tg3.c 296 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 * Derived from proprietary unpublished source code,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 = tp->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. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  2919. tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
  2920. ethtool_op_set_tso(dev, 0);
  2921. }
  2922. else
  2923. tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
  2924. } else {
  2925. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  2926. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  2927. tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE;
  2928. }
  2929. }
  2930. static int tg3_change_mtu(struct net_device *dev, int new_mtu)
  2931. {
  2932. struct tg3 *tp = netdev_priv(dev);
  2933. if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp))
  2934. return -EINVAL;
  2935. if (!netif_running(dev)) {
  2936. /* We'll just catch it later when the
  2937. * device is up'd.
  2938. */
  2939. tg3_set_mtu(dev, tp, new_mtu);
  2940. return 0;
  2941. }
  2942. tg3_netif_stop(tp);
  2943. tg3_full_lock(tp, 1);
  2944. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  2945. tg3_set_mtu(dev, tp, new_mtu);
  2946. tg3_init_hw(tp);
  2947. tg3_netif_start(tp);
  2948. tg3_full_unlock(tp);
  2949. return 0;
  2950. }
  2951. /* Free up pending packets in all rx/tx rings.
  2952. *
  2953. * The chip has been shut down and the driver detached from
  2954. * the networking, so no interrupts or new tx packets will
  2955. * end up in the driver. tp->{tx,}lock is not held and we are not
  2956. * in an interrupt context and thus may sleep.
  2957. */
  2958. static void tg3_free_rings(struct tg3 *tp)
  2959. {
  2960. struct ring_info *rxp;
  2961. int i;
  2962. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  2963. rxp = &tp->rx_std_buffers[i];
  2964. if (rxp->skb == NULL)
  2965. continue;
  2966. pci_unmap_single(tp->pdev,
  2967. pci_unmap_addr(rxp, mapping),
  2968. tp->rx_pkt_buf_sz - tp->rx_offset,
  2969. PCI_DMA_FROMDEVICE);
  2970. dev_kfree_skb_any(rxp->skb);
  2971. rxp->skb = NULL;
  2972. }
  2973. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  2974. rxp = &tp->rx_jumbo_buffers[i];
  2975. if (rxp->skb == NULL)
  2976. continue;
  2977. pci_unmap_single(tp->pdev,
  2978. pci_unmap_addr(rxp, mapping),
  2979. RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
  2980. PCI_DMA_FROMDEVICE);
  2981. dev_kfree_skb_any(rxp->skb);
  2982. rxp->skb = NULL;
  2983. }
  2984. for (i = 0; i < TG3_TX_RING_SIZE; ) {
  2985. struct tx_ring_info *txp;
  2986. struct sk_buff *skb;
  2987. int j;
  2988. txp = &tp->tx_buffers[i];
  2989. skb = txp->skb;
  2990. if (skb == NULL) {
  2991. i++;
  2992. continue;
  2993. }
  2994. pci_unmap_single(tp->pdev,
  2995. pci_unmap_addr(txp, mapping),
  2996. skb_headlen(skb),
  2997. PCI_DMA_TODEVICE);
  2998. txp->skb = NULL;
  2999. i++;
  3000. for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) {
  3001. txp = &tp->tx_buffers[i & (TG3_TX_RING_SIZE - 1)];
  3002. pci_unmap_page(tp->pdev,
  3003. pci_unmap_addr(txp, mapping),
  3004. skb_shinfo(skb)->frags[j].size,
  3005. PCI_DMA_TODEVICE);
  3006. i++;
  3007. }
  3008. dev_kfree_skb_any(skb);
  3009. }
  3010. }
  3011. /* Initialize tx/rx rings for packet processing.
  3012. *
  3013. * The chip has been shut down and the driver detached from
  3014. * the networking, so no interrupts or new tx packets will
  3015. * end up in the driver. tp->{tx,}lock are held and thus
  3016. * we may not sleep.
  3017. */
  3018. static void tg3_init_rings(struct tg3 *tp)
  3019. {
  3020. u32 i;
  3021. /* Free up all the SKBs. */
  3022. tg3_free_rings(tp);
  3023. /* Zero out all descriptors. */
  3024. memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
  3025. memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
  3026. memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
  3027. memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
  3028. tp->rx_pkt_buf_sz = RX_PKT_BUF_SZ;
  3029. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) &&
  3030. (tp->dev->mtu > ETH_DATA_LEN))
  3031. tp->rx_pkt_buf_sz = RX_JUMBO_PKT_BUF_SZ;
  3032. /* Initialize invariants of the rings, we only set this
  3033. * stuff once. This works because the card does not
  3034. * write into the rx buffer posting rings.
  3035. */
  3036. for (i = 0; i < TG3_RX_RING_SIZE; i++) {
  3037. struct tg3_rx_buffer_desc *rxd;
  3038. rxd = &tp->rx_std[i];
  3039. rxd->idx_len = (tp->rx_pkt_buf_sz - tp->rx_offset - 64)
  3040. << RXD_LEN_SHIFT;
  3041. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
  3042. rxd->opaque = (RXD_OPAQUE_RING_STD |
  3043. (i << RXD_OPAQUE_INDEX_SHIFT));
  3044. }
  3045. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  3046. for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
  3047. struct tg3_rx_buffer_desc *rxd;
  3048. rxd = &tp->rx_jumbo[i];
  3049. rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
  3050. << RXD_LEN_SHIFT;
  3051. rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
  3052. RXD_FLAG_JUMBO;
  3053. rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
  3054. (i << RXD_OPAQUE_INDEX_SHIFT));
  3055. }
  3056. }
  3057. /* Now allocate fresh SKBs for each rx ring. */
  3058. for (i = 0; i < tp->rx_pending; i++) {
  3059. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD,
  3060. -1, i) < 0)
  3061. break;
  3062. }
  3063. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  3064. for (i = 0; i < tp->rx_jumbo_pending; i++) {
  3065. if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
  3066. -1, i) < 0)
  3067. break;
  3068. }
  3069. }
  3070. }
  3071. /*
  3072. * Must not be invoked with interrupt sources disabled and
  3073. * the hardware shutdown down.
  3074. */
  3075. static void tg3_free_consistent(struct tg3 *tp)
  3076. {
  3077. if (tp->rx_std_buffers) {
  3078. kfree(tp->rx_std_buffers);
  3079. tp->rx_std_buffers = NULL;
  3080. }
  3081. if (tp->rx_std) {
  3082. pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3083. tp->rx_std, tp->rx_std_mapping);
  3084. tp->rx_std = NULL;
  3085. }
  3086. if (tp->rx_jumbo) {
  3087. pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3088. tp->rx_jumbo, tp->rx_jumbo_mapping);
  3089. tp->rx_jumbo = NULL;
  3090. }
  3091. if (tp->rx_rcb) {
  3092. pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3093. tp->rx_rcb, tp->rx_rcb_mapping);
  3094. tp->rx_rcb = NULL;
  3095. }
  3096. if (tp->tx_ring) {
  3097. pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3098. tp->tx_ring, tp->tx_desc_mapping);
  3099. tp->tx_ring = NULL;
  3100. }
  3101. if (tp->hw_status) {
  3102. pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
  3103. tp->hw_status, tp->status_mapping);
  3104. tp->hw_status = NULL;
  3105. }
  3106. if (tp->hw_stats) {
  3107. pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
  3108. tp->hw_stats, tp->stats_mapping);
  3109. tp->hw_stats = NULL;
  3110. }
  3111. }
  3112. /*
  3113. * Must not be invoked with interrupt sources disabled and
  3114. * the hardware shutdown down. Can sleep.
  3115. */
  3116. static int tg3_alloc_consistent(struct tg3 *tp)
  3117. {
  3118. tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) *
  3119. (TG3_RX_RING_SIZE +
  3120. TG3_RX_JUMBO_RING_SIZE)) +
  3121. (sizeof(struct tx_ring_info) *
  3122. TG3_TX_RING_SIZE),
  3123. GFP_KERNEL);
  3124. if (!tp->rx_std_buffers)
  3125. return -ENOMEM;
  3126. memset(tp->rx_std_buffers, 0,
  3127. (sizeof(struct ring_info) *
  3128. (TG3_RX_RING_SIZE +
  3129. TG3_RX_JUMBO_RING_SIZE)) +
  3130. (sizeof(struct tx_ring_info) *
  3131. TG3_TX_RING_SIZE));
  3132. tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
  3133. tp->tx_buffers = (struct tx_ring_info *)
  3134. &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
  3135. tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
  3136. &tp->rx_std_mapping);
  3137. if (!tp->rx_std)
  3138. goto err_out;
  3139. tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
  3140. &tp->rx_jumbo_mapping);
  3141. if (!tp->rx_jumbo)
  3142. goto err_out;
  3143. tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
  3144. &tp->rx_rcb_mapping);
  3145. if (!tp->rx_rcb)
  3146. goto err_out;
  3147. tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
  3148. &tp->tx_desc_mapping);
  3149. if (!tp->tx_ring)
  3150. goto err_out;
  3151. tp->hw_status = pci_alloc_consistent(tp->pdev,
  3152. TG3_HW_STATUS_SIZE,
  3153. &tp->status_mapping);
  3154. if (!tp->hw_status)
  3155. goto err_out;
  3156. tp->hw_stats = pci_alloc_consistent(tp->pdev,
  3157. sizeof(struct tg3_hw_stats),
  3158. &tp->stats_mapping);
  3159. if (!tp->hw_stats)
  3160. goto err_out;
  3161. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3162. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3163. return 0;
  3164. err_out:
  3165. tg3_free_consistent(tp);
  3166. return -ENOMEM;
  3167. }
  3168. #define MAX_WAIT_CNT 1000
  3169. /* To stop a block, clear the enable bit and poll till it
  3170. * clears. tp->lock is held.
  3171. */
  3172. static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent)
  3173. {
  3174. unsigned int i;
  3175. u32 val;
  3176. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  3177. switch (ofs) {
  3178. case RCVLSC_MODE:
  3179. case DMAC_MODE:
  3180. case MBFREE_MODE:
  3181. case BUFMGR_MODE:
  3182. case MEMARB_MODE:
  3183. /* We can't enable/disable these bits of the
  3184. * 5705/5750, just say success.
  3185. */
  3186. return 0;
  3187. default:
  3188. break;
  3189. };
  3190. }
  3191. val = tr32(ofs);
  3192. val &= ~enable_bit;
  3193. tw32_f(ofs, val);
  3194. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3195. udelay(100);
  3196. val = tr32(ofs);
  3197. if ((val & enable_bit) == 0)
  3198. break;
  3199. }
  3200. if (i == MAX_WAIT_CNT && !silent) {
  3201. printk(KERN_ERR PFX "tg3_stop_block timed out, "
  3202. "ofs=%lx enable_bit=%x\n",
  3203. ofs, enable_bit);
  3204. return -ENODEV;
  3205. }
  3206. return 0;
  3207. }
  3208. /* tp->lock is held. */
  3209. static int tg3_abort_hw(struct tg3 *tp, int silent)
  3210. {
  3211. int i, err;
  3212. tg3_disable_ints(tp);
  3213. tp->rx_mode &= ~RX_MODE_ENABLE;
  3214. tw32_f(MAC_RX_MODE, tp->rx_mode);
  3215. udelay(10);
  3216. err = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent);
  3217. err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent);
  3218. err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent);
  3219. err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent);
  3220. err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent);
  3221. err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent);
  3222. err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent);
  3223. err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent);
  3224. err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent);
  3225. err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent);
  3226. err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent);
  3227. err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent);
  3228. err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent);
  3229. tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
  3230. tw32_f(MAC_MODE, tp->mac_mode);
  3231. udelay(40);
  3232. tp->tx_mode &= ~TX_MODE_ENABLE;
  3233. tw32_f(MAC_TX_MODE, tp->tx_mode);
  3234. for (i = 0; i < MAX_WAIT_CNT; i++) {
  3235. udelay(100);
  3236. if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
  3237. break;
  3238. }
  3239. if (i >= MAX_WAIT_CNT) {
  3240. printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, "
  3241. "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n",
  3242. tp->dev->name, tr32(MAC_TX_MODE));
  3243. err |= -ENODEV;
  3244. }
  3245. err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent);
  3246. err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent);
  3247. err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent);
  3248. tw32(FTQ_RESET, 0xffffffff);
  3249. tw32(FTQ_RESET, 0x00000000);
  3250. err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
  3251. err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
  3252. if (tp->hw_status)
  3253. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  3254. if (tp->hw_stats)
  3255. memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
  3256. return err;
  3257. }
  3258. /* tp->lock is held. */
  3259. static int tg3_nvram_lock(struct tg3 *tp)
  3260. {
  3261. if (tp->tg3_flags & TG3_FLAG_NVRAM) {
  3262. int i;
  3263. tw32(NVRAM_SWARB, SWARB_REQ_SET1);
  3264. for (i = 0; i < 8000; i++) {
  3265. if (tr32(NVRAM_SWARB) & SWARB_GNT1)
  3266. break;
  3267. udelay(20);
  3268. }
  3269. if (i == 8000)
  3270. return -ENODEV;
  3271. }
  3272. return 0;
  3273. }
  3274. /* tp->lock is held. */
  3275. static void tg3_nvram_unlock(struct tg3 *tp)
  3276. {
  3277. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  3278. tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
  3279. }
  3280. /* tp->lock is held. */
  3281. static void tg3_enable_nvram_access(struct tg3 *tp)
  3282. {
  3283. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3284. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3285. u32 nvaccess = tr32(NVRAM_ACCESS);
  3286. tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
  3287. }
  3288. }
  3289. /* tp->lock is held. */
  3290. static void tg3_disable_nvram_access(struct tg3 *tp)
  3291. {
  3292. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  3293. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
  3294. u32 nvaccess = tr32(NVRAM_ACCESS);
  3295. tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
  3296. }
  3297. }
  3298. /* tp->lock is held. */
  3299. static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind)
  3300. {
  3301. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
  3302. tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX,
  3303. NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
  3304. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3305. switch (kind) {
  3306. case RESET_KIND_INIT:
  3307. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3308. DRV_STATE_START);
  3309. break;
  3310. case RESET_KIND_SHUTDOWN:
  3311. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3312. DRV_STATE_UNLOAD);
  3313. break;
  3314. case RESET_KIND_SUSPEND:
  3315. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3316. DRV_STATE_SUSPEND);
  3317. break;
  3318. default:
  3319. break;
  3320. };
  3321. }
  3322. }
  3323. /* tp->lock is held. */
  3324. static void tg3_write_sig_post_reset(struct tg3 *tp, int kind)
  3325. {
  3326. if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
  3327. switch (kind) {
  3328. case RESET_KIND_INIT:
  3329. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3330. DRV_STATE_START_DONE);
  3331. break;
  3332. case RESET_KIND_SHUTDOWN:
  3333. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3334. DRV_STATE_UNLOAD_DONE);
  3335. break;
  3336. default:
  3337. break;
  3338. };
  3339. }
  3340. }
  3341. /* tp->lock is held. */
  3342. static void tg3_write_sig_legacy(struct tg3 *tp, int kind)
  3343. {
  3344. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3345. switch (kind) {
  3346. case RESET_KIND_INIT:
  3347. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3348. DRV_STATE_START);
  3349. break;
  3350. case RESET_KIND_SHUTDOWN:
  3351. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3352. DRV_STATE_UNLOAD);
  3353. break;
  3354. case RESET_KIND_SUSPEND:
  3355. tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
  3356. DRV_STATE_SUSPEND);
  3357. break;
  3358. default:
  3359. break;
  3360. };
  3361. }
  3362. }
  3363. static void tg3_stop_fw(struct tg3 *);
  3364. /* tp->lock is held. */
  3365. static int tg3_chip_reset(struct tg3 *tp)
  3366. {
  3367. u32 val;
  3368. u32 flags_save;
  3369. int i;
  3370. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X))
  3371. tg3_nvram_lock(tp);
  3372. /*
  3373. * We must avoid the readl() that normally takes place.
  3374. * It locks machines, causes machine checks, and other
  3375. * fun things. So, temporarily disable the 5701
  3376. * hardware workaround, while we do the reset.
  3377. */
  3378. flags_save = tp->tg3_flags;
  3379. tp->tg3_flags &= ~TG3_FLAG_5701_REG_WRITE_BUG;
  3380. /* do the reset */
  3381. val = GRC_MISC_CFG_CORECLK_RESET;
  3382. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3383. if (tr32(0x7e2c) == 0x60) {
  3384. tw32(0x7e2c, 0x20);
  3385. }
  3386. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3387. tw32(GRC_MISC_CFG, (1 << 29));
  3388. val |= (1 << 29);
  3389. }
  3390. }
  3391. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3392. val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
  3393. tw32(GRC_MISC_CFG, val);
  3394. /* restore 5701 hardware bug workaround flag */
  3395. tp->tg3_flags = flags_save;
  3396. /* Unfortunately, we have to delay before the PCI read back.
  3397. * Some 575X chips even will not respond to a PCI cfg access
  3398. * when the reset command is given to the chip.
  3399. *
  3400. * How do these hardware designers expect things to work
  3401. * properly if the PCI write is posted for a long period
  3402. * of time? It is always necessary to have some method by
  3403. * which a register read back can occur to push the write
  3404. * out which does the reset.
  3405. *
  3406. * For most tg3 variants the trick below was working.
  3407. * Ho hum...
  3408. */
  3409. udelay(120);
  3410. /* Flush PCI posted writes. The normal MMIO registers
  3411. * are inaccessible at this time so this is the only
  3412. * way to make this reliably (actually, this is no longer
  3413. * the case, see above). I tried to use indirect
  3414. * register read/write but this upset some 5701 variants.
  3415. */
  3416. pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);
  3417. udelay(120);
  3418. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  3419. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) {
  3420. int i;
  3421. u32 cfg_val;
  3422. /* Wait for link training to complete. */
  3423. for (i = 0; i < 5000; i++)
  3424. udelay(100);
  3425. pci_read_config_dword(tp->pdev, 0xc4, &cfg_val);
  3426. pci_write_config_dword(tp->pdev, 0xc4,
  3427. cfg_val | (1 << 15));
  3428. }
  3429. /* Set PCIE max payload size and clear error status. */
  3430. pci_write_config_dword(tp->pdev, 0xd8, 0xf5000);
  3431. }
  3432. /* Re-enable indirect register accesses. */
  3433. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  3434. tp->misc_host_ctrl);
  3435. /* Set MAX PCI retry to zero. */
  3436. val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
  3437. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  3438. (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
  3439. val |= PCISTATE_RETRY_SAME_DMA;
  3440. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);
  3441. pci_restore_state(tp->pdev);
  3442. /* Make sure PCI-X relaxed ordering bit is clear. */
  3443. pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val);
  3444. val &= ~PCIX_CAPS_RELAXED_ORDERING;
  3445. pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val);
  3446. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  3447. u32 val;
  3448. /* Chip reset on 5780 will reset MSI enable bit,
  3449. * so need to restore it.
  3450. */
  3451. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  3452. u16 ctrl;
  3453. pci_read_config_word(tp->pdev,
  3454. tp->msi_cap + PCI_MSI_FLAGS,
  3455. &ctrl);
  3456. pci_write_config_word(tp->pdev,
  3457. tp->msi_cap + PCI_MSI_FLAGS,
  3458. ctrl | PCI_MSI_FLAGS_ENABLE);
  3459. val = tr32(MSGINT_MODE);
  3460. tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE);
  3461. }
  3462. val = tr32(MEMARB_MODE);
  3463. tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
  3464. } else
  3465. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  3466. if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) {
  3467. tg3_stop_fw(tp);
  3468. tw32(0x5000, 0x400);
  3469. }
  3470. tw32(GRC_MODE, tp->grc_mode);
  3471. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
  3472. u32 val = tr32(0xc4);
  3473. tw32(0xc4, val | (1 << 15));
  3474. }
  3475. if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 &&
  3476. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  3477. tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE;
  3478. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)
  3479. tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN;
  3480. tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  3481. }
  3482. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  3483. tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
  3484. tw32_f(MAC_MODE, tp->mac_mode);
  3485. } else
  3486. tw32_f(MAC_MODE, 0);
  3487. udelay(40);
  3488. if (!(tp->tg3_flags2 & TG3_FLG2_SUN_570X)) {
  3489. /* Wait for firmware initialization to complete. */
  3490. for (i = 0; i < 100000; i++) {
  3491. tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val);
  3492. if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
  3493. break;
  3494. udelay(10);
  3495. }
  3496. if (i >= 100000) {
  3497. printk(KERN_ERR PFX "tg3_reset_hw timed out for %s, "
  3498. "firmware will not restart magic=%08x\n",
  3499. tp->dev->name, val);
  3500. return -ENODEV;
  3501. }
  3502. }
  3503. if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  3504. tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
  3505. u32 val = tr32(0x7c00);
  3506. tw32(0x7c00, val | (1 << 25));
  3507. }
  3508. /* Reprobe ASF enable state. */
  3509. tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF;
  3510. tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE;
  3511. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  3512. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  3513. u32 nic_cfg;
  3514. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  3515. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  3516. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  3517. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  3518. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  3519. }
  3520. }
  3521. return 0;
  3522. }
  3523. /* tp->lock is held. */
  3524. static void tg3_stop_fw(struct tg3 *tp)
  3525. {
  3526. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  3527. u32 val;
  3528. int i;
  3529. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
  3530. val = tr32(GRC_RX_CPU_EVENT);
  3531. val |= (1 << 14);
  3532. tw32(GRC_RX_CPU_EVENT, val);
  3533. /* Wait for RX cpu to ACK the event. */
  3534. for (i = 0; i < 100; i++) {
  3535. if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14)))
  3536. break;
  3537. udelay(1);
  3538. }
  3539. }
  3540. }
  3541. /* tp->lock is held. */
  3542. static int tg3_halt(struct tg3 *tp, int kind, int silent)
  3543. {
  3544. int err;
  3545. tg3_stop_fw(tp);
  3546. tg3_write_sig_pre_reset(tp, kind);
  3547. tg3_abort_hw(tp, silent);
  3548. err = tg3_chip_reset(tp);
  3549. tg3_write_sig_legacy(tp, kind);
  3550. tg3_write_sig_post_reset(tp, kind);
  3551. if (err)
  3552. return err;
  3553. return 0;
  3554. }
  3555. #define TG3_FW_RELEASE_MAJOR 0x0
  3556. #define TG3_FW_RELASE_MINOR 0x0
  3557. #define TG3_FW_RELEASE_FIX 0x0
  3558. #define TG3_FW_START_ADDR 0x08000000
  3559. #define TG3_FW_TEXT_ADDR 0x08000000
  3560. #define TG3_FW_TEXT_LEN 0x9c0
  3561. #define TG3_FW_RODATA_ADDR 0x080009c0
  3562. #define TG3_FW_RODATA_LEN 0x60
  3563. #define TG3_FW_DATA_ADDR 0x08000a40
  3564. #define TG3_FW_DATA_LEN 0x20
  3565. #define TG3_FW_SBSS_ADDR 0x08000a60
  3566. #define TG3_FW_SBSS_LEN 0xc
  3567. #define TG3_FW_BSS_ADDR 0x08000a70
  3568. #define TG3_FW_BSS_LEN 0x10
  3569. static u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = {
  3570. 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800,
  3571. 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000,
  3572. 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034,
  3573. 0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000,
  3574. 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105,
  3575. 0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0,
  3576. 0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010,
  3577. 0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01,
  3578. 0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c,
  3579. 0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000,
  3580. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400,
  3581. 0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c,
  3582. 0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000,
  3583. 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64,
  3584. 0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000,
  3585. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  3586. 0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68,
  3587. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003,
  3588. 0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800,
  3589. 0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  3590. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60,
  3591. 0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008,
  3592. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  3593. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3594. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3595. 0, 0, 0, 0, 0, 0,
  3596. 0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002,
  3597. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3598. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3599. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3600. 0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009,
  3601. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b,
  3602. 0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000,
  3603. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000,
  3604. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3605. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
  3606. 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014,
  3607. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3608. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3609. 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  3610. 0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010,
  3611. 0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74,
  3612. 0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c,
  3613. 0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800,
  3614. 0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001,
  3615. 0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028,
  3616. 0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800,
  3617. 0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0,
  3618. 0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014,
  3619. 0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001,
  3620. 0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810,
  3621. 0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018,
  3622. 0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec,
  3623. 0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c,
  3624. 0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74,
  3625. 0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000,
  3626. 0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c,
  3627. 0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c,
  3628. 0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df,
  3629. 0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000,
  3630. 0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800,
  3631. 0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402,
  3632. 0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00,
  3633. 0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010,
  3634. 0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df,
  3635. 0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001,
  3636. 0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008,
  3637. 0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021,
  3638. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018,
  3639. 0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b,
  3640. 0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000,
  3641. 0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008,
  3642. 0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b,
  3643. 0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001,
  3644. 0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821,
  3645. 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000,
  3646. 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000,
  3647. 0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821,
  3648. 0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff,
  3649. 0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008,
  3650. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010,
  3651. 0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000,
  3652. 0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428,
  3653. 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c,
  3654. 0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e,
  3655. 0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010,
  3656. 0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000,
  3657. 0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001,
  3658. 0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000,
  3659. 0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824,
  3660. 0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000
  3661. };
  3662. static u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = {
  3663. 0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430,
  3664. 0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74,
  3665. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  3666. 0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000,
  3667. 0x00000000
  3668. };
  3669. #if 0 /* All zeros, don't eat up space with it. */
  3670. u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = {
  3671. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  3672. 0x00000000, 0x00000000, 0x00000000, 0x00000000
  3673. };
  3674. #endif
  3675. #define RX_CPU_SCRATCH_BASE 0x30000
  3676. #define RX_CPU_SCRATCH_SIZE 0x04000
  3677. #define TX_CPU_SCRATCH_BASE 0x34000
  3678. #define TX_CPU_SCRATCH_SIZE 0x04000
  3679. /* tp->lock is held. */
  3680. static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
  3681. {
  3682. int i;
  3683. if (offset == TX_CPU_BASE &&
  3684. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  3685. BUG();
  3686. if (offset == RX_CPU_BASE) {
  3687. for (i = 0; i < 10000; i++) {
  3688. tw32(offset + CPU_STATE, 0xffffffff);
  3689. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  3690. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  3691. break;
  3692. }
  3693. tw32(offset + CPU_STATE, 0xffffffff);
  3694. tw32_f(offset + CPU_MODE, CPU_MODE_HALT);
  3695. udelay(10);
  3696. } else {
  3697. for (i = 0; i < 10000; i++) {
  3698. tw32(offset + CPU_STATE, 0xffffffff);
  3699. tw32(offset + CPU_MODE, CPU_MODE_HALT);
  3700. if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
  3701. break;
  3702. }
  3703. }
  3704. if (i >= 10000) {
  3705. printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, "
  3706. "and %s CPU\n",
  3707. tp->dev->name,
  3708. (offset == RX_CPU_BASE ? "RX" : "TX"));
  3709. return -ENODEV;
  3710. }
  3711. return 0;
  3712. }
  3713. struct fw_info {
  3714. unsigned int text_base;
  3715. unsigned int text_len;
  3716. u32 *text_data;
  3717. unsigned int rodata_base;
  3718. unsigned int rodata_len;
  3719. u32 *rodata_data;
  3720. unsigned int data_base;
  3721. unsigned int data_len;
  3722. u32 *data_data;
  3723. };
  3724. /* tp->lock is held. */
  3725. static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base,
  3726. int cpu_scratch_size, struct fw_info *info)
  3727. {
  3728. int err, i;
  3729. u32 orig_tg3_flags = tp->tg3_flags;
  3730. void (*write_op)(struct tg3 *, u32, u32);
  3731. if (cpu_base == TX_CPU_BASE &&
  3732. (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  3733. printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load "
  3734. "TX cpu firmware on %s which is 5705.\n",
  3735. tp->dev->name);
  3736. return -EINVAL;
  3737. }
  3738. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  3739. write_op = tg3_write_mem;
  3740. else
  3741. write_op = tg3_write_indirect_reg32;
  3742. /* Force use of PCI config space for indirect register
  3743. * write calls.
  3744. */
  3745. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  3746. /* It is possible that bootcode is still loading at this point.
  3747. * Get the nvram lock first before halting the cpu.
