1 /*- 2 * Largely written by Julian Elischer (julian@tfs.com) 3 * for TRW Financial Systems. 4 * 5 * TRW Financial Systems, in accordance with their agreement with Carnegie 6 * Mellon University, makes this software available to CMU to distribute 7 * or use in any manner that they see fit as long as this message is kept with 8 * the software. For this reason TFS also grants any other persons or 9 * organisations permission to use or modify this software. 10 * 11 * TFS supplies this software to be publicly redistributed 12 * on the understanding that TFS is not responsible for the correct 13 * functioning of this software in any circumstances. 14 * 15 * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 16 * 17 * $FreeBSD$ 18 */ 19 20 /* 21 * SCSI general interface description 22 */ 23 24 #ifndef _SCSI_SCSI_ALL_H 25 #define _SCSI_SCSI_ALL_H 1 26 27 #include <sys/cdefs.h> 28 29 #ifdef _KERNEL 30 /* 31 * This is the number of seconds we wait for devices to settle after a SCSI 32 * bus reset. 33 */ 34 extern int scsi_delay; 35 #endif /* _KERNEL */ 36 37 /* 38 * SCSI command format 39 */ 40 41 /* 42 * Define dome bits that are in ALL (or a lot of) scsi commands 43 */ 44 #define SCSI_CTL_LINK 0x01 45 #define SCSI_CTL_FLAG 0x02 46 #define SCSI_CTL_VENDOR 0xC0 47 #define SCSI_CMD_LUN 0xA0 /* these two should not be needed */ 48 #define SCSI_CMD_LUN_SHIFT 5 /* LUN in the cmd is no longer SCSI */ 49 50 #define SCSI_MAX_CDBLEN 16 /* 51 * 16 byte commands are in the 52 * SCSI-3 spec 53 */ 54 #if defined(CAM_MAX_CDBLEN) && (CAM_MAX_CDBLEN < SCSI_MAX_CDBLEN) 55 #error "CAM_MAX_CDBLEN cannot be less than SCSI_MAX_CDBLEN" 56 #endif 57 58 /* 6byte CDBs special case 0 length to be 256 */ 59 #define SCSI_CDB6_LEN(len) ((len) == 0 ? 256 : len) 60 61 /* 62 * This type defines actions to be taken when a particular sense code is 63 * received. Right now, these flags are only defined to take up 16 bits, 64 * but can be expanded in the future if necessary. 65 */ 66 typedef enum { 67 SS_NOP = 0x000000, /* Do nothing */ 68 SS_RETRY = 0x010000, /* Retry the command */ 69 SS_FAIL = 0x020000, /* Bail out */ 70 SS_START = 0x030000, /* Send a Start Unit command to the device, 71 * then retry the original command. 72 */ 73 SS_TUR = 0x040000, /* Send a Test Unit Ready command to the 74 * device, then retry the original command. 75 */ 76 SS_REQSENSE = 0x050000, /* Send a RequestSense command to the 77 * device, then retry the original command. 78 */ 79 SS_MASK = 0xff0000 80 } scsi_sense_action; 81 82 typedef enum { 83 SSQ_NONE = 0x0000, 84 SSQ_DECREMENT_COUNT = 0x0100, /* Decrement the retry count */ 85 SSQ_MANY = 0x0200, /* send lots of recovery commands */ 86 SSQ_RANGE = 0x0400, /* 87 * This table entry represents the 88 * end of a range of ASCQs that 89 * have identical error actions 90 * and text. 91 */ 92 SSQ_PRINT_SENSE = 0x0800, 93 SSQ_MASK = 0xff00 94 } scsi_sense_action_qualifier; 95 96 /* Mask for error status values */ 97 #define SS_ERRMASK 0xff 98 99 /* The default, retyable, error action */ 100 #define SS_RDEF SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE|EIO 101 102 /* The retyable, error action, with table specified error code */ 103 #define SS_RET SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE 104 105 /* Fatal error action, with table specified error code */ 106 #define SS_FATAL SS_FAIL|SSQ_PRINT_SENSE 107 108 struct scsi_generic 109 { 110 u_int8_t opcode; 111 u_int8_t bytes[11]; 112 }; 113 114 struct scsi_request_sense 115 { 116 u_int8_t opcode; 117 u_int8_t byte2; 118 u_int8_t unused[2]; 119 u_int8_t length; 120 u_int8_t control; 121 }; 122 123 struct scsi_test_unit_ready 124 { 125 u_int8_t opcode; 126 u_int8_t byte2; 127 u_int8_t unused[3]; 128 u_int8_t control; 129 }; 130 131 struct scsi_send_diag 132 { 133 u_int8_t opcode; 134 u_int8_t byte2; 135 #define SSD_UOL 0x01 136 #define SSD_DOL 0x02 137 #define SSD_SELFTEST 0x04 138 #define SSD_PF 0x10 139 u_int8_t unused[1]; 140 u_int8_t paramlen[2]; 141 u_int8_t control; 142 }; 143 144 struct scsi_sense 145 { 146 u_int8_t opcode; 147 u_int8_t byte2; 148 u_int8_t unused[2]; 149 u_int8_t length; 150 u_int8_t control; 151 }; 152 153 struct scsi_inquiry 154 { 155 u_int8_t opcode; 156 u_int8_t byte2; 157 #define SI_EVPD 0x01 158 u_int8_t page_code; 159 u_int8_t reserved; 160 u_int8_t length; 161 u_int8_t control; 162 }; 163 164 struct scsi_mode_sense_6 165 { 166 u_int8_t opcode; 167 u_int8_t byte2; 168 #define SMS_DBD 0x08 169 u_int8_t page; 170 #define SMS_PAGE_CODE 0x3F 171 #define SMS_VENDOR_SPECIFIC_PAGE 0x00 172 #define SMS_DISCONNECT_RECONNECT_PAGE 0x02 173 #define SMS_FORMAT_DEVICE_PAGE 0x03 174 #define SMS_GEOMETRY_PAGE 0x04 175 #define SMS_CACHE_PAGE 0x08 176 #define