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Fixed unit select code in atapi_probe (PC98 specific).

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kato 1997-01-17 16:58:38 +00:00
parent 36e3910a7d
commit eedeab40af
1 changed files with 4 additions and 0 deletions
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4
sys/i386/isa/atapi.c
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@ -365,7 +365,11 @@ static struct atapi_params *atapi_probe (int port, int unit)
print(("unit = %d,select %d\n",unit,unit%2));
#endif
/* Wait for controller not busy. */
#ifdef PC98
outb (port + AR_DRIVE, unit / 2 ? ARD_DRIVE1 : ARD_DRIVE0);
#else
outb (port + AR_DRIVE, unit ? ARD_DRIVE1 : ARD_DRIVE0);
#endif
if (atapi_wait (port, 0) < 0) {
print (("atapiX.%d at 0x%x: controller busy, status=%b\n",
unit, port, inb (port + AR_STATUS), ARS_BITS));