| 1 | /*
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| 2 | * Copyright (c) 2009 Tiago Vignatti
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| 3 | *
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| 4 | * Permission is hereby granted, free of charge, to any person
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| 5 | * obtaining a copy of this software and associated documentation
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| 6 | * files (the "Software"), to deal in the Software without
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| 7 | * restriction, including without limitation the rights to use,
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| 8 | * copy, modify, merge, publish, distribute, sublicense, and/or sell
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| 9 | * copies of the Software, and to permit persons to whom the
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| 10 | * Software is furnished to do so, subject to the following
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| 11 | * conditions:
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| 12 | *
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| 13 | * The above copyright notice and this permission notice shall be
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| 14 | * included in all copies or substantial portions of the Software.
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| 15 | *
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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| 17 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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| 18 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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| 19 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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| 20 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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| 21 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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| 22 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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| 23 | * OTHER DEALINGS IN THE SOFTWARE.
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| 24 | *
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| 25 | */
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| 26 |
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| 27 | #ifdef HAVE_XORG_CONFIG_H
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| 28 | #include <xorg-config.h>
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| 29 | #endif
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| 30 |
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| 31 | #include "misc.h"
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| 32 | #include "xf86.h"
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| 33 | #include "xf86_OSproc.h"
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| 34 | #include <X11/X.h>
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| 35 | #include "colormapst.h"
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| 36 | #include "scrnintstr.h"
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| 37 | #include "screenint.h"
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| 38 | #include "gcstruct.h"
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| 39 | #include "pixmapstr.h"
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| 40 | #include "pixmap.h"
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| 41 | #include "windowstr.h"
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| 42 | #include "window.h"
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| 43 | #include "xf86str.h"
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| 44 | #include "mipointer.h"
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| 45 | #include "mipointrst.h"
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| 46 | #include "picturestr.h"
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| 47 |
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| 48 | #define WRAP_SCREEN(x,y) {pScreenPriv->x = pScreen->x; pScreen->x = y;}
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| 49 |
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| 50 | #define UNWRAP_SCREEN(x) pScreen->x = pScreenPriv->x
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| 51 |
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| 52 | #define SCREEN_PRIV() ((VGAarbiterScreenPtr) dixLookupPrivate(&(pScreen)->devPrivates, VGAarbiterScreenKey))
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| 53 |
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| 54 | #define SCREEN_PROLOG(x) (pScreen->x = SCREEN_PRIV()->x)
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| 55 |
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| 56 | #define SCREEN_EPILOG(x,y) do { \
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| 57 | SCREEN_PRIV()->x = pScreen->x; \
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| 58 | pScreen->x = y; \
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| 59 | } while (0)
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| 60 |
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| 61 | #define WRAP_PICT(x,y) if (ps) {pScreenPriv->x = ps->x;\
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| 62 | ps->x = y;}
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| 63 |
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| 64 | #define UNWRAP_PICT(x) if (ps) {ps->x = pScreenPriv->x;}
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| 65 |
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| 66 | #define PICTURE_PROLOGUE(field) ps->field = \
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| 67 | ((VGAarbiterScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
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| 68 | VGAarbiterScreenKey))->field
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| 69 |
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| 70 | #define PICTURE_EPILOGUE(field, wrap) ps->field = wrap
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| 71 |
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| 72 | #define WRAP_SCREEN_INFO(x,y) do {pScreenPriv->x = pScrn->x; pScrn->x = y;} while(0)
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| 73 |
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| 74 | #define UNWRAP_SCREEN_INFO(x) pScrn->x = pScreenPriv->x
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| 75 |
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| 76 | #define SPRITE_PROLOG miPointerScreenPtr PointPriv = \
