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Date:      Wed, 11 Jun 2003 00:24:34 -0500
From:      Dan Nelson <dnelson@allantgroup.com>
To:        Stijn Hoop <stijn@win.tue.nl>
Cc:        Thorsten Greiner <thorsten.greiner@web.de>
Subject:   Re: ACPI Regression in -CURRENT?
Message-ID:  <20030611052434.GE48233@dan.emsphone.com>
In-Reply-To: <20030610135856.GQ12096@pcwin002.win.tue.nl>
References:  <200306101342.h5ADgHQ26446@mailgate5.cinetic.de> <20030610135856.GQ12096@pcwin002.win.tue.nl>

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In the last episode (Jun 10), Stijn Hoop said:
> On Tue, Jun 10, 2003 at 03:42:18PM +0200, Thorsten Greiner wrote:
> > some time ago several people (including me) reported ACPI related problems
> > on various Dell laptops resulting in error messages of the form
> > 
> >         ACPI-0293: *** Warning: Buffer created with zero length in AML
>
> This is due to the Dell laptops having an invalid ACPI table in the BIOS.
> The only way to avoid these messages is to tell FreeBSD ACPI to override
> the vendor supplied table with a correct one.
> 
> Mark Santcroos developed a patch which worked on his C640 and my Inspiron
> 4150, which you can find attached. Here are the steps to use it:

This patch fixes a -current hang on bootup and misdetection of the
serial ports on my Dell CP. thanks!

-- 
	Dan Nelson
	dnelson@allantgroup.com



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