DRI trunk-20040721 importDRI-trunk-20040721import-1.1.3

1 files changed, 0 insertions, 1560 deletions

diff --git a/src/radeon_mergedfb.c b/src/radeon_mergedfb.c
deleted file mode 100644
index e9910e8f..00000000
--- a/src/radeon_mergedfb.c
+++ /dev/null
@@ -1,1560 +0,0 @@
-/* $XFree86$ */
-/*
- * Copyright 2003 Alex Deucher.
- *
- * All Rights Reserved.
- *
- * 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 on 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 (including the
- * next paragraph) 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
- * NON-INFRINGEMENT.  IN NO EVENT SHALL ALEX DEUCHER, OR ANY OTHER 
- * CONTRIBUTORS 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.
- */
-
-/*
- * Authors:
- *   Alex Deucher <agd5f@yahoo.com>
- */
-
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86Resources.h"
-#include "xf86_OSproc.h"
-#include "extnsionst.h"  	/* required */
-#include "panoramiXproto.h"  	/* required */
-#include "dixstruct.h"
-#include "vbe.h"
-
-
-#include "radeon.h"
-#include "radeon_macros.h"
-#include "radeon_reg.h"
-#include "radeon_mergedfb.h"
-
-/* psuedo xinerama support */
-static unsigned char 	RADEONXineramaReqCode = 0;
-int 			RADEONXineramaPixWidth = 0;
-int 			RADEONXineramaPixHeight = 0;
-int 			RADEONXineramaNumScreens = 0;
-RADEONXineramaData	*RADEONXineramadataPtr = NULL;
-static int 		RADEONXineramaGeneration;
-Bool 		RADEONnoPanoramiXExtension = TRUE;
-
-int RADEONProcXineramaQueryVersion(ClientPtr client);
-int RADEONProcXineramaGetState(ClientPtr client);
-int RADEONProcXineramaGetScreenCount(ClientPtr client);
-int RADEONProcXineramaGetScreenSize(ClientPtr client);
-int RADEONProcXineramaIsActive(ClientPtr client);
-int RADEONProcXineramaQueryScreens(ClientPtr client);
-int RADEONSProcXineramaDispatch(ClientPtr client);
-
-static void
-RADEONChooseCursorCRTC(ScrnInfoPtr pScrn1, int x, int y);
-
-/* mergedfb functions */
-/* Helper function for CRT2 monitor vrefresh/hsync options
- * (Taken from mga, sis drivers)
- */
-int
-RADEONStrToRanges(range *r, char *s, int max)
-{
-   float num = 0.0;
-   int rangenum = 0;
-   Bool gotdash = FALSE;
-   Bool nextdash = FALSE;
-   char* strnum = NULL;
-   do {
-     switch(*s) {
-     case '0':
-     case '1':
-     case '2':
-     case '3':
-     case '4':
-     case '5':
-     case '6':
-     case '7':
-     case '8':
-     case '9':
-     case '.':
-        if(strnum == NULL) {
-           strnum = s;
-           gotdash = nextdash;
-           nextdash = FALSE;
-        }
-        break;
-     case '-':
-     case ' ':
-     case 0:
-        if(strnum == NULL) break;
-	sscanf(strnum, "%f", &num);
-	strnum = NULL;
-        if(gotdash)
-           r[rangenum - 1].hi = num;
-        else {
-           r[rangenum].lo = num;
-           r[rangenum].hi = num;
-           rangenum++;
-        }
-        if(*s == '-') nextdash = (rangenum != 0);
-        else if(rangenum >= max) return rangenum;
-        break;
-     default :
-        return 0;
-     }
-   } while(*(s++) != 0);
-
-   return rangenum;
-}
-
-/* Copy and link two modes form merged-fb mode
- * (Taken from mga, sis drivers)
- * Copys mode i, links the result to dest, and returns it.
- * Links i and j in Private record.
- * If dest is NULL, return value is copy of i linked to itself.
- * For mergedfb auto-config, we only check the dimension
- * against virtualX/Y, if they were user-provided.
- */
-static DisplayModePtr
-RADEONCopyModeNLink(ScrnInfoPtr pScrn, DisplayModePtr dest,
-                 DisplayModePtr i, DisplayModePtr j,
-		 RADEONScrn2Rel srel)
-{
-    DisplayModePtr mode;
-    int dx = 0,dy = 0;
-    RADEONInfoPtr  info       = RADEONPTR(pScrn);
-
-    if(!((mode = xalloc(sizeof(DisplayModeRec))))) return dest;
-    memcpy(mode, i, sizeof(DisplayModeRec));
-    if(!((mode->Private = xalloc(sizeof(RADEONMergedDisplayModeRec))))) {
-       xfree(mode);
-       return dest;
-    }
-    ((RADEONMergedDisplayModePtr)mode->Private)->CRT1 = i;
-    ((RADEONMergedDisplayModePtr)mode->Private)->CRT2 = j;
-    ((RADEONMergedDisplayModePtr)mode->Private)->CRT2Position = srel;
-    mode->PrivSize = 0;
-
-    switch(srel) {
-    case radeonLeftOf:
-    case radeonRightOf:
-       if(!(pScrn->display->virtualX)) {
-          dx = i->HDisplay + j->HDisplay;
-       } else {
-          dx = min(pScrn->virtualX, i->HDisplay + j->HDisplay);
-       }
-       dx -= mode->HDisplay;
-       if(!(pScrn->display->virtualY)) {
-          dy = max(i->VDisplay, j->VDisplay);
-       } else {
-          dy = min(pScrn->virtualY, max(i->VDisplay, j->VDisplay));
-       }
-       dy -= mode->VDisplay;
-       break;
-    case radeonAbove:
-    case radeonBelow:
-       if(!(pScrn->display->virtualY)) {
-          dy = i->VDisplay + j->VDisplay;
-       } else {
-          dy = min(pScrn->virtualY, i->VDisplay + j->VDisplay);
-       }
-       dy -= mode->VDisplay;
-       if(!(pScrn->display->virtualX)) {
-          dx = max(i->HDisplay, j->HDisplay);
-       } else {
-          dx = min(pScrn->virtualX, max(i->HDisplay, j->HDisplay));
-       }
-       dx -= mode->HDisplay;
-       break;
-    case radeonClone:
-       if(!(pScrn->display->virtualX)) {
-          dx = max(i->HDisplay, j->HDisplay);
-       } else {
-          dx = min(pScrn->virtualX, max(i->HDisplay, j->HDisplay));
-       }
-       dx -= mode->HDisplay;
-       if(!(pScrn->display->virtualY)) {
-          dy = max(i->VDisplay, j->VDisplay);
-       } else {
-	  dy = min(pScrn->virtualY, max(i->VDisplay, j->VDisplay));
-       }
-       dy -= mode->VDisplay;
-       break;
-    }
-    mode->HDisplay += dx;
-    mode->HSyncStart += dx;
-    mode->HSyncEnd += dx;
-    mode->HTotal += dx;
-    mode->VDisplay += dy;
-    mode->VSyncStart += dy;
-    mode->VSyncEnd += dy;
-    mode->VTotal += dy;
-    mode->Clock = 0;
-
-    if( ((mode->HDisplay * ((pScrn->bitsPerPixel + 7) / 8) * mode->VDisplay) > 
-	(pScrn->videoRam * 1024)) ||
-        (mode->HDisplay > 8192) ||
-	(mode->VDisplay > 8192) ) {
-
-       xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
-       		"Skipped %dx%d, not enough video RAM or beyond hardware specs\n",
