99 lines
2.6 KiB
C
99 lines
2.6 KiB
C
/*
|
|
* 86Box A hypervisor and IBM PC system emulator that specializes in
|
|
* running old operating systems and software designed for IBM
|
|
* PC systems and compatibles from 1981 through fairly recent
|
|
* system designs based on the PCI bus.
|
|
*
|
|
* This file is part of the 86Box distribution.
|
|
*
|
|
* Implementation of the CD-ROM drive with SCSI(-like)
|
|
* commands, for both ATAPI and SCSI usage.
|
|
*
|
|
*
|
|
*
|
|
* Authors: Miran Grca, <mgrca8@gmail.com>
|
|
*
|
|
* Copyright 2018-2019 Miran Grca.
|
|
*/
|
|
|
|
#ifndef EMU_SCSI_CDROM_H
|
|
#define EMU_SCSI_CDROM_H
|
|
|
|
#define CDROM_TIME 10.0
|
|
|
|
#ifdef SCSI_DEVICE_H
|
|
typedef struct scsi_cdrom_t {
|
|
/* Common block. */
|
|
mode_sense_pages_t ms_pages_saved;
|
|
|
|
cdrom_t * drv;
|
|
#ifdef EMU_IDE_H
|
|
ide_tf_t * tf;
|
|
#else
|
|
void * tf;
|
|
#endif
|
|
|
|
void * log;
|
|
|
|
uint8_t * buffer;
|
|
uint8_t atapi_cdb[16];
|
|
uint8_t current_cdb[16];
|
|
uint8_t sense[256];
|
|
|
|
uint8_t id;
|
|
uint8_t cur_lun;
|
|
uint8_t early;
|
|
uint8_t sector_type;
|
|
|
|
uint16_t max_transfer_len;
|
|
uint16_t sector_flags;
|
|
|
|
int requested_blocks;
|
|
int packet_status;
|
|
int total_length;
|
|
int do_page_save;
|
|
int unit_attention;
|
|
int request_pos;
|
|
int wait;
|
|
int buffer_pos;
|
|
|
|
uint32_t sector_pos;
|
|
uint32_t sector_len;
|
|
uint32_t packet_len;
|
|
uint32_t block_len;
|
|
|
|
double callback;
|
|
|
|
uint8_t (*ven_cmd)(void *sc, const uint8_t *cdb, int32_t *BufLen);
|
|
|
|
int use_cdb_9;
|
|
int was_cached;
|
|
int toc_cached;
|
|
int media_access;
|
|
|
|
uint8_t vendor_type;
|
|
uint8_t ven_cmd_is_data[256];
|
|
|
|
mode_sense_pages_t ms_drive_status_pages_saved;
|
|
|
|
uint64_t ms_page_flags;
|
|
|
|
mode_sense_pages_t ms_pages_default;
|
|
mode_sense_pages_t ms_pages_changeable;
|
|
} scsi_cdrom_t;
|
|
#endif
|
|
|
|
extern scsi_cdrom_t *scsi_cdrom[CDROM_NUM];
|
|
|
|
#define scsi_cdrom_sense_error dev->sense[0]
|
|
#define scsi_cdrom_sense_key dev->sense[2]
|
|
#define scsi_cdrom_info *(uint32_t *) &(dev->sense[3])
|
|
#define scsi_cdrom_asc dev->sense[12]
|
|
#define scsi_cdrom_ascq dev->sense[13]
|
|
#define scsi_cdrom_drive cdrom_drives[id].host_drive
|
|
|
|
extern void scsi_cdrom_reset(scsi_common_t *sc);
|
|
extern void scsi_cdrom_drive_reset(const int c);
|
|
|
|
#endif /*EMU_SCSI_CDROM_H*/
|