r200/r300: port r200 texture handling to common code

we now get texrect + trivial textures working

14 files changed, 1009 insertions, 1687 deletions

diff --git a/src/mesa/drivers/dri/r200/r200_context.c b/src/mesa/drivers/dri/r200/r200_context.c
index 741d051818d..d8e28cd7531 100644
--- a/src/mesa/drivers/dri/r200/r200_context.c
+++ b/src/mesa/drivers/dri/r200/r200_context.c
@@ -266,6 +266,11 @@ static void r200_vtbl_flush(GLcontext *ctx)
    R200_FIREVERTICES(R200_CONTEXT(ctx));
 }
 
+static void r200_vtbl_flush_vertices(radeonContextPtr rmesa)
+{
+  R200_FIREVERTICES(((r200ContextPtr)rmesa));
+}
+
 static void r200_vtbl_set_all_dirty(GLcontext *ctx)
 {
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
@@ -281,11 +286,13 @@ static void r200_vtbl_emit_state(radeonContextPtr rmesa)
 	r200EmitState((r200ContextPtr)rmesa);
 }
 
+
 static void r200_init_vtbl(radeonContextPtr radeon)
 {
    radeon->vtbl.get_lock = r200_get_lock;
    radeon->vtbl.update_viewport_offset = r200UpdateViewportOffset;
    radeon->vtbl.flush = r200_vtbl_flush;
+   radeon->vtbl.flush_vertices = r200_vtbl_flush_vertices;
    radeon->vtbl.set_all_dirty = r200_vtbl_set_all_dirty;
    radeon->vtbl.update_draw_buffer = r200UpdateDrawBuffer;
    radeon->vtbl.emit_cs_header = r200_vtbl_emit_cs_header;
@@ -365,6 +372,7 @@ GLboolean r200CreateContext( const __GLcontextModes *glVisual,
 
    rmesa->radeon.nr_heaps = 1 /* screen->numTexHeaps */ ;
    assert(rmesa->radeon.nr_heaps < RADEON_NR_TEX_HEAPS);
+#if 0
    for ( i = 0 ; i < rmesa->radeon.nr_heaps ; i++ ) {
       rmesa->radeon.texture_heaps[i] = driCreateTextureHeap( i, rmesa,
 	    screen->texSize[i],
@@ -376,6 +384,7 @@ GLboolean r200CreateContext( const __GLcontextModes *glVisual,
 	    sizeof( radeonTexObj ),
 	    (destroy_texture_object_t *) r200DestroyTexObj );
    }
+#endif
    rmesa->radeon.texture_depth = driQueryOptioni (&rmesa->radeon.optionCache,
 					   "texture_depth");
    if (rmesa->radeon.texture_depth == DRI_CONF_TEXTURE_DEPTH_FB)
diff --git a/src/mesa/drivers/dri/r200/r200_reg.h b/src/mesa/drivers/dri/r200/r200_reg.h
index 5ce287f7a5f..a8b0ae7e29d 100644
--- a/src/mesa/drivers/dri/r200/r200_reg.h
+++ b/src/mesa/drivers/dri/r200/r200_reg.h
@@ -949,6 +949,9 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #define     R200_LOD_BIAS_MASK                        (0xfff80000)
 #define     R200_LOD_BIAS_SHIFT                       19
 #define R200_PP_TXSIZE_0                  0x2c0c /* NPOT only */
+#define R200_PP_TX_WIDTHMASK_SHIFT 0
+#define R200_PP_TX_HEIGHTMASK_SHIFT 16
+
 #define R200_PP_TXPITCH_0                 0x2c10 /* NPOT only */
 #define R200_PP_BORDER_COLOR_0            0x2c14
 #define R200_PP_CUBIC_FACES_0             0x2c18
diff --git a/src/mesa/drivers/dri/r200/r200_state_init.c b/src/mesa/drivers/dri/r200/r200_state_init.c
index 3b56fec78ac..249f4eb4ce6 100644
--- a/src/mesa/drivers/dri/r200/r200_state_init.c
+++ b/src/mesa/drivers/dri/r200/r200_state_init.c
@@ -44,6 +44,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "swrast_setup/swrast_setup.h"
 