-		mode->HDisplay, mode->VDisplay);
-       xfree(mode->Private);
-       xfree(mode);
-
-       return dest;
-    }
-
-    if(srel != radeonClone) {
-       info->AtLeastOneNonClone = TRUE;
-    }
-
-    xf86DrvMsg(pScrn->scrnIndex, X_INFO,
-    	"Merged %dx%d and %dx%d to %dx%d%s\n",
-	i->HDisplay, i->VDisplay, j->HDisplay, j->VDisplay,
-	mode->HDisplay, mode->VDisplay, (srel == radeonClone) ? " (Clone)" : "");
-
-    mode->next = mode;
-    mode->prev = mode;
-
-    if(dest) {
-        mode->next = dest->next; 	/* Insert node after "dest" */
-        dest->next->prev = mode;
-        mode->prev = dest;
-        dest->next = mode;
-    }
-
-    return mode;
-}
-
-/* Helper function to find a mode from a given name
- * (Taken from mga driver)
- */
-static DisplayModePtr
-RADEONGetModeFromName(char* str, DisplayModePtr i)
-{
-    DisplayModePtr c = i;
-    if(!i) return NULL;
-    do {
-       if(strcmp(str, c->name) == 0) return c;
-       c = c->next;
-    } while(c != i);
-    return NULL;
-}
-
-static DisplayModePtr
-RADEONFindWidestTallestMode(DisplayModePtr i, Bool tallest)
-{
-    DisplayModePtr c = i, d = NULL;
-    int max = 0;
-    if(!i) return NULL;
-    do {
-       if(tallest) {
-          if(c->VDisplay > max) {
-             max = c->VDisplay;
-	     d = c;
-          }
-       } else {
-          if(c->HDisplay > max) {
-             max = c->HDisplay;
-	     d = c;
-          }
-       }
-       c = c->next;
-    } while(c != i);
-    return d;
-}
-
-static DisplayModePtr
-RADEONGenerateModeListFromLargestModes(ScrnInfoPtr pScrn,
-		    DisplayModePtr i, DisplayModePtr j,
-		    RADEONScrn2Rel srel)
-{
-
-    RADEONInfoPtr  info       = RADEONPTR(pScrn);
-    DisplayModePtr mode1 = NULL;
-    DisplayModePtr mode2 = NULL;
-    DisplayModePtr result = NULL;
-    int p = 0;
-    int count = 0;
-
-    info->AtLeastOneNonClone = FALSE;
-
-
-    switch(srel) {
-    case radeonLeftOf:
-    case radeonRightOf:
-       mode1 = RADEONFindWidestTallestMode(i, FALSE);
-       mode2 = RADEONFindWidestTallestMode(j, FALSE);
-       break;
-    case radeonAbove:
-    case radeonBelow:
-       mode1 = RADEONFindWidestTallestMode(i, TRUE);
-       mode2 = RADEONFindWidestTallestMode(j, TRUE);
-       break;
-    case radeonClone:
-       mode1 = i;
-       mode2 = j;
-	while (pScrn->display->modes[count]) count++;
-	for (p = 0; p < count; p++) {
-	    result = RADEONCopyModeNLink(pScrn, result, mode1, mode2, srel);
-	    mode1 = mode1->next;
-	    mode2 = mode2->next;
-	}  
-    }
-
-    if(mode1 && mode2) {
-	if (srel == radeonClone)
-	    return result;
-	else 
-            return(RADEONCopyModeNLink(pScrn, result, mode1, mode2, srel));
-    } else {
-       return NULL;
-    }
-}
-
-/* Generate the merged-fb mode modelist
- * (Taken from mga driver)
- */
-static DisplayModePtr
-RADEONGenerateModeListFromMetaModes(ScrnInfoPtr pScrn, char* str,
-		    DisplayModePtr i, DisplayModePtr j,
-		    RADEONScrn2Rel srel)
-{
-    char* strmode = str;
-    char modename[256];
-    Bool gotdash = FALSE;
-    RADEONScrn2Rel sr;
-    DisplayModePtr mode1 = NULL;
-    DisplayModePtr mode2 = NULL;
-    DisplayModePtr result = NULL;
-    RADEONInfoPtr  info       = RADEONPTR(pScrn);
-
-    info->AtLeastOneNonClone = FALSE;
-
-    do {
-        switch(*str) {
-        case 0:
-        case '-':
-        case ' ':
-           if((strmode != str)) {
-
-              strncpy(modename, strmode, str - strmode);
-              modename[str - strmode] = 0;
-
-              if(gotdash) {
-                 if(mode1 == NULL) return NULL;
-                 mode2 = RADEONGetModeFromName(modename, j);
-                 if(!mode2) {
-                    xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-                        "Mode \"%s\" is not a supported mode for CRT2\n", modename);
-                    xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-                        "Skipping metamode \"%s-%s\".\n", mode1->name, modename);
-                    mode1 = NULL;
-                 }
-              } else {
-                 mode1 = RADEONGetModeFromName(modename, i);
-                 if(!mode1) {
-                    char* tmps = str;
-                    xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-                        "Mode \"%s\" is not a supported mode for CRT1\n", modename);
-                    gotdash = FALSE;
-                    while(*tmps == ' ') tmps++;
-                    if(*tmps == '-') { 							/* skip the next mode */
-                       tmps++;
-                       while((*tmps == ' ') && (*tmps != 0)) tmps++; 			/* skip spaces */
-                       while((*tmps != ' ') && (*tmps != '-') && (*tmps != 0)) tmps++; 	/* skip modename */
-                       strncpy(modename,strmode,tmps - strmode);
-                       modename[tmps - strmode] = 0;
-                       str = tmps-1;
-                    }
-                    xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-                        "Skipping metamode \"%s\".\n", modename);
-                    mode1 = NULL;
-                 }
-              }
-              gotdash = FALSE;
-           }
-           strmode = str + 1;
-           gotdash |= (*str == '-');
-
-           if(*str != 0) break;
-	   /* Fall through otherwise */
-
-        default:
-           if(!gotdash && mode1) {
-              sr = srel;
-              if(!mode2) {
-                 mode2 = RADEONGetModeFromName(mode1->name, j);
-                 sr = radeonClone;
-              }
-              if(!mode2) {
-                 xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-                     "Mode: \"%s\" is not a supported mode for CRT2\n", mode1->name);
-                 xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-                     "Skipping metamode \"%s\".\n");
-                 mode1 = NULL;
-              } else {
-                 result = RADEONCopyModeNLink(pScrn, result, mode1, mode2, sr);
-                 mode1 = NULL;
-                 mode2 = NULL;
-              }
-           }
-           break;
-
-        }
-
