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Date:      Wed, 5 Feb 2014 15:19:05 -0500
From:      Eitan Adler <lists@eitanadler.com>
To:        Warren Block <wblock@wonkity.com>
Cc:        Adrian Chadd <adrian@freebsd.org>, desktop@freebsd.org, "freebsd-mobile@freebsd.org" <mobile@freebsd.org>
Subject:   Re: Story of a laptop user
Message-ID:  <CAF6rxgmzSdjZKeNvzU2Tp--hjosEEEBP6CmYRAOS=gArfbOUuQ@mail.gmail.com>
In-Reply-To: <alpine.BSF.2.00.1402051242060.49157@wonkity.com>
References:  <CAF6rxgneG6vB2B0EVJFc1rUCPhGy1-NwW4RnF4LKnQk5TJCTTg@mail.gmail.com> <CAJ-Vmo=aXKAHcHu2xgrVGLoONprJn6QtLnXDqvCCF1M4gMkNoQ@mail.gmail.com> <CAF6rxgmCa0xW9_rMiPO1RNoC6Jni4=MUxOTzO68XxG8SX_d15g@mail.gmail.com> <CAJ-VmonUM1ycfXRPTNJaBrpQizkFgnzFDD%2BkCHk=gJWqMVow=A@mail.gmail.com> <CAF6rxgkds3d=MZ6fuaf0zzdNoQdiqQDubQjaU4=ozguAGy=_9A@mail.gmail.com> <alpine.BSF.2.00.1402051242060.49157@wonkity.com>

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On Wed, Feb 5, 2014 at 2:42 PM, Warren Block <wblock@wonkity.com> wrote:
> On Wed, 5 Feb 2014, Eitan Adler wrote:
>
>> On Wed, Feb 5, 2014 at 1:25 PM, Adrian Chadd <adrian@freebsd.org> wrote:
>>>
>>> hi,
>>>
>>> Try (if I'm reading your dump correctly):
>>>
>>> _SB.PCI0.PEG0.VGA.LCD._BCM
>>> _SB.PCI0.PEG1.VGA.LCD._BCM
>>> _SB.PCI0.GFX0.DD02._BCM
>>>
>>> .. god I wish we had a way to actually just dump the tree in a useful
>>> fashion to inspect what objects there are.
>>>
>>> Anyway, do the acpi_call hacks to various nodes that have _BCM in them
>>> and see if setting any of them changes your brightness.
>>
>>
>> Nothing here changed the screen brightness. If you have another
>> suggestion i'd be happy to try it.
>
>
> Not ACPI, but maybe a way that will work:
> https://forums.freebsd.org/viewtopic.php?f=12&t=44146&p=249316

That 'worked' in the sense that the program 'intel_backlight' changed
the visible backlight.  However, I'd still love to tie this
functionality in with the brightness keys on the keyboard.

Thanks for the info!


-- 
Eitan Adler



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