040000 tree 992cf738a19b716e910f5bb9bf861e2071b0b75e	iss
040000 tree 2f9bbbea20e456def73efc43050aafa57567d183	s6105
040000 tree a9dc0e286d178576e2854336e9378fd31750cf32	xt2000
040000 tree 1213715ad1b1da4288a3374c9c0241a627b7f45a	xtfpga