1 /* 2 * Structures and definitions for SCSI commands to Direct Access Devices 3 */ 4 5 /*- 6 * Some lines of this file come from a file of the name "scsi.h" 7 * distributed by OSF as part of mach2.5, 8 * so the following disclaimer has been kept. 9 * 10 * Copyright 1990 by Open Software Foundation, 11 * Grenoble, FRANCE 12 * 13 * All Rights Reserved 14 * 15 * Permission to use, copy, modify, and distribute this software and 16 * its documentation for any purpose and without fee is hereby granted, 17 * provided that the above copyright notice appears in all copies and 18 * that both the copyright notice and this permission notice appear in 19 * supporting documentation, and that the name of OSF or Open Software 20 * Foundation not be used in advertising or publicity pertaining to 21 * distribution of the software without specific, written prior 22 * permission. 23 * 24 * OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE 25 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, 26 * IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR 27 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 28 * LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT, 29 * NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION 30 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 31 */ 32 33 /*- 34 * Largely written by Julian Elischer (julian@tfs.com) 35 * for TRW Financial Systems. 36 * 37 * TRW Financial Systems, in accordance with their agreement with Carnegie 38 * Mellon University, makes this software available to CMU to distribute 39 * or use in any manner that they see fit as long as this message is kept with 40 * the software. For this reason TFS also grants any other persons or 41 * organisations permission to use or modify this software. 42 * 43 * TFS supplies this software to be publicly redistributed 44 * on the understanding that TFS is not responsible for the correct 45 * functioning of this software in any circumstances. 46 * 47 * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 48 * 49 * $FreeBSD$ 50 */ 51 52 #ifndef _SCSI_SCSI_DA_H 53 #define _SCSI_SCSI_DA_H 1 54 55 #include <sys/cdefs.h> 56 57 struct scsi_rezero_unit 58 { 59 u_int8_t opcode; 60 #define SRZU_LUN_MASK 0xE0 61 u_int8_t byte2; 62 u_int8_t reserved[3]; 63 u_int8_t control; 64 }; 65 66 /* 67 * NOTE: The lower three bits of byte2 of the format CDB are the same as 68 * the lower three bits of byte2 of the read defect data CDB, below. 69 */ 70 struct scsi_format_unit 71 { 72 u_int8_t opcode; 73 u_int8_t byte2; 74 #define FU_FORMAT_MASK SRDD10_DLIST_FORMAT_MASK 75 #define FU_BLOCK_FORMAT SRDD10_BLOCK_FORMAT 76 #define FU_BFI_FORMAT SRDD10_BYTES_FROM_INDEX_FORMAT 77 #define FU_PHYS_FORMAT SRDD10_PHYSICAL_SECTOR_FORMAT 78 #define FU_CMPLST 0x08 79 #define FU_FMT_DATA 0x10 80 u_int8_t vendor_specific; 81 u_int8_t interleave[2]; 82 u_int8_t control; 83 }; 84 85 struct scsi_reassign_blocks 86 { 87 u_int8_t opcode; 88 u_int8_t byte2; 89 u_int8_t unused[3]; 90 u_int8_t control; 91 }; 92 93 struct scsi_read_defect_data_10 94 { 95 u_int8_t opcode; 96 97 /* 98 * The most significant 3 bits are the LUN, the other 5 are 99 * reserved. 