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 |
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49 | #define WRAP_SCREEN(x,y) {pScreenPriv->x = pScreen->x; pScreen->x = y;}
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50 |
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51 | #define UNWRAP_SCREEN(x) pScreen->x = pScreenPriv->x
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52 |
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53 | #define SCREEN_PROLOG(x) pScreen->x = ((VGAarbiterScreenPtr) \
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54 | dixLookupPrivate(&(pScreen)->devPrivates, VGAarbiterScreenKey))->x
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55 |
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56 | #define SCREEN_EPILOG(x,y) pScreen->x = y;
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57 |
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58 | #define WRAP_PICT(x,y) if (ps) {pScreenPriv->x = ps->x;\
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59 | ps->x = y;}
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60 |
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61 | #define UNWRAP_PICT(x) if (ps) {ps->x = pScreenPriv->x;}
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62 |
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63 | #define PICTURE_PROLOGUE(field) ps->field = \
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64 | ((VGAarbiterScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
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65 | VGAarbiterScreenKey))->field
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66 |
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67 | #define PICTURE_EPILOGUE(field, wrap) ps->field = wrap
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68 |
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69 | #define WRAP_SCREEN_INFO(x,y) do {pScreenPriv->x = pScrn->x; pScrn->x = y;} while(0)
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70 |
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71 | #define UNWRAP_SCREEN_INFO(x) pScrn->x = pScreenPriv->x
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72 |
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73 | #define SPRITE_PROLOG miPointerScreenPtr PointPriv = \
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74 | (miPointerScreenPtr)dixLookupPrivate(&pScreen->devPrivates, \
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75 | miPointerScreenKey); VGAarbiterScreenPtr pScreenPriv = \
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76 | ((VGAarbiterScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
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77 | VGAarbiterScreenKey)); PointPriv->spriteFuncs = pScreenPriv->miSprite;
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78 |
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79 | #define SPRITE_EPILOG pScreenPriv->miSprite = PointPriv->spriteFuncs;\
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80 | PointPriv->spriteFuncs = &VGAarbiterSpriteFuncs;
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81 |
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82 | #define WRAP_SPRITE do { pScreenPriv->miSprite = PointPriv->spriteFuncs;\
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83 | PointPriv->spriteFuncs = &VGAarbiterSpriteFuncs; \
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84 | } while (0)
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85 |
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86 | #define UNWRAP_SPRITE PointPriv->spriteFuncs = pScreenPriv->miSprite
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87 |
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88 | #define GC_WRAP(x) pGCPriv->wrapOps = (x)->ops;\
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89 | pGCPriv->wrapFuncs = (x)->funcs; (x)->ops = &VGAarbiterGCOps;\
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90 | (x)->funcs = &VGAarbiterGCFuncs;
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91 |
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92 | #define GC_UNWRAP(x) VGAarbiterGCPtr pGCPriv = \
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93 | (VGAarbiterGCPtr)dixLookupPrivate(&(x)->devPrivates, VGAarbiterGCKey);\
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94 | (x)->ops = pGCPriv->wrapOps; (x)->funcs = pGCPriv->wrapFuncs;
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95 |
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96 | static inline void
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97 | VGAGet(ScreenPtr pScreen) {
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98 | pci_device_vgaarb_set_target(xf86Screens[pScreen->myNum]->vgaDev);
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99 | pci_device_vgaarb_lock();
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100 | }
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101 |
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102 | static inline void
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103 | VGAPut(void) {
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104 | pci_device_vgaarb_unlock();
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105 | }
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106 |
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107 | typedef struct _VGAarbiterScreen {
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108 | CreateGCProcPtr CreateGC;
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109 | CloseScreenProcPtr CloseScreen;
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110 | ScreenBlockHandlerProcPtr BlockHandler;
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111 | ScreenWakeupHandlerProcPtr WakeupHandler;
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112 | GetImageProcPtr GetImage;
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113 | GetSpansProcPtr GetSpans;
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114 | SourceValidateProcPtr SourceValidate;
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115 | CopyWindowProcPtr CopyWindow;
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116 | ClearToBackgroundProcPtr ClearToBackground;
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117 | CreatePixmapProcPtr CreatePixmap;
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118 | SaveScreenProcPtr SaveScreen;
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119 | /* Colormap */
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120 | StoreColorsProcPtr StoreColors;
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121 | /* Cursor */
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122 | DisplayCursorProcPtr DisplayCursor;
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123 | RealizeCursorProcPtr RealizeCursor;
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124 | UnrealizeCursorProcPtr UnrealizeCursor;
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125 | RecolorCursorProcPtr RecolorCursor;
