Over 16 years, I’ve written software up-and-down the entire stack. Earliest in my career I wrote boot ROM software for specialized embedded devices. This kind of programming taught me so much about how computers really work.
Continue reading A Prayer for Distributed Systems Developers
CPU emulation, particularly of older processors, is an interesting topic.
While emulation source code for various CPU cores is easily available, I wanted to better understand how to interface the emulated CPU with my host machine. Therefore I decided to write a simple example of a host system for an emulated MOS Technology 6502 microprocessor.
The goal would be to have the emulated 6502 write “Hello, world” to the console of my linux desktop machine.