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aa15f7df64
FreeBSD has never supported arm26, so remove comments about what trapframes look like for that platform. Noticed by: kevans Sponsored by: Netflix
138 lines
3.8 KiB
C
138 lines
3.8 KiB
C
/* $NetBSD: frame.h,v 1.5 2002/10/19 00:10:54 bjh21 Exp $ */
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/*-
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* SPDX-License-Identifier: BSD-4-Clause
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*
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* Copyright (c) 1994-1997 Mark Brinicombe.
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* Copyright (c) 1994 Brini.
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* All rights reserved.
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*
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* This code is derived from software written for Brini by Mark Brinicombe
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Brini.
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* 4. The name of the company nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* RiscBSD kernel project
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*
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* frame.h
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*
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* Stack frames structures
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*
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* Created : 30/09/94
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*
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* $FreeBSD$
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*
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*/
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#ifndef _MACHINE_FRAME_H_
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#define _MACHINE_FRAME_H_
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#ifndef _LOCORE
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#include <sys/signal.h>
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#include <sys/ucontext.h>
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/*
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* Trap frame. Pushed onto the kernel stack on a trap (synchronous exception).
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*/
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struct trapframe {
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register_t tf_spsr;
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register_t tf_r0;
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register_t tf_r1;
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register_t tf_r2;
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register_t tf_r3;
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register_t tf_r4;
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register_t tf_r5;
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register_t tf_r6;
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register_t tf_r7;
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register_t tf_r8;
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register_t tf_r9;
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register_t tf_r10;
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register_t tf_r11;
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register_t tf_r12;
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register_t tf_usr_sp;
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register_t tf_usr_lr;
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register_t tf_svc_sp;
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register_t tf_svc_lr;
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register_t tf_pc;
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register_t tf_pad;
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};
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/* Register numbers */
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#define tf_r13 tf_usr_sp
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#define tf_r14 tf_usr_lr
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#define tf_r15 tf_pc
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/*
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* Signal frame. Pushed onto user stack before calling sigcode.
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* The pointers are used in the trampoline code to locate the ucontext.
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*/
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struct sigframe {
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siginfo_t sf_si; /* actual saved siginfo */
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ucontext_t sf_uc; /* actual saved ucontext */
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mcontext_vfp_t sf_vfp; /* actual saved VFP context */
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};
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/*
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* Switch frame.
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*
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* It is important this is a multiple of 8 bytes so the stack is correctly
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* aligned when we create new threads.
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*/
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struct switchframe
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{
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register_t sf_r4;
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register_t sf_r5;
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register_t sf_r6;
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register_t sf_r7;
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register_t sf_r8;
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register_t sf_r9;
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register_t sf_r10;
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register_t sf_r11;
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register_t sf_r12;
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register_t sf_sp;
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register_t sf_lr;
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register_t sf_pc;
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register_t sf_tpidrurw;
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register_t sf_spare0;
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};
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/*
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* Stack frame. Used during stack traces (db_trace.c)
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*/
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struct frame {
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u_int fr_fp;
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u_int fr_sp;
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u_int fr_lr;
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u_int fr_pc;
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};
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#endif /* !_LOCORE */
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#endif /* _MACHINE_FRAME_H_ */
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