B6 shutdown Lua and else

firmware/config/engines/vw_b6.cpp

@@ -82,6 +82,7 @@ static void commonPassatB6() {
 
 	gppwm_channel *coolantControl = &engineConfiguration->gppwm[0];
 	strcpy(engineConfiguration->gpPwmNote[0], "Rad Fan");
+	coolantControl->loadAxis = GPPWM_Clt;
 
 	coolantControl->pwmFrequency = 25;
 	coolantControl->loadAxis = GPPWM_FuelLoad;
@@ -125,6 +126,35 @@ static void commonPassatB6() {
 	engineConfiguration->useETBforIdleControl = true;
 	engineConfiguration->injectionMode = IM_SEQUENTIAL;
 	engineConfiguration->crankingInjectionMode = IM_SEQUENTIAL;
+
+	strncpy(config->luaScript, R"(
+canRxAdd(0x050)
+
+shallSleep = Timer.new();
+
+-- we want to turn on with hardware switch while ignition key is off
+hadIgnitionEvent = false;
+
+function onCanRx(bus, id, dlc, data)
+	print('got CAN id=' ..id ..' dlc=' ..dlc)
+	id11 = id % 2048
+	if id11 == 0x050 then
+		-- looks like we have ignition key do not sleep!
+		shallSleep:reset();
+		hadIgnitionEvent = true;
+	end
+end
+
+function onTick()
+
+   if hadIgnitionEvent and shallSleep:getElapsedSeconds() > 3 then
+     -- looks like ignition key was removed
+     mcu_standby()
+   end
+end
+
+)", efi::size(config->luaScript));
+#endif
 }
 
 /**

firmware/controllers/can/can_dash.cpp

@@ -230,6 +230,7 @@ void canDashboardFiat(CanCycle cycle) {
 void canDashboardVAG(CanCycle cycle) {
 	if (cycle.isInterval(CI::_10ms)) {
 		{
+			// https://github.com/commaai/opendbc/blob/57c8340a180dd8c75139b18050eb17c72c9cb6e4/vw_golf_mk4.dbc#L394
 			//VAG Dashboard
 			CanTxMessage msg(CanCategory::NBC, CAN_VAG_Motor_1);
 			msg.setShortValue(Sensor::getOrZero(SensorType::Rpm) * 4, 2); //RPM