1 0 stevel /* 2 0 stevel * CDDL HEADER START 3 0 stevel * 4 0 stevel * The contents of this file are subject to the terms of the 5 1489 webaker * Common Development and Distribution License (the "License"). 6 1489 webaker * You may not use this file except in compliance with the License. 7 0 stevel * 8 0 stevel * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 0 stevel * or http://www.opensolaris.org/os/licensing. 10 0 stevel * See the License for the specific language governing permissions 11 0 stevel * and limitations under the License. 12 0 stevel * 13 0 stevel * When distributing Covered Code, include this CDDL HEADER in each 14 0 stevel * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 0 stevel * If applicable, add the following below this CDDL HEADER, with the 16 0 stevel * fields enclosed by brackets "[]" replaced with your own identifying 17 0 stevel * information: Portions Copyright [yyyy] [name of copyright owner] 18 0 stevel * 19 0 stevel * CDDL HEADER END 20 0 stevel */ 21 0 stevel /* 22 8551 Peng * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23 0 stevel * Use is subject to license terms. 24 0 stevel */ 25 0 stevel 26 0 stevel #ifndef _SYS_SCSI_TARGETS_SDDEF_H 27 0 stevel #define _SYS_SCSI_TARGETS_SDDEF_H 28 0 stevel 29 0 stevel #include <sys/dktp/fdisk.h> 30 0 stevel #include <sys/note.h> 31 0 stevel #include <sys/mhd.h> 32 3525 shidokht #include <sys/cmlb.h> 33 0 stevel 34 0 stevel #ifdef __cplusplus 35 0 stevel extern "C" { 36 0 stevel #endif 37 0 stevel 38 0 stevel 39 0 stevel #if defined(_KERNEL) || defined(_KMEMUSER) 40 0 stevel 41 0 stevel 42 0 stevel #define SD_SUCCESS 0 43 0 stevel #define SD_FAILURE (-1) 44 0 stevel 45 0 stevel #if defined(TRUE) 46 0 stevel #undef TRUE 47 0 stevel #endif 48 0 stevel 49 0 stevel #if defined(FALSE) 50 0 stevel #undef FALSE 51 0 stevel #endif 52 0 stevel 53 0 stevel #define TRUE 1 54 0 stevel #define FALSE 0 55 0 stevel 56 0 stevel #if defined(VERBOSE) 57 0 stevel #undef VERBOSE 58 0 stevel #endif 59 0 stevel 60 0 stevel #if defined(SILENT) 61 0 stevel #undef SILENT 62 0 stevel #endif 63 0 stevel 64 0 stevel 65 0 stevel /* 66 0 stevel * Fault Injection Flag for Inclusion of Code 67 0 stevel * 68 0 stevel * This should only be defined when SDDEBUG is defined 69 0 stevel * #if DEBUG || lint 70 0 stevel * #define SD_FAULT_INJECTION 71 0 stevel * #endif 72 0 stevel */ 73 0 stevel 74 7570 David #if DEBUG || lint 75 7570 David #define SD_FAULT_INJECTION 76 7570 David #endif 77 0 stevel #define VERBOSE 1 78 0 stevel #define SILENT 0 79 0 stevel 80 0 stevel /* 81 0 stevel * Structures for recording whether a device is fully open or closed. 82 0 stevel * Assumptions: 83 0 stevel * 84 0 stevel * + There are only 8 (sparc) or 16 (x86) disk slices possible. 85 0 stevel * + BLK, MNT, CHR, SWP don't change in some future release! 86 0 stevel */ 87 0 stevel 88 0 stevel #if defined(_SUNOS_VTOC_8) 89 0 stevel 90 0 stevel #define SDUNIT_SHIFT 3 91 0 stevel #define SDPART_MASK 7 92 0 stevel #define NSDMAP NDKMAP 93 0 stevel 94 0 stevel #elif defined(_SUNOS_VTOC_16) 95 0 stevel 96 10021 Sheshadri /* 97 10021 Sheshadri * XXX - NSDMAP has multiple definitions, one more in cmlb_impl.h 98 10021 Sheshadri * If they are coalesced into one, this definition will follow suit. 99 10021 Sheshadri * FDISK partitions - 4 primary and MAX_EXT_PARTS number of Extended 100 10021 Sheshadri * Partitions. 101 10021 Sheshadri */ 102 10021 Sheshadri #define FDISK_PARTS (FD_NUMPART + MAX_EXT_PARTS) 103 10021 Sheshadri 104 0 stevel #define SDUNIT_SHIFT 6 105 0 stevel #define SDPART_MASK 63 106 10021 Sheshadri #define NSDMAP (NDKMAP + FDISK_PARTS + 1) 107 0 stevel 108 0 stevel #else 109 0 stevel #error "No VTOC format defined." 110 0 stevel #endif 111 0 stevel 112 0 stevel 113 0 stevel #define SDUNIT(dev) (getminor((dev)) >> SDUNIT_SHIFT) 114 0 stevel #define SDPART(dev) (getminor((dev)) & SDPART_MASK) 115 0 stevel 116 0 stevel /* 117 0 stevel * maximum number of partitions the driver keeps track of; with 118 0 stevel * EFI this can be larger than the number of partitions accessible 119 0 stevel * through the minor nodes. It won't be used for keeping track 120 0 stevel * of open counts, partition kstats, etc. 121 0 stevel */ 122 0 stevel #define MAXPART (NSDMAP + 1) 123 0 stevel 124 0 stevel /* 125 0 stevel * Macro to retrieve the DDI instance number from the given buf struct. 126 0 stevel * The instance number is encoded in the minor device number. 127 0 stevel */ 128 10131 Jane #define SD_GET_INSTANCE_FROM_BUF(bp) \ 129 0 stevel (getminor((bp)->b_edev) >> SDUNIT_SHIFT) 130 0 stevel 131 0 stevel 132 0 stevel 133 0 stevel struct ocinfo { 134 0 stevel /* 135 0 stevel * Types BLK, MNT, CHR, SWP, 136 0 stevel * assumed to be types 0-3. 137 0 stevel */ 138 433 gz161490 uint64_t lyr_open[NSDMAP]; 139 433 gz161490 uint64_t reg_open[OTYPCNT - 1]; 140 0 stevel }; 141 0 stevel 142 0 stevel #define OCSIZE sizeof (struct ocinfo) 143 0 stevel 144 0 stevel union ocmap { 145 0 stevel uchar_t chkd[OCSIZE]; 146 0 stevel struct ocinfo rinfo; 147 0 stevel }; 148 0 stevel 149 0 stevel #define lyropen rinfo.lyr_open 150 0 stevel #define regopen rinfo.reg_open 151 0 stevel 152 0 stevel 153 0 stevel #define SD_CDB_GROUP0 0 154 0 stevel #define SD_CDB_GROUP1 1 155 0 stevel #define SD_CDB_GROUP5 2 156 0 stevel #define SD_CDB_GROUP4 3 157 0 stevel 158 0 stevel struct sd_cdbinfo { 159 0 stevel uchar_t sc_grpcode; /* CDB group code */ 160 0 stevel uchar_t sc_grpmask; /* CDB group code mask (for cmd opcode) */ 161 0 stevel uint64_t sc_maxlba; /* Maximum logical block addr. supported */ 162 0 stevel uint32_t sc_maxlen; /* Maximum transfer length supported */ 163 0 stevel }; 164 0 stevel 165 0 stevel 166 0 stevel 167 0 stevel /* 168 0 stevel * The following declaration are for Non-512 byte block support for the 169 0 stevel * removable devices. (ex - DVD RAM, MO). 170 0 stevel * wm_state: This is an enumeration for the different states for 171 0 stevel * manipalating write range list during the read-modify-write-operation. 172 0 stevel */ 173 0 stevel typedef enum { 174 0 stevel SD_WM_CHK_LIST, /* Check list for overlapping writes */ 175 0 stevel SD_WM_WAIT_MAP, /* Wait for an overlapping I/O to complete */ 176 0 stevel SD_WM_LOCK_RANGE, /* Lock the range of lba to be written */ 177 0 stevel SD_WM_DONE /* I/O complete */ 178 0 stevel } wm_state; 179 0 stevel 180 0 stevel /* 181 0 stevel * sd_w_map: Every write I/O will get one w_map allocated for it which will tell 182 0 stevel * the range on the media which is being written for that request. 183 0 stevel */ 184 0 stevel struct sd_w_map { 185 0 stevel uint_t wm_start; /* Write start location */ 186 0 stevel uint_t wm_end; /* Write end location */ 187 0 stevel ushort_t wm_flags; /* State of the wmap */ 188 0 stevel ushort_t wm_wanted_count; /* # of threads waiting for region */ 189 0 stevel void *wm_private; /* Used to store bp->b_private */ 190 0 stevel struct buf *wm_bufp; /* to store buf pointer */ 191 0 stevel struct sd_w_map *wm_next; /* Forward pointed to sd_w_map */ 192 0 stevel struct sd_w_map *wm_prev; /* Back pointer to sd_w_map */ 193 0 stevel kcondvar_t wm_avail; /* Sleep on this, while not available */ 194 0 stevel }; 195 0 stevel 196 0 stevel _NOTE(MUTEX_PROTECTS_DATA(scsi_device::sd_mutex, sd_w_map::wm_flags)) 197 0 stevel 198 0 stevel 199 0 stevel /* 200 0 stevel * This is the struct for the layer-private data area for the 201 0 stevel * mapblocksize layer. 202 0 stevel */ 203 0 stevel 204 0 stevel struct sd_mapblocksize_info { 205 0 stevel void *mbs_oprivate; /* saved value of xb_private */ 206 0 stevel struct buf *mbs_orig_bp; /* ptr to original bp */ 207 0 stevel struct sd_w_map *mbs_wmp; /* ptr to write-map struct for RMW */ 208 0 stevel ssize_t mbs_copy_offset; 209 0 stevel int mbs_layer_index; /* chain index for RMW */ 210 0 stevel }; 211 0 stevel 212 0 stevel _NOTE(SCHEME_PROTECTS_DATA("unshared data", sd_mapblocksize_info)) 213 0 stevel 214 0 stevel 215 0 stevel /* 216 0 stevel * sd_lun: The main data structure for a scsi logical unit. 217 0 stevel * Stored as the softstate structure for each device. 218 0 stevel */ 219 0 stevel 220 0 stevel struct sd_lun { 221 0 stevel 222 0 stevel /* Back ptr to the SCSA scsi_device struct for this LUN */ 223 0 stevel struct scsi_device *un_sd; 224 0 stevel 225 0 stevel /* 226 0 stevel * Support for Auto-Request sense capability 227 0 stevel */ 228 0 stevel struct buf *un_rqs_bp; /* ptr to request sense bp */ 229 0 stevel struct scsi_pkt *un_rqs_pktp; /* ptr to request sense scsi_pkt */ 230 0 stevel int un_sense_isbusy; /* Busy flag for RQS buf */ 231 0 stevel 232 0 stevel /* 233 0 stevel * These specify the layering chains to use with this instance. These 234 0 stevel * are initialized according to the values in the sd_chain_index_map[] 235 0 stevel * array. See the description of sd_chain_index_map[] for details. 236 0 stevel */ 237 0 stevel int un_buf_chain_type; 238 0 stevel int un_uscsi_chain_type; 239 0 stevel int un_direct_chain_type; 240 0 stevel int un_priority_chain_type; 241 0 stevel 242 0 stevel /* Head & tail ptrs to the queue of bufs awaiting transport */ 243 0 stevel struct buf *un_waitq_headp; 244 0 stevel struct buf *un_waitq_tailp; 245 0 stevel 246 0 stevel /* Ptr to the buf currently being retried (NULL if none) */ 247 0 stevel struct buf *un_retry_bp; 248 0 stevel 249 0 stevel /* This tracks the last kstat update for the un_retry_bp buf */ 250 0 stevel void (*un_retry_statp)(kstat_io_t *); 251 0 stevel 252 0 stevel void *un_xbuf_attr; /* xbuf attribute struct */ 253 0 stevel 254 0 stevel 255 0 stevel /* System logical block size, in bytes. (defaults to DEV_BSIZE.) */ 256 0 stevel uint32_t un_sys_blocksize; 257 0 stevel 258 0 stevel /* The size of a logical block on the target, in bytes. */ 259 0 stevel uint32_t un_tgt_blocksize; 260 0 stevel 261 0 stevel /* 262 0 stevel * The number of logical blocks on the target. This is adjusted 263 0 stevel * to be in terms of the block size specified by un_sys_blocksize 264 0 stevel * (ie, the system block size). 265 0 stevel */ 266 0 stevel uint64_t un_blockcount; 267 0 stevel 268 0 stevel /* 269 0 stevel * Various configuration data 270 0 stevel */ 271 0 stevel uchar_t un_ctype; /* Controller type */ 272 0 stevel char *un_node_type; /* minor node type */ 273 0 stevel uchar_t un_interconnect_type; /* Interconnect for underlying HBA */ 274 0 stevel 275 0 stevel uint_t un_notready_retry_count; /* Per disk notready retry count */ 276 0 stevel uint_t un_busy_retry_count; /* Per disk BUSY retry count */ 277 0 stevel 278 0 stevel uint_t un_retry_count; /* Per disk retry count */ 279 0 stevel uint_t un_victim_retry_count; /* Per disk victim retry count */ 280 0 stevel 281 0 stevel /* (4356701, 4367306) */ 282 0 stevel uint_t un_reset_retry_count; /* max io retries before issuing reset */ 283 0 stevel ushort_t un_reserve_release_time; /* reservation release timeout */ 284 0 stevel 285 0 stevel uchar_t un_reservation_type; /* SCSI-3 or SCSI-2 */ 286 0 stevel uint_t un_max_xfer_size; /* Maximum DMA transfer size */ 287 5595 lh195018 int un_partial_dma_supported; 288 8551 Peng int un_buf_breakup_supported; 289 0 stevel 290 0 stevel int un_mincdb; /* Smallest CDB to use */ 291 0 stevel int un_maxcdb; /* Largest CDB to use */ 292 1960 lh195018 int un_max_hba_cdb; /* Largest CDB supported by HBA */ 293 0 stevel int un_status_len; 294 0 stevel int un_pkt_flags; 295 0 stevel 296 0 stevel /* 297 0 stevel * Note: un_uscsi_timeout is a "mirror" of un_cmd_timeout, adjusted 298 0 stevel * for ISCD(). Any updates to un_cmd_timeout MUST be reflected 299 0 stevel * in un_uscsi_timeout as well! 300 0 stevel */ 301 0 stevel ushort_t un_cmd_timeout; /* Timeout for completion */ 302 0 stevel ushort_t un_uscsi_timeout; /* Timeout for USCSI completion */ 303 7339 Nikko ushort_t un_busy_timeout; /* Timeout for busy retry */ 304 0 stevel 305 0 stevel /* 306 0 stevel * Info on current states, statuses, etc. (Updated frequently) 307 0 stevel */ 308 0 stevel uchar_t un_state; /* current state */ 309 0 stevel uchar_t un_last_state; /* last state */ 310 0 stevel uchar_t un_last_pkt_reason; /* used to suppress multiple msgs */ 311 0 stevel int un_tagflags; /* Pkt Flags for Tagged Queueing */ 312 0 stevel short un_resvd_status; /* Reservation Status */ 313 0 stevel ulong_t un_detach_count; /* !0 if executing detach routine */ 314 0 stevel ulong_t un_layer_count; /* Current total # of layered opens */ 315 0 stevel ulong_t un_opens_in_progress; /* Current # of threads in sdopen */ 316 0 stevel 317 0 stevel ksema_t un_semoclose; /* serialize opens/closes */ 318 0 stevel 319 0 stevel /* 320 0 stevel * Control & status info for command throttling 321 0 stevel */ 322 0 stevel long un_ncmds_in_driver; /* number of cmds in driver */ 323 0 stevel short un_ncmds_in_transport; /* number of cmds in transport */ 324 0 stevel short un_throttle; /* max #cmds allowed in transport */ 325 0 stevel short un_saved_throttle; /* saved value of un_throttle */ 326 0 stevel short un_busy_throttle; /* saved un_throttle for BUSY */ 327 0 stevel short un_min_throttle; /* min value of un_throttle */ 328 0 stevel timeout_id_t un_reset_throttle_timeid; /* timeout(9F) handle */ 329 0 stevel 330 0 stevel /* 331 0 stevel * Multi-host (clustering) support 332 0 stevel */ 333 0 stevel opaque_t un_mhd_token; /* scsi watch request */ 334 0 stevel timeout_id_t un_resvd_timeid; /* for resvd recover */ 335 0 stevel 336 0 stevel /* Event callback resources (photon) */ 337 0 stevel ddi_eventcookie_t un_insert_event; /* insert event */ 338 0 stevel ddi_callback_id_t un_insert_cb_id; /* insert callback */ 339 0 stevel ddi_eventcookie_t un_remove_event; /* remove event */ 340 0 stevel ddi_callback_id_t un_remove_cb_id; /* remove callback */ 341 0 stevel 342 0 stevel uint_t un_start_stop_cycle_page; /* Saves start/stop */ 343 0 stevel /* cycle page */ 344 0 stevel timeout_id_t un_dcvb_timeid; /* dlyd cv broadcast */ 345 0 stevel 346 0 stevel /* 347 0 stevel * Data structures for open counts, partition info, VTOC, 348 0 stevel * stats, and other such bookkeeping info. 349 0 stevel */ 350 0 stevel union ocmap un_ocmap; /* open partition map */ 351 0 stevel struct kstat *un_pstats[NSDMAP]; /* partition statistics */ 352 0 stevel struct kstat *un_stats; /* disk statistics */ 353 0 stevel kstat_t *un_errstats; /* for error statistics */ 354 433 gz161490 uint64_t un_exclopen; /* exclusive open bitmask */ 355 0 stevel ddi_devid_t un_devid; /* device id */ 356 0 stevel uint_t un_vpd_page_mask; /* Supported VPD pages */ 357 0 stevel 358 0 stevel /* 359 0 stevel * Bit fields for various configuration/state/status info. 360 0 stevel * Comments indicate the condition if the value of the 361 173 cth * variable is TRUE (nonzero). 