massive reduction of unneeded files

1 files changed, 0 insertions, 2983 deletions

diff --git a/nx-X11/programs/Xserver/hw/xfree86/common/xf86Helper.c b/nx-X11/programs/Xserver/hw/xfree86/common/xf86Helper.c
deleted file mode 100644
index a6c7d5c89..000000000
--- a/nx-X11/programs/Xserver/hw/xfree86/common/xf86Helper.c
+++ /dev/null
@@ -1,2983 +0,0 @@
-/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86Helper.c,v 1.136 2004/01/27 01:31:45 dawes Exp $ */
-
-/*
- * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Except as contained in this notice, the name of the copyright holder(s)
- * and author(s) shall not be used in advertising or otherwise to promote
- * the sale, use or other dealings in this Software without prior written
- * authorization from the copyright holder(s) and author(s).
- */
-
-/*
- * Authors: Dirk Hohndel <hohndel@XFree86.Org>
- *          David Dawes <dawes@XFree86.Org>
- *          ... and others
- *
- * This file includes the helper functions that the server provides for
- * different drivers.
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-#include "os.h"
-#include "servermd.h"
-#include "pixmapstr.h"
-#include "windowstr.h"
-#include "propertyst.h"
-#include "gcstruct.h"
-#include "loaderProcs.h"
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-#include "micmap.h"
-#include "xf86PciInfo.h"
-#include "xf86DDC.h"
-#include "xf86Xinput.h"
-#include "xf86InPriv.h"
-#include "mivalidate.h"
-#include "xf86RAC.h"
-#include "xf86Bus.h"
-#include "xf86Version.h"
-
-/* For xf86GetClocks */
-#if defined(CSRG_BASED) || defined(__GNU__)
-#define HAS_SETPRIORITY
-#include <sys/resource.h>
-#endif
-
-static int xf86ScrnInfoPrivateCount = 0;
-
-
-#ifdef XFree86LOADER
-/* Add a pointer to a new DriverRec to xf86DriverList */
-
-void
-xf86AddDriver(DriverPtr driver, pointer module, int flags)
-{
-    /* Don't add null entries */
-    if (!driver)
-	return;
-
-    if (xf86DriverList == NULL)
-	xf86NumDrivers = 0;
-
-    xf86NumDrivers++;
-    xf86DriverList = xnfrealloc(xf86DriverList,
-				xf86NumDrivers * sizeof(DriverPtr));
-    xf86DriverList[xf86NumDrivers - 1] = xnfalloc(sizeof(DriverRec));
-    if (flags & HaveDriverFuncs)
-	*xf86DriverList[xf86NumDrivers - 1] = *driver;
-    else {
-	memcpy(xf86DriverList[xf86NumDrivers - 1], driver, sizeof(DriverRec1));
-	xf86DriverList[xf86NumDrivers - 1]->driverFunc = NULL;
-    }
-    xf86DriverList[xf86NumDrivers - 1]->module = module;
-    xf86DriverList[xf86NumDrivers - 1]->refCount = 0;
-}
-
-void
-xf86DeleteDriver(int drvIndex)
-{
-    if (xf86DriverList[drvIndex]
-	&& (!xf86DriverHasEntities(xf86DriverList[drvIndex]))) {
-	if (xf86DriverList[drvIndex]->module)
-	    UnloadModule(xf86DriverList[drvIndex]->module);
-	xfree(xf86DriverList[drvIndex]);
-	xf86DriverList[drvIndex] = NULL;
-    }
-}
-
-/* Add a pointer to a new InputDriverRec to xf86InputDriverList */
-
-void
-xf86AddInputDriver(InputDriverPtr driver, pointer module, int flags)
-{
-    /* Don't add null entries */
-    if (!driver)
-	return;
-
-    if (xf86InputDriverList == NULL)
-	xf86NumInputDrivers = 0;
-
-    xf86NumInputDrivers++;
-    xf86InputDriverList = xnfrealloc(xf86InputDriverList,
-				xf86NumInputDrivers * sizeof(InputDriverPtr));
-    xf86InputDriverList[xf86NumInputDrivers - 1] =
-				xnfalloc(sizeof(InputDriverRec));
-    *xf86InputDriverList[xf86NumInputDrivers - 1] = *driver;
-    xf86InputDriverList[xf86NumInputDrivers - 1]->module = module;
-    xf86InputDriverList[xf86NumInputDrivers - 1]->refCount = 0;
-}
-
-void
-xf86DeleteInputDriver(int drvIndex)
-{
-    if (xf86InputDriverList[drvIndex] && xf86InputDriverList[drvIndex]->module)
-	UnloadModule(xf86InputDriverList[drvIndex]->module);
-    xfree(xf86InputDriverList[drvIndex]);
-    xf86InputDriverList[drvIndex] = NULL;
-}
-
-void
-xf86AddModuleInfo(ModuleInfoPtr info, pointer module)
-{
-    /* Don't add null entries */
-    if (!module)
-	return;
-
-    if (xf86ModuleInfoList == NULL)
-	xf86NumModuleInfos = 0;
-
-    xf86NumModuleInfos++;
-    xf86ModuleInfoList = xnfrealloc(xf86ModuleInfoList,
-				    xf86NumModuleInfos * sizeof(ModuleInfoPtr));
-    xf86ModuleInfoList[xf86NumModuleInfos - 1] = xnfalloc(sizeof(ModuleInfoRec));
-    *xf86ModuleInfoList[xf86NumModuleInfos - 1] = *info;
-    xf86ModuleInfoList[xf86NumModuleInfos - 1]->module = module;
-    xf86ModuleInfoList[xf86NumModuleInfos - 1]->refCount = 0;
-}
-
-void
-xf86DeleteModuleInfo(int idx)
-{
-    if (xf86ModuleInfoList[idx]) {
-	if (xf86ModuleInfoList[idx]->module)
-	    UnloadModule(xf86ModuleInfoList[idx]->module);
-	xfree(xf86ModuleInfoList[idx]);
-	xf86ModuleInfoList[idx] = NULL;
-    }
-}
-#endif
-
-
-/* Allocate a new ScrnInfoRec in xf86Screens */
-
-ScrnInfoPtr
-xf86AllocateScreen(DriverPtr drv, int flags)
-{
-    int i;
-
-    if (xf86Screens == NULL)
-	xf86NumScreens = 0;
-
-    i = xf86NumScreens++;
-    xf86Screens = xnfrealloc(xf86Screens, xf86NumScreens * sizeof(ScrnInfoPtr));
-    xf86Screens[i] = xnfcalloc(sizeof(ScrnInfoRec), 1);
-    xf86Screens[i]->scrnIndex = i;	/* Changes when a screen is removed */
-    xf86Screens[i]->origIndex = i;	/* This never changes */
-    xf86Screens[i]->privates = xnfcalloc(sizeof(DevUnion),
-					 xf86ScrnInfoPrivateCount);
-    /*
-     * EnableDisableFBAccess now gets initialized in InitOutput()
-     * xf86Screens[i]->EnableDisableFBAccess = xf86EnableDisableFBAccess;
-     */
-
-    xf86Screens[i]->drv = drv;
-    drv->refCount++;
-#ifdef XFree86LOADER
-    xf86Screens[i]->module = DuplicateModule(drv->module, NULL);
-#else
-    xf86Screens[i]->module = NULL;
-#endif
-    /*
-     * set the initial access state. This will be modified after PreInit.
-     * XXX Or should we do it some other place?
-     */
-    xf86Screens[i]->CurrentAccess = &xf86CurrentAccess;
-    xf86Screens[i]->resourceType = MEM_IO;
-
-#ifdef DEBUG
-    /* OOps -- What's this ? */
-    ErrorF("xf86AllocateScreen - xf86Screens[%d]->pScreen = %p\n",
-	   i, xf86Screens[i]->pScreen );
-    if ( NULL != xf86Screens[i]->pScreen ) {
-      ErrorF("xf86Screens[%d]->pScreen->CreateWindow = %p\n",
-	     i, xf86Screens[i]->pScreen->CreateWindow );
-    }
-#endif
-
-    xf86Screens[i]->DriverFunc = drv->driverFunc;
-    
-    return xf86Screens[i];
-}
-
-
-/*
- * Remove an entry from xf86Screens.  Ideally it should free all allocated
- * data.  To do this properly may require a driver hook.
- */
-
-void
-xf86DeleteScreen(int scrnIndex, int flags)
-{
-    ScrnInfoPtr pScrn;
-    int i;
-
-    /* First check if the screen is valid */
-    if (xf86NumScreens == 0 || xf86Screens == NULL)
-	return;
-
-    if (scrnIndex > xf86NumScreens - 1)
-	return;
-
-    if (!(pScrn = xf86Screens[scrnIndex]))
-	return;
-
-    /* If a FreeScreen function is defined, call it here */
-    if (pScrn->FreeScreen != NULL)
-	pScrn->FreeScreen(scrnIndex, 0);
-
-    while (pScrn->modes)
-	xf86DeleteMode(&pScrn->modes, pScrn->modes);
-
-    while (pScrn->modePool)
-	xf86DeleteMode(&pScrn->modePool, pScrn->modePool);
-
-    xf86OptionListFree(pScrn->options);
-
-#ifdef XFree86LOADER
-    if (pScrn->module)
-	UnloadModule(pScrn->module);
-#endif
-
-    if (pScrn->drv)
-	pScrn->drv->refCount--;
-
-    if (pScrn->privates)
-	xfree(pScrn->privates);
-
-    xf86ClearEntityListForScreen(scrnIndex);
-
-    xfree(pScrn);
-
-    /* Move the other entries down, updating their scrnIndex fields */
-    
-    xf86NumScreens--;
-
-    for (i = scrnIndex; i < xf86NumScreens; i++) {
-	xf86Screens[i] = xf86Screens[i + 1];
-	xf86Screens[i]->scrnIndex = i;
-	/* Also need to take care of the screen layout settings */
-    }
-}
-
-/*
- * Allocate a private in ScrnInfoRec.
- */
-
-int
-xf86AllocateScrnInfoPrivateIndex(void)
-{
-    int idx, i;
-    ScrnInfoPtr pScr;
-    DevUnion *nprivs;
-
-    idx = xf86ScrnInfoPrivateCount++;
-    for (i = 0; i < xf86NumScreens; i++) {
-	pScr = xf86Screens[i];
-	nprivs = xnfrealloc(pScr->privates,
-			    xf86ScrnInfoPrivateCount * sizeof(DevUnion));
-	/* Zero the new private */
-	bzero(&nprivs[idx], sizeof(DevUnion));
-	pScr->privates = nprivs;
-    }
-    return idx;
-}
-
-/* Allocate a new InputInfoRec and add it to the head xf86InputDevs. */
-
-InputInfoPtr
-xf86AllocateInput(InputDriverPtr drv, int flags)
-{
-    InputInfoPtr new;
-
-    if (!(new = xcalloc(sizeof(InputInfoRec), 1)))
-	return NULL;
-
-    new->drv = drv;
-    drv->refCount++;
-#ifdef XFree86LOADER
-    new->module = DuplicateModule(drv->module, NULL);
-#else
-    new->module = NULL;
-#endif
-    new->next = xf86InputDevs;
-    xf86InputDevs = new;
-    return new;
-}
-
-
-/*
- * Remove an entry from xf86InputDevs.  Ideally it should free all allocated
- * data.  To do this properly may require a driver hook.
- */
-
-void
-xf86DeleteInput(InputInfoPtr pInp, int flags)
-{
-    InputInfoPtr p;
-
-    /* First check if the inputdev is valid. */
-    if (pInp == NULL)
-	return;
-
-#if 0
-    /* If a free function is defined, call it here. */
-    if (pInp->free)
-	pInp->free(pInp, 0);
-#endif
-
-#ifdef XFree86LOADER
-    if (pInp->module)
-	UnloadModule(pInp->module);
-#endif
-
-    if (pInp->drv)
-	pInp->drv->refCount--;
-
-    if (pInp->private)
-	xfree(pInp->private);
-
-    /* Remove the entry from the list. */
-    if (pInp == xf86InputDevs)
-	xf86InputDevs = pInp->next;
-    else {
-	p = xf86InputDevs;
-	while (p && p->next != pInp)
-	    p = p->next;
-	if (p)
-	    p->next = pInp->next;
-	/* Else the entry wasn't in the xf86InputDevs list (ignore this). */
-    }
-    xfree(pInp);
-}
-
-Bool
-xf86AddPixFormat(ScrnInfoPtr pScrn, int depth, int bpp, int pad)
-{
-    int i;
-
-    if (pScrn->numFormats >= MAXFORMATS)
-	return FALSE;
-
-    if (bpp <= 0) {
-	if (depth == 1)
-	    bpp = 1;
-	else if (depth <= 8)
-	    bpp = 8;
-	else if (depth <= 16)
-	    bpp = 16;
-	else if (depth <= 32)
-	    bpp = 32;
-	else
-	    return FALSE;
-    }
-    if (pad <= 0)
-	pad = BITMAP_SCANLINE_PAD;
-
-    i = pScrn->numFormats++;
-    pScrn->formats[i].depth = depth;
-    pScrn->formats[i].bitsPerPixel = bpp;
-    pScrn->formats[i].scanlinePad = pad;
-    return TRUE;
-}
-
-/*
- * Set the depth we are using based on (in the following order of preference):
- *  - values given on the command line
- *  - values given in the config file
- *  - values provided by the driver
- *  - an overall default when nothing else is given
- *
- * Also find a Display subsection matching the depth/bpp found.
