ipr.h 32 KB

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  1. /*
  2. * ipr.h -- driver for IBM Power Linux RAID adapters
  3. *
  4. * Written By: Brian King <brking@us.ibm.com>, IBM Corporation
  5. *
  6. * Copyright (C) 2003, 2004 IBM Corporation
  7. *
  8. * This program is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License as published by
  10. * the Free Software Foundation; either version 2 of the License, or
  11. * (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program; if not, write to the Free Software
  20. * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  21. *
  22. * Alan Cox <alan@redhat.com> - Removed several careless u32/dma_addr_t errors
  23. * that broke 64bit platforms.
  24. */
  25. #ifndef _IPR_H
  26. #define _IPR_H
  27. #include <linux/types.h>
  28. #include <linux/completion.h>
  29. #include <linux/list.h>
  30. #include <linux/kref.h>
  31. #include <scsi/scsi.h>
  32. #include <scsi/scsi_cmnd.h>
  33. /*
  34. * Literals
  35. */
  36. #define IPR_DRIVER_VERSION "2.0.14"
  37. #define IPR_DRIVER_DATE "(May 2, 2005)"
  38. /*
  39. * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding
  40. * ops per device for devices not running tagged command queuing.
  41. * This can be adjusted at runtime through sysfs device attributes.
  42. */
  43. #define IPR_MAX_CMD_PER_LUN 6
  44. /*
  45. * IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of
  46. * ops the mid-layer can send to the adapter.
  47. */
  48. #define IPR_NUM_BASE_CMD_BLKS 100
  49. #define IPR_SUBS_DEV_ID_2780 0x0264
  50. #define IPR_SUBS_DEV_ID_5702 0x0266
  51. #define IPR_SUBS_DEV_ID_5703 0x0278
  52. #define IPR_SUBS_DEV_ID_572E 0x028D
  53. #define IPR_SUBS_DEV_ID_573E 0x02D3
  54. #define IPR_SUBS_DEV_ID_573D 0x02D4
  55. #define IPR_SUBS_DEV_ID_571A 0x02C0
  56. #define IPR_SUBS_DEV_ID_571B 0x02BE
  57. #define IPR_SUBS_DEV_ID_571E 0x02BF
  58. #define IPR_NAME "ipr"
  59. /*
  60. * Return codes
  61. */
  62. #define IPR_RC_JOB_CONTINUE 1
  63. #define IPR_RC_JOB_RETURN 2
  64. /*
  65. * IOASCs
  66. */
  67. #define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200
  68. #define IPR_IOASC_SYNC_REQUIRED 0x023f0000
  69. #define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00
  70. #define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000
  71. #define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500
  72. #define IPR_IOASC_IOASC_MASK 0xFFFFFF00
  73. #define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF
  74. #define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000
  75. #define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100
  76. #define IPR_IOASA_IR_DUAL_IOA_DISABLED 0x052C8000
  77. #define IPR_IOASC_BUS_WAS_RESET 0x06290000
  78. #define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000
  79. #define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000
  80. #define IPR_FIRST_DRIVER_IOASC 0x10000000
  81. #define IPR_IOASC_IOA_WAS_RESET 0x10000001
  82. #define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002
  83. #define IPR_NUM_LOG_HCAMS 2
  84. #define IPR_NUM_CFG_CHG_HCAMS 2
  85. #define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS)
  86. #define IPR_MAX_NUM_TARGETS_PER_BUS 0x10
  87. #define IPR_MAX_NUM_LUNS_PER_TARGET 256
  88. #define IPR_MAX_NUM_VSET_LUNS_PER_TARGET 8
  89. #define IPR_VSET_BUS 0xff
  90. #define IPR_IOA_BUS 0xff
  91. #define IPR_IOA_TARGET 0xff
  92. #define IPR_IOA_LUN 0xff
  93. #define IPR_MAX_NUM_BUSES 4
  94. #define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES
  95. #define IPR_NUM_RESET_RELOAD_RETRIES 3
  96. /* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */
  97. #define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \
  98. ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 3)
  99. #define IPR_MAX_COMMANDS IPR_NUM_BASE_CMD_BLKS
  100. #define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \
  101. IPR_NUM_INTERNAL_CMD_BLKS)
  102. #define IPR_MAX_PHYSICAL_DEVS 192
  103. #define IPR_MAX_SGLIST 64
  104. #define IPR_IOA_MAX_SECTORS 32767
  105. #define IPR_VSET_MAX_SECTORS 512
  106. #define IPR_MAX_CDB_LEN 16
  107. #define IPR_DEFAULT_BUS_WIDTH 16
  108. #define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
  109. #define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
  110. #define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
  111. #define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8))
  112. #define IPR_IOA_RES_HANDLE 0xffffffff
  113. #define IPR_IOA_RES_ADDR 0x00ffffff
  114. /*
  115. * Adapter Commands
  116. */
  117. #define IPR_QUERY_RSRC_STATE 0xC2
  118. #define IPR_RESET_DEVICE 0xC3
  119. #define IPR_RESET_TYPE_SELECT 0x80
  120. #define IPR_LUN_RESET 0x40
  121. #define IPR_TARGET_RESET 0x20
  122. #define IPR_BUS_RESET 0x10
  123. #define IPR_ID_HOST_RR_Q 0xC4
  124. #define IPR_QUERY_IOA_CONFIG 0xC5
  125. #define IPR_CANCEL_ALL_REQUESTS 0xCE