362 0 stevel */ 363 0 stevel uint32_t 364 0 stevel un_f_arq_enabled :1, /* Auto request sense is */ 365 0 stevel /* currently enabled */ 366 0 stevel un_f_blockcount_is_valid :1, /* The un_blockcount */ 367 0 stevel /* value is currently valid */ 368 0 stevel un_f_tgt_blocksize_is_valid :1, /* The un_tgt_blocksize */ 369 0 stevel /* value is currently valid */ 370 0 stevel un_f_allow_bus_device_reset :1, /* Driver may issue a BDR as */ 371 0 stevel /* a part of error recovery. */ 372 0 stevel un_f_is_fibre :1, /* The device supports fibre */ 373 0 stevel /* channel */ 374 1415 cg149915 un_f_sync_cache_supported :1, /* sync cache cmd supported */ 375 789 ahrens /* supported */ 376 0 stevel un_f_format_in_progress :1, /* The device is currently */ 377 0 stevel /* executing a FORMAT cmd. */ 378 0 stevel un_f_opt_queueing :1, /* Enable Command Queuing to */ 379 0 stevel /* Host Adapter */ 380 0 stevel un_f_opt_fab_devid :1, /* Disk has no valid/unique */ 381 0 stevel /* serial number. */ 382 0 stevel un_f_opt_disable_cache :1, /* Read/Write disk cache is */ 383 0 stevel /* disabled. */ 384 0 stevel un_f_cfg_is_atapi :1, /* This is an ATAPI device. */ 385 789 ahrens un_f_write_cache_enabled :1, /* device return success on */ 386 789 ahrens /* writes before transfer to */ 387 789 ahrens /* physical media complete */ 388 0 stevel un_f_cfg_playmsf_bcd :1, /* Play Audio, BCD params. */ 389 0 stevel un_f_cfg_readsub_bcd :1, /* READ SUBCHANNEL BCD resp. */ 390 0 stevel un_f_cfg_read_toc_trk_bcd :1, /* track # is BCD */ 391 0 stevel un_f_cfg_read_toc_addr_bcd :1, /* address is BCD */ 392 0 stevel un_f_cfg_no_read_header :1, /* READ HEADER not supported */ 393 0 stevel un_f_cfg_read_cd_xd4 :1, /* READ CD opcode is 0xd4 */ 394 0 stevel un_f_mmc_cap :1, /* Device is MMC compliant */ 395 0 stevel un_f_mmc_writable_media :1, /* writable media in device */ 396 0 stevel un_f_dvdram_writable_device :1, /* DVDRAM device is writable */ 397 0 stevel un_f_cfg_cdda :1, /* READ CDDA supported */ 398 0 stevel un_f_cfg_tur_check :1, /* verify un_ncmds before tur */ 399 0 stevel 400 0 stevel un_f_use_adaptive_throttle :1, /* enable/disable adaptive */ 401 0 stevel /* throttling */ 402 0 stevel un_f_pm_is_enabled :1, /* PM is enabled on this */ 403 0 stevel /* instance */ 404 0 stevel un_f_watcht_stopped :1, /* media watch thread flag */ 405 0 stevel un_f_pkstats_enabled :1, /* Flag to determine if */ 406 0 stevel /* partition kstats are */ 407 0 stevel /* enabled. */ 408 0 stevel un_f_disksort_disabled :1, /* Flag to disable disksort */ 409 0 stevel un_f_lun_reset_enabled :1, /* Set if target supports */ 410 0 stevel /* SCSI Logical Unit Reset */ 411 0 stevel un_f_doorlock_supported :1, /* Device supports Doorlock */ 412 3525 shidokht un_f_start_stop_supported :1, /* device has motor */ 413 3525 shidokht un_f_reserved1 :1; 414 0 stevel 415 1415 cg149915 uint32_t 416 1415 cg149915 un_f_mboot_supported :1, /* mboot supported */ 417 1415 cg149915 un_f_is_hotpluggable :1, /* hotpluggable */ 418 1415 cg149915 un_f_has_removable_media :1, /* has removable media */ 419 1415 cg149915 un_f_non_devbsize_supported :1, /* non-512 blocksize */ 420 1415 cg149915 un_f_devid_supported :1, /* device ID supported */ 421 1415 cg149915 un_f_eject_media_supported :1, /* media can be ejected */ 422 1415 cg149915 un_f_chk_wp_open :1, /* check if write-protected */ 423 1415 cg149915 /* when being opened */ 424 1415 cg149915 un_f_descr_format_supported :1, /* support descriptor format */ 425 1415 cg149915 /* for sense data */ 426 1415 cg149915 un_f_check_start_stop :1, /* needs to check if */ 427 1415 cg149915 /* START-STOP command is */ 428 1415 cg149915 /* supported by hardware */ 429 1415 cg149915 /* before issuing it */ 430 1415 cg149915 un_f_monitor_media_state :1, /* need a watch thread to */ 431 1415 cg149915 /* monitor device state */ 432 1415 cg149915 un_f_attach_spinup :1, /* spin up once the */ 433 1415 cg149915 /* device is attached */ 434 1415 cg149915 un_f_log_sense_supported :1, /* support log sense */ 435 1415 cg149915 un_f_pm_supported :1, /* support power-management */ 436 1489 webaker un_f_cfg_is_lsi :1, /* Is LSI device, */ 437 1489 webaker /* default to NO */ 438 1489 webaker un_f_wcc_inprog :1, /* write cache change in */ 439 1489 webaker /* progress */ 440 3475 zk194757 un_f_ejecting :1, /* media is ejecting */ 441 5065 gz161490 un_f_suppress_cache_flush :1, /* supress flush on */ 442 5065 gz161490 /* write cache */ 443 5065 gz161490 un_f_sync_nv_supported :1, /* SYNC_NV */ 444 5065 gz161490 /* bit is supported */ 445 7355 Sheshadri un_f_sync_cache_required :1, /* flag to check if */ 446 7355 Sheshadri /* SYNC CACHE needs to be */ 447 7355 Sheshadri /* sent in sdclose */ 448 9066 Prasad un_f_devid_transport_defined :1, /* devid defined by transport */ 449 9889 Larry un_f_rmw_type :2, /* RMW type */ 450 10131 Jane un_f_power_condition_disabled :1, /* power condition disabled */ 451 10131 Jane /* through sd configuration */ 452 10131 Jane un_f_power_condition_supported :1, /* support power condition */ 453 10131 Jane /* field by hardware */ 454 10131 Jane un_f_pm_log_sense_smart :1, /* log sense support SMART */ 455 10131 Jane /* feature attribute */ 456 10320 Larry un_f_is_solid_state :1, /* has solid state media */ 457 10459 Artem un_f_mmc_gesn_polling :1, /* use GET EVENT STATUS */ 458 10459 Artem /* NOTIFICATION for polling */ 459 10459 Artem un_f_reserved :5; 460 0 stevel 461 0 stevel /* Ptr to table of strings for ASC/ASCQ error message printing */ 462 0 stevel struct scsi_asq_key_strings *un_additional_codes; 463 0 stevel 464 0 stevel /* 465 0 stevel * Power Management support. 466 0 stevel * 467 0 stevel * un_pm_mutex protects, un_pm_count, un_pm_timeid, un_pm_busy, 468 0 stevel * un_pm_busy_cv, and un_pm_idle_timeid. 469 0 stevel * It's not required that SD_MUTEX be acquired before acquiring 470 0 stevel * un_pm_mutex, however if they must both be held 471 0 stevel * then acquire SD_MUTEX first. 472 0 stevel * 473 0 stevel * un_pm_count is used to indicate PM state as follows: 474 0 stevel * less than 0 the device is powered down, 475 0 stevel * transition from 0 ==> 1, mark the device as busy via DDI 476 0 stevel * transition from 1 ==> 0, mark the device as idle via DDI 477 0 stevel */ 478 0 stevel kmutex_t un_pm_mutex; 479 0 stevel int un_pm_count; /* indicates pm state */ 480 0 stevel timeout_id_t un_pm_timeid; /* timeout id for pm */ 481 0 stevel uint_t un_pm_busy; 482 0 stevel kcondvar_t un_pm_busy_cv; 483 0 stevel short un_power_level; /* Power Level */ 484 0 stevel uchar_t un_save_state; 485 0 stevel kcondvar_t un_suspend_cv; /* power management */ 486 0 stevel kcondvar_t un_disk_busy_cv; /* wait for IO completion */ 487 0 stevel 488 0 stevel /* Resources used for media change callback support */ 489 0 stevel kcondvar_t un_state_cv; /* Cond Var on mediastate */ 490 0 stevel enum dkio_state un_mediastate; /* current media state */ 491 0 stevel enum dkio_state un_specified_mediastate; /* expected state */ 492 0 stevel opaque_t un_swr_token; /* scsi_watch request token */ 493 0 stevel 494 0 stevel /* Non-512 byte block support */ 495 0 stevel struct kmem_cache *un_wm_cache; /* fast alloc in non-512 write case */ 496 0 stevel uint_t un_rmw_count; /* count of read-modify-writes */ 497 0 stevel struct sd_w_map *un_wm; /* head of sd_w_map chain */ 498 9889 Larry uint64_t un_rmw_incre_count; /* count I/O */ 499 9889 Larry timeout_id_t un_rmw_msg_timeid; /* for RMW message control */ 500 0 stevel 501 0 stevel /* For timeout callback to issue a START STOP UNIT command */ 502 0 stevel timeout_id_t un_startstop_timeid; 503 0 stevel 504 0 stevel /* Timeout callback handle for SD_PATH_DIRECT_PRIORITY cmd restarts */ 505 0 stevel timeout_id_t un_direct_priority_timeid; 506 0 stevel 507 0 stevel /* TRAN_FATAL_ERROR count. Cleared by TRAN_ACCEPT from scsi_transport */ 508 0 stevel ulong_t un_tran_fatal_count; 509 0 stevel 510 0 stevel timeout_id_t un_retry_timeid; 511 0 stevel 512 0 stevel time_t un_pm_idle_time; 513 0 stevel timeout_id_t un_pm_idle_timeid; 514 0 stevel 515 0 stevel /* 516 0 stevel * Count to determine if a Sonoma controller is in the process of 517 0 stevel * failing over, and how many I/O's are failed with the 05/94/01 518 0 stevel * sense code. 519 0 stevel */ 520 0 stevel uint_t un_sonoma_failure_count; 521 0 stevel 522 0 stevel /* 523 0 stevel * Support for failfast operation. 524 0 stevel */ 525 0 stevel struct buf *un_failfast_bp; 526 0 stevel struct buf *un_failfast_headp; 527 0 stevel struct buf *un_failfast_tailp; 528 0 stevel uint32_t un_failfast_state; 529 0 stevel /* Callback routine active counter */ 530 0 stevel short un_in_callback; 531 0 stevel 532 1489 webaker kcondvar_t un_wcc_cv; /* synchronize changes to */ 533 1489 webaker /* un_f_write_cache_enabled */ 534 313 ts143224 535 0 stevel #ifdef SD_FAULT_INJECTION 536 0 stevel /* SD Fault Injection */ 537 0 stevel #define SD_FI_MAX_BUF 65536 538 0 stevel #define SD_FI_MAX_ERROR 1024 539 0 stevel kmutex_t un_fi_mutex; 540 0 stevel uint_t sd_fi_buf_len; 541 0 stevel char sd_fi_log[SD_FI_MAX_BUF]; 542 0 stevel struct sd_fi_pkt *sd_fi_fifo_pkt[SD_FI_MAX_ERROR]; 543 0 stevel struct sd_fi_xb *sd_fi_fifo_xb[SD_FI_MAX_ERROR]; 544 0 stevel struct sd_fi_un *sd_fi_fifo_un[SD_FI_MAX_ERROR]; 545 0 stevel struct sd_fi_arq *sd_fi_fifo_arq[SD_FI_MAX_ERROR]; 546 0 stevel uint_t sd_fi_fifo_start; 547 0 stevel uint_t sd_fi_fifo_end; 548 0 stevel uint_t sd_injection_mask; 549 3525 shidokht 550 0 stevel #endif 551 0 stevel 552 3525 shidokht cmlb_handle_t un_cmlbhandle; 553 7570 David 554 7570 David /* 555 7570 David * Pointer to internal struct sd_fm_internal in which 556 7570 David * will pass necessary information for FMA ereport posting. 557 7570 David */ 558 7570 David void *un_fm_private; 559 0 stevel }; 560 0 stevel 561 3525 shidokht #define SD_IS_VALID_LABEL(un) (cmlb_is_valid(un->un_cmlbhandle)) 562 0 stevel 563 0 stevel /* 564 0 stevel * Macros for conversions between "target" and "system" block sizes, and 565 0 stevel * for conversion between block counts and byte counts. As used here, 566 0 stevel * "system" block size refers to the block size used by the kernel/ 567 0 stevel * filesystem (this includes the disk label). The "target" block size 568 173 cth * is the block size returned by the SCSI READ CAPACITY command. 569 0 stevel * 570 0 stevel * Note: These macros will round up to the next largest blocksize to accomodate 571 0 stevel * the number of blocks specified. 572 0 stevel */ 573 0 stevel 574 0 stevel /* Convert a byte count to a number of target blocks */ 575 0 stevel #define SD_BYTES2TGTBLOCKS(un, bytecount) \ 576 0 stevel ((bytecount + (un->un_tgt_blocksize - 1))/un->un_tgt_blocksize) 577 0 stevel 578 0 stevel /* Convert a target block count to a number of bytes */ 579 0 stevel #define SD_TGTBLOCKS2BYTES(un, blockcount) \ 580 0 stevel (blockcount * (un)->un_tgt_blocksize) 581 0 stevel 582 0 stevel /* Convert a byte count to a number of system blocks */ 583 9889 Larry #define SD_BYTES2SYSBLOCKS(bytecount) \ 584 9889 Larry ((bytecount + (DEV_BSIZE - 1))/DEV_BSIZE) 585 0 stevel 586 0 stevel /* Convert a system block count to a number of bytes */ 587 9889 Larry #define SD_SYSBLOCKS2BYTES(blockcount) \ 588 9889 Larry (blockcount * DEV_BSIZE) 589 0 stevel 590 0 stevel /* 591 0 stevel * Calculate the number of bytes needed to hold the requested number of bytes 592 0 stevel * based upon the native target sector/block size 593 0 stevel */ 594 0 stevel #define SD_REQBYTES2TGTBYTES(un, bytecount) \ 595 0 stevel (SD_BYTES2TGTBLOCKS(un, bytecount) * (un)->un_tgt_blocksize) 596 0 stevel 597 0 stevel /* 598 0 stevel * Calculate the byte offset from the beginning of the target block 599 0 stevel * to the system block location. 