From: "Gerhard Pircher" <gerhard_pircher@gmx•net>
To: Segher Boessenkool <segher@kernel•crashing.org>
Cc: linuxppc-dev@ozlabs•org, david@gibson•dropbear.id.au
Subject: Re: [RFC] AmigaOne device tree source v2
Date: Thu, 06 Sep 2007 23:09:43 +0200 [thread overview]
Message-ID: <20070906210943.299950@gmx.net> (raw)
In-Reply-To: <3acb0846724373a8f9edcf4650cc5455@kernel.crashing.org>
-------- Original-Nachricht --------
> Datum: Thu, 6 Sep 2007 15:36:30 +0200
> Von: Segher Boessenkool <segher@kernel•crashing.org>
> An: "Gerhard Pircher" <gerhard_pircher@gmx•net>
> CC: linuxppc-dev@ozlabs•org, david@gibson•dropbear.id.au
> Betreff: Re: [RFC] AmigaOne device tree source v2
> >> PCI legacy I/O is not direct mapped: there is no legacy I/O on a
> >> PowerPC system bus. So, it can not be mentioned in the "ranges"
> >> property, but the PHB registers used to access it should be shown
> >> in the "reg" property. It could be a simple linear window (it
> >> sounds like it is here?), but it could for example also be implemented
> >> via an address/data register pair.
> > Yes, it is a simple linear address window. I'll remove its address
> > range from the reg property.
>
> No, please remove it from the "ranges" property, instead.
What about the PCI2ISA bridge? I map the first 64k PCI I/O address space
as ISA I/O space by using a ranges property. Would that be incorrect,
too?
Gerhard
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next prev parent reply other threads:[~2007-09-06 21:09 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-31 17:50 [RFC] AmigaOne device tree source v2 Gerhard Pircher
2007-09-03 1:34 ` David Gibson
2007-09-03 8:41 ` Benjamin Herrenschmidt
2007-09-03 10:02 ` Segher Boessenkool
2007-09-03 10:12 ` David Gibson
2007-09-03 16:11 ` Gerhard Pircher
2007-09-03 22:52 ` Segher Boessenkool
2007-09-04 0:27 ` David Gibson
2007-09-06 13:31 ` Segher Boessenkool
2007-09-04 12:20 ` Gerhard Pircher
2007-09-06 13:41 ` Segher Boessenkool
2007-09-03 14:58 ` Gerhard Pircher
2007-09-03 22:32 ` Segher Boessenkool
2007-09-04 11:49 ` Gerhard Pircher
2007-09-05 2:48 ` David Gibson
2007-09-05 11:54 ` Gerhard Pircher
2007-09-06 14:00 ` Segher Boessenkool
2007-09-06 14:09 ` Sven Luther
2007-09-06 14:42 ` Segher Boessenkool
2007-09-06 13:56 ` Segher Boessenkool
2007-09-06 14:15 ` PCI I/O space -- reg or ranges? Scott Wood
2007-09-06 20:51 ` Gerhard Pircher
2007-09-06 21:01 ` Segher Boessenkool
2007-09-07 0:20 ` [RFC] AmigaOne device tree source v2 David Gibson
2007-09-06 13:36 ` Segher Boessenkool
2007-09-06 21:09 ` Gerhard Pircher [this message]
2007-09-07 0:21 ` David Gibson
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