Merge branch 'gles2-2'

Conflicts:
	src/mesa/drivers/dri/common/dri_util.h

40 files changed, 253 insertions, 46 deletions

diff --git a/src/mesa/drivers/dri/Makefile.template b/src/mesa/drivers/dri/Makefile.template
index 4cdd51efeee..4b9a0c1786d 100644
--- a/src/mesa/drivers/dri/Makefile.template
+++ b/src/mesa/drivers/dri/Makefile.template
@@ -31,6 +31,7 @@ SHARED_INCLUDES = \
 	-I$(TOP)/src/egl/drivers/dri \
 	$(LIBDRM_CFLAGS)
 
+CFLAGS += $(API_DEFINES)
 
 ##### RULES #####
 
diff --git a/src/mesa/drivers/dri/common/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c
index d2ffa5da642..360c5247548 100644
--- a/src/mesa/drivers/dri/common/dri_util.c
+++ b/src/mesa/drivers/dri/common/dri_util.c
@@ -612,7 +612,8 @@ driCreateNewContext(__DRIscreen *psp, const __DRIconfig *config,
 
     pcp->hHWContext = hwContext;
 
-    if ( !(*psp->DriverAPI.CreateContext)(&config->modes, pcp, shareCtx) ) {
+    if ( !(*psp->DriverAPI.CreateContext)(API_OPENGL,
+					  &config->modes, pcp, shareCtx) ) {
         free(pcp);
         return NULL;
     }
@@ -620,15 +621,62 @@ driCreateNewContext(__DRIscreen *psp, const __DRIconfig *config,
     return pcp;
 }
 
+static unsigned int
+dri2GetAPIMask(__DRIscreen *screen)
+{
+    return screen->api_mask;
+}
+
+static __DRIcontext *
+dri2CreateNewContextForAPI(__DRIscreen *screen, int api,
+			   const __DRIconfig *config,
+			   __DRIcontext *shared, void *data)
+{
+    __DRIcontext *context;
+    void *shareCtx = (shared != NULL) ? shared->driverPrivate : NULL;
+    gl_api mesa_api;
+
+    if (!(screen->api_mask & (1 << api)))
+	return NULL;
+
+    switch (api) {
+    case __DRI_API_OPENGL:
+	    mesa_api = API_OPENGL;
+	    break;
+    case __DRI_API_GLES:
+	    mesa_api = API_OPENGLES;
+	    break;
+    case __DRI_API_GLES2:
+	    mesa_api = API_OPENGLES2;
+	    break;
+    }
+
+    context = malloc(sizeof *context);
+    if (!context)
+	return NULL;
+
+    context->driScreenPriv = screen;
+    context->driDrawablePriv = NULL;
+    context->loaderPrivate = data;
+    
+    if (!(*screen->DriverAPI.CreateContext)(api, &config->modes,
+					    context, shareCtx) ) {
+        free(context);
+        return NULL;
+    }
+
+    return context;
+}
+
 
 static __DRIcontext *
 dri2CreateNewContext(__DRIscreen *screen, const __DRIconfig *config,
 		      __DRIcontext *shared, void *data)
 {
-    return driCreateNewContext(screen, config, 0, shared, 0, data);
+   return dri2CreateNewContextForAPI(screen, __DRI_API_OPENGL,
+				     config, shared, data);
 }
 
-
 static int
 driCopyContext(__DRIcontext *dest, __DRIcontext *src, unsigned long mask)
 {
@@ -766,6 +814,7 @@ driCreateNewScreen(int scrn,
     psp->dri2.enabled = GL_FALSE;
 
     psp->DriverAPI = driDriverAPI;
+    psp->api_mask = (1 << __DRI_API_OPENGL);
 
     *driver_modes = driDriverAPI.InitScreen(psp);
     if (*driver_modes == NULL) {
@@ -812,6 +861,7 @@ dri2CreateNewScreen(int scrn, int fd,
     psp->dri2.enabled = GL_TRUE;
 
     psp->DriverAPI = driDriverAPI;
+    psp->api_mask = (1 << __DRI_API_OPENGL);
     *driver_configs = driDriverAPI.InitScreen2(psp);
     if (*driver_configs == NULL) {
 	free(psp);
@@ -863,6 +913,8 @@ const __DRIdri2Extension driDRI2Extension = {
     dri2CreateNewScreen,
     dri2CreateNewDrawable,
     dri2CreateNewContext,
+    dri2GetAPIMask,
+    dri2CreateNewContextForAPI
 };
 
 const __DRI2configQueryExtension dri2ConfigQueryExtension = {
diff --git a/src/mesa/drivers/dri/common/dri_util.h b/src/mesa/drivers/dri/common/dri_util.h
index 0fe6f1e246c..ab6c6e57afc 100644
--- a/src/mesa/drivers/dri/common/dri_util.h
+++ b/src/mesa/drivers/dri/common/dri_util.h
@@ -53,6 +53,7 @@
 #include <xf86drm.h>
 #include "xmlconfig.h"
 #include "main/glheader.h"
+#include "main/mtypes.h"
 #include "GL/internal/glcore.h"
 #include "GL/internal/dri_interface.h"
 
