F10 and built-in Intel graphics

psmith johnsmithdoe14 at googlemail.com
Fri Mar 20 16:28:12 UTC 2009


Craig White wrote:
> On Tue, 2009-03-17 at 09:49 +0000, psmith wrote:
>   
>> Craig White wrote:
>>     
>>> On Mon, 2009-03-16 at 22:25 +0000, psmith wrote:
>>>   
>>>       
>>>> Craig White wrote:
>>>>     
>>>>         
>>>>> On Mon, 2009-03-16 at 19:14 +0000, psmith wrote:
>>>>>   
>>>>>       
>>>>>           
>>>>>> Gordon Messmer wrote:
>>>>>>     
>>>>>>         
>>>>>>             
>>>>>>> M A Young wrote:
>>>>>>>       
>>>>>>>           
>>>>>>>               
>>>>>>>> I recommend that you do a text based install (add text to the boot 
>>>>>>>> line), and once you have it installed, boot to a text console (add 3 
>>>>>>>> to the boot line), then add Option "NoAccel" "true" to the Device 
>>>>>>>> section of /etc/X11/xorg.conf
>>>>>>>>         
>>>>>>>>             
>>>>>>>>                 
>>>>>>> I'm curious whether it's necessary to disable acceleration entirely, 
>>>>>>> or simply revert to the older XAA method.  On my Thinkpad X40, the 
>>>>>>> Intel video driver in F10 had significant problems, where the driver 
>>>>>>> on F9 was fine.  I could either use XAA or revert to the older driver 
>>>>>>> to get proper rendering.
>>>>>>>
>>>>>>> I've attached a minimal xorg.conf.  I believe you can save it to 
>>>>>>> /etc/X11 to test each of the options individually.  Try disabling 
>>>>>>> accel, and then try using XAA (both options are in the file).  Let us 
>>>>>>> know what kind of results you get, and then track down one of the 
>>>>>>> bugzilla reports on this subject (I know a few are open) and add your 
>>>>>>> information.
>>>>>>>
>>>>>>>       
>>>>>>>           
>>>>>>>               
>>>>>> here is the pertinant section of the xorg.conf for my aspire one which 
>>>>>> has intel gfx, this is on F10 and it works perfectly
>>>>>>
>>>>>> Section "Device"
>>>>>>     Identifier  "Card0"
>>>>>>     Driver      "intel"
>>>>>>     VendorName  "Intel Corporation"
>>>>>>     BoardName   "Mobile 945GME Express Integrated Graphics Controller"
>>>>>>     VideoRam    229376
>>>>>>     Option        "MonitorLayout" "LVDS,VGA"
>>>>>>     Option        "Clone" "true"
>>>>>>     Option        "AccelMethod" "EXA"
>>>>>>     Option        "MigrationHeuristic" "greedy"
>>>>>>     Option        "CacheLines" "1980"
>>>>>>     BusID       "PCI:0:2:0"
>>>>>> EndSection
>>>>>>     
>>>>>>         
>>>>>>             
>>>>> ----
>>>>> you haven't by any chance figured out how to get LVDS to use a larger
>>>>> virtual screen - say 1024 x 768 have you? I've been unable to do that on
>>>>> my Aspire One.
>>>>>
>>>>> Craig
>>>>>
>>>>>   
>>>>>       
>>>>>           
>>>> no sorry craig, i think i remember reading somewhere that the only way 
>>>> to get the "Virtual" setting to work is to pass the "NoAccel" "true" 
>>>> option but i've not tried it
>>>>     
>>>>         
>>> ----
>>> would you have "NoAccel" "true" instead of "AccelMethod" "EXA" ? is that
>>> the idea?
>>>
>>> Craig
>>>
>>>   
>>>       
>> yeah that's it, let me know if it works out
>>     
> ----
> nothing I have done so far has allowed me to have a virtual screen on
> the LVDS larger than 1024x600 and the above didn't work.
>
> Presently xorg.conf on my Aspire One looks like this...
>
> Section "ServerLayout"
>         Identifier     "single head configuration"
>         Screen      0  "Screen0" 0 0
>         InputDevice    "Keyboard0" "CoreKeyboard"
> EndSection
>
> Section "InputDevice"
> # keyboard added by rhpxl
>         Identifier  "Keyboard0"
>         Driver      "kbd"
>         Option      "XkbModel" "pc105+inet"
>         Option      "XkbLayout" "us"
> EndSection
>
> Section "Device"
>     Identifier  "Card0"
>     Driver      "intel"
>     VendorName  "Intel Corporation"
>     BoardName   "Mobile 945GME Express Integrated Graphics Controller"
>     VideoRam    229376
>     Option        "MonitorLayout" "LVDS,VGA"
>     Option        "Clone" "true"
> #    Option        "AccelMethod" "EXA"
>     Option        "NoAccel" "true"
>     Option        "MigrationHeuristic" "greedy"
>     Option        "CacheLines" "1980"
>     BusID       "PCI:0:2:0"
> EndSection
>
> Section "Screen"
>         Identifier "Screen0"
>         Device     "Card0"
>         DefaultDepth     24
>         SubSection "Display"
>                 Viewport   0 0
>                 Depth     24
>                 Modes   "1280x1024" "1024x768" "1024x600"
>                 Virtual 2048 2048
>         EndSubSection
> EndSection
>
> and I have had various sizes in 'Virtual' from 1024 768 and 1280 1024
> and have tried disabling the 'Modes' line altogether or just had it with
> "1280x1024" (my 19" display) but nothing has worked. I have been mostly
> testing things with just the built-in display because that is where I
> want the larger virtual screen.
>
> ;-(
>
> Craig
>
>   
sorry to hear that craig, but have no ther options for you to try. maybe 
an email to the xorg or intel driver mailing list might get you a 
solution, if you do figure it out be sure to let us know :)

phil




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