=============================== Simple x86-based OS.

1. [0.2.0] 从零开始，保留核心文件，慢慢添加功能，实现Hello world
2. [0.2.1] 添加GDT和IDT
3. [0.2.2] 添加ISR和IRQ
4. [0.2.3] 添加PMM
5. [0.2.4] 添加VMM
6. [0.2.5] 添加多进程机制，完善注释
7. [0.2.6] 实现进程间通信IPC

平台：Ubuntu 16.04.2 x86

• make
• nasm
• gcc
• binutils
• cgdb
• qemu

sudo apt install make nasm gcc binutils cgdb qemu
sudo ln -s /usr/bin/qemu-system-i386 /usr/bin/qemu

make init   # only for first time
make fs     # build root file system and user routines, root privilege required
make        # build kernel
make run    # run with qemu

• OS67
• osdev
• Orange'S：一个操作系统的实现 - 于渊