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exposing PCI devices to guest

DISCUSSION Gerry Reno 3 participants 5 messages May 12, 2008 – May 13, 2008 KVM

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Gerry Reno

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#0 lore raw

I would like to expose some fxo PCI cards to my Asterisk guest under KVM. How can I do this? I see where maybe you can hotplug some nic | storage devices but what about other PCI devices like my fxo cards? Is there some kernel line options that could do this?

Regards,
Gerry

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#1 lore raw

Does KVM provide VT-D to allow u pass through your PCI device?

Thanks,
Neo

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I would remember that if researchers were not ambitious probably today we haven't the technology we are using!

Quoted 10 lines · Gerry Reno

I would like to expose some fxo PCI cards to my Asterisk guest under KVM. How can I do this? I see where maybe you can hotplug some nic | storage devices but what about other PCI devices like my fxo cards? Is
there some kernel line options that could do this?

Regards,
Gerry

Quoted 11 lines

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#2 lore raw

Not yet. It's working in process.

Randy (Weidong)

Quoted 22 lines · Neo Jia

Does KVM provide VT-D to allow u pass through your PCI device?

Thanks,
Neo

---------
I would remember that if researchers were not ambitious probably today we haven't the technology we are using!

Quoted 11 lines · Gerry Reno

I would like to expose some fxo PCI cards to my Asterisk guest under KVM. How can I do this? I see where maybe you can hotplug some nic | storage devices but what about other PCI devices like my fxo cards? Is there some kernel line options that could do this?

Regards,
Gerry

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#3 lore raw

Weidong,

Just curious, is it any estimation of this feature? when will it be available?

If I can get a draft version, that would be great. I want to play with it.

Thanks,
Neo

Quoted 55 lines · Weidong

Not yet. It's working in process.

Randy (Weidong)

Quoted 22 lines · Neo Jia

Does KVM provide VT-D to allow u pass through your PCI device?

Thanks,
Neo

---------
I would remember that if researchers were not ambitious probably today we haven't the technology we are using!

Quoted 11 lines · Gerry Reno

I would like to expose some fxo PCI cards to my Asterisk guest under KVM. How can I do this? I see where maybe you can hotplug some nic | storage devices but what about other PCI devices like my fxo cards? Is there some kernel line options that could do this?

Regards,
Gerry

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avaone

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Signature · 7 lines
I would remember that if researchers were not ambitious
probably today we haven't the technology we are using!

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#4 lore raw

Hi Neo,

Amit Shah is working on pci passthrough. The trees are:
git-pull git://git.kernel.org/pub/scm/linux/kernel/git/amit/kvm.git
git-pull
git://git.kernel.org/pub/scm/linux/kernel/git/amit/kvm-userspace.git

Allen Kay has sent out a set of patches to support VT-d a few days ago. They are based on Amit's pci-passthrough tree. You can try them first.

Randy (Weidong)

Quoted 5 lines · Neo Jia

Weidong,

Just curious, is it any estimation of this feature? when will it be available?

Quoted 34 lines

If I can get a draft version, that would be great. I want to play with it.

Thanks,
Neo

Quoted 26 lines · Weidong

Not yet. It's working in process.

Randy (Weidong)

Quoted 8 lines · Neo Jia

Does KVM provide VT-D to allow u pass through your PCI device? > Thanks,
Neo

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I would remember that if researchers were not ambitious probably today we haven't the technology we are using! > On May 12, 2008, at 9:07 AM, Gerry Reno <[email protected]>

wrote: > >> I would like to expose some fxo PCI cards to my Asterisk guest under >> KVM. How can I do this? I see where maybe you can hotplug some nic >> | storage devices but what about other PCI devices like my fxo >> cards? Is there some kernel line options that could do this? >> >> Regards,

Quoted 5 lines
Quoted 5 lines

Gerry

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avaone >> _______________________________________________ >> kvm-devel mailing list >> [email protected]

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