1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 * 22 */ 23 /* 24 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 25 * Use is subject to license terms. 26 */ 27 28 /* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */ 29 30 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 31 /* All Rights Reserved */ 32 33 #ifndef _REGSET_H 34 #define _REGSET_H 35 36 /* 37 * #pragma ident "@(#)regset.h 1.11 05/06/08 SMI" 38 */ 39 40 #ifdef __cplusplus 41 extern "C" { 42 #endif 43 44 /* 45 * The names and offsets defined here should be specified by the 46 * AMD64 ABI suppl. 47 * 48 * We make fsbase and gsbase part of the lwp context (since they're 49 * the only way to access the full 64-bit address range via the segment 50 * registers) and thus belong here too. However we treat them as 51 * read-only; if %fs or %gs are updated, the results of the descriptor 52 * table lookup that those updates implicitly cause will be reflected 53 * in the corresponding fsbase and/or gsbase values the next time the 54 * context can be inspected. However it is NOT possible to override 55 * the fsbase/gsbase settings via this interface. 56 * 57 * Direct modification of the base registers (thus overriding the 58 * descriptor table base address) can be achieved with _lwp_setprivate. 59 */ 60 61 #define REG_GSBASE 27 62 #define REG_FSBASE 26 63 #define REG_SS 25 64 #define REG_RSP 24 65 #define REG_RFL 23 66 #define REG_CS 22 67 #define REG_RIP 21 68 #define REG_DS 20 69 #define REG_ES 19 70 #define REG_ERR 18 71 #define REG_GS 17 72 #define REG_FS 16 73 #define REG_TRAPNO 15 74 #define REG_RAX 14 75 #define REG_RCX 13 76 #define REG_RDX 12 77 #define REG_RBX 11 78 #define REG_RBP 10 79 #define REG_RSI 9 80 #define REG_RDI 8 81 #define REG_R8 7 82 #define REG_R9 6 83 #define REG_R10 5 84 #define REG_R11 4 85 #define REG_R12 3 86 #define REG_R13 2 87 #define REG_R14 1 88 #define REG_R15 0 89 90 /* 91 * The names and offsets defined here are specified by i386 ABI suppl. 92 */ 93 94 #define GS 18 95 #define SS 17 /* only stored on a privilege transition */ 96 #define UESP 16 /* only stored on a privilege transition */ 97 #define EFL 15 98 #define CS 14 99 #define EIP 13 100 #define ERR 12 101 #define TRAPNO 11 102 #define EAX 10 103 #define ECX 9 104 #define EDX 8 105 #define EBX 7 106 #define ESP 6 107 #define EBP 5 108 #define ESI 4 109 #define EDI 3 110 #define DS 2 111 #define ES 1 112 #define FS 0 113 114 #define REG_PC EIP 115 #define REG_FP EBP 116 #define REG_SP UESP 117 #define REG_PS EFL 118 #define REG_R0 EAX 119 #define REG_R1 EDX 120 121 #ifdef __cplusplus 122 } 123 #endif 124 125 #endif /* _REGSET_H */ 126