We have detected your current browser version is not the latest one. Xilinx.com uses the latest web technologies to bring you the best online experience possible. Please upgrade to a Xilinx.com supported browser:Chrome, Firefox, Internet Explorer 11, Safari. Thank you!

AR# 65443

DMA Subsystem for PCI Express - Release Notes and Known Issues for Vivado 2015.3 and newer tool versions


This answer record contains the Release Notes and Known Issues for the DMA Subsystem for PCI Express Core and includes the following:

  • General Information
  • Known and Resolved Issues
  • Revision History

This Release Notes and Known Issues Answer Record is for the core generated in Vivado 2015.3 and newer tool versions.


Supported devices can be found in the following three locations:

  • Open the Vivado tool -> IP Catalog, right-click on the IP and select Compatible Families.
  • For a list of new features and added device support for all versions, see the Change Log file available with the core in Vivado design tools.
  • PCIe DMA Subsystem Product Guide (PG195)


Version Table

This table correlates the core version to the first Vivado design tools release version in which it was included.

Core Version Vivado Tools Version
v4.0 (Rev1) 2017.4
v4.0 2017.3
v3.1(Rev1) 2017.2
v3.1 2017.1
v3.0 (Rev1) 2016.4
v3.0 2016.3
v2.0 (Rev1) 2016.2
v2.0 2016.1
v1.0 (Rev1) 2015.4


Tactical Patch

The following table provides a list of tactical patches for the DMA Subsystem for PCI Express core applicable on corresponding Vivado tool versions.

Answer Record Core Version (After installing the Patch) Tool Version
(Xilinx Answer 66500) v1.0 (Rev. 66500)
(Xilinx Answer 67111) v2.0 (Rev. 67111) 2016.1
(Xilinx Answer 67421) v2.0 (Rev. 67421) 2016.2
(Xilinx Answer 68111) v3.0 (Rev. 68111) 2016.3
(Xilinx Answer 68259)
v3.0 (Rev. 68259) 2016.3
(Xilinx Answer 68478) v3.1 (Rev. 68478) 2016.4
(Xilinx Answer 68512) v3.1 (Rev. 68512) 2016.4
(Xilinx Answer 69275) v3.1 (Rev. 69275) 2017.1
(Xilinx Answer 69405) v3.1(Rev. 69405) 2017.2
(Xilinx Answer 70012) v4.0 (Rev. 70012) 2017.3
(Xilinx Answer 70324)
v4.0 (Rev 70324) / v4.0 (Rev 70325)


Known and Resolved Issues

The following table provides known issues for the DMA Subsystem for PCI Express core, starting with v1.0, initially released in Vivado 2015.3.

Note: The "Version Found" column lists the version the problem was first discovered.


The problem might also exist in earlier versions, but no specific testing has been performed to verify earlier versions.

Answer Record Title Version Found Version Resolved
(Xilinx Answer 70324) Tactical patch for issue fixes
v4.0 / v4.0 (Rev1)
Not Resolved Yet
(Tactical Patch Provided)
(Xilinx Answer 70012) Tactical patch for issue fixes and enhancements v4.0
(Xilinx Answer 69405) Tactical patch for issue fixes and enhancements v3.1(Rev1)
(Xilinx Answer 69275) Support for x8gen3 in -2LV UltraScale devices v3.1 v3.1(Rev1
(Xilinx Answer 68512) Patch for different issues v3.0 (Rev1) v3.1
(Xilinx Answer 68478) x16 Support in xczu7ev (fbv900 and ffvc1156) Devices v3.0 (Rev1) v3.1
(Xilinx Answer 68617) x16 lane support in VCU118 (xcvu9p-flga2104 -2L device) v3.0 (Rev 1) v3.1
(Xilinx Answer 68259) FATAL_ERROR: Vivado Simulator kernel has discovered an exceptional condition from which it cannot recover. Process will terminate. v3.0
v3.0 (Rev1)
(Xilinx Answer 68205) Gen3x8 on UltraScale -1, -1L, -1LV, -1H, -1HV devices and 250Mhz user clock support v3.0
v3.0 (Rev1)
(Xilinx Answer 68111) Tactical Patch
v3.0 (Rev1)
(Xilinx Answer 67421) Prefetchable support for 64-bit BAR v2.0(Rev1) v3.0
(Xilinx Answer 66500)
IDLE STOP is not set correctly
(Xilinx Answer 67111) Issue with Legacy Interrupt Mode and MSI-X Table Offset v2.0 v2.0(Rev1)


Other Information:

(Xilinx Answer 65444) Xilinx PCI Express DMA Drivers and Software Guide
(Xilinx Answer 68049) DMA Subsystem for PCI Express (Vivado 2016.3) - Performance Numbers

Revision History:

30/09/2015 Initial Release
02/20/2016 Added (Xilinx Answer 66500)
04/13/2016 Updated for 2016.1 Release
06/06/2016 Added (Xilinx Answer 67111)
08/06/2016 Updated for 2016.2 Release
07/29/2016 Added (Xilinx Answer 67421)
10/05/2016 Updated for 2016.3 Release
10/30/2016 Added (Xilinx Answer 68111)
11/16/2016 Added (Xilinx Answer 68205)
11/23/2016 Added (Xilinx Answer 68259)
02/03/2017 Added (Xilinx Answer 68617) / (Xilinx Answer 68478) / (Xilinx Answer 68512)
08/14/2017 Added (Xilinx Answer 69405)
11/23/2017 Added (Xilinx Answer 70012)
02/02/2018 Added (Xilinx Answer 70324)

Linked Answer Records

Associated Answer Records

AR# 65443
Date 02/23/2018
Status Active
Type Release Notes
  • DMA for PCI Express (PCIe) Subsystem
Page Bookmarked