1 files changed, 1891 insertions, 0 deletions

diff --git a/src/audio/music1.asm b/src/audio/music1.asm
new file mode 100755
index 0000000..0e1767b
--- /dev/null
+++ b/src/audio/music1.asm
@@ -0,0 +1,1891 @@
+SetupSound_Ext:: ; f4000 (3d:4000)
+	jp Func_f407d
+
+SoundTimerHandler_Ext:: ; f4003 (3d:4003)
+	jp Func_f40e9
+
+Func_f4006:: ; f4006 (3d:4006)
+	jp Func_f4021
+
+Func_f4009:: ; f4009 (3d:4009)
+	jp Func_f402d
+
+Func_f400c:: ; f400c (3d:400c)
+	jp Func_f404e
+
+Func_f400f:: ; f400f (3d:400f)
+	jp Func_f4052
+
+Func_f4012:: ; f4012 (3d:4012)
+	jp Func_f405c
+
+Func_f4015:: ; f4015 (3d:4015)
+	jp Func_f4066
+
+Func_f4018:: ; f4018 (3d:4018)
+	jp Func_f406f
+
+Func_f401b:: ; f401b (3d:401b)
+	jp Func_f49c4
+
+Func_f401e:: ; f401e (3d:401e)
+	jp Func_f49d0
+
+Func_f4021: ; f4021 (3d:4021)
+	push hl
+	ld hl, NumberOfSongs1
+	cp [hl]
+	jr nc, .asm_f402b
+	ld [$dd80], a
+.asm_f402b
+	pop hl
+	ret
+
+Func_f402d: ; f402d (3d:402d)
+	push bc
+	push hl
+	ld b, $0
+	ld c, a
+	or a
+	jr z, .asm_f4043
+	ld hl, Unknown_f4e85
+	add hl, bc
+	ld b, [hl]
+	ld a, [$dd83]
+	or a
+	jr z, .asm_f4043
+	cp b
+	jr c, .asm_f404b
+.asm_f4043
+	ld a, b
+	ld [$dd83], a
+	ld a, c
+	ld [$dd82], a
+.asm_f404b
+	pop hl
+	pop bc
+	ret
+
+Func_f404e: ; f404e (3d:404e)
+	ld [$ddf0], a
+	ret
+
+Func_f4052: ; f4052 (3d:4052)
+	ld a, [$dd80]
+	cp $80
+	ld a, $1
+	ret nz
+	xor a
+	ret
+
+Func_f405c: ; f405c (3d:405c)
+	ld a, [$dd82]
+	cp $80
+	ld a, $1
+	ret nz
+	xor a
+	ret
+
+Func_f4066: ; f4066 (3d:4066)
+	ld a, [$ddf2]
+	xor $1
+	ld [$ddf2], a
+	ret
+
+Func_f406f: ; f406f (3d:406f)
+	push bc
+	push af
+	and $7
+	ld b, a
+	swap b
+	or b
+	ld [$ddf1], a
+	pop af
+	pop bc
+	ret
+
+Func_f407d: ; f407d (3d:407d)
+	xor a
+	ld [rNR52], a
+	ld a, $80
+	ld [rNR52], a
+	ld a, $77
+	ld [rNR50], a
+	ld a, $ff
+	ld [rNR51], a
+	ld a, $3d
+	ld [$dd81], a
+	ld a, $80
+	ld [$dd80], a
+	ld [$dd82], a
+	ld a, $77
+	ld [$ddf1], a
+	xor a
+	ld [$dd8c], a
+	ld [$de53], a
+	ld [wMusicWaveChange], a
+	ld [$ddef], a
+	ld [$ddf0], a
+	ld [$ddf2], a
+	dec a
+	ld [wMusicDC], a
+	ld de, $0001
+	ld bc, $0000
+.asm_f40bb
+	ld hl, wMusicIsPlaying
+	add hl, bc
+	ld [hl], d
+	ld hl, wMusicTie
+	add hl, bc
+	ld [hl], d
+	ld hl, $ddb3
+	add hl, bc
+	ld [hl], d
+	ld hl, wMusicEC
+	add hl, bc
+	ld [hl], d
+	ld hl, wMusicE8
+	add hl, bc
+	ld [hl], d
+	inc c
+	ld a, c
+	cp $4
+	jr nz, .asm_f40bb
+	ld hl, Unknown_f4c20
+	ld bc, wMusicReturnAddress
+	ld d, $8
+.asm_f40e2
+	ld a, [hli]
+	ld [bc], a
+	inc bc
+	dec d
+	jr nz, .asm_f40e2
+	ret
+
+Func_f40e9: ; f40e9 (3d:40e9)
+	call Func_f42a4
+	call Func_f411c
+	ld hl, Func_fc003
+	call Bankswitch3dTo3f
+	ld a, [$dd81]
+	ld [hBankROM], a
+	ld [MBC3RomBank], a
+	ld a, [$ddf2]
+	cp $0
+	jr z, .asm_f4109
+	call Func_f4980
+	jr .asm_f4115
+.asm_f4109
+	call Func_f42a5
+	call Func_f430a
+	call Func_f436f
+	call Func_f43ce
+.asm_f4115
+	call Func_f4866
+	call Func_f49b1
+	ret
+
+Func_f411c: ; f411c (3d:411c)
+	ld a, [$dd80]
+	rla
+	jr c, .asm_f4133
+	call Func_f414b
+	ld a, [$dd80]
+	call Music1_PlaySong
+	ld a, [$dd80]
+	or $80
+	ld [$dd80], a
+.asm_f4133
+	ld a, [$dd82]
+	rla
+	jr c, .asm_f414a
+	ld a, [$dd82]
+	ld hl, Func_fc000
+	call Bankswitch3dTo3f
+	ld a, [$dd82]
+	or $80
+	ld [$dd82], a
+.asm_f414a
+	ret
+
+Func_f414b: ; f414b (3d:414b)
+	ld a, [$dd8c]
+	ld d, a
+	xor a
+	ld [wMusicIsPlaying], a
+	bit 0, d
+	jr nz, .asm_f415f
+	ld a, $8
+	ld [rNR12], a
+	swap a
+	ld [rNR14], a
+.asm_f415f
+	xor a
+	ld [$dd8e], a
+	bit 1, d
+	jr nz, .asm_f416f
+	ld a, $8
+	ld [rNR22], a
+	swap a
