RE: [Xen-users] no pci support in xen-3.0.1 with gentoo?

["Petersson, Mats" <Mats.Petersson@xxxxxxx>]

> -----Original Message-----
> From: Bobber Cheng [mailto:bobber.cheng@xxxxxxxxx] 
> Sent: 10 February 2006 12:45
> To: Petersson, Mats
> Cc: Kneschke.Lars; xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [Xen-users] no pci support in xen-3.0.1 with gentoo?
> 
> Petersson, Mats wrote:
> >> -----Original Message-----
> >> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
> >> [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Bobber 
> >> Cheng
> >> Sent: 10 February 2006 11:27
> >> To: Kneschke.Lars
> >> Cc: xen-users@xxxxxxxxxxxxxxxxxxx
> >> Subject: Re: [Xen-users] no pci support in xen-3.0.1 with gentoo?
> >>
> >> Kneschke.Lars wrote:
> >>     
> >>> Bobber Cheng <bobber.cheng@xxxxxxxxx> schrieb: 
> >>>   
> >>>       
> >>>> Any suggestion?
> >>>>     
> >>>>         
> >>> The virtual machine has no PCI devices, until you assign some PCI 
> >>> slots to this machine.
> >>> And the assignment of PCI slots is also not working in 3.0.1
> >>>       
> >> So you mean I could not use pci devices such as ethernet 
> device with 
> >> xen 3.0.1? if it's true, that's too bad cause a Linux 
> without network 
> >> function is nothing.
> >>     
> >
> > You can certainly get network functionality in DomU - you 
> just can't 
> > get directly to the actual physical PCI device.
> >
> > Generally, the DomU is linked to the rest of the world through a 
> > "bridge" device - which is just a piece of software that 
> transfers the 
> > data to Dom0, where Dom0 decides whether it's going to send 
> it to the 
> > Ethernet card or just transfer it to another domain - or perhaps 
> > answer itself (in case you ping dom0 for instance).
> >
> >   
> Could you tell me how to use bridge with xen?

I guess the best way to describe it is here: 
http://tx.downloads.xensource.com/downloads/docs/user/

--
Mats


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