/*** coff information for M68K */
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/*** coff information for M68K */
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#ifndef GNU_COFF_M68K_H
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#ifndef GNU_COFF_M68K_H
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#define GNU_COFF_M68K_H 1
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#define GNU_COFF_M68K_H 1
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/********************** FILE HEADER **********************/
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/********************** FILE HEADER **********************/
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struct external_filehdr {
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struct external_filehdr {
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char f_magic[2]; /* magic number */
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char f_magic[2]; /* magic number */
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char f_nscns[2]; /* number of sections */
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char f_nscns[2]; /* number of sections */
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char f_timdat[4]; /* time & date stamp */
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char f_timdat[4]; /* time & date stamp */
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char f_symptr[4]; /* file pointer to symtab */
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char f_symptr[4]; /* file pointer to symtab */
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char f_nsyms[4]; /* number of symtab entries */
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char f_nsyms[4]; /* number of symtab entries */
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char f_opthdr[2]; /* sizeof(optional hdr) */
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char f_opthdr[2]; /* sizeof(optional hdr) */
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char f_flags[2]; /* flags */
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char f_flags[2]; /* flags */
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};
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};
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/* Motorola 68000/68008/68010/68020 */
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/* Motorola 68000/68008/68010/68020 */
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#define MC68MAGIC 0520
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#define MC68MAGIC 0520
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#define MC68KWRMAGIC 0520 /* writeable text segments */
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#define MC68KWRMAGIC 0520 /* writeable text segments */
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#define MC68TVMAGIC 0521
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#define MC68TVMAGIC 0521
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#define MC68KROMAGIC 0521 /* readonly shareable text segments */
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#define MC68KROMAGIC 0521 /* readonly shareable text segments */
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#define MC68KPGMAGIC 0522 /* demand paged text segments */
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#define MC68KPGMAGIC 0522 /* demand paged text segments */
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#define M68MAGIC 0210
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#define M68MAGIC 0210
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#define M68TVMAGIC 0211
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#define M68TVMAGIC 0211
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/* this is the magic of the Bull dpx/2 */
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/* this is the magic of the Bull dpx/2 */
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#define MC68KBCSMAGIC 0526
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#define MC68KBCSMAGIC 0526
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/* This is Lynx's all-platform magic number for executables. */
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/* This is Lynx's all-platform magic number for executables. */
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#define LYNXCOFFMAGIC 0415
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#define LYNXCOFFMAGIC 0415
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#define OMAGIC M68MAGIC
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#define OMAGIC M68MAGIC
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/* This intentionally does not include MC68KBCSMAGIC; it only includes
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/* This intentionally does not include MC68KBCSMAGIC; it only includes
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magic numbers which imply that names do not have underscores. */
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magic numbers which imply that names do not have underscores. */
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#define M68KBADMAG(x) (((x).f_magic!=MC68MAGIC) && ((x).f_magic!=MC68KWRMAGIC) && ((x).f_magic!=MC68TVMAGIC) && \
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#define M68KBADMAG(x) (((x).f_magic!=MC68MAGIC) && ((x).f_magic!=MC68KWRMAGIC) && ((x).f_magic!=MC68TVMAGIC) && \
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((x).f_magic!=MC68KROMAGIC) && ((x).f_magic!=MC68KPGMAGIC) && ((x).f_magic!=M68MAGIC) && ((x).f_magic!=M68TVMAGIC) && ((x).f_magic!=LYNXCOFFMAGIC) )
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((x).f_magic!=MC68KROMAGIC) && ((x).f_magic!=MC68KPGMAGIC) && ((x).f_magic!=M68MAGIC) && ((x).f_magic!=M68TVMAGIC) && ((x).f_magic!=LYNXCOFFMAGIC) )
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/* Magic numbers for the a.out header. */
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/* Magic numbers for the a.out header. */
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#define PAGEMAGICEXECSWAPPED 0407 /* executable (swapped) */
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#define PAGEMAGICEXECSWAPPED 0407 /* executable (swapped) */
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#define PAGEMAGICPEXECSWAPPED 0410 /* pure executable (swapped) */
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#define PAGEMAGICPEXECSWAPPED 0410 /* pure executable (swapped) */
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#define PAGEMAGICPEXECTSHLIB 0443 /* pure executable (target shared library) */
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#define PAGEMAGICPEXECTSHLIB 0443 /* pure executable (target shared library) */
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#define PAGEMAGICPEXECPAGED 0413 /* pure executable (paged) */
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#define PAGEMAGICPEXECPAGED 0413 /* pure executable (paged) */
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#define FILHDR struct external_filehdr
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#define FILHDR struct external_filehdr
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#define FILHSZ 20
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#define FILHSZ 20
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/********************** AOUT "OPTIONAL HEADER" **********************/
