040000 tree 324645c28151d7ae78262a678f7e7fe501dcbc69	android
040000 tree 791e4d923ca13eda984cffc50a0e59d0beb49150	linux
040000 tree 753b22cc193d9dffcc35ff3136358821d5e0cd8c	openiotsdk
040000 tree 56e0ed45238ea04fe598f4477b5ee6fd5c97d74d	tv-common