ipr.h 33 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_DBG_TRACE: Setting this to 1 will turn on some general function tracing
  40. * resulting in a bunch of extra debugging printks to the console
  41. *
  42. * IPR_DEBUG: Setting this to 1 will turn on some error path tracing.
  43. * Enables the ipr_trace macro.
  44. */
  45. #ifdef IPR_DEBUG_ALL
  46. #define IPR_DEBUG 1
  47. #define IPR_DBG_TRACE 1
  48. #else
  49. #define IPR_DEBUG 0
  50. #define IPR_DBG_TRACE 0
  51. #endif
  52. /*
  53. * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding
  54. * ops per device for devices not running tagged command queuing.
  55. * This can be adjusted at runtime through sysfs device attributes.
  56. */
  57. #define IPR_MAX_CMD_PER_LUN 6
  58. /*
  59. * IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of
  60. * ops the mid-layer can send to the adapter.
  61. */
  62. #define IPR_NUM_BASE_CMD_BLKS 100
  63. #define IPR_SUBS_DEV_ID_2780 0x0264
  64. #define IPR_SUBS_DEV_ID_5702 0x0266
  65. #define IPR_SUBS_DEV_ID_5703 0x0278
  66. #define IPR_SUBS_DEV_ID_572E 0x028D
  67. #define IPR_SUBS_DEV_ID_573E 0x02D3
  68. #define IPR_SUBS_DEV_ID_573D 0x02D4
  69. #define IPR_SUBS_DEV_ID_571A 0x02C0
  70. #define IPR_SUBS_DEV_ID_571B 0x02BE
  71. #define IPR_SUBS_DEV_ID_571E 0x02BF
  72. #define IPR_NAME "ipr"
  73. /*
  74. * Return codes
  75. */
  76. #define IPR_RC_JOB_CONTINUE 1
  77. #define IPR_RC_JOB_RETURN 2
  78. /*
  79. * IOASCs
  80. */
  81. #define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200
  82. #define IPR_IOASC_SYNC_REQUIRED 0x023f0000
  83. #define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00
  84. #define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000
  85. #define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500
  86. #define IPR_IOASC_IOASC_MASK 0xFFFFFF00
  87. #define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF
  88. #define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000
  89. #define IPR_IOASC_BUS_WAS_RESET 0x06290000
  90. #define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000
  91. #define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000
  92. #define IPR_FIRST_DRIVER_IOASC 0x10000000
  93. #define IPR_IOASC_IOA_WAS_RESET 0x10000001
  94. #define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002
  95. #define IPR_NUM_LOG_HCAMS 2
  96. #define IPR_NUM_CFG_CHG_HCAMS 2
  97. #define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS)
  98. #define IPR_MAX_NUM_TARGETS_PER_BUS 0x10
  99. #define IPR_MAX_NUM_LUNS_PER_TARGET 256
  100. #define IPR_MAX_NUM_VSET_LUNS_PER_TARGET 8
  101. #define IPR_VSET_BUS 0xff
  102. #define IPR_IOA_BUS 0xff
  103. #define IPR_IOA_TARGET 0xff
  104. #define IPR_IOA_LUN 0xff
  105. #define IPR_MAX_NUM_BUSES 4
  106. #define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES
  107. #define IPR_NUM_RESET_RELOAD_RETRIES 3
  108. /* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */
  109. #define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \
  110. ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 3)
  111. #define IPR_MAX_COMMANDS IPR_NUM_BASE_CMD_BLKS
  112. #define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \
  113. IPR_NUM_INTERNAL_CMD_BLKS)
  114. #define IPR_MAX_PHYSICAL_DEVS 192
  115. #define IPR_MAX_SGLIST 64
  116. #define IPR_IOA_MAX_SECTORS 32767
  117. #define IPR_VSET_MAX_SECTORS 512
  118. #define IPR_MAX_CDB_LEN 16
  119. #define IPR_DEFAULT_BUS_WIDTH 16
  120. #define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
  121. #define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
  122. #define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
  123. #define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8))
  124. #define IPR_IOA_RES_HANDLE 0xffffffff
  125. #define IPR_IOA_RES_ADDR 0x00ffffff
  126. /*
  127. * Adapter Commands
  128. */
  129. #define IPR_QUERY_RSRC_STATE 0xC2
  130. #define IPR_RESET_DEVICE 0xC3
  131. #define IPR_RESET_TYPE_SELECT 0x80
  132. #define IPR_LUN_RESET 0x40
  133. #define IPR_TARGET_RESET 0x20
  134. #define IPR_BUS_RESET 0x10
  135. #define IPR_ID_HOST_RR_Q 0xC4
  136. #define IPR_QUERY_IOA_CONFIG 0xC5
  137. #define IPR_CANCEL_ALL_REQUESTS 0xCE
  138. #define IPR_HOST_CONTROLLED_ASYNC 0xCF
  139. #define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01
  140. #define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02
  141. #define IPR_SET_SUPPORTED_DEVICES 0xFB
  142. #define IPR_IOA_SHUTDOWN 0xF7
  143. #define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05
  144. /*
  145. * Timeouts
  146. */
  147. #define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ)
  148. #define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ)
  149. #define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ)
  150. #define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