SMS_PERIPHERAL_DEVICE_PAGE 0x09 177 #define SMS_CONTROL_MODE_PAGE 0x0A 178 #define SMS_PROTO_SPECIFIC_PAGE 0x19 179 #define SMS_INFO_EXCEPTIONS_PAGE 0x1C 180 #define SMS_ALL_PAGES_PAGE 0x3F 181 #define SMS_PAGE_CTRL_MASK 0xC0 182 #define SMS_PAGE_CTRL_CURRENT 0x00 183 #define SMS_PAGE_CTRL_CHANGEABLE 0x40 184 #define SMS_PAGE_CTRL_DEFAULT 0x80 185 #define SMS_PAGE_CTRL_SAVED 0xC0 186 u_int8_t unused; 187 u_int8_t length; 188 u_int8_t control; 189 }; 190 191 struct scsi_mode_sense_10 192 { 193 u_int8_t opcode; 194 u_int8_t byte2; /* same bits as small version */ 195 u_int8_t page; /* same bits as small version */ 196 u_int8_t unused[4]; 197 u_int8_t length[2]; 198 u_int8_t control; 199 }; 200 201 struct scsi_mode_select_6 202 { 203 u_int8_t opcode; 204 u_int8_t byte2; 205 #define SMS_SP 0x01 206 #define SMS_PF 0x10 207 u_int8_t unused[2]; 208 u_int8_t length; 209 u_int8_t control; 210 }; 211 212 struct scsi_mode_select_10 213 { 214 u_int8_t opcode; 215 u_int8_t byte2; /* same bits as small version */ 216 u_int8_t unused[5]; 217 u_int8_t length[2]; 218 u_int8_t control; 219 }; 220 221 /* 222 * When sending a mode select to a tape drive, the medium type must be 0. 223 */ 224 struct scsi_mode_hdr_6 225 { 226 u_int8_t datalen; 227 u_int8_t medium_type; 228 u_int8_t dev_specific; 229 u_int8_t block_descr_len; 230 }; 231 232 struct scsi_mode_hdr_10 233 { 234 u_int8_t datalen[2]; 235 u_int8_t medium_type; 236 u_int8_t dev_specific; 237 u_int8_t reserved[2]; 238 u_int8_t block_descr_len[2]; 239 }; 240 241 struct scsi_mode_block_descr 242 { 243 u_int8_t density_code; 244 u_int8_t num_blocks[3]; 245 u_int8_t reserved; 246 u_int8_t block_len[3]; 247 }; 248 249 struct scsi_log_sense 250 { 251 u_int8_t opcode; 252 u_int8_t byte2; 253 #define SLS_SP 0x01 254 #define SLS_PPC 0x02 255 u_int8_t page; 256 #define SLS_PAGE_CODE 0x3F 257 #define SLS_ALL_PAGES_PAGE 0x00 258 #define SLS_OVERRUN_PAGE 0x01 259 #define SLS_ERROR_WRITE_PAGE 0x02 260 #define SLS_ERROR_READ_PAGE 0x03 261 #define SLS_ERROR_READREVERSE_PAGE 0x04 262 #define SLS_ERROR_VERIFY_PAGE 0x05 263 #define SLS_ERROR_NONMEDIUM_PAGE 0x06 264 #define SLS_ERROR_LASTN_PAGE 0x07 265 #define SLS_SELF_TEST_PAGE 0x10 266 #define SLS_IE_PAGE 0x2f 267 #define SLS_PAGE_CTRL_MASK 0xC0 268 #define SLS_PAGE_CTRL_THRESHOLD 0x00 269 #define SLS_PAGE_CTRL_CUMULATIVE 0x40 270 #define SLS_PAGE_CTRL_THRESH_DEFAULT 0x80 271 #define SLS_PAGE_CTRL_CUMUL_DEFAULT 0xC0 272 u_int8_t reserved[2]; 273 u_int8_t paramptr[2]; 274 u_int8_t length[2]; 275 u_int8_t control; 276 }; 277 278 struct scsi_log_select 279 { 280 u_int8_t opcode; 281 u_int8_t byte2; 282 /* SLS_SP 0x01 */ 283 #define SLS_PCR 0x02 284 u_int8_t page; 285 /* SLS_PAGE_CTRL_MASK 0xC0 */ 286 /* SLS_PAGE_CTRL_THRESHOLD 0x00 */ 287 /* SLS_PAGE_CTRL_CUMULATIVE 0x40 */ 288 /* SLS_PAGE_CTRL_THRESH_DEFAULT 0x80 */ 289 /* SLS_PAGE_CTRL_CUMUL_DEFAULT 0xC0 */ 290 u_int8_t reserved[4]; 291 u_int8_t length[2]; 292 u_int8_t control; 293 }; 294 295 struct scsi_log_header 296 { 297 u_int8_t page; 298 u_int8_t reserved; 299 u_int8_t datalen[2]; 300 }; 301 302 struct scsi_log_param_header { 303 u_int8_t param_code[2]; 304 u_int8_t param_control; 305 #define SLP_LP 0x01 306 #define SLP_LBIN 0x02 307 #define SLP_TMC_MASK 0x0C 308 #define SLP_TMC_ALWAYS 0x00 309 #define SLP_TMC_EQUAL 0x04 310 #define SLP_TMC_NOTEQUAL 0x08 311 #define SLP_TMC_GREATER 0x0C 312 #define SLP_ETC 0x10 313 #define SLP_TSD 0x20 314 #define SLP_DS 0x40 315 #define SLP_DU 0x80 316 u_int8_t param_len; 317 }; 318 319 struct scsi_control_page { 320 u_int8_t page_code; 321 u_int8_t page_length; 322 u_int8_t rlec; 323 #define SCB_RLEC 0x01 /*Report Log Exception Cond*/ 324 u_int8_t queue_flags; 325 #define SCP_QUEUE_ALG_MASK 0xF0 326 #define SCP_QUEUE_ALG_RESTRICTED 0x00 327 #define SCP_QUEUE_ALG_UNRESTRICTED 0x10 328 #define SCP_QUEUE_ERR 0x02 /*Queued I/O aborted for CACs*/ 329 #define SCP_QUEUE_DQUE 0x01 /*Queued I/O disabled*/ 330 u_int8_t eca_and_aen; 331 #define SCP_EECA 0x80 /*Enable Extended CA*/ 332 #define SCP_RAENP 0x04 /*Ready AEN Permission*/ 333 #define SCP_UAAENP 0x02 /*UA AEN Permission*/ 334 #define SCP_EAENP 0x01 /*Error AEN Permission*/ 335 u_int8_t reserved; 336 u_int8_t aen_holdoff_period[2]; 337 }; 338 339 struct scsi_cache_page { 340 u_int8_t page_code; 341 #define SCHP_PAGE_SAVABLE 0x80 /* Page is savable */ 342 u_int8_t page_length; 343 u_int8_t cache_flags; 344 #define SCHP_FLAGS_WCE 0x04 /* Write Cache Enable */ 345 #define SCHP_FLAGS_MF 0x02 /* Multiplication factor */ 346 #define SCHP_FLAGS_RCD 0x01 /* Read Cache Disable */ 347 u_int8_t rw_cache_policy; 348 u_int8_t dis_prefetch[2]; 349 u_int8_t min_prefetch[2]; 350 u_int8_t max_prefetch[2]; 351 u_int8_t max_prefetch_ceil[2]; 