040000 tree 2e26f5db3439122424dfc869fd6ee301a0427033	firewire
040000 tree 515143ea1448d97bd560e43df02a2535df00dba3	perf
040000 tree 5cfa5754c902cf233545b3f6329f153a46656164	testing
040000 tree 71f87db9ce9c542b66fa3b8b1023e07a2808b063	usb