309 lines
11 KiB
C
309 lines
11 KiB
C
/*
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* CiderPress
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* Copyright (C) 2007 by faddenSoft, LLC. All Rights Reserved.
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* See the file LICENSE for distribution terms.
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*/
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/*
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* Definitions for SCSI (Small Computer System Interface).
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*
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* These structures and defines are passed to the SCSI driver, so they work
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* equally well for ASPI and SPTI
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*
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* Consult the SCSI-2 and MMC-2 specifications for details.
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*/
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#ifndef DISKIMG_SCSIDEFS_H
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#define DISKIMG_SCSIDEFS_H
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/*
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* SCSI-2 operation codes.
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*/
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typedef enum {
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kScsiOpTestUnitReady = 0x00,
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kScsiOpRezeroUnit = 0x01,
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kScsiOpRewind = 0x01,
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kScsiOpRequestBlockAddr = 0x02,
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kScsiOpRequestSense = 0x03,
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kScsiOpFormatUnit = 0x04,
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kScsiOpReadBlockLimits = 0x05,
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kScsiOpReassignBlocks = 0x07,
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kScsiOpRead6 = 0x08,
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kScsiOpReceive = 0x08,
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kScsiOpWrite6 = 0x0a,
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kScsiOpPrint = 0x0a,
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kScsiOpSend = 0x0a,
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kScsiOpSeek6 = 0x0b,
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kScsiOpTrackSelect = 0x0b,
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kScsiOpSlewPrint = 0x0b,
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kScsiOpSeekBlock = 0x0c,
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kScsiOpPartition = 0x0d,
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kScsiOpReadReverse = 0x0f,
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kScsiOpWriteFilemarks = 0x10,
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kScsiOpFlushBuffer = 0x10,
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kScsiOpSpace = 0x11,
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kScsiOpInquiry = 0x12,
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kScsiOpVerify6 = 0x13,
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kScsiOpRecoverBufferedData = 0x14,
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kScsiOpModeSelect = 0x15,
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kScsiOpReserveUnit = 0x16,
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kScsiOpReleaseUnit = 0x17,
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kScsiOpCopy = 0x18,
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kScsiOpErase = 0x19,
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kScsiOpModeSense = 0x1a,
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kScsiOpStartStopUnit = 0x1b,
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kScsiOpStopPrint = 0x1b,
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kScsiOpLoadUnload = 0x1b,
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kScsiOpReceiveDiagnosticResults = 0x1c,
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kScsiOpSendDiagnostic = 0x1d,
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kScsiOpMediumRemoval = 0x1e,
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kScsiOpReadFormattedCapacity = 0x23,
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kScsiOpReadCapacity = 0x25,
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kScsiOpRead = 0x28, // READ(10)
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kScsiOpWrite = 0x2a, // WRITE(10)
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kScsiOpSeek = 0x2b,
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kScsiOpLocate = 0x2b,
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kScsiOpPositionToElement = 0x2b,
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kScsiOpWriteVerify = 0x2e,
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kScsiOpVerify = 0x2f, // VERIFY(10)
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kScsiOpSearchDataHigh = 0x30,
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kScsiOpSearchDataEqual = 0x31,
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kScsiOpSearchDataLow = 0x32,
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kScsiOpSetLimits = 0x33,
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kScsiOpReadPosition = 0x34,
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kScsiOpSynchronizeCache = 0x35,
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kScsiOpCompare = 0x39,
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kScsiOpCopyAndVerify = 0x3a,
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kScsiOpWriteBuffer = 0x3b,
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kScsiOpReadBuffer = 0x3c,
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kScsiOpChangeDefinition = 0x40,
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kScsiOpReadSubChannel = 0x42,
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kScsiOpReadTOC = 0x43, // READ TOC/PMA/ATIP
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kScsiOpReadHeader = 0x44,
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kScsiOpPlayAudio = 0x45,
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kScsiOpPlayAudioMSF = 0x47,
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kScsiOpPlayTrackIndex = 0x48,
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kScsiOpPlayTrackRelative = 0x49,
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kScsiOpPauseResume = 0x4b,
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kScsiOpLogSelect = 0x4c,
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kScsiOpLogSense = 0x4c,
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kScsiOpStopPlayScan = 0x4e,
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kScsiOpReadDiscInformation = 0x51,
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kScsiOpReadTrackInformation = 0x52,
