diff --git a/src/devices/serial.h b/src/devices/serial.h
new file mode 100644
index 0000000000000000000000000000000000000000..6e0477850b0b25ae384f033c7a0610c52113af8c
--- /dev/null
+++ b/src/devices/serial.h
@@ -0,0 +1,11 @@
+#ifndef DEVICES_SERIAL_H
+#define DEVICES_SERIAL_H
+
+#include <stdint.h>
+
+void serial_init_queue (void);
+void serial_putc (uint8_t);
+void serial_flush (void);
+void serial_notify (void);
+
+#endif /* devices/serial.h */