examples/vhost_scsi/scsi_spec.h

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright (c) Intel Corporation.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 /**
  35  * SCSI specification definition
  36  * refer http://www.t10.org/drafts.htm#SPC_Family for SPC-3 and SBC-3
  37  */
  38
  39 #ifndef _SCSI_SPEC_H
  40 #define _SCSI_SPEC_H
  41
  42 #include <stdint.h>
  43
  44 enum scsi_group_code {
  45         SCSI_6BYTE_CMD = 0x00,
  46         SCSI_10BYTE_CMD = 0x20,
  47         SCSI_10BYTE_CMD2 = 0x40,
  48         SCSI_16BYTE_CMD = 0x80,
  49         SCSI_12BYTE_CMD = 0xa0,
  50 };
  51
  52 #define SCSI_GROUP_MASK 0xe0
  53 #define SCSI_OPCODE_MASK        0x1f
  54
  55 enum scsi_status {
  56         SCSI_STATUS_GOOD = 0x00,
  57         SCSI_STATUS_CHECK_CONDITION = 0x02,
  58         SCSI_STATUS_CONDITION_MET = 0x04,
  59         SCSI_STATUS_BUSY = 0x08,
  60         SCSI_STATUS_INTERMEDIATE = 0x10,
  61         SCSI_STATUS_INTERMEDIATE_CONDITION_MET = 0x14,
  62         SCSI_STATUS_RESERVATION_CONFLICT = 0x18,
  63         SCSI_STATUS_Obsolete = 0x22,
  64         SCSI_STATUS_TASK_SET_FULL = 0x28,
  65         SCSI_STATUS_ACA_ACTIVE = 0x30,
  66         SCSI_STATUS_TASK_ABORTED = 0x40,
  67 };
  68
  69 enum scsi_sense {
  70         SCSI_SENSE_NO_SENSE = 0x00,
  71         SCSI_SENSE_RECOVERED_ERROR = 0x01,
  72         SCSI_SENSE_NOT_READY = 0x02,
  73         SCSI_SENSE_MEDIUM_ERROR = 0x03,
  74         SCSI_SENSE_HARDWARE_ERROR = 0x04,
  75         SCSI_SENSE_ILLEGAL_REQUEST = 0x05,
  76         SCSI_SENSE_UNIT_ATTENTION = 0x06,
  77         SCSI_SENSE_DATA_PROTECT = 0x07,
  78         SCSI_SENSE_BLANK_CHECK = 0x08,
  79         SCSI_SENSE_VENDOR_SPECIFIC = 0x09,
  80         SCSI_SENSE_COPY_ABORTED = 0x0a,
  81         SCSI_SENSE_ABORTED_COMMAND = 0x0b,
  82         SCSI_SENSE_VOLUME_OVERFLOW = 0x0d,
  83         SCSI_SENSE_MISCOMPARE = 0x0e,
  84 };
  85
  86 enum scsi_asc {
  87         SCSI_ASC_NO_ADDITIONAL_SENSE = 0x00,
  88         SCSI_ASC_PERIPHERAL_DEVICE_WRITE_FAULT = 0x03,
  89         SCSI_ASC_LOGICAL_UNIT_NOT_READY = 0x04,
  90         SCSI_ASC_WARNING = 0x0b,
  91         SCSI_ASC_LOGICAL_BLOCK_GUARD_CHECK_FAILED = 0x10,
  92         SCSI_ASC_LOGICAL_BLOCK_APP_TAG_CHECK_FAILED = 0x10,
  93         SCSI_ASC_LOGICAL_BLOCK_REF_TAG_CHECK_FAILED = 0x10,
  94         SCSI_ASC_UNRECOVERED_READ_ERROR = 0x11,
  95         SCSI_ASC_MISCOMPARE_DURING_VERIFY_OPERATION = 0x1d,
  96         SCSI_ASC_INVALID_COMMAND_OPERATION_CODE = 0x20,
  97         SCSI_ASC_ACCESS_DENIED = 0x20,
  98         SCSI_ASC_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE = 0x21,
  99         SCSI_ASC_INVALID_FIELD_IN_CDB = 0x24,
 100         SCSI_ASC_LOGICAL_UNIT_NOT_SUPPORTED = 0x25,
 101         SCSI_ASC_WRITE_PROTECTED = 0x27,
