1. 硬件信息

   

2.nvidia驱动信息

3.操作流程

• 使用以下命令执行显卡切换操作

  sudo prime-select nvidia
  

• 重启设备黑屏无法进入桌面，但命令行界面正常进入

4.xorg日志摘要

[     4.662] 
X.Org X Server 1.20.11
X Protocol Version 11, Revision 0
[     4.662] Build Operating System: linux Debian
[     4.662] Current Operating System: Linux qzh-PC 5.18.17-amd64-desktop-hwe #20.01.00.01 SMP PREEMPT_DYNAMIC Tue Sep 13 11:35:10 CST 2022 x86_64
[     4.662] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-5.18.17-amd64-desktop-hwe root=UUID=2bd457df-95e9-49fb-926b-198909d91a20 ro splash quiet nomodeset DEEPIN_GFXMODE=
[     4.662] Build Date: 16 December 2021  05:08:23PM
[     4.662] xorg-server 2:1.20.11-1+deb11u1 (https://www.debian.org/support) 
[     4.662] Current version of pixman: 0.36.0
[     4.662] 	Before reporting problems, check http://wiki.x.org
	to make sure that you have the latest version.
[     4.662] Markers: (--) probed, (**) from config file, (==) default setting,
	(++) from command line, (!!) notice, (II) informational,
	(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[     4.662] (==) Log file: "/var/log/Xorg.0.log", Time: Sun Nov  6 00:46:18 2022
[     4.663] (==) Using config directory: "/etc/X11/xorg.conf.d"
[     4.663] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
[     4.664] (==) ServerLayout "layout"
[     4.664] (**) |-->Screen "intel" (0)
[     4.664] (**) |   |-->Monitor ""
[     4.664] (**) |   |-->Device "intel"
[     4.664] (**) |   |-->GPUDevice "nvidia"
[     4.664] (==) No monitor specified for screen "intel".
	Using a default monitor configuration.
[     4.664] (==) Automatically adding devices
[     4.664] (==) Automatically enabling devices
[     4.664] (==) Automatically adding GPU devices
[     4.664] (==) Max clients allowed: 256, resource mask: 0x1fffff
[     4.665] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
[     4.665] 	Entry deleted from font path.
[     4.666] (==) 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
[     4.666] (==) ModulePath set to "/usr/lib/xorg/modules"
[     4.666] (II) The server relies on udev to provide the list of input devices.
	If no devices become available, reconfigure udev or disable AutoAddDevices.
[     4.666] (II) Loader magic: 0x62ae40
[     4.666] (II) Module ABI versions:
[     4.666] 	X.Org ANSI C Emulation: 0.4
[     4.666] 	X.Org Video Driver: 24.1
[     4.666] 	X.Org XInput driver : 24.1
[     4.666] 	X.Org Server Extension : 10.0
[     4.666] (++) using VT number 1

[     4.666] (II) systemd-logind: logind integration requires -keeptty and -keeptty was not provided, disabling logind integration
[     4.666] (II) xfree86: Adding drm device (/dev/dri/card0)
[     4.668] (--) PCI:*(0@0:2:0) 8086:46a6:1ee7:2027 rev 12, Mem @ 0x6012000000/16777216, 0x4000000000/268435456, I/O @ 0x00004000/64, BIOS @ 0x????????/131072
[     4.668] (--) PCI: (1@0:0:0) 10de:1f9f:1ee7:2027 rev 161, Mem @ 0x51000000/16777216, 0x6000000000/268435456, 0x6010000000/33554432, I/O @ 0x00003000/128
[     4.668] (II) LoadModule: "glx"
[     4.669] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
[     4.672] (II) Module glx: vendor="X.Org Foundation"
[     4.672] 	compiled for 1.20.11, module version = 1.0.0
[     4.672] 	ABI class: X.Org Server Extension, version 10.0
[     4.672] (II) LoadModule: "modesetting"
[     4.672] (II) Loading /usr/lib/xorg/modules/drivers/modesetting_drv.so
[     4.672] (II) Module modesetting: vendor="X.Org Foundation"
[     4.672] 	compiled for 1.20.11, module version = 1.20.11
[     4.672] 	Module class: X.Org Video Driver
[     4.672] 	ABI class: X.Org Video Driver, version 24.1
[     4.672] (II) LoadModule: "nvidia"
[     4.672] (II) Loading /usr/lib/xorg/modules/drivers/nvidia_drv.so
[     4.674] (II) Module nvidia: vendor="NVIDIA Corporation"
[     4.674] 	compiled for 1.6.99.901, module version = 1.0.0
[     4.674] 	Module class: X.Org Video Driver
[     4.675] (II) modesetting: Driver for Modesetting Kernel Drivers: kms
[     4.675] (II) NVIDIA dlloader X Driver  510.73.08  Wed May 18 20:32:41 UTC 2022
[     4.675] (II) NVIDIA Unified Driver for all Supported NVIDIA GPUs
[     4.675] (WW) Falling back to old probe method for modesetting
[     4.675] (II) Loading sub module "fb"
[     4.675] (II) LoadModule: "fb"
[     4.675] (II) Loading /usr/lib/xorg/modules/libfb.so
[     4.676] (II) Module fb: vendor="X.Org Foundation"
[     4.676] 	compiled for 1.20.11, module version = 1.0.0
[     4.676] 	ABI class: X.Org ANSI C Emulation, version 0.4
[     4.676] (II) Loading sub module "wfb"
[     4.676] (II) LoadModule: "wfb"
[     4.676] (II) Loading /usr/lib/xorg/modules/libwfb.so
[     4.676] (II) Module wfb: vendor="X.Org Foundation"
[     4.676] 	compiled for 1.20.11, module version = 1.0.0
[     4.676] 	ABI class: X.Org ANSI C Emulation, version 0.4
[     4.676] (II) Loading sub module "ramdac"
[     4.676] (II) LoadModule: "ramdac"
[     4.676] (II) Module "ramdac" already built-in
[     5.267] (EE) Screen 0 deleted because of no matching config section.
[     5.267] (II) UnloadModule: "modesetting"
[     5.267] (EE) Device(s) detected, but none match those in the config file.
[     5.267] (EE) 
Fatal server error:
[     5.267] (EE) no screens found(EE) 
[     5.267] (EE) 
Please consult the The X.Org Foundation support 
	 at http://wiki.x.org
 for help. 
[     5.267] (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
[     5.267] (EE) 
[     5.269] (EE) Server terminated with error (1). Closing log file.