tree 4a0777d6413d2dc10082cae514156c9c36f79ff6
parent f94d6db9b101d3d4cd053e54edd5b876f1cc84ec
author Sona Mathew <sonarebecca.mathew@arm.com> 1699300102 -0600
committer Varun Wadekar <vwadekar@nvidia.com> 1701182837 +0000

fix(cpus): workaround for Cortex-X3 erratum 2779509

Cortex-X3 erratum 2779509 is a Cat B erratum that applies to
all revisions <= r1p1 and is fixed in r1p2. The workaround is
to set chicken bit CPUACTLR3_EL1[47], this might have a small
impact on power and has negligible impact on performance.

SDEN documentation:
https://developer.arm.com/documentation/2055130/latest

Change-Id: Id92dbae6f1f313b133ffaa018fbf9c078da55d75
Signed-off-by: Sona Mathew <sonarebecca.mathew@arm.com>
(cherry picked from commit 355ce0a43abc1559b072b9cd9905f5194a6f0b86)