Commit | Line | Data |
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66c63b84 GL |
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> | |
66b15db6 | 22 | #include <linux/export.h> |
ca052f79 | 23 | #include <asm/lv1call.h> |
66c63b84 GL |
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 | ||
fcc48075 | 50 | void __noreturn ps3_sys_manager_power_off(void) |
66c63b84 GL |
51 | { |
52 | if (ps3_sys_manager_ops.power_off) | |
53 | ps3_sys_manager_ops.power_off(ps3_sys_manager_ops.dev); | |
54 | ||
ca052f79 | 55 | ps3_sys_manager_halt(); |
66c63b84 GL |
56 | } |
57 | ||
fcc48075 | 58 | void __noreturn ps3_sys_manager_restart(void) |
66c63b84 GL |
59 | { |
60 | if (ps3_sys_manager_ops.restart) | |
61 | ps3_sys_manager_ops.restart(ps3_sys_manager_ops.dev); | |
62 | ||
ca052f79 GU |
63 | ps3_sys_manager_halt(); |
64 | } | |
65 | ||
fcc48075 | 66 | void __noreturn ps3_sys_manager_halt(void) |
ca052f79 GU |
67 | { |
68 | pr_emerg("System Halted, OK to turn off power\n"); | |
66c63b84 GL |
69 | local_irq_disable(); |
70 | while (1) | |
ca052f79 | 71 | lv1_pause(1); |
66c63b84 | 72 | } |
ca052f79 | 73 |