 #include "radeon_buffer.h"
+#include "radeon_mipmap_tree.h"
 #include "radeon_cs.h"
 #include "common_context.h"
 #include "common_cmdbuf.h"
@@ -353,9 +354,32 @@ static void ctx_emit(GLcontext *ctx, struct radeon_state_atom *atom)
    
 }
 
-static int tex_emit(GLcontext *ctx, struct radeon_state_atom *atom)
+static void tex_emit(GLcontext *ctx, struct radeon_state_atom *atom)
 {
+   r200ContextPtr r200 = R200_CONTEXT(ctx);
+   BATCH_LOCALS(&r200->radeon);
+   uint32_t dwords = atom->cmd_size;
+   int i = atom->idx;
+   radeonTexObj *t = r200->state.texture.unit[i].texobj;
+
+   BEGIN_BATCH_NO_AUTOSTATE(dwords);
+   fprintf(stderr,"atom state is %x, %x %x %x %x %x\n", atom->cmd[0],
+	   atom->cmd[1],
+	   atom->cmd[2],
+	   atom->cmd[3],
+	   atom->cmd[4],
+	   atom->cmd[5]);
+   OUT_BATCH_TABLE(atom->cmd, 10);
+   if (t && !t->image_override) {
+     fprintf(stderr,"emitting reloc for %d\n", i);
+     OUT_BATCH_RELOC(t->tile_bits, t->mt->bo, 0,
+		     RADEON_GEM_DOMAIN_VRAM, 0, 0);
+   } else if (!t) {
+
+     OUT_BATCH(atom->cmd[10]);
+   }
 
+   END_BATCH();
 }
 
 
@@ -499,6 +523,9 @@ void r200InitState( r200ContextPtr rmesa )
       ALLOC_STATE( afs[0], never, AFS_STATE_SIZE, "AFS/afsinst-0", 0 );
       ALLOC_STATE( afs[1], never, AFS_STATE_SIZE, "AFS/afsinst-1", 1 );
    }
+
+   for (i = 0; i < 5; i++)
+     rmesa->hw.tex[i].emit = tex_emit;
    if (rmesa->radeon.radeonScreen->drmSupportsCubeMapsR200) {
       ALLOC_STATE( cube[0], tex_cube, CUBE_STATE_SIZE, "CUBE/tex-0", 0 );
       ALLOC_STATE( cube[1], tex_cube, CUBE_STATE_SIZE, "CUBE/tex-1", 1 );
diff --git a/src/mesa/drivers/dri/r200/r200_tex.c b/src/mesa/drivers/dri/r200/r200_tex.c
index 525a9de4a0f..7c433cc6b71 100644
--- a/src/mesa/drivers/dri/r200/r200_tex.c
+++ b/src/mesa/drivers/dri/r200/r200_tex.c
@@ -45,6 +45,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 #include "texmem.h"
 
+#include "radeon_mipmap_tree.h"
 #include "r200_context.h"
 #include "r200_state.h"
 #include "r200_ioctl.h"
@@ -67,6 +68,7 @@ static void r200SetTexWrap( radeonTexObjPtr t, GLenum swrap, GLenum twrap, GLenu
 {
    GLboolean  is_clamp = GL_FALSE;
    GLboolean  is_clamp_to_border = GL_FALSE;
+   struct gl_texture_object *tObj = &t->base;
 
    t->pp_txfilter &= ~(R200_CLAMP_S_MASK | R200_CLAMP_T_MASK | R200_BORDER_MODE_D3D);
 
@@ -103,7 +105,7 @@ static void r200SetTexWrap( radeonTexObjPtr t, GLenum swrap, GLenum twrap, GLenu
       _mesa_problem(NULL, "bad S wrap mode in %s", __FUNCTION__);
    }
 
-   if (t->base.tObj->Target != GL_TEXTURE_1D) {
+   if (tObj->Target != GL_TEXTURE_1D) {
       switch ( twrap ) {
       case GL_REPEAT:
          t->pp_txfilter |= R200_CLAMP_T_WRAP;
@@ -273,687 +275,6 @@ static void r200SetTexBorderColor( radeonTexObjPtr t, GLubyte c[4] )
 }
 
