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Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O |
Date: |
Fri, 1 Feb 2013 00:37:15 +0200 |
> > Here's a more interesting example:
> >
> > -+-[0000:01]-+-00.0 NVIDIA Corporation GT218 [GeForce G210M]
> > | \-00.1 NVIDIA Corporation High Definition Audio Controller
> > \-[0000:00]-+-00.0 Intel Corporation Mobile 4 Series Chipset Memory
> > Controller Hub
> > +-01.0 Intel Corporation Mobile 4 Series Chipset PCI Express
> > Graphics Port
> >
> > This system seems to have two host bridges with VGA behind each of them.
> > There's no bridge to control VGA routing, so I don't know how the
> > selection is done. It's possible the g210m never sees legacy VGA
> > accesses in this mode. This bios has another mode which makes the g210m
> > the primary graphics and hides the integrated graphics, essentially the
> > same as I mention above with hiding integrated endpoint graphics when
> > plugin graphics are used. Thanks,
>
> Wait, those are two different busses ... and there's no bridge ? Is that
> the funky x86 multi domain crackpot where you have multiple roots with
> non overlapping bus numbers in the same domain ?
>
> Ben.
Domain numbering on x86 comes from firmware and you know what Linus
said about firmware developers ...
--
MST
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, (continued)
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Benjamin Herrenschmidt, 2013/01/30
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Michael S. Tsirkin, 2013/01/30
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Benjamin Herrenschmidt, 2013/01/30
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Alex Williamson, 2013/01/30
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Michael S. Tsirkin, 2013/01/31
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Alex Williamson, 2013/01/31
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Michael S. Tsirkin, 2013/01/31
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Alex Williamson, 2013/01/31
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Michael S. Tsirkin, 2013/01/31
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Benjamin Herrenschmidt, 2013/01/31
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O,
Michael S. Tsirkin <=
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Alex Williamson, 2013/01/31
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Benjamin Herrenschmidt, 2013/01/31
- Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Michael S. Tsirkin, 2013/01/31
Re: [Qemu-ppc] [Qemu-devel] KVM call minutes 2013-01-29 - Port I/O, Gerd Hoffmann, 2013/01/30