1 /*
2  *  PS3 System Manager core.
3  *
4  *  Copyright (C) 2007 Sony Computer Entertainment Inc.
5  *  Copyright 2007 Sony Corp.
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; version 2 of the License.
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU General Public License for more details.
15  *
16  *  You should have received a copy of the GNU General Public License
17  *  along with this program; if not, write to the Free Software
18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19  */
20 
21 #include <linux/kernel.h>
22 #include <asm/ps3.h>
23 
24 /**
25  * Staticly linked routines that allow late binding of a loaded sys-manager
26  * module.
27  */
28 
29 static struct ps3_sys_manager_ops ps3_sys_manager_ops;
30 
31 /**
32  * ps3_register_sys_manager_ops - Bind ps3_sys_manager_ops to a module.
33  * @ops: struct ps3_sys_manager_ops.
34  *
35  * To be called from ps3_sys_manager_probe() and ps3_sys_manager_remove() to
36  * register call back ops for power control.  Copies data to the static
37  * variable ps3_sys_manager_ops.
38  */
39 
40 void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops)
41 {
42 	BUG_ON(!ops);
43 	BUG_ON(!ops->dev);
44 	ps3_sys_manager_ops = ops ? *ops : ps3_sys_manager_ops;
45 }
46 EXPORT_SYMBOL_GPL(ps3_sys_manager_register_ops);
47 
48 void ps3_sys_manager_power_off(void)
49 {
50 	if (ps3_sys_manager_ops.power_off)
51 		ps3_sys_manager_ops.power_off(ps3_sys_manager_ops.dev);
52 
53 	printk(KERN_EMERG "System Halted, OK to turn off power\n");
54 	local_irq_disable();
55 	while (1)
56 		(void)0;
57 }
58 
59 void ps3_sys_manager_restart(void)
60 {
61 	if (ps3_sys_manager_ops.restart)
62 		ps3_sys_manager_ops.restart(ps3_sys_manager_ops.dev);
63 
64 	printk(KERN_EMERG "System Halted, OK to turn off power\n");
65 	local_irq_disable();
66 	while (1)
67 		(void)0;
68 }
69