  151. #define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
  152. #define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
  153. #define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
  154. #define IPR_WRITE_BUFFER_TIMEOUT (10 * 60 * HZ)
  155. #define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ)
  156. #define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ)
  157. #define IPR_OPERATIONAL_TIMEOUT (5 * 60)
  158. #define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ)
  159. #define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10)
  160. #define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ)
  161. #define IPR_DUMP_TIMEOUT (15 * HZ)
  162. /*
  163. * SCSI Literals
  164. */
  165. #define IPR_VENDOR_ID_LEN 8
  166. #define IPR_PROD_ID_LEN 16
  167. #define IPR_SERIAL_NUM_LEN 8
  168. /*
  169. * Hardware literals
  170. */
  171. #define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff
  172. #define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000
  173. #define IPR_FMT2_MKR_BAR_SEL_SHIFT 28
  174. #define IPR_GET_FMT2_BAR_SEL(mbx) \
  175. (((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT)
  176. #define IPR_SDT_FMT2_BAR0_SEL 0x0
  177. #define IPR_SDT_FMT2_BAR1_SEL 0x1
  178. #define IPR_SDT_FMT2_BAR2_SEL 0x2
  179. #define IPR_SDT_FMT2_BAR3_SEL 0x3
  180. #define IPR_SDT_FMT2_BAR4_SEL 0x4
  181. #define IPR_SDT_FMT2_BAR5_SEL 0x5
  182. #define IPR_SDT_FMT2_EXP_ROM_SEL 0x8
  183. #define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2
  184. #define IPR_DOORBELL 0x82800000
  185. #define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0)
  186. #define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3)
  187. #define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4)
  188. #define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5)
  189. #define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6)
  190. #define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7)
  191. #define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27)
  192. #define IPR_PCII_MMIO_ERROR (0x80000000 >> 28)
  193. #define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29)
  194. #define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30)
  195. #define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31)
  196. #define IPR_PCII_ERROR_INTERRUPTS \
  197. (IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \
  198. IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR)
  199. #define IPR_PCII_OPER_INTERRUPTS \
  200. (IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER)
  201. #define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7)
  202. #define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9)
  203. #define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */
  204. #define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */
  205. /*
  206. * Dump literals
  207. */
  208. #define IPR_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024)
  209. #define IPR_NUM_SDT_ENTRIES 511
  210. #define IPR_MAX_NUM_DUMP_PAGES ((IPR_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1)
  211. /*
  212. * Misc literals
  213. */
  214. #define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST
  215. /*
  216. * Adapter interface types
  217. */
  218. struct ipr_res_addr {
  219. u8 reserved;
  220. u8 bus;
  221. u8 target;
  222. u8 lun;
  223. #define IPR_GET_PHYS_LOC(res_addr) \
  224. (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun)
  225. }__attribute__((packed, aligned (4)));
  226. struct ipr_std_inq_vpids {
  227. u8 vendor_id[IPR_VENDOR_ID_LEN];
  228. u8 product_id[IPR_PROD_ID_LEN];
  229. }__attribute__((packed));
  230. struct ipr_vpd {
  231. struct ipr_std_inq_vpids vpids;
  232. u8 sn[IPR_SERIAL_NUM_LEN];
  233. }__attribute__((packed));
  234. struct ipr_std_inq_data {
  235. u8 peri_qual_dev_type;
  236. #define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5)
  237. #define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F)
  238. u8 removeable_medium_rsvd;
  239. #define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80
  240. #define IPR_IS_DASD_DEVICE(std_inq) \
  241. ((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \
  242. !(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM))
  243. #define IPR_IS_SES_DEVICE(std_inq) \
  244. (IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE)
  245. u8 version;
  246. u8 aen_naca_fmt;
  247. u8 additional_len;
  248. u8 sccs_rsvd;
  249. u8 bq_enc_multi;
  250. u8 sync_cmdq_flags;
  251. struct ipr_std_inq_vpids vpids;
  252. u8 ros_rsvd_ram_rsvd[4];
  253. u8 serial_num[IPR_SERIAL_NUM_LEN];
  254. }__attribute__ ((packed));
  255. struct ipr_config_table_entry {
  256. u8 service_level;
  257. u8 array_id;
  258. u8 flags;