+	ld [rNR24], a
+.asm_f416f
+	xor a
+	ld [$dd90], a
+	bit 3, d
+	jr nz, .asm_f417f
+	ld a, $8
+	ld [rNR42], a
+	swap a
+	ld [rNR44], a
+.asm_f417f
+	xor a
+	ld [$dd8f], a
+	bit 2, d
+	jr nz, .asm_f418b
+	ld a, $0
+	ld [rNR32], a
+.asm_f418b
+	ret
+
+; plays the song given by the id in a
+Music1_PlaySong: ; f418c (3d:418c)
+	push af
+	ld c, a
+	ld b, $0
+	ld hl, SongBanks1
+	add hl, bc
+	ld a, [hl]
+	ld [$dd81], a
+	ld [hBankROM], a
+	ld [MBC3RomBank], a
+	pop af
+	add a
+	ld c, a
+	ld b, $0
+	ld hl, SongHeaderPointers1
+	add hl, bc
+	ld e, [hl]
+	inc hl
+	ld h, [hl]
+	ld l, e
+	ld e, [hl]
+	inc hl
+	ld b, h
+	ld c, l
+	rr e
+	jr nc, .asm_f41eb
+	ld a, [bc]
+	inc bc
+	ld [$dd95], a
+	ld [wMusicMainLoop], a
+	ld a, [bc]
+	inc bc
+	ld [$dd96], a
+	ld [$dd9e], a
+	ld a, $1
+	ld [$ddbb], a
+	ld [wMusicIsPlaying], a
+	xor a
+	ld [wMusicTie], a
+	ld [wMusicE4], a
+	ld [wMusicE8], a
+	ld [wMusicVibratoDelay], a
+	ld [wMusicEC], a
+	ld a, [Unknown_f4c20]
+	ld [wMusicReturnAddress], a
+	ld a, [Unknown_f4c20 + 1]
+	ld [$ddf4], a
+	ld a, $8
+	ld [wMusicE9], a
+.asm_f41eb
+	rr e
+	jr nc, .asm_f4228
+	ld a, [bc]
+	inc bc
+	ld [$dd97], a
+	ld [$dd9f], a
+	ld a, [bc]
+	inc bc
+	ld [$dd98], a
+	ld [$dda0], a
+	ld a, $1
+	ld [$ddbc], a
+	ld [$dd8e], a
+	xor a
+	ld [$dd92], a
+	ld [$ddeb], a
+	ld [$ddc0], a
+	ld [$dde0], a
+	ld [$ddcc], a
+	ld a, [Unknown_f4c20 + 2]
+	ld [$ddf5], a
+	ld a, [Unknown_f4c20 + 3]
+	ld [$ddf6], a
+	ld a, $8
+	ld [$ddc8], a
+.asm_f4228
+	rr e
+	jr nc, .asm_f4265
+	ld a, [bc]
+	inc bc
+	ld [$dd99], a
+	ld [$dda1], a
+	ld a, [bc]
+	inc bc
+	ld [$dd9a], a
+	ld [$dda2], a
+	ld a, $1
+	ld [$ddbd], a
+	ld [$dd8f], a
+	xor a
+	ld [$dd93], a
+	ld [$ddec], a
+	ld [$ddc1], a
+	ld [$dde1], a
+	ld [$ddcd], a
+	ld a, [Unknown_f4c20 + 4]
+	ld [$ddf7], a
+	ld a, [Unknown_f4c20 + 5]
+	ld [$ddf8], a
+	ld a, $40
+	ld [$ddc9], a
+.asm_f4265
+	rr e
+	jr nc, .asm_f429f
+	ld a, [bc]
+	inc bc
+	ld [$dd9b], a
+	ld [$dda3], a
+	ld a, [bc]
+	inc bc
+	ld [$dd9c], a
+	ld [$dda4], a
+	ld a, $1
+	ld [$ddbe], a
+	ld [$dd90], a
+	xor a
+	ld [$dd94], a
+	ld [$ddc2], a
+	ld [$dde2], a
+	ld [$ddce], a
+	ld a, [Unknown_f4c20 + 6]
+	ld [$ddf9], a
+	ld a, [Unknown_f4c20 + 7]
+	ld [$ddfa], a
+	ld a, $40
+	ld [$ddca], a
+.asm_f429f
+	xor a
+	ld [$ddf2], a
+	ret
+
+Func_f42a4: ; f42a4 (3d:42a4)
+	ret
+
+Func_f42a5: ; f42a5 (3d:42a5)
+	ld a, [wMusicIsPlaying]
+	or a
+	jr z, .asm_f42fa
+	ld a, [$ddb7]
+	cp $0
+	jr z, .asm_f42d4
+	ld a, [$ddc3]
+	dec a
+	ld [$ddc3], a
+	jr nz, .asm_f42d4
+	ld a, [$ddbb]
+	cp $1
+	jr z, .asm_f42d4
+	ld a, [$dd8c]
+	bit 0, a
+	jr nz, .asm_f42d4
+	ld hl, rNR12
+	ld a, [wMusicE9]
+	ld [hli], a
+	inc hl
+	ld a, $80
+	ld [hl], a
+.asm_f42d4
+	ld a, [$ddbb]
+	dec a
+	ld [$ddbb], a
+	jr nz, .asm_f42f4
+	ld a, [$dd96]
+	ld h, a
+	ld a, [$dd95]
+	ld l, a
+	ld bc, $0000
+	call Music1_PlayNextNote
+	ld a, [wMusicIsPlaying]
+	or a
+	jr z, .asm_f42fa
+	call Func_f4714
+.asm_f42f4
+	ld a, $0
+	call Func_f485a
+	ret
+.asm_f42fa
+	ld a, [$dd8c]
+	bit 0, a
+	jr nz, .asm_f4309
+	ld a, $8
+	ld [rNR12], a
+	swap a
+	ld [rNR14], a
+.asm_f4309
+	ret
+
+Func_f430a: ; f430a (3d:430a)
+	ld a, [$dd8e]
+	or a
+	jr z, .asm_f435f
+	ld a, [$ddb8]
+	cp $0
+	jr z, .asm_f4339
+	ld a, [$ddc4]
+	dec a
+	ld [$ddc4], a
+	jr nz, .asm_f4339
+	ld a, [$ddbc]
+	cp $1
+	jr z, .asm_f4339
+	ld a, [$dd8c]
+	bit 1, a
+	jr nz, .asm_f4339
+	ld hl, rNR22
+	ld a, [$ddc8]
+	ld [hli], a
+	inc hl
+	ld a, $80
+	ld [hl], a
+.asm_f4339
+	ld a, [$ddbc]
+	dec a
+	ld [$ddbc], a
+	jr nz, .asm_f4359
+	ld a, [$dd98]
+	ld h, a
+	ld a, [$dd97]
