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  1. Xilinx - All Programmable
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  3. AR# 47566: Zynq-7000, Security - JTAG Chain is Accessible before the BootROM Completes

AR# 47566

Zynq-7000, Security - JTAG Chain is Accessible before the BootROM Completes

Description

The JTAG serial path can provide access to the PS DAP and PL TAP controllers before the BootROM completes the handover of the CPU and system to the user, regardless of the security mode.

Solution

Impact: Trivial.
Work-around: None.
Configurations Affected: All.
Device Revision(s) Affected: Refer to (Xilinx Answer 47916) - Zynq-7000 Design Advisory Master Answer Record
AR# 47566
Date 11/21/2012
Status Active
Type Design Advisory
Devices
  • Zynq-7000