INT 10 - ATI Mach64 BIOS - GET ???

	AX = A012h
Return: AH = 00h (successful)
	AL = ??? (00h)
	BX = ??? (0000h)
	CX = ??? (0000h)
	DX = ??? (02ECh)
Note:	NOP in All-in-Wonder 128 BIOS
SeeAlso: AX=A000h,AX=A002h