====== Release Note of Ubuntu 14.04.2 LTS (v1.4.1) =====
----
===== Summary =====
|| Release Date | 2015-04-01 ||
|| Release Type | Minor Update ||
===== New updates =====
  * Official US West Coast: [[http://odroid.in/ubuntu_14.04lts]]
  * Official US East Coast: [[http://east.us.odroid.in/ubuntu_14.04lts]] (Thanks to David Beauchamp @ ArchLinuxARM)
  * Official EU Germany: [[http://de.eu.odroid.in/ubuntu_14.04lts]]
  * Official Korea Mirror: [[http://dn.odroid.com/S805/Ubuntu]]


==== Kernel Updates ====
  * Fixed RealTek 8188EU support.

==== Userspace Update ====
  * Rolled back Kodi to prevent sluggish interface

===== GPU acceleration on the Chromium Web browser =====
This release supports the OpenGL ES accelerated Chromium Browser.

To use the acceleration, edit /etc/chromium-browser/default like this:\\
<code>
CHROMIUM_FLAGS=" --use-gl=egl --ignore-gpu-blacklist --disable-accelerated-2d-canvas --num-raster-threads=2"
</code>

You can see much smoother HTML rendering.
Try this link to test the Webgl on the ODROID.
[[http://oos.moxiecode.com/js_webgl/md5_test/|Webgl demo]]

**Update** \\
If you use the latest Chromium Ver 43 or higher, the hardware acceleration doesn't work if you don't enable it manually. \\
Enter this in the URL box of the Chromium. <code>chrome://settings/</code> 
And click "Show advanced settings..." in the bottom side.  \\
Check "System - Use hardware acceleration when available" and restart the Chromium.\\
===== Known issues =====
  * EXT2/4 file system can not be accessible on U-boot.
  * FAT16/32 can be supported on U-boot.
  * Tons of issues unsubscribed. :-x

===== Upgrade from 1.4 to 1.4.1 =====
  * <code>sudo apt-get update && sudo apt-get dist-upgrade && sudo apt-get upgrade</code>

===== The default boot.ini in V1.4.1 =====
  * Available here: https://github.com/mdrjr/c1_bootini/blob/master/boot.ini

===== How to checkout =====
The current version only provide Linux kernel and U-boot source code. Here are the instructions to checkout the source code and build. For more detail information, please visit [[en:c1_building_u-boot|U-boot]] and [[en:c1_building_kernel|Kernel]].

**This guide is only for the NATIVE BUILD.**
==== U-boot ====
<code>
$ git clone https://github.com/hardkernel/u-boot.git -b odroidc-v2011.03
$ cd u-boot
$ make odroidc_config
$ make
</code>
==== Linux Kernel ====
<code>
$ git clone https://github.com/hardkernel/linux -b odroidc-3.10.y
$ cd linux
$ make odroidc_defconfig
$ make uImage modules
$ make dtbs
$ sudo make modules_install
$ sudo cp arch/arm/boot/uImage /media/boot
$ sudo cp arch/arm/boot/dts/meson8b_odroidc.dtb /media/boot
</code>