tree ce4460276ab7fabf8bafb7cc937d02b4fa95401a
parent a89b1f19303add7971828546f922bb9f889dae87
author Bipin Ravi <bipin.ravi@arm.com> 1671740399 -0600
committer Varun Wadekar <vwadekar@nvidia.com> 1675444238 +0000

fix(cpus): workaround for Cortex-X2 erratum 2282622

Cortex-X2 erratum 2282622 is a Cat B erratum that applies to
all revisions <=r2p1 and is still open. The workaround is to set
CPUACTLR2_EL1[0] to 1 to force PLDW/PFRM ST to behave like
PLD/PRFM LD and not cause invalidations to other PE caches.

SDEN documentation:
https://developer.arm.com/documentation/SDEN1775100/latest

Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>
Change-Id: I43956aa4898a8608eedc5d0dd1471172c641a0c6
(cherry picked from commit f9c6301d743405bd91b9a1fe433ce14fa60a830f)