INT 10 - Paradise VGA - ???

	AX = 007Fh
	BH = A5h
	BL = ???
	    bits 3-0: ??? (0-4)
	    bits 5,4: ???
	???
Return: BH = status (00h failed or not supported, 7Fh successful)
	???
Note:	this function is supported by the 1993/5/14 ROM for the Dell 486D