 102         SCSI_ASC_FORMAT_COMMAND_FAILED = 0x31,
 103         SCSI_ASC_INTERNAL_TARGET_FAILURE = 0x44,
 104 };
 105
 106 enum scsi_ascq {
 107         SCSI_ASCQ_CAUSE_NOT_REPORTABLE = 0x00,
 108         SCSI_ASCQ_BECOMING_READY = 0x01,
 109         SCSI_ASCQ_FORMAT_COMMAND_FAILED = 0x01,
 110         SCSI_ASCQ_LOGICAL_BLOCK_GUARD_CHECK_FAILED = 0x01,
 111         SCSI_ASCQ_LOGICAL_BLOCK_APP_TAG_CHECK_FAILED = 0x02,
 112         SCSI_ASCQ_NO_ACCESS_RIGHTS = 0x02,
 113         SCSI_ASCQ_LOGICAL_BLOCK_REF_TAG_CHECK_FAILED = 0x03,
 114         SCSI_ASCQ_POWER_LOSS_EXPECTED = 0x08,
 115         SCSI_ASCQ_INVALID_LU_IDENTIFIER = 0x09,
 116 };
 117
 118 enum spc_opcode {
 119         /* SPC3 related */
 120         SPC_ACCESS_CONTROL_IN = 0x86,
 121         SPC_ACCESS_CONTROL_OUT = 0x87,
 122         SPC_EXTENDED_COPY = 0x83,
 123         SPC_INQUIRY = 0x12,
 124         SPC_LOG_SELECT = 0x4c,
 125         SPC_LOG_SENSE = 0x4d,
 126         SPC_MODE_SELECT_6 = 0x15,
 127         SPC_MODE_SELECT_10 = 0x55,
 128         SPC_MODE_SENSE_6 = 0x1a,
 129         SPC_MODE_SENSE_10 = 0x5a,
 130         SPC_PERSISTENT_RESERVE_IN = 0x5e,
 131         SPC_PERSISTENT_RESERVE_OUT = 0x5f,
 132         SPC_PREVENT_ALLOW_MEDIUM_REMOVAL = 0x1e,
 133         SPC_READ_ATTRIBUTE = 0x8c,
 134         SPC_READ_BUFFER = 0x3c,
 135         SPC_RECEIVE_COPY_RESULTS = 0x84,
 136         SPC_RECEIVE_DIAGNOSTIC_RESULTS = 0x1c,
 137         SPC_REPORT_LUNS = 0xa0,
 138         SPC_REQUEST_SENSE = 0x03,
 139         SPC_SEND_DIAGNOSTIC = 0x1d,
 140         SPC_TEST_UNIT_READY = 0x00,
 141         SPC_WRITE_ATTRIBUTE = 0x8d,
 142         SPC_WRITE_BUFFER = 0x3b,
 143
 144         SPC_SERVICE_ACTION_IN_12 = 0xab,
 145         SPC_SERVICE_ACTION_OUT_12 = 0xa9,
 146         SPC_SERVICE_ACTION_IN_16 = 0x9e,
 147         SPC_SERVICE_ACTION_OUT_16 = 0x9f,
 148
 149         SPC_VARIABLE_LENGTH = 0x7f,
 150
 151         SPC_MO_CHANGE_ALIASES = 0x0b,
 152         SPC_MO_SET_DEVICE_IDENTIFIER = 0x06,
 153         SPC_MO_SET_PRIORITY = 0x0e,
 154         SPC_MO_SET_TARGET_PORT_GROUPS = 0x0a,
 155         SPC_MO_SET_TIMESTAMP = 0x0f,
 156         SPC_MI_REPORT_ALIASES = 0x0b,
 157         SPC_MI_REPORT_DEVICE_IDENTIFIER = 0x05,
 158         SPC_MI_REPORT_PRIORITY = 0x0e,
 159         SPC_MI_REPORT_SUPPORTED_OPERATION_CODES = 0x0c,
 160         SPC_MI_REPORT_SUPPORTED_TASK_MANAGEMENT_FUNCTIONS = 0x0d,
 161         SPC_MI_REPORT_TARGET_PORT_GROUPS = 0x0a,
 162         SPC_MI_REPORT_TIMESTAMP = 0x0f,
 163
 164         /* SPC2 related (Obsolete) */
 165         SPC2_RELEASE_6 = 0x17,
 166         SPC2_RELEASE_10 = 0x57,
 167         SPC2_RESERVE_6 = 0x16,
 168         SPC2_RESERVE_10 = 0x56,
 169 };
 170
 171 enum scc_opcode {
 172         SCC_MAINTENANCE_IN = 0xa3,
 173         SCC_MAINTENANCE_OUT = 0xa4,
 174 };
