I downloaded Android 10 source code and tried to build it for imx8m-evk
Here is my command list for building.
source build/envsetup.sh
lunch evk_8mq-userdebug
make -j32 2>&1 | tee build-log.txt
But build failed.
Starting ninja...
FAILED: ninja: 'out/target/product/evk_8mq/obj/KERNEL_OBJ/arch/arm64/boot/Image', needed by 'out/target/product/evk_8mq/kernel', missing and no known rule to make it
15:21:47 ninja failed with: exit status 1