From owner-freebsd-hackers@FreeBSD.ORG  Fri Mar  5 14:06:28 2004
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To: Tijl Coosemans <tijl@ulyssis.org>
In-reply-to: Your message of "Fri, 05 Mar 2004 20:08:35 +0100."
             <20040305200835.45b89cbc.tijl@ulyssis.org> 
Date: Fri, 05 Mar 2004 14:06:27 -0800
From: "Kevin Oberman" <oberman@es.net>
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cc: jorn@wcborstel.nl
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cc: mat@cnd.mcgill.ca
Subject: Re: Standard sbc and pcm support in GENERIC kernel? 
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> Date: Fri, 5 Mar 2004 20:08:35 +0100
> From: Tijl Coosemans <tijl@ulyssis.org>
> Sender: owner-freebsd-stable@freebsd.org
> 
> On Fri, 5 Mar 2004 17:58:26 +0100 (MET), Helge Oldach wrote:
> 
> > So yes: some machines require a kernel with PNPBIOS even when sound
> > modules can be kldload'ed. I presume these are typically boxen without
> > knob to disable the PnP BIOS.
> > 
> > Still I wonder whether sound on -CURRENT will do on such a box...
> 
> I have an old toshiba which also needs PNPBIOS in 4-STABLE and
> when I tried 5-CURRENT sound just worked. Of course that doesn't say
> anything about your setup...

That is almost certainly because of ACPI. It handles peripheral devices
quite differently from the former mode and, if it works at all on a
given system, should eliminate this Plug-n-Play mess when 5 goes STABLE!