Import the "gerbert" kernel I worked on earlier this year.

It's a lot crappier than I remembered it. It's gonna need a lot of work.

Kernel/Keyboard.h

@@ -0,0 +1,16 @@
+#pragma once
+
+namespace Keyboard {
+
+enum class LED {
+    ScrollLock = 1 << 0,
+    NumLock    = 1 << 1,
+    CapsLock   = 1 << 2,
+};
+
+void initialize();
+void setLED(LED);
+void unsetLED(LED);
+void handleInterrupt();
+
+}