tree cffea7a2106aabd590a96eb218d3b16eccdf941f
parent 7d68b0c83fddafc0b16df02c6312aad1b80b1e3d
author Sona Mathew <sonarebecca.mathew@arm.com> 1716498270 -0500
committer Sona Mathew <sonarebecca.mathew@arm.com> 1734452889 -0600

fix(cpus): workaround for CVE-2024-5660 for Neoverse-V1

Implements mitigation for CVE-2024-5660 that affects Neoverse-V1
revisions r0p0, r1p0, r1p1, r1p2.
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: Ia59452ea38c66b291790956d7f2880bfcd56d45f
Signed-off-by: Sona Mathew <sonarebecca.mathew@arm.com>