commit | 0914fc4939e74227047a5db443f5279675f349b4 | [log] [tgz] |
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author | Varun Wadekar <vwadekar@nvidia.com> | Tue Jul 27 02:32:29 2021 -0700 |
committer | Varun Wadekar <vwadekar@nvidia.com> | Thu Aug 19 02:15:09 2021 -0700 |
tree | 34b7cd6fcba1faf7edfd796ab3c4f18ec7a783b3 | |
parent | a57d417c3293da8dab4282e74838e62495b508df [diff] |
feat(cpus): workaround for Cortex A78 AE erratum 1941500 Cortex A78 AE erratum 1941500 is a Cat B erratum that applies to revisions <= r0p1. It is still open. This erratum is avoided by by setting CPUECTLR_EL1[8] to 1. There is a small performance cost (<0.5%) for setting this bit. SDEN is available at https://developer.arm.com/documentation/SDEN1707912/0900 Change-Id: I2d72666468b146714a0340ba114ccf0f5165b39c Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>