- *
- * Sets the following ScrnInfoRec fields:
- *     bitsPerPixel, pixmap24, depth, display, imageByteOrder,
- *     bitmapScanlinePad, bitmapScanlineUnit, bitmapBitOrder, numFormats,
- *     formats, fbFormat.
- */
-
-/* Can the screen handle 24 bpp pixmaps */
-#define DO_PIX24(f) ((f & Support24bppFb) || \
-		     ((f & Support32bppFb) && (f & SupportConvert24to32)))
-
-/* Can the screen handle 32 bpp pixmaps */
-#define DO_PIX32(f) ((f & Support32bppFb) || \
-		     ((f & Support24bppFb) && (f & SupportConvert32to24)))
-
-/* Does the screen prefer 32bpp fb for 24bpp pixmaps */
-#define CHOOSE32FOR24(f) ((f & Support32bppFb) && (f & SupportConvert24to32) \
-			  && (f & PreferConvert24to32))
-
-/* Does the screen prefer 24bpp fb for 32bpp pixmaps */
-#define CHOOSE24FOR32(f) ((f & Support24bppFb) && (f & SupportConvert32to24) \
-			  && (f & PreferConvert32to24))
-
-/* Can the screen handle 32bpp pixmaps for 24bpp fb */
-#define DO_PIX32FOR24(f) ((f & Support24bppFb) && (f & SupportConvert32to24))
-
-/* Can the screen handle 24bpp pixmaps for 32bpp fb */
-#define DO_PIX24FOR32(f) ((f & Support32bppFb) && (f & SupportConvert24to32))
-
-#ifndef GLOBAL_DEFAULT_DEPTH
-#define GLOBAL_DEFAULT_DEPTH 16
-#endif
-
-#ifndef GLOBAL_DEFAULT_FBBPP
-#define GLOBAL_DEFAULT_FBBPP 16
-#endif
-
-Bool
-xf86SetDepthBpp(ScrnInfoPtr scrp, int depth, int dummy, int fbbpp,
-		int depth24flags)
-{
-    int i;
-    DispPtr disp;
-    Pix24Flags pix24 = xf86Info.pixmap24;
-    Bool nomatch = FALSE;
-
-    scrp->bitsPerPixel = -1;
-    scrp->depth = -1;
-    scrp->pixmap24 = Pix24DontCare;
-    scrp->bitsPerPixelFrom = X_DEFAULT;
-    scrp->depthFrom = X_DEFAULT;
-
-#if BITMAP_SCANLINE_UNIT == 64
-    /*
-     * For platforms with 64-bit scanlines, modify the driver's depth24flags
-     * to remove preferences for packed 24bpp modes, which are not currently
-     * supported on these platforms.
-     */
-    depth24flags &= ~(SupportConvert32to24 | SupportConvert32to24 |
-		      PreferConvert24to32 | PreferConvert32to24);
-#endif
-     
-    if (xf86FbBpp > 0) {
-	scrp->bitsPerPixel = xf86FbBpp;
-	scrp->bitsPerPixelFrom = X_CMDLINE;
-    }
-
-    if (xf86Depth > 0) {
-	scrp->depth = xf86Depth;
-	scrp->depthFrom = X_CMDLINE;
-    }
-
-    if (xf86FbBpp < 0 && xf86Depth < 0) {
-	if (scrp->confScreen->defaultfbbpp > 0) {
-	    scrp->bitsPerPixel = scrp->confScreen->defaultfbbpp;
-	    scrp->bitsPerPixelFrom = X_CONFIG;
-	}
-	if (scrp->confScreen->defaultdepth > 0) {
-	    scrp->depth = scrp->confScreen->defaultdepth;
-	    scrp->depthFrom = X_CONFIG;
-	}
-
-	if (scrp->confScreen->defaultfbbpp <= 0 &&
-	    scrp->confScreen->defaultdepth <= 0) {
-	    /*
-	     * Check for DefaultDepth and DefaultFbBpp options in the
-	     * Device sections.
-	     */
-	    int i;
-	    GDevPtr device;
-	    Bool found = FALSE;
-
-	    for (i = 0; i < scrp->numEntities; i++) {
-		device = xf86GetDevFromEntity(scrp->entityList[i],
-					      scrp->entityInstanceList[i]);
-		if (device && device->options) {
-		    if (xf86FindOption(device->options, "DefaultDepth")) {
-			scrp->depth = xf86SetIntOption(device->options,
-						       "DefaultDepth", -1);
-			scrp->depthFrom = X_CONFIG;
-			found = TRUE;
-		    }
-		    if (xf86FindOption(device->options, "DefaultFbBpp")) {
-			scrp->bitsPerPixel = xf86SetIntOption(device->options,
-							      "DefaultFbBpp",
-							      -1);
-			scrp->bitsPerPixelFrom = X_CONFIG;
-			found = TRUE;
-		    }
-		}
-		if (found)
-		    break;
-	    }
-	}
-    }
-
-    /* If none of these is set, pick a default */
-    if (scrp->bitsPerPixel < 0 && scrp->depth < 0) {
-        if (fbbpp > 0 || depth > 0) {
-	    if (fbbpp > 0)
-		scrp->bitsPerPixel = fbbpp;
-	    if (depth > 0)
-		scrp->depth = depth;
-	} else {
-	    scrp->bitsPerPixel = GLOBAL_DEFAULT_FBBPP;
-	    scrp->depth = GLOBAL_DEFAULT_DEPTH;
-	}
-    }
-
-    /* If any are not given, determine a default for the others */
-
-    if (scrp->bitsPerPixel < 0) {
-	/* The depth must be set */
-	if (scrp->depth > -1) {
-	    if (scrp->depth == 1)
-		scrp->bitsPerPixel = 1;
-	    else if (scrp->depth <= 4)
-		scrp->bitsPerPixel = 4;
-	    else if (scrp->depth <= 8)
-		scrp->bitsPerPixel = 8;
-	    else if (scrp->depth <= 16)
-		scrp->bitsPerPixel = 16;
-	    else if (scrp->depth <= 24) {
-		/*
-		 * Figure out if a choice is possible based on the depth24
-		 * and pix24 flags.
-		 */
-		/* Check pix24 first */
-		if (pix24 != Pix24DontCare) {
-		    if (pix24 == Pix24Use32) {
-			if (DO_PIX32(depth24flags)) {
-			    if (CHOOSE24FOR32(depth24flags))
-				scrp->bitsPerPixel = 24;
-			    else
-				scrp->bitsPerPixel = 32;
-			} else {
-			    nomatch = TRUE;
-			}
-		    } else if (pix24 == Pix24Use24) {
-			if (DO_PIX24(depth24flags)) {
-			    if (CHOOSE32FOR24(depth24flags))
-				scrp->bitsPerPixel = 32;
-			    else
-				scrp->bitsPerPixel = 24;
-			} else {
-			    nomatch = TRUE;
-			}
-		    }
-		} else {
-		    if (DO_PIX32(depth24flags)) {
-			if (CHOOSE24FOR32(depth24flags))
-			    scrp->bitsPerPixel = 24;
-			else
-			    scrp->bitsPerPixel = 32;
-		    } else if (DO_PIX24(depth24flags)) {
-			if (CHOOSE32FOR24(depth24flags))
-			    scrp->bitsPerPixel = 32;
-			else
-			    scrp->bitsPerPixel = 24;
-		    }
-		}
-	    } else if (scrp->depth <= 32)
-		scrp->bitsPerPixel = 32;
-	    else {
-		xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-			   "Specified depth (%d) is greater than 32\n",
-			   scrp->depth);
-		return FALSE;
-	    }
-	} else {
-	    xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-			"xf86SetDepthBpp: internal error: depth and fbbpp"
-			" are both not set\n");
-	    return FALSE;
-	}
-	if (scrp->bitsPerPixel < 0) {
-	    if (nomatch)
-		xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-			"Driver can't support depth 24 pixmap format (%d)\n",
-			PIX24TOBPP(pix24));
-	    else if ((depth24flags & (Support24bppFb | Support32bppFb)) ==
-		     NoDepth24Support)
-		xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-			"Driver can't support depth 24\n");
-	    else
-		xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-			"Can't find fbbpp for depth 24\n");
-	    return FALSE;
-	}
-	scrp->bitsPerPixelFrom = X_PROBED;
-    }
-
-    if (scrp->depth <= 0) {
-	/* bitsPerPixel is already set */
-	switch (scrp->bitsPerPixel) {
-	case 32:
-	    scrp->depth = 24;
-	    break;
-	default:
-	    /* 1, 4, 8, 16 and 24 */
-	    scrp->depth = scrp->bitsPerPixel;
-	    break;
-	}
-	scrp->depthFrom = X_PROBED;
-    }
-
-    /* Sanity checks */
-    if (scrp->depth < 1 || scrp->depth > 32) {
-	xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-		   "Specified depth (%d) is not in the range 1-32\n",
-		    scrp->depth);
-	return FALSE;
-    }
-    switch (scrp->bitsPerPixel) {
-    case 1:
-    case 4:
-    case 8:
-    case 16:
-    case 24:
-    case 32:
-	break;
-    default:
-	xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-		   "Specified fbbpp (%d) is not a permitted value\n",
-		   scrp->bitsPerPixel);
-	return FALSE;
-    }
-    if (scrp->depth > scrp->bitsPerPixel) {
-	xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-		   "Specified depth (%d) is greater than the fbbpp (%d)\n",
-		   scrp->depth, scrp->bitsPerPixel);
-	return FALSE;
-    }
-
-    /* set scrp->pixmap24 if the driver isn't flexible */
-    if (scrp->bitsPerPixel == 24 && !DO_PIX32FOR24(depth24flags)) {
-	scrp->pixmap24 = Pix24Use24;
-    }
-    if (scrp->bitsPerPixel == 32 && !DO_PIX24FOR32(depth24flags)) {
-	scrp->pixmap24 = Pix24Use32;
-    }
-
-    /*
-     * Find the Display subsection matching the depth/fbbpp and initialise
-     * scrp->display with it.
-     */
-    for (i = 0, disp = scrp->confScreen->displays;
-	 i < scrp->confScreen->numdisplays; i++, disp++) {
-	if ((disp->depth == scrp->depth && disp->fbbpp == scrp->bitsPerPixel)
-	    || (disp->depth == scrp->depth && disp->fbbpp <= 0)
-	    || (disp->fbbpp == scrp->bitsPerPixel && disp->depth <= 0)) {
-	    scrp->display = disp;
-	    break;
-	}
-    }
-
-    /*
-     * If an exact match can't be found, see if there is one with no
-     * depth or fbbpp specified.
-     */
-    if (i == scrp->confScreen->numdisplays) {
-	for (i = 0, disp = scrp->confScreen->displays;
-	     i < scrp->confScreen->numdisplays; i++, disp++) {
-	    if (disp->depth <= 0 && disp->fbbpp <= 0) {
-		scrp->display = disp;
-		break;
-	    }
-	}
-    }
-
-    /*
-     * If all else fails, create a default one.
-     */
-    if (i == scrp->confScreen->numdisplays) {
-	scrp->confScreen->numdisplays++;
-	scrp->confScreen->displays =
-		xnfrealloc(scrp->confScreen->displays,
-			   scrp->confScreen->numdisplays * sizeof(DispRec));
-	xf86DrvMsg(scrp->scrnIndex, X_INFO,
-		   "Creating default Display subsection in Screen section\n"
-		   "\t\"%s\" for depth/fbbpp %d/%d\n",
-		   scrp->confScreen->id, scrp->depth, scrp->bitsPerPixel);
-	memset(&scrp->confScreen->displays[i], 0, sizeof(DispRec));
-	scrp->confScreen->displays[i].blackColour.red = -1;
-	scrp->confScreen->displays[i].blackColour.green = -1;
-	scrp->confScreen->displays[i].blackColour.blue = -1;
-	scrp->confScreen->displays[i].whiteColour.red = -1;
-	scrp->confScreen->displays[i].whiteColour.green = -1;
-	scrp->confScreen->displays[i].whiteColour.blue = -1;
-	scrp->confScreen->displays[i].defaultVisual = -1;
-	scrp->confScreen->displays[i].modes = xnfalloc(sizeof(char *));
-	scrp->confScreen->displays[i].modes[0] = NULL;
-	scrp->confScreen->displays[i].depth = depth;
-	scrp->confScreen->displays[i].fbbpp = fbbpp;
-	scrp->display = &scrp->confScreen->displays[i];
-    }
-
-    /*
-     * Setup defaults for the display-wide attributes the framebuffer will
-     * need.  These defaults should eventually be set globally, and not
-     * dependent on the screens.
