1 /*- 2 * Copyright (c) 2003, 2004, 2005, 2008 Silicon Graphics International Corp. 3 * Copyright (c) 2014-2015 Alexander Motin <mav@FreeBSD.org> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions, and the following disclaimer, 11 * without modification. 12 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 13 * substantially similar to the "NO WARRANTY" disclaimer below 14 * ("Disclaimer") and any redistribution must be conditioned upon 15 * including a substantially similar Disclaimer requirement for further 16 * binary redistribution. 17 * 18 * NO WARRANTY 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 27 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 28 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGES. 30 * 31 * $Id: //depot/users/kenm/FreeBSD-test2/sys/cam/ctl/ctl_private.h#7 $ 32 * $FreeBSD$ 33 */ 34 /* 35 * CAM Target Layer driver private data structures/definitions. 36 * 37 * Author: Ken Merry <ken@FreeBSD.org> 38 */ 39 40 #ifndef _CTL_PRIVATE_H_ 41 #define _CTL_PRIVATE_H_ 42 43 #include <cam/scsi/scsi_all.h> 44 #include <cam/scsi/scsi_cd.h> 45 #include <cam/scsi/scsi_da.h> 46 47 /* 48 * SCSI vendor and product names. 49 */ 50 #define CTL_VENDOR "FREEBSD " 51 #define CTL_DIRECT_PRODUCT "CTLDISK " 52 #define CTL_PROCESSOR_PRODUCT "CTLPROCESSOR " 53 #define CTL_CDROM_PRODUCT "CTLCDROM " 54 #define CTL_UNKNOWN_PRODUCT "CTLDEVICE " 55 56 #define CTL_POOL_ENTRIES_OTHER_SC 200 57 58 struct ctl_io_pool { 59 char name[64]; 60 uint32_t id; 61 struct ctl_softc *ctl_softc; 62 struct uma_zone *zone; 63 }; 64 65 typedef enum { 66 CTL_SER_BLOCK, 67 CTL_SER_BLOCKOPT, 68 CTL_SER_EXTENT, 69 CTL_SER_EXTENTOPT, 70 CTL_SER_EXTENTSEQ, 71 CTL_SER_PASS, 72 CTL_SER_SKIP 73 } ctl_serialize_action; 74 75 typedef enum { 76 CTL_ACTION_BLOCK, 77 CTL_ACTION_OVERLAP, 78 CTL_ACTION_OVERLAP_TAG, 79 CTL_ACTION_PASS, 80 CTL_ACTION_SKIP, 81 CTL_ACTION_ERROR 82 } ctl_action; 83 84 /* 85 * WARNING: Keep the bottom nibble here free, we OR in the data direction 86 * flags for each command. 87 * 88 * Note: "OK_ON_NO_LUN" == we don't have to have a lun configured 89 * "OK_ON_BOTH" == we have to have a lun configured 90 * "SA5" == command has 5-bit service action at byte 1 91 */ 92 typedef enum { 93 CTL_CMD_FLAG_NONE = 0x0000, 94 CTL_CMD_FLAG_NO_SENSE = 0x0010, 95 CTL_CMD_FLAG_ALLOW_ON_RESV = 0x0020, 96 CTL_CMD_FLAG_ALLOW_ON_PR_RESV = 0x0040, 97 CTL_CMD_FLAG_ALLOW_ON_PR_WRESV = 0x0080, 98 CTL_CMD_FLAG_OK_ON_PROC = 0x0100, 99 CTL_CMD_FLAG_OK_ON_DIRECT = 0x0200, 100 CTL_CMD_FLAG_OK_ON_CDROM = 0x0400, 101 CTL_CMD_FLAG_OK_ON_BOTH = 0x0700, 102 CTL_CMD_FLAG_OK_ON_NO_LUN = 0x0800, 103 CTL_CMD_FLAG_OK_ON_NO_MEDIA = 0x1000, 104 CTL_CMD_FLAG_OK_ON_STANDBY = 0x2000, 105 CTL_CMD_FLAG_OK_ON_UNAVAIL = 0x4000, 106 CTL_CMD_FLAG_SA5 = 0x8000, 107 CTL_CMD_FLAG_RUN_HERE = 0x10000 108 } ctl_cmd_flags; 109 110 typedef enum { 111 CTL_SERIDX_TUR = 0, 112 CTL_SERIDX_READ, 113 CTL_SERIDX_WRITE, 114 CTL_SERIDX_UNMAP, 115 CTL_SERIDX_SYNC, 116 CTL_SERIDX_MD_SNS, 117 CTL_SERIDX_MD_SEL, 