Files
86Box/src/include/86box/mo.h

209 lines
5.5 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 a generic Magneto-Optical Disk drive
* commands, for both ATAPI and SCSI usage.
*
*
*
* Authors: Natalia Portillo <claunia@claunia.com>
* Fred N. van Kempen, <decwiz@yahoo.com>
* Miran Grca, <mgrca8@gmail.com>
*
* Copyright 2020 Miran Grca.
*/
#ifndef EMU_MO_H
#define EMU_MO_H
#define MO_NUM 4
#define BUF_SIZE 32768
#define MO_TIME 10.0
#define MO_IMAGE_HISTORY 4
typedef struct mo_type_t {
uint32_t sectors;
uint16_t bytes_per_sector;
} mo_type_t;
#define KNOWN_MO_TYPES 10
static const mo_type_t mo_types[KNOWN_MO_TYPES] = {
// 3.5" standard M.O. disks
{ 248826, 512 },
{ 446325, 512 },
{ 1041500, 512 },
{ 310352, 2048 },
{ 605846, 2048 },
{ 1063146, 2048 },
// 5.25" M.O. disks
{ 573624, 512 },
{ 314568, 1024 },
{ 904995, 512 },
{ 637041, 1024 },
};
typedef struct mo_drive_type_t {
const char vendor[9];
const char model[16];
const char revision[5];
int8_t supported_media[KNOWN_MO_TYPES];
} mo_drive_type_t;
#define KNOWN_MO_DRIVE_TYPES 22
static const mo_drive_type_t mo_drive_types[KNOWN_MO_DRIVE_TYPES] = {
{"86BOX", "MAGNETO OPTICAL", "1.00", { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 }},
{ "FUJITSU", "M2512A", "1314", { 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 }},
{ "FUJITSU", "M2513-MCC3064SS", "1.00", { 1, 1, 1, 1, 0, 0, 0, 0, 0, 0 }},
{ "FUJITSU", "MCE3130SS", "0070", { 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 }},
{ "FUJITSU", "MCF3064SS", "0030", { 1, 1, 1, 1, 0, 0, 0, 0, 0, 0 }},
{ "FUJITSU", "MCJ3230UB-S", "0040", { 1, 1, 1, 1, 1, 1, 0, 0, 0, 0 }},
{ "HP", "S6300.65", "1.00", { 0, 0, 0, 0, 0, 0, 1, 1, 0, 0 }},
{ "HP", "C1716C", "1.00", { 0, 0, 0, 0, 0, 0, 1, 1, 0, 1 }},
{ "IBM", "0632AAA", "1.00", { 0, 0, 0, 0, 0, 0, 1, 1, 0, 0 }},
{ "IBM", "0632CHC", "1.00", { 0, 0, 0, 0, 0, 0, 1, 1, 0, 1 }},
{ "IBM", "0632CHX", "1.00", { 0, 0, 0, 0, 0, 0, 1, 1, 0, 1 }},
{ "IBM", "MD3125A", "1.00", { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }},
{ "IBM", "MD3125B", "1.00", { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }},
{ "IBM", "MTA-3127", "1.00", { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }},
{ "IBM", "MTA-3230", "1.00", { 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 }},
{ "MATSHITA", "LF-3000", "1.00", { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }},
{ "MOST", "RMD-5100", "1.00", { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }},
{ "RICOH", "RO-5031E", "1.00", { 0, 0, 0, 0, 0, 0, 1, 1, 0, 0 }},
{ "SONY", "SMO-C301", "1.00", { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }},
{ "SONY", "SMO-C501", "1.00", { 0, 0, 0, 0, 0, 0, 1, 1, 0, 0 }},
{ "TEAC", "OD-3000", "1.00", { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }},
{ "TOSHIBA", "OD-D300", "1.00", { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }},
};
enum {
MO_BUS_DISABLED = 0,
MO_BUS_ATAPI = 5,
MO_BUS_SCSI = 6,
MO_BUS_USB = 7
};
typedef struct mo_drive_t {
uint8_t id;
union {
uint8_t res;
uint8_t res0; /* Reserved for other ID's. */
uint8_t res1;
uint8_t ide_channel;
uint8_t scsi_device_id;
};
uint8_t bus_type; /* 0 = ATAPI, 1 = SCSI */
uint8_t bus_mode; /* Bit 0 = PIO suported;
Bit 1 = DMA supportd. */
uint8_t read_only; /* Struct variable reserved for
media status. */
uint8_t pad;
uint8_t pad0;
FILE *fp;
void *priv;
char image_path[1024];
char prev_image_path[1024];
char *image_history[MO_IMAGE_HISTORY];
uint32_t type;
uint32_t medium_size;
uint32_t base;
uint16_t sector_size;
} mo_drive_t;
typedef struct mo_t {
mode_sense_pages_t ms_pages_saved;
mo_drive_t *drv;
#ifdef EMU_IDE_H
ide_tf_t * tf;
#else
void * tf;
#endif
uint8_t *buffer;
uint8_t atapi_cdb[16];
uint8_t current_cdb[16];
uint8_t sense[256];
#ifdef ANCIENT_CODE
/* Task file. */
uint8_t features;
uint8_t phase;
uint16_t request_length;
uint8_t status;
uint8_t error;
uint16_t pad;
uint32_t pos;
#endif
uint8_t id;
uint8_t cur_lun;
uint8_t pad0;
uint8_t pad1;
uint16_t max_transfer_len;
uint16_t pad2;
int requested_blocks;
int packet_status;
int total_length;
int do_page_save;
int unit_attention;
int request_pos;
int old_len;
int pad3;
uint32_t sector_pos;
uint32_t sector_len;
uint32_t packet_len;
double callback;
} mo_t;
extern mo_t *mo[MO_NUM];
extern mo_drive_t mo_drives[MO_NUM];
#if 0
extern uint8_t atapi_mo_drives[8];
extern uint8_t scsi_mo_drives[16];
#endif
#define mo_sense_error dev->sense[0]
#define mo_sense_key dev->sense[2]
#define mo_asc dev->sense[12]
#define mo_ascq dev->sense[13]
#ifdef __cplusplus
extern "C" {
#endif
extern void mo_disk_close(mo_t *dev);
extern void mo_disk_reload(mo_t *dev);
extern void mo_insert(mo_t *dev);
extern void mo_global_init(void);
extern void mo_hard_reset(void);
extern void mo_reset(scsi_common_t *sc);
extern int mo_load(mo_t *dev, char *fn);
extern void mo_close(void);
#ifdef __cplusplus
}
#endif
#endif /*EMU_MO_H*/