Real-time flash simulator
Artem Bityutskiy
dedekind at infradead.org
Fri Jun 22 06:59:54 EDT 2007
On Fri, 2007-06-22 at 12:24 +0200, Jörn Engel wrote:
> On Fri, 22 June 2007 12:11:29 +0200, Martin Däumler wrote:
> >
> > that is right! The idea is to use a (not specified) file system which
> > performs in-place updates on top of this layer. This layer should map
> > logical to physical erase units. So, wear-levelling possibly could be
> > used to "displace" garbage collection. The goal is to decrase latency
> > and above all make it more deterministic.
>
> Sounds just like FAT on smartmedia. Worst case latency is both
> deterministic and low. Random writes of small blocks are also
> prohibitively slow. Works great when writing few large files, like jpg
> images in digital cameras.
It is about EB mappings, not FTL.
--
Best regards,
Artem Bityutskiy (Битюцкий Артём)
More information about the linux-mtd
mailing list