我正在尝试使用我的 Pi 2B 在 arch linux ARM 上运行 X11。每当我尝试运行 startx 时，X 服务器就会终止，日志文件如下：
X.Org X Server 1.21.1.8
X Protocol Version 11, Revision 0
[ 60.623] Current Operating System: Linux alarmpi 6.1.35-4-rpi-ARCH #1 SMP Sun Jun 25 13:05:28 MDT 2023 armv7l
[ 60.623] Kernel command line: coherent_pool=1M snd_bcm2835.enable_headphones=0 snd_bcm2835.enable_hdmi=0 video=HDMI-A-1:1920x1080M@60 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 root=/dev/mmcblk0p2 rw rootwait console=ttyAMA0,115200 console=tty1 fsck.repair=yes
[ 60.641]
[ 60.646] Current version of pixman: 0.42.2
[ 60.658] Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
[ 60.658] Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[ 60.681] (==) Log file: "/home/swee/.local/share/xorg/Xorg.0.log", Time: Mon Jul 10 22:19:07 2023
[ 60.687] (==) Using config directory: "/etc/X11/xorg.conf.d"
[ 60.692] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
[ 60.693] (==) No Layout section. Using the first Screen section.
[ 60.693] (==) No screen section available. Using defaults.
[ 60.693] (**) |-->Screen "Default Screen Section" (0)
[ 60.693] (**) | |-->Monitor "<default monitor>"
[ 60.695] (==) No device specified for screen "Default Screen Section".
Using the first device section listed.
[ 60.695] (**) | |-->Device "card0"
[ 60.695] (==) No monitor specified for screen "Default Screen Section".
Using a default monitor configuration.
[ 60.695] (==) Automatically adding devices
[ 60.695] (==) Automatically enabling devices
[ 60.695] (==) Automatically adding GPU devices
[ 60.695] (==) Automatically binding GPU devices
[ 60.695] (==) Max clients allowed: 256, resource mask: 0x1fffff
[ 60.695] (WW) The directory "/usr/share/fonts/misc" does not exist.
[ 60.695] Entry deleted from font path.
[ 60.695] (WW) The directory "/usr/share/fonts/TTF" does not exist.
[ 60.695] Entry deleted from font path.
[ 60.696] (WW) The directory "/usr/share/fonts/OTF" does not exist.
[ 60.696] Entry deleted from font path.
[ 60.696] (WW) The directory "/usr/share/fonts/Type1" does not exist.
[ 60.696] Entry deleted from font path.
[ 60.696] (WW) The directory "/usr/share/fonts/100dpi" does not exist.
[ 60.696] Entry deleted from font path.
[ 60.696] (WW) The directory "/usr/share/fonts/75dpi" does not exist.
[ 60.696] Entry deleted from font path.
[ 60.696] (==) FontPath set to:
[ 60.696] (==) ModulePath set to "/usr/lib/xorg/modules"
[ 60.696] (II) The server relies on udev to provide the list of input devices.
If no devices become available, reconfigure udev or disable AutoAddDevices.
[ 60.696] (II) Module ABI versions:
[ 60.696] X.Org ANSI C Emulation: 0.4
[ 60.696] X.Org Video Driver: 25.2
[ 60.696] X.Org XInput driver : 24.4
[ 60.696] X.Org Server Extension : 10.0
[ 60.700] (++) using VT number 1
[ 60.710] (II) systemd-logind: took control of session /org/freedesktop/login1/session/_31
[ 60.716] (II) xfree86: Adding drm device (/dev/dri/card0)
[ 60.716] (II) Platform probe for /sys/devices/platform/soc/soc:gpu/drm/card0
[ 60.721] (II) systemd-logind: got fd for /dev/dri/card0 226:0 fd 11 paused 0
[ 60.722] (II) no primary bus or device found
[ 60.723] falling back to /sys/devices/platform/soc/soc:gpu/drm/card0
[ 60.723] (II) LoadModule: "glx"
[ 60.724] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
[ 60.737] (II) Module glx: vendor="X.Org Foundation"
[ 60.737] compiled for 1.21.1.8, module version = 1.0.0
[ 60.737] ABI class: X.Org Server Extension, version 10.0
[ 60.737] (II) LoadModule: "fbdev"
[ 60.738] (II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so
[ 60.739] (II) Module fbdev: vendor="X.Org Foundation"
[ 60.739] compiled for 1.21.1.1, module version = 0.5.0
[ 60.739] Module class: X.Org Video Driver
[ 60.739] ABI class: X.Org Video Driver, version 25.2
[ 60.739] (II) FBDEV: driver for framebuffer: fbdev
[ 60.740] (WW) Falling back to old probe method for fbdev
[ 60.740] (II) Loading sub module "fbdevhw"
[ 60.740] (II) LoadModule: "fbdevhw"
[ 60.741] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
[ 60.745] (II) Module fbdevhw: vendor="X.Org Foundation"
[ 60.745] compiled for 1.21.1.8, module version = 0.0.2
[ 60.745] ABI class: X.Org Video Driver, version 25.2
[ 60.745] (EE) open /dev/fb0: Permission denied
[ 60.745] (WW) Falling back to old probe method for fbdev
[ 60.745] (II) Loading sub module "fbdevhw"
[ 60.745] (II) LoadModule: "fbdevhw"
[ 60.746] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
[ 60.746] (II) Module fbdevhw: vendor="X.Org Foundation"
[ 60.746] compiled for 1.21.1.8, module version = 0.0.2
[ 60.746] ABI class: X.Org Video Driver, version 25.2
[ 60.746] (EE) open /dev/fb0: Permission denied
[ 60.746] (EE) No devices detected.
[ 60.746] (EE)
Fatal server error:
[ 60.747] (EE) no screens found(EE)
[ 60.747] (EE)
Please consult the The X.Org Foundation support
at http://wiki.x.org
for help.
[ 60.747] (EE) Please also check the log file at "/home/swee/.local/share/xorg/Xorg.0.log" for additional information.
[ 60.747] (EE)
[ 60.767] (EE) Server terminated with error (1). Closing log file.
Xorg 服务器在 root 下工作正常。但不适用于我的非 root 用户（swee）