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Date:      Thu, 29 Jan 2004 08:45:11 -0500
From:      "Haapanen, Tom" <tomh@waterloo.equitrac.com>
To:        freebsd-amd64@freebsd.org
Subject:   RE: New AMD64 owner
Message-ID:  <B1D77424948FD611A3B80000C0109EEF0225A07A@SYNCRO>

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Is there any real downside in turning off ACPI?  Especially for a server
that will be running 24x7?

Tom


-----Original Message-----
From: James Van Artsdalen [mailto:james-freebsd-amd64@jrv.org] 
Sent: 29 January, 2004 08:43
To: tomh@waterloo.equitrac.com
Cc: freebsd-amd64@freebsd.org
Subject: Re: New AMD64 owner

> From: "Haapanen, Tom" <tomh@waterloo.equitrac.com>
> Date: Thu, 29 Jan 2004 08:30:02 -0500
> 
> What about the ACPI issues?  I emailed about those a few days ago, and 
> I have seen other questions, too.  Are these a real problem, or am I 
> too concerned?

I have been ignoring these for a couple of months and have not been struck
down by lightning from above.

There have been reports of a couple of devices not working that sounded to
me like potential IOAPIC/IRQ/etc mapping problems caused by using bad data
from ACPI tables (whether the BIOS had a bogus table or FreeBSD a bogus
parser is unknown to me).  This is rare.

In short, if it seems to work, it probably does.
If it doesn't work, try turning off ACPI in the BIOS.



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