cdaudio.h

The CD Audio sample allows some non-SCSI2 CD ROMs to support audio operations by intercepting the re

    struct _PNR_START_STOP {
        UCHAR OperationCode;
        UCHAR Immediate : 1;
        UCHAR Reserved1 : 4;
        UCHAR Lun : 3;
        UCHAR Reserved2 : 7;
        UCHAR PCF : 1;
        UCHAR Reserved3;
        UCHAR Start : 1;
        UCHAR Eject : 1;
        UCHAR Reserved4 : 6;
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved5 : 4;
        UCHAR Vendor : 2;
    } PNR_START_STOP, *PPNR_START_STOP;

    //
    // Pioneer Read TOC CDB
    //

    struct _PNR_READ_TOC {
        UCHAR OperationCode;
        UCHAR Reserved1 : 5;
        UCHAR Lun : 3;
        UCHAR Reserved2[3];
        UCHAR TrackNumber;
        UCHAR Reserved3;
        UCHAR AssignedLength[2];
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved4 : 4;
        UCHAR Type : 2;
    } PNR_READ_TOC, *PPNR_READ_TOC;

    //
    // Pioneer Play CDB
    //

    struct _PNR_PLAY_AUDIO {
        UCHAR OperationCode;
        UCHAR PlayMode : 4;
        UCHAR StopAddr : 1;
        UCHAR Lun : 3;
        UCHAR Reserved1;
        UCHAR Minute;
        UCHAR Second;
        UCHAR Frame;
        UCHAR Reserved2[3];
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved3 : 4;
        UCHAR Type : 2;
    } PNR_PLAY_AUDIO, *PPNR_PLAY_AUDIO;

    //
    // Pioneer Seek Audio
    //

    struct _PNR_SEEK_AUDIO {
        UCHAR OperationCode;
        UCHAR PlayMode : 4;
        UCHAR PlayBack : 1;
        UCHAR Lun : 3;
        UCHAR Reserved1;
        UCHAR Minute;
        UCHAR Second;
        UCHAR Frame;
        UCHAR Reserved2[3];
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved3 : 4;
        UCHAR Type : 2;
    } PNR_SEEK_AUDIO, *PPNR_SEEK_AUDIO;

    //
    // Pioneer Pause Audio
    //

    struct _PNR_PAUSE_AUDIO {
        UCHAR OperationCode;
        UCHAR Reserved1 : 4;
        UCHAR Pause : 1;
        UCHAR Lun : 3;
        UCHAR Reserved2[7];
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved3 : 4;
        UCHAR Reserved4 : 2;
    } PNR_PAUSE_AUDIO, *PPNR_PAUSE_AUDIO;

    //
    // Pioneer Audio Status
    //

    struct _PNR_AUDIO_STATUS {
        UCHAR OperationCode;
        UCHAR Reserved1 : 4;
        UCHAR Reserved2 : 1;
        UCHAR Lun : 3;
        UCHAR Reserved3[6];
        UCHAR AssignedLength;
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved4 : 4;
        UCHAR Reserved5 : 2;
    } PNR_AUDIO_STATUS, *PPNR_AUDIO_STATUS;

    //
    // Pioneer Read Q Channel
    //

    struct _PNR_READ_Q_CHANNEL {
        UCHAR OperationCode;
        UCHAR Reserved1 : 4;
        UCHAR Reserved2 : 1;
        UCHAR Lun : 3;
        UCHAR Reserved3[6];
        UCHAR AssignedLength;
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved4 : 4;
        UCHAR Reserved5 : 2;
    } PNR_READ_Q_CHANNEL, *PPNR_READ_Q_CHANNEL;

    //
    // Pioneer Eject Disc
    //

    struct _PNR_EJECT {
        UCHAR OperationCode;
        UCHAR Immediate : 1;
        UCHAR Reserved1 : 4;
        UCHAR Lun : 3;
        UCHAR Reserved2[7];
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved4 : 4;
        UCHAR Reserved5 : 2;
    } PNR_EJECT, *PPNR_EJECT;

    struct _PNR_READ_STATUS {
        UCHAR OperationCode;
        UCHAR Reserved1 : 4;
        UCHAR Lun : 3;
        UCHAR PageCode : 5;
        UCHAR PCField : 1;
        UCHAR Reserved2[5];
        UCHAR AllocationLengthMsb;
        UCHAR AllocationLengthLsb;
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved3 : 4;
        UCHAR Reserved4 : 2;
    } PNR_READ_STATUS, *PPNR_READ_STATUS;

} PNR_CDB, *PPNR_CDB;


//
// Defines for DENON DRD-253
//

#define DENON_READ_TOC_CODE             0xE9
#define DENON_EJECT_CODE                0xE6
#define DENON_PLAY_AUDIO_EXTENDED_CODE  0x22
#define DENON_STOP_AUDIO_CODE           0xE7
#define DENON_READ_SUB_Q_CHANNEL_CODE   0xEB

