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 226 { 227 uint8_t opcode; /* VERIFY */ 228 uint8_t byte2; 229 #define SVFY_LUN_MASK 0xE0 230 #define SVFY_RELADR 0x01 231 #define SVFY_BYTECHK 0x02 232 #define SVFY_DPO 0x10 233 uint8_t addr[4]; /* LBA to begin verification at */ 234 uint8_t reserved0[1]; 235 uint8_t len[2]; /* number of blocks to verify */ 236 uint8_t reserved1[3]; 237 }; 238 239 struct scsi_write_and_verify 240 { 241 uint8_t opcode; /* WRITE_AND_VERIFY */ 242 uint8_t byte2; 243 #define SWVY_LUN_MASK 0xE0 244 #define SWVY_RELADR 0x01 245 #define SWVY_BYTECHK 0x02 246 #define SWVY_DPO 0x10 247 uint8_t addr[4]; /* LBA to begin verification at */ 248 uint8_t reserved0[1]; 249 uint8_t len[2]; /* number of blocks to write and verify */ 250 uint8_t reserved1[3]; 251 }; 252 253 /* 254 * Replies to READ_FORMAT_CAPACITIES look like this: 255 * 256 * struct format_capacity_list_header 257 * struct format_capacity_descriptor[1..n] 258 * 259 * These are similar, but not totally identical to, the 260 * defect list used to format a rigid disk. 261 * 262 * The appropriate csio_decode() format string looks like this: 263 * "{} *i3 {Len} i1 {Blocks} i4 {} *b6 {Code} b2 {Blocklen} i3" 264 * 265 * If the capacity_list_length is greater than 266 * sizeof(struct format_capacity_descriptor), then there are 267 * additional format capacity descriptors available which 268 * denote which format(s) the drive can handle. 269 * 270 * (Source: USB Mass Storage UFI Specification) 271 */ 272 273 struct format_capacity_list_header { 274 uint8_t unused[3]; 275 uint8_t capacity_list_length; 276 }; 277 278 struct format_capacity_descriptor { 279 uint8_t nblocks[4]; /* total number of LBAs */ 280 uint8_t byte4; /* only present in max/cur descriptor */ 281 #define FCD_CODE_MASK 0x03 /* mask for code field above */ 282 #define FCD_UNFORMATTED 0x01 /* unformatted media present, 283 * maximum capacity returned */ 284 #define FCD_FORMATTED 0x02 /* formatted media present, 285 * current capacity returned */ 286 #define FCD_NOMEDIA 0x03 /* no media present, 287 * maximum device capacity returned */ 288 uint8_t block_length[3]; /* length of an LBA in bytes */ 289 }; 290 291 struct scsi_reassign_blocks_data 292 { 293 u_int8_t reserved[2]; 294 u_int8_t length[2]; 295 struct { 296 u_int8_t dlbaddr[4]; /* defect logical block address */ 297 } defect_descriptor[1]; 298 }; 299 300 301 /* 302 * This is the list header for the READ DEFECT DATA(10) command above. 303 * It may be a bit wrong to append the 10 at the end of the data structure, 304 * since it's only 4 bytes but it does tie it to the 10 byte command. 