352 }; 353 354 struct scsi_info_exceptions_page { 355 u_int8_t page_code; 356 #define SIEP_PAGE_SAVABLE 0x80 /* Page is savable */ 357 u_int8_t page_length; 358 u_int8_t info_flags; 359 #define SIEP_FLAGS_PERF 0x80 360 #define SIEP_FLAGS_EBF 0x20 361 #define SIEP_FLAGS_EWASC 0x10 362 #define SIEP_FLAGS_DEXCPT 0x08 363 #define SIEP_FLAGS_TEST 0x04 364 #define SIEP_FLAGS_EBACKERR 0x02 365 #define SIEP_FLAGS_LOGERR 0x01 366 u_int8_t mrie; 367 u_int8_t interval_timer[4]; 368 u_int8_t report_count[4]; 369 }; 370 371 struct scsi_proto_specific_page { 372 u_int8_t page_code; 373 #define SPSP_PAGE_SAVABLE 0x80 /* Page is savable */ 374 u_int8_t page_length; 375 u_int8_t protocol; 376 #define SPSP_PROTO_FC 0x00 377 #define SPSP_PROTO_SPI 0x01 378 #define SPSP_PROTO_SSA 0x02 379 #define SPSP_PROTO_1394 0x03 380 #define SPSP_PROTO_RDMA 0x04 381 #define SPSP_PROTO_ISCSI 0x05 382 #define SPSP_PROTO_SAS 0x06 383 #define SPSP_PROTO_ADT 0x07 384 #define SPSP_PROTO_ATA 0x08 385 #define SPSP_PROTO_NONE 0x0f 386 }; 387 388 struct scsi_reserve 389 { 390 u_int8_t opcode; 391 u_int8_t byte2; 392 u_int8_t unused[2]; 393 u_int8_t length; 394 u_int8_t control; 395 }; 396 397 struct scsi_release 398 { 399 u_int8_t opcode; 400 u_int8_t byte2; 401 u_int8_t unused[2]; 402 u_int8_t length; 403 u_int8_t control; 404 }; 405 406 struct scsi_prevent 407 { 408 u_int8_t opcode; 409 u_int8_t byte2; 410 u_int8_t unused[2]; 411 u_int8_t how; 412 u_int8_t control; 413 }; 414 #define PR_PREVENT 0x01 415 #define PR_ALLOW 0x00 416 417 struct scsi_sync_cache 418 { 419 u_int8_t opcode; 420 u_int8_t byte2; 421 u_int8_t begin_lba[4]; 422 u_int8_t reserved; 423 u_int8_t lb_count[2]; 424 u_int8_t control; 425 }; 426 427 428 struct scsi_changedef 429 { 430 u_int8_t opcode; 431 u_int8_t byte2; 432 u_int8_t unused1; 433 u_int8_t how; 434 u_int8_t unused[4]; 435 u_int8_t datalen; 436 u_int8_t control; 437 }; 438 439 struct scsi_read_buffer 440 { 441 u_int8_t opcode; 442 u_int8_t byte2; 443 #define RWB_MODE 0x07 444 #define RWB_MODE_HDR_DATA 0x00 445 #define RWB_MODE_DATA 0x02 446 #define RWB_MODE_DOWNLOAD 0x04 447 #define RWB_MODE_DOWNLOAD_SAVE 0x05 448 u_int8_t buffer_id; 449 u_int8_t offset[3]; 450 u_int8_t length[3]; 451 u_int8_t control; 452 }; 453 454 struct scsi_write_buffer 455 { 456 u_int8_t opcode; 457 u_int8_t byte2; 458 u_int8_t buffer_id; 459 u_int8_t offset[3]; 460 u_int8_t length[3]; 461 u_int8_t control; 462 }; 463 464 struct scsi_rw_6 465 { 466 u_int8_t opcode; 467 u_int8_t addr[3]; 468 /* only 5 bits are valid in the MSB address byte */ 469 #define SRW_TOPADDR 0x1F 470 u_int8_t length; 471 u_int8_t control; 472 }; 473 474 struct scsi_rw_10 475 { 476 u_int8_t opcode; 477 #define SRW10_RELADDR 0x01 478 /* EBP defined for WRITE(10) only */ 479 #define SRW10_EBP 0x04 480 #define SRW10_FUA 0x08 481 #define SRW10_DPO 0x10 482 u_int8_t byte2; 483 u_int8_t addr[4]; 484 u_int8_t reserved; 485 u_int8_t length[2]; 486 u_int8_t control; 487 }; 488 489 struct scsi_rw_12 490 { 491 u_int8_t opcode; 492 #define SRW12_RELADDR 0x01 493 #define SRW12_FUA 0x08 494 #define SRW12_DPO 0x10 495 u_int8_t byte2; 496 u_int8_t addr[4]; 497 u_int8_t length[4]; 498 u_int8_t reserved; 499 u_int8_t control; 500 }; 501 502 struct scsi_rw_16 503 { 504 u_int8_t opcode; 505 #define SRW16_RELADDR 0x01 506 #define SRW16_FUA 0x08 507 #define SRW16_DPO 0x10 508 u_int8_t byte2; 509 u_int8_t addr[8]; 510 u_int8_t length[4]; 511 u_int8_t reserved; 512 u_int8_t control; 513 }; 514 515 struct scsi_start_stop_unit 516 { 517 u_int8_t opcode; 518 u_int8_t byte2; 519 #define SSS_IMMED 0x01 520 u_int8_t reserved[2]; 521 u_int8_t how; 522 #define SSS_START 0x01 523 #define SSS_LOEJ 0x02 524 u_int8_t control; 525 }; 526 527 struct ata_pass_12 { 528 u_int8_t opcode; 529 u_int8_t protocol; 530 #define AP_MULTI 0xe0 531 u_int8_t flags; 532 #define AP_T_LEN 0x03 533 #define AP_BB 0x04 534 #define AP_T_DIR 0x08 535 #define AP_CK_COND 0x20 536 #define AP_OFFLINE 0x60 537 u_int8_t features; 538 u_int8_t sector_count; 539 u_int8_t lba_low; 540 u_int8_t lba_mid; 541 u_int8_t lba_high; 542 u_int8_t device; 543 u_int8_t command; 544 u_int8_t reserved; 545 u_int8_t control; 546 }; 547 548 struct ata_pass_16 { 549 u_int8_t opcode; 550 u_int8_t protocol; 551 #define AP_EXTEND 0x01 552 u_int8_t flags; 553 u_int8_t features_ext; 554 u_int8_t features; 555 u_int8_t sector_count_ext; 556 u_int8_t sector_count; 557 u_int8_t lba_low_ext; 558 u_int8_t lba_low; 559 u_int8_t lba_mid_ext; 560 u_int8_t lba_mid; 561 u_int8_t lba_high_ext; 562 u_int8_t lba_high; 563 u_int8_t device; 564 u_int8_t command; 565 u_int8_t control; 566 }; 567 568 #define SC_SCSI_1 0x01 569 #define SC_SCSI_2 0x03 570 571 /* 572 * Opcodes 573 */ 574 