src/mesa/drivers/dri/i965/intel_screen.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #ifndef _INTEL_INIT_H_
  29 #define _INTEL_INIT_H_
  30
  31 #include <sys/time.h>
  32 #include "dri_util.h"
  33 #include "dri_bufmgr.h"
  34 #include "xmlconfig.h"
  35 #include "i830_common.h"
  36
  37 /* XXX: change name or eliminate to avoid conflict with "struct
  38  * intel_region"!!!
  39  */
  40 typedef struct {
  41    drm_handle_t handle;
  42    drmSize size;        /* region size in bytes */
  43    char *map;           /* memory map */
  44    int offset;          /* from start of video mem, in bytes */
  45    int pitch;           /* row stride, in pixels */
  46    unsigned int bo_handle;
  47    unsigned int tiled;
  48 } intelRegion;
  49
  50 typedef struct
  51 {
  52    intelRegion front;
  53    intelRegion back;
  54    intelRegion rotated;
  55    intelRegion depth;
  56    intelRegion tex;
  57
  58    struct intel_region *front_region;
  59    struct intel_region *back_region;
  60    struct intel_region *depth_region;
  61    struct intel_region *rotated_region;
  62
  63    int deviceID;
  64    int width;
  65    int height;
  66    int mem;         /* unused */
  67
  68    int cpp;         /* for front and back buffers */
  69    int fbFormat;
  70
  71    int logTextureGranularity;
  72
  73    __DRIscreenPrivate *driScrnPriv;
  74    unsigned int sarea_priv_offset;
  75
  76    int drmMinor;
  77
  78    int irq_active;
  79    int allow_batchbuffer;
  80
  81 /*    struct matrix23 rotMatrix; */
  82
  83    int current_rotation;  /* 0, 90, 180 or 270 */
  84    int rotatedWidth, rotatedHeight;
  85
  86    GLboolean no_hw;
  87
  88    /**
  89     * Configuration cache with default values for all contexts
  90     */
  91    driOptionCache optionCache;
  92
  93    dri_bufmgr *bufmgr;
  94    unsigned int maxBatchSize;
  95
  96    /**
  97     * This value indicates that the kernel memory manager is being used
  98     * instead of the fake client-side memory manager.
  99     */
 100    GLboolean ttm;
 101
 102    unsigned batch_id;
 103 } intelScreenPrivate;
 104
 105
 106 extern GLboolean
 107 intelMapScreenRegions(__DRIscreenPrivate *sPriv);
 108
 109 extern void
 110 intelUnmapScreenRegions(intelScreenPrivate *intelScreen);
 111
 112 extern void
 113 intelUpdateScreenFromSAREA(intelScreenPrivate *intelScreen,
 114                            volatile drmI830Sarea *sarea);
 115
 116 extern void
 117 intelDestroyContext(__DRIcontextPrivate *driContextPriv);
 118
 119 extern GLboolean
 120 intelUnbindContext(__DRIcontextPrivate *driContextPriv);
 121
 122 extern GLboolean
 123 intelMakeCurrent(__DRIcontextPrivate *driContextPriv,
 124                  __DRIdrawablePrivate *driDrawPriv,
 125                  __DRIdrawablePrivate *driReadPriv);
 126
 127 extern void
 128 intelSwapBuffers(__DRIdrawablePrivate *dPriv);
 129
 130 extern void
 131 intelCopySubBuffer( __DRIdrawablePrivate *dPriv,
 132                     int x, int y, int w, int h );
 133
 134 #endif