NVIDIA® have recently added the Technical Reference Manual for the Tegra™ 3 processor to their developer website. This is the processor used by the Colibri T30 Computer on Module product from Toradex (available in sample quantities from the end of this quarter).
The TRM is available at https://developer.nvidia.com/tegra-3-technical-reference-manual and is a 1900 page technical document giving information for low level software or open source projects using or targeting the Tegra™ 3 processor. It is freely available to developers who register with NVIDIA® .
NVIDIA and Tegra 3 are trademarks or registered trademarks of NVIDIA Corporation in the U.S. and other countries.