1 files changed, 42 insertions, 0 deletions
diff --git a/arm7/lib/include/SND_exChannel.h b/arm7/lib/include/SND_exChannel.h
index 03fd4b41..a2d19971 100644
--- a/arm7/lib/include/SND_exChannel.h
+++ b/arm7/lib/include/SND_exChannel.h
@@ -42,5 +42,47 @@ void SND_InitLfoParam(struct SNDLfoParam *lfoParam);
 void SND_StartLfo(struct SNDLfo *lfo);
 void SND_UpdateLfo(struct SNDLfo *lfo);
 int SND_GetLfoValue(struct SNDLfo *lfo);
+void SNDi_SetSurroundDecay(int decay);
+
+void SND_SetupChannelPcm(
+    int chnIdx,
+    const void *data,
+    int format,
+    int loop,
+    int loopStart,
+    int loopLen,
+    int volume,
+    int volumeDiv,
+    int timer,
+    int pan
+);
+
+void SND_SetupChannelPsg(
+    int chnIdx,
+    int waveDuty,
+    int volume,
+    int volumeDiv,
+    int timer,
+    int pan
+);
+
+void SND_SetupChannelNoise(
+    int chnIdx,
+    int volume,
+    int volumeDiv,
+    int timer,
+    int pan
+);
+
+void SND_StopChannel(int chnIdx, int hold);
+
+void SND_SetChannelVolume(int chnIdx, int volume, int volumeDiv);
+void SND_SetChannelPan(int chnIdx, int pan);
+void SND_SetChannelTimer(int chnIdx, int timer);
+
+u32 SND_GetChannelControl(int idx);
+
+// TODO move this function to SND_exChannel.c
+u16 CalcDecayCoeff(int value);
 
 #endif //GUARD_SND_EXCHANNEL_H