Orange Pi R1 Plus - Page 5

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6.2. Compile u-boot.................................................................................................................... 86
6.3. Compile the Linux kernel.....................................................................................................90
6.4. Compile rootfs......................................................................................................................96
6.5. Compile linux image............................................................................................................98
7. Android OS instructions...............................................................................................101
7.1. Supported Android version................................................................................................ 101
7.2. Android 9.0 function adaptation situation..........................................................................101
7.3. Onboard LED light display description............................................................................. 101
7.4. How to use ADB................................................................................................................ 102
7.4.1. Open USB debugging option...................................................................102
7.4.2. Use network connection adb debugging..................................................104
7.4.3. Use data cable to connect adb for debugging.......................................... 105
8. Android SDK instructions............................................................................................106
8.1. Download the source code of Android SDK......................................................................106
8.2. Build Android compilation environment........................................................................... 107
8.3. Compile Android image.....................................................................................................108
8.3.1. Compile u-boot........................................................................................ 108
8.3.2. Compile the kernel...................................................................................108
8.3.3. Compile Android......................................................................................109
8.3.4. Firmware packaging.................................................................................109
8.3.5. Generate upgrade image...........................................................................109
8.3.6. Automatically compile scripts..................................................................110