From 123a9352e0359b0e38eabf1a9aac0b6ea54973c9 Mon Sep 17 00:00:00 2001
From: fig02 <fig02srl@gmail.com>
Date: Wed, 30 Apr 2025 17:16:06 -0400
Subject: [PATCH] Audio Internal Library: Document original function names from
 Animal Crossing (#2513)

* finish thread.c

* load.c complete

* complete seqplayer.c

* format
---
 src/audio/lib/load.c      | 232 +++++++++++++++++++++++++++++++++++++-
 src/audio/lib/seqplayer.c | 107 ++++++++++++++++++
 src/audio/lib/thread.c    |  81 +++++++++++++
 3 files changed, 419 insertions(+), 1 deletion(-)

diff --git a/src/audio/lib/load.c b/src/audio/lib/load.c
index ebd968ae9b..f723e5b836 100644
--- a/src/audio/lib/load.c
+++ b/src/audio/lib/load.c
@@ -1,3 +1,7 @@
+/**
+ * Original Filename: system.c
+ */
+
 #include "array_count.h"
 #include "attributes.h"
 #include "buffers.h"
@@ -77,6 +81,9 @@ void* sUnusedHandler = NULL;
 
 s32 gAudioContextInitialized = false;
 
+/**
+ * original name: Nas_WaveDmaFrameWork
+ */
 void AudioLoad_DecreaseSampleDmaTtls(void) {
     u32 i;
 
@@ -109,6 +116,9 @@ void AudioLoad_DecreaseSampleDmaTtls(void) {
     gAudioCtx.unused2628 = 0;
 }
 
+/**
+ * original name:Nas_WaveDmaCallBack
+ */
 void* AudioLoad_DmaSampleData(u32 devAddr, u32 size, s32 arg2, u8* dmaIndexRef, s32 medium) {
     s32 pad1;
     SampleDma* dma;
@@ -203,6 +213,9 @@ void* AudioLoad_DmaSampleData(u32 devAddr, u32 size, s32 arg2, u8* dmaIndexRef,
     return (devAddr - dmaDevAddr) + dma->ramAddr;
 }
 
+/**
+ * original name: Nas_WaveDmaNew
+ */
 void AudioLoad_InitSampleDmaBuffers(s32 numNotes) {
     SampleDma* dma;
     s32 i;
@@ -272,6 +285,9 @@ void AudioLoad_InitSampleDmaBuffers(s32 numNotes) {
     gAudioCtx.sampleDmaReuseQueue2WrPos = gAudioCtx.sampleDmaCount - gAudioCtx.sampleDmaListSize1;
 }
 
+/**
+ * original name: Nas_CheckIDbank
+ */
 s32 AudioLoad_IsFontLoadComplete(s32 fontId) {
     if (fontId == 0xFF) {
         return true;
@@ -284,6 +300,9 @@ s32 AudioLoad_IsFontLoadComplete(s32 fontId) {
     }
 }
 
+/**
+ * original name: Nas_CheckIDseq
+ */
 s32 AudioLoad_IsSeqLoadComplete(s32 seqId) {
     if (seqId == 0xFF) {
         return true;
@@ -296,6 +315,9 @@ s32 AudioLoad_IsSeqLoadComplete(s32 seqId) {
     }
 }
 
+/**
+ * original name: Nas_CheckIDwave
+ */
 s32 AudioLoad_IsSampleLoadComplete(s32 sampleBankId) {
     if (sampleBankId == 0xFF) {
         return true;
@@ -309,18 +331,27 @@ s32 AudioLoad_IsSampleLoadComplete(s32 sampleBankId) {
     }
 }
 
+/**
+ * original name: Nas_WriteIDbank
+ */
 void AudioLoad_SetFontLoadStatus(s32 fontId, s32 loadStatus) {
     if ((fontId != 0xFF) && (gAudioCtx.fontLoadStatus[fontId] != LOAD_STATUS_PERMANENTLY_LOADED)) {
         gAudioCtx.fontLoadStatus[fontId] = loadStatus;
     }
 }
 
+/**
+ * original name: Nas_WriteIDseq
+ */
 void AudioLoad_SetSeqLoadStatus(s32 seqId, s32 loadStatus) {
     if ((seqId != 0xFF) && (gAudioCtx.seqLoadStatus[seqId] != LOAD_STATUS_PERMANENTLY_LOADED)) {
         gAudioCtx.seqLoadStatus[seqId] = loadStatus;
     }
 }
 
+/**
+ * original name: Nas_WriteIDwave
+ */
 void AudioLoad_SetSampleFontLoadStatusAndApplyCaches(s32 sampleBankId, s32 loadStatus) {
     if (sampleBankId != 0xFF) {
         if (gAudioCtx.sampleFontLoadStatus[sampleBankId] != LOAD_STATUS_PERMANENTLY_LOADED) {
@@ -334,12 +365,18 @@ void AudioLoad_SetSampleFontLoadStatusAndApplyCaches(s32 sampleBankId, s32 loadS
     }
 }
 
+/**
+ * original name: Nas_WriteIDwaveOnly
+ */
 void AudioLoad_SetSampleFontLoadStatus(s32 sampleBankId, s32 loadStatus) {
     if ((sampleBankId != 0xFF) && (gAudioCtx.sampleFontLoadStatus[sampleBankId] != LOAD_STATUS_PERMANENTLY_LOADED)) {
         gAudioCtx.sampleFontLoadStatus[sampleBankId] = loadStatus;
     }
 }
 
+/**
+ * original name: Nas_BankHeaderInit
+ */
 void AudioLoad_InitTable(AudioTable* table, u32 romAddr, u16 unkMediumParam) {
     s32 i;
 
@@ -353,6 +390,9 @@ void AudioLoad_InitTable(AudioTable* table, u32 romAddr, u16 unkMediumParam) {
     }
 }
 
+/**
+ * original name: Nas_PreLoadBank
+ */
 SoundFontData* AudioLoad_SyncLoadSeqFonts(s32 seqId, u32* outDefaultFontId) {
     s32 pad[2];
     s32 index;
@@ -379,6 +419,9 @@ SoundFontData* AudioLoad_SyncLoadSeqFonts(s32 seqId, u32* outDefaultFontId) {
     return fontData;
 }
 
+/**
+ * original name: Nas_PreLoadSeq
+ */
 void AudioLoad_SyncLoadSeqParts(s32 seqId, s32 arg1) {
     s32 pad;
     u32 defaultFontId;
@@ -393,6 +436,9 @@ void AudioLoad_SyncLoadSeqParts(s32 seqId, s32 arg1) {
     }
 }
 
+/**
+ * original name: __Nas_LoadVoice_Inner
+ */
 s32 AudioLoad_SyncLoadSample(Sample* sample, s32 fontId) {
     void* sampleAddr;
 
