Environmental construction

Install ubuntu12.04

Users are advised to use the 64bit ubuntu12.04 operating system, which has been compiled and validated by the real machine.

Install JDK6

Note: the version must be jdk6 and other versions will have problems.

1)Download the JDK -6u45-linux-x64.bin file and install.
$ cd /usr
$ sudo mkdir java
$ cd java
$ sudo cp ~ /jdk-6u45-linux-x64.bin ./
$ sudo chmod 777 ./jdk-6u45-linux-x64.bin
$ sudo ./jdk-6u45-linux-x64.bin

2)Open the profile file and add the environment variables
$ sudo gedit /etc/profile
export JAVA_HOME=/usr/java/jdk1.6.0_45
export JRE_HOME=$JAVA_HOME/jre
export CLASSPATH=$JAVA_HOME/lib:$JRE_HOME/lib:$CLASSPATH
export PATH=$JAVA_HOME/bin:$PATH:$JRE_HOME/bin
$ source /etc/profile

3)To See jdk version
$ java –version

4)java version "1.6.0_45" can see the version is 1.6.0_45 means the installation is successful.

Install the libraries needed to compile the Android system

sudo apt-get install git gnupg flex bison gperf build-essential \
zip curl libc6-dev libncurses5-dev:i386 x11proto-core-dev \
libx11-dev:i386 libreadline6-dev:i386 libgl1-mesa-glx:i386 \
g++-multilib mingw32 tofrodos gcc-multilib ia32-libs \
python-markdown libxml2-utils xsltproc zlib1g-dev:i386 \
lzop libssl1.0.0 libssl-dev uboot-mkimage

Download the source code and unzip it

1)Download android.tar.bz2.0 ，android.tar.bz2.1 ，android.tar.bz2.2 three files,Unzip with the following command.
$cat android.tar.bz2.* | tar -jxv

2)When unzipped, there is a directory called R16, which has an android and lichee directory.

Android directory is the Android system source code，Uboot and kernel in the lichee directory.

Compile the kernel with Uboot

Configuration platform information

$cd ~/R16/android
$source build/envsetup.sh
$lunch astar_evb30-eng
$cd ~/R16/lichee/
$./build.sh config

Welcome to mkscript setup progress
All available chips:
0. sun8iw5p1
Choice: 0
All available platforms:
0. android
1. dragonboard
2. linux
3. tina
Choice: 0
All available kernel:
0. linux-3.4
Choice: 0
All available boards:
0. bell-one
1. evb
2. evb-20
3. evb-30
4. evb-rtl8723bs
5. sc3813r
Choice: 3

Compile the kernel

$cd ~/R16/lichee
$./build.sh

Compile Uboot

$cd ~/R16/lichee/brandy/u-boot-2011.09/
$make distclean
$make sun8iw5p1_config
$make

Compile android system

$cd ~/R16/android/
$extract-bsp
$make

Package

$cd ~/R16/android
$pack

The final file generated by the package is "sun8iw5p1_android_evb-30_uart0.img" in the "~/R16/lichee/tools/pack" directory
Copy the file to your computer and burn it to the board. Please refer to 《R16 burning manual》.

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