. tp->tx_cons = sw_idx;
  2383. if (netif_queue_stopped(tp->dev) &&
  2384. (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH))
  2385. netif_wake_queue(tp->dev);
  2386. }
  2387. /* Returns size of skb allocated or < 0 on error.
  2388. *
  2389. * We only need to fill in the address because the other members
  2390. * of the RX descriptor are invariant, see tg3_init_rings.
  2391. *
  2392. * Note the purposeful assymetry of cpu vs. chip accesses. For
  2393. * posting buffers we only dirty the first cache line of the RX
  2394. * descriptor (containing the address). Whereas for the RX status
  2395. * buffers the cpu only reads the last cacheline of the RX descriptor
  2396. * (to fetch the error flags, vlan tag, checksum, and opaque cookie).
  2397. */
  2398. static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
  2399. int src_idx, u32 dest_idx_unmasked)
  2400. {
  2401. struct tg3_rx_buffer_desc *desc;
  2402. struct ring_info *map, *src_map;
  2403. struct sk_buff *skb;
  2404. dma_addr_t mapping;
  2405. int skb_size, dest_idx;
  2406. src_map = NULL;
  2407. switch (opaque_key) {
  2408. case RXD_OPAQUE_RING_STD:
  2409. dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
  2410. desc = &tp->rx_std[dest_idx];
  2411. map = &tp->rx_std_buffers[dest_idx];
  2412. if (src_idx >= 0)
  2413. src_map = &tp->rx_std_buffers[src_idx];
  2414. skb_size = tp->rx_pkt_buf_sz;
  2415. break;
  2416. case RXD_OPAQUE_RING_JUMBO:
  2417. dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
  2418. desc = &tp->rx_jumbo[dest_idx];
  2419. map = &tp->rx_jumbo_buffers[dest_idx];
  2420. if (src_idx >= 0)
  2421. src_map = &tp->rx_jumbo_buffers[src_idx];
  2422. skb_size = RX_JUMBO_PKT_BUF_SZ;
  2423. break;
  2424. default:
  2425. return -EINVAL;
  2426. };
  2427. /* Do not overwrite any of the map or rp information
  2428. * until we are sure we can commit to a new buffer.
  2429. *
  2430. * Callers depend upon this behavior and assume that
  2431. * we leave everything unchanged if we fail.
  2432. */
  2433. skb = dev_alloc_skb(skb_size);
  2434. if (skb == NULL)
  2435. return -ENOMEM;
  2436. skb->dev = tp->dev;
  2437. skb_reserve(skb, tp->rx_offset);
  2438. mapping = pci_map_single(tp->pdev, skb->data,
  2439. skb_size - tp->rx_offset,
  2440. PCI_DMA_FROMDEVICE);
  2441. map->skb = skb;
  2442. pci_unmap_addr_set(map, mapping, mapping);
  2443. if (src_map != NULL)
  2444. src_map->skb = NULL;
  2445. desc->addr_hi = ((u64)mapping >> 32);
  2446. desc->addr_lo = ((u64)mapping & 0xffffffff);
  2447. return skb_size;
  2448. }
  2449. /* We only need to move over in the address because the other
  2450. * members of the RX descriptor are invariant. See notes above
  2451. * tg3_alloc_rx_skb for full details.
  2452. */
  2453. static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
  2454. int src_idx, u32 dest_idx_unmasked)
  2455. {
  2456. struct tg3_rx_buffer_desc *src_desc, *dest_desc;
  2457. struct ring_info *src_map, *dest_map;
  2458. int dest_idx;
  2459. switch (opaque_key) {
  2460. case RXD_OPAQUE_RING_STD:
  2461. dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
  2462. dest_desc = &tp->rx_std[dest_idx];
  2463. dest_map = &tp->rx_std_buffers[dest_idx];
  2464. src_desc = &tp->rx_std[src_idx];
  2465. src_map = &tp->rx_std_buffers[src_idx];
  2466. break;
  2467. case RXD_OPAQUE_RING_JUMBO:
  2468. dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
  2469. dest_desc = &tp->rx_jumbo[dest_idx];
  2470. dest_map = &tp->rx_jumbo_buffers[dest_idx];
  2471. src_desc = &tp->rx_jumbo[src_idx];
  2472. src_map = &tp->rx_jumbo_buffers[src_idx];
  2473. break;
  2474. default:
  2475. return;
  2476. };
  2477. dest_map->skb = src_map->skb;
  2478. pci_unmap_addr_set(dest_map, mapping,
  2479. pci_unmap_addr(src_map, mapping));
  2480. dest_desc->addr_hi = src_desc->addr_hi;
  2481. dest_desc->addr_lo = src_desc->addr_lo;
  2482. src_map->skb = NULL;
  2483. }
  2484. #if TG3_VLAN_TAG_USED
  2485. static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag)
  2486. {
  2487. return vlan_hwaccel_receive_skb(skb, tp->vlgrp, vlan_tag);
  2488. }
  2489. #endif
  2490. /* The RX ring scheme is composed of multiple rings which post fresh
  2491. * buffers to the chip, and one special ring the chip uses to report
  2492. * status back to the host.
  2493. *
  2494. * The special ring reports the status of received packets to the
  2495. * host. The chip does not write into the original descriptor the
  2496. * RX buffer was obtained from. The chip simply takes the original
  2497. * descriptor as provided by the host, updates the status and length
  2498. * field, then writes this into the next status ring entry.
  2499. *
  2500. * Each ring the host uses to post buffers to the chip is described
  2501. * by a TG3_BDINFO entry in the chips SRAM area. When a packet arrives,
  2502. * it is first placed into the on-chip ram. When the packet's length
  2503. * is known, it walks down the TG3_BDINFO entries to select the ring.
  2504. * Each TG3_BDINFO specifies a MAXLEN field and the first TG3_BDINFO
  2505. * which is within the range of the new packet's length is chosen.
  2506. *
  2507. * The "separate ring for rx status" scheme may sound queer, but it makes
  2508. * sense from a cache coherency perspective. If only the host writes
  2509. * to the buffer post rings, and only the chip writes to the rx status
  2510. * rings, then cache lines never move beyond shared-modified state.
  2511. * If both the host and chip were to write into the same ring, cache line
  2512. * eviction could occur since both entities want it in an exclusive state.
  2513. */
  2514. static int tg3_rx(struct tg3 *tp, int budget)
  2515. {
  2516. u32 work_mask;
  2517. u32 sw_idx = tp->rx_rcb_ptr;
  2518. u16 hw_idx;
  2519. int received;
  2520. hw_idx = tp->hw_status->idx[0].rx_producer;
  2521. /*
  2522. * We need to order the read of hw_idx and the read of
  2523. * the opaque cookie.
  2524. */
  2525. rmb();
  2526. work_mask = 0;
  2527. received = 0;
  2528. while (sw_idx != hw_idx && budget > 0) {
  2529. struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx];
  2530. unsigned int len;
  2531. struct sk_buff *skb;
  2532. dma_addr_t dma_addr;
  2533. u32 opaque_key, desc_idx, *post_ptr;
  2534. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  2535. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  2536. if (opaque_key == RXD_OPAQUE_RING_STD) {
  2537. dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx],
  2538. mapping);
  2539. skb = tp->rx_std_buffers[desc_idx].skb;
  2540. post_ptr = &tp->rx_std_ptr;
  2541. } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
  2542. dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx],
  2543. mapping);
  2544. skb = tp->rx_jumbo_buffers[desc_idx].skb;
  2545. post_ptr = &tp->rx_jumbo_ptr;
  2546. }
  2547. else {
  2548. goto next_pkt_nopost;
  2549. }
  2550. work_mask |= opaque_key;
  2551. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  2552. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) {
  2553. drop_it:
  2554. tg3_recycle_rx(tp, opaque_key,
  2555. desc_idx, *post_ptr);
  2556. drop_it_no_recycle:
  2557. /* Other statistics kept track of by card. */
  2558. tp->net_stats.rx_dropped++;
  2559. goto next_pkt;
  2560. }
  2561. len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */
  2562. if (len > RX_COPY_THRESHOLD
  2563. && tp->rx_offset == 2
  2564. /* rx_offset != 2 iff this is a 5701 card running
  2565. * in PCI-X mode [see tg3_get_invariants()] */
  2566. ) {
  2567. int skb_size;
  2568. skb_size = tg3_alloc_rx_skb(tp, opaque_key,
  2569. desc_idx, *post_ptr);
  2570. if (skb_size < 0)
  2571. goto drop_it;
  2572. pci_unmap_single(tp->pdev, dma_addr,
  2573. skb_size - tp->rx_offset,
  2574. PCI_DMA_FROMDEVICE);
  2575. skb_put(skb, len);
  2576. } else {
  2577. struct sk_buff *copy_skb;
  2578. tg3_recycle_rx(tp, opaque_key,
  2579. desc_idx, *post_ptr);
  2580. copy_skb = dev_alloc_skb(len + 2);
  2581. if (copy_skb == NULL)
  2582. goto drop_it_no_recycle;
  2583. copy_skb->dev = tp->dev;
  2584. skb_reserve(copy_skb, 2);
  2585. skb_put(copy_skb, len);
  2586. pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
  2587. memcpy(copy_skb->data, skb->data, len);
  2588. pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
  2589. /* We'll reuse the original ring buffer. */
  2590. skb = copy_skb;
  2591. }
  2592. if ((tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) &&
  2593. (desc->type_flags & RXD_FLAG_TCPUDP_CSUM) &&
  2594. (((desc->ip_tcp_csum & RXD_TCPCSUM_MASK)
  2595. >> RXD_TCPCSUM_SHIFT) == 0xffff))
  2596. skb->ip_summed = CHECKSUM_UNNECESSARY;
  2597. else
  2598. skb->ip_summed = CHECKSUM_NONE;
  2599. skb->protocol = eth_type_trans(skb, tp->dev);
  2600. #if TG3_VLAN_TAG_USED
  2601. if (tp->vlgrp != NULL &&
  2602. desc->type_flags & RXD_FLAG_VLAN) {
  2603. tg3_vlan_rx(tp, skb,
  2604. desc->err_vlan & RXD_VLAN_MASK);
  2605. } else
  2606. #endif
  2607. netif_receive_skb(skb);
  2608. tp->dev->last_rx = jiffies;
  2609. received++;
  2610. budget--;
  2611. next_pkt:
  2612. (*post_ptr)++;
  2613. next_pkt_nopost:
  2614. sw_idx++;
  2615. sw_idx %= TG3_RX_RCB_RING_SIZE(tp);
  2616. /* Refresh hw_idx to see if there is new work */
  2617. if (sw_idx == hw_idx) {
  2618. hw_idx = tp->hw_status->idx[0].rx_producer;
  2619. rmb();
  2620. }
  2621. }
  2622. /* ACK the status ring. */
  2623. tp->rx_rcb_ptr = sw_idx;
  2624. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx);
  2625. /* Refill RX ring(s). */
  2626. if (work_mask & RXD_OPAQUE_RING_STD) {
  2627. sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE;
  2628. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  2629. sw_idx);
  2630. }
  2631. if (work_mask & RXD_OPAQUE_RING_JUMBO) {
  2632. sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE;
  2633. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  2634. sw_idx);
  2635. }
  2636. mmiowb();
  2637. return received;
  2638. }
  2639. static int tg3_poll(struct net_device *netdev, int *budget)
  2640. {
  2641. struct tg3 *tp = netdev_priv(netdev);
  2642. struct tg3_hw_status *sblk = tp->hw_status;
  2643. int done;
  2644. /* handle link change and other phy events */
  2645. if (!(tp->tg3_flags &
  2646. (TG3_FLAG_USE_LINKCHG_REG |
  2647. TG3_FLAG_POLL_SERDES))) {
  2648. if (sblk->status & SD_STATUS_LINK_CHG) {
  2649. sblk->status = SD_STATUS_UPDATED |
  2650. (sblk->status & ~SD_STATUS_LINK_CHG);
  2651. spin_lock(&tp->lock);
  2652. tg3_setup_phy(tp, 0);
  2653. spin_unlock(&tp->lock);
  2654. }
  2655. }
  2656. /* run TX completion thread */
  2657. if (sblk->idx[0].tx_consumer != tp->tx_cons) {
  2658. spin_lock(&tp->tx_lock);
  2659. tg3_tx(tp);
  2660. spin_unlock(&tp->tx_lock);
  2661. }
  2662. /* run RX thread, within the bounds set by NAPI.
  2663. * All RX "locking" is done by ensuring outside
  2664. * code synchronizes with dev->poll()
  2665. */
  2666. if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) {
  2667. int orig_budget = *budget;
  2668. int work_done;
  2669. if (orig_budget > netdev->quota)
  2670. orig_budget = netdev->quota;
  2671. work_done = tg3_rx(tp, orig_budget);
  2672. *budget -= work_done;
  2673. netdev->quota -= work_done;
  2674. }
  2675. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  2676. tp->last_tag = sblk->status_tag;
  2677. rmb();
  2678. sblk->status &= ~SD_STATUS_UPDATED;
  2679. /* if no more work, tell net stack and NIC we're done */
  2680. done = !tg3_has_work(tp);
  2681. if (done) {
  2682. spin_lock(&tp->lock);
  2683. netif_rx_complete(netdev);
  2684. tg3_restart_ints(tp);
  2685. spin_unlock(&tp->lock);
  2686. }
  2687. return (done ? 0 : 1);
  2688. }
  2689. static void tg3_irq_quiesce(struct tg3 *tp)
  2690. {
  2691. BUG_ON(tp->irq_sync);
  2692. tp->irq_sync = 1;
  2693. smp_mb();
  2694. synchronize_irq(tp->pdev->irq);
  2695. }
  2696. static inline int tg3_irq_sync(struct tg3 *tp)
  2697. {
  2698. return tp->irq_sync;
  2699. }
  2700. /* Fully shutdown all tg3 driver activity elsewhere in the system.
  2701. * If irq_sync is non-zero, then the IRQ handler must be synchronized
  2702. * with as well. Most of the time, this is not necessary except when
  2703. * shutting down the device.
  2704. */
  2705. static inline void tg3_full_lock(struct tg3 *tp, int irq_sync)
  2706. {
  2707. if (irq_sync)
  2708. tg3_irq_quiesce(tp);
  2709. spin_lock_bh(&tp->lock);
  2710. spin_lock(&tp->tx_lock);
  2711. }
  2712. static inline void tg3_full_unlock(struct tg3 *tp)
  2713. {
  2714. spin_unlock(&tp->tx_lock);
  2715. spin_unlock_bh(&tp->lock);
  2716. }
  2717. /* MSI ISR - No need to check for interrupt sharing and no need to
  2718. * flush status block and interrupt mailbox. PCI ordering rules
  2719. * guarantee that MSI will arrive after the status block.
  2720. */
  2721. static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs)
  2722. {
  2723. struct net_device *dev = dev_id;
  2724. struct tg3 *tp = netdev_priv(dev);
  2725. struct tg3_hw_status *sblk = tp->hw_status;
  2726. /*
  2727. * Writing any value to intr-mbox-0 clears PCI INTA# and
  2728. * chip-internal interrupt pending events.
  2729. * Writing non-zero to intr-mbox-0 additional tells the
  2730. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2731. * event coalescing.
  2732. */
  2733. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
  2734. tp->last_tag = sblk->status_tag;
  2735. rmb();
  2736. if (tg3_irq_sync(tp))
  2737. goto out;
  2738. sblk->status &= ~SD_STATUS_UPDATED;
  2739. if (likely(tg3_has_work(tp)))
  2740. netif_rx_schedule(dev); /* schedule NAPI poll */
  2741. else {
  2742. /* No work, re-enable interrupts. */
  2743. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2744. tp->last_tag << 24);
  2745. }
  2746. out:
  2747. return IRQ_RETVAL(1);
  2748. }
  2749. static irqreturn_t tg3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
  2750. {
  2751. struct net_device *dev = dev_id;
  2752. struct tg3 *tp = netdev_priv(dev);
  2753. struct tg3_hw_status *sblk = tp->hw_status;
  2754. unsigned int handled = 1;
  2755. /* In INTx mode, it is possible for the interrupt to arrive at
  2756. * the CPU before the status block posted prior to the interrupt.
  2757. * Reading the PCI State register will confirm whether the
  2758. * interrupt is ours and will flush the status block.
  2759. */
  2760. if ((sblk->status & SD_STATUS_UPDATED) ||
  2761. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  2762. /*
  2763. * Writing any value to intr-mbox-0 clears PCI INTA# and
  2764. * chip-internal interrupt pending events.
  2765. * Writing non-zero to intr-mbox-0 additional tells the
  2766. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2767. * event coalescing.
  2768. */
  2769. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2770. 0x00000001);
  2771. if (tg3_irq_sync(tp))
  2772. goto out;
  2773. sblk->status &= ~SD_STATUS_UPDATED;
  2774. if (likely(tg3_has_work(tp)))
  2775. netif_rx_schedule(dev); /* schedule NAPI poll */
  2776. else {
  2777. /* No work, shared interrupt perhaps? re-enable
  2778. * interrupts, and flush that PCI write
  2779. */
  2780. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2781. 0x00000000);
  2782. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  2783. }
  2784. } else { /* shared interrupt */
  2785. handled = 0;
  2786. }
  2787. out:
  2788. return IRQ_RETVAL(handled);
  2789. }
  2790. static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id, struct pt_regs *regs)
  2791. {
  2792. struct net_device *dev = dev_id;
  2793. struct tg3 *tp = netdev_priv(dev);
  2794. struct tg3_hw_status *sblk = tp->hw_status;
  2795. unsigned int handled = 1;
  2796. /* In INTx mode, it is possible for the interrupt to arrive at
  2797. * the CPU before the status block posted prior to the interrupt.
  2798. * Reading the PCI State register will confirm whether the
  2799. * interrupt is ours and will flush the status block.
  2800. */
  2801. if ((sblk->status & SD_STATUS_UPDATED) ||
  2802. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  2803. /*
  2804. * writing any value to intr-mbox-0 clears PCI INTA# and
  2805. * chip-internal interrupt pending events.
  2806. * writing non-zero to intr-mbox-0 additional tells the
  2807. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2808. * event coalescing.
  2809. */
  2810. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2811. 0x00000001);
  2812. tp->last_tag = sblk->status_tag;
  2813. rmb();
  2814. if (tg3_irq_sync(tp))
  2815. goto out;
  2816. sblk->status &= ~SD_STATUS_UPDATED;
  2817. if (likely(tg3_has_work(tp)))
  2818. netif_rx_schedule(dev); /* schedule NAPI poll */
  2819. else {
  2820. /* no work, shared interrupt perhaps? re-enable
  2821. * interrupts, and flush that PCI write
  2822. */
  2823. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2824. tp->last_tag << 24);
  2825. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  2826. }
  2827. } else { /* shared interrupt */
  2828. handled = 0;
  2829. }
  2830. out:
  2831. return IRQ_RETVAL(handled);
  2832. }
  2833. /* ISR for interrupt test */
  2834. static irqreturn_t tg3_test_isr(int irq, void *dev_id,
  2835. struct pt_regs *regs)
  2836. {
  2837. struct net_device *dev = dev_id;
  2838. struct tg3 *tp = netdev_priv(dev);
  2839. struct tg3_hw_status *sblk = tp->hw_status;
  2840. if (sblk->status & SD_STATUS_UPDATED) {
  2841. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2842. 0x00000001);
  2843. return IRQ_RETVAL(1);
  2844. }
  2845. return IRQ_RETVAL(0);
  2846. }
  2847. static int tg3_init_hw(struct tg3 *);
  2848. static int tg3_halt(struct tg3 *, int, int);
  2849. #ifdef CONFIG_NET_POLL_CONTROLLER
  2850. static void tg3_poll_controller(struct net_device *dev)
  2851. {
  2852. struct tg3 *tp = netdev_priv(dev);
  2853. tg3_interrupt(tp->pdev->irq, dev, NULL);
  2854. }
  2855. #endif
  2856. static void tg3_reset_task(void *_data)
  2857. {
  2858. struct tg3 *tp = _data;
  2859. unsigned int restart_timer;
  2860. tg3_netif_stop(tp);
  2861. tg3_full_lock(tp, 1);
  2862. restart_timer = tp->tg3_flags2 & TG3_FLG2_RESTART_TIMER;
  2863. tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
  2864. tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
  2865. tg3_init_hw(tp);
  2866. tg3_netif_start(tp);
  2867. tg3_full_unlock(tp);
  2868. if (restart_timer)
  2869. mod_timer(&tp->timer, jiffies + 1);
  2870. }
  2871. static void tg3_tx_timeout(struct net_device *dev)
  2872. {
  2873. struct tg3 *tp = netdev_priv(dev);
  2874. printk(KERN_ERR PFX "%s: transmit timed out, resetting\n",
  2875. dev->name);
  2876. schedule_work(&tp->reset_task);
  2877. }
  2878. static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
  2879. static int tigon3_4gb_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
  2880. u32 guilty_entry, int guilty_len,
  2881. u32 last_plus_one, u32 *start, u32 mss)
  2882. {
  2883. struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC);
  2884. dma_addr_t new_addr;
  2885. u32 entry = *start;
  2886. int i;
  2887. if (!new_skb) {
  2888. dev_kfree_skb(skb);
  2889. return -1;
  2890. }
  2891. /* New SKB is guaranteed to be linear. */
  2892. entry = *start;
  2893. new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len,
  2894. PCI_DMA_TODEVICE);
  2895. tg3_set_txd(tp, entry, new_addr, new_skb->len,
  2896. (skb->ip_summed == CHECKSUM_HW) ?
  2897. TXD_FLAG_TCPUDP_CSUM : 0, 1 | (mss << 1));
  2898. *start = NEXT_TX(entry);
  2899. /* Now clean up the sw ring entries. */
  2900. i = 0;
  2901. while (entry != last_plus_one) {
  2902. int len;
  2903. if (i == 0)
  2904. len = skb_headlen(skb);
  2905. else
  2906. len = skb_shinfo(skb)->frags[i-1].size;
  2907. pci_unmap_single(tp->pdev,
  2908. pci_unmap_addr(&tp->tx_buffers[entry], mapping),
  2909. len, PCI_DMA_TODEVICE);
  2910. if (i == 0) {
  2911. tp->tx_buffers[entry].skb = new_skb;
  2912. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, new_addr);
  2913. } else {
  2914. tp->tx_buffers[entry].skb = NULL;
  2915. }
  2916. entry = NEXT_TX(entry);
  2917. i++;
  2918. }
  2919. dev_kfree_skb(skb);
  2920. return 0;
  2921. }
  2922. static void tg3_set_txd(struct tg3 *tp, int entry,
  2923. dma_addr_t mapping, int len, u32 flags,
  2924. u32 mss_and_is_end)
  2925. {
  2926. struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry];
  2927. int is_end = (mss_and_is_end & 0x1);
  2928. u32 mss = (mss_and_is_end >> 1);
  2929. u32 vlan_tag = 0;
  2930. if (is_end)
  2931. flags |= TXD_FLAG_END;
  2932. if (flags & TXD_FLAG_VLAN) {
  2933. vlan_tag = flags >> 16;
  2934. flags &= 0xffff;
  2935. }
  2936. vlan_tag |= (mss << TXD_MSS_SHIFT);
  2937. txd->addr_hi = ((u64) mapping >> 32);
  2938. txd->addr_lo = ((u64) mapping & 0xffffffff);
  2939. txd->len_flags = (len << TXD_LEN_SHIFT) | flags;
  2940. txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT;
  2941. }
  2942. static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
  2943. {
  2944. u32 base = (u32) mapping & 0xffffffff;
  2945. return ((base > 0xffffdcc0) &&
  2946. (base + len + 8 < base));
  2947. }
  2948. static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
  2949. {
  2950. struct tg3 *tp = netdev_priv(dev);
  2951. dma_addr_t mapping;
  2952. unsigned int i;
  2953. u32 len, entry, base_flags, mss;
  2954. int would_hit_hwbug;
  2955. len = skb_headlen(skb);
  2956. /* No BH disabling for tx_lock here. We are running in BH disabled
  2957. * context and TX reclaim runs via tp->poll inside of a software
  2958. * interrupt. Furthermore, IRQ processing runs lockless so we have
  2959. * no IRQ context deadlocks to worry about either. Rejoice!
  2960. */
  2961. if (!spin_trylock(&tp->tx_lock))
  2962. return NETDEV_TX_LOCKED;
  2963. /* This is a hard error, log it. */
  2964. if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
  2965. netif_stop_queue(dev);
  2966. spin_unlock(&tp->tx_lock);
  2967. printk(KERN_ERR PFX "%s: BUG! Tx Ring full when queue awake!\n",
  2968. dev->name);
  2969. return NETDEV_TX_BUSY;
  2970. }
  2971. entry = tp->tx_prod;
  2972. base_flags = 0;
  2973. if (skb->ip_summed == CHECKSUM_HW)
  2974. base_flags |= TXD_FLAG_TCPUDP_CSUM;
  2975. #if TG3_TSO_SUPPORT != 0
  2976. mss = 0;
  2977. if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
  2978. (mss = skb_shinfo(skb)->tso_size) != 0) {
  2979. int tcp_opt_len, ip_tcp_len;
  2980. if (skb_header_cloned(skb) &&
  2981. pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
  2982. dev_kfree_skb(skb);
  2983. goto out_unlock;
  2984. }
  2985. tcp_opt_len = ((skb->h.th->doff - 5) * 4);
  2986. ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr);
  2987. base_flags |= (TXD_FLAG_CPU_PRE_DMA |
  2988. TXD_FLAG_CPU_POST_DMA);
  2989. skb->nh.iph->check = 0;
  2990. skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len);
  2991. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  2992. skb->h.th->check = 0;
  2993. base_flags &= ~TXD_FLAG_TCPUDP_CSUM;
  2994. }
  2995. else {
  2996. skb->h.th->check =
  2997. ~csum_tcpudp_magic(skb->nh.iph->saddr,
  2998. skb->nh.iph->daddr,
  2999. 0, IPPROTO_TCP, 0);
  3000. }
  3001. if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) ||
  3002. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
  3003. if (tcp_opt_len || skb->nh.iph->ihl > 5) {
  3004. int tsflags;
  3005. tsflags = ((skb->nh.iph->ihl - 5) +
  3006. (tcp_opt_len >> 2));
  3007. mss |= (tsflags << 11);
  3008. }
  3009. } else {
  3010. if (tcp_opt_len || skb->nh.iph->ihl > 5) {
  3011. int tsflags;
  3012. tsflags = ((skb->nh.iph->ihl - 5) +
  3013. (tcp_opt_len >> 2));
  3014. base_flags |= tsflags << 12;
  3015. }
  3016. }
  3017. }
  3018. #else
  3019. mss = 0;
  3020. #endif
  3021. #if TG3_VLAN_TAG_USED
  3022. if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
  3023. base_flags |= (TXD_FLAG_VLAN |
  3024. (vlan_tx_tag_get(skb) << 16));
  3025. #endif
  3026. /* Queue skb data, a.k.a. the main skb fragment. */
  3027. mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE);
  3028. tp->tx_buffers[entry].skb = skb;
  3029. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  3030. would_hit_hwbug = 0;
  3031. if (tg3_4g_overflow_test(mapping, len))
  3032. would_hit_hwbug = entry + 1;
  3033. tg3_set_txd(tp, entry, mapping, len, base_flags,
  3034. (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
  3035. entry = NEXT_TX(entry);
  3036. /* Now loop through additional data fragments, and queue them. */
  3037. if (skb_shinfo(skb)->nr_frags > 0) {
  3038. unsigned int i, last;
  3039. last = skb_shinfo(skb)->nr_frags - 1;
  3040. for (i = 0; i <= last; i++) {
  3041. skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
  3042. len = frag->size;
  3043. mapping = pci_map_page(tp->pdev,
  3044. frag->page,
  3045. frag->page_offset,
  3046. len, PCI_DMA_TODEVICE);
  3047. tp->tx_buffers[entry].skb = NULL;
  3048. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  3049. if (tg3_4g_overflow_test(mapping, len)) {
  3050. /* Only one should match. */
  3051. if (would_hit_hwbug)
  3052. BUG();
  3053. would_hit_hwbug = entry + 1;
  3054. }
  3055. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  3056. tg3_set_txd(tp, entry, mapping, len,
  3057. base_flags, (i == last)|(mss << 1));
  3058. else
  3059. tg3_set_txd(tp, entry, mapping, len,
  3060. base_flags, (i == last));
  3061. entry = NEXT_TX(entry);
  3062. }
  3063. }
  3064. if (would_hit_hwbug) {
  3065. u32 last_plus_one = entry;
  3066. u32 start;
  3067. unsigned int len = 0;
  3068. would_hit_hwbug -= 1;
  3069. entry = entry - 1 - skb_shinfo(skb)->nr_frags;
  3070. entry &= (TG3_TX_RING_SIZE - 1);
  3071. start = entry;
  3072. i = 0;
  3073. while (entry != last_plus_one) {
  3074. if (i == 0)
  3075. len = skb_headlen(skb);
  3076. else
  3077. len = skb_shinfo(skb)->frags[i-1].size;
  3078. if (entry == would_hit_hwbug)
  3079. break;
  3080. i++;
  3081. entry = NEXT_TX(entry);
  3082. }
  3083. /* If the workaround fails due to memory/mapping
  3084. * failure, silently drop this packet.
  3085. */
  3086. if (tigon3_4gb_hwbug_workaround(tp, skb,
  3087. entry, len,
  3088. last_plus_one,
  3089. &start, mss))
  3090. goto out_unlock;
  3091. entry = start;
  3092. }
  3093. /* Packets are ready, update Tx producer idx local and on card. */
  3094. tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
  3095. tp->tx_prod = entry;
  3096. if (TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1))
  3097. netif_stop_queue(dev);
  3098. out_unlock:
  3099. mmiowb();
  3100. spin_unlock(&tp->tx_lock);
  3101. dev->trans_start = jiffies;
  3102. return NETDEV_TX_OK;
  3103. }
  3104. static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp,
  3105. int new_mtu)
  3106. {
  3107. dev->mtu = new_mtu;
  3108. if (new_mtu > ETH_DATA_LEN) {
  3109. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  3110. tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
  3111. ethtool_op_set_tso(dev, 0);
  3112. }
  3113. else
  3114. tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
  3115. } else {
  3116. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  3117. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  3118. tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE;
  3119. }
  3120. }
  3121. static int tg3_change_mtu(struct net_device *dev, int new_mtu)
  3122. {
  3123. struct tg3 *tp = netdev_priv(dev);
  3124. if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp))
  3125. return -EINVAL;
  3126. if (!netif_running(dev)) {
  3127. /* We'll just catch it later when the
  3128. * device is up'd.
  3129. */
  3130. tg3_set_mtu(dev, tp, new_mtu);
  3131. return 0;
  3132. }
  3133. tg3_netif_stop(tp);
  3134. tg3_full_lock(tp, 1);
  3135. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  3136. tg3_set_mtu(dev, tp, new_mtu);
  3137. tg3_init_hw(tp);
  3138. tg3_netif_start(tp);
  3139. tg3_full_unlock(tp);
  3140. return 0;
  3141. }
  3142. /* Free up pending packets in all rx/tx rings.
  3143. *
  3144. * The chip has been shut down and the driver detached from
  3145. * the networking, so no interrupts or new tx packets will
  3146. * end up in the driver. tp->{tx,}lock is not held and we are not
  3147. * in an interrupt context and thus may sleep.
