From: David Woodhouse <dwmw2@infradead.org>
To: Wolfgang Denk <wd@denx.de>
Cc: linuxppc-embedded@ozlabs.org
Subject: Re: Viable PPC platform?
Date: Mon, 22 May 2006 23:21:00 +0100 [thread overview]
Message-ID: <1148336460.10288.37.camel@shinybook.infradead.org> (raw)
In-Reply-To: <20060522221556.E60273526CA@atlas.denx.de>
On Tue, 2006-05-23 at 00:15 +0200, Wolfgang Denk wrote:
> But then, a 400 MHz Geode is a bit faster than a 50 MHz 8xx, probably
> not only in terms of CPU performance but also in terms of memory
> bandwidth.
It's actually NAND flash, and the bandwidth sucks (the flash controller
on the Geode companion chip is quite slow). We're getting about 3 MiB/s
from it, although we _ought_ to be able to get 3½. I'm playing with
JFFS2 some more before I go back to tweaking the NAND drivers though.
--
dwmw2
next prev parent reply other threads:[~2006-05-22 22:20 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-09 14:38 Viable PPC platform? geneSmith
2006-05-09 15:34 ` Matt Porter
2006-05-09 16:41 ` Alex Zeffertt
2006-05-09 17:15 ` Eugene Surovegin
2006-05-09 22:31 ` Wolfgang Denk
2006-05-22 21:51 ` David Woodhouse
2006-05-22 22:15 ` Wolfgang Denk
2006-05-22 22:21 ` David Woodhouse [this message]
2006-05-10 11:11 ` Alex Zeffertt
2006-05-10 16:48 ` Eugene Surovegin
-- strict thread matches above, loose matches on Subject: below --
2006-05-09 22:52 Howard, Marc
2006-05-09 23:00 ` Eugene Surovegin
2006-05-09 23:11 Howard, Marc
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