575 #define TEST_UNIT_READY 0x00 576 #define REQUEST_SENSE 0x03 577 #define READ_6 0x08 578 #define WRITE_6 0x0a 579 #define INQUIRY 0x12 580 #define MODE_SELECT_6 0x15 581 #define MODE_SENSE_6 0x1a 582 #define START_STOP_UNIT 0x1b 583 #define START_STOP 0x1b 584 #define RESERVE 0x16 585 #define RELEASE 0x17 586 #define RECEIVE_DIAGNOSTIC 0x1c 587 #define SEND_DIAGNOSTIC 0x1d 588 #define PREVENT_ALLOW 0x1e 589 #define READ_CAPACITY 0x25 590 #define READ_10 0x28 591 #define WRITE_10 0x2a 592 #define POSITION_TO_ELEMENT 0x2b 593 #define SYNCHRONIZE_CACHE 0x35 594 #define READ_DEFECT_DATA_10 0x37 595 #define WRITE_BUFFER 0x3b 596 #define READ_BUFFER 0x3c 597 #define CHANGE_DEFINITION 0x40 598 #define LOG_SELECT 0x4c 599 #define LOG_SENSE 0x4d 600 #define MODE_SELECT_10 0x55 601 #define MODE_SENSE_10 0x5A 602 #define ATA_PASS_16 0x85 603 #define READ_16 0x88 604 #define WRITE_16 0x8a 605 #define SERVICE_ACTION_IN 0x9e 606 #define REPORT_LUNS 0xA0 607 #define ATA_PASS_12 0xa1 608 #define MOVE_MEDIUM 0xa5 609 #define READ_12 0xa8 610 #define WRITE_12 0xaa 611 #define READ_ELEMENT_STATUS 0xb8 612 613 614 /* 615 * Device Types 616 */ 617 #define T_DIRECT 0x00 618 #define T_SEQUENTIAL 0x01 619 #define T_PRINTER 0x02 620 #define T_PROCESSOR 0x03 621 #define T_WORM 0x04 622 #define T_CDROM 0x05 623 #define T_SCANNER 0x06 624 #define T_OPTICAL 0x07 625 #define T_CHANGER 0x08 626 #define T_COMM 0x09 627 #define T_ASC0 0x0a 628 #define T_ASC1 0x0b 629 #define T_STORARRAY 0x0c 630 #define T_ENCLOSURE 0x0d 631 #define T_RBC 0x0e 632 #define T_OCRW 0x0f 633 #define T_OSD 0x11 634 #define T_ADC 0x12 635 #define T_NODEVICE 0x1f 636 #define T_ANY 0xff /* Used in Quirk table matches */ 637 638 #define T_REMOV 1 639 #define T_FIXED 0 640 641 /* 642 * This length is the initial inquiry length used by the probe code, as 643 * well as the legnth necessary for scsi_print_inquiry() to function 644 * correctly. If either use requires a different length in the future, 645 * the two values should be de-coupled. 646 */ 647 #define SHORT_INQUIRY_LENGTH 36 648 649 struct scsi_inquiry_data 650 { 651 u_int8_t device; 652 #define SID_TYPE(inq_data) ((inq_data)->device & 0x1f) 653 #define SID_QUAL(inq_data) (((inq_data)->device & 0xE0) >> 5) 654 #define SID_QUAL_LU_CONNECTED 0x00 /* 655 * The specified peripheral device 656 * type is currently connected to 657 * logical unit. If the target cannot 658 * determine whether or not a physical 659 * device is currently connected, it 660 * shall also use this peripheral 661 * qualifier when returning the INQUIRY 662 * data. This peripheral qualifier 663 * does not mean that the device is 664 * ready for access by the initiator. 665 */ 666 #define SID_QUAL_LU_OFFLINE 0x01 /* 667 * The target is capable of supporting 668 * the specified peripheral device type 669 * on this logical unit; however, the 670 * physical device is not currently 671 * connected to this logical unit. 672 */ 673 #define SID_QUAL_RSVD 0x02 674 #define SID_QUAL_BAD_LU 0x03 /* 675 * The target is not capable of 676 * supporting a physical device on 677 * this logical unit. For this 678 * peripheral qualifier the peripheral 679 * device type shall be set to 1Fh to 680 * provide compatibility with previous 681 * versions of SCSI. All other 682 * peripheral device type values are 683 * reserved for this peripheral 684 * qualifier. 685 */ 686 #define SID_QUAL_IS_VENDOR_UNIQUE(inq_data) ((SID_QUAL(inq_data) & 0x08) != 0) 687 u_int8_t dev_qual2; 688 #define SID_QUAL2 0x7F 689 #define SID_IS_REMOVABLE(inq_data) (((inq_data)->dev_qual2 & 0x80) != 0) 690 u_int8_t version; 691 #define SID_ANSI_REV(inq_data) ((inq_data)->version & 0x07) 692 #define SCSI_REV_0 0 693 #define SCSI_REV_CCS 1 694 #define SCSI_REV_2 2 695 #define SCSI_REV_SPC 3 696 #define SCSI_REV_SPC2 4 697 698 #define SID_ECMA 0x38 699 #define SID_ISO 0xC0 700 u_int8_t response_format; 701 #define SID_AENC 0x80 702 #define SID_TrmIOP 0x40 703 u_int8_t additional_length; 704 #define SID_ADDITIONAL_LENGTH(iqd) \ 705 ((iqd)->additional_length + \ 706 offsetof(struct scsi_inquiry_data, additional_length) + 1) 707 u_int8_t reserved; 708 u_int8_t spc2_flags; 709 #define SPC2_SID_MChngr 0x08 710 #define SPC2_SID_MultiP 0x10 711 #define SPC2_SID_EncServ 0x40 712 #define SPC2_SID_BQueue 0x80 713 714 #define INQ_DATA_TQ_ENABLED(iqd) \ 715 ((SID_ANSI_REV(iqd) < SCSI_REV_SPC2)? ((iqd)->flags & SID_CmdQue) : \ 716 (((iqd)->flags & SID_CmdQue) && !((iqd)->spc2_flags & SPC2_SID_BQueue)) || \ 717 (!