big model loaded chime (#38420)

play chime when big model is loaded

openpilot/cereal/log.capnp

@@ -129,6 +129,7 @@ struct OnroadEvent @0xc4fa6047f024e718 {
     userBookmark @95;
     excessiveActuation @96;
     bigModelLoading @100;
+    bigModelReady @101;
 
     lowBatteryDEPRECATED @40;
     soundsUnavailableDEPRECATED @47;

openpilot/selfdrive/selfdrived/events.py

@@ -413,6 +413,10 @@ EVENTS: dict[int, dict[str, Alert | AlertCallbackType]] = {
     ET.NO_ENTRY: NoEntryAlert("Big Model Loading"),
   },
 
+  EventName.bigModelReady: {
+    ET.PERMANENT: EngagementAlert(AudibleAlert.complete),
+  },
+
   EventName.lateralManeuver: {
     ET.WARNING: longitudinal_maneuver_alert,
     ET.PERMANENT: NormalPermanentAlert("Lateral Maneuver Mode"),

openpilot/selfdrive/selfdrived/selfdrived.py

@@ -160,6 +160,8 @@ class SelfdriveD:
     loading = self.params.get_bool("UsbGpuLoading")
     if self.big_model_loading and not loading:
       self.big_model_ready_t = time.monotonic()
+      if self.params.get_bool("UsbGpuActive"):
+        self.events.add(EventName.bigModelReady)
     self.big_model_loading = loading
     if self.big_model_loading:
       self.events.add(EventName.bigModelLoading)