1/* $NetBSD: psl.h,v 1.6 2003/06/16 20:00:58 thorpej Exp $ */
2
3/*-
4 * SPDX-License-Identifier: BSD-4-Clause
5 *
6 * Copyright (c) 1995 Mark Brinicombe.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed by Mark Brinicombe
20 * for the NetBSD Project.
21 * 4. The name of the company nor the name of the author may be used to
22 * endorse or promote products derived from this software without specific
23 * prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
26 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
27 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
28 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
29 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
30 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 * RiscBSD kernel project
38 *
39 * psl.h
40 *
41 * spl prototypes.
42 * Eventually this will become a set of defines.
43 *
44 * Created : 21/07/95
45 */
46
47#ifndef _MACHINE_PSL_H_
48#define _MACHINE_PSL_H_
49
50/*
51 * These are the different SPL states
52 *
53 * Each state has an interrupt mask associated with it which
54 * indicate which interrupts are allowed.
55 */
56
57#define _SPL_0 0
58#define _SPL_SOFTCLOCK 1
59#define _SPL_SOFTNET 2
60#define _SPL_BIO 3
61#define _SPL_NET 4
62#define _SPL_SOFTSERIAL 5
63#define _SPL_TTY 6
64#define _SPL_VM 7
65#define _SPL_AUDIO 8
66#define _SPL_CLOCK 9
67#define _SPL_STATCLOCK 10
68#define _SPL_HIGH 11
69#define _SPL_SERIAL 12
70#define _SPL_LEVELS 13
71
72#ifdef _KERNEL
73#ifndef _LOCORE
74extern int current_spl_level;
75
76extern u_int spl_masks[_SPL_LEVELS + 1];
77extern u_int spl_smasks[_SPL_LEVELS];
78#endif /* _LOCORE */
79#endif /* _KERNEL */
80
81#endif /* _ARM_PSL_H_ */
82/* End of psl.h */