600 0 stevel */ 601 0 stevel #define SD_TGTBYTEOFFSET(un, sysblk, tgtblk) \ 602 9889 Larry (SD_SYSBLOCKS2BYTES(sysblk) - SD_TGTBLOCKS2BYTES(un, tgtblk)) 603 0 stevel 604 0 stevel /* 605 0 stevel * Calculate the target block location from the system block location 606 0 stevel */ 607 0 stevel #define SD_SYS2TGTBLOCK(un, blockcnt) \ 608 9889 Larry (blockcnt / ((un)->un_tgt_blocksize / DEV_BSIZE)) 609 9889 Larry 610 9889 Larry /* 611 9889 Larry * Calculate the target block location from the system block location 612 9889 Larry */ 613 9889 Larry #define SD_TGT2SYSBLOCK(un, blockcnt) \ 614 9889 Larry (blockcnt * ((un)->un_tgt_blocksize / DEV_BSIZE)) 615 0 stevel 616 0 stevel /* 617 0 stevel * SD_DEFAULT_MAX_XFER_SIZE is the default value to bound the max xfer 618 0 stevel * for physio, for devices without tagged queuing enabled. 619 0 stevel * The default for devices with tagged queuing enabled is SD_MAX_XFER_SIZE 620 0 stevel */ 621 0 stevel #if defined(__i386) || defined(__amd64) 622 0 stevel #define SD_DEFAULT_MAX_XFER_SIZE (256 * 1024) 623 0 stevel #endif 624 0 stevel #define SD_MAX_XFER_SIZE (1024 * 1024) 625 0 stevel 626 0 stevel /* 627 0 stevel * Warlock annotations 628 0 stevel */ 629 0 stevel _NOTE(MUTEX_PROTECTS_DATA(scsi_device::sd_mutex, sd_lun)) 630 0 stevel _NOTE(READ_ONLY_DATA(sd_lun::un_sd)) 631 0 stevel _NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_reservation_type)) 632 609 bg159949 _NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_mincdb)) 633 609 bg159949 _NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_maxcdb)) 634 2003 lh195018 _NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_max_hba_cdb)) 635 609 bg159949 _NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_status_len)) 636 0 stevel _NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_f_arq_enabled)) 637 0 stevel _NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_ctype)) 638 3525 shidokht _NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_cmlbhandle)) 639 8086 Xiao _NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_fm_private)) 640 3525 shidokht 641 0 stevel 642 0 stevel _NOTE(SCHEME_PROTECTS_DATA("safe sharing", 643 0 stevel sd_lun::un_mhd_token 644 0 stevel sd_lun::un_state 645 0 stevel sd_lun::un_tagflags 646 0 stevel sd_lun::un_f_format_in_progress 647 0 stevel sd_lun::un_resvd_timeid 648 0 stevel sd_lun::un_reset_throttle_timeid 649 0 stevel sd_lun::un_startstop_timeid 650 0 stevel sd_lun::un_dcvb_timeid 651 0 stevel sd_lun::un_f_allow_bus_device_reset 652 0 stevel sd_lun::un_sys_blocksize 653 7570 David sd_lun::un_tgt_blocksize 654 7570 David sd_lun::un_additional_codes)) 655 0 stevel 656 0 stevel _NOTE(SCHEME_PROTECTS_DATA("stable data", 657 0 stevel sd_lun::un_reserve_release_time 658 0 stevel sd_lun::un_max_xfer_size 659 5595 lh195018 sd_lun::un_partial_dma_supported 660 8551 Peng sd_lun::un_buf_breakup_supported 661 0 stevel sd_lun::un_f_is_fibre 662 0 stevel sd_lun::un_node_type 663 0 stevel sd_lun::un_buf_chain_type 664 0 stevel sd_lun::un_uscsi_chain_type 665 0 stevel sd_lun::un_direct_chain_type 666 0 stevel sd_lun::un_priority_chain_type 667 7079 yl194034 sd_lun::un_xbuf_attr 668 7079 yl194034 sd_lun::un_cmd_timeout 669 7079 yl194034 sd_lun::un_pkt_flags)) 670 0 stevel 671 0 stevel _NOTE(SCHEME_PROTECTS_DATA("Unshared data", 672 0 stevel block_descriptor 673 0 stevel buf 674 0 stevel cdrom_subchnl 675 0 stevel cdrom_tocentry 676 0 stevel cdrom_tochdr 677 0 stevel cdrom_read 678 0 stevel dk_cinfo 679 0 stevel dk_devid 680 0 stevel dk_label 681 0 stevel dk_map 682 0 stevel dk_temperature 683 0 stevel mhioc_inkeys 684 0 stevel mhioc_inresvs 685 1886 cg149915 mode_caching 686 0 stevel mode_header 687 0 stevel mode_speed 688 0 stevel scsi_cdb 689 0 stevel scsi_arq_status 690 0 stevel scsi_extended_sense 691 0 stevel scsi_inquiry 692 0 stevel scsi_pkt 693 0 stevel uio 694 0 stevel uscsi_cmd)) 695 0 stevel 696 0 stevel 697 0 stevel _NOTE(SCHEME_PROTECTS_DATA("stable data", scsi_device dk_cinfo)) 698 0 stevel _NOTE(SCHEME_PROTECTS_DATA("unique per pkt", scsi_status scsi_cdb)) 699 0 stevel 700 0 stevel _NOTE(MUTEX_PROTECTS_DATA(sd_lun::un_pm_mutex, sd_lun::un_pm_count 701 0 stevel sd_lun::un_pm_timeid sd_lun::un_pm_busy sd_lun::un_pm_busy_cv 702 0 stevel sd_lun::un_pm_idle_timeid)) 703 0 stevel 704 0 stevel #ifdef SD_FAULT_INJECTION 705 0 stevel _NOTE(MUTEX_PROTECTS_DATA(sd_lun::un_fi_mutex, 706 0 stevel sd_lun::sd_fi_buf_len sd_lun::sd_fi_log)) 707 0 stevel #endif 708 0 stevel 709 0 stevel /* _NOTE(LOCK_ORDER(sd_lun::un_sd.sd_mutex sd_lun::un_pm_mutex)) */ 710 0 stevel 711 0 stevel 712 0 stevel 713 0 stevel /* 714 0 stevel * Referenced for frequently-accessed members of the unit structure 715 0 stevel */ 716 0 stevel #define SD_SCSI_DEVP(un) ((un)->un_sd) 717 0 stevel #define SD_DEVINFO(un) ((un)->un_sd->sd_dev) 718 0 stevel #define SD_INQUIRY(un) ((un)->un_sd->sd_inq) 719 0 stevel #define SD_MUTEX(un) (&((un)->un_sd->sd_mutex)) 720 0 stevel #define SD_ADDRESS(un) (&((un)->un_sd->sd_address)) 721 0 stevel #define SD_GET_DEV(un) (sd_make_device(SD_DEVINFO(un))) 722 8086 Xiao #define SD_FM_LOG(un) (((struct sd_fm_internal *)\ 723 8086 Xiao ((un)->un_fm_private))->fm_log_level) 724 0 stevel 725 0 stevel 726 0 stevel /* 727 0 stevel * Values for un_ctype 728 0 stevel */ 729 0 stevel #define CTYPE_CDROM 0 730 0 stevel #define CTYPE_MD21 1 /* Obsolete! */ 731 0 stevel #define CTYPE_CCS 2 732 0 stevel #define CTYPE_ROD 3 733 0 stevel #define CTYPE_PXRE 4 /* Obsolete! */ 734 0 stevel 735 0 stevel #define ISCD(un) ((un)->un_ctype == CTYPE_CDROM) 736 0 stevel #define ISROD(un) ((un)->un_ctype == CTYPE_ROD) 737 0 stevel #define ISPXRE(un) ((un)->un_ctype == CTYPE_PXRE) 738 0 stevel 739 0 stevel /* 740 0 stevel * This macro checks the vendor of the device to see if it is LSI. Because 741 0 stevel * LSI has some devices out there that return 'Symbios' or 'SYMBIOS', we 742 0 stevel * need to check for those also. 743 0 stevel * 744 0 stevel * This is used in some vendor specific checks. 745 0 stevel */ 746 313 ts143224 #define SD_IS_LSI(un) ((un)->un_f_cfg_is_lsi == TRUE) 747 0 stevel 748 0 stevel /* 749 0 stevel * Macros to check if the lun is a Sun T3 or a T4 750 0 stevel */ 751 0 stevel #define SD_IS_T3(un) \ 752 0 stevel ((bcmp(SD_INQUIRY(un)->inq_vid, "SUN", 3) == 0) && \ 753 0 stevel (bcmp(SD_INQUIRY(un)->inq_pid, "T3", 2) == 0)) 754 0 stevel 755 0 stevel #define SD_IS_T4(un) \ 756 0 stevel ((bcmp(SD_INQUIRY(un)->inq_vid, "SUN", 3) == 0) && \ 757 0 stevel (bcmp(SD_INQUIRY(un)->inq_pid, "T4", 2) == 0)) 758 0 stevel 759 0 stevel /* 760 0 stevel * Macros for non-512 byte writes to removable devices. 761 0 stevel */ 762 0 stevel #define NOT_DEVBSIZE(un) \ 763 1415 cg149915 ((un)->un_tgt_blocksize != (un)->un_sys_blocksize) 764 0 stevel 765 0 stevel /* 766 0 stevel * Check that a write map, used for locking lba ranges for writes, is in 767 0 stevel * the linked list. 768 0 stevel */ 769 0 stevel #define ONLIST(un, wmp) \ 770 0 stevel (((un)->un_wm == (wmp)) || ((wmp)->wm_prev != NULL)) 771 0 stevel 772 0 stevel /* 773 0 stevel * Free a write map which is on list. Basically make sure that nobody is 774 0 stevel * sleeping on it before freeing it. 775 0 stevel */ 776 0 stevel #define FREE_ONLIST_WMAP(un, wmp) \ 777 0 stevel if (!(wmp)->wm_wanted_count) { \ 778 0 stevel sd_free_inlist_wmap((un), (wmp)); \ 779 0 stevel (wmp) = NULL; \ 780 0 stevel } 781 0 stevel 782 0 stevel #define CHK_N_FREEWMP(un, wmp) \ 783 0 stevel if (!ONLIST((un), (wmp))) { \ 784 0 stevel kmem_cache_free((un)->un_wm_cache, (wmp)); \ 785 0 stevel (wmp) = NULL; \ 786 0 stevel } else { \ 787 0 stevel FREE_ONLIST_WMAP((un), (wmp)); \ 788 0 stevel } 789 0 stevel 790 0 stevel /* 791 0 stevel * Values used to in wm_flags field of sd_w_map. 792 0 stevel */ 793 0 stevel #define SD_WTYPE_SIMPLE 0x001 /* Write aligned at blksize boundary */ 794 0 stevel #define SD_WTYPE_RMW 0x002 /* Write requires read-modify-write */ 795 0 stevel #define SD_WM_BUSY 0x100 /* write-map is busy */ 796 0 stevel 797 9889 Larry /* 798 9889 Larry * RMW type 799 9889 Larry */ 800 9889 Larry #define SD_RMW_TYPE_DEFAULT 0 /* do rmw with warning message */ 801 9889 Larry #define SD_RMW_TYPE_NO_WARNING 1 /* do rmw without warning message */ 802 9889 Larry #define SD_RMW_TYPE_RETURN_ERROR 2 /* rmw disabled */ 803 0 stevel 804 0 stevel /* Device error kstats */ 805 0 stevel struct sd_errstats { 806 0 stevel struct kstat_named sd_softerrs; 807 0 stevel struct kstat_named sd_harderrs; 808 0 stevel struct kstat_named sd_transerrs; 809 0 stevel struct kstat_named sd_vid; 810 0 stevel struct kstat_named sd_pid; 811 0 stevel struct kstat_named sd_revision; 812 0 stevel struct kstat_named sd_serial; 813 0 stevel struct kstat_named sd_capacity; 814 0 stevel struct kstat_named sd_rq_media_err; 815 0 stevel struct kstat_named sd_rq_ntrdy_err; 816 0 stevel struct kstat_named sd_rq_nodev_err; 817 0 stevel struct kstat_named sd_rq_recov_err; 818 0 stevel struct kstat_named sd_rq_illrq_err; 819 0 stevel struct kstat_named sd_rq_pfa_err; 820 0 stevel }; 821 0 stevel 822 0 stevel 823 0 stevel /* 824 0 stevel * Structs and definitions for SCSI-3 Persistent Reservation 825 0 stevel */ 826 0 stevel typedef struct sd_prin_readkeys { 827 0 stevel uint32_t generation; 828 0 stevel uint32_t len; 829 0 stevel mhioc_resv_key_t *keylist; 830 0 stevel } sd_prin_readkeys_t; 831 0 stevel 832 0 stevel typedef struct sd_readresv_desc { 833 0 stevel mhioc_resv_key_t resvkey; 834 0 stevel uint32_t scope_specific_addr; 835 0 stevel uint8_t reserved_1; 836 0 stevel #if defined(_BIT_FIELDS_LTOH) 837 0 stevel uint8_t type:4, 838 0 stevel scope:4; 839 0 stevel #elif defined(_BIT_FIELDS_HTOL) 840 0 stevel uint8_t scope:4, 841 0 stevel type:4; 842 0 stevel #else 843 0 stevel #error One of _BIT_FIELDS_LTOH or _BIT_FIELDS_HTOL must be defined 844 0 stevel #endif /* _BIT_FIELDS_LTOH */ 845 0 stevel uint8_t reserved_2; 846 0 stevel uint8_t reserved_3; 847 0 stevel } sd_readresv_desc_t; 848 0 stevel 849 0 stevel typedef struct sd_prin_readresv { 850 0 stevel uint32_t generation; 851 0 stevel uint32_t len; 852 0 stevel sd_readresv_desc_t *readresv_desc; 853 0 stevel } sd_prin_readresv_t; 854 0 stevel 855 0 stevel typedef struct sd_prout { 856 0 stevel uchar_t res_key[MHIOC_RESV_KEY_SIZE]; 857 0 stevel uchar_t service_key[MHIOC_RESV_KEY_SIZE]; 858 0 stevel uint32_t scope_address; 859 0 stevel #if defined(_BIT_FIELDS_LTOH) 860 0 stevel uchar_t aptpl:1, 861 0 stevel reserved:7; 862 0 stevel #elif defined(_BIT_FIELDS_HTOL) 863 0 stevel uchar_t reserved:7, 864 0 stevel aptpl:1; 865 0 stevel #else 866 0 stevel #error One of _BIT_FIELDS_LTOH or _BIT_FIELDS_HTOL must be defined 867 0 stevel #endif /* _BIT_FIELDS_LTOH */ 868 0 stevel uchar_t reserved_1; 869 0 stevel uint16_t ext_len; 870 0 stevel } sd_prout_t; 871 0 stevel 872 0 stevel #define SD_READ_KEYS 0x00 873 0 stevel #define SD_READ_RESV 0x01 874 0 stevel 875 0 stevel #define SD_SCSI3_REGISTER 0x00 876 0 stevel #define SD_SCSI3_RESERVE 0x01 877 0 stevel #define SD_SCSI3_RELEASE 0x02 878 0 stevel #define SD_SCSI3_PREEMPTANDABORT 0x05 879 0 stevel #define SD_SCSI3_REGISTERANDIGNOREKEY 0x06 880 0 stevel 881 0 stevel /* 882 0 stevel * Note: The default init of un_reservation_type is to the value of '0' 883 0 stevel * (from the ddi_softs_state_zalloc) which means it is defaulting to SCSI-3 884 0 stevel * reservation type. This is ok because during attach we use a SCSI-3 885 0 stevel * PRIORITY RESERVE IN command to determine the reservation type, and set 886 0 stevel * un_reservation_type for all cases. 