1 files changed, 253 insertions, 253 deletions
diff --git a/xorg-server/hw/xfree86/common/xf86VGAarbiterPriv.h b/xorg-server/hw/xfree86/common/xf86VGAarbiterPriv.h
index e1ac20f1f..0f8416b71 100644
--- a/xorg-server/hw/xfree86/common/xf86VGAarbiterPriv.h
+++ b/xorg-server/hw/xfree86/common/xf86VGAarbiterPriv.h
@@ -1,253 +1,253 @@
-/*
- * Copyright (c) 2009 Tiago Vignatti
- *
- * 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 AUTHORS OR COPYRIGHT
- * HOLDERS 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 "misc.h"
-#include "xf86.h"
-#include "xf86_OSproc.h"
-#include <X11/X.h>
-#include "colormapst.h"
-#include "scrnintstr.h"
-#include "screenint.h"
-#include "gcstruct.h"
-#include "pixmapstr.h"
-#include "pixmap.h"
-#include "windowstr.h"
-#include "window.h"
-#include "xf86str.h"
-#include "mipointer.h"
-#include "mipointrst.h"
-# include "picturestr.h"
-
-
-#define WRAP_SCREEN(x,y) {pScreenPriv->x = pScreen->x; pScreen->x = y;}
-
-#define UNWRAP_SCREEN(x) pScreen->x = pScreenPriv->x
-
-#define SCREEN_PROLOG(x) pScreen->x = ((VGAarbiterScreenPtr) \
-    dixLookupPrivate(&(pScreen)->devPrivates, VGAarbiterScreenKey))->x
-
-#define SCREEN_EPILOG(x,y) pScreen->x = y;
-
-#define WRAP_PICT(x,y) if (ps) {pScreenPriv->x = ps->x;\
-    ps->x = y;}
-
-#define UNWRAP_PICT(x) if (ps) {ps->x = pScreenPriv->x;}
-
-#define PICTURE_PROLOGUE(field) ps->field = \
-    ((VGAarbiterScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
-    VGAarbiterScreenKey))->field
-
-#define PICTURE_EPILOGUE(field, wrap) ps->field = wrap
-
-#define WRAP_SCREEN_INFO(x,y) do {pScreenPriv->x = pScrn->x; pScrn->x = y;} while(0)
-
-#define UNWRAP_SCREEN_INFO(x) pScrn->x = pScreenPriv->x
-
-#define SPRITE_PROLOG miPointerScreenPtr PointPriv = \
-    (miPointerScreenPtr)dixLookupPrivate(&pScreen->devPrivates, \
-    miPointerScreenKey); VGAarbiterScreenPtr pScreenPriv = \
-    ((VGAarbiterScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
-    VGAarbiterScreenKey)); PointPriv->spriteFuncs = pScreenPriv->miSprite;
-
-#define SPRITE_EPILOG pScreenPriv->miSprite = PointPriv->spriteFuncs;\
-    PointPriv->spriteFuncs  = &VGAarbiterSpriteFuncs;
-
-#define WRAP_SPRITE do { pScreenPriv->miSprite = PointPriv->spriteFuncs;\
-    	PointPriv->spriteFuncs  = &VGAarbiterSpriteFuncs; 		\
-	} while (0)
-
-#define UNWRAP_SPRITE PointPriv->spriteFuncs = pScreenPriv->miSprite
-
-#define GC_WRAP(x) pGCPriv->wrapOps = (x)->ops;\
-    pGCPriv->wrapFuncs = (x)->funcs; (x)->ops = &VGAarbiterGCOps;\
-    (x)->funcs = &VGAarbiterGCFuncs;
-
-#define GC_UNWRAP(x) VGAarbiterGCPtr  pGCPriv = \
-    (VGAarbiterGCPtr)dixLookupPrivate(&(x)->devPrivates, VGAarbiterGCKey);\
-    (x)->ops = pGCPriv->wrapOps; (x)->funcs = pGCPriv->wrapFuncs;
-
-static inline void
-VGAGet(ScreenPtr pScreen) {
-    pci_device_vgaarb_set_target(xf86Screens[pScreen->myNum]->vgaDev);
-    pci_device_vgaarb_lock();
-}
-
-static inline void
-VGAPut(void) {
-    pci_device_vgaarb_unlock();
-}
-
-typedef struct _VGAarbiterScreen {
-    CreateGCProcPtr             CreateGC;
-    CloseScreenProcPtr          CloseScreen;
-    ScreenBlockHandlerProcPtr   BlockHandler;
-    ScreenWakeupHandlerProcPtr  WakeupHandler;
-    GetImageProcPtr             GetImage;
-    GetSpansProcPtr             GetSpans;
-    SourceValidateProcPtr       SourceValidate;
-    CopyWindowProcPtr           CopyWindow;
-    ClearToBackgroundProcPtr    ClearToBackground;
-    CreatePixmapProcPtr         CreatePixmap;
-    SaveScreenProcPtr           SaveScreen;
-    /* Colormap */
-    StoreColorsProcPtr          StoreColors;
