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)




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