118 CTL_SERIDX_RQ_SNS, 119 CTL_SERIDX_INQ, 120 CTL_SERIDX_RD_CAP, 121 CTL_SERIDX_RES, 122 CTL_SERIDX_LOG_SNS, 123 CTL_SERIDX_FORMAT, 124 CTL_SERIDX_START, 125 /* TBD: others to be filled in as needed */ 126 CTL_SERIDX_COUNT, /* LAST, not a normal code, provides # codes */ 127 CTL_SERIDX_INVLD = CTL_SERIDX_COUNT 128 } ctl_seridx; 129 130 typedef int ctl_opfunc(struct ctl_scsiio *ctsio); 131 132 struct ctl_cmd_entry { 133 ctl_opfunc *execute; 134 ctl_seridx seridx; 135 ctl_cmd_flags flags; 136 ctl_lun_error_pattern pattern; 137 uint8_t length; /* CDB length */ 138 uint8_t usage[15]; /* Mask of allowed CDB bits 139 * after the opcode byte. */ 140 }; 141 142 typedef enum { 143 CTL_LUN_NONE = 0x000, 144 CTL_LUN_CONTROL = 0x001, 145 CTL_LUN_RESERVED = 0x002, 146 CTL_LUN_INVALID = 0x004, 147 CTL_LUN_DISABLED = 0x008, 148 CTL_LUN_MALLOCED = 0x010, 149 CTL_LUN_STOPPED = 0x020, 150 CTL_LUN_NO_MEDIA = 0x040, 151 CTL_LUN_EJECTED = 0x080, 152 CTL_LUN_PR_RESERVED = 0x100, 153 CTL_LUN_PRIMARY_SC = 0x200, 154 CTL_LUN_SENSE_DESC = 0x400, 155 CTL_LUN_READONLY = 0x800, 156 CTL_LUN_PEER_SC_PRIMARY = 0x1000, 157 CTL_LUN_REMOVABLE = 0x2000 158 } ctl_lun_flags; 159 160 typedef enum { 161 CTLBLOCK_FLAG_NONE = 0x00, 162 CTLBLOCK_FLAG_INVALID = 0x01 163 } ctlblock_flags; 164 165 union ctl_softcs { 166 struct ctl_softc *ctl_softc; 167 struct ctlblock_softc *ctlblock_softc; 168 }; 169 170 /* 171 * Mode page defaults. 172 */ 173 #if 0 174 /* 175 * These values make Solaris trim off some of the capacity. 176 */ 177 #define CTL_DEFAULT_SECTORS_PER_TRACK 63 178 #define CTL_DEFAULT_HEADS 255 179 /* 180 * These values seem to work okay. 181 */ 182 #define CTL_DEFAULT_SECTORS_PER_TRACK 63 183 #define CTL_DEFAULT_HEADS 16 184 /* 185 * These values work reasonably well. 186 */ 187 #define CTL_DEFAULT_SECTORS_PER_TRACK 512 188 #define CTL_DEFAULT_HEADS 64 189 #endif 190 191 /* 192 * Solaris is somewhat picky about how many heads and sectors per track you 193 * have defined in mode pages 3 and 4. These values seem to cause Solaris 194 * to get the capacity more or less right when you run the format tool. 195 * They still have problems when dealing with devices larger than 1TB, 196 * but there isn't anything we can do about that. 197 * 198 * For smaller LUN sizes, this ends up causing the number of cylinders to 199 * work out to 0. Solaris actually recognizes that and comes up with its 200 * own bogus geometry to fit the actual capacity of the drive. They really 201 * should just give up on geometry and stick to the read capacity 202 * information alone for modern disk drives. 203 * 204 * One thing worth mentioning about Solaris' mkfs command is that it 205 * doesn't like sectors per track values larger than 256. 512 seems to 206 * work okay for format, but causes problems when you try to make a 207 * filesystem. 