100 */ 101 #define SRDD10_LUN_MASK 0xE0 102 u_int8_t byte2; 103 #define SRDD10_GLIST 0x08 104 #define SRDD10_PLIST 0x10 105 #define SRDD10_DLIST_FORMAT_MASK 0x07 106 #define SRDD10_BLOCK_FORMAT 0x00 107 #define SRDD10_BYTES_FROM_INDEX_FORMAT 0x04 108 #define SRDD10_PHYSICAL_SECTOR_FORMAT 0x05 109 u_int8_t format; 110 111 u_int8_t reserved[4]; 112 113 u_int8_t alloc_length[2]; 114 #define SRDD10_MAX_LENGTH 0xffff 115 116 u_int8_t control; 117 }; 118 119 struct scsi_sanitize 120 { 121 u_int8_t opcode; 122 u_int8_t byte2; 123 #define SSZ_SERVICE_ACTION_OVERWRITE 0x01 124 #define SSZ_SERVICE_ACTION_BLOCK_ERASE 0x02 125 #define SSZ_SERVICE_ACTION_CRYPTO_ERASE 0x03 126 #define SSZ_SERVICE_ACTION_EXIT_MODE_FAILURE 0x1F 127 #define SSZ_UNRESTRICTED_EXIT 0x20 128 #define SSZ_IMMED 0x80 129 u_int8_t reserved[5]; 130 u_int8_t length[2]; 131 u_int8_t control; 132 }; 133 134 struct scsi_sanitize_parameter_list 135 { 136 u_int8_t byte1; 137 #define SSZPL_INVERT 0x80 138 u_int8_t reserved; 139 u_int8_t length[2]; 140 /* Variable length initialization pattern. */ 141 #define SSZPL_MAX_PATTERN_LENGTH 65535 142 }; 143 144 struct scsi_read_defect_data_12 145 { 146 u_int8_t opcode; 147 148 /* 149 * The most significant 3 bits are the LUN, the other 5 are 150 * reserved. 151 */ 152 #define SRDD12_LUN_MASK 0xE0 153 u_int8_t byte2; 154 155 #define SRDD12_GLIST 0x08 156 #define SRDD12_PLIST 0x10 157 #define SRDD12_DLIST_FORMAT_MASK 0x07 158 #define SRDD12_BLOCK_FORMAT 0x00 159 #define SRDD12_BYTES_FROM_INDEX_FORMAT 0x04 160 #define SRDD12_PHYSICAL_SECTOR_FORMAT 0x05 161 u_int8_t format; 162 163 u_int8_t reserved[4]; 164 165 u_int8_t alloc_length[4]; 166 167 u_int8_t control; 168 169 }; 170 171 172 /* 173 * Opcodes 174 */ 175 #define REZERO_UNIT 0x01 176 #define FORMAT_UNIT 0x04 177 #define REASSIGN_BLOCKS 0x07 178 #define MODE_SELECT 0x15 179 #define MODE_SENSE 0x1a 180 #define READ_FORMAT_CAPACITIES 0x23 181 #define WRITE_AND_VERIFY 0x2e 182 #define VERIFY 0x2f 183 #define READ_DEFECT_DATA_10 0x37 184 #define SANITIZE 0x48 185 #define READ_DEFECT_DATA_12 0xb7 186 187 struct format_defect_list_header 188 { 189 u_int8_t reserved; 190 u_int8_t byte2; 191 #define FU_DLH_VS 0x01 192 #define FU_DLH_IMMED 0x02 193 #define FU_DLH_DSP 0x04 194 #define FU_DLH_IP 0x08 195 #define FU_DLH_STPF 0x10 196 #define FU_DLH_DCRT 0x20 197 #define FU_DLH_DPRY 0x40 198 #define FU_DLH_FOV 0x80 199 u_int8_t defect_list_length[2]; 200 }; 201 202 struct format_ipat_descriptor 203 { 204 u_int8_t byte1; 205 #define FU_INIT_NO_HDR 0x00 206 #define FU_INIT_LBA_MSB 0x40 207 #define FU_INIT_LBA_EACH 0x80 208 #define FU_INIT_SI 0x20 209 u_int8_t pattern_type; 210 #define FU_INIT_PAT_DEFAULT 0x00 211 #define FU_INIT_PAT_REPEAT 0x01 212 u_int8_t pat_length[2]; 213 }; 214 215 struct scsi_read_format_capacities 216 { 217 uint8_t opcode; /* READ_FORMAT_CAPACITIES */ 218 uint8_t byte2; 219 #define SRFC_LUN_MASK 0xE0 220 uint8_t reserved0[5]; 