summaryrefslogtreecommitdiffstats
path: root/arch/arc/kernel/reset.c
diff options
context:
space:
mode:
authorVineet Gupta <vgupta@synopsys.com>2013-01-18 10:42:20 +0100
committerVineet Gupta <vgupta@synopsys.com>2013-02-15 18:45:54 +0100
commitc121c5063c0674fad6811f0b0d86ec3bc6eecbbd (patch)
tree956c6f18fcf72d3e20a86168669237ecdabd8a13 /arch/arc/kernel/reset.c
parentARC: I/O and DMA Mappings (diff)
downloadlinux-c121c5063c0674fad6811f0b0d86ec3bc6eecbbd.tar.xz
linux-c121c5063c0674fad6811f0b0d86ec3bc6eecbbd.zip
ARC: Boot #1: low-level, setup_arch(), /proc/cpuinfo, mem init
Signed-off-by: Vineet Gupta <vgupta@synopsys.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arc/kernel/reset.c')
-rw-r--r--arch/arc/kernel/reset.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arc/kernel/reset.c b/arch/arc/kernel/reset.c
new file mode 100644
index 000000000000..e227a2b1c943
--- /dev/null
+++ b/arch/arc/kernel/reset.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2011-2012 Synopsys, Inc. (www.synopsys.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/printk.h>
+#include <linux/reboot.h>
+#include <linux/pm.h>
+
+void machine_halt(void)
+{
+ /* Halt the processor */
+ __asm__ __volatile__("flag 1\n");
+}
+
+void machine_restart(char *__unused)
+{
+ /* Soft reset : jump to reset vector */
+ pr_info("Put your restart handler here\n");
+ machine_halt();
+}
+
+void machine_power_off(void)
+{
+ /* FIXME :: power off ??? */
+ machine_halt();
+}
+
+void (*pm_power_off) (void) = NULL;