INT 13 - HARD DISK - INITIALIZE CONTROLLER WITH DRIVE PARAMETERS (AT,PS)
        AH = 09h
        DL = drive (80h for first, 81h for second)
Return: CF clear if successful
        CF set on error
        AH = status (see AH=01h)
Notes:  on the PC and XT, this function uses the parameter table pointed at by
          INT 41
        on the AT and later, this function uses the parameter table pointed at
          by INT 41 if DL=80h, and the parameter table pointed at by INT 46 if
          DL=81h
SeeAlso: INT 46