 175
 176 enum sbc_opcode {
 177         SBC_COMPARE_AND_WRITE = 0x89,
 178         SBC_FORMAT_UNIT = 0x04,
 179         SBC_GET_LBA_STATUS = 0x0012009e,
 180         SBC_ORWRITE_16 = 0x8b,
 181         SBC_PRE_FETCH_10 = 0x34,
 182         SBC_PRE_FETCH_16 = 0x90,
 183         SBC_READ_6 = 0x08,
 184         SBC_READ_10 = 0x28,
 185         SBC_READ_12 = 0xa8,
 186         SBC_READ_16 = 0x88,
 187         SBC_READ_ATTRIBUTE = 0x8c,
 188         SBC_READ_BUFFER = 0x3c,
 189         SBC_READ_CAPACITY_10 = 0x25,
 190         SBC_READ_DEFECT_DATA_10 = 0x37,
 191         SBC_READ_DEFECT_DATA_12 = 0xb7,
 192         SBC_READ_LONG_10 = 0x3e,
 193         SBC_REASSIGN_BLOCKS = 0x07,
 194         SBC_SANITIZE = 0x48,
 195         SBC_START_STOP_UNIT = 0x1b,
 196         SBC_SYNCHRONIZE_CACHE_10 = 0x35,
 197         SBC_SYNCHRONIZE_CACHE_16 = 0x91,
 198         SBC_UNMAP = 0x42,
 199         SBC_VERIFY_10 = 0x2f,
 200         SBC_VERIFY_12 = 0xaf,
 201         SBC_VERIFY_16 = 0x8f,
 202         SBC_WRITE_6 = 0x0a,
 203         SBC_WRITE_10 = 0x2a,
 204         SBC_WRITE_12 = 0xaa,
 205         SBC_WRITE_16 = 0x8a,
 206         SBC_WRITE_AND_VERIFY_10 = 0x2e,
 207         SBC_WRITE_AND_VERIFY_12 = 0xae,
 208         SBC_WRITE_AND_VERIFY_16 = 0x8e,
 209         SBC_WRITE_LONG_10 = 0x3f,
 210         SBC_WRITE_SAME_10 = 0x41,
 211         SBC_WRITE_SAME_16 = 0x93,
 212         SBC_XDREAD_10 = 0x52,
 213         SBC_XDWRITE_10 = 0x50,
 214         SBC_XDWRITEREAD_10 = 0x53,
 215         SBC_XPWRITE_10 = 0x51,
 216
 217         SBC_SAI_READ_CAPACITY_16 = 0x10,
 218         SBC_SAI_READ_LONG_16 = 0x11,
 219         SBC_SAO_WRITE_LONG_16 = 0x11,
 220
 221         SBC_VL_READ_32 = 0x0009,
 222         SBC_VL_VERIFY_32 = 0x000a,
 223         SBC_VL_WRITE_32 = 0x000b,
 224         SBC_VL_WRITE_AND_VERIFY_32 = 0x000c,
 225         SBC_VL_WRITE_SAME_32 = 0x000d,
 226         SBC_VL_XDREAD_32 = 0x0003,
 227         SBC_VL_XDWRITE_32 = 0x0004,
 228         SBC_VL_XDWRITEREAD_32 = 0x0007,
 229         SBC_VL_XPWRITE_32 = 0x0006,
 230 };
 231
 232 enum mmc_opcode {
 233         /* MMC6 */
 234         MMC_READ_DISC_STRUCTURE = 0xad,
 235
 236         /* MMC4 */
 237         MMC_BLANK = 0xa1,
 238         MMC_CLOSE_TRACK_SESSION = 0x5b,
 239         MMC_ERASE_10 = 0x2c,
 240         MMC_FORMAT_UNIT = 0x04,
 241         MMC_GET_CONFIGURATION = 0x46,
 242         MMC_GET_EVENT_STATUS_NOTIFICATION = 0x4a,
 243         MMC_GET_PERFORMANCE = 0xac,
 244         MMC_INQUIRY = 0x12,
 245         MMC_LOAD_UNLOAD_MEDIUM = 0xa6,
 246         MMC_MECHANISM_STATUS = 0xbd,
 247         MMC_MODE_SELECT_10 = 0x55,
 248         MMC_MODE_SENSE_10 = 0x5a,
 249         MMC_PAUSE_RESUME = 0x4b,
 250         MMC_PLAY_AUDIO_10 = 0x45,
 251         MMC_PLAY_AUDIO_12 = 0xa5,
 252         MMC_PLAY_AUDIO_MSF = 0x47,
