If the system has a bootblock to restore the original BIOS, use it. Refer to your motherboard documentation.
如果系统有可恢复原先的BIOS的启动块,请使用它。参考您的主板文档。
2
A lot of the hardest work in x86 systems is building the tiny little block of code that loads the real boot loader; a more flexible BIOS could do that work and make the problem go away.