Device Family: Arria® II GX

Type: Answers

Area: EMIF, Intellectual Property


IP Product: Renewal DDR2 Controller supporting ALTMEMPHY

Warning: Ignored filter at {variable name}_phy_ddr_pins.tcl(965):{variable name}_phy:*|* could not be matched with a keeper

Description

You may see the warning message when you are using ALTMEMPHY based Altera DDRx High Performance Controller and the SDC file created with the IP can not find the internal node in the IP. The root cause is that the node path consists of instance name only instead of entity name and instance name.

In your QSF file:

If you have an assignment

set_global_assignment -name PROJECT_SHOW_ENTITY_NAME OFF

change it to

set_global_assignment -name PROJECT_SHOW_ENTITY_NAME ON