It's also a nice Haiku platform - https://discuss.haiku-os.org/t/my-progress-on-real-risc-v-hardware/10963/31 https://discuss.haiku-os.org/t/my-progress-on-real

It's also a nice Haiku platform - https://discuss.haiku-os.org/t/my-progress-on-real-risc-v-hardware/10963/31 https://discuss.haiku-os.org/t/my-progress-on-real-risc-v-ha... However, the "HiFive Unmatched HW Reference Manual" mentioned on the SiFive web page (https://www.sifive.com/boards/hifive-unmatched https://www.sifive.com/boards/hifive-unmatched) is still not available, so bare-metal programming (or porting other operating systems) requires lots of Linux code reading.