Re: [PATCH] MIPS: Bcm47xx: Fix 128MB RAM support

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On Mon, Feb 22, 2010 at 09:25:11PM +0100, Hauke Mehrtens wrote:

> > Is this a hardware issue prefetching issue?  The kernel should not try
> > CPU prefetch instructions at all on non-coherent CPUs such as the
> > BCM47xx.
> 
> This is a hardware issue on the bcm47xx when 128MB ram is present. This
> workaround is out of broadcom's kernel sources and is included in
> OpenWRT for some months. Without this patch the kernel does not even
> print out anything and with this patch it is working.

Thanks!

I was asking to ensure this isn't a workaround for an already solved
kernel software issue.  Patch applied,

  Ralf


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