frame.h revision 190620 
1/*-
2 * Copyright (c) 2003 Peter Wemm.
3 * Copyright (c) 1990 The Regents of the University of California.
4 * All rights reserved.
5 *
6 * This code is derived from software contributed to Berkeley by
7 * William Jolitz.
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 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 *	from: @(#)frame.h	5.2 (Berkeley) 1/18/91
34 * $FreeBSD: head/sys/amd64/include/frame.h 190620 2009-04-01 13:09:26Z kib $
35 */
36
37#ifndef _MACHINE_FRAME_H_
38#define _MACHINE_FRAME_H_ 1
39
40/*
41 * System stack frames.
42 */
43
44/*
45 * Exception/Trap Stack Frame
46 *
47 * The ordering of this is specifically so that we can take first 6
48 * the syscall arguments directly from the beginning of the frame.
49 */
50
51struct trapframe {
52	register_t	tf_rdi;
53	register_t	tf_rsi;
54	register_t	tf_rdx;
55	register_t	tf_rcx;
56	register_t	tf_r8;
57	register_t	tf_r9;
58	register_t	tf_rax;
59	register_t	tf_rbx;
60	register_t	tf_rbp;
61	register_t	tf_r10;
62	register_t	tf_r11;
63	register_t	tf_r12;
64	register_t	tf_r13;
65	register_t	tf_r14;
66	register_t	tf_r15;
67	uint32_t	tf_trapno;
68	uint16_t	tf_fs;
69	uint16_t	tf_gs;
70	register_t	tf_addr;
71	uint32_t	tf_flags;
72	uint16_t	tf_es;
73	uint16_t	tf_ds;
74	/* below portion defined in hardware */
75	register_t	tf_err;
76	register_t	tf_rip;
77	register_t	tf_cs;
78	register_t	tf_rflags;
79	register_t	tf_rsp;
80	register_t	tf_ss;
81};
82
83#define	TF_HASSEGS	0x1
84/* #define	_MC_HASBASES	0x2 */
85
86#endif /* _MACHINE_FRAME_H_ */
87