Why will PMA of Triple Speed Ethernet Intel® FPGA IP undergo a reset sequence automatically whenever rx_freqlocked is lost?

Description

The PMA of Triple Speed Ethernet Intel® FPGA IP undergo a reset sequence automatically whenever rx_freqlocked is lost.

 

Resolution

The following patch provides a solution to ensure that the PMA will not reset whenever rx_freqlocked is lost.

Download the following Quartus® II software version 10.1 SP1 patch 1.77:

• Quartus II software version 10.1SP1 patch 1.77 for Window
• Quartus II software version 10.1SP1 patch 1.77 for Linux
• Quartus II software version 10.1SP1 ReadMe for patch 1.77

Caution:

You must either have installed the Quartus II software v10.1 SP1 previously or install the Quartus II software v10.1 SP1 before installing this patch. Otherwise, the patch will not be installed correctly and the Quartus II software will not run properly.

After you have installed the patch, regenerate your Triple Speed Ethernet Intel FPGA IP before you compile your design.