i855 timing mismatch, xorg lying about frequencies ? [was: 'Moiree' patterns...]

[Barry Scott]

xorg at zevv.nl wrote:
> * On 2006-09-26 Barry Scott <barry.scott at onelan.co.uk> wrote  :
>
>   
>> Basically this does not work in the release i810 driver. You need to use the
>> modesetting branch of the driver from git.
>>     
>
> That's what I expected
>
>   
>> I get the sources with:
>>
>> git clone git://anongit.freedesktop.org/git/xorg/driver/xf86-video-intel 
>> xf86-video-intel
>>     
>
> Ah, thank you very much for the tip. I just acquired the source, ran
> autogen.sh, but then configure breaks with the following messages:
>
> checking for gcc... (cached) gcc
> checking whether we are using the GNU C compiler... (cached) yes
> checking whether gcc accepts -g... (cached) yes
> checking for gcc option to accept ISO C89... (cached) none needed
> checking dependency style of gcc... (cached) gcc3
> checking for intel-gen4asm... no
> ./configure: line 20681: syntax error near unexpected token `XINERAMA,'
> ./configure: line 20681: `XORG_DRIVER_CHECK_EXT(XINERAMA, xineramaproto)'
>
> Any tips what causes this error ?
>
>   
I have Xorg 7.1 installed and use a sequence like this:

    git checkout modesetting
    rm config.[gs]* ltmain.sh
    ./autogen.sh --prefix /usr
    make clean && make && make install

Barry