1 /*
2  * Copyright 2010 Tilera Corporation. All Rights Reserved.
3  *
4  *   This program is free software; you can redistribute it and/or
5  *   modify it under the terms of the GNU General Public License
6  *   as published by the Free Software Foundation, version 2.
7  *
8  *   This program is distributed in the hope that it will be useful, but
9  *   WITHOUT ANY WARRANTY; without even the implied warranty of
10  *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
11  *   NON INFRINGEMENT.  See the GNU General Public License for
12  *   more details.
13  */
14 
15 #include <linux/stddef.h>
16 #include <linux/reboot.h>
17 #include <linux/smp.h>
18 #include <linux/pm.h>
19 #include <asm/page.h>
20 #include <asm/setup.h>
21 #include <hv/hypervisor.h>
22 
23 #ifndef CONFIG_SMP
24 #define smp_send_stop()
25 #endif
26 
machine_halt(void)27 void machine_halt(void)
28 {
29 	warn_early_printk();
30 	arch_local_irq_disable_all();
31 	smp_send_stop();
32 	hv_halt();
33 }
34 
machine_power_off(void)35 void machine_power_off(void)
36 {
37 	warn_early_printk();
38 	arch_local_irq_disable_all();
39 	smp_send_stop();
40 	hv_power_off();
41 }
42 
machine_restart(char * cmd)43 void machine_restart(char *cmd)
44 {
45 	arch_local_irq_disable_all();
46 	smp_send_stop();
47 	hv_restart((HV_VirtAddr) "vmlinux", (HV_VirtAddr) cmd);
48 }
49 
50 /* No interesting distinction to be made here. */
51 void (*pm_power_off)(void) = NULL;
52