kep-hack/home/copy.asm
2020-07-03 19:59:41 -04:00

25 lines
353 B
NASM

FarCopyData::
; Copy bc bytes from a:hl to de.
ld [wBuffer], a
ld a, [hLoadedROMBank]
push af
ld a, [wBuffer]
ld [hLoadedROMBank], a
ld [MBC1RomBank], a
call CopyData
pop af
ld [hLoadedROMBank], a
ld [MBC1RomBank], a
ret
CopyData::
; Copy bc bytes from hl to de.
ld a, [hli]
ld [de], a
inc de
dec bc
ld a, c
or b
jr nz, CopyData
ret