//
// Defines for HITACHI 1750s
//

#define HITACHI_READ_TOC_CODE              0xE8
#define HITACHI_EJECT_CODE                 0xE4
#define HITACHI_PLAY_AUDIO_MSF_CODE        0xE0
#define HITACHI_PAUSE_AUDIO_CODE           0xE1
#define HITACHI_READ_SUB_Q_CHANNEL_CODE    0xE5

//
// 12 byte cdbs for Hitachi and Atapi
//


typedef union _HITACHICDB {

    //
    // Disc Information
    //

    struct _READ_DISC_INFO {

        UCHAR   OperationCode;
        UCHAR   Reserved : 5;
        UCHAR   LogicalUnitNumber : 3;
        UCHAR   Reserved1[7];
        UCHAR   AllocationLength[2];
        UCHAR   Link : 1;
        UCHAR   Flag : 1;
        UCHAR   Reserved2 : 4;
        UCHAR   VendorUniqueBits : 2;

    } READ_DISC_INFO, *PREAD_DISC_INFO;

    //
    // Play Audio
    //

    struct {

        UCHAR OperationCode;
        UCHAR Immediate : 1;
        UCHAR Right : 1;
        UCHAR Left : 1;
        UCHAR Reserved : 2;
        UCHAR Lun : 3;
        UCHAR StartingM;
        UCHAR StartingS;
        UCHAR StartingF;
        UCHAR Reserved1[2];
        UCHAR EndingM;
        UCHAR EndingS;
        UCHAR EndingF;
        UCHAR Reserved2;
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved3 : 4;
        UCHAR VendorUniqueBits : 2;

    } PLAY_AUDIO, *PPLAY_AUDIO;

    //
    // Pause Audio
    //

    struct _PAUSE {

        UCHAR OperationCode;
        UCHAR Reserved : 5;
        UCHAR Lun : 3;
        UCHAR Reserved1[9];
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved2 : 4;
        UCHAR VendorUnqiueBits : 2;

    } PAUSE_AUDIO, *PPAUSE_AUDIO;

    //
    // Eject media
    //

    struct _EJECT {

        UCHAR OperationCode;
        UCHAR Reserved : 5;
        UCHAR Lun : 3;
        UCHAR Reserved1[8];
        UCHAR Eject : 1;
        UCHAR Mode : 1;
        UCHAR Reserved2 : 6;
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved3 : 4;
        UCHAR VendorUnqiueBits : 2;

    } EJECT, *PEJECT;

    //
    // Audio Status
    //

    struct _AUDIO_STATUS {

        UCHAR OperationCode;
        UCHAR Reserved : 5;
        UCHAR Lun : 3;
        UCHAR Reserved1[9];
        UCHAR Link : 1;
        UCHAR Flag : 1;
        UCHAR Reserved2 : 4;
        UCHAR VendorUnqiueBits : 2;

    } AUDIO_STATUS, *PAUDIO_STATUS;

    //
    // Stop play
    //

    struct _STOP_PLAY {
        UCHAR OperationCode;
        UCHAR Reserved[11];
    } STOP_PLAY, *PSTOP_PLAY;

} HITACHICDB, *PHITACHICDB;

//
// Defines for Chinon CDS-535 CDROM Drive
//

#define CDS535_READ_TOC_CODE           0x43
#define CDS535_EJECT_CODE              0xC0
#define CDS535_READ_SUB_Q_CHANNEL_CODE 0x42
#define CDS535_STOP_AUDIO              0xC6
#define CDS535_GET_LAST_SESSION        0x26

//
// Defines for Chinon CDS-435 CDROM Drive
//

#define CDS435_READ_TOC_CODE            0x43
#define CDS435_EJECT_CODE               0xC0
#define CDS435_STOP_AUDIO_CODE          0xC6
#define CDS435_PLAY_AUDIO_EXTENDED_CODE 0x47
#define CDS435_READ_SUB_Q_CHANNEL_CODE  0x42

//
// Define for Fujitsu CDROM device.
//

#define FUJITSU_READ_TOC_CODE           0xE3


//
// Algebraically equal to:
//      75*60*Minutes +
//      75*Seconds    +
//      Frames        - 150
//
#define MSF_TO_LBA(Minutes,Seconds,Frames) \
    (ULONG)(75 * ((60 * (Minutes)) + (Seconds)) + (Frames) - 150)


#define LBA_TO_MSF(Lba,Minutes,Seconds,Frames)               \
{                                                            \
    (Minutes) = (UCHAR)( (Lba) / (60 * 75)      );           \
    (Seconds) = (UCHAR)(((Lba) % (60 * 75)) / 75);           \
    (Frames)  = (UCHAR)(((Lba) % (60 * 75)) % 75);           \
}