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Re: [PATCH 2/3] Au1000 : fix PCI controller registration

To: Ralf Baechle <ralf@linux-mips.org>
Subject: Re: [PATCH 2/3] Au1000 : fix PCI controller registration
From: Florian Fainelli <florian.fainelli@telecomint.eu>
Date: Tue, 25 Sep 2007 23:54:12 +0200
Cc: linux-mips@linux-mips.org, blogic@openwrt.org, nbd@openwrt.org
In-reply-to: <20070925171823.GA11640@linux-mips.org>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <200709251707.29067.florian.fainelli@telecomint.eu> <200709251917.15431.florian.fainelli@telecomint.eu> <20070925171823.GA11640@linux-mips.org>
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Le mardi 25 septembre 2007, Ralf Baechle a écrit :
> On Tue, Sep 25, 2007 at 07:17:10PM +0200, Florian Fainelli wrote:
> > > >  #define IOPORT_RESOURCE_START 0x00001000 /* skip legacy probing */
> > > > -#define IOPORT_RESOURCE_END   0xffffffff
> > > > +#define IOPORT_RESOURCE_END   0xfffffffffULL
> > >
> > > So you're saying that PCI has just under 64GB worth of ioport address
> > > space on Alchemy?  That's not how I recall my PCI spec ...
> >
> > Errm, no, actually, Alchemy has a 36bits PCI adressing mode if I recall
> > right.
>
> Nope.  IOspace is max. 4GB with PCI, even on 64-bit PCI.

Talking with John Crispin, the MTX-1 really needs this 64Gb IO space thing, 
otherwise it does not work and the PCI controller still does not register. We 
are preparing a real fix for this.

>
>   Ralf



-- 
Cordialement, Florian Fainelli
------------------------------

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