+	ld l, a
+	ld bc, $0001
+	call Music1_PlayNextNote
+	ld a, [$dd8e]
+	or a
+	jr z, .asm_f435f
+	call Func_f475a
+.asm_f4359
+	ld a, $1
+	call Func_f485a
+	ret
+.asm_f435f
+	ld a, [$dd8c]
+	bit 1, a
+	jr nz, .asm_f436e
+	ld a, $8
+	ld [rNR22], a
+	swap a
+	ld [rNR24], a
+.asm_f436e
+	ret
+
+Func_f436f: ; f436f (3d:436f)
+	ld a, [$dd8f]
+	or a
+	jr z, .asm_f43be
+	ld a, [$ddb9]
+	cp $0
+	jr z, .asm_f4398
+	ld a, [$ddc5]
+	dec a
+	ld [$ddc5], a
+	jr nz, .asm_f4398
+	ld a, [$dd8c]
+	bit 2, a
+	jr nz, .asm_f4398
+	ld a, [$ddbd]
+	cp $1
+	jr z, .asm_f4398
+	ld a, [$ddc9]
+	ld [rNR32], a
+.asm_f4398
+	ld a, [$ddbd]
+	dec a
+	ld [$ddbd], a
+	jr nz, .asm_f43b8
+	ld a, [$dd9a]
+	ld h, a
+	ld a, [$dd99]
+	ld l, a
+	ld bc, $0002
+	call Music1_PlayNextNote
+	ld a, [$dd8f]
+	or a
+	jr z, .asm_f43be
+	call Func_f479c
+.asm_f43b8
+	ld a, $2
+	call Func_f485a
+	ret
+.asm_f43be
+	ld a, [$dd8c]
+	bit 2, a
+	jr nz, .asm_f43cd
+	ld a, $0
+	ld [rNR32], a
+	ld a, $80
+	ld [rNR34], a
+.asm_f43cd
+	ret
+
+Func_f43ce: ; f43ce (3d:43ce)
+	ld a, [$dd90]
+	or a
+	jr z, .asm_f4400
+	ld a, [$ddbe]
+	dec a
+	ld [$ddbe], a
+	jr nz, .asm_f43f6
+	ld a, [$dd9c]
+	ld h, a
+	ld a, [$dd9b]
+	ld l, a
+	ld bc, $0003
+	call Music1_PlayNextNote
+	ld a, [$dd90]
+	or a
+	jr z, .asm_f4400
+	call Func_f480a
+	jr .asm_f4413
+.asm_f43f6
+	ld a, [$ddef]
+	or a
+	jr z, .asm_f4413
+	call Func_f4839
+	ret
+.asm_f4400
+	ld a, [$dd8c]
+	bit 3, a
+	jr nz, .asm_f4413
+	xor a
+	ld [$ddef], a
+	ld a, $8
+	ld [rNR42], a
+	swap a
+	ld [rNR44], a
+.asm_f4413
+	ret
+
+Music1_PlayNextNote: ; f4414 (3d:4414)
+	ld a, [hli]
+	push hl
+	push af
+	cp $d0
+	jr c, Music1_note
+	sub $d0
+	add a
+	ld e, a
+	ld d, $0
+	ld hl, Music1_CommandTable
+	add hl, de
+	ld e, [hl]
+	inc hl
+	ld d, [hl]
+	ld h, d
+	ld l, e
+	pop af
+	jp [hl]
+
+Music1_CommandTable: ; f442c (3d:442c)
+	dw Music1_speed
+	dw Music1_octave
+	dw Music1_octave
+	dw Music1_octave
+	dw Music1_octave
+	dw Music1_octave
+	dw Music1_octave
+	dw Music1_inc_octave
+	dw Music1_dec_octave
+	dw Music1_tie
+	dw Music1_end
+	dw Music1_end
+	dw Music1_musicdc
+	dw Music1_MainLoop
+	dw Music1_EndMainLoop
+	dw Music1_Loop
+	dw Music1_EndLoop
+	dw Music1_jp
+	dw Music1_call
+	dw Music1_ret
+	dw Music1_musice4
+	dw Music1_duty
+	dw Music1_volume
+	dw Music1_wave
+	dw Music1_musice8
+	dw Music1_musice9
+	dw Music1_vibrato_type
+	dw Music1_vibrato_delay
+	dw Music1_musicec
+	dw Music1_musiced
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+	dw Music1_end
+
+Music1_note: ; f448c (3d:448c)
+	push af
+	ld a, [hl]
+	ld e, a
+	ld hl, wMusicTie
+	add hl, bc
+	ld a, [hl]
+	cp $80
+	jr z, .asm_f44b0
+	ld [hl], $1
+	xor a
+	ld hl, $dddb
+	add hl, bc
+	ld [hl], a
+	ld hl, $dde3
+	add hl, bc
+	ld [hl], a
+	inc [hl]
+	ld hl, wMusicVibratoType2
+	add hl, bc
+	ld a, [hl]
+	ld hl, wMusicVibratoType
+	add hl, bc
+	ld [hl], a
+.asm_f44b0
+	pop af
+	push de
+	ld hl, wMusicSpeed
+	add hl, bc
+	ld d, [hl]
+	and $f
+	inc a
+	cp d
+	jr nc, .asm_f44c0
+	ld e, a
+	ld a, d
+	ld d, e
+.asm_f44c0
+	ld e, a
+.asm_f44c1
+	dec d
+	jr z, .asm_f44c7
+	add e
+	jr .asm_f44c1
+.asm_f44c7
+	ld hl, $ddbb
+	add hl, bc
+	ld [hl], a
+	pop de
+	ld d, a
+	ld a, e
+	cp $d9
+	ld a, d
+	jr z, .asm_f44fb
+	ld e, a
+	ld hl, wMusicE8
+	add hl, bc
+	ld a, [hl]
+	cp $8
+	ld d, a
+	ld a, e
+	jr z, .asm_f44fb
+	push hl
+	push bc
+	ld b, $0
+	ld c, a
+	ld hl, $0000
+.asm_f44e8
+	add hl, bc
+	dec d
+	jr nz, .asm_f44e8
+	srl h
+	rr l
+	srl h
+	rr l
+	srl h
+	rr l
+	ld a, l
+	pop bc
+	pop hl
+.asm_f44fb
+	ld hl, $ddc3
+	add hl, bc