 253         MMC_PREVENT_ALLOW_MEDIUM_REMOVAL = 0x1e,
 254         MMC_READ_10 = 0x28,
 255         MMC_READ_12 = 0xa8,
 256         MMC_READ_BUFFER = 0x3c,
 257         MMC_READ_BUFFER_CAPACITY = 0x5c,
 258         MMC_READ_CAPACITY = 0x25,
 259         MMC_READ_CD = 0xbe,
 260         MMC_READ_CD_MSF = 0xb9,
 261         MMC_READ_DISC_INFORMATION = 0x51,
 262         MMC_READ_DVD_STRUCTURE = 0xad,
 263         MMC_READ_FORMAT_CAPACITIES = 0x23,
 264         MMC_READ_SUB_CHANNEL = 0x42,
 265         MMC_READ_TOC_PMA_ATIP = 0x43,
 266         MMC_READ_TRACK_INFORMATION = 0x52,
 267         MMC_REPAIR_TRACK = 0x58,
 268         MMC_REPORT_KEY = 0xa4,
 269         MMC_REQUEST_SENSE = 0x03,
 270         MMC_RESERVE_TRACK = 0x53,
 271         MMC_SCAN = 0xba,
 272         MMC_SEEK_10 = 0x2b,
 273         MMC_SEND_CUE_SHEET = 0x5d,
 274         MMC_SEND_DVD_STRUCTURE = 0xbf,
 275         MMC_SEND_KEY = 0xa3,
 276         MMC_SEND_OPC_INFORMATION = 0x54,
 277         MMC_SET_CD_SPEED = 0xbb,
 278         MMC_SET_READ_AHEAD = 0xa7,
 279         MMC_SET_STREAMING = 0xb6,
 280         MMC_START_STOP_UNIT = 0x1b,
 281         MMC_STOP_PLAY_SCAN = 0x4e,
 282         MMC_SYNCHRONIZE_CACHE = 0x35,
 283         MMC_TEST_UNIT_READY = 0x00,
 284         MMC_VERIFY_10 = 0x2f,
 285         MMC_WRITE_10 = 0xa2,
 286         MMC_WRITE_12 = 0xaa,
 287         MMC_WRITE_AND_VERIFY_10 = 0x2e,
 288         MMC_WRITE_BUFFER = 0x3b,
 289 };
 290
 291 enum ssc_opcode {
 292         SSC_ERASE_6 = 0x19,
 293         SSC_FORMAT_MEDIUM = 0x04,
 294         SSC_LOAD_UNLOAD = 0x1b,
 295         SSC_LOCATE_10 = 0x2b,
 296         SSC_LOCATE_16 = 0x92,
 297         SSC_MOVE_MEDIUM_ATTACHED = 0xa7,
 298         SSC_READ_6 = 0x08,
 299         SSC_READ_BLOCK_LIMITS = 0x05,
 300         SSC_READ_ELEMENT_STATUS_ATTACHED = 0xb4,
 301         SSC_READ_POSITION = 0x34,
 302         SSC_READ_REVERSE_6 = 0x0f,
 303         SSC_RECOVER_BUFFERED_DATA = 0x14,
 304         SSC_REPORT_DENSITY_SUPPORT = 0x44,
 305         SSC_REWIND = 0x01,
 306         SSC_SET_CAPACITY = 0x0b,
 307         SSC_SPACE_6 = 0x11,
 308         SSC_SPACE_16 = 0x91,
 309         SSC_VERIFY_6 = 0x13,
 310         SSC_WRITE_6 = 0x0a,
 311         SSC_WRITE_FILEMARKS_6 = 0x10,
 312 };
 313
 314 enum spc_vpd {
 315         SPC_VPD_DEVICE_IDENTIFICATION = 0x83,
 316         SPC_VPD_EXTENDED_INQUIRY_DATA = 0x86,
 317         SPC_VPD_MANAGEMENT_NETWORK_ADDRESSES = 0x85,
 318         SPC_VPD_MODE_PAGE_POLICY = 0x87,
 319         SPC_VPD_SCSI_PORTS = 0x88,
 320         SPC_VPD_SOFTWARE_INTERFACE_IDENTIFICATION = 0x84,
 321         SPC_VPD_SUPPORTED_VPD_PAGES = 0x00,
 322         SPC_VPD_UNIT_SERIAL_NUMBER = 0x80,
 323         SPC_VPD_BLOCK_LIMITS = 0xb0,
 324         SPC_VPD_BLOCK_DEV_CHARS = 0xb1,
