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expOS

An experimental operating system for ARMv8-A architecture, written in C and Assembly.

Building

Prerequisites

  • CMake (version 3.20 or higher)
  • QEMU (for running the OS in a virtual environment)

Downloading the toolchain

source ./scripts/toolchain.sh

Building the project

mkdir build
cd build
cmake ..
cmake --build .

Running the OS in QEMU

cmake --build . --target run

Project Structure

  • src/kernel: Contains the kernel source code and linker script.
  • src/shared: Contains shared utilities and libraries.
  • src/logging: Contains logging utilities.

Submitting Code

Please use clang-format for code formatting. A .clang-format file is provided in the root directory. You can format your code using the following command:

clang-format -i src/**/*.c src/**/*.h

License

GPL-3.0-Only License. See the LICENSE.md file for more details.