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AR# 69035

UltraScale/UltraScale+ DDR4 - Release Notes and Known Issues

Description

This answer record contains the Release Notes and Known Issues for the DDR4 UltraScale and UltraScale+ Cores and includes the following:

  • General Information
  • Known Issues
  • Revision History

 

This Release Notes and Known Issues Answer Record is for the programmable logic DDR4 IP core supported in UltraScale and UltraScale+ based devices.

DDR4 IP Page

https://www.xilinx.com/products/intellectual-property/ddr4.html

Solution

General Information:

 

Supported devices can be found in the following locations:

For a list of new features and added device support for all versions, see the Change Log file available with the core in Vivado tools.

 

Table 1 correlates the core version to the first Vivado design tools release version in which it was included.

Table 1: Version

DDR4 Version Vivado Tools Version
v2.2 (Rev. 4) 2018.1
v2.2 (Rev. 3) 2017.4
v2.2 (Rev. 2) 2017.3
v2.2 (Rev. 1) 2017.2
v2.2 2017.1
v2.1 (Rev. 1) 2016.4
v2.1 2016.3
v2.0 (Rev. 1) 2016.2
v2.0 2016.1
v1.1 2015.4
v1.0 2015.3
v7.1 2015.2
v7.0 2015.1
v6.1 2014.4
v6.0 2014.3
v5.0 (Rev. 1) 2014.2
v5.0 2014.1

 

For a list of supported memory interfaces and operating frequencies for UltraScale family FPGAs go to the External Memory Interfaces section of the Memory Solutions Page.

For a complete list of supported DDR4 memory devices refer to the memory_device_support_ddr4.xlsx attachment found at the bottom of this Answer Record.

For the latest info on what is new for Vivado, including supported operating systems and IP release notes, see (UG973).

 

Known and Resolved Issues:


Table 2 provides the known and resolved issues for the UltraScale family DDR4 IP.

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 2: Known and Resolved Issues

