Merge remote-tracking branch 'origin/released'

* origin/released:
  fontconfig mesa xserver git update 9 Mar 2014

Conflicts:
	mesalib/src/mapi/glapi/glapi.h
	xorg-server/hw/kdrive/ephyr/hostx.c

32 files changed, 901 insertions, 664 deletions

diff --git a/mesalib/src/mesa/Makefile.am b/mesalib/src/mesa/Makefile.am
index ffe65990d..16ac148af 100644
--- a/mesalib/src/mesa/Makefile.am
+++ b/mesalib/src/mesa/Makefile.am
@@ -70,7 +70,7 @@ BUILT_SOURCES = \
 CLEANFILES = \
 	$(BUILT_SOURCES) \
 	$(BUILDDIR)program/program_parse.tab.h \
-	git_sha1.h.tmp
+	$(BUILDDIR)main/git_sha1.h.tmp
 
 GET_HASH_GEN = main/get_hash_generator.py
 
diff --git a/mesalib/src/mesa/Makefile.sources b/mesalib/src/mesa/Makefile.sources
index f6f4062a4..f4904fbbd 100644
--- a/mesalib/src/mesa/Makefile.sources
+++ b/mesalib/src/mesa/Makefile.sources
@@ -321,6 +321,7 @@ SPARC_FILES =			\
 COMMON_DRIVER_FILES =			\
 	$(SRCDIR)drivers/common/driverfuncs.c	\
 	$(SRCDIR)drivers/common/meta_blit.c	\
+	$(SRCDIR)drivers/common/meta_generate_mipmap.c	\
 	$(SRCDIR)drivers/common/meta.c
 
 
diff --git a/mesalib/src/mesa/SConscript b/mesalib/src/mesa/SConscript
index 7f4e41983..cd959be65 100644
--- a/mesalib/src/mesa/SConscript
+++ b/mesalib/src/mesa/SConscript
@@ -326,7 +326,8 @@ program_sources = [
 common_driver_sources =	[
     'drivers/common/driverfuncs.c',
     'drivers/common/meta.c',
-    'drivers/common/meta_blit.c'
+    'drivers/common/meta_blit.c',
+    'drivers/common/meta_generate_mipmap.c'
 ]
 
 mesa_sources = (
diff --git a/mesalib/src/mesa/drivers/common/meta.c b/mesalib/src/mesa/drivers/common/meta.c
index cde34f99f..030e1116e 100644
--- a/mesalib/src/mesa/drivers/common/meta.c
+++ b/mesalib/src/mesa/drivers/common/meta.c
@@ -89,7 +89,6 @@ choose_blit_shader(GLenum target, struct blit_shader_table *table);
 
 static void cleanup_temp_texture(struct temp_texture *tex);
 static void meta_glsl_clear_cleanup(struct clear_state *clear);
-static void meta_glsl_generate_mipmap_cleanup(struct gen_mipmap_state *mipmap);
 static void meta_decompress_cleanup(struct decompress_state *decompress);
 static void meta_drawpix_cleanup(struct drawpix_state *drawpix);
 
@@ -361,7 +360,7 @@ _mesa_meta_free(struct gl_context *ctx)
    _mesa_make_current(ctx, NULL, NULL);
    _mesa_meta_glsl_blit_cleanup(&ctx->Meta->Blit);
    meta_glsl_clear_cleanup(&ctx->Meta->Clear);
-   meta_glsl_generate_mipmap_cleanup(&ctx->Meta->Mipmap);
+   _mesa_meta_glsl_generate_mipmap_cleanup(&ctx->Meta->Mipmap);
    cleanup_temp_texture(&ctx->Meta->TempTex);
    meta_decompress_cleanup(&ctx->Meta->Decompress);
    meta_drawpix_cleanup(&ctx->Meta->DrawPix);
@@ -2360,102 +2359,6 @@ _mesa_meta_Bitmap(struct gl_context *ctx,
    _mesa_meta_end(ctx);
 }
 
-
-/**
- * Check if the call to _mesa_meta_GenerateMipmap() will require a
- * software fallback.  The fallback path will require that the texture
- * images are mapped.
- * \return GL_TRUE if a fallback is needed, GL_FALSE otherwise
- */
-GLboolean
-_mesa_meta_check_generate_mipmap_fallback(struct gl_context *ctx, GLenum target,
-                                          struct gl_texture_object *texObj)
-{
-   const GLuint fboSave = ctx->DrawBuffer->Name;
-   struct gen_mipmap_state *mipmap = &ctx->Meta->Mipmap;
-   struct gl_texture_image *baseImage;
-   GLuint srcLevel;
-   GLenum status;
-
-   /* check for fallbacks */
-   if (target == GL_TEXTURE_3D ||
-       target == GL_TEXTURE_1D_ARRAY ||
-       target == GL_TEXTURE_2D_ARRAY) {
-      _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_HIGH,
-                       "glGenerateMipmap() to %s target\n",
-                       _mesa_lookup_enum_by_nr(target));
-      return GL_TRUE;
-   }
-
-   srcLevel = texObj->BaseLevel;
-   baseImage = _mesa_select_tex_image(ctx, texObj, target, srcLevel);
-   if (!baseImage) {
-      _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_HIGH,
-                       "glGenerateMipmap() couldn't find base teximage\n");
-      return GL_TRUE;
-   }
-
-   if (_mesa_is_format_compressed(baseImage->TexFormat)) {
-      _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_HIGH,
-                       "glGenerateMipmap() with %s format\n",
-                       _mesa_get_format_name(baseImage->TexFormat));
-      return GL_TRUE;
-   }
-
-   if (_mesa_get_format_color_encoding(baseImage->TexFormat) == GL_SRGB &&
-       !ctx->Extensions.EXT_texture_sRGB_decode) {
-      /* The texture format is sRGB but we can't turn off sRGB->linear
-       * texture sample conversion.  So we won't be able to generate the
-       * right colors when rendering.  Need to use a fallback.
-       */
-      _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_HIGH,
-                       "glGenerateMipmap() of sRGB texture without "
-                       "sRGB decode\n");
-      return GL_TRUE;
-   }
-
-   /*
-    * Test that we can actually render in the texture's format.
-    */
-   if (!mipmap->FBO)
-      _mesa_GenFramebuffers(1, &mipmap->FBO);
-   _mesa_BindFramebuffer(GL_FRAMEBUFFER_EXT, mipmap->FBO);
-
-   if (target == GL_TEXTURE_1D) {
-      _mesa_FramebufferTexture1D(GL_FRAMEBUFFER_EXT,
-                                    GL_COLOR_ATTACHMENT0_EXT,
-                                    target, texObj->Name, srcLevel);
-   }
-#if 0
-   /* other work is needed to enable 3D mipmap generation */
-   else if (target == GL_TEXTURE_3D) {
-      GLint zoffset = 0;
-      _mesa_FramebufferTexture3D(GL_FRAMEBUFFER_EXT,
-                                    GL_COLOR_ATTACHMENT0_EXT,
-                                    target, texObj->Name, srcLevel, zoffset);
-   }
-#endif
-   else {
-      /* 2D / cube */
-      _mesa_FramebufferTexture2D(GL_FRAMEBUFFER_EXT,
-                                    GL_COLOR_ATTACHMENT0_EXT,
-                                    target, texObj->Name, srcLevel);
-   }
-
-   status = _mesa_CheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
-
-   _mesa_BindFramebuffer(GL_FRAMEBUFFER_EXT, fboSave);
-
-   if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
-      _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_HIGH,
-                       "glGenerateMipmap() got incomplete FBO\n");
-      return GL_TRUE;
-   }
-
-   return GL_FALSE;
-}
-
-
 /**
  * Compute the texture coordinates for the four vertices of a quad for
  * drawing a 2D texture image or slice of a cube/3D texture.
@@ -2465,16 +2368,16 @@ _mesa_meta_check_generate_mipmap_fallback(struct gl_context *ctx, GLenum target,
  * \param height  height of the texture image
  * \param coords0/1/2/3  returns the computed texcoords
  */
-static void
-setup_texture_coords(GLenum faceTarget,
-                     GLint slice,
-                     GLint width,
-                     GLint height,
-                     GLint depth,
-                     GLfloat coords0[4],
-                     GLfloat coords1[4],
-                     GLfloat coords2[4],
-                     GLfloat coords3[4])
+void
+_mesa_meta_setup_texture_coords(GLenum faceTarget,
+                                GLint slice,
+                                GLint width,
+                                GLint height,
+                                GLint depth,
+                                GLfloat coords0[4],
+                                GLfloat coords1[4],
+                                GLfloat coords2[4],
+                                GLfloat coords3[4])
 {
    static const GLfloat st[4][2] = {
       {0.0f, 0.0f}, {1.0f, 0.0f}, {1.0f, 1.0f}, {0.0f, 1.0f}
@@ -2618,7 +2521,7 @@ setup_texture_coords(GLenum faceTarget,
       }
       break;
    default:
-      assert(0 && "unexpected target in meta setup_texture_coords()");
+      assert(!"unexpected target in _mesa_meta_setup_texture_coords()");
    }
 }
 
@@ -2698,245 +2601,6 @@ _mesa_meta_blit_shader_table_cleanup(struct blit_shader_table *table)
    table->sampler_cubemap_array.shader_prog = 0;
 }
 
