bd792b8e7a
Roughly implemented the SCSI IDENTIFY message LUN operation, fixes some SCSI controller drivers in some situations; Added an undocumented CMD640 IDE controller register required by Linux and by a DOS driver.
70 lines
1.4 KiB
C
70 lines
1.4 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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* Author: 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 {
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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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uint8_t *buffer,
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atapi_cdb[16],
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current_cdb[16],
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sense[256];
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uint8_t status, phase,
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error, id,
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features, cur_lun,
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pad0, pad1;
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uint16_t request_length, max_transfer_len;
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int requested_blocks, packet_status,
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total_length, do_page_save,
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unit_attention, request_pos,
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old_len, media_status;
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uint32_t sector_pos, sector_len,
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packet_len, pos;
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double callback;
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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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