#ifndef _ASM_IA64_IRQ_H #define _ASM_IA64_IRQ_H /* * Copyright (C) 1999-2000, 2002 Hewlett-Packard Co * David Mosberger-Tang <davidm@hpl.hp.com> * Stephane Eranian <eranian@hpl.hp.com> * * 11/24/98 S.Eranian updated TIMER_IRQ and irq_canonicalize * 01/20/99 S.Eranian added keyboard interrupt * 02/29/00 D.Mosberger moved most things into hw_irq.h */ #define NR_IRQS 256 #define NR_IRQ_VECTORS NR_IRQS /* * IRQ line status macro IRQ_PER_CPU is used */ #define ARCH_HAS_IRQ_PER_CPU static __inline__ int irq_canonicalize (int irq) { /* * We do the legacy thing here of pretending that irqs < 16 * are 8259 irqs. This really shouldn't be necessary at all, * but we keep it here as serial.c still uses it... */ return ((irq == 2) ? 9 : irq); } extern void disable_irq (unsigned int); extern void disable_irq_nosync (unsigned int); extern void enable_irq (unsigned int); extern void set_irq_affinity_info (unsigned int irq, int dest, int redir); struct irqaction; struct pt_regs; int handle_IRQ_event(unsigned int, struct pt_regs *, struct irqaction *); #endif /* _ASM_IA64_IRQ_H */