@@ -417,6 +463,9 @@ s32 AudioLoad_SyncLoadSample(Sample* sample, s32 fontId) {
     //! @bug Missing return, but the return value is never used so it's fine.
 }
 
+/**
+ * original name: Nas_LoadVoice
+ */
 s32 AudioLoad_SyncLoadInstrument(s32 fontId, s32 instId, s32 drumId) {
     if (instId < 0x7F) {
         Instrument* instrument = Audio_GetInstrumentInner(fontId, instId);
@@ -443,24 +492,39 @@ s32 AudioLoad_SyncLoadInstrument(s32 fontId, s32 instId, s32 drumId) {
     }
 }
 
+/**
+ * original name: Nas_PreLoad_BG
+ */
 void AudioLoad_AsyncLoad(s32 tableType, s32 id, s32 nChunks, s32 retData, OSMesgQueue* retQueue) {
     if (AudioLoad_AsyncLoadInner(tableType, id, nChunks, retData, retQueue) == NULL) {
         osSendMesg(retQueue, (OSMesg)0xFFFFFFFF, OS_MESG_NOBLOCK);
     }
 }
 
+/**
+ * original name: Nas_PreLoadSeq_BG
+ */
 void AudioLoad_AsyncLoadSeq(s32 seqId, s32 arg1, s32 retData, OSMesgQueue* retQueue) {
     AudioLoad_AsyncLoad(SEQUENCE_TABLE, seqId, 0, retData, retQueue);
 }
 
+/**
+ * original name: Nas_PreLoadWave_BG
+ */
 void AudioLoad_AsyncLoadSampleBank(s32 sampleBankId, s32 arg1, s32 retData, OSMesgQueue* retQueue) {
     AudioLoad_AsyncLoad(SAMPLE_TABLE, sampleBankId, 0, retData, retQueue);
 }
 
+/**
+ * original name: Nas_PreLoadBank_BG
+ */
 void AudioLoad_AsyncLoadFont(s32 fontId, s32 arg1, s32 retData, OSMesgQueue* retQueue) {
     AudioLoad_AsyncLoad(FONT_TABLE, fontId, 0, retData, retQueue);
 }
 
+/**
+ * original name: Nas_SeqToBank
+ */
 u8* AudioLoad_GetFontsForSequence(s32 seqId, u32* outNumFonts) {
     s32 index = ((u16*)gAudioCtx.sequenceFontTable)[seqId];
 
@@ -471,6 +535,9 @@ u8* AudioLoad_GetFontsForSequence(s32 seqId, u32* outNumFonts) {
     return &gAudioCtx.sequenceFontTable[index];
 }
 
+/**
+ * original name: Nas_FlushBank
+ */
 void AudioLoad_DiscardSeqFonts(s32 seqId) {
     s32 fontId;
     s32 index = ((u16*)gAudioCtx.sequenceFontTable)[seqId];
@@ -486,6 +553,9 @@ void AudioLoad_DiscardSeqFonts(s32 seqId) {
     }
 }
 
+/**
+ * original name: __Kill_Bank
+ */
 void AudioLoad_DiscardFont(s32 fontId) {
     u32 i;
     AudioCache* pool = &gAudioCtx.fontCache;
@@ -507,6 +577,9 @@ void AudioLoad_DiscardFont(s32 fontId) {
     AudioHeap_DiscardFont(fontId);
 }
 
+/**
+ * original name: Nas_StartMySeq
+ */
 s32 AudioLoad_SyncInitSeqPlayer(s32 playerIdx, s32 seqId, s32 arg2) {
     if (gAudioCtx.resetTimer != 0) {
         return 0;
@@ -520,6 +593,9 @@ s32 AudioLoad_SyncInitSeqPlayer(s32 playerIdx, s32 seqId, s32 arg2) {
     //! The callers of this function do not use the return value, so it's fine.
 }
 
+/**
+ * original name: Nas_StartSeq_Skip
+ */
 s32 AudioLoad_SyncInitSeqPlayerSkipTicks(s32 playerIdx, s32 seqId, s32 skipTicks) {
     if (gAudioCtx.resetTimer != 0) {
         return 0;
@@ -530,6 +606,9 @@ s32 AudioLoad_SyncInitSeqPlayerSkipTicks(s32 playerIdx, s32 seqId, s32 skipTicks
     //! @bug Missing return, see comment in AudioLoad_SyncInitSeqPlayer above.
 }
 
+/**
+ * original name: __Nas_StartSeq
+ */
 s32 AudioLoad_SyncInitSeqPlayerInternal(s32 playerIdx, s32 seqId, s32 arg2) {
     SequencePlayer* seqPlayer = &gAudioCtx.seqPlayers[playerIdx];
     u8* seqData;
@@ -572,6 +651,9 @@ s32 AudioLoad_SyncInitSeqPlayerInternal(s32 playerIdx, s32 seqId, s32 arg2) {
     //! @bug missing return (but the return value is not used so it's not UB)
 }
 
+/**
+ * original name: __Load_Seq
+ */
 u8* AudioLoad_SyncLoadSeq(s32 seqId) {
     s32 pad;
     s32 didAllocate;
@@ -583,10 +665,16 @@ u8* AudioLoad_SyncLoadSeq(s32 seqId) {
     return AudioLoad_SyncLoad(SEQUENCE_TABLE, seqId, &didAllocate);
 }
 
+/**
+ * original name: __Load_Wave_Check
+ */
 u32 AudioLoad_GetSampleBank(u32 sampleBankId, u32* outMedium) {
     return AudioLoad_TrySyncLoadSampleBank(sampleBankId, outMedium, true);
 }
 
+/**
+ * original name: __Load_Wave
+ */
 u32 AudioLoad_TrySyncLoadSampleBank(u32 sampleBankId, u32* outMedium, s32 noLoad) {
     void* ramAddr;
     AudioTable* sampleBankTable;
@@ -619,6 +707,9 @@ u32 AudioLoad_TrySyncLoadSampleBank(u32 sampleBankId, u32* outMedium, s32 noLoad
     return sampleBankTable->entries[realTableId].romAddr;
 }
 
+/**
+ * original name: __Load_Ctrl
+ */
 SoundFontData* AudioLoad_SyncLoadFont(u32 fontId) {
     SoundFontData* fontData;
     s32 sampleBankId1;
@@ -658,6 +749,9 @@ SoundFontData* AudioLoad_SyncLoadFont(u32 fontId) {
     return fontData;
 }
 
+/**
+ * original name: __Load_Bank
+ */
 void* AudioLoad_SyncLoad(u32 tableType, u32 id, s32* didAllocate) {
     u32 size;
     AudioTable* table;
@@ -742,6 +836,9 @@ void* AudioLoad_SyncLoad(u32 tableType, u32 id, s32* didAllocate) {
     return ramAddr;
 }
 
