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ChangeLog:

Browse Source 
* remote.c (remote_write_qxfer): New function.
	(remote_xfer_partial): Add handling for TARGET_OBJECT_SPU.
	(remote_read_qxfer): Do not cache empty objects.
	(_initialize_remote): Add PACKET_qXfer_spu_read and
	PACKET_qXfer_spu_write.

doc/ChangeLog:

	* gdb.texinfo (General Query Packets): Document qXfer:spu:read
	and qXfer:spu:write packets and mention them under qSupported.

gdbserver/ChangeLog:

	* remote-utils.c (decode_xfer_write): New function.
	* server.h (decode_xfer_write): Add prototype.
	* server.c (handle_query): Add PACKET_LEN argument.  Support
	qXfer:spu:read and qXfer:spu:write packets.
	(main): Pass packet_len to handle_query.
	* spu-low.c (spu_target_ops): Add spu_proc_xfer_spu.
	* target.h (target_ops): Add qxfer_spu.
This commit is contained in:
Ulrich Weigand
2007-06-12 14:38:32 +00:00
parent 23d964e7b6
commit 0e7f50da78
10 changed files with 244 additions and 13 deletions
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72
gdb/gdbserver/server.c
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@@ -141,7 +141,7 @@ decode_xfer_read (char *buf, char **annex, CORE_ADDR *ofs, unsigned int *len)
return -1;
*buf++ = 0;
/* After the read/write marker and annex, qXfer looks like a
/* After the read marker and annex, qXfer looks like a
traditional 'm' packet. */
decode_m_packet (buf, ofs, len);
@@ -255,7 +255,7 @@ monitor_show_help (void)
/* Handle all of the extended 'q' packets. */
void
handle_query (char *own_buf, int *new_packet_len_p)
handle_query (char *own_buf, int packet_len, int *new_packet_len_p)
{
static struct inferior_list_entry *thread_ptr;
@@ -314,6 +314,69 @@ handle_query (char *own_buf, int *new_packet_len_p)
return;
}
if (the_target->qxfer_spu != NULL
&& strncmp ("qXfer:spu:read:", own_buf, 15) == 0)
{
char *annex;
int n;
unsigned int len;
CORE_ADDR ofs;
unsigned char *spu_buf;
strcpy (own_buf, "E00");
if (decode_xfer_read (own_buf + 15, &annex, &ofs, &len) < 0)
return;
if (len > PBUFSIZ - 2)
len = PBUFSIZ - 2;
spu_buf = malloc (len + 1);
if (!spu_buf)
return;
n = (*the_target->qxfer_spu) (annex, spu_buf, NULL, ofs, len + 1);
if (n < 0)
write_enn (own_buf);
else if (n > len)
*new_packet_len_p = write_qxfer_response
(own_buf, spu_buf, len, 1);
else
*new_packet_len_p = write_qxfer_response
(own_buf, spu_buf, n, 0);
free (spu_buf);
return;
}
if (the_target->qxfer_spu != NULL
&& strncmp ("qXfer:spu:write:", own_buf, 16) == 0)
{
char *annex;
int n;
unsigned int len;
CORE_ADDR ofs;
unsigned char *spu_buf;
strcpy (own_buf, "E00");
spu_buf = malloc (packet_len - 15);
if (!spu_buf)
return;
if (decode_xfer_write (own_buf + 16, packet_len - 16, &annex,
&ofs, &len, spu_buf) < 0)
{
free (spu_buf);
return;
}
n = (*the_target->qxfer_spu)
(annex, NULL, (unsigned const char *)spu_buf, ofs, len);
if (n < 0)
write_enn (own_buf);
else
sprintf (own_buf, "%x", n);
free (spu_buf);
return;
}
if (the_target->read_auxv != NULL
&& strncmp ("qXfer:auxv:read:", own_buf, 16) == 0)
{
@@ -403,6 +466,9 @@ handle_query (char *own_buf, int *new_packet_len_p)
if (the_target->read_auxv != NULL)
strcat (own_buf, ";qXfer:auxv:read+");
if (the_target->qxfer_spu != NULL)
strcat (own_buf, ";qXfer:spu:read+;qXfer:spu:write+");
if (get_features_xml ("target.xml") != NULL)
strcat (own_buf, ";qXfer:features:read+");
@@ -809,7 +875,7 @@ main (int argc, char *argv[])
switch (ch)
{
case 'q':
handle_query (own_buf, &new_packet_len);
handle_query (own_buf, packet_len, &new_packet_len);
break;
case 'Q':
handle_general_set (own_buf);