  259. #define IPR_IS_IOA_RESOURCE 0x80
  260. #define IPR_IS_ARRAY_MEMBER 0x20
  261. #define IPR_IS_HOT_SPARE 0x10
  262. u8 rsvd_subtype;
  263. #define IPR_RES_SUBTYPE(res) (((res)->cfgte.rsvd_subtype) & 0x0f)
  264. #define IPR_SUBTYPE_AF_DASD 0
  265. #define IPR_SUBTYPE_GENERIC_SCSI 1
  266. #define IPR_SUBTYPE_VOLUME_SET 2
  267. struct ipr_res_addr res_addr;
  268. __be32 res_handle;
  269. __be32 reserved4[2];
  270. struct ipr_std_inq_data std_inq_data;
  271. }__attribute__ ((packed, aligned (4)));
  272. struct ipr_config_table_hdr {
  273. u8 num_entries;
  274. u8 flags;
  275. #define IPR_UCODE_DOWNLOAD_REQ 0x10
  276. __be16 reserved;
  277. }__attribute__((packed, aligned (4)));
  278. struct ipr_config_table {
  279. struct ipr_config_table_hdr hdr;
  280. struct ipr_config_table_entry dev[IPR_MAX_PHYSICAL_DEVS];
  281. }__attribute__((packed, aligned (4)));
  282. struct ipr_hostrcb_cfg_ch_not {
  283. struct ipr_config_table_entry cfgte;
  284. u8 reserved[936];
  285. }__attribute__((packed, aligned (4)));
  286. struct ipr_supported_device {
  287. __be16 data_length;
  288. u8 reserved;
  289. u8 num_records;
  290. struct ipr_std_inq_vpids vpids;
  291. u8 reserved2[16];
  292. }__attribute__((packed, aligned (4)));
  293. /* Command packet structure */
  294. struct ipr_cmd_pkt {
  295. __be16 reserved; /* Reserved by IOA */
  296. u8 request_type;
  297. #define IPR_RQTYPE_SCSICDB 0x00
  298. #define IPR_RQTYPE_IOACMD 0x01
  299. #define IPR_RQTYPE_HCAM 0x02
  300. u8 luntar_luntrn;
  301. u8 flags_hi;
  302. #define IPR_FLAGS_HI_WRITE_NOT_READ 0x80
  303. #define IPR_FLAGS_HI_NO_ULEN_CHK 0x20
  304. #define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10
  305. #define IPR_FLAGS_HI_SYNC_COMPLETE 0x08
  306. #define IPR_FLAGS_HI_NO_LINK_DESC 0x04
  307. u8 flags_lo;
  308. #define IPR_FLAGS_LO_ALIGNED_BFR 0x20
  309. #define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10
  310. #define IPR_FLAGS_LO_UNTAGGED_TASK 0x00
  311. #define IPR_FLAGS_LO_SIMPLE_TASK 0x02
  312. #define IPR_FLAGS_LO_ORDERED_TASK 0x04
  313. #define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06
  314. #define IPR_FLAGS_LO_ACA_TASK 0x08
  315. u8 cdb[16];
  316. __be16 timeout;
  317. }__attribute__ ((packed, aligned(4)));
  318. /* IOA Request Control Block 128 bytes */
  319. struct ipr_ioarcb {
  320. __be32 ioarcb_host_pci_addr;
  321. __be32 reserved;
  322. __be32 res_handle;
  323. __be32 host_response_handle;
  324. __be32 reserved1;
  325. __be32 reserved2;
  326. __be32 reserved3;
  327. __be32 write_data_transfer_length;
  328. __be32 read_data_transfer_length;
  329. __be32 write_ioadl_addr;
  330. __be32 write_ioadl_len;
  331. __be32 read_ioadl_addr;
  332. __be32 read_ioadl_len;
  333. __be32 ioasa_host_pci_addr;
  334. __be16 ioasa_len;
  335. __be16 reserved4;
  336. struct ipr_cmd_pkt cmd_pkt;
  337. __be32 add_cmd_parms_len;
  338. __be32 add_cmd_parms[10];
  339. }__attribute__((packed, aligned (4)));
  340. struct ipr_ioadl_desc {
  341. __be32 flags_and_data_len;
  342. #define IPR_IOADL_FLAGS_MASK 0xff000000
  343. #define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK)
  344. #define IPR_IOADL_DATA_LEN_MASK 0x00ffffff
  345. #define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK)
  346. #define IPR_IOADL_FLAGS_READ 0x48000000
  347. #define IPR_IOADL_FLAGS_READ_LAST 0x49000000
  348. #define IPR_IOADL_FLAGS_WRITE 0x68000000
  349. #define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000
  350. #define IPR_IOADL_FLAGS_LAST 0x01000000
  351. __be32 address;
  352. }__attribute__((packed, aligned (8)));
  353. struct ipr_ioasa_vset {
  354. __be32 failing_lba_hi;
  355. __be32 failing_lba_lo;
  356. __be32 ioa_data[22];
  357. }__attribute__((packed, aligned (4)));
  358. struct ipr_ioasa_af_dasd {
  359. __be32 failing_lba;
  360. }__attribute__((packed, aligned (4)));
  361. struct ipr_ioasa_gpdd {
  362. u8 end_state;
  363. u8 bus_phase;
  364. __be16 reserved;
  365. __be32 ioa_data[23];
  366. }__attribute__((packed, aligned (4)));
  367. struct ipr_ioasa_raw {
  368. __be32 ioa_data[24];
  369. }__attribute__((packed, aligned (4)));
  370. struct ipr_ioasa {
  371. __be32 ioasc;
  372. #define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24)
  373. #define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16)
  374. #define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8)
  375. #define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff)
  376. __be16 ret_stat_len; /* Length of the returned IOASA */
  377. __be16 avail_stat_len; /* Total Length of status available. */
  378. __be32 residual_data_len; /* number of bytes in the host data */
  379. /* buffers that were not used by the IOARCB command. */
  380. __be32 ilid;
  381. #define IPR_NO_ILID 0
  382. #define IPR_DRIVER_ILID 0xffffffff
  383. __be32 fd_ioasc;
