示例#1
0
Bool
KdScreenInit(ScreenPtr pScreen, int argc, char **argv)
{
    KdScreenInfo *screen = kdCurrentScreen;
    KdCardInfo *card = screen->card;
    KdPrivScreenPtr pScreenPriv;

    /*
     * note that screen->fb is set up for the nominal orientation
     * of the screen; that means if randr is rotated, the values
     * there should reflect a rotated frame buffer (or shadow).
     */
    Bool rotated = (screen->randr & (RR_Rotate_90 | RR_Rotate_270)) != 0;
    int width, height, *width_mmp, *height_mmp;

    KdAllocatePrivates(pScreen);

    pScreenPriv = KdGetScreenPriv(pScreen);

    if (!rotated) {
        width = screen->width;
        height = screen->height;
        width_mmp = &screen->width_mm;
        height_mmp = &screen->height_mm;
    }
    else {
        width = screen->height;
        height = screen->width;
        width_mmp = &screen->height_mm;
        height_mmp = &screen->width_mm;
    }
    screen->pScreen = pScreen;
    pScreenPriv->screen = screen;
    pScreenPriv->card = card;
    pScreenPriv->bytesPerPixel = screen->fb.bitsPerPixel >> 3;
    pScreenPriv->dpmsState = KD_DPMS_NORMAL;
    pScreen->x = screen->origin.x;
    pScreen->y = screen->origin.y;

    if (!monitorResolution)
        monitorResolution = 75;
    /*
     * This is done in this order so that backing store wraps
     * our GC functions; fbFinishScreenInit initializes MI
     * backing store
     */
    if (!fbSetupScreen(pScreen,
                       screen->fb.frameBuffer,
                       width, height,
                       monitorResolution, monitorResolution,
                       screen->fb.pixelStride, screen->fb.bitsPerPixel)) {
        return FALSE;
    }

    /*
     * Set colormap functions
     */
    pScreen->InstallColormap = KdInstallColormap;
    pScreen->UninstallColormap = KdUninstallColormap;
    pScreen->ListInstalledColormaps = KdListInstalledColormaps;
    pScreen->StoreColors = KdStoreColors;

    pScreen->SaveScreen = KdSaveScreen;
    pScreen->CreateWindow = KdCreateWindow;

    if (!fbFinishScreenInit(pScreen,
                            screen->fb.frameBuffer,
                            width, height,
                            monitorResolution, monitorResolution,
                            screen->fb.pixelStride, screen->fb.bitsPerPixel)) {
        return FALSE;
    }

    /*
     * Fix screen sizes; for some reason mi takes dpi instead of mm.
     * Rounding errors are annoying
     */
    if (*width_mmp)
        pScreen->mmWidth = *width_mmp;
    else
        *width_mmp = pScreen->mmWidth;
    if (*height_mmp)
        pScreen->mmHeight = *height_mmp;
    else
        *height_mmp = pScreen->mmHeight;

    /*
     * Plug in our own block/wakeup handlers.
     * miScreenInit installs NoopDDA in both places
     */
    pScreen->BlockHandler = KdBlockHandler;
    pScreen->WakeupHandler = KdWakeupHandler;

    if (!fbPictureInit(pScreen, 0, 0))
        return FALSE;
    if (card->cfuncs->initScreen)
        if (!(*card->cfuncs->initScreen) (pScreen))
            return FALSE;

    if (!screen->dumb && card->cfuncs->initAccel)
        if (!(*card->cfuncs->initAccel) (pScreen))
            screen->dumb = TRUE;

    if (card->cfuncs->finishInitScreen)
        if (!(*card->cfuncs->finishInitScreen) (pScreen))
            return FALSE;

    /*
     * Wrap CloseScreen, the order now is:
     *  KdCloseScreen
     *  miBSCloseScreen
     *  fbCloseScreen
     */
    pScreenPriv->CloseScreen = pScreen->CloseScreen;
    pScreen->CloseScreen = KdCloseScreen;

    pScreenPriv->CreateScreenResources = pScreen->CreateScreenResources;
    pScreen->CreateScreenResources = KdCreateScreenResources;

    if (screen->softCursor ||
        !card->cfuncs->initCursor || !(*card->cfuncs->initCursor) (pScreen)) {
        /* Use MI for cursor display and event queueing. */
        screen->softCursor = TRUE;
        miDCInitialize(pScreen, &kdPointerScreenFuncs);
    }

    if (!fbCreateDefColormap(pScreen)) {
        return FALSE;
    }

    KdSetSubpixelOrder(pScreen, screen->randr);

