src/mesa/drivers/dri/intel/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 "intel_bufmgr.h"
  34 #include "i915_drm.h"
  35 #include "xmlconfig.h"
  36
  37 /* XXX: change name or eliminate to avoid conflict with "struct
  38  * intel_region"!!!
  39  */
  40 typedef struct
  41 {
  42    drm_handle_t handle;
  43    drmSize size;                /* region size in bytes */
  44    char *map;                   /* memory map */
  45    int offset;                  /* from start of video mem, in bytes */
  46    unsigned int bo_handle;      /* buffer object id if available, or -1 */
  47    /**
  48     * Flags if the region is tiled.
  49     *
  50     * Not included is Y versus X tiling.
  51     */
  52    GLboolean tiled;
  53 } intelRegion;
  54
  55 typedef struct
  56 {
  57    intelRegion front;
  58    intelRegion back;
  59    intelRegion depth;
  60    intelRegion tex;
  61
  62    int deviceID;
  63    int width;
  64    int height;
  65    int pitch;                   /* common row stride, in pixels */
  66
  67    int logTextureGranularity;
  68
  69    __DRIscreen *driScrnPriv;
  70
  71    volatile drm_i915_sarea_t *sarea;
  72
  73    int drmMinor;
  74
  75    int irq_active;
  76
  77    GLboolean no_hw;
  78
  79    GLboolean no_vbo;
  80    dri_bufmgr *bufmgr;
  81    GLboolean kernel_exec_fencing;
  82
  83    /**
  84    * Configuration cache with default values for all contexts
  85    */
  86    driOptionCache optionCache;
  87 } intelScreenPrivate;
  88
  89
  90
  91 extern GLboolean intelMapScreenRegions(__DRIscreen * sPriv);
  92
  93 extern void intelUnmapScreenRegions(intelScreenPrivate * intelScreen);
  94
  95 extern void intelDestroyContext(__DRIcontext * driContextPriv);
  96
  97 extern GLboolean intelUnbindContext(__DRIcontext * driContextPriv);
  98
  99 extern GLboolean
 100 intelMakeCurrent(__DRIcontext * driContextPriv,
 101                  __DRIdrawable * driDrawPriv,
 102                  __DRIdrawable * driReadPriv);
 103
 104 extern struct intel_context *intelScreenContext(intelScreenPrivate *intelScreen);
 105
 106 #endif