Rename a couple files and split them into their own

Rename `_ob_icy_coast.c` to `nusimgr.c`
Add decompiled `nuPiInit` to `nupiinit.c`
Add decompiled `nuPiReadRom` to `nupireadrom.c`

splat.yaml

@@ -121,7 +121,9 @@ segments:
       - [0x19EB0, c, "nu/nugfxsetcfb"]
       - [0x19FC0, c, "nu/nugfxdisplayoff"]
       - [0x1A050, c, "nu/nugfxdisplayon"]
-      - [0x1A060, c, "_ob_icy_coast"]
+      - [0x1A060, c, "nu/nusimgr"]
+      - [0x1A340, c, "nu/nupiinit"]
+      - [0x1A380, c, "nu/nupireadrom"]
       - [0x1A4F0, c, "rom_copy"]
       - [0x1A5B0, c, "nu/nugfxinit"]
       - [0x1A660, c, "_ob_prized_reading"]

src/_ob_icy_coast.c

@@ -1,88 +0,0 @@
-#include "common.h"
-
-#include "nu/nusys.h"
-#include "os_pi.h"
-
-void nuSiMgrThread(void* arg);
-
-/* 1A060 80089C60 */
-u8 nuSiMgrInit(void) {
-    u8 pattern;
-    OSContStatus status[NU_CONT_MAXCONTROLLERS];
-
-    osCreateMesgQueue(&nuSiMesgQ, nuSiMesgBuf, NU_SC_MAX_MESGS);
-    osSetEventMesg(OS_EVENT_SI, &nuSiMesgQ, NULL);
-    
-    osContInit(&nuSiMesgQ, &pattern, status);
-    
-    osCreateThread(&siMgrThread, 5, nuSiMgrThread, NULL, &nuPiMgrMesgQ, NU_SI_THREAD_PRI);
-    osStartThread(&siMgrThread);
-    
-    return pattern;
-}
-
-s32 nuSiSendMesg(NUScMsg mesg, void* dataPtr) {
-    OSMesgQueue rtnMesgQ;
-    NUSiCommonMesg siCommonMesg;
-    OSMesg sp38; // maybe this is part of the struct?
-
-    siCommonMesg.mesg = mesg;
-    siCommonMesg.dataPtr = dataPtr;
-    siCommonMesg.rtnMesgQ = &rtnMesgQ;
-    
-    osCreateMesgQueue(&rtnMesgQ, &sp38, 1);
-    osSendMesg(&MQ_800E7988, &siCommonMesg, OS_MESG_BLOCK);
-    osRecvMesg(&rtnMesgQ, NULL, OS_MESG_BLOCK);
-    
-    return siCommonMesg.error; 
-}
-
-void nuSiMgrStop(void) {
-    nuSiSendMesg(NU_SI_STOP_MGR_MSG, NULL);
-}
-
-void nuSiMgrRestart(void) {
-    osStartThread(&siMgrThread);
-}
-
-INCLUDE_ASM(const s32, "_ob_icy_coast", nuSiMgrThread);
-
-void nuPiInit(void) {
-    osCreatePiManager(OS_PRIORITY_PIMGR, &nuPiMgrMesgQ, nuPiMesgBuf, NU_PI_MESG_NUM);
-    nuPiCartHandle = osCartRomInit();
-}
-
-/* 1A380 80089F80 */
-void nuPiReadRom(void *src, void *dst, u32 size) {
-    OSIoMesg ioMesg;
-    OSMesg mesg;    
-    OSMesgQueue queue;
-    u32 mesgSize;
-    
-    osCreateMesgQueue(&queue, &mesg, 1);
-
-    ioMesg.hdr.pri = 0;
-    ioMesg.hdr.retQueue = &queue;
-    osInvalDCache(dst, size);
-    while (size != 0) {
-        mesgSize = size;
-        if (mesgSize > MAX_BYTES_TO_READ) {
-            mesgSize = MAX_BYTES_TO_READ;
-        }
-        
-        ioMesg.devAddr = (u32)src;
-        ioMesg.dramAddr = dst;
-        ioMesg.size = mesgSize;
-        // Start the DMA transfer
-        osEPiStartDma(nuPiCartHandle, &ioMesg, OS_READ);
-        // Wait for the DMA transfer to complete
-        osRecvMesg(&queue, &mesg, OS_MESG_BLOCK);
-
-        src += mesgSize;
-        dst += mesgSize;
-        size -= mesgSize;
-    }
-}
-
-
-INCLUDE_ASM(const s32, "_ob_icy_coast", func_8008A040);