    /*
     * Enable the hardware
     */
    if (!kdEnabled) {
        kdEnabled = TRUE;
        if (kdOsFuncs->Enable)
            (*kdOsFuncs->Enable) ();
    }

    if (screen->mynum == card->selected) {
        if (card->cfuncs->preserve)
            (*card->cfuncs->preserve) (card);
        if (card->cfuncs->enable)
            if (!(*card->cfuncs->enable) (pScreen))
                return FALSE;
        pScreenPriv->enabled = TRUE;
        if (!screen->softCursor && card->cfuncs->enableCursor)
            (*card->cfuncs->enableCursor) (pScreen);
        KdEnableColormap(pScreen);
        if (!screen->dumb && card->cfuncs->enableAccel)
            (*card->cfuncs->enableAccel) (pScreen);
    }

    return TRUE;
}
示例#2
0
/* See Porting Layer Definition - p. 20 */
Bool
winFinishScreenInitFB (int index,
		       ScreenPtr pScreen,
		       int argc, char **argv)
{
  winScreenPriv(pScreen);
  winScreenInfo		*pScreenInfo = pScreenPriv->pScreenInfo;
  VisualPtr		pVisual = NULL;
  char			*pbits = NULL;
#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
  int			iReturn;
#endif

  /* Create framebuffer */
  if (!(*pScreenPriv->pwinAllocateFB) (pScreen))
    {
      ErrorF ("winFinishScreenInitFB - Could not allocate framebuffer\n");
      return FALSE;
    }

  /*
   * Grab the number of bits that are used to represent color in each pixel.
   */
  if (pScreenInfo->dwBPP == 8)
    pScreenInfo->dwDepth = 8;
  else
    pScreenInfo->dwDepth = winCountBits (pScreenPriv->dwRedMask)
      + winCountBits (pScreenPriv->dwGreenMask)
      + winCountBits (pScreenPriv->dwBlueMask);
  
  winErrorFVerb (2, "winFinishScreenInitFB - Masks: %08x %08x %08x\n",
	  (unsigned int) pScreenPriv->dwRedMask,
	  (unsigned int) pScreenPriv->dwGreenMask,
	  (unsigned int) pScreenPriv->dwBlueMask);

  /* Init visuals */
  if (!(*pScreenPriv->pwinInitVisuals) (pScreen))
    {
      ErrorF ("winFinishScreenInitFB - winInitVisuals failed\n");
      return FALSE;
    }

  /* Setup a local variable to point to the framebuffer */
  pbits = pScreenInfo->pfb;
  
  /* Apparently we need this for the render extension */
  miSetPixmapDepths ();

  /* Start fb initialization */
  if (!fbSetupScreen (pScreen,
		      pScreenInfo->pfb,
		      pScreenInfo->dwWidth, pScreenInfo->dwHeight,
		      monitorResolution, monitorResolution,
		      pScreenInfo->dwStride,
		      pScreenInfo->dwBPP))
    {
      ErrorF ("winFinishScreenInitFB - fbSetupScreen failed\n");
      return FALSE;
    }

  /* Override default colormap routines if visual class is dynamic */
  if (pScreenInfo->dwDepth == 8
      && (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_GDI
	  || (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL
	      && pScreenInfo->fFullScreen)
	  || (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
	      && pScreenInfo->fFullScreen)))
    {
      winSetColormapFunctions (pScreen);

      /*
       * NOTE: Setting whitePixel to 255 causes Magic 7.1 to allocate its
       * own colormap, as it cannot allocate 7 planes in the default
       * colormap.  Setting whitePixel to 1 allows Magic to get 7
       * planes in the default colormap, so it doesn't create its
       * own colormap.  This latter situation is highly desireable,
       * as it keeps the Magic window viewable when switching to
       * other X clients that use the default colormap.
       */
      pScreen->blackPixel = 0;
      pScreen->whitePixel = 1;
    }

  /* Place our save screen function */
  pScreen->SaveScreen = winSaveScreen;

