Stratix GX eval board components.

Hi. I just got Stratix GX Edition high speed evaluation kit from Altera. I need to use NIOS in Stratix portion of the kit to control the design in the StartixGX.

The refernce NIOS design iand the board has 2 components i cannot find. altera_avalon_epc16_flash, and altera_avalon_flash_29dl640d. Can anyone help.?

Thanks gera.