From 25796110f3e96f044b8ca10f8aab9f3c29075033 Mon Sep 17 00:00:00 2001
From: Philipp Oppermann <dev@phil-opp.com>
Date: Fri, 25 Jan 2019 14:21:49 +0100
Subject: [PATCH] Read and print scancodes in keyboard interrupt handler

---
 src/interrupts.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/interrupts.rs b/src/interrupts.rs
index 735fbfbb..1763bcbd 100644
--- a/src/interrupts.rs
+++ b/src/interrupts.rs
@@ -56,6 +56,10 @@ extern "x86-interrupt" fn timer_interrupt_handler(_stack_frame: &mut ExceptionSt
 }
 
 extern "x86-interrupt" fn keyboard_interrupt_handler(_stack_frame: &mut ExceptionStackFrame) {
-    print!("k");
+    use x86_64::instructions::port::Port;
+
+    let port = Port::new(0x60);
+    let scancode: u8 = unsafe { port.read() };
+    print!("{}", scancode);
     unsafe { PICS.lock().notify_end_of_interrupt(KEYBOARD_INTERRUPT_ID) }
 }