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Re: [Qemu-devel] [PATCH] device_tree: check device tree blob file size
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From: |
David Gibson |
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Subject: |
Re: [Qemu-devel] [PATCH] device_tree: check device tree blob file size |
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Date: |
Tue, 26 Mar 2019 10:07:37 +1100 |
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User-agent: |
Mutt/1.11.3 (2019-02-01) |
On Mon, Mar 25, 2019 at 04:04:33PM +0530, P J P wrote:
> Hello David,
>
> +-- On Mon, 25 Mar 2019, David Gibson wrote --+
> | The only inherent limit to dtb size should be 2^31-1 bytes (the format
> | uses signed 32-bit ints as offsets).
>
> ~2GB of dtb?! Seems quite big to specify the h/w that a kernel is
> going to run/boot on.
Well, sure, but why would we impose a limit when we didn't have a need
to.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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