  3148. */
  3149. static void tg3_free_rings(struct tg3 *tp)
  3150. {
  3151. struct ring_info *rxp;
  3152. int i;
  3153. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  3154. rxp = &tp->rx_std_buffers[i];
  3155. if (rxp->skb == NULL)
  3156. continue;
  3157. pci_unmap_single(tp->pdev,
  3158. pci_unmap_addr(rxp, mapping),
  3159. tp->rx_pkt_buf_sz - tp->rx_offset,
  3160. PCI_DMA_FROMDEVICE);
  3161. dev_kfree_skb_any(rxp->skb);
  3162. rxp->skb = NULL;
  3163. }
  3164. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  3165. rxp = &tp->rx_jumbo_buffers[i];
  3166. if (rxp->skb == NULL)
  3167. continue;
  3168. pci_unmap_single(tp->pdev,
  3169. pci_unmap_addr(rxp, mapping),
  3170. RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
  3171. PCI_DMA_FROMDEVICE);
  3172. dev_kfree_skb_any(rxp->skb);
  3173. rxp->skb = NULL;
  3174. }
  3175. for (i = 0; i < TG3_TX_RING_SIZE; ) {
  3176. struct tx_ring_info *txp;
  3177. struct sk_buff *skb;
  3178. int j;
  3179. txp = &tp->tx_buffers[i];
  3180. skb = txp->skb;
  3181. if (skb == NULL) {
  3182. i++;
  3183. continue;
  3184. }
  3185. pci_unmap_single(tp->pdev,
  3186. pci_unmap_addr(txp, mapping),
  3187. skb_headlen(skb),
  3188. PCI_DMA_TODEVICE);
  3189. txp->skb = NULL;
  3190. i++;
  3191. for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) {
  3192. txp = &tp->tx_buffers[i & (TG3_TX_RING_SIZE - 1)];
  3193. pci_unmap_page(tp->pdev,
  3194. pci_unmap_addr(txp, mapping),
  3195. skb_shinfo(skb)->frags[j].size,
  3196. PCI_DMA_TODEVICE);
  3197. i++;
  3198. }
  3199. dev_kfree_skb_any(skb);
  3200. }
  3201. }
  3202. /* Initialize tx/rx rings for packet processing.
  3203. *
  3204. * The chip has been shut down and the driver detached from
  3205. * the networking, so no interrupts or new tx packets will
  3206. * end up in the driver. tp->{tx,}lock are held and thus
  3207. * we may not sleep.
  3208. */
  3209. static void tg3_init_rings(struct tg3 *tp)
  3210. {
  3211. u32 i;
  3212. /* Free up all the SKBs. */
  3213. tg3_free_rings(tp);
  3214. /* Zero out all descriptors. */
  3215. memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
  3216. memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
  3217. memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
  3218. memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
  3219. tp->rx_pkt_buf_sz = RX_PKT_BUF_SZ;
  3220. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) &&
  3221. (tp->dev->mtu > ETH_DATA_LEN))
  3222. tp->rx_pkt_buf_sz = RX_JUMBO_PKT_BUF_SZ;
  3223. /* Initialize invariants of the rings, we only set this
  3224. * stuff once. This works because the card does not
  3225. * write into the rx buffer posting rings.
  3226. */
  3227. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  3228. struct tg3_rx_buffer_desc *rxd;
  3229. rxd = &tp->rx_std[i];
  3230. rxd->idx_len = (tp->rx_pkt_buf_sz - tp->rx_offset - 64)
  3231. << RXD_LEN_SHIFT;
  3232. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
  3233. rxd->opaque = (RXD_OPAQUE_RING_STD |
  3234. (i << RXD_OPAQUE_INDEX_SHIFT));
  3235. }
  3236. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  3237. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  3238. struct tg3_rx_buffer_desc *rxd;
  3239. rxd = &tp->rx_jumbo[i];
  3240. rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
  3241. << RXD_LEN_SHIFT;
  3242. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
  3243. RXD_FLAG_JUMBO;
  3244. rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
  3245. (i << RXD_OPAQUE_INDEX_SHIFT));
  3246. }
  3247. }
  3248. /* Now allocate fresh SKBs for each rx ring. */
  3249. for (i = 0; i < tp->rx_pending; i++) {
  3250. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD,
  3251. -1, i) < 0)
  3252. break;
  3253. }
  3254. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  3255. for (i = 0; i < tp->rx_jumbo_pending; i++) {
  3256. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
  3257. -1, i) < 0)
  3258. break;
  3259. }
  3260. }
  3261. }
  3262. /*
  3263. * Must not be invoked with interrupt sources disabled and
  3264. * the hardware shutdown down.
  3265. */
  3266. static void tg3_free_consistent(struct tg3 *tp)
  3267. {
  3268. if (tp->rx_std_buffers) {
  3269. kfree(tp->rx_std_buffers);
  3270. tp->rx_std_buffers = NULL;
  3271. }
  3272. if (tp->rx_std) {
  3273. pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3274. tp->rx_std, tp->rx_std_mapping);
  3275. tp->rx_std = NULL;
  3276. }
  3277. if (tp->rx_jumbo) {
  3278. pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3279. tp->rx_jumbo, tp->rx_jumbo_mapping);
  3280. tp->rx_jumbo = NULL;
  3281. }
  3282. if (tp->rx_rcb) {
  3283. pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3284. tp->rx_rcb, tp->rx_rcb_mapping);
  3285. tp->rx_rcb = NULL;
  3286. }
  3287. if (tp->tx_ring) {
  3288. pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3289. tp->tx_ring, tp->tx_desc_mapping);
  3290. tp->tx_ring = NULL;
  3291. }
  3292. if (tp->hw_status) {
  3293. pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
  3294. tp->hw_status, tp->status_mapping);
  3295. tp->hw_status = NULL;
  3296. }
  3297. if (tp->hw_stats) {
  3298. pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
  3299. tp->hw_stats, tp->stats_mapping);
  3300. tp->hw_stats = NULL;
  3301. }
  3302. }
  3303. /*
  3304. * Must not be invoked with interrupt sources disabled and
  3305. * the hardware shutdown down. Can sleep.
  3306. */
  3307. static int tg3_alloc_consistent(struct tg3 *tp)
  3308. {
  3309. tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) *
  3310. (TG3_RX_RING_SIZE +
  3311. TG3_RX_JUMBO_RING_SIZE)) +
  3312. (sizeof(struct tx_ring_info) *
  3313. TG3_TX_RING_SIZE),
  3314. GFP_KERNEL);
  3315. if (!tp->rx_std_buffers)
  3316. return -ENOMEM;
  3317. memset(tp->rx_std_buffers, 0,
  3318. (sizeof(struct ring_info) *
  3319. (TG3_RX_RING_SIZE +
  3320. TG3_RX_JUMBO_RING_SIZE)) +
  3321. (sizeof(struct tx_ring_info) *
  3322. TG3_TX_RING_SIZE));
  3323. tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
  3324. tp->tx_buffers = (struct tx_ring_info *)
  3325. &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
  3326. tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3327. &tp->rx_std_mapping);
  3328. if (!tp->rx_std)
  3329. goto err_out;
  3330. tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3331. &tp->rx_jumbo_mapping);
  3332. if (!tp->rx_jumbo)
  3333. goto err_out;
  3334. tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3335. &tp->rx_rcb_mapping);
  3336. if (!tp->rx_rcb)
  3337. goto err_out;
  3338. tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3339. &tp->tx_desc_mapping);
  3340. if (!tp->tx_ring)
  3341. goto err_out;
  3342. tp->hw_status = pci_alloc_consistent(tp->pdev,
  3343. TG3_HW_STATUS_SIZE,
  3344. &tp->status_mapping);
  3345. if (!tp->hw_status)
  3346. goto err_out;
  3347. tp->hw_stats = pci_alloc_consistent(tp->pdev,
  3348. sizeof(struct tg3_hw_stats),
  3349. &tp->stats_mapping);
  3350. if (!tp->hw_stats)
  3351. goto err_out;
  3352. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3353. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3354. return 0;
  3355. err_out:
  3356. tg3_free_consistent(tp);
  3357. return -ENOMEM;
  3358. }
  3359. #define MAX_WAIT_CNT 1000
  3360. /* To stop a block, clear the enable bit and poll till it
  3361. * clears. tp->lock is held.
  3362. */
  3363. static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent)
  3364. {
  3365. unsigned int i;
  3366. u32 val;
  3367. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  3368. switch (ofs) {
  3369. case RCVLSC_MODE:
  3370. case DMAC_MODE:
  3371. case MBFREE_MODE:
  3372. case BUFMGR_MODE:
  3373. case MEMARB_MODE:
  3374. /* We can't enable/disable these bits of the
  3375. * 5705/5750, just say success.
  3376. */
  3377. return 0;
  3378. default:
  3379. break;
  3380. };
  3381. }
  3382. val = tr32(ofs);
  3383. val &= ~enable_bit;
  3384. tw32_f(ofs, val);
  3385. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3386. udelay(100);
  3387. val = tr32(ofs);
  3388. if ((val & enable_bit) == 0)
  3389. break;
  3390. }
  3391. if (i == MAX_WAIT_CNT && !silent) {
  3392. printk(KERN_ERR PFX "tg3_stop_block timed out, "
  3393. "ofs=%lx enable_bit=%x\n",
  3394. ofs, enable_bit);
  3395. return -ENODEV;
  3396. }
  3397. return 0;
  3398. }
  3399. /* tp->lock is held. */
  3400. static int tg3_abort_hw(struct tg3 *tp, int silent)
  3401. {
  3402. int i, err;
  3403. tg3_disable_ints(tp);
  3404. tp->rx_mode &= ~RX_MODE_ENABLE;
  3405. tw32_f(MAC_RX_MODE, tp->rx_mode);
  3406. udelay(10);
  3407. err = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent);
  3408. err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent);
  3409. err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent);
  3410. err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent);
  3411. err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent);
  3412. err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent);
  3413. err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent);
  3414. err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent);
  3415. err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent);
  3416. err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent);
  3417. err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent);
  3418. err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent);
  3419. err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent);
  3420. tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
  3421. tw32_f(MAC_MODE, tp->mac_mode);
  3422. udelay(40);
  3423. tp->tx_mode &= ~TX_MODE_ENABLE;
  3424. tw32_f(MAC_TX_MODE, tp->tx_mode);
  3425. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3426. udelay(100);
  3427. if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
  3428. break;
  3429. }
  3430. if (i >= MAX_WAIT_CNT) {
  3431. printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, "
  3432. "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n",
  3433. tp->dev->name, tr32(MAC_TX_MODE));
  3434. err |= -ENODEV;
  3435. }
  3436. err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent);
  3437. err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent);
  3438. err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent);
  3439. tw32(FTQ_RESET, 0xffffffff);
  3440. tw32(FTQ_RESET, 0x00000000);
  3441. err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
  3442. err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
  3443. if (tp->hw_status)
  3444. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3445. if (tp->hw_stats)
  3446. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3447. return err;
  3448. }
  3449. /* tp->lock is held. */
  3450. static int tg3_nvram_lock(struct tg3 *tp)
  3451. {
  3452. if (tp->tg3_flags & TG3_FLAG_NVRAM) {
  3453. int i;
  3454. tw32(NVRAM_SWARB, SWARB_REQ_SET1);
  3455. for (i = 0; i < 8000; i++) {
  3456. if (tr32(NVRAM_SWARB) & SWARB_GNT1)
  3457. break;
  3458. udelay(20);
  3459. }
  3460. if (i == 8000)
  3461. return -ENODEV;
  3462. }
  3463. return 0;
  3464. }
  3465. /* tp->lock is held. */
  3466. static void tg3_nvram_unlock(struct tg3 *tp)
  3467. {
  3468. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  3469. tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
  3470. }
  3471. /* tp->lock is held. */
  3472. static void tg3_enable_nvram_access(struct tg3 *tp)
  3473. {
  3474. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3475. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3476. u32 nvaccess = tr32(NVRAM_ACCESS);
  3477. tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
  3478. }
  3479. }
  3480. /* tp->lock is held. */
  3481. static void tg3_disable_nvram_access(struct tg3 *tp)
  3482. {
  3483. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3484. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3485. u32 nvaccess = tr32(NVRAM_ACCESS);
  3486. tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
  3487. }
  3488. }
  3489. /* tp->lock is held. */
  3490. static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind)
  3491. {
  3492. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
  3493. tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX,
  3494. NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
  3495. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3496. switch (kind) {
  3497. case RESET_KIND_INIT:
  3498. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3499. DRV_STATE_START);
  3500. break;
  3501. case RESET_KIND_SHUTDOWN:
  3502. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3503. DRV_STATE_UNLOAD);
  3504. break;
  3505. case RESET_KIND_SUSPEND:
  3506. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3507. DRV_STATE_SUSPEND);
  3508. break;
  3509. default:
  3510. break;
  3511. };
  3512. }
  3513. }
  3514. /* tp->lock is held. */
  3515. static void tg3_write_sig_post_reset(struct tg3 *tp, int kind)
  3516. {
  3517. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3518. switch (kind) {
  3519. case RESET_KIND_INIT:
  3520. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3521. DRV_STATE_START_DONE);
  3522. break;
  3523. case RESET_KIND_SHUTDOWN:
  3524. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3525. DRV_STATE_UNLOAD_DONE);
  3526. break;
  3527. default:
  3528. break;
  3529. };
  3530. }
  3531. }
  3532. /* tp->lock is held. */
  3533. static void tg3_write_sig_legacy(struct tg3 *tp, int kind)
  3534. {
  3535. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3536. switch (kind) {
  3537. case RESET_KIND_INIT:
  3538. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3539. DRV_STATE_START);
  3540. break;
  3541. case RESET_KIND_SHUTDOWN:
  3542. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3543. DRV_STATE_UNLOAD);
  3544. break;
  3545. case RESET_KIND_SUSPEND:
  3546. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3547. DRV_STATE_SUSPEND);
  3548. break;
  3549. default:
  3550. break;
  3551. };
  3552. }
  3553. }
  3554. static void tg3_stop_fw(struct tg3 *);
  3555. /* tp->lock is held. */
  3556. static int tg3_chip_reset(struct tg3 *tp)
  3557. {
  3558. u32 val;
  3559. u32 flags_save;
  3560. int i;
  3561. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
  3562. tg3_nvram_lock(tp);
  3563. /*
  3564. * We must avoid the readl() that normally takes place.
  3565. * It locks machines, causes machine checks, and other
  3566. * fun things. So, temporarily disable the 5701
  3567. * hardware workaround, while we do the reset.
  3568. */
  3569. flags_save = tp->tg3_flags;
  3570. tp->tg3_flags &= ~TG3_FLAG_5701_REG_WRITE_BUG;
  3571. /* do the reset */
  3572. val = GRC_MISC_CFG_CORECLK_RESET;
  3573. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3574. if (tr32(0x7e2c) == 0x60) {
  3575. tw32(0x7e2c, 0x20);
  3576. }
  3577. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3578. tw32(GRC_MISC_CFG, (1 << 29));
  3579. val |= (1 << 29);
  3580. }
  3581. }
  3582. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3583. val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
  3584. tw32(GRC_MISC_CFG, val);
  3585. /* restore 5701 hardware bug workaround flag */
  3586. tp->tg3_flags = flags_save;
  3587. /* Unfortunately, we have to delay before the PCI read back.
  3588. * Some 575X chips even will not respond to a PCI cfg access
  3589. * when the reset command is given to the chip.
  3590. *
  3591. * How do these hardware designers expect things to work
  3592. * properly if the PCI write is posted for a long period
  3593. * of time? It is always necessary to have some method by
  3594. * which a register read back can occur to push the write
  3595. * out which does the reset.
  3596. *
  3597. * For most tg3 variants the trick below was working.
  3598. * Ho hum...
  3599. */
  3600. udelay(120);
  3601. /* Flush PCI posted writes. The normal MMIO registers
  3602. * are inaccessible at this time so this is the only
  3603. * way to make this reliably (actually, this is no longer
  3604. * the case, see above). I tried to use indirect
  3605. * register read/write but this upset some 5701 variants.
  3606. */
  3607. pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);
  3608. udelay(120);
  3609. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3610. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) {
  3611. int i;
  3612. u32 cfg_val;
  3613. /* Wait for link training to complete. */
  3614. for (i = 0; i < 5000; i++)
  3615. udelay(100);
  3616. pci_read_config_dword(tp->pdev, 0xc4, &cfg_val);
  3617. pci_write_config_dword(tp->pdev, 0xc4,
  3618. cfg_val | (1 << 15));
  3619. }
  3620. /* Set PCIE max payload size and clear error status. */
  3621. pci_write_config_dword(tp->pdev, 0xd8, 0xf5000);
  3622. }
  3623. /* Re-enable indirect register accesses. */
  3624. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  3625. tp->misc_host_ctrl);
  3626. /* Set MAX PCI retry to zero. */
  3627. val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
  3628. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  3629. (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
  3630. val |= PCISTATE_RETRY_SAME_DMA;
  3631. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);
  3632. pci_restore_state(tp->pdev);
  3633. /* Make sure PCI-X relaxed ordering bit is clear. */
  3634. pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val);
  3635. val &= ~PCIX_CAPS_RELAXED_ORDERING;
  3636. pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val);
  3637. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  3638. u32 val;
  3639. /* Chip reset on 5780 will reset MSI enable bit,
  3640. * so need to restore it.
  3641. */
  3642. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  3643. u16 ctrl;
  3644. pci_read_config_word(tp->pdev,
  3645. tp->msi_cap + PCI_MSI_FLAGS,
  3646. &ctrl);
  3647. pci_write_config_word(tp->pdev,
  3648. tp->msi_cap + PCI_MSI_FLAGS,
  3649. ctrl | PCI_MSI_FLAGS_ENABLE);
  3650. val = tr32(MSGINT_MODE);
  3651. tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE);
  3652. }
  3653. val = tr32(MEMARB_MODE);
  3654. tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
  3655. } else
  3656. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  3657. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) {
  3658. tg3_stop_fw(tp);
  3659. tw32(0x5000, 0x400);
  3660. }
  3661. tw32(GRC_MODE, tp->grc_mode);
  3662. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
  3663. u32 val = tr32(0xc4);
  3664. tw32(0xc4, val | (1 << 15));
  3665. }
  3666. if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 &&
  3667. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  3668. tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE;
  3669. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)
  3670. tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN;
  3671. tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  3672. }
  3673. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  3674. tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
  3675. tw32_f(MAC_MODE, tp->mac_mode);
  3676. } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
  3677. tp->mac_mode = MAC_MODE_PORT_MODE_GMII;
  3678. tw32_f(MAC_MODE, tp->mac_mode);
  3679. } else
  3680. tw32_f(MAC_MODE, 0);
  3681. udelay(40);
  3682. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X)) {
  3683. /* Wait for firmware initialization to complete. */
  3684. for (i = 0; i < 100000; i++) {
  3685. tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val);
  3686. if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
  3687. break;
  3688. udelay(10);
  3689. }
  3690. if (i >= 100000) {
  3691. printk(KERN_ERR PFX "tg3_reset_hw timed out for %s, "
  3692. "firmware will not restart magic=%08x\n",
  3693. tp->dev->name, val);
  3694. return -ENODEV;
  3695. }
  3696. }
  3697. if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  3698. tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3699. u32 val = tr32(0x7c00);
  3700. tw32(0x7c00, val | (1 << 25));
  3701. }
  3702. /* Reprobe ASF enable state. */
  3703. tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF;
  3704. tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE;
  3705. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  3706. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  3707. u32 nic_cfg;
  3708. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  3709. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  3710. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  3711. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  3712. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  3713. }
  3714. }
  3715. return 0;
  3716. }
  3717. /* tp->lock is held. */
  3718. static void tg3_stop_fw(struct tg3 *tp)
  3719. {
  3720. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3721. u32 val;
  3722. int i;
  3723. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
  3724. val = tr32(GRC_RX_CPU_EVENT);
  3725. val |= (1 << 14);
  3726. tw32(GRC_RX_CPU_EVENT, val);
  3727. /* Wait for RX cpu to ACK the event. */
  3728. for (i = 0; i < 100; i++) {
  3729. if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14)))
  3730. break;
  3731. udelay(1);
  3732. }
  3733. }
  3734. }
  3735. /* tp->lock is held. */
  3736. static int tg3_halt(struct tg3 *tp, int kind, int silent)
  3737. {
  3738. int err;
  3739. tg3_stop_fw(tp);
  3740. tg3_write_sig_pre_reset(tp, kind);
  3741. tg3_abort_hw(tp, silent);
  3742. err = tg3_chip_reset(tp);
  3743. tg3_write_sig_legacy(tp, kind);
  3744. tg3_write_sig_post_reset(tp, kind);
  3745. if (err)
  3746. return err;
  3747. return 0;
  3748. }
  3749. #define TG3_FW_RELEASE_MAJOR 0x0
  3750. #define TG3_FW_RELASE_MINOR 0x0
  3751. #define TG3_FW_RELEASE_FIX 0x0
  3752. #define TG3_FW_START_ADDR 0x08000000
  3753. #define TG3_FW_TEXT_ADDR 0x08000000
  3754. #define TG3_FW_TEXT_LEN 0x9c0
  3755. #define TG3_FW_RODATA_ADDR 0x080009c0
  3756. #define TG3_FW_RODATA_LEN 0x60
  3757. #define TG3_FW_DATA_ADDR 0x08000a40
  3758. #define TG3_FW_DATA_LEN 0x20
  3759. #define TG3_FW_SBSS_ADDR 0x08000a60
  3760. #define TG3_FW_SBSS_LEN 0xc
  3761. #define TG3_FW_BSS_ADDR 0x08000a70
  3762. #define TG3_FW_BSS_LEN 0x10
  3763. static u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = {
  3764. 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800,
  3765. 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000,
  3766. 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034,
  3767. 0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000,
  3768. 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105,
  3769. 0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0,
  3770. 0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010,
  3771. 0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01,
  3772. 0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c,
  3773. 0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000,
  3774. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400,
  3775. 0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c,
  3776. 0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000,
  3777. 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64,
  3778. 0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000,
  3779. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  3780. 0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68,
  3781. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003,
  3782. 0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800,
  3783. 0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  3784. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60,
  3785. 0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008,
  3786. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  3787. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3788. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3789. 0, 0, 0, 0, 0, 0,
  3790. 0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002,
  3791. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3792. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3793. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3794. 0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009,
  3795. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b,
  3796. 0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000,
  3797. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000,
  3798. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3799. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3800. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014,
  3801. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3802. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3803. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3804. 0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010,
  3805. 0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74,
  3806. 0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c,
  3807. 0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800,
  3808. 0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001,
  3809. 0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028,
  3810. 0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800,
  3811. 0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0,
  3812. 0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014,
  3813. 0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001,
  3814. 0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810,
  3815. 0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018,
  3816. 0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec,
  3817. 0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c,
  3818. 0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74,
  3819. 0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000,
  3820. 0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c,
  3821. 0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c,
  3822. 0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df,
  3823. 0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000,
  3824. 0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800,
  3825. 0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402,
  3826. 0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00,
  3827. 0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010,
  3828. 0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df,
  3829. 0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001,
  3830. 0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008,
  3831. 0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021,
  3832. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018,
  3833. 0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b,
  3834. 0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000,
  3835. 0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008,
  3836. 0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b,
  3837. 0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001,
  3838. 0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821,
  3839. 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000,
  3840. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000,
  3841. 0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821,
  3842. 0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff,
  3843. 0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008,
  3844. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010,
  3845. 0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000,
  3846. 0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428,
  3847. 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c,
  3848. 0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e,
  3849. 0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010,
  3850. 0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000,
  3851. 0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001,
  3852. 0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000,
  3853. 0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824,
  3854. 0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000
  3855. };
  3856. static u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = {
  3857. 0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430,
  3858. 0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74,
  3859. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  3860. 0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000,
  3861. 0x00000000
  3862. };
  3863. #if 0 /* All zeros, don't eat up space with it. */
  3864. u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = {
  3865. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  3866. 0x00000000, 0x00000000, 0x00000000, 0x00000000
  3867. };
  3868. #endif
  3869. #define RX_CPU_SCRATCH_BASE 0x30000
  3870. #define RX_CPU_SCRATCH_SIZE 0x04000
  3871. #define TX_CPU_SCRATCH_BASE 0x34000
  3872. #define TX_CPU_SCRATCH_SIZE 0x04000
  3873. /* tp->lock is held. */
  3874. static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
  3875. {
  3876. int i;
  3877. if (offset == TX_CPU_BASE &&
  3878. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  3879. BUG();
  3880. if (offset == RX_CPU_BASE) {
  3881. for (i = 0; i < 10000; i++) {
  3882. tw32(offset + CPU_STATE, 0xffffffff);
  3883. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  3884. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  3885. break;
  3886. }
  3887. tw32(offset + CPU_STATE, 0xffffffff);
  3888. tw32_f(offset + CPU_MODE, CPU_MODE_HALT);
  3889. udelay(10);
  3890. } else {
  3891. for (i = 0; i < 10000; i++) {
  3892. tw32(offset + CPU_STATE, 0xffffffff);
  3893. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  3894. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  3895. break;
  3896. }
  3897. }
  3898. if (i >= 10000) {
  3899. printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, "
  3900. "and %s CPU\n",
  3901. tp->dev->name,
  3902. (offset == RX_CPU_BASE ? "RX" : "TX"));
  3903. return -ENODEV;
  3904. }
  3905. return 0;
  3906. }
  3907. struct fw_info {
  3908. unsigned int text_base;
  3909. unsigned int text_len;
  3910. u32 *text_data;
  3911. unsigned int rodata_base;
  3912. unsigned int rodata_len;
  3913. u32 *rodata_data;
  3914. unsigned int data_base;
  3915. unsigned int data_len;
  3916. u32 *data_data;
  3917. };
  3918. /* tp->lock is held. */
  3919. static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base,
  3920. int cpu_scratch_size, struct fw_info *info)
  3921. {
  3922. int err, i;
  3923. u32 orig_tg3_flags = tp->tg3_flags;
  3924. void (*write_op)(struct tg3 *, u32, u32);
  3925. if (cpu_base == TX_CPU_BASE &&
  3926. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  3927. printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load "
  3928. "TX cpu firmware on %s which is 5705.\n",
  3929. tp->dev->name);
  3930. return -EINVAL;
  3931. }
  3932. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3933. write_op = tg3_write_mem;
  3934. else
  3935. write_op = tg3_write_indirect_reg32;
  3936. /* Force use of PCI config space for indirect register
  3937. * write calls.
  3938. */
  3939. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  3940. /* It is possible that bootcode is still loading at this point.
  3941. * Get the nvram lock first before halting the cpu.
  3942. */
  3943. tg3_nvram_lock(tp);
  3944. err = tg3_halt_cpu(tp, cpu_base);
  3945. tg3_nvram_unlock(tp);
  3946. if (err)
  3947. goto out;
  3948. for (i = 0; i < cpu_scratch_size; i += sizeof(u32))
  3949. write_op(tp, cpu_scratch_base + i, 0);
  3950. tw32(cpu_base + CPU_STATE, 0xffffffff);
  3951. tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT);
  3952. for (i = 0; i < (info->text_len / sizeof(u32)); i++)
  3953. write_op(tp, (cpu_scratch_base +
  3954. (info->text_base & 0xffff) +
  3955. (i * sizeof(u32))),
  3956. (info->text_data ?
  3957. info->text_data[i] : 0));
  3958. for (i = 0; i < (info->rodata_len / sizeof(u32)); i++)
  3959. write_op(tp, (cpu_scratch_base +
  3960. (info->rodata_base & 0xffff) +
  3961. (i * sizeof(u32))),
  3962. (info->rodata_data ?
  3963. info->rodata_data[i] : 0));
  3964. for (i = 0; i < (info->data_len / sizeof(u32)); i++)
  3965. write_op(tp, (cpu_scratch_base +
  3966. (info->data_base & 0xffff) +
  3967. (i * sizeof(u32))),
  3968. (info->data_data ?
