diff --git a/src/interrupts.rs b/src/interrupts.rs index 67fe347a..fe060149 100644 --- a/src/interrupts.rs +++ b/src/interrupts.rs @@ -7,7 +7,7 @@ use crate::{gdt, hlt_loop, print, println}; use lazy_static::lazy_static; use pic8259_simple::ChainedPics; use spin; -use x86_64::structures::idt::{ExceptionStackFrame, InterruptDescriptorTable}; +use x86_64::structures::idt::{ExceptionStackFrame, InterruptDescriptorTable, PageFaultErrorCode}; pub const PIC_1_OFFSET: u8 = 32; pub const PIC_2_OFFSET: u8 = PIC_1_OFFSET + 8; @@ -22,6 +22,7 @@ lazy_static! { static ref IDT: InterruptDescriptorTable = { let mut idt = InterruptDescriptorTable::new(); idt.breakpoint.set_handler_fn(breakpoint_handler); + idt.page_fault.set_handler_fn(page_fault_handler); idt.double_fault.set_handler_fn(double_fault_handler); unsafe { idt.double_fault @@ -42,6 +43,19 @@ extern "x86-interrupt" fn breakpoint_handler(stack_frame: &mut ExceptionStackFra println!("EXCEPTION: BREAKPOINT\n{:#?}", stack_frame); } +extern "x86-interrupt" fn page_fault_handler( + stack_frame: &mut ExceptionStackFrame, + _error_code: PageFaultErrorCode, +) { + use crate::hlt_loop; + use x86_64::registers::control::Cr2; + + println!("EXCEPTION: PAGE FAULT"); + println!("Accessed Address: {:?}", Cr2::read()); + println!("{:#?}", stack_frame); + hlt_loop(); +} + extern "x86-interrupt" fn double_fault_handler( stack_frame: &mut ExceptionStackFrame, _error_code: u64,