208 * 209 * Another caveat about these values: the product of these two values 210 * really should be a power of 2. This is because of the simplistic 211 * shift-based calculation that we have to use on the i386 platform to 212 * calculate the number of cylinders here. (If you use a divide, you end 213 * up calling __udivdi3(), which is a hardware FP call on the PC. On the 214 * XScale, it is done in software, so you can do that from inside the 215 * kernel.) 216 * 217 * So for the current values (256 S/T, 128 H), we get 32768, which works 218 * very nicely for calculating cylinders. 219 * 220 * If you want to change these values so that their product is no longer a 221 * power of 2, re-visit the calculation in ctl_init_page_index(). You may 222 * need to make it a bit more complicated to get the number of cylinders 223 * right. 224 */ 225 #define CTL_DEFAULT_SECTORS_PER_TRACK 256 226 #define CTL_DEFAULT_HEADS 128 227 228 #define CTL_DEFAULT_ROTATION_RATE SVPD_NON_ROTATING 229 230 struct ctl_page_index; 231 232 typedef int ctl_modesen_handler(struct ctl_scsiio *ctsio, 233 struct ctl_page_index *page_index, 234 int pc); 235 typedef int ctl_modesel_handler(struct ctl_scsiio *ctsio, 236 struct ctl_page_index *page_index, 237 uint8_t *page_ptr); 238 239 typedef enum { 240 CTL_PAGE_FLAG_NONE = 0x00, 241 CTL_PAGE_FLAG_DIRECT = 0x01, 242 CTL_PAGE_FLAG_PROC = 0x02, 243 CTL_PAGE_FLAG_CDROM = 0x04, 244 CTL_PAGE_FLAG_ALL = 0x07 245 } ctl_page_flags; 246 247 struct ctl_page_index { 248 uint8_t page_code; 249 uint8_t subpage; 250 uint16_t page_len; 251 uint8_t *page_data; 252 ctl_page_flags page_flags; 253 ctl_modesen_handler *sense_handler; 254 ctl_modesel_handler *select_handler; 255 }; 256 257 #define CTL_PAGE_CURRENT 0x00 258 #define CTL_PAGE_CHANGEABLE 0x01 259 #define CTL_PAGE_DEFAULT 0x02 260 #define CTL_PAGE_SAVED 0x03 261 262 #define CTL_NUM_LBP_PARAMS 4 263 #define CTL_NUM_LBP_THRESH 4 264 #define CTL_LBP_EXPONENT 11 /* 2048 sectors */ 265 #define CTL_LBP_PERIOD 10 /* 10 seconds */ 266 #define CTL_LBP_UA_PERIOD 300 /* 5 minutes */ 267 268 struct ctl_logical_block_provisioning_page { 269 struct scsi_logical_block_provisioning_page main; 270 struct scsi_logical_block_provisioning_page_descr descr[CTL_NUM_LBP_THRESH]; 271 }; 272 273 static const struct ctl_page_index page_index_template[] = { 274 {SMS_RW_ERROR_RECOVERY_PAGE, 0, sizeof(struct scsi_da_rw_recovery_page), NULL, 275 CTL_PAGE_FLAG_DIRECT | CTL_PAGE_FLAG_CDROM, NULL, NULL}, 276 {SMS_FORMAT_DEVICE_PAGE, 0, sizeof(struct scsi_format_page), NULL, 277 CTL_PAGE_FLAG_DIRECT, NULL, NULL}, 278 {SMS_RIGID_DISK_PAGE, 0, sizeof(struct scsi_rigid_disk_page), NULL, 279 CTL_PAGE_FLAG_DIRECT, NULL, NULL}, 280 {SMS_CACHING_PAGE, 0, sizeof(struct scsi_caching_page), NULL, 281 CTL_PAGE_FLAG_DIRECT | CTL_PAGE_FLAG_CDROM, 282 NULL, ctl_caching_sp_handler}, 283 {SMS_CONTROL_MODE_PAGE, 0, sizeof(struct scsi_control_page), NULL, 284 CTL_PAGE_FLAG_ALL, NULL, ctl_control_page_handler}, 285 {SMS_CONTROL_MODE_PAGE | SMPH_SPF, 0x01, 286 sizeof(struct scsi_control_ext_page), NULL, 287 CTL_PAGE_FLAG_ALL, NULL, NULL}, 288 {SMS_INFO_EXCEPTIONS_PAGE, 0, sizeof(struct scsi_info_exceptions_page), NULL, 