Article ID: 000076833 Content Type: Troubleshooting Last Reviewed: 07/21/2020

Why does my Intel® P-Tile Avalon®-ST for PCI Express* IP RX interface behave differently depending on the reset condition?

Environment

    Intel® Quartus® Prime Pro Edition
    Avalon-ST Intel® Stratix® 10 Hard IP for PCI Express
    PCI Express
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Description

The Intel® P-Tile Avalon®-ST for PCI Express* IP implements a deskew module in the FPGA fabric to realign receive side packets coming from Embedded Multi-die Interconnect Bridge (EMIB) interface. The deskew module has a reset problem that could cause misalignment on the Avalon-ST RX interface.

Resolution

This problem is fixed in the Intel® Quartus® Prime Pro Edition software version 20.1. 

Related Products

This article applies to 2 products

Intel Agilex® 7 FPGAs and SoC FPGAs F-Series
Intel® Stratix® 10 DX FPGA

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