  3969. info->data_data[i] : 0));
  3970. err = 0;
  3971. out:
  3972. tp->tg3_flags = orig_tg3_flags;
  3973. return err;
  3974. }
  3975. /* tp->lock is held. */
  3976. static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
  3977. {
  3978. struct fw_info info;
  3979. int err, i;
  3980. info.text_base = TG3_FW_TEXT_ADDR;
  3981. info.text_len = TG3_FW_TEXT_LEN;
  3982. info.text_data = &tg3FwText[0];
  3983. info.rodata_base = TG3_FW_RODATA_ADDR;
  3984. info.rodata_len = TG3_FW_RODATA_LEN;
  3985. info.rodata_data = &tg3FwRodata[0];
  3986. info.data_base = TG3_FW_DATA_ADDR;
  3987. info.data_len = TG3_FW_DATA_LEN;
  3988. info.data_data = NULL;
  3989. err = tg3_load_firmware_cpu(tp, RX_CPU_BASE,
  3990. RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE,
  3991. &info);
  3992. if (err)
  3993. return err;
  3994. err = tg3_load_firmware_cpu(tp, TX_CPU_BASE,
  3995. TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE,
  3996. &info);
  3997. if (err)
  3998. return err;
  3999. /* Now startup only the RX cpu. */
  4000. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  4001. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  4002. for (i = 0; i < 5; i++) {
  4003. if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR)
  4004. break;
  4005. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  4006. tw32(RX_CPU_BASE + CPU_MODE, CPU_MODE_HALT);
  4007. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  4008. udelay(1000);
  4009. }
  4010. if (i >= 5) {
  4011. printk(KERN_ERR PFX "tg3_load_firmware fails for %s "
  4012. "to set RX CPU PC, is %08x should be %08x\n",
  4013. tp->dev->name, tr32(RX_CPU_BASE + CPU_PC),
  4014. TG3_FW_TEXT_ADDR);
  4015. return -ENODEV;
  4016. }
  4017. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  4018. tw32_f(RX_CPU_BASE + CPU_MODE, 0x00000000);
  4019. return 0;
  4020. }
  4021. #if TG3_TSO_SUPPORT != 0
  4022. #define TG3_TSO_FW_RELEASE_MAJOR 0x1
  4023. #define TG3_TSO_FW_RELASE_MINOR 0x6
  4024. #define TG3_TSO_FW_RELEASE_FIX 0x0
  4025. #define TG3_TSO_FW_START_ADDR 0x08000000
  4026. #define TG3_TSO_FW_TEXT_ADDR 0x08000000
  4027. #define TG3_TSO_FW_TEXT_LEN 0x1aa0
  4028. #define TG3_TSO_FW_RODATA_ADDR 0x08001aa0
  4029. #define TG3_TSO_FW_RODATA_LEN 0x60
  4030. #define TG3_TSO_FW_DATA_ADDR 0x08001b20
  4031. #define TG3_TSO_FW_DATA_LEN 0x30
  4032. #define TG3_TSO_FW_SBSS_ADDR 0x08001b50
  4033. #define TG3_TSO_FW_SBSS_LEN 0x2c
  4034. #define TG3_TSO_FW_BSS_ADDR 0x08001b80
  4035. #define TG3_TSO_FW_BSS_LEN 0x894
  4036. static u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = {
  4037. 0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000,
  4038. 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800,
  4039. 0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  4040. 0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800,
  4041. 0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001,
  4042. 0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c,
  4043. 0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001,
  4044. 0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008,
  4045. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c,
  4046. 0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001,
  4047. 0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000,
  4048. 0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001,
  4049. 0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800,
  4050. 0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c,
  4051. 0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008,
  4052. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021,
  4053. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800,
  4054. 0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c,
  4055. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  4056. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800,
  4057. 0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8,
  4058. 0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8,
  4059. 0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90,
  4060. 0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068,
  4061. 0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c,
  4062. 0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021,
  4063. 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008,
  4064. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021,
  4065. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b,
  4066. 0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4067. 0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008,
  4068. 0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020,
  4069. 0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800,
  4070. 0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98,
  4071. 0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902,
  4072. 0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602,
  4073. 0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001,
  4074. 0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c,
  4075. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  4076. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4,
  4077. 0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410,
  4078. 0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800,
  4079. 0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4,
  4080. 0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 0x3c010800,
  4081. 0xac2023f8, 0x00021302, 0x00021080, 0x00c21021, 0x00621821, 0x3c010800,
  4082. 0xa42223d0, 0x3c010800, 0x0a000115, 0xa4231b96, 0x9622000c, 0x3c010800,
  4083. 0xa42223ec, 0x3c040800, 0x24841b9c, 0x8c820000, 0x00021100, 0x3c010800,
  4084. 0x00220821, 0xac311bc8, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  4085. 0xac271bcc, 0x8c820000, 0x25030001, 0x306601ff, 0x00021100, 0x3c010800,
  4086. 0x00220821, 0xac261bd0, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  4087. 0xac291bd4, 0x96230008, 0x3c020800, 0x8c421bac, 0x00432821, 0x3c010800,
  4088. 0xac251bac, 0x9622000a, 0x30420004, 0x14400018, 0x00061100, 0x8f630c14,
  4089. 0x3063000f, 0x2c620002, 0x1440000b, 0x3c02c000, 0x8f630c14, 0x3c020800,
  4090. 0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002,
  4091. 0x1040fff7, 0x3c02c000, 0x00e21825, 0xaf635c5c, 0x8f625c50, 0x30420002,
  4092. 0x10400014, 0x00000000, 0x0a000147, 0x00000000, 0x3c030800, 0x8c631b80,
  4093. 0x3c040800, 0x94841b94, 0x01221025, 0x3c010800, 0xa42223da, 0x24020001,
  4094. 0x3c010800, 0xac221bb8, 0x24630001, 0x0085202a, 0x3c010800, 0x10800003,
  4095. 0xac231b80, 0x3c010800, 0xa4251b94, 0x3c060800, 0x24c61b9c, 0x8cc20000,
  4096. 0x24420001, 0xacc20000, 0x28420080, 0x14400005, 0x00000000, 0x0e000656,
  4097. 0x24040002, 0x0a0001e6, 0x00000000, 0x3c020800, 0x8c421bb8, 0x10400078,
  4098. 0x24020001, 0x3c050800, 0x90a51b98, 0x14a20072, 0x00000000, 0x3c150800,
  4099. 0x96b51b96, 0x3c040800, 0x8c841bac, 0x32a3ffff, 0x0083102a, 0x1440006c,
  4100. 0x00000000, 0x14830003, 0x00000000, 0x3c010800, 0xac2523f0, 0x1060005c,
  4101. 0x00009021, 0x24d60004, 0x0060a021, 0x24d30014, 0x8ec20000, 0x00028100,
  4102. 0x3c110800, 0x02308821, 0x0e000625, 0x8e311bc8, 0x00402821, 0x10a00054,
  4103. 0x00000000, 0x9628000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e22000c,
  4104. 0x2407188c, 0x00021400, 0xaca20018, 0x3c030800, 0x00701821, 0x8c631bd0,
  4105. 0x3c020800, 0x00501021, 0x8c421bd4, 0x00031d00, 0x00021400, 0x00621825,
  4106. 0xaca30014, 0x8ec30004, 0x96220008, 0x00432023, 0x3242ffff, 0x3083ffff,
  4107. 0x00431021, 0x0282102a, 0x14400002, 0x02b23023, 0x00803021, 0x8e620000,
  4108. 0x30c4ffff, 0x00441021, 0xae620000, 0x8e220000, 0xaca20000, 0x8e220004,
  4109. 0x8e63fff4, 0x00431021, 0xaca20004, 0xa4a6000e, 0x8e62fff4, 0x00441021,
  4110. 0xae62fff4, 0x96230008, 0x0043102a, 0x14400005, 0x02469021, 0x8e62fff0,
  4111. 0xae60fff4, 0x24420001, 0xae62fff0, 0xaca00008, 0x3242ffff, 0x14540008,
  4112. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x24020905, 0xa4a2000c,
  4113. 0x0a0001cb, 0x34e70020, 0xa4a2000c, 0x3c020800, 0x8c4223f0, 0x10400003,
  4114. 0x3c024b65, 0x0a0001d3, 0x34427654, 0x3c02b49a, 0x344289ab, 0xaca2001c,
  4115. 0x30e2ffff, 0xaca20010, 0x0e0005a2, 0x00a02021, 0x3242ffff, 0x0054102b,
  4116. 0x1440ffa9, 0x00000000, 0x24020002, 0x3c010800, 0x0a0001e6, 0xa0221b98,
  4117. 0x8ec2083c, 0x24420001, 0x0a0001e6, 0xaec2083c, 0x0e0004c0, 0x00000000,
  4118. 0x8fbf002c, 0x8fb60028, 0x8fb50024, 0x8fb40020, 0x8fb3001c, 0x8fb20018,
  4119. 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0030, 0x27bdffd0, 0xafbf0028,
  4120. 0xafb30024, 0xafb20020, 0xafb1001c, 0xafb00018, 0x8f725c9c, 0x3c0200ff,
  4121. 0x3442fff8, 0x3c070800, 0x24e71bb4, 0x02428824, 0x9623000e, 0x8ce20000,
  4122. 0x00431021, 0xace20000, 0x8e220010, 0x30420020, 0x14400011, 0x00809821,
  4123. 0x0e00063b, 0x02202021, 0x3c02c000, 0x02421825, 0xaf635c9c, 0x8f625c90,
  4124. 0x30420002, 0x1040011e, 0x00000000, 0xaf635c9c, 0x8f625c90, 0x30420002,
  4125. 0x10400119, 0x00000000, 0x0a00020d, 0x00000000, 0x8e240008, 0x8e230014,
  4126. 0x00041402, 0x000231c0, 0x00031502, 0x304201ff, 0x2442ffff, 0x3042007f,
  4127. 0x00031942, 0x30637800, 0x00021100, 0x24424000, 0x00624821, 0x9522000a,
  4128. 0x3084ffff, 0x30420008, 0x104000b0, 0x000429c0, 0x3c020800, 0x8c422400,
  4129. 0x14400024, 0x24c50008, 0x94c20014, 0x3c010800, 0xa42223d0, 0x8cc40010,
  4130. 0x00041402, 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42423d4, 0x94c2000e,
  4131. 0x3083ffff, 0x00431023, 0x3c010800, 0xac222408, 0x94c2001a, 0x3c010800,
  4132. 0xac262400, 0x3c010800, 0xac322404, 0x3c010800, 0xac2223fc, 0x3c02c000,
  4133. 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e5, 0x00000000,
  4134. 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e0, 0x00000000, 0x0a000246,
  4135. 0x00000000, 0x94c2000e, 0x3c030800, 0x946323d4, 0x00434023, 0x3103ffff,
  4136. 0x2c620008, 0x1040001c, 0x00000000, 0x94c20014, 0x24420028, 0x00a22821,
  4137. 0x00031042, 0x1840000b, 0x00002021, 0x24e60848, 0x00403821, 0x94a30000,
  4138. 0x8cc20000, 0x24840001, 0x00431021, 0xacc20000, 0x0087102a, 0x1440fff9,
  4139. 0x24a50002, 0x31020001, 0x1040001f, 0x3c024000, 0x3c040800, 0x248423fc,
  4140. 0xa0a00001, 0x94a30000, 0x8c820000, 0x00431021, 0x0a000285, 0xac820000,
  4141. 0x8f626800, 0x3c030010, 0x00431024, 0x10400009, 0x00000000, 0x94c2001a,
  4142. 0x3c030800, 0x8c6323fc, 0x00431021, 0x3c010800, 0xac2223fc, 0x0a000286,
  4143. 0x3c024000, 0x94c2001a, 0x94c4001c, 0x3c030800, 0x8c6323fc, 0x00441023,
  4144. 0x00621821, 0x3c010800, 0xac2323fc, 0x3c024000, 0x02421825, 0xaf635c9c,
  4145. 0x8f625c90, 0x30420002, 0x1440fffc, 0x00000000, 0x9522000a, 0x30420010,
  4146. 0x1040009b, 0x00000000, 0x3c030800, 0x946323d4, 0x3c070800, 0x24e72400,
  4147. 0x8ce40000, 0x8f626800, 0x24630030, 0x00832821, 0x3c030010, 0x00431024,
  4148. 0x1440000a, 0x00000000, 0x94a20004, 0x3c040800, 0x8c842408, 0x3c030800,
  4149. 0x8c6323fc, 0x00441023, 0x00621821, 0x3c010800, 0xac2323fc, 0x3c040800,
  4150. 0x8c8423fc, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021,
  4151. 0x00041027, 0xa4a20006, 0x3c030800, 0x8c632404, 0x3c0200ff, 0x3442fff8,
  4152. 0x00628824, 0x96220008, 0x24050001, 0x24034000, 0x000231c0, 0x00801021,
  4153. 0xa4c2001a, 0xa4c0001c, 0xace00000, 0x3c010800, 0xac251b60, 0xaf635cb8,
  4154. 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000, 0x3c010800, 0xac201b60,
  4155. 0x8e220008, 0xaf625cb8, 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000,
  4156. 0x3c010800, 0xac201b60, 0x3c020800, 0x8c421b60, 0x1040ffec, 0x00000000,
  4157. 0x3c040800, 0x0e00063b, 0x8c842404, 0x0a00032a, 0x00000000, 0x3c030800,
  4158. 0x90631b98, 0x24020002, 0x14620003, 0x3c034b65, 0x0a0002e1, 0x00008021,
  4159. 0x8e22001c, 0x34637654, 0x10430002, 0x24100002, 0x24100001, 0x00c02021,
  4160. 0x0e000350, 0x02003021, 0x24020003, 0x3c010800, 0xa0221b98, 0x24020002,
  4161. 0x1202000a, 0x24020001, 0x3c030800, 0x8c6323f0, 0x10620006, 0x00000000,
  4162. 0x3c020800, 0x944223d8, 0x00021400, 0x0a00031f, 0xae220014, 0x3c040800,
  4163. 0x248423da, 0x94820000, 0x00021400, 0xae220014, 0x3c020800, 0x8c421bbc,
  4164. 0x3c03c000, 0x3c010800, 0xa0201b98, 0x00431025, 0xaf625c5c, 0x8f625c50,
  4165. 0x30420002, 0x10400009, 0x00000000, 0x2484f7e2, 0x8c820000, 0x00431025,
  4166. 0xaf625c5c, 0x8f625c50, 0x30420002, 0x1440fffa, 0x00000000, 0x3c020800,
  4167. 0x24421b84, 0x8c430000, 0x24630001, 0xac430000, 0x8f630c14, 0x3063000f,
  4168. 0x2c620002, 0x1440000c, 0x3c024000, 0x8f630c14, 0x3c020800, 0x8c421b40,
  4169. 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7,
  4170. 0x00000000, 0x3c024000, 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002,
  4171. 0x1440fffc, 0x00000000, 0x12600003, 0x00000000, 0x0e0004c0, 0x00000000,
  4172. 0x8fbf0028, 0x8fb30024, 0x8fb20020, 0x8fb1001c, 0x8fb00018, 0x03e00008,
  4173. 0x27bd0030, 0x8f634450, 0x3c040800, 0x24841b88, 0x8c820000, 0x00031c02,
  4174. 0x0043102b, 0x14400007, 0x3c038000, 0x8c840004, 0x8f624450, 0x00021c02,
  4175. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  4176. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3c024000,
  4177. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00000000,
  4178. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00805821, 0x14c00011, 0x256e0008,
  4179. 0x3c020800, 0x8c4223f4, 0x10400007, 0x24020016, 0x3c010800, 0xa42223d2,
  4180. 0x2402002a, 0x3c010800, 0x0a000364, 0xa42223d4, 0x8d670010, 0x00071402,
  4181. 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42723d4, 0x3c040800, 0x948423d4,
  4182. 0x3c030800, 0x946323d2, 0x95cf0006, 0x3c020800, 0x944223d0, 0x00832023,
  4183. 0x01e2c023, 0x3065ffff, 0x24a20028, 0x01c24821, 0x3082ffff, 0x14c0001a,
  4184. 0x01226021, 0x9582000c, 0x3042003f, 0x3c010800, 0xa42223d6, 0x95820004,
  4185. 0x95830006, 0x3c010800, 0xac2023e4, 0x3c010800, 0xac2023e8, 0x00021400,
  4186. 0x00431025, 0x3c010800, 0xac221bc0, 0x95220004, 0x3c010800, 0xa4221bc4,
  4187. 0x95230002, 0x01e51023, 0x0043102a, 0x10400010, 0x24020001, 0x3c010800,
  4188. 0x0a000398, 0xac2223f8, 0x3c030800, 0x8c6323e8, 0x3c020800, 0x94421bc4,
  4189. 0x00431021, 0xa5220004, 0x3c020800, 0x94421bc0, 0xa5820004, 0x3c020800,
  4190. 0x8c421bc0, 0xa5820006, 0x3c020800, 0x8c4223f0, 0x3c0d0800, 0x8dad23e4,
  4191. 0x3c0a0800, 0x144000e5, 0x8d4a23e8, 0x3c020800, 0x94421bc4, 0x004a1821,
  4192. 0x3063ffff, 0x0062182b, 0x24020002, 0x10c2000d, 0x01435023, 0x3c020800,
  4193. 0x944223d6, 0x30420009, 0x10400008, 0x00000000, 0x9582000c, 0x3042fff6,
  4194. 0xa582000c, 0x3c020800, 0x944223d6, 0x30420009, 0x01a26823, 0x3c020800,
  4195. 0x8c4223f8, 0x1040004a, 0x01203821, 0x3c020800, 0x944223d2, 0x00004021,
  4196. 0xa520000a, 0x01e21023, 0xa5220002, 0x3082ffff, 0x00021042, 0x18400008,
  4197. 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a,
  4198. 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402,
  4199. 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c,
  4200. 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb,
  4201. 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821,
  4202. 0x3082ffff, 0xa4e00010, 0x00621821, 0x00021042, 0x18400010, 0x00c33021,
  4203. 0x00404821, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006,
  4204. 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008,
  4205. 0x0109102a, 0x1440fff3, 0x00000000, 0x30820001, 0x10400005, 0x00061c02,
  4206. 0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021,
  4207. 0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081,
  4208. 0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800,
  4209. 0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800,
  4210. 0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a,
  4211. 0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02,
  4212. 0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821,
  4213. 0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023,
  4214. 0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff,
  4215. 0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042,
  4216. 0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021,
  4217. 0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021,
  4218. 0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021,
  4219. 0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004,
  4220. 0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023,
  4221. 0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821,
  4222. 0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800,
  4223. 0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043,
  4224. 0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021,
  4225. 0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80,
  4226. 0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800,
  4227. 0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff,
  4228. 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010,
  4229. 0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007,
  4230. 0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402,
  4231. 0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff,
  4232. 0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021,
  4233. 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff,
  4234. 0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005,
  4235. 0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800,
  4236. 0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4,
  4237. 0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b,
  4238. 0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4,
  4239. 0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800,
  4240. 0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034,
  4241. 0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000,
  4242. 0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac,
  4243. 0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022,
  4244. 0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000,
  4245. 0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0,
  4246. 0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021,
  4247. 0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000,
  4248. 0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc,
  4249. 0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005,
  4250. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080,
  4251. 0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800,
  4252. 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014,
  4253. 0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823,
  4254. 0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021,
  4255. 0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010,
  4256. 0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5,
  4257. 0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4258. 0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021,
  4259. 0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c,
  4260. 0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005,
  4261. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800,
  4262. 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500,
  4263. 0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023,
  4264. 0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821,
  4265. 0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000,
  4266. 0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021,
  4267. 0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006,
  4268. 0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0,
  4269. 0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006,
  4270. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905,
  4271. 0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860,
  4272. 0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab,
  4273. 0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff,
  4274. 0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4275. 0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038,
  4276. 0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020,
  4277. 0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450,
  4278. 0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003,
  4279. 0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff,
  4280. 0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002,
  4281. 0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f,
  4282. 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000,
  4283. 0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820,
  4284. 0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4,
  4285. 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000,
  4286. 0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010,
  4287. 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50,
  4288. 0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002,
  4289. 0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff,
  4290. 0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8,
  4291. 0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438,
  4292. 0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800,
  4293. 0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800,
  4294. 0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000,
  4295. 0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000,
  4296. 0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021,
  4297. 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe,
  4298. 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008,
  4299. 0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b,
  4300. 0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02,
  4301. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  4302. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff,
  4303. 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff,
  4304. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021,
  4305. 0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651,
  4306. 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000,
  4307. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0,
  4308. 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014,
  4309. 0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000,
  4310. 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000,
  4311. 0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800,
  4312. 0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b,
  4313. 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010,
  4314. 0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001,
  4315. 0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800,
  4316. 0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000,
  4317. 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008,
  4318. 0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74,
  4319. 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010,
  4320. 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000,
  4321. };
  4322. static u32 tg3TsoFwRodata[] = {
  4323. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4324. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f,
  4325. 0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000,
  4326. 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000,
  4327. 0x00000000,
  4328. };
  4329. static u32 tg3TsoFwData[] = {
  4330. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000,
  4331. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  4332. 0x00000000,
  4333. };
  4334. /* 5705 needs a special version of the TSO firmware. */
  4335. #define TG3_TSO5_FW_RELEASE_MAJOR 0x1
  4336. #define TG3_TSO5_FW_RELASE_MINOR 0x2
  4337. #define TG3_TSO5_FW_RELEASE_FIX 0x0
  4338. #define TG3_TSO5_FW_START_ADDR 0x00010000
  4339. #define TG3_TSO5_FW_TEXT_ADDR 0x00010000
  4340. #define TG3_TSO5_FW_TEXT_LEN 0xe90
  4341. #define TG3_TSO5_FW_RODATA_ADDR 0x00010e90
  4342. #define TG3_TSO5_FW_RODATA_LEN 0x50
  4343. #define TG3_TSO5_FW_DATA_ADDR 0x00010f00
  4344. #define TG3_TSO5_FW_DATA_LEN 0x20
  4345. #define TG3_TSO5_FW_SBSS_ADDR 0x00010f20
  4346. #define TG3_TSO5_FW_SBSS_LEN 0x28
  4347. #define TG3_TSO5_FW_BSS_ADDR 0x00010f50
  4348. #define TG3_TSO5_FW_BSS_LEN 0x88
  4349. static u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = {
  4350. 0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000,
  4351. 0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001,
  4352. 0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  4353. 0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001,
  4354. 0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001,
  4355. 0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378,
  4356. 0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4357. 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014,
  4358. 0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400,
  4359. 0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000,
  4360. 0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200,
  4361. 0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000,
  4362. 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020,
  4363. 0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821,
  4364. 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130,
  4365. 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018,
  4366. 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60,
  4367. 0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821,
  4368. 0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000,
  4369. 0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028,
  4370. 0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402,
  4371. 0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014,
  4372. 0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff,
  4373. 0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b,
  4374. 0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004,
  4375. 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8,
  4376. 0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001,
  4377. 0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021,
  4378. 0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2,
  4379. 0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a,
  4380. 0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4381. 0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001,
  4382. 0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001,
  4383. 0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021,
  4384. 0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000,
  4385. 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c,
  4386. 0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005,
  4387. 0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006,
  4388. 0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c,
  4389. 0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c,
  4390. 0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021,
  4391. 0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001,
  4392. 0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b,
  4393. 0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c,
  4394. 0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76,
  4395. 0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c,
  4396. 0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70,
  4397. 0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c,
  4398. 0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72,
  4399. 0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff,
  4400. 0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78,
  4401. 0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78,
  4402. 0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005,
  4403. 0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d,
  4404. 0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005,
  4405. 0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027,
  4406. 0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d,
  4407. 0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff,
  4408. 0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001,
  4409. 0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000,
  4410. 0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a,
  4411. 0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff,
  4412. 0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001,
  4413. 0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200,
  4414. 0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001,
  4415. 0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021,
  4416. 0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4417. 0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00,
  4418. 0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001,
  4419. 0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000,
  4420. 0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003,
  4421. 0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001,
  4422. 0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56,
  4423. 0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4,
  4424. 0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64,
  4425. 0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088,
  4426. 0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001,
  4427. 0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57,
  4428. 0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001,
  4429. 0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001,
  4430. 0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000,
  4431. 0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001,
  4432. 0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823,
  4433. 0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001,
  4434. 0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001,
  4435. 0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001,
  4436. 0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021,
  4437. 0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008,
  4438. 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4,
  4439. 0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001,
  4440. 0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001,
  4441. 0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec,
  4442. 0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000,
  4443. 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024,
  4444. 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024,
  4445. 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000,
  4446. 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000,
  4447. 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003,
  4448. 0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001,
  4449. 0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001,
  4450. 0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff,
  4451. 0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c,
  4452. 0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54,
  4453. 0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001,
  4454. 0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624,
  4455. 0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624,
  4456. 0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4457. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4458. 0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283,
  4459. 0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825,
  4460. 0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003,
  4461. 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7,
  4462. 0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c,
  4463. 0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009,
  4464. 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025,
  4465. 0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008,
  4466. 0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021,
  4467. 0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4468. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4469. 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014,
  4470. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001,
  4471. 0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010,
  4472. 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001,
  4473. 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4474. 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804,
  4475. 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20,
  4476. 0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315,
  4477. 0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005,
  4478. 0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001,
  4479. 0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001,
  4480. 0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014,
  4481. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8,
  4482. 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000,
  4483. 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008,
  4484. 0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008,
  4485. 0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b,
  4486. 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd,
  4487. 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000,
  4488. 0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025,
  4489. 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008,
  4490. 0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff,
  4491. 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008,
  4492. 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021,
  4493. 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f,
  4494. 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600,
  4495. 0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40,
  4496. 0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000,
  4497. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  4498. 0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44,
  4499. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003,
  4500. 0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001,
  4501. 0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  4502. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c,
  4503. 0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008,
  4504. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  4505. 0x00000000, 0x00000000, 0x00000000,
  4506. };
  4507. static u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = {
  4508. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4509. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000,
  4510. 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  4511. 0x00000000, 0x00000000, 0x00000000,
  4512. };
  4513. static u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = {
  4514. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000,
  4515. 0x00000000, 0x00000000, 0x00000000,
  4516. };
  4517. /* tp->lock is held. */
  4518. static int tg3_load_tso_firmware(struct tg3 *tp)
  4519. {
  4520. struct fw_info info;
  4521. unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
  4522. int err, i;
  4523. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4524. return 0;
  4525. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  4526. info.text_base = TG3_TSO5_FW_TEXT_ADDR;
  4527. info.text_len = TG3_TSO5_FW_TEXT_LEN;
  4528. info.text_data = &tg3Tso5FwText[0];
  4529. info.rodata_base = TG3_TSO5_FW_RODATA_ADDR;
  4530. info.rodata_len = TG3_TSO5_FW_RODATA_LEN;
  4531. info.rodata_data = &tg3Tso5FwRodata[0];
  4532. info.data_base = TG3_TSO5_FW_DATA_ADDR;
  4533. info.data_len = TG3_TSO5_FW_DATA_LEN;
  4534. info.data_data = &tg3Tso5FwData[0];
  4535. cpu_base = RX_CPU_BASE;
  4536. cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705;
  4537. cpu_scratch_size = (info.text_len +
  4538. info.rodata_len +
  4539. info.data_len +
  4540. TG3_TSO5_FW_SBSS_LEN +
  4541. TG3_TSO5_FW_BSS_LEN);
  4542. } else {
  4543. info.text_base = TG3_TSO_FW_TEXT_ADDR;
  4544. info.text_len = TG3_TSO_FW_TEXT_LEN;
  4545. info.text_data = &tg3TsoFwText[0];
  4546. info.rodata_base = TG3_TSO_FW_RODATA_ADDR;
  4547. info.rodata_len = TG3_TSO_FW_RODATA_LEN;
  4548. info.rodata_data = &tg3TsoFwRodata[0];
  4549. info.data_base = TG3_TSO_FW_DATA_ADDR;
  4550. info.data_len = TG3_TSO_FW_DATA_LEN;
  4551. info.data_data = &tg3TsoFwData[0];
  4552. cpu_base = TX_CPU_BASE;
  4553. cpu_scratch_base = TX_CPU_SCRATCH_BASE;
  4554. cpu_scratch_size = TX_CPU_SCRATCH_SIZE;
  4555. }
  4556. err = tg3_load_firmware_cpu(tp, cpu_base,
  4557. cpu_scratch_base, cpu_scratch_size,
  4558. &info);
  4559. if (err)
  4560. return err;
  4561. /* Now startup the cpu. */
  4562. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4563. tw32_f(cpu_base + CPU_PC, info.text_base);
  4564. for (i = 0; i < 5; i++) {
  4565. if (tr32(cpu_base + CPU_PC) == info.text_base)
  4566. break;
  4567. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4568. tw32(cpu_base + CPU_MODE, CPU_MODE_HALT);
  4569. tw32_f(cpu_base + CPU_PC, info.text_base);
  4570. udelay(1000);
  4571. }
  4572. if (i >= 5) {
  4573. printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s "
  4574. "to set CPU PC, is %08x should be %08x\n",
  4575. tp->dev->name, tr32(cpu_base + CPU_PC),
  4576. info.text_base);
  4577. return -ENODEV;
  4578. }
  4579. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4580. tw32_f(cpu_base + CPU_MODE, 0x00000000);
  4581. return 0;
  4582. }
  4583. #endif /* TG3_TSO_SUPPORT != 0 */
  4584. /* tp->lock is held. */
  4585. static void __tg3_set_mac_addr(struct tg3 *tp)
  4586. {
  4587. u32 addr_high, addr_low;
  4588. int i;
  4589. addr_high = ((tp->dev->dev_addr[0] << 8) |
  4590. tp->dev->dev_addr[1]);
  4591. addr_low = ((tp->dev->dev_addr[2] << 24) |
  4592. (tp->dev->dev_addr[3] << 16) |
  4593. (tp->dev->dev_addr[4] << 8) |
  4594. (tp->dev->dev_addr[5] << 0));
  4595. for (i = 0; i < 4; i++) {
  4596. tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
  4597. tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
  4598. }
  4599. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  4600. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  4601. for (i = 0; i < 12; i++) {
  4602. tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
  4603. tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
  4604. }
  4605. }
  4606. addr_high = (tp->dev->dev_addr[0] +
  4607. tp->dev->dev_addr[1] +
  4608. tp->dev->dev_addr[2] +
  4609. tp->dev->dev_addr[3] +
  4610. tp->dev->dev_addr[4] +
  4611. tp->dev->dev_addr[5]) &
  4612. TX_BACKOFF_SEED_MASK;
  4613. tw32(MAC_TX_BACKOFF_SEED, addr_high);
  4614. }
  4615. static int tg3_set_mac_addr(struct net_device *dev, void *p)
  4616. {
  4617. struct tg3 *tp = netdev_priv(dev);
  4618. struct sockaddr *addr = p;
  4619. memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
  4620. spin_lock_bh(&tp->lock);
  4621. __tg3_set_mac_addr(tp);
  4622. spin_unlock_bh(&tp->lock);
  4623. return 0;
  4624. }
  4625. /* tp->lock is held. */
  4626. static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr,
  4627. dma_addr_t mapping, u32 maxlen_flags,
  4628. u32 nic_addr)
  4629. {
  4630. tg3_write_mem(tp,
  4631. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
  4632. ((u64) mapping >> 32));
  4633. tg3_write_mem(tp,
  4634. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
  4635. ((u64) mapping & 0xffffffff));
  4636. tg3_write_mem(tp,
  4637. (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS),
  4638. maxlen_flags);
  4639. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4640. tg3_write_mem(tp,
  4641. (bdinfo_addr + TG3_BDINFO_NIC_ADDR),
  4642. nic_addr);
  4643. }
  4644. static void __tg3_set_rx_mode(struct net_device *);
  4645. static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
  4646. {
  4647. tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs);
  4648. tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs);
  4649. tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames);
  4650. tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames);
  4651. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4652. tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq);
  4653. tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq);
  4654. }
  4655. tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq);
  4656. tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq);
  4657. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4658. u32 val = ec->stats_block_coalesce_usecs;
  4659. if (!netif_carrier_ok(tp->dev))
  4660. val = 0;
  4661. tw32(HOSTCC_STAT_COAL_TICKS, val);
  4662. }
  4663. }
  4664. /* tp->lock is held. */
  4665. static int tg3_reset_hw(struct tg3 *tp)
  4666. {
  4667. u32 val, rdmac_mode;
  4668. int i, err, limit;
  4669. tg3_disable_ints(tp);
  4670. tg3_stop_fw(tp);
  4671. tg3_write_sig_pre_reset(tp, RESET_KIND_INIT);
  4672. if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
  4673. tg3_abort_hw(tp, 1);
  4674. }
  4675. err = tg3_chip_reset(tp);
  4676. if (err)
  4677. return err;
  4678. tg3_write_sig_legacy(tp, RESET_KIND_INIT);
  4679. /* This works around an issue with Athlon chipsets on
  4680. * B3 tigon3 silicon. This bit has no effect on any
  4681. * other revision. But do not set this on PCI Express
  4682. * chips.
  4683. */
  4684. if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  4685. tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
  4686. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  4687. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  4688. (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  4689. val = tr32(TG3PCI_PCISTATE);
  4690. val |= PCISTATE_RETRY_SAME_DMA;
  4691. tw32(TG3PCI_PCISTATE, val);
  4692. }
  4693. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) {
  4694. /* Enable some hw fixes. */
  4695. val = tr32(TG3PCI_MSI_DATA);
  4696. val |= (1 << 26) | (1 << 28) | (1 << 29);
  4697. tw32(TG3PCI_MSI_DATA, val);
  4698. }
  4699. /* Descriptor ring init may make accesses to the
  4700. * NIC SRAM area to setup the TX descriptors, so we
  4701. * can only do this after the hardware has been
  4702. * successfully reset.
  4703. */
  4704. tg3_init_rings(tp);
  4705. /* This value is determined during the probe time DMA
  4706. * engine test, tg3_test_dma.
  4707. */
  4708. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  4709. tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
  4710. GRC_MODE_4X_NIC_SEND_RINGS |
  4711. GRC_MODE_NO_TX_PHDR_CSUM |
  4712. GRC_MODE_NO_RX_PHDR_CSUM);
  4713. tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
  4714. if (tp->tg3_flags & TG3_FLAG_NO_TX_PSEUDO_CSUM)
  4715. tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
  4716. if (tp->tg3_flags & TG3_FLAG_NO_RX_PSEUDO_CSUM)
  4717. tp->grc_mode |= GRC_MODE_NO_RX_PHDR_CSUM;
  4718. tw32(GRC_MODE,
  4719. tp->grc_mode |
  4720. (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));
  4721. /* Setup the timer prescalar register. Clock is always 66Mhz. */
  4722. val = tr32(GRC_MISC_CFG);
  4723. val &= ~0xff;
  4724. val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT);
  4725. tw32(GRC_MISC_CFG, val);
  4726. /* Initialize MBUF/DESC pool. */
  4727. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
  4728. /* Do nothing. */
  4729. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
  4730. tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
  4731. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  4732. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
  4733. else
  4734. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
  4735. tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
  4736. tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
  4737. }
  4738. #if TG3_TSO_SUPPORT != 0
  4739. else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  4740. int fw_len;
  4741. fw_len = (TG3_TSO5_FW_TEXT_LEN +
  4742. TG3_TSO5_FW_RODATA_LEN +
  4743. TG3_TSO5_FW_DATA_LEN +
  4744. TG3_TSO5_FW_SBSS_LEN +
  4745. TG3_TSO5_FW_BSS_LEN);
  4746. fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1);
  4747. tw32(BUFMGR_MB_POOL_ADDR,
  4748. NIC_SRAM_MBUF_POOL_BASE5705 + fw_len);
  4749. tw32(BUFMGR_MB_POOL_SIZE,
  4750. NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
  4751. }
  4752. #endif
  4753. if (tp->dev->mtu <= ETH_DATA_LEN) {
  4754. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  4755. tp->bufmgr_config.mbuf_read_dma_low_water);
  4756. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  4757. tp->bufmgr_config.mbuf_mac_rx_low_water);
  4758. tw32(BUFMGR_MB_HIGH_WATER,
  4759. tp->bufmgr_config.mbuf_high_water);
  4760. } else {
  4761. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  4762. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
  4763. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  4764. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
  4765. tw32(BUFMGR_MB_HIGH_WATER,
  4766. tp->bufmgr_config.mbuf_high_water_jumbo);
  4767. }
  4768. tw32(BUFMGR_DMA_LOW_WATER,
  4769. tp->bufmgr_config.dma_low_water);
  4770. tw32(BUFMGR_DMA_HIGH_WATER,
  4771. tp->bufmgr_config.dma_high_water);
  4772. tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
  4773. for (i = 0; i < 2000; i++) {
  4774. if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
  4775. break;
  4776. udelay(10);
  4777. }
  4778. if (i >= 2000) {
  4779. printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n",
  4780. tp->dev->name);
  4781. return -ENODEV;
  4782. }
  4783. /* Setup replenish threshold. */
  4784. tw32(RCVBDI_STD_THRESH, tp->rx_pending / 8);
  4785. /* Initialize TG3_BDINFO's at:
  4786. * RCVDBDI_STD_BD: standard eth size rx ring
  4787. * RCVDBDI_JUMBO_BD: jumbo frame rx ring
  4788. * RCVDBDI_MINI_BD: small frame rx ring (??? does not work)
  4789. *
  4790. * like so:
  4791. * TG3_BDINFO_HOST_ADDR: high/low parts of DMA address of ring
  4792. * TG3_BDINFO_MAXLEN_FLAGS: (rx max buffer size << 16) |
  4793. * ring attribute flags
  4794. * TG3_BDINFO_NIC_ADDR: location of descriptors in nic SRAM
  4795. *
  4796. * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
  4797. * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
  4798. *
  4799. * The size of each ring is fixed in the firmware, but the location is
  4800. * configurable.