305 */ 306 struct scsi_read_defect_data_hdr_10 307 { 308 u_int8_t reserved; 309 #define SRDDH10_GLIST 0x08 310 #define SRDDH10_PLIST 0x10 311 #define SRDDH10_DLIST_FORMAT_MASK 0x07 312 #define SRDDH10_BLOCK_FORMAT 0x00 313 #define SRDDH10_BYTES_FROM_INDEX_FORMAT 0x04 314 #define SRDDH10_PHYSICAL_SECTOR_FORMAT 0x05 315 u_int8_t format; 316 u_int8_t length[2]; 317 }; 318 319 struct scsi_defect_desc_block 320 { 321 u_int8_t address[4]; 322 }; 323 324 struct scsi_defect_desc_bytes_from_index 325 { 326 u_int8_t cylinder[3]; 327 u_int8_t head; 328 u_int8_t bytes_from_index[4]; 329 }; 330 331 struct scsi_defect_desc_phys_sector 332 { 333 u_int8_t cylinder[3]; 334 u_int8_t head; 335 u_int8_t sector[4]; 336 }; 337 338 struct scsi_read_defect_data_hdr_12 339 { 340 u_int8_t reserved; 341 #define SRDDH12_GLIST 0x08 342 #define SRDDH12_PLIST 0x10 343 #define SRDDH12_DLIST_FORMAT_MASK 0x07 344 #define SRDDH12_BLOCK_FORMAT 0x00 345 #define SRDDH12_BYTES_FROM_INDEX_FORMAT 0x04 346 #define SRDDH12_PHYSICAL_SECTOR_FORMAT 0x05 347 u_int8_t format; 348 u_int8_t length[4]; 349 }; 350 351 union disk_pages /* this is the structure copied from osf */ 352 { 353 struct format_device_page { 354 u_int8_t pg_code; /* page code (should be 3) */ 355 #define SMS_FORMAT_DEVICE_PAGE 0x03 /* only 6 bits valid */ 356 u_int8_t pg_length; /* page length (should be 0x16) */ 357 #define SMS_FORMAT_DEVICE_PLEN 0x16 358 u_int8_t trk_z_1; /* tracks per zone (MSB) */ 359 u_int8_t trk_z_0; /* tracks per zone (LSB) */ 360 u_int8_t alt_sec_1; /* alternate sectors per zone (MSB) */ 361 u_int8_t alt_sec_0; /* alternate sectors per zone (LSB) */ 362 u_int8_t alt_trk_z_1; /* alternate tracks per zone (MSB) */ 363 u_int8_t alt_trk_z_0; /* alternate tracks per zone (LSB) */ 364 u_int8_t alt_trk_v_1; /* alternate tracks per volume (MSB) */ 365 u_int8_t alt_trk_v_0; /* alternate tracks per volume (LSB) */ 366 u_int8_t ph_sec_t_1; /* physical sectors per track (MSB) */ 367 u_int8_t ph_sec_t_0; /* physical sectors per track (LSB) */ 368 u_int8_t bytes_s_1; /* bytes per sector (MSB) */ 369 u_int8_t bytes_s_0; /* bytes per sector (LSB) */ 370 u_int8_t interleave_1; /* interleave (MSB) */ 371 u_int8_t interleave_0; /* interleave (LSB) */ 372 u_int8_t trk_skew_1; /* track skew factor (MSB) */ 373 u_int8_t trk_skew_0; /* track skew factor (LSB) */ 374 u_int8_t cyl_skew_1; /* cylinder skew (MSB) */ 375 u_int8_t cyl_skew_0; /* cylinder skew (LSB) */ 376 u_int8_t flags; /* various */ 377 #define DISK_FMT_SURF 0x10 378 #define DISK_FMT_RMB 0x20 379 #define DISK_FMT_HSEC 0x40 380 #define DISK_FMT_SSEC 0x80 381 u_int8_t reserved21; 382 u_int8_t reserved22; 383 u_int8_t reserved23; 384 } format_device; 385 struct rigid_geometry_page { 386 u_int8_t pg_code; /* page code (should be 4) */ 387 #define SMS_RIGID_GEOMETRY_PAGE 0x04 388 u_int8_t pg_length; /* page length (should be 0x16) */ 389 #define SMS_RIGID_GEOMETRY_PLEN 0x16 390 u_int8_t ncyl_2; /* number of cylinders (MSB) */ 391 u_int8_t ncyl_1; /* number of cylinders */ 392 u_int8_t ncyl_0; /* number of cylinders (LSB) */ 393 u_int8_t nheads; /* number of heads */ 394 u_int8_t st_cyl_wp_2; /* starting cyl., write precomp (MSB) */ 395 u_int8_t st_cyl_wp_1; /* starting cyl., write precomp */ 396 u_int8_t st_cyl_wp_0; /* starting cyl., write precomp (LSB) */ 397 u_int8_t st_cyl_rwc_2; /* starting cyl., red. write cur (MSB)*/ 398 u_int8_t st_cyl_rwc_1; /* starting cyl., red. write cur */ 399 u_int8_t st_cyl_rwc_0; /* starting cyl., red. write cur (LSB)*/ 400 u_int8_t driv_step_1; /* drive step rate (MSB) */ 401 u_int8_t driv_step_0; /* drive step rate (LSB) */ 402 u_int8_t land_zone_2; /* landing zone cylinder (MSB) */ 403 u_int8_t land_zone_1; /* landing zone cylinder */ 404 u_int8_t land_zone_0; /* landing zone cylinder (LSB) */ 405 u_int8_t rpl; /* rotational position locking (2 bits) */ 406 u_int8_t rot_offset; /* rotational offset */ 407 u_int8_t reserved19; 408 u_int8_t medium_rot_rate_1; /* medium rotation rate (RPM) (MSB) */ 409 u_int8_t medium_rot_rate_0; /* medium rotation rate (RPM) (LSB) */ 410 u_int8_t reserved22; 411 u_int8_t reserved23; 412 } rigid_geometry; 413 struct flexible_disk_page { 414 u_int8_t pg_code; /* page code (should be 5) */ 415 #define SMS_FLEXIBLE_GEOMETRY_PAGE 0x05 416 u_int8_t pg_length; /* page length (should be 0x1E) */ 417 #define SMS_FLEXIBLE_GEOMETRY_PLEN 0x1E 418 u_int8_t xfr_rate_1; /* transfer rate (MSB) */ 419 u_int8_t xfr_rate_0; /* transfer rate (LSB) */ 420 u_int8_t nheads; /* number of heads */ 421 u_int8_t sec_per_track; /* Sectors per track */ 422 u_int8_t bytes_s_1; /* bytes per sector (MSB) */ 423 u_int8_t bytes_s_0; /* bytes per sector (LSB) */ 424 u_int8_t ncyl_1; /* number of cylinders (MSB) */ 425 u_int8_t ncyl_0; /* number of cylinders (LSB) */ 426 u_int8_t st_cyl_wp_1; /* starting cyl., write precomp (MSB) */ 427 u_int8_t st_cyl_wp_0; /* starting cyl., write precomp (LSB) */ 428 u_int8_t st_cyl_rwc_1; /* starting cyl., red. write cur (MSB)*/ 429 u_int8_t st_cyl_rwc_0; /* starting cyl., red. write cur (LSB)*/ 430 u_int8_t driv_step_1; /* drive step rate (MSB) */ 431 u_int8_t driv_step_0; /* drive step rate (LSB) */ 432 u_int8_t driv_step_pw; /* drive step pulse width */ 433 u_int8_t head_stl_del_1;/* Head settle delay (MSB) */ 434 u_int8_t head_stl_del_0;/* Head settle delay (LSB) */ 435 u_int8_t motor_on_del; /* Motor on delay */ 436 u_int8_t motor_off_del; /* Motor off delay */ 437 u_int8_t trdy_ssn_mo; /* XXX ??? */ 438 u_int8_t spc; /* XXX ??? */ 439 u_int8_t write_comp; /* Write compensation */ 440 u_int8_t head_load_del; /* Head load delay */ 441 u_int8_t head_uload_del;/* Head un-load delay */ 442 u_int8_t pin32_pin2; 443 u_int8_t pin4_pint1; 444 u_int8_t medium_rot_rate_1; /* medium rotation rate (RPM) (MSB) */ 445 u_int8_t medium_rot_rate_0; /* medium rotation rate (RPM) (LSB) */ 446 u_int8_t reserved30; 447 u_int8_t reserved31; 448 } flexible_disk; 449 }; 450 451 /* 452 * XXX KDM 453 * Here for CTL compatibility, reconcile this. 454 */ 455 struct scsi_format_page { 456 uint8_t page_code; 457 uint8_t page_length; 458 uint8_t tracks_per_zone[2]; 459 uint8_t alt_sectors_per_zone[2]; 460 uint8_t alt_tracks_per_zone[2]; 461 uint8_t alt_tracks_per_lun[2]; 462 uint8_t sectors_per_track[2]; 463 uint8_t bytes_per_sector[2]; 464 uint8_t interleave[2]; 465 uint8_t track_skew[2]; 466 uint8_t cylinder_skew[2]; 467 uint8_t flags; 468 #define SFP_SSEC 0x80 469 #define SFP_HSEC 0x40 470 #define SFP_RMB 0x20 471 #define SFP_SURF 0x10 472 uint8_t reserved[3]; 473 }; 474 475 /* 476 * XXX KDM 477 * Here for CTL compatibility, reconcile this. 478 */ 479 struct scsi_rigid_disk_page { 480 uint8_t page_code; 481 #define SMS_RIGID_DISK_PAGE 0x04 482 uint8_t page_length; 483 uint8_t cylinders[3]; 484 uint8_t heads; 485 uint8_t start_write_precomp[3]; 486 uint8_t start_reduced_current[3]; 487 uint8_t step_rate[2]; 488 uint8_t landing_zone_cylinder[3]; 489 uint8_t rpl; 490 #define SRDP_RPL_DISABLED 0x00 491 #define SRDP_RPL_SLAVE 0x01 492 #define SRDP_RPL_MASTER 0x02 493 #define SRDP_RPL_MASTER_CONTROL 0x03 494 uint8_t rotational_offset; 495 uint8_t reserved1; 496 uint8_t rotation_rate[2]; 497 uint8_t reserved2[2]; 498 }; 499 500 501 struct scsi_da_rw_recovery_page { 502 u_int8_t page_code; 503 #define SMS_RW_ERROR_RECOVERY_PAGE 0x01 504 u_int8_t page_length; 505 u_int8_t byte3; 506 #define SMS_RWER_AWRE 0x80 507 #define SMS_RWER_ARRE 0x40 508 #define SMS_RWER_TB 0x20 509 #define SMS_RWER_RC 0x10 510 #define SMS_RWER_EER 0x08 511 #define SMS_RWER_PER 0x04 512 #define SMS_RWER_DTE 0x02 513 #define SMS_RWER_DCR 0x01 514 u_int8_t read_retry_count; 515 u_int8_t correction_span; 516 u_int8_t head_offset_count; 517 u_int8_t data_strobe_offset_cnt; 518 u_int8_t reserved; 519 u_int8_t write_retry_count; 520 u_int8_t reserved2; 521 u_int8_t recovery_time_limit[2]; 522 }; 523 524 __BEGIN_DECLS 525 /* 526 * XXX This is only left out of the kernel build to silence warnings. If, 527 * for some reason this function is used in the kernel, the ifdefs should 528 * be moved so it is included both in the kernel and userland. 529 */ 530 #ifndef _KERNEL 531 void scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 532 void (*cbfcnp)(struct cam_periph *, union ccb *), 533 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 534 u_int8_t *data_ptr, u_int32_t dxfer_len, 535 u_int8_t sense_len, u_int32_t timeout); 536 537 void scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries, 538 void (*cbfcnp)(struct cam_periph *, union ccb *), 539 u_int8_t tag_action, u_int8_t byte2, u_int16_t control, 540 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 541 u_int32_t timeout); 542 543 #endif /* !_KERNEL */ 544 __END_DECLS 545 546 #endif /* _SCSI_SCSI_DA_H */ 547