[Qemu-devel] Re: [SeaBIOS] seabios: acpi: add _RMV control method for PCI devices

[Avi Kivity]

On 12/20/2010 07:05 PM, Marcelo Tosatti wrote:
> >  >
> >  >Yes, perhaps it all (including PCI hotplug controller) should be using
> >  >something else than hardcoded IO ports, but thats what we have now.
> >
> >  At least it should be documented.
> >
> >  What's the behaviour with a qemu that doesn't support the new port?
> >  We don't strictly support it, but let's do so if we can.
>
> All slots will be marked as hotpluggable (since the "removability" IO port will 
> not be
> registered and return all 1's).

Good, so compatibility is retained.  seabios will know not to allocate 
this address to pci bars?

--
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