tree 28ca31f2335421f1ff72cb656dcc7a6b3a86b83b
parent 4f5ce871f6d741329f46af024198d60370d69a28
author Harrison Mutai <harrison.mutai@arm.com> 1702379839 +0000
committer Varun Wadekar <vwadekar@nvidia.com> 1706533585 +0000

fix(cpus): workaround for Cortex X3 erratum 2743088

Cortex X3 erratum 2743088 is a Cat B erratum that applies to all
revisions <= r1p1 and is fixed in r1p2. The workaround is to add a DSB
instruction before the ISB of the powerdown code sequence specified in
the TRM.

SDEN documentation: https://developer.arm.com/documentation/2055130

Change-Id: I2c8577e3ca0781af8b1c3912e577d3bd77f92709
Signed-off-by: Harrison Mutai <harrison.mutai@arm.com>