刷错 BootLoader 导致硬件启动错误的修复方法

只要硬件不损坏，都有办法救砖！

https://0x00rick.com/hardware%20hacking/2018/05/04/Xiaomi_mi_router_3.html

https://openwrt.org/toh/xiaomi/mir3

http://www.lyyyuna.com/2015/12/19/xiaomiluyou01/

https://blog.csdn.net/aggresss/article/details/52694051

改成 SPI 模式，然后刷：

https://www.right.com.cn/forum/thread-310776-1-1.html

http://www.xcx1024.com/ArtInfo/2604245.html