Answer Record Title Version Found Version Resolved
(Xilinx Answer 70874) UltraScale/UltraScale+ DDR4 IP - AXI Arbitration Improvements V2.2 v2.2 (Rev. 4)
(Xilinx Answer 69573) UltraScale/UltraScale+ DDR4 IP - 2017.x multi-controller designs fail calibration at WRITE_DQS_TO_DQ (complex) - IBUF_LOW_PWR attribute (2016.4 upgrade) V2.2 v2.2 (Rev. 2)
(Xilinx Answer 69779) UltraScale/UltraScale+ DDR4 Address Parity incorrectly generated hen targeting 3DS RDIMMs and LRDIMMs v2.2 (Rev. 2) N/A
(Xilinx Answer 68943) UltraScale DDR4 - MT40A1G16WBU-083E component with xcku115-flvb2104-2-e fails to generate output products v2.2 (EA) v2.2 (Rev. 1)
(Xilinx Answer 69458) UltraScale DDR4 - JEDEC Spec Updates for tCK(avg) in Speed Bin Tables effects CL and CWL Values for DDR4-2133 and Higher Speed Grade Devices v2.2 (Rev. 1) N/A
(Xilinx Answer 68997) UltraScale DDR4 - Unable to set data width to 80 for a x16 Wide Interface Component in custom CSV v2.2 v2.2 (Rev. 1)
(Xilinx Answer 67956) UltraScale/UltraScale+ DDR4/DDR3 - Supported configurations for Self Refresh and Save/Restore
v2.1 v2.2 (Rev. 1)
(Xilinx Answer 67979) UltraScale DDR4 - Design generation error occurs due to incorrect maximum MMCM VCO value for -1H speed grade
v2.1 N/A
(Xilinx Answer 66471) UltraScale DDR4 - Incorrect Write Recovery (WR) value programmed to Mode Register 0 (MR0) 
v1.1 N/A
(Xilinx Answer 68236) UltraScale DDR4 - upgrading locked IP might fail for select RDIMMs
v2.1 (Rev. 1) N/A
(Xilinx Answer 68143) UltraScale+ MPSoC DDR4 - Tactical Patch - IP GUI hangs and crashes for specific settings
v2.1 v2.1 (Rev. 1)
(Xilinx Answer 67230) UltraScale DDR4 - tREFI interval is incorrectly set v2.0 v2.1 (Rev. 1)
(Xilinx Answer 67891) UltraScale DDR4/DDR3 - Ping-Pong PHY behavioral simulations fail with data errors when using BFM simulation mode
v2.0 (Rev. 1) v2.1
(Xilinx Answer 67631) UltraScale DDR4 - some parts use the incorrect memory speed grade
v2.0 (Rev. 1) v2.1
(Xilinx Answer 67455) UltraScale DDR3/DDR4 - Tactical Patch -  ECC signals are missing from the User Interface when ECC is enabled without AXI
v2.0 (Rev. 1) v2.1
(Xilinx Answer 67255) UltraScale/UltraScale+ DDR4 - [Place 30-487] error may occur for some configurations
v2.0 v2.1
(Xilinx Answer 67008) UltraScale DDR4 - Enabling DBI Read causes Read Complex register values in XSDB BRAM to not be populated
v2.0 v2.1
(Xilinx Answer 66937) UltraScale/UltraScale+ DDR4 and DDR3 IP - UNISIM simulations fail when using Self Refresh and Self Restore options v2.0 N/A
(Xilinx Answer 66938) UltraScale+ DDR4 - Usage of six or more DDP (Dual Die Package/Twin Die) components is limited to 2133Mbps operation
v2.0 v2.1
(Xilinx Answer 67544) UltraScale DDR4/DDR3 - Tactical Patch - Data errors seen at user interface when using Normal Ordering Error 
v2.0 v2.1
