Hobby operating system development and dabbling in embedded / low level programming. Right now I am aiding an effort to port a DOS clone into RISC-V and ARM, we

Hobby operating system development and dabbling in embedded / low level programming. Right now I am aiding an effort to port a DOS clone into RISC-V and ARM, we have to make 16 bit apps run on the 32 bit mode of a 64 bit ARM processor, it's a lot of fun.