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-rw-r--r--asm/code_800B5F0.s1508
-rw-r--r--asm/music.s1178
-rw-r--r--include/m4a.h25
-rwxr-xr-xld_script.txt2
-rw-r--r--src/music.c14
-rw-r--r--src/music_pre.c281
6 files changed, 1490 insertions, 1518 deletions
diff --git a/asm/code_800B5F0.s b/asm/code_800B5F0.s
index 020ff3a..cb44c31 100644
--- a/asm/code_800B5F0.s
+++ b/asm/code_800B5F0.s
@@ -773,1512 +773,4 @@ _0800BD00: .4byte 0x04000050
_0800BD04: .4byte gUnknown_202D7FC
thumb_func_end UpdateBGControlRegisters
- thumb_func_start sub_800BD08
-sub_800BD08:
- push {r4,lr}
- ldr r1, _0800BDA8
- ldrh r2, [r1, 0xA]
- ldr r4, _0800BDAC
- adds r0, r4, 0
- ands r0, r2
- strh r0, [r1, 0xA]
- ldrh r2, [r1, 0xA]
- ldr r3, _0800BDB0
- adds r0, r3, 0
- ands r0, r2
- strh r0, [r1, 0xA]
- ldrh r0, [r1, 0xA]
- adds r1, 0xC
- ldrh r2, [r1, 0xA]
- adds r0, r4, 0
- ands r0, r2
- strh r0, [r1, 0xA]
- ldrh r2, [r1, 0xA]
- adds r0, r3, 0
- ands r0, r2
- strh r0, [r1, 0xA]
- ldrh r0, [r1, 0xA]
- adds r1, 0xC
- ldrh r2, [r1, 0xA]
- adds r0, r4, 0
- ands r0, r2
- strh r0, [r1, 0xA]
- ldrh r2, [r1, 0xA]
- adds r0, r3, 0
- ands r0, r2
- strh r0, [r1, 0xA]
- ldrh r0, [r1, 0xA]
- ldr r0, _0800BDB4
- ldrh r1, [r0, 0xA]
- ands r4, r1
- strh r4, [r0, 0xA]
- ldrh r1, [r0, 0xA]
- ands r3, r1
- strh r3, [r0, 0xA]
- ldrh r0, [r0, 0xA]
- bl m4aSoundInit
- ldr r0, _0800BDB8
- movs r2, 0
- strh r2, [r0]
- ldr r0, _0800BDBC
- ldr r3, _0800BDC0
- adds r1, r3, 0
- strh r1, [r0]
- ldr r0, _0800BDC4
- strh r1, [r0]
- ldr r1, _0800BDC8
- subs r3, 0x2
- adds r0, r3, 0
- strh r0, [r1]
- ldr r0, _0800BDCC
- strh r2, [r0]
- ldr r0, _0800BDD0
- strh r2, [r0]
- ldr r0, _0800BDD4
- strb r2, [r0]
- ldr r0, _0800BDD8
- movs r4, 0
- movs r2, 0
- movs r1, 0x7
-_0800BD8C:
- strh r2, [r0]
- strh r3, [r0, 0x2]
- strh r2, [r0, 0x4]
- strb r4, [r0, 0x6]
- subs r1, 0x1
- adds r0, 0x8
- cmp r1, 0
- bge _0800BD8C
- bl nullsub_19
- pop {r4}
- pop {r0}
- bx r0
- .align 2, 0
-_0800BDA8: .4byte 0x040000b0
-_0800BDAC: .4byte 0x0000c5ff
-_0800BDB0: .4byte 0x00007fff
-_0800BDB4: .4byte 0x040000d4
-_0800BDB8: .4byte gUnknown_202D688
-_0800BDBC: .4byte gUnknown_202D68A
-_0800BDC0: .4byte 0x000003e7
-_0800BDC4: .4byte gUnknown_202D68C
-_0800BDC8: .4byte gUnknown_202D68E
-_0800BDCC: .4byte gUnknown_202D690
-_0800BDD0: .4byte gUnknown_202D692
-_0800BDD4: .4byte gUnknown_202D694
-_0800BDD8: .4byte gUnknown_3000FD8
- thumb_func_end sub_800BD08
-
- thumb_func_start sub_800BDDC
-sub_800BDDC:
- push {lr}
- bl sub_800BF80
- ldr r0, _0800BDF4
- bl sub_800C298
- ldr r0, _0800BDF8
- bl sub_800C298
- pop {r0}
- bx r0
- .align 2, 0
-_0800BDF4: .4byte 0x000003e6
-_0800BDF8: .4byte 0x000003e5
- thumb_func_end sub_800BDDC
-
- thumb_func_start sub_800BDFC
-sub_800BDFC:
- push {r4-r6,lr}
- lsls r0, 16
- lsrs r4, r0, 16
- adds r6, r4, 0
- adds r0, r4, 0
- bl IsBGSong
- lsls r0, 24
- cmp r0, 0
- beq _0800BE78
- ldr r0, _0800BE40
- cmp r4, r0
- beq _0800BE78
- ldr r5, _0800BE44
- ldrh r0, [r5]
- cmp r4, r0
- bne _0800BE2C
- ldr r0, _0800BE48
- ldrh r0, [r0]
- subs r0, 0x1
- lsls r0, 16
- lsrs r0, 16
- cmp r0, 0x1
- bls _0800BE78
-_0800BE2C:
- adds r0, r4, 0
- bl sub_800CAE0
- lsls r0, 16
- cmp r0, 0
- beq _0800BE4C
- adds r0, r4, 0
- bl nullsub_20
- b _0800BE78
- .align 2, 0
-_0800BE40: .4byte 0x000003e7
-_0800BE44: .4byte gUnknown_202D68A
-_0800BE48: .4byte gUnknown_202D688
-_0800BE4C:
- bl DisableInterrupts
- lsls r0, 24
- lsrs r4, r0, 24
- strh r6, [r5]
- ldr r1, _0800BE80
- movs r0, 0x1
- strb r0, [r1]
- ldr r0, _0800BE84
- ldrh r0, [r0]
- cmp r0, 0
- bne _0800BE70
- ldr r1, _0800BE88
- movs r0, 0x1
- strh r0, [r1]
- adds r0, r6, 0
- bl m4aSongNumStart
-_0800BE70:
- cmp r4, 0
- beq _0800BE78
- bl EnableInterrupts
-_0800BE78:
- pop {r4-r6}
- pop {r0}
- bx r0
- .align 2, 0
-_0800BE80: .4byte gUnknown_202D694
-_0800BE84: .4byte gUnknown_202D690
-_0800BE88: .4byte gUnknown_202D688
- thumb_func_end sub_800BDFC
-
- thumb_func_start sub_800BE8C
-sub_800BE8C:
- push {r4-r7,lr}
- lsls r0, 16
- lsrs r6, r0, 16
- lsls r4, r1, 16
- lsrs r5, r4, 16
- adds r0, r6, 0
- bl IsBGSong
- lsls r0, 24
- cmp r0, 0
- beq _0800BF2E
- ldr r0, _0800BECC
- cmp r6, r0
- beq _0800BF2E
- ldr r0, _0800BED0
- ldrh r0, [r0]
- cmp r6, r0
- bne _0800BEBE
- ldr r0, _0800BED4
- ldrh r0, [r0]
- subs r0, 0x1
- lsls r0, 16
- lsrs r0, 16
- cmp r0, 0x1
- bls _0800BF2E
-_0800BEBE:
- movs r0, 0x80
- lsls r0, 1
- cmp r5, r0
- bls _0800BED8
- movs r5, 0x10
- b _0800BEE0
- .align 2, 0
-_0800BECC: .4byte 0x000003e7
-_0800BED0: .4byte gUnknown_202D68A
-_0800BED4: .4byte gUnknown_202D688
-_0800BED8:
- lsrs r5, r4, 20
- cmp r5, 0
- bne _0800BEE0
- movs r5, 0x1
-_0800BEE0:
- bl DisableInterrupts
- lsls r0, 24
- lsrs r7, r0, 24
- ldr r0, _0800BF34
- strh r6, [r0]
- ldr r1, _0800BF38
- movs r0, 0x1
- strb r0, [r1]
- ldr r0, _0800BF3C
- ldrh r0, [r0]
- cmp r0, 0
- bne _0800BF26
- ldr r0, _0800BF40
- movs r1, 0x1
- strh r1, [r0]
- adds r0, r6, 0
- bl m4aSongNumStart
- ldr r4, _0800BF44
- adds r0, r4, 0
- bl m4aMPlayImmInit
- adds r0, r4, 0
- movs r1, 0xFF
- movs r2, 0
- bl m4aMPlayVolumeControl
- adds r0, r6, 0
- bl m4aSongNumStop
- adds r0, r4, 0
- adds r1, r5, 0
- bl m4aMPlayFadeIn
-_0800BF26:
- cmp r7, 0
- beq _0800BF2E
- bl EnableInterrupts
-_0800BF2E:
- pop {r4-r7}
- pop {r0}
- bx r0
- .align 2, 0
-_0800BF34: .4byte gUnknown_202D68A
-_0800BF38: .4byte gUnknown_202D694
-_0800BF3C: .4byte gUnknown_202D690
-_0800BF40: .4byte gUnknown_202D688
-_0800BF44: .4byte gUnknown_20008F0
- thumb_func_end sub_800BE8C
-
- thumb_func_start sub_800BF48
-sub_800BF48:
- push {r4,lr}
- lsls r0, 16
- lsrs r1, r0, 16
- ldr r0, _0800BF64
- ldrh r4, [r0]
- ldr r0, _0800BF68
- cmp r4, r0
- bne _0800BF70
- adds r0, r1, 0
- bl sub_800BDFC
- ldr r0, _0800BF6C
- strh r4, [r0]
- b _0800BF74
- .align 2, 0
-_0800BF64: .4byte gUnknown_202D68A
-_0800BF68: .4byte 0x000003e7
-_0800BF6C: .4byte gUnknown_202D68C
-_0800BF70:
- ldr r0, _0800BF7C
- strh r1, [r0]
-_0800BF74:
- pop {r4}
- pop {r0}
- bx r0
- .align 2, 0
-_0800BF7C: .4byte gUnknown_202D68C
- thumb_func_end sub_800BF48
-
- thumb_func_start sub_800BF80
-sub_800BF80:
- push {r4,lr}
- bl DisableInterrupts
- lsls r0, 24
- lsrs r4, r0, 24
- ldr r0, _0800BFBC
- ldrh r0, [r0]
- cmp r0, 0
- bne _0800BFA2
- ldr r0, _0800BFC0
- ldrh r1, [r0]
- ldr r0, _0800BFC4
- cmp r1, r0
- beq _0800BFA2
- ldr r0, _0800BFC8
- bl m4aMPlayStop
-_0800BFA2:
- ldr r0, _0800BFC0
- ldr r2, _0800BFC4
- adds r1, r2, 0
- strh r1, [r0]
- ldr r0, _0800BFCC
- strh r1, [r0]
- cmp r4, 0
- beq _0800BFB6
- bl EnableInterrupts
-_0800BFB6:
- pop {r4}
- pop {r0}
- bx r0
- .align 2, 0
-_0800BFBC: .4byte gUnknown_202D690
-_0800BFC0: .4byte gUnknown_202D68A
-_0800BFC4: .4byte 0x000003e7
-_0800BFC8: .4byte gUnknown_20008F0
-_0800BFCC: .4byte gUnknown_202D68C
