FreeChainXenon/binutils-gdb
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ChangeLog:

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* linux-nat.c: Include <sys/vfs.h>.
	(SPUFS_MAGIC): Define.
	(spu_enumerate_spu_ids): New function.
	(linux_proc_xfer_spu): New function.
	(linux_xfer_partial): Handle TARGET_OBJECT_SPU.

	(iterate_over_spus): New function.
	(struct linux_spu_corefile_data): New data type.
	(linux_spu_corefile_callback): New function.
	(linux_spu_make_corefile_notes): New function.
	(linux_nat_make_corefile_notes): Call it.

	* corelow.c (struct spuid_list): New data type.
	(add_to_spuid_list): New function.
	(core_xfer_partial): Handle TARGET_OBJECT_SPU.

gdbserver/ChangeLog:

	* linux-low.c: Include <sys/stat.h> and <sys/vfs.h>.
	(SPUFS_MAGIC): Define.
	(spu_enumerate_spu_ids): New function.
	(linux_qxfer_spu): New function.
	(linux_target_ops): Install linux_qxfer_spu.
This commit is contained in:
Ulrich Weigand 2009-07-31 15:25:22 +00:00
parent f4d9badee6
commit efcbbd1428
5 changed files with 422 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

77
gdb/corelow.c
View file

@ -592,6 +592,36 @@ core_files_info (struct target_ops *t)
print_section_info (core_data, core_bfd);
}
struct spuid_list
{
gdb_byte *buf;
ULONGEST offset;
LONGEST len;
ULONGEST pos;
ULONGEST written;
};
static void
add_to_spuid_list (bfd *abfd, asection *asect, void *list_p)
{
struct spuid_list *list = list_p;
enum bfd_endian byte_order
= bfd_big_endian (abfd)? BFD_ENDIAN_BIG : BFD_ENDIAN_LITTLE;
int fd, pos = 0;
sscanf (bfd_section_name (abfd, asect), "SPU/%d/regs%n", &fd, &pos);
if (pos == 0)
return;
if (list->pos >= list->offset && list->pos + 4 <= list->offset + list->len)
{
store_unsigned_integer (list->buf + list->pos - list->offset,
4, byte_order, fd);
list->written += 4;
}
list->pos += 4;
}
static LONGEST
core_xfer_partial (struct target_ops *ops, enum target_object object,
const char *annex, gdb_byte *readbuf,
@ -682,6 +712,53 @@ core_xfer_partial (struct target_ops *ops, enum target_object object,
}
/* FALL THROUGH */
case TARGET_OBJECT_SPU:
if (readbuf && annex)
{
/* When the SPU contexts are stored in a core file, BFD
represents this with a fake section called "SPU/<annex>". */
struct bfd_section *section;
bfd_size_type size;
char *contents;
char sectionstr[100];
xsnprintf (sectionstr, sizeof sectionstr, "SPU/%s", annex);
section = bfd_get_section_by_name (core_bfd, sectionstr);
if (section == NULL)
return -1;
size = bfd_section_size (core_bfd, section);
if (offset >= size)
return 0;
size -= offset;
if (size > len)
size = len;
if (size > 0
&& !bfd_get_section_contents (core_bfd, section, readbuf,
(file_ptr) offset, size))
{
warning (_("Couldn't read SPU section in core file."));
return -1;
}
return size;
}
else if (readbuf)
{
/* NULL annex requests list of all present spuids. */
struct spuid_list list;
list.buf = readbuf;
list.offset = offset;
list.len = len;
list.pos = 0;
list.written = 0;
bfd_map_over_sections (core_bfd, add_to_spuid_list, &list);
return list.written;
}
return -1;
default:
if (ops->beneath != NULL)
return ops->beneath->to_xfer_partial (ops->beneath, object, annex,