AR# 70294


DisplayPort 1.4 RX Subsystem - Release Notes and Known Issues for Vivado 2018.1 and newer tool versions


This answer record contains the Release Notes and Known Issues for the DisplayPort 1.4 RX Subsystem and includes the following:

  • General Information
  • Known and Resolved Issues
  • Revision History

DisplayPort 1.4 RX Subsystem Page:


General Information

Supported Devices can be found in the following three locations:

For a list of new features and added device support for all versions:
  • Subsystem or IP - See the Change log included with the core in Vivado.
  • Subsystem or IP - Click on the Change log links below.
  • Standalone Software Drivers - See the Change log included with the Doxygen Drivers in Xilinx SDK
  • Standalone Software Drivers - GitHub Software Driver Repo



Please seek technical support via the Video Board of the Xilinx Community Forums.

The Xilinx Forums are a great resource for technical support.

The entire Xilinx User Community is available to help here, and you can ask questions and collaborate with Xilinx experts to get the solutions you need.


Version Table

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

Table 1: Versions

Core VersionVivado Tools VersionSubsystem Change logSubsystem PatchesStandalone Software Driver Patches
v3.02020.2(Xilinx Answer 75786)  
v2.1 (Rev. 2)2020.1(Xilinx Answer 73626)  
v2.1 (Rev. 1)2019.2(Xilinx Answer 72923)(Xilinx Answer 73261) 
v2.12019.1(Xilinx Answer 72242)(Xilinx Answer 72714) 
v2.02018.3(Xilinx Answer 71806)  
v1.0 (Rev. 1)2018.2(Xilinx Answer 71212)  
v1.02018.1(Xilinx Answer 70699)  

General Guidance

The table below provides Answer Records for general guidance when using the DisplayPort 1.4 RX Subsystem.

Table 2: General Guidance

Article NumberArticle Title
(Xilinx Answer 75465)Where can I find MCDP6000 schematics and information?
(Xilinx Answer 73571)Why do I see incorrect MSA values reported by the RX core?
(Xilinx Answer 72188)2018.3 - ZCU102 Example Design Application fails to build in SDK with "undefined reference" errors
(Xilinx Answer 71773)Does the DisplayPort Subsystems IPs support active or passive adaptors to HDMI, DVI or VGA?
(Xilinx Answer 71499)What video resolutions are supported by the IP and can the IP support custom resolutions?
(Xilinx Answer 71373)What clock needs to be used as GT reference clock?
(Xilinx Answer 70130)Why does the video resolution not match between the GPU settings and the RX MSA registers?
(Xilinx Answer 71085)2018.1 - KCU105 Example design - Why is a license required for a Video AXI4S Remapper IP and how can I found this license?
(Xilinx Answer 68227)Video Common Library - How do I add support for custom resolutions to the Video Timing Table?
(Xilinx Answer 66741)HDCP 2.2 - HDCP1.x - Do I need to have both the HDCP 1.x and HDCP 2.2 cores, or is HDCP 2.2 backward compatible with HDCP 1.x?

Known and Resolved Issues

The following table provides known issues for the DisplayPort 1.4 RX Subsystem, starting with v1.0, initially released in Vivado 2018.1.

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.

Table 3: IP

Article NumberArticle TitleVersion FoundVersion Resolved

Table 4: Software Driver
Article NumberArticle TitleVersion FoundVersion Resolved
(Xilinx Answer 72714)ZCU102 based RX only example design created using Vivado 2019.1 hangs when an Intel HD graphics source is used for DisplayPort EDID greater than 256 bytes  
(Xilinx Answer 72476)Why does the core fails to train at 8.1 Gbps on GTYE4 when DOWNSPREAD is enabled?v2.0v2.1 (Rev. 1)


Revision History: 
12/08/2020Added v3.0 to table
08/05/2020Added AR75465 to General Guidance
06/28/2020Added v2.1 (Rev. 2) to table
04/06/2020Added (Xilinx Answer 73571) to General Guidance
06/01/2020Added (Xilinx Answer 73192) to Version table and (Xilinx Answer 72714) to Software Driver known issues
10/18/2019Added (Xilinx Answer 66741) to General Guidance and v2.1 (Rev. 1) to Version table
06/24/2019Added (Xilinx Answer 72242) to the revision table and (Xilinx Answer 72476) to the known issues
04/05/2019Added (Xilinx Answer 72188) to General Guidance
11/30/2018Added v1.0 (Rev. 1) and v2.0 to Version table and (Xilinx Answer 71773) to General Guidance
08/30/2018Added (Xilinx Answer 71499) to General Guidance
07/26/2018Added (Xilinx Answer 71373) to General Guidance and v1.0 (Rev. 1) to Version Table
05/01/2018Added (Xilinx Answer 71085) to General Guidance
04/16/2018Initial Release



Answer Number 问答标题 问题版本 已解决问题的版本
56852 Xilinx Multimedia, Video and Imaging Solution Center - Top Issues N/A N/A


AR# 70294
日期 01/08/2021
状态 Active
Type 版本说明
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