040000 tree fc08d3c856671157c79ff66d05e19b48795292ff	bbr
040000 tree 19f09fdf63caa3bcec59a1deebaf60419ce98860	bbsim
040000 tree bdc19ef77cd7941fb612759619a250f4fe72a340	bbsimctl
040000 tree 70d12522ddd275a3414666759aa50248f23c5aa6	common