| #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_VECTORS 256 |
| |
| #if (NR_VECTORS + 32 * NR_CPUS) < 1024 |
| #define NR_IRQS (NR_VECTORS + 32 * NR_CPUS) |
| #else |
| #define NR_IRQS 1024 |
| #endif |
| |
| 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 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 */ |