-static void
-meta_glsl_generate_mipmap_cleanup(struct gen_mipmap_state *mipmap)
-{
-   if (mipmap->VAO == 0)
-      return;
-   _mesa_DeleteVertexArrays(1, &mipmap->VAO);
-   mipmap->VAO = 0;
-   _mesa_DeleteBuffers(1, &mipmap->VBO);
-   mipmap->VBO = 0;
-
-   _mesa_meta_blit_shader_table_cleanup(&mipmap->shaders);
-}
-
-
-/**
- * Called via ctx->Driver.GenerateMipmap()
- * Note: We don't yet support 3D textures, 1D/2D array textures or texture
- * borders.
- */
-void
-_mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
-                          struct gl_texture_object *texObj)
-{
-   struct gen_mipmap_state *mipmap = &ctx->Meta->Mipmap;
-   struct vertex verts[4];
-   const GLuint baseLevel = texObj->BaseLevel;
-   const GLuint maxLevel = texObj->MaxLevel;
-   const GLint maxLevelSave = texObj->MaxLevel;
-   const GLboolean genMipmapSave = texObj->GenerateMipmap;
-   const GLuint fboSave = ctx->DrawBuffer->Name;
-   const GLuint currentTexUnitSave = ctx->Texture.CurrentUnit;
-   const GLboolean use_glsl_version = ctx->Extensions.ARB_vertex_shader &&
-                                      ctx->Extensions.ARB_fragment_shader;
-   GLenum faceTarget;
-   GLuint dstLevel;
-   const GLint slice = 0;
-   GLuint samplerSave;
-
-   if (_mesa_meta_check_generate_mipmap_fallback(ctx, target, texObj)) {
-      _mesa_generate_mipmap(ctx, target, texObj);
-      return;
-   }
-
-   if (target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X &&
-       target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z) {
-      faceTarget = target;
-      target = GL_TEXTURE_CUBE_MAP;
-   }
-   else {
-      faceTarget = target;
-   }
-
-   _mesa_meta_begin(ctx, MESA_META_ALL);
-
-   /* Choose between glsl version and fixed function version of
-    * GenerateMipmap function.
-    */
-   if (use_glsl_version) {
-      _mesa_meta_setup_vertex_objects(&mipmap->VAO, &mipmap->VBO, true,
-                                      2, 3, 0);
-      _mesa_meta_setup_blit_shader(ctx, target, &mipmap->shaders);
-   }
-   else {
-      _mesa_meta_setup_ff_tnl_for_blit(&mipmap->VAO, &mipmap->VBO, 3);
-      _mesa_set_enable(ctx, target, GL_TRUE);
-   }
-
-   samplerSave = ctx->Texture.Unit[ctx->Texture.CurrentUnit].Sampler ?
-      ctx->Texture.Unit[ctx->Texture.CurrentUnit].Sampler->Name : 0;
-
-   if (currentTexUnitSave != 0)
-      _mesa_BindTexture(target, texObj->Name);
-
-   if (!mipmap->FBO) {
-      _mesa_GenFramebuffers(1, &mipmap->FBO);
-   }
-
-   if (!mipmap->Sampler) {
-      _mesa_GenSamplers(1, &mipmap->Sampler);
-      _mesa_BindSampler(ctx->Texture.CurrentUnit, mipmap->Sampler);
-
-      _mesa_SamplerParameteri(mipmap->Sampler,
-                              GL_TEXTURE_MIN_FILTER,
-                              GL_LINEAR_MIPMAP_LINEAR);
-      _mesa_SamplerParameteri(mipmap->Sampler, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-      _mesa_SamplerParameteri(mipmap->Sampler, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-      _mesa_SamplerParameteri(mipmap->Sampler, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-      _mesa_SamplerParameteri(mipmap->Sampler, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
-
-      /* We don't want to encode or decode sRGB values; treat them as linear.
-       * This is not technically correct for GLES3 but we don't get any API
-       * error at the moment.
-       */
-      if (ctx->Extensions.EXT_texture_sRGB_decode) {
-         _mesa_SamplerParameteri(mipmap->Sampler, GL_TEXTURE_SRGB_DECODE_EXT,
-               GL_SKIP_DECODE_EXT);
-      }
-
-   } else {
-      _mesa_BindSampler(ctx->Texture.CurrentUnit, mipmap->Sampler);
-   }
-
-   _mesa_BindFramebuffer(GL_FRAMEBUFFER_EXT, mipmap->FBO);
-
-   _mesa_TexParameteri(target, GL_GENERATE_MIPMAP, GL_FALSE);
-
-   /* Silence valgrind warnings about reading uninitialized stack. */
-   memset(verts, 0, sizeof(verts));
-
-   /* Setup texture coordinates */
-   setup_texture_coords(faceTarget,
-                        slice,
-                        0, 0, 1, /* width, height never used here */
-                        verts[0].tex,
-                        verts[1].tex,
-                        verts[2].tex,
-                        verts[3].tex);
-
-   /* setup vertex positions */
-   verts[0].x = -1.0F;
-   verts[0].y = -1.0F;
-   verts[1].x =  1.0F;
-   verts[1].y = -1.0F;
-   verts[2].x =  1.0F;
-   verts[2].y =  1.0F;
-   verts[3].x = -1.0F;
-   verts[3].y =  1.0F;
-
-   /* upload vertex data */
-   _mesa_BufferData(GL_ARRAY_BUFFER_ARB, sizeof(verts),
-                       verts, GL_DYNAMIC_DRAW_ARB);
-
-   /* texture is already locked, unlock now */
-   _mesa_unlock_texture(ctx, texObj);
-
-   for (dstLevel = baseLevel + 1; dstLevel <= maxLevel; dstLevel++) {
-      const struct gl_texture_image *srcImage;
-      const GLuint srcLevel = dstLevel - 1;
-      GLsizei srcWidth, srcHeight, srcDepth;
-      GLsizei dstWidth, dstHeight, dstDepth;
-      GLenum status;
-
-      srcImage = _mesa_select_tex_image(ctx, texObj, faceTarget, srcLevel);
-      assert(srcImage->Border == 0);
-
-      /* src size */
-      srcWidth = srcImage->Width;
-      srcHeight = srcImage->Height;
-      srcDepth = srcImage->Depth;
-
-      /* new dst size */
-      dstWidth = MAX2(1, srcWidth / 2);
-      dstHeight = MAX2(1, srcHeight / 2);
-      dstDepth = MAX2(1, srcDepth / 2);
-
-      if (dstWidth == srcImage->Width &&
-          dstHeight == srcImage->Height &&
-          dstDepth == srcImage->Depth) {
-         /* all done */
-         break;
-      }
-
-      /* Allocate storage for the destination mipmap image(s) */
-
-      /* Set MaxLevel large enough to hold the new level when we allocate it */
-      _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, dstLevel);
-
-      if (!_mesa_prepare_mipmap_level(ctx, texObj, dstLevel,
-                                      dstWidth, dstHeight, dstDepth,
-                                      srcImage->Border,
-                                      srcImage->InternalFormat,
-                                      srcImage->TexFormat)) {
-         /* All done.  We either ran out of memory or we would go beyond the
-          * last valid level of an immutable texture if we continued.
-          */
-         break;
-      }
-
-      /* limit minification to src level */
-      _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, srcLevel);
-
-      /* Set to draw into the current dstLevel */
-      if (target == GL_TEXTURE_1D) {
-         _mesa_FramebufferTexture1D(GL_FRAMEBUFFER_EXT,
-                                       GL_COLOR_ATTACHMENT0_EXT,
-                                       target,
-                                       texObj->Name,
-                                       dstLevel);
-      }
-      else if (target == GL_TEXTURE_3D) {
-         GLint zoffset = 0; /* XXX unfinished */
-         _mesa_FramebufferTexture3D(GL_FRAMEBUFFER_EXT,
-                                       GL_COLOR_ATTACHMENT0_EXT,
-                                       target,
-                                       texObj->Name,
-                                       dstLevel, zoffset);
-      }
-      else {
-         /* 2D / cube */
-         _mesa_FramebufferTexture2D(GL_FRAMEBUFFER_EXT,
-                                       GL_COLOR_ATTACHMENT0_EXT,
-                                       faceTarget,
-                                       texObj->Name,
-                                       dstLevel);
-      }
-
-      _mesa_DrawBuffer(GL_COLOR_ATTACHMENT0_EXT);
-
-      /* sanity check */
-      status = _mesa_CheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
-      if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
-         _mesa_problem(ctx, "Unexpected incomplete framebuffer in "
-                       "_mesa_meta_GenerateMipmap()");
-         break;
-      }
-
-      assert(dstWidth == ctx->DrawBuffer->Width);
-      assert(dstHeight == ctx->DrawBuffer->Height);
-
-      /* setup viewport */
-      _mesa_set_viewport(ctx, 0, 0, 0, dstWidth, dstHeight);
-
-      _mesa_DrawArrays(GL_TRIANGLE_FAN, 0, 4);
-   }
-
-   _mesa_lock_texture(ctx, texObj); /* relock */
-
-   _mesa_BindSampler(ctx->Texture.CurrentUnit, samplerSave);
-
-   _mesa_meta_end(ctx);
-
-   _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, maxLevelSave);
-   if (genMipmapSave)
-      _mesa_TexParameteri(target, GL_GENERATE_MIPMAP, genMipmapSave);
-
-   _mesa_BindFramebuffer(GL_FRAMEBUFFER_EXT, fboSave);
-}
-
-
 /**
  * Determine the GL data type to use for the temporary image read with
  * ReadPixels() and passed to Tex[Sub]Image().
@@ -3219,11 +2883,11 @@ decompress_texture_image(struct gl_context *ctx,
    /* Silence valgrind warnings about reading uninitialized stack. */
    memset(verts, 0, sizeof(verts));
 
-   setup_texture_coords(faceTarget, slice, width, height, depth,
-                        verts[0].tex,
-                        verts[1].tex,
-                        verts[2].tex,
-                        verts[3].tex);
+   _mesa_meta_setup_texture_coords(faceTarget, slice, width, height, depth,
+                                   verts[0].tex,
+                                   verts[1].tex,
+                                   verts[2].tex,
+                                   verts[3].tex);
 
    /* setup vertex positions */
    verts[0].x = -1.0F;
diff --git a/mesalib/src/mesa/drivers/common/meta.h b/mesalib/src/mesa/drivers/common/meta.h
index fcf45c403..6029a775c 100644
--- a/mesalib/src/mesa/drivers/common/meta.h
+++ b/mesalib/src/mesa/drivers/common/meta.h
@@ -410,10 +410,6 @@ _mesa_meta_Bitmap(struct gl_context *ctx,
                   const struct gl_pixelstore_attrib *unpack,
                   const GLubyte *bitmap);
 
-extern GLboolean
-_mesa_meta_check_generate_mipmap_fallback(struct gl_context *ctx, GLenum target,
-                                          struct gl_texture_object *texObj);
-
 extern void
 _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
                           struct gl_texture_object *texObj);
@@ -448,6 +444,17 @@ GLboolean
 _mesa_meta_alloc_texture(struct temp_texture *tex,
                          GLsizei width, GLsizei height, GLenum intFormat);
 
+void
+_mesa_meta_setup_texture_coords(GLenum faceTarget,
+                                GLint slice,
+                                GLint width,
+                                GLint height,
+                                GLint depth,
+                                GLfloat coords0[4],
+                                GLfloat coords1[4],
+                                GLfloat coords2[4],
+                                GLfloat coords3[4]);
+
 struct temp_texture *
 _mesa_meta_get_temp_texture(struct gl_context *ctx);
 
@@ -491,4 +498,7 @@ _mesa_meta_glsl_blit_cleanup(struct blit_state *blit);
 void
 _mesa_meta_blit_shader_table_cleanup(struct blit_shader_table *table);
 
