rust-operating-system/src/main.rs

#![no_std]
#![no_main]

mod vga_buffer;

use core::panic::PanicInfo;

#[panic_handler]
fn panic(_info: &PanicInfo) -> !{
  loop {}
}

#[no_mangle]
pub extern "C" fn _start() -> ! {

  use core::fmt::Write;
  vga_buffer::WRITER.lock().write_str("Gamarjoba, munde").unwrap();
  write!(vga_buffer::WRITER.lock(), ", hella {} bro", 2).unwrap();

  loop {}
}