include/ddk/scsi.h

   1 /*
   2  * scsi.h
   3  *
   4  * SCSI port and class interface.
   5  *
   6  * This file is part of the w32api package.
   7  *
   8  * Contributors:
   9  *   Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
  10  *
  11  * THIS SOFTWARE IS NOT COPYRIGHTED
  12  *
  13  * This source code is offered for use in the public domain. You may
  14  * use, modify or distribute it freely.
  15  *
  16  * This code is distributed in the hope that it will be useful but
  17  * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
  18  * DISCLAIMED. This includes but is not limited to warranties of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  20  *
  21  */
  22
  23 #ifndef _NTSCSI_
  24 #define _NTSCSI_
  25
  26 #ifdef __cplusplus
  27 extern "C" {
  28 #endif
  29
  30 typedef union _CDB {
  31   struct _CDB6GENERIC {
  32     UCHAR  OperationCode;
  33     UCHAR  Immediate : 1;
  34     UCHAR  CommandUniqueBits : 4;
  35     UCHAR  LogicalUnitNumber : 3;
  36     UCHAR  CommandUniqueBytes[3];
  37     UCHAR  Link : 1;
  38     UCHAR  Flag : 1;
  39     UCHAR  Reserved : 4;
  40     UCHAR  VendorUnique : 2;
  41   } CDB6GENERIC, *PCDB6GENERIC;
  42
  43   struct _CDB6READWRITE {
  44     UCHAR  OperationCode;
  45     UCHAR  LogicalBlockMsb1 : 5;
  46     UCHAR  LogicalUnitNumber : 3;
  47     UCHAR  LogicalBlockMsb0;
  48     UCHAR  LogicalBlockLsb;
  49     UCHAR  TransferBlocks;
  50     UCHAR  Control;
  51   } CDB6READWRITE, *PCDB6READWRITE;
  52
  53   struct _CDB6INQUIRY {
  54     UCHAR  OperationCode;
  55     UCHAR  Reserved1 : 5;
  56     UCHAR  LogicalUnitNumber : 3;
  57     UCHAR  PageCode;
  58     UCHAR  IReserved;
  59     UCHAR  AllocationLength;
  60     UCHAR  Control;
  61   } CDB6INQUIRY, *PCDB6INQUIRY;
  62
  63   struct _CDB6INQUIRY3 {
  64     UCHAR  OperationCode;
  65     UCHAR  EnableVitalProductData : 1;
  66     UCHAR  CommandSupportData : 1;
  67     UCHAR  Reserved1 : 6;
  68     UCHAR  PageCode;
  69     UCHAR  Reserved2;
  70     UCHAR  AllocationLength;
  71     UCHAR  Control;
  72   } CDB6INQUIRY3, *PCDB6INQUIRY3;
  73
  74   struct _CDB6VERIFY {
  75     UCHAR  OperationCode;
  76     UCHAR  Fixed : 1;
  77     UCHAR  ByteCompare : 1;
  78     UCHAR  Immediate : 1;
  79     UCHAR  Reserved : 2;
  80     UCHAR  LogicalUnitNumber : 3;
  81     UCHAR  VerificationLength[3];
  82     UCHAR  Control;
  83   } CDB6VERIFY, *PCDB6VERIFY;
  84
  85   struct _CDB6FORMAT {
  86     UCHAR  OperationCode;
  87     UCHAR  FormatControl : 5;
  88     UCHAR  LogicalUnitNumber : 3;
  89     UCHAR  FReserved1;
  90     UCHAR  InterleaveMsb;
  91     UCHAR  InterleaveLsb;
  92     UCHAR  FReserved2;
  93   } CDB6FORMAT, *PCDB6FORMAT;
  94
  95   struct _CDB10 {
  96     UCHAR  OperationCode;
  97     UCHAR  RelativeAddress : 1;
  98     UCHAR  Reserved1 : 2;
  99     UCHAR  ForceUnitAccess : 1;
 100     UCHAR  DisablePageOut : 1;
 101     UCHAR  LogicalUnitNumber : 3;
 102     UCHAR  LogicalBlockByte0;
 103     UCHAR  LogicalBlockByte1;
 104     UCHAR  LogicalBlockByte2;
 105     UCHAR  LogicalBlockByte3;
 106     UCHAR  Reserved2;
 107     UCHAR  TransferBlocksMsb;
 108     UCHAR  TransferBlocksLsb;
 109     UCHAR  Control;
 110   } CDB10, *PCDB10;
 111
 112   struct _CDB12 {
 113     UCHAR  OperationCode;
 114     UCHAR  RelativeAddress : 1;
 115     UCHAR  Reserved1 : 2;
 116     UCHAR  ForceUnitAccess : 1;
 117     UCHAR  DisablePageOut : 1;
 118     UCHAR  LogicalUnitNumber : 3;
 119     UCHAR  LogicalBlock[4];
 120     UCHAR  TransferLength[4];
 121     UCHAR  Reserved2;
 122     UCHAR  Control;
 123   } CDB12, *PCDB12;
 124
 125   struct _CDB16 {
 126      UCHAR OperationCode;
 127      UCHAR Reserved1        : 3;
 128      UCHAR ForceUnitAccess  : 1;
 129      UCHAR DisablePageOut   : 1;
 130      UCHAR Protection       : 3;
 131      UCHAR LogicalBlock[8];
 132      UCHAR TransferLength[4];
 133      UCHAR Reserved2;
 134      UCHAR Control;
 135   } CDB16, *PCDB16;
 136
 137   struct _PAUSE_RESUME {
 138     UCHAR  OperationCode;
 139     UCHAR  Reserved1 : 5;
 140     UCHAR  LogicalUnitNumber : 3;
 141     UCHAR  Reserved2[6];
 142     UCHAR  Action;
 143     UCHAR  Control;
 144   } PAUSE_RESUME, *PPAUSE_RESUME;
 145
 146   struct _READ_TOC {
 147     UCHAR  OperationCode;
 148     UCHAR  Reserved0 : 1;
 149     UCHAR  Msf : 1;
 150     UCHAR  Reserved1 : 3;
 151     UCHAR  LogicalUnitNumber : 3;
 152     UCHAR  Format2 : 4;
 153     UCHAR  Reserved2 : 4;
 154     UCHAR  Reserved3[3];
 155     UCHAR  StartingTrack;
 156     UCHAR  AllocationLength[2];
 157     UCHAR  Control : 6;
 158     UCHAR  Format : 2;
 159   } READ_TOC, *PREAD_TOC;
 160
 161   struct _READ_DISK_INFORMATION {
 162     UCHAR  OperationCode;
 163     UCHAR  Reserved1 : 5;
 164     UCHAR  Lun : 3;
 165     UCHAR  Reserved2[5];
 166     UCHAR  AllocationLength[2];
 167     UCHAR  Control;
 168   } READ_DISK_INFORMATION, *PREAD_DISK_INFORMATION;
 169
 170   struct _READ_TRACK_INFORMATION {
 171     UCHAR  OperationCode;
 172     UCHAR  Track : 1;
 173     UCHAR  Reserved1 : 3;
 174     UCHAR  Reserved2 : 1;
 175     UCHAR  Lun : 3;
 176     UCHAR  BlockAddress[4];
 177     UCHAR  Reserved3;
 178     UCHAR  AllocationLength[2];
 179     UCHAR  Control;
 180   } READ_TRACK_INFORMATION, *PREAD_TRACK_INFORMATION;
 181
 182   struct _RESERVE_TRACK_RZONE {
 183     UCHAR  OperationCode;
 184     UCHAR  Reserved1[4];
 185     UCHAR  ReservationSize[4];
 186     UCHAR  Control;
 187   } RESERVE_TRACK_RZONE, *PRESERVE_TRACK_RZONE;
 188
 189   struct _SEND_OPC_INFORMATION {
 190     UCHAR  OperationCode;
 191     UCHAR  DoOpc    : 1;
 192     UCHAR  Reserved : 7;
 193     UCHAR  Reserved1[5];
 194     UCHAR  ParameterListLength[2];
 195     UCHAR  Reserved2;
 196   } SEND_OPC_INFORMATION, *PSEND_OPC_INFORMATION;
 197
 198   struct _CLOSE_TRACK {
 199     UCHAR  OperationCode;
 200     UCHAR  Immediate : 1;
 201     UCHAR  Reserved1 : 7;
 202     UCHAR  Track     : 1;
 203     UCHAR  Session   : 1;
 204     UCHAR  Reserved2 : 6;
 205     UCHAR  Reserved3;
 206     UCHAR  TrackNumber[2];
 207     UCHAR  Reserved4[3];
 208     UCHAR  Control;
 209   } CLOSE_TRACK, *PCLOSE_TRACK;
 210
 211   struct _SEND_CUE_SHEET {
 212     UCHAR  OperationCode;
 213     UCHAR  Reserved[5];
 214     UCHAR  CueSheetSize[3];
 215     UCHAR  Control;
 216   } SEND_CUE_SHEET, *PSEND_CUE_SHEET;
 217
 218   struct _READ_HEADER {
 219     UCHAR  OperationCode;
 220     UCHAR  Reserved1 : 1;
 221     UCHAR  Msf : 1;
 222     UCHAR  Reserved2 : 3;
 223     UCHAR  Lun : 3;
 224     UCHAR  LogicalBlockAddress[4];
 225     UCHAR  Reserved3;
 226     UCHAR  AllocationLength[2];
 227     UCHAR  Control;
 228   } READ_HEADER, *PREAD_HEADER;
 229
 230   struct _PLAY_AUDIO {
 231     UCHAR  OperationCode;
 232     UCHAR  Reserved1 : 5;
 233     UCHAR  LogicalUnitNumber : 3;
 234     UCHAR  StartingBlockAddress[4];
 235     UCHAR  Reserved2;
 236     UCHAR  PlayLength[2];
 237     UCHAR  Control;
 238   } PLAY_AUDIO, *PPLAY_AUDIO;
 239
 240   struct _PLAY_AUDIO_MSF {
 241     UCHAR  OperationCode;
 242     UCHAR  Reserved1 : 5;
 243     UCHAR  LogicalUnitNumber : 3;
 244     UCHAR  Reserved2;
 245     UCHAR  StartingM;
 246     UCHAR  StartingS;
 247     UCHAR  StartingF;