@@ -148,8 +149,9 @@ struct __DriverAPIRec {
     /**
      * Context creation callback
      */	    	    
-    GLboolean (*CreateContext)(const __GLcontextModes *glVis,
-                               __DRIcontext *driContextPriv,
+    GLboolean (*CreateContext)(gl_api api,
+			       const __GLcontextModes *glVis,
+			       __DRIcontext *driContextPriv,
                                void *sharedContextPrivate);
 
     /**
@@ -531,6 +533,7 @@ struct __DRIscreenRec {
     drmLock *lock;
 
     driOptionCache optionCache;
+   unsigned int api_mask;
 };
 
 extern void
diff --git a/src/mesa/drivers/dri/i810/i810context.c b/src/mesa/drivers/dri/i810/i810context.c
index 34e34606b4b..49f3ee88a61 100644
--- a/src/mesa/drivers/dri/i810/i810context.c
+++ b/src/mesa/drivers/dri/i810/i810context.c
@@ -166,7 +166,8 @@ static const struct dri_debug_control debug_control[] =
 };
 
 GLboolean
-i810CreateContext( const __GLcontextModes *mesaVis,
+i810CreateContext( gl_api api,
+		   const __GLcontextModes *mesaVis,
                    __DRIcontext *driContextPriv,
                    void *sharedContextPrivate )
 {
diff --git a/src/mesa/drivers/dri/i810/i810screen.h b/src/mesa/drivers/dri/i810/i810screen.h
index 734e2fb002d..fe6db7e6e1c 100644
--- a/src/mesa/drivers/dri/i810/i810screen.h
+++ b/src/mesa/drivers/dri/i810/i810screen.h
@@ -78,7 +78,8 @@ typedef struct {
 
 
 extern GLboolean
-i810CreateContext( const __GLcontextModes *mesaVis,
+i810CreateContext( gl_api api,
+		   const __GLcontextModes *mesaVis,
                    __DRIcontext *driContextPriv,
                    void *sharedContextPrivate );
 
diff --git a/src/mesa/drivers/dri/i915/Makefile b/src/mesa/drivers/dri/i915/Makefile
index 5b49d0c77c6..71ee753748c 100644
--- a/src/mesa/drivers/dri/i915/Makefile
+++ b/src/mesa/drivers/dri/i915/Makefile
@@ -16,6 +16,7 @@ DRIVER_SOURCES = \
 	intel_batchbuffer.c \
 	intel_clear.c \
 	intel_extensions.c \
+	intel_extensions_es2.c \
 	intel_mipmap_tree.c \
 	intel_tex_layout.c \
 	intel_tex_image.c \
diff --git a/src/mesa/drivers/dri/i915/i830_context.c b/src/mesa/drivers/dri/i915/i830_context.c
index ebe8b15ca73..d52ea9812f7 100644
--- a/src/mesa/drivers/dri/i915/i830_context.c
+++ b/src/mesa/drivers/dri/i915/i830_context.c
@@ -63,7 +63,7 @@ i830CreateContext(const __GLcontextModes * mesaVis,
    i830InitVtbl(i830);
    i830InitDriverFunctions(&functions);
 
-   if (!intelInitContext(intel, mesaVis, driContextPriv,
+   if (!intelInitContext(intel, __DRI_API_OPENGL, mesaVis, driContextPriv,
                          sharedContextPrivate, &functions)) {
       FREE(i830);
       return GL_FALSE;
diff --git a/src/mesa/drivers/dri/i915/i915_context.c b/src/mesa/drivers/dri/i915/i915_context.c
index 4d86aae87d9..b3fe1c05d66 100644
--- a/src/mesa/drivers/dri/i915/i915_context.c
+++ b/src/mesa/drivers/dri/i915/i915_context.c
@@ -94,7 +94,8 @@ i915InitDriverFunctions(struct dd_function_table *functions)
 extern const struct tnl_pipeline_stage *intel_pipeline[];
 
 GLboolean
-i915CreateContext(const __GLcontextModes * mesaVis,
+i915CreateContext(int api,
+		  const __GLcontextModes * mesaVis,
                   __DRIcontext * driContextPriv,
                   void *sharedContextPrivate)
 {
@@ -114,7 +115,7 @@ i915CreateContext(const __GLcontextModes * mesaVis,
 
    i915InitDriverFunctions(&functions);
 