  4801. */
  4802. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4803. ((u64) tp->rx_std_mapping >> 32));
  4804. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  4805. ((u64) tp->rx_std_mapping & 0xffffffff));
  4806. tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
  4807. NIC_SRAM_RX_BUFFER_DESC);
  4808. /* Don't even try to program the JUMBO/MINI buffer descriptor
  4809. * configs on 5705.
  4810. */
  4811. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  4812. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4813. RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
  4814. } else {
  4815. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4816. RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  4817. tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4818. BDINFO_FLAGS_DISABLED);
  4819. /* Setup replenish threshold. */
  4820. tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8);
  4821. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  4822. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4823. ((u64) tp->rx_jumbo_mapping >> 32));
  4824. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  4825. ((u64) tp->rx_jumbo_mapping & 0xffffffff));
  4826. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4827. RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  4828. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
  4829. NIC_SRAM_RX_JUMBO_BUFFER_DESC);
  4830. } else {
  4831. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4832. BDINFO_FLAGS_DISABLED);
  4833. }
  4834. }
  4835. /* There is only one send ring on 5705/5750, no need to explicitly
  4836. * disable the others.
  4837. */
  4838. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4839. /* Clear out send RCB ring in SRAM. */
  4840. for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
  4841. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  4842. BDINFO_FLAGS_DISABLED);
  4843. }
  4844. tp->tx_prod = 0;
  4845. tp->tx_cons = 0;
  4846. tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4847. tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4848. tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
  4849. tp->tx_desc_mapping,
  4850. (TG3_TX_RING_SIZE <<
  4851. BDINFO_FLAGS_MAXLEN_SHIFT),
  4852. NIC_SRAM_TX_BUFFER_DESC);
  4853. /* There is only one receive return ring on 5705/5750, no need
  4854. * to explicitly disable the others.
  4855. */
  4856. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4857. for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK;
  4858. i += TG3_BDINFO_SIZE) {
  4859. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  4860. BDINFO_FLAGS_DISABLED);
  4861. }
  4862. }
  4863. tp->rx_rcb_ptr = 0;
  4864. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4865. tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
  4866. tp->rx_rcb_mapping,
  4867. (TG3_RX_RCB_RING_SIZE(tp) <<
  4868. BDINFO_FLAGS_MAXLEN_SHIFT),
  4869. 0);
  4870. tp->rx_std_ptr = tp->rx_pending;
  4871. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  4872. tp->rx_std_ptr);
  4873. tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
  4874. tp->rx_jumbo_pending : 0;
  4875. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  4876. tp->rx_jumbo_ptr);
  4877. /* Initialize MAC address and backoff seed. */
  4878. __tg3_set_mac_addr(tp);
  4879. /* MTU + ethernet header + FCS + optional VLAN tag */
  4880. tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
  4881. /* The slot time is changed by tg3_setup_phy if we
  4882. * run at gigabit with half duplex.
  4883. */
  4884. tw32(MAC_TX_LENGTHS,
  4885. (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  4886. (6 << TX_LENGTHS_IPG_SHIFT) |
  4887. (32 << TX_LENGTHS_SLOT_TIME_SHIFT));
  4888. /* Receive rules. */
  4889. tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS);
  4890. tw32(RCVLPC_CONFIG, 0x0181);
  4891. /* Calculate RDMAC_MODE setting early, we need it to determine
  4892. * the RCVLPC_STATE_ENABLE mask.
  4893. */
  4894. rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
  4895. RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
  4896. RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
  4897. RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
  4898. RDMAC_MODE_LNGREAD_ENAB);
  4899. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  4900. rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
  4901. /* If statement applies to 5705 and 5750 PCI devices only */
  4902. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  4903. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  4904. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) {
  4905. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE &&
  4906. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  4907. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  4908. rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128;
  4909. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  4910. !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
  4911. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  4912. }
  4913. }
  4914. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
  4915. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  4916. #if TG3_TSO_SUPPORT != 0
  4917. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4918. rdmac_mode |= (1 << 27);
  4919. #endif
  4920. /* Receive/send statistics. */
  4921. if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) &&
  4922. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  4923. val = tr32(RCVLPC_STATS_ENABLE);
  4924. val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX;
  4925. tw32(RCVLPC_STATS_ENABLE, val);
  4926. } else {
  4927. tw32(RCVLPC_STATS_ENABLE, 0xffffff);
  4928. }
  4929. tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE);
  4930. tw32(SNDDATAI_STATSENAB, 0xffffff);
  4931. tw32(SNDDATAI_STATSCTRL,
  4932. (SNDDATAI_SCTRL_ENABLE |
  4933. SNDDATAI_SCTRL_FASTUPD));
  4934. /* Setup host coalescing engine. */
  4935. tw32(HOSTCC_MODE, 0);
  4936. for (i = 0; i < 2000; i++) {
  4937. if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
  4938. break;
  4939. udelay(10);
  4940. }
  4941. __tg3_set_coalesce(tp, &tp->coal);
  4942. /* set status block DMA address */
  4943. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4944. ((u64) tp->status_mapping >> 32));
  4945. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  4946. ((u64) tp->status_mapping & 0xffffffff));
  4947. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4948. /* Status/statistics block address. See tg3_timer,
  4949. * the tg3_periodic_fetch_stats call there, and
  4950. * tg3_get_stats to see how this works for 5705/5750 chips.
  4951. */
  4952. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4953. ((u64) tp->stats_mapping >> 32));
  4954. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  4955. ((u64) tp->stats_mapping & 0xffffffff));
  4956. tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK);
  4957. tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK);
  4958. }
  4959. tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode);
  4960. tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE);
  4961. tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE);
  4962. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4963. tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE);
  4964. /* Clear statistics/status block in chip, and status block in ram. */
  4965. for (i = NIC_SRAM_STATS_BLK;
  4966. i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
  4967. i += sizeof(u32)) {
  4968. tg3_write_mem(tp, i, 0);
  4969. udelay(40);
  4970. }
  4971. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  4972. tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
  4973. MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
  4974. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);
  4975. udelay(40);
  4976. /* tp->grc_local_ctrl is partially set up during tg3_get_invariants().
  4977. * If TG3_FLAG_EEPROM_WRITE_PROT is set, we should read the
  4978. * register to preserve the GPIO settings for LOMs. The GPIOs,
  4979. * whether used as inputs or outputs, are set by boot code after
  4980. * reset.
  4981. */
  4982. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  4983. u32 gpio_mask;
  4984. gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 |
  4985. GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2;
  4986. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  4987. gpio_mask |= GRC_LCLCTRL_GPIO_OE3 |
  4988. GRC_LCLCTRL_GPIO_OUTPUT3;
  4989. tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
  4990. /* GPIO1 must be driven high for eeprom write protect */
  4991. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  4992. GRC_LCLCTRL_GPIO_OUTPUT1);
  4993. }
  4994. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  4995. udelay(100);
  4996. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
  4997. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  4998. tp->last_tag = 0;
  4999. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  5000. tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
  5001. udelay(40);
  5002. }
  5003. val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
  5004. WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
  5005. WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
  5006. WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
  5007. WDMAC_MODE_LNGREAD_ENAB);
  5008. /* If statement applies to 5705 and 5750 PCI devices only */
  5009. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  5010. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  5011. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  5012. if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) &&
  5013. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  5014. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  5015. /* nothing */
  5016. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  5017. !(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  5018. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  5019. val |= WDMAC_MODE_RX_ACCEL;
  5020. }
  5021. }
  5022. tw32_f(WDMAC_MODE, val);
  5023. udelay(40);
  5024. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) {
  5025. val = tr32(TG3PCI_X_CAPS);
  5026. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
  5027. val &= ~PCIX_CAPS_BURST_MASK;
  5028. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  5029. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  5030. val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
  5031. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  5032. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  5033. val |= (tp->split_mode_max_reqs <<
  5034. PCIX_CAPS_SPLIT_SHIFT);
  5035. }
  5036. tw32(TG3PCI_X_CAPS, val);
  5037. }
  5038. tw32_f(RDMAC_MODE, rdmac_mode);
  5039. udelay(40);
  5040. tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE);
  5041. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  5042. tw32(MBFREE_MODE, MBFREE_MODE_ENABLE);
  5043. tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
  5044. tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE);
  5045. tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
  5046. tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
  5047. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
  5048. #if TG3_TSO_SUPPORT != 0
  5049. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  5050. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
  5051. #endif
  5052. tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
  5053. tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
  5054. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
  5055. err = tg3_load_5701_a0_firmware_fix(tp);
  5056. if (err)
  5057. return err;
  5058. }
  5059. #if TG3_TSO_SUPPORT != 0
  5060. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  5061. err = tg3_load_tso_firmware(tp);
  5062. if (err)
  5063. return err;
  5064. }
  5065. #endif
  5066. tp->tx_mode = TX_MODE_ENABLE;
  5067. tw32_f(MAC_TX_MODE, tp->tx_mode);
  5068. udelay(100);
  5069. tp->rx_mode = RX_MODE_ENABLE;
  5070. tw32_f(MAC_RX_MODE, tp->rx_mode);
  5071. udelay(10);
  5072. if (tp->link_config.phy_is_low_power) {
  5073. tp->link_config.phy_is_low_power = 0;
  5074. tp->link_config.speed = tp->link_config.orig_speed;
  5075. tp->link_config.duplex = tp->link_config.orig_duplex;
  5076. tp->link_config.autoneg = tp->link_config.orig_autoneg;
  5077. }
  5078. tp->mi_mode = MAC_MI_MODE_BASE;
  5079. tw32_f(MAC_MI_MODE, tp->mi_mode);
  5080. udelay(80);
  5081. tw32(MAC_LED_CTRL, tp->led_ctrl);
  5082. tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
  5083. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  5084. tw32_f(MAC_RX_MODE, RX_MODE_RESET);
  5085. udelay(10);
  5086. }
  5087. tw32_f(MAC_RX_MODE, tp->rx_mode);
  5088. udelay(10);
  5089. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  5090. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) &&
  5091. !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) {
  5092. /* Set drive transmission level to 1.2V */
  5093. /* only if the signal pre-emphasis bit is not set */
  5094. val = tr32(MAC_SERDES_CFG);
  5095. val &= 0xfffff000;
  5096. val |= 0x880;
  5097. tw32(MAC_SERDES_CFG, val);
  5098. }
  5099. if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
  5100. tw32(MAC_SERDES_CFG, 0x616000);
  5101. }
  5102. /* Prevent chip from dropping frames when flow control
  5103. * is enabled.
  5104. */
  5105. tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
  5106. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  5107. (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  5108. /* Use hardware link auto-negotiation */
  5109. tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG;
  5110. }
  5111. err = tg3_setup_phy(tp, 1);
  5112. if (err)
  5113. return err;
  5114. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  5115. u32 tmp;
  5116. /* Clear CRC stats. */
  5117. if (!tg3_readphy(tp, 0x1e, &tmp)) {
  5118. tg3_writephy(tp, 0x1e, tmp | 0x8000);
  5119. tg3_readphy(tp, 0x14, &tmp);
  5120. }
  5121. }
  5122. __tg3_set_rx_mode(tp->dev);
  5123. /* Initialize receive rules. */
  5124. tw32(MAC_RCV_RULE_0, 0xc2000000 & RCV_RULE_DISABLE_MASK);
  5125. tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
  5126. tw32(MAC_RCV_RULE_1, 0x86000004 & RCV_RULE_DISABLE_MASK);
  5127. tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);
  5128. if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
  5129. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780))
  5130. limit = 8;
  5131. else
  5132. limit = 16;
  5133. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
  5134. limit -= 4;
  5135. switch (limit) {
  5136. case 16:
  5137. tw32(MAC_RCV_RULE_15, 0); tw32(MAC_RCV_VALUE_15, 0);
  5138. case 15:
  5139. tw32(MAC_RCV_RULE_14, 0); tw32(MAC_RCV_VALUE_14, 0);
  5140. case 14:
  5141. tw32(MAC_RCV_RULE_13, 0); tw32(MAC_RCV_VALUE_13, 0);
  5142. case 13:
  5143. tw32(MAC_RCV_RULE_12, 0); tw32(MAC_RCV_VALUE_12, 0);
  5144. case 12:
  5145. tw32(MAC_RCV_RULE_11, 0); tw32(MAC_RCV_VALUE_11, 0);
  5146. case 11:
  5147. tw32(MAC_RCV_RULE_10, 0); tw32(MAC_RCV_VALUE_10, 0);
  5148. case 10:
  5149. tw32(MAC_RCV_RULE_9, 0); tw32(MAC_RCV_VALUE_9, 0);
  5150. case 9:
  5151. tw32(MAC_RCV_RULE_8, 0); tw32(MAC_RCV_VALUE_8, 0);
  5152. case 8:
  5153. tw32(MAC_RCV_RULE_7, 0); tw32(MAC_RCV_VALUE_7, 0);
  5154. case 7:
  5155. tw32(MAC_RCV_RULE_6, 0); tw32(MAC_RCV_VALUE_6, 0);
  5156. case 6:
  5157. tw32(MAC_RCV_RULE_5, 0); tw32(MAC_RCV_VALUE_5, 0);
  5158. case 5:
  5159. tw32(MAC_RCV_RULE_4, 0); tw32(MAC_RCV_VALUE_4, 0);
  5160. case 4:
  5161. /* tw32(MAC_RCV_RULE_3, 0); tw32(MAC_RCV_VALUE_3, 0); */
  5162. case 3:
  5163. /* tw32(MAC_RCV_RULE_2, 0); tw32(MAC_RCV_VALUE_2, 0); */
  5164. case 2:
  5165. case 1:
  5166. default:
  5167. break;
  5168. };
  5169. tg3_write_sig_post_reset(tp, RESET_KIND_INIT);
  5170. return 0;
  5171. }
  5172. /* Called at device open time to get the chip ready for
  5173. * packet processing. Invoked with tp->lock held.
  5174. */
  5175. static int tg3_init_hw(struct tg3 *tp)
  5176. {
  5177. int err;
  5178. /* Force the chip into D0. */
  5179. err = tg3_set_power_state(tp, 0);
  5180. if (err)
  5181. goto out;
  5182. tg3_switch_clocks(tp);
  5183. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  5184. err = tg3_reset_hw(tp);
  5185. out:
  5186. return err;
  5187. }
  5188. #define TG3_STAT_ADD32(PSTAT, REG) \
  5189. do { u32 __val = tr32(REG); \
  5190. (PSTAT)->low += __val; \
  5191. if ((PSTAT)->low < __val) \
  5192. (PSTAT)->high += 1; \
  5193. } while (0)
  5194. static void tg3_periodic_fetch_stats(struct tg3 *tp)
  5195. {
  5196. struct tg3_hw_stats *sp = tp->hw_stats;
  5197. if (!netif_carrier_ok(tp->dev))
  5198. return;
  5199. TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS);
  5200. TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS);
  5201. TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT);
  5202. TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT);
  5203. TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS);
  5204. TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS);
  5205. TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS);
  5206. TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED);
  5207. TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL);
  5208. TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL);
  5209. TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST);
  5210. TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST);
  5211. TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST);
  5212. TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS);
  5213. TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS);
  5214. TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST);
  5215. TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST);
  5216. TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST);
  5217. TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS);
  5218. TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS);
  5219. TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD);
  5220. TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD);
  5221. TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD);
  5222. TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED);
  5223. TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG);
  5224. TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS);
  5225. TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE);
  5226. }
  5227. static void tg3_timer(unsigned long __opaque)
  5228. {
  5229. struct tg3 *tp = (struct tg3 *) __opaque;
  5230. spin_lock(&tp->lock);
  5231. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5232. /* All of this garbage is because when using non-tagged
  5233. * IRQ status the mailbox/status_block protocol the chip
  5234. * uses with the cpu is race prone.
  5235. */
  5236. if (tp->hw_status->status & SD_STATUS_UPDATED) {
  5237. tw32(GRC_LOCAL_CTRL,
  5238. tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
  5239. } else {
  5240. tw32(HOSTCC_MODE, tp->coalesce_mode |
  5241. (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
  5242. }
  5243. if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  5244. tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER;
  5245. spin_unlock(&tp->lock);
  5246. schedule_work(&tp->reset_task);
  5247. return;
  5248. }
  5249. }
  5250. /* This part only runs once per second. */
  5251. if (!--tp->timer_counter) {
  5252. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  5253. tg3_periodic_fetch_stats(tp);
  5254. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  5255. u32 mac_stat;
  5256. int phy_event;
  5257. mac_stat = tr32(MAC_STATUS);
  5258. phy_event = 0;
  5259. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) {
  5260. if (mac_stat & MAC_STATUS_MI_INTERRUPT)
  5261. phy_event = 1;
  5262. } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)
  5263. phy_event = 1;
  5264. if (phy_event)
  5265. tg3_setup_phy(tp, 0);
  5266. } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) {
  5267. u32 mac_stat = tr32(MAC_STATUS);
  5268. int need_setup = 0;
  5269. if (netif_carrier_ok(tp->dev) &&
  5270. (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) {
  5271. need_setup = 1;
  5272. }
  5273. if (! netif_carrier_ok(tp->dev) &&
  5274. (mac_stat & (MAC_STATUS_PCS_SYNCED |
  5275. MAC_STATUS_SIGNAL_DET))) {
  5276. need_setup = 1;
  5277. }
  5278. if (need_setup) {
  5279. tw32_f(MAC_MODE,
  5280. (tp->mac_mode &
  5281. ~MAC_MODE_PORT_MODE_MASK));
  5282. udelay(40);
  5283. tw32_f(MAC_MODE, tp->mac_mode);
  5284. udelay(40);
  5285. tg3_setup_phy(tp, 0);
  5286. }
  5287. } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
  5288. tg3_serdes_parallel_detect(tp);
  5289. tp->timer_counter = tp->timer_multiplier;
  5290. }
  5291. /* Heartbeat is only sent once every 120 seconds. */
  5292. if (!--tp->asf_counter) {
  5293. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  5294. u32 val;
  5295. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_ALIVE);
  5296. tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
  5297. tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 3);
  5298. val = tr32(GRC_RX_CPU_EVENT);
  5299. val |= (1 << 14);
  5300. tw32(GRC_RX_CPU_EVENT, val);
  5301. }
  5302. tp->asf_counter = tp->asf_multiplier;
  5303. }
  5304. spin_unlock(&tp->lock);
  5305. tp->timer.expires = jiffies + tp->timer_offset;
  5306. add_timer(&tp->timer);
  5307. }
  5308. static int tg3_test_interrupt(struct tg3 *tp)
  5309. {
  5310. struct net_device *dev = tp->dev;
  5311. int err, i;
  5312. u32 int_mbox = 0;
  5313. if (!netif_running(dev))
  5314. return -ENODEV;
  5315. tg3_disable_ints(tp);
  5316. free_irq(tp->pdev->irq, dev);
  5317. err = request_irq(tp->pdev->irq, tg3_test_isr,
  5318. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5319. if (err)
  5320. return err;
  5321. tg3_enable_ints(tp);
  5322. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  5323. HOSTCC_MODE_NOW);
  5324. for (i = 0; i < 5; i++) {
  5325. int_mbox = tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  5326. if (int_mbox != 0)
  5327. break;
  5328. msleep(10);
  5329. }
  5330. tg3_disable_ints(tp);
  5331. free_irq(tp->pdev->irq, dev);
  5332. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
  5333. err = request_irq(tp->pdev->irq, tg3_msi,
  5334. SA_SAMPLE_RANDOM, dev->name, dev);
  5335. else {
  5336. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5337. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5338. fn = tg3_interrupt_tagged;
  5339. err = request_irq(tp->pdev->irq, fn,
  5340. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5341. }
  5342. if (err)
  5343. return err;
  5344. if (int_mbox != 0)
  5345. return 0;
  5346. return -EIO;
  5347. }
  5348. /* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is
  5349. * successfully restored
  5350. */
  5351. static int tg3_test_msi(struct tg3 *tp)
  5352. {
  5353. struct net_device *dev = tp->dev;
  5354. int err;
  5355. u16 pci_cmd;
  5356. if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI))
  5357. return 0;
  5358. /* Turn off SERR reporting in case MSI terminates with Master
  5359. * Abort.
  5360. */
  5361. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  5362. pci_write_config_word(tp->pdev, PCI_COMMAND,
  5363. pci_cmd & ~PCI_COMMAND_SERR);
  5364. err = tg3_test_interrupt(tp);
  5365. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  5366. if (!err)
  5367. return 0;
  5368. /* other failures */
  5369. if (err != -EIO)
  5370. return err;
  5371. /* MSI test failed, go back to INTx mode */
  5372. printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
  5373. "switching to INTx mode. Please report this failure to "
  5374. "the PCI maintainer and include system chipset information.\n",
  5375. tp->dev->name);
  5376. free_irq(tp->pdev->irq, dev);
  5377. pci_disable_msi(tp->pdev);
  5378. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5379. {
  5380. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5381. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5382. fn = tg3_interrupt_tagged;
  5383. err = request_irq(tp->pdev->irq, fn,
  5384. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5385. }
  5386. if (err)
  5387. return err;
  5388. /* Need to reset the chip because the MSI cycle may have terminated
  5389. * with Master Abort.
  5390. */
  5391. tg3_full_lock(tp, 1);
  5392. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5393. err = tg3_init_hw(tp);
  5394. tg3_full_unlock(tp);
  5395. if (err)
  5396. free_irq(tp->pdev->irq, dev);
  5397. return err;
  5398. }
  5399. static int tg3_open(struct net_device *dev)
  5400. {
  5401. struct tg3 *tp = netdev_priv(dev);
  5402. int err;
  5403. tg3_full_lock(tp, 0);
  5404. tg3_disable_ints(tp);
  5405. tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
  5406. tg3_full_unlock(tp);
  5407. /* The placement of this call is tied
  5408. * to the setup and use of Host TX descriptors.
  5409. */
  5410. err = tg3_alloc_consistent(tp);
  5411. if (err)
  5412. return err;
  5413. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  5414. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) &&
  5415. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX)) {
  5416. /* All MSI supporting chips should support tagged
  5417. * status. Assert that this is the case.
