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 $
27 * $DragonFly: src/sys/sys/interrupt.h,v 1.10 2005/06/16 21:12:21 dillon Exp $
30 #ifndef _SYS_INTERRUPT_H_
31 #define _SYS_INTERRUPT_H_
35 typedef void inthand2_t (void *);
36 typedef void ointhand2_t (int);
41 struct thread *register_swi(int intr, inthand2_t *handler, void *arg,
43 struct thread *register_int(int intr, inthand2_t *handler, void *arg,
45 void register_randintr(int intr);
47 void swi_setpriority(int intr, int pri);
48 void unregister_swi(int intr, inthand2_t *handler);
49 void unregister_int(int intr, inthand2_t *handler);
50 void unregister_randintr(int intr);
51 void ithread_done(int intr); /* procedure defined in MD */
52 void sched_ithd(int intr); /* procedure called from MD */
54 /* Counts and names for statistics (defined in MD code). */
55 extern u_long eintrcnt[]; /* end of intrcnt[] */
56 extern char eintrnames[]; /* end of intrnames[] */
57 extern u_long intrcnt[]; /* counts for for each device and stray */
58 extern char intrnames[]; /* string table containing device names */