xref: /openbsd/gnu/usr.bin/binutils/include/coff/m68k.h (revision d415bd75)
1 /* coff information for M68K
2 
3    Copyright 2001 Free Software Foundation, Inc.
4 
5    This program is free software; you can redistribute it and/or modify
6    it under the terms of the GNU General Public License as published by
7    the Free Software Foundation; either version 2 of the License, or
8    (at your option) any later version.
9 
10    This program is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13    GNU General Public License for more details.
14 
15    You should have received a copy of the GNU General Public License
16    along with this program; if not, write to the Free Software
17    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
18 
19 #ifndef GNU_COFF_M68K_H
20 #define GNU_COFF_M68K_H 1
21 
22 #define L_LNNO_SIZE 2
23 #include "coff/external.h"
24 
25 /* Motorola 68000/68008/68010/68020 */
26 #define	MC68MAGIC	0520
27 #define MC68KWRMAGIC	0520	/* writeable text segments */
28 #define	MC68TVMAGIC	0521
29 #define MC68KROMAGIC	0521	/* readonly shareable text segments */
30 #define MC68KPGMAGIC	0522	/* demand paged text segments */
31 #define	M68MAGIC	0210
32 #define	M68TVMAGIC	0211
33 
34 /* This is the magic of the Bull dpx/2 */
35 #define MC68KBCSMAGIC	0526
36 
37 /* This is Lynx's all-platform magic number for executables. */
38 
39 #define LYNXCOFFMAGIC	0415
40 
41 #define OMAGIC M68MAGIC
42 
43 /* This intentionally does not include MC68KBCSMAGIC; it only includes
44    magic numbers which imply that names do not have underscores.  */
45 #define M68KBADMAG(x) (((x).f_magic != MC68MAGIC) \
46                     && ((x).f_magic != MC68KWRMAGIC) \
47                     && ((x).f_magic != MC68TVMAGIC) \
48                     && ((x).f_magic != MC68KROMAGIC) \
49                     && ((x).f_magic != MC68KPGMAGIC) \
50                     && ((x).f_magic != M68MAGIC) \
51                     && ((x).f_magic != M68TVMAGIC) \
52                     && ((x).f_magic != LYNXCOFFMAGIC))
53 
54 /* Magic numbers for the a.out header.  */
55 
56 #define PAGEMAGICEXECSWAPPED  0407 /* executable (swapped) */
57 #define PAGEMAGICPEXECSWAPPED 0410 /* pure executable (swapped) */
58 #define PAGEMAGICPEXECTSHLIB  0443 /* pure executable (target shared library) */
59 #define PAGEMAGICPEXECPAGED   0413 /* pure executable (paged) */
60 
61 /********************** RELOCATION DIRECTIVES **********************/
62 
63 struct external_reloc
64 {
65   char r_vaddr[4];
66   char r_symndx[4];
67   char r_type[2];
68 #ifdef M68K_COFF_OFFSET
69   char r_offset[4];
70 #endif
71 };
72 
73 #define RELOC struct external_reloc
74 
75 #ifdef M68K_COFF_OFFSET
76 #define RELSZ 14
77 #else
78 #define RELSZ 10
79 #endif
80 
81 #endif /* GNU_COFF_M68K_H */
82