[Audio 5/?] Build the Samplebank Table (#2044)

3 files changed, 69 insertions, 19 deletions

diff --git a/src/audio/lib/heap.c b/src/audio/lib/heap.c
index 2a0f859df..e68ef6eec 100644
--- a/src/audio/lib/heap.c
+++ b/src/audio/lib/heap.c
@@ -1265,7 +1265,7 @@ void AudioHeap_DiscardSampleCacheEntry(SampleCacheEntry* entry) {
     s32 sampleBankId2;
     s32 fontId;
 
-    numFonts = gAudioCtx.soundFontTable->numEntries;
+    numFonts = gAudioCtx.soundFontTable->header.numEntries;
     for (fontId = 0; fontId < numFonts; fontId++) {
         sampleBankId1 = gAudioCtx.soundFontList[fontId].sampleBankId1;
         sampleBankId2 = gAudioCtx.soundFontList[fontId].sampleBankId2;
@@ -1322,7 +1322,7 @@ void AudioHeap_DiscardSampleCaches(void) {
     s32 fontId;
     s32 j;
 
-    numFonts = gAudioCtx.soundFontTable->numEntries;
+    numFonts = gAudioCtx.soundFontTable->header.numEntries;
     for (fontId = 0; fontId < numFonts; fontId++) {
         sampleBankId1 = gAudioCtx.soundFontList[fontId].sampleBankId1;
         sampleBankId2 = gAudioCtx.soundFontList[fontId].sampleBankId2;
@@ -1392,7 +1392,7 @@ void AudioHeap_ApplySampleBankCacheInternal(s32 apply, s32 sampleBankId) {
     s32 pad[4];
 
     sampleBankTable = gAudioCtx.sampleBankTable;
-    numFonts = gAudioCtx.soundFontTable->numEntries;
+    numFonts = gAudioCtx.soundFontTable->header.numEntries;
     change.oldAddr = (u32)AudioHeap_SearchCaches(SAMPLE_TABLE, CACHE_EITHER, sampleBankId);
     if (change.oldAddr == 0) {
         return;
diff --git a/src/audio/lib/load.c b/src/audio/lib/load.c
index 149179020..807bab317 100644
--- a/src/audio/lib/load.c
+++ b/src/audio/lib/load.c
@@ -338,10 +338,10 @@ void AudioLoad_SetSampleFontLoadStatus(s32 sampleBankId, s32 loadStatus) {
 void AudioLoad_InitTable(AudioTable* table, u32 romAddr, u16 unkMediumParam) {
     s32 i;
 
-    table->unkMediumParam = unkMediumParam;
-    table->romAddr = romAddr;
+    table->header.unkMediumParam = unkMediumParam;
+    table->header.romAddr = romAddr;
 
-    for (i = 0; i < table->numEntries; i++) {
+    for (i = 0; i < table->header.numEntries; i++) {
         if ((table->entries[i].size != 0) && (table->entries[i].medium == MEDIUM_CART)) {
             table->entries[i].romAddr += romAddr;
         }
@@ -401,7 +401,7 @@ s32 AudioLoad_SyncLoadSample(Sample* sample, s32 fontId) {
 
             if (sample->medium == MEDIUM_UNK) {
                 AudioLoad_SyncDmaUnkMedium((u32)sample->sampleAddr, sampleAddr, sample->size,
-                                           gAudioCtx.sampleBankTable->unkMediumParam);
+                                           gAudioCtx.sampleBankTable->header.unkMediumParam);
             } else {
                 AudioLoad_SyncDma((u32)sample->sampleAddr, sampleAddr, sample->size, sample->medium);
             }
@@ -707,7 +707,7 @@ void* AudioLoad_SyncLoad(u32 tableType, u32 id, s32* didAllocate) {
 