(Xilinx Answer 67054) UltraScale/UltraScale+ DDR4 - Extra CK/CK# clock pair generated for some RDIMMs and LRDIMMs
v2.0 v2.1
(Xilinx Answer 66927) UltraScale DDR4/DDR3 - BFM simulations have errors when using Self Refresh and Self Restore options
v2.0 v2.0 (Rev. 1)
(Xilinx Answer 66560) UltraScale/UltraScale+ DDR3 and DDR4 IP - IP Generation Fails when Custom Part CSV File is Loaded for Twin Die Component v1.1 v2.0
(Xilinx Answer 66554) UltraScale+ DDR4 - a 300MHz reference input clock cannot be chosen for 1333MHz (750ps) output clock frequency
v2.0 v2.0 (Rev. 1)
(Xilinx Answer 65083) UltraScale+ MPSoC DDR4/DDR3 - No DIMM support for XCZU2EG and XCZU3EG devices with the SBVA484 package
v1.0 v2.0 (Rev. 1)
(Xilinx Answer 64774) UltraScale DDR4 - SETUP/HOLD violations in the mmcm_clkout0 domain
v7.0 v2.0
(Xilinx Answer 65950) UltraScale DDR4/DDR3 - Synplify PRO Synplify Pro Black Box Testing designs can fail in calibration v1.0 v2.0
(Xilinx Answer 65372) UltraScale DDR4/DDR3 IP - Vivado GUI Simulations fail with data errors when using VCS simulator
v1.0 v2.0
(Xilinx Answer 64784) UltraScale DDR4 - false DRC MIG-32# errors detected for sys_clk_p/n v7.0 v2.0
(Xilinx Answer 64856) Design Advisory for UltraScale DDR4/DDR3 - PCB pull-down required on the DDR3 RESET# pin and on the DDR4 RESET_N pin to maintain logic low during memory initialization v5.0 v7.1
(Xilinx Answer 65790) UltraScale DDR4/DDR3 - Tactical Patch - when using a Custom Memory part some timing parameters are not updated correctly v1.0 v1.1
(Xilinx Answer 65652) UltraScale DDR3/DDR4 - AXI enabled designs incorrectly have data mask tied to GND during Read-Modify-Write commands
v1.0 v1.1
(Xilinx Answer 65493) UltraScale DDR4/DDR3 - IP generation fails for configurations requiring more than 3 contiguous banks when targeting FGPA devices with half banks in between full banks
v1.0 v1.1
(Xilinx Answer 63667) UltraScale DDR4 - VIOLATION: cmdWR seen for tCK = 833ps and speed bin = 833 when using Micron Memory Model  v7.0 v2.0
(Xilinx Answer 62086) UltraScale DDR4/DDR3 - Performance Traffic Generator only works with "ROW COLUMN BANK" Address mapping v5.0 (Rev. 1) v2.0
(Xilinx Answer 65261) UltraScale DDR4/DDR3 - Tactical Patch - Dynamic DCI does not work for some devices v7.1 v1.0
(Xilinx Answer 65054) UltraScale DDR4 - CAS Latency setting of 17 results in calibration failures during DQS Gate Calibration v7.1 v1.0
(Xilinx Answer 64887) UltraScale DDR4/DDR3 -Tactical Patch - Errors occur when implementing a 2015.1 MIG (v7.0) IP in Vivado 2015.2
v7.0 v1.0
(Xilinx Answer 64773) UltraScale DDR4/DDR3 - customization GUI shows incorrect Enable Chip Select Pin option when recustomizing IP
v7.0 v1.0
(Xilinx Answer 64615) UltraScale DDR4/DDR3 - AXI Interface efficiency improvements for 2015.2 v7.0 v7.1
