The first commit

src/core1/code_2BD0.c

@@ -0,0 +1,42 @@
+#include <ultra64.h>
+#include "functions.h"
+#include "variables.h"
+
+OSIoMesg D_8027E090;
+OSMesg D_8027E0A8;
+OSMesgQueue D_8027E0AC;
+OSMesg D_8027E0C8[16]; //g_PimgrMesgBuffer
+OSMesgQueue D_8027E108; //g_PimgrMesgQueue
+
+
+#ifndef NONMATCHING
+#pragma GLOBAL_ASM("asm/nonmatchings/core1/code_2BD0/func_802405F0.s")
+#else
+void func_802405F0(u32 arg0, u32 arg1, s32 size){
+    int i;
+    s32 block_cnt;
+    s32 block_remainder;
+    s32 block_size = 0x20000;
+
+    osWritebackDCache(arg0, size);
+    block_cnt = size/block_size;
+    for(i = 0; i < block_cnt; i++){
+        osPiStartDma(&D_8027E090, OS_MESG_PRI_NORMAL, OS_READ, arg1, arg0, block_size, &D_8027E0AC);
+        osRecvMesg(&D_8027E0AC, NULL, 1);
+        arg0 += 0x20000;
+        arg1 += 0x20000;
+    }
+
+    block_remainder = size%0x20000;
+    osPiStartDma(&D_8027E090,  OS_MESG_PRI_NORMAL, OS_READ, arg1, arg0, block_remainder, &D_8027E0AC);
+    osRecvMesg(&D_8027E0AC, NULL, 1);
+    osInvalDCache(arg0, size);
+
+}
+#endif
+
+void func_80240754(void){
+    osCreateMesgQueue(&D_8027E0AC, &D_8027E0A8, 1);
+    osCreateMesgQueue(&D_8027E108, &D_8027E0C8[0], 16);
+    osCreatePiManager(OS_PRIORITY_PIMGR, &D_8027E108, &D_8027E0C8[0], 16);
+}