nvme_mapper ip leak

[helloworld1983]

when source design_1.tcl vivado can not found nvme_mapper

[happytree718]

Please follow the instructions in Readme to get all the necessary files first. The nvme_mapper is defined in the local_pcores directory.
https://github.com/UIUC-ChenLab/FSSD?tab=readme-ov-file#obtaining-the-required-files