aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-x86/nmi_32.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-x86/nmi_32.h')
-rw-r--r--include/asm-x86/nmi_32.h64
1 files changed, 64 insertions, 0 deletions
diff --git a/include/asm-x86/nmi_32.h b/include/asm-x86/nmi_32.h
new file mode 100644
index 000000000000..70a958a8e381
--- /dev/null
+++ b/include/asm-x86/nmi_32.h
@@ -0,0 +1,64 @@
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>
8#include <asm/irq.h>
9
10#ifdef ARCH_HAS_NMI_WATCHDOG
11
12/**
13 * do_nmi_callback
14 *
15 * Check to see if a callback exists and execute it. Return 1
16 * if the handler exists and was handled successfully.
17 */
18int do_nmi_callback(struct pt_regs *regs, int cpu);
19
20extern int nmi_watchdog_enabled;
21extern int avail_to_resrv_perfctr_nmi_bit(unsigned int);
22extern int avail_to_resrv_perfctr_nmi(unsigned int);
23extern int reserve_perfctr_nmi(unsigned int);
24extern void release_perfctr_nmi(unsigned int);
25extern int reserve_evntsel_nmi(unsigned int);
26extern void release_evntsel_nmi(unsigned int);
27
28extern void setup_apic_nmi_watchdog (void *);
29extern void stop_apic_nmi_watchdog (void *);
30extern void disable_timer_nmi_watchdog(void);
31extern void enable_timer_nmi_watchdog(void);
32extern int nmi_watchdog_tick (struct pt_regs * regs, unsigned reason);
33
34extern atomic_t nmi_active;
35extern unsigned int nmi_watchdog;
36#define NMI_DISABLED -1
37#define NMI_NONE 0
38#define NMI_IO_APIC 1
39#define NMI_LOCAL_APIC 2
40#define NMI_INVALID 3
41#define NMI_DEFAULT NMI_DISABLED
42
43struct ctl_table;
44struct file;
45extern int proc_nmi_enabled(struct ctl_table *, int , struct file *,
46 void __user *, size_t *, loff_t *);
47extern int unknown_nmi_panic;
48
49void __trigger_all_cpu_backtrace(void);
50#define trigger_all_cpu_backtrace() __trigger_all_cpu_backtrace()
51
52#endif
53
54void lapic_watchdog_stop(void);
55int lapic_watchdog_init(unsigned nmi_hz);
56int lapic_wd_event(unsigned nmi_hz);
57unsigned lapic_adjust_nmi_hz(unsigned hz);
58int lapic_watchdog_ok(void);
59void disable_lapic_nmi_watchdog(void);
60void enable_lapic_nmi_watchdog(void);
61void stop_nmi(void);
62void restart_nmi(void);
63
64#endif /* ASM_NMI_H */