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--- en:androidplatformbuildguideforexynos4412 [2014/12/08 11:36]
codewalker
+++ en:androidplatformbuildguideforexynos4412 [2014/12/08 11:36] (current)
codewalker
@@ Line 1: / Line 1: @@
+====== Android platform build guide for Exynos-4412 ======
+=== How to download and build the Android source code ===
+[[https://github.com/hardkernel/android]]
+== android-4.1.2 ==
+<code>
+$ repo init -u https://github.com/hardkernel/android.git -b 4412_4.1.2_master
+$ repo sync
+$ repo start 4412_4.1.2_master --all
+$ ./build_android.sh odroidu[x,x2,q,q2]
+</code>
+If you use ODROID-U3, the build option must be “./build_android.sh odroidu”.
+<code>
+$ repo forall -c git reset --hard 4412_v2.x
+</code>
+== android-4.4.x ==
+<code>
+$ repo init -u https://github.com/hardkernel/android.git -b 4412_4.4.x_master
+$ repo sync
+$ repo start 4412_4.4.x_master --all
+$ ./build.sh odroidxu platform
+</code>
+If you use ODROID-U3, the build option must be “./build.sh odroidu platform”.
+* Visit this link to install the repo.
+http://source.android.com/source/downloading.html
+* To get the same version source of this Alpha 2.0 in the future, try below command of tag.
+<code>
+$ repo forall -c git reset --hard 4412_v4.x
+</code>
+==== How to download the Kernel source code and build ====
+https://github.com/hardkernel/linux/tree/odroid-3.0.y-android
+==  Install cross compiler ==
+http://www.mdrjr.net/odroid/toots/arm-2010q1.tar.xz
+or
+http://dn.odroid.com/toolchains/arm-2010q1.tar.xz
+<code>
+$ unxz arm-2010q1.tar.xz
+$ tar xvf arm-2010q1.tar
+$ sudo mkdir /opt/toolchains
+$ sudo mv arm-2010q1 /opt/toolchains/
+$ vi ~/.bashrc
+</code>
+<code>
+export PATH=$PATH:/opt/toolchains/arm-2010q1/bin
+export ARCH=arm
+export CROSS_COMPILE=arm-none-linux-gnueabi-
+$ source ~/.bashrc
+$ arm-none-linux-gnueabi-gcc --version
+arm-none-linux-gnueabi-gcc (Sourcery G++ Lite 2010q1-202) 4.4.1
+Copyright (C) 2009 Free Software Foundation, Inc.
+This is free software; see the source for copying conditions.  There is NO
+warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+</code>
+== anroid-4.1.2 ==
+<code>
+$ git clone https://github.com/hardkernel/linux.git -b odroid-3.0.y-android
+$ cd linux
+$ make odroidu[x,x2,q,q2]_android_defconfig
+$ make -j8
+</code>
+If you use ODROID-U3, the make option must be "make odroidu_android_defconfig".
+== anroid-4.4.3 ==
+<code>
+$ git clone https://github.com/hardkernel/linux.git -b odroid-3.0.y-android
+$ cd linux
+$ make odroidu[x,x2]_android_442_defconfig
+$ make -j8
+</code>
+If you use ODROID-U3, the make option must be "make odroidu_android_defconfig".
+Write kernel
+In the host PC.
+<code>
+#fastboot flash kernel arch/arm/boot/zIamge
+</code>
+Reboot system
+In the host PC.
+<code>
+#fastboot reboot
+</code>