tg3.c 295 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 * Derived from proprietary unpublished source code,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 "3.33"
  61. #define DRV_MODULE_RELDATE "July 5, 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_PHY_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. if (local_adv & ADVERTISE_PAUSE_CAP) {
  1064. if (local_adv & ADVERTISE_PAUSE_ASYM) {
  1065. if (remote_adv & LPA_PAUSE_CAP)
  1066. new_tg3_flags |=
  1067. (TG3_FLAG_RX_PAUSE |
  1068. TG3_FLAG_TX_PAUSE);
  1069. else if (remote_adv & LPA_PAUSE_ASYM)
  1070. new_tg3_flags |=
  1071. (TG3_FLAG_RX_PAUSE);
  1072. } else {
  1073. if (remote_adv & LPA_PAUSE_CAP)
  1074. new_tg3_flags |=
  1075. (TG3_FLAG_RX_PAUSE |
  1076. TG3_FLAG_TX_PAUSE);
  1077. }
  1078. } else if (local_adv & ADVERTISE_PAUSE_ASYM) {
  1079. if ((remote_adv & LPA_PAUSE_CAP) &&
  1080. (remote_adv & LPA_PAUSE_ASYM))
  1081. new_tg3_flags |= TG3_FLAG_TX_PAUSE;
  1082. }
  1083. tp->tg3_flags &= ~(TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE);
  1084. tp->tg3_flags |= new_tg3_flags;
  1085. } else {
  1086. new_tg3_flags = tp->tg3_flags;
  1087. }
  1088. if (new_tg3_flags & TG3_FLAG_RX_PAUSE)
  1089. tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
  1090. else
  1091. tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
  1092. if (old_rx_mode != tp->rx_mode) {
  1093. tw32_f(MAC_RX_MODE, tp->rx_mode);
  1094. }
  1095. if (new_tg3_flags & TG3_FLAG_TX_PAUSE)
  1096. tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
  1097. else
  1098. tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
  1099. if (old_tx_mode != tp->tx_mode) {
  1100. tw32_f(MAC_TX_MODE, tp->tx_mode);
  1101. }
  1102. }
  1103. static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)
  1104. {
  1105. switch (val & MII_TG3_AUX_STAT_SPDMASK) {
  1106. case MII_TG3_AUX_STAT_10HALF:
  1107. *speed = SPEED_10;
  1108. *duplex = DUPLEX_HALF;
  1109. break;
  1110. case MII_TG3_AUX_STAT_10FULL:
  1111. *speed = SPEED_10;
  1112. *duplex = DUPLEX_FULL;
  1113. break;
  1114. case MII_TG3_AUX_STAT_100HALF:
  1115. *speed = SPEED_100;
  1116. *duplex = DUPLEX_HALF;
  1117. break;
  1118. case MII_TG3_AUX_STAT_100FULL:
  1119. *speed = SPEED_100;
  1120. *duplex = DUPLEX_FULL;
  1121. break;
  1122. case MII_TG3_AUX_STAT_1000HALF:
  1123. *speed = SPEED_1000;
  1124. *duplex = DUPLEX_HALF;
  1125. break;
  1126. case MII_TG3_AUX_STAT_1000FULL:
  1127. *speed = SPEED_1000;
  1128. *duplex = DUPLEX_FULL;
  1129. break;
  1130. default:
  1131. *speed = SPEED_INVALID;
  1132. *duplex = DUPLEX_INVALID;
  1133. break;
  1134. };
  1135. }
  1136. static void tg3_phy_copper_begin(struct tg3 *tp)
  1137. {
  1138. u32 new_adv;
  1139. int i;
  1140. if (tp->link_config.phy_is_low_power) {
  1141. /* Entering low power mode. Disable gigabit and
  1142. * 100baseT advertisements.
  1143. */
  1144. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1145. new_adv = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  1146. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  1147. if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)
  1148. new_adv |= (ADVERTISE_100HALF | ADVERTISE_100FULL);
  1149. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1150. } else if (tp->link_config.speed == SPEED_INVALID) {
  1151. tp->link_config.advertising =
  1152. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  1153. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  1154. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  1155. ADVERTISED_Autoneg | ADVERTISED_MII);
  1156. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  1157. tp->link_config.advertising &=
  1158. ~(ADVERTISED_1000baseT_Half |
  1159. ADVERTISED_1000baseT_Full);
  1160. new_adv = (ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  1161. if (tp->link_config.advertising & ADVERTISED_10baseT_Half)
  1162. new_adv |= ADVERTISE_10HALF;
  1163. if (tp->link_config.advertising & ADVERTISED_10baseT_Full)
  1164. new_adv |= ADVERTISE_10FULL;
  1165. if (tp->link_config.advertising & ADVERTISED_100baseT_Half)
  1166. new_adv |= ADVERTISE_100HALF;
  1167. if (tp->link_config.advertising & ADVERTISED_100baseT_Full)
  1168. new_adv |= ADVERTISE_100FULL;
  1169. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1170. if (tp->link_config.advertising &
  1171. (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) {
  1172. new_adv = 0;
  1173. if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
  1174. new_adv |= MII_TG3_CTRL_ADV_1000_HALF;
  1175. if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
  1176. new_adv |= MII_TG3_CTRL_ADV_1000_FULL;
  1177. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) &&
  1178. (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1179. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0))
  1180. new_adv |= (MII_TG3_CTRL_AS_MASTER |
  1181. MII_TG3_CTRL_ENABLE_AS_MASTER);
  1182. tg3_writephy(tp, MII_TG3_CTRL, new_adv);
  1183. } else {
  1184. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1185. }
  1186. } else {
  1187. /* Asking for a specific link mode. */
  1188. if (tp->link_config.speed == SPEED_1000) {
  1189. new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
  1190. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1191. if (tp->link_config.duplex == DUPLEX_FULL)
  1192. new_adv = MII_TG3_CTRL_ADV_1000_FULL;
  1193. else
  1194. new_adv = MII_TG3_CTRL_ADV_1000_HALF;
  1195. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1196. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  1197. new_adv |= (MII_TG3_CTRL_AS_MASTER |
  1198. MII_TG3_CTRL_ENABLE_AS_MASTER);
  1199. tg3_writephy(tp, MII_TG3_CTRL, new_adv);
  1200. } else {
  1201. tg3_writephy(tp, MII_TG3_CTRL, 0);
  1202. new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
  1203. if (tp->link_config.speed == SPEED_100) {
  1204. if (tp->link_config.duplex == DUPLEX_FULL)
  1205. new_adv |= ADVERTISE_100FULL;
  1206. else
  1207. new_adv |= ADVERTISE_100HALF;
  1208. } else {
  1209. if (tp->link_config.duplex == DUPLEX_FULL)
  1210. new_adv |= ADVERTISE_10FULL;
  1211. else
  1212. new_adv |= ADVERTISE_10HALF;
  1213. }
  1214. tg3_writephy(tp, MII_ADVERTISE, new_adv);
  1215. }
  1216. }
  1217. if (tp->link_config.autoneg == AUTONEG_DISABLE &&
  1218. tp->link_config.speed != SPEED_INVALID) {
  1219. u32 bmcr, orig_bmcr;
  1220. tp->link_config.active_speed = tp->link_config.speed;
  1221. tp->link_config.active_duplex = tp->link_config.duplex;
  1222. bmcr = 0;
  1223. switch (tp->link_config.speed) {
  1224. default:
  1225. case SPEED_10:
  1226. break;
  1227. case SPEED_100:
  1228. bmcr |= BMCR_SPEED100;
  1229. break;
  1230. case SPEED_1000:
  1231. bmcr |= TG3_BMCR_SPEED1000;
  1232. break;
  1233. };
  1234. if (tp->link_config.duplex == DUPLEX_FULL)
  1235. bmcr |= BMCR_FULLDPLX;
  1236. if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) &&
  1237. (bmcr != orig_bmcr)) {
  1238. tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK);
  1239. for (i = 0; i < 1500; i++) {
  1240. u32 tmp;
  1241. udelay(10);
  1242. if (tg3_readphy(tp, MII_BMSR, &tmp) ||
  1243. tg3_readphy(tp, MII_BMSR, &tmp))
  1244. continue;
  1245. if (!(tmp & BMSR_LSTATUS)) {
  1246. udelay(40);
  1247. break;
  1248. }
  1249. }
  1250. tg3_writephy(tp, MII_BMCR, bmcr);
  1251. udelay(40);
  1252. }
  1253. } else {
  1254. tg3_writephy(tp, MII_BMCR,
  1255. BMCR_ANENABLE | BMCR_ANRESTART);
  1256. }
  1257. }
  1258. static int tg3_init_5401phy_dsp(struct tg3 *tp)
  1259. {
  1260. int err;
  1261. /* Turn off tap power management. */
  1262. /* Set Extended packet length bit */
  1263. err = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
  1264. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012);
  1265. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804);
  1266. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013);
  1267. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204);
  1268. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
  1269. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132);
  1270. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
  1271. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232);
  1272. err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
  1273. err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20);
  1274. udelay(40);
  1275. return err;
  1276. }
  1277. static int tg3_copper_is_advertising_all(struct tg3 *tp)
  1278. {
  1279. u32 adv_reg, all_mask;
  1280. if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
  1281. return 0;
  1282. all_mask = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  1283. ADVERTISE_100HALF | ADVERTISE_100FULL);
  1284. if ((adv_reg & all_mask) != all_mask)
  1285. return 0;
  1286. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  1287. u32 tg3_ctrl;
  1288. if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl))
  1289. return 0;
  1290. all_mask = (MII_TG3_CTRL_ADV_1000_HALF |
  1291. MII_TG3_CTRL_ADV_1000_FULL);
  1292. if ((tg3_ctrl & all_mask) != all_mask)
  1293. return 0;
  1294. }
  1295. return 1;
  1296. }
  1297. static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
  1298. {
  1299. int current_link_up;
  1300. u32 bmsr, dummy;
  1301. u16 current_speed;
  1302. u8 current_duplex;
  1303. int i, err;
  1304. tw32(MAC_EVENT, 0);
  1305. tw32_f(MAC_STATUS,
  1306. (MAC_STATUS_SYNC_CHANGED |
  1307. MAC_STATUS_CFG_CHANGED |
  1308. MAC_STATUS_MI_COMPLETION |
  1309. MAC_STATUS_LNKSTATE_CHANGED));
  1310. udelay(40);
  1311. tp->mi_mode = MAC_MI_MODE_BASE;
  1312. tw32_f(MAC_MI_MODE, tp->mi_mode);
  1313. udelay(80);
  1314. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02);
  1315. /* Some third-party PHYs need to be reset on link going
  1316. * down.
  1317. */
  1318. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  1319. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
  1320. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  1321. netif_carrier_ok(tp->dev)) {
  1322. tg3_readphy(tp, MII_BMSR, &bmsr);
  1323. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1324. !(bmsr & BMSR_LSTATUS))
  1325. force_reset = 1;
  1326. }
  1327. if (force_reset)
  1328. tg3_phy_reset(tp);
  1329. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  1330. tg3_readphy(tp, MII_BMSR, &bmsr);
  1331. if (tg3_readphy(tp, MII_BMSR, &bmsr) ||
  1332. !(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
  1333. bmsr = 0;
  1334. if (!(bmsr & BMSR_LSTATUS)) {
  1335. err = tg3_init_5401phy_dsp(tp);
  1336. if (err)
  1337. return err;
  1338. tg3_readphy(tp, MII_BMSR, &bmsr);
  1339. for (i = 0; i < 1000; i++) {
  1340. udelay(10);
  1341. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1342. (bmsr & BMSR_LSTATUS)) {
  1343. udelay(40);
  1344. break;
  1345. }
  1346. }
  1347. if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 &&
  1348. !(bmsr & BMSR_LSTATUS) &&
  1349. tp->link_config.active_speed == SPEED_1000) {
  1350. err = tg3_phy_reset(tp);
  1351. if (!err)
  1352. err = tg3_init_5401phy_dsp(tp);
  1353. if (err)
  1354. return err;
  1355. }
  1356. }
  1357. } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  1358. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
  1359. /* 5701 {A0,B0} CRC bug workaround */
  1360. tg3_writephy(tp, 0x15, 0x0a75);
  1361. tg3_writephy(tp, 0x1c, 0x8c68);
  1362. tg3_writephy(tp, 0x1c, 0x8d68);
  1363. tg3_writephy(tp, 0x1c, 0x8c68);
  1364. }
  1365. /* Clear pending interrupts... */
  1366. tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
  1367. tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
  1368. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT)
  1369. tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
  1370. else
  1371. tg3_writephy(tp, MII_TG3_IMASK, ~0);
  1372. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  1373. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  1374. if (tp->led_ctrl == LED_CTRL_MODE_PHY_1)
  1375. tg3_writephy(tp, MII_TG3_EXT_CTRL,
  1376. MII_TG3_EXT_CTRL_LNK3_LED_MODE);
  1377. else
  1378. tg3_writephy(tp, MII_TG3_EXT_CTRL, 0);
  1379. }
  1380. current_link_up = 0;
  1381. current_speed = SPEED_INVALID;
  1382. current_duplex = DUPLEX_INVALID;
  1383. if (tp->tg3_flags2 & TG3_FLG2_CAPACITIVE_COUPLING) {
  1384. u32 val;
  1385. tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007);
  1386. tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
  1387. if (!(val & (1 << 10))) {
  1388. val |= (1 << 10);
  1389. tg3_writephy(tp, MII_TG3_AUX_CTRL, val);
  1390. goto relink;
  1391. }
  1392. }
  1393. bmsr = 0;
  1394. for (i = 0; i < 100; i++) {
  1395. tg3_readphy(tp, MII_BMSR, &bmsr);
  1396. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  1397. (bmsr & BMSR_LSTATUS))
  1398. break;
  1399. udelay(40);
  1400. }
  1401. if (bmsr & BMSR_LSTATUS) {
  1402. u32 aux_stat, bmcr;
  1403. tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
  1404. for (i = 0; i < 2000; i++) {
  1405. udelay(10);
  1406. if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) &&
  1407. aux_stat)
  1408. break;
  1409. }
  1410. tg3_aux_stat_to_speed_duplex(tp, aux_stat,
  1411. &current_speed,
  1412. &current_duplex);
  1413. bmcr = 0;
  1414. for (i = 0; i < 200; i++) {
  1415. tg3_readphy(tp, MII_BMCR, &bmcr);
  1416. if (tg3_readphy(tp, MII_BMCR, &bmcr))
  1417. continue;
  1418. if (bmcr && bmcr != 0x7fff)
  1419. break;
  1420. udelay(10);
  1421. }
  1422. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  1423. if (bmcr & BMCR_ANENABLE) {
  1424. current_link_up = 1;
  1425. /* Force autoneg restart if we are exiting
  1426. * low power mode.
  1427. */
  1428. if (!tg3_copper_is_advertising_all(tp))
  1429. current_link_up = 0;
  1430. } else {
  1431. current_link_up = 0;
  1432. }
  1433. } else {
  1434. if (!(bmcr & BMCR_ANENABLE) &&
  1435. tp->link_config.speed == current_speed &&
  1436. tp->link_config.duplex == current_duplex) {
  1437. current_link_up = 1;
  1438. } else {
  1439. current_link_up = 0;
  1440. }
  1441. }
  1442. tp->link_config.active_speed = current_speed;
  1443. tp->link_config.active_duplex = current_duplex;
  1444. }
  1445. if (current_link_up == 1 &&
  1446. (tp->link_config.active_duplex == DUPLEX_FULL) &&
  1447. (tp->link_config.autoneg == AUTONEG_ENABLE)) {
  1448. u32 local_adv, remote_adv;
  1449. if (tg3_readphy(tp, MII_ADVERTISE, &local_adv))
  1450. local_adv = 0;
  1451. local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
  1452. if (tg3_readphy(tp, MII_LPA, &remote_adv))
  1453. remote_adv = 0;
  1454. remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
  1455. /* If we are not advertising full pause capability,
  1456. * something is wrong. Bring the link down and reconfigure.
  1457. */
  1458. if (local_adv != ADVERTISE_PAUSE_CAP) {
  1459. current_link_up = 0;
  1460. } else {
  1461. tg3_setup_flow_control(tp, local_adv, remote_adv);
  1462. }
  1463. }
  1464. relink:
  1465. if (current_link_up == 0) {
  1466. u32 tmp;
  1467. tg3_phy_copper_begin(tp);
  1468. tg3_readphy(tp, MII_BMSR, &tmp);
  1469. if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
  1470. (tmp & BMSR_LSTATUS))
  1471. current_link_up = 1;
  1472. }
  1473. tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK;
  1474. if (current_link_up == 1) {
  1475. if (tp->link_config.active_speed == SPEED_100 ||
  1476. tp->link_config.active_speed == SPEED_10)
  1477. tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
  1478. else
  1479. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  1480. } else
  1481. tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
  1482. tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
  1483. if (tp->link_config.active_duplex == DUPLEX_HALF)
  1484. tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
  1485. tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
  1486. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
  1487. if ((tp->led_ctrl == LED_CTRL_MODE_PHY_2) ||
  1488. (current_link_up == 1 &&
  1489. tp->link_config.active_speed == SPEED_10))
  1490. tp->mac_mode |= MAC_MODE_LINK_POLARITY;
  1491. } else {
  1492. if (current_link_up == 1)
  1493. tp->mac_mode |= MAC_MODE_LINK_POLARITY;
  1494. }
  1495. /* ??? Without this setting Netgear GA302T PHY does not
  1496. * ??? send/receive packets...
  1497. */
  1498. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 &&
  1499. tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) {
  1500. tp->mi_mode |= MAC_MI_MODE_AUTO_POLL;
  1501. tw32_f(MAC_MI_MODE, tp->mi_mode);
  1502. udelay(80);
  1503. }
  1504. tw32_f(MAC_MODE, tp->mac_mode);
  1505. udelay(40);
  1506. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  1507. /* Polled via timer. */
  1508. tw32_f(MAC_EVENT, 0);
  1509. } else {
  1510. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  1511. }
  1512. udelay(40);
  1513. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 &&
  1514. current_link_up == 1 &&
  1515. tp->link_config.active_speed == SPEED_1000 &&
  1516. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ||
  1517. (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) {
  1518. udelay(120);
  1519. tw32_f(MAC_STATUS,
  1520. (MAC_STATUS_SYNC_CHANGED |
  1521. MAC_STATUS_CFG_CHANGED));
  1522. udelay(40);
  1523. tg3_write_mem(tp,
  1524. NIC_SRAM_FIRMWARE_MBOX,
  1525. NIC_SRAM_FIRMWARE_MBOX_MAGIC2);
  1526. }
  1527. if (current_link_up != netif_carrier_ok(tp->dev)) {
  1528. if (current_link_up)
  1529. netif_carrier_on(tp->dev);
  1530. else
  1531. netif_carrier_off(tp->dev);
  1532. tg3_link_report(tp);
  1533. }
  1534. return 0;
  1535. }
  1536. struct tg3_fiber_aneginfo {
  1537. int state;
  1538. #define ANEG_STATE_UNKNOWN 0
  1539. #define ANEG_STATE_AN_ENABLE 1
  1540. #define ANEG_STATE_RESTART_INIT 2
  1541. #define ANEG_STATE_RESTART 3
  1542. #define ANEG_STATE_DISABLE_LINK_OK 4
  1543. #define ANEG_STATE_ABILITY_DETECT_INIT 5
  1544. #define ANEG_STATE_ABILITY_DETECT 6
  1545. #define ANEG_STATE_ACK_DETECT_INIT 7
  1546. #define ANEG_STATE_ACK_DETECT 8
  1547. #define ANEG_STATE_COMPLETE_ACK_INIT 9
  1548. #define ANEG_STATE_COMPLETE_ACK 10
  1549. #define ANEG_STATE_IDLE_DETECT_INIT 11
  1550. #define ANEG_STATE_IDLE_DETECT 12
  1551. #define ANEG_STATE_LINK_OK 13
  1552. #define ANEG_STATE_NEXT_PAGE_WAIT_INIT 14
  1553. #define ANEG_STATE_NEXT_PAGE_WAIT 15
  1554. u32 flags;
  1555. #define MR_AN_ENABLE 0x00000001
  1556. #define MR_RESTART_AN 0x00000002
  1557. #define MR_AN_COMPLETE 0x00000004
  1558. #define MR_PAGE_RX 0x00000008
  1559. #define MR_NP_LOADED 0x00000010
  1560. #define MR_TOGGLE_TX 0x00000020
  1561. #define MR_LP_ADV_FULL_DUPLEX 0x00000040
  1562. #define MR_LP_ADV_HALF_DUPLEX 0x00000080
  1563. #define MR_LP_ADV_SYM_PAUSE 0x00000100
  1564. #define MR_LP_ADV_ASYM_PAUSE 0x00000200
  1565. #define MR_LP_ADV_REMOTE_FAULT1 0x00000400
  1566. #define MR_LP_ADV_REMOTE_FAULT2 0x00000800
  1567. #define MR_LP_ADV_NEXT_PAGE 0x00001000
  1568. #define MR_TOGGLE_RX 0x00002000
  1569. #define MR_NP_RX 0x00004000
  1570. #define MR_LINK_OK 0x80000000
  1571. unsigned long link_time, cur_time;
  1572. u32 ability_match_cfg;
  1573. int ability_match_count;
  1574. char ability_match, idle_match, ack_match;
  1575. u32 txconfig, rxconfig;
  1576. #define ANEG_CFG_NP 0x00000080
  1577. #define ANEG_CFG_ACK 0x00000040
  1578. #define ANEG_CFG_RF2 0x00000020
  1579. #define ANEG_CFG_RF1 0x00000010
  1580. #define ANEG_CFG_PS2 0x00000001
  1581. #define ANEG_CFG_PS1 0x00008000
  1582. #define ANEG_CFG_HD 0x00004000
  1583. #define ANEG_CFG_FD 0x00002000
  1584. #define ANEG_CFG_INVAL 0x00001f06
  1585. };
  1586. #define ANEG_OK 0
  1587. #define ANEG_DONE 1
  1588. #define ANEG_TIMER_ENAB 2
  1589. #define ANEG_FAILED -1
  1590. #define ANEG_STATE_SETTLE_TIME 10000
  1591. static int tg3_fiber_aneg_smachine(struct tg3 *tp,
  1592. struct tg3_fiber_aneginfo *ap)
  1593. {
  1594. unsigned long delta;
  1595. u32 rx_cfg_reg;
  1596. int ret;
  1597. if (ap->state == ANEG_STATE_UNKNOWN) {
  1598. ap->rxconfig = 0;
  1599. ap->link_time = 0;
  1600. ap->cur_time = 0;
  1601. ap->ability_match_cfg = 0;
  1602. ap->ability_match_count = 0;
  1603. ap->ability_match = 0;
  1604. ap->idle_match = 0;
  1605. ap->ack_match = 0;
  1606. }
  1607. ap->cur_time++;
  1608. if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) {
  1609. rx_cfg_reg = tr32(MAC_RX_AUTO_NEG);
  1610. if (rx_cfg_reg != ap->ability_match_cfg) {
  1611. ap->ability_match_cfg = rx_cfg_reg;
  1612. ap->ability_match = 0;
  1613. ap->ability_match_count = 0;
  1614. } else {
  1615. if (++ap->ability_match_count > 1) {
  1616. ap->ability_match = 1;
  1617. ap->ability_match_cfg = rx_cfg_reg;
  1618. }
  1619. }
  1620. if (rx_cfg_reg & ANEG_CFG_ACK)
  1621. ap->ack_match = 1;
  1622. else
  1623. ap->ack_match = 0;
  1624. ap->idle_match = 0;
  1625. } else {
  1626. ap->idle_match = 1;
  1627. ap->ability_match_cfg = 0;
  1628. ap->ability_match_count = 0;
  1629. ap->ability_match = 0;
  1630. ap->ack_match = 0;
  1631. rx_cfg_reg = 0;
  1632. }
  1633. ap->rxconfig = rx_cfg_reg;
  1634. ret = ANEG_OK;
  1635. switch(ap->state) {
  1636. case ANEG_STATE_UNKNOWN:
  1637. if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN))
  1638. ap->state = ANEG_STATE_AN_ENABLE;
  1639. /* fallthru */
  1640. case ANEG_STATE_AN_ENABLE:
  1641. ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX);
  1642. if (ap->flags & MR_AN_ENABLE) {
  1643. ap->link_time = 0;
  1644. ap->cur_time = 0;
  1645. ap->ability_match_cfg = 0;
  1646. ap->ability_match_count = 0;
  1647. ap->ability_match = 0;
  1648. ap->idle_match = 0;
  1649. ap->ack_match = 0;
  1650. ap->state = ANEG_STATE_RESTART_INIT;
  1651. } else {
  1652. ap->state = ANEG_STATE_DISABLE_LINK_OK;
  1653. }
  1654. break;
  1655. case ANEG_STATE_RESTART_INIT:
  1656. ap->link_time = ap->cur_time;
  1657. ap->flags &= ~(MR_NP_LOADED);
  1658. ap->txconfig = 0;
  1659. tw32(MAC_TX_AUTO_NEG, 0);
  1660. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1661. tw32_f(MAC_MODE, tp->mac_mode);
  1662. udelay(40);
  1663. ret = ANEG_TIMER_ENAB;
  1664. ap->state = ANEG_STATE_RESTART;
  1665. /* fallthru */
  1666. case ANEG_STATE_RESTART:
  1667. delta = ap->cur_time - ap->link_time;
  1668. if (delta > ANEG_STATE_SETTLE_TIME) {
  1669. ap->state = ANEG_STATE_ABILITY_DETECT_INIT;
  1670. } else {
  1671. ret = ANEG_TIMER_ENAB;
  1672. }
  1673. break;
  1674. case ANEG_STATE_DISABLE_LINK_OK:
  1675. ret = ANEG_DONE;
  1676. break;
  1677. case ANEG_STATE_ABILITY_DETECT_INIT:
  1678. ap->flags &= ~(MR_TOGGLE_TX);
  1679. ap->txconfig = (ANEG_CFG_FD | ANEG_CFG_PS1);
  1680. tw32(MAC_TX_AUTO_NEG, ap->txconfig);
  1681. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1682. tw32_f(MAC_MODE, tp->mac_mode);
  1683. udelay(40);
  1684. ap->state = ANEG_STATE_ABILITY_DETECT;
  1685. break;
  1686. case ANEG_STATE_ABILITY_DETECT:
  1687. if (ap->ability_match != 0 && ap->rxconfig != 0) {
  1688. ap->state = ANEG_STATE_ACK_DETECT_INIT;
  1689. }
  1690. break;
  1691. case ANEG_STATE_ACK_DETECT_INIT:
  1692. ap->txconfig |= ANEG_CFG_ACK;
  1693. tw32(MAC_TX_AUTO_NEG, ap->txconfig);
  1694. tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
  1695. tw32_f(MAC_MODE, tp->mac_mode);
  1696. udelay(40);
  1697. ap->state = ANEG_STATE_ACK_DETECT;
  1698. /* fallthru */
  1699. case ANEG_STATE_ACK_DETECT:
  1700. if (ap->ack_match != 0) {
  1701. if ((ap->rxconfig & ~ANEG_CFG_ACK) ==
  1702. (ap->ability_match_cfg & ~ANEG_CFG_ACK)) {
  1703. ap->state = ANEG_STATE_COMPLETE_ACK_INIT;
  1704. } else {
  1705. ap->state = ANEG_STATE_AN_ENABLE;
  1706. }
  1707. } else if (ap->ability_match != 0 &&
  1708. ap->rxconfig == 0) {
  1709. ap->state = ANEG_STATE_AN_ENABLE;
  1710. }
  1711. break;
  1712. case ANEG_STATE_COMPLETE_ACK_INIT:
  1713. if (ap->rxconfig & ANEG_CFG_INVAL) {
  1714. ret = ANEG_FAILED;
  1715. break;
  1716. }
  1717. ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX |
  1718. MR_LP_ADV_HALF_DUPLEX |
  1719. MR_LP_ADV_SYM_PAUSE |
  1720. MR_LP_ADV_ASYM_PAUSE |
  1721. MR_LP_ADV_REMOTE_FAULT1 |
  1722. MR_LP_ADV_REMOTE_FAULT2 |
  1723. MR_LP_ADV_NEXT_PAGE |
  1724. MR_TOGGLE_RX |
  1725. MR_NP_RX);
  1726. if (ap->rxconfig & ANEG_CFG_FD)
  1727. ap->flags |= MR_LP_ADV_FULL_DUPLEX;
  1728. if (ap->rxconfig & ANEG_CFG_HD)
  1729. ap->flags |= MR_LP_ADV_HALF_DUPLEX;
  1730. if (ap->rxconfig & ANEG_CFG_PS1)
  1731. ap->flags |= MR_LP_ADV_SYM_PAUSE;
  1732. if (ap->rxconfig & ANEG_CFG_PS2)
  1733. ap->flags |= MR_LP_ADV_ASYM_PAUSE;
  1734. if (ap->rxconfig & ANEG_CFG_RF1)
  1735. ap->flags |= MR_LP_ADV_REMOTE_FAULT1;
  1736. if (ap->rxconfig & ANEG_CFG_RF2)
  1737. ap->flags |= MR_LP_ADV_REMOTE_FAULT2;
  1738. if (ap->rxconfig & ANEG_CFG_NP)
  1739. ap->flags |= MR_LP_ADV_NEXT_PAGE;
  1740. ap->link_time = ap->cur_time;
  1741. ap->flags ^= (MR_TOGGLE_TX);
  1742. if (ap->rxconfig & 0x0008)
  1743. ap->flags |= MR_TOGGLE_RX;
  1744. if (ap->rxconfig & ANEG_CFG_NP)
  1745. ap->flags |= MR_NP_RX;
  1746. ap->flags |= MR_PAGE_RX;
  1747. ap->state = ANEG_STATE_COMPLETE_ACK;
  1748. ret = ANEG_TIMER_ENAB;
  1749. break;
  1750. case ANEG_STATE_COMPLETE_ACK:
  1751. if (ap->ability_match != 0 &&
  1752. ap->rxconfig == 0) {
  1753. ap->state = ANEG_STATE_AN_ENABLE;
  1754. break;
  1755. }
  1756. delta = ap->cur_time - ap->link_time;
  1757. if (delta > ANEG_STATE_SETTLE_TIME) {
  1758. if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) {
  1759. ap->state = ANEG_STATE_IDLE_DETECT_INIT;
  1760. } else {
  1761. if ((ap->txconfig & ANEG_CFG_NP) == 0 &&
  1762. !(ap->flags & MR_NP_RX)) {
  1763. ap->state = ANEG_STATE_IDLE_DETECT_INIT;
  1764. } else {
  1765. ret = ANEG_FAILED;
  1766. }
  1767. }
  1768. }
  1769. break;
  1770. case ANEG_STATE_IDLE_DETECT_INIT:
  1771. ap->link_time = ap->cur_time;
  1772. tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
  1773. tw32_f(MAC_MODE, tp->mac_mode);
  1774. udelay(40);
  1775. ap->state = ANEG_STATE_IDLE_DETECT;
  1776. ret = ANEG_TIMER_ENAB;
  1777. break;
  1778. case ANEG_STATE_IDLE_DETECT:
  1779. if (ap->ability_match != 0 &&
  1780. ap->rxconfig == 0) {
  1781. ap->state = ANEG_STATE_AN_ENABLE;
  1782. break;
  1783. }
  1784. delta = ap->cur_time - ap->link_time;
  1785. if (delta > ANEG_STATE_SETTLE_TIME) {
  1786. /* XXX another gem from the Broadcom driver :( */
  1787. ap->state = ANEG_STATE_LINK_OK;
  1788. }
  1789. break;
  1790. case ANEG_STATE_LINK_OK:
  1791. ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK);
  1792. ret = ANEG_DONE;
  1793. break;
  1794. case ANEG_STATE_NEXT_PAGE_WAIT_INIT:
  1795. /* ??? unimplemented */
  1796. break;
  1797. case ANEG_STATE_NEXT_PAGE_WAIT:
  1798. /* ??? unimplemented */
  1799. break;
  1800. default:
  1801. ret = ANEG_FAILED;
  1802. break;
  1803. };
  1804. return ret;
  1805. }
  1806. static int fiber_autoneg(struct tg3 *tp, u32 *flags)
  1807. {
  1808. int res = 0;
  1809. struct tg3_fiber_aneginfo aninfo;
  1810. int status = ANEG_FAILED;
  1811. unsigned int tick;
  1812. u32 tmp;
  1813. tw32_f(MAC_TX_AUTO_NEG, 0);
  1814. tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
  1815. tw32_f(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII);
  1816. udelay(40);
  1817. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS);
  1818. udelay(40);
  1819. memset(&aninfo, 0, sizeof(aninfo));
  1820. aninfo.flags |= MR_AN_ENABLE;
  1821. aninfo.state = ANEG_STATE_UNKNOWN;
  1822. aninfo.cur_time = 0;
  1823. tick = 0;
  1824. while (++tick < 195000) {
  1825. status = tg3_fiber_aneg_smachine(tp, &aninfo);
  1826. if (status == ANEG_DONE || status == ANEG_FAILED)
  1827. break;
  1828. udelay(1);
  1829. }
  1830. tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
  1831. tw32_f(MAC_MODE, tp->mac_mode);
  1832. udelay(40);
  1833. *flags = aninfo.flags;
  1834. if (status == ANEG_DONE &&
  1835. (aninfo.flags & (MR_AN_COMPLETE | MR_LINK_OK |
  1836. MR_LP_ADV_FULL_DUPLEX)))
  1837. res = 1;
  1838. return res;
  1839. }
  1840. static void tg3_init_bcm8002(struct tg3 *tp)
  1841. {
  1842. u32 mac_status = tr32(MAC_STATUS);
  1843. int i;
  1844. /* Reset when initting first time or we have a link. */
  1845. if ((tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) &&
  1846. !(mac_status & MAC_STATUS_PCS_SYNCED))
  1847. return;
  1848. /* Set PLL lock range. */
  1849. tg3_writephy(tp, 0x16, 0x8007);
  1850. /* SW reset */
  1851. tg3_writephy(tp, MII_BMCR, BMCR_RESET);
  1852. /* Wait for reset to complete. */
  1853. /* XXX schedule_timeout() ... */
  1854. for (i = 0; i < 500; i++)
  1855. udelay(10);
  1856. /* Config mode; select PMA/Ch 1 regs. */
  1857. tg3_writephy(tp, 0x10, 0x8411);
  1858. /* Enable auto-lock and comdet, select txclk for tx. */
  1859. tg3_writephy(tp, 0x11, 0x0a10);
  1860. tg3_writephy(tp, 0x18, 0x00a0);
  1861. tg3_writephy(tp, 0x16, 0x41ff);
  1862. /* Assert and deassert POR. */
  1863. tg3_writephy(tp, 0x13, 0x0400);
  1864. udelay(40);
  1865. tg3_writephy(tp, 0x13, 0x0000);
  1866. tg3_writephy(tp, 0x11, 0x0a50);
  1867. udelay(40);
  1868. tg3_writephy(tp, 0x11, 0x0a10);
  1869. /* Wait for signal to stabilize */
  1870. /* XXX schedule_timeout() ... */
  1871. for (i = 0; i < 15000; i++)
  1872. udelay(10);
  1873. /* Deselect the channel register so we can read the PHYID
  1874. * later.
