Int 10 Fn 12  - Cirrus Logic Bios - Get Design Revision Code               [V]

   AH = 12h
   BL = 82h

Return: AL = chip revision
   AH = ??? (AFh for v1.01)

See Also: AH=12h/BL=80h,AH=12h/BL=81h,#0656 at INT 1A/AX=B102h