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-rw-r--r--src/soc/intel/skylake/finalize.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/finalize.c b/src/soc/intel/skylake/finalize.c
index 4cc9c8362b..58a87012d7 100644
--- a/src/soc/intel/skylake/finalize.c
+++ b/src/soc/intel/skylake/finalize.c
@@ -20,6 +20,7 @@
#include <bootstate.h>
#include <console/console.h>
#include <console/post_codes.h>
+#include <cpu/x86/mp.h>
#include <cpu/x86/smm.h>
#include <device/pci.h>
#include <intelblocks/cpulib.h>
@@ -123,6 +124,9 @@ static void soc_lockdown(struct device *dev)
reg8 |= SMI_LOCK;
pci_write_config8(dev, GEN_PMCON_A, reg8);
}
+
+ /* Lock chipset memory registers to protect SMM */
+ mp_run_on_all_cpus(cpu_lt_lock_memory, NULL);
}
static void soc_finalize(void *unused)