Handout

kernel/interrupt/epilogues.cc

@@ -0,0 +1,20 @@
+#include "epilogues.h"
+
+#include "../thread/thread.h"
+#include "guard.h"
+
+Key Epilogues::key;
+
+void Epilogues::keyboard(Vault& v) {
+	if (v.keys.produce(key)) {
+		v.keys_sem.v(v);
+	}
+	key.invalidate();
+}
+
+void Epilogues::timer(Vault& v) {
+	// Let Bellringer check for waiting threads
+	v.bellringer.check(v);
+	// Reschedule on each tick
+	v.scheduler.resume();
+}