040000 tree 324645c28151d7ae78262a678f7e7fe501dcbc69	android
040000 tree 791e4d923ca13eda984cffc50a0e59d0beb49150	linux
040000 tree 753b22cc193d9dffcc35ff3136358821d5e0cd8c	openiotsdk
040000 tree d69299d45d8c4194d68e98d3603295e350f7e8a2	tv-common