diff --git a/asm/macros/music_voice.inc b/asm/macros/music_voice.inc
new file mode 100644
index 0000000000..b7a9e7f8d0
--- /dev/null
+++ b/asm/macros/music_voice.inc
@@ -0,0 +1,125 @@
+	.macro voice_directsound base_midi_key, pan, sample_data_pointer, attack, decay, sustain, release
+	.byte 0
+	_voice_directsound \base_midi_key, \pan, \sample_data_pointer, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro voice_directsound_no_resample base_midi_key, pan, sample_data_pointer, attack, decay, sustain, release
+	.byte 8
+	_voice_directsound \base_midi_key, \pan, \sample_data_pointer, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro voice_directsound_alt base_midi_key, pan, sample_data_pointer, attack, decay, sustain, release
+	.byte 16
+	_voice_directsound \base_midi_key, \pan, \sample_data_pointer, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro _voice_directsound base_midi_key, pan, sample_data_pointer, attack, decay, sustain, release
+	.byte \base_midi_key
+	.byte 0
+	.if \pan != 0
+	.byte (0x80 | \pan)
+	.else
+	.byte 0
+	.endif
+	.4byte \sample_data_pointer
+	.byte \attack
+	.byte \decay
+	.byte \sustain
+	.byte \release
+	.endm
+
+	.macro voice_square_1 sweep, duty_cycle, attack, decay, sustain, release
+	_voice_square_1 1, \sweep, \duty_cycle, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro voice_square_1_alt sweep, duty_cycle, attack, decay, sustain, release
+	_voice_square_1 9, \sweep, \duty_cycle, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro _voice_square_1 type, sweep, duty_cycle, attack, decay, sustain, release
+	.byte \type, 60, 0
+	.byte \sweep
+	.byte (\duty_cycle & 0x3)
+	.byte 0, 0, 0
+	.byte (\attack  & 0x7)
+	.byte (\decay   & 0x7)
+	.byte (\sustain & 0xF)
+	.byte (\release & 0x7)
+	.endm
+
+	.macro voice_square_2 duty_cycle, attack, decay, sustain, release
+	_voice_square_2 2, \duty_cycle, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro voice_square_2_alt duty_cycle, attack, decay, sustain, release
+	_voice_square_2 10, \duty_cycle, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro _voice_square_2 type, duty_cycle, attack, decay, sustain, release
+	.byte \type, 60, 0, 0
+	.byte (\duty_cycle & 0x3)
+	.byte 0, 0, 0
+	.byte (\attack  & 0x7)
+	.byte (\decay   & 0x7)
+	.byte (\sustain & 0xF)
+	.byte (\release & 0x7)
+	.endm
+
+	.macro voice_programmable_wave wave_samples_pointer, attack, decay, sustain, release
+	_voice_programmable_wave 3, \wave_samples_pointer, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro voice_programmable_wave_alt wave_samples_pointer, attack, decay, sustain, release
+	_voice_programmable_wave 11, \wave_samples_pointer, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro _voice_programmable_wave type, wave_samples_pointer, attack, decay, sustain, release
+	.byte \type, 60, 0, 0
+	.4byte \wave_samples_pointer
+	.byte (\attack  & 0x7)
+	.byte (\decay   & 0x7)
+	.byte (\sustain & 0xF)
+	.byte (\release & 0x7)
+	.endm
+
+	.macro voice_noise period, attack, decay, sustain, release
+	_voice_noise 4, \period, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro voice_noise_alt period, attack, decay, sustain, release
+	_voice_noise 12, \period, \attack, \decay, \sustain, \release
+	.endm
+
+	.macro _voice_noise type, period, attack, decay, sustain, release
+	.byte \type, 60, 0, 0
+	.byte (\period & 0x1)
+	.byte 0, 0, 0
+	.byte (\attack  & 0x7)
+	.byte (\decay   & 0x7)
+	.byte (\sustain & 0xF)
+	.byte (\release & 0x7)
+	.endm
+
+	.macro voice_keysplit voice_group_pointer, keysplit_table_pointer
+	.byte 0x40, 0, 0, 0
+	.4byte \voice_group_pointer
+	.4byte \keysplit_table_pointer
+	.endm
+
+	.macro voice_keysplit_all voice_group_pointer
+	.byte 0x80, 0, 0, 0
+	.4byte \voice_group_pointer
+	.4byte 0
+	.endm
+
+	.macro cry sample
+	.byte 0x20, 60, 0, 0
+	.4byte \sample
+	.byte 0xff, 0, 0xff, 0
+	.endm
+
+	.macro cry2 sample
+	.byte 0x30, 60, 0, 0
+	.4byte \sample
+	.byte 0xff, 0, 0xff, 0
+	.endm
diff --git a/data/sound_data.s b/data/sound_data.s
index f5470dda50..bf5138f84a 100644
--- a/data/sound_data.s
+++ b/data/sound_data.s
@@ -1,14 +1,11 @@
 	.section .rodata
 
 	.include "asm/macros/m4a.inc"
+	.include "asm/macros/music_voice.inc"
 
 	.include "sound/voice_groups.inc"
-
-	@ keysplit tables, programmable wave data
-	.incbin "baserom.gba", 0x6b4698, 0x328
-
+	.include "sound/keysplit_tables.inc"
+	.include "sound/programmable_wave_data.inc"
 	.include "sound/music_player_table.inc"
 	.include "sound/song_table.inc"
-
-	@ direct sound data
-	.incbin "baserom.gba", 0x6b5d04, 0x246338
+	.include "sound/direct_sound_data.inc"
diff --git a/sound/direct_sound_data.inc b/sound/direct_sound_data.inc
new file mode 100644
index 0000000000..2cd409e615
--- /dev/null
+++ b/sound/direct_sound_data.inc
@@ -0,0 +1 @@
+.incbin "baserom.gba", 0x6b5d04, 0x246338
diff --git a/sound/keysplit_tables.inc b/sound/keysplit_tables.inc
new file mode 100644
index 0000000000..4a9e8cfd7f
--- /dev/null
+++ b/sound/keysplit_tables.inc
@@ -0,0 +1 @@
+.incbin "baserom.gba", 0x6b4698, 0x198
diff --git a/sound/programmable_wave_data.inc b/sound/programmable_wave_data.inc
new file mode 100644
index 0000000000..f451a4b45a
--- /dev/null
+++ b/sound/programmable_wave_data.inc
@@ -0,0 +1 @@
+.incbin "baserom.gba", 0x6b4830, 0x190