bootproof/src/arch/x86_64/idt.rs

use x86_64::structures::idt::{InterruptDescriptorTable, InterruptStackFrame};

static mut IDT: InterruptDescriptorTable = InterruptDescriptorTable::new();

pub fn load() {
    unsafe {
        IDT.breakpoint.set_handler_fn(breakpoint_handler);
        IDT.load();
    }
}

extern "x86-interrupt" fn breakpoint_handler(_: InterruptStackFrame) {
    log::info!("Breakpoint reached!");
}