xorg-server-1.4/hw/xfree86/common/xf86DoScanPci.c

   1 /*
   2  * Copyright (c) 1999-2002 by The XFree86 Project, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  * Except as contained in this notice, the name of the copyright holder(s)
  23  * and author(s) shall not be used in advertising or otherwise to promote
  24  * the sale, use or other dealings in this Software without prior written
  25  * authorization from the copyright holder(s) and author(s).
  26  */
  27
  28 /*
  29  * Finish setting up the server.
  30  * Call the functions from the scanpci module.
  31  */
  32
  33 #ifdef HAVE_XORG_CONFIG_H
  34 #include <xorg-config.h>
  35 #endif
  36
  37 #include <ctype.h>
  38 #include <stdlib.h>
  39 #include <X11/X.h>
  40 #include <X11/Xmd.h>
  41 #include "os.h"
  42 #include "loaderProcs.h"
  43 #include "xf86.h"
  44 #include "xf86Priv.h"
  45 #include "xf86Pci.h"
  46 #include "xf86ScanPci.h"
  47
  48
  49 void DoScanPci(int argc, char **argv, int i)
  50 {
  51   int j,skip,globalVerbose,scanpciVerbose;
  52   ScanPciSetupProcPtr PciSetup;
  53   ScanPciDisplayCardInfoProcPtr DisplayPCICardInfo;
  54   int errmaj, errmin;
  55
  56   /*
  57    * first we need to finish setup of the OS so that we can call other
  58    * functions in the server
  59    */
  60   OsInit();
  61
  62   /*
  63    * The old verbosity processing that was here isn't useful anymore, but
  64    * for compatibility purposes, ignore verbosity changes after the -scanpci
  65    * flag.
  66    */
  67   globalVerbose = xf86Verbose;
  68
  69   /*
  70    * next we process the arguments that are remaining on the command line,
  71    * so that things like the module path can be set there
  72    */
  73   for ( j = i+1; j < argc; j++ ) {
  74     if ((skip = ddxProcessArgument(argc, argv, j)))
  75         j += (skip - 1);
  76   }
  77
  78   /*
  79    * Was the verbosity level increased?  If so, set it back.
  80    */
  81   if (xf86Verbose > globalVerbose)
  82     xf86SetVerbosity(globalVerbose);
  83
  84   /*
  85    * Setting scanpciVerbose to 0 will ensure that the output will go to
  86    * stderr for all reasonable default stderr verbosity levels.
  87    */
  88   scanpciVerbose = 0;
  89
  90   /*
  91    * now get the loader set up and load the scanpci module
  92    */
  93   /* Initialise the loader */
  94   LoaderInit();
  95   /* Tell the loader the default module search path */
  96   LoaderSetPath(xf86ModulePath);
  97
  98   if (!LoadModule("scanpci", NULL, NULL, NULL, NULL, NULL,
  99                   &errmaj, &errmin)) {
 100     LoaderErrorMsg(NULL, "scanpci", errmaj, errmin);
 101     exit(1);
 102   }
 103   PciSetup = (ScanPciSetupProcPtr)LoaderSymbol("ScanPciSetupPciIds");
 104   DisplayPCICardInfo =
 105     (ScanPciDisplayCardInfoProcPtr)LoaderSymbol("ScanPciDisplayPCICardInfo");
 106
 107   if (!(*PciSetup)())
 108     FatalError("ScanPciSetupPciIds() failed\n");
 109   (*DisplayPCICardInfo)(scanpciVerbose);
 110
 111   /*
 112    * That's it; we really should clean things up, but a simple
 113    * exit seems to be all we need.
 114    */
 115   exit(0);
 116 }