-     */
-    scrp->imageByteOrder = IMAGE_BYTE_ORDER;
-    scrp->bitmapScanlinePad = BITMAP_SCANLINE_PAD;
-    if (scrp->depth < 8) {
-	/* Planar modes need these settings */
-	scrp->bitmapScanlineUnit = 8;
-	scrp->bitmapBitOrder = MSBFirst;
-    } else {
-	scrp->bitmapScanlineUnit = BITMAP_SCANLINE_UNIT;
-	scrp->bitmapBitOrder = BITMAP_BIT_ORDER;
-    }
-
-    /*
-     * If an unusual depth is required, add it to scrp->formats.  The formats
-     * for the common depths are handled globally in InitOutput
-     */
-    switch (scrp->depth) {
-    case 1:
-    case 4:
-    case 8:
-    case 15:
-    case 16:
-    case 24:
-	/* Common depths.  Nothing to do for them */
-	break;
-    default:
-	if (!xf86AddPixFormat(scrp, scrp->depth, 0, 0)) {
-	    xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-		       "Can't add pixmap format for depth %d\n", scrp->depth);
-	    return FALSE;
-	}
-    }
-
-    /* Initialise the framebuffer format for this screen */
-    scrp->fbFormat.depth = scrp->depth;
-    scrp->fbFormat.bitsPerPixel = scrp->bitsPerPixel;
-    scrp->fbFormat.scanlinePad = BITMAP_SCANLINE_PAD;
-
-    return TRUE;
-}
-
-/*
- * Print out the selected depth and bpp.
- */
-void
-xf86PrintDepthBpp(ScrnInfoPtr scrp)
-{
-    xf86DrvMsg(scrp->scrnIndex, scrp->depthFrom, "Depth %d, ", scrp->depth);
-    xf86Msg(scrp->bitsPerPixelFrom, "framebuffer bpp %d\n", scrp->bitsPerPixel);
-}
-
-/*
- * xf86SetWeight sets scrp->weight, scrp->mask, scrp->offset, and for depths
- * greater than MAX_PSEUDO_DEPTH also scrp->rgbBits.
- */
-Bool
-xf86SetWeight(ScrnInfoPtr scrp, rgb weight, rgb mask)
-{
-    MessageType weightFrom = X_DEFAULT;
-
-    scrp->weight.red = 0;
-    scrp->weight.green = 0;
-    scrp->weight.blue = 0;
-
-    if (xf86Weight.red > 0 && xf86Weight.green > 0 && xf86Weight.blue > 0) {
-	scrp->weight = xf86Weight;
-	weightFrom = X_CMDLINE;
-    } else if (scrp->display->weight.red > 0 && scrp->display->weight.green > 0
-	       && scrp->display->weight.blue > 0) {
-	scrp->weight = scrp->display->weight;
-	weightFrom = X_CONFIG;
-    } else if (weight.red > 0 && weight.green > 0 && weight.blue > 0) {
-	scrp->weight = weight;
-    } else {
-	switch (scrp->depth) {
-	case 1:
-	case 4:
-	case 8:
-	    scrp->weight.red = scrp->weight.green =
-		scrp->weight.blue = scrp->rgbBits;
-	    break;
-	case 15:
-	    scrp->weight.red = scrp->weight.green = scrp->weight.blue = 5;
-	    break;
-	case 16:
-	    scrp->weight.red = scrp->weight.blue = 5;
-	    scrp->weight.green = 6;
-	    break;
-	case 24:
-	    scrp->weight.red = scrp->weight.green = scrp->weight.blue = 8;
-	    break;
-	case 30:
-	    scrp->weight.red = scrp->weight.green = scrp->weight.blue = 10;
-	    break;
-	}
-    }
-
-    if (scrp->weight.red)
-	xf86DrvMsg(scrp->scrnIndex, weightFrom, "RGB weight %d%d%d\n",
-		   (int)scrp->weight.red, (int)scrp->weight.green,
-		   (int)scrp->weight.blue);
-
-    if (scrp->depth > MAX_PSEUDO_DEPTH &&
-	(scrp->depth != scrp->weight.red + scrp->weight.green +
-			scrp->weight.blue)) {
-	xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-		   "Weight given (%d%d%d) is inconsistent with the "
-		   "depth (%d)\n",
-		   (int)scrp->weight.red, (int)scrp->weight.green,
-		   (int)scrp->weight.blue, scrp->depth);
-	return FALSE;
-    }
-    if (scrp->depth > MAX_PSEUDO_DEPTH && scrp->weight.red) {
-	/*
-	 * XXX Does this even mean anything for TrueColor visuals?
-	 * If not, we shouldn't even be setting it here.  However, this
-	 * matches the behaviour of 3.x versions of XFree86.
-	 */
-	scrp->rgbBits = scrp->weight.red;
-	if (scrp->weight.green > scrp->rgbBits)
-	    scrp->rgbBits = scrp->weight.green;
-	if (scrp->weight.blue > scrp->rgbBits)
-	    scrp->rgbBits = scrp->weight.blue;
-    }
-
-    /* Set the mask and offsets */
-    if (mask.red == 0 || mask.green == 0 || mask.blue == 0) {
-	/* Default to a setting common to PC hardware */
-	scrp->offset.red = scrp->weight.green + scrp->weight.blue;
-	scrp->offset.green = scrp->weight.blue;
-	scrp->offset.blue = 0;
-	scrp->mask.red = ((1 << scrp->weight.red) - 1) << scrp->offset.red;
-	scrp->mask.green = ((1 << scrp->weight.green) - 1)
-				<< scrp->offset.green;
-	scrp->mask.blue = (1 << scrp->weight.blue) - 1;
-    } else {
-	/* Initialise to the values passed */
-	scrp->mask.red = mask.red;
-	scrp->mask.green = mask.green;
-	scrp->mask.blue = mask.blue;
-	scrp->offset.red = ffs(mask.red);
-	scrp->offset.green = ffs(mask.green);
-	scrp->offset.blue = ffs(mask.blue);
-    }
-    return TRUE;
-}
-
-Bool
-xf86SetDefaultVisual(ScrnInfoPtr scrp, int visual)
-{
-    MessageType visualFrom = X_DEFAULT;
-
-    if (defaultColorVisualClass >= 0) {
-	scrp->defaultVisual = defaultColorVisualClass;
-	visualFrom = X_CMDLINE;
-    } else if (scrp->display->defaultVisual >= 0) {
-	scrp->defaultVisual = scrp->display->defaultVisual;
-	visualFrom = X_CONFIG;
-    } else if (visual >= 0) {
-	scrp->defaultVisual = visual;
-    } else {
-	if (scrp->depth == 1)
-	    scrp->defaultVisual = StaticGray;
-	else if (scrp->depth == 4)
-	    scrp->defaultVisual = StaticColor;
-	else if (scrp->depth <= MAX_PSEUDO_DEPTH)
-	    scrp->defaultVisual = PseudoColor;
-	else
-	    scrp->defaultVisual = TrueColor;
-    }
-    switch (scrp->defaultVisual) {
-    case StaticGray:
-    case GrayScale:
-    case StaticColor:
-    case PseudoColor:
-    case TrueColor:
-    case DirectColor:
-	xf86DrvMsg(scrp->scrnIndex, visualFrom, "Default visual is %s\n",
-		   xf86VisualNames[scrp->defaultVisual]);
-	    return TRUE;
-    default:
-
-	xf86DrvMsg(scrp->scrnIndex, X_ERROR,
-		   "Invalid default visual class (%d)\n", scrp->defaultVisual);
-	return FALSE;
-    }
-}
-
-#define TEST_GAMMA(g) \
-	(g).red > GAMMA_ZERO || (g).green > GAMMA_ZERO || (g).blue > GAMMA_ZERO
-
-#define SET_GAMMA(g) \
-	(g) > GAMMA_ZERO ? (g) : 1.0
-
-Bool
-xf86SetGamma(ScrnInfoPtr scrp, Gamma gamma)
-{
-    MessageType from = X_DEFAULT;
-#if 0
-    xf86MonPtr DDC = (xf86MonPtr)(scrp->monitor->DDC); 
-#endif
-    if (TEST_GAMMA(xf86Gamma)) {
-	from = X_CMDLINE;
-	scrp->gamma.red = SET_GAMMA(xf86Gamma.red);
-	scrp->gamma.green = SET_GAMMA(xf86Gamma.green);
-	scrp->gamma.blue = SET_GAMMA(xf86Gamma.blue);
-    } else if (TEST_GAMMA(scrp->monitor->gamma)) {
-	from = X_CONFIG;
-	scrp->gamma.red = SET_GAMMA(scrp->monitor->gamma.red);
-	scrp->gamma.green = SET_GAMMA(scrp->monitor->gamma.green);
-	scrp->gamma.blue = SET_GAMMA(scrp->monitor->gamma.blue);
-#if 0
-    } else if ( DDC && DDC->features.gamma > GAMMA_ZERO ) {
-        from = X_PROBED;
-	scrp->gamma.red = SET_GAMMA(DDC->features.gamma);
-	scrp->gamma.green = SET_GAMMA(DDC->features.gamma);
-	scrp->gamma.blue = SET_GAMMA(DDC->features.gamma);
-	/* EDID structure version 2 gives optional seperate red, green & blue gamma values
-	 * in bytes 0x57-0x59 */
-#endif
-    } else if (TEST_GAMMA(gamma)) {
-	scrp->gamma.red = SET_GAMMA(gamma.red);
-	scrp->gamma.green = SET_GAMMA(gamma.green);
-	scrp->gamma.blue = SET_GAMMA(gamma.blue);
-    } else {
-	scrp->gamma.red = 1.0;
-	scrp->gamma.green = 1.0;
-	scrp->gamma.blue = 1.0;
-    }
-    xf86DrvMsg(scrp->scrnIndex, from,
-	       "Using gamma correction (%.1f, %.1f, %.1f)\n",
-	       scrp->gamma.red, scrp->gamma.green, scrp->gamma.blue);
-
-    return TRUE;
-}
-
-#undef TEST_GAMMA
-#undef SET_GAMMA
-
-
-/*
- * Set the DPI from the command line option.  XXX should allow it to be
- * calculated from the widthmm/heightmm values.
