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Re: [Qemu-devel] [PATCH for-1.6? 04/14] gumstix: Don't enforce use of -p


From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH for-1.6? 04/14] gumstix: Don't enforce use of -pflash for qtest
Date: Tue, 30 Jul 2013 14:35:36 +0100

On 30 July 2013 14:20, Anthony Liguori <address@hidden> wrote:
> What's the bigger picture here?  Are we saying that all machines must be
> launchable without any special parameters?  If so, can we document that
> somewhere?
>
> Is that reasonable in practice or are there cases where we must specify
> parameters for a machine?

Well, it depends how friendly you're feeling. Typically if the
user has specified neither a -kernel nor some kind of flash
image or BIOS, then we could just choose to start executing at
address zero. This will probably either tear through a bunch of
random garbage or end up looping endlessly through an exception
vector. That's exactly what the hardware would do in that case,
but the usual user response is to accuse QEMU of "hanging".

-- PMM



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