Device specific configuration to build AOSP Android 13 for Raspberry Pi 4.

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How to build:

1. Establish Android build environment and install repo.

2. Install additional packages:

sudo apt-get install bc coreutils dosfstools e2fsprogs fdisk kpartx mtools ninja-build pkg-config python3-pip
sudo pip3 install meson mako jinja2 ply pyyaml

3. Initialize repo:

repo init -u https://android.googlesource.com/platform/manifest -b android-13.0.0_r35 --depth=1
git clone https://github.com/grapeup/aaos_local_manifest.git .repo/local_manifests

4. Sync source code:

repo sync

5. Compile:

. build/envsetup.sh
lunch aosp_rpi4-userdebug
make bootimage systemimage vendorimage

6. Make flashable image:

./rpi4-mkimg.sh

Also look into Linux kernel build instructions.

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Issues:

• Android
• Linux kernel

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Wiki:

• Audio
• DSI display
• HDMI display
• Interfaces
• USB boot
• Video decoding