Subject: Re: [patch] VAIO irq assignment fix
To: kai@tp1.ruhr-uni-bochum.de (Kai Germaschewski)
Date: Fri, 18 Jan 2002 00:33:20 +0000 (GMT)
Cc: torvalds@transmeta.com (Linus Torvalds), davej@suse.de (Dave Jones),
        jes@wildopensource.com (Jes Sorensen),
        alan@lxorguk.ukuu.org.uk (Alan Cox), linux-kernel@vger.kernel.org,
        marcelo@conectiva.com.br (Marcelo Tosatti)
In-Reply-To: <Pine.LNX.4.33.0201180000490.1434-100000@vaio> from "Kai Germaschewski" at Jan 18, 2002 12:14:29 AM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Sender: linux-kernel-owner@vger.kernel.org

> Unfortunately, the PCI interrupt routing stuff in ACPI is not in a static 
> table, but needs the full-blown AML interpreter. Bad, but we can't do 
> anything about it.

Is that true of the MPS table as well ? Can you deduce one from the other
even if you dont have a usable APIC ?

> It would be nicer to dynamically add the table, e.g. have the bootloader
> load it, kind of like the initrd, but that seems not possible without a
> lot of effort. (Or is the initrd protocol flexible enough to allow for 
> this?)

It may not be enough. The AML can be doing register setup and configuration.
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