initial commit

applications/lofar2/libraries/ddrctrl/hdllib.cfg

applications/lofar2/libraries/ddrctrl/src/vhdl/ddrctrl.vhd

...r2/libraries/ddrctrl/src/vhdl/ddrctrl_address_counter.vhd

applications/lofar2/libraries/ddrctrl/tb/vhdl/tb_ddrctrl.vhd

.../libraries/ddrctrl/tb/vhdl/tb_ddrctrl_address_counter.vhd