summaryrefslogtreecommitdiff
path: root/home/farcall.asm
blob: 68f8ab0dab5ac678665a4ac2794b2458f8e078dc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
SECTION "Farcall", ROM0[$2FA8]

FarCall_hl:: ; 2fa8
    push af
    ld a, b
    ld [wFarCallBCBuffer], a
    ld a, c
    ld [wFarCallBCBuffer + 1], a
    pop af
    ld b, a
    ldh a, [hROMBank]
    push af
    ld a, b
    call Bankswitch
    ld bc, .return
    push bc
    push hl
    ld a, [wFarCallBCBuffer]
    ld b, a
    ld a, [wFarCallBCBuffer + 1]
    ld c, a
    ret

.return
    ld a, b
    ld [wFarCallBCBuffer], a
    ld a, c
    ld [wFarCallBCBuffer + 1], a
    pop bc
    ld a, b
    call Bankswitch
    ld a, [wFarCallBCBuffer]
    ld b, a
    ld a, [wFarCallBCBuffer + 1]
    ld c, a
    ret