126 lines
4.6 KiB
C
126 lines
4.6 KiB
C
/* coff information for Apollo M68K
|
|
|
|
Copyright 2001, 2010 Free Software Foundation, Inc.
|
|
|
|
This program 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 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
|
MA 02110-1301, USA. */
|
|
|
|
#define DO_NOT_DEFINE_AOUTHDR
|
|
#define L_LNNO_SIZE 2
|
|
#include "coff/external.h"
|
|
|
|
/* Motorola 68000/68008/68010/68020 */
|
|
#define MC68MAGIC 0520
|
|
#define MC68KWRMAGIC 0520 /* writeable text segments */
|
|
#define MC68TVMAGIC 0521
|
|
#define MC68KROMAGIC 0521 /* readonly shareable text segments */
|
|
#define MC68KPGMAGIC 0522 /* demand paged text segments */
|
|
#define M68MAGIC 0210
|
|
#define M68TVMAGIC 0211
|
|
|
|
/* Apollo 68000-based machines have a different magic number. This comes
|
|
* from /usr/include/apollo/filehdr.h
|
|
*/
|
|
#define APOLLOM68KMAGIC 0627
|
|
|
|
#define OMAGIC M68MAGIC
|
|
#define M68KBADMAG(x) (((x).f_magic!=MC68MAGIC) && ((x).f_magic!=MC68KWRMAGIC) && ((x).f_magic!=MC68TVMAGIC) && \
|
|
((x).f_magic!=MC68KROMAGIC) && ((x).f_magic!=MC68KPGMAGIC) && ((x).f_magic!=M68MAGIC) && ((x).f_magic!=M68TVMAGIC) && \
|
|
((x).f_magic!=APOLLOM68KMAGIC) )
|
|
|
|
/********************** AOUT "OPTIONAL HEADER" **********************/
|
|
|
|
typedef struct
|
|
{
|
|
char magic[2]; /* type of file */
|
|
char vstamp[2]; /* version stamp */
|
|
char tsize[4]; /* text size in bytes, padded to FW bdry*/
|
|
char dsize[4]; /* initialized data " " */
|
|
char bsize[4]; /* uninitialized data " " */
|
|
char entry[4]; /* entry pt. */
|
|
char text_start[4]; /* base of text used for this file */
|
|
char data_start[4]; /* base of data used for this file */
|
|
char o_sri[4]; /* Apollo specific - .sri data pointer */
|
|
char o_inlib[4]; /* Apollo specific - .inlib data pointer */
|
|
char vid[8]; /* Apollo specific - 64 bit version ID */
|
|
}
|
|
AOUTHDR;
|
|
|
|
#define APOLLO_COFF_VERSION_NUMBER 1 /* the value of the aouthdr magic */
|
|
#define AOUTHDRSZ 44
|
|
#define AOUTSZ 44
|
|
|
|
/* Apollo allowa for larger section names by allowing
|
|
them to be in the string table. */
|
|
|
|
/* If s_zeores is all zeroes, s_offset gives the real
|
|
location of the name in the string table. */
|
|
|
|
#define s_zeroes section_name.s_name
|
|
#define s_offset (section_name.s_name+4)
|
|
|
|
/* More names of "special" sections. */
|
|
#define _TV ".tv"
|
|
#define _INIT ".init"
|
|
#define _FINI ".fini"
|
|
#define _LINES ".lines"
|
|
#define _BLOCKS ".blocks"
|
|
#define _SRI ".sri" /* Static Resource Information (systype,
|
|
et al.) */
|
|
#define _MIR ".mir" /* Module Information Records */
|
|
#define _APTV ".aptv" /* Apollo-style transfer vectors. */
|
|
#define _INLIB ".inlib" /* Shared Library information */
|
|
#define _RWDI ".rwdi" /* Read/write data initialization directives for
|
|
compressed sections */
|
|
#define _UNWIND ".unwind" /* Stack unwind information */
|
|
|
|
/********************** RELOCATION DIRECTIVES **********************/
|
|
|
|
struct external_reloc
|
|
{
|
|
char r_vaddr[4];
|
|
char r_symndx[4];
|
|
char r_type[2];
|
|
#ifdef M68K_COFF_OFFSET
|
|
char r_offset[4];
|
|
#endif
|
|
|
|
};
|
|
|
|
#define RELOC struct external_reloc
|
|
|
|
#ifdef M68K_COFF_OFFSET
|
|
#define RELSZ 14
|
|
#else
|
|
#define RELSZ 10
|
|
#endif
|
|
|
|
/* Apollo specific STYP flags */
|
|
|
|
#define STYP_RELOCATED_NOT_LOADED 0x00010000 /* Section is relocated normally during linking, but need
|
|
not be loaded during program execution */
|
|
#define STYP_DEBUG 0x00020000 /* debug section */
|
|
#define STYP_OVERLAY 0x00040000 /* Section is overlayed */
|
|
#define STYP_INSTRUCTION 0x00200000 /* Section contains executable code */
|
|
|
|
#define STYP_ZERO 0x00800000 /* Section is initialized to zero */
|
|
#define STYP_INSTALLED 0x02000000 /* Section should be installable in KGT */
|
|
#define STYP_LOOK_INSTALLED 0x04000000 /* Look for section in KGT */
|
|
#define STYP_SECALIGN1 0x08000000 /* Specially aligned section */
|
|
#define STYP_SECALIGN2 0x10000000 /* " " " */
|
|
#define STYP_COMPRESSED 0x20000000 /* No section data per se (s_scnptr = 0), but there are
|
|
initialization directives for it in .rwdi section
|
|
(used in conjunction with STYP_BSS) */
|