- thumb_func_end sub_800BF80
-
- thumb_func_start sub_800BFD0
-sub_800BFD0:
- push {r4,r5,lr}
- lsls r1, r0, 16
- movs r0, 0x80
- lsls r0, 17
- cmp r1, r0
- bls _0800BFE0
- movs r4, 0x10
- b _0800BFE8
-_0800BFE0:
- lsrs r4, r1, 20
- cmp r4, 0
- bne _0800BFE8
- movs r4, 0x1
-_0800BFE8:
- bl DisableInterrupts
- lsls r0, 24
- lsrs r5, r0, 24
- ldr r0, _0800C018
- ldrh r0, [r0]
- cmp r0, 0
- bne _0800C03C
- ldr r3, _0800C01C
- ldrh r0, [r3]
- ldr r2, _0800C020
- cmp r0, r2
- beq _0800C044
- ldr r1, _0800C024
- ldrh r0, [r1]
- cmp r0, 0x2
- bne _0800C02C
- movs r0, 0x3
- strh r0, [r1]
- ldr r0, _0800C028
- adds r1, r4, 0
- bl m4aMPlayFadeOut
- b _0800C044
- .align 2, 0
-_0800C018: .4byte gUnknown_202D690
-_0800C01C: .4byte gUnknown_202D68A
-_0800C020: .4byte 0x000003e7
-_0800C024: .4byte gUnknown_202D688
-_0800C028: .4byte gUnknown_20008F0
-_0800C02C:
- strh r2, [r3]
- ldr r0, _0800C038
- bl m4aMPlayStop
- b _0800C044
- .align 2, 0
-_0800C038: .4byte gUnknown_20008F0
-_0800C03C:
- ldr r1, _0800C05C
- ldr r2, _0800C060
- adds r0, r2, 0
- strh r0, [r1]
-_0800C044:
- ldr r1, _0800C064
- ldr r2, _0800C060
- adds r0, r2, 0
- strh r0, [r1]
- cmp r5, 0
- beq _0800C054
- bl EnableInterrupts
-_0800C054:
- pop {r4,r5}
- pop {r0}
- bx r0
- .align 2, 0
-_0800C05C: .4byte gUnknown_202D68A
-_0800C060: .4byte 0x000003e7
-_0800C064: .4byte gUnknown_202D68C
- thumb_func_end sub_800BFD0
-
- thumb_func_start sub_800C068
-sub_800C068:
- ldr r0, _0800C070
- ldrh r0, [r0]
- bx lr
- .align 2, 0
-_0800C070: .4byte gUnknown_202D68A
- thumb_func_end sub_800C068
-
- thumb_func_start sub_800C074
-sub_800C074:
- push {r4-r7,lr}
- mov r7, r8
- push {r7}
- lsls r0, 16
- lsrs r5, r0, 16
- mov r8, r5
- lsls r1, 16
- lsrs r6, r1, 16
- ldr r0, _0800C0FC
- cmp r5, r0
- bne _0800C08C
- b _0800C208
-_0800C08C:
- movs r7, 0x80
- lsls r7, 1
- cmp r6, r7
- bls _0800C096
- adds r6, r7, 0
-_0800C096:
- adds r0, r5, 0
- bl sub_800CACC
- lsls r0, 24
- cmp r0, 0
- bne _0800C0A4
- b _0800C1B0
-_0800C0A4:
- adds r0, r5, 0
- bl sub_800CAE0
- lsls r0, 16
- lsrs r7, r0, 16
- cmp r7, 0x1
- beq _0800C0B4
- b _0800C1D0
-_0800C0B4:
- bl DisableInterrupts
- lsls r0, 24
- lsrs r0, 24
- mov r8, r0
- ldr r6, _0800C100
- strh r5, [r6]
- ldr r4, _0800C104
- ldrh r0, [r4]
- adds r2, r0, 0
- cmp r2, 0
- bne _0800C144
- ldr r0, _0800C108
- ldrh r1, [r0]
- ldr r0, _0800C10C
- cmp r1, r0
- beq _0800C12C
- ldr r0, _0800C110
- ldrh r1, [r0]
- subs r0, r1, 0x1
- lsls r0, 16
- lsrs r0, 16
- cmp r0, 0x1
- bhi _0800C120
- strh r7, [r4]
- ldr r1, _0800C114
- movs r0, 0x10
- strh r0, [r1]
- ldr r0, _0800C118
- strb r2, [r0]
- ldr r0, _0800C11C
- movs r1, 0x1
- bl m4aMPlayFadeOutTemporarily
- b _0800C15E
- .align 2, 0
-_0800C0FC: .4byte 0x000003e5
-_0800C100: .4byte gUnknown_202D68E
-_0800C104: .4byte gUnknown_202D690
-_0800C108: .4byte gUnknown_202D68A
-_0800C10C: .4byte 0x000003e7
-_0800C110: .4byte gUnknown_202D688
-_0800C114: .4byte gUnknown_202D692
-_0800C118: .4byte gUnknown_202D694
-_0800C11C: .4byte gUnknown_20008F0
-_0800C120:
- lsls r0, r1, 16
- lsrs r0, 16
- cmp r0, 0x3
- bne _0800C12C
- movs r0, 0x2
- b _0800C15C
-_0800C12C:
- movs r0, 0x3
- strh r0, [r4]
- ldr r0, _0800C140
- bl m4aMPlayStop
- ldrh r0, [r6]
- bl m4aSongNumStart
- b _0800C15E
- .align 2, 0
-_0800C140: .4byte gUnknown_20008F0
-_0800C144:
- subs r0, 0x1
- lsls r0, 16
- lsrs r0, 16
- cmp r0, 0x1
- bls _0800C15E
- ldr r0, _0800C17C
- bl m4aMPlayStop
- ldrh r0, [r6]
- bl m4aSongNumStart
- movs r0, 0x3
-_0800C15C:
- strh r0, [r4]
-_0800C15E:
- ldr r0, _0800C180
- ldrh r0, [r0]
- cmp r0, 0x26
- bgt _0800C184
- cmp r0, 0x25
- bge _0800C19A
- cmp r0, 0x1A
- blt _0800C1A0
- cmp r0, 0x1F
- ble _0800C19A
- cmp r0, 0x23
- bgt _0800C1A0
- cmp r0, 0x22
- blt _0800C1A0
- b _0800C19A
- .align 2, 0
-_0800C17C: .4byte gUnknown_20008F0
-_0800C180: .4byte gUnknown_202D68A
-_0800C184:
- cmp r0, 0x7A
- beq _0800C19A
- cmp r0, 0x7A
- bgt _0800C196
- cmp r0, 0x77
- bgt _0800C1A0
- cmp r0, 0x75
- blt _0800C1A0
- b _0800C19A
-_0800C196:
- cmp r0, 0x7F
- bne _0800C1A0
-_0800C19A:
- ldr r1, _0800C1AC
- movs r0, 0x1
- strb r0, [r1]
-_0800C1A0:
- mov r0, r8
- cmp r0, 0
- beq _0800C208
- bl EnableInterrupts
- b _0800C208
- .align 2, 0
-_0800C1AC: .4byte gUnknown_202D694
-_0800C1B0:
- adds r0, r5, 0
- bl sub_800CAAC
- lsls r0, 24
- cmp r0, 0
- beq _0800C208
- adds r0, r5, 0
- bl sub_800CAE0
- lsls r0, 16
- lsrs r0, 16
- lsls r2, r0, 3
- ldr r1, _0800C1D8
- adds r4, r2, r1
- cmp r0, 0x1
- bhi _0800C1DC
-_0800C1D0:
- adds r0, r5, 0
- bl nullsub_20
- b _0800C208
- .align 2, 0
-_0800C1D8: .4byte gUnknown_3000FD8
-_0800C1DC:
- bl DisableInterrupts
- lsls r0, 24
- lsrs r5, r0, 24
- mov r0, r8
- bl m4aSongNumStart
- movs r0, 0x1
- strh r0, [r4]
- mov r0, r8
- strh r0, [r4, 0x2]
- cmp r6, r7
- bne _0800C1FA
- movs r0, 0
- b _0800C1FC
-_0800C1FA:
- movs r0, 0x1
-_0800C1FC:
- strb r0, [r4, 0x6]
- strh r6, [r4, 0x4]
- cmp r5, 0
- beq _0800C208
- bl EnableInterrupts
-_0800C208:
- pop {r3}
- mov r8, r3
- pop {r4-r7}
- pop {r0}
- bx r0
- thumb_func_end sub_800C074
-
- thumb_func_start sub_800C214
-sub_800C214:
- push {r4-r7,lr}
- mov r7, r8
- push {r7}
- lsls r0, 16
- lsrs r5, r0, 16
- lsls r1, 16
- lsrs r7, r1, 16
- movs r0, 0x80
- lsls r0, 1
- cmp r7, r0
- bls _0800C22C
- adds r7, r0, 0
-_0800C22C:
- adds r0, r5, 0
- bl sub_800CACC
- lsls r0, 24
- cmp r0, 0
- bne _0800C286
- adds r0, r5, 0
- bl sub_800CAAC
- lsls r0, 24
- cmp r0, 0
- beq _0800C286
- adds r0, r5, 0
- bl sub_800CAE0
- lsls r0, 16
- lsrs r0, 16
- ldr r2, _0800C290
- lsls r1, r0, 1
- adds r1, r0
- lsls r1, 2
- adds r1, r2
- ldr r1, [r1]
- mov r8, r1
- lsls r2, r0, 3
- ldr r1, _0800C294
- adds r4, r2, r1
- cmp r0, 0x1
- bls _0800C286
- bl DisableInterrupts
- lsls r0, 24
- lsrs r6, r0, 24
- ldrh r0, [r4, 0x2]
- cmp r0, r5
- bne _0800C27E
- mov r0, r8
- movs r1, 0xF
- adds r2, r7, 0
- bl m4aMPlayVolumeControl
-_0800C27E:
- cmp r6, 0
- beq _0800C286
- bl EnableInterrupts
-_0800C286:
- pop {r3}
- mov r8, r3
- pop {r4-r7}
- pop {r0}
- bx r0
- .align 2, 0
-_0800C290: .4byte gMPlayTable
-_0800C294: .4byte gUnknown_3000FD8
- thumb_func_end sub_800C214
-
- thumb_func_start sub_800C298
-sub_800C298:
- push {r4-r7,lr}
- mov r7, r10
- mov r6, r9
- mov r5, r8
- push {r5-r7}
- lsls r0, 16
- lsrs r5, r0, 16
- ldr r0, _0800C2F0
- mov r8, r0
- cmp r5, r8
- bne _0800C2FC
- bl DisableInterrupts
- lsls r0, 24
- lsrs r0, 24
- mov r9, r0
- ldr r4, _0800C2F4
- ldr r0, _0800C2F8
- movs r1, 0
- mov r10, r1
- movs r7, 0
- adds r6, r0, 0
- adds r6, 0x18
- movs r5, 0x4
-_0800C2C8:
- ldr r0, [r6]
- bl m4aMPlayStop
- strh r7, [r4]
- mov r2, r8
- strh r2, [r4, 0x2]
- strh r7, [r4, 0x4]
- mov r0, r10
- strb r0, [r4, 0x6]
- adds r6, 0xC
- subs r5, 0x1
- adds r4, 0x8
- cmp r5, 0
- bge _0800C2C8
- mov r1, r9
- cmp r1, 0
