4 files changed, 2977 insertions, 2977 deletions

diff --git a/xorg-server/hw/xfree86/common/compiler.h b/xorg-server/hw/xfree86/common/compiler.h
index 9e00d7571..9c9bac6ba 100644
--- a/xorg-server/hw/xfree86/common/compiler.h
+++ b/xorg-server/hw/xfree86/common/compiler.h
@@ -86,7 +86,7 @@
 #  endif
 # endif /* __inline__ */
 # ifndef __inline
-#  if defined(__GNUC__)
+#  if defined(__GNUC__) || defined(_MSC_VER)
     /* gcc has __inline */
 #  elif defined(__HIGHC__)
 #   define __inline _Inline
@@ -1525,10 +1525,10 @@ inl(unsigned short port)
 #      define asm __asm
 #     endif
 #    endif
-#     if !defined(__SUNPRO_C)
+#     if !defined(__SUNPRO_C) && !defined(_MSC_VER)
 #      include <sys/inline.h>
 #     endif
-#    if !defined(__HIGHC__) && !defined(__SUNPRO_C) || \
+#    if (!defined(__HIGHC__) && !defined(__SUNPRO_C) && !defined(_MSC_VER)) || \
 	defined(__USLC__)
 #     pragma asm partial_optimization outl
 #     pragma asm partial_optimization outw
diff --git a/xorg-server/hw/xfree86/common/xf86Helper.c b/xorg-server/hw/xfree86/common/xf86Helper.c
index 1a5bf8a1c..147464410 100644
--- a/xorg-server/hw/xfree86/common/xf86Helper.c
+++ b/xorg-server/hw/xfree86/common/xf86Helper.c
@@ -1,2048 +1,2048 @@
-/*
- * 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 "xf86DDC.h"
-#include "xf86Xinput.h"
-#include "xf86InPriv.h"
-#include "mivalidate.h"
-#include "xf86Crtc.h"
-
-/* For xf86GetClocks */
-#if defined(CSRG_BASED) || defined(__GNU__)
-#define HAS_SETPRIORITY
-#include <sys/resource.h>
-#endif
-
-static int xf86ScrnInfoPrivateCount = 0;
-
-
-/* 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 {
-	(void) memset( xf86DriverList[xf86NumDrivers - 1], 0,
-		       sizeof( DriverRec ) );
-	(void) memcpy( xf86DriverList[xf86NumDrivers - 1], driver,
-		       sizeof(DriverRec1));
-
-    }
-    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);
-	free(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;
-}
-
-void
-xf86DeleteInputDriver(int drvIndex)
-{
-    if (xf86InputDriverList[drvIndex] && xf86InputDriverList[drvIndex]->module)
-	UnloadModule(xf86InputDriverList[drvIndex]->module);
-    free(xf86InputDriverList[drvIndex]);
-    xf86InputDriverList[drvIndex] = NULL;
-}
-
-InputDriverPtr
-xf86LookupInputDriver(const char *name)
-{
-    int i;
-
-    for (i = 0; i < xf86NumInputDrivers; i++) {
-       if (xf86InputDriverList[i] && xf86InputDriverList[i]->driverName &&
-           xf86NameCmp(name, xf86InputDriverList[i]->driverName) == 0)
-           return xf86InputDriverList[i];
-    }
-    return NULL;
-}
-
-InputInfoPtr
-xf86LookupInput(const char *name)
-{
-    InputInfoPtr p;
-
-    for (p = xf86InputDevs; p != NULL; p = p->next) {
-        if (strcmp(name, p->name) == 0)
-            return p;
-    }
-
-    return NULL;
-}
-
-/* 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++;
-    xf86Screens[i]->module = DuplicateModule(drv->module, NULL);
-
-    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);
-
-    if (pScrn->module)
-	UnloadModule(pScrn->module);
-
-    if (pScrn->drv)
-	pScrn->drv->refCount--;
-
-    free(pScrn->privates);
-
-    xf86ClearEntityListForScreen(scrnIndex);
-
-    free(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 */
-	memset(&nprivs[idx], 0, sizeof(DevUnion));
-	pScr->privates = nprivs;
-    }
-    return idx;
-}
-
-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 24
-#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 (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->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 18:
-	    scrp->weight.red = scrp->weight.green = scrp->weight.blue = 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;
-    }
-    /* Pretend we succeeded if we support better a gamma system.
-     * This avoids a confusing message.
-     */
-    if (xf86_crtc_supports_gamma(scrp))
-	return TRUE;
-    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 = pScreen->root;
-    WindowPtr	pChild;
-    Bool	WasViewable = (Bool)(pWin->viewable);
-    Bool	anyMarked = FALSE;
-    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 = RegionCreate(NullBox, 1);
-		RegionSubtract(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;
-	RegionInit(&pWin->winSize, &box, 1);
-	RegionInit(&pWin->borderSize, &box, 1);
-	if (WasViewable)
-	    RegionReset(&pWin->borderClip, &box);
-	pWin->drawable.width = pScreen->width;
-	pWin->drawable.height = pScreen->height;
-        RegionBreak(&pWin->clipList);
-    }
-    else
-    {
-	RegionEmpty(&pWin->borderClip);
-	RegionBreak(&pWin->clipList);
-    }
-
-    ResizeChildrenWinSize (pWin, 0, 0, 0, 0);
-
-    if (WasViewable)
-    {
-	if (pWin->firstChild)
-	{
-	    anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin->firstChild,
-							   pWin->firstChild,
-							   (WindowPtr *)NULL);
-	}
-	else
-	{
-	    (*pScreen->MarkWindow) (pWin);
-	    anyMarked = TRUE;
-	}
-
-
-	if (anyMarked)
-	    (*pScreen->ValidateTree)(pWin, NullWindow, VTOther);
-    }
-
-    if (WasViewable)
-    {
-	if (anyMarked)
-	    (*pScreen->HandleExposures)(pWin);
-	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 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);
-    }
-}
-
-/* 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 = malloc(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);
-	free(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 input driver messages in the standard format of
-   <driver>: <device name>: <message> */
-void
-xf86VIDrvMsgVerb(InputInfoPtr dev, MessageType type, int verb, const char *format,
-		 va_list args)
-{
-    char *msg;
-
-    if (asprintf(&msg, "%s: %s: %s", dev->drv->driverName, dev->name, format)
-	== -1) {
-	LogVMessageVerb(type, verb, "%s", args);
-    } else {
-	LogVMessageVerb(type, verb, msg, args);
-	free(msg);
-    }
-}
-
-/* Print input driver message, with verbose level specified directly */
-void
-xf86IDrvMsgVerb(InputInfoPtr dev, MessageType type, int verb, const char *format,
-	       ...)
-{
-    va_list ap;
-
-    va_start(ap, format);
-    xf86VIDrvMsgVerb(dev, type, verb, format, ap);
-    va_end(ap);
-}
-
-/* Print input driver messages, with verbose level of 1 (default) */
-void
-xf86IDrvMsg(InputInfoPtr dev, MessageType type, const char *format, ...)
-{
-    va_list ap;
-
-    va_start(ap, format);
-    xf86VIDrvMsgVerb(dev, 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);
-    LogVMessageVerb(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);
-    LogVMessageVerb(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(void)
-{
-    char *lf = NULL;
-
-#define LOGSUFFIX ".log"
-#define LOGOLDSUFFIX ".old"
-
-    /* Get the log file name */
-    if (xf86LogFileFrom == X_DEFAULT) {
-	/* Append the display number and ".log" */
-	if (asprintf(&lf, "%s%%s" LOGSUFFIX, xf86LogFile) == -1)
-	    FatalError("Cannot allocate space for the log file name\n");
-	xf86LogFile = lf;
-    }
-
-    xf86LogFile = LogInit(xf86LogFile, LOGOLDSUFFIX);
-    xf86LogFileWasOpened = TRUE;
-
-    xf86SetVerbosity(xf86Verbose);
-    xf86SetLogVerbosity(xf86LogVerbose);
-
-#undef LOGSUFFIX
-#undef LOGOLDSUFFIX
-
-    free(lf);
-}
-
-void
-xf86CloseLog(void)
-{
-    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");
-}
-
-
-int
-xf86MatchDevice(const char *drivername, GDevPtr **sectlist)
-{
-    GDevPtr       gdp, *pgdp = NULL;
-    confScreenPtr screensecptr;
-    int i,j;
-
-    if (sectlist)
-	*sectlist = NULL;
-
-    /*
-     * This can happen when running Xorg -showopts and a module like ati
-     * or vmware tries to load its submodules when xf86ConfigLayout is empty
-     */
-    if (!xf86ConfigLayout.screens)
-	return 0;
-
-    /*
-     * 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
-	free(pgdp);
-    return i;
-}
-
-/*
- * 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);
-
-    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;
-
-	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:
-	pScrn->clock[i] = cnt ? cnt : -1;
-	if (BlankScreen)
-            (*BlankScreen)(pScrn, TRUE);
-    }
-
-    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);
-}
-
-const char *
-xf86GetVisualName(int visual)
-{
-    if (visual < 0 || visual > DirectColor)
-	return NULL;
-
-    return xf86VisualNames[visual];
-}
-
-
-int
-xf86GetVerbosity(void)
-{
-    return max(xf86Verbose, xf86LogVerbose);
-}
-
-Pix24Flags
-xf86GetPix24(void)
-{
-    return xf86Info.pixmap24;
-}
-
-
-int
-xf86GetDepth(void)
-{
-    return xf86Depth;
-}
-
-
-rgb
-xf86GetWeight(void)
-{
-    return xf86Weight;
-}
-
-
-Gamma
-xf86GetGamma(void)
-{
-    return xf86Gamma;
-}
-
-
-Bool
-xf86GetFlipPixels(void)
-{
-    return xf86FlipPixels;
-}
-
-
-const char *
-xf86GetServerName(void)
-{
-    return xf86ServerName;
-}
-
-
-Bool
-xf86ServerIsExiting(void)
-{
-    return (dispatchException & DE_TERMINATE) == DE_TERMINATE;
-}
-
-
-Bool
-xf86ServerIsResetting(void)
-{
-    return xf86Resetting;
-}
-
-
-Bool
-xf86ServerIsInitialising(void)
-{
-    return xf86Initialising;
-}
-
-
-Bool
-xf86ServerIsOnlyDetecting(void)
-{
-    return xf86DoConfigure;
-}
-
-
-Bool
-xf86CaughtSignal(void)
-{
-    return xf86Info.caughtSignal;
-}
-
-
-Bool
-xf86GetVidModeAllowNonLocal(void)
-{
-    return xf86Info.vidModeAllowNonLocal;
-}
-
-
-Bool
-xf86GetVidModeEnabled(void)
-{
-    return xf86Info.vidModeEnabled;
-}
-
-Bool
-xf86GetModInDevAllowNonLocal(void)
-{
-    return xf86Info.miscModInDevAllowNonLocal;
-}
-
-
-Bool
-xf86GetModInDevEnabled(void)
-{
-    return xf86Info.miscModInDevEnabled;
-}
-
-
-Bool
-xf86GetAllowMouseOpenFail(void)
-{
-    return xf86Info.allowMouseOpenFail;
-}
-
-
-Bool
-xf86IsPc98(void)
-{
-#if SUPPORT_PC98
-    return xf86Info.pc98;
-#else
-    return FALSE;
-#endif
-}
-
-void
-xf86DisableRandR(void)
-{
-    xf86Info.disableRandR = TRUE;
-    xf86Info.randRFrom = X_PROBED;
-}
-
-CARD32
-xf86GetModuleVersion(pointer module)
-{
-    return (CARD32)LoaderGetModuleVersion(module);
-}
-
-pointer
-xf86LoadDrvSubModule(DriverPtr drv, const char *name)
-{
-    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;
-}
-
-pointer
-xf86LoadSubModule(ScrnInfoPtr pScrn, const char *name)
-{
-    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;
-}
-
-/*
- * xf86LoadOneModule loads a single module.
- */
-pointer
-xf86LoadOneModule(char *name, pointer opt)
-{
-    int errmaj, errmin;
-    char *Name;
-    pointer mod;
-
-    if (!name)
-	return NULL;
-
-    /* Normalise the module name */
-    Name = xf86NormalizeName(name);
-
-    /* Skip empty names */
-    if (Name == NULL)
-	return NULL;
-    if (*Name == '\0') {
-	free(Name);
-	return NULL;
-    }
-
-    mod = LoadModule(Name, NULL, NULL, NULL, opt, NULL, &errmaj, &errmin);
-    if (!mod)
-	LoaderErrorMsg(NULL, Name, errmaj, errmin);
-    free(Name);
-    return mod;
-}
-
-void
-xf86UnloadSubModule(pointer mod)
-{
-    /*
-     * This is disabled for now.  The loader isn't smart enough yet to undo
-     * relocations.
-     */
-#if 0
-    UnloadSubModule(mod);
-#endif
-}
-
-Bool
-xf86LoaderCheckSymbol(const char *name)
-{
-    return LoaderSymbol(name) != NULL;
-}
-
-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;
-    }
-    free(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 */
-	/* TODO VGA arb disable silken mouse */
-    if (xf86silkenMouseDisableFlag) {
-        from = X_CMDLINE;
-	useSM = FALSE;
-    } else {
-	if (xf86GetOptValBool(options, OPTION_SILKEN_MOUSE, &useSM))
-	    from = X_CONFIG;
-    }
-    free(options);
-    /*
-     * XXX quick hack to report correctly for OSs that can't do SilkenMouse
-     * yet.  Should handle this differently so that alternate async methods
-     * work correctly with this too.
-     */
-    pScrn->silkenMouse = useSM && xf86Info.useSIGIO && 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"
-
-static 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);
-}
-
-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)) {
-	free(pEnt);
-	return pScrn;
-    }
-
-    if (!pEnt->active) {
-	xf86ConfigFbEntityInactive(pEnt, init,  enter, leave,  private);
-	free(pEnt);
-	return pScrn;
-    }
-
-    if (!pScrn)
-	pScrn = xf86AllocateScreen(pEnt->driver,scrnFlag);
-    xf86AddEntityToScreen(pScrn,entityIndex);
-
-    xf86SetEntityFuncs(entityIndex,init,enter,leave,private);
-
-    return pScrn;
-}
-
-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;
-
-    DebugF("xf86RegisterRootWindowProperty(%d, %ld, %ld, %d, %ld, %p)\n",
-	   ScrnIndex, property, type, format, len, value);
-
-    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)malloc(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 {
-      free(pNewProp->name);
-      existing = TRUE;
-    }
-
-    pNewProp->name = xnfstrdup(NameForAtom(property));
-    pNewProp->type = type;
-    pNewProp->format = format;
-    pNewProp->size = len;
-    pNewProp->data = value;
-
-    DebugF("new property filled\n");
-
-    if (NULL==xf86RegisteredPropertiesTable) {
-      DebugF("creating xf86RegisteredPropertiesTable[] size %d\n",
-	     xf86NumScreens);
-      if ( NULL==(xf86RegisteredPropertiesTable=(RootWinPropPtr*)xnfcalloc(sizeof(RootWinProp),xf86NumScreens) )) {
-	return BadAlloc;
-      }
-      for (i=0; i<xf86NumScreens; i++) {
-	xf86RegisteredPropertiesTable[i] = NULL;
-      }
-    }
-
-    DebugF("xf86RegisteredPropertiesTable %p\n",
-	   (void *)xf86RegisteredPropertiesTable);
-    DebugF("xf86RegisteredPropertiesTable[%d] %p\n",
-	   ScrnIndex, (void *)xf86RegisteredPropertiesTable[ScrnIndex]);
-
-    if (!existing) {
-      if ( xf86RegisteredPropertiesTable[ScrnIndex] == NULL) {
-	xf86RegisteredPropertiesTable[ScrnIndex] = pNewProp;
-      } else {
-	pRegProp = xf86RegisteredPropertiesTable[ScrnIndex];
-	while (pRegProp->next != NULL) {
-	  DebugF("- next %p\n", (void *)pRegProp);
-	  pRegProp = pRegProp->next;
-        }
-	pRegProp->next = pNewProp;
-      }
-    }
-    DebugF("xf86RegisterRootWindowProperty succeeded\n");
-    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;
-    }
-}
-
-void
-xf86MotionHistoryAllocate(InputInfoPtr pInfo)
-{
-    AllocateMotionHistory(pInfo->dev);
-}
+/*

