pokecrystal-board/engine/events/checksave.asm
2020-06-17 17:03:38 -04:00

21 lines
279 B
NASM

CheckSave::
ld a, BANK(sCheckValue1) ; aka BANK(sCheckValue2)
call OpenSRAM
ld a, [sCheckValue1]
ld b, a
ld a, [sCheckValue2]
ld c, a
call CloseSRAM
ld a, b
cp SAVE_CHECK_VALUE_1
jr nz, .ok
ld a, c
cp SAVE_CHECK_VALUE_2
jr nz, .ok
ld c, $1
ret
.ok
ld c, $0
ret