link jaudio os

src/static/jaudio_NES/internal/os.c

@@ -0,0 +1,82 @@
+#include "jaudio_NES/os.h"
+#include "dolphin/os.h"
+#include "jaudio_NES/dummyrom.h"
+#include "jaudio_NES/sample.h"
+
+
+extern void Z_osWritebackDCacheAll(){
+    
+}
+
+extern void osInvalDCache2(void* src, s32 size){
+    DCInvalidateRange(src,size);
+}
+
+extern void osWritebackDCache2(void* src, s32 size){
+    DCStoreRange(src,size);
+}
+
+extern void Z_osCreateMesgQueue (OSMesgQueue* mq, OSMesg* msg, s32 count ){
+    mq->msg = msg;
+    mq->msgCount = count;
+    mq->validCount = 0;
+    mq->first = 0;
+}
+
+extern s32 Z_osSendMesg(OSMesgQueue* mq, OSMesg msg, s32 flags ){
+    int msgCount = mq->msgCount;
+    if (mq->validCount == mq->msgCount) {
+        return -1;
+    }
+
+    int count =  mq->first + mq->validCount;
+
+    if(count >= mq->msgCount){
+        count -= mq->msgCount; 
+    }
+
+    mq->msg[count] = msg;
+
+    mq->validCount++;
+
+    return 0;
+}
+
+extern s32 Z_osRecvMesg(OSMesgQueue* mq, OSMesg* msg, s32 flags ){
+    if(flags == OS_MESG_BLOCK){
+        while(!mq->validCount){
+            
+        };
+    }
+
+    if(mq->validCount == 0){
+        if(msg != NULL){
+            *msg = NULL;
+        }
+        return -1;
+    }
+
+    mq->validCount -= 1;
+
+    if(msg != NULL){
+        *msg = mq->msg[mq->first];
+    }
+
+    mq->first++;
+
+    if(mq->first == mq->msgCount){
+        mq->first = 0;
+    }
+
+    return 0;
+    
+}
+
+extern s32 Z_osEPiStartDma (OSPiHandle * handler, OSIoMesg* msg, s32 dir){
+    ARAMStartDMAmesg(1, (uintptr_t)msg->dramAddr, msg->devAddr, msg->size, 0, msg->hdr.retQueue);
+    return 0;
+}
+
+void Z_bcopy (void* dst, void* src, size_t size){
+    Jac_bcopy(dst,src,size);
+}