cmake: sysbuild: image_signing: Fix custom signing

Fixes an issue with custom signing method. Default public key was used instead of key given with KConfig. Signed-off-by: Grzegorz Chwierut <[email protected]>
nordicjm · May 20, 2024 · 53da5b3 · 53da5b3
1 parent 9ec27c6
commit 53da5b3
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/cmake/sysbuild/sign.cmake b/cmake/sysbuild/sign.cmake
@@ -165,6 +165,8 @@ function(b0_sign_image slot)
       )
   elseif(SB_CONFIG_SECURE_BOOT_SIGNING_CUSTOM)
     set(custom_sign_cmd "${SB_CONFIG_SECURE_BOOT_SIGNING_COMMAND}")
+    set(SIGNATURE_PUBLIC_KEY_FILE ${SB_CONFIG_SECURE_BOOT_SIGNING_PUBLIC_KEY})
+    set(SIGNATURE_PUBLIC_KEY_FILE ${SB_CONFIG_SECURE_BOOT_SIGNING_PUBLIC_KEY} PARENT_SCOPE)
 
     if (("${custom_sign_cmd}" STREQUAL "") OR (NOT EXISTS ${SIGNATURE_PUBLIC_KEY_FILE}))
       message(FATAL_ERROR "You must specify a signing command and valid public key file for custom signing.")