Link MSL_C/e_acos, rspsim fixes

include/jaudio_NES/audiocommon.h

@@ -37,6 +37,34 @@ extern "C" {
 #define ADSR_RESTART -3
 #define ADSR_SPECIAL4 -4 // TODO: figure this out
 
+// Audio ABI commands
+#define A_CMD_SPNOOP        0
+#define A_CMD_ADPCM         1
+#define A_CMD_CLEARBUFF     2
+#define A_CMD_UNK3          3
+#define A_CMD_ADDMIXER      4
+#define A_CMD_RESAMPLE      5
+#define A_CMD_RESAMPLE_ZOH  6
+#define A_CMD_FILTER        7
+#define A_CMD_SETBUFF       8
+#define A_CMD_DUPLICATE     9
+#define A_CMD_DMEMMOVE      10
+#define A_CMD_LOADADPCM     11
+#define A_CMD_MIXER         12
+#define A_CMD_INTERLEAVE    13
+#define A_CMD_HILOGAIN      14
+#define A_CMD_SETLOOP       15
+#define A_CMD_UNK16         16
+#define A_CMD_INTERL        17
+#define A_CMD_ENVSETUP1     18
+#define A_CMD_ENVMIXER      19
+#define A_CMD_LOADBUFF      20
+#define A_CMD_SAVEBUFF      21
+#define A_CMD_ENVSETUP2     22
+#define A_CMD_S8DEC         23
+#define A_CMD_LOADCACHE     24
+#define A_CMD_EXIT          25
+
 #define NA_MAKE_COMMAND(a0, a1, a2, a3) \
     (u32)((((a0) & 0xFF) << 24) | (((a1) & 0xFF) << 16) | (((a2) & 0xFF) << 8) | (((a3) & 0xFF) << 0))