-   if (!intelInitContext(intel, mesaVis, driContextPriv,
+   if (!intelInitContext(intel, api, mesaVis, driContextPriv,
                          sharedContextPrivate, &functions)) {
       FREE(i915);
       return GL_FALSE;
diff --git a/src/mesa/drivers/dri/i915/i915_context.h b/src/mesa/drivers/dri/i915/i915_context.h
index b5169280f6b..a7b9aae6f95 100644
--- a/src/mesa/drivers/dri/i915/i915_context.h
+++ b/src/mesa/drivers/dri/i915/i915_context.h
@@ -318,7 +318,8 @@ do {									\
 /*======================================================================
  * i915_context.c
  */
-extern GLboolean i915CreateContext(const __GLcontextModes * mesaVis,
+extern GLboolean i915CreateContext(int api,
+				   const __GLcontextModes * mesaVis,
                                    __DRIcontext * driContextPriv,
                                    void *sharedContextPrivate);
 
diff --git a/src/mesa/drivers/dri/i915/intel_extensions_es2.c b/src/mesa/drivers/dri/i915/intel_extensions_es2.c
new file mode 120000
index 00000000000..0ec1ceee787
--- /dev/null
+++ b/src/mesa/drivers/dri/i915/intel_extensions_es2.c
@@ -0,0 +1 @@
+../intel/intel_extensions_es2.c
\ No newline at end of file
diff --git a/src/mesa/drivers/dri/i965/Makefile b/src/mesa/drivers/dri/i965/Makefile
index 842d4b7aa10..a0039e800d2 100644
--- a/src/mesa/drivers/dri/i965/Makefile
+++ b/src/mesa/drivers/dri/i965/Makefile
@@ -13,6 +13,7 @@ DRIVER_SOURCES = \
 	intel_context.c \
 	intel_decode.c \
 	intel_extensions.c \
+	intel_extensions_es2.c \
 	intel_fbo.c \
 	intel_mipmap_tree.c \
 	intel_regions.c \
diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index 360fc12621a..523a11aea33 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -68,7 +68,8 @@ static void brwInitDriverFunctions( struct dd_function_table *functions )
    functions->Viewport = intel_viewport;
 }
 
-GLboolean brwCreateContext( const __GLcontextModes *mesaVis,
+GLboolean brwCreateContext( int api,
+			    const __GLcontextModes *mesaVis,
 			    __DRIcontext *driContextPriv,
 			    void *sharedContextPrivate)
 {
@@ -85,7 +86,7 @@ GLboolean brwCreateContext( const __GLcontextModes *mesaVis,
    brwInitVtbl( brw );
    brwInitDriverFunctions( &functions );
 
-   if (!intelInitContext( intel, mesaVis, driContextPriv,
+   if (!intelInitContext( intel, api, mesaVis, driContextPriv,
 			  sharedContextPrivate, &functions )) {
       printf("%s: failed to init intel context\n", __FUNCTION__);
       FREE(brw);
diff --git a/src/mesa/drivers/dri/i965/brw_context.h b/src/mesa/drivers/dri/i965/brw_context.h
index 2855c93ea66..1f09651126b 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -687,7 +687,8 @@ void brwInitVtbl( struct brw_context *brw );
 /*======================================================================
  * brw_context.c
  */
-GLboolean brwCreateContext( const __GLcontextModes *mesaVis,
+GLboolean brwCreateContext( int api,
+			    const __GLcontextModes *mesaVis,
 			    __DRIcontext *driContextPriv,
 			    void *sharedContextPrivate);
 
diff --git a/src/mesa/drivers/dri/i965/intel_extensions_es2.c b/src/mesa/drivers/dri/i965/intel_extensions_es2.c
new file mode 120000
index 00000000000..0ec1ceee787
--- /dev/null
+++ b/src/mesa/drivers/dri/i965/intel_extensions_es2.c
@@ -0,0 +1 @@
+../intel/intel_extensions_es2.c
\ No newline at end of file
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index 2ccc12010ed..8ee9a292a1b 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -586,6 +586,7 @@ intelInitDriverFunctions(struct dd_function_table *functions)
 
 GLboolean
 intelInitContext(struct intel_context *intel,
+		 int api,
                  const __GLcontextModes * mesaVis,
                  __DRIcontext * driContextPriv,
                  void *sharedContextPrivate,
@@ -601,8 +602,8 @@ intelInitContext(struct intel_context *intel,
    if (intelScreen->bufmgr == NULL)
       return GL_FALSE;
 
-   if (!_mesa_initialize_context(&intel->ctx, mesaVis, shareCtx,
-                                 functions, (void *) intel)) {
+   if (!_mesa_initialize_context_for_api(&intel->ctx, api, mesaVis, shareCtx,
+					 functions, (void *) intel)) {
       printf("%s: failed to init mesa context\n", __FUNCTION__);
       return GL_FALSE;
    }
@@ -736,7 +737,16 @@ intelInitContext(struct intel_context *intel,
 
    intel->RenderIndex = ~0;
 
