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path: root/drivers/ps3/sys-manager-core.c
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Diffstat (limited to 'drivers/ps3/sys-manager-core.c')
-rw-r--r--drivers/ps3/sys-manager-core.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/ps3/sys-manager-core.c b/drivers/ps3/sys-manager-core.c
new file mode 100644
index 000000000000..31648f7d9ae1
--- /dev/null
+++ b/drivers/ps3/sys-manager-core.c
@@ -0,0 +1,68 @@
+/*
+ * PS3 System Manager core.
+ *
+ * Copyright (C) 2007 Sony Computer Entertainment Inc.
+ * Copyright 2007 Sony Corp.
+ *
+ * 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; version 2 of the License.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/kernel.h>
+#include <asm/ps3.h>
+
+/**
+ * Staticly linked routines that allow late binding of a loaded sys-manager
+ * module.
+ */
+
+static struct ps3_sys_manager_ops ps3_sys_manager_ops;
+
+/**
+ * ps3_register_sys_manager_ops - Bind ps3_sys_manager_ops to a module.
+ * @ops: struct ps3_sys_manager_ops.
+ *
+ * To be called from ps3_sys_manager_probe() and ps3_sys_manager_remove() to
+ * register call back ops for power control. Copies data to the static
+ * variable ps3_sys_manager_ops.
+ */
+
+void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops)
+{
+ BUG_ON(!ops);
+ BUG_ON(!ops->dev);
+ ps3_sys_manager_ops = ops ? *ops : ps3_sys_manager_ops;
+}
+EXPORT_SYMBOL_GPL(ps3_sys_manager_register_ops);
+
+void ps3_sys_manager_power_off(void)
+{
+ if (ps3_sys_manager_ops.power_off)
+ ps3_sys_manager_ops.power_off(ps3_sys_manager_ops.dev);
+
+ printk(KERN_EMERG "System Halted, OK to turn off power\n");
+ local_irq_disable();
+ while (1)
+ (void)0;
+}
+
+void ps3_sys_manager_restart(void)
+{
+ if (ps3_sys_manager_ops.restart)
+ ps3_sys_manager_ops.restart(ps3_sys_manager_ops.dev);
+
+ printk(KERN_EMERG "System Halted, OK to turn off power\n");
+ local_irq_disable();
+ while (1)
+ (void)0;
+}