Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/scsi/scsi2.h
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1 /* 2 * Mach Operating System 3 * Copyright (c) 1991,1990 Carnegie Mellon University 4 * All Rights Reserved. 5 * 6 * Permission to use, copy, modify and distribute this software and its 7 * documentation is hereby granted, provided that both the copyright 8 * notice and this permission notice appear in all copies of the 9 * software, derivative works or modified versions, and any portions 10 * thereof, and that both notices appear in supporting documentation. 11 * 12 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 13 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 14 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 15 * 16 * Carnegie Mellon requests users of this software to return to 17 * 18 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 19 * School of Computer Science 20 * Carnegie Mellon University 21 * Pittsburgh PA 15213-3890 22 * 23 * any improvements or extensions that they make and grant Carnegie Mellon 24 * the rights to redistribute these changes. 25 */ 26 /* 27 * HISTORY 28 * $Log: scsi2.h,v $ 29 * Revision 2.9 93/03/26 18:01:28 mrt 30 * Added cdrom structures. 31 * 32 * Revision 2.8 93/03/09 10:58:05 danner 33 * Added some more defs, just enough to get CDROMs. 34 * [93/03/06 af] 35 * 36 * Revision 2.7 91/06/19 11:57:28 rvb 37 * File moved here from mips/PMAX since it is now "MI" code, also 38 * used by Vax3100 and soon -- the omron luna88k. 39 * [91/06/04 rvb] 40 * 41 * Revision 2.6 91/05/14 17:28:31 mrt 42 * Correcting copyright 43 * 44 * Revision 2.5 91/05/13 06:04:53 af 45 * Added read_defect_data. 46 * [91/05/12 16:02:41 af] 47 * 48 * Revision 2.4 91/02/05 17:44:53 mrt 49 * Added author notices 50 * [91/02/04 11:18:21 mrt] 51 * 52 * Changed to use new Mach copyright 53 * [91/02/02 12:17:02 mrt] 54 * 55 * Revision 2.3 90/12/05 23:34:44 af 56 * Status byte decl was wrong. 57 * [90/12/03 23:39:07 af] 58 * 59 * Revision 2.1.1.1 90/11/01 03:38:39 af 60 * Created, from the SCSI specs: 61 * "Small Computer System Interface - 2 (SCSI-II)", ANSI Draft 62 * X3T9.2/86-109 - Rev 10C March 1990 63 * [90/09/03 af] 64 * 65 */ 66 /* 67 * File: scsi2.h 68 * Author: Alessandro Forin, Carnegie Mellon University 69 * Date: 9/90 70 * 71 * Additions and changes of the SCSI-II standard viz SCSI-I 72 */ 73 74 #ifndef _SCSI_SCSI2_H_ 75 #define _SCSI_SCSI2_H_ 76 77 #include <scsi/scsi_endian.h> 78 79 /* 80 * Single byte messages 81 * 82 * originator: I-nitiator T-arget 83 * T-support: M-andatory O-ptional 84 */ 85 86 #define SCSI_ABORT_TAG 0x0d /* O I 2 */ 87 #define SCSI_CLEAR_QUEUE 0x0e /* O I 2 */ 88 #define SCSI_INITIATE_RECOVERY 0x0f /* O IT2 */ 89 #define