/* $OpenBSD: reg.h,v 1.4 2003/09/08 21:49:12 mickey Exp $ */ /* $NetBSD: reg.h,v 1.14 1995/10/11 04:20:24 mycroft Exp $ */ /*- * 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. * * @(#)reg.h 5.5 (Berkeley) 1/18/91 */ #ifndef _I386_REG_H_ #define _I386_REG_H_ /* * Location of the users' stored * registers within appropriate frame of 'trap' and 'syscall', relative to * base of stack frame. * Normal usage is u.u_ar0[XX] in kernel. */ /* When referenced during a trap/exception, registers are at these offsets */ #define tES (0) #define tDS (1) #define tEDI (2) #define tESI (3) #define tEBP (4) #define tEBX (5) #define tEDX (6) #define tECX (7) #define tEAX (8) #define tEIP (11) #define tCS (12) #define tEFLAGS (13) #define tESP (14) #define tSS (15) /* * Registers accessible to ptrace(2) syscall for debugger * The machine-dependent code for PT_{SET,GET}REGS needs to * use whichver order, defined above, is correct, so that it * is all invisible to the user. */ struct reg { int r_eax; int r_ecx; int r_edx; int r_ebx; int r_esp; int r_ebp; int r_esi; int r_edi; int r_eip; int r_eflags; int r_cs; int r_ss; int r_ds; int r_es; int r_fs; int r_gs; }; struct fpreg { /* * XXX * Fill this in with real info. */ char __data[116]; }; #endif /* !_I386_REG_H_ */