  126. #define IPR_HOST_CONTROLLED_ASYNC 0xCF
  127. #define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01
  128. #define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02
  129. #define IPR_SET_SUPPORTED_DEVICES 0xFB
  130. #define IPR_IOA_SHUTDOWN 0xF7
  131. #define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05
  132. /*
  133. * Timeouts
  134. */
  135. #define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ)
  136. #define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ)
  137. #define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ)
  138. #define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
  139. #define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
  140. #define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
  141. #define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
  142. #define IPR_WRITE_BUFFER_TIMEOUT (10 * 60 * HZ)
  143. #define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ)
  144. #define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ)
  145. #define IPR_OPERATIONAL_TIMEOUT (5 * 60)
  146. #define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ)
  147. #define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10)
  148. #define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ)
  149. #define IPR_DUMP_TIMEOUT (15 * HZ)
  150. /*
  151. * SCSI Literals
  152. */
  153. #define IPR_VENDOR_ID_LEN 8
  154. #define IPR_PROD_ID_LEN 16
  155. #define IPR_SERIAL_NUM_LEN 8
  156. /*
  157. * Hardware literals
  158. */
  159. #define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff
  160. #define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000
  161. #define IPR_FMT2_MKR_BAR_SEL_SHIFT 28
  162. #define IPR_GET_FMT2_BAR_SEL(mbx) \
  163. (((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT)
  164. #define IPR_SDT_FMT2_BAR0_SEL 0x0
  165. #define IPR_SDT_FMT2_BAR1_SEL 0x1
  166. #define IPR_SDT_FMT2_BAR2_SEL 0x2
  167. #define IPR_SDT_FMT2_BAR3_SEL 0x3
  168. #define IPR_SDT_FMT2_BAR4_SEL 0x4
  169. #define IPR_SDT_FMT2_BAR5_SEL 0x5
  170. #define IPR_SDT_FMT2_EXP_ROM_SEL 0x8
  171. #define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2
  172. #define IPR_DOORBELL 0x82800000
  173. #define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0)
  174. #define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3)
  175. #define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4)
  176. #define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5)
  177. #define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6)
  178. #define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7)
  179. #define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27)
  180. #define IPR_PCII_MMIO_ERROR (0x80000000 >> 28)
  181. #define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29)
  182. #define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30)
  183. #define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31)
  184. #define IPR_PCII_ERROR_INTERRUPTS \
  185. (IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \
  186. IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR)
  187. #define IPR_PCII_OPER_INTERRUPTS \
  188. (IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER)
  189. #define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7)
  190. #define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9)
  191. #define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */
  192. #define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */
  193. /*
  194. * Dump literals
  195. */
  196. #define IPR_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024)
  197. #define IPR_NUM_SDT_ENTRIES 511
  198. #define IPR_MAX_NUM_DUMP_PAGES ((IPR_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1)
  199. /*
  200. * Misc literals
  201. */
  202. #define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST
  203. /*
  204. * Adapter interface types
  205. */
  206. struct ipr_res_addr {
  207. u8 reserved;
  208. u8 bus;
  209. u8 target;
  210. u8 lun;
  211. #define IPR_GET_PHYS_LOC(res_addr) \
  212. (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun)
  213. }__attribute__((packed, aligned (4)));
  214. struct ipr_std_inq_vpids {
  215. u8 vendor_id[IPR_VENDOR_ID_LEN];
  216. u8 product_id[IPR_PROD_ID_LEN];
  217. }__attribute__((packed));
  218. struct ipr_vpd {
  219. struct ipr_std_inq_vpids vpids;
  220. u8 sn[IPR_SERIAL_NUM_LEN];
  221. }__attribute__((packed));
  222. struct ipr_std_inq_data {
  223. u8 peri_qual_dev_type;
  224. #define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5)
  225. #define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F)
  226. u8 removeable_medium_rsvd;
  227. #define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80
  228. #define IPR_IS_DASD_DEVICE(std_inq) \
  229. ((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \
  230. !(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM))