  3748. */
  3749. tg3_nvram_lock(tp);
  3750. err = tg3_halt_cpu(tp, cpu_base);
  3751. tg3_nvram_unlock(tp);
  3752. if (err)
  3753. goto out;
  3754. for (i = 0; i < cpu_scratch_size; i += sizeof(u32))
  3755. write_op(tp, cpu_scratch_base + i, 0);
  3756. tw32(cpu_base + CPU_STATE, 0xffffffff);
  3757. tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT);
  3758. for (i = 0; i < (info->text_len / sizeof(u32)); i++)
  3759. write_op(tp, (cpu_scratch_base +
  3760. (info->text_base & 0xffff) +
  3761. (i * sizeof(u32))),
  3762. (info->text_data ?
  3763. info->text_data[i] : 0));
  3764. for (i = 0; i < (info->rodata_len / sizeof(u32)); i++)
  3765. write_op(tp, (cpu_scratch_base +
  3766. (info->rodata_base & 0xffff) +
  3767. (i * sizeof(u32))),
  3768. (info->rodata_data ?
  3769. info->rodata_data[i] : 0));
  3770. for (i = 0; i < (info->data_len / sizeof(u32)); i++)
  3771. write_op(tp, (cpu_scratch_base +
  3772. (info->data_base & 0xffff) +
  3773. (i * sizeof(u32))),
  3774. (info->data_data ?
  3775. info->data_data[i] : 0));
  3776. err = 0;
  3777. out:
  3778. tp->tg3_flags = orig_tg3_flags;
  3779. return err;
  3780. }
  3781. /* tp->lock is held. */
  3782. static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
  3783. {
  3784. struct fw_info info;
  3785. int err, i;
  3786. info.text_base = TG3_FW_TEXT_ADDR;
  3787. info.text_len = TG3_FW_TEXT_LEN;
  3788. info.text_data = &tg3FwText[0];
  3789. info.rodata_base = TG3_FW_RODATA_ADDR;
  3790. info.rodata_len = TG3_FW_RODATA_LEN;
  3791. info.rodata_data = &tg3FwRodata[0];
  3792. info.data_base = TG3_FW_DATA_ADDR;
  3793. info.data_len = TG3_FW_DATA_LEN;
  3794. info.data_data = NULL;
  3795. err = tg3_load_firmware_cpu(tp, RX_CPU_BASE,
  3796. RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE,
  3797. &info);
  3798. if (err)
  3799. return err;
  3800. err = tg3_load_firmware_cpu(tp, TX_CPU_BASE,
  3801. TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE,
  3802. &info);
  3803. if (err)
  3804. return err;
  3805. /* Now startup only the RX cpu. */
  3806. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  3807. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  3808. for (i = 0; i < 5; i++) {
  3809. if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR)
  3810. break;
  3811. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  3812. tw32(RX_CPU_BASE + CPU_MODE, CPU_MODE_HALT);
  3813. tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR);
  3814. udelay(1000);
  3815. }
  3816. if (i >= 5) {
  3817. printk(KERN_ERR PFX "tg3_load_firmware fails for %s "
  3818. "to set RX CPU PC, is %08x should be %08x\n",
  3819. tp->dev->name, tr32(RX_CPU_BASE + CPU_PC),
  3820. TG3_FW_TEXT_ADDR);
  3821. return -ENODEV;
  3822. }
  3823. tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
  3824. tw32_f(RX_CPU_BASE + CPU_MODE, 0x00000000);
  3825. return 0;
  3826. }
  3827. #if TG3_TSO_SUPPORT != 0
  3828. #define TG3_TSO_FW_RELEASE_MAJOR 0x1
  3829. #define TG3_TSO_FW_RELASE_MINOR 0x6
  3830. #define TG3_TSO_FW_RELEASE_FIX 0x0
  3831. #define TG3_TSO_FW_START_ADDR 0x08000000
  3832. #define TG3_TSO_FW_TEXT_ADDR 0x08000000
  3833. #define TG3_TSO_FW_TEXT_LEN 0x1aa0
  3834. #define TG3_TSO_FW_RODATA_ADDR 0x08001aa0
  3835. #define TG3_TSO_FW_RODATA_LEN 0x60
  3836. #define TG3_TSO_FW_DATA_ADDR 0x08001b20
  3837. #define TG3_TSO_FW_DATA_LEN 0x30
  3838. #define TG3_TSO_FW_SBSS_ADDR 0x08001b50
  3839. #define TG3_TSO_FW_SBSS_LEN 0x2c
  3840. #define TG3_TSO_FW_BSS_ADDR 0x08001b80
  3841. #define TG3_TSO_FW_BSS_LEN 0x894
  3842. static u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = {
  3843. 0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000,
  3844. 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800,
  3845. 0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  3846. 0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800,
  3847. 0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001,
  3848. 0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c,
  3849. 0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001,
  3850. 0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008,
  3851. 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c,
  3852. 0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001,
  3853. 0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000,
  3854. 0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001,
  3855. 0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800,
  3856. 0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c,
  3857. 0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008,
  3858. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021,
  3859. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800,
  3860. 0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c,
  3861. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  3862. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800,
  3863. 0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8,
  3864. 0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8,
  3865. 0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90,
  3866. 0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068,
  3867. 0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c,
  3868. 0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021,
  3869. 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008,
  3870. 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021,
  3871. 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b,
  3872. 0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  3873. 0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008,
  3874. 0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020,
  3875. 0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800,
  3876. 0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98,
  3877. 0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902,
  3878. 0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602,
  3879. 0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001,
  3880. 0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c,
  3881. 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
  3882. 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4,
  3883. 0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410,
  3884. 0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800,
  3885. 0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4,
  3886. 0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 0x3c010800,
  3887. 0xac2023f8, 0x00021302, 0x00021080, 0x00c21021, 0x00621821, 0x3c010800,
  3888. 0xa42223d0, 0x3c010800, 0x0a000115, 0xa4231b96, 0x9622000c, 0x3c010800,
  3889. 0xa42223ec, 0x3c040800, 0x24841b9c, 0x8c820000, 0x00021100, 0x3c010800,
  3890. 0x00220821, 0xac311bc8, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  3891. 0xac271bcc, 0x8c820000, 0x25030001, 0x306601ff, 0x00021100, 0x3c010800,
  3892. 0x00220821, 0xac261bd0, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
  3893. 0xac291bd4, 0x96230008, 0x3c020800, 0x8c421bac, 0x00432821, 0x3c010800,
  3894. 0xac251bac, 0x9622000a, 0x30420004, 0x14400018, 0x00061100, 0x8f630c14,
  3895. 0x3063000f, 0x2c620002, 0x1440000b, 0x3c02c000, 0x8f630c14, 0x3c020800,
  3896. 0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002,
  3897. 0x1040fff7, 0x3c02c000, 0x00e21825, 0xaf635c5c, 0x8f625c50, 0x30420002,
  3898. 0x10400014, 0x00000000, 0x0a000147, 0x00000000, 0x3c030800, 0x8c631b80,
  3899. 0x3c040800, 0x94841b94, 0x01221025, 0x3c010800, 0xa42223da, 0x24020001,
  3900. 0x3c010800, 0xac221bb8, 0x24630001, 0x0085202a, 0x3c010800, 0x10800003,
  3901. 0xac231b80, 0x3c010800, 0xa4251b94, 0x3c060800, 0x24c61b9c, 0x8cc20000,
  3902. 0x24420001, 0xacc20000, 0x28420080, 0x14400005, 0x00000000, 0x0e000656,
  3903. 0x24040002, 0x0a0001e6, 0x00000000, 0x3c020800, 0x8c421bb8, 0x10400078,
  3904. 0x24020001, 0x3c050800, 0x90a51b98, 0x14a20072, 0x00000000, 0x3c150800,
  3905. 0x96b51b96, 0x3c040800, 0x8c841bac, 0x32a3ffff, 0x0083102a, 0x1440006c,
  3906. 0x00000000, 0x14830003, 0x00000000, 0x3c010800, 0xac2523f0, 0x1060005c,
  3907. 0x00009021, 0x24d60004, 0x0060a021, 0x24d30014, 0x8ec20000, 0x00028100,
  3908. 0x3c110800, 0x02308821, 0x0e000625, 0x8e311bc8, 0x00402821, 0x10a00054,
  3909. 0x00000000, 0x9628000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e22000c,
  3910. 0x2407188c, 0x00021400, 0xaca20018, 0x3c030800, 0x00701821, 0x8c631bd0,
  3911. 0x3c020800, 0x00501021, 0x8c421bd4, 0x00031d00, 0x00021400, 0x00621825,
  3912. 0xaca30014, 0x8ec30004, 0x96220008, 0x00432023, 0x3242ffff, 0x3083ffff,
  3913. 0x00431021, 0x0282102a, 0x14400002, 0x02b23023, 0x00803021, 0x8e620000,
  3914. 0x30c4ffff, 0x00441021, 0xae620000, 0x8e220000, 0xaca20000, 0x8e220004,
  3915. 0x8e63fff4, 0x00431021, 0xaca20004, 0xa4a6000e, 0x8e62fff4, 0x00441021,
  3916. 0xae62fff4, 0x96230008, 0x0043102a, 0x14400005, 0x02469021, 0x8e62fff0,
  3917. 0xae60fff4, 0x24420001, 0xae62fff0, 0xaca00008, 0x3242ffff, 0x14540008,
  3918. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x24020905, 0xa4a2000c,
  3919. 0x0a0001cb, 0x34e70020, 0xa4a2000c, 0x3c020800, 0x8c4223f0, 0x10400003,
  3920. 0x3c024b65, 0x0a0001d3, 0x34427654, 0x3c02b49a, 0x344289ab, 0xaca2001c,
  3921. 0x30e2ffff, 0xaca20010, 0x0e0005a2, 0x00a02021, 0x3242ffff, 0x0054102b,
  3922. 0x1440ffa9, 0x00000000, 0x24020002, 0x3c010800, 0x0a0001e6, 0xa0221b98,
  3923. 0x8ec2083c, 0x24420001, 0x0a0001e6, 0xaec2083c, 0x0e0004c0, 0x00000000,
  3924. 0x8fbf002c, 0x8fb60028, 0x8fb50024, 0x8fb40020, 0x8fb3001c, 0x8fb20018,
  3925. 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0030, 0x27bdffd0, 0xafbf0028,
  3926. 0xafb30024, 0xafb20020, 0xafb1001c, 0xafb00018, 0x8f725c9c, 0x3c0200ff,
  3927. 0x3442fff8, 0x3c070800, 0x24e71bb4, 0x02428824, 0x9623000e, 0x8ce20000,
  3928. 0x00431021, 0xace20000, 0x8e220010, 0x30420020, 0x14400011, 0x00809821,
  3929. 0x0e00063b, 0x02202021, 0x3c02c000, 0x02421825, 0xaf635c9c, 0x8f625c90,
  3930. 0x30420002, 0x1040011e, 0x00000000, 0xaf635c9c, 0x8f625c90, 0x30420002,
  3931. 0x10400119, 0x00000000, 0x0a00020d, 0x00000000, 0x8e240008, 0x8e230014,
  3932. 0x00041402, 0x000231c0, 0x00031502, 0x304201ff, 0x2442ffff, 0x3042007f,
  3933. 0x00031942, 0x30637800, 0x00021100, 0x24424000, 0x00624821, 0x9522000a,
  3934. 0x3084ffff, 0x30420008, 0x104000b0, 0x000429c0, 0x3c020800, 0x8c422400,
  3935. 0x14400024, 0x24c50008, 0x94c20014, 0x3c010800, 0xa42223d0, 0x8cc40010,
  3936. 0x00041402, 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42423d4, 0x94c2000e,
  3937. 0x3083ffff, 0x00431023, 0x3c010800, 0xac222408, 0x94c2001a, 0x3c010800,
  3938. 0xac262400, 0x3c010800, 0xac322404, 0x3c010800, 0xac2223fc, 0x3c02c000,
  3939. 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e5, 0x00000000,
  3940. 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e0, 0x00000000, 0x0a000246,
  3941. 0x00000000, 0x94c2000e, 0x3c030800, 0x946323d4, 0x00434023, 0x3103ffff,
  3942. 0x2c620008, 0x1040001c, 0x00000000, 0x94c20014, 0x24420028, 0x00a22821,
  3943. 0x00031042, 0x1840000b, 0x00002021, 0x24e60848, 0x00403821, 0x94a30000,
  3944. 0x8cc20000, 0x24840001, 0x00431021, 0xacc20000, 0x0087102a, 0x1440fff9,
  3945. 0x24a50002, 0x31020001, 0x1040001f, 0x3c024000, 0x3c040800, 0x248423fc,
  3946. 0xa0a00001, 0x94a30000, 0x8c820000, 0x00431021, 0x0a000285, 0xac820000,
  3947. 0x8f626800, 0x3c030010, 0x00431024, 0x10400009, 0x00000000, 0x94c2001a,
  3948. 0x3c030800, 0x8c6323fc, 0x00431021, 0x3c010800, 0xac2223fc, 0x0a000286,
  3949. 0x3c024000, 0x94c2001a, 0x94c4001c, 0x3c030800, 0x8c6323fc, 0x00441023,
  3950. 0x00621821, 0x3c010800, 0xac2323fc, 0x3c024000, 0x02421825, 0xaf635c9c,
  3951. 0x8f625c90, 0x30420002, 0x1440fffc, 0x00000000, 0x9522000a, 0x30420010,
  3952. 0x1040009b, 0x00000000, 0x3c030800, 0x946323d4, 0x3c070800, 0x24e72400,
  3953. 0x8ce40000, 0x8f626800, 0x24630030, 0x00832821, 0x3c030010, 0x00431024,
  3954. 0x1440000a, 0x00000000, 0x94a20004, 0x3c040800, 0x8c842408, 0x3c030800,
  3955. 0x8c6323fc, 0x00441023, 0x00621821, 0x3c010800, 0xac2323fc, 0x3c040800,
  3956. 0x8c8423fc, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021,
  3957. 0x00041027, 0xa4a20006, 0x3c030800, 0x8c632404, 0x3c0200ff, 0x3442fff8,
  3958. 0x00628824, 0x96220008, 0x24050001, 0x24034000, 0x000231c0, 0x00801021,
  3959. 0xa4c2001a, 0xa4c0001c, 0xace00000, 0x3c010800, 0xac251b60, 0xaf635cb8,
  3960. 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000, 0x3c010800, 0xac201b60,
  3961. 0x8e220008, 0xaf625cb8, 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000,
  3962. 0x3c010800, 0xac201b60, 0x3c020800, 0x8c421b60, 0x1040ffec, 0x00000000,
  3963. 0x3c040800, 0x0e00063b, 0x8c842404, 0x0a00032a, 0x00000000, 0x3c030800,
  3964. 0x90631b98, 0x24020002, 0x14620003, 0x3c034b65, 0x0a0002e1, 0x00008021,
  3965. 0x8e22001c, 0x34637654, 0x10430002, 0x24100002, 0x24100001, 0x00c02021,
  3966. 0x0e000350, 0x02003021, 0x24020003, 0x3c010800, 0xa0221b98, 0x24020002,
  3967. 0x1202000a, 0x24020001, 0x3c030800, 0x8c6323f0, 0x10620006, 0x00000000,
  3968. 0x3c020800, 0x944223d8, 0x00021400, 0x0a00031f, 0xae220014, 0x3c040800,
  3969. 0x248423da, 0x94820000, 0x00021400, 0xae220014, 0x3c020800, 0x8c421bbc,
  3970. 0x3c03c000, 0x3c010800, 0xa0201b98, 0x00431025, 0xaf625c5c, 0x8f625c50,
  3971. 0x30420002, 0x10400009, 0x00000000, 0x2484f7e2, 0x8c820000, 0x00431025,
  3972. 0xaf625c5c, 0x8f625c50, 0x30420002, 0x1440fffa, 0x00000000, 0x3c020800,
  3973. 0x24421b84, 0x8c430000, 0x24630001, 0xac430000, 0x8f630c14, 0x3063000f,
  3974. 0x2c620002, 0x1440000c, 0x3c024000, 0x8f630c14, 0x3c020800, 0x8c421b40,
  3975. 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7,
  3976. 0x00000000, 0x3c024000, 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002,
  3977. 0x1440fffc, 0x00000000, 0x12600003, 0x00000000, 0x0e0004c0, 0x00000000,
  3978. 0x8fbf0028, 0x8fb30024, 0x8fb20020, 0x8fb1001c, 0x8fb00018, 0x03e00008,
  3979. 0x27bd0030, 0x8f634450, 0x3c040800, 0x24841b88, 0x8c820000, 0x00031c02,
  3980. 0x0043102b, 0x14400007, 0x3c038000, 0x8c840004, 0x8f624450, 0x00021c02,
  3981. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  3982. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3c024000,
  3983. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00000000,
  3984. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00805821, 0x14c00011, 0x256e0008,
  3985. 0x3c020800, 0x8c4223f4, 0x10400007, 0x24020016, 0x3c010800, 0xa42223d2,
  3986. 0x2402002a, 0x3c010800, 0x0a000364, 0xa42223d4, 0x8d670010, 0x00071402,
  3987. 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42723d4, 0x3c040800, 0x948423d4,
  3988. 0x3c030800, 0x946323d2, 0x95cf0006, 0x3c020800, 0x944223d0, 0x00832023,
  3989. 0x01e2c023, 0x3065ffff, 0x24a20028, 0x01c24821, 0x3082ffff, 0x14c0001a,
  3990. 0x01226021, 0x9582000c, 0x3042003f, 0x3c010800, 0xa42223d6, 0x95820004,
  3991. 0x95830006, 0x3c010800, 0xac2023e4, 0x3c010800, 0xac2023e8, 0x00021400,
  3992. 0x00431025, 0x3c010800, 0xac221bc0, 0x95220004, 0x3c010800, 0xa4221bc4,
  3993. 0x95230002, 0x01e51023, 0x0043102a, 0x10400010, 0x24020001, 0x3c010800,
  3994. 0x0a000398, 0xac2223f8, 0x3c030800, 0x8c6323e8, 0x3c020800, 0x94421bc4,
  3995. 0x00431021, 0xa5220004, 0x3c020800, 0x94421bc0, 0xa5820004, 0x3c020800,
  3996. 0x8c421bc0, 0xa5820006, 0x3c020800, 0x8c4223f0, 0x3c0d0800, 0x8dad23e4,
  3997. 0x3c0a0800, 0x144000e5, 0x8d4a23e8, 0x3c020800, 0x94421bc4, 0x004a1821,
  3998. 0x3063ffff, 0x0062182b, 0x24020002, 0x10c2000d, 0x01435023, 0x3c020800,
  3999. 0x944223d6, 0x30420009, 0x10400008, 0x00000000, 0x9582000c, 0x3042fff6,
  4000. 0xa582000c, 0x3c020800, 0x944223d6, 0x30420009, 0x01a26823, 0x3c020800,
  4001. 0x8c4223f8, 0x1040004a, 0x01203821, 0x3c020800, 0x944223d2, 0x00004021,
  4002. 0xa520000a, 0x01e21023, 0xa5220002, 0x3082ffff, 0x00021042, 0x18400008,
  4003. 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a,
  4004. 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402,
  4005. 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c,
  4006. 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb,
  4007. 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821,
  4008. 0x3082ffff, 0xa4e00010, 0x00621821, 0x00021042, 0x18400010, 0x00c33021,
  4009. 0x00404821, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006,
  4010. 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008,
  4011. 0x0109102a, 0x1440fff3, 0x00000000, 0x30820001, 0x10400005, 0x00061c02,
  4012. 0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021,
  4013. 0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081,
  4014. 0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800,
  4015. 0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800,
  4016. 0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a,
  4017. 0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02,
  4018. 0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821,
  4019. 0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023,
  4020. 0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff,
  4021. 0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042,
  4022. 0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021,
  4023. 0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021,
  4024. 0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021,
  4025. 0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004,
  4026. 0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023,
  4027. 0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821,
  4028. 0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800,
  4029. 0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043,
  4030. 0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021,
  4031. 0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80,
  4032. 0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800,
  4033. 0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff,
  4034. 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010,
  4035. 0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007,
  4036. 0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402,
  4037. 0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff,
  4038. 0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021,
  4039. 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff,
  4040. 0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005,
  4041. 0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800,
  4042. 0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4,
  4043. 0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b,
  4044. 0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4,
  4045. 0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800,
  4046. 0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034,
  4047. 0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000,
  4048. 0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac,
  4049. 0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022,
  4050. 0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000,
  4051. 0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0,
  4052. 0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021,
  4053. 0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000,
  4054. 0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc,
  4055. 0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005,
  4056. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080,
  4057. 0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800,
  4058. 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014,
  4059. 0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823,
  4060. 0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021,
  4061. 0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010,
  4062. 0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5,
  4063. 0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4064. 0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021,
  4065. 0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c,
  4066. 0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005,
  4067. 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800,
  4068. 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500,
  4069. 0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023,
  4070. 0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821,
  4071. 0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000,
  4072. 0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021,
  4073. 0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006,
  4074. 0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0,
  4075. 0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006,
  4076. 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905,
  4077. 0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860,
  4078. 0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab,
  4079. 0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff,
  4080. 0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
  4081. 0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038,
  4082. 0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020,
  4083. 0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450,
  4084. 0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003,
  4085. 0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff,
  4086. 0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002,
  4087. 0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f,
  4088. 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000,
  4089. 0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820,
  4090. 0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4,
  4091. 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000,
  4092. 0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010,
  4093. 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50,
  4094. 0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002,
  4095. 0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff,
  4096. 0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8,
  4097. 0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438,
  4098. 0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800,
  4099. 0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800,
  4100. 0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000,
  4101. 0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000,
  4102. 0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021,
  4103. 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe,
  4104. 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008,
  4105. 0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b,
  4106. 0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02,
  4107. 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
  4108. 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff,
  4109. 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff,
  4110. 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021,
  4111. 0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651,
  4112. 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000,
  4113. 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0,
  4114. 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014,
  4115. 0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000,
  4116. 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000,
  4117. 0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800,
  4118. 0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b,
  4119. 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010,
  4120. 0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001,
  4121. 0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800,
  4122. 0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000,
  4123. 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008,
  4124. 0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74,
  4125. 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010,
  4126. 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000,
  4127. };
  4128. static u32 tg3TsoFwRodata[] = {
  4129. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4130. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f,
  4131. 0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000,
  4132. 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000,
  4133. 0x00000000,
  4134. };
  4135. static u32 tg3TsoFwData[] = {
  4136. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000,
  4137. 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
  4138. 0x00000000,
  4139. };
  4140. /* 5705 needs a special version of the TSO firmware. */
  4141. #define TG3_TSO5_FW_RELEASE_MAJOR 0x1
  4142. #define TG3_TSO5_FW_RELASE_MINOR 0x2
  4143. #define TG3_TSO5_FW_RELEASE_FIX 0x0
  4144. #define TG3_TSO5_FW_START_ADDR 0x00010000
  4145. #define TG3_TSO5_FW_TEXT_ADDR 0x00010000
  4146. #define TG3_TSO5_FW_TEXT_LEN 0xe90
  4147. #define TG3_TSO5_FW_RODATA_ADDR 0x00010e90
  4148. #define TG3_TSO5_FW_RODATA_LEN 0x50
  4149. #define TG3_TSO5_FW_DATA_ADDR 0x00010f00
  4150. #define TG3_TSO5_FW_DATA_LEN 0x20
  4151. #define TG3_TSO5_FW_SBSS_ADDR 0x00010f20
  4152. #define TG3_TSO5_FW_SBSS_LEN 0x28
  4153. #define TG3_TSO5_FW_BSS_ADDR 0x00010f50
  4154. #define TG3_TSO5_FW_BSS_LEN 0x88
  4155. static u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = {
  4156. 0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000,
  4157. 0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001,
  4158. 0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
  4159. 0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001,
  4160. 0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001,
  4161. 0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378,
  4162. 0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4163. 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014,
  4164. 0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400,
  4165. 0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000,
  4166. 0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200,
  4167. 0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000,
  4168. 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020,
  4169. 0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821,
  4170. 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130,
  4171. 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018,
  4172. 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60,
  4173. 0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821,
  4174. 0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000,
  4175. 0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028,
  4176. 0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402,
  4177. 0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014,
  4178. 0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff,
  4179. 0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b,
  4180. 0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004,
  4181. 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8,
  4182. 0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001,
  4183. 0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021,
  4184. 0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2,
  4185. 0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a,
  4186. 0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4187. 0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001,
  4188. 0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001,
  4189. 0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021,
  4190. 0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000,
  4191. 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c,
  4192. 0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005,
  4193. 0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006,
  4194. 0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c,
  4195. 0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c,
  4196. 0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021,
  4197. 0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001,
  4198. 0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b,
  4199. 0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c,
  4200. 0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76,
  4201. 0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c,
  4202. 0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70,
  4203. 0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c,
  4204. 0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72,
  4205. 0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff,
  4206. 0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78,
  4207. 0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78,
  4208. 0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005,
  4209. 0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d,
  4210. 0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005,
  4211. 0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027,
  4212. 0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d,
  4213. 0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff,
  4214. 0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001,
  4215. 0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000,
  4216. 0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a,
  4217. 0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff,
  4218. 0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001,
  4219. 0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200,
  4220. 0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001,
  4221. 0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021,
  4222. 0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
  4223. 0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00,
  4224. 0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001,
  4225. 0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000,
  4226. 0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003,
  4227. 0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001,
  4228. 0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56,
  4229. 0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4,
  4230. 0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64,
  4231. 0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088,
  4232. 0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001,
  4233. 0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57,
  4234. 0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001,
  4235. 0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001,
  4236. 0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000,
  4237. 0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001,
  4238. 0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823,
  4239. 0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001,
  4240. 0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001,
  4241. 0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001,
  4242. 0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021,
  4243. 0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008,
  4244. 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4,
  4245. 0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001,
  4246. 0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001,
  4247. 0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec,
  4248. 0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000,
  4249. 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024,
  4250. 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024,
  4251. 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000,
  4252. 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000,
  4253. 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003,
  4254. 0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001,
  4255. 0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001,
  4256. 0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff,
  4257. 0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c,
  4258. 0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54,
  4259. 0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001,
  4260. 0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624,
  4261. 0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624,
  4262. 0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4263. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4264. 0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283,
  4265. 0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825,
  4266. 0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003,
  4267. 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7,
  4268. 0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c,
  4269. 0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009,
  4270. 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025,
  4271. 0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008,
  4272. 0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021,
  4273. 0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
  4274. 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
  4275. 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014,
  4276. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001,
  4277. 0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010,
  4278. 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001,
  4279. 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020,
  4280. 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804,
  4281. 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20,
  4282. 0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315,
  4283. 0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005,
  4284. 0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001,
  4285. 0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001,
  4286. 0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014,
  4287. 0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8,
  4288. 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000,
  4289. 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008,
  4290. 0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008,
  4291. 0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b,
  4292. 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd,
  4293. 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000,
  4294. 0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025,
  4295. 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008,
  4296. 0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff,
  4297. 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008,
  4298. 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021,
  4299. 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f,
  4300. 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600,
  4301. 0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40,
  4302. 0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000,
  4303. 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
  4304. 0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44,
  4305. 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003,
  4306. 0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001,
  4307. 0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
  4308. 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c,
  4309. 0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008,
  4310. 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
  4311. 0x00000000, 0x00000000, 0x00000000,
  4312. };
  4313. static u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = {
  4314. 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
  4315. 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000,
  4316. 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
  4317. 0x00000000, 0x00000000, 0x00000000,
  4318. };
  4319. static u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = {
  4320. 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000,
  4321. 0x00000000, 0x00000000, 0x00000000,
  4322. };
  4323. /* tp->lock is held. */
  4324. static int tg3_load_tso_firmware(struct tg3 *tp)
  4325. {
  4326. struct fw_info info;
  4327. unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
  4328. int err, i;
  4329. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4330. return 0;
  4331. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
  4332. info.text_base = TG3_TSO5_FW_TEXT_ADDR;
  4333. info.text_len = TG3_TSO5_FW_TEXT_LEN;
  4334. info.text_data = &tg3Tso5FwText[0];
  4335. info.rodata_base = TG3_TSO5_FW_RODATA_ADDR;
  4336. info.rodata_len = TG3_TSO5_FW_RODATA_LEN;
  4337. info.rodata_data = &tg3Tso5FwRodata[0];
  4338. info.data_base = TG3_TSO5_FW_DATA_ADDR;
  4339. info.data_len = TG3_TSO5_FW_DATA_LEN;
  4340. info.data_data = &tg3Tso5FwData[0];
  4341. cpu_base = RX_CPU_BASE;
  4342. cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705;
  4343. cpu_scratch_size = (info.text_len +
  4344. info.rodata_len +
  4345. info.data_len +
  4346. TG3_TSO5_FW_SBSS_LEN +
  4347. TG3_TSO5_FW_BSS_LEN);
  4348. } else {
  4349. info.text_base = TG3_TSO_FW_TEXT_ADDR;
  4350. info.text_len = TG3_TSO_FW_TEXT_LEN;
  4351. info.text_data = &tg3TsoFwText[0];
  4352. info.rodata_base = TG3_TSO_FW_RODATA_ADDR;
  4353. info.rodata_len = TG3_TSO_FW_RODATA_LEN;
  4354. info.rodata_data = &tg3TsoFwRodata[0];
  4355. info.data_base = TG3_TSO_FW_DATA_ADDR;
  4356. info.data_len = TG3_TSO_FW_DATA_LEN;
  4357. info.data_data = &tg3TsoFwData[0];
  4358. cpu_base = TX_CPU_BASE;
  4359. cpu_scratch_base = TX_CPU_SCRATCH_BASE;
  4360. cpu_scratch_size = TX_CPU_SCRATCH_SIZE;
  4361. }
  4362. err = tg3_load_firmware_cpu(tp, cpu_base,
  4363. cpu_scratch_base, cpu_scratch_size,
  4364. &info);
  4365. if (err)
  4366. return err;
  4367. /* Now startup the cpu. */
  4368. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4369. tw32_f(cpu_base + CPU_PC, info.text_base);
  4370. for (i = 0; i < 5; i++) {
  4371. if (tr32(cpu_base + CPU_PC) == info.text_base)
  4372. break;
  4373. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4374. tw32(cpu_base + CPU_MODE, CPU_MODE_HALT);
  4375. tw32_f(cpu_base + CPU_PC, info.text_base);
  4376. udelay(1000);
  4377. }
  4378. if (i >= 5) {
  4379. printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s "
  4380. "to set CPU PC, is %08x should be %08x\n",
  4381. tp->dev->name, tr32(cpu_base + CPU_PC),
  4382. info.text_base);
  4383. return -ENODEV;
  4384. }
  4385. tw32(cpu_base + CPU_STATE, 0xffffffff);
  4386. tw32_f(cpu_base + CPU_MODE, 0x00000000);
  4387. return 0;
  4388. }
  4389. #endif /* TG3_TSO_SUPPORT != 0 */
  4390. /* tp->lock is held. */
  4391. static void __tg3_set_mac_addr(struct tg3 *tp)
  4392. {
  4393. u32 addr_high, addr_low;
  4394. int i;
  4395. addr_high = ((tp->dev->dev_addr[0] << 8) |
  4396. tp->dev->dev_addr[1]);
  4397. addr_low = ((tp->dev->dev_addr[2] << 24) |
  4398. (tp->dev->dev_addr[3] << 16) |
  4399. (tp->dev->dev_addr[4] << 8) |
  4400. (tp->dev->dev_addr[5] << 0));
  4401. for (i = 0; i < 4; i++) {
  4402. tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
  4403. tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
  4404. }
  4405. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  4406. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  4407. for (i = 0; i < 12; i++) {
  4408. tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
  4409. tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
  4410. }
  4411. }
  4412. addr_high = (tp->dev->dev_addr[0] +
  4413. tp->dev->dev_addr[1] +
  4414. tp->dev->dev_addr[2] +
  4415. tp->dev->dev_addr[3] +
  4416. tp->dev->dev_addr[4] +
  4417. tp->dev->dev_addr[5]) &
  4418. TX_BACKOFF_SEED_MASK;
  4419. tw32(MAC_TX_BACKOFF_SEED, addr_high);
  4420. }
  4421. static int tg3_set_mac_addr(struct net_device *dev, void *p)
  4422. {
  4423. struct tg3 *tp = netdev_priv(dev);
  4424. struct sockaddr *addr = p;
  4425. memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
  4426. spin_lock_bh(&tp->lock);
  4427. __tg3_set_mac_addr(tp);
  4428. spin_unlock_bh(&tp->lock);
  4429. return 0;
  4430. }
  4431. /* tp->lock is held. */
  4432. static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr,
  4433. dma_addr_t mapping, u32 maxlen_flags,
  4434. u32 nic_addr)
  4435. {
  4436. tg3_write_mem(tp,
  4437. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
  4438. ((u64) mapping >> 32));
  4439. tg3_write_mem(tp,
  4440. (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
  4441. ((u64) mapping & 0xffffffff));
  4442. tg3_write_mem(tp,
  4443. (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS),
  4444. maxlen_flags);
  4445. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4446. tg3_write_mem(tp,
  4447. (bdinfo_addr + TG3_BDINFO_NIC_ADDR),
  4448. nic_addr);
  4449. }
  4450. static void __tg3_set_rx_mode(struct net_device *);
  4451. static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
  4452. {
  4453. tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs);
  4454. tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs);
  4455. tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames);
  4456. tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames);
  4457. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4458. tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq);
  4459. tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq);
  4460. }
  4461. tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq);
  4462. tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq);
  4463. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4464. u32 val = ec->stats_block_coalesce_usecs;
  4465. if (!netif_carrier_ok(tp->dev))
  4466. val = 0;
  4467. tw32(HOSTCC_STAT_COAL_TICKS, val);
  4468. }
  4469. }
  4470. /* tp->lock is held. */
  4471. static int tg3_reset_hw(struct tg3 *tp)
  4472. {
  4473. u32 val, rdmac_mode;
  4474. int i, err, limit;
  4475. tg3_disable_ints(tp);
  4476. tg3_stop_fw(tp);
  4477. tg3_write_sig_pre_reset(tp, RESET_KIND_INIT);
  4478. if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
  4479. tg3_abort_hw(tp, 1);
  4480. }
  4481. err = tg3_chip_reset(tp);
  4482. if (err)
  4483. return err;
  4484. tg3_write_sig_legacy(tp, RESET_KIND_INIT);
  4485. /* This works around an issue with Athlon chipsets on
  4486. * B3 tigon3 silicon. This bit has no effect on any
  4487. * other revision. But do not set this on PCI Express
  4488. * chips.
