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--- en:c2_ubuntu_release_note_v2.3 [2017/02/27 17:36]
mdrjr created
+++ en:c2_ubuntu_release_note_v2.3 [2017/06/27 12:53] (current)
odroid [How to update the kernel and system]
@@ Line 2: / Line 2: @@
 ----
 ===== Summary =====
-|| Release Date | 2017-02-28 ||
+|| Release Date | 2017-03-01 ||
 || Release Type | Update ||
-**File name : ubuntu64-16.04lts-mate-odroid-c2-20170228.img.xz**
+**File name : ubuntu64-16.04.2lts-mate-odroid-c2-20170301.img.xz**
 **Note: OS will reboot on the first boot for automatic rootfs resize**
@@ Line 17: / Line 17: @@
 ==== Kernel Updates ====
-  * Several Amlogic Patches to improve VPU (video decoding)
+  * GPIO Wakeup Feature [[en:c2_gpio_key_wakeup|Power Off and Wake Up using GPIO Key Button]]
-  * GPIO Wakeup Feature
+  * GPIO Mem driver is implemented to support the [[en:gpiomem|Rootless GPIO access: /dev/gpiomem]]
-  * GPIO Mem support
+==== U-Boot Updates ====
+  * Display Auto Detection [[en:c2_auto_detect_display|Display Auto Detection using EDID]]
+  * GPIO Wakeup Feature [[en:c2_gpio_key_wakeup|Power Off and Wake Up using GPIO Key Button]]
+  * New dvfs table scheme to support [[http://forum.odroid.com/viewtopic.php?f=141&t=23044&start=300#p179945|Mainline Kernel development]]
 ==== Userspace Update ====
   * Kodi to 17.0
@@ Line 27: / Line 30: @@
-===== Known issues and tips =====
+===== Tips and Known issues =====
   * mySQL/KVM needs an editing of boot.ini file to change the system timer source to ARMv8 Architecture from the Meson. But the ARMv8 timer affects the VPU/GPU system accuracy.
   * NTP time syncing takes long time (sometimes around 1~2 minutes)
-  * GPU acceleration should be enabled manually. Add below line into /etc/chromium-browser/default file.
+  * GPU acceleration should be enabled manually. Add below line into /etc/chromium-browser/default file.<code>CHROMIUM_FLAGS=" --use-gl=egl --ignore-gpu-blacklist --disable-accelerated-2d-canvas --num-raster-threads=2"</code>
-  * <code>CHROMIUM_FLAGS=" --use-gl=egl --ignore-gpu-blacklist --disable-accelerated-2d-canvas --num-raster-threads=2"</code>
+  * The root file system will be resized in the first booting process. OS will reboot automatically to complete the resizing process. **This process must not be interrupted.**
-  * The root file system will be resized in the first booting process. OS will reboot automatically to complete the resizing process.
   * To enable Auto-login, edit /usr/share/lightdm/lightdm.conf.d/60-lightdm-gtk-greeter.conf file like this. <code>
 [Seat:*]
 greeter-session=lightdm-gtk-greeter
 autologin-user=odroid </code>
+===== Reverting to Kodi 16.1 =====
+  * If Kodi 17 isn't working fine for you, you can revert to 16.1 with the following steps. <code>wget deb.odroid.in/old_kodi_c2/old_kodi.tar
+tar xf old_kodi.tar
+sudo dpkg -i *.deb</code>
 ===== How to update the kernel and system =====
-  * <code>sudo apt-get update && sudo apt-get upgrade && sudo apt-get dist-upgrade </code>
+  * <code>sudo apt update && sudo apt upgrade && sudo apt dist-upgrade && sudo apt install linux-image-c2</code>
 ===== The default boot.ini in V2.3 =====