- beq _0800C3DE
- bl EnableInterrupts
- b _0800C3DE
- .align 2, 0
-_0800C2F0: .4byte 0x000003e5
-_0800C2F4: .4byte gUnknown_3000FE8
-_0800C2F8: .4byte gMPlayTable
-_0800C2FC:
- adds r0, r5, 0
- bl sub_800CAAC
- lsls r0, 24
- cmp r0, 0
- beq _0800C364
- adds r0, r5, 0
- bl sub_800CAE0
- lsls r0, 16
- lsrs r0, 16
- ldr r2, _0800C330
- lsls r1, r0, 1
- adds r1, r0
- lsls r1, 2
- adds r1, r2
- ldr r7, [r1]
- lsls r2, r0, 3
- ldr r1, _0800C334
- adds r4, r2, r1
- cmp r0, 0x1
- bhi _0800C338
- adds r0, r5, 0
- bl nullsub_21
- b _0800C3DE
- .align 2, 0
-_0800C330: .4byte gMPlayTable
-_0800C334: .4byte gUnknown_3000FD8
-_0800C338:
- bl DisableInterrupts
- lsls r0, 24
- lsrs r6, r0, 24
- ldrh r0, [r4, 0x2]
- cmp r0, r5
- bne _0800C35A
- adds r0, r7, 0
- bl m4aMPlayStop
- movs r1, 0
- movs r0, 0
- strh r0, [r4]
- mov r2, r8
- strh r2, [r4, 0x2]
- strh r0, [r4, 0x4]
- strb r1, [r4, 0x6]
-_0800C35A:
- cmp r6, 0
- beq _0800C3DE
- bl EnableInterrupts
- b _0800C3DE
-_0800C364:
- ldr r0, _0800C398
- cmp r5, r0
- bne _0800C3A8
- bl DisableInterrupts
- lsls r0, 24
- lsrs r4, r0, 24
- ldr r0, _0800C39C
- ldrh r0, [r0]
- cmp r0, 0
- beq _0800C38C
- ldr r1, _0800C3A0
- ldrh r0, [r1]
- cmp r0, r8
- beq _0800C38C
- mov r0, r8
- strh r0, [r1]
- ldr r0, _0800C3A4
- bl m4aMPlayStop
-_0800C38C:
- cmp r4, 0
- beq _0800C3DE
- bl EnableInterrupts
- b _0800C3DE
- .align 2, 0
-_0800C398: .4byte 0x000003e6
-_0800C39C: .4byte gUnknown_202D690
-_0800C3A0: .4byte gUnknown_202D68E
-_0800C3A4: .4byte gUnknown_2000970
-_0800C3A8:
- adds r0, r5, 0
- bl sub_800CACC
- lsls r0, 24
- cmp r0, 0
- beq _0800C3DE
- bl DisableInterrupts
- lsls r0, 24
- lsrs r4, r0, 24
- ldr r0, _0800C3EC
- ldrh r0, [r0]
- cmp r0, 0
- beq _0800C3D6
- ldr r1, _0800C3F0
- ldrh r0, [r1]
- cmp r0, r5
- bne _0800C3D6
- mov r2, r8
- strh r2, [r1]
- ldr r0, _0800C3F4
- bl m4aMPlayStop
-_0800C3D6:
- cmp r4, 0
- beq _0800C3DE
- bl EnableInterrupts
-_0800C3DE:
- pop {r3-r5}
- mov r8, r3
- mov r9, r4
- mov r10, r5
- pop {r4-r7}
- pop {r0}
- bx r0
- .align 2, 0
-_0800C3EC: .4byte gUnknown_202D690
-_0800C3F0: .4byte gUnknown_202D68E
-_0800C3F4: .4byte gUnknown_2000970
- thumb_func_end sub_800C298
-
- thumb_func_start sub_800C3F8
-sub_800C3F8:
- push {r4-r7,lr}
- mov r7, r10
- mov r6, r9
- mov r5, r8
- push {r5-r7}
- lsls r0, 16
- lsrs r4, r0, 16
- lsls r1, 16
- movs r0, 0x80
- lsls r0, 17
- cmp r1, r0
- bls _0800C416
- movs r0, 0x10
- mov r9, r0
- b _0800C422
-_0800C416:
- lsrs r1, 20
- mov r9, r1
- cmp r1, 0
- bne _0800C422
- movs r1, 0x1
- mov r9, r1
-_0800C422:
- ldr r0, _0800C460
- mov r8, r0
- cmp r4, r8
- bne _0800C496
- bl DisableInterrupts
- lsls r0, 24
- lsrs r0, 24
- mov r10, r0
- movs r7, 0x2
- ldr r5, _0800C464
- ldr r0, _0800C468
- adds r6, r0, 0
- adds r6, 0x18
-_0800C43E:
- ldrh r0, [r5, 0x2]
- cmp r0, r8
- beq _0800C47E
- lsls r0, r7, 16
- lsrs r0, 16
- bl sub_800CAF0
- lsls r0, 24
- lsrs r4, r0, 24
- cmp r4, 0
- beq _0800C46C
- ldr r0, [r6]
- mov r1, r9
- bl m4aMPlayFadeOut
- b _0800C47E
- .align 2, 0
-_0800C460: .4byte 0x000003e5
-_0800C464: .4byte gUnknown_3000FE8
-_0800C468: .4byte gMPlayTable
-_0800C46C:
- ldr r0, [r6]
- bl m4aMPlayStop
- strh r4, [r5]
- mov r1, r8
- strh r1, [r5, 0x2]
- strh r4, [r5, 0x4]
- movs r0, 0
- strb r0, [r5, 0x6]
-_0800C47E:
- adds r6, 0xC
- adds r7, 0x1
- adds r5, 0x8
- cmp r7, 0x6
- ble _0800C43E
- mov r1, r10
- cmp r1, 0
- bne _0800C490
- b _0800C5BE
-_0800C490:
- bl EnableInterrupts
- b _0800C5BE
-_0800C496:
- adds r0, r4, 0
- bl sub_800CAAC
- lsls r0, 24
- cmp r0, 0
- beq _0800C508
- adds r0, r4, 0
- bl sub_800CAE0
- lsls r0, 16
- lsrs r4, r0, 16
- lsls r1, r4, 3
- ldr r0, _0800C4E4
- adds r5, r1, r0
- ldr r1, _0800C4E8
- lsls r0, r4, 1
- adds r0, r4
- lsls r0, 2
- adds r0, r1
- ldr r6, [r0]
- bl DisableInterrupts
- lsls r0, 24
- lsrs r7, r0, 24
- ldrh r0, [r5, 0x2]
- cmp r0, r8
- beq _0800C4FE
- adds r0, r4, 0
- bl sub_800CAF0
- lsls r0, 24
- lsrs r4, r0, 24
- cmp r4, 0
- beq _0800C4EC
- adds r0, r6, 0
- mov r1, r9
- bl m4aMPlayFadeOut
- b _0800C4FE
- .align 2, 0
-_0800C4E4: .4byte gUnknown_3000FD8
-_0800C4E8: .4byte gMPlayTable
-_0800C4EC:
- adds r0, r6, 0
- bl m4aMPlayStop
- movs r0, 0
- strh r4, [r5]
- mov r1, r8
- strh r1, [r5, 0x2]
- strh r4, [r5, 0x4]
- strb r0, [r5, 0x6]
-_0800C4FE:
- cmp r7, 0
- beq _0800C5BE
- bl EnableInterrupts
- b _0800C5BE
-_0800C508:
- ldr r0, _0800C53C
- cmp r4, r0
- bne _0800C564
- bl DisableInterrupts
- lsls r0, 24
- lsrs r5, r0, 24
- ldr r0, _0800C540
- ldrh r0, [r0]
- cmp r0, 0
- beq _0800C556
- ldr r4, _0800C544
- ldrh r0, [r4]
- cmp r0, r8
- beq _0800C556
- movs r0, 0x1
- bl sub_800CAF0
- lsls r0, 24
- cmp r0, 0
- beq _0800C54C
- ldr r0, _0800C548
- mov r1, r9
- bl m4aMPlayFadeOut
- b _0800C556
- .align 2, 0
-_0800C53C: .4byte 0x000003e6
-_0800C540: .4byte gUnknown_202D690
-_0800C544: .4byte gUnknown_202D68E
-_0800C548: .4byte gUnknown_2000970
-_0800C54C:
- ldr r0, _0800C560
- bl m4aMPlayStop
- mov r0, r8
- strh r0, [r4]
-_0800C556:
- cmp r5, 0
- beq _0800C5BE
- bl EnableInterrupts
- b _0800C5BE
- .align 2, 0
-_0800C560: .4byte gUnknown_2000970
-_0800C564:
- adds r0, r4, 0
- bl sub_800CACC
- lsls r0, 24
- cmp r0, 0
- beq _0800C5BE
- bl DisableInterrupts
- lsls r0, 24
- lsrs r6, r0, 24
- ldr r0, _0800C5A0
- ldrh r0, [r0]
- cmp r0, 0
- beq _0800C5B6
- ldr r5, _0800C5A4
- ldrh r0, [r5]
- cmp r0, r4
- bne _0800C5B6
- movs r0, 0x1
- bl sub_800CAF0
- lsls r0, 24
- cmp r0, 0
- beq _0800C5AC
- ldr r0, _0800C5A8
- mov r1, r9
- bl m4aMPlayFadeOut
- b _0800C5B6
- .align 2, 0
-_0800C5A0: .4byte gUnknown_202D690
-_0800C5A4: .4byte gUnknown_202D68E
-_0800C5A8: .4byte gUnknown_2000970
-_0800C5AC:
- ldr r0, _0800C5CC
- bl m4aMPlayStop
- mov r1, r8
- strh r1, [r5]
-_0800C5B6:
- cmp r6, 0
- beq _0800C5BE
- bl EnableInterrupts
-_0800C5BE:
- pop {r3-r5}
- mov r8, r3
- mov r9, r4
- mov r10, r5
- pop {r4-r7}
- pop {r0}
- bx r0
- .align 2, 0
-_0800C5CC: .4byte gUnknown_2000970
- thumb_func_end sub_800C3F8
-
- thumb_func_start sub_800C5D0
-sub_800C5D0:
- push {r4,r5,lr}
- lsls r0, 16
- lsrs r4, r0, 16
- adds r5, r4, 0
- adds r0, r4, 0
- bl sub_800CACC
- lsls r0, 24
- cmp r0, 0
- beq _0800C600
- ldr r0, _0800C5F8
- ldrh r0, [r0]
- cmp r0, 0
- beq _0800C630
- ldr r0, _0800C5FC
- ldrh r0, [r0]
- cmp r0, r4
- bne _0800C630
- movs r0, 0x1
- b _0800C632
- .align 2, 0
-_0800C5F8: .4byte gUnknown_202D690
-_0800C5FC: .4byte gUnknown_202D68E
-_0800C600:
- adds r0, r4, 0
- bl sub_800CAAC
- lsls r0, 24
- cmp r0, 0
- beq _0800C630
- adds r0, r4, 0
- bl sub_800CAE0
- lsls r0, 16
- lsrs r0, 16
- lsls r2, r0, 3
- ldr r1, _0800C62C
- adds r2, r1
- cmp r0, 0x1
- bls _0800C630
- ldrh r0, [r2, 0x2]
- cmp r0, r5
- bne _0800C630
- movs r0, 0x1
- b _0800C632
- .align 2, 0
-_0800C62C: .4byte gUnknown_3000FD8
-_0800C630:
- movs r0, 0
