OpenRisc-orpsocv2

https://web.archive.org/web/20120220151100/http://emsys.denayer.wenk.be/empro/openrisc-HW-tutorial-Xilinx.pdf

https://web.archive.org/web/20120513211300/http://openrisc.net/or1200-spec.html

ftp://openrisc.opencores.org/toolchain/or32-elf-1.0rc1-x86.tar.bz2

https://web.archive.org/web/20121027200913/http://opencores.org/forum,OpenRISC,0,4792

https://web.archive.org/web/20120502031555/http://opencores.org/or1k/OR1K:Community_Portal

https://web.archive.org/web/20120513023117/http://www.rte.se/blog/blogg-modesty-corex/openrisc-1200-soft-processor

https://github.com/openrisc

https://openrisc.io/2017/10/22/openrisc-arch1.2