  1875. */
  1876. tg3_writephy(tp, 0x10, 0x8011);
  1877. }
  1878. static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
  1879. {
  1880. u32 sg_dig_ctrl, sg_dig_status;
  1881. u32 serdes_cfg, expected_sg_dig_ctrl;
  1882. int workaround, port_a;
  1883. int current_link_up;
  1884. serdes_cfg = 0;
  1885. expected_sg_dig_ctrl = 0;
  1886. workaround = 0;
  1887. port_a = 1;
  1888. current_link_up = 0;
  1889. if (tp->pci_chip_rev_id != CHIPREV_ID_5704_A0 &&
  1890. tp->pci_chip_rev_id != CHIPREV_ID_5704_A1) {
  1891. workaround = 1;
  1892. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  1893. port_a = 0;
  1894. /* preserve bits 0-11,13,14 for signal pre-emphasis */
  1895. /* preserve bits 20-23 for voltage regulator */
  1896. serdes_cfg = tr32(MAC_SERDES_CFG) & 0x00f06fff;
  1897. }
  1898. sg_dig_ctrl = tr32(SG_DIG_CTRL);
  1899. if (tp->link_config.autoneg != AUTONEG_ENABLE) {
  1900. if (sg_dig_ctrl & (1 << 31)) {
  1901. if (workaround) {
  1902. u32 val = serdes_cfg;
  1903. if (port_a)
  1904. val |= 0xc010000;
  1905. else
  1906. val |= 0x4010000;
  1907. tw32_f(MAC_SERDES_CFG, val);
  1908. }
  1909. tw32_f(SG_DIG_CTRL, 0x01388400);
  1910. }
  1911. if (mac_status & MAC_STATUS_PCS_SYNCED) {
  1912. tg3_setup_flow_control(tp, 0, 0);
  1913. current_link_up = 1;
  1914. }
  1915. goto out;
  1916. }
  1917. /* Want auto-negotiation. */
  1918. expected_sg_dig_ctrl = 0x81388400;
  1919. /* Pause capability */
  1920. expected_sg_dig_ctrl |= (1 << 11);
  1921. /* Asymettric pause */
  1922. expected_sg_dig_ctrl |= (1 << 12);
  1923. if (sg_dig_ctrl != expected_sg_dig_ctrl) {
  1924. if (workaround)
  1925. tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000);
  1926. tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | (1 << 30));
  1927. udelay(5);
  1928. tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl);
  1929. tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
  1930. } else if (mac_status & (MAC_STATUS_PCS_SYNCED |
  1931. MAC_STATUS_SIGNAL_DET)) {
  1932. int i;
  1933. /* Giver time to negotiate (~200ms) */
  1934. for (i = 0; i < 40000; i++) {
  1935. sg_dig_status = tr32(SG_DIG_STATUS);
  1936. if (sg_dig_status & (0x3))
  1937. break;
  1938. udelay(5);
  1939. }
  1940. mac_status = tr32(MAC_STATUS);
  1941. if ((sg_dig_status & (1 << 1)) &&
  1942. (mac_status & MAC_STATUS_PCS_SYNCED)) {
  1943. u32 local_adv, remote_adv;
  1944. local_adv = ADVERTISE_PAUSE_CAP;
  1945. remote_adv = 0;
  1946. if (sg_dig_status & (1 << 19))
  1947. remote_adv |= LPA_PAUSE_CAP;
  1948. if (sg_dig_status & (1 << 20))
  1949. remote_adv |= LPA_PAUSE_ASYM;
  1950. tg3_setup_flow_control(tp, local_adv, remote_adv);
  1951. current_link_up = 1;
  1952. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  1953. } else if (!(sg_dig_status & (1 << 1))) {
  1954. if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED)
  1955. tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
  1956. else {
  1957. if (workaround) {
  1958. u32 val = serdes_cfg;
  1959. if (port_a)
  1960. val |= 0xc010000;
  1961. else
  1962. val |= 0x4010000;
  1963. tw32_f(MAC_SERDES_CFG, val);
  1964. }
  1965. tw32_f(SG_DIG_CTRL, 0x01388400);
  1966. udelay(40);
  1967. /* Link parallel detection - link is up */
  1968. /* only if we have PCS_SYNC and not */
  1969. /* receiving config code words */
  1970. mac_status = tr32(MAC_STATUS);
  1971. if ((mac_status & MAC_STATUS_PCS_SYNCED) &&
  1972. !(mac_status & MAC_STATUS_RCVD_CFG)) {
  1973. tg3_setup_flow_control(tp, 0, 0);
  1974. current_link_up = 1;
  1975. }
  1976. }
  1977. }
  1978. }
  1979. out:
  1980. return current_link_up;
  1981. }
  1982. static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status)
  1983. {
  1984. int current_link_up = 0;
  1985. if (!(mac_status & MAC_STATUS_PCS_SYNCED)) {
  1986. tp->tg3_flags &= ~TG3_FLAG_GOT_SERDES_FLOWCTL;
  1987. goto out;
  1988. }
  1989. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  1990. u32 flags;
  1991. int i;
  1992. if (fiber_autoneg(tp, &flags)) {
  1993. u32 local_adv, remote_adv;
  1994. local_adv = ADVERTISE_PAUSE_CAP;
  1995. remote_adv = 0;
  1996. if (flags & MR_LP_ADV_SYM_PAUSE)
  1997. remote_adv |= LPA_PAUSE_CAP;
  1998. if (flags & MR_LP_ADV_ASYM_PAUSE)
  1999. remote_adv |= LPA_PAUSE_ASYM;
  2000. tg3_setup_flow_control(tp, local_adv, remote_adv);
  2001. tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
  2002. current_link_up = 1;
  2003. }
  2004. for (i = 0; i < 30; i++) {
  2005. udelay(20);
  2006. tw32_f(MAC_STATUS,
  2007. (MAC_STATUS_SYNC_CHANGED |
  2008. MAC_STATUS_CFG_CHANGED));
  2009. udelay(40);
  2010. if ((tr32(MAC_STATUS) &
  2011. (MAC_STATUS_SYNC_CHANGED |
  2012. MAC_STATUS_CFG_CHANGED)) == 0)
  2013. break;
  2014. }
  2015. mac_status = tr32(MAC_STATUS);
  2016. if (current_link_up == 0 &&
  2017. (mac_status & MAC_STATUS_PCS_SYNCED) &&
  2018. !(mac_status & MAC_STATUS_RCVD_CFG))
  2019. current_link_up = 1;
  2020. } else {
  2021. /* Forcing 1000FD link up. */
  2022. current_link_up = 1;
  2023. tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
  2024. tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS));
  2025. udelay(40);
  2026. }
  2027. out:
  2028. return current_link_up;
  2029. }
  2030. static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset)
  2031. {
  2032. u32 orig_pause_cfg;
  2033. u16 orig_active_speed;
  2034. u8 orig_active_duplex;
  2035. u32 mac_status;
  2036. int current_link_up;
  2037. int i;
  2038. orig_pause_cfg =
  2039. (tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
  2040. TG3_FLAG_TX_PAUSE));
  2041. orig_active_speed = tp->link_config.active_speed;
  2042. orig_active_duplex = tp->link_config.active_duplex;
  2043. if (!(tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) &&
  2044. netif_carrier_ok(tp->dev) &&
  2045. (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) {
  2046. mac_status = tr32(MAC_STATUS);
  2047. mac_status &= (MAC_STATUS_PCS_SYNCED |
  2048. MAC_STATUS_SIGNAL_DET |
  2049. MAC_STATUS_CFG_CHANGED |
  2050. MAC_STATUS_RCVD_CFG);
  2051. if (mac_status == (MAC_STATUS_PCS_SYNCED |
  2052. MAC_STATUS_SIGNAL_DET)) {
  2053. tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
  2054. MAC_STATUS_CFG_CHANGED));
  2055. return 0;
  2056. }
  2057. }
  2058. tw32_f(MAC_TX_AUTO_NEG, 0);
  2059. tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX);
  2060. tp->mac_mode |= MAC_MODE_PORT_MODE_TBI;
  2061. tw32_f(MAC_MODE, tp->mac_mode);
  2062. udelay(40);
  2063. if (tp->phy_id == PHY_ID_BCM8002)
  2064. tg3_init_bcm8002(tp);
  2065. /* Enable link change event even when serdes polling. */
  2066. tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
  2067. udelay(40);
  2068. current_link_up = 0;
  2069. mac_status = tr32(MAC_STATUS);
  2070. if (tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG)
  2071. current_link_up = tg3_setup_fiber_hw_autoneg(tp, mac_status);
  2072. else
  2073. current_link_up = tg3_setup_fiber_by_hand(tp, mac_status);
  2074. tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
  2075. tw32_f(MAC_MODE, tp->mac_mode);
  2076. udelay(40);
  2077. tp->hw_status->status =
  2078. (SD_STATUS_UPDATED |
  2079. (tp->hw_status->status & ~SD_STATUS_LINK_CHG));
  2080. for (i = 0; i < 100; i++) {
  2081. tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
  2082. MAC_STATUS_CFG_CHANGED));
  2083. udelay(5);
  2084. if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED |
  2085. MAC_STATUS_CFG_CHANGED)) == 0)
  2086. break;
  2087. }
  2088. mac_status = tr32(MAC_STATUS);
  2089. if ((mac_status & MAC_STATUS_PCS_SYNCED) == 0) {
  2090. current_link_up = 0;
  2091. if (tp->link_config.autoneg == AUTONEG_ENABLE) {
  2092. tw32_f(MAC_MODE, (tp->mac_mode |
  2093. MAC_MODE_SEND_CONFIGS));
  2094. udelay(1);
  2095. tw32_f(MAC_MODE, tp->mac_mode);
  2096. }
  2097. }
  2098. if (current_link_up == 1) {
  2099. tp->link_config.active_speed = SPEED_1000;
  2100. tp->link_config.active_duplex = DUPLEX_FULL;
  2101. tw32(MAC_LED_CTRL, (tp->led_ctrl |
  2102. LED_CTRL_LNKLED_OVERRIDE |
  2103. LED_CTRL_1000MBPS_ON));
  2104. } else {
  2105. tp->link_config.active_speed = SPEED_INVALID;
  2106. tp->link_config.active_duplex = DUPLEX_INVALID;
  2107. tw32(MAC_LED_CTRL, (tp->led_ctrl |
  2108. LED_CTRL_LNKLED_OVERRIDE |
  2109. LED_CTRL_TRAFFIC_OVERRIDE));
  2110. }
  2111. if (current_link_up != netif_carrier_ok(tp->dev)) {
  2112. if (current_link_up)
  2113. netif_carrier_on(tp->dev);
  2114. else
  2115. netif_carrier_off(tp->dev);
  2116. tg3_link_report(tp);
  2117. } else {
  2118. u32 now_pause_cfg =
  2119. tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
  2120. TG3_FLAG_TX_PAUSE);
  2121. if (orig_pause_cfg != now_pause_cfg ||
  2122. orig_active_speed != tp->link_config.active_speed ||
  2123. orig_active_duplex != tp->link_config.active_duplex)
  2124. tg3_link_report(tp);
  2125. }
  2126. return 0;
  2127. }
  2128. static int tg3_setup_phy(struct tg3 *tp, int force_reset)
  2129. {
  2130. int err;
  2131. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  2132. err = tg3_setup_fiber_phy(tp, force_reset);
  2133. } else {
  2134. err = tg3_setup_copper_phy(tp, force_reset);
  2135. }
  2136. if (tp->link_config.active_speed == SPEED_1000 &&
  2137. tp->link_config.active_duplex == DUPLEX_HALF)
  2138. tw32(MAC_TX_LENGTHS,
  2139. ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  2140. (6 << TX_LENGTHS_IPG_SHIFT) |
  2141. (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
  2142. else
  2143. tw32(MAC_TX_LENGTHS,
  2144. ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  2145. (6 << TX_LENGTHS_IPG_SHIFT) |
  2146. (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));
  2147. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  2148. if (netif_carrier_ok(tp->dev)) {
  2149. tw32(HOSTCC_STAT_COAL_TICKS,
  2150. tp->coal.stats_block_coalesce_usecs);
  2151. } else {
  2152. tw32(HOSTCC_STAT_COAL_TICKS, 0);
  2153. }
  2154. }
  2155. return err;
  2156. }
  2157. /* Tigon3 never reports partial packet sends. So we do not
  2158. * need special logic to handle SKBs that have not had all
  2159. * of their frags sent yet, like SunGEM does.
  2160. */
  2161. static void tg3_tx(struct tg3 *tp)
  2162. {
  2163. u32 hw_idx = tp->hw_status->idx[0].tx_consumer;
  2164. u32 sw_idx = tp->tx_cons;
  2165. while (sw_idx != hw_idx) {
  2166. struct tx_ring_info *ri = &tp->tx_buffers[sw_idx];
  2167. struct sk_buff *skb = ri->skb;
  2168. int i;
  2169. if (unlikely(skb == NULL))
  2170. BUG();
  2171. pci_unmap_single(tp->pdev,
  2172. pci_unmap_addr(ri, mapping),
  2173. skb_headlen(skb),
  2174. PCI_DMA_TODEVICE);
  2175. ri->skb = NULL;
  2176. sw_idx = NEXT_TX(sw_idx);
  2177. for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
  2178. if (unlikely(sw_idx == hw_idx))
  2179. BUG();
  2180. ri = &tp->tx_buffers[sw_idx];
  2181. if (unlikely(ri->skb != NULL))
  2182. BUG();
  2183. pci_unmap_page(tp->pdev,
  2184. pci_unmap_addr(ri, mapping),
  2185. skb_shinfo(skb)->frags[i].size,
  2186. PCI_DMA_TODEVICE);
  2187. sw_idx = NEXT_TX(sw_idx);
  2188. }
  2189. dev_kfree_skb(skb);
  2190. }
  2191. tp->tx_cons = sw_idx;
  2192. if (netif_queue_stopped(tp->dev) &&
  2193. (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH))
  2194. netif_wake_queue(tp->dev);
  2195. }
  2196. /* Returns size of skb allocated or < 0 on error.
  2197. *
  2198. * We only need to fill in the address because the other members
  2199. * of the RX descriptor are invariant, see tg3_init_rings.
  2200. *
  2201. * Note the purposeful assymetry of cpu vs. chip accesses. For
  2202. * posting buffers we only dirty the first cache line of the RX
  2203. * descriptor (containing the address). Whereas for the RX status
  2204. * buffers the cpu only reads the last cacheline of the RX descriptor
  2205. * (to fetch the error flags, vlan tag, checksum, and opaque cookie).
  2206. */
  2207. static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
  2208. int src_idx, u32 dest_idx_unmasked)
  2209. {
  2210. struct tg3_rx_buffer_desc *desc;
  2211. struct ring_info *map, *src_map;
  2212. struct sk_buff *skb;
  2213. dma_addr_t mapping;
  2214. int skb_size, dest_idx;
  2215. src_map = NULL;
  2216. switch (opaque_key) {
  2217. case RXD_OPAQUE_RING_STD:
  2218. dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
  2219. desc = &tp->rx_std[dest_idx];
  2220. map = &tp->rx_std_buffers[dest_idx];
  2221. if (src_idx >= 0)
  2222. src_map = &tp->rx_std_buffers[src_idx];
  2223. skb_size = RX_PKT_BUF_SZ;
  2224. break;
  2225. case RXD_OPAQUE_RING_JUMBO:
  2226. dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
  2227. desc = &tp->rx_jumbo[dest_idx];
  2228. map = &tp->rx_jumbo_buffers[dest_idx];
  2229. if (src_idx >= 0)
  2230. src_map = &tp->rx_jumbo_buffers[src_idx];
  2231. skb_size = RX_JUMBO_PKT_BUF_SZ;
  2232. break;
  2233. default:
  2234. return -EINVAL;
  2235. };
  2236. /* Do not overwrite any of the map or rp information
  2237. * until we are sure we can commit to a new buffer.
  2238. *
  2239. * Callers depend upon this behavior and assume that
  2240. * we leave everything unchanged if we fail.
  2241. */
  2242. skb = dev_alloc_skb(skb_size);
  2243. if (skb == NULL)
  2244. return -ENOMEM;
  2245. skb->dev = tp->dev;
  2246. skb_reserve(skb, tp->rx_offset);
  2247. mapping = pci_map_single(tp->pdev, skb->data,
  2248. skb_size - tp->rx_offset,
  2249. PCI_DMA_FROMDEVICE);
  2250. map->skb = skb;
  2251. pci_unmap_addr_set(map, mapping, mapping);
  2252. if (src_map != NULL)
  2253. src_map->skb = NULL;
  2254. desc->addr_hi = ((u64)mapping >> 32);
  2255. desc->addr_lo = ((u64)mapping & 0xffffffff);
  2256. return skb_size;
  2257. }
  2258. /* We only need to move over in the address because the other
  2259. * members of the RX descriptor are invariant. See notes above
  2260. * tg3_alloc_rx_skb for full details.
  2261. */
  2262. static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
  2263. int src_idx, u32 dest_idx_unmasked)
  2264. {
  2265. struct tg3_rx_buffer_desc *src_desc, *dest_desc;
  2266. struct ring_info *src_map, *dest_map;
  2267. int dest_idx;
  2268. switch (opaque_key) {
  2269. case RXD_OPAQUE_RING_STD:
  2270. dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
  2271. dest_desc = &tp->rx_std[dest_idx];
  2272. dest_map = &tp->rx_std_buffers[dest_idx];
  2273. src_desc = &tp->rx_std[src_idx];
  2274. src_map = &tp->rx_std_buffers[src_idx];
  2275. break;
  2276. case RXD_OPAQUE_RING_JUMBO:
  2277. dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
  2278. dest_desc = &tp->rx_jumbo[dest_idx];
  2279. dest_map = &tp->rx_jumbo_buffers[dest_idx];
  2280. src_desc = &tp->rx_jumbo[src_idx];
  2281. src_map = &tp->rx_jumbo_buffers[src_idx];
  2282. break;
  2283. default:
  2284. return;
  2285. };
  2286. dest_map->skb = src_map->skb;
  2287. pci_unmap_addr_set(dest_map, mapping,
  2288. pci_unmap_addr(src_map, mapping));
  2289. dest_desc->addr_hi = src_desc->addr_hi;
  2290. dest_desc->addr_lo = src_desc->addr_lo;
  2291. src_map->skb = NULL;
  2292. }
  2293. #if TG3_VLAN_TAG_USED
  2294. static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag)
  2295. {
  2296. return vlan_hwaccel_receive_skb(skb, tp->vlgrp, vlan_tag);
  2297. }
  2298. #endif
  2299. /* The RX ring scheme is composed of multiple rings which post fresh
  2300. * buffers to the chip, and one special ring the chip uses to report
  2301. * status back to the host.
  2302. *
  2303. * The special ring reports the status of received packets to the
  2304. * host. The chip does not write into the original descriptor the
  2305. * RX buffer was obtained from. The chip simply takes the original
  2306. * descriptor as provided by the host, updates the status and length
  2307. * field, then writes this into the next status ring entry.
  2308. *
  2309. * Each ring the host uses to post buffers to the chip is described
  2310. * by a TG3_BDINFO entry in the chips SRAM area. When a packet arrives,
  2311. * it is first placed into the on-chip ram. When the packet's length
  2312. * is known, it walks down the TG3_BDINFO entries to select the ring.
  2313. * Each TG3_BDINFO specifies a MAXLEN field and the first TG3_BDINFO
  2314. * which is within the range of the new packet's length is chosen.
  2315. *
  2316. * The "separate ring for rx status" scheme may sound queer, but it makes
  2317. * sense from a cache coherency perspective. If only the host writes
  2318. * to the buffer post rings, and only the chip writes to the rx status
  2319. * rings, then cache lines never move beyond shared-modified state.
  2320. * If both the host and chip were to write into the same ring, cache line
  2321. * eviction could occur since both entities want it in an exclusive state.
  2322. */
  2323. static int tg3_rx(struct tg3 *tp, int budget)
  2324. {
  2325. u32 work_mask;
  2326. u32 sw_idx = tp->rx_rcb_ptr;
  2327. u16 hw_idx;
  2328. int received;
  2329. hw_idx = tp->hw_status->idx[0].rx_producer;
  2330. /*
  2331. * We need to order the read of hw_idx and the read of
  2332. * the opaque cookie.
  2333. */
  2334. rmb();
  2335. work_mask = 0;
  2336. received = 0;
  2337. while (sw_idx != hw_idx && budget > 0) {
  2338. struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx];
  2339. unsigned int len;
  2340. struct sk_buff *skb;
  2341. dma_addr_t dma_addr;
  2342. u32 opaque_key, desc_idx, *post_ptr;
  2343. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  2344. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  2345. if (opaque_key == RXD_OPAQUE_RING_STD) {
  2346. dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx],
  2347. mapping);
  2348. skb = tp->rx_std_buffers[desc_idx].skb;
  2349. post_ptr = &tp->rx_std_ptr;
  2350. } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
  2351. dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx],
  2352. mapping);
  2353. skb = tp->rx_jumbo_buffers[desc_idx].skb;
  2354. post_ptr = &tp->rx_jumbo_ptr;
  2355. }
  2356. else {
  2357. goto next_pkt_nopost;
  2358. }
  2359. work_mask |= opaque_key;
  2360. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  2361. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) {
  2362. drop_it:
  2363. tg3_recycle_rx(tp, opaque_key,
  2364. desc_idx, *post_ptr);
  2365. drop_it_no_recycle:
  2366. /* Other statistics kept track of by card. */
  2367. tp->net_stats.rx_dropped++;
  2368. goto next_pkt;
  2369. }
  2370. len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */
  2371. if (len > RX_COPY_THRESHOLD
  2372. && tp->rx_offset == 2
  2373. /* rx_offset != 2 iff this is a 5701 card running
  2374. * in PCI-X mode [see tg3_get_invariants()] */
  2375. ) {
  2376. int skb_size;
  2377. skb_size = tg3_alloc_rx_skb(tp, opaque_key,
  2378. desc_idx, *post_ptr);
  2379. if (skb_size < 0)
  2380. goto drop_it;
  2381. pci_unmap_single(tp->pdev, dma_addr,
  2382. skb_size - tp->rx_offset,
  2383. PCI_DMA_FROMDEVICE);
  2384. skb_put(skb, len);
  2385. } else {
  2386. struct sk_buff *copy_skb;
  2387. tg3_recycle_rx(tp, opaque_key,
  2388. desc_idx, *post_ptr);
  2389. copy_skb = dev_alloc_skb(len + 2);
  2390. if (copy_skb == NULL)
  2391. goto drop_it_no_recycle;
  2392. copy_skb->dev = tp->dev;
  2393. skb_reserve(copy_skb, 2);
  2394. skb_put(copy_skb, len);
  2395. pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
  2396. memcpy(copy_skb->data, skb->data, len);
  2397. pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
  2398. /* We'll reuse the original ring buffer. */
  2399. skb = copy_skb;
  2400. }
  2401. if ((tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) &&
  2402. (desc->type_flags & RXD_FLAG_TCPUDP_CSUM) &&
  2403. (((desc->ip_tcp_csum & RXD_TCPCSUM_MASK)
  2404. >> RXD_TCPCSUM_SHIFT) == 0xffff))
  2405. skb->ip_summed = CHECKSUM_UNNECESSARY;
  2406. else
  2407. skb->ip_summed = CHECKSUM_NONE;
  2408. skb->protocol = eth_type_trans(skb, tp->dev);
  2409. #if TG3_VLAN_TAG_USED
  2410. if (tp->vlgrp != NULL &&
  2411. desc->type_flags & RXD_FLAG_VLAN) {
  2412. tg3_vlan_rx(tp, skb,
  2413. desc->err_vlan & RXD_VLAN_MASK);
  2414. } else
  2415. #endif
  2416. netif_receive_skb(skb);
  2417. tp->dev->last_rx = jiffies;
  2418. received++;
  2419. budget--;
  2420. next_pkt:
  2421. (*post_ptr)++;
  2422. next_pkt_nopost:
  2423. sw_idx++;
  2424. sw_idx %= TG3_RX_RCB_RING_SIZE(tp);
  2425. /* Refresh hw_idx to see if there is new work */
  2426. if (sw_idx == hw_idx) {
  2427. hw_idx = tp->hw_status->idx[0].rx_producer;
  2428. rmb();
  2429. }
  2430. }
  2431. /* ACK the status ring. */
  2432. tp->rx_rcb_ptr = sw_idx;
  2433. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx);
  2434. /* Refill RX ring(s). */
  2435. if (work_mask & RXD_OPAQUE_RING_STD) {
  2436. sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE;
  2437. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  2438. sw_idx);
  2439. }
  2440. if (work_mask & RXD_OPAQUE_RING_JUMBO) {
  2441. sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE;
  2442. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  2443. sw_idx);
  2444. }
  2445. mmiowb();
  2446. return received;
  2447. }
  2448. static int tg3_poll(struct net_device *netdev, int *budget)
  2449. {
  2450. struct tg3 *tp = netdev_priv(netdev);
  2451. struct tg3_hw_status *sblk = tp->hw_status;
  2452. int done;
  2453. /* handle link change and other phy events */
  2454. if (!(tp->tg3_flags &
  2455. (TG3_FLAG_USE_LINKCHG_REG |
  2456. TG3_FLAG_POLL_SERDES))) {
  2457. if (sblk->status & SD_STATUS_LINK_CHG) {
  2458. sblk->status = SD_STATUS_UPDATED |
  2459. (sblk->status & ~SD_STATUS_LINK_CHG);
  2460. spin_lock(&tp->lock);
  2461. tg3_setup_phy(tp, 0);
  2462. spin_unlock(&tp->lock);
  2463. }
  2464. }
  2465. /* run TX completion thread */
  2466. if (sblk->idx[0].tx_consumer != tp->tx_cons) {
  2467. spin_lock(&tp->tx_lock);
  2468. tg3_tx(tp);
  2469. spin_unlock(&tp->tx_lock);
  2470. }
  2471. /* run RX thread, within the bounds set by NAPI.
  2472. * All RX "locking" is done by ensuring outside
  2473. * code synchronizes with dev->poll()
  2474. */
  2475. if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) {
  2476. int orig_budget = *budget;
  2477. int work_done;
  2478. if (orig_budget > netdev->quota)
  2479. orig_budget = netdev->quota;
  2480. work_done = tg3_rx(tp, orig_budget);
  2481. *budget -= work_done;
  2482. netdev->quota -= work_done;
  2483. }
  2484. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  2485. tp->last_tag = sblk->status_tag;
  2486. rmb();
  2487. sblk->status &= ~SD_STATUS_UPDATED;
  2488. /* if no more work, tell net stack and NIC we're done */
  2489. done = !tg3_has_work(tp);
  2490. if (done) {
  2491. spin_lock(&tp->lock);
  2492. netif_rx_complete(netdev);
  2493. tg3_restart_ints(tp);
  2494. spin_unlock(&tp->lock);
  2495. }
  2496. return (done ? 0 : 1);
  2497. }
  2498. static void tg3_irq_quiesce(struct tg3 *tp)
  2499. {
  2500. BUG_ON(tp->irq_sync);
  2501. tp->irq_sync = 1;
  2502. smp_mb();
  2503. synchronize_irq(tp->pdev->irq);
  2504. }
  2505. static inline int tg3_irq_sync(struct tg3 *tp)
  2506. {
  2507. return tp->irq_sync;
  2508. }
  2509. /* Fully shutdown all tg3 driver activity elsewhere in the system.
  2510. * If irq_sync is non-zero, then the IRQ handler must be synchronized
  2511. * with as well. Most of the time, this is not necessary except when
  2512. * shutting down the device.
  2513. */
  2514. static inline void tg3_full_lock(struct tg3 *tp, int irq_sync)
  2515. {
  2516. if (irq_sync)
  2517. tg3_irq_quiesce(tp);
  2518. spin_lock_bh(&tp->lock);
  2519. spin_lock(&tp->tx_lock);
  2520. }
  2521. static inline void tg3_full_unlock(struct tg3 *tp)
  2522. {
  2523. spin_unlock(&tp->tx_lock);
  2524. spin_unlock_bh(&tp->lock);
  2525. }
  2526. /* MSI ISR - No need to check for interrupt sharing and no need to
  2527. * flush status block and interrupt mailbox. PCI ordering rules
  2528. * guarantee that MSI will arrive after the status block.
  2529. */
  2530. static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs)
  2531. {
  2532. struct net_device *dev = dev_id;
  2533. struct tg3 *tp = netdev_priv(dev);
  2534. struct tg3_hw_status *sblk = tp->hw_status;
  2535. /*
  2536. * Writing any value to intr-mbox-0 clears PCI INTA# and
  2537. * chip-internal interrupt pending events.
  2538. * Writing non-zero to intr-mbox-0 additional tells the
  2539. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2540. * event coalescing.
  2541. */
  2542. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
  2543. tp->last_tag = sblk->status_tag;
  2544. rmb();
  2545. if (tg3_irq_sync(tp))
  2546. goto out;
  2547. sblk->status &= ~SD_STATUS_UPDATED;
  2548. if (likely(tg3_has_work(tp)))
  2549. netif_rx_schedule(dev); /* schedule NAPI poll */
  2550. else {
  2551. /* No work, re-enable interrupts. */
  2552. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2553. tp->last_tag << 24);
  2554. }
  2555. out:
  2556. return IRQ_RETVAL(1);
  2557. }
  2558. static irqreturn_t tg3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
  2559. {
  2560. struct net_device *dev = dev_id;
  2561. struct tg3 *tp = netdev_priv(dev);
  2562. struct tg3_hw_status *sblk = tp->hw_status;
  2563. unsigned int handled = 1;
  2564. /* In INTx mode, it is possible for the interrupt to arrive at
  2565. * the CPU before the status block posted prior to the interrupt.
  2566. * Reading the PCI State register will confirm whether the
  2567. * interrupt is ours and will flush the status block.
  2568. */
  2569. if ((sblk->status & SD_STATUS_UPDATED) ||
  2570. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  2571. /*
  2572. * Writing any value to intr-mbox-0 clears PCI INTA# and
  2573. * chip-internal interrupt pending events.
  2574. * Writing non-zero to intr-mbox-0 additional tells the
  2575. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2576. * event coalescing.
  2577. */
  2578. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2579. 0x00000001);
  2580. if (tg3_irq_sync(tp))
  2581. goto out;
  2582. sblk->status &= ~SD_STATUS_UPDATED;
  2583. if (likely(tg3_has_work(tp)))
  2584. netif_rx_schedule(dev); /* schedule NAPI poll */
  2585. else {
  2586. /* No work, shared interrupt perhaps? re-enable
  2587. * interrupts, and flush that PCI write
  2588. */
  2589. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2590. 0x00000000);
  2591. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  2592. }
  2593. } else { /* shared interrupt */
  2594. handled = 0;
  2595. }
  2596. out:
  2597. return IRQ_RETVAL(handled);
  2598. }
  2599. static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id, struct pt_regs *regs)
  2600. {
  2601. struct net_device *dev = dev_id;
  2602. struct tg3 *tp = netdev_priv(dev);
  2603. struct tg3_hw_status *sblk = tp->hw_status;
  2604. unsigned int handled = 1;
  2605. /* In INTx mode, it is possible for the interrupt to arrive at
  2606. * the CPU before the status block posted prior to the interrupt.
  2607. * Reading the PCI State register will confirm whether the
  2608. * interrupt is ours and will flush the status block.
  2609. */
  2610. if ((sblk->status & SD_STATUS_UPDATED) ||
  2611. !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
  2612. /*
  2613. * writing any value to intr-mbox-0 clears PCI INTA# and
  2614. * chip-internal interrupt pending events.
  2615. * writing non-zero to intr-mbox-0 additional tells the
  2616. * NIC to stop sending us irqs, engaging "in-intr-handler"
  2617. * event coalescing.
  2618. */
  2619. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2620. 0x00000001);
  2621. tp->last_tag = sblk->status_tag;
  2622. rmb();
  2623. if (tg3_irq_sync(tp))
  2624. goto out;
  2625. sblk->status &= ~SD_STATUS_UPDATED;
  2626. if (likely(tg3_has_work(tp)))
  2627. netif_rx_schedule(dev); /* schedule NAPI poll */
  2628. else {
  2629. /* no work, shared interrupt perhaps? re-enable
  2630. * interrupts, and flush that PCI write
  2631. */
  2632. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2633. tp->last_tag << 24);
  2634. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  2635. }
  2636. } else { /* shared interrupt */
  2637. handled = 0;
  2638. }
  2639. out:
  2640. return IRQ_RETVAL(handled);
  2641. }
  2642. /* ISR for interrupt test */
  2643. static irqreturn_t tg3_test_isr(int irq, void *dev_id,
  2644. struct pt_regs *regs)
  2645. {
  2646. struct net_device *dev = dev_id;
  2647. struct tg3 *tp = netdev_priv(dev);
  2648. struct tg3_hw_status *sblk = tp->hw_status;
  2649. if (sblk->status & SD_STATUS_UPDATED) {
  2650. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
  2651. 0x00000001);
  2652. return IRQ_RETVAL(1);
  2653. }
  2654. return IRQ_RETVAL(0);
  2655. }
  2656. static int tg3_init_hw(struct tg3 *);
  2657. static int tg3_halt(struct tg3 *, int, int);
  2658. #ifdef CONFIG_NET_POLL_CONTROLLER
  2659. static void tg3_poll_controller(struct net_device *dev)
  2660. {
  2661. struct tg3 *tp = netdev_priv(dev);
  2662. tg3_interrupt(tp->pdev->irq, dev, NULL);
  2663. }
  2664. #endif
  2665. static void tg3_reset_task(void *_data)
  2666. {
  2667. struct tg3 *tp = _data;
  2668. unsigned int restart_timer;
  2669. tg3_netif_stop(tp);
  2670. tg3_full_lock(tp, 1);
  2671. restart_timer = tp->tg3_flags2 & TG3_FLG2_RESTART_TIMER;
  2672. tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
  2673. tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
  2674. tg3_init_hw(tp);
  2675. tg3_netif_start(tp);
  2676. tg3_full_unlock(tp);
  2677. if (restart_timer)
  2678. mod_timer(&tp->timer, jiffies + 1);
  2679. }
  2680. static void tg3_tx_timeout(struct net_device *dev)
  2681. {
  2682. struct tg3 *tp = netdev_priv(dev);
  2683. printk(KERN_ERR PFX "%s: transmit timed out, resetting\n",
  2684. dev->name);
  2685. schedule_work(&tp->reset_task);
  2686. }
  2687. static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
  2688. static int tigon3_4gb_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
  2689. u32 guilty_entry, int guilty_len,
  2690. u32 last_plus_one, u32 *start, u32 mss)
  2691. {
  2692. struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC);
  2693. dma_addr_t new_addr;
  2694. u32 entry = *start;
  2695. int i;
  2696. if (!new_skb) {
  2697. dev_kfree_skb(skb);
  2698. return -1;
  2699. }
  2700. /* New SKB is guaranteed to be linear. */
  2701. entry = *start;
  2702. new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len,
  2703. PCI_DMA_TODEVICE);
  2704. tg3_set_txd(tp, entry, new_addr, new_skb->len,
  2705. (skb->ip_summed == CHECKSUM_HW) ?
  2706. TXD_FLAG_TCPUDP_CSUM : 0, 1 | (mss << 1));
  2707. *start = NEXT_TX(entry);
  2708. /* Now clean up the sw ring entries. */
  2709. i = 0;
  2710. while (entry != last_plus_one) {
  2711. int len;
  2712. if (i == 0)
  2713. len = skb_headlen(skb);
  2714. else
  2715. len = skb_shinfo(skb)->frags[i-1].size;
  2716. pci_unmap_single(tp->pdev,
  2717. pci_unmap_addr(&tp->tx_buffers[entry], mapping),
  2718. len, PCI_DMA_TODEVICE);
  2719. if (i == 0) {
  2720. tp->tx_buffers[entry].skb = new_skb;
  2721. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, new_addr);
  2722. } else {
  2723. tp->tx_buffers[entry].skb = NULL;
  2724. }
  2725. entry = NEXT_TX(entry);
  2726. i++;
  2727. }
  2728. dev_kfree_skb(skb);
  2729. return 0;
  2730. }
  2731. static void tg3_set_txd(struct tg3 *tp, int entry,
  2732. dma_addr_t mapping, int len, u32 flags,
  2733. u32 mss_and_is_end)
  2734. {
  2735. struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry];
  2736. int is_end = (mss_and_is_end & 0x1);
  2737. u32 mss = (mss_and_is_end >> 1);
  2738. u32 vlan_tag = 0;
  2739. if (is_end)
  2740. flags |= TXD_FLAG_END;
  2741. if (flags & TXD_FLAG_VLAN) {
  2742. vlan_tag = flags >> 16;
  2743. flags &= 0xffff;
  2744. }
  2745. vlan_tag |= (mss << TXD_MSS_SHIFT);
  2746. txd->addr_hi = ((u64) mapping >> 32);
  2747. txd->addr_lo = ((u64) mapping & 0xffffffff);
  2748. txd->len_flags = (len << TXD_LEN_SHIFT) | flags;
  2749. txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT;
  2750. }
  2751. static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
  2752. {
  2753. u32 base = (u32) mapping & 0xffffffff;
  2754. return ((base > 0xffffdcc0) &&
  2755. (base + len + 8 < base));
  2756. }
  2757. static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
  2758. {
  2759. struct tg3 *tp = netdev_priv(dev);
  2760. dma_addr_t mapping;
  2761. unsigned int i;
  2762. u32 len, entry, base_flags, mss;
  2763. int would_hit_hwbug;
  2764. len = skb_headlen(skb);
  2765. /* No BH disabling for tx_lock here. We are running in BH disabled
  2766. * context and TX reclaim runs via tp->poll inside of a software
  2767. * interrupt. Furthermore, IRQ processing runs lockless so we have
  2768. * no IRQ context deadlocks to worry about either. Rejoice!
  2769. */
  2770. if (!spin_trylock(&tp->tx_lock))
  2771. return NETDEV_TX_LOCKED;
  2772. /* This is a hard error, log it. */
  2773. if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
  2774. netif_stop_queue(dev);
  2775. spin_unlock(&tp->tx_lock);
  2776. printk(KERN_ERR PFX "%s: BUG! Tx Ring full when queue awake!\n",
  2777. dev->name);
  2778. return NETDEV_TX_BUSY;
  2779. }
  2780. entry = tp->tx_prod;
  2781. base_flags = 0;
  2782. if (skb->ip_summed == CHECKSUM_HW)
  2783. base_flags |= TXD_FLAG_TCPUDP_CSUM;
  2784. #if TG3_TSO_SUPPORT != 0
  2785. mss = 0;
  2786. if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
  2787. (mss = skb_shinfo(skb)->tso_size) != 0) {
  2788. int tcp_opt_len, ip_tcp_len;
  2789. if (skb_header_cloned(skb) &&
  2790. pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
  2791. dev_kfree_skb(skb);
  2792. goto out_unlock;
  2793. }
  2794. tcp_opt_len = ((skb->h.th->doff - 5) * 4);
  2795. ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr);
  2796. base_flags |= (TXD_FLAG_CPU_PRE_DMA |
  2797. TXD_FLAG_CPU_POST_DMA);
  2798. skb->nh.iph->check = 0;
  2799. skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len);
  2800. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  2801. skb->h.th->check = 0;
  2802. base_flags &= ~TXD_FLAG_TCPUDP_CSUM;
  2803. }
  2804. else {
  2805. skb->h.th->check =
  2806. ~csum_tcpudp_magic(skb->nh.iph->saddr,
  2807. skb->nh.iph->daddr,
  2808. 0, IPPROTO_TCP, 0);
  2809. }
  2810. if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) ||
  2811. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
  2812. if (tcp_opt_len || skb->nh.iph->ihl > 5) {
  2813. int tsflags;
  2814. tsflags = ((skb->nh.iph->ihl - 5) +
  2815. (tcp_opt_len >> 2));
  2816. mss |= (tsflags << 11);
  2817. }
  2818. } else {
  2819. if (tcp_opt_len || skb->nh.iph->ihl > 5) {
  2820. int tsflags;
  2821. tsflags = ((skb->nh.iph->ihl - 5) +
  2822. (tcp_opt_len >> 2));
  2823. base_flags |= tsflags << 12;
  2824. }
  2825. }
  2826. }
  2827. #else
  2828. mss = 0;
  2829. #endif
  2830. #if TG3_VLAN_TAG_USED
  2831. if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
  2832. base_flags |= (TXD_FLAG_VLAN |
  2833. (vlan_tx_tag_get(skb) << 16));
  2834. #endif
  2835. /* Queue skb data, a.k.a. the main skb fragment. */
  2836. mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE);
  2837. tp->tx_buffers[entry].skb = skb;
  2838. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  2839. would_hit_hwbug = 0;
  2840. if (tg3_4g_overflow_test(mapping, len))
  2841. would_hit_hwbug = entry + 1;
  2842. tg3_set_txd(tp, entry, mapping, len, base_flags,
  2843. (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
  2844. entry = NEXT_TX(entry);
  2845. /* Now loop through additional data fragments, and queue them. */
  2846. if (skb_shinfo(skb)->nr_frags > 0) {
  2847. unsigned int i, last;
  2848. last = skb_shinfo(skb)->nr_frags - 1;
  2849. for (i = 0; i <= last; i++) {
  2850. skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
  2851. len = frag->size;
  2852. mapping = pci_map_page(tp->pdev,
  2853. frag->page,
  2854. frag->page_offset,
  2855. len, PCI_DMA_TODEVICE);
  2856. tp->tx_buffers[entry].skb = NULL;
  2857. pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
  2858. if (tg3_4g_overflow_test(mapping, len)) {
  2859. /* Only one should match. */
  2860. if (would_hit_hwbug)
  2861. BUG();
  2862. would_hit_hwbug = entry + 1;
  2863. }
  2864. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  2865. tg3_set_txd(tp, entry, mapping, len,
  2866. base_flags, (i == last)|(mss << 1));
  2867. else
  2868. tg3_set_txd(tp, entry, mapping, len,
  2869. base_flags, (i == last));
  2870. entry = NEXT_TX(entry);
  2871. }
  2872. }
  2873. if (would_hit_hwbug) {
  2874. u32 last_plus_one = entry;
  2875. u32 start;
  2876. unsigned int len = 0;
  2877. would_hit_hwbug -= 1;
  2878. entry = entry - 1 - skb_shinfo(skb)->nr_frags;
  2879. entry &= (TG3_TX_RING_SIZE - 1);
  2880. start = entry;
  2881. i = 0;
  2882. while (entry != last_plus_one) {
  2883. if (i == 0)
  2884. len = skb_headlen(skb);
  2885. else
  2886. len = skb_shinfo(skb)->frags[i-1].size;
  2887. if (entry == would_hit_hwbug)
  2888. break;
  2889. i++;
  2890. entry = NEXT_TX(entry);
  2891. }
  2892. /* If the workaround fails due to memory/mapping
  2893. * failure, silently drop this packet.
