Date: Sun, 27 Jan 2013 18:24:36 -0500 From: Eitan Adler <lists@eitanadler.com> To: Kevin Oberman <kob6558@gmail.com> Cc: Glen Barber <gjb@freebsd.org>, freebsd-acpi@freebsd.org Subject: Re: what is required to support a new laptop? Message-ID: <CAF6rxgkgscofycoMjGfpcsz4FFB1U_hVVZf7DXpfBjSfGVH2kQ@mail.gmail.com> In-Reply-To: <CAN6yY1swUtV08P55=zhkCQsDPxnm-jC12vMHg=yQAbUxH-aQzA@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> <CAN6yY1swUtV08P55=zhkCQsDPxnm-jC12vMHg=yQAbUxH-aQzA@mail.gmail.com>
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On 27 January 2013 12:59, Kevin Oberman <kob6558@gmail.com> wrote: > 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. [2881 root@gravity ~ ]#acpi_call -p '\VBRC' -i 1 Unknown object type '0' [2882 root@gravity ~ !5!]#acpi_call -p '\VBRC' -i 2 Unknown object type '0' [2883 root@gravity ~ !5!]#acpi_call -p '\VBRC' -i 0 Unknown object type '0' [2884 root@gravity ~ !5!]#acpi_call -p '\VBRC' -i 15 Unknown object type '0' -- Eitan Adler
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