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: releng/10.3/sys/ia64/include/unwind.h 139790 2005-01-06 22:18:23Z imp $ 27 */ 28 29#ifndef _MACHINE_UNWIND_H_ 30#define _MACHINE_UNWIND_H_ 31 32struct pcb; 33struct trapframe; 34struct uwx_env; 35 36struct unw_regstate { 37 struct pcb *pcb; 38 struct trapframe *frame; 39 struct uwx_env *env; 40 uint64_t keyval[8]; 41}; 42 43int unw_create_from_pcb(struct unw_regstate *s, struct pcb *pcb); 44int unw_create_from_frame(struct unw_regstate *s, struct trapframe *tf); 45void unw_delete(struct unw_regstate *s); 46int unw_step(struct unw_regstate *s); 47 48int unw_get_bsp(struct unw_regstate *s, uint64_t *r); 49int unw_get_cfm(struct unw_regstate *s, uint64_t *r); 50int unw_get_ip(struct unw_regstate *s, uint64_t *r); 51int unw_get_sp(struct unw_regstate *s, uint64_t *r); 52 53int unw_table_add(uint64_t, uint64_t, uint64_t); 54void unw_table_remove(uint64_t); 55 56#endif /* _MACHINE_UNWIND_H_ */ 57