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AX = DB04h
Return:
CF clear if supported BL:BH:DL:DH = BIOS revision string (e.g. 'AX1 ' for v1.00.05.AX1, 'AV0M' for v1.00.03.AV0M)CL = flag:
DH valid? 00h ignore DH; ignore DL as well if 20h (space) 01h ignore DH if 20h (space) CH = BIOS status 00h normal mode 01h ROM recovery mode AL = ??? (02h)
Note: Used by FMUP.EXE, Intel's Flash Memory Update utility
See Also: AX=DA05h - AX=DA15h - AX=DA8Ch - AX=DB00h -
Category: Vendor-specific BIOS Extensions - Int 15h - A
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