diff options
| -rw-r--r-- | src/soc/intel/skylake/finalize.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/soc/intel/skylake/finalize.c b/src/soc/intel/skylake/finalize.c index ebbd3da238..9e9f1ed2cc 100644 --- a/src/soc/intel/skylake/finalize.c +++ b/src/soc/intel/skylake/finalize.c @@ -84,7 +84,12 @@ static void soc_lockdown(struct device *dev) pci_write_config8(dev, GEN_PMCON_A, reg8); } - cpu_lt_lock_memory(); + /* + * Lock chipset memory registers to protect SMM. + * When SkipMpInit=0, this is done by FSP. + */ + if (!CONFIG(USE_INTEL_FSP_MP_INIT)) + cpu_lt_lock_memory(); } static void soc_finalize(void *unused) |