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126 | SetCursorPositionProcPtr SetCursorPosition;
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127 | void (*AdjustFrame)(int,int,int,int);
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128 | Bool (*SwitchMode)(int, DisplayModePtr,int);
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129 | Bool (*EnterVT)(int, int);
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130 | void (*LeaveVT)(int, int);
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131 | void (*FreeScreen)(int, int);
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132 | miPointerSpriteFuncPtr miSprite;
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133 | CompositeProcPtr Composite;
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134 | GlyphsProcPtr Glyphs;
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135 | CompositeRectsProcPtr CompositeRects;
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136 | } VGAarbiterScreenRec, *VGAarbiterScreenPtr;
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137 |
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138 | typedef struct _VGAarbiterGC {
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139 | GCOps *wrapOps;
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140 | GCFuncs *wrapFuncs;
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141 | } VGAarbiterGCRec, *VGAarbiterGCPtr;
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142 |
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143 | /* Screen funcs */
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144 | static void VGAarbiterBlockHandler(int i, pointer blockData, pointer pTimeout, pointer pReadmask);
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145 | static void VGAarbiterWakeupHandler(int i, pointer blockData, unsigned long result, pointer pReadmask);
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146 | static Bool VGAarbiterCloseScreen (int i, ScreenPtr pScreen);
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147 | static void VGAarbiterGetImage (DrawablePtr pDrawable, int sx, int sy, int w,
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148 | int h, unsigned int format, unsigned long planemask, char *pdstLine);
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149 | static void VGAarbiterGetSpans (DrawablePtr pDrawable, int wMax, DDXPointPtr
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150 | ppt, int *pwidth, int nspans, char *pdstStart);
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151 | static void VGAarbiterSourceValidate (DrawablePtr pDrawable, int x, int y,
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152 | int width, int height, unsigned int subWindowMode);
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153 | static void VGAarbiterCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
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154 | RegionPtr prgnSrc);
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155 | static void VGAarbiterClearToBackground (WindowPtr pWin, int x, int y, int w,
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156 | int h, Bool generateExposures);
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157 | static PixmapPtr VGAarbiterCreatePixmap(ScreenPtr pScreen, int w, int h,
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158 | int depth, unsigned int usage_hint);
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159 | static Bool VGAarbiterCreateGC(GCPtr pGC);
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160 | static Bool VGAarbiterSaveScreen(ScreenPtr pScreen, Bool unblank);
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161 | static void VGAarbiterStoreColors (ColormapPtr pmap, int ndef, xColorItem
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162 | *pdefs);
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163 | static void VGAarbiterRecolorCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
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164 | CursorPtr pCurs, Bool displayed);
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165 | static Bool VGAarbiterRealizeCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
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166 | CursorPtr pCursor);
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167 | static Bool VGAarbiterUnrealizeCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
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168 | CursorPtr pCursor);
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169 | static Bool VGAarbiterDisplayCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
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170 | CursorPtr pCursor);
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171 | static Bool VGAarbiterSetCursorPosition (DeviceIntPtr pDev, ScreenPtr
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172 | pScreen, int x, int y, Bool generateEvent);
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173 | static void VGAarbiterAdjustFrame(int index, int x, int y, int flags);
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174 | static Bool VGAarbiterSwitchMode(int index, DisplayModePtr mode, int flags);
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175 | static Bool VGAarbiterEnterVT(int index, int flags);
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176 | static void VGAarbiterLeaveVT(int index, int flags);
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177 | static void VGAarbiterFreeScreen(int index, int flags);
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178 |
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179 | /* GC funcs */
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180 | static void VGAarbiterValidateGC(GCPtr pGC, unsigned long changes,
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181 | DrawablePtr pDraw);
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182 | static void VGAarbiterChangeGC(GCPtr pGC, unsigned long mask);
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183 | static void VGAarbiterCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst);
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184 | static void VGAarbiterDestroyGC(GCPtr pGC);
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185 | static void VGAarbiterChangeClip(GCPtr pGC, int type, pointer pvalue,
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186 | int nrects);
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187 | static void VGAarbiterDestroyClip(GCPtr pGC);
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188 | static void VGAarbiterCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
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189 |
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190 | /* GC ops */
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191 | static void VGAarbiterFillSpans( DrawablePtr pDraw, GC *pGC, int nInit,
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192 | DDXPointPtr pptInit, int *pwidthInit, int fSorted);