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/********************** AOUT "OPTIONAL HEADER" **********************/
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typedef struct
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typedef struct
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{
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{
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char magic[2]; /* type of file */
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char magic[2]; /* type of file */
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char vstamp[2]; /* version stamp */
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char vstamp[2]; /* version stamp */
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char tsize[4]; /* text size in bytes, padded to FW bdry*/
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char tsize[4]; /* text size in bytes, padded to FW bdry*/
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char dsize[4]; /* initialized data " " */
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char dsize[4]; /* initialized data " " */
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char bsize[4]; /* uninitialized data " " */
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char bsize[4]; /* uninitialized data " " */
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char entry[4]; /* entry pt. */
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char entry[4]; /* entry pt. */
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char text_start[4]; /* base of text used for this file */
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char text_start[4]; /* base of text used for this file */
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char data_start[4]; /* base of data used for this file */
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char data_start[4]; /* base of data used for this file */
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}
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}
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AOUTHDR;
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AOUTHDR;
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#define AOUTSZ 28
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#define AOUTSZ 28
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#define AOUTHDRSZ 28
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#define AOUTHDRSZ 28
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/********************** SECTION HEADER **********************/
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/********************** SECTION HEADER **********************/
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struct external_scnhdr {
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struct external_scnhdr {
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char s_name[8]; /* section name */
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char s_name[8]; /* section name */
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char s_paddr[4]; /* physical address, aliased s_nlib */
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char s_paddr[4]; /* physical address, aliased s_nlib */
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char s_vaddr[4]; /* virtual address */
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char s_vaddr[4]; /* virtual address */
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char s_size[4]; /* section size */
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char s_size[4]; /* section size */
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char s_scnptr[4]; /* file ptr to raw data for section */
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char s_scnptr[4]; /* file ptr to raw data for section */
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char s_relptr[4]; /* file ptr to relocation */
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char s_relptr[4]; /* file ptr to relocation */
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char s_lnnoptr[4]; /* file ptr to line numbers */
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char s_lnnoptr[4]; /* file ptr to line numbers */
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char s_nreloc[2]; /* number of relocation entries */
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char s_nreloc[2]; /* number of relocation entries */
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char s_nlnno[2]; /* number of line number entries*/
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char s_nlnno[2]; /* number of line number entries*/
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char s_flags[4]; /* flags */
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char s_flags[4]; /* flags */
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};
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};
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/*
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/*
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* names of "special" sections
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* names of "special" sections
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*/
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*/
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#define _TEXT ".text"
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#define _TEXT ".text"
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#define _DATA ".data"
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#define _DATA ".data"
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#define _BSS ".bss"
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#define _BSS ".bss"
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#define _COMMENT ".comment"
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#define _COMMENT ".comment"
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#define SCNHDR struct external_scnhdr
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#define SCNHDR struct external_scnhdr
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#define SCNHSZ 40
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#define SCNHSZ 40
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/********************** LINE NUMBERS **********************/
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/********************** LINE NUMBERS **********************/
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/* 1 line number entry for every "breakpointable" source line in a section.
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/* 1 line number entry for every "breakpointable" source line in a section.
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* Line numbers are grouped on a per function basis; first entry in a function
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* Line numbers are grouped on a per function basis; first entry in a function
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* grouping will have l_lnno = 0 and in place of physical address will be the
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* grouping will have l_lnno = 0 and in place of physical address will be the
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* symbol table index of the function name.
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* symbol table index of the function name.