+ * 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 "xf86DDC.h"

+#include "xf86Xinput.h"

+#include "xf86InPriv.h"

+#include "mivalidate.h"

+#include "xf86Crtc.h"

+

+/* For xf86GetClocks */

+#if defined(CSRG_BASED) || defined(__GNU__)

+#define HAS_SETPRIORITY

+#include <sys/resource.h>

+#endif

+

+static int xf86ScrnInfoPrivateCount = 0;

+

+

+/* 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 {

+	(void) memset( xf86DriverList[xf86NumDrivers - 1], 0,

+		       sizeof( DriverRec ) );

+	(void) memcpy( xf86DriverList[xf86NumDrivers - 1], driver,

+		       sizeof(DriverRec1));

+

+    }

+    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);

+	free(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;

+}

+

+void

+xf86DeleteInputDriver(int drvIndex)

+{

+    if (xf86InputDriverList[drvIndex] && xf86InputDriverList[drvIndex]->module)

+	UnloadModule(xf86InputDriverList[drvIndex]->module);

+    free(xf86InputDriverList[drvIndex]);

+    xf86InputDriverList[drvIndex] = NULL;

+}

+

+InputDriverPtr

+xf86LookupInputDriver(const char *name)

+{

+    int i;

+

+    for (i = 0; i < xf86NumInputDrivers; i++) {

+       if (xf86InputDriverList[i] && xf86InputDriverList[i]->driverName &&

+           xf86NameCmp(name, xf86InputDriverList[i]->driverName) == 0)

+           return xf86InputDriverList[i];

+    }

+    return NULL;

+}

+

+InputInfoPtr

+xf86LookupInput(const char *name)

+{

+    InputInfoPtr p;

+

+    for (p = xf86InputDevs; p != NULL; p = p->next) {

+        if (strcmp(name, p->name) == 0)

+            return p;

+    }

+

+    return NULL;

+}

+

+/* 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++;

+    xf86Screens[i]->module = DuplicateModule(drv->module, NULL);

+

+    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);

+

+    if (pScrn->module)

+	UnloadModule(pScrn->module);

+

+    if (pScrn->drv)

+	pScrn->drv->refCount--;

+

+    free(pScrn->privates);

+

+    xf86ClearEntityListForScreen(scrnIndex);

+

+    free(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 */

+	memset(&nprivs[idx], 0, sizeof(DevUnion));

+	pScr->privates = nprivs;

+    }

+    return idx;

+}

+

+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 24

+#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 (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->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 18:

+	    scrp->weight.red = scrp->weight.green = scrp->weight.blue = 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;

+    }

+    /* Pretend we succeeded if we support better a gamma system.

+     * This avoids a confusing message.

+     */

+    if (xf86_crtc_supports_gamma(scrp))

+	return TRUE;

+    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 = pScreen->root;

+    WindowPtr	pChild;

+    Bool	WasViewable = (Bool)(pWin->viewable);

+    Bool	anyMarked = FALSE;

+    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 = RegionCreate(NullBox, 1);

+		RegionSubtract(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;

+	RegionInit(&pWin->winSize, &box, 1);

+	RegionInit(&pWin->borderSize, &box, 1);

+	if (WasViewable)

+	    RegionReset(&pWin->borderClip, &box);

+	pWin->drawable.width = pScreen->width;

+	pWin->drawable.height = pScreen->height;

+        RegionBreak(&pWin->clipList);

+    }

+    else

+    {

+	RegionEmpty(&pWin->borderClip);

+	RegionBreak(&pWin->clipList);

+    }

+

+    ResizeChildrenWinSize (pWin, 0, 0, 0, 0);

+

+    if (WasViewable)

+    {

+	if (pWin->firstChild)

+	{

+	    anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin->firstChild,

+							   pWin->firstChild,

+							   (WindowPtr *)NULL);

+	}

+	else

+	{

+	    (*pScreen->MarkWindow) (pWin);

+	    anyMarked = TRUE;

+	}

+

+

+	if (anyMarked)

+	    (*pScreen->ValidateTree)(pWin, NullWindow, VTOther);

+    }

+

+    if (WasViewable)

+    {

+	if (anyMarked)

+	    (*pScreen->HandleExposures)(pWin);

+	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 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);

+    }

+}

+

+/* 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 = malloc(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);

+	free(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 input driver messages in the standard format of

+   <driver>: <device name>: <message> */

+void

+xf86VIDrvMsgVerb(InputInfoPtr dev, MessageType type, int verb, const char *format,

+		 va_list args)

+{

+    char *msg;

+

+    if (asprintf(&msg, "%s: %s: %s", dev->drv->driverName, dev->name, format)

+	== -1) {

+	LogVMessageVerb(type, verb, "%s", args);

+    } else {

+	LogVMessageVerb(type, verb, msg, args);

+	free(msg);

+    }

+}

+

+/* Print input driver message, with verbose level specified directly */

+void

+xf86IDrvMsgVerb(InputInfoPtr dev, MessageType type, int verb, const char *format,

+	       ...)

+{

+    va_list ap;

+

+    va_start(ap, format);

+    xf86VIDrvMsgVerb(dev, type, verb, format, ap);

+    va_end(ap);

+}

+

+/* Print input driver messages, with verbose level of 1 (default) */

+void

+xf86IDrvMsg(InputInfoPtr dev, MessageType type, const char *format, ...)

+{

+    va_list ap;

+

+    va_start(ap, format);

+    xf86VIDrvMsgVerb(dev, 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);

+    LogVMessageVerb(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);

+    LogVMessageVerb(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(void)

+{

+    char *lf = NULL;

+

+#define LOGSUFFIX ".log"

+#define LOGOLDSUFFIX ".old"

+

+    /* Get the log file name */

+    if (xf86LogFileFrom == X_DEFAULT) {

+	/* Append the display number and ".log" */

+	if (asprintf(&lf, "%s%%s" LOGSUFFIX, xf86LogFile) == -1)

+	    FatalError("Cannot allocate space for the log file name\n");

+	xf86LogFile = lf;

+    }

+

+    xf86LogFile = LogInit(xf86LogFile, LOGOLDSUFFIX);

+    xf86LogFileWasOpened = TRUE;

+

+    xf86SetVerbosity(xf86Verbose);

+    xf86SetLogVerbosity(xf86LogVerbose);

+

+#undef LOGSUFFIX

+#undef LOGOLDSUFFIX

+

+    free(lf);

+}

+

+void

+xf86CloseLog(void)

+{

+    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");

+}

+

+

+int

+xf86MatchDevice(const char *drivername, GDevPtr **sectlist)

+{

+    GDevPtr       gdp, *pgdp = NULL;

+    confScreenPtr screensecptr;

+    int i,j;

+

+    if (sectlist)

+	*sectlist = NULL;

+

+    /*

+     * This can happen when running Xorg -showopts and a module like ati

+     * or vmware tries to load its submodules when xf86ConfigLayout is empty

+     */

+    if (!xf86ConfigLayout.screens)

+	return 0;

+

+    /*

+     * 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

+	free(pgdp);

+    return i;

+}

+

+/*

+ * 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);

+

+    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;

+

+	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:

+	pScrn->clock[i] = cnt ? cnt : -1;

+	if (BlankScreen)

+            (*BlankScreen)(pScrn, TRUE);

+    }

+

+    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);

+}

+

+const char *

+xf86GetVisualName(int visual)

+{

+    if (visual < 0 || visual > DirectColor)

+	return NULL;

+

+    return xf86VisualNames[visual];

+}

+

+

+int

+xf86GetVerbosity(void)

+{

+    return max(xf86Verbose, xf86LogVerbose);

+}

+

+Pix24Flags

+xf86GetPix24(void)

+{

+    return xf86Info.pixmap24;

+}

+

+

+int

+xf86GetDepth(void)

+{

+    return xf86Depth;

+}

+

+

+rgb

+xf86GetWeight(void)

+{

+    return xf86Weight;

+}

+

+

+Gamma

+xf86GetGamma(void)

+{

+    return xf86Gamma;

+}

+

+

+Bool

+xf86GetFlipPixels(void)

+{

+    return xf86FlipPixels;

+}

+

+

+const char *

+xf86GetServerName(void)

+{

+    return xf86ServerName;

+}

+

+

+Bool

+xf86ServerIsExiting(void)

+{

+    return (dispatchException & DE_TERMINATE) == DE_TERMINATE;

+}

+

+

+Bool

+xf86ServerIsResetting(void)

+{

+    return xf86Resetting;

+}

+

+

+Bool

+xf86ServerIsInitialising(void)

+{

+    return xf86Initialising;

+}

+

+

+Bool

+xf86ServerIsOnlyDetecting(void)

+{

+    return xf86DoConfigure;

+}

+

+

+Bool

+xf86CaughtSignal(void)

+{

+    return xf86Info.caughtSignal;

+}

+

+

+Bool

+xf86GetVidModeAllowNonLocal(void)

+{

+    return xf86Info.vidModeAllowNonLocal;

+}

+

+

+Bool

+xf86GetVidModeEnabled(void)

+{

+    return xf86Info.vidModeEnabled;

+}

+

+Bool

+xf86GetModInDevAllowNonLocal(void)

+{

+    return xf86Info.miscModInDevAllowNonLocal;

+}

+

+

+Bool

+xf86GetModInDevEnabled(void)

+{

+    return xf86Info.miscModInDevEnabled;

+}

+

+

+Bool

+xf86GetAllowMouseOpenFail(void)

+{

+    return xf86Info.allowMouseOpenFail;

+}

+

+

+Bool

+xf86IsPc98(void)

+{

+#if SUPPORT_PC98

+    return xf86Info.pc98;

+#else

+    return FALSE;

+#endif

+}

+

+void

+xf86DisableRandR(void)

+{

+    xf86Info.disableRandR = TRUE;

+    xf86Info.randRFrom = X_PROBED;

+}

+

+CARD32

+xf86GetModuleVersion(pointer module)

+{

+    return (CARD32)LoaderGetModuleVersion(module);

+}

+

+pointer

+xf86LoadDrvSubModule(DriverPtr drv, const char *name)

+{

+    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;

+}

+

+pointer

+xf86LoadSubModule(ScrnInfoPtr pScrn, const char *name)

+{

+    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;

+}

+

+/*

+ * xf86LoadOneModule loads a single module.