-   intelInitExtensions(ctx);
+   switch (ctx->API) {
+   case API_OPENGL:
+      intelInitExtensions(ctx);
+      break;
+   case API_OPENGLES:
+      break;
+   case API_OPENGLES2:
+      intelInitExtensionsES2(ctx);
+      break;
+   }
 
    INTEL_DEBUG = driParseDebugString(getenv("INTEL_DEBUG"), debug_control);
    if (INTEL_DEBUG & DEBUG_BUFMGR)
diff --git a/src/mesa/drivers/dri/intel/intel_context.h b/src/mesa/drivers/dri/intel/intel_context.h
index 75dabc554c6..02bb4d0d640 100644
--- a/src/mesa/drivers/dri/intel/intel_context.h
+++ b/src/mesa/drivers/dri/intel/intel_context.h
@@ -364,6 +364,7 @@ extern int INTEL_DEBUG;
  */
 
 extern GLboolean intelInitContext(struct intel_context *intel,
+				  int api,
                                   const __GLcontextModes * mesaVis,
                                   __DRIcontext * driContextPriv,
                                   void *sharedContextPrivate,
diff --git a/src/mesa/drivers/dri/intel/intel_extensions.h b/src/mesa/drivers/dri/intel/intel_extensions.h
index e78e07356e7..236442a4d66 100644
--- a/src/mesa/drivers/dri/intel/intel_extensions.h
+++ b/src/mesa/drivers/dri/intel/intel_extensions.h
@@ -33,7 +33,7 @@ extern void
 intelInitExtensions(GLcontext *ctx);
 
 extern void
-intelFlushDrawable(__DRIdrawable *drawable);
+intelInitExtensionsES2(GLcontext *ctx);
 
 
 #endif
diff --git a/src/mesa/drivers/dri/intel/intel_extensions_es2.c b/src/mesa/drivers/dri/intel/intel_extensions_es2.c
new file mode 100644
index 00000000000..8a6c15f6d2b
--- /dev/null
+++ b/src/mesa/drivers/dri/intel/intel_extensions_es2.c
@@ -0,0 +1,93 @@
+/**************************************************************************
+ * 
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ **************************************************************************/
+
+#include "main/extensions.h"
+
+#include "intel_extensions.h"
+#include "utils.h"
+
+static const char *es2_extensions[] = {
+   /* Used by mesa internally (cf all_mesa_extensions in ../common/utils.c) */
+   "GL_ARB_draw_buffers",
+   "GL_ARB_multisample",
+   "GL_ARB_texture_compression",
+   "GL_ARB_transpose_matrix",
+   "GL_ARB_vertex_buffer_object",
+   "GL_ARB_window_pos",
+   "GL_EXT_blend_func_separate",
+   "GL_EXT_compiled_vertex_array",
+   "GL_EXT_multi_draw_arrays",
+   "GL_EXT_polygon_offset",
+   "GL_EXT_texture_object",
+   "GL_EXT_vertex_array",
+   "GL_IBM_multimode_draw_arrays",
+   "GL_MESA_window_pos",
+   "GL_NV_vertex_program",
+
+   /* Required by GLES2 */
+   "GL_ARB_fragment_program",
+   "GL_ARB_fragment_shader",
+   "GL_ARB_multitexture",
+   "GL_ARB_shader_objects",
+   "GL_ARB_texture_cube_map",
+   "GL_ARB_texture_mirrored_repeat",
+   "GL_ARB_texture_non_power_of_two",
+   "GL_ARB_vertex_shader",
+   "GL_EXT_blend_color",
+   "GL_EXT_blend_equation_separate",
+   "GL_EXT_blend_minmax",
+   "GL_EXT_blend_subtract",
+   "GL_EXT_stencil_wrap",
+
+   /* Optional GLES2 */
+   "GL_ARB_framebuffer_object",
+   "GL_EXT_texture_filter_anisotropic",
+   "GL_ARB_depth_texture",
+   "GL_EXT_packed_depth_stencil",
+
+#if FEATURE_OES_EGL_image
+   "GL_OES_EGL_image",
+#endif
+
+   NULL,
+};
+
+/**
+ * Initializes potential list of extensions if ctx == NULL, or actually enables
+ * extensions for a context.
+ */
+void
+intelInitExtensionsES2(GLcontext *ctx)
+{
+   int i;
+
+   /* Can't use driInitExtensions() since it uses extensions from
+    * main/remap_helper.h when called the first time. */
+
+   for (i = 0; es2_extensions[i]; i++)
+      _mesa_enable_extension(ctx, es2_extensions[i]);
+}
diff --git a/src/mesa/drivers/dri/intel/intel_screen.c b/src/mesa/drivers/dri/intel/intel_screen.c
index ea739a413e0..3aed253e240 100644
--- a/src/mesa/drivers/dri/intel/intel_screen.c
+++ b/src/mesa/drivers/dri/intel/intel_screen.c
@@ -357,15 +357,18 @@ extern GLboolean i830CreateContext(const __GLcontextModes * mesaVis,
                                    __DRIcontext * driContextPriv,
                                    void *sharedContextPrivate);
 
