Int 13/AH=13h

HARD DISK - DRIVE DIAGNOSTIC (XT,PS)

AH = 13h
DL = drive number (80h = first, 81h = second hard disk)

Return:
CF set on error
CF clear if successful
AH = status code (see #00234 at AH=01h)
AL = 00h

See Also: AH=12h"HARD DISK" - AH=14h"HARD DISK"

Category: Bios - Int 13h - H

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