diff --git a/firmware/export/imx31l.h b/firmware/export/imx31l.h
index 5299799861..9ac0bc84a1 100755
--- a/firmware/export/imx31l.h
+++ b/firmware/export/imx31l.h
@@ -30,7 +30,7 @@
 #define TTB_SIZE      (0x4000)
 #define IRAM_SIZE     (0x4000)
 #define TTB_BASE      ((unsigned int *)TTB_BASE_ADDR)
-#define FRAME         ((void*)0x80100000)
+#define FRAME         ((void*)0x03f00000)
 #define FRAME_SIZE    (240*320*2)
 
 #define DEVBSS_ATTR   __attribute__((section(".devbss"),nocommon))
diff --git a/firmware/target/arm/imx31/crt0.S b/firmware/target/arm/imx31/crt0.S
index 55cd74180f..101c9799e2 100644
--- a/firmware/target/arm/imx31/crt0.S
+++ b/firmware/target/arm/imx31/crt0.S
@@ -172,6 +172,13 @@ remap_start:
     cmp     r2, r3
     blo     1b
 
+    /* Map device section 0x80100000 to 0x03f00000 - buffered, not cached */
+    bic     r1, r1, #0x0ff00000
+    orr     r1, r1, #0x00100000
+    bic     r1, r1, #(1 << 3)
+    add     r2, r5, #63*4
+    str     r1, [r2]
+
     /* Enable MMU */
 
     mov     r0, #0