  2894. */
  2895. if (tigon3_4gb_hwbug_workaround(tp, skb,
  2896. entry, len,
  2897. last_plus_one,
  2898. &start, mss))
  2899. goto out_unlock;
  2900. entry = start;
  2901. }
  2902. /* Packets are ready, update Tx producer idx local and on card. */
  2903. tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
  2904. tp->tx_prod = entry;
  2905. if (TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1))
  2906. netif_stop_queue(dev);
  2907. out_unlock:
  2908. mmiowb();
  2909. spin_unlock(&tp->tx_lock);
  2910. dev->trans_start = jiffies;
  2911. return NETDEV_TX_OK;
  2912. }
  2913. static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp,
  2914. int new_mtu)
  2915. {
  2916. dev->mtu = new_mtu;
  2917. if (new_mtu > ETH_DATA_LEN)
  2918. tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
  2919. else
  2920. tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE;
  2921. }
  2922. static int tg3_change_mtu(struct net_device *dev, int new_mtu)
  2923. {
  2924. struct tg3 *tp = netdev_priv(dev);
  2925. if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp))
  2926. return -EINVAL;
  2927. if (!netif_running(dev)) {
  2928. /* We'll just catch it later when the
  2929. * device is up'd.
  2930. */
  2931. tg3_set_mtu(dev, tp, new_mtu);
  2932. return 0;
  2933. }
  2934. tg3_netif_stop(tp);
  2935. tg3_full_lock(tp, 1);
  2936. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  2937. tg3_set_mtu(dev, tp, new_mtu);
  2938. tg3_init_hw(tp);
  2939. tg3_netif_start(tp);
  2940. tg3_full_unlock(tp);
  2941. return 0;
  2942. }
  2943. /* Free up pending packets in all rx/tx rings.
  2944. *
  2945. * The chip has been shut down and the driver detached from
  2946. * the networking, so no interrupts or new tx packets will
  2947. * end up in the driver. tp->{tx,}lock is not held and we are not
  2948. * in an interrupt context and thus may sleep.
  2949. */
  2950. static void tg3_free_rings(struct tg3 *tp)
  2951. {
  2952. struct ring_info *rxp;
  2953. int i;
  2954. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  2955. rxp = &tp->rx_std_buffers[i];
  2956. if (rxp->skb == NULL)
  2957. continue;
  2958. pci_unmap_single(tp->pdev,
  2959. pci_unmap_addr(rxp, mapping),
  2960. RX_PKT_BUF_SZ - tp->rx_offset,
  2961. PCI_DMA_FROMDEVICE);
  2962. dev_kfree_skb_any(rxp->skb);
  2963. rxp->skb = NULL;
  2964. }
  2965. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  2966. rxp = &tp->rx_jumbo_buffers[i];
  2967. if (rxp->skb == NULL)
  2968. continue;
  2969. pci_unmap_single(tp->pdev,
  2970. pci_unmap_addr(rxp, mapping),
  2971. RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
  2972. PCI_DMA_FROMDEVICE);
  2973. dev_kfree_skb_any(rxp->skb);
  2974. rxp->skb = NULL;
  2975. }
  2976. for (i = 0; i < TG3_TX_RING_SIZE; ) {
  2977. struct tx_ring_info *txp;
  2978. struct sk_buff *skb;
  2979. int j;
  2980. txp = &tp->tx_buffers[i];
  2981. skb = txp->skb;
  2982. if (skb == NULL) {
  2983. i++;
  2984. continue;
  2985. }
  2986. pci_unmap_single(tp->pdev,
  2987. pci_unmap_addr(txp, mapping),
  2988. skb_headlen(skb),
  2989. PCI_DMA_TODEVICE);
  2990. txp->skb = NULL;
  2991. i++;
  2992. for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) {
  2993. txp = &tp->tx_buffers[i & (TG3_TX_RING_SIZE - 1)];
  2994. pci_unmap_page(tp->pdev,
  2995. pci_unmap_addr(txp, mapping),
  2996. skb_shinfo(skb)->frags[j].size,
  2997. PCI_DMA_TODEVICE);
  2998. i++;
  2999. }
  3000. dev_kfree_skb_any(skb);
  3001. }
  3002. }
  3003. /* Initialize tx/rx rings for packet processing.
  3004. *
  3005. * The chip has been shut down and the driver detached from
  3006. * the networking, so no interrupts or new tx packets will
  3007. * end up in the driver. tp->{tx,}lock are held and thus
  3008. * we may not sleep.
  3009. */
  3010. static void tg3_init_rings(struct tg3 *tp)
  3011. {
  3012. u32 i;
  3013. /* Free up all the SKBs. */
  3014. tg3_free_rings(tp);
  3015. /* Zero out all descriptors. */
  3016. memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
  3017. memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
  3018. memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
  3019. memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
  3020. /* Initialize invariants of the rings, we only set this
  3021. * stuff once. This works because the card does not
  3022. * write into the rx buffer posting rings.
  3023. */
  3024. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  3025. struct tg3_rx_buffer_desc *rxd;
  3026. rxd = &tp->rx_std[i];
  3027. rxd->idx_len = (RX_PKT_BUF_SZ - tp->rx_offset - 64)
  3028. << RXD_LEN_SHIFT;
  3029. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
  3030. rxd->opaque = (RXD_OPAQUE_RING_STD |
  3031. (i << RXD_OPAQUE_INDEX_SHIFT));
  3032. }
  3033. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  3034. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  3035. struct tg3_rx_buffer_desc *rxd;
  3036. rxd = &tp->rx_jumbo[i];
  3037. rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
  3038. << RXD_LEN_SHIFT;
  3039. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
  3040. RXD_FLAG_JUMBO;
  3041. rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
  3042. (i << RXD_OPAQUE_INDEX_SHIFT));
  3043. }
  3044. }
  3045. /* Now allocate fresh SKBs for each rx ring. */
  3046. for (i = 0; i < tp->rx_pending; i++) {
  3047. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD,
  3048. -1, i) < 0)
  3049. break;
  3050. }
  3051. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  3052. for (i = 0; i < tp->rx_jumbo_pending; i++) {
  3053. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
  3054. -1, i) < 0)
  3055. break;
  3056. }
  3057. }
  3058. }
  3059. /*
  3060. * Must not be invoked with interrupt sources disabled and
  3061. * the hardware shutdown down.
  3062. */
  3063. static void tg3_free_consistent(struct tg3 *tp)
  3064. {
  3065. if (tp->rx_std_buffers) {
  3066. kfree(tp->rx_std_buffers);
  3067. tp->rx_std_buffers = NULL;
  3068. }
  3069. if (tp->rx_std) {
  3070. pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3071. tp->rx_std, tp->rx_std_mapping);
  3072. tp->rx_std = NULL;
  3073. }
  3074. if (tp->rx_jumbo) {
  3075. pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3076. tp->rx_jumbo, tp->rx_jumbo_mapping);
  3077. tp->rx_jumbo = NULL;
  3078. }
  3079. if (tp->rx_rcb) {
  3080. pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3081. tp->rx_rcb, tp->rx_rcb_mapping);
  3082. tp->rx_rcb = NULL;
  3083. }
  3084. if (tp->tx_ring) {
  3085. pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3086. tp->tx_ring, tp->tx_desc_mapping);
  3087. tp->tx_ring = NULL;
  3088. }
  3089. if (tp->hw_status) {
  3090. pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
  3091. tp->hw_status, tp->status_mapping);
  3092. tp->hw_status = NULL;
  3093. }
  3094. if (tp->hw_stats) {
  3095. pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
  3096. tp->hw_stats, tp->stats_mapping);
  3097. tp->hw_stats = NULL;
  3098. }
  3099. }
  3100. /*
  3101. * Must not be invoked with interrupt sources disabled and
  3102. * the hardware shutdown down. Can sleep.
  3103. */
  3104. static int tg3_alloc_consistent(struct tg3 *tp)
  3105. {
  3106. tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) *
  3107. (TG3_RX_RING_SIZE +
  3108. TG3_RX_JUMBO_RING_SIZE)) +
  3109. (sizeof(struct tx_ring_info) *
  3110. TG3_TX_RING_SIZE),
  3111. GFP_KERNEL);
  3112. if (!tp->rx_std_buffers)
  3113. return -ENOMEM;
  3114. memset(tp->rx_std_buffers, 0,
  3115. (sizeof(struct ring_info) *
  3116. (TG3_RX_RING_SIZE +
  3117. TG3_RX_JUMBO_RING_SIZE)) +
  3118. (sizeof(struct tx_ring_info) *
  3119. TG3_TX_RING_SIZE));
  3120. tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
  3121. tp->tx_buffers = (struct tx_ring_info *)
  3122. &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
  3123. tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3124. &tp->rx_std_mapping);
  3125. if (!tp->rx_std)
  3126. goto err_out;
  3127. tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3128. &tp->rx_jumbo_mapping);
  3129. if (!tp->rx_jumbo)
  3130. goto err_out;
  3131. tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3132. &tp->rx_rcb_mapping);
  3133. if (!tp->rx_rcb)
  3134. goto err_out;
  3135. tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3136. &tp->tx_desc_mapping);
  3137. if (!tp->tx_ring)
  3138. goto err_out;
  3139. tp->hw_status = pci_alloc_consistent(tp->pdev,
  3140. TG3_HW_STATUS_SIZE,
  3141. &tp->status_mapping);
  3142. if (!tp->hw_status)
  3143. goto err_out;
  3144. tp->hw_stats = pci_alloc_consistent(tp->pdev,
  3145. sizeof(struct tg3_hw_stats),
  3146. &tp->stats_mapping);
  3147. if (!tp->hw_stats)
  3148. goto err_out;
  3149. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3150. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3151. return 0;
  3152. err_out:
  3153. tg3_free_consistent(tp);
  3154. return -ENOMEM;
  3155. }
  3156. #define MAX_WAIT_CNT 1000
  3157. /* To stop a block, clear the enable bit and poll till it
  3158. * clears. tp->lock is held.
  3159. */
  3160. static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent)
  3161. {
  3162. unsigned int i;
  3163. u32 val;
  3164. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  3165. switch (ofs) {
  3166. case RCVLSC_MODE:
  3167. case DMAC_MODE:
  3168. case MBFREE_MODE:
  3169. case BUFMGR_MODE:
  3170. case MEMARB_MODE:
  3171. /* We can't enable/disable these bits of the
  3172. * 5705/5750, just say success.
  3173. */
  3174. return 0;
  3175. default:
  3176. break;
  3177. };
  3178. }
  3179. val = tr32(ofs);
  3180. val &= ~enable_bit;
  3181. tw32_f(ofs, val);
  3182. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3183. udelay(100);
  3184. val = tr32(ofs);
  3185. if ((val & enable_bit) == 0)
  3186. break;
  3187. }
  3188. if (i == MAX_WAIT_CNT && !silent) {
  3189. printk(KERN_ERR PFX "tg3_stop_block timed out, "
  3190. "ofs=%lx enable_bit=%x\n",
  3191. ofs, enable_bit);
  3192. return -ENODEV;
  3193. }
  3194. return 0;
  3195. }
  3196. /* tp->lock is held. */
  3197. static int tg3_abort_hw(struct tg3 *tp, int silent)
  3198. {
  3199. int i, err;
  3200. tg3_disable_ints(tp);
  3201. tp->rx_mode &= ~RX_MODE_ENABLE;
  3202. tw32_f(MAC_RX_MODE, tp->rx_mode);
  3203. udelay(10);
  3204. err = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent);
  3205. err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent);
  3206. err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent);
  3207. err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent);
  3208. err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent);
  3209. err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent);
  3210. err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent);
  3211. err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent);
  3212. err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent);
  3213. err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent);
  3214. err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent);
  3215. err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent);
  3216. err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent);
  3217. tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
  3218. tw32_f(MAC_MODE, tp->mac_mode);
  3219. udelay(40);
  3220. tp->tx_mode &= ~TX_MODE_ENABLE;
  3221. tw32_f(MAC_TX_MODE, tp->tx_mode);
  3222. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3223. udelay(100);
  3224. if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
  3225. break;
  3226. }
  3227. if (i >= MAX_WAIT_CNT) {
  3228. printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, "
  3229. "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n",
  3230. tp->dev->name, tr32(MAC_TX_MODE));
  3231. err |= -ENODEV;
  3232. }
  3233. err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent);
  3234. err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent);
  3235. err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent);
  3236. tw32(FTQ_RESET, 0xffffffff);
  3237. tw32(FTQ_RESET, 0x00000000);
  3238. err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
  3239. err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
  3240. if (tp->hw_status)
  3241. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3242. if (tp->hw_stats)
  3243. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3244. return err;
  3245. }
  3246. /* tp->lock is held. */
  3247. static int tg3_nvram_lock(struct tg3 *tp)
  3248. {
  3249. if (tp->tg3_flags & TG3_FLAG_NVRAM) {
  3250. int i;
  3251. tw32(NVRAM_SWARB, SWARB_REQ_SET1);
  3252. for (i = 0; i < 8000; i++) {
  3253. if (tr32(NVRAM_SWARB) & SWARB_GNT1)
  3254. break;
  3255. udelay(20);
  3256. }
  3257. if (i == 8000)
  3258. return -ENODEV;
  3259. }
  3260. return 0;
  3261. }
  3262. /* tp->lock is held. */
  3263. static void tg3_nvram_unlock(struct tg3 *tp)
  3264. {
  3265. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  3266. tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
  3267. }
  3268. /* tp->lock is held. */
  3269. static void tg3_enable_nvram_access(struct tg3 *tp)
  3270. {
  3271. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3272. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3273. u32 nvaccess = tr32(NVRAM_ACCESS);
  3274. tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
  3275. }
  3276. }
  3277. /* tp->lock is held. */
  3278. static void tg3_disable_nvram_access(struct tg3 *tp)
  3279. {
  3280. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3281. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3282. u32 nvaccess = tr32(NVRAM_ACCESS);
  3283. tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
  3284. }
  3285. }
  3286. /* tp->lock is held. */
  3287. static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind)
  3288. {
  3289. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
  3290. tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX,
  3291. NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
  3292. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3293. switch (kind) {
  3294. case RESET_KIND_INIT:
  3295. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3296. DRV_STATE_START);
  3297. break;
  3298. case RESET_KIND_SHUTDOWN:
  3299. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3300. DRV_STATE_UNLOAD);
  3301. break;
  3302. case RESET_KIND_SUSPEND:
  3303. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3304. DRV_STATE_SUSPEND);
  3305. break;
  3306. default:
  3307. break;
  3308. };
  3309. }
  3310. }
  3311. /* tp->lock is held. */
  3312. static void tg3_write_sig_post_reset(struct tg3 *tp, int kind)
  3313. {
  3314. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3315. switch (kind) {
  3316. case RESET_KIND_INIT:
  3317. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3318. DRV_STATE_START_DONE);
  3319. break;
  3320. case RESET_KIND_SHUTDOWN:
  3321. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3322. DRV_STATE_UNLOAD_DONE);
  3323. break;
  3324. default:
  3325. break;
  3326. };
  3327. }
  3328. }
  3329. /* tp->lock is held. */
  3330. static void tg3_write_sig_legacy(struct tg3 *tp, int kind)
  3331. {
  3332. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3333. switch (kind) {
  3334. case RESET_KIND_INIT:
  3335. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3336. DRV_STATE_START);
  3337. break;
  3338. case RESET_KIND_SHUTDOWN:
  3339. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3340. DRV_STATE_UNLOAD);
  3341. break;
  3342. case RESET_KIND_SUSPEND:
  3343. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3344. DRV_STATE_SUSPEND);
  3345. break;
  3346. default:
  3347. break;
  3348. };
  3349. }
  3350. }
  3351. static void tg3_stop_fw(struct tg3 *);
  3352. /* tp->lock is held. */
  3353. static int tg3_chip_reset(struct tg3 *tp)
  3354. {
  3355. u32 val;
  3356. u32 flags_save;
  3357. int i;
  3358. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
  3359. tg3_nvram_lock(tp);
  3360. /*
  3361. * We must avoid the readl() that normally takes place.
  3362. * It locks machines, causes machine checks, and other
  3363. * fun things. So, temporarily disable the 5701
  3364. * hardware workaround, while we do the reset.
  3365. */
  3366. flags_save = tp->tg3_flags;
  3367. tp->tg3_flags &= ~TG3_FLAG_5701_REG_WRITE_BUG;
  3368. /* do the reset */
  3369. val = GRC_MISC_CFG_CORECLK_RESET;
  3370. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3371. if (tr32(0x7e2c) == 0x60) {
  3372. tw32(0x7e2c, 0x20);
  3373. }
  3374. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3375. tw32(GRC_MISC_CFG, (1 << 29));
  3376. val |= (1 << 29);
  3377. }
  3378. }
  3379. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3380. val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
  3381. tw32(GRC_MISC_CFG, val);
  3382. /* restore 5701 hardware bug workaround flag */
  3383. tp->tg3_flags = flags_save;
  3384. /* Unfortunately, we have to delay before the PCI read back.
  3385. * Some 575X chips even will not respond to a PCI cfg access
  3386. * when the reset command is given to the chip.
  3387. *
  3388. * How do these hardware designers expect things to work
  3389. * properly if the PCI write is posted for a long period
  3390. * of time? It is always necessary to have some method by
  3391. * which a register read back can occur to push the write
  3392. * out which does the reset.
  3393. *
  3394. * For most tg3 variants the trick below was working.
  3395. * Ho hum...
  3396. */
  3397. udelay(120);
  3398. /* Flush PCI posted writes. The normal MMIO registers
  3399. * are inaccessible at this time so this is the only
  3400. * way to make this reliably (actually, this is no longer
  3401. * the case, see above). I tried to use indirect
  3402. * register read/write but this upset some 5701 variants.
  3403. */
  3404. pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);
  3405. udelay(120);
  3406. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3407. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) {
  3408. int i;
  3409. u32 cfg_val;
  3410. /* Wait for link training to complete. */
  3411. for (i = 0; i < 5000; i++)
  3412. udelay(100);
  3413. pci_read_config_dword(tp->pdev, 0xc4, &cfg_val);
  3414. pci_write_config_dword(tp->pdev, 0xc4,
  3415. cfg_val | (1 << 15));
  3416. }
  3417. /* Set PCIE max payload size and clear error status. */
  3418. pci_write_config_dword(tp->pdev, 0xd8, 0xf5000);
  3419. }
  3420. /* Re-enable indirect register accesses. */
  3421. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  3422. tp->misc_host_ctrl);
  3423. /* Set MAX PCI retry to zero. */
  3424. val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
  3425. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  3426. (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
  3427. val |= PCISTATE_RETRY_SAME_DMA;
  3428. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);
  3429. pci_restore_state(tp->pdev);
  3430. /* Make sure PCI-X relaxed ordering bit is clear. */
  3431. pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val);
  3432. val &= ~PCIX_CAPS_RELAXED_ORDERING;
  3433. pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val);
  3434. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  3435. u32 val;
  3436. /* Chip reset on 5780 will reset MSI enable bit,
  3437. * so need to restore it.
  3438. */
  3439. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  3440. u16 ctrl;
  3441. pci_read_config_word(tp->pdev,
  3442. tp->msi_cap + PCI_MSI_FLAGS,
  3443. &ctrl);
  3444. pci_write_config_word(tp->pdev,
  3445. tp->msi_cap + PCI_MSI_FLAGS,
  3446. ctrl | PCI_MSI_FLAGS_ENABLE);
  3447. val = tr32(MSGINT_MODE);
  3448. tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE);
  3449. }
  3450. val = tr32(MEMARB_MODE);
  3451. tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
  3452. } else
  3453. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  3454. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) {
  3455. tg3_stop_fw(tp);
  3456. tw32(0x5000, 0x400);
  3457. }
  3458. tw32(GRC_MODE, tp->grc_mode);
  3459. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
  3460. u32 val = tr32(0xc4);
  3461. tw32(0xc4, val | (1 << 15));
  3462. }
  3463. if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 &&
  3464. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  3465. tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE;
  3466. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)
  3467. tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN;
  3468. tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  3469. }
  3470. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  3471. tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
  3472. tw32_f(MAC_MODE, tp->mac_mode);
  3473. } else
  3474. tw32_f(MAC_MODE, 0);
  3475. udelay(40);
  3476. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X)) {
  3477. /* Wait for firmware initialization to complete. */
  3478. for (i = 0; i < 100000; i++) {
  3479. tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val);
  3480. if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
  3481. break;
  3482. udelay(10);
  3483. }
  3484. if (i >= 100000) {
  3485. printk(KERN_ERR PFX "tg3_reset_hw timed out for %s, "
  3486. "firmware will not restart magic=%08x\n",
  3487. tp->dev->name, val);
  3488. return -ENODEV;
  3489. }
  3490. }
  3491. if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  3492. tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3493. u32 val = tr32(0x7c00);
  3494. tw32(0x7c00, val | (1 << 25));
  3495. }
  3496. /* Reprobe ASF enable state. */
  3497. tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF;
  3498. tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE;
  3499. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  3500. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  3501. u32 nic_cfg;
  3502. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  3503. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  3504. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  3505. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  3506. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  3507. }
  3508. }
  3509. return 0;
  3510. }
  3511. /* tp->lock is held. */
  3512. static void tg3_stop_fw(struct tg3 *tp)
  3513. {
  3514. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3515. u32 val;
  3516. int i;
  3517. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
  3518. val = tr32(GRC_RX_CPU_EVENT);
  3519. val |= (1 << 14);
  3520. tw32(GRC_RX_CPU_EVENT, val);
  3521. /* Wait for RX cpu to ACK the event. */
  3522. for (i = 0; i < 100; i++) {
  3523. if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14)))
  3524. break;
  3525. udelay(1);
  3526. }
  3527. }
  3528. }
  3529. /* tp->lock is held. */
  3530. static int tg3_halt(struct tg3 *tp, int kind, int silent)
  3531. {
  3532. int err;
  3533. tg3_stop_fw(tp);
  3534. tg3_write_sig_pre_reset(tp, kind);
  3535. tg3_abort_hw(tp, silent);
  3536. err = tg3_chip_reset(tp);
  3537. tg3_write_sig_legacy(tp, kind);
  3538. tg3_write_sig_post_reset(tp, kind);
  3539. if (err)
  3540. return err;
  3541. return 0;
  3542. }
  3543. #define TG3_FW_RELEASE_MAJOR 0x0
  3544. #define TG3_FW_RELASE_MINOR 0x0
  3545. #define TG3_FW_RELEASE_FIX 0x0
  3546. #define TG3_FW_START_ADDR 0x08000000
  3547. #define TG3_FW_TEXT_ADDR 0x08000000
  3548. #define TG3_FW_TEXT_LEN 0x9c0
  3549. #define TG3_FW_RODATA_ADDR 0x080009c0
  3550. #define TG3_FW_RODATA_LEN 0x60
  3551. #define TG3_FW_DATA_ADDR 0x08000a40
  3552. #define TG3_FW_DATA_LEN 0x20
  3553. #define TG3_FW_SBSS_ADDR 0x08000a60
  3554. #define TG3_FW_SBSS_LEN 0xc
  3555. #define TG3_FW_BSS_ADDR 0x08000a70
  3556. #define TG3_FW_BSS_LEN 0x10
  3557. static u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = {
  3558. 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800,
  3559. 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000,
  3560. 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034,
  3561. 0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000,
  3562. 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105,
  3563. 0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0,
  3564. 0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010,
  3565. 0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01,
  3566. 0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c,
  3567. 0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000,
  3568. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400,
  3569. 0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c,
  3570. 0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000,
  3571. 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64,
  3572. 0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000,
  3573. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  3574. 0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68,
  3575. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003,
  3576. 0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800,
  3577. 0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  3578. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60,
  3579. 0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008,
  3580. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  3581. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3582. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3583. 0, 0, 0, 0, 0, 0,
  3584. 0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002,
  3585. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3586. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3587. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3588. 0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009,
  3589. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b,
  3590. 0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000,
  3591. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000,
  3592. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3593. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3594. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014,
  3595. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3596. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3597. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3598. 0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010,
  3599. 0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74,
  3600. 0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c,
  3601. 0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800,
  3602. 0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001,
  3603. 0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028,
  3604. 0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800,
  3605. 0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0,
  3606. 0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014,
  3607. 0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001,
  3608. 0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810,
  3609. 0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018,
  3610. 0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec,
  3611. 0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c,
  3612. 0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74,
  3613. 0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000,
  3614. 0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c,
  3615. 0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c,
  3616. 0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df,
  3617. 0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000,
  3618. 0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800,
  3619. 0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402,
  3620. 0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00,
  3621. 0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010,
  3622. 0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df,
  3623. 0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001,
  3624. 0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008,
  3625. 0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021,
  3626. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018,
  3627. 0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b,
  3628. 0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000,
  3629. 0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008,
  3630. 0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b,
  3631. 0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001,
  3632. 0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821,
  3633. 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000,
  3634. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000,
  3635. 0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821,
  3636. 0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff,
  3637. 0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008,
  3638. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010,
  3639. 0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000,
  3640. 0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428,
  3641. 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c,
  3642. 0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e,
  3643. 0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010,
  3644. 0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000,
  3645. 0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001,
  3646. 0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000,
  3647. 0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824,
  3648. 0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000
  3649. };
  3650. static u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = {
  3651. 0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430,
  3652. 0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74,
  3653. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  3654. 0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000,
  3655. 0x00000000
  3656. };
  3657. #if 0 /* All zeros, don't eat up space with it. */
  3658. u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = {
  3659. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  3660. 0x00000000, 0x00000000, 0x00000000, 0x00000000
  3661. };
  3662. #endif
  3663. #define RX_CPU_SCRATCH_BASE 0x30000
  3664. #define RX_CPU_SCRATCH_SIZE 0x04000
  3665. #define TX_CPU_SCRATCH_BASE 0x34000
  3666. #define TX_CPU_SCRATCH_SIZE 0x04000
  3667. /* tp->lock is held. */
  3668. static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
  3669. {
  3670. int i;
  3671. if (offset == TX_CPU_BASE &&
  3672. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  3673. BUG();
  3674. if (offset == RX_CPU_BASE) {
  3675. for (i = 0; i < 10000; i++) {
  3676. tw32(offset + CPU_STATE, 0xffffffff);
  3677. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  3678. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  3679. break;
  3680. }
  3681. tw32(offset + CPU_STATE, 0xffffffff);
  3682. tw32_f(offset + CPU_MODE, CPU_MODE_HALT);
  3683. udelay(10);
  3684. } else {
  3685. for (i = 0; i < 10000; i++) {
  3686. tw32(offset + CPU_STATE, 0xffffffff);
  3687. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  3688. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  3689. break;
  3690. }
  3691. }
  3692. if (i >= 10000) {
  3693. printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, "
  3694. "and %s CPU\n",
  3695. tp->dev->name,
  3696. (offset == RX_CPU_BASE ? "RX" : "TX"));
  3697. return -ENODEV;
  3698. }
  3699. return 0;
  3700. }
  3701. struct fw_info {
  3702. unsigned int text_base;
  3703. unsigned int text_len;
  3704. u32 *text_data;
  3705. unsigned int rodata_base;
  3706. unsigned int rodata_len;
  3707. u32 *rodata_data;
  3708. unsigned int data_base;
  3709. unsigned int data_len;
  3710. u32 *data_data;
  3711. };
  3712. /* tp->lock is held. */
  3713. static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base,
  3714. int cpu_scratch_size, struct fw_info *info)
  3715. {
  3716. int err, i;
  3717. u32 orig_tg3_flags = tp->tg3_flags;
  3718. void (*write_op)(struct tg3 *, u32, u32);
  3719. if (cpu_base == TX_CPU_BASE &&
  3720. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  3721. printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load "
  3722. "TX cpu firmware on %s which is 5705.\n",
  3723. tp->dev->name);
  3724. return -EINVAL;
  3725. }
  3726. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3727. write_op = tg3_write_mem;
  3728. else
  3729. write_op = tg3_write_indirect_reg32;
  3730. /* Force use of PCI config space for indirect register
  3731. * write calls.
  3732. */
  3733. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  3734. /* It is possible that bootcode is still loading at this point.
  3735. * Get the nvram lock first before halting the cpu.
  3736. */
  3737. tg3_nvram_lock(tp);
  3738. err = tg3_halt_cpu(tp, cpu_base);
  3739. tg3_nvram_unlock(tp);
  3740. if (err)
  3741. goto out;
  3742. for (i = 0; i < cpu_scratch_size; i += sizeof(u32))
  3743. write_op(tp, cpu_scratch_base + i, 0);
  3744. tw32(cpu_base + CPU_STATE, 0xffffffff);
  3745. tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT);
  3746. for (i = 0; i < (info->text_len / sizeof(u32)); i++)
  3747. write_op(tp, (cpu_scratch_base +
  3748. (info->text_base & 0xffff) +
  3749. (i * sizeof(u32))),
  3750. (info->text_data ?
  3751. info->text_data[i] : 0));
  3752. for (i = 0; i < (info->rodata_len / sizeof(u32)); i++)
  3753. write_op(tp, (cpu_scratch_base +
  3754. (info->rodata_base & 0xffff) +
  3755. (i * sizeof(u32))),
  3756. (info->rodata_data ?
  3757. info->rodata_data[i] : 0));
  3758. for (i = 0; i < (info->data_len / sizeof(u32)); i++)
  3759. write_op(tp, (cpu_scratch_base +
  3760. (info->data_base & 0xffff) +
  3761. (i * sizeof(u32))),
  3762. (info->data_data ?