 
-/**
- * Allocate space for and load the mesa images into the texture memory block.
- * This will happen before drawing with a new texture, or drawing with a
- * texture after it was swapped out or teximaged again.
- */
-
-static radeonTexObjPtr r200AllocTexObj( struct gl_texture_object *texObj )
-{
-   radeonTexObjPtr t;
-
-   t = CALLOC_STRUCT( radeon_tex_obj );
-   texObj->DriverData = t;
-   if ( t != NULL ) {
-      if ( R200_DEBUG & DEBUG_TEXTURE ) {
-	 fprintf( stderr, "%s( %p, %p )\n", __FUNCTION__, (void *)texObj, 
-		  (void *)t );
-      }
-
-      /* Initialize non-image-dependent parts of the state:
-       */
-      t->base.tObj = texObj;
-      t->border_fallback = GL_FALSE;
-
-      make_empty_list( & t->base );
-
-      r200SetTexWrap( t, texObj->WrapS, texObj->WrapT, texObj->WrapR );
-      r200SetTexMaxAnisotropy( t, texObj->MaxAnisotropy );
-      r200SetTexFilter( t, texObj->MinFilter, texObj->MagFilter );
-      r200SetTexBorderColor( t, texObj->_BorderChan );
-   }
-
-   return t;
-}
-
-/* try to find a format which will only need a memcopy */
-static const struct gl_texture_format *
-r200Choose8888TexFormat( GLenum srcFormat, GLenum srcType )
-{
-   const GLuint ui = 1;
-   const GLubyte littleEndian = *((const GLubyte *) &ui);
-
-   if ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
-       (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
-       (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
-       (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && littleEndian)) {
-      return &_mesa_texformat_rgba8888;
-   }
-   else if ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
-       (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && littleEndian) ||
-       (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
-       (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && !littleEndian)) {
-      return &_mesa_texformat_rgba8888_rev;
-   }
-   else return _dri_texformat_argb8888;
-}
-
-static const struct gl_texture_format *
-r200ChooseTextureFormat( GLcontext *ctx, GLint internalFormat,
-                           GLenum format, GLenum type )
-{
-   r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   const GLboolean do32bpt =
-       ( rmesa->radeon.texture_depth == DRI_CONF_TEXTURE_DEPTH_32 );
-   const GLboolean force16bpt =
-       ( rmesa->radeon.texture_depth == DRI_CONF_TEXTURE_DEPTH_FORCE_16 );
-   (void) format;
-
-   switch ( internalFormat ) {
-   case 4:
-   case GL_RGBA:
-   case GL_COMPRESSED_RGBA:
-      switch ( type ) {
-      case GL_UNSIGNED_INT_10_10_10_2:
-      case GL_UNSIGNED_INT_2_10_10_10_REV:
-	 return do32bpt ? _dri_texformat_argb8888 : _dri_texformat_argb1555;
-      case GL_UNSIGNED_SHORT_4_4_4_4:
-      case GL_UNSIGNED_SHORT_4_4_4_4_REV:
-	 return _dri_texformat_argb4444;
-      case GL_UNSIGNED_SHORT_5_5_5_1:
-      case GL_UNSIGNED_SHORT_1_5_5_5_REV:
-	 return _dri_texformat_argb1555;
-      default:
-         return do32bpt ?
-	    r200Choose8888TexFormat(format, type) : _dri_texformat_argb4444;
-      }
-
-   case 3:
-   case GL_RGB:
-   case GL_COMPRESSED_RGB:
-      switch ( type ) {
-      case GL_UNSIGNED_SHORT_4_4_4_4:
-      case GL_UNSIGNED_SHORT_4_4_4_4_REV:
-	 return _dri_texformat_argb4444;
-      case GL_UNSIGNED_SHORT_5_5_5_1:
-      case GL_UNSIGNED_SHORT_1_5_5_5_REV:
-	 return _dri_texformat_argb1555;
-      case GL_UNSIGNED_SHORT_5_6_5:
-      case GL_UNSIGNED_SHORT_5_6_5_REV:
-	 return _dri_texformat_rgb565;
-      default:
-         return do32bpt ? _dri_texformat_argb8888 : _dri_texformat_rgb565;
-      }
-
-   case GL_RGBA8:
-   case GL_RGB10_A2:
-   case GL_RGBA12:
-   case GL_RGBA16:
-      return !force16bpt ?
-	  r200Choose8888TexFormat(format, type) : _dri_texformat_argb4444;
-
-   case GL_RGBA4:
-   case GL_RGBA2:
