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-rw-r--r--src/openocd.c2
-rw-r--r--src/server/gdb_server.c79
-rw-r--r--src/server/gdb_server.h3
3 files changed, 49 insertions, 35 deletions
diff --git a/src/openocd.c b/src/openocd.c
index 01e9e79c..7f6af4c5 100644
--- a/src/openocd.c
+++ b/src/openocd.c
@@ -154,7 +154,7 @@ COMMAND_HANDLER(handle_init_command)
/* initialize telnet subsystem */
telnet_init("Open On-Chip Debugger");
- gdb_init();
+ gdb_target_add_all(all_targets);
tcl_init(); /* allows tcl to just connect without going thru telnet */
target_register_event_callback(log_target_callback_event_handler, CMD_CTX);
diff --git a/src/server/gdb_server.c b/src/server/gdb_server.c
index 3c099fa0..7fb36e41 100644
--- a/src/server/gdb_server.c
+++ b/src/server/gdb_server.c
@@ -2189,55 +2189,68 @@ int gdb_input(struct connection *connection)
return ERROR_OK;
}
-int gdb_init(void)
+static int gdb_target_start(struct target *target, uint16_t port)
{
- struct gdb_service *gdb_service;
- struct target *target = all_targets;
+ bool use_pipes = 0 == port;
+ struct gdb_service *gdb_service = malloc(sizeof(struct gdb_service));
+ if (NULL == gdb_service)
+ return -ENOMEM;
- if (!target)
- {
- LOG_WARNING("no gdb ports allocated as no target has been specified");
- return ERROR_OK;
- }
+ gdb_service->target = target;
+ add_service("gdb", use_pipes ? CONNECTION_PIPE : CONNECTION_TCP,
+ port, 1, &gdb_new_connection, &gdb_input,
+ &gdb_connection_closed, gdb_service);
+
+ const char *name = target_name(target);
+ if (use_pipes)
+ LOG_DEBUG("gdb service for target '%s' using pipes", name);
+ else
+ LOG_DEBUG("gdb service for target '%s' on TCP port %u", name, port);
+ return ERROR_OK;
+}
+
+int gdb_target_add_one(struct target *target)
+{
if (gdb_port == 0 && server_use_pipes == 0)
{
LOG_INFO("gdb port disabled");
return ERROR_OK;
}
- if (server_use_pipes)
+ bool use_pipes = server_use_pipes;
+ static bool server_started_with_pipes = false;
+ if (server_started_with_pipes)
{
- /* only a single gdb connection when using a pipe */
+ LOG_WARNING("gdb service permits one target when using pipes");
+ if (0 == gdb_port)
+ return ERROR_OK;
- gdb_service = malloc(sizeof(struct gdb_service));
- gdb_service->target = target;
+ use_pipes = false;
+ }
- add_service("gdb", CONNECTION_PIPE, 0, 1, gdb_new_connection, gdb_input, gdb_connection_closed, gdb_service);
+ int e = gdb_target_start(target, use_pipes ? 0 : gdb_port++);
+ if (ERROR_OK == e)
+ server_started_with_pipes |= use_pipes;
- LOG_DEBUG("gdb service for target %s using pipes",
- target_name(target));
+ return e;
+}
+
+int gdb_target_add_all(struct target *target)
+{
+ if (NULL == target)
+ {
+ LOG_WARNING("gdb services need one or more targets defined");
+ return ERROR_OK;
}
- else
+
+ while (NULL != target)
{
- unsigned short port = gdb_port;
+ int retval = gdb_target_add_one(target);
+ if (ERROR_OK != retval)
+ return retval;
- while (target)
- {
- gdb_service = malloc(sizeof(struct gdb_service));
- gdb_service->target = target;
-
- add_service("gdb", CONNECTION_TCP,
- port, 1,
- gdb_new_connection, gdb_input,
- gdb_connection_closed, gdb_service);
-
- LOG_DEBUG("gdb service for target %s at TCP port %i",
- target_name(target),
- port);
- target = target->next;
- port++;
- }
+ target = target->next;
}
return ERROR_OK;
diff --git a/src/server/gdb_server.h b/src/server/gdb_server.h
index a8e8dadb..04149751 100644
--- a/src/server/gdb_server.h
+++ b/src/server/gdb_server.h
@@ -52,7 +52,8 @@ struct gdb_service
struct target *target;
};
-int gdb_init(void);
+int gdb_target_add_one(struct target *target);
+int gdb_target_add_all(struct target *target);
int gdb_register_commands(struct command_context *command_context);
#define ERROR_GDB_BUFFER_TOO_SMALL (-800)