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From: Mel <fbsd.questions@rachie.is-a-geek.net>
To: freebsd-questions@freebsd.org
Date: Mon, 2 Mar 2009 15:42:43 -0900
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Cc: "\"Michael A. Alestock\"" <michael.alestock@yahoo.com>
Subject: Re: ACPI issue on my Toshiba laptop
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On Sunday 01 March 2009 19:25:44 "Michael A. Alestock" wrote:
> Hi all,
>
> As you're already aware, there've been known issues with ACPI running on
> some laptops.  For instance, mine is a Toshiba Satellite A105-S2051.
> When I first installed FreeBSD v6.3 I would get the following error...
>
> *** ACPI-0370:  Error - No installed handler for fixed event  ***
>
> >From here, I wouldn't be able to use my built-in LAN or Atheros 5212
>
> wireless because of constant WATCHDOG: DEVICE TIMEOUT error messages.
> However, I later found out that by disabling the ACPI by placing two
> lines in your /boot/device.hints or /boot/loader.conf files,
>
> hint.apic.0.disabled="1"
> hint.acpi.0.disabled="1"
>
> you would be able to use both the wireless and LAN without the ACPI
> running.  This has been the case for me for a while, and everything was
> going great until lastnight....

That's the drawback of work-arounds: bugs don't get fixed. Your best bet is to 
post relevant information [1] to freebsd-acpi list and possibly -mobile with 
respect to ath.

[1] http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/acpi-debug.html

-- 
Mel

Problem with today's modular software: they start with the modules
    and never get to the software part.