5 * linux/include/asm/irq.h
7 * (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar
9 * IRQ/IPI changes taken from work by Thomas Radke
10 * <tomsoft@informatik.tu-chemnitz.de>
13 #include <linux/config.h>
14 #include <linux/sched.h>
15 /* include comes from machine specific directory */
16 #include "irq_vectors.h"
17 #include <asm/thread_info.h>
19 static __inline__ int irq_canonicalize(int irq)
21 return ((irq == 2) ? 9 : irq);
24 extern void release_vm86_irqs(struct task_struct *);
26 #ifdef CONFIG_X86_LOCAL_APIC
27 # define ARCH_HAS_NMI_WATCHDOG /* See include/linux/nmi.h */
30 #ifdef CONFIG_4KSTACKS
31 extern void irq_ctx_init(int cpu);
32 extern void irq_ctx_exit(int cpu);
33 # define __ARCH_HAS_DO_SOFTIRQ
35 # define irq_ctx_init(cpu) do { } while (0)
36 # define irq_ctx_exit(cpu) do { } while (0)
39 #ifdef CONFIG_IRQBALANCE
40 extern int irqbalance_disable(char *str);
43 #ifdef CONFIG_HOTPLUG_CPU
44 extern void fixup_irqs(cpumask_t map);
47 #endif /* _ASM_IRQ_H */