Author: andrew
Date: Wed Jun 13 15:58:33 2018
New Revision: 335065
URL: https://svnweb.freebsd.org/changeset/base/335065
Log:
Add ThunderX2 to the list of CPUs we need to apply the branch predictor
hardening to.
Sponsored by: DARPA, AFRL
Modified:
head/sys/arm64/arm64/cpu_errata.c
Modified: head/sys/arm64/arm64/cpu_errata.c
==============================================================================
--- head/sys/arm64/arm64/cpu_errata.c Wed Jun 13 15:56:24 2018
(r335064)
+++ head/sys/arm64/arm64/cpu_errata.c Wed Jun 13 15:58:33 2018
(r335065)
@@ -73,6 +73,12 @@ static struct cpu_quirks cpu_quirks[] = {
.midr_value = CPU_ID_RAW(CPU_IMPL_ARM, CPU_PART_CORTEX_A75,0,0),
.quirk_install = install_psci_bp_hardening,
},
+ {
+ .midr_mask = CPU_IMPL_MASK | CPU_PART_MASK,
+ .midr_value =
+ CPU_ID_RAW(CPU_IMPL_CAVIUM, CPU_PART_THUNDERX2, 0,0),
+ .quirk_install = install_psci_bp_hardening,
+ },
};
static void
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