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kScsiOpSendOPCInformation = 0x54,
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kScsiOpModeSelect10 = 0x55,
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kScsiOpRepairTrack = 0x58,
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kScsiOpModeSense10 = 0x5a,
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kScsiOpReportLuns = 0xa0,
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kScsiOpVerify12 = 0xa2,
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kScsiOpSendKey = 0xa3,
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kScsiOpReportKey = 0xa4,
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kScsiOpMoveMedium = 0xa5,
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kScsiOpLoadUnloadSlot = 0xa6,
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kScsiOpExchangeMedium = 0xa6,
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kScsiOpSetReadAhead = 0xa7,
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kScsiOpReadDVDStructure = 0xad,
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kScsiOpWriteAndVerify = 0xae,
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kScsiOpRequestVolElement = 0xb5,
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kScsiOpSendVolumeTag = 0xb6,
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kScsiOpReadElementStatus = 0xb8,
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kScsiOpReadCDMSF = 0xb9,
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kScsiOpScanCD = 0xba,
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kScsiOpSetCDSpeed = 0xbb,
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kScsiOpPlayCD = 0xbc,
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kScsiOpMechanismStatus = 0xbd,
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kScsiOpReadCD = 0xbe,
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kScsiOpInitElementRange = 0xe7,
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} SCSIOperationCode;
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/*
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* SCSI status codes.
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*/
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typedef enum {
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kScsiStatGood = 0x00,
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kScsiStatCheckCondition = 0x02,
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kScsiStatConditionMet = 0x04,
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kScsiStatBusy = 0x08,
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kScsiStatIntermediate = 0x10,
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kScsiStatIntermediateCondMet = 0x14,
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kScsiStatReservationConflict = 0x18,
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kScsiStatCommandTerminated = 0x22,
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kScsiStatQueueFull = 0x28,
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} SCSIStatus;
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/*
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* SCSI sense codes.
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*/
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typedef enum {
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kScsiSenseNoSense = 0x00,
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kScsiSenseRecoveredError = 0x01,
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kScsiSenseNotReady = 0x02,
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kScsiSenseMediumError = 0x03,
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kScsiSenseHardwareError = 0x04,
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kScsiSenseIllegalRequest = 0x05,
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kScsiSenseUnitAttention = 0x06,
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kScsiSenseDataProtect = 0x07,
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kScsiSenseBlankCheck = 0x08,
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kScsiSenseUnqiue = 0x09,
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kScsiSenseCopyAborted = 0x0a,
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kScsiSenseAbortedCommand = 0x0b,
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kScsiSenseEqual = 0x0c,
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kScsiSenseVolOverflow = 0x0d,
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kScsiSenseMiscompare = 0x0e,
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kScsiSenseReserved = 0x0f,
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} SCSISenseCode;
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/*
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* SCSI additional sense codes.
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*/
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typedef enum {
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kScsiAdSenseNoSense = 0x00,
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kScsiAdSenseInvalidMedia = 0x30,
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kScsiAdSenseNoMediaInDevice = 0x3a,
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} SCSIAdSenseCode;
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/*
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* SCSI device types.
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*/
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typedef enum {
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kScsiDevTypeDASD = 0x00, // Disk Device
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kScsiDevTypeSEQD = 0x01, // Tape Device
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kScsiDevTypePRNT = 0x02, // Printer
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kScsiDevTypePROC = 0x03, // Processor
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kScsiDevTypeWORM = 0x04, // Write-once read-multiple
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kScsiDevTypeCDROM = 0x05, // CD-ROM device
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kScsiDevTypeSCAN = 0x06, // Scanner device
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kScsiDevTypeOPTI = 0x07, // Optical memory device
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kScsiDevTypeJUKE = 0x08, // Medium Changer device
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kScsiDevTypeCOMM = 0x09, // Communications device
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kScsiDevTypeRESL = 0x0a, // Reserved (low)
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kScsiDevTypeRESH = 0x1e, // Reserved (high)
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kScsiDevTypeUNKNOWN = 0x1f, // Unknown or no device type
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} SCSIDeviceType;
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/*
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* Generic 6-byte request block.
