Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * This file is subject to the terms and conditions of the GNU General Public | |
3 | * License. See the file "COPYING" in the main directory of this archive | |
4 | * for more details. | |
5 | * | |
fcdb27ad | 6 | * Copyright (C) 2001, 06 by Ralf Baechle (ralf@linux-mips.org) |
1da177e4 LT |
7 | * Copyright (C) 2001 MIPS Technologies, Inc. |
8 | */ | |
9 | #include <linux/kernel.h> | |
73bc256d | 10 | #include <linux/export.h> |
fcdb27ad | 11 | #include <linux/pm.h> |
1da177e4 LT |
12 | #include <linux/types.h> |
13 | #include <linux/reboot.h> | |
f45e388f | 14 | #include <linux/delay.h> |
fcdb27ad | 15 | |
1da177e4 LT |
16 | #include <asm/reboot.h> |
17 | ||
18 | /* | |
19 | * Urgs ... Too many MIPS machines to handle this in a generic way. | |
20 | * So handle all using function pointers to machine specific | |
21 | * functions. | |
22 | */ | |
23 | void (*_machine_restart)(char *command); | |
24 | void (*_machine_halt)(void); | |
fcdb27ad | 25 | void (*pm_power_off)(void); |
1da177e4 | 26 | |
f8bf35a9 RB |
27 | EXPORT_SYMBOL(pm_power_off); |
28 | ||
1da177e4 LT |
29 | void machine_restart(char *command) |
30 | { | |
9414d362 RB |
31 | if (_machine_restart) |
32 | _machine_restart(command); | |
f45e388f AB |
33 | |
34 | #ifdef CONFIG_SMP | |
35 | preempt_disable(); | |
36 | smp_send_stop(); | |
37 | #endif | |
38 | do_kernel_restart(command); | |
39 | mdelay(1000); | |
40 | pr_emerg("Reboot failed -- System halted\n"); | |
41 | local_irq_disable(); | |
42 | while (1); | |
1da177e4 LT |
43 | } |
44 | ||
1da177e4 LT |
45 | void machine_halt(void) |
46 | { | |
9414d362 RB |
47 | if (_machine_halt) |
48 | _machine_halt(); | |
f45e388f AB |
49 | |
50 | #ifdef CONFIG_SMP | |
51 | preempt_disable(); | |
52 | smp_send_stop(); | |
53 | #endif | |
54 | local_irq_disable(); | |
55 | while (1); | |
1da177e4 LT |
56 | } |
57 | ||
1da177e4 LT |
58 | void machine_power_off(void) |
59 | { | |
fcdb27ad RB |
60 | if (pm_power_off) |
61 | pm_power_off(); | |
f45e388f AB |
62 | |
63 | #ifdef CONFIG_SMP | |
64 | preempt_disable(); | |
65 | smp_send_stop(); | |
66 | #endif | |
67 | local_irq_disable(); | |
68 | while (1); | |
1da177e4 | 69 | } |