patmos: start a Chisel version, get files in place
patmos-chisel: start with the pipeline
Merge from upstream
patmos-chisel: learn how to use a Vec for a ROM
Merge from main repository
patmos-chisel: make a minimal, useful ROM for the first steps of the new pipeline
patmos-chisel: start with some structure
patmos-chisel: more structural work, still fighting with Chisel