Re: [Xen-users] How to boot domU and dom0 from a device tree

[Denis Obrezkov <denisobrezkov@xxxxxxxxx>]

Hi,

ср, 12 июн. 2019 г. в 14:04, Julien Grall <julien.grall@xxxxxxx>:
>
> Hi,
>
> Please avoiding top-posting.
Ok
>
> On 12/06/2019 12:10, Denis Obrezkov wrote:
> > Oh, now it works!
> >
> > I changed the line to: fdt set /chosen/domU1 \vpl011
> I didn't notice you were using mknod before. Yes, vpl011 is a property not a 
> node.
>
> Also, why do you need \? Is it just a typo?
I followed the examples in xen. Probably it might not be needed.
>
> Cheers,
>
> > ср, 12 июн. 2019 г. в 13:07, Denis Obrezkov <denisobrezkov@xxxxxxxxx>:
> >>
> >> Also, I don't understand why I have
> >> vpl011 {
> >>              };
> >> instead of:
> >> vpl011;
> >> as it is here https://marc.info/?l=xen-devel&m=155675350818872
> >>
> >> ср, 12 июн. 2019 г. в 12:59, Denis Obrezkov <denisobrezkov@xxxxxxxxx>:
> >>>
> >>> Hi,
> >>>> AFAICT, you requested U-boot to create the "vpl011" property, so Xen 
> >>>> should
> >>>> created the emulated vpl011.
> >>>>
> >>>> The code to create the emulated vpl011 is domain_vpl011_init. Can you 
> >>>> check
> >>>> whether it is initialized?
> >>>>
> >>>> Also, could you print the value for d, d->arch.vpl011.backend_in_domain,
> >>>> d->arch.vpl011.xen just before you get the error message?
> >>>>
> >>>> This could teach us a bit more what gone wrong.
> >>>
> >>> How can I accomplish this? Should I print those variables and rebuilt xen 
> >>> or
> >>> should I connect a gdb somehow and check it?
> >>>>
> >>>> Cheers,
> >>>>
> >>>> --
> >>>> Julien Grall
>
> --
> Julien Grall

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