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From: Anthony Liguori <aliguori@us.ibm.com>
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Date: Tue, 09 Jul 2013 17:03:11 -0500
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Subject: Re: [Qemu-devel] [PATCH] display: stop using DT_NOGRAPHIC,
	use DT_NONE
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To: Peter Maydell <peter.maydell@linaro.org>
Cc: Michael Tokarev <mjt@tls.msk.ru>, qemu-devel@nongnu.org

Peter Maydell <peter.maydell@linaro.org> writes:

> On 9 July 2013 22:24, Anthony Liguori <aliguori@us.ibm.com> wrote:
>> Peter Maydell <peter.maydell@linaro.org> writes:
>>> Why the heck are we telling the guest that the user
>>> specified -nographic anyhow? It's a dumb guest ABI...
>>
>> I believe OpenBIOS uses this to determine if it should display messages
>> on serial or on the graphic display.
>>
>> It's actually a useful ABI in that regard.
>
> OK, I might go for "useful but misnamed"; we should
> presumably have a command line option to set it
> cleanly (ie independently of display type), and add
> that to the list of random things -nographic does...

I wouldn't be opposed to that but whatever we do, it should be
documented and should not break 'make check'.

Regards,

Anthony Liguori

>
> -- PMM