-_0800C632:
- pop {r4,r5}
- pop {r1}
- bx r1
- thumb_func_end sub_800C5D0
-
- thumb_func_start SoundVSync
-SoundVSync:
- push {r4,lr}
- bl DisableInterrupts
- adds r4, r0, 0
- lsls r4, 24
- lsrs r4, 24
- bl m4aSoundVSync
- cmp r4, 0
- beq _0800C650
- bl EnableInterrupts
-_0800C650:
- pop {r4}
- pop {r0}
- bx r0
- thumb_func_end SoundVSync
-
- thumb_func_start nullsub_18
-nullsub_18:
- bx lr
- thumb_func_end nullsub_18
-
- thumb_func_start UpdateSound
-UpdateSound:
- push {r4-r7,lr}
- mov r7, r8
- push {r7}
- bl m4aSoundMain
- ldr r4, _0800C680
- ldrh r0, [r4]
- cmp r0, 0
- bne _0800C670
- b _0800C7E0
-_0800C670:
- cmp r0, 0x2
- beq _0800C6C0
- cmp r0, 0x2
- bgt _0800C684
- cmp r0, 0x1
- beq _0800C68E
- b _0800C8A2
- .align 2, 0
-_0800C680: .4byte gUnknown_202D690
-_0800C684:
- cmp r0, 0x3
- beq _0800C700
- cmp r0, 0x4
- beq _0800C730
- b _0800C8A2
-_0800C68E:
- ldr r2, _0800C69C
- ldrh r0, [r2]
- cmp r0, 0
- beq _0800C6A0
- subs r0, 0x1
- strh r0, [r2]
- b _0800C8A2
- .align 2, 0
-_0800C69C: .4byte gUnknown_202D692
-_0800C6A0:
- ldr r3, _0800C6B4
- ldrh r1, [r3]
- ldr r0, _0800C6B8
- cmp r1, r0
- bne _0800C6BC
- movs r0, 0x4
- strh r0, [r4]
- movs r0, 0x20
- strh r0, [r2]
- b _0800C8A2
- .align 2, 0
-_0800C6B4: .4byte gUnknown_202D68E
-_0800C6B8: .4byte 0x000003e5
-_0800C6BC:
- ldrh r0, [r3]
- b _0800C6E4
-_0800C6C0:
- ldr r0, _0800C6F0
- ldrh r1, [r0]
- ldr r0, _0800C6F4
- cmp r1, r0
- beq _0800C6D8
- movs r0, 0
- bl sub_800CAF0
- lsls r0, 24
- cmp r0, 0
- beq _0800C6D8
- b _0800C8A2
-_0800C6D8:
- ldr r2, _0800C6F8
- ldrh r1, [r2]
- ldr r0, _0800C6FC
- cmp r1, r0
- beq _0800C718
- ldrh r0, [r2]
-_0800C6E4:
- bl m4aSongNumStart
- movs r0, 0x3
- strh r0, [r4]
- b _0800C8A2
- .align 2, 0
-_0800C6F0: .4byte gUnknown_202D68A
-_0800C6F4: .4byte 0x000003e7
-_0800C6F8: .4byte gUnknown_202D68E
-_0800C6FC: .4byte 0x000003e5
-_0800C700:
- ldr r0, _0800C724
- ldrh r1, [r0]
- ldr r0, _0800C728
- cmp r1, r0
- beq _0800C718
- movs r0, 0x1
- bl sub_800CAF0
- lsls r0, 24
- cmp r0, 0
- bne _0800C718
- b _0800C8A2
-_0800C718:
- movs r0, 0x4
- strh r0, [r4]
- ldr r1, _0800C72C
- movs r0, 0x20
- strh r0, [r1]
- b _0800C8A2
- .align 2, 0
-_0800C724: .4byte gUnknown_202D68E
-_0800C728: .4byte 0x000003e5
-_0800C72C: .4byte gUnknown_202D692
-_0800C730:
- ldr r0, _0800C74C
- ldrh r1, [r0]
- ldr r0, _0800C750
- cmp r1, r0
- beq _0800C754
- movs r0, 0x1
- bl sub_800CAF0
- lsls r0, 24
- cmp r0, 0
- beq _0800C748
- b _0800C8A2
-_0800C748:
- b _0800C75A
- .align 2, 0
-_0800C74C: .4byte gUnknown_202D68E
-_0800C750: .4byte 0x000003e5
-_0800C754:
- ldr r0, _0800C76C
- bl m4aMPlayStop
-_0800C75A:
- ldr r1, _0800C770
- ldrh r0, [r1]
- adds r2, r0, 0
- cmp r2, 0
- beq _0800C774
- subs r0, 0x1
- strh r0, [r1]
- b _0800C8A2
- .align 2, 0
-_0800C76C: .4byte gUnknown_2000970
-_0800C770: .4byte gUnknown_202D692
-_0800C774:
- ldr r3, _0800C794
- ldrh r1, [r3]
- ldr r0, _0800C798
- cmp r1, r0
- beq _0800C7B4
- ldr r1, _0800C79C
- movs r0, 0x1
- strh r0, [r1]
- ldr r0, _0800C7A0
- ldrb r0, [r0]
- cmp r0, 0
- beq _0800C7A4
- ldrh r0, [r3]
- bl m4aSongNumStart
- b _0800C7BE
- .align 2, 0
-_0800C794: .4byte gUnknown_202D68A
-_0800C798: .4byte 0x000003e7
-_0800C79C: .4byte gUnknown_202D688
-_0800C7A0: .4byte gUnknown_202D694
-_0800C7A4:
- ldr r0, _0800C7B0
- movs r1, 0x4
- bl m4aMPlayFadeIn
- b _0800C7BE
- .align 2, 0
-_0800C7B0: .4byte gUnknown_20008F0
-_0800C7B4:
- ldr r0, _0800C7CC
- strh r2, [r0]
- ldr r0, _0800C7D0
- bl m4aMPlayStop
-_0800C7BE:
- ldr r1, _0800C7D4
- movs r0, 0
- strh r0, [r1]
- ldr r1, _0800C7D8
- ldr r2, _0800C7DC
- b _0800C84C
- .align 2, 0
-_0800C7CC: .4byte gUnknown_202D688
-_0800C7D0: .4byte gUnknown_20008F0
-_0800C7D4: .4byte gUnknown_202D690
-_0800C7D8: .4byte gUnknown_202D68E
-_0800C7DC: .4byte 0x000003e5
-_0800C7E0:
- ldr r5, _0800C810
- ldrh r0, [r5]
- cmp r0, 0
- beq _0800C864
- cmp r0, 0x3
- bgt _0800C8A2
- cmp r0, 0x2
- bge _0800C81C
- cmp r0, 0x1
- bne _0800C8A2
- ldr r0, _0800C814
- ldrh r1, [r0]
- ldr r0, _0800C818
- cmp r1, r0
- beq _0800C80A
- movs r0, 0
- bl sub_800CAF0
- lsls r0, 24
- cmp r0, 0
- beq _0800C8A2
-_0800C80A:
- movs r0, 0x2
- strh r0, [r5]
- b _0800C8A2
- .align 2, 0
-_0800C810: .4byte gUnknown_202D688
-_0800C814: .4byte gUnknown_202D68A
-_0800C818: .4byte 0x000003e7
-_0800C81C:
- ldr r0, _0800C834
- ldrh r1, [r0]
- ldr r0, _0800C838
- cmp r1, r0
- beq _0800C83C
- movs r0, 0
- bl sub_800CAF0
- lsls r0, 24
- cmp r0, 0
- bne _0800C8A2
- b _0800C842
- .align 2, 0
-_0800C834: .4byte gUnknown_202D68A
-_0800C838: .4byte 0x000003e7
-_0800C83C:
- ldr r0, _0800C854
- bl m4aMPlayStop
-_0800C842:
- ldr r1, _0800C858
- movs r0, 0
- strh r0, [r1]
- ldr r1, _0800C85C
- ldr r2, _0800C860
-_0800C84C:
- adds r0, r2, 0
- strh r0, [r1]
- b _0800C8A2
- .align 2, 0
-_0800C854: .4byte gUnknown_20008F0
-_0800C858: .4byte gUnknown_202D688
-_0800C85C: .4byte gUnknown_202D68A
-_0800C860: .4byte 0x000003e7
-_0800C864:
- movs r0, 0
- bl sub_800CAF0
- lsls r0, 24
- lsrs r0, 24
- cmp r0, 0
- bne _0800C8A2
- ldr r6, _0800C890
- ldrh r2, [r6]
- adds r1, r2, 0
- ldr r4, _0800C894
- cmp r1, r4
- beq _0800C89C
- movs r0, 0x1
- strh r0, [r5]
- ldr r0, _0800C898
- strh r2, [r0]
- adds r0, r1, 0
- bl m4aSongNumStart
- strh r4, [r6]
- b _0800C8A2
- .align 2, 0
-_0800C890: .4byte gUnknown_202D68C
-_0800C894: .4byte 0x000003e7
-_0800C898: .4byte gUnknown_202D68A
-_0800C89C:
- strh r0, [r5]
- ldr r0, _0800C8C4
- strh r1, [r0]
-_0800C8A2:
- movs r5, 0x2
- ldr r4, _0800C8C8
- ldr r0, _0800C8CC
- mov r8, r0
- movs r6, 0x18
- movs r7, 0
-_0800C8AE:
- ldrh r1, [r4, 0x2]
- cmp r1, r8
- beq _0800C926
- ldrh r0, [r4]
- cmp r0, 0x1
- beq _0800C8D0
- cmp r0, 0x1
- ble _0800C926
- cmp r0, 0x2
- beq _0800C8F0
- b _0800C926
- .align 2, 0
-_0800C8C4: .4byte gUnknown_202D68A
-_0800C8C8: .4byte gUnknown_3000FE8
-_0800C8CC: .4byte 0x000003e5
-_0800C8D0:
- ldr r0, _0800C8EC
- cmp r1, r0
- beq _0800C8E4
- lsls r0, r5, 16
- lsrs r0, 16
- bl sub_800CAF0
- lsls r0, 24
- cmp r0, 0
- beq _0800C926
-_0800C8E4:
- movs r0, 0x2
- strh r0, [r4]
- b _0800C926
- .align 2, 0
-_0800C8EC: .4byte 0x000003e7
-_0800C8F0:
- lsls r0, r5, 16
- lsrs r0, 16
- bl sub_800CAF0
- lsls r0, 24
- lsrs r0, 24
- cmp r0, 0
- beq _0800C91C
- ldrb r0, [r4, 0x6]
- cmp r0, 0
- beq _0800C926
- strb r7, [r4, 0x6]
- ldr r0, _0800C918
- adds r0, r6, r0
- ldr r0, [r0]
- ldrh r2, [r4, 0x4]
- movs r1, 0xFF
- bl m4aMPlayVolumeControl
- b _0800C926
- .align 2, 0
-_0800C918: .4byte gMPlayTable
-_0800C91C:
- strh r0, [r4]
- mov r1, r8
- strh r1, [r4, 0x2]
- strh r0, [r4, 0x4]
- strb r7, [r4, 0x6]
-_0800C926:
- adds r6, 0xC
- adds r5, 0x1
- adds r4, 0x8
- cmp r5, 0x6
- ble _0800C8AE
- pop {r3}
- mov r8, r3
- pop {r4-r7}
- pop {r0}
- bx r0
- thumb_func_end UpdateSound
-
-
.align 2, 0 @ Don't pad with nop.