887 0 stevel */ 888 0 stevel #define SD_SCSI3_RESERVATION 0x0 889 0 stevel #define SD_SCSI2_RESERVATION 0x1 890 0 stevel #define SCSI3_RESV_DESC_LEN 16 891 0 stevel 892 0 stevel /* 893 0 stevel * Reservation Status's 894 0 stevel */ 895 0 stevel #define SD_RELEASE 0x0000 896 0 stevel #define SD_RESERVE 0x0001 897 0 stevel #define SD_TKOWN 0x0002 898 0 stevel #define SD_LOST_RESERVE 0x0004 899 0 stevel #define SD_FAILFAST 0x0080 900 0 stevel #define SD_WANT_RESERVE 0x0100 901 0 stevel #define SD_RESERVATION_CONFLICT 0x0200 902 0 stevel #define SD_PRIORITY_RESERVE 0x0400 903 0 stevel 904 0 stevel #define SD_TARGET_IS_UNRESERVED 0 905 0 stevel #define SD_TARGET_IS_RESERVED 1 906 0 stevel 907 0 stevel /* 908 0 stevel * Save page in mode_select 909 0 stevel */ 910 0 stevel #define SD_DONTSAVE_PAGE 0 911 0 stevel #define SD_SAVE_PAGE 1 912 0 stevel 913 0 stevel /* 914 0 stevel * Delay before reclaiming reservation is 6 seconds, in units of micro seconds 915 0 stevel */ 916 0 stevel #define SD_REINSTATE_RESV_DELAY 6000000 917 0 stevel 918 0 stevel #define SD_MODE2_BLKSIZE 2336 /* bytes */ 919 0 stevel 920 0 stevel /* 921 0 stevel * Resource type definitions for multi host control operations. Specifically, 922 0 stevel * queue and request definitions for reservation request handling between the 923 0 stevel * scsi facility callback function (sd_mhd_watch_cb) and the reservation 924 0 stevel * reclaim thread (sd_resv_reclaim_thread) 925 0 stevel */ 926 0 stevel struct sd_thr_request { 927 0 stevel dev_t dev; 928 0 stevel struct sd_thr_request *sd_thr_req_next; 929 0 stevel }; 930 0 stevel 931 0 stevel struct sd_resv_reclaim_request { 932 0 stevel kthread_t *srq_resv_reclaim_thread; 933 0 stevel struct sd_thr_request *srq_thr_req_head; 934 0 stevel struct sd_thr_request *srq_thr_cur_req; 935 0 stevel kcondvar_t srq_inprocess_cv; 936 0 stevel kmutex_t srq_resv_reclaim_mutex; 937 0 stevel kcondvar_t srq_resv_reclaim_cv; 938 0 stevel }; 939 0 stevel 940 0 stevel _NOTE(MUTEX_PROTECTS_DATA(sd_resv_reclaim_request::srq_resv_reclaim_mutex, 941 0 stevel sd_resv_reclaim_request)) 942 0 stevel _NOTE(SCHEME_PROTECTS_DATA("unshared data", sd_thr_request)) 943 0 stevel _NOTE(SCHEME_PROTECTS_DATA("Unshared data", sd_prout)) 944 0 stevel 945 0 stevel 946 0 stevel 947 0 stevel /* 948 0 stevel * Driver Logging Components 949 0 stevel * 950 0 stevel * These components cover the functional entry points and areas of the 951 0 stevel * driver. A component value is used for the entry point and utility 952 0 stevel * functions used by the entry point. The common component value is used 953 0 stevel * in those routines that are called from many areas of the driver. 954 0 stevel * 955 0 stevel * This can be done by adding the following two lines to /etc/system: 956 0 stevel * set sd:sd_component_mask=0x00080000 957 0 stevel * set sd:sd_level_mask=0x00000008 958 0 stevel */ 959 0 stevel #define SD_LOG_PROBE 0x00000001 960 0 stevel #define SD_LOG_ATTACH_DETACH 0x00000002 961 0 stevel #define SD_LOG_OPEN_CLOSE 0x00000004 962 0 stevel #define SD_LOG_READ_WRITE 0x00000008 963 0 stevel #define SD_LOG_POWER 0x00000010 964 0 stevel #define SD_LOG_IOCTL 0x00000020 965 0 stevel #define SD_LOG_IOCTL_MHD 0x00000040 966 0 stevel #define SD_LOG_IOCTL_RMMEDIA 0x00000080 967 0 stevel #define SD_LOG_IOCTL_DKIO 0x00000100 968 0 stevel #define SD_LOG_IO 0x00000200 969 0 stevel #define SD_LOG_IO_CORE 0x00000400 970 0 stevel #define SD_LOG_IO_DISKSORT 0x00000800 971 0 stevel #define SD_LOG_IO_PARTITION 0x00001000 972 0 stevel #define SD_LOG_IO_RMMEDIA 0x00002000 973 0 stevel #define SD_LOG_IO_CHKSUM 0x00004000 974 0 stevel #define SD_LOG_IO_SDIOCTL 0x00008000 975 0 stevel #define SD_LOG_IO_PM 0x00010000 976 0 stevel #define SD_LOG_ERROR 0x00020000 977 0 stevel #define SD_LOG_DUMP 0x00040000 978 0 stevel #define SD_LOG_COMMON 0x00080000 979 0 stevel #define SD_LOG_SDTEST 0x00100000 980 0 stevel #define SD_LOG_IOERR 0x00200000 981 0 stevel #define SD_LOG_IO_FAILFAST 0x00400000 982 0 stevel 983 0 stevel /* Driver Logging Levels */ 984 0 stevel #define SD_LOGMASK_ERROR 0x00000001 985 0 stevel #define SD_LOGMASK_DUMP_MEM 0x00000002 986 0 stevel #define SD_LOGMASK_INFO 0x00000004 987 0 stevel #define SD_LOGMASK_TRACE 0x00000008 988 0 stevel #define SD_LOGMASK_DIAG 0x00000010 989 0 stevel 990 0 stevel /* Driver Logging Formats */ 991 0 stevel #define SD_LOG_HEX 0x00000001 992 0 stevel #define SD_LOG_CHAR 0x00000002 993 0 stevel 994 0 stevel /* 995 0 stevel * The following macros should be used to log driver debug information 996 0 stevel * only. The output is filtered according to the component and level mask 997 0 stevel * values. Non-debug information, such as driver warnings intended for 998 0 stevel * the user should be logged via the scsi_log facility to ensure that 999 0 stevel * they are not filtered. 1000 0 stevel */ 1001 0 stevel #if DEBUG || lint 1002 0 stevel #define SDDEBUG 1003 0 stevel 1004 0 stevel /* SD_ERROR is called to log driver error conditions */ 1005 0 stevel #define SD_ERROR sd_log_err 1006 0 stevel 1007 0 stevel /* SD_TRACE is called to log driver trace conditions (function entry/exit) */ 1008 0 stevel #define SD_TRACE sd_log_trace 1009 0 stevel 1010 0 stevel /* SD_INFO is called to log general purpose driver info */ 1011 0 stevel #define SD_INFO sd_log_info 1012 0 stevel 1013 0 stevel /* SD_DUMP_MEMORY is called to dump a data buffer to the log */ 1014 0 stevel #define SD_DUMP_MEMORY sd_dump_memory 1015 0 stevel 1016 0 stevel /* RESET/ABORTS testing ioctls */ 1017 0 stevel #define DKIOCRESET (DKIOC|14) 1018 0 stevel #define DKIOCABORT (DKIOC|15) 1019 0 stevel 1020 0 stevel #ifdef SD_FAULT_INJECTION 1021 0 stevel /* 1022 173 cth * sd_fi_pkt replicates the variables that are exposed through pkt 1023 0 stevel * 1024 173 cth * sd_fi_xb replicates the variables that are exposed through xb 1025 0 stevel * 1026 173 cth * sd_fi_un replicates the variables that are exposed through un 1027 0 stevel * 1028 173 cth * sd_fi_arq replicates the variables that are 1029 0 stevel * exposed for Auto-Reqeust-Sense 1030 0 stevel * 1031 0 stevel */ 1032 0 stevel struct sd_fi_pkt { 1033 0 stevel uint_t pkt_flags; /* flags */ 1034 0 stevel uchar_t pkt_scbp; /* pointer to status block */ 1035 0 stevel uchar_t pkt_cdbp; /* pointer to command block */ 1036 0 stevel uint_t pkt_state; /* state of command */ 1037 0 stevel uint_t pkt_statistics; /* statistics */ 1038 0 stevel uchar_t pkt_reason; /* reason completion called */ 1039 0 stevel }; 1040 0 stevel 1041 0 stevel struct sd_fi_xb { 1042 0 stevel daddr_t xb_blkno; 1043 0 stevel ssize_t xb_dma_resid; 1044 0 stevel short xb_retry_count; 1045 0 stevel short xb_victim_retry_count; 1046 0 stevel uchar_t xb_sense_status; 1047 0 stevel uint_t xb_sense_state; 1048 0 stevel ssize_t xb_sense_resid; 1049 0 stevel uchar_t xb_sense_data[SENSE_LENGTH]; 1050 0 stevel uchar_t es_code; 1051 0 stevel uchar_t es_key; 1052 0 stevel uchar_t es_add_code; 1053 0 stevel uchar_t es_qual_code; 1054 0 stevel }; 1055 0 stevel 1056 0 stevel struct sd_fi_un { 1057 0 stevel uchar_t inq_rmb; 1058 0 stevel uchar_t un_ctype; 1059 0 stevel uint_t un_notready_retry_count; 1060 0 stevel uint_t un_reset_retry_count; 1061 0 stevel uchar_t un_reservation_type; 1062 0 stevel ushort_t un_notrdy_delay; 1063 0 stevel short un_resvd_status; 1064 0 stevel uint32_t 1065 0 stevel un_f_arq_enabled, 1066 0 stevel un_f_allow_bus_device_reset, 1067 0 stevel un_f_opt_queueing; 1068 0 stevel timeout_id_t un_restart_timeid; 1069 0 stevel }; 1070 0 stevel 1071 0 stevel struct sd_fi_arq { 1072 0 stevel struct scsi_status sts_status; 1073 0 stevel struct scsi_status sts_rqpkt_status; 1074 0 stevel uchar_t sts_rqpkt_reason; 1075 0 stevel uchar_t sts_rqpkt_resid; 1076 0 stevel uint_t sts_rqpkt_state; 1077 0 stevel uint_t sts_rqpkt_statistics; 1078 0 stevel struct scsi_extended_sense sts_sensedata; 1079 0 stevel }; 1080 0 stevel 1081 7570 David /* 1082 7570 David * Conditional set def 1083 7570 David */ 1084 7570 David #define SD_CONDSET(a, b, c, d) \ 1085 7570 David { \ 1086 7570 David a->c = ((fi_ ## b)->c); \ 1087 7570 David SD_INFO(SD_LOG_IOERR, un, \ 1088 7570 David "sd_fault_injection:" \ 1089 7570 David "setting %s to %d\n", \ 1090 7570 David d, ((fi_ ## b)->c)); \ 1091 7570 David } 1092 0 stevel 1093 0 stevel /* SD FaultInjection ioctls */ 1094 0 stevel #define SDIOC ('T'<<8) 1095 0 stevel #define SDIOCSTART (SDIOC|1) 1096 0 stevel #define SDIOCSTOP (SDIOC|2) 1097 0 stevel #define SDIOCINSERTPKT (SDIOC|3) 1098 0 stevel #define SDIOCINSERTXB (SDIOC|4) 1099 0 stevel #define SDIOCINSERTUN (SDIOC|5) 1100 0 stevel #define SDIOCINSERTARQ (SDIOC|6) 1101 0 stevel #define SDIOCPUSH (SDIOC|7) 1102 0 stevel #define SDIOCRETRIEVE (SDIOC|8) 1103 0 stevel #define SDIOCRUN (SDIOC|9) 1104 0 stevel #endif 1105 0 stevel 1106 0 stevel #else 1107 0 stevel 1108 0 stevel #undef SDDEBUG 1109 0 stevel #define SD_ERROR { if (0) sd_log_err; } 1110 0 stevel #define SD_TRACE { if (0) sd_log_trace; } 1111 0 stevel #define SD_INFO { if (0) sd_log_info; } 1112 0 stevel #define SD_DUMP_MEMORY { if (0) sd_dump_memory; } 1113 0 stevel #endif 1114 0 stevel 1115 0 stevel 1116 0 stevel /* 1117 0 stevel * Miscellaneous macros 1118 0 stevel */ 1119 0 stevel 1120 0 stevel #define SD_USECTOHZ(x) (drv_usectohz((x)*1000000)) 1121 0 stevel #define SD_GET_PKT_STATUS(pktp) ((*(pktp)->pkt_scbp) & STATUS_MASK) 1122 0 stevel 1123 0 stevel #define SD_BIOERROR(bp, errcode) \ 1124 0 stevel if ((bp)->b_resid == 0) { \ 1125 0 stevel (bp)->b_resid = (bp)->b_bcount; \ 1126 0 stevel } \ 1127 0 stevel if ((bp)->b_error == 0) { \ 1128 0 stevel bioerror(bp, errcode); \ 1129 0 stevel } \ 1130 2003 lh195018 (bp)->b_flags |= B_ERROR; 1131 0 stevel 1132 159 jongkis #define SD_FILL_SCSI1_LUN_CDB(lunp, cdbp) \ 1133 159 jongkis if (! (lunp)->un_f_is_fibre && \ 1134 159 jongkis SD_INQUIRY((lunp))->inq_ansi == 0x01) { \ 1135 159 jongkis int _lun = ddi_prop_get_int(DDI_DEV_T_ANY, \ 1136 159 jongkis SD_DEVINFO((lunp)), DDI_PROP_DONTPASS, \ 1137 159 jongkis SCSI_ADDR_PROP_LUN, 0); \ 1138 159 jongkis if (_lun > 0) { \ 1139 159 jongkis (cdbp)->scc_lun = _lun; \ 1140 159 jongkis } \ 1141 0 stevel } 1142 159 jongkis 1143 159 jongkis #define SD_FILL_SCSI1_LUN(lunp, pktp) \ 1144 159 jongkis SD_FILL_SCSI1_LUN_CDB((lunp), (union scsi_cdb *)(pktp)->pkt_cdbp) 1145 0 stevel 1146 0 stevel /* 1147 0 stevel * Disk driver states 1148 0 stevel */ 1149 0 stevel 1150 0 stevel #define SD_STATE_NORMAL 0 1151 0 stevel #define SD_STATE_OFFLINE 1 1152 0 stevel #define SD_STATE_RWAIT 2 1153 0 stevel #define SD_STATE_DUMPING 3 1154 0 stevel #define SD_STATE_SUSPENDED 4 1155 0 stevel #define SD_STATE_PM_CHANGING 5 1156 0 stevel 1157 0 stevel /* 1158 0 stevel * The table is to be interpreted as follows: The rows lists all the states 1159 0 stevel * and each column is a state that a state in each row *can* reach. The entries 1160 0 stevel * in the table list the event that cause that transition to take place. 1161 0 stevel * For e.g.: To go from state RWAIT to SUSPENDED, event (d)-- which is the 1162 0 stevel * invocation of DDI_SUSPEND-- has to take place. Note the same event could 1163 0 stevel * cause the transition from one state to two different states. e.g., from 1164 0 stevel * state SUSPENDED, when we get a DDI_RESUME, we just go back to the *last 1165 0 stevel * state* whatever that might be. (NORMAL or OFFLINE). 1166 0 stevel * 1167 0 stevel * 1168 0 stevel * State Transition Table: 1169 0 stevel * 1170 0 stevel * NORMAL OFFLINE RWAIT DUMPING SUSPENDED PM_SUSPENDED 1171 0 stevel * 1172 0 stevel * NORMAL - (a) (b) (c) (d) (h) 1173 0 stevel * 1174 0 stevel * OFFLINE (e) - (e) (c) (d) NP 1175 0 stevel * 1176 0 stevel * RWAIT (f) NP - (c) (d) (h) 1177 0 stevel * 1178 0 stevel * DUMPING NP NP NP - NP NP 1179 0 stevel * 1180 0 stevel * SUSPENDED (g) (g) (b) NP* - NP 1181 0 stevel * 1182 0 stevel * PM_SUSPENDED (i) NP (b) (c) (d) - 1183 0 stevel * 1184 0 stevel * NP : Not Possible. 1185 0 stevel * (a): Disk does not respond. 1186 0 stevel * (b): Packet Allocation Fails 1187 0 stevel * (c): Panic - Crash dump 1188 0 stevel * (d): DDI_SUSPEND is called. 1189 0 stevel * (e): Disk has a successful I/O completed. 1190 0 stevel * (f): sdrunout() calls sdstart() which sets it NORMAL 1191 0 stevel * (g): DDI_RESUME is called. 1192 0 stevel * (h): Device threshold exceeded pm framework called power 1193 0 stevel * entry point or pm_lower_power called in detach. 1194 0 stevel * (i): When new I/O come in. 1195 0 stevel * * : When suspended, we dont change state during panic dump 1196 0 stevel */ 1197 0 stevel 1198 0 stevel 1199 0 stevel #define SD_MAX_THROTTLE 256 1200 0 stevel #define SD_MIN_THROTTLE 8 1201 0 stevel /* 1202 0 stevel * Lowest valid max. and min. throttle value. 1203 0 stevel * This is set to 2 because if un_min_throttle were allowed to be 1 then 1204 0 stevel * un_throttle would never get set to a value less than un_min_throttle 1205 0 stevel * (0 is a special case) which means it would never get set back to 1206 0 stevel * un_saved_throttle in routine sd_restore_throttle(). 1207 0 stevel */ 1208 0 stevel #define SD_LOWEST_VALID_THROTTLE 2 1209 0 stevel 1210 0 stevel 1211 0 stevel 1212 0 stevel /* Return codes for sd_send_polled_cmd() and sd_scsi_poll() */ 1213 0 stevel #define SD_CMD_SUCCESS 0 1214 0 stevel #define SD_CMD_FAILURE 1 1215 0 stevel #define SD_CMD_RESERVATION_CONFLICT 2 1216 0 stevel #define SD_CMD_ILLEGAL_REQUEST 3 1217 0 stevel #define SD_CMD_BECOMING_READY 4 1218 0 stevel #define SD_CMD_CHECK_CONDITION 5 1219 0 stevel 1220 0 stevel /* Return codes for sd_ready_and_valid */ 1221 0 stevel #define SD_READY_VALID 0 1222 0 stevel #define SD_NOT_READY_VALID 1 1223 3525 shidokht #define SD_RESERVED_BY_OTHERS 2 1224 0 stevel 1225 0 stevel #define SD_PATH_STANDARD 0 1226 0 stevel #define SD_PATH_DIRECT 1 1227 0 stevel #define SD_PATH_DIRECT_PRIORITY 2 1228 0 stevel 1229 0 stevel #define SD_UNIT_ATTENTION_RETRY 40 1230 0 stevel 1231 0 stevel /* 1232 0 stevel * The following three are bit flags passed into sd_send_scsi_TEST_UNIT_READY 1233 0 stevel * to control specific behavior. 