((iqd)->flags & SID_CmdQue) && ((iqd)->spc2_flags & SPC2_SID_BQueue))) 718 719 u_int8_t flags; 720 #define SID_SftRe 0x01 721 #define SID_CmdQue 0x02 722 #define SID_Linked 0x08 723 #define SID_Sync 0x10 724 #define SID_WBus16 0x20 725 #define SID_WBus32 0x40 726 #define SID_RelAdr 0x80 727 #define SID_VENDOR_SIZE 8 728 char vendor[SID_VENDOR_SIZE]; 729 #define SID_PRODUCT_SIZE 16 730 char product[SID_PRODUCT_SIZE]; 731 #define SID_REVISION_SIZE 4 732 char revision[SID_REVISION_SIZE]; 733 /* 734 * The following fields were taken from SCSI Primary Commands - 2 735 * (SPC-2) Revision 14, Dated 11 November 1999 736 */ 737 #define SID_VENDOR_SPECIFIC_0_SIZE 20 738 u_int8_t vendor_specific0[SID_VENDOR_SPECIFIC_0_SIZE]; 739 /* 740 * An extension of SCSI Parallel Specific Values 741 */ 742 #define SID_SPI_IUS 0x01 743 #define SID_SPI_QAS 0x02 744 #define SID_SPI_CLOCK_ST 0x00 745 #define SID_SPI_CLOCK_DT 0x04 746 #define SID_SPI_CLOCK_DT_ST 0x0C 747 #define SID_SPI_MASK 0x0F 748 u_int8_t spi3data; 749 u_int8_t reserved2; 750 /* 751 * Version Descriptors, stored 2 byte values. 752 */ 753 u_int8_t version1[2]; 754 u_int8_t version2[2]; 755 u_int8_t version3[2]; 756 u_int8_t version4[2]; 757 u_int8_t version5[2]; 758 u_int8_t version6[2]; 759 u_int8_t version7[2]; 760 u_int8_t version8[2]; 761 762 u_int8_t reserved3[22]; 763 764 #define SID_VENDOR_SPECIFIC_1_SIZE 160 765 u_int8_t vendor_specific1[SID_VENDOR_SPECIFIC_1_SIZE]; 766 }; 767 768 struct scsi_vpd_supported_page_list 769 { 770 u_int8_t device; 771 u_int8_t page_code; 772 #define SVPD_SUPPORTED_PAGE_LIST 0x00 773 u_int8_t reserved; 774 u_int8_t length; /* number of VPD entries */ 775 #define SVPD_SUPPORTED_PAGES_SIZE 251 776 u_int8_t list[SVPD_SUPPORTED_PAGES_SIZE]; 777 }; 778 779 struct scsi_vpd_unit_serial_number 780 { 781 u_int8_t device; 782 u_int8_t page_code; 783 #define SVPD_UNIT_SERIAL_NUMBER 0x80 784 u_int8_t reserved; 785 u_int8_t length; /* serial number length */ 786 #define SVPD_SERIAL_NUM_SIZE 251 787 u_int8_t serial_num[SVPD_SERIAL_NUM_SIZE]; 788 }; 789 790 struct scsi_read_capacity 791 { 792 u_int8_t opcode; 793 u_int8_t byte2; 794 u_int8_t addr[4]; 795 u_int8_t unused[3]; 796 u_int8_t control; 797 }; 798 799 struct scsi_read_capacity_16 800 { 801 uint8_t opcode; 802 #define SRC16_SERVICE_ACTION 0x10 803 uint8_t service_action; 804 uint8_t addr[8]; 805 uint8_t alloc_len[4]; 806 #define SRC16_PMI 0x01 807 #define SRC16_RELADR 0x02 808 uint8_t reladr; 809 uint8_t control; 810 }; 811 812 struct scsi_read_capacity_data 813 { 814 u_int8_t addr[4]; 815 u_int8_t length[4]; 816 }; 817 818 struct scsi_read_capacity_data_long 819 { 820 uint8_t addr[8]; 821 uint8_t length[4]; 822 }; 823 824 struct scsi_report_luns 825 { 826 uint8_t opcode; 827 uint8_t reserved1; 828 #define RPL_REPORT_DEFAULT 0x00 829 #define RPL_REPORT_WELLKNOWN 0x01 830 #define RPL_REPORT_ALL 0x02 831 uint8_t select_report; 832 uint8_t reserved2[3]; 833 uint8_t length[4]; 834 uint8_t reserved3; 835 uint8_t control; 836 }; 837 838 struct scsi_report_luns_data { 839 u_int8_t length[4]; /* length of LUN inventory, in bytes */ 840 u_int8_t reserved[4]; /* unused */ 841 /* 842 * LUN inventory- we only support the type zero form for now. 843 */ 844 struct { 845 u_int8_t lundata[8]; 846 } luns[0]; 847 }; 848 #define RPL_LUNDATA_PERIPH_BUS_MASK 0x3f 849 #define RPL_LUNDATA_FLAT_LUN_MASK 0x3f 850 #define RPL_LUNDATA_LUN_TARG_MASK 0x3f 851 #define RPL_LUNDATA_LUN_BUS_MASK 0xe0 852 #define RPL_LUNDATA_LUN_LUN_MASK 0x1f 853 #define RPL_LUNDATA_EXT_LEN_MASK 0x30 854 #define RPL_LUNDATA_EXT_EAM_MASK 0x0f 855 #define RPL_LUNDATA_EXT_EAM_WK 0x01 856 #define RPL_LUNDATA_EXT_EAM_NOT_SPEC 0x0f 857 #define RPL_LUNDATA_ATYP_MASK 0xc0 /* MBZ for type 0 lun */ 858 #define RPL_LUNDATA_ATYP_PERIPH 0x00 859 #define RPL_LUNDATA_ATYP_FLAT 0x40 860 #define RPL_LUNDATA_ATYP_LUN 0x80 861 #define RPL_LUNDATA_ATYP_EXTLUN 0xc0 862 863 864 struct scsi_sense_data 865 { 866 u_int8_t error_code; 867 #define SSD_ERRCODE 0x7F 868 #define SSD_CURRENT_ERROR 0x70 869 #define SSD_DEFERRED_ERROR 0x71 870 #define SSD_ERRCODE_VALID 0x80 871 u_int8_t segment; 872 u_int8_t flags; 873 #define SSD_KEY 0x0F 874 #define SSD_KEY_NO_SENSE 0x00 875 #define SSD_KEY_RECOVERED_ERROR 0x01 876 #define SSD_KEY_NOT_READY 0x02 877 #define SSD_KEY_MEDIUM_ERROR 0x03 878 #define SSD_KEY_HARDWARE_ERROR 0x04 879 #define SSD_KEY_ILLEGAL_REQUEST 0x05 880 #define SSD_KEY_UNIT_ATTENTION 0x06 881 #define SSD_KEY_DATA_PROTECT 0x07 882 #define SSD_KEY_BLANK_CHECK 0x08 883 #define SSD_KEY_Vendor_Specific 0x09 884 #define SSD_KEY_COPY_ABORTED 0x0a 885 #define SSD_KEY_ABORTED_COMMAND 0x0b 886 #define SSD_KEY_EQUAL 0x0c 887 #define SSD_KEY_VOLUME_OVERFLOW 0x0d 888 #define SSD_KEY_MISCOMPARE 0x0e 889 #define SSD_KEY_RESERVED 0x0f 890 #define SSD_ILI 0x20 891 #define SSD_EOM 0x40 892 #define SSD_FILEMARK 0x80 893 u_int8_t info[4]; 894 u_int8_t extra_len; 895 u_int8_t cmd_spec_info[4]; 896 u_int8_t