+	ld [hl], a
+	pop af
+	and $f0
+	ld hl, $ddb7
+	add hl, bc
+	ld [hl], a
+	or a
+	jr nz, .asm_f450e
+	jp .asm_f458e
+.asm_f450e
+	swap a
+	dec a
+	ld h, a
+	ld a, $3
+	cp c
+	ld a, h
+	jr z, .asm_f451a
+	jr .asm_f4564
+.asm_f451a
+	push af
+	ld hl, wMusicOctave
+	add hl, bc
+	ld a, [hl]
+	ld d, a
+	sla a
+	add d
+	sla a
+	sla a
+	sla a
+	ld e, a
+	pop af
+	ld hl, Music1_NoiseInstruments
+	add a
+	ld d, c
+	ld c, a
+	add hl, bc
+	ld c, e
+	add hl, bc
+	ld c, d
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+	ld a, [hli]
+	ld d, a
+	ld a, [wMusicDC]
+	and $77
+	or d
+	ld [wMusicDC], a
+	ld de, $ddab
+	ld a, [hli]
+	ld [de], a
+	inc de
+	ld a, [hli]
+	ld [de], a
+	inc de
+	ld b, [hl]
+	inc hl
+	ld a, [hli]
+	ld [de], a
+	inc de
+	ld a, b
+	ld [de], a
+	ld b, $0
+	ld a, l
+	ld d, h
+	ld hl, $dded
+	ld [hli], a
+	ld [hl], d
+	ld a, $1
+	ld [$ddef], a
+	jr .asm_f458e
+.asm_f4564
+	ld hl, $dda5
+	add hl, bc
+	add hl, bc
+	push hl
+	ld hl, wMusicOctave
+	add hl, bc
+	ld e, [hl]
+	ld d, $0
+	ld hl, Unknown_f4c28
+	add hl, de
+	add a
+	ld e, [hl]
+	add e
+	ld hl, wMusicEC
+	add hl, bc
+	ld e, [hl]
+	add e
+	add e
+	ld e, a
+	ld hl, Unknown_f4c30
+	add hl, de
+	ld a, [hli]
+	ld e, a
+	ld d, [hl]
+	call Func_f4967
+	pop hl
+	ld a, e
+	ld [hli], a
+	ld [hl], d
+.asm_f458e
+	pop de
+	ld hl, $dd95
+	add hl, bc
+	add hl, bc
+	ld [hl], e
+	inc hl
+	ld [hl], d
+	ret
+
+Music1_speed: ; f4598 (3d:4598)
+	pop hl
+	ld a, [hli]
+	push hl
+	ld hl, wMusicSpeed
+	add hl, bc
+	ld [hl], a
+	jp Music1_PlayNextNote_pop
+
+Music1_octave: ; f45a3 (3d:45a3)
+	and $7
+	dec a
+	ld hl, wMusicOctave
+	add hl, bc
+	push af
+	ld a, c
+	cp $2
+	jr nz, .asm_f45b6
+	pop af
+	inc a
+	ld [hl], a
+	jp Music1_PlayNextNote_pop
+.asm_f45b6
+	pop af
+	ld [hl], a
+	jp Music1_PlayNextNote_pop
+
+Music1_inc_octave: ; f45bb (3d:45bb)
+	ld hl, wMusicOctave
+	add hl, bc
+	inc [hl]
+	jp Music1_PlayNextNote_pop
+
+Music1_dec_octave: ; f45c3 (3d:45c3)
+	ld hl, wMusicOctave
+	add hl, bc
+	dec [hl]
+	jp Music1_PlayNextNote_pop
+
+Music1_tie: ; f45cb (3d:45cb)
+	ld hl, wMusicTie
+	add hl, bc
+	ld [hl], $80
+	jp Music1_PlayNextNote_pop
+
+Music1_musicdc: ; f45d4 (3d:45d4)
+	pop hl
+	ld a, [hli]
+	push hl
+	push bc
+	inc c
+	ld e, $ee
+.asm_f45db
+	dec c
+	jr z, .asm_f45e3
+	rlca
+	rlc e
+	jr .asm_f45db
+.asm_f45e3
+	ld d, a
+	ld hl, wMusicDC
+	ld a, [hl]
+	and e
+	or d
+	ld [hl], a
+	pop bc
+	jp Music1_PlayNextNote_pop
+
+Music1_MainLoop: ; f45ef (3d:45ef)
+	pop de
+	push de
+	dec de
+	ld hl, wMusicMainLoop
+	add hl, bc
+	add hl, bc
+	ld [hl], e
+	inc hl
+	ld [hl], d
+	jp Music1_PlayNextNote_pop
+
+Music1_EndMainLoop: ; f45fd (3d:45fd)
+	pop hl
+	ld hl, wMusicMainLoop
+	add hl, bc
+	add hl, bc
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+	jp Music1_PlayNextNote
+
+Music1_Loop: ; f4609 (3d:4609)
+	pop de
+	ld a, [de]
+	inc de
+	push af
+	call Music1_GetReturnAddress
+	ld [hl], e
+	inc hl
+	ld [hl], d
+	inc hl
+	pop af
+	ld [hl], a
+	inc hl
+	push de
+	call Music1_SetReturnAddress
+	jp Music1_PlayNextNote_pop
+
+Music1_EndLoop: ; f461e (3d:461e)
+	call Music1_GetReturnAddress
+	dec hl
+	ld a, [hl]
+	dec a
+	jr z, .asm_f4630
+	ld [hld], a
+	ld d, [hl]
+	dec hl
+	ld e, [hl]
+	pop hl
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+.asm_f4630
+	dec hl
+	dec hl
+	call Music1_SetReturnAddress
+	jp Music1_PlayNextNote_pop
+
+Music1_jp: ; f4638 (3d:4638)
+	pop hl
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+	jp Music1_PlayNextNote
+
+Music1_call: ; f463f (3d:463f)
+	call Music1_GetReturnAddress
+	pop de
+	ld a, e
