Begin code for upcoming post

src/lib.rs

@@ -11,6 +11,7 @@
 #![feature(const_fn, unique)]
 #![feature(alloc, collections)]
 #![feature(asm)]
+#![feature(naked_functions)]
 #![no_std]
 
 extern crate rlibc;
@@ -47,6 +48,7 @@ pub extern "C" fn rust_main(multiboot_information_address: usize) {
     // set up guard page and map the heap pages
     memory::init(boot_info);
 
+
     // initialize our IDT
     interrupts::init();
 
@@ -54,6 +56,11 @@ pub extern "C" fn rust_main(multiboot_information_address: usize) {
         unsafe { asm!("mov dx, 0; div dx" ::: "ax", "dx" : "volatile", "intel") }
     }
 
+    //println!("{:?}", divide_by_zero());
+
+    // provoke a page fault inside println
+    println!("{:?}", unsafe { *(0xdeadbeaf as *mut u64) = 42 });
+
     // provoke a divide by zero fault inside println
     println!("{:?}", divide_by_zero());