Dell Inspiron 600m / Switching LCD/CRT

[Matt Domsch]

On Sun, Jan 06, 2008 at 10:49:44PM -0500, Max Pyziur wrote:
> 
> Greetings,
> 
> Is there a way of switching between the LCD and CRT on a Dell Inspiron 
> 600m?
> 
> The video specific output from lcpic -v:
> 01:00.0 VGA compatible controller: ATI Technologies Inc Radeon R250 
> [Mobility FireGL 9000] (rev 02) (prog-if 00 [VGA])
>         Subsystem: Dell Unknown device 011e
>         Flags: bus master, VGA palette snoop, stepping, 66MHz, medium 
> devsel, latency 32, IRQ 11
>         Memory at e8000000 (32-bit, prefetchable) [size=128M]
>         I/O ports at c000 [size=256]
>         Memory at fcff0000 (32-bit, non-prefetchable) [size=64K]
>         [virtual] Expansion ROM at fc000000 [disabled] [size=128K]
>         Capabilities: [58] AGP version 2.0
>         Capabilities: [50] Power Management version 2
> 
> 
> I've done a clean installation of F8. I have radeontool installed. I can 
> get it to turn off the LCD, but I can't get it to deliver output to the 
> CRT port.
> 
> On bootup, I can use Fn+F8 (CRT/LCD) and see that the flip can be done. 
> However, it disappears after the splash screen disappears.
> 
> I've done some searching via google and the ubuntu pages mention the use 
> of i810switch. However, there are no i810switch rpms on Fedora sites. 
> There are some older
> source packages available on the DAG repository for older versions of 
> Redhat/FC*. Is the i810switch the one which should be used?

no, that's only useful for some Intel video chips (i810, i910, i965 or
so).  It's removed from Fedora 8 in favor of xrandr.

Does xrandr work for you?

-- 
Matt Domsch
Linux Technology Strategist, Dell Office of the CTO
linux.dell.com & www.dell.com/linux