how to link the file to the SDRAM in qsys tools

hi everyone..can you help me? i try to connect the file to the SDRAM in qsys..and according to the journal that i found,i need to add the system and SDRAM clock for DE-series board through the university program library component..but unfortunately in my qsys, the university program library component didn't exist !!! :confused::confused:...what should i do now..hmmmm