  4489. */
  4490. if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  4491. tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
  4492. tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
  4493. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
  4494. (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  4495. val = tr32(TG3PCI_PCISTATE);
  4496. val |= PCISTATE_RETRY_SAME_DMA;
  4497. tw32(TG3PCI_PCISTATE, val);
  4498. }
  4499. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) {
  4500. /* Enable some hw fixes. */
  4501. val = tr32(TG3PCI_MSI_DATA);
  4502. val |= (1 << 26) | (1 << 28) | (1 << 29);
  4503. tw32(TG3PCI_MSI_DATA, val);
  4504. }
  4505. /* Descriptor ring init may make accesses to the
  4506. * NIC SRAM area to setup the TX descriptors, so we
  4507. * can only do this after the hardware has been
  4508. * successfully reset.
  4509. */
  4510. tg3_init_rings(tp);
  4511. /* This value is determined during the probe time DMA
  4512. * engine test, tg3_test_dma.
  4513. */
  4514. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  4515. tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
  4516. GRC_MODE_4X_NIC_SEND_RINGS |
  4517. GRC_MODE_NO_TX_PHDR_CSUM |
  4518. GRC_MODE_NO_RX_PHDR_CSUM);
  4519. tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
  4520. if (tp->tg3_flags & TG3_FLAG_NO_TX_PSEUDO_CSUM)
  4521. tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
  4522. if (tp->tg3_flags & TG3_FLAG_NO_RX_PSEUDO_CSUM)
  4523. tp->grc_mode |= GRC_MODE_NO_RX_PHDR_CSUM;
  4524. tw32(GRC_MODE,
  4525. tp->grc_mode |
  4526. (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));
  4527. /* Setup the timer prescalar register. Clock is always 66Mhz. */
  4528. val = tr32(GRC_MISC_CFG);
  4529. val &= ~0xff;
  4530. val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT);
  4531. tw32(GRC_MISC_CFG, val);
  4532. /* Initialize MBUF/DESC pool. */
  4533. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
  4534. /* Do nothing. */
  4535. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
  4536. tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
  4537. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  4538. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
  4539. else
  4540. tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
  4541. tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
  4542. tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
  4543. }
  4544. #if TG3_TSO_SUPPORT != 0
  4545. else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  4546. int fw_len;
  4547. fw_len = (TG3_TSO5_FW_TEXT_LEN +
  4548. TG3_TSO5_FW_RODATA_LEN +
  4549. TG3_TSO5_FW_DATA_LEN +
  4550. TG3_TSO5_FW_SBSS_LEN +
  4551. TG3_TSO5_FW_BSS_LEN);
  4552. fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1);
  4553. tw32(BUFMGR_MB_POOL_ADDR,
  4554. NIC_SRAM_MBUF_POOL_BASE5705 + fw_len);
  4555. tw32(BUFMGR_MB_POOL_SIZE,
  4556. NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
  4557. }
  4558. #endif
  4559. if (tp->dev->mtu <= ETH_DATA_LEN) {
  4560. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  4561. tp->bufmgr_config.mbuf_read_dma_low_water);
  4562. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  4563. tp->bufmgr_config.mbuf_mac_rx_low_water);
  4564. tw32(BUFMGR_MB_HIGH_WATER,
  4565. tp->bufmgr_config.mbuf_high_water);
  4566. } else {
  4567. tw32(BUFMGR_MB_RDMA_LOW_WATER,
  4568. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
  4569. tw32(BUFMGR_MB_MACRX_LOW_WATER,
  4570. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
  4571. tw32(BUFMGR_MB_HIGH_WATER,
  4572. tp->bufmgr_config.mbuf_high_water_jumbo);
  4573. }
  4574. tw32(BUFMGR_DMA_LOW_WATER,
  4575. tp->bufmgr_config.dma_low_water);
  4576. tw32(BUFMGR_DMA_HIGH_WATER,
  4577. tp->bufmgr_config.dma_high_water);
  4578. tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
  4579. for (i = 0; i < 2000; i++) {
  4580. if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
  4581. break;
  4582. udelay(10);
  4583. }
  4584. if (i >= 2000) {
  4585. printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n",
  4586. tp->dev->name);
  4587. return -ENODEV;
  4588. }
  4589. /* Setup replenish threshold. */
  4590. tw32(RCVBDI_STD_THRESH, tp->rx_pending / 8);
  4591. /* Initialize TG3_BDINFO's at:
  4592. * RCVDBDI_STD_BD: standard eth size rx ring
  4593. * RCVDBDI_JUMBO_BD: jumbo frame rx ring
  4594. * RCVDBDI_MINI_BD: small frame rx ring (??? does not work)
  4595. *
  4596. * like so:
  4597. * TG3_BDINFO_HOST_ADDR: high/low parts of DMA address of ring
  4598. * TG3_BDINFO_MAXLEN_FLAGS: (rx max buffer size << 16) |
  4599. * ring attribute flags
  4600. * TG3_BDINFO_NIC_ADDR: location of descriptors in nic SRAM
  4601. *
  4602. * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
  4603. * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
  4604. *
  4605. * The size of each ring is fixed in the firmware, but the location is
  4606. * configurable.
  4607. */
  4608. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4609. ((u64) tp->rx_std_mapping >> 32));
  4610. tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  4611. ((u64) tp->rx_std_mapping & 0xffffffff));
  4612. tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
  4613. NIC_SRAM_RX_BUFFER_DESC);
  4614. /* Don't even try to program the JUMBO/MINI buffer descriptor
  4615. * configs on 5705.
  4616. */
  4617. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  4618. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4619. RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
  4620. } else {
  4621. tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4622. RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  4623. tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4624. BDINFO_FLAGS_DISABLED);
  4625. /* Setup replenish threshold. */
  4626. tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8);
  4627. if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
  4628. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4629. ((u64) tp->rx_jumbo_mapping >> 32));
  4630. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
  4631. ((u64) tp->rx_jumbo_mapping & 0xffffffff));
  4632. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4633. RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
  4634. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
  4635. NIC_SRAM_RX_JUMBO_BUFFER_DESC);
  4636. } else {
  4637. tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
  4638. BDINFO_FLAGS_DISABLED);
  4639. }
  4640. }
  4641. /* There is only one send ring on 5705/5750, no need to explicitly
  4642. * disable the others.
  4643. */
  4644. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4645. /* Clear out send RCB ring in SRAM. */
  4646. for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
  4647. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  4648. BDINFO_FLAGS_DISABLED);
  4649. }
  4650. tp->tx_prod = 0;
  4651. tp->tx_cons = 0;
  4652. tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4653. tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4654. tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
  4655. tp->tx_desc_mapping,
  4656. (TG3_TX_RING_SIZE <<
  4657. BDINFO_FLAGS_MAXLEN_SHIFT),
  4658. NIC_SRAM_TX_BUFFER_DESC);
  4659. /* There is only one receive return ring on 5705/5750, no need
  4660. * to explicitly disable the others.
  4661. */
  4662. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4663. for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK;
  4664. i += TG3_BDINFO_SIZE) {
  4665. tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
  4666. BDINFO_FLAGS_DISABLED);
  4667. }
  4668. }
  4669. tp->rx_rcb_ptr = 0;
  4670. tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
  4671. tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
  4672. tp->rx_rcb_mapping,
  4673. (TG3_RX_RCB_RING_SIZE(tp) <<
  4674. BDINFO_FLAGS_MAXLEN_SHIFT),
  4675. 0);
  4676. tp->rx_std_ptr = tp->rx_pending;
  4677. tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
  4678. tp->rx_std_ptr);
  4679. tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
  4680. tp->rx_jumbo_pending : 0;
  4681. tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
  4682. tp->rx_jumbo_ptr);
  4683. /* Initialize MAC address and backoff seed. */
  4684. __tg3_set_mac_addr(tp);
  4685. /* MTU + ethernet header + FCS + optional VLAN tag */
  4686. tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
  4687. /* The slot time is changed by tg3_setup_phy if we
  4688. * run at gigabit with half duplex.
  4689. */
  4690. tw32(MAC_TX_LENGTHS,
  4691. (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
  4692. (6 << TX_LENGTHS_IPG_SHIFT) |
  4693. (32 << TX_LENGTHS_SLOT_TIME_SHIFT));
  4694. /* Receive rules. */
  4695. tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS);
  4696. tw32(RCVLPC_CONFIG, 0x0181);
  4697. /* Calculate RDMAC_MODE setting early, we need it to determine
  4698. * the RCVLPC_STATE_ENABLE mask.
  4699. */
  4700. rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
  4701. RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
  4702. RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
  4703. RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
  4704. RDMAC_MODE_LNGREAD_ENAB);
  4705. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  4706. rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
  4707. /* If statement applies to 5705 and 5750 PCI devices only */
  4708. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  4709. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  4710. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) {
  4711. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE &&
  4712. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  4713. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  4714. rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128;
  4715. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  4716. !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
  4717. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  4718. }
  4719. }
  4720. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
  4721. rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
  4722. #if TG3_TSO_SUPPORT != 0
  4723. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4724. rdmac_mode |= (1 << 27);
  4725. #endif
  4726. /* Receive/send statistics. */
  4727. if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) &&
  4728. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  4729. val = tr32(RCVLPC_STATS_ENABLE);
  4730. val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX;
  4731. tw32(RCVLPC_STATS_ENABLE, val);
  4732. } else {
  4733. tw32(RCVLPC_STATS_ENABLE, 0xffffff);
  4734. }
  4735. tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE);
  4736. tw32(SNDDATAI_STATSENAB, 0xffffff);
  4737. tw32(SNDDATAI_STATSCTRL,
  4738. (SNDDATAI_SCTRL_ENABLE |
  4739. SNDDATAI_SCTRL_FASTUPD));
  4740. /* Setup host coalescing engine. */
  4741. tw32(HOSTCC_MODE, 0);
  4742. for (i = 0; i < 2000; i++) {
  4743. if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
  4744. break;
  4745. udelay(10);
  4746. }
  4747. __tg3_set_coalesce(tp, &tp->coal);
  4748. /* set status block DMA address */
  4749. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4750. ((u64) tp->status_mapping >> 32));
  4751. tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  4752. ((u64) tp->status_mapping & 0xffffffff));
  4753. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4754. /* Status/statistics block address. See tg3_timer,
  4755. * the tg3_periodic_fetch_stats call there, and
  4756. * tg3_get_stats to see how this works for 5705/5750 chips.
  4757. */
  4758. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
  4759. ((u64) tp->stats_mapping >> 32));
  4760. tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
  4761. ((u64) tp->stats_mapping & 0xffffffff));
  4762. tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK);
  4763. tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK);
  4764. }
  4765. tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode);
  4766. tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE);
  4767. tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE);
  4768. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4769. tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE);
  4770. /* Clear statistics/status block in chip, and status block in ram. */
  4771. for (i = NIC_SRAM_STATS_BLK;
  4772. i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
  4773. i += sizeof(u32)) {
  4774. tg3_write_mem(tp, i, 0);
  4775. udelay(40);
  4776. }
  4777. memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
  4778. tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
  4779. MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
  4780. tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);
  4781. udelay(40);
  4782. /* tp->grc_local_ctrl is partially set up during tg3_get_invariants().
  4783. * If TG3_FLAG_EEPROM_WRITE_PROT is set, we should read the
  4784. * register to preserve the GPIO settings for LOMs. The GPIOs,
  4785. * whether used as inputs or outputs, are set by boot code after
  4786. * reset.
  4787. */
  4788. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  4789. u32 gpio_mask;
  4790. gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 |
  4791. GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2;
  4792. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  4793. gpio_mask |= GRC_LCLCTRL_GPIO_OE3 |
  4794. GRC_LCLCTRL_GPIO_OUTPUT3;
  4795. tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
  4796. /* GPIO1 must be driven high for eeprom write protect */
  4797. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  4798. GRC_LCLCTRL_GPIO_OUTPUT1);
  4799. }
  4800. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  4801. udelay(100);
  4802. tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
  4803. tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  4804. tp->last_tag = 0;
  4805. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  4806. tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
  4807. udelay(40);
  4808. }
  4809. val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
  4810. WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
  4811. WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
  4812. WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
  4813. WDMAC_MODE_LNGREAD_ENAB);
  4814. /* If statement applies to 5705 and 5750 PCI devices only */
  4815. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  4816. tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
  4817. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  4818. if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) &&
  4819. (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
  4820. tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
  4821. /* nothing */
  4822. } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
  4823. !(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  4824. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  4825. val |= WDMAC_MODE_RX_ACCEL;
  4826. }
  4827. }
  4828. tw32_f(WDMAC_MODE, val);
  4829. udelay(40);
  4830. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) {
  4831. val = tr32(TG3PCI_X_CAPS);
  4832. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
  4833. val &= ~PCIX_CAPS_BURST_MASK;
  4834. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  4835. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  4836. val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
  4837. val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
  4838. if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
  4839. val |= (tp->split_mode_max_reqs <<
  4840. PCIX_CAPS_SPLIT_SHIFT);
  4841. }
  4842. tw32(TG3PCI_X_CAPS, val);
  4843. }
  4844. tw32_f(RDMAC_MODE, rdmac_mode);
  4845. udelay(40);
  4846. tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE);
  4847. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  4848. tw32(MBFREE_MODE, MBFREE_MODE_ENABLE);
  4849. tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
  4850. tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE);
  4851. tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
  4852. tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
  4853. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
  4854. #if TG3_TSO_SUPPORT != 0
  4855. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
  4856. tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
  4857. #endif
  4858. tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
  4859. tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
  4860. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
  4861. err = tg3_load_5701_a0_firmware_fix(tp);
  4862. if (err)
  4863. return err;
  4864. }
  4865. #if TG3_TSO_SUPPORT != 0
  4866. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
  4867. err = tg3_load_tso_firmware(tp);
  4868. if (err)
  4869. return err;
  4870. }
  4871. #endif
  4872. tp->tx_mode = TX_MODE_ENABLE;
  4873. tw32_f(MAC_TX_MODE, tp->tx_mode);
  4874. udelay(100);
  4875. tp->rx_mode = RX_MODE_ENABLE;
  4876. tw32_f(MAC_RX_MODE, tp->rx_mode);
  4877. udelay(10);
  4878. if (tp->link_config.phy_is_low_power) {
  4879. tp->link_config.phy_is_low_power = 0;
  4880. tp->link_config.speed = tp->link_config.orig_speed;
  4881. tp->link_config.duplex = tp->link_config.orig_duplex;
  4882. tp->link_config.autoneg = tp->link_config.orig_autoneg;
  4883. }
  4884. tp->mi_mode = MAC_MI_MODE_BASE;
  4885. tw32_f(MAC_MI_MODE, tp->mi_mode);
  4886. udelay(80);
  4887. tw32(MAC_LED_CTRL, tp->led_ctrl);
  4888. tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
  4889. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  4890. tw32_f(MAC_RX_MODE, RX_MODE_RESET);
  4891. udelay(10);
  4892. }
  4893. tw32_f(MAC_RX_MODE, tp->rx_mode);
  4894. udelay(10);
  4895. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  4896. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) &&
  4897. !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) {
  4898. /* Set drive transmission level to 1.2V */
  4899. /* only if the signal pre-emphasis bit is not set */
  4900. val = tr32(MAC_SERDES_CFG);
  4901. val &= 0xfffff000;
  4902. val |= 0x880;
  4903. tw32(MAC_SERDES_CFG, val);
  4904. }
  4905. if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
  4906. tw32(MAC_SERDES_CFG, 0x616000);
  4907. }
  4908. /* Prevent chip from dropping frames when flow control
  4909. * is enabled.
  4910. */
  4911. tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
  4912. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  4913. (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  4914. /* Use hardware link auto-negotiation */
  4915. tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG;
  4916. }
  4917. err = tg3_setup_phy(tp, 1);
  4918. if (err)
  4919. return err;
  4920. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  4921. u32 tmp;
  4922. /* Clear CRC stats. */
  4923. if (!tg3_readphy(tp, 0x1e, &tmp)) {
  4924. tg3_writephy(tp, 0x1e, tmp | 0x8000);
  4925. tg3_readphy(tp, 0x14, &tmp);
  4926. }
  4927. }
  4928. __tg3_set_rx_mode(tp->dev);
  4929. /* Initialize receive rules. */
  4930. tw32(MAC_RCV_RULE_0, 0xc2000000 & RCV_RULE_DISABLE_MASK);
  4931. tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
  4932. tw32(MAC_RCV_RULE_1, 0x86000004 & RCV_RULE_DISABLE_MASK);
  4933. tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);
  4934. if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
  4935. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780))
  4936. limit = 8;
  4937. else
  4938. limit = 16;
  4939. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
  4940. limit -= 4;
  4941. switch (limit) {
  4942. case 16:
  4943. tw32(MAC_RCV_RULE_15, 0); tw32(MAC_RCV_VALUE_15, 0);
  4944. case 15:
  4945. tw32(MAC_RCV_RULE_14, 0); tw32(MAC_RCV_VALUE_14, 0);
  4946. case 14:
  4947. tw32(MAC_RCV_RULE_13, 0); tw32(MAC_RCV_VALUE_13, 0);
  4948. case 13:
  4949. tw32(MAC_RCV_RULE_12, 0); tw32(MAC_RCV_VALUE_12, 0);
  4950. case 12:
  4951. tw32(MAC_RCV_RULE_11, 0); tw32(MAC_RCV_VALUE_11, 0);
  4952. case 11:
  4953. tw32(MAC_RCV_RULE_10, 0); tw32(MAC_RCV_VALUE_10, 0);
  4954. case 10:
  4955. tw32(MAC_RCV_RULE_9, 0); tw32(MAC_RCV_VALUE_9, 0);
  4956. case 9:
  4957. tw32(MAC_RCV_RULE_8, 0); tw32(MAC_RCV_VALUE_8, 0);
  4958. case 8:
  4959. tw32(MAC_RCV_RULE_7, 0); tw32(MAC_RCV_VALUE_7, 0);
  4960. case 7:
  4961. tw32(MAC_RCV_RULE_6, 0); tw32(MAC_RCV_VALUE_6, 0);
  4962. case 6:
  4963. tw32(MAC_RCV_RULE_5, 0); tw32(MAC_RCV_VALUE_5, 0);
  4964. case 5:
  4965. tw32(MAC_RCV_RULE_4, 0); tw32(MAC_RCV_VALUE_4, 0);
  4966. case 4:
  4967. /* tw32(MAC_RCV_RULE_3, 0); tw32(MAC_RCV_VALUE_3, 0); */
  4968. case 3:
  4969. /* tw32(MAC_RCV_RULE_2, 0); tw32(MAC_RCV_VALUE_2, 0); */
  4970. case 2:
  4971. case 1:
  4972. default:
  4973. break;
  4974. };
  4975. tg3_write_sig_post_reset(tp, RESET_KIND_INIT);
  4976. return 0;
  4977. }
  4978. /* Called at device open time to get the chip ready for
  4979. * packet processing. Invoked with tp->lock held.
  4980. */
  4981. static int tg3_init_hw(struct tg3 *tp)
  4982. {
  4983. int err;
  4984. /* Force the chip into D0. */
  4985. err = tg3_set_power_state(tp, 0);
  4986. if (err)
  4987. goto out;
  4988. tg3_switch_clocks(tp);
  4989. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  4990. err = tg3_reset_hw(tp);
  4991. out:
  4992. return err;
  4993. }
  4994. #define TG3_STAT_ADD32(PSTAT, REG) \
  4995. do { u32 __val = tr32(REG); \
  4996. (PSTAT)->low += __val; \
  4997. if ((PSTAT)->low < __val) \
  4998. (PSTAT)->high += 1; \
  4999. } while (0)
  5000. static void tg3_periodic_fetch_stats(struct tg3 *tp)
  5001. {
  5002. struct tg3_hw_stats *sp = tp->hw_stats;
  5003. if (!netif_carrier_ok(tp->dev))
  5004. return;
  5005. TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS);
  5006. TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS);
  5007. TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT);
  5008. TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT);
  5009. TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS);
  5010. TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS);
  5011. TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS);
  5012. TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED);
  5013. TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL);
  5014. TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL);
  5015. TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST);
  5016. TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST);
  5017. TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST);
  5018. TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS);
  5019. TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS);
  5020. TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST);
  5021. TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST);
  5022. TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST);
  5023. TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS);
  5024. TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS);
  5025. TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD);
  5026. TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD);
  5027. TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD);
  5028. TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED);
  5029. TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG);
  5030. TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS);
  5031. TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE);
  5032. }
  5033. static void tg3_timer(unsigned long __opaque)
  5034. {
  5035. struct tg3 *tp = (struct tg3 *) __opaque;
  5036. spin_lock(&tp->lock);
  5037. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5038. /* All of this garbage is because when using non-tagged
  5039. * IRQ status the mailbox/status_block protocol the chip
  5040. * uses with the cpu is race prone.
