diff --git a/bsp/at91sam9260/rtconfig.h b/bsp/at91sam9260/rtconfig.h
index 308fe1c3b059bda6e3a7de51d884a9a2aa31c210..62d340872f4cfb27ba669c27586db80c325d368e 100755
--- a/bsp/at91sam9260/rtconfig.h
+++ b/bsp/at91sam9260/rtconfig.h
@@ -94,10 +94,14 @@
 /* using DFS support */
 #define RT_USING_DFS
 #define RT_USING_DFS_ELMFAT
-/* use long file name feature 			*/
+/* use long file name feature */
 #define RT_DFS_ELM_USE_LFN			2
 #define RT_DFS_ELM_REENTRANT
-/* the max number of file length 		*/
+/* define OEM code page */
+#define RT_DFS_ELM_CODE_PAGE	936
+/* Using OEM code page file */
+// #define RT_DFS_ELM_CODE_PAGE_FILE
+/* the max number of file length */
 #define RT_DFS_ELM_MAX_LFN			128
 /* #define RT_USING_DFS_YAFFS2 */
 #define RT_USING_DFS_DEVFS
@@ -109,9 +113,9 @@
 
 /* the max number of mounted filesystem */
 #define DFS_FILESYSTEMS_MAX		4
-/* the max number of opened files 		*/
+/* the max number of opened files */
 #define DFS_FD_MAX					16
-/* the max number of cached sector 		*/
+/* the max number of cached sector */
 #define DFS_CACHE_MAX_NUM   		4
 
 /* Enable freemodbus protocol stack*/
diff --git a/bsp/mini2440/rtconfig.h b/bsp/mini2440/rtconfig.h
index 8b6fd232448887f5df26b074fd8fd1eaa5abe925..dd04d02b6652f03cf0cfb135f43e08ad9a2bcd8f 100644
--- a/bsp/mini2440/rtconfig.h
+++ b/bsp/mini2440/rtconfig.h
@@ -106,6 +106,10 @@
 // <item description="LFN1">2</item>
 // </integer>
 #define RT_DFS_ELM_USE_LFN	1
+// <integer name="RT_DFS_ELM_CODE_PAGE" description="OEM code page" default="936">
+#define RT_DFS_ELM_CODE_PAGE	936
+// <bool name="RT_DFS_ELM_CODE_PAGE_FILE" description="Using OEM code page file" default="false" />
+// #define RT_DFS_ELM_CODE_PAGE_FILE
 // <integer name="RT_DFS_ELM_MAX_LFN" description="Maximal size of file name length" default="256" />
 #define RT_DFS_ELM_MAX_LFN	256
 // <bool name="RT_USING_DFS_YAFFS2" description="Using YAFFS2" default="false" />