Why does the BVALID fail to de-assert and the BRESP fail to assert when doing back-to-back writes to the VCU, which can result in a VCU Hang?
This is more likely to occur during multi-stream use cases.
This is a known issue with the H.264/H.265 Video Codec Unit (VCU) LogiCORE IP v1.0 and v1.1.
This issue has been fixed in Vivado 2018.2 and later.
Users should update to the latest version of the IP.