221 uint8_t alloc_length[2]; 222 uint8_t reserved1[3]; 223 }; 224 225 struct scsi_verify_10 226 { 227 uint8_t opcode; /* VERIFY(10) */ 228 uint8_t byte2; 229 #define SVFY_LUN_MASK 0xE0 230 #define SVFY_RELADR 0x01 231 #define SVFY_BYTCHK 0x02 232 #define SVFY_DPO 0x10 233 uint8_t addr[4]; /* LBA to begin verification at */ 234 uint8_t group; 235 uint8_t length[2]; /* number of blocks to verify */ 236 uint8_t control; 237 }; 238 239 struct scsi_verify_12 240 { 241 uint8_t opcode; /* VERIFY(12) */ 242 uint8_t byte2; 243 uint8_t addr[4]; /* LBA to begin verification at */ 244 uint8_t length[4]; /* number of blocks to verify */ 245 uint8_t group; 246 uint8_t control; 247 }; 248 249 struct scsi_verify_16 250 { 251 uint8_t opcode; /* VERIFY(16) */ 252 uint8_t byte2; 253 uint8_t addr[8]; /* LBA to begin verification at */ 254 uint8_t length[4]; /* number of blocks to verify */ 255 uint8_t group; 256 uint8_t control; 257 }; 258 259 struct scsi_compare_and_write 260 { 261 uint8_t opcode; /* COMPARE AND WRITE */ 262 uint8_t byte2; 263 uint8_t addr[8]; /* LBA to begin verification at */ 264 uint8_t reserved[3]; 265 uint8_t length; /* number of blocks */ 266 uint8_t group; 267 uint8_t control; 268 }; 269 270 struct scsi_write_and_verify 271 { 272 uint8_t opcode; /* WRITE_AND_VERIFY */ 273 uint8_t byte2; 274 #define SWVY_LUN_MASK 0xE0 275 #define SWVY_RELADR 0x01 276 #define SWVY_BYTECHK 0x02 277 #define SWVY_DPO 0x10 278 uint8_t addr[4]; /* LBA to begin verification at */ 279 uint8_t reserved0[1]; 280 uint8_t len[2]; /* number of blocks to write and verify */ 281 uint8_t reserved1[3]; 282 }; 283 284 /* 285 * Replies to READ_FORMAT_CAPACITIES look like this: 286 * 287 * struct format_capacity_list_header 288 * struct format_capacity_descriptor[1..n] 289 * 290 * These are similar, but not totally identical to, the 291 * defect list used to format a rigid disk. 292 * 293 * The appropriate csio_decode() format string looks like this: 294 * "{} *i3 {Len} i1 {Blocks} i4 {} *b6 {Code} b2 {Blocklen} i3" 295 * 296 * If the capacity_list_length is greater than 297 * sizeof(struct format_capacity_descriptor), then there are 298 * additional format capacity descriptors available which 299 * denote which format(s) the drive can handle. 300 * 301 * (Source: USB Mass Storage UFI Specification) 302 */ 303 304 struct format_capacity_list_header { 305 uint8_t unused[3]; 306 uint8_t capacity_list_length; 307 }; 308 309 struct format_capacity_descriptor { 310 uint8_t nblocks[4]; /* total number of LBAs */ 311 uint8_t byte4; /* only present in max/cur descriptor */ 312 #define FCD_CODE_MASK 0x03 /* mask for code field above */ 313 #define FCD_UNFORMATTED 0x01 /* unformatted media present, 314 * maximum capacity returned */ 315 #define FCD_FORMATTED 0x02 /* formatted media present, 316 * current capacity returned */ 317 #define FCD_NOMEDIA 0x03 /* no media present, 318 * maximum device capacity returned */ 319 uint8_t block_length[3]; /* length of an LBA in bytes */ 320 }; 321 322 struct scsi_reassign_blocks_data 323 { 324 u_int8_t reserved[2]; 325 u_int8_t length[2]; 326 struct { 327 u_int8_t dlbaddr[4]; /* defect logical block address */ 328 } defect_descriptor[1]; 329 }; 330 331 332 /* 333 * This is the list header for the READ DEFECT DATA(10) command above. 