  /* Finish fb initialization */
  if (!fbFinishScreenInit (pScreen,
			   pScreenInfo->pfb,
			   pScreenInfo->dwWidth, pScreenInfo->dwHeight,
			   monitorResolution, monitorResolution,
			   pScreenInfo->dwStride,
			   pScreenInfo->dwBPP))
    {
      ErrorF ("winFinishScreenInitFB - fbFinishScreenInit failed\n");
      return FALSE;
    }

  /* Save a pointer to the root visual */
  for (pVisual = pScreen->visuals;
       pVisual->vid != pScreen->rootVisual;
       pVisual++);
  pScreenPriv->pRootVisual = pVisual;

  /* 
   * Setup points to the block and wakeup handlers.  Pass a pointer
   * to the current screen as pWakeupdata.
   */
  pScreen->BlockHandler = winBlockHandler;
  pScreen->WakeupHandler = winWakeupHandler;
  pScreen->blockData = pScreen;
  pScreen->wakeupData = pScreen;

  /* Render extension initialization, calls miPictureInit */
  if (!fbPictureInit (pScreen, NULL, 0))
    {
      ErrorF ("winFinishScreenInitFB - fbPictureInit () failed\n");
      return FALSE;
    }

#ifdef RANDR
  /* Initialize resize and rotate support */
  if (!winRandRInit (pScreen))
    {
      ErrorF ("winFinishScreenInitFB - winRandRInit () failed\n");
      return FALSE;
    }
#endif

  /*
   * Backing store support should reduce network traffic and increase
   * performance.
   */
  miInitializeBackingStore (pScreen);

  /* KDrive does miDCInitialize right after miInitializeBackingStore */
  /* Setup the cursor routines */
#if CYGDEBUG
  winDebug ("winFinishScreenInitFB - Calling miDCInitialize ()\n");
#endif
  miDCInitialize (pScreen, &g_winPointerCursorFuncs);

  /* KDrive does winCreateDefColormap right after miDCInitialize */
  /* Create a default colormap */
#if CYGDEBUG
  winDebug ("winFinishScreenInitFB - Calling winCreateDefColormap ()\n");
#endif
  if (!winCreateDefColormap (pScreen))
    {
      ErrorF ("winFinishScreenInitFB - Could not create colormap\n");
      return FALSE;
    }

  /* Initialize the shadow framebuffer layer */
  if ((pScreenInfo->dwEngine == WIN_SERVER_SHADOW_GDI
       || pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
       || pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL)
#ifdef XWIN_MULTIWINDOWEXTWM
      && !pScreenInfo->fMWExtWM
#endif
      )
    {
#if CYGDEBUG
      winDebug ("winFinishScreenInitFB - Calling shadowSetup ()\n");
#endif
      if (!shadowSetup(pScreen))
	{
	  ErrorF ("winFinishScreenInitFB - shadowSetup () failed\n");
	  return FALSE;
	}

      /* Wrap CreateScreenResources so we can add the screen pixmap
         to the Shadow framebuffer after it's been created */
      pScreenPriv->pwinCreateScreenResources = pScreen->CreateScreenResources;
      pScreen->CreateScreenResources = winCreateScreenResources;
    }

#ifdef XWIN_MULTIWINDOWEXTWM
  /* Handle multi-window external window manager mode */
  if (pScreenInfo->fMWExtWM)
    {
      winDebug ("winScreenInit - MultiWindowExtWM - Calling RootlessInit\n");
      
      RootlessInit(pScreen, &winMWExtWMProcs);
      
      winDebug ("winScreenInit - MultiWindowExtWM - RootlessInit returned\n");
      
      rootless_CopyBytes_threshold = 0;
      /* FIXME: How many? Profiling needed? */
      rootless_CopyWindow_threshold = 1;

      winWindowsWMExtensionInit ();
    }
#endif

  /* Handle rootless mode */
  if (pScreenInfo->fRootless)
    {
      /* Define the WRAP macro temporarily for local use */
#define WRAP(a) \
    if (pScreen->a) { \
        pScreenPriv->a = pScreen->a; \
    } else { \
        ErrorF("null screen fn " #a "\n"); \
        pScreenPriv->a = NULL; \
    }

