1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _ASM_IA64_IRQ_H 3*4882a593Smuzhiyun #define _ASM_IA64_IRQ_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun /* 6*4882a593Smuzhiyun * Copyright (C) 1999-2000, 2002 Hewlett-Packard Co 7*4882a593Smuzhiyun * David Mosberger-Tang <davidm@hpl.hp.com> 8*4882a593Smuzhiyun * Stephane Eranian <eranian@hpl.hp.com> 9*4882a593Smuzhiyun * 10*4882a593Smuzhiyun * 11/24/98 S.Eranian updated TIMER_IRQ and irq_canonicalize 11*4882a593Smuzhiyun * 01/20/99 S.Eranian added keyboard interrupt 12*4882a593Smuzhiyun * 02/29/00 D.Mosberger moved most things into hw_irq.h 13*4882a593Smuzhiyun */ 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun #include <linux/types.h> 16*4882a593Smuzhiyun #include <linux/cpumask.h> 17*4882a593Smuzhiyun #include <generated/nr-irqs.h> 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun static __inline__ int irq_canonicalize(int irq)20*4882a593Smuzhiyunirq_canonicalize (int irq) 21*4882a593Smuzhiyun { 22*4882a593Smuzhiyun /* 23*4882a593Smuzhiyun * We do the legacy thing here of pretending that irqs < 16 24*4882a593Smuzhiyun * are 8259 irqs. This really shouldn't be necessary at all, 25*4882a593Smuzhiyun * but we keep it here as serial.c still uses it... 26*4882a593Smuzhiyun */ 27*4882a593Smuzhiyun return ((irq == 2) ? 9 : irq); 28*4882a593Smuzhiyun } 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun extern void set_irq_affinity_info (unsigned int irq, int dest, int redir); 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun int create_irq(void); 33*4882a593Smuzhiyun void destroy_irq(unsigned int irq); 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun #endif /* _ASM_IA64_IRQ_H */ 36