  231. #define IPR_IS_SES_DEVICE(std_inq) \
  232. (IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE)
  233. u8 version;
  234. u8 aen_naca_fmt;
  235. u8 additional_len;
  236. u8 sccs_rsvd;
  237. u8 bq_enc_multi;
  238. u8 sync_cmdq_flags;
  239. struct ipr_std_inq_vpids vpids;
  240. u8 ros_rsvd_ram_rsvd[4];
  241. u8 serial_num[IPR_SERIAL_NUM_LEN];
  242. }__attribute__ ((packed));
  243. struct ipr_config_table_entry {
  244. u8 service_level;
  245. u8 array_id;
  246. u8 flags;
  247. #define IPR_IS_IOA_RESOURCE 0x80
  248. #define IPR_IS_ARRAY_MEMBER 0x20
  249. #define IPR_IS_HOT_SPARE 0x10
  250. u8 rsvd_subtype;
  251. #define IPR_RES_SUBTYPE(res) (((res)->cfgte.rsvd_subtype) & 0x0f)
  252. #define IPR_SUBTYPE_AF_DASD 0
  253. #define IPR_SUBTYPE_GENERIC_SCSI 1
  254. #define IPR_SUBTYPE_VOLUME_SET 2
  255. struct ipr_res_addr res_addr;
  256. __be32 res_handle;
  257. __be32 reserved4[2];
  258. struct ipr_std_inq_data std_inq_data;
  259. }__attribute__ ((packed, aligned (4)));
  260. struct ipr_config_table_hdr {
  261. u8 num_entries;
  262. u8 flags;
  263. #define IPR_UCODE_DOWNLOAD_REQ 0x10
  264. __be16 reserved;
  265. }__attribute__((packed, aligned (4)));
  266. struct ipr_config_table {
  267. struct ipr_config_table_hdr hdr;
  268. struct ipr_config_table_entry dev[IPR_MAX_PHYSICAL_DEVS];
  269. }__attribute__((packed, aligned (4)));
  270. struct ipr_hostrcb_cfg_ch_not {
  271. struct ipr_config_table_entry cfgte;
  272. u8 reserved[936];
  273. }__attribute__((packed, aligned (4)));
  274. struct ipr_supported_device {
  275. __be16 data_length;
  276. u8 reserved;
  277. u8 num_records;
  278. struct ipr_std_inq_vpids vpids;
  279. u8 reserved2[16];
  280. }__attribute__((packed, aligned (4)));
  281. /* Command packet structure */
  282. struct ipr_cmd_pkt {
  283. __be16 reserved; /* Reserved by IOA */
  284. u8 request_type;
  285. #define IPR_RQTYPE_SCSICDB 0x00
  286. #define IPR_RQTYPE_IOACMD 0x01
  287. #define IPR_RQTYPE_HCAM 0x02
  288. u8 luntar_luntrn;
  289. u8 flags_hi;
  290. #define IPR_FLAGS_HI_WRITE_NOT_READ 0x80
  291. #define IPR_FLAGS_HI_NO_ULEN_CHK 0x20
  292. #define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10
  293. #define IPR_FLAGS_HI_SYNC_COMPLETE 0x08
  294. #define IPR_FLAGS_HI_NO_LINK_DESC 0x04
  295. u8 flags_lo;
  296. #define IPR_FLAGS_LO_ALIGNED_BFR 0x20
  297. #define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10
  298. #define IPR_FLAGS_LO_UNTAGGED_TASK 0x00
  299. #define IPR_FLAGS_LO_SIMPLE_TASK 0x02
  300. #define IPR_FLAGS_LO_ORDERED_TASK 0x04
  301. #define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06
  302. #define IPR_FLAGS_LO_ACA_TASK 0x08
  303. u8 cdb[16];
  304. __be16 timeout;
  305. }__attribute__ ((packed, aligned(4)));
  306. /* IOA Request Control Block 128 bytes */
  307. struct ipr_ioarcb {
  308. __be32 ioarcb_host_pci_addr;
  309. __be32 reserved;
  310. __be32 res_handle;
  311. __be32 host_response_handle;
  312. __be32 reserved1;
  313. __be32 reserved2;
  314. __be32 reserved3;
  315. __be32 write_data_transfer_length;
  316. __be32 read_data_transfer_length;
  317. __be32 write_ioadl_addr;
  318. __be32 write_ioadl_len;
  319. __be32 read_ioadl_addr;
  320. __be32 read_ioadl_len;
  321. __be32 ioasa_host_pci_addr;
  322. __be16 ioasa_len;
  323. __be16 reserved4;
  324. struct ipr_cmd_pkt cmd_pkt;
  325. __be32 add_cmd_parms_len;
  326. __be32 add_cmd_parms[10];
  327. }__attribute__((packed, aligned (4)));
  328. struct ipr_ioadl_desc {
  329. __be32 flags_and_data_len;
  330. #define IPR_IOADL_FLAGS_MASK 0xff000000
  331. #define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK)
  332. #define IPR_IOADL_DATA_LEN_MASK 0x00ffffff
  333. #define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK)
  334. #define IPR_IOADL_FLAGS_READ 0x48000000
  335. #define IPR_IOADL_FLAGS_READ_LAST 0x49000000
  336. #define IPR_IOADL_FLAGS_WRITE 0x68000000
  337. #define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000
  338. #define IPR_IOADL_FLAGS_LAST 0x01000000
  339. __be32 address;
  340. }__attribute__((packed, aligned (8)));
  341. struct ipr_ioasa_vset {
  342. __be32 failing_lba_hi;
  343. __be32 failing_lba_lo;
  344. __be32 ioa_data[22];
  345. }__attribute__((packed, aligned (4)));
  346. struct ipr_ioasa_af_dasd {
  347. __be32 failing_lba;
  348. }__attribute__((packed, aligned (4)));
  349. struct ipr_ioasa_gpdd {
  350. u8 end_state;
  351. u8 bus_phase;
  352. __be16 reserved;
  353. __be32 ioa_data[23];
  354. }__attribute__((packed, aligned (4)));
  355. struct ipr_ioasa_raw {
  356. __be32 ioa_data[24];
  357. }__attribute__((packed, aligned (4)));
  358. struct ipr_ioasa {
  359. __be32 ioasc;
  360. #define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24)
  361. #define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16)
  362. #define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8)
  363. #define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff)
