tree 92ebed2adc707c5108a61750d870f5ee1a30039d
parent d7bc2cb4303088873a715bcaa2ac3e0096b9d7f2
author Bipin Ravi <bipin.ravi@arm.com> 1697551879 -0500
committer laurenw-arm <lauren.wehrmeister@arm.com> 1698937956 -0500

fix(cpus): workaround for Cortex-X2 erratum 2742423

Cortex-X2 erratum 2742423 is a Cat B erratum that applies to all
revisions <= r2p1 and is still open.
The workaround is to set CPUACTLR5_EL1[56:55] to 2'b01.

SDEN documentation:
https://developer.arm.com/documentation/SDEN-1775100/latest

Change-Id: I03897dc2a7f908937612c2b66ce7a043c1b7575d
Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>