92 lines
2.0 KiB
C
92 lines
2.0 KiB
C
/*
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* 86Box A hypervisor and IBM PC system emulator that specializes in
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* running old operating systems and software designed for IBM
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* PC systems and compatibles from 1981 through fairly recent
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* system designs based on the PCI bus.
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*
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* This file is part of the 86Box distribution.
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*
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* Implementation of the CD-ROM drive with SCSI(-like)
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* commands, for both ATAPI and SCSI usage.
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*
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*
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*
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* Authors: Miran Grca, <mgrca8@gmail.com>
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*
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* Copyright 2018-2019 Miran Grca.
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*/
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#ifndef EMU_SCSI_CDROM_H
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#define EMU_SCSI_CDROM_H
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#define CDROM_TIME 10.0
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#ifdef SCSI_DEVICE_H
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typedef struct scsi_cdrom_t {
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/* Common block. */
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mode_sense_pages_t ms_pages_saved;
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cdrom_t * drv;
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#ifdef EMU_IDE_H
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ide_tf_t *tf;
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#else
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void * tf;
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#endif
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uint8_t *buffer;
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uint8_t atapi_cdb[16];
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uint8_t current_cdb[16];
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uint8_t sense[256];
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#ifdef ANCIENT_CODE
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/* Task file. */
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uint8_t features;
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uint8_t phase;
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uint16_t request_length;
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uint8_t status;
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uint8_t error;
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uint16_t pad;
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uint32_t pos;
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#endif
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uint8_t id;
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uint8_t cur_lun;
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uint8_t early;
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uint8_t pad1;
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uint16_t max_transfer_len;
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uint16_t pad2;
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int requested_blocks;
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int packet_status;
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int total_length;
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int do_page_save;
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int unit_attention;
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int request_pos;
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int old_len;
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int media_status;
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uint32_t sector_pos;
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uint32_t sector_len;
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uint32_t packet_len;
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double callback;
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mode_sense_pages_t ms_pages_saved_sony;
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mode_sense_pages_t ms_drive_status_pages_saved;
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int sony_vendor;
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} scsi_cdrom_t;
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#endif
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extern scsi_cdrom_t *scsi_cdrom[CDROM_NUM];
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#define scsi_cdrom_sense_error dev->sense[0]
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#define scsi_cdrom_sense_key dev->sense[2]
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#define scsi_cdrom_asc dev->sense[12]
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#define scsi_cdrom_ascq dev->sense[13]
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#define scsi_cdrom_drive cdrom_drives[id].host_drive
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extern void scsi_cdrom_reset(scsi_common_t *sc);
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#endif /*EMU_SCSI_CDROM_H*/
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