Release Note of Ubuntu 14.04.3 LTS (v1.5)


Summary

Release Date 2015-08-11
Release Type Production Image

New updates

Kernel Updates

  • Mali Updated to r5p1
  • Enabled CGROUP_CPUSET
  • Realtek 8191su support
  • Realtek 8192du support
  • Realtek 8812au support
  • Added FBIO_WAITFORVSYNC ioctl support (Thanks to crashoverride)
  • Fixed FBIOPAN_DISPLAY ioctl (Thanks to crashoverride)
  • Support for DVBSky USB, TechnoTrend CT2 4400 and TecnoTrend CT2 4650 CI (Thanks to joukestoel)
  • Added support for 2.2“ BW LCD (fb_st7565)
  • PPS GPIO for AMLogic Device Tree (Thanks fo Joakim L. Gilje)
  • Ethernet Bonding enabled
  • Latest AUFS for 3.10 merged
  • Enabled SquashFS Support
  • GPIO Interrupt support Hardware GPIO-IRQ
  • Enabled AMVideoCap on device-tree for boblight (Thanks to StrikerHF)
  • ODROID I2S Hifi Shield support (C1+)
  • CEC name reported
  • AMLogic frame automation support
  • CEC Enter(return) key fixed
  • Fixed SDCards that wouldn't return to UHS mode after reboot
  • Fixed Kodi issue while playing videos with external subtitles

Userspace Update

  • Updated Mali to r5p0
  • Ubuntu packages up to 20150725

GPU acceleration on the Chromium Web browser

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.

Known issues

  • EXT2/4 file system can not be accessible on U-boot.
  • FAT16/32 can be supported on U-boot.
  • Tons of issues not listed. :-x
  • Kodi MPEG2 playback is stuttering on some videos.

How to Upgrade

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

The default boot.ini in V1.5

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 U-boot and Kernel.

This guide is only for the NATIVE BUILD.

U-boot

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

Linux Kernel

$ 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
en/c1_ubuntu_release_note_v1.5.txt · Last modified: 2015/08/19 05:14 by mdrjr
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