Article ID: 000093090 Content Type: Troubleshooting Last Reviewed: 08/09/2023

Why are there timing violations within the Triple-Speed Ethernet Intel® FPGA IP implemented on the F-Tile of Intel Agilex® 7 FPGA devices?

Environment

  • Intel® Quartus® Prime Pro Edition
  • Triple-Speed Ethernet Intel® FPGA IP
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    Description

    Due to a problem in the Intel® Quartus® Prime Pro Edition Software version 22.3 and earlier, you may see timing violations on the following paths within the Triple-Speed Ethernet Intel® FPGA IP implemented on the F-Tile of Intel Agilex® 7 FPGA devices:

    From Node : i_ptp|eth_tse_0|i_tse_pcs_0|alt_mge_pcs20_inst|enc20|enc0|eout_dat[0]                   
    To Node : phymac_100g_ftile_auto_tiles|z1577a_x0_y166_n0|hdpldadapt_tx_chnl_23~pld_tx_clk1_dcm.reg

    From Node : phymac_100g_ftile_auto_tiles|z1577a_x0_y166_n0|hdpldadapt_rx_chnl_23~pld_rx_clk1_dcm.reg
    To Node : i_ptp|eth_tse_0|i_tse_pcs_0|alt_mge_pcs20_inst|rx_datain_reg_sc[5]

     

     

    Resolution

    A patch is available to fix this problem for the Intel® Quartus® Prime Pro Edition Software version 22.3. Download and install patch 0.25 from the following links:

    This issue has been fixed starting with Intel® Quartus® Prime Pro Edition Software version 22.4.

    Related Products

    This article applies to 1 products

    Intel Agilex® 7 FPGAs and SoC FPGAs