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本帖最后由 Xeye 于 2025-2-21 22:31 编辑
主板：R1
系统：Debian
显示：使用HDMI输出，接DELL 8K屏或ViewSonic4K屏、1920*1080屏
现象：开始时接HDMI显示器能够正常显示，使用一周左右后，在某次开机后HDMI显示器显示无信号，在PC机上通过网络运行FTP能够正常访问，说明R1板一直在工作，只是HDMI无输出，更换多个显示器后也无效果。在尝试互联网上提供的多种方法无效后，重装Debian系统后，显示正常了。过了两三个月，再次出现HDMI无信号的问题。通过PC机使用puTTY软件做为终端连接上R1主板，使用cat /var/log/Xorg.0.log指令查阅日志如下：
/$ cat /var/log/Xorg.0.log
[ 16379.631]
X.Org X Server 1.20.11
X Protocol Version 11, Revision 0
[ 16379.631] Build Operating System: linux Debian
[ 16379.631] Current Operating System: Linux R1 5.10.110 #1 SMP Thu May 16 10:55:43 CST 2024 aarch64
[ 16379.631] Kernel command line: storagemedia=emmc androidboot.storagemedia=emmc androidboot.mode=normal androidboot.verifiedbootstate=orange rw rootwait earlycon=uart8250,mmio32,0xfeb50000 console=ttyFIQ0 irqchip.gicv3_pseudo_nmi=0 root=PARTUUID=614e0000-0000
[ 16379.632] Build Date: 27 October 2024 11:03:02AM
[ 16379.632] xorg-server 2:1.20.11-1+deb11u14 (https://www.debian.org/support)
[ 16379.632] Current version of pixman: 0.40.0
[ 16379.632] Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
[ 16379.632] Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[ 16379.632] (==) Log file: "/var/log/Xorg.0.log", Time: Mon Aug 26 07:38:12 2024
[ 16379.632] (==) Using config directory: "/etc/X11/xorg.conf.d"
[ 16379.632] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
[ 16379.633] (==) No Layout section. Using the first Screen section.
[ 16379.633] (**) |-->Screen "Default Screen" (0)
[ 16379.633] (**) | |-->Monitor "Default Monitor"
[ 16379.633] (**) | |-->Device "Rockchip Graphics"
[ 16379.633] (==) Automatically adding devices
[ 16379.633] (==) Automatically enabling devices
[ 16379.633] (==) Automatically adding GPU devices
[ 16379.633] (==) Max clients allowed: 256, resource mask: 0x1fffff
[ 16379.633] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
[ 16379.633] Entry deleted from font path.
[ 16379.633] (==) 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
[ 16379.633] (==) ModulePath set to "/usr/lib/xorg/modules"
[ 16379.633] (II) The server relies on udev to provide the list of input devices.
If no devices become available, reconfigure udev or disable AutoAddDevices.
[ 16379.633] (II) Loader magic: 0x5589c5de28
[ 16379.634] (II) Module ABI versions:
[ 16379.634] X.Org ANSI C Emulation: 0.4
[ 16379.634] X.Org Video Driver: 24.1
[ 16379.634] X.Org XInput driver : 24.1
[ 16379.634] X.Org Server Extension : 10.0
[ 16379.636] (++) using VT number 7
[ 16379.636] (II) systemd-logind: logind integration requires -keeptty and -keeptty was not provided, disabling logind integration
[ 16379.638] (II) xfree86: Adding drm device (/dev/dri/card0)
[ 16379.639] (II) xfree86: Adding drm device (/dev/dri/card1)
[ 16379.640] (II) no primary bus or device found
[ 16379.640] falling back to /sys/devices/platform/display-subsystem/drm/card0
[ 16379.640] (II) LoadModule: "glx"
[ 16379.640] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
[ 16379.643] (II) Module glx: vendor="X.Org Foundation"
[ 16379.643] compiled for 1.20.11, module version = 1.0.0
[ 16379.643] ABI class: X.Org Server Extension, version 10.0
[ 16379.643] (II) LoadModule: "modesetting"
[ 16379.644] (II) Loading /usr/lib/xorg/modules/drivers/modesetting_drv.so
[ 16379.644] (II) Module modesetting: vendor="X.Org Foundation"
[ 16379.644] compiled for 1.20.11, module version = 1.20.11
[ 16379.644] Module class: X.Org Video Driver
[ 16379.644] ABI class: X.Org Video Driver, version 24.1
[ 16379.644] (II) modesetting: Driver for Modesetting Kernel Drivers: kms
[ 16379.645] (II) modeset(0): using drv /dev/dri/card0
[ 16379.645] (WW) VGA arbiter: cannot open kernel arbiter, no multi-card support
[ 16379.645] (II) modeset(0): Creating default Display subsection in Screen section
"Default Screen" for depth/fbbpp 24/32
[ 16379.645] (==) modeset(0): Depth 24, (==) framebuffer bpp 32
[ 16379.645] (**) modeset(0): Option "AccelMethod" "glamor"
[ 16379.645] (==) modeset(0): RGB weight 888
[ 16379.645] (==) modeset(0): Default visual is TrueColor
[ 16379.645] (II) Loading sub module "glamoregl"
[ 16379.645] (II) LoadModule: "glamoregl"
[ 16379.646] (II) Loading /usr/lib/xorg/modules/libglamoregl.so
[ 16379.665] (II) Module glamoregl: vendor="X.Org Foundation"
[ 16379.665] compiled for 1.20.11, module version = 1.0.1
[ 16379.665] ABI class: X.Org ANSI C Emulation, version 0.4
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发表于 2025-2-21 22:14:15
楼主
