summaryrefslogtreecommitdiff
path: root/kernel/src/interrupts/exceptions.rs
blob: 782dd168b173e02c2c6520d3afe432e93c811dbc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
use crate::io::vga_text::OStream;
use x86_64::structures::idt::{InterruptStackFrame, PageFaultErrorCode};

pub extern "x86-interrupt" fn breakpoint_handler(stack_frame: &mut InterruptStackFrame) {
    let mut stdout = OStream::new();
    stdout.print(b"EXCEPTION: BREAKPOINT\n");
    loop {}
}

pub extern "x86-interrupt" fn page_fault_handler(
    stack_frame: &mut InterruptStackFrame,
    error_code: PageFaultErrorCode,
) {
    use x86_64::registers::control::Cr2;

    let mut stdout = OStream::new();
    panic!(
        "PAGE FAULT while accessing address: {:?}{:?}",
        Cr2::read(),
        error_code
    );
    //println!("{:#?}", stack_frame);
}

pub extern "x86-interrupt" fn segment_not_present_handler(
    stack_frame: &mut InterruptStackFrame,
    error_code: u64,
) {
    let mut stdout = OStream::new();
    stdout.print(b"EXCEPTION: SEGMENT NOT PRESENT\n");
    loop {}
}

pub extern "x86-interrupt" fn double_fault_handler(
    stack_frame: &mut InterruptStackFrame,
    _error_code: u64,
) {
    let mut stdout = OStream::new();
    stdout.print(b"EXCEPTION: DOUBLE FAULT");
    loop {}
}