1 /*	$NetBSD: frame.h,v 1.17 2014/02/20 18:20:39 dsl Exp $	*/
2 
3 /*-
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Charles M. Hannum.
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 /*-
33  * Copyright (c) 1990 The Regents of the University of California.
34  * All rights reserved.
35  *
36  * This code is derived from software contributed to Berkeley by
37  * William Jolitz.
38  *
39  * Redistribution and use in source and binary forms, with or without
40  * modification, are permitted provided that the following conditions
41  * are met:
42  * 1. Redistributions of source code must retain the above copyright
43  *    notice, this list of conditions and the following disclaimer.
44  * 2. Redistributions in binary form must reproduce the above copyright
45  *    notice, this list of conditions and the following disclaimer in the
46  *    documentation and/or other materials provided with the distribution.
47  * 3. Neither the name of the University nor the names of its contributors
48  *    may be used to endorse or promote products derived from this software
49  *    without specific prior written permission.
50  *
51  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
52  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
53  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
54  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
55  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
56  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
57  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
58  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
59  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
60  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
61  * SUCH DAMAGE.
62  *
63  *	@(#)frame.h	5.2 (Berkeley) 1/18/91
64  */
65 
66 /*
67  * Adapted for NetBSD/amd64 by fvdl@wasabisystems.com
68  */
69 
70 #ifndef _AMD64_FRAME_H_
71 #define _AMD64_FRAME_H_
72 
73 #ifdef __x86_64__
74 
75 #include <sys/signal.h>
76 #include <sys/ucontext.h>
77 #include <machine/frame_regs.h>
78 
79 /*
80  * System stack frames.
81  */
82 
83 /*
84  * Exception/Trap Stack Frame
85  */
86 #define tf(reg, REG, idx) uint64_t tf_##reg;
87 struct trapframe {
88     _FRAME_REG(tf, tf)
89 };
90 #undef tf
91 
92 /*
93  * Interrupt stack frame
94  */
95 struct intrframe {
96 	uint64_t	if_ppl;		/* Old interrupt mask level */
97 	struct trapframe if_tf;
98 };
99 
100 /*
101  * Stack frame inside cpu_switchto()
102  */
103 struct switchframe {
104 	uint64_t	sf_r15;
105 	uint64_t	sf_r14;
106 	uint64_t	sf_r13;
107 	uint64_t	sf_r12;
108 	uint64_t	sf_rbx;
109 	uint64_t	sf_rip;
110 };
111 
112 /*
113  * Signal frame
114  */
115 struct sigframe_siginfo {
116 	uint64_t	sf_ra;		/* return address for handler */
117 	siginfo_t	sf_si;		/* actual saved siginfo */
118 	ucontext_t	sf_uc;		/* actual saved ucontext */
119 };
120 
121 #ifdef _KERNEL
122 struct lwp;
123 void buildcontext(struct lwp *, void *, void *);
124 #endif
125 
126 #else	/*	__x86_64__	*/
127 
128 #include <i386/frame.h>
129 
130 #endif	/*	__x86_64__	*/
131 
132 #endif  /* _AMD64_FRAME_H_ */
133