+ */

+pointer

+xf86LoadOneModule(char *name, pointer opt)

+{

+    int errmaj, errmin;

+    char *Name;

+    pointer mod;

+

+    if (!name)

+	return NULL;

+

+    /* Normalise the module name */

+    Name = xf86NormalizeName(name);

+

+    /* Skip empty names */

+    if (Name == NULL)

+	return NULL;

+    if (*Name == '\0') {

+	free(Name);

+	return NULL;

+    }

+

+    mod = LoadModule(Name, NULL, NULL, NULL, opt, NULL, &errmaj, &errmin);

+    if (!mod)

+	LoaderErrorMsg(NULL, Name, errmaj, errmin);

+    free(Name);

+    return mod;

+}

+

+void

+xf86UnloadSubModule(pointer mod)

+{

+    /*

+     * This is disabled for now.  The loader isn't smart enough yet to undo

+     * relocations.

+     */

+#if 0

+    UnloadSubModule(mod);

+#endif

+}

+

+Bool

+xf86LoaderCheckSymbol(const char *name)

+{

+    return LoaderSymbol(name) != NULL;

+}

+

+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;

+    }

+    free(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 */

+	/* TODO VGA arb disable silken mouse */

+    if (xf86silkenMouseDisableFlag) {

+        from = X_CMDLINE;

+	useSM = FALSE;

+    } else {

+	if (xf86GetOptValBool(options, OPTION_SILKEN_MOUSE, &useSM))

+	    from = X_CONFIG;

+    }

+    free(options);

+    /*

+     * XXX quick hack to report correctly for OSs that can't do SilkenMouse

+     * yet.  Should handle this differently so that alternate async methods

+     * work correctly with this too.

+     */

+    pScrn->silkenMouse = useSM && xf86Info.useSIGIO && 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"

+

+static 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);

+}

+

+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)) {

+	free(pEnt);

+	return pScrn;

+    }

+

+    if (!pEnt->active) {

+	xf86ConfigFbEntityInactive(pEnt, init,  enter, leave,  private);

+	free(pEnt);

+	return pScrn;

+    }

+

+    if (!pScrn)

+	pScrn = xf86AllocateScreen(pEnt->driver,scrnFlag);

+    xf86AddEntityToScreen(pScrn,entityIndex);

+

+    xf86SetEntityFuncs(entityIndex,init,enter,leave,private);

+

+    return pScrn;

+}

+

+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;

+

+    DebugF("xf86RegisterRootWindowProperty(%d, %ld, %ld, %d, %ld, %p)\n",

+	   ScrnIndex, property, type, format, len, value);

+

+    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)malloc(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 {

+      free(pNewProp->name);

+      existing = TRUE;

+    }

+

+    pNewProp->name = xnfstrdup(NameForAtom(property));

+    pNewProp->type = type;

+    pNewProp->format = format;

+    pNewProp->size = len;

+    pNewProp->data = value;

+

+    DebugF("new property filled\n");

+

+    if (NULL==xf86RegisteredPropertiesTable) {

+      DebugF("creating xf86RegisteredPropertiesTable[] size %d\n",

+	     xf86NumScreens);

+      if ( NULL==(xf86RegisteredPropertiesTable=(RootWinPropPtr*)xnfcalloc(sizeof(RootWinProp),xf86NumScreens) )) {

+	return BadAlloc;

+      }

+      for (i=0; i<xf86NumScreens; i++) {

+	xf86RegisteredPropertiesTable[i] = NULL;

+      }

+    }

+

+    DebugF("xf86RegisteredPropertiesTable %p\n",

+	   (void *)xf86RegisteredPropertiesTable);

+    DebugF("xf86RegisteredPropertiesTable[%d] %p\n",

+	   ScrnIndex, (void *)xf86RegisteredPropertiesTable[ScrnIndex]);

+

+    if (!existing) {

+      if ( xf86RegisteredPropertiesTable[ScrnIndex] == NULL) {

+	xf86RegisteredPropertiesTable[ScrnIndex] = pNewProp;

+      } else {

+	pRegProp = xf86RegisteredPropertiesTable[ScrnIndex];

+	while (pRegProp->next != NULL) {

+	  DebugF("- next %p\n", (void *)pRegProp);

+	  pRegProp = pRegProp->next;

+        }

+	pRegProp->next = pNewProp;

+      }

+    }

+    DebugF("xf86RegisterRootWindowProperty succeeded\n");

+    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;

+    }

+}

+

+void

+xf86MotionHistoryAllocate(InputInfoPtr pInfo)

+{

+    AllocateMotionHistory(pInfo->dev);

+}

diff --git a/xorg-server/hw/xfree86/common/xf86Module.h b/xorg-server/hw/xfree86/common/xf86Module.h
index 581047dcf..1322b8046 100644
--- a/xorg-server/hw/xfree86/common/xf86Module.h
+++ b/xorg-server/hw/xfree86/common/xf86Module.h
@@ -1,212 +1,212 @@
-/*
- * 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).
- */
-
-/*
- * This file contains the parts of the loader interface that are visible
- * to modules.  This is the only loader-related header that modules should
- * include.
- *
- * It should include a bare minimum of other headers.
- *
- * Longer term, the module/loader code should probably live directly under
- * Xserver/.
- *
- * XXX This file arguably belongs in xfree86/loader/.
- */
-
-#ifndef _XF86MODULE_H
-#define _XF86MODULE_H
-
-#include "misc.h"
-#ifndef NULL
-#define NULL ((void *)0)
-#endif
-
-typedef enum {
-    LD_RESOLV_IFDONE		= 0,	/* only check if no more
-					   delays pending */
-    LD_RESOLV_NOW		= 1,	/* finish one delay step */
-    LD_RESOLV_FORCE		= 2	/* force checking... */
-} LoaderResolveOptions;
-
-#define DEFAULT_LIST ((char *)-1)
-
-/* This indicates a special module that doesn't have the usual entry point */
-#define EXTERN_MODULE ((pointer)-1)
-
-/* Built-in ABI classes.  These definitions must not be changed. */
-#define ABI_CLASS_NONE		NULL
-#define ABI_CLASS_ANSIC		"X.Org ANSI C Emulation"
-#define ABI_CLASS_VIDEODRV	"X.Org Video Driver"
-#define ABI_CLASS_XINPUT	"X.Org XInput driver"
-#define ABI_CLASS_EXTENSION	"X.Org Server Extension"
-#define ABI_CLASS_FONT		"X.Org Font Renderer"
-
-#define ABI_MINOR_MASK		0x0000FFFF
-#define ABI_MAJOR_MASK		0xFFFF0000
-#define GET_ABI_MINOR(v)	((v) & ABI_MINOR_MASK)
-#define GET_ABI_MAJOR(v)	(((v) & ABI_MAJOR_MASK) >> 16)
-#define SET_ABI_VERSION(maj, min) \
-		((((maj) << 16) & ABI_MAJOR_MASK) | ((min) & ABI_MINOR_MASK))
-
-/*
- * ABI versions.  Each version has a major and minor revision.  Modules
- * using lower minor revisions must work with servers of a higher minor
- * revision.  There is no compatibility between different major revisions.
- * Whenever the ABI_ANSIC_VERSION is changed, the others must also be
- * changed.  The minor revision mask is 0x0000FFFF and the major revision
- * mask is 0xFFFF0000.
- */
-#define ABI_ANSIC_VERSION	SET_ABI_VERSION(0, 4)
-#define ABI_VIDEODRV_VERSION	SET_ABI_VERSION(10, 0)
-#define ABI_XINPUT_VERSION	SET_ABI_VERSION(12, 2)
-#define ABI_EXTENSION_VERSION	SET_ABI_VERSION(5, 0)
-#define ABI_FONT_VERSION	SET_ABI_VERSION(0, 6)
-
-#define MODINFOSTRING1	0xef23fdc5
-#define MODINFOSTRING2	0x10dc023a
-
-#ifndef MODULEVENDORSTRING
-#define MODULEVENDORSTRING	"X.Org Foundation"
-#endif
-
-/* Error return codes for errmaj.  New codes must only be added at the end. */
-typedef enum {
-    LDR_NOERROR = 0,
-    LDR_NOMEM,		/* memory allocation failed */
-    LDR_NOENT,		/* Module file does not exist */
-    LDR_NOSUBENT,	/* pre-requsite file to be sub-loaded does not exist */
-    LDR_NOSPACE,	/* internal module array full */
-    LDR_NOMODOPEN,	/* module file could not be opened (check errmin) */
-    LDR_UNKTYPE,	/* file is not a recognized module type */
-    LDR_NOLOAD,		/* type specific loader failed */
-    LDR_ONCEONLY,	/* Module should only be loaded once (not an error) */
-    LDR_NOPORTOPEN,	/* could not open port (check errmin) */
-    LDR_NOHARDWARE,	/* could not query/initialize the hardware device */
-    LDR_MISMATCH,	/* the module didn't match the spec'd requirments */
-    LDR_BADUSAGE,	/* LoadModule is called with bad arguments */
-    LDR_INVALID,	/* The module doesn't have a valid ModuleData object */
-    LDR_BADOS,		/* The module doesn't support the OS */
-    LDR_MODSPECIFIC	/* A module-specific error in the SetupProc */
-} LoaderErrorCode;
-
-/*
- * Some common module classes.  The moduleclass can be used to identify
- * that modules loaded are of the correct type.  This is a finer
- * classification than the ABI classes even though the default set of
- * classes have the same names.  For example, not all modules that require
- * the video driver ABI are themselves video drivers.
- */
-#define MOD_CLASS_NONE		NULL
-#define MOD_CLASS_VIDEODRV	"X.Org Video Driver"
-#define MOD_CLASS_XINPUT	"X.Org XInput Driver"
-#define MOD_CLASS_FONT		"X.Org Font Renderer"
-#define MOD_CLASS_EXTENSION	"X.Org Server Extension"
-
-/* This structure is expected to be returned by the initfunc */
-typedef struct {
-    const char * modname;	/* name of module, e.g. "foo" */
-    const char * vendor;	/* vendor specific string */
-    CARD32	 _modinfo1_;	/* constant MODINFOSTRING1/2 to find */
-    CARD32	 _modinfo2_;	/* infoarea with a binary editor or sign tool */
-    CARD32	 xf86version;	/* contains XF86_VERSION_CURRENT */
-    CARD8	 majorversion;	/* module-specific major version */
-    CARD8	 minorversion;	/* module-specific minor version */
-    CARD16	 patchlevel;	/* module-specific patch level */
-    const char * abiclass;	/* ABI class that the module uses */
-    CARD32	 abiversion;	/* ABI version */
-    const char * moduleclass;	/* module class description */
-    CARD32	 checksum[4];	/* contains a digital signature of the */
-				/* version info structure */
-} XF86ModuleVersionInfo;
-
-/*
- * This structure can be used to callers of LoadModule and LoadSubModule to
- * specify version and/or ABI requirements.
- */
-typedef struct {
-    CARD8	 majorversion;	/* module-specific major version */
-    CARD8	 minorversion;	/* moudle-specific minor version */
-    CARD16	 patchlevel;	/* module-specific patch level */
-    const char * abiclass;	/* ABI class that the module uses */
-    CARD32	 abiversion;	/* ABI version */
-    const char * moduleclass;	/* module class */
-} XF86ModReqInfo;
-
-/* values to indicate unspecified fields in XF86ModReqInfo. */
-#define MAJOR_UNSPEC		0xFF
-#define MINOR_UNSPEC		0xFF
-#define PATCH_UNSPEC		0xFFFF
-#define ABI_VERS_UNSPEC		0xFFFFFFFF
-
-#define MODULE_VERSION_NUMERIC(maj, min, patch) \
-	((((maj) & 0xFF) << 24) | (((min) & 0xFF) << 16) | (patch & 0xFFFF))
-#define GET_MODULE_MAJOR_VERSION(vers)	(((vers) >> 24) & 0xFF)
-#define GET_MODULE_MINOR_VERSION(vers)	(((vers) >> 16) & 0xFF)
-#define GET_MODULE_PATCHLEVEL(vers)	((vers) & 0xFFFF)
-
-#define INITARGS void
-
-typedef void (*InitExtension)(INITARGS);
-
-typedef struct {
-    InitExtension	initFunc;
-    const char *	name;
-    Bool		*disablePtr;
-    InitExtension	setupFunc;	
-    const char **	initDependencies;
-} ExtensionModule;
-
-extern _X_EXPORT ExtensionModule *ExtensionModuleList;
-
-/* Prototypes for Loader functions that are exported to modules */
-extern _X_EXPORT pointer LoadSubModule(pointer, const char *, const char **,
-		      const char **, pointer, const XF86ModReqInfo *,
-		      int *, int *);
-extern _X_EXPORT void UnloadSubModule(pointer);
-extern _X_EXPORT void UnloadModule (pointer);
-extern _X_EXPORT pointer LoaderSymbol(const char *);
-extern _X_EXPORT char **LoaderListDirs(const char **, const char **);
-extern _X_EXPORT void LoaderFreeDirList(char **);
-extern _X_EXPORT void LoaderErrorMsg(const char *, const char *, int, int);
-extern _X_EXPORT void LoadExtension(ExtensionModule *, Bool);
-extern _X_EXPORT void LoaderGetOS(const char **name, int *major, int *minor, int *teeny);
-extern _X_EXPORT Bool LoaderShouldIgnoreABI(void);
-extern _X_EXPORT int LoaderGetABIVersion(const char *abiclass);
-
-typedef pointer (*ModuleSetupProc)(pointer, pointer, int *, int *);
-typedef void (*ModuleTearDownProc)(pointer);
-#define MODULESETUPPROTO(func) pointer func(pointer, pointer, int*, int*)
-#define MODULETEARDOWNPROTO(func) void func(pointer)
-
-typedef struct {
-    XF86ModuleVersionInfo *	vers;
-    ModuleSetupProc		setup;
-    ModuleTearDownProc		teardown;
-} XF86ModuleData;
-
-#endif /* _XF86STR_H */
+/*

