Re: [Xen-devel] [RFC 06/29] xen/arm: Load dtb after dom0 kernel

[Julien Grall <julien.grall@xxxxxxxxxx>]

On 04/29/2013 04:07 PM, Ian Campbell wrote:

> On Mon, 2013-04-29 at 00:01 +0100, Julien Grall wrote:
>> On some setup, the first linux page table is at 0x40004000. Xen will load
>> dom0 device tree at 0x4000100. In case of the device tree is big, linux will
>> corrupt the device tree.
> 
> How big can a dtb be? To clash it'd need to be 15ÂK?

I can't find a maximum size. The field is encoded on 32 bits.

For instance the size of dtb is:
  - 12K for the versatile express
  - 20K for the Arndale board

-- 
Julien

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