xref: /netbsd-src/sys/arch/amd64/include/frame.h (revision d48f14661dda8638fee055ba15d35bdfb29b9fa8)
1 /*	$NetBSD: frame.h,v 1.7 2005/12/11 12:16:25 christos 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  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /*-
40  * Copyright (c) 1990 The Regents of the University of California.
41  * All rights reserved.
42  *
43  * This code is derived from software contributed to Berkeley by
44  * William Jolitz.
45  *
46  * Redistribution and use in source and binary forms, with or without
47  * modification, are permitted provided that the following conditions
48  * are met:
49  * 1. Redistributions of source code must retain the above copyright
50  *    notice, this list of conditions and the following disclaimer.
51  * 2. Redistributions in binary form must reproduce the above copyright
52  *    notice, this list of conditions and the following disclaimer in the
53  *    documentation and/or other materials provided with the distribution.
54  * 3. Neither the name of the University nor the names of its contributors
55  *    may be used to endorse or promote products derived from this software
56  *    without specific prior written permission.
57  *
58  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
59  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
60  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
61  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
62  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
63  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
64  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
65  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
66  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
67  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
68  * SUCH DAMAGE.
69  *
70  *	@(#)frame.h	5.2 (Berkeley) 1/18/91
71  */
72 
73 /*
74  * Adapted for NetBSD/amd64 by fvdl@wasabisystems.com
75  */
76 
77 #ifndef _AMD64_FRAME_H_
78 #define _AMD64_FRAME_H_
79 
80 #include <sys/signal.h>
81 #include <machine/fpu.h>
82 
83 /*
84  * System stack frames.
85  */
86 
87 /*
88  * Exception/Trap Stack Frame
89  */
90 struct trapframe {
91 	uint64_t	tf_rdi;
92 	uint64_t	tf_rsi;
93 	uint64_t	tf_rdx;
94 	uint64_t	tf_rcx;
95 	uint64_t	tf_r8;
96 	uint64_t 	tf_r9;
97 	uint64_t	tf_r10;
98 	uint64_t 	tf_r11;
99 	uint64_t 	tf_r12;
100 	uint64_t 	tf_r13;
101 	uint64_t 	tf_r14;
102 	uint64_t 	tf_r15;
103 	uint64_t	tf_rbp;
104 	uint64_t	tf_rbx;
105 	uint64_t	tf_rax;
106 	uint64_t	tf_gs;
107 	uint64_t	tf_fs;
108 	uint64_t	tf_es;
109 	uint64_t	tf_ds;
110 	uint64_t	tf_trapno;
111 	/* below portion defined in hardware */
112 	uint64_t	tf_err;
113 	uint64_t	tf_rip;
114 	uint64_t	tf_cs;
115 	uint64_t	tf_rflags;
116 	/* These are pushed unconditionally on the x86-64 */
117 	uint64_t	tf_rsp;
118 	uint64_t	tf_ss;
119 };
120 
121 /*
122  * Interrupt stack frame
123  */
124 struct intrframe {
125 	uint64_t	if_ppl;
126 	uint64_t	if_rdi;
127 	uint64_t	if_rsi;
128 	uint64_t	if_rdx;
129 	uint64_t	if_rcx;
130 	uint64_t	if_r8;
131 	uint64_t	if_r9;
132 	uint64_t	if_r10;
133 	uint64_t	if_r11;
134 	uint64_t	if_r12;
135 	uint64_t	if_r13;
136 	uint64_t	if_r14;
137 	uint64_t	if_r15;
138 	uint64_t	if_rbp;
139 	uint64_t	if_rbx;
140 	uint64_t	if_rax;
141 	uint64_t	tf_gs;
142 	uint64_t	tf_fs;
143 	uint64_t	tf_es;
144 	uint64_t	tf_ds;
145 	u_int64_t __if_trapno; /* for compat with trap frame - trapno */
146 	u_int64_t __if_err;	/* for compat with trap frame - err */
147 	/* below portion defined in hardware */
148 	uint64_t	if_rip;
149 	uint64_t	if_cs;
150 	uint64_t	if_rflags;
151 	/* These are pushed unconditionally on the x86-64 */
152 	uint64_t	if_rsp;
153 	uint64_t	if_ss;
154 };
155 
156 /*
157  * Stack frame inside cpu_switch()
158  */
159 struct switchframe {
160 	uint64_t	sf_r15;
161 	uint64_t	sf_r14;
162 	uint64_t	sf_r13;
163 	uint64_t	sf_r12;
164 	uint64_t	sf_rbp;
165 	uint64_t	sf_rbx;
166 	uint64_t	sf_rip;
167 };
168 
169 /*
170  * Signal frame
171  */
172 struct sigframe_siginfo {
173 	uint64_t	sf_ra;		/* return address for handler */
174 	siginfo_t	sf_si;		/* actual saved siginfo */
175 	ucontext_t	sf_uc;		/* actual saved ucontext */
176 };
177 
178 #ifdef _KERNEL
179 void buildcontext(struct lwp *, void *, void *);
180 #endif
181 
182 #endif  /* _AMD64_FRAME_H_ */
183