  5041. */
  5042. if (tp->hw_status->status & SD_STATUS_UPDATED) {
  5043. tw32(GRC_LOCAL_CTRL,
  5044. tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
  5045. } else {
  5046. tw32(HOSTCC_MODE, tp->coalesce_mode |
  5047. (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
  5048. }
  5049. if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  5050. tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER;
  5051. spin_unlock(&tp->lock);
  5052. schedule_work(&tp->reset_task);
  5053. return;
  5054. }
  5055. }
  5056. /* This part only runs once per second. */
  5057. if (!--tp->timer_counter) {
  5058. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  5059. tg3_periodic_fetch_stats(tp);
  5060. if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
  5061. u32 mac_stat;
  5062. int phy_event;
  5063. mac_stat = tr32(MAC_STATUS);
  5064. phy_event = 0;
  5065. if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) {
  5066. if (mac_stat & MAC_STATUS_MI_INTERRUPT)
  5067. phy_event = 1;
  5068. } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)
  5069. phy_event = 1;
  5070. if (phy_event)
  5071. tg3_setup_phy(tp, 0);
  5072. } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) {
  5073. u32 mac_stat = tr32(MAC_STATUS);
  5074. int need_setup = 0;
  5075. if (netif_carrier_ok(tp->dev) &&
  5076. (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) {
  5077. need_setup = 1;
  5078. }
  5079. if (! netif_carrier_ok(tp->dev) &&
  5080. (mac_stat & (MAC_STATUS_PCS_SYNCED |
  5081. MAC_STATUS_SIGNAL_DET))) {
  5082. need_setup = 1;
  5083. }
  5084. if (need_setup) {
  5085. tw32_f(MAC_MODE,
  5086. (tp->mac_mode &
  5087. ~MAC_MODE_PORT_MODE_MASK));
  5088. udelay(40);
  5089. tw32_f(MAC_MODE, tp->mac_mode);
  5090. udelay(40);
  5091. tg3_setup_phy(tp, 0);
  5092. }
  5093. }
  5094. tp->timer_counter = tp->timer_multiplier;
  5095. }
  5096. /* Heartbeat is only sent once every 120 seconds. */
  5097. if (!--tp->asf_counter) {
  5098. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  5099. u32 val;
  5100. tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_ALIVE);
  5101. tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
  5102. tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 3);
  5103. val = tr32(GRC_RX_CPU_EVENT);
  5104. val |= (1 << 14);
  5105. tw32(GRC_RX_CPU_EVENT, val);
  5106. }
  5107. tp->asf_counter = tp->asf_multiplier;
  5108. }
  5109. spin_unlock(&tp->lock);
  5110. tp->timer.expires = jiffies + tp->timer_offset;
  5111. add_timer(&tp->timer);
  5112. }
  5113. static int tg3_test_interrupt(struct tg3 *tp)
  5114. {
  5115. struct net_device *dev = tp->dev;
  5116. int err, i;
  5117. u32 int_mbox = 0;
  5118. if (!netif_running(dev))
  5119. return -ENODEV;
  5120. tg3_disable_ints(tp);
  5121. free_irq(tp->pdev->irq, dev);
  5122. err = request_irq(tp->pdev->irq, tg3_test_isr,
  5123. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5124. if (err)
  5125. return err;
  5126. tg3_enable_ints(tp);
  5127. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  5128. HOSTCC_MODE_NOW);
  5129. for (i = 0; i < 5; i++) {
  5130. int_mbox = tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
  5131. if (int_mbox != 0)
  5132. break;
  5133. msleep(10);
  5134. }
  5135. tg3_disable_ints(tp);
  5136. free_irq(tp->pdev->irq, dev);
  5137. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
  5138. err = request_irq(tp->pdev->irq, tg3_msi,
  5139. SA_SAMPLE_RANDOM, dev->name, dev);
  5140. else {
  5141. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5142. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5143. fn = tg3_interrupt_tagged;
  5144. err = request_irq(tp->pdev->irq, fn,
  5145. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5146. }
  5147. if (err)
  5148. return err;
  5149. if (int_mbox != 0)
  5150. return 0;
  5151. return -EIO;
  5152. }
  5153. /* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is
  5154. * successfully restored
  5155. */
  5156. static int tg3_test_msi(struct tg3 *tp)
  5157. {
  5158. struct net_device *dev = tp->dev;
  5159. int err;
  5160. u16 pci_cmd;
  5161. if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI))
  5162. return 0;
  5163. /* Turn off SERR reporting in case MSI terminates with Master
  5164. * Abort.
  5165. */
  5166. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  5167. pci_write_config_word(tp->pdev, PCI_COMMAND,
  5168. pci_cmd & ~PCI_COMMAND_SERR);
  5169. err = tg3_test_interrupt(tp);
  5170. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  5171. if (!err)
  5172. return 0;
  5173. /* other failures */
  5174. if (err != -EIO)
  5175. return err;
  5176. /* MSI test failed, go back to INTx mode */
  5177. printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
  5178. "switching to INTx mode. Please report this failure to "
  5179. "the PCI maintainer and include system chipset information.\n",
  5180. tp->dev->name);
  5181. free_irq(tp->pdev->irq, dev);
  5182. pci_disable_msi(tp->pdev);
  5183. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5184. {
  5185. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5186. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5187. fn = tg3_interrupt_tagged;
  5188. err = request_irq(tp->pdev->irq, fn,
  5189. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5190. }
  5191. if (err)
  5192. return err;
  5193. /* Need to reset the chip because the MSI cycle may have terminated
  5194. * with Master Abort.
  5195. */
  5196. tg3_full_lock(tp, 1);
  5197. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5198. err = tg3_init_hw(tp);
  5199. tg3_full_unlock(tp);
  5200. if (err)
  5201. free_irq(tp->pdev->irq, dev);
  5202. return err;
  5203. }
  5204. static int tg3_open(struct net_device *dev)
  5205. {
  5206. struct tg3 *tp = netdev_priv(dev);
  5207. int err;
  5208. tg3_full_lock(tp, 0);
  5209. tg3_disable_ints(tp);
  5210. tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
  5211. tg3_full_unlock(tp);
  5212. /* The placement of this call is tied
  5213. * to the setup and use of Host TX descriptors.
  5214. */
  5215. err = tg3_alloc_consistent(tp);
  5216. if (err)
  5217. return err;
  5218. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  5219. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) &&
  5220. (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX)) {
  5221. /* All MSI supporting chips should support tagged
  5222. * status. Assert that this is the case.
  5223. */
  5224. if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
  5225. printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
  5226. "Not using MSI.\n", tp->dev->name);
  5227. } else if (pci_enable_msi(tp->pdev) == 0) {
  5228. u32 msi_mode;
  5229. msi_mode = tr32(MSGINT_MODE);
  5230. tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
  5231. tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
  5232. }
  5233. }
  5234. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
  5235. err = request_irq(tp->pdev->irq, tg3_msi,
  5236. SA_SAMPLE_RANDOM, dev->name, dev);
  5237. else {
  5238. irqreturn_t (*fn)(int, void *, struct pt_regs *)=tg3_interrupt;
  5239. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5240. fn = tg3_interrupt_tagged;
  5241. err = request_irq(tp->pdev->irq, fn,
  5242. SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
  5243. }
  5244. if (err) {
  5245. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5246. pci_disable_msi(tp->pdev);
  5247. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5248. }
  5249. tg3_free_consistent(tp);
  5250. return err;
  5251. }
  5252. tg3_full_lock(tp, 0);
  5253. err = tg3_init_hw(tp);
  5254. if (err) {
  5255. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5256. tg3_free_rings(tp);
  5257. } else {
  5258. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
  5259. tp->timer_offset = HZ;
  5260. else
  5261. tp->timer_offset = HZ / 10;
  5262. BUG_ON(tp->timer_offset > HZ);
  5263. tp->timer_counter = tp->timer_multiplier =
  5264. (HZ / tp->timer_offset);
  5265. tp->asf_counter = tp->asf_multiplier =
  5266. ((HZ / tp->timer_offset) * 120);
  5267. init_timer(&tp->timer);
  5268. tp->timer.expires = jiffies + tp->timer_offset;
  5269. tp->timer.data = (unsigned long) tp;
  5270. tp->timer.function = tg3_timer;
  5271. }
  5272. tg3_full_unlock(tp);
  5273. if (err) {
  5274. free_irq(tp->pdev->irq, dev);
  5275. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5276. pci_disable_msi(tp->pdev);
  5277. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5278. }
  5279. tg3_free_consistent(tp);
  5280. return err;
  5281. }
  5282. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5283. err = tg3_test_msi(tp);
  5284. if (err) {
  5285. tg3_full_lock(tp, 0);
  5286. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5287. pci_disable_msi(tp->pdev);
  5288. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5289. }
  5290. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5291. tg3_free_rings(tp);
  5292. tg3_free_consistent(tp);
  5293. tg3_full_unlock(tp);
  5294. return err;
  5295. }
  5296. }
  5297. tg3_full_lock(tp, 0);
  5298. add_timer(&tp->timer);
  5299. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  5300. tg3_enable_ints(tp);
  5301. tg3_full_unlock(tp);
  5302. netif_start_queue(dev);
  5303. return 0;
  5304. }
  5305. #if 0
  5306. /*static*/ void tg3_dump_state(struct tg3 *tp)
  5307. {
  5308. u32 val32, val32_2, val32_3, val32_4, val32_5;
  5309. u16 val16;
  5310. int i;
  5311. pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
  5312. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
  5313. printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n",
  5314. val16, val32);
  5315. /* MAC block */
  5316. printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n",
  5317. tr32(MAC_MODE), tr32(MAC_STATUS));
  5318. printk(" MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n",
  5319. tr32(MAC_EVENT), tr32(MAC_LED_CTRL));
  5320. printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n",
  5321. tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS));
  5322. printk(" MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n",
  5323. tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS));
  5324. /* Send data initiator control block */
  5325. printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n",
  5326. tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS));
  5327. printk(" SNDDATAI_STATSCTRL[%08x]\n",
  5328. tr32(SNDDATAI_STATSCTRL));
  5329. /* Send data completion control block */
  5330. printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE));
  5331. /* Send BD ring selector block */
  5332. printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n",
  5333. tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS));
  5334. /* Send BD initiator control block */
  5335. printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n",
  5336. tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS));
  5337. /* Send BD completion control block */
  5338. printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE));
  5339. /* Receive list placement control block */
  5340. printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n",
  5341. tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS));
  5342. printk(" RCVLPC_STATSCTRL[%08x]\n",
  5343. tr32(RCVLPC_STATSCTRL));
  5344. /* Receive data and receive BD initiator control block */
  5345. printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n",
  5346. tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS));
  5347. /* Receive data completion control block */
  5348. printk("DEBUG: RCVDCC_MODE[%08x]\n",
  5349. tr32(RCVDCC_MODE));
  5350. /* Receive BD initiator control block */
  5351. printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n",
  5352. tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS));
  5353. /* Receive BD completion control block */
  5354. printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n",
  5355. tr32(RCVCC_MODE), tr32(RCVCC_STATUS));
  5356. /* Receive list selector control block */
  5357. printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n",
  5358. tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS));
  5359. /* Mbuf cluster free block */
  5360. printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n",
  5361. tr32(MBFREE_MODE), tr32(MBFREE_STATUS));
  5362. /* Host coalescing control block */
  5363. printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n",
  5364. tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS));
  5365. printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n",
  5366. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5367. tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  5368. printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n",
  5369. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
  5370. tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
  5371. printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n",
  5372. tr32(HOSTCC_STATS_BLK_NIC_ADDR));
  5373. printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n",
  5374. tr32(HOSTCC_STATUS_BLK_NIC_ADDR));
  5375. /* Memory arbiter control block */
  5376. printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n",
  5377. tr32(MEMARB_MODE), tr32(MEMARB_STATUS));
  5378. /* Buffer manager control block */
  5379. printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n",
  5380. tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS));
  5381. printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n",
  5382. tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE));
  5383. printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] "
  5384. "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n",
  5385. tr32(BUFMGR_DMA_DESC_POOL_ADDR),
  5386. tr32(BUFMGR_DMA_DESC_POOL_SIZE));
  5387. /* Read DMA control block */
  5388. printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n",
  5389. tr32(RDMAC_MODE), tr32(RDMAC_STATUS));
  5390. /* Write DMA control block */
  5391. printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n",
  5392. tr32(WDMAC_MODE), tr32(WDMAC_STATUS));
  5393. /* DMA completion block */
  5394. printk("DEBUG: DMAC_MODE[%08x]\n",
  5395. tr32(DMAC_MODE));
  5396. /* GRC block */
  5397. printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n",
  5398. tr32(GRC_MODE), tr32(GRC_MISC_CFG));
  5399. printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n",
  5400. tr32(GRC_LOCAL_CTRL));
  5401. /* TG3_BDINFOs */
  5402. printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n",
  5403. tr32(RCVDBDI_JUMBO_BD + 0x0),
  5404. tr32(RCVDBDI_JUMBO_BD + 0x4),
  5405. tr32(RCVDBDI_JUMBO_BD + 0x8),
  5406. tr32(RCVDBDI_JUMBO_BD + 0xc));
  5407. printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n",
  5408. tr32(RCVDBDI_STD_BD + 0x0),
  5409. tr32(RCVDBDI_STD_BD + 0x4),
  5410. tr32(RCVDBDI_STD_BD + 0x8),
  5411. tr32(RCVDBDI_STD_BD + 0xc));
  5412. printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n",
  5413. tr32(RCVDBDI_MINI_BD + 0x0),
  5414. tr32(RCVDBDI_MINI_BD + 0x4),
  5415. tr32(RCVDBDI_MINI_BD + 0x8),
  5416. tr32(RCVDBDI_MINI_BD + 0xc));
  5417. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32);
  5418. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2);
  5419. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3);
  5420. tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4);
  5421. printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n",
  5422. val32, val32_2, val32_3, val32_4);
  5423. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32);
  5424. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2);
  5425. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3);
  5426. tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4);
  5427. printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n",
  5428. val32, val32_2, val32_3, val32_4);
  5429. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32);
  5430. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2);
  5431. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3);
  5432. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4);
  5433. tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5);
  5434. printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n",
  5435. val32, val32_2, val32_3, val32_4, val32_5);
  5436. /* SW status block */
  5437. printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
  5438. tp->hw_status->status,
  5439. tp->hw_status->status_tag,
  5440. tp->hw_status->rx_jumbo_consumer,
  5441. tp->hw_status->rx_consumer,
  5442. tp->hw_status->rx_mini_consumer,
  5443. tp->hw_status->idx[0].rx_producer,
  5444. tp->hw_status->idx[0].tx_consumer);
  5445. /* SW statistics block */
  5446. printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
  5447. ((u32 *)tp->hw_stats)[0],
  5448. ((u32 *)tp->hw_stats)[1],
  5449. ((u32 *)tp->hw_stats)[2],
  5450. ((u32 *)tp->hw_stats)[3]);
  5451. /* Mailboxes */
  5452. printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n",
  5453. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0),
  5454. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4),
  5455. tr32(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0),
  5456. tr32(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4));
  5457. /* NIC side send descriptors. */
  5458. for (i = 0; i < 6; i++) {
  5459. unsigned long txd;
  5460. txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC
  5461. + (i * sizeof(struct tg3_tx_buffer_desc));
  5462. printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n",
  5463. i,
  5464. readl(txd + 0x0), readl(txd + 0x4),
  5465. readl(txd + 0x8), readl(txd + 0xc));
  5466. }
  5467. /* NIC side RX descriptors. */
  5468. for (i = 0; i < 6; i++) {
  5469. unsigned long rxd;
  5470. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC
  5471. + (i * sizeof(struct tg3_rx_buffer_desc));
  5472. printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n",
  5473. i,
  5474. readl(rxd + 0x0), readl(rxd + 0x4),
  5475. readl(rxd + 0x8), readl(rxd + 0xc));
  5476. rxd += (4 * sizeof(u32));
  5477. printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n",
  5478. i,
  5479. readl(rxd + 0x0), readl(rxd + 0x4),
  5480. readl(rxd + 0x8), readl(rxd + 0xc));
  5481. }
  5482. for (i = 0; i < 6; i++) {
  5483. unsigned long rxd;
  5484. rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC
  5485. + (i * sizeof(struct tg3_rx_buffer_desc));
  5486. printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n",
  5487. i,
  5488. readl(rxd + 0x0), readl(rxd + 0x4),
  5489. readl(rxd + 0x8), readl(rxd + 0xc));
  5490. rxd += (4 * sizeof(u32));
  5491. printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n",
  5492. i,
  5493. readl(rxd + 0x0), readl(rxd + 0x4),
  5494. readl(rxd + 0x8), readl(rxd + 0xc));
  5495. }
  5496. }
  5497. #endif
  5498. static struct net_device_stats *tg3_get_stats(struct net_device *);
  5499. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *);
  5500. static int tg3_close(struct net_device *dev)
  5501. {
  5502. struct tg3 *tp = netdev_priv(dev);
  5503. netif_stop_queue(dev);
  5504. del_timer_sync(&tp->timer);
  5505. tg3_full_lock(tp, 1);
  5506. #if 0
  5507. tg3_dump_state(tp);
  5508. #endif
  5509. tg3_disable_ints(tp);
  5510. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  5511. tg3_free_rings(tp);
  5512. tp->tg3_flags &=
  5513. ~(TG3_FLAG_INIT_COMPLETE |
  5514. TG3_FLAG_GOT_SERDES_FLOWCTL);
  5515. netif_carrier_off(tp->dev);
  5516. tg3_full_unlock(tp);
  5517. free_irq(tp->pdev->irq, dev);
  5518. if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
  5519. pci_disable_msi(tp->pdev);
  5520. tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
  5521. }
  5522. memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
  5523. sizeof(tp->net_stats_prev));
  5524. memcpy(&tp->estats_prev, tg3_get_estats(tp),
  5525. sizeof(tp->estats_prev));
  5526. tg3_free_consistent(tp);
  5527. return 0;
  5528. }
  5529. static inline unsigned long get_stat64(tg3_stat64_t *val)
  5530. {
  5531. unsigned long ret;
  5532. #if (BITS_PER_LONG == 32)
  5533. ret = val->low;
  5534. #else
  5535. ret = ((u64)val->high << 32) | ((u64)val->low);
  5536. #endif
  5537. return ret;
  5538. }
  5539. static unsigned long calc_crc_errors(struct tg3 *tp)
  5540. {
  5541. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5542. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
  5543. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  5544. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
  5545. u32 val;
  5546. spin_lock_bh(&tp->lock);
  5547. if (!tg3_readphy(tp, 0x1e, &val)) {
  5548. tg3_writephy(tp, 0x1e, val | 0x8000);
  5549. tg3_readphy(tp, 0x14, &val);
  5550. } else
  5551. val = 0;
  5552. spin_unlock_bh(&tp->lock);
  5553. tp->phy_crc_errors += val;
  5554. return tp->phy_crc_errors;
  5555. }
  5556. return get_stat64(&hw_stats->rx_fcs_errors);
  5557. }
  5558. #define ESTAT_ADD(member) \
  5559. estats->member = old_estats->member + \
  5560. get_stat64(&hw_stats->member)
  5561. static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
  5562. {
  5563. struct tg3_ethtool_stats *estats = &tp->estats;
  5564. struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
  5565. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5566. if (!hw_stats)
  5567. return old_estats;
  5568. ESTAT_ADD(rx_octets);
  5569. ESTAT_ADD(rx_fragments);
  5570. ESTAT_ADD(rx_ucast_packets);
  5571. ESTAT_ADD(rx_mcast_packets);
  5572. ESTAT_ADD(rx_bcast_packets);
  5573. ESTAT_ADD(rx_fcs_errors);
  5574. ESTAT_ADD(rx_align_errors);
  5575. ESTAT_ADD(rx_xon_pause_rcvd);
  5576. ESTAT_ADD(rx_xoff_pause_rcvd);
  5577. ESTAT_ADD(rx_mac_ctrl_rcvd);
  5578. ESTAT_ADD(rx_xoff_entered);
  5579. ESTAT_ADD(rx_frame_too_long_errors);
  5580. ESTAT_ADD(rx_jabbers);
  5581. ESTAT_ADD(rx_undersize_packets);
  5582. ESTAT_ADD(rx_in_length_errors);
  5583. ESTAT_ADD(rx_out_length_errors);
  5584. ESTAT_ADD(rx_64_or_less_octet_packets);
  5585. ESTAT_ADD(rx_65_to_127_octet_packets);
  5586. ESTAT_ADD(rx_128_to_255_octet_packets);
  5587. ESTAT_ADD(rx_256_to_511_octet_packets);
  5588. ESTAT_ADD(rx_512_to_1023_octet_packets);
  5589. ESTAT_ADD(rx_1024_to_1522_octet_packets);
  5590. ESTAT_ADD(rx_1523_to_2047_octet_packets);
  5591. ESTAT_ADD(rx_2048_to_4095_octet_packets);
  5592. ESTAT_ADD(rx_4096_to_8191_octet_packets);
  5593. ESTAT_ADD(rx_8192_to_9022_octet_packets);
  5594. ESTAT_ADD(tx_octets);
  5595. ESTAT_ADD(tx_collisions);
  5596. ESTAT_ADD(tx_xon_sent);
  5597. ESTAT_ADD(tx_xoff_sent);
  5598. ESTAT_ADD(tx_flow_control);
  5599. ESTAT_ADD(tx_mac_errors);
  5600. ESTAT_ADD(tx_single_collisions);
  5601. ESTAT_ADD(tx_mult_collisions);
  5602. ESTAT_ADD(tx_deferred);
  5603. ESTAT_ADD(tx_excessive_collisions);
  5604. ESTAT_ADD(tx_late_collisions);
  5605. ESTAT_ADD(tx_collide_2times);
  5606. ESTAT_ADD(tx_collide_3times);
  5607. ESTAT_ADD(tx_collide_4times);
  5608. ESTAT_ADD(tx_collide_5times);
  5609. ESTAT_ADD(tx_collide_6times);
  5610. ESTAT_ADD(tx_collide_7times);
  5611. ESTAT_ADD(tx_collide_8times);
  5612. ESTAT_ADD(tx_collide_9times);
  5613. ESTAT_ADD(tx_collide_10times);
  5614. ESTAT_ADD(tx_collide_11times);
  5615. ESTAT_ADD(tx_collide_12times);
  5616. ESTAT_ADD(tx_collide_13times);
  5617. ESTAT_ADD(tx_collide_14times);
  5618. ESTAT_ADD(tx_collide_15times);
  5619. ESTAT_ADD(tx_ucast_packets);
  5620. ESTAT_ADD(tx_mcast_packets);
  5621. ESTAT_ADD(tx_bcast_packets);
  5622. ESTAT_ADD(tx_carrier_sense_errors);
  5623. ESTAT_ADD(tx_discards);
  5624. ESTAT_ADD(tx_errors);
  5625. ESTAT_ADD(dma_writeq_full);
  5626. ESTAT_ADD(dma_write_prioq_full);
  5627. ESTAT_ADD(rxbds_empty);
  5628. ESTAT_ADD(rx_discards);
  5629. ESTAT_ADD(rx_errors);
  5630. ESTAT_ADD(rx_threshold_hit);
  5631. ESTAT_ADD(dma_readq_full);
  5632. ESTAT_ADD(dma_read_prioq_full);
  5633. ESTAT_ADD(tx_comp_queue_full);
  5634. ESTAT_ADD(ring_set_send_prod_index);
  5635. ESTAT_ADD(ring_status_update);
  5636. ESTAT_ADD(nic_irqs);
  5637. ESTAT_ADD(nic_avoided_irqs);
  5638. ESTAT_ADD(nic_tx_threshold_hit);
  5639. return estats;
  5640. }
  5641. static struct net_device_stats *tg3_get_stats(struct net_device *dev)
  5642. {
  5643. struct tg3 *tp = netdev_priv(dev);
  5644. struct net_device_stats *stats = &tp->net_stats;
  5645. struct net_device_stats *old_stats = &tp->net_stats_prev;
  5646. struct tg3_hw_stats *hw_stats = tp->hw_stats;
  5647. if (!hw_stats)
  5648. return old_stats;
  5649. stats->rx_packets = old_stats->rx_packets +
  5650. get_stat64(&hw_stats->rx_ucast_packets) +
  5651. get_stat64(&hw_stats->rx_mcast_packets) +
  5652. get_stat64(&hw_stats->rx_bcast_packets);
  5653. stats->tx_packets = old_stats->tx_packets +
  5654. get_stat64(&hw_stats->tx_ucast_packets) +
  5655. get_stat64(&hw_stats->tx_mcast_packets) +
  5656. get_stat64(&hw_stats->tx_bcast_packets);
  5657. stats->rx_bytes = old_stats->rx_bytes +
  5658. get_stat64(&hw_stats->rx_octets);
  5659. stats->tx_bytes = old_stats->tx_bytes +
  5660. get_stat64(&hw_stats->tx_octets);
  5661. stats->rx_errors = old_stats->rx_errors +
  5662. get_stat64(&hw_stats->rx_errors) +
  5663. get_stat64(&hw_stats->rx_discards);
  5664. stats->tx_errors = old_stats->tx_errors +
  5665. get_stat64(&hw_stats->tx_errors) +
  5666. get_stat64(&hw_stats->tx_mac_errors) +
  5667. get_stat64(&hw_stats->tx_carrier_sense_errors) +
  5668. get_stat64(&hw_stats->tx_discards);
  5669. stats->multicast = old_stats->multicast +
  5670. get_stat64(&hw_stats->rx_mcast_packets);
  5671. stats->collisions = old_stats->collisions +
  5672. get_stat64(&hw_stats->tx_collisions);
  5673. stats->rx_length_errors = old_stats->rx_length_errors +
  5674. get_stat64(&hw_stats->rx_frame_too_long_errors) +
  5675. get_stat64(&hw_stats->rx_undersize_packets);
  5676. stats->rx_over_errors = old_stats->rx_over_errors +
  5677. get_stat64(&hw_stats->rxbds_empty);
  5678. stats->rx_frame_errors = old_stats->rx_frame_errors +
  5679. get_stat64(&hw_stats->rx_align_errors);
  5680. stats->tx_aborted_errors = old_stats->tx_aborted_errors +
  5681. get_stat64(&hw_stats->tx_discards);
  5682. stats->tx_carrier_errors = old_stats->tx_carrier_errors +
  5683. get_stat64(&hw_stats->tx_carrier_sense_errors);
  5684. stats->rx_crc_errors = old_stats->rx_crc_errors +
  5685. calc_crc_errors(tp);
  5686. return stats;
  5687. }
  5688. static inline u32 calc_crc(unsigned char *buf, int len)
  5689. {
  5690. u32 reg;
  5691. u32 tmp;
  5692. int j, k;
  5693. reg = 0xffffffff;
  5694. for (j = 0; j < len; j++) {
  5695. reg ^= buf[j];
  5696. for (k = 0; k < 8; k++) {
  5697. tmp = reg & 0x01;
  5698. reg >>= 1;
  5699. if (tmp) {
  5700. reg ^= 0xedb88320;
  5701. }
  5702. }
  5703. }
  5704. return ~reg;
  5705. }
  5706. static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all)
  5707. {
  5708. /* accept or reject all multicast frames */
  5709. tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0);
  5710. tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0);
  5711. tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0);
  5712. tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0);
  5713. }
  5714. static void __tg3_set_rx_mode(struct net_device *dev)
  5715. {
  5716. struct tg3 *tp = netdev_priv(dev);
  5717. u32 rx_mode;
  5718. rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC |
  5719. RX_MODE_KEEP_VLAN_TAG);
  5720. /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG
  5721. * flag clear.
  5722. */
  5723. #if TG3_VLAN_TAG_USED
  5724. if (!tp->vlgrp &&
  5725. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  5726. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  5727. #else
  5728. /* By definition, VLAN is disabled always in this
  5729. * case.
