040000 tree 6bfb2abf7619102c34b0b7e937aa5d6245d7b6aa	android
040000 tree fd6e4f595825ce0380f6dcf53627033c96a03838	linux
040000 tree c1e8a8a80236f2574e09b85352dcb0651de6c04d	openiotsdk
040000 tree acad34822df3105007a605ea8725e8b74944d69d	tv-common