diff --git a/.travis.yml b/.travis.yml
index e76bfac..53770ea 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,10 +6,13 @@ language: c
 
 addons:
         apt:
+                sources:
+                        - sourceline: 'ppa:team-gcc-arm-embedded/ppa'
                 packages:
                         - make
+                        - gcc-arm-embedded
                         - qemu-user-static
 
 script:
-        - sudo make image
+        - sudo make
 
diff --git a/Makefile b/Makefile
index 7886ff1..aa2b446 100644
--- a/Makefile
+++ b/Makefile
@@ -22,6 +22,7 @@
 # Define sub directory name of build and download
 BUILD_DIR_NAME := build
 DL_DIR_NAME := dl
+OUTPUT_DIR_NAME := output
 
 # Top directory, build directory and download directory
 export TOP_DIR := $(shell pwd)
@@ -34,6 +35,10 @@ export DL_DIR := $(shell mkdir -p $(TOP_DIR)/$(DL_DIR_NAME) && \
 			 cd $(TOP_DIR)/$(DL_DIR_NAME) && \
 			 pwd)
 
+export OUTPUT_DIR := $(shell mkdir -p $(BUILD_DIR)/$(OUTPUT_DIR_NAME) && \
+			     cd $(BUILD_DIR)/$(OUTPUT_DIR_NAME) && \
+			     pwd)
+
 # Clean targets
 export CLEAN_TARGETS := $(BUILD_DIR)
 
@@ -46,10 +51,7 @@ export DISTCLEAN_TARGETS := $(DOWNLOAD_DIR)
 ##############################################################################
 
 
-all: button
-
-button:
-	@$(MAKE) -C package/hw_button
+all: image
 
 .PHONY: help install image clean distclean
 
@@ -62,15 +64,15 @@ help:
 	@echo "    clean        - Clean build file, but leave download files"
 	@echo "    distclean    - Clean all build process generated files"
 
-install:
-	echo
-
 IMAGE_DIR_NAME := image
 IMAGE_DIR := ${BUILD_DIR}/${IMAGE_DIR_NAME}
 
-image:
+image: ubootenv
 	$(TOP_DIR)/scripts/gen_image.sh $(TOP_DIR) $(DL_DIR) $(BUILD_DIR) \
-		$(IMAGE_DIR)
+		$(OUTPUT_DIR) $(IMAGE_DIR)
+
+ubootenv:
+	$(MAKE) -C lib/ubootenv
 
 clean:
 	-rm -rf $(CLEAN_TARGETS)
diff --git a/lib/ubootenv/Makefile b/lib/ubootenv/Makefile
new file mode 100644
index 0000000..a00bdfe
--- /dev/null
+++ b/lib/ubootenv/Makefile
@@ -0,0 +1,14 @@
+# Copyright (c) 2018 Hunan ChenHan Information Technology Co., Ltd.
+#
+# SPDX-License-Identifier: GPL-3.0
+#
+# @author Ding Tao <miyatsu@qq.com>
+#
+# @date 3rd Dec, 2018
+#
+# @brief This Makefile is use apt to install openssh
+
+
+all:
+	./install.sh $(BUILD_DIR) $(OUTPUT_DIR)
+
diff --git a/lib/ubootenv/install.sh b/lib/ubootenv/install.sh
new file mode 100755
index 0000000..d24c8b9
--- /dev/null
+++ b/lib/ubootenv/install.sh
@@ -0,0 +1,52 @@
+#!/bin/sh
+
+# Copyright (c) 2018 Hunan ChenHan Information Technology Co., Ltd.
+#
+# SPDX-License-Identifier: GPL-3.0
+#
+# @author Ding Tao <miyatsu@qq.com>
+#
+# @date 3rd Dec, 2018
+#
+# @brief This shell script will install openssh via apt and modify some
+#	 configurations like allow password login.
+
+BUILD_DIR=$1
+OUTPUT_DIR=$2
+
+# Get the u-boot code
+if [ -e ${BUILD_DIR}/u-boot ]
+then
+	rm -rf ${BUILD_DIR}/u-boot
+fi
+git clone --depth=50 -b u-boot-2018.03-armada-18.09 \
+	https://github.com/MarvellEmbeddedProcessors/u-boot-marvell \
+	${BUILD_DIR}/u-boot
+if [ $? -ne 0 ]
+then
+	echo "'git clone' exit none zero!"
+	exit 1
+fi
+
+export CROSS_COMPILE=aarch64-linux-gnu-
+export ARCH=arm64
+
+# Cd to source code and compile it
+cd ${BUILD_DIR}/u-boot
+make mvebu_espressobin-88f3720_defconfig
+make env
+
+# Move shared library to rootfs
+if [ ! -e ${BUILD_DIR}/u-boot/tools/env/lib.a ]
+then
+	echo "'make' exit none zero!"
+	exit 1
+fi
+
+if [ ! -d ${OUTPUT_DIR}/usr/local/lib ]
+then
+	mkdir -p ${OUTPUT_DIR}/usr/local/lib
+fi
+cp ${BUILD_DIR}/u-boot/tools/env/lib.a	\
+	${OUTPUT_DIR}/usr/local/lib/libubootenv.a
+
diff --git a/scripts/gen_image.sh b/scripts/gen_image.sh
index a040326..e556ce6 100755
--- a/scripts/gen_image.sh
+++ b/scripts/gen_image.sh
@@ -18,7 +18,8 @@ ISO_NAME=ubuntu-18.04.1-server-arm64.iso
 TOP_DIR=${1}
 DL_DIR=${2}
 BUILD_DIR=${3}
-IMAGE_DIR=${4}
+OUTPUT_DIR=${4}
+IMAGE_DIR=${5}
 
 ISO_URL=${DOWNLOAD_URL}/${RELEASE_VERSION}/release/${ISO_NAME}
 
@@ -63,6 +64,9 @@ build_alter() {
 }
 
 build_append() {
+	# Append output/* files
+	cp -R ${OUTPUT_DIR}/* ${BUILD_DIR}/rootfs
+
 	# Append etc files
 	cp -R ${TOP_DIR}/etc/* ${BUILD_DIR}/rootfs/etc
 }