1130812Smarcel/* os9k.h - OS-9000 i386 module header definitions 2130812Smarcel Copyright 2000 Free Software Foundation, Inc. 3130812Smarcel 4130812SmarcelThis file is part of GNU CC. 5130812Smarcel 6130812SmarcelGNU CC is free software; you can redistribute it and/or modify 7130812Smarcelit under the terms of the GNU General Public License as published by 8130812Smarcelthe Free Software Foundation; either version 2, or (at your option) 9130812Smarcelany later version. 10130812Smarcel 11130812SmarcelGNU CC is distributed in the hope that it will be useful, 12130812Smarcelbut WITHOUT ANY WARRANTY; without even the implied warranty of 13130812SmarcelMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14130812SmarcelGNU General Public License for more details. 15130812Smarcel 16130812SmarcelYou should have received a copy of the GNU General Public License 17130812Smarcelalong with GNU CC; see the file COPYING. If not, write to 18130812Smarcelthe Free Software Foundation, 59 Temple Place - Suite 330, 19130812SmarcelBoston, MA 02111-1307, USA. */ 20130812Smarcel 21130812Smarcel#if !defined(_MODULE_H) 22130812Smarcel#define _MODULE_H 23130812Smarcel 24130812Smarcel#define _MPF386 25130812Smarcel 26130812Smarcel/* Size of common header less parity field. */ 27130812Smarcel#define N_M_PARITY (sizeof(mh_com)-sizeof(unisgned short)) 28130812Smarcel#define OLD_M_PARITY 46 29130812Smarcel#define M_PARITY N_M_PARITY 30130812Smarcel 31130812Smarcel#ifdef _MPF68K 32130812Smarcel#define MODSYNC 0x4afc /* Module header sync code for 680x0 processors. */ 33130812Smarcel#endif 34130812Smarcel 35130812Smarcel#ifdef _MPF386 36130812Smarcel#define MODSYNC 0x4afc /* Module header sync code for 80386 processors. */ 37130812Smarcel#endif 38130812Smarcel 39130812Smarcel#define MODREV 1 /* Module format revision 1. */ 40130812Smarcel#define CRCCON 0x800063 /* CRC polynomial constant. */ 41130812Smarcel 42130812Smarcel/* Module access permission values. */ 43130812Smarcel#define MP_OWNER_READ 0x0001 44130812Smarcel#define MP_OWNER_WRITE 0x0002 45130812Smarcel#define MP_OWNER_EXEC 0x0004 46130812Smarcel#define MP_GROUP_READ 0x0010 47130812Smarcel#define MP_GROUP_WRITE 0x0020 48130812Smarcel#define MP_GROUP_EXEC 0x0040 49130812Smarcel#define MP_WORLD_READ 0x0100 50130812Smarcel#define MP_WORLD_WRITE 0x0200 51130812Smarcel#define MP_WORLD_EXEC 0x0400 52130812Smarcel#define MP_WORLD_ACCESS 0x0777 53130812Smarcel#define MP_OWNER_MASK 0x000f 54130812Smarcel#define MP_GROUP_MASK 0x00f0 55130812Smarcel#define MP_WORLD_MASK 0x0f00 56130812Smarcel#define MP_SYSTM_MASK 0xf000 57130812Smarcel 58130812Smarcel/* Module Type/Language values. */ 59130812Smarcel#define MT_ANY 0 60130812Smarcel#define MT_PROGRAM 0x0001 61130812Smarcel#define MT_SUBROUT 0x0002 62130812Smarcel#define MT_MULTI 0x0003 63130812Smarcel#define MT_DATA 0x0004 64130812Smarcel#define MT_TRAPLIB 0x000b 65130812Smarcel#define MT_SYSTEM 0x000c 66130812Smarcel#define MT_FILEMAN 0x000d 67130812Smarcel#define MT_DEVDRVR 0x000e 68130812Smarcel#define MT_DEVDESC 0x000f 69130812Smarcel#define MT_MASK 0xff00 70130812Smarcel 71130812Smarcel#define ML_ANY 0 72130812Smarcel#define ML_OBJECT 1 73130812Smarcel#define ML_ICODE 2 74130812Smarcel#define ML_PCODE 3 75130812Smarcel#define ML_CCODE 4 76130812Smarcel#define ML_CBLCODE 5 77130812Smarcel#define ML_FRTNCODE 6 78130812Smarcel#define ML_MASK 0x00ff 79130812Smarcel 80130812Smarcel#define mktypelang(type, lang) (((type) << 8) | (lang)) 81130812Smarcel 82130812Smarcel/* Module Attribute values. */ 83130812Smarcel#define MA_REENT 0x80 84130812Smarcel#define MA_GHOST 0x40 85130812Smarcel#define MA_SUPER 0x20 86130812Smarcel#define MA_MASK 0xff00 87130812Smarcel#define MR_MASK 0x00ff 88130812Smarcel 89130812Smarcel#define mkattrevs(attr, revs) (((attr) << 8) | (revs)) 90130812Smarcel 91130812Smarcel#define m_user m_owner.grp_usr.usr 92130812Smarcel#define m_group m_owner.grp_usr.grp 93130812Smarcel#define m_group_user m_owner.group_user 94130812Smarcel 95130812Smarcel/* Macro definitions for accessing module header fields. */ 96130812Smarcel#define MODNAME(mod) ((u_char*)((u_char*)mod + ((Mh_com)mod)->m_name)) 97130812Smarcel#if 0 98130812Smarcel/* Appears not to be used, and the u_int32 typedef is gone (because it 99130812Smarcel conflicted with a Mach header. */ 100130812Smarcel#define MODSIZE(mod) ((u_int32)((Mh_com)mod)->m_size) 