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Table of contents

• COW, Lazy allocation and Demand paging
• Creating address space
• First Boot
• First boot and trap
• Input and output详解
• Interrupts and device drivers
• PCB
• The association of the uservec, kernelvec, stvec
• The process of handling trap
• The process of page allocate and free
• caller, callee, registers
• console的cons详解
• context switch(swtch.S)
• device tree
• exec
• hugepagetest问题
• lab
• log_c详解
• logging system design
• log相关内容
• memory layout
• pingpong输出问题
• scheduler(例子)
• scheduler(简略)
• sleeplock
• small Makefile
• uart and console
• vm.c
• xv6之增加device tree parse
• xv6的Makefile
• xv6的trap设计局限性
• xv6进程模型和Pthreads线程模型
• 两级页表地址转换例子
• 为内核支持函数调用
• 新建system call实例
• 页表创建核心函数
• 项目框架