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linux启动过程-linux-51CTO博客
source link: http://blog.51cto.com/13132636/2066187
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一、BIOS加电自检当你按电源开关开机时,电脑会首先去启动BIOS(基本输入输出系统),BIOS一般是集成在主板上的.BIOS的工作1.检测连接硬件,比如显卡,内存,磁盘等等,检测的目的是以后把这些设备信息提供给操作系统2.寻找启动磁盘,每一种BIOS都会有开机启动菜单,可以在菜单里设置以哪个设备启动系统比如:光驱,硬盘,网络等等,这个菜单可以设置多个选项,依照设置次序在设备上寻找启动信息3.找到
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