  364. __be16 ret_stat_len; /* Length of the returned IOASA */
  365. __be16 avail_stat_len; /* Total Length of status available. */
  366. __be32 residual_data_len; /* number of bytes in the host data */
  367. /* buffers that were not used by the IOARCB command. */
  368. __be32 ilid;
  369. #define IPR_NO_ILID 0
  370. #define IPR_DRIVER_ILID 0xffffffff
  371. __be32 fd_ioasc;
  372. __be32 fd_phys_locator;
  373. __be32 fd_res_handle;
  374. __be32 ioasc_specific; /* status code specific field */
  375. #define IPR_IOASC_SPECIFIC_MASK 0x00ffffff
  376. #define IPR_FIELD_POINTER_VALID (0x80000000 >> 8)
  377. #define IPR_FIELD_POINTER_MASK 0x0000ffff
  378. union {
  379. struct ipr_ioasa_vset vset;
  380. struct ipr_ioasa_af_dasd dasd;
  381. struct ipr_ioasa_gpdd gpdd;
  382. struct ipr_ioasa_raw raw;
  383. } u;
  384. }__attribute__((packed, aligned (4)));
  385. struct ipr_mode_parm_hdr {
  386. u8 length;
  387. u8 medium_type;
  388. u8 device_spec_parms;
  389. u8 block_desc_len;
  390. }__attribute__((packed));
  391. struct ipr_mode_pages {
  392. struct ipr_mode_parm_hdr hdr;
  393. u8 data[255 - sizeof(struct ipr_mode_parm_hdr)];
  394. }__attribute__((packed));
  395. struct ipr_mode_page_hdr {
  396. u8 ps_page_code;
  397. #define IPR_MODE_PAGE_PS 0x80
  398. #define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F)
  399. u8 page_length;
  400. }__attribute__ ((packed));
  401. struct ipr_dev_bus_entry {
  402. struct ipr_res_addr res_addr;
  403. u8 flags;
  404. #define IPR_SCSI_ATTR_ENABLE_QAS 0x80
  405. #define IPR_SCSI_ATTR_DISABLE_QAS 0x40
  406. #define IPR_SCSI_ATTR_QAS_MASK 0xC0
  407. #define IPR_SCSI_ATTR_ENABLE_TM 0x20
  408. #define IPR_SCSI_ATTR_NO_TERM_PWR 0x10
  409. #define IPR_SCSI_ATTR_TM_SUPPORTED 0x08
  410. #define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04
  411. u8 scsi_id;
  412. u8 bus_width;
  413. u8 extended_reset_delay;
  414. #define IPR_EXTENDED_RESET_DELAY 7
  415. __be32 max_xfer_rate;
  416. u8 spinup_delay;
  417. u8 reserved3;
  418. __be16 reserved4;
  419. }__attribute__((packed, aligned (4)));
  420. struct ipr_mode_page28 {
  421. struct ipr_mode_page_hdr hdr;
  422. u8 num_entries;
  423. u8 entry_length;
  424. struct ipr_dev_bus_entry bus[0];
  425. }__attribute__((packed));
  426. struct ipr_ioa_vpd {
  427. struct ipr_std_inq_data std_inq_data;
  428. u8 ascii_part_num[12];
  429. u8 reserved[40];
  430. u8 ascii_plant_code[4];
  431. }__attribute__((packed));
  432. struct ipr_inquiry_page3 {
  433. u8 peri_qual_dev_type;
  434. u8 page_code;
  435. u8 reserved1;
  436. u8 page_length;
  437. u8 ascii_len;
  438. u8 reserved2[3];
  439. u8 load_id[4];
  440. u8 major_release;
  441. u8 card_type;
  442. u8 minor_release[2];
  443. u8 ptf_number[4];
  444. u8 patch_number[4];
  445. }__attribute__((packed));
  446. #define IPR_INQUIRY_PAGE0_ENTRIES 20
  447. struct ipr_inquiry_page0 {
  448. u8 peri_qual_dev_type;
  449. u8 page_code;
  450. u8 reserved1;
  451. u8 len;
  452. u8 page[IPR_INQUIRY_PAGE0_ENTRIES];
  453. }__attribute__((packed));
  454. struct ipr_hostrcb_device_data_entry {
  455. struct ipr_vpd vpd;
  456. struct ipr_res_addr dev_res_addr;
  457. struct ipr_vpd new_vpd;
  458. struct ipr_vpd ioa_last_with_dev_vpd;
  459. struct ipr_vpd cfc_last_with_dev_vpd;
  460. __be32 ioa_data[5];
  461. }__attribute__((packed, aligned (4)));
  462. struct ipr_hostrcb_array_data_entry {
  463. struct ipr_vpd vpd;
  464. struct ipr_res_addr expected_dev_res_addr;
  465. struct ipr_res_addr dev_res_addr;
  466. }__attribute__((packed, aligned (4)));
  467. struct ipr_hostrcb_type_ff_error {
  468. __be32 ioa_data[246];
  469. }__attribute__((packed, aligned (4)));
  470. struct ipr_hostrcb_type_01_error {
  471. __be32 seek_counter;
  472. __be32 read_counter;
  473. u8 sense_data[32];
  474. __be32 ioa_data[236];
  475. }__attribute__((packed, aligned (4)));
  476. struct ipr_hostrcb_type_02_error {
  477. struct ipr_vpd ioa_vpd;
  478. struct ipr_vpd cfc_vpd;
  479. struct ipr_vpd ioa_last_attached_to_cfc_vpd;
  480. struct ipr_vpd cfc_last_attached_to_ioa_vpd;
  481. __be32 ioa_data[3];
  482. }__attribute__((packed, aligned (4)));
  483. struct ipr_hostrcb_type_03_error {
  484. struct ipr_vpd ioa_vpd;
  485. struct ipr_vpd cfc_vpd;
  486. __be32 errors_detected;
  487. __be32 errors_logged;
  488. u8 ioa_data[12];
  489. struct ipr_hostrcb_device_data_entry dev[3];
  490. }__attribute__((packed, aligned (4)));
  491. struct ipr_hostrcb_type_04_error {
  492. struct ipr_vpd ioa_vpd;
  493. struct ipr_vpd cfc_vpd;
  494. u8 ioa_data[12];
  495. struct ipr_hostrcb_array_data_entry array_member[10];
  496. __be32 exposed_mode_adn;
  497. __be32 array_id;
  498. struct ipr_vpd incomp_dev_vpd;
  499. __be32 ioa_data2;
  500. struct ipr_hostrcb_array_data_entry array_member2[8];
  501. struct ipr_res_addr last_func_vset_res_addr;
  502. u8 vset_serial_num[IPR_SERIAL_NUM_LEN];