101130812Smarcel#endif /* 0 */ 102130812Smarcel#define MHCOM_BYTES_SIZE 80 103130812Smarcel#define N_BADMAG(a) (((a).a_info) != MODSYNC) 104130812Smarcel 105130812Smarceltypedef struct mh_com 106130812Smarcel{ 107130812Smarcel /* Sync bytes ($4afc). */ 108130812Smarcel unsigned char m_sync[2]; 109130812Smarcel unsigned char m_sysrev[2]; /* System revision check value. */ 110130812Smarcel unsigned char m_size[4]; /* Module size. */ 111130812Smarcel unsigned char m_owner[4]; /* Group/user id. */ 112130812Smarcel unsigned char m_name[4]; /* Offset to module name. */ 113130812Smarcel unsigned char m_access[2]; /* Access permissions. */ 114130812Smarcel unsigned char m_tylan[2]; /* Type/lang. */ 115130812Smarcel unsigned char m_attrev[2]; /* Rev/attr. */ 116130812Smarcel unsigned char m_edit[2]; /* Edition. */ 117130812Smarcel unsigned char m_needs[4]; /* Module hardware requirements flags. (reserved). */ 118130812Smarcel unsigned char m_usage[4]; /* Comment string offset. */ 119130812Smarcel unsigned char m_symbol[4]; /* Symbol table offset. */ 120130812Smarcel unsigned char m_exec[4]; /* Offset to execution entry point. */ 121130812Smarcel unsigned char m_excpt[4]; /* Offset to exception entry point. */ 122130812Smarcel unsigned char m_data[4]; /* Data storage requirement. */ 123130812Smarcel unsigned char m_stack[4]; /* Stack size. */ 124130812Smarcel unsigned char m_idata[4]; /* Offset to initialized data. */ 125130812Smarcel unsigned char m_idref[4]; /* Offset to data reference lists. */ 126130812Smarcel unsigned char m_init[4]; /* Initialization routine offset. */ 127130812Smarcel unsigned char m_term[4]; /* Termination routine offset. */ 128130812Smarcel unsigned char m_ident[2]; /* Ident code for ident program. */ 129130812Smarcel char m_spare[8]; /* Reserved bytes. */ 130130812Smarcel unsigned char m_parity[2]; /* Header parity. */ 131130812Smarcel} mh_com,*Mh_com; 132130812Smarcel 133130812Smarcel/* Executable memory module. */ 134130812Smarceltypedef mh_com *Mh_exec,mh_exec; 135130812Smarcel 136130812Smarcel/* Data memory module. */ 137130812Smarceltypedef mh_com *Mh_data,mh_data; 138130812Smarcel 139130812Smarcel/* File manager memory module. */ 140130812Smarceltypedef mh_com *Mh_fman,mh_fman; 141130812Smarcel 142130812Smarcel/* Device driver module. */ 143130812Smarceltypedef mh_com *Mh_drvr,mh_drvr; 144130812Smarcel 145130812Smarcel/* Trap handler module. */ 146130812Smarceltypedef mh_com mh_trap, *Mh_trap; 147130812Smarcel 148130812Smarcel/* Device descriptor module. */ 149130812Smarceltypedef mh_com *Mh_dev,mh_dev; 150130812Smarcel 151130812Smarcel/* Configuration module. */ 152130812Smarceltypedef mh_com *Mh_config, mh_config; 153130812Smarcel 154130812Smarcel#if 0 155130812Smarcel 156130812Smarcel#if !defined(_MODDIR_H) 157130812Smarcel/* Go get _os_fmod (and others). */ 158130812Smarcel#include <moddir.h> 159130812Smarcel#endif 160130812Smarcel 161130812Smarcelerror_code _os_crc (void *, u_int32, int *); 162130812Smarcelerror_code _os_datmod (char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_data **); 163130812Smarcelerror_code _os_get_moddir (void *, u_int32 *); 164130812Smarcelerror_code _os_initdata (mh_com *, void *); 165130812Smarcelerror_code _os_link (char **, mh_com **, void **, u_int16 *, u_int16 *); 166130812Smarcelerror_code _os_linkm (mh_com *, void **, u_int16 *, u_int16 *); 167130812Smarcelerror_code _os_load (char *, mh_com **, void **, u_int32, u_int16 *, u_int16 *, u_int32); 168130812Smarcelerror_code _os_mkmodule (char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_com **, u_int32); 169130812Smarcelerror_code _os_modaddr (void *, mh_com **); 170130812Smarcelerror_code _os_setcrc (mh_com *); 171130812Smarcelerror_code _os_slink (u_int32, char *, void **, void **, mh_com **); 172130812Smarcelerror_code _os_slinkm (u_int32, mh_com *, void **, void **); 173130812Smarcelerror_code _os_unlink (mh_com *); 174130812Smarcelerror_code _os_unload (char *, u_int32); 175130812Smarcelerror_code _os_tlink (u_int32, char *, void **, mh_trap **, void *, u_int32); 176130812Smarcelerror_code _os_tlinkm (u_int32, mh_com *, void **, void *, u_int32); 177130812Smarcelerror_code _os_iodel (mh_com *); 178130812Smarcelerror_code _os_vmodul (mh_com *, mh_com *, u_int32); 179130812Smarcel#endif /* 0 */ 180130812Smarcel 181130812Smarcel#endif 182