 325         SPC_VPD_BLOCK_THIN_PROVISION = 0xb2,
 326 };
 327
 328 enum {
 329         SPC_PERIPHERAL_DEVICE_TYPE_DISK = 0x00,
 330         SPC_PERIPHERAL_DEVICE_TYPE_TAPE = 0x01,
 331         SPC_PERIPHERAL_DEVICE_TYPE_DVD = 0x05,
 332         SPC_PERIPHERAL_DEVICE_TYPE_CHANGER = 0x08,
 333
 334         SPC_VERSION_NONE = 0x00,
 335         SPC_VERSION_SPC = 0x03,
 336         SPC_VERSION_SPC2 = 0x04,
 337         SPC_VERSION_SPC3 = 0x05,
 338         SPC_VERSION_SPC4 = 0x06,
 339
 340         SPC_PROTOCOL_IDENTIFIER_FC = 0x00,
 341         SPC_PROTOCOL_IDENTIFIER_PSCSI = 0x01,
 342         SPC_PROTOCOL_IDENTIFIER_SSA = 0x02,
 343         SPC_PROTOCOL_IDENTIFIER_IEEE1394 = 0x03,
 344         SPC_PROTOCOL_IDENTIFIER_RDMA = 0x04,
 345         SPC_PROTOCOL_IDENTIFIER_ISCSI = 0x05,
 346         SPC_PROTOCOL_IDENTIFIER_SAS = 0x06,
 347         SPC_PROTOCOL_IDENTIFIER_ADT = 0x07,
 348         SPC_PROTOCOL_IDENTIFIER_ATA = 0x08,
 349
 350         SPC_VPD_CODE_SET_BINARY = 0x01,
 351         SPC_VPD_CODE_SET_ASCII = 0x02,
 352         SPC_VPD_CODE_SET_UTF8 = 0x03,
 353
 354         SPC_VPD_ASSOCIATION_LOGICAL_UNIT = 0x00,
 355         SPC_VPD_ASSOCIATION_TARGET_PORT = 0x01,
 356         SPC_VPD_ASSOCIATION_TARGET_DEVICE = 0x02,
 357
 358         SPC_VPD_IDENTIFIER_TYPE_VENDOR_SPECIFIC = 0x00,
 359         SPC_VPD_IDENTIFIER_TYPE_T10_VENDOR_ID = 0x01,
 360         SPC_VPD_IDENTIFIER_TYPE_EUI64 = 0x02,
 361         SPC_VPD_IDENTIFIER_TYPE_NAA = 0x03,
 362         SPC_VPD_IDENTIFIER_TYPE_RELATIVE_TARGET_PORT = 0x04,
 363         SPC_VPD_IDENTIFIER_TYPE_TARGET_PORT_GROUP = 0x05,
 364         SPC_VPD_IDENTIFIER_TYPE_LOGICAL_UNIT_GROUP = 0x06,
 365         SPC_VPD_IDENTIFIER_TYPE_MD5_LOGICAL_UNIT = 0x07,
 366         SPC_VPD_IDENTIFIER_TYPE_SCSI_NAME = 0x08,
 367 };
 368
 369 struct scsi_cdb_inquiry {
 370         uint8_t opcode;
 371         uint8_t evpd;
 372         uint8_t page_code;
 373         uint16_t alloc_len;
 374         uint8_t control;
 375 };
 376
 377 struct scsi_cdb_inquiry_data {
 378         uint8_t peripheral;
 379         uint8_t rmb;
 380         uint8_t version;
 381         uint8_t response;
 382         uint8_t add_len;
 383         uint8_t flags;
 384         uint8_t flags2;
 385         uint8_t flags3;
 386         uint8_t t10_vendor_id[8];
 387         uint8_t product_id[16];
 388         uint8_t product_rev[4];
 389         uint8_t vendor[20];
 390         uint8_t ius;
 391         uint8_t reserved;
 392         uint8_t desc[];
 393 };
 394
 395 struct scsi_vpd_page {
 396         uint8_t peripheral;
 397         uint8_t page_code;
 398         uint16_t alloc_len;
 399         uint8_t params[];
 400 };
 401
 402 #define SCSI_VEXT_REF_CHK               0x01
 403 #define SCSI_VEXT_APP_CHK               0x02
 404 #define SCSI_VEXT_GRD_CHK               0x04
