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/CMOS.cpp

@@ -0,0 +1,18 @@
+#include "CMOS.h"
+#include "IO.h"
+
+namespace CMOS {
+
+BYTE read(BYTE index)
+{
+    IO::out8(0x70, index);
+    return IO::in8(0x71);
+}
+
+void write(BYTE index, BYTE data)
+{
+    IO::out8(0x70, index);
+    IO::out8(0x71, data);
+}
+
+}