  3763. info->data_data[i] : 0));
  3764. err = 0;
  3765. out:
  3766. tp->tg3_flags = orig_tg3_flags;
  3767. return err;
  3768. }
  3769. /* tp->lock is held. */
  3770. static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
  3771. {
  3772. struct fw_info info;
  3773. int err, i;
  3774. info.text_base = TG3_FW_TEXT_ADDR;
  3775. info.text_len = TG3_FW_TEXT_LEN;
  3776. info.text_data = &tg3FwText[0];
  3777. info.rodata_base = TG3_FW_RODATA_ADDR;
  3778. info.rodata_len = TG3_FW_RODATA_LEN;
  3779. info.rodata_data = &tg3FwRodata[0];
  3780. info.data_base = TG3_FW_DATA_ADDR;
  3781. info.data_len = TG3_FW_DATA_LEN;
  3782. info.data_data = NULL;
  3783. err = tg3_load_firmware_cpu(tp, RX_CPU_BASE,
  3784. RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE,
  3785. &info);
  3786. if (err)
  3787. return err;
  3788. err = tg3_load_firmware_cpu(tp, TX_CPU_BASE,
  3789. TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE,
  3790. &info);
  3791. if (err)
  3792. return err;
  3793. /* Now startup only the RX cpu. */
  3794. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  3795. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  3796. for (i = 0; i < 5; i++) {
  3797. if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR)
  3798. break;
  3799. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  3800. tw32(RX_CPU_BASE + CPU_MODE, CPU_MODE_HALT);
  3801. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  3802. udelay(1000);
  3803. }
  3804. if (i >= 5) {
  3805. printk(KERN_ERR PFX "tg3_load_firmware fails for %s "
  3806. "to set RX CPU PC, is %08x should be %08x\n",
  3807. tp->dev->name, tr32(RX_CPU_BASE + CPU_PC),
  3808. TG3_FW_TEXT_ADDR);
  3809. return -ENODEV;
  3810. }
  3811. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  3812. tw32_f(RX_CPU_BASE + CPU_MODE, 0x00000000);
  3813. return 0;
  3814. }
  3815. #if TG3_TSO_SUPPORT != 0
  3816. #define TG3_TSO_FW_RELEASE_MAJOR 0x1
  3817. #define TG3_TSO_FW_RELASE_MINOR 0x6
  3818. #define TG3_TSO_FW_RELEASE_FIX 0x0
  3819. #define TG3_TSO_FW_START_ADDR 0x08000000
  3820. #define TG3_TSO_FW_TEXT_ADDR 0x08000000
  3821. #define TG3_TSO_FW_TEXT_LEN 0x1aa0
  3822. #define TG3_TSO_FW_RODATA_ADDR 0x08001aa0
  3823. #define TG3_TSO_FW_RODATA_LEN 0x60
  3824. #define TG3_TSO_FW_DATA_ADDR 0x08001b20
  3825. #define TG3_TSO_FW_DATA_LEN 0x30
  3826. #define TG3_TSO_FW_SBSS_ADDR 0x08001b50
  3827. #define TG3_TSO_FW_SBSS_LEN 0x2c
  3828. #define TG3_TSO_FW_BSS_ADDR 0x08001b80
  3829. #define TG3_TSO_FW_BSS_LEN 0x894
  3830. static u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = {
  3831. 0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000,
  3832. 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800,
  3833. 0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  3834. 0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800,
  3835. 0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001,
  3836. 0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c,
  3837. 0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001,
  3838. 0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008,
  3839. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c,
  3840. 0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001,
  3841. 0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000,
  3842. 0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001,
  3843. 0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800,
  3844. 0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c,
  3845. 0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008,
  3846. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021,
  3847. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800,
  3848. 0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c,
  3849. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  3850. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800,
  3851. 0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8,
  3852. 0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8,
  3853. 0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90,
  3854. 0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068,
  3855. 0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c,
  3856. 0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021,
  3857. 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008,
  3858. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021,
  3859. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b,
  3860. 0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  3861. 0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008,
  3862. 0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020,
  3863. 0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800,
  3864. 0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98,
  3865. 0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902,
  3866. 0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602,
  3867. 0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001,
  3868. 0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c,
  3869. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  3870. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4,
  3871. 0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410,
  3872. 0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800,
  3873. 0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4,
  3874. 0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 0x3c010800,
  3875. 0xac2023f8, 0x00021302, 0x00021080, 0x00c21021, 0x00621821, 0x3c010800,
  3876. 0xa42223d0, 0x3c010800, 0x0a000115, 0xa4231b96, 0x9622000c, 0x3c010800,
  3877. 0xa42223ec, 0x3c040800, 0x24841b9c, 0x8c820000, 0x00021100, 0x3c010800,
  3878. 0x00220821, 0xac311bc8, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  3879. 0xac271bcc, 0x8c820000, 0x25030001, 0x306601ff, 0x00021100, 0x3c010800,
  3880. 0x00220821, 0xac261bd0, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  3881. 0xac291bd4, 0x96230008, 0x3c020800, 0x8c421bac, 0x00432821, 0x3c010800,
  3882. 0xac251bac, 0x9622000a, 0x30420004, 0x14400018, 0x00061100, 0x8f630c14,
  3883. 0x3063000f, 0x2c620002, 0x1440000b, 0x3c02c000, 0x8f630c14, 0x3c020800,
  3884. 0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002,
  3885. 0x1040fff7, 0x3c02c000, 0x00e21825, 0xaf635c5c, 0x8f625c50, 0x30420002,
  3886. 0x10400014, 0x00000000, 0x0a000147, 0x00000000, 0x3c030800, 0x8c631b80,
  3887. 0x3c040800, 0x94841b94, 0x01221025, 0x3c010800, 0xa42223da, 0x24020001,
  3888. 0x3c010800, 0xac221bb8, 0x24630001, 0x0085202a, 0x3c010800, 0x10800003,
  3889. 0xac231b80, 0x3c010800, 0xa4251b94, 0x3c060800, 0x24c61b9c, 0x8cc20000,
  3890. 0x24420001, 0xacc20000, 0x28420080, 0x14400005, 0x00000000, 0x0e000656,
  3891. 0x24040002, 0x0a0001e6, 0x00000000, 0x3c020800, 0x8c421bb8, 0x10400078,
  3892. 0x24020001, 0x3c050800, 0x90a51b98, 0x14a20072, 0x00000000, 0x3c150800,
  3893. 0x96b51b96, 0x3c040800, 0x8c841bac, 0x32a3ffff, 0x0083102a, 0x1440006c,
  3894. 0x00000000, 0x14830003, 0x00000000, 0x3c010800, 0xac2523f0, 0x1060005c,
  3895. 0x00009021, 0x24d60004, 0x0060a021, 0x24d30014, 0x8ec20000, 0x00028100,
  3896. 0x3c110800, 0x02308821, 0x0e000625, 0x8e311bc8, 0x00402821, 0x10a00054,
  3897. 0x00000000, 0x9628000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e22000c,
  3898. 0x2407188c, 0x00021400, 0xaca20018, 0x3c030800, 0x00701821, 0x8c631bd0,
  3899. 0x3c020800, 0x00501021, 0x8c421bd4, 0x00031d00, 0x00021400, 0x00621825,
  3900. 0xaca30014, 0x8ec30004, 0x96220008, 0x00432023, 0x3242ffff, 0x3083ffff,
  3901. 0x00431021, 0x0282102a, 0x14400002, 0x02b23023, 0x00803021, 0x8e620000,
  3902. 0x30c4ffff, 0x00441021, 0xae620000, 0x8e220000, 0xaca20000, 0x8e220004,
  3903. 0x8e63fff4, 0x00431021, 0xaca20004, 0xa4a6000e, 0x8e62fff4, 0x00441021,
  3904. 0xae62fff4, 0x96230008, 0x0043102a, 0x14400005, 0x02469021, 0x8e62fff0,
  3905. 0xae60fff4, 0x24420001, 0xae62fff0, 0xaca00008, 0x3242ffff, 0x14540008,
  3906. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x24020905, 0xa4a2000c,
  3907. 0x0a0001cb, 0x34e70020, 0xa4a2000c, 0x3c020800, 0x8c4223f0, 0x10400003,
  3908. 0x3c024b65, 0x0a0001d3, 0x34427654, 0x3c02b49a, 0x344289ab, 0xaca2001c,
  3909. 0x30e2ffff, 0xaca20010, 0x0e0005a2, 0x00a02021, 0x3242ffff, 0x0054102b,
  3910. 0x1440ffa9, 0x00000000, 0x24020002, 0x3c010800, 0x0a0001e6, 0xa0221b98,
  3911. 0x8ec2083c, 0x24420001, 0x0a0001e6, 0xaec2083c, 0x0e0004c0, 0x00000000,
  3912. 0x8fbf002c, 0x8fb60028, 0x8fb50024, 0x8fb40020, 0x8fb3001c, 0x8fb20018,
  3913. 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0030, 0x27bdffd0, 0xafbf0028,
  3914. 0xafb30024, 0xafb20020, 0xafb1001c, 0xafb00018, 0x8f725c9c, 0x3c0200ff,
  3915. 0x3442fff8, 0x3c070800, 0x24e71bb4, 0x02428824, 0x9623000e, 0x8ce20000,
  3916. 0x00431021, 0xace20000, 0x8e220010, 0x30420020, 0x14400011, 0x00809821,
  3917. 0x0e00063b, 0x02202021, 0x3c02c000, 0x02421825, 0xaf635c9c, 0x8f625c90,
  3918. 0x30420002, 0x1040011e, 0x00000000, 0xaf635c9c, 0x8f625c90, 0x30420002,
  3919. 0x10400119, 0x00000000, 0x0a00020d, 0x00000000, 0x8e240008, 0x8e230014,
  3920. 0x00041402, 0x000231c0, 0x00031502, 0x304201ff, 0x2442ffff, 0x3042007f,
  3921. 0x00031942, 0x30637800, 0x00021100, 0x24424000, 0x00624821, 0x9522000a,
  3922. 0x3084ffff, 0x30420008, 0x104000b0, 0x000429c0, 0x3c020800, 0x8c422400,
  3923. 0x14400024, 0x24c50008, 0x94c20014, 0x3c010800, 0xa42223d0, 0x8cc40010,
  3924. 0x00041402, 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42423d4, 0x94c2000e,
  3925. 0x3083ffff, 0x00431023, 0x3c010800, 0xac222408, 0x94c2001a, 0x3c010800,
  3926. 0xac262400, 0x3c010800, 0xac322404, 0x3c010800, 0xac2223fc, 0x3c02c000,
  3927. 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e5, 0x00000000,
  3928. 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e0, 0x00000000, 0x0a000246,
  3929. 0x00000000, 0x94c2000e, 0x3c030800, 0x946323d4, 0x00434023, 0x3103ffff,
  3930. 0x2c620008, 0x1040001c, 0x00000000, 0x94c20014, 0x24420028, 0x00a22821,
  3931. 0x00031042, 0x1840000b, 0x00002021, 0x24e60848, 0x00403821, 0x94a30000,
  3932. 0x8cc20000, 0x24840001, 0x00431021, 0xacc20000, 0x0087102a, 0x1440fff9,
  3933. 0x24a50002, 0x31020001, 0x1040001f, 0x3c024000, 0x3c040800, 0x248423fc,
  3934. 0xa0a00001, 0x94a30000, 0x8c820000, 0x00431021, 0x0a000285, 0xac820000,
  3935. 0x8f626800, 0x3c030010, 0x00431024, 0x10400009, 0x00000000, 0x94c2001a,
  3936. 0x3c030800, 0x8c6323fc, 0x00431021, 0x3c010800, 0xac2223fc, 0x0a000286,
  3937. 0x3c024000, 0x94c2001a, 0x94c4001c, 0x3c030800, 0x8c6323fc, 0x00441023,
  3938. 0x00621821, 0x3c010800, 0xac2323fc, 0x3c024000, 0x02421825, 0xaf635c9c,
  3939. 0x8f625c90, 0x30420002, 0x1440fffc, 0x00000000, 0x9522000a, 0x30420010,
  3940. 0x1040009b, 0x00000000, 0x3c030800, 0x946323d4, 0x3c070800, 0x24e72400,
  3941. 0x8ce40000, 0x8f626800, 0x24630030, 0x00832821, 0x3c030010, 0x00431024,
  3942. 0x1440000a, 0x00000000, 0x94a20004, 0x3c040800, 0x8c842408, 0x3c030800,
  3943. 0x8c6323fc, 0x00441023, 0x00621821, 0x3c010800, 0xac2323fc, 0x3c040800,
  3944. 0x8c8423fc, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021,
  3945. 0x00041027, 0xa4a20006, 0x3c030800, 0x8c632404, 0x3c0200ff, 0x3442fff8,
  3946. 0x00628824, 0x96220008, 0x24050001, 0x24034000, 0x000231c0, 0x00801021,
  3947. 0xa4c2001a, 0xa4c0001c, 0xace00000, 0x3c010800, 0xac251b60, 0xaf635cb8,
  3948. 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000, 0x3c010800, 0xac201b60,
  3949. 0x8e220008, 0xaf625cb8, 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000,
  3950. 0x3c010800, 0xac201b60, 0x3c020800, 0x8c421b60, 0x1040ffec, 0x00000000,
  3951. 0x3c040800, 0x0e00063b, 0x8c842404, 0x0a00032a, 0x00000000, 0x3c030800,
  3952. 0x90631b98, 0x24020002, 0x14620003, 0x3c034b65, 0x0a0002e1, 0x00008021,
  3953. 0x8e22001c, 0x34637654, 0x10430002, 0x24100002, 0x24100001, 0x00c02021,
  3954. 0x0e000350, 0x02003021, 0x24020003, 0x3c010800, 0xa0221b98, 0x24020002,
  3955. 0x1202000a, 0x24020001, 0x3c030800, 0x8c6323f0, 0x10620006, 0x00000000,
  3956. 0x3c020800, 0x944223d8, 0x00021400, 0x0a00031f, 0xae220014, 0x3c040800,
  3957. 0x248423da, 0x94820000, 0x00021400, 0xae220014, 0x3c020800, 0x8c421bbc,
  3958. 0x3c03c000, 0x3c010800, 0xa0201b98, 0x00431025, 0xaf625c5c, 0x8f625c50,
  3959. 0x30420002, 0x10400009, 0x00000000, 0x2484f7e2, 0x8c820000, 0x00431025,
  3960. 0xaf625c5c, 0x8f625c50, 0x30420002, 0x1440fffa, 0x00000000, 0x3c020800,
  3961. 0x24421b84, 0x8c430000, 0x24630001, 0xac430000, 0x8f630c14, 0x3063000f,
  3962. 0x2c620002, 0x1440000c, 0x3c024000, 0x8f630c14, 0x3c020800, 0x8c421b40,
  3963. 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7,
  3964. 0x00000000, 0x3c024000, 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002,
  3965. 0x1440fffc, 0x00000000, 0x12600003, 0x00000000, 0x0e0004c0, 0x00000000,
  3966. 0x8fbf0028, 0x8fb30024, 0x8fb20020, 0x8fb1001c, 0x8fb00018, 0x03e00008,
  3967. 0x27bd0030, 0x8f634450, 0x3c040800, 0x24841b88, 0x8c820000, 0x00031c02,
  3968. 0x0043102b, 0x14400007, 0x3c038000, 0x8c840004, 0x8f624450, 0x00021c02,
  3969. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  3970. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3c024000,
  3971. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00000000,
  3972. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00805821, 0x14c00011, 0x256e0008,
  3973. 0x3c020800, 0x8c4223f4, 0x10400007, 0x24020016, 0x3c010800, 0xa42223d2,
  3974. 0x2402002a, 0x3c010800, 0x0a000364, 0xa42223d4, 0x8d670010, 0x00071402,
  3975. 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42723d4, 0x3c040800, 0x948423d4,
  3976. 0x3c030800, 0x946323d2, 0x95cf0006, 0x3c020800, 0x944223d0, 0x00832023,
  3977. 0x01e2c023, 0x3065ffff, 0x24a20028, 0x01c24821, 0x3082ffff, 0x14c0001a,
  3978. 0x01226021, 0x9582000c, 0x3042003f, 0x3c010800, 0xa42223d6, 0x95820004,
  3979. 0x95830006, 0x3c010800, 0xac2023e4, 0x3c010800, 0xac2023e8, 0x00021400,
  3980. 0x00431025, 0x3c010800, 0xac221bc0, 0x95220004, 0x3c010800, 0xa4221bc4,
  3981. 0x95230002, 0x01e51023, 0x0043102a, 0x10400010, 0x24020001, 0x3c010800,
  3982. 0x0a000398, 0xac2223f8, 0x3c030800, 0x8c6323e8, 0x3c020800, 0x94421bc4,
  3983. 0x00431021, 0xa5220004, 0x3c020800, 0x94421bc0, 0xa5820004, 0x3c020800,
  3984. 0x8c421bc0, 0xa5820006, 0x3c020800, 0x8c4223f0, 0x3c0d0800, 0x8dad23e4,
  3985. 0x3c0a0800, 0x144000e5, 0x8d4a23e8, 0x3c020800, 0x94421bc4, 0x004a1821,
  3986. 0x3063ffff, 0x0062182b, 0x24020002, 0x10c2000d, 0x01435023, 0x3c020800,
  3987. 0x944223d6, 0x30420009, 0x10400008, 0x00000000, 0x9582000c, 0x3042fff6,
  3988. 0xa582000c, 0x3c020800, 0x944223d6, 0x30420009, 0x01a26823, 0x3c020800,
  3989. 0x8c4223f8, 0x1040004a, 0x01203821, 0x3c020800, 0x944223d2, 0x00004021,
  3990. 0xa520000a, 0x01e21023, 0xa5220002, 0x3082ffff, 0x00021042, 0x18400008,
  3991. 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a,
  3992. 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402,
  3993. 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c,
  3994. 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb,
  3995. 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821,
  3996. 0x3082ffff, 0xa4e00010, 0x00621821, 0x00021042, 0x18400010, 0x00c33021,
  3997. 0x00404821, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006,
  3998. 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008,
  3999. 0x0109102a, 0x1440fff3, 0x00000000, 0x30820001, 0x10400005, 0x00061c02,
  4000. 0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021,
  4001. 0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081,
  4002. 0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800,
  4003. 0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800,
  4004. 0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a,
  4005. 0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02,
  4006. 0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821,
  4007. 0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023,
  4008. 0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff,
  4009. 0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042,
  4010. 0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021,
  4011. 0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021,
  4012. 0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021,
  4013. 0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004,
  4014. 0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023,
  4015. 0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821,
  4016. 0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800,
  4017. 0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043,
  4018. 0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021,
  4019. 0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80,
  4020. 0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800,
  4021. 0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff,
  4022. 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010,
  4023. 0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007,
  4024. 0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402,
  4025. 0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff,
  4026. 0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021,
  4027. 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff,
  4028. 0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005,
  4029. 0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800,
  4030. 0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4,
  4031. 0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b,
  4032. 0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4,
  4033. 0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800,
  4034. 0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034,
  4035. 0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000,
  4036. 0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac,
  4037. 0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022,
  4038. 0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000,
  4039. 0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0,
  4040. 0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021,
  4041. 0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000,
  4042. 0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc,
  4043. 0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005,
  4044. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080,
  4045. 0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800,
  4046. 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014,
  4047. 0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823,
  4048. 0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021,
  4049. 0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010,
  4050. 0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5,
  4051. 0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4052. 0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021,
  4053. 0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c,
  4054. 0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005,
  4055. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800,
  4056. 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500,
  4057. 0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023,
  4058. 0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821,
  4059. 0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000,
  4060. 0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021,
  4061. 0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006,
  4062. 0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0,
  4063. 0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006,
  4064. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905,
  4065. 0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860,
  4066. 0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab,
  4067. 0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff,
  4068. 0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4069. 0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038,
  4070. 0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020,
  4071. 0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450,
  4072. 0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003,
  4073. 0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff,
  4074. 0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002,
  4075. 0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f,
  4076. 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000,
  4077. 0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820,
  4078. 0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4,
  4079. 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000,
  4080. 0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010,
  4081. 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50,
  4082. 0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002,
  4083. 0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff,
  4084. 0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8,
  4085. 0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438,
  4086. 0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800,
  4087. 0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800,
  4088. 0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000,
  4089. 0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000,
  4090. 0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021,
  4091. 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe,
  4092. 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008,
  4093. 0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b,
  4094. 0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02,
  4095. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  4096. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff,
  4097. 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff,
  4098. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021,
  4099. 0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651,
  4100. 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000,
  4101. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0,
  4102. 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014,
  4103. 0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000,
  4104. 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000,
  4105. 0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800,
  4106. 0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b,
  4107. 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010,
  4108. 0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001,
  4109. 0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800,
  4110. 0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000,
  4111. 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008,
  4112. 0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74,
  4113. 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010,
  4114. 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000,
  4115. };
  4116. static u32 tg3TsoFwRodata[] = {
  4117. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4118. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f,
  4119. 0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000,
  4120. 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000,
  4121. 0x00000000,
  4122. };
  4123. static u32 tg3TsoFwData[] = {
  4124. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000,
  4125. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  4126. 0x00000000,
  4127. };
  4128. /* 5705 needs a special version of the TSO firmware. */
  4129. #define TG3_TSO5_FW_RELEASE_MAJOR 0x1
  4130. #define TG3_TSO5_FW_RELASE_MINOR 0x2
  4131. #define TG3_TSO5_FW_RELEASE_FIX 0x0
  4132. #define TG3_TSO5_FW_START_ADDR 0x00010000
  4133. #define TG3_TSO5_FW_TEXT_ADDR 0x00010000
  4134. #define TG3_TSO5_FW_TEXT_LEN 0xe90
  4135. #define TG3_TSO5_FW_RODATA_ADDR 0x00010e90
  4136. #define TG3_TSO5_FW_RODATA_LEN 0x50
  4137. #define TG3_TSO5_FW_DATA_ADDR 0x00010f00
  4138. #define TG3_TSO5_FW_DATA_LEN 0x20
  4139. #define TG3_TSO5_FW_SBSS_ADDR 0x00010f20
  4140. #define TG3_TSO5_FW_SBSS_LEN 0x28
  4141. #define TG3_TSO5_FW_BSS_ADDR 0x00010f50
  4142. #define TG3_TSO5_FW_BSS_LEN 0x88
  4143. static u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = {
  4144. 0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000,
  4145. 0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001,
  4146. 0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  4147. 0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001,
  4148. 0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001,
  4149. 0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378,
  4150. 0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4151. 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014,
  4152. 0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400,
  4153. 0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000,
  4154. 0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200,
  4155. 0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000,
  4156. 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020,
  4157. 0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821,
  4158. 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130,
  4159. 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018,
  4160. 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60,
  4161. 0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821,
  4162. 0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000,
  4163. 0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028,
  4164. 0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402,
  4165. 0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014,
  4166. 0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff,
  4167. 0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b,
  4168. 0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004,
  4169. 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8,
  4170. 0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001,
  4171. 0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021,
  4172. 0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2,
  4173. 0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a,
  4174. 0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4175. 0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001,
  4176. 0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001,
  4177. 0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021,
  4178. 0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000,
  4179. 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c,
  4180. 0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005,
  4181. 0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006,
  4182. 0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c,
  4183. 0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c,
  4184. 0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021,
  4185. 0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001,
  4186. 0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b,
  4187. 0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c,
  4188. 0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76,
  4189. 0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c,
  4190. 0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70,
  4191. 0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c,
  4192. 0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72,
  4193. 0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff,
  4194. 0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78,
  4195. 0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78,
  4196. 0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005,
  4197. 0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d,
  4198. 0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005,
  4199. 0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027,
  4200. 0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d,
  4201. 0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff,
  4202. 0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001,
  4203. 0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000,
  4204. 0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a,
  4205. 0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff,
  4206. 0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001,
  4207. 0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200,
  4208. 0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001,
  4209. 0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021,
  4210. 0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4211. 0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00,
  4212. 0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001,
  4213. 0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000,
  4214. 0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003,
  4215. 0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001,
  4216. 0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56,
  4217. 0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4,
  4218. 0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64,
  4219. 0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088,
  4220. 0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001,
  4221. 0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57,
  4222. 0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001,
  4223. 0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001,
  4224. 0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000,
  4225. 0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001,
  4226. 0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823,
  4227. 0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001,
  4228. 0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001,
  4229. 0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001,
  4230. 0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021,
  4231. 0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008,
  4232. 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4,
  4233. 0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001,
  4234. 0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001,
  4235. 0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec,
  4236. 0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000,
  4237. 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024,
  4238. 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024,
  4239. 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000,
  4240. 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000,
  4241. 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003,
  4242. 0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001,
  4243. 0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001,
  4244. 0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff,
  4245. 0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c,
  4246. 0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54,
  4247. 0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001,
  4248. 0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624,
  4249. 0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624,
  4250. 0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4251. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4252. 0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283,
  4253. 0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825,
  4254. 0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003,
  4255. 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7,
  4256. 0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c,
  4257. 0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009,
  4258. 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025,
  4259. 0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008,
  4260. 0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021,
  4261. 0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4262. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4263. 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014,
  4264. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001,
  4265. 0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010,
  4266. 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001,
  4267. 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4268. 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804,
  4269. 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20,
  4270. 0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315,
  4271. 0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005,
  4272. 0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001,
  4273. 0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001,
  4274. 0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014,
  4275. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8,
  4276. 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000,
  4277. 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008,
  4278. 0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008,
  4279. 0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b,
  4280. 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd,
  4281. 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000,
  4282. 0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025,
  4283. 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008,
  4284. 0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff,
  4285. 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008,
  4286. 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021,
  4287. 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f,
  4288. 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600,
  4289. 0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40,
  4290. 0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000,
  4291. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  4292. 0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44,
  4293. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003,
  4294. 0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001,
  4295. 0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  4296. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c,
  4297. 0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008,
  4298. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  4299. 0x00000000, 0x00000000, 0x00000000,
  4300. };
  4301. static u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = {
  4302. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4303. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000,
  4304. 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  4305. 0x00000000, 0x00000000, 0x00000000,
  4306. };
  4307. static u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = {
  4308. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000,
  4309. 0x00000000, 0x00000000, 0x00000000,
  4310. };
  4311. /* tp->lock is held. */
  4312. static int tg3_load_tso_firmware(struct tg3 *tp)
  4313. {
  4314. struct fw_info info;
  4315. unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
  4316. int err, i;
  4317. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4318. return 0;
  4319. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  4320. info.text_base = TG3_TSO5_FW_TEXT_ADDR;
  4321. info.text_len = TG3_TSO5_FW_TEXT_LEN;
  4322. info.text_data = &tg3Tso5FwText[0];
  4323. info.rodata_base = TG3_TSO5_FW_RODATA_ADDR;
  4324. info.rodata_len = TG3_TSO5_FW_RODATA_LEN;
  4325. info.rodata_data = &tg3Tso5FwRodata[0];
  4326. info.data_base = TG3_TSO5_FW_DATA_ADDR;
  4327. info.data_len = TG3_TSO5_FW_DATA_LEN;
  4328. info.data_data = &tg3Tso5FwData[0];
  4329. cpu_base = RX_CPU_BASE;
  4330. cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705;
  4331. cpu_scratch_size = (info.text_len +
  4332. info.rodata_len +
  4333. info.data_len +
  4334. TG3_TSO5_FW_SBSS_LEN +
  4335. TG3_TSO5_FW_BSS_LEN);
  4336. } else {
  4337. info.text_base = TG3_TSO_FW_TEXT_ADDR;
  4338. info.text_len = TG3_TSO_FW_TEXT_LEN;
  4339. info.text_data = &tg3TsoFwText[0];
  4340. info.rodata_base = TG3_TSO_FW_RODATA_ADDR;
  4341. info.rodata_len = TG3_TSO_FW_RODATA_LEN;
  4342. info.rodata_data = &tg3TsoFwRodata[0];
  4343. info.data_base = TG3_TSO_FW_DATA_ADDR;
  4344. info.data_len = TG3_TSO_FW_DATA_LEN;
  4345. info.data_data = &tg3TsoFwData[0];
  4346. cpu_base = TX_CPU_BASE;
  4347. cpu_scratch_base = TX_CPU_SCRATCH_BASE;
  4348. cpu_scratch_size = TX_CPU_SCRATCH_SIZE;
  4349. }
  4350. err = tg3_load_firmware_cpu(tp, cpu_base,
  4351. cpu_scratch_base, cpu_scratch_size,
  4352. &info);
  4353. if (err)
  4354. return err;
  4355. /* Now startup the cpu. */
  4356. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4357. tw32_f(cpu_base + CPU_PC, info.text_base);
  4358. for (i = 0; i < 5; i++) {
  4359. if (tr32(cpu_base + CPU_PC) == info.text_base)
  4360. break;
  4361. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4362. tw32(cpu_base + CPU_MODE, CPU_MODE_HALT);
  4363. tw32_f(cpu_base + CPU_PC, info.text_base);
  4364. udelay(1000);
  4365. }
  4366. if (i >= 5) {
  4367. printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s "
  4368. "to set CPU PC, is %08x should be %08x\n",
  4369. tp->dev->name, tr32(cpu_base + CPU_PC),
  4370. info.text_base);
  4371. return -ENODEV;
  4372. }
  4373. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4374. tw32_f(cpu_base + CPU_MODE, 0x00000000);
  4375. return 0;
  4376. }
  4377. #endif /* TG3_TSO_SUPPORT != 0 */
  4378. /* tp->lock is held. */
  4379. static void __tg3_set_mac_addr(struct tg3 *tp)
  4380. {
  4381. u32 addr_high, addr_low;
  4382. int i;
  4383. addr_high = ((tp->dev->dev_addr[0] << 8) |
  4384. tp->dev->dev_addr[1]);
  4385. addr_low = ((tp->dev->dev_addr[2] << 24) |
  4386. (tp->dev->dev_addr[3] << 16) |
  4387. (tp->dev->dev_addr[4] << 8) |
  4388. (tp->dev->dev_addr[5] << 0));
  4389. for (i = 0; i < 4; i++) {
  4390. tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
  4391. tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
  4392. }
  4393. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  4394. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  4395. for (i = 0; i < 12; i++) {
  4396. tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
  4397. tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
  4398. }
  4399. }
  4400. addr_high = (tp->dev->dev_addr[0] +
  4401. tp->dev->dev_addr[1] +
  4402. tp->dev->dev_addr[2] +
  4403. tp->dev->dev_addr[3] +
  4404. tp->dev->dev_addr[4] +
  4405. tp->dev->dev_addr[5]) &
  4406. TX_BACKOFF_SEED_MASK;
  4407. tw32(MAC_TX_BACKOFF_SEED, addr_high);
  4408. }
  4409. static int tg3_set_mac_addr(struct net_device *dev, void *p)
  4410. {
  4411. struct tg3 *tp = netdev_priv(dev);
  4412. struct sockaddr *addr = p;
  4413. memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
  4414. spin_lock_bh(&tp->lock);
  4415. __tg3_set_mac_addr(tp);
  4416. spin_unlock_bh(&tp->lock);
  4417. return 0;
  4418. }
  4419. /* tp->lock is held. */
  4420. static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr,
  4421. dma_addr_t mapping, u32 maxlen_flags,
  4422. u32 nic_addr)
  4423. {
  4424. tg3_write_mem(tp,
  4425. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
  4426. ((u64) mapping >> 32));
  4427. tg3_write_mem(tp,
  4428. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
  4429. ((u64) mapping & 0xffffffff));
  4430. tg3_write_mem(tp,
  4431. (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS),
  4432. maxlen_flags);
  4433. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4434. tg3_write_mem(tp,
  4435. (bdinfo_addr + TG3_BDINFO_NIC_ADDR),
  4436. nic_addr);
  4437. }
  4438. static void __tg3_set_rx_mode(struct net_device *);
  4439. static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
  4440. {
  4441. tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs);
  4442. tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs);
  4443. tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames);
  4444. tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames);
  4445. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4446. tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq);
  4447. tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq);
  4448. }
  4449. tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq);
  4450. tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq);
  4451. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4452. u32 val = ec->stats_block_coalesce_usecs;
  4453. if (!netif_carrier_ok(tp->dev))
  4454. val = 0;
  4455. tw32(HOSTCC_STAT_COAL_TICKS, val);
  4456. }
  4457. }
  4458. /* tp->lock is held. */
  4459. static int tg3_reset_hw(struct tg3 *tp)
  4460. {
  4461. u32 val, rdmac_mode;
  4462. int i, err, limit;
  4463. tg3_disable_ints(tp);
  4464. tg3_stop_fw(tp);
  4465. tg3_write_sig_pre_reset(tp, RESET_KIND_INIT);
  4466. if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
  4467. tg3_abort_hw(tp, 1);
  4468. }
  4469. err = tg3_chip_reset(tp);
  4470. if (err)
  4471. return err;
  4472. tg3_write_sig_legacy(tp, RESET_KIND_INIT);
  4473. /* This works around an issue with Athlon chipsets on
  4474. * B3 tigon3 silicon. This bit has no effect on any
  4475. * other revision. But do not set this on PCI Express
  4476. * chips.
  4477. */
  4478. if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  4479. tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
  4480. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  4481. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  4482. (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  4483. val = tr32(TG3PCI_PCISTATE);
  4484. val |= PCISTATE_RETRY_SAME_DMA;
  4485. tw32(TG3PCI_PCISTATE, val);
  4486. }
  4487. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) {
  4488. /* Enable some hw fixes. */
  4489. val = tr32(TG3PCI_MSI_DATA);
  4490. val |= (1 << 26) | (1 << 28) | (1 << 29);
  4491. tw32(TG3PCI_MSI_DATA, val);
  4492. }
  4493. /* Descriptor ring init may make accesses to the
  4494. * NIC SRAM area to setup the TX descriptors, so we
  4495. * can only do this after the hardware has been
  4496. * successfully reset.
  4497. */
  4498. tg3_init_rings(tp);
  4499. /* This value is determined during the probe time DMA
  4500. * engine test, tg3_test_dma.
  4501. */
  4502. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  4503. tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
  4504. GRC_MODE_4X_NIC_SEND_RINGS |
  4505. GRC_MODE_NO_TX_PHDR_CSUM |
  4506. GRC_MODE_NO_RX_PHDR_CSUM);
  4507. tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
  4508. if (tp->tg3_flags & TG3_FLAG_NO_TX_PSEUDO_CSUM)
  4509. tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
  4510. if (tp->tg3_flags & TG3_FLAG_NO_RX_PSEUDO_CSUM)
  4511. tp->grc_mode |= GRC_MODE_NO_RX_PHDR_CSUM;
  4512. tw32(GRC_MODE,
  4513. tp->grc_mode |
  4514. (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));
  4515. /* Setup the timer prescalar register. Clock is always 66Mhz. */
  4516. val = tr32(GRC_MISC_CFG);
  4517. val &= ~0xff;
  4518. val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT);
  4519. tw32(GRC_MISC_CFG, val);
  4520. /* Initialize MBUF/DESC pool. */
  4521. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
  4522. /* Do nothing. */
  4523. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
  4524. tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
  4525. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  4526. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
  4527. else
  4528. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
  4529. tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
  4530. tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
  4531. }
  4532. #if TG3_TSO_SUPPORT != 0
  4533. else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  4534. int fw_len;
  4535. fw_len = (TG3_TSO5_FW_TEXT_LEN +
  4536. TG3_TSO5_FW_RODATA_LEN +
  4537. TG3_TSO5_FW_DATA_LEN +
  4538. TG3_TSO5_FW_SBSS_LEN +
  4539. TG3_TSO5_FW_BSS_LEN);
  4540. fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1);
  4541. tw32(BUFMGR_MB_POOL_ADDR,
  4542. NIC_SRAM_MBUF_POOL_BASE5705 + fw_len);
  4543. tw32(BUFMGR_MB_POOL_SIZE,
  4544. NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
  4545. }
  4546. #endif
  4547. if (tp->dev->mtu <= ETH_DATA_LEN) {
  4548. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  4549. tp->bufmgr_config.mbuf_read_dma_low_water);
  4550. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  4551. tp->bufmgr_config.mbuf_mac_rx_low_water);
  4552. tw32(BUFMGR_MB_HIGH_WATER,
  4553. tp->bufmgr_config.mbuf_high_water);
  4554. } else {
  4555. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  4556. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
  4557. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  4558. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
  4559. tw32(BUFMGR_MB_HIGH_WATER,
  4560. tp->bufmgr_config.mbuf_high_water_jumbo);
  4561. }
  4562. tw32(BUFMGR_DMA_LOW_WATER,
  4563. tp->bufmgr_config.dma_low_water);
  4564. tw32(BUFMGR_DMA_HIGH_WATER,
  4565. tp->bufmgr_config.dma_high_water);
  4566. tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
  4567. for (i = 0; i < 2000; i++) {
  4568. if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
  4569. break;
  4570. udelay(10);
  4571. }
  4572. if (i >= 2000) {
  4573. printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n",
  4574. tp->dev->name);
  4575. return -ENODEV;
  4576. }
  4577. /* Setup replenish threshold. */
  4578. tw32(RCVBDI_STD_THRESH, tp->rx_pending / 8);
  4579. /* Initialize TG3_BDINFO's at:
  4580. * RCVDBDI_STD_BD: standard eth size rx ring
  4581. * RCVDBDI_JUMBO_BD: jumbo frame rx ring
  4582. * RCVDBDI_MINI_BD: small frame rx ring (??? does not work)
  4583. *
  4584. * like so:
  4585. * TG3_BDINFO_HOST_ADDR: high/low parts of DMA address of ring
  4586. * TG3_BDINFO_MAXLEN_FLAGS: (rx max buffer size << 16) |
  4587. * ring attribute flags
  4588. * TG3_BDINFO_NIC_ADDR: location of descriptors in nic SRAM
  4589. *
  4590. * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
  4591. * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
  4592. *
  4593. * The size of each ring is fixed in the firmware, but the location is
  4594. * configurable.
  4595. */
  4596. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4597. ((u64) tp->rx_std_mapping >> 32));
  4598. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  4599. ((u64) tp->rx_std_mapping & 0xffffffff));
  4600. tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
  4601. NIC_SRAM_RX_BUFFER_DESC);
  4602. /* Don't even try to program the JUMBO/MINI buffer descriptor
  4603. * configs on 5705.
  4604. */
  4605. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  4606. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4607. RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
  4608. } else {
  4609. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4610. RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  4611. tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4612. BDINFO_FLAGS_DISABLED);
  4613. /* Setup replenish threshold. */
  4614. tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8);
  4615. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  4616. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4617. ((u64) tp->rx_jumbo_mapping >> 32));
  4618. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  4619. ((u64) tp->rx_jumbo_mapping & 0xffffffff));
  4620. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4621. RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  4622. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
  4623. NIC_SRAM_RX_JUMBO_BUFFER_DESC);
  4624. } else {
  4625. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4626. BDINFO_FLAGS_DISABLED);
  4627. }
  4628. }
  4629. /* There is only one send ring on 5705/5750, no need to explicitly
  4630. * disable the others.
  4631. */
  4632. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4633. /* Clear out send RCB ring in SRAM. */
  4634. for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
  4635. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  4636. BDINFO_FLAGS_DISABLED);
  4637. }
  4638. tp->tx_prod = 0;
  4639. tp->tx_cons = 0;
  4640. tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4641. tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4642. tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
  4643. tp->tx_desc_mapping,
  4644. (TG3_TX_RING_SIZE <<
  4645. BDINFO_FLAGS_MAXLEN_SHIFT),
  4646. NIC_SRAM_TX_BUFFER_DESC);
  4647. /* There is only one receive return ring on 5705/5750, no need
  4648. * to explicitly disable the others.
  4649. */
  4650. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4651. for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK;
  4652. i += TG3_BDINFO_SIZE) {
  4653. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  4654. BDINFO_FLAGS_DISABLED);
  4655. }
  4656. }
  4657. tp->rx_rcb_ptr = 0;
  4658. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4659. tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
  4660. tp->rx_rcb_mapping,
  4661. (TG3_RX_RCB_RING_SIZE(tp) <<
  4662. BDINFO_FLAGS_MAXLEN_SHIFT),
  4663. 0);
  4664. tp->rx_std_ptr = tp->rx_pending;
  4665. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  4666. tp->rx_std_ptr);
  4667. tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
  4668. tp->rx_jumbo_pending : 0;
  4669. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  4670. tp->rx_jumbo_ptr);
  4671. /* Initialize MAC address and backoff seed. */
  4672. __tg3_set_mac_addr(tp);
  4673. /* MTU + ethernet header + FCS + optional VLAN tag */
  4674. tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
  4675. /* The slot time is changed by tg3_setup_phy if we
  4676. * run at gigabit with half duplex.
  4677. */
  4678. tw32(MAC_TX_LENGTHS,
  4679. (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  4680. (6 << TX_LENGTHS_IPG_SHIFT) |
  4681. (32 << TX_LENGTHS_SLOT_TIME_SHIFT));
  4682. /* Receive rules. */
  4683. tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS);
  4684. tw32(RCVLPC_CONFIG, 0x0181);
  4685. /* Calculate RDMAC_MODE setting early, we need it to determine
  4686. * the RCVLPC_STATE_ENABLE mask.
  4687. */
  4688. rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
  4689. RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
  4690. RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
  4691. RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
  4692. RDMAC_MODE_LNGREAD_ENAB);
  4693. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  4694. rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
  4695. /* If statement applies to 5705 and 5750 PCI devices only */
  4696. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  4697. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  4698. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) {
  4699. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE &&
  4700. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  4701. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  4702. rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128;
  4703. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  4704. !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
  4705. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  4706. }
  4707. }
  4708. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
  4709. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  4710. #if TG3_TSO_SUPPORT != 0
  4711. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4712. rdmac_mode |= (1 << 27);
  4713. #endif
  4714. /* Receive/send statistics. */
  4715. if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) &&
  4716. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  4717. val = tr32(RCVLPC_STATS_ENABLE);
  4718. val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX;
  4719. tw32(RCVLPC_STATS_ENABLE, val);
  4720. } else {
  4721. tw32(RCVLPC_STATS_ENABLE, 0xffffff);
  4722. }
  4723. tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE);
  4724. tw32(SNDDATAI_STATSENAB, 0xffffff);
  4725. tw32(SNDDATAI_STATSCTRL,
  4726. (SNDDATAI_SCTRL_ENABLE |
  4727. SNDDATAI_SCTRL_FASTUPD));
  4728. /* Setup host coalescing engine. */
  4729. tw32(HOSTCC_MODE, 0);
  4730. for (i = 0; i < 2000; i++) {
  4731. if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
  4732. break;
  4733. udelay(10);
  4734. }
  4735. __tg3_set_coalesce(tp, &tp->coal);
  4736. /* set status block DMA address */
  4737. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4738. ((u64) tp->status_mapping >> 32));
  4739. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  4740. ((u64) tp->status_mapping & 0xffffffff));
  4741. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4742. /* Status/statistics block address. See tg3_timer,
  4743. * the tg3_periodic_fetch_stats call there, and
  4744. * tg3_get_stats to see how this works for 5705/5750 chips.
  4745. */
  4746. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4747. ((u64) tp->stats_mapping >> 32));
  4748. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  4749. ((u64) tp->stats_mapping & 0xffffffff));
  4750. tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK);
  4751. tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK);
  4752. }
  4753. tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode);
  4754. tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE);
  4755. tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE);
  4756. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4757. tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE);
  4758. /* Clear statistics/status block in chip, and status block in ram. */
  4759. for (i = NIC_SRAM_STATS_BLK;
  4760. i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
  4761. i += sizeof(u32)) {
  4762. tg3_write_mem(tp, i, 0);
  4763. udelay(40);
  4764. }
  4765. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  4766. tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
  4767. MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
  4768. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);
  4769. udelay(40);
  4770. /* tp->grc_local_ctrl is partially set up during tg3_get_invariants().
  4771. * If TG3_FLAG_EEPROM_WRITE_PROT is set, we should read the
  4772. * register to preserve the GPIO settings for LOMs. The GPIOs,
  4773. * whether used as inputs or outputs, are set by boot code after
  4774. * reset.
