meta-digi/meta-digi-dey/recipes-digi/swu-images/files/script_template_uboot

                {
                    filename = "@@SWUPDATE_UBOOT_SCRIPT_NAME@@";
                    type = "preinstall";
                    data = "@@SWUPDATE_UBOOT_NAME@@ @@SWUPDATE_UBOOT_ENC@@ @@SWUPDATE_UBOOT_OFFSET@@ @@SWUPDATE_UBOOT_NAME_TFA@@";
                    sha256 = "$swupdate_get_sha256(@@SWUPDATE_UBOOT_SCRIPT_NAME@@)";
                }