/*
* drivers/mtd/nand_ecc.h
*
* Copyright (C) 2000 Steven J. Hill (sjhill@realitydiluted.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This file is the header for the ECC algorithm.
*/
#ifndef __MTD_NAND_ECC_H__
#define __MTD_NAND_ECC_H__
struct mtd_info;
/*
* Calculate 3 byte ECC code for 256 byte block
*/
int nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code);
/*
* Detect and correct a 1 bit error for eccsize byte block
*/
int __nand_correct_data(u_char *dat, u_char *read_ecc, u_char *calc_ecc,
unsigned int eccsize);
/*
* Detect and correct a 1 bit error for 256 byte block
*/
int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc);
#endif /* __MTD_NAND_ECC_H__ */
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