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- #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
- */
- #include <linux/types.h>
- #include <linux/cpumask.h>
- #define NR_IRQS 256
- #define NR_IRQ_VECTORS NR_IRQS
- 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);
- bool is_affinity_mask_valid(cpumask_t cpumask);
- #define is_affinity_mask_valid is_affinity_mask_valid
- #endif /* _ASM_IA64_IRQ_H */
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