         *didAllocate = true;
         if (medium == MEDIUM_UNK) {
-            AudioLoad_SyncDmaUnkMedium(romAddr, ramAddr, size, (s16)table->unkMediumParam);
+            AudioLoad_SyncDmaUnkMedium(romAddr, ramAddr, size, (s16)table->header.unkMediumParam);
         } else {
             AudioLoad_SyncDma(romAddr, ramAddr, size, medium);
         }
@@ -1066,8 +1066,8 @@ void* AudioLoad_AsyncLoadInner(s32 tableType, s32 id, s32 nChunks, s32 retData,
         }
 
         if (medium == MEDIUM_UNK) {
-            AudioLoad_StartAsyncLoadUnkMedium((s16)table->unkMediumParam, devAddr, ramAddr, size, medium, nChunks,
-                                              retQueue, MK_ASYNC_MSG(retData, tableType, id, loadStatus));
+            AudioLoad_StartAsyncLoadUnkMedium((s16)table->header.unkMediumParam, devAddr, ramAddr, size, medium,
+                                              nChunks, retQueue, MK_ASYNC_MSG(retData, tableType, id, loadStatus));
         } else {
             AudioLoad_StartAsyncLoad(devAddr, ramAddr, size, medium, nChunks, retQueue,
                                      MK_ASYNC_MSG(retData, tableType, realId, loadStatus));
@@ -1215,10 +1215,10 @@ void AudioLoad_Init(void* heap, u32 heapSize) {
     // Set audio tables pointers
     gAudioCtx.sequenceTable = (AudioTable*)gSequenceTable;
     gAudioCtx.soundFontTable = (AudioTable*)gSoundFontTable;
-    gAudioCtx.sampleBankTable = (AudioTable*)gSampleBankTable;
+    gAudioCtx.sampleBankTable = &gSampleBankTable;
     gAudioCtx.sequenceFontTable = gSequenceFontTable;
 
-    gAudioCtx.numSequences = gAudioCtx.sequenceTable->numEntries;
+    gAudioCtx.numSequences = gAudioCtx.sequenceTable->header.numEntries;
 
     gAudioCtx.specId = 0;
     gAudioCtx.resetStatus = 1; // Set reset to immediately initialize the audio heap
@@ -1229,7 +1229,7 @@ void AudioLoad_Init(void* heap, u32 heapSize) {
     AudioLoad_InitTable(gAudioCtx.sequenceTable, (u32)_AudioseqSegmentRomStart, 0);
     AudioLoad_InitTable(gAudioCtx.soundFontTable, (u32)_AudiobankSegmentRomStart, 0);
     AudioLoad_InitTable(gAudioCtx.sampleBankTable, (u32)_AudiotableSegmentRomStart, 0);
-    numFonts = gAudioCtx.soundFontTable->numEntries;
+    numFonts = gAudioCtx.soundFontTable->header.numEntries;
     gAudioCtx.soundFontList = AudioHeap_Alloc(&gAudioCtx.initPool, numFonts * sizeof(SoundFont));
 
     for (i = 0; i < numFonts; i++) {
@@ -1295,7 +1295,7 @@ s32 AudioLoad_SlowLoadSample(s32 fontId, s32 instId, s8* status) {
     slowLoad->seqOrFontId = fontId;
     slowLoad->instId = instId;
     if (slowLoad->medium == MEDIUM_UNK) {
-        slowLoad->unkMediumParam = gAudioCtx.sampleBankTable->unkMediumParam;
+        slowLoad->unkMediumParam = gAudioCtx.sampleBankTable->header.unkMediumParam;
     }
 
     gAudioCtx.slowLoadPos ^= 1;
@@ -1439,7 +1439,7 @@ s32 AudioLoad_SlowLoadSeq(s32 seqId, u8* ramAddr, s8* status) {
     slowLoad->seqOrFontId = seqId;
 
     if (slowLoad->medium == MEDIUM_UNK) {
-        slowLoad->unkMediumParam = seqTable->unkMediumParam;
+        slowLoad->unkMediumParam = seqTable->header.unkMediumParam;
     }
 
     gAudioCtx.slowLoadPos ^= 1;
@@ -1616,7 +1616,7 @@ void AudioLoad_ProcessAsyncLoad(AudioAsyncLoad* asyncLoad, s32 resetStatus) {
     if (asyncLoad->bytesRemaining < asyncLoad->chunkSize) {
         if (asyncLoad->medium == MEDIUM_UNK) {
             AudioLoad_AsyncDmaUnkMedium(asyncLoad->curDevAddr, asyncLoad->curRamAddr, asyncLoad->bytesRemaining,
-                                        sampleBankTable->unkMediumParam);
+                                        sampleBankTable->header.unkMediumParam);
         } else {
             AudioLoad_AsyncDma(asyncLoad, asyncLoad->bytesRemaining);
         }
@@ -1626,7 +1626,7 @@ void AudioLoad_ProcessAsyncLoad(AudioAsyncLoad* asyncLoad, s32 resetStatus) {
 
