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152303

Category: BIOS
Flags: Undocumented function

INT 15 - IBM BIOS - SMART ENERGY SYSTEM - ???

	AX = 2303h
	BX = ??? ('x')
	DX = 'y' and 'z'
		bits 15-7 = 'y'
		bits 6-3 unused
		bits 2-0 = 'z'
	DI = ??? (0352h)
Return: ???
Notes:	performs graphics functions, writes to segment A000h and VGA I/O ports
	IBM classifies this function as optional

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