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Catch divide error instead of page fault

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The divide error pushes no error code. Thus we avoid stack misalignment (see #184).
This commit is contained in:
Philipp Oppermann
2016-06-25 13:43:27 +02:00
parent c9d8afe434
commit e8b3a1fff1
2 changed files with 10 additions and 5 deletions
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6
src/interrupts/mod.rs
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@@ -4,7 +4,7 @@ lazy_static! {
static ref IDT: idt::Idt = {
let mut idt = idt::Idt::new();
idt.set_handler(14, page_fault_handler);
idt.set_handler(0, divide_by_zero_handler);
idt
};
@@ -16,7 +16,7 @@ pub fn init() {
use vga_buffer::print_error;
extern "C" fn page_fault_handler() -> ! {
unsafe { print_error(format_args!("EXCEPTION: PAGE FAULT")) };
extern "C" fn divide_by_zero_handler() -> ! {
unsafe { print_error(format_args!("EXCEPTION: DIVIDE BY ZERO")) };
loop {}
}