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  1. #1
    Join Date
    Nov 2005
    Posts
    4

    Laptop Touchpad

    Hello,

    I have an Acer Travelmate 2700. I've just recently installed Fedora Core 4 and have been having some problems getting the synaptics touchpad to actually work. It works in windows and when i stick in the knoppix cd is works there too.

    I've copied all the configuration files correctly (pretty sure) to xorg.conf and am still having no luck. I've created a couple of extra events in /dev/input/events* too see if that would help but no cigar. I have "SHMConfig" "on" in my xorg.conf and i'm also getting the error "Can't access shared memory" when trying to run synclient.

    The module for "synaptics" seems to get loaded during the boot of X on system startup but it tells me it cannot open the device (/dev/input/mice, /dev/input/event*, /dev/psaux).

    to be honest i've completely ran out of ideas and was wondering if anyone could shed some light on my problem. I've read many of the other touchpad problem posts on here and my config file always seems to look the same as everyone elses.

    I also have synaptics loaded and have set it to core pointer. At the moment i'm having to use a usb mouse. works fine in Knoppix but i'm afraid it's because it's using XFree86.

    Here is the relevant part of my config file. I've tried changing SHMConfig to "1", "on" and finally "true" to see if that'll work but to no avail.


    Section "InputDevice"
    Driver "synaptics"
    Identifier "Mouse0"
    Option "Device" "/dev/input/event2"
    Option "Protocol" "auto-dev"
    Option "LeftEdge" "1700"
    Option "RightEdge" "5300"
    Option "TopEdge" "1700"
    Option "BottomEdge" "4200"
    Option "FingerLow" "25"
    Option "FingerHigh" "30"
    Option "MaxTapTime" "180"
    Option "MaxTapMove" "220"
    Option "VertScrollDelta" "100"
    Option "MinSpeed" "0.06"
    Option "MaxSpeed" "0.12"
    Option "AccelFactor" "0.0010"
    Option "SHMConfig" "true"
    #Option "Repeater" "/dev/input/mice"
    EndSection

    Thanks,
    Pasha

  2. #2
    Join Date
    Jun 2004
    Location
    Virginia
    Age
    56
    Posts
    194
    I have a laptop with Synaptics. The "Device" section points to "/dev/input/mice". Seems to me I had to look around there are and try a couple of settings. Back and forth between that and the psaux. I didn't get the impression that the changes in the files took efffect with just a logout and login. I belive the system has to go down to runlevel 3 and back. If you are running graphical from the start, it may be easier to reboot. That was how I got in trouble. Making changes that didn't seem to make a difference, then all of a sudden, after an unrelated reboot, everything worked.
    Dave
    -=K4DGW=-

  3. #3
    Join Date
    Nov 2005
    Posts
    4
    Hi,
    I have reboot but problem is still .

    thanks for corporate

  4. #4
    Join Date
    Jun 2005
    Posts
    217
    Quote Originally Posted by pasha_sdc
    Hello,

    ...
    The module for "synaptics" seems to get loaded during the boot of X on system startup but it tells me it cannot open the device (/dev/input/mice, /dev/input/event*, /dev/psaux).

    to be honest i've completely ran out of ideas and was wondering if anyone could shed some light on my problem. I've read many of the other touchpad problem posts on here and my config file always seems to look the same as everyone elses.

    I also have synaptics loaded and have set it to core pointer. At the moment i'm having to use a usb mouse. works fine in Knoppix but i'm afraid it's because it's using XFree86.

    Here is the relevant part of my config file. I've tried changing SHMConfig to "1", "on" and finally "true" to see if that'll work but to no avail.


    Section "InputDevice"
    Driver "synaptics"
    Identifier "Mouse0"
    Option "Device" "/dev/input/event2"
    Option "Protocol" "auto-dev"
    Option "LeftEdge" "1700"
    Option "RightEdge" "5300"
    Option "TopEdge" "1700"
    Option "BottomEdge" "4200"
    Option "FingerLow" "25"
    Option "FingerHigh" "30"
    Option "MaxTapTime" "180"
    Option "MaxTapMove" "220"
    Option "VertScrollDelta" "100"
    Option "MinSpeed" "0.06"
    Option "MaxSpeed" "0.12"
    Option "AccelFactor" "0.0010"
    Option "SHMConfig" "true"
    #Option "Repeater" "/dev/input/mice"
    EndSection

    Thanks,
    Pasha
    Here is what works for me and what FC4 did by default (I tweaked the scroll etc):

    (Relevant parts of xorg.conf):

    Code:
    # XFree86 4 configuration created by pyxf86config
    
    Section "ServerLayout"
            Identifier     "Default Layout"
            Screen      0  "Screen0" 0 0
            InputDevice    "Mouse0" "CorePointer"
            InputDevice    "Mouse1" "CorePointer"
            InputDevice    "Keyboard0" "CoreKeyboard"
    EndSection
    Here is the section on loading the synaptic driver:
    Code:
    Section "Module"
            Load  "dbe"
            Load  "extmod"
            Load  "fbdevhw"
            Load  "glx"
            Load  "record"
            Load  "freetype"
            Load  "type1"
            Load  "dri"
            Load  "synaptics"
    EndSection
    Finally the actual section:

    Code:
    Section "InputDevice"
            Identifier  "Mouse1"
            Driver      "synaptics"
            Option      "Device" "/dev/psaux"
            Option      "Protocol" "auto-dev"
            Option      "LeftEdge" "1700"
            Option      "RightEdge" "5400"
            Option      "TopEdge" "1700"
            Option      "BottomEdge" "4200"
            Option      "FingerLow" "25"
            Option      "FingerHigh" "30"
            Option      "MaxTapTime" "180"
            Option      "MaxTapMove" "220"
            Option      "VertScrollDelta" "100"
            Option      "MinSpeed" "0.02"
            Option      "MaxSpeed" "0.18"
            Option      "AccelFactor" "0.0010"
            Option      "SHMConfig" "on"
    #  Option       "Repeater"      "/dev/ps2mouse"
    EndSection
    Notice /dev/psaux

    Hope this helps. Let me what you get when you use the above.

    Partha

  5. #5
    Join Date
    Nov 2005
    Posts
    4
    Hi ,

    I haved edit file and system rebbot. after reboot system error message

    "I can't start the X Server(your graphical interface). it's likely that it is not set up correctly. Would you like to review the Server output to diagnose.the proble <Yes/No>

  6. #6
    Join Date
    Jun 2005
    Posts
    217
    Quote Originally Posted by pasha_sdc
    Hi ,

    I haved edit file and system rebbot. after reboot system error message

    "I can't start the X Server(your graphical interface). it's likely that it is not set up correctly. Would you like to review the Server output to diagnose.the proble <Yes/No>
    What was the error message in /var/log/X11.0.log?

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