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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* Version: @(#)ide.h 1.0.0 2017/05/30
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*
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* Author: Sarah Walker, <http://pcem-emulator.co.uk/>
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* Miran Grca, <mgrca8@gmail.com>
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* TheCollector1995, <mariogplayer8@gmail.com>
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* Copyright 2008-2017 Sarah Walker.
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* Copyright 2016-2017 Miran Grca.
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* Copyright 2016-2017 TheCollector1995.
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*/
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2016-06-26 00:34:39 +02:00
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#ifndef __IDE__
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#define __IDE__
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2017-05-05 01:49:42 +02:00
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#ifdef __MSC__
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# pragma pack(push,1)
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typedef struct IDE
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#else
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2017-02-15 18:19:00 +01:00
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typedef struct __attribute__((__packed__)) IDE
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2017-05-05 01:49:42 +02:00
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#endif
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2017-01-16 01:49:19 +01:00
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{
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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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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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FILE *hdfile;
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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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int hdc_num;
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uint8_t specify_success;
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int mdma_mode;
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2017-01-16 01:49:19 +01:00
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} IDE;
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2017-05-05 01:49:42 +02:00
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#ifdef __MSC__
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# pragma pack(pop)
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#endif
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2016-06-26 00:34:39 +02:00
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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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extern void resetide(void);
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extern void ide_init();
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2017-05-27 03:53:32 +02:00
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extern void ide_xtide_init();
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2016-06-26 00:34:39 +02:00
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extern void ide_ter_init();
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2016-12-28 23:34:00 +01:00
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extern void ide_qua_init();
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2016-06-26 00:34:39 +02:00
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extern void ide_pri_enable();
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extern void ide_sec_enable();
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extern void ide_ter_enable();
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2016-12-28 23:34:00 +01:00
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extern void ide_qua_enable();
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2016-06-26 00:34:39 +02:00
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extern void ide_pri_disable();
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extern void ide_sec_disable();
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extern void ide_ter_disable();
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2016-12-28 23:34:00 +01:00
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extern void ide_qua_disable();
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2017-01-16 01:49:19 +01:00
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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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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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2017-05-27 03:53:32 +02:00
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extern int idecallback[5];
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2016-12-28 23:34:00 +01:00
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2017-01-20 23:53:19 +01:00
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void ide_irq_raise(IDE *ide);
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2017-01-16 01:49:19 +01:00
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void ide_irq_lower(IDE *ide);
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2017-05-27 03:53:32 +02:00
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IDE ide_drives[IDE_NUM + XTIDE_NUM];
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2017-01-16 01:49:19 +01:00
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void ide_padstr8(uint8_t *buf, int buf_size, const char *src);
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void win_cdrom_eject(uint8_t id);
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void win_cdrom_reload(uint8_t id);
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2016-06-26 00:34:39 +02:00
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2017-05-05 01:49:42 +02:00
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#endif
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void ide_pri_disable();
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void ide_pri_enable_ex();
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void ide_set_base(int controller, uint16_t port);
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void ide_set_side(int controller, uint16_t port);
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