Features

• UEFI bootloader (custom EFI loader)
• x86_64 kernel
• GDT and IDT setup
• CPU exception handling
• Hardware interrupts (using PIC 8259)
• PS/2 keyboard driver
• Framebuffer text console (UEFI GOP)
• Serial output (using UART 16550, ports/PCIe)
• Paging with 2 MiB pages
• Buddy-based memory allocator
• Basic shell with built-in commands
• PCI bus enumeration
• xHCI USB controller support
• Basic USB device listing

Build & Run

1. Install Linux (Ubuntu)

2. Install dependencies:

   sudo apt install qemu-system-x86 nasm gparted okteta make libc6:i386 libncurses5:i386 libstdc++6:i386

3. Install Cross Compiler: https://wiki.osdev.org/GCC_Cross-Compiler

4. Open SurfaceOS folder:

   • Create folder ./tmp
   • Run in terminal: make run