  5418. */
  5419. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5420. printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
  5421. "Not using MSI.\n", tp->dev->name);
  5422. } else if (pci_enable_msi(tp->pdev) == 0) {
  5423. u32 msi_mode;
  5424. msi_mode = tr32(MSGINT_MODE);
  5425. tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
  5426. tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
  5427. }
  5428. }
  5429. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
  5430. err = request_irq(tp->pdev->irq, tg3_msi,
  5431. SA_SAMPLE_RANDOM, dev->name, dev);
  5432. else {
  5433. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5434. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5435. fn = tg3_interrupt_tagged;
  5436. err = request_irq(tp->pdev->irq, fn,
  5437. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5438. }
  5439. if (err) {
  5440. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5441. pci_disable_msi(tp->pdev);
  5442. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5443. }
  5444. tg3_free_consistent(tp);
  5445. return err;
  5446. }
  5447. tg3_full_lock(tp, 0);
  5448. err = tg3_init_hw(tp);
  5449. if (err) {
  5450. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5451. tg3_free_rings(tp);
  5452. } else {
  5453. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5454. tp->timer_offset = HZ;
  5455. else
  5456. tp->timer_offset = HZ / 10;
  5457. BUG_ON(tp->timer_offset > HZ);
  5458. tp->timer_counter = tp->timer_multiplier =
  5459. (HZ / tp->timer_offset);
  5460. tp->asf_counter = tp->asf_multiplier =
  5461. ((HZ / tp->timer_offset) * 120);
  5462. init_timer(&tp->timer);
  5463. tp->timer.expires = jiffies + tp->timer_offset;
  5464. tp->timer.data = (unsigned long) tp;
  5465. tp->timer.function = tg3_timer;
  5466. }
  5467. tg3_full_unlock(tp);
  5468. if (err) {
  5469. free_irq(tp->pdev->irq, dev);
  5470. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5471. pci_disable_msi(tp->pdev);
  5472. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5473. }
  5474. tg3_free_consistent(tp);
  5475. return err;
  5476. }
  5477. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5478. err = tg3_test_msi(tp);
  5479. if (err) {
  5480. tg3_full_lock(tp, 0);
  5481. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5482. pci_disable_msi(tp->pdev);
  5483. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5484. }
  5485. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5486. tg3_free_rings(tp);
  5487. tg3_free_consistent(tp);
  5488. tg3_full_unlock(tp);
  5489. return err;
  5490. }
  5491. }
  5492. tg3_full_lock(tp, 0);
  5493. add_timer(&tp->timer);
  5494. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  5495. tg3_enable_ints(tp);
  5496. tg3_full_unlock(tp);
  5497. netif_start_queue(dev);
  5498. return 0;
  5499. }
  5500. #if 0
  5501. /*static*/ void tg3_dump_state(struct tg3 *tp)
  5502. {
  5503. u32 val32, val32_2, val32_3, val32_4, val32_5;
  5504. u16 val16;
  5505. int i;
  5506. pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
  5507. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
  5508. printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n",
  5509. val16, val32);
  5510. /* MAC block */
  5511. printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n",
  5512. tr32(MAC_MODE), tr32(MAC_STATUS));
  5513. printk(" MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n",
  5514. tr32(MAC_EVENT), tr32(MAC_LED_CTRL));
  5515. printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n",
  5516. tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS));
  5517. printk(" MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n",
  5518. tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS));
  5519. /* Send data initiator control block */
  5520. printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n",
  5521. tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS));
  5522. printk(" SNDDATAI_STATSCTRL[%08x]\n",
  5523. tr32(SNDDATAI_STATSCTRL));
  5524. /* Send data completion control block */
  5525. printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE));
  5526. /* Send BD ring selector block */
  5527. printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n",
  5528. tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS));
  5529. /* Send BD initiator control block */
  5530. printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n",
  5531. tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS));
  5532. /* Send BD completion control block */
  5533. printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE));
  5534. /* Receive list placement control block */
  5535. printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n",
  5536. tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS));
  5537. printk(" RCVLPC_STATSCTRL[%08x]\n",
  5538. tr32(RCVLPC_STATSCTRL));
  5539. /* Receive data and receive BD initiator control block */
  5540. printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n",
  5541. tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS));
  5542. /* Receive data completion control block */
  5543. printk("DEBUG: RCVDCC_MODE[%08x]\n",
  5544. tr32(RCVDCC_MODE));
  5545. /* Receive BD initiator control block */
  5546. printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n",
  5547. tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS));
  5548. /* Receive BD completion control block */
  5549. printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n",
  5550. tr32(RCVCC_MODE), tr32(RCVCC_STATUS));
  5551. /* Receive list selector control block */
  5552. printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n",
  5553. tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS));
  5554. /* Mbuf cluster free block */
  5555. printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n",
  5556. tr32(MBFREE_MODE), tr32(MBFREE_STATUS));
  5557. /* Host coalescing control block */
  5558. printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n",
  5559. tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS));
  5560. printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n",
  5561. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5562. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  5563. printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n",
  5564. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5565. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  5566. printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n",
  5567. tr32(HOSTCC_STATS_BLK_NIC_ADDR));
  5568. printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n",
  5569. tr32(HOSTCC_STATUS_BLK_NIC_ADDR));
  5570. /* Memory arbiter control block */
  5571. printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n",
  5572. tr32(MEMARB_MODE), tr32(MEMARB_STATUS));
  5573. /* Buffer manager control block */
  5574. printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n",
  5575. tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS));
  5576. printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n",
  5577. tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE));
  5578. printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] "
  5579. "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n",
  5580. tr32(BUFMGR_DMA_DESC_POOL_ADDR),
  5581. tr32(BUFMGR_DMA_DESC_POOL_SIZE));
  5582. /* Read DMA control block */
  5583. printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n",
  5584. tr32(RDMAC_MODE), tr32(RDMAC_STATUS));
  5585. /* Write DMA control block */
  5586. printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n",
  5587. tr32(WDMAC_MODE), tr32(WDMAC_STATUS));
  5588. /* DMA completion block */
  5589. printk("DEBUG: DMAC_MODE[%08x]\n",
  5590. tr32(DMAC_MODE));
  5591. /* GRC block */
  5592. printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n",
  5593. tr32(GRC_MODE), tr32(GRC_MISC_CFG));
  5594. printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n",
  5595. tr32(GRC_LOCAL_CTRL));
  5596. /* TG3_BDINFOs */
  5597. printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n",
  5598. tr32(RCVDBDI_JUMBO_BD + 0x0),
  5599. tr32(RCVDBDI_JUMBO_BD + 0x4),
  5600. tr32(RCVDBDI_JUMBO_BD + 0x8),
  5601. tr32(RCVDBDI_JUMBO_BD + 0xc));
  5602. printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n",
  5603. tr32(RCVDBDI_STD_BD + 0x0),
  5604. tr32(RCVDBDI_STD_BD + 0x4),
  5605. tr32(RCVDBDI_STD_BD + 0x8),
  5606. tr32(RCVDBDI_STD_BD + 0xc));
  5607. printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n",
  5608. tr32(RCVDBDI_MINI_BD + 0x0),
  5609. tr32(RCVDBDI_MINI_BD + 0x4),
  5610. tr32(RCVDBDI_MINI_BD + 0x8),
  5611. tr32(RCVDBDI_MINI_BD + 0xc));
  5612. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32);
  5613. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2);
  5614. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3);
  5615. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4);
  5616. printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n",
  5617. val32, val32_2, val32_3, val32_4);
  5618. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32);
  5619. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2);
  5620. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3);
  5621. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4);
  5622. printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n",
  5623. val32, val32_2, val32_3, val32_4);
  5624. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32);
  5625. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2);
  5626. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3);
  5627. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4);
  5628. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5);
  5629. printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n",
  5630. val32, val32_2, val32_3, val32_4, val32_5);
  5631. /* SW status block */
  5632. printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
  5633. tp->hw_status->status,
  5634. tp->hw_status->status_tag,
  5635. tp->hw_status->rx_jumbo_consumer,
  5636. tp->hw_status->rx_consumer,
  5637. tp->hw_status->rx_mini_consumer,
  5638. tp->hw_status->idx[0].rx_producer,
  5639. tp->hw_status->idx[0].tx_consumer);
  5640. /* SW statistics block */
  5641. printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
  5642. ((u32 *)tp->hw_stats)[0],
  5643. ((u32 *)tp->hw_stats)[1],
  5644. ((u32 *)tp->hw_stats)[2],
  5645. ((u32 *)tp->hw_stats)[3]);
  5646. /* Mailboxes */
  5647. printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n",
  5648. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0),
  5649. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4),
  5650. tr32(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0),
  5651. tr32(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4));
  5652. /* NIC side send descriptors. */
  5653. for (i = 0; i < 6; i++) {
  5654. unsigned long txd;
  5655. txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC
  5656. + (i * sizeof(struct tg3_tx_buffer_desc));
  5657. printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n",
  5658. i,
  5659. readl(txd + 0x0), readl(txd + 0x4),
  5660. readl(txd + 0x8), readl(txd + 0xc));
  5661. }
  5662. /* NIC side RX descriptors. */
  5663. for (i = 0; i < 6; i++) {
  5664. unsigned long rxd;
  5665. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC
  5666. + (i * sizeof(struct tg3_rx_buffer_desc));
  5667. printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n",
  5668. i,
  5669. readl(rxd + 0x0), readl(rxd + 0x4),
  5670. readl(rxd + 0x8), readl(rxd + 0xc));
  5671. rxd += (4 * sizeof(u32));
  5672. printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n",
  5673. i,
  5674. readl(rxd + 0x0), readl(rxd + 0x4),
  5675. readl(rxd + 0x8), readl(rxd + 0xc));
  5676. }
  5677. for (i = 0; i < 6; i++) {
  5678. unsigned long rxd;
  5679. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC
  5680. + (i * sizeof(struct tg3_rx_buffer_desc));
  5681. printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n",
  5682. i,
  5683. readl(rxd + 0x0), readl(rxd + 0x4),
  5684. readl(rxd + 0x8), readl(rxd + 0xc));
  5685. rxd += (4 * sizeof(u32));
  5686. printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n",
  5687. i,
  5688. readl(rxd + 0x0), readl(rxd + 0x4),
  5689. readl(rxd + 0x8), readl(rxd + 0xc));
  5690. }
  5691. }
  5692. #endif
  5693. static struct net_device_stats *tg3_get_stats(struct net_device *);
  5694. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *);
  5695. static int tg3_close(struct net_device *dev)
  5696. {
  5697. struct tg3 *tp = netdev_priv(dev);
  5698. netif_stop_queue(dev);
  5699. del_timer_sync(&tp->timer);
  5700. tg3_full_lock(tp, 1);
  5701. #if 0
  5702. tg3_dump_state(tp);
  5703. #endif
  5704. tg3_disable_ints(tp);
  5705. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5706. tg3_free_rings(tp);
  5707. tp->tg3_flags &=
  5708. ~(TG3_FLAG_INIT_COMPLETE |
  5709. TG3_FLAG_GOT_SERDES_FLOWCTL);
  5710. netif_carrier_off(tp->dev);
  5711. tg3_full_unlock(tp);
  5712. free_irq(tp->pdev->irq, dev);
  5713. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5714. pci_disable_msi(tp->pdev);
  5715. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5716. }
  5717. memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
  5718. sizeof(tp->net_stats_prev));
  5719. memcpy(&tp->estats_prev, tg3_get_estats(tp),
  5720. sizeof(tp->estats_prev));
  5721. tg3_free_consistent(tp);
  5722. return 0;
  5723. }
  5724. static inline unsigned long get_stat64(tg3_stat64_t *val)
  5725. {
  5726. unsigned long ret;
  5727. #if (BITS_PER_LONG == 32)
  5728. ret = val->low;
  5729. #else
  5730. ret = ((u64)val->high << 32) | ((u64)val->low);
  5731. #endif
  5732. return ret;
  5733. }
  5734. static unsigned long calc_crc_errors(struct tg3 *tp)
  5735. {
  5736. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5737. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
  5738. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  5739. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
  5740. u32 val;
  5741. spin_lock_bh(&tp->lock);
  5742. if (!tg3_readphy(tp, 0x1e, &val)) {
  5743. tg3_writephy(tp, 0x1e, val | 0x8000);
  5744. tg3_readphy(tp, 0x14, &val);
  5745. } else
  5746. val = 0;
  5747. spin_unlock_bh(&tp->lock);
  5748. tp->phy_crc_errors += val;
  5749. return tp->phy_crc_errors;
  5750. }
  5751. return get_stat64(&hw_stats->rx_fcs_errors);
  5752. }
  5753. #define ESTAT_ADD(member) \
  5754. estats->member = old_estats->member + \
  5755. get_stat64(&hw_stats->member)
  5756. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
  5757. {
  5758. struct tg3_ethtool_stats *estats = &tp->estats;
  5759. struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
  5760. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5761. if (!hw_stats)
  5762. return old_estats;
  5763. ESTAT_ADD(rx_octets);
  5764. ESTAT_ADD(rx_fragments);
  5765. ESTAT_ADD(rx_ucast_packets);
  5766. ESTAT_ADD(rx_mcast_packets);
  5767. ESTAT_ADD(rx_bcast_packets);
  5768. ESTAT_ADD(rx_fcs_errors);
  5769. ESTAT_ADD(rx_align_errors);
  5770. ESTAT_ADD(rx_xon_pause_rcvd);
  5771. ESTAT_ADD(rx_xoff_pause_rcvd);
  5772. ESTAT_ADD(rx_mac_ctrl_rcvd);
  5773. ESTAT_ADD(rx_xoff_entered);
  5774. ESTAT_ADD(rx_frame_too_long_errors);
  5775. ESTAT_ADD(rx_jabbers);
  5776. ESTAT_ADD(rx_undersize_packets);
  5777. ESTAT_ADD(rx_in_length_errors);
  5778. ESTAT_ADD(rx_out_length_errors);
  5779. ESTAT_ADD(rx_64_or_less_octet_packets);
  5780. ESTAT_ADD(rx_65_to_127_octet_packets);
  5781. ESTAT_ADD(rx_128_to_255_octet_packets);
  5782. ESTAT_ADD(rx_256_to_511_octet_packets);
  5783. ESTAT_ADD(rx_512_to_1023_octet_packets);
  5784. ESTAT_ADD(rx_1024_to_1522_octet_packets);
  5785. ESTAT_ADD(rx_1523_to_2047_octet_packets);
  5786. ESTAT_ADD(rx_2048_to_4095_octet_packets);
  5787. ESTAT_ADD(rx_4096_to_8191_octet_packets);
  5788. ESTAT_ADD(rx_8192_to_9022_octet_packets);
  5789. ESTAT_ADD(tx_octets);
  5790. ESTAT_ADD(tx_collisions);
  5791. ESTAT_ADD(tx_xon_sent);
  5792. ESTAT_ADD(tx_xoff_sent);
  5793. ESTAT_ADD(tx_flow_control);
  5794. ESTAT_ADD(tx_mac_errors);
  5795. ESTAT_ADD(tx_single_collisions);
  5796. ESTAT_ADD(tx_mult_collisions);
  5797. ESTAT_ADD(tx_deferred);
  5798. ESTAT_ADD(tx_excessive_collisions);
  5799. ESTAT_ADD(tx_late_collisions);
  5800. ESTAT_ADD(tx_collide_2times);
  5801. ESTAT_ADD(tx_collide_3times);
  5802. ESTAT_ADD(tx_collide_4times);
  5803. ESTAT_ADD(tx_collide_5times);
  5804. ESTAT_ADD(tx_collide_6times);
  5805. ESTAT_ADD(tx_collide_7times);
  5806. ESTAT_ADD(tx_collide_8times);
  5807. ESTAT_ADD(tx_collide_9times);
  5808. ESTAT_ADD(tx_collide_10times);
  5809. ESTAT_ADD(tx_collide_11times);
  5810. ESTAT_ADD(tx_collide_12times);
  5811. ESTAT_ADD(tx_collide_13times);
  5812. ESTAT_ADD(tx_collide_14times);
  5813. ESTAT_ADD(tx_collide_15times);
  5814. ESTAT_ADD(tx_ucast_packets);
  5815. ESTAT_ADD(tx_mcast_packets);
  5816. ESTAT_ADD(tx_bcast_packets);
  5817. ESTAT_ADD(tx_carrier_sense_errors);
  5818. ESTAT_ADD(tx_discards);
  5819. ESTAT_ADD(tx_errors);
  5820. ESTAT_ADD(dma_writeq_full);
  5821. ESTAT_ADD(dma_write_prioq_full);
  5822. ESTAT_ADD(rxbds_empty);
  5823. ESTAT_ADD(rx_discards);
  5824. ESTAT_ADD(rx_errors);
  5825. ESTAT_ADD(rx_threshold_hit);
  5826. ESTAT_ADD(dma_readq_full);
  5827. ESTAT_ADD(dma_read_prioq_full);
  5828. ESTAT_ADD(tx_comp_queue_full);
  5829. ESTAT_ADD(ring_set_send_prod_index);
  5830. ESTAT_ADD(ring_status_update);
  5831. ESTAT_ADD(nic_irqs);
  5832. ESTAT_ADD(nic_avoided_irqs);
  5833. ESTAT_ADD(nic_tx_threshold_hit);
  5834. return estats;
  5835. }
  5836. static struct net_device_stats *tg3_get_stats(struct net_device *dev)
  5837. {
  5838. struct tg3 *tp = netdev_priv(dev);
  5839. struct net_device_stats *stats = &tp->net_stats;
  5840. struct net_device_stats *old_stats = &tp->net_stats_prev;
  5841. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5842. if (!hw_stats)
  5843. return old_stats;
  5844. stats->rx_packets = old_stats->rx_packets +
  5845. get_stat64(&hw_stats->rx_ucast_packets) +
  5846. get_stat64(&hw_stats->rx_mcast_packets) +
  5847. get_stat64(&hw_stats->rx_bcast_packets);
  5848. stats->tx_packets = old_stats->tx_packets +
  5849. get_stat64(&hw_stats->tx_ucast_packets) +
  5850. get_stat64(&hw_stats->tx_mcast_packets) +
  5851. get_stat64(&hw_stats->tx_bcast_packets);
  5852. stats->rx_bytes = old_stats->rx_bytes +
  5853. get_stat64(&hw_stats->rx_octets);
  5854. stats->tx_bytes = old_stats->tx_bytes +
  5855. get_stat64(&hw_stats->tx_octets);
  5856. stats->rx_errors = old_stats->rx_errors +
  5857. get_stat64(&hw_stats->rx_errors) +
  5858. get_stat64(&hw_stats->rx_discards);
  5859. stats->tx_errors = old_stats->tx_errors +
  5860. get_stat64(&hw_stats->tx_errors) +
  5861. get_stat64(&hw_stats->tx_mac_errors) +
  5862. get_stat64(&hw_stats->tx_carrier_sense_errors) +
  5863. get_stat64(&hw_stats->tx_discards);
  5864. stats->multicast = old_stats->multicast +
  5865. get_stat64(&hw_stats->rx_mcast_packets);
  5866. stats->collisions = old_stats->collisions +
  5867. get_stat64(&hw_stats->tx_collisions);
  5868. stats->rx_length_errors = old_stats->rx_length_errors +
  5869. get_stat64(&hw_stats->rx_frame_too_long_errors) +
  5870. get_stat64(&hw_stats->rx_undersize_packets);
  5871. stats->rx_over_errors = old_stats->rx_over_errors +
  5872. get_stat64(&hw_stats->rxbds_empty);
  5873. stats->rx_frame_errors = old_stats->rx_frame_errors +
  5874. get_stat64(&hw_stats->rx_align_errors);
  5875. stats->tx_aborted_errors = old_stats->tx_aborted_errors +
  5876. get_stat64(&hw_stats->tx_discards);
  5877. stats->tx_carrier_errors = old_stats->tx_carrier_errors +
  5878. get_stat64(&hw_stats->tx_carrier_sense_errors);
  5879. stats->rx_crc_errors = old_stats->rx_crc_errors +
  5880. calc_crc_errors(tp);
  5881. return stats;
  5882. }
  5883. static inline u32 calc_crc(unsigned char *buf, int len)
  5884. {
  5885. u32 reg;
  5886. u32 tmp;
  5887. int j, k;
  5888. reg = 0xffffffff;
  5889. for (j = 0; j < len; j++) {
  5890. reg ^= buf[j];
  5891. for (k = 0; k < 8; k++) {
  5892. tmp = reg & 0x01;
  5893. reg >>= 1;
  5894. if (tmp) {
  5895. reg ^= 0xedb88320;
  5896. }
  5897. }
  5898. }
  5899. return ~reg;
  5900. }
  5901. static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all)
  5902. {
  5903. /* accept or reject all multicast frames */
  5904. tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0);
  5905. tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0);
  5906. tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0);
  5907. tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0);
  5908. }
  5909. static void __tg3_set_rx_mode(struct net_device *dev)
  5910. {
  5911. struct tg3 *tp = netdev_priv(dev);
  5912. u32 rx_mode;
  5913. rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC |
  5914. RX_MODE_KEEP_VLAN_TAG);
  5915. /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG
  5916. * flag clear.
  5917. */
  5918. #if TG3_VLAN_TAG_USED
  5919. if (!tp->vlgrp &&
  5920. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  5921. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  5922. #else
  5923. /* By definition, VLAN is disabled always in this
  5924. * case.
  5925. */
  5926. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  5927. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  5928. #endif
  5929. if (dev->flags & IFF_PROMISC) {
  5930. /* Promiscuous mode. */
  5931. rx_mode |= RX_MODE_PROMISC;
  5932. } else if (dev->flags & IFF_ALLMULTI) {
  5933. /* Accept all multicast. */
  5934. tg3_set_multi (tp, 1);
  5935. } else if (dev->mc_count < 1) {
  5936. /* Reject all multicast. */
  5937. tg3_set_multi (tp, 0);
  5938. } else {
  5939. /* Accept one or more multicast(s). */
  5940. struct dev_mc_list *mclist;
  5941. unsigned int i;
  5942. u32 mc_filter[4] = { 0, };
  5943. u32 regidx;
  5944. u32 bit;
  5945. u32 crc;
  5946. for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
  5947. i++, mclist = mclist->next) {
  5948. crc = calc_crc (mclist->dmi_addr, ETH_ALEN);
  5949. bit = ~crc & 0x7f;
  5950. regidx = (bit & 0x60) >> 5;
  5951. bit &= 0x1f;
  5952. mc_filter[regidx] |= (1 << bit);
  5953. }
  5954. tw32(MAC_HASH_REG_0, mc_filter[0]);
  5955. tw32(MAC_HASH_REG_1, mc_filter[1]);
  5956. tw32(MAC_HASH_REG_2, mc_filter[2]);
  5957. tw32(MAC_HASH_REG_3, mc_filter[3]);
  5958. }
  5959. if (rx_mode != tp->rx_mode) {
  5960. tp->rx_mode = rx_mode;
  5961. tw32_f(MAC_RX_MODE, rx_mode);
  5962. udelay(10);
  5963. }
  5964. }
  5965. static void tg3_set_rx_mode(struct net_device *dev)
  5966. {
  5967. struct tg3 *tp = netdev_priv(dev);
  5968. tg3_full_lock(tp, 0);
  5969. __tg3_set_rx_mode(dev);
  5970. tg3_full_unlock(tp);
  5971. }
  5972. #define TG3_REGDUMP_LEN (32 * 1024)
  5973. static int tg3_get_regs_len(struct net_device *dev)
  5974. {
  5975. return TG3_REGDUMP_LEN;
  5976. }
  5977. static void tg3_get_regs(struct net_device *dev,
  5978. struct ethtool_regs *regs, void *_p)
  5979. {
  5980. u32 *p = _p;
  5981. struct tg3 *tp = netdev_priv(dev);
  5982. u8 *orig_p = _p;
  5983. int i;
  5984. regs->version = 0;
  5985. memset(p, 0, TG3_REGDUMP_LEN);
  5986. tg3_full_lock(tp, 0);
  5987. #define __GET_REG32(reg) (*(p)++ = tr32(reg))
  5988. #define GET_REG32_LOOP(base,len) \
  5989. do { p = (u32 *)(orig_p + (base)); \
  5990. for (i = 0; i < len; i += 4) \
  5991. __GET_REG32((base) + i); \
  5992. } while (0)
  5993. #define GET_REG32_1(reg) \
  5994. do { p = (u32 *)(orig_p + (reg)); \
  5995. __GET_REG32((reg)); \
  5996. } while (0)
  5997. GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0);
  5998. GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200);
  5999. GET_REG32_LOOP(MAC_MODE, 0x4f0);
  6000. GET_REG32_LOOP(SNDDATAI_MODE, 0xe0);
  6001. GET_REG32_1(SNDDATAC_MODE);
  6002. GET_REG32_LOOP(SNDBDS_MODE, 0x80);
  6003. GET_REG32_LOOP(SNDBDI_MODE, 0x48);
  6004. GET_REG32_1(SNDBDC_MODE);
  6005. GET_REG32_LOOP(RCVLPC_MODE, 0x20);
  6006. GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c);
  6007. GET_REG32_LOOP(RCVDBDI_MODE, 0x0c);
  6008. GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c);
  6009. GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44);
  6010. GET_REG32_1(RCVDCC_MODE);
  6011. GET_REG32_LOOP(RCVBDI_MODE, 0x20);
  6012. GET_REG32_LOOP(RCVCC_MODE, 0x14);
  6013. GET_REG32_LOOP(RCVLSC_MODE, 0x08);
  6014. GET_REG32_1(MBFREE_MODE);
  6015. GET_REG32_LOOP(HOSTCC_MODE, 0x100);
  6016. GET_REG32_LOOP(MEMARB_MODE, 0x10);
  6017. GET_REG32_LOOP(BUFMGR_MODE, 0x58);
  6018. GET_REG32_LOOP(RDMAC_MODE, 0x08);
  6019. GET_REG32_LOOP(WDMAC_MODE, 0x08);
  6020. GET_REG32_LOOP(RX_CPU_BASE, 0x280);
  6021. GET_REG32_LOOP(TX_CPU_BASE, 0x280);
  6022. GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110);
  6023. GET_REG32_LOOP(FTQ_RESET, 0x120);
  6024. GET_REG32_LOOP(MSGINT_MODE, 0x0c);
  6025. GET_REG32_1(DMAC_MODE);
  6026. GET_REG32_LOOP(GRC_MODE, 0x4c);
  6027. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  6028. GET_REG32_LOOP(NVRAM_CMD, 0x24);
  6029. #undef __GET_REG32
  6030. #undef GET_REG32_LOOP
  6031. #undef GET_REG32_1
  6032. tg3_full_unlock(tp);
  6033. }
  6034. static int tg3_get_eeprom_len(struct net_device *dev)
  6035. {
  6036. struct tg3 *tp = netdev_priv(dev);
  6037. return tp->nvram_size;
  6038. }
  6039. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
  6040. static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  6041. {
  6042. struct tg3 *tp = netdev_priv(dev);
  6043. int ret;
  6044. u8 *pd;
  6045. u32 i, offset, len, val, b_offset, b_count;
  6046. offset = eeprom->offset;
  6047. len = eeprom->len;
  6048. eeprom->len = 0;
  6049. eeprom->magic = TG3_EEPROM_MAGIC;
  6050. if (offset & 3) {
  6051. /* adjustments to start on required 4 byte boundary */
  6052. b_offset = offset & 3;
  6053. b_count = 4 - b_offset;
  6054. if (b_count > len) {
  6055. /* i.e. offset=1 len=2 */
  6056. b_count = len;
  6057. }
  6058. ret = tg3_nvram_read(tp, offset-b_offset, &val);
  6059. if (ret)
  6060. return ret;
  6061. val = cpu_to_le32(val);
  6062. memcpy(data, ((char*)&val) + b_offset, b_count);
  6063. len -= b_count;
  6064. offset += b_count;
  6065. eeprom->len += b_count;
  6066. }
  6067. /* read bytes upto the last 4 byte boundary */
  6068. pd = &data[eeprom->len];
  6069. for (i = 0; i < (len - (len & 3)); i += 4) {
  6070. ret = tg3_nvram_read(tp, offset + i, &val);
  6071. if (ret) {
  6072. eeprom->len += i;
  6073. return ret;
  6074. }
  6075. val = cpu_to_le32(val);
  6076. memcpy(pd + i, &val, 4);
  6077. }
  6078. eeprom->len += i;
  6079. if (len & 3) {
  6080. /* read last bytes not ending on 4 byte boundary */
  6081. pd = &data[eeprom->len];
  6082. b_count = len & 3;
  6083. b_offset = offset + len - b_count;
  6084. ret = tg3_nvram_read(tp, b_offset, &val);
  6085. if (ret)
  6086. return ret;
  6087. val = cpu_to_le32(val);
  6088. memcpy(pd, ((char*)&val), b_count);
  6089. eeprom->len += b_count;
  6090. }
  6091. return 0;
  6092. }
  6093. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf);
  6094. static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  6095. {
  6096. struct tg3 *tp = netdev_priv(dev);
  6097. int ret;
  6098. u32 offset, len, b_offset, odd_len, start, end;
  6099. u8 *buf;
  6100. if (eeprom->magic != TG3_EEPROM_MAGIC)
  6101. return -EINVAL;
  6102. offset = eeprom->offset;
  6103. len = eeprom->len;
  6104. if ((b_offset = (offset & 3))) {
  6105. /* adjustments to start on required 4 byte boundary */
  6106. ret = tg3_nvram_read(tp, offset-b_offset, &start);
  6107. if (ret)
  6108. return ret;
  6109. start = cpu_to_le32(start);
  6110. len += b_offset;
  6111. offset &= ~3;
  6112. if (len < 4)
  6113. len = 4;
  6114. }
  6115. odd_len = 0;
  6116. if (len & 3) {
  6117. /* adjustments to end on required 4 byte boundary */
  6118. odd_len = 1;
  6119. len = (len + 3) & ~3;
  6120. ret = tg3_nvram_read(tp, offset+len-4, &end);
  6121. if (ret)
  6122. return ret;
  6123. end = cpu_to_le32(end);
  6124. }
  6125. buf = data;
  6126. if (b_offset || odd_len) {
  6127. buf = kmalloc(len, GFP_KERNEL);
  6128. if (buf == 0)
  6129. return -ENOMEM;
  6130. if (b_offset)
  6131. memcpy(buf, &start, 4);
  6132. if (odd_len)
  6133. memcpy(buf+len-4, &end, 4);
  6134. memcpy(buf + b_offset, data, eeprom->len);
  6135. }
  6136. ret = tg3_nvram_write_block(tp, offset, len, buf);
  6137. if (buf != data)
  6138. kfree(buf);
  6139. return ret;
  6140. }
  6141. static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  6142. {
  6143. struct tg3 *tp = netdev_priv(dev);
  6144. cmd->supported = (SUPPORTED_Autoneg);
  6145. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  6146. cmd->supported |= (SUPPORTED_1000baseT_Half |
  6147. SUPPORTED_1000baseT_Full);
  6148. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES))
  6149. cmd->supported |= (SUPPORTED_100baseT_Half |
  6150. SUPPORTED_100baseT_Full |
  6151. SUPPORTED_10baseT_Half |
  6152. SUPPORTED_10baseT_Full |
  6153. SUPPORTED_MII);
  6154. else
  6155. cmd->supported |= SUPPORTED_FIBRE;
  6156. cmd->advertising = tp->link_config.advertising;
  6157. if (netif_running(dev)) {
  6158. cmd->speed = tp->link_config.active_speed;
  6159. cmd->duplex = tp->link_config.active_duplex;
  6160. }
  6161. cmd->port = 0;
  6162. cmd->phy_address = PHY_ADDR;
  6163. cmd->transceiver = 0;
  6164. cmd->autoneg = tp->link_config.autoneg;
  6165. cmd->maxtxpkt = 0;
  6166. cmd->maxrxpkt = 0;
  6167. return 0;
  6168. }
  6169. static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  6170. {
  6171. struct tg3 *tp = netdev_priv(dev);
  6172. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  6173. /* These are the only valid advertisement bits allowed. */
  6174. if (cmd->autoneg == AUTONEG_ENABLE &&
  6175. (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
  6176. ADVERTISED_1000baseT_Full |
  6177. ADVERTISED_Autoneg |
  6178. ADVERTISED_FIBRE)))
  6179. return -EINVAL;
  6180. }
  6181. tg3_full_lock(tp, 0);
  6182. tp->link_config.autoneg = cmd->autoneg;
  6183. if (cmd->autoneg == AUTONEG_ENABLE) {
  6184. tp->link_config.advertising = cmd->advertising;
  6185. tp->link_config.speed = SPEED_INVALID;
  6186. tp->link_config.duplex = DUPLEX_INVALID;
  6187. } else {
  6188. tp->link_config.advertising = 0;
  6189. tp->link_config.speed = cmd->speed;
  6190. tp->link_config.duplex = cmd->duplex;
  6191. }
  6192. if (netif_running(dev))
  6193. tg3_setup_phy(tp, 1);
  6194. tg3_full_unlock(tp);
  6195. return 0;
  6196. }
  6197. static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
  6198. {
  6199. struct tg3 *tp = netdev_priv(dev);
  6200. strcpy(info->driver, DRV_MODULE_NAME);
  6201. strcpy(info->version, DRV_MODULE_VERSION);
  6202. strcpy(info->bus_info, pci_name(tp->pdev));
  6203. }
  6204. static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  6205. {
  6206. struct tg3 *tp = netdev_priv(dev);
  6207. wol->supported = WAKE_MAGIC;
  6208. wol->wolopts = 0;
  6209. if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
  6210. wol->wolopts = WAKE_MAGIC;
  6211. memset(&wol->sopass, 0, sizeof(wol->sopass));
  6212. }
  6213. static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  6214. {
  6215. struct tg3 *tp = netdev_priv(dev);
  6216. if (wol->wolopts & ~WAKE_MAGIC)
  6217. return -EINVAL;
  6218. if ((wol->wolopts & WAKE_MAGIC) &&
  6219. tp->tg3_flags2 & TG3_FLG2_PHY_SERDES &&
  6220. !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP))
  6221. return -EINVAL;
  6222. spin_lock_bh(&tp->lock);
  6223. if (wol->wolopts & WAKE_MAGIC)
  6224. tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
  6225. else
  6226. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  6227. spin_unlock_bh(&tp->lock);
  6228. return 0;
  6229. }
  6230. static u32 tg3_get_msglevel(struct net_device *dev)
  6231. {
  6232. struct tg3 *tp = netdev_priv(dev);
  6233. return tp->msg_enable;
  6234. }
  6235. static void tg3_set_msglevel(struct net_device *dev, u32 value)
  6236. {
  6237. struct tg3 *tp = netdev_priv(dev);
  6238. tp->msg_enable = value;
  6239. }
  6240. #if TG3_TSO_SUPPORT != 0
  6241. static int tg3_set_tso(struct net_device *dev, u32 value)
  6242. {
  6243. struct tg3 *tp = netdev_priv(dev);
  6244. if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  6245. if (value)
  6246. return -EINVAL;
  6247. return 0;
  6248. }
  6249. return ethtool_op_set_tso(dev, value);
  6250. }
  6251. #endif
  6252. static int tg3_nway_reset(struct net_device *dev)
  6253. {
  6254. struct tg3 *tp = netdev_priv(dev);
  6255. u32 bmcr;
  6256. int r;
  6257. if (!netif_running(dev))
  6258. return -EAGAIN;
  6259. spin_lock_bh(&tp->lock);
  6260. r = -EINVAL;
  6261. tg3_readphy(tp, MII_BMCR, &bmcr);
  6262. if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
  6263. (bmcr & BMCR_ANENABLE)) {
  6264. tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART);
  6265. r = 0;
  6266. }
  6267. spin_unlock_bh(&tp->lock);
  6268. return r;
  6269. }
  6270. static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6271. {
  6272. struct tg3 *tp = netdev_priv(dev);
  6273. ering->rx_max_pending = TG3_RX_RING_SIZE - 1;
  6274. ering->rx_mini_max_pending = 0;
  6275. ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1;
  6276. ering->rx_pending = tp->rx_pending;
  6277. ering->rx_mini_pending = 0;
  6278. ering->rx_jumbo_pending = tp->rx_jumbo_pending;
  6279. ering->tx_pending = tp->tx_pending;
  6280. }
  6281. static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6282. {
  6283. struct tg3 *tp = netdev_priv(dev);
  6284. int irq_sync = 0;
  6285. if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) ||
  6286. (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) ||
  6287. (ering->tx_pending > TG3_TX_RING_SIZE - 1))
  6288. return -EINVAL;
  6289. if (netif_running(dev)) {
  6290. tg3_netif_stop(tp);
  6291. irq_sync = 1;
  6292. }
  6293. tg3_full_lock(tp, irq_sync);
  6294. tp->rx_pending = ering->rx_pending;
  6295. if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) &&
  6296. tp->rx_pending > 63)
  6297. tp->rx_pending = 63;
  6298. tp->rx_jumbo_pending = ering->rx_jumbo_pending;
  6299. tp->tx_pending = ering->tx_pending;
  6300. if (netif_running(dev)) {
  6301. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6302. tg3_init_hw(tp);
  6303. tg3_netif_start(tp);
  6304. }
  6305. tg3_full_unlock(tp);
  6306. return 0;
  6307. }
  6308. static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6309. {
  6310. struct tg3 *tp = netdev_priv(dev);
  6311. epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
  6312. epause->rx_pause = (tp->tg3_flags & TG3_FLAG_RX_PAUSE) != 0;
  6313. epause->tx_pause = (tp->tg3_flags & TG3_FLAG_TX_PAUSE) != 0;
  6314. }
  6315. static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6316. {
  6317. struct tg3 *tp = netdev_priv(dev);
  6318. int irq_sync = 0;
  6319. if (netif_running(dev)) {
  6320. tg3_netif_stop(tp);
  6321. irq_sync = 1;
  6322. }
  6323. tg3_full_lock(tp, irq_sync);
  6324. if (epause->autoneg)
  6325. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  6326. else
  6327. tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
  6328. if (epause->rx_pause)
  6329. tp->tg3_flags |= TG3_FLAG_RX_PAUSE;
  6330. else
  6331. tp->tg3_flags &= ~TG3_FLAG_RX_PAUSE;
  6332. if (epause->tx_pause)
  6333. tp->tg3_flags |= TG3_FLAG_TX_PAUSE;
  6334. else
  6335. tp->tg3_flags &= ~TG3_FLAG_TX_PAUSE;
  6336. if (netif_running(dev)) {
  6337. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6338. tg3_init_hw(tp);
  6339. tg3_netif_start(tp);
  6340. }
  6341. tg3_full_unlock(tp);
  6342. return 0;
  6343. }
  6344. static u32 tg3_get_rx_csum(struct net_device *dev)
  6345. {
  6346. struct tg3 *tp = netdev_priv(dev);
  6347. return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0;
  6348. }
  6349. static int tg3_set_rx_csum(struct net_device *dev, u32 data)
  6350. {
  6351. struct tg3 *tp = netdev_priv(dev);
  6352. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6353. if (data != 0)
  6354. return -EINVAL;
  6355. return 0;
  6356. }
  6357. spin_lock_bh(&tp->lock);
  6358. if (data)
  6359. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  6360. else
  6361. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  6362. spin_unlock_bh(&tp->lock);
  6363. return 0;
  6364. }
  6365. static int tg3_set_tx_csum(struct net_device *dev, u32 data)
  6366. {
  6367. struct tg3 *tp = netdev_priv(dev);
  6368. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6369. if (data != 0)
  6370. return -EINVAL;
  6371. return 0;
  6372. }
  6373. if (data)
  6374. dev->features |= NETIF_F_IP_CSUM;
  6375. else
  6376. dev->features &= ~NETIF_F_IP_CSUM;
  6377. return 0;
  6378. }
  6379. static int tg3_get_stats_count (struct net_device *dev)
  6380. {
  6381. return TG3_NUM_STATS;
  6382. }
  6383. static int tg3_get_test_count (struct net_device *dev)
  6384. {
  6385. return TG3_NUM_TEST;
  6386. }
  6387. static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
  6388. {
  6389. switch (stringset) {
  6390. case ETH_SS_STATS:
  6391. memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
  6392. break;
  6393. case ETH_SS_TEST:
  6394. memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
  6395. break;
  6396. default:
  6397. WARN_ON(1); /* we need a WARN() */
  6398. break;
  6399. }
  6400. }
  6401. static void tg3_get_ethtool_stats (struct net_device *dev,
  6402. struct ethtool_stats *estats, u64 *tmp_stats)
  6403. {
  6404. struct tg3 *tp = netdev_priv(dev);
  6405. memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
  6406. }
  6407. #define NVRAM_TEST_SIZE 0x100
  6408. static int tg3_test_nvram(struct tg3 *tp)
  6409. {
  6410. u32 *buf, csum;
  6411. int i, j, err = 0;
  6412. buf = kmalloc(NVRAM_TEST_SIZE, GFP_KERNEL);
  6413. if (buf == NULL)
  6414. return -ENOMEM;
  6415. for (i = 0, j = 0; i < NVRAM_TEST_SIZE; i += 4, j++) {
  6416. u32 val;
  6417. if ((err = tg3_nvram_read(tp, i, &val)) != 0)
  6418. break;
  6419. buf[j] = cpu_to_le32(val);
  6420. }
  6421. if (i < NVRAM_TEST_SIZE)
  6422. goto out;
  6423. err = -EIO;
  6424. if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC)
  6425. goto out;
  6426. /* Bootstrap checksum at offset 0x10 */
  6427. csum = calc_crc((unsigned char *) buf, 0x10);
  6428. if(csum != cpu_to_le32(buf[0x10/4]))
  6429. goto out;
  6430. /* Manufacturing block starts at offset 0x74, checksum at 0xfc */
  6431. csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
  6432. if (csum != cpu_to_le32(buf[0xfc/4]))
  6433. goto out;
  6434. err = 0;
  6435. out:
  6436. kfree(buf);
  6437. return err;
  6438. }
  6439. #define TG3_SERDES_TIMEOUT_SEC 2
  6440. #define TG3_COPPER_TIMEOUT_SEC 6
  6441. static int tg3_test_link(struct tg3 *tp)
  6442. {
  6443. int i, max;
  6444. if (!netif_running(tp->dev))
  6445. return -ENODEV;
  6446. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6447. max = TG3_SERDES_TIMEOUT_SEC;
  6448. else
  6449. max = TG3_COPPER_TIMEOUT_SEC;
  6450. for (i = 0; i < max; i++) {
  6451. if (netif_carrier_ok(tp->dev))
  6452. return 0;
  6453. if (msleep_interruptible(1000))
  6454. break;
  6455. }
  6456. return -EIO;
  6457. }
  6458. /* Only test the commonly used registers */
  6459. static int tg3_test_registers(struct tg3 *tp)
  6460. {
  6461. int i, is_5705;
  6462. u32 offset, read_mask, write_mask, val, save_val, read_val;
  6463. static struct {
  6464. u16 offset;
  6465. u16 flags;
  6466. #define TG3_FL_5705 0x1
  6467. #define TG3_FL_NOT_5705 0x2
  6468. #define TG3_FL_NOT_5788 0x4
  6469. u32 read_mask;
  6470. u32 write_mask;
  6471. } reg_tbl[] = {
  6472. /* MAC Control Registers */
  6473. { MAC_MODE, TG3_FL_NOT_5705,
  6474. 0x00000000, 0x00ef6f8c },
  6475. { MAC_MODE, TG3_FL_5705,
  6476. 0x00000000, 0x01ef6b8c },
  6477. { MAC_STATUS, TG3_FL_NOT_5705,
  6478. 0x03800107, 0x00000000 },
  6479. { MAC_STATUS, TG3_FL_5705,
  6480. 0x03800100, 0x00000000 },
  6481. { MAC_ADDR_0_HIGH, 0x0000,
  6482. 0x00000000, 0x0000ffff },
  6483. { MAC_ADDR_0_LOW, 0x0000,
  6484. 0x00000000, 0xffffffff },
  6485. { MAC_RX_MTU_SIZE, 0x0000,
  6486. 0x00000000, 0x0000ffff },
  6487. { MAC_TX_MODE, 0x0000,
  6488. 0x00000000, 0x00000070 },
  6489. { MAC_TX_LENGTHS, 0x0000,
  6490. 0x00000000, 0x00003fff },
  6491. { MAC_RX_MODE, TG3_FL_NOT_5705,
  6492. 0x00000000, 0x000007fc },
  6493. { MAC_RX_MODE, TG3_FL_5705,
  6494. 0x00000000, 0x000007dc },
  6495. { MAC_HASH_REG_0, 0x0000,
  6496. 0x00000000, 0xffffffff },
  6497. { MAC_HASH_REG_1, 0x0000,
  6498. 0x00000000, 0xffffffff },
  6499. { MAC_HASH_REG_2, 0x0000,
  6500. 0x00000000, 0xffffffff },
  6501. { MAC_HASH_REG_3, 0x0000,
  6502. 0x00000000, 0xffffffff },
  6503. /* Receive Data and Receive BD Initiator Control Registers. */
  6504. { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705,
  6505. 0x00000000, 0xffffffff },
  6506. { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705,
  6507. 0x00000000, 0xffffffff },
  6508. { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705,
  6509. 0x00000000, 0x00000003 },
  6510. { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705,
  6511. 0x00000000, 0xffffffff },
  6512. { RCVDBDI_STD_BD+0, 0x0000,
  6513. 0x00000000, 0xffffffff },
  6514. { RCVDBDI_STD_BD+4, 0x0000,
  6515. 0x00000000, 0xffffffff },
  6516. { RCVDBDI_STD_BD+8, 0x0000,
  6517. 0x00000000, 0xffff0002 },
  6518. { RCVDBDI_STD_BD+0xc, 0x0000,
  6519. 0x00000000, 0xffffffff },
  6520. /* Receive BD Initiator Control Registers. */
  6521. { RCVBDI_STD_THRESH, TG3_FL_NOT_5705,
  6522. 0x00000000, 0xffffffff },
  6523. { RCVBDI_STD_THRESH, TG3_FL_5705,
  6524. 0x00000000, 0x000003ff },
  6525. { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705,
  6526. 0x00000000, 0xffffffff },
  6527. /* Host Coalescing Control Registers. */
  6528. { HOSTCC_MODE, TG3_FL_NOT_5705,
  6529. 0x00000000, 0x00000004 },
  6530. { HOSTCC_MODE, TG3_FL_5705,
  6531. 0x00000000, 0x000000f6 },
  6532. { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705,
  6533. 0x00000000, 0xffffffff },
  6534. { HOSTCC_RXCOL_TICKS, TG3_FL_5705,
  6535. 0x00000000, 0x000003ff },
  6536. { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705,
  6537. 0x00000000, 0xffffffff },
  6538. { HOSTCC_TXCOL_TICKS, TG3_FL_5705,
  6539. 0x00000000, 0x000003ff },
  6540. { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705,
  6541. 0x00000000, 0xffffffff },
  6542. { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  6543. 0x00000000, 0x000000ff },
  6544. { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705,
  6545. 0x00000000, 0xffffffff },
  6546. { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  6547. 0x00000000, 0x000000ff },
  6548. { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705,
  6549. 0x00000000, 0xffffffff },
  6550. { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705,
  6551. 0x00000000, 0xffffffff },
  6552. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  6553. 0x00000000, 0xffffffff },
  6554. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  6555. 0x00000000, 0x000000ff },
  6556. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  6557. 0x00000000, 0xffffffff },
  6558. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  6559. 0x00000000, 0x000000ff },
  6560. { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705,
  6561. 0x00000000, 0xffffffff },
  6562. { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705,
  6563. 0x00000000, 0xffffffff },
  6564. { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705,
  6565. 0x00000000, 0xffffffff },
  6566. { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000,
  6567. 0x00000000, 0xffffffff },
  6568. { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000,
  6569. 0x00000000, 0xffffffff },
  6570. { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000,
  6571. 0xffffffff, 0x00000000 },
  6572. { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000,
  6573. 0xffffffff, 0x00000000 },
  6574. /* Buffer Manager Control Registers. */
  6575. { BUFMGR_MB_POOL_ADDR, 0x0000,
  6576. 0x00000000, 0x007fff80 },
  6577. { BUFMGR_MB_POOL_SIZE, 0x0000,
  6578. 0x00000000, 0x007fffff },
  6579. { BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
  6580. 0x00000000, 0x0000003f },
  6581. { BUFMGR_MB_MACRX_LOW_WATER, 0x0000,
  6582. 0x00000000, 0x000001ff },
  6583. { BUFMGR_MB_HIGH_WATER, 0x0000,
  6584. 0x00000000, 0x000001ff },
  6585. { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705,
  6586. 0xffffffff, 0x00000000 },
  6587. { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705,
  6588. 0xffffffff, 0x00000000 },
  6589. /* Mailbox Registers */
  6590. { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000,
  6591. 0x00000000, 0x000001ff },
  6592. { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705,
  6593. 0x00000000, 0x000001ff },
  6594. { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000,
  6595. 0x00000000, 0x000007ff },
  6596. { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000,
  6597. 0x00000000, 0x000001ff },
  6598. { 0xffff, 0x0000, 0x00000000, 0x00000000 },
  6599. };
  6600. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  6601. is_5705 = 1;
  6602. else
  6603. is_5705 = 0;
  6604. for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
  6605. if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
  6606. continue;
  6607. if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705))
  6608. continue;
  6609. if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  6610. (reg_tbl[i].flags & TG3_FL_NOT_5788))
  6611. continue;
  6612. offset = (u32) reg_tbl[i].offset;
  6613. read_mask = reg_tbl[i].read_mask;
  6614. write_mask = reg_tbl[i].write_mask;
  6615. /* Save the original register content */
  6616. save_val = tr32(offset);
  6617. /* Determine the read-only value. */
  6618. read_val = save_val & read_mask;
  6619. /* Write zero to the register, then make sure the read-only bits
  6620. * are not changed and the read/write bits are all zeros.