SCSI_RELEASE_RECOVERY 0x10 /* O I 2 */ 90 #define SCSI_TERMINATE_IO_PROCESS 0x11 /* O I 2 */ 91 92 /* 93 * Two byte messages 94 */ 95 #define SCSI_SIMPLE_QUEUE_TAG 0x20 /* O IT2 */ 96 #define SCSI_HEADOF_QUEUE_TAG 0x21 /* O I 2 */ 97 #define SCSI_ORDERED_QUEUE_TAG 0x22 /* O I 2 */ 98 #define SCSI_IGNORE_WIDE_RESIDUE 0x23 /* O T2 */ 99 /* 0x24..0x2f reserved */ 100 101 /* 102 * Extended messages, codes and formats 103 */ 104 105 #define SCSI_WIDE_XFER_REQUEST 0x03 /* IT 2 */ 106 typedef struct { 107 unsigned char xtn_msg_tag; /* const 0x01 */ 108 unsigned char xtn_msg_len; /* const 0x02 */ 109 unsigned char xtn_msg_code; /* const 0x03 */ 110 unsigned char xtn_msg_xfer_width; 111 } scsi_wide_xfer_t; 112 113 /* 114 * NOTE: some command-specific mods and extensions 115 * are actually defined in the scsi.h file for 116 * readability reasons 117 */ 118 119 /* GROUP 1 */ 120 121 #define SCSI_CMD_READ_DEFECT_DATA 0x37 /* O2 disk opti */ 122 typedef scsi_command_group_1 scsi_cmd_read_defect_t; 123 # define SCSI_CMD_RDD_LIST_TYPE 0x07 124 # define SCSI_CMD_RDD_GLIST 0x08 125 # define SCSI_CMD_RDD_PLIST 0x10 126 127 #define SCSI_CMD_WRITE_BUFFER 0x3b /* O2 all */ 128 typedef scsi_command_group_1 scsi_cmd_write_buffer_t; 129 # define SCSI_CMD_BUF_MODE 0x07 130 # define scsi_cmd_buf_id scs_cmd_lba1 131 # define scsi_cmd_buf_offset1 scs_cmd_lba2 132 # define scsi_cmd_buf_offset2 scs_cmd_lba3 133 # define scsi_cmd_buf_offset3 scs_cmd_lba4 134 # define scsi_cmd_buf_alloc1 scs_cmd_xxx 135 # define scsi_cmd_buf_alloc2 scs_cmd_xfer_len_1 136 # define scsi_cmd_buf_alloc3 scs_cmd_xfer_len_2 137 138 #define SCSI_CMD_READ_BUFFER 0x3c /* O2 all */ 139 #define scsi_cmd_read_buffer_t scsi_command_group_1 140 141 /* GROUP 2 */ 142 143 #define SCSI_CMD_CHANGE_DEFINITION 0x40 /* O2 all */ 144 #define scsi_cmd_change_def_t scsi_command_group_2 145 # define scsi_cmd_chg_save scsi_cmd_lba1 146 # define scsi_cmd_chg_definition scsi_cmd_lba2 147 # define SCSI_CMD_CHG_CURRENT 0x00 148 # define SCSI_CMD_CHG_SCSI_1 0x01 149 # define SCSI_CMD_CHG_CCS 0x02 150 # define SCSI_CMD_CHG_SCSI_2 0x03 151 152 /* 0x41 reserved */ 153 154 #define SCSI_CMD_READ_SUBCH 0x42 /* O2 rom */ 155 #define scsi_cmd_read_subch_t scsi_command_group_2 156 # define SCSI_CMD_CD_MSF 0x02 157 # define SCSI_CMD_RS_SUBQ 0x40 158 # define scsi_cmd_rs_format scsi_cmd_lba2 159 # define SCSI_CMD_RS_FMT_SUBQ 0x00 160 # define SCSI_CMD_RS_FMT_CURPOS 0x01 161 # define SCSI_CMD_RS_FMT_CATALOG 0x02 162 # define SCSI_CMD_RS_FMT_ISRC 0x03 163 # define scsi_cmd_rs_trackno scsi_cmd_xxx 164 165 166 #define SCSI_CMD_READ_TOC 0x43 /* O2 rom */ 167 #define scsi_cmd_read_toc_t scsi_command_group_2 168 # define scsi_cmd_rtoc_startT scsi_cmd_xxx 169 170 #define SCSI_CMD_READ_HEADER 0x44 /* O2 rom */ 