  5730. */
  5731. if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
  5732. rx_mode |= RX_MODE_KEEP_VLAN_TAG;
  5733. #endif
  5734. if (dev->flags & IFF_PROMISC) {
  5735. /* Promiscuous mode. */
  5736. rx_mode |= RX_MODE_PROMISC;
  5737. } else if (dev->flags & IFF_ALLMULTI) {
  5738. /* Accept all multicast. */
  5739. tg3_set_multi (tp, 1);
  5740. } else if (dev->mc_count < 1) {
  5741. /* Reject all multicast. */
  5742. tg3_set_multi (tp, 0);
  5743. } else {
  5744. /* Accept one or more multicast(s). */
  5745. struct dev_mc_list *mclist;
  5746. unsigned int i;
  5747. u32 mc_filter[4] = { 0, };
  5748. u32 regidx;
  5749. u32 bit;
  5750. u32 crc;
  5751. for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
  5752. i++, mclist = mclist->next) {
  5753. crc = calc_crc (mclist->dmi_addr, ETH_ALEN);
  5754. bit = ~crc & 0x7f;
  5755. regidx = (bit & 0x60) >> 5;
  5756. bit &= 0x1f;
  5757. mc_filter[regidx] |= (1 << bit);
  5758. }
  5759. tw32(MAC_HASH_REG_0, mc_filter[0]);
  5760. tw32(MAC_HASH_REG_1, mc_filter[1]);
  5761. tw32(MAC_HASH_REG_2, mc_filter[2]);
  5762. tw32(MAC_HASH_REG_3, mc_filter[3]);
  5763. }
  5764. if (rx_mode != tp->rx_mode) {
  5765. tp->rx_mode = rx_mode;
  5766. tw32_f(MAC_RX_MODE, rx_mode);
  5767. udelay(10);
  5768. }
  5769. }
  5770. static void tg3_set_rx_mode(struct net_device *dev)
  5771. {
  5772. struct tg3 *tp = netdev_priv(dev);
  5773. tg3_full_lock(tp, 0);
  5774. __tg3_set_rx_mode(dev);
  5775. tg3_full_unlock(tp);
  5776. }
  5777. #define TG3_REGDUMP_LEN (32 * 1024)
  5778. static int tg3_get_regs_len(struct net_device *dev)
  5779. {
  5780. return TG3_REGDUMP_LEN;
  5781. }
  5782. static void tg3_get_regs(struct net_device *dev,
  5783. struct ethtool_regs *regs, void *_p)
  5784. {
  5785. u32 *p = _p;
  5786. struct tg3 *tp = netdev_priv(dev);
  5787. u8 *orig_p = _p;
  5788. int i;
  5789. regs->version = 0;
  5790. memset(p, 0, TG3_REGDUMP_LEN);
  5791. tg3_full_lock(tp, 0);
  5792. #define __GET_REG32(reg) (*(p)++ = tr32(reg))
  5793. #define GET_REG32_LOOP(base,len) \
  5794. do { p = (u32 *)(orig_p + (base)); \
  5795. for (i = 0; i < len; i += 4) \
  5796. __GET_REG32((base) + i); \
  5797. } while (0)
  5798. #define GET_REG32_1(reg) \
  5799. do { p = (u32 *)(orig_p + (reg)); \
  5800. __GET_REG32((reg)); \
  5801. } while (0)
  5802. GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0);
  5803. GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200);
  5804. GET_REG32_LOOP(MAC_MODE, 0x4f0);
  5805. GET_REG32_LOOP(SNDDATAI_MODE, 0xe0);
  5806. GET_REG32_1(SNDDATAC_MODE);
  5807. GET_REG32_LOOP(SNDBDS_MODE, 0x80);
  5808. GET_REG32_LOOP(SNDBDI_MODE, 0x48);
  5809. GET_REG32_1(SNDBDC_MODE);
  5810. GET_REG32_LOOP(RCVLPC_MODE, 0x20);
  5811. GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c);
  5812. GET_REG32_LOOP(RCVDBDI_MODE, 0x0c);
  5813. GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c);
  5814. GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44);
  5815. GET_REG32_1(RCVDCC_MODE);
  5816. GET_REG32_LOOP(RCVBDI_MODE, 0x20);
  5817. GET_REG32_LOOP(RCVCC_MODE, 0x14);
  5818. GET_REG32_LOOP(RCVLSC_MODE, 0x08);
  5819. GET_REG32_1(MBFREE_MODE);
  5820. GET_REG32_LOOP(HOSTCC_MODE, 0x100);
  5821. GET_REG32_LOOP(MEMARB_MODE, 0x10);
  5822. GET_REG32_LOOP(BUFMGR_MODE, 0x58);
  5823. GET_REG32_LOOP(RDMAC_MODE, 0x08);
  5824. GET_REG32_LOOP(WDMAC_MODE, 0x08);
  5825. GET_REG32_LOOP(RX_CPU_BASE, 0x280);
  5826. GET_REG32_LOOP(TX_CPU_BASE, 0x280);
  5827. GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110);
  5828. GET_REG32_LOOP(FTQ_RESET, 0x120);
  5829. GET_REG32_LOOP(MSGINT_MODE, 0x0c);
  5830. GET_REG32_1(DMAC_MODE);
  5831. GET_REG32_LOOP(GRC_MODE, 0x4c);
  5832. if (tp->tg3_flags & TG3_FLAG_NVRAM)
  5833. GET_REG32_LOOP(NVRAM_CMD, 0x24);
  5834. #undef __GET_REG32
  5835. #undef GET_REG32_LOOP
  5836. #undef GET_REG32_1
  5837. tg3_full_unlock(tp);
  5838. }
  5839. static int tg3_get_eeprom_len(struct net_device *dev)
  5840. {
  5841. struct tg3 *tp = netdev_priv(dev);
  5842. return tp->nvram_size;
  5843. }
  5844. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
  5845. static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  5846. {
  5847. struct tg3 *tp = netdev_priv(dev);
  5848. int ret;
  5849. u8 *pd;
  5850. u32 i, offset, len, val, b_offset, b_count;
  5851. offset = eeprom->offset;
  5852. len = eeprom->len;
  5853. eeprom->len = 0;
  5854. eeprom->magic = TG3_EEPROM_MAGIC;
  5855. if (offset & 3) {
  5856. /* adjustments to start on required 4 byte boundary */
  5857. b_offset = offset & 3;
  5858. b_count = 4 - b_offset;
  5859. if (b_count > len) {
  5860. /* i.e. offset=1 len=2 */
  5861. b_count = len;
  5862. }
  5863. ret = tg3_nvram_read(tp, offset-b_offset, &val);
  5864. if (ret)
  5865. return ret;
  5866. val = cpu_to_le32(val);
  5867. memcpy(data, ((char*)&val) + b_offset, b_count);
  5868. len -= b_count;
  5869. offset += b_count;
  5870. eeprom->len += b_count;
  5871. }
  5872. /* read bytes upto the last 4 byte boundary */
  5873. pd = &data[eeprom->len];
  5874. for (i = 0; i < (len - (len & 3)); i += 4) {
  5875. ret = tg3_nvram_read(tp, offset + i, &val);
  5876. if (ret) {
  5877. eeprom->len += i;
  5878. return ret;
  5879. }
  5880. val = cpu_to_le32(val);
  5881. memcpy(pd + i, &val, 4);
  5882. }
  5883. eeprom->len += i;
  5884. if (len & 3) {
  5885. /* read last bytes not ending on 4 byte boundary */
  5886. pd = &data[eeprom->len];
  5887. b_count = len & 3;
  5888. b_offset = offset + len - b_count;
  5889. ret = tg3_nvram_read(tp, b_offset, &val);
  5890. if (ret)
  5891. return ret;
  5892. val = cpu_to_le32(val);
  5893. memcpy(pd, ((char*)&val), b_count);
  5894. eeprom->len += b_count;
  5895. }
  5896. return 0;
  5897. }
  5898. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf);
  5899. static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
  5900. {
  5901. struct tg3 *tp = netdev_priv(dev);
  5902. int ret;
  5903. u32 offset, len, b_offset, odd_len, start, end;
  5904. u8 *buf;
  5905. if (eeprom->magic != TG3_EEPROM_MAGIC)
  5906. return -EINVAL;
  5907. offset = eeprom->offset;
  5908. len = eeprom->len;
  5909. if ((b_offset = (offset & 3))) {
  5910. /* adjustments to start on required 4 byte boundary */
  5911. ret = tg3_nvram_read(tp, offset-b_offset, &start);
  5912. if (ret)
  5913. return ret;
  5914. start = cpu_to_le32(start);
  5915. len += b_offset;
  5916. offset &= ~3;
  5917. if (len < 4)
  5918. len = 4;
  5919. }
  5920. odd_len = 0;
  5921. if (len & 3) {
  5922. /* adjustments to end on required 4 byte boundary */
  5923. odd_len = 1;
  5924. len = (len + 3) & ~3;
  5925. ret = tg3_nvram_read(tp, offset+len-4, &end);
  5926. if (ret)
  5927. return ret;
  5928. end = cpu_to_le32(end);
  5929. }
  5930. buf = data;
  5931. if (b_offset || odd_len) {
  5932. buf = kmalloc(len, GFP_KERNEL);
  5933. if (buf == 0)
  5934. return -ENOMEM;
  5935. if (b_offset)
  5936. memcpy(buf, &start, 4);
  5937. if (odd_len)
  5938. memcpy(buf+len-4, &end, 4);
  5939. memcpy(buf + b_offset, data, eeprom->len);
  5940. }
  5941. ret = tg3_nvram_write_block(tp, offset, len, buf);
  5942. if (buf != data)
  5943. kfree(buf);
  5944. return ret;
  5945. }
  5946. static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  5947. {
  5948. struct tg3 *tp = netdev_priv(dev);
  5949. cmd->supported = (SUPPORTED_Autoneg);
  5950. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  5951. cmd->supported |= (SUPPORTED_1000baseT_Half |
  5952. SUPPORTED_1000baseT_Full);
  5953. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES))
  5954. cmd->supported |= (SUPPORTED_100baseT_Half |
  5955. SUPPORTED_100baseT_Full |
  5956. SUPPORTED_10baseT_Half |
  5957. SUPPORTED_10baseT_Full |
  5958. SUPPORTED_MII);
  5959. else
  5960. cmd->supported |= SUPPORTED_FIBRE;
  5961. cmd->advertising = tp->link_config.advertising;
  5962. if (netif_running(dev)) {
  5963. cmd->speed = tp->link_config.active_speed;
  5964. cmd->duplex = tp->link_config.active_duplex;
  5965. }
  5966. cmd->port = 0;
  5967. cmd->phy_address = PHY_ADDR;
  5968. cmd->transceiver = 0;
  5969. cmd->autoneg = tp->link_config.autoneg;
  5970. cmd->maxtxpkt = 0;
  5971. cmd->maxrxpkt = 0;
  5972. return 0;
  5973. }
  5974. static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
  5975. {
  5976. struct tg3 *tp = netdev_priv(dev);
  5977. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  5978. /* These are the only valid advertisement bits allowed. */
  5979. if (cmd->autoneg == AUTONEG_ENABLE &&
  5980. (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
  5981. ADVERTISED_1000baseT_Full |
  5982. ADVERTISED_Autoneg |
  5983. ADVERTISED_FIBRE)))
  5984. return -EINVAL;
  5985. }
  5986. tg3_full_lock(tp, 0);
  5987. tp->link_config.autoneg = cmd->autoneg;
  5988. if (cmd->autoneg == AUTONEG_ENABLE) {
  5989. tp->link_config.advertising = cmd->advertising;
  5990. tp->link_config.speed = SPEED_INVALID;
  5991. tp->link_config.duplex = DUPLEX_INVALID;
  5992. } else {
  5993. tp->link_config.advertising = 0;
  5994. tp->link_config.speed = cmd->speed;
  5995. tp->link_config.duplex = cmd->duplex;
  5996. }
  5997. if (netif_running(dev))
  5998. tg3_setup_phy(tp, 1);
  5999. tg3_full_unlock(tp);
  6000. return 0;
  6001. }
  6002. static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
  6003. {
  6004. struct tg3 *tp = netdev_priv(dev);
  6005. strcpy(info->driver, DRV_MODULE_NAME);
  6006. strcpy(info->version, DRV_MODULE_VERSION);
  6007. strcpy(info->bus_info, pci_name(tp->pdev));
  6008. }
  6009. static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  6010. {
  6011. struct tg3 *tp = netdev_priv(dev);
  6012. wol->supported = WAKE_MAGIC;
  6013. wol->wolopts = 0;
  6014. if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
  6015. wol->wolopts = WAKE_MAGIC;
  6016. memset(&wol->sopass, 0, sizeof(wol->sopass));
  6017. }
  6018. static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  6019. {
  6020. struct tg3 *tp = netdev_priv(dev);
  6021. if (wol->wolopts & ~WAKE_MAGIC)
  6022. return -EINVAL;
  6023. if ((wol->wolopts & WAKE_MAGIC) &&
  6024. tp->tg3_flags2 & TG3_FLG2_PHY_SERDES &&
  6025. !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP))
  6026. return -EINVAL;
  6027. spin_lock_bh(&tp->lock);
  6028. if (wol->wolopts & WAKE_MAGIC)
  6029. tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
  6030. else
  6031. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  6032. spin_unlock_bh(&tp->lock);
  6033. return 0;
  6034. }
  6035. static u32 tg3_get_msglevel(struct net_device *dev)
  6036. {
  6037. struct tg3 *tp = netdev_priv(dev);
  6038. return tp->msg_enable;
  6039. }
  6040. static void tg3_set_msglevel(struct net_device *dev, u32 value)
  6041. {
  6042. struct tg3 *tp = netdev_priv(dev);
  6043. tp->msg_enable = value;
  6044. }
  6045. #if TG3_TSO_SUPPORT != 0
  6046. static int tg3_set_tso(struct net_device *dev, u32 value)
  6047. {
  6048. struct tg3 *tp = netdev_priv(dev);
  6049. if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
  6050. if (value)
  6051. return -EINVAL;
  6052. return 0;
  6053. }
  6054. return ethtool_op_set_tso(dev, value);
  6055. }
  6056. #endif
  6057. static int tg3_nway_reset(struct net_device *dev)
  6058. {
  6059. struct tg3 *tp = netdev_priv(dev);
  6060. u32 bmcr;
  6061. int r;
  6062. if (!netif_running(dev))
  6063. return -EAGAIN;
  6064. spin_lock_bh(&tp->lock);
  6065. r = -EINVAL;
  6066. tg3_readphy(tp, MII_BMCR, &bmcr);
  6067. if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
  6068. (bmcr & BMCR_ANENABLE)) {
  6069. tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART);
  6070. r = 0;
  6071. }
  6072. spin_unlock_bh(&tp->lock);
  6073. return r;
  6074. }
  6075. static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6076. {
  6077. struct tg3 *tp = netdev_priv(dev);
  6078. ering->rx_max_pending = TG3_RX_RING_SIZE - 1;
  6079. ering->rx_mini_max_pending = 0;
  6080. ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1;
  6081. ering->rx_pending = tp->rx_pending;
  6082. ering->rx_mini_pending = 0;
  6083. ering->rx_jumbo_pending = tp->rx_jumbo_pending;
  6084. ering->tx_pending = tp->tx_pending;
  6085. }
  6086. static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
  6087. {
  6088. struct tg3 *tp = netdev_priv(dev);
  6089. int irq_sync = 0;
  6090. if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) ||
  6091. (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) ||
  6092. (ering->tx_pending > TG3_TX_RING_SIZE - 1))
  6093. return -EINVAL;
  6094. if (netif_running(dev)) {
  6095. tg3_netif_stop(tp);
  6096. irq_sync = 1;
  6097. }
  6098. tg3_full_lock(tp, irq_sync);
  6099. tp->rx_pending = ering->rx_pending;
  6100. if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) &&
  6101. tp->rx_pending > 63)
  6102. tp->rx_pending = 63;
  6103. tp->rx_jumbo_pending = ering->rx_jumbo_pending;
  6104. tp->tx_pending = ering->tx_pending;
  6105. if (netif_running(dev)) {
  6106. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6107. tg3_init_hw(tp);
  6108. tg3_netif_start(tp);
  6109. }
  6110. tg3_full_unlock(tp);
  6111. return 0;
  6112. }
  6113. static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6114. {
  6115. struct tg3 *tp = netdev_priv(dev);
  6116. epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
  6117. epause->rx_pause = (tp->tg3_flags & TG3_FLAG_RX_PAUSE) != 0;
  6118. epause->tx_pause = (tp->tg3_flags & TG3_FLAG_TX_PAUSE) != 0;
  6119. }
  6120. static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
  6121. {
  6122. struct tg3 *tp = netdev_priv(dev);
  6123. int irq_sync = 0;
  6124. if (netif_running(dev)) {
  6125. tg3_netif_stop(tp);
  6126. irq_sync = 1;
  6127. }
  6128. tg3_full_lock(tp, irq_sync);
  6129. if (epause->autoneg)
  6130. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  6131. else
  6132. tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
  6133. if (epause->rx_pause)
  6134. tp->tg3_flags |= TG3_FLAG_RX_PAUSE;
  6135. else
  6136. tp->tg3_flags &= ~TG3_FLAG_RX_PAUSE;
  6137. if (epause->tx_pause)
  6138. tp->tg3_flags |= TG3_FLAG_TX_PAUSE;
  6139. else
  6140. tp->tg3_flags &= ~TG3_FLAG_TX_PAUSE;
  6141. if (netif_running(dev)) {
  6142. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6143. tg3_init_hw(tp);
  6144. tg3_netif_start(tp);
  6145. }
  6146. tg3_full_unlock(tp);
  6147. return 0;
  6148. }
  6149. static u32 tg3_get_rx_csum(struct net_device *dev)
  6150. {
  6151. struct tg3 *tp = netdev_priv(dev);
  6152. return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0;
  6153. }
  6154. static int tg3_set_rx_csum(struct net_device *dev, u32 data)
  6155. {
  6156. struct tg3 *tp = netdev_priv(dev);
  6157. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6158. if (data != 0)
  6159. return -EINVAL;
  6160. return 0;
  6161. }
  6162. spin_lock_bh(&tp->lock);
  6163. if (data)
  6164. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  6165. else
  6166. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  6167. spin_unlock_bh(&tp->lock);
  6168. return 0;
  6169. }
  6170. static int tg3_set_tx_csum(struct net_device *dev, u32 data)
  6171. {
  6172. struct tg3 *tp = netdev_priv(dev);
  6173. if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
  6174. if (data != 0)
  6175. return -EINVAL;
  6176. return 0;
  6177. }
  6178. if (data)
  6179. dev->features |= NETIF_F_IP_CSUM;
  6180. else
  6181. dev->features &= ~NETIF_F_IP_CSUM;
  6182. return 0;
  6183. }
  6184. static int tg3_get_stats_count (struct net_device *dev)
  6185. {
  6186. return TG3_NUM_STATS;
  6187. }
  6188. static int tg3_get_test_count (struct net_device *dev)
  6189. {
  6190. return TG3_NUM_TEST;
  6191. }
  6192. static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
  6193. {
  6194. switch (stringset) {
  6195. case ETH_SS_STATS:
  6196. memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
  6197. break;
  6198. case ETH_SS_TEST:
  6199. memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
  6200. break;
  6201. default:
  6202. WARN_ON(1); /* we need a WARN() */
  6203. break;
  6204. }
  6205. }
  6206. static void tg3_get_ethtool_stats (struct net_device *dev,
  6207. struct ethtool_stats *estats, u64 *tmp_stats)
  6208. {
  6209. struct tg3 *tp = netdev_priv(dev);
  6210. memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
  6211. }
  6212. #define NVRAM_TEST_SIZE 0x100
  6213. static int tg3_test_nvram(struct tg3 *tp)
  6214. {
  6215. u32 *buf, csum;
  6216. int i, j, err = 0;
  6217. buf = kmalloc(NVRAM_TEST_SIZE, GFP_KERNEL);
  6218. if (buf == NULL)
  6219. return -ENOMEM;
  6220. for (i = 0, j = 0; i < NVRAM_TEST_SIZE; i += 4, j++) {
  6221. u32 val;
  6222. if ((err = tg3_nvram_read(tp, i, &val)) != 0)
  6223. break;
  6224. buf[j] = cpu_to_le32(val);
  6225. }
  6226. if (i < NVRAM_TEST_SIZE)
  6227. goto out;
  6228. err = -EIO;
  6229. if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC)
  6230. goto out;
  6231. /* Bootstrap checksum at offset 0x10 */
  6232. csum = calc_crc((unsigned char *) buf, 0x10);
  6233. if(csum != cpu_to_le32(buf[0x10/4]))
  6234. goto out;
  6235. /* Manufacturing block starts at offset 0x74, checksum at 0xfc */
  6236. csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
  6237. if (csum != cpu_to_le32(buf[0xfc/4]))
  6238. goto out;
  6239. err = 0;
  6240. out:
  6241. kfree(buf);
  6242. return err;
  6243. }
  6244. #define TG3_SERDES_TIMEOUT_SEC 2
  6245. #define TG3_COPPER_TIMEOUT_SEC 6
  6246. static int tg3_test_link(struct tg3 *tp)
  6247. {
  6248. int i, max;
  6249. if (!netif_running(tp->dev))
  6250. return -ENODEV;
  6251. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6252. max = TG3_SERDES_TIMEOUT_SEC;
  6253. else
  6254. max = TG3_COPPER_TIMEOUT_SEC;
  6255. for (i = 0; i < max; i++) {
  6256. if (netif_carrier_ok(tp->dev))
  6257. return 0;
  6258. if (msleep_interruptible(1000))
  6259. break;
  6260. }
  6261. return -EIO;
  6262. }
  6263. /* Only test the commonly used registers */
  6264. static int tg3_test_registers(struct tg3 *tp)
  6265. {
  6266. int i, is_5705;
  6267. u32 offset, read_mask, write_mask, val, save_val, read_val;
  6268. static struct {
  6269. u16 offset;
  6270. u16 flags;
  6271. #define TG3_FL_5705 0x1
  6272. #define TG3_FL_NOT_5705 0x2
  6273. #define TG3_FL_NOT_5788 0x4
  6274. u32 read_mask;
  6275. u32 write_mask;
  6276. } reg_tbl[] = {
  6277. /* MAC Control Registers */
  6278. { MAC_MODE, TG3_FL_NOT_5705,
  6279. 0x00000000, 0x00ef6f8c },
  6280. { MAC_MODE, TG3_FL_5705,
  6281. 0x00000000, 0x01ef6b8c },
  6282. { MAC_STATUS, TG3_FL_NOT_5705,
  6283. 0x03800107, 0x00000000 },
  6284. { MAC_STATUS, TG3_FL_5705,
  6285. 0x03800100, 0x00000000 },
  6286. { MAC_ADDR_0_HIGH, 0x0000,
  6287. 0x00000000, 0x0000ffff },
  6288. { MAC_ADDR_0_LOW, 0x0000,
  6289. 0x00000000, 0xffffffff },
  6290. { MAC_RX_MTU_SIZE, 0x0000,
  6291. 0x00000000, 0x0000ffff },
  6292. { MAC_TX_MODE, 0x0000,
  6293. 0x00000000, 0x00000070 },
  6294. { MAC_TX_LENGTHS, 0x0000,
  6295. 0x00000000, 0x00003fff },
  6296. { MAC_RX_MODE, TG3_FL_NOT_5705,
  6297. 0x00000000, 0x000007fc },
  6298. { MAC_RX_MODE, TG3_FL_5705,
  6299. 0x00000000, 0x000007dc },
  6300. { MAC_HASH_REG_0, 0x0000,
  6301. 0x00000000, 0xffffffff },
  6302. { MAC_HASH_REG_1, 0x0000,
  6303. 0x00000000, 0xffffffff },
  6304. { MAC_HASH_REG_2, 0x0000,
  6305. 0x00000000, 0xffffffff },
  6306. { MAC_HASH_REG_3, 0x0000,
  6307. 0x00000000, 0xffffffff },
  6308. /* Receive Data and Receive BD Initiator Control Registers. */
  6309. { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705,
  6310. 0x00000000, 0xffffffff },
  6311. { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705,
  6312. 0x00000000, 0xffffffff },
  6313. { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705,
  6314. 0x00000000, 0x00000003 },
  6315. { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705,
  6316. 0x00000000, 0xffffffff },
  6317. { RCVDBDI_STD_BD+0, 0x0000,
  6318. 0x00000000, 0xffffffff },
  6319. { RCVDBDI_STD_BD+4, 0x0000,
  6320. 0x00000000, 0xffffffff },
  6321. { RCVDBDI_STD_BD+8, 0x0000,
  6322. 0x00000000, 0xffff0002 },
  6323. { RCVDBDI_STD_BD+0xc, 0x0000,
  6324. 0x00000000, 0xffffffff },
  6325. /* Receive BD Initiator Control Registers. */
  6326. { RCVBDI_STD_THRESH, TG3_FL_NOT_5705,
  6327. 0x00000000, 0xffffffff },
  6328. { RCVBDI_STD_THRESH, TG3_FL_5705,
  6329. 0x00000000, 0x000003ff },
  6330. { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705,
  6331. 0x00000000, 0xffffffff },
  6332. /* Host Coalescing Control Registers. */
  6333. { HOSTCC_MODE, TG3_FL_NOT_5705,
  6334. 0x00000000, 0x00000004 },
  6335. { HOSTCC_MODE, TG3_FL_5705,
  6336. 0x00000000, 0x000000f6 },
  6337. { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705,
  6338. 0x00000000, 0xffffffff },
  6339. { HOSTCC_RXCOL_TICKS, TG3_FL_5705,
  6340. 0x00000000, 0x000003ff },
  6341. { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705,
  6342. 0x00000000, 0xffffffff },
  6343. { HOSTCC_TXCOL_TICKS, TG3_FL_5705,
  6344. 0x00000000, 0x000003ff },
  6345. { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705,
  6346. 0x00000000, 0xffffffff },
  6347. { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  6348. 0x00000000, 0x000000ff },
  6349. { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705,
  6350. 0x00000000, 0xffffffff },
  6351. { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
  6352. 0x00000000, 0x000000ff },
  6353. { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705,
  6354. 0x00000000, 0xffffffff },
  6355. { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705,
  6356. 0x00000000, 0xffffffff },
  6357. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  6358. 0x00000000, 0xffffffff },
  6359. { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  6360. 0x00000000, 0x000000ff },
  6361. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705,
  6362. 0x00000000, 0xffffffff },
  6363. { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
  6364. 0x00000000, 0x000000ff },
  6365. { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705,
  6366. 0x00000000, 0xffffffff },
  6367. { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705,
  6368. 0x00000000, 0xffffffff },
  6369. { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705,
  6370. 0x00000000, 0xffffffff },
  6371. { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000,
  6372. 0x00000000, 0xffffffff },
  6373. { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000,
  6374. 0x00000000, 0xffffffff },
  6375. { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000,
  6376. 0xffffffff, 0x00000000 },
  6377. { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000,
  6378. 0xffffffff, 0x00000000 },
  6379. /* Buffer Manager Control Registers. */
  6380. { BUFMGR_MB_POOL_ADDR, 0x0000,
  6381. 0x00000000, 0x007fff80 },
  6382. { BUFMGR_MB_POOL_SIZE, 0x0000,
  6383. 0x00000000, 0x007fffff },
  6384. { BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
  6385. 0x00000000, 0x0000003f },
  6386. { BUFMGR_MB_MACRX_LOW_WATER, 0x0000,
  6387. 0x00000000, 0x000001ff },
  6388. { BUFMGR_MB_HIGH_WATER, 0x0000,
  6389. 0x00000000, 0x000001ff },
  6390. { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705,
  6391. 0xffffffff, 0x00000000 },
  6392. { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705,
  6393. 0xffffffff, 0x00000000 },
  6394. /* Mailbox Registers */
  6395. { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000,
  6396. 0x00000000, 0x000001ff },
  6397. { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705,
  6398. 0x00000000, 0x000001ff },
  6399. { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000,
  6400. 0x00000000, 0x000007ff },
  6401. { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000,
  6402. 0x00000000, 0x000001ff },
  6403. { 0xffff, 0x0000, 0x00000000, 0x00000000 },
  6404. };
  6405. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  6406. is_5705 = 1;
  6407. else
  6408. is_5705 = 0;
  6409. for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
  6410. if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
  6411. continue;
  6412. if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705))
  6413. continue;
  6414. if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  6415. (reg_tbl[i].flags & TG3_FL_NOT_5788))
  6416. continue;
  6417. offset = (u32) reg_tbl[i].offset;
  6418. read_mask = reg_tbl[i].read_mask;
  6419. write_mask = reg_tbl[i].write_mask;
  6420. /* Save the original register content */
  6421. save_val = tr32(offset);
  6422. /* Determine the read-only value. */
  6423. read_val = save_val & read_mask;
  6424. /* Write zero to the register, then make sure the read-only bits
  6425. * are not changed and the read/write bits are all zeros.
  6426. */
  6427. tw32(offset, 0);
  6428. val = tr32(offset);
  6429. /* Test the read-only and read/write bits. */
  6430. if (((val & read_mask) != read_val) || (val & write_mask))
  6431. goto out;
  6432. /* Write ones to all the bits defined by RdMask and WrMask, then
  6433. * make sure the read-only bits are not changed and the
  6434. * read/write bits are all ones.