+ * 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).

+ */

+

+/*

+ * This file contains the parts of the loader interface that are visible

+ * to modules.  This is the only loader-related header that modules should

+ * include.

+ *

+ * It should include a bare minimum of other headers.

+ *

+ * Longer term, the module/loader code should probably live directly under

+ * Xserver/.

+ *

+ * XXX This file arguably belongs in xfree86/loader/.

+ */

+

+#ifndef _XF86MODULE_H

+#define _XF86MODULE_H

+

+#include "misc.h"

+#ifndef NULL

+#define NULL ((void *)0)

+#endif

+

+typedef enum {

+    LD_RESOLV_IFDONE		= 0,	/* only check if no more

+					   delays pending */

+    LD_RESOLV_NOW		= 1,	/* finish one delay step */

+    LD_RESOLV_FORCE		= 2	/* force checking... */

+} LoaderResolveOptions;

+

+#define DEFAULT_LIST ((char *)-1)

+

+/* This indicates a special module that doesn't have the usual entry point */

+#define EXTERN_MODULE ((pointer)-1)

+

+/* Built-in ABI classes.  These definitions must not be changed. */

+#define ABI_CLASS_NONE		NULL

+#define ABI_CLASS_ANSIC		"X.Org ANSI C Emulation"

+#define ABI_CLASS_VIDEODRV	"X.Org Video Driver"

+#define ABI_CLASS_XINPUT	"X.Org XInput driver"

+#define ABI_CLASS_EXTENSION	"X.Org Server Extension"

+#define ABI_CLASS_FONT		"X.Org Font Renderer"

+

+#define ABI_MINOR_MASK		0x0000FFFF

+#define ABI_MAJOR_MASK		0xFFFF0000

+#define GET_ABI_MINOR(v)	((v) & ABI_MINOR_MASK)

+#define GET_ABI_MAJOR(v)	(((v) & ABI_MAJOR_MASK) >> 16)

+#define SET_ABI_VERSION(maj, min) \

+		((((maj) << 16) & ABI_MAJOR_MASK) | ((min) & ABI_MINOR_MASK))

+

+/*

+ * ABI versions.  Each version has a major and minor revision.  Modules

+ * using lower minor revisions must work with servers of a higher minor

+ * revision.  There is no compatibility between different major revisions.

+ * Whenever the ABI_ANSIC_VERSION is changed, the others must also be

+ * changed.  The minor revision mask is 0x0000FFFF and the major revision

+ * mask is 0xFFFF0000.

+ */

+#define ABI_ANSIC_VERSION	SET_ABI_VERSION(0, 4)

+#define ABI_VIDEODRV_VERSION	SET_ABI_VERSION(10, 0)

+#define ABI_XINPUT_VERSION	SET_ABI_VERSION(12, 2)

+#define ABI_EXTENSION_VERSION	SET_ABI_VERSION(5, 0)

+#define ABI_FONT_VERSION	SET_ABI_VERSION(0, 6)

+

+#define MODINFOSTRING1	0xef23fdc5

+#define MODINFOSTRING2	0x10dc023a

+

+#ifndef MODULEVENDORSTRING

+#define MODULEVENDORSTRING	"X.Org Foundation"

+#endif

+

+/* Error return codes for errmaj.  New codes must only be added at the end. */

+typedef enum {

+    LDR_NOERROR = 0,

+    LDR_NOMEM,		/* memory allocation failed */

+    LDR_NOENT,		/* Module file does not exist */

+    LDR_NOSUBENT,	/* pre-requsite file to be sub-loaded does not exist */

+    LDR_NOSPACE,	/* internal module array full */

+    LDR_NOMODOPEN,	/* module file could not be opened (check errmin) */

+    LDR_UNKTYPE,	/* file is not a recognized module type */

+    LDR_NOLOAD,		/* type specific loader failed */

+    LDR_ONCEONLY,	/* Module should only be loaded once (not an error) */

+    LDR_NOPORTOPEN,	/* could not open port (check errmin) */

+    LDR_NOHARDWARE,	/* could not query/initialize the hardware device */

+    LDR_MISMATCH,	/* the module didn't match the spec'd requirments */

+    LDR_BADUSAGE,	/* LoadModule is called with bad arguments */

+    LDR_INVALID,	/* The module doesn't have a valid ModuleData object */

+    LDR_BADOS,		/* The module doesn't support the OS */

+    LDR_MODSPECIFIC	/* A module-specific error in the SetupProc */

+} LoaderErrorCode;

+

+/*

+ * Some common module classes.  The moduleclass can be used to identify

+ * that modules loaded are of the correct type.  This is a finer

+ * classification than the ABI classes even though the default set of

+ * classes have the same names.  For example, not all modules that require

+ * the video driver ABI are themselves video drivers.

+ */

+#define MOD_CLASS_NONE		NULL

+#define MOD_CLASS_VIDEODRV	"X.Org Video Driver"

+#define MOD_CLASS_XINPUT	"X.Org XInput Driver"

+#define MOD_CLASS_FONT		"X.Org Font Renderer"

+#define MOD_CLASS_EXTENSION	"X.Org Server Extension"

+

+/* This structure is expected to be returned by the initfunc */

+typedef struct {

+    const char * modname;	/* name of module, e.g. "foo" */

+    const char * vendor;	/* vendor specific string */

+    CARD32	 _modinfo1_;	/* constant MODINFOSTRING1/2 to find */

+    CARD32	 _modinfo2_;	/* infoarea with a binary editor or sign tool */

+    CARD32	 xf86version;	/* contains XF86_VERSION_CURRENT */

+    CARD8	 majorversion;	/* module-specific major version */

+    CARD8	 minorversion;	/* module-specific minor version */

+    CARD16	 patchlevel;	/* module-specific patch level */

+    const char * abiclass;	/* ABI class that the module uses */

+    CARD32	 abiversion;	/* ABI version */

+    const char * moduleclass;	/* module class description */

+    CARD32	 checksum[4];	/* contains a digital signature of the */

+				/* version info structure */

+} XF86ModuleVersionInfo;

+

+/*

+ * This structure can be used to callers of LoadModule and LoadSubModule to

+ * specify version and/or ABI requirements.

+ */

+typedef struct {

+    CARD8	 majorversion;	/* module-specific major version */

+    CARD8	 minorversion;	/* moudle-specific minor version */

+    CARD16	 patchlevel;	/* module-specific patch level */

+    const char * abiclass;	/* ABI class that the module uses */

+    CARD32	 abiversion;	/* ABI version */

+    const char * moduleclass;	/* module class */

+} XF86ModReqInfo;

+

+/* values to indicate unspecified fields in XF86ModReqInfo. */

+#define MAJOR_UNSPEC		0xFF

+#define MINOR_UNSPEC		0xFF

+#define PATCH_UNSPEC		0xFFFF

+#define ABI_VERS_UNSPEC		0xFFFFFFFF

+

+#define MODULE_VERSION_NUMERIC(maj, min, patch) \

+	((((maj) & 0xFF) << 24) | (((min) & 0xFF) << 16) | (patch & 0xFFFF))

+#define GET_MODULE_MAJOR_VERSION(vers)	(((vers) >> 24) & 0xFF)

+#define GET_MODULE_MINOR_VERSION(vers)	(((vers) >> 16) & 0xFF)

+#define GET_MODULE_PATCHLEVEL(vers)	((vers) & 0xFFFF)

+

+#define INITARGS void

+

+typedef void (*InitExtension)(INITARGS);

+

+typedef struct {

+    InitExtension	initFunc;

+    const char *	name;

+    Bool		*disablePtr;

+    InitExtension	setupFunc;	

+    const char **	initDependencies;

+} ExtensionModule;

+

+extern _X_EXPORT ExtensionModule *ExtensionModuleList;

+

+/* Prototypes for Loader functions that are exported to modules */

+extern _X_EXPORT pointer LoadSubModule(pointer, const char *, const char **,

+		      const char **, pointer, const XF86ModReqInfo *,

+		      int *, int *);

+extern _X_EXPORT void UnloadSubModule(pointer);

+extern _X_EXPORT void UnloadModule (pointer);

+extern _X_EXPORT pointer LoaderSymbol(const char *);

+extern _X_EXPORT char **LoaderListDirs(const char **, const char **);

+extern _X_EXPORT void LoaderFreeDirList(char **);

+extern _X_EXPORT void LoaderErrorMsg(const char *, const char *, int, int);

+extern _X_EXPORT void LoadExtension(ExtensionModule *, Bool);

+extern _X_EXPORT void LoaderGetOS(const char **name, int *major, int *minor, int *teeny);

+extern _X_EXPORT Bool LoaderShouldIgnoreABI(void);

+extern _X_EXPORT int LoaderGetABIVersion(const char *abiclass);

+

+typedef pointer (*ModuleSetupProc)(pointer, pointer, int *, int *);

+typedef void (*ModuleTearDownProc)(pointer);

+#define MODULESETUPPROTO(func) pointer func(pointer, pointer, int*, int*)

+#define MODULETEARDOWNPROTO(func) void func(pointer)

+

+typedef struct {

+    XF86ModuleVersionInfo *	vers;

+    ModuleSetupProc		setup;

+    ModuleTearDownProc		teardown;

+} XF86ModuleData;