  4775. */
  4776. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  4777. u32 gpio_mask;
  4778. gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 |
  4779. GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2;
  4780. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  4781. gpio_mask |= GRC_LCLCTRL_GPIO_OE3 |
  4782. GRC_LCLCTRL_GPIO_OUTPUT3;
  4783. tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
  4784. /* GPIO1 must be driven high for eeprom write protect */
  4785. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  4786. GRC_LCLCTRL_GPIO_OUTPUT1);
  4787. }
  4788. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  4789. udelay(100);
  4790. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
  4791. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  4792. tp->last_tag = 0;
  4793. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4794. tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
  4795. udelay(40);
  4796. }
  4797. val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
  4798. WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
  4799. WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
  4800. WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
  4801. WDMAC_MODE_LNGREAD_ENAB);
  4802. /* If statement applies to 5705 and 5750 PCI devices only */
  4803. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  4804. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  4805. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  4806. if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) &&
  4807. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  4808. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  4809. /* nothing */
  4810. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  4811. !(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  4812. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  4813. val |= WDMAC_MODE_RX_ACCEL;
  4814. }
  4815. }
  4816. tw32_f(WDMAC_MODE, val);
  4817. udelay(40);
  4818. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) {
  4819. val = tr32(TG3PCI_X_CAPS);
  4820. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
  4821. val &= ~PCIX_CAPS_BURST_MASK;
  4822. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  4823. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  4824. val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
  4825. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  4826. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  4827. val |= (tp->split_mode_max_reqs <<
  4828. PCIX_CAPS_SPLIT_SHIFT);
  4829. }
  4830. tw32(TG3PCI_X_CAPS, val);
  4831. }
  4832. tw32_f(RDMAC_MODE, rdmac_mode);
  4833. udelay(40);
  4834. tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE);
  4835. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4836. tw32(MBFREE_MODE, MBFREE_MODE_ENABLE);
  4837. tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
  4838. tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE);
  4839. tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
  4840. tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
  4841. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
  4842. #if TG3_TSO_SUPPORT != 0
  4843. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4844. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
  4845. #endif
  4846. tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
  4847. tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
  4848. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
  4849. err = tg3_load_5701_a0_firmware_fix(tp);
  4850. if (err)
  4851. return err;
  4852. }
  4853. #if TG3_TSO_SUPPORT != 0
  4854. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  4855. err = tg3_load_tso_firmware(tp);
  4856. if (err)
  4857. return err;
  4858. }
  4859. #endif
  4860. tp->tx_mode = TX_MODE_ENABLE;
  4861. tw32_f(MAC_TX_MODE, tp->tx_mode);
  4862. udelay(100);
  4863. tp->rx_mode = RX_MODE_ENABLE;
  4864. tw32_f(MAC_RX_MODE, tp->rx_mode);
  4865. udelay(10);
  4866. if (tp->link_config.phy_is_low_power) {
  4867. tp->link_config.phy_is_low_power = 0;
  4868. tp->link_config.speed = tp->link_config.orig_speed;
  4869. tp->link_config.duplex = tp->link_config.orig_duplex;
  4870. tp->link_config.autoneg = tp->link_config.orig_autoneg;
  4871. }
  4872. tp->mi_mode = MAC_MI_MODE_BASE;
  4873. tw32_f(MAC_MI_MODE, tp->mi_mode);
  4874. udelay(80);
  4875. tw32(MAC_LED_CTRL, tp->led_ctrl);
  4876. tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
  4877. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  4878. tw32_f(MAC_RX_MODE, RX_MODE_RESET);
  4879. udelay(10);
  4880. }
  4881. tw32_f(MAC_RX_MODE, tp->rx_mode);
  4882. udelay(10);
  4883. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  4884. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) &&
  4885. !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) {
  4886. /* Set drive transmission level to 1.2V */
  4887. /* only if the signal pre-emphasis bit is not set */
  4888. val = tr32(MAC_SERDES_CFG);
  4889. val &= 0xfffff000;
  4890. val |= 0x880;
  4891. tw32(MAC_SERDES_CFG, val);
  4892. }
  4893. if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
  4894. tw32(MAC_SERDES_CFG, 0x616000);
  4895. }
  4896. /* Prevent chip from dropping frames when flow control
  4897. * is enabled.
  4898. */
  4899. tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
  4900. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  4901. (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  4902. /* Use hardware link auto-negotiation */
  4903. tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG;
  4904. }
  4905. err = tg3_setup_phy(tp, 1);
  4906. if (err)
  4907. return err;
  4908. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  4909. u32 tmp;
  4910. /* Clear CRC stats. */
  4911. if (!tg3_readphy(tp, 0x1e, &tmp)) {
  4912. tg3_writephy(tp, 0x1e, tmp | 0x8000);
  4913. tg3_readphy(tp, 0x14, &tmp);
  4914. }
  4915. }
  4916. __tg3_set_rx_mode(tp->dev);
  4917. /* Initialize receive rules. */
  4918. tw32(MAC_RCV_RULE_0, 0xc2000000 & RCV_RULE_DISABLE_MASK);
  4919. tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
  4920. tw32(MAC_RCV_RULE_1, 0x86000004 & RCV_RULE_DISABLE_MASK);
  4921. tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);
  4922. if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
  4923. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780))
  4924. limit = 8;
  4925. else
  4926. limit = 16;
  4927. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
  4928. limit -= 4;
  4929. switch (limit) {
  4930. case 16:
  4931. tw32(MAC_RCV_RULE_15, 0); tw32(MAC_RCV_VALUE_15, 0);
  4932. case 15:
  4933. tw32(MAC_RCV_RULE_14, 0); tw32(MAC_RCV_VALUE_14, 0);
  4934. case 14:
  4935. tw32(MAC_RCV_RULE_13, 0); tw32(MAC_RCV_VALUE_13, 0);
  4936. case 13:
  4937. tw32(MAC_RCV_RULE_12, 0); tw32(MAC_RCV_VALUE_12, 0);
  4938. case 12:
  4939. tw32(MAC_RCV_RULE_11, 0); tw32(MAC_RCV_VALUE_11, 0);
  4940. case 11:
  4941. tw32(MAC_RCV_RULE_10, 0); tw32(MAC_RCV_VALUE_10, 0);
  4942. case 10:
  4943. tw32(MAC_RCV_RULE_9, 0); tw32(MAC_RCV_VALUE_9, 0);
  4944. case 9:
  4945. tw32(MAC_RCV_RULE_8, 0); tw32(MAC_RCV_VALUE_8, 0);
  4946. case 8:
  4947. tw32(MAC_RCV_RULE_7, 0); tw32(MAC_RCV_VALUE_7, 0);
  4948. case 7:
  4949. tw32(MAC_RCV_RULE_6, 0); tw32(MAC_RCV_VALUE_6, 0);
  4950. case 6:
  4951. tw32(MAC_RCV_RULE_5, 0); tw32(MAC_RCV_VALUE_5, 0);
  4952. case 5:
  4953. tw32(MAC_RCV_RULE_4, 0); tw32(MAC_RCV_VALUE_4, 0);
  4954. case 4:
  4955. /* tw32(MAC_RCV_RULE_3, 0); tw32(MAC_RCV_VALUE_3, 0); */
  4956. case 3:
  4957. /* tw32(MAC_RCV_RULE_2, 0); tw32(MAC_RCV_VALUE_2, 0); */
  4958. case 2:
  4959. case 1:
  4960. default:
  4961. break;
  4962. };
  4963. tg3_write_sig_post_reset(tp, RESET_KIND_INIT);
  4964. return 0;
  4965. }
  4966. /* Called at device open time to get the chip ready for
  4967. * packet processing. Invoked with tp->lock held.
  4968. */
  4969. static int tg3_init_hw(struct tg3 *tp)
  4970. {
  4971. int err;
  4972. /* Force the chip into D0. */
  4973. err = tg3_set_power_state(tp, 0);
  4974. if (err)
  4975. goto out;
  4976. tg3_switch_clocks(tp);
  4977. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  4978. err = tg3_reset_hw(tp);
  4979. out:
  4980. return err;
  4981. }
  4982. #define TG3_STAT_ADD32(PSTAT, REG) \
  4983. do { u32 __val = tr32(REG); \
  4984. (PSTAT)->low += __val; \
  4985. if ((PSTAT)->low < __val) \
  4986. (PSTAT)->high += 1; \
  4987. } while (0)
  4988. static void tg3_periodic_fetch_stats(struct tg3 *tp)
  4989. {
  4990. struct tg3_hw_stats *sp = tp->hw_stats;
  4991. if (!netif_carrier_ok(tp->dev))
  4992. return;
  4993. TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS);
  4994. TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS);
  4995. TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT);
  4996. TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT);
  4997. TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS);
  4998. TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS);
  4999. TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS);
  5000. TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED);
  5001. TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL);
  5002. TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL);
  5003. TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST);
  5004. TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST);
  5005. TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST);
  5006. TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS);
  5007. TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS);
  5008. TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST);
  5009. TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST);
  5010. TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST);
  5011. TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS);
  5012. TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS);
  5013. TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD);
  5014. TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD);
  5015. TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD);
  5016. TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED);
  5017. TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG);
  5018. TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS);
  5019. TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE);
  5020. }
  5021. static void tg3_timer(unsigned long __opaque)
  5022. {
  5023. struct tg3 *tp = (struct tg3 *) __opaque;
  5024. spin_lock(&tp->lock);
  5025. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5026. /* All of this garbage is because when using non-tagged
  5027. * IRQ status the mailbox/status_block protocol the chip
  5028. * uses with the cpu is race prone.
  5029. */
  5030. if (tp->hw_status->status & SD_STATUS_UPDATED) {
  5031. tw32(GRC_LOCAL_CTRL,
  5032. tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
  5033. } else {
  5034. tw32(HOSTCC_MODE, tp->coalesce_mode |
  5035. (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
  5036. }
  5037. if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  5038. tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER;
  5039. spin_unlock(&tp->lock);
  5040. schedule_work(&tp->reset_task);
  5041. return;
  5042. }
  5043. }
  5044. /* This part only runs once per second. */
  5045. if (!--tp->timer_counter) {
  5046. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  5047. tg3_periodic_fetch_stats(tp);
  5048. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  5049. u32 mac_stat;
  5050. int phy_event;
  5051. mac_stat = tr32(MAC_STATUS);
  5052. phy_event = 0;
  5053. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) {
  5054. if (mac_stat & MAC_STATUS_MI_INTERRUPT)
  5055. phy_event = 1;
  5056. } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)
  5057. phy_event = 1;
  5058. if (phy_event)
  5059. tg3_setup_phy(tp, 0);
  5060. } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) {
  5061. u32 mac_stat = tr32(MAC_STATUS);
  5062. int need_setup = 0;
  5063. if (netif_carrier_ok(tp->dev) &&
  5064. (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) {
  5065. need_setup = 1;
  5066. }
  5067. if (! netif_carrier_ok(tp->dev) &&
  5068. (mac_stat & (MAC_STATUS_PCS_SYNCED |
  5069. MAC_STATUS_SIGNAL_DET))) {
  5070. need_setup = 1;
  5071. }
  5072. if (need_setup) {
  5073. tw32_f(MAC_MODE,
  5074. (tp->mac_mode &
  5075. ~MAC_MODE_PORT_MODE_MASK));
  5076. udelay(40);
  5077. tw32_f(MAC_MODE, tp->mac_mode);
  5078. udelay(40);
  5079. tg3_setup_phy(tp, 0);
  5080. }
  5081. }
  5082. tp->timer_counter = tp->timer_multiplier;
  5083. }
  5084. /* Heartbeat is only sent once every 120 seconds. */
  5085. if (!--tp->asf_counter) {
  5086. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  5087. u32 val;
  5088. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_ALIVE);
  5089. tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
  5090. tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 3);
  5091. val = tr32(GRC_RX_CPU_EVENT);
  5092. val |= (1 << 14);
  5093. tw32(GRC_RX_CPU_EVENT, val);
  5094. }
  5095. tp->asf_counter = tp->asf_multiplier;
  5096. }
  5097. spin_unlock(&tp->lock);
  5098. tp->timer.expires = jiffies + tp->timer_offset;
  5099. add_timer(&tp->timer);
  5100. }
  5101. static int tg3_test_interrupt(struct tg3 *tp)
  5102. {
  5103. struct net_device *dev = tp->dev;
  5104. int err, i;
  5105. u32 int_mbox = 0;
  5106. if (!netif_running(dev))
  5107. return -ENODEV;
  5108. tg3_disable_ints(tp);
  5109. free_irq(tp->pdev->irq, dev);
  5110. err = request_irq(tp->pdev->irq, tg3_test_isr,
  5111. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5112. if (err)
  5113. return err;
  5114. tg3_enable_ints(tp);
  5115. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  5116. HOSTCC_MODE_NOW);
  5117. for (i = 0; i < 5; i++) {
  5118. int_mbox = tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  5119. if (int_mbox != 0)
  5120. break;
  5121. msleep(10);
  5122. }
  5123. tg3_disable_ints(tp);
  5124. free_irq(tp->pdev->irq, dev);
  5125. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
  5126. err = request_irq(tp->pdev->irq, tg3_msi,
  5127. SA_SAMPLE_RANDOM, dev->name, dev);
  5128. else {
  5129. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5130. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5131. fn = tg3_interrupt_tagged;
  5132. err = request_irq(tp->pdev->irq, fn,
  5133. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5134. }
  5135. if (err)
  5136. return err;
  5137. if (int_mbox != 0)
  5138. return 0;
  5139. return -EIO;
  5140. }
  5141. /* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is
  5142. * successfully restored
  5143. */
  5144. static int tg3_test_msi(struct tg3 *tp)
  5145. {
  5146. struct net_device *dev = tp->dev;
  5147. int err;
  5148. u16 pci_cmd;
  5149. if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI))
  5150. return 0;
  5151. /* Turn off SERR reporting in case MSI terminates with Master
  5152. * Abort.
  5153. */
  5154. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  5155. pci_write_config_word(tp->pdev, PCI_COMMAND,
  5156. pci_cmd & ~PCI_COMMAND_SERR);
  5157. err = tg3_test_interrupt(tp);
  5158. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  5159. if (!err)
  5160. return 0;
  5161. /* other failures */
  5162. if (err != -EIO)
  5163. return err;
  5164. /* MSI test failed, go back to INTx mode */
  5165. printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
  5166. "switching to INTx mode. Please report this failure to "
  5167. "the PCI maintainer and include system chipset information.\n",
  5168. tp->dev->name);
  5169. free_irq(tp->pdev->irq, dev);
  5170. pci_disable_msi(tp->pdev);
  5171. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5172. {
  5173. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5174. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5175. fn = tg3_interrupt_tagged;
  5176. err = request_irq(tp->pdev->irq, fn,
  5177. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5178. }
  5179. if (err)
  5180. return err;
  5181. /* Need to reset the chip because the MSI cycle may have terminated
  5182. * with Master Abort.
  5183. */
  5184. tg3_full_lock(tp, 1);
  5185. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5186. err = tg3_init_hw(tp);
  5187. tg3_full_unlock(tp);
  5188. if (err)
  5189. free_irq(tp->pdev->irq, dev);
  5190. return err;
  5191. }
  5192. static int tg3_open(struct net_device *dev)
  5193. {
  5194. struct tg3 *tp = netdev_priv(dev);
  5195. int err;
  5196. tg3_full_lock(tp, 0);
  5197. tg3_disable_ints(tp);
  5198. tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
  5199. tg3_full_unlock(tp);
  5200. /* The placement of this call is tied
  5201. * to the setup and use of Host TX descriptors.
  5202. */
  5203. err = tg3_alloc_consistent(tp);
  5204. if (err)
  5205. return err;
  5206. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  5207. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) &&
  5208. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX)) {
  5209. /* All MSI supporting chips should support tagged
  5210. * status. Assert that this is the case.
  5211. */
  5212. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5213. printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
  5214. "Not using MSI.\n", tp->dev->name);
  5215. } else if (pci_enable_msi(tp->pdev) == 0) {
  5216. u32 msi_mode;
  5217. msi_mode = tr32(MSGINT_MODE);
  5218. tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
  5219. tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
  5220. }
  5221. }
  5222. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
  5223. err = request_irq(tp->pdev->irq, tg3_msi,
  5224. SA_SAMPLE_RANDOM, dev->name, dev);
  5225. else {
  5226. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5227. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5228. fn = tg3_interrupt_tagged;
  5229. err = request_irq(tp->pdev->irq, fn,
  5230. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5231. }
  5232. if (err) {
  5233. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5234. pci_disable_msi(tp->pdev);
  5235. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5236. }
  5237. tg3_free_consistent(tp);
  5238. return err;
  5239. }
  5240. tg3_full_lock(tp, 0);
  5241. err = tg3_init_hw(tp);
  5242. if (err) {
  5243. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5244. tg3_free_rings(tp);
  5245. } else {
  5246. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5247. tp->timer_offset = HZ;
  5248. else
  5249. tp->timer_offset = HZ / 10;
  5250. BUG_ON(tp->timer_offset > HZ);
  5251. tp->timer_counter = tp->timer_multiplier =
  5252. (HZ / tp->timer_offset);
  5253. tp->asf_counter = tp->asf_multiplier =
  5254. ((HZ / tp->timer_offset) * 120);
  5255. init_timer(&tp->timer);
  5256. tp->timer.expires = jiffies + tp->timer_offset;
  5257. tp->timer.data = (unsigned long) tp;
  5258. tp->timer.function = tg3_timer;
  5259. }
  5260. tg3_full_unlock(tp);
  5261. if (err) {
  5262. free_irq(tp->pdev->irq, dev);
  5263. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5264. pci_disable_msi(tp->pdev);
  5265. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5266. }
  5267. tg3_free_consistent(tp);
  5268. return err;
  5269. }
  5270. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5271. err = tg3_test_msi(tp);
  5272. if (err) {
  5273. tg3_full_lock(tp, 0);
  5274. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5275. pci_disable_msi(tp->pdev);
  5276. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5277. }
  5278. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5279. tg3_free_rings(tp);
  5280. tg3_free_consistent(tp);
  5281. tg3_full_unlock(tp);
  5282. return err;
  5283. }
  5284. }
  5285. tg3_full_lock(tp, 0);
  5286. add_timer(&tp->timer);
  5287. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  5288. tg3_enable_ints(tp);
  5289. tg3_full_unlock(tp);
  5290. netif_start_queue(dev);
  5291. return 0;
  5292. }
  5293. #if 0
  5294. /*static*/ void tg3_dump_state(struct tg3 *tp)
  5295. {
  5296. u32 val32, val32_2, val32_3, val32_4, val32_5;
  5297. u16 val16;
  5298. int i;
  5299. pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
  5300. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
  5301. printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n",
  5302. val16, val32);
  5303. /* MAC block */
  5304. printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n",
  5305. tr32(MAC_MODE), tr32(MAC_STATUS));
  5306. printk(" MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n",
  5307. tr32(MAC_EVENT), tr32(MAC_LED_CTRL));
  5308. printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n",
  5309. tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS));
  5310. printk(" MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n",
  5311. tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS));
  5312. /* Send data initiator control block */
  5313. printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n",
  5314. tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS));
  5315. printk(" SNDDATAI_STATSCTRL[%08x]\n",
  5316. tr32(SNDDATAI_STATSCTRL));
  5317. /* Send data completion control block */
  5318. printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE));
  5319. /* Send BD ring selector block */
  5320. printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n",
  5321. tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS));
  5322. /* Send BD initiator control block */
  5323. printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n",
  5324. tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS));
  5325. /* Send BD completion control block */
  5326. printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE));
  5327. /* Receive list placement control block */
  5328. printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n",
  5329. tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS));
  5330. printk(" RCVLPC_STATSCTRL[%08x]\n",
  5331. tr32(RCVLPC_STATSCTRL));
  5332. /* Receive data and receive BD initiator control block */
  5333. printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n",
  5334. tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS));
  5335. /* Receive data completion control block */
  5336. printk("DEBUG: RCVDCC_MODE[%08x]\n",
  5337. tr32(RCVDCC_MODE));
  5338. /* Receive BD initiator control block */
  5339. printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n",
  5340. tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS));
  5341. /* Receive BD completion control block */
  5342. printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n",
  5343. tr32(RCVCC_MODE), tr32(RCVCC_STATUS));
  5344. /* Receive list selector control block */
  5345. printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n",
  5346. tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS));
  5347. /* Mbuf cluster free block */
  5348. printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n",
  5349. tr32(MBFREE_MODE), tr32(MBFREE_STATUS));
  5350. /* Host coalescing control block */
  5351. printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n",
  5352. tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS));
  5353. printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n",
  5354. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5355. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  5356. printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n",
  5357. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5358. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  5359. printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n",
  5360. tr32(HOSTCC_STATS_BLK_NIC_ADDR));
  5361. printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n",
  5362. tr32(HOSTCC_STATUS_BLK_NIC_ADDR));
  5363. /* Memory arbiter control block */
  5364. printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n",
  5365. tr32(MEMARB_MODE), tr32(MEMARB_STATUS));
  5366. /* Buffer manager control block */
  5367. printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n",
  5368. tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS));
  5369. printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n",
  5370. tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE));
  5371. printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] "
  5372. "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n",
  5373. tr32(BUFMGR_DMA_DESC_POOL_ADDR),
  5374. tr32(BUFMGR_DMA_DESC_POOL_SIZE));
  5375. /* Read DMA control block */
  5376. printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n",
  5377. tr32(RDMAC_MODE), tr32(RDMAC_STATUS));
  5378. /* Write DMA control block */
  5379. printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n",
  5380. tr32(WDMAC_MODE), tr32(WDMAC_STATUS));
  5381. /* DMA completion block */
  5382. printk("DEBUG: DMAC_MODE[%08x]\n",
  5383. tr32(DMAC_MODE));
  5384. /* GRC block */
  5385. printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n",
  5386. tr32(GRC_MODE), tr32(GRC_MISC_CFG));
  5387. printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n",
  5388. tr32(GRC_LOCAL_CTRL));
  5389. /* TG3_BDINFOs */
  5390. printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n",
  5391. tr32(RCVDBDI_JUMBO_BD + 0x0),
  5392. tr32(RCVDBDI_JUMBO_BD + 0x4),
  5393. tr32(RCVDBDI_JUMBO_BD + 0x8),
  5394. tr32(RCVDBDI_JUMBO_BD + 0xc));
  5395. printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n",
  5396. tr32(RCVDBDI_STD_BD + 0x0),
  5397. tr32(RCVDBDI_STD_BD + 0x4),
  5398. tr32(RCVDBDI_STD_BD + 0x8),
  5399. tr32(RCVDBDI_STD_BD + 0xc));
  5400. printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n",
  5401. tr32(RCVDBDI_MINI_BD + 0x0),
  5402. tr32(RCVDBDI_MINI_BD + 0x4),
  5403. tr32(RCVDBDI_MINI_BD + 0x8),
  5404. tr32(RCVDBDI_MINI_BD + 0xc));
  5405. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32);
  5406. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2);
  5407. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3);
  5408. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4);
  5409. printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n",
  5410. val32, val32_2, val32_3, val32_4);
  5411. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32);
  5412. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2);
  5413. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3);
  5414. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4);
  5415. printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n",
  5416. val32, val32_2, val32_3, val32_4);
  5417. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32);
  5418. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2);
  5419. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3);
  5420. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4);
  5421. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5);
  5422. printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n",
  5423. val32, val32_2, val32_3, val32_4, val32_5);
  5424. /* SW status block */
  5425. printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
  5426. tp->hw_status->status,
  5427. tp->hw_status->status_tag,
  5428. tp->hw_status->rx_jumbo_consumer,
  5429. tp->hw_status->rx_consumer,
  5430. tp->hw_status->rx_mini_consumer,
  5431. tp->hw_status->idx[0].rx_producer,
  5432. tp->hw_status->idx[0].tx_consumer);
  5433. /* SW statistics block */
  5434. printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
  5435. ((u32 *)tp->hw_stats)[0],
  5436. ((u32 *)tp->hw_stats)[1],
  5437. ((u32 *)tp->hw_stats)[2],
  5438. ((u32 *)tp->hw_stats)[3]);
  5439. /* Mailboxes */
  5440. printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n",
  5441. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0),
  5442. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4),
  5443. tr32(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0),
  5444. tr32(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4));
  5445. /* NIC side send descriptors. */
  5446. for (i = 0; i < 6; i++) {
  5447. unsigned long txd;
  5448. txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC
  5449. + (i * sizeof(struct tg3_tx_buffer_desc));
  5450. printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n",
  5451. i,
  5452. readl(txd + 0x0), readl(txd + 0x4),
  5453. readl(txd + 0x8), readl(txd + 0xc));
  5454. }
  5455. /* NIC side RX descriptors. */
  5456. for (i = 0; i < 6; i++) {
  5457. unsigned long rxd;
  5458. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC
  5459. + (i * sizeof(struct tg3_rx_buffer_desc));
  5460. printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n",
  5461. i,
  5462. readl(rxd + 0x0), readl(rxd + 0x4),
  5463. readl(rxd + 0x8), readl(rxd + 0xc));
  5464. rxd += (4 * sizeof(u32));
  5465. printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n",
  5466. i,
  5467. readl(rxd + 0x0), readl(rxd + 0x4),
  5468. readl(rxd + 0x8), readl(rxd + 0xc));
  5469. }
  5470. for (i = 0; i < 6; i++) {
  5471. unsigned long rxd;
  5472. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC
  5473. + (i * sizeof(struct tg3_rx_buffer_desc));
  5474. printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n",
  5475. i,
  5476. readl(rxd + 0x0), readl(rxd + 0x4),
  5477. readl(rxd + 0x8), readl(rxd + 0xc));
  5478. rxd += (4 * sizeof(u32));
  5479. printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n",
  5480. i,
  5481. readl(rxd + 0x0), readl(rxd + 0x4),
  5482. readl(rxd + 0x8), readl(rxd + 0xc));
  5483. }
  5484. }
  5485. #endif
  5486. static struct net_device_stats *tg3_get_stats(struct net_device *);
  5487. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *);
  5488. static int tg3_close(struct net_device *dev)
  5489. {
  5490. struct tg3 *tp = netdev_priv(dev);
  5491. netif_stop_queue(dev);
  5492. del_timer_sync(&tp->timer);
  5493. tg3_full_lock(tp, 1);
  5494. #if 0
  5495. tg3_dump_state(tp);
  5496. #endif
  5497. tg3_disable_ints(tp);
  5498. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5499. tg3_free_rings(tp);
  5500. tp->tg3_flags &=
  5501. ~(TG3_FLAG_INIT_COMPLETE |
  5502. TG3_FLAG_GOT_SERDES_FLOWCTL);
  5503. netif_carrier_off(tp->dev);
  5504. tg3_full_unlock(tp);
  5505. free_irq(tp->pdev->irq, dev);
  5506. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5507. pci_disable_msi(tp->pdev);
  5508. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5509. }
  5510. memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
  5511. sizeof(tp->net_stats_prev));
  5512. memcpy(&tp->estats_prev, tg3_get_estats(tp),
  5513. sizeof(tp->estats_prev));
  5514. tg3_free_consistent(tp);
  5515. return 0;
  5516. }
  5517. static inline unsigned long get_stat64(tg3_stat64_t *val)
  5518. {
  5519. unsigned long ret;
  5520. #if (BITS_PER_LONG == 32)
  5521. ret = val->low;
  5522. #else
  5523. ret = ((u64)val->high << 32) | ((u64)val->low);
  5524. #endif
  5525. return ret;
  5526. }
  5527. static unsigned long calc_crc_errors(struct tg3 *tp)
  5528. {
  5529. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5530. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
  5531. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  5532. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
  5533. u32 val;
  5534. spin_lock_bh(&tp->lock);
  5535. if (!tg3_readphy(tp, 0x1e, &val)) {
  5536. tg3_writephy(tp, 0x1e, val | 0x8000);
  5537. tg3_readphy(tp, 0x14, &val);
  5538. } else
  5539. val = 0;
  5540. spin_unlock_bh(&tp->lock);
  5541. tp->phy_crc_errors += val;
  5542. return tp->phy_crc_errors;
  5543. }
  5544. return get_stat64(&hw_stats->rx_fcs_errors);
  5545. }
  5546. #define ESTAT_ADD(member) \
  5547. estats->member = old_estats->member + \
  5548. get_stat64(&hw_stats->member)
  5549. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
  5550. {
  5551. struct tg3_ethtool_stats *estats = &tp->estats;
  5552. struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
  5553. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5554. if (!hw_stats)
  5555. return old_estats;
  5556. ESTAT_ADD(rx_octets);
  5557. ESTAT_ADD(rx_fragments);
  5558. ESTAT_ADD(rx_ucast_packets);
  5559. ESTAT_ADD(rx_mcast_packets);
  5560. ESTAT_ADD(rx_bcast_packets);
  5561. ESTAT_ADD(rx_fcs_errors);
  5562. ESTAT_ADD(rx_align_errors);
  5563. ESTAT_ADD(rx_xon_pause_rcvd);
  5564. ESTAT_ADD(rx_xoff_pause_rcvd);
  5565. ESTAT_ADD(rx_mac_ctrl_rcvd);
  5566. ESTAT_ADD(rx_xoff_entered);
  5567. ESTAT_ADD(rx_frame_too_long_errors);
  5568. ESTAT_ADD(rx_jabbers);
  5569. ESTAT_ADD(rx_undersize_packets);
  5570. ESTAT_ADD(rx_in_length_errors);
  5571. ESTAT_ADD(rx_out_length_errors);
  5572. ESTAT_ADD(rx_64_or_less_octet_packets);
  5573. ESTAT_ADD(rx_65_to_127_octet_packets);
  5574. ESTAT_ADD(rx_128_to_255_octet_packets);
  5575. ESTAT_ADD(rx_256_to_511_octet_packets);
  5576. ESTAT_ADD(rx_512_to_1023_octet_packets);
  5577. ESTAT_ADD(rx_1024_to_1522_octet_packets);
  5578. ESTAT_ADD(rx_1523_to_2047_octet_packets);
  5579. ESTAT_ADD(rx_2048_to_4095_octet_packets);
  5580. ESTAT_ADD(rx_4096_to_8191_octet_packets);
  5581. ESTAT_ADD(rx_8192_to_9022_octet_packets);
  5582. ESTAT_ADD(tx_octets);
  5583. ESTAT_ADD(tx_collisions);
  5584. ESTAT_ADD(tx_xon_sent);
  5585. ESTAT_ADD(tx_xoff_sent);
  5586. ESTAT_ADD(tx_flow_control);
  5587. ESTAT_ADD(tx_mac_errors);
  5588. ESTAT_ADD(tx_single_collisions);
  5589. ESTAT_ADD(tx_mult_collisions);
  5590. ESTAT_ADD(tx_deferred);
  5591. ESTAT_ADD(tx_excessive_collisions);
  5592. ESTAT_ADD(tx_late_collisions);
  5593. ESTAT_ADD(tx_collide_2times);
  5594. ESTAT_ADD(tx_collide_3times);
  5595. ESTAT_ADD(tx_collide_4times);
  5596. ESTAT_ADD(tx_collide_5times);
  5597. ESTAT_ADD(tx_collide_6times);
  5598. ESTAT_ADD(tx_collide_7times);
  5599. ESTAT_ADD(tx_collide_8times);
  5600. ESTAT_ADD(tx_collide_9times);
  5601. ESTAT_ADD(tx_collide_10times);
  5602. ESTAT_ADD(tx_collide_11times);
  5603. ESTAT_ADD(tx_collide_12times);
  5604. ESTAT_ADD(tx_collide_13times);
  5605. ESTAT_ADD(tx_collide_14times);
  5606. ESTAT_ADD(tx_collide_15times);
  5607. ESTAT_ADD(tx_ucast_packets);
  5608. ESTAT_ADD(tx_mcast_packets);
  5609. ESTAT_ADD(tx_bcast_packets);
  5610. ESTAT_ADD(tx_carrier_sense_errors);
  5611. ESTAT_ADD(tx_discards);
  5612. ESTAT_ADD(tx_errors);
  5613. ESTAT_ADD(dma_writeq_full);
  5614. ESTAT_ADD(dma_write_prioq_full);
  5615. ESTAT_ADD(rxbds_empty);
  5616. ESTAT_ADD(rx_discards);
  5617. ESTAT_ADD(rx_errors);
  5618. ESTAT_ADD(rx_threshold_hit);
  5619. ESTAT_ADD(dma_readq_full);
  5620. ESTAT_ADD(dma_read_prioq_full);
  5621. ESTAT_ADD(tx_comp_queue_full);
  5622. ESTAT_ADD(ring_set_send_prod_index);
  5623. ESTAT_ADD(ring_status_update);
  5624. ESTAT_ADD(nic_irqs);
  5625. ESTAT_ADD(nic_avoided_irqs);
  5626. ESTAT_ADD(nic_tx_threshold_hit);
  5627. return estats;
  5628. }
  5629. static struct net_device_stats *tg3_get_stats(struct net_device *dev)
  5630. {
  5631. struct tg3 *tp = netdev_priv(dev);
  5632. struct net_device_stats *stats = &tp->net_stats;
  5633. struct net_device_stats *old_stats = &tp->net_stats_prev;
  5634. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5635. if (!hw_stats)
  5636. return old_stats;
  5637. stats->rx_packets = old_stats->rx_packets +
  5638. get_stat64(&hw_stats->rx_ucast_packets) +
  5639. get_stat64(&hw_stats->rx_mcast_packets) +
  5640. get_stat64(&hw_stats->rx_bcast_packets);
  5641. stats->tx_packets = old_stats->tx_packets +
  5642. get_stat64(&hw_stats->tx_ucast_packets) +
  5643. get_stat64(&hw_stats->tx_mcast_packets) +
  5644. get_stat64(&hw_stats->tx_bcast_packets);
  5645. stats->rx_bytes = old_stats->rx_bytes +
  5646. get_stat64(&hw_stats->rx_octets);
  5647. stats->tx_bytes = old_stats->tx_bytes +
  5648. get_stat64(&hw_stats->tx_octets);
  5649. stats->rx_errors = old_stats->rx_errors +
  5650. get_stat64(&hw_stats->rx_errors) +
  5651. get_stat64(&hw_stats->rx_discards);
  5652. stats->tx_errors = old_stats->tx_errors +
  5653. get_stat64(&hw_stats->tx_errors) +
  5654. get_stat64(&hw_stats->tx_mac_errors) +
  5655. get_stat64(&hw_stats->tx_carrier_sense_errors) +
  5656. get_stat64(&hw_stats->tx_discards);
  5657. stats->multicast = old_stats->multicast +
  5658. get_stat64(&hw_stats->rx_mcast_packets);
  5659. stats->collisions = old_stats->collisions +
  5660. get_stat64(&hw_stats->tx_collisions);
  5661. stats->rx_length_errors = old_stats->rx_length_errors +
  5662. get_stat64(&hw_stats->rx_frame_too_long_errors) +
  5663. get_stat64(&hw_stats->rx_undersize_packets);
  5664. stats->rx_over_errors = old_stats->rx_over_errors +
  5665. get_stat64(&hw_stats->rxbds_empty);
  5666. stats->rx_frame_errors = old_stats->rx_frame_errors +
  5667. get_stat64(&hw_stats->rx_align_errors);
  5668. stats->tx_aborted_errors = old_stats->tx_aborted_errors +
  5669. get_stat64(&hw_stats->tx_discards);
  5670. stats->tx_carrier_errors = old_stats->tx_carrier_errors +
  5671. get_stat64(&hw_stats->tx_carrier_sense_errors);
  5672. stats->rx_crc_errors = old_stats->rx_crc_errors +
  5673. calc_crc_errors(tp);
  5674. return stats;
  5675. }
  5676. static inline u32 calc_crc(unsigned char *buf, int len)
  5677. {
  5678. u32 reg;
  5679. u32 tmp;
  5680. int j, k;
  5681. reg = 0xffffffff;
  5682. for (j = 0; j < len; j++) {
  5683. reg ^= buf[j];
  5684. for (k = 0; k < 8; k++) {
  5685. tmp = reg & 0x01;
  5686. reg >>= 1;
  5687. if (tmp) {
  5688. reg ^= 0xedb88320;
  5689. }
  5690. }
  5691. }
  5692. return ~reg;
  5693. }
  5694. static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all)
  5695. {
  5696. /* accept or reject all multicast frames */
  5697. tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0);
  5698. tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0);
  5699. tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0);
  5700. tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0);
  5701. }
  5702. static void __tg3_set_rx_mode(struct net_device *dev)
  5703. {
  5704. struct tg3 *tp = netdev_priv(dev);
  5705. u32 rx_mode;
  5706. rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC |
  5707. RX_MODE_KEEP_VLAN_TAG);
  5708. /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG
  5709. * flag clear.
  5710. */
  5711. #if TG3_VLAN_TAG_USED
  5712. if (!tp->vlgrp &&
  5713. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  5714. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  5715. #else
  5716. /* By definition, VLAN is disabled always in this
  5717. * case.
