+ GSI (Advanced): While not official, Generic System Images (GSI) can be flashed to update the Android version, though bugs with Wi-Fi/Bluetooth are common.
The DTB tells the Linux kernel what hardware exists and where. Custom ROMs for H6 generally ship with a menu of DTBs. You must: allwinner h6 custom rom
Modern custom ROM efforts, such as Armbian , strive to move away from vendor-specific "bsp" kernels toward mainline Linux kernels for better long-term support. 3. Software Architecture & Build Process + GSI (Advanced): While not official, Generic System
cd linux make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- defconfig # Optional: enable extra drivers (WiFi, GPU, etc.) make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- menuconfig make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- -j$(nproc) make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- dtbs + GSI (Advanced): While not official