1 /* $NetBSD: mcontext.h,v 1.4 2003/10/08 22:43:01 thorpej Exp $ */
2
3 /*-
4 * SPDX-License-Identifier: BSD-2-Clause-NetBSD
5 *
6 * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
7 * All rights reserved.
8 *
9 * This code is derived from software contributed to The NetBSD Foundation
10 * by Klaus Klein and by Jason R. Thorpe of Wasabi Systems, Inc.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
32 *
33 * $FreeBSD$
34 */
35
36 #ifndef _MACHINE_MCONTEXT_H_
37 #define _MACHINE_MCONTEXT_H_
38 /*
39 * General register state
40 */
41 #define _NGREG 17
42 typedef unsigned int __greg_t;
43 typedef __greg_t __gregset_t[_NGREG];
44
45 #define _REG_R0 0
46 #define _REG_R1 1
47 #define _REG_R2 2
48 #define _REG_R3 3
49 #define _REG_R4 4
50 #define _REG_R5 5
51 #define _REG_R6 6
52 #define _REG_R7 7
53 #define _REG_R8 8
54 #define _REG_R9 9
55 #define _REG_R10 10
56 #define _REG_R11 11
57 #define _REG_R12 12
58 #define _REG_R13 13
59 #define _REG_R14 14
60 #define _REG_R15 15
61 #define _REG_CPSR 16
62 /* Convenience synonyms */
63 #define _REG_FP _REG_R11
64 #define _REG_SP _REG_R13
65 #define _REG_LR _REG_R14
66 #define _REG_PC _REG_R15
67
68 /*
69 * Floating point register state
70 */
71 typedef struct {
72 __uint64_t mcv_reg[32];
73 __uint32_t mcv_fpscr;
74 } mcontext_vfp_t;
75
76 typedef struct {
77 __gregset_t __gregs;
78
79 /*
80 * Originally, rest of this structure was named __fpu, 35 * 4 bytes
81 * long, never accessed from kernel.
82 */
83 __size_t mc_vfp_size;
84 void *mc_vfp_ptr;
85 unsigned int mc_spare[33];
86 } mcontext_t;
87
88 #define UC_
89 #endif /* !_MACHINE_MCONTEXT_H_ */
Cache object: 5d3416f3e8f5fcaf7ec6da55aa22c8ae
|