1 /* $NetBSD: reg.h,v 1.11 2022/05/22 11:27:33 andvar Exp $ */ 2 3 /*- 4 * Copyright (c) 1990 The Regents of the University of California. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * William Jolitz. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)reg.h 5.5 (Berkeley) 1/18/91 35 */ 36 37 #ifndef _AMD64_REG_H_ 38 #define _AMD64_REG_H_ 39 40 #ifdef __x86_64__ 41 42 #include <x86/fpu.h> 43 #include <machine/mcontext.h> 44 45 /* 46 * Registers accessible to ptrace(2) syscall for debugger use. 47 * Same as mcontext.__gregs (except that is 'unsigned long'). 48 * NB this structure is no longer the same as 'struct trapframe', 49 * although the array indexes are defined in the same place. 50 */ 51 struct reg { 52 long regs[_NGREG]; 53 }; 54 55 struct fpreg { 56 struct fxsave fxstate; 57 }; 58 59 /* 60 * Debug Registers 61 * 62 * DR0-DR3 Debug Address Registers 63 * DR4-DR5 Reserved 64 * DR6 Debug Status Register 65 * DR7 Debug Control Register 66 * DR8-DR15 Reserved 67 */ 68 struct dbreg { 69 long dr[16]; 70 }; 71 72 #else /* __x86_64__ */ 73 74 #include <i386/reg.h> 75 76 #endif /* __x86_64__ */ 77 78 #endif /* !_AMD64_REG_H_ */ 79