+

+#endif /* _XF86STR_H */

diff --git a/xorg-server/hw/xfree86/common/xf86sbusBus.c b/xorg-server/hw/xfree86/common/xf86sbusBus.c
index 181c6ab00..6e6ab948f 100644
--- a/xorg-server/hw/xfree86/common/xf86sbusBus.c
+++ b/xorg-server/hw/xfree86/common/xf86sbusBus.c
@@ -1,714 +1,714 @@
-/*
- * SBUS bus-specific code.
- *
- * Copyright (C) 2000 Jakub Jelinek (jakub@redhat.com)
- *
- * 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
- * JAKUB JELINEK 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.
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <ctype.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <X11/X.h>
-#include "os.h"
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-#include "xf86cmap.h"
-
-#include "xf86Bus.h"
-
-#include "xf86sbusBus.h"
-#include "xf86Sbus.h"
-
-Bool sbusSlotClaimed = FALSE;
-
-static int xf86nSbusInfo;
-
-static void
-CheckSbusDevice(const char *device, int fbNum)
-{
-    int fd, i;
-    struct fbgattr fbattr;
-    sbusDevicePtr psdp;
-
-    fd = open(device, O_RDONLY, 0);
-    if (fd < 0)
-	return;
-    memset(&fbattr, 0, sizeof(fbattr));
-    if (ioctl(fd, FBIOGATTR, &fbattr) < 0) {
-	if (ioctl(fd, FBIOGTYPE, &fbattr.fbtype) < 0) {
-	    close(fd);
-	    return;
-	}
-    }
-    close(fd);
-    for (i = 0; sbusDeviceTable[i].devId; i++)
-	if (sbusDeviceTable[i].fbType == fbattr.fbtype.fb_type)
-	    break;
-    if (! sbusDeviceTable[i].devId)
-	return;
-    xf86SbusInfo = xnfrealloc(xf86SbusInfo, sizeof(psdp) * (++xf86nSbusInfo + 1));
-    xf86SbusInfo[xf86nSbusInfo] = NULL;
-    xf86SbusInfo[xf86nSbusInfo - 1] = psdp = xnfcalloc(sizeof (sbusDevice), 1);
-    psdp->devId = sbusDeviceTable[i].devId;
-    psdp->fbNum = fbNum;
-    psdp->device = xnfstrdup(device);
-    psdp->width = fbattr.fbtype.fb_width;
-    psdp->height = fbattr.fbtype.fb_height;
-    psdp->fd = -1;
-}
-
-void
-xf86SbusProbe(void)
-{
-    int i, useProm = 0;
-    char fbDevName[32];
-    sbusDevicePtr psdp, *psdpp;
-
-    xf86SbusInfo = malloc(sizeof(psdp));
-    *xf86SbusInfo = NULL;
-    for (i = 0; i < 32; i++) {
-	sprintf(fbDevName, "/dev/fb%d", i);
-	CheckSbusDevice(fbDevName, i);
-    }
-    if (sparcPromInit() >= 0) {
-	useProm = 1;
-	sparcPromAssignNodes();
-    }
-    for (psdpp = xf86SbusInfo; (psdp = *psdpp); psdpp++) {
-	for (i = 0; sbusDeviceTable[i].devId; i++)
-	    if (sbusDeviceTable[i].devId == psdp->devId)
-		psdp->descr = sbusDeviceTable[i].descr;
-	/*
-	 * If we can use PROM information and found the PROM node for this
-	 * device, we can tell more about the card.
-	 */
-	if (useProm && psdp->node.node) {
-	    char *prop, *promPath;
-	    int len, chiprev, vmsize;
-
-	    switch (psdp->devId) {
-	    case SBUS_DEVICE_MGX:
-		prop = sparcPromGetProperty(&psdp->node, "fb_size", &len);
-		if (prop && len == 4 && *(int *)prop == 0x400000)
-		    psdp->descr = "Quantum 3D MGXplus with 4M VRAM";
-		break;
-	    case SBUS_DEVICE_CG6:
-		chiprev = 0;
-		vmsize = 0;
-		prop = sparcPromGetProperty(&psdp->node, "chiprev", &len);
-		if (prop && len == 4)
-		    chiprev = *(int *)prop;
-		prop = sparcPromGetProperty(&psdp->node, "vmsize", &len);
-		if (prop && len == 4)
-		    vmsize = *(int *)prop;
-		switch (chiprev) {
-		case 1:
-		case 2:
-		case 3:
-		case 4:
-		    psdp->descr = "Sun Double width GX"; break;
-		case 5:
-		case 6:
-		case 7:
-		case 8:
-		case 9:
-		    psdp->descr = "Sun Single width GX"; break;
-		case 11:
-		    switch (vmsize) {
-		    case 2:
-			psdp->descr = "Sun Turbo GX with 1M VSIMM"; break;
-		    case 4:
-			psdp->descr = "Sun Turbo GX Plus"; break;
-		    default:
-			psdp->descr = "Sun Turbo GX"; break;
-		    }
-		}
-		break;
-	    case SBUS_DEVICE_CG14:
-		prop = sparcPromGetProperty(&psdp->node, "reg", &len);
-		vmsize = 0;
-		if (prop && !(len % 12) && len > 0)
-		    vmsize = *(int *)(prop + len - 4);
-		switch (vmsize) {
-		case 0x400000:
-		    psdp->descr = "Sun SX with 4M VSIMM"; break;
-		case 0x800000:
-		    psdp->descr = "Sun SX with 8M VSIMM"; break;
-		}
-		break;
-	    case SBUS_DEVICE_LEO:
-		prop = sparcPromGetProperty(&psdp->node, "model", &len);
-		if (prop && len > 0 && !strstr(prop, "501-2503"))
-		    psdp->descr = "Sun Turbo ZX";
-		break;
-	    case SBUS_DEVICE_TCX:
-		if (sparcPromGetBool(&psdp->node, "tcx-8-bit"))
-		    psdp->descr = "Sun TCX (8bit)";
-		else
-		    psdp->descr = "Sun TCX (S24)";
-		break;
-	    case SBUS_DEVICE_FFB:
-		prop = sparcPromGetProperty(&psdp->node, "name", &len);
-		chiprev = 0;
-		prop = sparcPromGetProperty(&psdp->node, "board_type", &len);
-		if (prop && len == 4)
-		    chiprev = *(int *)prop;
-		if (strstr (prop, "afb")) {
-		    if (chiprev == 3)
-			psdp->descr = "Sun|Elite3D-M6 Horizontal";
-		} else {
-		    switch (chiprev) {
-		    case 0x08:
-			psdp->descr = "Sun FFB 67MHz Creator"; break;
-		    case 0x0b:
-			psdp->descr = "Sun FFB 67MHz Creator 3D"; break;
-		    case 0x1b:
-			psdp->descr = "Sun FFB 75MHz Creator 3D"; break;
-		    case 0x20:
-		    case 0x28:
-			psdp->descr = "Sun FFB2 Vertical Creator"; break;
-		    case 0x23:
-		    case 0x2b:
-			psdp->descr = "Sun FFB2 Vertical Creator 3D"; break;
-		    case 0x30:
-			psdp->descr = "Sun FFB2+ Vertical Creator"; break;
-		    case 0x33:
-			psdp->descr = "Sun FFB2+ Vertical Creator 3D"; break;
-		    case 0x40:
-		    case 0x48:
-			psdp->descr = "Sun FFB2 Horizontal Creator"; break;
-		    case 0x43:
-		    case 0x4b:
-			psdp->descr = "Sun FFB2 Horizontal Creator 3D"; break;
-		    }
-		}
-		break;
-	    }
-
-	    xf86Msg(X_PROBED, "SBUS:(0x%08x) %s", psdp->node.node, psdp->descr);
-	    promPath = sparcPromNode2Pathname (&psdp->node);
-	    if (promPath) {
-		xf86ErrorF(" at %s", promPath);
-		free(promPath);
-	    }
-	} else
-	    xf86Msg(X_PROBED, "SBUS: %s", psdp->descr);
-	xf86ErrorF("\n");
-    }
-    if (useProm)
-	sparcPromClose();
-}
-
-/*
- * Parse a BUS ID string, and return the SBUS bus parameters if it was
- * in the correct format for a SBUS bus id.
- */
-
-Bool
-xf86ParseSbusBusString(const char *busID, int *fbNum)
-{
-    /*
-     * The format is assumed to be one of:
-     * "fbN", e.g. "fb1", which means the device corresponding to /dev/fbN
-     * "nameN", e.g. "cgsix0", which means Nth instance of card NAME
-     * "/prompath", e.g. "/sbus@0,10001000/cgsix@3,0" which is PROM pathname
-     * to the device.
-     */
-
-    const char *id;
-    int i, len;
-
-    if (StringToBusType(busID, &id) != BUS_SBUS)
-	return FALSE;
-
-    if (*id != '/') {
-	if (!strncmp (id, "fb", 2)) {
-	    if (!isdigit(id[2]))
-		return FALSE;
-	    *fbNum = atoi(id + 2);
-	    return TRUE;
-	} else {
-	    sbusDevicePtr *psdpp;
-	    int devId;
-
-	    for (i = 0, len = 0; sbusDeviceTable[i].devId; i++) {
-		len = strlen(sbusDeviceTable[i].promName);
-		if (!strncmp (sbusDeviceTable[i].promName, id, len)
-		    && isdigit(id[len]))
-		    break;
-	    }
-	    devId = sbusDeviceTable[i].devId;
-	    if (!devId) return FALSE;
-	    i = atoi(id + len);
-	    for (psdpp = xf86SbusInfo; *psdpp; ++psdpp) {
-		if ((*psdpp)->devId != devId)
-		    continue;
-		if (!i) {
-		    *fbNum = (*psdpp)->fbNum;
-		    return TRUE;
-		}
-		i--;
-	    }
-	}
-	return FALSE;
-    }
-
-    if (sparcPromInit() >= 0) {
-	i = sparcPromPathname2Node(id);
-	sparcPromClose();
-	if (i) {
-	    sbusDevicePtr *psdpp;
-	    for (psdpp = xf86SbusInfo; *psdpp; ++psdpp) {
-		if ((*psdpp)->node.node == i) {
-		    *fbNum = (*psdpp)->fbNum;
-		    return TRUE;
-		}
-	    }
-	}
-    }
-    return FALSE;
-}
-
-/*
- * Compare a BUS ID string with a SBUS bus id.  Return TRUE if they match.
- */
-
-Bool
-xf86CompareSbusBusString(const char *busID, int fbNum)
-{
-    int iFbNum;
-
-    if (xf86ParseSbusBusString(busID, &iFbNum)) {
-	return fbNum == iFbNum;
-    } else {
-	return FALSE;
-    }
-}
-
-/*
- * Check if the slot requested is free.  If it is already in use, return FALSE.
- */
-
-Bool
-xf86CheckSbusSlot(int fbNum)
-{
-    int i;
-    EntityPtr p;
-
-    for (i = 0; i < xf86NumEntities; i++) {
-	p = xf86Entities[i];
-	/* Check if this SBUS slot is taken */
-	if (p->bus.type == BUS_SBUS && p->bus.id.sbus.fbNum == fbNum)
-	    return FALSE;
-    }
-
-    return TRUE;
-}
-
-/*
- * If the slot requested is already in use, return -1.
- * Otherwise, claim the slot for the screen requesting it.
- */
-
-int
-xf86ClaimSbusSlot(sbusDevicePtr psdp, DriverPtr drvp,
-		  GDevPtr dev, Bool active)
-{
-    EntityPtr p = NULL;
-
-    int num;
-
-    if (xf86CheckSbusSlot(psdp->fbNum)) {
-        num = xf86AllocateEntity();
-        p = xf86Entities[num];
-        p->driver = drvp;
-        p->chipset = -1;
-        p->bus.type = BUS_SBUS;
-        xf86AddDevToEntity(num, dev);
-        p->bus.id.sbus.fbNum = psdp->fbNum;
-        p->active = active;
-        p->inUse = FALSE;
-	sbusSlotClaimed = TRUE;
-	return num;
-    } else
-	return -1;
-}
-
-int
-xf86MatchSbusInstances(const char *driverName, int sbusDevId, 
-		       GDevPtr *devList, int numDevs, DriverPtr drvp,
-		       int **foundEntities)
-{
-    int i,j;
-    sbusDevicePtr psdp, *psdpp;
-    int numClaimedInstances = 0;
-    int allocatedInstances = 0;
-    int numFound = 0;
-    GDevPtr devBus = NULL;
-    GDevPtr dev = NULL;
-    int *retEntities = NULL;
-    int useProm = 0;
-
-    struct Inst {
-	sbusDevicePtr	sbus;
