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diff --git a/cpu/avr/drv/ser_simple_avr.h b/cpu/avr/drv/ser_simple_avr.h
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+/**
+ * \file
+ * <!--
+ * This file is part of BeRTOS.
+ *
+ * Bertos is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * As a special exception, you may use this file as part of a free software
+ * library without restriction.  Specifically, if other files instantiate
+ * templates or use macros or inline functions from this file, or you compile
+ * this file and link it with other files to produce an executable, this
+ * file does not by itself cause the resulting executable to be covered by
+ * the GNU General Public License.  This exception does not however
+ * invalidate any other reasons why the executable file might be covered by
+ * the GNU General Public License.
+ *
+ * Copyright 2003,2004 Develer S.r.l. (http://www.develer.com/)
+ * Copyright 2000 Bernardo Innocenti <bernie@codewiz.org>
+ * -->
+ *
+ * \brief Simple serial I/O driver
+ *
+ * \version $Id$
+ * \author Bernardo Innocenti <bernie@develer.com>
+ * \author Francesco Sacchi <batt@develer.com>
+ */
+
+/*#*
+ *#* $Log$
+ *#* Revision 1.2  2006/07/19 12:56:26  bernie
+ *#* Convert to new Doxygen style.
+ *#*
+ *#* Revision 1.1  2005/04/12 01:37:50  bernie
+ *#* Import into DevLib.
+ *#*
+ *#* Revision 1.5  2004/10/20 13:37:49  batt
+ *#* Change testing of simple serial instead of ARCH_BOOT in sc driver.
+ *#*
+ *#* Revision 1.4  2004/10/15 12:22:04  batt
+ *#* Readd ';' in setstatus macro.
+ *#*
+ *#* Revision 1.3  2004/10/15 12:13:57  batt
+ *#* Correct \brief header.
+ *#*
+ *#* Revision 1.2  2004/10/15 11:54:21  batt
+ *#* Reformat.
+ *#*
+ *#* Revision 1.1  2004/10/13 16:35:36  batt
+ *#* New (simple) serial driver.
+ *#*
+ *#*
+ */
+#ifndef SER_SIMPLE_H
+#define SER_SIMPLE_H
+
+/* For checking which serial driver is linked */
+#define SER_SIMPLE
+
+#include <config.h>
+#include <compiler.h>
+
+
+#if 0
+#if CPU_AVR
+	typedef uint8_t serstatus_t;
+
+	/* Software errors */
+	#define SERRF_RXFIFOOVERRUN  BV(0)  /**< Rx FIFO buffer overrun */
+	#define SERRF_RXTIMEOUT      BV(5)  /**< Receive timeout */
+	#define SERRF_TXTIMEOUT      BV(6)  /**< Transmit timeout */
+
+	/* Hardware errors */
+	#define SERRF_RXSROVERRUN    BV(3)  /**< Rx shift register overrun */
+	#define SERRF_FRAMEERROR     BV(4)  /**< Stop bit missing */
+	#define SERRF_PARITYERROR    BV(7)  /**< Parity error */
+#else
+	#error unknown architecture
+#endif
+/*\}*/
+
+/**
+ * \name Serial hw numbers
+ *
+ * \{
+ */
+enum
+{
+#if CPU_AVR_ATMEGA64 || CPU_AVR_ATMEGA128
+	SER_UART0,
+	SER_UART1,
+	SER_SPI,
+#elif CPU_AVR_ATMEGA103 || CPU_AVR_ATMEGA8
+	SER_UART0,
+	SER_SPI,
+#else
+	#error unknown architecture
+#endif
+	SER_CNT  /**< Number of serial ports */
+};
+/*\}*/
+#endif
+
+/** \name Parity settings for ser_setparity() */
+/*\{*/
+#define SER_PARITY_NONE  0
+#define SER_PARITY_EVEN  2
+#define SER_PARITY_ODD   3
+/*\}*/
+
+
+/** Serial handle structure */
+struct Serial;
+
+/* Function prototypes */
+extern int _ser_putchar(int c);
+extern int _ser_getchar(void);
+extern int _ser_getchar_nowait(void);
+/*
+extern int ser_write(struct Serial *port, const void *buf, size_t len);
+extern int ser_read(struct Serial *port, void *buf, size_t size);
+
+extern int ser_printf(struct Serial *port, const char *format, ...) FORMAT(__printf__, 2, 3);
+
+extern int ser_gets(struct Serial *port, char *buf, int size);
+extern int ser_gets_echo(struct Serial *port, char *buf, int size, bool echo);
+*/
+extern int _ser_print(const char *s);
+
+extern void _ser_setbaudrate(unsigned long rate);
+extern void _ser_setparity(int parity);
+extern void _ser_settimeouts(void);
+extern void _ser_setstatus(void);
+/*
+extern void ser_resync(struct Serial *port, time_t delay);
+extern void ser_drain(struct Serial *port);
+*/
+extern void _ser_purge(void);
+extern struct Serial *_ser_open(void);
+extern void _ser_close(void);
+
+/**
+ * \name Functions implemented as macros
+ *
+ * \{
+ */
+#define ser_putchar(c, port)        _ser_putchar(c)
+#define ser_getchar(port)           _ser_getchar()
+#define ser_getchar_nowait(port)    _ser_getchar_nowait()
+#define ser_print(port, s)          _ser_print(s)
+#define ser_setbaudrate(port, y)    _ser_setbaudrate(y)
+#define ser_setparity(port, par)    _ser_setparity(par)
+#define ser_settimeouts(port, y, z) _ser_settimeouts()
+#define ser_purge(port)             _ser_purge()
+#define ser_open(port)              _ser_open()
+#define ser_getstatus(h)            0
+#define ser_setstatus(h, x)         do {(void)(x);} while(0)
+/* \} */
+
+#endif /* SER_SIMPLE_H */