| /* |
| * drivers/mtd/nand_ecc.h |
| * |
| * Copyright (C) 2000 Steven J. Hill (sjhill@cotw.com) |
| * |
| * $Id: nand_ecc.h,v 1.1 2000/10/12 00:57:15 sjhill Exp $ |
| * |
| * 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. |
| */ |
| |
| /* |
| * Creates non-inverted ECC code from line parity |
| */ |
| void nand_trans_result(u_char reg2, u_char reg3, u_char *ecc_code); |
| |
| /* |
| * Calculate 3 byte ECC code for 256 byte block |
| */ |
| void nand_calculate_ecc (const u_char *dat, u_char *ecc_code); |
| |
| /* |
| * Detect and correct a 1 bit error for 256 byte block |
| */ |
| int nand_correct_data (u_char *dat, u_char *read_ecc, u_char *calc_ecc); |