289 CTL_PAGE_FLAG_ALL, NULL, NULL}, 290 {SMS_INFO_EXCEPTIONS_PAGE | SMPH_SPF, 0x02, 291 sizeof(struct ctl_logical_block_provisioning_page), NULL, 292 CTL_PAGE_FLAG_DIRECT, NULL, NULL}, 293 {SMS_CDDVD_CAPS_PAGE, 0, 294 sizeof(struct scsi_cddvd_capabilities_page), NULL, 295 CTL_PAGE_FLAG_CDROM, NULL, NULL}, 296 {SMS_VENDOR_SPECIFIC_PAGE | SMPH_SPF, DBGCNF_SUBPAGE_CODE, 297 sizeof(struct copan_debugconf_subpage), NULL, CTL_PAGE_FLAG_ALL, 298 ctl_debugconf_sp_sense_handler, ctl_debugconf_sp_select_handler}, 299 }; 300 301 #define CTL_NUM_MODE_PAGES sizeof(page_index_template)/ \ 302 sizeof(page_index_template[0]) 303 304 struct ctl_mode_pages { 305 struct scsi_da_rw_recovery_page rw_er_page[4]; 306 struct scsi_format_page format_page[4]; 307 struct scsi_rigid_disk_page rigid_disk_page[4]; 308 struct scsi_caching_page caching_page[4]; 309 struct scsi_control_page control_page[4]; 310 struct scsi_control_ext_page control_ext_page[4]; 311 struct scsi_info_exceptions_page ie_page[4]; 312 struct ctl_logical_block_provisioning_page lbp_page[4]; 313 struct scsi_cddvd_capabilities_page cddvd_page[4]; 314 struct copan_debugconf_subpage debugconf_subpage[4]; 315 struct ctl_page_index index[CTL_NUM_MODE_PAGES]; 316 }; 317 318 static const struct ctl_page_index log_page_index_template[] = { 319 {SLS_SUPPORTED_PAGES_PAGE, 0, 0, NULL, 320 CTL_PAGE_FLAG_ALL, NULL, NULL}, 321 {SLS_SUPPORTED_PAGES_PAGE, SLS_SUPPORTED_SUBPAGES_SUBPAGE, 0, NULL, 322 CTL_PAGE_FLAG_ALL, NULL, NULL}, 323 {SLS_LOGICAL_BLOCK_PROVISIONING, 0, 0, NULL, 324 CTL_PAGE_FLAG_DIRECT, ctl_lbp_log_sense_handler, NULL}, 325 {SLS_STAT_AND_PERF, 0, 0, NULL, 326 CTL_PAGE_FLAG_ALL, ctl_sap_log_sense_handler, NULL}, 327 }; 328 329 #define CTL_NUM_LOG_PAGES sizeof(log_page_index_template)/ \ 330 sizeof(log_page_index_template[0]) 331 332 struct ctl_log_pages { 333 uint8_t pages_page[CTL_NUM_LOG_PAGES]; 334 uint8_t subpages_page[CTL_NUM_LOG_PAGES * 2]; 335 uint8_t lbp_page[12*CTL_NUM_LBP_PARAMS]; 336 struct stat_page { 337 struct scsi_log_stat_and_perf sap; 338 struct scsi_log_idle_time it; 339 struct scsi_log_time_interval ti; 340 } stat_page; 341 struct ctl_page_index index[CTL_NUM_LOG_PAGES]; 342 }; 343 344 struct ctl_lun_delay_info { 345 ctl_delay_type datamove_type; 346 uint32_t datamove_delay; 347 ctl_delay_type done_type; 348 uint32_t done_delay; 349 }; 350 351 #define CTL_PR_ALL_REGISTRANTS 0xFFFFFFFF 352 #define CTL_PR_NO_RESERVATION 0xFFFFFFF0 353 354 struct ctl_devid { 355 int len; 356 uint8_t data[]; 357 }; 358 359 /* 360 * For report target port groups. 