+void
+_mesa_meta_glsl_generate_mipmap_cleanup(struct gen_mipmap_state *mipmap);
+
 #endif /* META_H */
diff --git a/mesalib/src/mesa/drivers/common/meta_generate_mipmap.c b/mesalib/src/mesa/drivers/common/meta_generate_mipmap.c
new file mode 100644
index 000000000..3db073ab1
--- /dev/null
+++ b/mesalib/src/mesa/drivers/common/meta_generate_mipmap.c
@@ -0,0 +1,383 @@
+/*
+ * Mesa 3-D graphics library
+ *
+ * Copyright (C) 2009  VMware, Inc.  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, sublicense,
+ * 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 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 NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ */
+
+/**
+ * Meta operations.  Some GL operations can be expressed in terms of
+ * other GL operations.  For example, glBlitFramebuffer() can be done
+ * with texture mapping and glClear() can be done with polygon rendering.
+ *
+ * \author Brian Paul
+ */
+
+#include "main/arrayobj.h"
+#include "main/buffers.h"
+#include "main/enums.h"
+#include "main/enable.h"
+#include "main/fbobject.h"
+#include "main/macros.h"
+#include "main/mipmap.h"
+#include "main/teximage.h"
+#include "main/texobj.h"
+#include "main/texparam.h"
+#include "main/varray.h"
+#include "main/viewport.h"
+#include "drivers/common/meta.h"
+
+/**
+ * Bind a particular texture level/layer to mipmap->FBO's GL_COLOR_ATTACHMENT0.
+ */
+static void
+bind_fbo_image(struct gl_texture_object *texObj, GLenum target,
+               GLuint level, GLuint layer)
+{
+   switch (target) {
+   case GL_TEXTURE_1D:
+      _mesa_FramebufferTexture1D(GL_FRAMEBUFFER,
+                                 GL_COLOR_ATTACHMENT0,
+                                 target,
+                                 texObj->Name,
+                                 level);
+      break;
+   case GL_TEXTURE_1D_ARRAY:
+   case GL_TEXTURE_2D_ARRAY:
+   case GL_TEXTURE_3D:
+      _mesa_FramebufferTextureLayer(GL_FRAMEBUFFER,
+                                    GL_COLOR_ATTACHMENT0,
+                                    texObj->Name,
+                                    level,
+                                    layer);
+      break;
+   default: /* 2D / cube */
+      _mesa_FramebufferTexture2D(GL_FRAMEBUFFER,
+                                 GL_COLOR_ATTACHMENT0,
+                                 target,
+                                 texObj->Name,
+                                 level);
+   }
+}
+
+/**
+ * Check if the call to _mesa_meta_GenerateMipmap() will require a
+ * software fallback.  The fallback path will require that the texture
+ * images are mapped.
+ * \return GL_TRUE if a fallback is needed, GL_FALSE otherwise
+ */
+static bool
+fallback_required(struct gl_context *ctx, GLenum target,
+                  struct gl_texture_object *texObj)
+{
+   const GLuint fboSave = ctx->DrawBuffer->Name;
+   struct gen_mipmap_state *mipmap = &ctx->Meta->Mipmap;
+   struct gl_texture_image *baseImage;
+   GLuint srcLevel;
+   GLenum status;
+
+   /* check for fallbacks */
+   if (target == GL_TEXTURE_3D) {
+      _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_HIGH,
+                       "glGenerateMipmap() to %s target\n",
+                       _mesa_lookup_enum_by_nr(target));
+      return true;
+   }
+
+   srcLevel = texObj->BaseLevel;
+   baseImage = _mesa_select_tex_image(ctx, texObj, target, srcLevel);
+   if (!baseImage) {
+      _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_HIGH,
+                       "glGenerateMipmap() couldn't find base teximage\n");
+      return true;
+   }
+
+   if (_mesa_is_format_compressed(baseImage->TexFormat)) {
+      _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_HIGH,
+                       "glGenerateMipmap() with %s format\n",
+                       _mesa_get_format_name(baseImage->TexFormat));
+      return true;
+   }
+
+   if (_mesa_get_format_color_encoding(baseImage->TexFormat) == GL_SRGB &&
+       !ctx->Extensions.EXT_texture_sRGB_decode) {
+      /* The texture format is sRGB but we can't turn off sRGB->linear
+       * texture sample conversion.  So we won't be able to generate the
+       * right colors when rendering.  Need to use a fallback.
+       */
+      _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_HIGH,
+                       "glGenerateMipmap() of sRGB texture without "
+                       "sRGB decode\n");
+      return true;
+   }
+
+   /*
+    * Test that we can actually render in the texture's format.
+    */
+   if (!mipmap->FBO)
+      _mesa_GenFramebuffers(1, &mipmap->FBO);
+   _mesa_BindFramebuffer(GL_FRAMEBUFFER_EXT, mipmap->FBO);
+
+   bind_fbo_image(texObj, target, srcLevel, 0);
+
+   status = _mesa_CheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
+
+   _mesa_BindFramebuffer(GL_FRAMEBUFFER_EXT, fboSave);
+
+   if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
+      _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_HIGH,
+                       "glGenerateMipmap() got incomplete FBO\n");
+      return true;
+   }
+
+   return false;
+}
+
+void
+_mesa_meta_glsl_generate_mipmap_cleanup(struct gen_mipmap_state *mipmap)
+{
+   if (mipmap->VAO == 0)
+      return;
+   _mesa_DeleteVertexArrays(1, &mipmap->VAO);
+   mipmap->VAO = 0;
+   _mesa_DeleteBuffers(1, &mipmap->VBO);
+   mipmap->VBO = 0;
+
+   _mesa_meta_blit_shader_table_cleanup(&mipmap->shaders);
+}
+
+static GLboolean
+prepare_mipmap_level(struct gl_context *ctx,
+                     struct gl_texture_object *texObj, GLuint level,
+                     GLsizei width, GLsizei height, GLsizei depth,
+                     GLenum intFormat, mesa_format format)
+{
+   if (texObj->Target == GL_TEXTURE_1D_ARRAY) {
+      /* Work around Mesa expecting the number of array slices in "height". */
+      height = depth;
+      depth = 1;
+   }
+
+   return _mesa_prepare_mipmap_level(ctx, texObj, level, width, height, depth,
+                                     0, intFormat, format);
+}
+
+/**
+ * Called via ctx->Driver.GenerateMipmap()
+ * Note: We don't yet support 3D textures, 1D/2D array textures or texture
+ * borders.
+ */
+void
+_mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
+                          struct gl_texture_object *texObj)
+{
+   struct gen_mipmap_state *mipmap = &ctx->Meta->Mipmap;
+   struct vertex verts[4];
+   const GLuint baseLevel = texObj->BaseLevel;
+   const GLuint maxLevel = texObj->MaxLevel;
+   const GLint maxLevelSave = texObj->MaxLevel;
+   const GLboolean genMipmapSave = texObj->GenerateMipmap;
+   const GLuint fboSave = ctx->DrawBuffer->Name;
+   const GLuint currentTexUnitSave = ctx->Texture.CurrentUnit;
+   const GLboolean use_glsl_version = ctx->Extensions.ARB_vertex_shader &&
+                                      ctx->Extensions.ARB_fragment_shader;
+   GLenum faceTarget;
+   GLuint dstLevel;
+   GLuint samplerSave;
+
+   if (fallback_required(ctx, target, texObj)) {
+      _mesa_generate_mipmap(ctx, target, texObj);
+      return;
+   }
+
+   if (target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X &&
+       target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z) {
+      faceTarget = target;
+      target = GL_TEXTURE_CUBE_MAP;
+   } else {
+      faceTarget = target;
+   }
+
+   _mesa_meta_begin(ctx, MESA_META_ALL);
+
+   /* Choose between glsl version and fixed function version of
+    * GenerateMipmap function.
+    */
+   if (use_glsl_version) {
+      _mesa_meta_setup_vertex_objects(&mipmap->VAO, &mipmap->VBO, true,
+                                      2, 3, 0);
+      _mesa_meta_setup_blit_shader(ctx, target, &mipmap->shaders);
+   } else {
+      _mesa_meta_setup_ff_tnl_for_blit(&mipmap->VAO, &mipmap->VBO, 3);
+      _mesa_set_enable(ctx, target, GL_TRUE);
+   }
+
+   samplerSave = ctx->Texture.Unit[ctx->Texture.CurrentUnit].Sampler ?
+      ctx->Texture.Unit[ctx->Texture.CurrentUnit].Sampler->Name : 0;
+
+   if (currentTexUnitSave != 0)
+      _mesa_BindTexture(target, texObj->Name);
+
+   if (!mipmap->Sampler) {
+      _mesa_GenSamplers(1, &mipmap->Sampler);
+      _mesa_BindSampler(ctx->Texture.CurrentUnit, mipmap->Sampler);
+
+      _mesa_SamplerParameteri(mipmap->Sampler,
+                              GL_TEXTURE_MIN_FILTER,
+                              GL_LINEAR_MIPMAP_LINEAR);
+      _mesa_SamplerParameteri(mipmap->Sampler, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+      _mesa_SamplerParameteri(mipmap->Sampler, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+      _mesa_SamplerParameteri(mipmap->Sampler, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+      _mesa_SamplerParameteri(mipmap->Sampler, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
+
+      /* We don't want to encode or decode sRGB values; treat them as linear.
+       * This is not technically correct for GLES3 but we don't get any API
+       * error at the moment.
+       */
+      if (ctx->Extensions.EXT_texture_sRGB_decode) {
+         _mesa_SamplerParameteri(mipmap->Sampler, GL_TEXTURE_SRGB_DECODE_EXT,
+               GL_SKIP_DECODE_EXT);
+      }
+   } else {
+      _mesa_BindSampler(ctx->Texture.CurrentUnit, mipmap->Sampler);
+   }
+
+   assert(mipmap->FBO != 0);
+   _mesa_BindFramebuffer(GL_FRAMEBUFFER_EXT, mipmap->FBO);
+
+   _mesa_TexParameteri(target, GL_GENERATE_MIPMAP, GL_FALSE);
+
+   /* Silence valgrind warnings about reading uninitialized stack. */
+   memset(verts, 0, sizeof(verts));
+
+   /* setup vertex positions */
+   verts[0].x = -1.0F;
+   verts[0].y = -1.0F;
+   verts[1].x =  1.0F;
+   verts[1].y = -1.0F;
+   verts[2].x =  1.0F;
+   verts[2].y =  1.0F;
+   verts[3].x = -1.0F;
+   verts[3].y =  1.0F;
+
+   /* texture is already locked, unlock now */
+   _mesa_unlock_texture(ctx, texObj);
+
+   for (dstLevel = baseLevel + 1; dstLevel <= maxLevel; dstLevel++) {
+      const struct gl_texture_image *srcImage;
+      const GLuint srcLevel = dstLevel - 1;
+      GLuint layer;
+      GLsizei srcWidth, srcHeight, srcDepth;
+      GLsizei dstWidth, dstHeight, dstDepth;
+
+      srcImage = _mesa_select_tex_image(ctx, texObj, faceTarget, srcLevel);
+      assert(srcImage->Border == 0);
+
+      /* src size */
+      srcWidth = srcImage->Width;
+      if (target == GL_TEXTURE_1D_ARRAY) {
+         srcHeight = 1;
+         srcDepth = srcImage->Height;
+      } else {
+         srcHeight = srcImage->Height;
+         srcDepth = srcImage->Depth;
+      }
+
+      /* new dst size */
+      dstWidth = minify(srcWidth, 1);
+      dstHeight = minify(srcHeight, 1);
+      dstDepth = target == GL_TEXTURE_3D ? minify(srcDepth, 1) : srcDepth;
+
+      if (dstWidth == srcWidth &&
+          dstHeight == srcHeight &&
+          dstDepth == srcDepth) {
+         /* all done */
+         break;
+      }
+
+      /* Allocate storage for the destination mipmap image(s) */
+
+      /* Set MaxLevel large enough to hold the new level when we allocate it */
+      _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, dstLevel);
+
+      if (!prepare_mipmap_level(ctx, texObj, dstLevel,
+                                dstWidth, dstHeight, dstDepth,
+                                srcImage->InternalFormat,
+                                srcImage->TexFormat)) {
+         /* All done.  We either ran out of memory or we would go beyond the
+          * last valid level of an immutable texture if we continued.
+          */
+         break;
+      }
+
+      /* limit minification to src level */
+      _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, srcLevel);
+
+      /* setup viewport */
+      _mesa_set_viewport(ctx, 0, 0, 0, dstWidth, dstHeight);
+      _mesa_DrawBuffer(GL_COLOR_ATTACHMENT0);
+
+      for (layer = 0; layer < dstDepth; ++layer) {
+         /* Setup texture coordinates */
+         _mesa_meta_setup_texture_coords(faceTarget,
+                                         layer,
+                                         0, 0, 1, /* width, height never used here */
+                                         verts[0].tex,
+                                         verts[1].tex,
+                                         verts[2].tex,
+                                         verts[3].tex);
+
+         /* upload vertex data */
+         _mesa_BufferData(GL_ARRAY_BUFFER_ARB, sizeof(verts),
+                          verts, GL_DYNAMIC_DRAW_ARB);
+
+         bind_fbo_image(texObj, faceTarget, dstLevel, layer);
+
+         /* sanity check */
+         if (_mesa_CheckFramebufferStatus(GL_FRAMEBUFFER) !=
+             GL_FRAMEBUFFER_COMPLETE) {
+            _mesa_problem(ctx, "Unexpected incomplete framebuffer in "
+                          "_mesa_meta_GenerateMipmap()");
+            break;
+         }
+
+         assert(dstWidth == ctx->DrawBuffer->Width);
+         if (target == GL_TEXTURE_1D_ARRAY) {
+            assert(dstHeight == 1);
+         } else {
+            assert(dstHeight == ctx->DrawBuffer->Height);
+         }
+
+         _mesa_DrawArrays(GL_TRIANGLE_FAN, 0, 4);
+      }
+   }
+
+   _mesa_lock_texture(ctx, texObj); /* relock */
+
+   _mesa_BindSampler(ctx->Texture.CurrentUnit, samplerSave);
+
+   _mesa_meta_end(ctx);
+
+   _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, maxLevelSave);
+   if (genMipmapSave)
+      _mesa_TexParameteri(target, GL_GENERATE_MIPMAP, genMipmapSave);
+
+   _mesa_BindFramebuffer(GL_FRAMEBUFFER_EXT, fboSave);
+}
diff --git a/mesalib/src/mesa/drivers/dri/common/dri_test.c b/mesalib/src/mesa/drivers/dri/common/dri_test.c
index 35732857d..7ab50d923 100644
--- a/mesalib/src/mesa/drivers/dri/common/dri_test.c
+++ b/mesalib/src/mesa/drivers/dri/common/dri_test.c
@@ -76,12 +76,6 @@ _glapi_get_dispatch_table_size(void)
 	return 0;
 }
 
-PUBLIC unsigned long
-_glthread_GetID(void)
-{
-   return 0;
-}
-
 #ifndef NO_MAIN
 int main(int argc, char** argv)
 {
diff --git a/mesalib/src/mesa/main/errors.c b/mesalib/src/mesa/main/errors.c
index ca73a6686..8ec6a8c33 100644
--- a/mesalib/src/mesa/main/errors.c
+++ b/mesalib/src/mesa/main/errors.c
@@ -38,9 +38,6 @@
 #include "version.h"
 #include "hash_table.h"
 
-#define MESSAGE_LOG 1
-#define MESSAGE_LOG_ARB 2
-
 static mtx_t DynamicIDMutex = _MTX_INITIALIZER_NP;
 static GLuint NextDynamicID = 1;
 
@@ -373,40 +370,6 @@ store_message_details(struct gl_debug_msg *emptySlot,
 
 
 /**
- * Remap any type exclusive to KHR_debug to something suitable
- * for ARB_debug_output
- */
-inline static int
-remap_type(GLenum type) {
-
-   switch(type) {
-   case GL_DEBUG_TYPE_MARKER:
-   case GL_DEBUG_TYPE_PUSH_GROUP:
-   case GL_DEBUG_TYPE_POP_GROUP:
-      type = GL_DEBUG_TYPE_OTHER;
-   default:
-      ;
-   }
-
-  return type;
-}
-
-
-/**
- * Remap severity exclusive to KHR_debug to something suitable
- * for ARB_debug_output
- */
-inline static int
-remap_severity(GLenum severity) {
-
-   if (GL_DEBUG_SEVERITY_NOTIFICATION == severity)
-      severity = GL_DEBUG_SEVERITY_LOW;
-
-   return severity;
-}
-
-
-/**
  * 'buf' is not necessarily a null-terminated string. When logging, copy
  * 'len' characters from it, store them in a new, null-terminated string,
  * and remember the number of bytes used by that string, *including*
@@ -433,10 +396,6 @@ log_msg(struct gl_context *ctx, enum mesa_debug_source source,
        GLenum gl_type = debug_type_enums[type];
        GLenum gl_severity = debug_severity_enums[severity];
 
-       if (debug->ARBCallback) {
-          gl_severity = remap_severity(gl_severity);
-          gl_type = remap_type(gl_type);
-      }
       debug->Callback(debug_source_enums[source], gl_type, id, gl_severity,
                       len, buf, debug->CallbackData);
       return;
@@ -470,8 +429,7 @@ log_msg(struct gl_context *ctx, enum mesa_debug_source source,
  */
 static GLsizei
 get_msg(struct gl_context *ctx, GLenum *source, GLenum *type,
-        GLuint *id, GLenum *severity, GLsizei bufSize, char *buf,
-        unsigned caller)
+        GLuint *id, GLenum *severity, GLsizei bufSize, char *buf)
 {
    struct gl_debug_state *debug = _mesa_get_debug_state(ctx);
    struct gl_debug_msg *msg;
@@ -490,8 +448,6 @@ get_msg(struct gl_context *ctx, GLenum *source, GLenum *type,
 
    if (severity) {
       *severity = debug_severity_enums[msg->severity];
-      if (caller == MESSAGE_LOG_ARB)
-         *severity = remap_severity(*severity);
    }
 
    if (source) {
@@ -500,8 +456,6 @@ get_msg(struct gl_context *ctx, GLenum *source, GLenum *type,
 
    if (type) {
       *type = debug_type_enums[msg->type];
-      if (caller == MESSAGE_LOG_ARB)
-         *type = remap_type(*type);
    }
 
    if (id) {
@@ -529,12 +483,9 @@ get_msg(struct gl_context *ctx, GLenum *source, GLenum *type,
 
