ecoff_machdep.h revision 1.11
1268899Sbapt/* $NetBSD: ecoff_machdep.h,v 1.11 1997/10/08 07:36:58 jonathan Exp $ */ 2234949Sbapt 3234949Sbapt/* 4234949Sbapt * Copyright (c) 1997 Jonathan Stone 5234949Sbapt * All rights reserved. 6234949Sbapt * 7234949Sbapt * Copyright (c) 1994 Adam Glass 8234949Sbapt * All rights reserved. 9234949Sbapt * 10234949Sbapt * Redistribution and use in source and binary forms, with or without 11234949Sbapt * modification, are permitted provided that the following conditions 12234949Sbapt * are met: 13234949Sbapt * 1. Redistributions of source code must retain the above copyright 14234949Sbapt * notice, this list of conditions and the following disclaimer. 15234949Sbapt * 2. Redistributions in binary form must reproduce the above copyright 16234949Sbapt * notice, this list of conditions and the following disclaimer in the 17234949Sbapt * documentation and/or other materials provided with the distribution. 18234949Sbapt * 3. All advertising materials mentioning features or use of this software 19234949Sbapt * must display the following acknowledgement: 20234949Sbapt * This product includes software developed by Adam Glass. 21234949Sbapt * 4. The name of the Author may not be used to endorse or promote products 22234949Sbapt * derived from this software without specific prior written permission. 23234949Sbapt * 24234949Sbapt * THIS SOFTWARE IS PROVIDED BY Adam Glass ``AS IS'' AND 25234949Sbapt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26234949Sbapt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27234949Sbapt * ARE DISCLAIMED. IN NO EVENT SHALL Adam Glass BE LIABLE 28234949Sbapt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29234949Sbapt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30234949Sbapt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31234949Sbapt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32234949Sbapt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33234949Sbapt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34234949Sbapt * SUCH DAMAGE. 35234949Sbapt */ 36234949Sbapt 37234949Sbapt#include <mips/cpu.h> /* mips CPU architecture levels */ 38234949Sbapt 39234949Sbapt#define ECOFF_LDPGSZ 4096 40234949Sbapt 41234949Sbapt#define ECOFF_PAD 42234949Sbapt 43234949Sbapt#define ECOFF_MACHDEP \ 44234949Sbapt u_long gprmask; \ 45234949Sbapt u_long cprmask[4]; \ 46234949Sbapt u_long gp_value 47234949Sbapt 48234949Sbapt#define ECOFF_MAGIC_MIPSEL 0x0162 /* mips1, little-endian */ 49234949Sbapt#define ECOFF_MAGIC_MIPSEL3 0x0142 /* mips3, little-endian */ 50234949Sbapt 51234949Sbapt#define ECOFF_BADMAG(ep) \ 52234949Sbapt (! \ 53234949Sbapt ((ep)->f.f_magic == ECOFF_MAGIC_MIPSEL || \ 54268899Sbapt (CPUISMIPS3 && (ep)->f.f_magic == ECOFF_MAGIC_MIPSEL3)) \ 55234949Sbapt ) 56268899Sbapt 57268899Sbapt 58234949Sbapt#define ECOFF_SEGMENT_ALIGNMENT(ep) ((ep)->a.vstamp < 23 ? 8 : 16) 59234949Sbapt 60234949Sbaptextern void cpu_exec_ecoff_setregs __P(( 61234949Sbapt struct proc *, struct exec_package *, u_long)); 62234949Sbapt 63234949Sbapt 64234949Sbapt/* 65234949Sbapt * ECOFF symbol definitions for 32-bit mips. 66234949Sbapt * XXX 64-bit (mips3?) may be different. 67234949Sbapt */ 68234949Sbaptstruct ecoff_symhdr { 69234949Sbapt int16_t magic; 70234949Sbapt int16_t vstamp; 71234949Sbapt int32_t ilineMax; 72234949Sbapt int32_t cbLine; 73234949Sbapt int32_t cbLineOffset; 74234949Sbapt int32_t idnMax; 75234949Sbapt int32_t cbDnOffset; 76234949Sbapt int32_t ipdMax; 77234949Sbapt int32_t cbPdOffset; 78234949Sbapt int32_t isymMax; 79234949Sbapt int32_t cbSymOffset; 80234949Sbapt int32_t ioptMax; 81234949Sbapt int32_t cbOptOffset; 82234949Sbapt int32_t iauxMax; 83234949Sbapt int32_t cbAuxOffset; 84234949Sbapt int32_t issMax; 85234949Sbapt int32_t cbSsOffset; 86234949Sbapt int32_t issExtMax; 87234949Sbapt int32_t cbSsExtOffset; 88234949Sbapt int32_t ifdMax; 89234949Sbapt int32_t cbFdOffset; 90234949Sbapt int32_t crfd; 91234949Sbapt int32_t cbRfdOffset; 92234949Sbapt int32_t iextMax; 93234949Sbapt int32_t cbExtOffset; 94234949Sbapt}; 95234949Sbapt 96234949Sbapt/* Macro for field name used by cgd's Alpha-derived code */ 97234949Sbapt#define esymMax iextMax 98234949Sbapt 99234949Sbapt 100234949Sbaptstruct ecoff_extsym { 101234949Sbapt u_int16_t es_flags; 102234949Sbapt u_int16_t es_ifd; 103234949Sbapt int32_t es_strindex; 104234949Sbapt int32_t es_value; 105234949Sbapt unsigned es_type:6; 106234949Sbapt unsigned es_class:5; 107234949Sbapt unsigned :1; 108234949Sbapt unsigned es_symauxindex:20; 109234949Sbapt}; 110234949Sbapt 111234949Sbapt 112234949Sbapt