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Diffstat (limited to 'lib/cpus/aarch64/cortex_a76.S')
-rw-r--r--lib/cpus/aarch64/cortex_a76.S18
1 files changed, 18 insertions, 0 deletions
diff --git a/lib/cpus/aarch64/cortex_a76.S b/lib/cpus/aarch64/cortex_a76.S
index 10011f7543..0895946e46 100644
--- a/lib/cpus/aarch64/cortex_a76.S
+++ b/lib/cpus/aarch64/cortex_a76.S
@@ -465,6 +465,23 @@ func cortex_a76_disable_wa_cve_2018_3639
ret
endfunc cortex_a76_disable_wa_cve_2018_3639
+ /* --------------------------------------------------------------
+ * Errata Workaround for Cortex A76 Errata #1165522.
+ * This applies only to revisions <= r3p0 of Cortex A76.
+ * Due to the nature of the errata it is applied unconditionally
+ * when built in, report it as applicable in this case
+ * --------------------------------------------------------------
+ */
+func check_errata_1165522
+#if ERRATA_A76_1165522
+ mov x0, #ERRATA_APPLIES
+ ret
+#else
+ mov x1, #0x30
+ b cpu_rev_var_ls
+#endif
+endfunc check_errata_1165522
+
/* -------------------------------------------------
* The CPU Ops reset function for Cortex-A76.
* Shall clobber: x0-x19
@@ -597,6 +614,7 @@ func cortex_a76_errata_report
report_errata ERRATA_A76_1286807, cortex_a76, 1286807
report_errata ERRATA_A76_1791580, cortex_a76, 1791580
report_errata ERRATA_A76_1800710, cortex_a76, 1800710
+ report_errata ERRATA_A76_1165522, cortex_a76, 1165522
report_errata WORKAROUND_CVE_2018_3639, cortex_a76, cve_2018_3639
report_errata ERRATA_DSU_798953, cortex_a76, dsu_798953
report_errata ERRATA_DSU_936184, cortex_a76, dsu_936184