-extern GLboolean i915CreateContext(const __GLcontextModes * mesaVis,
+extern GLboolean i915CreateContext(int api,
+				   const __GLcontextModes * mesaVis,
                                    __DRIcontext * driContextPriv,
                                    void *sharedContextPrivate);
-extern GLboolean brwCreateContext(const __GLcontextModes * mesaVis,
+extern GLboolean brwCreateContext(int api,
+				  const __GLcontextModes * mesaVis,
 				  __DRIcontext * driContextPriv,
 				  void *sharedContextPrivate);
 
 static GLboolean
-intelCreateContext(const __GLcontextModes * mesaVis,
+intelCreateContext(gl_api api,
+		   const __GLcontextModes * mesaVis,
                    __DRIcontext * driContextPriv,
                    void *sharedContextPrivate)
 {
@@ -375,7 +378,7 @@ intelCreateContext(const __GLcontextModes * mesaVis,
 #ifdef I915
    if (IS_9XX(intelScreen->deviceID)) {
       if (!IS_965(intelScreen->deviceID)) {
-	 return i915CreateContext(mesaVis, driContextPriv,
+	 return i915CreateContext(api, mesaVis, driContextPriv,
 				  sharedContextPrivate);
       }
    } else {
@@ -384,7 +387,8 @@ intelCreateContext(const __GLcontextModes * mesaVis,
    }
 #else
    if (IS_965(intelScreen->deviceID))
-      return brwCreateContext(mesaVis, driContextPriv, sharedContextPrivate);
+      return brwCreateContext(api, mesaVis,
+			      driContextPriv, sharedContextPrivate);
 #endif
    fprintf(stderr, "Unrecognized deviceID %x\n", intelScreen->deviceID);
    return GL_FALSE;
@@ -431,6 +435,7 @@ __DRIconfig **intelInitScreen2(__DRIscreen *psp)
    struct intel_screen *intelScreen;
    GLenum fb_format[3];
    GLenum fb_type[3];
+   unsigned int api_mask;
 
    static const GLenum back_buffer_modes[] = {
        GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
@@ -457,6 +462,17 @@ __DRIconfig **intelInitScreen2(__DRIscreen *psp)
 			&intelScreen->deviceID))
       return GL_FALSE;
 
+   api_mask = (1 << __DRI_API_OPENGL);
+#if FEATURE_ES1
+   api_mask |= (1 << __DRI_API_GLES);
+#endif
+#if FEATURE_ES2
+   api_mask |= (1 << __DRI_API_GLES2);
+#endif
+
+   if (IS_9XX(intelScreen->deviceID) || IS_965(intelScreen->deviceID))
+      psp->api_mask = api_mask;
+
    if (!intel_init_bufmgr(intelScreen))
        return GL_FALSE;
 
diff --git a/src/mesa/drivers/dri/mach64/mach64_context.c b/src/mesa/drivers/dri/mach64/mach64_context.c
index 77e7e53ce04..72a44d96424 100644
--- a/src/mesa/drivers/dri/mach64/mach64_context.c
+++ b/src/mesa/drivers/dri/mach64/mach64_context.c
@@ -86,7 +86,8 @@ static const struct dri_extension card_extensions[] =
 
 /* Create the device specific context.
   */
-GLboolean mach64CreateContext( const __GLcontextModes *glVisual,
+GLboolean mach64CreateContext( gl_api api,
+			       const __GLcontextModes *glVisual,
 			       __DRIcontext *driContextPriv,
                                void *sharedContextPrivate )
 {
diff --git a/src/mesa/drivers/dri/mach64/mach64_context.h b/src/mesa/drivers/dri/mach64/mach64_context.h
index 18fc859d013..893fc8daee9 100644
--- a/src/mesa/drivers/dri/mach64/mach64_context.h
+++ b/src/mesa/drivers/dri/mach64/mach64_context.h
@@ -273,7 +273,8 @@ struct mach64_context {
 #define MACH64_CONTEXT(ctx)		((mach64ContextPtr)(ctx->DriverCtx))
 