 /**
  * Verify that source, type, and severity are valid enums.
- * glDebugMessageInsertARB only accepts two values for 'source',
- * and glDebugMessageControlARB will additionally accept GL_DONT_CARE
- * in any parameter, so handle those cases specially.
  *
- * There is also special cases for handling values available in
- * GL_KHR_debug that are not avaliable in GL_ARB_debug_output
+ * The 'caller' param is used for handling values available
+ * only in glDebugMessageInsert or glDebugMessageControl
  */
 static GLboolean
 validate_params(struct gl_context *ctx, unsigned caller,
@@ -543,8 +494,6 @@ validate_params(struct gl_context *ctx, unsigned caller,
 {
 #define INSERT 1
 #define CONTROL 2
-#define INSERT_ARB 3
-#define CONTROL_ARB 4
    switch(source) {
    case GL_DEBUG_SOURCE_APPLICATION_ARB:
    case GL_DEBUG_SOURCE_THIRD_PARTY_ARB:
@@ -553,11 +502,15 @@ validate_params(struct gl_context *ctx, unsigned caller,
    case GL_DEBUG_SOURCE_SHADER_COMPILER_ARB:
    case GL_DEBUG_SOURCE_WINDOW_SYSTEM_ARB:
    case GL_DEBUG_SOURCE_OTHER_ARB:
-      if (caller != INSERT || caller == INSERT_ARB)
+      if (caller != INSERT)
          break;
+      else
+         goto error;
    case GL_DONT_CARE:
-      if (caller == CONTROL || caller == CONTROL_ARB)
+      if (caller == CONTROL)
          break;
+      else
+         goto error;
    default:
       goto error;
    }
@@ -569,14 +522,15 @@ validate_params(struct gl_context *ctx, unsigned caller,
    case GL_DEBUG_TYPE_PERFORMANCE_ARB:
    case GL_DEBUG_TYPE_PORTABILITY_ARB:
    case GL_DEBUG_TYPE_OTHER_ARB:
-      break;
    case GL_DEBUG_TYPE_MARKER:
-      /* this value is only valid for GL_KHR_debug functions */
-      if (caller == CONTROL || caller == INSERT)
-         break;
+      break;
+   case GL_DEBUG_TYPE_PUSH_GROUP:
+   case GL_DEBUG_TYPE_POP_GROUP:
    case GL_DONT_CARE:
-      if (caller == CONTROL || caller == CONTROL_ARB)
+      if (caller == CONTROL)
          break;
+      else
+         goto error;
    default:
       goto error;
    }
@@ -585,14 +539,13 @@ validate_params(struct gl_context *ctx, unsigned caller,
    case GL_DEBUG_SEVERITY_HIGH_ARB:
    case GL_DEBUG_SEVERITY_MEDIUM_ARB:
    case GL_DEBUG_SEVERITY_LOW_ARB:
-      break;
    case GL_DEBUG_SEVERITY_NOTIFICATION:
-      /* this value is only valid for GL_KHR_debug functions */
-      if (caller == CONTROL || caller == INSERT)
-         break;
+      break;
    case GL_DONT_CARE:
-      if (caller == CONTROL || caller == CONTROL_ARB)
+      if (caller == CONTROL)
          break;
+      else
+         goto error;
    default:
       goto error;
    }
@@ -706,44 +659,6 @@ control_app_messages(struct gl_context *ctx, GLenum esource, GLenum etype,
 
 
 /**
- * This is a generic message control function for use by both
- * glDebugMessageControlARB and glDebugMessageControl.
- */
-static void
-message_control(GLenum gl_source, GLenum gl_type,
-                GLenum gl_severity,
-                GLsizei count, const GLuint *ids,
-                GLboolean enabled,
-                unsigned caller, const char *callerstr)
-{
-   GET_CURRENT_CONTEXT(ctx);
-
-   if (count < 0) {
-      _mesa_error(ctx, GL_INVALID_VALUE,
-                  "%s(count=%d : count must not be negative)", callerstr,
-                  count);
-      return;
-   }
-
-   if (!validate_params(ctx, caller, callerstr, gl_source, gl_type,
-                        gl_severity))
-      return; /* GL_INVALID_ENUM */
-
-   if (count && (gl_severity != GL_DONT_CARE || gl_type == GL_DONT_CARE
-                 || gl_source == GL_DONT_CARE)) {
-      _mesa_error(ctx, GL_INVALID_OPERATION,
-                  "%s(When passing an array of ids, severity must be"
-         " GL_DONT_CARE, and source and type must not be GL_DONT_CARE.",
-                  callerstr);
-      return;
-   }
-
-   control_app_messages(ctx, gl_source, gl_type, gl_severity,
-                        count, ids, enabled);
-}
-
-
-/**
  * This is a generic message insert function.
  * Validation of source, type and severity parameters should be done
  * before calling this funtion.
@@ -773,58 +688,6 @@ message_insert(GLenum source, GLenum type, GLuint id,
 }
 
 
-/**
- * This is a generic message insert function for use by both
- * glGetDebugMessageLogARB and glGetDebugMessageLog.
- */
-static GLuint
-get_message_log(GLuint count, GLsizei logSize, GLenum *sources,
-                GLenum *types, GLenum *ids, GLenum *severities,
-                GLsizei *lengths, GLchar *messageLog,
-                unsigned caller, const char *callerstr)
-{
-   GET_CURRENT_CONTEXT(ctx);
-   GLuint ret;
-
-   if (!messageLog)
-      logSize = 0;
-
-   if (logSize < 0) {
-      _mesa_error(ctx, GL_INVALID_VALUE,
-                  "%s(logSize=%d : logSize must not be negative)", callerstr,
-                  logSize);
-      return 0;
-   }
-
-   for (ret = 0; ret < count; ret++) {
-      GLsizei written = get_msg(ctx, sources, types, ids, severities,
-                                logSize, messageLog, caller);
-      if (!written)
-         break;
-
-      if (messageLog) {
-         messageLog += written;
-         logSize -= written;
-      }
-      if (lengths) {
-         *lengths = written;
-         lengths++;
-      }
-
-      if (severities)
-         severities++;
-      if (sources)
-         sources++;
-      if (types)
-         types++;
-      if (ids)
-         ids++;
-   }
-
-   return ret;
-}
-
-
 static void
 do_nothing(GLuint key, void *data, void *userData)
 {
@@ -887,22 +750,79 @@ _mesa_GetDebugMessageLog(GLuint count, GLsizei logSize, GLenum *sources,
                          GLenum *types, GLenum *ids, GLenum *severities,
                          GLsizei *lengths, GLchar *messageLog)
 {
-   const char *callerstr = "glGetDebugMessageLog";
+   GET_CURRENT_CONTEXT(ctx);
+   GLuint ret;
+
+   if (!messageLog)
+      logSize = 0;
+
+   if (logSize < 0) {
+      _mesa_error(ctx, GL_INVALID_VALUE,
+                  "glGetDebugMessageLog(logSize=%d : logSize must not be"
+                  " negative)", logSize);
+      return 0;
+   }
+
+   for (ret = 0; ret < count; ret++) {
+      GLsizei written = get_msg(ctx, sources, types, ids, severities,
+                                logSize, messageLog);
+      if (!written)
+         break;
+
+      if (messageLog) {
+         messageLog += written;
+         logSize -= written;
+      }
+      if (lengths) {
+         *lengths = written;
+         lengths++;
+      }
 
-   return get_message_log(count, logSize, sources, types, ids, severities,
-                          lengths, messageLog, MESSAGE_LOG, callerstr);
+      if (severities)
+         severities++;
+      if (sources)
+         sources++;
+      if (types)
+         types++;
+      if (ids)
+         ids++;
+   }
+
+   return ret;
 }
 
 
 void GLAPIENTRY
-_mesa_DebugMessageControl(GLenum source, GLenum type, GLenum severity,
-                          GLsizei count, const GLuint *ids,
-                          GLboolean enabled)
+_mesa_DebugMessageControl(GLenum gl_source, GLenum gl_type,
+                          GLenum gl_severity, GLsizei count,
+                          const GLuint *ids, GLboolean enabled)
 {
    const char *callerstr = "glDebugMessageControl";
 
-   message_control(source, type, severity, count, ids,
-                   enabled, CONTROL, callerstr);
+   GET_CURRENT_CONTEXT(ctx);
+
+   if (count < 0) {
+      _mesa_error(ctx, GL_INVALID_VALUE,
+                  "%s(count=%d : count must not be negative)", callerstr,
+                  count);
+      return;
+   }
+
+   if (!validate_params(ctx, CONTROL, callerstr, gl_source, gl_type,
+                        gl_severity))
+      return; /* GL_INVALID_ENUM */
+
+   if (count && (gl_severity != GL_DONT_CARE || gl_type == GL_DONT_CARE
+                 || gl_source == GL_DONT_CARE)) {
+      _mesa_error(ctx, GL_INVALID_OPERATION,
+                  "%s(When passing an array of ids, severity must be"
+         " GL_DONT_CARE, and source and type must not be GL_DONT_CARE.",
+                  callerstr);
+      return;
+   }
+
+   control_app_messages(ctx, gl_source, gl_type, gl_severity,
+                        count, ids, enabled);
 }
 
 
@@ -914,7 +834,6 @@ _mesa_DebugMessageCallback(GLDEBUGPROC callback, const void *userParam)
    if (debug) {
       debug->Callback = callback;
       debug->CallbackData = userParam;
-      debug->ARBCallback = GL_FALSE;
    }
 }
 
@@ -1041,60 +960,6 @@ _mesa_PopDebugGroup(void)
 }
 
 
-void GLAPIENTRY
-_mesa_DebugMessageInsertARB(GLenum source, GLenum type, GLuint id,
-                            GLenum severity, GLint length,
-                            const GLcharARB *buf)
-{
-   const char *callerstr = "glDebugMessageInsertARB";
-
-   GET_CURRENT_CONTEXT(ctx);
-
-   if (!validate_params(ctx, INSERT_ARB, callerstr, source, type, severity))
-      return; /* GL_INVALID_ENUM */
-
-   message_insert(source, type, id, severity, length, buf, callerstr);
-}
-
-
-GLuint GLAPIENTRY
-_mesa_GetDebugMessageLogARB(GLuint count, GLsizei logSize, GLenum *sources,
-                            GLenum *types, GLenum *ids, GLenum *severities,
-                            GLsizei *lengths, GLcharARB *messageLog)
-{
-   const char *callerstr = "glGetDebugMessageLogARB";
-
-   return get_message_log(count, logSize, sources, types, ids, severities,
-                          lengths, messageLog, MESSAGE_LOG_ARB, callerstr);
-}
-
-
-void GLAPIENTRY
-_mesa_DebugMessageControlARB(GLenum gl_source, GLenum gl_type,
-                             GLenum gl_severity,
-                             GLsizei count, const GLuint *ids,
-                             GLboolean enabled)
-{
-   const char *callerstr = "glDebugMessageControlARB";
-
-   message_control(gl_source, gl_type, gl_severity, count, ids,
-                   enabled, CONTROL_ARB, callerstr);
-}
-
-
-void GLAPIENTRY
-_mesa_DebugMessageCallbackARB(GLDEBUGPROCARB callback, const void *userParam)
-{
-   GET_CURRENT_CONTEXT(ctx);
-   struct gl_debug_state *debug = _mesa_get_debug_state(ctx);
-   if (debug) {
-      debug->Callback = callback;
-      debug->CallbackData = userParam;
-      debug->ARBCallback = GL_TRUE;
-   }
-}
-
-
 void
 _mesa_init_errors(struct gl_context *ctx)
 {
diff --git a/mesalib/src/mesa/main/errors.h b/mesalib/src/mesa/main/errors.h
index cd414e6b6..e0706e5b9 100644
--- a/mesalib/src/mesa/main/errors.h
+++ b/mesalib/src/mesa/main/errors.h
@@ -91,21 +91,6 @@ _mesa_shader_debug(struct gl_context *ctx, GLenum type, GLuint *id,
                    const char *msg, int len);
 
 void GLAPIENTRY
-_mesa_DebugMessageInsertARB(GLenum source, GLenum type, GLuint id,
-                            GLenum severity, GLint length,
-                            const GLcharARB* buf);
-GLuint GLAPIENTRY
-_mesa_GetDebugMessageLogARB(GLuint count, GLsizei logSize, GLenum* sources,
-                            GLenum* types, GLenum* ids, GLenum* severities,
-                            GLsizei* lengths, GLcharARB* messageLog);
-void GLAPIENTRY
-_mesa_DebugMessageControlARB(GLenum source, GLenum type, GLenum severity,
-                             GLsizei count, const GLuint *ids,
-                             GLboolean enabled);
-void GLAPIENTRY
-_mesa_DebugMessageCallbackARB(GLDEBUGPROCARB callback,
-                              const void *userParam);
-void GLAPIENTRY
 _mesa_DebugMessageInsert(GLenum source, GLenum type, GLuint id,
                          GLenum severity, GLint length,
                          const GLchar* buf);
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index c46d70b20..a72284c9a 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/src/mesa/main/extensions.c
@@ -138,6 +138,7 @@ static const struct extension extension_table[] = {
    { "GL_ARB_shading_language_packing",            o(ARB_shading_language_packing),            GL,             2011 },
    { "GL_ARB_shading_language_420pack",            o(ARB_shading_language_420pack),            GL,             2011 },
    { "GL_ARB_shadow",                              o(ARB_shadow),                              GLL,            2001 },
+   { "GL_ARB_stencil_texturing",                   o(ARB_stencil_texturing),                   GL,             2012 },
    { "GL_ARB_sync",                                o(ARB_sync),                                GL,             2003 },
    { "GL_ARB_texture_border_clamp",                o(ARB_texture_border_clamp),                GLL,            2000 },
    { "GL_ARB_texture_buffer_object",               o(ARB_texture_buffer_object),               GLC,            2008 },
diff --git a/mesalib/src/mesa/main/format_pack.c b/mesalib/src/mesa/main/format_pack.c
index 2772ff2d3..acab6cb8d 100644
--- a/mesalib/src/mesa/main/format_pack.c
+++ b/mesalib/src/mesa/main/format_pack.c
@@ -567,7 +567,7 @@ static void
 pack_ubyte_ARGB4444_REV(const GLubyte src[4], void *dst)
 {
    GLushort *d = ((GLushort *) dst);
-   *d = PACK_COLOR_4444(src[GCOMP], src[BCOMP], src[ACOMP], src[RCOMP]);
+   *d = PACK_COLOR_4444(src[BCOMP], src[GCOMP], src[RCOMP], src[ACOMP]);
 }
 
 static void
@@ -1044,8 +1044,8 @@ pack_ubyte_SRGB8(const GLubyte src[4], void *dst)
 {
    GLubyte *d = ((GLubyte *) dst);
    d[2] = linear_ubyte_to_srgb_ubyte(src[RCOMP]);
-   d[1] = linear_ubyte_to_srgb_ubyte(src[RCOMP]);
-   d[0] = linear_ubyte_to_srgb_ubyte(src[RCOMP]);
+   d[1] = linear_ubyte_to_srgb_ubyte(src[GCOMP]);
+   d[0] = linear_ubyte_to_srgb_ubyte(src[BCOMP]);
 }
 
 static void
@@ -1090,8 +1090,8 @@ pack_ubyte_SARGB8(const GLubyte src[4], void *dst)
 {
    GLuint *d = ((GLuint *) dst);
    GLubyte r = linear_ubyte_to_srgb_ubyte(src[RCOMP]);
-   GLubyte g = linear_ubyte_to_srgb_ubyte(src[RCOMP]);
-   GLubyte b = linear_ubyte_to_srgb_ubyte(src[RCOMP]);
+   GLubyte g = linear_ubyte_to_srgb_ubyte(src[GCOMP]);
+   GLubyte b = linear_ubyte_to_srgb_ubyte(src[BCOMP]);
    *d = PACK_COLOR_8888(src[ACOMP], r, g, b);
 }
 
