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eedef.h

00001 /* Copyright (c) 2009  Dmitry Xmelkov
00002    All rights reserved.
00003 
00004    Redistribution and use in source and binary forms, with or without
00005    modification, are permitted provided that the following conditions are met:
00006 
00007    * Redistributions of source code must retain the above copyright
00008      notice, this list of conditions and the following disclaimer.
00009    * Redistributions in binary form must reproduce the above copyright
00010      notice, this list of conditions and the following disclaimer in
00011      the documentation and/or other materials provided with the
00012      distribution.
00013    * Neither the name of the copyright holders nor the names of
00014      contributors may be used to endorse or promote products derived
00015      from this software without specific prior written permission.
00016 
00017    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00018    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00019    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
00021    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
00022    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
00023    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00024    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
00025    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
00026    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00027    POSSIBILITY OF SUCH DAMAGE.  */
00028 
00029 /* $Id$ */
00030 
00031 #ifndef _EEDEF_H_
00032 #define _EEDEF_H_  1
00033 
00034 #ifndef __DOXYGEN__
00035 
00036 /* EEPROM address arg for a set of byte/word/dword functions and for
00037    the internal eeprom_read_blraw().    */
00038 #define addr_lo r24
00039 #define addr_hi r25
00040 
00041 /* Number of bytes arg for all block read/write functions, include
00042    internal.    */
00043 #define n_lo    r20
00044 #define n_hi    r21
00045 
00046 #if __AVR_XMEGA__
00047 
00048 # define NVM_BASE   NVM_ADDR0
00049 
00050 #if defined(NVMCTRL_CTRLA)
00051 #  undef NVM_BASE
00052 #  define NVM_BASE       NVMCTRL_CTRLA
00053 
00054 #  define NVM_ADDR0      NVMCTRL_ADDR0
00055 #  define NVM_ADDR1      NVMCTRL_ADDR1
00056 #  define NVM_DATA0      NVMCTRL_DATA0
00057 #  define NVM_DATA1      NVMCTRL_DATA1
00058 #  define NVM_NVMBUSY_bp NVMCTRL_EEBUSY_bp
00059 #  define NVM_STATUS     NVMCTRL_STATUS
00060 #  define NVM_CTRLA      NVMCTRL_CTRLA
00061 #  define NVM_CTRLB      NVMCTRL_CTRLB
00062 #  ifndef CCP_SPM_gc
00063 #    define CCP_SPM_gc   (0x9D)
00064 #  endif
00065 #  ifndef NVMCTRL_CMD_PAGEERASEWRITE_gc
00066 #    define NVMCTRL_CMD_PAGEERASEWRITE_gc 3
00067 #  endif
00068 #endif
00069 #else
00070 
00071 # if    !defined (EECR) && defined (DEECR)  /* AT86RF401    */
00072 #  define EECR  DEECR
00073 #  define EEARL DEEAR
00074 #  define EEDR  DEEDR
00075 # endif
00076 
00077 # if    !defined (EERE) && defined (EER)    /* AT86RF401    */
00078 #  define EERE  EER
00079 # endif
00080 
00081 # if    !defined (EEWE) && defined (EEPE)   /* A part of Mega and Tiny */
00082 #  define EEWE  EEPE
00083 # endif
00084 # if    !defined (EEWE) && defined (EEL)    /* AT86RF401    */
00085 #  define EEWE  EEL
00086 # endif
00087 
00088 # if    !defined (EEMWE) && defined (EEMPE) /* A part of Mega and Tiny */
00089 #  define EEMWE EEMPE
00090 # endif
00091 # if    !defined (EEMWE) && defined (EEU)   /* AT86RF401    */
00092 #  define EEMWE EEU
00093 # endif
00094 
00095 # if    !_SFR_IO_REG_P (EECR)   \
00096      || !_SFR_IO_REG_P (EEDR)   \
00097      || !_SFR_IO_REG_P (EEARL)  \
00098      || (defined (EEARH) && !_SFR_IO_REG_P (EEARH))
00099 #  error
00100 # endif
00101 
00102 #endif  /* !__AVR_XMEGA__ */
00103 #endif  /* !__DOXYGEN__ */
00104 #endif  /* !_EEDEF_H_ */
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