fix(errata): workaround for Cortex-A710 erratum 2008768
Cortex-A710 erratum 2008768 is a Cat B erratum that applies to revisions
r0p0, r1p0, and r2p0, and is fixed in r2p1. The workaround is to clear
the ED bit in each ERXCTLR_EL1 register before setting the PWRDN bit in
CPUPWRCTLR_EL1.
SDEN can be found here:
https://developer.arm.com/documentation/SDEN1775101
Signed-off-by: John Powell <john.powell@arm.com>
Change-Id: Ib2171c06da762dd4155b02c03d86766f1616381d
diff --git a/docs/design/cpu-specific-build-macros.rst b/docs/design/cpu-specific-build-macros.rst
index 3029458..fd2f97c 100644
--- a/docs/design/cpu-specific-build-macros.rst
+++ b/docs/design/cpu-specific-build-macros.rst
@@ -433,6 +433,10 @@
Cortex-A710 CPU. This needs to be enabled for revisions r0p0, r1p0 and r2p0
of the CPU and is fixed in r2p1.
+- ``ERRATA_A710_2008768``: This applies errata 2008768 workaround to
+ Cortex-A710 CPU. This needs to be enabled for revisions r0p0, r1p0 and r2p0
+ of the CPU and is fixed in r2p1.
+
For Neoverse N2, the following errata build flags are defined :
- ``ERRATA_N2_2002655``: This applies errata 2002655 workaround to Neoverse-N2