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*/
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*/
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struct external_lineno {
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struct external_lineno {
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union {
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union {
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char l_symndx[4]; /* function name symbol index, iff l_lnno == 0*/
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char l_symndx[4]; /* function name symbol index, iff l_lnno == 0*/
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char l_paddr[4]; /* (physical) address of line number */
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char l_paddr[4]; /* (physical) address of line number */
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} l_addr;
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} l_addr;
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char l_lnno[2]; /* line number */
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char l_lnno[2]; /* line number */
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};
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};
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#define LINENO struct external_lineno
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#define LINENO struct external_lineno
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#define LINESZ 6
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#define LINESZ 6
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/********************** SYMBOLS **********************/
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/********************** SYMBOLS **********************/
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#define E_SYMNMLEN 8 /* # characters in a symbol name */
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#define E_SYMNMLEN 8 /* # characters in a symbol name */
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#define E_FILNMLEN 14 /* # characters in a file name */
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#define E_FILNMLEN 14 /* # characters in a file name */
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#define E_DIMNUM 4 /* # array dimensions in auxiliary entry */
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#define E_DIMNUM 4 /* # array dimensions in auxiliary entry */
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struct external_syment
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struct external_syment
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{
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{
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union {
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union {
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char e_name[E_SYMNMLEN];
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char e_name[E_SYMNMLEN];
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struct {
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struct {
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char e_zeroes[4];
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char e_zeroes[4];
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char e_offset[4];
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char e_offset[4];
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} e;
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} e;
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} e;
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} e;
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char e_value[4];
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char e_value[4];
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char e_scnum[2];
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char e_scnum[2];
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char e_type[2];
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char e_type[2];
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char e_sclass[1];
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char e_sclass[1];
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char e_numaux[1];
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char e_numaux[1];
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};
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};
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#define N_BTMASK (017)
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#define N_BTMASK (017)
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#define N_TMASK (060)
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#define N_TMASK (060)
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#define N_BTSHFT (4)
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#define N_BTSHFT (4)
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#define N_TSHIFT (2)
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#define N_TSHIFT (2)
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union external_auxent {
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union external_auxent {
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struct {
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struct {
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char x_tagndx[4]; /* str, un, or enum tag indx */
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char x_tagndx[4]; /* str, un, or enum tag indx */
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union {
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union {
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struct {
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struct {
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char x_lnno[2]; /* declaration line number */
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char x_lnno[2]; /* declaration line number */
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char x_size[2]; /* str/union/array size */
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char x_size[2]; /* str/union/array size */
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} x_lnsz;
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} x_lnsz;
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char x_fsize[4]; /* size of function */
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char x_fsize[4]; /* size of function */
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} x_misc;
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} x_misc;
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union {
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union {
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struct { /* if ISFCN, tag, or .bb */
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struct { /* if ISFCN, tag, or .bb */
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char x_lnnoptr[4]; /* ptr to fcn line # */
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char x_lnnoptr[4]; /* ptr to fcn line # */
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char x_endndx[4]; /* entry ndx past block end */
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char x_endndx[4]; /* entry ndx past block end */
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} x_fcn;
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} x_fcn;
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struct { /* if ISARY, up to 4 dimen. */
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struct { /* if ISARY, up to 4 dimen. */
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char x_dimen[E_DIMNUM][2];
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char x_dimen[E_DIMNUM][2];
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} x_ary;
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} x_ary;
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} x_fcnary;
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} x_fcnary;
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char x_tvndx[2]; /* tv index */
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char x_tvndx[2]; /* tv index */
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} x_sym;
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} x_sym;
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union {
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union {
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char x_fname[E_FILNMLEN];
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char x_fname[E_FILNMLEN];
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struct {
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struct {
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char x_zeroes[4];
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char x_zeroes[4];
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char x_offset[4];
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char x_offset[4];
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} x_n;
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} x_n;
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} x_file;
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} x_file;
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struct {
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struct {
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char x_scnlen[4]; /* section length */
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char x_scnlen[4]; /* section length */
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char x_nreloc[2]; /* # relocation entries */
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char x_nreloc[2]; /* # relocation entries */
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char x_nlinno[2]; /* # line numbers */
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char x_nlinno[2]; /* # line numbers */
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} x_scn;
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} x_scn;
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struct {
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struct {
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char x_tvfill[4]; /* tv fill value */
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char x_tvfill[4]; /* tv fill value */
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char x_tvlen[2]; /* length of .tv */
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char x_tvlen[2]; /* length of .tv */
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char x_tvran[2][2]; /* tv range */
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char x_tvran[2][2]; /* tv range */
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} x_tv; /* info about .tv section (in auxent of symbol .tv)) */
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} x_tv; /* info about .tv section (in auxent of symbol .tv)) */
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};
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};
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#define SYMENT struct external_syment
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#define SYMENT struct external_syment
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#define SYMESZ 18
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#define SYMESZ 18
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#define AUXENT union external_auxent
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#define AUXENT union external_auxent
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#define AUXESZ 18
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#define AUXESZ 18
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/********************** RELOCATION DIRECTIVES **********************/
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/********************** RELOCATION DIRECTIVES **********************/
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struct external_reloc {
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struct external_reloc {
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char r_vaddr[4];
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char r_vaddr[4];
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char r_symndx[4];
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char r_symndx[4];
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char r_type[2];
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char r_type[2];
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#ifdef M68K_COFF_OFFSET
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#ifdef M68K_COFF_OFFSET
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char r_offset[4];
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char r_offset[4];
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#endif
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#endif
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};
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};
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#define RELOC struct external_reloc
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#define RELOC struct external_reloc
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#ifdef M68K_COFF_OFFSET
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#ifdef M68K_COFF_OFFSET
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#define RELSZ 14
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#define RELSZ 14
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#else
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#else
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#define RELSZ 10
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#define RELSZ 10
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#endif
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#endif
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#endif /* GNU_COFF_M68K_H */
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#endif /* GNU_COFF_M68K_H */
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