Int 48  - Western Digital Wd1002-27x Superbios - Drive Data (not A Vector  [b]


Note:  the second WD1002-27X controller in a system uses the low byte to
     store the number of drives controlled by the second controller,
     and the high word for temporary storage during track recalculation;
     the first controller uses offsets 74h-77h in the BIOS data area
     (see MEMORY.LST) to store data

See Also: INT 47"SuperBIOS"