From 817a99d589dd28487052f696ef596c60f9b2647e Mon Sep 17 00:00:00 2001
From: greg <greg.shuflin@protonmail.com>
Date: Thu, 18 Jul 2019 10:32:50 -0700
Subject: [PATCH] Add keyboard interrupt handler

---
 src/interrupts.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/interrupts.rs b/src/interrupts.rs
index 5825b09..84a198d 100644
--- a/src/interrupts.rs
+++ b/src/interrupts.rs
@@ -9,6 +9,7 @@ use crate::gdt;
 #[repr(u8)]
 pub enum InterruptIndex {
   Timer = PIC_1_OFFSET,
+  Keyboard,
 }
 
 impl InterruptIndex {
@@ -36,6 +37,8 @@ lazy_static! {
     }
     idt[InterruptIndex::Timer.as_usize()]
       .set_handler_fn(timer_interrupt_handler);
+    idt[InterruptIndex::Keyboard.as_usize()]
+      .set_handler_fn(keyboard_interrupt_handler);
     idt
   };
 }
@@ -68,3 +71,15 @@ extern "x86-interrupt" fn timer_interrupt_handler(_stack_frame: &mut InterruptSt
     PICS.lock().notify_end_of_interrupt(InterruptIndex::Timer.as_u8())
   }
 }
+
+extern "x86-interrupt" fn keyboard_interrupt_handler(_stack_frame: &mut InterruptStackFrame) {
+  use x86_64::instructions::port::Port;
+
+  let mut port = Port::new(0x60);
+  let scancode: u8 = unsafe { port.read() };
+
+  print!("k");
+  unsafe {
+    PICS.lock().notify_end_of_interrupt(InterruptIndex::Keyboard.as_u8())
+  }
+}