(Xilinx Answer 64306) UltraScale DDR4 - Tactical Patch - Required calibration patch to resolve potential hardware failures due to incorrect DLL Reset during SDRAM initialization sequence (all configurations) and internal nibble clocking (x4 only)
v7.0 v7.1
(Xilinx Answer 64010) UltraScale DDR4/DDR3 - memory controller can hang when in "Strict" mode v7.0 v7.1
(Xilinx Answer 64063) UltraScale DDR4/DDR3 - DIMM tool tip incorrectly lists the density for the base component part v7.0 v7.1
(Xilinx Answer 63786) UltraScale DDR4 - SPEC_VIOLATION tWR/tRTP tWR seen for tCK = 833ps and speed bin = 833 when using Micron Memory Model
v7.0 v7.0
(Xilinx Answer 63666) UltraScale DDR4 - tCK SPEC_VIOLATIONs for tCK = 833ps and speed bin = 833 when using Micron Memory Model
v7.0 v7.0
(Xilinx Answer 63596) UltraScale DDR4/DDR3/RLDRAM3 - HOLD violations might be seen when using 2014.4.1 v6.1 v7.0
(Xilinx Answer 63261) UltraScale DDR3/DDR4/QDRII+ - Multi-driver errors found during LINT check
v6.1 v7.0
(Xilinx Answer 63240) UltraScale DDR4/DDR3 - PHY Only Documentation - (PG150) includes incorrect usage of "rdDataEn" in relation to "per_rd_done" (periodic read operation) and "rmw_rd_done" (RMW Operation) v6.1 v7.0
(Xilinx Answer 62930) UltraScale DDR4/DDR3 -Tactical Patch - tCCD and tRTW violations can cause data errors in multi-rank and DDR4 x16 configurations 
v6.1 v7.0
(Xilinx Answer 63022) UltraScale DDR4/DDR3 - Designs targeting dual rank DIMMs with address mirroring fail in hardware
v6.0 v7.0
(Xilinx Answer 62776) UltraScale DDR4/DDR3 - ECC fault injection does not work
v6.1 v7.0
(Xilinx Answer 60528) UltraScale DDR4/DDR3 - Vivado may fail to generate output products with 64-bit data width
v5.0 v7.0
(Xilinx Answer 62321) UltraScale DDR4/DDR3 - User Interface ports direction incorrect in instantiation template
v5.0 v6.1
(Xilinx Answer 61988) UltraScale DDR4/DDR3 - Hold violations may be seen on a path clocked by riu_clk
v6.0 v6.1
(Xilinx Answer 62050) UltraScale DDR4/DDR3 - Can reset_n be allocated to an I/O or does it have to be within a memory interface bank?
v5.0 v6.1
(Xilinx Answer 61909) UltraScale DDR3/DDR4 - app_wdf_data format clarification
v6.0 v6.1
(Xilinx Answer 60181) UltraScale DDR4/DDR3 - Timing violations may occur at higher data rates
v5.0 v6.1
(Xilinx Answer 62080) UltraScale DDR4 - AXI Narrow Burst simulations cause model warnings to be generated
v5.0 v6.0
(Xilinx Answer 61901) UltraScale DDR3/DDR4 - memory model violations observed during simulation
v5.0 (Rev. 1) N/A
(Xilinx Answer 61725) UltraScale/UltraScale+ DDR4 - Micron DDR4 part name shown in MIG GUI is obsolete
v5.0 (Rev. 1) v6.0
(Xilinx Answer 60322) UltraScale DDR4 - MIG tool incorrectly allows Internal VREF to be disabled for DDR4 interfaces. v5.0 v1.1
(Xilinx Answer 59948) UltraScale DDR4/DDR3 - Incorrect clock connection on dbg_hub which can have a negative timing impact.
v5.0 v5.0 (Rev. 1)

