I have switch to vesa driver instead of intel driver and this is enough for me. The intel graphics card on Dell GX260 in not very good at 3D acceleration anyway. I have noticed that lsipci shows that my graphics card has 128 MB of RAM which is not true - It has only 8 MB RAM (Region 0).
00:02.0 VGA compatible controller: Intel Corporation 82845G/GL[Brookdale-G]/GE Chipset Integrated Graphics Device (rev 01) Subsystem: Dell Device 0126 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 0 Interrupt: pin A routed to IRQ 16 Region 0: Memory at e8000000 (32-bit, prefetchable) [size=128M] Region 1: Memory at ff680000 (32-bit, non-prefetchable) [size=512K] Capabilities: [d0] Power Management version 1 Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 PME-Enable- DSel=0 DScale=0 PME- Kernel driver in use: i915 Kernel modules: i915 I have changed the option Driver in Section Device from intel to vesa, added VideoRam 7680 and disabled all the modules in Section Module . The formula for determing VideoRam is (Video Memory)*1024 - (Region 1 size from lspci). My xorg.conf looks like this : Section "Device" Identifier "Configured Video Device" Boardname "Intel 845" Busid "PCI:0:2:0" Driver "vesa" Screen 0 Vendorname "Intel" # Option "AccelMethod" "uxa" VideoRam 7680 EndSection Section "Monitor" Identifier "Configured Monitor" Vendorname "Samsung" Modelname "Samsung SyncMaster 171S/175S/170S/CX175S-AZ/LX175S" Horizsync 30-81 Vertrefresh 56-85 modeline "1280x1...@75" 135.0 1280 1296 1440 1688 1024 1025 1028 1066 +hsync +vsync Gamma 1.0 EndSection Section "Screen" Identifier "Default Screen" Device "Configured Video Device" Monitor "Configured Monitor" Defaultdepth 24 SubSection "Display" Depth 24 Virtual 1280 1024 Modes "1280x1...@75" EndSubSection EndSection Section "ServerLayout" Identifier "Default Layout" screen 0 "Default Screen" 0 0 EndSection Section "Module" # Load "glx" # Load "GLcore" # Load "dri" # Load "v4l" EndSection Section "ServerFlags" EndSection -- [i945G] karmic: INFO: task i915/* blocked for more than 120 seconds. https://bugs.launchpad.net/bugs/451518 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp