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-rw-r--r--src/soc/amd/stoneyridge/ramtop.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/src/soc/amd/stoneyridge/ramtop.c b/src/soc/amd/stoneyridge/ramtop.c
index e9a0e530c5..72db8ec7e1 100644
--- a/src/soc/amd/stoneyridge/ramtop.c
+++ b/src/soc/amd/stoneyridge/ramtop.c
@@ -38,10 +38,14 @@ uintptr_t restore_top_of_low_cacheable(void)
}
#if IS_ENABLED(CONFIG_ACPI_BERT)
-/* SMM_TSEG_SIZE must stay on a boundary appropriate for its granularity */
-#define BERT_REGION_MAX_SIZE CONFIG_SMM_TSEG_SIZE
+ #if CONFIG_SMM_TSEG_SIZE == 0x0
+ #define BERT_REGION_MAX_SIZE 0x100000
+ #else
+ /* SMM_TSEG_SIZE must stay on a boundary appropriate for its granularity */
+ #define BERT_REGION_MAX_SIZE CONFIG_SMM_TSEG_SIZE
+ #endif
#else
-#define BERT_REGION_MAX_SIZE 0
+ #define BERT_REGION_MAX_SIZE 0
#endif
void bert_reserved_region(void **start, size_t *size)