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| 77 | (miPointerScreenPtr)dixLookupPrivate(&pScreen->devPrivates, \
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| 78 | miPointerScreenKey); VGAarbiterScreenPtr pScreenPriv = \
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| 79 | ((VGAarbiterScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
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| 80 | VGAarbiterScreenKey)); PointPriv->spriteFuncs = pScreenPriv->miSprite;
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| 81 |
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| 82 | #define SPRITE_EPILOG pScreenPriv->miSprite = PointPriv->spriteFuncs;\
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| 83 | PointPriv->spriteFuncs = &VGAarbiterSpriteFuncs;
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| 84 |
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| 85 | #define WRAP_SPRITE do { pScreenPriv->miSprite = PointPriv->spriteFuncs;\
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| 86 | PointPriv->spriteFuncs = &VGAarbiterSpriteFuncs; \
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| 87 | } while (0)
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| 88 |
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| 89 | #define UNWRAP_SPRITE PointPriv->spriteFuncs = pScreenPriv->miSprite
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| 90 |
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| 91 | #define GC_WRAP(x) pGCPriv->wrapOps = (x)->ops;\
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| 92 | pGCPriv->wrapFuncs = (x)->funcs; (x)->ops = &VGAarbiterGCOps;\
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| 93 | (x)->funcs = &VGAarbiterGCFuncs;
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| 94 |
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| 95 | #define GC_UNWRAP(x) VGAarbiterGCPtr pGCPriv = \
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| 96 | (VGAarbiterGCPtr)dixLookupPrivate(&(x)->devPrivates, VGAarbiterGCKey);\
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| 97 | (x)->ops = pGCPriv->wrapOps; (x)->funcs = pGCPriv->wrapFuncs;
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| 98 |
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| 99 | static inline void
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| 100 | VGAGet(ScreenPtr pScreen)
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| 101 | {
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| 102 | pci_device_vgaarb_set_target(xf86ScreenToScrn(pScreen)->vgaDev);
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| 103 | pci_device_vgaarb_lock();
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| 104 | }
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| 105 |
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| 106 | static inline void
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| 107 | VGAPut(void)
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| 108 | {
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| 109 | pci_device_vgaarb_unlock();
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| 110 | }
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| 111 |
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| 112 | typedef struct _VGAarbiterScreen {
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| 113 | CreateGCProcPtr CreateGC;
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| 114 | CloseScreenProcPtr CloseScreen;
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| 115 | ScreenBlockHandlerProcPtr BlockHandler;
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| 116 | ScreenWakeupHandlerProcPtr WakeupHandler;
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| 117 | GetImageProcPtr GetImage;
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| 118 | GetSpansProcPtr GetSpans;
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| 119 | SourceValidateProcPtr SourceValidate;
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| 120 | CopyWindowProcPtr CopyWindow;
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| 121 | ClearToBackgroundProcPtr ClearToBackground;
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| 122 | CreatePixmapProcPtr CreatePixmap;
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| 123 | SaveScreenProcPtr SaveScreen;
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| 124 | /* Colormap */
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| 125 | StoreColorsProcPtr StoreColors;
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| 126 | /* Cursor */
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| 127 | DisplayCursorProcPtr DisplayCursor;
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| 128 | RealizeCursorProcPtr RealizeCursor;
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| 129 | UnrealizeCursorProcPtr UnrealizeCursor;
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| 130 | RecolorCursorProcPtr RecolorCursor;
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| 131 | SetCursorPositionProcPtr SetCursorPosition;
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| 132 | void (*AdjustFrame) (ScrnInfoPtr, int, int);
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| 133 | Bool (*SwitchMode) (ScrnInfoPtr, DisplayModePtr);
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| 134 | Bool (*EnterVT) (ScrnInfoPtr);
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| 135 | void (*LeaveVT) (ScrnInfoPtr);
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| 136 | void (*FreeScreen) (ScrnInfoPtr);
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| 137 | miPointerSpriteFuncPtr miSprite;
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| 138 | CompositeProcPtr Composite;
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| 139 | GlyphsProcPtr Glyphs;
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| 140 | CompositeRectsProcPtr CompositeRects;
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| 141 | } VGAarbiterScreenRec, *VGAarbiterScreenPtr;
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| 142 |
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| 143 | typedef struct _VGAarbiterGC {
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| 144 | const GCOps *wrapOps;
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| 145 | const GCFuncs *wrapFuncs;
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| 146 | } VGAarbiterGCRec, *VGAarbiterGCPtr;
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| 147 |
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| 148 | /* Screen funcs */
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| 149 | static void VGAarbiterBlockHandler(ScreenPtr pScreen, void *pTimeout,