-    } while(*(str++) != 0);
-     
-    return result;
-}
-
-DisplayModePtr
-RADEONGenerateModeList(ScrnInfoPtr pScrn, char* str,
-		    DisplayModePtr i, DisplayModePtr j,
-		    RADEONScrn2Rel srel)
-{
-   if(str != NULL) {
-      return(RADEONGenerateModeListFromMetaModes(pScrn, str, i, j, srel));
-   } else {
-      xf86DrvMsg(pScrn->scrnIndex, X_INFO,
-      	"No MetaModes given, linking %s modes by default\n",
-	(srel == radeonClone) ? "first" : "largest");
-      return(RADEONGenerateModeListFromLargestModes(pScrn, i, j, srel));
-   }
-}
-
-void
-RADEONRecalcDefaultVirtualSize(ScrnInfoPtr pScrn)
-{
-    DisplayModePtr mode, bmode;
-    int max;
-    static const char *str = "MergedFB: Virtual %s %d\n";
-
-    if(!(pScrn->display->virtualX)) {
-       mode = bmode = pScrn->modes;
-       max = 0;
-       do {
-          if(mode->HDisplay > max) max = mode->HDisplay;
-          mode = mode->next;
-       } while(mode != bmode);
-       pScrn->virtualX = max;
-       pScrn->displayWidth = max;
-       xf86DrvMsg(pScrn->scrnIndex, X_PROBED, str, "width", max);
-    }
-    if(!(pScrn->display->virtualY)) {
-       mode = bmode = pScrn->modes;
-       max = 0;
-       do {
-          if(mode->VDisplay > max) max = mode->VDisplay;
-          mode = mode->next;
-       } while(mode != bmode);
-       pScrn->virtualY = max;
-       xf86DrvMsg(pScrn->scrnIndex, X_PROBED, str, "height", max);
-    }
-}
-
-/* Pseudo-Xinerama extension for MergedFB mode */
-void
-RADEONUpdateXineramaScreenInfo(ScrnInfoPtr pScrn1)
-{
-    RADEONInfoPtr  info   = RADEONPTR(pScrn1);
-    ScrnInfoPtr pScrn2 = NULL;
-    int crt1scrnnum = 0, crt2scrnnum = 1;
-    int x1=0, x2=0, y1=0, y2=0, h1=0, h2=0, w1=0, w2=0;
-    DisplayModePtr currentMode, firstMode;
-    Bool infochanged = FALSE;
-
-    if(!info->MergedFB) return;
-
-    if(RADEONnoPanoramiXExtension) return;
-
-    if(!RADEONXineramadataPtr) return;
-
-    if(info->CRT2IsScrn0) {
-       crt1scrnnum = 1;
-       crt2scrnnum = 0;
-    }
-
-    pScrn2 = info->CRT2pScrn;
-
-    /* Attention: Usage of RandR may lead into virtual X and Y values
-     * actually smaller than our MetaModes! To avoid this, we calculate
-     * the maxCRT fields here (and not somewhere else, like in CopyNLink)
-     */
-
-    if((info->RADEONXineramaVX != pScrn1->virtualX) || (info->RADEONXineramaVY != pScrn1->virtualY)) {
-
-      if(!(pScrn1->modes)) {
-          xf86DrvMsg(pScrn1->scrnIndex, X_ERROR,
-       	     "Internal error: RADEONUpdateXineramaScreenInfo(): pScrn->modes is NULL\n");
-	  return;
-       }
-
-       info->maxCRT1_X1 = info->maxCRT1_X2 = 0;
-       info->maxCRT1_Y1 = info->maxCRT1_Y2 = 0;
-       info->maxCRT2_X1 = info->maxCRT2_X2 = 0;
-       info->maxCRT2_Y1 = info->maxCRT2_Y2 = 0;
-       info->maxClone_X1 = info->maxClone_X2 = 0;
-       info->maxClone_Y1 = info->maxClone_Y2 = 0;
-
-       currentMode = firstMode = pScrn1->modes;
-
-       do {
-
-          DisplayModePtr p = currentMode->next;
-          DisplayModePtr i = ((RADEONMergedDisplayModePtr)currentMode->Private)->CRT1;
-          DisplayModePtr j = ((RADEONMergedDisplayModePtr)currentMode->Private)->CRT2;
-          RADEONScrn2Rel srel = ((RADEONMergedDisplayModePtr)currentMode->Private)->CRT2Position;
-
-          if((i->HDisplay <= pScrn1->virtualX) && (j->HDisplay <= pScrn1->virtualX) &&
-             (i->VDisplay <= pScrn1->virtualY) && (j->VDisplay <= pScrn1->virtualY)) {
-
-             if(srel != radeonClone) {
-                if(info->maxCRT1_X1 <= i->HDisplay) {
-                   info->maxCRT1_X1 = i->HDisplay;      /* Largest CRT1 mode */
-                   if(info->maxCRT1_X2 < j->HDisplay) {
-                      info->maxCRT1_X2 = j->HDisplay;   /* Largest X of CRT2 mode displayed with largest CRT1 mode */
-                   }
-                }
-                if(info->maxCRT2_X2 <= j->HDisplay) {
-                   info->maxCRT2_X2 = j->HDisplay;      /* Largest CRT2 mode */
-                   if(info->maxCRT2_X1 < i->HDisplay) {
-                      info->maxCRT2_X1 = i->HDisplay;   /* Largest X of CRT1 mode displayed with largest CRT2 mode */
-                   }
-                }
-                if(info->maxCRT1_Y1 <= i->VDisplay) {
-                   info->maxCRT1_Y1 = i->VDisplay;
-                   if(info->maxCRT1_Y2 < j->VDisplay) {
-                      info->maxCRT1_Y2 = j->VDisplay;
-                   }
-                }
-                if(info->maxCRT2_Y2 <= j->VDisplay) {
-                   info->maxCRT2_Y2 = j->VDisplay;
-                   if(info->maxCRT2_Y1 < i->VDisplay) {
-                      info->maxCRT2_Y1 = i->VDisplay;
-                   }
-                }
-             } else {
-                if(info->maxClone_X1 < i->HDisplay) {
-                   info->maxClone_X1 = i->HDisplay;
-                }
-                if(info->maxClone_X2 < j->HDisplay) {
-                   info->maxClone_X2 = j->HDisplay;
-                }
-                if(info->maxClone_Y1 < i->VDisplay) {
-                   info->maxClone_Y1 = i->VDisplay;
-                }
-                if(info->maxClone_Y2 < j->VDisplay) {
-                   info->maxClone_Y2 = j->VDisplay;
-                }
-             }
-          }
-          currentMode = p;
-
-       } while((currentMode) && (currentMode != firstMode));
-
-       info->RADEONXineramaVX = pScrn1->virtualX;
-       info->RADEONXineramaVY = pScrn1->virtualY;
-       infochanged = TRUE;
-
-    }
-
-    /* leftof
-
-        V 1:
-        CRT2: 	x = 0
-		y = 0
-		w = (maxCRT2 X)
-		h = (virtual Y)
-	CRT1:   x = (virtual X) - (maxCRT1 X)
-		y = 0
-		w = (maxCRT1 X)
-		h = (virtual Y)
-
-	V 2:
-       	CRT2: 	x = 0
-		y = 0
-		w = max CRT2 mode X
-		h = virtual Y size
-	CRT1:   x = (max) CRT2 mode X von dem Metamode, wo CRT1 mode maximal breit ist
-		y = 0
-		w = max CRT1 mode X
-		h = virtual Y size
-
-	V 3:  (current)
-	CRT1:   x = (maxCRT2 X von dem MMode, wo maxCRT1 X)
-		y = 0
-		w = (virtual X) - x
-		h = (virtual Y)
-        CRT2: 	x = 0
-		y = 0
-		w = (virtual X) - (maxCRT1 X von dem MMode, wo maxCRT2 X)
-		h = (virtual Y)
-
-    */
