intr.h revision 1.5
1/*	$NetBSD: intr.h,v 1.5 2007/02/18 07:13:17 matt Exp $	*/
2
3/*
4 * Copyright (c) 1997 Mark Brinicombe.
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. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *	This product includes software developed by Mark Brinicombe
18 *	for the NetBSD Project.
19 * 4. The name of the company nor the name of the author may be used to
20 *    endorse or promote products derived from this software without specific
21 *    prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#ifndef _ARM32_INTR_H_
37#define _ARM32_INTR_H_
38
39/* Define the various Interrupt Priority Levels */
40
41/* Hardware Interrupt Priority Levels are not mutually exclusive. */
42
43#define IPL_NONE	0
44#define	IPL_SOFTCLOCK	1
45#define	IPL_SOFTNET	2
46#define IPL_BIO		3	/* block I/O */
47#define IPL_NET		4	/* network */
48#define	IPL_SOFTSERIAL	5
49#define IPL_TTY		6	/* terminal */
50#define IPL_VM		7	/* memory allocation */
51#define IPL_AUDIO	8	/* audio */
52#define IPL_CLOCK	9	/* clock */
53#define	IPL_STATCLOCK	10
54#define IPL_SERIAL	11	/* serial */
55#define IPL_HIGH	12	/*  */
56#define	IPL_LOCK	IPL_HIGH
57#define	IPL_SCHED	IPL_HIGH
58
59#define IPL_LEVELS	13
60
61#define	IST_UNUSABLE	-1	/* interrupt cannot be used */
62#define	IST_NONE	0	/* none (dummy) */
63#define	IST_PULSE	1	/* pulsed */
64#define	IST_EDGE	2	/* edge-triggered */
65#define	IST_LEVEL	3	/* level-triggered */
66
67#include <machine/irqhandler.h>
68#include <arm/arm32/psl.h>
69
70#endif	/* _ARM32_INTR_H */
71