+config BOOT_CONFIG
+ bool "Boot config support"
+ select BLK_DEV_INITRD
+ help
+ Extra boot config allows system admin to pass a config file as
+ complemental extension of kernel cmdline when booting.
+ The boot config file must be attached at the end of initramfs
+ with checksum, size and magic word.
+ See <file:Documentation/admin-guide/bootconfig.rst> for details.
+
+ If unsure, say Y.
+