From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Valentine Barshak <vbarshak@ru.mvista.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 11/20] [POWERPC] Wire up PCI on Bamboo board
Date: Fri, 21 Dec 2007 07:43:36 +1100 [thread overview]
Message-ID: <1198183416.6779.14.camel@pasglop> (raw)
In-Reply-To: <476ACFD8.1000506@ru.mvista.com>
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.
prev parent reply other threads:[~2007-12-20 20:44 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-13 7:38 [PATCH 11/20] [POWERPC] Wire up PCI on Bamboo board Benjamin Herrenschmidt
2007-12-19 13:34 ` Valentine Barshak
2007-12-19 20:26 ` Benjamin Herrenschmidt
2007-12-20 20:26 ` Valentine Barshak
2007-12-20 20:43 ` Benjamin Herrenschmidt [this message]
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