2016-11-12 15:06:38 +01:00
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/* Copyright holders: SA1988
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see COPYING for more details
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*/
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#ifndef __SCSI_H__
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#define __SCSI_H__
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#include "scattergather.h"
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/* SCSI Commands */
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#define GPCMD_TEST_UNIT_READY 0x00
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#define GPCMD_REQUEST_SENSE 0x03
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#define GPCMD_READ_6 0x08
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#define GPCMD_INQUIRY 0x12
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#define GPCMD_MODE_SELECT_6 0x15
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#define GPCMD_MODE_SENSE_6 0x1a
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#define GPCMD_START_STOP_UNIT 0x1b
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#define GPCMD_PREVENT_REMOVAL 0x1e
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#define GPCMD_READ_CDROM_CAPACITY 0x25
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#define GPCMD_READ_10 0x28
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#define GPCMD_SEEK 0x2b
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#define GPCMD_READ_SUBCHANNEL 0x42
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#define GPCMD_READ_TOC_PMA_ATIP 0x43
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#define GPCMD_READ_HEADER 0x44
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#define GPCMD_PLAY_AUDIO_10 0x45
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#define GPCMD_GET_CONFIGURATION 0x46
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#define GPCMD_PLAY_AUDIO_MSF 0x47
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#define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a
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#define GPCMD_PAUSE_RESUME 0x4b
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#define GPCMD_STOP_PLAY_SCAN 0x4e
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#define GPCMD_READ_DISC_INFORMATION 0x51
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#define GPCMD_MODE_SELECT_10 0x55
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#define GPCMD_MODE_SENSE_10 0x5a
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#define GPCMD_PLAY_AUDIO_12 0xa5
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#define GPCMD_READ_12 0xa8
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#define GPCMD_READ_DVD_STRUCTURE 0xad /* For reading. */
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#define GPCMD_READ_CD_MSF 0xb9
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#define GPCMD_SET_SPEED 0xbb
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#define GPCMD_PLAY_CD 0xbc
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#define GPCMD_MECHANISM_STATUS 0xbd
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#define GPCMD_READ_CD 0xbe
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#define GPCMD_SEND_DVD_STRUCTURE 0xbf /* This is for writing only, irrelevant to PCem. */
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/* Mode page codes for mode sense/set */
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#define GPMODE_R_W_ERROR_PAGE 0x01
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#define GPMODE_CDROM_PAGE 0x0d
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#define GPMODE_CDROM_AUDIO_PAGE 0x0e
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#define GPMODE_CAPABILITIES_PAGE 0x2a
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#define GPMODE_ALL_PAGES 0x3f
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/* SCSI Status Codes */
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#define SCSI_STATUS_OK 0
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#define SCSI_STATUS_CHECK_CONDITION 2
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/* SCSI Sense Keys */
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#define SENSE_NONE 0
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#define SENSE_NOT_READY 2
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#define SENSE_ILLEGAL_REQUEST 5
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#define SENSE_UNIT_ATTENTION 6
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/* SCSI Additional Sense Codes */
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#define ASC_AUDIO_PLAY_OPERATION 0x00
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#define ASC_ILLEGAL_OPCODE 0x20
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#define ASC_INV_FIELD_IN_CMD_PACKET 0x24
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#define ASC_MEDIUM_MAY_HAVE_CHANGED 0x28
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#define ASC_INCOMPATIBLE_FORMAT 0x30
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#define ASC_MEDIUM_NOT_PRESENT 0x3a
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#define ASC_DATA_PHASE_ERROR 0x4b
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#define ASC_ILLEGAL_MODE_FOR_THIS_TRACK 0x64
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#define ASCQ_AUDIO_PLAY_OPERATION_IN_PROGRESS 0x11
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#define ASCQ_AUDIO_PLAY_OPERATION_PAUSED 0x12
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#define ASCQ_AUDIO_PLAY_OPERATION_COMPLETED 0x13
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/* Tell RISC OS that we have a 4x CD-ROM drive (600kb/sec data, 706kb/sec raw).
