Date: Sun, 27 Jan 2013 09:59:58 -0800 From: Kevin Oberman <kob6558@gmail.com> To: Eitan Adler <lists@eitanadler.com> Cc: Glen Barber <gjb@freebsd.org>, freebsd-acpi@freebsd.org Subject: Re: what is required to support a new laptop? Message-ID: <CAN6yY1swUtV08P55=zhkCQsDPxnm-jC12vMHg=yQAbUxH-aQzA@mail.gmail.com> In-Reply-To: <CAF6rxgm6-GtxR%2Bcb9uKiAs7ahA16MmtcQKkhOaL8Jxrzq2kXcw@mail.gmail.com> References: <CAF6rxg=c=JN=N7NkWYdRHbgAqQTPGoFr=uLuXgiCfh%2BDdd-C4w@mail.gmail.com> <20130125140953.GA1328@glenbarber.us> <20130125141202.GB1328@glenbarber.us> <CAN6yY1vku1oJ4UpvGkh-nES3VNr2JTA39ssXhYaw3t%2BA3nMR_w@mail.gmail.com> <CAF6rxgm6-GtxR%2Bcb9uKiAs7ahA16MmtcQKkhOaL8Jxrzq2kXcw@mail.gmail.com>
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On Fri, Jan 25, 2013 at 9:25 PM, Eitan Adler <lists@eitanadler.com> wrote: > On 25 January 2013 14:51, Kevin Oberman <kob6558@gmail.com> wrote: >> There are several threads in the archives of acpi@ and mobile@ >> discussing this. Most things are pretty easy. Use xev to find the >> events generated by the volume buttons. > > I'm handling the volume keys with xbindkeys. > >> Mute and the ThinkLight (if >> your system has one) should work as is. > > Mute does not function - I am using xbindkeys to handle it. The > "video" key generates no event. > >> Brightness is a bit bigger issue as Lenovo has completely revamped it >> These buttons don't generate events. :-( > > Where *should* they be handled? How do they work on windows? > > FWIW they seem to change hw.acpi.video.brightness, but change nothing > visible on the screen. > >> You can install the acpi_call >> port and use it to set the brightness, but it is a pain as it does not >> allow for setting incremental changes, only absolute values.(16 of >> them). > > Any pointers for what to look at? I have no idea what I'm doing w.r.t. > computers ^W ACPI. Install sysutils/acpi_call kldload acpi_call acpi_call -p '\VBRC' -i [0-15] There seem to be some differences on the range, but in my T530 0=off and 15=full. Unfortunately, the brightness functions do not generate X events and I have not seen any posts on how to tie them to anything to adjust brightness. -- R. Kevin Oberman, Network Engineer E-mail: kob6558@gmail.com
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