  503. u8 protection_level[8];
  504. }__attribute__((packed, aligned (4)));
  505. struct ipr_hostrcb_type_07_error {
  506. u8 failure_reason[64];
  507. struct ipr_vpd vpd;
  508. u32 data[222];
  509. }__attribute__((packed, aligned (4)));
  510. struct ipr_hostrcb_error {
  511. __be32 failing_dev_ioasc;
  512. struct ipr_res_addr failing_dev_res_addr;
  513. __be32 failing_dev_res_handle;
  514. __be32 prc;
  515. union {
  516. struct ipr_hostrcb_type_ff_error type_ff_error;
  517. struct ipr_hostrcb_type_01_error type_01_error;
  518. struct ipr_hostrcb_type_02_error type_02_error;
  519. struct ipr_hostrcb_type_03_error type_03_error;
  520. struct ipr_hostrcb_type_04_error type_04_error;
  521. struct ipr_hostrcb_type_07_error type_07_error;
  522. } u;
  523. }__attribute__((packed, aligned (4)));
  524. struct ipr_hostrcb_raw {
  525. __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)];
  526. }__attribute__((packed, aligned (4)));
  527. struct ipr_hcam {
  528. u8 op_code;
  529. #define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1
  530. #define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2
  531. u8 notify_type;
  532. #define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00
  533. #define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01
  534. #define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02
  535. #define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10
  536. #define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11
  537. u8 notifications_lost;
  538. #define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0
  539. #define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80
  540. u8 flags;
  541. #define IPR_HOSTRCB_INTERNAL_OPER 0x80
  542. #define IPR_HOSTRCB_ERR_RESP_SENT 0x40
  543. u8 overlay_id;
  544. #define IPR_HOST_RCB_OVERLAY_ID_1 0x01
  545. #define IPR_HOST_RCB_OVERLAY_ID_2 0x02
  546. #define IPR_HOST_RCB_OVERLAY_ID_3 0x03
  547. #define IPR_HOST_RCB_OVERLAY_ID_4 0x04
  548. #define IPR_HOST_RCB_OVERLAY_ID_6 0x06
  549. #define IPR_HOST_RCB_OVERLAY_ID_7 0x07
  550. #define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF
  551. u8 reserved1[3];
  552. __be32 ilid;
  553. __be32 time_since_last_ioa_reset;
  554. __be32 reserved2;
  555. __be32 length;
  556. union {
  557. struct ipr_hostrcb_error error;
  558. struct ipr_hostrcb_cfg_ch_not ccn;
  559. struct ipr_hostrcb_raw raw;
  560. } u;
  561. }__attribute__((packed, aligned (4)));
  562. struct ipr_hostrcb {
  563. struct ipr_hcam hcam;
  564. dma_addr_t hostrcb_dma;
  565. struct list_head queue;
  566. };
  567. /* IPR smart dump table structures */
  568. struct ipr_sdt_entry {
  569. __be32 bar_str_offset;
  570. __be32 end_offset;
  571. u8 entry_byte;
  572. u8 reserved[3];
  573. u8 flags;
  574. #define IPR_SDT_ENDIAN 0x80
  575. #define IPR_SDT_VALID_ENTRY 0x20
  576. u8 resv;
  577. __be16 priority;
  578. }__attribute__((packed, aligned (4)));
  579. struct ipr_sdt_header {
  580. __be32 state;
  581. __be32 num_entries;
  582. __be32 num_entries_used;
  583. __be32 dump_size;
  584. }__attribute__((packed, aligned (4)));
  585. struct ipr_sdt {
  586. struct ipr_sdt_header hdr;
  587. struct ipr_sdt_entry entry[IPR_NUM_SDT_ENTRIES];
  588. }__attribute__((packed, aligned (4)));
  589. struct ipr_uc_sdt {
  590. struct ipr_sdt_header hdr;
  591. struct ipr_sdt_entry entry[1];
  592. }__attribute__((packed, aligned (4)));
  593. /*
  594. * Driver types
  595. */
  596. struct ipr_bus_attributes {
  597. u8 bus;
  598. u8 qas_enabled;
  599. u8 bus_width;
  600. u8 reserved;
  601. u32 max_xfer_rate;
  602. };
  603. struct ipr_resource_entry {
  604. struct ipr_config_table_entry cfgte;
  605. u8 needs_sync_complete:1;
  606. u8 in_erp:1;
  607. u8 add_to_ml:1;
  608. u8 del_from_ml:1;
  609. u8 resetting_device:1;
  610. struct scsi_device *sdev;
  611. struct list_head queue;
  612. };
  613. struct ipr_resource_hdr {
  614. u16 num_entries;
  615. u16 reserved;
  616. };
  617. struct ipr_resource_table {
  618. struct ipr_resource_hdr hdr;
  619. struct ipr_resource_entry dev[IPR_MAX_PHYSICAL_DEVS];
  620. };
  621. struct ipr_misc_cbs {
  622. struct ipr_ioa_vpd ioa_vpd;
  623. struct ipr_inquiry_page0 page0_data;
  624. struct ipr_inquiry_page3 page3_data;
  625. struct ipr_mode_pages mode_pages;
  626. struct ipr_supported_device supp_dev;
  627. };
  628. struct ipr_interrupt_offsets {
  629. unsigned long set_interrupt_mask_reg;
  630. unsigned long clr_interrupt_mask_reg;
  631. unsigned long sense_interrupt_mask_reg;
  632. unsigned long clr_interrupt_reg;
  633. unsigned long sense_interrupt_reg;
  634. unsigned long ioarrin_reg;
  635. unsigned long sense_uproc_interrupt_reg;
  636. unsigned long set_uproc_interrupt_reg;
  637. unsigned long clr_uproc_interrupt_reg;
  638. };
  639. struct ipr_interrupts {
  640. void __iomem *set_interrupt_mask_reg;
  641. void __iomem *clr_interrupt_mask_reg;
  642. void __iomem *sense_interrupt_mask_reg;