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Not that it means anything */
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#define CDROM_SPEED 706
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/* Some generally useful CD-ROM information */
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#define CD_MINS 75 /* max. minutes per CD */
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#define CD_SECS 60 /* seconds per minute */
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#define CD_FRAMES 75 /* frames per second */
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#define CD_FRAMESIZE 2048 /* bytes per frame, "cooked" mode */
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#define CD_MAX_BYTES (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE)
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#define CD_MAX_SECTORS (CD_MAX_BYTES / 512)
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/* Event notification classes for GET EVENT STATUS NOTIFICATION */
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#define GESN_NO_EVENTS 0
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#define GESN_OPERATIONAL_CHANGE 1
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#define GESN_POWER_MANAGEMENT 2
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#define GESN_EXTERNAL_REQUEST 3
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#define GESN_MEDIA 4
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#define GESN_MULTIPLE_HOSTS 5
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#define GESN_DEVICE_BUSY 6
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/* Event codes for MEDIA event status notification */
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#define MEC_NO_CHANGE 0
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#define MEC_EJECT_REQUESTED 1
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#define MEC_NEW_MEDIA 2
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#define MEC_MEDIA_REMOVAL 3 /* only for media changers */
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#define MEC_MEDIA_CHANGED 4 /* only for media changers */
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#define MEC_BG_FORMAT_COMPLETED 5 /* MRW or DVD+RW b/g format completed */
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#define MEC_BG_FORMAT_RESTARTED 6 /* MRW or DVD+RW b/g format restarted */
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#define MS_TRAY_OPEN 1
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#define MS_MEDIA_PRESENT 2
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/*
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* The MMC values are not IDE specific and might need to be moved
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* to a common header if they are also needed for the SCSI emulation
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*/
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/* Profile list from MMC-6 revision 1 table 91 */
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#define MMC_PROFILE_NONE 0x0000
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#define MMC_PROFILE_CD_ROM 0x0008
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#define MMC_PROFILE_CD_R 0x0009
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#define MMC_PROFILE_CD_RW 0x000A
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#define MMC_PROFILE_DVD_ROM 0x0010
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#define MMC_PROFILE_DVD_R_SR 0x0011
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#define MMC_PROFILE_DVD_RAM 0x0012
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#define MMC_PROFILE_DVD_RW_RO 0x0013
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#define MMC_PROFILE_DVD_RW_SR 0x0014
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#define MMC_PROFILE_DVD_R_DL_SR 0x0015
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#define MMC_PROFILE_DVD_R_DL_JR 0x0016
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#define MMC_PROFILE_DVD_RW_DL 0x0017
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#define MMC_PROFILE_DVD_DDR 0x0018
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#define MMC_PROFILE_DVD_PLUS_RW 0x001A
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#define MMC_PROFILE_DVD_PLUS_R 0x001B
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#define MMC_PROFILE_DVD_PLUS_RW_DL 0x002A
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#define MMC_PROFILE_DVD_PLUS_R_DL 0x002B
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#define MMC_PROFILE_BD_ROM 0x0040
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#define MMC_PROFILE_BD_R_SRM 0x0041
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#define MMC_PROFILE_BD_R_RRM 0x0042
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#define MMC_PROFILE_BD_RE 0x0043
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#define MMC_PROFILE_HDDVD_ROM 0x0050
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#define MMC_PROFILE_HDDVD_R 0x0051
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#define MMC_PROFILE_HDDVD_RAM 0x0052
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#define MMC_PROFILE_HDDVD_RW 0x0053
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#define MMC_PROFILE_HDDVD_R_DL 0x0058
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#define MMC_PROFILE_HDDVD_RW_DL 0x005A
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#define MMC_PROFILE_INVALID 0xFFFF
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#define NONDATA 4
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#define CHECK_READY 2
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#define ALLOW_UA 1
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extern uint8_t SCSICommandTable[0x100];
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#define IMPLEMENTED 1
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extern uint8_t mode_sense_pages[0x40];
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extern int readcdmode;
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/* Mode sense/select stuff. */
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extern uint8_t mode_pages_in[256][256];
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#define PAGE_CHANGEABLE 1
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#define PAGE_CHANGED 2
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extern uint8_t page_flags[256];
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extern uint8_t prefix_len;
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extern uint8_t page_current;
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uint32_t DataLength;
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uint32_t DataPointer;
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extern uint8_t ScsiStatus;
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extern int ScsiCallback[7];
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extern uint8_t scsi_cdrom_id;
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struct
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{
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uint8_t UnitAttention;
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uint8_t SenseKey;
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uint8_t Asc;
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uint8_t Ascq;
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} SCSISense;
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extern int cd_status;
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extern int prev_status;
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#define SCSI_NONE 0
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#define SCSI_HDD 1 /*not present yet*/
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#define SCSI_CDROM 2
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2016-12-23 03:16:24 +01:00
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// extern sector_buffer_t cdrom_sector_buffer;
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// extern int cdrom_sector_type, cdrom_sector_flags;
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// extern int cdrom_sector_size, cdrom_sector_ismsf;
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2016-11-12 15:06:38 +01:00
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typedef struct SCSI
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{
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uint8_t Cdb[32];
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uint8_t CdbLength;
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SGBUF SegmentBuffer;
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int SectorLen;
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int SectorLba;
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int BufferLength;
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int BufferPosition;
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SGSEG SegmentData;
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int LunType;
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uint8_t PacketStatus;
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int ReadCDCallback;
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int RequestSenseEnabled;
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void *p;
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} SCSI;
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SCSI ScsiDrives[7];
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void SCSIQueryResidual(SCSI *Scsi, uint32_t *Residual);
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2016-12-23 03:16:24 +01:00
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void SCSISendCommand(SCSI *Scsi, uint8_t Id, uint8_t *Cdb, uint8_t CdbLength,
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uint32_t DataBufferLength, uint8_t *SenseBufferPointer,
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uint8_t SenseBufferLength);
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2016-11-12 15:06:38 +01:00
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uint32_t (*pfnIoRequestCopyFromBuffer)(uint32_t OffDst, SGBUF *SegmentBuffer,
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uint32_t Copy);
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uint32_t (*pfnIoRequestCopyToBuffer)(uint32_t OffSrc, SGBUF *SegmentBuffer,
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uint32_t Copy);
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void SCSIReadTransfer(SCSI *Scsi, uint8_t Id);
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void SCSIWriteTransfer(SCSI *Scsi, uint8_t Id);
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extern void SCSIReset(SCSI *Scsi, uint8_t Id);
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extern uint32_t SCSICDROMModeSense(uint8_t *buf, uint32_t pos, uint8_t type);
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extern uint8_t SCSICDROMSetProfile(uint8_t *buf, uint8_t *index, uint16_t profile);
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extern int SCSICDROMReadDVDStructure(int format, const uint8_t *packet, uint8_t *buf);
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extern uint32_t SCSICDROMEventStatus(uint8_t *buffer);
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2016-12-23 03:16:24 +01:00
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extern void SCSICDROM_ReadyHandler(int IsReady);
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extern void SCSICDROM_Insert();
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// extern int cdrom_add_error_and_subchannel(uint8_t *b, int real_sector_type);
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2016-11-12 15:06:38 +01:00
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#endif
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