Description
Beginning with Intel® Quartus® Prime Pro v18.0 Update 1 software, you can enable Loopback Master option for the Intel® Stratix® 10 Hard IP for PCI* Express Root Port.
Resolution
To enable the Loopback Master option of the Intel® Stratix® 10 Hard IP for PCI* Express Root Port:
- Open the IP GUI
- Right click on the Intel Stratix 10 Hard IP for PCI Express banner and select Show Hidden Parameters
- Scroll down until you see the Enable Loopback Master option and select it
- Do not modify any other hidden parameters
- Right click on the Intel Stratix 10 Hard IP for PCI Express banner and select Hide Hidden Parameters (optional but recommended)
- Select Generate HDL
This Loopback Master function is for link testing only. For normal PCIe* operation, deselect the Loopback Master option, regenerate HDL, and reimplement the design.