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-rw-r--r--src/soc/intel/common/block/smm/smm.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/soc/intel/common/block/smm/smm.c b/src/soc/intel/common/block/smm/smm.c
index 75b933e0e9..a2a7c164c8 100644
--- a/src/soc/intel/common/block/smm/smm.c
+++ b/src/soc/intel/common/block/smm/smm.c
@@ -18,10 +18,23 @@
#include <bootstate.h>
#include <console/console.h>
#include <cpu/x86/smm.h>
+#include <fsp/memmap.h>
#include <intelblocks/pmclib.h>
#include <intelblocks/smm.h>
#include <intelblocks/systemagent.h>
#include <soc/pm.h>
+#include <stage_cache.h>
+
+#if !CONFIG(PLATFORM_USES_FSP1_1)
+void stage_cache_external_region(void **base, size_t *size)
+{
+ if (smm_subregion(SMM_SUBREGION_CACHE, base, size)) {
+ printk(BIOS_ERR, "ERROR: No cache SMM subregion.\n");
+ *base = NULL;
+ *size = 0;
+ }
+}
+#endif
void smm_southbridge_clear_state(void)
{