-      return _dri_texformat_argb4444;
-
-   case GL_RGB5_A1:
-      return _dri_texformat_argb1555;
-
-   case GL_RGB8:
-   case GL_RGB10:
-   case GL_RGB12:
-   case GL_RGB16:
-      return !force16bpt ? _dri_texformat_argb8888 : _dri_texformat_rgb565;
-
-   case GL_RGB5:
-   case GL_RGB4:
-   case GL_R3_G3_B2:
-      return _dri_texformat_rgb565;
-
-   case GL_ALPHA:
-   case GL_ALPHA4:
-   case GL_ALPHA8:
-   case GL_ALPHA12:
-   case GL_ALPHA16:
-   case GL_COMPRESSED_ALPHA:
-   /* can't use a8 format since interpreting hw I8 as a8 would result
-      in wrong rgb values (same as alpha value instead of 0). */
-      return _dri_texformat_al88;
-
-   case 1:
-   case GL_LUMINANCE:
-   case GL_LUMINANCE4:
-   case GL_LUMINANCE8:
-   case GL_LUMINANCE12:
-   case GL_LUMINANCE16:
-   case GL_COMPRESSED_LUMINANCE:
-      return _dri_texformat_l8;
-
-   case 2:
-   case GL_LUMINANCE_ALPHA:
-   case GL_LUMINANCE4_ALPHA4:
-   case GL_LUMINANCE6_ALPHA2:
-   case GL_LUMINANCE8_ALPHA8:
-   case GL_LUMINANCE12_ALPHA4:
-   case GL_LUMINANCE12_ALPHA12:
-   case GL_LUMINANCE16_ALPHA16:
-   case GL_COMPRESSED_LUMINANCE_ALPHA:
-      return _dri_texformat_al88;
-
-   case GL_INTENSITY:
-   case GL_INTENSITY4:
-   case GL_INTENSITY8:
-   case GL_INTENSITY12:
-   case GL_INTENSITY16:
-   case GL_COMPRESSED_INTENSITY:
-       return _dri_texformat_i8;
-
-   case GL_YCBCR_MESA:
-      if (type == GL_UNSIGNED_SHORT_8_8_APPLE ||
-          type == GL_UNSIGNED_BYTE)
-         return &_mesa_texformat_ycbcr;
-      else
-         return &_mesa_texformat_ycbcr_rev;
-
-   case GL_RGB_S3TC:
-   case GL_RGB4_S3TC:
-   case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
-      return &_mesa_texformat_rgb_dxt1;
-
-   case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
-      return &_mesa_texformat_rgba_dxt1;
-
-   case GL_RGBA_S3TC:
-   case GL_RGBA4_S3TC:
-   case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
-      return &_mesa_texformat_rgba_dxt3;
-
-   case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
-      return &_mesa_texformat_rgba_dxt5;
-
-   default:
-      _mesa_problem(ctx,
-         "unexpected internalFormat 0x%x in r200ChooseTextureFormat",
-         (int) internalFormat);
-      return NULL;
-   }
-
-   return NULL; /* never get here */
-}
-
-
-static GLboolean
-r200ValidateClientStorage( GLcontext *ctx, GLenum target,
-			   GLint internalFormat,
-			   GLint srcWidth, GLint srcHeight, 
-                           GLenum format, GLenum type,  const void *pixels,
-			   const struct gl_pixelstore_attrib *packing,
-			   struct gl_texture_object *texObj,
-			   struct gl_texture_image *texImage)
-
-{
-   r200ContextPtr rmesa = R200_CONTEXT(ctx);
-
-   if ( R200_DEBUG & DEBUG_TEXTURE )
-      fprintf(stderr, "intformat %s format %s type %s\n",
-	      _mesa_lookup_enum_by_nr( internalFormat ),
-	      _mesa_lookup_enum_by_nr( format ),
-	      _mesa_lookup_enum_by_nr( type ));
-
-   if (!ctx->Unpack.ClientStorage)
-      return 0;
-
-   if (ctx->_ImageTransferState ||
-       texImage->IsCompressed ||
-       texObj->GenerateMipmap)
-      return 0;
-
-
-   /* This list is incomplete, may be different on ppc???
-    */
-   switch ( internalFormat ) {
-   case GL_RGBA:
-      if ( format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV ) {
-	 texImage->TexFormat = _dri_texformat_argb8888;
-      }
-      else
-	 return 0;
-      break;
-
-   case GL_RGB:
-      if ( format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 ) {
-	 texImage->TexFormat = _dri_texformat_rgb565;
-      }
-      else
-	 return 0;
-      break;
-
-   case GL_YCBCR_MESA:
-      if ( format == GL_YCBCR_MESA && 
-	   type == GL_UNSIGNED_SHORT_8_8_REV_APPLE ) {
-	 texImage->TexFormat = &_mesa_texformat_ycbcr_rev;
-      }
-      else if ( format == GL_YCBCR_MESA && 
