Re: [Xen-users] Re: Is there a motherboard with paralell port and VT-d virtualization?

[Juan Pablo Lopez Bergero <lopezjp@xxxxxxxxx>]

On Sat, Sep 4, 2010 at 9:23 AM, Pasi Kärkkäinen <pasik@xxxxxx> wrote:

On Fri, Sep 03, 2010 at 05:02:49PM -0400, Michael Lueck wrote:
> Juan Pablo Lopez Bergero wrote:
>> I need a paralell port and rs232 also.
>
> I use a system with this Intel board in it:
>
> "Intel Desktop Board DG33BU"
> http://www.intel.com/products/desktop/motherboards/dg33bu/dg33bu-overview.htm
>
> The latest flash BIOS update adds VT-d support, has a parallel, serial, and even floppy connector.
>
> I have an Intel Core2 Duo Processor E8500 (6M Cache, 3.16 GHz, 1333 MHz FSB) chip in it. Works quite nicely.
>

Note that parallel port is NOT a PCI device, so you cannot use Xen PCI passthru
(IOMMU/VT-d or not) to passthru it to a guest VM.

You need some other form of "parallel port passthru" if you need to use it in the VM.

-- Pasi

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There is a sarial port emulation on the kernel xen options. Is there the same for paralell?

--
-----

Juan Pablo Lopez Bergero

Cell: 15-3957-3455

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