  384. __be32 fd_phys_locator;
  385. __be32 fd_res_handle;
  386. __be32 ioasc_specific; /* status code specific field */
  387. #define IPR_IOASC_SPECIFIC_MASK 0x00ffffff
  388. #define IPR_FIELD_POINTER_VALID (0x80000000 >> 8)
  389. #define IPR_FIELD_POINTER_MASK 0x0000ffff
  390. union {
  391. struct ipr_ioasa_vset vset;
  392. struct ipr_ioasa_af_dasd dasd;
  393. struct ipr_ioasa_gpdd gpdd;
  394. struct ipr_ioasa_raw raw;
  395. } u;
  396. }__attribute__((packed, aligned (4)));
  397. struct ipr_mode_parm_hdr {
  398. u8 length;
  399. u8 medium_type;
  400. u8 device_spec_parms;
  401. u8 block_desc_len;
  402. }__attribute__((packed));
  403. struct ipr_mode_pages {
  404. struct ipr_mode_parm_hdr hdr;
  405. u8 data[255 - sizeof(struct ipr_mode_parm_hdr)];
  406. }__attribute__((packed));
  407. struct ipr_mode_page_hdr {
  408. u8 ps_page_code;
  409. #define IPR_MODE_PAGE_PS 0x80
  410. #define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F)
  411. u8 page_length;
  412. }__attribute__ ((packed));
  413. struct ipr_dev_bus_entry {
  414. struct ipr_res_addr res_addr;
  415. u8 flags;
  416. #define IPR_SCSI_ATTR_ENABLE_QAS 0x80
  417. #define IPR_SCSI_ATTR_DISABLE_QAS 0x40
  418. #define IPR_SCSI_ATTR_QAS_MASK 0xC0
  419. #define IPR_SCSI_ATTR_ENABLE_TM 0x20
  420. #define IPR_SCSI_ATTR_NO_TERM_PWR 0x10
  421. #define IPR_SCSI_ATTR_TM_SUPPORTED 0x08
  422. #define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04
  423. u8 scsi_id;
  424. u8 bus_width;
  425. u8 extended_reset_delay;
  426. #define IPR_EXTENDED_RESET_DELAY 7
  427. __be32 max_xfer_rate;
  428. u8 spinup_delay;
  429. u8 reserved3;
  430. __be16 reserved4;
  431. }__attribute__((packed, aligned (4)));
  432. struct ipr_mode_page28 {
  433. struct ipr_mode_page_hdr hdr;
  434. u8 num_entries;
  435. u8 entry_length;
  436. struct ipr_dev_bus_entry bus[0];
  437. }__attribute__((packed));
  438. struct ipr_ioa_vpd {
  439. struct ipr_std_inq_data std_inq_data;
  440. u8 ascii_part_num[12];
  441. u8 reserved[40];
  442. u8 ascii_plant_code[4];
  443. }__attribute__((packed));
  444. struct ipr_inquiry_page3 {
  445. u8 peri_qual_dev_type;
  446. u8 page_code;
  447. u8 reserved1;
  448. u8 page_length;
  449. u8 ascii_len;
  450. u8 reserved2[3];
  451. u8 load_id[4];
  452. u8 major_release;
  453. u8 card_type;
  454. u8 minor_release[2];
  455. u8 ptf_number[4];
  456. u8 patch_number[4];
  457. }__attribute__((packed));
  458. #define IPR_INQUIRY_PAGE0_ENTRIES 20
  459. struct ipr_inquiry_page0 {
  460. u8 peri_qual_dev_type;
  461. u8 page_code;
  462. u8 reserved1;
  463. u8 len;
  464. u8 page[IPR_INQUIRY_PAGE0_ENTRIES];
  465. }__attribute__((packed));
  466. struct ipr_hostrcb_device_data_entry {
  467. struct ipr_vpd vpd;
  468. struct ipr_res_addr dev_res_addr;
  469. struct ipr_vpd new_vpd;
  470. struct ipr_vpd ioa_last_with_dev_vpd;
  471. struct ipr_vpd cfc_last_with_dev_vpd;
  472. __be32 ioa_data[5];
  473. }__attribute__((packed, aligned (4)));
  474. struct ipr_hostrcb_array_data_entry {
  475. struct ipr_vpd vpd;
  476. struct ipr_res_addr expected_dev_res_addr;
  477. struct ipr_res_addr dev_res_addr;
  478. }__attribute__((packed, aligned (4)));
  479. struct ipr_hostrcb_type_ff_error {
  480. __be32 ioa_data[246];
  481. }__attribute__((packed, aligned (4)));
  482. struct ipr_hostrcb_type_01_error {
  483. __be32 seek_counter;
  484. __be32 read_counter;
  485. u8 sense_data[32];
  486. __be32 ioa_data[236];
  487. }__attribute__((packed, aligned (4)));
  488. struct ipr_hostrcb_type_02_error {
  489. struct ipr_vpd ioa_vpd;
  490. struct ipr_vpd cfc_vpd;
  491. struct ipr_vpd ioa_last_attached_to_cfc_vpd;
  492. struct ipr_vpd cfc_last_attached_to_ioa_vpd;
  493. __be32 ioa_data[3];
  494. }__attribute__((packed, aligned (4)));
  495. struct ipr_hostrcb_type_03_error {
  496. struct ipr_vpd ioa_vpd;
  497. struct ipr_vpd cfc_vpd;
  498. __be32 errors_detected;
  499. __be32 errors_logged;
  500. u8 ioa_data[12];
  501. struct ipr_hostrcb_device_data_entry dev[3];
  502. }__attribute__((packed, aligned (4)));
  503. struct ipr_hostrcb_type_04_error {
  504. struct ipr_vpd ioa_vpd;
  505. struct ipr_vpd cfc_vpd;
  506. u8 ioa_data[12];
  507. struct ipr_hostrcb_array_data_entry array_member[10];
  508. __be32 exposed_mode_adn;
  509. __be32 array_id;
  510. struct ipr_vpd incomp_dev_vpd;
  511. __be32 ioa_data2;
  512. struct ipr_hostrcb_array_data_entry array_member2[8];
  513. struct ipr_res_addr last_func_vset_res_addr;
  514. u8 vset_serial_num[IPR_SERIAL_NUM_LEN];
  515. u8 protection_level[8];
  516. }__attribute__((packed, aligned (4)));
  517. struct ipr_hostrcb_error {
  518. __be32 failing_dev_ioasc;
  519. struct ipr_res_addr failing_dev_res_addr;
  520. __be32 failing_dev_res_handle;
  521. __be32 prc;
  522. union {
  523. struct ipr_hostrcb_type_ff_error type_ff_error;