- */
-
-#undef MMPERINCH
-#define MMPERINCH 25.4
-
-void
-xf86SetDpi(ScrnInfoPtr pScrn, int x, int y)
-{
-    MessageType from = X_DEFAULT;
-    xf86MonPtr DDC = (xf86MonPtr)(pScrn->monitor->DDC); 
-    int ddcWidthmm, ddcHeightmm;
-    int widthErr, heightErr;
-
-    /* XXX Maybe there is no need for widthmm/heightmm in ScrnInfoRec */
-    pScrn->widthmm = pScrn->monitor->widthmm;
-    pScrn->heightmm = pScrn->monitor->heightmm;
-
-    if (DDC && (DDC->features.hsize > 0 && DDC->features.vsize > 0) ) {
-      /* DDC gives display size in mm for individual modes,
-       * but cm for monitor 
-       */
-      ddcWidthmm = DDC->features.hsize * 10; /* 10mm in 1cm */
-      ddcHeightmm = DDC->features.vsize * 10; /* 10mm in 1cm */
-    } else {
-      ddcWidthmm = ddcHeightmm = 0;
-    }
-
-    if (monitorResolution > 0) {
-	pScrn->xDpi = monitorResolution;
-	pScrn->yDpi = monitorResolution;
-	from = X_CMDLINE;
-    } else if (pScrn->widthmm > 0 || pScrn->heightmm > 0) {
-	from = X_CONFIG;
-	if (pScrn->widthmm > 0) {
-	   pScrn->xDpi =
-		(int)((double)pScrn->virtualX * MMPERINCH / pScrn->widthmm);
-	}
-	if (pScrn->heightmm > 0) {
-	   pScrn->yDpi =
-		(int)((double)pScrn->virtualY * MMPERINCH / pScrn->heightmm);
-	}
-	if (pScrn->xDpi > 0 && pScrn->yDpi <= 0)
-	    pScrn->yDpi = pScrn->xDpi;
-	if (pScrn->yDpi > 0 && pScrn->xDpi <= 0)
-	    pScrn->xDpi = pScrn->yDpi;
-	xf86DrvMsg(pScrn->scrnIndex, from, "Display dimensions: (%d, %d) mm\n",
-		   pScrn->widthmm, pScrn->heightmm);
-
-	/* Warn if config and probe disagree about display size */
-	if ( ddcWidthmm && ddcHeightmm ) {
-	  if (pScrn->widthmm > 0) {
-	    widthErr  = abs(ddcWidthmm  - pScrn->widthmm);
-	  } else {
-	    widthErr  = 0;
-	  }
-	  if (pScrn->heightmm > 0) {
-	    heightErr = abs(ddcHeightmm - pScrn->heightmm);
-	  } else {
-	    heightErr = 0;
-	  }
-	  if (widthErr>10 || heightErr>10) {
-	    /* Should include config file name for monitor here */
-	    xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-		       "Probed monitor is %dx%d mm, using Displaysize %dx%d mm\n", 
-		       ddcWidthmm,ddcHeightmm, pScrn->widthmm,pScrn->heightmm);
-	  }
-	}
-    } else if ( ddcWidthmm && ddcHeightmm ) {
-	from = X_PROBED;
-	xf86DrvMsg(pScrn->scrnIndex, from, "Display dimensions: (%d, %d) mm\n",
-		   ddcWidthmm, ddcHeightmm );
-	pScrn->widthmm = ddcWidthmm;
-	pScrn->heightmm = ddcHeightmm;
-	if (pScrn->widthmm > 0) {
-	   pScrn->xDpi =
-		(int)((double)pScrn->virtualX * MMPERINCH / pScrn->widthmm);
-	}
-	if (pScrn->heightmm > 0) {
-	   pScrn->yDpi =
-		(int)((double)pScrn->virtualY * MMPERINCH / pScrn->heightmm);
-	}
-	if (pScrn->xDpi > 0 && pScrn->yDpi <= 0)
-	    pScrn->yDpi = pScrn->xDpi;
-	if (pScrn->yDpi > 0 && pScrn->xDpi <= 0)
-	    pScrn->xDpi = pScrn->yDpi;
-    } else {
-	if (x > 0)
-	    pScrn->xDpi = x;
-	else
-	    pScrn->xDpi = DEFAULT_DPI;
-	if (y > 0)
-	    pScrn->yDpi = y;
-	else
-	    pScrn->yDpi = DEFAULT_DPI;
-    }
-    xf86DrvMsg(pScrn->scrnIndex, from, "DPI set to (%d, %d)\n",
-	       pScrn->xDpi, pScrn->yDpi);
-}
-
-#undef MMPERINCH
-
-
-void
-xf86SetBlackWhitePixels(ScreenPtr pScreen)
-{
-    if (xf86FlipPixels) {
-	pScreen->whitePixel = 0;
-	pScreen->blackPixel = 1;
-    } else {
-	pScreen->whitePixel = 1;
-	pScreen->blackPixel = 0;
-    }
-}
-
-/*
- * xf86SetRootClip --
- *	Enable or disable rendering to the screen by
- *	setting the root clip list and revalidating
- *	all of the windows
- */
-
-static void
-xf86SetRootClip (ScreenPtr pScreen, Bool enable)
-{
-    WindowPtr	pWin = WindowTable[pScreen->myNum];
-    WindowPtr	pChild;
-    Bool	WasViewable = (Bool)(pWin->viewable);
-    Bool	anyMarked = FALSE;
-    RegionPtr	pOldClip = NULL, bsExposed;
-#ifdef DO_SAVE_UNDERS
-    Bool	dosave = FALSE;
-#endif
-    WindowPtr   pLayerWin;
-    BoxRec	box;
-
-    if (WasViewable)
-    {
-	for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib)
-	{
-	    (void) (*pScreen->MarkOverlappedWindows)(pChild,
-						     pChild,
-						     &pLayerWin);
-	}
-	(*pScreen->MarkWindow) (pWin);
-	anyMarked = TRUE;
-	if (pWin->valdata)
-	{
-	    if (HasBorder (pWin))
-	    {
-		RegionPtr	borderVisible;
-
-		borderVisible = REGION_CREATE(pScreen, NullBox, 1);
-		REGION_SUBTRACT(pScreen, borderVisible,
-				&pWin->borderClip, &pWin->winSize);
-		pWin->valdata->before.borderVisible = borderVisible;
-	    }
-	    pWin->valdata->before.resized = TRUE;
-	}
-    }
-    
-    /*
-     * Use REGION_BREAK to avoid optimizations in ValidateTree
-     * that assume the root borderClip can't change well, normally
-     * it doesn't...)
-     */
-    if (enable)
-    {
-	box.x1 = 0;
-	box.y1 = 0;
-	box.x2 = pScreen->width;
-	box.y2 = pScreen->height;
-	REGION_INIT (pScreen, &pWin->winSize, &box, 1);
-	REGION_INIT (pScreen, &pWin->borderSize, &box, 1);
-	if (WasViewable)
-	    REGION_RESET(pScreen, &pWin->borderClip, &box);
-	pWin->drawable.width = pScreen->width;
-	pWin->drawable.height = pScreen->height;
-        REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList);
-    }
-    else
-    {
-	REGION_EMPTY(pScreen, &pWin->borderClip);
-	REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList);
-    }
-    
-    ResizeChildrenWinSize (pWin, 0, 0, 0, 0);
-    
-    if (WasViewable)
-    {
-	if (pWin->backStorage)
-	{
-	    pOldClip = REGION_CREATE(pScreen, NullBox, 1);
-	    REGION_COPY(pScreen, pOldClip, &pWin->clipList);
-	}
-
-	if (pWin->firstChild)
-	{
-	    anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin->firstChild,
-							   pWin->firstChild,
-							   (WindowPtr *)NULL);
-	}
-	else
-	{
-	    (*pScreen->MarkWindow) (pWin);
-	    anyMarked = TRUE;
-	}
-
-#ifdef DO_SAVE_UNDERS
-	if (DO_SAVE_UNDERS(pWin))
-	{
-	    dosave = (*pScreen->ChangeSaveUnder)(pLayerWin, pLayerWin);
-	}
-#endif /* DO_SAVE_UNDERS */
-
-	if (anyMarked)
-	    (*pScreen->ValidateTree)(pWin, NullWindow, VTOther);
-    }
-
-    if (pWin->backStorage &&
-	((pWin->backingStore == Always) || WasViewable))
-    {
-	if (!WasViewable)
-	    pOldClip = &pWin->clipList; /* a convenient empty region */
-	bsExposed = (*pScreen->TranslateBackingStore)
-			     (pWin, 0, 0, pOldClip,
-			      pWin->drawable.x, pWin->drawable.y);
-	if (WasViewable)
-	    REGION_DESTROY(pScreen, pOldClip);
-	if (bsExposed)
-	{
-	    RegionPtr	valExposed = NullRegion;
-    
-	    if (pWin->valdata)
-		valExposed = &pWin->valdata->after.exposed;
-	    (*pScreen->WindowExposures) (pWin, valExposed, bsExposed);
-	    if (valExposed)
-		REGION_EMPTY(pScreen, valExposed);
-	    REGION_DESTROY(pScreen, bsExposed);
-	}
-    }
-    if (WasViewable)
-    {
-	if (anyMarked)
-	    (*pScreen->HandleExposures)(pWin);
-#ifdef DO_SAVE_UNDERS
-	if (dosave)
-	    (*pScreen->PostChangeSaveUnder)(pLayerWin, pLayerWin);
-#endif /* DO_SAVE_UNDERS */
-	if (anyMarked && pScreen->PostValidateTree)
-	    (*pScreen->PostValidateTree)(pWin, NullWindow, VTOther);
-    }
-    if (pWin->realized)
-	WindowsRestructured ();
-    FlushAllOutput ();
-}
-
-/*
- * Function to enable/disable access to the frame buffer
- *
- * This is used when VT switching and when entering/leaving DGA direct mode.
- *
- * This has been rewritten again to eliminate the saved pixmap.  The
- * devPrivate field in the screen pixmap is set to NULL to catch code
- * accidentally referencing the frame buffer while the X server is not
- * supposed to touch it.
- *
- * Here, we exchange the pixmap private data, rather than the pixmaps
- * themselves to avoid having to find and change any references to the screen
- * pixmap such as GC's, window privates etc.  This also means that this code
- * does not need to know exactly how the pixmap pixels are accessed.  Further,
- * this exchange is >not< done through the screen's ModifyPixmapHeader()
- * vector.  This means the called frame buffer code layers can determine
- * whether they are switched in or out by keeping track of the root pixmap's
- * private data, and therefore don't need to access pScrnInfo->vtSema.
- */
-void
-xf86EnableDisableFBAccess(int scrnIndex, Bool enable)
-{
-    ScrnInfoPtr pScrnInfo = xf86Screens[scrnIndex];
-    ScreenPtr pScreen = pScrnInfo->pScreen;
-    PixmapPtr pspix;
-
-    pspix = (*pScreen->GetScreenPixmap) (pScreen);
-    if (enable)
-    {
-	/*
-	 * Restore the screen pixmap devPrivate field
-	 */
-	pspix->devPrivate = pScrnInfo->pixmapPrivate;
-	/*
-	 * Restore all of the clip lists on the screen 
-	 */
-	if (!xf86Resetting)
-	    xf86SetRootClip (pScreen, TRUE);
-
-    }
-    else
-    {
-	/*
-	 * Empty all of the clip lists on the screen 
-	 */
-	xf86SetRootClip (pScreen, FALSE);
-	/*
-	 * save the screen pixmap devPrivate field and
-	 * replace it with NULL so accidental references
-	 * to the frame buffer are caught
-	 */
-	pScrnInfo->pixmapPrivate = pspix->devPrivate;
-	pspix->devPrivate.ptr = NULL;
-    }
-}
-
-/* Print driver messages in the standard format */
-
-#undef PREFIX_SIZE
-#define PREFIX_SIZE 14
-
-void
-xf86VDrvMsgVerb(int scrnIndex, MessageType type, int verb, const char *format,
-		va_list args)
-{
-    char *tmpFormat;
-
-    /* Prefix the scrnIndex name to the format string. */
-    if (scrnIndex >= 0 && scrnIndex < xf86NumScreens &&
-	xf86Screens[scrnIndex]->name) {
-	tmpFormat = xalloc(strlen(format) +
-			   strlen(xf86Screens[scrnIndex]->name) +
-			   PREFIX_SIZE + 1);
-	if (!tmpFormat)
-	    return;
-
-	snprintf(tmpFormat, PREFIX_SIZE + 1, "%s(%d): ",
-		 xf86Screens[scrnIndex]->name, scrnIndex);
-
-	strcat(tmpFormat, format);
-	LogVMessageVerb(type, verb, tmpFormat, args);
-	xfree(tmpFormat);
-    } else
-	LogVMessageVerb(type, verb, format, args);
-}
-#undef PREFIX_SIZE
-
-/* Print driver messages, with verbose level specified directly */
-void
-xf86DrvMsgVerb(int scrnIndex, MessageType type, int verb, const char *format,
-	       ...)
-{
-    va_list ap;
-
-    va_start(ap, format);
-    xf86VDrvMsgVerb(scrnIndex, type, verb, format, ap);
-    va_end(ap);
-}
-
-/* Print driver messages, with verbose level of 1 (default) */
-void
-xf86DrvMsg(int scrnIndex, MessageType type, const char *format, ...)
-{
-    va_list ap;
-
-    va_start(ap, format);
-    xf86VDrvMsgVerb(scrnIndex, type, 1, format, ap);
-    va_end(ap);
-}
-
-/* Print non-driver messages with verbose level specified directly */
-void
-xf86MsgVerb(MessageType type, int verb, const char *format, ...)
-{
-    va_list ap;
-
-    va_start(ap, format);
-    xf86VDrvMsgVerb(-1, type, verb, format, ap);
-    va_end(ap);
-}
-
-/* Print non-driver messages with verbose level of 1 (default) */
-void
-xf86Msg(MessageType type, const char *format, ...)
-{
-    va_list ap;
-
-    va_start(ap, format);
-    xf86VDrvMsgVerb(-1, type, 1, format, ap);
-    va_end(ap);
-}
-
-/* Just like ErrorF, but with the verbose level checked */
-void
-xf86ErrorFVerb(int verb, const char *format, ...)
-{
-    va_list ap;
-
-    va_start(ap, format);
-    if (xf86Verbose >= verb || xf86LogVerbose >= verb)
-	LogVWrite(verb, format, ap);
-    va_end(ap);
-}
-
-/* Like xf86ErrorFVerb, but with an implied verbose level of 1 */
-void
-xf86ErrorF(const char *format, ...)
-{
-    va_list ap;
-
-    va_start(ap, format);
-    if (xf86Verbose >= 1 || xf86LogVerbose >= 1)
-	LogVWrite(1, format, ap);
-    va_end(ap);
-}
-
-
-void
-xf86LogInit()
-{
-    char *lf;
-
-#define LOGSUFFIX ".log"
-#define LOGOLDSUFFIX ".old"
-    
-    /* Get the log file name */
-    if (xf86LogFileFrom == X_DEFAULT) {
-	/* Append the display number and ".log" */
-	lf = malloc(strlen(xf86LogFile) + strlen("%s") +
-		    strlen(LOGSUFFIX) + 1);
-	if (!lf)
-	    FatalError("Cannot allocate space for the log file name\n");
-	sprintf(lf, "%s%%s" LOGSUFFIX, xf86LogFile);
-	xf86LogFile = lf;
-    }
-
-    xf86LogFile = LogInit(xf86LogFile, LOGOLDSUFFIX);
-    xf86LogFileWasOpened = TRUE;
-
-    xf86SetVerbosity(xf86Verbose);
-    xf86SetLogVerbosity(xf86LogVerbose);
-
-#undef LOGSUFFIX
-#undef LOGOLDSUFFIX
-}
-
-void
-xf86CloseLog()
-{
-    LogClose();
-}
-
-
-/*
- * Drivers can use these for using their own SymTabRecs.
