040000 tree a3e99ae53bd765cb6ff6bc219d89e9e4cd8d02ad	baremetal
040000 tree 159a874a4a520d2ab469a521cc91ca30c24dc809	kvm
040000 tree 6e41b71d8104858a02ffca2ca1967659d258d1c8	ovm
040000 tree 83b7fa47bc7ff1c227748571d3916214eb6b9272	simulator
040000 tree c8ebb33b7986c5c49ed59d13b78da6c99451000f	ucs
040000 tree 6e4cbf71dd4f013fd665cd6c39175b2f7ed58f2c	vmware
040000 tree e64643bc9d0309c2ea9102d9e5af6597322efb73	xen