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Probably a n00b question but where did the commented machine code come from? Did IBM publish their original PC BIOS code, comments and all? Was the original "PC
by mewse-hn 4y ago
Probably a n00b question but where did the commented machine code come from? Did IBM publish their original PC BIOS code, comments and all? Was the original "PC clone" bios just a clean room reimplementation?
- ratboy666 4y agoIt was published, comments and all. Copyright.
- dugmartin 4y agoYes, there was a gray fabric covered binder that had the full source code. I got a copy somehow in the mid 80s as a teenager. I poured over the bios code which made me ace my assembler class years later in college (along with reading the pink shirt book).
- threeio 4y agooh pink shirt book...
- joezydeco 4y agoYes, and yes: https://www.allaboutcircuits.com/news/how-compaqs-clone-computers-skirted-ibms-patents-and-gave-rise-to-eisa/ https://www.allaboutcircuits.com/news/how-compaqs-clone-comp...