src/nu/nupiinit.c

@@ -0,0 +1,8 @@
+#include "common.h"
+
+#include "nu/nusys.h"
+
+void nuPiInit(void) {
+    osCreatePiManager(OS_PRIORITY_PIMGR, &nuPiMgrMesgQ, nuPiMesgBuf, NU_PI_MESG_NUM);
+    nuPiCartHandle = osCartRomInit();
+}

src/nu/nupireadrom.c

@@ -0,0 +1,37 @@
+#include "common.h"
+
+#include "nu/nusys.h"
+
+/* 1A380 80089F80 */
+void nuPiReadRom(void *src, void *dst, u32 size) {
+    OSIoMesg ioMesg;
+    OSMesg mesg;    
+    OSMesgQueue queue;
+    u32 mesgSize;
+    
+    osCreateMesgQueue(&queue, &mesg, 1);
+
+    ioMesg.hdr.pri = 0;
+    ioMesg.hdr.retQueue = &queue;
+    osInvalDCache(dst, size);
+    while (size != 0) {
+        mesgSize = size;
+        if (mesgSize > MAX_BYTES_TO_READ) {
+            mesgSize = MAX_BYTES_TO_READ;
+        }
+        
+        ioMesg.devAddr = (u32)src;
+        ioMesg.dramAddr = dst;
+        ioMesg.size = mesgSize;
+        // Start the DMA transfer
+        osEPiStartDma(nuPiCartHandle, &ioMesg, OS_READ);
+        // Wait for the DMA transfer to complete
+        osRecvMesg(&queue, &mesg, OS_MESG_BLOCK);
+
+        src += mesgSize;
+        dst += mesgSize;
+        size -= mesgSize;
+    }
+}
+
+INCLUDE_ASM(const s32, "nu/nupireadrom", func_8008A040);

src/nu/nusimgr.c

@@ -0,0 +1,48 @@
+#include "common.h"
+
+#include "nu/nusys.h"
+#include "os_pi.h"
+
+void nuSiMgrThread(void* arg);
+
+/* 1A060 80089C60 */
+u8 nuSiMgrInit(void) {
+    u8 pattern;
+    OSContStatus status[NU_CONT_MAXCONTROLLERS];
+
+    osCreateMesgQueue(&nuSiMesgQ, nuSiMesgBuf, NU_SC_MAX_MESGS);
+    osSetEventMesg(OS_EVENT_SI, &nuSiMesgQ, NULL);
+    
+    osContInit(&nuSiMesgQ, &pattern, status);
+    
+    osCreateThread(&siMgrThread, 5, nuSiMgrThread, NULL, &nuPiMgrMesgQ, NU_SI_THREAD_PRI);
+    osStartThread(&siMgrThread);
+    
+    return pattern;
+}
+
+s32 nuSiSendMesg(NUScMsg mesg, void* dataPtr) {
+    OSMesgQueue rtnMesgQ;
+    NUSiCommonMesg siCommonMesg;
+    OSMesg sp38;
+
+    siCommonMesg.mesg = mesg;
+    siCommonMesg.dataPtr = dataPtr;
+    siCommonMesg.rtnMesgQ = &rtnMesgQ;
+    
+    osCreateMesgQueue(&rtnMesgQ, &sp38, 1);
+    osSendMesg(&MQ_800E7988, &siCommonMesg, OS_MESG_BLOCK);
+    osRecvMesg(&rtnMesgQ, NULL, OS_MESG_BLOCK);
+    
+    return siCommonMesg.error; 
+}
+
+void nuSiMgrStop(void) {
+    nuSiSendMesg(NU_SI_STOP_MGR_MSG, NULL);
+}
+
+void nuSiMgrRestart(void) {
+    osStartThread(&siMgrThread);
+}
+
+INCLUDE_ASM(const s32, "nu/nusimgr", nuSiMgrThread);