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- /* os9k.h - OS-9000 i386 module header definitions
- Copyright (C) 2000-2022 Free Software Foundation, Inc.
- This file is part of GNU CC.
-
- GNU CC is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
- GNU CC is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with GNU CC; see the file COPYING. If not, write to
- the Free Software Foundation, 51 Franklin Street - Fifth Floor,
- Boston, MA 02110-1301, USA. */
- #if !defined(_MODULE_H)
- #define _MODULE_H
- #define _MPF386
- /* Size of common header less parity field. */
- #define N_M_PARITY (sizeof(mh_com)-sizeof(unisgned short))
- #define OLD_M_PARITY 46
- #define M_PARITY N_M_PARITY
- #ifdef _MPF68K
- #define MODSYNC 0x4afc /* Module header sync code for 680x0 processors. */
- #endif
- #ifdef _MPF386
- #define MODSYNC 0x4afc /* Module header sync code for 80386 processors. */
- #endif
- #define MODREV 1 /* Module format revision 1. */
- #define CRCCON 0x800063 /* CRC polynomial constant. */
- /* Module access permission values. */
- #define MP_OWNER_READ 0x0001
- #define MP_OWNER_WRITE 0x0002
- #define MP_OWNER_EXEC 0x0004
- #define MP_GROUP_READ 0x0010
- #define MP_GROUP_WRITE 0x0020
- #define MP_GROUP_EXEC 0x0040
- #define MP_WORLD_READ 0x0100
- #define MP_WORLD_WRITE 0x0200
- #define MP_WORLD_EXEC 0x0400
- #define MP_WORLD_ACCESS 0x0777
- #define MP_OWNER_MASK 0x000f
- #define MP_GROUP_MASK 0x00f0
- #define MP_WORLD_MASK 0x0f00
- #define MP_SYSTM_MASK 0xf000
- /* Module Type/Language values. */
- #define MT_ANY 0
- #define MT_PROGRAM 0x0001
- #define MT_SUBROUT 0x0002
- #define MT_MULTI 0x0003
- #define MT_DATA 0x0004
- #define MT_TRAPLIB 0x000b
- #define MT_SYSTEM 0x000c
- #define MT_FILEMAN 0x000d
- #define MT_DEVDRVR 0x000e
- #define MT_DEVDESC 0x000f
- #define MT_MASK 0xff00
- #define ML_ANY 0
- #define ML_OBJECT 1
- #define ML_ICODE 2
- #define ML_PCODE 3
- #define ML_CCODE 4
- #define ML_CBLCODE 5
- #define ML_FRTNCODE 6
- #define ML_MASK 0x00ff
- #define mktypelang(type, lang) (((type) << 8) | (lang))
- /* Module Attribute values. */
- #define MA_REENT 0x80
- #define MA_GHOST 0x40
- #define MA_SUPER 0x20
- #define MA_MASK 0xff00
- #define MR_MASK 0x00ff
- #define mkattrevs(attr, revs) (((attr) << 8) | (revs))
- #define m_user m_owner.grp_usr.usr
- #define m_group m_owner.grp_usr.grp
- #define m_group_user m_owner.group_user
- /* Macro definitions for accessing module header fields. */
- #define MODNAME(mod) ((u_char*)((u_char*)mod + ((Mh_com)mod)->m_name))
- #if 0
- /* Appears not to be used, and the u_int32 typedef is gone (because it
- conflicted with a Mach header. */
- #define MODSIZE(mod) ((u_int32)((Mh_com)mod)->m_size)
- #endif /* 0 */
- #define MHCOM_BYTES_SIZE 80
- #define N_BADMAG(a) (((a)->a_info) != MODSYNC)
- typedef struct mh_com
- {
- /* Sync bytes ($4afc). */
- unsigned char m_sync[2];
- unsigned char m_sysrev[2]; /* System revision check value. */
- unsigned char m_size[4]; /* Module size. */
- unsigned char m_owner[4]; /* Group/user id. */
- unsigned char m_name[4]; /* Offset to module name. */
- unsigned char m_access[2]; /* Access permissions. */
- unsigned char m_tylan[2]; /* Type/lang. */
- unsigned char m_attrev[2]; /* Rev/attr. */
- unsigned char m_edit[2]; /* Edition. */
- unsigned char m_needs[4]; /* Module hardware requirements flags. (reserved). */
- unsigned char m_usage[4]; /* Comment string offset. */
- unsigned char m_symbol[4]; /* Symbol table offset. */
- unsigned char m_exec[4]; /* Offset to execution entry point. */
- unsigned char m_excpt[4]; /* Offset to exception entry point. */
- unsigned char m_data[4]; /* Data storage requirement. */
- unsigned char m_stack[4]; /* Stack size. */
- unsigned char m_idata[4]; /* Offset to initialized data. */
- unsigned char m_idref[4]; /* Offset to data reference lists. */
- unsigned char m_init[4]; /* Initialization routine offset. */
- unsigned char m_term[4]; /* Termination routine offset. */
- unsigned char m_ident[2]; /* Ident code for ident program. */
- char m_spare[8]; /* Reserved bytes. */
- unsigned char m_parity[2]; /* Header parity. */
- } mh_com,*Mh_com;
- /* Executable memory module. */
- typedef mh_com *Mh_exec,mh_exec;
- /* Data memory module. */
- typedef mh_com *Mh_data,mh_data;
- /* File manager memory module. */
- typedef mh_com *Mh_fman,mh_fman;
- /* Device driver module. */
- typedef mh_com *Mh_drvr,mh_drvr;
- /* Trap handler module. */
- typedef mh_com mh_trap, *Mh_trap;
- /* Device descriptor module. */
- typedef mh_com *Mh_dev,mh_dev;
- /* Configuration module. */
- typedef mh_com *Mh_config, mh_config;
- #if 0
- #if !defined(_MODDIR_H)
- /* Go get _os_fmod (and others). */
- #include <moddir.h>
- #endif
- error_code _os_crc (void *, u_int32, int *);
- error_code _os_datmod (char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_data **);
- error_code _os_get_moddir (void *, u_int32 *);
- error_code _os_initdata (mh_com *, void *);
- error_code _os_link (char **, mh_com **, void **, u_int16 *, u_int16 *);
- error_code _os_linkm (mh_com *, void **, u_int16 *, u_int16 *);
- error_code _os_load (char *, mh_com **, void **, u_int32, u_int16 *, u_int16 *, u_int32);
- error_code _os_mkmodule (char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_com **, u_int32);
- error_code _os_modaddr (void *, mh_com **);
- error_code _os_setcrc (mh_com *);
- error_code _os_slink (u_int32, char *, void **, void **, mh_com **);
- error_code _os_slinkm (u_int32, mh_com *, void **, void **);
- error_code _os_unlink (mh_com *);
- error_code _os_unload (char *, u_int32);
- error_code _os_tlink (u_int32, char *, void **, mh_trap **, void *, u_int32);
- error_code _os_tlinkm (u_int32, mh_com *, void **, void *, u_int32);
- error_code _os_iodel (mh_com *);
- error_code _os_vmodul (mh_com *, mh_com *, u_int32);
- #endif /* 0 */
- #endif
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