+/**
+ * original name: __Link_BankNum
+ */
 u32 AudioLoad_GetRealTableIndex(s32 tableType, u32 id) {
     AudioTable* table = AudioLoad_GetLoadTable(tableType);
 
@@ -752,6 +849,9 @@ u32 AudioLoad_GetRealTableIndex(s32 tableType, u32 id) {
     return id;
 }
 
+/**
+ * original name: __Check_Cache
+ */
 void* AudioLoad_SearchCaches(s32 tableType, s32 id) {
     void* ramAddr;
 
@@ -768,6 +868,10 @@ void* AudioLoad_SearchCaches(s32 tableType, s32 id) {
     return NULL;
 }
 
+/**
+ * Animal Crossing's equivalent to this function is __Get_ArcHeader.
+ * This name must be new, because ARC files are GameCube speicifc.
+ */
 AudioTable* AudioLoad_GetLoadTable(s32 tableType) {
     AudioTable* table;
 
@@ -793,7 +897,9 @@ AudioTable* AudioLoad_GetLoadTable(s32 tableType) {
 
 /**
  * Read and extract information from soundFont binary loaded into ram.
- * Also relocate offsets into pointers within this loaded soundFont
+ * Also relocate offsets into pointers within this loaded soundFont.
+ *
+ * original name: Nas_BankOfsToAddr_Inner
  *
  * @param fontId index of font being processed
  * @param fontDataStartAddr ram address of raw soundfont binary loaded into cache
@@ -923,6 +1029,9 @@ void AudioLoad_RelocateFont(s32 fontId, SoundFontData* fontDataStartAddr, Sample
     gAudioCtx.soundFontList[fontId].instruments = (Instrument**)(fontData + 2);
 }
 
+/**
+ * original name: Nas_FastCopy
+ */
 void AudioLoad_SyncDma(u32 devAddr, u8* ramAddr, u32 size, s32 medium) {
     OSMesgQueue* msgQueue = &gAudioCtx.syncDmaQueue;
     OSIoMesg* ioMesg = &gAudioCtx.syncDmaIoMesg;
@@ -947,9 +1056,15 @@ void AudioLoad_SyncDma(u32 devAddr, u8* ramAddr, u32 size, s32 medium) {
     }
 }
 
+/**
+ * original name: Nas_FastDiskCopy
+ */
 void AudioLoad_SyncDmaUnkMedium(u32 devAddr, u8* addr, u32 size, s32 unkMediumParam) {
 }
 
+/**
+ * original name: Nas_StartDma
+ */
 s32 AudioLoad_Dma(OSIoMesg* mesg, u32 priority, s32 direction, u32 devAddr, void* ramAddr, u32 size,
                   OSMesgQueue* reqQueue, s32 medium, const char* dmaFuncType) {
     OSPiHandle* handle;
@@ -987,15 +1102,24 @@ s32 AudioLoad_Dma(OSIoMesg* mesg, u32 priority, s32 direction, u32 devAddr, void
     return 0;
 }
 
+/**
+ * original name: __OfsToLbaOfs
+ */
 void AudioLoad_Unused1(void) {
 }
 
+/**
+ * original name: EmemLoad
+ */
 void AudioLoad_SyncLoadSimple(u32 tableType, u32 fontId) {
     s32 didAllocate;
 
     AudioLoad_SyncLoad(tableType, fontId, &didAllocate);
 }
 
+/**
+ * original name: __Load_Bank_BG
+ */
 void* AudioLoad_AsyncLoadInner(s32 tableType, s32 id, s32 nChunks, s32 retData, OSMesgQueue* retQueue) {
     u32 size;
     AudioTable* table;
@@ -1102,20 +1226,32 @@ void* AudioLoad_AsyncLoadInner(s32 tableType, s32 id, s32 nChunks, s32 retData,
     return ramAddr;
 }
 
+/**
+ * original name: Nas_BgDmaFrameWork
+ */
 void AudioLoad_ProcessLoads(s32 resetStatus) {
     AudioLoad_ProcessSlowLoads(resetStatus);
     AudioLoad_ProcessSamplePreloads(resetStatus);
     AudioLoad_ProcessAsyncLoads(resetStatus);
 }
 
+/**
+ * original name: Nas_SetRomHandler
+ */
 void AudioLoad_SetDmaHandler(DmaHandler callback) {
     sDmaHandler = callback;
 }
 
+/**
+ * original name: Nas_SetRomHandler
+ */
 void AudioLoad_SetUnusedHandler(void* callback) {
     sUnusedHandler = callback;
 }
 
+/**
+ * original name: __SetVlute
+ */
 void AudioLoad_InitSoundFont(s32 fontId) {
     SoundFont* font = &gAudioCtx.soundFontList[fontId];
     AudioTableEntry* entry = &gAudioCtx.soundFontTable->entries[fontId];
@@ -1127,6 +1263,9 @@ void AudioLoad_InitSoundFont(s32 fontId) {
     font->numSfx = entry->shortData3;
 }
 
+/**
+ * original name: Nas_InitAudio
+ */
 void AudioLoad_Init(void* heap, u32 heapSize) {
     s32 pad[18];
     s32 numFonts;
@@ -1262,11 +1401,17 @@ void AudioLoad_Init(void* heap, u32 heapSize) {
     osSendMesg(gAudioCtx.taskStartQueueP, (OSMesg)gAudioCtx.totalTaskCount, OS_MESG_NOBLOCK);
 }
 
+/**
+ * original name: LpsInit
+ */
 void AudioLoad_InitSlowLoads(void) {
     gAudioCtx.slowLoads[0].state = SLOW_LOAD_STATE_WAITING;
     gAudioCtx.slowLoads[1].state = SLOW_LOAD_STATE_WAITING;
 }
 
+/**
+ * original name: VoiceLoad
+ */
 s32 AudioLoad_SlowLoadSample(s32 fontId, s32 instId, s8* status) {
     Sample* sample;
     AudioSlowLoad* slowLoad;
@@ -1317,6 +1462,9 @@ s32 AudioLoad_SlowLoadSample(s32 fontId, s32 instId, s8* status) {
     return 0;
 }
 
+/**
+ * original name: __GetWaveTable
+ */
 Sample* AudioLoad_GetFontSample(s32 fontId, s32 instId) {
     Sample* sample;
 
@@ -1348,6 +1496,9 @@ Sample* AudioLoad_GetFontSample(s32 fontId, s32 instId) {
 void AudioLoad_Unused2(void) {
 }
 
+/**
+ * original name: __SwapLoadLps
+ */
 void AudioLoad_FinishSlowLoad(AudioSlowLoad* slowLoad) {
     Sample* sample;
 
