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Date:      Mon, 22 Oct 2012 10:25:14 -0400
From:      John Baldwin <jhb@freebsd.org>
To:        Alberto Villa <avilla@freebsd.org>
Cc:        freebsd-acpi@freebsd.org, Juergen Lock <nox@jelal.kn-bremen.de>, mobile@freebsd.org
Subject:   Re: Dell acpi_video patch
Message-ID:  <201210221025.14331.jhb@freebsd.org>
In-Reply-To: <CAJp7RHa8WW4umnKw5eRTOqXBvcgzGC8_Gvswkrc3gt8aA71nsg@mail.gmail.com>
References:  <20121005215316.GA38707@triton8.kn-bremen.de> <201210200840.48613.jhb@freebsd.org> <CAJp7RHa8WW4umnKw5eRTOqXBvcgzGC8_Gvswkrc3gt8aA71nsg@mail.gmail.com>

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On Saturday, October 20, 2012 9:37:40 am Alberto Villa wrote:
> On Sat, Oct 20, 2012 at 2:40 PM, John Baldwin <jhb@freebsd.org> wrote:
> > Oh, no, I hadn't been able to tell from your ASL that bit 16 was set (it's
> > not that easy to guess as it computes the ID's dynamically at runtime.
> 
> I see.
> 
> > I was merely guessing that since I had changed the matching logic to look at
> > bit 31 that that was the cause,
> 
> Oh, no, it wasn't working before too, it just changed from "crt" to
> "out" because of your change (which makes sense).
> 
> > but it wasn't the matching logic that was
> > different (comparing _ADR to _DOD), but the logic that parsed _DOD is what
> > treated your laptop differently.
> 
> So, just to be sure, you don't need any other information from me,
> right? I don't think, by the way, that a list of known non-standard
> configurations is worth being added to the code for this issue.

Largely correct.  However, we could add support for vendor-specific IDs if
someone wanted to maintain it.

-- 
John Baldwin



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