projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
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> | |
| bb81a09e AM |
8 | #include <asm/irq.h> |
| 9 | ||
| 10 | #ifdef ARCH_HAS_NMI_WATCHDOG | |
| 3e4ff115 | 11 | |
| 3e4ff115 | 12 | /** |
| 2fbe7b25 | 13 | * do_nmi_callback |
| 1da177e4 | 14 | * |
| 2fbe7b25 DZ |
15 | * Check to see if a callback exists and execute it. Return 1 |
| 16 | * if the handler exists and was handled successfully. | |
| 1da177e4 | 17 | */ |
| 2fbe7b25 | 18 | int do_nmi_callback(struct pt_regs *regs, int cpu); |
| 3e4ff115 | 19 | |
| 407984f1 | 20 | extern int nmi_watchdog_enabled; |
| 828f0afd DZ |
21 | extern int avail_to_resrv_perfctr_nmi_bit(unsigned int); |
| 22 | extern int avail_to_resrv_perfctr_nmi(unsigned int); | |
| 23 | extern int reserve_perfctr_nmi(unsigned int); | |
| 24 | extern void release_perfctr_nmi(unsigned int); | |
| 25 | extern int reserve_evntsel_nmi(unsigned int); | |
| 26 | extern void release_evntsel_nmi(unsigned int); | |
| 27 | ||
| b7471c6d | 28 | extern void setup_apic_nmi_watchdog (void *); |
| 4038f901 | 29 | extern void stop_apic_nmi_watchdog (void *); |
| 3e4ff115 DZ |
30 | extern void disable_timer_nmi_watchdog(void); |
| 31 | extern void enable_timer_nmi_watchdog(void); | |
| 3adbbcce | 32 | extern int nmi_watchdog_tick (struct pt_regs * regs, unsigned reason); |
| 3e4ff115 | 33 | |
| b7471c6d | 34 | extern atomic_t nmi_active; |
| 3e4ff115 | 35 | extern unsigned int nmi_watchdog; |
| 8ce5e3e4 | 36 | #define NMI_DEFAULT -1 |
| 3e4ff115 DZ |
37 | #define NMI_NONE 0 |
| 38 | #define NMI_IO_APIC 1 | |
| 39 | #define NMI_LOCAL_APIC 2 | |
| 40 | #define NMI_INVALID 3 | |
| 41 | ||
| 29cbc78b AK |
42 | struct ctl_table; |
| 43 | struct file; | |
| 44 | extern int proc_nmi_enabled(struct ctl_table *, int , struct file *, | |
| 45 | void __user *, size_t *, loff_t *); | |
| 46 | extern int unknown_nmi_panic; | |
| 47 | ||
| bb81a09e AM |
48 | void __trigger_all_cpu_backtrace(void); |
| 49 | #define trigger_all_cpu_backtrace() __trigger_all_cpu_backtrace() | |
| 50 | ||
| 51 | #endif | |
| 52 | ||
| 09198e68 AK |
53 | void lapic_watchdog_stop(void); |
| 54 | int lapic_watchdog_init(unsigned nmi_hz); | |
| 55 | int lapic_wd_event(unsigned nmi_hz); | |
| 56 | unsigned lapic_adjust_nmi_hz(unsigned hz); | |
| 57 | int lapic_watchdog_ok(void); | |
| 58 | void disable_lapic_nmi_watchdog(void); | |
| 59 | void enable_lapic_nmi_watchdog(void); | |
| 60 | ||
| 1da177e4 | 61 | #endif /* ASM_NMI_H */ |