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Arvind Ram PrakashandGovindraj Raja
47010ae9dc
This patch implements errata functions for two errata, both of them
disable TRBE as a workaround. This patch doesn't have functions
that disable TRBE but only implemented helper functions that are
used to detect cores affected by Errata 2938996(Cortex-A520) & 2726228(Cortex-X4)
Cortex-X4 SDEN documentation:
https://developer.arm.com/documentation/SDEN2432808/latest
Cortex-A520 SDEN Documentation:
https://developer.arm.com/documentation/SDEN-2444153/latest
Signed-off-by: Arvind Ram Prakash <arvind.ramprakash@arm.com>
Change-Id: I8f886a1c21698f546a0996c719cc27dc0a23633a
(cherry picked from commit 4a97ff5111)