171 #define scsi_cmd_read_header_t scsi_command_group_2 172 173 #define SCSI_CMD_PLAY_AUDIO 0x45 /* O2 rom */ 174 #define scsi_cmd_play_audio_t scsi_command_group_2 175 176 #define SCSI_CMD_PLAY_AUDIO_MSF 0x47 /* O2 rom */ 177 #define scsi_cmd_play_audio_msf_t scsi_command_group_2 178 # define scsi_cmd_pamsf_startM scsi_cmd_lba2 179 # define scsi_cmd_pamsf_startS scsi_cmd_lba3 180 # define scsi_cmd_pamsf_startF scsi_cmd_lba4 181 # define scsi_cmd_pamsf_endM scsi_cmd_xxx 182 # define scsi_cmd_pamsf_endS scsi_cmd_xfer_len_1 183 # define scsi_cmd_pamsf_endF scsi_cmd_xfer_len_2 184 185 #define SCSI_CMD_PLAY_AUDIO_TI 0x48 /* O2 rom */ 186 #define scsi_cmd_play_audio_ti_t scsi_command_group_2 187 # define scsi_cmd_pati_startT scsi_cmd_lba3 188 # define scsi_cmd_pati_startI scsi_cmd_lba4 189 # define scsi_cmd_pati_endT scsi_cmd_xfer_len_1 190 # define scsi_cmd_pati_endI scsi_cmd_xfer_len_2 191 192 #define SCSI_CMD_PLAY_AUDIO_TR 0x49 /* O2 rom */ 193 #define scsi_cmd_play_audio_tr_t scsi_command_group_2 194 # define scsi_cmd_patr_startT scsi_cmd_xxx 195 196 197 #define SCSI_CMD_PAUSE_RESUME 0x4b /* O2 rom */ 198 #define scsi_cmd_pausres_t scsi_command_group_2 199 # define SCSI_CMD_PAUSRES_RESUME 0x01 200 # define scsi_cmd_pausres_res scsi_cmd_xfer_len_2 201 202 #define SCSI_CMD_LOG_SELECT 0x4c /* O2 all */ 203 #define scsi_cmd_logsel_t scsi_command_group_2 204 # define SCSI_CMD_LOG_SP 0x01 205 # define SCSI_CMD_LOG_PCR 0x02 206 # define scsi_cmd_log_page_control scsi_cmd_lba1 207 208 #define SCSI_CMD_LOG_SENSE 0x4d /* O2 all */ 209 #define scsi_cmd_logsense_t scsi_command_group_2 210 # define SCSI_CMD_LOG_PPC 0x02 211 # define scsi_cmd_log_page_code scsi_cmd_lba1 212 # define scsi_cmd_log_param_ptr1 scsi_cmd_lba4 213 # define scsi_cmd_log_param_ptr2 scsi_cmd_xxx 214 215 216 /* 0x4e..0x54 reserved */ 217 218 #define SCSI_CMD_MODE_SELECT_2 0x55 /* Z2 */ 219 #define scsi_cmd_mode_select_long_t scsi_command_group_2 220 # define SCSI_CMD_MSL2_PF 0x10 221 # define SCSI_CMD_MSL2_SP 0x01 222 223 /* 0x56..0x59 reserved */ 224 225 #define SCSI_CMD_MODE_SENSE_2 0x5a /* Z2 */ 226 #define scsi_cmd_mode_sense_long_t scsi_command_group_2 227 # define SCSI_CMD_MSS2_DBD 0x08 228 229 /* 0x5b..0x5f reserved */ 230 231 /* GROUP 5 */ 232 233 #define SCSI_CMD_PLAY_AUDIO_LONG 0xa5 /* O2 rom */ 234 #define scsi_cmd_play_audio_l_t scsi_command_group_5 235 236 #define SCSI_CMD_PLAY_AUDIO_TR_LONG 0xa9 /* O2 rom */ 237 #define scsi_cmd_play_audio_tr_l_t scsi_command_group_5 238 # define scsi_cmd_patrl_startT scsi_cmd_xxx1 239 240 241 /* 242 * Command specific defines 243 */ 244 typedef struct { 245 BITFIELD_2(unsigned char, 246 periph_type : 5, 247 periph_qual : 3); 248 #define SCSI_SCANNER 0x06 /* periph_type values */ 249 #define SCSI_MEMORY 