-    switch(info->CRT2Position) {
-    case radeonLeftOf:								/* V 1 */
-       x1 = min(info->maxCRT1_X2, pScrn1->virtualX - info->maxCRT1_X1);		/* pScrn1->virtualX - pSiS->maxCRT1_X1; 
-*/
-       if(x1 < 0) x1 = 0;
-       y1 = 0;									/* 0; */
-       w1 = pScrn1->virtualX - x1;						/* pSiS->maxCRT1_X1; */
-       h1 = pScrn1->virtualY;							/* pScrn1->virtualY; */
-       x2 = 0;									/* 0; */
-       y2 = 0;									/* 0; */
-       w2 = max(info->maxCRT2_X2, pScrn1->virtualX - info->maxCRT2_X1); 	/* pSiS->maxCRT2_X2; */
-       if(w2 > pScrn1->virtualX) w2 = pScrn1->virtualX;
-       h2 = pScrn1->virtualY; 							/* pScrn1->virtualY; */
-       break;
-    case radeonRightOf:
-       x1 = 0;									/* 0; */
-       y1 = 0;									/* 0; */
-       w1 = max(info->maxCRT1_X1, pScrn1->virtualX - info->maxCRT1_X2);		/* pSiS->maxCRT1_X1; */
-       if(w1 > pScrn1->virtualX) w1 = pScrn1->virtualX;
-       h1 = pScrn1->virtualY;							/* pScrn1->virtualY; */
-       x2 = min(info->maxCRT2_X1, pScrn1->virtualX - info->maxCRT2_X2);		/* pScrn1->virtualX - pSiS->maxCRT2_X2; 
-*/
-       if(x2 < 0) x2 = 0;
-       y2 = 0;									/* 0; */
-       w2 = pScrn1->virtualX - x2;						/* pSiS->maxCRT2_X2; */
-       h2 = pScrn1->virtualY;							/* pScrn1->virtualY; */
-       break;
-    case radeonAbove:
-       x1 = 0;									/* 0; */
-       y1 = min(info->maxCRT1_Y2, pScrn1->virtualY - info->maxCRT1_Y1);		/* pScrn1->virtualY - pSiS->maxCRT1_Y1; 
-*/
-       if(y1 < 0) y1 = 0;
-       w1 = pScrn1->virtualX;							/* pScrn1->virtualX; */
-       h1 = pScrn1->virtualY - y1;						/* pSiS->maxCRT1_Y1; */
-       x2 = 0;									/* 0; */
-       y2 = 0;									/* 0; */
-       w2 = pScrn1->virtualX;							/* pScrn1->virtualX; */
-       h2 = max(info->maxCRT2_Y2, pScrn1->virtualY - info->maxCRT2_Y1);		/* pSiS->maxCRT2_Y2; */
-       if(h2 > pScrn1->virtualY) h2 = pScrn1->virtualY;
-       break;
-    case radeonBelow:
-       x1 = 0;									/* 0; */
-       y1 = 0;									/* 0; */
-       w1 = pScrn1->virtualX;							/* pScrn1->virtualX; */
-       h1 = max(info->maxCRT1_Y1, pScrn1->virtualY - info->maxCRT1_Y2);		/* pSiS->maxCRT1_Y1; */
-       if(h1 > pScrn1->virtualY) h1 = pScrn1->virtualY;
-       x2 = 0;									/* 0; */
-       y2 = min(info->maxCRT2_Y1, pScrn1->virtualY - info->maxCRT2_Y2);		/* pScrn1->virtualY - pSiS->maxCRT2_Y2; 
-*/
-       if(y2 < 0) y2 = 0;
-       w2 = pScrn1->virtualX;							/* pScrn1->virtualX; */
-       h2 = pScrn1->virtualY - y2;						/* pSiS->maxCRT2_Y2; */
-       break;
-    default:
-       xf86DrvMsg(pScrn1->scrnIndex, X_ERROR,
-       	  "Internal error: UpdateXineramaInfo(): unsupported CRT2Position (%d)\n",
-	  info->CRT2Position);
-    }
-    RADEONXineramadataPtr[crt1scrnnum].x = x1;
-    RADEONXineramadataPtr[crt1scrnnum].y = y1;
-    RADEONXineramadataPtr[crt1scrnnum].width = w1;
-    RADEONXineramadataPtr[crt1scrnnum].height = h1;
-    RADEONXineramadataPtr[crt2scrnnum].x = x2;
-    RADEONXineramadataPtr[crt2scrnnum].y = y2;
-    RADEONXineramadataPtr[crt2scrnnum].width = w2;
-    RADEONXineramadataPtr[crt2scrnnum].height = h2;
-
-    if(infochanged) {
-       xf86DrvMsg(pScrn1->scrnIndex, X_INFO,
-          "Pseudo-Xinerama: CRT1 (Screen %d) (%d,%d)-(%d,%d)\n",
-          crt1scrnnum, x1, y1, w1+x1-1, h1+y1-1);
-       xf86DrvMsg(pScrn1->scrnIndex, X_INFO,
-          "Pseudo-Xinerama: CRT2 (Screen %d) (%d,%d)-(%d,%d)\n",
-          crt2scrnnum, x2, y2, w2+x2-1, h2+y2-1);
-    }
-
-}
-
-/* Proc */
-
-int
-RADEONProcXineramaQueryVersion(ClientPtr client)
-{
-    xPanoramiXQueryVersionReply	  rep;
-    register int		  n;
-
-    REQUEST_SIZE_MATCH(xPanoramiXQueryVersionReq);
-    rep.type = X_Reply;
-    rep.length = 0;
-    rep.sequenceNumber = client->sequence;
-    rep.majorVersion = RADEON_XINERAMA_MAJOR_VERSION;
-    rep.minorVersion = RADEON_XINERAMA_MINOR_VERSION;
-    if(client->swapped) {
-        swaps(&rep.sequenceNumber, n);
-        swapl(&rep.length, n);
-        swaps(&rep.majorVersion, n);
-        swaps(&rep.minorVersion, n);
-    }
-    WriteToClient(client, sizeof(xPanoramiXQueryVersionReply), (char *)&rep);
-    return (client->noClientException);
-}
-
-int
-RADEONProcXineramaGetState(ClientPtr client)
-{
-    REQUEST(xPanoramiXGetStateReq);
-    WindowPtr			pWin;
-    xPanoramiXGetStateReply	rep;
-    register int		n;
-
-    REQUEST_SIZE_MATCH(xPanoramiXGetStateReq);
-    pWin = LookupWindow(stuff->window, client);
-    if(!pWin) return BadWindow;
-
-    rep.type = X_Reply;
-    rep.length = 0;
-    rep.sequenceNumber = client->sequence;
-    rep.state = !RADEONnoPanoramiXExtension;
-    if(client->swapped) {
-       swaps (&rep.sequenceNumber, n);
-       swapl (&rep.length, n);
-       swaps (&rep.state, n);
-    }
-    WriteToClient(client, sizeof(xPanoramiXGetStateReply), (char *)&rep);
-    return client->noClientException;
-}
-
-int
-RADEONProcXineramaGetScreenCount(ClientPtr client)
-{
-    REQUEST(xPanoramiXGetScreenCountReq);
-    WindowPtr				pWin;
-    xPanoramiXGetScreenCountReply	rep;
-    register int			n;
-
-    REQUEST_SIZE_MATCH(xPanoramiXGetScreenCountReq);
-    pWin = LookupWindow(stuff->window, client);
-    if(!pWin) return BadWindow;
-
-    rep.type = X_Reply;
-    rep.length = 0;
-    rep.sequenceNumber = client->sequence;
-    rep.ScreenCount = RADEONXineramaNumScreens;
-    if(client->swapped) {
-       swaps(&rep.sequenceNumber, n);
-       swapl(&rep.length, n);
-       swaps(&rep.ScreenCount, n);
-    }
-    WriteToClient(client, sizeof(xPanoramiXGetScreenCountReply), (char *)&rep);
-    return client->noClientException;
-}
-
-int
-RADEONProcXineramaGetScreenSize(ClientPtr client)
-{
-    REQUEST(xPanoramiXGetScreenSizeReq);
-    WindowPtr				pWin;
-    xPanoramiXGetScreenSizeReply	rep;
-    register int			n;
-
-    REQUEST_SIZE_MATCH(xPanoramiXGetScreenSizeReq);
-    pWin = LookupWindow (stuff->window, client);
-    if(!pWin)  return BadWindow;
-
-    rep.type = X_Reply;
-    rep.length = 0;
-    rep.sequenceNumber = client->sequence;
-    rep.width  = RADEONXineramadataPtr[stuff->screen].width;
-    rep.height = RADEONXineramadataPtr[stuff->screen].height;