- */
-
-const char *
-xf86TokenToString(SymTabPtr table, int token)
-{
-    int i;
-
-    for (i = 0; table[i].token >= 0 && table[i].token != token; i++)
-	;
-
-    if (table[i].token < 0)
-	return NULL;
-    else
-	return(table[i].name);
-}
-
-int
-xf86StringToToken(SymTabPtr table, const char *string)
-{
-    int i;
-
-    if (string == NULL)
-	return -1;
-
-    for (i = 0; table[i].token >= 0 && xf86NameCmp(string, table[i].name); i++)
-	;
-
-    return(table[i].token);
-}
-
-/*
- * helper to display the clocks found on a card
- */
-void
-xf86ShowClocks(ScrnInfoPtr scrp, MessageType from)
-{
-    int j;
-
-    xf86DrvMsg(scrp->scrnIndex, from, "Pixel clocks available:");
-    for (j=0; j < scrp->numClocks; j++) {
-	if ((j % 4) == 0) {
-	    xf86ErrorF("\n");
-	    xf86DrvMsg(scrp->scrnIndex, from, "pixel clocks:");
-	}
-	xf86ErrorF(" %7.3f", (double)scrp->clock[j] / 1000.0);
-    }
-    xf86ErrorF("\n");
-}
-
-
-/*
- * This prints out the driver identify message, including the names of
- * the supported chipsets.
- *
- * XXX This makes assumptions about the line width, etc.  Maybe we could
- * use a more general "pretty print" function for messages.
- */
-void
-xf86PrintChipsets(const char *drvname, const char *drvmsg, SymTabPtr chips)
-{
-    int len, i;
-
-    len = 6 + strlen(drvname) + 2 + strlen(drvmsg) + 2;
-    xf86Msg(X_INFO, "%s: %s:", drvname, drvmsg);
-    for (i = 0; chips[i].name != NULL; i++) {
-	if (i != 0) {
-	    xf86ErrorF(",");
-	    len++;
-	}
-	if (len + 2 + strlen(chips[i].name) < 78) {
-	    xf86ErrorF(" ");
-	    len++;
-	} else {
-	    xf86ErrorF("\n\t");
-	    len = 8;
-	}
-	xf86ErrorF("%s", chips[i].name);
-	len += strlen(chips[i].name);
-    }
-    xf86ErrorF("\n");
-}
-
-
-#define MAXDRIVERS 64	/* A >hack<, to be sure ... */
-
-
-int
-xf86MatchDevice(const char *drivername, GDevPtr **sectlist)
-{
-    GDevPtr       gdp, *pgdp = NULL;
-    confScreenPtr screensecptr;
-    int i,j;
-
-    if (sectlist)
-	*sectlist = NULL;
-
-    if (xf86DoProbe) return 1;
-  
-    if (xf86DoConfigure && xf86DoConfigurePass1) return 1;
-
-    /*
-     * This is a very important function that matches the device sections
-     * as they show up in the config file with the drivers that the server
-     * loads at run time.
-     *
-     * ChipProbe can call 
-     * int xf86MatchDevice(char * drivername, GDevPtr ** sectlist) 
-     * with its driver name. The function allocates an array of GDevPtr and
-     * returns this via sectlist and returns the number of elements in
-     * this list as return value. 0 means none found, -1 means fatal error.
-     * 
-     * It can figure out which of the Device sections to use for which card
-     * (using things like the Card statement, etc). For single headed servers
-     * there will of course be just one such Device section.
-     */
-    i = 0;
-    
-    /*
-     * first we need to loop over all the Screens sections to get to all
-     * 'active' device sections
-     */
-    for (j=0; xf86ConfigLayout.screens[j].screen != NULL; j++) {
-        screensecptr = xf86ConfigLayout.screens[j].screen;
-        if ((screensecptr->device->driver != NULL)
-            && (xf86NameCmp( screensecptr->device->driver,drivername) == 0)
-            && (! screensecptr->device->claimed)) {
-            /*
-             * we have a matching driver that wasn't claimed, yet
-             */
-            pgdp = xnfrealloc(pgdp, (i + 2) * sizeof(GDevPtr));
-            pgdp[i++] = screensecptr->device;
-        }
-    }
-
-    /* Then handle the inactive devices */
-    j = 0;
-    while (xf86ConfigLayout.inactives[j].identifier) {
-	gdp = &xf86ConfigLayout.inactives[j];
-	if (gdp->driver && !gdp->claimed &&
-	    !xf86NameCmp(gdp->driver,drivername)) {
-	    /* we have a matching driver that wasn't claimed yet */
-	    pgdp = xnfrealloc(pgdp, (i + 2) * sizeof(GDevPtr));
-	    pgdp[i++] = gdp;
-	}
-	j++;
-    }
-    
-    /*
-     * make the array NULL terminated and return its address
-     */
-    if (i)
-        pgdp[i] = NULL;
-
-    if (sectlist)
-	*sectlist = pgdp;
-    else
-	xfree(pgdp);
-    return i;
-}
-
-struct Inst {
-    pciVideoPtr	pci;
-    GDevPtr		dev;
-    Bool		foundHW;  /* PCIid in list of supported chipsets */
-    Bool		claimed;  /* BusID matches with a device section */
-    int 		chip;
-    int 		screen;
-};
-
-int
-xf86MatchPciInstances(const char *driverName, int vendorID, 
-		      SymTabPtr chipsets, PciChipsets *PCIchipsets,
-		      GDevPtr *devList, int numDevs, DriverPtr drvp,
-		      int **foundEntities)
-{
-    int i,j;
-    MessageType from;
-    pciVideoPtr pPci, *ppPci;
-    struct Inst {
-	pciVideoPtr	pci;
-	GDevPtr		dev;
-	Bool		foundHW;  /* PCIid in list of supported chipsets */
-	Bool		claimed;  /* BusID matches with a device section */
-        int             chip;
-        int		screen;
-    } *instances = NULL;
-    int numClaimedInstances = 0;
-    int allocatedInstances = 0;
-    int numFound = 0;
-    SymTabRec *c;
-    PciChipsets *id;
-    GDevPtr devBus = NULL;
-    GDevPtr dev = NULL;
-    int *retEntities = NULL;
-
-    *foundEntities = NULL;
-
-    if (vendorID == 0) {
-	for (ppPci = xf86PciVideoInfo; *ppPci != NULL; ppPci++) {
-	    Bool foundVendor = FALSE;
-	    for (id = PCIchipsets; id->PCIid != -1; id++) {
-	        if ( (((id->PCIid & 0xFFFF0000) >> 16) == (*ppPci)->vendor)) {
-		    if (!foundVendor) {
-	                ++allocatedInstances;
-			instances = xnfrealloc(instances,
-				     allocatedInstances * sizeof(struct Inst));
-			instances[allocatedInstances - 1].pci = *ppPci;
-			instances[allocatedInstances - 1].dev = NULL;
-			instances[allocatedInstances - 1].claimed = FALSE;
-			instances[allocatedInstances - 1].foundHW = FALSE;
-			instances[allocatedInstances - 1].screen = 0;
-			foundVendor = TRUE;
-		    } 
-		    if ((id->PCIid & 0x0000FFFF) == (*ppPci)->chipType) {
-	               instances[allocatedInstances - 1].foundHW = TRUE;
-		       instances[allocatedInstances - 1].chip = id->numChipset;
-		       numFound++;
-		    }
-		}
-	    }
-	}
-    } else if (vendorID == PCI_VENDOR_GENERIC) {
-	for (ppPci = xf86PciVideoInfo; *ppPci != NULL; ppPci++) {
-	    for (id = PCIchipsets; id->PCIid != -1; id++) {
-		if (id->PCIid == xf86CheckPciGAType(*ppPci)) {
-		    ++allocatedInstances;
-		    instances = xnfrealloc(instances,
-				  allocatedInstances * sizeof(struct Inst));
-		    instances[allocatedInstances - 1].pci = *ppPci;
-		    instances[allocatedInstances - 1].dev = NULL;
-		    instances[allocatedInstances - 1].claimed = FALSE;
-		    instances[allocatedInstances - 1].foundHW = TRUE;
-		    instances[allocatedInstances - 1].chip = id->numChipset;
-		    instances[allocatedInstances - 1].screen = 0;
-		    numFound++;
-		}
-	    }
-	}
-    } else {
-	/* Find PCI devices that match the given vendor ID */
-	for (ppPci = xf86PciVideoInfo; (ppPci != NULL)
-	       && (*ppPci != NULL); ppPci++) {
-	    if ((*ppPci)->vendor == vendorID) {
-		++allocatedInstances;
-		instances = xnfrealloc(instances,
-			      allocatedInstances * sizeof(struct Inst));
-		instances[allocatedInstances - 1].pci = *ppPci;
-		instances[allocatedInstances - 1].dev = NULL;
-		instances[allocatedInstances - 1].claimed = FALSE;
-		instances[allocatedInstances - 1].foundHW = FALSE;
-	        instances[allocatedInstances - 1].screen = 0;
-
-		/* Check if the chip type is listed in the chipsets table */
-		for (id = PCIchipsets; id->PCIid != -1; id++) {
-		    if (id->PCIid == (*ppPci)->chipType) {
-			instances[allocatedInstances - 1].chip
-			    = id->numChipset;
-			instances[allocatedInstances - 1].foundHW = TRUE;
-			numFound++;
-			break;
-		    }
-		}
-	    }
-	}
-    }
-
-    /*
-     * This may be debatable, but if no PCI devices with a matching vendor
-     * type is found, return zero now.  It is probably not desirable to
-     * allow the config file to override this.
-     */
-    if (allocatedInstances <= 0) {
-	xfree(instances);
-	return 0;
-    }
-
-    if (xf86DoProbe) {
-	xfree(instances);
-	return numFound;
-    }
-
-    if (xf86DoConfigure && xf86DoConfigurePass1) {
-	GDevPtr pGDev;
-	int actualcards = 0;
-	for (i = 0; i < allocatedInstances; i++) {
-	    pPci = instances[i].pci;
-	    if (instances[i].foundHW) {
-		if (!xf86CheckPciSlot(pPci->bus, pPci->device, pPci->func))
-		    continue;
-		actualcards++;
-	    	pGDev = xf86AddDeviceToConfigure(drvp->driverName,
-						 instances[i].pci, -1);
-		if (pGDev) {
-		   /*
-		    * XF86Match???Instances() treat chipID and chipRev as
-		    * overrides, so clobber them here.
-		    */
-		   pGDev->chipID = pGDev->chipRev = -1;
-		}
-	    }
-	}
-	xfree(instances);
-	return actualcards;
-    }
-
-#ifdef DEBUG
-    ErrorF("%s instances found: %d\n", driverName, allocatedInstances);
-#endif
-
-   /*
-    * Check for devices that need duplicated instances.  This is required
-    * when there is more than one screen per entity.
-    *
-    * XXX This currently doesn't work for cases where the BusID isn't
-    * specified explicitly in the config file.
-    */
-
-    for (j = 0; j < numDevs; j++) {
-        if (devList[j]->screen > 0 && devList[j]->busID 
-	    && *devList[j]->busID) {
-	    for (i = 0; i < allocatedInstances; i++) {
-	        pPci = instances[i].pci;
-	        if (xf86ComparePciBusString(devList[j]->busID, pPci->bus,
-					    pPci->device,
-					    pPci->func)) {
-		    allocatedInstances++;
-		    instances = xnfrealloc(instances,
-					   allocatedInstances * 
-					   sizeof(struct Inst));
-		    instances[allocatedInstances - 1] = instances[i];
-		    instances[allocatedInstances - 1].screen =
-		      				devList[j]->screen;
-		    numFound++;
-		    break;
-		}
-	    }
-	}
-    }
-
-    for (i = 0; i < allocatedInstances; i++) {
-	pPci = instances[i].pci;
-	devBus = NULL;
-	dev = NULL;
-	for (j = 0; j < numDevs; j++) {
-	    if (devList[j]->busID && *devList[j]->busID) {
-		if (xf86ComparePciBusString(devList[j]->busID, pPci->bus,
-					   pPci->device,
-					   pPci->func) &&
-		    devList[j]->screen == instances[i].screen) {
-		   
-		    if (devBus)
-                        xf86MsgVerb(X_WARNING,0,
-			    "%s: More than one matching Device section for "
-			    "instances\n\t(BusID: %s) found: %s\n",
-			    driverName, devList[j]->busID,
-			    devList[j]->identifier);
-		    else
-			devBus = devList[j];
-		} 
-	    } else {
-		/* 
-		 * if device section without BusID is found 
-		 * only assign to it to the primary device.
