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Add support for the byte write method to MTD partition logic; Beef up the MTD partition test -- and fix resulting bugs detected

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This commit is contained in:
Gregory Nutt
2013-05-02 08:07:42 -06:00
parent 0d1cf112cf
commit 4f15d37b62
4 changed files with 97 additions and 23 deletions
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drivers/mtd/ftl.c
+4 -4
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@@ -221,8 +221,8 @@ static ssize_t ftl_flush(FAR void *priv, FAR const uint8_t *buffer,
* alignment.
*/
mask = dev->blkper - 1;
alignedblock = (startblock + mask) & ~mask;
mask = dev->blkper - 1;
alignedblock = (startblock + mask) & ~mask;
/* Handle partial erase blocks before the first unaligned block */
@@ -271,7 +271,7 @@ static ssize_t ftl_flush(FAR void *priv, FAR const uint8_t *buffer,
memcpy(dev->eblock + offset, buffer, nbytes);
/* And write the erase back to flash */
/* And write the erase block back to flash */
nxfrd = MTD_BWRITE(dev->mtd, rwblock, dev->blkper, dev->eblock);
if (nxfrd != dev->blkper)
@@ -333,7 +333,7 @@ static ssize_t ftl_flush(FAR void *priv, FAR const uint8_t *buffer,
{
/* Read the full erase block into the buffer */
nxfrd = MTD_BREAD(dev->mtd, alignedblock, dev->blkper, dev->eblock);
nxfrd = MTD_BREAD(dev->mtd, alignedblock, dev->blkper, dev->eblock);
if (nxfrd != dev->blkper)
{
fdbg("Read erase block %d failed: %d\n", alignedblock, nxfrd);