Subject: Re: [PATCH 11/20] [POWERPC] Wire up PCI on Bamboo board

From: Benjamin Herrenschmidt <[email-masked]>
Date: Fri, 21 Dec 2007 07:43:36 +1100

On Thu, 2007-12-20 at 23:26 +0300, Valentine Barshak wrote:

> Just checked the ppc440ep user manual again.
> Special cycle/IACK registers are at 0xeed00000 instead of 0xeed80000.
> Looks like the same typo as in the internal registers.
> It works because all these registers are mirrored at 0x80000 offset 
> (though it's claimed to be a reserved region).

Well, as for IACK, it also probably works because nobody uses it :-) I
put it in the device-tree for completeness (and in case somebody ever
uses it) but so far, nobody does and there is no proper interface to
expose it in linux.

Ben.