2 * linux/include/asm-i386/nmi.h
12 typedef int (*nmi_callback_t)(struct pt_regs * regs, int cpu);
17 * Set a handler for an NMI. Only one handler may be
18 * set. Return 1 if the NMI was handled.
20 void set_nmi_callback(nmi_callback_t callback);
25 * Remove the handler previously set.
27 void unset_nmi_callback(void);
31 /** Replace the PM callback routine for NMI. */
32 struct pm_dev * set_nmi_pm_callback(pm_callback callback);
34 /** Unset the PM callback routine back to the default. */
35 void unset_nmi_pm_callback(struct pm_dev * dev);
39 static inline struct pm_dev * set_nmi_pm_callback(pm_callback callback)
44 static inline void unset_nmi_pm_callback(struct pm_dev * dev)
48 #endif /* CONFIG_PM */
50 extern void default_do_nmi(struct pt_regs *);
51 extern void die_nmi(char *str, struct pt_regs *regs);
53 #define get_nmi_reason() inb(0x61)
55 extern int panic_on_timeout;
56 extern int unknown_nmi_panic;
58 extern int check_nmi_watchdog(void);
60 extern void setup_apic_nmi_watchdog (void);
61 extern int reserve_lapic_nmi(void);
62 extern void release_lapic_nmi(void);
63 extern void disable_timer_nmi_watchdog(void);
64 extern void enable_timer_nmi_watchdog(void);
65 extern void nmi_watchdog_tick (struct pt_regs * regs, unsigned reason);
67 extern void nmi_watchdog_default(void);
68 extern int setup_nmi_watchdog(char *);
70 extern unsigned int nmi_watchdog;
71 #define NMI_DEFAULT -1
74 #define NMI_LOCAL_APIC 2
77 #endif /* ASM_NMI_H */