040000 tree 4ad27159abafcea52e1ca90343606faf353703f8	android
040000 tree 22445b58f6054d17c7f025a47455ed575a57a564	linux
040000 tree fe7620e7d3a92039452eef37780804dfe1e065f6	openiotsdk
040000 tree ebda5199da6da19084c93f9236fa54580704ce36	tv-common