-    /* Cursor */
-    DisplayCursorProcPtr        DisplayCursor;
-    RealizeCursorProcPtr        RealizeCursor;
-    UnrealizeCursorProcPtr      UnrealizeCursor;
-    RecolorCursorProcPtr        RecolorCursor;
-    SetCursorPositionProcPtr    SetCursorPosition;
-    void                        (*AdjustFrame)(int,int,int,int);
-    Bool                        (*SwitchMode)(int, DisplayModePtr,int);
-    Bool                        (*EnterVT)(int, int);
-    void                        (*LeaveVT)(int, int);
-    void                        (*FreeScreen)(int, int);
-    miPointerSpriteFuncPtr      miSprite;
-    CompositeProcPtr            Composite;
-    GlyphsProcPtr               Glyphs;
-    CompositeRectsProcPtr       CompositeRects;
-} VGAarbiterScreenRec, *VGAarbiterScreenPtr;
-
-typedef struct _VGAarbiterGC {
-    GCOps                       *wrapOps;
-    GCFuncs                     *wrapFuncs;
-} VGAarbiterGCRec, *VGAarbiterGCPtr;
-
-/* Screen funcs */
-static void VGAarbiterBlockHandler(int i, pointer blockData, pointer pTimeout, pointer pReadmask);
-static void VGAarbiterWakeupHandler(int i, pointer blockData, unsigned long result, pointer pReadmask);
-static Bool VGAarbiterCloseScreen (int i, ScreenPtr pScreen);
-static void VGAarbiterGetImage (DrawablePtr pDrawable, int sx, int sy, int w,
-    int h, unsigned int format, unsigned long planemask, char *pdstLine);
-static void VGAarbiterGetSpans (DrawablePtr pDrawable, int wMax, DDXPointPtr
-    ppt, int *pwidth, int nspans, char  *pdstStart);
-static void VGAarbiterSourceValidate (DrawablePtr pDrawable, int x, int y,
-    int width, int height, unsigned int subWindowMode);
-static void VGAarbiterCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
-    RegionPtr prgnSrc);
-static void VGAarbiterClearToBackground (WindowPtr pWin, int x, int y, int w,
-    int h, Bool generateExposures);
-static PixmapPtr VGAarbiterCreatePixmap(ScreenPtr pScreen, int w, int h,
-    int depth, unsigned int class);
-static Bool  VGAarbiterCreateGC(GCPtr pGC);
-static Bool VGAarbiterSaveScreen(ScreenPtr pScreen, Bool unblank);
-static void VGAarbiterStoreColors (ColormapPtr pmap, int ndef, xColorItem
-    *pdefs);
-static void VGAarbiterRecolorCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
-    CursorPtr pCurs, Bool displayed);
-static Bool VGAarbiterRealizeCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
-    CursorPtr pCursor);
-static Bool VGAarbiterUnrealizeCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
-    CursorPtr pCursor);
-static Bool VGAarbiterDisplayCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
-    CursorPtr pCursor);
-static Bool VGAarbiterSetCursorPosition (DeviceIntPtr pDev, ScreenPtr
-    pScreen, int x, int y, Bool generateEvent);
-static void VGAarbiterAdjustFrame(int index, int x, int y, int flags);
-static Bool VGAarbiterSwitchMode(int index, DisplayModePtr mode, int flags);
-static Bool VGAarbiterEnterVT(int index, int flags);
-static void VGAarbiterLeaveVT(int index, int flags);
-static void VGAarbiterFreeScreen(int index, int flags);
-
-/* GC funcs */
-static void VGAarbiterValidateGC(GCPtr pGC, unsigned long changes,
-    DrawablePtr pDraw);
-static void VGAarbiterChangeGC(GCPtr pGC, unsigned long mask);
-static void VGAarbiterCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst);
-static void VGAarbiterDestroyGC(GCPtr pGC);
-static void VGAarbiterChangeClip(GCPtr pGC, int type, pointer pvalue,
-    int nrects);
-static void VGAarbiterDestroyClip(GCPtr pGC);
-static void VGAarbiterCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
