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author | Sascha Hauer <sha@octopus.labnet.pengutronix.de> | 2007-10-15 17:55:48 +0200 |
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committer | Sascha Hauer <sha@octopus.labnet.pengutronix.de> | 2007-10-15 17:55:48 +0200 |
commit | 7e58e219f8b4aa0b6287a402918a36bea6ce25c5 (patch) | |
tree | 9aa0caf49acf04c6be6610b8e12db17057a7625c /include/linux/mtd/nand_ecc.h | |
parent | a149f9949bbe732ecf84ee4e9ea8c59e7a39aef8 (diff) | |
download | barebox-7e58e219f8b4aa0b6287a402918a36bea6ce25c5.tar.gz barebox-7e58e219f8b4aa0b6287a402918a36bea6ce25c5.tar.xz |
add nand_ecc.h
Diffstat (limited to 'include/linux/mtd/nand_ecc.h')
-rw-r--r-- | include/linux/mtd/nand_ecc.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/linux/mtd/nand_ecc.h b/include/linux/mtd/nand_ecc.h new file mode 100644 index 0000000000..12c5bc342e --- /dev/null +++ b/include/linux/mtd/nand_ecc.h @@ -0,0 +1,30 @@ +/* + * drivers/mtd/nand_ecc.h + * + * Copyright (C) 2000 Steven J. Hill (sjhill@realitydiluted.com) + * + * $Id: nand_ecc.h,v 1.4 2004/06/17 02:35:02 dbrown 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. + */ + +#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 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__ */ |