1234 0 stevel */ 1235 0 stevel #define SD_CHECK_FOR_MEDIA 0x01 1236 0 stevel #define SD_DONT_RETRY_TUR 0x02 1237 0 stevel #define SD_BYPASS_PM 0x04 1238 0 stevel 1239 2148 pd144616 #define SD_GROUP0_MAX_ADDRESS (0x1fffff) 1240 0 stevel #define SD_GROUP0_MAXCOUNT (0xff) 1241 2148 pd144616 #define SD_GROUP1_MAX_ADDRESS (0xffffffff) 1242 0 stevel #define SD_GROUP1_MAXCOUNT (0xffff) 1243 0 stevel 1244 0 stevel #define SD_BECOMING_ACTIVE 0x01 1245 0 stevel #define SD_REMOVAL_ALLOW 0 1246 0 stevel #define SD_REMOVAL_PREVENT 1 1247 0 stevel 1248 0 stevel #define SD_GET_PKT_OPCODE(pktp) \ 1249 0 stevel (((union scsi_cdb *)((pktp)->pkt_cdbp))->cdb_un.cmd) 1250 0 stevel 1251 0 stevel 1252 0 stevel #define SD_NO_RETRY_ISSUED 0 1253 0 stevel #define SD_DELAYED_RETRY_ISSUED 1 1254 0 stevel #define SD_IMMEDIATE_RETRY_ISSUED 2 1255 0 stevel 1256 0 stevel #if defined(__i386) || defined(__amd64) 1257 0 stevel #define SD_UPDATE_B_RESID(bp, pktp) \ 1258 0 stevel ((bp)->b_resid += (pktp)->pkt_resid + (SD_GET_XBUF(bp)->xb_dma_resid)) 1259 0 stevel #else 1260 0 stevel #define SD_UPDATE_B_RESID(bp, pktp) \ 1261 0 stevel ((bp)->b_resid += (pktp)->pkt_resid) 1262 0 stevel #endif 1263 0 stevel 1264 0 stevel 1265 0 stevel #define SD_RETRIES_MASK 0x00FF 1266 0 stevel #define SD_RETRIES_NOCHECK 0x0000 1267 0 stevel #define SD_RETRIES_STANDARD 0x0001 1268 0 stevel #define SD_RETRIES_VICTIM 0x0002 1269 0 stevel #define SD_RETRIES_BUSY 0x0003 1270 0 stevel #define SD_RETRIES_UA 0x0004 1271 0 stevel #define SD_RETRIES_ISOLATE 0x8000 1272 0 stevel #define SD_RETRIES_FAILFAST 0x4000 1273 0 stevel 1274 0 stevel #define SD_UPDATE_RESERVATION_STATUS(un, pktp) \ 1275 0 stevel if (((pktp)->pkt_reason == CMD_RESET) || \ 1276 0 stevel ((pktp)->pkt_statistics & (STAT_BUS_RESET | STAT_DEV_RESET))) { \ 1277 0 stevel if (((un)->un_resvd_status & SD_RESERVE) == SD_RESERVE) { \ 1278 0 stevel (un)->un_resvd_status |= \ 1279 0 stevel (SD_LOST_RESERVE | SD_WANT_RESERVE); \ 1280 0 stevel } \ 1281 0 stevel } 1282 0 stevel 1283 0 stevel #define SD_SENSE_DATA_IS_VALID 0 1284 0 stevel #define SD_SENSE_DATA_IS_INVALID 1 1285 0 stevel 1286 0 stevel /* 1287 0 stevel * Delay (in seconds) before restoring the "throttle limit" back 1288 0 stevel * to its maximum value. 1289 666 ts143224 * 60 seconds is what we will wait for to reset the 1290 666 ts143224 * throttle back to it SD_MAX_THROTTLE for TRAN_BUSY. 1291 666 ts143224 * 10 seconds for STATUS_QFULL because QFULL will incrementally 1292 666 ts143224 * increase the throttle limit until it reaches max value. 1293 0 stevel */ 1294 0 stevel #define SD_RESET_THROTTLE_TIMEOUT 60 1295 666 ts143224 #define SD_QFULL_THROTTLE_TIMEOUT 10 1296 0 stevel 1297 0 stevel #define SD_THROTTLE_TRAN_BUSY 0 1298 0 stevel #define SD_THROTTLE_QFULL 1 1299 0 stevel 1300 0 stevel #define SD_THROTTLE_RESET_INTERVAL \ 1301 0 stevel (sd_reset_throttle_timeout * drv_usectohz(1000000)) 1302 666 ts143224 1303 666 ts143224 #define SD_QFULL_THROTTLE_RESET_INTERVAL \ 1304 666 ts143224 (sd_qfull_throttle_timeout * drv_usectohz(1000000)) 1305 0 stevel 1306 0 stevel 1307 0 stevel /* 1308 0 stevel * xb_pkt_flags defines 1309 0 stevel * SD_XB_DMA_FREED indicates the scsi_pkt has had its DMA resources freed 1310 0 stevel * by a call to scsi_dmafree(9F). The resources must be reallocated before 1311 0 stevel * before a call to scsi_transport can be made again. 1312 7570 David * SD_XB_USCSICMD indicates the scsi request is a uscsi request 1313 0 stevel * SD_XB_INITPKT_MASK: since this field is also used to store flags for 1314 0 stevel * a scsi_init_pkt(9F) call, we need a mask to make sure that we don't 1315 0 stevel * pass any unintended bits to scsi_init_pkt(9F) (ugly hack). 1316 0 stevel */ 1317 7570 David #define SD_XB_DMA_FREED 0x20000000 1318 0 stevel #define SD_XB_USCSICMD 0x40000000 1319 0 stevel #define SD_XB_INITPKT_MASK (PKT_CONSISTENT | PKT_DMA_PARTIAL) 1320 0 stevel 1321 0 stevel /* 1322 0 stevel * Extension for the buf(9s) struct that we receive from a higher 1323 0 stevel * layer. Located by b_private in the buf(9S). (The previous contents 1324 0 stevel * of b_private are saved & restored before calling biodone(9F).) 1325 0 stevel */ 1326 0 stevel struct sd_xbuf { 1327 0 stevel 1328 0 stevel struct sd_lun *xb_un; /* Ptr to associated sd_lun */ 1329 0 stevel struct scsi_pkt *xb_pktp; /* Ptr to associated scsi_pkt */ 1330 0 stevel 1331 0 stevel /* 1332 0 stevel * xb_pktinfo points to any optional data that may be needed 1333 0 stevel * by the initpkt and/or destroypkt functions. Typical 1334 0 stevel * use might be to point to a struct uscsi_cmd. 1335 0 stevel */ 1336 0 stevel void *xb_pktinfo; 1337 0 stevel 1338 0 stevel /* 1339 0 stevel * Layer-private data area. This may be used by any layer to store 1340 0 stevel * layer-specific data on a per-IO basis. Typical usage is for an 1341 0 stevel * iostart routine to save some info here for later use by its 1342 0 stevel * partner iodone routine. This area may be used to hold data or 1343 0 stevel * a pointer to a data block that is allocated/freed by the layer's 1344 0 stevel * iostart/iodone routines. Allocation & management policy for the 1345 0 stevel * layer-private area is defined & implemented by each specific 1346 0 stevel * layer as required. 1347 0 stevel * 1348 0 stevel * IMPORTANT: Since a higher layer may depend on the value in the 1349 0 stevel * xb_private field, each layer must ensure that it returns the 1350 0 stevel * buf/xbuf to the next higher layer (via SD_NEXT_IODONE()) with 1351 0 stevel * the SAME VALUE in xb_private as when the buf/xbuf was first 1352 0 stevel * received by the layer's iostart routine. Typically this is done 1353 0 stevel * by the iostart routine saving the contents of xb_private into 1354 0 stevel * a place in the layer-private data area, and the iodone routine 1355 0 stevel * restoring the value of xb_private before deallocating the 1356 0 stevel * layer-private data block and calling SD_NEXT_IODONE(). Of course, 1357 0 stevel * if a layer never modifies xb_private in a buf/xbuf from a higher 1358 0 stevel * layer, there will be no need to restore the value. 1359 0 stevel * 1360 0 stevel * Note that in the case where a layer _creates_ a buf/xbuf (such as 1361 0 stevel * by calling sd_shadow_buf_alloc()) to pass to a lower layer, it is 1362 0 stevel * not necessary to preserve the contents of xb_private as there is 1363 0 stevel * no higher layer dependency on the value of xb_private. Such a 1364 0 stevel * buf/xbuf must be deallocated by the layer that allocated it and 1365 0 stevel * must *NEVER* be passed up to a higher layer. 1366 0 stevel */ 1367 0 stevel void *xb_private; /* Layer-private data block */ 1368 0 stevel 1369 0 stevel /* 1370 0 stevel * We do not use the b_blkno provided in the buf(9S), as we need to 1371 0 stevel * make adjustments to it in the driver, but it is not a field that 1372 0 stevel * the driver owns or is free to modify. 1373 0 stevel */ 1374 0 stevel daddr_t xb_blkno; /* Absolute block # on target */ 1375 7570 David uint64_t xb_ena; /* ena for a specific SCSI command */ 1376 0 stevel 1377 0 stevel int xb_chain_iostart; /* iostart side index */ 1378 0 stevel int xb_chain_iodone; /* iodone side index */ 1379 0 stevel int xb_pkt_flags; /* Flags for scsi_init_pkt() */ 1380 0 stevel ssize_t xb_dma_resid; 1381 0 stevel short xb_retry_count; 1382 0 stevel short xb_victim_retry_count; 1383 0 stevel short xb_ua_retry_count; /* unit_attention retry counter */ 1384 4786 lh195018 short xb_nr_retry_count; /* not ready retry counter */ 1385 0 stevel 1386 0 stevel /* 1387 0 stevel * Various status and data used when a RQS command is run on 1388 0 stevel * the behalf of this command. 1389 0 stevel */ 1390 0 stevel struct buf *xb_sense_bp; /* back ptr to buf, for RQS */ 1391 0 stevel uint_t xb_sense_state; /* scsi_pkt state of RQS command */ 1392 0 stevel ssize_t xb_sense_resid; /* residual of RQS command */ 1393 0 stevel uchar_t xb_sense_status; /* scsi status byte of RQS command */ 1394 0 stevel uchar_t xb_sense_data[SENSE_LENGTH]; /* sense data from RQS cmd */ 1395 5597 lh195018 /* 1396 5597 lh195018 * Extra sense larger than SENSE_LENGTH will be allocated 1397 5597 lh195018 * right after xb_sense_data[SENSE_LENGTH]. Please do not 1398 5597 lh195018 * add any new field after it. 1399 5597 lh195018 */ 1400 0 stevel }; 1401 0 stevel 1402 0 stevel _NOTE(SCHEME_PROTECTS_DATA("unique per pkt", sd_xbuf)) 1403 0 stevel 1404 0 stevel #define SD_PKT_ALLOC_SUCCESS 0 1405 0 stevel #define SD_PKT_ALLOC_FAILURE 1 1406 0 stevel #define SD_PKT_ALLOC_FAILURE_NO_DMA 2 1407 0 stevel #define SD_PKT_ALLOC_FAILURE_PKT_TOO_SMALL 3 1408 0 stevel #define SD_PKT_ALLOC_FAILURE_CDB_TOO_SMALL 4 1409 0 stevel 1410 0 stevel #define SD_GET_XBUF(bp) ((struct sd_xbuf *)((bp)->b_private)) 1411 0 stevel #define SD_GET_UN(bp) ((SD_GET_XBUF(bp))->xb_un) 1412 0 stevel #define SD_GET_PKTP(bp) ((SD_GET_XBUF(bp))->xb_pktp) 1413 0 stevel #define SD_GET_BLKNO(bp) ((SD_GET_XBUF(bp))->xb_blkno) 1414 0 stevel 1415 0 stevel /* 1416 0 stevel * Special-purpose struct for sd_send_scsi_cmd() to pass command-specific 1417 0 stevel * data through the layering chains to sd_initpkt_for_uscsi(). 1418 0 stevel */ 1419 0 stevel struct sd_uscsi_info { 1420 0 stevel int ui_flags; 1421 0 stevel struct uscsi_cmd *ui_cmdp; 1422 789 ahrens /* 1423 789 ahrens * ui_dkc is used by sd_send_scsi_SYNCHRONIZE_CACHE() to allow 1424 789 ahrens * for async completion notification. 1425 789 ahrens */ 1426 789 ahrens struct dk_callback ui_dkc; 1427 7570 David /* 1428 7570 David * The following fields are to be used for FMA ereport generation. 1429 7570 David */ 1430 7570 David uchar_t ui_pkt_reason; 1431 7570 David uint32_t ui_pkt_state; 1432 7570 David uint32_t ui_pkt_statistics; 1433 7570 David uint64_t ui_lba; 1434 7570 David uint64_t ui_ena; 1435 0 stevel }; 1436 0 stevel 1437 0 stevel _NOTE(SCHEME_PROTECTS_DATA("Unshared data", sd_uscsi_info)) 1438 0 stevel 1439 7570 David /* 1440 7570 David * This structure is used to issue 'internal' command sequences from the 1441 7570 David * driver's attach(9E)/open(9E)/etc entry points. It provides a common context 1442 7570 David * for issuing command sequences, with the ability to issue a command 1443 7570 David * and provide expected/unexpected assessment of results at any code 1444 7570 David * level within the sd_ssc_t scope and preserve the information needed 1445 7570 David * produce telemetry for the problem, when needed, from a single 1446 7570 David * outer-most-scope point. 1447 7570 David * 1448 7570 David * The sd_ssc_t abstraction should result in well-structured code where 1449 7570 David * the basic code structure is not jeprodized by future localized improvement. 1450 7570 David * 1451 7570 David * o Scope for a sequence of commands. 1452 7570 David * o Within a scoped sequence of commands, provides a single top-level 1453 7570 David * location for initiating telementry generation from captured data. 1454 7570 David * o Provide a common place to capture command execution data and driver 1455 7570 David * assessment information for delivery to telemetry generation point. 1456 7570 David * o Mechanism to get device-as-detector (dad) and transport telemetry 1457 7570 David * information from interrupt context (sdintr) back to the internal 1458 7570 David * command 'driver-assessment' code. 1459 7570 David * o Ability to record assessment, and return information back to 1460 7570 David * top-level telemetry generation code when an unexpected condition 1461 7570 David * occurs. 1462 7570 David * o For code paths were an command itself was successful but 1463 7570 David * the data returned looks suspect, the ability to record 1464 7570 David * 'unexpected data' conditions. 1465 7570 David * o Record assessment of issuing the command and interpreting 1466 7570 David * the returned data for consumption by top-level ereport telemetry 1467 7570 David * generation code. 1468 7570 David * o All data required to produce telemetry available off single data 1469 7570 David * structure. 1470 7570 David */ 1471 7570 David typedef struct { 1472 7570 David struct sd_lun *ssc_un; 1473 7570 David struct uscsi_cmd *ssc_uscsi_cmd; 1474 7570 David struct sd_uscsi_info *ssc_uscsi_info; 1475 7570 David int ssc_flags; /* Bits for flags */ 1476 8086 Xiao char ssc_info[1024]; /* Buffer holding for info */ 1477 7570 David } sd_ssc_t; 1478 7570 David 1479 7570 David _NOTE(SCHEME_PROTECTS_DATA("Unshared data", sd_ssc_t)) 1480 7570 David 1481 7570 David /* 1482 7570 David * This struct switch different 'type-of-assessment' 1483 7570 David * as an input argument for sd_ssc_assessment 1484 7570 David * 1485 7570 David * 1486 7570 David * in sd_send_scsi_XXX or upper-level 1487 7570 David * 1488 7570 David * - SD_FMT_IGNORE 1489 7570 David * when send uscsi command failed, and 1490 7570 David * the following code check sense data properly. 1491 7570 David * we use 'ignore' to let sd_ssc_assessment 1492 7570 David * trust current and do not do additional 1493 7570 David * checking for the uscsi command. 1494 7570 David * 1495 7570 David * - SD_FMT_IGNORE_COMPROMISE 1496 7570 David * when send uscsi command failed, and 1497 7570 David * the code does not check sense data or we don't 1498 7570 David * think the checking is 100% coverage. We mark it 1499 7570 David * as 'compromise' to indicate that we need to 1500 7570 David * enhance current code in the future. 