7 files changed, 17 insertions, 7 deletions
diff --git a/src/soc/intel/apollolake/cpu.c b/src/soc/intel/apollolake/cpu.c
index 5c923ad368..eb07e1e104 100644
--- a/src/soc/intel/apollolake/cpu.c
+++ b/src/soc/intel/apollolake/cpu.c
@@ -234,7 +234,7 @@ static void relocation_handler(int cpu, uintptr_t curr_smbase,
 
 static void post_mp_init(void)
 {
-	smm_southbridge_enable(PWRBTN_EN | GBL_EN);
+	global_smi_enable();
 
 	if (CONFIG(SOC_INTEL_COMMON_BLOCK_SGX_ENABLE))
 		mp_run_on_all_cpus(sgx_configure, NULL);
diff --git a/src/soc/intel/cannonlake/cpu.c b/src/soc/intel/cannonlake/cpu.c
index 5b329eef3c..26d8c2ea97 100644
--- a/src/soc/intel/cannonlake/cpu.c
+++ b/src/soc/intel/cannonlake/cpu.c
@@ -254,7 +254,7 @@ static void post_mp_init(void)
 	 * Now that all APs have been relocated as well as the BSP let SMIs
 	 * start flowing.
 	 */
-	smm_southbridge_enable(GBL_EN);
+	global_smi_enable_no_pwrbtn();
 
 	/* Lock down the SMRAM space. */
 	smm_lock();
diff --git a/src/soc/intel/common/block/smm/smm.c b/src/soc/intel/common/block/smm/smm.c
index 93fcee2602..0b120a7023 100644
--- a/src/soc/intel/common/block/smm/smm.c
+++ b/src/soc/intel/common/block/smm/smm.c
@@ -23,7 +23,7 @@ void smm_southbridge_clear_state(void)
 	pmc_clear_all_gpe_status();
 }
 
-void smm_southbridge_enable(uint16_t pm1_events)
+static void smm_southbridge_enable(uint16_t pm1_events)
 {
 	uint32_t smi_params = ENABLE_SMI_PARAMS;
 
@@ -61,6 +61,16 @@ void smm_southbridge_enable(uint16_t pm1_events)
 	pmc_enable_smi(smi_params);
 }
 
+void global_smi_enable(void)
+{
+	smm_southbridge_enable(PWRBTN_EN | GBL_EN);
+}
+
+void global_smi_enable_no_pwrbtn(void)
+{
+	smm_southbridge_enable(GBL_EN);
+}
+
 void smm_setup_structures(void *gnvs, void *tcg, void *smi1)
 {
 	/*
diff --git a/src/soc/intel/icelake/cpu.c b/src/soc/intel/icelake/cpu.c
index 2533fe076e..45c81cade7 100644
--- a/src/soc/intel/icelake/cpu.c
+++ b/src/soc/intel/icelake/cpu.c
@@ -220,7 +220,7 @@ static void post_mp_init(void)
 	 * Now that all APs have been relocated as well as the BSP let SMIs
 	 * start flowing.
 	 */
-	smm_southbridge_enable(PWRBTN_EN | GBL_EN);
+	global_smi_enable();
 
 	/* Lock down the SMRAM space. */
 	smm_lock();
diff --git a/src/soc/intel/jasperlake/cpu.c b/src/soc/intel/jasperlake/cpu.c
index 0c84468d6c..ed9cfe703c 100644
--- a/src/soc/intel/jasperlake/cpu.c
+++ b/src/soc/intel/jasperlake/cpu.c
@@ -184,7 +184,7 @@ static void post_mp_init(void)
 	 * Now that all APs have been relocated as well as the BSP let SMIs
 	 * start flowing.
 	 */
-	smm_southbridge_enable(PWRBTN_EN | GBL_EN);
+	global_smi_enable();
 
 	/* Lock down the SMRAM space. */
 	smm_lock();
diff --git a/src/soc/intel/skylake/cpu.c b/src/soc/intel/skylake/cpu.c
index 89b7cb6f9d..49d817ffef 100644
--- a/src/soc/intel/skylake/cpu.c
+++ b/src/soc/intel/skylake/cpu.c
@@ -294,7 +294,7 @@ static void post_mp_init(void)
 	 * Now that all APs have been relocated as well as the BSP let SMIs
 	 * start flowing.
 	 */
-	smm_southbridge_enable(GBL_EN);
+	global_smi_enable_no_pwrbtn();
 
 	/* Lock down the SMRAM space. */
 	if (CONFIG(HAVE_SMI_HANDLER))
diff --git a/src/soc/intel/tigerlake/cpu.c b/src/soc/intel/tigerlake/cpu.c
index f5870ecef7..ec78d15616 100644
--- a/src/soc/intel/tigerlake/cpu.c
+++ b/src/soc/intel/tigerlake/cpu.c
@@ -190,7 +190,7 @@ static void post_mp_init(void)
 	 * Now that all APs have been relocated as well as the BSP let SMIs
 	 * start flowing.
 	 */
-	smm_southbridge_enable(PWRBTN_EN | GBL_EN);
+	global_smi_enable();
 
 	/* Lock down the SMRAM space. */
 	smm_lock();