040000 tree 7282e8663fa19d219ab56ce07a8dd444c13125bd	android
040000 tree 22445b58f6054d17c7f025a47455ed575a57a564	linux
040000 tree fe7620e7d3a92039452eef37780804dfe1e065f6	openiotsdk
040000 tree ca21dc83df7a75b0fd47a4d9022784a1e0e7d147	tv-common