From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Song Xiang <classicxsong@gmail.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: Questions about PCI passthrough on Xen 4.0
Date: Wed, 6 Apr 2011 08:36:53 -0400 [thread overview]
Message-ID: <20110406123653.GD5009@dumpdata.com> (raw)
In-Reply-To: <3FCDCB36-76C6-4A83-B7AE-66AD32C91097@gmail.com>
On Wed, Apr 06, 2011 at 11:36:42AM +0100, Song Xiang wrote:
> I have set up Xen 4.0.0 on an AMD machine with 2*12core. (AMD
> Opteron(tm) Processor 6168)
>
> But when I try to use PCI passthrough to pass an NIC to my HVM, the
> HVM can successfully seen the NIC, but it can not use it!!. (I have
> enable the DMA virtualization option of the AMD chip)
>
> And, the machine will announce a "Power cycle AC" error when I
> enable the "DMA virtualization" in BIOS.
Wait a minute. You enable the option in the BIOS and the machine
power cycles you? That sounds like the BIOS is busted.
>
> It there anything wrong with this kind of chip?
More like your BIOS.
next prev parent reply other threads:[~2011-04-06 12:36 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-06 10:36 Questions about PCI passthrough on Xen 4.0 Song Xiang
2011-04-06 12:36 ` Konrad Rzeszutek Wilk [this message]
2011-04-06 18:44 ` Wei Huang
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