C > Hardware Interaction Through C sample source codes

 Program for reading the disk's data onto the buffer

Program for reading the disk's data onto the buffer #include<stdio.h> #include<conio.h> #include<dos.h> void main(void) { clrscr(); union REGS regs; struct SREGS sregs; char buff[1000]; int i; regs.h.ah = 2; regs.h.al = 1; regs.h.ch = 1; regs.h.dh = 0; regs.h.cl = 1; regs.h.dl = 0x80; regs.x.bx = FP_OFF(buff); sregs.es = FP_SEG(buff); int86x(0x13,®s,®s,&sregs); printf(" regs.x.cflag - %d",regs.x.cflag); printf(" regs.h.ah - %d",regs.h.ah); printf(" regs.h.al - %d",regs.h.al); printf(" Buff - %c",buff); getch(); }



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