  5718. */
  5719. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  5720. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  5721. #endif
  5722. if (dev->flags & IFF_PROMISC) {
  5723. /* Promiscuous mode. */
  5724. rx_mode |= RX_MODE_PROMISC;
  5725. } else if (dev->flags & IFF_ALLMULTI) {
  5726. /* Accept all multicast. */
  5727. tg3_set_multi (tp, 1);
  5728. } else if (dev->mc_count < 1) {
  5729. /* Reject all multicast. */
  5730. tg3_set_multi (tp, 0);
  5731. } else {
  5732. /* Accept one or more multicast(s). */
  5733. struct dev_mc_list *mclist;
  5734. unsigned int i;
  5735. u32 mc_filter[4] = { 0, };
  5736. u32 regidx;
  5737. u32 bit;
  5738. u32 crc;
  5739. for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
  5740. i++, mclist = mclist->next) {
  5741. crc = calc_crc (mclist->dmi_addr, ETH_ALEN);
  5742. bit = ~crc & 0x7f;
  5743. regidx = (bit & 0x60) >> 5;
  5744. bit &= 0x1f;
  5745. mc_filter[regidx] |= (1 << bit);
  5746. }
  5747. tw32(MAC_HASH_REG_0, mc_filter[0]);
  5748. tw32(MAC_HASH_REG_1, mc_filter[1]);
  5749. tw32(MAC_HASH_REG_2, mc_filter[2]);
  5750. tw32(MAC_HASH_REG_3, mc_filter[3]);
  5751. }
  5752. if (rx_mode != tp->rx_mode) {
  5753. tp->rx_mode = rx_mode;
  5754. tw32_f(MAC_RX_MODE, rx_mode);
  5755. udelay(10);
  5756. }
  5757. }
  5758. static void tg3_set_rx_mode(struct net_device *dev)
  5759. {
  5760. struct tg3 *tp = netdev_priv(dev);
  5761. tg3_full_lock(tp, 0);
  5762. __tg3_set_rx_mode(dev);
  5763. tg3_full_unlock(tp);
  5764. }
  5765. #define TG3_REGDUMP_LEN (32 * 1024)
  5766. static int tg3_get_regs_len(struct net_device *dev)
  5767. {
  5768. return TG3_REGDUMP_LEN;
  5769. }
  5770. static void tg3_get_regs(struct net_device *dev,
  5771. struct ethtool_regs *regs, void *_p)
  5772. {
  5773. u32 *p = _p;
  5774. struct tg3 *tp = netdev_priv(dev);
  5775. u8 *orig_p = _p;
  5776. int i;
  5777. regs->version = 0;
  5778. memset(p, 0, TG3_REGDUMP_LEN);
  5779. tg3_full_lock(tp, 0);
  5780. #define __GET_REG32(reg) (*(p)++ = tr32(reg))
  5781. #define GET_REG32_LOOP(base,len) \
  5782. do { p = (u32 *)(orig_p + (base)); \
  5783. for (i = 0; i < len; i += 4) \
  5784. __GET_REG32((base) + i); \
  5785. } while (0)
  5786. #define GET_REG32_1(reg) \
  5787. do { p = (u32 *)(orig_p + (reg)); \
  5788. __GET_REG32((reg)); \
  5789. } while (0)
  5790. GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0);
  5791. GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200);
  5792. GET_REG32_LOOP(MAC_MODE, 0x4f0);
  5793. GET_REG32_LOOP(SNDDATAI_MODE, 0xe0);
  5794. GET_REG32_1(SNDDATAC_MODE);
  5795. GET_REG32_LOOP(SNDBDS_MODE, 0x80);
  5796. GET_REG32_LOOP(SNDBDI_MODE, 0x48);
  5797. GET_REG32_1(SNDBDC_MODE);
  5798. GET_REG32_LOOP(RCVLPC_MODE, 0x20);
  5799. GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c);
  5800. GET_REG32_LOOP(RCVDBDI_MODE, 0x0c);
  5801. GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c);
  5802. GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44);
  5803. GET_REG32_1(RCVDCC_MODE);
  5804. GET_REG32_LOOP(RCVBDI_MODE, 0x20);
  5805. GET_REG32_LOOP(RCVCC_MODE, 0x14);
  5806. GET_REG32_LOOP(RCVLSC_MODE, 0x08);
  5807. GET_REG32_1(MBFREE_MODE);
  5808. GET_REG32_LOOP(HOSTCC_MODE, 0x100);
  5809. GET_REG32_LOOP(MEMARB_MODE, 0x10);
  5810. GET_REG32_LOOP(BUFMGR_MODE, 0x58);
  5811. GET_REG32_LOOP(RDMAC_MODE, 0x08);
  5812. GET_REG32_LOOP(WDMAC_MODE, 0x08);
  5813. GET_REG32_LOOP(RX_CPU_BASE, 0x280);
  5814. GET_REG32_LOOP(TX_CPU_BASE, 0x280);
  5815. GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110);
  5816. GET_REG32_LOOP(FTQ_RESET, 0x120);
  5817. GET_REG32_LOOP(MSGINT_MODE, 0x0c);
  5818. GET_REG32_1(DMAC_MODE);
  5819. GET_REG32_LOOP(GRC_MODE, 0x4c);
  5820. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  5821. GET_REG32_LOOP(NVRAM_CMD, 0x24);
  5822. #undef __GET_REG32
  5823. #undef GET_REG32_LOOP
  5824. #undef GET_REG32_1
  5825. tg3_full_unlock(tp);
  5826. }
  5827. static int tg3_get_eeprom_len(struct net_device *dev)
  5828. {
  5829. struct tg3 *tp = netdev_priv(dev);
  5830. return tp->nvram_size;
  5831. }
  5832. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
  5833. static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  5834. {
  5835. struct tg3 *tp = netdev_priv(dev);
  5836. int ret;
  5837. u8 *pd;
  5838. u32 i, offset, len, val, b_offset, b_count;
  5839. offset = eeprom->offset;
  5840. len = eeprom->len;
  5841. eeprom->len = 0;
  5842. eeprom->magic = TG3_EEPROM_MAGIC;
  5843. if (offset & 3) {
  5844. /* adjustments to start on required 4 byte boundary */
  5845. b_offset = offset & 3;
  5846. b_count = 4 - b_offset;
  5847. if (b_count > len) {
  5848. /* i.e. offset=1 len=2 */
  5849. b_count = len;
  5850. }
  5851. ret = tg3_nvram_read(tp, offset-b_offset, &val);
  5852. if (ret)
  5853. return ret;
  5854. val = cpu_to_le32(val);
  5855. memcpy(data, ((char*)&val) + b_offset, b_count);
  5856. len -= b_count;
  5857. offset += b_count;
  5858. eeprom->len += b_count;
  5859. }
  5860. /* read bytes upto the last 4 byte boundary */
  5861. pd = &data[eeprom->len];
  5862. for (i = 0; i < (len - (len & 3)); i += 4) {
  5863. ret = tg3_nvram_read(tp, offset + i, &val);
  5864. if (ret) {
  5865. eeprom->len += i;
  5866. return ret;
  5867. }
  5868. val = cpu_to_le32(val);
  5869. memcpy(pd + i, &val, 4);
  5870. }
  5871. eeprom->len += i;
  5872. if (len & 3) {
  5873. /* read last bytes not ending on 4 byte boundary */
  5874. pd = &data[eeprom->len];
  5875. b_count = len & 3;
  5876. b_offset = offset + len - b_count;
  5877. ret = tg3_nvram_read(tp, b_offset, &val);
  5878. if (ret)
  5879. return ret;
  5880. val = cpu_to_le32(val);
  5881. memcpy(pd, ((char*)&val), b_count);
  5882. eeprom->len += b_count;
  5883. }
  5884. return 0;
  5885. }
  5886. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf);
  5887. static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  5888. {
  5889. struct tg3 *tp = netdev_priv(dev);
  5890. int ret;
  5891. u32 offset, len, b_offset, odd_len, start, end;
  5892. u8 *buf;
  5893. if (eeprom->magic != TG3_EEPROM_MAGIC)
  5894. return -EINVAL;
  5895. offset = eeprom->offset;
  5896. len = eeprom->len;
  5897. if ((b_offset = (offset & 3))) {
  5898. /* adjustments to start on required 4 byte boundary */
  5899. ret = tg3_nvram_read(tp, offset-b_offset, &start);
  5900. if (ret)
  5901. return ret;
  5902. start = cpu_to_le32(start);
  5903. len += b_offset;
  5904. offset &= ~3;
  5905. if (len < 4)
  5906. len = 4;
  5907. }
  5908. odd_len = 0;
  5909. if (len & 3) {
  5910. /* adjustments to end on required 4 byte boundary */
  5911. odd_len = 1;
  5912. len = (len + 3) & ~3;
  5913. ret = tg3_nvram_read(tp, offset+len-4, &end);
  5914. if (ret)
  5915. return ret;
  5916. end = cpu_to_le32(end);
  5917. }
  5918. buf = data;
  5919. if (b_offset || odd_len) {
  5920. buf = kmalloc(len, GFP_KERNEL);
  5921. if (buf == 0)
  5922. return -ENOMEM;
  5923. if (b_offset)
  5924. memcpy(buf, &start, 4);
  5925. if (odd_len)
  5926. memcpy(buf+len-4, &end, 4);
  5927. memcpy(buf + b_offset, data, eeprom->len);
  5928. }
  5929. ret = tg3_nvram_write_block(tp, offset, len, buf);
  5930. if (buf != data)
  5931. kfree(buf);
  5932. return ret;
  5933. }
  5934. static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  5935. {
  5936. struct tg3 *tp = netdev_priv(dev);
  5937. cmd->supported = (SUPPORTED_Autoneg);
  5938. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  5939. cmd->supported |= (SUPPORTED_1000baseT_Half |
  5940. SUPPORTED_1000baseT_Full);
  5941. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES))
  5942. cmd->supported |= (SUPPORTED_100baseT_Half |
  5943. SUPPORTED_100baseT_Full |
  5944. SUPPORTED_10baseT_Half |
  5945. SUPPORTED_10baseT_Full |
  5946. SUPPORTED_MII);
  5947. else
  5948. cmd->supported |= SUPPORTED_FIBRE;
  5949. cmd->advertising = tp->link_config.advertising;
  5950. if (netif_running(dev)) {
  5951. cmd->speed = tp->link_config.active_speed;
  5952. cmd->duplex = tp->link_config.active_duplex;
  5953. }
  5954. cmd->port = 0;
  5955. cmd->phy_address = PHY_ADDR;
  5956. cmd->transceiver = 0;
  5957. cmd->autoneg = tp->link_config.autoneg;
  5958. cmd->maxtxpkt = 0;
  5959. cmd->maxrxpkt = 0;
  5960. return 0;
  5961. }
  5962. static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  5963. {
  5964. struct tg3 *tp = netdev_priv(dev);
  5965. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  5966. /* These are the only valid advertisement bits allowed. */
  5967. if (cmd->autoneg == AUTONEG_ENABLE &&
  5968. (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
  5969. ADVERTISED_1000baseT_Full |
  5970. ADVERTISED_Autoneg |
  5971. ADVERTISED_FIBRE)))
  5972. return -EINVAL;
  5973. }
  5974. tg3_full_lock(tp, 0);
  5975. tp->link_config.autoneg = cmd->autoneg;
  5976. if (cmd->autoneg == AUTONEG_ENABLE) {
  5977. tp->link_config.advertising = cmd->advertising;
  5978. tp->link_config.speed = SPEED_INVALID;
  5979. tp->link_config.duplex = DUPLEX_INVALID;
  5980. } else {
  5981. tp->link_config.advertising = 0;
  5982. tp->link_config.speed = cmd->speed;
  5983. tp->link_config.duplex = cmd->duplex;
  5984. }
  5985. if (netif_running(dev))
  5986. tg3_setup_phy(tp, 1);
  5987. tg3_full_unlock(tp);
  5988. return 0;
  5989. }
  5990. static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
  5991. {
  5992. struct tg3 *tp = netdev_priv(dev);
  5993. strcpy(info->driver, DRV_MODULE_NAME);
  5994. strcpy(info->version, DRV_MODULE_VERSION);
  5995. strcpy(info->bus_info, pci_name(tp->pdev));
  5996. }
  5997. static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  5998. {
  5999. struct tg3 *tp = netdev_priv(dev);
  6000. wol->supported = WAKE_MAGIC;
  6001. wol->wolopts = 0;
  6002. if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
  6003. wol->wolopts = WAKE_MAGIC;
  6004. memset(&wol->sopass, 0, sizeof(wol->sopass));
  6005. }
  6006. static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  6007. {
  6008. struct tg3 *tp = netdev_priv(dev);
  6009. if (wol->wolopts & ~WAKE_MAGIC)
  6010. return -EINVAL;
  6011. if ((wol->wolopts & WAKE_MAGIC) &&
  6012. tp->tg3_flags2 & TG3_FLG2_PHY_SERDES &&
  6013. !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP))
  6014. return -EINVAL;
  6015. spin_lock_bh(&tp->lock);
  6016. if (wol->wolopts & WAKE_MAGIC)
  6017. tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
  6018. else
  6019. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  6020. spin_unlock_bh(&tp->lock);
  6021. return 0;
  6022. }
  6023. static u32 tg3_get_msglevel(struct net_device *dev)
  6024. {
  6025. struct tg3 *tp = netdev_priv(dev);
  6026. return tp->msg_enable;
  6027. }
  6028. static void tg3_set_msglevel(struct net_device *dev, u32 value)
  6029. {
  6030. struct tg3 *tp = netdev_priv(dev);
  6031. tp->msg_enable = value;
  6032. }
  6033. #if TG3_TSO_SUPPORT != 0
  6034. static int tg3_set_tso(struct net_device *dev, u32 value)
  6035. {
  6036. struct tg3 *tp = netdev_priv(dev);
  6037. if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  6038. if (value)
  6039. return -EINVAL;
  6040. return 0;
  6041. }
  6042. return ethtool_op_set_tso(dev, value);
  6043. }
  6044. #endif
  6045. static int tg3_nway_reset(struct net_device *dev)
  6046. {
  6047. struct tg3 *tp = netdev_priv(dev);
  6048. u32 bmcr;
  6049. int r;
  6050. if (!netif_running(dev))
  6051. return -EAGAIN;
  6052. spin_lock_bh(&tp->lock);
  6053. r = -EINVAL;
  6054. tg3_readphy(tp, MII_BMCR, &bmcr);
  6055. if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
  6056. (bmcr & BMCR_ANENABLE)) {
  6057. tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART);
  6058. r = 0;
  6059. }
  6060. spin_unlock_bh(&tp->lock);
  6061. return r;
  6062. }
  6063. static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6064. {
  6065. struct tg3 *tp = netdev_priv(dev);
  6066. ering->rx_max_pending = TG3_RX_RING_SIZE - 1;
  6067. ering->rx_mini_max_pending = 0;
  6068. ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1;
  6069. ering->rx_pending = tp->rx_pending;
  6070. ering->rx_mini_pending = 0;
  6071. ering->rx_jumbo_pending = tp->rx_jumbo_pending;
  6072. ering->tx_pending = tp->tx_pending;
  6073. }
  6074. static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6075. {
  6076. struct tg3 *tp = netdev_priv(dev);
  6077. int irq_sync = 0;
  6078. if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) ||
  6079. (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) ||
  6080. (ering->tx_pending > TG3_TX_RING_SIZE - 1))
  6081. return -EINVAL;
  6082. if (netif_running(dev)) {
  6083. tg3_netif_stop(tp);
  6084. irq_sync = 1;
  6085. }
  6086. tg3_full_lock(tp, irq_sync);
  6087. tp->rx_pending = ering->rx_pending;
  6088. if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) &&
  6089. tp->rx_pending > 63)
  6090. tp->rx_pending = 63;
  6091. tp->rx_jumbo_pending = ering->rx_jumbo_pending;
  6092. tp->tx_pending = ering->tx_pending;
  6093. if (netif_running(dev)) {
  6094. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6095. tg3_init_hw(tp);
  6096. tg3_netif_start(tp);
  6097. }
  6098. tg3_full_unlock(tp);
  6099. return 0;
  6100. }
  6101. static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6102. {
  6103. struct tg3 *tp = netdev_priv(dev);
  6104. epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
  6105. epause->rx_pause = (tp->tg3_flags & TG3_FLAG_RX_PAUSE) != 0;
  6106. epause->tx_pause = (tp->tg3_flags & TG3_FLAG_TX_PAUSE) != 0;
  6107. }
  6108. static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6109. {
  6110. struct tg3 *tp = netdev_priv(dev);
  6111. int irq_sync = 0;
  6112. if (netif_running(dev)) {
  6113. tg3_netif_stop(tp);
  6114. irq_sync = 1;
  6115. }
  6116. tg3_full_lock(tp, irq_sync);
  6117. if (epause->autoneg)
  6118. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  6119. else
  6120. tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
  6121. if (epause->rx_pause)
  6122. tp->tg3_flags |= TG3_FLAG_RX_PAUSE;
  6123. else
  6124. tp->tg3_flags &= ~TG3_FLAG_RX_PAUSE;
  6125. if (epause->tx_pause)
  6126. tp->tg3_flags |= TG3_FLAG_TX_PAUSE;
  6127. else
  6128. tp->tg3_flags &= ~TG3_FLAG_TX_PAUSE;
  6129. if (netif_running(dev)) {
  6130. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6131. tg3_init_hw(tp);
  6132. tg3_netif_start(tp);
  6133. }
  6134. tg3_full_unlock(tp);
  6135. return 0;
  6136. }
  6137. static u32 tg3_get_rx_csum(struct net_device *dev)
  6138. {
  6139. struct tg3 *tp = netdev_priv(dev);
  6140. return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0;
  6141. }
  6142. static int tg3_set_rx_csum(struct net_device *dev, u32 data)
  6143. {
  6144. struct tg3 *tp = netdev_priv(dev);
  6145. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6146. if (data != 0)
  6147. return -EINVAL;
  6148. return 0;
  6149. }
  6150. spin_lock_bh(&tp->lock);
  6151. if (data)
  6152. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  6153. else
  6154. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  6155. spin_unlock_bh(&tp->lock);
  6156. return 0;
  6157. }
  6158. static int tg3_set_tx_csum(struct net_device *dev, u32 data)
  6159. {
  6160. struct tg3 *tp = netdev_priv(dev);
  6161. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6162. if (data != 0)
  6163. return -EINVAL;
  6164. return 0;
  6165. }
  6166. if (data)
  6167. dev->features |= NETIF_F_IP_CSUM;
  6168. else
  6169. dev->features &= ~NETIF_F_IP_CSUM;
  6170. return 0;
  6171. }
  6172. static int tg3_get_stats_count (struct net_device *dev)
  6173. {
  6174. return TG3_NUM_STATS;
  6175. }
  6176. static int tg3_get_test_count (struct net_device *dev)
  6177. {
  6178. return TG3_NUM_TEST;
  6179. }
  6180. static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
  6181. {
  6182. switch (stringset) {
  6183. case ETH_SS_STATS:
  6184. memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
  6185. break;
  6186. case ETH_SS_TEST:
  6187. memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
  6188. break;
  6189. default:
  6190. WARN_ON(1); /* we need a WARN() */
  6191. break;
  6192. }
  6193. }
  6194. static void tg3_get_ethtool_stats (struct net_device *dev,
  6195. struct ethtool_stats *estats, u64 *tmp_stats)
  6196. {
  6197. struct tg3 *tp = netdev_priv(dev);
  6198. memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
  6199. }
  6200. #define NVRAM_TEST_SIZE 0x100
  6201. static int tg3_test_nvram(struct tg3 *tp)
  6202. {
  6203. u32 *buf, csum;
  6204. int i, j, err = 0;
  6205. buf = kmalloc(NVRAM_TEST_SIZE, GFP_KERNEL);
  6206. if (buf == NULL)
  6207. return -ENOMEM;
  6208. for (i = 0, j = 0; i < NVRAM_TEST_SIZE; i += 4, j++) {
  6209. u32 val;
  6210. if ((err = tg3_nvram_read(tp, i, &val)) != 0)
  6211. break;
  6212. buf[j] = cpu_to_le32(val);
  6213. }
  6214. if (i < NVRAM_TEST_SIZE)
  6215. goto out;
  6216. err = -EIO;
  6217. if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC)
  6218. goto out;
  6219. /* Bootstrap checksum at offset 0x10 */
  6220. csum = calc_crc((unsigned char *) buf, 0x10);
  6221. if(csum != cpu_to_le32(buf[0x10/4]))
  6222. goto out;
  6223. /* Manufacturing block starts at offset 0x74, checksum at 0xfc */
  6224. csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
  6225. if (csum != cpu_to_le32(buf[0xfc/4]))
  6226. goto out;
  6227. err = 0;
  6228. out:
  6229. kfree(buf);
  6230. return err;
  6231. }
  6232. #define TG3_SERDES_TIMEOUT_SEC 2
  6233. #define TG3_COPPER_TIMEOUT_SEC 6
  6234. static int tg3_test_link(struct tg3 *tp)
  6235. {
  6236. int i, max;
  6237. if (!netif_running(tp->dev))
  6238. return -ENODEV;
  6239. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6240. max = TG3_SERDES_TIMEOUT_SEC;
  6241. else
  6242. max = TG3_COPPER_TIMEOUT_SEC;
  6243. for (i = 0; i < max; i++) {
  6244. if (netif_carrier_ok(tp->dev))
  6245. return 0;
  6246. if (msleep_interruptible(1000))
  6247. break;
  6248. }
  6249. return -EIO;
  6250. }
  6251. /* Only test the commonly used registers */
  6252. static int tg3_test_registers(struct tg3 *tp)
  6253. {
  6254. int i, is_5705;
  6255. u32 offset, read_mask, write_mask, val, save_val, read_val;
  6256. static struct {
  6257. u16 offset;
  6258. u16 flags;
  6259. #define TG3_FL_5705 0x1
  6260. #define TG3_FL_NOT_5705 0x2
  6261. #define TG3_FL_NOT_5788 0x4
  6262. u32 read_mask;
  6263. u32 write_mask;
  6264. } reg_tbl[] = {
  6265. /* MAC Control Registers */
  6266. { MAC_MODE, TG3_FL_NOT_5705,
  6267. 0x00000000, 0x00ef6f8c },
  6268. { MAC_MODE, TG3_FL_5705,
  6269. 0x00000000, 0x01ef6b8c },
  6270. { MAC_STATUS, TG3_FL_NOT_5705,
  6271. 0x03800107, 0x00000000 },
  6272. { MAC_STATUS, TG3_FL_5705,
  6273. 0x03800100, 0x00000000 },
  6274. { MAC_ADDR_0_HIGH, 0x0000,
  6275. 0x00000000, 0x0000ffff },
  6276. { MAC_ADDR_0_LOW, 0x0000,
  6277. 0x00000000, 0xffffffff },
  6278. { MAC_RX_MTU_SIZE, 0x0000,
  6279. 0x00000000, 0x0000ffff },
  6280. { MAC_TX_MODE, 0x0000,
  6281. 0x00000000, 0x00000070 },
  6282. { MAC_TX_LENGTHS, 0x0000,
  6283. 0x00000000, 0x00003fff },
  6284. { MAC_RX_MODE, TG3_FL_NOT_5705,
  6285. 0x00000000, 0x000007fc },
  6286. { MAC_RX_MODE, TG3_FL_5705,
  6287. 0x00000000, 0x000007dc },
  6288. { MAC_HASH_REG_0, 0x0000,
  6289. 0x00000000, 0xffffffff },
  6290. { MAC_HASH_REG_1, 0x0000,
  6291. 0x00000000, 0xffffffff },
  6292. { MAC_HASH_REG_2, 0x0000,
  6293. 0x00000000, 0xffffffff },
  6294. { MAC_HASH_REG_3, 0x0000,
  6295. 0x00000000, 0xffffffff },
  6296. /* Receive Data and Receive BD Initiator Control Registers. */
  6297. { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705,
  6298. 0x00000000, 0xffffffff },
  6299. { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705,
  6300. 0x00000000, 0xffffffff },
  6301. { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705,
  6302. 0x00000000, 0x00000003 },
  6303. { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705,
  6304. 0x00000000, 0xffffffff },
  6305. { RCVDBDI_STD_BD+0, 0x0000,
  6306. 0x00000000, 0xffffffff },
  6307. { RCVDBDI_STD_BD+4, 0x0000,
  6308. 0x00000000, 0xffffffff },
  6309. { RCVDBDI_STD_BD+8, 0x0000,
  6310. 0x00000000, 0xffff0002 },
  6311. { RCVDBDI_STD_BD+0xc, 0x0000,
  6312. 0x00000000, 0xffffffff },
  6313. /* Receive BD Initiator Control Registers. */
  6314. { RCVBDI_STD_THRESH, TG3_FL_NOT_5705,
  6315. 0x00000000, 0xffffffff },
  6316. { RCVBDI_STD_THRESH, TG3_FL_5705,
  6317. 0x00000000, 0x000003ff },
  6318. { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705,
  6319. 0x00000000, 0xffffffff },
  6320. /* Host Coalescing Control Registers. */
  6321. { HOSTCC_MODE, TG3_FL_NOT_5705,
  6322. 0x00000000, 0x00000004 },
  6323. { HOSTCC_MODE, TG3_FL_5705,
  6324. 0x00000000, 0x000000f6 },
  6325. { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705,
  6326. 0x00000000, 0xffffffff },
  6327. { HOSTCC_RXCOL_TICKS, TG3_FL_5705,
  6328. 0x00000000, 0x000003ff },
  6329. { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705,
  6330. 0x00000000, 0xffffffff },
  6331. { HOSTCC_TXCOL_TICKS, TG3_FL_5705,
  6332. 0x00000000, 0x000003ff },
  6333. { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705,
  6334. 0x00000000, 0xffffffff },
  6335. { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  6336. 0x00000000, 0x000000ff },
  6337. { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705,
  6338. 0x00000000, 0xffffffff },
  6339. { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  6340. 0x00000000, 0x000000ff },
  6341. { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705,
  6342. 0x00000000, 0xffffffff },
  6343. { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705,
  6344. 0x00000000, 0xffffffff },
  6345. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  6346. 0x00000000, 0xffffffff },
  6347. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  6348. 0x00000000, 0x000000ff },
  6349. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  6350. 0x00000000, 0xffffffff },
  6351. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  6352. 0x00000000, 0x000000ff },
  6353. { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705,
  6354. 0x00000000, 0xffffffff },
  6355. { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705,
  6356. 0x00000000, 0xffffffff },
  6357. { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705,
  6358. 0x00000000, 0xffffffff },
  6359. { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000,
  6360. 0x00000000, 0xffffffff },
  6361. { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000,
  6362. 0x00000000, 0xffffffff },
  6363. { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000,
  6364. 0xffffffff, 0x00000000 },
  6365. { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000,
  6366. 0xffffffff, 0x00000000 },
  6367. /* Buffer Manager Control Registers. */
  6368. { BUFMGR_MB_POOL_ADDR, 0x0000,
  6369. 0x00000000, 0x007fff80 },
  6370. { BUFMGR_MB_POOL_SIZE, 0x0000,
  6371. 0x00000000, 0x007fffff },
  6372. { BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
  6373. 0x00000000, 0x0000003f },
  6374. { BUFMGR_MB_MACRX_LOW_WATER, 0x0000,
  6375. 0x00000000, 0x000001ff },
  6376. { BUFMGR_MB_HIGH_WATER, 0x0000,
  6377. 0x00000000, 0x000001ff },
  6378. { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705,
  6379. 0xffffffff, 0x00000000 },
  6380. { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705,
  6381. 0xffffffff, 0x00000000 },
  6382. /* Mailbox Registers */
  6383. { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000,
  6384. 0x00000000, 0x000001ff },
  6385. { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705,
  6386. 0x00000000, 0x000001ff },
  6387. { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000,
  6388. 0x00000000, 0x000007ff },
  6389. { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000,
  6390. 0x00000000, 0x000001ff },
  6391. { 0xffff, 0x0000, 0x00000000, 0x00000000 },
  6392. };
  6393. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  6394. is_5705 = 1;
  6395. else
  6396. is_5705 = 0;
  6397. for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
  6398. if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
  6399. continue;
  6400. if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705))
  6401. continue;
  6402. if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  6403. (reg_tbl[i].flags & TG3_FL_NOT_5788))
  6404. continue;
  6405. offset = (u32) reg_tbl[i].offset;
  6406. read_mask = reg_tbl[i].read_mask;
  6407. write_mask = reg_tbl[i].write_mask;
  6408. /* Save the original register content */
  6409. save_val = tr32(offset);
  6410. /* Determine the read-only value. */
  6411. read_val = save_val & read_mask;
  6412. /* Write zero to the register, then make sure the read-only bits
  6413. * are not changed and the read/write bits are all zeros.
  6414. */
  6415. tw32(offset, 0);
  6416. val = tr32(offset);
  6417. /* Test the read-only and read/write bits. */
  6418. if (((val & read_mask) != read_val) || (val & write_mask))
  6419. goto out;
  6420. /* Write ones to all the bits defined by RdMask and WrMask, then
  6421. * make sure the read-only bits are not changed and the
  6422. * read/write bits are all ones.
  6423. */
  6424. tw32(offset, read_mask | write_mask);
  6425. val = tr32(offset);
  6426. /* Test the read-only bits. */
  6427. if ((val & read_mask) != read_val)
  6428. goto out;
  6429. /* Test the read/write bits. */
  6430. if ((val & write_mask) != write_mask)
  6431. goto out;
  6432. tw32(offset, save_val);
  6433. }
  6434. return 0;
  6435. out:
  6436. printk(KERN_ERR PFX "Register test failed at offset %x\n", offset);
  6437. tw32(offset, save_val);
  6438. return -EIO;
  6439. }
  6440. static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
  6441. {
  6442. static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
  6443. int i;
  6444. u32 j;
  6445. for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
  6446. for (j = 0; j < len; j += 4) {
  6447. u32 val;
  6448. tg3_write_mem(tp, offset + j, test_pattern[i]);
  6449. tg3_read_mem(tp, offset + j, &val);
  6450. if (val != test_pattern[i])
  6451. return -EIO;
  6452. }
  6453. }
  6454. return 0;
  6455. }
  6456. static int tg3_test_memory(struct tg3 *tp)
  6457. {
  6458. static struct mem_entry {
  6459. u32 offset;
  6460. u32 len;
  6461. } mem_tbl_570x[] = {
  6462. { 0x00000000, 0x01000},
  6463. { 0x00002000, 0x1c000},
  6464. { 0xffffffff, 0x00000}
  6465. }, mem_tbl_5705[] = {
  6466. { 0x00000100, 0x0000c},
  6467. { 0x00000200, 0x00008},
  6468. { 0x00000b50, 0x00400},
  6469. { 0x00004000, 0x00800},
  6470. { 0x00006000, 0x01000},
  6471. { 0x00008000, 0x02000},
  6472. { 0x00010000, 0x0e000},
  6473. { 0xffffffff, 0x00000}
  6474. };
  6475. struct mem_entry *mem_tbl;
  6476. int err = 0;
  6477. int i;
  6478. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  6479. mem_tbl = mem_tbl_5705;
  6480. else
  6481. mem_tbl = mem_tbl_570x;
  6482. for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
  6483. if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
  6484. mem_tbl[i].len)) != 0)
  6485. break;
  6486. }
  6487. return err;
  6488. }
  6489. static int tg3_test_loopback(struct tg3 *tp)
  6490. {
  6491. u32 mac_mode, send_idx, rx_start_idx, rx_idx, tx_idx, opaque_key;
  6492. u32 desc_idx;
  6493. struct sk_buff *skb, *rx_skb;
  6494. u8 *tx_data;
  6495. dma_addr_t map;
  6496. int num_pkts, tx_len, rx_len, i, err;
  6497. struct tg3_rx_buffer_desc *desc;
  6498. if (!netif_running(tp->dev))
  6499. return -ENODEV;
  6500. err = -EIO;
  6501. tg3_abort_hw(tp, 1);
  6502. tg3_reset_hw(tp);
  6503. mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
  6504. MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY |
  6505. MAC_MODE_PORT_MODE_GMII;
  6506. tw32(MAC_MODE, mac_mode);
  6507. tx_len = 1514;
  6508. skb = dev_alloc_skb(tx_len);
  6509. tx_data = skb_put(skb, tx_len);
  6510. memcpy(tx_data, tp->dev->dev_addr, 6);
  6511. memset(tx_data + 6, 0x0, 8);
  6512. tw32(MAC_RX_MTU_SIZE, tx_len + 4);
  6513. for (i = 14; i < tx_len; i++)
  6514. tx_data[i] = (u8) (i & 0xff);
  6515. map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE);
  6516. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  6517. HOSTCC_MODE_NOW);
  6518. udelay(10);
  6519. rx_start_idx = tp->hw_status->idx[0].rx_producer;
  6520. send_idx = 0;
  6521. num_pkts = 0;
  6522. tg3_set_txd(tp, send_idx, map, tx_len, 0, 1);
  6523. send_idx++;
  6524. num_pkts++;
  6525. tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, send_idx);
  6526. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
  6527. udelay(10);
  6528. for (i = 0; i < 10; i++) {
  6529. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  6530. HOSTCC_MODE_NOW);
  6531. udelay(10);
  6532. tx_idx = tp->hw_status->idx[0].tx_consumer;
  6533. rx_idx = tp->hw_status->idx[0].rx_producer;
  6534. if ((tx_idx == send_idx) &&
  6535. (rx_idx == (rx_start_idx + num_pkts)))
  6536. break;
  6537. }
  6538. pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
  6539. dev_kfree_skb(skb);
  6540. if (tx_idx != send_idx)
  6541. goto out;
  6542. if (rx_idx != rx_start_idx + num_pkts)
  6543. goto out;
  6544. desc = &tp->rx_rcb[rx_start_idx];
  6545. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  6546. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  6547. if (opaque_key != RXD_OPAQUE_RING_STD)
  6548. goto out;
  6549. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  6550. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII))
  6551. goto out;
  6552. rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4;
  6553. if (rx_len != tx_len)
  6554. goto out;
  6555. rx_skb = tp->rx_std_buffers[desc_idx].skb;
  6556. map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
  6557. pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
  6558. for (i = 14; i < tx_len; i++) {
  6559. if (*(rx_skb->data + i) != (u8) (i & 0xff))
  6560. goto out;
  6561. }
  6562. err = 0;
  6563. /* tg3_free_rings will unmap and free the rx_skb */
  6564. out:
  6565. return err;
  6566. }
  6567. static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
  6568. u64 *data)
  6569. {
  6570. struct tg3 *tp = netdev_priv(dev);
  6571. memset(data, 0, sizeof(u64) * TG3_NUM_TEST);
  6572. if (tg3_test_nvram(tp) != 0) {
  6573. etest->flags |= ETH_TEST_FL_FAILED;
  6574. data[0] = 1;
  6575. }
  6576. if (tg3_test_link(tp) != 0) {
  6577. etest->flags |= ETH_TEST_FL_FAILED;
  6578. data[1] = 1;
  6579. }
  6580. if (etest->flags & ETH_TEST_FL_OFFLINE) {
  6581. int irq_sync = 0;
  6582. if (netif_running(dev)) {
  6583. tg3_netif_stop(tp);
  6584. irq_sync = 1;
  6585. }
  6586. tg3_full_lock(tp, irq_sync);
  6587. tg3_halt(tp, RESET_KIND_SUSPEND, 1);
  6588. tg3_nvram_lock(tp);
  6589. tg3_halt_cpu(tp, RX_CPU_BASE);
  6590. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  6591. tg3_halt_cpu(tp, TX_CPU_BASE);
  6592. tg3_nvram_unlock(tp);
  6593. if (tg3_test_registers(tp) != 0) {
  6594. etest->flags |= ETH_TEST_FL_FAILED;
  6595. data[2] = 1;
  6596. }
  6597. if (tg3_test_memory(tp) != 0) {
  6598. etest->flags |= ETH_TEST_FL_FAILED;
  6599. data[3] = 1;
  6600. }
  6601. if (tg3_test_loopback(tp) != 0) {
  6602. etest->flags |= ETH_TEST_FL_FAILED;
  6603. data[4] = 1;
  6604. }
  6605. tg3_full_unlock(tp);
  6606. if (tg3_test_interrupt(tp) != 0) {
  6607. etest->flags |= ETH_TEST_FL_FAILED;
  6608. data[5] = 1;
  6609. }
  6610. tg3_full_lock(tp, 0);
  6611. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6612. if (netif_running(dev)) {
  6613. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  6614. tg3_init_hw(tp);
  6615. tg3_netif_start(tp);
  6616. }
  6617. tg3_full_unlock(tp);
  6618. }
  6619. }
  6620. static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
  6621. {
  6622. struct mii_ioctl_data *data = if_mii(ifr);
  6623. struct tg3 *tp = netdev_priv(dev);
  6624. int err;
  6625. switch(cmd) {
  6626. case SIOCGMIIPHY:
  6627. data->phy_id = PHY_ADDR;
  6628. /* fallthru */
  6629. case SIOCGMIIREG: {
  6630. u32 mii_regval;
  6631. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6632. break; /* We have no PHY */
  6633. spin_lock_bh(&tp->lock);
  6634. err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
  6635. spin_unlock_bh(&tp->lock);
  6636. data->val_out = mii_regval;
  6637. return err;
  6638. }
  6639. case SIOCSMIIREG:
  6640. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6641. break; /* We have no PHY */
  6642. if (!capable(CAP_NET_ADMIN))
  6643. return -EPERM;
  6644. spin_lock_bh(&tp->lock);
  6645. err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
  6646. spin_unlock_bh(&tp->lock);
  6647. return err;
  6648. default:
  6649. /* do nothing */
  6650. break;
  6651. }
  6652. return -EOPNOTSUPP;
  6653. }
  6654. #if TG3_VLAN_TAG_USED
  6655. static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
  6656. {
  6657. struct tg3 *tp = netdev_priv(dev);
  6658. tg3_full_lock(tp, 0);
  6659. tp->vlgrp = grp;
  6660. /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
  6661. __tg3_set_rx_mode(dev);
  6662. tg3_full_unlock(tp);
  6663. }
  6664. static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
  6665. {
  6666. struct tg3 *tp = netdev_priv(dev);
  6667. tg3_full_lock(tp, 0);
  6668. if (tp->vlgrp)
  6669. tp->vlgrp->vlan_devices[vid] = NULL;
  6670. tg3_full_unlock(tp);
  6671. }
  6672. #endif
  6673. static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  6674. {
  6675. struct tg3 *tp = netdev_priv(dev);
  6676. memcpy(ec, &tp->coal, sizeof(*ec));
  6677. return 0;
  6678. }
  6679. static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  6680. {
  6681. struct tg3 *tp = netdev_priv(dev);
  6682. u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0;
  6683. u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0;
  6684. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  6685. max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT;
  6686. max_txcoal_tick_int = MAX_TXCOAL_TICK_INT;
  6687. max_stat_coal_ticks = MAX_STAT_COAL_TICKS;
  6688. min_stat_coal_ticks = MIN_STAT_COAL_TICKS;
  6689. }
  6690. if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) ||
  6691. (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) ||
  6692. (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) ||
  6693. (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) ||
  6694. (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) ||
  6695. (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) ||
  6696. (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) ||
  6697. (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) ||
  6698. (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) ||
  6699. (ec->stats_block_coalesce_usecs < min_stat_coal_ticks))
  6700. return -EINVAL;
  6701. /* No rx interrupts will be generated if both are zero */
  6702. if ((ec->rx_coalesce_usecs == 0) &&
  6703. (ec->rx_max_coalesced_frames == 0))
  6704. return -EINVAL;
  6705. /* No tx interrupts will be generated if both are zero */
  6706. if ((ec->tx_coalesce_usecs == 0) &&
  6707. (ec->tx_max_coalesced_frames == 0))
  6708. return -EINVAL;
  6709. /* Only copy relevant parameters, ignore all others. */
  6710. tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs;
  6711. tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs;
  6712. tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames;
  6713. tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames;
  6714. tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq;
  6715. tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq;
  6716. tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq;
  6717. tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq;
  6718. tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs;
  6719. if (netif_running(dev)) {
  6720. tg3_full_lock(tp, 0);
  6721. __tg3_set_coalesce(tp, &tp->coal);
  6722. tg3_full_unlock(tp);
  6723. }
  6724. return 0;
  6725. }
  6726. static struct ethtool_ops tg3_ethtool_ops = {
  6727. .get_settings = tg3_get_settings,
  6728. .set_settings = tg3_set_settings,
  6729. .get_drvinfo = tg3_get_drvinfo,
  6730. .get_regs_len = tg3_get_regs_len,
  6731. .get_regs = tg3_get_regs,
  6732. .get_wol = tg3_get_wol,
  6733. .set_wol = tg3_set_wol,
  6734. .get_msglevel = tg3_get_msglevel,
  6735. .set_msglevel = tg3_set_msglevel,
  6736. .nway_reset = tg3_nway_reset,
  6737. .get_link = ethtool_op_get_link,
  6738. .get_eeprom_len = tg3_get_eeprom_len,
  6739. .get_eeprom = tg3_get_eeprom,
  6740. .set_eeprom = tg3_set_eeprom,
  6741. .get_ringparam = tg3_get_ringparam,
  6742. .set_ringparam = tg3_set_ringparam,
  6743. .get_pauseparam = tg3_get_pauseparam,
  6744. .set_pauseparam = tg3_set_pauseparam,
  6745. .get_rx_csum = tg3_get_rx_csum,
  6746. .set_rx_csum = tg3_set_rx_csum,
  6747. .get_tx_csum = ethtool_op_get_tx_csum,
  6748. .set_tx_csum = tg3_set_tx_csum,
  6749. .get_sg = ethtool_op_get_sg,
  6750. .set_sg = ethtool_op_set_sg,
  6751. #if TG3_TSO_SUPPORT != 0
  6752. .get_tso = ethtool_op_get_tso,
  6753. .set_tso = tg3_set_tso,
  6754. #endif
  6755. .self_test_count = tg3_get_test_count,
  6756. .self_test = tg3_self_test,
  6757. .get_strings = tg3_get_strings,
  6758. .get_stats_count = tg3_get_stats_count,
  6759. .get_ethtool_stats = tg3_get_ethtool_stats,
  6760. .get_coalesce = tg3_get_coalesce,
  6761. .set_coalesce = tg3_set_coalesce,
  6762. };
  6763. static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
  6764. {
  6765. u32 cursize, val;
  6766. tp->nvram_size = EEPROM_CHIP_SIZE;
  6767. if (tg3_nvram_read(tp, 0, &val) != 0)
  6768. return;
  6769. if (swab32(val) != TG3_EEPROM_MAGIC)
  6770. return;
  6771. /*
  6772. * Size the chip by reading offsets at increasing powers of two.
