unwind.h revision 117267 
1/*
2 * Copyright (c) 2003 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/ia64/include/unwind.h 117267 2003-07-05 23:21:58Z marcel $
27 */
28
29#ifndef _MACHINE_UNWIND_H_
30#define	_MACHINE_UNWIND_H_
31
32struct uwx_env;
33
34struct unw_regstate {
35	struct trapframe *frame;
36	struct uwx_env	*env;
37	uint64_t	keyval[8];
38};
39
40int unw_create(struct unw_regstate *s, struct trapframe *tf);
41void unw_delete(struct unw_regstate *s);
42int unw_step(struct unw_regstate *s);
43
44int unw_get_bsp(struct unw_regstate *s, uint64_t *r);
45int unw_get_cfm(struct unw_regstate *s, uint64_t *r);
46int unw_get_ip(struct unw_regstate *s, uint64_t *r);
47
48int unw_table_add(uint64_t, uint64_t, uint64_t);
49void unw_table_remove(uint64_t);
50
51#endif /* _MACHINE_UNWIND_H_ */
52