33 lines
789 B
Rust
33 lines
789 B
Rust
use lazy_static::lazy_static;
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use x86_64::structures::idt::{InterruptDescriptorTable, InterruptStackFrame};
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use crate::println;
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#[cfg(test)]
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use crate::{serial_print, serial_println};
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lazy_static!{
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static ref IDT: InterruptDescriptorTable = {
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let mut idt = InterruptDescriptorTable::new();
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idt.breakpoint.set_handler_fn(breakpoint_handler);
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idt
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};
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}
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pub fn init_idt() {
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IDT.load();
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}
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extern "x86-interrupt" fn breakpoint_handler(
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stack_frame: &mut InterruptStackFrame
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) {
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println!("EXCEPTION: BREAKPOINT\n{:#?}", stack_frame);
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}
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#[test_case]
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fn test_breakpoint_exception() {
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serial_print!("test_breakpoint_exception...");
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// invoke a breakpoint exception
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x86_64::instructions::interrupts::int3();
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serial_println!("[ok]");
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} |