-    if(client->swapped) {
-       swaps(&rep.sequenceNumber, n);
-       swapl(&rep.length, n);
-       swaps(&rep.width, n);
-       swaps(&rep.height, n);
-    }
-    WriteToClient(client, sizeof(xPanoramiXGetScreenSizeReply), (char *)&rep);
-    return client->noClientException;
-}
-
-int
-RADEONProcXineramaIsActive(ClientPtr client)
-{
-    xXineramaIsActiveReply	rep;
-
-    REQUEST_SIZE_MATCH(xXineramaIsActiveReq);
-
-    rep.type = X_Reply;
-    rep.length = 0;
-    rep.sequenceNumber = client->sequence;
-    rep.state = !RADEONnoPanoramiXExtension;
-    if(client->swapped) {
-	register int n;
-	swaps(&rep.sequenceNumber, n);
-	swapl(&rep.length, n);
-	swapl(&rep.state, n);
-    }
-    WriteToClient(client, sizeof(xXineramaIsActiveReply), (char *) &rep);
-    return client->noClientException;
-}
-
-int
-RADEONProcXineramaQueryScreens(ClientPtr client)
-{
-    xXineramaQueryScreensReply	rep;
-
-    REQUEST_SIZE_MATCH(xXineramaQueryScreensReq);
-
-    rep.type = X_Reply;
-    rep.sequenceNumber = client->sequence;
-    rep.number = (RADEONnoPanoramiXExtension) ? 0 : RADEONXineramaNumScreens;
-    rep.length = rep.number * sz_XineramaScreenInfo >> 2;
-    if(client->swapped) {
-       register int n;
-       swaps(&rep.sequenceNumber, n);
-       swapl(&rep.length, n);
-       swapl(&rep.number, n);
-    }
-    WriteToClient(client, sizeof(xXineramaQueryScreensReply), (char *)&rep);
-
-    if(!RADEONnoPanoramiXExtension) {
-       xXineramaScreenInfo scratch;
-       int i;
-
-       for(i = 0; i < RADEONXineramaNumScreens; i++) {
-	  scratch.x_org  = RADEONXineramadataPtr[i].x;
-	  scratch.y_org  = RADEONXineramadataPtr[i].y;
-	  scratch.width  = RADEONXineramadataPtr[i].width;
-	  scratch.height = RADEONXineramadataPtr[i].height;
-	  if(client->swapped) {
-	     register int n;
-	     swaps(&scratch.x_org, n);
-	     swaps(&scratch.y_org, n);
-	     swaps(&scratch.width, n);
-    	     swaps(&scratch.height, n);
-	  }
-	  WriteToClient(client, sz_XineramaScreenInfo, (char *)&scratch);
-       }
-    }
-
-    return client->noClientException;
-}
-
-static int
-RADEONProcXineramaDispatch(ClientPtr client)
-{
-    REQUEST(xReq);
-    switch (stuff->data)
-    {
-	case X_PanoramiXQueryVersion:
-	     return RADEONProcXineramaQueryVersion(client);
-	case X_PanoramiXGetState:
-	     return RADEONProcXineramaGetState(client);
-	case X_PanoramiXGetScreenCount:
-	     return RADEONProcXineramaGetScreenCount(client);
-	case X_PanoramiXGetScreenSize:
-	     return RADEONProcXineramaGetScreenSize(client);
-	case X_XineramaIsActive:
-	     return RADEONProcXineramaIsActive(client);
-	case X_XineramaQueryScreens:
-	     return RADEONProcXineramaQueryScreens(client);
-    }
-    return BadRequest;
-}
-
-/* SProc */
-
-static int
-RADEONSProcXineramaQueryVersion (ClientPtr client)
-{
-	REQUEST(xPanoramiXQueryVersionReq);
-	register int n;
-	swaps(&stuff->length,n);
-	REQUEST_SIZE_MATCH (xPanoramiXQueryVersionReq);
-	return RADEONProcXineramaQueryVersion(client);
-}
-
-static int
-RADEONSProcXineramaGetState(ClientPtr client)
-{
-	REQUEST(xPanoramiXGetStateReq);
-	register int n;
- 	swaps (&stuff->length, n);
-	REQUEST_SIZE_MATCH(xPanoramiXGetStateReq);
-	return RADEONProcXineramaGetState(client);
-}
-
-static int
-RADEONSProcXineramaGetScreenCount(ClientPtr client)
-{
-	REQUEST(xPanoramiXGetScreenCountReq);
-	register int n;
-	swaps (&stuff->length, n);
-	REQUEST_SIZE_MATCH(xPanoramiXGetScreenCountReq);
-	return RADEONProcXineramaGetScreenCount(client);
-}
-
-static int
-RADEONSProcXineramaGetScreenSize(ClientPtr client)
-{
-	REQUEST(xPanoramiXGetScreenSizeReq);
-	register int n;
-	swaps (&stuff->length, n);
-	REQUEST_SIZE_MATCH(xPanoramiXGetScreenSizeReq);
-	return RADEONProcXineramaGetScreenSize(client);
-}
-
-static int
-RADEONSProcXineramaIsActive(ClientPtr client)
-{
-	REQUEST(xXineramaIsActiveReq);
-	register int n;
-	swaps (&stuff->length, n);
-	REQUEST_SIZE_MATCH(xXineramaIsActiveReq);
-	return RADEONProcXineramaIsActive(client);
-}
-
-static int
-RADEONSProcXineramaQueryScreens(ClientPtr client)
-{
-	REQUEST(xXineramaQueryScreensReq);
-	register int n;
-	swaps (&stuff->length, n);
-	REQUEST_SIZE_MATCH(xXineramaQueryScreensReq);
-	return RADEONProcXineramaQueryScreens(client);
-}
-
-int
-RADEONSProcXineramaDispatch(ClientPtr client)
-{
-    REQUEST(xReq);
-    switch (stuff->data) {
-	case X_PanoramiXQueryVersion:
-	     return RADEONSProcXineramaQueryVersion(client);
-	case X_PanoramiXGetState:
-	     return RADEONSProcXineramaGetState(client);
-	case X_PanoramiXGetScreenCount:
-	     return RADEONSProcXineramaGetScreenCount(client);
-	case X_PanoramiXGetScreenSize:
-	     return RADEONSProcXineramaGetScreenSize(client);
-	case X_XineramaIsActive:
-	     return RADEONSProcXineramaIsActive(client);
-	case X_XineramaQueryScreens:
-	     return RADEONSProcXineramaQueryScreens(client);
-    }
-    return BadRequest;
-}
-
-static void
-RADEONXineramaResetProc(ExtensionEntry* extEntry)
-{
-    if(RADEONXineramadataPtr) {
-       Xfree(RADEONXineramadataPtr);
-       RADEONXineramadataPtr = NULL;
-    }
-}
-
-void
-RADEONXineramaExtensionInit(ScrnInfoPtr pScrn)
-{
-    RADEONInfoPtr info = RADEONPTR(pScrn);
-    Bool	success = FALSE;
-
-    if(!(RADEONXineramadataPtr)) {
-
-       if(!info->MergedFB) {
-          RADEONnoPanoramiXExtension = TRUE;
-          return;
-       }
-
-       if(!noPanoramiXExtension) {
-          xf86DrvMsg(pScrn->scrnIndex, X_INFO,
-       	     "Xinerama active, not initializing Radeon Pseudo-Xinerama\n");
-          RADEONnoPanoramiXExtension = TRUE;
-          return;
-       }
-
-       if(RADEONnoPanoramiXExtension) {
-          xf86DrvMsg(pScrn->scrnIndex, X_INFO,
-       	      "Radeon Pseudo-Xinerama disabled\n");
-          return;
-       }
-
-       if(info->CRT2Position == radeonClone) {
-          xf86DrvMsg(pScrn->scrnIndex, X_INFO,
-       	     "Running MergedFB in Clone mode, Radeon Pseudo-Xinerama disabled\n");
-          RADEONnoPanoramiXExtension = TRUE;
-          return;
-       }
-
-       if(!(info->AtLeastOneNonClone)) {
-          xf86DrvMsg(pScrn->scrnIndex, X_INFO,