  6773. * When we encounter our validation signature, we know the addressing
  6774. * has wrapped around, and thus have our chip size.
  6775. */
  6776. cursize = 0x800;
  6777. while (cursize < tp->nvram_size) {
  6778. if (tg3_nvram_read(tp, cursize, &val) != 0)
  6779. return;
  6780. if (swab32(val) == TG3_EEPROM_MAGIC)
  6781. break;
  6782. cursize <<= 1;
  6783. }
  6784. tp->nvram_size = cursize;
  6785. }
  6786. static void __devinit tg3_get_nvram_size(struct tg3 *tp)
  6787. {
  6788. u32 val;
  6789. if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
  6790. if (val != 0) {
  6791. tp->nvram_size = (val >> 16) * 1024;
  6792. return;
  6793. }
  6794. }
  6795. tp->nvram_size = 0x20000;
  6796. }
  6797. static void __devinit tg3_get_nvram_info(struct tg3 *tp)
  6798. {
  6799. u32 nvcfg1;
  6800. nvcfg1 = tr32(NVRAM_CFG1);
  6801. if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
  6802. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  6803. }
  6804. else {
  6805. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  6806. tw32(NVRAM_CFG1, nvcfg1);
  6807. }
  6808. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  6809. switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) {
  6810. case FLASH_VENDOR_ATMEL_FLASH_BUFFERED:
  6811. tp->nvram_jedecnum = JEDEC_ATMEL;
  6812. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  6813. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6814. break;
  6815. case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED:
  6816. tp->nvram_jedecnum = JEDEC_ATMEL;
  6817. tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE;
  6818. break;
  6819. case FLASH_VENDOR_ATMEL_EEPROM:
  6820. tp->nvram_jedecnum = JEDEC_ATMEL;
  6821. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  6822. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6823. break;
  6824. case FLASH_VENDOR_ST:
  6825. tp->nvram_jedecnum = JEDEC_ST;
  6826. tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE;
  6827. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6828. break;
  6829. case FLASH_VENDOR_SAIFUN:
  6830. tp->nvram_jedecnum = JEDEC_SAIFUN;
  6831. tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE;
  6832. break;
  6833. case FLASH_VENDOR_SST_SMALL:
  6834. case FLASH_VENDOR_SST_LARGE:
  6835. tp->nvram_jedecnum = JEDEC_SST;
  6836. tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE;
  6837. break;
  6838. }
  6839. }
  6840. else {
  6841. tp->nvram_jedecnum = JEDEC_ATMEL;
  6842. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  6843. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6844. }
  6845. }
  6846. static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
  6847. {
  6848. u32 nvcfg1;
  6849. nvcfg1 = tr32(NVRAM_CFG1);
  6850. /* NVRAM protection for TPM */
  6851. if (nvcfg1 & (1 << 27))
  6852. tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
  6853. switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
  6854. case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ:
  6855. case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ:
  6856. tp->nvram_jedecnum = JEDEC_ATMEL;
  6857. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6858. break;
  6859. case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
  6860. tp->nvram_jedecnum = JEDEC_ATMEL;
  6861. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6862. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  6863. break;
  6864. case FLASH_5752VENDOR_ST_M45PE10:
  6865. case FLASH_5752VENDOR_ST_M45PE20:
  6866. case FLASH_5752VENDOR_ST_M45PE40:
  6867. tp->nvram_jedecnum = JEDEC_ST;
  6868. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6869. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  6870. break;
  6871. }
  6872. if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
  6873. switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
  6874. case FLASH_5752PAGE_SIZE_256:
  6875. tp->nvram_pagesize = 256;
  6876. break;
  6877. case FLASH_5752PAGE_SIZE_512:
  6878. tp->nvram_pagesize = 512;
  6879. break;
  6880. case FLASH_5752PAGE_SIZE_1K:
  6881. tp->nvram_pagesize = 1024;
  6882. break;
  6883. case FLASH_5752PAGE_SIZE_2K:
  6884. tp->nvram_pagesize = 2048;
  6885. break;
  6886. case FLASH_5752PAGE_SIZE_4K:
  6887. tp->nvram_pagesize = 4096;
  6888. break;
  6889. case FLASH_5752PAGE_SIZE_264:
  6890. tp->nvram_pagesize = 264;
  6891. break;
  6892. }
  6893. }
  6894. else {
  6895. /* For eeprom, set pagesize to maximum eeprom size */
  6896. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  6897. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  6898. tw32(NVRAM_CFG1, nvcfg1);
  6899. }
  6900. }
  6901. /* Chips other than 5700/5701 use the NVRAM for fetching info. */
  6902. static void __devinit tg3_nvram_init(struct tg3 *tp)
  6903. {
  6904. int j;
  6905. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X)
  6906. return;
  6907. tw32_f(GRC_EEPROM_ADDR,
  6908. (EEPROM_ADDR_FSM_RESET |
  6909. (EEPROM_DEFAULT_CLOCK_PERIOD <<
  6910. EEPROM_ADDR_CLKPERD_SHIFT)));
  6911. /* XXX schedule_timeout() ... */
  6912. for (j = 0; j < 100; j++)
  6913. udelay(10);
  6914. /* Enable seeprom accesses. */
  6915. tw32_f(GRC_LOCAL_CTRL,
  6916. tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);
  6917. udelay(100);
  6918. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  6919. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
  6920. tp->tg3_flags |= TG3_FLAG_NVRAM;
  6921. tg3_enable_nvram_access(tp);
  6922. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  6923. tg3_get_5752_nvram_info(tp);
  6924. else
  6925. tg3_get_nvram_info(tp);
  6926. tg3_get_nvram_size(tp);
  6927. tg3_disable_nvram_access(tp);
  6928. } else {
  6929. tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
  6930. tg3_get_eeprom_size(tp);
  6931. }
  6932. }
  6933. static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
  6934. u32 offset, u32 *val)
  6935. {
  6936. u32 tmp;
  6937. int i;
  6938. if (offset > EEPROM_ADDR_ADDR_MASK ||
  6939. (offset % 4) != 0)
  6940. return -EINVAL;
  6941. tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
  6942. EEPROM_ADDR_DEVID_MASK |
  6943. EEPROM_ADDR_READ);
  6944. tw32(GRC_EEPROM_ADDR,
  6945. tmp |
  6946. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  6947. ((offset << EEPROM_ADDR_ADDR_SHIFT) &
  6948. EEPROM_ADDR_ADDR_MASK) |
  6949. EEPROM_ADDR_READ | EEPROM_ADDR_START);
  6950. for (i = 0; i < 10000; i++) {
  6951. tmp = tr32(GRC_EEPROM_ADDR);
  6952. if (tmp & EEPROM_ADDR_COMPLETE)
  6953. break;
  6954. udelay(100);
  6955. }
  6956. if (!(tmp & EEPROM_ADDR_COMPLETE))
  6957. return -EBUSY;
  6958. *val = tr32(GRC_EEPROM_DATA);
  6959. return 0;
  6960. }
  6961. #define NVRAM_CMD_TIMEOUT 10000
  6962. static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
  6963. {
  6964. int i;
  6965. tw32(NVRAM_CMD, nvram_cmd);
  6966. for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
  6967. udelay(10);
  6968. if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
  6969. udelay(10);
  6970. break;
  6971. }
  6972. }
  6973. if (i == NVRAM_CMD_TIMEOUT) {
  6974. return -EBUSY;
  6975. }
  6976. return 0;
  6977. }
  6978. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
  6979. {
  6980. int ret;
  6981. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  6982. printk(KERN_ERR PFX "Attempt to do nvram_read on Sun 570X\n");
  6983. return -EINVAL;
  6984. }
  6985. if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
  6986. return tg3_nvram_read_using_eeprom(tp, offset, val);
  6987. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
  6988. (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  6989. (tp->nvram_jedecnum == JEDEC_ATMEL)) {
  6990. offset = ((offset / tp->nvram_pagesize) <<
  6991. ATMEL_AT45DB0X1B_PAGE_POS) +
  6992. (offset % tp->nvram_pagesize);
  6993. }
  6994. if (offset > NVRAM_ADDR_MSK)
  6995. return -EINVAL;
  6996. tg3_nvram_lock(tp);
  6997. tg3_enable_nvram_access(tp);
  6998. tw32(NVRAM_ADDR, offset);
  6999. ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
  7000. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
  7001. if (ret == 0)
  7002. *val = swab32(tr32(NVRAM_RDDATA));
  7003. tg3_nvram_unlock(tp);
  7004. tg3_disable_nvram_access(tp);
  7005. return ret;
  7006. }
  7007. static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
  7008. u32 offset, u32 len, u8 *buf)
  7009. {
  7010. int i, j, rc = 0;
  7011. u32 val;
  7012. for (i = 0; i < len; i += 4) {
  7013. u32 addr, data;
  7014. addr = offset + i;
  7015. memcpy(&data, buf + i, 4);
  7016. tw32(GRC_EEPROM_DATA, cpu_to_le32(data));
  7017. val = tr32(GRC_EEPROM_ADDR);
  7018. tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
  7019. val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK |
  7020. EEPROM_ADDR_READ);
  7021. tw32(GRC_EEPROM_ADDR, val |
  7022. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  7023. (addr & EEPROM_ADDR_ADDR_MASK) |
  7024. EEPROM_ADDR_START |
  7025. EEPROM_ADDR_WRITE);
  7026. for (j = 0; j < 10000; j++) {
  7027. val = tr32(GRC_EEPROM_ADDR);
  7028. if (val & EEPROM_ADDR_COMPLETE)
  7029. break;
  7030. udelay(100);
  7031. }
  7032. if (!(val & EEPROM_ADDR_COMPLETE)) {
  7033. rc = -EBUSY;
  7034. break;
  7035. }
  7036. }
  7037. return rc;
  7038. }
  7039. /* offset and length are dword aligned */
  7040. static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
  7041. u8 *buf)
  7042. {
  7043. int ret = 0;
  7044. u32 pagesize = tp->nvram_pagesize;
  7045. u32 pagemask = pagesize - 1;
  7046. u32 nvram_cmd;
  7047. u8 *tmp;
  7048. tmp = kmalloc(pagesize, GFP_KERNEL);
  7049. if (tmp == NULL)
  7050. return -ENOMEM;
  7051. while (len) {
  7052. int j;
  7053. u32 phy_addr, page_off, size;
  7054. phy_addr = offset & ~pagemask;
  7055. for (j = 0; j < pagesize; j += 4) {
  7056. if ((ret = tg3_nvram_read(tp, phy_addr + j,
  7057. (u32 *) (tmp + j))))
  7058. break;
  7059. }
  7060. if (ret)
  7061. break;
  7062. page_off = offset & pagemask;
  7063. size = pagesize;
  7064. if (len < size)
  7065. size = len;
  7066. len -= size;
  7067. memcpy(tmp + page_off, buf, size);
  7068. offset = offset + (pagesize - page_off);
  7069. tg3_enable_nvram_access(tp);
  7070. /*
  7071. * Before we can erase the flash page, we need
  7072. * to issue a special "write enable" command.
  7073. */
  7074. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7075. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7076. break;
  7077. /* Erase the target page */
  7078. tw32(NVRAM_ADDR, phy_addr);
  7079. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
  7080. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
  7081. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7082. break;
  7083. /* Issue another write enable to start the write. */
  7084. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7085. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7086. break;
  7087. for (j = 0; j < pagesize; j += 4) {
  7088. u32 data;
  7089. data = *((u32 *) (tmp + j));
  7090. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  7091. tw32(NVRAM_ADDR, phy_addr + j);
  7092. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE |
  7093. NVRAM_CMD_WR;
  7094. if (j == 0)
  7095. nvram_cmd |= NVRAM_CMD_FIRST;
  7096. else if (j == (pagesize - 4))
  7097. nvram_cmd |= NVRAM_CMD_LAST;
  7098. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  7099. break;
  7100. }
  7101. if (ret)
  7102. break;
  7103. }
  7104. nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7105. tg3_nvram_exec_cmd(tp, nvram_cmd);
  7106. kfree(tmp);
  7107. return ret;
  7108. }
  7109. /* offset and length are dword aligned */
  7110. static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
  7111. u8 *buf)
  7112. {
  7113. int i, ret = 0;
  7114. for (i = 0; i < len; i += 4, offset += 4) {
  7115. u32 data, page_off, phy_addr, nvram_cmd;
  7116. memcpy(&data, buf + i, 4);
  7117. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  7118. page_off = offset % tp->nvram_pagesize;
  7119. if ((tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  7120. (tp->nvram_jedecnum == JEDEC_ATMEL)) {
  7121. phy_addr = ((offset / tp->nvram_pagesize) <<
  7122. ATMEL_AT45DB0X1B_PAGE_POS) + page_off;
  7123. }
  7124. else {
  7125. phy_addr = offset;
  7126. }
  7127. tw32(NVRAM_ADDR, phy_addr);
  7128. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
  7129. if ((page_off == 0) || (i == 0))
  7130. nvram_cmd |= NVRAM_CMD_FIRST;
  7131. else if (page_off == (tp->nvram_pagesize - 4))
  7132. nvram_cmd |= NVRAM_CMD_LAST;
  7133. if (i == (len - 4))
  7134. nvram_cmd |= NVRAM_CMD_LAST;
  7135. if ((tp->nvram_jedecnum == JEDEC_ST) &&
  7136. (nvram_cmd & NVRAM_CMD_FIRST)) {
  7137. if ((ret = tg3_nvram_exec_cmd(tp,
  7138. NVRAM_CMD_WREN | NVRAM_CMD_GO |
  7139. NVRAM_CMD_DONE)))
  7140. break;
  7141. }
  7142. if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  7143. /* We always do complete word writes to eeprom. */
  7144. nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);
  7145. }
  7146. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  7147. break;
  7148. }
  7149. return ret;
  7150. }
  7151. /* offset and length are dword aligned */
  7152. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
  7153. {
  7154. int ret;
  7155. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7156. printk(KERN_ERR PFX "Attempt to do nvram_write on Sun 570X\n");
  7157. return -EINVAL;
  7158. }
  7159. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  7160. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
  7161. ~GRC_LCLCTRL_GPIO_OUTPUT1);
  7162. udelay(40);
  7163. }
  7164. if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) {
  7165. ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf);
  7166. }
  7167. else {
  7168. u32 grc_mode;
  7169. tg3_nvram_lock(tp);
  7170. tg3_enable_nvram_access(tp);
  7171. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  7172. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM))
  7173. tw32(NVRAM_WRITE1, 0x406);
  7174. grc_mode = tr32(GRC_MODE);
  7175. tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE);
  7176. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) ||
  7177. !(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  7178. ret = tg3_nvram_write_block_buffered(tp, offset, len,
  7179. buf);
  7180. }
  7181. else {
  7182. ret = tg3_nvram_write_block_unbuffered(tp, offset, len,
  7183. buf);
  7184. }
  7185. grc_mode = tr32(GRC_MODE);
  7186. tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE);
  7187. tg3_disable_nvram_access(tp);
  7188. tg3_nvram_unlock(tp);
  7189. }
  7190. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  7191. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  7192. udelay(40);
  7193. }
  7194. return ret;
  7195. }
  7196. struct subsys_tbl_ent {
  7197. u16 subsys_vendor, subsys_devid;
  7198. u32 phy_id;
  7199. };
  7200. static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
  7201. /* Broadcom boards. */
  7202. { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
  7203. { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
  7204. { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
  7205. { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 }, /* BCM95700A9 */
  7206. { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
  7207. { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
  7208. { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 }, /* BCM95701A7 */
  7209. { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
  7210. { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
  7211. { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */
  7212. { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */
  7213. /* 3com boards. */
  7214. { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
  7215. { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
  7216. { PCI_VENDOR_ID_3COM, 0x1004, 0 }, /* 3C996SX */
  7217. { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
  7218. { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */
  7219. /* DELL boards. */
  7220. { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
  7221. { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
  7222. { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
  7223. { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
  7224. /* Compaq boards. */
  7225. { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
  7226. { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
  7227. { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 }, /* CHANGELING */
  7228. { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
  7229. { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */
  7230. /* IBM boards. */
  7231. { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */
  7232. };
  7233. static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp)
  7234. {
  7235. int i;
  7236. for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) {
  7237. if ((subsys_id_to_phy_id[i].subsys_vendor ==
  7238. tp->pdev->subsystem_vendor) &&
  7239. (subsys_id_to_phy_id[i].subsys_devid ==
  7240. tp->pdev->subsystem_device))
  7241. return &subsys_id_to_phy_id[i];
  7242. }
  7243. return NULL;
  7244. }
  7245. /* Since this function may be called in D3-hot power state during
  7246. * tg3_init_one(), only config cycles are allowed.
  7247. */
  7248. static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
  7249. {
  7250. u32 val;
  7251. /* Make sure register accesses (indirect or otherwise)
  7252. * will function correctly.
  7253. */
  7254. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7255. tp->misc_host_ctrl);
  7256. tp->phy_id = PHY_ID_INVALID;
  7257. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7258. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  7259. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  7260. u32 nic_cfg, led_cfg;
  7261. u32 nic_phy_id, ver, cfg2 = 0, eeprom_phy_id;
  7262. int eeprom_phy_serdes = 0;
  7263. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  7264. tp->nic_sram_data_cfg = nic_cfg;
  7265. tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver);
  7266. ver >>= NIC_SRAM_DATA_VER_SHIFT;
  7267. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  7268. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  7269. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) &&
  7270. (ver > 0) && (ver < 0x100))
  7271. tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2);
  7272. if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
  7273. NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER)
  7274. eeprom_phy_serdes = 1;
  7275. tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
  7276. if (nic_phy_id != 0) {
  7277. u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
  7278. u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;
  7279. eeprom_phy_id = (id1 >> 16) << 10;
  7280. eeprom_phy_id |= (id2 & 0xfc00) << 16;
  7281. eeprom_phy_id |= (id2 & 0x03ff) << 0;
  7282. } else
  7283. eeprom_phy_id = 0;
  7284. tp->phy_id = eeprom_phy_id;
  7285. if (eeprom_phy_serdes)
  7286. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7287. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7288. led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK |
  7289. SHASTA_EXT_LED_MODE_MASK);
  7290. else
  7291. led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK;
  7292. switch (led_cfg) {
  7293. default:
  7294. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1:
  7295. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7296. break;
  7297. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2:
  7298. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  7299. break;
  7300. case NIC_SRAM_DATA_CFG_LED_MODE_MAC:
  7301. tp->led_ctrl = LED_CTRL_MODE_MAC;
  7302. /* Default to PHY_1_MODE if 0 (MAC_MODE) is
  7303. * read on some older 5700/5701 bootcode.
  7304. */
  7305. if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
  7306. ASIC_REV_5700 ||
  7307. GET_ASIC_REV(tp->pci_chip_rev_id) ==
  7308. ASIC_REV_5701)
  7309. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7310. break;
  7311. case SHASTA_EXT_LED_SHARED:
  7312. tp->led_ctrl = LED_CTRL_MODE_SHARED;
  7313. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
  7314. tp->pci_chip_rev_id != CHIPREV_ID_5750_A1)
  7315. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  7316. LED_CTRL_MODE_PHY_2);
  7317. break;
  7318. case SHASTA_EXT_LED_MAC:
  7319. tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC;
  7320. break;
  7321. case SHASTA_EXT_LED_COMBO:
  7322. tp->led_ctrl = LED_CTRL_MODE_COMBO;
  7323. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)
  7324. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  7325. LED_CTRL_MODE_PHY_2);
  7326. break;
  7327. };
  7328. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  7329. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) &&
  7330. tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
  7331. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  7332. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  7333. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  7334. (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP))
  7335. tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
  7336. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  7337. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  7338. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7339. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  7340. }
  7341. if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)
  7342. tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP;
  7343. if (cfg2 & (1 << 17))
  7344. tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING;
  7345. /* serdes signal pre-emphasis in register 0x590 set by */
  7346. /* bootcode if bit 18 is set */
  7347. if (cfg2 & (1 << 18))
  7348. tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS;
  7349. }
  7350. }
  7351. static int __devinit tg3_phy_probe(struct tg3 *tp)
  7352. {
  7353. u32 hw_phy_id_1, hw_phy_id_2;
  7354. u32 hw_phy_id, hw_phy_id_masked;
  7355. int err;
  7356. /* Reading the PHY ID register can conflict with ASF
  7357. * firwmare access to the PHY hardware.
  7358. */
  7359. err = 0;
  7360. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  7361. hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID;
  7362. } else {
  7363. /* Now read the physical PHY_ID from the chip and verify
  7364. * that it is sane. If it doesn't look good, we fall back
  7365. * to either the hard-coded table based PHY_ID and failing
  7366. * that the value found in the eeprom area.
  7367. */
  7368. err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
  7369. err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);
  7370. hw_phy_id = (hw_phy_id_1 & 0xffff) << 10;
  7371. hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
  7372. hw_phy_id |= (hw_phy_id_2 & 0x03ff) << 0;
  7373. hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;
  7374. }
  7375. if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
  7376. tp->phy_id = hw_phy_id;
  7377. if (hw_phy_id_masked == PHY_ID_BCM8002)
  7378. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7379. } else {
  7380. if (tp->phy_id != PHY_ID_INVALID) {
  7381. /* Do nothing, phy ID already set up in
  7382. * tg3_get_eeprom_hw_cfg().
  7383. */
  7384. } else {
  7385. struct subsys_tbl_ent *p;
  7386. /* No eeprom signature? Try the hardcoded
  7387. * subsys device table.
  7388. */
  7389. p = lookup_by_subsys(tp);
  7390. if (!p)
  7391. return -ENODEV;
  7392. tp->phy_id = p->phy_id;
  7393. if (!tp->phy_id ||
  7394. tp->phy_id == PHY_ID_BCM8002)
  7395. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7396. }
  7397. }
  7398. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
  7399. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
  7400. u32 bmsr, adv_reg, tg3_ctrl;
  7401. tg3_readphy(tp, MII_BMSR, &bmsr);
  7402. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  7403. (bmsr & BMSR_LSTATUS))
  7404. goto skip_phy_reset;
  7405. err = tg3_phy_reset(tp);
  7406. if (err)
  7407. return err;
  7408. adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  7409. ADVERTISE_100HALF | ADVERTISE_100FULL |
  7410. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  7411. tg3_ctrl = 0;
  7412. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  7413. tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
  7414. MII_TG3_CTRL_ADV_1000_FULL);
  7415. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  7416. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  7417. tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER |
  7418. MII_TG3_CTRL_ENABLE_AS_MASTER);
  7419. }
  7420. if (!tg3_copper_is_advertising_all(tp)) {
  7421. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  7422. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  7423. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  7424. tg3_writephy(tp, MII_BMCR,
  7425. BMCR_ANENABLE | BMCR_ANRESTART);
  7426. }
  7427. tg3_phy_set_wirespeed(tp);
  7428. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  7429. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  7430. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  7431. }
  7432. skip_phy_reset:
  7433. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  7434. err = tg3_init_5401phy_dsp(tp);
  7435. if (err)
  7436. return err;
  7437. }
  7438. if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
  7439. err = tg3_init_5401phy_dsp(tp);
  7440. }
  7441. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  7442. tp->link_config.advertising =
  7443. (ADVERTISED_1000baseT_Half |
  7444. ADVERTISED_1000baseT_Full |
  7445. ADVERTISED_Autoneg |
  7446. ADVERTISED_FIBRE);
  7447. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  7448. tp->link_config.advertising &=
  7449. ~(ADVERTISED_1000baseT_Half |
  7450. ADVERTISED_1000baseT_Full);
  7451. return err;
  7452. }
  7453. static void __devinit tg3_read_partno(struct tg3 *tp)
  7454. {
  7455. unsigned char vpd_data[256];
  7456. int i;
  7457. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7458. /* Sun decided not to put the necessary bits in the
  7459. * NVRAM of their onboard tg3 parts :(
  7460. */
  7461. strcpy(tp->board_part_number, "Sun 570X");
  7462. return;
  7463. }
  7464. for (i = 0; i < 256; i += 4) {
  7465. u32 tmp;
  7466. if (tg3_nvram_read(tp, 0x100 + i, &tmp))
  7467. goto out_not_found;
  7468. vpd_data[i + 0] = ((tmp >> 0) & 0xff);
  7469. vpd_data[i + 1] = ((tmp >> 8) & 0xff);
  7470. vpd_data[i + 2] = ((tmp >> 16) & 0xff);
  7471. vpd_data[i + 3] = ((tmp >> 24) & 0xff);
  7472. }
  7473. /* Now parse and find the part number. */
  7474. for (i = 0; i < 256; ) {
  7475. unsigned char val = vpd_data[i];
  7476. int block_end;
  7477. if (val == 0x82 || val == 0x91) {
  7478. i = (i + 3 +
  7479. (vpd_data[i + 1] +
  7480. (vpd_data[i + 2] << 8)));
  7481. continue;
  7482. }
  7483. if (val != 0x90)
  7484. goto out_not_found;
  7485. block_end = (i + 3 +
  7486. (vpd_data[i + 1] +
  7487. (vpd_data[i + 2] << 8)));
  7488. i += 3;
  7489. while (i < block_end) {
  7490. if (vpd_data[i + 0] == 'P' &&
  7491. vpd_data[i + 1] == 'N') {
  7492. int partno_len = vpd_data[i + 2];
  7493. if (partno_len > 24)
  7494. goto out_not_found;
  7495. memcpy(tp->board_part_number,
  7496. &vpd_data[i + 3],
  7497. partno_len);
  7498. /* Success. */
  7499. return;
  7500. }
  7501. }
  7502. /* Part number not found. */
  7503. goto out_not_found;
  7504. }
  7505. out_not_found:
  7506. strcpy(tp->board_part_number, "none");
  7507. }
  7508. #ifdef CONFIG_SPARC64
  7509. static int __devinit tg3_is_sun_570X(struct tg3 *tp)
  7510. {
  7511. struct pci_dev *pdev = tp->pdev;
  7512. struct pcidev_cookie *pcp = pdev->sysdata;
  7513. if (pcp != NULL) {
  7514. int node = pcp->prom_node;
  7515. u32 venid;
  7516. int err;
  7517. err = prom_getproperty(node, "subsystem-vendor-id",
  7518. (char *) &venid, sizeof(venid));
  7519. if (err == 0 || err == -1)
  7520. return 0;
  7521. if (venid == PCI_VENDOR_ID_SUN)
  7522. return 1;
  7523. }
  7524. return 0;
  7525. }
  7526. #endif
  7527. static int __devinit tg3_get_invariants(struct tg3 *tp)
  7528. {
  7529. static struct pci_device_id write_reorder_chipsets[] = {
  7530. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7531. PCI_DEVICE_ID_INTEL_82801AA_8) },
  7532. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7533. PCI_DEVICE_ID_INTEL_82801AB_8) },
  7534. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7535. PCI_DEVICE_ID_INTEL_82801BA_11) },
  7536. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7537. PCI_DEVICE_ID_INTEL_82801BA_6) },
  7538. { PCI_DEVICE(PCI_VENDOR_ID_AMD,
  7539. PCI_DEVICE_ID_AMD_FE_GATE_700C) },
  7540. { },
  7541. };
  7542. u32 misc_ctrl_reg;
  7543. u32 cacheline_sz_reg;
  7544. u32 pci_state_reg, grc_misc_cfg;
  7545. u32 val;
  7546. u16 pci_cmd;
  7547. int err;
  7548. #ifdef CONFIG_SPARC64
  7549. if (tg3_is_sun_570X(tp))
  7550. tp->tg3_flags2 |= TG3_FLG2_SUN_570X;
  7551. #endif
  7552. /* If we have an AMD 762 or Intel ICH/ICH0/ICH2 chipset, write
  7553. * reordering to the mailbox registers done by the host
  7554. * controller can cause major troubles. We read back from
  7555. * every mailbox register write to force the writes to be
  7556. * posted to the chip in order.
  7557. */
  7558. if (pci_dev_present(write_reorder_chipsets))
  7559. tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
  7560. /* Force memory write invalidate off. If we leave it on,
  7561. * then on 5700_BX chips we have to enable a workaround.
  7562. * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary
  7563. * to match the cacheline size. The Broadcom driver have this
  7564. * workaround but turns MWI off all the times so never uses
  7565. * it. This seems to suggest that the workaround is insufficient.
  7566. */
  7567. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  7568. pci_cmd &= ~PCI_COMMAND_INVALIDATE;
  7569. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  7570. /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
  7571. * has the register indirect write enable bit set before
  7572. * we try to access any of the MMIO registers. It is also
  7573. * critical that the PCI-X hw workaround situation is decided
  7574. * before that as well.
  7575. */
  7576. pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7577. &misc_ctrl_reg);
  7578. tp->pci_chip_rev_id = (misc_ctrl_reg >>
  7579. MISC_HOST_CTRL_CHIPREV_SHIFT);
  7580. /* Wrong chip ID in 5752 A0. This code can be removed later
  7581. * as A0 is not in production.
  7582. */
  7583. if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
  7584. tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
  7585. /* Find msi capability. */
  7586. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7587. tp->msi_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_MSI);
  7588. /* Initialize misc host control in PCI block. */
  7589. tp->misc_host_ctrl |= (misc_ctrl_reg &
  7590. MISC_HOST_CTRL_CHIPREV);
  7591. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7592. tp->misc_host_ctrl);
  7593. pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  7594. &cacheline_sz_reg);
  7595. tp->pci_cacheline_sz = (cacheline_sz_reg >> 0) & 0xff;
  7596. tp->pci_lat_timer = (cacheline_sz_reg >> 8) & 0xff;
  7597. tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff;
  7598. tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff;
  7599. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
  7600. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
  7601. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7602. tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
  7603. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||
  7604. (tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
  7605. tp->tg3_flags2 |= TG3_FLG2_5705_PLUS;
  7606. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7607. tp->tg3_flags2 |= TG3_FLG2_HW_TSO;
  7608. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
  7609. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 &&
  7610. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752)
  7611. tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
  7612. if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0)
  7613. tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;
  7614. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  7615. tp->pci_lat_timer < 64) {
  7616. tp->pci_lat_timer = 64;
  7617. cacheline_sz_reg = ((tp->pci_cacheline_sz & 0xff) << 0);
  7618. cacheline_sz_reg |= ((tp->pci_lat_timer & 0xff) << 8);
  7619. cacheline_sz_reg |= ((tp->pci_hdr_type & 0xff) << 16);
  7620. cacheline_sz_reg |= ((tp->pci_bist & 0xff) << 24);
  7621. pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  7622. cacheline_sz_reg);
  7623. }
  7624. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  7625. &pci_state_reg);
  7626. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
  7627. tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
  7628. /* If this is a 5700 BX chipset, and we are in PCI-X
  7629. * mode, enable register write workaround.
  7630. *
  7631. * The workaround is to use indirect register accesses
  7632. * for all chip writes not to mailbox registers.
  7633. */
  7634. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) {
  7635. u32 pm_reg;
  7636. u16 pci_cmd;
  7637. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  7638. /* The chip can have it's power management PCI config
  7639. * space registers clobbered due to this bug.
  7640. * So explicitly force the chip into D0 here.
  7641. */
  7642. pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  7643. &pm_reg);
  7644. pm_reg &= ~PCI_PM_CTRL_STATE_MASK;
  7645. pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */;
  7646. pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  7647. pm_reg);
  7648. /* Also, force SERR#/PERR# in PCI command. */
  7649. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  7650. pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
  7651. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  7652. }
  7653. }
  7654. /* Back to back register writes can cause problems on this chip,
  7655. * the workaround is to read back all reg writes except those to
  7656. * mailbox regs. See tg3_write_indirect_reg32().
  7657. *
  7658. * PCI Express 5750_A0 rev chips need this workaround too.
  7659. */
  7660. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  7661. ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  7662. tp->pci_chip_rev_id == CHIPREV_ID_5750_A0))
  7663. tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG;
  7664. if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
  7665. tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
  7666. if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
  7667. tp->tg3_flags |= TG3_FLAG_PCI_32BIT;
  7668. /* Chip-specific fixup from Broadcom driver */
  7669. if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
  7670. (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
  7671. pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
  7672. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
  7673. }
  7674. /* Get eeprom hw config before calling tg3_set_power_state().
  7675. * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be
  7676. * determined before calling tg3_set_power_state() so that
  7677. * we know whether or not to switch out of Vaux power.
  7678. * When the flag is set, it means that GPIO1 is used for eeprom
  7679. * write protect and also implies that it is a LOM where GPIOs
  7680. * are not used to switch power.
  7681. */
  7682. tg3_get_eeprom_hw_cfg(tp);
  7683. /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
  7684. * GPIO1 driven high will bring 5700's external PHY out of reset.
  7685. * It is also used as eeprom write protect on LOMs.
  7686. */
  7687. tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
  7688. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  7689. (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
  7690. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  7691. GRC_LCLCTRL_GPIO_OUTPUT1);
  7692. /* Unused GPIO3 must be driven as output on 5752 because there
  7693. * are no pull-up resistors on unused GPIO pins.
  7694. */
  7695. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  7696. tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
  7697. /* Force the chip into D0. */
  7698. err = tg3_set_power_state(tp, 0);
  7699. if (err) {
  7700. printk(KERN_ERR PFX "(%s) transition to D0 failed\n",
  7701. pci_name(tp->pdev));
  7702. return err;
  7703. }
  7704. /* 5700 B0 chips do not support checksumming correctly due
  7705. * to hardware bugs.
  7706. */
  7707. if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
  7708. tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
  7709. /* Pseudo-header checksum is done by hardware logic and not
  7710. * the offload processers, so make the chip do the pseudo-
  7711. * header checksums on receive. For transmit it is more
  7712. * convenient to do the pseudo-header checksum in software
  7713. * as Linux does that on transmit for us in all cases.
