Originally Posted by Mrs Beanbag
1. there is no reason I can think of why an ARM CPU couldn't interface with an nVidia GPU. Well "ARM" is just the core logic, any peripheral controllers can be added to that such as PCIe, in principle. Which ARM core and which GPU would be a good match is a matter for consideration but nVidia have been developing their own ARM-based CPU for precisely this kind of application.
2. check dis http://www.coreboot.org/Welcome_to_coreboot
Anyone ever looked into MenuetOS? http://www.menuetos.net/index.htm