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-rw-r--r--src/vboot/Kconfig3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/vboot/Kconfig b/src/vboot/Kconfig
index 08381677e3..f3df7c524b 100644
--- a/src/vboot/Kconfig
+++ b/src/vboot/Kconfig
@@ -29,7 +29,7 @@ config VBOOT_VBNV_CMOS
config VBOOT_VBNV_CMOS_BACKUP_TO_FLASH
bool "Back up Vboot non-volatile storage from CMOS to flash."
default n
- depends on VBOOT_VBNV_CMOS
+ depends on VBOOT_VBNV_CMOS && BOOT_DEVICE_SUPPORTS_WRITES
help
Vboot non-volatile storage data will be backed up from CMOS to flash
and restored from flash if the CMOS is invalid due to power loss.
@@ -42,6 +42,7 @@ config VBOOT_VBNV_EC
config VBOOT_VBNV_FLASH
def_bool n
+ depends on BOOT_DEVICE_SUPPORTS_WRITES
help
VBNV is stored in flash storage