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LCD:: ; 41b (0:041b)
push af
ld a, [hLCDCPointer]
and a
jr z, .done
push hl
ld a, [rLY]
ld l, a
ld h, wLYOverrides >> 8
ld h, [hl]
ld a, [hLCDCPointer]
ld l, a
ld a, h
ld h, rSCY >> 8
ld [hl], a
pop hl
.done
pop af
reti
DisableLCD::
; Turn the LCD off
; Don't need to do anything if the LCD is already off
ld a, [rLCDC]
bit 7, a
ret z
xor a
ld [rIF], a
ld a, [rIE]
ld b, a
; Disable VBlank
res 0, a
ld [rIE], a
.wait
; Wait until VBlank would normally happen
ld a, [rLY]
cp 145
jr nz, .wait
ld a, [rLCDC]
and %01111111
ld [rLCDC], a
xor a
ld [rIF], a
ld a, b
ld [rIE], a
ret
EnableLCD::
ld a, [rLCDC]
set 7, a
ld [rLCDC], a
ret
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