MYZR-IMX6 Android-5.1.1 Build Manual

Install ubuntu12.04

（If virtual machine downloaded from MYZR is going to be used,please skip to the section"download source code and decompress")
Here it is recommended to users to use operating system of 64bit ubuntu12.04 of which has been proven in compilation by real machine.

Install openjdk1.7

Execute command to install openjdk1.7
sudo add-apt-repository "deb http://archive.canonical.com/ lucid partner"
sudo apt-get update
sudo apt-get install openjdk-7-jdk
$ sudo gedit /etc/profile
Add the following environment variables
export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64/
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
$ java –version
（when version 1.6.0_45 is seen,which represent a success）

Install libraries needed to compile Android system

(For detailed information, please visit "http://source.android.com/source/initializing.html")
$ 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 libgl1-mesa-dev g++-multilib mingw32 tofrodos python-markdown libxml2-utils xsltproc zlib1g-dev:i386
$ sudo ln -s /usr/lib/i386-linux-gnu/mesa/libGL.so.1 /usr/lib/i386-linux-gnu/libGL.so
$ sudo apt-get install uuid uuid-dev
$ sudo apt-get install zlib1g-dev liblz-dev
$ sudo apt-get install liblzo2-2 liblzo2-dev
$ sudo apt-get install lzop
$ sudo apt-get install git-core curl
$ sudo apt-get install u-boot-tools
$ sudo apt-get install mtd-utils
$ sudo apt-get install android-tools-fsutils

Download source code and decompress

4.1 download source code

Login downloads in "http://www.myzr.com.cn" to download source code of Android5.1
The Android5.1.1 sub-volume compression decompressed source package: myzr_android-5.1.1.tar.bz2

Decompress source code

$ mkdir ~/myandroid5.1
$ cd ~
$ tar -jxvf myzr_android-5.1.1_r1.tar.bz2

Compile source code(Android system)

set environment variables

$ export ARCH=arm
$ export CROSS_COMPILE=~/myandroid5.1/prebuilts/gcc/linux-x86/arm/arm-eabi-4.6/bin/arm-eabi-
$ export PATH=~/myandroid5.1/bootable/bootloader/uboot-imx/tools:$PATH

Compile uboot

$ cd ~/myandroid5.1/bootable/bootloader/uboot-imx
$ make distclean
$ make myimx6ek200-6q_android_defconfig (EK200-6Q-1G configuration)
or $ make myimx6ek200-6q-2g_android_defconfig (EK200-6Q-2G configuration)
or $ make myimx6ek200-6qp_android_defconfig (EK200-6QP-1 configuration)
or $ make myimx6ek200-6s-1g_android_defconfig (EK200-6S-1G configuration)
or $ make myimx6ek200-6u_android_defconfig (EK200-6U-1G configuration)
or $ make myimx6ek314-6q-2g_android_defconfig (EK314-6Q-2G configuration)
or $ make myimx6ek314-6q_android_defconfig (EK314-6Q-1G configuration)
or $ make myimx6ek314-6u_android_defconfig (EK314-6U-2G configuration)
$ make

Compile kernetl

$ cd ~/myandroid5.1/kernel_imx
$ cp myzr.config .config
$ make uImage LOADADDR=0x10008000

Compile bootimg (uImage and ramdisk)

$ cd ~/myandroid5.1
$ source build/envsetup.sh
$ lunch myimx6ek_6dq-user
$ make bootimage

Compile system

$ cd ~/myandroid5.1
$ source build/envsetup.sh
$ lunch myimx6ek_6dq-user
$ make
Results as the following figures showed:

Note:u-boot.imx generated is in the directory of ~/myandroid/bootable/bootloader/uboot-imx，boot.img and recovery.img and system.img are in the directory of ~/myandroid/out/target/product/myimx6ek_6dq

Start up the setting of environment variables

Single screen display

LVDS setting

setenv bootargs console=ttymxc0,115200 init=/init video=mxcfb0:dev=ldb,bpp=32 video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off vmalloc=256M
androidboot.console=ttymxc0 consoleblank=0 androidboot.hardware=freescale cma=384M(debug serial port can't be used).
setenv bootargs console=ttymxc0,115200 init=/init video=mxcfb0:dev=ldb,bpp=32

video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off vmalloc=256M androidboot.console=ttymxc0 consoleblank=0 androidboot.hardware=freescale cma=384M
androidboot.selinux=disabled androidboot.dm_verity=disabled（debug serial port can be used）

HDMI setting

setenv bootargs console=ttymxc0,115200 androidboot.console=ttymxc0 consoleblank=0 vmalloc=256M init=/init video=mxcfb0:dev=hdmi,
1920x1080M@60,bpp=32 video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off androidboot.hardware=freescale cma=384M(serial port can't be use)

setenv bootargs console=ttymxc0,115200 androidboot.console=ttymxc0 consoleblank=0 vmalloc=256M init=/init video=mxcfb0:dev=hdmi,
1920x1080M@60,bpp=32 video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off androidboot.hardware=freescale cma=384M androidboot.selinux=disabled androidboot.dm_verity=disabled（serial port can be used）

Dual screen display

LVDS+HDMI setting

setenv bootargs console=ttymxc0,115200 androidboot.console=ttymxc0 consoleblank=0 vmalloc=256M init=/init video=mxcfb0:dev=ldb,bpp=32 video=mxcfb1:dev=hdmi,
1920x1080M@60,bpp=32 video=mxcfb2:off video=mxcfb3:off androidboot.hardware=freescale cma=384M (serial port can't be used)

setenv bootargs console=ttymxc0,115200 androidboot.console=ttymxc0 consoleblank=0 vmalloc=256M init=/init video=mxcfb0:dev=ldb,bpp=32 video=mxcfb1:dev=hdmi,
1920x1080M@60,bpp=32 video=mxcfb2:off video=mxcfb3:off androidboot.hardware=freescale cma=384M androidboot.selinux=disabled androidboot.dm_verity=disabled （serial port can be used）