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Re: [Qemu-devel] Re: [PATCH 0/3]: Add UUID command-line option

From: Paul Brook
Subject: Re: [Qemu-devel] Re: [PATCH 0/3]: Add UUID command-line option
Date: Mon, 28 Jul 2008 21:40:56 +0100
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On Monday 28 July 2008, Anthony Liguori wrote:
> Jamie Lokier wrote:
> >> If you care to do this sort of work, you can certainly recompile the
> >> BIOS.  The source is there afterall.
> >
> > Indeed, same goes for all the other QEMU options.  The question is
> > whether it's useful enough to have an option, or obscure enough not to.
> >
> > I'm inclined to think modifying ACPI tables is obscure, except
> > perhaps for specific tweaks that some versions of Windows or Linux
> > might need to run correctly, or to prevent them from using some
> > hardware feature or other.
> In the future, it may be interesting to allow a precompiled ACPI table
> to be loaded and specified as part of a machine configuration file.  I
> think it makes a lot more sense if you can actually change the machine
> layout without recompiling.

Why would changing machine layout need to be able to override the ACPI table? 
If the ACPI table doesn't match the emulated hardware that's a bug, and IMHO 
having users supply their own tables is not a good way to fix that bug.


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