Не запускаются иксы

[ 175.080]
X.Org X Server 1.16.0
Release Date: 2014-07-16
[ 175.080] X Protocol Version 11, Revision 0
[ 175.080] Build Operating System: Linux 3.15.5-2-ARCH x86_64
[ 175.080] Current Operating System: Linux arch 3.15.7-1-ARCH #1 SMP PREEMPT Mon Jul 28 20:06:17 CEST 2014 x86_64
[ 175.080] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-linux root=UUID=684c4d97-9c11-4642-adf6-a237f08345b2 rw quiet
[ 175.080] Build Date: 31 July 2014 11:53:19AM
[ 175.080]
[ 175.080] Current version of pixman: 0.32.6
[ 175.080] Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
[ 175.080] Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[ 175.086] (==) Log file: "/var/log/Xorg.0.log", Time: Sat Aug 2 23:06:56 2014
[ 175.088] (==) Using config file: "/etc/X11/xorg.conf"
[ 175.090] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
[ 175.090] (==) ServerLayout "Layout0"
[ 175.090] (**) |-->Screen "Screen0" (0)
[ 175.090] (**) | |-->Monitor "Monitor0"
[ 175.090] (**) | |-->Device "Device0"
[ 175.090] (**) |-->Input Device "Keyboard0"
[ 175.090] (**) |-->Input Device "Mouse0"
[ 175.090] (==) Automatically adding devices
[ 175.090] (==) Automatically enabling devices
[ 175.090] (==) Automatically adding GPU devices
[ 175.090] (WW) The directory "/usr/share/fonts/OTF/" does not exist.
[ 175.090] Entry deleted from font path.
[ 175.090] (WW) `fonts.dir' not found (or not valid) in "/usr/share/fonts/100dpi/".
[ 175.090] Entry deleted from font path.
[ 175.090] (Run 'mkfontdir' on "/usr/share/fonts/100dpi/").
[ 175.090] (WW) `fonts.dir' not found (or not valid) in "/usr/share/fonts/75dpi/".
[ 175.090] Entry deleted from font path.
[ 175.090] (Run 'mkfontdir' on "/usr/share/fonts/75dpi/").
[ 175.090] (==) FontPath set to:
/usr/share/fonts/misc/,
/usr/share/fonts/TTF/,
/usr/share/fonts/Type1/
[ 175.090] (==) ModulePath set to "/usr/lib/xorg/modules"
[ 175.090] (WW) Hotplugging is on, devices using drivers 'kbd', 'mouse' or 'vmmouse' will be disabled.
[ 175.090] (WW) Disabling Keyboard0
[ 175.090] (WW) Disabling Mouse0
[ 175.090] (II) Loader magic: 0x818d80
[ 175.090] (II) Module ABI versions:
[ 175.090] X.Org ANSI C Emulation: 0.4
[ 175.090] X.Org Video Driver: 18.0
[ 175.090] X.Org XInput driver : 21.0
[ 175.090] X.Org Server Extension : 8.0
[ 175.092] (II) systemd-logind: took control of session /org/freedesktop/login1/session/c1
[ 175.093] (II) xfree86: Adding drm device (/dev/dri/card1)
[ 175.093] (II) systemd-logind: got fd for /dev/dri/card1 226:1 fd 8 paused 0
[ 175.093] (II) xfree86: Adding drm device (/dev/dri/card0)
[ 175.094] (II) systemd-logind: got fd for /dev/dri/card0 226:0 fd 9 paused 0
[ 175.095] (--) PCI:*(0:0:2:0) 8086:0166:1025:0835 rev 9, Mem @ 0xb3000000/4194304, 0xc0000000/268435456, I/O @ 0x00003000/64
[ 175.095] (--) PCI: (0:1:0:0) 10de:1140:1025:0837 rev 161, Mem @ 0xb2000000/16777216, 0xa0000000/268435456, 0xb0000000/33554432, I/O @ 0x00002000/128
[ 175.096] (II) Open ACPI successful (/var/run/acpid.socket)
[ 175.096] (II) LoadModule: "glx"
[ 175.096] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
[ 175.107] (II) Module glx: vendor="NVIDIA Corporation"
[ 175.107] compiled for 4.0.2, module version = 1.0.0
[ 175.107] Module class: X.Org Server Extension
[ 175.107] (II) NVIDIA GLX Module 340.24 Wed Jul 2 15:04:31 PDT 2014
[ 175.107] (II) LoadModule: "nvidia"
[ 175.107] (II) Loading /usr/lib/xorg/modules/drivers/nvidia_drv.so
[ 175.107] (II) Module nvidia: vendor="NVIDIA Corporation"
[ 175.107] compiled for 4.0.2, module version = 1.0.0
[ 175.107] Module class: X.Org Video Driver
[ 175.107] (II) NVIDIA dlloader X Driver 340.24 Wed Jul 2 14:42:23 PDT 2014
[ 175.107] (II) NVIDIA Unified Driver for all Supported NVIDIA GPUs
[ 175.107] (++) using VT number 1

[ 175.107] (--) controlling tty is VT number 1, auto-enabling KeepTty
[ 175.108] (EE) No devices detected.
[ 175.108] (EE)
Fatal server error:
[ 175.108] (EE) no screens found(EE)
[ 175.108] (EE)
Please consult the The X.Org Foundation support
at http://wiki.x.org
for help.
[ 175.108] (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
[ 175.108] (EE)

xrandr --listproviders
Providers: number : 2
Provider 0: id: 0x88 cap: 0xb, Source Output, Sink Output, Sink Offload crtcs: 4 outputs: 5 associated providers: 0 name:Intel
Provider 1: id: 0x5f cap: 0x5, Source Output, Source Offload crtcs: 0 outputs: 0 associated providers: 0 name:nouveau

export DRI_PRIME=1

#set nvidia prime
xrandr --setprovideroffloadsink 0x5f 0x88
xcompmgr -n &

onymoth
corner, так ведь прайм использует nouveau. А если обойтись стандартным драйвером?

...
VGA compatible controller: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller (rev 06)
...
3D controller: NVIDIA Corporation GK208M [GeForce GT 740M] (rev a1)