  6621. */
  6622. tw32(offset, 0);
  6623. val = tr32(offset);
  6624. /* Test the read-only and read/write bits. */
  6625. if (((val & read_mask) != read_val) || (val & write_mask))
  6626. goto out;
  6627. /* Write ones to all the bits defined by RdMask and WrMask, then
  6628. * make sure the read-only bits are not changed and the
  6629. * read/write bits are all ones.
  6630. */
  6631. tw32(offset, read_mask | write_mask);
  6632. val = tr32(offset);
  6633. /* Test the read-only bits. */
  6634. if ((val & read_mask) != read_val)
  6635. goto out;
  6636. /* Test the read/write bits. */
  6637. if ((val & write_mask) != write_mask)
  6638. goto out;
  6639. tw32(offset, save_val);
  6640. }
  6641. return 0;
  6642. out:
  6643. printk(KERN_ERR PFX "Register test failed at offset %x\n", offset);
  6644. tw32(offset, save_val);
  6645. return -EIO;
  6646. }
  6647. static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
  6648. {
  6649. static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
  6650. int i;
  6651. u32 j;
  6652. for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
  6653. for (j = 0; j < len; j += 4) {
  6654. u32 val;
  6655. tg3_write_mem(tp, offset + j, test_pattern[i]);
  6656. tg3_read_mem(tp, offset + j, &val);
  6657. if (val != test_pattern[i])
  6658. return -EIO;
  6659. }
  6660. }
  6661. return 0;
  6662. }
  6663. static int tg3_test_memory(struct tg3 *tp)
  6664. {
  6665. static struct mem_entry {
  6666. u32 offset;
  6667. u32 len;
  6668. } mem_tbl_570x[] = {
  6669. { 0x00000000, 0x01000},
  6670. { 0x00002000, 0x1c000},
  6671. { 0xffffffff, 0x00000}
  6672. }, mem_tbl_5705[] = {
  6673. { 0x00000100, 0x0000c},
  6674. { 0x00000200, 0x00008},
  6675. { 0x00000b50, 0x00400},
  6676. { 0x00004000, 0x00800},
  6677. { 0x00006000, 0x01000},
  6678. { 0x00008000, 0x02000},
  6679. { 0x00010000, 0x0e000},
  6680. { 0xffffffff, 0x00000}
  6681. };
  6682. struct mem_entry *mem_tbl;
  6683. int err = 0;
  6684. int i;
  6685. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  6686. mem_tbl = mem_tbl_5705;
  6687. else
  6688. mem_tbl = mem_tbl_570x;
  6689. for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
  6690. if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
  6691. mem_tbl[i].len)) != 0)
  6692. break;
  6693. }
  6694. return err;
  6695. }
  6696. static int tg3_test_loopback(struct tg3 *tp)
  6697. {
  6698. u32 mac_mode, send_idx, rx_start_idx, rx_idx, tx_idx, opaque_key;
  6699. u32 desc_idx;
  6700. struct sk_buff *skb, *rx_skb;
  6701. u8 *tx_data;
  6702. dma_addr_t map;
  6703. int num_pkts, tx_len, rx_len, i, err;
  6704. struct tg3_rx_buffer_desc *desc;
  6705. if (!netif_running(tp->dev))
  6706. return -ENODEV;
  6707. err = -EIO;
  6708. tg3_abort_hw(tp, 1);
  6709. tg3_reset_hw(tp);
  6710. mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
  6711. MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY |
  6712. MAC_MODE_PORT_MODE_GMII;
  6713. tw32(MAC_MODE, mac_mode);
  6714. tx_len = 1514;
  6715. skb = dev_alloc_skb(tx_len);
  6716. tx_data = skb_put(skb, tx_len);
  6717. memcpy(tx_data, tp->dev->dev_addr, 6);
  6718. memset(tx_data + 6, 0x0, 8);
  6719. tw32(MAC_RX_MTU_SIZE, tx_len + 4);
  6720. for (i = 14; i < tx_len; i++)
  6721. tx_data[i] = (u8) (i & 0xff);
  6722. map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE);
  6723. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  6724. HOSTCC_MODE_NOW);
  6725. udelay(10);
  6726. rx_start_idx = tp->hw_status->idx[0].rx_producer;
  6727. send_idx = 0;
  6728. num_pkts = 0;
  6729. tg3_set_txd(tp, send_idx, map, tx_len, 0, 1);
  6730. send_idx++;
  6731. num_pkts++;
  6732. tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, send_idx);
  6733. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
  6734. udelay(10);
  6735. for (i = 0; i < 10; i++) {
  6736. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  6737. HOSTCC_MODE_NOW);
  6738. udelay(10);
  6739. tx_idx = tp->hw_status->idx[0].tx_consumer;
  6740. rx_idx = tp->hw_status->idx[0].rx_producer;
  6741. if ((tx_idx == send_idx) &&
  6742. (rx_idx == (rx_start_idx + num_pkts)))
  6743. break;
  6744. }
  6745. pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
  6746. dev_kfree_skb(skb);
  6747. if (tx_idx != send_idx)
  6748. goto out;
  6749. if (rx_idx != rx_start_idx + num_pkts)
  6750. goto out;
  6751. desc = &tp->rx_rcb[rx_start_idx];
  6752. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  6753. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  6754. if (opaque_key != RXD_OPAQUE_RING_STD)
  6755. goto out;
  6756. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  6757. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII))
  6758. goto out;
  6759. rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4;
  6760. if (rx_len != tx_len)
  6761. goto out;
  6762. rx_skb = tp->rx_std_buffers[desc_idx].skb;
  6763. map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
  6764. pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
  6765. for (i = 14; i < tx_len; i++) {
  6766. if (*(rx_skb->data + i) != (u8) (i & 0xff))
  6767. goto out;
  6768. }
  6769. err = 0;
  6770. /* tg3_free_rings will unmap and free the rx_skb */
  6771. out:
  6772. return err;
  6773. }
  6774. static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
  6775. u64 *data)
  6776. {
  6777. struct tg3 *tp = netdev_priv(dev);
  6778. memset(data, 0, sizeof(u64) * TG3_NUM_TEST);
  6779. if (tg3_test_nvram(tp) != 0) {
  6780. etest->flags |= ETH_TEST_FL_FAILED;
  6781. data[0] = 1;
  6782. }
  6783. if (tg3_test_link(tp) != 0) {
  6784. etest->flags |= ETH_TEST_FL_FAILED;
  6785. data[1] = 1;
  6786. }
  6787. if (etest->flags & ETH_TEST_FL_OFFLINE) {
  6788. int irq_sync = 0;
  6789. if (netif_running(dev)) {
  6790. tg3_netif_stop(tp);
  6791. irq_sync = 1;
  6792. }
  6793. tg3_full_lock(tp, irq_sync);
  6794. tg3_halt(tp, RESET_KIND_SUSPEND, 1);
  6795. tg3_nvram_lock(tp);
  6796. tg3_halt_cpu(tp, RX_CPU_BASE);
  6797. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  6798. tg3_halt_cpu(tp, TX_CPU_BASE);
  6799. tg3_nvram_unlock(tp);
  6800. if (tg3_test_registers(tp) != 0) {
  6801. etest->flags |= ETH_TEST_FL_FAILED;
  6802. data[2] = 1;
  6803. }
  6804. if (tg3_test_memory(tp) != 0) {
  6805. etest->flags |= ETH_TEST_FL_FAILED;
  6806. data[3] = 1;
  6807. }
  6808. if (tg3_test_loopback(tp) != 0) {
  6809. etest->flags |= ETH_TEST_FL_FAILED;
  6810. data[4] = 1;
  6811. }
  6812. tg3_full_unlock(tp);
  6813. if (tg3_test_interrupt(tp) != 0) {
  6814. etest->flags |= ETH_TEST_FL_FAILED;
  6815. data[5] = 1;
  6816. }
  6817. tg3_full_lock(tp, 0);
  6818. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6819. if (netif_running(dev)) {
  6820. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  6821. tg3_init_hw(tp);
  6822. tg3_netif_start(tp);
  6823. }
  6824. tg3_full_unlock(tp);
  6825. }
  6826. }
  6827. static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
  6828. {
  6829. struct mii_ioctl_data *data = if_mii(ifr);
  6830. struct tg3 *tp = netdev_priv(dev);
  6831. int err;
  6832. switch(cmd) {
  6833. case SIOCGMIIPHY:
  6834. data->phy_id = PHY_ADDR;
  6835. /* fallthru */
  6836. case SIOCGMIIREG: {
  6837. u32 mii_regval;
  6838. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6839. break; /* We have no PHY */
  6840. spin_lock_bh(&tp->lock);
  6841. err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
  6842. spin_unlock_bh(&tp->lock);
  6843. data->val_out = mii_regval;
  6844. return err;
  6845. }
  6846. case SIOCSMIIREG:
  6847. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6848. break; /* We have no PHY */
  6849. if (!capable(CAP_NET_ADMIN))
  6850. return -EPERM;
  6851. spin_lock_bh(&tp->lock);
  6852. err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
  6853. spin_unlock_bh(&tp->lock);
  6854. return err;
  6855. default:
  6856. /* do nothing */
  6857. break;
  6858. }
  6859. return -EOPNOTSUPP;
  6860. }
  6861. #if TG3_VLAN_TAG_USED
  6862. static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
  6863. {
  6864. struct tg3 *tp = netdev_priv(dev);
  6865. tg3_full_lock(tp, 0);
  6866. tp->vlgrp = grp;
  6867. /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
  6868. __tg3_set_rx_mode(dev);
  6869. tg3_full_unlock(tp);
  6870. }
  6871. static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
  6872. {
  6873. struct tg3 *tp = netdev_priv(dev);
  6874. tg3_full_lock(tp, 0);
  6875. if (tp->vlgrp)
  6876. tp->vlgrp->vlan_devices[vid] = NULL;
  6877. tg3_full_unlock(tp);
  6878. }
  6879. #endif
  6880. static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  6881. {
  6882. struct tg3 *tp = netdev_priv(dev);
  6883. memcpy(ec, &tp->coal, sizeof(*ec));
  6884. return 0;
  6885. }
  6886. static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  6887. {
  6888. struct tg3 *tp = netdev_priv(dev);
  6889. u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0;
  6890. u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0;
  6891. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  6892. max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT;
  6893. max_txcoal_tick_int = MAX_TXCOAL_TICK_INT;
  6894. max_stat_coal_ticks = MAX_STAT_COAL_TICKS;
  6895. min_stat_coal_ticks = MIN_STAT_COAL_TICKS;
  6896. }
  6897. if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) ||
  6898. (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) ||
  6899. (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) ||
  6900. (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) ||
  6901. (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) ||
  6902. (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) ||
  6903. (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) ||
  6904. (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) ||
  6905. (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) ||
  6906. (ec->stats_block_coalesce_usecs < min_stat_coal_ticks))
  6907. return -EINVAL;
  6908. /* No rx interrupts will be generated if both are zero */
  6909. if ((ec->rx_coalesce_usecs == 0) &&
  6910. (ec->rx_max_coalesced_frames == 0))
  6911. return -EINVAL;
  6912. /* No tx interrupts will be generated if both are zero */
  6913. if ((ec->tx_coalesce_usecs == 0) &&
  6914. (ec->tx_max_coalesced_frames == 0))
  6915. return -EINVAL;
  6916. /* Only copy relevant parameters, ignore all others. */
  6917. tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs;
  6918. tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs;
  6919. tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames;
  6920. tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames;
  6921. tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq;
  6922. tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq;
  6923. tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq;
  6924. tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq;
  6925. tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs;
  6926. if (netif_running(dev)) {
  6927. tg3_full_lock(tp, 0);
  6928. __tg3_set_coalesce(tp, &tp->coal);
  6929. tg3_full_unlock(tp);
  6930. }
  6931. return 0;
  6932. }
  6933. static struct ethtool_ops tg3_ethtool_ops = {
  6934. .get_settings = tg3_get_settings,
  6935. .set_settings = tg3_set_settings,
  6936. .get_drvinfo = tg3_get_drvinfo,
  6937. .get_regs_len = tg3_get_regs_len,
  6938. .get_regs = tg3_get_regs,
  6939. .get_wol = tg3_get_wol,
  6940. .set_wol = tg3_set_wol,
  6941. .get_msglevel = tg3_get_msglevel,
  6942. .set_msglevel = tg3_set_msglevel,
  6943. .nway_reset = tg3_nway_reset,
  6944. .get_link = ethtool_op_get_link,
  6945. .get_eeprom_len = tg3_get_eeprom_len,
  6946. .get_eeprom = tg3_get_eeprom,
  6947. .set_eeprom = tg3_set_eeprom,
  6948. .get_ringparam = tg3_get_ringparam,
  6949. .set_ringparam = tg3_set_ringparam,
  6950. .get_pauseparam = tg3_get_pauseparam,
  6951. .set_pauseparam = tg3_set_pauseparam,
  6952. .get_rx_csum = tg3_get_rx_csum,
  6953. .set_rx_csum = tg3_set_rx_csum,
  6954. .get_tx_csum = ethtool_op_get_tx_csum,
  6955. .set_tx_csum = tg3_set_tx_csum,
  6956. .get_sg = ethtool_op_get_sg,
  6957. .set_sg = ethtool_op_set_sg,
  6958. #if TG3_TSO_SUPPORT != 0
  6959. .get_tso = ethtool_op_get_tso,
  6960. .set_tso = tg3_set_tso,
  6961. #endif
  6962. .self_test_count = tg3_get_test_count,
  6963. .self_test = tg3_self_test,
  6964. .get_strings = tg3_get_strings,
  6965. .get_stats_count = tg3_get_stats_count,
  6966. .get_ethtool_stats = tg3_get_ethtool_stats,
  6967. .get_coalesce = tg3_get_coalesce,
  6968. .set_coalesce = tg3_set_coalesce,
  6969. };
  6970. static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
  6971. {
  6972. u32 cursize, val;
  6973. tp->nvram_size = EEPROM_CHIP_SIZE;
  6974. if (tg3_nvram_read(tp, 0, &val) != 0)
  6975. return;
  6976. if (swab32(val) != TG3_EEPROM_MAGIC)
  6977. return;
  6978. /*
  6979. * Size the chip by reading offsets at increasing powers of two.
  6980. * When we encounter our validation signature, we know the addressing
  6981. * has wrapped around, and thus have our chip size.
  6982. */
  6983. cursize = 0x800;
  6984. while (cursize < tp->nvram_size) {
  6985. if (tg3_nvram_read(tp, cursize, &val) != 0)
  6986. return;
  6987. if (swab32(val) == TG3_EEPROM_MAGIC)
  6988. break;
  6989. cursize <<= 1;
  6990. }
  6991. tp->nvram_size = cursize;
  6992. }
  6993. static void __devinit tg3_get_nvram_size(struct tg3 *tp)
  6994. {
  6995. u32 val;
  6996. if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
  6997. if (val != 0) {
  6998. tp->nvram_size = (val >> 16) * 1024;
  6999. return;
  7000. }
  7001. }
  7002. tp->nvram_size = 0x20000;
  7003. }
  7004. static void __devinit tg3_get_nvram_info(struct tg3 *tp)
  7005. {
  7006. u32 nvcfg1;
  7007. nvcfg1 = tr32(NVRAM_CFG1);
  7008. if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
  7009. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7010. }
  7011. else {
  7012. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  7013. tw32(NVRAM_CFG1, nvcfg1);
  7014. }
  7015. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  7016. switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) {
  7017. case FLASH_VENDOR_ATMEL_FLASH_BUFFERED:
  7018. tp->nvram_jedecnum = JEDEC_ATMEL;
  7019. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  7020. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7021. break;
  7022. case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED:
  7023. tp->nvram_jedecnum = JEDEC_ATMEL;
  7024. tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE;
  7025. break;
  7026. case FLASH_VENDOR_ATMEL_EEPROM:
  7027. tp->nvram_jedecnum = JEDEC_ATMEL;
  7028. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  7029. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7030. break;
  7031. case FLASH_VENDOR_ST:
  7032. tp->nvram_jedecnum = JEDEC_ST;
  7033. tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE;
  7034. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7035. break;
  7036. case FLASH_VENDOR_SAIFUN:
  7037. tp->nvram_jedecnum = JEDEC_SAIFUN;
  7038. tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE;
  7039. break;
  7040. case FLASH_VENDOR_SST_SMALL:
  7041. case FLASH_VENDOR_SST_LARGE:
  7042. tp->nvram_jedecnum = JEDEC_SST;
  7043. tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE;
  7044. break;
  7045. }
  7046. }
  7047. else {
  7048. tp->nvram_jedecnum = JEDEC_ATMEL;
  7049. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  7050. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7051. }
  7052. }
  7053. static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
  7054. {
  7055. u32 nvcfg1;
  7056. nvcfg1 = tr32(NVRAM_CFG1);
  7057. /* NVRAM protection for TPM */
  7058. if (nvcfg1 & (1 << 27))
  7059. tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
  7060. switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
  7061. case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ:
  7062. case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ:
  7063. tp->nvram_jedecnum = JEDEC_ATMEL;
  7064. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7065. break;
  7066. case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
  7067. tp->nvram_jedecnum = JEDEC_ATMEL;
  7068. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7069. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7070. break;
  7071. case FLASH_5752VENDOR_ST_M45PE10:
  7072. case FLASH_5752VENDOR_ST_M45PE20:
  7073. case FLASH_5752VENDOR_ST_M45PE40:
  7074. tp->nvram_jedecnum = JEDEC_ST;
  7075. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  7076. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  7077. break;
  7078. }
  7079. if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
  7080. switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
  7081. case FLASH_5752PAGE_SIZE_256:
  7082. tp->nvram_pagesize = 256;
  7083. break;
  7084. case FLASH_5752PAGE_SIZE_512:
  7085. tp->nvram_pagesize = 512;
  7086. break;
  7087. case FLASH_5752PAGE_SIZE_1K:
  7088. tp->nvram_pagesize = 1024;
  7089. break;
  7090. case FLASH_5752PAGE_SIZE_2K:
  7091. tp->nvram_pagesize = 2048;
  7092. break;
  7093. case FLASH_5752PAGE_SIZE_4K:
  7094. tp->nvram_pagesize = 4096;
  7095. break;
  7096. case FLASH_5752PAGE_SIZE_264:
  7097. tp->nvram_pagesize = 264;
  7098. break;
  7099. }
  7100. }
  7101. else {
  7102. /* For eeprom, set pagesize to maximum eeprom size */
  7103. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  7104. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  7105. tw32(NVRAM_CFG1, nvcfg1);
  7106. }
  7107. }
  7108. /* Chips other than 5700/5701 use the NVRAM for fetching info. */
  7109. static void __devinit tg3_nvram_init(struct tg3 *tp)
  7110. {
  7111. int j;
  7112. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X)
  7113. return;
  7114. tw32_f(GRC_EEPROM_ADDR,
  7115. (EEPROM_ADDR_FSM_RESET |
  7116. (EEPROM_DEFAULT_CLOCK_PERIOD <<
  7117. EEPROM_ADDR_CLKPERD_SHIFT)));
  7118. /* XXX schedule_timeout() ... */
  7119. for (j = 0; j < 100; j++)
  7120. udelay(10);
  7121. /* Enable seeprom accesses. */
  7122. tw32_f(GRC_LOCAL_CTRL,
  7123. tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);
  7124. udelay(100);
  7125. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  7126. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
  7127. tp->tg3_flags |= TG3_FLAG_NVRAM;
  7128. tg3_enable_nvram_access(tp);
  7129. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  7130. tg3_get_5752_nvram_info(tp);
  7131. else
  7132. tg3_get_nvram_info(tp);
  7133. tg3_get_nvram_size(tp);
  7134. tg3_disable_nvram_access(tp);
  7135. } else {
  7136. tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
  7137. tg3_get_eeprom_size(tp);
  7138. }
  7139. }
  7140. static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
  7141. u32 offset, u32 *val)
  7142. {
  7143. u32 tmp;
  7144. int i;
  7145. if (offset > EEPROM_ADDR_ADDR_MASK ||
  7146. (offset % 4) != 0)
  7147. return -EINVAL;
  7148. tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
  7149. EEPROM_ADDR_DEVID_MASK |
  7150. EEPROM_ADDR_READ);
  7151. tw32(GRC_EEPROM_ADDR,
  7152. tmp |
  7153. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  7154. ((offset << EEPROM_ADDR_ADDR_SHIFT) &
  7155. EEPROM_ADDR_ADDR_MASK) |
  7156. EEPROM_ADDR_READ | EEPROM_ADDR_START);
  7157. for (i = 0; i < 10000; i++) {
  7158. tmp = tr32(GRC_EEPROM_ADDR);
  7159. if (tmp & EEPROM_ADDR_COMPLETE)
  7160. break;
  7161. udelay(100);
  7162. }
  7163. if (!(tmp & EEPROM_ADDR_COMPLETE))
  7164. return -EBUSY;
  7165. *val = tr32(GRC_EEPROM_DATA);
  7166. return 0;
  7167. }
  7168. #define NVRAM_CMD_TIMEOUT 10000
  7169. static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
  7170. {
  7171. int i;
  7172. tw32(NVRAM_CMD, nvram_cmd);
  7173. for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
  7174. udelay(10);
  7175. if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
  7176. udelay(10);
  7177. break;
  7178. }
  7179. }
  7180. if (i == NVRAM_CMD_TIMEOUT) {
  7181. return -EBUSY;
  7182. }
  7183. return 0;
  7184. }
  7185. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
  7186. {
  7187. int ret;
  7188. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7189. printk(KERN_ERR PFX "Attempt to do nvram_read on Sun 570X\n");
  7190. return -EINVAL;
  7191. }
  7192. if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
  7193. return tg3_nvram_read_using_eeprom(tp, offset, val);
  7194. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
  7195. (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  7196. (tp->nvram_jedecnum == JEDEC_ATMEL)) {
  7197. offset = ((offset / tp->nvram_pagesize) <<
  7198. ATMEL_AT45DB0X1B_PAGE_POS) +
  7199. (offset % tp->nvram_pagesize);
  7200. }
  7201. if (offset > NVRAM_ADDR_MSK)
  7202. return -EINVAL;
  7203. tg3_nvram_lock(tp);
  7204. tg3_enable_nvram_access(tp);
  7205. tw32(NVRAM_ADDR, offset);
  7206. ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
  7207. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
  7208. if (ret == 0)
  7209. *val = swab32(tr32(NVRAM_RDDATA));
  7210. tg3_nvram_unlock(tp);
  7211. tg3_disable_nvram_access(tp);
  7212. return ret;
  7213. }
  7214. static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
  7215. u32 offset, u32 len, u8 *buf)
  7216. {
  7217. int i, j, rc = 0;
  7218. u32 val;
  7219. for (i = 0; i < len; i += 4) {
  7220. u32 addr, data;
  7221. addr = offset + i;
  7222. memcpy(&data, buf + i, 4);
  7223. tw32(GRC_EEPROM_DATA, cpu_to_le32(data));
  7224. val = tr32(GRC_EEPROM_ADDR);
  7225. tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
  7226. val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK |
  7227. EEPROM_ADDR_READ);
  7228. tw32(GRC_EEPROM_ADDR, val |
  7229. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  7230. (addr & EEPROM_ADDR_ADDR_MASK) |
  7231. EEPROM_ADDR_START |
  7232. EEPROM_ADDR_WRITE);
  7233. for (j = 0; j < 10000; j++) {
  7234. val = tr32(GRC_EEPROM_ADDR);
  7235. if (val & EEPROM_ADDR_COMPLETE)
  7236. break;
  7237. udelay(100);
  7238. }
  7239. if (!(val & EEPROM_ADDR_COMPLETE)) {
  7240. rc = -EBUSY;
  7241. break;
  7242. }
  7243. }
  7244. return rc;
  7245. }
  7246. /* offset and length are dword aligned */
  7247. static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
  7248. u8 *buf)
  7249. {
  7250. int ret = 0;
  7251. u32 pagesize = tp->nvram_pagesize;
  7252. u32 pagemask = pagesize - 1;
  7253. u32 nvram_cmd;
  7254. u8 *tmp;
  7255. tmp = kmalloc(pagesize, GFP_KERNEL);
  7256. if (tmp == NULL)
  7257. return -ENOMEM;
  7258. while (len) {
  7259. int j;
  7260. u32 phy_addr, page_off, size;
  7261. phy_addr = offset & ~pagemask;
  7262. for (j = 0; j < pagesize; j += 4) {
  7263. if ((ret = tg3_nvram_read(tp, phy_addr + j,
  7264. (u32 *) (tmp + j))))
  7265. break;
  7266. }
  7267. if (ret)
  7268. break;
  7269. page_off = offset & pagemask;
  7270. size = pagesize;
  7271. if (len < size)
  7272. size = len;
  7273. len -= size;
  7274. memcpy(tmp + page_off, buf, size);
  7275. offset = offset + (pagesize - page_off);
  7276. tg3_enable_nvram_access(tp);
  7277. /*
  7278. * Before we can erase the flash page, we need
  7279. * to issue a special "write enable" command.
