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Date:      Sun, 02 Jan 2005 18:42:16 -0800
From:      Nate Lawson <nate@root.org>
To:        Josef Karthauser <joe@FreeBSD.org>
Cc:        freebsd-acpi@FreeBSD.org
Subject:   Re: Sony VGN-A290
Message-ID:  <41D8B108.3030000@root.org>
In-Reply-To: <20041230103231.GA1428@genius.tao.org.uk>
References:  <20041229093006.GB8264@genius.tao.org.uk> <41D2F750.4080204@root.org> <20041229201236.GB14714@genius.tao.org.uk> <41D33DAA.2010707@root.org> <20041230103231.GA1428@genius.tao.org.uk>

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Josef Karthauser wrote:
> On Wed, Dec 29, 2004 at 03:28:42PM -0800, Nate Lawson wrote:
>>You can see your ACPI view of the device tree with:
>>   acpidump -d | grep Device
>>
>>You'll probably have a DCK (dock) device that has some sound device 
>>under it.  We don't have much docking support currently but if you boot 
>>while docked, devices on it should work fine.  I have patches for basic 
>>docking support but the problem is there are many device drivers that 
>>don't handle this properly yet.  For instance, if you have a floppy 
>>drive bay in the dock, the fdc(4) driver doesn't know yet how to handle 
>>an undock event.  We're just lucky that most laptops so far let the BIOS 
>>handle things.
> 
> 
> I'll take a look when I'm next docked to see what appears there.  When
> docked I get no sound at all.  It would be good to get that working.

It doesn't matter when you run the dump.  AML is static on all current 
systems so you can run it whenever and always get the same result.

-- 
Nate



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