From: Alex Williamson <alex.williamson@hp.com>
To: Tristan Gingold <Tristan.Gingold@bull.net>
Cc: xen-devel@lists.xensource.com,
xen-ia64-devel <xen-ia64-devel@lists.xensource.com>
Subject: Re: [Xen-ia64-devel] PCI backend and slot functions
Date: Wed, 02 Aug 2006 08:43:40 -0600 [thread overview]
Message-ID: <1154529820.21732.18.camel@lappy> (raw)
In-Reply-To: <200608021630.12448.Tristan.Gingold@bull.net>
On Wed, 2006-08-02 at 16:30 +0200, Tristan Gingold wrote:
> Le Mercredi 02 Août 2006 16:15, Alex Williamson a écrit :
> > Yes, I think so. The ia64 PCI discovery appears to more closely
> > follow the PCI spec. Both multi-function and single-function PCI
> > devices must have configuration space at function 0. I would guess x86
> > may probe all functions to deal with old, buggy hardware.
> Ok.
>
> Could we virtualize functions as slots (ie two functions appear as two slots)?
> Doing something more clever seems not that easy!
Seems like a good start to me. I can't guarantee some drivers won't
get confused by this, but its probably a good mechanism to verify that
each function could be exported to a domain and still remain functional.
Thanks,
Alex
--
Alex Williamson HP Open Source & Linux Org.
prev parent reply other threads:[~2006-08-02 14:43 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-02 13:12 PCI backend and slot functions Tristan Gingold
2006-08-02 13:17 ` Chris
2006-08-02 13:42 ` Tristan Gingold
2006-08-02 14:15 ` [Xen-ia64-devel] " Alex Williamson
2006-08-02 14:30 ` Tristan Gingold
2006-08-02 14:43 ` Alex Williamson [this message]
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