diff --git a/asm/music.s b/asm/music.s
new file mode 100644
index 0000000..006ddff
--- /dev/null
+++ b/asm/music.s
@@ -0,0 +1,1178 @@
+ .include "constants/gba_constants.inc"
+ .include "asm/macros.inc"
+
+ .syntax unified
+
+ .text
+
+ thumb_func_start sub_800BFD0
+sub_800BFD0:
+ push {r4,r5,lr}
+ lsls r1, r0, 16
+ movs r0, 0x80
+ lsls r0, 17
+ cmp r1, r0
+ bls _0800BFE0
+ movs r4, 0x10
+ b _0800BFE8
+_0800BFE0:
+ lsrs r4, r1, 20
+ cmp r4, 0
+ bne _0800BFE8
+ movs r4, 0x1
+_0800BFE8:
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r5, r0, 24
+ ldr r0, _0800C018
+ ldrh r0, [r0]
+ cmp r0, 0
+ bne _0800C03C
+ ldr r3, _0800C01C
+ ldrh r0, [r3]
+ ldr r2, _0800C020
+ cmp r0, r2
+ beq _0800C044
+ ldr r1, _0800C024
+ ldrh r0, [r1]
+ cmp r0, 0x2
+ bne _0800C02C
+ movs r0, 0x3
+ strh r0, [r1]
+ ldr r0, _0800C028
+ adds r1, r4, 0
+ bl m4aMPlayFadeOut
+ b _0800C044
+ .align 2, 0
+_0800C018: .4byte gUnknown_202D690
+_0800C01C: .4byte gUnknown_202D68A
+_0800C020: .4byte 0x000003e7
+_0800C024: .4byte gUnknown_202D688
+_0800C028: .4byte gUnknown_20008F0
+_0800C02C:
+ strh r2, [r3]
+ ldr r0, _0800C038
+ bl m4aMPlayStop
+ b _0800C044
+ .align 2, 0
+_0800C038: .4byte gUnknown_20008F0
+_0800C03C:
+ ldr r1, _0800C05C
+ ldr r2, _0800C060
+ adds r0, r2, 0
+ strh r0, [r1]
+_0800C044:
+ ldr r1, _0800C064
+ ldr r2, _0800C060
+ adds r0, r2, 0
+ strh r0, [r1]
+ cmp r5, 0
+ beq _0800C054
+ bl EnableInterrupts
+_0800C054:
+ pop {r4,r5}
+ pop {r0}
+ bx r0
+ .align 2, 0
+_0800C05C: .4byte gUnknown_202D68A
+_0800C060: .4byte 0x000003e7
+_0800C064: .4byte gUnknown_202D68C
+ thumb_func_end sub_800BFD0
+
+ thumb_func_start sub_800C068
+sub_800C068:
+ ldr r0, _0800C070
+ ldrh r0, [r0]
+ bx lr
+ .align 2, 0
+_0800C070: .4byte gUnknown_202D68A
+ thumb_func_end sub_800C068
+
+ thumb_func_start sub_800C074
+sub_800C074:
+ push {r4-r7,lr}
+ mov r7, r8
+ push {r7}
+ lsls r0, 16
+ lsrs r5, r0, 16
+ mov r8, r5
+ lsls r1, 16
+ lsrs r6, r1, 16
+ ldr r0, _0800C0FC
+ cmp r5, r0
+ bne _0800C08C
+ b _0800C208
+_0800C08C:
+ movs r7, 0x80
+ lsls r7, 1
+ cmp r6, r7
+ bls _0800C096
+ adds r6, r7, 0
+_0800C096:
+ adds r0, r5, 0
+ bl sub_800CACC
+ lsls r0, 24
+ cmp r0, 0
+ bne _0800C0A4
+ b _0800C1B0
+_0800C0A4:
+ adds r0, r5, 0
+ bl sub_800CAE0
+ lsls r0, 16
+ lsrs r7, r0, 16
+ cmp r7, 0x1
+ beq _0800C0B4
+ b _0800C1D0
+_0800C0B4:
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r0, 24
+ mov r8, r0
+ ldr r6, _0800C100
+ strh r5, [r6]
+ ldr r4, _0800C104
+ ldrh r0, [r4]
+ adds r2, r0, 0
+ cmp r2, 0
+ bne _0800C144
+ ldr r0, _0800C108
+ ldrh r1, [r0]
+ ldr r0, _0800C10C
+ cmp r1, r0
+ beq _0800C12C
+ ldr r0, _0800C110
+ ldrh r1, [r0]
+ subs r0, r1, 0x1
+ lsls r0, 16
+ lsrs r0, 16
+ cmp r0, 0x1
+ bhi _0800C120
+ strh r7, [r4]
+ ldr r1, _0800C114
+ movs r0, 0x10
+ strh r0, [r1]
+ ldr r0, _0800C118
+ strb r2, [r0]
+ ldr r0, _0800C11C
+ movs r1, 0x1
+ bl m4aMPlayFadeOutTemporarily
+ b _0800C15E
+ .align 2, 0
+_0800C0FC: .4byte 0x000003e5
+_0800C100: .4byte gUnknown_202D68E
+_0800C104: .4byte gUnknown_202D690
+_0800C108: .4byte gUnknown_202D68A
+_0800C10C: .4byte 0x000003e7
+_0800C110: .4byte gUnknown_202D688
+_0800C114: .4byte gUnknown_202D692
+_0800C118: .4byte gUnknown_202D694
+_0800C11C: .4byte gUnknown_20008F0
+_0800C120:
+ lsls r0, r1, 16
+ lsrs r0, 16
+ cmp r0, 0x3
+ bne _0800C12C
+ movs r0, 0x2
+ b _0800C15C
+_0800C12C:
+ movs r0, 0x3
+ strh r0, [r4]
+ ldr r0, _0800C140
+ bl m4aMPlayStop
+ ldrh r0, [r6]
+ bl m4aSongNumStart
+ b _0800C15E
+ .align 2, 0
+_0800C140: .4byte gUnknown_20008F0
+_0800C144:
+ subs r0, 0x1
+ lsls r0, 16
+ lsrs r0, 16
+ cmp r0, 0x1
+ bls _0800C15E
+ ldr r0, _0800C17C
+ bl m4aMPlayStop
+ ldrh r0, [r6]
+ bl m4aSongNumStart
+ movs r0, 0x3
+_0800C15C:
+ strh r0, [r4]
+_0800C15E:
+ ldr r0, _0800C180
+ ldrh r0, [r0]
+ cmp r0, 0x26
+ bgt _0800C184
+ cmp r0, 0x25
+ bge _0800C19A
+ cmp r0, 0x1A
+ blt _0800C1A0
+ cmp r0, 0x1F
+ ble _0800C19A
+ cmp r0, 0x23
+ bgt _0800C1A0
+ cmp r0, 0x22
+ blt _0800C1A0
+ b _0800C19A
+ .align 2, 0
+_0800C17C: .4byte gUnknown_20008F0
+_0800C180: .4byte gUnknown_202D68A
+_0800C184:
+ cmp r0, 0x7A
+ beq _0800C19A
+ cmp r0, 0x7A
+ bgt _0800C196
+ cmp r0, 0x77
+ bgt _0800C1A0
+ cmp r0, 0x75
+ blt _0800C1A0
+ b _0800C19A
+_0800C196:
+ cmp r0, 0x7F
+ bne _0800C1A0
+_0800C19A:
+ ldr r1, _0800C1AC
+ movs r0, 0x1
+ strb r0, [r1]
+_0800C1A0:
+ mov r0, r8
+ cmp r0, 0
+ beq _0800C208
+ bl EnableInterrupts
+ b _0800C208
+ .align 2, 0
+_0800C1AC: .4byte gUnknown_202D694
+_0800C1B0:
+ adds r0, r5, 0
+ bl sub_800CAAC
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C208
+ adds r0, r5, 0
+ bl sub_800CAE0
+ lsls r0, 16
+ lsrs r0, 16
+ lsls r2, r0, 3
+ ldr r1, _0800C1D8
+ adds r4, r2, r1
+ cmp r0, 0x1
+ bhi _0800C1DC
+_0800C1D0:
+ adds r0, r5, 0
+ bl nullsub_20
+ b _0800C208
+ .align 2, 0
+_0800C1D8: .4byte gUnknown_3000FD8
+_0800C1DC:
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r5, r0, 24
+ mov r0, r8
+ bl m4aSongNumStart
+ movs r0, 0x1
+ strh r0, [r4]
+ mov r0, r8
+ strh r0, [r4, 0x2]
+ cmp r6, r7
+ bne _0800C1FA
+ movs r0, 0
+ b _0800C1FC
+_0800C1FA:
+ movs r0, 0x1
+_0800C1FC:
+ strb r0, [r4, 0x6]
+ strh r6, [r4, 0x4]
+ cmp r5, 0
+ beq _0800C208
+ bl EnableInterrupts
+_0800C208:
+ pop {r3}
+ mov r8, r3
+ pop {r4-r7}
+ pop {r0}
+ bx r0
+ thumb_func_end sub_800C074
+
+ thumb_func_start sub_800C214
+sub_800C214:
+ push {r4-r7,lr}
+ mov r7, r8
+ push {r7}
+ lsls r0, 16
+ lsrs r5, r0, 16
+ lsls r1, 16
+ lsrs r7, r1, 16
+ movs r0, 0x80
+ lsls r0, 1
+ cmp r7, r0
+ bls _0800C22C
+ adds r7, r0, 0
+_0800C22C:
+ adds r0, r5, 0
+ bl sub_800CACC
+ lsls r0, 24
+ cmp r0, 0
+ bne _0800C286
+ adds r0, r5, 0
+ bl sub_800CAAC
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C286
+ adds r0, r5, 0
+ bl sub_800CAE0
+ lsls r0, 16
+ lsrs r0, 16
+ ldr r2, _0800C290
+ lsls r1, r0, 1
+ adds r1, r0
+ lsls r1, 2
+ adds r1, r2
+ ldr r1, [r1]
+ mov r8, r1
+ lsls r2, r0, 3
+ ldr r1, _0800C294
+ adds r4, r2, r1
+ cmp r0, 0x1
+ bls _0800C286
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r6, r0, 24
+ ldrh r0, [r4, 0x2]
+ cmp r0, r5
+ bne _0800C27E
+ mov r0, r8
+ movs r1, 0xF
+ adds r2, r7, 0
+ bl m4aMPlayVolumeControl
+_0800C27E:
+ cmp r6, 0
+ beq _0800C286
+ bl EnableInterrupts
+_0800C286:
+ pop {r3}
+ mov r8, r3
+ pop {r4-r7}
+ pop {r0}
+ bx r0
+ .align 2, 0
+_0800C290: .4byte gMPlayTable
+_0800C294: .4byte gUnknown_3000FD8
+ thumb_func_end sub_800C214
+
+ thumb_func_start sub_800C298
+sub_800C298:
+ push {r4-r7,lr}
+ mov r7, r10
+ mov r6, r9
+ mov r5, r8
+ push {r5-r7}
+ lsls r0, 16
+ lsrs r5, r0, 16
+ ldr r0, _0800C2F0
+ mov r8, r0
+ cmp r5, r8
+ bne _0800C2FC
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r0, 24
+ mov r9, r0
+ ldr r4, _0800C2F4
+ ldr r0, _0800C2F8
+ movs r1, 0
+ mov r10, r1
+ movs r7, 0
+ adds r6, r0, 0
+ adds r6, 0x18
+ movs r5, 0x4
+_0800C2C8:
+ ldr r0, [r6]
+ bl m4aMPlayStop
+ strh r7, [r4]
+ mov r2, r8
+ strh r2, [r4, 0x2]
+ strh r7, [r4, 0x4]
+ mov r0, r10
+ strb r0, [r4, 0x6]
+ adds r6, 0xC
+ subs r5, 0x1
+ adds r4, 0x8
+ cmp r5, 0
+ bge _0800C2C8
+ mov r1, r9
+ cmp r1, 0
+ beq _0800C3DE
+ bl EnableInterrupts
+ b _0800C3DE
+ .align 2, 0
+_0800C2F0: .4byte 0x000003e5
+_0800C2F4: .4byte gUnknown_3000FE8
+_0800C2F8: .4byte gMPlayTable
+_0800C2FC:
+ adds r0, r5, 0
+ bl sub_800CAAC
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C364
+ adds r0, r5, 0
+ bl sub_800CAE0
+ lsls r0, 16
+ lsrs r0, 16
+ ldr r2, _0800C330
+ lsls r1, r0, 1
+ adds r1, r0
+ lsls r1, 2
+ adds r1, r2
+ ldr r7, [r1]
+ lsls r2, r0, 3
+ ldr r1, _0800C334
+ adds r4, r2, r1
+ cmp r0, 0x1
+ bhi _0800C338
+ adds r0, r5, 0
+ bl nullsub_21
+ b _0800C3DE
+ .align 2, 0
+_0800C330: .4byte gMPlayTable
+_0800C334: .4byte gUnknown_3000FD8
+_0800C338:
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r6, r0, 24
+ ldrh r0, [r4, 0x2]
+ cmp r0, r5
+ bne _0800C35A
+ adds r0, r7, 0
+ bl m4aMPlayStop
+ movs r1, 0
+ movs r0, 0
+ strh r0, [r4]
+ mov r2, r8
+ strh r2, [r4, 0x2]
+ strh r0, [r4, 0x4]
+ strb r1, [r4, 0x6]
+_0800C35A:
+ cmp r6, 0
+ beq _0800C3DE
+ bl EnableInterrupts
+ b _0800C3DE
+_0800C364:
+ ldr r0, _0800C398
+ cmp r5, r0
+ bne _0800C3A8
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r4, r0, 24
+ ldr r0, _0800C39C
+ ldrh r0, [r0]
+ cmp r0, 0
+ beq _0800C38C
+ ldr r1, _0800C3A0
+ ldrh r0, [r1]
+ cmp r0, r8
+ beq _0800C38C
+ mov r0, r8
+ strh r0, [r1]
+ ldr r0, _0800C3A4
+ bl m4aMPlayStop
+_0800C38C:
+ cmp r4, 0
+ beq _0800C3DE
+ bl EnableInterrupts
+ b _0800C3DE
+ .align 2, 0
+_0800C398: .4byte 0x000003e6
+_0800C39C: .4byte gUnknown_202D690
+_0800C3A0: .4byte gUnknown_202D68E
+_0800C3A4: .4byte gUnknown_2000970
+_0800C3A8:
+ adds r0, r5, 0
+ bl sub_800CACC
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C3DE
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r4, r0, 24
+ ldr r0, _0800C3EC
+ ldrh r0, [r0]
+ cmp r0, 0
+ beq _0800C3D6
+ ldr r1, _0800C3F0
+ ldrh r0, [r1]
+ cmp r0, r5
+ bne _0800C3D6
+ mov r2, r8
+ strh r2, [r1]
+ ldr r0, _0800C3F4
+ bl m4aMPlayStop
+_0800C3D6:
+ cmp r4, 0
+ beq _0800C3DE
+ bl EnableInterrupts
+_0800C3DE:
+ pop {r3-r5}
+ mov r8, r3
+ mov r9, r4
+ mov r10, r5
+ pop {r4-r7}
+ pop {r0}
+ bx r0
+ .align 2, 0
+_0800C3EC: .4byte gUnknown_202D690
+_0800C3F0: .4byte gUnknown_202D68E
+_0800C3F4: .4byte gUnknown_2000970
+ thumb_func_end sub_800C298
+
+ thumb_func_start sub_800C3F8
+sub_800C3F8:
+ push {r4-r7,lr}
+ mov r7, r10
+ mov r6, r9
+ mov r5, r8
+ push {r5-r7}
+ lsls r0, 16
+ lsrs r4, r0, 16
+ lsls r1, 16
+ movs r0, 0x80
+ lsls r0, 17
+ cmp r1, r0
+ bls _0800C416
+ movs r0, 0x10
+ mov r9, r0
+ b _0800C422
+_0800C416:
+ lsrs r1, 20
+ mov r9, r1
+ cmp r1, 0
+ bne _0800C422
+ movs r1, 0x1
+ mov r9, r1
+_0800C422:
+ ldr r0, _0800C460
+ mov r8, r0
+ cmp r4, r8
+ bne _0800C496
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r0, 24
+ mov r10, r0
+ movs r7, 0x2
+ ldr r5, _0800C464
+ ldr r0, _0800C468
+ adds r6, r0, 0
+ adds r6, 0x18
+_0800C43E:
+ ldrh r0, [r5, 0x2]
+ cmp r0, r8
+ beq _0800C47E
+ lsls r0, r7, 16
+ lsrs r0, 16
+ bl sub_800CAF0
+ lsls r0, 24
+ lsrs r4, r0, 24
+ cmp r4, 0
+ beq _0800C46C
+ ldr r0, [r6]
+ mov r1, r9
+ bl m4aMPlayFadeOut
+ b _0800C47E
+ .align 2, 0
+_0800C460: .4byte 0x000003e5
+_0800C464: .4byte gUnknown_3000FE8
+_0800C468: .4byte gMPlayTable
+_0800C46C:
+ ldr r0, [r6]
+ bl m4aMPlayStop
+ strh r4, [r5]
+ mov r1, r8
+ strh r1, [r5, 0x2]
+ strh r4, [r5, 0x4]
+ movs r0, 0
+ strb r0, [r5, 0x6]
+_0800C47E:
+ adds r6, 0xC
+ adds r7, 0x1
+ adds r5, 0x8
+ cmp r7, 0x6
+ ble _0800C43E
+ mov r1, r10
+ cmp r1, 0
+ bne _0800C490
+ b _0800C5BE
+_0800C490:
+ bl EnableInterrupts
+ b _0800C5BE
+_0800C496:
+ adds r0, r4, 0
+ bl sub_800CAAC
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C508
+ adds r0, r4, 0
+ bl sub_800CAE0
+ lsls r0, 16
+ lsrs r4, r0, 16
+ lsls r1, r4, 3
+ ldr r0, _0800C4E4
+ adds r5, r1, r0
+ ldr r1, _0800C4E8
+ lsls r0, r4, 1
+ adds r0, r4
+ lsls r0, 2
+ adds r0, r1
+ ldr r6, [r0]
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r7, r0, 24
+ ldrh r0, [r5, 0x2]
+ cmp r0, r8
+ beq _0800C4FE
+ adds r0, r4, 0
+ bl sub_800CAF0
+ lsls r0, 24
+ lsrs r4, r0, 24
+ cmp r4, 0
+ beq _0800C4EC
+ adds r0, r6, 0
+ mov r1, r9
+ bl m4aMPlayFadeOut
+ b _0800C4FE
+ .align 2, 0
+_0800C4E4: .4byte gUnknown_3000FD8
+_0800C4E8: .4byte gMPlayTable
+_0800C4EC:
+ adds r0, r6, 0
+ bl m4aMPlayStop
+ movs r0, 0
+ strh r4, [r5]
+ mov r1, r8
+ strh r1, [r5, 0x2]
+ strh r4, [r5, 0x4]
+ strb r0, [r5, 0x6]
+_0800C4FE:
+ cmp r7, 0
+ beq _0800C5BE
+ bl EnableInterrupts
+ b _0800C5BE
+_0800C508:
+ ldr r0, _0800C53C
+ cmp r4, r0
+ bne _0800C564
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r5, r0, 24
+ ldr r0, _0800C540
+ ldrh r0, [r0]
+ cmp r0, 0
+ beq _0800C556
+ ldr r4, _0800C544
+ ldrh r0, [r4]
+ cmp r0, r8
+ beq _0800C556
+ movs r0, 0x1
+ bl sub_800CAF0
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C54C
+ ldr r0, _0800C548
+ mov r1, r9
+ bl m4aMPlayFadeOut
+ b _0800C556
+ .align 2, 0
+_0800C53C: .4byte 0x000003e6
+_0800C540: .4byte gUnknown_202D690
+_0800C544: .4byte gUnknown_202D68E
+_0800C548: .4byte gUnknown_2000970
+_0800C54C:
+ ldr r0, _0800C560
+ bl m4aMPlayStop
+ mov r0, r8
+ strh r0, [r4]
+_0800C556:
+ cmp r5, 0
+ beq _0800C5BE
+ bl EnableInterrupts
+ b _0800C5BE
+ .align 2, 0
+_0800C560: .4byte gUnknown_2000970
+_0800C564:
+ adds r0, r4, 0
+ bl sub_800CACC
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C5BE
+ bl DisableInterrupts
+ lsls r0, 24
+ lsrs r6, r0, 24
+ ldr r0, _0800C5A0
+ ldrh r0, [r0]
+ cmp r0, 0
+ beq _0800C5B6
+ ldr r5, _0800C5A4
+ ldrh r0, [r5]
+ cmp r0, r4
+ bne _0800C5B6
+ movs r0, 0x1
+ bl sub_800CAF0
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C5AC
+ ldr r0, _0800C5A8
+ mov r1, r9
+ bl m4aMPlayFadeOut
+ b _0800C5B6
+ .align 2, 0
+_0800C5A0: .4byte gUnknown_202D690
+_0800C5A4: .4byte gUnknown_202D68E
+_0800C5A8: .4byte gUnknown_2000970
+_0800C5AC:
+ ldr r0, _0800C5CC
+ bl m4aMPlayStop
+ mov r1, r8
+ strh r1, [r5]
+_0800C5B6:
+ cmp r6, 0
+ beq _0800C5BE
+ bl EnableInterrupts
+_0800C5BE:
+ pop {r3-r5}
+ mov r8, r3
+ mov r9, r4
+ mov r10, r5
+ pop {r4-r7}
+ pop {r0}
+ bx r0
+ .align 2, 0
+_0800C5CC: .4byte gUnknown_2000970
+ thumb_func_end sub_800C3F8
+
+ thumb_func_start sub_800C5D0
+sub_800C5D0:
+ push {r4,r5,lr}
+ lsls r0, 16
+ lsrs r4, r0, 16
+ adds r5, r4, 0
+ adds r0, r4, 0
+ bl sub_800CACC
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C600
+ ldr r0, _0800C5F8
+ ldrh r0, [r0]
+ cmp r0, 0
+ beq _0800C630
+ ldr r0, _0800C5FC
+ ldrh r0, [r0]
+ cmp r0, r4
+ bne _0800C630
+ movs r0, 0x1
+ b _0800C632
+ .align 2, 0
+_0800C5F8: .4byte gUnknown_202D690
+_0800C5FC: .4byte gUnknown_202D68E
+_0800C600:
+ adds r0, r4, 0
+ bl sub_800CAAC
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C630
+ adds r0, r4, 0
+ bl sub_800CAE0
+ lsls r0, 16
+ lsrs r0, 16
+ lsls r2, r0, 3
+ ldr r1, _0800C62C
+ adds r2, r1
+ cmp r0, 0x1
+ bls _0800C630
+ ldrh r0, [r2, 0x2]
+ cmp r0, r5
+ bne _0800C630
+ movs r0, 0x1
+ b _0800C632
+ .align 2, 0
+_0800C62C: .4byte gUnknown_3000FD8
+_0800C630:
+ movs r0, 0
+_0800C632:
+ pop {r4,r5}
+ pop {r1}
+ bx r1
+ thumb_func_end sub_800C5D0
+
+ thumb_func_start SoundVSync
+SoundVSync:
+ push {r4,lr}
+ bl DisableInterrupts
+ adds r4, r0, 0
+ lsls r4, 24
+ lsrs r4, 24
+ bl m4aSoundVSync
+ cmp r4, 0
+ beq _0800C650
+ bl EnableInterrupts
+_0800C650:
+ pop {r4}
+ pop {r0}
+ bx r0
+ thumb_func_end SoundVSync
+
+ thumb_func_start nullsub_18
+nullsub_18:
+ bx lr
+ thumb_func_end nullsub_18
+
+ thumb_func_start UpdateSound
+UpdateSound:
+ push {r4-r7,lr}
+ mov r7, r8
+ push {r7}
+ bl m4aSoundMain
+ ldr r4, _0800C680
+ ldrh r0, [r4]
+ cmp r0, 0
+ bne _0800C670
+ b _0800C7E0
+_0800C670:
+ cmp r0, 0x2
+ beq _0800C6C0
+ cmp r0, 0x2
+ bgt _0800C684
+ cmp r0, 0x1
+ beq _0800C68E
+ b _0800C8A2
+ .align 2, 0
+_0800C680: .4byte gUnknown_202D690
+_0800C684:
+ cmp r0, 0x3
+ beq _0800C700
+ cmp r0, 0x4
+ beq _0800C730
+ b _0800C8A2
+_0800C68E:
+ ldr r2, _0800C69C
+ ldrh r0, [r2]
+ cmp r0, 0
+ beq _0800C6A0
+ subs r0, 0x1
+ strh r0, [r2]
+ b _0800C8A2
+ .align 2, 0
+_0800C69C: .4byte gUnknown_202D692
+_0800C6A0:
+ ldr r3, _0800C6B4
+ ldrh r1, [r3]
+ ldr r0, _0800C6B8
+ cmp r1, r0
+ bne _0800C6BC
+ movs r0, 0x4
+ strh r0, [r4]
+ movs r0, 0x20
+ strh r0, [r2]
+ b _0800C8A2
+ .align 2, 0
+_0800C6B4: .4byte gUnknown_202D68E
+_0800C6B8: .4byte 0x000003e5
+_0800C6BC:
+ ldrh r0, [r3]
+ b _0800C6E4
+_0800C6C0:
+ ldr r0, _0800C6F0
+ ldrh r1, [r0]
+ ldr r0, _0800C6F4
+ cmp r1, r0
+ beq _0800C6D8
+ movs r0, 0
+ bl sub_800CAF0
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C6D8
+ b _0800C8A2
+_0800C6D8:
+ ldr r2, _0800C6F8
+ ldrh r1, [r2]
+ ldr r0, _0800C6FC
+ cmp r1, r0
+ beq _0800C718
+ ldrh r0, [r2]
+_0800C6E4:
+ bl m4aSongNumStart
+ movs r0, 0x3
+ strh r0, [r4]
+ b _0800C8A2
+ .align 2, 0
+_0800C6F0: .4byte gUnknown_202D68A
+_0800C6F4: .4byte 0x000003e7
+_0800C6F8: .4byte gUnknown_202D68E
+_0800C6FC: .4byte 0x000003e5
+_0800C700:
+ ldr r0, _0800C724
+ ldrh r1, [r0]
+ ldr r0, _0800C728
+ cmp r1, r0
+ beq _0800C718
+ movs r0, 0x1
+ bl sub_800CAF0
+ lsls r0, 24
+ cmp r0, 0
+ bne _0800C718
+ b _0800C8A2
+_0800C718:
+ movs r0, 0x4
+ strh r0, [r4]
+ ldr r1, _0800C72C
+ movs r0, 0x20
+ strh r0, [r1]
+ b _0800C8A2
+ .align 2, 0
+_0800C724: .4byte gUnknown_202D68E
+_0800C728: .4byte 0x000003e5
+_0800C72C: .4byte gUnknown_202D692
+_0800C730:
+ ldr r0, _0800C74C
+ ldrh r1, [r0]
+ ldr r0, _0800C750
+ cmp r1, r0
+ beq _0800C754
+ movs r0, 0x1
+ bl sub_800CAF0
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C748
+ b _0800C8A2
+_0800C748:
+ b _0800C75A
+ .align 2, 0
+_0800C74C: .4byte gUnknown_202D68E
+_0800C750: .4byte 0x000003e5
+_0800C754:
+ ldr r0, _0800C76C
+ bl m4aMPlayStop
+_0800C75A:
+ ldr r1, _0800C770
+ ldrh r0, [r1]
+ adds r2, r0, 0
+ cmp r2, 0
+ beq _0800C774
+ subs r0, 0x1
+ strh r0, [r1]
+ b _0800C8A2
+ .align 2, 0
+_0800C76C: .4byte gUnknown_2000970
+_0800C770: .4byte gUnknown_202D692
+_0800C774:
+ ldr r3, _0800C794
+ ldrh r1, [r3]
+ ldr r0, _0800C798
+ cmp r1, r0
+ beq _0800C7B4
+ ldr r1, _0800C79C
+ movs r0, 0x1
+ strh r0, [r1]
+ ldr r0, _0800C7A0
+ ldrb r0, [r0]
+ cmp r0, 0
+ beq _0800C7A4
+ ldrh r0, [r3]
+ bl m4aSongNumStart
+ b _0800C7BE
+ .align 2, 0
+_0800C794: .4byte gUnknown_202D68A
+_0800C798: .4byte 0x000003e7
+_0800C79C: .4byte gUnknown_202D688
+_0800C7A0: .4byte gUnknown_202D694
+_0800C7A4:
+ ldr r0, _0800C7B0
+ movs r1, 0x4
+ bl m4aMPlayFadeIn
+ b _0800C7BE
+ .align 2, 0
+_0800C7B0: .4byte gUnknown_20008F0
+_0800C7B4:
+ ldr r0, _0800C7CC
+ strh r2, [r0]
+ ldr r0, _0800C7D0
+ bl m4aMPlayStop
+_0800C7BE:
+ ldr r1, _0800C7D4
+ movs r0, 0
+ strh r0, [r1]
+ ldr r1, _0800C7D8
+ ldr r2, _0800C7DC
+ b _0800C84C
+ .align 2, 0
+_0800C7CC: .4byte gUnknown_202D688
+_0800C7D0: .4byte gUnknown_20008F0
+_0800C7D4: .4byte gUnknown_202D690
+_0800C7D8: .4byte gUnknown_202D68E
+_0800C7DC: .4byte 0x000003e5
+_0800C7E0:
+ ldr r5, _0800C810
+ ldrh r0, [r5]
+ cmp r0, 0
+ beq _0800C864
+ cmp r0, 0x3
+ bgt _0800C8A2
+ cmp r0, 0x2
+ bge _0800C81C
+ cmp r0, 0x1
+ bne _0800C8A2
+ ldr r0, _0800C814
+ ldrh r1, [r0]
+ ldr r0, _0800C818
+ cmp r1, r0
+ beq _0800C80A
+ movs r0, 0
+ bl sub_800CAF0
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C8A2
+_0800C80A:
+ movs r0, 0x2
+ strh r0, [r5]
+ b _0800C8A2
+ .align 2, 0
+_0800C810: .4byte gUnknown_202D688
+_0800C814: .4byte gUnknown_202D68A
+_0800C818: .4byte 0x000003e7
+_0800C81C:
+ ldr r0, _0800C834
+ ldrh r1, [r0]
+ ldr r0, _0800C838
+ cmp r1, r0
+ beq _0800C83C
+ movs r0, 0
+ bl sub_800CAF0
+ lsls r0, 24
+ cmp r0, 0
+ bne _0800C8A2
+ b _0800C842
+ .align 2, 0
+_0800C834: .4byte gUnknown_202D68A
+_0800C838: .4byte 0x000003e7
+_0800C83C:
+ ldr r0, _0800C854
+ bl m4aMPlayStop
+_0800C842:
+ ldr r1, _0800C858
+ movs r0, 0
+ strh r0, [r1]
+ ldr r1, _0800C85C
+ ldr r2, _0800C860
+_0800C84C:
+ adds r0, r2, 0
+ strh r0, [r1]
+ b _0800C8A2
+ .align 2, 0
+_0800C854: .4byte gUnknown_20008F0
+_0800C858: .4byte gUnknown_202D688
+_0800C85C: .4byte gUnknown_202D68A
+_0800C860: .4byte 0x000003e7
+_0800C864:
+ movs r0, 0
+ bl sub_800CAF0
+ lsls r0, 24
+ lsrs r0, 24
+ cmp r0, 0
+ bne _0800C8A2
+ ldr r6, _0800C890
+ ldrh r2, [r6]
+ adds r1, r2, 0
+ ldr r4, _0800C894
+ cmp r1, r4
+ beq _0800C89C
+ movs r0, 0x1
+ strh r0, [r5]
+ ldr r0, _0800C898
+ strh r2, [r0]
+ adds r0, r1, 0
+ bl m4aSongNumStart
+ strh r4, [r6]
+ b _0800C8A2
+ .align 2, 0
+_0800C890: .4byte gUnknown_202D68C
+_0800C894: .4byte 0x000003e7
+_0800C898: .4byte gUnknown_202D68A
+_0800C89C:
+ strh r0, [r5]
+ ldr r0, _0800C8C4
+ strh r1, [r0]
+_0800C8A2:
+ movs r5, 0x2
+ ldr r4, _0800C8C8
+ ldr r0, _0800C8CC
+ mov r8, r0
+ movs r6, 0x18
+ movs r7, 0
+_0800C8AE:
+ ldrh r1, [r4, 0x2]
+ cmp r1, r8
+ beq _0800C926
+ ldrh r0, [r4]
+ cmp r0, 0x1
+ beq _0800C8D0
+ cmp r0, 0x1
+ ble _0800C926
+ cmp r0, 0x2
+ beq _0800C8F0
+ b _0800C926
+ .align 2, 0
+_0800C8C4: .4byte gUnknown_202D68A
+_0800C8C8: .4byte gUnknown_3000FE8
+_0800C8CC: .4byte 0x000003e5
+_0800C8D0:
+ ldr r0, _0800C8EC
+ cmp r1, r0
+ beq _0800C8E4
+ lsls r0, r5, 16
+ lsrs r0, 16
+ bl sub_800CAF0
+ lsls r0, 24
+ cmp r0, 0
+ beq _0800C926
+_0800C8E4:
+ movs r0, 0x2
+ strh r0, [r4]
+ b _0800C926
+ .align 2, 0
+_0800C8EC: .4byte 0x000003e7
+_0800C8F0:
+ lsls r0, r5, 16
+ lsrs r0, 16
+ bl sub_800CAF0
+ lsls r0, 24
+ lsrs r0, 24
+ cmp r0, 0
+ beq _0800C91C
+ ldrb r0, [r4, 0x6]
+ cmp r0, 0
+ beq _0800C926
+ strb r7, [r4, 0x6]
+ ldr r0, _0800C918
+ adds r0, r6, r0
+ ldr r0, [r0]
+ ldrh r2, [r4, 0x4]
+ movs r1, 0xFF
+ bl m4aMPlayVolumeControl
+ b _0800C926
+ .align 2, 0
+_0800C918: .4byte gMPlayTable
+_0800C91C:
+ strh r0, [r4]
+ mov r1, r8
+ strh r1, [r4, 0x2]
+ strh r0, [r4, 0x4]
+ strb r7, [r4, 0x6]
+_0800C926:
+ adds r6, 0xC
+ adds r5, 0x1
+ adds r4, 0x8
+ cmp r5, 0x6
+ ble _0800C8AE
+ pop {r3}
+ mov r8, r3
+ pop {r4-r7}
+ pop {r0}
+ bx r0
+ thumb_func_end UpdateSound
+
+ .align 2,0
diff --git a/include/m4a.h b/include/m4a.h
new file mode 100644
index 0000000..17b8605
--- /dev/null
+++ b/include/m4a.h
@@ -0,0 +1,25 @@
+#ifndef GUARD_M4A_H
+#define GUARD_M4A_H
+
+#include "gba/m4a_internal.h"
+
+void m4aSoundVSyncOn(void);
+void m4aSoundVSyncOff(void);
+
+void m4aSoundInit(void);
+void m4aSoundMain(void);
+void m4aSongNumStart(u16 n);
+void m4aSongNumStartOrChange(u16 n);
+void m4aSongNumStop(u16 n);
+void m4aMPlayAllStop(void);
+void m4aMPlayContinue(struct MusicPlayerInfo *mplayInfo);
+void m4aMPlayFadeOut(struct MusicPlayerInfo *mplayInfo, u16 speed);
+void m4aMPlayFadeOutTemporarily(struct MusicPlayerInfo *mplayInfo, u16 speed);
+void m4aMPlayFadeIn(struct MusicPlayerInfo *mplayInfo, u16 speed);
+void m4aMPlayImmInit(struct MusicPlayerInfo *mplayInfo);
+void m4aMPlayStop(struct MusicPlayerInfo *mplayInfo);
+
+extern struct MusicPlayerInfo gUnknown_20008F0; // BGM??