@@ -1365,6 +1516,9 @@ void AudioLoad_FinishSlowLoad(AudioSlowLoad* slowLoad) {
     sample->medium = MEDIUM_RAM;
 }
 
+/**
+ * original name: LpsDma
+ */
 void AudioLoad_ProcessSlowLoads(s32 resetStatus) {
     AudioSlowLoad* slowLoad;
     s32 i;
@@ -1414,6 +1568,9 @@ void AudioLoad_ProcessSlowLoads(s32 resetStatus) {
     }
 }
 
+/**
+ * original name: __Nas_SlowCopy
+ */
 void AudioLoad_DmaSlowCopy(AudioSlowLoad* slowLoad, s32 size) {
     Audio_InvalDCache(slowLoad->curRamAddr, size);
     osCreateMesgQueue(&slowLoad->msgQueue, &slowLoad->msg, 1);
@@ -1421,9 +1578,15 @@ void AudioLoad_DmaSlowCopy(AudioSlowLoad* slowLoad, s32 size) {
                   &slowLoad->msgQueue, slowLoad->medium, "SLOWCOPY");
 }
 
+/**
+ * original name: __Nas_SlowDiskCopy
+ */
 void AudioLoad_DmaSlowCopyUnkMedium(s32 devAddr, u8* ramAddr, s32 size, s32 arg3) {
 }
 
+/**
+ * original name: SeqLoad
+ */
 s32 AudioLoad_SlowLoadSeq(s32 seqId, u8* ramAddr, s8* status) {
     AudioSlowLoad* slowLoad;
     AudioTable* seqTable;
@@ -1461,6 +1624,9 @@ s32 AudioLoad_SlowLoadSeq(s32 seqId, u8* ramAddr, s8* status) {
     return 0;
 }
 
+/**
+ * original name: Nas_BgCopyInit
+ */
 void AudioLoad_InitAsyncLoads(void) {
     s32 i;
 
@@ -1469,6 +1635,9 @@ void AudioLoad_InitAsyncLoads(void) {
     }
 }
 
+/**
+ * original name: Nas_BgCopyDisk
+ */
 AudioAsyncLoad* AudioLoad_StartAsyncLoadUnkMedium(s32 unkMediumParam, u32 devAddr, void* ramAddr, s32 size, s32 medium,
                                                   s32 nChunks, OSMesgQueue* retQueue, s32 retMsg) {
     AudioAsyncLoad* asyncLoad;
@@ -1484,6 +1653,9 @@ AudioAsyncLoad* AudioLoad_StartAsyncLoadUnkMedium(s32 unkMediumParam, u32 devAdd
     return asyncLoad;
 }
 
+/**
+ * original name: Nas_BgCopyReq
+ */
 AudioAsyncLoad* AudioLoad_StartAsyncLoad(u32 devAddr, void* ramAddr, u32 size, s32 medium, s32 nChunks,
                                          OSMesgQueue* retQueue, s32 retMsg) {
     AudioAsyncLoad* asyncLoad;
@@ -1526,6 +1698,9 @@ AudioAsyncLoad* AudioLoad_StartAsyncLoad(u32 devAddr, void* ramAddr, u32 size, s
     return asyncLoad;
 }
 
+/**
+ * original name: Nas_BgCopyMain
+ */
 void AudioLoad_ProcessAsyncLoads(s32 resetStatus) {
     AudioAsyncLoad* asyncLoad;
     s32 i;
@@ -1560,9 +1735,15 @@ void AudioLoad_ProcessAsyncLoads(s32 resetStatus) {
     }
 }
 
+/**
+ * original name: __BgCopyDisk
+ */
 void AudioLoad_ProcessAsyncLoadUnkMedium(AudioAsyncLoad* asyncLoad, s32 resetStatus) {
 }
 
+/**
+ * original name: __BgCopyFinishProcess
+ */
 void AudioLoad_FinishAsyncLoad(AudioAsyncLoad* asyncLoad) {
     u32 retMsg = asyncLoad->retMsg;
     u32 fontId;
@@ -1603,6 +1784,9 @@ void AudioLoad_FinishAsyncLoad(AudioAsyncLoad* asyncLoad) {
     osSendMesg(asyncLoad->retQueue, doneMsg, OS_MESG_NOBLOCK);
 }
 
+/**
+ * original name: __BgCopySub
+ */
 void AudioLoad_ProcessAsyncLoad(AudioAsyncLoad* asyncLoad, s32 resetStatus) {
     AudioTable* sampleBankTable = gAudioCtx.sampleBankTable;
 
@@ -1651,6 +1835,9 @@ void AudioLoad_ProcessAsyncLoad(AudioAsyncLoad* asyncLoad, s32 resetStatus) {
     asyncLoad->curRamAddr += asyncLoad->chunkSize;
 }
 
+/**
+ * original name: __Nas_BgCopy
+ */
 void AudioLoad_AsyncDma(AudioAsyncLoad* asyncLoad, u32 size) {
     size = ALIGN16(size);
     Audio_InvalDCache(asyncLoad->curRamAddr, size);
@@ -1659,6 +1846,9 @@ void AudioLoad_AsyncDma(AudioAsyncLoad* asyncLoad, u32 size) {
                   &asyncLoad->msgQueue, asyncLoad->medium, "BGCOPY");
 }
 
+/**
+ * original name: __Nas_BgDiskCopy
+ */
 void AudioLoad_AsyncDmaUnkMedium(u32 devAddr, void* ramAddr, u32 size, s16 arg3) {
 }
 
@@ -1668,6 +1858,8 @@ void AudioLoad_AsyncDmaUnkMedium(u32 devAddr, void* ramAddr, u32 size, s16 arg3)
  * TunedSample contains metadata on a sample used by a particular instrument/drum/sfx
  * Also relocate offsets into pointers within this loaded TunedSample
  *
+ * original name: __WaveTouch
+ *
  * @param fontId index of font being processed
  * @param fontData ram address of raw soundfont binary loaded into cache
  * @param sampleBankReloc information on the sampleBank containing raw audio samples
@@ -1724,6 +1916,8 @@ void AudioLoad_RelocateSample(TunedSample* tunedSample, SoundFontData* fontData,
 }
 
 /**
+ * original name: Nas_BankOfsToAddr
+ *
  * @param fontId index of font being processed
  * @param fontData ram address of raw soundfont binary loaded into cache
  * @param sampleBankReloc information on the sampleBank containing raw audio samples
@@ -1831,6 +2025,9 @@ void AudioLoad_RelocateFontAndPreloadSamples(s32 fontId, SoundFontData* fontData
     }
 }
 
