040000 tree fc08d3c856671157c79ff66d05e19b48795292ff	bbr
040000 tree 65419c77130e108f252eed130fff34fc04022cec	bbsim
040000 tree bdc19ef77cd7941fb612759619a250f4fe72a340	bbsimctl
040000 tree beeaafaa2c21836223206a430d70a0269ac13fa0	common