Re: [Xen-devel] DomU creation failure for Xen-ARM

[Vaibhav Bedia <vaibhav.bedia@xxxxxxxxx>]

Hi Julien,

On Tue, Oct 29, 2013 at 7:06 PM, Julien Grall <julien.grall@xxxxxxxxxx> wrote:
>
>
> On 10/28/2013 06:07 PM, Vaibhav Bedia wrote:
>>
>> On Sun, Oct 27, 2013 at 5:15 PM, Vaibhav Bedia <vaibhav.bedia@xxxxxxxxx>
>> wrote:
>>>
>>> Hi,
>>>
>>> By putting some stupid workaround in dist-tools creation step as
>>> reported earlier
>>> i now have a Ubuntu ARM system running on OMAP5 Dom0.
>>>
>>
>> I finally got a couple of DomUs using a ramdisk running on OMAP5 :)
>>
>> The problem was due to the dtb for DomU allocating only 32MB of memory.
>> Once i increased that the error reported earlier went away.
>>
>> The comment in xenvm-4.2.dts in the kernel seems to suggest the memory
>> node gets updated
>>
>> memory@80000000 {
>>          device_type = "memory";
>>          /* this field is going to be adjusted by the hypervisor */
>>          reg = <0 0x80000000 0 0x08000000>;
>> };
>>
>> Is there some config option to get this working as expected?
>
>
> Not yet. Ian Campbell is working on the auto-generation of domU device tree.
> For now, if you want to change the amount of memory, you need to modify the
> device tree yourself and xl configuration file.
>

Ok. It took me some time to figure out why a change in the xl configuration file
was not taking effect. What do you think about increasing the default
value in the
device tree for now?

Regards,
Vaibhav

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