334 * It may be a bit wrong to append the 10 at the end of the data structure, 335 * since it's only 4 bytes but it does tie it to the 10 byte command. 336 */ 337 struct scsi_read_defect_data_hdr_10 338 { 339 u_int8_t reserved; 340 #define SRDDH10_GLIST 0x08 341 #define SRDDH10_PLIST 0x10 342 #define SRDDH10_DLIST_FORMAT_MASK 0x07 343 #define SRDDH10_BLOCK_FORMAT 0x00 344 #define SRDDH10_BYTES_FROM_INDEX_FORMAT 0x04 345 #define SRDDH10_PHYSICAL_SECTOR_FORMAT 0x05 346 u_int8_t format; 347 u_int8_t length[2]; 348 }; 349 350 struct scsi_defect_desc_block 351 { 352 u_int8_t address[4]; 353 }; 354 355 struct scsi_defect_desc_bytes_from_index 356 { 357 u_int8_t cylinder[3]; 358 u_int8_t head; 359 u_int8_t bytes_from_index[4]; 360 }; 361 362 struct scsi_defect_desc_phys_sector 363 { 364 u_int8_t cylinder[3]; 365 u_int8_t head; 366 u_int8_t sector[4]; 367 }; 368 369 struct scsi_read_defect_data_hdr_12 370 { 371 u_int8_t reserved; 372 #define SRDDH12_GLIST 0x08 373 #define SRDDH12_PLIST 0x10 374 #define SRDDH12_DLIST_FORMAT_MASK 0x07 375 #define SRDDH12_BLOCK_FORMAT 0x00 376 #define SRDDH12_BYTES_FROM_INDEX_FORMAT 0x04 377 #define SRDDH12_PHYSICAL_SECTOR_FORMAT 0x05 378 u_int8_t format; 379 u_int8_t length[4]; 380 }; 381 382 union disk_pages /* this is the structure copied from osf */ 383 { 384 struct format_device_page { 385 u_int8_t pg_code; /* page code (should be 3) */ 386 #define SMS_FORMAT_DEVICE_PAGE 0x03 /* only 6 bits valid */ 387 u_int8_t pg_length; /* page length (should be 0x16) */ 388 #define SMS_FORMAT_DEVICE_PLEN 0x16 389 u_int8_t trk_z_1; /* tracks per zone (MSB) */ 390 u_int8_t trk_z_0; /* tracks per zone (LSB) */ 391 u_int8_t alt_sec_1; /* alternate sectors per zone (MSB) */ 392 u_int8_t alt_sec_0; /* alternate sectors per zone (LSB) */ 393 u_int8_t alt_trk_z_1; /* alternate tracks per zone (MSB) */ 394 u_int8_t alt_trk_z_0; /* alternate tracks per zone (LSB) */ 395 u_int8_t alt_trk_v_1; /* alternate tracks per volume (MSB) */ 396 u_int8_t alt_trk_v_0; /* alternate tracks per volume (LSB) */ 397 u_int8_t ph_sec_t_1; /* physical sectors per track (MSB) */ 398 u_int8_t ph_sec_t_0; /* physical sectors per track (LSB) */ 399 u_int8_t bytes_s_1; /* bytes per sector (MSB) */ 400 u_int8_t bytes_s_0; /* bytes per sector (LSB) */ 401 u_int8_t interleave_1; /* interleave (MSB) */ 402 u_int8_t interleave_0; /* interleave (LSB) */ 403 u_int8_t trk_skew_1; /* track skew factor (MSB) */ 404 u_int8_t trk_skew_0; /* track skew factor (LSB) */ 405 u_int8_t cyl_skew_1; /* cylinder skew (MSB) */ 406 u_int8_t cyl_skew_0; /* cylinder skew (LSB) */ 407 u_int8_t flags; /* various */ 408 #define DISK_FMT_SURF 0x10 409 #define DISK_FMT_RMB 0x20 410 #define DISK_FMT_HSEC 0x40 411 #define DISK_FMT_SSEC 0x80 412 u_int8_t reserved21; 413 u_int8_t reserved22; 414 