summaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/compressed/big-endian.S
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/boot/compressed/big-endian.S')
-rw-r--r--arch/arm/boot/compressed/big-endian.S13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/boot/compressed/big-endian.S b/arch/arm/boot/compressed/big-endian.S
new file mode 100644
index 000000000000..25ab26f1c6f0
--- /dev/null
+++ b/arch/arm/boot/compressed/big-endian.S
@@ -0,0 +1,13 @@
+/*
+ * linux/arch/arm/boot/compressed/big-endian.S
+ *
+ * Switch CPU into big endian mode.
+ * Author: Nicolas Pitre
+ */
+
+ .section ".start", #alloc, #execinstr
+
+ mrc p15, 0, r0, c1, c0, 0 @ read control reg
+ orr r0, r0, #(1 << 7) @ enable big endian mode
+ mcr p15, 0, r0, c1, c0, 0 @ write control reg
+