add_sense_code; 897 u_int8_t add_sense_code_qual; 898 u_int8_t fru; 899 u_int8_t sense_key_spec[3]; 900 #define SSD_SCS_VALID 0x80 901 #define SSD_FIELDPTR_CMD 0x40 902 #define SSD_BITPTR_VALID 0x08 903 #define SSD_BITPTR_VALUE 0x07 904 #define SSD_MIN_SIZE 18 905 u_int8_t extra_bytes[14]; 906 #define SSD_FULL_SIZE sizeof(struct scsi_sense_data) 907 }; 908 909 struct scsi_mode_header_6 910 { 911 u_int8_t data_length; /* Sense data length */ 912 u_int8_t medium_type; 913 u_int8_t dev_spec; 914 u_int8_t blk_desc_len; 915 }; 916 917 struct scsi_mode_header_10 918 { 919 u_int8_t data_length[2];/* Sense data length */ 920 u_int8_t medium_type; 921 u_int8_t dev_spec; 922 u_int8_t unused[2]; 923 u_int8_t blk_desc_len[2]; 924 }; 925 926 struct scsi_mode_page_header 927 { 928 u_int8_t page_code; 929 u_int8_t page_length; 930 }; 931 932 struct scsi_mode_blk_desc 933 { 934 u_int8_t density; 935 u_int8_t nblocks[3]; 936 u_int8_t reserved; 937 u_int8_t blklen[3]; 938 }; 939 940 #define SCSI_DEFAULT_DENSITY 0x00 /* use 'default' density */ 941 #define SCSI_SAME_DENSITY 0x7f /* use 'same' density- >= SCSI-2 only */ 942 943 944 /* 945 * Status Byte 946 */ 947 #define SCSI_STATUS_OK 0x00 948 #define SCSI_STATUS_CHECK_COND 0x02 949 #define SCSI_STATUS_COND_MET 0x04 950 #define SCSI_STATUS_BUSY 0x08 951 #define SCSI_STATUS_INTERMED 0x10 952 #define SCSI_STATUS_INTERMED_COND_MET 0x14 953 #define SCSI_STATUS_RESERV_CONFLICT 0x18 954 #define SCSI_STATUS_CMD_TERMINATED 0x22 /* Obsolete in SAM-2 */ 955 #define SCSI_STATUS_QUEUE_FULL 0x28 956 #define SCSI_STATUS_ACA_ACTIVE 0x30 957 #define SCSI_STATUS_TASK_ABORTED 0x40 958 959 struct scsi_inquiry_pattern { 960 u_int8_t type; 961 u_int8_t media_type; 962 #define SIP_MEDIA_REMOVABLE 0x01 963 #define SIP_MEDIA_FIXED 0x02 964 const char *vendor; 965 const char *product; 966 const char *revision; 967 }; 968 969 struct scsi_static_inquiry_pattern { 970 u_int8_t type; 971 u_int8_t media_type; 972 char vendor[SID_VENDOR_SIZE+1]; 973 char product[SID_PRODUCT_SIZE+1]; 974 char revision[SID_REVISION_SIZE+1]; 975 }; 976 977 struct scsi_sense_quirk_entry { 978 struct scsi_inquiry_pattern inq_pat; 979 int num_sense_keys; 980 int num_ascs; 981 struct sense_key_table_entry *sense_key_info; 982 struct asc_table_entry *asc_info; 983 }; 984 985 struct sense_key_table_entry { 986 u_int8_t sense_key; 987 u_int32_t action; 988 const char *desc; 989 }; 990 991 struct asc_table_entry { 992 u_int8_t asc; 993 u_int8_t ascq; 994 u_int32_t action; 995 const char *desc; 996 }; 997 998 struct op_table_entry { 999 u_int8_t opcode; 1000 u_int32_t opmask; 1001 const char *desc; 1002 }; 1003 1004 struct scsi_op_quirk_entry { 1005 struct scsi_inquiry_pattern inq_pat; 1006 int num_ops; 1007 struct op_table_entry *op_table; 1008 }; 1009 1010 typedef enum { 1011 SSS_FLAG_NONE = 0x00, 1012 SSS_FLAG_PRINT_COMMAND = 0x01 1013 } scsi_sense_string_flags; 1014 1015 struct ccb_scsiio; 1016 struct cam_periph; 1017 union ccb; 1018 #ifndef _KERNEL 1019 struct cam_device; 1020 #endif 1021 1022 extern const char *scsi_sense_key_text[]; 1023 1024 struct sbuf; 1025 1026 __BEGIN_DECLS 1027 void scsi_sense_desc(int sense_key, int asc, int ascq, 1028 struct scsi_inquiry_data *inq_data, 1029 const char **sense_key_desc, const char **asc_desc); 1030 scsi_sense_action scsi_error_action(struct ccb_scsiio* csio, 1031 struct scsi_inquiry_data *inq_data, 1032 u_int32_t sense_flags); 1033 const char * scsi_status_string(struct ccb_scsiio *csio); 1034 #ifdef _KERNEL 1035 int scsi_command_string(struct ccb_scsiio *csio, struct sbuf *sb); 1036 int scsi_sense_sbuf(struct ccb_scsiio *csio, struct sbuf *sb, 1037 scsi_sense_string_flags flags); 1038 char * scsi_sense_string(struct ccb_scsiio *csio, 1039 char *str, int str_len); 1040 void scsi_sense_print(struct ccb_scsiio *csio); 1041 int scsi_interpret_sense(union ccb *ccb, 1042 u_int32_t sense_flags, 1043 u_int32_t *relsim_flags, 1044 u_int32_t *reduction, 1045 u_int32_t *timeout, 1046 scsi_sense_action error_action); 1047 #else /* _KERNEL */ 1048 int scsi_command_string(struct cam_device *device, 1049 struct ccb_scsiio *csio, struct sbuf *sb); 1050 int scsi_sense_sbuf(struct cam_device *device, 1051 struct ccb_scsiio *csio, struct sbuf *sb, 1052 scsi_sense_string_flags flags); 1053 char * scsi_sense_string(struct cam_device *device, 1054 struct ccb_scsiio *csio, 1055 char *str, int str_len); 1056 void scsi_sense_print(struct cam_device *device, 1057 struct ccb_scsiio *csio, FILE *ofile); 1058 int scsi_interpret_sense(struct cam_device *device, 1059 union ccb *ccb, 1060 u_int32_t sense_flags, 1061 u_int32_t *relsim_flags, 1062 u_int32_t *reduction, 1063 u_int32_t *timeout, 1064 scsi_sense_action error_action); 