[$] An introduction to RISC-V

LWN has covered the open RISC-V ("risk five") processor architecture before, most recently inthis article. As the ecosystem and tools around RISC-V have started comingtogether, a more detailed look is in order. In a seriesof two articles, guest author Richard W.M. Jones will look atwhat RISC-V is and follow up with an article on how we can nowport Linux distributions to run on it.