| 1 | /* Matsushita AM33/2.0 support for 32-bit GNU/Linux ELF |
| 2 | Copyright 2003, 2005, 2007 |
| 3 | Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of BFD, the Binary File Descriptor library. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 3 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 20 | MA 02110-1301, USA. */ |
| 21 | |
| 22 | #include "sysdep.h" |
| 23 | #include "bfd.h" |
| 24 | #include "elf-bfd.h" |
| 25 | #include "elf/mn10300.h" |
| 26 | |
| 27 | #define elf_symbol_leading_char 0 |
| 28 | |
| 29 | #define TARGET_LITTLE_SYM bfd_elf32_am33lin_vec |
| 30 | #define TARGET_LITTLE_NAME "elf32-am33lin" |
| 31 | #define ELF_ARCH bfd_arch_mn10300 |
| 32 | #define ELF_MACHINE_CODE EM_MN10300 |
| 33 | #define ELF_MACHINE_ALT1 EM_CYGNUS_MN10300 |
| 34 | #define ELF_MAXPAGESIZE 0x1000 |
| 35 | |
| 36 | /* Rename global functions. */ |
| 37 | #define _bfd_mn10300_elf_merge_private_bfd_data _bfd_am33_elf_merge_private_bfd_data |
| 38 | #define _bfd_mn10300_elf_object_p _bfd_am33_elf_object_p |
| 39 | #define _bfd_mn10300_elf_final_write_processing _bfd_am33_elf_final_write_processing |
| 40 | |
| 41 | /* Support for core dump NOTE sections. */ |
| 42 | static bfd_boolean |
| 43 | elf32_am33lin_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) |
| 44 | { |
| 45 | int offset; |
| 46 | unsigned int size; |
| 47 | |
| 48 | switch (note->descsz) |
| 49 | { |
| 50 | default: |
| 51 | return FALSE; |
| 52 | |
| 53 | case 188: /* Linux/am33 */ |
| 54 | /* pr_cursig */ |
| 55 | elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12); |
| 56 | |
| 57 | /* pr_pid */ |
| 58 | elf_tdata (abfd)->core_lwpid = bfd_get_32 (abfd, note->descdata + 24); |
| 59 | |
| 60 | /* pr_reg */ |
| 61 | offset = 72; |
| 62 | size = 112; |
| 63 | |
| 64 | break; |
| 65 | } |
| 66 | |
| 67 | /* Make a ".reg/999" section. */ |
| 68 | return _bfd_elfcore_make_pseudosection (abfd, ".reg", size, |
| 69 | note->descpos + offset); |
| 70 | } |
| 71 | |
| 72 | static bfd_boolean |
| 73 | elf32_am33lin_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) |
| 74 | { |
| 75 | switch (note->descsz) |
| 76 | { |
| 77 | default: |
| 78 | return FALSE; |
| 79 | |
| 80 | case 124: /* Linux/am33 elf_prpsinfo */ |
| 81 | elf_tdata (abfd)->core_program |
| 82 | = _bfd_elfcore_strndup (abfd, note->descdata + 28, 16); |
| 83 | elf_tdata (abfd)->core_command |
| 84 | = _bfd_elfcore_strndup (abfd, note->descdata + 44, 80); |
| 85 | } |
| 86 | |
| 87 | /* Note that for some reason, a spurious space is tacked |
| 88 | onto the end of the args in some (at least one anyway) |
| 89 | implementations, so strip it off if it exists. */ |
| 90 | |
| 91 | { |
| 92 | char *command = elf_tdata (abfd)->core_command; |
| 93 | int n = strlen (command); |
| 94 | |
| 95 | if (0 < n && command[n - 1] == ' ') |
| 96 | command[n - 1] = '\0'; |
| 97 | } |
| 98 | |
| 99 | return TRUE; |
| 100 | } |
| 101 | |
| 102 | #define elf_backend_grok_prstatus elf32_am33lin_grok_prstatus |
| 103 | #define elf_backend_grok_psinfo elf32_am33lin_grok_psinfo |
| 104 | |
| 105 | #include "elf-m10300.c" |