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arm-trusted-firmware/include
John PowellandYann Gautier 021e3d449e fix(cpus): workaround for Cortex-A510 erratum 3672349
Cortex-A510 erratum 3672349 is a Cat B erratum that applies to
revisions r0p0, r0p1, r0p2, r0p3, r1p0, r1p1, r1p2 and r1p3, and
is still open.

The workaround is to clear the WFE_RET_CTRL and WFI_RET_CTRL fields
in CPUPWRCTLR_EL1 to disable full retention.

SDEN documentation:
https://developer.arm.com/documentation/SDEN-1873361/latest/

Change-Id: I9786ab8843a2eab45e650c6af50b6933481527ec
Signed-off-by: John Powell <john.powell@arm.com>
(cherry picked from commit af1fa79631)
2025-09-25 18:37:41 +02:00
..