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Re: [Qemu-ppc] PCI Express on pseries guests
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From: |
Benjamin Herrenschmidt |
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Subject: |
Re: [Qemu-ppc] PCI Express on pseries guests |
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Date: |
Wed, 21 Sep 2016 14:28:42 +1000 |
On Wed, 2016-09-21 at 13:35 +1000, David Gibson wrote:
> So, the thing is that because the PCI bridge is para-virtualized on
> the pseries platform, the distinction between PCI and PCI-E isn't
> really meaningful. That's why everything appears to be legacy PCI
> within the guest.
>
> BenH, can you correct me if I'm wrong here?
You are correct. On PAPR guests, the Root Complex isn't going to be
visible, this is also true of the PowerVM hypervisor.
Cheers,
Ben.