  6435. */
  6436. tw32(offset, read_mask | write_mask);
  6437. val = tr32(offset);
  6438. /* Test the read-only bits. */
  6439. if ((val & read_mask) != read_val)
  6440. goto out;
  6441. /* Test the read/write bits. */
  6442. if ((val & write_mask) != write_mask)
  6443. goto out;
  6444. tw32(offset, save_val);
  6445. }
  6446. return 0;
  6447. out:
  6448. printk(KERN_ERR PFX "Register test failed at offset %x\n", offset);
  6449. tw32(offset, save_val);
  6450. return -EIO;
  6451. }
  6452. static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
  6453. {
  6454. static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
  6455. int i;
  6456. u32 j;
  6457. for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
  6458. for (j = 0; j < len; j += 4) {
  6459. u32 val;
  6460. tg3_write_mem(tp, offset + j, test_pattern[i]);
  6461. tg3_read_mem(tp, offset + j, &val);
  6462. if (val != test_pattern[i])
  6463. return -EIO;
  6464. }
  6465. }
  6466. return 0;
  6467. }
  6468. static int tg3_test_memory(struct tg3 *tp)
  6469. {
  6470. static struct mem_entry {
  6471. u32 offset;
  6472. u32 len;
  6473. } mem_tbl_570x[] = {
  6474. { 0x00000000, 0x01000},
  6475. { 0x00002000, 0x1c000},
  6476. { 0xffffffff, 0x00000}
  6477. }, mem_tbl_5705[] = {
  6478. { 0x00000100, 0x0000c},
  6479. { 0x00000200, 0x00008},
  6480. { 0x00000b50, 0x00400},
  6481. { 0x00004000, 0x00800},
  6482. { 0x00006000, 0x01000},
  6483. { 0x00008000, 0x02000},
  6484. { 0x00010000, 0x0e000},
  6485. { 0xffffffff, 0x00000}
  6486. };
  6487. struct mem_entry *mem_tbl;
  6488. int err = 0;
  6489. int i;
  6490. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  6491. mem_tbl = mem_tbl_5705;
  6492. else
  6493. mem_tbl = mem_tbl_570x;
  6494. for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
  6495. if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
  6496. mem_tbl[i].len)) != 0)
  6497. break;
  6498. }
  6499. return err;
  6500. }
  6501. static int tg3_test_loopback(struct tg3 *tp)
  6502. {
  6503. u32 mac_mode, send_idx, rx_start_idx, rx_idx, tx_idx, opaque_key;
  6504. u32 desc_idx;
  6505. struct sk_buff *skb, *rx_skb;
  6506. u8 *tx_data;
  6507. dma_addr_t map;
  6508. int num_pkts, tx_len, rx_len, i, err;
  6509. struct tg3_rx_buffer_desc *desc;
  6510. if (!netif_running(tp->dev))
  6511. return -ENODEV;
  6512. err = -EIO;
  6513. tg3_abort_hw(tp, 1);
  6514. tg3_reset_hw(tp);
  6515. mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
  6516. MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY |
  6517. MAC_MODE_PORT_MODE_GMII;
  6518. tw32(MAC_MODE, mac_mode);
  6519. tx_len = 1514;
  6520. skb = dev_alloc_skb(tx_len);
  6521. tx_data = skb_put(skb, tx_len);
  6522. memcpy(tx_data, tp->dev->dev_addr, 6);
  6523. memset(tx_data + 6, 0x0, 8);
  6524. tw32(MAC_RX_MTU_SIZE, tx_len + 4);
  6525. for (i = 14; i < tx_len; i++)
  6526. tx_data[i] = (u8) (i & 0xff);
  6527. map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE);
  6528. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  6529. HOSTCC_MODE_NOW);
  6530. udelay(10);
  6531. rx_start_idx = tp->hw_status->idx[0].rx_producer;
  6532. send_idx = 0;
  6533. num_pkts = 0;
  6534. tg3_set_txd(tp, send_idx, map, tx_len, 0, 1);
  6535. send_idx++;
  6536. num_pkts++;
  6537. tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, send_idx);
  6538. tr32(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
  6539. udelay(10);
  6540. for (i = 0; i < 10; i++) {
  6541. tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
  6542. HOSTCC_MODE_NOW);
  6543. udelay(10);
  6544. tx_idx = tp->hw_status->idx[0].tx_consumer;
  6545. rx_idx = tp->hw_status->idx[0].rx_producer;
  6546. if ((tx_idx == send_idx) &&
  6547. (rx_idx == (rx_start_idx + num_pkts)))
  6548. break;
  6549. }
  6550. pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
  6551. dev_kfree_skb(skb);
  6552. if (tx_idx != send_idx)
  6553. goto out;
  6554. if (rx_idx != rx_start_idx + num_pkts)
  6555. goto out;
  6556. desc = &tp->rx_rcb[rx_start_idx];
  6557. desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
  6558. opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
  6559. if (opaque_key != RXD_OPAQUE_RING_STD)
  6560. goto out;
  6561. if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
  6562. (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII))
  6563. goto out;
  6564. rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4;
  6565. if (rx_len != tx_len)
  6566. goto out;
  6567. rx_skb = tp->rx_std_buffers[desc_idx].skb;
  6568. map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
  6569. pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
  6570. for (i = 14; i < tx_len; i++) {
  6571. if (*(rx_skb->data + i) != (u8) (i & 0xff))
  6572. goto out;
  6573. }
  6574. err = 0;
  6575. /* tg3_free_rings will unmap and free the rx_skb */
  6576. out:
  6577. return err;
  6578. }
  6579. static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
  6580. u64 *data)
  6581. {
  6582. struct tg3 *tp = netdev_priv(dev);
  6583. memset(data, 0, sizeof(u64) * TG3_NUM_TEST);
  6584. if (tg3_test_nvram(tp) != 0) {
  6585. etest->flags |= ETH_TEST_FL_FAILED;
  6586. data[0] = 1;
  6587. }
  6588. if (tg3_test_link(tp) != 0) {
  6589. etest->flags |= ETH_TEST_FL_FAILED;
  6590. data[1] = 1;
  6591. }
  6592. if (etest->flags & ETH_TEST_FL_OFFLINE) {
  6593. int irq_sync = 0;
  6594. if (netif_running(dev)) {
  6595. tg3_netif_stop(tp);
  6596. irq_sync = 1;
  6597. }
  6598. tg3_full_lock(tp, irq_sync);
  6599. tg3_halt(tp, RESET_KIND_SUSPEND, 1);
  6600. tg3_nvram_lock(tp);
  6601. tg3_halt_cpu(tp, RX_CPU_BASE);
  6602. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
  6603. tg3_halt_cpu(tp, TX_CPU_BASE);
  6604. tg3_nvram_unlock(tp);
  6605. if (tg3_test_registers(tp) != 0) {
  6606. etest->flags |= ETH_TEST_FL_FAILED;
  6607. data[2] = 1;
  6608. }
  6609. if (tg3_test_memory(tp) != 0) {
  6610. etest->flags |= ETH_TEST_FL_FAILED;
  6611. data[3] = 1;
  6612. }
  6613. if (tg3_test_loopback(tp) != 0) {
  6614. etest->flags |= ETH_TEST_FL_FAILED;
  6615. data[4] = 1;
  6616. }
  6617. tg3_full_unlock(tp);
  6618. if (tg3_test_interrupt(tp) != 0) {
  6619. etest->flags |= ETH_TEST_FL_FAILED;
  6620. data[5] = 1;
  6621. }
  6622. tg3_full_lock(tp, 0);
  6623. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  6624. if (netif_running(dev)) {
  6625. tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
  6626. tg3_init_hw(tp);
  6627. tg3_netif_start(tp);
  6628. }
  6629. tg3_full_unlock(tp);
  6630. }
  6631. }
  6632. static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
  6633. {
  6634. struct mii_ioctl_data *data = if_mii(ifr);
  6635. struct tg3 *tp = netdev_priv(dev);
  6636. int err;
  6637. switch(cmd) {
  6638. case SIOCGMIIPHY:
  6639. data->phy_id = PHY_ADDR;
  6640. /* fallthru */
  6641. case SIOCGMIIREG: {
  6642. u32 mii_regval;
  6643. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6644. break; /* We have no PHY */
  6645. spin_lock_bh(&tp->lock);
  6646. err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
  6647. spin_unlock_bh(&tp->lock);
  6648. data->val_out = mii_regval;
  6649. return err;
  6650. }
  6651. case SIOCSMIIREG:
  6652. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  6653. break; /* We have no PHY */
  6654. if (!capable(CAP_NET_ADMIN))
  6655. return -EPERM;
  6656. spin_lock_bh(&tp->lock);
  6657. err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
  6658. spin_unlock_bh(&tp->lock);
  6659. return err;
  6660. default:
  6661. /* do nothing */
  6662. break;
  6663. }
  6664. return -EOPNOTSUPP;
  6665. }
  6666. #if TG3_VLAN_TAG_USED
  6667. static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
  6668. {
  6669. struct tg3 *tp = netdev_priv(dev);
  6670. tg3_full_lock(tp, 0);
  6671. tp->vlgrp = grp;
  6672. /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
  6673. __tg3_set_rx_mode(dev);
  6674. tg3_full_unlock(tp);
  6675. }
  6676. static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
  6677. {
  6678. struct tg3 *tp = netdev_priv(dev);
  6679. tg3_full_lock(tp, 0);
  6680. if (tp->vlgrp)
  6681. tp->vlgrp->vlan_devices[vid] = NULL;
  6682. tg3_full_unlock(tp);
  6683. }
  6684. #endif
  6685. static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  6686. {
  6687. struct tg3 *tp = netdev_priv(dev);
  6688. memcpy(ec, &tp->coal, sizeof(*ec));
  6689. return 0;
  6690. }
  6691. static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
  6692. {
  6693. struct tg3 *tp = netdev_priv(dev);
  6694. u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0;
  6695. u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0;
  6696. if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
  6697. max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT;
  6698. max_txcoal_tick_int = MAX_TXCOAL_TICK_INT;
  6699. max_stat_coal_ticks = MAX_STAT_COAL_TICKS;
  6700. min_stat_coal_ticks = MIN_STAT_COAL_TICKS;
  6701. }
  6702. if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) ||
  6703. (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) ||
  6704. (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) ||
  6705. (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) ||
  6706. (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) ||
  6707. (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) ||
  6708. (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) ||
  6709. (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) ||
  6710. (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) ||
  6711. (ec->stats_block_coalesce_usecs < min_stat_coal_ticks))
  6712. return -EINVAL;
  6713. /* No rx interrupts will be generated if both are zero */
  6714. if ((ec->rx_coalesce_usecs == 0) &&
  6715. (ec->rx_max_coalesced_frames == 0))
  6716. return -EINVAL;
  6717. /* No tx interrupts will be generated if both are zero */
  6718. if ((ec->tx_coalesce_usecs == 0) &&
  6719. (ec->tx_max_coalesced_frames == 0))
  6720. return -EINVAL;
  6721. /* Only copy relevant parameters, ignore all others. */
  6722. tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs;
  6723. tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs;
  6724. tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames;
  6725. tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames;
  6726. tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq;
  6727. tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq;
  6728. tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq;
  6729. tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq;
  6730. tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs;
  6731. if (netif_running(dev)) {
  6732. tg3_full_lock(tp, 0);
  6733. __tg3_set_coalesce(tp, &tp->coal);
  6734. tg3_full_unlock(tp);
  6735. }
  6736. return 0;
  6737. }
  6738. static struct ethtool_ops tg3_ethtool_ops = {
  6739. .get_settings = tg3_get_settings,
  6740. .set_settings = tg3_set_settings,
  6741. .get_drvinfo = tg3_get_drvinfo,
  6742. .get_regs_len = tg3_get_regs_len,
  6743. .get_regs = tg3_get_regs,
  6744. .get_wol = tg3_get_wol,
  6745. .set_wol = tg3_set_wol,
  6746. .get_msglevel = tg3_get_msglevel,
  6747. .set_msglevel = tg3_set_msglevel,
  6748. .nway_reset = tg3_nway_reset,
  6749. .get_link = ethtool_op_get_link,
  6750. .get_eeprom_len = tg3_get_eeprom_len,
  6751. .get_eeprom = tg3_get_eeprom,
  6752. .set_eeprom = tg3_set_eeprom,
  6753. .get_ringparam = tg3_get_ringparam,
  6754. .set_ringparam = tg3_set_ringparam,
  6755. .get_pauseparam = tg3_get_pauseparam,
  6756. .set_pauseparam = tg3_set_pauseparam,
  6757. .get_rx_csum = tg3_get_rx_csum,
  6758. .set_rx_csum = tg3_set_rx_csum,
  6759. .get_tx_csum = ethtool_op_get_tx_csum,
  6760. .set_tx_csum = tg3_set_tx_csum,
  6761. .get_sg = ethtool_op_get_sg,
  6762. .set_sg = ethtool_op_set_sg,
  6763. #if TG3_TSO_SUPPORT != 0
  6764. .get_tso = ethtool_op_get_tso,
  6765. .set_tso = tg3_set_tso,
  6766. #endif
  6767. .self_test_count = tg3_get_test_count,
  6768. .self_test = tg3_self_test,
  6769. .get_strings = tg3_get_strings,
  6770. .get_stats_count = tg3_get_stats_count,
  6771. .get_ethtool_stats = tg3_get_ethtool_stats,
  6772. .get_coalesce = tg3_get_coalesce,
  6773. .set_coalesce = tg3_set_coalesce,
  6774. };
  6775. static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
  6776. {
  6777. u32 cursize, val;
  6778. tp->nvram_size = EEPROM_CHIP_SIZE;
  6779. if (tg3_nvram_read(tp, 0, &val) != 0)
  6780. return;
  6781. if (swab32(val) != TG3_EEPROM_MAGIC)
  6782. return;
  6783. /*
  6784. * Size the chip by reading offsets at increasing powers of two.
  6785. * When we encounter our validation signature, we know the addressing
  6786. * has wrapped around, and thus have our chip size.
  6787. */
  6788. cursize = 0x800;
  6789. while (cursize < tp->nvram_size) {
  6790. if (tg3_nvram_read(tp, cursize, &val) != 0)
  6791. return;
  6792. if (swab32(val) == TG3_EEPROM_MAGIC)
  6793. break;
  6794. cursize <<= 1;
  6795. }
  6796. tp->nvram_size = cursize;
  6797. }
  6798. static void __devinit tg3_get_nvram_size(struct tg3 *tp)
  6799. {
  6800. u32 val;
  6801. if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
  6802. if (val != 0) {
  6803. tp->nvram_size = (val >> 16) * 1024;
  6804. return;
  6805. }
  6806. }
  6807. tp->nvram_size = 0x20000;
  6808. }
  6809. static void __devinit tg3_get_nvram_info(struct tg3 *tp)
  6810. {
  6811. u32 nvcfg1;
  6812. nvcfg1 = tr32(NVRAM_CFG1);
  6813. if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
  6814. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  6815. }
  6816. else {
  6817. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  6818. tw32(NVRAM_CFG1, nvcfg1);
  6819. }
  6820. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
  6821. switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) {
  6822. case FLASH_VENDOR_ATMEL_FLASH_BUFFERED:
  6823. tp->nvram_jedecnum = JEDEC_ATMEL;
  6824. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  6825. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6826. break;
  6827. case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED:
  6828. tp->nvram_jedecnum = JEDEC_ATMEL;
  6829. tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE;
  6830. break;
  6831. case FLASH_VENDOR_ATMEL_EEPROM:
  6832. tp->nvram_jedecnum = JEDEC_ATMEL;
  6833. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  6834. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6835. break;
  6836. case FLASH_VENDOR_ST:
  6837. tp->nvram_jedecnum = JEDEC_ST;
  6838. tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE;
  6839. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6840. break;
  6841. case FLASH_VENDOR_SAIFUN:
  6842. tp->nvram_jedecnum = JEDEC_SAIFUN;
  6843. tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE;
  6844. break;
  6845. case FLASH_VENDOR_SST_SMALL:
  6846. case FLASH_VENDOR_SST_LARGE:
  6847. tp->nvram_jedecnum = JEDEC_SST;
  6848. tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE;
  6849. break;
  6850. }
  6851. }
  6852. else {
  6853. tp->nvram_jedecnum = JEDEC_ATMEL;
  6854. tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
  6855. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6856. }
  6857. }
  6858. static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
  6859. {
  6860. u32 nvcfg1;
  6861. nvcfg1 = tr32(NVRAM_CFG1);
  6862. /* NVRAM protection for TPM */
  6863. if (nvcfg1 & (1 << 27))
  6864. tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
  6865. switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
  6866. case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ:
  6867. case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ:
  6868. tp->nvram_jedecnum = JEDEC_ATMEL;
  6869. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6870. break;
  6871. case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
  6872. tp->nvram_jedecnum = JEDEC_ATMEL;
  6873. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6874. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  6875. break;
  6876. case FLASH_5752VENDOR_ST_M45PE10:
  6877. case FLASH_5752VENDOR_ST_M45PE20:
  6878. case FLASH_5752VENDOR_ST_M45PE40:
  6879. tp->nvram_jedecnum = JEDEC_ST;
  6880. tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
  6881. tp->tg3_flags2 |= TG3_FLG2_FLASH;
  6882. break;
  6883. }
  6884. if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
  6885. switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
  6886. case FLASH_5752PAGE_SIZE_256:
  6887. tp->nvram_pagesize = 256;
  6888. break;
  6889. case FLASH_5752PAGE_SIZE_512:
  6890. tp->nvram_pagesize = 512;
  6891. break;
  6892. case FLASH_5752PAGE_SIZE_1K:
  6893. tp->nvram_pagesize = 1024;
  6894. break;
  6895. case FLASH_5752PAGE_SIZE_2K:
  6896. tp->nvram_pagesize = 2048;
  6897. break;
  6898. case FLASH_5752PAGE_SIZE_4K:
  6899. tp->nvram_pagesize = 4096;
  6900. break;
  6901. case FLASH_5752PAGE_SIZE_264:
  6902. tp->nvram_pagesize = 264;
  6903. break;
  6904. }
  6905. }
  6906. else {
  6907. /* For eeprom, set pagesize to maximum eeprom size */
  6908. tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
  6909. nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
  6910. tw32(NVRAM_CFG1, nvcfg1);
  6911. }
  6912. }
  6913. /* Chips other than 5700/5701 use the NVRAM for fetching info. */
  6914. static void __devinit tg3_nvram_init(struct tg3 *tp)
  6915. {
  6916. int j;
  6917. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X)
  6918. return;
  6919. tw32_f(GRC_EEPROM_ADDR,
  6920. (EEPROM_ADDR_FSM_RESET |
  6921. (EEPROM_DEFAULT_CLOCK_PERIOD <<
  6922. EEPROM_ADDR_CLKPERD_SHIFT)));
  6923. /* XXX schedule_timeout() ... */
  6924. for (j = 0; j < 100; j++)
  6925. udelay(10);
  6926. /* Enable seeprom accesses. */
  6927. tw32_f(GRC_LOCAL_CTRL,
  6928. tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);
  6929. udelay(100);
  6930. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  6931. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
  6932. tp->tg3_flags |= TG3_FLAG_NVRAM;
  6933. tg3_enable_nvram_access(tp);
  6934. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  6935. tg3_get_5752_nvram_info(tp);
  6936. else
  6937. tg3_get_nvram_info(tp);
  6938. tg3_get_nvram_size(tp);
  6939. tg3_disable_nvram_access(tp);
  6940. } else {
  6941. tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
  6942. tg3_get_eeprom_size(tp);
  6943. }
  6944. }
  6945. static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
  6946. u32 offset, u32 *val)
  6947. {
  6948. u32 tmp;
  6949. int i;
  6950. if (offset > EEPROM_ADDR_ADDR_MASK ||
  6951. (offset % 4) != 0)
  6952. return -EINVAL;
  6953. tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
  6954. EEPROM_ADDR_DEVID_MASK |
  6955. EEPROM_ADDR_READ);
  6956. tw32(GRC_EEPROM_ADDR,
  6957. tmp |
  6958. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  6959. ((offset << EEPROM_ADDR_ADDR_SHIFT) &
  6960. EEPROM_ADDR_ADDR_MASK) |
  6961. EEPROM_ADDR_READ | EEPROM_ADDR_START);
  6962. for (i = 0; i < 10000; i++) {
  6963. tmp = tr32(GRC_EEPROM_ADDR);
  6964. if (tmp & EEPROM_ADDR_COMPLETE)
  6965. break;
  6966. udelay(100);
  6967. }
  6968. if (!(tmp & EEPROM_ADDR_COMPLETE))
  6969. return -EBUSY;
  6970. *val = tr32(GRC_EEPROM_DATA);
  6971. return 0;
  6972. }
  6973. #define NVRAM_CMD_TIMEOUT 10000
  6974. static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
  6975. {
  6976. int i;
  6977. tw32(NVRAM_CMD, nvram_cmd);
  6978. for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
  6979. udelay(10);
  6980. if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
  6981. udelay(10);
  6982. break;
  6983. }
  6984. }
  6985. if (i == NVRAM_CMD_TIMEOUT) {
  6986. return -EBUSY;
  6987. }
  6988. return 0;
  6989. }
  6990. static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
  6991. {
  6992. int ret;
  6993. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  6994. printk(KERN_ERR PFX "Attempt to do nvram_read on Sun 570X\n");
  6995. return -EINVAL;
  6996. }
  6997. if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
  6998. return tg3_nvram_read_using_eeprom(tp, offset, val);
  6999. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
  7000. (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  7001. (tp->nvram_jedecnum == JEDEC_ATMEL)) {
  7002. offset = ((offset / tp->nvram_pagesize) <<
  7003. ATMEL_AT45DB0X1B_PAGE_POS) +
  7004. (offset % tp->nvram_pagesize);
  7005. }
  7006. if (offset > NVRAM_ADDR_MSK)
  7007. return -EINVAL;
  7008. tg3_nvram_lock(tp);
  7009. tg3_enable_nvram_access(tp);
  7010. tw32(NVRAM_ADDR, offset);
  7011. ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
  7012. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
  7013. if (ret == 0)
  7014. *val = swab32(tr32(NVRAM_RDDATA));
  7015. tg3_nvram_unlock(tp);
  7016. tg3_disable_nvram_access(tp);
  7017. return ret;
  7018. }
  7019. static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
  7020. u32 offset, u32 len, u8 *buf)
  7021. {
  7022. int i, j, rc = 0;
  7023. u32 val;
  7024. for (i = 0; i < len; i += 4) {
  7025. u32 addr, data;
  7026. addr = offset + i;
  7027. memcpy(&data, buf + i, 4);
  7028. tw32(GRC_EEPROM_DATA, cpu_to_le32(data));
  7029. val = tr32(GRC_EEPROM_ADDR);
  7030. tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
  7031. val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK |
  7032. EEPROM_ADDR_READ);
  7033. tw32(GRC_EEPROM_ADDR, val |
  7034. (0 << EEPROM_ADDR_DEVID_SHIFT) |
  7035. (addr & EEPROM_ADDR_ADDR_MASK) |
  7036. EEPROM_ADDR_START |
  7037. EEPROM_ADDR_WRITE);
  7038. for (j = 0; j < 10000; j++) {
  7039. val = tr32(GRC_EEPROM_ADDR);
  7040. if (val & EEPROM_ADDR_COMPLETE)
  7041. break;
  7042. udelay(100);
  7043. }
  7044. if (!(val & EEPROM_ADDR_COMPLETE)) {
  7045. rc = -EBUSY;
  7046. break;
  7047. }
  7048. }
  7049. return rc;
  7050. }
  7051. /* offset and length are dword aligned */
  7052. static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
  7053. u8 *buf)
  7054. {
  7055. int ret = 0;
  7056. u32 pagesize = tp->nvram_pagesize;
  7057. u32 pagemask = pagesize - 1;
  7058. u32 nvram_cmd;
  7059. u8 *tmp;
  7060. tmp = kmalloc(pagesize, GFP_KERNEL);
  7061. if (tmp == NULL)
  7062. return -ENOMEM;
  7063. while (len) {
  7064. int j;
  7065. u32 phy_addr, page_off, size;
  7066. phy_addr = offset & ~pagemask;
  7067. for (j = 0; j < pagesize; j += 4) {
  7068. if ((ret = tg3_nvram_read(tp, phy_addr + j,
  7069. (u32 *) (tmp + j))))
  7070. break;
  7071. }
  7072. if (ret)
  7073. break;
  7074. page_off = offset & pagemask;
  7075. size = pagesize;
  7076. if (len < size)
  7077. size = len;
  7078. len -= size;
  7079. memcpy(tmp + page_off, buf, size);
  7080. offset = offset + (pagesize - page_off);
  7081. tg3_enable_nvram_access(tp);
  7082. /*
  7083. * Before we can erase the flash page, we need
  7084. * to issue a special "write enable" command.
  7085. */
  7086. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7087. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7088. break;
  7089. /* Erase the target page */
  7090. tw32(NVRAM_ADDR, phy_addr);
  7091. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
  7092. NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
  7093. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7094. break;
  7095. /* Issue another write enable to start the write. */
  7096. nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7097. if (tg3_nvram_exec_cmd(tp, nvram_cmd))
  7098. break;
  7099. for (j = 0; j < pagesize; j += 4) {
  7100. u32 data;
  7101. data = *((u32 *) (tmp + j));
  7102. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  7103. tw32(NVRAM_ADDR, phy_addr + j);
  7104. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE |
  7105. NVRAM_CMD_WR;
  7106. if (j == 0)
  7107. nvram_cmd |= NVRAM_CMD_FIRST;
  7108. else if (j == (pagesize - 4))
  7109. nvram_cmd |= NVRAM_CMD_LAST;
  7110. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  7111. break;
  7112. }
  7113. if (ret)
  7114. break;
  7115. }
  7116. nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE;
  7117. tg3_nvram_exec_cmd(tp, nvram_cmd);
  7118. kfree(tmp);
  7119. return ret;
  7120. }
  7121. /* offset and length are dword aligned */
  7122. static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
  7123. u8 *buf)
  7124. {
  7125. int i, ret = 0;
  7126. for (i = 0; i < len; i += 4, offset += 4) {
  7127. u32 data, page_off, phy_addr, nvram_cmd;
  7128. memcpy(&data, buf + i, 4);
  7129. tw32(NVRAM_WRDATA, cpu_to_be32(data));
  7130. page_off = offset % tp->nvram_pagesize;
  7131. if ((tp->tg3_flags2 & TG3_FLG2_FLASH) &&
  7132. (tp->nvram_jedecnum == JEDEC_ATMEL)) {
  7133. phy_addr = ((offset / tp->nvram_pagesize) <<
  7134. ATMEL_AT45DB0X1B_PAGE_POS) + page_off;
  7135. }
  7136. else {
  7137. phy_addr = offset;
  7138. }
  7139. tw32(NVRAM_ADDR, phy_addr);
  7140. nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
  7141. if ((page_off == 0) || (i == 0))
  7142. nvram_cmd |= NVRAM_CMD_FIRST;
  7143. else if (page_off == (tp->nvram_pagesize - 4))
  7144. nvram_cmd |= NVRAM_CMD_LAST;
  7145. if (i == (len - 4))
  7146. nvram_cmd |= NVRAM_CMD_LAST;
  7147. if ((tp->nvram_jedecnum == JEDEC_ST) &&
  7148. (nvram_cmd & NVRAM_CMD_FIRST)) {
  7149. if ((ret = tg3_nvram_exec_cmd(tp,
  7150. NVRAM_CMD_WREN | NVRAM_CMD_GO |
  7151. NVRAM_CMD_DONE)))
  7152. break;
  7153. }
  7154. if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  7155. /* We always do complete word writes to eeprom. */
  7156. nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);
  7157. }
  7158. if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
  7159. break;
  7160. }
  7161. return ret;
  7162. }
  7163. /* offset and length are dword aligned */
  7164. static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
  7165. {
  7166. int ret;
  7167. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7168. printk(KERN_ERR PFX "Attempt to do nvram_write on Sun 570X\n");
  7169. return -EINVAL;
  7170. }
  7171. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  7172. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
  7173. ~GRC_LCLCTRL_GPIO_OUTPUT1);
  7174. udelay(40);
  7175. }
  7176. if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) {
  7177. ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf);
  7178. }
  7179. else {
  7180. u32 grc_mode;
  7181. tg3_nvram_lock(tp);
  7182. tg3_enable_nvram_access(tp);
  7183. if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
  7184. !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM))
  7185. tw32(NVRAM_WRITE1, 0x406);
  7186. grc_mode = tr32(GRC_MODE);
  7187. tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE);
  7188. if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) ||
  7189. !(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
  7190. ret = tg3_nvram_write_block_buffered(tp, offset, len,
  7191. buf);
  7192. }
  7193. else {
  7194. ret = tg3_nvram_write_block_unbuffered(tp, offset, len,
  7195. buf);
  7196. }
  7197. grc_mode = tr32(GRC_MODE);
  7198. tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE);
  7199. tg3_disable_nvram_access(tp);
  7200. tg3_nvram_unlock(tp);
  7201. }
  7202. if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
  7203. tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
  7204. udelay(40);
  7205. }
  7206. return ret;
  7207. }
  7208. struct subsys_tbl_ent {
  7209. u16 subsys_vendor, subsys_devid;
  7210. u32 phy_id;
  7211. };
  7212. static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
  7213. /* Broadcom boards. */
  7214. { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
  7215. { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
  7216. { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
  7217. { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 }, /* BCM95700A9 */
  7218. { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
  7219. { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
  7220. { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 }, /* BCM95701A7 */
  7221. { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
  7222. { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
  7223. { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */
  7224. { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */
  7225. /* 3com boards. */
  7226. { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
  7227. { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
  7228. { PCI_VENDOR_ID_3COM, 0x1004, 0 }, /* 3C996SX */
  7229. { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
  7230. { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */
  7231. /* DELL boards. */
  7232. { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
  7233. { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
  7234. { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
  7235. { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
  7236. /* Compaq boards. */
  7237. { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
  7238. { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
  7239. { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 }, /* CHANGELING */
  7240. { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
  7241. { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */
  7242. /* IBM boards. */
  7243. { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */
  7244. };
  7245. static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp)
  7246. {
  7247. int i;
  7248. for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) {
  7249. if ((subsys_id_to_phy_id[i].subsys_vendor ==
  7250. tp->pdev->subsystem_vendor) &&
  7251. (subsys_id_to_phy_id[i].subsys_devid ==
  7252. tp->pdev->subsystem_device))
  7253. return &subsys_id_to_phy_id[i];
  7254. }
  7255. return NULL;
  7256. }
  7257. /* Since this function may be called in D3-hot power state during
  7258. * tg3_init_one(), only config cycles are allowed.
