From 42fd2f8e4dcd1327956c3693a0f3c242d9504769 Mon Sep 17 00:00:00 2001
From: Richard Leitner <richard.leitner@skidata.com>
Date: Fri, 5 Jun 2020 07:08:38 +0000
Subject: kernel-fitimage: introduce FIT_SIGN_ALG

make fitImage configuration signature algorithm selectable with
FIT_SIGN_ALG.

(From OE-Core rev: e24b27a2b49e97cec6153f2d642d17a901b8ba12)

(From OE-Core rev: 12dceaba5a7e3afed2ccb43d0788e5b95c602951)

Signed-off-by: Richard Leitner <richard.leitner@skidata.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 meta/classes/kernel-fitimage.bbclass | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'meta/classes/kernel-fitimage.bbclass')

diff --git a/meta/classes/kernel-fitimage.bbclass b/meta/classes/kernel-fitimage.bbclass
index 1bcb09c598..6cd1b76fde 100644
--- a/meta/classes/kernel-fitimage.bbclass
+++ b/meta/classes/kernel-fitimage.bbclass
@@ -53,6 +53,9 @@ UBOOT_MKIMAGE_DTCOPTS ??= ""
 # fitImage Hash Algo
 FIT_HASH_ALG ?= "sha256"
 
+# fitImage Signature Algo
+FIT_SIGN_ALG ?= "rsa2048"
+
 #
 # Emit the fitImage ITS header
 #
@@ -246,6 +249,7 @@ EOF
 fitimage_emit_section_config() {
 
 	conf_csum="${FIT_HASH_ALG}"
+	conf_sign_algo="${FIT_SIGN_ALG}"
 	if [ -n "${UBOOT_SIGN_ENABLE}" ] ; then
 		conf_sign_keyname="${UBOOT_SIGN_KEYNAME}"
 	fi
@@ -327,7 +331,7 @@ EOF
 
 		cat << EOF >> ${1}
                         signature@1 {
-                                algo = "${conf_csum},rsa2048";
+                                algo = "${conf_csum},${conf_sign_algo}";
                                 key-name-hint = "${conf_sign_keyname}";
 				${sign_line}
                         };
-- 
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