From: eLinux.org

Reference Material

• ARM Processor Reference Manuals - Registration required, but it's free.
  • go to http://infocenter.arm.com/ => ARM architecture => Reference Manuals => ... => registration link (only name, e-mail address and company name are strictly required).
• The UHAPI Forum standardizes hardware-independent application programming interfaces (APIs) for analog and digital televisions, set top boxes, DVD players and recorders, personal video recorders (PVRs), home servers and other consumer audio/video (A/V) devices.
• Hello_World_in_C
• How traceroute works!
• How DNS works!
• Order_One_Study
• RTWG-discussion-points
• Subset_Libc_Specification
• Extern_Vs_Static_Inline
• Slab_allocator
• Size_Tunables