-		(type == GL_UNSIGNED_SHORT_8_8_APPLE || 
-		 type == GL_UNSIGNED_BYTE)) {
-	 texImage->TexFormat = &_mesa_texformat_ycbcr;
-      }
-      else
-	 return 0;
-      break;
-
-   default:
-      return 0;
-   }
-
-   /* Could deal with these packing issues, but currently don't:
-    */
-   if (packing->SkipPixels || 
-       packing->SkipRows || 
-       packing->SwapBytes ||
-       packing->LsbFirst) {
-      return 0;
-   }
-
-   {      
-      GLint srcRowStride = _mesa_image_row_stride(packing, srcWidth,
-						  format, type);
-
-      
-      if ( R200_DEBUG & DEBUG_TEXTURE )
-	 fprintf(stderr, "%s: srcRowStride %d/%x\n", 
-		 __FUNCTION__, srcRowStride, srcRowStride);
-
-      /* Could check this later in upload, pitch restrictions could be
-       * relaxed, but would need to store the image pitch somewhere,
-       * as packing details might change before image is uploaded:
-       */
-      if (!r200IsGartMemory( rmesa, pixels, srcHeight * srcRowStride ) ||
-	  (srcRowStride & 63))
-	 return 0;
-
-
-      /* Have validated that _mesa_transfer_teximage would be a straight
-       * memcpy at this point.  NOTE: future calls to TexSubImage will
-       * overwrite the client data.  This is explicitly mentioned in the
-       * extension spec.
-       */
-      texImage->Data = (void *)pixels;
-      texImage->IsClientData = GL_TRUE;
-      texImage->RowStride = srcRowStride / texImage->TexFormat->TexelBytes;
-
-      return 1;
-   }
-}
-
-
-static void r200TexImage1D( GLcontext *ctx, GLenum target, GLint level,
-                              GLint internalFormat,
-                              GLint width, GLint border,
-                              GLenum format, GLenum type, const GLvoid *pixels,
-                              const struct gl_pixelstore_attrib *packing,
-                              struct gl_texture_object *texObj,
-                              struct gl_texture_image *texImage )
-{
-   driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
-   if ( t ) {
-      driSwapOutTextureObject( t );
-   }
-   else {
-      t = (driTextureObject *) r200AllocTexObj( texObj );
-      if (!t) {
-         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage1D");
-         return;
-      }
-   }
-
-   /* Note, this will call ChooseTextureFormat */
-   _mesa_store_teximage1d(ctx, target, level, internalFormat,
-                          width, border, format, type, pixels,
-                          &ctx->Unpack, texObj, texImage);
-
-   t->dirty_images[0] |= (1 << level);
-}
-
-
-static void r200TexSubImage1D( GLcontext *ctx, GLenum target, GLint level,
-                                 GLint xoffset,
-                                 GLsizei width,
-                                 GLenum format, GLenum type,
-                                 const GLvoid *pixels,
-                                 const struct gl_pixelstore_attrib *packing,
-                                 struct gl_texture_object *texObj,
-                                 struct gl_texture_image *texImage )
-{
-   driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
-   assert( t ); /* this _should_ be true */
-   if ( t ) {
-      driSwapOutTextureObject( t );
-   }
-   else {
-      t = (driTextureObject *) r200AllocTexObj( texObj );
-      if (!t) {
-         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage1D");
-         return;
-      }
-   }
-
-   _mesa_store_texsubimage1d(ctx, target, level, xoffset, width,
-			     format, type, pixels, packing, texObj,
-			     texImage);
-
-   t->dirty_images[0] |= (1 << level);
-}
-
-
-static void r200TexImage2D( GLcontext *ctx, GLenum target, GLint level,
-                              GLint internalFormat,
-                              GLint width, GLint height, GLint border,
-                              GLenum format, GLenum type, const GLvoid *pixels,
