1 /* $NetBSD: ecoff_machdep.h,v 1.8 1997/07/07 19:37:33 jonathan Exp $ */ 2 3 /* 4 * Copyright (c) 1997 Jonathan Stone 5 * All rights reserved. 6 * 7 * Copyright (c) 1994 Adam Glass 8 * All rights reserved. 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. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by Adam Glass. 21 * 4. The name of the Author may not be used to endorse or promote products 22 * derived from this software without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY Adam Glass ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL Adam Glass BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37 #define ECOFF_LDPGSZ 4096 38 39 #define ECOFF_PAD 40 41 #define ECOFF_MACHDEP \ 42 u_long gprmask; \ 43 u_long cprmask[4]; \ 44 u_long gp_value 45 46 #define ECOFF_MAGIC_MIPSEL 0x0162 47 #define ECOFF_BADMAG(ep) ((ep)->f.f_magic != ECOFF_MAGIC_MIPSEL) 48 49 #define ECOFF_SEGMENT_ALIGNMENT(ep) ((ep)->a.vstamp < 23 ? 8 : 16) 50 51 extern void cpu_exec_ecoff_setregs __P(( 52 struct proc *, struct exec_package *, u_long, register_t *)); 53 54 55 /* 56 * ECOFF symbol definitions for 32-bit mips. 57 * XXX 64-bit (mips3?) may be different. 58 */ 59 struct ecoff_symhdr { 60 int16_t magic; 61 int16_t vstamp; 62 int32_t ilineMax; 63 int32_t cbLine; 64 int32_t cbLineOffset; 65 int32_t idnMax; 66 int32_t cbDnOffset; 67 int32_t ipdMax; 68 int32_t cbPdOffset; 69 int32_t isymMax; 70 int32_t cbSymOffset; 71 int32_t ioptMax; 72 int32_t cbOptOffset; 73 int32_t iauxMax; 74 int32_t cbAuxOffset; 75 int32_t issMax; 76 int32_t cbSsOffset; 77 int32_t issExtMax; 78 int32_t cbSsExtOffset; 79 int32_t ifdMax; 80 int32_t cbFdOffset; 81 int32_t crfd; 82 int32_t cbRfdOffset; 83 int32_t iextMax; 84 int32_t cbExtOffset; 85 }; 86 87 /* Macro for field name used by cgd's Alpha-derived code */ 88 #define esymMax iextMax 89 90 91 struct ecoff_extsym { 92 int32_t es_strindex; 93 int32_t es_value; 94 unsigned es_type:6; 95 unsigned es_class:5; 96 unsigned :1; 97 unsigned es_symauxindex:20; 98 }; 99 100 101