@@ -1108,6 +1108,31 @@ pack_float_SARGB8(const GLfloat src[4], void *dst)
 }
 
 
+/* MESA_FORMAT_R8G8B8A8_SRGB */
+
+static void
+pack_ubyte_SABGR8(const GLubyte src[4], void *dst)
+{
+   GLuint *d = ((GLuint *) dst);
+   GLubyte r = linear_ubyte_to_srgb_ubyte(src[RCOMP]);
+   GLubyte g = linear_ubyte_to_srgb_ubyte(src[GCOMP]);
+   GLubyte b = linear_ubyte_to_srgb_ubyte(src[BCOMP]);
+   *d = PACK_COLOR_8888(src[ACOMP], b, g, r);
+}
+
+static void
+pack_float_SABGR8(const GLfloat src[4], void *dst)
+{
+   GLuint *d = ((GLuint *) dst);
+   GLubyte r, g, b, a;
+   r = linear_float_to_srgb_ubyte(src[RCOMP]);
+   g = linear_float_to_srgb_ubyte(src[GCOMP]);
+   b = linear_float_to_srgb_ubyte(src[BCOMP]);
+   UNCLAMPED_FLOAT_TO_UBYTE(a, src[ACOMP]);
+   *d = PACK_COLOR_8888(a, b, g, r);
+}
+
+
 /* MESA_FORMAT_L_SRGB8 */
 
 static void
@@ -1880,6 +1905,20 @@ pack_float_SIGNED_RG1616(const GLfloat src[4], void *dst)
    *d = (r << 16) | (g & 0xffff);
 }
 
+/*
+ * MESA_FORMAT_B8G8R8X8_SRGB
+ */
+
+static void
+pack_float_XRGB8888_SRGB(const GLfloat src[4], void *dst)
+{
+   GLuint *d = (GLuint *) dst;
+   GLubyte r = linear_float_to_srgb_ubyte(src[RCOMP]);
+   GLubyte g = linear_float_to_srgb_ubyte(src[GCOMP]);
+   GLubyte b = linear_float_to_srgb_ubyte(src[BCOMP]);
+   *d = PACK_COLOR_8888(127, r, g, b);
+}
+
 /**
  * Return a function that can pack a GLubyte rgba[4] color.
  */
@@ -1947,6 +1986,7 @@ _mesa_get_pack_ubyte_rgba_function(mesa_format format)
       table[MESA_FORMAT_BGR_SRGB8] = pack_ubyte_SRGB8;
       table[MESA_FORMAT_A8B8G8R8_SRGB] = pack_ubyte_SRGBA8;
       table[MESA_FORMAT_B8G8R8A8_SRGB] = pack_ubyte_SARGB8;
+      table[MESA_FORMAT_R8G8B8A8_SRGB] = pack_ubyte_SABGR8;
       table[MESA_FORMAT_L_SRGB8] = pack_ubyte_SL8;
       table[MESA_FORMAT_L8A8_SRGB] = pack_ubyte_SLA8;
       /* n/a */
@@ -2034,6 +2074,8 @@ _mesa_get_pack_ubyte_rgba_function(mesa_format format)
 
       table[MESA_FORMAT_R10G10B10A2_UNORM] = pack_ubyte_ABGR2101010;
 
+      table[MESA_FORMAT_B8G8R8X8_SRGB] = NULL;
+
       initialized = GL_TRUE;
    }
 
@@ -2109,6 +2151,7 @@ _mesa_get_pack_float_rgba_function(mesa_format format)
       table[MESA_FORMAT_BGR_SRGB8] = pack_float_SRGB8;
       table[MESA_FORMAT_A8B8G8R8_SRGB] = pack_float_SRGBA8;
       table[MESA_FORMAT_B8G8R8A8_SRGB] = pack_float_SARGB8;
+      table[MESA_FORMAT_R8G8B8A8_SRGB] = pack_float_SABGR8;
       table[MESA_FORMAT_L_SRGB8] = pack_float_SL8;
       table[MESA_FORMAT_L8A8_SRGB] = pack_float_SLA8;
 
@@ -2197,6 +2240,8 @@ _mesa_get_pack_float_rgba_function(mesa_format format)
       table[MESA_FORMAT_G8R8_SNORM] = pack_float_SIGNED_RG88;
       table[MESA_FORMAT_G16R16_SNORM] = pack_float_SIGNED_RG1616;
 
+      table[MESA_FORMAT_B8G8R8X8_SRGB] = pack_float_XRGB8888_SRGB;
+
       initialized = GL_TRUE;
    }
 
diff --git a/mesalib/src/mesa/main/format_unpack.c b/mesalib/src/mesa/main/format_unpack.c
index 276ba556a..2348ef605 100644
--- a/mesalib/src/mesa/main/format_unpack.c
+++ b/mesalib/src/mesa/main/format_unpack.c
@@ -267,10 +267,10 @@ unpack_ARGB4444_REV(const void *src, GLfloat dst[][4], GLuint n)
    const GLushort *s = ((const GLushort *) src);
    GLuint i;
    for (i = 0; i < n; i++) {
-      dst[i][RCOMP] = ((s[i]      ) & 0xf) * (1.0F / 15.0F);
-      dst[i][GCOMP] = ((s[i] >> 12) & 0xf) * (1.0F / 15.0F);
-      dst[i][BCOMP] = ((s[i] >>  8) & 0xf) * (1.0F / 15.0F);
-      dst[i][ACOMP] = ((s[i] >>  4) & 0xf) * (1.0F / 15.0F);
+      dst[i][RCOMP] = ((s[i] >>  4) & 0xf) * (1.0F / 15.0F);
+      dst[i][GCOMP] = ((s[i] >>  8) & 0xf) * (1.0F / 15.0F);
+      dst[i][BCOMP] = ((s[i] >> 12) & 0xf) * (1.0F / 15.0F);
+      dst[i][ACOMP] = ((s[i]      ) & 0xf) * (1.0F / 15.0F);
    }
 }
 
@@ -797,6 +797,19 @@ unpack_SARGB8(const void *src, GLfloat dst[][4], GLuint n)
 }
 
 static void
+unpack_SABGR8(const void *src, GLfloat dst[][4], GLuint n)
+{
+   const GLuint *s = ((const GLuint *) src);
+   GLuint i;
+   for (i = 0; i < n; i++) {
+      dst[i][RCOMP] = _mesa_nonlinear_to_linear( (s[i]      ) & 0xff );
+      dst[i][GCOMP] = _mesa_nonlinear_to_linear( (s[i] >>  8) & 0xff );
+      dst[i][BCOMP] = _mesa_nonlinear_to_linear( (s[i] >> 16) & 0xff );
+      dst[i][ACOMP] = UBYTE_TO_FLOAT( s[i] >> 24 ); /* linear! */
+   }
+}
+
+static void
 unpack_SL8(const void *src, GLfloat dst[][4], GLuint n)
 {
    const GLubyte *s = ((const GLubyte *) src);
@@ -2313,6 +2326,19 @@ unpack_SIGNED_RG1616(const void *src, GLfloat dst[][4], GLuint n)
    }
 }
 
+static void
+unpack_XRGB8888_SRGB(const void *src, GLfloat dst[][4], GLuint n)
+{
+   const GLuint *s = ((const GLuint *) src);
+   GLuint i;
+   for (i = 0; i < n; i++) {
+      dst[i][RCOMP] = _mesa_nonlinear_to_linear( (s[i] >> 16) & 0xff );
+      dst[i][GCOMP] = _mesa_nonlinear_to_linear( (s[i] >>  8) & 0xff );
+      dst[i][BCOMP] = _mesa_nonlinear_to_linear( (s[i]      ) & 0xff );
+      dst[i][ACOMP] = 1.0F;
+   }
+}
+
 /**
  * Return the unpacker function for the given format.
  */
@@ -2375,6 +2401,7 @@ get_unpack_rgba_function(mesa_format format)
       table[MESA_FORMAT_BGR_SRGB8] = unpack_SRGB8;
       table[MESA_FORMAT_A8B8G8R8_SRGB] = unpack_SRGBA8;
       table[MESA_FORMAT_B8G8R8A8_SRGB] = unpack_SARGB8;
+      table[MESA_FORMAT_R8G8B8A8_SRGB] = unpack_SABGR8;
       table[MESA_FORMAT_L_SRGB8] = unpack_SL8;
       table[MESA_FORMAT_L8A8_SRGB] = unpack_SLA8;
       table[MESA_FORMAT_SRGB_DXT1] = unpack_SRGB_DXT1;
@@ -2530,6 +2557,8 @@ get_unpack_rgba_function(mesa_format format)
       table[MESA_FORMAT_G8R8_SNORM] = unpack_SIGNED_RG88;
       table[MESA_FORMAT_G16R16_SNORM] = unpack_SIGNED_RG1616;
 
+      table[MESA_FORMAT_B8G8R8X8_SRGB] = unpack_XRGB8888_SRGB;
+
       initialized = GL_TRUE;
    }
 
@@ -2738,10 +2767,10 @@ unpack_ubyte_ARGB4444_REV(const void *src, GLubyte dst[][4], GLuint n)
    const GLushort *s = ((const GLushort *) src);
    GLuint i;
    for (i = 0; i < n; i++) {
-      dst[i][RCOMP] = EXPAND_4_8((s[i]      ) & 0xf);
-      dst[i][GCOMP] = EXPAND_4_8((s[i] >> 12) & 0xf);
-      dst[i][BCOMP] = EXPAND_4_8((s[i] >>  8) & 0xf);
-      dst[i][ACOMP] = EXPAND_4_8((s[i] >>  4) & 0xf);
+      dst[i][RCOMP] = EXPAND_4_8((s[i] >>  4) & 0xf);
+      dst[i][GCOMP] = EXPAND_4_8((s[i] >>  8) & 0xf);
+      dst[i][BCOMP] = EXPAND_4_8((s[i] >> 12) & 0xf);
+      dst[i][ACOMP] = EXPAND_4_8((s[i]      ) & 0xf);
    }
 }
 
diff --git a/mesalib/src/mesa/main/formats.c b/mesalib/src/mesa/main/formats.c
index f6c399ede..0cf97fa31 100644
--- a/mesalib/src/mesa/main/formats.c
+++ b/mesalib/src/mesa/main/formats.c
@@ -520,6 +520,15 @@ static struct gl_format_info format_info[MESA_FORMAT_COUNT] =
       1, 1, 4
    },
    {
+      MESA_FORMAT_R8G8B8A8_SRGB,
+      "MESA_FORMAT_R8G8B8A8_SRGB",
+      GL_RGBA,
+      GL_UNSIGNED_NORMALIZED,    
+      8, 8, 8, 8,
+      0, 0, 0, 0, 0,
+      1, 1, 4
+   },
+   {
       MESA_FORMAT_L_SRGB8,
       "MESA_FORMAT_L_SRGB8",
       GL_LUMINANCE,
@@ -1790,6 +1799,15 @@ static struct gl_format_info format_info[MESA_FORMAT_COUNT] =
       0, 0, 0, 0, 0,
       1, 1, 4
    },
+   {
+      MESA_FORMAT_B8G8R8X8_SRGB,
+      "MESA_FORMAT_B8G8R8X8_SRGB",
+      GL_RGB,
+      GL_UNSIGNED_NORMALIZED,
+      8, 8, 8, 0,
+      0, 0, 0, 0, 0,
+      1, 1, 4
+   },
 };
 