1501 7570 David * 1502 7570 David * - SD_FMT_STATUS_CHECK 1503 7570 David * when send uscsi command failed and cause sd entries 1504 7570 David * failed finally, we need to send out real reason against 1505 7570 David * status of uscsi command no matter if there is sense back 1506 7570 David * or not. 1507 7570 David * 1508 7570 David * - SD_FMT_STANDARD 1509 7570 David * when send uscsi command succeeded, and 1510 7570 David * the code does not check sense data, we need to check 1511 7570 David * it to make sure there is no 'fault'. 1512 7570 David */ 1513 7570 David enum sd_type_assessment { 1514 7570 David SD_FMT_IGNORE = 0, 1515 7570 David SD_FMT_IGNORE_COMPROMISE, 1516 7570 David SD_FMT_STATUS_CHECK, 1517 7570 David SD_FMT_STANDARD 1518 7570 David }; 1519 7570 David 1520 7570 David /* 1521 7570 David * The following declaration are used as hints of severities when posting 1522 7570 David * SCSI FMA ereport. 1523 7570 David * - SD_FM_DRV_FATAL 1524 7570 David * When posting ereport with SD_FM_DRV_FATAL, the payload 1525 7570 David * "driver-assessment" will be "fail" or "fatal" depending on the 1526 7570 David * sense-key value. If driver-assessment is "fail", it will be 1527 7570 David * propagated to an upset, otherwise, a fault will be propagated. 1528 7570 David * - SD_FM_DRV_RETRY 1529 7570 David * When posting ereport with SD_FM_DRV_RETRY, the payload 1530 7570 David * "driver-assessment" will be "retry", and it will be propagated to an 1531 7570 David * upset. 1532 7570 David * - SD_FM_DRV_RECOVERY 1533 7570 David * When posting ereport with SD_FM_DRV_RECOVERY, the payload 1534 7570 David * "driver-assessment" will be "recovered", and it will be propagated to 1535 7570 David * an upset. 1536 7570 David * - SD_FM_DRV_NOTICE 1537 7570 David * When posting ereport with SD_FM_DRV_NOTICE, the payload 1538 7570 David * "driver-assessment" will be "info", and it will be propagated to an 1539 7570 David * upset. 1540 7570 David */ 1541 7570 David enum sd_driver_assessment { 1542 7570 David SD_FM_DRV_FATAL = 0, 1543 7570 David SD_FM_DRV_RETRY, 1544 7570 David SD_FM_DRV_RECOVERY, 1545 7570 David SD_FM_DRV_NOTICE 1546 7570 David }; 1547 7570 David 1548 7570 David /* 1549 7570 David * The following structure is used as a buffer when posting SCSI FMA 1550 7570 David * ereport for raw i/o. It will be allocated per sd_lun when entering 1551 7570 David * sd_unit_attach and will be deallocated when entering sd_unit_detach. 1552 7570 David */ 1553 7570 David struct sd_fm_internal { 1554 7570 David sd_ssc_t fm_ssc; 1555 7570 David struct uscsi_cmd fm_ucmd; 1556 7570 David struct sd_uscsi_info fm_uinfo; 1557 8086 Xiao int fm_log_level; 1558 7570 David }; 1559 7570 David 1560 7570 David /* 1561 7570 David * Bits in ssc_flags 1562 7570 David * sd_ssc_init will mark ssc_flags = SSC_FLAGS_UNKNOWN 1563 7570 David * sd_ssc_send will mark ssc_flags = SSC_FLAGS_CMD_ISSUED & 1564 7570 David * SSC_FLAGS_NEED_ASSESSMENT 1565 7570 David * sd_ssc_assessment will clear SSC_FLAGS_CMD_ISSUED and 1566 7570 David * SSC_FLAGS_NEED_ASSESSMENT bits of ssc_flags. 1567 7570 David * SSC_FLAGS_CMD_ISSUED is to indicate whether the SCSI command has been 1568 7570 David * sent out. 1569 7570 David * SSC_FLAGS_NEED_ASSESSMENT is to guarantee we will not miss any 1570 7570 David * assessment point. 1571 7570 David */ 1572 7570 David #define SSC_FLAGS_UNKNOWN 0x00000000 1573 7570 David #define SSC_FLAGS_CMD_ISSUED 0x00000001 1574 7570 David #define SSC_FLAGS_NEED_ASSESSMENT 0x00000002 1575 7570 David #define SSC_FLAGS_TRAN_ABORT 0x00000004 1576 7570 David 1577 7570 David /* 1578 7570 David * The following bits in ssc_flags are for detecting unexpected data. 1579 7570 David */ 1580 7570 David #define SSC_FLAGS_INVALID_PKT_REASON 0x00000010 1581 7570 David #define SSC_FLAGS_INVALID_STATUS 0x00000020 1582 7570 David #define SSC_FLAGS_INVALID_SENSE 0x00000040 1583 7570 David #define SSC_FLAGS_INVALID_DATA 0x00000080 1584 8086 Xiao 1585 8086 Xiao /* 1586 8086 Xiao * The following are the values available for sd_fm_internal::fm_log_level. 1587 8086 Xiao * SD_FM_LOG_NSUP The driver will log things in traditional way as if 1588 8086 Xiao * the SCSI FMA feature is unavailable. 1589 8086 Xiao * SD_FM_LOG_SILENT The driver will not print out syslog for FMA error 1590 8086 Xiao * telemetry, all the error telemetries will go into 1591 8086 Xiao * FMA error log. 1592 8086 Xiao * SD_FM_LOG_EREPORT The driver will both print the FMA error telemetry 1593 8086 Xiao * and post the error report, but the traditional 1594 8086 Xiao * syslog for error telemetry will be suppressed. 1595 8086 Xiao */ 1596 8086 Xiao #define SD_FM_LOG_NSUP 0 1597 8086 Xiao #define SD_FM_LOG_SILENT 1 1598 8086 Xiao #define SD_FM_LOG_EREPORT 2 1599 0 stevel 1600 0 stevel /* 1601 0 stevel * Macros and definitions for driver kstats and errstats 1602 0 stevel * 1603 0 stevel * Some third-party layered drivers (they know who they are) do not maintain 1604 0 stevel * their open/close counts correctly which causes our kstat reporting to get 1605 0 stevel * messed up & results in panics. These macros will update the driver kstats 1606 0 stevel * only if the counts are valid. 1607 0 stevel */ 1608 0 stevel #define SD_UPDATE_COMMON_KSTATS(kstat_function, kstatp) \ 1609 0 stevel if ((kstat_function) == kstat_runq_exit || \ 1610 0 stevel ((kstat_function) == kstat_runq_back_to_waitq)) { \ 1611 0 stevel if (((kstat_io_t *)(kstatp))->rcnt) { \ 1612 0 stevel kstat_function((kstatp)); \ 1613 0 stevel } else { \ 1614 0 stevel cmn_err(CE_WARN, \ 1615 0 stevel "kstat rcnt == 0 when exiting runq, please check\n"); \ 1616 0 stevel } \ 1617 0 stevel } else if ((kstat_function) == kstat_waitq_exit || \ 1618 0 stevel ((kstat_function) == kstat_waitq_to_runq)) { \ 1619 0 stevel if (((kstat_io_t *)(kstatp))->wcnt) { \ 1620 0 stevel kstat_function(kstatp); \ 1621 0 stevel } else { \ 1622 0 stevel cmn_err(CE_WARN, \ 1623 0 stevel "kstat wcnt == 0 when exiting waitq, please check\n"); \ 1624 0 stevel } \ 1625 0 stevel } else { \ 1626 0 stevel kstat_function(kstatp); \ 1627 0 stevel } 1628 0 stevel 1629 0 stevel #define SD_UPDATE_KSTATS(un, kstat_function, bp) \ 1630 0 stevel ASSERT(SD_GET_XBUF(bp) != NULL); \ 1631 0 stevel if (SD_IS_BUFIO(SD_GET_XBUF(bp))) { \ 1632 0 stevel struct kstat *pksp = \ 1633 0 stevel (un)->un_pstats[SDPART((bp)->b_edev)]; \ 1634 0 stevel ASSERT(mutex_owned(SD_MUTEX(un))); \ 1635 0 stevel if ((un)->un_stats != NULL) { \ 1636 0 stevel kstat_io_t *kip = KSTAT_IO_PTR((un)->un_stats); \ 1637 0 stevel SD_UPDATE_COMMON_KSTATS(kstat_function, kip); \ 1638 0 stevel } \ 1639 0 stevel if (pksp != NULL) { \ 1640 0 stevel kstat_io_t *kip = KSTAT_IO_PTR(pksp); \ 1641 0 stevel SD_UPDATE_COMMON_KSTATS(kstat_function, kip); \ 1642 0 stevel } \ 1643 0 stevel } 1644 0 stevel 1645 0 stevel #define SD_UPDATE_ERRSTATS(un, x) \ 1646 0 stevel if ((un)->un_errstats != NULL) { \ 1647 0 stevel struct sd_errstats *stp; \ 1648 0 stevel ASSERT(mutex_owned(SD_MUTEX(un))); \ 1649 0 stevel stp = (struct sd_errstats *)(un)->un_errstats->ks_data; \ 1650 0 stevel stp->x.value.ui32++; \ 1651 0 stevel } 1652 0 stevel 1653 0 stevel #define SD_UPDATE_RDWR_STATS(un, bp) \ 1654 0 stevel if ((un)->un_stats != NULL) { \ 1655 0 stevel kstat_io_t *kip = KSTAT_IO_PTR((un)->un_stats); \ 1656 0 stevel size_t n_done = (bp)->b_bcount - (bp)->b_resid; \ 1657 0 stevel if ((bp)->b_flags & B_READ) { \ 1658 0 stevel kip->reads++; \ 1659 0 stevel kip->nread += n_done; \ 1660 0 stevel } else { \ 1661 0 stevel kip->writes++; \ 1662 0 stevel kip->nwritten += n_done; \ 1663 0 stevel } \ 1664 0 stevel } 1665 0 stevel 1666 0 stevel #define SD_UPDATE_PARTITION_STATS(un, bp) \ 1667 0 stevel { \ 1668 0 stevel struct kstat *pksp = (un)->un_pstats[SDPART((bp)->b_edev)]; \ 1669 0 stevel if (pksp != NULL) { \ 1670 0 stevel kstat_io_t *kip = KSTAT_IO_PTR(pksp); \ 1671 0 stevel size_t n_done = (bp)->b_bcount - (bp)->b_resid; \ 1672 0 stevel if ((bp)->b_flags & B_READ) { \ 1673 0 stevel kip->reads++; \ 1674 0 stevel kip->nread += n_done; \ 1675 0 stevel } else { \ 1676 0 stevel kip->writes++; \ 1677 0 stevel kip->nwritten += n_done; \ 1678 0 stevel } \ 1679 0 stevel } \ 1680 0 stevel } 1681 0 stevel 1682 0 stevel 1683 0 stevel #endif /* defined(_KERNEL) || defined(_KMEMUSER) */ 1684 0 stevel 1685 0 stevel 1686 0 stevel /* 1687 0 stevel * 60 seconds is a *very* reasonable amount of time for most slow CD 1688 0 stevel * operations. 1689 0 stevel */ 1690 0 stevel #define SD_IO_TIME 60 1691 0 stevel 1692 0 stevel /* 1693 0 stevel * 2 hours is an excessively reasonable amount of time for format operations. 1694 0 stevel */ 1695 0 stevel #define SD_FMT_TIME (120 * 60) 1696 0 stevel 1697 0 stevel /* 1698 0 stevel * 5 seconds is what we'll wait if we get a Busy Status back 1699 0 stevel */ 1700 0 stevel #define SD_BSY_TIMEOUT (drv_usectohz(5 * 1000000)) 1701 0 stevel 1702 0 stevel /* 1703 0 stevel * 100 msec. is what we'll wait if we get Unit Attention. 1704 0 stevel */ 1705 0 stevel #define SD_UA_RETRY_DELAY (drv_usectohz((clock_t)100000)) 1706 0 stevel 1707 0 stevel /* 1708 0 stevel * 100 msec. is what we'll wait for restarted commands. 1709 0 stevel */ 1710 0 stevel #define SD_RESTART_TIMEOUT (drv_usectohz((clock_t)100000)) 1711 9889 Larry 1712 9889 Larry /* 1713 9889 Larry * 10s misaligned I/O warning message interval 1714 9889 Larry */ 1715 9889 Larry #define SD_RMW_MSG_PRINT_TIMEOUT (drv_usectohz((clock_t)10000000)) 1716 0 stevel 1717 0 stevel /* 1718 0 stevel * 100 msec. is what we'll wait for certain retries for fibre channel 1719 0 stevel * targets, 0 msec for parallel SCSI. 1720 0 stevel */ 1721 0 stevel #if defined(__fibre) 1722 0 stevel #define SD_RETRY_DELAY (drv_usectohz(100000)) 1723 0 stevel #else 1724 0 stevel #define SD_RETRY_DELAY ((clock_t)0) 1725 0 stevel #endif 1726 0 stevel 1727 0 stevel /* 1728 0 stevel * 60 seconds is what we will wait for to reset the 1729 0 stevel * throttle back to it SD_MAX_THROTTLE. 1730 0 stevel */ 1731 0 stevel #define SD_RESET_THROTTLE_TIMEOUT 60 1732 0 stevel 1733 0 stevel /* 1734 0 stevel * Number of times we'll retry a normal operation. 1735 0 stevel * 1736 0 stevel * This includes retries due to transport failure 1737 0 stevel * (need to distinguish between Target and Transport failure) 1738 0 stevel * 1739 0 stevel */ 1740 0 stevel #if defined(__fibre) 1741 0 stevel #define SD_RETRY_COUNT 3 1742 0 stevel #else 1743 0 stevel #define SD_RETRY_COUNT 5 1744 0 stevel #endif 1745 0 stevel 1746 0 stevel /* 1747 0 stevel * Number of times we will retry for unit attention. 1748 0 stevel */ 1749 0 stevel #define SD_UA_RETRY_COUNT 600 1750 0 stevel 1751 0 stevel #define SD_VICTIM_RETRY_COUNT(un) (un->un_victim_retry_count) 1752 0 stevel #define CD_NOT_READY_RETRY_COUNT(un) (un->un_retry_count * 2) 1753 0 stevel #define DISK_NOT_READY_RETRY_COUNT(un) (un->un_retry_count / 2) 1754 0 stevel 1755 0 stevel 1756 0 stevel /* 1757 0 stevel * Maximum number of units we can support 1758 0 stevel * (controlled by room in minor device byte) 1759 0 stevel * 1760 0 stevel * Note: this value is out of date. 1761 0 stevel */ 1762 0 stevel #define SD_MAXUNIT 32 1763 0 stevel 1764 0 stevel /* 1765 0 stevel * 30 seconds is what we will wait for the IO to finish 1766 0 stevel * before we fail the DDI_SUSPEND 1767 0 stevel */ 1768 0 stevel #define SD_WAIT_CMDS_COMPLETE 30 1769 0 stevel 1770 0 stevel /* 1771 0 stevel * Prevent/allow media removal flags 1772 0 stevel */ 1773 0 stevel #define SD_REMOVAL_ALLOW 0 1774 0 stevel #define SD_REMOVAL_PREVENT 1 1775 0 stevel 1776 0 stevel 1777 0 stevel /* 1778 0 stevel * Drive Types (and characteristics) 1779 0 stevel */ 1780 0 stevel #define VIDMAX 8 1781 0 stevel #define PIDMAX 16 1782 0 stevel 1783 0 stevel 1784 0 stevel /* 1785 0 stevel * The following #defines and type definitions for the property 1786 0 stevel * processing component of the sd driver. 1787 0 stevel */ 1788 0 stevel 1789 0 stevel 1790 0 stevel /* Miscellaneous Definitions */ 1791 0 stevel #define SD_CONF_VERSION_1 1 1792 0 stevel #define SD_CONF_NOT_USED 32 1793 0 stevel 1794 0 stevel /* 1795 10131 Jane * "pm-capable" property values and macros 1796 0 stevel */ 1797 0 stevel #define SD_PM_CAPABLE_UNDEFINED -1 1798 10131 Jane 1799 10131 Jane #define SD_PM_CAPABLE_IS_UNDEFINED(pm_cap) \ 1800 10131 Jane (pm_cap == SD_PM_CAPABLE_UNDEFINED) 1801 10131 Jane 1802 10131 Jane #define SD_PM_CAPABLE_IS_FALSE(pm_cap) \ 1803 10131 Jane ((pm_cap & PM_CAPABLE_PM_MASK) == 0) 1804 10131 Jane 1805 10131 Jane #define SD_PM_CAPABLE_IS_TRUE(pm_cap) \ 1806 10131 Jane (!SD_PM_CAPABLE_IS_UNDEFINED(pm_cap) && \ 1807 10131 Jane ((pm_cap & PM_CAPABLE_PM_MASK) > 0)) 1808 10131 Jane 1809 10131 Jane #define SD_PM_CAPABLE_IS_SPC_4(pm_cap) \ 1810 10131 Jane ((pm_cap & PM_CAPABLE_PM_MASK) == PM_CAPABLE_SPC4) 1811 10131 Jane 1812 10131 Jane #define SD_PM_CAP_LOG_SUPPORTED(pm_cap) \ 1813 10131 Jane ((pm_cap & PM_CAPABLE_LOG_SUPPORTED) ? TRUE : FALSE) 1814 10131 Jane 1815 10131 Jane #define SD_PM_CAP_SMART_LOG(pm_cap) \ 1816 10131 Jane ((pm_cap & PM_CAPABLE_SMART_LOG) ? TRUE : FALSE) 1817 0 stevel 1818 0 stevel /* 1819 0 stevel * Property data values used in static configuration table 1820 0 stevel * These are all based on device characteristics. 