361 */ 362 #define NUM_TARGET_PORT_GROUPS 2 363 364 #define CTL_WRITE_BUFFER_SIZE 262144 365 366 struct tpc_list; 367 struct ctl_lun { 368 struct mtx lun_lock; 369 uint64_t lun; 370 ctl_lun_flags flags; 371 STAILQ_HEAD(,ctl_error_desc) error_list; 372 uint64_t error_serial; 373 struct ctl_softc *ctl_softc; 374 struct ctl_be_lun *be_lun; 375 struct ctl_backend_driver *backend; 376 struct ctl_lun_delay_info delay_info; 377 #ifdef CTL_TIME_IO 378 sbintime_t idle_time; 379 sbintime_t last_busy; 380 #endif 381 TAILQ_HEAD(ctl_ooaq, ctl_io_hdr) ooa_queue; 382 TAILQ_HEAD(ctl_blockq,ctl_io_hdr) blocked_queue; 383 STAILQ_ENTRY(ctl_lun) links; 384 #ifdef CTL_WITH_CA 385 uint32_t have_ca[CTL_MAX_INITIATORS >> 5]; 386 struct scsi_sense_data pending_sense[CTL_MAX_INITIATORS]; 387 #endif 388 ctl_ua_type *pending_ua[CTL_MAX_PORTS]; 389 uint8_t ua_tpt_info[8]; 390 time_t lasttpt; 391 struct ctl_mode_pages mode_pages; 392 struct ctl_log_pages log_pages; 393 struct ctl_lun_io_stats stats; 394 uint32_t res_idx; 395 uint32_t pr_generation; 396 uint64_t *pr_keys[CTL_MAX_PORTS]; 397 int pr_key_count; 398 uint32_t pr_res_idx; 399 uint8_t pr_res_type; 400 int prevent_count; 401 uint32_t prevent[(CTL_MAX_INITIATORS+31)/32]; 402 uint8_t *write_buffer; 403 struct ctl_devid *lun_devid; 404 TAILQ_HEAD(tpc_lists, tpc_list) tpc_lists; 405 }; 406 407 typedef enum { 408 CTL_FLAG_ACTIVE_SHELF = 0x04 409 } ctl_gen_flags; 410 411 #define CTL_MAX_THREADS 16 412 413 struct ctl_thread { 414 struct mtx_padalign queue_lock; 415 struct ctl_softc *ctl_softc; 416 struct thread *thread; 417 STAILQ_HEAD(, ctl_io_hdr) incoming_queue; 418 STAILQ_HEAD(, ctl_io_hdr) rtr_queue; 419 STAILQ_HEAD(, ctl_io_hdr) done_queue; 420 STAILQ_HEAD(, ctl_io_hdr) isc_queue; 421 }; 422 423 struct tpc_token; 424 struct ctl_softc { 425 struct mtx ctl_lock; 426 struct cdev *dev; 427 int num_luns; 428 ctl_gen_flags flags; 429 ctl_ha_mode ha_mode; 430 int ha_id; 431 int is_single; 432 ctl_ha_link_state ha_link; 433 int port_min; 434 int port_max; 435 int port_cnt; 436 int init_min; 437 int init_max; 438 struct sysctl_ctx_list sysctl_ctx; 439 struct sysctl_oid *sysctl_tree; 440 void *othersc_pool; 441 struct proc *ctl_proc; 442 uint32_t ctl_lun_mask[(CTL_MAX_LUNS + 31) / 32]; 443 struct ctl_lun *ctl_luns[CTL_MAX_LUNS]; 444 uint32_t ctl_port_mask[(CTL_MAX_PORTS + 31) / 32]; 445 STAILQ_HEAD(, ctl_lun) lun_list; 446 STAILQ_HEAD(, ctl_be_lun) pending_lun_queue; 447 uint32_t num_frontends; 448 STAILQ_HEAD(, ctl_frontend) fe_list; 449 uint32_t num_ports; 450 STAILQ_HEAD(, ctl_port) port_list; 451 struct ctl_port *ctl_ports[CTL_MAX_PORTS]; 452 uint32_t num_backends; 453 STAILQ_HEAD(, ctl_backend_driver) be_list; 454 struct uma_zone *io_zone; 455 uint32_t cur_pool_id; 456 struct ctl_thread threads[CTL_MAX_THREADS]; 457 TAILQ_HEAD(tpc_tokens, tpc_token) tpc_tokens; 458 struct callout tpc_timeout; 459 struct mtx tpc_lock; 460 }; 461 462 #ifdef _KERNEL 463 464 extern const struct ctl_cmd_entry ctl_cmd_table[256]; 465 466 uint32_t ctl_get_initindex(struct ctl_nexus *nexus); 467 int ctl_lun_map_init(struct ctl_port *port); 468 int ctl_lun_map_deinit(struct ctl_port *port); 469 int ctl_lun_map_set(struct ctl_port *port, uint32_t plun, uint32_t glun); 470 int ctl_lun_map_unset(struct ctl_port *port, uint32_t plun); 471 uint32_t ctl_lun_map_from_port(struct ctl_port *port, uint32_t plun); 472 uint32_t ctl_lun_map_to_port(struct ctl_port *port, uint32_t glun); 473 int