xref: /freebsd/sys/arm/include/ucontext.h (revision b52b9d56d4e96089873a75f9e29062eec19fabba)
1 /*
2  * Copyright (c) 2001 David O'Brien.
3  * Copyright (c) 1994-1996 Mark Brinicombe.
4  * Copyright (c) 1994 Brini.
5  * All rights reserved.
6  *
7  * This code is derived from software written for Brini by Mark Brinicombe
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 Brini.
20  * 4. The name of the company nor the name of the author may be used to
21  *    endorse or promote products derived from this software without specific
22  *    prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
25  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27  * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
28  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  *
36  * RiscBSD kernel project
37  *
38  * signal.h
39  *
40  * Architecture dependant signal types and structures
41  *
42  * Created      : 30/09/94
43  *
44  *	$NetBSD: signal.h,v 1.8 1998/09/14 02:48:33 thorpej Exp $
45  * $FreeBSD$
46  */
47 
48 #ifndef _MACHINE_UCONTEXT_H_
49 #define	_MACHINE_UCONTEXT_H_
50 
51 typedef struct __mcontext {
52 	/*
53 	 * The first 20 fields must match the definition of
54 	 * sigcontext. So that we can support sigcontext
55 	 * and ucontext_t at the same time.
56 	 */
57 	unsigned int	mc_onstack;		/* XXX - sigcontext compat. */
58 	unsigned int	mc_spsr;
59 	unsigned int	mc_r0;
60 	unsigned int	mc_r1;
61 	unsigned int	mc_r2;
62 	unsigned int	mc_r3;
63 	unsigned int	mc_r4;
64 	unsigned int	mc_r5;
65 	unsigned int	mc_r6;
66 	unsigned int	mc_r7;
67 	unsigned int	mc_r8;
68 	unsigned int	mc_r9;
69 	unsigned int	mc_r10;
70 	unsigned int	mc_r11;
71 	unsigned int	mc_r12;
72 	unsigned int	mc_usr_sp;
73 	unsigned int	mc_usr_lr;
74 	unsigned int	mc_svc_lr;
75 	unsigned int	mc_pc;
76 
77 	unsigned int	__spare__[1];	/* XXX fix the size later */
78 } mcontext_t;
79 
80 #endif /* !_MACHINE_UCONTEXT_H_ */
81