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-rw-r--r--certs/Kconfig16
1 files changed, 16 insertions, 0 deletions
diff --git a/certs/Kconfig b/certs/Kconfig
index b030b9c7ed34..f0f8a4433685 100644
--- a/certs/Kconfig
+++ b/certs/Kconfig
@@ -39,4 +39,20 @@ config SYSTEM_TRUSTED_KEYS
form of DER-encoded *.x509 files in the top-level build directory,
those are no longer used. You will need to set this option instead.
+config SYSTEM_EXTRA_CERTIFICATE
+ bool "Reserve area for inserting a certificate without recompiling"
+ depends on SYSTEM_TRUSTED_KEYRING
+ help
+ If set, space for an extra certificate will be reserved in the kernel
+ image. This allows introducing a trusted certificate to the default
+ system keyring without recompiling the kernel.
+
+config SYSTEM_EXTRA_CERTIFICATE_SIZE
+ int "Number of bytes to reserve for the extra certificate"
+ depends on SYSTEM_EXTRA_CERTIFICATE
+ default 4096
+ help
+ This is the number of bytes reserved in the kernel image for a
+ certificate to be inserted.
+
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