Article ID: 000087360 Content Type: Troubleshooting Last Reviewed: 12/05/2024

Why does the Stratix® 10 PCIe* IP core infer a latch when used in root port mode?

Environment

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

When using the Stratix® 10 PCIe* IP core in root port mode, the following inferred latch warning will be reported during analysis and synthesis:

Warning (13228): Verilog HDL or VHDL warning at altera_pcie_s10_rp_reg.sv(368): latch inferred for net eop_cycles[3]

This problem has been confirmed as a bug.

Resolution

No workaround for this problem exists.

This problem is fixed beginning with the Quartus® Prime Pro Edition Software version 18.1

Related Products

This article applies to 1 products

Intel® Stratix® 10 FPGAs and SoC FPGAs

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