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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_PRIV() ((VGAarbiterScreenPtr) dixLookupPrivate(&(pScreen)->devPrivates, VGAarbiterScreenKey))
#define SCREEN_PROLOG(x) (pScreen->x = SCREEN_PRIV()->x)
#define SCREEN_EPILOG(x,y) do { \
SCREEN_PRIV()->x = pScreen->x; \
pScreen->x = y; \
} while (0)
#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(xf86ScreenToScrn(pScreen)->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) (ScrnInfoPtr, int, int);
Bool (*SwitchMode) (ScrnInfoPtr, DisplayModePtr);
Bool (*EnterVT) (ScrnInfoPtr);
void (*LeaveVT) (ScrnInfoPtr);
void (*FreeScreen) (ScrnInfoPtr);
miPointerSpriteFuncPtr miSprite;
CompositeProcPtr Composite;
GlyphsProcPtr Glyphs;
CompositeRectsProcPtr CompositeRects;
} VGAarbiterScreenRec, *VGAarbiterScreenPtr;
typedef struct _VGAarbiterGC {
const GCOps *wrapOps;
const GCFuncs *wrapFuncs;
} VGAarbiterGCRec, *VGAarbiterGCPtr;
/* Screen funcs */
static void VGAarbiterBlockHandler(ScreenPtr pScreen, void *pTimeout,
void *pReadmask);
static void VGAarbiterWakeupHandler(ScreenPtr pScreen,
unsigned long result, void *pReadmask);
static Bool VGAarbiterCloseScreen(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 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(ScrnInfoPtr pScrn, int x, int y);
static Bool VGAarbiterSwitchMode(ScrnInfoPtr pScrn, DisplayModePtr mode);
static Bool VGAarbiterEnterVT(ScrnInfoPtr pScrn);
static void VGAarbiterLeaveVT(ScrnInfoPtr pScrn);
static void VGAarbiterFreeScreen(ScrnInfoPtr pScrn);
/* 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, void *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, void *pglyphBase);
static void VGAarbiterPolyGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
int yInit, unsigned int nglyph,
CharInfoPtr * ppci, void *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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