-       	     "Only Clone modes defined, Radeon Pseudo-Xinerama disabled\n");
-          RADEONnoPanoramiXExtension = TRUE;
-          return;
-       }
-
-       RADEONXineramaNumScreens = 2;
-
-       while(RADEONXineramaGeneration != serverGeneration) {
-
-	  info->XineramaExtEntry = AddExtension(PANORAMIX_PROTOCOL_NAME, 0,0,
-					RADEONProcXineramaDispatch,
-					RADEONSProcXineramaDispatch,
-					RADEONXineramaResetProc,
-					StandardMinorOpcode);
-
-	  if(!info->XineramaExtEntry) break;
-
-	  RADEONXineramaReqCode = (unsigned char)info->XineramaExtEntry->base;
-
-	  if(!(RADEONXineramadataPtr = (RADEONXineramaData *)
-	        xcalloc(RADEONXineramaNumScreens, sizeof(RADEONXineramaData)))) break;
-
-	  RADEONXineramaGeneration = serverGeneration;
-	  success = TRUE;
-       }
-
-       if(!success) {
-          xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
-	    	"Failed to initialize Radeon Pseudo-Xinerama extension\n");
-          RADEONnoPanoramiXExtension = TRUE;
-          return;
-       }
-
-       xf86DrvMsg(pScrn->scrnIndex, X_INFO,
-    	  "Initialized Radeon Pseudo-Xinerama extension\n");
-
-       info->RADEONXineramaVX = 0;
-       info->RADEONXineramaVY = 0;
-
-    }
-
-    RADEONUpdateXineramaScreenInfo(pScrn);
-
-}
-/* End of PseudoXinerama */
-
-static Bool
-InRegion(int x, int y, region r)
-{
-    return (r.x0 <= x) && (x <= r.x1) && (r.y0 <= y) && (y <= r.y1);
-}
-
-void
-RADEONMergePointerMoved(int scrnIndex, int x, int y)
-{
-  ScrnInfoPtr   pScrn1 = xf86Screens[scrnIndex];
-  RADEONInfoPtr info = RADEONPTR(pScrn1);
-  ScrnInfoPtr   pScrn2 = info->CRT2pScrn;
-  region 	out, in1, in2, f2, f1;
-  int 		deltax, deltay;
-
-  f1.x0 = info->CRT1frameX0;
-  f1.x1 = info->CRT1frameX1;
-  f1.y0 = info->CRT1frameY0;
-  f1.y1 = info->CRT1frameY1;
-  f2.x0 = pScrn2->frameX0;
-  f2.x1 = pScrn2->frameX1;
-  f2.y0 = pScrn2->frameY0;
-  f2.y1 = pScrn2->frameY1;
-
-  /* Define the outer region. Crossing this causes all frames to move */
-  out.x0 = pScrn1->frameX0;
-  out.x1 = pScrn1->frameX1;
-  out.y0 = pScrn1->frameY0;
-  out.y1 = pScrn1->frameY1;
-
-  /*
-   * Define the inner sliding window. Being outsize both frames but
-   * inside the outer clipping window will slide corresponding frame
-   */
-  in1 = out;
-  in2 = out;
-  switch(((RADEONMergedDisplayModePtr)info->CurrentLayout.mode->Private)->CRT2Position) {
-     case radeonLeftOf:
-        in1.x0 = f1.x0;
-        in2.x1 = f2.x1;
-        break;
-     case radeonRightOf:
-        in1.x1 = f1.x1;
-        in2.x0 = f2.x0;
-        break;
-     case radeonBelow:
-        in1.y1 = f1.y1;
-        in2.y0 = f2.y0;
-        break;
-     case radeonAbove:
-        in1.y0 = f1.y0;
-        in2.y1 = f2.y1;
-        break;
-     case radeonClone:
-        break;
-  }
-
-  deltay = 0;
-  deltax = 0;
-
-  if(InRegion(x, y, out)) {	/* inside outer region */
-
-     /* xf86DrvMsg(0, X_INFO, "1: %d %d | %d %d %d %d | %d %d %d %d\n",
-     	x, y, in1.x0, in1.x1, in1.y0, in1.y1, f1.x0, f1.x1, f1.y0, f1.y1); */
-
-     if(InRegion(x, y, in1) && !InRegion(x, y, f1)) {
-        REBOUND(f1.x0, f1.x1, x);
-        REBOUND(f1.y0, f1.y1, y);
-        deltax = 1;
-	/* xf86DrvMsg(0, X_INFO, "2: %d %d | %d %d %d %d | %d %d %d %d\n",
-     		x, y, in1.x0, in1.x1, in1.y0, in1.y1, f1.x0, f1.x1, f1.y0, f1.y1); */
-     }
-     if(InRegion(x, y, in2) && !InRegion(x, y, f2)) {
-        REBOUND(f2.x0, f2.x1, x);
-        REBOUND(f2.y0, f2.y1, y);
-        deltax = 1;
-     }
-
-  } else {			/* outside outer region */
-
-     /* xf86DrvMsg(0, X_INFO, "3: %d %d | %d %d %d %d | %d %d %d %d\n",
-     	x, y, in1.x0, in1.x1, in1.y0, in1.y1, f1.x0, f1.x1, f1.y0, f1.y1);
-     xf86DrvMsg(0, X_INFO, "3-out: %d %d %d %d\n",
-     	out.x0, out.x1, out.y0, out.y1); */
-
-     if(out.x0 > x) {
-        deltax = x - out.x0;
-     }
-     if(out.x1 < x) {
-        deltax = x - out.x1;
-     }
-     if(deltax) {
-        pScrn1->frameX0 += deltax;
-        pScrn1->frameX1 += deltax;
-	f1.x0 += deltax;
-        f1.x1 += deltax;
-        f2.x0 += deltax;
-        f2.x1 += deltax;
-     }
-
-     if(out.y0 > y) {
-        deltay = y - out.y0;
-     }
-     if(out.y1 < y) {
-        deltay = y - out.y1;
-     }
-     if(deltay) {
-        pScrn1->frameY0 += deltay;
-        pScrn1->frameY1 += deltay;
-	f1.y0 += deltay;
-        f1.y1 += deltay;
-        f2.y0 += deltay;
-        f2.y1 += deltay;
-     }
-
-     switch(((RADEONMergedDisplayModePtr)info->CurrentLayout.mode->Private)->CRT2Position) {
-        case radeonLeftOf:
-	   if(x >= f1.x0) { REBOUND(f1.y0, f1.y1, y); }
-	   if(x <= f2.x1) { REBOUND(f2.y0, f2.y1, y); }
-           break;
-        case radeonRightOf:
-	   if(x <= f1.x1) { REBOUND(f1.y0, f1.y1, y); }
-	   if(x >= f2.x0) { REBOUND(f2.y0, f2.y1, y); }
-           break;
-        case radeonBelow:
-	   if(y <= f1.y1) { REBOUND(f1.x0, f1.x1, x); }
-	   if(y >= f2.y0) { REBOUND(f2.x0, f2.x1, x); }
-           break;
-        case radeonAbove:
-	   if(y >= f1.y0) { REBOUND(f1.x0, f1.x1, x); }
-	   if(y <= f2.y1) { REBOUND(f2.x0, f2.x1, x); }
-           break;
-        case radeonClone:
-           break;
-     }
-
-  }
-
-  if(deltax || deltay) {
-     info->CRT1frameX0 = f1.x0;
-     info->CRT1frameY0 = f1.y0;
-     pScrn2->frameX0 = f2.x0;
-     pScrn2->frameY0 = f2.y0;
-
-     info->CRT1frameX1 = info->CRT1frameX0 + CDMPTR->CRT1->HDisplay - 1;
-     info->CRT1frameY1 = info->CRT1frameY0 + CDMPTR->CRT1->VDisplay - 1;
-     pScrn2->frameX1   = pScrn2->frameX0   + CDMPTR->CRT2->HDisplay - 1;
-     pScrn2->frameY1   = pScrn2->frameY0   + CDMPTR->CRT2->VDisplay - 1;
-     pScrn1->frameX1   = pScrn1->frameX0   + info->CurrentLayout.mode->HDisplay  - 1;
-     pScrn1->frameY1   = pScrn1->frameY0   + info->CurrentLayout.mode->VDisplay  - 1;
-
-     RADEONDoAdjustFrame(pScrn1, info->CRT1frameX0, info->CRT1frameY0, FALSE);
-     RADEONDoAdjustFrame(pScrn1, pScrn2->frameX0, pScrn2->frameY0, TRUE);
-  }
-}
-
-static void
-RADEONAdjustFrameMergedHelper(int scrnIndex, int x, int y, int flags)
-{
-    ScrnInfoPtr pScrn1 = xf86Screens[scrnIndex];
-    RADEONInfoPtr info = RADEONPTR(pScrn1);
