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Provoke a page fault

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Philipp Oppermann
2016-08-03 14:44:39 +02:00
parent 261f92e2e5
commit 398ba7a424
1 changed files with 3 additions and 0 deletions
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3
src/lib.rs
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@@ -53,6 +53,9 @@ pub extern "C" fn rust_main(multiboot_information_address: usize) {
// initialize our IDT // initialize our IDT
interrupts::init(); interrupts::init();
// provoke a page fault
unsafe { *(0xdeadbeaf as *mut u64) = 42 };
fn divide_by_zero() { fn divide_by_zero() {
unsafe { asm!("mov dx, 0; div dx" ::: "ax", "dx" : "volatile", "intel") } unsafe { asm!("mov dx, 0; div dx" ::: "ax", "dx" : "volatile", "intel") }
} }