Things I read this month

May 18, 2023

RetroBSD: a port of 2.11BSD Unix intended for embedded systems with fixed memory mapping.

• https://github.com/RetroBSD/retrobsd/wiki
• This might be a good base to build on.

DarkRiscV: a BSD-licensed RISC-V cpu core implemented in Verilog

• https://github.com/darklife/darkriscv
• It implements most of the RISC-V RV32E and RV32I instruction set (missing csr*, e* and fence*) and works fine on many low cost FPGA system.