1.linaro官网下载交叉编译工具
gcc-linaro-10.2.1-2021.02-x86_64_aarch64-linux-gnu.tar.xz
2.解压并配置环境变量
tar -xf gcc-linaro-10.2.1-2021.02-x86_64_aarch64-linux-gnu.tar.xz
mv gcc-linaro-10.2.1-2021.02-x86_64_aarch64-linux-gnu gcc-linaro.aarch64-linux-gnu # 修改名字,短
cd gcc-linaro.aarch64-linux-gnu
vim ~/.bashrc
# aarch64-linux-gnu
export PATH=$PATH:/home/rose/software/system/gcc-linaro.aarch64-linux-gnu/bin
source ~/.bashrc
aarch64-linux-gnu-gcc -v