-	GDevPtr		dev;
-	Bool		claimed;  /* BusID matches with a device section */
-    } *instances = NULL;
-
-    *foundEntities = NULL;
-    for (psdpp = xf86SbusInfo, psdp = *psdpp; psdp; psdp = *++psdpp) {
-	if (psdp->devId != sbusDevId)
-	    continue;
-	if (psdp->fd == -2)
-	    continue;
-	++allocatedInstances;
-	instances = xnfrealloc(instances,
-			       allocatedInstances * sizeof(struct Inst));
-	instances[allocatedInstances - 1].sbus = psdp;
-	instances[allocatedInstances - 1].dev = NULL;
-	instances[allocatedInstances - 1].claimed = FALSE;
-	numFound++;
-    }
-
-    /*
-     * This may be debatable, but if no SBUS 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) {
-	free(instances);
-	return 0;
-    }
-
-    if (sparcPromInit() >= 0)
-	useProm = 1;
-
-    if (xf86DoConfigure && xf86DoConfigurePass1) {
-	GDevPtr pGDev;
-	int actualcards = 0;
-	for (i = 0; i < allocatedInstances; i++) {
-	    actualcards++;
-	    pGDev = xf86AddBusDeviceToConfigure(drvp->driverName, BUS_SBUS,
-						instances[i].sbus, -1);
-	    if (pGDev) {
-		/*
-		 * XF86Match???Instances() treat chipID and chipRev as
-		 * overrides, so clobber them here.
-		 */
-		pGDev->chipID = pGDev->chipRev = -1;
-	    }
-	}
-	free(instances);
-	if (useProm)
-	    sparcPromClose();
-	return actualcards;
-    }
-
-    DebugF("%s instances found: %d\n", driverName, allocatedInstances);
-
-    for (i = 0; i < allocatedInstances; i++) {
-	char *promPath = NULL;
-
-	psdp = instances[i].sbus;
-	devBus = NULL;
-	dev = NULL;
-	if (useProm && psdp->node.node)
-	    promPath = sparcPromNode2Pathname(&psdp->node);
-
-	for (j = 0; j < numDevs; j++) {
-	    if (devList[j]->busID && *devList[j]->busID) {
-		if (xf86CompareSbusBusString(devList[j]->busID, psdp->fbNum)) {
-		    if (devBus)
-			xf86MsgVerb(X_WARNING,0,
-			    "%s: More than one matching Device section for "
-			    "instance (BusID: %s) found: %s\n",
-			    driverName,devList[j]->identifier,
-			    devList[j]->busID);
-		    else
-			devBus = devList[j];
-		} 
-	    } else {
-		if (!dev && !devBus) {
-		    if (promPath)
-			xf86Msg(X_PROBED, "Assigning device section with no busID to SBUS:%s\n",
-				promPath);
-		    else
-			xf86Msg(X_PROBED, "Assigning device section with no busID to SBUS:fb%d\n",
-				psdp->fbNum);
-		    dev = devList[j];
-		} else
-		    xf86MsgVerb(X_WARNING, 0,
-			    "%s: More than one matching Device section "
-			    "found: %s\n", driverName, devList[j]->identifier);
-	    }
-	}
-	if (devBus) dev = devBus;  /* busID preferred */ 
-	if (!dev && psdp->fd != -2) {
-	    if (promPath) {
-		xf86MsgVerb(X_WARNING, 0, "%s: No matching Device section "
-			    "for instance (BusID SBUS:%s) found\n",
-			    driverName, promPath);
-	    } else
-		xf86MsgVerb(X_WARNING, 0, "%s: No matching Device section "
-			    "for instance (BusID SBUS:fb%d) found\n",
-			    driverName, psdp->fbNum);
-	} else if (dev) {
-	    numClaimedInstances++;
-	    instances[i].claimed = TRUE;
-	    instances[i].dev = dev;
-	}
-	free(promPath);
-    }
-
-    DebugF("%s instances found: %d\n", driverName, numClaimedInstances);
-
-    /*
-     * 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;
-	psdp = instances[i].sbus;
-	if (!xf86CheckSbusSlot(psdp->fbNum))
-	    continue;
-
-	DebugF("%s: card at fb%d %08x is claimed by a Device section\n",
-	       driverName, psdp->fbNum, psdp->node.node);
-
-	/* Allocate an entry in the lists to be returned */
-	numFound++;
-	retEntities = xnfrealloc(retEntities, numFound * sizeof(int));
-	retEntities[numFound - 1]
-	    = xf86ClaimSbusSlot(psdp, drvp, instances[i].dev,instances[i].dev->active ?
-				TRUE : FALSE);
-    }
-    free(instances);
-    if (numFound > 0) {
-	*foundEntities = retEntities;
-    }
-
-    if (useProm)
-	sparcPromClose();
-
-    return numFound;
-}
-
-/*
- * xf86GetSbusInfoForEntity() -- Get the sbusDevicePtr of entity.
- */
-sbusDevicePtr
-xf86GetSbusInfoForEntity(int entityIndex)
-{
-    sbusDevicePtr *psdpp;
-    EntityPtr p = xf86Entities[entityIndex];
-
-    if (entityIndex >= xf86NumEntities
-	|| p->bus.type != BUS_SBUS) return NULL;
-
-    for (psdpp = xf86SbusInfo; *psdpp != NULL; psdpp++) {
-	if (p->bus.id.sbus.fbNum == (*psdpp)->fbNum)
-	    return *psdpp;
-    }
-    return NULL;
-}
-
-int
-xf86GetEntityForSbusInfo(sbusDevicePtr psdp)
-{
-    int i;
-
-    for (i = 0; i < xf86NumEntities; i++) {
-	EntityPtr p = xf86Entities[i];
-	if (p->bus.type != BUS_SBUS) continue;
-
-	if (p->bus.id.sbus.fbNum == psdp->fbNum)
-	    return i;
-    }
-    return -1;
-}
-
-void
-xf86SbusUseBuiltinMode(ScrnInfoPtr pScrn, sbusDevicePtr psdp)
-{
-    DisplayModePtr mode;
-
-    mode = xnfcalloc(sizeof(DisplayModeRec), 1);
-    mode->name = "current";
-    mode->next = mode;
-    mode->prev = mode;
-    mode->type = M_T_BUILTIN;
-    mode->Clock = 100000000;
-    mode->HDisplay = psdp->width;
-    mode->HSyncStart = psdp->width;
-    mode->HSyncEnd = psdp->width;
-    mode->HTotal = psdp->width;
-    mode->VDisplay = psdp->height;
-    mode->VSyncStart = psdp->height;
-    mode->VSyncEnd = psdp->height;
-    mode->VTotal = psdp->height;
-    mode->SynthClock = mode->Clock;
-    mode->CrtcHDisplay = mode->HDisplay;
-    mode->CrtcHSyncStart = mode->HSyncStart;
-    mode->CrtcHSyncEnd = mode->HSyncEnd;
-    mode->CrtcHTotal = mode->HTotal;
-    mode->CrtcVDisplay = mode->VDisplay;
-    mode->CrtcVSyncStart = mode->VSyncStart;
-    mode->CrtcVSyncEnd = mode->VSyncEnd;
-    mode->CrtcVTotal = mode->VTotal;
-    mode->CrtcHAdjusted = FALSE;
-    mode->CrtcVAdjusted = FALSE;
-    pScrn->modes = mode;
-    pScrn->virtualX = psdp->width;
-    pScrn->virtualY = psdp->height;
-}
-
-static sbusPaletteKeyIndex;
-static DevPrivateKey sbusPaletteKey = &sbusPaletteKeyIndex;
-typedef struct _sbusCmap {
-    sbusDevicePtr psdp;
-    CloseScreenProcPtr CloseScreen;
-    Bool origCmapValid;
-    unsigned char origRed[16];
-    unsigned char origGreen[16];
-    unsigned char origBlue[16];
-} sbusCmapRec, *sbusCmapPtr;
-
-#define SBUSCMAPPTR(pScreen) ((sbusCmapPtr) \
-    dixLookupPrivate(&(pScreen)->devPrivates, sbusPaletteKey))
-
-static void
-xf86SbusCmapLoadPalette(ScrnInfoPtr pScrn, int numColors, int *indices,
-			LOCO *colors, VisualPtr pVisual)
-{
-    int i, index;
-    sbusCmapPtr cmap;
-    struct fbcmap fbcmap;
-    unsigned char *data = malloc(numColors*3);
-                             
-    cmap = SBUSCMAPPTR(pScrn->pScreen);
-    if (!cmap) return;
-    fbcmap.count = 0;
-    fbcmap.index = indices[0];
-    fbcmap.red = data;
-    fbcmap.green = data + numColors;
-    fbcmap.blue = fbcmap.green + numColors;
-    for (i = 0; i < numColors; i++) {
-	index = indices[i];
-	if (fbcmap.count && index != fbcmap.index + fbcmap.count) {
-	    ioctl (cmap->psdp->fd, FBIOPUTCMAP, &fbcmap);
-	    fbcmap.count = 0;
-	    fbcmap.index = index;
-	}
-	fbcmap.red[fbcmap.count] = colors[index].red;
-	fbcmap.green[fbcmap.count] = colors[index].green;
-	fbcmap.blue[fbcmap.count++] = colors[index].blue;
-    }
-    ioctl (cmap->psdp->fd, FBIOPUTCMAP, &fbcmap);
-    free(data);
-}
-
-static Bool
-xf86SbusCmapCloseScreen(int i, ScreenPtr pScreen)
-{
-    sbusCmapPtr cmap;
-    struct fbcmap fbcmap;
-                         
-    cmap = SBUSCMAPPTR(pScreen);
-    if (cmap->origCmapValid) {
-	fbcmap.index = 0;
-	fbcmap.count = 16;
-	fbcmap.red = cmap->origRed;
-	fbcmap.green = cmap->origGreen;
-	fbcmap.blue = cmap->origBlue;
-	ioctl (cmap->psdp->fd, FBIOPUTCMAP, &fbcmap);
-    }
-    pScreen->CloseScreen = cmap->CloseScreen;
-    free(cmap);
-    return (*pScreen->CloseScreen) (i, pScreen);
-}    
-
-Bool
-xf86SbusHandleColormaps(ScreenPtr pScreen, sbusDevicePtr psdp)
-{
-    sbusCmapPtr cmap;
-    struct fbcmap fbcmap;
-    unsigned char data[2];
-
-    cmap = xnfcalloc(1, sizeof(sbusCmapRec));
-    dixSetPrivate(&pScreen->devPrivates, sbusPaletteKey, cmap);
-    cmap->psdp = psdp;
-    fbcmap.index = 0;
-    fbcmap.count = 16;
-    fbcmap.red = cmap->origRed;
-    fbcmap.green = cmap->origGreen;
-    fbcmap.blue = cmap->origBlue;
-    if (ioctl (psdp->fd, FBIOGETCMAP, &fbcmap) >= 0)
-	cmap->origCmapValid = TRUE;
-    fbcmap.index = 0;
-    fbcmap.count = 2;
-    fbcmap.red = data;
-    fbcmap.green = data;
-    fbcmap.blue = data;
-    if (pScreen->whitePixel == 0) {
-	data[0] = 255;
-	data[1] = 0;
-    } else {
-	data[0] = 0;
-	data[1] = 255;
-    }
-    ioctl (psdp->fd, FBIOPUTCMAP, &fbcmap);
-    cmap->CloseScreen = pScreen->CloseScreen;
-    pScreen->CloseScreen = xf86SbusCmapCloseScreen;
-    return xf86HandleColormaps(pScreen, 256, 8,
-			       xf86SbusCmapLoadPalette, NULL, 0);
-}
-
-Bool
-xf86SbusConfigure(void *busData, sbusDevicePtr sBus)
-{
-    if (sBus && sBus->fbNum == ((sbusDevicePtr) busData)->fbNum)
-        return 0;
-    return 1;
-}
-
-void
-xf86SbusConfigureNewDev(void *busData, sbusDevicePtr sBus, GDevRec *GDev)
-{
-    char *promPath = NULL;
-
-    sBus = (sbusDevicePtr) busData;
-    GDev->identifier = sBus->descr;
-    if (sparcPromInit() >= 0) {
-        promPath = sparcPromNode2Pathname(&sBus->node);
-        sparcPromClose();
-    }
-    if (promPath) {
-        XNFasprintf(&GDev->busID, "SBUS:%s", promPath);
-        free(promPath);
-    } else {
-        XNFasprintf(&GDev->busID, "SBUS:fb%d", sBus->fbNum);
-    }
-}
+/*

+ * SBUS bus-specific code.