  524. struct ipr_hostrcb_type_01_error type_01_error;
  525. struct ipr_hostrcb_type_02_error type_02_error;
  526. struct ipr_hostrcb_type_03_error type_03_error;
  527. struct ipr_hostrcb_type_04_error type_04_error;
  528. } u;
  529. }__attribute__((packed, aligned (4)));
  530. struct ipr_hostrcb_raw {
  531. __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)];
  532. }__attribute__((packed, aligned (4)));
  533. struct ipr_hcam {
  534. u8 op_code;
  535. #define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1
  536. #define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2
  537. u8 notify_type;
  538. #define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00
  539. #define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01
  540. #define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02
  541. #define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10
  542. #define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11
  543. u8 notifications_lost;
  544. #define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0
  545. #define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80
  546. u8 flags;
  547. #define IPR_HOSTRCB_INTERNAL_OPER 0x80
  548. #define IPR_HOSTRCB_ERR_RESP_SENT 0x40
  549. u8 overlay_id;
  550. #define IPR_HOST_RCB_OVERLAY_ID_1 0x01
  551. #define IPR_HOST_RCB_OVERLAY_ID_2 0x02
  552. #define IPR_HOST_RCB_OVERLAY_ID_3 0x03
  553. #define IPR_HOST_RCB_OVERLAY_ID_4 0x04
  554. #define IPR_HOST_RCB_OVERLAY_ID_6 0x06
  555. #define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF
  556. u8 reserved1[3];
  557. __be32 ilid;
  558. __be32 time_since_last_ioa_reset;
  559. __be32 reserved2;
  560. __be32 length;
  561. union {
  562. struct ipr_hostrcb_error error;
  563. struct ipr_hostrcb_cfg_ch_not ccn;
  564. struct ipr_hostrcb_raw raw;
  565. } u;
  566. }__attribute__((packed, aligned (4)));
  567. struct ipr_hostrcb {
  568. struct ipr_hcam hcam;
  569. dma_addr_t hostrcb_dma;
  570. struct list_head queue;
  571. };
  572. /* IPR smart dump table structures */
  573. struct ipr_sdt_entry {
  574. __be32 bar_str_offset;
  575. __be32 end_offset;
  576. u8 entry_byte;
  577. u8 reserved[3];
  578. u8 flags;
  579. #define IPR_SDT_ENDIAN 0x80
  580. #define IPR_SDT_VALID_ENTRY 0x20
  581. u8 resv;
  582. __be16 priority;
  583. }__attribute__((packed, aligned (4)));
  584. struct ipr_sdt_header {
  585. __be32 state;
  586. __be32 num_entries;
  587. __be32 num_entries_used;
  588. __be32 dump_size;
  589. }__attribute__((packed, aligned (4)));
  590. struct ipr_sdt {
  591. struct ipr_sdt_header hdr;
  592. struct ipr_sdt_entry entry[IPR_NUM_SDT_ENTRIES];
  593. }__attribute__((packed, aligned (4)));
  594. struct ipr_uc_sdt {
  595. struct ipr_sdt_header hdr;
  596. struct ipr_sdt_entry entry[1];
  597. }__attribute__((packed, aligned (4)));
  598. /*
  599. * Driver types
  600. */
  601. struct ipr_bus_attributes {
  602. u8 bus;
  603. u8 qas_enabled;
  604. u8 bus_width;
  605. u8 reserved;
  606. u32 max_xfer_rate;
  607. };
  608. struct ipr_resource_entry {
  609. struct ipr_config_table_entry cfgte;
  610. u8 needs_sync_complete:1;
  611. u8 in_erp:1;
  612. u8 add_to_ml:1;
  613. u8 del_from_ml:1;
  614. u8 resetting_device:1;
  615. struct scsi_device *sdev;
  616. struct list_head queue;
  617. };
  618. struct ipr_resource_hdr {
  619. u16 num_entries;
  620. u16 reserved;
  621. };
  622. struct ipr_resource_table {
  623. struct ipr_resource_hdr hdr;
  624. struct ipr_resource_entry dev[IPR_MAX_PHYSICAL_DEVS];
  625. };
  626. struct ipr_misc_cbs {
  627. struct ipr_ioa_vpd ioa_vpd;
  628. struct ipr_inquiry_page0 page0_data;
  629. struct ipr_inquiry_page3 page3_data;
  630. struct ipr_mode_pages mode_pages;
  631. struct ipr_supported_device supp_dev;
  632. };
  633. struct ipr_interrupt_offsets {
  634. unsigned long set_interrupt_mask_reg;
  635. unsigned long clr_interrupt_mask_reg;
  636. unsigned long sense_interrupt_mask_reg;
  637. unsigned long clr_interrupt_reg;
  638. unsigned long sense_interrupt_reg;
  639. unsigned long ioarrin_reg;
  640. unsigned long sense_uproc_interrupt_reg;
  641. unsigned long set_uproc_interrupt_reg;
  642. unsigned long clr_uproc_interrupt_reg;
  643. };
  644. struct ipr_interrupts {
  645. void __iomem *set_interrupt_mask_reg;
  646. void __iomem *clr_interrupt_mask_reg;
  647. void __iomem *sense_interrupt_mask_reg;
  648. void __iomem *clr_interrupt_reg;
  649. void __iomem *sense_interrupt_reg;
  650. void __iomem *ioarrin_reg;
  651. void __iomem *sense_uproc_interrupt_reg;
  652. void __iomem *set_uproc_interrupt_reg;
  653. void __iomem *clr_uproc_interrupt_reg;
  654. };
  655. struct ipr_chip_cfg_t {
  656. u32 mailbox;
  657. u8 cache_line_size;
  658. struct ipr_interrupt_offsets regs;
  659. };
  660. struct ipr_chip_t {
  661. u16 vendor;
