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/* Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/* EEPROM module for Chrome EC */
#ifndef __CROS_EC_EEPROM_H
#define __CROS_EC_EEPROM_H
#include "common.h"
/**
* Initialize the module.
*/
int eeprom_init(void);
/**
* Returns the number of EEPROM blocks on the system.
*/
int eeprom_get_block_count(void);
/**
* Return the EEPROM block size in bytes.
*/
int eeprom_get_block_size(void);
/**
* Read data from EEPROM.
*
* @param block Block number
* @param offset Byte offset in block; must be multiple of 4.
* @param size Number of bytes to read; must be multiple of 4.
* @param data Destination for data
*/
int eeprom_read(int block, int offset, int size, char *data);
/**
* Write data to EEPROM.
*
* @param block Block number
* @param offset Byte offset in block; must be multiple of 4.
* @param size Number of bytes to write; must be multiple of 4.
* @param data Data to write
*/
int eeprom_write(int block, int offset, int size, const char *data);
/**
* Hide an EEPROM block until the next reset.
*
* @param block Block number
*/
int eeprom_hide(int block);
#endif /* __CROS_EC_EEPROM_H */
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