hazemgabr232/simple_os

Simple X86 operating system from scratch operating in 32bit protecting mode, built for educational purposes

Simple_OS

Simple X86 operating system from scratch operating in 32bit protecting mode, built for educational purposes

TODO LIST :

• Boot loader
• 32bit protecting mode
• Timer driver (PIT)
• Keyboard driver (PS/2)
• Screen driver
• Shell
• FAT32 file system

if you want to try it follow these steps :

1: building cross compiler

to build cross compiler install the following packages first

• gmp sudo apt-get install libgmp3-dev
• mpfr sudo apt-get install libmpfr-dev
• libmpc sudo apt-get install libmpc-dev
• gcc (usually exists)

then follow the following instructions

then add the following to ~/.bashrc

• export PREFIX="/usr/local/i386elfgcc"
• export TARGET=i386-elf
• export PATH="$PREFIX/bin:$PATH"

2: compile and run

• to compile use make
• to clean use make clean
• to run use make run

useful sources

• tuhdo/os01
• cfenollosa/os-tutorial
• os-dev
• littleosbook
• OSDev.org