Luca Benini, University of Bologna, Italy and Frank K. Gürkaynak, ETH Zürich, Switzerland held sessions of a lecture at ACACES20 Summer School, titled “Working with RISC-V: from open ISA to open Architecture to open Hardware”, where they also touched upon their work in EPI.
Videos from the sessions are available here:
https://www.hipeac.net/acaces/2020/#/program/courses/3/downloads/