-
-/* GC ops */
-static void VGAarbiterFillSpans( DrawablePtr pDraw, GC *pGC, int nInit,
-    DDXPointPtr pptInit, int *pwidthInit, int fSorted);
-static void VGAarbiterSetSpans(DrawablePtr pDraw, GCPtr pGC, char *pcharsrc,
-    register DDXPointPtr ppt, int *pwidth, int nspans, int fSorted);
-static void VGAarbiterPutImage(DrawablePtr pDraw, GCPtr pGC, int depth,
-    int x, int y, int w, int h, int leftPad, int format, char *pImage);
-static RegionPtr VGAarbiterCopyArea(DrawablePtr pSrc, DrawablePtr pDst,
-    GC *pGC, int srcx, int srcy, int width, int height, int dstx, int dsty);
-static RegionPtr VGAarbiterCopyPlane(DrawablePtr pSrc, DrawablePtr pDst,
-    GCPtr pGC, int srcx, int srcy, int width, int height, int dstx, int dsty,
-    unsigned long bitPlane);
-static void VGAarbiterPolyPoint(DrawablePtr pDraw, GCPtr pGC, int mode,
-    int npt, xPoint *pptInit);
-static void VGAarbiterPolylines(DrawablePtr pDraw, GCPtr pGC, int mode,
-    int npt, DDXPointPtr pptInit);
-static void VGAarbiterPolySegment(DrawablePtr pDraw, GCPtr pGC, int nseg,
-    xSegment *pSeg);
-static void VGAarbiterPolyRectangle(DrawablePtr pDraw, GCPtr pGC,
-    int nRectsInit, xRectangle *pRectsInit);
-static void VGAarbiterPolyArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
-    xArc *parcs);
-static void VGAarbiterFillPolygon(DrawablePtr pDraw, GCPtr pGC, int shape,
-    int mode, int count, DDXPointPtr ptsIn);
-static void VGAarbiterPolyFillRect( DrawablePtr pDraw, GCPtr pGC,
-    int nrectFill, xRectangle *prectInit);
-static void VGAarbiterPolyFillArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
-    xArc *parcs);
-static int VGAarbiterPolyText8(DrawablePtr pDraw, GCPtr pGC, int x, int y,
-    int count, char *chars);
-static int VGAarbiterPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
-    int count, unsigned short *chars);
-static void VGAarbiterImageText8(DrawablePtr pDraw, GCPtr pGC, int x, int y,
-    int count, char *chars);
-static void VGAarbiterImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
-    int count, unsigned short *chars);
-static void VGAarbiterImageGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
-    int yInit, unsigned int nglyph, CharInfoPtr *ppci, pointer pglyphBase);
-static void VGAarbiterPolyGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
-    int yInit, unsigned int nglyph, CharInfoPtr *ppci, pointer pglyphBase);
-static void VGAarbiterPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr
-    pDraw, int dx, int dy, int xOrg, int yOrg);
-
-/* miSpriteFuncs */
-static Bool VGAarbiterSpriteRealizeCursor(DeviceIntPtr pDev, ScreenPtr
-    pScreen, CursorPtr pCur);
-static Bool VGAarbiterSpriteUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr
-    pScreen, CursorPtr pCur);
-static void VGAarbiterSpriteSetCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
-    CursorPtr pCur, int x, int y);
-static void VGAarbiterSpriteMoveCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
-    int x, int y);
-static Bool VGAarbiterDeviceCursorInitialize(DeviceIntPtr pDev, ScreenPtr pScreen);
-static void VGAarbiterDeviceCursorCleanup(DeviceIntPtr pDev, ScreenPtr pScreen);
-
-
-static void VGAarbiterComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask,
-    PicturePtr pDst, INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
-    INT16 xDst, INT16 yDst, CARD16 width, CARD16 height);
-static void VGAarbiterGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
-    PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist, GlyphListPtr
