*
* The ECC comprises 22 bits of parity information and is stuffed into 3 bytes.
* The two unused bit are set to 1.
- * The ECC can correct single bit errors in a 256-byte page of data. Thus, two such ECC
- * blocks are used on a 512-byte NAND page.
+ * The ECC can correct single bit errors in a 256-byte page of data.
+ * Thus, two such ECC blocks are used on a 512-byte NAND page.
*
*/
#ifndef __YAFFS_ECC_H__
#define __YAFFS_ECC_H__
-typedef struct {
+struct yaffs_ecc_other {
unsigned char col_parity;
unsigned line_parity;
unsigned line_parity_prime;
-} yaffs_ecc_other;
+};
void yaffs_ecc_cacl(const unsigned char *data, unsigned char *ecc);
int yaffs_ecc_correct(unsigned char *data, unsigned char *read_ecc,
- const unsigned char *test_ecc);
+ const unsigned char *test_ecc);
void yaffs_ecc_calc_other(const unsigned char *data, unsigned n_bytes,
- yaffs_ecc_other *ecc);
+ struct yaffs_ecc_other *ecc);
int yaffs_ecc_correct_other(unsigned char *data, unsigned n_bytes,
- yaffs_ecc_other *read_ecc,
- const yaffs_ecc_other *test_ecc);
+ struct yaffs_ecc_other *read_ecc,
+ const struct yaffs_ecc_other *test_ecc);
#endif