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List:       linux-arm-kernel
Subject:    Re: [CFT] Mark IO as bufferable
From:       Russell King - ARM Linux <linux () arm ! linux ! org ! uk>
Date:       2005-06-29 12:02:51
Message-ID: 20050629130251.E7272 () flint ! arm ! linux ! org ! uk
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On Wed, Jun 29, 2005 at 12:45:31PM +0100, Richard Purdie wrote:
> On Wed, 2005-06-29 at 10:43 +0100, Russell King - ARM Linux wrote:
> > The only things which will have changed are the static MT_DEVICE mappings.
> > ioremap and user-space non-memory mappings will still be completely
> > uncached/unbuffered.
> 
> Sorry, I was getting confused partly because a lot of the corgi devices
> used to be statically mapped (but aren't now). 
> 
> For reference, I turned on the head.S debug code and captured the full
> oops (Same oops with some different clock speeds to what Lothar saw):

Well, it's dying in pxa_init_irq with a data abort.  I wonder if 0xfffbffff
corresponds to any register (looking at pxa-regs.h it's non-trivial to
work that out.)

And this also brings up the problem of another die_if_kernel() use which
needs fixing...  patch to follow.

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