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-rw-r--r--src/soc/intel/alderlake/Kconfig19
-rw-r--r--src/soc/intel/alderlake/fsp_params.c12
2 files changed, 28 insertions, 3 deletions
diff --git a/src/soc/intel/alderlake/Kconfig b/src/soc/intel/alderlake/Kconfig
index 86366bfa2d..58656df8f7 100644
--- a/src/soc/intel/alderlake/Kconfig
+++ b/src/soc/intel/alderlake/Kconfig
@@ -67,7 +67,6 @@ config CPU_SPECIFIC_OPTIONS
select INTEL_GMA_ADD_VBT if RUN_FSP_GOP
select INTEL_GMA_OPREGION_2_1
select INTEL_TME
- select MP_SERVICES_PPI_V2
select MRC_SETTINGS_PROTECT
select PARALLEL_MP_AP_WORK
select MICROCODE_BLOB_UNDISCLOSED
@@ -397,6 +396,24 @@ config ACPI_ADL_IPU_ES_SUPPORT
help
Enables ACPI entry to provide silicon type information to IPU kernel driver.
+choice
+ prompt "Multiprocessor (MP) Initialization configuration to use"
+ default USE_FSP_MP_INIT
+
+config USE_FSP_MP_INIT
+ bool "Use FSP MP init"
+ select MP_SERVICES_PPI_V2
+ help
+ Upon selection, coreboot brings APs from reset and the FSP runs feature programming.
+
+config USE_COREBOOT_MP_INIT
+ bool "Use coreboot MP init"
+ select RELOAD_MICROCODE_PATCH
+ help
+ Upon selection, coreboot performs MP Init.
+
+endchoice
+
if STITCH_ME_BIN
config CSE_BPDT_VERSION
diff --git a/src/soc/intel/alderlake/fsp_params.c b/src/soc/intel/alderlake/fsp_params.c
index 36fd50de17..05f3997287 100644
--- a/src/soc/intel/alderlake/fsp_params.c
+++ b/src/soc/intel/alderlake/fsp_params.c
@@ -404,9 +404,17 @@ static void fill_fsps_cpu_params(FSP_S_CONFIG *s_cfg,
}
}
- /* Use coreboot MP PPI services if Kconfig is enabled */
- if (CONFIG(USE_INTEL_FSP_TO_CALL_COREBOOT_PUBLISH_MP_PPI))
+ if (CONFIG(USE_FSP_MP_INIT)) {
+ /*
+ * Use FSP running MP PPI services to perform CPU feature programming
+ * if Kconfig is enabled
+ */
s_cfg->CpuMpPpi = (uintptr_t) mp_fill_ppi_services_data();
+ } else {
+ /* Use coreboot native driver to perform MP init by default */
+ s_cfg->CpuMpPpi = (uintptr_t)NULL;
+ s_cfg->SkipMpInit = !CONFIG(USE_INTEL_FSP_MP_INIT);
+ }
}
static void fill_fsps_igd_params(FSP_S_CONFIG *s_cfg,