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 1.11 2005/10/13 00:02:23 dillon Exp $
30 #ifndef _SYS_INTERRUPT_H_
31 #define _SYS_INTERRUPT_H_
35 typedef void inthand2_t (void *, void *);
41 struct lwkt_serialize;
42 void *register_swi(int intr, inthand2_t *handler, void *arg,
44 struct lwkt_serialize *serializer);
45 void *register_int(int intr, inthand2_t *handler, void *arg,
47 struct lwkt_serialize *serializer, int flags);
48 int get_registered_intr(void *id);
49 long get_interrupt_counter(int intr);
50 int count_registered_ints(int intr);
51 const char *get_registered_name(int intr);
53 void register_randintr(int intr);
55 void swi_setpriority(int intr, int pri);
56 int unregister_swi(void *id);
57 int unregister_int(void *id);
58 void unregister_randintr(int intr);
59 void ithread_done(int intr); /* procedure defined in MD */
60 void sched_ithd(int intr); /* procedure called from MD */
62 extern char eintrnames[]; /* end of intrnames[] */
63 extern char intrnames[]; /* string table containing device names */