      /* Save a pointer to each lower-level window procedure */
      WRAP(CreateWindow);
      WRAP(DestroyWindow);
      WRAP(RealizeWindow);
      WRAP(UnrealizeWindow);
      WRAP(PositionWindow);
      WRAP(ChangeWindowAttributes);
      WRAP(SetShape);

      /* Assign rootless window procedures to be top level procedures */
      pScreen->CreateWindow = winCreateWindowRootless;
      pScreen->DestroyWindow = winDestroyWindowRootless;
      pScreen->PositionWindow = winPositionWindowRootless;
      /*pScreen->ChangeWindowAttributes = winChangeWindowAttributesRootless;*/
      pScreen->RealizeWindow = winMapWindowRootless;
      pScreen->UnrealizeWindow = winUnmapWindowRootless;
      pScreen->SetShape = winSetShapeRootless;

      /* Undefine the WRAP macro, as it is not needed elsewhere */
#undef WRAP
    }


#ifdef XWIN_MULTIWINDOW
  /* Handle multi window mode */
  else if (pScreenInfo->fMultiWindow)
    {
      /* Define the WRAP macro temporarily for local use */
#define WRAP(a) \
    if (pScreen->a) { \
        pScreenPriv->a = pScreen->a; \
    } else { \
        ErrorF("null screen fn " #a "\n"); \
        pScreenPriv->a = NULL; \
    }

      /* Save a pointer to each lower-level window procedure */
      WRAP(CreateWindow);
      WRAP(DestroyWindow);
      WRAP(RealizeWindow);
      WRAP(UnrealizeWindow);
      WRAP(PositionWindow);
      WRAP(ChangeWindowAttributes);
      WRAP(ReparentWindow);
      WRAP(RestackWindow);
      WRAP(ResizeWindow);
      WRAP(MoveWindow);
      WRAP(CopyWindow);
      WRAP(SetShape);

      /* Assign multi-window window procedures to be top level procedures */
      pScreen->CreateWindow = winCreateWindowMultiWindow;
      pScreen->DestroyWindow = winDestroyWindowMultiWindow;
      pScreen->PositionWindow = winPositionWindowMultiWindow;
      /*pScreen->ChangeWindowAttributes = winChangeWindowAttributesMultiWindow;*/
      pScreen->RealizeWindow = winMapWindowMultiWindow;
      pScreen->UnrealizeWindow = winUnmapWindowMultiWindow;
      pScreen->ReparentWindow = winReparentWindowMultiWindow;
      pScreen->RestackWindow = winRestackWindowMultiWindow;
      pScreen->ResizeWindow = winResizeWindowMultiWindow;
      pScreen->MoveWindow = winMoveWindowMultiWindow;
      pScreen->CopyWindow = winCopyWindowMultiWindow;
      pScreen->SetShape = winSetShapeMultiWindow;

      /* Undefine the WRAP macro, as it is not needed elsewhere */
#undef WRAP
    }
#endif

  /* Wrap either fb's or shadow's CloseScreen with our CloseScreen */
  pScreenPriv->CloseScreen = pScreen->CloseScreen;
  pScreen->CloseScreen = pScreenPriv->pwinCloseScreen;

#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
  /* Create a mutex for modules in separate threads to wait for */
  iReturn = pthread_mutex_init (&pScreenPriv->pmServerStarted, NULL);
  if (iReturn != 0)
    {
      ErrorF ("winFinishScreenInitFB - pthread_mutex_init () failed: %d\n",
	      iReturn);
      return FALSE;
    }

  /* Own the mutex for modules in separate threads */
  iReturn = pthread_mutex_lock (&pScreenPriv->pmServerStarted);
  if (iReturn != 0)
    {
      ErrorF ("winFinishScreenInitFB - pthread_mutex_lock () failed: %d\n",
	      iReturn);
      return FALSE;
    }

  /* Set the ServerStarted flag to false */
  pScreenPriv->fServerStarted = FALSE;
#endif

#ifdef XWIN_MULTIWINDOWEXTWM
  pScreenPriv->fRestacking = FALSE;
#endif

#if defined(XWIN_MULTIWINDOW) || defined(XWIN_MULTIWINDOWEXTWM)
  if (FALSE
#ifdef XWIN_MULTIWINDOW
      || pScreenInfo->fMultiWindow
#endif
#ifdef XWIN_MULTIWINDOWEXTWM
      || pScreenInfo->fInternalWM
#endif
      )
    { 
#if CYGDEBUG || YES
      winDebug ("winFinishScreenInitFB - Calling winInitWM.\n");
#endif

