Fix local functions in snd3d.s, add missing functions in snd_init.c, nearly match dataInsertKeymap

asm/musyx/runtime/snd3d.s

@@ -1734,7 +1734,7 @@ lbl_803AFE48:
 /* 803AFE54 003ACDB4  38 21 00 10 */	addi r1, r1, 0x10
 /* 803AFE58 003ACDB8  4E 80 00 20 */	blr
 
-AddStartingEmitter:
+.fn AddStartingEmitter, local
 /* 803AFE5C 003ACDBC  88 CD AF 62 */	lbz r6, startGroupNum@sda21(r13)
 /* 803AFE60 003ACDC0  3C 80 80 56 */	lis r4, startGroup@ha
 /* 803AFE64 003ACDC4  38 A4 F9 90 */	addi r5, r4, startGroup@l
@@ -1828,8 +1828,9 @@ lbl_803AFF6C:
 /* 803AFF9C 003ACEFC  D0 84 00 10 */	stfs f4, 0x10(r4)
 /* 803AFFA0 003ACF00  D0 24 00 04 */	stfs f1, 4(r4)
 /* 803AFFA4 003ACF04  4E 80 00 20 */	blr
+.endfn AddStartingEmitter
 
-StartContinousEmitters:
+.fn StartContinousEmitters, local
 /* 803AFFA8 003ACF08  94 21 FF 80 */	stwu r1, -0x80(r1)
 /* 803AFFAC 003ACF0C  7C 08 02 A6 */	mflr r0
 /* 803AFFB0 003ACF10  90 01 00 84 */	stw r0, 0x84(r1)
@@ -2094,6 +2095,7 @@ lbl_803B031C:
 /* 803B034C 003AD2AC  7C 08 03 A6 */	mtlr r0
 /* 803B0350 003AD2B0  38 21 00 80 */	addi r1, r1, 0x80
 /* 803B0354 003AD2B4  4E 80 00 20 */	blr
+.endfn StartContinousEmitters
 
 .global s3dHandle
 s3dHandle:

src/musyx/runtime/snd_init.c

@@ -1,25 +1,77 @@
+
+/*
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+*/
+
 #include "musyx/musyx_priv.h"
 // #define _DEBUG
 
+/*
+
+
+
+
+*/
+static s32 DoInit(u32 rate, u32 aramSize, u32 voices, u32 flags) {
+  bool ret;
+
+  MUSY_DEBUG("\nMusyX software initialization...\nBuild Date: %s %s\n\n", __DATE__, __TIME__);
+  ret = FALSE;
 
-s32 DoInit(u32 rate, u32 aramSize, u8 voices, u32 flags) {
   dataInitStack();
+
   dataInit(0, aramSize);
+
   seqInit();
+
   synthIdleWaitActive = 0;
+
   synthInit(rate, voices);
+
   streamInit();
+
   vsInit();
+
   s3dInit(flags);
+
   sndActive = 1;
 
-  return FALSE;
+  MUSY_DEBUG("MusyX logic is initialized.\n\n");
+
+  return ret;
 }
 
-s32 sndInit(u8 voices, u8 music, u8 sfx, u8 studios, u32 flags, u32 aramSize) {
-  u32 rate;
-  s32 ret;
+/*
 
+
+
+
+
+
+
+
+
+
+*/
+s32 sndInit(u8 voices, u8 music, u8 sfx, u8 studios, u32 flags, u32 aramSize) {
+  s32 ret; // r31
+  u32 frq; // r1+0x14
+
+  MUSY_DEBUG("Entering sndInit()\n\n");
   sndActive = 0;
   if (voices <= 64) {
     synthInfo.voiceNum = voices;
@@ -31,27 +83,65 @@ s32 sndInit(u8 voices, u8 music, u8 sfx, u8 studios, u32 flags, u32 aramSize) {
   } else {
     synthInfo.studioNum = 8;
   }
-  rate = 32000;
+
   synthInfo.maxMusic = music;
   synthInfo.maxSFX = sfx;
-  ret = hwInit(&rate, synthInfo.voiceNum, synthInfo.studioNum, flags);
-  if (ret == 0) {
+  frq = 32000;
+  if ((ret = hwInit(&frq, synthInfo.voiceNum, synthInfo.studioNum, flags)) == 0) {
     ret = DoInit(32000, aramSize, synthInfo.voiceNum, flags);
   }
+
+  MUSY_DEBUG("Leaving sndInit().\n\n");
   return ret;
 }
 
+/* */
 void sndQuit() {
+  MUSY_ASSERT_MSG(sndActive, "Sound system is not initialized.");
+
   hwExit();
+  /*
+
+
+  */
   dataExit();
+  /*
+   */
   s3dExit();
+  /* */
   synthExit();
+  /* */
   sndActive = 0;
 }
 
+/*
+
+
+*/
 void sndSetMaxVoices(u8 music, u8 sfx) {
-  MUSY_ASSERT_MSG(music > synthInfo.voiceNum, "Music voices are above maximum voice number.");
-  MUSY_ASSERT_MSG(sfx > synthInfo.voiceNum, "Sfx voices are above maximum voice number.");
+  MUSY_ASSERT_MSG(music <= synthInfo.voiceNum, "Music voices are above maximum voice number.");
+  MUSY_ASSERT_MSG(sfx <= synthInfo.voiceNum, "Sfx voices are above maximum voice number.");
+
   synthInfo.maxMusic = music;
   synthInfo.maxSFX = sfx;
 }
+
+/*
+
+
+*/
+bool sndIsInstalled() { return sndActive; }
+
+/*
+
+
+
+
+*/
+SND_PLAYBACKINFO* sndGetPlayBackInfo() {
+  if (sndActive) {
+    return &synthInfo.pbInfo;
+  }
+
+  return NULL;
+}

src/musyx/runtime/synthdata.c

@@ -15,32 +15,33 @@ static MAC_SUBTAB dataMacSubTabmem[2048];
 static u16 dataFXGroupNum = 0;
 static FX_GROUP dataFXGroups[128];
 
+// #line 94
 u32 dataInsertKeymap(u16 cid, void* keymapdata) {
   long i; // r31
   long j; // r29
 
   hwDisableIrq();
-  for (i = 0; i < dataKeymapNum && dataKeymapTab[i].id < cid; ++i);
+
+  for (i = 0; i < dataKeymapNum && dataKeymapTab[i].id < cid; ++i)
+    ;
 
   if (i < dataKeymapNum) {
-    if (cid == dataKeymapTab[i].id) {
+    if (cid != dataKeymapTab[i].id) {
+      if (dataKeymapNum < 256) {
+        for (j = dataKeymapNum - 1; j >= i; --j) {
+          dataKeymapTab[j + 1] = dataKeymapTab[j];
+        }
+        ++dataKeymapNum;
+      } else {
+        hwEnableIrq();
+        return 0;
+      }
+    } else {
       dataKeymapTab[i].refCount++;
       hwEnableIrq();
       return 0;
     }
-
-    if (256 < dataKeymapNum) {
-      hwEnableIrq();
-      return 0;
-    }
-
-    j = dataKeymapNum;
-    for (j = dataKeymapNum; i <= j; --j) {
-      dataKeymapTab[j].id = dataKeymapTab[j - 1].id;
-      dataKeymapTab[j].refCount = dataKeymapTab[j - 1].refCount;
-      dataKeymapTab[j].data = dataKeymapTab[j - 1].data;
-    }
-  } else if (256 < dataKeymapNum) {
+  } else if (dataKeymapNum < 256) {
     hwEnableIrq();
     return 0;
   }