main()
{
int base,value,rc;
char str[80];
setbuf(stdout,NULL);
/* I/O access from 000h to FFFh */
rc=DosPortAccess(0,0,0x000,0xFFF);
if (rc) printf("DosPortAccess()=%d\n",rc);
for (;;) {
printf("[I/O] [ADDRESS] [VALUE] ? ");
gets(str);
strupr(str);
switch (str[0]) {
case 'I':sscanf(&str[1],"%x",&base);
value=RPORT(base);
printf("%02X\n",value);
break;
case 'O':sscanf(&str[1],"%x %x",&base,&value);
WPORT(base,value);
break;
default: printf("What?\n");
break;
}
}
}
void FreePorts( unsigned first, unsigned last )
{
DosPortAccess( 0, 1, first, last );
}
unsigned AccessPorts( unsigned first, unsigned last )
{
DosPortAccess( 0, 0, first, last );
return( 1 );
}
