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authorSrikant Patnaik2015-01-13 15:08:24 +0530
committerSrikant Patnaik2015-01-13 15:08:24 +0530
commit97327692361306d1e6259021bc425e32832fdb50 (patch)
treefe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/sparc/kernel/reboot.c
parent2d05a8f663478a44e088d122e0d62109bbc801d0 (diff)
parenta3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff)
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dirty fix to merging
Diffstat (limited to 'arch/sparc/kernel/reboot.c')
-rw-r--r--arch/sparc/kernel/reboot.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/arch/sparc/kernel/reboot.c b/arch/sparc/kernel/reboot.c
new file mode 100644
index 00000000..eba7d918
--- /dev/null
+++ b/arch/sparc/kernel/reboot.c
@@ -0,0 +1,53 @@
+/* reboot.c: reboot/shutdown/halt/poweroff handling
+ *
+ * Copyright (C) 2008 David S. Miller <davem@davemloft.net>
+ */
+#include <linux/kernel.h>
+#include <linux/reboot.h>
+#include <linux/export.h>
+#include <linux/pm.h>
+
+#include <asm/oplib.h>
+#include <asm/prom.h>
+#include <asm/setup.h>
+
+/* sysctl - toggle power-off restriction for serial console
+ * systems in machine_power_off()
+ */
+int scons_pwroff = 1;
+
+/* This isn't actually used, it exists merely to satisfy the
+ * reference in kernel/sys.c
+ */
+void (*pm_power_off)(void) = machine_power_off;
+EXPORT_SYMBOL(pm_power_off);
+
+void machine_power_off(void)
+{
+ if (strcmp(of_console_device->type, "serial") || scons_pwroff)
+ prom_halt_power_off();
+
+ prom_halt();
+}
+
+void machine_halt(void)
+{
+ prom_halt();
+ panic("Halt failed!");
+}
+
+void machine_restart(char *cmd)
+{
+ char *p;
+
+ p = strchr(reboot_command, '\n');
+ if (p)
+ *p = 0;
+ if (cmd)
+ prom_reboot(cmd);
+ if (*reboot_command)
+ prom_reboot(reboot_command);
+ prom_reboot("");
+ panic("Reboot failed!");
+}
+