aboutsummaryrefslogblamecommitdiffstats
path: root/include/asm-i386/nmi.h
blob: 303bcd4592bbe332337c10726dce6a0b3bd4c94a (plain) (tree)
1
2
3
4
5
6
7
8
9






                                
 
   
                  
  

                                                              
   
                                                   
 
                                






                                                        
                                             
                                            

                                             
                                                                      
 
                           






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

#include <linux/pm.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);

extern int nmi_watchdog_enabled;
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 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

#endif /* ASM_NMI_H */