-		 */
-		if (xf86IsPrimaryPci(pPci)) {
-		    xf86Msg(X_PROBED, "Assigning device section with no busID"
-			    " to primary device\n");
-		    if (dev || devBus)
-			xf86MsgVerb(X_WARNING, 0,
-			    "%s: More than one matching Device section "
-			    "found: %s\n", driverName, devList[j]->identifier);
-		    else
-			dev = devList[j];
-		}
-	    }
-	}
-	if (devBus) dev = devBus;  /* busID preferred */ 
-	if (!dev) {
-	    if (xf86CheckPciSlot(pPci->bus, pPci->device, pPci->func)) {
-		xf86MsgVerb(X_WARNING, 0, "%s: No matching Device section "
-			    "for instance (BusID PCI:%i:%i:%i) found\n",
-			    driverName, pPci->bus, pPci->device, pPci->func);
-	    }
-	} else {
-	    numClaimedInstances++;
-	    instances[i].claimed = TRUE;
-	    instances[i].dev = dev;
-	}
-    }
-#ifdef DEBUG
-    ErrorF("%s instances found: %d\n", driverName, numClaimedInstances);
-#endif
-    /*
-     * Now check that a chipset or chipID override in the device section
-     * is valid.  Chipset has precedence over chipID.
-     * If chipset is not valid ignore BusSlot completely.
-     */
-    for (i = 0; i < allocatedInstances && numClaimedInstances > 0; i++) {
-	if (!instances[i].claimed) {
-	    continue;
-	}
-	from = X_PROBED;
-	if (instances[i].dev->chipset) {
-	    for (c = chipsets; c->token >= 0; c++) {
-		if (xf86NameCmp(c->name, instances[i].dev->chipset) == 0)
-		    break;
-	    }
-	    if (c->token == -1) {
-		instances[i].claimed = FALSE;
-		numClaimedInstances--;
-		xf86MsgVerb(X_WARNING, 0, "%s: Chipset \"%s\" in Device "
-			    "section \"%s\" isn't valid for this driver\n",
-			    driverName, instances[i].dev->chipset,
-			    instances[i].dev->identifier);
-	    } else {
-		instances[i].chip = c->token;
-
-		for (id = PCIchipsets; id->numChipset >= 0; id++) {
-		    if (id->numChipset == instances[i].chip)
-			break;
-		}
-		if(id->numChipset >=0){
-		    xf86Msg(X_CONFIG,"Chipset override: %s\n",
-			     instances[i].dev->chipset);
-		    from = X_CONFIG;
-		} else {
-		    instances[i].claimed = FALSE;
-		    numClaimedInstances--;
-		    xf86MsgVerb(X_WARNING, 0, "%s: Chipset \"%s\" in Device "
-				"section \"%s\" isn't a valid PCI chipset\n",
-				driverName, instances[i].dev->chipset,
-				instances[i].dev->identifier);
-		}
-	    }
-	} else if (instances[i].dev->chipID > 0) {
-	    for (id = PCIchipsets; id->numChipset >= 0; id++) {
-		if (id->PCIid == instances[i].dev->chipID)
-		    break;
-	    }
-	    if (id->numChipset == -1) {
-		instances[i].claimed = FALSE;
-		numClaimedInstances--;
-		xf86MsgVerb(X_WARNING, 0, "%s: ChipID 0x%04X in Device "
-			    "section \"%s\" isn't valid for this driver\n",
-			    driverName, instances[i].dev->chipID,
-			    instances[i].dev->identifier);
-	    } else {
-		instances[i].chip = id->numChipset;
-
-		xf86Msg( X_CONFIG,"ChipID override: 0x%04X\n",
-			 instances[i].dev->chipID);
-		from = X_CONFIG;
-	    }
-	} else if (!instances[i].foundHW) {
-	    /*
-	     * This means that there was no override and the PCI chipType
-	     * doesn't match one that is supported
-	     */
-	    instances[i].claimed = FALSE;
-	    numClaimedInstances--;
-	}
-	if (instances[i].claimed == TRUE){
-	    for (c = chipsets; c->token >= 0; c++) {
-		if (c->token == instances[i].chip)
-		    break;
-	    }
-	    xf86Msg(from,"Chipset %s found\n",
-		    c->name);
-	}
-    }
-
-    /*
-     * Of the claimed instances, check that another driver hasn't already
-     * claimed its slot.
-     */
-    numFound = 0;
-    for (i = 0; i < allocatedInstances && numClaimedInstances > 0; i++) {
-	
-	if (!instances[i].claimed)
-	    continue;
-	pPci = instances[i].pci;
-
-
-        /*
-	 * Allow the same entity to be used more than once for devices with
-	 * multiple screens per entity.  This assumes implicitly that there
-	 * will be a screen == 0 instance.
-	 *
-	 * XXX Need to make sure that two different drivers don't claim
-	 * the same screen > 0 instance.
-	 */
-        if (instances[i].screen == 0 &&
-	    !xf86CheckPciSlot(pPci->bus, pPci->device, pPci->func))
-	    continue;
-
-#ifdef DEBUG
-	ErrorF("%s: card at %d:%d:%d is claimed by a Device section\n",
-	       driverName, pPci->bus, pPci->device, pPci->func);
-#endif
-	
-	/* Allocate an entry in the lists to be returned */
-	numFound++;
-	retEntities = xnfrealloc(retEntities, numFound * sizeof(int));
-	retEntities[numFound - 1]
-	    = xf86ClaimPciSlot(pPci->bus, pPci->device,
-			       pPci->func,drvp,	instances[i].chip,
-			       instances[i].dev,instances[i].dev->active ?
-			       TRUE : FALSE);
-        if (retEntities[numFound - 1] == -1 && instances[i].screen > 0) {
-	    for (j = 0; j < xf86NumEntities; j++) {
-	        EntityPtr pEnt = xf86Entities[j];
-	        if (pEnt->busType != BUS_PCI)
-		    continue;
-	        if (pEnt->pciBusId.bus == pPci->bus &&
-		    pEnt->pciBusId.device == pPci->device &&
-		    pEnt->pciBusId.func == pPci->func) {
-		    retEntities[numFound - 1] = j;
-		    xf86AddDevToEntity(j, instances[i].dev);
-		    break;
-		}
-	    }
-	}
-    }
-    xfree(instances);
-    if (numFound > 0) {
-	*foundEntities = retEntities;
-    }
-	
-    return numFound;
-}
-
-int
-xf86MatchIsaInstances(const char *driverName, SymTabPtr chipsets,
-		      IsaChipsets *ISAchipsets, DriverPtr drvp,
-		      FindIsaDevProc FindIsaDevice, GDevPtr *devList,
-		      int numDevs, int **foundEntities)
-{
-    SymTabRec *c;
-    IsaChipsets *Chips;
-    int i;
-    int numFound = 0;
-    int foundChip = -1;
-    int *retEntities = NULL;
-
-    *foundEntities = NULL;
-
-#if defined(__sparc__) || defined(__powerpc__)
-    FindIsaDevice = NULL;	/* Temporary */
-#endif
-
-    if (xf86DoProbe || (xf86DoConfigure && xf86DoConfigurePass1)) {
-	if (FindIsaDevice &&
-	    ((foundChip = (*FindIsaDevice)(NULL)) != -1)) {
-	    xf86AddDeviceToConfigure(drvp->driverName, NULL, foundChip);
-	    return 1;
-	}
-	return 0;
-    }
-
-    for (i = 0; i < numDevs; i++) {
-	MessageType from = X_CONFIG;
-	GDevPtr dev = NULL;
-	GDevPtr devBus = NULL;
-
-	if (devList[i]->busID && *devList[i]->busID) {
-	    if (xf86ParseIsaBusString(devList[i]->busID)) {
-		if (devBus) xf86MsgVerb(X_WARNING,0,
-					"%s: More than one matching Device "
-					"section for ISA-Bus found: %s\n",
-					driverName,devList[i]->identifier);
-		else devBus = devList[i];
-	    }
-	} else {
-	    if (xf86IsPrimaryIsa()) {
-		if (dev) xf86MsgVerb(X_WARNING,0,
-				     "%s: More than one matching "
-				     "Device section found: %s\n",
-				     driverName,devList[i]->identifier);
-		else dev = devList[i];
-	    }
-	}
-	if (devBus) dev = devBus;
-	if (dev) {
-	    if (dev->chipset) {
-		for (c = chipsets; c->token >= 0; c++) {
-		    if (xf86NameCmp(c->name, dev->chipset) == 0)
-			break;
-		}
-		if (c->token == -1) {
-		    xf86MsgVerb(X_WARNING, 0, "%s: Chipset \"%s\" in Device "
-				"section \"%s\" isn't valid for this driver\n",
-				driverName, dev->chipset,
-				dev->identifier);
-		} else
-		    foundChip = c->token;
-	    } else { 
-		if (FindIsaDevice) foundChip = (*FindIsaDevice)(dev);
-                                                        /* Probe it */
-		from = X_PROBED;
-	    }
-	}
-	
-	/* Check if the chip type is listed in the chipset table - for sanity*/
-
-	if (foundChip >= 0){
-	    for (Chips = ISAchipsets; Chips->numChipset >= 0; Chips++) {
-		if (Chips->numChipset == foundChip) 
-		    break;
-	    }
-	    if (Chips->numChipset == -1){
-		foundChip = -1;
-		xf86MsgVerb(X_WARNING,0,
-			    "%s: Driver detected unknown ISA-Bus Chipset\n",
-			    driverName);
-	    }
-	}
-	if (foundChip != -1) {
-	    numFound++;
-	    retEntities = xnfrealloc(retEntities,numFound * sizeof(int));
-	    retEntities[numFound - 1] =
-	    xf86ClaimIsaSlot(drvp,foundChip,dev, dev->active ? TRUE : FALSE);
-	    for (c = chipsets; c->token >= 0; c++) {
-		if (c->token == foundChip)
-		    break;
-	    }
-	    xf86Msg(from, "Chipset %s found\n", c->name);
-	}
-    }
-    *foundEntities = retEntities;
-    
-    return numFound;
-}
-
-/*
- * xf86GetClocks -- get the dot-clocks via a BIG BAD hack ...
