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17ea6d50f0
No code changes, just updating comments. BUG=chrome-os-partner:23558 BRANCH=none TEST=compile bds project Change-Id: I819244acafcf89a1e983bddecd82f770b0374ee1 Signed-off-by: Randall Spangler <rspangler@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/174512
56 lines
1.2 KiB
C
56 lines
1.2 KiB
C
/* Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* EEPROM module for Chrome EC */
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#ifndef __CROS_EC_EEPROM_H
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#define __CROS_EC_EEPROM_H
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#include "common.h"
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/**
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* Initialize the module.
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*/
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int eeprom_init(void);
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/**
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* Returns the number of EEPROM blocks on the system.
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*/
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int eeprom_get_block_count(void);
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/**
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* Return the EEPROM block size in bytes.
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*/
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int eeprom_get_block_size(void);
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/**
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* Read data from EEPROM.
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*
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* @param block Block number
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* @param offset Byte offset in block; must be multiple of 4.
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* @param size Number of bytes to read; must be multiple of 4.
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* @param data Destination for data
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*/
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int eeprom_read(int block, int offset, int size, char *data);
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/**
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* Write data to EEPROM.
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*
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* @param block Block number
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* @param offset Byte offset in block; must be multiple of 4.
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* @param size Number of bytes to write; must be multiple of 4.
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* @param data Data to write
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*/
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int eeprom_write(int block, int offset, int size, const char *data);
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/**
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* Hide an EEPROM block until the next reset.
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*
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* @param block Block number
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*/
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int eeprom_hide(int block);
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#endif /* __CROS_EC_EEPROM_H */
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