mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-17 01:04:19 +08:00
3e4ff11574
Misc header cleanup for nmi watchdog. Signed-off-by: Don Zickus <dzickus@redhat.com> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
78 lines
1.6 KiB
C
78 lines
1.6 KiB
C
/*
|
|
* linux/include/asm-i386/nmi.h
|
|
*/
|
|
#ifndef ASM_NMI_H
|
|
#define ASM_NMI_H
|
|
|
|
#include <linux/pm.h>
|
|
#include <asm/io.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);
|
|
|
|
extern void setup_apic_nmi_watchdog (void);
|
|
extern int reserve_lapic_nmi(void);
|
|
extern void release_lapic_nmi(void);
|
|
extern void disable_timer_nmi_watchdog(void);
|
|
extern void enable_timer_nmi_watchdog(void);
|
|
extern void nmi_watchdog_tick (struct pt_regs * regs, unsigned reason);
|
|
|
|
extern void nmi_watchdog_default(void);
|
|
extern int setup_nmi_watchdog(char *);
|
|
|
|
extern unsigned int nmi_watchdog;
|
|
#define NMI_DEFAULT -1
|
|
#define NMI_NONE 0
|
|
#define NMI_IO_APIC 1
|
|
#define NMI_LOCAL_APIC 2
|
|
#define NMI_INVALID 3
|
|
|
|
#endif /* ASM_NMI_H */
|