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- #ifndef _ASM_X86_NMI_H
- #define _ASM_X86_NMI_H
- #include <linux/pm.h>
- #include <asm/irq.h>
- #include <asm/io.h>
- #ifdef CONFIG_X86_LOCAL_APIC
- extern int avail_to_resrv_perfctr_nmi_bit(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);
- struct ctl_table;
- extern int proc_nmi_enabled(struct ctl_table *, int ,
- void __user *, size_t *, loff_t *);
- extern int unknown_nmi_panic;
- void arch_trigger_all_cpu_backtrace(void);
- #define arch_trigger_all_cpu_backtrace arch_trigger_all_cpu_backtrace
- #endif
- /*
- * Define some priorities for the nmi notifier call chain.
- *
- * Create a local nmi bit that has a higher priority than
- * external nmis, because the local ones are more frequent.
- *
- * Also setup some default high/normal/low settings for
- * subsystems to registers with. Using 4 bits to separate
- * the priorities. This can go a lot higher if needed be.
- */
- #define NMI_LOCAL_SHIFT 16 /* randomly picked */
- #define NMI_LOCAL_BIT (1ULL << NMI_LOCAL_SHIFT)
- #define NMI_HIGH_PRIOR (1ULL << 8)
- #define NMI_NORMAL_PRIOR (1ULL << 4)
- #define NMI_LOW_PRIOR (1ULL << 0)
- #define NMI_LOCAL_HIGH_PRIOR (NMI_LOCAL_BIT | NMI_HIGH_PRIOR)
- #define NMI_LOCAL_NORMAL_PRIOR (NMI_LOCAL_BIT | NMI_NORMAL_PRIOR)
- #define NMI_LOCAL_LOW_PRIOR (NMI_LOCAL_BIT | NMI_LOW_PRIOR)
- void stop_nmi(void);
- void restart_nmi(void);
- #endif /* _ASM_X86_NMI_H */
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