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Date:      Thu, 31 Mar 2005 08:03:16 -0500
From:      John Baldwin <jhb@FreeBSD.org>
To:        noackjr@alumni.rice.edu
Cc:        FreeBSD-amd64@FreeBSD.org
Subject:   Re: Problems with AMD64 and 8 GB RAM?
Message-ID:  <709d5024c676e940e8c16e3d3d6aae85@FreeBSD.org>
In-Reply-To: <424B91F6.4000400@alumni.rice.edu>
References:  <20050330223546.GA4705@troutmask.apl.washington.edu> <20050330224445.GW84137@wantadilla.lemis.com> <200503311032.33718.doconnor@gsoft.com.au> <20050331015429.GH6252@wantadilla.lemis.com> <657eb6604d1e00368d77f047a8b5e074@FreeBSD.org> <20050331040811.GL6252@wantadilla.lemis.com> <424B7C74.4060203@samsco.org> <20050331051458.GM6252@wantadilla.lemis.com> <424B8A94.5070300@alumni.rice.edu> <424B8A4F.7050607@samsco.org> <20050331054911.GN6252@wantadilla.lemis.com> <424B91F6.4000400@alumni.rice.edu>

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On Mar 31, 2005, at 1:00 AM, Jon Noack wrote:
> My limited research (as in, Google) shows that the MADT was defined as 
> part of ACPI 2.0:
> http://www.microsoft.com/whdc/system/platform/64bit/IA64_ACPI.mspx
>
> According to your previous link the motherboard specs, it supports 
> both ACPI 1.0A and 2.0.  Perhaps there is a BIOS knob to toggle 
> between the two?

It's part if ACPI 1.0 as well.  Trust me, I have machines built before 
ACPI 2.0 was defined that have MADTs. :)

-- 

John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org



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