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040000 tree 595c5db81319d9041d8d41a982e94d4be5704bdf	hyperv
040000 tree d284b85ad67039a9e44e833895c9c3ec177c49a8	kvm
040000 tree c2c786b89c06f0e7f4a015d35aa74286db57145d	ovm
040000 tree e119a7b980df30e2947ee7ba3899021baf29b2ad	simulator
040000 tree f6e486574a6200daa1c8f74da1920789beb60ff5	ucs
040000 tree f7d832106874645f6892475865bf52a4de068ad6	vmware
040000 tree a7c49d99661d90a04c080b7a15e55919248036de	xen