So the idea is that you can lock the boot ROM and write protected register so that you can't unlock this afterwards.
所以想法是您可以锁定引导 ROM 并写入受保护的寄存器,这样您以后就无法解锁它了。
英语百科
Write protection
(重定向自Write Protect)
Write protection is any physical mechanism that prevents modification or erasure of valuable data on a device. Most commercial software, audio and video is sold pre-protected.