/* $OpenBSD: frame.h,v 1.11 2024/01/31 06:06:28 guenther Exp $ */ /* $NetBSD: frame.h,v 1.1 2003/04/26 18:39:40 fvdl Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Charles M. Hannum. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /*- * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * * This code is derived from software contributed to Berkeley by * William Jolitz. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)frame.h 5.2 (Berkeley) 1/18/91 */ /* * Adapted for NetBSD/amd64 by fvdl@wasabisystems.com */ #ifndef _MACHINE_FRAME_H_ #define _MACHINE_FRAME_H_ #include #include /* * System stack frames. */ /* * Exception/Trap Stack Frame */ struct trapframe { int64_t tf_rdi; /* ordered by syscall args... */ int64_t tf_rsi; int64_t tf_rdx; int64_t tf_r10; int64_t tf_r8; int64_t tf_r9; /* ...to here */ int64_t tf_rcx; int64_t tf_r11; int64_t tf_r12; int64_t tf_r13; int64_t tf_r14; int64_t tf_r15; int64_t tf_err; /* not the hardware position */ int64_t tf_rbx; int64_t tf_rax; int64_t tf_trapno; int64_t tf_rbp; /* hardware puts err here, INTRENTRY() moves it up */ /* below portion defined in hardware */ int64_t tf_rip; int64_t tf_cs; int64_t tf_rflags; /* These are pushed unconditionally on the x86-64 */ int64_t tf_rsp; int64_t tf_ss; }; /* * Interrupt stack frame */ struct intrframe { int64_t if_rdi; int64_t if_rsi; int64_t if_rdx; int64_t if_r10; int64_t if_r8; int64_t if_r9; int64_t if_rcx; int64_t if_r11; int64_t if_r12; int64_t if_r13; int64_t if_r14; int64_t if_r15; int64_t if_err; /* IREENT_MAGIC if resume/recurse */ int64_t if_rbx; int64_t if_rax; int64_t if_ppl; /* previous priority level */ int64_t if_rbp; /* below portion defined in hardware */ int64_t if_rip; int64_t if_cs; int64_t if_rflags; /* These are pushed unconditionally on the x86-64 */ int64_t if_rsp; int64_t if_ss; }; /* * The trampoline frame used on the kernel stack page which is present * but kernel-only, in the page tables used when in userspace. This is * the minimum for iretq operation. */ struct iretq_frame { int64_t iretq_rip; int64_t iretq_cs; int64_t iretq_rflags; int64_t iretq_rsp; int64_t iretq_ss; }; /* * Stack frame inside cpu_switch() */ struct switchframe { int64_t sf_r15; int64_t sf_r14; int64_t sf_r13; int64_t sf_r12; int64_t sf_rbp; int64_t sf_rbx; int64_t sf_rip; }; struct callframe { struct callframe *f_frame; long f_retaddr; long f_arg0; }; #endif /* _MACHINE_FRAME_H_ */