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Diffstat (limited to 'include/asm-i386/nmi.h')
-rw-r--r--include/asm-i386/nmi.h28
1 files changed, 21 insertions, 7 deletions
diff --git a/include/asm-i386/nmi.h b/include/asm-i386/nmi.h
index 21f16638fc61..67d994799999 100644
--- a/include/asm-i386/nmi.h
+++ b/include/asm-i386/nmi.h
@@ -5,24 +5,38 @@
5#define ASM_NMI_H 5#define ASM_NMI_H
6 6
7#include <linux/pm.h> 7#include <linux/pm.h>
8 8
9struct pt_regs; 9struct pt_regs;
10 10
11typedef int (*nmi_callback_t)(struct pt_regs * regs, int cpu); 11typedef int (*nmi_callback_t)(struct pt_regs * regs, int cpu);
12 12
13/** 13/**
14 * set_nmi_callback 14 * set_nmi_callback
15 * 15 *
16 * Set a handler for an NMI. Only one handler may be 16 * Set a handler for an NMI. Only one handler may be
17 * set. Return 1 if the NMI was handled. 17 * set. Return 1 if the NMI was handled.
18 */ 18 */
19void set_nmi_callback(nmi_callback_t callback); 19void set_nmi_callback(nmi_callback_t callback);
20 20
21/** 21/**
22 * unset_nmi_callback 22 * unset_nmi_callback
23 * 23 *
24 * Remove the handler previously set. 24 * Remove the handler previously set.
25 */ 25 */
26void unset_nmi_callback(void); 26void unset_nmi_callback(void);
27 27
28extern void setup_apic_nmi_watchdog (void);
29extern int reserve_lapic_nmi(void);
30extern void release_lapic_nmi(void);
31extern void disable_timer_nmi_watchdog(void);
32extern void enable_timer_nmi_watchdog(void);
33extern void nmi_watchdog_tick (struct pt_regs * regs);
34
35extern unsigned int nmi_watchdog;
36#define NMI_DEFAULT -1
37#define NMI_NONE 0
38#define NMI_IO_APIC 1
39#define NMI_LOCAL_APIC 2
40#define NMI_INVALID 3
41
28#endif /* ASM_NMI_H */ 42#endif /* ASM_NMI_H */