+/**
+ * original name: Nas_CheckBgWave
+ */
 s32 AudioLoad_ProcessSamplePreloads(s32 resetStatus) {
     Sample* sample;
     AudioPreloadReq* preload;
@@ -1893,6 +2090,9 @@ s32 AudioLoad_ProcessSamplePreloads(s32 resetStatus) {
     return true;
 }
 
+/**
+ * original name: __AddList
+ */
 s32 AudioLoad_AddToSampleSet(Sample* sample, s32 numSamples, Sample** sampleSet) {
     s32 i;
 
@@ -1910,6 +2110,9 @@ s32 AudioLoad_AddToSampleSet(Sample* sample, s32 numSamples, Sample** sampleSet)
     return numSamples;
 }
 
+/**
+ * original name: MakeWaveList
+ */
 s32 AudioLoad_GetSamplesForFont(s32 fontId, Sample** sampleSet) {
     s32 i;
     s32 numSamples = 0;
@@ -1943,6 +2146,9 @@ s32 AudioLoad_GetSamplesForFont(s32 fontId, Sample** sampleSet) {
     return numSamples;
 }
 
+/**
+ * original name: __Reload
+ */
 void AudioLoad_AddUsedSample(TunedSample* tunedSample) {
     Sample* sample = tunedSample->sample;
 
@@ -1951,6 +2157,9 @@ void AudioLoad_AddUsedSample(TunedSample* tunedSample) {
     }
 }
 
+/**
+ * original name: WaveReload
+ */
 void AudioLoad_PreloadSamplesForFont(s32 fontId, s32 async, SampleBankRelocInfo* sampleBankReloc) {
     s32 numDrums;
     s32 numInstruments;
@@ -2086,6 +2295,9 @@ void AudioLoad_PreloadSamplesForFont(s32 fontId, s32 async, SampleBankRelocInfo*
     }
 }
 
+/**
+ * original name: EmemReload
+ */
 void AudioLoad_LoadPermanentSamples(void) {
     s32 pad;
     u32 fontId;
@@ -2118,15 +2330,27 @@ void AudioLoad_LoadPermanentSamples(void) {
     }
 }
 
+/**
+ * original name: __ExtDiskFinishCheck
+ */
 void AudioLoad_Unused3(void) {
 }
 
+/**
+ * original name: __ExtDiskInit
+ */
 void AudioLoad_Unused4(void) {
 }
 
+/**
+ * original name: __ExtDiskLoad
+ */
 void AudioLoad_Unused5(void) {
 }
 
+/**
+ * original name: MK_load
+ */
 void AudioLoad_ScriptLoad(s32 tableType, s32 id, s8* status) {
     static u32 sLoadIndex = 0;
 
@@ -2138,6 +2362,9 @@ void AudioLoad_ScriptLoad(s32 tableType, s32 id, s8* status) {
     }
 }
 
+/**
+ * original name: MK_FrameWork
+ */
 void AudioLoad_ProcessScriptLoads(void) {
     u32 temp;
     u32 sp20;
@@ -2152,6 +2379,9 @@ void AudioLoad_ProcessScriptLoads(void) {
     }
 }
 
+/**
+ * original name: MK_Init
+ */
 void AudioLoad_InitScriptLoads(void) {
     osCreateMesgQueue(&sScriptLoadQueue, sScriptLoadMsgBuf, ARRAY_COUNT(sScriptLoadMsgBuf));
 }
diff --git a/src/audio/lib/seqplayer.c b/src/audio/lib/seqplayer.c
index c43ae4848e..1d6fb7c0a6 100644
--- a/src/audio/lib/seqplayer.c
+++ b/src/audio/lib/seqplayer.c
@@ -1,5 +1,6 @@
 /**
  * @file audio_seqplayer.c
+ * original name: track.c
  *
  * Manages audio sequence players, interprets and executes sequence instructions used to write .seq files
  *
@@ -163,6 +164,8 @@ u8 sSeqInstructionArgsTable[] = {
  * Read and return the argument from the sequence script for a control flow instruction.
  * Control flow instructions (>= ASEQ_OP_CONTROL_FLOW_FIRST) can only have 0 or 1 args.
  * @return the argument value for a control flow instruction, or 0 if there is no argument
+ *
+ * original name: Convert_Com
  */
 u16 AudioSeq_GetScriptControlFlowArgument(SeqScriptState* state, u8 cmd) {
     u8 highBits = sSeqInstructionArgsTable[cmd - 0xB0];
@@ -184,6 +187,8 @@ u16 AudioSeq_GetScriptControlFlowArgument(SeqScriptState* state, u8 cmd) {
 /**
  * Read and execute the control flow sequence instructions
  * @return number of frames until next instruction. -1 signals termination
+ *
+ * original name: Common_Com
  */
 s32 AudioSeq_HandleScriptFlowControl(SequencePlayer* seqPlayer, SeqScriptState* state, s32 cmd, s32 cmdArg) {
     switch (cmd) {
@@ -255,6 +260,9 @@ s32 AudioSeq_HandleScriptFlowControl(SequencePlayer* seqPlayer, SeqScriptState*
     return 0;
 }
 
+/**
+ * original name: Nas_InitSubTrack
+ */
 void AudioSeq_InitSequenceChannel(SequenceChannel* channel) {
     s32 i;
 
@@ -310,6 +318,9 @@ void AudioSeq_InitSequenceChannel(SequenceChannel* channel) {
     Audio_InitNoteLists(&channel->notePool);
 }
 
+/**
+ * original name: Nas_EntryNoteTrack
+ */
 s32 AudioSeq_SeqChannelSetLayer(SequenceChannel* channel, s32 layerIndex) {
     SequenceLayer* layer;
     s32 pad;
@@ -357,6 +368,9 @@ s32 AudioSeq_SeqChannelSetLayer(SequenceChannel* channel, s32 layerIndex) {
     return 0;
 }
 
+/**
+ * original name: Nas_ReleaseNoteTrack
+ */
 void AudioSeq_SeqLayerDisable(SequenceLayer* layer) {
     if (layer != NULL) {
         if (layer->channel != &gAudioCtx.sequenceChannelNone && layer->channel->seqPlayer->finished == 1) {
@@ -369,6 +383,9 @@ void AudioSeq_SeqLayerDisable(SequenceLayer* layer) {
     }
 }
 
+/**
+ * original name: Nas_CloseNoteTrack
+ */
 void AudioSeq_SeqLayerFree(SequenceChannel* channel, s32 layerIndex) {
     SequenceLayer* layer = channel->layers[layerIndex];
 
@@ -379,6 +396,9 @@ void AudioSeq_SeqLayerFree(SequenceChannel* channel, s32 layerIndex) {
     }
 }
 
+/**
+ * original name: Nas_ReleaseSubTrack
+ */
 void AudioSeq_SequenceChannelDisable(SequenceChannel* channel) {
     s32 i;
 
