Ubuntu中文论坛

641373463 写了：我系统ubuntu12.04没有这个文件/sys/kernel/debug/vgaswitcheroo/switch，折磨办？

枫叶饭团 写了：

净叶冥 写了：枫叶饭团, 请教楼主
lspci | grep VGA
之后 显示
00:02.0 VGA compatible controller: Intel Corporation Ivy Bridge Graphics Controller (rev 09)

没有N卡的任何信息是怎么会是啊？

那就是没有N卡。。。

641373463 写了：我系统ubuntu12.04没有这个文件/sys/kernel/debug/vgaswitcheroo/switch，折磨办？

邓小宽 写了：楼主请问我13.04自己编译了3.12.1的内核，bbb失效了怎么办？？？具体情况现在说不清楚。运行optirun有两行提示，有一行说it's running之类的。开机时也提示有两行错误【AA。。。】什么的。原来3.8的内核我已经卸了。具体显示内容我会抽时间发上来。

01:00.0 3D controller: NVIDIA Corporation GF117M [GeForce 610M/710M / GT 620M/625M/630M/720M] (rev a1)
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)

 uname -a
Linux dengtk-Lenovo-G480 3.12.1 #1 SMP Tue Nov 26 22:21:45 CST 2013 i686 i686 i686 GNU/Linux

optirun
[ 2543.440649] [ERROR]The Bumblebee daemon has not been started yet or the socket path /var/run/bumblebee.socket was incorrect.
[ 2543.440683] [ERROR]Could not connect to bumblebee daemon - is it running?

邓小宽 写了：[/code]

邓小宽 写了：楼主请问我13.04自己编译了3.12.1的内核，bbb失效了怎么办？？？具体情况现在说不清楚。运行optirun有两行提示，有一行说it's running之类的。开机时也提示有两行错误【AA。。。】什么的。原来3.8的内核我已经卸了。具体显示内容我会抽时间发上来。

代码： 全选

01:00.0 3D controller: NVIDIA Corporation GF117M [GeForce 610M/710M / GT 620M/625M/630M/720M] (rev a1)
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)

代码： 全选

 uname -a
Linux dengtk-Lenovo-G480 3.12.1 #1 SMP Tue Nov 26 22:21:45 CST 2013 i686 i686 i686 GNU/Linux

代码： 全选

optirun
[ 2543.440649] [ERROR]The Bumblebee daemon has not been started yet or the socket path /var/run/bumblebee.socket was incorrect.
[ 2543.440683] [ERROR]Could not connect to bumblebee daemon - is it running?

overmind 写了：我的THINKPAD E420S I3+AMD HD 6630装了附加驱动以后貌似没问题