-    list, GlyphPtr *glyphs);
-static void VGAarbiterCompositeRects(CARD8 op, PicturePtr pDst, xRenderColor
-    *color, int nRect, xRectangle *rects);
+/*
+ * Copyright (c) 2009 Tiago Vignatti
+ *
+ * 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 AUTHORS OR COPYRIGHT
+ * HOLDERS 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 "misc.h"
+#include "xf86.h"
+#include "xf86_OSproc.h"
+#include <X11/X.h>
+#include "colormapst.h"
+#include "scrnintstr.h"
+#include "screenint.h"
+#include "gcstruct.h"
+#include "pixmapstr.h"
+#include "pixmap.h"
+#include "windowstr.h"
+#include "window.h"
+#include "xf86str.h"
+#include "mipointer.h"
+#include "mipointrst.h"
+# include "picturestr.h"
+
+
+#define WRAP_SCREEN(x,y) {pScreenPriv->x = pScreen->x; pScreen->x = y;}
+
+#define UNWRAP_SCREEN(x) pScreen->x = pScreenPriv->x
+
+#define SCREEN_PROLOG(x) pScreen->x = ((VGAarbiterScreenPtr) \
+    dixLookupPrivate(&(pScreen)->devPrivates, VGAarbiterScreenKey))->x
+
+#define SCREEN_EPILOG(x,y) pScreen->x = y;
+
+#define WRAP_PICT(x,y) if (ps) {pScreenPriv->x = ps->x;\
+    ps->x = y;}
+
+#define UNWRAP_PICT(x) if (ps) {ps->x = pScreenPriv->x;}
+
+#define PICTURE_PROLOGUE(field) ps->field = \
+    ((VGAarbiterScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
+    VGAarbiterScreenKey))->field
+
+#define PICTURE_EPILOGUE(field, wrap) ps->field = wrap
+
+#define WRAP_SCREEN_INFO(x,y) do {pScreenPriv->x = pScrn->x; pScrn->x = y;} while(0)
+
+#define UNWRAP_SCREEN_INFO(x) pScrn->x = pScreenPriv->x
+
+#define SPRITE_PROLOG miPointerScreenPtr PointPriv = \
+    (miPointerScreenPtr)dixLookupPrivate(&pScreen->devPrivates, \
+    miPointerScreenKey); VGAarbiterScreenPtr pScreenPriv = \
+    ((VGAarbiterScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
+    VGAarbiterScreenKey)); PointPriv->spriteFuncs = pScreenPriv->miSprite;
+
+#define SPRITE_EPILOG pScreenPriv->miSprite = PointPriv->spriteFuncs;\
+    PointPriv->spriteFuncs  = &VGAarbiterSpriteFuncs;
+
+#define WRAP_SPRITE do { pScreenPriv->miSprite = PointPriv->spriteFuncs;\
+    	PointPriv->spriteFuncs  = &VGAarbiterSpriteFuncs; 		\
+	} while (0)
+
+#define UNWRAP_SPRITE PointPriv->spriteFuncs = pScreenPriv->miSprite
+
+#define GC_WRAP(x) pGCPriv->wrapOps = (x)->ops;\
+    pGCPriv->wrapFuncs = (x)->funcs; (x)->ops = &VGAarbiterGCOps;\
+    (x)->funcs = &VGAarbiterGCFuncs;
+
+#define GC_UNWRAP(x) VGAarbiterGCPtr  pGCPriv = \
+    (VGAarbiterGCPtr)dixLookupPrivate(&(x)->devPrivates, VGAarbiterGCKey);\
+    (x)->ops = pGCPriv->wrapOps; (x)->funcs = pGCPriv->wrapFuncs;
+
+static inline void
+VGAGet(ScreenPtr pScreen) {
+    pci_device_vgaarb_set_target(xf86Screens[pScreen->myNum]->vgaDev);
+    pci_device_vgaarb_lock();
+}
+
+static inline void
+VGAPut(void) {
+    pci_device_vgaarb_unlock();
+}
+
+typedef struct _VGAarbiterScreen {
+    CreateGCProcPtr             CreateGC;
+    CloseScreenProcPtr          CloseScreen;
+    ScreenBlockHandlerProcPtr   BlockHandler;
+    ScreenWakeupHandlerProcPtr  WakeupHandler;
+    GetImageProcPtr             GetImage;
+    GetSpansProcPtr             GetSpans;
+    SourceValidateProcPtr       SourceValidate;
+    CopyWindowProcPtr           CopyWindow;
+    ClearToBackgroundProcPtr    ClearToBackground;
+    CreatePixmapProcPtr         CreatePixmap;
+    SaveScreenProcPtr           SaveScreen;
+    /* Colormap */
+    StoreColorsProcPtr          StoreColors;
+    /* Cursor */
+    DisplayCursorProcPtr        DisplayCursor;
+    RealizeCursorProcPtr        RealizeCursor;
+    UnrealizeCursorProcPtr      UnrealizeCursor;
