# eedef.h

/* Copyright (c) 2009  Dmitry Xmelkov

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name of the copyright holders nor the names of
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.  */

/* $Id$ */

#ifndef _EEDEF_H_
#define _EEDEF_H_  1

#ifndef __DOXYGEN__

/* EEPROM address arg for a set of byte/word/dword functions and for

/* Number of bytes arg for all block read/write functions, include
internal.    */
#define n_lo    r20
#define n_hi    r21

#if     __AVR_XMEGA__

#else

# if    !defined (EECR) && defined (DEECR)      /* AT86RF401    */
#  define EECR  DEECR
#  define EEARL DEEAR
#  define EEDR  DEEDR
# endif

# if    !defined (EERE) && defined (EER)        /* AT86RF401    */
#  define EERE  EER
# endif

# if    !defined (EEWE) && defined (EEPE)       /* A part of Mega and Tiny */
#  define EEWE  EEPE
# endif
# if    !defined (EEWE) && defined (EEL)        /* AT86RF401    */
#  define EEWE  EEL
# endif

# if    !defined (EEMWE) && defined (EEMPE)     /* A part of Mega and Tiny */
#  define EEMWE EEMPE
# endif
# if    !defined (EEMWE) && defined (EEU)       /* AT86RF401    */
#  define EEMWE EEU
# endif

# if    !_SFR_IO_REG_P (EECR)   \
|| !_SFR_IO_REG_P (EEDR)   \
|| !_SFR_IO_REG_P (EEARL)  \
|| (defined (EEARH) && !_SFR_IO_REG_P (EEARH))
#  error
# endif

#endif  /* !__AVR_XMEGA__ */
#endif  /* !__DOXYGEN__ */
#endif  /* !_EEDEF_H_ */