  7259. */
  7260. static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
  7261. {
  7262. u32 val;
  7263. /* Make sure register accesses (indirect or otherwise)
  7264. * will function correctly.
  7265. */
  7266. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7267. tp->misc_host_ctrl);
  7268. tp->phy_id = PHY_ID_INVALID;
  7269. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7270. tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
  7271. if (val == NIC_SRAM_DATA_SIG_MAGIC) {
  7272. u32 nic_cfg, led_cfg;
  7273. u32 nic_phy_id, ver, cfg2 = 0, eeprom_phy_id;
  7274. int eeprom_phy_serdes = 0;
  7275. tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
  7276. tp->nic_sram_data_cfg = nic_cfg;
  7277. tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver);
  7278. ver >>= NIC_SRAM_DATA_VER_SHIFT;
  7279. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  7280. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  7281. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) &&
  7282. (ver > 0) && (ver < 0x100))
  7283. tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2);
  7284. if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
  7285. NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER)
  7286. eeprom_phy_serdes = 1;
  7287. tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
  7288. if (nic_phy_id != 0) {
  7289. u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
  7290. u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;
  7291. eeprom_phy_id = (id1 >> 16) << 10;
  7292. eeprom_phy_id |= (id2 & 0xfc00) << 16;
  7293. eeprom_phy_id |= (id2 & 0x03ff) << 0;
  7294. } else
  7295. eeprom_phy_id = 0;
  7296. tp->phy_id = eeprom_phy_id;
  7297. if (eeprom_phy_serdes)
  7298. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7299. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7300. led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK |
  7301. SHASTA_EXT_LED_MODE_MASK);
  7302. else
  7303. led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK;
  7304. switch (led_cfg) {
  7305. default:
  7306. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1:
  7307. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7308. break;
  7309. case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2:
  7310. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  7311. break;
  7312. case NIC_SRAM_DATA_CFG_LED_MODE_MAC:
  7313. tp->led_ctrl = LED_CTRL_MODE_MAC;
  7314. /* Default to PHY_1_MODE if 0 (MAC_MODE) is
  7315. * read on some older 5700/5701 bootcode.
  7316. */
  7317. if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
  7318. ASIC_REV_5700 ||
  7319. GET_ASIC_REV(tp->pci_chip_rev_id) ==
  7320. ASIC_REV_5701)
  7321. tp->led_ctrl = LED_CTRL_MODE_PHY_1;
  7322. break;
  7323. case SHASTA_EXT_LED_SHARED:
  7324. tp->led_ctrl = LED_CTRL_MODE_SHARED;
  7325. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
  7326. tp->pci_chip_rev_id != CHIPREV_ID_5750_A1)
  7327. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  7328. LED_CTRL_MODE_PHY_2);
  7329. break;
  7330. case SHASTA_EXT_LED_MAC:
  7331. tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC;
  7332. break;
  7333. case SHASTA_EXT_LED_COMBO:
  7334. tp->led_ctrl = LED_CTRL_MODE_COMBO;
  7335. if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)
  7336. tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
  7337. LED_CTRL_MODE_PHY_2);
  7338. break;
  7339. };
  7340. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  7341. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) &&
  7342. tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
  7343. tp->led_ctrl = LED_CTRL_MODE_PHY_2;
  7344. if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
  7345. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
  7346. (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP))
  7347. tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
  7348. if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
  7349. tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
  7350. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7351. tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
  7352. }
  7353. if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)
  7354. tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP;
  7355. if (cfg2 & (1 << 17))
  7356. tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING;
  7357. /* serdes signal pre-emphasis in register 0x590 set by */
  7358. /* bootcode if bit 18 is set */
  7359. if (cfg2 & (1 << 18))
  7360. tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS;
  7361. }
  7362. }
  7363. static int __devinit tg3_phy_probe(struct tg3 *tp)
  7364. {
  7365. u32 hw_phy_id_1, hw_phy_id_2;
  7366. u32 hw_phy_id, hw_phy_id_masked;
  7367. int err;
  7368. /* Reading the PHY ID register can conflict with ASF
  7369. * firwmare access to the PHY hardware.
  7370. */
  7371. err = 0;
  7372. if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
  7373. hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID;
  7374. } else {
  7375. /* Now read the physical PHY_ID from the chip and verify
  7376. * that it is sane. If it doesn't look good, we fall back
  7377. * to either the hard-coded table based PHY_ID and failing
  7378. * that the value found in the eeprom area.
  7379. */
  7380. err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
  7381. err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);
  7382. hw_phy_id = (hw_phy_id_1 & 0xffff) << 10;
  7383. hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
  7384. hw_phy_id |= (hw_phy_id_2 & 0x03ff) << 0;
  7385. hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;
  7386. }
  7387. if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
  7388. tp->phy_id = hw_phy_id;
  7389. if (hw_phy_id_masked == PHY_ID_BCM8002)
  7390. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7391. } else {
  7392. if (tp->phy_id != PHY_ID_INVALID) {
  7393. /* Do nothing, phy ID already set up in
  7394. * tg3_get_eeprom_hw_cfg().
  7395. */
  7396. } else {
  7397. struct subsys_tbl_ent *p;
  7398. /* No eeprom signature? Try the hardcoded
  7399. * subsys device table.
  7400. */
  7401. p = lookup_by_subsys(tp);
  7402. if (!p)
  7403. return -ENODEV;
  7404. tp->phy_id = p->phy_id;
  7405. if (!tp->phy_id ||
  7406. tp->phy_id == PHY_ID_BCM8002)
  7407. tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
  7408. }
  7409. }
  7410. if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
  7411. !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
  7412. u32 bmsr, adv_reg, tg3_ctrl;
  7413. tg3_readphy(tp, MII_BMSR, &bmsr);
  7414. if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
  7415. (bmsr & BMSR_LSTATUS))
  7416. goto skip_phy_reset;
  7417. err = tg3_phy_reset(tp);
  7418. if (err)
  7419. return err;
  7420. adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL |
  7421. ADVERTISE_100HALF | ADVERTISE_100FULL |
  7422. ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
  7423. tg3_ctrl = 0;
  7424. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
  7425. tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
  7426. MII_TG3_CTRL_ADV_1000_FULL);
  7427. if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  7428. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
  7429. tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER |
  7430. MII_TG3_CTRL_ENABLE_AS_MASTER);
  7431. }
  7432. if (!tg3_copper_is_advertising_all(tp)) {
  7433. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  7434. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  7435. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  7436. tg3_writephy(tp, MII_BMCR,
  7437. BMCR_ANENABLE | BMCR_ANRESTART);
  7438. }
  7439. tg3_phy_set_wirespeed(tp);
  7440. tg3_writephy(tp, MII_ADVERTISE, adv_reg);
  7441. if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
  7442. tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
  7443. }
  7444. skip_phy_reset:
  7445. if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
  7446. err = tg3_init_5401phy_dsp(tp);
  7447. if (err)
  7448. return err;
  7449. }
  7450. if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
  7451. err = tg3_init_5401phy_dsp(tp);
  7452. }
  7453. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  7454. tp->link_config.advertising =
  7455. (ADVERTISED_1000baseT_Half |
  7456. ADVERTISED_1000baseT_Full |
  7457. ADVERTISED_Autoneg |
  7458. ADVERTISED_FIBRE);
  7459. if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
  7460. tp->link_config.advertising &=
  7461. ~(ADVERTISED_1000baseT_Half |
  7462. ADVERTISED_1000baseT_Full);
  7463. return err;
  7464. }
  7465. static void __devinit tg3_read_partno(struct tg3 *tp)
  7466. {
  7467. unsigned char vpd_data[256];
  7468. int i;
  7469. if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
  7470. /* Sun decided not to put the necessary bits in the
  7471. * NVRAM of their onboard tg3 parts :(
  7472. */
  7473. strcpy(tp->board_part_number, "Sun 570X");
  7474. return;
  7475. }
  7476. for (i = 0; i < 256; i += 4) {
  7477. u32 tmp;
  7478. if (tg3_nvram_read(tp, 0x100 + i, &tmp))
  7479. goto out_not_found;
  7480. vpd_data[i + 0] = ((tmp >> 0) & 0xff);
  7481. vpd_data[i + 1] = ((tmp >> 8) & 0xff);
  7482. vpd_data[i + 2] = ((tmp >> 16) & 0xff);
  7483. vpd_data[i + 3] = ((tmp >> 24) & 0xff);
  7484. }
  7485. /* Now parse and find the part number. */
  7486. for (i = 0; i < 256; ) {
  7487. unsigned char val = vpd_data[i];
  7488. int block_end;
  7489. if (val == 0x82 || val == 0x91) {
  7490. i = (i + 3 +
  7491. (vpd_data[i + 1] +
  7492. (vpd_data[i + 2] << 8)));
  7493. continue;
  7494. }
  7495. if (val != 0x90)
  7496. goto out_not_found;
  7497. block_end = (i + 3 +
  7498. (vpd_data[i + 1] +
  7499. (vpd_data[i + 2] << 8)));
  7500. i += 3;
  7501. while (i < block_end) {
  7502. if (vpd_data[i + 0] == 'P' &&
  7503. vpd_data[i + 1] == 'N') {
  7504. int partno_len = vpd_data[i + 2];
  7505. if (partno_len > 24)
  7506. goto out_not_found;
  7507. memcpy(tp->board_part_number,
  7508. &vpd_data[i + 3],
  7509. partno_len);
  7510. /* Success. */
  7511. return;
  7512. }
  7513. }
  7514. /* Part number not found. */
  7515. goto out_not_found;
  7516. }
  7517. out_not_found:
  7518. strcpy(tp->board_part_number, "none");
  7519. }
  7520. #ifdef CONFIG_SPARC64
  7521. static int __devinit tg3_is_sun_570X(struct tg3 *tp)
  7522. {
  7523. struct pci_dev *pdev = tp->pdev;
  7524. struct pcidev_cookie *pcp = pdev->sysdata;
  7525. if (pcp != NULL) {
  7526. int node = pcp->prom_node;
  7527. u32 venid;
  7528. int err;
  7529. err = prom_getproperty(node, "subsystem-vendor-id",
  7530. (char *) &venid, sizeof(venid));
  7531. if (err == 0 || err == -1)
  7532. return 0;
  7533. if (venid == PCI_VENDOR_ID_SUN)
  7534. return 1;
  7535. }
  7536. return 0;
  7537. }
  7538. #endif
  7539. static int __devinit tg3_get_invariants(struct tg3 *tp)
  7540. {
  7541. static struct pci_device_id write_reorder_chipsets[] = {
  7542. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7543. PCI_DEVICE_ID_INTEL_82801AA_8) },
  7544. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7545. PCI_DEVICE_ID_INTEL_82801AB_8) },
  7546. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7547. PCI_DEVICE_ID_INTEL_82801BA_11) },
  7548. { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
  7549. PCI_DEVICE_ID_INTEL_82801BA_6) },
  7550. { PCI_DEVICE(PCI_VENDOR_ID_AMD,
  7551. PCI_DEVICE_ID_AMD_FE_GATE_700C) },
  7552. { },
  7553. };
  7554. u32 misc_ctrl_reg;
  7555. u32 cacheline_sz_reg;
  7556. u32 pci_state_reg, grc_misc_cfg;
  7557. u32 val;
  7558. u16 pci_cmd;
  7559. int err;
  7560. #ifdef CONFIG_SPARC64
  7561. if (tg3_is_sun_570X(tp))
  7562. tp->tg3_flags2 |= TG3_FLG2_SUN_570X;
  7563. #endif
  7564. /* If we have an AMD 762 or Intel ICH/ICH0/ICH2 chipset, write
  7565. * reordering to the mailbox registers done by the host
  7566. * controller can cause major troubles. We read back from
  7567. * every mailbox register write to force the writes to be
  7568. * posted to the chip in order.
  7569. */
  7570. if (pci_dev_present(write_reorder_chipsets))
  7571. tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
  7572. /* Force memory write invalidate off. If we leave it on,
  7573. * then on 5700_BX chips we have to enable a workaround.
  7574. * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary
  7575. * to match the cacheline size. The Broadcom driver have this
  7576. * workaround but turns MWI off all the times so never uses
  7577. * it. This seems to suggest that the workaround is insufficient.
  7578. */
  7579. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  7580. pci_cmd &= ~PCI_COMMAND_INVALIDATE;
  7581. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  7582. /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
  7583. * has the register indirect write enable bit set before
  7584. * we try to access any of the MMIO registers. It is also
  7585. * critical that the PCI-X hw workaround situation is decided
  7586. * before that as well.
  7587. */
  7588. pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7589. &misc_ctrl_reg);
  7590. tp->pci_chip_rev_id = (misc_ctrl_reg >>
  7591. MISC_HOST_CTRL_CHIPREV_SHIFT);
  7592. /* Wrong chip ID in 5752 A0. This code can be removed later
  7593. * as A0 is not in production.
  7594. */
  7595. if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
  7596. tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
  7597. /* Find msi capability. */
  7598. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7599. tp->msi_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_MSI);
  7600. /* Initialize misc host control in PCI block. */
  7601. tp->misc_host_ctrl |= (misc_ctrl_reg &
  7602. MISC_HOST_CTRL_CHIPREV);
  7603. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7604. tp->misc_host_ctrl);
  7605. pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  7606. &cacheline_sz_reg);
  7607. tp->pci_cacheline_sz = (cacheline_sz_reg >> 0) & 0xff;
  7608. tp->pci_lat_timer = (cacheline_sz_reg >> 8) & 0xff;
  7609. tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff;
  7610. tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff;
  7611. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
  7612. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
  7613. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
  7614. tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
  7615. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||
  7616. (tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
  7617. tp->tg3_flags2 |= TG3_FLG2_5705_PLUS;
  7618. if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
  7619. tp->tg3_flags2 |= TG3_FLG2_HW_TSO;
  7620. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
  7621. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 &&
  7622. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752)
  7623. tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
  7624. if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0)
  7625. tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;
  7626. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  7627. tp->pci_lat_timer < 64) {
  7628. tp->pci_lat_timer = 64;
  7629. cacheline_sz_reg = ((tp->pci_cacheline_sz & 0xff) << 0);
  7630. cacheline_sz_reg |= ((tp->pci_lat_timer & 0xff) << 8);
  7631. cacheline_sz_reg |= ((tp->pci_hdr_type & 0xff) << 16);
  7632. cacheline_sz_reg |= ((tp->pci_bist & 0xff) << 24);
  7633. pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
  7634. cacheline_sz_reg);
  7635. }
  7636. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  7637. &pci_state_reg);
  7638. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
  7639. tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
  7640. /* If this is a 5700 BX chipset, and we are in PCI-X
  7641. * mode, enable register write workaround.
  7642. *
  7643. * The workaround is to use indirect register accesses
  7644. * for all chip writes not to mailbox registers.
  7645. */
  7646. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) {
  7647. u32 pm_reg;
  7648. u16 pci_cmd;
  7649. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  7650. /* The chip can have it's power management PCI config
  7651. * space registers clobbered due to this bug.
  7652. * So explicitly force the chip into D0 here.
  7653. */
  7654. pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  7655. &pm_reg);
  7656. pm_reg &= ~PCI_PM_CTRL_STATE_MASK;
  7657. pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */;
  7658. pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
  7659. pm_reg);
  7660. /* Also, force SERR#/PERR# in PCI command. */
  7661. pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
  7662. pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
  7663. pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
  7664. }
  7665. }
  7666. /* Back to back register writes can cause problems on this chip,
  7667. * the workaround is to read back all reg writes except those to
  7668. * mailbox regs. See tg3_write_indirect_reg32().
  7669. *
  7670. * PCI Express 5750_A0 rev chips need this workaround too.
  7671. */
  7672. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  7673. ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
  7674. tp->pci_chip_rev_id == CHIPREV_ID_5750_A0))
  7675. tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG;
  7676. if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
  7677. tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
  7678. if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
  7679. tp->tg3_flags |= TG3_FLAG_PCI_32BIT;
  7680. /* Chip-specific fixup from Broadcom driver */
  7681. if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
  7682. (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
  7683. pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
  7684. pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
  7685. }
  7686. /* Get eeprom hw config before calling tg3_set_power_state().
  7687. * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be
  7688. * determined before calling tg3_set_power_state() so that
  7689. * we know whether or not to switch out of Vaux power.
  7690. * When the flag is set, it means that GPIO1 is used for eeprom
  7691. * write protect and also implies that it is a LOM where GPIOs
  7692. * are not used to switch power.
  7693. */
  7694. tg3_get_eeprom_hw_cfg(tp);
  7695. /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
  7696. * GPIO1 driven high will bring 5700's external PHY out of reset.
  7697. * It is also used as eeprom write protect on LOMs.
  7698. */
  7699. tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
  7700. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  7701. (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
  7702. tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
  7703. GRC_LCLCTRL_GPIO_OUTPUT1);
  7704. /* Unused GPIO3 must be driven as output on 5752 because there
  7705. * are no pull-up resistors on unused GPIO pins.
  7706. */
  7707. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
  7708. tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
  7709. /* Force the chip into D0. */
  7710. err = tg3_set_power_state(tp, 0);
  7711. if (err) {
  7712. printk(KERN_ERR PFX "(%s) transition to D0 failed\n",
  7713. pci_name(tp->pdev));
  7714. return err;
  7715. }
  7716. /* 5700 B0 chips do not support checksumming correctly due
  7717. * to hardware bugs.
  7718. */
  7719. if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
  7720. tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
  7721. /* Pseudo-header checksum is done by hardware logic and not
  7722. * the offload processers, so make the chip do the pseudo-
  7723. * header checksums on receive. For transmit it is more
  7724. * convenient to do the pseudo-header checksum in software
  7725. * as Linux does that on transmit for us in all cases.
  7726. */
  7727. tp->tg3_flags |= TG3_FLAG_NO_TX_PSEUDO_CSUM;
  7728. tp->tg3_flags &= ~TG3_FLAG_NO_RX_PSEUDO_CSUM;
  7729. /* Derive initial jumbo mode from MTU assigned in
  7730. * ether_setup() via the alloc_etherdev() call
  7731. */
  7732. if (tp->dev->mtu > ETH_DATA_LEN &&
  7733. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780)
  7734. tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
  7735. /* Determine WakeOnLan speed to use. */
  7736. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  7737. tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
  7738. tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 ||
  7739. tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) {
  7740. tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB);
  7741. } else {
  7742. tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
  7743. }
  7744. /* A few boards don't want Ethernet@WireSpeed phy feature */
  7745. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
  7746. ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
  7747. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
  7748. (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)))
  7749. tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
  7750. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX ||
  7751. GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX)
  7752. tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG;
  7753. if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
  7754. tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
  7755. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
  7756. tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
  7757. tp->coalesce_mode = 0;
  7758. if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
  7759. GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX)
  7760. tp->coalesce_mode |= HOSTCC_MODE_32BYTE;
  7761. /* Initialize MAC MI mode, polling disabled. */
  7762. tw32_f(MAC_MI_MODE, tp->mi_mode);
  7763. udelay(80);
  7764. /* Initialize data/descriptor byte/word swapping. */
  7765. val = tr32(GRC_MODE);
  7766. val &= GRC_MODE_HOST_STACKUP;
  7767. tw32(GRC_MODE, val | tp->grc_mode);
  7768. tg3_switch_clocks(tp);
  7769. /* Clear this out for sanity. */
  7770. tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
  7771. pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
  7772. &pci_state_reg);
  7773. if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
  7774. (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) {
  7775. u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl);
  7776. if (chiprevid == CHIPREV_ID_5701_A0 ||
  7777. chiprevid == CHIPREV_ID_5701_B0 ||
  7778. chiprevid == CHIPREV_ID_5701_B2 ||
  7779. chiprevid == CHIPREV_ID_5701_B5) {
  7780. void __iomem *sram_base;
  7781. /* Write some dummy words into the SRAM status block
  7782. * area, see if it reads back correctly. If the return
  7783. * value is bad, force enable the PCIX workaround.
  7784. */
  7785. sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK;
  7786. writel(0x00000000, sram_base);
  7787. writel(0x00000000, sram_base + 4);
  7788. writel(0xffffffff, sram_base + 4);
  7789. if (readl(sram_base) != 0x00000000)
  7790. tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
  7791. }
  7792. }
  7793. udelay(50);
  7794. tg3_nvram_init(tp);
  7795. grc_misc_cfg = tr32(GRC_MISC_CFG);
  7796. grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
  7797. /* Broadcom's driver says that CIOBE multisplit has a bug */
  7798. #if 0
  7799. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  7800. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
  7801. tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
  7802. tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
  7803. }
  7804. #endif
  7805. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  7806. (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
  7807. grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
  7808. tp->tg3_flags2 |= TG3_FLG2_IS_5788;
  7809. if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
  7810. (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700))
  7811. tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS;
  7812. if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
  7813. tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD |
  7814. HOSTCC_MODE_CLRTICK_TXBD);
  7815. tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS;
  7816. pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
  7817. tp->misc_host_ctrl);
  7818. }
  7819. /* these are limited to 10/100 only */
  7820. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
  7821. (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
  7822. (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
  7823. tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  7824. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 ||
  7825. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 ||
  7826. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) ||
  7827. (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
  7828. (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F ||
  7829. tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F)))
  7830. tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
  7831. err = tg3_phy_probe(tp);
  7832. if (err) {
  7833. printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n",
  7834. pci_name(tp->pdev), err);
  7835. /* ... but do not return immediately ... */
  7836. }
  7837. tg3_read_partno(tp);
  7838. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
  7839. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  7840. } else {
  7841. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  7842. tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT;
  7843. else
  7844. tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
  7845. }
  7846. /* 5700 {AX,BX} chips have a broken status block link
  7847. * change bit implementation, so we must use the
  7848. * status register in those cases.
  7849. */
  7850. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
  7851. tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG;
  7852. else
  7853. tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG;
  7854. /* The led_ctrl is set during tg3_phy_probe, here we might
  7855. * have to force the link status polling mechanism based
  7856. * upon subsystem IDs.
  7857. */
  7858. if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
  7859. !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
  7860. tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT |
  7861. TG3_FLAG_USE_LINKCHG_REG);
  7862. }
  7863. /* For all SERDES we poll the MAC status register. */
  7864. if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
  7865. tp->tg3_flags |= TG3_FLAG_POLL_SERDES;
  7866. else
  7867. tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES;
  7868. /* 5700 BX chips need to have their TX producer index mailboxes
  7869. * written twice to workaround a bug.
  7870. */
  7871. if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX)
  7872. tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG;
  7873. else
  7874. tp->tg3_flags &= ~TG3_FLAG_TXD_MBOX_HWBUG;
  7875. /* It seems all chips can get confused if TX buffers
  7876. * straddle the 4GB address boundary in some cases.
  7877. */
  7878. tp->dev->hard_start_xmit = tg3_start_xmit;
  7879. tp->rx_offset = 2;
  7880. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
  7881. (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0)
  7882. tp->rx_offset = 0;
  7883. /* By default, disable wake-on-lan. User can change this
  7884. * using ETHTOOL_SWOL.
  7885. */
  7886. tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
  7887. return err;
  7888. }
  7889. #ifdef CONFIG_SPARC64
  7890. static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
  7891. {
  7892. struct net_device *dev = tp->dev;
  7893. struct pci_dev *pdev = tp->pdev;
  7894. struct pcidev_cookie *pcp = pdev->sysdata;
  7895. if (pcp != NULL) {
  7896. int node = pcp->prom_node;
  7897. if (prom_getproplen(node, "local-mac-address") == 6) {
  7898. prom_getproperty(node, "local-mac-address",
  7899. dev->dev_addr, 6);
  7900. return 0;
  7901. }
  7902. }
  7903. return -ENODEV;
  7904. }
  7905. static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp)
  7906. {
  7907. struct net_device *dev = tp->dev;
  7908. memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
  7909. return 0;
  7910. }
  7911. #endif
  7912. static int __devinit tg3_get_device_address(struct tg3 *tp)
  7913. {
  7914. struct net_device *dev = tp->dev;
  7915. u32 hi, lo, mac_offset;
  7916. #ifdef CONFIG_SPARC64
  7917. if (!tg3_get_macaddr_sparc(tp))
  7918. return 0;
  7919. #endif
  7920. mac_offset = 0x7c;
  7921. if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
  7922. !(tp->tg3_flags & TG3_FLG2_SUN_570X)) ||
  7923. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  7924. if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
  7925. mac_offset = 0xcc;
  7926. if (tg3_nvram_lock(tp))
  7927. tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
  7928. else
  7929. tg3_nvram_unlock(tp);
  7930. }
  7931. /* First try to get it from MAC address mailbox. */
  7932. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
  7933. if ((hi >> 16) == 0x484b) {
  7934. dev->dev_addr[0] = (hi >> 8) & 0xff;
  7935. dev->dev_addr[1] = (hi >> 0) & 0xff;
  7936. tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
  7937. dev->dev_addr[2] = (lo >> 24) & 0xff;
  7938. dev->dev_addr[3] = (lo >> 16) & 0xff;
  7939. dev->dev_addr[4] = (lo >> 8) & 0xff;
  7940. dev->dev_addr[5] = (lo >> 0) & 0xff;
  7941. }
  7942. /* Next, try NVRAM. */
  7943. else if (!(tp->tg3_flags & TG3_FLG2_SUN_570X) &&
  7944. !tg3_nvram_read(tp, mac_offset + 0, &hi) &&
  7945. !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
  7946. dev->dev_addr[0] = ((hi >> 16) & 0xff);
  7947. dev->dev_addr[1] = ((hi >> 24) & 0xff);
  7948. dev->dev_addr[2] = ((lo >> 0) & 0xff);
  7949. dev->dev_addr[3] = ((lo >> 8) & 0xff);
  7950. dev->dev_addr[4] = ((lo >> 16) & 0xff);
  7951. dev->dev_addr[5] = ((lo >> 24) & 0xff);
  7952. }
  7953. /* Finally just fetch it out of the MAC control regs. */
  7954. else {
  7955. hi = tr32(MAC_ADDR_0_HIGH);
  7956. lo = tr32(MAC_ADDR_0_LOW);
  7957. dev->dev_addr[5] = lo & 0xff;
  7958. dev->dev_addr[4] = (lo >> 8) & 0xff;
  7959. dev->dev_addr[3] = (lo >> 16) & 0xff;
  7960. dev->dev_addr[2] = (lo >> 24) & 0xff;
  7961. dev->dev_addr[1] = hi & 0xff;
  7962. dev->dev_addr[0] = (hi >> 8) & 0xff;
  7963. }
  7964. if (!is_valid_ether_addr(&dev->dev_addr[0])) {
  7965. #ifdef CONFIG_SPARC64
  7966. if (!tg3_get_default_macaddr_sparc(tp))
  7967. return 0;
  7968. #endif
  7969. return -EINVAL;
  7970. }
  7971. return 0;
  7972. }
  7973. #define BOUNDARY_SINGLE_CACHELINE 1
  7974. #define BOUNDARY_MULTI_CACHELINE 2
  7975. static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
  7976. {
  7977. int cacheline_size;
  7978. u8 byte;
  7979. int goal;
  7980. pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte);
  7981. if (byte == 0)
  7982. cacheline_size = 1024;
  7983. else
  7984. cacheline_size = (int) byte * 4;
  7985. /* On 5703 and later chips, the boundary bits have no
  7986. * effect.
  7987. */
  7988. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  7989. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 &&
  7990. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
  7991. goto out;
  7992. #if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC)
  7993. goal = BOUNDARY_MULTI_CACHELINE;
  7994. #else
  7995. #if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA)
  7996. goal = BOUNDARY_SINGLE_CACHELINE;
  7997. #else
  7998. goal = 0;
  7999. #endif
  8000. #endif
  8001. if (!goal)
  8002. goto out;
  8003. /* PCI controllers on most RISC systems tend to disconnect
  8004. * when a device tries to burst across a cache-line boundary.
  8005. * Therefore, letting tg3 do so just wastes PCI bandwidth.
  8006. *
  8007. * Unfortunately, for PCI-E there are only limited
  8008. * write-side controls for this, and thus for reads
  8009. * we will still get the disconnects. We'll also waste
  8010. * these PCI cycles for both read and write for chips
  8011. * other than 5700 and 5701 which do not implement the
  8012. * boundary bits.
