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Date: Mon, 30 Jul 2001 15:37:50 -0700
To: Bill Pringlemeir <bpringle@sympatico.ca>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [CFT] initramfs patch
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From: Mike Touloumtzis <miket@bluemug.com>
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On Mon, Jul 30, 2001 at 06:16:40PM -0400, Bill Pringlemeir wrote:
> >>>>> "Mike" == Mike Touloumtzis <miket@bluemug.com> writes:
> [snip]
>  Mike> Hmmm, maybe we need ramfs-backed-by-romfs :-).  But a lot of
>  Mike> people in the embedded/consumer electronics space could get by
>  Mike> just fine with a read-only / and a ramfs or ramdisk on /tmp.
> 
> I am not so sure about this.  Typical flash access times are rather
> long compared to SDRAM.  StrataFlash and other bursting flash are
> rather new and require specific CPUs or custom logic to access the
> flash in a sequential mode.

I was actually thinking about kernels running from RAM (e.g. TFTP
boot or such).  The solution I'm talking about would also work
from flash, but as you say, most people are moving away from that.
There are still reasons to run XIP from flash, though: boot speed
is one.

miket
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