https://blog.wongcw.com/2020/06/29/%e9%96%8b%e7%99%bc%e8%80%85%e7%82%balinux-%e6%b7%bb%e5%8a%a0%e4%ba%86%e4%b8%80%e7%b3%bb%e5%88%97risc-v-uefi-%e6%94%af%e6%8c%81%e8%a3%9c%e4%b8%81/