1 /* $NetBSD: frame.h,v 1.5 2002/10/19 00:10:54 bjh21 Exp $ */
4 * SPDX-License-Identifier: BSD-4-Clause
6 * Copyright (c) 1994-1997 Mark Brinicombe.
7 * Copyright (c) 1994 Brini.
10 * This code is derived from software written for Brini by Mark Brinicombe
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. All advertising materials mentioning features or use of this software
21 * must display the following acknowledgement:
22 * This product includes software developed by Brini.
23 * 4. The name of the company nor the name of the author may be used to
24 * endorse or promote products derived from this software without specific
25 * prior written permission.
27 * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
28 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
29 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
30 * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
31 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
32 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
33 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39 * RiscBSD kernel project
43 * Stack frames structures
51 #ifndef _MACHINE_FRAME_H_
52 #define _MACHINE_FRAME_H_
56 #include <sys/signal.h>
57 #include <sys/ucontext.h>
61 * Trap frame. Pushed onto the kernel stack on a trap (synchronous exception).
65 register_t tf_spsr; /* Zero on arm26 */
81 register_t tf_svc_sp; /* Not used on arm26 */
82 register_t tf_svc_lr; /* Not used on arm26 */
87 /* Register numbers */
88 #define tf_r13 tf_usr_sp
89 #define tf_r14 tf_usr_lr
93 * Signal frame. Pushed onto user stack before calling sigcode.
94 * The pointers are used in the trampoline code to locate the ucontext.
97 siginfo_t sf_si; /* actual saved siginfo */
98 ucontext_t sf_uc; /* actual saved ucontext */
99 mcontext_vfp_t sf_vfp; /* actual saved VFP context */
106 * It is important this is a multiple of 8 bytes so the stack is correctly
107 * aligned when we create new threads.
124 register_t sf_tpidrurw;
125 register_t sf_spare0;
131 * Stack frame. Used during stack traces (db_trace.c)
140 #endif /* !_LOCORE */
142 #endif /* _MACHINE_FRAME_H_ */