[ltp] Can bot use Fn+F7 to switch LCD/CRT on Thinkpad X60s
gulfstream
linux-thinkpad@linux-thinkpad.org
Tue, 5 Dec 2006 22:18:04 +0800
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I have edited the xorg.conf as your illustration, but no effect when Fn+F7
pressed. I found the Fn+F7 event in the log file "acpid" which is in folder
/var/log. So the event occurs when Fn+F7 pressed, but the switching does not
occur.
2006/12/5, Richard Neill <rn214@hermes.cam.ac.uk>:
>
>
>
> gulfstream wrote:
> > I want to switch lcd/crt in X window and tty, but xorg.conf is useful to
> > xorg. How to do if I want to switch lcd/crt in tty?
>
> You still need something like:
>
> Section "Device"
> ...
> Option "BiosHotKeys" "on" #Enable Fn-F7 for switching between
> CRT,LCD,Both.
> EndSection
>
>
> Some of the video drivers don't pay attention to Fn-F7 by default.
> Besides which, even if you are currently looking at a tty, you are still
> using the xorg video driver [unless you use the vesa or framebuffer
> driver].
>
> Root cause of problem: xorg isn't just a GUI, it also overlaps with the
> kernel, and contains hardware drivers. Notably, the video drivers are
> (mainly) in X, not the kernel.
>
>
> Richard
>
>
> >
> >
> > gulfstream
> >
> > 2006/12/5, Richard Neill < rn214@hermes.cam.ac.uk
> > <mailto:rn214@hermes.cam.ac.uk>>:
> >
> > gulfstream wrote:
> > > I have use ibm_acpi module in my kernel( 2.6.18), and I can use
> > Fn+F4 to
> > > suspend to RAM and Fn+F12 to suspend to disk. But the system do
> not
> > > respond to Fn+F7, so I can not switch the LCD and external CRT.
> > > Moreover, when I run "echo video_switch > /proc/acpi/ibm/video"
> > in the
> > > terminal, no any respond. How to solve this matter?
> > >
> > > My laptop is Thinkpad X60s with Intel 945GM graphics chipsets.
> The
> > > system is Debian etch with tpb installed.
> > >
> >
> >
> > At least on some machines, it's necessary to enable a flag in
> xorg.conf,
> > iirc: EnableBiosHotKeys. Read man `your-Xorg-driver`.
> >
> > HTH,
> >
> > Richard
> > --
> > The linux-thinkpad mailing list home page is at:
> > http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
> >
> >
> --
> The linux-thinkpad mailing list home page is at:
> http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
>
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I have edited the xorg.conf as your illustration, but no effect when Fn+F7 pressed. I found the Fn+F7 event in the log file "acpid" which is in folder /var/log. So the event occurs when Fn+F7 pressed, but the switching does not occur.
<br><br><div><span class="gmail_quote">2006/12/5, Richard Neill <<a href="mailto:rn214@hermes.cam.ac.uk">rn214@hermes.cam.ac.uk</a>>:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<br><br>gulfstream wrote:<br>> I want to switch lcd/crt in X window and tty, but xorg.conf is useful to<br>> xorg. How to do if I want to switch lcd/crt in tty?<br><br>You still need something like:<br><br>Section "Device"
<br> ...<br> Option "BiosHotKeys" "on" #Enable Fn-F7 for switching between<br>CRT,LCD,Both.<br>EndSection<br><br><br>Some of the video drivers don't pay attention to Fn-F7 by default.<br>Besides which, even if you are currently looking at a tty, you are still
<br>using the xorg video driver [unless you use the vesa or framebuffer driver].<br><br>Root cause of problem: xorg isn't just a GUI, it also overlaps with the<br>kernel, and contains hardware drivers. Notably, the video drivers are
<br>(mainly) in X, not the kernel.<br><br><br>Richard<br><br><br>><br>><br>> gulfstream<br>><br>> 2006/12/5, Richard Neill < <a href="mailto:rn214@hermes.cam.ac.uk">rn214@hermes.cam.ac.uk</a><br>> <mailto:
<a href="mailto:rn214@hermes.cam.ac.uk">rn214@hermes.cam.ac.uk</a>>>:<br>><br>> gulfstream wrote:<br>> > I have use ibm_acpi module in my kernel( 2.6.18), and I can use<br>> Fn+F4 to<br>
> > suspend to RAM and Fn+F12 to suspend to disk. But the system do not<br>> > respond to Fn+F7, so I can not switch the LCD and external CRT.<br>> > Moreover, when I run "echo video_switch > /proc/acpi/ibm/video"
<br>> in the<br>> > terminal, no any respond. How to solve this matter?<br>> ><br>> > My laptop is Thinkpad X60s with Intel 945GM graphics chipsets. The<br>> > system is Debian etch with tpb installed.
<br>> ><br>><br>><br>> At least on some machines, it's necessary to enable a flag in xorg.conf,<br>> iirc: EnableBiosHotKeys. Read man `your-Xorg-driver`.<br>><br>> HTH,<br>><br>
> Richard<br>> --<br>> The linux-thinkpad mailing list home page is at:<br>> <a href="http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad">http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
</a><br>><br>><br>--<br>The linux-thinkpad mailing list home page is at:<br><a href="http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad">http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
</a><br></blockquote></div><br>
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