+ *

+ * Copyright (C) 2000 Jakub Jelinek (jakub@redhat.com)

+ *

+ * 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

+ * JAKUB JELINEK 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.

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <ctype.h>

+#include <stdio.h>

+#include <unistd.h>

+#include <X11/X.h>

+#include "os.h"

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86_OSlib.h"

+#include "xf86cmap.h"

+

+#include "xf86Bus.h"

+

+#include "xf86sbusBus.h"

+#include "xf86Sbus.h"

+

+Bool sbusSlotClaimed = FALSE;

+

+static int xf86nSbusInfo;

+

+static void

+CheckSbusDevice(const char *device, int fbNum)

+{

+    int fd, i;

+    struct fbgattr fbattr;

+    sbusDevicePtr psdp;

+

+    fd = open(device, O_RDONLY, 0);

+    if (fd < 0)

+	return;

+    memset(&fbattr, 0, sizeof(fbattr));

+    if (ioctl(fd, FBIOGATTR, &fbattr) < 0) {

+	if (ioctl(fd, FBIOGTYPE, &fbattr.fbtype) < 0) {

+	    close(fd);

+	    return;

+	}

+    }

+    close(fd);

+    for (i = 0; sbusDeviceTable[i].devId; i++)

+	if (sbusDeviceTable[i].fbType == fbattr.fbtype.fb_type)

+	    break;

+    if (! sbusDeviceTable[i].devId)

+	return;

+    xf86SbusInfo = xnfrealloc(xf86SbusInfo, sizeof(psdp) * (++xf86nSbusInfo + 1));

+    xf86SbusInfo[xf86nSbusInfo] = NULL;

+    xf86SbusInfo[xf86nSbusInfo - 1] = psdp = xnfcalloc(sizeof (sbusDevice), 1);

+    psdp->devId = sbusDeviceTable[i].devId;

+    psdp->fbNum = fbNum;

+    psdp->device = xnfstrdup(device);

+    psdp->width = fbattr.fbtype.fb_width;

+    psdp->height = fbattr.fbtype.fb_height;

+    psdp->fd = -1;

+}

+

+void

+xf86SbusProbe(void)

+{

+    int i, useProm = 0;

+    char fbDevName[32];

+    sbusDevicePtr psdp, *psdpp;

+

+    xf86SbusInfo = malloc(sizeof(psdp));

+    *xf86SbusInfo = NULL;

+    for (i = 0; i < 32; i++) {

+	sprintf(fbDevName, "/dev/fb%d", i);

+	CheckSbusDevice(fbDevName, i);

+    }

+    if (sparcPromInit() >= 0) {

+	useProm = 1;

+	sparcPromAssignNodes();

+    }

+    for (psdpp = xf86SbusInfo; (psdp = *psdpp); psdpp++) {

+	for (i = 0; sbusDeviceTable[i].devId; i++)

+	    if (sbusDeviceTable[i].devId == psdp->devId)

+		psdp->descr = sbusDeviceTable[i].descr;

+	/*

+	 * If we can use PROM information and found the PROM node for this

+	 * device, we can tell more about the card.

+	 */

+	if (useProm && psdp->node.node) {

+	    char *prop, *promPath;

+	    int len, chiprev, vmsize;

+

+	    switch (psdp->devId) {

+	    case SBUS_DEVICE_MGX:

+		prop = sparcPromGetProperty(&psdp->node, "fb_size", &len);

+		if (prop && len == 4 && *(int *)prop == 0x400000)

+		    psdp->descr = "Quantum 3D MGXplus with 4M VRAM";

+		break;

+	    case SBUS_DEVICE_CG6:

+		chiprev = 0;

+		vmsize = 0;

+		prop = sparcPromGetProperty(&psdp->node, "chiprev", &len);

+		if (prop && len == 4)

+		    chiprev = *(int *)prop;

+		prop = sparcPromGetProperty(&psdp->node, "vmsize", &len);

+		if (prop && len == 4)

+		    vmsize = *(int *)prop;

+		switch (chiprev) {

+		case 1:

+		case 2:

+		case 3:

+		case 4:

+		    psdp->descr = "Sun Double width GX"; break;

+		case 5:

+		case 6:

+		case 7:

+		case 8:

+		case 9:

+		    psdp->descr = "Sun Single width GX"; break;

+		case 11:

+		    switch (vmsize) {

+		    case 2:

+			psdp->descr = "Sun Turbo GX with 1M VSIMM"; break;

+		    case 4:

+			psdp->descr = "Sun Turbo GX Plus"; break;

+		    default:

+			psdp->descr = "Sun Turbo GX"; break;

+		    }

+		}

+		break;

+	    case SBUS_DEVICE_CG14:

+		prop = sparcPromGetProperty(&psdp->node, "reg", &len);

+		vmsize = 0;

+		if (prop && !(len % 12) && len > 0)

+		    vmsize = *(int *)(prop + len - 4);

+		switch (vmsize) {

+		case 0x400000:

+		    psdp->descr = "Sun SX with 4M VSIMM"; break;

+		case 0x800000:

+		    psdp->descr = "Sun SX with 8M VSIMM"; break;

+		}

+		break;

+	    case SBUS_DEVICE_LEO:

+		prop = sparcPromGetProperty(&psdp->node, "model", &len);

+		if (prop && len > 0 && !strstr(prop, "501-2503"))

+		    psdp->descr = "Sun Turbo ZX";

+		break;

+	    case SBUS_DEVICE_TCX:

+		if (sparcPromGetBool(&psdp->node, "tcx-8-bit"))

+		    psdp->descr = "Sun TCX (8bit)";

+		else

+		    psdp->descr = "Sun TCX (S24)";

+		break;

+	    case SBUS_DEVICE_FFB:

+		prop = sparcPromGetProperty(&psdp->node, "name", &len);

+		chiprev = 0;

+		prop = sparcPromGetProperty(&psdp->node, "board_type", &len);

+		if (prop && len == 4)

+		    chiprev = *(int *)prop;

+		if (strstr (prop, "afb")) {

+		    if (chiprev == 3)

+			psdp->descr = "Sun|Elite3D-M6 Horizontal";

+		} else {

+		    switch (chiprev) {

+		    case 0x08:

+			psdp->descr = "Sun FFB 67MHz Creator"; break;

+		    case 0x0b:

+			psdp->descr = "Sun FFB 67MHz Creator 3D"; break;

+		    case 0x1b:

+			psdp->descr = "Sun FFB 75MHz Creator 3D"; break;

+		    case 0x20:

+		    case 0x28:

+			psdp->descr = "Sun FFB2 Vertical Creator"; break;

+		    case 0x23:

+		    case 0x2b:

+			psdp->descr = "Sun FFB2 Vertical Creator 3D"; break;

+		    case 0x30:

+			psdp->descr = "Sun FFB2+ Vertical Creator"; break;

+		    case 0x33:

+			psdp->descr = "Sun FFB2+ Vertical Creator 3D"; break;

+		    case 0x40:

+		    case 0x48:

+			psdp->descr = "Sun FFB2 Horizontal Creator"; break;

+		    case 0x43:

+		    case 0x4b:

+			psdp->descr = "Sun FFB2 Horizontal Creator 3D"; break;

+		    }

+		}

+		break;

+	    }

+

+	    xf86Msg(X_PROBED, "SBUS:(0x%08x) %s", psdp->node.node, psdp->descr);

+	    promPath = sparcPromNode2Pathname (&psdp->node);

+	    if (promPath) {

+		xf86ErrorF(" at %s", promPath);

+		free(promPath);

+	    }

+	} else

+	    xf86Msg(X_PROBED, "SBUS: %s", psdp->descr);

+	xf86ErrorF("\n");

+    }

+    if (useProm)

+	sparcPromClose();

+}

+

+/*

+ * Parse a BUS ID string, and return the SBUS bus parameters if it was

+ * in the correct format for a SBUS bus id.

+ */

+

+Bool

+xf86ParseSbusBusString(const char *busID, int *fbNum)

+{

+    /*

+     * The format is assumed to be one of:

+     * "fbN", e.g. "fb1", which means the device corresponding to /dev/fbN

+     * "nameN", e.g. "cgsix0", which means Nth instance of card NAME

+     * "/prompath", e.g. "/sbus@0,10001000/cgsix@3,0" which is PROM pathname

+     * to the device.

+     */

+

+    const char *id;

+    int i, len;

+

+    if (StringToBusType(busID, &id) != BUS_SBUS)

+	return FALSE;

+

+    if (*id != '/') {

+	if (!strncmp (id, "fb", 2)) {

+	    if (!isdigit(id[2]))

+		return FALSE;

+	    *fbNum = atoi(id + 2);

+	    return TRUE;

+	} else {

+	    sbusDevicePtr *psdpp;

+	    int devId;

+

+	    for (i = 0, len = 0; sbusDeviceTable[i].devId; i++) {

+		len = strlen(sbusDeviceTable[i].promName);

+		if (!strncmp (sbusDeviceTable[i].promName, id, len)

+		    && isdigit(id[len]))

+		    break;

+	    }

+	    devId = sbusDeviceTable[i].devId;

+	    if (!devId) return FALSE;

+	    i = atoi(id + len);

+	    for (psdpp = xf86SbusInfo; *psdpp; ++psdpp) {

+		if ((*psdpp)->devId != devId)

+		    continue;

+		if (!i) {

+		    *fbNum = (*psdpp)->fbNum;

+		    return TRUE;

+		}

+		i--;

+	    }

+	}

+	return FALSE;

+    }

+

+    if (sparcPromInit() >= 0) {

+	i = sparcPromPathname2Node(id);

+	sparcPromClose();

+	if (i) {

+	    sbusDevicePtr *psdpp;

+	    for (psdpp = xf86SbusInfo; *psdpp; ++psdpp) {

+		if ((*psdpp)->node.node == i) {

+		    *fbNum = (*psdpp)->fbNum;

+		    return TRUE;

+		}

+	    }

+	}

+    }

+    return FALSE;

+}

+

+/*

+ * Compare a BUS ID string with a SBUS bus id.  Return TRUE if they match.

+ */

+

+Bool

+xf86CompareSbusBusString(const char *busID, int fbNum)

+{

+    int iFbNum;

+

+    if (xf86ParseSbusBusString(busID, &iFbNum)) {

+	return fbNum == iFbNum;

+    } else {

+	return FALSE;

+    }

+}

+

+/*

+ * Check if the slot requested is free.  If it is already in use, return FALSE.

+ */

+

+Bool

+xf86CheckSbusSlot(int fbNum)

+{

+    int i;

+    EntityPtr p;

+

+    for (i = 0; i < xf86NumEntities; i++) {

+	p = xf86Entities[i];

+	/* Check if this SBUS slot is taken */

+	if (p->bus.type == BUS_SBUS && p->bus.id.sbus.fbNum == fbNum)

+	    return FALSE;

+    }

+

+    return TRUE;

+}

+

+/*

+ * If the slot requested is already in use, return -1.

+ * Otherwise, claim the slot for the screen requesting it.

