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* elf32-frv.c (elf32_frv_grok_prstatus, elf32_frv_grok_psinfo):

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New functions.
	* elf_backend_grok_prstatus, elf_backend_grok_psinfo): Define.
This commit is contained in:
Kevin Buettner 2006-02-17 18:08:00 +00:00
parent d70c5fc7c5
commit 888b45b888
2 changed files with 93 additions and 0 deletions
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6
bfd/ChangeLog
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@ -1,3 +1,9 @@
2006-02-17 Kevin Buettner <kevinb@redhat.com>
* elf32-frv.c (elf32_frv_grok_prstatus, elf32_frv_grok_psinfo):
New functions.
* elf_backend_grok_prstatus, elf_backend_grok_psinfo): Define.
2006-02-17 Shrirang Khisti <shrirangk@kpitcummins.com>
Anil Paranjape <anilp1@kpitcummins.com>
Shilin Shakti <shilins@kpitcummins.com>

87
bfd/elf32-frv.c
View File

@ -78,6 +78,10 @@ static bfd_boolean frv_elf_merge_private_bfd_data
PARAMS ((bfd *, bfd *));
static bfd_boolean frv_elf_print_private_bfd_data
PARAMS ((bfd *, PTR));
static bfd_boolean elf32_frv_grok_prstatus (bfd * abfd,
Elf_Internal_Note * note);
static bfd_boolean elf32_frv_grok_psinfo (bfd * abfd,
Elf_Internal_Note * note);
static reloc_howto_type elf32_frv_howto_table [] =
{
@ -6823,6 +6827,86 @@ frv_elf_print_private_bfd_data (abfd, ptr)
}
/* Support for core dump NOTE sections. */
static bfd_boolean
elf32_frv_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
{
int offset;
unsigned int raw_size;
switch (note->descsz)
{
default:
return FALSE;
/* The Linux/FRV elf_prstatus struct is 268 bytes long. The other
hardcoded offsets and sizes listed below (and contained within
this lexical block) refer to fields in the target's elf_prstatus
struct. */
case 268:
/* `pr_cursig' is at offset 12. */
elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);
/* `pr_pid' is at offset 24. */
elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24);
/* `pr_reg' is at offset 72. */
offset = 72;
/* Most grok_prstatus implementations set `raw_size' to the size
of the pr_reg field. For Linux/FRV, we set `raw_size' to be
the size of `pr_reg' plus the size of `pr_exec_fdpic_loadmap'
and `pr_interp_fdpic_loadmap', both of which (by design)
immediately follow `pr_reg'. This will allow these fields to
be viewed by GDB as registers.
`pr_reg' is 184 bytes long. `pr_exec_fdpic_loadmap' and
`pr_interp_fdpic_loadmap' are 4 bytes each. */
raw_size = 184 + 4 + 4;
break;
}
/* Make a ".reg/999" section. */
return _bfd_elfcore_make_pseudosection (abfd, ".reg", raw_size,
note->descpos + offset);
}
static bfd_boolean
elf32_frv_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
{
switch (note->descsz)
{
default:
return FALSE;
/* The Linux/FRV elf_prpsinfo struct is 124 bytes long. */
case 124:
/* `pr_fname' is found at offset 28 and is 16 bytes long. */
elf_tdata (abfd)->core_program
= _bfd_elfcore_strndup (abfd, note->descdata + 28, 16);
/* `pr_psargs' is found at offset 44 and is 80 bytes long. */
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_ARCH bfd_arch_frv
#define ELF_MACHINE_CODE EM_CYGNUS_FRV
#define ELF_MAXPAGESIZE 0x1000
@ -6857,6 +6941,9 @@ frv_elf_print_private_bfd_data (abfd, ptr)
#define elf_backend_finish_dynamic_sections \
elf32_frv_finish_dynamic_sections
#define elf_backend_grok_prstatus elf32_frv_grok_prstatus
#define elf_backend_grok_psinfo elf32_frv_grok_psinfo
#include "elf32-target.h"
#undef ELF_MAXPAGESIZE