+
+
+#endif //GUARD_M4A_H
diff --git a/ld_script.txt b/ld_script.txt
index c51eb2d..0fe08ad 100755
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -73,6 +73,8 @@ SECTIONS {
asm/code_800B540.o(.text);
src/code_800B5F0.o(.text);
asm/code_800B5F0.o(.text);
+ src/music_pre.o(.text);
+ asm/music.o(.text);
src/music.o(.text);
src/code_800C9CC.o(.text);
asm/code_800C9CC.o(.text);
diff --git a/src/music.c b/src/music.c
index 7767f16..13544d9 100644
--- a/src/music.c
+++ b/src/music.c
@@ -1,5 +1,5 @@
#include "global.h"
-#include "gba/m4a_internal.h"
+#include "m4a.h"
#define NUM_BG_SONGS 128
@@ -9,24 +9,18 @@ extern void sub_809C730();
extern bool8 DisableInterrupts();
extern bool8 EnableInterrupts();
-extern void m4aSoundVSyncOn();
-extern void m4aSongNumStart(u16);
-extern void m4aMPlayContinue(struct MusicPlayerInfo *mplayInfo);
-extern void m4aSoundVSyncOff();
-extern void m4aMPlayStop(struct MusicPlayerInfo *mplayInfo);
extern void sub_800C3F8(u16, u16);
extern void Random();
extern void sub_800BA5C();
extern void xxx_update_bg_sound_input();
-extern u16 gUnknown_202D690;
-extern u16 gUnknown_202D68A;
extern u16 gUnknown_202D688;
+extern u16 gUnknown_202D68A;
+extern u16 gUnknown_202D690;
extern u8 gUnknown_202D694;
extern u32 gUnknown_203B0B8;
extern u16 gUnknown_203B0BC;
-extern struct MusicPlayerInfo gUnknown_20008F0;
bool8 IsBGSong(u32);
bool8 sub_800CAAC(u32);
@@ -232,7 +226,7 @@ bool8 sub_800CAF0(u16 songIndex)
return 1;
}
-void nullsub_20(void)
+void nullsub_20(u16 songIndex)
{
}
diff --git a/src/music_pre.c b/src/music_pre.c
new file mode 100644
index 0000000..e8caf12
--- /dev/null
+++ b/src/music_pre.c
@@ -0,0 +1,281 @@
+#include "global.h"
+#include "gba/io_reg.h"
+#include "m4a.h"
+
+extern void nullsub_19(void);
+extern void nullsub_20(u16 songIndex);
+extern bool8 EnableInterrupts(void);
+extern bool8 DisableInterrupts(void);
+extern bool8 IsBGSong(u32);
+
+extern void sub_800C298(u16 r0);
+extern u16 sub_800CAE0(u16);
+
+extern u32 gUnknown_202D5F0[];
+extern u16 gUnknown_202D688;
+extern u16 gUnknown_202D68A;
+extern u16 gUnknown_202D68C;
+extern u16 gUnknown_202D68E;
+extern u16 gUnknown_202D690;
+extern u16 gUnknown_202D692;
+extern u8 gUnknown_202D694;
+
+struct unkStruct_3000FD8
+{
+ u16 unk0;
+ u16 unk2;
+ u16 unk4;
+ u8 unk6;
+ u8 padding;
+};
+
+extern struct unkStruct_3000FD8 gUnknown_3000FD8[];
+
+void sub_800BF80(void);
+
+void sub_800BD08(void)
+{
+ s32 counter;
+ u16 zero;
+ u16 zero2;
+
+ struct unkStruct_3000FD8 *preload;
+
+ DmaStop(0);
+ DmaStop(1);
+ DmaStop(2);
+ DmaStop(3);
+
+ m4aSoundInit();
+
+ gUnknown_202D688 = 0;
+ gUnknown_202D68A = 0x3e7;
+ gUnknown_202D68C = 0x3e7;
+ gUnknown_202D68E = 0x3e5;
+ gUnknown_202D690 = 0;
+ gUnknown_202D692 = 0;
+ gUnknown_202D694 = 0;
+
+ // Kinda hacky but makes things match
+ preload = gUnknown_3000FD8;
+ zero = 0;
+ zero2 = 0;
+ counter = 7;
+
+ while(counter >= 0)
+ {
+ preload->unk0 = zero2;
+ preload->unk2 = 0x3e5;
+ preload->unk4 = zero2;
+ preload->unk6 = zero;
+ counter--;
+ preload++;
+ }
+ nullsub_19();
+}
+
+void sub_800BDDC(void)
+{
+ sub_800BF80();
+ sub_800C298(0x3e6);
+ sub_800C298(0x3e5);
+}
+
+
+void sub_800BDFC(u16 songIndex)
+{
+ bool8 interrupt_flag;
+ u16 temp_store;
+
+ if(!IsBGSong(songIndex))
+ return;
+ if(songIndex == 0x3e7)
+ return;
+ if(songIndex == gUnknown_202D68A)
+ {
+ temp_store = gUnknown_202D688 - 1;
+ if(temp_store <= 1)
+ return;
+ }
+ if(sub_800CAE0(songIndex))
+ {
+ nullsub_20(songIndex);
+ return;
+ }
+ interrupt_flag = DisableInterrupts();
+ gUnknown_202D68A = songIndex;
+ gUnknown_202D694 = 1;
+
+ if(gUnknown_202D690 == 0)
+ {
+ gUnknown_202D688 = 1;
+ m4aSongNumStart(songIndex);
+ }
+ if(interrupt_flag)
+ EnableInterrupts();
+}
+
+#ifndef NONMATCHING
+NAKED
+#endif
+void sub_800BE8C(u16 SongIndex, u16 r1)
+{
+#ifdef NONMATCHING
+ // TODO regswap memes
+ bool8 interrupt_flag;
+ u16 temp_store;
+
+ if(!IsBGSong(SongIndex))
+ return;
+ if(SongIndex == 0x3e7)
+ return;
+ if(SongIndex == gUnknown_202D68A)
+ {
+ temp_store = gUnknown_202D688 - 1;
+ if((temp_store) <= 1)
+ return;
+ }
+
+ if((r1 > 0x80 << 1))
+ {
+ r1 = 0x10;
+
+ }
+ else
+ {
+ if(r1 >> 4 == 0)
+ {
+ r1 = 1;
+ }
+ }
+
+ interrupt_flag = DisableInterrupts();
+ gUnknown_202D68A = SongIndex;
+ gUnknown_202D694 = 1;
+
+ if(gUnknown_202D690 == 0)
+ {
+ gUnknown_202D688 = 1;
+ m4aSongNumStart(SongIndex);
+ m4aMPlayImmInit(&gUnknown_20008F0);
+ m4aMPlayVolumeControl(&gUnknown_20008F0, 0xFF, 0);
+ m4aSongNumStop(SongIndex);
+ m4aMPlayFadeIn(&gUnknown_20008F0, r1);
+ }
+ if(interrupt_flag)
+ EnableInterrupts();
+#else
+ asm_unified("\tpush {r4-r7,lr}\n"
+ "\tlsls r0, 16\n"
+ "\tlsrs r6, r0, 16\n"
+ "\tlsls r4, r1, 16\n"
+ "\tlsrs r5, r4, 16\n"
+ "\tadds r0, r6, 0\n"
+ "\tbl IsBGSong\n"
+ "\tlsls r0, 24\n"
+ "\tcmp r0, 0\n"
+ "\tbeq _0800BF2E\n"
+ "\tldr r0, _0800BECC\n"
+ "\tcmp r6, r0\n"
+ "\tbeq _0800BF2E\n"
+ "\tldr r0, _0800BED0\n"
+ "\tldrh r0, [r0]\n"
+ "\tcmp r6, r0\n"
+ "\tbne _0800BEBE\n"
+ "\tldr r0, _0800BED4\n"
+ "\tldrh r0, [r0]\n"
+ "\tsubs r0, 0x1\n"
+ "\tlsls r0, 16\n"
+ "\tlsrs r0, 16\n"
+ "\tcmp r0, 0x1\n"
+ "\tbls _0800BF2E\n"
+"_0800BEBE:\n"
+ "\tmovs r0, 0x80\n"
+ "\tlsls r0, 1\n"
+ "\tcmp r5, r0\n"
+ "\tbls _0800BED8\n"
+ "\tmovs r5, 0x10\n"
+ "\tb _0800BEE0\n"
+ "\t.align 2, 0\n"
+"_0800BECC: .4byte 0x000003e7\n"
+"_0800BED0: .4byte gUnknown_202D68A\n"
+"_0800BED4: .4byte gUnknown_202D688\n"
+"_0800BED8:\n"
+ "\tlsrs r5, r4, 20\n"
+ "\tcmp r5, 0\n"
+ "\tbne _0800BEE0\n"
+ "\tmovs r5, 0x1\n"
+"_0800BEE0:\n"
+ "\tbl DisableInterrupts\n"
+ "\tlsls r0, 24\n"
+ "\tlsrs r7, r0, 24\n"
+ "\tldr r0, _0800BF34\n"
+ "\tstrh r6, [r0]\n"
+ "\tldr r1, _0800BF38\n"
+ "\tmovs r0, 0x1\n"
+ "\tstrb r0, [r1]\n"
+ "\tldr r0, _0800BF3C\n"
+ "\tldrh r0, [r0]\n"
+ "\tcmp r0, 0\n"
+ "\tbne _0800BF26\n"
+ "\tldr r0, _0800BF40\n"
+ "\tmovs r1, 0x1\n"
+ "\tstrh r1, [r0]\n"
+ "\tadds r0, r6, 0\n"
+ "\tbl m4aSongNumStart\n"
+ "\tldr r4, _0800BF44\n"
+ "\tadds r0, r4, 0\n"
+ "\tbl m4aMPlayImmInit\n"
+ "\tadds r0, r4, 0\n"
+ "\tmovs r1, 0xFF\n"
+ "\tmovs r2, 0\n"
+ "\tbl m4aMPlayVolumeControl\n"
+ "\tadds r0, r6, 0\n"
+ "\tbl m4aSongNumStop\n"
+ "\tadds r0, r4, 0\n"
+ "\tadds r1, r5, 0\n"
+ "\tbl m4aMPlayFadeIn\n"
+"_0800BF26:\n"
+ "\tcmp r7, 0\n"
+ "\tbeq _0800BF2E\n"
+ "\tbl EnableInterrupts\n"
+"_0800BF2E:\n"
+ "\tpop {r4-r7}\n"
+ "\tpop {r0}\n"
+ "\tbx r0\n"
+ "\t.align 2, 0\n"
+"_0800BF34: .4byte gUnknown_202D68A\n"
+"_0800BF38: .4byte gUnknown_202D694\n"
+"_0800BF3C: .4byte gUnknown_202D690\n"
+"_0800BF40: .4byte gUnknown_202D688\n"
+"_0800BF44: .4byte gUnknown_20008F0");
+#endif
+}
+
+void sub_800BF48(u16 SongIndex)
+{
+ u16 preload = gUnknown_202D68A;
+ if(preload == 0x3e7)
+ {
+ sub_800BDFC(SongIndex);
+ gUnknown_202D68C = preload;
+ return;
+ }
+ gUnknown_202D68C = SongIndex;
+}
+
+void sub_800BF80(void)
+{
+ bool8 interrupt_flag = DisableInterrupts();
+ if(gUnknown_202D690 == 0)
+ {
+ if(gUnknown_202D68A != 0x3e7)
+ {
+ m4aMPlayStop(&gUnknown_20008F0);
+ }
+ }
+ gUnknown_202D68A = 0x3e7;
+ gUnknown_202D68C = 0x3e7;
+ if(interrupt_flag)
+ EnableInterrupts();
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-06 17:11:18 +0000