 248     UCHAR  EndingM;
 249     UCHAR  EndingS;
 250     UCHAR  EndingF;
 251     UCHAR  Control;
 252   } PLAY_AUDIO_MSF, *PPLAY_AUDIO_MSF;
 253
 254 /* FIXME: Should the union be anonymous in C++ too?  If so,
 255    can't define named types _LBA and _MSF within anonymous union
 256    for C++. */
 257   struct _PLAY_CD {
 258     UCHAR  OperationCode;
 259     UCHAR  Reserved1 : 1;
 260     UCHAR  CMSF : 1;
 261     UCHAR  ExpectedSectorType : 3;
 262     UCHAR  Lun : 3;
 263 #ifndef __cplusplus
 264   _ANONYMOUS_UNION
 265 #endif
 266   union {
 267       struct _LBA {
 268             UCHAR  StartingBlockAddress[4];
 269             UCHAR  PlayLength[4];
 270       } LBA;
 271
 272       struct _MSF {
 273             UCHAR  Reserved1;
 274             UCHAR  StartingM;
 275             UCHAR  StartingS;
 276             UCHAR  StartingF;
 277             UCHAR  EndingM;
 278             UCHAR  EndingS;
 279             UCHAR  EndingF;
 280             UCHAR  Reserved2;
 281       } MSF;
 282   #ifndef __cplusplus
 283   }DUMMYUNIONNAME;
 284   #else
 285   }u;
 286   #endif
 287
 288     UCHAR  Audio : 1;
 289     UCHAR  Composite : 1;
 290     UCHAR  Port1 : 1;
 291     UCHAR  Port2 : 1;
 292     UCHAR  Reserved2 : 3;
 293     UCHAR  Speed : 1;
 294     UCHAR  Control;
 295   } PLAY_CD, *PPLAY_CD;
 296
 297   struct _SCAN_CD {
 298     UCHAR  OperationCode;
 299     UCHAR  RelativeAddress : 1;
 300     UCHAR  Reserved1 : 3;
 301     UCHAR  Direct : 1;
 302     UCHAR  Lun : 3;
 303     UCHAR  StartingAddress[4];
 304     UCHAR  Reserved2[3];
 305     UCHAR  Reserved3 : 6;
 306     UCHAR  Type : 2;
 307     UCHAR  Reserved4;
 308     UCHAR  Control;
 309   } SCAN_CD, *PSCAN_CD;
 310
 311   struct _STOP_PLAY_SCAN {
 312     UCHAR  OperationCode;
 313     UCHAR  Reserved1 : 5;
 314     UCHAR  Lun : 3;
 315     UCHAR  Reserved2[7];
 316     UCHAR  Control;
 317   } STOP_PLAY_SCAN, *PSTOP_PLAY_SCAN;
 318
 319   struct _SUBCHANNEL {
 320     UCHAR  OperationCode;
 321     UCHAR  Reserved0 : 1;
 322     UCHAR  Msf : 1;
 323     UCHAR  Reserved1 : 3;
 324     UCHAR  LogicalUnitNumber : 3;
 325     UCHAR  Reserved2 : 6;
 326     UCHAR  SubQ : 1;
 327     UCHAR  Reserved3 : 1;
 328     UCHAR  Format;
 329     UCHAR  Reserved4[2];
 330     UCHAR  TrackNumber;
 331     UCHAR  AllocationLength[2];
 332     UCHAR  Control;
 333   } SUBCHANNEL, *PSUBCHANNEL;
 334
 335   struct _READ_CD {
 336     UCHAR  OperationCode;
 337     UCHAR  RelativeAddress : 1;
 338     UCHAR  Reserved0 : 1;
 339     UCHAR  ExpectedSectorType : 3;
 340     UCHAR  Lun : 3;
 341     UCHAR  StartingLBA[4];
 342     UCHAR  TransferBlocks[3];
 343     UCHAR  Reserved2 : 1;
 344     UCHAR  ErrorFlags : 2;
 345     UCHAR  IncludeEDC : 1;
 346     UCHAR  IncludeUserData : 1;
 347     UCHAR  HeaderCode : 2;
 348     UCHAR  IncludeSyncData : 1;
 349     UCHAR  SubChannelSelection : 3;
 350     UCHAR  Reserved3 : 5;
 351     UCHAR  Control;
 352   } READ_CD, *PREAD_CD;
 353
 354   struct _READ_CD_MSF {
 355     UCHAR  OperationCode;
 356     UCHAR  RelativeAddress : 1;
 357     UCHAR  Reserved1 : 1;
 358     UCHAR  ExpectedSectorType : 3;
 359     UCHAR  Lun : 3;
 360     UCHAR  Reserved2;
 361     UCHAR  StartingM;
 362     UCHAR  StartingS;
 363     UCHAR  StartingF;
 364     UCHAR  EndingM;
 365     UCHAR  EndingS;
 366     UCHAR  EndingF;
 367     UCHAR  Reserved3;
 368     UCHAR  Reserved4 : 1;
 369     UCHAR  ErrorFlags : 2;
 370     UCHAR  IncludeEDC : 1;
 371     UCHAR  IncludeUserData : 1;
 372     UCHAR  HeaderCode : 2;
 373     UCHAR  IncludeSyncData : 1;
 374     UCHAR  SubChannelSelection : 3;
 375     UCHAR  Reserved5 : 5;
 376     UCHAR  Control;
 377   } READ_CD_MSF, *PREAD_CD_MSF;
 378
 379   struct _PLXTR_READ_CDDA {
 380     UCHAR  OperationCode;
 381     UCHAR  Reserved0 : 5;
 382     UCHAR  LogicalUnitNumber : 3;
 383     UCHAR  LogicalBlockByte0;
 384     UCHAR  LogicalBlockByte1;
 385     UCHAR  LogicalBlockByte2;
 386     UCHAR  LogicalBlockByte3;
 387     UCHAR  TransferBlockByte0;
 388     UCHAR  TransferBlockByte1;
 389     UCHAR  TransferBlockByte2;
 390     UCHAR  TransferBlockByte3;
 391     UCHAR  SubCode;
 392     UCHAR  Control;
 393   } PLXTR_READ_CDDA, *PPLXTR_READ_CDDA;
 394
 395   struct _NEC_READ_CDDA {
 396     UCHAR  OperationCode;
 397     UCHAR  Reserved0;
 398     UCHAR  LogicalBlockByte0;
 399     UCHAR  LogicalBlockByte1;
 400     UCHAR  LogicalBlockByte2;
 401     UCHAR  LogicalBlockByte3;
 402     UCHAR  Reserved1;
 403     UCHAR  TransferBlockByte0;
 404     UCHAR  TransferBlockByte1;
 405     UCHAR  Control;
 406   } NEC_READ_CDDA, *PNEC_READ_CDDA;
 407
 408   struct _MODE_SENSE {
 409     UCHAR  OperationCode;
 410     UCHAR  Reserved1 : 3;
 411     UCHAR  Dbd : 1;
 412     UCHAR  Reserved2 : 1;
 413     UCHAR  LogicalUnitNumber : 3;
 414     UCHAR  PageCode : 6;
 415     UCHAR  Pc : 2;
 416     UCHAR  Reserved3;
 417     UCHAR  AllocationLength;
 418     UCHAR  Control;
 419   } MODE_SENSE, *PMODE_SENSE;
 420
 421   struct _MODE_SENSE10 {
 422     UCHAR  OperationCode;
 423     UCHAR  Reserved1 : 3;
 424     UCHAR  Dbd : 1;
 425     UCHAR  Reserved2 : 1;
 426     UCHAR  LogicalUnitNumber : 3;
 427     UCHAR  PageCode : 6;
 428     UCHAR  Pc : 2;
 429     UCHAR  Reserved3[4];
 430     UCHAR  AllocationLength[2];
 431     UCHAR  Control;
 432   } MODE_SENSE10, *PMODE_SENSE10;
 433
 434   struct _MODE_SELECT {
 435     UCHAR  OperationCode;
 436     UCHAR  SPBit : 1;
 437     UCHAR  Reserved1 : 3;
 438     UCHAR  PFBit : 1;
 439     UCHAR  LogicalUnitNumber : 3;
 440     UCHAR  Reserved2[2];
 441     UCHAR  ParameterListLength;
 442     UCHAR  Control;
 443   } MODE_SELECT, *PMODE_SELECT;
 444
 445   struct _MODE_SELECT10 {
 446     UCHAR  OperationCode;
 447     UCHAR  SPBit : 1;
 448     UCHAR  Reserved1 : 3;
 449     UCHAR  PFBit : 1;
 450     UCHAR  LogicalUnitNumber : 3;
 451     UCHAR  Reserved2[5];
 452     UCHAR  ParameterListLength[2];
 453     UCHAR  Control;
 454   } MODE_SELECT10, *PMODE_SELECT10;
 455
 456   struct _LOCATE {
 457     UCHAR  OperationCode;
 458     UCHAR  Immediate : 1;
 459     UCHAR  CPBit : 1;
 460     UCHAR  BTBit : 1;
 461     UCHAR  Reserved1 : 2;
 462     UCHAR  LogicalUnitNumber : 3;
 463     UCHAR  Reserved3;
 464     UCHAR  LogicalBlockAddress[4];
 465     UCHAR  Reserved4;
 466     UCHAR  Partition;
 467     UCHAR  Control;
 468   } LOCATE, *PLOCATE;
 469
 470   struct _LOGSENSE {
 471     UCHAR  OperationCode;
 472     UCHAR  SPBit : 1;
 473     UCHAR  PPCBit : 1;
 474     UCHAR  Reserved1 : 3;
 475     UCHAR  LogicalUnitNumber : 3;
 476     UCHAR  PageCode : 6;
 477     UCHAR  PCBit : 2;
 478     UCHAR  Reserved2;
 479     UCHAR  Reserved3;
 480     UCHAR  ParameterPointer[2];
 481     UCHAR  AllocationLength[2];
 482     UCHAR  Control;
 483   } LOGSENSE, *PLOGSENSE;
 484
 485   struct _LOGSELECT {
 486     UCHAR  OperationCode;
 487     UCHAR  SPBit : 1;
 488     UCHAR  PCRBit : 1;
 489     UCHAR  Reserved1 : 3;
 490     UCHAR  LogicalUnitNumber : 3;
 491     UCHAR  Reserved : 6;
 492     UCHAR  PCBit : 2;
 493     UCHAR  Reserved2[4];
 494     UCHAR  ParameterListLength[2];
 495     UCHAR  Control;
 496   } LOGSELECT, *PLOGSELECT;
 497
 498   struct _PRINT {
 499     UCHAR  OperationCode;
