source: trunk/src/binutils/include/os9k.h@ 2393

Last change on this file since 2393 was 10, checked in by bird, 23 years ago

Initial revision
  • Property cvs2svn:cvs-rev set to 1.1
  • Property svn:eol-style set to native
  • Property svn:executable set to *
File size: 5.9 KB
Line 
1/* os9k.h - OS-9000 i386 module header definitions
2 Copyright 2000 Free Software Foundation, Inc.
3
4This file is part of GNU CC.
5
6GNU CC is free software; you can redistribute it and/or modify
7it under the terms of the GNU General Public License as published by
8the Free Software Foundation; either version 2, or (at your option)
9any later version.
10
11GNU CC is distributed in the hope that it will be useful,
12but WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14GNU General Public License for more details.
15
16You should have received a copy of the GNU General Public License
17along with GNU CC; see the file COPYING. If not, write to
18the Free Software Foundation, 59 Temple Place - Suite 330,
19Boston, MA 02111-1307, USA. */
20
21
22#if !defined(_MODULE_H)
23#define _MODULE_H
24
25#define _MPF386
26
27/* Size of common header less parity field. */
28#define N_M_PARITY (sizeof(mh_com)-sizeof(unisgned short))
29#define OLD_M_PARITY 46
30#define M_PARITY N_M_PARITY
31
32#ifdef _MPF68K
33#define MODSYNC 0x4afc /* Module header sync code for 680x0 processors. */
34#endif
35
36#ifdef _MPF386
37#define MODSYNC 0x4afc /* Module header sync code for 80386 processors. */
38#endif
39
40#define MODREV 1 /* Module format revision 1. */
41#define CRCCON 0x800063 /* CRC polynomial constant. */
42
43/* Module access permission values. */
44#define MP_OWNER_READ 0x0001
45#define MP_OWNER_WRITE 0x0002
46#define MP_OWNER_EXEC 0x0004
47#define MP_GROUP_READ 0x0010
48#define MP_GROUP_WRITE 0x0020
49#define MP_GROUP_EXEC 0x0040
50#define MP_WORLD_READ 0x0100
51#define MP_WORLD_WRITE 0x0200
52#define MP_WORLD_EXEC 0x0400
53#define MP_WORLD_ACCESS 0x0777
54#define MP_OWNER_MASK 0x000f
55#define MP_GROUP_MASK 0x00f0
56#define MP_WORLD_MASK 0x0f00
57#define MP_SYSTM_MASK 0xf000
58
59/* Module Type/Language values. */
60#define MT_ANY 0
61#define MT_PROGRAM 0x0001
62#define MT_SUBROUT 0x0002
63#define MT_MULTI 0x0003
64#define MT_DATA 0x0004
65#define MT_TRAPLIB 0x000b
66#define MT_SYSTEM 0x000c
67#define MT_FILEMAN 0x000d
68#define MT_DEVDRVR 0x000e
69#define MT_DEVDESC 0x000f
70#define MT_MASK 0xff00
71
72#define ML_ANY 0
73#define ML_OBJECT 1
74#define ML_ICODE 2
75#define ML_PCODE 3
76#define ML_CCODE 4
77#define ML_CBLCODE 5
78#define ML_FRTNCODE 6
79#define ML_MASK 0x00ff
80
81#define mktypelang(type, lang) (((type) << 8) | (lang))
82
83/* Module Attribute values. */
84#define MA_REENT 0x80
85#define MA_GHOST 0x40
86#define MA_SUPER 0x20
87#define MA_MASK 0xff00
88#define MR_MASK 0x00ff
89
90#define mkattrevs(attr, revs) (((attr) << 8) | (revs))
91
92#define m_user m_owner.grp_usr.usr
93#define m_group m_owner.grp_usr.grp
94#define m_group_user m_owner.group_user
95
96/* Macro definitions for accessing module header fields. */
97#define MODNAME(mod) ((u_char*)((u_char*)mod + ((Mh_com)mod)->m_name))
98#if 0
99/* Appears not to be used, and the u_int32 typedef is gone (because it
100 conflicted with a Mach header. */
101#define MODSIZE(mod) ((u_int32)((Mh_com)mod)->m_size)
102#endif /* 0 */