+	ld [hli], a
+	ld a, d
+	ld [hli], a
+	ld a, [de]
+	ld b, a
+	inc de
+	ld a, [de]
+	ld d, a
+	ld e, b
+	ld b, $0
+	push de
+	call Music1_SetReturnAddress
+	jp Music1_PlayNextNote_pop
+
+Music1_ret: ; f4656 (3d:4656)
+	pop de
+	call Music1_GetReturnAddress
+	dec hl
+	ld a, [hld]
+	ld e, [hl]
+	ld d, a
+	inc de
+	inc de
+	push de
+	call Music1_SetReturnAddress
+	jp Music1_PlayNextNote_pop
+
+Music1_musice4: ; f4667 (3d:4667)
+	pop de
+	ld a, [de]
+	inc de
+	ld hl, wMusicE4
+	add hl, bc
+	ld [hl], a
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+
+Music1_duty: ; f4674 (3d:4674)
+	pop de
+	ld a, [de]
+	and $c0
+	inc de
+	ld hl, wMusicDuty
+	add hl, bc
+	ld [hl], a
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+
+Music1_volume: ; f4683 (3d:4683)
+	pop de
+	ld a, [de]
+	inc de
+	ld hl, wMusicVolume
+	add hl, bc
+	ld [hl], a
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+
+Music1_wave: ; f4690 (3d:4690)
+	pop de
+	ld a, [de]
+	inc de
+	ld [wMusicWave], a
+	ld a, $1
+	ld [wMusicWaveChange], a
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+
+Music1_musice8: ; f46a0 (3d:46a0)
+	pop de
+	ld a, [de]
+	inc de
+	ld hl, wMusicE8
+	add hl, bc
+	ld [hl], a
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+
+Music1_musice9: ; f46ad (3d:46ad)
+	pop de
+	ld a, [de]
+	inc de
+	ld hl, wMusicE9
+	add hl, bc
+	ld [hl], a
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+
+Music1_vibrato_type: ; f46ba (3d:46ba)
+	pop de
+	ld a, [de]
+	inc de
+	ld hl, wMusicVibratoType
+	add hl, bc
+	ld [hl], a
+	ld hl, wMusicVibratoType2
+	add hl, bc
+	ld [hl], a
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+
+Music1_vibrato_delay: ; f46cc (3d:46cc)
+	pop de
+	ld a, [de]
+	inc de
+	ld hl, wMusicVibratoDelay
+	add hl, bc
+	ld [hl], a
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+
+Music1_musicec: ; f46d9 (3d:46d9)
+	pop de
+	ld a, [de]
+	inc de
+	ld hl, wMusicEC
+	add hl, bc
+	ld [hl], a
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+
+Music1_musiced: ; f46e6 (3d:46e6)
+	pop de
+	ld a, [de]
+	inc de
+	ld hl, wMusicEC
+	add hl, bc
+	add [hl]
+	ld [hl], a
+	ld h, d
+	ld l, e
+	jp Music1_PlayNextNote
+
+Music1_end: ; f46f4 (3d:46f4)
+	ld hl, wMusicIsPlaying
+	add hl, bc
+	ld [hl], $0
+	pop hl
+	ret
+
+; returns the address where the address to
+; return to is stored for the current channel
+Music1_GetReturnAddress: ; f46fc (3d:46fc)
+	ld hl, wMusicReturnAddress
+	add hl, bc
+	add hl, bc
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+	ret
+
+; puts the address in hl where the address to
+; return to is stored for the currentchannel
+Music1_SetReturnAddress: ; f4705 (3d:4705)
+	ld d, h
+	ld e, l
+	ld hl, wMusicReturnAddress
+	add hl, bc
+	add hl, bc
+	ld [hl], e
+	inc hl
+	ld [hl], d
+	ret
+
+Music1_PlayNextNote_pop ; f4710 (3d:4710)
+	pop hl
+	jp Music1_PlayNextNote
+
+Func_f4714: ; f4714 (3d:4714)
+	ld a, [$dd8c]
+	bit 0, a
+	jr nz, .asm_f4749
+	ld a, [$ddb7]
+	cp $0
+	jr z, .asm_f474a
+	ld d, $0
+	ld hl, wMusicTie
+	ld a, [hl]
+	cp $80
+	jr z, .asm_f4733
+	ld a, [wMusicVolume]
+	ld [rNR12], a
+	ld d, $80
+.asm_f4733
+	ld [hl], $2
+	ld a, $8
+	ld [rNR10], a
+	ld a, [wMusicDuty]
+	ld [rNR11], a
+	ld a, [$dda5]
+	ld [rNR13], a
+	ld a, [$dda6]
+	or d
+	ld [rNR14], a
+.asm_f4749
+	ret
+.asm_f474a
+	ld hl, wMusicTie
+	ld [hl], $0
+	ld hl, rNR12
+	ld a, $8
+	ld [hli], a
+	inc hl
+	swap a
+	ld [hl], a
+	ret
+
+Func_f475a: ; f475a (3d:475a)
+	ld a, [$dd8c]
+	bit 1, a
+	jr nz, .asm_f478b
+	ld a, [$ddb8]
+	cp $0
+	jr z, .asm_f478c
+	ld d, $0
+	ld hl, $dd92
