040000 tree b98c43da3688edc8ebe9eced0face616f4794787	baremetal
040000 tree 862482aa18cba09c13559efd71d1fd460967274b	kvm
040000 tree 6e41b71d8104858a02ffca2ca1967659d258d1c8	ovm
040000 tree a25e213c5261c46bf8f92244d83a9ad9c7c9225c	simulator
040000 tree 920f7e3e69eec41fc10bc4c45721c70e6e5c8592	ucs
040000 tree e2a7e6d143aa51e019ac7c4f86a3b6dae3a62745	vmware
040000 tree 0f53b731907e7b301cfb64c113ba563f53ebf42f	xen