[PATCH] MTD: mtdconcat NAND/Sibley support
Nicolas Pitre
nico at cam.org
Wed Apr 26 12:04:51 EDT 2006
On Wed, 26 Apr 2006, Belyakov, Alexander wrote:
> JFFS2 (and not only JFFS2) does not work on top of concatenated MTD
> device in case of NAND and Sibley chips due to missing
> concat_block_isbad(), concat_block_markbad(), concat_writev() and
> concat_writev_ecc() functions. If anyone cares - the patch below fixes
> that issue.
That won't work with Sibley. You must call the underlying devices with
writev() as well, using the appropriate vector for each device, and only
once per subdevice. Sibley flash must write everything all at once with
a single writev call.
Nicolas
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