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用envyng卸载‘安装n次了。
查看硬件驱动提示 NVIDIA图形驱动180激活正常。
但是问题是就是无法启动3d
按照精华帖，查看屏保，发现很多屏保无法观看，例如包含3D关键字的。
重启之后可以看到nvidia logo，按理说驱动应该安装正常了，但是就是无法启动3d。
compiz也试过启用3d桌面，没反应完全。
找了一个更改xorg.conf的文章看了看，现更改如下，但还是无法解决，高手们帮忙看看萨
启动时候还有3 warnning ，
(WW) Disabling Generic Keyboard
(WW) Disabling Configured Mouse
(WW) SynPS/2 Synaptics TouchPad can't grab event device, errno=16
config文件如下:
# nvidia-xconfig: X configuration file generated by nvidia-xconfig
# nvidia-xconfig: version 1.0 (buildmeister@builder63) Wed Oct 1 15:09:35 PDT 2008
# xorg.conf (X.Org 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 xorg.conf manual page.
# (Type "man 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 "Files"
FontPath "/usr/share/fonts/X11/misc"
FontPath "/usr/share/fonts/X11/100dpi/:unscaled"
FontPath "/usr/share/fonts/X11/75dpi/:unscaled"
FontPath "/usr/share/fonts/X11/Type1"
FontPath "/usr/share/fonts/X11/100dpi"
FontPath "/usr/share/fonts/X11/75dpi"
FontPath "/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType"
# path to defoma fonts
EndSection
Section "ServerLayout"
Identifier "Default Layout"
Screen "Screen0" 0 0
InputDevice "Generic Keyboard"
InputDevice "Configured Mouse"
InputDevice "Synaptics Touchpad"
EndSection
Section "Module"
Load "dbe"
Load "extmod"
Load "glx"
EndSection
Section "InputDevice"
Identifier "Generic Keyboard"
Driver "kbd"
Option "XkbRules" "xorg"
Option "XkbModel" "pc105"
Option "XkbLayout" "us"
EndSection
Section "InputDevice"
Identifier "Configured Mouse"
Driver "mouse"
Option "CorePointer"
EndSection
Section "InputDevice"
Identifier "Synaptics Touchpad"
Driver "synaptics"
Option "SendCoreEvents" "true"
Option "Device" "/dev/psaux"
Option "Protocol" "auto-dev"
Option "HorizEdgeScroll" "0"
EndSection
##
## Built in Monitor with power saving features enabled
## and manually specified frequencies as the EDID is a bit broken
##
Section "Monitor"
Identifier "Monitor0"
VendorName "Lenovo"
ModelName "LEN"
HorizSync 28.0 - 61.0
VertRefresh 43.0 - 62.0
Option "DPMS"
EndSection
##
## Videocard section. Some of the following options are now default
## and only kept for compatibility reasons with older drivers
## Read the Appendix B of the nvidia README for explanations
##
Section "Device"
Identifier "Videocard0"
Driver "nvidia"
VendorName "NVIDIA Corporation"
BoardName "Quadro NVS 140M"
# bus options (disable agp and specify the bus ID (pci-e)
Option "NvAGP" "0"
BusID "PCI:1:0:0"
#do not display logo of Nvidia on startup
Option "NoLogo"
# do not use the frequencies provided by the monitor edid
Option "UseEdidFreqs" "false"
# Allows the driver to enable VBlank interrupt generation only when it is required
# Saves power, as there are less wakeups
#Option "OnDemandVBlankInterrupts" "true"
# allow underclocking
#Option "Coolbits" "1"
# enable the X Resize and Rotation extension
#Option "RandRRotation" "true"
# speed up 2d by actiavting the RENDER extension (default by now) and using
# DAMAGE to only update regions of the screen which actually changed.
# Also activating BackingStore which keeps pixel data for occluded window regions
# and activating TripleBuffer. ARGBGLXVisuals are now enabled by default
#Option "RenderAccel" "true"
#Option "UseEvents" "false"
#Option "TripleBuffer" "1"
#Option "DamageEvents" "1"
#Option "BackingStore" "1"
#Option "AllowIndirectPixmaps" "true"
#Option "AddARGBGLXVisuals" "True"
# pixmap speedups since 177.* driver version
# this will reserve about 5 MB of video memory for pixmaps
# If some applications (e.g. xchat) need SHM Pixmaps then remove the second line
# Set InitialPixmapPlacement to 2 and GlyphCache to 1 for massive performance gains
#Option "PixmapCacheSize" "1000000"
#Option "AllowSHMPixmaps" "False"
EndSection
##
## Screen Section
##
Section "Screen"
Identifier "Screen0"
Device "Videocard0"
Monitor "Monitor0"
DefaultDepth 24
Option "AddARGBGLXVisuals" "true"
Option "UseCompositeWrapper" "true"
SubSection "Display"
Viewport 0 0
Depth 24
Modes "1440x900" "1024x768" "800x600"
EndSubSection
SubSection "Display"
Viewport 0 0
Depth 16
Modes "1440x900" "1024x768" "800x600"
EndSubSection
SubSection "Display"
Viewport 0 0
Depth 8
Modes "1440x900" "1024x768" "800x600"
EndSubSection
EndSection
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