55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include "msdos.h"
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#include "wine.h"
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int do_int13(struct sigcontext_struct *context)
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{
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switch((context->sc_eax >> 8) & 0xff)
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{
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case 0x00: /* RESET DISK SYSTEM */
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case 0x04: /* VERIFY DISK SECTOR(S) */
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EAX = (EAX & 0xffff00ff);
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break;
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case 0x05: /* FORMAT TRACK */
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EAX = (EAX & 0xffff00ff) | 0x0c;
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SetCflag;
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break;
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case 0x06: /* FORMAT TRACK AND SET BAD SECTOR FLAGS */
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case 0x07: /* FORMAT DRIVE STARTING AT GIVEN TRACK */
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EAX = (EAX & 0xffff00ff) | 0x0c;
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break;
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case 0x08: /* GET DRIVE PARAMETERS */
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EAX = (EAX & 0xffff00ff) | ((EDX & 0x00000080)? 0x07: 0x01);
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SetCflag;
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break;
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case 0x09: /* INITIALIZE CONTROLLER WITH DRIVE PARAMETERS */
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case 0x0c: /* SEEK TO CYLINDER */
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case 0x0d: /* RESET HARD DISKS */
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case 0x10: /* CHECK IF DRIVE READY */
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case 0x11: /* RECALIBRATE DRIVE */
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case 0x14: /* CONTROLLER INTERNAL DIAGNOSTIC */
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EAX = (EAX & 0xffff00ff);
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break;
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case 0x0e: /* READ SECTOR BUFFER (XT only) */
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case 0x0f: /* WRITE SECTOR BUFFER (XT only) */
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case 0x12: /* CONTROLLER RAM DIAGNOSTIC (XT,PS) */
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case 0x13: /* DRIVE DIAGNOSTIC (XT,PS) */
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EAX = (EAX & 0xffff00ff) | 0x01;
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SetCflag;
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break;
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default:
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IntBarf(0x13, context);
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};
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return 1;
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}
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