diff --git a/second/MMU.c b/second/MMU.c
index 78de039..d35da0e 100644
--- a/second/MMU.c
+++ b/second/MMU.c
@@ -245,7 +245,7 @@ static int decode_8_PD(unsigned long *pageBase, unsigned long *pageMask,
 	return 0;
 }
 
-int logical2physicalAttr(unsigned long logicalAddr, unsigned long *physicalAddr, unsigned long *attr)
+int MMU_logical2physicalAttr(unsigned long logicalAddr, unsigned long *physicalAddr, unsigned long *attr)
 {
 	unsigned long TC;
 	unsigned long CRP[2];
@@ -332,14 +332,14 @@ int logical2physicalAttr(unsigned long logicalAddr, unsigned long *physicalAddr,
 	return ret;
 }
 
-int logical2physical(unsigned long logicalAddr, unsigned long *physicalAddr)
+int MMU_logical2physical(unsigned long logicalAddr, unsigned long *physicalAddr)
 {
 	unsigned long attr;
 
-	return logical2physicalAttr(logicalAddr, physicalAddr, &attr);
+	return MMU_logical2physicalAttr(logicalAddr, physicalAddr, &attr);
 }
 
-unsigned long get_page_size(void)
+unsigned long MMU_get_page_size(void)
 {
 	unsigned long TC;
 
@@ -463,7 +463,7 @@ static void dump_8_PD(int shift, unsigned long PD0, unsigned long PD1)
 	}
 }
 
-void dump_MMU_table()
+void MMU_dump_table()
 {
 	unsigned long root;
 	unsigned long TC;
diff --git a/second/MMU.h b/second/MMU.h
index 79492e1..b0c35e5 100644
--- a/second/MMU.h
+++ b/second/MMU.h
@@ -17,12 +17,12 @@ void write_phys(void *addr, unsigned long value);
 
 /* from MMU.c */
 
-extern unsigned long get_page_size(void);
-extern int logical2physicalAttr(unsigned long logical, unsigned long *physicalAddr, unsigned long *attr);
-extern int logical2physical(unsigned long logical, unsigned long *physicalAddr);
+extern unsigned long MMU_get_page_size(void);
+extern int MMU_logical2physicalAttr(unsigned long logical, unsigned long *physicalAddr, unsigned long *attr);
+extern int MMU_logical2physical(unsigned long logical, unsigned long *physicalAddr);
 #ifdef TRACE_MMU
 extern void MMU_set_trace(int enable);
 #endif
 #ifdef MMU_DUMP
-extern void dump_MMU_table();
+extern void MMU_dump_table();
 #endif