 405 #define SCSI_VEXT_SIMPSUP               0x01
 406 #define SCSI_VEXT_ORDSUP                0x02
 407 #define SCSI_VEXT_HEADSUP               0x04
 408 #define SCSI_VEXT_PRIOR_SUP     0x08
 409 #define SCSI_VEXT_GROUP_SUP     0x10
 410 #define SCSI_VEXT_UASK_SUP              0x20
 411 #define SCSI_VEXT_V_SUP         0x01
 412 #define SCSI_VEXT_NV_SUP                0x02
 413 #define SCSI_VEXT_CRD_SUP               0x04
 414 #define SCSI_VEXT_WU_SUP                0x08
 415
 416 struct scsi_vpd_ext_inquiry {
 417         uint8_t peripheral;
 418         uint8_t page_code;
 419         uint16_t alloc_len;
 420         uint8_t check;
 421         uint8_t sup;
 422         uint8_t sup2;
 423         uint8_t luiclr;
 424         uint8_t cbcs;
 425         uint8_t micro_dl;
 426         uint8_t reserved[54];
 427 };
 428
 429 #define SPC_VPD_DESIG_PIV       0x80
 430
 431 /* designation descriptor */
 432 struct scsi_desig_desc {
 433         uint8_t code_set        : 4;
 434         uint8_t protocol_id     : 4;
 435         uint8_t type            : 4;
 436         uint8_t association     : 2;
 437         uint8_t reserved0       : 1;
 438         uint8_t piv             : 1;
 439         uint8_t reserved1;
 440         uint8_t len;
 441         uint8_t desig[];
 442 };
 443
 444 /* mode page policy descriptor */
 445 struct scsi_mpage_policy_desc {
 446         uint8_t page_code;
 447         uint8_t sub_page_code;
 448         uint8_t policy;
 449         uint8_t reserved;
 450 };
 451
 452 /* target port descriptor */
 453 struct scsi_tgt_port_desc {
 454         uint8_t code_set;
 455         uint8_t desig_type;
 456         uint8_t reserved;
 457         uint8_t len;
 458         uint8_t designator[];
 459 };
 460
 461 /* SCSI port designation descriptor */
 462 struct scsi_port_desc {
 463         uint16_t reserved;
 464         uint16_t rel_port_id;
 465         uint16_t reserved2;
 466         uint16_t init_port_len;
 467         uint16_t init_port_id;
 468         uint16_t reserved3;
 469         uint16_t tgt_desc_len;
 470         uint8_t tgt_desc[];
 471 };
 472
 473 /* SCSI UNMAP block descriptor */
 474 struct scsi_unmap_bdesc {
 475         /* UNMAP LOGICAL BLOCK ADDRESS */
 476         uint64_t lba;
 477
 478         /* NUMBER OF LOGICAL BLOCKS */
 479         uint32_t block_count;
 480
 481         /* RESERVED */
 482         uint32_t reserved;
 483 };
 484
 485 #define SCSI_UNMAP_LBPU                         (1 << 7)
 486 #define SCSI_UNMAP_LBPWS                        (1 << 6)
 487 #define SCSI_UNMAP_LBPWS10                      (1 << 5)
 488
 489 #define SCSI_UNMAP_FULL_PROVISIONING    0x00
 490 #define SCSI_UNMAP_RESOURCE_PROVISIONING        0x01
 491 #define SCSI_UNMAP_THIN_PROVISIONING    0x02
 492
 493 #endif /* _SCSI_SPEC_H */