summaryrefslogtreecommitdiff
path: root/arch/arm/mach-rockchip/headsmp.S
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-rockchip/headsmp.S')
-rw-r--r--arch/arm/mach-rockchip/headsmp.S33
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/mach-rockchip/headsmp.S b/arch/arm/mach-rockchip/headsmp.S
new file mode 100644
index 000000000..46c22dedf
--- /dev/null
+++ b/arch/arm/mach-rockchip/headsmp.S
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2013 MundoReader S.L.
+ * Author: Heiko Stuebner <heiko@sntech.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#include <linux/linkage.h>
+#include <linux/init.h>
+
+ENTRY(rockchip_secondary_startup)
+ mrc p15, 0, r0, c0, c0, 0 @ read main ID register
+ ldr r1, =0x00000c09 @ Cortex-A9 primary part number
+ teq r0, r1
+ beq v7_invalidate_l1
+ b secondary_startup
+ENDPROC(rockchip_secondary_startup)
+
+ENTRY(rockchip_secondary_trampoline)
+ ldr pc, 1f
+ENDPROC(rockchip_secondary_trampoline)
+ .globl rockchip_boot_fn
+rockchip_boot_fn:
+1: .space 4
+
+ENTRY(rockchip_secondary_trampoline_end)