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-rw-r--r--src/cpu/intel/haswell/finalize.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/cpu/intel/haswell/finalize.c b/src/cpu/intel/haswell/finalize.c
index 1f84b821a9..1832e63967 100644
--- a/src/cpu/intel/haswell/finalize.c
+++ b/src/cpu/intel/haswell/finalize.c
@@ -6,4 +6,6 @@
void intel_cpu_haswell_finalize_smm(void)
{
+ /* Lock memory configuration to protect SMM */
+ msr_set_bit(MSR_LT_LOCK_MEMORY, 0);
}