Web hosting faq - 116Part ILinux First StepsGetting New X DriversWorking video
116Part ILinux First StepsGetting New X DriversWorking video drivers are available with most video cards you can purchase today. However, to get some advanced features from your video cards (such as 3D acceler- ation) you may need to get proprietary drivers directly from the video manufactur- ers. In particular, you may want to get drivers from NVIDIA and ATI. To get new drivers for video cards or chipsets from NVIDIA, go to the NVIDIA site(www.nvidia.com) and select the Download Drivers button. Follow the link toLinux and FreeBSD drivers. Links from the page that appears will take you to a Webpage from which you can download the new driver and get instructions forinstalling it. For ATI video cards and chipsets, go to www.ati.comand select Drivers & Software. Follow the links to Linux drivers and related installation instructions. Tuning Up Your X Configuration FileThe xorg.conffile might look a bit complicated when you first start working withit. However, chances are that there are only a few key elements you will need tochange in it. As root user, open the /etc/X11/xorg.conffile in any text editor. Here are some things you can look for: .Mouse Look for an InputDevice section with a Mouse0 or Mouse1 identifier. That section for a simple two-button, PS2 mouse might look as follows: Section InputDevice Identifier Mouse0 Driver mouse Option Protocol PS/2 Option Device /dev/psaux EndSectionIf you are unable to use some feature of the mouse, such as a middle wheel, you might be able to get it working with an entry that looks more like thefollowing: Section InputDevice Identifier Mouse0 Driver mouse Option Protocol IMPS/2 Option Device /dev/psaux Option ZAxisMapping 4 5 EndSectionDon t change the mouse identifier, but you can change the protocol and addthe ZAxisMapping line to enable your wheel mouse. Try restarting X and try- ing your mouse wheel on something like a Web page to see if you can scroll upand down with it.