FreeBSD/Linux Kernel Cross Reference
sys/arm/include/psl.h
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 * $FreeBSD$
47 */
48
49 #ifndef _MACHINE_PSL_H_
50 #define _MACHINE_PSL_H_
51
52 /*
53 * These are the different SPL states
54 *
55 * Each state has an interrupt mask associated with it which
56 * indicate which interrupts are allowed.
57 */
58
59 #define _SPL_0 0
60 #define _SPL_SOFTCLOCK 1
61 #define _SPL_SOFTNET 2
62 #define _SPL_BIO 3
63 #define _SPL_NET 4
64 #define _SPL_SOFTSERIAL 5
65 #define _SPL_TTY 6
66 #define _SPL_VM 7
67 #define _SPL_AUDIO 8
68 #define _SPL_CLOCK 9
69 #define _SPL_STATCLOCK 10
70 #define _SPL_HIGH 11
71 #define _SPL_SERIAL 12
72 #define _SPL_LEVELS 13
73
74 #ifdef _KERNEL
75 #ifndef _LOCORE
76 extern int current_spl_level;
77
78 extern u_int spl_masks[_SPL_LEVELS + 1];
79 extern u_int spl_smasks[_SPL_LEVELS];
80 #endif /* _LOCORE */
81 #endif /* _KERNEL */
82
83 #endif /* _ARM_PSL_H_ */
84 /* End of psl.h */
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