u_int8_t reserved23; 415 } format_device; 416 struct rigid_geometry_page { 417 u_int8_t pg_code; /* page code (should be 4) */ 418 #define SMS_RIGID_GEOMETRY_PAGE 0x04 419 u_int8_t pg_length; /* page length (should be 0x16) */ 420 #define SMS_RIGID_GEOMETRY_PLEN 0x16 421 u_int8_t ncyl_2; /* number of cylinders (MSB) */ 422 u_int8_t ncyl_1; /* number of cylinders */ 423 u_int8_t ncyl_0; /* number of cylinders (LSB) */ 424 u_int8_t nheads; /* number of heads */ 425 u_int8_t st_cyl_wp_2; /* starting cyl., write precomp (MSB) */ 426 u_int8_t st_cyl_wp_1; /* starting cyl., write precomp */ 427 u_int8_t st_cyl_wp_0; /* starting cyl., write precomp (LSB) */ 428 u_int8_t st_cyl_rwc_2; /* starting cyl., red. write cur (MSB)*/ 429 u_int8_t st_cyl_rwc_1; /* starting cyl., red. write cur */ 430 u_int8_t st_cyl_rwc_0; /* starting cyl., red. write cur (LSB)*/ 431 u_int8_t driv_step_1; /* drive step rate (MSB) */ 432 u_int8_t driv_step_0; /* drive step rate (LSB) */ 433 u_int8_t land_zone_2; /* landing zone cylinder (MSB) */ 434 u_int8_t land_zone_1; /* landing zone cylinder */ 435 u_int8_t land_zone_0; /* landing zone cylinder (LSB) */ 436 u_int8_t rpl; /* rotational position locking (2 bits) */ 437 u_int8_t rot_offset; /* rotational offset */ 438 u_int8_t reserved19; 439 u_int8_t medium_rot_rate_1; /* medium rotation rate (RPM) (MSB) */ 440 u_int8_t medium_rot_rate_0; /* medium rotation rate (RPM) (LSB) */ 441 u_int8_t reserved22; 442 u_int8_t reserved23; 443 } rigid_geometry; 444 struct flexible_disk_page { 445 u_int8_t pg_code; /* page code (should be 5) */ 446 #define SMS_FLEXIBLE_GEOMETRY_PAGE 0x05 447 u_int8_t pg_length; /* page length (should be 0x1E) */ 448 #define SMS_FLEXIBLE_GEOMETRY_PLEN 0x1E 449 u_int8_t xfr_rate_1; /* transfer rate (MSB) */ 450 u_int8_t xfr_rate_0; /* transfer rate (LSB) */ 451 u_int8_t nheads; /* number of heads */ 452 u_int8_t sec_per_track; /* Sectors per track */ 453 u_int8_t bytes_s_1; /* bytes per sector (MSB) */ 454 u_int8_t bytes_s_0; /* bytes per sector (LSB) */ 455 u_int8_t ncyl_1; /* number of cylinders (MSB) */ 456 u_int8_t ncyl_0; /* number of cylinders (LSB) */ 457 u_int8_t st_cyl_wp_1; /* starting cyl., write precomp (MSB) */ 458 u_int8_t st_cyl_wp_0; /* starting cyl., write precomp (LSB) */ 459 u_int8_t st_cyl_rwc_1; /* starting cyl., red. write cur (MSB)*/ 460 u_int8_t st_cyl_rwc_0; /* starting cyl., red. write cur (LSB)*/ 461 u_int8_t driv_step_1; /* drive step rate (MSB) */ 462 u_int8_t driv_step_0; /* drive step rate (LSB) */ 463 u_int8_t driv_step_pw; /* drive step pulse width */ 464 u_int8_t head_stl_del_1;/* Head settle delay (MSB) */ 465 u_int8_t head_stl_del_0;/* Head settle delay (LSB) */ 466 u_int8_t motor_on_del; /* Motor on delay */ 467 u_int8_t motor_off_del; /* Motor off delay */ 468 u_int8_t trdy_ssn_mo; /* XXX ??? */ 469 u_int8_t spc; /* XXX ??? */ 470 u_int8_t write_comp; /* Write compensation */ 471 u_int8_t head_load_del; /* Head load delay */ 472 u_int8_t head_uload_del;/* Head un-load delay */ 473 u_int8_t pin32_pin2; 474 u_int8_t