[mirror_ubuntu-zesty-kernel.git] / include / asm-x86_64 / nmi.h

/*
 *  linux/include/asm-i386/nmi.h
 */
#ifndef ASM_NMI_H
#define ASM_NMI_H

#include <linux/pm.h>
 
struct pt_regs;
 
typedef int (*nmi_callback_t)(struct pt_regs * regs, int cpu);
 
/** 
 * set_nmi_callback
 *
 * Set a handler for an NMI. Only one handler may be
 * set. Return 1 if the NMI was handled.
 */
void set_nmi_callback(nmi_callback_t callback);
 
/** 
 * unset_nmi_callback
 *
 * Remove the handler previously set.
 */
void unset_nmi_callback(void);
 
#ifdef CONFIG_PM
 
/** Replace the PM callback routine for NMI. */
struct pm_dev * set_nmi_pm_callback(pm_callback callback);

/** Unset the PM callback routine back to the default. */
void unset_nmi_pm_callback(struct pm_dev * dev);

#else

static inline struct pm_dev * set_nmi_pm_callback(pm_callback callback)
{
	return 0;
} 
 
static inline void unset_nmi_pm_callback(struct pm_dev * dev)
{
}

#endif /* CONFIG_PM */
 
extern void default_do_nmi(struct pt_regs *);
extern void die_nmi(char *str, struct pt_regs *regs);

#define get_nmi_reason() inb(0x61)

extern int panic_on_timeout;
extern int unknown_nmi_panic;

extern int check_nmi_watchdog(void);
 
#endif /* ASM_NMI_H */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* linux/include/asm-i386/nmi.h
	3	*/
	4	#ifndef ASM_NMI_H
	5	#define ASM_NMI_H
	6
	7	#include <linux/pm.h>
	8
	9	struct pt_regs;
	10
	11	typedef int (nmi_callback_t)(struct pt_regs regs, int cpu);
	12
	13	/**
	14	* set_nmi_callback
	15	*
	16	* Set a handler for an NMI. Only one handler may be
	17	* set. Return 1 if the NMI was handled.
	18	*/
	19	void set_nmi_callback(nmi_callback_t callback);
	20
	21	/**
	22	* unset_nmi_callback
	23	*
	24	* Remove the handler previously set.
	25	*/
	26	void unset_nmi_callback(void);
	27
	28	#ifdef CONFIG_PM
	29
	30	/** Replace the PM callback routine for NMI. */
	31	struct pm_dev * set_nmi_pm_callback(pm_callback callback);
	32
	33	/** Unset the PM callback routine back to the default. */
	34	void unset_nmi_pm_callback(struct pm_dev * dev);
	35
	36	#else
	37
	38	static inline struct pm_dev * set_nmi_pm_callback(pm_callback callback)
	39	{
	40	return 0;
	41	}
	42
	43	static inline void unset_nmi_pm_callback(struct pm_dev * dev)
	44	{
	45	}
	46
	47	#endif /* CONFIG_PM */
	48
	49	extern void default_do_nmi(struct pt_regs *);
	50	extern void die_nmi(char str, struct pt_regs regs);
	51
	52	#define get_nmi_reason() inb(0x61)
	53
	54	extern int panic_on_timeout;
	55	extern int unknown_nmi_panic;
75152114 AK	56
75152114 AK	57	extern int check_nmi_watchdog(void);
1da177e4 LT	58
1da177e4 LT	59	#endif /* ASM_NMI_H */