-    ScrnInfoPtr pScrn2 = info->CRT2pScrn;
-    int VTotal = info->CurrentLayout.mode->VDisplay;
-    int HTotal = info->CurrentLayout.mode->HDisplay;
-    int VMax = VTotal;
-    int HMax = HTotal;
-
-    BOUND(x, 0, pScrn1->virtualX - HTotal);
-    BOUND(y, 0, pScrn1->virtualY - VTotal);
-
-    switch(SDMPTR(pScrn1)->CRT2Position) {
-        case radeonLeftOf:
-            pScrn2->frameX0 = x;
-            BOUND(pScrn2->frameY0,   y, y + VMax - CDMPTR->CRT2->VDisplay);
-            info->CRT1frameX0 = x + CDMPTR->CRT2->HDisplay;
-            BOUND(info->CRT1frameY0, y, y + VMax - CDMPTR->CRT1->VDisplay);
-            break;
-        case radeonRightOf:
-            info->CRT1frameX0 = x;
-            BOUND(info->CRT1frameY0, y, y + VMax - CDMPTR->CRT1->VDisplay);
-            pScrn2->frameX0 = x + CDMPTR->CRT1->HDisplay;
-            BOUND(pScrn2->frameY0,   y, y + VMax - CDMPTR->CRT2->VDisplay);
-            break;
-        case radeonAbove:
-            BOUND(pScrn2->frameX0,   x, x + HMax - CDMPTR->CRT2->HDisplay);
-            pScrn2->frameY0 = y;
-            BOUND(info->CRT1frameX0, x, x + HMax - CDMPTR->CRT1->HDisplay);
-            info->CRT1frameY0 = y + CDMPTR->CRT2->VDisplay;
-            break;
-        case radeonBelow:
-            BOUND(info->CRT1frameX0, x, x + HMax - CDMPTR->CRT1->HDisplay);
-            info->CRT1frameY0 = y;
-            BOUND(pScrn2->frameX0,   x, x + HMax - CDMPTR->CRT2->HDisplay);
-            pScrn2->frameY0 = y + CDMPTR->CRT1->VDisplay;
-            break;
-        case radeonClone:
-            BOUND(info->CRT1frameX0, x, x + HMax - CDMPTR->CRT1->HDisplay);
-            BOUND(info->CRT1frameY0, y, y + VMax - CDMPTR->CRT1->VDisplay);
-            BOUND(pScrn2->frameX0,   x, x + HMax - CDMPTR->CRT2->HDisplay);
-            BOUND(pScrn2->frameY0,   y, y + VMax - CDMPTR->CRT2->VDisplay);
-            break;
-    }
-
-    BOUND(info->CRT1frameX0, 0, pScrn1->virtualX - CDMPTR->CRT1->HDisplay);
-    BOUND(info->CRT1frameY0, 0, pScrn1->virtualY - CDMPTR->CRT1->VDisplay);
-    BOUND(pScrn2->frameX0,   0, pScrn1->virtualX - CDMPTR->CRT2->HDisplay);
-    BOUND(pScrn2->frameY0,   0, pScrn1->virtualY - CDMPTR->CRT2->VDisplay);
-    
-    pScrn1->frameX0 = x;
-    pScrn1->frameY0 = y;
-
-    info->CRT1frameX1 = info->CRT1frameX0 + CDMPTR->CRT1->HDisplay - 1;
-    info->CRT1frameY1 = info->CRT1frameY0 + CDMPTR->CRT1->VDisplay - 1;
-    pScrn2->frameX1   = pScrn2->frameX0   + CDMPTR->CRT2->HDisplay - 1;
-    pScrn2->frameY1   = pScrn2->frameY0   + CDMPTR->CRT2->VDisplay - 1;
-    pScrn1->frameX1   = pScrn1->frameX0   + info->CurrentLayout.mode->HDisplay  - 1;
-    pScrn1->frameY1   = pScrn1->frameY0   + info->CurrentLayout.mode->VDisplay  - 1;
-/*
-    RADEONDoAdjustFrame(pScrn1, info->CRT1frameX0, info->CRT1frameY0, FALSE);
-    RADEONDoAdjustFrame(pScrn1, pScrn2->frameX0, pScrn2->frameY0, TRUE);
-*/
-}
-
-void
-RADEONAdjustFrameMerged(int scrnIndex, int x, int y, int flags)
-{
-    ScrnInfoPtr pScrn1 = xf86Screens[scrnIndex];
-    RADEONInfoPtr info = RADEONPTR(pScrn1);
-    ScrnInfoPtr pScrn2 = info->CRT2pScrn;
-
-    RADEONAdjustFrameMergedHelper(scrnIndex, x, y, flags);
-    RADEONDoAdjustFrame(pScrn1, info->CRT1frameX0, info->CRT1frameY0, FALSE);
-    RADEONDoAdjustFrame(pScrn1, pScrn2->frameX0, pScrn2->frameY0, TRUE);
-}
-
-void
-RADEONMergedFBSetDpi(ScrnInfoPtr pScrn1, ScrnInfoPtr pScrn2, RADEONScrn2Rel srel)
-{
-   RADEONInfoPtr      info       = RADEONPTR(pScrn1);
-   MessageType from = X_DEFAULT;
-   xf86MonPtr DDC1 = (xf86MonPtr)(pScrn1->monitor->DDC);
-   xf86MonPtr DDC2 = (xf86MonPtr)(pScrn2->monitor->DDC);
-   int ddcWidthmm = 0, ddcHeightmm = 0;
-   const char *dsstr = "MergedFB: Display dimensions: (%d, %d) mm\n";
-
-   /* This sets the DPI for MergedFB mode. The problem is that
-    * this can never be exact, because the output devices may
-    * have different dimensions. This function tries to compromise
-    * through a few assumptions, and it just calculates an average DPI
-    * value for both monitors.
-    */
-
-   /* Given DisplaySize should regard BOTH monitors */
-   pScrn1->widthmm = pScrn1->monitor->widthmm;
-   pScrn1->heightmm = pScrn1->monitor->heightmm;
-
-   /* Get DDC display size; if only either CRT1 or CRT2 provided these,
-    * assume equal dimensions for both, otherwise add dimensions
-    */
-   if( (DDC1 && (DDC1->features.hsize > 0 && DDC1->features.vsize > 0)) &&
-       (DDC2 && (DDC2->features.hsize > 0 && DDC2->features.vsize > 0)) ) {
-      ddcWidthmm = max(DDC1->features.hsize, DDC2->features.hsize) * 10;
-      ddcHeightmm = max(DDC1->features.vsize, DDC2->features.vsize) * 10;
-      switch(srel) {
-      case radeonLeftOf:
-      case radeonRightOf:
-         ddcWidthmm = (DDC1->features.hsize + DDC2->features.hsize) * 10;
-	 break;
-      case radeonAbove:
-      case radeonBelow:
-         ddcHeightmm = (DDC1->features.vsize + DDC2->features.vsize) * 10;
-      default:
-	 break;
-      }
-
-   } else if(DDC1 && (DDC1->features.hsize > 0 && DDC1->features.vsize > 0)) {
-      ddcWidthmm = DDC1->features.hsize * 10;
-      ddcHeightmm = DDC1->features.vsize * 10;
-      switch(srel) {
-      case radeonLeftOf:
-      case radeonRightOf:
-         ddcWidthmm *= 2;
-	 break;
-      case radeonAbove:
-      case radeonBelow:
-         ddcHeightmm *= 2;
-      default:
-	 break;
-      }
-   } else if(DDC2 && (DDC2->features.hsize > 0 && DDC2->features.vsize > 0) ) {
-      ddcWidthmm = DDC2->features.hsize * 10;
-      ddcHeightmm = DDC2->features.vsize * 10;
-      switch(srel) {
-      case radeonLeftOf:
-      case radeonRightOf:
-         ddcWidthmm *= 2;
-	 break;
-      case radeonAbove:
-      case radeonBelow:
-         ddcHeightmm *= 2;
-      default:
-	 break;
-      }
-   }
-
-   if(monitorResolution > 0) {
-
-      /* Set command line given values (overrules given options) */
-      pScrn1->xDpi = monitorResolution;
-      pScrn1->yDpi = monitorResolution;
-      from = X_CMDLINE;
-
-   } else if(info->MergedFBXDPI) {
-
-      /* Set option-wise given values (overrule DisplaySize) */
-      pScrn1->xDpi = info->MergedFBXDPI;
-      pScrn1->yDpi = info->MergedFBYDPI;
