diff --git a/configure.py b/configure.py
index 351e770b..bc63a8bf 100644
--- a/configure.py
+++ b/configure.py
@@ -746,13 +746,13 @@ config.libs = [
     },
     {
         "lib": "msm",
-        "mw_version": config.linker_version,
+        "mw_version": "GC/1.2.5n",
         "cflags": cflags_msm,
         "host": False,
         "objects": [
             Object(NonMatching, "msm/msmsys.c"),
             Object(NonMatching, "msm/msmmem.c"),
-            Object(NonMatching, "msm/msmfio.c"),
+            Object(Matching, "msm/msmfio.c"),
             Object(NonMatching, "msm/msmmus.c"),
             Object(NonMatching, "msm/msmse.c"),
             Object(NonMatching, "msm/msmstream.c"),
diff --git a/include/dolphin/dvd.h b/include/dolphin/dvd.h
index 38c62254..cc6e1fa9 100644
--- a/include/dolphin/dvd.h
+++ b/include/dolphin/dvd.h
@@ -118,7 +118,10 @@ s32 DVDConvertPathToEntrynum(char* pathPtr);
 
 BOOL DVDReadAsyncPrio(DVDFileInfo* fileInfo, void* addr, s32 length, s32 offset,
                       DVDCallback callback, s32 prio);
-                      
+               
+BOOL DVDReadPrio(DVDFileInfo* fileInfo, void* addr, s32 length, s32 offset, s32 prio);
+
+			   
 #define DVDReadAsync(fileInfo, addr, length, offset, callback)                                     \
   DVDReadAsyncPrio((fileInfo), (addr), (length), (offset), (callback), 2)
 #define DVDRead(fileInfo, addr, length, offset)                 \
diff --git a/src/msm/msmfio.c b/src/msm/msmfio.c
new file mode 100644
index 00000000..581cb3a1
--- /dev/null
+++ b/src/msm/msmfio.c
@@ -0,0 +1,43 @@
+#include "dolphin.h"
+
+struct msmFio {
+	BOOL (*open)(s32, DVDFileInfo *);
+	BOOL (*read)(DVDFileInfo *, void *, s32, s32, s32);
+	BOOL (*close)(DVDFileInfo *);
+};
+
+static struct msmFio fio;
+
+BOOL msmFioClose(DVDFileInfo *fileInfo)
+{
+	return fio.close(fileInfo);
+}
+
+BOOL msmFioRead(DVDFileInfo *fileInfo, void *addr, s32 length, s32 offset)
+{
+	return fio.read(fileInfo, addr, length, offset, 2);
+}
+
+BOOL msmFioOpen(s32 entrynum, DVDFileInfo *fileInfo)
+{
+	return fio.open(entrynum, fileInfo);
+}
+
+void msmFioInit(void *open, void *read, void *close)
+{
+	if(open) {
+		fio.open = open;
+	} else {
+		fio.open = DVDFastOpen;
+	}
+	if(read) {
+		fio.read = read;
+	} else {
+		fio.read = DVDReadPrio;
+	}
+	if(close) {
+		fio.close = close;
+	} else {
+		fio.close = DVDClose;
+	}
+}
\ No newline at end of file