Open GPU Documentation: This page contains register level documentation on AMD graphics processors for chip initialization, displays, and overlays. Documents for mobile chips are a superset of the desktop chip documentation; they contain all the desktop chip information as well as any relevant mobile additions.
These manuals describe the architecture and programming environment of the Intel® 64 and IA-32 processors. Electronic versions of these documents allow you to quickly get to the information you need and print only the pages you want.