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H A Dneoverse_v3.Sad3da019904302d9ecfc2cf50dfdd6d672427b5d Tue May 21 18:51:31 UTC 2024 Sona Mathew <sonarebecca.mathew@arm.com> fix(cpus): workaround for CVE-2024-5660 for Neoverse-V3

Implements mitigation for CVE-2024-5660 that affects Neoverse-V3
revisions r0p0, r0p1.
The workaround is to disable the hardware page aggregation at
EL3 by setting CPUECTLR_EL1[46] = 1'b1.

Public Documentation:
https://developer.arm.com/Arm%20Security%20Center/Arm%20CPU%20Vulnerability%20CVE-2024-5660

Change-Id: I9ed2590bf1215bf6a692f01dfd351e469ff072f8
Signed-off-by: Sona Mathew <sonarebecca.mathew@arm.com>