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Message-ID: <6934efce0808221116w76a662b0t954b0922b69d3232@mail.gmail.com>
Date: Fri, 22 Aug 2008 11:16:20 -0700
From: "Jared Hulbert" <jaredeh@gmail.com>
To: "Jamie Lokier" <jamie@shareable.org>
Subject: Re: [PATCH 00/10] AXFS: Advanced XIP filesystem
Cc: "Greg Ungerer" <gerg@snapgear.com>, Linux-kernel@vger.kernel.org,
       linux-embedded@vger.kernel.org,
       linux-mtd <linux-mtd@lists.infradead.org>,
       "=?UTF-8?Q?J=C3=B6rn_Engel?=" <joern@logfs.org>, tim.bird@am.sony.com,
       cotte@de.ibm.com, nickpiggin@yahoo.com.au
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On Fri, Aug 22, 2008 at 11:13 AM, Jamie Lokier <jamie@shareable.org> wrote:
> Greg Ungerer wrote:
>> One thing for sure is that many people who do non-MMU setups
>> are interested in XIP to get the space savings. These are very
>> often small devices with very constrained RAM and flash. (For
>> whatever it is worth single NOR flash only boards are common in
>> these smaller form factors :-)
>
> I'm using XIP on a device with 32MB RAM.  The reason I use it is
> _partly_ to save RAM, partly because programs start about 10 times
> faster (reading NOR flash is slow and I keep the XIP region in RAM)

What kind of NOR you using?  That is not what I measure with fast
synchronous burst NOR's.
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