xref: /freebsd/sys/arm64/include/frame.h (revision ba3c1f5972d7b90feb6e6da47905ff2757e0fe57)
1 /*-
2  * Copyright (c) 2014 Andrew Turner
3  * Copyright (c) 2014 The FreeBSD Foundation
4  * All rights reserved.
5  *
6  * This software was developed by Andrew Turner under
7  * sponsorship from the FreeBSD Foundation.
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  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * $FreeBSD$
31  */
32 
33 #ifdef __arm__
34 #include <arm/frame.h>
35 #else /* !__arm__ */
36 
37 #ifndef _MACHINE_FRAME_H_
38 #define	_MACHINE_FRAME_H_
39 
40 #ifndef LOCORE
41 
42 #include <sys/signal.h>
43 #include <sys/ucontext.h>
44 
45 /*
46  * NOTE: keep this structure in sync with struct reg and struct mcontext.
47  */
48 struct trapframe {
49 	uint64_t tf_sp;
50 	uint64_t tf_lr;
51 	uint64_t tf_elr;
52 	uint64_t tf_spsr;
53 	uint64_t tf_esr;
54 	uint64_t tf_far;
55 	uint64_t tf_x[30];
56 };
57 
58 /*
59  * Signal frame, pushed onto the user stack.
60  */
61 struct sigframe {
62 	siginfo_t       sf_si;          /* actual saved siginfo */
63 	ucontext_t      sf_uc;          /* actual saved ucontext */
64 };
65 
66 /*
67  * There is no fixed frame layout, other than to be 16-byte aligned.
68  */
69 struct frame {
70 	int dummy;
71 };
72 
73 #ifdef COMPAT_FREEBSD32
74 struct sigframe32 {
75 	struct siginfo32		sf_si;
76 	ucontext32_t			sf_uc;
77 	mcontext32_vfp_t		sf_vfp;
78 };
79 #endif /* COMPAT_FREEBSD32 */
80 
81 #endif /* !LOCORE */
82 
83 #endif /* !_MACHINE_FRAME_H_ */
84 
85 #endif /* !__arm__ */
86