174 lines
3.1 KiB
C
174 lines
3.1 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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* Common code to handle all sorts of hard disk images.
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*
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* Version: @(#)hdd.c 1.0.6 2017/11/01
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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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*
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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 "../86box.h"
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#include "../ui.h"
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#include "hdd.h"
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hard_disk_t hdd[HDD_NUM];
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int
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hdd_init(void)
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{
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/* Clear all global data. */
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memset(hdd, 0x00, sizeof(hdd));
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return(0);
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}
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int
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hdd_string_to_bus(char *str, int cdrom)
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{
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if (! strcmp(str, "none"))
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return(HDD_BUS_DISABLED);
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if (! strcmp(str, "mfm")) {
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if (cdrom) {
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no_cdrom:
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ui_msgbox(MBX_ERROR, (wchar_t *)IDS_4114);
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return(0);
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}
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return(HDD_BUS_MFM);
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}
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/* FIXME: delete 'rll' in a year or so.. --FvK */
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if (!strcmp(str, "esdi") || !strcmp(str, "rll")) {
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if (cdrom) goto no_cdrom;
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return(HDD_BUS_ESDI);
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}
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if (! strcmp(str, "ide_pio_only"))
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return(HDD_BUS_IDE_PIO_ONLY);
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if (! strcmp(str, "ide"))
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return(HDD_BUS_IDE_PIO_ONLY);
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if (! strcmp(str, "atapi_pio_only"))
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return(HDD_BUS_IDE_PIO_ONLY);
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if (! strcmp(str, "atapi"))
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return(HDD_BUS_IDE_PIO_ONLY);
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if (! strcmp(str, "eide"))
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return(HDD_BUS_IDE_PIO_ONLY);
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if (! strcmp(str, "xtide"))
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return(HDD_BUS_XTIDE);
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if (! strcmp(str, "atide"))
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return(HDD_BUS_IDE_PIO_ONLY);
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if (! strcmp(str, "ide_pio_and_dma"))
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return(HDD_BUS_IDE_PIO_AND_DMA);
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if (! strcmp(str, "atapi_pio_and_dma"))
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return(HDD_BUS_IDE_PIO_AND_DMA);
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if (! strcmp(str, "scsi"))
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return(HDD_BUS_SCSI);
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if (! strcmp(str, "removable")) {
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if (cdrom) goto no_cdrom;
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return(HDD_BUS_SCSI_REMOVABLE);
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}
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if (! strcmp(str, "scsi_removable")) {
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if (cdrom) goto no_cdrom;
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return(HDD_BUS_SCSI_REMOVABLE);
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}
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if (! strcmp(str, "removable_scsi")) {
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if (cdrom) goto no_cdrom;
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return(HDD_BUS_SCSI_REMOVABLE);
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}
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if (! strcmp(str, "usb"))
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ui_msgbox(MBX_ERROR, (wchar_t *)IDS_4110);
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return(0);
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}
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char *
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hdd_bus_to_string(int bus, int cdrom)
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{
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char *s = "none";
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switch (bus) {
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case HDD_BUS_DISABLED:
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default:
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break;
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case HDD_BUS_MFM:
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s = "mfm";
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break;
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case HDD_BUS_XTIDE:
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s = "xtide";
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break;
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case HDD_BUS_ESDI:
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s = "esdi";
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break;
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case HDD_BUS_IDE_PIO_ONLY:
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s = cdrom ? "atapi_pio_only" : "ide_pio_only";
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break;
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case HDD_BUS_IDE_PIO_AND_DMA:
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s = cdrom ? "atapi_pio_and_dma" : "ide_pio_and_dma";
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break;
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case HDD_BUS_SCSI:
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s = "scsi";
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break;
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case HDD_BUS_SCSI_REMOVABLE:
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s = "scsi_removable";
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break;
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}
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return(s);
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}
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int
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hdd_is_valid(int c)
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{
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if (hdd[c].bus == HDD_BUS_DISABLED) return(0);
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if ((wcslen(hdd[c].fn) == 0) &&
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(hdd[c].bus != HDD_BUS_SCSI_REMOVABLE)) return(0);
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if ((hdd[c].tracks==0) || (hdd[c].hpc==0) || (hdd[c].spt==0)) return(0);
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return(1);
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}
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