- */
-void
-xf86GetClocks(ScrnInfoPtr pScrn, int num, Bool (*ClockFunc)(ScrnInfoPtr, int),
-	      void (*ProtectRegs)(ScrnInfoPtr, Bool),
-	      void (*BlankScreen)(ScrnInfoPtr, Bool), IOADDRESS vertsyncreg,
-	      int maskval, int knownclkindex, int knownclkvalue)
-{
-    register int status = vertsyncreg;
-    unsigned long i, cnt, rcnt, sync;
-
-    /* First save registers that get written on */
-    (*ClockFunc)(pScrn, CLK_REG_SAVE);
-
-    xf86SetPriority(TRUE);
-
-    if (num > MAXCLOCKS)
-	num = MAXCLOCKS;
-
-    for (i = 0; i < num; i++) 
-    {
-	if (ProtectRegs)
-	    (*ProtectRegs)(pScrn, TRUE);
-	if (!(*ClockFunc)(pScrn, i))
-	{
-	    pScrn->clock[i] = -1;
-	    continue;
-	}
-	if (ProtectRegs)
-	    (*ProtectRegs)(pScrn, FALSE);
-	if (BlankScreen)
-	    (*BlankScreen)(pScrn, FALSE);
-	    
-    	usleep(50000);     /* let VCO stabilise */
-
-    	cnt  = 0;
-    	sync = 200000;
-
-	/* XXX How critical is this? */
-    	if (!xf86DisableInterrupts())
-    	{
-	    (*ClockFunc)(pScrn, CLK_REG_RESTORE);
-	    ErrorF("Failed to disable interrupts during clock probe.  If\n");
-	    ErrorF("your OS does not support disabling interrupts, then you\n");
-	    FatalError("must specify a Clocks line in the XF86Config file.\n");
-	}
-	while ((inb(status) & maskval) == 0x00) 
-	    if (sync-- == 0) goto finish;
-	/* Something appears to be happening, so reset sync count */
-	sync = 200000;
-	while ((inb(status) & maskval) == maskval) 
-	    if (sync-- == 0) goto finish;
-	/* Something appears to be happening, so reset sync count */
-	sync = 200000;
-	while ((inb(status) & maskval) == 0x00) 
-	    if (sync-- == 0) goto finish;
-    
-	for (rcnt = 0; rcnt < 5; rcnt++) 
-	{
-	    while (!(inb(status) & maskval)) 
-		cnt++;
-	    while ((inb(status) & maskval)) 
-		cnt++;
-	}
-    
-finish:
-	xf86EnableInterrupts();
-
-	pScrn->clock[i] = cnt ? cnt : -1;
-	if (BlankScreen)
-            (*BlankScreen)(pScrn, TRUE);
-    }
-
-    xf86SetPriority(FALSE);
-
-    for (i = 0; i < num; i++) 
-    {
-	if (i != knownclkindex)
-	{
-	    if (pScrn->clock[i] == -1)
-	    {
-		pScrn->clock[i] = 0;
-	    }
-	    else 
-	    {
-		pScrn->clock[i] = (int)(0.5 +
-                    (((float)knownclkvalue) * pScrn->clock[knownclkindex]) / 
-	            (pScrn->clock[i]));
-		/* Round to nearest 10KHz */
-		pScrn->clock[i] += 5;
-		pScrn->clock[i] /= 10;
-		pScrn->clock[i] *= 10;
-	    }
-	}
-    }
-
-    pScrn->clock[knownclkindex] = knownclkvalue;
-    pScrn->numClocks = num; 
-
-    /* Restore registers that were written on */
-    (*ClockFunc)(pScrn, CLK_REG_RESTORE);
-}
-
-void
-xf86SetPriority(Bool up)
-{
-    static int saved_nice;
-
-    if (up) {
-#ifdef HAS_SETPRIORITY
-	saved_nice = getpriority(PRIO_PROCESS, 0);
-	setpriority(PRIO_PROCESS, 0, -20);
-#endif
-#if defined(SYSV) || defined(SVR4) || defined(linux)
-	saved_nice = nice(0);
-	nice(-20 - saved_nice);
-#endif
-    } else {
-#ifdef HAS_SETPRIORITY
-	setpriority(PRIO_PROCESS, 0, saved_nice);
-#endif
-#if defined(SYSV) || defined(SVR4) || defined(linux)
-	nice(20 + saved_nice);
-#endif
-    }
-}
-
-const char *
-xf86GetVisualName(int visual)
-{
-    if (visual < 0 || visual > DirectColor)
-	return NULL;
-
-    return xf86VisualNames[visual];
-}
-
-
-int
-xf86GetVerbosity()
-{
-    return max(xf86Verbose, xf86LogVerbose);
-}
-
-Pix24Flags
-xf86GetPix24()
-{
-    return xf86Info.pixmap24;
-}
-
-
-int
-xf86GetDepth()
-{
-    return xf86Depth;
-}
-
-
-rgb
-xf86GetWeight()
-{
-    return xf86Weight;
-}
-
-
-Gamma
-xf86GetGamma()
-{
-    return xf86Gamma;
-}
-
-
-Bool
-xf86GetFlipPixels()
-{
-    return xf86FlipPixels;
-}
-
-
-const char *
-xf86GetServerName()
-{
-    return xf86ServerName;
-}
-
-
-Bool
-xf86ServerIsExiting()
-{
-    return (dispatchException & DE_TERMINATE) == DE_TERMINATE;
-}
-
-
-Bool
-xf86ServerIsResetting()
-{
-    return xf86Resetting;
-}
-
-
-Bool
-xf86ServerIsInitialising()
-{
-    return xf86Initialising;
-}
-
-
-Bool
-xf86ServerIsOnlyDetecting(void)
-{
-    return xf86DoProbe || xf86DoConfigure;
-}
-
-
-Bool
-xf86ServerIsOnlyProbing(void)
-{
-    return xf86ProbeOnly;
-}
-
-
-Bool
-xf86CaughtSignal()
-{
-    return xf86Info.caughtSignal;
-}
-
-
-Bool
-xf86GetVidModeAllowNonLocal()
-{
-    return xf86Info.vidModeAllowNonLocal;
-}
-
-
-Bool
-xf86GetVidModeEnabled()
-{
-    return xf86Info.vidModeEnabled;
-}
-
-Bool
-xf86GetModInDevAllowNonLocal()
-{
-    return xf86Info.miscModInDevAllowNonLocal;
-}
-
-
-Bool
-xf86GetModInDevEnabled()
-{
-    return xf86Info.miscModInDevEnabled;
-}
-
-
-Bool
-xf86GetAllowMouseOpenFail()
-{
-    return xf86Info.allowMouseOpenFail;
-}
-
-
-Bool
-xf86IsPc98()
-{
-#if defined(i386) || defined(__i386__)
-    return xf86Info.pc98;
-#else
-    return FALSE;
-#endif
-}
-
-void
-xf86DisableRandR()
-{
-    xf86Info.disableRandR = TRUE;
-    xf86Info.randRFrom = X_PROBED;
-}
-
-CARD32
-xf86GetVersion()
-{
-    return XF86_VERSION_CURRENT;
-}
-
-CARD32
-xf86GetModuleVersion(pointer module)
-{
-#ifdef XFree86LOADER
-    return (CARD32)LoaderGetModuleVersion(module);
-#else
-    return 0;
-#endif
-}
-
-pointer
-xf86LoadDrvSubModule(DriverPtr drv, const char *name)
-{
-#ifdef XFree86LOADER
-    pointer ret;
-    int errmaj = 0, errmin = 0;
-
-    ret = LoadSubModule(drv->module, name, NULL, NULL, NULL, NULL,
-			&errmaj, &errmin);
-    if (!ret)
-	LoaderErrorMsg(NULL, name, errmaj, errmin);
-    return ret;
-#else
-    return (pointer)1;
-#endif
-}
-
-pointer
-xf86LoadSubModule(ScrnInfoPtr pScrn, const char *name)
-{
-#ifdef XFree86LOADER
-    pointer ret;
-    int errmaj = 0, errmin = 0;
-
-    ret = LoadSubModule(pScrn->module, name, NULL, NULL, NULL, NULL,
-			&errmaj, &errmin);
-    if (!ret)
-	LoaderErrorMsg(pScrn->name, name, errmaj, errmin);
-    return ret;
-#else
-    return (pointer)1;
-#endif
-}
-
-/*
- * xf86LoadOneModule loads a single module.
- */             
-pointer
-xf86LoadOneModule(char *name, pointer opt)
-{
-#ifdef XFree86LOADER
-    int errmaj, errmin;
-#endif
-    char *Name;
-    pointer mod;
-    
-    if (!name)
-	return NULL;
-    
-#ifndef NORMALISE_MODULE_NAME
-    Name = xstrdup(name);
-#else
-    /* Normalise the module name */
-    Name = xf86NormalizeName(name);
-#endif
-
-    /* Skip empty names */
-    if (Name == NULL)
-	return NULL;
-    if (*Name == '\0') {
-	xfree(Name);
-	return NULL;
-    }
-
-#ifdef XFree86LOADER
-    mod = LoadModule(Name, NULL, NULL, NULL, opt, NULL, &errmaj, &errmin);
-    if (!mod)
-	LoaderErrorMsg(NULL, Name, errmaj, errmin);
-#else
-    mod = (pointer)1;
-#endif
-    xfree(Name);
-    return mod;
-}
-
-void
-xf86UnloadSubModule(pointer mod)
-{
-    /*
-     * This is disabled for now.  The loader isn't smart enough yet to undo
-     * relocations.
-     */
-#if defined(XFree86LOADER) && 0
-    UnloadSubModule(mod);
-#endif
-}
-
-Bool
-xf86LoaderCheckSymbol(const char *name)
-{
-#ifdef XFree86LOADER
-    return LoaderSymbol(name) != NULL;
-#else
-    return TRUE;
-#endif
-}
-
-void
-xf86LoaderReqSymLists(const char **list0, ...)
-{
-#ifdef XFree86LOADER
-    va_list ap;
-
-    va_start(ap, list0);
-    LoaderVReqSymLists(list0, ap);
-    va_end(ap);
-#endif
-}
-
-void
-xf86LoaderReqSymbols(const char *sym0, ...)
-{
-#ifdef XFree86LOADER
-    va_list ap;
-
-    va_start(ap, sym0);
-    LoaderVReqSymbols(sym0, ap);
-    va_end(ap);
-#endif
-}
-
-void
-xf86LoaderRefSymLists(const char **list0, ...)
-{
-#ifdef XFree86LOADER
-    va_list ap;
-
-    va_start(ap, list0);
-    LoaderVRefSymLists(list0, ap);
-    va_end(ap);
-#endif
-}
-
-void
-xf86LoaderRefSymbols(const char *sym0, ...)
-{
-#ifdef XFree86LOADER
-    va_list ap;
-
-    va_start(ap, sym0);
-    LoaderVRefSymbols(sym0, ap);
-    va_end(ap);
-#endif
-}
-
-
-typedef enum {
-   OPTION_BACKING_STORE
-} BSOpts;
-
-static const OptionInfoRec BSOptions[] = {
-   { OPTION_BACKING_STORE, "BackingStore", OPTV_BOOLEAN, {0}, FALSE },
-   { -1,                   NULL,           OPTV_NONE,    {0}, FALSE }
-};
-
-void 
-xf86SetBackingStore(ScreenPtr pScreen)
-{
-    Bool useBS = FALSE;
-    MessageType from = X_DEFAULT;
-    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
-    OptionInfoPtr options;
-
-    options = xnfalloc(sizeof(BSOptions));
-    (void)memcpy(options, BSOptions, sizeof(BSOptions));
-    xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, options);
-
-    /* check for commandline option here */
-    if (xf86bsEnableFlag) {
-	from = X_CMDLINE;
-	useBS = TRUE;
-    } else if (xf86bsDisableFlag) {
-	from = X_CMDLINE;
-	useBS = FALSE;
-    } else {
-	if (xf86GetOptValBool(options, OPTION_BACKING_STORE, &useBS))
-	    from = X_CONFIG;
-    }
-    xfree(options);
-    pScreen->backingStoreSupport = useBS ? Always : NotUseful;
-    if (serverGeneration == 1)
-	xf86DrvMsg(pScreen->myNum, from, "Backing store %s\n",
-		   useBS ? "enabled" : "disabled");
-}
-
-
-typedef enum {
-   OPTION_SILKEN_MOUSE
-} SMOpts;
-
-static const OptionInfoRec SMOptions[] = {
-   { OPTION_SILKEN_MOUSE, "SilkenMouse",   OPTV_BOOLEAN, {0}, FALSE },
-   { -1,                   NULL,           OPTV_NONE,    {0}, FALSE }
-};
-
-void 
-xf86SetSilkenMouse (ScreenPtr pScreen)
-{
-    Bool useSM = TRUE;
-    MessageType from = X_DEFAULT;
-    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
-    OptionInfoPtr options;
-
-    options = xnfalloc(sizeof(SMOptions));
-    (void)memcpy(options, SMOptions, sizeof(SMOptions));
-    xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, options);
-    
-    /* check for commandline option here */
-    /* disable if screen shares resources */
-    if (((pScrn->racMemFlags & RAC_CURSOR) && 
-	 !xf86NoSharedResources(pScrn->scrnIndex,MEM)) ||
-	((pScrn->racIoFlags & RAC_CURSOR) && 
-	 !xf86NoSharedResources(pScrn->scrnIndex,IO))) {
-	useSM = FALSE;
-	from = X_PROBED;
-    } else if (xf86silkenMouseDisableFlag) {
-        from = X_CMDLINE;
-	useSM = FALSE;
-    } else {
-	if (xf86GetOptValBool(options, OPTION_SILKEN_MOUSE, &useSM))
-	    from = X_CONFIG;
-    }
-    xfree(options);
-    /*
-     * XXX quick hack to report correctly for OSs that can't do SilkenMouse
-     * yet.  Should handle this differently so that alternate async methods
-     * like Xqueue work correctly with this too.
-     */
-    pScrn->silkenMouse = useSM && xf86SIGIOSupported();
-    if (serverGeneration == 1)
-	xf86DrvMsg(pScreen->myNum, from, "Silken mouse %s\n",
-		   pScrn->silkenMouse ? "enabled" : "disabled");
-}
-
-/* Wrote this function for the PM2 Xv driver, preliminary. */
-
-pointer
-xf86FindXvOptions(int scrnIndex, int adaptor_index, char *port_name,
-		  char **adaptor_name, pointer *adaptor_options)
-{
-    ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
-    confXvAdaptorPtr adaptor;
-    int i;
-
-    if (adaptor_index >= pScrn->confScreen->numxvadaptors) {
-	if (adaptor_name) *adaptor_name = NULL;
-	if (adaptor_options) *adaptor_options = NULL;
-	return NULL;
-    }
-
-    adaptor = &pScrn->confScreen->xvadaptors[adaptor_index];
-    if (adaptor_name) *adaptor_name = adaptor->identifier;
-    if (adaptor_options) *adaptor_options = adaptor->options;
-
-    for (i = 0; i < adaptor->numports; i++)
-	if (!xf86NameCmp(adaptor->ports[i].identifier, port_name))
-	    return adaptor->ports[i].options;
-
-    return NULL;
-}
-
-/* Rather than duplicate loader's get OS function, just include it directly */
-#define LoaderGetOS xf86GetOS
-#include "loader/os.c"
-
-/* new RAC */
-/*
- * xf86ConfigIsa/PciEntity() -- These helper functions assign an
- * active entity to a screen, registers its fixed resources, assign
- * special enter/leave functions and their private scratch area to
- * this entity, take the dog for a walk...
