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File: [Development] / linux-2.6-xfs / include / asm-x86 / Attic / irq_32.h (download)

Revision 1.1, Mon Dec 3 16:26:37 2007 UTC (9 years, 10 months ago) by lachlan.longdrop.melbourne.sgi.com
Branch: MAIN 

Merge up to 2.6.24-rc3
Merge of 2.6.x-xfs-melb:linux:30183b by kenmcd.

#ifndef _ASM_IRQ_H
#define _ASM_IRQ_H

/*
 *	linux/include/asm/irq.h
 *
 *	(C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar
 *
 *	IRQ/IPI changes taken from work by Thomas Radke
 *	<tomsoft@informatik.tu-chemnitz.de>
 */

#include <linux/sched.h>
/* include comes from machine specific directory */
#include "irq_vectors.h"
#include <asm/thread_info.h>

static __inline__ int irq_canonicalize(int irq)
{
	return ((irq == 2) ? 9 : irq);
}

#ifdef CONFIG_X86_LOCAL_APIC
# define ARCH_HAS_NMI_WATCHDOG		/* See include/linux/nmi.h */
#endif

#ifdef CONFIG_4KSTACKS
  extern void irq_ctx_init(int cpu);
  extern void irq_ctx_exit(int cpu);
# define __ARCH_HAS_DO_SOFTIRQ
#else
# define irq_ctx_init(cpu) do { } while (0)
# define irq_ctx_exit(cpu) do { } while (0)
#endif

#ifdef CONFIG_IRQBALANCE
extern int irqbalance_disable(char *str);
#endif

#ifdef CONFIG_HOTPLUG_CPU
extern void fixup_irqs(cpumask_t map);
#endif

unsigned int do_IRQ(struct pt_regs *regs);
void init_IRQ(void);
void __init native_init_IRQ(void);

/* Interrupt vector management */
extern DECLARE_BITMAP(used_vectors, NR_VECTORS);

#endif /* _ASM_IRQ_H */