0x07 250 #define SCSI_J_BOX 0x08 251 #define SCSI_COMM 0x09 252 #define SCSI_PREPRESS1 0x0a 253 #define SCSI_PREPRESS2 0x0b 254 255 #define SCSI_PERIPH_CONNECTED 0x00 /* periph_qual values */ 256 #define SCSI_PERIPH_DISCONN 0x20 257 #define SCSI_PERIPH_NOTHERE 0x30 258 259 BITFIELD_2(unsigned char, 260 device_type : 7, 261 rmb : 1); 262 263 BITFIELD_3( unsigned char, 264 ansi : 3, 265 ecma : 3, 266 iso : 2); 267 268 BITFIELD_4( unsigned char, 269 response_fmt : 4, 270 res1 : 2, 271 trmIOP : 1, 272 aenc : 1); 273 unsigned char length; 274 unsigned char res2; 275 unsigned char res3; 276 277 BITFIELD_8(unsigned char, 278 SftRe : 1, 279 CmdQue : 1, 280 res4 : 1, 281 Linked : 1, 282 Sync : 1, 283 Wbus16 : 1, 284 Wbus32 : 1, 285 RelAdr : 1); 286 287 unsigned char vendor_id[8]; 288 unsigned char product_id[16]; 289 unsigned char product_rev[4]; 290 unsigned char vendor_uqe[20]; 291 unsigned char reserved[40]; 292 unsigned char vendor_uqe1[1]; /* varsize */ 293 } scsi2_inquiry_data_t; 294 #define SCSI_INQ_SUPP_PAGES 0x00 295 #define SCSI_INQ_A_INFO 0x01 /* 0x01..0x1f, really */ 296 #define SCSI_INQ_SERIALNO 0x80 297 #define SCSI_INQ_IMPL_OPDEF 0x81 298 #define SCSI_INQ_A_IMPL_OPDEF 0x82 299 300 /* mode_select */ 301 typedef struct { 302 unsigned char data_len; 303 unsigned char medium_type; 304 unsigned char device_specific; 305 unsigned char desc_len; 306 /* block descriptors are optional, same struct as scsi1 */ 307 /* page info then follows, see individual pages */ 308 } scsi2_mode_param_t; 309 310 /* 311 * CDROM thingies 312 */ 313 typedef union { 314 struct { 315 unsigned char xxx; 316 unsigned char minute; 317 unsigned char second; 318 unsigned char frame; 319 } msf; 320 struct { 321 unsigned char lba1; 322 unsigned char lba2; 323 unsigned char lba3; 324 unsigned char lba4; 325 } lba; 326 } cdrom_addr_t; 327 328 typedef struct { 329 unsigned char len1; /* MSB */ 330 unsigned char len2; /* LSB */ 331 unsigned char first_track; 332 unsigned char last_track; 333 struct cdrom_toc_desc { 334 335 unsigned char xxx; 336 337 BITFIELD_2(unsigned char, 338 control : 4, 339 adr : 4); 340 341 unsigned char trackno; 342 unsigned char xxx1; 343 cdrom_addr_t absolute_address; 344 } descs[1]; /* varsize */ 345 } cdrom_toc_t; 346 347 typedef struct { 348 unsigned char xxx; 349 350 unsigned char audio_status; 351 #define SCSI_CDST_INVALID 0x00 352 #define SCSI_CDST_PLAYING 0x11 353 #define SCSI_CDST_PAUSED 0x12 354 #define SCSI_CDST_COMPLETED 0x13 355 #define SCSI_CDST_ERROR 0x14 356 #define SCSI_CDST_NO_STATUS 0x15 357 358 unsigned char len1; 359 unsigned char len2; 360 struct cdrom_chanQ { 361 unsigned char format; 362 BITFIELD_2(unsigned char, 363 control : 4, 364 adr : 4); 365 unsigned char trackno; 366 unsigned