TVOut issues with intel video driver

rglowery at exemail.com.au rglowery at exemail.com.au
Tue Oct 23 03:22:25 PDT 2007


>
>> As far as the crash goes, does the following help anyone diagnose why
>> "xrandr --output TV --set TV_FORMAT 576p --auto" is crashing X on my
>> Ubuntu Gutsy Gibbon amd64 install?

Some more info.

I have built and installed the latest git xserver and intel driver and the
xserver crash persists.  The trigger seems to be running the above xrandr
command while the TV is the only device connected (ie no VGA or TMDS-1).

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 47648703887088 (LWP 4779)]
xf86ProbeOutputModes (scrn=0x7f0e50, maxX=1024, maxY=1024) at xf86Crtc.c:1190
1190            input = input->next;
(gdb) l
1185
1186        /* sort by preferred status and pixel area */
1187        while (input)
1188        {
1189            i = input;
1190            input = input->next;
1191            for (op = &output; (o = *op); op = &o->next)
1192                if (xf86ModeCompare (o, i) > 0)
1193                    break;
1194            i->next = *op;

Any suggestions?

Also, can anyone confirm if they have ever had any of the progressive
component outputs working at all on the intel driver?  I suspect they are
just broken as nothing I do gets them going even when another display is
connected and running 1280x720 or 1920x1080.

Thanks

-Rob





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