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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 <linux/export.h> |
23 | #include <asm/lv1call.h> |
24 | #include <asm/ps3.h> |
25 | |
26 | /** |
27 | * Staticly linked routines that allow late binding of a loaded sys-manager |
28 | * module. |
29 | */ |
30 | |
31 | static struct ps3_sys_manager_ops ps3_sys_manager_ops; |
32 | |
33 | /** |
34 | * ps3_register_sys_manager_ops - Bind ps3_sys_manager_ops to a module. |
35 | * @ops: struct ps3_sys_manager_ops. |
36 | * |
37 | * To be called from ps3_sys_manager_probe() and ps3_sys_manager_remove() to |
38 | * register call back ops for power control. Copies data to the static |
39 | * variable ps3_sys_manager_ops. |
40 | */ |
41 | |
42 | void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops) |
43 | { |
44 | BUG_ON(!ops); |
45 | BUG_ON(!ops->dev); |
46 | ps3_sys_manager_ops = ops ? *ops : ps3_sys_manager_ops; |
47 | } |
48 | EXPORT_SYMBOL_GPL(ps3_sys_manager_register_ops); |
49 | |
50 | void ps3_sys_manager_power_off(void) |
51 | { |
52 | if (ps3_sys_manager_ops.power_off) |
53 | ps3_sys_manager_ops.power_off(ps3_sys_manager_ops.dev); |
54 | |
55 | ps3_sys_manager_halt(); |
56 | } |
57 | |
58 | void ps3_sys_manager_restart(void) |
59 | { |
60 | if (ps3_sys_manager_ops.restart) |
61 | ps3_sys_manager_ops.restart(ps3_sys_manager_ops.dev); |
62 | |
63 | ps3_sys_manager_halt(); |
64 | } |
65 | |
66 | void ps3_sys_manager_halt(void) |
67 | { |
68 | pr_emerg("System Halted, OK to turn off power\n"); |
69 | local_irq_disable(); |
70 | while (1) |
71 | lv1_pause(1); |
72 | } |
73 | |
74 |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
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v3.9