- */
-ScrnInfoPtr
-xf86ConfigIsaEntity(ScrnInfoPtr pScrn, int scrnFlag, int entityIndex,
-			  IsaChipsets *i_chip, resList res, EntityProc init,
-			  EntityProc enter, EntityProc leave, pointer private)
-{
-    IsaChipsets *i_id;
-    EntityInfoPtr pEnt = xf86GetEntityInfo(entityIndex);
-    if (!pEnt) return pScrn;
-    
-    if (!(pEnt->location.type == BUS_ISA)) {
-	xfree(pEnt);
-	return pScrn;
-    }
-
-    if (!pEnt->active) {
-	xf86ConfigIsaEntityInactive(pEnt, i_chip, res, init,  enter,
-				    leave,  private);
-	return pScrn;
-    }
-
-    if (!pScrn)
-	pScrn = xf86AllocateScreen(pEnt->driver,scrnFlag); 
-    xf86AddEntityToScreen(pScrn,entityIndex);
-
-    if (i_chip) {
-	for (i_id = i_chip; i_id->numChipset != -1; i_id++) {
-	    if (pEnt->chipset == i_id->numChipset) break;
-	}
-	xf86ClaimFixedResources(i_id->resList,entityIndex);
-    }
-    xfree(pEnt);
-    xf86ClaimFixedResources(res,entityIndex);
-    xf86SetEntityFuncs(entityIndex,init,enter,leave,private);
-
-    return pScrn;
-}
-
-ScrnInfoPtr
-xf86ConfigPciEntity(ScrnInfoPtr pScrn, int scrnFlag, int entityIndex,
-			  PciChipsets *p_chip, resList res, EntityProc init,
-			  EntityProc enter, EntityProc leave, pointer private)
-{
-    PciChipsets *p_id;
-    EntityInfoPtr pEnt = xf86GetEntityInfo(entityIndex);
-    if (!pEnt) return pScrn;
-
-    if (!(pEnt->location.type == BUS_PCI) 
-	|| !xf86GetPciInfoForEntity(entityIndex)) {
-	xfree(pEnt);
-	return pScrn;
-    }
-    if (!pEnt->active) {
-	xf86ConfigPciEntityInactive(pEnt, p_chip, res, init,  enter,
-				    leave,  private);
-	return pScrn;
-    }
-
-    if (!pScrn)
-	pScrn = xf86AllocateScreen(pEnt->driver,scrnFlag);
-    if (xf86IsEntitySharable(entityIndex)) {
-        xf86SetEntityShared(entityIndex);
-    }
-    xf86AddEntityToScreen(pScrn,entityIndex);
-    if (xf86IsEntityShared(entityIndex)) {
-        return pScrn;
-    }
-    if (p_chip) {
-	for (p_id = p_chip; p_id->numChipset != -1; p_id++) {
-	    if (pEnt->chipset == p_id->numChipset) break;
-	}
-	xf86ClaimFixedResources(p_id->resList,entityIndex);
-    }
-    xfree(pEnt);
-
-    xf86ClaimFixedResources(res,entityIndex);
-    xf86SetEntityFuncs(entityIndex,init,enter,leave,private);
-
-    return pScrn;
-}
-
-ScrnInfoPtr
-xf86ConfigFbEntity(ScrnInfoPtr pScrn, int scrnFlag, int entityIndex,
-		   EntityProc init, EntityProc enter, EntityProc leave, 
-		   pointer private)
-{
-    EntityInfoPtr pEnt = xf86GetEntityInfo(entityIndex);
-    if (!pEnt) return pScrn;
-    
-    if (!(pEnt->location.type == BUS_NONE)) {
-	xfree(pEnt);
-	return pScrn;
-    }
-
-    if (!pEnt->active) {
-	xf86ConfigFbEntityInactive(pEnt, init,  enter, leave,  private);
-	return pScrn;
-    }
-
-    if (!pScrn)
-	pScrn = xf86AllocateScreen(pEnt->driver,scrnFlag); 
-    xf86AddEntityToScreen(pScrn,entityIndex);
-
-    xf86SetEntityFuncs(entityIndex,init,enter,leave,private);
-
-    return pScrn;
-}
-
-/*
- *
- *  OBSOLETE ! xf86ConfigActiveIsaEntity() and xf86ConfigActivePciEntity()
- *             are obsolete functions. They the are likely to be removed
- *             Don't use!
- */
-Bool
-xf86ConfigActiveIsaEntity(ScrnInfoPtr pScrn, int entityIndex,
-                          IsaChipsets *i_chip, resList res, EntityProc init,
-                          EntityProc enter, EntityProc leave, pointer private)
-{
-    IsaChipsets *i_id;
-    EntityInfoPtr pEnt = xf86GetEntityInfo(entityIndex);
-    if (!pEnt) return FALSE;
- 
-    if (!pEnt->active || !(pEnt->location.type == BUS_ISA)) {
-        xfree(pEnt);
-        return FALSE;
-    }
- 
-    xf86AddEntityToScreen(pScrn,entityIndex);
- 
-    if (i_chip) {
-        for (i_id = i_chip; i_id->numChipset != -1; i_id++) {
-            if (pEnt->chipset == i_id->numChipset) break;
-        }
-        xf86ClaimFixedResources(i_id->resList,entityIndex);
-    }
-    xfree(pEnt);
-    xf86ClaimFixedResources(res,entityIndex);
-    if (!xf86SetEntityFuncs(entityIndex,init,enter,leave,private))
-        return FALSE;
- 
-    return TRUE;
-}
- 
-Bool
-xf86ConfigActivePciEntity(ScrnInfoPtr pScrn, int entityIndex,
-                          PciChipsets *p_chip, resList res, EntityProc init,
-                          EntityProc enter, EntityProc leave, pointer private)
-{
-    PciChipsets *p_id;
-    EntityInfoPtr pEnt = xf86GetEntityInfo(entityIndex);
-    if (!pEnt) return FALSE;
- 
-    if (!pEnt->active || !(pEnt->location.type == BUS_PCI)) {
-        xfree(pEnt);
-        return FALSE;
-    }
-    xf86AddEntityToScreen(pScrn,entityIndex);
- 
-    if (p_chip) {
-        for (p_id = p_chip; p_id->numChipset != -1; p_id++) {
-            if (pEnt->chipset == p_id->numChipset) break;
-        }
-        xf86ClaimFixedResources(p_id->resList,entityIndex);
-    }
-    xfree(pEnt);
- 
-    xf86ClaimFixedResources(res,entityIndex);
-    if (!xf86SetEntityFuncs(entityIndex,init,enter,leave,private))
-        return FALSE;
- 
-    return TRUE;
-}
-
-/*
- * xf86ConfigPci/IsaEntityInactive() -- These functions can be used
- * to configure an inactive entity as well as to reconfigure an
- * previously active entity inactive. If the entity has been
- * assigned to a screen before it will be removed. If p_pci(p_isa) is
- * non-NULL all static resources listed there will be registered.
- */
-void
-xf86ConfigPciEntityInactive(EntityInfoPtr pEnt, PciChipsets *p_chip,
-			    resList res, EntityProc init, EntityProc enter,
-			    EntityProc leave, pointer private)
-{
-    PciChipsets *p_id;
-    ScrnInfoPtr pScrn;
-
-    if ((pScrn = xf86FindScreenForEntity(pEnt->index)))
-	xf86RemoveEntityFromScreen(pScrn,pEnt->index);
-    else if (p_chip) {
-	for (p_id = p_chip; p_id->numChipset != -1; p_id++) {
-	    if (pEnt->chipset == p_id->numChipset) break;
-	}
-	xf86ClaimFixedResources(p_id->resList,pEnt->index);
-    }
-    xf86ClaimFixedResources(res,pEnt->index);
-    /* shared resources are only needed when entity is active: remove */
-    xf86DeallocateResourcesForEntity(pEnt->index, ResShared);
-    xf86SetEntityFuncs(pEnt->index,init,enter,leave,private);
-}
-
-void
-xf86ConfigIsaEntityInactive(EntityInfoPtr pEnt, IsaChipsets *i_chip,
-			    resList res, EntityProc init, EntityProc enter,
-			    EntityProc leave, pointer private)
-{
-    IsaChipsets *i_id;
-    ScrnInfoPtr pScrn;
-
-    if ((pScrn = xf86FindScreenForEntity(pEnt->index)))
-	xf86RemoveEntityFromScreen(pScrn,pEnt->index);
-    else if (i_chip) {
-	for (i_id = i_chip; i_id->numChipset != -1; i_id++) {
-	    if (pEnt->chipset == i_id->numChipset) break;
-	}
-	xf86ClaimFixedResources(i_id->resList,pEnt->index);
-    }
-    xf86ClaimFixedResources(res,pEnt->index);
-    /* shared resources are only needed when entity is active: remove */
-    xf86DeallocateResourcesForEntity(pEnt->index, ResShared);
-    xf86SetEntityFuncs(pEnt->index,init,enter,leave,private);
-}
-
-void
-xf86ConfigFbEntityInactive(EntityInfoPtr pEnt, EntityProc init, 
-			   EntityProc enter, EntityProc leave, pointer private)
-{
-    ScrnInfoPtr pScrn;
-
-    if ((pScrn = xf86FindScreenForEntity(pEnt->index)))
-	xf86RemoveEntityFromScreen(pScrn,pEnt->index);
-    xf86SetEntityFuncs(pEnt->index,init,enter,leave,private);
-}
-
-Bool
-xf86IsScreenPrimary(int scrnIndex)
-{
-    ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
-    int i;
-
-    for (i=0 ; i < pScrn->numEntities; i++) {
-	if (xf86IsEntityPrimary(i))
-	    return TRUE;
-    }
-    return FALSE;
-}
-
-int
-xf86RegisterRootWindowProperty(int ScrnIndex, Atom property, Atom type,
-			       int format, unsigned long len, pointer value )
-{
-    RootWinPropPtr pNewProp = NULL, pRegProp;
-    int i;
-    Bool existing = FALSE;
-
-#ifdef DEBUG
-    ErrorF("xf86RegisterRootWindowProperty(%d, %ld, %ld, %d, %ld, %p)\n",
-	   ScrnIndex, property, type, format, len, value);
-#endif
-
-    if (ScrnIndex<0 || ScrnIndex>=xf86NumScreens) {
-      return(BadMatch);
-    }
-
-    if (xf86RegisteredPropertiesTable &&
-	xf86RegisteredPropertiesTable[ScrnIndex]) {
-      for (pNewProp = xf86RegisteredPropertiesTable[ScrnIndex];
-	   pNewProp; pNewProp = pNewProp->next) {
-	if (strcmp(pNewProp->name, NameForAtom(property)) == 0)
-	  break;
-      }
-    }
-
-    if (!pNewProp) {
-      if ((pNewProp = (RootWinPropPtr)xalloc(sizeof(RootWinProp))) == NULL) {
-	return(BadAlloc);
-      }
-      /*
-       * We will put this property at the end of the list so that
-       * the changes are made in the order they were requested.
-       */
-      pNewProp->next = NULL;
-    } else {
-      if (pNewProp->name)
-	xfree(pNewProp->name);
-      existing = TRUE;
-    }
-
-    pNewProp->name = xnfstrdup(NameForAtom(property));
-    pNewProp->type = type;
-    pNewProp->format = format;
-    pNewProp->size = len;
-    pNewProp->data = value;
- 
-#ifdef DEBUG
-    ErrorF("new property filled\n");
-#endif
-
-    if (NULL==xf86RegisteredPropertiesTable) {
-#ifdef DEBUG
-      ErrorF("creating xf86RegisteredPropertiesTable[] size %d\n",
-	     xf86NumScreens);
-#endif
-      if ( NULL==(xf86RegisteredPropertiesTable=(RootWinPropPtr*)xnfcalloc(sizeof(RootWinProp),xf86NumScreens) )) {
-	return(BadAlloc);
-      }
-      for (i=0; i<xf86NumScreens; i++) {
-	xf86RegisteredPropertiesTable[i] = NULL;
-      }
-    }
-
-#ifdef DEBUG
-    ErrorF("xf86RegisteredPropertiesTable %p\n",
-	   (void *)xf86RegisteredPropertiesTable);
-    ErrorF("xf86RegisteredPropertiesTable[%d] %p\n",
-	   ScrnIndex, (void *)xf86RegisteredPropertiesTable[ScrnIndex]);
-#endif
-
-    if (!existing) {
-      if ( xf86RegisteredPropertiesTable[ScrnIndex] == NULL) {
-	xf86RegisteredPropertiesTable[ScrnIndex] = pNewProp;
-      } else {
-	pRegProp = xf86RegisteredPropertiesTable[ScrnIndex];
-	while (pRegProp->next != NULL) {
-#ifdef DEBUG
-	  ErrorF("- next %p\n", (void *)pRegProp);
-#endif
-	  pRegProp = pRegProp->next;
-        }
-	pRegProp->next = pNewProp;
-      }
-    }
-#ifdef DEBUG
-    ErrorF("xf86RegisterRootWindowProperty succeeded\n");
-#endif
-    return(Success);    
-}
-
-Bool
-xf86IsUnblank(int mode)
-{
-    switch(mode) {
-    case SCREEN_SAVER_OFF:
-    case SCREEN_SAVER_FORCER:
-	return TRUE;
-    case SCREEN_SAVER_ON:
-    case SCREEN_SAVER_CYCLE:
-	return FALSE;
-    default:
-	xf86MsgVerb(X_WARNING, 0, "Unexpected save screen mode: %d\n", mode);
-	return TRUE;
-    }
-}