diff options
Diffstat (limited to 'qemu/roms/openbios/include/arch/common/xcoff.h')
| -rw-r--r-- | qemu/roms/openbios/include/arch/common/xcoff.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/qemu/roms/openbios/include/arch/common/xcoff.h b/qemu/roms/openbios/include/arch/common/xcoff.h new file mode 100644 index 000000000..99106fe81 --- /dev/null +++ b/qemu/roms/openbios/include/arch/common/xcoff.h @@ -0,0 +1,98 @@ +#ifndef XCOFF_H +#define XCOFF_H + +/* XCOFF executable loader */ + +typedef struct COFF_filehdr_t { + uint16_t f_magic; /* magic number */ + uint16_t f_nscns; /* number of sections */ + uint32_t f_timdat; /* time & date stamp */ + uint32_t f_symptr; /* file pointer to symtab */ + uint32_t f_nsyms; /* number of symtab entries */ + uint16_t f_opthdr; /* sizeof(optional hdr) */ + uint16_t f_flags; /* flags */ +} COFF_filehdr_t; + +/* IBM RS/6000 */ + +#define U802WRMAGIC 0x02DA /* writeable text segments **chh** */ +#define U802ROMAGIC 0x02DF /* readonly sharable text segments */ +#define U802TOCMAGIC 0x02E1 /* readonly text segments and TOC */ +#define U802TOMAGIC 0x01DF + +/* + * Bits for f_flags: + * + * F_RELFLG relocation info stripped from file + * F_EXEC file is executable (i.e. no unresolved external + * references) + * F_LNNO line numbers stripped from file + * F_LSYMS local symbols stripped from file + * F_MINMAL this is a minimal object file (".m") output of fextract + * F_UPDATE this is a fully bound update file, output of ogen + * F_SWABD this file has had its bytes swabbed (in names) + * F_AR16WR this file has the byte ordering of an AR16WR + * (e.g. 11/70) machine + * F_AR32WR this file has the byte ordering of an AR32WR machine + * (e.g. vax and iNTEL 386) + * F_AR32W this file has the byte ordering of an AR32W machine + * (e.g. 3b,maxi) + * F_PATCH file contains "patch" list in optional header + * F_NODF (minimal file only) no decision functions for + * replaced functions + */ + +#define COFF_F_RELFLG 0000001 +#define COFF_F_EXEC 0000002 +#define COFF_F_LNNO 0000004 +#define COFF_F_LSYMS 0000010 +#define COFF_F_MINMAL 0000020 +#define COFF_F_UPDATE 0000040 +#define COFF_F_SWABD 0000100 +#define COFF_F_AR16WR 0000200 +#define COFF_F_AR32WR 0000400 +#define COFF_F_AR32W 0001000 +#define COFF_F_PATCH 0002000 +#define COFF_F_NODF 0002000 + +typedef struct COFF_aouthdr_t { + uint16_t magic; /* type of file */ + uint16_t vstamp; /* version stamp */ + uint32_t tsize; /* text size in bytes, padded to FW bdry */ + uint32_t dsize; /* initialized data " " */ + uint32_t bsize; /* uninitialized data " " */ + uint32_t entry; /* entry pt. */ + uint32_t text_start; /* base of text used for this file */ + uint32_t data_start; /* base of data used for this file */ + uint32_t o_toc; /* address of TOC */ + uint16_t o_snentry; /* section number of entry point */ + uint16_t o_sntext; /* section number of .text section */ + uint16_t o_sndata; /* section number of .data section */ + uint16_t o_sntoc; /* section number of TOC */ + uint16_t o_snloader; /* section number of .loader section */ + uint16_t o_snbss; /* section number of .bss section */ + uint16_t o_algntext; /* .text alignment */ + uint16_t o_algndata; /* .data alignment */ + uint16_t o_modtype; /* module type (??) */ + uint16_t o_cputype; /* cpu type */ + uint32_t o_maxstack; /* max stack size (??) */ + uint32_t o_maxdata; /* max data size (??) */ + char o_resv2[12]; /* reserved */ +} COFF_aouthdr_t; + +#define AOUT_MAGIC 0x010b + +typedef struct COFF_scnhdr_t { + char s_name[8]; /* section name */ + uint32_t s_paddr; /* physical address, aliased s_nlib */ + uint32_t s_vaddr; /* virtual address */ + uint32_t s_size; /* section size */ + uint32_t s_scnptr; /* file ptr to raw data for section */ + uint32_t s_relptr; /* file ptr to relocation */ + uint32_t s_lnnoptr; /* file ptr to line numbers */ + uint16_t s_nreloc; /* number of relocation entries */ + uint16_t s_nlnno; /* number of line number entries */ + uint32_t s_flags; /* flags */ +} COFF_scnhdr_t; + +#endif /* XCOFF_H */ |