-                              const struct gl_pixelstore_attrib *packing,
-                              struct gl_texture_object *texObj,
-                              struct gl_texture_image *texImage )
-{
-   driTextureObject * t = (driTextureObject *) texObj->DriverData;
-   GLuint face;
-
-   /* which cube face or ordinary 2D image */
-   switch (target) {
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
-      face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
-      ASSERT(face < 6);
-      break;
-   default:
-      face = 0;
-   }
-
-   if ( t != NULL ) {
-      driSwapOutTextureObject( t );
-   }
-   else {
-      t = (driTextureObject *) r200AllocTexObj( texObj );
-      if (!t) {
-         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D");
-         return;
-      }
-   }
-
-   texImage->IsClientData = GL_FALSE;
-
-   if (r200ValidateClientStorage( ctx, target, 
-				  internalFormat, 
-				  width, height, 
-				  format, type, pixels, 
-				  packing, texObj, texImage)) {
-      if (R200_DEBUG & DEBUG_TEXTURE)
-	 fprintf(stderr, "%s: Using client storage\n", __FUNCTION__); 
-   }
-   else {
-      if (R200_DEBUG & DEBUG_TEXTURE)
-	 fprintf(stderr, "%s: Using normal storage\n", __FUNCTION__); 
-
-      /* Normal path: copy (to cached memory) and eventually upload
-       * via another copy to GART memory and then a blit...  Could
-       * eliminate one copy by going straight to (permanent) GART.
-       *
-       * Note, this will call r200ChooseTextureFormat.
-       */
-      _mesa_store_teximage2d(ctx, target, level, internalFormat,
-			     width, height, border, format, type, pixels,
-			     &ctx->Unpack, texObj, texImage);
-      
-      t->dirty_images[face] |= (1 << level);
-   }
-}
-
-
-static void r200TexSubImage2D( GLcontext *ctx, GLenum target, GLint level,
-                                 GLint xoffset, GLint yoffset,
-                                 GLsizei width, GLsizei height,
-                                 GLenum format, GLenum type,
-                                 const GLvoid *pixels,
-                                 const struct gl_pixelstore_attrib *packing,
-                                 struct gl_texture_object *texObj,
-                                 struct gl_texture_image *texImage )
-{
-   driTextureObject * t = (driTextureObject *) texObj->DriverData;
-   GLuint face;
-
-   /* which cube face or ordinary 2D image */
-   switch (target) {
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
-      face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
-      ASSERT(face < 6);
-      break;
-   default:
-      face = 0;
-   }
-
-   assert( t ); /* this _should_ be true */
-   if ( t ) {
-      driSwapOutTextureObject( t );
-   }
-   else {
-      t = (driTextureObject *) r200AllocTexObj( texObj );
-      if (!t) {
-         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage2D");
-         return;
-      }
-   }
-
-   _mesa_store_texsubimage2d(ctx, target, level, xoffset, yoffset, width,
-			     height, format, type, pixels, packing, texObj,
-			     texImage);
-
-   t->dirty_images[face] |= (1 << level);
-}
-
-
-static void r200CompressedTexImage2D( GLcontext *ctx, GLenum target, GLint level,
-                              GLint internalFormat,
-                              GLint width, GLint height, GLint border,
-                              GLsizei imageSize, const GLvoid *data,
-                              struct gl_texture_object *texObj,
-                              struct gl_texture_image *texImage )
-{
-   driTextureObject * t = (driTextureObject *) texObj->DriverData;
-   GLuint face;
-
-   /* which cube face or ordinary 2D image */
-   switch (target) {
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