+	ld a, [hl]
+	cp $80
+	jr z, .asm_f4779
+	ld a, [$dde8]
+	ld [rNR22], a
+	ld d, $80
+.asm_f4779
+	ld [hl], $2
+	ld a, [$dd87]
+	ld [rNR21], a
+	ld a, [$dda7]
+	ld [rNR23], a
+	ld a, [$dda8]
+	or d
+	ld [rNR24], a
+.asm_f478b
+	ret
+.asm_f478c
+	ld hl, $dd92
+	ld [hl], $0
+	ld hl, rNR22
+	ld a, $8
+	ld [hli], a
+	inc hl
+	swap a
+	ld [hl], a
+	ret
+
+Func_f479c: ; f479c (3d:479c)
+	ld a, [$dd8c]
+	bit 2, a
+	jr nz, .asm_f47e0
+	ld d, $0
+	ld a, [wMusicWaveChange]
+	or a
+	jr z, .asm_f47b3
+	xor a
+	ld [rNR30], a
+	call Func_f47ea
+	ld d, $80
+.asm_f47b3
+	ld a, [$ddb9]
+	cp $0
+	jr z, .asm_f47e1
+	ld hl, $dd93
+	ld a, [hl]
+	cp $80
+	jr z, .asm_f47cc
+	ld a, [$dde9]
+	ld [rNR32], a
+	xor a
+	ld [rNR30], a
+	ld d, $80
+.asm_f47cc
+	ld [hl], $2
+	xor a
+	ld [rNR31], a
+	ld a, [$dda9]
+	ld [rNR33], a
+	ld a, $80
+	ld [rNR30], a
+	ld a, [$ddaa]
+	or d
+	ld [rNR34], a
+.asm_f47e0
+	ret
+.asm_f47e1
+	ld hl, wMusicTie
+	ld [hl], $0
+	xor a
+	ld [rNR30], a
+	ret
+
+Func_f47ea: ; f479c (3d:47ea)
+	ld a, [wMusicWave]
+	add a
+	ld d, $0
+	ld e, a
+	ld hl, Music1_WaveInstruments
+	add hl, de
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+	ld b, d
+	ld de, $ff30
+.asm_f47fc
+	ld a, [hli]
+	ld [de], a
+	inc de
+	inc b
+	ld a, b
+	cp $10
+	jr nz, .asm_f47fc
+	xor a
+	ld [wMusicWaveChange], a
+	ret
+
+Func_f480a: ; f480a (3d:480a)
+	ld a, [$dd8c]
+	bit 3, a
+	jr nz, .asm_f4829
+	ld a, [$ddba]
+	cp $0
+	jr z, asm_f482a
+	ld de, rNR41
+	ld hl, $ddab
+	ld a, [hli]
+	ld [de], a
+	inc e
+	ld a, [hli]
+	ld [de], a
+	inc e
+	ld a, [hli]
+	ld [de], a
+	inc e
+	ld a, [hli]
+	ld [de], a
+.asm_f4829
+	ret
+asm_f482a
+	xor a
+	ld [$ddef], a
+	ld hl, rNR42
+	ld a, $8
+	ld [hli], a
+	inc hl
+	swap a
+	ld [hl], a
+	ret
+
+Func_f4839: ; f4839 (3d:4839)
+	ld a, [$dd8c]
+	bit 3, a
+	jr z, .asm_f4846
+	xor a
+	ld [$ddef], a
+	jr .asm_f4859
+.asm_f4846
+	ld hl, $dded
+	ld a, [hli]
+	ld d, [hl]
+	ld e, a
+	ld a, [de]
+	cp $ff
+	jr nz, .asm_f4853
+	jr asm_f482a
+.asm_f4853
+	ld [rNR43], a
+	inc de
+	ld a, d
+	ld [hld], a
+	ld [hl], e
+.asm_f4859
+	ret
+
+Func_f485a: ; f485a (3d:485a)
+	push af
+	ld b, $0
+	ld c, a
+	call Func_f4898
+	pop af
+	call Func_f490b
+	ret
+
+Func_f4866: ; f4866 (3d:4866)
+	ld a, [$ddf1]
+	ld [rNR50], a
+	ld a, [$dd8c]
+	or a
+	ld hl, wMusicDC
+	ld a, [hli]
+	jr z, .asm_f4888
+	ld a, [$dd8c]
+	and $f
+	ld d, a
+	swap d
+	or d
+	ld d, a
+	xor $ff
+	ld e, a
+	ld a, [hld]
+	and d
+	ld d, a
+	ld a, [hl]
+	and e
+	or d
+.asm_f4888
+	ld d, a
+	ld a, [$ddf0]
+	xor $ff
+	and $f
+	ld e, a
+	swap e
+	or e
+	and d
+	ld [rNR51], a
+	ret
+
+Func_f4898: ; f4898 (3d:4898)
+	ld hl, wMusicVibratoDelay
+	add hl, bc
+	ld a, [hl]
+	cp $0
+	jr z, .asm_f4902
+	ld hl, $dde3
+	add hl, bc
+	cp [hl]
+	jr z, .asm_f48ab
+	inc [hl]
+	jr .asm_f4902
+.asm_f48ab
+	ld hl, wMusicVibratoType
+	add hl, bc
+	ld e, [hl]
+	ld d, $0
+	ld hl, Music1_VibratoTypes
+	add hl, de
+	add hl, de
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+	push hl
+	ld hl, $dddb
+	add hl, bc
+	ld d, $0
+	ld e, [hl]
+	inc [hl]
+	pop hl
+	add hl, de
+	ld a, [hli]
+	cp $80
+	jr z, .asm_f48ee
+	ld hl, $dda5
+	add hl, bc
+	add hl, bc
+	ld e, [hl]
+	inc hl
+	ld d, [hl]
+	bit 7, a
+	jr nz, .asm_f48df
+	add e
+	ld e, a
+	ld a, $0
+	adc d
+	and $7
+	ld d, a
+	ret
+.asm_f48df
+	xor $ff
+	inc a
+	push bc
+	ld c, a
+	ld a, e
+	sub c
+	ld e, a
+	ld a, d
+	sbc b
+	and $7
+	ld d, a
+	pop bc
+	ret
+.asm_f48ee
+	push hl
+	ld hl, $dddb
+	add hl, bc
+	ld [hl], $0
+	pop hl
+	ld a, [hl]
+	cp $80
+	jr z, .asm_f48ab
+	ld hl, wMusicVibratoType
+	add hl, bc
