// license:BSD-3-Clause // copyright-holders:smf #include "emu.h" #include "atapicdr.h" #define SCSI_SENSE_ASC_MEDIUM_NOT_PRESENT 0x3a #define SCSI_SENSE_ASC_NOT_READY_TO_READY_TRANSITION 0x28 #define T10MMC_GET_EVENT_STATUS_NOTIFICATION 0x4a // device type definition DEFINE_DEVICE_TYPE(ATAPI_CDROM, atapi_cdrom_device, "cdrom", "ATAPI CD-ROM") DEFINE_DEVICE_TYPE(ATAPI_FIXED_CDROM, atapi_fixed_cdrom_device, "cdrom_fixed", "ATAPI fixed CD-ROM") atapi_cdrom_device::atapi_cdrom_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : atapi_cdrom_device(mconfig, ATAPI_CDROM, tag, owner, clock) { } atapi_cdrom_device::atapi_cdrom_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) : atapi_hle_device(mconfig, type, tag, owner, clock) { } atapi_fixed_cdrom_device::atapi_fixed_cdrom_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : atapi_cdrom_device(mconfig, ATAPI_FIXED_CDROM, tag, owner, clock) { } //------------------------------------------------- // device_add_mconfig - add device configuration //------------------------------------------------- MACHINE_CONFIG_START(atapi_cdrom_device::device_add_mconfig) MCFG_CDROM_ADD("image") MCFG_CDROM_INTERFACE("cdrom") MCFG_DEVICE_ADD("cdda", CDDA) MACHINE_CONFIG_END void atapi_cdrom_device::device_start() { m_image = subdevice("image"); m_cdda = subdevice("cdda"); memset(m_identify_buffer, 0, sizeof(m_identify_buffer)); m_identify_buffer[ 0 ] = 0x8500; // ATAPI device, cmd set 5 compliant, DRQ within 3 ms of PACKET command m_identify_buffer[ 23 ] = ('1' << 8) | '.'; m_identify_buffer[ 24 ] = ('0' << 8) | ' '; m_identify_buffer[ 25 ] = (' ' << 8) | ' '; m_identify_buffer[ 26 ] = (' ' << 8) | ' '; m_identify_buffer[ 27 ] = ('M' << 8) | 'A'; m_identify_buffer[ 28 ] = ('M' << 8) | 'E'; m_identify_buffer[ 29 ] = (' ' << 8) | ' '; m_identify_buffer[ 30 ] = (' ' << 8) | ' '; m_identify_buffer[ 31 ] = ('V' << 8) | 'i'; m_identify_buffer[ 32 ] = ('r' << 8) | 't'; m_identify_buffer[ 33 ] = ('u' << 8) | 'a'; m_identify_buffer[ 34 ] = ('l' << 8) | ' '; m_identify_buffer[ 35 ] = ('C' << 8) | 'D'; m_identify_buffer[ 36 ] = ('R' << 8) | 'O'; m_identify_buffer[ 37 ] = ('M' << 8) | ' '; m_identify_buffer[ 38 ] = (' ' << 8) | ' '; m_identify_buffer[ 39 ] = (' ' << 8) | ' '; m_identify_buffer[ 40 ] = (' ' << 8) | ' '; m_identify_buffer[ 41 ] = (' ' << 8) | ' '; m_identify_buffer[ 42 ] = (' ' << 8) | ' '; m_identify_buffer[ 43 ] = (' ' << 8) | ' '; m_identify_buffer[ 44 ] = (' ' << 8) | ' '; m_identify_buffer[ 45 ] = (' ' << 8) | ' '; m_identify_buffer[ 46 ] = (' ' << 8) | ' '; m_identify_buffer[ 49 ] = 0x0600; // Word 49=Capabilities, IORDY may be disabled (bit_10), LBA Supported mandatory (bit_9) atapi_hle_device::device_start(); } void atapi_cdrom_device::device_reset() { atapi_hle_device::device_reset(); m_media_change = true; } void atapi_fixed_cdrom_device::device_reset() { atapi_hle_device::device_reset(); m_cdrom = m_image->get_cdrom_file(); m_media_change = false; } void atapi_cdrom_device::process_buffer() { if(m_cdrom != m_image->get_cdrom_file()) { m_media_change = true; SetDevice(m_image->get_cdrom_file()); } atapi_hle_device::process_buffer(); } void atapi_cdrom_device::perform_diagnostic() { m_error = IDE_ERROR_DIAGNOSTIC_PASSED; } void atapi_cdrom_device::identify_packet_device() { } void atapi_cdrom_device::ExecCommand() { switch(command[0]) { case T10SBC_CMD_READ_CAPACITY: case T10SBC_CMD_READ_10: case T10MMC_CMD_READ_SUB_CHANNEL: case T10MMC_CMD_READ_TOC_PMA_ATIP: case T10MMC_CMD_PLAY_AUDIO_10: case T10MMC_CMD_PLAY_AUDIO_TRACK_INDEX: case T10MMC_CMD_PAUSE_RESUME: case T10MMC_CMD_PLAY_AUDIO_12: case T10SBC_CMD_READ_12: if(!m_cdrom) { m_phase = SCSI_PHASE_STATUS; m_sense_key = SCSI_SENSE_KEY_MEDIUM_ERROR; m_sense_asc = SCSI_SENSE_ASC_MEDIUM_NOT_PRESENT; m_status_code = SCSI_STATUS_CODE_CHECK_CONDITION; m_transfer_length = 0; return; } default: if(m_media_change) { m_phase = SCSI_PHASE_STATUS; m_sense_key = SCSI_SENSE_KEY_UNIT_ATTENTION; m_sense_asc = SCSI_SENSE_ASC_NOT_READY_TO_READY_TRANSITION; m_status_code = SCSI_STATUS_CODE_CHECK_CONDITION; m_transfer_length = 0; return; } break; case T10SPC_CMD_INQUIRY: break; case T10SPC_CMD_REQUEST_SENSE: m_media_change = false; break; } t10mmc::ExecCommand(); }