 
@@ -2025,6 +2043,7 @@ _mesa_get_format_color_encoding(mesa_format format)
    case MESA_FORMAT_BGR_SRGB8:
    case MESA_FORMAT_A8B8G8R8_SRGB:
    case MESA_FORMAT_B8G8R8A8_SRGB:
+   case MESA_FORMAT_R8G8B8A8_SRGB:
    case MESA_FORMAT_L_SRGB8:
    case MESA_FORMAT_L8A8_SRGB:
    case MESA_FORMAT_SRGB_DXT1:
@@ -2035,6 +2054,7 @@ _mesa_get_format_color_encoding(mesa_format format)
    case MESA_FORMAT_ETC2_SRGB8:
    case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC:
    case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
+   case MESA_FORMAT_B8G8R8X8_SRGB:
       return GL_SRGB;
    default:
       return GL_LINEAR;
@@ -2059,6 +2079,9 @@ _mesa_get_srgb_format_linear(mesa_format format)
    case MESA_FORMAT_B8G8R8A8_SRGB:
       format = MESA_FORMAT_B8G8R8A8_UNORM;
       break;
+   case MESA_FORMAT_R8G8B8A8_SRGB:
+      format = MESA_FORMAT_R8G8B8A8_UNORM;
+      break;
    case MESA_FORMAT_L_SRGB8:
       format = MESA_FORMAT_L_UNORM8;
       break;
@@ -2089,6 +2112,9 @@ _mesa_get_srgb_format_linear(mesa_format format)
    case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
       format = MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1;
       break;
+   case MESA_FORMAT_B8G8R8X8_SRGB:
+      format = MESA_FORMAT_B8G8R8X8_UNORM;
+      break;
    default:
       break;
    }
@@ -2563,6 +2589,7 @@ _mesa_format_to_type_and_comps(mesa_format format,
       return;
    case MESA_FORMAT_A8B8G8R8_SRGB:
    case MESA_FORMAT_B8G8R8A8_SRGB:
+   case MESA_FORMAT_R8G8B8A8_SRGB:
       *datatype = GL_UNSIGNED_BYTE;
       *comps = 4;
       return;
@@ -2895,6 +2922,11 @@ _mesa_format_to_type_and_comps(mesa_format format,
       *comps = 2;
       return;
 
+   case MESA_FORMAT_B8G8R8X8_SRGB:
+      *datatype = GL_UNSIGNED_BYTE;
+      *comps = 4;
+      return;
+
    case MESA_FORMAT_COUNT:
       assert(0);
       return;
@@ -2967,6 +2999,7 @@ _mesa_format_matches_format_and_type(mesa_format mesa_format,
       return GL_FALSE;
 
    case MESA_FORMAT_R8G8B8A8_UNORM:
+   case MESA_FORMAT_R8G8B8A8_SRGB:
       if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
           !swapBytes)
          return GL_TRUE;
@@ -3448,6 +3481,9 @@ _mesa_format_matches_format_and_type(mesa_format mesa_format,
    case MESA_FORMAT_G16R16_SNORM:
       return format == GL_RG && type == GL_SHORT && !littleEndian &&
          !swapBytes;
+
+   case MESA_FORMAT_B8G8R8X8_SRGB:
+      return GL_FALSE;
    }
 
    return GL_FALSE;
diff --git a/mesalib/src/mesa/main/formats.h b/mesalib/src/mesa/main/formats.h
index 3102584b6..a12fe4f08 100644
--- a/mesalib/src/mesa/main/formats.h
+++ b/mesalib/src/mesa/main/formats.h
@@ -333,6 +333,7 @@ typedef enum
     *  R10G10B10A2_UNORM
     *  G8R8_SINT
     *  G16R16_SINT
+    *  B8G8R8X8_SRGB
     *
     */
    /*@{*/
@@ -418,6 +419,7 @@ typedef enum
    /* Type P formats */
    MESA_FORMAT_A8B8G8R8_SRGB,    /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
    MESA_FORMAT_B8G8R8A8_SRGB,    /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
+   MESA_FORMAT_R8G8B8A8_SRGB,    /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
 
    /* Type A format(s) */
    MESA_FORMAT_L_SRGB8,       /* uchar[i] = L */
@@ -647,6 +649,8 @@ typedef enum
    MESA_FORMAT_G8R8_SNORM,        /*                     RRRR RRRR GGGG GGGG */
    MESA_FORMAT_G16R16_SNORM,      /* RRRR RRRR RRRR RRRR GGGG GGGG GGGG GGGG */
 
+   MESA_FORMAT_B8G8R8X8_SRGB,     /* xxxx xxxx RRRR RRRR GGGG GGGG BBBB BBBB */
+
    MESA_FORMAT_COUNT
 } mesa_format;
 
diff --git a/mesalib/src/mesa/main/hash_table.c b/mesalib/src/mesa/main/hash_table.c
index 008b4cdbc..ad8f89852 100644
--- a/mesalib/src/mesa/main/hash_table.c
+++ b/mesalib/src/mesa/main/hash_table.c
@@ -119,7 +119,6 @@ _mesa_hash_table_create(void *mem_ctx,
    if (ht == NULL)
       return NULL;
 
-   ht->mem_ctx = mem_ctx;
    ht->size_index = 0;
    ht->size = hash_sizes[ht->size_index].size;
    ht->rehash = hash_sizes[ht->size_index].rehash;
diff --git a/mesalib/src/mesa/main/hash_table.h b/mesalib/src/mesa/main/hash_table.h
index ad1dae478..f51131aee 100644
--- a/mesalib/src/mesa/main/hash_table.h
+++ b/mesalib/src/mesa/main/hash_table.h
@@ -44,7 +44,6 @@ struct hash_entry {
 };
 
 struct hash_table {
-   void *mem_ctx;
    struct hash_entry *table;
    bool (*key_equals_function)(const void *a, const void *b);
    const void *deleted_key;
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index bbc377280..e5f10baab 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -1199,6 +1199,7 @@ struct gl_texture_object
    struct gl_sampler_object Sampler;
 
    GLenum DepthMode;           /**< GL_ARB_depth_texture */
+   bool StencilSampling;       /**< Should we sample stencil instead of depth? */
 
    GLfloat Priority;           /**< in [0,1] */
    GLint BaseLevel;            /**< min mipmap level, OpenGL 1.2 */
@@ -3526,6 +3527,7 @@ struct gl_extensions
    GLboolean ARB_shading_language_packing;
    GLboolean ARB_shading_language_420pack;
    GLboolean ARB_shadow;
+   GLboolean ARB_stencil_texturing;
    GLboolean ARB_sync;
    GLboolean ARB_texture_border_clamp;
    GLboolean ARB_texture_buffer_object;
@@ -3843,7 +3845,6 @@ struct gl_debug_state
    const void *CallbackData;
    GLboolean SyncOutput;
    GLboolean DebugOutput;
-   GLboolean ARBCallback; /* Used to track if current callback is of type ARB_debug_output or KHR_debug */
    GLboolean Defaults[MAX_DEBUG_GROUP_STACK_DEPTH][MESA_DEBUG_SEVERITY_COUNT][MESA_DEBUG_SOURCE_COUNT][MESA_DEBUG_TYPE_COUNT];
    struct gl_debug_namespace Namespaces[MAX_DEBUG_GROUP_STACK_DEPTH][MESA_DEBUG_SOURCE_COUNT][MESA_DEBUG_TYPE_COUNT];
    struct gl_debug_msg Log[MAX_DEBUG_LOGGED_MESSAGES];
diff --git a/mesalib/src/mesa/main/set.c b/mesalib/src/mesa/main/set.c
index dc3550c76..989e5dece 100644
--- a/mesalib/src/mesa/main/set.c
+++ b/mesalib/src/mesa/main/set.c
@@ -112,7 +112,6 @@ _mesa_set_create(void *mem_ctx,
    if (ht == NULL)
       return NULL;
 
-   ht->mem_ctx = mem_ctx;
    ht->size_index = 0;
    ht->size = hash_sizes[ht->size_index].size;
    ht->rehash = hash_sizes[ht->size_index].rehash;
diff --git a/mesalib/src/mesa/main/streaming-load-memcpy.c b/mesalib/src/mesa/main/streaming-load-memcpy.c
index d7147afdc..8427149c5 100644
--- a/mesalib/src/mesa/main/streaming-load-memcpy.c
+++ b/mesalib/src/mesa/main/streaming-load-memcpy.c
@@ -26,6 +26,7 @@
  *
  */
 
+#ifdef __SSE4_1__
 #include "main/macros.h"
 #include "main/streaming-load-memcpy.h"
 #include <smmintrin.h>
@@ -83,3 +84,5 @@ _mesa_streaming_load_memcpy(void *restrict dst, void *restrict src, size_t len)
       memcpy(d, s, len);
    }
 }
+
+#endif
diff --git a/mesalib/src/mesa/main/teximage.c b/mesalib/src/mesa/main/teximage.c
index 0519d221f..a6c3581bf 100644
--- a/mesalib/src/mesa/main/teximage.c
+++ b/mesalib/src/mesa/main/teximage.c
@@ -1290,16 +1290,19 @@ clear_teximage_fields(struct gl_texture_image *img)
  * \param border image border.
  * \param internalFormat internal format.
  * \param format  the actual hardware format (one of MESA_FORMAT_*)
+ * \param numSamples  number of samples per texel, or zero for non-MS.
+ * \param fixedSampleLocations  are sample locations fixed?
  *
  * Fills in the fields of \p img with the given information.
  * Note: width, height and depth include the border.
  */
-void
-_mesa_init_teximage_fields(struct gl_context *ctx,
-                           struct gl_texture_image *img,
-                           GLsizei width, GLsizei height, GLsizei depth,
-                           GLint border, GLenum internalFormat,
-                           mesa_format format)
+static void
+init_teximage_fields_ms(struct gl_context *ctx,
+                        struct gl_texture_image *img,
+                        GLsizei width, GLsizei height, GLsizei depth,
+                        GLint border, GLenum internalFormat,
+                        mesa_format format,
+                        GLuint numSamples, GLboolean fixedSampleLocations)
 {
    GLenum target;
    ASSERT(img);
@@ -1397,6 +1400,20 @@ _mesa_init_teximage_fields(struct gl_context *ctx,
       _mesa_get_tex_max_num_levels(target,
                                    img->Width2, img->Height2, img->Depth2);
    img->TexFormat = format;
+   img->NumSamples = numSamples;
+   img->FixedSampleLocations = fixedSampleLocations;
+}
+
+
+void
+_mesa_init_teximage_fields(struct gl_context *ctx,
+                           struct gl_texture_image *img,
+                           GLsizei width, GLsizei height, GLsizei depth,
+                           GLint border, GLenum internalFormat,
+                           mesa_format format)
+{
+   init_teximage_fields_ms(ctx, img, width, height, depth, border,
+                           internalFormat, format, 0, GL_TRUE);
 }
 
 
@@ -2039,6 +2056,8 @@ texture_error_check( struct gl_context *ctx,
                      GLint depth, GLint border )
 {
    GLboolean colorFormat;
+   GLboolean is_format_depth_or_depthstencil;
+   GLboolean is_internalFormat_depth_or_depthstencil;
    GLenum err;
 
    /* Even though there are no color-index textures, we still have to support
@@ -2129,11 +2148,18 @@ texture_error_check( struct gl_context *ctx,
    }
 
    /* make sure internal format and format basically agree */
+   is_internalFormat_depth_or_depthstencil =
+      _mesa_is_depth_format(internalFormat) ||
+      _mesa_is_depthstencil_format(internalFormat);
+
+   is_format_depth_or_depthstencil =
+      _mesa_is_depth_format(format) ||
+      _mesa_is_depthstencil_format(format);
+
    colorFormat = _mesa_is_color_format(format);
    if ((_mesa_is_color_format(internalFormat) && !colorFormat && !indexFormat) ||
-       (_mesa_is_depth_format(internalFormat) != _mesa_is_depth_format(format)) ||
+       (is_internalFormat_depth_or_depthstencil != is_format_depth_or_depthstencil) ||
        (_mesa_is_ycbcr_format(internalFormat) != _mesa_is_ycbcr_format(format)) ||
-       (_mesa_is_depthstencil_format(internalFormat) != _mesa_is_depthstencil_format(format)) ||
        (_mesa_is_dudv_format(internalFormat) != _mesa_is_dudv_format(format))) {
       _mesa_error(ctx, GL_INVALID_OPERATION,
                   "glTexImage%dD(incompatible internalFormat = %s, format = %s)",
@@ -4420,15 +4446,13 @@ teximagemultisample(GLuint dims, GLenum target, GLsizei samples,
 
    if (_mesa_is_proxy_texture(target)) {
       if (dimensionsOK && sizeOK) {
-         _mesa_init_teximage_fields(ctx, texImage,
-               width, height, depth, 0, internalformat, texFormat);
-         texImage->NumSamples = samples;
-         texImage->FixedSampleLocations = fixedsamplelocations;
+         init_teximage_fields_ms(ctx, texImage, width, height, depth, 0,
+                                 internalformat, texFormat,
+                                 samples, fixedsamplelocations);
       }
       else {
          /* clear all image fields */
-         _mesa_init_teximage_fields(ctx, texImage,
-               0, 0, 0, 0, GL_NONE, MESA_FORMAT_NONE);
+         clear_teximage_fields(texImage);
       }
    }
    else {
@@ -4452,11 +4476,9 @@ teximagemultisample(GLuint dims, GLenum target, GLsizei samples,
 
       ctx->Driver.FreeTextureImageBuffer(ctx, texImage);
 