 
-extern GLboolean mach64CreateContext( const __GLcontextModes *glVisual,
+extern GLboolean mach64CreateContext( gl_api api,
+				      const __GLcontextModes *glVisual,
 				      __DRIcontext *driContextPriv,
                                       void *sharedContextPrivate );
 
diff --git a/src/mesa/drivers/dri/mga/mga_xmesa.c b/src/mesa/drivers/dri/mga/mga_xmesa.c
index 687412bca55..31007ccb1da 100644
--- a/src/mesa/drivers/dri/mga/mga_xmesa.c
+++ b/src/mesa/drivers/dri/mga/mga_xmesa.c
@@ -423,7 +423,8 @@ static const struct dri_debug_control debug_control[] =
 
 
 static GLboolean
-mgaCreateContext( const __GLcontextModes *mesaVis,
+mgaCreateContext( gl_api api,
+		  const __GLcontextModes *mesaVis,
                   __DRIcontext *driContextPriv,
                   void *sharedContextPrivate )
 {
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_context.c b/src/mesa/drivers/dri/nouveau/nouveau_context.c
index 42bec659d73..f481161d468 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_context.c
+++ b/src/mesa/drivers/dri/nouveau/nouveau_context.c
@@ -75,7 +75,8 @@ nouveau_channel_flush_notify(struct nouveau_channel *chan)
 }
 
 GLboolean
-nouveau_context_create(const __GLcontextModes *visual, __DRIcontext *dri_ctx,
+nouveau_context_create(gl_api api,
+		       const __GLcontextModes *visual, __DRIcontext *dri_ctx,
 		       void *share_ctx)
 {
 	__DRIscreen *dri_screen = dri_ctx->driScreenPriv;
diff --git a/src/mesa/drivers/dri/r128/r128_context.c b/src/mesa/drivers/dri/r128/r128_context.c
index 67e92405057..78607083830 100644
--- a/src/mesa/drivers/dri/r128/r128_context.c
+++ b/src/mesa/drivers/dri/r128/r128_context.c
@@ -99,7 +99,8 @@ static const struct dri_debug_control debug_control[] =
 
 /* Create the device specific context.
  */
-GLboolean r128CreateContext( const __GLcontextModes *glVisual,
+GLboolean r128CreateContext( gl_api api,
+			     const __GLcontextModes *glVisual,
 			     __DRIcontext *driContextPriv,
                              void *sharedContextPrivate )
 {
diff --git a/src/mesa/drivers/dri/r128/r128_context.h b/src/mesa/drivers/dri/r128/r128_context.h
index 65f845c1159..65ddb3bd23b 100644
--- a/src/mesa/drivers/dri/r128/r128_context.h
+++ b/src/mesa/drivers/dri/r128/r128_context.h
@@ -224,7 +224,8 @@ struct r128_context {
 		(rmesa->r128Screen->chipset == R128_CARD_TYPE_R128_MOBILITY)
 
 
-extern GLboolean r128CreateContext( const __GLcontextModes *glVisual,
+extern GLboolean r128CreateContext( gl_api api,
+				    const __GLcontextModes *glVisual,
 				    __DRIcontext *driContextPriv,
                                     void *sharedContextPrivate );
 
diff --git a/src/mesa/drivers/dri/r200/r200_context.c b/src/mesa/drivers/dri/r200/r200_context.c
index 36a29350ccc..5896296021f 100644
--- a/src/mesa/drivers/dri/r200/r200_context.c
+++ b/src/mesa/drivers/dri/r200/r200_context.c
@@ -271,7 +271,8 @@ static void r200_init_vtbl(radeonContextPtr radeon)
 
 /* Create the device specific rendering context.
  */
-GLboolean r200CreateContext( const __GLcontextModes *glVisual,
+GLboolean r200CreateContext( gl_api api,
+			     const __GLcontextModes *glVisual,
 			     __DRIcontext *driContextPriv,
 			     void *sharedContextPrivate)
 {
diff --git a/src/mesa/drivers/dri/r200/r200_context.h b/src/mesa/drivers/dri/r200/r200_context.h
index a9dce310ae1..305958f5d76 100644
--- a/src/mesa/drivers/dri/r200/r200_context.h
+++ b/src/mesa/drivers/dri/r200/r200_context.h
@@ -637,7 +637,8 @@ struct r200_context {
 
 
 extern void r200DestroyContext( __DRIcontext *driContextPriv );
-extern GLboolean r200CreateContext( const __GLcontextModes *glVisual,
+extern GLboolean r200CreateContext( gl_api api,
+				    const __GLcontextModes *glVisual,
 				    __DRIcontext *driContextPriv,
 				    void *sharedContextPrivate);
 extern GLboolean r200MakeCurrent( __DRIcontext *driContextPriv,
diff --git a/src/mesa/drivers/dri/r300/r300_context.c b/src/mesa/drivers/dri/r300/r300_context.c
index 4dce454c3a7..6992ca59dbf 100644
--- a/src/mesa/drivers/dri/r300/r300_context.c
+++ b/src/mesa/drivers/dri/r300/r300_context.c
@@ -478,7 +478,8 @@ static void r300InitIoctlFuncs(struct dd_function_table *functions)
 
