Clarification: All information is freely available at www.linuxbios.org. There is no such thing as a developer web site. You only need to log in to the website to actually _change_ the content.
I think he may be refering to the developer's web site for the Geode stuff. You have to register and have your access approved to gain access to the docs.
Although I've also managed to get there via some google links. But the site may have just nibbled on the leftover cookies from previous logins.
-- Richard A. Smith