-/*!
+/**
* \file
* <!--
* Copyright 2003, 2004 Develer S.r.l. (http://www.develer.com/)
- * All Rights Reserved.
+ * This file is part of DevLib - See README.devlib for information.
* -->
*
* \version $Id$
* \brief Driver for the 24xx16 and 24xx256 I2C EEPROMS (interface)
*/
-/*
- * $Log$
- * Revision 1.2 2004/07/29 22:57:09 bernie
- * Add 24LC16 support.
- *
- * Revision 1.1 2004/07/20 17:11:18 bernie
- * Import into DevLib.
- *
- */
+/*#*
+ *#* $Log$
+ *#* Revision 1.10 2006/09/13 18:29:54 bernie
+ *#* e2addr(): New macro.
+ *#*
+ *#* Revision 1.9 2006/07/19 12:56:25 bernie
+ *#* Convert to new Doxygen style.
+ *#*
+ *#* Revision 1.8 2005/11/27 23:33:40 bernie
+ *#* Use appconfig.h instead of cfg/config.h.
+ *#*
+ *#* Revision 1.7 2005/11/04 16:20:02 bernie
+ *#* Fix reference to README.devlib in header.
+ *#*
+ *#* Revision 1.6 2005/04/11 19:10:27 bernie
+ *#* Include top-level headers from cfg/ subdir.
+ *#*
+ *#* Revision 1.5 2004/11/02 17:50:02 bernie
+ *#* CONFIG_EEPROM_VERIFY: New config option.
+ *#*
+ *#* Revision 1.4 2004/08/25 14:12:08 rasky
+ *#* Aggiornato il comment block dei log RCS
+ *#*
+ *#* Revision 1.3 2004/08/10 06:57:22 bernie
+ *#* eeprom_erase(): New function.
+ *#*
+ *#* Revision 1.2 2004/07/29 22:57:09 bernie
+ *#* Add 24LC16 support.
+ *#*
+ *#* Revision 1.1 2004/07/20 17:11:18 bernie
+ *#* Import into DevLib.
+ *#*
+ *#*/
#ifndef DRV_EEPROM_H
#define DRV_EEPROM_H
-#include <compiler.h>
-#include <config.h>
+#include <cfg/compiler.h>
+#include <appconfig.h>
-/*!
+/**
* \name Values for CONFIG_EEPROM_TYPE
* \{
*/
/*\}*/
#if CONFIG_EEPROM_TYPE == EEPROM_24XX16
- #define EEPROM_BLKSIZE 0x10 //!< Eeprom block size (16byte)
- #define EEPROM_SIZE 0x800 //!< Eeprom total size (2kB)
+ #define EEPROM_BLKSIZE 0x10 ///< Eeprom block size (16byte)
+ #define EEPROM_SIZE 0x800 ///< Eeprom total size (2kB)
#elif CONFIG_EEPROM_TYPE == EEPROM_24XX256
- #define EEPROM_BLKSIZE 0x40 //!< Eeprom block size (64byte)
- #define EEPROM_SIZE 0x8000 //!< Eeprom total size (32kB)
+ #define EEPROM_BLKSIZE 0x40 ///< Eeprom block size (64byte)
+ #define EEPROM_SIZE 0x8000 ///< Eeprom total size (32kB)
#else
#error Unsupported EEPROM type.
#endif
-//! Type for EEPROM addresses
+/// Type for EEPROM addresses
typedef uint16_t e2addr_t;
+/**
+ * Macro for E2Layout offset calculation
+ *
+ * \note We can't just use offsetof() here because we could use
+ * non-constant expressions to access array elements.
+ *
+ * \note E2Layout is a structure that must be defined in user files.
+ */
+#define e2addr(x) ((e2addr_t)&(((struct E2Layout *)0)->x))
+
+
bool eeprom_write(e2addr_t addr, const void *buf, size_t count);
bool eeprom_read(e2addr_t addr, void *buf, size_t count);
bool eeprom_write_char(e2addr_t addr, char c);
int eeprom_read_char(e2addr_t addr);
+void eeprom_erase(e2addr_t addr, size_t count);
void eeprom_init(void);
void eeprom_test(void);