ctl_pool_create(struct ctl_softc *ctl_softc, const char *pool_name, 474 uint32_t total_ctl_io, void **npool); 475 void ctl_pool_free(struct ctl_io_pool *pool); 476 int ctl_scsi_release(struct ctl_scsiio *ctsio); 477 int ctl_scsi_reserve(struct ctl_scsiio *ctsio); 478 int ctl_start_stop(struct ctl_scsiio *ctsio); 479 int ctl_prevent_allow(struct ctl_scsiio *ctsio); 480 int ctl_sync_cache(struct ctl_scsiio *ctsio); 481 int ctl_format(struct ctl_scsiio *ctsio); 482 int ctl_read_buffer(struct ctl_scsiio *ctsio); 483 int ctl_write_buffer(struct ctl_scsiio *ctsio); 484 int ctl_write_same(struct ctl_scsiio *ctsio); 485 int ctl_unmap(struct ctl_scsiio *ctsio); 486 int ctl_mode_select(struct ctl_scsiio *ctsio); 487 int ctl_mode_sense(struct ctl_scsiio *ctsio); 488 int ctl_log_sense(struct ctl_scsiio *ctsio); 489 int ctl_read_capacity(struct ctl_scsiio *ctsio); 490 int ctl_read_capacity_16(struct ctl_scsiio *ctsio); 491 int ctl_read_defect(struct ctl_scsiio *ctsio); 492 int ctl_read_toc(struct ctl_scsiio *ctsio); 493 int ctl_read_write(struct ctl_scsiio *ctsio); 494 int ctl_cnw(struct ctl_scsiio *ctsio); 495 int ctl_report_luns(struct ctl_scsiio *ctsio); 496 int ctl_request_sense(struct ctl_scsiio *ctsio); 497 int ctl_tur(struct ctl_scsiio *ctsio); 498 int ctl_verify(struct ctl_scsiio *ctsio); 499 int ctl_inquiry(struct ctl_scsiio *ctsio); 500 int ctl_get_config(struct ctl_scsiio *ctsio); 501 int ctl_get_event_status(struct ctl_scsiio *ctsio); 502 int ctl_mechanism_status(struct ctl_scsiio *ctsio); 503 int ctl_persistent_reserve_in(struct ctl_scsiio *ctsio); 504 int ctl_persistent_reserve_out(struct ctl_scsiio *ctsio); 505 int ctl_report_tagret_port_groups(struct ctl_scsiio *ctsio); 506 int ctl_report_supported_opcodes(struct ctl_scsiio *ctsio); 507 int ctl_report_supported_tmf(struct ctl_scsiio *ctsio); 508 int ctl_report_timestamp(struct ctl_scsiio *ctsio); 509 int ctl_get_lba_status(struct ctl_scsiio *ctsio); 510 511 void ctl_tpc_init(struct ctl_softc *softc); 512 void ctl_tpc_shutdown(struct ctl_softc *softc); 513 void ctl_tpc_lun_init(struct ctl_lun *lun); 514 void ctl_tpc_lun_shutdown(struct ctl_lun *lun); 515 int ctl_inquiry_evpd_tpc(struct ctl_scsiio *ctsio, int alloc_len); 516 int ctl_receive_copy_status_lid1(struct ctl_scsiio *ctsio); 517 int ctl_receive_copy_failure_details(struct ctl_scsiio *ctsio); 518 int ctl_receive_copy_status_lid4(struct ctl_scsiio *ctsio); 519 int ctl_receive_copy_operating_parameters(struct ctl_scsiio *ctsio); 520 int ctl_extended_copy_lid1(struct ctl_scsiio *ctsio); 521 int ctl_extended_copy_lid4(struct ctl_scsiio *ctsio); 522 int ctl_copy_operation_abort(struct ctl_scsiio *ctsio); 523 int ctl_populate_token(struct ctl_scsiio *ctsio); 524 int ctl_write_using_token(struct ctl_scsiio *ctsio); 525 int ctl_receive_rod_token_information(struct ctl_scsiio *ctsio); 526 int ctl_report_all_rod_tokens(struct ctl_scsiio *ctsio); 527 528 #endif /* _KERNEL */ 529 530 #endif /* _CTL_PRIVATE_H_ */ 531 532 /* 533 * vim: ts=8 534 */ 535