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193 | static void VGAarbiterSetSpans(DrawablePtr pDraw, GCPtr pGC, char *pcharsrc,
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194 | register DDXPointPtr ppt, int *pwidth, int nspans, int fSorted);
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195 | static void VGAarbiterPutImage(DrawablePtr pDraw, GCPtr pGC, int depth,
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196 | int x, int y, int w, int h, int leftPad, int format, char *pImage);
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197 | static RegionPtr VGAarbiterCopyArea(DrawablePtr pSrc, DrawablePtr pDst,
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198 | GC *pGC, int srcx, int srcy, int width, int height, int dstx, int dsty);
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199 | static RegionPtr VGAarbiterCopyPlane(DrawablePtr pSrc, DrawablePtr pDst,
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200 | GCPtr pGC, int srcx, int srcy, int width, int height, int dstx, int dsty,
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201 | unsigned long bitPlane);
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202 | static void VGAarbiterPolyPoint(DrawablePtr pDraw, GCPtr pGC, int mode,
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203 | int npt, xPoint *pptInit);
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204 | static void VGAarbiterPolylines(DrawablePtr pDraw, GCPtr pGC, int mode,
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205 | int npt, DDXPointPtr pptInit);
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206 | static void VGAarbiterPolySegment(DrawablePtr pDraw, GCPtr pGC, int nseg,
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207 | xSegment *pSeg);
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208 | static void VGAarbiterPolyRectangle(DrawablePtr pDraw, GCPtr pGC,
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209 | int nRectsInit, xRectangle *pRectsInit);
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210 | static void VGAarbiterPolyArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
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211 | xArc *parcs);
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212 | static void VGAarbiterFillPolygon(DrawablePtr pDraw, GCPtr pGC, int shape,
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213 | int mode, int count, DDXPointPtr ptsIn);
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214 | static void VGAarbiterPolyFillRect( DrawablePtr pDraw, GCPtr pGC,
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215 | int nrectFill, xRectangle *prectInit);
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216 | static void VGAarbiterPolyFillArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
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217 | xArc *parcs);
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218 | static int VGAarbiterPolyText8(DrawablePtr pDraw, GCPtr pGC, int x, int y,
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219 | int count, char *chars);
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220 | static int VGAarbiterPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
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221 | int count, unsigned short *chars);
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222 | static void VGAarbiterImageText8(DrawablePtr pDraw, GCPtr pGC, int x, int y,
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223 | int count, char *chars);
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224 | static void VGAarbiterImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
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225 | int count, unsigned short *chars);
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226 | static void VGAarbiterImageGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
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227 | int yInit, unsigned int nglyph, CharInfoPtr *ppci, pointer pglyphBase);
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228 | static void VGAarbiterPolyGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
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229 | int yInit, unsigned int nglyph, CharInfoPtr *ppci, pointer pglyphBase);
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230 | static void VGAarbiterPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr
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231 | pDraw, int dx, int dy, int xOrg, int yOrg);
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232 |
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233 | /* miSpriteFuncs */
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234 | static Bool VGAarbiterSpriteRealizeCursor(DeviceIntPtr pDev, ScreenPtr
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235 | pScreen, CursorPtr pCur);
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236 | static Bool VGAarbiterSpriteUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr
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237 | pScreen, CursorPtr pCur);
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238 | static void VGAarbiterSpriteSetCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
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239 | CursorPtr pCur, int x, int y);
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240 | static void VGAarbiterSpriteMoveCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
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241 | int x, int y);
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242 | static Bool VGAarbiterDeviceCursorInitialize(DeviceIntPtr pDev, ScreenPtr pScreen);
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243 | static void VGAarbiterDeviceCursorCleanup(DeviceIntPtr pDev, ScreenPtr pScreen);
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244 |
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245 |
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246 | static void VGAarbiterComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask,
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247 | PicturePtr pDst, INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
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248 | INT16 xDst, INT16 yDst, CARD16 width, CARD16 height);
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249 | static void VGAarbiterGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
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250 | PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist, GlyphListPtr
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251 | list, GlyphPtr *glyphs);
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252 | static void VGAarbiterCompositeRects(CARD8 op, PicturePtr pDst, xRenderColor
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253 | *color, int nRect, xRectangle *rects);
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