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/*
* 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);
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 usage_hint);
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);
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