1 /*
2  * linux/arch/unicore/include/mach/pm.h
3  *
4  * Code specific to PKUnity SoC and UniCore ISA
5  *
6  * Copyright (C) 2001-2010 GUAN Xue-tao
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  */
12 #ifndef __PUV3_PM_H__
13 #define __PUV3_PM_H__
14 
15 #include <linux/suspend.h>
16 
17 struct puv3_cpu_pm_fns {
18 	int	save_count;
19 	void	(*save)(unsigned long *);
20 	void	(*restore)(unsigned long *);
21 	int	(*valid)(suspend_state_t state);
22 	void	(*enter)(suspend_state_t state);
23 	int	(*prepare)(void);
24 	void	(*finish)(void);
25 };
26 
27 extern struct puv3_cpu_pm_fns *puv3_cpu_pm_fns;
28 
29 /* sleep.S */
30 extern void puv3_cpu_suspend(unsigned int);
31 
32 extern void puv3_cpu_resume(void);
33 
34 extern int puv3_pm_enter(suspend_state_t state);
35 
36 /* Defined in hibernate_asm.S */
37 extern int restore_image(pgd_t *resume_pg_dir, struct pbe *restore_pblist);
38 
39 extern struct pbe *restore_pblist;
40 #endif
41