  7714. */
  7715. tp->tg3_flags |= TG3_FLAG_NO_TX_PSEUDO_CSUM;
  7716. tp->tg3_flags &= ~TG3_FLAG_NO_RX_PSEUDO_CSUM;
  7717. /* Derive initial jumbo mode from MTU assigned in
  7718. * ether_setup() via the alloc_etherdev() call
  7719. */
  7720. if (tp->dev->mtu > ETH_DATA_LEN &&
  7721. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780)
  7722. tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
  7723. /* Determine WakeOnLan speed to use. */
  7724. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  7725. tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  7726. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 ||
  7727. tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) {
  7728. tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB);
  7729. } else {
  7730. tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
  7731. }
  7732. /* A few boards don't want Ethernet@WireSpeed phy feature */
  7733. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  7734. ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  7735. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
  7736. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)))
  7737. tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
  7738. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX ||
  7739. GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX)
  7740. tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG;
  7741. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
  7742. tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
  7743. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  7744. tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
  7745. tp->coalesce_mode = 0;
  7746. if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
  7747. GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX)
  7748. tp->coalesce_mode |= HOSTCC_MODE_32BYTE;
  7749. /* Initialize MAC MI mode, polling disabled. */
  7750. tw32_f(MAC_MI_MODE, tp->mi_mode);
  7751. udelay(80);
  7752. /* Initialize data/descriptor byte/word swapping. */
  7753. val = tr32(GRC_MODE);
  7754. val &= GRC_MODE_HOST_STACKUP;
  7755. tw32(GRC_MODE, val | tp->grc_mode);
  7756. tg3_switch_clocks(tp);
  7757. /* Clear this out for sanity. */
  7758. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  7759. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  7760. &pci_state_reg);
  7761. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
  7762. (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) {
  7763. u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl);
  7764. if (chiprevid == CHIPREV_ID_5701_A0 ||
  7765. chiprevid == CHIPREV_ID_5701_B0 ||
  7766. chiprevid == CHIPREV_ID_5701_B2 ||
  7767. chiprevid == CHIPREV_ID_5701_B5) {
  7768. void __iomem *sram_base;
  7769. /* Write some dummy words into the SRAM status block
  7770. * area, see if it reads back correctly. If the return
  7771. * value is bad, force enable the PCIX workaround.
  7772. */
  7773. sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK;
  7774. writel(0x00000000, sram_base);
  7775. writel(0x00000000, sram_base + 4);
  7776. writel(0xffffffff, sram_base + 4);
  7777. if (readl(sram_base) != 0x00000000)
  7778. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  7779. }
  7780. }
  7781. udelay(50);
  7782. tg3_nvram_init(tp);
  7783. grc_misc_cfg = tr32(GRC_MISC_CFG);
  7784. grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
  7785. /* Broadcom's driver says that CIOBE multisplit has a bug */
  7786. #if 0
  7787. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  7788. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
  7789. tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
  7790. tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
  7791. }
  7792. #endif
  7793. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  7794. (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
  7795. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
  7796. tp->tg3_flags2 |= TG3_FLG2_IS_5788;
  7797. if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  7798. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700))
  7799. tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS;
  7800. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
  7801. tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD |
  7802. HOSTCC_MODE_CLRTICK_TXBD);
  7803. tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS;
  7804. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7805. tp->misc_host_ctrl);
  7806. }
  7807. /* these are limited to 10/100 only */
  7808. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  7809. (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
  7810. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  7811. tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  7812. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 ||
  7813. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 ||
  7814. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) ||
  7815. (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  7816. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F ||
  7817. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F)))
  7818. tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
  7819. err = tg3_phy_probe(tp);
  7820. if (err) {
  7821. printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n",
  7822. pci_name(tp->pdev), err);
  7823. /* ... but do not return immediately ... */
  7824. }
  7825. tg3_read_partno(tp);
  7826. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  7827. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  7828. } else {
  7829. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  7830. tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT;
  7831. else
  7832. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  7833. }
  7834. /* 5700 {AX,BX} chips have a broken status block link
  7835. * change bit implementation, so we must use the
  7836. * status register in those cases.
  7837. */
  7838. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  7839. tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG;
  7840. else
  7841. tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG;
  7842. /* The led_ctrl is set during tg3_phy_probe, here we might
  7843. * have to force the link status polling mechanism based
  7844. * upon subsystem IDs.
  7845. */
  7846. if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
  7847. !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  7848. tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT |
  7849. TG3_FLAG_USE_LINKCHG_REG);
  7850. }
  7851. /* For all SERDES we poll the MAC status register. */
  7852. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  7853. tp->tg3_flags |= TG3_FLAG_POLL_SERDES;
  7854. else
  7855. tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES;
  7856. /* 5700 BX chips need to have their TX producer index mailboxes
  7857. * written twice to workaround a bug.
  7858. */
  7859. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX)
  7860. tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG;
  7861. else
  7862. tp->tg3_flags &= ~TG3_FLAG_TXD_MBOX_HWBUG;
  7863. /* It seems all chips can get confused if TX buffers
  7864. * straddle the 4GB address boundary in some cases.
  7865. */
  7866. tp->dev->hard_start_xmit = tg3_start_xmit;
  7867. tp->rx_offset = 2;
  7868. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
  7869. (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0)
  7870. tp->rx_offset = 0;
  7871. /* By default, disable wake-on-lan. User can change this
  7872. * using ETHTOOL_SWOL.
  7873. */
  7874. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  7875. return err;
  7876. }
  7877. #ifdef CONFIG_SPARC64
  7878. static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
  7879. {
  7880. struct net_device *dev = tp->dev;
  7881. struct pci_dev *pdev = tp->pdev;
  7882. struct pcidev_cookie *pcp = pdev->sysdata;
  7883. if (pcp != NULL) {
  7884. int node = pcp->prom_node;
  7885. if (prom_getproplen(node, "local-mac-address") == 6) {
  7886. prom_getproperty(node, "local-mac-address",
  7887. dev->dev_addr, 6);
  7888. return 0;
  7889. }
  7890. }
  7891. return -ENODEV;
  7892. }
  7893. static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp)
  7894. {
  7895. struct net_device *dev = tp->dev;
  7896. memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
  7897. return 0;
  7898. }
  7899. #endif
  7900. static int __devinit tg3_get_device_address(struct tg3 *tp)
  7901. {
  7902. struct net_device *dev = tp->dev;
  7903. u32 hi, lo, mac_offset;
  7904. #ifdef CONFIG_SPARC64
  7905. if (!tg3_get_macaddr_sparc(tp))
  7906. return 0;
  7907. #endif
  7908. mac_offset = 0x7c;
  7909. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  7910. !(tp->tg3_flags & TG3_FLG2_SUN_570X)) ||
  7911. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  7912. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  7913. mac_offset = 0xcc;
  7914. if (tg3_nvram_lock(tp))
  7915. tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
  7916. else
  7917. tg3_nvram_unlock(tp);
  7918. }
  7919. /* First try to get it from MAC address mailbox. */
  7920. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
  7921. if ((hi >> 16) == 0x484b) {
  7922. dev->dev_addr[0] = (hi >> 8) & 0xff;
  7923. dev->dev_addr[1] = (hi >> 0) & 0xff;
  7924. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
  7925. dev->dev_addr[2] = (lo >> 24) & 0xff;
  7926. dev->dev_addr[3] = (lo >> 16) & 0xff;
  7927. dev->dev_addr[4] = (lo >> 8) & 0xff;
  7928. dev->dev_addr[5] = (lo >> 0) & 0xff;
  7929. }
  7930. /* Next, try NVRAM. */
  7931. else if (!(tp->tg3_flags & TG3_FLG2_SUN_570X) &&
  7932. !tg3_nvram_read(tp, mac_offset + 0, &hi) &&
  7933. !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
  7934. dev->dev_addr[0] = ((hi >> 16) & 0xff);
  7935. dev->dev_addr[1] = ((hi >> 24) & 0xff);
  7936. dev->dev_addr[2] = ((lo >> 0) & 0xff);
  7937. dev->dev_addr[3] = ((lo >> 8) & 0xff);
  7938. dev->dev_addr[4] = ((lo >> 16) & 0xff);
  7939. dev->dev_addr[5] = ((lo >> 24) & 0xff);
  7940. }
  7941. /* Finally just fetch it out of the MAC control regs. */
  7942. else {
  7943. hi = tr32(MAC_ADDR_0_HIGH);
  7944. lo = tr32(MAC_ADDR_0_LOW);
  7945. dev->dev_addr[5] = lo & 0xff;
  7946. dev->dev_addr[4] = (lo >> 8) & 0xff;
  7947. dev->dev_addr[3] = (lo >> 16) & 0xff;
  7948. dev->dev_addr[2] = (lo >> 24) & 0xff;
  7949. dev->dev_addr[1] = hi & 0xff;
  7950. dev->dev_addr[0] = (hi >> 8) & 0xff;
  7951. }
  7952. if (!is_valid_ether_addr(&dev->dev_addr[0])) {
  7953. #ifdef CONFIG_SPARC64
  7954. if (!tg3_get_default_macaddr_sparc(tp))
  7955. return 0;
  7956. #endif
  7957. return -EINVAL;
  7958. }
  7959. return 0;
  7960. }
  7961. #define BOUNDARY_SINGLE_CACHELINE 1
  7962. #define BOUNDARY_MULTI_CACHELINE 2
  7963. static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
  7964. {
  7965. int cacheline_size;
  7966. u8 byte;
  7967. int goal;
  7968. pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte);
  7969. if (byte == 0)
  7970. cacheline_size = 1024;
  7971. else
  7972. cacheline_size = (int) byte * 4;
  7973. /* On 5703 and later chips, the boundary bits have no
  7974. * effect.
  7975. */
  7976. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  7977. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 &&
  7978. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  7979. goto out;
  7980. #if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC)
  7981. goal = BOUNDARY_MULTI_CACHELINE;
  7982. #else
  7983. #if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA)
  7984. goal = BOUNDARY_SINGLE_CACHELINE;
  7985. #else
  7986. goal = 0;
  7987. #endif
  7988. #endif
  7989. if (!goal)
  7990. goto out;
  7991. /* PCI controllers on most RISC systems tend to disconnect
  7992. * when a device tries to burst across a cache-line boundary.
  7993. * Therefore, letting tg3 do so just wastes PCI bandwidth.
  7994. *
  7995. * Unfortunately, for PCI-E there are only limited
  7996. * write-side controls for this, and thus for reads
  7997. * we will still get the disconnects. We'll also waste
  7998. * these PCI cycles for both read and write for chips
  7999. * other than 5700 and 5701 which do not implement the
  8000. * boundary bits.
  8001. */
  8002. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
  8003. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  8004. switch (cacheline_size) {
  8005. case 16:
  8006. case 32:
  8007. case 64:
  8008. case 128:
  8009. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8010. val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX |
  8011. DMA_RWCTRL_WRITE_BNDRY_128_PCIX);
  8012. } else {
  8013. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  8014. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  8015. }
  8016. break;
  8017. case 256:
  8018. val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX |
  8019. DMA_RWCTRL_WRITE_BNDRY_256_PCIX);
  8020. break;
  8021. default:
  8022. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  8023. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  8024. break;
  8025. };
  8026. } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  8027. switch (cacheline_size) {
  8028. case 16:
  8029. case 32:
  8030. case 64:
  8031. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8032. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  8033. val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE;
  8034. break;
  8035. }
  8036. /* fallthrough */
  8037. case 128:
  8038. default:
  8039. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  8040. val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE;
  8041. break;
  8042. };
  8043. } else {
  8044. switch (cacheline_size) {
  8045. case 16:
  8046. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8047. val |= (DMA_RWCTRL_READ_BNDRY_16 |
  8048. DMA_RWCTRL_WRITE_BNDRY_16);
  8049. break;
  8050. }
  8051. /* fallthrough */
  8052. case 32:
  8053. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8054. val |= (DMA_RWCTRL_READ_BNDRY_32 |
  8055. DMA_RWCTRL_WRITE_BNDRY_32);
  8056. break;
  8057. }
  8058. /* fallthrough */
  8059. case 64:
  8060. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8061. val |= (DMA_RWCTRL_READ_BNDRY_64 |
  8062. DMA_RWCTRL_WRITE_BNDRY_64);
  8063. break;
  8064. }
  8065. /* fallthrough */
  8066. case 128:
  8067. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8068. val |= (DMA_RWCTRL_READ_BNDRY_128 |
  8069. DMA_RWCTRL_WRITE_BNDRY_128);
  8070. break;
  8071. }
  8072. /* fallthrough */
  8073. case 256:
  8074. val |= (DMA_RWCTRL_READ_BNDRY_256 |
  8075. DMA_RWCTRL_WRITE_BNDRY_256);
  8076. break;
  8077. case 512:
  8078. val |= (DMA_RWCTRL_READ_BNDRY_512 |
  8079. DMA_RWCTRL_WRITE_BNDRY_512);
  8080. break;
  8081. case 1024:
  8082. default:
  8083. val |= (DMA_RWCTRL_READ_BNDRY_1024 |
  8084. DMA_RWCTRL_WRITE_BNDRY_1024);
  8085. break;
  8086. };
  8087. }
  8088. out:
  8089. return val;
  8090. }
  8091. static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device)
  8092. {
  8093. struct tg3_internal_buffer_desc test_desc;
  8094. u32 sram_dma_descs;
  8095. int i, ret;
  8096. sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE;
  8097. tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0);
  8098. tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0);
  8099. tw32(RDMAC_STATUS, 0);
  8100. tw32(WDMAC_STATUS, 0);
  8101. tw32(BUFMGR_MODE, 0);
  8102. tw32(FTQ_RESET, 0);
  8103. test_desc.addr_hi = ((u64) buf_dma) >> 32;
  8104. test_desc.addr_lo = buf_dma & 0xffffffff;
  8105. test_desc.nic_mbuf = 0x00002100;
  8106. test_desc.len = size;
  8107. /*
  8108. * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz
  8109. * the *second* time the tg3 driver was getting loaded after an
  8110. * initial scan.
  8111. *
  8112. * Broadcom tells me:
  8113. * ...the DMA engine is connected to the GRC block and a DMA
  8114. * reset may affect the GRC block in some unpredictable way...
  8115. * The behavior of resets to individual blocks has not been tested.
  8116. *
  8117. * Broadcom noted the GRC reset will also reset all sub-components.
  8118. */
  8119. if (to_device) {
  8120. test_desc.cqid_sqid = (13 << 8) | 2;
  8121. tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE);
  8122. udelay(40);
  8123. } else {
  8124. test_desc.cqid_sqid = (16 << 8) | 7;
  8125. tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE);
  8126. udelay(40);
  8127. }
  8128. test_desc.flags = 0x00000005;
  8129. for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) {
  8130. u32 val;
  8131. val = *(((u32 *)&test_desc) + i);
  8132. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR,
  8133. sram_dma_descs + (i * sizeof(u32)));
  8134. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  8135. }
  8136. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  8137. if (to_device) {
  8138. tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs);
  8139. } else {
  8140. tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs);
  8141. }
  8142. ret = -ENODEV;
  8143. for (i = 0; i < 40; i++) {
  8144. u32 val;
  8145. if (to_device)
  8146. val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ);
  8147. else
  8148. val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ);
  8149. if ((val & 0xffff) == sram_dma_descs) {
  8150. ret = 0;
  8151. break;
  8152. }
  8153. udelay(100);
  8154. }
  8155. return ret;
  8156. }
  8157. #define TEST_BUFFER_SIZE 0x2000
  8158. static int __devinit tg3_test_dma(struct tg3 *tp)
  8159. {
  8160. dma_addr_t buf_dma;
  8161. u32 *buf, saved_dma_rwctrl;
  8162. int ret;
  8163. buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma);
  8164. if (!buf) {
  8165. ret = -ENOMEM;
  8166. goto out_nofree;
  8167. }
  8168. tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
  8169. (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT));
  8170. tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
  8171. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  8172. /* DMA read watermark not used on PCIE */
  8173. tp->dma_rwctrl |= 0x00180000;
  8174. } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  8175. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
  8176. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
  8177. tp->dma_rwctrl |= 0x003f0000;
  8178. else
  8179. tp->dma_rwctrl |= 0x003f000f;
  8180. } else {
  8181. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  8182. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  8183. u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f);
  8184. if (ccval == 0x6 || ccval == 0x7)
  8185. tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
  8186. /* Set bit 23 to enable PCIX hw bug fix */
  8187. tp->dma_rwctrl |= 0x009f0000;
  8188. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  8189. /* 5780 always in PCIX mode */
  8190. tp->dma_rwctrl |= 0x00144000;
  8191. } else {
  8192. tp->dma_rwctrl |= 0x001b000f;
  8193. }
  8194. }
  8195. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  8196. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  8197. tp->dma_rwctrl &= 0xfffffff0;
  8198. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8199. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  8200. /* Remove this if it causes problems for some boards. */
  8201. tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT;
  8202. /* On 5700/5701 chips, we need to set this bit.
  8203. * Otherwise the chip will issue cacheline transactions
  8204. * to streamable DMA memory with not all the byte
  8205. * enables turned on. This is an error on several
  8206. * RISC PCI controllers, in particular sparc64.
  8207. *
  8208. * On 5703/5704 chips, this bit has been reassigned
  8209. * a different meaning. In particular, it is used
  8210. * on those chips to enable a PCI-X workaround.
  8211. */
  8212. tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;
  8213. }
  8214. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8215. #if 0
  8216. /* Unneeded, already done by tg3_get_invariants. */
  8217. tg3_switch_clocks(tp);
  8218. #endif
  8219. ret = 0;
  8220. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  8221. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
  8222. goto out;
  8223. /* It is best to perform DMA test with maximum write burst size
  8224. * to expose the 5700/5701 write DMA bug.
  8225. */
  8226. saved_dma_rwctrl = tp->dma_rwctrl;
  8227. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8228. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8229. while (1) {
  8230. u32 *p = buf, i;
  8231. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++)
  8232. p[i] = i;
  8233. /* Send the buffer to the chip. */
  8234. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1);
  8235. if (ret) {
  8236. printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret);
  8237. break;
  8238. }
  8239. #if 0
  8240. /* validate data reached card RAM correctly. */
  8241. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  8242. u32 val;
  8243. tg3_read_mem(tp, 0x2100 + (i*4), &val);
  8244. if (le32_to_cpu(val) != p[i]) {
  8245. printk(KERN_ERR " tg3_test_dma() Card buffer corrupted on write! (%d != %d)\n", val, i);
  8246. /* ret = -ENODEV here? */
  8247. }
  8248. p[i] = 0;
  8249. }
  8250. #endif
  8251. /* Now read it back. */
  8252. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0);
  8253. if (ret) {
  8254. printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret);
  8255. break;
  8256. }
  8257. /* Verify it. */
  8258. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  8259. if (p[i] == i)
  8260. continue;
  8261. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  8262. DMA_RWCTRL_WRITE_BNDRY_16) {
  8263. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8264. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  8265. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8266. break;
  8267. } else {
  8268. printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i);
  8269. ret = -ENODEV;
  8270. goto out;
  8271. }
  8272. }
  8273. if (i == (TEST_BUFFER_SIZE / sizeof(u32))) {
  8274. /* Success. */
  8275. ret = 0;
  8276. break;
  8277. }
  8278. }
  8279. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  8280. DMA_RWCTRL_WRITE_BNDRY_16) {
  8281. static struct pci_device_id dma_wait_state_chipsets[] = {
  8282. { PCI_DEVICE(PCI_VENDOR_ID_APPLE,
  8283. PCI_DEVICE_ID_APPLE_UNI_N_PCI15) },
  8284. { },
  8285. };
  8286. /* DMA test passed without adjusting DMA boundary,
  8287. * now look for chipsets that are known to expose the
  8288. * DMA bug without failing the test.
  8289. */
  8290. if (pci_dev_present(dma_wait_state_chipsets)) {
  8291. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8292. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  8293. }
  8294. else
  8295. /* Safe to use the calculated DMA boundary. */
  8296. tp->dma_rwctrl = saved_dma_rwctrl;
  8297. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8298. }
  8299. out:
  8300. pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma);
  8301. out_nofree:
  8302. return ret;
  8303. }
  8304. static void __devinit tg3_init_link_config(struct tg3 *tp)
  8305. {
  8306. tp->link_config.advertising =
  8307. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  8308. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  8309. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  8310. ADVERTISED_Autoneg | ADVERTISED_MII);
  8311. tp->link_config.speed = SPEED_INVALID;
  8312. tp->link_config.duplex = DUPLEX_INVALID;
  8313. tp->link_config.autoneg = AUTONEG_ENABLE;
  8314. netif_carrier_off(tp->dev);
  8315. tp->link_config.active_speed = SPEED_INVALID;
  8316. tp->link_config.active_duplex = DUPLEX_INVALID;
  8317. tp->link_config.phy_is_low_power = 0;
  8318. tp->link_config.orig_speed = SPEED_INVALID;
  8319. tp->link_config.orig_duplex = DUPLEX_INVALID;
  8320. tp->link_config.orig_autoneg = AUTONEG_INVALID;
  8321. }
  8322. static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
  8323. {
  8324. tp->bufmgr_config.mbuf_read_dma_low_water =
  8325. DEFAULT_MB_RDMA_LOW_WATER;
  8326. tp->bufmgr_config.mbuf_mac_rx_low_water =
  8327. DEFAULT_MB_MACRX_LOW_WATER;
  8328. tp->bufmgr_config.mbuf_high_water =
  8329. DEFAULT_MB_HIGH_WATER;
  8330. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
  8331. DEFAULT_MB_RDMA_LOW_WATER_JUMBO;
  8332. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
  8333. DEFAULT_MB_MACRX_LOW_WATER_JUMBO;
  8334. tp->bufmgr_config.mbuf_high_water_jumbo =
  8335. DEFAULT_MB_HIGH_WATER_JUMBO;
  8336. tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER;
  8337. tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER;
  8338. }
  8339. static char * __devinit tg3_phy_string(struct tg3 *tp)
  8340. {
  8341. switch (tp->phy_id & PHY_ID_MASK) {
  8342. case PHY_ID_BCM5400: return "5400";
  8343. case PHY_ID_BCM5401: return "5401";
  8344. case PHY_ID_BCM5411: return "5411";
  8345. case PHY_ID_BCM5701: return "5701";
  8346. case PHY_ID_BCM5703: return "5703";
  8347. case PHY_ID_BCM5704: return "5704";
  8348. case PHY_ID_BCM5705: return "5705";
  8349. case PHY_ID_BCM5750: return "5750";
  8350. case PHY_ID_BCM5752: return "5752";
  8351. case PHY_ID_BCM5780: return "5780";
  8352. case PHY_ID_BCM8002: return "8002/serdes";
  8353. case 0: return "serdes";
  8354. default: return "unknown";
  8355. };
  8356. }
  8357. static struct pci_dev * __devinit tg3_find_5704_peer(struct tg3 *tp)
  8358. {
  8359. struct pci_dev *peer;
  8360. unsigned int func, devnr = tp->pdev->devfn & ~7;
  8361. for (func = 0; func < 8; func++) {
  8362. peer = pci_get_slot(tp->pdev->bus, devnr | func);
  8363. if (peer && peer != tp->pdev)
  8364. break;
  8365. pci_dev_put(peer);
  8366. }
  8367. if (!peer || peer == tp->pdev)
  8368. BUG();
  8369. /*
  8370. * We don't need to keep the refcount elevated; there's no way
  8371. * to remove one half of this device without removing the other
  8372. */
  8373. pci_dev_put(peer);
  8374. return peer;
  8375. }
  8376. static void __devinit tg3_init_coal(struct tg3 *tp)
  8377. {
  8378. struct ethtool_coalesce *ec = &tp->coal;
  8379. memset(ec, 0, sizeof(*ec));
  8380. ec->cmd = ETHTOOL_GCOALESCE;
  8381. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS;
  8382. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS;
  8383. ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES;
  8384. ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES;
  8385. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT;
  8386. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT;
  8387. ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT;
  8388. ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT;
  8389. ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS;
  8390. if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD |
  8391. HOSTCC_MODE_CLRTICK_TXBD)) {
  8392. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS;
  8393. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS;
  8394. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS;
  8395. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS;
  8396. }
  8397. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  8398. ec->rx_coalesce_usecs_irq = 0;
  8399. ec->tx_coalesce_usecs_irq = 0;
  8400. ec->stats_block_coalesce_usecs = 0;
  8401. }
  8402. }
  8403. static int __devinit tg3_init_one(struct pci_dev *pdev,
  8404. const struct pci_device_id *ent)
  8405. {
  8406. static int tg3_version_printed = 0;
  8407. unsigned long tg3reg_base, tg3reg_len;
  8408. struct net_device *dev;
  8409. struct tg3 *tp;
  8410. int i, err, pci_using_dac, pm_cap;
  8411. if (tg3_version_printed++ == 0)
  8412. printk(KERN_INFO "%s", version);
  8413. err = pci_enable_device(pdev);
  8414. if (err) {
  8415. printk(KERN_ERR PFX "Cannot enable PCI device, "
  8416. "aborting.\n");
  8417. return err;
  8418. }
  8419. if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
  8420. printk(KERN_ERR PFX "Cannot find proper PCI device "
  8421. "base address, aborting.\n");
  8422. err = -ENODEV;
  8423. goto err_out_disable_pdev;
  8424. }
  8425. err = pci_request_regions(pdev, DRV_MODULE_NAME);
  8426. if (err) {
  8427. printk(KERN_ERR PFX "Cannot obtain PCI resources, "
  8428. "aborting.\n");
  8429. goto err_out_disable_pdev;
  8430. }
  8431. pci_set_master(pdev);
  8432. /* Find power-management capability. */
  8433. pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
  8434. if (pm_cap == 0) {
  8435. printk(KERN_ERR PFX "Cannot find PowerManagement capability, "
  8436. "aborting.\n");
  8437. err = -EIO;
  8438. goto err_out_free_res;
  8439. }
  8440. /* Configure DMA attributes. */
  8441. err = pci_set_dma_mask(pdev, 0xffffffffffffffffULL);
  8442. if (!err) {
  8443. pci_using_dac = 1;
  8444. err = pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL);
  8445. if (err < 0) {
  8446. printk(KERN_ERR PFX "Unable to obtain 64 bit DMA "
  8447. "for consistent allocations\n");
  8448. goto err_out_free_res;
  8449. }
  8450. } else {
  8451. err = pci_set_dma_mask(pdev, 0xffffffffULL);
  8452. if (err) {
  8453. printk(KERN_ERR PFX "No usable DMA configuration, "
  8454. "aborting.\n");
  8455. goto err_out_free_res;
  8456. }
  8457. pci_using_dac = 0;
  8458. }
  8459. tg3reg_base = pci_resource_start(pdev, 0);
  8460. tg3reg_len = pci_resource_len(pdev, 0);
  8461. dev = alloc_etherdev(sizeof(*tp));
  8462. if (!dev) {
  8463. printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n");
  8464. err = -ENOMEM;
  8465. goto err_out_free_res;
  8466. }
  8467. SET_MODULE_OWNER(dev);
  8468. SET_NETDEV_DEV(dev, &pdev->dev);
  8469. if (pci_using_dac)
  8470. dev->features |= NETIF_F_HIGHDMA;
  8471. dev->features |= NETIF_F_LLTX;
  8472. #if TG3_VLAN_TAG_USED
  8473. dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
  8474. dev->vlan_rx_register = tg3_vlan_rx_register;
  8475. dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid;
  8476. #endif
  8477. tp = netdev_priv(dev);
  8478. tp->pdev = pdev;
  8479. tp->dev = dev;
  8480. tp->pm_cap = pm_cap;
  8481. tp->mac_mode = TG3_DEF_MAC_MODE;
  8482. tp->rx_mode = TG3_DEF_RX_MODE;
  8483. tp->tx_mode = TG3_DEF_TX_MODE;
  8484. tp->mi_mode = MAC_MI_MODE_BASE;
  8485. if (tg3_debug > 0)
  8486. tp->msg_enable = tg3_debug;
  8487. else
  8488. tp->msg_enable = TG3_DEF_MSG_ENABLE;
  8489. /* The word/byte swap controls here control register access byte
  8490. * swapping. DMA data byte swapping is controlled in the GRC_MODE
  8491. * setting below.
  8492. */
  8493. tp->misc_host_ctrl =
  8494. MISC_HOST_CTRL_MASK_PCI_INT |
  8495. MISC_HOST_CTRL_WORD_SWAP |
  8496. MISC_HOST_CTRL_INDIR_ACCESS |
  8497. MISC_HOST_CTRL_PCISTATE_RW;
  8498. /* The NONFRM (non-frame) byte/word swap controls take effect
  8499. * on descriptor entries, anything which isn't packet data.
  8500. *
  8501. * The StrongARM chips on the board (one for tx, one for rx)
  8502. * are running in big-endian mode.
  8503. */
  8504. tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
  8505. GRC_MODE_WSWAP_NONFRM_DATA);
  8506. #ifdef __BIG_ENDIAN
  8507. tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
  8508. #endif
  8509. spin_lock_init(&tp->lock);
  8510. spin_lock_init(&tp->tx_lock);
  8511. spin_lock_init(&tp->indirect_lock);
  8512. INIT_WORK(&tp->reset_task, tg3_reset_task, tp);
  8513. tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len);
  8514. if (tp->regs == 0UL) {
  8515. printk(KERN_ERR PFX "Cannot map device registers, "
  8516. "aborting.\n");
  8517. err = -ENOMEM;
  8518. goto err_out_free_dev;
  8519. }
  8520. tg3_init_link_config(tp);
  8521. tg3_init_bufmgr_config(tp);
  8522. tp->rx_pending = TG3_DEF_RX_RING_PENDING;
  8523. tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
  8524. tp->tx_pending = TG3_DEF_TX_RING_PENDING;
  8525. dev->open = tg3_open;
  8526. dev->stop = tg3_close;
  8527. dev->get_stats = tg3_get_stats;
  8528. dev->set_multicast_list = tg3_set_rx_mode;
  8529. dev->set_mac_address = tg3_set_mac_addr;
  8530. dev->do_ioctl = tg3_ioctl;
  8531. dev->tx_timeout = tg3_tx_timeout;
  8532. dev->poll = tg3_poll;
  8533. dev->ethtool_ops = &tg3_ethtool_ops;
  8534. dev->weight = 64;
  8535. dev->watchdog_timeo = TG3_TX_TIMEOUT;
  8536. dev->change_mtu = tg3_change_mtu;
  8537. dev->irq = pdev->irq;
  8538. #ifdef CONFIG_NET_POLL_CONTROLLER
  8539. dev->poll_controller = tg3_poll_controller;
  8540. #endif
  8541. err = tg3_get_invariants(tp);
  8542. if (err) {
  8543. printk(KERN_ERR PFX "Problem fetching invariants of chip, "
  8544. "aborting.\n");
  8545. goto err_out_iounmap;
  8546. }
  8547. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  8548. tp->bufmgr_config.mbuf_read_dma_low_water =
  8549. DEFAULT_MB_RDMA_LOW_WATER_5705;
  8550. tp->bufmgr_config.mbuf_mac_rx_low_water =
  8551. DEFAULT_MB_MACRX_LOW_WATER_5705;
  8552. tp->bufmgr_config.mbuf_high_water =
  8553. DEFAULT_MB_HIGH_WATER_5705;
  8554. }
  8555. #if TG3_TSO_SUPPORT != 0
  8556. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  8557. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  8558. }
  8559. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8560. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  8561. tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 ||
  8562. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
  8563. tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
  8564. } else {
  8565. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  8566. }
  8567. /* TSO is off by default, user can enable using ethtool. */
  8568. #if 0
  8569. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)
  8570. dev->features |= NETIF_F_TSO;
  8571. #endif
  8572. #endif
  8573. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
  8574. !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
  8575. !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) {
  8576. tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64;
  8577. tp->rx_pending = 63;
  8578. }
  8579. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  8580. tp->pdev_peer = tg3_find_5704_peer(tp);
  8581. err = tg3_get_device_address(tp);
  8582. if (err) {
  8583. printk(KERN_ERR PFX "Could not obtain valid ethernet address, "
  8584. "aborting.\n");
  8585. goto err_out_iounmap;
  8586. }
  8587. /*
  8588. * Reset chip in case UNDI or EFI driver did not shutdown
  8589. * DMA self test will enable WDMAC and we'll see (spurious)
  8590. * pending DMA on the PCI bus at that point.
  8591. */
  8592. if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) ||
  8593. (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  8594. pci_save_state(tp->pdev);
  8595. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  8596. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  8597. }
  8598. err = tg3_test_dma(tp);
  8599. if (err) {
  8600. printk(KERN_ERR PFX "DMA engine test failed, aborting.\n");
  8601. goto err_out_iounmap;
  8602. }
  8603. /* Tigon3 can do ipv4 only... and some chips have buggy
  8604. * checksumming.
  8605. */
  8606. if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
  8607. dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
  8608. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  8609. } else
  8610. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  8611. if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
  8612. dev->features &= ~NETIF_F_HIGHDMA;
  8613. /* flow control autonegotiation is default behavior */
  8614. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  8615. tg3_init_coal(tp);
  8616. err = register_netdev(dev);
  8617. if (err) {
  8618. printk(KERN_ERR PFX "Cannot register net device, "
  8619. "aborting.\n");
  8620. goto err_out_iounmap;
  8621. }
  8622. pci_set_drvdata(pdev, dev);
  8623. /* Now that we have fully setup the chip, save away a snapshot
  8624. * of the PCI config space. We need to restore this after
  8625. * GRC_MISC_CFG core clock resets and some resume events.
  8626. */
  8627. pci_save_state(tp->pdev);
  8628. printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (PCI%s:%s:%s) %sBaseT Ethernet ",
  8629. dev->name,
  8630. tp->board_part_number,
  8631. tp->pci_chip_rev_id,
  8632. tg3_phy_string(tp),
  8633. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "X" : ""),
  8634. ((tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED) ?
  8635. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "133MHz" : "66MHz") :
  8636. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "100MHz" : "33MHz")),
  8637. ((tp->tg3_flags & TG3_FLAG_PCI_32BIT) ? "32-bit" : "64-bit"),
  8638. (tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100" : "10/100/1000");
  8639. for (i = 0; i < 6; i++)
  8640. printk("%2.2x%c", dev->dev_addr[i],
  8641. i == 5 ? '\n' : ':');
  8642. printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
  8643. "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] "
  8644. "TSOcap[%d] \n",
  8645. dev->name,
  8646. (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
  8647. (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
  8648. (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
  8649. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
  8650. (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0,
  8651. (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
  8652. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
  8653. printk(KERN_INFO "%s: dma_rwctrl[%08x]\n",
  8654. dev->name, tp->dma_rwctrl);
  8655. return 0;
  8656. err_out_iounmap:
  8657. iounmap(tp->regs);
  8658. err_out_free_dev:
  8659. free_netdev(dev);
  8660. err_out_free_res:
  8661. pci_release_regions(pdev);
  8662. err_out_disable_pdev:
  8663. pci_disable_device(pdev);
  8664. pci_set_drvdata(pdev, NULL);
  8665. return err;
  8666. }
  8667. static void __devexit tg3_remove_one(struct pci_dev *pdev)
  8668. {
  8669. struct net_device *dev = pci_get_drvdata(pdev);
  8670. if (dev) {
  8671. struct tg3 *tp = netdev_priv(dev);
  8672. unregister_netdev(dev);
  8673. iounmap(tp->regs);
  8674. free_netdev(dev);
  8675. pci_release_regions(pdev);
  8676. pci_disable_device(pdev);
  8677. pci_set_drvdata(pdev, NULL);
  8678. }
  8679. }
  8680. static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
  8681. {
  8682. struct net_device *dev = pci_get_drvdata(pdev);
  8683. struct tg3 *tp = netdev_priv(dev);
  8684. int err;
  8685. if (!netif_running(dev))
  8686. return 0;
  8687. tg3_netif_stop(tp);
  8688. del_timer_sync(&tp->timer);
  8689. tg3_full_lock(tp, 1);
  8690. tg3_disable_ints(tp);
  8691. tg3_full_unlock(tp);
  8692. netif_device_detach(dev);
  8693. tg3_full_lock(tp, 0);
  8694. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  8695. tg3_full_unlock(tp);
  8696. err = tg3_set_power_state(tp, pci_choose_state(pdev, state));
  8697. if (err) {
  8698. tg3_full_lock(tp, 0);
  8699. tg3_init_hw(tp);
  8700. tp->timer.expires = jiffies + tp->timer_offset;
  8701. add_timer(&tp->timer);
  8702. netif_device_attach(dev);
  8703. tg3_netif_start(tp);
  8704. tg3_full_unlock(tp);
  8705. }
  8706. return err;
  8707. }
  8708. static int tg3_resume(struct pci_dev *pdev)
  8709. {
  8710. struct net_device *dev = pci_get_drvdata(pdev);
  8711. struct tg3 *tp = netdev_priv(dev);
  8712. int err;
  8713. if (!netif_running(dev))
  8714. return 0;
  8715. pci_restore_state(tp->pdev);
  8716. err = tg3_set_power_state(tp, 0);
  8717. if (err)
  8718. return err;
  8719. netif_device_attach(dev);
  8720. tg3_full_lock(tp, 0);
  8721. tg3_init_hw(tp);
  8722. tp->timer.expires = jiffies + tp->timer_offset;
  8723. add_timer(&tp->timer);
  8724. tg3_netif_start(tp);
  8725. tg3_full_unlock(tp);
  8726. return 0;
  8727. }
  8728. static struct pci_driver tg3_driver = {
  8729. .name = DRV_MODULE_NAME,
  8730. .id_table = tg3_pci_tbl,
  8731. .probe = tg3_init_one,
  8732. .remove = __devexit_p(tg3_remove_one),
  8733. .suspend = tg3_suspend,
  8734. .resume = tg3_resume
  8735. };
  8736. static int __init tg3_init(void)
  8737. {
  8738. return pci_module_init(&tg3_driver);
  8739. }
  8740. static void __exit tg3_cleanup(void)
  8741. {
  8742. pci_unregister_driver(&tg3_driver);
  8743. }
  8744. module_init(tg3_init);
  8745. module_exit(tg3_cleanup);