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Tell GBA that we want 2 channels

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This commit is contained in:
Gwilym Kuiper 2021-06-10 22:34:04 +01:00
parent c5d58e83a7
commit 74f2fdbc8b
1 changed files with 16 additions and 2 deletions
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18
agb/src/sound/mixer/hw.rs
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@ -47,11 +47,25 @@ pub(super) fn enable_dma2_for_sound(sound_memory: &[i8]) {
pub(super) fn set_sound_control_register_for_mixer() { pub(super) fn set_sound_control_register_for_mixer() {
let sound_a_volume_100: u16 = 1 << 2; let sound_a_volume_100: u16 = 1 << 2;
let sound_a_rout: u16 = 1 << 8; let sound_a_rout: u16 = 0 << 8; // sound A is for left channel only
let sound_a_lout: u16 = 1 << 9; let sound_a_lout: u16 = 1 << 9;
let sound_a_fifo_reset: u16 = 1 << 11; let sound_a_fifo_reset: u16 = 1 << 11;
SOUND_CONTROL.set(sound_a_volume_100 | sound_a_rout | sound_a_lout | sound_a_fifo_reset); let sound_b_volume_100: u16 = 1 << 3;
let sound_b_rout: u16 = 1 << 12;
let sound_b_lout: u16 = 1 << 13;
let sound_b_fifo_reset: u16 = 1 << 15;
SOUND_CONTROL.set(
sound_a_volume_100
| sound_a_rout
| sound_a_lout
| sound_a_fifo_reset
| sound_b_volume_100
| sound_b_rout
| sound_b_lout
| sound_b_fifo_reset,
);
// master sound enable // master sound enable
SOUND_CONTROL_X.set(1 << 7); SOUND_CONTROL_X.set(1 << 7);