ACPI issue on my Toshiba laptop

Mel fbsd.questions at
Mon Mar 2 16:42:45 PST 2009

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.



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

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