[ltp] Can bot use Fn+F7 to switch LCD/CRT on Thinkpad X60s

gulfstream linux-thinkpad@linux-thinkpad.org
Tue, 5 Dec 2006 23:20:22 +0800


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Where can I find your previous email? Thanks.

gulfstream

2006/12/5, Alex Deucher <alexdeucher@gmail.com>:
>
> On 12/5/06, gulfstream <gulfstream.wang@gmail.com> wrote:
> > Could you illustrate me how to solve this problem. Thanks.
>
> See my previous email.  If fn-f7 doesn't work when just grub or the
> bios is active then, I suspect you are out of luck.  You'll have to
> use the dualhead and clone features of the xorg driver which won't
> help with the console.
>
> Alex
>
> >
> > gulfstream
> >
> >
> > 2006/12/5, Alex Deucher <alexdeucher@gmail.com>:
> > > On 12/5/06, gulfstream <gulfstream.wang@gmail.com > 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?
> > > >
> > >
> > > fn-F7 should work, however, depending ot the mask setting for the ibm
> > > hotkeys, they may be generating acpi events rather than actually
> > > running the bios video switch routines.  It also may be a limitation
> > > of the bios.  The bioses tend to be pretty picky about what modes they
> > > will try on both outputs, especially if you are running vesa fb or
> > > something similar.  Also, the intel chips are not able to drive both
> > > LVDS and the DAC with the same crtc, so in order to do LVDS plus DAC,
> > > you need both crtcs, which may not be possible in text mode.
> > >
> > > Alex
> > >
> > > >
> > > > gulfstream
> > > >
> > > > 2006/12/5, Richard Neill < 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
> > >
> >
> >
> --
> The linux-thinkpad mailing list home page is at:
> http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
>

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Where can I find your previous email? Thanks.<br><br>gulfstream<br><br><div><span class="gmail_quote">2006/12/5, Alex Deucher &lt;<a href="mailto:alexdeucher@gmail.com">alexdeucher@gmail.com</a>&gt;:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
On 12/5/06, gulfstream &lt;<a href="mailto:gulfstream.wang@gmail.com">gulfstream.wang@gmail.com</a>&gt; wrote:<br>&gt; Could you illustrate me how to solve this problem. Thanks.<br><br>See my previous email.&nbsp;&nbsp;If fn-f7 doesn't work when just grub or the
<br>bios is active then, I suspect you are out of luck.&nbsp;&nbsp;You'll have to<br>use the dualhead and clone features of the xorg driver which won't<br>help with the console.<br><br>Alex<br><br>&gt;<br>&gt; gulfstream<br>&gt;<br>
&gt;<br>&gt; 2006/12/5, Alex Deucher &lt;<a href="mailto:alexdeucher@gmail.com">alexdeucher@gmail.com</a>&gt;:<br>&gt; &gt; On 12/5/06, gulfstream &lt;<a href="mailto:gulfstream.wang@gmail.com">gulfstream.wang@gmail.com</a>
 &gt; wrote:<br>&gt; &gt; &gt; I want to switch lcd/crt in X window and tty, but xorg.conf is useful to<br>&gt; &gt; &gt; xorg. How to do if I want to switch lcd/crt in tty?<br>&gt; &gt; &gt;<br>&gt; &gt;<br>&gt; &gt; fn-F7 should work, however, depending ot the mask setting for the ibm
<br>&gt; &gt; hotkeys, they may be generating acpi events rather than actually<br>&gt; &gt; running the bios video switch routines.&nbsp;&nbsp;It also may be a limitation<br>&gt; &gt; of the bios.&nbsp;&nbsp;The bioses tend to be pretty picky about what modes they
<br>&gt; &gt; will try on both outputs, especially if you are running vesa fb or<br>&gt; &gt; something similar.&nbsp;&nbsp;Also, the intel chips are not able to drive both<br>&gt; &gt; LVDS and the DAC with the same crtc, so in order to do LVDS plus DAC,
<br>&gt; &gt; you need both crtcs, which may not be possible in text mode.<br>&gt; &gt;<br>&gt; &gt; Alex<br>&gt; &gt;<br>&gt; &gt; &gt;<br>&gt; &gt; &gt; gulfstream<br>&gt; &gt; &gt;<br>&gt; &gt; &gt; 2006/12/5, Richard Neill &lt; 
<a href="mailto:rn214@hermes.cam.ac.uk">rn214@hermes.cam.ac.uk</a>&gt;:<br>&gt; &gt; &gt; &gt;&nbsp;&nbsp; gulfstream wrote:<br>&gt; &gt; &gt; &gt; &gt; I have use ibm_acpi module in my kernel( 2.6.18), and I can use<br>&gt; Fn+F4 to
<br>&gt; &gt; &gt; &gt; &gt; suspend to RAM and Fn+F12 to suspend to disk. But the system do not<br>&gt; &gt; &gt; &gt; &gt; respond to Fn+F7, so I can not switch the LCD and external CRT.<br>&gt; &gt; &gt; &gt; &gt; Moreover, when I run &quot;echo video_switch &gt; /proc/acpi/ibm/video&quot; in
<br>&gt; the<br>&gt; &gt; &gt; &gt; &gt; terminal, no any respond. How to solve this matter?<br>&gt; &gt; &gt; &gt; &gt;<br>&gt; &gt; &gt; &gt; &gt; My laptop is Thinkpad X60s with Intel 945GM graphics chipsets. The<br>&gt; &gt; &gt; &gt; &gt; system is Debian etch with tpb installed.
<br>&gt; &gt; &gt; &gt; &gt;<br>&gt; &gt; &gt; &gt;<br>&gt; &gt; &gt; &gt;<br>&gt; &gt; &gt; &gt; At least on some machines, it's necessary to enable a flag in<br>&gt; xorg.conf,<br>&gt; &gt; &gt; &gt; iirc: EnableBiosHotKeys.&nbsp;&nbsp;Read&nbsp;&nbsp;man `your-Xorg-driver`.
<br>&gt; &gt; &gt; &gt;<br>&gt; &gt; &gt; &gt; HTH,<br>&gt; &gt; &gt; &gt;<br>&gt; &gt; &gt; &gt; Richard<br>&gt; &gt; &gt; &gt; --<br>&gt; &gt; &gt; &gt; The linux-thinkpad mailing list home page is at:<br>&gt; &gt; &gt; &gt;
<br>&gt; &gt; &gt;<br>&gt; <a href="http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad">http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad</a><br>&gt; &gt; &gt; &gt;<br>&gt; &gt; &gt;<br>&gt; &gt; &gt;
<br>&gt; &gt; --<br>&gt; &gt; The linux-thinkpad mailing list home page is at:<br>&gt; &gt;<br>&gt; <a href="http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad">http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
</a><br>&gt; &gt;<br>&gt;<br>&gt;<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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