 500     UCHAR  Reserved : 5;
 501     UCHAR  LogicalUnitNumber : 3;
 502     UCHAR  TransferLength[3];
 503     UCHAR  Control;
 504   } PRINT, *PPRINT;
 505
 506   struct _SEEK {
 507     UCHAR  OperationCode;
 508     UCHAR  Reserved1 : 5;
 509     UCHAR  LogicalUnitNumber : 3;
 510     UCHAR  LogicalBlockAddress[4];
 511     UCHAR  Reserved2[3];
 512     UCHAR  Control;
 513   } SEEK, *PSEEK;
 514
 515   struct _ERASE {
 516     UCHAR  OperationCode;
 517     UCHAR  Long : 1;
 518     UCHAR  Immediate : 1;
 519     UCHAR  Reserved1 : 3;
 520     UCHAR  LogicalUnitNumber : 3;
 521     UCHAR  Reserved2[3];
 522     UCHAR  Control;
 523   } ERASE, *PERASE;
 524
 525   struct _START_STOP {
 526     UCHAR  OperationCode;
 527     UCHAR  Immediate: 1;
 528     UCHAR  Reserved1 : 4;
 529     UCHAR  LogicalUnitNumber : 3;
 530     UCHAR  Reserved2[2];
 531     UCHAR  Start : 1;
 532     UCHAR  LoadEject : 1;
 533     UCHAR  Reserved3 : 6;
 534     UCHAR  Control;
 535   } START_STOP, *PSTART_STOP;
 536
 537   struct _MEDIA_REMOVAL {
 538     UCHAR  OperationCode;
 539     UCHAR  Reserved1 : 5;
 540     UCHAR  LogicalUnitNumber : 3;
 541     UCHAR  Reserved2[2];
 542
 543     UCHAR  Prevent : 1;
 544     UCHAR  Persistant : 1;
 545     UCHAR  Reserved3 : 6;
 546
 547     UCHAR  Control;
 548   } MEDIA_REMOVAL, *PMEDIA_REMOVAL;
 549
 550   struct _SEEK_BLOCK {
 551     UCHAR  OperationCode;
 552     UCHAR  Immediate : 1;
 553     UCHAR  Reserved1 : 7;
 554     UCHAR  BlockAddress[3];
 555     UCHAR  Link : 1;
 556     UCHAR  Flag : 1;
 557     UCHAR  Reserved2 : 4;
 558     UCHAR  VendorUnique : 2;
 559   } SEEK_BLOCK, *PSEEK_BLOCK;
 560
 561   struct _REQUEST_BLOCK_ADDRESS {
 562     UCHAR  OperationCode;
 563     UCHAR  Reserved1[3];
 564     UCHAR  AllocationLength;
 565     UCHAR  Link : 1;
 566     UCHAR  Flag : 1;
 567     UCHAR  Reserved2 : 4;
 568     UCHAR  VendorUnique : 2;
 569   } REQUEST_BLOCK_ADDRESS, *PREQUEST_BLOCK_ADDRESS;
 570
 571   struct _PARTITION {
 572     UCHAR  OperationCode;
 573     UCHAR  Immediate : 1;
 574     UCHAR  Sel: 1;
 575     UCHAR  PartitionSelect : 6;
 576     UCHAR  Reserved1[3];
 577     UCHAR  Control;
 578   } PARTITION, *PPARTITION;
 579
 580   struct _WRITE_TAPE_MARKS {
 581     UCHAR  OperationCode;
 582     UCHAR  Immediate : 1;
 583     UCHAR  WriteSetMarks: 1;
 584     UCHAR  Reserved : 3;
 585     UCHAR  LogicalUnitNumber : 3;
 586     UCHAR  TransferLength[3];
 587     UCHAR  Control;
 588   } WRITE_TAPE_MARKS, *PWRITE_TAPE_MARKS;
 589
 590   struct _SPACE_TAPE_MARKS {
 591     UCHAR  OperationCode;
 592     UCHAR  Code : 3;
 593     UCHAR  Reserved : 2;
 594     UCHAR  LogicalUnitNumber : 3;
 595     UCHAR  NumMarksMSB ;
 596     UCHAR  NumMarks;
 597     UCHAR  NumMarksLSB;
 598   union {
 599         UCHAR  value;
 600       struct {
 601             UCHAR  Link : 1;
 602             UCHAR  Flag : 1;
 603             UCHAR  Reserved : 4;
 604             UCHAR  VendorUnique : 2;
 605       } Fields;
 606   } Byte6;
 607   } SPACE_TAPE_MARKS, *PSPACE_TAPE_MARKS;
 608
 609   struct _READ_POSITION {
 610     UCHAR  Operation;
 611     UCHAR  BlockType : 1;
 612     UCHAR  Reserved1 : 4;
 613     UCHAR  Lun : 3;
 614     UCHAR  Reserved2[7];
 615     UCHAR  Control;
 616   } READ_POSITION, *PREAD_POSITION;
 617
 618   struct _CDB6READWRITETAPE {
 619     UCHAR  OperationCode;
 620     UCHAR  VendorSpecific : 5;
 621     UCHAR  Reserved : 3;
 622     UCHAR  TransferLenMSB;
 623     UCHAR  TransferLen;
 624     UCHAR  TransferLenLSB;
 625     UCHAR  Link : 1;
 626     UCHAR  Flag : 1;
 627     UCHAR  Reserved1 : 4;
 628     UCHAR  VendorUnique : 2;
 629   } CDB6READWRITETAPE, *PCDB6READWRITETAPE;
 630
 631   struct _INIT_ELEMENT_STATUS {
 632     UCHAR  OperationCode;
 633     UCHAR  Reserved1 : 5;
 634     UCHAR  LogicalUnitNubmer : 3;
 635     UCHAR  Reserved2[3];
 636     UCHAR  Reserved3 : 7;
 637     UCHAR  NoBarCode : 1;
 638   } INIT_ELEMENT_STATUS, *PINIT_ELEMENT_STATUS;
 639
 640   struct _INITIALIZE_ELEMENT_RANGE {
 641     UCHAR  OperationCode;
 642     UCHAR  Range : 1;
 643     UCHAR  Reserved1 : 4;
 644     UCHAR  LogicalUnitNubmer : 3;
 645     UCHAR  FirstElementAddress[2];
 646     UCHAR  Reserved2[2];
 647     UCHAR  NumberOfElements[2];
 648     UCHAR  Reserved3;
 649     UCHAR  Reserved4 : 7;
 650     UCHAR  NoBarCode : 1;
 651   } INITIALIZE_ELEMENT_RANGE, *PINITIALIZE_ELEMENT_RANGE;
 652
 653   struct _POSITION_TO_ELEMENT {
 654     UCHAR  OperationCode;
 655     UCHAR  Reserved1 : 5;
 656     UCHAR  LogicalUnitNumber : 3;
 657     UCHAR  TransportElementAddress[2];
 658     UCHAR  DestinationElementAddress[2];
 659     UCHAR  Reserved2[2];
 660     UCHAR  Flip : 1;
 661     UCHAR  Reserved3 : 7;
 662     UCHAR  Control;
 663   } POSITION_TO_ELEMENT, *PPOSITION_TO_ELEMENT;
 664
 665   struct _MOVE_MEDIUM {
 666     UCHAR  OperationCode;
 667     UCHAR  Reserved1 : 5;
 668     UCHAR  LogicalUnitNumber : 3;
 669     UCHAR  TransportElementAddress[2];
 670     UCHAR  SourceElementAddress[2];
 671     UCHAR  DestinationElementAddress[2];
 672     UCHAR  Reserved2[2];
 673     UCHAR  Flip : 1;
 674     UCHAR  Reserved3 : 7;
 675     UCHAR  Control;
 676   } MOVE_MEDIUM, *PMOVE_MEDIUM;
 677
 678   struct _EXCHANGE_MEDIUM {
 679     UCHAR  OperationCode;
 680     UCHAR  Reserved1 : 5;
 681     UCHAR  LogicalUnitNumber : 3;
 682     UCHAR  TransportElementAddress[2];
 683     UCHAR  SourceElementAddress[2];
 684     UCHAR  Destination1ElementAddress[2];
 685     UCHAR  Destination2ElementAddress[2];
 686     UCHAR  Flip1 : 1;
 687     UCHAR  Flip2 : 1;
 688     UCHAR  Reserved3 : 6;
 689     UCHAR  Control;
 690   } EXCHANGE_MEDIUM, *PEXCHANGE_MEDIUM;
 691
 692   struct _READ_ELEMENT_STATUS {
 693     UCHAR  OperationCode;
 694     UCHAR  ElementType : 4;
 695     UCHAR  VolTag : 1;
 696     UCHAR  LogicalUnitNumber : 3;
 697     UCHAR  StartingElementAddress[2];
 698     UCHAR  NumberOfElements[2];
 699     UCHAR  Reserved1;
 700     UCHAR  AllocationLength[3];
 701     UCHAR  Reserved2;
 702     UCHAR  Control;
 703   } READ_ELEMENT_STATUS, *PREAD_ELEMENT_STATUS;
 704
 705   struct _SEND_VOLUME_TAG {
 706     UCHAR  OperationCode;
 707     UCHAR  ElementType : 4;
 708     UCHAR  Reserved1 : 1;
 709     UCHAR  LogicalUnitNumber : 3;
 710     UCHAR  StartingElementAddress[2];
 711     UCHAR  Reserved2;
 712     UCHAR  ActionCode : 5;
 713     UCHAR  Reserved3 : 3;
 714     UCHAR  Reserved4[2];
 715     UCHAR  ParameterListLength[2];
 716     UCHAR  Reserved5;
 717     UCHAR  Control;
 718   } SEND_VOLUME_TAG, *PSEND_VOLUME_TAG;
 719
 720   struct _REQUEST_VOLUME_ELEMENT_ADDRESS {
 721     UCHAR  OperationCode;
 722     UCHAR  ElementType : 4;
 723     UCHAR  VolTag : 1;
 724     UCHAR  LogicalUnitNumber : 3;
 725     UCHAR  StartingElementAddress[2];
 726     UCHAR  NumberElements[2];
 727     UCHAR  Reserved1;
 728     UCHAR  AllocationLength[3];
 729     UCHAR  Reserved2;
 730     UCHAR  Control;
 731   } REQUEST_VOLUME_ELEMENT_ADDRESS, *PREQUEST_VOLUME_ELEMENT_ADDRESS;
 732
 733   struct _LOAD_UNLOAD {
 734     UCHAR  OperationCode;
 735     UCHAR  Immediate : 1;
 736     UCHAR  Reserved1 : 4;
 737     UCHAR  Lun : 3;
 738     UCHAR  Reserved2[2];
 739     UCHAR  Start : 1;
 740     UCHAR  LoadEject : 1;
