Why are there incorrect Precision Time Protocol (PTP) latency measurement values when using the Intel® Stratix® 10 E-Tile Hard IP for Ethernet Intel FPGA IP.

Description

Due to a problem in the Intel® Quartus® Prime Pro Edition Software version 21.3 and later you may encounter incorrect Precision Time Protocol (PTP) latency measurement values when using the Intel® Stratix® 10 E-Tile Hard IP for Ethernet Intel FPGA IP.

Resolution

A patch is available to fix this problem for the Intel® Quartus® Prime Pro Edition Software version 21.3. Download and install patch 0.34 from the following links:

Intel® Quartus® Prime Pro Edition Software v21.3 Patch 0.34 for Linux (.run)
Intel® Quartus® Prime Pro Edition Software v21.3 Patch 0.34 for windows (.exe)
Readme for Intel® Quartus® Prime Pro Edition Software v21.3 Patch 0.34 (.txt)

This problem is scheduled to be fixed in a future version of the Intel Quartus Prime Pro Edition Software.