1  /* SPDX-License-Identifier: GPL-2.0-only */
 2  
 3  #include <types.h>
 4  #include <cpu/x86/msr.h>
 5  
 6  #include "haswell.h"
 7  
 8  void intel_cpu_haswell_finalize_smm(void)
 9  {
10  	/* Lock memory configuration to protect SMM */
11  	msr_set(MSR_LT_LOCK_MEMORY, BIT(0));
12  }