![]() ![]() ![]() The preferred way of specifying the layout is to explicitly specify Screens using the old method, with the second located to the right Here is an example of a ServerLayout section for two Of providing the positioning information is to give the names of When no screen number is specified, they are numbered according to The screen names may optionally be followedīy a number specifying the preferred screen number, and optionallyīy information specifying the physical positioning of the screen,Įither in absolute terms or relative to another screen (or screens). In the absence of this, a default will be chosen The global values in the ServerFlags section.Ī ServerLayout section can be made active by being referenced on Included in a ServerLayout section, making it possible to override Has an identifier, a list of Screen section identifiers, and a list of Which Screen sections are to be used in a multi-headed configuration,Īnd the relative layout of those screens. The ServerLayout section is a new section that is used to identify Table of Contents Preface The nf File Device section Screen section InputDevice section ServerLayout section Options Driver Interface Resource Access Control Introduction Terms and Definitions Control Flow in the Server and Mandatory Driver Functions Parse the nf file Initial processing of parsed information and command line optionsĮnable port I/O access General bus probe Load initial set of modules Register Video and Input Drivers Initialise Access Control Video Driver Probe Matching Screens Allocate non-conflicting resources Sort the Screens and pre-check Monitor Information PreInit Cleaning up Unused Drivers Consistency Checks Check if Resource Control is Needed AddScreen (ScreenInit) Finalising RAC Initialisation Finishing InitOutput() Mode Switching Changing Viewport VT Switching End of server generation Optional Driver Functions Mode Validation Free screen data Recommended driver functions Save Restore Initialise Mode Data and Data Structures Command line data Data handling Accessing global data Allocating private data Keeping Track of Bus Resources Theory of Operation Resource Types Available Functions Config file “ Option” entries Modules, Drivers, Include Files and Interface Issues Include files Offscreen Memory Manager Colormap Handling DPMS Extension DGA Extension The XFree86 X Video Extension (Xv) Device Dependent Layer The Loader Loader Overview Semi-private Loader Interface Module Requirements Public Loader Interface Special Registration Functions Helper Functions Functions for printing messages Functions for setting values based on command line and config file Primary Mode functions Secondary Mode functions Functions for handling strings and tokens Functions for finding which config file entries to use Probing discrete clocks on old hardware Other helper functions The vgahw module Data Structures General vgahw Functions VGA Colormap Functions VGA Register Access Functions Some notes about writing a driver Include files Data structures and initialisation Functions ![]()
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