src/mesa/drivers/dri/i915/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 "xmlconfig.h"
  34
  35 typedef struct {
  36    drm_handle_t handle;
  37    drmSize size;        /* region size in bytes */
  38    char *map;           /* memory map */
  39    int offset;          /* from start of video mem, in bytes */
  40    int pitch;           /* row stride, in pixels */
  41 } intelRegion;
  42
  43 typedef struct
  44 {
  45    intelRegion front;
  46    intelRegion back;
  47    intelRegion depth;
  48    intelRegion tex;
  49
  50    int deviceID;
  51    int width;
  52    int height;
  53    int mem;         /* unused */
  54
  55    int cpp;         /* for front and back buffers */
  56    int bitsPerPixel;  /* unused */
  57    int fbFormat;
  58
  59    int logTextureGranularity;
  60
  61    __DRIscreenPrivate *driScrnPriv;
  62    unsigned int sarea_priv_offset;
  63
  64    int drmMinor;
  65
  66    int irq_active;
  67    int allow_batchbuffer;
  68
  69    /**
  70     * Configuration cache with default values for all contexts
  71     */
  72    driOptionCache optionCache;
  73 } intelScreenPrivate;
  74
  75
  76 extern void
  77 intelDestroyContext(__DRIcontextPrivate *driContextPriv);
  78
  79 extern GLboolean
  80 intelUnbindContext(__DRIcontextPrivate *driContextPriv);
  81
  82 extern GLboolean
  83 intelMakeCurrent(__DRIcontextPrivate *driContextPriv,
  84                 __DRIdrawablePrivate *driDrawPriv,
  85                 __DRIdrawablePrivate *driReadPriv);
  86
  87 extern void
  88 intelSwapBuffers( __DRIdrawablePrivate *dPriv);
  89
  90 #endif