+    RecolorCursorProcPtr        RecolorCursor;
+    SetCursorPositionProcPtr    SetCursorPosition;
+    void                        (*AdjustFrame)(int,int,int,int);
+    Bool                        (*SwitchMode)(int, DisplayModePtr,int);
+    Bool                        (*EnterVT)(int, int);
+    void                        (*LeaveVT)(int, int);
+    void                        (*FreeScreen)(int, int);
+    miPointerSpriteFuncPtr      miSprite;
+    CompositeProcPtr            Composite;
+    GlyphsProcPtr               Glyphs;
+    CompositeRectsProcPtr       CompositeRects;
+} VGAarbiterScreenRec, *VGAarbiterScreenPtr;
+
+typedef struct _VGAarbiterGC {
+    GCOps                       *wrapOps;
+    GCFuncs                     *wrapFuncs;
+} VGAarbiterGCRec, *VGAarbiterGCPtr;
+
+/* Screen funcs */
+static void VGAarbiterBlockHandler(int i, pointer blockData, pointer pTimeout, pointer pReadmask);
+static void VGAarbiterWakeupHandler(int i, pointer blockData, unsigned long result, pointer pReadmask);
+static Bool VGAarbiterCloseScreen (int i, ScreenPtr pScreen);
+static void VGAarbiterGetImage (DrawablePtr pDrawable, int sx, int sy, int w,
+    int h, unsigned int format, unsigned long planemask, char *pdstLine);
+static void VGAarbiterGetSpans (DrawablePtr pDrawable, int wMax, DDXPointPtr
+    ppt, int *pwidth, int nspans, char  *pdstStart);
+static void VGAarbiterSourceValidate (DrawablePtr pDrawable, int x, int y,
+    int width, int height, unsigned int subWindowMode);
+static void VGAarbiterCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
+    RegionPtr prgnSrc);
+static void VGAarbiterClearToBackground (WindowPtr pWin, int x, int y, int w,
+    int h, Bool generateExposures);
+static PixmapPtr VGAarbiterCreatePixmap(ScreenPtr pScreen, int w, int h,
+    int depth, unsigned int class);
+static Bool  VGAarbiterCreateGC(GCPtr pGC);
+static Bool VGAarbiterSaveScreen(ScreenPtr pScreen, Bool unblank);
+static void VGAarbiterStoreColors (ColormapPtr pmap, int ndef, xColorItem
+    *pdefs);
+static void VGAarbiterRecolorCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
+    CursorPtr pCurs, Bool displayed);
+static Bool VGAarbiterRealizeCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
+    CursorPtr pCursor);
+static Bool VGAarbiterUnrealizeCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
+    CursorPtr pCursor);
+static Bool VGAarbiterDisplayCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
+    CursorPtr pCursor);
+static Bool VGAarbiterSetCursorPosition (DeviceIntPtr pDev, ScreenPtr
+    pScreen, int x, int y, Bool generateEvent);
+static void VGAarbiterAdjustFrame(int index, int x, int y, int flags);
+static Bool VGAarbiterSwitchMode(int index, DisplayModePtr mode, int flags);
+static Bool VGAarbiterEnterVT(int index, int flags);
+static void VGAarbiterLeaveVT(int index, int flags);
+static void VGAarbiterFreeScreen(int index, int flags);
+
+/* GC funcs */
+static void VGAarbiterValidateGC(GCPtr pGC, unsigned long changes,
+    DrawablePtr pDraw);
+static void VGAarbiterChangeGC(GCPtr pGC, unsigned long mask);
+static void VGAarbiterCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst);
+static void VGAarbiterDestroyGC(GCPtr pGC);
+static void VGAarbiterChangeClip(GCPtr pGC, int type, pointer pvalue,
+    int nrects);
+static void VGAarbiterDestroyClip(GCPtr pGC);
+static void VGAarbiterCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
+
+/* GC ops */
+static void VGAarbiterFillSpans( DrawablePtr pDraw, GC *pGC, int nInit,
+    DDXPointPtr pptInit, int *pwidthInit, int fSorted);
