tree e91130238af843c58b3f0fc4c4248145025ecf80
parent e31060c472cd53ce5a21a5ce19cd663a3fd79ec3
author Bipin Ravi <bipin.ravi@arm.com> 1678806263 -0500
committer Varun Wadekar <vwadekar@nvidia.com> 1681219309 +0100

fix(cpus): workaround for Cortex-A78C erratum 1827430

Cortex-A78C erratum 1827430 is a Cat B erratum that applies to
revision r0p0 and is fixed in r0p1.

The workaround is to set the CPUECTLR_EL1[53] to 1, which disables
allocation of splintered pages in the L2 TLB.

SDEN documentation:
https://developer.arm.com/documentation/SDEN1707916/latest

Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>
Change-Id: Ie68771bdd3bddeff54d06b6a456dad4a7fc27426
(cherry picked from commit 672eb21e26a41657b8146372d4283e794b430c5f)