  8013. */
  8014. if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
  8015. !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
  8016. switch (cacheline_size) {
  8017. case 16:
  8018. case 32:
  8019. case 64:
  8020. case 128:
  8021. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8022. val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX |
  8023. DMA_RWCTRL_WRITE_BNDRY_128_PCIX);
  8024. } else {
  8025. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  8026. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  8027. }
  8028. break;
  8029. case 256:
  8030. val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX |
  8031. DMA_RWCTRL_WRITE_BNDRY_256_PCIX);
  8032. break;
  8033. default:
  8034. val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
  8035. DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
  8036. break;
  8037. };
  8038. } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  8039. switch (cacheline_size) {
  8040. case 16:
  8041. case 32:
  8042. case 64:
  8043. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8044. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  8045. val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE;
  8046. break;
  8047. }
  8048. /* fallthrough */
  8049. case 128:
  8050. default:
  8051. val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
  8052. val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE;
  8053. break;
  8054. };
  8055. } else {
  8056. switch (cacheline_size) {
  8057. case 16:
  8058. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8059. val |= (DMA_RWCTRL_READ_BNDRY_16 |
  8060. DMA_RWCTRL_WRITE_BNDRY_16);
  8061. break;
  8062. }
  8063. /* fallthrough */
  8064. case 32:
  8065. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8066. val |= (DMA_RWCTRL_READ_BNDRY_32 |
  8067. DMA_RWCTRL_WRITE_BNDRY_32);
  8068. break;
  8069. }
  8070. /* fallthrough */
  8071. case 64:
  8072. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8073. val |= (DMA_RWCTRL_READ_BNDRY_64 |
  8074. DMA_RWCTRL_WRITE_BNDRY_64);
  8075. break;
  8076. }
  8077. /* fallthrough */
  8078. case 128:
  8079. if (goal == BOUNDARY_SINGLE_CACHELINE) {
  8080. val |= (DMA_RWCTRL_READ_BNDRY_128 |
  8081. DMA_RWCTRL_WRITE_BNDRY_128);
  8082. break;
  8083. }
  8084. /* fallthrough */
  8085. case 256:
  8086. val |= (DMA_RWCTRL_READ_BNDRY_256 |
  8087. DMA_RWCTRL_WRITE_BNDRY_256);
  8088. break;
  8089. case 512:
  8090. val |= (DMA_RWCTRL_READ_BNDRY_512 |
  8091. DMA_RWCTRL_WRITE_BNDRY_512);
  8092. break;
  8093. case 1024:
  8094. default:
  8095. val |= (DMA_RWCTRL_READ_BNDRY_1024 |
  8096. DMA_RWCTRL_WRITE_BNDRY_1024);
  8097. break;
  8098. };
  8099. }
  8100. out:
  8101. return val;
  8102. }
  8103. static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device)
  8104. {
  8105. struct tg3_internal_buffer_desc test_desc;
  8106. u32 sram_dma_descs;
  8107. int i, ret;
  8108. sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE;
  8109. tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0);
  8110. tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0);
  8111. tw32(RDMAC_STATUS, 0);
  8112. tw32(WDMAC_STATUS, 0);
  8113. tw32(BUFMGR_MODE, 0);
  8114. tw32(FTQ_RESET, 0);
  8115. test_desc.addr_hi = ((u64) buf_dma) >> 32;
  8116. test_desc.addr_lo = buf_dma & 0xffffffff;
  8117. test_desc.nic_mbuf = 0x00002100;
  8118. test_desc.len = size;
  8119. /*
  8120. * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz
  8121. * the *second* time the tg3 driver was getting loaded after an
  8122. * initial scan.
  8123. *
  8124. * Broadcom tells me:
  8125. * ...the DMA engine is connected to the GRC block and a DMA
  8126. * reset may affect the GRC block in some unpredictable way...
  8127. * The behavior of resets to individual blocks has not been tested.
  8128. *
  8129. * Broadcom noted the GRC reset will also reset all sub-components.
  8130. */
  8131. if (to_device) {
  8132. test_desc.cqid_sqid = (13 << 8) | 2;
  8133. tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE);
  8134. udelay(40);
  8135. } else {
  8136. test_desc.cqid_sqid = (16 << 8) | 7;
  8137. tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE);
  8138. udelay(40);
  8139. }
  8140. test_desc.flags = 0x00000005;
  8141. for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) {
  8142. u32 val;
  8143. val = *(((u32 *)&test_desc) + i);
  8144. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR,
  8145. sram_dma_descs + (i * sizeof(u32)));
  8146. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
  8147. }
  8148. pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
  8149. if (to_device) {
  8150. tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs);
  8151. } else {
  8152. tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs);
  8153. }
  8154. ret = -ENODEV;
  8155. for (i = 0; i < 40; i++) {
  8156. u32 val;
  8157. if (to_device)
  8158. val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ);
  8159. else
  8160. val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ);
  8161. if ((val & 0xffff) == sram_dma_descs) {
  8162. ret = 0;
  8163. break;
  8164. }
  8165. udelay(100);
  8166. }
  8167. return ret;
  8168. }
  8169. #define TEST_BUFFER_SIZE 0x2000
  8170. static int __devinit tg3_test_dma(struct tg3 *tp)
  8171. {
  8172. dma_addr_t buf_dma;
  8173. u32 *buf, saved_dma_rwctrl;
  8174. int ret;
  8175. buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma);
  8176. if (!buf) {
  8177. ret = -ENOMEM;
  8178. goto out_nofree;
  8179. }
  8180. tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
  8181. (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT));
  8182. tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
  8183. if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
  8184. /* DMA read watermark not used on PCIE */
  8185. tp->dma_rwctrl |= 0x00180000;
  8186. } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
  8187. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
  8188. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
  8189. tp->dma_rwctrl |= 0x003f0000;
  8190. else
  8191. tp->dma_rwctrl |= 0x003f000f;
  8192. } else {
  8193. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  8194. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
  8195. u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f);
  8196. if (ccval == 0x6 || ccval == 0x7)
  8197. tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
  8198. /* Set bit 23 to enable PCIX hw bug fix */
  8199. tp->dma_rwctrl |= 0x009f0000;
  8200. } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
  8201. /* 5780 always in PCIX mode */
  8202. tp->dma_rwctrl |= 0x00144000;
  8203. } else {
  8204. tp->dma_rwctrl |= 0x001b000f;
  8205. }
  8206. }
  8207. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
  8208. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  8209. tp->dma_rwctrl &= 0xfffffff0;
  8210. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8211. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
  8212. /* Remove this if it causes problems for some boards. */
  8213. tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT;
  8214. /* On 5700/5701 chips, we need to set this bit.
  8215. * Otherwise the chip will issue cacheline transactions
  8216. * to streamable DMA memory with not all the byte
  8217. * enables turned on. This is an error on several
  8218. * RISC PCI controllers, in particular sparc64.
  8219. *
  8220. * On 5703/5704 chips, this bit has been reassigned
  8221. * a different meaning. In particular, it is used
  8222. * on those chips to enable a PCI-X workaround.
  8223. */
  8224. tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;
  8225. }
  8226. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8227. #if 0
  8228. /* Unneeded, already done by tg3_get_invariants. */
  8229. tg3_switch_clocks(tp);
  8230. #endif
  8231. ret = 0;
  8232. if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
  8233. GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
  8234. goto out;
  8235. /* It is best to perform DMA test with maximum write burst size
  8236. * to expose the 5700/5701 write DMA bug.
  8237. */
  8238. saved_dma_rwctrl = tp->dma_rwctrl;
  8239. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8240. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8241. while (1) {
  8242. u32 *p = buf, i;
  8243. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++)
  8244. p[i] = i;
  8245. /* Send the buffer to the chip. */
  8246. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1);
  8247. if (ret) {
  8248. printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret);
  8249. break;
  8250. }
  8251. #if 0
  8252. /* validate data reached card RAM correctly. */
  8253. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  8254. u32 val;
  8255. tg3_read_mem(tp, 0x2100 + (i*4), &val);
  8256. if (le32_to_cpu(val) != p[i]) {
  8257. printk(KERN_ERR " tg3_test_dma() Card buffer corrupted on write! (%d != %d)\n", val, i);
  8258. /* ret = -ENODEV here? */
  8259. }
  8260. p[i] = 0;
  8261. }
  8262. #endif
  8263. /* Now read it back. */
  8264. ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0);
  8265. if (ret) {
  8266. printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret);
  8267. break;
  8268. }
  8269. /* Verify it. */
  8270. for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
  8271. if (p[i] == i)
  8272. continue;
  8273. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  8274. DMA_RWCTRL_WRITE_BNDRY_16) {
  8275. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8276. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  8277. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8278. break;
  8279. } else {
  8280. printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i);
  8281. ret = -ENODEV;
  8282. goto out;
  8283. }
  8284. }
  8285. if (i == (TEST_BUFFER_SIZE / sizeof(u32))) {
  8286. /* Success. */
  8287. ret = 0;
  8288. break;
  8289. }
  8290. }
  8291. if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
  8292. DMA_RWCTRL_WRITE_BNDRY_16) {
  8293. static struct pci_device_id dma_wait_state_chipsets[] = {
  8294. { PCI_DEVICE(PCI_VENDOR_ID_APPLE,
  8295. PCI_DEVICE_ID_APPLE_UNI_N_PCI15) },
  8296. { },
  8297. };
  8298. /* DMA test passed without adjusting DMA boundary,
  8299. * now look for chipsets that are known to expose the
  8300. * DMA bug without failing the test.
  8301. */
  8302. if (pci_dev_present(dma_wait_state_chipsets)) {
  8303. tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
  8304. tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
  8305. }
  8306. else
  8307. /* Safe to use the calculated DMA boundary. */
  8308. tp->dma_rwctrl = saved_dma_rwctrl;
  8309. tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
  8310. }
  8311. out:
  8312. pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma);
  8313. out_nofree:
  8314. return ret;
  8315. }
  8316. static void __devinit tg3_init_link_config(struct tg3 *tp)
  8317. {
  8318. tp->link_config.advertising =
  8319. (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
  8320. ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
  8321. ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
  8322. ADVERTISED_Autoneg | ADVERTISED_MII);
  8323. tp->link_config.speed = SPEED_INVALID;
  8324. tp->link_config.duplex = DUPLEX_INVALID;
  8325. tp->link_config.autoneg = AUTONEG_ENABLE;
  8326. netif_carrier_off(tp->dev);
  8327. tp->link_config.active_speed = SPEED_INVALID;
  8328. tp->link_config.active_duplex = DUPLEX_INVALID;
  8329. tp->link_config.phy_is_low_power = 0;
  8330. tp->link_config.orig_speed = SPEED_INVALID;
  8331. tp->link_config.orig_duplex = DUPLEX_INVALID;
  8332. tp->link_config.orig_autoneg = AUTONEG_INVALID;
  8333. }
  8334. static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
  8335. {
  8336. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  8337. tp->bufmgr_config.mbuf_read_dma_low_water =
  8338. DEFAULT_MB_RDMA_LOW_WATER_5705;
  8339. tp->bufmgr_config.mbuf_mac_rx_low_water =
  8340. DEFAULT_MB_MACRX_LOW_WATER_5705;
  8341. tp->bufmgr_config.mbuf_high_water =
  8342. DEFAULT_MB_HIGH_WATER_5705;
  8343. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
  8344. DEFAULT_MB_RDMA_LOW_WATER_JUMBO_5780;
  8345. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
  8346. DEFAULT_MB_MACRX_LOW_WATER_JUMBO_5780;
  8347. tp->bufmgr_config.mbuf_high_water_jumbo =
  8348. DEFAULT_MB_HIGH_WATER_JUMBO_5780;
  8349. } else {
  8350. tp->bufmgr_config.mbuf_read_dma_low_water =
  8351. DEFAULT_MB_RDMA_LOW_WATER;
  8352. tp->bufmgr_config.mbuf_mac_rx_low_water =
  8353. DEFAULT_MB_MACRX_LOW_WATER;
  8354. tp->bufmgr_config.mbuf_high_water =
  8355. DEFAULT_MB_HIGH_WATER;
  8356. tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
  8357. DEFAULT_MB_RDMA_LOW_WATER_JUMBO;
  8358. tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
  8359. DEFAULT_MB_MACRX_LOW_WATER_JUMBO;
  8360. tp->bufmgr_config.mbuf_high_water_jumbo =
  8361. DEFAULT_MB_HIGH_WATER_JUMBO;
  8362. }
  8363. tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER;
  8364. tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER;
  8365. }
  8366. static char * __devinit tg3_phy_string(struct tg3 *tp)
  8367. {
  8368. switch (tp->phy_id & PHY_ID_MASK) {
  8369. case PHY_ID_BCM5400: return "5400";
  8370. case PHY_ID_BCM5401: return "5401";
  8371. case PHY_ID_BCM5411: return "5411";
  8372. case PHY_ID_BCM5701: return "5701";
  8373. case PHY_ID_BCM5703: return "5703";
  8374. case PHY_ID_BCM5704: return "5704";
  8375. case PHY_ID_BCM5705: return "5705";
  8376. case PHY_ID_BCM5750: return "5750";
  8377. case PHY_ID_BCM5752: return "5752";
  8378. case PHY_ID_BCM5780: return "5780";
  8379. case PHY_ID_BCM8002: return "8002/serdes";
  8380. case 0: return "serdes";
  8381. default: return "unknown";
  8382. };
  8383. }
  8384. static struct pci_dev * __devinit tg3_find_5704_peer(struct tg3 *tp)
  8385. {
  8386. struct pci_dev *peer;
  8387. unsigned int func, devnr = tp->pdev->devfn & ~7;
  8388. for (func = 0; func < 8; func++) {
  8389. peer = pci_get_slot(tp->pdev->bus, devnr | func);
  8390. if (peer && peer != tp->pdev)
  8391. break;
  8392. pci_dev_put(peer);
  8393. }
  8394. if (!peer || peer == tp->pdev)
  8395. BUG();
  8396. /*
  8397. * We don't need to keep the refcount elevated; there's no way
  8398. * to remove one half of this device without removing the other
  8399. */
  8400. pci_dev_put(peer);
  8401. return peer;
  8402. }
  8403. static void __devinit tg3_init_coal(struct tg3 *tp)
  8404. {
  8405. struct ethtool_coalesce *ec = &tp->coal;
  8406. memset(ec, 0, sizeof(*ec));
  8407. ec->cmd = ETHTOOL_GCOALESCE;
  8408. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS;
  8409. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS;
  8410. ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES;
  8411. ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES;
  8412. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT;
  8413. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT;
  8414. ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT;
  8415. ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT;
  8416. ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS;
  8417. if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD |
  8418. HOSTCC_MODE_CLRTICK_TXBD)) {
  8419. ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS;
  8420. ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS;
  8421. ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS;
  8422. ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS;
  8423. }
  8424. if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
  8425. ec->rx_coalesce_usecs_irq = 0;
  8426. ec->tx_coalesce_usecs_irq = 0;
  8427. ec->stats_block_coalesce_usecs = 0;
  8428. }
  8429. }
  8430. static int __devinit tg3_init_one(struct pci_dev *pdev,
  8431. const struct pci_device_id *ent)
  8432. {
  8433. static int tg3_version_printed = 0;
  8434. unsigned long tg3reg_base, tg3reg_len;
  8435. struct net_device *dev;
  8436. struct tg3 *tp;
  8437. int i, err, pci_using_dac, pm_cap;
  8438. if (tg3_version_printed++ == 0)
  8439. printk(KERN_INFO "%s", version);
  8440. err = pci_enable_device(pdev);
  8441. if (err) {
  8442. printk(KERN_ERR PFX "Cannot enable PCI device, "
  8443. "aborting.\n");
  8444. return err;
  8445. }
  8446. if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
  8447. printk(KERN_ERR PFX "Cannot find proper PCI device "
  8448. "base address, aborting.\n");
  8449. err = -ENODEV;
  8450. goto err_out_disable_pdev;
  8451. }
  8452. err = pci_request_regions(pdev, DRV_MODULE_NAME);
  8453. if (err) {
  8454. printk(KERN_ERR PFX "Cannot obtain PCI resources, "
  8455. "aborting.\n");
  8456. goto err_out_disable_pdev;
  8457. }
  8458. pci_set_master(pdev);
  8459. /* Find power-management capability. */
  8460. pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
  8461. if (pm_cap == 0) {
  8462. printk(KERN_ERR PFX "Cannot find PowerManagement capability, "
  8463. "aborting.\n");
  8464. err = -EIO;
  8465. goto err_out_free_res;
  8466. }
  8467. /* Configure DMA attributes. */
  8468. err = pci_set_dma_mask(pdev, 0xffffffffffffffffULL);
  8469. if (!err) {
  8470. pci_using_dac = 1;
  8471. err = pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL);
  8472. if (err < 0) {
  8473. printk(KERN_ERR PFX "Unable to obtain 64 bit DMA "
  8474. "for consistent allocations\n");
  8475. goto err_out_free_res;
  8476. }
  8477. } else {
  8478. err = pci_set_dma_mask(pdev, 0xffffffffULL);
  8479. if (err) {
  8480. printk(KERN_ERR PFX "No usable DMA configuration, "
  8481. "aborting.\n");
  8482. goto err_out_free_res;
  8483. }
  8484. pci_using_dac = 0;
  8485. }
  8486. tg3reg_base = pci_resource_start(pdev, 0);
  8487. tg3reg_len = pci_resource_len(pdev, 0);
  8488. dev = alloc_etherdev(sizeof(*tp));
  8489. if (!dev) {
  8490. printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n");
  8491. err = -ENOMEM;
  8492. goto err_out_free_res;
  8493. }
  8494. SET_MODULE_OWNER(dev);
  8495. SET_NETDEV_DEV(dev, &pdev->dev);
  8496. if (pci_using_dac)
  8497. dev->features |= NETIF_F_HIGHDMA;
  8498. dev->features |= NETIF_F_LLTX;
  8499. #if TG3_VLAN_TAG_USED
  8500. dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
  8501. dev->vlan_rx_register = tg3_vlan_rx_register;
  8502. dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid;
  8503. #endif
  8504. tp = netdev_priv(dev);
  8505. tp->pdev = pdev;
  8506. tp->dev = dev;
  8507. tp->pm_cap = pm_cap;
  8508. tp->mac_mode = TG3_DEF_MAC_MODE;
  8509. tp->rx_mode = TG3_DEF_RX_MODE;
  8510. tp->tx_mode = TG3_DEF_TX_MODE;
  8511. tp->mi_mode = MAC_MI_MODE_BASE;
  8512. if (tg3_debug > 0)
  8513. tp->msg_enable = tg3_debug;
  8514. else
  8515. tp->msg_enable = TG3_DEF_MSG_ENABLE;
  8516. /* The word/byte swap controls here control register access byte
  8517. * swapping. DMA data byte swapping is controlled in the GRC_MODE
  8518. * setting below.
  8519. */
  8520. tp->misc_host_ctrl =
  8521. MISC_HOST_CTRL_MASK_PCI_INT |
  8522. MISC_HOST_CTRL_WORD_SWAP |
  8523. MISC_HOST_CTRL_INDIR_ACCESS |
  8524. MISC_HOST_CTRL_PCISTATE_RW;
  8525. /* The NONFRM (non-frame) byte/word swap controls take effect
  8526. * on descriptor entries, anything which isn't packet data.
  8527. *
  8528. * The StrongARM chips on the board (one for tx, one for rx)
  8529. * are running in big-endian mode.
  8530. */
  8531. tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
  8532. GRC_MODE_WSWAP_NONFRM_DATA);
  8533. #ifdef __BIG_ENDIAN
  8534. tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
  8535. #endif
  8536. spin_lock_init(&tp->lock);
  8537. spin_lock_init(&tp->tx_lock);
  8538. spin_lock_init(&tp->indirect_lock);
  8539. INIT_WORK(&tp->reset_task, tg3_reset_task, tp);
  8540. tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len);
  8541. if (tp->regs == 0UL) {
  8542. printk(KERN_ERR PFX "Cannot map device registers, "
  8543. "aborting.\n");
  8544. err = -ENOMEM;
  8545. goto err_out_free_dev;
  8546. }
  8547. tg3_init_link_config(tp);
  8548. tp->rx_pending = TG3_DEF_RX_RING_PENDING;
  8549. tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
  8550. tp->tx_pending = TG3_DEF_TX_RING_PENDING;
  8551. dev->open = tg3_open;
  8552. dev->stop = tg3_close;
  8553. dev->get_stats = tg3_get_stats;
  8554. dev->set_multicast_list = tg3_set_rx_mode;
  8555. dev->set_mac_address = tg3_set_mac_addr;
  8556. dev->do_ioctl = tg3_ioctl;
  8557. dev->tx_timeout = tg3_tx_timeout;
  8558. dev->poll = tg3_poll;
  8559. dev->ethtool_ops = &tg3_ethtool_ops;
  8560. dev->weight = 64;
  8561. dev->watchdog_timeo = TG3_TX_TIMEOUT;
  8562. dev->change_mtu = tg3_change_mtu;
  8563. dev->irq = pdev->irq;
  8564. #ifdef CONFIG_NET_POLL_CONTROLLER
  8565. dev->poll_controller = tg3_poll_controller;
  8566. #endif
  8567. err = tg3_get_invariants(tp);
  8568. if (err) {
  8569. printk(KERN_ERR PFX "Problem fetching invariants of chip, "
  8570. "aborting.\n");
  8571. goto err_out_iounmap;
  8572. }
  8573. tg3_init_bufmgr_config(tp);
  8574. #if TG3_TSO_SUPPORT != 0
  8575. if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
  8576. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  8577. }
  8578. else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
  8579. GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
  8580. tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 ||
  8581. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
  8582. tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
  8583. } else {
  8584. tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
  8585. }
  8586. /* TSO is off by default, user can enable using ethtool. */
  8587. #if 0
  8588. if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)
  8589. dev->features |= NETIF_F_TSO;
  8590. #endif
  8591. #endif
  8592. if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
  8593. !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
  8594. !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) {
  8595. tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64;
  8596. tp->rx_pending = 63;
  8597. }
  8598. if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
  8599. tp->pdev_peer = tg3_find_5704_peer(tp);
  8600. err = tg3_get_device_address(tp);
  8601. if (err) {
  8602. printk(KERN_ERR PFX "Could not obtain valid ethernet address, "
  8603. "aborting.\n");
  8604. goto err_out_iounmap;
  8605. }
  8606. /*
  8607. * Reset chip in case UNDI or EFI driver did not shutdown
  8608. * DMA self test will enable WDMAC and we'll see (spurious)
  8609. * pending DMA on the PCI bus at that point.
  8610. */
  8611. if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) ||
  8612. (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
  8613. pci_save_state(tp->pdev);
  8614. tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
  8615. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  8616. }
  8617. err = tg3_test_dma(tp);
  8618. if (err) {
  8619. printk(KERN_ERR PFX "DMA engine test failed, aborting.\n");
  8620. goto err_out_iounmap;
  8621. }
  8622. /* Tigon3 can do ipv4 only... and some chips have buggy
  8623. * checksumming.
  8624. */
  8625. if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
  8626. dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
  8627. tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
  8628. } else
  8629. tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
  8630. if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
  8631. dev->features &= ~NETIF_F_HIGHDMA;
  8632. /* flow control autonegotiation is default behavior */
  8633. tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
  8634. tg3_init_coal(tp);
  8635. err = register_netdev(dev);
  8636. if (err) {
  8637. printk(KERN_ERR PFX "Cannot register net device, "
  8638. "aborting.\n");
  8639. goto err_out_iounmap;
  8640. }
  8641. pci_set_drvdata(pdev, dev);
  8642. /* Now that we have fully setup the chip, save away a snapshot
  8643. * of the PCI config space. We need to restore this after
  8644. * GRC_MISC_CFG core clock resets and some resume events.
  8645. */
  8646. pci_save_state(tp->pdev);
  8647. printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (PCI%s:%s:%s) %sBaseT Ethernet ",
  8648. dev->name,
  8649. tp->board_part_number,
  8650. tp->pci_chip_rev_id,
  8651. tg3_phy_string(tp),
  8652. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "X" : ""),
  8653. ((tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED) ?
  8654. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "133MHz" : "66MHz") :
  8655. ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "100MHz" : "33MHz")),
  8656. ((tp->tg3_flags & TG3_FLAG_PCI_32BIT) ? "32-bit" : "64-bit"),
  8657. (tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100" : "10/100/1000");
  8658. for (i = 0; i < 6; i++)
  8659. printk("%2.2x%c", dev->dev_addr[i],
  8660. i == 5 ? '\n' : ':');
  8661. printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
  8662. "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] "
  8663. "TSOcap[%d] \n",
  8664. dev->name,
  8665. (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
  8666. (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
  8667. (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
  8668. (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
  8669. (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0,
  8670. (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
  8671. (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
  8672. printk(KERN_INFO "%s: dma_rwctrl[%08x]\n",
  8673. dev->name, tp->dma_rwctrl);
  8674. return 0;
  8675. err_out_iounmap:
  8676. iounmap(tp->regs);
  8677. err_out_free_dev:
  8678. free_netdev(dev);
  8679. err_out_free_res:
  8680. pci_release_regions(pdev);
  8681. err_out_disable_pdev:
  8682. pci_disable_device(pdev);
  8683. pci_set_drvdata(pdev, NULL);
  8684. return err;
  8685. }
  8686. static void __devexit tg3_remove_one(struct pci_dev *pdev)
  8687. {
  8688. struct net_device *dev = pci_get_drvdata(pdev);
  8689. if (dev) {
  8690. struct tg3 *tp = netdev_priv(dev);
  8691. unregister_netdev(dev);
  8692. iounmap(tp->regs);
  8693. free_netdev(dev);
  8694. pci_release_regions(pdev);
  8695. pci_disable_device(pdev);
  8696. pci_set_drvdata(pdev, NULL);
  8697. }
  8698. }
  8699. static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
  8700. {
  8701. struct net_device *dev = pci_get_drvdata(pdev);
  8702. struct tg3 *tp = netdev_priv(dev);
  8703. int err;
  8704. if (!netif_running(dev))
  8705. return 0;
  8706. tg3_netif_stop(tp);
  8707. del_timer_sync(&tp->timer);
  8708. tg3_full_lock(tp, 1);
  8709. tg3_disable_ints(tp);
  8710. tg3_full_unlock(tp);
  8711. netif_device_detach(dev);
  8712. tg3_full_lock(tp, 0);
  8713. tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
  8714. tg3_full_unlock(tp);
  8715. err = tg3_set_power_state(tp, pci_choose_state(pdev, state));
  8716. if (err) {
  8717. tg3_full_lock(tp, 0);
  8718. tg3_init_hw(tp);
  8719. tp->timer.expires = jiffies + tp->timer_offset;
  8720. add_timer(&tp->timer);
  8721. netif_device_attach(dev);
  8722. tg3_netif_start(tp);
  8723. tg3_full_unlock(tp);
  8724. }
  8725. return err;
  8726. }
  8727. static int tg3_resume(struct pci_dev *pdev)
  8728. {
  8729. struct net_device *dev = pci_get_drvdata(pdev);
  8730. struct tg3 *tp = netdev_priv(dev);
  8731. int err;
  8732. if (!netif_running(dev))
  8733. return 0;
  8734. pci_restore_state(tp->pdev);
  8735. err = tg3_set_power_state(tp, 0);
  8736. if (err)
  8737. return err;
  8738. netif_device_attach(dev);
  8739. tg3_full_lock(tp, 0);
  8740. tg3_init_hw(tp);
  8741. tp->timer.expires = jiffies + tp->timer_offset;
  8742. add_timer(&tp->timer);
  8743. tg3_netif_start(tp);
  8744. tg3_full_unlock(tp);
  8745. return 0;
  8746. }
  8747. static struct pci_driver tg3_driver = {
  8748. .name = DRV_MODULE_NAME,
  8749. .id_table = tg3_pci_tbl,
  8750. .probe = tg3_init_one,
  8751. .remove = __devexit_p(tg3_remove_one),
  8752. .suspend = tg3_suspend,
  8753. .resume = tg3_resume
  8754. };
  8755. static int __init tg3_init(void)
  8756. {
  8757. return pci_module_init(&tg3_driver);
  8758. }
  8759. static void __exit tg3_cleanup(void)
  8760. {
  8761. pci_unregister_driver(&tg3_driver);
  8762. }
  8763. module_init(tg3_init);
  8764. module_exit(tg3_cleanup);