     if (asyncLoad->medium == MEDIUM_UNK) {
         AudioLoad_AsyncDmaUnkMedium(asyncLoad->curDevAddr, asyncLoad->curRamAddr, asyncLoad->chunkSize,
-                                    sampleBankTable->unkMediumParam);
+                                    sampleBankTable->header.unkMediumParam);
     } else {
         AudioLoad_AsyncDma(asyncLoad, asyncLoad->chunkSize);
     }
@@ -1783,7 +1783,7 @@ void AudioLoad_RelocateFontAndPreloadSamples(s32 fontId, SoundFontData* fontData
             case false:
                 if (sample->medium == MEDIUM_UNK) {
                     AudioLoad_SyncDmaUnkMedium((u32)sample->sampleAddr, sampleRamAddr, sample->size,
-                                               gAudioCtx.sampleBankTable->unkMediumParam);
+                                               gAudioCtx.sampleBankTable->header.unkMediumParam);
                     sample->sampleAddr = sampleRamAddr;
                     sample->medium = MEDIUM_RAM;
                 } else {
@@ -2039,7 +2039,7 @@ void AudioLoad_PreloadSamplesForFont(s32 fontId, s32 async, SampleBankRelocInfo*
             case false:
                 if (sample->medium == MEDIUM_UNK) {
                     AudioLoad_SyncDmaUnkMedium((u32)sample->sampleAddr, addr, sample->size,
-                                               gAudioCtx.sampleBankTable->unkMediumParam);
+                                               gAudioCtx.sampleBankTable->header.unkMediumParam);
                     sample->sampleAddr = addr;
                     sample->medium = MEDIUM_RAM;
                 } else {
diff --git a/src/audio/tables/samplebank_table.c b/src/audio/tables/samplebank_table.c
new file mode 100644
index 000000000..58ebf06f2
--- /dev/null
+++ b/src/audio/tables/samplebank_table.c
@@ -0,0 +1,50 @@
+#include "attributes.h"
+#include "z64audio.h"
+
+// Symbol definition
+
+extern AudioTable gSampleBankTable;
+#pragma weak gSampleBankTable = sSampleBankTableHeader
+
+// Externs for table
+
+#define DEFINE_SAMPLE_BANK(name, medium, cachePolicy) \
+    extern u8 name##_Start[];                         \
+    extern u8 name##_Size[];
+#define DEFINE_SAMPLE_BANK_PTR(index, medium, cachePolicy) /*empty*/
+
+#include "assets/audio/samplebank_table.h"
+
+#undef DEFINE_SAMPLE_BANK
+#undef DEFINE_SAMPLE_BANK_PTR
+
+// Table header
+
+NO_REORDER AudioTableHeader sSampleBankTableHeader = {
+// The table contains the number of samplebanks, count them with the preprocessor
+#define DEFINE_SAMPLE_BANK(name, medium, cachePolicy) 1 +
+#define DEFINE_SAMPLE_BANK_PTR(index, medium, cachePolicy) 1 +
+
+#include "assets/audio/samplebank_table.h"
+    0,
+
+#undef DEFINE_SAMPLE_BANK
+#undef DEFINE_SAMPLE_BANK_PTR
+
+    0,
+    0x00000000,
+    { 0, 0, 0, 0, 0, 0, 0, 0 },
+};
+
+// Table body
+
+NO_REORDER AudioTableEntry sSampleBankTableEntries[] = {
+#define DEFINE_SAMPLE_BANK(name, medium, cachePolicy) \
+    { (u32)name##_Start, (u32)name##_Size, (medium), (cachePolicy), 0, 0, 0 },
+#define DEFINE_SAMPLE_BANK_PTR(index, medium, cachePolicy) { (index), 0, (medium), (cachePolicy), 0, 0, 0 },
+
+#include "assets/audio/samplebank_table.h"
+
+#undef DEFINE_SAMPLE_BANK
+#undef DEFINE_SAMPLE_BANK_PTR
+};