124 lines
3.5 KiB
C
124 lines
3.5 KiB
C
/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86DoProbe.c,v 1.14 2003/10/29 04:17:21 dawes Exp $ */
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/*
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* Copyright (c) 1999-2002 by The XFree86 Project, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of the copyright holder(s)
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* and author(s) shall not be used in advertising or otherwise to promote
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* the sale, use or other dealings in this Software without prior written
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* authorization from the copyright holder(s) and author(s).
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*/
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/*
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* finish setting up the server
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* Load the driver modules and call their probe functions.
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include <ctype.h>
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#include <stdlib.h>
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#include <X11/X.h>
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#include <X11/Xmd.h>
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#include "os.h"
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#ifdef XFree86LOADER
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#include "loaderProcs.h"
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#include "xf86Config.h"
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#endif /* XFree86LOADER */
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#include "xf86_OSlib.h"
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#include "xf86.h"
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#include "xf86Priv.h"
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void
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DoProbe()
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{
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int i;
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Bool probeResult;
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Bool ioEnableFailed = FALSE;
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#ifdef XFree86LOADER
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/* Find the list of video driver modules. */
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char **list = xf86DriverlistFromCompile();
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char **l;
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if (list) {
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ErrorF("List of video driver modules:\n");
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for (l = list; *l; l++)
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ErrorF("\t%s\n", *l);
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} else {
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ErrorF("No video driver modules found\n");
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}
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/* Load all the drivers that were found. */
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xf86LoadModules(list, NULL);
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#endif /* XFree86LOADER */
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/* Disable PCI devices */
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xf86AccessInit();
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/* Call all of the probe functions, reporting the results. */
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for (i = 0; i < xf86NumDrivers; i++) {
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DriverRec * const drv = xf86DriverList[i];
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if (!xorgHWAccess) {
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xorgHWFlags flags;
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if (!drv->driverFunc
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|| !drv->driverFunc( NULL, GET_REQUIRED_HW_INTERFACES, &flags )
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|| NEED_IO_ENABLED(flags)) {
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if (ioEnableFailed)
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continue;
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if (!xf86EnableIO()) {
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ioEnableFailed = TRUE;
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continue;
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}
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xorgHWAccess = TRUE;
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}
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}
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xf86MsgVerb(X_INFO, 3, "Probing in driver %s\n", drv->driverName);
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if (drv->Probe == NULL) continue;
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probeResult = (*drv->Probe)( drv, PROBE_DETECT );
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if (!probeResult) {
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xf86ErrorF("Probe in driver `%s' returns FALSE\n",
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drv->driverName);
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} else {
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xf86ErrorF("Probe in driver `%s' returns TRUE\n",
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drv->driverName);
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/* If we have a result, then call driver's Identify function */
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if (drv->Identify != NULL) {
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const int verbose = xf86SetVerbosity(1);
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(*drv->Identify)(0);
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xf86SetVerbosity(verbose);
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}
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}
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}
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OsCleanup(TRUE);
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AbortDDX();
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fflush(stderr);
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exit(0);
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}
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