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15C4

Category: BIOS

INT 15 - SYSTEM - PROGRAMMABLE OPTION SELECT (PS50+)

	AH = C4h
	AL = subfunction
	    00h return base POS register address
	    01h enable selected slot for setup
		BL = slot number (1 to 8)
	    02h disable setup for all slots (enable adapter)
Return: CF set on error
	DX = base POS register address (if subfunction 00h)
SeeAlso: AH=C6h

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  Copyright 2000   by Ralf Brown     Updated Jul 2000