 741     UCHAR  Reserved3: 6;
 742     UCHAR  Reserved4[3];
 743     UCHAR  Slot;
 744     UCHAR  Reserved5[3];
 745   } LOAD_UNLOAD, *PLOAD_UNLOAD;
 746
 747   struct _MECH_STATUS {
 748     UCHAR  OperationCode;
 749     UCHAR  Reserved : 5;
 750     UCHAR  Lun : 3;
 751     UCHAR  Reserved1[6];
 752     UCHAR  AllocationLength[2];
 753     UCHAR  Reserved2[1];
 754     UCHAR  Control;
 755   } MECH_STATUS, *PMECH_STATUS;
 756
 757   struct _SYNCHRONIZE_CACHE10 {
 758
 759     UCHAR  OperationCode;
 760
 761     UCHAR  RelAddr : 1;
 762     UCHAR  Immediate : 1;
 763     UCHAR  Reserved : 3;
 764     UCHAR  Lun : 3;
 765
 766     UCHAR  LogicalBlockAddress[4];
 767     UCHAR  Reserved2;
 768     UCHAR  BlockCount[2];
 769     UCHAR  Control;
 770   } SYNCHRONIZE_CACHE10, *PSYNCHRONIZE_CACHE10;
 771
 772   struct _GET_EVENT_STATUS_NOTIFICATION {
 773     UCHAR  OperationCode;
 774
 775     UCHAR  Immediate : 1;
 776     UCHAR  Reserved : 4;
 777     UCHAR  Lun : 3;
 778
 779     UCHAR  Reserved2[2];
 780     UCHAR  NotificationClassRequest;
 781     UCHAR  Reserved3[2];
 782     UCHAR  EventListLength[2];
 783
 784     UCHAR  Control;
 785   } GET_EVENT_STATUS_NOTIFICATION, *PGET_EVENT_STATUS_NOTIFICATION;
 786
 787   struct _READ_DVD_STRUCTURE {
 788     UCHAR  OperationCode;
 789     UCHAR  Reserved1 : 5;
 790     UCHAR  Lun : 3;
 791     UCHAR  RMDBlockNumber[4];
 792     UCHAR  LayerNumber;
 793     UCHAR  Format;
 794     UCHAR  AllocationLength[2];
 795     UCHAR  Reserved3 : 6;
 796     UCHAR  AGID : 2;
 797     UCHAR  Control;
 798   } READ_DVD_STRUCTURE, *PREAD_DVD_STRUCTURE;
 799
 800   struct _SEND_DVD_STRUCTURE {
 801     UCHAR  OperationCode;
 802     UCHAR  Reserved1 : 5;
 803     UCHAR  Lun : 3;
 804     UCHAR  Reserved2[5];
 805     UCHAR  Format;
 806     UCHAR  ParameterListLength[2];
 807     UCHAR  Reserved3;
 808     UCHAR  Control;
 809   } SEND_DVD_STRUCTURE, *PSEND_DVD_STRUCTURE;
 810
 811   struct _SEND_KEY {
 812     UCHAR  OperationCode;
 813     UCHAR  Reserved1 : 5;
 814     UCHAR  Lun : 3;
 815     UCHAR  Reserved2[6];
 816     UCHAR  ParameterListLength[2];
 817     UCHAR  KeyFormat : 6;
 818     UCHAR  AGID : 2;
 819     UCHAR  Control;
 820   } SEND_KEY, *PSEND_KEY;
 821
 822   struct _REPORT_KEY {
 823     UCHAR  OperationCode;
 824     UCHAR  Reserved1 : 5;
 825     UCHAR  Lun : 3;
 826     UCHAR  LogicalBlockAddress[4];
 827     UCHAR  Reserved2[2];
 828     UCHAR  AllocationLength[2];
 829     UCHAR  KeyFormat : 6;
 830     UCHAR  AGID : 2;
 831     UCHAR  Control;
 832   } REPORT_KEY, *PREPORT_KEY;
 833
 834   struct _SET_READ_AHEAD {
 835     UCHAR  OperationCode;
 836     UCHAR  Reserved1 : 5;
 837     UCHAR  Lun : 3;
 838     UCHAR  TriggerLBA[4];
 839     UCHAR  ReadAheadLBA[4];
 840     UCHAR  Reserved2;
 841     UCHAR  Control;
 842   } SET_READ_AHEAD, *PSET_READ_AHEAD;
 843
 844   struct _READ_FORMATTED_CAPACITIES {
 845     UCHAR  OperationCode;
 846     UCHAR  Reserved1 : 5;
 847     UCHAR  Lun : 3;
 848     UCHAR  Reserved2[5];
 849     UCHAR  AllocationLength[2];
 850     UCHAR  Control;
 851   } READ_FORMATTED_CAPACITIES, *PREAD_FORMATTED_CAPACITIES;
 852
 853   struct _REPORT_LUNS {
 854     UCHAR  OperationCode;
 855     UCHAR  Reserved1[5];
 856     UCHAR  AllocationLength[4];
 857     UCHAR  Reserved2[1];
 858     UCHAR  Control;
 859   } REPORT_LUNS, *PREPORT_LUNS;
 860
 861   struct _PERSISTENT_RESERVE_IN {
 862     UCHAR  OperationCode;
 863     UCHAR  ServiceAction : 5;
 864     UCHAR  Reserved1 : 3;
 865     UCHAR  Reserved2[5];
 866     UCHAR  AllocationLength[2];
 867     UCHAR  Control;
 868   } PERSISTENT_RESERVE_IN, *PPERSISTENT_RESERVE_IN;
 869
 870   struct _PERSISTENT_RESERVE_OUT {
 871     UCHAR  OperationCode;
 872     UCHAR  ServiceAction : 5;
 873     UCHAR  Reserved1 : 3;
 874     UCHAR  Type : 4;
 875     UCHAR  Scope : 4;
 876     UCHAR  Reserved2[4];
 877     UCHAR  ParameterListLength[2];
 878     UCHAR  Control;
 879   } PERSISTENT_RESERVE_OUT, *PPERSISTENT_RESERVE_OUT;
 880
 881   struct _GET_CONFIGURATION {
 882     UCHAR  OperationCode;
 883     UCHAR  RequestType : 1;
 884     UCHAR  Reserved1   : 7;
 885     UCHAR  StartingFeature[2];
 886     UCHAR  Reserved2[3];
 887     UCHAR  AllocationLength[2];
 888     UCHAR  Control;
 889   } GET_CONFIGURATION, *PGET_CONFIGURATION;
 890
 891   struct _SET_CD_SPEED {
 892     UCHAR  OperationCode;
 893     UCHAR  Reserved1;
 894     UCHAR  ReadSpeed[2];
 895     UCHAR  WriteSpeed[2];
 896     UCHAR  Reserved2[5];
 897     UCHAR  Control;
 898   } SET_CD_SPEED, *PSET_CD_SPEED;
 899
 900   ULONG AsUlong[4];
 901     UCHAR  AsByte[16];
 902 } CDB, *PCDB;
 903
 904 #ifndef _INQUIRYDATA_DEFINED /* also in minitape.h */
 905 #define _INQUIRYDATA_DEFINED
 906
 907 #define INQUIRYDATABUFFERSIZE             36
 908
 909 typedef struct _INQUIRYDATA {
 910   UCHAR  DeviceType : 5;
 911   UCHAR  DeviceTypeQualifier : 3;
 912   UCHAR  DeviceTypeModifier : 7;
 913   UCHAR  RemovableMedia : 1;
 914   _ANONYMOUS_UNION union {
 915     UCHAR  Versions;
 916     _ANONYMOUS_STRUCT struct {
 917       UCHAR  ANSIVersion : 3;
 918       UCHAR  ECMAVersion : 3;
 919       UCHAR  ISOVersion : 2;
 920     } DUMMYSTRUCTNAME;
 921   } DUMMYUNIONNAME;
 922   UCHAR  ResponseDataFormat : 4;
 923   UCHAR  HiSupport : 1;
 924   UCHAR  NormACA : 1;
 925   UCHAR  TerminateTask : 1;
 926   UCHAR  AERC : 1;
 927   UCHAR  AdditionalLength;
 928   UCHAR  Reserved;
 929   UCHAR  Addr16 : 1;
 930   UCHAR  Addr32 : 1;
 931   UCHAR  AckReqQ: 1;
 932   UCHAR  MediumChanger : 1;
 933   UCHAR  MultiPort : 1;
 934   UCHAR  ReservedBit2 : 1;
 935   UCHAR  EnclosureServices : 1;
 936   UCHAR  ReservedBit3 : 1;
 937   UCHAR  SoftReset : 1;
 938   UCHAR  CommandQueue : 1;
 939   UCHAR  TransferDisable : 1;
 940   UCHAR  LinkedCommands : 1;
 941   UCHAR  Synchronous : 1;
 942   UCHAR  Wide16Bit : 1;
 943   UCHAR  Wide32Bit : 1;
 944   UCHAR  RelativeAddressing : 1;
 945   UCHAR  VendorId[8];
 946   UCHAR  ProductId[16];
 947   UCHAR  ProductRevisionLevel[4];
 948   UCHAR  VendorSpecific[20];
 949   UCHAR  Reserved3[40];
 950 } INQUIRYDATA, *PINQUIRYDATA;
 951 #endif
 952
 953 /* INQUIRYDATA.DeviceType constants */
 954 #define DIRECT_ACCESS_DEVICE              0x00
 955 #define SEQUENTIAL_ACCESS_DEVICE          0x01
 956 #define PRINTER_DEVICE                    0x02
 957 #define PROCESSOR_DEVICE                  0x03
 958 #define WRITE_ONCE_READ_MULTIPLE_DEVICE   0x04
 959 #define READ_ONLY_DIRECT_ACCESS_DEVICE    0x05
 960 #define SCANNER_DEVICE                    0x06
 961 #define OPTICAL_DEVICE                    0x07
 962 #define MEDIUM_CHANGER                    0x08
 963 #define COMMUNICATION_DEVICE              0x09
 964 #define LOGICAL_UNIT_NOT_PRESENT_DEVICE   0x7F
 965 #define DEVICE_QUALIFIER_NOT_SUPPORTED    0x03
 966
 967 /* INQUIRYDATA.DeviceTypeQualifier constants */
 968 #define DEVICE_CONNECTED 0x00
 969
 970 #define SCSISTAT_GOOD                     0x00
 971 #define SCSISTAT_CHECK_CONDITION          0x02
 972 #define SCSISTAT_CONDITION_MET            0x04
 973 #define SCSISTAT_BUSY                     0x08
 974 #define SCSISTAT_INTERMEDIATE             0x10
 975 #define SCSISTAT_INTERMEDIATE_COND_MET    0x14
 976 #define SCSISTAT_RESERVATION_CONFLICT     0x18
