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[/] [openrisc/] [trunk/] [gnu-stable/] [gdb-7.2/] [include/] [os9k.h] - Blame information for rev 841

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1 330 jeremybenn
/* os9k.h  -  OS-9000 i386 module header definitions
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   Copyright 2000 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING.  If not, write to
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the Free Software Foundation, 51 Franklin Street - Fifth Floor,
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Boston, MA 02110-1301, USA.  */
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#if !defined(_MODULE_H)
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#define _MODULE_H
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#define _MPF386
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/* Size of common header less parity field.  */
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#define N_M_PARITY  (sizeof(mh_com)-sizeof(unisgned short))
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#define OLD_M_PARITY 46
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#define M_PARITY N_M_PARITY
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#ifdef _MPF68K
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#define MODSYNC 0x4afc          /* Module header sync code for 680x0 processors.  */
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#endif
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#ifdef _MPF386
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#define MODSYNC 0x4afc          /* Module header sync code for 80386 processors.  */
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#endif
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#define MODREV  1               /* Module format revision 1.  */
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#define CRCCON  0x800063        /* CRC polynomial constant.  */
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/* Module access permission values.  */
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#define MP_OWNER_READ   0x0001
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#define MP_OWNER_WRITE  0x0002
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#define MP_OWNER_EXEC   0x0004
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#define MP_GROUP_READ   0x0010
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#define MP_GROUP_WRITE  0x0020
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#define MP_GROUP_EXEC   0x0040
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#define MP_WORLD_READ   0x0100
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#define MP_WORLD_WRITE  0x0200
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#define MP_WORLD_EXEC   0x0400
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#define MP_WORLD_ACCESS 0x0777
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#define MP_OWNER_MASK   0x000f
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#define MP_GROUP_MASK   0x00f0
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#define MP_WORLD_MASK   0x0f00
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#define MP_SYSTM_MASK   0xf000
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/* Module Type/Language values.  */
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#define MT_ANY          0
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#define MT_PROGRAM      0x0001
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#define MT_SUBROUT      0x0002
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#define MT_MULTI        0x0003
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#define MT_DATA         0x0004
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#define MT_TRAPLIB      0x000b
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#define MT_SYSTEM       0x000c
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#define MT_FILEMAN      0x000d
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#define MT_DEVDRVR      0x000e 
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#define MT_DEVDESC      0x000f
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#define MT_MASK         0xff00
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#define ML_ANY          0
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#define ML_OBJECT       1
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#define ML_ICODE        2
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#define ML_PCODE        3
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#define ML_CCODE        4
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#define ML_CBLCODE      5
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#define ML_FRTNCODE     6
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#define ML_MASK         0x00ff
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#define mktypelang(type, lang)  (((type) << 8) | (lang))
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/* Module Attribute values.  */
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#define MA_REENT        0x80
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#define MA_GHOST        0x40
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#define MA_SUPER        0x20
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#define MA_MASK         0xff00
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#define MR_MASK         0x00ff
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#define mkattrevs(attr, revs)   (((attr) << 8) | (revs))
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#define m_user          m_owner.grp_usr.usr
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#define m_group         m_owner.grp_usr.grp
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#define m_group_user    m_owner.group_user
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/* Macro definitions for accessing module header fields.  */
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#define MODNAME(mod) ((u_char*)((u_char*)mod + ((Mh_com)mod)->m_name))
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#if 0
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/* Appears not to be used, and the u_int32 typedef is gone (because it
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   conflicted with a Mach header.  */
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#define MODSIZE(mod) ((u_int32)((Mh_com)mod)->m_size)
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#endif /* 0 */
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#define MHCOM_BYTES_SIZE 80
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#define N_BADMAG(a) (((a).a_info) != MODSYNC)
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typedef struct mh_com
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{
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  /* Sync bytes ($4afc).  */
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  unsigned char m_sync[2];
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  unsigned char m_sysrev[2];    /* System revision check value.  */
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  unsigned char m_size[4];      /* Module size.  */
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  unsigned char m_owner[4];     /* Group/user id.  */
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  unsigned char m_name[4];      /* Offset to module name.  */
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  unsigned char m_access[2];    /* Access permissions.  */
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  unsigned char m_tylan[2];     /* Type/lang.  */
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  unsigned char m_attrev[2];    /* Rev/attr.  */
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  unsigned char m_edit[2];      /* Edition.  */
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  unsigned char m_needs[4];     /* Module hardware requirements flags. (reserved).  */
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  unsigned char m_usage[4];     /* Comment string offset.  */
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  unsigned char m_symbol[4];    /* Symbol table offset.  */
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  unsigned char m_exec[4];      /* Offset to execution entry point.  */
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  unsigned char m_excpt[4];     /* Offset to exception entry point.  */
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  unsigned char m_data[4];      /* Data storage requirement.  */
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  unsigned char m_stack[4];     /* Stack size.  */
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  unsigned char m_idata[4];     /* Offset to initialized data.  */
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  unsigned char m_idref[4];     /* Offset to data reference lists.  */
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  unsigned char m_init[4];      /* Initialization routine offset.  */
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  unsigned char m_term[4];      /* Termination routine offset.  */
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  unsigned char m_ident[2];     /* Ident code for ident program.  */
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  char          m_spare[8];     /* Reserved bytes.  */
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  unsigned char m_parity[2];    /* Header parity.  */
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} mh_com,*Mh_com;
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/* Executable memory module.  */
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typedef mh_com *Mh_exec,mh_exec;
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/* Data memory module.  */
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typedef mh_com *Mh_data,mh_data;
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/* File manager memory module.  */
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typedef mh_com *Mh_fman,mh_fman;
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/* Device driver module.  */
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typedef mh_com *Mh_drvr,mh_drvr;
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/* Trap handler module.  */
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typedef mh_com mh_trap, *Mh_trap;
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/* Device descriptor module.  */
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typedef mh_com *Mh_dev,mh_dev;
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/* Configuration module.  */
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typedef mh_com *Mh_config, mh_config;
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#if 0 
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#if !defined(_MODDIR_H)
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/* Go get _os_fmod (and others).  */
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#include <moddir.h>
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#endif
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error_code _os_crc (void *, u_int32, int *);
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error_code _os_datmod (char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_data **);
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error_code _os_get_moddir (void *, u_int32 *);
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error_code _os_initdata (mh_com *, void *);
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error_code _os_link (char **, mh_com **, void **, u_int16 *, u_int16 *);
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error_code _os_linkm (mh_com *, void **, u_int16 *, u_int16 *);
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error_code _os_load (char *, mh_com **, void **, u_int32, u_int16 *, u_int16 *, u_int32);
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error_code _os_mkmodule (char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_com **, u_int32);
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error_code _os_modaddr (void *, mh_com **);
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error_code _os_setcrc (mh_com *);
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error_code _os_slink (u_int32, char *, void **, void **, mh_com **);
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error_code _os_slinkm (u_int32, mh_com *, void **, void **);
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error_code _os_unlink (mh_com *);
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error_code _os_unload (char *, u_int32);
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error_code _os_tlink (u_int32, char *, void **, mh_trap **, void *, u_int32);
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error_code _os_tlinkm (u_int32, mh_com *, void **, void *, u_int32);
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error_code _os_iodel (mh_com *);
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error_code _os_vmodul (mh_com *, mh_com *, u_int32);
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#endif /* 0 */
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#endif

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