 /* Create the device specific rendering context.
  */
-GLboolean r300CreateContext(const __GLcontextModes * glVisual,
+GLboolean r300CreateContext(gl_api api,
+			    const __GLcontextModes * glVisual,
 			    __DRIcontext * driContextPriv,
 			    void *sharedContextPrivate)
 {
diff --git a/src/mesa/drivers/dri/r300/r300_context.h b/src/mesa/drivers/dri/r300/r300_context.h
index df7115e7dae..fbb609b9f61 100644
--- a/src/mesa/drivers/dri/r300/r300_context.h
+++ b/src/mesa/drivers/dri/r300/r300_context.h
@@ -543,7 +543,8 @@ struct r300_context {
 #define R300_CONTEXT(ctx)		((r300ContextPtr)(ctx->DriverCtx))
 
 extern void r300DestroyContext(__DRIcontext * driContextPriv);
-extern GLboolean r300CreateContext(const __GLcontextModes * glVisual,
+extern GLboolean r300CreateContext(gl_api api,
+				   const __GLcontextModes * glVisual,
 				   __DRIcontext * driContextPriv,
 				   void *sharedContextPrivate);
 
diff --git a/src/mesa/drivers/dri/r600/r600_context.c b/src/mesa/drivers/dri/r600/r600_context.c
index ab6b6172352..f4aed4e87fd 100644
--- a/src/mesa/drivers/dri/r600/r600_context.c
+++ b/src/mesa/drivers/dri/r600/r600_context.c
@@ -353,7 +353,8 @@ static void r600InitGLExtensions(GLcontext *ctx)
 
 /* Create the device specific rendering context.
  */
-GLboolean r600CreateContext(const __GLcontextModes * glVisual,
+GLboolean r600CreateContext(gl_api api,
+			    const __GLcontextModes * glVisual,
 			    __DRIcontext * driContextPriv,
 			    void *sharedContextPrivate)
 {
diff --git a/src/mesa/drivers/dri/r600/r600_context.h b/src/mesa/drivers/dri/r600/r600_context.h
index 72c8c869b70..063dd7c49a1 100644
--- a/src/mesa/drivers/dri/r600/r600_context.h
+++ b/src/mesa/drivers/dri/r600/r600_context.h
@@ -155,7 +155,8 @@ struct r600_context {
 #define R700_CONTEXT(ctx)		((context_t *)(ctx->DriverCtx))
 #define GL_CONTEXT(context)     ((GLcontext *)(context->radeon.glCtx))
 
-extern GLboolean r600CreateContext(const __GLcontextModes * glVisual,
+extern GLboolean r600CreateContext(gl_api api,
+				   const __GLcontextModes * glVisual,
 				   __DRIcontext * driContextPriv,
 				   void *sharedContextPrivate);
 
diff --git a/src/mesa/drivers/dri/radeon/radeon_context.c b/src/mesa/drivers/dri/radeon/radeon_context.c
index 56aba16e9e0..ee65d7ff3d0 100644
--- a/src/mesa/drivers/dri/radeon/radeon_context.c
+++ b/src/mesa/drivers/dri/radeon/radeon_context.c
@@ -206,9 +206,10 @@ static void r100_init_vtbl(radeonContextPtr radeon)
 /* Create the device specific context.
  */
 GLboolean
-r100CreateContext( const __GLcontextModes *glVisual,
-                     __DRIcontext *driContextPriv,
-                     void *sharedContextPrivate)
+r100CreateContext( gl_api api,
+		   const __GLcontextModes *glVisual,
+		   __DRIcontext *driContextPriv,
+		   void *sharedContextPrivate)
 {
    __DRIscreen *sPriv = driContextPriv->driScreenPriv;
    radeonScreenPtr screen = (radeonScreenPtr)(sPriv->private);
diff --git a/src/mesa/drivers/dri/radeon/radeon_context.h b/src/mesa/drivers/dri/radeon/radeon_context.h
index d84760bf74f..c4bfbfdaeb3 100644
--- a/src/mesa/drivers/dri/radeon/radeon_context.h
+++ b/src/mesa/drivers/dri/radeon/radeon_context.h
@@ -450,7 +450,8 @@ struct r100_context {
 
