AR# 67475

Zynq UltraScale+ MPSoC - Boot Times Estimation


This answer record contains information relevant to Zynq UltraScale+ MPSoC boot with QSPI, eMMC, and SD card devices.

Where appropriate, this Answer Record particularly highlights settings and considerations to achieve better timing and bandwidth results during different boot stages.


Boot Times

The bandwidth of flash memories varies for the following configurations from different vendors; this affects boot times.

For details about the size and type of devices supported by Xilinx tools, please refer to (Xilinx Answer 65463) What devices are supported for configuration?


  • 08/03/2017 - v3.0 - First PUBLIC release.
  • 08/07/2017 - v3.1 - Fixed pre-FSBL boot time calculation bug; re-ordered payload components


Associated Attachments

Name File Size File Type
Zynq_UltraScale_Boot_Time_3.1.xlsm 295 KB XLSM

Linked Answer Records

Associated Answer Records

Answer Number Answer Title Version Found Version Resolved
55572 Zynq-7000 SoC - Boot Times using NAND / QSPI N/A N/A
AR# 67475
Date 08/31/2017
Status Active
Type General Article