PWD=`pwd` RISCV_TOOLCHAIN_BASE=${PWD}/../../../work/buildroot_initramfs/host echo $RISCV_TOOLCHAIN_BASE export PATH=${RISCV_TOOLCHAIN_BASE}/bin:$PATH export LD_LIBRARY_PATH=${RISCV_TOOLCHAIN_BASE}/lib:$LD_LIBRARY_PATH export ARCH=riscv export SUBARCH=riscv export CROSS_COMPILE=riscv64-buildroot-linux-gnu-