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| author | Tao Hou <hotforest@gmail.com> | 2012-03-15 23:33:58 +0800 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2012-03-21 16:25:33 +0100 |
| commit | 85c344e5f98408c0bcf988a6c6fca68c1f3c2015 (patch) | |
| tree | 680bde6c373aa08a83bfbc19143f65772ac06036 /drivers/mtd/cfi_flash.c | |
| parent | dbb87bbd8eff11cf974caa2b5cc397aea444bc5a (diff) | |
| download | u-boot-imx-85c344e5f98408c0bcf988a6c6fca68c1f3c2015.zip u-boot-imx-85c344e5f98408c0bcf988a6c6fca68c1f3c2015.tar.gz u-boot-imx-85c344e5f98408c0bcf988a6c6fca68c1f3c2015.tar.bz2 | |
cfi: fix the incomplete erased status check in buffer write
Without the fix, flash_write_cfibuffer will terminate the erased
status check once an all-0xFF word has been found instead of
continuing the erased status check utill the first non-0xFF word.
Signed-off-by: Tao Hou <hotforest@gmail.com>
Cc: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'drivers/mtd/cfi_flash.c')
| -rw-r--r-- | drivers/mtd/cfi_flash.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c index 722c3fc..35294bc 100644 --- a/drivers/mtd/cfi_flash.c +++ b/drivers/mtd/cfi_flash.c @@ -873,7 +873,7 @@ static int flash_write_cfibuffer (flash_info_t * info, ulong dest, uchar * cp, void *src = cp; void *dst = (void *)dest; void *dst2 = dst; - int flag = 0; + int flag = 1; uint offset = 0; unsigned int shift; uchar write_cmd; @@ -898,7 +898,7 @@ static int flash_write_cfibuffer (flash_info_t * info, ulong dest, uchar * cp, cnt = len >> shift; - while ((cnt-- > 0) && (flag == 0)) { + while ((cnt-- > 0) && (flag == 1)) { switch (info->portwidth) { case FLASH_CFI_8BIT: flag = ((flash_read8(dst2) & flash_read8(src)) == |