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AR# 52013 Zynq-7000 AP SoC, Boot Sys - PS_SRST_B asserted during a POR boot does not result in a secure lockdown

Description

The boot process caused by the PS_POR_B reset signal must not be interrupted by the assertion of the PS_SRST_B reset signal.

Solution

The result of this situation is not well defined. The design intention in this situation is to cause a secure lockdown condition.

Impact:
Minor.
Work-around:
The system designer should design and operate their system to ensure that this scenario does not occur.
Configurations Affected:
All.
Device Revision(s) Affected: Refer to Zynq-7000 Device Advisory Master Answer Record

Linked Answer Records

Associated Answer Records

Answer Number Answer Title Version Found Version Resolved
52847 Zynq-7000 Board Design - Sequencing for SRST and POR Signals N/A N/A

Actions

AR# 52013
Date Created 10/25/2012
Last Updated 02/08/2013
Status Active
Type Design Advisory
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