1065 #endif /* _KERNEL */ 1066 1067 #define SF_RETRY_UA 0x01 1068 #define SF_NO_PRINT 0x02 1069 #define SF_QUIET_IR 0x04 /* Be quiet about Illegal Request reponses */ 1070 #define SF_PRINT_ALWAYS 0x08 1071 1072 1073 const char * scsi_op_desc(u_int16_t opcode, 1074 struct scsi_inquiry_data *inq_data); 1075 char * scsi_cdb_string(u_int8_t *cdb_ptr, char *cdb_string, 1076 size_t len); 1077 1078 void scsi_print_inquiry(struct scsi_inquiry_data *inq_data); 1079 1080 u_int scsi_calc_syncsrate(u_int period_factor); 1081 u_int scsi_calc_syncparam(u_int period); 1082 1083 void scsi_test_unit_ready(struct ccb_scsiio *csio, u_int32_t retries, 1084 void (*cbfcnp)(struct cam_periph *, 1085 union ccb *), 1086 u_int8_t tag_action, 1087 u_int8_t sense_len, u_int32_t timeout); 1088 1089 void scsi_request_sense(struct ccb_scsiio *csio, u_int32_t retries, 1090 void (*cbfcnp)(struct cam_periph *, 1091 union ccb *), 1092 void *data_ptr, u_int8_t dxfer_len, 1093 u_int8_t tag_action, u_int8_t sense_len, 1094 u_int32_t timeout); 1095 1096 void scsi_inquiry(struct ccb_scsiio *csio, u_int32_t retries, 1097 void (*cbfcnp)(struct cam_periph *, union ccb *), 1098 u_int8_t tag_action, u_int8_t *inq_buf, 1099 u_int32_t inq_len, int evpd, u_int8_t page_code, 1100 u_int8_t sense_len, u_int32_t timeout); 1101 1102 void scsi_mode_sense(struct ccb_scsiio *csio, u_int32_t retries, 1103 void (*cbfcnp)(struct cam_periph *, 1104 union ccb *), 1105 u_int8_t tag_action, int dbd, 1106 u_int8_t page_code, u_int8_t page, 1107 u_int8_t *param_buf, u_int32_t param_len, 1108 u_int8_t sense_len, u_int32_t timeout); 1109 1110 void scsi_mode_sense_len(struct ccb_scsiio *csio, u_int32_t retries, 1111 void (*cbfcnp)(struct cam_periph *, 1112 union ccb *), 1113 u_int8_t tag_action, int dbd, 1114 u_int8_t page_code, u_int8_t page, 1115 u_int8_t *param_buf, u_int32_t param_len, 1116 int minimum_cmd_size, u_int8_t sense_len, 1117 u_int32_t timeout); 1118 1119 void scsi_mode_select(struct ccb_scsiio *csio, u_int32_t retries, 1120 void (*cbfcnp)(struct cam_periph *, 1121 union ccb *), 1122 u_int8_t tag_action, int scsi_page_fmt, 1123 int save_pages, u_int8_t *param_buf, 1124 u_int32_t param_len, u_int8_t sense_len, 1125 u_int32_t timeout); 1126 1127 void scsi_mode_select_len(struct ccb_scsiio *csio, u_int32_t retries, 1128 void (*cbfcnp)(struct cam_periph *, 1129 union ccb *), 1130 u_int8_t tag_action, int scsi_page_fmt, 1131 int save_pages, u_int8_t *param_buf, 1132 u_int32_t param_len, int minimum_cmd_size, 1133 u_int8_t sense_len, u_int32_t timeout); 1134 1135 void scsi_log_sense(struct ccb_scsiio *csio, u_int32_t retries, 1136 void (*cbfcnp)(struct cam_periph *, union ccb *), 1137 u_int8_t tag_action, u_int8_t page_code, 1138 u_int8_t page, int save_pages, int ppc, 1139 u_int32_t paramptr, u_int8_t *param_buf, 1140 u_int32_t param_len, u_int8_t sense_len, 1141 u_int32_t timeout); 1142 1143 void scsi_log_select(struct ccb_scsiio *csio, u_int32_t retries, 1144 void (*cbfcnp)(struct cam_periph *, 1145 union ccb *), u_int8_t tag_action, 1146 u_int8_t page_code, int save_pages, 1147 int pc_reset, u_int8_t *param_buf, 1148 u_int32_t param_len, u_int8_t sense_len, 1149 u_int32_t timeout); 1150 1151 void scsi_prevent(struct ccb_scsiio *csio, u_int32_t retries, 1152 void (*cbfcnp)(struct cam_periph *, union ccb *), 1153 u_int8_t tag_action, u_int8_t action, 1154 u_int8_t sense_len, u_int32_t timeout); 1155 1156 void scsi_read_capacity(struct ccb_scsiio *csio, u_int32_t retries, 1157 void (*cbfcnp)(struct cam_periph *, 1158 union ccb *), u_int8_t tag_action, 1159 struct scsi_read_capacity_data *, 1160 u_int8_t sense_len, u_int32_t timeout); 1161 void scsi_read_capacity_16(struct ccb_scsiio *csio, uint32_t retries, 1162 void (*cbfcnp)(struct cam_periph *, 1163 union ccb *), uint8_t tag_action, 1164 uint64_t lba, int reladr, int pmi, 1165 struct scsi_read_capacity_data_long 1166 *rcap_buf, uint8_t sense_len, 1167 uint32_t timeout); 1168 1169 void scsi_report_luns(struct ccb_scsiio *csio, u_int32_t retries, 1170 void (*cbfcnp)(struct cam_periph *, 1171 union ccb *), u_int8_t tag_action, 1172 u_int8_t select_report, 1173 struct scsi_report_luns_data *rpl_buf, 1174 u_int32_t alloc_len, u_int8_t sense_len, 1175 u_int32_t timeout); 1176 1177 void scsi_synchronize_cache(struct ccb_scsiio *csio, 1178 u_int32_t retries, 1179 void (*cbfcnp)(struct cam_periph *, 1180 union ccb *), u_int8_t tag_action, 1181 u_int32_t begin_lba, u_int16_t lb_count, 1182 u_int8_t sense_len, u_int32_t timeout); 1183 1184 void scsi_read_write(struct ccb_scsiio *csio, u_int32_t retries, 1185 void (*cbfcnp)(struct cam_periph *, union ccb *), 1186 u_int8_t tag_action, int readop, u_int8_t byte2, 1187 int minimum_cmd_size, u_int64_t