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Date: Wed, 01 Feb 2012 07:04:15 -0600
From: Anthony Liguori <anthony@codemonkey.ws>
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Subject: Re: [Qemu-devel] [PATCH v2] arm: add device tree support
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To: John Williams <john.williams@petalogix.com>
Cc: Peter Maydell <peter.maydell@linaro.org>, Alexander Graf <agraf@suse.de>, Rob Herring <rob.herring@calxeda.com>, qemu-devel@nongnu.org, Grant Likely <grant.likely@secretlab.ca>, Paul Brook <paul@codesourcery.com>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Jeremy Kerr <jeremy.kerr@canonical.com>

On 01/31/2012 08:40 PM, John Williams wrote:
> On Wed, Feb 1, 2012 at 12:37 PM, Anthony Liguori<anthony@codemonkey.ws>  wrote:
>>
>> Globals are even worse!
>>
>> Can't you hear the kernel loader begging to be turned into a device?  It's
>> pleading with us to stop abusing other parts of QEMU and make it a first
>> class citizen of QEMU.
>
> Is there some kind of initialisation phase where such a device can do its thing?
>
> Unless I'm missing something a "loader" device will be racing the rest
> of the VM after reset to populate the memory with the desired
> contents, no?

How does it race?  Devices normally never touch memory so a loader device will 
be the only thing mucking with memory.

Regards,

Anthony Liguori

> John