刘俊峰 wrote:
> I wonder whether a virtual CD drive implemented at BIOS level can
> persist even after OS is boot up?
Sure. Study System Management Mode. It can be used to virtualize
hardware of many kinds, including an optical PATA drive.
My guess is that you will have to implement it yourself.
//Peter
有了Ventoy你就无需反复地格式化U盘,你只需要把ISO/WIM/IMG/EFI文件拷贝到U盘里面就可以启动了。
Ventoy在启动时会基于ISO文件创建一个虚拟设备然后启动它。 但是这个虚拟设备仅仅是BIOS层面的(Legacy或者UEFI)。大多数情况下它只在启动阶段存在。
因此,Ventoy必须做很多hook的工作,帮助内核找到、挂载安装源。其实就是告诉内核,当前是Ventoy从一个虚拟的设备引导起来的,你的安装源并不在常规的介质中,而是在XX硬盘的XXX.iso文件, 你把它挂载起来当做安装源就可以啦。。。。。
rufi 发表于 2020-8-30 12:34
出现了,https://www.ventoy.net/cn/index.html
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