8ce5e3e45e
This reverts commit 6ebf622b25 and
replaces it with one that actually works.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
/*
|
|
* linux/include/asm-i386/nmi.h
|
|
*/
|
|
#ifndef ASM_NMI_H
|
|
#define ASM_NMI_H
|
|
|
|
#include <linux/pm.h>
|
|
#include <asm/io.h>
|
|
|
|
/**
|
|
* do_nmi_callback
|
|
*
|
|
* Check to see if a callback exists and execute it. Return 1
|
|
* if the handler exists and was handled successfully.
|
|
*/
|
|
int do_nmi_callback(struct pt_regs *regs, int cpu);
|
|
|
|
#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, int do_panic);
|
|
|
|
#define get_nmi_reason() inb(0x61)
|
|
|
|
extern int panic_on_timeout;
|
|
extern int unknown_nmi_panic;
|
|
extern int nmi_watchdog_enabled;
|
|
|
|
extern int check_nmi_watchdog(void);
|
|
extern int avail_to_resrv_perfctr_nmi_bit(unsigned int);
|
|
extern int avail_to_resrv_perfctr_nmi(unsigned int);
|
|
extern int reserve_perfctr_nmi(unsigned int);
|
|
extern void release_perfctr_nmi(unsigned int);
|
|
extern int reserve_evntsel_nmi(unsigned int);
|
|
extern void release_evntsel_nmi(unsigned int);
|
|
|
|
extern void setup_apic_nmi_watchdog (void *);
|
|
extern void stop_apic_nmi_watchdog (void *);
|
|
extern void disable_timer_nmi_watchdog(void);
|
|
extern void enable_timer_nmi_watchdog(void);
|
|
extern int nmi_watchdog_tick (struct pt_regs * regs, unsigned reason);
|
|
|
|
extern void nmi_watchdog_default(void);
|
|
extern int setup_nmi_watchdog(char *);
|
|
|
|
extern atomic_t nmi_active;
|
|
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
|
|
|
|
struct ctl_table;
|
|
struct file;
|
|
extern int proc_nmi_enabled(struct ctl_table *, int , struct file *,
|
|
void __user *, size_t *, loff_t *);
|
|
|
|
extern int unknown_nmi_panic;
|
|
|
|
void __trigger_all_cpu_backtrace(void);
|
|
#define trigger_all_cpu_backtrace() __trigger_all_cpu_backtrace()
|
|
|
|
#endif /* ASM_NMI_H */
|