  7280. */
  7281. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7282. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7283. break;
  7284. /* Erase the target page */
  7285. tw32(NVRAM_ADDR, phy_addr);
  7286. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
  7287. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
  7288. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7289. break;
  7290. /* Issue another write enable to start the write. */
  7291. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7292. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7293. break;
  7294. for (j = 0; j < pagesize; j += 4) {
  7295. u32 data;
  7296. data = *((u32 *) (tmp + j));
  7297. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  7298. tw32(NVRAM_ADDR, phy_addr + j);
  7299. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE |
  7300. NVRAM_CMD_WR;
  7301. if (j == 0)
  7302. nvram_cmd |= NVRAM_CMD_FIRST;
  7303. else if (j == (pagesize - 4))
  7304. nvram_cmd |= NVRAM_CMD_LAST;
  7305. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  7306. break;
  7307. }
  7308. if (ret)
  7309. break;
  7310. }
  7311. nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7312. tg3_nvram_exec_cmd(tp, nvram_cmd);
  7313. kfree(tmp);
  7314. return ret;
  7315. }
  7316. /* offset and length are dword aligned */
  7317. static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
  7318. u8 *buf)
  7319. {
  7320. int i, ret = 0;
  7321. for (i = 0; i < len; i += 4, offset += 4) {
  7322. u32 data, page_off, phy_addr, nvram_cmd;
  7323. memcpy(&data, buf + i, 4);
  7324. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  7325. page_off = offset % tp->nvram_pagesize;
  7326. if ((tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  7327. (tp->nvram_jedecnum == JEDEC_ATMEL)) {
  7328. phy_addr = ((offset / tp->nvram_pagesize) <<
  7329. ATMEL_AT45DB0X1B_PAGE_POS) + page_off;
  7330. }
  7331. else {
  7332. phy_addr = offset;
  7333. }
  7334. tw32(NVRAM_ADDR, phy_addr);
  7335. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
  7336. if ((page_off == 0) || (i == 0))
  7337. nvram_cmd |= NVRAM_CMD_FIRST;
  7338. else if (page_off == (tp->nvram_pagesize - 4))
  7339. nvram_cmd |= NVRAM_CMD_LAST;
  7340. if (i == (len - 4))
  7341. nvram_cmd |= NVRAM_CMD_LAST;
  7342. if ((tp->nvram_jedecnum == JEDEC_ST) &&
  7343. (nvram_cmd & NVRAM_CMD_FIRST)) {
  7344. if ((ret = tg3_nvram_exec_cmd(tp,
  7345. NVRAM_CMD_WREN | NVRAM_CMD_GO |
  7346. NVRAM_CMD_DONE)))
  7347. break;
  7348. }
  7349. if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  7350. /* We always do complete word writes to eeprom. */
  7351. nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);
  7352. }
  7353. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  7354. break;
  7355. }
  7356. return ret;
  7357. }
  7358. /* offset and length are dword aligned */
  7359. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
  7360. {
  7361. int ret;
  7362. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7363. printk(KERN_ERR PFX "Attempt to do nvram_write on Sun 570X\n");
  7364. return -EINVAL;
  7365. }
  7366. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  7367. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
  7368. ~GRC_LCLCTRL_GPIO_OUTPUT1);
  7369. udelay(40);
  7370. }
  7371. if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) {
  7372. ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf);
  7373. }
  7374. else {
  7375. u32 grc_mode;
  7376. tg3_nvram_lock(tp);
  7377. tg3_enable_nvram_access(tp);
  7378. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  7379. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM))
  7380. tw32(NVRAM_WRITE1, 0x406);
  7381. grc_mode = tr32(GRC_MODE);
  7382. tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE);
  7383. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) ||
  7384. !(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  7385. ret = tg3_nvram_write_block_buffered(tp, offset, len,
  7386. buf);
  7387. }
  7388. else {
  7389. ret = tg3_nvram_write_block_unbuffered(tp, offset, len,
  7390. buf);
  7391. }
  7392. grc_mode = tr32(GRC_MODE);
  7393. tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE);
  7394. tg3_disable_nvram_access(tp);
  7395. tg3_nvram_unlock(tp);
  7396. }
  7397. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  7398. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  7399. udelay(40);
  7400. }
  7401. return ret;
  7402. }
  7403. struct subsys_tbl_ent {
  7404. u16 subsys_vendor, subsys_devid;
  7405. u32 phy_id;
  7406. };
  7407. static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
  7408. /* Broadcom boards. */
  7409. { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
  7410. { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
  7411. { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
  7412. { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 }, /* BCM95700A9 */
  7413. { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
  7414. { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
  7415. { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 }, /* BCM95701A7 */
  7416. { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
  7417. { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
  7418. { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */
  7419. { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */
  7420. /* 3com boards. */
  7421. { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
  7422. { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
  7423. { PCI_VENDOR_ID_3COM, 0x1004, 0 }, /* 3C996SX */
  7424. { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
  7425. { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */
  7426. /* DELL boards. */
  7427. { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
  7428. { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
  7429. { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
  7430. { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
  7431. /* Compaq boards. */
  7432. { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
  7433. { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
  7434. { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 }, /* CHANGELING */
  7435. { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
  7436. { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */
  7437. /* IBM boards. */
  7438. { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */
  7439. };
  7440. static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp)
  7441. {
  7442. int i;
  7443. for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) {
  7444. if ((subsys_id_to_phy_id[i].subsys_vendor ==
  7445. tp->pdev->subsystem_vendor) &&
  7446. (subsys_id_to_phy_id[i].subsys_devid ==
  7447. tp->pdev->subsystem_device))
  7448. return &subsys_id_to_phy_id[i];
  7449. }
  7450. return NULL;
  7451. }
  7452. /* Since this function may be called in D3-hot power state during
  7453. * tg3_init_one(), only config cycles are allowed.
  7454. */
  7455. static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
  7456. {
  7457. u32 val;
  7458. /* Make sure register accesses (indirect or otherwise)
  7459. * will function correctly.
  7460. */
  7461. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7462. tp->misc_host_ctrl);
  7463. tp->phy_id = PHY_ID_INVALID;
  7464. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7465. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  7466. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  7467. u32 nic_cfg, led_cfg;
  7468. u32 nic_phy_id, ver, cfg2 = 0, eeprom_phy_id;
  7469. int eeprom_phy_serdes = 0;
  7470. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  7471. tp->nic_sram_data_cfg = nic_cfg;
  7472. tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver);
  7473. ver >>= NIC_SRAM_DATA_VER_SHIFT;
  7474. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  7475. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  7476. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) &&
  7477. (ver > 0) && (ver < 0x100))
  7478. tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2);
  7479. if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
  7480. NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER)
  7481. eeprom_phy_serdes = 1;
  7482. tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
  7483. if (nic_phy_id != 0) {
  7484. u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
  7485. u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;
  7486. eeprom_phy_id = (id1 >> 16) << 10;
  7487. eeprom_phy_id |= (id2 & 0xfc00) << 16;
  7488. eeprom_phy_id |= (id2 & 0x03ff) << 0;
  7489. } else
  7490. eeprom_phy_id = 0;
  7491. tp->phy_id = eeprom_phy_id;
  7492. if (eeprom_phy_serdes) {
  7493. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7494. tp->tg3_flags2 |= TG3_FLG2_MII_SERDES;
  7495. else
  7496. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7497. }
  7498. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7499. led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK |
  7500. SHASTA_EXT_LED_MODE_MASK);
  7501. else
  7502. led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK;
  7503. switch (led_cfg) {
  7504. default:
  7505. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1:
  7506. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7507. break;
  7508. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2:
  7509. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  7510. break;
  7511. case NIC_SRAM_DATA_CFG_LED_MODE_MAC:
  7512. tp->led_ctrl = LED_CTRL_MODE_MAC;
  7513. /* Default to PHY_1_MODE if 0 (MAC_MODE) is
  7514. * read on some older 5700/5701 bootcode.
  7515. */
  7516. if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
  7517. ASIC_REV_5700 ||
  7518. GET_ASIC_REV(tp->pci_chip_rev_id) ==
  7519. ASIC_REV_5701)
  7520. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7521. break;
  7522. case SHASTA_EXT_LED_SHARED:
  7523. tp->led_ctrl = LED_CTRL_MODE_SHARED;
  7524. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
  7525. tp->pci_chip_rev_id != CHIPREV_ID_5750_A1)
  7526. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  7527. LED_CTRL_MODE_PHY_2);
  7528. break;
  7529. case SHASTA_EXT_LED_MAC:
  7530. tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC;
  7531. break;
  7532. case SHASTA_EXT_LED_COMBO:
  7533. tp->led_ctrl = LED_CTRL_MODE_COMBO;
  7534. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)
  7535. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  7536. LED_CTRL_MODE_PHY_2);
  7537. break;
  7538. };
  7539. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  7540. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) &&
  7541. tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
  7542. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  7543. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  7544. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  7545. (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP))
  7546. tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
  7547. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  7548. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  7549. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7550. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  7551. }
  7552. if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)
  7553. tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP;
  7554. if (cfg2 & (1 << 17))
  7555. tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING;
  7556. /* serdes signal pre-emphasis in register 0x590 set by */
  7557. /* bootcode if bit 18 is set */
  7558. if (cfg2 & (1 << 18))
  7559. tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS;
  7560. }
  7561. }
  7562. static int __devinit tg3_phy_probe(struct tg3 *tp)
  7563. {
  7564. u32 hw_phy_id_1, hw_phy_id_2;
  7565. u32 hw_phy_id, hw_phy_id_masked;
  7566. int err;
  7567. /* Reading the PHY ID register can conflict with ASF
  7568. * firwmare access to the PHY hardware.
  7569. */
  7570. err = 0;
  7571. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  7572. hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID;
  7573. } else {
  7574. /* Now read the physical PHY_ID from the chip and verify
  7575. * that it is sane. If it doesn't look good, we fall back
  7576. * to either the hard-coded table based PHY_ID and failing
  7577. * that the value found in the eeprom area.
  7578. */
  7579. err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
  7580. err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);
  7581. hw_phy_id = (hw_phy_id_1 & 0xffff) << 10;
  7582. hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
  7583. hw_phy_id |= (hw_phy_id_2 & 0x03ff) << 0;
  7584. hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;
  7585. }
  7586. if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
  7587. tp->phy_id = hw_phy_id;
  7588. if (hw_phy_id_masked == PHY_ID_BCM8002)
  7589. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7590. else
  7591. tp->tg3_flags2 &= ~TG3_FLG2_PHY_SERDES;
  7592. } else {
  7593. if (tp->phy_id != PHY_ID_INVALID) {
  7594. /* Do nothing, phy ID already set up in
  7595. * tg3_get_eeprom_hw_cfg().
  7596. */
  7597. } else {
  7598. struct subsys_tbl_ent *p;
  7599. /* No eeprom signature? Try the hardcoded
  7600. * subsys device table.
  7601. */
  7602. p = lookup_by_subsys(tp);
  7603. if (!p)
  7604. return -ENODEV;
  7605. tp->phy_id = p->phy_id;
  7606. if (!tp->phy_id ||
  7607. tp->phy_id == PHY_ID_BCM8002)
  7608. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7609. }
  7610. }
  7611. if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) &&
  7612. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
  7613. u32 bmsr, adv_reg, tg3_ctrl;
  7614. tg3_readphy(tp, MII_BMSR, &bmsr);
  7615. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  7616. (bmsr & BMSR_LSTATUS))
  7617. goto skip_phy_reset;
  7618. err = tg3_phy_reset(tp);
  7619. if (err)
  7620. return err;
  7621. adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  7622. ADVERTISE_100HALF | ADVERTISE_100FULL |
  7623. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  7624. tg3_ctrl = 0;
  7625. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  7626. tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
  7627. MII_TG3_CTRL_ADV_1000_FULL);
  7628. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  7629. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  7630. tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER |
  7631. MII_TG3_CTRL_ENABLE_AS_MASTER);
  7632. }
  7633. if (!tg3_copper_is_advertising_all(tp)) {
  7634. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  7635. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  7636. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  7637. tg3_writephy(tp, MII_BMCR,
  7638. BMCR_ANENABLE | BMCR_ANRESTART);
  7639. }
  7640. tg3_phy_set_wirespeed(tp);
  7641. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  7642. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  7643. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  7644. }
  7645. skip_phy_reset:
  7646. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  7647. err = tg3_init_5401phy_dsp(tp);
  7648. if (err)
  7649. return err;
  7650. }
  7651. if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
  7652. err = tg3_init_5401phy_dsp(tp);
  7653. }
  7654. if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
  7655. tp->link_config.advertising =
  7656. (ADVERTISED_1000baseT_Half |
  7657. ADVERTISED_1000baseT_Full |
  7658. ADVERTISED_Autoneg |
  7659. ADVERTISED_FIBRE);
  7660. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  7661. tp->link_config.advertising &=
  7662. ~(ADVERTISED_1000baseT_Half |
  7663. ADVERTISED_1000baseT_Full);
  7664. return err;
  7665. }
  7666. static void __devinit tg3_read_partno(struct tg3 *tp)
  7667. {
  7668. unsigned char vpd_data[256];
  7669. int i;
  7670. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7671. /* Sun decided not to put the necessary bits in the
  7672. * NVRAM of their onboard tg3 parts :(
  7673. */
  7674. strcpy(tp->board_part_number, "Sun 570X");
  7675. return;
  7676. }
  7677. for (i = 0; i < 256; i += 4) {
  7678. u32 tmp;
  7679. if (tg3_nvram_read(tp, 0x100 + i, &tmp))
  7680. goto out_not_found;
  7681. vpd_data[i + 0] = ((tmp >> 0) & 0xff);
  7682. vpd_data[i + 1] = ((tmp >> 8) & 0xff);
  7683. vpd_data[i + 2] = ((tmp >> 16) & 0xff);
  7684. vpd_data[i + 3] = ((tmp >> 24) & 0xff);
  7685. }
  7686. /* Now parse and find the part number. */
  7687. for (i = 0; i < 256; ) {
  7688. unsigned char val = vpd_data[i];
  7689. int block_end;
  7690. if (val == 0x82 || val == 0x91) {
  7691. i = (i + 3 +
  7692. (vpd_data[i + 1] +
  7693. (vpd_data[i + 2] << 8)));
  7694. continue;
  7695. }
  7696. if (val != 0x90)
  7697. goto out_not_found;
  7698. block_end = (i + 3 +
  7699. (vpd_data[i + 1] +
  7700. (vpd_data[i + 2] << 8)));
  7701. i += 3;
  7702. while (i < block_end) {
  7703. if (vpd_data[i + 0] == 'P' &&
  7704. vpd_data[i + 1] == 'N') {
  7705. int partno_len = vpd_data[i + 2];
  7706. if (partno_len > 24)
  7707. goto out_not_found;
  7708. memcpy(tp->board_part_number,
  7709. &vpd_data[i + 3],
  7710. partno_len);
  7711. /* Success. */
  7712. return;
  7713. }
  7714. }
  7715. /* Part number not found. */
  7716. goto out_not_found;
  7717. }
  7718. out_not_found:
  7719. strcpy(tp->board_part_number, "none");
  7720. }
  7721. #ifdef CONFIG_SPARC64
  7722. static int __devinit tg3_is_sun_570X(struct tg3 *tp)
  7723. {
  7724. struct pci_dev *pdev = tp->pdev;
  7725. struct pcidev_cookie *pcp = pdev->sysdata;
  7726. if (pcp != NULL) {
  7727. int node = pcp->prom_node;
  7728. u32 venid;
  7729. int err;
  7730. err = prom_getproperty(node, "subsystem-vendor-id",
  7731. (char *) &venid, sizeof(venid));
  7732. if (err == 0 || err == -1)
  7733. return 0;
  7734. if (venid == PCI_VENDOR_ID_SUN)
  7735. return 1;
  7736. }
  7737. return 0;
  7738. }
  7739. #endif
  7740. static int __devinit tg3_get_invariants(struct tg3 *tp)
  7741. {
  7742. static struct pci_device_id write_reorder_chipsets[] = {
  7743. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7744. PCI_DEVICE_ID_INTEL_82801AA_8) },
  7745. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7746. PCI_DEVICE_ID_INTEL_82801AB_8) },
  7747. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7748. PCI_DEVICE_ID_INTEL_82801BA_11) },
  7749. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7750. PCI_DEVICE_ID_INTEL_82801BA_6) },
  7751. { PCI_DEVICE(PCI_VENDOR_ID_AMD,
  7752. PCI_DEVICE_ID_AMD_FE_GATE_700C) },
  7753. { },
  7754. };
  7755. u32 misc_ctrl_reg;
  7756. u32 cacheline_sz_reg;
  7757. u32 pci_state_reg, grc_misc_cfg;
  7758. u32 val;
  7759. u16 pci_cmd;
  7760. int err;
  7761. #ifdef CONFIG_SPARC64
  7762. if (tg3_is_sun_570X(tp))
  7763. tp->tg3_flags2 |= TG3_FLG2_SUN_570X;
  7764. #endif
  7765. /* If we have an AMD 762 or Intel ICH/ICH0/ICH2 chipset, write
  7766. * reordering to the mailbox registers done by the host
  7767. * controller can cause major troubles. We read back from
  7768. * every mailbox register write to force the writes to be
  7769. * posted to the chip in order.
  7770. */
  7771. if (pci_dev_present(write_reorder_chipsets))
  7772. tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
  7773. /* Force memory write invalidate off. If we leave it on,
  7774. * then on 5700_BX chips we have to enable a workaround.
  7775. * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary
  7776. * to match the cacheline size. The Broadcom driver have this
  7777. * workaround but turns MWI off all the times so never uses
  7778. * it. This seems to suggest that the workaround is insufficient.
  7779. */
  7780. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  7781. pci_cmd &= ~PCI_COMMAND_INVALIDATE;
  7782. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  7783. /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
  7784. * has the register indirect write enable bit set before
  7785. * we try to access any of the MMIO registers. It is also
  7786. * critical that the PCI-X hw workaround situation is decided
  7787. * before that as well.
  7788. */
  7789. pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7790. &misc_ctrl_reg);
  7791. tp->pci_chip_rev_id = (misc_ctrl_reg >>
  7792. MISC_HOST_CTRL_CHIPREV_SHIFT);
  7793. /* Wrong chip ID in 5752 A0. This code can be removed later
  7794. * as A0 is not in production.
  7795. */
  7796. if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
  7797. tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
  7798. /* Find msi capability. */
  7799. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7800. tp->msi_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_MSI);
  7801. /* Initialize misc host control in PCI block. */
  7802. tp->misc_host_ctrl |= (misc_ctrl_reg &
  7803. MISC_HOST_CTRL_CHIPREV);
  7804. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7805. tp->misc_host_ctrl);
  7806. pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  7807. &cacheline_sz_reg);
  7808. tp->pci_cacheline_sz = (cacheline_sz_reg >> 0) & 0xff;
  7809. tp->pci_lat_timer = (cacheline_sz_reg >> 8) & 0xff;
  7810. tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff;
  7811. tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff;
  7812. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
  7813. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
  7814. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7815. tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
  7816. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||
  7817. (tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
  7818. tp->tg3_flags2 |= TG3_FLG2_5705_PLUS;
  7819. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7820. tp->tg3_flags2 |= TG3_FLG2_HW_TSO;
  7821. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
  7822. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 &&
  7823. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752)
  7824. tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
  7825. if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0)
  7826. tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;
  7827. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  7828. tp->pci_lat_timer < 64) {
  7829. tp->pci_lat_timer = 64;
  7830. cacheline_sz_reg = ((tp->pci_cacheline_sz & 0xff) << 0);
  7831. cacheline_sz_reg |= ((tp->pci_lat_timer & 0xff) << 8);
  7832. cacheline_sz_reg |= ((tp->pci_hdr_type & 0xff) << 16);
  7833. cacheline_sz_reg |= ((tp->pci_bist & 0xff) << 24);
  7834. pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  7835. cacheline_sz_reg);
  7836. }
  7837. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  7838. &pci_state_reg);
  7839. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
  7840. tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
  7841. /* If this is a 5700 BX chipset, and we are in PCI-X
  7842. * mode, enable register write workaround.
  7843. *
  7844. * The workaround is to use indirect register accesses
  7845. * for all chip writes not to mailbox registers.
  7846. */
  7847. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) {
  7848. u32 pm_reg;
  7849. u16 pci_cmd;
  7850. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  7851. /* The chip can have it's power management PCI config
  7852. * space registers clobbered due to this bug.
  7853. * So explicitly force the chip into D0 here.
  7854. */
  7855. pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  7856. &pm_reg);
  7857. pm_reg &= ~PCI_PM_CTRL_STATE_MASK;
  7858. pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */;
  7859. pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  7860. pm_reg);
  7861. /* Also, force SERR#/PERR# in PCI command. */
  7862. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  7863. pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
  7864. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  7865. }
  7866. }
  7867. /* Back to back register writes can cause problems on this chip,
  7868. * the workaround is to read back all reg writes except those to
  7869. * mailbox regs. See tg3_write_indirect_reg32().
  7870. *
  7871. * PCI Express 5750_A0 rev chips need this workaround too.
  7872. */
  7873. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  7874. ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  7875. tp->pci_chip_rev_id == CHIPREV_ID_5750_A0))
  7876. tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG;
  7877. if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
  7878. tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
  7879. if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
  7880. tp->tg3_flags |= TG3_FLAG_PCI_32BIT;
  7881. /* Chip-specific fixup from Broadcom driver */
  7882. if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
  7883. (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
  7884. pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
  7885. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
  7886. }
  7887. /* Get eeprom hw config before calling tg3_set_power_state().
  7888. * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be
  7889. * determined before calling tg3_set_power_state() so that
  7890. * we know whether or not to switch out of Vaux power.
  7891. * When the flag is set, it means that GPIO1 is used for eeprom
  7892. * write protect and also implies that it is a LOM where GPIOs
  7893. * are not used to switch power.
  7894. */
  7895. tg3_get_eeprom_hw_cfg(tp);
  7896. /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
  7897. * GPIO1 driven high will bring 5700's external PHY out of reset.
  7898. * It is also used as eeprom write protect on LOMs.
  7899. */
  7900. tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
  7901. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  7902. (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
  7903. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  7904. GRC_LCLCTRL_GPIO_OUTPUT1);
  7905. /* Unused GPIO3 must be driven as output on 5752 because there
  7906. * are no pull-up resistors on unused GPIO pins.
  7907. */
  7908. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  7909. tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
  7910. /* Force the chip into D0. */
  7911. err = tg3_set_power_state(tp, 0);
  7912. if (err) {
  7913. printk(KERN_ERR PFX "(%s) transition to D0 failed\n",
  7914. pci_name(tp->pdev));
  7915. return err;
  7916. }
  7917. /* 5700 B0 chips do not support checksumming correctly due
  7918. * to hardware bugs.
  7919. */
  7920. if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
  7921. tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
  7922. /* Pseudo-header checksum is done by hardware logic and not
  7923. * the offload processers, so make the chip do the pseudo-
  7924. * header checksums on receive. For transmit it is more
  7925. * convenient to do the pseudo-header checksum in software
  7926. * as Linux does that on transmit for us in all cases.
  7927. */
  7928. tp->tg3_flags |= TG3_FLAG_NO_TX_PSEUDO_CSUM;
  7929. tp->tg3_flags &= ~TG3_FLAG_NO_RX_PSEUDO_CSUM;
  7930. /* Derive initial jumbo mode from MTU assigned in
  7931. * ether_setup() via the alloc_etherdev() call
  7932. */
  7933. if (tp->dev->mtu > ETH_DATA_LEN &&
  7934. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780)
  7935. tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
  7936. /* Determine WakeOnLan speed to use. */
  7937. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  7938. tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  7939. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 ||
  7940. tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) {
  7941. tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB);
  7942. } else {
  7943. tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
  7944. }
  7945. /* A few boards don't want Ethernet@WireSpeed phy feature */
  7946. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  7947. ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  7948. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
  7949. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)) ||
  7950. (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
  7951. tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
  7952. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX ||
  7953. GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX)
  7954. tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG;
  7955. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
  7956. tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
  7957. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  7958. tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
  7959. tp->coalesce_mode = 0;
  7960. if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
  7961. GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX)
  7962. tp->coalesce_mode |= HOSTCC_MODE_32BYTE;
  7963. /* Initialize MAC MI mode, polling disabled. */
  7964. tw32_f(MAC_MI_MODE, tp->mi_mode);
  7965. udelay(80);
  7966. /* Initialize data/descriptor byte/word swapping. */
  7967. val = tr32(GRC_MODE);
  7968. val &= GRC_MODE_HOST_STACKUP;
  7969. tw32(GRC_MODE, val | tp->grc_mode);
  7970. tg3_switch_clocks(tp);
  7971. /* Clear this out for sanity. */
  7972. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  7973. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  7974. &pci_state_reg);
  7975. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
  7976. (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) {
  7977. u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl);
  7978. if (chiprevid == CHIPREV_ID_5701_A0 ||
  7979. chiprevid == CHIPREV_ID_5701_B0 ||
  7980. chiprevid == CHIPREV_ID_5701_B2 ||
  7981. chiprevid == CHIPREV_ID_5701_B5) {
  7982. void __iomem *sram_base;
  7983. /* Write some dummy words into the SRAM status block
  7984. * area, see if it reads back correctly. If the return
  7985. * value is bad, force enable the PCIX workaround.
  7986. */
  7987. sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK;
  7988. writel(0x00000000, sram_base);
  7989. writel(0x00000000, sram_base + 4);
  7990. writel(0xffffffff, sram_base + 4);
  7991. if (readl(sram_base) != 0x00000000)
  7992. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  7993. }
  7994. }
  7995. udelay(50);
  7996. tg3_nvram_init(tp);
  7997. grc_misc_cfg = tr32(GRC_MISC_CFG);
  7998. grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
  7999. /* Broadcom's driver says that CIOBE multisplit has a bug */
  8000. #if 0
  8001. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  8002. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
  8003. tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
  8004. tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
  8005. }
  8006. #endif
  8007. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  8008. (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
  8009. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
  8010. tp->tg3_flags2 |= TG3_FLG2_IS_5788;
  8011. if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  8012. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700))
  8013. tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS;
  8014. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
  8015. tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD |
  8016. HOSTCC_MODE_CLRTICK_TXBD);
  8017. tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS;
  8018. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  8019. tp->misc_host_ctrl);
  8020. }
  8021. /* these are limited to 10/100 only */
  8022. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  8023. (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
  8024. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  8025. tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  8026. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 ||
  8027. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 ||
  8028. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) ||
  8029. (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  8030. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F ||
  8031. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F)))
  8032. tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
  8033. err = tg3_phy_probe(tp);
  8034. if (err) {
  8035. printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n",
  8036. pci_name(tp->pdev), err);
  8037. /* ... but do not return immediately ... */
  8038. }
  8039. tg3_read_partno(tp);
  8040. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  8041. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  8042. } else {
  8043. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  8044. tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT;
  8045. else
  8046. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  8047. }
  8048. /* 5700 {AX,BX} chips have a broken status block link
  8049. * change bit implementation, so we must use the
  8050. * status register in those cases.
  8051. */
  8052. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  8053. tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG;
  8054. else
  8055. tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG;
  8056. /* The led_ctrl is set during tg3_phy_probe, here we might
  8057. * have to force the link status polling mechanism based
  8058. * upon subsystem IDs.
  8059. */
  8060. if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
  8061. !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  8062. tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT |
  8063. TG3_FLAG_USE_LINKCHG_REG);
  8064. }
  8065. /* For all SERDES we poll the MAC status register. */
  8066. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  8067. tp->tg3_flags |= TG3_FLAG_POLL_SERDES;
  8068. else
  8069. tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES;
  8070. /* 5700 BX chips need to have their TX producer index mailboxes
  8071. * written twice to workaround a bug.
  8072. */
  8073. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX)
  8074. tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG;
  8075. else
  8076. tp->tg3_flags &= ~TG3_FLAG_TXD_MBOX_HWBUG;
  8077. /* It seems all chips can get confused if TX buffers
  8078. * straddle the 4GB address boundary in some cases.
  8079. */
  8080. tp->dev->hard_start_xmit = tg3_start_xmit;
  8081. tp->rx_offset = 2;
  8082. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
  8083. (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0)
  8084. tp->rx_offset = 0;
  8085. /* By default, disable wake-on-lan. User can change this
  8086. * using ETHTOOL_SWOL.
