in case of Android open source project and Android automotive OS currently we are customizing that one but we are not directly involved but in the case of system UI some set of particular hardwares like camera and DVR kind of thing SVN some set of like CAN signals in that scenario sometimes you may need to access the data from the hardware abstraction layer and also in that scenario sometimes we may need to work on the framework layer or the C++ I mean native lib and all so to get data from the lower level lower layer of the Android architecture
