2 * Copyright (c) 1997, Stefan Esser <se@freebsd.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice unmodified, this list of conditions, and the following
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 * $FreeBSD: src/sys/sys/interrupt.h,v 1.9.2.1 2001/10/14 20:05:50 luigi Exp $
29 #ifndef _SYS_INTERRUPT_H_
30 #define _SYS_INTERRUPT_H_
32 typedef void swihand_t __P((void));
34 void register_swi __P((int intr, swihand_t *handler));
35 void swi_dispatcher __P((int intr));
36 swihand_t swi_generic;
38 void unregister_swi __P((int intr, swihand_t *handler));
40 extern swihand_t *ihandlers[];
42 /* Counts and names for statistics (defined in MD code). */
43 extern u_long eintrcnt[]; /* end of intrcnt[] */
44 extern char eintrnames[]; /* end of intrnames[] */
45 extern u_long intrcnt[]; /* counts for for each device and stray */
46 extern char intrnames[]; /* string table containing device names */