在openwrt 系统中用debootstrap安装debian后，折腾了N久，就是没有办法安装图形界面，用
lsp
ci | grep VGA 查看显卡又是正常安装了的。用X -configure 配置也不行。直接退出。
ABI class: X.Org Video Driver, version 12.0
[ 948.429] (WW) Falling back to old probe method for apm
[ 948.429] (WW) Falling back to old probe method for ark
[ 948.429] (WW) Falling back to old probe method for cirrus
[ 948.429] (II) Loading sub module "cirrus_laguna"
[ 948.429] (II) LoadModule: "cirrus_laguna"
[ 948.429] (II) Loading /usr/lib/xorg/modules/drivers/cirrus_laguna.so
[ 948.430] (II) Module cirrus_laguna: vendor="X.Org Foundation"
[ 948.430] compiled for 1.12.1.902, module version = 1.0.0
[ 948.430] ABI class: X.Org Video Driver, version 12.0
[ 948.430] (II) Loading sub module "cirrus_alpine"
[ 948.430] (II) LoadModule: "cirrus_alpine"
[ 948.430] (II) Loading /usr/lib/xorg/modules/drivers/cirrus_alpine.so
[ 948.431] (II) Module cirrus_alpine: vendor="X.Org Foundation"
[ 948.431] compiled for 1.12.1.902, module version = 1.0.0
[ 948.431] ABI class: X.Org Video Driver, version 12.0
[ 948.431] (WW) Falling back to old probe method for i128
[ 948.431] (WW) Falling back to old probe method for i740
[ 948.431] (WW) Falling back to old probe method for neomagic
[ 948.431] (WW) Falling back to old probe method for siliconmotion
[ 948.431] (WW) Falling back to old probe method for s3
[ 948.431] (WW) Falling back to old probe method for s3virge
[ 948.431] (WW) Falling back to old probe method for sisusb
[ 948.431] (WW) Falling back to old probe method for sis
[ 948.431] (WW) Falling back to old probe method for trident
[ 948.431] (WW) Falling back to old probe method for tseng
[ 948.431] (WW) Falling back to old probe method for z4l
[ 948.431] (II) z4l driver for Video4Linux
[ 948.431] (WW) Falling back to old probe method for voodoo
[ 948.431] (WW) Falling back to old probe method for fbdev
[ 948.431] (WW) Falling back to old probe method for vesa
[ 948.431] No devices to configure. Configuration failed.
[ 948.431] Server terminated with error (2). Closing log file.
这是配置时候的出错部分日志。

这是查看显卡配置：lspci | grep VGA
pcilib: Cannot open /proc/bus/pci
00:02.0 VGA compatible controller: Intel Corporation Haswell Integrated Graphics Controller (rev 06)