 

Revision History:

 

04/18/2017 Created separate Answer record for DDR4
06/12/2017 Updated for 2017.2; Added (Xilinx Answer 68028),(Xilinx Answer 69291)
06/22/2017 Added (Xilinx Answer 69324)
07/13/2017 Added (Xilinx Answer 69458)
07/31/2017 Updated debugging link to (Xilinx Answer 68937)
09/18/2017 Updated AR formatting and linked (Xilinx Answer 69573)
11/29/2017 Updated for 2017.4
03/13/2018 Updated for 2018.1
04/04/2018 Added AR70874

 

Attachments

Associated Attachments

Name File Size File Type
memory_device_support_ddr4.xlsx 17 KB XLSX

Linked Answer Records

Master Answer Records

Answer Number Answer Title Version Found Version Resolved
58435 UltraScale/UltraScale+ Memory IP - Master Release Notes and Known Issues N/A N/A

Child Answer Records

Answer Number Answer Title Version Found Version Resolved
69096 DDR4 UltraScale IP - DDR4 migration GUI not showing input skew value for cs[1] for ping pong PHY N/A N/A
69458 UltraScale DDR4 - JEDEC Spec Updates for tCK(avg) in Speed Bin Tables affects CL and CWL Values for DDR4-2133 and Higher Speed Grade Devices N/A N/A
68997 UltraScale DDR4 - Unable to set data width to 80 for a x16 Wide Interface Component in custom CSV N/A N/A
68943 UltraScale DDR4 - MT40A1G16WBU-083E component with xcku115-flvb2104-2-e fails to generate output products N/A N/A
67956 UltraScale/UltraScale+ DDR4/DDR3 - Supported configurations for Self Refresh and Save/Restore N/A N/A
67979 UltraScale DDR4 - Design generation error occurs due to incorrect maximum MMCM VCO value for -1H speed grade N/A N/A
66471 UltraScale DDR4 - Incorrect Write Recovery (WR) value programmed to Mode Register 0 (MR0) N/A N/A
68236 UltraScale DDR4 - upgrading locked IP might fail for select RDIMMs N/A N/A
68143 UltraScale+ MPSoC DDR4 - Tactical Patch - IP GUI hangs and crashes for specific settings N/A N/A
67230 UltraScale DDR4 - tREFI interval is incorrectly set N/A N/A
67891 UltraScale DDR4/DDR3 - Ping-Pong PHY behavioral simulations fail with data errors when using BFM simulation mode N/A N/A
67631 UltraScale DDR4 - some parts use the incorrect memory speed grade N/A N/A
67455 UltraScale DDR3/DDR4 - Tactical Patch - ECC signals are missing from the User Interface when ECC is enabled without AXI N/A N/A
67255 UltraScale/UltraScale+ DDR4 - [Place 30-487] error may occur for some configurations N/A N/A
67008 UltraScale DDR4 - Enabling DBI Read causes Read Complex register values in XSDB BRAM to not be populated N/A N/A
66938 UltraScale+ DDR4 - Usage of six or more DDP (Dual Die Package/Twin Die) components is limited to 2133Mbps operation N/A N/A
67544 UltraScale DDR4/DDR3 - Tactical Patch - Data errors seen at user interface when using Normal Ordering Error N/A N/A
67054 UltraScale/UltraScale+ DDR4 - Extra CK/CK# clock pair generated for some RDIMMs and LRDIMMs N/A N/A
66927 UltraScale DDR4/DDR3 - BFM simulations have errors when using Self Refresh and Self Restore options N/A N/A
66554 UltraScale+ DDR4 - a 300MHz reference input clock cannot be chosen for 1333MHz (750ps) output clock frequency N/A N/A
65083 UltraScale+ MPSoC DDR4/DDR3 - No DIMM support for XCZU2EG and XCZU3EG devices with the SBVA484 package N/A N/A
64774 UltraScale DDR4 - SETUP/HOLD violations in the mmcm_clkout0 domain N/A N/A
65950 UltraScale DDR4/DDR3 - Synplify PRO Synplify Pro Black Box Testing designs can fail in calibration N/A N/A
61725 MIG UltraScale DDR4 - Micron DDR4 part name shown in MIG GUI is obsolete N/A N/A
61901 UltraScale DDR3/DDR4 - memory model violations observed during simulation N/A N/A
60181 UltraScale DDR4/DDR3 - Timing violations can occur at higher data rates N/A N/A
61909 UltraScale DDR3/DDR4 - app_wdf_data format clarification N/A N/A
61988 UltraScale DDR4/DDR3 - Hold violations may be seen on a path clocked by riu_clk N/A N/A
62321 UltraScale DDR4/DDR3 - User Inteface ports direction incorrect in instantiation template N/A N/A
60528 UltraScale DDR4/DDR3 - Vivado might fail to generate output products with 64-bit data width N/A N/A
63261 UltraScale DDR3/DDR4/QDRII+ - Multi-driver errors found during LINT check N/A N/A