lba, 1188 u_int32_t block_count, u_int8_t *data_ptr, 1189 u_int32_t dxfer_len, u_int8_t sense_len, 1190 u_int32_t timeout); 1191 1192 void scsi_start_stop(struct ccb_scsiio *csio, u_int32_t retries, 1193 void (*cbfcnp)(struct cam_periph *, union ccb *), 1194 u_int8_t tag_action, int start, int load_eject, 1195 int immediate, u_int8_t sense_len, u_int32_t timeout); 1196 1197 int scsi_inquiry_match(caddr_t inqbuffer, caddr_t table_entry); 1198 int scsi_static_inquiry_match(caddr_t inqbuffer, 1199 caddr_t table_entry); 1200 1201 static __inline void scsi_extract_sense(struct scsi_sense_data *sense, 1202 int *error_code, int *sense_key, 1203 int *asc, int *ascq); 1204 static __inline void scsi_ulto2b(u_int32_t val, u_int8_t *bytes); 1205 static __inline void scsi_ulto3b(u_int32_t val, u_int8_t *bytes); 1206 static __inline void scsi_ulto4b(u_int32_t val, u_int8_t *bytes); 1207 static __inline void scsi_u64to8b(u_int64_t val, u_int8_t *bytes); 1208 static __inline u_int32_t scsi_2btoul(u_int8_t *bytes); 1209 static __inline u_int32_t scsi_3btoul(u_int8_t *bytes); 1210 static __inline int32_t scsi_3btol(u_int8_t *bytes); 1211 static __inline u_int32_t scsi_4btoul(u_int8_t *bytes); 1212 static __inline u_int64_t scsi_8btou64(u_int8_t *bytes); 1213 static __inline void *find_mode_page_6(struct scsi_mode_header_6 *mode_header); 1214 static __inline void *find_mode_page_10(struct scsi_mode_header_10 *mode_header); 1215 1216 static __inline void scsi_extract_sense(struct scsi_sense_data *sense, 1217 int *error_code, int *sense_key, 1218 int *asc, int *ascq) 1219 { 1220 *error_code = sense->error_code & SSD_ERRCODE; 1221 *sense_key = sense->flags & SSD_KEY; 1222 *asc = (sense->extra_len >= 5) ? sense->add_sense_code : 0; 1223 *ascq = (sense->extra_len >= 6) ? sense->add_sense_code_qual : 0; 1224 } 1225 1226 static __inline void 1227 scsi_ulto2b(u_int32_t val, u_int8_t *bytes) 1228 { 1229 1230 bytes[0] = (val >> 8) & 0xff; 1231 bytes[1] = val & 0xff; 1232 } 1233 1234 static __inline void 1235 scsi_ulto3b(u_int32_t val, u_int8_t *bytes) 1236 { 1237 1238 bytes[0] = (val >> 16) & 0xff; 1239 bytes[1] = (val >> 8) & 0xff; 1240 bytes[2] = val & 0xff; 1241 } 1242 1243 static __inline void 1244 scsi_ulto4b(u_int32_t val, u_int8_t *bytes) 1245 { 1246 1247 bytes[0] = (val >> 24) & 0xff; 1248 bytes[1] = (val >> 16) & 0xff; 1249 bytes[2] = (val >> 8) & 0xff; 1250 bytes[3] = val & 0xff; 1251 } 1252 1253 static __inline void 1254 scsi_u64to8b(u_int64_t val, u_int8_t *bytes) 1255 { 1256 1257 bytes[0] = (val >> 56) & 0xff; 1258 bytes[1] = (val >> 48) & 0xff; 1259 bytes[2] = (val >> 40) & 0xff; 1260 bytes[3] = (val >> 32) & 0xff; 1261 bytes[4] = (val >> 24) & 0xff; 1262 bytes[5] = (val >> 16) & 0xff; 1263 bytes[6] = (val >> 8) & 0xff; 1264 bytes[7] = val & 0xff; 1265 } 1266 1267 static __inline u_int32_t 1268 scsi_2btoul(u_int8_t *bytes) 1269 { 1270 u_int32_t rv; 1271 1272 rv = (bytes[0] << 8) | 1273 bytes[1]; 1274 return (rv); 1275 } 1276 1277 static __inline u_int32_t 1278 scsi_3btoul(u_int8_t *bytes) 1279 { 1280 u_int32_t rv; 1281 1282 rv = (bytes[0] << 16) | 1283 (bytes[1] << 8) | 1284 bytes[2]; 1285 return (rv); 1286 } 1287 1288 static __inline int32_t 1289 scsi_3btol(u_int8_t *bytes) 1290 { 1291 u_int32_t rc = scsi_3btoul(bytes); 1292 1293 if (rc & 0x00800000) 1294 rc |= 0xff000000; 1295 1296 return (int32_t) rc; 1297 } 1298 1299 static __inline u_int32_t 1300 scsi_4btoul(u_int8_t *bytes) 1301 { 1302 u_int32_t rv; 1303 1304 rv = (bytes[0] << 24) | 1305 (bytes[1] << 16) | 1306 (bytes[2] << 8) | 1307 bytes[3]; 1308 return (rv); 1309 } 1310 1311 static __inline uint64_t 1312 scsi_8btou64(uint8_t *bytes) 1313 { 1314 uint64_t rv; 1315 1316 rv = (((uint64_t)bytes[0]) << 56) | 1317 (((uint64_t)bytes[1]) << 48) | 1318 (((uint64_t)bytes[2]) << 40) | 1319 (((uint64_t)bytes[3]) << 32) | 1320 (((uint64_t)bytes[4]) << 24) | 1321 (((uint64_t)bytes[5]) << 16) | 1322 (((uint64_t)bytes[6]) << 8) | 1323 bytes[7]; 1324 return (rv); 1325 } 1326 1327 /* 1328 * Given the pointer to a returned mode sense buffer, return a pointer to 1329 * the start of the first mode page. 1330 */ 1331 static __inline void * 1332 find_mode_page_6(struct scsi_mode_header_6 *mode_header) 1333 { 1334 void *page_start; 1335 1336 page_start = (void *)((u_int8_t *)&mode_header[1] + 1337 mode_header->blk_desc_len); 1338 1339 return(page_start); 1340 } 1341 1342 static __inline void * 1343 find_mode_page_10(struct scsi_mode_header_10 *mode_header) 1344 { 1345 void *page_start; 1346 1347 page_start = (void *)((u_int8_t *)&mode_header[1] + 1348 scsi_2btoul(mode_header->blk_desc_len)); 1349 1350 return(page_start); 1351 } 1352 1353 __END_DECLS 1354 1355 #endif /*_SCSI_SCSI_ALL_H*/ 1356