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