BrightS 是一个从零构建的操作系统内核，同时支持 x86_64 UEFI 和 i386 BIOS 两种引导方式。
BrightS is a ground-up operating system kernel supporting both x86_64 UEFI and i386 BIOS boot.
BrightS は、x86_64 UEFI と i386 BIOS の両方をサポートするスクラッチビルドの OS カーネルです。
| 类别 / Category | 功能 / Features |
|---|---|
| Boot / 引导 | UEFI (x86_64) + Legacy BIOS (i386) |
| Memory / 内存 | 4-level / PAE paging, Slab allocator (8MB heap), PMEM |
| Process / 进程 | O(1) round-robin scheduler, 10-tick preemption, SMP |
| Filesystem / 文件系统 | VFS2, RAMFS, DevFS, Btrfs |
| Network / 网络 | TCP/IP, VirtIO-Net, DHCP, DNS, HTTP |
| Storage / 存储 | AHCI, NVMe, ramdisk, block device interface |
| Shell | LightShell: history, tab completion, pipes, redirection, jobs |
| Multi-lang / 多语言 | Rust, Python, C++ inline runtime |
| Security / 安全 | SMEP/SMAP, heap hardening, syscall boundary checking |
| Performance / 性能 | SIMD memcpy/memset, LRU cache (DNS/Path/Inode/Buffer), LTO |
# x86_64 UEFI
make build # 构建内核
make run # QEMU 中运行
make test # 运行测试
# i386 BIOS
bash scripts/build-i386.sh
qemu-system-i386 -drive file=build/floppy.img,format=raw -serial stdio| Target | Image | Size |
|---|---|---|
| x86_64 UEFI | build_x64/sys/kernel/kernel.efi |
~176KB |
| i386 BIOS | build/floppy.img |
1.44MB (floppy) |
BrightS/
├── arch/x86_64/ # x86_64 UEFI 架构代码
├── arch/i386/ # i386 BIOS 架构代码
├── kernel/ # 内核核心 (core/ fs/ net/ ipc/)
├── drivers/ # 显示/GPU 驱动
├── user/ # 用户态程序
├── include/kernel/ # 内核头文件
├── scripts/ # 构建脚本
├── tools/ # CI 工具
├── tests/ # 测试
├── sys/ # x86_64 CMake 构建
├── config/ # 配置
├── CMakeLists.txt # CMake 入口
└── Makefile # 构建入口
文档已移至独立分支 docs → index.html
Documentation moved to docs branch → index.html
ドキュメントは docs ブランチに移動しました → index.html
GNU General Public License v2. See LICENSE.
BrightS v0.1.3.4 · Designed by Opluxo LLC · GPL v2