  643. void __iomem *clr_interrupt_reg;
  644. void __iomem *sense_interrupt_reg;
  645. void __iomem *ioarrin_reg;
  646. void __iomem *sense_uproc_interrupt_reg;
  647. void __iomem *set_uproc_interrupt_reg;
  648. void __iomem *clr_uproc_interrupt_reg;
  649. };
  650. struct ipr_chip_cfg_t {
  651. u32 mailbox;
  652. u8 cache_line_size;
  653. struct ipr_interrupt_offsets regs;
  654. };
  655. struct ipr_chip_t {
  656. u16 vendor;
  657. u16 device;
  658. const struct ipr_chip_cfg_t *cfg;
  659. };
  660. enum ipr_shutdown_type {
  661. IPR_SHUTDOWN_NORMAL = 0x00,
  662. IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40,
  663. IPR_SHUTDOWN_ABBREV = 0x80,
  664. IPR_SHUTDOWN_NONE = 0x100
  665. };
  666. struct ipr_trace_entry {
  667. u32 time;
  668. u8 op_code;
  669. u8 type;
  670. #define IPR_TRACE_START 0x00
  671. #define IPR_TRACE_FINISH 0xff
  672. u16 cmd_index;
  673. __be32 res_handle;
  674. union {
  675. u32 ioasc;
  676. u32 add_data;
  677. u32 res_addr;
  678. } u;
  679. };
  680. struct ipr_sglist {
  681. u32 order;
  682. u32 num_sg;
  683. u32 num_dma_sg;
  684. u32 buffer_len;
  685. struct scatterlist scatterlist[1];
  686. };
  687. enum ipr_sdt_state {
  688. INACTIVE,
  689. WAIT_FOR_DUMP,
  690. GET_DUMP,
  691. ABORT_DUMP,
  692. DUMP_OBTAINED
  693. };
  694. enum ipr_cache_state {
  695. CACHE_NONE,
  696. CACHE_DISABLED,
  697. CACHE_ENABLED,
  698. CACHE_INVALID
  699. };
  700. /* Per-controller data */
  701. struct ipr_ioa_cfg {
  702. char eye_catcher[8];
  703. #define IPR_EYECATCHER "iprcfg"
  704. struct list_head queue;
  705. u8 allow_interrupts:1;
  706. u8 in_reset_reload:1;
  707. u8 in_ioa_bringdown:1;
  708. u8 ioa_unit_checked:1;
  709. u8 ioa_is_dead:1;
  710. u8 dump_taken:1;
  711. u8 allow_cmds:1;
  712. u8 allow_ml_add_del:1;
  713. enum ipr_cache_state cache_state;
  714. u16 type; /* CCIN of the card */
  715. u8 log_level;
  716. #define IPR_MAX_LOG_LEVEL 4
  717. #define IPR_DEFAULT_LOG_LEVEL 2
  718. #define IPR_NUM_TRACE_INDEX_BITS 8
  719. #define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS)
  720. #define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES)
  721. char trace_start[8];
  722. #define IPR_TRACE_START_LABEL "trace"
  723. struct ipr_trace_entry *trace;
  724. u32 trace_index:IPR_NUM_TRACE_INDEX_BITS;
  725. /*
  726. * Queue for free command blocks
  727. */
  728. char ipr_free_label[8];
  729. #define IPR_FREEQ_LABEL "free-q"
  730. struct list_head free_q;
  731. /*
  732. * Queue for command blocks outstanding to the adapter
  733. */
  734. char ipr_pending_label[8];
  735. #define IPR_PENDQ_LABEL "pend-q"
  736. struct list_head pending_q;
  737. char cfg_table_start[8];
  738. #define IPR_CFG_TBL_START "cfg"
  739. struct ipr_config_table *cfg_table;
  740. dma_addr_t cfg_table_dma;
  741. char resource_table_label[8];
  742. #define IPR_RES_TABLE_LABEL "res_tbl"
  743. struct ipr_resource_entry *res_entries;
  744. struct list_head free_res_q;
  745. struct list_head used_res_q;
  746. char ipr_hcam_label[8];
  747. #define IPR_HCAM_LABEL "hcams"
  748. struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS];
  749. dma_addr_t hostrcb_dma[IPR_NUM_HCAMS];
  750. struct list_head hostrcb_free_q;
  751. struct list_head hostrcb_pending_q;
  752. __be32 *host_rrq;
  753. dma_addr_t host_rrq_dma;
  754. #define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc
  755. #define IPR_HRRQ_RESP_BIT_SET 0x00000002
  756. #define IPR_HRRQ_TOGGLE_BIT 0x00000001
  757. #define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2
  758. volatile __be32 *hrrq_start;
  759. volatile __be32 *hrrq_end;
  760. volatile __be32 *hrrq_curr;
  761. volatile u32 toggle_bit;
  762. struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES];
  763. const struct ipr_chip_cfg_t *chip_cfg;
  764. void __iomem *hdw_dma_regs; /* iomapped PCI memory space */
  765. unsigned long hdw_dma_regs_pci; /* raw PCI memory space */
  766. void __iomem *ioa_mailbox;
  767. struct ipr_interrupts regs;
  768. u16 saved_pcix_cmd_reg;
  769. u16 reset_retries;
  770. u32 errors_logged;
  771. struct Scsi_Host *host;
  772. struct pci_dev *pdev;
  773. struct ipr_sglist *ucode_sglist;
  774. struct ipr_mode_pages *saved_mode_pages;
  775. u8 saved_mode_page_len;
  776. struct work_struct work_q;
  777. wait_queue_head_t reset_wait_q;
  778. struct ipr_dump *dump;
  779. enum ipr_sdt_state sdt_state;
  780. struct ipr_misc_cbs *vpd_cbs;
  781. dma_addr_t vpd_cbs_dma;
  782. struct pci_pool *ipr_cmd_pool;
  783. struct ipr_cmnd *reset_cmd;
  784. char ipr_cmd_label[8];
  785. #define IPR_CMD_LABEL "ipr_cmnd"
  786. struct ipr_cmnd *ipr_cmnd_list[IPR_NUM_CMD_BLKS];
  787. u32 ipr_cmnd_list_dma[IPR_NUM_CMD_BLKS];
  788. };
  789. struct ipr_cmnd {
  790. struct ipr_ioarcb ioarcb;
  791. struct ipr_ioasa ioasa;
  792. struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES];
  793. struct list_head queue;
