psl.h revision 129198 
1/*	$NetBSD: psl.h,v 1.6 2003/06/16 20:00:58 thorpej Exp $	*/
2
3/*
4 * Copyright (c) 1995 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 * RiscBSD kernel project
36 *
37 * psl.h
38 *
39 * spl prototypes.
40 * Eventually this will become a set of defines.
41 *
42 * Created      : 21/07/95
43 *
44 * $FreeBSD: head/sys/arm/include/psl.h 129198 2004-05-14 11:46:45Z cognet $
45 */
46
47#ifndef _MACHINE_PSL_H_
48#define _MACHINE_PSL_H_
49#include <machine/intr.h>
50
51/*
52 * These are the different SPL states
53 *
54 * Each state has an interrupt mask associated with it which
55 * indicate which interrupts are allowed.
56 */
57
58#define _SPL_0		0
59#define _SPL_SOFTCLOCK	1
60#define _SPL_SOFTNET	2
61#define _SPL_BIO	3
62#define _SPL_NET	4
63#define _SPL_SOFTSERIAL	5
64#define _SPL_TTY	6
65#define _SPL_VM		7
66#define _SPL_AUDIO	8
67#define _SPL_CLOCK	9
68#define _SPL_STATCLOCK	10
69#define _SPL_HIGH	11
70#define _SPL_SERIAL	12
71#define _SPL_LEVELS	13
72
73#ifdef _KERNEL
74#ifndef _LOCORE
75extern int current_spl_level;
76
77extern u_int spl_masks[_SPL_LEVELS + 1];
78extern u_int spl_smasks[_SPL_LEVELS];
79#endif /* _LOCORE */
80#endif /* _KERNEL */
81
82#endif /* _ARM_PSL_H_ */
83/* End of psl.h */
84