make CROSS_COMPILE=~/work/wrs/arm_toolchain/arm-gnu-toolchain-13.2.Rel1-x86_64-aarch64-none-elf/bin/aarch64-none-elf- ARCH=arm64 LINUX=~/work/wrs/fec-os-kernel-5.15/fec-os-kernel/linux-5.15.36/build-arm64 $1 $2 $3 -j8
