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linux内核设计main
linux内核设计main
《Linux内核设计的艺术:图解Linux操作系统架构设计与实现原理》——1.3 开始向32位模式转变,为main函数的调用做准备
1.3 开始向32位模式转变,为main函数的调用做准备 接下来,操作系统要使计算机在32位保护模式下工作。这期间要做大量的重建工作,并且持续工作到操作系统的main函数的执行过程中。在本节中,操作系统执行的操作包括打开32位的寻址空间、打开保护模式、建立保护模式下的中断响应机制等与保护模式配套的相关工作、建立内存的分页机制,最后做好调用main函数的准备。1.3.1 关中断并将system移动...
《Linux内核设计的艺术:图解Linux操作系统架构设计与实现原理》——第1章 从开机加电到执行main函数之前的过程
第1章 从开机加电到执行main函数之前的过程 从开机到main函数的执行分三步完成,目的是实现从启动盘加载操作系统程序,完成执行main函数所需要的准备工作。第一步,启动BIOS,准备实模式下的中断向量表和中断服务程序;第二步,从启动盘加载操作系统程序到内存,加载操作系统程序的工作就是利用第一步中准备的中断服务程序实现的;第三步,为执行32位的main函数做过渡工作。本章将详细分析这三步在计...
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Alibaba Cloud Linux 2
Alibaba Cloud Linux 2(原Aliyun Linux 2) 是阿里云推出的下一代 Linux 发行版,它为云上应用程序环境提供 Linux 社区的最新增强功能,在提供云上最佳用户体验的同时,也针对阿里云基础设施做了深度的优化。
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Alibaba Cloud Linux 2
Alibaba Cloud Linux 2(原Aliyun Linux 2) 是阿里云推出的下一代 Linux 发行版,它为云上应用程序环境提供 Linux 社区的最新增强功能,在提供云上最佳用户体验的同时,也针对阿里云基础设施做了深度的优化。
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