1/*	$NetBSD: linux_machdep.h,v 1.5 2007/12/04 18:40:13 dsl Exp $	*/
2
3/*-
4 * Copyright (c) 1995, 2000 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Frank van der Linden.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#ifndef _ARM_LINUX_MACHDEP_H_
33#define _ARM_LINUX_MACHDEP_H_
34
35#include <compat/linux/common/linux_signal.h>
36
37struct linux_sigcontext {
38	u_int32_t	sc_trapno;
39	u_int32_t	sc_error_code;
40	linux_old_sigset_t	sc_mask;
41	u_int32_t	sc_r0;
42	u_int32_t	sc_r1;
43	u_int32_t	sc_r2;
44	u_int32_t	sc_r3;
45	u_int32_t	sc_r4;
46	u_int32_t	sc_r5;
47	u_int32_t	sc_r6;
48	u_int32_t	sc_r7;
49	u_int32_t	sc_r8;
50	u_int32_t	sc_r9;
51	u_int32_t	sc_r10;
52	u_int32_t	sc_r11;
53	u_int32_t	sc_r12;
54	u_int32_t	sc_sp;
55	u_int32_t	sc_lr;
56	u_int32_t	sc_pc;
57	u_int32_t	sc_cpsr;
58	u_int32_t	sc_fault_address;
59};
60
61/*
62 * We make the stack look like Linux expects it when calling a signal
63 * handler, but use the BSD way of calling the handler and sigreturn().
64 * This means that we need to pass the pointer to the handler too.
65 * It is appended to the frame to not interfere with the rest of it.
66 */
67
68struct linux_sigframe {
69	struct	linux_sigcontext sf_sc;
70	unsigned long	sf_extramask[LINUX__NSIG_WORDS - 1];
71};
72
73void linux_syscall_intern(struct proc *);
74
75#endif
76