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Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root
From: |
Gerd Hoffmann |
Subject: |
Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses. |
Date: |
Mon, 15 Jun 2015 12:18:16 +0200 |
Hi,
> > I'm wondering whenever things become easier if we add config registers
> > to the pxb, where the firmware can program the bus number range and we
> > can use the config register base as a way to specify which pxb we are
> > referring to ?
> But then we'll need a bunch of fw cfg entries to let guest
> discover the extra roots and their bus ranges.
We could add them to the pxb host bridge device (1b36:0009). Then we
don't need any fw_cfg stuff, seabios could simply lookup/setup things in
the 1b36:0009 pci config space ...
cheers,
Gerd
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., (continued)
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., Kevin O'Connor, 2015/06/11
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., Gerd Hoffmann, 2015/06/12
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., Marcel Apfelbaum, 2015/06/12
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., Kevin O'Connor, 2015/06/12
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., Gerd Hoffmann, 2015/06/15
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., Gerd Hoffmann, 2015/06/15
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., Marcel Apfelbaum, 2015/06/15
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., Michael S. Tsirkin, 2015/06/15
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses.,
Gerd Hoffmann <=
- Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., Michael S. Tsirkin, 2015/06/15
Re: [Qemu-devel] [PATCH V2] pci: fixes to allow booting from extra root pci buses., Laszlo Ersek, 2015/06/11