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| 150 | void *pReadmask);
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| 151 | static void VGAarbiterWakeupHandler(ScreenPtr pScreen,
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| 152 | unsigned long result, void *pReadmask);
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| 153 | static Bool VGAarbiterCloseScreen(ScreenPtr pScreen);
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| 154 | static void VGAarbiterGetImage(DrawablePtr pDrawable, int sx, int sy, int w,
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| 155 | int h, unsigned int format,
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| 156 | unsigned long planemask, char *pdstLine);
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| 157 | static void VGAarbiterGetSpans(DrawablePtr pDrawable, int wMax, DDXPointPtr ppt,
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| 158 | int *pwidth, int nspans, char *pdstStart);
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| 159 | static void VGAarbiterSourceValidate(DrawablePtr pDrawable, int x, int y,
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| 160 | int width, int height,
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| 161 | unsigned int subWindowMode);
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| 162 | static void VGAarbiterCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
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| 163 | RegionPtr prgnSrc);
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| 164 | static void VGAarbiterClearToBackground(WindowPtr pWin, int x, int y, int w,
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| 165 | int h, Bool generateExposures);
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| 166 | static PixmapPtr VGAarbiterCreatePixmap(ScreenPtr pScreen, int w, int h,
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| 167 | int depth, unsigned int usage_hint);
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| 168 | static Bool VGAarbiterCreateGC(GCPtr pGC);
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| 169 | static Bool VGAarbiterSaveScreen(ScreenPtr pScreen, Bool unblank);
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| 170 | static void VGAarbiterStoreColors(ColormapPtr pmap, int ndef, xColorItem
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| 171 | * pdefs);
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| 172 | static void VGAarbiterRecolorCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
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| 173 | CursorPtr pCurs, Bool displayed);
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| 174 | static Bool VGAarbiterRealizeCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
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| 175 | CursorPtr pCursor);
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| 176 | static Bool VGAarbiterUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
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| 177 | CursorPtr pCursor);
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| 178 | static Bool VGAarbiterDisplayCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
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| 179 | CursorPtr pCursor);
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| 180 | static Bool VGAarbiterSetCursorPosition(DeviceIntPtr pDev, ScreenPtr
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| 181 | pScreen, int x, int y,
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| 182 | Bool generateEvent);
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| 183 | static void VGAarbiterAdjustFrame(ScrnInfoPtr pScrn, int x, int y);
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| 184 | static Bool VGAarbiterSwitchMode(ScrnInfoPtr pScrn, DisplayModePtr mode);
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| 185 | static Bool VGAarbiterEnterVT(ScrnInfoPtr pScrn);
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| 186 | static void VGAarbiterLeaveVT(ScrnInfoPtr pScrn);
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| 187 | static void VGAarbiterFreeScreen(ScrnInfoPtr pScrn);
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| 188 |
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| 189 | /* GC funcs */
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| 190 | static void VGAarbiterValidateGC(GCPtr pGC, unsigned long changes,
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| 191 | DrawablePtr pDraw);
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| 192 | static void VGAarbiterChangeGC(GCPtr pGC, unsigned long mask);
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| 193 | static void VGAarbiterCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst);
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| 194 | static void VGAarbiterDestroyGC(GCPtr pGC);
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| 195 | static void VGAarbiterChangeClip(GCPtr pGC, int type, void *pvalue,
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| 196 | int nrects);
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| 197 | static void VGAarbiterDestroyClip(GCPtr pGC);
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| 198 | static void VGAarbiterCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
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| 199 |
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| 200 | /* GC ops */
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| 201 | static void VGAarbiterFillSpans(DrawablePtr pDraw, GC * pGC, int nInit,
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| 202 | DDXPointPtr pptInit, int *pwidthInit,
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| 203 | int fSorted);
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| 204 | static void VGAarbiterSetSpans(DrawablePtr pDraw, GCPtr pGC, char *pcharsrc,
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| 205 | register DDXPointPtr ppt, int *pwidth,
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| 206 | int nspans, int fSorted);
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| 207 | static void VGAarbiterPutImage(DrawablePtr pDraw, GCPtr pGC, int depth, int x,
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| 208 | int y, int w, int h, int leftPad, int format,
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| 209 | char *pImage);
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| 210 | static RegionPtr VGAarbiterCopyArea(DrawablePtr pSrc, DrawablePtr pDst,
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| 211 | GC * pGC, int srcx, int srcy, int width,