-      _mesa_init_teximage_fields(ctx, texImage,
-            width, height, depth, 0, internalformat, texFormat);
-
-      texImage->NumSamples = samples;
-      texImage->FixedSampleLocations = fixedsamplelocations;
+      init_teximage_fields_ms(ctx, texImage, width, height, depth, 0,
+                              internalformat, texFormat,
+                              samples, fixedsamplelocations);
 
       if (width > 0 && height > 0 && depth > 0) {
          if (!ctx->Driver.AllocTextureStorage(ctx, texObj, 1,
diff --git a/mesalib/src/mesa/main/texobj.c b/mesalib/src/mesa/main/texobj.c
index 3375fe36b..8bdbb08c8 100644
--- a/mesalib/src/mesa/main/texobj.c
+++ b/mesalib/src/mesa/main/texobj.c
@@ -148,6 +148,7 @@ _mesa_initialize_texture_object( struct gl_context *ctx,
    obj->Sampler.CompareMode = GL_NONE;         /* ARB_shadow */
    obj->Sampler.CompareFunc = GL_LEQUAL;       /* ARB_shadow */
    obj->DepthMode = ctx->API == API_OPENGL_CORE ? GL_RED : GL_LUMINANCE;
+   obj->StencilSampling = false;
    obj->Sampler.CubeMapSeamless = GL_FALSE;
    obj->Swizzle[0] = GL_RED;
    obj->Swizzle[1] = GL_GREEN;
@@ -280,6 +281,7 @@ _mesa_copy_texture_object( struct gl_texture_object *dest,
    dest->Sampler.CompareFunc = src->Sampler.CompareFunc;
    dest->Sampler.CubeMapSeamless = src->Sampler.CubeMapSeamless;
    dest->DepthMode = src->DepthMode;
+   dest->StencilSampling = src->StencilSampling;
    dest->Sampler.sRGBDecode = src->Sampler.sRGBDecode;
    dest->_MaxLevel = src->_MaxLevel;
    dest->_MaxLambda = src->_MaxLambda;
diff --git a/mesalib/src/mesa/main/texobj.h b/mesalib/src/mesa/main/texobj.h
index a4573b399..a9de73fff 100644
--- a/mesalib/src/mesa/main/texobj.h
+++ b/mesalib/src/mesa/main/texobj.h
@@ -114,6 +114,20 @@ _mesa_is_texture_complete(const struct gl_texture_object *texObj,
       return GL_FALSE;
    }
 
+   /* From the ARB_stencil_texturing specification:
+    * "Add a new bullet point for the conditions that cause the texture
+    *  to not be complete:
+    *
+    *  * The internal format of the texture is DEPTH_STENCIL, the
+    *    DEPTH_STENCIL_TEXTURE_MODE for the texture is STENCIL_INDEX and either
+    *    the magnification filter or the minification filter is not NEAREST."
+    */
+   if (texObj->StencilSampling &&
+       texObj->Image[0][texObj->BaseLevel]->_BaseFormat == GL_DEPTH_STENCIL &&
+       (sampler->MagFilter != GL_NEAREST || sampler->MinFilter != GL_NEAREST)) {
+      return GL_FALSE;
+   }
+
    if (_mesa_is_mipmap_filter(sampler))
       return texObj->_MipmapComplete;
    else
diff --git a/mesalib/src/mesa/main/texparam.c b/mesalib/src/mesa/main/texparam.c
index bbdbc2763..bfb2e1b9f 100644
--- a/mesalib/src/mesa/main/texparam.c
+++ b/mesalib/src/mesa/main/texparam.c
@@ -451,6 +451,20 @@ set_tex_parameteri(struct gl_context *ctx,
       }
       goto invalid_pname;
 
+   case GL_DEPTH_STENCIL_TEXTURE_MODE:
+      if (_mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_stencil_texturing) {
+         bool stencil = params[0] == GL_STENCIL_INDEX;
+         if (!stencil && params[0] != GL_DEPTH_COMPONENT)
+            goto invalid_param;
+
+         if (texObj->StencilSampling == stencil)
+            return GL_FALSE;
+
+         texObj->StencilSampling = stencil;
+         return GL_TRUE;
+      }
+      goto invalid_pname;
+
    case GL_TEXTURE_CROP_RECT_OES:
       if (ctx->API != API_OPENGLES || !ctx->Extensions.OES_draw_texture)
          goto invalid_pname;
@@ -707,6 +721,7 @@ _mesa_TexParameterf(GLenum target, GLenum pname, GLfloat param)
    case GL_TEXTURE_COMPARE_MODE_ARB:
    case GL_TEXTURE_COMPARE_FUNC_ARB:
    case GL_DEPTH_TEXTURE_MODE_ARB:
+   case GL_DEPTH_STENCIL_TEXTURE_MODE:
    case GL_TEXTURE_SRGB_DECODE_EXT:
    case GL_TEXTURE_CUBE_MAP_SEAMLESS:
    case GL_TEXTURE_SWIZZLE_R_EXT:
@@ -762,6 +777,7 @@ _mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
    case GL_TEXTURE_COMPARE_MODE_ARB:
    case GL_TEXTURE_COMPARE_FUNC_ARB:
    case GL_DEPTH_TEXTURE_MODE_ARB:
+   case GL_DEPTH_STENCIL_TEXTURE_MODE:
    case GL_TEXTURE_SRGB_DECODE_EXT:
    case GL_TEXTURE_CUBE_MAP_SEAMLESS:
       {
@@ -1038,9 +1054,16 @@ get_tex_level_parameter_image(struct gl_context *ctx,
 
    img = _mesa_select_tex_image(ctx, texObj, target, level);
    if (!img || img->TexFormat == MESA_FORMAT_NONE) {
-      /* undefined texture image */
-      if (pname == GL_TEXTURE_COMPONENTS)
-         *params = 1;
+      /* In case of undefined texture image return the default values.
+       *
+       * From OpenGL 4.0 spec, page 398:
+       *    "The initial internal format of a texel array is RGBA
+       *     instead of 1. TEXTURE_COMPONENTS is deprecated; always
+       *     use TEXTURE_INTERNAL_FORMAT."
+       */
+
+      if (pname == GL_TEXTURE_INTERNAL_FORMAT)
+         *params = GL_RGBA;
       else
          *params = 0;
       return;
@@ -1452,6 +1475,12 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
             goto invalid_pname;
          *params = (GLfloat) obj->DepthMode;
          break;
+      case GL_DEPTH_STENCIL_TEXTURE_MODE:
+         if (!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_stencil_texturing)
+            goto invalid_pname;
+         *params = (GLfloat)
+            (obj->StencilSampling ? GL_STENCIL_INDEX : GL_DEPTH_COMPONENT);
+         break;
       case GL_TEXTURE_LOD_BIAS:
          if (_mesa_is_gles(ctx))
             goto invalid_pname;
@@ -1666,6 +1695,12 @@ _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params )
             goto invalid_pname;
          *params = (GLint) obj->DepthMode;
          break;
+      case GL_DEPTH_STENCIL_TEXTURE_MODE:
+         if (!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_stencil_texturing)
+            goto invalid_pname;
+         *params = (GLint)
+            (obj->StencilSampling ? GL_STENCIL_INDEX : GL_DEPTH_COMPONENT);
+         break;
       case GL_TEXTURE_LOD_BIAS:
          if (_mesa_is_gles(ctx))
             goto invalid_pname;
diff --git a/mesalib/src/mesa/main/texstore.c b/mesalib/src/mesa/main/texstore.c
index 3e22a0b46..557703d01 100644
--- a/mesalib/src/mesa/main/texstore.c
+++ b/mesalib/src/mesa/main/texstore.c
@@ -3290,10 +3290,20 @@ _mesa_texstore_sargb8(TEXSTORE_PARAMS)
    mesa_format newDstFormat;
    GLboolean k;
 
-   ASSERT(dstFormat == MESA_FORMAT_B8G8R8A8_SRGB);
-
-   /* reuse normal rgba texstore code */
-   newDstFormat = MESA_FORMAT_B8G8R8A8_UNORM;
+   switch (dstFormat) {
+   case MESA_FORMAT_B8G8R8A8_SRGB:
+      newDstFormat = MESA_FORMAT_B8G8R8A8_UNORM;
+      break;
+   case MESA_FORMAT_R8G8B8A8_SRGB:
+      newDstFormat = MESA_FORMAT_R8G8B8A8_UNORM;
+      break;
+   case MESA_FORMAT_B8G8R8X8_SRGB:
+      newDstFormat = MESA_FORMAT_B8G8R8X8_UNORM;
+      break;
+   default:
+      ASSERT(0);
+      return GL_FALSE;
+   }
 
    k = _mesa_texstore_argb8888(ctx, dims, baseInternalFormat,
                                newDstFormat,
@@ -3859,6 +3869,8 @@ _mesa_get_texstore_func(mesa_format format)
       table[MESA_FORMAT_G8R8_SNORM] = _mesa_texstore_snorm88;
       table[MESA_FORMAT_G16R16_SNORM] = _mesa_texstore_snorm1616;
 
+      table[MESA_FORMAT_B8G8R8X8_SRGB] = _mesa_texstore_sargb8;
+
       initialized = GL_TRUE;
    }
 
diff --git a/mesalib/src/mesa/main/varray.c b/mesalib/src/mesa/main/varray.c
index 44db2cbcd..b4b6fa9be 100644
--- a/mesalib/src/mesa/main/varray.c
+++ b/mesalib/src/mesa/main/varray.c
@@ -569,8 +569,8 @@ void GLAPIENTRY
 _mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr)
 {
    const GLbitfield legalTypes = UNSIGNED_BYTE_BIT;
-   /* see table 2.4 edits in GL_EXT_gpu_shader4 spec: */
-   const GLboolean integer = GL_TRUE;
+   /* this is the same type that glEdgeFlag uses */
+   const GLboolean integer = GL_FALSE;
    GET_CURRENT_CONTEXT(ctx);
 
    FLUSH_VERTICES(ctx, 0);
diff --git a/mesalib/src/mesa/state_tracker/st_atom_framebuffer.c b/mesalib/src/mesa/state_tracker/st_atom_framebuffer.c
index c08d91297..4c4f839d1 100644
--- a/mesalib/src/mesa/state_tracker/st_atom_framebuffer.c
+++ b/mesalib/src/mesa/state_tracker/st_atom_framebuffer.c
@@ -73,8 +73,8 @@ update_framebuffer_state( struct st_context *st )
       strb = st_renderbuffer(fb->_ColorDrawBuffers[i]);
 
       if (strb) {
-         if (strb->is_rtt ||
-             (strb->texture && util_format_is_srgb(strb->texture->format))) {
+         if (strb->is_rtt || (strb->texture &&
+             _mesa_get_format_color_encoding(strb->Base.Format) == GL_SRGB)) {
             /* rendering to a GL texture, may have to update surface */
             st_update_renderbuffer_surface(st, strb);
          }
diff --git a/mesalib/src/mesa/state_tracker/st_atom_scissor.c b/mesalib/src/mesa/state_tracker/st_atom_scissor.c
index a19ade1fa..b72030944 100644
--- a/mesalib/src/mesa/state_tracker/st_atom_scissor.c
+++ b/mesalib/src/mesa/state_tracker/st_atom_scissor.c
@@ -85,7 +85,7 @@ update_scissor( struct st_context *st )
          scissor[i].maxy = maxy;
       }
 
-      if (memcmp(&scissor[i], &st->state.scissor[i], sizeof(scissor)) != 0) {
+      if (memcmp(&scissor[i], &st->state.scissor[i], sizeof(scissor[0])) != 0) {
          /* state has changed */
          st->state.scissor[i] = scissor[i];  /* struct copy */
          changed = true;
diff --git a/mesalib/src/mesa/state_tracker/st_cb_fbo.c b/mesalib/src/mesa/state_tracker/st_cb_fbo.c
index 6449c62a8..ce8d91514 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_fbo.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_fbo.c
@@ -295,7 +295,7 @@ st_new_renderbuffer_fb(enum pipe_format format, int samples, boolean sw)
    strb->Base.Format = st_pipe_format_to_mesa_format(format);
    strb->Base._BaseFormat = _mesa_get_format_base_format(strb->Base.Format);
    strb->software = sw;
-   
+
    switch (format) {
    case PIPE_FORMAT_R8G8B8A8_UNORM:
    case PIPE_FORMAT_B8G8R8A8_UNORM:
@@ -307,6 +307,16 @@ st_new_renderbuffer_fb(enum pipe_format format, int samples, boolean sw)
    case PIPE_FORMAT_X8R8G8B8_UNORM:
       strb->Base.InternalFormat = GL_RGB8;
       break;
+   case PIPE_FORMAT_R8G8B8A8_SRGB:
+   case PIPE_FORMAT_B8G8R8A8_SRGB:
+   case PIPE_FORMAT_A8R8G8B8_SRGB:
+      strb->Base.InternalFormat = GL_SRGB8_ALPHA8;
+      break;
+   case PIPE_FORMAT_R8G8B8X8_SRGB:
+   case PIPE_FORMAT_B8G8R8X8_SRGB:
+   case PIPE_FORMAT_X8R8G8B8_SRGB:
+      strb->Base.InternalFormat = GL_SRGB8;
+      break;
    case PIPE_FORMAT_B5G5R5A1_UNORM:
       strb->Base.InternalFormat = GL_RGB5_A1;
       break;
@@ -401,8 +411,17 @@ st_update_renderbuffer_surface(struct st_context *st,
    int rtt_width = strb->Base.Width;
    int rtt_height = strb->Base.Height;
    int rtt_depth = strb->Base.Depth;
-   enum pipe_format format = st->ctx->Color.sRGBEnabled ? resource->format :
-         util_format_linear(resource->format);
+   /*
+    * For winsys fbo, it is possible that the renderbuffer is sRGB-capable but
+    * the format of strb->texture is linear (because we have no control over
+    * the format).  Check strb->Base.Format instead of strb->texture->format
+    * to determine if the rb is sRGB-capable.
+    */
+   boolean enable_srgb = (st->ctx->Color.sRGBEnabled &&
+         _mesa_get_format_color_encoding(strb->Base.Format) == GL_SRGB);
+   enum pipe_format format = (enable_srgb) ?
+      util_format_srgb(resource->format) :
+      util_format_linear(resource->format);
    unsigned first_layer, last_layer, level;
 
    if (resource->target == PIPE_TEXTURE_1D_ARRAY) {
diff --git a/mesalib/src/mesa/state_tracker/st_format.c b/mesalib/src/mesa/state_tracker/st_format.c
index 5f951eb02..a55ee3079 100644
--- a/mesalib/src/mesa/state_tracker/st_format.c
+++ b/mesalib/src/mesa/state_tracker/st_format.c
@@ -121,6 +121,8 @@ st_mesa_format_to_pipe_format(mesa_format mesaFormat)
       return PIPE_FORMAT_Z32_FLOAT_S8X24_UINT;
    case MESA_FORMAT_YCBCR:
       return PIPE_FORMAT_UYVY;
+   case MESA_FORMAT_YCBCR_REV:
+      return PIPE_FORMAT_YUYV;
    case MESA_FORMAT_RGB_DXT1:
       return PIPE_FORMAT_DXT1_RGB;
    case MESA_FORMAT_RGBA_DXT1:
@@ -147,6 +149,8 @@ st_mesa_format_to_pipe_format(mesa_format mesaFormat)
       return PIPE_FORMAT_A8B8G8R8_SRGB;
    case MESA_FORMAT_B8G8R8A8_SRGB:
       return PIPE_FORMAT_B8G8R8A8_SRGB;
+   case MESA_FORMAT_R8G8B8A8_SRGB:
+      return PIPE_FORMAT_R8G8B8A8_SRGB;
    case MESA_FORMAT_RGBA_FLOAT32:
       return PIPE_FORMAT_R32G32B32A32_FLOAT;
    case MESA_FORMAT_RGBA_FLOAT16:
@@ -393,6 +397,9 @@ st_mesa_format_to_pipe_format(mesa_format mesaFormat)
    case MESA_FORMAT_RGBX_SINT32:
       return PIPE_FORMAT_R32G32B32X32_SINT;
 
