Re: [Xen-devel] [XEN][RFC PATCH 14/15] xl-parsing: Parse the new option device_models

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Julien Grall writes ("Re: [Xen-devel] [XEN][RFC PATCH 14/15] xl-parsing: Parse 
the new option device_models"):
> On 04/03/2012 02:31 PM, Ian Jackson wrote:
> > Are the PCI addresses not assigned in a deterministic fashion by code
> > in qemu-dm, in this case in the qemu-dm which is emulating the pci
> > bridge ?  If not then that needs to be fixed, surely ?
> 
> Indeed but each QEMU emulate a subset of the hardware.
> So how QEMU can know the available PCI addresses ?
> I think that toolstack must allocate the BDF, otherwise we need to have
> communication between each qemu-dm.

Currently the bdfs are allocated by the single qemu-dm, right ?  Why
cannot that functionality stay there, with the pci bridge emulation ?

Ian.

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