* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
* warning only about subsequent ACK's. */
if (gdb_con->noack_mode > 1) {
LOG_WARNING("acknowledgment received, but no packet pending");
- } else {
+ } else if (gdb_con->noack_mode) {
LOG_DEBUG("Received first acknowledgment after entering noack mode. Ignoring it.");
gdb_con->noack_mode = 2;
}
static void gdb_signal_reply(struct target *target, struct connection *connection)
{
struct gdb_connection *gdb_connection = connection->priv;
- char sig_reply[20];
+ char sig_reply[45];
char stop_reason[20];
+ char current_thread[25];
int sig_reply_len;
int signal_var;
+ rtos_update_threads(target);
+
if (target->debug_reason == DBG_REASON_EXIT) {
sig_reply_len = snprintf(sig_reply, sizeof(sig_reply), "W00");
} else {
}
}
- sig_reply_len = snprintf(sig_reply, sizeof(sig_reply), "T%2.2x%s",
- signal_var, stop_reason);
+ current_thread[0] = '\0';
+ if (target->rtos != NULL) {
+ snprintf(current_thread, sizeof(current_thread), "thread:%016" PRIx64 ";", target->rtos->current_thread);
+ target->rtos->current_threadid = target->rtos->current_thread;
+ }
+
+ sig_reply_len = snprintf(sig_reply, sizeof(sig_reply), "T%2.2x%s%s",
+ signal_var, stop_reason, current_thread);
}
gdb_put_packet(connection, sig_reply, sig_reply_len);
gdb_connection->frontend_state = TARGET_HALTED;
- rtos_update_threads(target);
}
static void gdb_fileio_reply(struct target *target, struct connection *connection)
assert(reg_packet_size > 0);
reg_packet = malloc(reg_packet_size + 1); /* plus one for string termination null */
+ if (reg_packet == NULL)
+ return ERROR_FAIL;
+
reg_packet_p = reg_packet;
for (i = 0; i < reg_list_size; i++) {
LOG_DEBUG("addr: 0x%8.8" PRIx32 ", len: 0x%8.8" PRIx32 "", addr, len);
- if (unhexify((char *)buffer, separator, len) != (int)len)
+ if (unhexify(buffer, separator, len) != len)
LOG_ERROR("unable to decode memory packet");
retval = target_write_buffer(target, addr, len, buffer);
uint32_t len = 0;
int retval = ERROR_OK;
+ /* Packets larger than fast_limit bytes will be acknowledged instantly on
+ * the assumption that we're in a download and it's important to go as fast
+ * as possible. */
+ uint32_t fast_limit = 8;
/* skip command character */
packet++;
struct gdb_connection *gdb_connection = connection->priv;
- if (gdb_connection->mem_write_error) {
+ if (gdb_connection->mem_write_error)
retval = ERROR_FAIL;
- /* now that we have reported the memory write error, we can clear the condition */
- gdb_connection->mem_write_error = false;
- }
- /* By replying the packet *immediately* GDB will send us a new packet
- * while we write the last one to the target.
- */
- if (retval == ERROR_OK)
- gdb_put_packet(connection, "OK", 2);
- else {
+ if (retval == ERROR_OK) {
+ if (len >= fast_limit) {
+ /* By replying the packet *immediately* GDB will send us a new packet
+ * while we write the last one to the target.
+ * We only do this for larger writes, so that users who do something like:
+ * p *((int*)0xdeadbeef)=8675309
+ * will get immediate feedback that that write failed.
+ */
+ gdb_put_packet(connection, "OK", 2);
+ }
+ } else {
retval = gdb_error(connection, retval);
+ /* now that we have reported the memory write error, we can clear the condition */
+ gdb_connection->mem_write_error = false;
if (retval != ERROR_OK)
return retval;
}
gdb_connection->mem_write_error = true;
}
+ if (len < fast_limit) {
+ if (retval != ERROR_OK) {
+ gdb_error(connection, retval);
+ gdb_connection->mem_write_error = false;
+ } else {
+ gdb_put_packet(connection, "OK", 2);
+ }
+ }
+
return ERROR_OK;
}
if (packet_size > 6) {
char *cmd;
cmd = malloc((packet_size - 6) / 2 + 1);
- int len = unhexify(cmd, packet + 6, (packet_size - 6) / 2);
+ size_t len = unhexify((uint8_t *)cmd, packet + 6, (packet_size - 6) / 2);
cmd[len] = 0;
/* We want to print all debug output to GDB connection */
static int gdb_target_add_one(struct target *target)
{
+ if (strcmp(gdb_port, "disabled") == 0) {
+ LOG_INFO("gdb port disabled");
+ return ERROR_OK;
+ }
+
/* one gdb instance per smp list */
if ((target->smp) && (target->gdb_service))
return ERROR_OK;
int gdb_target_add_all(struct target *target)
{
+ if (strcmp(gdb_port, "disabled") == 0) {
+ LOG_INFO("gdb server disabled");
+ return ERROR_OK;
+ }
+
if (NULL == target) {
LOG_WARNING("gdb services need one or more targets defined");
return ERROR_OK;
tdesc_length = strlen(tdesc);
- struct fileio fileio;
+ struct fileio *fileio;
size_t size_written;
char *tdesc_filename = alloc_printf("%s.xml", target_type_name(target));
goto out;
}
- retval = fileio_write(&fileio, tdesc_length, tdesc, &size_written);
+ retval = fileio_write(fileio, tdesc_length, tdesc, &size_written);
- fileio_close(&fileio);
+ fileio_close(fileio);
if (retval != ERROR_OK)
LOG_ERROR("Error while writing the tdesc file");
"server listens for the next port number after the "
"base port number specified. "
"No arguments reports GDB port. \"pipe\" means listen to stdin "
- "output to stdout, an integer is base port number, \"disable\" disables "
+ "output to stdout, an integer is base port number, \"disabled\" disables "
"port. Any other string is are interpreted as named pipe to listen to. "
"Output pipe is the same name as input pipe, but with 'o' appended.",
.usage = "[port_num]",