  794. struct scsi_cmnd *scsi_cmd;
  795. struct completion completion;
  796. struct timer_list timer;
  797. void (*done) (struct ipr_cmnd *);
  798. int (*job_step) (struct ipr_cmnd *);
  799. u16 cmd_index;
  800. u8 sense_buffer[SCSI_SENSE_BUFFERSIZE];
  801. dma_addr_t sense_buffer_dma;
  802. unsigned short dma_use_sg;
  803. dma_addr_t dma_handle;
  804. struct ipr_cmnd *sibling;
  805. union {
  806. enum ipr_shutdown_type shutdown_type;
  807. struct ipr_hostrcb *hostrcb;
  808. unsigned long time_left;
  809. unsigned long scratch;
  810. struct ipr_resource_entry *res;
  811. struct scsi_device *sdev;
  812. } u;
  813. struct ipr_ioa_cfg *ioa_cfg;
  814. };
  815. struct ipr_ses_table_entry {
  816. char product_id[17];
  817. char compare_product_id_byte[17];
  818. u32 max_bus_speed_limit; /* MB/sec limit for this backplane */
  819. };
  820. struct ipr_dump_header {
  821. u32 eye_catcher;
  822. #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2
  823. u32 len;
  824. u32 num_entries;
  825. u32 first_entry_offset;
  826. u32 status;
  827. #define IPR_DUMP_STATUS_SUCCESS 0
  828. #define IPR_DUMP_STATUS_QUAL_SUCCESS 2
  829. #define IPR_DUMP_STATUS_FAILED 0xffffffff
  830. u32 os;
  831. #define IPR_DUMP_OS_LINUX 0x4C4E5558
  832. u32 driver_name;
  833. #define IPR_DUMP_DRIVER_NAME 0x49505232
  834. }__attribute__((packed, aligned (4)));
  835. struct ipr_dump_entry_header {
  836. u32 eye_catcher;
  837. #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2
  838. u32 len;
  839. u32 num_elems;
  840. u32 offset;
  841. u32 data_type;
  842. #define IPR_DUMP_DATA_TYPE_ASCII 0x41534349
  843. #define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41
  844. u32 id;
  845. #define IPR_DUMP_IOA_DUMP_ID 0x494F4131
  846. #define IPR_DUMP_LOCATION_ID 0x4C4F4341
  847. #define IPR_DUMP_TRACE_ID 0x54524143
  848. #define IPR_DUMP_DRIVER_VERSION_ID 0x44525652
  849. #define IPR_DUMP_DRIVER_TYPE_ID 0x54595045
  850. #define IPR_DUMP_IOA_CTRL_BLK 0x494F4342
  851. #define IPR_DUMP_PEND_OPS 0x414F5053
  852. u32 status;
  853. }__attribute__((packed, aligned (4)));
  854. struct ipr_dump_location_entry {
  855. struct ipr_dump_entry_header hdr;
  856. u8 location[BUS_ID_SIZE];
  857. }__attribute__((packed));
  858. struct ipr_dump_trace_entry {
  859. struct ipr_dump_entry_header hdr;
  860. u32 trace[IPR_TRACE_SIZE / sizeof(u32)];
  861. }__attribute__((packed, aligned (4)));
  862. struct ipr_dump_version_entry {
  863. struct ipr_dump_entry_header hdr;
  864. u8 version[sizeof(IPR_DRIVER_VERSION)];
  865. };
  866. struct ipr_dump_ioa_type_entry {
  867. struct ipr_dump_entry_header hdr;
  868. u32 type;
  869. u32 fw_version;
  870. };
  871. struct ipr_driver_dump {
  872. struct ipr_dump_header hdr;
  873. struct ipr_dump_version_entry version_entry;
  874. struct ipr_dump_location_entry location_entry;
  875. struct ipr_dump_ioa_type_entry ioa_type_entry;
  876. struct ipr_dump_trace_entry trace_entry;
  877. }__attribute__((packed));
  878. struct ipr_ioa_dump {
  879. struct ipr_dump_entry_header hdr;
  880. struct ipr_sdt sdt;
  881. __be32 *ioa_data[IPR_MAX_NUM_DUMP_PAGES];
  882. u32 reserved;
  883. u32 next_page_index;
  884. u32 page_offset;
  885. u32 format;
  886. #define IPR_SDT_FMT2 2
  887. #define IPR_SDT_UNKNOWN 3
  888. }__attribute__((packed, aligned (4)));
  889. struct ipr_dump {
  890. struct kref kref;
  891. struct ipr_ioa_cfg *ioa_cfg;
  892. struct ipr_driver_dump driver_dump;
  893. struct ipr_ioa_dump ioa_dump;
  894. };
  895. struct ipr_error_table_t {
  896. u32 ioasc;
  897. int log_ioasa;
  898. int log_hcam;
  899. char *error;
  900. };
  901. struct ipr_software_inq_lid_info {
  902. __be32 load_id;
  903. __be32 timestamp[3];
  904. }__attribute__((packed, aligned (4)));
  905. struct ipr_ucode_image_header {
  906. __be32 header_length;
  907. __be32 lid_table_offset;
  908. u8 major_release;
  909. u8 card_type;
  910. u8 minor_release[2];
  911. u8 reserved[20];
  912. char eyecatcher[16];
  913. __be32 num_lids;
  914. struct ipr_software_inq_lid_info lid[1];
  915. }__attribute__((packed, aligned (4)));
  916. /*
  917. * Macros
  918. */
  919. #define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; }
  920. #ifdef CONFIG_SCSI_IPR_TRACE
  921. #define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr)
  922. #define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr)
  923. #else
  924. #define ipr_create_trace_file(kobj, attr) 0
  925. #define ipr_remove_trace_file(kobj, attr) do { } while(0)
  926. #endif
  927. #ifdef CONFIG_SCSI_IPR_DUMP
  928. #define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr)
  929. #define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr)
  930. #else
  931. #define ipr_create_dump_file(kobj, attr) 0
  932. #define ipr_remove_dump_file(kobj, attr) do { } while(0)
  933. #endif
  934. /*
  935. * Error logging macros
  936. */
  937. #define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__)
