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-rw-r--r--src/soc/intel/cannonlake/memmap.c47
1 files changed, 0 insertions, 47 deletions
diff --git a/src/soc/intel/cannonlake/memmap.c b/src/soc/intel/cannonlake/memmap.c
index 004e35c98c..a842ff63ec 100644
--- a/src/soc/intel/cannonlake/memmap.c
+++ b/src/soc/intel/cannonlake/memmap.c
@@ -35,53 +35,6 @@ void smm_region(uintptr_t *start, size_t *size)
*size = sa_get_tseg_size();
}
-/*
- * Subregions within SMM
- * +-------------------------+ BGSM
- * | IED | IED_REGION_SIZE
- * +-------------------------+
- * | External Stage Cache | SMM_RESERVED_SIZE
- * +-------------------------+
- * | code and data |
- * | (TSEG) |
- * +-------------------------+ TSEG
- */
-int smm_subregion(int sub, uintptr_t *start, size_t *size)
-{
- uintptr_t sub_base;
- size_t sub_size;
- const size_t ied_size = CONFIG_IED_REGION_SIZE;
- const size_t cache_size = CONFIG_SMM_RESERVED_SIZE;
-
- smm_region(&sub_base, &sub_size);
-
- switch (sub) {
- case SMM_SUBREGION_HANDLER:
- /* Handler starts at the base of TSEG. */
- sub_size -= ied_size;
- sub_size -= cache_size;
- break;
- case SMM_SUBREGION_CACHE:
- /* External cache is in the middle of TSEG. */
- sub_base += sub_size - (ied_size + cache_size);
- sub_size = cache_size;
- break;
- case SMM_SUBREGION_CHIPSET:
- /* IED is at the top. */
- sub_base += sub_size - ied_size;
- sub_size = ied_size;
- break;
- default:
- *start = 0;
- *size = 0;
- return -1;
- }
-
- *start = sub_base;
- *size = sub_size;
- return 0;
-}
-
/* Calculate ME Stolen size */
static size_t get_imr_size(void)
{