Int 15/AH=A0h

IBM SurePath BIOS - ACCESS LOADABLE-ABIOS SIGNATURE

AH = A0h
AL = function
00h get loadable-ABIOS signature
Return:
BL = signature value
00h loadable-ABIOS prompting not required
A1h loadable-ABIOS prompting is required
01h write loadable-ABIOS signature
BL = new signature value
00h loadable-ABIOS prompting not required
A1h loadable-ABIOS prompting is required

Return:
CF clear if successful
CF set on error
AH = status
00h successful
01h invalid subfunction
02h unable to read/write signature
86h function not supported

Note: IBM classifies this function as optional

See Also: AH=08h"IBM"

Category: Bios - Int 15h - I

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