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> | |
| 3e4ff115 | 8 | |
| 1da177e4 | 9 | struct pt_regs; |
| 3e4ff115 | 10 | |
| 1da177e4 | 11 | typedef int (*nmi_callback_t)(struct pt_regs * regs, int cpu); |
| 3e4ff115 DZ |
12 | |
| 13 | /** | |
| 1da177e4 LT |
14 | * set_nmi_callback |
| 15 | * | |
| 16 | * Set a handler for an NMI. Only one handler may be | |
| 17 | * set. Return 1 if the NMI was handled. | |
| 18 | */ | |
| 19 | void set_nmi_callback(nmi_callback_t callback); | |
| 3e4ff115 DZ |
20 | |
| 21 | /** | |
| 1da177e4 LT |
22 | * unset_nmi_callback |
| 23 | * | |
| 24 | * Remove the handler previously set. | |
| 25 | */ | |
| 26 | void unset_nmi_callback(void); | |
| 3e4ff115 DZ |
27 | |
| 28 | extern void setup_apic_nmi_watchdog (void); | |
| 29 | extern int reserve_lapic_nmi(void); | |
| 30 | extern void release_lapic_nmi(void); | |
| 31 | extern void disable_timer_nmi_watchdog(void); | |
| 32 | extern void enable_timer_nmi_watchdog(void); | |
| 33 | extern void nmi_watchdog_tick (struct pt_regs * regs); | |
| 34 | ||
| 35 | extern 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 | ||
| 1da177e4 | 42 | #endif /* ASM_NMI_H */ |