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| author | Kyungmin Park <kyungmin.park@samsung.com> | 2006-05-12 17:02:46 +0300 |
|---|---|---|
| committer | Jarkko Lavinen <lavinen@pentafluge.infradead.org> | 2006-05-12 15:35:47 +0100 |
| commit | 34c1060959b61a5bb2e97a88411446028cebfa7c (patch) | |
| tree | 74a58f5e63a2ee4d91d3cae4985ed55141c70aa0 /drivers/mtd/onenand | |
| parent | 8e6ec69059ba0eecbb2226d3d9e45c6efe6fb82b (diff) | |
| download | kernel_samsung_smdk4412-34c1060959b61a5bb2e97a88411446028cebfa7c.zip kernel_samsung_smdk4412-34c1060959b61a5bb2e97a88411446028cebfa7c.tar.gz kernel_samsung_smdk4412-34c1060959b61a5bb2e97a88411446028cebfa7c.tar.bz2 | |
OneNAND: Write oob area with aligned size, mtd->oobsize
There's some problem with write oob in serveral platform.
So we write oob with oobsize aligned (16bytes) instead of 3 bytes (from {2,
3})
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers/mtd/onenand')
| -rw-r--r-- | drivers/mtd/onenand/onenand_base.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c index e342ba0..6b950ab 100644 --- a/drivers/mtd/onenand/onenand_base.c +++ b/drivers/mtd/onenand/onenand_base.c @@ -965,8 +965,11 @@ static int onenand_write_oob(struct mtd_info *mtd, loff_t to, size_t len, this->command(mtd, ONENAND_CMD_BUFFERRAM, to, mtd->oobsize); - this->write_bufferram(mtd, ONENAND_SPARERAM, ffchars, 0, mtd->oobsize); - this->write_bufferram(mtd, ONENAND_SPARERAM, buf, column, thislen); + /* We send data to spare ram with oobsize + * to prevent byte access */ + memset(this->page_buf, 0xff, mtd->oobsize); + memcpy(this->page_buf + column, buf, thislen); + this->write_bufferram(mtd, ONENAND_SPARERAM, this->page_buf, 0, mtd->oobsize); this->command(mtd, ONENAND_CMD_PROGOOB, to, mtd->oobsize); |