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--- odroid-xu4:os_images:linux:ubuntu_4.14:20180501 [2018/07/11 08:07]
justin [Known issues and Tips]
+++ odroid-xu4:os_images:linux:ubuntu_4.14:20180501 [2018/11/18 10:40]
odroid [Linux Kernel build]
@@ Line 42: / Line 42: @@
   * Mali GPU access could be blocked by a recent Canonical's EGL package. In that case, you need to install our Mali driver manually.
   * <code>sudo apt-get install mali-x11 --reinstall</code>
+  * To change **CPU governor** to "ondemand", refer [[odroid-xu4:application_note:software:cpufrequtils_cpufreq_govornor|this guide]] \\ boot.ini tweaking doesn't work with Kernel 4.14 any more.
   * VLC doesn't start due to a video driver compatibility issue.
   * The first time launching of Chromium takes around one minute due to internal initialization process. After that, it starts in 1~2 seconds.
@@ Line 51: / Line 52: @@
   * <code>usb-storage.quirks=0x0bc2:0x2322:u</code>
   *  The Youtube video quality on Chromium browser can be improved a lot with “h264ify” extension in Chrome Web Store. 720p/30fps videos are fine with the extension.
+  * How to test Qt5 GPU acceleration.
+  * <code>sudo apt install qtbase5-examples
+/usr/lib/arm-linux-gnueabihf/qt5/examples/opengl/cube/cube</code>
 ===== Access Credentials =====
 || Username || Password ||
@@ Line 72: / Line 76: @@
 You may need to install the building tools.
 <code bash target>
-$ sudo apt-get install git gcc g++ build-essential
+$ sudo apt-get install git gcc g++ build-essential libssl-dev bc
 </code>