From 2701fe07b4c8c9b6a36112c98fbfc900acbd6cf3 Mon Sep 17 00:00:00 2001
From: Dennis Kobert <dennis@kobert.dev>
Date: Wed, 27 Nov 2019 01:46:33 +0100
Subject: Implement proto Keyboard handling

---
 kernel/src/interrupts/idt.rs                |  2 ++
 kernel/src/interrupts/interrupt_handlers.rs | 12 +++++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

(limited to 'kernel/src/interrupts')

diff --git a/kernel/src/interrupts/idt.rs b/kernel/src/interrupts/idt.rs
index e41f957..c901916 100644
--- a/kernel/src/interrupts/idt.rs
+++ b/kernel/src/interrupts/idt.rs
@@ -26,6 +26,8 @@ lazy_static! {
                 .set_stack_index(gdt::PAGE_FAULT_IST_INDEX);
         }
         idt[InterruptType::Timer.as_usize()].set_handler_fn(interrupt_handlers::timer_handler);
+        idt[InterruptType::Keyboard.as_usize()]
+            .set_handler_fn(interrupt_handlers::keyboard_handler);
 
         idt
     };
diff --git a/kernel/src/interrupts/interrupt_handlers.rs b/kernel/src/interrupts/interrupt_handlers.rs
index 4624723..e7af0e1 100644
--- a/kernel/src/interrupts/interrupt_handlers.rs
+++ b/kernel/src/interrupts/interrupt_handlers.rs
@@ -1,11 +1,21 @@
 use super::InterruptType;
 use crate::io::qemu;
+use core::fmt::Write;
 use x86_64::structures::idt::{InterruptStackFrame, PageFaultErrorCode};
+use x86_64::structures::port;
 
 pub extern "x86-interrupt" fn timer_handler(stack_frame: &mut InterruptStackFrame) {
-    panic!("Timer interrupt recieved\n\n");
+    write!(crate::io::vga_text::OStream::new(), "Timer");
 
     if let Some(apic) = unsafe { super::apic::get_local_apic() } {
         apic.end_of_interrupt()
     }
 }
+
+pub extern "x86-interrupt" fn keyboard_handler(stack_frame: &mut InterruptStackFrame) {
+    let code: u8 = unsafe { port::PortRead::read_from_port(0x60) };
+    write!(crate::io::vga_text::OStream::new(), "{}", code);
+    if let Some(apic) = unsafe { super::apic::get_local_apic() } {
+        apic.end_of_interrupt()
+    }
+}
-- 
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