  8087. */
  8088. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  8089. return err;
  8090. }
  8091. #ifdef CONFIG_SPARC64
  8092. static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
  8093. {
  8094. struct net_device *dev = tp->dev;
  8095. struct pci_dev *pdev = tp->pdev;
  8096. struct pcidev_cookie *pcp = pdev->sysdata;
  8097. if (pcp != NULL) {
  8098. int node = pcp->prom_node;
  8099. if (prom_getproplen(node, "local-mac-address") == 6) {
  8100. prom_getproperty(node, "local-mac-address",
  8101. dev->dev_addr, 6);
  8102. return 0;
  8103. }
  8104. }
  8105. return -ENODEV;
  8106. }
  8107. static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp)
  8108. {
  8109. struct net_device *dev = tp->dev;
  8110. memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
  8111. return 0;
  8112. }
  8113. #endif
  8114. static int __devinit tg3_get_device_address(struct tg3 *tp)
  8115. {
  8116. struct net_device *dev = tp->dev;
  8117. u32 hi, lo, mac_offset;
  8118. #ifdef CONFIG_SPARC64
  8119. if (!tg3_get_macaddr_sparc(tp))
  8120. return 0;
  8121. #endif
  8122. mac_offset = 0x7c;
  8123. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  8124. !(tp->tg3_flags & TG3_FLG2_SUN_570X)) ||
  8125. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  8126. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  8127. mac_offset = 0xcc;
  8128. if (tg3_nvram_lock(tp))
  8129. tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
  8130. else
  8131. tg3_nvram_unlock(tp);
  8132. }
  8133. /* First try to get it from MAC address mailbox. */
  8134. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
  8135. if ((hi >> 16) == 0x484b) {
  8136. dev->dev_addr[0] = (hi >> 8) & 0xff;
  8137. dev->dev_addr[1] = (hi >> 0) & 0xff;
  8138. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
  8139. dev->dev_addr[2] = (lo >> 24) & 0xff;
  8140. dev->dev_addr[3] = (lo >> 16) & 0xff;
  8141. dev->dev_addr[4] = (lo >> 8) & 0xff;
  8142. dev->dev_addr[5] = (lo >> 0) & 0xff;
  8143. }
  8144. /* Next, try NVRAM. */
  8145. else if (!(tp->tg3_flags & TG3_FLG2_SUN_570X) &&
  8146. !tg3_nvram_read(tp, mac_offset + 0, &hi) &&
  8147. !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
  8148. dev->dev_addr[0] = ((hi >> 16) & 0xff);
  8149. dev->dev_addr[1] = ((hi >> 24) & 0xff);
  8150. dev->dev_addr[2] = ((lo >> 0) & 0xff);
  8151. dev->dev_addr[3] = ((lo >> 8) & 0xff);
  8152. dev->dev_addr[4] = ((lo >> 16) & 0xff);
  8153. dev->dev_addr[5] = ((lo >> 24) & 0xff);
  8154. }
  8155. /* Finally just fetch it out of the MAC control regs. */
  8156. else {
  8157. hi = tr32(MAC_ADDR_0_HIGH);
  8158. lo = tr32(MAC_ADDR_0_LOW);
  8159. dev->dev_addr[5] = lo & 0xff;
  8160. dev->dev_addr[4] = (lo >> 8) & 0xff;
  8161. dev->dev_addr[3] = (lo >> 16) & 0xff;
  8162. dev->dev_addr[2] = (lo >> 24) & 0xff;
  8163. dev->dev_addr[1] = hi & 0xff;
  8164. dev->dev_addr[0] = (hi >> 8) & 0xff;
  8165. }
  8166. if (!is_valid_ether_addr(&dev->dev_addr[0])) {
  8167. #ifdef CONFIG_SPARC64
  8168. if (!tg3_get_default_macaddr_sparc(tp))
  8169. return 0;
  8170. #endif
  8171. return -EINVAL;
  8172. }
  8173. return 0;
  8174. }
  8175. #define BOUNDARY_SINGLE_CACHELINE 1
  8176. #define BOUNDARY_MULTI_CACHELINE 2
  8177. static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
  8178. {
  8179. int cacheline_size;
  8180. u8 byte;
  8181. int goal;
  8182. pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte);
  8183. if (byte == 0)
  8184. cacheline_size = 1024;
  8185. else
  8186. cacheline_size = (int) byte * 4;
  8187. /* On 5703 and later chips, the boundary bits have no
  8188. * effect.
  8189. */
  8190. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  8191. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 &&
  8192. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  8193. goto out;
  8194. #if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC)
  8195. goal = BOUNDARY_MULTI_CACHELINE;
  8196. #else
  8197. #if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA)
  8198. goal = BOUNDARY_SINGLE_CACHELINE;
  8199. #else
  8200. goal = 0;
  8201. #endif
  8202. #endif
  8203. if (!goal)
  8204. goto out;
  8205. /* PCI controllers on most RISC systems tend to disconnect
  8206. * when a device tries to burst across a cache-line boundary.
  8207. * Therefore, letting tg3 do so just wastes PCI bandwidth.
  8208. *
  8209. * Unfortunately, for PCI-E there are only limited
  8210. * write-side controls for this, and thus for reads
  8211. * we will still get the disconnects. We'll also waste
  8212. * these PCI cycles for both read and write for chips
  8213. * other than 5700 and 5701 which do not implement the
  8214. * boundary bits.
  8215. */
  8216. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
  8217. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  8218. switch (cacheline_size) {
  8219. case 16:
  8220. case 32:
  8221. case 64:
  8222. case 128:
  8223. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8224. val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX |
  8225. DMA_RWCTRL_WRITE_BNDRY_128_PCIX);
  8226. } else {
  8227. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  8228. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  8229. }
  8230. break;
  8231. case 256:
  8232. val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX |
  8233. DMA_RWCTRL_WRITE_BNDRY_256_PCIX);
  8234. break;
  8235. default:
  8236. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  8237. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  8238. break;
  8239. };
  8240. } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  8241. switch (cacheline_size) {
  8242. case 16:
  8243. case 32:
  8244. case 64:
  8245. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8246. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  8247. val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE;
  8248. break;
  8249. }
  8250. /* fallthrough */
  8251. case 128:
  8252. default:
  8253. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  8254. val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE;
  8255. break;
  8256. };
  8257. } else {
  8258. switch (cacheline_size) {
  8259. case 16:
  8260. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8261. val |= (DMA_RWCTRL_READ_BNDRY_16 |
  8262. DMA_RWCTRL_WRITE_BNDRY_16);
  8263. break;
  8264. }
  8265. /* fallthrough */
  8266. case 32:
  8267. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8268. val |= (DMA_RWCTRL_READ_BNDRY_32 |
  8269. DMA_RWCTRL_WRITE_BNDRY_32);
  8270. break;
  8271. }
  8272. /* fallthrough */
  8273. case 64:
  8274. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8275. val |= (DMA_RWCTRL_READ_BNDRY_64 |
  8276. DMA_RWCTRL_WRITE_BNDRY_64);
  8277. break;
  8278. }
  8279. /* fallthrough */
  8280. case 128:
  8281. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8282. val |= (DMA_RWCTRL_READ_BNDRY_128 |
  8283. DMA_RWCTRL_WRITE_BNDRY_128);
  8284. break;
  8285. }
  8286. /* fallthrough */
  8287. case 256:
  8288. val |= (DMA_RWCTRL_READ_BNDRY_256 |
  8289. DMA_RWCTRL_WRITE_BNDRY_256);
  8290. break;
  8291. case 512:
  8292. val |= (DMA_RWCTRL_READ_BNDRY_512 |
  8293. DMA_RWCTRL_WRITE_BNDRY_512);
  8294. break;
  8295. case 1024:
  8296. default:
  8297. val |= (DMA_RWCTRL_READ_BNDRY_1024 |
  8298. DMA_RWCTRL_WRITE_BNDRY_1024);
  8299. break;
  8300. };
  8301. }
  8302. out:
  8303. return val;
  8304. }
  8305. static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device)
  8306. {
  8307. struct tg3_internal_buffer_desc test_desc;
  8308. u32 sram_dma_descs;
  8309. int i, ret;
  8310. sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE;
  8311. tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0);
  8312. tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0);
  8313. tw32(RDMAC_STATUS, 0);
  8314. tw32(WDMAC_STATUS, 0);
  8315. tw32(BUFMGR_MODE, 0);
  8316. tw32(FTQ_RESET, 0);
  8317. test_desc.addr_hi = ((u64) buf_dma) >> 32;
  8318. test_desc.addr_lo = buf_dma & 0xffffffff;
  8319. test_desc.nic_mbuf = 0x00002100;
  8320. test_desc.len = size;
  8321. /*
  8322. * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz
  8323. * the *second* time the tg3 driver was getting loaded after an
  8324. * initial scan.
  8325. *
  8326. * Broadcom tells me:
  8327. * ...the DMA engine is connected to the GRC block and a DMA
  8328. * reset may affect the GRC block in some unpredictable way...
  8329. * The behavior of resets to individual blocks has not been tested.
  8330. *
  8331. * Broadcom noted the GRC reset will also reset all sub-components.
  8332. */
  8333. if (to_device) {
  8334. test_desc.cqid_sqid = (13 << 8) | 2;
  8335. tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE);
  8336. udelay(40);
  8337. } else {
  8338. test_desc.cqid_sqid = (16 << 8) | 7;
  8339. tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE);
  8340. udelay(40);
  8341. }
  8342. test_desc.flags = 0x00000005;
  8343. for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) {
  8344. u32 val;
  8345. val = *(((u32 *)&test_desc) + i);
  8346. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR,
  8347. sram_dma_descs + (i * sizeof(u32)));
  8348. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  8349. }
  8350. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  8351. if (to_device) {
  8352. tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs);
  8353. } else {
  8354. tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs);
  8355. }
  8356. ret = -ENODEV;
  8357. for (i = 0; i < 40; i++) {
  8358. u32 val;
  8359. if (to_device)
  8360. val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ);
  8361. else
  8362. val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ);
  8363. if ((val & 0xffff) == sram_dma_descs) {
  8364. ret = 0;
  8365. break;
  8366. }
  8367. udelay(100);
  8368. }
  8369. return ret;
  8370. }
  8371. #define TEST_BUFFER_SIZE 0x2000
  8372. static int __devinit tg3_test_dma(struct tg3 *tp)
  8373. {
  8374. dma_addr_t buf_dma;
  8375. u32 *buf, saved_dma_rwctrl;
  8376. int ret;
  8377. buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma);
  8378. if (!buf) {
  8379. ret = -ENOMEM;
  8380. goto out_nofree;
  8381. }
  8382. tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
  8383. (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT));
  8384. tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
  8385. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  8386. /* DMA read watermark not used on PCIE */
  8387. tp->dma_rwctrl |= 0x00180000;
  8388. } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  8389. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
  8390. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
  8391. tp->dma_rwctrl |= 0x003f0000;
  8392. else
  8393. tp->dma_rwctrl |= 0x003f000f;
  8394. } else {
  8395. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  8396. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  8397. u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f);
  8398. if (ccval == 0x6 || ccval == 0x7)
  8399. tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
  8400. /* Set bit 23 to enable PCIX hw bug fix */
  8401. tp->dma_rwctrl |= 0x009f0000;
  8402. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  8403. /* 5780 always in PCIX mode */
  8404. tp->dma_rwctrl |= 0x00144000;
  8405. } else {
  8406. tp->dma_rwctrl |= 0x001b000f;
  8407. }
  8408. }
  8409. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  8410. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  8411. tp->dma_rwctrl &= 0xfffffff0;
  8412. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8413. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  8414. /* Remove this if it causes problems for some boards. */
  8415. tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT;
  8416. /* On 5700/5701 chips, we need to set this bit.
  8417. * Otherwise the chip will issue cacheline transactions
  8418. * to streamable DMA memory with not all the byte
  8419. * enables turned on. This is an error on several
  8420. * RISC PCI controllers, in particular sparc64.
  8421. *
  8422. * On 5703/5704 chips, this bit has been reassigned
  8423. * a different meaning. In particular, it is used
  8424. * on those chips to enable a PCI-X workaround.
  8425. */
  8426. tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;
  8427. }
  8428. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8429. #if 0
  8430. /* Unneeded, already done by tg3_get_invariants. */
  8431. tg3_switch_clocks(tp);
  8432. #endif
  8433. ret = 0;
  8434. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  8435. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
  8436. goto out;
  8437. /* It is best to perform DMA test with maximum write burst size
  8438. * to expose the 5700/5701 write DMA bug.
  8439. */
  8440. saved_dma_rwctrl = tp->dma_rwctrl;
  8441. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8442. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8443. while (1) {
  8444. u32 *p = buf, i;
  8445. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++)
  8446. p[i] = i;
  8447. /* Send the buffer to the chip. */
  8448. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1);
  8449. if (ret) {
  8450. printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret);
  8451. break;
  8452. }
  8453. #if 0
  8454. /* validate data reached card RAM correctly. */
  8455. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  8456. u32 val;
  8457. tg3_read_mem(tp, 0x2100 + (i*4), &val);
  8458. if (le32_to_cpu(val) != p[i]) {
  8459. printk(KERN_ERR " tg3_test_dma() Card buffer corrupted on write! (%d != %d)\n", val, i);
  8460. /* ret = -ENODEV here? */
  8461. }
  8462. p[i] = 0;
  8463. }
  8464. #endif
  8465. /* Now read it back. */
  8466. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0);
  8467. if (ret) {
  8468. printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret);
  8469. break;
  8470. }
  8471. /* Verify it. */
  8472. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  8473. if (p[i] == i)
  8474. continue;
  8475. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  8476. DMA_RWCTRL_WRITE_BNDRY_16) {
  8477. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8478. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  8479. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8480. break;
  8481. } else {
  8482. printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i);
  8483. ret = -ENODEV;
  8484. goto out;
  8485. }
  8486. }
  8487. if (i == (TEST_BUFFER_SIZE / sizeof(u32))) {
  8488. /* Success. */
  8489. ret = 0;
  8490. break;
  8491. }
  8492. }
  8493. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  8494. DMA_RWCTRL_WRITE_BNDRY_16) {
  8495. static struct pci_device_id dma_wait_state_chipsets[] = {
  8496. { PCI_DEVICE(PCI_VENDOR_ID_APPLE,
  8497. PCI_DEVICE_ID_APPLE_UNI_N_PCI15) },
  8498. { },
  8499. };
  8500. /* DMA test passed without adjusting DMA boundary,
  8501. * now look for chipsets that are known to expose the
  8502. * DMA bug without failing the test.
  8503. */
  8504. if (pci_dev_present(dma_wait_state_chipsets)) {
  8505. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8506. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  8507. }
  8508. else
  8509. /* Safe to use the calculated DMA boundary. */
  8510. tp->dma_rwctrl = saved_dma_rwctrl;
  8511. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8512. }
  8513. out:
  8514. pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma);
  8515. out_nofree:
  8516. return ret;
  8517. }
  8518. static void __devinit tg3_init_link_config(struct tg3 *tp)
  8519. {
  8520. tp->link_config.advertising =
  8521. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  8522. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  8523. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  8524. ADVERTISED_Autoneg | ADVERTISED_MII);
  8525. tp->link_config.speed = SPEED_INVALID;
  8526. tp->link_config.duplex = DUPLEX_INVALID;
  8527. tp->link_config.autoneg = AUTONEG_ENABLE;
  8528. netif_carrier_off(tp->dev);
  8529. tp->link_config.active_speed = SPEED_INVALID;
  8530. tp->link_config.active_duplex = DUPLEX_INVALID;
  8531. tp->link_config.phy_is_low_power = 0;
  8532. tp->link_config.orig_speed = SPEED_INVALID;
  8533. tp->link_config.orig_duplex = DUPLEX_INVALID;
  8534. tp->link_config.orig_autoneg = AUTONEG_INVALID;
  8535. }
  8536. static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
  8537. {
  8538. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  8539. tp->bufmgr_config.mbuf_read_dma_low_water =
  8540. DEFAULT_MB_RDMA_LOW_WATER_5705;
  8541. tp->bufmgr_config.mbuf_mac_rx_low_water =
  8542. DEFAULT_MB_MACRX_LOW_WATER_5705;
  8543. tp->bufmgr_config.mbuf_high_water =
  8544. DEFAULT_MB_HIGH_WATER_5705;
  8545. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
  8546. DEFAULT_MB_RDMA_LOW_WATER_JUMBO_5780;
  8547. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
  8548. DEFAULT_MB_MACRX_LOW_WATER_JUMBO_5780;
  8549. tp->bufmgr_config.mbuf_high_water_jumbo =
  8550. DEFAULT_MB_HIGH_WATER_JUMBO_5780;
  8551. } else {
  8552. tp->bufmgr_config.mbuf_read_dma_low_water =
  8553. DEFAULT_MB_RDMA_LOW_WATER;
  8554. tp->bufmgr_config.mbuf_mac_rx_low_water =
  8555. DEFAULT_MB_MACRX_LOW_WATER;
  8556. tp->bufmgr_config.mbuf_high_water =
  8557. DEFAULT_MB_HIGH_WATER;
  8558. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
  8559. DEFAULT_MB_RDMA_LOW_WATER_JUMBO;
  8560. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
  8561. DEFAULT_MB_MACRX_LOW_WATER_JUMBO;
  8562. tp->bufmgr_config.mbuf_high_water_jumbo =
  8563. DEFAULT_MB_HIGH_WATER_JUMBO;
  8564. }
  8565. tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER;
  8566. tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER;
  8567. }
  8568. static char * __devinit tg3_phy_string(struct tg3 *tp)
  8569. {
  8570. switch (tp->phy_id & PHY_ID_MASK) {
  8571. case PHY_ID_BCM5400: return "5400";
  8572. case PHY_ID_BCM5401: return "5401";
  8573. case PHY_ID_BCM5411: return "5411";
  8574. case PHY_ID_BCM5701: return "5701";
  8575. case PHY_ID_BCM5703: return "5703";
  8576. case PHY_ID_BCM5704: return "5704";
  8577. case PHY_ID_BCM5705: return "5705";
  8578. case PHY_ID_BCM5750: return "5750";
  8579. case PHY_ID_BCM5752: return "5752";
  8580. case PHY_ID_BCM5780: return "5780";
  8581. case PHY_ID_BCM8002: return "8002/serdes";
  8582. case 0: return "serdes";
  8583. default: return "unknown";
  8584. };
  8585. }
  8586. static struct pci_dev * __devinit tg3_find_5704_peer(struct tg3 *tp)
  8587. {
  8588. struct pci_dev *peer;
  8589. unsigned int func, devnr = tp->pdev->devfn & ~7;
  8590. for (func = 0; func < 8; func++) {
  8591. peer = pci_get_slot(tp->pdev->bus, devnr | func);
  8592. if (peer && peer != tp->pdev)
  8593. break;
  8594. pci_dev_put(peer);
  8595. }
  8596. if (!peer || peer == tp->pdev)
  8597. BUG();
  8598. /*
  8599. * We don't need to keep the refcount elevated; there's no way
  8600. * to remove one half of this device without removing the other
  8601. */
  8602. pci_dev_put(peer);
  8603. return peer;
  8604. }
  8605. static void __devinit tg3_init_coal(struct tg3 *tp)
  8606. {
  8607. struct ethtool_coalesce *ec = &tp->coal;
  8608. memset(ec, 0, sizeof(*ec));
  8609. ec->cmd = ETHTOOL_GCOALESCE;
  8610. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS;
  8611. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS;
  8612. ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES;
  8613. ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES;
  8614. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT;
  8615. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT;
  8616. ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT;
  8617. ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT;
  8618. ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS;
  8619. if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD |
  8620. HOSTCC_MODE_CLRTICK_TXBD)) {
  8621. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS;
  8622. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS;
  8623. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS;
  8624. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS;
  8625. }
  8626. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  8627. ec->rx_coalesce_usecs_irq = 0;
  8628. ec->tx_coalesce_usecs_irq = 0;
  8629. ec->stats_block_coalesce_usecs = 0;
  8630. }
  8631. }
  8632. static int __devinit tg3_init_one(struct pci_dev *pdev,
  8633. const struct pci_device_id *ent)
  8634. {
  8635. static int tg3_version_printed = 0;
  8636. unsigned long tg3reg_base, tg3reg_len;
  8637. struct net_device *dev;
  8638. struct tg3 *tp;
  8639. int i, err, pci_using_dac, pm_cap;
  8640. if (tg3_version_printed++ == 0)
  8641. printk(KERN_INFO "%s", version);
  8642. err = pci_enable_device(pdev);
  8643. if (err) {
  8644. printk(KERN_ERR PFX "Cannot enable PCI device, "
  8645. "aborting.\n");
  8646. return err;
  8647. }
  8648. if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
  8649. printk(KERN_ERR PFX "Cannot find proper PCI device "
  8650. "base address, aborting.\n");
  8651. err = -ENODEV;
  8652. goto err_out_disable_pdev;
  8653. }
  8654. err = pci_request_regions(pdev, DRV_MODULE_NAME);
  8655. if (err) {
  8656. printk(KERN_ERR PFX "Cannot obtain PCI resources, "
  8657. "aborting.\n");
  8658. goto err_out_disable_pdev;
  8659. }
  8660. pci_set_master(pdev);
  8661. /* Find power-management capability. */
  8662. pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
  8663. if (pm_cap == 0) {
  8664. printk(KERN_ERR PFX "Cannot find PowerManagement capability, "
  8665. "aborting.\n");
  8666. err = -EIO;
  8667. goto err_out_free_res;
  8668. }
  8669. /* Configure DMA attributes. */
  8670. err = pci_set_dma_mask(pdev, 0xffffffffffffffffULL);
  8671. if (!err) {
  8672. pci_using_dac = 1;
  8673. err = pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL);
  8674. if (err < 0) {
  8675. printk(KERN_ERR PFX "Unable to obtain 64 bit DMA "
  8676. "for consistent allocations\n");
  8677. goto err_out_free_res;
  8678. }
  8679. } else {
  8680. err = pci_set_dma_mask(pdev, 0xffffffffULL);
  8681. if (err) {
  8682. printk(KERN_ERR PFX "No usable DMA configuration, "
  8683. "aborting.\n");
  8684. goto err_out_free_res;
  8685. }
  8686. pci_using_dac = 0;
  8687. }
  8688. tg3reg_base = pci_resource_start(pdev, 0);
  8689. tg3reg_len = pci_resource_len(pdev, 0);
  8690. dev = alloc_etherdev(sizeof(*tp));
  8691. if (!dev) {
  8692. printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n");
  8693. err = -ENOMEM;
  8694. goto err_out_free_res;
  8695. }
  8696. SET_MODULE_OWNER(dev);
  8697. SET_NETDEV_DEV(dev, &pdev->dev);
  8698. if (pci_using_dac)
  8699. dev->features |= NETIF_F_HIGHDMA;
  8700. dev->features |= NETIF_F_LLTX;
  8701. #if TG3_VLAN_TAG_USED
  8702. dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
  8703. dev->vlan_rx_register = tg3_vlan_rx_register;
  8704. dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid;
  8705. #endif
  8706. tp = netdev_priv(dev);
  8707. tp->pdev = pdev;
  8708. tp->dev = dev;
  8709. tp->pm_cap = pm_cap;
  8710. tp->mac_mode = TG3_DEF_MAC_MODE;
  8711. tp->rx_mode = TG3_DEF_RX_MODE;
  8712. tp->tx_mode = TG3_DEF_TX_MODE;
  8713. tp->mi_mode = MAC_MI_MODE_BASE;
  8714. if (tg3_debug > 0)
  8715. tp->msg_enable = tg3_debug;
  8716. else
  8717. tp->msg_enable = TG3_DEF_MSG_ENABLE;
  8718. /* The word/byte swap controls here control register access byte
  8719. * swapping. DMA data byte swapping is controlled in the GRC_MODE
  8720. * setting below.
  8721. */
  8722. tp->misc_host_ctrl =
  8723. MISC_HOST_CTRL_MASK_PCI_INT |
  8724. MISC_HOST_CTRL_WORD_SWAP |
  8725. MISC_HOST_CTRL_INDIR_ACCESS |
  8726. MISC_HOST_CTRL_PCISTATE_RW;
  8727. /* The NONFRM (non-frame) byte/word swap controls take effect
  8728. * on descriptor entries, anything which isn't packet data.
  8729. *
  8730. * The StrongARM chips on the board (one for tx, one for rx)
  8731. * are running in big-endian mode.
  8732. */
  8733. tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
  8734. GRC_MODE_WSWAP_NONFRM_DATA);
  8735. #ifdef __BIG_ENDIAN
  8736. tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
  8737. #endif
  8738. spin_lock_init(&tp->lock);
  8739. spin_lock_init(&tp->tx_lock);
  8740. spin_lock_init(&tp->indirect_lock);
  8741. INIT_WORK(&tp->reset_task, tg3_reset_task, tp);
  8742. tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len);
  8743. if (tp->regs == 0UL) {
  8744. printk(KERN_ERR PFX "Cannot map device registers, "
  8745. "aborting.\n");
  8746. err = -ENOMEM;
  8747. goto err_out_free_dev;
  8748. }
  8749. tg3_init_link_config(tp);
  8750. tp->rx_pending = TG3_DEF_RX_RING_PENDING;
  8751. tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
  8752. tp->tx_pending = TG3_DEF_TX_RING_PENDING;
  8753. dev->open = tg3_open;
  8754. dev->stop = tg3_close;
  8755. dev->get_stats = tg3_get_stats;
  8756. dev->set_multicast_list = tg3_set_rx_mode;
  8757. dev->set_mac_address = tg3_set_mac_addr;
  8758. dev->do_ioctl = tg3_ioctl;
  8759. dev->tx_timeout = tg3_tx_timeout;
  8760. dev->poll = tg3_poll;
  8761. dev->ethtool_ops = &tg3_ethtool_ops;
  8762. dev->weight = 64;
  8763. dev->watchdog_timeo = TG3_TX_TIMEOUT;
  8764. dev->change_mtu = tg3_change_mtu;
  8765. dev->irq = pdev->irq;
  8766. #ifdef CONFIG_NET_POLL_CONTROLLER
  8767. dev->poll_controller = tg3_poll_controller;
  8768. #endif
  8769. err = tg3_get_invariants(tp);
  8770. if (err) {
  8771. printk(KERN_ERR PFX "Problem fetching invariants of chip, "
  8772. "aborting.\n");
  8773. goto err_out_iounmap;
  8774. }
  8775. tg3_init_bufmgr_config(tp);
  8776. #if TG3_TSO_SUPPORT != 0
  8777. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  8778. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  8779. }
  8780. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8781. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  8782. tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 ||
  8783. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
  8784. tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
  8785. } else {
  8786. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  8787. }
  8788. /* TSO is off by default, user can enable using ethtool. */
  8789. #if 0
  8790. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)
  8791. dev->features |= NETIF_F_TSO;
  8792. #endif
  8793. #endif
  8794. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
  8795. !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
  8796. !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) {
  8797. tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64;
  8798. tp->rx_pending = 63;
  8799. }
  8800. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  8801. tp->pdev_peer = tg3_find_5704_peer(tp);
  8802. err = tg3_get_device_address(tp);
  8803. if (err) {
  8804. printk(KERN_ERR PFX "Could not obtain valid ethernet address, "
  8805. "aborting.\n");
  8806. goto err_out_iounmap;
  8807. }
  8808. /*
  8809. * Reset chip in case UNDI or EFI driver did not shutdown
  8810. * DMA self test will enable WDMAC and we'll see (spurious)
  8811. * pending DMA on the PCI bus at that point.
  8812. */
  8813. if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) ||
  8814. (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  8815. pci_save_state(tp->pdev);
  8816. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  8817. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  8818. }
  8819. err = tg3_test_dma(tp);
  8820. if (err) {
  8821. printk(KERN_ERR PFX "DMA engine test failed, aborting.\n");
  8822. goto err_out_iounmap;
  8823. }
  8824. /* Tigon3 can do ipv4 only... and some chips have buggy
  8825. * checksumming.
  8826. */
  8827. if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
  8828. dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
  8829. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  8830. } else
  8831. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  8832. if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
  8833. dev->features &= ~NETIF_F_HIGHDMA;
  8834. /* flow control autonegotiation is default behavior */
  8835. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  8836. tg3_init_coal(tp);
  8837. /* Now that we have fully setup the chip, save away a snapshot
  8838. * of the PCI config space. We need to restore this after
  8839. * GRC_MISC_CFG core clock resets and some resume events.
  8840. */
  8841. pci_save_state(tp->pdev);
  8842. err = register_netdev(dev);
  8843. if (err) {
  8844. printk(KERN_ERR PFX "Cannot register net device, "
  8845. "aborting.\n");
  8846. goto err_out_iounmap;
  8847. }
  8848. pci_set_drvdata(pdev, dev);
  8849. printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (PCI%s:%s:%s) %sBaseT Ethernet ",
  8850. dev->name,
  8851. tp->board_part_number,
  8852. tp->pci_chip_rev_id,
  8853. tg3_phy_string(tp),
  8854. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "X" : ""),
  8855. ((tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED) ?
  8856. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "133MHz" : "66MHz") :
  8857. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "100MHz" : "33MHz")),
  8858. ((tp->tg3_flags & TG3_FLAG_PCI_32BIT) ? "32-bit" : "64-bit"),
  8859. (tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100" : "10/100/1000");
  8860. for (i = 0; i < 6; i++)
  8861. printk("%2.2x%c", dev->dev_addr[i],
  8862. i == 5 ? '\n' : ':');
  8863. printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
  8864. "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] "
  8865. "TSOcap[%d] \n",
  8866. dev->name,
  8867. (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
  8868. (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
  8869. (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
  8870. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
  8871. (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0,
  8872. (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
  8873. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
  8874. printk(KERN_INFO "%s: dma_rwctrl[%08x]\n",
  8875. dev->name, tp->dma_rwctrl);
  8876. return 0;
  8877. err_out_iounmap:
  8878. iounmap(tp->regs);
  8879. err_out_free_dev:
  8880. free_netdev(dev);
  8881. err_out_free_res:
  8882. pci_release_regions(pdev);
  8883. err_out_disable_pdev:
  8884. pci_disable_device(pdev);
  8885. pci_set_drvdata(pdev, NULL);
  8886. return err;
  8887. }
  8888. static void __devexit tg3_remove_one(struct pci_dev *pdev)
  8889. {
  8890. struct net_device *dev = pci_get_drvdata(pdev);
  8891. if (dev) {
  8892. struct tg3 *tp = netdev_priv(dev);
  8893. unregister_netdev(dev);
  8894. iounmap(tp->regs);
  8895. free_netdev(dev);
  8896. pci_release_regions(pdev);
  8897. pci_disable_device(pdev);
  8898. pci_set_drvdata(pdev, NULL);
  8899. }
  8900. }
  8901. static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
  8902. {
  8903. struct net_device *dev = pci_get_drvdata(pdev);
  8904. struct tg3 *tp = netdev_priv(dev);
  8905. int err;
  8906. if (!netif_running(dev))
  8907. return 0;
  8908. tg3_netif_stop(tp);
  8909. del_timer_sync(&tp->timer);
  8910. tg3_full_lock(tp, 1);
  8911. tg3_disable_ints(tp);
  8912. tg3_full_unlock(tp);
  8913. netif_device_detach(dev);
  8914. tg3_full_lock(tp, 0);
  8915. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  8916. tg3_full_unlock(tp);
  8917. err = tg3_set_power_state(tp, pci_choose_state(pdev, state));
  8918. if (err) {
  8919. tg3_full_lock(tp, 0);
  8920. tg3_init_hw(tp);
  8921. tp->timer.expires = jiffies + tp->timer_offset;
  8922. add_timer(&tp->timer);
  8923. netif_device_attach(dev);
  8924. tg3_netif_start(tp);
  8925. tg3_full_unlock(tp);
  8926. }
  8927. return err;
  8928. }
  8929. static int tg3_resume(struct pci_dev *pdev)
  8930. {
  8931. struct net_device *dev = pci_get_drvdata(pdev);
  8932. struct tg3 *tp = netdev_priv(dev);
  8933. int err;
  8934. if (!netif_running(dev))
  8935. return 0;
  8936. pci_restore_state(tp->pdev);
  8937. err = tg3_set_power_state(tp, 0);
  8938. if (err)
  8939. return err;
  8940. netif_device_attach(dev);
  8941. tg3_full_lock(tp, 0);
  8942. tg3_init_hw(tp);
  8943. tp->timer.expires = jiffies + tp->timer_offset;
  8944. add_timer(&tp->timer);
  8945. tg3_netif_start(tp);
  8946. tg3_full_unlock(tp);
  8947. return 0;
  8948. }
  8949. static struct pci_driver tg3_driver = {
  8950. .name = DRV_MODULE_NAME,
  8951. .id_table = tg3_pci_tbl,
  8952. .probe = tg3_init_one,
  8953. .remove = __devexit_p(tg3_remove_one),
  8954. .suspend = tg3_suspend,
  8955. .resume = tg3_resume
  8956. };
  8957. static int __init tg3_init(void)
  8958. {
  8959. return pci_module_init(&tg3_driver);
  8960. }
  8961. static void __exit tg3_cleanup(void)
  8962. {
  8963. pci_unregister_driver(&tg3_driver);
  8964. }
  8965. module_init(tg3_init);
  8966. module_exit(tg3_cleanup);