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rCore

Rust version of THU uCore OS Plus.

Going to be the next generation teaching operating system.

Supported architectures and boards:

• x86_64(Tier 1): QEMU, PC (i5/i7)
• RISCV32/64(Tier 2): QEMU, HiFive Unleashed
• AArch64(Tier 2): QEMU, Raspberry Pi 3B+
• MIPS32(Tier 3): QEMU, TrivialMIPS

What's included

rCore has the following features:

• Linux compatible syscall interface: run Linux userspace programs
• Network stack
• Simple file system
• Signal system
• Async IO
• Kernel module

Building

Environment

• Rust toolchain
• QEMU >= 4.1.0
• musl-based GCC toolchains (only for building user programs)

Setup on Linux or macOS:

$ rustup component add rust-src llvm-tools-preview

Or use Docker container:

$ docker run -it -v $PWD:$PWD -w $PWD wangrunji0408/rcore

How to run

$ git clone https://github.com/rcore-os/rCore.git --recursive
$ cd rCore/user
$ make sfsimg PREBUILT=1 ARCH=x86_64
$ cd ../kernel
$ make run ARCH=x86_64 LOG=info

See Makefile for more usages.

Maintainers

History

This is a project of THU courses:

• Operating System (2018 Spring)
• Comprehensive Experiment of Computer System (2018 Summer)
• Operating System Train (2018 Autumn)
• Operating System (2019 Spring)
• Operating System Train (2019 Autumn)
• Operating System (2020 Spring)

Reports and Dev docs (in Chinese)

It's based on BlogOS , a demo project in the excellent tutorial Writing an OS in Rust (First Edition).

License

The source code is dual-licensed under MIT or the Apache License (Version 2.0).