      /* Initialize multi window mode */
      if (!winInitWM (&pScreenPriv->pWMInfo,
		      &pScreenPriv->ptWMProc,
		      &pScreenPriv->ptXMsgProc,
		      &pScreenPriv->pmServerStarted,
		      pScreenInfo->dwScreen,
		      (HWND)&pScreenPriv->hwndScreen,
#ifdef XWIN_MULTIWINDOWEXTWM
		      pScreenInfo->fInternalWM ||
#endif
		      FALSE))
        {
          ErrorF ("winFinishScreenInitFB - winInitWM () failed.\n");
          return FALSE;
        }
    }      
#endif

  /* Tell the server that we are enabled */
  pScreenPriv->fEnabled = TRUE;

  /* Tell the server that we have a valid depth */
  pScreenPriv->fBadDepth = FALSE;

#if CYGDEBUG || YES
  winDebug ("winFinishScreenInitFB - returning\n");
#endif

  return TRUE;
}
示例#3
0
Bool
KdScreenInit(int index, ScreenPtr pScreen, int argc, char **argv)
{
    KdScreenInfo	*screen = kdCurrentScreen;
    KdCardInfo		*card = screen->card;
    KdPrivScreenPtr	pScreenPriv;
    int			fb;
    /*
     * note that screen->fb is set up for the nominal orientation
     * of the screen; that means if randr is rotated, the values
     * there should reflect a rotated frame buffer (or shadow).
     */
    Bool		rotated = (screen->randr & (RR_Rotate_90|RR_Rotate_270)) != 0;
    int			width, height, *width_mmp, *height_mmp;

    KdAllocatePrivates (pScreen);

    pScreenPriv = KdGetScreenPriv(pScreen);
    
    if (!rotated)
    {
	width = screen->width;
	height = screen->height;
	width_mmp = &screen->width_mm;
	height_mmp = &screen->height_mm;
    }
    else
    {
	width = screen->height;
	height = screen->width;
	width_mmp = &screen->height_mm;
	height_mmp = &screen->width_mm;
    }
    screen->pScreen = pScreen;
    pScreenPriv->screen = screen;
    pScreenPriv->card = card;
    for (fb = 0; fb < KD_MAX_FB && screen->fb[fb].depth; fb++)
	pScreenPriv->bytesPerPixel[fb] = screen->fb[fb].bitsPerPixel >> 3;
    pScreenPriv->dpmsState = KD_DPMS_NORMAL;
#ifdef PANORAMIX
    dixScreenOrigins[pScreen->myNum] = screen->origin;
#endif

    if (!monitorResolution)
	monitorResolution = 75;
    /*
     * This is done in this order so that backing store wraps
     * our GC functions; fbFinishScreenInit initializes MI
     * backing store
     */
    if (!fbSetupScreen (pScreen, 
			screen->fb[0].frameBuffer, 
			width, height, 
			monitorResolution, monitorResolution, 
			screen->fb[0].pixelStride,
			screen->fb[0].bitsPerPixel))
    {
	return FALSE;
    }

    /*
     * Set colormap functions
     */
    pScreen->InstallColormap	= KdInstallColormap;
    pScreen->UninstallColormap	= KdUninstallColormap;
    pScreen->ListInstalledColormaps = KdListInstalledColormaps;
    pScreen->StoreColors	= KdStoreColors;
     
    pScreen->SaveScreen		= KdSaveScreen;
    pScreen->CreateWindow	= KdCreateWindow;

#ifdef FB_OLD_SCREEN
    pScreenPriv->BackingStoreFuncs.SaveAreas = fbSaveAreas;
    pScreenPriv->BackingStoreFuncs.RestoreAreas = fbSaveAreas;
    pScreenPriv->BackingStoreFuncs.SetClipmaskRgn = 0;
    pScreenPriv->BackingStoreFuncs.GetImagePixmap = 0;
    pScreenPriv->BackingStoreFuncs.GetSpansPixmap = 0;
#endif

