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[RFA] am33 core file support
- From: Kevin Buettner <kevinb at redhat dot com>
- To: binutils at sources dot redhat dot com
- Date: Thu, 8 Sep 2005 17:22:48 -0700
- Subject: [RFA] am33 core file support
The patch below adds core file support for am33 Linux.
Okay?
* elf32-am33lin.c (bfd.h, sysdep.h, elf-bfd.h, elf/mn10300.h):
Include.
(elf32_am33lin_grok_prstatus, elf32_am33lin_grok_psinfo): New
functions.
(elf_backend_grok_prstatus, elf_backend_grok_psinfo): Define.
Index: elf32-am33lin.c
===================================================================
RCS file: /cvs/src/src/bfd/elf32-am33lin.c,v
retrieving revision 1.4
diff -u -p -r1.4 elf32-am33lin.c
--- elf32-am33lin.c 4 May 2005 15:53:11 -0000 1.4
+++ elf32-am33lin.c 9 Sep 2005 00:21:24 -0000
@@ -1,5 +1,5 @@
/* Matsushita AM33/2.0 support for 32-bit GNU/Linux ELF
- Copyright 2003
+ Copyright 2003, 2005
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
@@ -18,6 +18,11 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
+#include "bfd.h"
+#include "sysdep.h"
+#include "elf-bfd.h"
+#include "elf/mn10300.h"
+
#define elf_symbol_leading_char 0
#define TARGET_LITTLE_SYM bfd_elf32_am33lin_vec
@@ -32,4 +37,68 @@
#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"