@@ -391,6 +411,9 @@ void AudioSeq_SequenceChannelDisable(SequenceChannel* channel) {
     channel->finished = true;
 }
 
+/**
+ * original name: Nas_AllocSub
+ */
 void AudioSeq_SequencePlayerSetupChannels(SequencePlayer* seqPlayer, u16 channelBits) {
     SequenceChannel* channel;
     s32 i;
@@ -406,6 +429,9 @@ void AudioSeq_SequencePlayerSetupChannels(SequencePlayer* seqPlayer, u16 channel
     }
 }
 
+/**
+ * original name: Nas_DeAllocSub
+ */
 void AudioSeq_SequencePlayerDisableChannels(SequencePlayer* seqPlayer, u16 channelBitsUnused) {
     SequenceChannel* channel;
     s32 i;
@@ -418,6 +444,9 @@ void AudioSeq_SequencePlayerDisableChannels(SequencePlayer* seqPlayer, u16 chann
     }
 }
 
+/**
+ * original name: Nas_OpenSub
+ */
 void AudioSeq_SequenceChannelEnable(SequencePlayer* seqPlayer, u8 channelIndex, void* script) {
     SequenceChannel* channel = seqPlayer->channels[channelIndex];
     s32 i;
@@ -435,11 +464,17 @@ void AudioSeq_SequenceChannelEnable(SequencePlayer* seqPlayer, u8 channelIndex,
     }
 }
 
+/**
+ * original name: Nas_ReleaseGroup_Force
+ */
 void AudioSeq_SequencePlayerDisableAsFinished(SequencePlayer* seqPlayer) {
     seqPlayer->finished = true;
     AudioSeq_SequencePlayerDisable(seqPlayer);
 }
 
+/**
+ * original name: Nas_ReleaseGroup
+ */
 void AudioSeq_SequencePlayerDisable(SequencePlayer* seqPlayer) {
     s32 finished = 0;
 
@@ -478,6 +513,9 @@ void AudioSeq_SequencePlayerDisable(SequencePlayer* seqPlayer) {
     }
 }
 
+/**
+ * original name: Nas_AddList
+ */
 void AudioSeq_AudioListPushBack(AudioListItem* list, AudioListItem* item) {
     if (item->prev == NULL) {
         list->prev->next = item;
@@ -489,6 +527,9 @@ void AudioSeq_AudioListPushBack(AudioListItem* list, AudioListItem* item) {
     }
 }
 
+/**
+ * original name: Nas_GetList
+ */
 void* AudioSeq_AudioListPopBack(AudioListItem* list) {
     AudioListItem* item = list->prev;
 
@@ -504,6 +545,9 @@ void* AudioSeq_AudioListPopBack(AudioListItem* list) {
     return item->u.value;
 }
 
+/**
+ * original name: Nas_InitNoteList
+ */
 void AudioSeq_InitLayerFreelist(void) {
     s32 i;
 
@@ -519,10 +563,16 @@ void AudioSeq_InitLayerFreelist(void) {
     }
 }
 
+/**
+ * original name: Nas_ReadByteData
+ */
 u8 AudioSeq_ScriptReadU8(SeqScriptState* state) {
     return *(state->pc++);
 }
 
+/**
+ * original name: Nas_ReadWordData
+ */
 s16 AudioSeq_ScriptReadS16(SeqScriptState* state) {
     s16 ret = *(state->pc++) << 8;
 
@@ -530,6 +580,9 @@ s16 AudioSeq_ScriptReadS16(SeqScriptState* state) {
     return ret;
 }
 
+/**
+ * original name: Nas_ReadLengthData
+ */
 u16 AudioSeq_ScriptReadCompressedU16(SeqScriptState* state) {
     u16 ret = *(state->pc++);
 
@@ -540,6 +593,9 @@ u16 AudioSeq_ScriptReadCompressedU16(SeqScriptState* state) {
     return ret;
 }
 
+/**
+ * original name: Nas_NoteSeq
+ */
 void AudioSeq_SeqLayerProcessScript(SequenceLayer* layer) {
     s32 cmd;
 
@@ -581,6 +637,9 @@ void AudioSeq_SeqLayerProcessScript(SequenceLayer* layer) {
     }
 }
 
+/**
+ * original name: __Stop_Note
+ */
 void AudioSeq_SeqLayerProcessScriptStep1(SequenceLayer* layer) {
     if (!layer->continuousNotes) {
         Audio_SeqLayerNoteDecay(layer);
@@ -595,6 +654,9 @@ void AudioSeq_SeqLayerProcessScriptStep1(SequenceLayer* layer) {
     layer->notePropertiesNeedInit = true;
 }
 
+/**
+ * original name: __SetChannel
+ */
 s32 AudioSeq_SeqLayerProcessScriptStep5(SequenceLayer* layer, s32 sameTunedSample) {
     Note* note;
 
@@ -633,6 +695,9 @@ s32 AudioSeq_SeqLayerProcessScriptStep5(SequenceLayer* layer, s32 sameTunedSampl
     return 0;
 }
 
+/**
+ * original name: __Command_Seq
+ */
 s32 AudioSeq_SeqLayerProcessScriptStep2(SequenceLayer* layer) {
     SequenceChannel* channel = layer->channel;
     SeqScriptState* state = &layer->scriptState;
@@ -789,6 +854,9 @@ s32 AudioSeq_SeqLayerProcessScriptStep2(SequenceLayer* layer) {
     }
 }
 
+/**
+ * original name: __SetVoice
+ */
 s32 AudioSeq_SeqLayerProcessScriptStep4(SequenceLayer* layer, s32 cmd) {
     s32 sameTunedSample = true;
     s32 instOrWave;
@@ -997,6 +1065,9 @@ s32 AudioSeq_SeqLayerProcessScriptStep4(SequenceLayer* layer, s32 cmd) {
     return sameTunedSample;
 }
 
+/**
+ * original name: __SetNote
+ */
 s32 AudioSeq_SeqLayerProcessScriptStep3(SequenceLayer* layer, s32 cmd) {
     SeqScriptState* state = &layer->scriptState;
     u16 delay;
@@ -1110,6 +1181,9 @@ s32 AudioSeq_SeqLayerProcessScriptStep3(SequenceLayer* layer, s32 cmd) {
     return cmd;
 }
 
+/**
+ * original name: Nas_PriorityChanger
+ */
 void AudioSeq_SetChannelPriorities(SequenceChannel* channel, u8 priority) {
     if ((priority & 0xF) != 0) {
         channel->notePriority = priority & 0xF;
@@ -1121,6 +1195,9 @@ void AudioSeq_SetChannelPriorities(SequenceChannel* channel, u8 priority) {
     }
 }
 