+	ld [hl], a
+	jr .asm_f48ab
+.asm_f4902
+	ld hl, $dda5
+	add hl, bc
+	add hl, bc
+	ld e, [hl]
+	inc hl
+	ld d, [hl]
+	ret
+
+Func_f490b: ; f490b (3d:490b)
+	cp $0
+	jr nz, .asm_f492c
+	ld a, [wMusicVibratoDelay]
+	cp $0
+	jr z, .asm_f4966
+	ld a, [$dd8c]
+	bit 0, a
+	jr nz, .asm_f4966
+	ld a, e
+	ld [rNR13], a
+	ld a, [rNR11]
+	and $c0
+	ld [rNR11], a
+	ld a, d
+	and $3f
+	ld [rNR14], a
+	ret
+.asm_f492c
+	cp $1
+	jr nz, .asm_f494b
+	ld a, [$dde0]
+	cp $0
+	jr z, .asm_f4966
+	ld a, [$dd8c]
+	bit 1, a
+	jr nz, .asm_f4966
+	ld a, e
+	ld [rNR23], a
+	ld a, [rNR21]
+	and $c0
+	ld [rNR21], a
+	ld a, d
+	ld [rNR24], a
+	ret
+.asm_f494b
+	cp $2
+	jr nz, .asm_f4966
+	ld a, [$dde1]
+	cp $0
+	jr z, .asm_f4966
+	ld a, [$dd8c]
+	bit 2, a
+	jr nz, .asm_f4966
+	ld a, e
+	ld [rNR33], a
+	xor a
+	ld [rNR31], a
+	ld a, d
+	ld [rNR34], a
+.asm_f4966
+	ret
+
+Func_f4967: ; f4967 (3d:4967)
+	ld hl, wMusicE4
+	add hl, bc
+	ld a, [hl]
+	bit 7, a
+	jr nz, .asm_f4976
+	add e
+	ld e, a
+	ld a, d
+	adc b
+	ld d, a
+	ret
+.asm_f4976
+	xor $ff
+	ld h, a
+	ld a, e
+	sub h
+	ld e, a
+	ld a, d
+	sbc b
+	ld d, a
+	ret
+
+Func_f4980: ; f4980 (3d:4980)
+	ld a, [$dd8c]
+	ld d, a
+	bit 0, d
+	jr nz, .asm_f4990
+	ld a, $8
+	ld [rNR12], a
+	swap a
+	ld [rNR14], a
+.asm_f4990
+	bit 1, d
+	jr nz, .asm_f499c
+	swap a
+	ld [rNR22], a
+	swap a
+	ld [rNR24], a
+.asm_f499c
+	bit 3, d
+	jr nz, .asm_f49a8
+	swap a
+	ld [rNR42], a
+	swap a
+	ld [rNR44], a
+.asm_f49a8
+	bit 2, d
+	jr nz, .asm_f49b0
+	ld a, $0
+	ld [rNR32], a
+.asm_f49b0
+	ret
+
+Func_f49b1: ; f49b1 (3d:49b1)
+	ld hl, wMusicIsPlaying
+	xor a
+	add [hl]
+	inc hl
+	add [hl]
+	inc hl
+	add [hl]
+	inc hl
+	add [hl]
+	or a
+	ret nz
+	ld a, $80
+	ld [$dd80], a
+	ret
+
+Func_f49c4: ; f49c4 (3d:49c4)
+	di
+	call Func_f4980
+	call Func_f49dc
+	call Func_f414b
+	ei
+	ret
+
+Func_f49d0: ; f49d0 (3d:49d0)
+	di
+	call Func_f4980
+	call Func_f414b
+	call Func_f4b01
+	ei
+	ret
+
+Func_f49dc: ; f49dc (3d:49dc)
+	ld a, [$dd80]
+	ld [$de55], a
+	ld a, [$dd81]
+	ld [$de56], a
+	ld a, [wMusicDC]
+	ld [$de57], a
+	ld hl, wMusicDuty
+	ld de, $de58
+	ld a, $4
+	call Music1_CopyData
+	ld a, [wMusicWave]
+	ld [$de5c], a
+	ld a, [wMusicWaveChange]
+	ld [$de5d], a
+	ld hl, wMusicIsPlaying
+	ld de, $de5e
+	ld a, $4
+	call Music1_CopyData
+	ld hl, wMusicTie
+	ld de, $de62
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $dd95
+	ld de, $de66
+	ld a, $8
+	call Music1_CopyData
+	ld hl, wMusicMainLoop
+	ld de, $de6e
+	ld a, $8
+	call Music1_CopyData
+	ld a, [$ddab]
+	ld [$de76], a
+	ld a, [$ddac]
+	ld [$de77], a
+	ld hl, wMusicOctave
+	ld de, $de78
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $ddb3
+	ld de, $de7c
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $ddb7
+	ld de, $de80
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $ddbb
+	ld de, $de84
+	ld a, $4
+	call Music1_CopyData
+	ld hl, wMusicE8
+	ld de, $de88
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $ddc3
+	ld de, $de8c
+	ld a, $4
+	call Music1_CopyData
+	ld hl, wMusicE9
+	ld de, $de90
+	ld a, $4
+	call Music1_CopyData
+	ld hl, wMusicEC
+	ld de, $de94
+	ld a, $4
+	call Music1_CopyData
+	ld hl, wMusicSpeed
+	ld de, $de98
+	ld a, $4
+	call Music1_CopyData
+	ld hl, wMusicVibratoType2
+	ld de, $de9c
+	ld a, $4
+	call Music1_CopyData
+	ld hl, wMusicVibratoDelay
+	ld de, $dea0
+	ld a, $4
+	call Music1_CopyData
+	ld a, $0
+	ld [$dddb], a
+	ld [$dddc], a
+	ld [$dddd], a
+	ld [$ddde], a
+	ld hl, wMusicVolume
+	ld de, $dea4
+	ld a, $3
+	call Music1_CopyData
+	ld hl, wMusicE4
+	ld de, $dea7
+	ld a, $3
