Re: [Xen-devel] Re: pv_ops dom0 USB fixed

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

Todd Deshane wrote:
> On Thu, Dec 11, 2008 at 1:17 PM, Jeremy Fitzhardinge <jeremy@xxxxxxxx> wrote:
>   
> > Todd Deshane wrote:
> >     
> > > > Well, for a start, disable MSI for now (pci=nomsi on the kernel command
> > > > line).  I haven't done any MSI support yet.
> > > >
> > > > In the nosmp boot, something seems amiss with interrupt routing.  nomsi
> > > > may
> > > > help there as well, but I'll need to have a closer look at the code to
> > > > work
> > > > out what's really going wrong here.  Hm, its probably:
> > > > [    0.000000] ACPI: Skipping IOAPIC probe due to 'noapic' option.
> > > >
> > > > I guess nosmp implies noapic?  Anyway, we don't do well without ioapics
> > > > at
> > > > present...
> > > >
> > > >  J
> > > >
> > > >
> > > >         
> > > The pci=nomsi helped a lot.
> > >
> > > I have booting (at least almost)
> > >
> > > Again two logs attached. This time the without nosmp does better.
> > >
> > > Gets to a checking battery state line then it seems to stop.
> > >
> > >       
> > What normally happens next?  Looks like its pretty close to the end of the
> > boot sequence; is that where it would normally print the login prompt?  Is
> > the machine on the network at that point?  Can you log in remotely?
> >
> >     
> Correct it is fully booted. This is the same thing shown on a normal
> linux boot. I have attached both logs for reference. The linux one
> is not exactly the same kernel, but it is close (both are rc7)
> The vanilla linux one doesn't have any xen dom0 patches.
>   
You can boot the same kernel.  The dom0 kernel will just boot native if 
you don't start it under Xen.
> On the normal linux one, even when putting the console on
> the serial port, gdm loads up on the monitor, but this
> doesn't happen for the dom0 kernel.
>   
I wouldn't expect X to work at this point.

> However I can SSH into the dom0 kernel fine.
>   
That's good; we can add a new card to known working ethernet controllers.

   J

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