+/**
+ * original name: Nas_ProgramChanger
+ */
 u8 AudioSeq_GetInstrument(SequenceChannel* channel, u8 instId, Instrument** instOut, AdsrSettings* adsr) {
     Instrument* inst = Audio_GetInstrumentInner(channel->fontId, instId);
 
@@ -1140,6 +1217,9 @@ u8 AudioSeq_GetInstrument(SequenceChannel* channel, u8 instId, Instrument** inst
     return instId;
 }
 
+/**
+ * original name: Nas_SubVoiceSet
+ */
 void AudioSeq_SetInstrument(SequenceChannel* channel, u8 instId) {
     if (instId >= 0x80) {
         // Synthetic Waves
@@ -1165,10 +1245,16 @@ void AudioSeq_SetInstrument(SequenceChannel* channel, u8 instId) {
     channel->hasInstrument = true;
 }
 
+/**
+ * original name: Nas_SubVolumeSet
+ */
 void AudioSeq_SequenceChannelSetVolume(SequenceChannel* channel, u8 volume) {
     channel->volume = (s32)volume / 127.0f;
 }
 
+/**
+ * original name: Nas_SubSeq
+ */
 void AudioSeq_SequenceChannelProcessScript(SequenceChannel* channel) {
     s32 i;
     u8* data;
@@ -1728,6 +1814,9 @@ exit_loop:
     }
 }
 
+/**
+ * original name: Nas_GroupSeq
+ */
 void AudioSeq_SequencePlayerProcessSequence(SequencePlayer* seqPlayer) {
     u8 cmd;
     u8 cmdLowBits;
@@ -2055,6 +2144,9 @@ void AudioSeq_SequencePlayerProcessSequence(SequencePlayer* seqPlayer) {
     }
 }
 
+/**
+ * original name: Nas_MySeqMain
+ */
 void AudioSeq_ProcessSequences(s32 arg0) {
     SequencePlayer* seqPlayer;
     u32 i;
@@ -2072,6 +2164,9 @@ void AudioSeq_ProcessSequences(s32 arg0) {
     Audio_ProcessNotes();
 }
 
+/**
+ * original name: Nas_SeqSkip
+ */
 void AudioSeq_SkipForwardSequence(SequencePlayer* seqPlayer) {
     while (seqPlayer->skipTicks > 0) {
         AudioSeq_SequencePlayerProcessSequence(seqPlayer);
@@ -2080,6 +2175,9 @@ void AudioSeq_SkipForwardSequence(SequencePlayer* seqPlayer) {
     }
 }
 
+/**
+ * original name: Nas_InitMySeq
+ */
 void AudioSeq_ResetSequencePlayer(SequencePlayer* seqPlayer) {
     s32 i;
 
@@ -2107,6 +2205,9 @@ void AudioSeq_ResetSequencePlayer(SequencePlayer* seqPlayer) {
     }
 }
 
+/**
+ * original name: Nas_AssignSubTrack
+ */
 void AudioSeq_InitSequencePlayerChannels(s32 playerIdx) {
     SequenceChannel* channel;
     SequencePlayer* seqPlayer = &gAudioCtx.seqPlayers[playerIdx];
@@ -2129,6 +2230,9 @@ void AudioSeq_InitSequencePlayerChannels(s32 playerIdx) {
     }
 }
 
+/**
+ * original name: __InitGroup
+ */
 void AudioSeq_InitSequencePlayer(SequencePlayer* seqPlayer) {
     s32 i;
     s32 j;
@@ -2154,6 +2258,9 @@ void AudioSeq_InitSequencePlayer(SequencePlayer* seqPlayer) {
     AudioSeq_ResetSequencePlayer(seqPlayer);
 }
 
+/**
+ * original name: Nas_InitPlayer
+ */
 void AudioSeq_InitSequencePlayers(void) {
     s32 i;
 
diff --git a/src/audio/lib/thread.c b/src/audio/lib/thread.c
index b47efa3267..2e2d0630e1 100644
--- a/src/audio/lib/thread.c
+++ b/src/audio/lib/thread.c
@@ -1,3 +1,7 @@
+/**
+ * Original Filename: sub_sys.c
+ */
+
 #include "array_count.h"
 #include "audiothread_cmd.h"
 #include "ultra64.h"
@@ -27,6 +31,8 @@ static AudioTask* sWaitingAudioTask = NULL;
 
 /**
  * This is Audio_Update for the audio thread
+ *
+ * original name: CreateAudioTask (note: function is heavily modified in Animal Crossing)
  */
 AudioTask* AudioThread_UpdateImpl(void) {
 #if OOT_VERSION < PAL_1_0 || !PLATFORM_N64
@@ -200,6 +206,9 @@ AudioTask* AudioThread_UpdateImpl(void) {
     }
 }
 
+/**
+ * original name: Nap_AudioSysProcess
+ */
 void AudioThread_ProcessGlobalCmd(AudioCmd* cmd) {
     s32 i;
     s32 pad[3];
@@ -325,6 +334,9 @@ void AudioThread_ProcessGlobalCmd(AudioCmd* cmd) {
     }
 }
 
+/**
+ * original name: __Nas_GroupFadeOut
+ */
 void AudioThread_SetFadeOutTimer(s32 seqPlayerIndex, s32 fadeTimer) {
     SequencePlayer* seqPlayer = &gAudioCtx.seqPlayers[seqPlayerIndex];
 
@@ -337,6 +349,9 @@ void AudioThread_SetFadeOutTimer(s32 seqPlayerIndex, s32 fadeTimer) {
     seqPlayer->fadeTimer = fadeTimer;
 }
 
+/**
+ * original name: __Nas_GroupFadeIn
+ */
 void AudioThread_SetFadeInTimer(s32 seqPlayerIndex, s32 fadeTimer) {
     SequencePlayer* seqPlayer;
 
@@ -350,6 +365,9 @@ void AudioThread_SetFadeInTimer(s32 seqPlayerIndex, s32 fadeTimer) {
     }
 }
 
+/**
+ * original name: Nap_AudioPortInit
+ */
 void AudioThread_InitMesgQueuesImpl(void) {
     gAudioCtx.threadCmdWritePos = 0;
     gAudioCtx.threadCmdReadPos = 0;
@@ -365,6 +383,9 @@ void AudioThread_InitMesgQueuesImpl(void) {
     osCreateMesgQueue(gAudioCtx.audioResetQueueP, gAudioCtx.audioResetMsgBuf, ARRAY_COUNT(gAudioCtx.audioResetMsgBuf));
 }
 
+/**
+ * original name: Nap_PortSet
+ */
 void AudioThread_QueueCmd(u32 opArgs, void** data) {
     AudioCmd* cmd = &gAudioCtx.threadCmdBuf[gAudioCtx.threadCmdWritePos & 0xFF];
 
