1 #ifndef _ASM_X86_NMI_H 2 #define _ASM_X86_NMI_H 3 4 #include <linux/pm.h> 5 #include <asm/irq.h> 6 #include <asm/io.h> 7 8 #ifdef CONFIG_X86_LOCAL_APIC 9 10 extern int avail_to_resrv_perfctr_nmi_bit(unsigned int); 11 extern int reserve_perfctr_nmi(unsigned int); 12 extern void release_perfctr_nmi(unsigned int); 13 extern int reserve_evntsel_nmi(unsigned int); 14 extern void release_evntsel_nmi(unsigned int); 15 16 struct ctl_table; 17 extern int proc_nmi_enabled(struct ctl_table *, int , 18 void __user *, size_t *, loff_t *); 19 extern int unknown_nmi_panic; 20 21 void arch_trigger_all_cpu_backtrace(void); 22 #define arch_trigger_all_cpu_backtrace arch_trigger_all_cpu_backtrace 23 #endif 24 25 #define NMI_FLAG_FIRST 1 26 27 enum { 28 NMI_LOCAL=0, 29 NMI_UNKNOWN, 30 NMI_MAX 31 }; 32 33 #define NMI_DONE 0 34 #define NMI_HANDLED 1 35 36 typedef int (*nmi_handler_t)(unsigned int, struct pt_regs *); 37 38 int register_nmi_handler(unsigned int, nmi_handler_t, unsigned long, 39 const char *); 40 41 void unregister_nmi_handler(unsigned int, const char *); 42 43 void stop_nmi(void); 44 void restart_nmi(void); 45 void local_touch_nmi(void); 46 47 #endif /* _ASM_X86_NMI_H */ 48