 #define RADEON_OLD_PACKETS 1
 
-extern GLboolean r100CreateContext( const __GLcontextModes *glVisual,
+extern GLboolean r100CreateContext( gl_api api,
+				    const __GLcontextModes *glVisual,
 				    __DRIcontext *driContextPriv,
 				    void *sharedContextPrivate);
 
diff --git a/src/mesa/drivers/dri/savage/savage_xmesa.c b/src/mesa/drivers/dri/savage/savage_xmesa.c
index c3a53ea5e25..cbdc9c87eeb 100644
--- a/src/mesa/drivers/dri/savage/savage_xmesa.c
+++ b/src/mesa/drivers/dri/savage/savage_xmesa.c
@@ -288,7 +288,8 @@ savageDestroyScreen(__DRIscreen *sPriv)
 }
 
 static GLboolean
-savageCreateContext( const __GLcontextModes *mesaVis,
+savageCreateContext( gl_api api,
+		     const __GLcontextModes *mesaVis,
 		     __DRIcontext *driContextPriv,
 		     void *sharedContextPrivate )
 {
diff --git a/src/mesa/drivers/dri/sis/sis_context.c b/src/mesa/drivers/dri/sis/sis_context.c
index 400681a04ab..85f26a08b7f 100644
--- a/src/mesa/drivers/dri/sis/sis_context.c
+++ b/src/mesa/drivers/dri/sis/sis_context.c
@@ -158,7 +158,8 @@ void sisReAllocateBuffers(GLcontext *ctx, GLframebuffer *drawbuffer,
 }
 
 GLboolean
-sisCreateContext( const __GLcontextModes *glVisual,
+sisCreateContext( gl_api api,
+		  const __GLcontextModes *glVisual,
 		  __DRIcontext *driContextPriv,
                   void *sharedContextPrivate )
 {
diff --git a/src/mesa/drivers/dri/sis/sis_context.h b/src/mesa/drivers/dri/sis/sis_context.h
index 4179ee081a7..132cee33ee3 100644
--- a/src/mesa/drivers/dri/sis/sis_context.h
+++ b/src/mesa/drivers/dri/sis/sis_context.h
@@ -438,7 +438,8 @@ enum _sis_verbose {
 	VERBOSE_SIS_MEMORY  = 0x2
 };
 
-extern GLboolean sisCreateContext( const __GLcontextModes *glVisual,
+extern GLboolean sisCreateContext( gl_api api,
+				   const __GLcontextModes *glVisual,
 				   __DRIcontext *driContextPriv,
                                    void *sharedContextPrivate );
 extern void sisDestroyContext( __DRIcontext * );
diff --git a/src/mesa/drivers/dri/tdfx/tdfx_context.c b/src/mesa/drivers/dri/tdfx/tdfx_context.c
index edb1875f767..c30fcf3a6f7 100644
--- a/src/mesa/drivers/dri/tdfx/tdfx_context.c
+++ b/src/mesa/drivers/dri/tdfx/tdfx_context.c
@@ -164,7 +164,8 @@ static const struct dri_debug_control debug_control[] =
     { NULL,    0 }
 };
 
-GLboolean tdfxCreateContext( const __GLcontextModes *mesaVis,
+GLboolean tdfxCreateContext( gl_api api,
+			     const __GLcontextModes *mesaVis,
 			     __DRIcontext *driContextPriv,
                              void *sharedContextPrivate )
 {
diff --git a/src/mesa/drivers/dri/tdfx/tdfx_context.h b/src/mesa/drivers/dri/tdfx/tdfx_context.h
index 6e25cac3015..29b0876f9f9 100644
--- a/src/mesa/drivers/dri/tdfx/tdfx_context.h
+++ b/src/mesa/drivers/dri/tdfx/tdfx_context.h
@@ -937,7 +937,8 @@ struct tdfx_context {
 
 
 extern GLboolean
-tdfxCreateContext( const __GLcontextModes *mesaVis,
+tdfxCreateContext( gl_api api,
+		   const __GLcontextModes *mesaVis,
                    __DRIcontext *driContextPriv,
                    void *sharedContextPrivate );
 
diff --git a/src/mesa/drivers/dri/unichrome/via_context.c b/src/mesa/drivers/dri/unichrome/via_context.c
index 9da96bdd45a..4298c948551 100644
--- a/src/mesa/drivers/dri/unichrome/via_context.c
+++ b/src/mesa/drivers/dri/unichrome/via_context.c
@@ -456,7 +456,8 @@ FreeBuffer(struct via_context *vmesa)
 
 
 GLboolean
-viaCreateContext(const __GLcontextModes *visual,
+viaCreateContext(gl_api api,
+		 const __GLcontextModes *visual,
                  __DRIcontext *driContextPriv,
                  void *sharedContextPrivate)
 {
diff --git a/src/mesa/drivers/dri/unichrome/via_screen.h b/src/mesa/drivers/dri/unichrome/via_screen.h
index aa662e01c04..51df0ce4eb4 100644
--- a/src/mesa/drivers/dri/unichrome/via_screen.h
+++ b/src/mesa/drivers/dri/unichrome/via_screen.h
@@ -76,7 +76,8 @@ typedef struct {
 
 
 extern GLboolean
-viaCreateContext(const __GLcontextModes *mesaVis,
+viaCreateContext(gl_api api,
+		 const __GLcontextModes *mesaVis,
                  __DRIcontext *driContextPriv,
                  void *sharedContextPrivate);