@@ -378,26 +399,41 @@ void AudioThread_QueueCmd(u32 opArgs, void** data) {
     }
 }
 
+/**
+ * original name: Nap_SetF32
+ */
 void AudioThread_QueueCmdF32(u32 opArgs, f32 data) {
     AudioThread_QueueCmd(opArgs, (void**)&data);
 }
 
+/**
+ * original name: Nap_SetS32
+ */
 void AudioThread_QueueCmdS32(u32 opArgs, s32 data) {
     AudioThread_QueueCmd(opArgs, (void**)&data);
 }
 
+/**
+ * original name: Nap_SetS8
+ */
 void AudioThread_QueueCmdS8(u32 opArgs, s8 data) {
     u32 uData = data << 0x18;
 
     AudioThread_QueueCmd(opArgs, (void**)&uData);
 }
 
+/**
+ * original name: Nap_SetU16
+ */
 void AudioThread_QueueCmdU16(u32 opArgs, u16 data) {
     u32 uData = data << 0x10;
 
     AudioThread_QueueCmd(opArgs, (void**)&uData);
 }
 
+/**
+ * original name: Nap_SendStart
+ */
 s32 AudioThread_ScheduleProcessCmds(void) {
     static s32 D_801304E8 = 0;
     s32 ret;
@@ -419,11 +455,17 @@ s32 AudioThread_ScheduleProcessCmds(void) {
     return ret;
 }
 
+/**
+ * original name: Nap_FlushPort
+ */
 void AudioThread_ResetCmdQueue(void) {
     gAudioCtx.threadCmdQueueFinished = false;
     gAudioCtx.threadCmdReadPos = gAudioCtx.threadCmdWritePos;
 }
 
+/**
+ * original name: Nap_Process1Command
+ */
 void AudioThread_ProcessCmd(AudioCmd* cmd) {
     SequencePlayer* seqPlayer;
     u16 threadCmdChannelMask;
@@ -461,6 +503,9 @@ void AudioThread_ProcessCmd(AudioCmd* cmd) {
     }
 }
 
+/**
+ * original name: Nap_AudioPortProcess
+ */
 void AudioThread_ProcessCmds(u32 msg) {
     static u8 sCurCmdRdPos = 0;
     AudioCmd* cmd;
@@ -508,6 +553,9 @@ void Audio_GetSampleBankIdsOfFont(s32 fontId, u32* sampleBankId1, u32* sampleBan
     *sampleBankId2 = gAudioCtx.soundFontList[fontId].sampleBankId2;
 }
 
+/**
+ * original name: Nap_CheckSpecChange
+ */
 s32 func_800E5EDC(void) {
     s32 pad;
     s32 specId;
@@ -521,6 +569,9 @@ s32 func_800E5EDC(void) {
     }
 }
 
+/**
+ * original name: __ClearSpecChangeQ
+ */
 void func_800E5F34(void) {
     // macro?
     // clang-format off
@@ -528,6 +579,9 @@ void func_800E5F34(void) {
     // clang-format on
 }
 
+/**
+ * original name: Nap_StartSpecChange
+ */
 s32 AudioThread_ResetAudioHeap(s32 specId) {
     s32 resetStatus;
     OSMesg msg;
@@ -553,6 +607,9 @@ s32 AudioThread_ResetAudioHeap(s32 specId) {
     return AudioThread_ScheduleProcessCmds();
 }
 
+/**
+ * original name: Nap_StartReset
+ */
 void AudioThread_PreNMIInternal(void) {
     gAudioCtx.resetTimer = 1;
     if (gAudioContextInitialized) {
@@ -561,6 +618,9 @@ void AudioThread_PreNMIInternal(void) {
     }
 }
 
+/**
+ * original name: Nap_ReadSubPort
+ */
 s8 AudioThread_GetChannelIO(s32 seqPlayerIndex, s32 channelIndex, s32 ioPort) {
     SequencePlayer* seqPlayer = &gAudioCtx.seqPlayers[seqPlayerIndex];
     SequenceChannel* channel;
@@ -573,6 +633,9 @@ s8 AudioThread_GetChannelIO(s32 seqPlayerIndex, s32 channelIndex, s32 ioPort) {
     }
 }
 
+/**
+ * original name: Nap_ReadGrpPort
+ */
 s8 AudioThread_GetSeqPlayerIO(s32 seqPlayerIndex, s32 ioPort) {
     return gAudioCtx.seqPlayers[seqPlayerIndex].seqScriptIO[ioPort];
 }
@@ -585,6 +648,9 @@ void AudioThread_ResetExternalPool(void) {
     gAudioCtx.externalPool.startRamAddr = NULL;
 }
 
+/**
+ * original name: __SetGrpParam
+ */
 void AudioThread_ProcessSeqPlayerCmd(SequencePlayer* seqPlayer, AudioCmd* cmd) {
     f32 fadeVolume;
 
@@ -665,6 +731,9 @@ void AudioThread_ProcessSeqPlayerCmd(SequencePlayer* seqPlayer, AudioCmd* cmd) {
     }
 }
 
+/**
+ * original name: __SetSubParam
+ */
 void AudioThread_ProcessChannelCmd(SequenceChannel* channel, AudioCmd* cmd) {
     switch (cmd->op) {
         case AUDIOCMD_OP_CHANNEL_SET_VOL_SCALE:
@@ -771,6 +840,9 @@ void AudioThread_Noop2Cmd(u32 arg0, s32 arg1) {
     AUDIOCMD_GLOBAL_NOOP_2(0, 0, arg1, arg0);
 }
 
+/**
+ * original name: Nap_WaitVsync
+ */
 void AudioThread_WaitForAudioTask(void) {
     osRecvMesg(gAudioCtx.taskStartQueueP, NULL, OS_MESG_NOBLOCK);
     osRecvMesg(gAudioCtx.taskStartQueueP, NULL, OS_MESG_BLOCK);
@@ -824,6 +896,9 @@ void func_800E66A0(void) {
     func_800E66C0(2);
 }
 
+/**
+ * original name: Nap_SilenceCheck_Inner
+ */
 s32 func_800E66C0(s32 flags) {
     s32 phi_v1;
     NotePlaybackState* playbackState;
@@ -860,6 +935,9 @@ s32 func_800E66C0(s32 flags) {
     return phi_v1;
 }
 
+/**
+ * original name: Nap_GetRandom
+ */
 u32 AudioThread_NextRandom(void) {
     static u32 sAudioRandom = 0x12345678;
 
@@ -869,6 +947,9 @@ u32 AudioThread_NextRandom(void) {
     return sAudioRandom;
 }
 
+/**
+ * original name: Nas_InitGAudio
+ */
 void AudioThread_InitMesgQueues(void) {
     AudioThread_InitMesgQueuesImpl();
 }