2017-05-30 03:38:38 +02:00
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/*
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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 IDE emulation for hard disks and ATAPI
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* CD-ROM devices.
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*
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2017-10-01 16:29:15 -04:00
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* Version: @(#)hdd_ide.h 1.0.4 2017/09/30
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2017-05-30 03:38:38 +02:00
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*
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2017-08-24 01:14:39 -04:00
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* Authors: Sarah Walker, <http://pcem-emulator.co.uk/>
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2017-05-30 03:38:38 +02:00
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* Miran Grca, <mgrca8@gmail.com>
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* Copyright 2008-2017 Sarah Walker.
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2017-08-24 01:14:39 -04:00
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* Copyright 2016,2017 Miran Grca.
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2017-05-30 03:38:38 +02:00
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*/
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2017-06-04 02:11:19 -04:00
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#ifndef EMU_IDE_H
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# define EMU_IDE_H
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2017-05-30 03:38:38 +02:00
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2016-06-26 00:34:39 +02:00
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2017-06-04 02:11:19 -04:00
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typedef struct {
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2017-05-14 18:37:32 +02:00
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int type;
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int board;
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uint8_t atastat;
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uint8_t error;
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int secount,sector,cylinder,head,drive,cylprecomp;
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uint8_t command;
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uint8_t fdisk;
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int pos;
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int packlen;
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int spt,hpc;
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2017-10-24 04:15:05 +02:00
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int t_spt,t_hpc;
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2017-05-14 18:37:32 +02:00
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int tracks;
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int packetstatus;
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uint8_t asc;
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int reset;
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uint16_t buffer[65536];
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int irqstat;
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int service;
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int lba;
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int channel;
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uint32_t lba_addr;
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int skip512;
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int blocksize, blockcount;
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uint16_t dma_identify_data[3];
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int hdi,base;
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2017-09-30 16:56:38 -04:00
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int hdd_num;
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2017-05-14 18:37:32 +02:00
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uint8_t specify_success;
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int mdma_mode;
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2017-06-19 06:46:08 +02:00
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uint8_t sector_buffer[256*512];
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int do_initial_read;
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int sector_pos;
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2017-01-16 01:49:19 +01:00
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} IDE;
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2016-06-26 00:34:39 +02:00
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extern int ideboard;
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2017-05-27 03:53:32 +02:00
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extern int ide_enable[5];
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2017-06-01 22:26:56 +02:00
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extern int ide_irq[5];
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2016-06-26 00:34:39 +02:00
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2017-08-24 01:14:39 -04:00
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extern IDE ide_drives[IDE_NUM + XTIDE_NUM];
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2017-10-09 01:48:36 +02:00
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extern int64_t idecallback[5];
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2017-06-04 02:11:19 -04:00
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2017-10-01 16:29:15 -04:00
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extern void ide_irq_raise(IDE *ide);
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extern void ide_irq_lower(IDE *ide);
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2017-08-24 01:14:39 -04:00
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extern void writeide(int ide_board, uint16_t addr, uint8_t val);
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extern void writeidew(int ide_board, uint16_t val);
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extern uint8_t readide(int ide_board, uint16_t addr);
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extern uint16_t readidew(int ide_board);
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extern void callbackide(int ide_board);
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2017-10-01 16:29:15 -04:00
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extern void ide_set_bus_master(int (*read)(int channel, uint8_t *data, int transfer_length), int (*write)(int channel, uint8_t *data, int transfer_length), void (*set_irq)(int channel));
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extern void win_cdrom_eject(uint8_t id);
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extern void win_cdrom_reload(uint8_t id);
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extern void ide_set_base(int controller, uint16_t port);
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extern void ide_set_side(int controller, uint16_t port);
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extern void ide_init_first(void);
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extern void ide_init(void);
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extern void ide_reset(void);
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2017-10-24 04:15:05 +02:00
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extern void ide_reset_hard(void);
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2017-08-24 01:14:39 -04:00
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extern void ide_xtide_init(void);
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2017-08-24 01:14:39 -04:00
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extern void ide_pri_enable(void);
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extern void ide_pri_enable_ex(void);
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extern void ide_pri_disable(void);
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extern void ide_sec_enable(void);
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extern void ide_sec_disable(void);
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2017-10-01 16:29:15 -04:00
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extern void ide_ter_enable(void);
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extern void ide_ter_disable(void);
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2017-10-01 16:29:15 -04:00
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extern void ide_ter_init(void);
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extern void ide_qua_enable(void);
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2017-08-24 01:14:39 -04:00
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extern void ide_qua_disable(void);
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2017-10-01 16:29:15 -04:00
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extern void ide_qua_init(void);
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2016-12-28 23:34:00 +01:00
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2017-10-01 16:29:15 -04:00
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extern void secondary_ide_check(void);
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2017-01-16 01:49:19 +01:00
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2017-08-24 01:14:39 -04:00
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extern void ide_padstr8(uint8_t *buf, int buf_size, const char *src);
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2017-01-16 01:49:19 +01:00
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2017-06-04 02:11:19 -04:00
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#endif /*EMU_IDE_H*/
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