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Date:      Sun, 24 May 2009 17:10:45 +0400
From:      Nikolay Tychina <niktychina@gmail.com>
To:        =?ISO-8859-1?Q?Sz=E9kv=F6lgyi_P=E9ter?= <ghostp@mcss.hu>,  freebsd-acpi@freebsd.org
Subject:   Re: No brightness control on Acer laptop
Message-ID:  <fe3551530905240610u412a9d4dl7af11389089a5cab@mail.gmail.com>
In-Reply-To: <4A19131D.3050705@mcss.hu>
References:  <4A05EA96.4090908@dzsy.org> <4A19131D.3050705@mcss.hu>

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I tried aceracpi project's dstd too for my Aspire 5520,
but that dsdts are not fixed. :-(

2009/5/24 Sz=E9kv=F6lgyi P=E9ter <ghostp@mcss.hu>

> Sz=E9kv=F6lgyi P=E9ter wrote:
>
>> I have a Acer Extensa 5620 laptop and i didn't change the brightness
>> with keys or sysctl value.
>> I loaded asus, ibm and other laptop acpi modul, but nothing change.
>> Anyone has an idea how
>> can i change the brightness fater the system booted? ( Without ACPI i
>> can change, the brightness. )
>>
>
> Hi everyone!
>
> A boot-ed with verbose mode, and if i want to change the brightness i saw
> on dmesg: ( brightness down with key ):
> acpi: bad write to port 0x080 (32), val 0x1d
> or ( brightness up with key )
> acpi: bad write to port 0x080 (32), val 0x1c
>
> I tested with other dsdt file from google acer acpi, nothing changed:
> http://aceracpi.googlecode.com/svn/trunk/dsdt/acer/extensa/
>
> I installed FreeBSD-Current to an usb key and booted. The error is the
> same with brightness control.
>
> Anyone has an idea wath wrong?
>
> Thanks ours help!
> Peter
>
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