https://github.com/inonitz/bruhos

Operating System Bootloader & Kernel
https://github.com/inonitz/bruhos

acpi assembly-x86-64 avl-tree bootloader buddy-allocator c efi gnu-efi interrupts kernel long-mode memory-allocator operating-system qemu slab-allocator smp uefi

Last synced: 18 days ago
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Operating System Bootloader & Kernel

• Host: GitHub
• URL: https://github.com/inonitz/bruhos
• Owner: inonitz
• License: mit
• Created: 2021-06-09T14:28:36.000Z (about 4 years ago)
• Default Branch: main
• Last Pushed: 2025-03-07T23:55:36.000Z (4 months ago)
• Last Synced: 2025-03-08T00:27:12.391Z (4 months ago)
• Topics: acpi, assembly-x86-64, avl-tree, bootloader, buddy-allocator, c, efi, gnu-efi, interrupts, kernel, long-mode, memory-allocator, operating-system, qemu, slab-allocator, smp, uefi
• Language: C
• Homepage:
• Size: 3.49 MB
• Stars: 2
• Watchers: 0
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# bruhOS

Homebrew x86_64 Operating System (Originally Forked From ***[PonchoOS](https://github.com/Absurdponcho/PonchoOS)***) 


 

**Build:**

  - [Success] QEMU

  - [Fail]    VirtualBox Bare Metal (***Bootloader Issues :|***)


**Currently Implemented:**

  1. UEFI Bootloader

  2. Graphics (Through UEFI GraphicsOutputProtocol)

  3. Higher Half Kernel (Last 512GiB of Virtual Address Space)

  4. Basic Bitmap Character Printing & printk

  5. GDT

  6. IDT

  7. TSS 

  8. ACPI Support - I/O APIC, LAPIC.

  09. HPET Timer

  10. LAPIC Timer

  11. Physical Memory Manager - Array of Buddy Allocators

  12. Per-Process Virtual Memory Manager/Mapper using AVL Trees (Currently Untested, Haven't used it yet)

  13. Atomic Mini-Library using GCC Extensions

  14. SMP


**Roadmap/TODO:**

  1. Syscalls

  2. Context Switches

  3. ext2 File System

  4. USB 3.0 Driver Support

  5. PCIe Driver Support

  6. USB Keyboard & Mouse

  7. Userspace

  8. Scheduler (MLFQ, Not finished yet...)

  9. ???