 977 #define SCSISTAT_COMMAND_TERMINATED       0x22
 978 #define SCSISTAT_QUEUE_FULL               0x28
 979
 980 /* Mode Sense/Select page constants */
 981 #define MODE_PAGE_ERROR_RECOVERY          0x01
 982 #define MODE_PAGE_DISCONNECT              0x02
 983 #define MODE_PAGE_FORMAT_DEVICE           0x03
 984 #define MODE_PAGE_RIGID_GEOMETRY          0x04
 985 #define MODE_PAGE_FLEXIBILE               0x05
 986 #define MODE_PAGE_WRITE_PARAMETERS        0x05
 987 #define MODE_PAGE_VERIFY_ERROR            0x07
 988 #define MODE_PAGE_CACHING                 0x08
 989 #define MODE_PAGE_PERIPHERAL              0x09
 990 #define MODE_PAGE_CONTROL                 0x0A
 991 #define MODE_PAGE_MEDIUM_TYPES            0x0B
 992 #define MODE_PAGE_NOTCH_PARTITION         0x0C
 993 #define MODE_PAGE_CD_AUDIO_CONTROL        0x0E
 994 #define MODE_PAGE_DATA_COMPRESS           0x0F
 995 #define MODE_PAGE_DEVICE_CONFIG           0x10
 996 #define MODE_PAGE_MEDIUM_PARTITION        0x11
 997 #define MODE_PAGE_CDVD_FEATURE_SET        0x18
 998 #define MODE_PAGE_POWER_CONDITION         0x1A
 999 #define MODE_PAGE_FAULT_REPORTING         0x1C
1000 #define MODE_PAGE_CDVD_INACTIVITY         0x1D
1001 #define MODE_PAGE_ELEMENT_ADDRESS         0x1D
1002 #define MODE_PAGE_TRANSPORT_GEOMETRY      0x1E
1003 #define MODE_PAGE_DEVICE_CAPABILITIES     0x1F
1004 #define MODE_PAGE_CAPABILITIES            0x2A
1005 #define MODE_SENSE_RETURN_ALL             0x3f
1006 #define MODE_SENSE_CURRENT_VALUES         0x00
1007 #define MODE_SENSE_CHANGEABLE_VALUES      0x40
1008 #define MODE_SENSE_DEFAULT_VAULES         0x80
1009 #define MODE_SENSE_SAVED_VALUES           0xc0
1010
1011 /* SCSI CDB operation codes */
1012 #define SCSIOP_TEST_UNIT_READY            0x00
1013 #define SCSIOP_REZERO_UNIT                0x01
1014 #define SCSIOP_REWIND                     0x01
1015 #define SCSIOP_REQUEST_BLOCK_ADDR         0x02
1016 #define SCSIOP_REQUEST_SENSE              0x03
1017 #define SCSIOP_FORMAT_UNIT                0x04
1018 #define SCSIOP_READ_BLOCK_LIMITS          0x05
1019 #define SCSIOP_REASSIGN_BLOCKS            0x07
1020 #define SCSIOP_INIT_ELEMENT_STATUS        0x07
1021 #define SCSIOP_READ6                      0x08
1022 #define SCSIOP_RECEIVE                    0x08
1023 #define SCSIOP_WRITE6                     0x0A
1024 #define SCSIOP_PRINT                      0x0A
1025 #define SCSIOP_SEND                       0x0A
1026 #define SCSIOP_SEEK6                      0x0B
1027 #define SCSIOP_TRACK_SELECT               0x0B
1028 #define SCSIOP_SLEW_PRINT                 0x0B
1029 #define SCSIOP_SEEK_BLOCK                 0x0C
1030 #define SCSIOP_PARTITION                  0x0D
1031 #define SCSIOP_READ_REVERSE               0x0F
1032 #define SCSIOP_WRITE_FILEMARKS            0x10
1033 #define SCSIOP_FLUSH_BUFFER               0x10
1034 #define SCSIOP_SPACE                      0x11
1035 #define SCSIOP_INQUIRY                    0x12
1036 #define SCSIOP_VERIFY6                    0x13
1037 #define SCSIOP_RECOVER_BUF_DATA           0x14
1038 #define SCSIOP_MODE_SELECT                0x15
1039 #define SCSIOP_RESERVE_UNIT               0x16
1040 #define SCSIOP_RELEASE_UNIT               0x17
1041 #define SCSIOP_COPY                       0x18
1042 #define SCSIOP_ERASE                      0x19
1043 #define SCSIOP_MODE_SENSE                 0x1A
1044 #define SCSIOP_START_STOP_UNIT            0x1B
1045 #define SCSIOP_STOP_PRINT                 0x1B
1046 #define SCSIOP_LOAD_UNLOAD                0x1B
1047 #define SCSIOP_RECEIVE_DIAGNOSTIC         0x1C
1048 #define SCSIOP_SEND_DIAGNOSTIC            0x1D
1049 #define SCSIOP_MEDIUM_REMOVAL             0x1E
1050
1051 #define SCSIOP_READ_FORMATTED_CAPACITY    0x23
1052 #define SCSIOP_READ_CAPACITY              0x25
1053 #define SCSIOP_READ                       0x28
1054 #define SCSIOP_WRITE                      0x2A
1055 #define SCSIOP_SEEK                       0x2B
1056 #define SCSIOP_LOCATE                     0x2B
1057 #define SCSIOP_POSITION_TO_ELEMENT        0x2B
1058 #define SCSIOP_WRITE_VERIFY               0x2E
1059 #define SCSIOP_VERIFY                     0x2F
1060 #define SCSIOP_SEARCH_DATA_HIGH           0x30
1061 #define SCSIOP_SEARCH_DATA_EQUAL          0x31
1062 #define SCSIOP_SEARCH_DATA_LOW            0x32
1063 #define SCSIOP_SET_LIMITS                 0x33
1064 #define SCSIOP_READ_POSITION              0x34
1065 #define SCSIOP_SYNCHRONIZE_CACHE          0x35
1066 #define SCSIOP_COMPARE                    0x39
1067 #define SCSIOP_COPY_COMPARE               0x3A
1068 #define SCSIOP_WRITE_DATA_BUFF            0x3B
1069 #define SCSIOP_READ_DATA_BUFF             0x3C
1070 #define SCSIOP_CHANGE_DEFINITION          0x40
1071 #define SCSIOP_READ_SUB_CHANNEL           0x42
1072 #define SCSIOP_READ_TOC                   0x43
1073 #define SCSIOP_READ_HEADER                0x44
1074 #define SCSIOP_PLAY_AUDIO                 0x45
1075 #define SCSIOP_GET_CONFIGURATION          0x46
1076 #define SCSIOP_PLAY_AUDIO_MSF             0x47
1077 #define SCSIOP_PLAY_TRACK_INDEX           0x48
1078 #define SCSIOP_PLAY_TRACK_RELATIVE        0x49
1079 #define SCSIOP_GET_EVENT_STATUS           0x4A
1080 #define SCSIOP_PAUSE_RESUME               0x4B
1081 #define SCSIOP_LOG_SELECT                 0x4C
1082 #define SCSIOP_LOG_SENSE                  0x4D
1083 #define SCSIOP_STOP_PLAY_SCAN             0x4E
1084 #define SCSIOP_READ_DISK_INFORMATION      0x51
1085 #define SCSIOP_READ_TRACK_INFORMATION     0x52
1086 #define SCSIOP_RESERVE_TRACK_RZONE        0x53
1087 #define SCSIOP_SEND_OPC_INFORMATION       0x54
1088 #define SCSIOP_MODE_SELECT10              0x55
1089 #define SCSIOP_MODE_SENSE10               0x5A
1090 #define SCSIOP_CLOSE_TRACK_SESSION        0x5B
1091 #define SCSIOP_READ_BUFFER_CAPACITY       0x5C
1092 #define SCSIOP_SEND_CUE_SHEET             0x5D
1093 #define SCSIOP_PERSISTENT_RESERVE_IN      0x5E
1094 #define SCSIOP_PERSISTENT_RESERVE_OUT     0x5F
1095
1096 #define SCSIOP_REPORT_LUNS                0xA0
1097 #define SCSIOP_BLANK                      0xA1
1098 #define SCSIOP_SEND_KEY                   0xA3
1099 #define SCSIOP_REPORT_KEY                 0xA4
1100 #define SCSIOP_MOVE_MEDIUM                0xA5
1101 #define SCSIOP_LOAD_UNLOAD_SLOT           0xA6
1102 #define SCSIOP_EXCHANGE_MEDIUM            0xA6
1103 #define SCSIOP_SET_READ_AHEAD             0xA7
1104 #define SCSIOP_READ_DVD_STRUCTURE         0xAD
1105 #define SCSIOP_REQUEST_VOL_ELEMENT        0xB5
1106 #define SCSIOP_SEND_VOLUME_TAG            0xB6
1107 #define SCSIOP_READ_ELEMENT_STATUS        0xB8
1108 #define SCSIOP_READ_CD_MSF                0xB9
1109 #define SCSIOP_SCAN_CD                    0xBA
1110 #define SCSIOP_SET_CD_SPEED               0xBB
1111 #define SCSIOP_PLAY_CD                    0xBC
1112 #define SCSIOP_MECHANISM_STATUS           0xBD
1113 #define SCSIOP_READ_CD                    0xBE
1114 #define SCSIOP_SEND_DVD_STRUCTURE         0xBF
1115 #define SCSIOP_INIT_ELEMENT_RANGE         0xE7
1116
1117 #define SCSIOP_DENON_EJECT_DISC           0xE6
1118 #define SCSIOP_DENON_STOP_AUDIO           0xE7
1119 #define SCSIOP_DENON_PLAY_AUDIO           0xE8
1120 #define SCSIOP_DENON_READ_TOC             0xE9
1121 #define SCSIOP_DENON_READ_SUBCODE         0xEB