char indexno; 367 cdrom_addr_t absolute_address; 368 cdrom_addr_t relative_address; 369 BITFIELD_2(unsigned char, 370 xxx : 7, 371 mcv : 1); 372 unsigned char catalog[15]; 373 BITFIELD_2(unsigned char, 374 xxx1 : 7, 375 tcv : 1); 376 unsigned char isrc[15]; 377 } subQ; 378 } cdrom_chan_data_t; 379 380 /* subsets */ 381 typedef struct { 382 unsigned char xxx; 383 unsigned char audio_status; 384 unsigned char len1; 385 unsigned char len2; 386 struct { 387 unsigned char format; 388 BITFIELD_2(unsigned char, 389 control : 4, 390 adr : 4); 391 unsigned char trackno; 392 unsigned char indexno; 393 cdrom_addr_t absolute_address; 394 cdrom_addr_t relative_address; 395 } subQ; 396 } cdrom_chan_curpos_t; 397 398 typedef struct { 399 unsigned char xxx; 400 unsigned char audio_status; 401 unsigned char len1; 402 unsigned char len2; 403 struct { 404 unsigned char format; 405 unsigned char xxx1[3]; 406 BITFIELD_2(unsigned char, 407 xxx : 7, 408 mcv : 1); 409 unsigned char catalog[15]; 410 } subQ; 411 } cdrom_chan_catalog_t; 412 413 typedef struct { 414 unsigned char xxx; 415 unsigned char audio_status; 416 unsigned char len1; 417 unsigned char len2; 418 struct { 419 unsigned char format; 420 BITFIELD_2(unsigned char, 421 control : 4, 422 adr : 4); 423 unsigned char trackno; 424 unsigned char xxx0; 425 BITFIELD_2(unsigned char, 426 xxx1 : 7, 427 tcv : 1); 428 unsigned char isrc[15]; 429 } subQ; 430 } cdrom_chan_isrc_t; 431 432 /* Audio page */ 433 typedef struct { 434 scsi_mode_sense_data_t h; /* includes bdescs */ 435 unsigned char page_code; 436 #define SCSI_CD_AUDIO_PAGE 0x0e 437 unsigned char page_len; 438 BITFIELD_4(unsigned char, 439 xxx1 : 1, 440 sotc : 1, 441 imm : 1, 442 xxx2 : 5); 443 unsigned char xxx3[2]; 444 BITFIELD_3(unsigned char, 445 fmt : 4, 446 xxx4 : 3, 447 aprv : 1); 448 unsigned char bps1; 449 unsigned char bps2; 450 BITFIELD_2(unsigned char, 451 sel0 : 4, 452 xxx5 : 4); 453 unsigned char vol0; 454 BITFIELD_2(unsigned char, 455 sel1 : 4, 456 xxx6 : 4); 457 unsigned char vol1; 458 BITFIELD_2(unsigned char, 459 sel2 : 4, 460 xxx7 : 4); 461 unsigned char vol2; 462 BITFIELD_2(unsigned char, 463 sel3 : 4, 464 xxx8 : 4); 465 unsigned char vol3; 466 } cdrom_audio_page_t; 467 468 /* 469 * Status byte (a-la scsi2) 470 */ 471 472 typedef union { 473 struct { 474 BITFIELD_3( unsigned char, 475 scsi_status_reserved1:1, 476 scsi_status_code:5, 477 scsi_status_reserved2:2); 478 /* more scsi_status_code values */ 479 /* 00..0c as in SCSI-I */ 480 # define SCSI_ST2_CMD_TERMINATED 0x11 /* 2 */ 481 # define SCSI_ST2_QUEUE_FULL 0x14 /* 2 */ 482 /* anything else is reserved */ 483 } st; 484 unsigned char bits; 485 } scsi2_status_byte_t; 486 487 #endif _SCSI_SCSI2_H_
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