
Modern Computer Architecture and Organization - https://github.com/PacktPublishing/Modern-Computer-Architect...
Introduction To 80x86 Assembly Language And Computer Architecture - Richard C. Detmer - https://github.com/abhinavkorpal/awesome-computer-science-EB... (PDF)
Some video courses:
https://github.com/Developer-Y/cs-video-courses#computer-org...
Introduction to 80X86 Assembly Language and Computer Architecture http://www.amazon.com/exec/obidos/ASIN/0763717738
The Art of Assembly Language http://www.amazon.com/exec/obidos/ASIN/1886411972
Essentials of 80x86 Assembly Language http://www.amazon.com/exec/obidos/ASIN/076373621X