include/asm-i386/nmi.h

   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 /**
  10  * do_nmi_callback
  11  *
  12  * Check to see if a callback exists and execute it.  Return 1
  13  * if the handler exists and was handled successfully.
  14  */
  15 int do_nmi_callback(struct pt_regs *regs, int cpu);
  16
  17 extern int nmi_watchdog_enabled;
  18 extern int avail_to_resrv_perfctr_nmi_bit(unsigned int);
  19 extern int avail_to_resrv_perfctr_nmi(unsigned int);
  20 extern int reserve_perfctr_nmi(unsigned int);
  21 extern void release_perfctr_nmi(unsigned int);
  22 extern int reserve_evntsel_nmi(unsigned int);
  23 extern void release_evntsel_nmi(unsigned int);
  24
  25 extern void setup_apic_nmi_watchdog (void *);
  26 extern void stop_apic_nmi_watchdog (void *);
  27 extern void disable_timer_nmi_watchdog(void);
  28 extern void enable_timer_nmi_watchdog(void);
  29 extern int nmi_watchdog_tick (struct pt_regs * regs, unsigned reason);
  30
  31 extern atomic_t nmi_active;
  32 extern unsigned int nmi_watchdog;
  33 #define NMI_DEFAULT     -1
  34 #define NMI_NONE        0
  35 #define NMI_IO_APIC     1
  36 #define NMI_LOCAL_APIC  2
  37 #define NMI_INVALID     3
  38
  39 struct ctl_table;
  40 struct file;
  41 extern int proc_nmi_enabled(struct ctl_table *, int , struct file *,
  42                         void __user *, size_t *, loff_t *);
  43 extern int unknown_nmi_panic;
  44
  45 #endif /* ASM_NMI_H */