aboutsummaryrefslogtreecommitdiff
path: root/include/asm-x86/nmi.h
diff options
context:
space:
mode:
authorGlauber de Oliveira Costa <gcosta@redhat.com>2008-03-19 14:25:36 -0300
committerIngo Molnar <mingo@elte.hu>2008-04-17 17:41:01 +0200
commit6d60cd5359e261cad1e519e77ca733c05c2f8025 (patch)
tree9b5e05b78bca00c7e55a997877d3e341fce5ddab /include/asm-x86/nmi.h
parente32ede19ac64b5cd896e6d28aa51d34887791ab2 (diff)
x86: unify nmi_32.h and nmi_64.h
Two more files goes away. nmi_64.h and nmi_32.h gives birth to nmi.h Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/nmi.h')
-rw-r--r--include/asm-x86/nmi.h92
1 files changed, 89 insertions, 3 deletions
diff --git a/include/asm-x86/nmi.h b/include/asm-x86/nmi.h
index 53ccac14cea..2b941990347 100644
--- a/include/asm-x86/nmi.h
+++ b/include/asm-x86/nmi.h
@@ -1,5 +1,91 @@
-#ifdef CONFIG_X86_32
-# include "nmi_32.h"
+#ifndef _ASM_X86_NMI_H_
+#define _ASM_X86_NMI_H_
+
+#include <linux/pm.h>
+#include <asm/irq.h>
+#include <asm/io.h>
+
+#ifdef ARCH_HAS_NMI_WATCHDOG
+
+/**
+ * do_nmi_callback
+ *
+ * Check to see if a callback exists and execute it. Return 1
+ * if the handler exists and was handled successfully.
+ */
+int do_nmi_callback(struct pt_regs *regs, int cpu);
+
+#ifdef CONFIG_PM
+
+/** Replace the PM callback routine for NMI. */
+struct pm_dev *set_nmi_pm_callback(pm_callback callback);
+
+/** Unset the PM callback routine back to the default. */
+void unset_nmi_pm_callback(struct pm_dev *dev);
+
#else
-# include "nmi_64.h"
+
+static inline struct pm_dev *set_nmi_pm_callback(pm_callback callback)
+{
+ return 0;
+}
+
+static inline void unset_nmi_pm_callback(struct pm_dev *dev)
+{
+}
+
+#endif /* CONFIG_PM */
+
+#ifdef CONFIG_X86_64
+extern void default_do_nmi(struct pt_regs *);
+extern void die_nmi(char *str, struct pt_regs *regs, int do_panic);
+#endif
+
+extern int check_nmi_watchdog(void);
+extern int nmi_watchdog_enabled;
+extern int unknown_nmi_panic;
+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 nmi_watchdog_default(void);
+
+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_DISABLED -1
+#define NMI_NONE 0
+#define NMI_IO_APIC 1
+#define NMI_LOCAL_APIC 2
+#define NMI_INVALID 3
+#define NMI_DEFAULT NMI_DISABLED
+
+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;
+
+void __trigger_all_cpu_backtrace(void);
+#define trigger_all_cpu_backtrace() __trigger_all_cpu_backtrace()
+
+#endif
+
+void lapic_watchdog_stop(void);
+int lapic_watchdog_init(unsigned nmi_hz);
+int lapic_wd_event(unsigned nmi_hz);
+unsigned lapic_adjust_nmi_hz(unsigned hz);
+int lapic_watchdog_ok(void);
+void disable_lapic_nmi_watchdog(void);
+void enable_lapic_nmi_watchdog(void);
+void stop_nmi(void);
+void restart_nmi(void);
+
#endif