040000 tree da93d28f9ac0bdceb76b23e5d7c0dfeaa27ef25e	android
040000 tree c01f943f76ea9f8d6bc3ddd1c11f467db9b8c6de	linux
040000 tree c1e8a8a80236f2574e09b85352dcb0651de6c04d	openiotsdk
040000 tree 42a8086ed2f6315ac9573db0d22b29028febb3a5	tv-common