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| 212 | int height, int dstx, int dsty);
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| 213 | static RegionPtr VGAarbiterCopyPlane(DrawablePtr pSrc, DrawablePtr pDst,
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| 214 | GCPtr pGC, int srcx, int srcy, int width,
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| 215 | int height, int dstx, int dsty,
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| 216 | unsigned long bitPlane);
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| 217 | static void VGAarbiterPolyPoint(DrawablePtr pDraw, GCPtr pGC, int mode, int npt,
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| 218 | xPoint * pptInit);
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| 219 | static void VGAarbiterPolylines(DrawablePtr pDraw, GCPtr pGC, int mode, int npt,
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| 220 | DDXPointPtr pptInit);
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| 221 | static void VGAarbiterPolySegment(DrawablePtr pDraw, GCPtr pGC, int nseg,
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| 222 | xSegment * pSeg);
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| 223 | static void VGAarbiterPolyRectangle(DrawablePtr pDraw, GCPtr pGC,
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| 224 | int nRectsInit, xRectangle *pRectsInit);
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| 225 | static void VGAarbiterPolyArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
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| 226 | xArc * parcs);
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| 227 | static void VGAarbiterFillPolygon(DrawablePtr pDraw, GCPtr pGC, int shape,
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| 228 | int mode, int count, DDXPointPtr ptsIn);
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| 229 | static void VGAarbiterPolyFillRect(DrawablePtr pDraw, GCPtr pGC, int nrectFill,
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| 230 | xRectangle *prectInit);
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| 231 | static void VGAarbiterPolyFillArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
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| 232 | xArc * parcs);
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| 233 | static int VGAarbiterPolyText8(DrawablePtr pDraw, GCPtr pGC, int x, int y,
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| 234 | int count, char *chars);
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| 235 | static int VGAarbiterPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
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| 236 | int count, unsigned short *chars);
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| 237 | static void VGAarbiterImageText8(DrawablePtr pDraw, GCPtr pGC, int x, int y,
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| 238 | int count, char *chars);
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| 239 | static void VGAarbiterImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
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| 240 | int count, unsigned short *chars);
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| 241 | static void VGAarbiterImageGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
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| 242 | int yInit, unsigned int nglyph,
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| 243 | CharInfoPtr * ppci, void *pglyphBase);
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| 244 | static void VGAarbiterPolyGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
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| 245 | int yInit, unsigned int nglyph,
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| 246 | CharInfoPtr * ppci, void *pglyphBase);
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| 247 | static void VGAarbiterPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr
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| 248 | pDraw, int dx, int dy, int xOrg, int yOrg);
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| 249 |
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| 250 | /* miSpriteFuncs */
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| 251 | static Bool VGAarbiterSpriteRealizeCursor(DeviceIntPtr pDev, ScreenPtr
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| 252 | pScreen, CursorPtr pCur);
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| 253 | static Bool VGAarbiterSpriteUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr
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| 254 | pScreen, CursorPtr pCur);
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| 255 | static void VGAarbiterSpriteSetCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
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| 256 | CursorPtr pCur, int x, int y);
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| 257 | static void VGAarbiterSpriteMoveCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
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| 258 | int x, int y);
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| 259 | static Bool VGAarbiterDeviceCursorInitialize(DeviceIntPtr pDev,
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| 260 | ScreenPtr pScreen);
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| 261 | static void VGAarbiterDeviceCursorCleanup(DeviceIntPtr pDev, ScreenPtr pScreen);
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| 262 |
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| 263 | static void VGAarbiterComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask,
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| 264 | PicturePtr pDst, INT16 xSrc, INT16 ySrc,
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| 265 | INT16 xMask, INT16 yMask, INT16 xDst,
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| 266 | INT16 yDst, CARD16 width, CARD16 height);
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| 267 | static void VGAarbiterGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
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| 268 | PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc,
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| 269 | int nlist, GlyphListPtr list, GlyphPtr * glyphs);
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| 270 | static void VGAarbiterCompositeRects(CARD8 op, PicturePtr pDst,
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| 271 | xRenderColor * color, int nRect,
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| 272 | xRectangle *rects);
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