Jetson Linux Toolchain

NVIDIA® specifies the Bootlin gcc 9.3.0 2020.08-1 aarch64 toolchain for:

  • Cross-compiling applications to run on this release of NVIDIA® Jetson™ Linux.

  • Cross-compiling code in the current-release Jetson Linux source.

This topic describes how to obtain the toolchain.

Toolchain Information

The toolchain contains the following components:

  • GCC version: 9.3.0

  • Binutils version: 2.33.1

  • Glibc version: 2.31

Downloading the Toolchain

Download the Bootlin toolchain binaries from the NVIDIA Jetson Linux home page.

Extracting the Toolchain

To extract the toolchain, enter these commands:

$ mkdir $HOME/l4t-gcc
$ cd $HOME/l4t-gcc
$ tar xf <toolchain_archive>

Setting the CROSS_COMPILE Environment Variable

Many build systems require you to set environment variable CROSS_COMPILE to point at the toolchain to use. To set CROSS_COMPILE for the aarch64 toolchain, enter the command:

$ export CROSS_COMPILE=$HOME/l4t-gcc/bin/aarch64-buildroot-linux-gnu-