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

   1 /**************************************************************************
   2  *
   3  * Copyright 2003 VMware, Inc.
   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.
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  25  *
  26  **************************************************************************/
  27
  28 #ifndef _INTEL_INIT_H_
  29 #define _INTEL_INIT_H_
  30
  31 #include <stdbool.h>
  32 #include <sys/time.h>
  33 #include "dri_util.h"
  34 #include "intel_bufmgr.h"
  35 #include "brw_device_info.h"
  36 #include "i915_drm.h"
  37 #include "xmlconfig.h"
  38
  39 struct intel_screen
  40 {
  41    int deviceID;
  42    const struct brw_device_info *devinfo;
  43
  44    __DRIscreen *driScrnPriv;
  45
  46    bool no_hw;
  47
  48    bool hw_must_use_separate_stencil;
  49
  50    bool hw_has_swizzling;
  51
  52    /**
  53     * Does the kernel support context reset notifications?
  54     */
  55    bool has_context_reset_notification;
  56
  57    dri_bufmgr *bufmgr;
  58
  59    /**
  60     * A unique ID for shader programs.
  61     */
  62    unsigned program_id;
  63
  64    int winsys_msaa_samples_override;
  65
  66    struct {
  67       struct ra_regs *regs;
  68
  69       /**
  70        * Array of the ra classes for the unaligned contiguous register
  71        * block sizes used.
  72        */
  73       int *classes;
  74
  75       /**
  76        * Mapping for register-allocated objects in *regs to the first
  77        * GRF for that object.
  78        */
  79       uint8_t *ra_reg_to_grf;
  80    } vec4_reg_set;
  81
  82    struct {
  83       struct ra_regs *regs;
  84
  85       /**
  86        * Array of the ra classes for the unaligned contiguous register
  87        * block sizes used, indexed by register size.
  88        */
  89       int classes[16];
  90
  91       /**
  92        * Mapping from classes to ra_reg ranges.  Each of the per-size
  93        * classes corresponds to a range of ra_reg nodes.  This array stores
  94        * those ranges in the form of first ra_reg in each class and the
  95        * total number of ra_reg elements in the last array element.  This
  96        * way the range of the i'th class is given by:
  97        * [ class_to_ra_reg_range[i], class_to_ra_reg_range[i+1] )
  98        */
  99       int class_to_ra_reg_range[17];
 100
 101       /**
 102        * Mapping for register-allocated objects in *regs to the first
 103        * GRF for that object.
 104        */
 105       uint8_t *ra_reg_to_grf;
 106
 107       /**
 108        * ra class for the aligned pairs we use for PLN, which doesn't
 109        * appear in *classes.
 110        */
 111       int aligned_pairs_class;
 112    } wm_reg_sets[2];
 113
 114    /**
 115    * Configuration cache with default values for all contexts
 116    */
 117    driOptionCache optionCache;
 118 };
 119
 120 extern void intelDestroyContext(__DRIcontext * driContextPriv);
 121
 122 extern GLboolean intelUnbindContext(__DRIcontext * driContextPriv);
 123
 124 PUBLIC const __DRIextension **__driDriverGetExtensions_i965(void);
 125
 126 extern GLboolean
 127 intelMakeCurrent(__DRIcontext * driContextPriv,
 128                  __DRIdrawable * driDrawPriv,
 129                  __DRIdrawable * driReadPriv);
 130
 131 double get_time(void);
 132 void aub_dump_bmp(struct gl_context *ctx);
 133
 134 const int*
 135 intel_supported_msaa_modes(const struct intel_screen  *screen);
 136
 137 #endif