+ */

+

+int

+xf86ClaimSbusSlot(sbusDevicePtr psdp, DriverPtr drvp,

+		  GDevPtr dev, Bool active)

+{

+    EntityPtr p = NULL;

+

+    int num;

+

+    if (xf86CheckSbusSlot(psdp->fbNum)) {

+        num = xf86AllocateEntity();

+        p = xf86Entities[num];

+        p->driver = drvp;

+        p->chipset = -1;

+        p->bus.type = BUS_SBUS;

+        xf86AddDevToEntity(num, dev);

+        p->bus.id.sbus.fbNum = psdp->fbNum;

+        p->active = active;

+        p->inUse = FALSE;

+	sbusSlotClaimed = TRUE;

+	return num;

+    } else

+	return -1;

+}

+

+int

+xf86MatchSbusInstances(const char *driverName, int sbusDevId, 

+		       GDevPtr *devList, int numDevs, DriverPtr drvp,

+		       int **foundEntities)

+{

+    int i,j;

+    sbusDevicePtr psdp, *psdpp;

+    int numClaimedInstances = 0;

+    int allocatedInstances = 0;

+    int numFound = 0;

+    GDevPtr devBus = NULL;

+    GDevPtr dev = NULL;

+    int *retEntities = NULL;

+    int useProm = 0;

+

+    struct Inst {

+	sbusDevicePtr	sbus;

+	GDevPtr		dev;

+	Bool		claimed;  /* BusID matches with a device section */

+    } *instances = NULL;

+

+    *foundEntities = NULL;

+    for (psdpp = xf86SbusInfo, psdp = *psdpp; psdp; psdp = *++psdpp) {

+	if (psdp->devId != sbusDevId)

+	    continue;

+	if (psdp->fd == -2)

+	    continue;

+	++allocatedInstances;

+	instances = xnfrealloc(instances,

+			       allocatedInstances * sizeof(struct Inst));

+	instances[allocatedInstances - 1].sbus = psdp;

+	instances[allocatedInstances - 1].dev = NULL;

+	instances[allocatedInstances - 1].claimed = FALSE;

+	numFound++;

+    }

+

+    /*

+     * This may be debatable, but if no SBUS 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) {

+	free(instances);

+	return 0;

+    }

+

+    if (sparcPromInit() >= 0)

+	useProm = 1;

+

+    if (xf86DoConfigure && xf86DoConfigurePass1) {

+	GDevPtr pGDev;

+	int actualcards = 0;

+	for (i = 0; i < allocatedInstances; i++) {

+	    actualcards++;

+	    pGDev = xf86AddBusDeviceToConfigure(drvp->driverName, BUS_SBUS,

+						instances[i].sbus, -1);

+	    if (pGDev) {

+		/*

+		 * XF86Match???Instances() treat chipID and chipRev as

+		 * overrides, so clobber them here.

+		 */

+		pGDev->chipID = pGDev->chipRev = -1;

+	    }

+	}

+	free(instances);

+	if (useProm)

+	    sparcPromClose();

+	return actualcards;

+    }

+

+    DebugF("%s instances found: %d\n", driverName, allocatedInstances);

+

+    for (i = 0; i < allocatedInstances; i++) {

+	char *promPath = NULL;

+

+	psdp = instances[i].sbus;

+	devBus = NULL;

+	dev = NULL;

+	if (useProm && psdp->node.node)

+	    promPath = sparcPromNode2Pathname(&psdp->node);

+

+	for (j = 0; j < numDevs; j++) {

+	    if (devList[j]->busID && *devList[j]->busID) {

+		if (xf86CompareSbusBusString(devList[j]->busID, psdp->fbNum)) {

+		    if (devBus)

+			xf86MsgVerb(X_WARNING,0,

+			    "%s: More than one matching Device section for "

+			    "instance (BusID: %s) found: %s\n",

+			    driverName,devList[j]->identifier,

+			    devList[j]->busID);

+		    else

+			devBus = devList[j];

+		} 

+	    } else {

+		if (!dev && !devBus) {

+		    if (promPath)

+			xf86Msg(X_PROBED, "Assigning device section with no busID to SBUS:%s\n",

+				promPath);

+		    else

+			xf86Msg(X_PROBED, "Assigning device section with no busID to SBUS:fb%d\n",

+				psdp->fbNum);

+		    dev = devList[j];

+		} else

+		    xf86MsgVerb(X_WARNING, 0,

+			    "%s: More than one matching Device section "

+			    "found: %s\n", driverName, devList[j]->identifier);

+	    }

+	}

+	if (devBus) dev = devBus;  /* busID preferred */ 

+	if (!dev && psdp->fd != -2) {

+	    if (promPath) {

+		xf86MsgVerb(X_WARNING, 0, "%s: No matching Device section "

+			    "for instance (BusID SBUS:%s) found\n",

+			    driverName, promPath);

+	    } else

+		xf86MsgVerb(X_WARNING, 0, "%s: No matching Device section "

+			    "for instance (BusID SBUS:fb%d) found\n",

+			    driverName, psdp->fbNum);

+	} else if (dev) {

+	    numClaimedInstances++;

+	    instances[i].claimed = TRUE;

+	    instances[i].dev = dev;

+	}

+	free(promPath);

+    }

+

+    DebugF("%s instances found: %d\n", driverName, numClaimedInstances);

+

+    /*

+     * 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;

+	psdp = instances[i].sbus;

+	if (!xf86CheckSbusSlot(psdp->fbNum))

+	    continue;

+

+	DebugF("%s: card at fb%d %08x is claimed by a Device section\n",

+	       driverName, psdp->fbNum, psdp->node.node);

+

+	/* Allocate an entry in the lists to be returned */

+	numFound++;

+	retEntities = xnfrealloc(retEntities, numFound * sizeof(int));

+	retEntities[numFound - 1]

+	    = xf86ClaimSbusSlot(psdp, drvp, instances[i].dev,instances[i].dev->active ?

+				TRUE : FALSE);

+    }

+    free(instances);

+    if (numFound > 0) {

+	*foundEntities = retEntities;

+    }

+

+    if (useProm)

+	sparcPromClose();

+

+    return numFound;

+}

+

+/*

+ * xf86GetSbusInfoForEntity() -- Get the sbusDevicePtr of entity.

+ */

+sbusDevicePtr

+xf86GetSbusInfoForEntity(int entityIndex)

+{

+    sbusDevicePtr *psdpp;

+    EntityPtr p = xf86Entities[entityIndex];

+

+    if (entityIndex >= xf86NumEntities

+	|| p->bus.type != BUS_SBUS) return NULL;

+

+    for (psdpp = xf86SbusInfo; *psdpp != NULL; psdpp++) {

+	if (p->bus.id.sbus.fbNum == (*psdpp)->fbNum)

+	    return *psdpp;

+    }

+    return NULL;

+}

+

+int

+xf86GetEntityForSbusInfo(sbusDevicePtr psdp)

+{

+    int i;

+

+    for (i = 0; i < xf86NumEntities; i++) {

+	EntityPtr p = xf86Entities[i];

+	if (p->bus.type != BUS_SBUS) continue;

+

+	if (p->bus.id.sbus.fbNum == psdp->fbNum)

+	    return i;

+    }

+    return -1;

+}

+

+void

+xf86SbusUseBuiltinMode(ScrnInfoPtr pScrn, sbusDevicePtr psdp)

+{

+    DisplayModePtr mode;

+

+    mode = xnfcalloc(sizeof(DisplayModeRec), 1);

+    mode->name = "current";

+    mode->next = mode;

+    mode->prev = mode;

+    mode->type = M_T_BUILTIN;

+    mode->Clock = 100000000;

+    mode->HDisplay = psdp->width;

+    mode->HSyncStart = psdp->width;

+    mode->HSyncEnd = psdp->width;

+    mode->HTotal = psdp->width;

+    mode->VDisplay = psdp->height;

+    mode->VSyncStart = psdp->height;

+    mode->VSyncEnd = psdp->height;

+    mode->VTotal = psdp->height;

+    mode->SynthClock = mode->Clock;

+    mode->CrtcHDisplay = mode->HDisplay;

+    mode->CrtcHSyncStart = mode->HSyncStart;

+    mode->CrtcHSyncEnd = mode->HSyncEnd;

+    mode->CrtcHTotal = mode->HTotal;

+    mode->CrtcVDisplay = mode->VDisplay;

+    mode->CrtcVSyncStart = mode->VSyncStart;

+    mode->CrtcVSyncEnd = mode->VSyncEnd;

+    mode->CrtcVTotal = mode->VTotal;

+    mode->CrtcHAdjusted = FALSE;

+    mode->CrtcVAdjusted = FALSE;

+    pScrn->modes = mode;

+    pScrn->virtualX = psdp->width;

+    pScrn->virtualY = psdp->height;

+}

+

+static sbusPaletteKeyIndex;

+static DevPrivateKey sbusPaletteKey = &sbusPaletteKeyIndex;

+typedef struct _sbusCmap {

+    sbusDevicePtr psdp;

+    CloseScreenProcPtr CloseScreen;

+    Bool origCmapValid;

+    unsigned char origRed[16];

+    unsigned char origGreen[16];

+    unsigned char origBlue[16];

+} sbusCmapRec, *sbusCmapPtr;

+

+#define SBUSCMAPPTR(pScreen) ((sbusCmapPtr) \

+    dixLookupPrivate(&(pScreen)->devPrivates, sbusPaletteKey))

+

+static void

+xf86SbusCmapLoadPalette(ScrnInfoPtr pScrn, int numColors, int *indices,

+			LOCO *colors, VisualPtr pVisual)

+{

+    int i, index;

+    sbusCmapPtr cmap;

+    struct fbcmap fbcmap;

+    unsigned char *data = malloc(numColors*3);

+                             

+    cmap = SBUSCMAPPTR(pScrn->pScreen);

+    if (!cmap) return;

+    fbcmap.count = 0;

+    fbcmap.index = indices[0];

+    fbcmap.red = data;

+    fbcmap.green = data + numColors;

+    fbcmap.blue = fbcmap.green + numColors;

+    for (i = 0; i < numColors; i++) {

+	index = indices[i];

+	if (fbcmap.count && index != fbcmap.index + fbcmap.count) {

+	    ioctl (cmap->psdp->fd, FBIOPUTCMAP, &fbcmap);

+	    fbcmap.count = 0;

+	    fbcmap.index = index;

+	}

+	fbcmap.red[fbcmap.count] = colors[index].red;

+	fbcmap.green[fbcmap.count] = colors[index].green;

+	fbcmap.blue[fbcmap.count++] = colors[index].blue;

+    }

+    ioctl (cmap->psdp->fd, FBIOPUTCMAP, &fbcmap);

+    free(data);

+}

+

+static Bool

+xf86SbusCmapCloseScreen(int i, ScreenPtr pScreen)

+{

+    sbusCmapPtr cmap;

+    struct fbcmap fbcmap;

+                         

+    cmap = SBUSCMAPPTR(pScreen);

+    if (cmap->origCmapValid) {

+	fbcmap.index = 0;

+	fbcmap.count = 16;

+	fbcmap.red = cmap->origRed;

+	fbcmap.green = cmap->origGreen;

+	fbcmap.blue = cmap->origBlue;

+	ioctl (cmap->psdp->fd, FBIOPUTCMAP, &fbcmap);

+    }

+    pScreen->CloseScreen = cmap->CloseScreen;

+    free(cmap);

+    return (*pScreen->CloseScreen) (i, pScreen);

+}    

+

+Bool

+xf86SbusHandleColormaps(ScreenPtr pScreen, sbusDevicePtr psdp)

+{

+    sbusCmapPtr cmap;

+    struct fbcmap fbcmap;

+    unsigned char data[2];

+

+    cmap = xnfcalloc(1, sizeof(sbusCmapRec));

+    dixSetPrivate(&pScreen->devPrivates, sbusPaletteKey, cmap);

+    cmap->psdp = psdp;

+    fbcmap.index = 0;

+    fbcmap.count = 16;

+    fbcmap.red = cmap->origRed;

+    fbcmap.green = cmap->origGreen;

+    fbcmap.blue = cmap->origBlue;

+    if (ioctl (psdp->fd, FBIOGETCMAP, &fbcmap) >= 0)

+	cmap->origCmapValid = TRUE;

+    fbcmap.index = 0;

+    fbcmap.count = 2;

+    fbcmap.red = data;

+    fbcmap.green = data;

+    fbcmap.blue = data;

+    if (pScreen->whitePixel == 0) {

+	data[0] = 255;

+	data[1] = 0;

+    } else {

+	data[0] = 0;

+	data[1] = 255;

+    }

+    ioctl (psdp->fd, FBIOPUTCMAP, &fbcmap);

+    cmap->CloseScreen = pScreen->CloseScreen;

+    pScreen->CloseScreen = xf86SbusCmapCloseScreen;

+    return xf86HandleColormaps(pScreen, 256, 8,

+			       xf86SbusCmapLoadPalette, NULL, 0);

+}

+

+Bool

+xf86SbusConfigure(void *busData, sbusDevicePtr sBus)

+{

+    if (sBus && sBus->fbNum == ((sbusDevicePtr) busData)->fbNum)

+        return 0;

+    return 1;

+}

+

+void

+xf86SbusConfigureNewDev(void *busData, sbusDevicePtr sBus, GDevRec *GDev)

+{

+    char *promPath = NULL;

+

+    sBus = (sbusDevicePtr) busData;

+    GDev->identifier = sBus->descr;

+    if (sparcPromInit() >= 0) {

+        promPath = sparcPromNode2Pathname(&sBus->node);

+        sparcPromClose();

+    }

+    if (promPath) {

+        XNFasprintf(&GDev->busID, "SBUS:%s", promPath);

+        free(promPath);

+    } else {

+        XNFasprintf(&GDev->busID, "SBUS:fb%d", sBus->fbNum);

+    }

+}