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/*
* 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_DISABLED -1
#define NMI_NONE 0
#define NMI_IO_APIC 1
#define NMI_LOCAL_APIC 2
#define NMI_INVALID 3
#define NMI_DEFAULT NMI_DISABLED
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()
void lapic_watchdog_stop(void);
int lapic_watchdog_init(unsigned nmi_hz);
int lapic_wd_event(unsigned nmi_hz);
unsigned lapic_adjust_nmi_hz(unsigned hz);
int lapic_watchdog_ok(void);
void disable_lapic_nmi_watchdog(void);
void enable_lapic_nmi_watchdog(void);
void stop_nmi(void);
void restart_nmi(void);
#endif /* ASM_NMI_H */
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