diff options
Diffstat (limited to 'roms/u-boot/include/linux/mtd/nand_ecc.h')
| -rw-r--r-- | roms/u-boot/include/linux/mtd/nand_ecc.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/roms/u-boot/include/linux/mtd/nand_ecc.h b/roms/u-boot/include/linux/mtd/nand_ecc.h new file mode 100644 index 000000000..397836384 --- /dev/null +++ b/roms/u-boot/include/linux/mtd/nand_ecc.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * drivers/mtd/nand_ecc.h + * + * Copyright (C) 2000-2010 Steven J. Hill <sjhill@realitydiluted.com> + * David Woodhouse <dwmw2@infradead.org> + * Thomas Gleixner <tglx@linutronix.de> + * + * 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__ */ |