[TriLUG] Cursor (suddenly) won't move off screen 1

Andrew Perrin clists at perrin.socsci.unc.edu
Thu Aug 7 20:38:45 EDT 2008


Greetings-

Summary: After today's apt-get dist-upgrade, my mouse cursor won't move 
back from the right screen (screen 1) to screen 0.

Detail: this is debian testing, kernel 2.6.24, using the radeon drivers 
for a two-headed setup. Login and the original cursor are on screen 0. 
After moving the cursor to screen 1, it will no longer move back to 
screen 0; pushing it to the left of screen 1 just leaves it at the left 
there.

This worked fine as of last week using the same xorg.conf, pasted below 
for reference.

Window manager: metacity
Environment: Gnome 2.22.3
xorg.conf:

# /etc/X11/xorg.conf (xorg X Window System server configuration file)
#
# This file was generated by dexconf, the Debian X Configuration tool, using
# values from the debconf database.
#
# Edit this file with caution, and see the /etc/X11/xorg.conf manual page.
# (Type "man /etc/X11/xorg.conf" at the shell prompt.)
#
# This file is automatically updated on xserver-xorg package upgrades *only*
# if it has not been modified since the last upgrade of the xserver-xorg
# package.
#
# If you have edited this file but would like it to be automatically updated
# again, run the following command:
#   sudo dpkg-reconfigure -phigh xserver-xorg

Section "ServerLayout"
          Identifier     "Default Layout"
          Screen      0  "aticonfig-Screen[0]" 0 0
          Screen         "aticonfig-Screen[1]" RightOf "aticonfig-Screen[0]"
          InputDevice    "Generic Keyboard"
          InputDevice    "Configured Mouse"
EndSection

Section "Files"

          # path to defoma fonts
          FontPath     "/usr/share/fonts/X11/misc"
          FontPath     "/usr/X11R6/lib/X11/fonts/misc"
          FontPath     "/usr/share/fonts/X11/cyrillic"
          FontPath     "/usr/X11R6/lib/X11/fonts/cyrillic"
          FontPath     "/usr/share/fonts/X11/100dpi/:unscaled"
          FontPath     "/usr/X11R6/lib/X11/fonts/100dpi/:unscaled"
          FontPath     "/usr/share/fonts/X11/75dpi/:unscaled"
          FontPath     "/usr/X11R6/lib/X11/fonts/75dpi/:unscaled"
          FontPath     "/usr/share/fonts/X11/Type1"
          FontPath     "/usr/X11R6/lib/X11/fonts/Type1"
          FontPath     "/usr/share/fonts/X11/100dpi"
          FontPath     "/usr/X11R6/lib/X11/fonts/100dpi"
          FontPath     "/usr/share/fonts/X11/75dpi"
          FontPath     "/usr/X11R6/lib/X11/fonts/75dpi"
          FontPath     "/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType"
EndSection

Section "Module"
          Load  "i2c"
          Load  "bitmap"
          Load  "ddc"
          Load  "dri"
          Load  "extmod"
          Load  "freetype"
          Load  "glx"
          Load  "int10"
          Load  "type1"
          Load  "vbe"
          Load  "v4l"
#       Load  "radeon"
          Load  "fglrx"
EndSection

Section "InputDevice"
          Identifier  "Generic Keyboard"
          Driver      "keyboard"
          Option      "CoreKeyboard"
          Option      "XkbRules" "xorg"
          Option      "XkbModel" "pc104"
          Option      "XkbLayout" "us"
EndSection

Section "InputDevice"
          Identifier  "Configured Mouse"
          Driver      "mouse"
          Option      "CorePointer"
          Option      "Device" "/dev/input/mice"
          Option      "Protocol" "ExplorerPS/2"
          Option      "Emulate3Buttons" "true"
EndSection

