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RHobb's avatar
RHobb
Icon for Occasional Contributor rankOccasional Contributor
19 days ago

Terasic P16E-FMCP PCIE Express 3.0 compatibility issues with AMD processors

Hi I bought the Terasic P16E-FMCP to use on my Terasic Apollo S10 SOM board for PCI Express 3.0 implimentation. However after testing the included program, it did not work, so I emailed Terasic Supp...
Pcie
RHobb's avatar
RHobb
Icon for Occasional Contributor rankOccasional Contributor
18 days ago

It is connected. 

I confirmed this through the demo program, which only runs for a single byte/read/write to query the LEDS and input from SWITCH, but the READ/WRITE from memory back to PCI space does not work. Terasic had me send the screenshots from the memory space it was supposed to write to, and did not match expected results.  

RongY_altera's avatar
RongY_altera
Icon for Contributor rankContributor
18 days ago

Since you have PCIe connection and can do a single byte operation to LEDs, this means the link and driver should be fine. 

 

Pls provide your lspci info for check.

 

You can replace the PIO in your design with an on-chip mem to see if the read/write still works.

 

 

Regards,

Rong