2 * drivers/mtd/nand_ecc.h
4 * Copyright (C) 2000 Steven J. Hill (sjhill@realitydiluted.com)
6 * $Id: nand_ecc.h,v 1.2 2003/02/20 13:34:20 sjhill Exp $
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
12 * This file is the header for the ECC algorithm.
16 * Creates non-inverted ECC code from line parity
18 void nand_trans_result(u_char reg2, u_char reg3, u_char *ecc_code);
21 * Calculate 3 byte ECC code for 256 byte block
23 void nand_calculate_ecc (const u_char *dat, u_char *ecc_code);
26 * Detect and correct a 1 bit error for 256 byte block
28 int nand_correct_data (u_char *dat, u_char *read_ecc, u_char *calc_ecc);