src/mesa/drivers/dri/unichrome/via_screen.h

   1 /*
   2  * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
   3  * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sub license,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the
  13  * next paragraph) shall be included in all copies or substantial portions
  14  * of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  19  * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #ifndef _VIAINIT_H
  26 #define _VIAINIT_H
  27
  28 #include <sys/time.h>
  29 #include "dri_util.h"
  30 #include "via_dri.h"
  31 #include "xmlconfig.h"
  32
  33 typedef struct {
  34     viaRegion regs;
  35     viaRegion agp;
  36     int deviceID;
  37     int width;
  38     int height;
  39     int mem;
  40
  41     int cpp;
  42     int bitsPerPixel;
  43     int bytesPerPixel;
  44     int fbFormat;
  45     int fbOffset;
  46     int fbSize;
  47
  48     int fbStride;
  49
  50     int backOffset;
  51     int depthOffset;
  52
  53     int backPitch;
  54     int backPitchBits;
  55
  56     int textureOffset;
  57     int textureSize;
  58     int logTextureGranularity;
  59
  60     drmAddress reg;
  61     drmAddress agpLinearStart;
  62     GLuint agpBase;
  63
  64     __DRIscreen *driScrnPriv;
  65     drmBufMapPtr bufs;
  66     unsigned int sareaPrivOffset;
  67     /*=* John Sheng [2003.12.9] Tuxracer & VQ *=*/
  68     int VQEnable;
  69     int irqEnabled;
  70
  71     /* Configuration cache with default values for all contexts */
  72     driOptionCache optionCache;
  73
  74     const __DRIextension *extensions[5];
  75 } viaScreenPrivate;
  76
  77
  78 extern GLboolean
  79 viaCreateContext(const __GLcontextModes *mesaVis,
  80                  __DRIcontext *driContextPriv,
  81                  void *sharedContextPrivate);
  82
  83 extern void
  84 viaDestroyContext(__DRIcontext *driContextPriv);
  85
  86 extern GLboolean
  87 viaUnbindContext(__DRIcontext *driContextPriv);
  88
  89 extern GLboolean
  90 viaMakeCurrent(__DRIcontext *driContextPriv,
  91                __DRIdrawable *driDrawPriv,
  92                __DRIdrawable *driReadPriv);
  93
  94 extern void
  95 viaSwapBuffers(__DRIdrawable *drawablePrivate);
  96
  97 #endif