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Re: [Xen-devel] [PATCH] xen: arm: remove hardcoded gnttab location from dom0

To: Julien Grall <julien.grall@xxxxxxxxxx>
From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Date: Tue, 3 Dec 2013 15:22:37 +0000
Cc: stefano.stabellini@xxxxxxxxxxxxx, tim@xxxxxxx, Andre Przywara <andre.przywara@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxx, Chen Baozi <baozich@xxxxxxxxx>, Anup Patel <apatel@xxxxxxx>, Pranavkumar Sawargaonkar <psawargaonkar@xxxxxxx>
Delivery-date: Tue, 03 Dec 2013 15:22:52 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On Tue, 2013-12-03 at 15:20 +0000, Julien Grall wrote:

> The size looks the same everywhere, can we just hardcode the base
> address per platform?

It's not implausible that a platform might want a different size in the
future. e.g. if they can only spare 64K of space. I don't think there is
any reason to restrict things, start and size are naturally paired
together.

Ian.

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  - From: Ian Campbell
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  - From: Julien Grall

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