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-rw-r--r--src/drivers/smmstore/Kconfig11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/drivers/smmstore/Kconfig b/src/drivers/smmstore/Kconfig
index 1ab3a5e941..e59e78decc 100644
--- a/src/drivers/smmstore/Kconfig
+++ b/src/drivers/smmstore/Kconfig
@@ -37,4 +37,15 @@ config SMMSTORE_FILENAME
string "SMM store file name" if SMMSTORE_IN_CBFS
default "smm_store"
+config SMMSTORE_SIZE
+ hex "size of the SMMSTORE FMAP region"
+ depends on !SMMSTORE_IN_CBFS
+ default 0x40000
+ help
+ Sets the size of the default SMMSTORE FMAP region.
+ If using an UEFI payload, note that UEFI specifies at least 64K.
+ The current implementation of SMMSTORE is append only, so until
+ garbage collection is implemented it is better to set this to
+ a rather large value.
+
endif