+	call Music1_CopyData
+	ld hl, $dded
+	ld de, $deaa
+	ld a, $2
+	call Music1_CopyData
+	ld a, $0
+	ld [$deac], a
+	ld hl, wMusicReturnAddress
+	ld de, $dead
+	ld a, $8
+	call Music1_CopyData
+	ld hl, $ddfb
+	ld de, $deb5
+	ld a, $30
+	call Music1_CopyData
+	ret
+
+Func_f4b01: ; f4b01 (3d:4b01)
+	ld a, [$de55]
+	ld [$dd80], a
+	ld a, [$de56]
+	ld [$dd81], a
+	ld a, [$de57]
+	ld [wMusicDC], a
+	ld hl, $de58
+	ld de, wMusicDuty
+	ld a, $4
+	call Music1_CopyData
+	ld a, [$de5c]
+	ld [wMusicWave], a
+	ld a, $1
+	ld [wMusicWaveChange], a
+	ld hl, $de5e
+	ld de, wMusicIsPlaying
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de62
+	ld de, wMusicTie
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de66
+	ld de, $dd95
+	ld a, $8
+	call Music1_CopyData
+	ld hl, $de6e
+	ld de, wMusicMainLoop
+	ld a, $8
+	call Music1_CopyData
+	ld a, [$de76]
+	ld [$ddab], a
+	ld a, [$de77]
+	ld [$ddac], a
+	ld hl, $de78
+	ld de, wMusicOctave
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de7c
+	ld de, $ddb3
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de80
+	ld de, $ddb7
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de84
+	ld de, $ddbb
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de88
+	ld de, wMusicE8
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de8c
+	ld de, $ddc3
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de90
+	ld de, wMusicE9
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de94
+	ld de, wMusicEC
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de98
+	ld de, wMusicSpeed
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $de9c
+	ld de, wMusicVibratoType2
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $dea0
+	ld de, wMusicVibratoDelay
+	ld a, $4
+	call Music1_CopyData
+	ld hl, $dea4
+	ld de, wMusicVolume
+	ld a, $3
+	call Music1_CopyData
+	ld hl, $dea7
+	ld de, wMusicE4
+	ld a, $3
+	call Music1_CopyData
+	ld hl, $deaa
+	ld de, $dded
+	ld a, $2
+	call Music1_CopyData
+	ld a, [$deac]
+	ld [$ddef], a
+	ld hl, $dead
+	ld de, wMusicReturnAddress
+	ld a, $8
+	call Music1_CopyData
+	ld hl, $deb5
+	ld de, $ddfb
+	ld a, $30
+	call Music1_CopyData
+	ret
+
+; copies a bytes from hl to de
+Music1_CopyData: ; f4c18 (3d:4c18)
+	ld c, a
+.asm_f4c19
+	ld a, [hli]
+	ld [de], a
+	inc de
+	dec c
+	jr nz, .asm_f4c19
+	ret
+
+Unknown_f4c20: ; f4c20 (3d:4c20)
+INCBIN "baserom.gbc",$f4c20,$f4c28 - $f4c20
+
+Unknown_f4c28: ; f4c28 (3d:4c28)
+INCBIN "baserom.gbc",$f4c28,$f4c30 - $f4c28
+
+Unknown_f4c30: ; f4c30 (3d:4c30)
+INCBIN "baserom.gbc",$f4c30,$f4cda - $f4c30
+
+Music1_WaveInstruments: ; f4cda (3d:4cda)
+INCLUDE "audio/wave_instruments.asm"
+
+Music1_NoiseInstruments: ; f4d34 (3d:4d34)
+INCLUDE "audio/noise_instruments.asm"
+
+Music1_VibratoTypes: ; f4dde (3d:4dde)
+INCLUDE "audio/vibrato_types.asm"
+
+Unknown_f4e85: ; f4e85 (3d:4e85)
+INCBIN "baserom.gbc",$f4e85,$f4ee5 - $f4e85
+
+INCLUDE "audio/music1_headers.asm"
+
+INCLUDE "audio/music/titlescreen.asm"
+INCLUDE "audio/music/dueltheme1.asm"
+INCLUDE "audio/music/dueltheme2.asm"
+INCLUDE "audio/music/dueltheme3.asm"
+INCLUDE "audio/music/pausemenu.asm"
+INCLUDE "audio/music/deckmachine.asm"
+INCLUDE "audio/music/cardpop.asm"
+INCLUDE "audio/music/overworld.asm"
+INCLUDE "audio/music/matchstart1.asm"
+INCLUDE "audio/music/matchstart2.asm"
+INCLUDE "audio/music/matchstart3.asm"
+INCLUDE "audio/music/matchvictory.asm"
+INCLUDE "audio/music/matchloss.asm"
+INCLUDE "audio/music/darkdiddly.asm"
+INCLUDE "audio/music/boosterpack.asm"
+INCLUDE "audio/music/medal.asm"
+
+rept $138
+db $ff
+endr