Fix ADD HL,xx.
[fpgaboy.git] / bootrom.asm
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1 SECTION "b",HOME[$100]
2boot: jr .running ; $0100
3 nop ; $0102
4 nop ; $0103
5 ;Nintendo Logo ; $0104
6 DB $CE,$ED,$66,$66,$CC,$0D,$00,$0B,$03,$73,$00,$83,$00,$0C,$00,$0D
7 DB $00,$08,$11,$1F,$88,$89,$00,$0E,$DC,$CC,$6E,$E6,$DD,$DD,$D9,$99
8 DB $BB,$BB,$67,$63,$6E,$0E,$EC,$CC,$DD,$DC,$99,$9F,$BB,$B9,$33,$3E
9 ;$0134
10 DB $00,$E7,$00,$00,$00,$00,$00,$00, $00,$00,$00,$00,$00,$00,$00,$00
11 ;$0144
12 DB $00,$00,$00,$00,$00,$00,$00,$00, $00,$00,$00,$00,$00,$00,$00,$00
13.running:
14 ld a, $FF
15 ld [$FF51], A
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16 ld a, $00
17 ld [$FF25], a
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18.diq: ld A, [$FF51]
19 cp 0
20 jr z, .diq
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21 ld a, 0
22 LD [$FF40],A
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23 jp $0000
24
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