1122
1123 #define SCSIMESS_MODIFY_DATA_POINTER      0x00
1124 #define SCSIMESS_SYNCHRONOUS_DATA_REQ     0x01
1125 #define SCSIMESS_WIDE_DATA_REQUEST        0x03
1126
1127 #define SCSIMESS_MODIFY_DATA_LENGTH       5
1128 #define SCSIMESS_SYNCH_DATA_LENGTH        3
1129 #define SCSIMESS_WIDE_DATA_LENGTH         2
1130
1131 #define SCSIMESS_ABORT                    0x06
1132 #define SCSIMESS_ABORT_WITH_TAG           0x0D
1133 #define SCSIMESS_BUS_DEVICE_RESET         0x0C
1134 #define SCSIMESS_CLEAR_QUEUE              0x0E
1135 #define SCSIMESS_COMMAND_COMPLETE         0x00
1136 #define SCSIMESS_DISCONNECT               0x04
1137 #define SCSIMESS_EXTENDED_MESSAGE         0x01
1138 #define SCSIMESS_IDENTIFY                 0x80
1139 #define SCSIMESS_IDENTIFY_WITH_DISCON     0xC0
1140 #define SCSIMESS_IGNORE_WIDE_RESIDUE      0x23
1141 #define SCSIMESS_INITIATE_RECOVERY        0x0F
1142 #define SCSIMESS_INIT_DETECTED_ERROR      0x05
1143 #define SCSIMESS_LINK_CMD_COMP            0x0A
1144 #define SCSIMESS_LINK_CMD_COMP_W_FLAG     0x0B
1145 #define SCSIMESS_MESS_PARITY_ERROR        0x09
1146 #define SCSIMESS_MESSAGE_REJECT           0x07
1147 #define SCSIMESS_NO_OPERATION             0x08
1148 #define SCSIMESS_HEAD_OF_QUEUE_TAG        0x21
1149 #define SCSIMESS_ORDERED_QUEUE_TAG        0x22
1150 #define SCSIMESS_SIMPLE_QUEUE_TAG         0x20
1151 #define SCSIMESS_RELEASE_RECOVERY         0x10
1152 #define SCSIMESS_RESTORE_POINTERS         0x03
1153 #define SCSIMESS_SAVE_DATA_POINTER        0x02
1154 #define SCSIMESS_TERMINATE_IO_PROCESS     0x11
1155
1156 #define CDB_FORCE_MEDIA_ACCESS            0x08
1157
1158 #define CDB_RETURN_ON_COMPLETION          0
1159 #define CDB_RETURN_IMMEDIATE              1
1160
1161 #define CDB_INQUIRY_EVPD                  0x01
1162
1163 #define LUN0_FORMAT_SAVING_DEFECT_LIST    0
1164 #define USE_DEFAULTMSB                    0
1165 #define USE_DEFAULTLSB                    0
1166
1167 #define START_UNIT_CODE                   0x01
1168 #define STOP_UNIT_CODE                    0x00
1169
1170 typedef struct _SENSE_DATA {
1171   UCHAR  ErrorCode : 7;
1172   UCHAR  Valid : 1;
1173   UCHAR  SegmentNumber;
1174   UCHAR  SenseKey : 4;
1175   UCHAR  Reserved : 1;
1176   UCHAR  IncorrectLength : 1;
1177   UCHAR  EndOfMedia : 1;
1178   UCHAR  FileMark : 1;
1179   UCHAR  Information[4];
1180   UCHAR  AdditionalSenseLength;
1181   UCHAR  CommandSpecificInformation[4];
1182   UCHAR  AdditionalSenseCode;
1183   UCHAR  AdditionalSenseCodeQualifier;
1184   UCHAR  FieldReplaceableUnitCode;
1185   UCHAR  SenseKeySpecific[3];
1186 } SENSE_DATA, *PSENSE_DATA;
1187
1188 #define SENSE_BUFFER_SIZE                 18
1189
1190 /* Sense codes */
1191 #define SCSI_SENSE_NO_SENSE               0x00
1192 #define SCSI_SENSE_RECOVERED_ERROR        0x01
1193 #define SCSI_SENSE_NOT_READY              0x02
1194 #define SCSI_SENSE_MEDIUM_ERROR           0x03
1195 #define SCSI_SENSE_HARDWARE_ERROR         0x04
1196 #define SCSI_SENSE_ILLEGAL_REQUEST        0x05
1197 #define SCSI_SENSE_UNIT_ATTENTION         0x06
1198 #define SCSI_SENSE_DATA_PROTECT           0x07
1199 #define SCSI_SENSE_BLANK_CHECK            0x08
1200 #define SCSI_SENSE_UNIQUE                 0x09
1201 #define SCSI_SENSE_COPY_ABORTED           0x0A
1202 #define SCSI_SENSE_ABORTED_COMMAND        0x0B
1203 #define SCSI_SENSE_EQUAL                  0x0C
1204 #define SCSI_SENSE_VOL_OVERFLOW           0x0D
1205 #define SCSI_SENSE_MISCOMPARE             0x0E
1206 #define SCSI_SENSE_RESERVED               0x0F
1207
1208 /* Additional tape bit */
1209 #define SCSI_ILLEGAL_LENGTH               0x20
1210 #define SCSI_EOM                          0x40
1211 #define SCSI_FILE_MARK                    0x80
1212
1213 /* Additional Sense codes */
1214 #define SCSI_ADSENSE_NO_SENSE                              0x00
1215 #define SCSI_ADSENSE_NO_SEEK_COMPLETE                      0x02
1216 #define SCSI_ADSENSE_LUN_NOT_READY                         0x04
1217 #define SCSI_ADSENSE_WRITE_ERROR                           0x0C
1218 #define SCSI_ADSENSE_TRACK_ERROR                           0x14
1219 #define SCSI_ADSENSE_SEEK_ERROR                            0x15
1220 #define SCSI_ADSENSE_REC_DATA_NOECC                        0x17
1221 #define SCSI_ADSENSE_REC_DATA_ECC                          0x18
1222 #define SCSI_ADSENSE_ILLEGAL_COMMAND                       0x20
1223 #define SCSI_ADSENSE_ILLEGAL_BLOCK                         0x21
1224 #define SCSI_ADSENSE_INVALID_CDB                           0x24
1225 #define SCSI_ADSENSE_INVALID_LUN                           0x25
1226 #define SCSI_ADSENSE_WRITE_PROTECT                         0x27
1227 #define SCSI_ADSENSE_MEDIUM_CHANGED                        0x28
1228 #define SCSI_ADSENSE_BUS_RESET                             0x29
1229 #define SCSI_ADSENSE_INSUFFICIENT_TIME_FOR_OPERATION       0x2E
1230 #define SCSI_ADSENSE_INVALID_MEDIA                         0x30
1231 #define SCSI_ADSENSE_NO_MEDIA_IN_DEVICE                    0x3a
1232 #define SCSI_ADSENSE_POSITION_ERROR                        0x3b
1233 #define SCSI_ADSENSE_OPERATOR_REQUEST                      0x5a
1234 #define SCSI_ADSENSE_FAILURE_PREDICTION_THRESHOLD_EXCEEDED 0x5d
1235 #define SCSI_ADSENSE_ILLEGAL_MODE_FOR_THIS_TRACK           0x64
1236 #define SCSI_ADSENSE_COPY_PROTECTION_FAILURE               0x6f
1237 #define SCSI_ADSENSE_POWER_CALIBRATION_ERROR               0x73
1238 #define SCSI_ADSENSE_VENDOR_UNIQUE                         0x80
1239 #define SCSI_ADSENSE_MUSIC_AREA                            0xA0
1240 #define SCSI_ADSENSE_DATA_AREA                             0xA1
1241 #define SCSI_ADSENSE_VOLUME_OVERFLOW                       0xA7
1242
1243 #define SCSI_SENSEQ_CAUSE_NOT_REPORTABLE                   0x00
1244 #define SCSI_SENSEQ_BECOMING_READY                         0x01
1245 #define SCSI_SENSEQ_INIT_COMMAND_REQUIRED                  0x02
1246 #define SCSI_SENSEQ_MANUAL_INTERVENTION_REQUIRED           0x03
1247 #define SCSI_SENSEQ_FORMAT_IN_PROGRESS                     0x04
1248 #define SCSI_SENSEQ_REBUILD_IN_PROGRESS                    0x05
1249 #define SCSI_SENSEQ_RECALCULATION_IN_PROGRESS              0x06
1250 #define SCSI_SENSEQ_OPERATION_IN_PROGRESS                  0x07
1251 #define SCSI_SENSEQ_LONG_WRITE_IN_PROGRESS                 0x08
1252 #define SCSI_SENSEQ_LOSS_OF_STREAMING                      0x09
1253 #define SCSI_SENSEQ_PADDING_BLOCKS_ADDED                   0x0A
1254
1255
1256 #define FILE_DEVICE_SCSI 0x0000001b
1257
1258 #define IOCTL_SCSI_EXECUTE_IN ((FILE_DEVICE_SCSI << 16) + 0x0011)
1259 #define IOCTL_SCSI_EXECUTE_OUT ((FILE_DEVICE_SCSI << 16) + 0x0012)
1260 #define IOCTL_SCSI_EXECUTE_NONE ((FILE_DEVICE_SCSI << 16) + 0x0013)
1261
1262 /* SMART support in ATAPI */
1263 #define IOCTL_SCSI_MINIPORT_SMART_VERSION               ((FILE_DEVICE_SCSI << 16) + 0x0500)
1264 #define IOCTL_SCSI_MINIPORT_IDENTIFY                    ((FILE_DEVICE_SCSI << 16) + 0x0501)
1265 #define IOCTL_SCSI_MINIPORT_READ_SMART_ATTRIBS          ((FILE_DEVICE_SCSI << 16) + 0x0502)
1266 #define IOCTL_SCSI_MINIPORT_READ_SMART_THRESHOLDS       ((FILE_DEVICE_SCSI << 16) + 0x0503)
1267 #define IOCTL_SCSI_MINIPORT_ENABLE_SMART                ((FILE_DEVICE_SCSI << 16) + 0x0504)
