+/*
+ * (C) Copyright 2014 Leo C. <erbl259-lmu@yahoo.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
#ifndef SERIAL_H
#define SERIAL_H
-void serial_setup(void);
+void serial_setup(unsigned long baud);
void serial_putc(char);
int serial_getc(void);
uint_fast8_t serial_tstc(void);