Article ID: 000085371 Content Type: Troubleshooting Last Reviewed: 01/08/2014

What is the description of the MsiIntfc_o[81:0] and MsixIntfc_o[15:0] signals?

Environment

  • PCI Express
    • BUILT IN - ARTICLE INTRO SECOND COMPONENT
    Description

    If you select Enable multiple MSI/MSI-X support under the Avalon Memory-Mapped (Avalon-MM) System Settings banner in Hard IP for PCI Express® MegaWizard™ window, it exports MsiIntfc_o[81:0] and MsixIntfc_o[15:0] signals.

    The description of these signals are below:

    MsiIntfc_o[63:0]  --- MSI address
    MsiIntfc_o[79:64]  --- MSI data
    MsiIntfc_o[80] --- MSI enable
    MsiIntfc_o[81] --- Master enable

    MsixIntfc_o[15:0] --- MSI-X message control

    Related Products

    This article applies to 1 products

    Intel® Programmable Devices

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