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