Double fault
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596bb35697
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@ -6,6 +6,7 @@ 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.double_fault.set_handler_fn(double_fault_handler);
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idt
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};
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}
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@ -18,3 +19,7 @@ extern "x86-interrupt" fn breakpoint_handler(stack_frame: &mut InterruptStackFra
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println!("EXCEPTION - BREAKPOINT\n{:#?}", stack_frame);
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}
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extern "x86-interrupt" fn double_fault_handler(stack_frame: &mut InterruptStackFrame, code: u64) {
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panic!("EXCEPTION - DOUBLE FAULT (code {})\n{:#?}", code, stack_frame);
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}
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@ -22,15 +22,14 @@ pub fn init() {
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pub extern "C" fn _start() -> ! {
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init();
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x86_64::instructions::interrupts::int3();
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//x86_64::instructions::interrupts::int3();
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unsafe {
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asm!("mov dx, 0; div dx" ::: "ax", "dx" : "volatile", "intel")
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*(0xf0f0b8b8 as *mut u64) = 10;
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}
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println!("Gamarjoba, munde: {}", 1);
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println!("Gamarjoba, munde: {}", 2);
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panic!("A bad thing happened");
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loop {}
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}
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