Le mercredi 25 mai 2011 à 20:22 +0400, Ilya Ilembitov a écrit : > Hi, all. > > I have installed Debian Testing amd64 on my HP Envy 13, which has two GPUs - > ATI Mobility HD 4330 and Intel GMA 4500MHD. Which means, I need some kind of > switching through vga_switcheroo. > > I've tried following this guide ( > http://linuxenvy.blogspot.com/2011/01/tackling-switchable-graphics.html) for > Ubuntu. I get this > > cat: /sys/kernel/debug/vgaswitcheroo/switch: No such file or directory > cat: /sys/kernel/debug/vgaswitcheroo/switch: No such file or directory > [: 96: unexpected operator > [: 96: unexpected operator > [: 96: unexpected operator > [: 96: unexpected operator > > What do I do?
install debugfs. in /etc/fstab : none /sys/kernel/debug debugfs defaults 0 0 and : # mount -a for use it with your user, in /etc/rc.local : # chown your_user:your_user /sys/kernel/debug/vgaswitcheroo/switch and now, identify your card : $ lspci |grep -i vga get status : cat /sys/kernel/debug/vgaswitcheroo/switch switch to ati : echo DDIS > /sys/kernel/debug/vgaswitcheroo/switch switch to intel : echo DIGD > /sys/kernel/debug/vgaswitcheroo/switch power off unused : echo OFF > /sys/kernel/debug/vgaswitcheroo/switch power on unused : echo ON > /sys/kernel/debug/vgaswitcheroo/switch make scripts ^_^; best regards -- Jérôme -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected] Archive: http://lists.debian.org/[email protected]
