OS_GetResetParameter

arm9/lib/include/OS_reset.h

@@ -17,4 +17,9 @@ static void OSi_CommonCallback(PXIFifoTag tag, u32 data, BOOL err);
 static void OSi_SendToPxi(u16 data);
 void OS_ResetSystem(u32 parameter);
 
+static inline u32 OS_GetResetParameter(void)
+{
+    return (u32)*(u32 *)HW_RESET_PARAMETER_BUF;
+}
+
 #endif //POKEDIAMOND_OS_RESET_H

arm9/src/main.c

@@ -85,7 +85,7 @@ THUMB_FUNC void NitroMain(void)
     }
     else
     {
-        switch (*((s32 *)HW_RESET_PARAMETER_BUF))
+        switch (OS_GetResetParameter())
         {
         case 0:
             gBacklightTop.unk1C = 0;