#if KD_MAX_FB > 1
    if (screen->fb[1].depth)
    {
	if (!fbOverlayFinishScreenInit (pScreen, 
					screen->fb[0].frameBuffer, 
					screen->fb[1].frameBuffer, 
					width, height, 
					monitorResolution, monitorResolution,
					screen->fb[0].pixelStride,
					screen->fb[1].pixelStride,
					screen->fb[0].bitsPerPixel,
					screen->fb[1].bitsPerPixel,
					screen->fb[0].depth,
					screen->fb[1].depth))
	{
	    return FALSE;
	}
    }
    else
#endif
    {
	if (!fbFinishScreenInit (pScreen, 
				 screen->fb[0].frameBuffer, 
				 width, height,
				 monitorResolution, monitorResolution,
				 screen->fb[0].pixelStride,
				 screen->fb[0].bitsPerPixel))
	{
	    return FALSE;
	}
    }
    
    /*
     * Fix screen sizes; for some reason mi takes dpi instead of mm.
     * Rounding errors are annoying
     */
    if (*width_mmp)
	pScreen->mmWidth = *width_mmp;
    else
	*width_mmp = pScreen->mmWidth;
    if (*height_mmp)
	pScreen->mmHeight = *height_mmp;
    else
	*height_mmp = pScreen->mmHeight;
    
    /*
     * Plug in our own block/wakeup handlers.
     * miScreenInit installs NoopDDA in both places
     */
    pScreen->BlockHandler	= KdBlockHandler;
    pScreen->WakeupHandler	= KdWakeupHandler;
    
#ifdef RENDER
    if (!fbPictureInit (pScreen, 0, 0))
	return FALSE;
#endif
    if (card->cfuncs->initScreen)
	if (!(*card->cfuncs->initScreen) (pScreen))
	    return FALSE;
	    
    if (!screen->dumb && card->cfuncs->initAccel)
	if (!(*card->cfuncs->initAccel) (pScreen))
	    screen->dumb = TRUE;

    if (screen->off_screen_base < screen->memory_size)
	KdOffscreenInit (pScreen);
    
#ifdef PSEUDO8
    (void) p8Init (pScreen, PSEUDO8_USE_DEFAULT);
#endif
    
    if (card->cfuncs->finishInitScreen)
	if (!(*card->cfuncs->finishInitScreen) (pScreen))
	    return FALSE;
	    
#if 0
    fbInitValidateTree (pScreen);
#endif
    
#if 0
    pScreen->backingStoreSupport = Always;
#ifdef FB_OLD_SCREEN
    miInitializeBackingStore (pScreen, &pScreenPriv->BackingStoreFuncs);
#else
    miInitializeBackingStore (pScreen);
#endif
#endif


    /* 
     * Wrap CloseScreen, the order now is:
     *	KdCloseScreen
     *	miBSCloseScreen
     *	fbCloseScreen
     */
    pScreenPriv->CloseScreen = pScreen->CloseScreen;
    pScreen->CloseScreen = KdCloseScreen;

    pScreenPriv->CreateScreenResources = pScreen->CreateScreenResources;
    pScreen->CreateScreenResources = KdCreateScreenResources;
    
    if (screen->softCursor ||
	!card->cfuncs->initCursor || 
	!(*card->cfuncs->initCursor) (pScreen))
    {
	/* Use MI for cursor display and event queueing. */
	screen->softCursor = TRUE;
	miDCInitialize(pScreen, &kdPointerScreenFuncs);
    }

    
    if (!fbCreateDefColormap (pScreen))
    {
	return FALSE;
    }

    KdSetSubpixelOrder (pScreen, screen->randr);

    /*
     * Enable the hardware
     */
    if (!kdEnabled)
    {
	kdEnabled = TRUE;
	if(kdOsFuncs->Enable)
	    (*kdOsFuncs->Enable) ();
    }
    
    if (screen->mynum == card->selected)
    {
	if(card->cfuncs->preserve)
	    (*card->cfuncs->preserve) (card);
	if(card->cfuncs->enable)
	    if (!(*card->cfuncs->enable) (pScreen))
		return FALSE;
	pScreenPriv->enabled = TRUE;
	if (!screen->softCursor && card->cfuncs->enableCursor)
	    (*card->cfuncs->enableCursor) (pScreen);
	KdEnableColormap (pScreen);
	if (!screen->dumb && card->cfuncs->enableAccel)
	    (*card->cfuncs->enableAccel) (pScreen);
    }
    
    return TRUE;
}