150 lines
2.8 KiB
C
150 lines
2.8 KiB
C
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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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* Common code to handle all sorts of disk controllers.
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*
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* Version: @(#)hdc.c 1.0.1 2017/09/29
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*
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* Authors: Miran Grca, <mgrca8@gmail.com>
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* Fred N. van Kempen, <decwiz@yahoo.com>
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* Copyright 2016,2017 Miran Grca.
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* Copyright 2017 Fred N. van Kempen.
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <wchar.h>
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#include "../ibm.h"
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#include "../cpu/cpu.h"
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#include "../device.h"
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#include "../machine/machine.h"
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#include "hdc.h"
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char hdc_name[16];
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int hdc_current;
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static void *
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null_init(void)
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{
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return(NULL);
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}
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static void
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null_close(void *priv)
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{
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}
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static device_t null_device = {
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"Null HDC", 0,
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null_init, null_close,
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NULL, NULL, NULL, NULL, NULL
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};
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static struct {
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char name[50];
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char internal_name[16];
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device_t *device;
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int is_mfm;
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} controllers[] = {
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{ "None", "none",
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&null_device, 0 },
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{ "Internal Controller", "internal",
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&null_device, 0 },
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{ "IBM PC Fixed Disk Adapter (MFM,Xebec)", "mfm_xebec",
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&mfm_xt_xebec_device, 1 },
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{ "PC DTC-5150X Fixed Disk Adapter (MFM)", "dtc5150x",
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&mfm_xt_dtc5150x_device, 1 },
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{ "IBM PC/AT Fixed Disk Adapter (WD1003)", "mfm_at",
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&mfm_at_wd1003_device, 1 },
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{ "PC/AT ESDI Fixed Disk Adapter (WD1007V-SE1)", "wd1007vse1",
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&esdi_at_wd1007vse1_device, 0 },
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{ "IBM PS/2 ESDI Fixed Disk Adapter (ESDI)","esdi_mca",
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&esdi_ps2_device, 1 },
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{ "[IDE] PC/XT XTIDE", "xtide",
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&xtide_device , 0 },
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{ "[IDE] PC/AT XTIDE", "xtide_at",
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&xtide_at_device, 0 },
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{ "[IDE] PS/2 XTIDE (Acculogic)", "xtide_ps2",
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&xtide_ps2_device, 0 },
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{ "[IDE] PS/2 AT XTIDE (1.1.5)", "xtide_at_ps2",
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&xtide_at_ps2_device, 0 },
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{ "", "", NULL, 0 }
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};
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char *
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hdc_get_name(int hdc)
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{
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return(controllers[hdc].name);
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}
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char *
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hdc_get_internal_name(int hdc)
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{
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return(controllers[hdc].internal_name);
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}
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int
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hdc_get_flags(int hdc)
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{
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return(controllers[hdc].device->flags);
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}
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int
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hdc_available(int hdc)
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{
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return(device_available(controllers[hdc].device));
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}
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int
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hdc_current_is_mfm(void)
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{
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return(controllers[hdc_current].is_mfm);
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}
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void
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hdc_init(char *name)
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{
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int c;
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if (machines[machine].flags & MACHINE_HAS_IDE) return;
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for (c=0; controllers[c].device; c++) {
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if (! strcmp(name, controllers[c].internal_name)) {
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hdc_current = c;
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if (strcmp(name, "none")) {
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device_add(controllers[c].device);
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return;
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}
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}
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}
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}
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