Xorg 7.4 and intel video: blank screen.

[Paul B. Mahol]

On 2/17/09, Alexey Shuvaev <shuvaev at physik.uni-wuerzburg.de> wrote:
> On Mon, Feb 16, 2009 at 11:42:32PM +0100, Paul B. Mahol wrote:
>> On 2/15/09, Alexey Shuvaev <shuvaev at physik.uni-wuerzburg.de> wrote:
>> > Symptoms: the first start of X server is good, even dri is working,
>> > but on the second start I got black screen and unable to switch back
>> > to consoles. I can still reach the box with ssh and reboot.
>> >
>> > If I disable dri, I can go up to the 3-rd start of X :)
>>
>>
>> Did you disabled both DRI and ACCEL ?
>>
>> Option "NoAccel"       "1"
>> Option "DRI"   "0"
>>
>> I found that disabling only DRI will make strange problems until
>> software cursor is
>> enabled .... cursor being drawed incorrectly(945GM).
>>
> Ok I have tried this. Somewhat better but not success anyway.
> The first start is good. The second and all subsequent do not cause
> any lock, I see the background (root window) slowly drawing and I see
> partially drawn mouse cursor (movable). I can exit Xserver with Ctrl-Alt-
> Backspace and safely return to console.
> Background is drawn much faster than in previous run (with acceleration)
> but it still takes seconds to cover ~50% of the screen and it is not
> complete even after minutes. It accelerates if I move mouse or press
> keys or there is some other daemon activity in the system.
>
>> > The second start is 'half-success': I see partially drawn 'X'-cursor
>> > on the black background (and it continues to be drawn, but sloooooowly)
>> > and I can move it with the mouse. Then, I can kill the server with
>> > Ctrl-Alt-Backspace. The third start is black screen with no return too
>> > :(
>> >
>> > I have tried xf86-video-intel-2.6.1 with almost the same results
>> > (difference is in logs only).
>> >
>> > Other info about the system:
>> >  ~> uname -a
>> > FreeBSD wep4035 8.0-CURRENT FreeBSD 8.0-CURRENT #0: Sat Feb 14 01:29:05
>> > CET
>> > 2009     root at wep4035:/usr/obj/usr/src/sys/NOUSB  amd64
>> >
>> > vgapci0 at pci0:0:2:0:     class=0x030000 card=0x82761043 chip=0x29c28086
>> > rev=0x02 hdr=0x00
>> >     vendor     = 'Intel Corporation'
>> >     device     = '(Bearlake) Integrated Graphics Controller'
>> >     class      = display
>> >     subclass   = VGA
>> >
>> > xorg-server-1.5.3_5,1
>> > xf86-video-intel-2.5.1
>> >
>> > I'm not using hald as I'm on USB2 :)
>> >
>> > Please CC me, I'm not on this list.
>> >
>> > And some logs at the end,
>> >
> Two diff-s this time, first against running with acceleration and second
> diff between the first and the second runs without dri and acceleration.

Maybe agp is problematic on amd64.
Did this happened before, or is just introduced with new Mesa/Xorg
stuff? Could you try it on i386?

-- 
Paul