  662. u16 device;
  663. const struct ipr_chip_cfg_t *cfg;
  664. };
  665. enum ipr_shutdown_type {
  666. IPR_SHUTDOWN_NORMAL = 0x00,
  667. IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40,
  668. IPR_SHUTDOWN_ABBREV = 0x80,
  669. IPR_SHUTDOWN_NONE = 0x100
  670. };
  671. struct ipr_trace_entry {
  672. u32 time;
  673. u8 op_code;
  674. u8 type;
  675. #define IPR_TRACE_START 0x00
  676. #define IPR_TRACE_FINISH 0xff
  677. u16 cmd_index;
  678. __be32 res_handle;
  679. union {
  680. u32 ioasc;
  681. u32 add_data;
  682. u32 res_addr;
  683. } u;
  684. };
  685. struct ipr_sglist {
  686. u32 order;
  687. u32 num_sg;
  688. u32 num_dma_sg;
  689. u32 buffer_len;
  690. struct scatterlist scatterlist[1];
  691. };
  692. enum ipr_sdt_state {
  693. INACTIVE,
  694. WAIT_FOR_DUMP,
  695. GET_DUMP,
  696. ABORT_DUMP,
  697. DUMP_OBTAINED
  698. };
  699. enum ipr_cache_state {
  700. CACHE_NONE,
  701. CACHE_DISABLED,
  702. CACHE_ENABLED,
  703. CACHE_INVALID
  704. };
  705. /* Per-controller data */
  706. struct ipr_ioa_cfg {
  707. char eye_catcher[8];
  708. #define IPR_EYECATCHER "iprcfg"
  709. struct list_head queue;
  710. u8 allow_interrupts:1;
  711. u8 in_reset_reload:1;
  712. u8 in_ioa_bringdown:1;
  713. u8 ioa_unit_checked:1;
  714. u8 ioa_is_dead:1;
  715. u8 dump_taken:1;
  716. u8 allow_cmds:1;
  717. u8 allow_ml_add_del:1;
  718. enum ipr_cache_state cache_state;
  719. u16 type; /* CCIN of the card */
  720. u8 log_level;
  721. #define IPR_MAX_LOG_LEVEL 4
  722. #define IPR_DEFAULT_LOG_LEVEL 2
  723. #define IPR_NUM_TRACE_INDEX_BITS 8
  724. #define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS)
  725. #define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES)
  726. char trace_start[8];
  727. #define IPR_TRACE_START_LABEL "trace"
  728. struct ipr_trace_entry *trace;
  729. u32 trace_index:IPR_NUM_TRACE_INDEX_BITS;
  730. /*
  731. * Queue for free command blocks
  732. */
  733. char ipr_free_label[8];
  734. #define IPR_FREEQ_LABEL "free-q"
  735. struct list_head free_q;
  736. /*
  737. * Queue for command blocks outstanding to the adapter
  738. */
  739. char ipr_pending_label[8];
  740. #define IPR_PENDQ_LABEL "pend-q"
  741. struct list_head pending_q;
  742. char cfg_table_start[8];
  743. #define IPR_CFG_TBL_START "cfg"
  744. struct ipr_config_table *cfg_table;
  745. dma_addr_t cfg_table_dma;
  746. char resource_table_label[8];
  747. #define IPR_RES_TABLE_LABEL "res_tbl"
  748. struct ipr_resource_entry *res_entries;
  749. struct list_head free_res_q;
  750. struct list_head used_res_q;
  751. char ipr_hcam_label[8];
  752. #define IPR_HCAM_LABEL "hcams"
  753. struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS];
  754. dma_addr_t hostrcb_dma[IPR_NUM_HCAMS];
  755. struct list_head hostrcb_free_q;
  756. struct list_head hostrcb_pending_q;
  757. __be32 *host_rrq;
  758. dma_addr_t host_rrq_dma;
  759. #define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc
  760. #define IPR_HRRQ_RESP_BIT_SET 0x00000002
  761. #define IPR_HRRQ_TOGGLE_BIT 0x00000001
  762. #define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2
  763. volatile __be32 *hrrq_start;
  764. volatile __be32 *hrrq_end;
  765. volatile __be32 *hrrq_curr;
  766. volatile u32 toggle_bit;
  767. struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES];
  768. const struct ipr_chip_cfg_t *chip_cfg;
  769. void __iomem *hdw_dma_regs; /* iomapped PCI memory space */
  770. unsigned long hdw_dma_regs_pci; /* raw PCI memory space */
  771. void __iomem *ioa_mailbox;
  772. struct ipr_interrupts regs;
  773. u16 saved_pcix_cmd_reg;
  774. u16 reset_retries;
  775. u32 errors_logged;
  776. struct Scsi_Host *host;
  777. struct pci_dev *pdev;
  778. struct ipr_sglist *ucode_sglist;
  779. struct ipr_mode_pages *saved_mode_pages;
  780. u8 saved_mode_page_len;
  781. struct work_struct work_q;
  782. wait_queue_head_t reset_wait_q;
  783. struct ipr_dump *dump;
  784. enum ipr_sdt_state sdt_state;
  785. struct ipr_misc_cbs *vpd_cbs;
  786. dma_addr_t vpd_cbs_dma;
  787. struct pci_pool *ipr_cmd_pool;
  788. struct ipr_cmnd *reset_cmd;
  789. char ipr_cmd_label[8];
  790. #define IPR_CMD_LABEL "ipr_cmnd"
  791. struct ipr_cmnd *ipr_cmnd_list[IPR_NUM_CMD_BLKS];
  792. u32 ipr_cmnd_list_dma[IPR_NUM_CMD_BLKS];
  793. };
  794. struct ipr_cmnd {
  795. struct ipr_ioarcb ioarcb;
  796. struct ipr_ioasa ioasa;
  797. struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES];
  798. struct list_head queue;
  799. struct scsi_cmnd *scsi_cmd;
  800. struct completion completion;
  801. struct timer_list timer;
  802. void (*done) (struct ipr_cmnd *);
  803. int (*job_step) (struct ipr_cmnd *);
  804. u16 cmd_index;
  805. u8 sense_buffer[SCSI_SENSE_BUFFERSIZE];
  806. dma_addr_t sense_buffer_dma;
  807. unsigned short dma_use_sg;
  808. dma_addr_t dma_handle;
