From: GNUOrder <gnuorder@tampabay.rr.com>
To: linux-kernel@vger.kernel.org
Subject: Re: kernel newbie -- Compact Flash booting
Date: Fri, 25 Jan 2002 17:11:34 -0500 [thread overview]
Message-ID: <200201252212.g0PMCWt16931@smtp-server6.tampabay.rr.com> (raw)
In-Reply-To: <20020125065237.27862.qmail@web8104.in.yahoo.com> <20020125093733.D5808@mea-ext.zmailer.org>
In-Reply-To: <20020125093733.D5808@mea-ext.zmailer.org>
What if the CF connects to the IDE bus with an adapter? Whould the IDE-CS
still work or do you mean the IDE chipset itself doesn't support hot swapping
or removable drives? Also what kind of support is there for USB CF
read/writers?
GO
On Friday 25 January 2002 02:37, Matti Aarnio wrote:
> On Thu, Jan 24, 2002 at 10:52:37PM -0800, Ramya Ravichandran wrote:
> > Hi,
> >
> > I am a newbie to Linux.I have to develop an
> > embedded linux controller that boots from the Compact
> > flash card instead of the HD and work from RAM. I have
> > to have a bare minimum implementation of Linux kernel
> > to do this.
> > I don't know where to start. Shud I start by writing
> > the driver for the CF card? What background knowledge
> > shud I have for implementing the kernel?
>
> The compact flashes appear to PCMCIA as removable IDE drives.
> Unless the PCMCIA-CF adapter is more than just two connectors
> plus a set of wires in between, you should have no problems
> at all. Either IDE, or IDE_CS driver should do it.
> (The IDE_CS will, of course, need the PCMCIA suite too to
> support removable media. IDE doesn't support removability.)
>
> To boot from CF you need support in your boot-rom/flash
> code. Something which might not be true, unless you write
> it yourself..
>
> > Please Help.Thanks
>
> /Matti Aarnio
> -
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next prev parent reply other threads:[~2002-01-25 22:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-01-25 6:52 kernel newbie Ramya Ravichandran
2002-01-25 7:37 ` kernel newbie -- Compact Flash booting Matti Aarnio
2002-01-25 22:11 ` GNUOrder [this message]
2002-01-25 22:49 ` kernel newbie Pedro M. Rodrigues
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