1268 #define IOCTL_SCSI_MINIPORT_DISABLE_SMART               ((FILE_DEVICE_SCSI << 16) + 0x0505)
1269 #define IOCTL_SCSI_MINIPORT_RETURN_STATUS               ((FILE_DEVICE_SCSI << 16) + 0x0506)
1270 #define IOCTL_SCSI_MINIPORT_ENABLE_DISABLE_AUTOSAVE     ((FILE_DEVICE_SCSI << 16) + 0x0507)
1271 #define IOCTL_SCSI_MINIPORT_SAVE_ATTRIBUTE_VALUES       ((FILE_DEVICE_SCSI << 16) + 0x0508)
1272 #define IOCTL_SCSI_MINIPORT_EXECUTE_OFFLINE_DIAGS       ((FILE_DEVICE_SCSI << 16) + 0x0509)
1273 #define IOCTL_SCSI_MINIPORT_ENABLE_DISABLE_AUTO_OFFLINE ((FILE_DEVICE_SCSI << 16) + 0x050a)
1274 #define IOCTL_SCSI_MINIPORT_READ_SMART_LOG              ((FILE_DEVICE_SCSI << 16) + 0x050b)
1275 #define IOCTL_SCSI_MINIPORT_WRITE_SMART_LOG             ((FILE_DEVICE_SCSI << 16) + 0x050c)
1276
1277 /* CLUSTER support */
1278 #define IOCTL_SCSI_MINIPORT_NOT_QUORUM_CAPABLE  ((FILE_DEVICE_SCSI << 16) + 0x0520)
1279 #define IOCTL_SCSI_MINIPORT_NOT_CLUSTER_CAPABLE ((FILE_DEVICE_SCSI << 16) + 0x0521)
1280
1281 /* Read Capacity Data. Returned in Big Endian format */
1282 typedef struct _READ_CAPACITY_DATA {
1283   ULONG  LogicalBlockAddress;
1284   ULONG  BytesPerBlock;
1285 } READ_CAPACITY_DATA, *PREAD_CAPACITY_DATA;
1286
1287 /* Read Block Limits Data. Returned in Big Endian format */
1288 typedef struct _READ_BLOCK_LIMITS {
1289   UCHAR  Reserved;
1290   UCHAR  BlockMaximumSize[3];
1291   UCHAR  BlockMinimumSize[2];
1292 } READ_BLOCK_LIMITS_DATA, *PREAD_BLOCK_LIMITS_DATA;
1293
1294 #define MODE_BLOCK_DESC_LENGTH        8
1295 #define MODE_HEADER_LENGTH            4
1296 #define MODE_HEADER_LENGTH10          8
1297
1298 typedef struct _MODE_PARAMETER_HEADER {
1299   UCHAR  ModeDataLength;
1300   UCHAR  MediumType;
1301   UCHAR  DeviceSpecificParameter;
1302   UCHAR  BlockDescriptorLength;
1303 } MODE_PARAMETER_HEADER, *PMODE_PARAMETER_HEADER;
1304
1305 typedef struct _MODE_PARAMETER_HEADER10 {
1306   UCHAR  ModeDataLength[2];
1307   UCHAR  MediumType;
1308   UCHAR  DeviceSpecificParameter;
1309   UCHAR  Reserved[2];
1310   UCHAR  BlockDescriptorLength[2];
1311 } MODE_PARAMETER_HEADER10, *PMODE_PARAMETER_HEADER10;
1312
1313 #define MODE_FD_SINGLE_SIDE               0x01
1314 #define MODE_FD_DOUBLE_SIDE               0x02
1315 #define MODE_FD_MAXIMUM_TYPE              0x1E
1316 #define MODE_DSP_FUA_SUPPORTED            0x10
1317 #define MODE_DSP_WRITE_PROTECT            0x80
1318
1319 typedef struct _MODE_PARAMETER_BLOCK {
1320   UCHAR  DensityCode;
1321   UCHAR  NumberOfBlocks[3];
1322   UCHAR  Reserved;
1323   UCHAR  BlockLength[3];
1324 } MODE_PARAMETER_BLOCK, *PMODE_PARAMETER_BLOCK;
1325
1326 typedef struct _MODE_DISCONNECT_PAGE {
1327   UCHAR  PageCode : 6;
1328   UCHAR  Reserved : 1;
1329   UCHAR  PageSavable : 1;
1330   UCHAR  PageLength;
1331   UCHAR  BufferFullRatio;
1332   UCHAR  BufferEmptyRatio;
1333   UCHAR  BusInactivityLimit[2];
1334   UCHAR  BusDisconnectTime[2];
1335   UCHAR  BusConnectTime[2];
1336   UCHAR  MaximumBurstSize[2];
1337   UCHAR  DataTransferDisconnect : 2;
1338   UCHAR  Reserved2[3];
1339 } MODE_DISCONNECT_PAGE, *PMODE_DISCONNECT_PAGE;
1340
1341 typedef struct _MODE_CACHING_PAGE {
1342   UCHAR  PageCode : 6;
1343   UCHAR  Reserved : 1;
1344   UCHAR  PageSavable : 1;
1345   UCHAR  PageLength;
1346   UCHAR  ReadDisableCache : 1;
1347   UCHAR  MultiplicationFactor : 1;
1348   UCHAR  WriteCacheEnable : 1;
1349   UCHAR  Reserved2 : 5;
1350   UCHAR  WriteRetensionPriority : 4;
1351   UCHAR  ReadRetensionPriority : 4;
1352   UCHAR  DisablePrefetchTransfer[2];
1353   UCHAR  MinimumPrefetch[2];
1354   UCHAR  MaximumPrefetch[2];
1355   UCHAR  MaximumPrefetchCeiling[2];
1356 } MODE_CACHING_PAGE, *PMODE_CACHING_PAGE;
1357
1358 typedef struct _MODE_CDROM_WRITE_PARAMETERS_PAGE {
1359   UCHAR  PageLength;
1360   UCHAR  WriteType : 4;
1361   UCHAR  TestWrite : 1;
1362   UCHAR  LinkSizeValid : 1;
1363   UCHAR  BufferUnderrunFreeEnabled : 1;
1364   UCHAR  Reserved2 : 1;
1365   UCHAR  TrackMode : 4;
1366   UCHAR  Copy : 1;
1367   UCHAR  FixedPacket : 1;
1368   UCHAR  MultiSession : 2;
1369   UCHAR  DataBlockType : 4;
1370   UCHAR  Reserved3 : 4;
1371   UCHAR  LinkSize;
1372   UCHAR  Reserved4;
1373   UCHAR  HostApplicationCode : 6;
1374   UCHAR  Reserved5 : 2;
1375   UCHAR  SessionFormat;
1376   UCHAR  Reserved6;
1377   UCHAR  PacketSize[4];
1378   UCHAR  AudioPauseLength[2];
1379   UCHAR  Reserved7 : 7;
1380   UCHAR  MediaCatalogNumberValid : 1;
1381   UCHAR  MediaCatalogNumber[13];
1382   UCHAR  MediaCatalogNumberZero;
1383   UCHAR  MediaCatalogNumberAFrame;
1384   UCHAR  Reserved8 : 7;
1385   UCHAR  ISRCValid : 1;
1386   UCHAR  ISRCCountry[2];
1387   UCHAR  ISRCOwner[3];
1388   UCHAR  ISRCRecordingYear[2];
1389   UCHAR  ISRCSerialNumber[5];
1390   UCHAR  ISRCZero;
1391   UCHAR  ISRCAFrame;
1392   UCHAR  ISRCReserved;
1393   UCHAR  SubHeaderData[4];
1394 } MODE_CDROM_WRITE_PARAMETERS_PAGE, *PMODE_CDROM_WRITE_PARAMETERS_PAGE;
1395
1396 typedef struct _MODE_FLEXIBLE_DISK_PAGE {
1397   UCHAR  PageCode : 6;
1398   UCHAR  Reserved : 1;
1399   UCHAR  PageSavable : 1;
1400   UCHAR  PageLength;
1401   UCHAR  TransferRate[2];
1402   UCHAR  NumberOfHeads;
1403   UCHAR  SectorsPerTrack;
1404   UCHAR  BytesPerSector[2];
1405   UCHAR  NumberOfCylinders[2];
1406   UCHAR  StartWritePrecom[2];
1407   UCHAR  StartReducedCurrent[2];
1408   UCHAR  StepRate[2];
1409   UCHAR  StepPluseWidth;
1410   UCHAR  HeadSettleDelay[2];
1411   UCHAR  MotorOnDelay;
1412   UCHAR  MotorOffDelay;
1413   UCHAR  Reserved2 : 5;
1414   UCHAR  MotorOnAsserted : 1;
1415   UCHAR  StartSectorNumber : 1;
1416   UCHAR  TrueReadySignal : 1;
1417   UCHAR  StepPlusePerCyclynder : 4;
1418   UCHAR  Reserved3 : 4;
1419   UCHAR  WriteCompenstation;
1420   UCHAR  HeadLoadDelay;
1421   UCHAR  HeadUnloadDelay;
1422   UCHAR  Pin2Usage : 4;
1423   UCHAR  Pin34Usage : 4;
1424   UCHAR  Pin1Usage : 4;
1425   UCHAR  Pin4Usage : 4;
1426   UCHAR  MediumRotationRate[2];
1427   UCHAR  Reserved4[2];
1428 } MODE_FLEXIBLE_DISK_PAGE, *PMODE_FLEXIBLE_DISK_PAGE;
1429
1430 typedef struct _MODE_FORMAT_PAGE {
1431   UCHAR  PageCode : 6;
1432   UCHAR  Reserved : 1;
1433   UCHAR  PageSavable : 1;
1434   UCHAR  PageLength;
1435   UCHAR  TracksPerZone[2];
1436   UCHAR  AlternateSectorsPerZone[2];
1437   UCHAR  AlternateTracksPerZone[2];
1438   UCHAR  AlternateTracksPerLogicalUnit[2];
1439   UCHAR  SectorsPerTrack[2];
1440   UCHAR  BytesPerPhysicalSector[2];
1441   UCHAR  Interleave[2];
1442   UCHAR  TrackSkewFactor[2];
1443   UCHAR  CylinderSkewFactor[2];
1444   UCHAR  Reserved2 : 4;
1445   UCHAR  SurfaceFirst : 1;
1446   UCHAR  RemovableMedia : 1;
1447   UCHAR  HardSectorFormating : 1;
1448   UCHAR  SoftSectorFormating : 1;
1449   UCHAR  Reserved3[3];
1450 } MODE_FORMAT_PAGE, *PMODE_FORMAT_PAGE;
1451
1452 typedef struct _MODE_RIGID_GEOMETRY_PAGE {
1453   UCHAR  PageCode : 6;
1454   UCHAR  Reserved : 1;
1455   UCHAR  PageSavable : 1;
1456   UCHAR  PageLength;
1457   UCHAR  NumberOfCylinders[3];
1458   UCHAR  NumberOfHeads;
1459   UCHAR  StartWritePrecom[3];
1460   UCHAR  StartReducedCurrent[3];
1461   UCHAR  DriveStepRate[2];
1462   UCHAR  LandZoneCyclinder[3];
1463   UCHAR  RotationalPositionLock : 2;
1464   UCHAR  Reserved2 : 6;
1465   UCHAR  RotationOffset;
1466   UCHAR  Reserved3;
1467   UCHAR  RoataionRate[2];
1468   UCHAR  Reserved4[2];
1469 } MODE_RIGID_GEOMETRY_PAGE, *PMODE_RIGID_GEOMETRY_PAGE;
