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.


Attached to this Answer record is a macro enabled excel file which can be used for boot time estimation.

Boot Times

The bandwidth of flash memories varies for different 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?

Change Log:

08/03/2017v3.0First public release.
08/07/2017v3.1Fixed pre-FSBL boot time calculation bug; re-ordered payload components
08/19/2020v3.2Changed how POR calculations are shown


Associated Attachments

Name File Size File Type
Zynq_UltraScale_Boot_Time_3.2.xlsm 280 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 08/24/2020
Status Active
Type General Article
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