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*/
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typedef struct CDB6 {
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unsigned char operationCode;
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unsigned char immediate : 1;
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unsigned char commandUniqueBits : 4;
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unsigned char logicalUnitNumber : 3;
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unsigned char commandUniqueBytes[3];
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unsigned char link : 1;
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unsigned char flag : 1;
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unsigned char reserved : 4;
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unsigned char vendorUnique : 2;
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} CDB6;
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/*
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* Generic 10-byte request block.
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*
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* Use for READ(10), READ CAPACITY.
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*/
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typedef struct CDB10 {
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unsigned char operationCode;
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unsigned char relativeAddress : 1;
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unsigned char reserved1 : 2;
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unsigned char forceUnitAccess : 1;
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unsigned char disablePageOut : 1;
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unsigned char logicalUnitNumber : 3;
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unsigned char logicalBlockAddr0; // MSB
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unsigned char logicalBlockAddr1;
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unsigned char logicalBlockAddr2;
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unsigned char logicalBlockAddr3; // LSB
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unsigned char reserved2;
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unsigned char transferLength0; // MSB
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unsigned char transferLength1; // LSB
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unsigned char control;
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} CDB10;
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/*
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* INQUIRY request block.
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*/
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typedef struct CDB6Inquiry {
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unsigned char operationCode;
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unsigned char EVPD : 1;
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unsigned char reserved1 : 4;
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unsigned char logicalUnitNumber : 3;
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unsigned char pageCode;
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unsigned char reserved2;
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unsigned char allocationLength;
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unsigned char control;
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} CDB6Inquiry;
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/*
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* Sense data (ASPI SenseArea).
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*/
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typedef struct CDB_SenseData {
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unsigned char errorCode:7;
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unsigned char valid:1;
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unsigned char segmentNumber;
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unsigned char senseKey:4;
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unsigned char reserved:1;
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unsigned char incorrectLength:1;
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unsigned char endOfMedia:1;
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unsigned char fileMark:1;
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unsigned char information[4];
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unsigned char additionalSenseLength;
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unsigned char commandSpecificInformation[4];
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unsigned char additionalSenseCode; // ASC
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unsigned char additionalSenseCodeQualifier; // ASCQ
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unsigned char fieldReplaceableUnitCode;
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unsigned char senseKeySpecific[3];
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} CDB_SenseData;
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/*
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* Default sense buffer size.
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*/
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#define kSenseBufferSize 18
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//#define INQUIRYDATABUFFERSIZE 36
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/*
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* Result from INQUIRY.
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*/
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typedef struct CDB_InquiryData {
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unsigned char deviceType : 5;
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unsigned char deviceTypeQualifier : 3;
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unsigned char deviceTypeModifier : 7;
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unsigned char removableMedia : 1;
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unsigned char versions;
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unsigned char responseDataFormat : 4;
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unsigned char reserved1 : 2;
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unsigned char trmIOP : 1;
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unsigned char AENC : 1;
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unsigned char additionalLength;
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unsigned char reserved2[2];
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unsigned char softReset : 1;
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unsigned char commandQueue : 1;
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unsigned char reserved3 : 1;
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unsigned char linkedCommands : 1;
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unsigned char synchronous : 1;
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unsigned char wide16Bit : 1;
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unsigned char wide32Bit : 1;
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unsigned char relativeAddressing : 1;
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unsigned char vendorId[8];
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unsigned char productId[16];
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unsigned char productRevisionLevel[4];
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unsigned char vendorSpecific[20];
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unsigned char reserved4[40];
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} CDB_InquiryData;
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/*
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* Result from READ CAPACITY.
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*/
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typedef struct CDB_ReadCapacityData {
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unsigned char logicalBlockAddr0; // MSB
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unsigned char logicalBlockAddr1;
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unsigned char logicalBlockAddr2;
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unsigned char logicalBlockAddr3; // LSB
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unsigned char bytesPerBlock0; // MSB
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unsigned char bytesPerBlock1;
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unsigned char bytesPerBlock2;
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unsigned char bytesPerBlock3; // LSB
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} CDB_ReadCapacityData;
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#endif /*DISKIMG_SCSIDEFS_H*/
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