diff options
Diffstat (limited to 'include/asm-i386/nmi.h')
| -rw-r--r-- | include/asm-i386/nmi.h | 53 |
1 files changed, 35 insertions, 18 deletions
diff --git a/include/asm-i386/nmi.h b/include/asm-i386/nmi.h index 21f16638fc61..269d315719ca 100644 --- a/include/asm-i386/nmi.h +++ b/include/asm-i386/nmi.h @@ -5,24 +5,41 @@ #define ASM_NMI_H #include <linux/pm.h> - -struct pt_regs; - -typedef int (*nmi_callback_t)(struct pt_regs * regs, int cpu); - -/** - * set_nmi_callback - * - * Set a handler for an NMI. Only one handler may be - * set. Return 1 if the NMI was handled. - */ -void set_nmi_callback(nmi_callback_t callback); - -/** - * unset_nmi_callback + +/** + * do_nmi_callback * - * Remove the handler previously set. + * Check to see if a callback exists and execute it. Return 1 + * if the handler exists and was handled successfully. */ -void unset_nmi_callback(void); - +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 + +struct ctl_table; +struct file; +extern int proc_nmi_enabled(struct ctl_table *, int , struct file *, + void __user *, size_t *, loff_t *); +extern int unknown_nmi_panic; + #endif /* ASM_NMI_H */ |