[deliverable/binutils-gdb.git] / include / coff / apollo.h

/* coff information for Apollo M68K

   Copyright 2001 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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) */
Commit	Line	Data
4f1d9bd8 NC	1	/* coff information for Apollo 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	#define DO_NOT_DEFINE_AOUTHDR
	20	#define L_LNNO_SIZE 2
	21	#include "coff/external.h"
252b5132 RH	22
	23	/* Motorola 68000/68008/68010/68020 */
	24	#define MC68MAGIC 0520
	25	#define MC68KWRMAGIC 0520 /* writeable text segments */
	26	#define MC68TVMAGIC 0521
	27	#define MC68KROMAGIC 0521 /* readonly shareable text segments */
	28	#define MC68KPGMAGIC 0522 /* demand paged text segments */
	29	#define M68MAGIC 0210
	30	#define M68TVMAGIC 0211
	31
	32	/* Apollo 68000-based machines have a different magic number. This comes
	33	* from /usr/include/apollo/filehdr.h
	34	*/
	35	#define APOLLOM68KMAGIC 0627
	36
	37	#define OMAGIC M68MAGIC
	38	#define M68KBADMAG(x) (((x).f_magic!=MC68MAGIC) && ((x).f_magic!=MC68KWRMAGIC) && ((x).f_magic!=MC68TVMAGIC) && \
	39	((x).f_magic!=MC68KROMAGIC) && ((x).f_magic!=MC68KPGMAGIC) && ((x).f_magic!=M68MAGIC) && ((x).f_magic!=M68TVMAGIC) && \
	40	((x).f_magic!=APOLLOM68KMAGIC) )
	41
252b5132 RH	42	/******************** AOUT "OPTIONAL HEADER" ********************/
	43
	44	typedef struct
	45	{
	46	char magic[2]; /* type of file */
	47	char vstamp[2]; /* version stamp */
	48	char tsize[4]; /* text size in bytes, padded to FW bdry*/
	49	char dsize[4]; /* initialized data " " */
	50	char bsize[4]; /* uninitialized data " " */
	51	char entry[4]; /* entry pt. */
	52	char text_start[4]; /* base of text used for this file */
	53	char data_start[4]; /* base of data used for this file */
	54	char o_sri[4]; /* Apollo specific - .sri data pointer */
	55	char o_inlib[4]; /* Apollo specific - .inlib data pointer */
	56	char vid[8]; /* Apollo specific - 64 bit version ID */
	57	}
	58	AOUTHDR;
	59
	60	#define APOLLO_COFF_VERSION_NUMBER 1 /* the value of the aouthdr magic */
	61	#define AOUTHDRSZ 44
	62	#define AOUTSZ 44
	63
4f1d9bd8 NC	64	/* Apollo allowa for larger section names by allowing
4f1d9bd8 NC	65	them to be in the string table. */
252b5132	66
4f1d9bd8 NC	67	/* If s_zeores is all zeroes, s_offset gives the real
4f1d9bd8 NC	68	location of the name in the string table. */
252b5132 RH	69
	70	#define s_zeroes section_name.s_name
	71	#define s_offset (section_name.s_name+4)
	72
4f1d9bd8	73	/* More names of "special" sections. */
252b5132 RH	74	#define _TV ".tv"
	75	#define _INIT ".init"
	76	#define _FINI ".fini"
	77	#define _LINES ".lines"
	78	#define _BLOCKS ".blocks"
	79	#define _SRI ".sri" /* Static Resource Information (systype,
	80	et al.) */
	81	#define _MIR ".mir" /* Module Information Records */
	82	#define _APTV ".aptv" /* Apollo-style transfer vectors. */
	83	#define _INLIB ".inlib" /* Shared Library information */
	84	#define _RWDI ".rwdi" /* Read/write data initialization directives for
	85	compressed sections */
	86	#define _UNWIND ".unwind" /* Stack unwind information */
	87
252b5132 RH	88	/******************** RELOCATION DIRECTIVES ********************/
252b5132 RH	89
4f1d9bd8 NC	90	struct external_reloc
4f1d9bd8 NC	91	{
252b5132 RH	92	char r_vaddr[4];
	93	char r_symndx[4];
	94	char r_type[2];
	95	#ifdef M68K_COFF_OFFSET
	96	char r_offset[4];
	97	#endif
	98
	99	};
	100
252b5132 RH	101	#define RELOC struct external_reloc
	102
	103	#ifdef M68K_COFF_OFFSET
	104	#define RELSZ 14
	105	#else
	106	#define RELSZ 10
	107	#endif
	108
	109	/* Apollo specific STYP flags */
	110
	111	#define STYP_RELOCATED_NOT_LOADED 0x00010000 /* Section is relocated normally during linking, but need
	112	not be loaded during program execution */
	113	#define STYP_DEBUG 0x00020000 /* debug section */
	114	#define STYP_OVERLAY 0x00040000 /* Section is overlayed */
	115	#define STYP_INSTRUCTION 0x00200000 /* Section contains executable code */
	116
	117	#define STYP_ZERO 0x00800000 /* Section is initialized to zero */
	118	#define STYP_INSTALLED 0x02000000 /* Section should be installable in KGT */
	119	#define STYP_LOOK_INSTALLED 0x04000000 /* Look for section in KGT */
	120	#define STYP_SECALIGN1 0x08000000 /* Specially aligned section */
	121	#define STYP_SECALIGN2 0x10000000 /* " " " */
	122	#define STYP_COMPRESSED 0x20000000 /* No section data per se (s_scnptr = 0), but there are
	123	initialization directives for it in .rwdi section
	124	(used in conjunction with STYP_BSS) */