home/lcd.asm


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DisableLCD::
	xor a
	ld [rIF], a
	ld a, [rIE]
	ld b, a
	res 0, a
	ld [rIE], a

.wait
	ld a, [rLY]
	cp LY_VBLANK
	jr nz, .wait

	ld a, [rLCDC]
	and $ff ^ rLCDC_ENABLE_MASK
	ld [rLCDC], a
	ld a, b
	ld [rIE], a
	ret

EnableLCD::
	ld a, [rLCDC]
	set rLCDC_ENABLE, a
	ld [rLCDC], a
	ret