+   case MESA_FORMAT_B8G8R8X8_SRGB:
+      return PIPE_FORMAT_B8G8R8X8_SRGB;
+
    default:
       return PIPE_FORMAT_NONE;
    }
@@ -748,14 +755,47 @@ st_pipe_format_to_mesa_format(enum pipe_format format)
    case PIPE_FORMAT_R32G32B32X32_SINT:
       return MESA_FORMAT_RGBX_SINT32;
 
+   case PIPE_FORMAT_B8G8R8X8_SRGB:
+      return MESA_FORMAT_B8G8R8X8_SRGB;
+   case PIPE_FORMAT_R8G8B8A8_SRGB:
+      return MESA_FORMAT_R8G8B8A8_SRGB;
+
    default:
-      assert(0);
       return MESA_FORMAT_NONE;
    }
 }
 
 
 /**
+ * Debug only: check that the two functions above correctly map
+ * Mesa formats to Gallium formats and back again.
+ */
+static void
+test_format_conversion(void)
+{
+   GLuint i;
+
+   /* test all Mesa formats */
+   for (i = 1; i < MESA_FORMAT_COUNT; i++) {
+      enum pipe_format pf = st_mesa_format_to_pipe_format(i);
+      if (pf != PIPE_FORMAT_NONE) {
+         mesa_format mf = st_pipe_format_to_mesa_format(pf);
+         assert(mf == i);
+      }
+   }
+
+   /* Test all Gallium formats */
+   for (i = 1; i < PIPE_FORMAT_COUNT; i++) {
+      mesa_format mf = st_pipe_format_to_mesa_format(i);
+      if (mf != MESA_FORMAT_NONE) {
+         enum pipe_format pf = st_mesa_format_to_pipe_format(mf);
+         assert(pf == i);
+      }
+   }
+}
+
+
+/**
  * Map GL texture formats to Gallium pipe formats.
  */
 struct format_mapping
@@ -1006,7 +1046,8 @@ static const struct format_mapping format_map[] = {
    /* sRGB formats */
    {
       { GL_SRGB_EXT, GL_SRGB8_EXT, 0 },
-      { PIPE_FORMAT_R8G8B8X8_SRGB, DEFAULT_SRGBA_FORMATS }
+      { PIPE_FORMAT_R8G8B8X8_SRGB, PIPE_FORMAT_B8G8R8X8_SRGB,
+        DEFAULT_SRGBA_FORMATS }
    },
    {
       { GL_SRGB_ALPHA_EXT, GL_SRGB8_ALPHA8_EXT, 0 },
@@ -1015,7 +1056,7 @@ static const struct format_mapping format_map[] = {
    {
       { GL_COMPRESSED_SRGB_EXT, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT, 0 },
       { PIPE_FORMAT_DXT1_SRGB, PIPE_FORMAT_R8G8B8X8_SRGB,
-        DEFAULT_SRGBA_FORMATS }
+        PIPE_FORMAT_B8G8R8X8_SRGB, DEFAULT_SRGBA_FORMATS }
    },
    {
       { GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT, 0 },
@@ -1630,6 +1671,18 @@ st_choose_format(struct st_context *st, GLenum internalFormat,
    int i, j;
    enum pipe_format pf;
 
+#ifdef DEBUG
+   {
+      static boolean firstCall = TRUE;
+      if (firstCall) {
+         test_format_conversion();
+         firstCall = FALSE;
+      }
+   }
+#else
+   (void) test_format_conversion;
+#endif
+
    /* can't render to compressed formats at this time */
    if (_mesa_is_compressed_format(st->ctx, internalFormat)
        && (bindings & ~PIPE_BIND_SAMPLER_VIEW)) {
diff --git a/mesalib/src/mesa/state_tracker/st_manager.c b/mesalib/src/mesa/state_tracker/st_manager.c
index 6a776a8a2..314d34232 100644
--- a/mesalib/src/mesa/state_tracker/st_manager.c
+++ b/mesalib/src/mesa/state_tracker/st_manager.c
@@ -302,6 +302,8 @@ st_framebuffer_add_renderbuffer(struct st_framebuffer *stfb,
       break;
    default:
       format = stfb->iface->visual->color_format;
+      if (stfb->Base.Visual.sRGBCapable)
+         format = util_format_srgb(format);
       sw = FALSE;
       break;
    }
@@ -400,7 +402,8 @@ st_visual_to_context_mode(const struct st_visual *visual,
  * Create a framebuffer from a manager interface.
  */
 static struct st_framebuffer *
-st_framebuffer_create(struct st_framebuffer_iface *stfbi)
+st_framebuffer_create(struct st_context *st,
+                      struct st_framebuffer_iface *stfbi)
 {
    struct st_framebuffer *stfb;
    struct gl_config mode;
@@ -414,6 +417,38 @@ st_framebuffer_create(struct st_framebuffer_iface *stfbi)
       return NULL;
 
    st_visual_to_context_mode(stfbi->visual, &mode);
+
+   /*
+    * For desktop GL, sRGB framebuffer write is controlled by both the
+    * capability of the framebuffer and GL_FRAMEBUFFER_SRGB.  We should
+    * advertise the capability when the pipe driver (and core Mesa) supports
+    * it so that applications can enable sRGB write when they want to.
+    *
+    * This is not to be confused with GLX_FRAMEBUFFER_SRGB_CAPABLE_ARB.  When
+    * the attribute is GLX_TRUE, it tells the st manager to pick a color
+    * format such that util_format_srgb(visual->color_format) can be supported
+    * by the pipe driver.  We still need to advertise the capability here.
+    *
+    * For GLES, however, sRGB framebuffer write is controlled only by the
+    * capability of the framebuffer.  There is GL_EXT_sRGB_write_control to
+    * give applications the control back, but sRGB write is still enabled by
+    * default.  To avoid unexpected results, we should not advertise the
+    * capability.  This could change when we add support for
+    * EGL_KHR_gl_colorspace.
+    */
+   if (_mesa_is_desktop_gl(st->ctx)) {
+      struct pipe_screen *screen = st->pipe->screen;
+      const enum pipe_format srgb_format =
+         util_format_srgb(stfbi->visual->color_format);
+
+      if (srgb_format != PIPE_FORMAT_NONE &&
+          st_pipe_format_to_mesa_format(srgb_format) != MESA_FORMAT_NONE &&
+          screen->is_format_supported(screen, srgb_format,
+                                      PIPE_TEXTURE_2D, stfbi->visual->samples,
+                                      PIPE_BIND_RENDER_TARGET))
+         mode.sRGBCapable = GL_TRUE;
+   }
+
    _mesa_initialize_window_framebuffer(&stfb->Base, &mode);
 
    stfb->iface = stfbi;
@@ -677,7 +712,8 @@ st_api_get_current(struct st_api *stapi)
 }
 
 static struct st_framebuffer *
-st_framebuffer_reuse_or_create(struct gl_framebuffer *fb,
+st_framebuffer_reuse_or_create(struct st_context *st,
+                               struct gl_framebuffer *fb,
                                struct st_framebuffer_iface *stfbi)
 {
    struct st_framebuffer *cur = st_ws_framebuffer(fb), *stfb = NULL;
@@ -690,7 +726,7 @@ st_framebuffer_reuse_or_create(struct gl_framebuffer *fb,
    }
    else {
       /* create a new one */
-      stfb = st_framebuffer_create(stfbi);
+      stfb = st_framebuffer_create(st, stfbi);
    }
 
    return stfb;
@@ -709,12 +745,12 @@ st_api_make_current(struct st_api *stapi, struct st_context_iface *stctxi,
 
    if (st) {
       /* reuse or create the draw fb */
-      stdraw = st_framebuffer_reuse_or_create(st->ctx->WinSysDrawBuffer,
-                                              stdrawi);
+      stdraw = st_framebuffer_reuse_or_create(st,
+            st->ctx->WinSysDrawBuffer, stdrawi);
       if (streadi != stdrawi) {
          /* do the same for the read fb */
-         stread = st_framebuffer_reuse_or_create(st->ctx->WinSysReadBuffer,
-                                                 streadi);
+         stread = st_framebuffer_reuse_or_create(st,
+               st->ctx->WinSysReadBuffer, streadi);
       }
       else {
          stread = NULL;
diff --git a/mesalib/src/mesa/swrast/s_texfetch.c b/mesalib/src/mesa/swrast/s_texfetch.c
index b620748c9..8ba75348f 100644
--- a/mesalib/src/mesa/swrast/s_texfetch.c
+++ b/mesalib/src/mesa/swrast/s_texfetch.c
@@ -437,6 +437,12 @@ texfetch_funcs[] =
       fetch_texel_3d_sargb8
    },
    {
+      MESA_FORMAT_R8G8B8A8_SRGB,
+      fetch_texel_1d_sabgr8,
+      fetch_texel_2d_sabgr8,
+      fetch_texel_3d_sabgr8
+   },
+   {
       MESA_FORMAT_L_SRGB8,
       fetch_texel_1d_sl8,
       fetch_texel_2d_sl8,
@@ -1304,6 +1310,12 @@ texfetch_funcs[] =
       NULL,
       NULL
    },
+   {
+      MESA_FORMAT_B8G8R8X8_SRGB,
+      NULL,
+      NULL,
+      NULL
+   },
 };
 
 
diff --git a/mesalib/src/mesa/swrast/s_texfetch_tmp.h b/mesalib/src/mesa/swrast/s_texfetch_tmp.h
index 806f0fd1a..8821125a0 100644
--- a/mesalib/src/mesa/swrast/s_texfetch_tmp.h
+++ b/mesalib/src/mesa/swrast/s_texfetch_tmp.h
@@ -611,10 +611,10 @@ static void FETCH(f_argb4444_rev)( const struct swrast_texture_image *texImage,
                                    GLint i, GLint j, GLint k, GLfloat *texel )
 {
    const GLushort s = *TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
-   texel[RCOMP] = ((s      ) & 0xf) * (1.0F / 15.0F);
-   texel[GCOMP] = ((s >> 12) & 0xf) * (1.0F / 15.0F);
-   texel[BCOMP] = ((s >>  8) & 0xf) * (1.0F / 15.0F);
-   texel[ACOMP] = ((s >>  4) & 0xf) * (1.0F / 15.0F);
+   texel[RCOMP] = ((s >>  4) & 0xf) * (1.0F / 15.0F);
+   texel[GCOMP] = ((s >>  8) & 0xf) * (1.0F / 15.0F);
+   texel[BCOMP] = ((s >> 12) & 0xf) * (1.0F / 15.0F);
+   texel[ACOMP] = ((s      ) & 0xf) * (1.0F / 15.0F);
 }
 
 
@@ -1015,6 +1015,19 @@ static void FETCH(sargb8)(const struct swrast_texture_image *texImage,
 
 
 
+/* Fetch texel from 1D, 2D or 3D sabgr8 texture, return 4 GLfloats */
+static void FETCH(sabgr8)(const struct swrast_texture_image *texImage,
+                          GLint i, GLint j, GLint k, GLfloat *texel )
+{
+   const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
+   texel[RCOMP] = nonlinear_to_linear( (s      ) & 0xff );
+   texel[GCOMP] = nonlinear_to_linear( (s >>  8) & 0xff );
+   texel[BCOMP] = nonlinear_to_linear( (s >> 16) & 0xff );
+   texel[ACOMP] = UBYTE_TO_FLOAT( (s >> 24) ); /* linear! */
+}
+
+
+
 /* Fetch texel from 1D, 2D or 3D sl8 texture, return 4 GLfloats */
 static void FETCH(sl8)(const struct swrast_texture_image *texImage,
                        GLint i, GLint j, GLint k, GLfloat *texel )