  809. struct ipr_cmnd *sibling;
  810. union {
  811. enum ipr_shutdown_type shutdown_type;
  812. struct ipr_hostrcb *hostrcb;
  813. unsigned long time_left;
  814. unsigned long scratch;
  815. struct ipr_resource_entry *res;
  816. struct scsi_device *sdev;
  817. } u;
  818. struct ipr_ioa_cfg *ioa_cfg;
  819. };
  820. struct ipr_ses_table_entry {
  821. char product_id[17];
  822. char compare_product_id_byte[17];
  823. u32 max_bus_speed_limit; /* MB/sec limit for this backplane */
  824. };
  825. struct ipr_dump_header {
  826. u32 eye_catcher;
  827. #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2
  828. u32 len;
  829. u32 num_entries;
  830. u32 first_entry_offset;
  831. u32 status;
  832. #define IPR_DUMP_STATUS_SUCCESS 0
  833. #define IPR_DUMP_STATUS_QUAL_SUCCESS 2
  834. #define IPR_DUMP_STATUS_FAILED 0xffffffff
  835. u32 os;
  836. #define IPR_DUMP_OS_LINUX 0x4C4E5558
  837. u32 driver_name;
  838. #define IPR_DUMP_DRIVER_NAME 0x49505232
  839. }__attribute__((packed, aligned (4)));
  840. struct ipr_dump_entry_header {
  841. u32 eye_catcher;
  842. #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2
  843. u32 len;
  844. u32 num_elems;
  845. u32 offset;
  846. u32 data_type;
  847. #define IPR_DUMP_DATA_TYPE_ASCII 0x41534349
  848. #define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41
  849. u32 id;
  850. #define IPR_DUMP_IOA_DUMP_ID 0x494F4131
  851. #define IPR_DUMP_LOCATION_ID 0x4C4F4341
  852. #define IPR_DUMP_TRACE_ID 0x54524143
  853. #define IPR_DUMP_DRIVER_VERSION_ID 0x44525652
  854. #define IPR_DUMP_DRIVER_TYPE_ID 0x54595045
  855. #define IPR_DUMP_IOA_CTRL_BLK 0x494F4342
  856. #define IPR_DUMP_PEND_OPS 0x414F5053
  857. u32 status;
  858. }__attribute__((packed, aligned (4)));
  859. struct ipr_dump_location_entry {
  860. struct ipr_dump_entry_header hdr;
  861. u8 location[BUS_ID_SIZE];
  862. }__attribute__((packed));
  863. struct ipr_dump_trace_entry {
  864. struct ipr_dump_entry_header hdr;
  865. u32 trace[IPR_TRACE_SIZE / sizeof(u32)];
  866. }__attribute__((packed, aligned (4)));
  867. struct ipr_dump_version_entry {
  868. struct ipr_dump_entry_header hdr;
  869. u8 version[sizeof(IPR_DRIVER_VERSION)];
  870. };
  871. struct ipr_dump_ioa_type_entry {
  872. struct ipr_dump_entry_header hdr;
  873. u32 type;
  874. u32 fw_version;
  875. };
  876. struct ipr_driver_dump {
  877. struct ipr_dump_header hdr;
  878. struct ipr_dump_version_entry version_entry;
  879. struct ipr_dump_location_entry location_entry;
  880. struct ipr_dump_ioa_type_entry ioa_type_entry;
  881. struct ipr_dump_trace_entry trace_entry;
  882. }__attribute__((packed));
  883. struct ipr_ioa_dump {
  884. struct ipr_dump_entry_header hdr;
  885. struct ipr_sdt sdt;
  886. __be32 *ioa_data[IPR_MAX_NUM_DUMP_PAGES];
  887. u32 reserved;
  888. u32 next_page_index;
  889. u32 page_offset;
  890. u32 format;
  891. #define IPR_SDT_FMT2 2
  892. #define IPR_SDT_UNKNOWN 3
  893. }__attribute__((packed, aligned (4)));
  894. struct ipr_dump {
  895. struct kref kref;
  896. struct ipr_ioa_cfg *ioa_cfg;
  897. struct ipr_driver_dump driver_dump;
  898. struct ipr_ioa_dump ioa_dump;
  899. };
  900. struct ipr_error_table_t {
  901. u32 ioasc;
  902. int log_ioasa;
  903. int log_hcam;
  904. char *error;
  905. };
  906. struct ipr_software_inq_lid_info {
  907. __be32 load_id;
  908. __be32 timestamp[3];
  909. }__attribute__((packed, aligned (4)));
  910. struct ipr_ucode_image_header {
  911. __be32 header_length;
  912. __be32 lid_table_offset;
  913. u8 major_release;
  914. u8 card_type;
  915. u8 minor_release[2];
  916. u8 reserved[20];
  917. char eyecatcher[16];
  918. __be32 num_lids;
  919. struct ipr_software_inq_lid_info lid[1];
  920. }__attribute__((packed, aligned (4)));
  921. /*
  922. * Macros
  923. */
  924. #if IPR_DEBUG
  925. #define IPR_DBG_CMD(CMD) do { CMD; } while (0)
  926. #else
  927. #define IPR_DBG_CMD(CMD)
  928. #endif
  929. #ifdef CONFIG_SCSI_IPR_TRACE
  930. #define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr)
  931. #define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr)
  932. #else
  933. #define ipr_create_trace_file(kobj, attr) 0
  934. #define ipr_remove_trace_file(kobj, attr) do { } while(0)
  935. #endif
  936. #ifdef CONFIG_SCSI_IPR_DUMP
  937. #define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr)
  938. #define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr)
  939. #else
  940. #define ipr_create_dump_file(kobj, attr) 0
  941. #define ipr_remove_dump_file(kobj, attr) do { } while(0)
  942. #endif
  943. /*
  944. * Error logging macros
  945. */
  946. #define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__)
  947. #define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)
  948. #define ipr_crit(...) printk(KERN_CRIT IPR_NAME ": "__VA_ARGS__)
