040000 tree 81c7ef4bb12f32edb17c5c914296faa1ba8fe0c1	arduino
040000 tree f813a13ac6064a0ee263b0b7df01fe45a48c9e92	docs
040000 tree 2291c6124c3db4abb9c57d65b2f75a100d86892e	host
040000 tree 8dfa0121c47f67c27659e363a9fdbaebeff6a2f9	lm3s6965evb-qemu
040000 tree 514a101377e7c7692747b5a715ef654e6072dbea	stm32f429i-disc1