projects
/
yaffs2.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
Only load name if read succeeds
[yaffs2.git]
/
yaffs_ecc.c
diff --git
a/yaffs_ecc.c
b/yaffs_ecc.c
index 0f41ec761b18ac5128035d435faca0ade68959ef..911f8f79a0641b673f614279bd698909dea30c22 100644
(file)
--- a/
yaffs_ecc.c
+++ b/
yaffs_ecc.c
@@
-1,8
+1,7
@@
/*
* YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
*
/*
* YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
*
- * Copyright (C) 2002-2011 Aleph One Ltd.
- * for Toby Churchill Ltd and Brightstar Engineering
+ * Copyright (C) 2002-2018 Aleph One Ltd.
*
* Created by Charles Manning <charles@aleph1.co.uk>
*
*
* Created by Charles Manning <charles@aleph1.co.uk>
*
@@
-69,7
+68,7
@@
static const unsigned char column_parity_table[] = {
/* Calculate the ECC for a 256-byte block of data */
/* Calculate the ECC for a 256-byte block of data */
-void yaffs_ecc_ca
cl
(const unsigned char *data, unsigned char *ecc)
+void yaffs_ecc_ca
lc
(const unsigned char *data, unsigned char *ecc)
{
unsigned int i;
unsigned char col_parity = 0;
{
unsigned int i;
unsigned char col_parity = 0;
@@
-128,12
+127,6
@@
void yaffs_ecc_cacl(const unsigned char *data, unsigned char *ecc)
t |= 0x01;
ecc[0] = ~t;
t |= 0x01;
ecc[0] = ~t;
-#ifdef CONFIG_YAFFS_ECC_WRONG_ORDER
- /* Swap the bytes into the wrong order */
- t = ecc[0];
- ecc[0] = ecc[1];
- ecc[1] = t;
-#endif
}
/* Correct the ECC on a 256 byte block of data */
}
/* Correct the ECC on a 256 byte block of data */
@@
-158,15
+151,6
@@
int yaffs_ecc_correct(unsigned char *data, unsigned char *read_ecc,
unsigned byte;
unsigned bit;
unsigned byte;
unsigned bit;
-#ifdef CONFIG_YAFFS_ECC_WRONG_ORDER
- /* swap the bytes to correct for the wrong order */
- unsigned char t;
-
- t = d0;
- d0 = d1;
- d1 = t;
-#endif
-
bit = byte = 0;
if (d1 & 0x80)
bit = byte = 0;
if (d1 & 0x80)