62776 UltraScale DDR4/DDR3 - ECC fault injection does not work N/A N/A
63022 UltraScale DDR4/DDR3 - Designs targeting dual rank DIMMs with address mirroring fail in hardware N/A N/A
62930 UltraScale DDR4/DDR3 -Tactical Patch - tCCD and tRTW violations can cause data errors in multi-rank and DDR4 x16 configurations N/A N/A
63240 MIG UltraScale DDR4/DDR3 - PHY Only Documentation - (PG150) includes incorrect usage of "rdDataEn" in relation to "per_rd_done" (periodic read operation) and "rmw_rd_done" (RMW Operation) N/A N/A
63596 UltraScale DDR4/DDR3/RLDRAM3 - HOLD violations might be seen when using 2014.4.1 N/A N/A
63666 UltraScale DDR4 - tCK SPEC_VIOLATIONs for tCK = 833ps and speed bin = 833 when using Micron Memory Model N/A N/A
63786 UltraScale DDR4 - SPEC_VIOLATION tWR/tRTP tWR seen for tCK = 833ps and speed bin = 833 when using Micron Memory Model N/A N/A
64063 UltraScale DDR4/DDR3 - DIMM tool tip incorrectly lists the density for the base component part N/A N/A
64010 UltraScale DDR4/DDR3 - memory controller can hang when in "Strict" mode N/A N/A
64773 MIG UltraScale DDR4/DDR3 - customization GUI shows incorrect Enable Chip Select Pin option when recustomizing IP N/A N/A
64887 UltraScale DDR4/DDR3 -Tactical Patch - Errors occur when implementing a 2015.1 MIG (v7.0) IP in Vivado 2015.2 N/A N/A
65261 UltraScale DDR4/DDR3 - Tactical Patch - Dynamic DCI does not work for some devices N/A N/A
63667 UltraScale DDR4 - VIOLATION: cmdWR seen for tCK = 833ps and speed bin = 833 when using Micron Memory Model N/A N/A
65652 UltraScale DDR3/DDR4 - AXI enabled designs incorrectly have data mask tied to GND during Read-Modify-Write commands N/A N/A
65790 UltraScale DDR4/DDR3 - Tactical Patch - when using a Custom Memory part some timing parameters are not updated correctly N/A N/A
64784 UltraScale DDR4 - false DRC MIG-32# errors detected for sys_clk_p/n N/A N/A
65372 UltraScale DDR4/DDR3 IP - Vivado GUI Simulations fail with data errors when using VCS simulator N/A N/A
59948 UltraScale DDR4/DDR3 - Incorrect clock connection on dbg_hub which can have a negative timing impact. N/A N/A
60322 UltraScale DDR4 - MIG tool incorrectly allows Internal VREF to be disabled for DDR4 interfaces. N/A N/A
62080 UltraScale DDR4 - AXI Narrow Burst simulations cause model warnings to be generated N/A N/A
62050 UltraScale DDR4/DDR3 - Can reset_n be allocated to an I/O or does it have to be within a memory interface bank? N/A N/A
64306 UltraScale DDR4 - Tactical Patch - Required calibration patch to resolve potential hardware failures due to incorrect DLL Reset during SDRAM initialization sequence (all configurations) and internal nibble clocking (x4 only) N/A N/A
64615 UltraScale DDR4/DDR3 - AXI Interface efficiency improvements for 2015.2 N/A N/A
65054 UltraScale DDR4 - CAS Latency setting of 17 results in calibration failures during DQS Gate Calibration N/A N/A
65493 UltraScale DDR4/DDR3 - IP generation fails for configurations requiring more than 3 contiguous banks when targeting FGPA devices with half banks in between full banks N/A N/A
66794 UltraScale DDR3 - Write errors may be seen in dual rank or dual slot configurations in Vivado 2015.3 or 2015.4 due to Dynamic ODT settings N/A N/A
69779 UltraScale/UltraScale+ DDR4 Address Parity incorrectly generated when targeting 3DS RDIMMs and LRDIMMs N/A N/A
69573 UltraScale/UltraScale+ DDR4 IP - 2017.x multi-controller designs fail calibration at WRITE_DQS_TO_DQ (complex) - IBUF_LOW_PWR attribute (2016.4 upgrade) N/A N/A
66937 UltraScale/UltraScale+ DDR4 and DDR3 IP - UNISIM simulations fail when using Self Refresh and Self Restore options N/A N/A
66560 UltraScale/UltraScale+ DDR3 and DDR4 IP - IP Generation Fails when Custom Part CSV File is Loaded for Twin Die Component N/A N/A
70874 UltraScale/UltraScale+ DDR4 IP - AXI Arbitration Improvements N/A N/A
AR# 69035
Date 05/01/2018
Status Active
Type Release Notes
Devices
  • Zynq UltraScale+ MPSoC
  • Kintex UltraScale
  • Kintex UltraScale+
  • More
  • Virtex UltraScale
  • Virtex UltraScale+
  • Less
Tools
  • Vivado Design Suite
IP
  • MIG UltraScale
  • DDR4 SDRAM
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