Section "Monitor"
          Identifier   "aticonfig-Monitor[0]"
          Option      "VendorName" "ATI Proprietary Driver"
          Option      "ModelName" "Generic Autodetecting Monitor"
          Option      "DPMS" "true"
EndSection

Section "Monitor"
          Identifier   "aticonfig-Monitor[1]"
          Option      "VendorName" "ATI Proprietary Driver"
          Option      "ModelName" "Generic Autodetecting Monitor"
          Option      "DPMS" "true"
#       Modeline "1440x900 at 75" 146.10 1440 1472 2024 2056 900 917 928 946
          ModeLine        "1440x900" 106.5 1440 1520 1672 1904 900 903 909 934
#       Modeline "1440x900 at 60" 108.84 1440 1472 1880 1912 900 918 927 946
EndSection

Section "Device"
          Identifier  "aticonfig-Device[0]"
          Driver      "radeon"
          BusID       "PCI:10:9:0"
          Option  "MonitorLayout" "TMDS,TMDS"
          Option "AccelMethod" "XAA"
          Option "AccellDFS" "1"
          # 1/0 On for PCIE, off for AGP
          # Manpage: Use  or  don't  use accelerated EXA DownloadFromScreen hook
          # when possible.
          Option "AGPMode" "1"
          # 1-8 Does not affect PCIE models.
          Option "AGPFastWrite" "1"
          # 1/0 Does not affect PCIE models.
          Option "GARTSize" "64"
          # 0-64 Megabytes of gart (system) memory used.
          # Wrongly defaults to 8MB sometimes, see your logfile.
          # Bigger seems better.
          Option "EnablePageFlip" "1"
          # 1/0 Increases 3D performance substantially
          # seemingly in XAA mode only
          Option "ColorTiling" "1"
          # 1/0 Increases 3D performance substantially
          # affected stability only positively on my system
          Option "SWcursor" "off"
EndSection

Section "Device"
          Identifier  "aticonfig-Device[1]"
          Driver      "radeon"
          BusID       "PCI:10:9:0"
          Option "MonitorLayout" "TMDS,TMDS"
          Screen      1
          Option "AccelMethod" "XAA"
          Option "AccellDFS" "1"
          # 1/0 On for PCIE, off for AGP
          # Manpage: Use  or  don't  use accelerated EXA DownloadFromScreen hook
          # when possible.
          Option "AGPMode" "1"
          # 1-8 Does not affect PCIE models.
          Option "AGPFastWrite" "1"
          # 1/0 Does not affect PCIE models.
          Option "GARTSize" "64"
          # 0-64 Megabytes of gart (system) memory used.
          # Wrongly defaults to 8MB sometimes, see your logfile.
          # Bigger seems better.
          Option "EnablePageFlip" "1"
          # 1/0 Increases 3D performance substantially
          # seemingly in XAA mode only
          Option "ColorTiling" "1"
          # 1/0 Increases 3D performance substantially
          # affected stability only positively on my system
          Option "SWcursor" "off"
EndSection

Section "Screen"
          Identifier "aticonfig-Screen[0]"
          Device     "aticonfig-Device[0]"
          Monitor    "aticonfig-Monitor[0]"
          DefaultDepth     24
          SubSection "Display"
                  Viewport   0 0
                  Depth     24
          EndSubSection
EndSection

Section "Screen"
          Identifier "aticonfig-Screen[1]"
          Device     "aticonfig-Device[1]"
          Monitor    "aticonfig-Monitor[1]"
          DefaultDepth     24
          SubSection "Display"
                  Viewport   0 0
                  Depth     24
                  Modes   "1440x900"
          EndSubSection
EndSection

Section "DRI"
          Group   "video"
          Mode         0660
EndSection


----------------------------------------------------------------------
Andrew J Perrin - andrew_perrin (at) unc.edu - http://perrin.socsci.unc.edu
Associate Professor of Sociology; Book Review Editor, _Social Forces_
University of North Carolina - CB#3210, Chapel Hill, NC 27599-3210 USA





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