1 /* coff information for M68K
2 
3    Copyright (C) 2001-2016 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 3 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., 51 Franklin Street - Fifth Floor, Boston,
18    MA 02110-1301, USA.  */
19 
20 #ifndef GNU_COFF_M68K_H
21 #define GNU_COFF_M68K_H 1
22 
23 #define L_LNNO_SIZE 2
24 #include "coff/external.h"
25 
26 /* Motorola 68000/68008/68010/68020 */
27 #define	MC68MAGIC	0520
28 #define MC68KWRMAGIC	0520	/* writeable text segments */
29 #define	MC68TVMAGIC	0521
30 #define MC68KROMAGIC	0521	/* readonly shareable text segments */
31 #define MC68KPGMAGIC	0522	/* demand paged text segments */
32 #define	M68MAGIC	0210
33 #define	M68TVMAGIC	0211
34 
35 /* This is the magic of the Bull dpx/2 */
36 #define MC68KBCSMAGIC	0526
37 
38 /* This is Lynx's all-platform magic number for executables. */
39 
40 #define LYNXCOFFMAGIC	0415
41 
42 #define OMAGIC M68MAGIC
43 
44 /* This intentionally does not include MC68KBCSMAGIC; it only includes
45    magic numbers which imply that names do not have underscores.  */
46 #define M68KBADMAG(x) (((x).f_magic != MC68MAGIC) \
47                     && ((x).f_magic != MC68KWRMAGIC) \
48                     && ((x).f_magic != MC68TVMAGIC) \
49                     && ((x).f_magic != MC68KROMAGIC) \
50                     && ((x).f_magic != MC68KPGMAGIC) \
51                     && ((x).f_magic != M68MAGIC) \
52                     && ((x).f_magic != M68TVMAGIC) \
53                     && ((x).f_magic != LYNXCOFFMAGIC))
54 
55 /* Magic numbers for the a.out header.  */
56 
57 #define PAGEMAGICEXECSWAPPED  0407 /* executable (swapped) */
58 #define PAGEMAGICPEXECSWAPPED 0410 /* pure executable (swapped) */
59 #define PAGEMAGICPEXECTSHLIB  0443 /* pure executable (target shared library) */
60 #define PAGEMAGICPEXECPAGED   0413 /* pure executable (paged) */
61 
62 /********************** RELOCATION DIRECTIVES **********************/
63 
64 struct external_reloc
65 {
66   char r_vaddr[4];
67   char r_symndx[4];
68   char r_type[2];
69 #ifdef M68K_COFF_OFFSET
70   char r_offset[4];
71 #endif
72 };
73 
74 #define RELOC struct external_reloc
75 
76 #ifdef M68K_COFF_OFFSET
77 #define RELSZ 14
78 #else
79 #define RELSZ 10
80 #endif
81 
82 #endif /* GNU_COFF_M68K_H */
83