@@ -774,10 +774,21 @@ static void qbus_print(Monitor *mon, BusState *bus, int indent)
}
#undef qdev_printf
-void do_info_qtree(Monitor *mon)
+void do_info_qtree(Monitor *mon, const QDict *qdict)
{
- if (main_system_bus)
- qbus_print(mon, main_system_bus, 0);
+ const char *id;
+ BusState *bus = main_system_bus;
+ DeviceState *dev;
+
+ if (qdict != NULL && (id = qdict_get_try_str(qdict, "id")) != NULL) {
+ bus = qbus_find_recursive(main_system_bus, id, NULL);
+ if (bus == NULL && (dev = qdev_find_recursive(main_system_bus, id)) != NULL) {
+ bus = dev->parent_bus;
+ }
+ }
+ if (bus) {
+ qbus_print(mon, bus, 0);
+ }
}
void do_info_qdm(Monitor *mon)
@@ -183,7 +183,7 @@ DeviceState *qdev_find_recursive(BusState *bus, const char *id);
/*** monitor commands ***/
-void do_info_qtree(Monitor *mon);
+void do_info_qtree(Monitor *mon, const QDict *qdict);
void do_info_qdm(Monitor *mon);
int do_device_add(Monitor *mon, const QDict *qdict, QObject **ret_data);
int do_device_del(Monitor *mon, const QDict *qdict, QObject **ret_data);
@@ -640,6 +640,26 @@ static void user_async_info_handler(Monitor *mon, const mon_cmd_t *cmd)
}
}
+static const char* do_info_sub_args_type(const QDict *qdict)
+{
+ const mon_cmd_t *cmd;
+ const char *item = qdict_get_try_str(qdict, "item");
+
+ if (!item) {
+ return NULL;
+ }
+ for (cmd = info_cmds; cmd->name != NULL; cmd++) {
+ if (compare_cmd(item, cmd->name)) {
+ break;
+ }
+ }
+
+ if (cmd->name == NULL) {
+ return NULL;
+ }
+ return cmd->args_type;
+}
+
static void do_info(Monitor *mon, const QDict *qdict)
{
const mon_cmd_t *cmd;
@@ -669,7 +689,11 @@ static void do_info(Monitor *mon, const QDict *qdict)
qobject_decref(info_data);
}
} else {
- cmd->mhandler.info(mon);
+ if (cmd->params != NULL && cmd->params[0] != 0) {
+ cmd->mhandler.cmd(mon, qdict);
+ } else {
+ cmd->mhandler.info(mon);
+ }
}
return;
@@ -2586,10 +2610,10 @@ static const mon_cmd_t info_cmds[] = {
},
{
.name = "qtree",
- .args_type = "",
- .params = "",
- .help = "show device tree",
- .mhandler.info = do_info_qtree,
+ .args_type = "id:s?",
+ .params = "device",
+ .help = "show device tree (optional root bus/device)",
+ .mhandler.cmd = do_info_qtree,
},
{
.name = "qdm",