Release Note of Ubuntu 14.04.3 LTS (v1.6)

File name : ubuntu-14.04.3lts-lubuntu-odroid-c1-20151020.img

• 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

• Overlayfs support
• Fixed name reported on CEC
• C1+ I2S HiFi Shield
• Support Realtek 8812AU
• Removed several kernel debug messages
• Fixed Mali issue that caused stuttering on Kodi
• GPIO PPS support GPIO PPS Client
• Added several touchscreen VID/PID's
• SPI driver using IRQ instead of polling
• Watchdog support
• Better compatibility with VGA monitors
• Support for XBOX and other gamepads
• C1+ fixed USB gadget mode.
• Fixed i2cdetect issue.

• Mali now honors eglSwapInterval during eglSwapBuffers
• Ubuntu packages up to 20151020
• Automatic Filesystem Resize on First Boot.

Edit /etc/chromium-browser/default like this:

CHROMIUM_FLAGS=" --use-gl=egl --ignore-gpu-blacklist --disable-accelerated-2d-canvas --num-raster-threads=2"

You can see much smoother HTML rendering. Try this link to test the Webgl on the ODROID. 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.

chrome://settings/

And click “Show advanced settings…” on the bottom side.
Check “System - Use hardware acceleration when available” and restart the Chromium.

• EXT2/4 file system can not be accessible on U-boot.
• FAT16/32 can be supported on U-boot.
• Tons of issues not listed.
• Kodi requires to be manually started for HDMI Passthrough work.

  AE_SINK=ALSA kodi

• sudo apt-get update && sudo apt-get upgrade && sudo apt-get dist-upgrade  

• Available here: https://github.com/mdrjr/c1_bootini/blob/master/boot.ini

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 U-boot and Kernel.

This guide is only for the NATIVE BUILD.

$ git clone https://github.com/hardkernel/u-boot.git -b odroidc-v2011.03
$ cd u-boot
$ make odroidc_config
$ make

$ git clone --depth 1 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