pin4_pint1; 475 u_int8_t medium_rot_rate_1; /* medium rotation rate (RPM) (MSB) */ 476 u_int8_t medium_rot_rate_0; /* medium rotation rate (RPM) (LSB) */ 477 u_int8_t reserved30; 478 u_int8_t reserved31; 479 } flexible_disk; 480 }; 481 482 /* 483 * XXX KDM 484 * Here for CTL compatibility, reconcile this. 485 */ 486 struct scsi_format_page { 487 uint8_t page_code; 488 uint8_t page_length; 489 uint8_t tracks_per_zone[2]; 490 uint8_t alt_sectors_per_zone[2]; 491 uint8_t alt_tracks_per_zone[2]; 492 uint8_t alt_tracks_per_lun[2]; 493 uint8_t sectors_per_track[2]; 494 uint8_t bytes_per_sector[2]; 495 uint8_t interleave[2]; 496 uint8_t track_skew[2]; 497 uint8_t cylinder_skew[2]; 498 uint8_t flags; 499 #define SFP_SSEC 0x80 500 #define SFP_HSEC 0x40 501 #define SFP_RMB 0x20 502 #define SFP_SURF 0x10 503 uint8_t reserved[3]; 504 }; 505 506 /* 507 * XXX KDM 508 * Here for CTL compatibility, reconcile this. 509 */ 510 struct scsi_rigid_disk_page { 511 uint8_t page_code; 512 #define SMS_RIGID_DISK_PAGE 0x04 513 uint8_t page_length; 514 uint8_t cylinders[3]; 515 uint8_t heads; 516 uint8_t start_write_precomp[3]; 517 uint8_t start_reduced_current[3]; 518 uint8_t step_rate[2]; 519 uint8_t landing_zone_cylinder[3]; 520 uint8_t rpl; 521 #define SRDP_RPL_DISABLED 0x00 522 #define SRDP_RPL_SLAVE 0x01 523 #define SRDP_RPL_MASTER 0x02 524 #define SRDP_RPL_MASTER_CONTROL 0x03 525 uint8_t rotational_offset; 526 uint8_t reserved1; 527 uint8_t rotation_rate[2]; 528 uint8_t reserved2[2]; 529 }; 530 531 532 struct scsi_da_rw_recovery_page { 533 u_int8_t page_code; 534 #define SMS_RW_ERROR_RECOVERY_PAGE 0x01 535 u_int8_t page_length; 536 u_int8_t byte3; 537 #define SMS_RWER_AWRE 0x80 538 #define SMS_RWER_ARRE 0x40 539 #define SMS_RWER_TB 0x20 540 #define SMS_RWER_RC 0x10 541 #define SMS_RWER_EER 0x08 542 #define SMS_RWER_PER 0x04 543 #define SMS_RWER_DTE 0x02 544 #define SMS_RWER_DCR 0x01 545 u_int8_t read_retry_count; 546 u_int8_t correction_span; 547 u_int8_t head_offset_count; 548 u_int8_t data_strobe_offset_cnt; 549 u_int8_t reserved; 550 u_int8_t write_retry_count; 551 u_int8_t reserved2; 552 u_int8_t recovery_time_limit[2]; 553 }; 554 555 __BEGIN_DECLS 556 /* 557 * XXX This is only left out of the kernel build to silence warnings. If, 558 * for some reason this function is used in the kernel, the ifdefs should 559 * be moved so it is included both in the kernel and userland. 560 */ 561 #ifndef _KERNEL 562 void scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 563 void (*cbfcnp)(struct cam_periph *, union ccb *), 564 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 565 u_int8_t *data_ptr, u_int32_t dxfer_len, 566 u_int8_t sense_len, u_int32_t timeout); 567 568 void scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries, 569 void (*cbfcnp)(struct cam_periph *, union ccb *), 570 u_int8_t tag_action, u_int8_t byte2, u_int16_t control, 571 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 572 u_int32_t timeout); 573 574 #endif /* !_KERNEL */ 575 __END_DECLS 576 577 #endif /* _SCSI_SCSI_DA_H */ 578