# SimpleRealModeBootLoader

> A minimalistic 16-bit real mode bootloader in x86 Assembly. Demonstrates BIOS interrupt interface, segment:offset addressing, disk sector loading via INT 0x13, and protected mode transition.

URL: https://harshith.in/projects/simple-real-mode-bootloader/
Author: Harshith Sunku (Staff Engineer) — https://harshith.in/about/
Source: https://github.com/harshithsunku/SimpleRealModeBootLoader
Stack: Assembly, x86, NASM, QEMU, BIOS

The first 512 bytes that run when the machine powers on. This bootloader walks
through x86 real mode: the BIOS interrupt interface, segment:offset addressing,
loading additional sectors from disk via INT 0x13, and the transition into
protected mode.