1.10. P-Tile IP for PCI Express IP Cores v8.1.0
| Quartus® Prime Version | Description | Impact | 
|---|---|---|
| 22.2 | Added support for new configurations of a single x8 port at Gen3 and Gen4 to the P-tile Avalon Streaming IP for PCI Express. |   This IP can support one x8 interface in Endpoint mode only. Only the PIO design example supports simulation and hardware testing for the 1x8 interface.  |  
      
| Fixed the functional issue with the p#_app_req_retry_en_i port of the P-tile Avalon Streaming IP for PCI Express. | For applications that need to hold off on enumeration, use this port in Quartus Prime Pro from v22.2 onward. | 
| Configuration | PCIe IP Support | Design Example Support | Timing Support | ||||||
|---|---|---|---|---|---|---|---|---|---|
| EP | RP | BP | EP | RP | BP | -1 | -2 | -3 | |
| Gen4 x16 512-bit | S C T H | S C T H | S C T H | S C T H | N/A | N/A | 400 MHz | 400 MHz | N/A | 
| Gen4 x8/x8 256-bit | S C T H | N/A | S C T H | S C T H | N/A | N/A | 450 MHz | 450 MHz | 350 MHz | 
| Gen4 x8 256-bit | S C T H | N/A | N/A | S C T H | N/A | N/A | 450 MHz | 450 MHz | 350 MHz | 
| Gen4 x4/x4/x4/x4 128-bit | N/A | S C T H | S C T H | N/A | N/A | N/A | 450 MHz | 450 MHz | 350 MHz | 
| Gen3 x16 512-bit | S C T H | S C T H | S C T H | S C T H | N/A | N/A | 250 MHz | 250 MHz | 250 MHz | 
| Gen3 x8/x8 256-bit | S C T H | N/A | S C T H | S C T H | N/A | N/A | 250 MHz | 250 MHz | 250 MHz | 
| Gen3 x8 256-bit | S C T H | N/A | N/A | S C T H | N/A | N/A | 250 MHz | 250 MHz | 250 MHz | 
| Gen3 x4/x4/x4/x4 128-bit | N/A | S C T H | S C T H | N/A | N/A | N/A | 250 MHz | 250 MHz | 250 MHz | 
| Configuration | PCIe IP Support | Design Example Support | Timing Support | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| EP | RP | BP | EP | RP | BP | -1 | -2 | -3 | -4 | |
| Gen4 x16 512-bit | S C T H | S C T H | S C T H | S C T H | N/A | N/A | 500 MHz | 500 MHz | 450 MHz | N/A | 
| Gen4 x8/x8 256-bit | S C T H | N/A | S C T H | S C T H | N/A | N/A | 500 MHz | 500 MHz | 450 MHz | 350 MHz | 
| Gen4 x8 256-bit | S C T H | N/A | N/A | S C T H | N/A | N/A | 500 MHz | 500 MHz | 450 MHz | 350 MHz | 
| Gen4 x4/x4/x4/x4 128-bit | N/A | S C T H | S C T H | N/A | N/A | N/A | 500 MHz | 500 MHz | 450 MHz | 350 MHz | 
| Gen3 x16 512-bit | S C T H | S C T H | S C T H | S C T H | N/A | N/A | 250 MHz | 250 MHz | 250 MHz | 250 MHz | 
| Gen3 x8/x8 256-bit | S C T H | N/A | S C T H | S C T H | N/A | N/A | 250 MHz | 250 MHz | 250 MHz | 250 MHz | 
| Gen3 x8 256-bit | S C T H | N/A | N/A | S C T H | N/A | N/A | 250 MHz | 250 MHz | 250 MHz | 250 MHz | 
| Gen3 x4/x4/x4/x4 128-bit | N/A | S C T H | S C T H | N/A | N/A | N/A | 250 MHz | 250 MHz | 250 MHz | 250 MHz |