diff options
Diffstat (limited to 'src/soc/intel/cannonlake/cpu.c')
| -rw-r--r-- | src/soc/intel/cannonlake/cpu.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/soc/intel/cannonlake/cpu.c b/src/soc/intel/cannonlake/cpu.c index 4e065778fa..2dffccb923 100644 --- a/src/soc/intel/cannonlake/cpu.c +++ b/src/soc/intel/cannonlake/cpu.c @@ -21,10 +21,12 @@ #include <cpu/intel/turbo.h> #include <intelblocks/cpulib.h> #include <intelblocks/mp_init.h> +#include <intelblocks/smm.h> #include <romstage_handoff.h> #include <soc/cpu.h> #include <soc/msr.h> #include <soc/pci_devs.h> +#include <soc/smm.h> static void soc_fsp_load(void) { @@ -197,13 +199,27 @@ void soc_core_init(device_t cpu) /* Enable Turbo */ enable_turbo(); +} +static void per_cpu_smm_trigger(void) +{ + /* Relocate the SMM handler. */ + smm_relocate(); } static void post_mp_init(void) { /* Set Max Ratio */ cpu_set_max_ratio(); + + /* + * Now that all APs have been relocated as well as the BSP let SMIs + * start flowing. + */ + smm_southbridge_enable(); + + /* Lock down the SMRAM space. */ + smm_lock(); } static const struct mp_ops mp_ops = { @@ -214,7 +230,11 @@ static const struct mp_ops mp_ops = { */ .pre_mp_init = soc_fsp_load, .get_cpu_count = get_cpu_count, + .get_smm_info = smm_info, .get_microcode_info = get_microcode_info, + .pre_mp_smm_init = smm_initialize, + .per_cpu_smm_trigger = per_cpu_smm_trigger, + .relocation_handler = smm_relocation_handler, .post_mp_init = post_mp_init, }; |