103#define MHCOM_BYTES_SIZE 80
104#define N_BADMAG(a) (((a).a_info) != MODSYNC)
105
106typedef struct mh_com
107{
108 /* Sync bytes ($4afc). */
109 unsigned char m_sync[2];
110 unsigned char m_sysrev[2]; /* System revision check value. */
111 unsigned char m_size[4]; /* Module size. */
112 unsigned char m_owner[4]; /* Group/user id. */
113 unsigned char m_name[4]; /* Offset to module name. */
114 unsigned char m_access[2]; /* Access permissions. */
115 unsigned char m_tylan[2]; /* Type/lang. */
116 unsigned char m_attrev[2]; /* Rev/attr. */
117 unsigned char m_edit[2]; /* Edition. */
118 unsigned char m_needs[4]; /* Module hardware requirements flags. (reserved). */
119 unsigned char m_usage[4]; /* Comment string offset. */
120 unsigned char m_symbol[4]; /* Symbol table offset. */
121 unsigned char m_exec[4]; /* Offset to execution entry point. */
122 unsigned char m_excpt[4]; /* Offset to exception entry point. */
123 unsigned char m_data[4]; /* Data storage requirement. */
124 unsigned char m_stack[4]; /* Stack size. */
125 unsigned char m_idata[4]; /* Offset to initialized data. */
126 unsigned char m_idref[4]; /* Offset to data reference lists. */
127 unsigned char m_init[4]; /* Initialization routine offset. */
128 unsigned char m_term[4]; /* Termination routine offset. */
129 unsigned char m_ident[2]; /* Ident code for ident program. */
130 char m_spare[8]; /* Reserved bytes. */
131 unsigned char m_parity[2]; /* Header parity. */
132} mh_com,*Mh_com;
133
134/* Executable memory module. */
135typedef mh_com *Mh_exec,mh_exec;
136
137/* Data memory module. */
138typedef mh_com *Mh_data,mh_data;
139
140/* File manager memory module. */
141typedef mh_com *Mh_fman,mh_fman;
142
143/* Device driver module. */
144typedef mh_com *Mh_drvr,mh_drvr;
145
146/* Trap handler module. */
147typedef mh_com mh_trap, *Mh_trap;
148
149/* Device descriptor module. */
150typedef mh_com *Mh_dev,mh_dev;
151
152/* Configuration module. */
153typedef mh_com *Mh_config, mh_config;
154
155#if 0
156
157#if !defined(_MODDIR_H)
158/* Go get _os_fmod (and others). */
159#include <moddir.h>
160#endif
161
162error_code _os_crc (void *, u_int32, int *);
163error_code _os_datmod (char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_data **);
164error_code _os_get_moddir (void *, u_int32 *);
165error_code _os_initdata (mh_com *, void *);
166error_code _os_link (char **, mh_com **, void **, u_int16 *, u_int16 *);
167error_code _os_linkm (mh_com *, void **, u_int16 *, u_int16 *);
168error_code _os_load (char *, mh_com **, void **, u_int32, u_int16 *, u_int16 *, u_int32);
169error_code _os_mkmodule (char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_com **, u_int32);
170error_code _os_modaddr (void *, mh_com **);
171error_code _os_setcrc (mh_com *);
172error_code _os_slink (u_int32, char *, void **, void **, mh_com **);
173error_code _os_slinkm (u_int32, mh_com *, void **, void **);
174error_code _os_unlink (mh_com *);
175error_code _os_unload (char *, u_int32);
176error_code _os_tlink (u_int32, char *, void **, mh_trap **, void *, u_int32);
177error_code _os_tlinkm (u_int32, mh_com *, void **, void *, u_int32);
178error_code _os_iodel (mh_com *);
179error_code _os_vmodul (mh_com *, mh_com *, u_int32);
180#endif /* 0 */
181
182#endif
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