Re: [Xen-devel] About booting Xen with UEFI on FastModel

[Chen Baozi <baozich@xxxxxxxxx>]

On Dec 18, 2013, at 19:59, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:

>>>> 
>>>> 1. If Xen bootstrap code detected it at an address not aligned with
>>>> 2MB, then it copies itself to (x19 + 4M)\2M.
>>> 
>>> This runs the risk of overwriting one of the other boot modules or
>>> something we need later and would have to happen before we had parsed
>>> the DTB to find out where those things are.
>>> 
>>> We could mandate that there is space between the end of Xen and other
>>> stuff, but then we could probably just fix the load address too.
>>> 
>> 
>> Is there any consideration not to make the load address offset same with
>> Linux (0x80000)? Because of memory layout?
> 
> I don't beleive Linux is restricted to 0x80000 that's just an
> implementation detail in the bootloader/firmware you happen to be using.

Sorry, my bad, I mean the virtual start address of Xen.

Baozi.

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