Building on a presentation first given at the Libre Software Meeting 2005, in which Opdenacker demonstrated how to get Linux 2.6 up and running on a QEMU-emulated Arm device in under 40 minutes, the new presentation was triggered by a range of changes – including the order-of-magnitude reduction in cost of entry-level development boards, increasing popularity of free and open hardware, and most particularly the launch of the free and open RISC-V instruction set architecture (ISA).
article: https://abopen.com/news/bootlins-michael-opdenacker-gets-you-started-with-embedded-linux-on-risc-v-in-just-40-minutes/