1470
1471 typedef struct _MODE_READ_WRITE_RECOVERY_PAGE {
1472   UCHAR  PageCode : 6;
1473   UCHAR  Reserved1 : 1;
1474   UCHAR  PSBit : 1;
1475   UCHAR  PageLength;
1476   UCHAR  DCRBit : 1;
1477   UCHAR  DTEBit : 1;
1478   UCHAR  PERBit : 1;
1479   UCHAR  EERBit : 1;
1480   UCHAR  RCBit : 1;
1481   UCHAR  TBBit : 1;
1482   UCHAR  ARRE : 1;
1483   UCHAR  AWRE : 1;
1484   UCHAR  ReadRetryCount;
1485   UCHAR  Reserved4[4];
1486   UCHAR  WriteRetryCount;
1487   UCHAR  Reserved5[3];
1488 } MODE_READ_WRITE_RECOVERY_PAGE, *PMODE_READ_WRITE_RECOVERY_PAGE;
1489
1490 typedef struct _MODE_READ_RECOVERY_PAGE {
1491   UCHAR  PageCode : 6;
1492   UCHAR  Reserved1 : 1;
1493   UCHAR  PSBit : 1;
1494   UCHAR  PageLength;
1495   UCHAR  DCRBit : 1;
1496   UCHAR  DTEBit : 1;
1497   UCHAR  PERBit : 1;
1498   UCHAR  Reserved2 : 1;
1499   UCHAR  RCBit : 1;
1500   UCHAR  TBBit : 1;
1501   UCHAR  Reserved3 : 2;
1502   UCHAR  ReadRetryCount;
1503   UCHAR  Reserved4[4];
1504 } MODE_READ_RECOVERY_PAGE, *PMODE_READ_RECOVERY_PAGE;
1505
1506 typedef struct _MODE_INFO_EXCEPTIONS {
1507   UCHAR  PageCode : 6;
1508   UCHAR  Reserved1 : 1;
1509   UCHAR  PSBit : 1;
1510   UCHAR  PageLength;
1511   _ANONYMOUS_UNION union {
1512     UCHAR  Flags;
1513     _ANONYMOUS_STRUCT struct {
1514       UCHAR  LogErr : 1;
1515       UCHAR  Reserved2 : 1;
1516       UCHAR  Test : 1;
1517       UCHAR  Dexcpt : 1;
1518       UCHAR  Reserved3 : 3;
1519       UCHAR  Perf : 1;
1520     } DUMMYSTRUCTNAME;
1521   } DUMMYUNIONNAME;
1522   UCHAR  ReportMethod : 4;
1523   UCHAR  Reserved4 : 4;
1524   UCHAR  IntervalTimer[4];
1525   UCHAR  ReportCount[4];
1526 } MODE_INFO_EXCEPTIONS, *PMODE_INFO_EXCEPTIONS;
1527
1528 /* CDROM audio control */
1529 #define CDB_AUDIO_PAUSE                   0x00
1530 #define CDB_AUDIO_RESUME                  0x01
1531 #define CDB_DEVICE_START                  0x11
1532 #define CDB_DEVICE_STOP                   0x10
1533 #define CDB_EJECT_MEDIA                   0x10
1534 #define CDB_LOAD_MEDIA                    0x01
1535 #define CDB_SUBCHANNEL_HEADER             0x00
1536 #define CDB_SUBCHANNEL_BLOCK              0x01
1537
1538 #define CDROM_AUDIO_CONTROL_PAGE          0x0E
1539 #define MODE_SELECT_IMMEDIATE             0x04
1540 #define MODE_SELECT_PFBIT                 0x10
1541
1542 #define CDB_USE_MSF                       0x01
1543
1544 typedef struct _PORT_OUTPUT {
1545   UCHAR  ChannelSelection;
1546   UCHAR  Volume;
1547 } PORT_OUTPUT, *PPORT_OUTPUT;
1548
1549 typedef struct _AUDIO_OUTPUT {
1550   UCHAR  CodePage;
1551   UCHAR  ParameterLength;
1552   UCHAR  Immediate;
1553   UCHAR  Reserved[2];
1554   UCHAR  LbaFormat;
1555   UCHAR  LogicalBlocksPerSecond[2];
1556   PORT_OUTPUT  PortOutput[4];
1557 } AUDIO_OUTPUT, *PAUDIO_OUTPUT;
1558
1559 /* Multisession CDROMs */
1560 #define GET_LAST_SESSION 0x01
1561 #define GET_SESSION_DATA 0x02;
1562
1563 /* Atapi 2.5 changers */
1564 typedef struct _MECHANICAL_STATUS_INFORMATION_HEADER {
1565   UCHAR  CurrentSlot : 5;
1566   UCHAR  ChangerState : 2;
1567   UCHAR  Fault : 1;
1568   UCHAR  Reserved : 5;
1569   UCHAR  MechanismState : 3;
1570   UCHAR  CurrentLogicalBlockAddress[3];
1571   UCHAR  NumberAvailableSlots;
1572   UCHAR  SlotTableLength[2];
1573 } MECHANICAL_STATUS_INFORMATION_HEADER, *PMECHANICAL_STATUS_INFORMATION_HEADER;
1574
1575 typedef struct _SLOT_TABLE_INFORMATION {
1576   UCHAR  DiscChanged : 1;
1577   UCHAR  Reserved : 6;
1578   UCHAR  DiscPresent : 1;
1579   UCHAR  Reserved2[3];
1580 } SLOT_TABLE_INFORMATION, *PSLOT_TABLE_INFORMATION;
1581
1582 typedef struct _MECHANICAL_STATUS {
1583   MECHANICAL_STATUS_INFORMATION_HEADER  MechanicalStatusHeader;
1584   SLOT_TABLE_INFORMATION  SlotTableInfo[1];
1585 } MECHANICAL_STATUS, *PMECHANICAL_STATUS;
1586
1587
1588 /* Tape definitions */
1589 typedef struct _TAPE_POSITION_DATA {
1590         UCHAR  Reserved1 : 2;
1591         UCHAR  BlockPositionUnsupported : 1;
1592         UCHAR  Reserved2 : 3;
1593         UCHAR  EndOfPartition : 1;
1594         UCHAR  BeginningOfPartition : 1;
1595         UCHAR  PartitionNumber;
1596         USHORT  Reserved3;
1597         UCHAR  FirstBlock[4];
1598         UCHAR  LastBlock[4];
1599         UCHAR  Reserved4;
1600         UCHAR  NumberOfBlocks[3];
1601         UCHAR  NumberOfBytes[4];
1602 } TAPE_POSITION_DATA, *PTAPE_POSITION_DATA;
1603
1604 /* This structure is used to convert little endian ULONGs
1605    to SCSI CDB big endians values. */
1606 typedef union _EIGHT_BYTE {
1607   _ANONYMOUS_STRUCT struct {
1608     UCHAR  Byte0;
1609     UCHAR  Byte1;
1610     UCHAR  Byte2;
1611     UCHAR  Byte3;
1612     UCHAR  Byte4;
1613     UCHAR  Byte5;
1614     UCHAR  Byte6;
1615     UCHAR  Byte7;
1616   } DUMMYSTRUCTNAME;
1617   ULONGLONG  AsULongLong;
1618 } EIGHT_BYTE, *PEIGHT_BYTE;
1619
1620 typedef union _FOUR_BYTE {
1621   _ANONYMOUS_STRUCT struct {
1622     UCHAR  Byte0;
1623     UCHAR  Byte1;
1624     UCHAR  Byte2;
1625     UCHAR  Byte3;
1626   } DUMMYSTRUCTNAME;
1627   ULONG  AsULong;
1628 } FOUR_BYTE, *PFOUR_BYTE;
1629
1630 typedef union _TWO_BYTE {
1631   _ANONYMOUS_STRUCT struct {
1632     UCHAR  Byte0;
1633     UCHAR  Byte1;
1634   } DUMMYSTRUCTNAME;
1635   USHORT  AsUShort;
1636 } TWO_BYTE, *PTWO_BYTE;
1637
1638 /* Byte reversing macro for converting between
1639    big- and little-endian formats */
1640 #define REVERSE_BYTES_QUAD(Destination, Source) { \
1641     PEIGHT_BYTE _val1 = (PEIGHT_BYTE)(Destination); \
1642     PEIGHT_BYTE _val2 = (PEIGHT_BYTE)(Source); \
1643     _val1->Byte7 = _val2->Byte0; \
1644     _val1->Byte6 = _val2->Byte1; \
1645     _val1->Byte5 = _val2->Byte2; \
1646     _val1->Byte4 = _val2->Byte3; \
1647     _val1->Byte3 = _val2->Byte4; \
1648     _val1->Byte2 = _val2->Byte5; \
1649     _val1->Byte1 = _val2->Byte6; \
1650     _val1->Byte0 = _val2->Byte7; \
1651 }
1652
1653 #define REVERSE_BYTES(Destination, Source) { \
1654     PFOUR_BYTE _val1 = (PFOUR_BYTE)(Destination); \
1655     PFOUR_BYTE _val2 = (PFOUR_BYTE)(Source); \
1656     _val1->Byte3 = _val2->Byte0; \
1657     _val1->Byte2 = _val2->Byte1; \
1658     _val1->Byte1 = _val2->Byte2; \
1659     _val1->Byte0 = _val2->Byte3; \
1660 }
1661
1662 #define REVERSE_BYTES_SHORT(Destination, Source) { \
1663   PTWO_BYTE _val1 = (PTWO_BYTE)(Destination); \
1664   PTWO_BYTE _val2 = (PTWO_BYTE)(Source); \
1665   _val1->Byte1 = _val2->Byte0; \
1666   _val1->Byte0 = _val2->Byte1; \
1667 }
1668
1669 #define REVERSE_SHORT(Short) { \
1670   UCHAR _val; \
1671   PTWO_BYTE _val2 = (PTWO_BYTE)(Short); \
1672   _val = _val2->Byte0; \
1673   _val2->Byte0 = _val2->Byte1; \
1674   _val2->Byte1 = _val; \
1675 }
1676
1677 #define REVERSE_LONG(Long) { \
1678   UCHAR _val; \
1679   PFOUR_BYTE _val2 = (PFOUR_BYTE)(Long); \
1680   _val = _val2->Byte3; \
1681   _val2->Byte3 = _val2->Byte0; \
1682   _val2->Byte0 = _val; \
1683   _val = _val2->Byte2; \
1684   _val2->Byte2 = _val2->Byte1; \
1685   _val2->Byte1 = _val; \
1686 }
1687
1688 #define WHICH_BIT(Data, Bit) { \
1689   UCHAR _val; \
1690   for (_val = 0; _val < 32; _val++) { \
1691     if (((Data) >> _val) == 1) { \
1692       break; \
1693     } \
1694   } \
1695   ASSERT(_val != 32); \
1696   (Bit) = _val; \
1697 }
1698
1699 #ifdef __cplusplus
1700 }
1701 #endif
1702
1703 #endif /* _NTSCSI_ */