AR# 75393


Design Advisory for Zynq UltraScale+ MPSoC: ISO 26262 and IEC 61508 Safety Analysis and Software


For Zynq UltraScale+ MPSoC devices being used for ISO 26262 and IEC 61508 compliant applications, safety analysis and software have been updated to correctly reflect device capabilities and resolve a number of issues.

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Xilinx advices safety conscientious customers to use the latest version of the following:

  • Safety Manual (UG1226) v2.2 (available from August 15 2020)
  • FMEDA Tool v3.2 (available now)
  • Safe PMUFW 2019.1_web 1.3 (available now)
Below is a summary of the key issues which have been resolved:
  • In version 3.1 of the FMEDA Tool and earlier versions, changes to Tlifetime and Ttrip do not change the reported PMHF value.
  • SYSMON AoUs are not clear or are not supported by SYSMON capabilities
  • The Safety Manual does not clearly state the systematic and random-hardware-fault capabilities for the Low Power Domain (LPD), Full Power Domain (FPD) and Programmable Logic (PL) in Zynq UltraSCale+ MPSoC
  • Safety analysis does not correctly factor in the slave error propagation within the LPD
AR# 75393
Date 09/17/2020
Status Active
Type Design Advisory
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