Crosstool-NG follows the autoconf dance. So, to get you kick-started, just run:

./configure --help

If you are using a development snapshot, you'll have to create the configure script, first. Just run:

./bootstrap

You will find the documentation in the directory docs. Here is a quick overview of what you'll find there:

0. Table of content
1. Introduction
2. Installing crosstool-NG
3. Configuring a toolchain
4. Building the toolchain
5. Using the toolchain
6. Toolchain types
7. Contributing
8. Internals

1. Credits
2. Known issues
3. Misc. tutorials

You can also point your browser at: http://crosstool-ng.org

Aloha!