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VCham's avatar
VCham
Icon for Occasional Contributor rankOccasional Contributor
3 years ago

Unconstrained I/O when using design partitions

Hello I am doing late floorplanning and have started with setting up design partitions. To start I have a single partition set to post-fit. My issue is that upon compilation, I get a ton of unc...
VCham's avatar
VCham
Icon for Occasional Contributor rankOccasional Contributor
3 years ago

Before attempting partitioning, my design was fully complete. There were zero unconstrained I/O. Timing was being met.

When I added a design partition, the TimeQuest Analyzer reported 46 unconstrained output ports. Looking at the signals they are just an avalon memory mapped address bus that is an input to the partition. I am not sure why it's being called out as unconstrained.