+static void VGAarbiterSetSpans(DrawablePtr pDraw, GCPtr pGC, char *pcharsrc,
+    register DDXPointPtr ppt, int *pwidth, int nspans, int fSorted);
+static void VGAarbiterPutImage(DrawablePtr pDraw, GCPtr pGC, int depth,
+    int x, int y, int w, int h, int leftPad, int format, char *pImage);
+static RegionPtr VGAarbiterCopyArea(DrawablePtr pSrc, DrawablePtr pDst,
+    GC *pGC, int srcx, int srcy, int width, int height, int dstx, int dsty);
+static RegionPtr VGAarbiterCopyPlane(DrawablePtr pSrc, DrawablePtr pDst,
+    GCPtr pGC, int srcx, int srcy, int width, int height, int dstx, int dsty,
+    unsigned long bitPlane);
+static void VGAarbiterPolyPoint(DrawablePtr pDraw, GCPtr pGC, int mode,
+    int npt, xPoint *pptInit);
+static void VGAarbiterPolylines(DrawablePtr pDraw, GCPtr pGC, int mode,
+    int npt, DDXPointPtr pptInit);
+static void VGAarbiterPolySegment(DrawablePtr pDraw, GCPtr pGC, int nseg,
+    xSegment *pSeg);
+static void VGAarbiterPolyRectangle(DrawablePtr pDraw, GCPtr pGC,
+    int nRectsInit, xRectangle *pRectsInit);
+static void VGAarbiterPolyArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
+    xArc *parcs);
+static void VGAarbiterFillPolygon(DrawablePtr pDraw, GCPtr pGC, int shape,
+    int mode, int count, DDXPointPtr ptsIn);
+static void VGAarbiterPolyFillRect( DrawablePtr pDraw, GCPtr pGC,
+    int nrectFill, xRectangle *prectInit);
+static void VGAarbiterPolyFillArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
+    xArc *parcs);
+static int VGAarbiterPolyText8(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+    int count, char *chars);
+static int VGAarbiterPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+    int count, unsigned short *chars);
+static void VGAarbiterImageText8(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+    int count, char *chars);
+static void VGAarbiterImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+    int count, unsigned short *chars);
+static void VGAarbiterImageGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
+    int yInit, unsigned int nglyph, CharInfoPtr *ppci, pointer pglyphBase);
+static void VGAarbiterPolyGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
+    int yInit, unsigned int nglyph, CharInfoPtr *ppci, pointer pglyphBase);
+static void VGAarbiterPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr
+    pDraw, int dx, int dy, int xOrg, int yOrg);
+
+/* miSpriteFuncs */
+static Bool VGAarbiterSpriteRealizeCursor(DeviceIntPtr pDev, ScreenPtr
+    pScreen, CursorPtr pCur);
+static Bool VGAarbiterSpriteUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr
+    pScreen, CursorPtr pCur);
+static void VGAarbiterSpriteSetCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
+    CursorPtr pCur, int x, int y);
+static void VGAarbiterSpriteMoveCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
+    int x, int y);
+static Bool VGAarbiterDeviceCursorInitialize(DeviceIntPtr pDev, ScreenPtr pScreen);
+static void VGAarbiterDeviceCursorCleanup(DeviceIntPtr pDev, ScreenPtr pScreen);
+
+
+static void VGAarbiterComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask,
+    PicturePtr pDst, INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
+    INT16 xDst, INT16 yDst, CARD16 width, CARD16 height);
+static void VGAarbiterGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
+    PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist, GlyphListPtr
+    list, GlyphPtr *glyphs);
+static void VGAarbiterCompositeRects(CARD8 op, PicturePtr pDst, xRenderColor
+    *color, int nRect, xRectangle *rects);