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/* Matsushita AM33/2.0 support for 32-bit GNU/Linux ELF

   Copyright 2003, 2005, 2007

   Free Software Foundation, Inc.

   This file is part of BFD, the Binary File Descriptor library.

   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.  */

#include "sysdep.h"

#include "bfd.h"

#include "elf-bfd.h"

#include "elf/mn10300.h"

#define elf_symbol_leading_char 0

#define TARGET_LITTLE_SYM       bfd_elf32_am33lin_vec

#define TARGET_LITTLE_NAME      "elf32-am33lin"

#define ELF_ARCH                bfd_arch_mn10300

#define ELF_MACHINE_CODE        EM_MN10300

#define ELF_MACHINE_ALT1        EM_CYGNUS_MN10300

#define ELF_MAXPAGESIZE         0x1000

/* Rename global functions.  */

#define _bfd_mn10300_elf_merge_private_bfd_data  _bfd_am33_elf_merge_private_bfd_data

#define _bfd_mn10300_elf_object_p                _bfd_am33_elf_object_p

#define _bfd_mn10300_elf_final_write_processing  _bfd_am33_elf_final_write_processing

/* Support for core dump NOTE sections.  */

static bfd_boolean

elf32_am33lin_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)

{

  int offset;

  unsigned int size;

  switch (note->descsz)

    {

      default:

        return FALSE;

      case 188:         /* Linux/am33 */

        /* pr_cursig */

        elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);

        /* pr_pid */

        elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24);

        /* pr_reg */

        offset = 72;

        size = 112;

        break;

    }

  /* Make a ".reg/999" section.  */

  return _bfd_elfcore_make_pseudosection (abfd, ".reg", size,

                                          note->descpos + offset);

}

static bfd_boolean

elf32_am33lin_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)

{

  switch (note->descsz)

    {

      default:

        return FALSE;

      case 124:         /* Linux/am33 elf_prpsinfo */

        elf_tdata (abfd)->core_program

         = _bfd_elfcore_strndup (abfd, note->descdata + 28, 16);

        elf_tdata (abfd)->core_command

         = _bfd_elfcore_strndup (abfd, note->descdata + 44, 80);

    }

  /* Note that for some reason, a spurious space is tacked

     onto the end of the args in some (at least one anyway)

     implementations, so strip it off if it exists.  */

  {

    char *command = elf_tdata (abfd)->core_command;

    int n = strlen (command);

    if (0 < n && command[n - 1] == ' ')

      command[n - 1] = '\0';

  }

  return TRUE;

}

#define elf_backend_grok_prstatus       elf32_am33lin_grok_prstatus

#define elf_backend_grok_psinfo         elf32_am33lin_grok_psinfo

#include "elf-m10300.c"