  949. #define ipr_warn(...) printk(KERN_WARNING IPR_NAME": "__VA_ARGS__)
  950. #define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__))
  951. #define ipr_sdev_printk(level, sdev, fmt, args...) \
  952. sdev_printk(level, sdev, fmt, ## args)
  953. #define ipr_sdev_err(sdev, fmt, ...) \
  954. ipr_sdev_printk(KERN_ERR, sdev, fmt, ##__VA_ARGS__)
  955. #define ipr_sdev_info(sdev, fmt, ...) \
  956. ipr_sdev_printk(KERN_INFO, sdev, fmt, ##__VA_ARGS__)
  957. #define ipr_sdev_dbg(sdev, fmt, ...) \
  958. IPR_DBG_CMD(ipr_sdev_printk(KERN_INFO, sdev, fmt, ##__VA_ARGS__))
  959. #define ipr_res_printk(level, ioa_cfg, res, fmt, ...) \
  960. printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, ioa_cfg->host->host_no, \
  961. res.bus, res.target, res.lun, ##__VA_ARGS__)
  962. #define ipr_res_err(ioa_cfg, res, fmt, ...) \
  963. ipr_res_printk(KERN_ERR, ioa_cfg, res, fmt, ##__VA_ARGS__)
  964. #define ipr_res_dbg(ioa_cfg, res, fmt, ...) \
  965. IPR_DBG_CMD(ipr_res_printk(KERN_INFO, ioa_cfg, res, fmt, ##__VA_ARGS__))
  966. #define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \
  967. { \
  968. if ((res).bus >= IPR_MAX_NUM_BUSES) { \
  969. ipr_err(fmt": unknown\n", ##__VA_ARGS__); \
  970. } else { \
  971. ipr_err(fmt": %d:%d:%d:%d\n", \
  972. ##__VA_ARGS__, (ioa_cfg)->host->host_no, \
  973. (res).bus, (res).target, (res).lun); \
  974. } \
  975. }
  976. #define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\
  977. __FILE__, __FUNCTION__, __LINE__)
  978. #if IPR_DBG_TRACE
  979. #define ENTER printk(KERN_INFO IPR_NAME": Entering %s\n", __FUNCTION__)
  980. #define LEAVE printk(KERN_INFO IPR_NAME": Leaving %s\n", __FUNCTION__)
  981. #else
  982. #define ENTER
  983. #define LEAVE
  984. #endif
  985. #define ipr_err_separator \
  986. ipr_err("----------------------------------------------------------\n")
  987. /*
  988. * Inlines
  989. */
  990. /**
  991. * ipr_is_ioa_resource - Determine if a resource is the IOA
  992. * @res: resource entry struct
  993. *
  994. * Return value:
  995. * 1 if IOA / 0 if not IOA
  996. **/
  997. static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res)
  998. {
  999. return (res->cfgte.flags & IPR_IS_IOA_RESOURCE) ? 1 : 0;
  1000. }
  1001. /**
  1002. * ipr_is_af_dasd_device - Determine if a resource is an AF DASD
  1003. * @res: resource entry struct
  1004. *
  1005. * Return value:
  1006. * 1 if AF DASD / 0 if not AF DASD
  1007. **/
  1008. static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res)
  1009. {
  1010. if (IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data) &&
  1011. !ipr_is_ioa_resource(res) &&
  1012. IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_AF_DASD)
  1013. return 1;
  1014. else
  1015. return 0;
  1016. }
  1017. /**
  1018. * ipr_is_vset_device - Determine if a resource is a VSET
  1019. * @res: resource entry struct
  1020. *
  1021. * Return value:
  1022. * 1 if VSET / 0 if not VSET
  1023. **/
  1024. static inline int ipr_is_vset_device(struct ipr_resource_entry *res)
  1025. {
  1026. if (IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data) &&
  1027. !ipr_is_ioa_resource(res) &&
  1028. IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_VOLUME_SET)
  1029. return 1;
  1030. else
  1031. return 0;
  1032. }
  1033. /**
  1034. * ipr_is_gscsi - Determine if a resource is a generic scsi resource
  1035. * @res: resource entry struct
  1036. *
  1037. * Return value:
  1038. * 1 if GSCSI / 0 if not GSCSI
  1039. **/
  1040. static inline int ipr_is_gscsi(struct ipr_resource_entry *res)
  1041. {
  1042. if (!ipr_is_ioa_resource(res) &&
  1043. IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_GENERIC_SCSI)
  1044. return 1;
  1045. else
  1046. return 0;
  1047. }
  1048. /**
  1049. * ipr_is_device - Determine if resource address is that of a device
  1050. * @res_addr: resource address struct
  1051. *
  1052. * Return value:
  1053. * 1 if AF / 0 if not AF
  1054. **/
  1055. static inline int ipr_is_device(struct ipr_res_addr *res_addr)
  1056. {
  1057. if ((res_addr->bus < IPR_MAX_NUM_BUSES) &&
  1058. (res_addr->target < IPR_MAX_NUM_TARGETS_PER_BUS))
  1059. return 1;
  1060. return 0;
  1061. }
  1062. /**
  1063. * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2
  1064. * @sdt_word: SDT address
  1065. *
  1066. * Return value:
  1067. * 1 if format 2 / 0 if not
  1068. **/
  1069. static inline int ipr_sdt_is_fmt2(u32 sdt_word)
  1070. {
  1071. u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word);
  1072. switch (bar_sel) {
  1073. case IPR_SDT_FMT2_BAR0_SEL:
  1074. case IPR_SDT_FMT2_BAR1_SEL:
  1075. case IPR_SDT_FMT2_BAR2_SEL:
  1076. case IPR_SDT_FMT2_BAR3_SEL:
  1077. case IPR_SDT_FMT2_BAR4_SEL:
  1078. case IPR_SDT_FMT2_BAR5_SEL:
  1079. case IPR_SDT_FMT2_EXP_ROM_SEL:
  1080. return 1;
  1081. };
  1082. return 0;
  1083. }
  1084. #endif