这是startx命令启动X-windows时候的日志
[ 1280.667]
X.Org X Server 1.12.4
Release Date: 2012-08-27
[ 1280.667] X Protocol Version 11, Revision 0
[ 1280.667] Build Operating System: Linux 3.2.0-4-amd64 i686 Debian
[ 1280.667] Current Operating System: Linux OpenWrt 3.14.34 #1 SMP Wed Mar 11 05:20:46 CST 2015 i686
[ 1280.667] Build Date: 09 February 2015 10:12:47AM
[ 1280.667] xorg-server 2:1.12.4-6+deb7u6 (Julien Cristau <[email protected]>)
[ 1280.667] Current version of pixman: 0.26.0
[ 1280.667] Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
[ 1280.667] Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[ 1280.667] (==) Log file: "/var/log/Xorg.0.log", Time: Wed Apr 15 11:11:26 2015
[ 1280.672] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
[ 1280.674] (==) No Layout section. Using the first Screen section.
[ 1280.674] (==) No screen section available. Using defaults.
[ 1280.674] (**) |-->Screen "Default Screen Section" (0)
[ 1280.674] (**) | |-->Monitor "<default monitor>"
[ 1280.674] (==) No monitor specified for screen "Default Screen Section".
Using a default monitor configuration.
[ 1280.674] (==) Automatically adding devices
[ 1280.674] (==) Automatically enabling devices
[ 1280.679] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
[ 1280.679] Entry deleted from font path.
[ 1280.687] (WW) The directory "/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType" does not exist.
[ 1280.687] Entry deleted from font path.
[ 1280.687] (==) FontPath set to:
/usr/share/fonts/X11/misc,
/usr/share/fonts/X11/100dpi/:unscaled,
/usr/share/fonts/X11/75dpi/:unscaled,
/usr/share/fonts/X11/Type1,
/usr/share/fonts/X11/100dpi,
/usr/share/fonts/X11/75dpi,
built-ins
[ 1280.687] (==) ModulePath set to "/usr/lib/xorg/modules"
[ 1280.687] (II) The server relies on udev to provide the list of input devices.
If no devices become available, reconfigure udev or disable AutoAddDevices.
[ 1280.687] (II) Loader magic: 0xb775b5a0
[ 1280.687] (II) Module ABI versions:
[ 1280.687] X.Org ANSI C Emulation: 0.4
[ 1280.687] X.Org Video Driver: 12.1
[ 1280.687] X.Org XInput driver : 16.0
[ 1280.687] X.Org Server Extension : 6.0
[ 1280.687] (WW) Open ACPI failed (/var/run/acpid.socket) (No such file or directory)
[ 1280.687] (II) LoadModule: "extmod"
[ 1280.688] (II) Loading /usr/lib/xorg/modules/extensions/libextmod.so
[ 1280.691] (II) Module extmod: vendor="X.Org Foundation"
[ 1280.691] compiled for 1.12.4, module version = 1.0.0
[ 1280.691] Module class: X.Org Server Extension
[ 1280.691] ABI class: X.Org Server Extension, version 6.0
[ 1280.691] (II) Loading extension SELinux
[ 1280.691] (II) Loading extension MIT-SCREEN-SAVER
[ 1280.691] (II) Loading extension XFree86-VidModeExtension
[ 1280.691] (II) Loading extension XFree86-DGA
[ 1280.691] (II) Loading extension DPMS
[ 1280.691] (II) Loading extension XVideo
[ 1280.691] (II) Loading extension XVideo-MotionCompensation
[ 1280.691] (II) Loading extension X-Resource
[ 1280.691] (II) LoadModule: "dbe"
[ 1280.691] (II) Loading /usr/lib/xorg/modules/extensions/libdbe.so
[ 1280.692] (II) Module dbe: vendor="X.Org Foundation"
[ 1280.692] compiled for 1.12.4, module version = 1.0.0
[ 1280.692] Module class: X.Org Server Extension
[ 1280.692] ABI class: X.Org Server Extension, version 6.0
[ 1280.692] (II) Loading extension DOUBLE-BUFFER
[ 1280.692] (II) LoadModule: "glx"
[ 1280.692] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
[ 1280.699] (II) Module glx: vendor="X.Org Foundation"
[ 1280.699] compiled for 1.12.4, module version = 1.0.0
[ 1280.699] ABI class: X.Org Server Extension, version 6.0
[ 1280.699] (==) AIGLX enabled
[ 1280.699] (II) Loading extension GLX
[ 1280.699] (II) LoadModule: "record"
[ 1280.699] (II) Loading /usr/lib/xorg/modules/extensions/librecord.so
[ 1280.700] (II) Module record: vendor="X.Org Foundation"
[ 1280.700] compiled for 1.12.4, module version = 1.13.0
[ 1280.700] Module class: X.Org Server Extension
[ 1280.700] ABI class: X.Org Server Extension, version 6.0
[ 1280.700] (II) Loading extension RECORD
[ 1280.700] (II) LoadModule: "dri"
[ 1280.700] (II) Loading /usr/lib/xorg/modules/extensions/libdri.so
[ 1280.702] (II) Module dri: vendor="X.Org Foundation"
[ 1280.702] compiled for 1.12.4, module version = 1.0.0
[ 1280.702] ABI class: X.Org Server Extension, version 6.0
[ 1280.702] (II) Loading extension XFree86-DRI
[ 1280.702] (II) LoadModule: "dri2"
[ 1280.702] (II) Loading /usr/lib/xorg/modules/extensions/libdri2.so
[ 1280.703] (II) Module dri2: vendor="X.Org Foundation"
[ 1280.703] compiled for 1.12.4, module version = 1.2.0
[ 1280.703] ABI class: X.Org Server Extension, version 6.0
[ 1280.703] (II) Loading extension DRI2
[ 1280.703] (==) Matched vesa as autoconfigured driver 0
[ 1280.703] (==) Matched fbdev as autoconfigured driver 1
[ 1280.703] (==) Assigned the driver to the xf86ConfigLayout
[ 1280.703] (II) LoadModule: "vesa"
[ 1280.703] (II) Loading /usr/lib/xorg/modules/drivers/vesa_drv.so
[ 1280.703] (II) Module vesa: vendor="X.Org Foundation"
[ 1280.703] compiled for 1.12.1, module version = 2.3.1
[ 1280.703] Module class: X.Org Video Driver
[ 1280.703] ABI class: X.Org Video Driver, version 12.0
[ 1280.703] (II) LoadModule: "fbdev"
[ 1280.703] (II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so
[ 1280.703] (II) Module fbdev: vendor="X.Org Foundation"
[ 1280.703] compiled for 1.12.1, module version = 0.4.2
[ 1280.703] ABI class: X.Org Video Driver, version 12.0
[ 1280.703] (II) VESA: driver for VESA chipsets: vesa
[ 1280.703] (II) FBDEV: driver for framebuffer: fbdev
[ 1280.703] (--) using VT number 2
[ 1280.703]
Fatal server error:
[ 1280.703] xf86OpenConsole: Cannot open virtual console 2 (No such file or directory)
[ 1280.703]
[ 1280.703]
Please consult the The X.Org Foundation support
at http://wiki.x.org
for help.
[ 1280.703] Please also check the log file at "/var/log/Xorg.0.log" for additional information.
[ 1280.703]
[ 1280.704] (WW) xf86CloseConsole: KDSETMODE failed: Bad file descriptor
[ 1280.704] (WW) xf86CloseConsole: VT_GETMODE failed: Bad file descriptor
[ 1280.705] Server terminated with error (1). Closing log file.

自顶。。。。。。。。。。。。。