我使用的是东芝笔记本电脑,在英特尔图形控制器上运行 Ubuntu 12.04,通过 HDMI 连接到飞利浦显示器。有一天,联系(更不用说显示器了)通过 HDMI 就消失了。我之前也遇到过同样的问题,通过更新解决了这个问题(就像这个家伙的如何使用 xrandr 检测和配置输出?)。那天我记录了自己运行的更新,但好像没有任何图形更新。这似乎是系统问题,所以我想一劳永逸地解决它。
提前谢谢!如果您需要更多详细信息,请告诉我。
我试过:
- 重启
sudo apt-get upgrade && sudo apt-get update
- 重新连接
xrandr 的输出:
$ xrandr
Screen 0: minimum 320 x 200, current 3286 x 1080, maximum 8192 x 8192
LVDS1 connected 1366x768+0+312 (normal left inverted right x axis y axis) 0mm x 0mm
1366x768 60.2*+
1360x768 59.8 60.0
1024x768 60.0
800x600 60.3 56.2
640x480 59.9
VGA1 connected 1920x1080+1366+0 (normal left inverted right x axis y axis) 476mm x 268mm
1920x1080 60.0*+
1680x1050 60.0
1280x1024 75.0 60.0
1440x900 75.0 59.9
1280x720 60.0
1024x768 75.1 60.0
800x600 75.0 60.3
640x480 72.8 75.0 66.7 60.0
720x400 70.1
lspci 的输出:
$ lspci -v
00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor
Graphics Controller (rev 09) (prog-if 00 [VGA controller])
Subsystem: Toshiba America Info Systems Device 0004
Flags: bus master, fast devsel, latency 0, IRQ 45
Memory at e0000000 (64-bit, non-prefetchable) [size=4M]
Memory at d0000000 (64-bit, prefetchable) [size=256M]
I/O ports at 2000 [size=64]
Expansion ROM at <unassigned> [disabled]
Capabilities: <access denied>
Kernel driver in use: i915
Kernel modules: i915