diff --git a/.gitignore b/.gitignore
index 7ed2161..b49a76d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,8 @@
 deploy/images/
 deploy/input/
 deploy/hss-payload-generator
+deploy/src.bin
+deploy/u-boot.bin
 mirror/
 riscv-toolchain/
 hart-software-services/
diff --git a/create_sdcard_img.sh b/create_sdcard_img.sh
index 211ff04..5358c2d 100755
--- a/create_sdcard_img.sh
+++ b/create_sdcard_img.sh
@@ -5,3 +5,5 @@ if [ ! -d ./root/ ] ; then
 	mkdir ./root/ || true
 fi
 sudo genimage --config genimage.cfg
+
+#
diff --git a/generate_payload.bin.sh b/generate_payload.bin.sh
new file mode 100755
index 0000000..1dcbbe9
--- /dev/null
+++ b/generate_payload.bin.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+cd ./deploy/
+cp -v ./u-boot.bin ./src.bin
+./hss-payload-generator -c config.yaml -v ./input/payload.bin
+sha256sum ./input/payload.bin
+
+#