5.7. Optionally Using an External Toolchain

You might want to use an external toolchain as part of your development. If this is the case, the fundamental steps you need to accomplish are as follows:

A good example of an external toolchain used with the Yocto Project is Mentor Graphics® Sourcery G++ Toolchain. You can see information on how to use that particular layer in the README file at http://github.com/MentorEmbedded/meta-sourcery/. You can find further information by reading about the TCMODE variable in the Yocto Project Reference Manual's variable glossary.