1821 0 stevel * For fibre channel devices, the throttle value is usually 1822 0 stevel * derived from the devices cmd Q depth divided by the number 1823 0 stevel * of supported initiators. 1824 0 stevel */ 1825 0 stevel #define ELITE_THROTTLE_VALUE 10 1826 0 stevel #define SEAGATE_THROTTLE_VALUE 15 1827 0 stevel #define IBM_THROTTLE_VALUE 15 1828 0 stevel #define ST31200N_THROTTLE_VALUE 8 1829 0 stevel #define FUJITSU_THROTTLE_VALUE 15 1830 0 stevel #define SYMBIOS_THROTTLE_VALUE 16 1831 0 stevel #define SYMBIOS_NOTREADY_RETRIES 24 1832 0 stevel #define LSI_THROTTLE_VALUE 16 1833 0 stevel #define LSI_NOTREADY_RETRIES 24 1834 0 stevel #define LSI_OEM_NOTREADY_RETRIES 36 1835 0 stevel #define PURPLE_THROTTLE_VALUE 64 1836 0 stevel #define PURPLE_BUSY_RETRIES 60 1837 0 stevel #define PURPLE_RESET_RETRY_COUNT 36 1838 0 stevel #define PURPLE_RESERVE_RELEASE_TIME 60 1839 0 stevel #define SVE_BUSY_RETRIES 60 1840 0 stevel #define SVE_RESET_RETRY_COUNT 36 1841 0 stevel #define SVE_RESERVE_RELEASE_TIME 60 1842 0 stevel #define SVE_THROTTLE_VALUE 10 1843 0 stevel #define SVE_MIN_THROTTLE_VALUE 2 1844 0 stevel #define SVE_DISKSORT_DISABLED_FLAG 1 1845 0 stevel #define MASERATI_DISKSORT_DISABLED_FLAG 1 1846 0 stevel #define MASERATI_LUN_RESET_ENABLED_FLAG 1 1847 0 stevel #define PIRUS_THROTTLE_VALUE 64 1848 0 stevel #define PIRUS_NRR_COUNT 60 1849 0 stevel #define PIRUS_BUSY_RETRIES 60 1850 0 stevel #define PIRUS_RESET_RETRY_COUNT 36 1851 0 stevel #define PIRUS_MIN_THROTTLE_VALUE 16 1852 0 stevel #define PIRUS_DISKSORT_DISABLED_FLAG 0 1853 0 stevel #define PIRUS_LUN_RESET_ENABLED_FLAG 1 1854 0 stevel 1855 0 stevel /* 1856 0 stevel * Driver Property Bit Flag definitions 1857 0 stevel * 1858 173 cth * Unfortunately, for historical reasons, the bit-flag definitions are 1859 0 stevel * different on SPARC, INTEL, & FIBRE platforms. 1860 0 stevel */ 1861 0 stevel 1862 0 stevel /* 1863 0 stevel * Bit flag telling driver to set throttle from sd.conf sd-config-list 1864 0 stevel * and driver table. 1865 0 stevel * 1866 0 stevel * The max throttle (q-depth) property implementation is for support of 1867 0 stevel * fibre channel devices that can drop an i/o request when a queue fills 1868 0 stevel * up. The number of commands sent to the disk from this driver is 1869 0 stevel * regulated such that queue overflows are avoided. 1870 0 stevel */ 1871 0 stevel #define SD_CONF_SET_THROTTLE 0 1872 0 stevel #define SD_CONF_BSET_THROTTLE (1 << SD_CONF_SET_THROTTLE) 1873 0 stevel 1874 0 stevel /* 1875 0 stevel * Bit flag telling driver to set the controller type from sd.conf 1876 0 stevel * sd-config-list and driver table. 1877 0 stevel */ 1878 0 stevel #if defined(__i386) || defined(__amd64) 1879 0 stevel #define SD_CONF_SET_CTYPE 1 1880 0 stevel #elif defined(__fibre) 1881 0 stevel #define SD_CONF_SET_CTYPE 5 1882 0 stevel #else 1883 0 stevel #define SD_CONF_SET_CTYPE 1 1884 0 stevel #endif 1885 0 stevel #define SD_CONF_BSET_CTYPE (1 << SD_CONF_SET_CTYPE) 1886 0 stevel 1887 0 stevel /* 1888 0 stevel * Bit flag telling driver to set the not ready retry count for a device from 1889 0 stevel * sd.conf sd-config-list and driver table. 1890 0 stevel */ 1891 0 stevel #if defined(__i386) || defined(__amd64) 1892 0 stevel #define SD_CONF_SET_NOTREADY_RETRIES 10 1893 0 stevel #elif defined(__fibre) 1894 0 stevel #define SD_CONF_SET_NOTREADY_RETRIES 1 1895 0 stevel #else 1896 0 stevel #define SD_CONF_SET_NOTREADY_RETRIES 2 1897 0 stevel #endif 1898 0 stevel #define SD_CONF_BSET_NRR_COUNT (1 << SD_CONF_SET_NOTREADY_RETRIES) 1899 0 stevel 1900 0 stevel /* 1901 0 stevel * Bit flag telling driver to set SCSI status BUSY Retries from sd.conf 1902 0 stevel * sd-config-list and driver table. 1903 0 stevel */ 1904 0 stevel #if defined(__i386) || defined(__amd64) 1905 0 stevel #define SD_CONF_SET_BUSY_RETRIES 11 1906 0 stevel #elif defined(__fibre) 1907 0 stevel #define SD_CONF_SET_BUSY_RETRIES 2 1908 0 stevel #else 1909 0 stevel #define SD_CONF_SET_BUSY_RETRIES 5 1910 0 stevel #endif 1911 0 stevel #define SD_CONF_BSET_BSY_RETRY_COUNT (1 << SD_CONF_SET_BUSY_RETRIES) 1912 0 stevel 1913 0 stevel /* 1914 0 stevel * Bit flag telling driver that device does not have a valid/unique serial 1915 0 stevel * number. 1916 0 stevel */ 1917 0 stevel #if defined(__i386) || defined(__amd64) 1918 0 stevel #define SD_CONF_SET_FAB_DEVID 2 1919 0 stevel #else 1920 0 stevel #define SD_CONF_SET_FAB_DEVID 3 1921 0 stevel #endif 1922 0 stevel #define SD_CONF_BSET_FAB_DEVID (1 << SD_CONF_SET_FAB_DEVID) 1923 0 stevel 1924 0 stevel /* 1925 0 stevel * Bit flag telling driver to disable all caching for disk device. 1926 0 stevel */ 1927 0 stevel #if defined(__i386) || defined(__amd64) 1928 0 stevel #define SD_CONF_SET_NOCACHE 3 1929 0 stevel #else 1930 0 stevel #define SD_CONF_SET_NOCACHE 4 1931 0 stevel #endif 1932 0 stevel #define SD_CONF_BSET_NOCACHE (1 << SD_CONF_SET_NOCACHE) 1933 0 stevel 1934 0 stevel /* 1935 0 stevel * Bit flag telling driver that the PLAY AUDIO command requires parms in BCD 1936 0 stevel * format rather than binary. 1937 0 stevel */ 1938 0 stevel #if defined(__i386) || defined(__amd64) 1939 0 stevel #define SD_CONF_SET_PLAYMSF_BCD 4 1940 0 stevel #else 1941 0 stevel #define SD_CONF_SET_PLAYMSF_BCD 6 1942 0 stevel #endif 1943 0 stevel #define SD_CONF_BSET_PLAYMSF_BCD (1 << SD_CONF_SET_PLAYMSF_BCD) 1944 0 stevel 1945 0 stevel /* 1946 0 stevel * Bit flag telling driver that the response from the READ SUBCHANNEL command 1947 0 stevel * has BCD fields rather than binary. 1948 0 stevel */ 1949 0 stevel #if defined(__i386) || defined(__amd64) 1950 0 stevel #define SD_CONF_SET_READSUB_BCD 5 1951 0 stevel #else 1952 0 stevel #define SD_CONF_SET_READSUB_BCD 7 1953 0 stevel #endif 1954 0 stevel #define SD_CONF_BSET_READSUB_BCD (1 << SD_CONF_SET_READSUB_BCD) 1955 0 stevel 1956 0 stevel /* 1957 0 stevel * Bit in flags telling driver that the track number fields in the READ TOC 1958 0 stevel * request and respone are in BCD rather than binary. 1959 0 stevel */ 1960 0 stevel #if defined(__i386) || defined(__amd64) 1961 0 stevel #define SD_CONF_SET_READ_TOC_TRK_BCD 6 1962 0 stevel #else 1963 0 stevel #define SD_CONF_SET_READ_TOC_TRK_BCD 8 1964 0 stevel #endif 1965 0 stevel #define SD_CONF_BSET_READ_TOC_TRK_BCD (1 << SD_CONF_SET_READ_TOC_TRK_BCD) 1966 0 stevel 1967 0 stevel /* 1968 0 stevel * Bit flag telling driver that the address fields in the READ TOC request and 1969 0 stevel * respone are in BCD rather than binary. 1970 0 stevel */ 1971 0 stevel #if defined(__i386) || defined(__amd64) 1972 0 stevel #define SD_CONF_SET_READ_TOC_ADDR_BCD 7 1973 0 stevel #else 1974 0 stevel #define SD_CONF_SET_READ_TOC_ADDR_BCD 9 1975 0 stevel #endif 1976 0 stevel #define SD_CONF_BSET_READ_TOC_ADDR_BCD (1 << SD_CONF_SET_READ_TOC_ADDR_BCD) 1977 0 stevel 1978 0 stevel /* 1979 0 stevel * Bit flag telling the driver that the device doesn't support the READ HEADER 1980 0 stevel * command. 1981 0 stevel */ 1982 0 stevel #if defined(__i386) || defined(__amd64) 1983 0 stevel #define SD_CONF_SET_NO_READ_HEADER 8 1984 0 stevel #else 1985 0 stevel #define SD_CONF_SET_NO_READ_HEADER 10 1986 0 stevel #endif 1987 0 stevel #define SD_CONF_BSET_NO_READ_HEADER (1 << SD_CONF_SET_NO_READ_HEADER) 1988 0 stevel 1989 0 stevel /* 1990 0 stevel * Bit flag telling the driver that for the READ CD command the device uses 1991 0 stevel * opcode 0xd4 rather than 0xbe. 1992 0 stevel */ 1993 0 stevel #if defined(__i386) || defined(__amd64) 1994 0 stevel #define SD_CONF_SET_READ_CD_XD4 9 1995 0 stevel #else 1996 0 stevel #define SD_CONF_SET_READ_CD_XD4 11 1997 0 stevel #endif 1998 0 stevel #define SD_CONF_BSET_READ_CD_XD4 (1 << SD_CONF_SET_READ_CD_XD4) 1999 0 stevel 2000 0 stevel /* 2001 0 stevel * Bit flag telling the driver to set SCSI status Reset Retries 2002 0 stevel * (un_reset_retry_count) from sd.conf sd-config-list and driver table (4356701) 2003 0 stevel */ 2004 0 stevel #define SD_CONF_SET_RST_RETRIES 12 2005 0 stevel #define SD_CONF_BSET_RST_RETRIES (1 << SD_CONF_SET_RST_RETRIES) 2006 0 stevel 2007 0 stevel /* 2008 0 stevel * Bit flag telling the driver to set the reservation release timeout value 2009 0 stevel * from sd.conf sd-config-list and driver table. (4367306) 2010 0 stevel */ 2011 0 stevel #define SD_CONF_SET_RSV_REL_TIME 13 2012 0 stevel #define SD_CONF_BSET_RSV_REL_TIME (1 << SD_CONF_SET_RSV_REL_TIME) 2013 0 stevel 2014 0 stevel /* 2015 0 stevel * Bit flag telling the driver to verify that no commands are pending for a 2016 0 stevel * device before issuing a Test Unit Ready. This is a fw workaround for Seagate 2017 0 stevel * eliteI drives. (4392016) 2018 0 stevel */ 2019 0 stevel #define SD_CONF_SET_TUR_CHECK 14 2020 0 stevel #define SD_CONF_BSET_TUR_CHECK (1 << SD_CONF_SET_TUR_CHECK) 2021 0 stevel 2022 0 stevel /* 2023 0 stevel * Bit in flags telling driver to set min. throttle from ssd.conf 2024 0 stevel * ssd-config-list and driver table. 2025 0 stevel */ 2026 0 stevel #define SD_CONF_SET_MIN_THROTTLE 15 2027 0 stevel #define SD_CONF_BSET_MIN_THROTTLE (1 << SD_CONF_SET_MIN_THROTTLE) 2028 0 stevel 2029 0 stevel /* 2030 0 stevel * Bit in flags telling driver to set disksort disable flag from ssd.conf 2031 0 stevel * ssd-config-list and driver table. 2032 0 stevel */ 2033 0 stevel #define SD_CONF_SET_DISKSORT_DISABLED 16 2034 0 stevel #define SD_CONF_BSET_DISKSORT_DISABLED (1 << SD_CONF_SET_DISKSORT_DISABLED) 2035 0 stevel 2036 0 stevel /* 2037 0 stevel * Bit in flags telling driver to set LUN Reset enable flag from [s]sd.conf 2038 0 stevel * [s]sd-config-list and driver table. 2039 0 stevel */ 2040 0 stevel #define SD_CONF_SET_LUN_RESET_ENABLED 17 2041 0 stevel #define SD_CONF_BSET_LUN_RESET_ENABLED (1 << SD_CONF_SET_LUN_RESET_ENABLED) 2042 0 stevel 2043 0 stevel /* 2044 5065 gz161490 * Bit in flags telling driver that the write cache on the device is 2045 5065 gz161490 * non-volatile. 2046 5065 gz161490 */ 2047 5065 gz161490 #define SD_CONF_SET_CACHE_IS_NV 18 2048 5065 gz161490 #define SD_CONF_BSET_CACHE_IS_NV (1 << SD_CONF_SET_CACHE_IS_NV) 2049 5065 gz161490 2050 5065 gz161490 /* 2051 10131 Jane * Bit in flags telling driver that the power condition flag from [s]sd.conf 2052 10131 Jane * [s]sd-config-list and driver table. 2053 10131 Jane */ 2054 10131 Jane #define SD_CONF_SET_PC_DISABLED 19 2055 10131 Jane #define SD_CONF_BSET_PC_DISABLED (1 << SD_CONF_SET_PC_DISABLED) 2056 10131 Jane 2057 10131 Jane /* 2058 0 stevel * This is the number of items currently settable in the sd.conf 2059 0 stevel * sd-config-list. The mask value is defined for parameter checking. The 2060 0 stevel * item count and mask should be updated when new properties are added. 2061 0 stevel */ 2062 5065 gz161490 #define SD_CONF_MAX_ITEMS 19 2063 5065 gz161490 #define SD_CONF_BIT_MASK 0x0007FFFF 2064 0 stevel 2065 0 stevel typedef struct { 2066 0 stevel int sdt_throttle; 2067 0 stevel int sdt_ctype; 2068 0 stevel int sdt_not_rdy_retries; 2069 0 stevel int sdt_busy_retries; 2070 0 stevel int sdt_reset_retries; 2071 0 stevel int sdt_reserv_rel_time; 2072 0 stevel int sdt_min_throttle; 2073 0 stevel int sdt_disk_sort_dis; 2074 0 stevel int sdt_lun_reset_enable; 2075 5065 gz161490 int sdt_suppress_cache_flush; 2076 10131 Jane int sdt_power_condition_dis; 2077 0 stevel } sd_tunables; 2078 0 stevel 2079 0 stevel /* Type definition for static configuration table entries */ 2080 0 stevel typedef struct sd_disk_config { 2081 0 stevel char device_id[25]; 2082 0 stevel uint_t flags; 2083 0 stevel sd_tunables *properties; 2084 0 stevel } sd_disk_config_t; 2085 0 stevel 2086 0 stevel /* 2087 10131 Jane * first 2 bits of byte 4 options for 1bh command 2088 0 stevel */ 2089 0 stevel #define SD_TARGET_STOP 0x00 2090 0 stevel #define SD_TARGET_START 0x01 2091 0 stevel #define SD_TARGET_EJECT 0x02 2092 0 stevel #define SD_TARGET_CLOSE 0x03 2093 10131 Jane 2094 10131 Jane /* 2095 10131 Jane * power condition of byte 4 for 1bh command 2096 10131 Jane */ 2097 10131 Jane #define SD_TARGET_START_VALID 0x00 2098 10131 Jane #define SD_TARGET_ACTIVE 0x01 2099 10131 Jane #define SD_TARGET_IDLE 0x02 2100 10131 Jane #define SD_TARGET_STANDBY 0x03 2101 0 stevel 2102 0 stevel 2103 0 stevel #define SD_MODE_SENSE_PAGE3_CODE 0x03 2104 0 stevel #define SD_MODE_SENSE_PAGE4_CODE 0x04 2105 0 stevel 2106 0 stevel #define SD_MODE_SENSE_PAGE3_LENGTH \ 2107 0 stevel (sizeof (struct mode_format) + MODE_PARAM_LENGTH) 2108 0 stevel #define SD_MODE_SENSE_PAGE4_LENGTH \ 2109 0 stevel (sizeof (struct mode_geometry) + MODE_PARAM_LENGTH) 2110 0 stevel 2111 0 stevel /* 2112 0 stevel * These command codes need to be moved to sys/scsi/generic/commands.h 2113 0 stevel */ 2114 0 stevel 2115 0 stevel /* Both versions of the Read CD command */ 2116 0 stevel 2117 0 stevel /* the official SCMD_READ_CD now comes from cdio.h */ 2118 0 stevel #define SCMD_READ_CDD4 0xd4 /* the one used by some first */ 2119 0 stevel /* generation ATAPI CD drives */ 2120 0 stevel 2121 0 stevel /* expected sector type filter values for Play and Read CD CDBs */ 2122 0 stevel #define CDROM_SECTOR_TYPE_CDDA (1<<2) /* IEC 908:1987 (CDDA) */ 2123 0 stevel #define CDROM_SECTOR_TYPE_MODE1 (2<<2) /* Yellow book 2048 bytes */ 2124 0 stevel #define CDROM_SECTOR_TYPE_MODE2 (3<<2) /* Yellow book 2335 bytes */ 2125 0 stevel #define CDROM_SECTOR_TYPE_MODE2_FORM1 (4<<2) /* 2048 bytes */ 2126 0 stevel #define CDROM_SECTOR_TYPE_MODE2_FORM2 (5<<2) /* 2324 bytes */ 2127 0 stevel 2128 0 stevel /* READ CD filter bits (cdb[9]) */ 2129 0 stevel #define CDROM_READ_CD_SYNC 0x80 /* read sync field */ 2130 0 stevel #define CDROM_READ_CD_HDR 0x20 /* read four byte header */ 2131 0 stevel #define CDROM_READ_CD_SUBHDR 0x40 /* read sub-header */ 2132 0 stevel #define CDROM_READ_CD_ALLHDRS 0x60 /* read header and sub-header */ 2133 0 stevel #define CDROM_READ_CD_USERDATA 0x10 /* read user data */ 2134 0 stevel #define CDROM_READ_CD_EDC_ECC 0x08 /* read EDC and ECC field */ 2135 0 stevel #define CDROM_READ_CD_C2 0x02 /* read C2 error data */ 2136 0 stevel #define CDROM_READ_CD_C2_BEB 0x04 /* read C2 and Block Error Bits */ 2137 0 stevel 2138 0 stevel 2139 0 stevel /* 2140 0 stevel * These belong in sys/scsi/generic/mode.h 2141 0 stevel */ 2142 0 stevel 2143 0 stevel /* 2144 0 stevel * Mode Sense/Select Header response for Group 2 CDB. 2145 0 stevel */ 2146 0 stevel 2147 0 stevel struct mode_header_grp2 { 2148 0 stevel uchar_t length_msb; /* MSB - number of bytes following */ 2149 0 stevel uchar_t length_lsb; 2150 0 stevel uchar_t medium_type; /* device specific */ 2151 0 stevel uchar_t device_specific; /* device specfic parameters */ 2152 0 stevel uchar_t resv[2]; /* reserved */ 2153 0 stevel uchar_t bdesc_length_hi; /* length of block descriptor(s) */ 2154 0 stevel /* (if any) */ 2155 0 stevel uchar_t bdesc_length_lo; 2156 0 stevel }; 2157 0 stevel 2158 0 stevel _NOTE(SCHEME_PROTECTS_DATA("Unshared data", mode_header_grp2)) 2159 0 stevel 2160 0 stevel /* 2161 0 stevel * Length of the Mode Parameter Header for the Group 2 Mode Select command 2162 0 stevel */ 2163 0 stevel #define MODE_HEADER_LENGTH_GRP2 (sizeof (struct mode_header_grp2)) 2164 0 stevel #define MODE_PARAM_LENGTH_GRP2 (MODE_HEADER_LENGTH_GRP2 + MODE_BLK_DESC_LENGTH) 2165 0 stevel 2166 0 stevel /* 2167 0 stevel * Mode Page 1 - Error Recovery Page 2168 0 stevel */ 2169 0 stevel #define MODEPAGE_ERR_RECOVER 1 2170 0 stevel 2171 0 stevel /* 2172 0 stevel * The following buffer length define is 8 bytes for the Group 2 mode page 2173 0 stevel * header, 8 bytes for the block descriptor and 26 bytes for the cdrom 2174 0 stevel * capabilities page (per MMC-2) 2175 0 stevel */ 2176 0 stevel #define MODEPAGE_CDROM_CAP 0x2A 2177 0 stevel #define MODEPAGE_CDROM_CAP_LEN 26 2178 0 stevel #define BUFLEN_MODE_CDROM_CAP (MODEPAGE_CDROM_CAP_LEN + \ 2179 0 stevel MODE_HEADER_LENGTH_GRP2 + MODE_BLK_DESC_LENGTH) 2180 0 stevel 2181 0 stevel 2182 0 stevel /* 2183 0 stevel * Power management defines 2184 0 stevel */ 2185 0 stevel #define SD_SPINDLE_UNINIT (-1) 2186 0 stevel #define SD_SPINDLE_OFF 0 2187 0 stevel #define SD_SPINDLE_ON 1 2188 10131 Jane #define SD_SPINDLE_STOPPED 0 2189 10131 Jane #define SD_SPINDLE_STANDBY 1 2190 10131 Jane #define SD_SPINDLE_IDLE 2 2191 10131 Jane #define SD_SPINDLE_ACTIVE 3 2192 10131 Jane #define SD_PM_NOT_SUPPORTED 4 2193 10131 Jane 2194 10131 Jane /* 2195 10131 Jane * Power method flag 2196 10131 Jane */ 2197 10131 Jane #define SD_START_STOP 0 2198 10131 Jane #define SD_POWER_CONDITION 1 2199 10131 Jane 2200 10131 Jane 2201 10131 Jane /* 2202 10131 Jane * Number of power level for start stop or power condition 2203 10131 Jane */ 2204 10131 Jane #define SD_PM_NUM_LEVEL_SSU_SS 2 2205 10131 Jane #define SD_PM_NUM_LEVEL_SSU_PC 4 2206 10131 Jane 2207 10131 Jane /* 2208 10131 Jane * SD internal power state change flag 2209 10131 Jane */ 2210 10131 Jane #define SD_PM_STATE_CHANGE 0 2211 10131 Jane #define SD_PM_STATE_ROLLBACK 1 2212 10131 Jane 2213 10131 Jane /* 2214 10131 Jane * Power attribute table 2215 10131 Jane */ 2216 10131 Jane typedef struct disk_power_attr_ss { 2217 10131 Jane char *pm_comp[SD_PM_NUM_LEVEL_SSU_SS + 2]; /* pm component */ 2218 10131 Jane int ran_perf[SD_PM_NUM_LEVEL_SSU_SS]; /* random performance */ 2219 10131 Jane int pwr_saving[SD_PM_NUM_LEVEL_SSU_SS]; /* power saving */ 2220 10131 Jane int latency[SD_PM_NUM_LEVEL_SSU_SS]; /* latency */ 2221 10131 Jane }sd_power_attr_ss; 2222 10131 Jane 2223 10131 Jane typedef struct disk_power_attr_pc { 2224 10131 Jane char *pm_comp[SD_PM_NUM_LEVEL_SSU_PC + 2]; /* pm component */ 2225 10131 Jane int ran_perf[SD_PM_NUM_LEVEL_SSU_PC]; /* random performance */ 2226 10131 Jane int pwr_saving[SD_PM_NUM_LEVEL_SSU_PC]; /* power saving */ 2227 10131 Jane int latency[SD_PM_NUM_LEVEL_SSU_PC]; /* latency */ 2228 10131 Jane }sd_power_attr_pc; 2229 0 stevel 2230 0 stevel 2231 0 stevel /* 2232 0 stevel * No Need to resume if already in PM_SUSPEND state because the thread 2233 0 stevel * was suspended in sdpower. It will be resumed when sdpower is invoked to make 2234 0 stevel * the device active. 2235 0 stevel * When the thread is suspended, the watch thread is terminated and 2236 0 stevel * the token is NULLed so check for this condition. 2237 0 stevel * If there's a thread that can be resumed, ie. token is not NULL, then 2238 0 stevel * it can be resumed. 2239 0 stevel */ 2240 0 stevel #define SD_OK_TO_RESUME_SCSI_WATCHER(un) (un->un_swr_token != NULL) 2241 0 stevel /* 2242 0 stevel * No Need to resume if already in PM_SUSPEND state because the thread 2243 0 stevel * was suspended in sdpower. It will be resumed when sdpower is invoked to make 2244 0 stevel * the device active. 2245 0 stevel * When the thread is suspended, the watch thread is terminated and 2246 0 stevel * the token is NULLed so check for this condition. 2247 0 stevel */ 2248 0 stevel #define SD_OK_TO_SUSPEND_SCSI_WATCHER(un) (un->un_swr_token != NULL) 2249 0 stevel #define SD_DEVICE_IS_IN_LOW_POWER(un) ((un->un_f_pm_is_enabled) && \ 2250 0 stevel (un->un_pm_count < 0)) 2251 10131 Jane #define SD_PM_STATE_ACTIVE(un) \ 2252 10131 Jane (un->un_f_power_condition_supported ? \ 2253 10131 Jane SD_SPINDLE_ACTIVE : SD_SPINDLE_ON) 2254 10131 Jane #define SD_PM_STATE_STOPPED(un) \ 2255 10131 Jane (un->un_f_power_condition_supported ? \ 2256 10131 Jane SD_SPINDLE_STOPPED : SD_SPINDLE_OFF) 2257 10131 Jane #define SD_PM_IS_LEVEL_VALID(un, level) \ 2258 10131 Jane ((un->un_f_power_condition_supported && \ 2259 10131 Jane level >= SD_SPINDLE_STOPPED && \ 2260 10131 Jane level <= SD_SPINDLE_ACTIVE) || \ 2261 10131 Jane (!un->un_f_power_condition_supported && \ 2262 10131 Jane level >= SD_SPINDLE_OFF && \ 2263 10131 Jane level <= SD_SPINDLE_ON)) 2264 10131 Jane #define SD_PM_IS_IO_CAPABLE(un, level) \ 2265 10131 Jane ((un->un_f_power_condition_supported && \ 2266 10131 Jane sd_pwr_pc.ran_perf[level] > 0) || \ 2267 10131 Jane (!un->un_f_power_condition_supported && \ 2268 10131 Jane sd_pwr_ss.ran_perf[level] > 0)) 2269 10131 Jane #define SD_PM_STOP_MOTOR_NEEDED(un, level) \ 2270 10131 Jane ((un->un_f_power_condition_supported && \ 2271 10131 Jane level <= SD_SPINDLE_STANDBY) || \ 2272 10131 Jane (!un->un_f_power_condition_supported && \ 2273 10131 Jane level == SD_SPINDLE_OFF)) 2274 10131 Jane 2275 0 stevel /* 2276 0 stevel * Could move this define to some thing like log sense.h in SCSA headers 2277 0 stevel * But for now let it live here. 2278 0 stevel */ 2279 0 stevel #define START_STOP_CYCLE_COUNTER_PAGE_SIZE 0x28 2280 0 stevel #define START_STOP_CYCLE_PAGE 0x0E 2281 0 stevel #define START_STOP_CYCLE_VU_PAGE 0x31 2282 0 stevel 2283 0 stevel /* CD-ROM Error Recovery Parameters page (0x01) */ 2284 0 stevel #define MODEPAGE_ERR_RECOV 0x1 2285 0 stevel #define BUFLEN_CHG_BLK_MODE MODE_HEADER_LENGTH + MODE_BLK_DESC_LENGTH 2286 0 stevel 2287 0 stevel /* 2288 0 stevel * Vendor Specific (Toshiba) CD-ROM Speed page (0x31) 2289 0 stevel * 2290 0 stevel * The following buffer length define is 4 bytes for the Group 0 mode page 2291 0 stevel * header, 8 bytes for the block descriptor and 4 bytes for the mode speed page. 2292 0 stevel */ 2293 0 stevel #define MODEPAGE_CDROM_SPEED_LEN 4 2294 0 stevel #define BUFLEN_MODE_CDROM_SPEED MODEPAGE_CDROM_SPEED_LEN +\ 2295 0 stevel MODE_HEADER_LENGTH +\ 2296 0 stevel MODE_BLK_DESC_LENGTH 2297 0 stevel #define SD_SPEED_1X 176 2298 0 stevel 2299 0 stevel /* CD-ROM Audio Control Parameters page (0x0E) */ 2300 0 stevel #define MODEPAGE_AUDIO_CTRL 0x0E 2301 0 stevel #define MODEPAGE_AUDIO_CTRL_LEN 16 2302 0 stevel 2303 0 stevel /* CD-ROM Sony Read Offset Defines */ 2304 0 stevel #define SONY_SESSION_OFFSET_LEN 12 2305 0 stevel #define SONY_SESSION_OFFSET_KEY 0x40 2306 0 stevel #define SONY_SESSION_OFFSET_VALID 0x0a 2307 0 stevel 2308 0 stevel /* 2309 0 stevel * CD-ROM Write Protect Defines 2310 0 stevel * 2311 0 stevel * Bit 7 of the device specific field of the mode page header is the write 2312 0 stevel * protect bit. 2313 0 stevel */ 2314 0 stevel #define WRITE_PROTECT 0x80 2315 0 stevel 2316 0 stevel /* 2317 0 stevel * Define for the length of a profile header returned in response to the 2318 0 stevel * GET CONFIGURATION command 2319 0 stevel */ 2320 0 stevel #define SD_PROFILE_HEADER_LEN 8 /* bytes */ 2321 0 stevel 2322 0 stevel /* 2323 270 phitran * Define the length of the data in response to the GET CONFIGURATION 2324 270 phitran * command. The 3rd byte of the feature descriptor contains the 2325 270 phitran * current feature field that is of interest. This field begins 2326 270 phitran * after the feature header which is 8 bytes. This variable length 2327 270 phitran * was increased in size from 11 to 24 because some devices became 2328 270 phitran * unresponsive with the smaller size. 2329 0 stevel */ 2330 270 phitran #define SD_CURRENT_FEATURE_LEN 24 /* bytes */ 2331 0 stevel 2332 0 stevel /* 2333 0 stevel * Feature codes associated with GET CONFIGURATION command for supported 2334 0 stevel * devices. 2335 0 stevel */ 2336 0 stevel #define RANDOM_WRITABLE 0x20 2337 0 stevel #define HARDWARE_DEFECT_MANAGEMENT 0x24 2338 0 stevel 2339 0 stevel /* 2340 0 stevel * Could move this define to some thing like log sense.h in SCSA headers 2341 0 stevel * But for now let it live here. 2342 0 stevel */ 2343 0 stevel #define TEMPERATURE_PAGE 0x0D 2344 0 stevel #define TEMPERATURE_PAGE_SIZE 16 /* bytes */ 2345 0 stevel 2346 0 stevel /* delay time used for sd_media_watch_cb delayed cv broadcast */ 2347 0 stevel #define MEDIA_ACCESS_DELAY 2000000 2348 0 stevel 2349 0 stevel 2350 0 stevel /* SCSI power on or bus device reset additional sense code */ 2351 0 stevel #define SD_SCSI_RESET_SENSE_CODE 0x29 2352 0 stevel 2353 0 stevel /* 2354 0 stevel * These defines are for the Vital Product Data Pages in the inquiry command. 2355 0 stevel * They are the bits in the un_vpd_page mask, telling the supported pages. 2356 0 stevel */ 2357 0 stevel #define SD_VPD_SUPPORTED_PG 0x01 /* 0x00 - Supported VPD pages */ 2358 0 stevel #define SD_VPD_UNIT_SERIAL_PG 0x02 /* 0x80 - Unit Serial Number */ 2359 0 stevel #define SD_VPD_OPERATING_PG 0x04 /* 0x81 - Implemented Op Defs */ 2360 0 stevel #define SD_VPD_ASCII_OP_PG 0x08 /* 0x82 - ASCII Op Defs */ 2361 0 stevel #define SD_VPD_DEVID_WWN_PG 0x10 /* 0x83 - Device Identification */ 2362 5065 gz161490 #define SD_VPD_EXTENDED_DATA_PG 0x80 /* 0x86 - Extended data about the lun */ 2363 10320 Larry #define SD_VPD_DEV_CHARACTER_PG 0x400 /* 0xB1 - Device Characteristics */ 2364 5065 gz161490 2365 5065 gz161490 /* 2366 5065 gz161490 * Non-volatile cache support 2367 5065 gz161490 * 2368 5065 gz161490 * Bit 1 of the byte 6 in the Extended INQUIRY data VPD page 2369 5065 gz161490 * is NV_SUP bit: An NV_SUP bit set to one indicates that 2370 5065 gz161490 * the device server supports a non-volatile cache. An 2371 5065 gz161490 * NV_SUP bit set to zero indicates that the device 2372 5065 gz161490 * server may or may not support a non-volatile cache. 2373 5065 gz161490 * 2374 5065 gz161490 * Bit 2 of the byte 1 in the SYNC CACHE command is SYNC_NV 2375 5065 gz161490 * bit: The SYNC_NV bit specifies whether the device server 2376 5065 gz161490 * is required to synchronize volatile and non-volatile 2377 5065 gz161490 * caches. 2378 5065 gz161490 */ 2379 5065 gz161490 #define SD_VPD_NV_SUP 0x02 2380 5065 gz161490 #define SD_SYNC_NV_BIT 0x04 2381 0 stevel 2382 0 stevel /* 2383 0 stevel * Addition from sddef.intel.h 2384 0 stevel */ 2385 0 stevel #if defined(__i386) || defined(__amd64) 2386 0 stevel 2387 0 stevel #define P0_RAW_DISK (NDKMAP) 2388 0 stevel #define FDISK_P1 (NDKMAP+1) 2389 0 stevel #define FDISK_P2 (NDKMAP+2) 2390 0 stevel #define FDISK_P3 (NDKMAP+3) 2391 0 stevel #define FDISK_P4 (NDKMAP+4) 2392 0 stevel 2393 0 stevel #endif /* __i386 || __amd64 */ 2394 0 stevel 2395 0 stevel #ifdef __cplusplus 2396 0 stevel } 2397 0 stevel #endif 2398 0 stevel 2399 0 stevel 2400 0 stevel #endif /* _SYS_SCSI_TARGETS_SDDEF_H */ 2401
Indexes created Wed Nov 25 14:57:20 UTC 2009
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