Re: [PATCH v2 2/9] arm: mvebu: Align the internal registers virtual base to support LPAE

From: Arnd Bergmann
Date: Fri Apr 05 2013 - 16:50:49 EST


On Friday 05 April 2013, Gregory CLEMENT wrote:
> From: Lior Amsalem <alior@xxxxxxxxxxx>
>
> In order to be able to support he LPAE, the internal registers virtual
> base must be aligned to 2MB.
>
> Signed-off-by: Lior Amsalem <alior@xxxxxxxxxxx>
> Signed-off-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxxxxxxxxx>

This is a surprising limitation. Can you extend the above text to go into more
detail where that alignment requirement comes from?

Arnd
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