174 lines
5.3 KiB
C
174 lines
5.3 KiB
C
/* $OpenBSD: frame.h,v 1.11 2024/01/31 06:06:28 guenther Exp $ */
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/* $NetBSD: frame.h,v 1.1 2003/04/26 18:39:40 fvdl Exp $ */
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Charles M. Hannum.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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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. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR 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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* @(#)frame.h 5.2 (Berkeley) 1/18/91
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*/
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/*
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* Adapted for NetBSD/amd64 by fvdl@wasabisystems.com
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*/
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#ifndef _MACHINE_FRAME_H_
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#define _MACHINE_FRAME_H_
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#include <sys/signal.h>
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#include <machine/fpu.h>
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/*
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* System stack frames.
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*/
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/*
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* Exception/Trap Stack Frame
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*/
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struct trapframe {
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int64_t tf_rdi; /* ordered by syscall args... */
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int64_t tf_rsi;
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int64_t tf_rdx;
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int64_t tf_r10;
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int64_t tf_r8;
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int64_t tf_r9; /* ...to here */
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int64_t tf_rcx;
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int64_t tf_r11;
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int64_t tf_r12;
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int64_t tf_r13;
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int64_t tf_r14;
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int64_t tf_r15;
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int64_t tf_err; /* not the hardware position */
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int64_t tf_rbx;
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int64_t tf_rax;
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int64_t tf_trapno;
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int64_t tf_rbp; /* hardware puts err here, INTRENTRY() moves it up */
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/* below portion defined in hardware */
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int64_t tf_rip;
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int64_t tf_cs;
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int64_t tf_rflags;
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/* These are pushed unconditionally on the x86-64 */
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int64_t tf_rsp;
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int64_t tf_ss;
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};
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/*
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* Interrupt stack frame
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*/
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struct intrframe {
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int64_t if_rdi;
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int64_t if_rsi;
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int64_t if_rdx;
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int64_t if_r10;
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int64_t if_r8;
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int64_t if_r9;
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int64_t if_rcx;
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int64_t if_r11;
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int64_t if_r12;
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int64_t if_r13;
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int64_t if_r14;
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int64_t if_r15;
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int64_t if_err; /* IREENT_MAGIC if resume/recurse */
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int64_t if_rbx;
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int64_t if_rax;
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int64_t if_ppl; /* previous priority level */
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int64_t if_rbp;
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/* below portion defined in hardware */
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int64_t if_rip;
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int64_t if_cs;
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int64_t if_rflags;
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/* These are pushed unconditionally on the x86-64 */
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int64_t if_rsp;
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int64_t if_ss;
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};
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/*
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* The trampoline frame used on the kernel stack page which is present
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* but kernel-only, in the page tables used when in userspace. This is
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* the minimum for iretq operation.
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*/
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struct iretq_frame {
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int64_t iretq_rip;
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int64_t iretq_cs;
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int64_t iretq_rflags;
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int64_t iretq_rsp;
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int64_t iretq_ss;
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};
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/*
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* Stack frame inside cpu_switch()
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*/
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struct switchframe {
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int64_t sf_r15;
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int64_t sf_r14;
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int64_t sf_r13;
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int64_t sf_r12;
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int64_t sf_rbp;
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int64_t sf_rbx;
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int64_t sf_rip;
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};
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struct callframe {
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struct callframe *f_frame;
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long f_retaddr;
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long f_arg0;
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};
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#endif /* _MACHINE_FRAME_H_ */
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