Re: [PATCH 9/9] mtd: Add new SmartMedia/xD FTL

Jörn Engel
2010-01-08T15:30:04Z

On Fri, 8 January 2010 17:12:04 +0200, Maxim Levitsky wrote:
>
> This implements new readwrite SmartMedia/xd FTL.
>
> It depends on nand driver to define proper oob layout that excludes
> all ecc areas and nothing more.
>
> Support for very old 256 byte/page devices is not yet enabled/complete.
> For these devices, all ecc handling will be done inside this FTL
> due to wierd oob layout.
>
> Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
> ---
> drivers/mtd/Kconfig | 12 +
> drivers/mtd/Makefile | 1 +
> drivers/mtd/sm_ftl.c | 1043 ++++++++++++++++++++++++++++++++++++++++++++++++++
> drivers/mtd/sm_ftl.h | 75 ++++

sm_ftl is certainly nicer than ssfdc.c - at least I can decrypt the
acronym. But I am missing a reason why ssfdc is not sufficient and we
need yet another implementation of the same ftl.

Or maybe ssfdc is sufficient or barely sufficient and just needs a small
patch?

Jörn

--
He that composes himself is wiser than he that composes a book.
-- B. Franklin