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      1 /*	$NetBSD: isr.h,v 1.13 2009/05/19 18:39:26 phx Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1982 Regents of the University of California.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)isr.h	7.1 (Berkeley) 5/8/90
     32  */
     33 
     34 #ifndef _AMIGA_ISR_H_
     35 #define _AMIGA_ISR_H_ 1
     36 
     37 struct isr {
     38 	struct	isr *isr_forw;
     39 	struct	isr *isr_back;
     40 	int	(*isr_intr)(void *);
     41 	void	*isr_arg;
     42 	int	isr_ipl;
     43 };
     44 
     45 #define	NISR		3
     46 #define	ISRIPL(x)	((x) - 3)
     47 
     48 #ifdef _KERNEL
     49 void add_isr(struct isr *);
     50 void remove_isr(struct isr *);
     51 #endif
     52 
     53 #endif /* _AMIGA_ISR_H_ */
     54