00001 #ifndef _DEV_AT49BV_H_ 00002 #define _DEV_AT49BV_H_ 00003 00004 /* 00005 * Copyright (C) 2006 by egnite Software GmbH. All rights reserved. 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * 1. Redistributions of source code must retain the above copyright 00012 * notice, this list of conditions and the following disclaimer. 00013 * 2. Redistributions in binary form must reproduce the above copyright 00014 * notice, this list of conditions and the following disclaimer in the 00015 * documentation and/or other materials provided with the distribution. 00016 * 3. Neither the name of the copyright holders nor the names of 00017 * contributors may be used to endorse or promote products derived 00018 * from this software without specific prior written permission. 00019 * 00020 * THIS SOFTWARE IS PROVIDED BY EGNITE SOFTWARE GMBH AND CONTRIBUTORS 00021 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00022 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00023 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE 00024 * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00025 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00026 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 00027 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 00028 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00029 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 00030 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00031 * SUCH DAMAGE. 00032 * 00033 * For additional information see http://www.ethernut.de/ 00034 */ 00035 00036 /* 00037 * $Log: at49bv.h,v $ 00038 * Revision 1.2 2008/07/17 11:51:19 olereinhardt 00039 * Added function AT49bvReadProtectionRegister to read the 64bit factory 00040 * or user id 00041 * 00042 * Revision 1.1 2006/04/07 13:51:36 haraldkipp 00043 * AT49BV flash memory support added. A single sector may be used to 00044 * store system configurations in case there is no EEPROM available. 00045 * 00046 */ 00047 00048 #include <sys/types.h> 00049 00050 __BEGIN_DECLS 00051 /* Prototypes */ 00052 00053 extern unsigned long At49bvInit(void); 00054 extern unsigned long long AT49bvReadProtectionRegister(int factory); 00055 extern int At49bvChipErase(void); 00056 extern int At49bvSectorErase(u_int off); 00057 extern int At49bvSectorRead(u_int off, void *data, u_int len); 00058 extern int At49bvSectorWrite(u_int off, CONST void *data, u_int len); 00059 extern int At49bvParamRead(u_int pos, void *data, u_int len); 00060 extern int At49bvParamWrite(u_int pos, CONST void *data, u_int len); 00061 00062 __END_DECLS 00063 /* End of prototypes */ 00064 #endif