-      from = X_CONFIG;
-
-   } else if(pScrn1->widthmm > 0 || pScrn1->heightmm > 0) {
-
-      /* Set values calculated from given DisplaySize */
-      from = X_CONFIG;
-      if(pScrn1->widthmm > 0) {
-	 pScrn1->xDpi = (int)((double)pScrn1->virtualX * 25.4 / pScrn1->widthmm);
-      }
-      if(pScrn1->heightmm > 0) {
-	 pScrn1->yDpi = (int)((double)pScrn1->virtualY * 25.4 / pScrn1->heightmm);
-      }
-      xf86DrvMsg(pScrn1->scrnIndex, from, dsstr, pScrn1->widthmm, pScrn1->heightmm);
-
-    } else if(ddcWidthmm && ddcHeightmm) {
-
-      /* Set values from DDC-provided display size */
-      from = X_PROBED;
-      xf86DrvMsg(pScrn1->scrnIndex, from, dsstr, ddcWidthmm, ddcHeightmm );
-      pScrn1->widthmm = ddcWidthmm;
-      pScrn1->heightmm = ddcHeightmm;
-      if(pScrn1->widthmm > 0) {
-	 pScrn1->xDpi = (int)((double)pScrn1->virtualX * 25.4 / pScrn1->widthmm);
-      }
-      if(pScrn1->heightmm > 0) {
-	 pScrn1->yDpi = (int)((double)pScrn1->virtualY * 25.4 / pScrn1->heightmm);
-      }
-
-    } else {
-
-      pScrn1->xDpi = pScrn1->yDpi = DEFAULT_DPI;
-
-    }
-
-    /* Sanity check */
-    if(pScrn1->xDpi > 0 && pScrn1->yDpi <= 0)
-       pScrn1->yDpi = pScrn1->xDpi;
-    if(pScrn1->yDpi > 0 && pScrn1->xDpi <= 0)
-       pScrn1->xDpi = pScrn1->yDpi;
-
-    pScrn2->xDpi = pScrn1->xDpi;
-    pScrn2->yDpi = pScrn1->yDpi;
-
-    xf86DrvMsg(pScrn1->scrnIndex, from, "MergedFB: DPI set to (%d, %d)\n",
-	       pScrn1->xDpi, pScrn1->yDpi);
-}
-
-/* radeon cursor helpers */
-static void
-RADEONChooseCursorCRTC(ScrnInfoPtr pScrn1, int x, int y)
-{
-    RADEONInfoPtr      info       = RADEONPTR(pScrn1);
-    unsigned char     *RADEONMMIO = info->MMIO;
-    RADEONScrn2Rel srel = 
-        ((RADEONMergedDisplayModePtr)info->CurrentLayout.mode->Private)->CRT2Position;
-    ScrnInfoPtr pScrn2 = info->CRT2pScrn;
-
-    if (srel == radeonClone) {
-	/* show cursor 2 */
-	OUTREGP(RADEON_CRTC2_GEN_CNTL, RADEON_CRTC2_CUR_EN,
-		~RADEON_CRTC2_CUR_EN);
-	/* show cursor 1 */
-	OUTREGP(RADEON_CRTC_GEN_CNTL, RADEON_CRTC_CUR_EN,
-		~RADEON_CRTC_CUR_EN);
-    }
-    else {
-	if (((x >= pScrn1->frameX0) && (x <= pScrn1->frameX1)) &&
-       	    ((y >= pScrn1->frameY0) && (y <= pScrn1->frameY1))) {
-		/* hide cursor 2 */
-		OUTREGP(RADEON_CRTC2_GEN_CNTL, 0, ~RADEON_CRTC2_CUR_EN);
-		/* show cursor 1 */
-		OUTREGP(RADEON_CRTC_GEN_CNTL, RADEON_CRTC_CUR_EN,
-			~RADEON_CRTC_CUR_EN);
-	}
-	if (((x >= pScrn2->frameX0) && (x <= pScrn2->frameX1)) &&
-       	    ((y >= pScrn2->frameY0) && (y <= pScrn2->frameY1))) {
-		/* hide cursor 1 */
-		OUTREGP(RADEON_CRTC_GEN_CNTL, 0, ~RADEON_CRTC_CUR_EN);
-		/* show cursor 2 */
-		OUTREGP(RADEON_CRTC2_GEN_CNTL, RADEON_CRTC2_CUR_EN,
-			~RADEON_CRTC2_CUR_EN);
-	}
-    }
-}
-
-void
-RADEONSetCursorPositionMerged(ScrnInfoPtr pScrn, int x, int y)
-{
-    RADEONInfoPtr      info       = RADEONPTR(pScrn);
-    unsigned char     *RADEONMMIO = info->MMIO;
-    xf86CursorInfoPtr  cursor     = info->cursor;
-    int                xorigin    = 0;
-    int                yorigin    = 0;
-    int		       stride     = 256;
-    ScrnInfoPtr    pScrn2 = info->CRT2pScrn;
-    DisplayModePtr mode1 = CDMPTR->CRT1;
-    DisplayModePtr mode2 = CDMPTR->CRT2;
-    int            x1, y1, x2, y2;
-    int                total_y1    = pScrn->frameY1 - pScrn->frameY0;
-    int                total_y2    = pScrn2->frameY1 - pScrn2->frameY0;
-
-    if (x < 0)                        xorigin = -x+1;
-    if (y < 0)                        yorigin = -y+1;
-    /* if (y > total_y)                  y       = total_y; */
-    if (xorigin >= cursor->MaxWidth)  xorigin = cursor->MaxWidth - 1;
-    if (yorigin >= cursor->MaxHeight) yorigin = cursor->MaxHeight - 1;
-
-    x += pScrn->frameX0;
-    y += pScrn->frameY0;
-
-    x1 = x - info->CRT1frameX0;
-    y1 = y - info->CRT1frameY0;
-
-    x2 = x - pScrn2->frameX0;
-    y2 = y - pScrn2->frameY0;
-
-    if (y1 > total_y1)
-	y1       = total_y1;
-    if (y2 > total_y2)                  
-	y2       = total_y2;
-
-    if(mode1->Flags & V_INTERLACE)
-	y1 /= 2;
-    else if(mode1->Flags & V_DBLSCAN)
-	y1 *= 2;
-
-    if(mode2->Flags & V_INTERLACE)
-	y2 /= 2;
-    else if(mode2->Flags & V_DBLSCAN)
-	y2 *= 2;
-
-    if (x < 0)
-	x = 0;
-    if (y < 0)
-	y = 0;
-
-    RADEONChooseCursorCRTC(pScrn, x, y);
-
-		/* cursor1 */
-    OUTREG(RADEON_CUR_HORZ_VERT_OFF,  (RADEON_CUR_LOCK
-				   | (xorigin << 16)
-				   | yorigin));
-    OUTREG(RADEON_CUR_HORZ_VERT_POSN, (RADEON_CUR_LOCK
-				   | ((xorigin ? 0 : x1) << 16)
-				   | (yorigin ? 0 : y1)));
-    OUTREG(RADEON_CUR_OFFSET, info->cursor_start + yorigin * stride);
-		/* cursor2 */
-    OUTREG(RADEON_CUR2_HORZ_VERT_OFF,  (RADEON_CUR2_LOCK
-				    | (xorigin << 16)
-				    | yorigin));
-    OUTREG(RADEON_CUR2_HORZ_VERT_POSN, (RADEON_CUR2_LOCK
-				    | ((xorigin ? 0 : x2) << 16)
-				    | (yorigin ? 0 : y2)));
-    OUTREG(RADEON_CUR2_OFFSET,
-	       info->cursor_start + yorigin * stride);
-
-}
-
-/* radeon Xv helpers */
-
-/* choose the crtc for the overlay for mergedfb based on the location
-   of the output window and the orientation of the crtcs */
-
-void
-RADEONChooseOverlayCRTC(
-    ScrnInfoPtr pScrn,
-    BoxPtr dstBox
-) {
-    RADEONInfoPtr info = RADEONPTR(pScrn);
-    RADEONScrn2Rel srel = 
-        ((RADEONMergedDisplayModePtr)info->CurrentLayout.mode->Private)->CRT2Position;
-
-    if (srel == radeonLeftOf) {
-        if (dstBox->x1 >= info->CRT2pScrn->frameX1)
-            info->OverlayOnCRTC2 = FALSE;
-        else
-            info->OverlayOnCRTC2 = TRUE;
-    }
-    if (srel == radeonRightOf) {
-        if (dstBox->x2 <= info->CRT2pScrn->frameX0)
-            info->OverlayOnCRTC2 = FALSE;
-        else
-            info->OverlayOnCRTC2 = TRUE;
-    }
-    if (srel == radeonAbove) {
-        if (dstBox->y1 >= info->CRT2pScrn->frameY1)
-            info->OverlayOnCRTC2 = FALSE;
-        else
-            info->OverlayOnCRTC2 = TRUE;
-    }
-    if (srel == radeonBelow) {
-	if (dstBox->y2 <= info->CRT2pScrn->frameY0)
-            info->OverlayOnCRTC2 = FALSE;
-        else
-            info->OverlayOnCRTC2 = TRUE;
-    }
-}