  938. #define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)
  939. #define ipr_crit(...) printk(KERN_CRIT IPR_NAME ": "__VA_ARGS__)
  940. #define ipr_warn(...) printk(KERN_WARNING IPR_NAME": "__VA_ARGS__)
  941. #define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__))
  942. #define ipr_sdev_printk(level, sdev, fmt, args...) \
  943. sdev_printk(level, sdev, fmt, ## args)
  944. #define ipr_sdev_err(sdev, fmt, ...) \
  945. ipr_sdev_printk(KERN_ERR, sdev, fmt, ##__VA_ARGS__)
  946. #define ipr_sdev_info(sdev, fmt, ...) \
  947. ipr_sdev_printk(KERN_INFO, sdev, fmt, ##__VA_ARGS__)
  948. #define ipr_sdev_dbg(sdev, fmt, ...) \
  949. IPR_DBG_CMD(ipr_sdev_printk(KERN_INFO, sdev, fmt, ##__VA_ARGS__))
  950. #define ipr_res_printk(level, ioa_cfg, res, fmt, ...) \
  951. printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, ioa_cfg->host->host_no, \
  952. res.bus, res.target, res.lun, ##__VA_ARGS__)
  953. #define ipr_res_err(ioa_cfg, res, fmt, ...) \
  954. ipr_res_printk(KERN_ERR, ioa_cfg, res, fmt, ##__VA_ARGS__)
  955. #define ipr_res_dbg(ioa_cfg, res, fmt, ...) \
  956. IPR_DBG_CMD(ipr_res_printk(KERN_INFO, ioa_cfg, res, fmt, ##__VA_ARGS__))
  957. #define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \
  958. { \
  959. if ((res).bus >= IPR_MAX_NUM_BUSES) { \
  960. ipr_err(fmt": unknown\n", ##__VA_ARGS__); \
  961. } else { \
  962. ipr_err(fmt": %d:%d:%d:%d\n", \
  963. ##__VA_ARGS__, (ioa_cfg)->host->host_no, \
  964. (res).bus, (res).target, (res).lun); \
  965. } \
  966. }
  967. #define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\
  968. __FILE__, __FUNCTION__, __LINE__)
  969. #define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __FUNCTION__))
  970. #define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __FUNCTION__))
  971. #define ipr_err_separator \
  972. ipr_err("----------------------------------------------------------\n")
  973. /*
  974. * Inlines
  975. */
  976. /**
  977. * ipr_is_ioa_resource - Determine if a resource is the IOA
  978. * @res: resource entry struct
  979. *
  980. * Return value:
  981. * 1 if IOA / 0 if not IOA
  982. **/
  983. static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res)
  984. {
  985. return (res->cfgte.flags & IPR_IS_IOA_RESOURCE) ? 1 : 0;
  986. }
  987. /**
  988. * ipr_is_af_dasd_device - Determine if a resource is an AF DASD
  989. * @res: resource entry struct
  990. *
  991. * Return value:
  992. * 1 if AF DASD / 0 if not AF DASD
  993. **/
  994. static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res)
  995. {
  996. if (IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data) &&
  997. !ipr_is_ioa_resource(res) &&
  998. IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_AF_DASD)
  999. return 1;
  1000. else
  1001. return 0;
  1002. }
  1003. /**
  1004. * ipr_is_vset_device - Determine if a resource is a VSET
  1005. * @res: resource entry struct
  1006. *
  1007. * Return value:
  1008. * 1 if VSET / 0 if not VSET
  1009. **/
  1010. static inline int ipr_is_vset_device(struct ipr_resource_entry *res)
  1011. {
  1012. if (IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data) &&
  1013. !ipr_is_ioa_resource(res) &&
  1014. IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_VOLUME_SET)
  1015. return 1;
  1016. else
  1017. return 0;
  1018. }
  1019. /**
  1020. * ipr_is_gscsi - Determine if a resource is a generic scsi resource
  1021. * @res: resource entry struct
  1022. *
  1023. * Return value:
  1024. * 1 if GSCSI / 0 if not GSCSI
  1025. **/
  1026. static inline int ipr_is_gscsi(struct ipr_resource_entry *res)
  1027. {
  1028. if (!ipr_is_ioa_resource(res) &&
  1029. IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_GENERIC_SCSI)
  1030. return 1;
  1031. else
  1032. return 0;
  1033. }
  1034. /**
  1035. * ipr_is_device - Determine if resource address is that of a device
  1036. * @res_addr: resource address struct
  1037. *
  1038. * Return value:
  1039. * 1 if AF / 0 if not AF
  1040. **/
  1041. static inline int ipr_is_device(struct ipr_res_addr *res_addr)
  1042. {
  1043. if ((res_addr->bus < IPR_MAX_NUM_BUSES) &&
  1044. (res_addr->target < IPR_MAX_NUM_TARGETS_PER_BUS))
  1045. return 1;
  1046. return 0;
  1047. }
  1048. /**
  1049. * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2
  1050. * @sdt_word: SDT address
  1051. *
  1052. * Return value:
  1053. * 1 if format 2 / 0 if not
  1054. **/
  1055. static inline int ipr_sdt_is_fmt2(u32 sdt_word)
  1056. {
  1057. u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word);
  1058. switch (bar_sel) {
  1059. case IPR_SDT_FMT2_BAR0_SEL:
  1060. case IPR_SDT_FMT2_BAR1_SEL:
  1061. case IPR_SDT_FMT2_BAR2_SEL:
  1062. case IPR_SDT_FMT2_BAR3_SEL:
  1063. case IPR_SDT_FMT2_BAR4_SEL:
  1064. case IPR_SDT_FMT2_BAR5_SEL:
  1065. case IPR_SDT_FMT2_EXP_ROM_SEL:
  1066. return 1;
  1067. };
  1068. return 0;
  1069. }
  1070. #endif