>>> On 2009/09/30 at 22:15, "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
>> So, now that I've determined that PCI pass-through requires VTd, I'm
>> into USB pass-through to get serial ports from my dom0 to my HVM
> domUs. My
>> first question is this: has there been any progress made in the
> current stable
>> versions of Xen on passing through multiple USB devices? How about
>> unstable versions? Since my domUs will be Windows-based, it's
> annoying to
>> have to give up the absolute mouse point support (usbdevice=tablet)
> just so I
>> can forward a USB device through. Furthermore, if I have multiple
>> Serial devices attached to my dom0 that I need passed through to my
> domU, can
>> I do that?
>> I've also seen a couple of posts that allude to some sort of patch for
> the Xen
>> code that enables multiple USB pass through - can anyone confirm this
>> point me in the right direction?
> Noboru Iwamatsu has developed the frontend and backed drivers for Linux.
> Last I heard he would be submitting some updates shortly.
> I have implemented the frontend driver in GPLPV, but have only tested a
> USB memory stick in it. Other devices that use INTERRUPT or ISOC
> transfers almost certainly won't yet work, but probably won't be too
> hard to fix.
A couple of follow-up questions:
1) Does this require changes to the code in the dom0 or the Xen code (Xen
itself, qemu-dm, etc.)?
2) Are the drivers included in the currently available GPLPV release? Or are
they just in the current code repository?
This e-mail may contain confidential and privileged material for the sole use
of the intended recipient. If this email is not intended for you, or you are
not responsible for the delivery of this message to the intended recipient,
please note that this message may contain SEAKR Engineering (SEAKR)
Privileged/Proprietary Information. In such a case, you are strictly
prohibited from downloading, photocopying, distributing or otherwise using this
message, its contents or attachments in any way. If you have received this
message in error, please notify us immediately by replying to this e-mail and
delete the message from your mailbox. Information contained in this message
that does not relate to the business of SEAKR is neither endorsed by nor
attributable to SEAKR.
Xen-users mailing list