-      face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
-      ASSERT(face < 6);
-      break;
-   default:
-      face = 0;
-   }
-
-   if ( t != NULL ) {
-      driSwapOutTextureObject( t );
-   }
-   else {
-      t = (driTextureObject *) r200AllocTexObj( texObj );
-      if (!t) {
-         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2D");
-         return;
-      }
-   }
-
-   texImage->IsClientData = GL_FALSE;
-/* can't call this, different parameters. Would never evaluate to true anyway currently
-   if (r200ValidateClientStorage( ctx, target, 
-				  internalFormat,
-				  width, height,
-				  format, type, pixels,
-				  packing, texObj, texImage)) {
-      if (R200_DEBUG & DEBUG_TEXTURE)
-	 fprintf(stderr, "%s: Using client storage\n", __FUNCTION__);
-   }
-   else */{
-      if (R200_DEBUG & DEBUG_TEXTURE)
-	 fprintf(stderr, "%s: Using normal storage\n", __FUNCTION__);
-
-      /* Normal path: copy (to cached memory) and eventually upload
-       * via another copy to GART memory and then a blit...  Could
-       * eliminate one copy by going straight to (permanent) GART.
-       *
-       * Note, this will call r200ChooseTextureFormat.
-       */
-      _mesa_store_compressed_teximage2d(ctx, target, level, internalFormat, width,
-                                 height, border, imageSize, data, texObj, texImage);
-
-      t->dirty_images[face] |= (1 << level);
-   }
-}
-
-
-static void r200CompressedTexSubImage2D( GLcontext *ctx, GLenum target, GLint level,
-                                 GLint xoffset, GLint yoffset,
-                                 GLsizei width, GLsizei height,
-                                 GLenum format,
-                                 GLsizei imageSize, const GLvoid *data,
-                                 struct gl_texture_object *texObj,
-                                 struct gl_texture_image *texImage )
-{
-   driTextureObject * t = (driTextureObject *) texObj->DriverData;
-   GLuint face;
-
-
-   /* which cube face or ordinary 2D image */
-   switch (target) {
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
-   case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
-   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
-      face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
-      ASSERT(face < 6);
-      break;
-   default:
-      face = 0;
-   }
-
-   assert( t ); /* this _should_ be true */
-   if ( t ) {
-      driSwapOutTextureObject( t );
-   }
-   else {
-      t = (driTextureObject *) r200AllocTexObj( texObj );
-      if (!t) {
-         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexSubImage2D");
-         return;
-      }
-   }
-
-   _mesa_store_compressed_texsubimage2d(ctx, target, level, xoffset, yoffset, width,
-                            height, format, imageSize, data, texObj, texImage);
-
-   t->dirty_images[face] |= (1 << level);
-}
-
-
-#if ENABLE_HW_3D_TEXTURE
-static void r200TexImage3D( GLcontext *ctx, GLenum target, GLint level,
-                            GLint internalFormat,
-                            GLint width, GLint height, GLint depth,
-                            GLint border,
-                            GLenum format, GLenum type, const GLvoid *pixels,
-                            const struct gl_pixelstore_attrib *packing,
-                            struct gl_texture_object *texObj,
-                            struct gl_texture_image *texImage )
-{
-   driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
-   if ( t ) {
-      driSwapOutTextureObject( t );
-   }
-   else {
-      t = (driTextureObject *) r200AllocTexObj( texObj );
-      if (!t) {
-         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage3D");
-         return;
-      }
-   }
-
-   texImage->IsClientData = GL_FALSE;
-
-#if 0
-   if (r200ValidateClientStorage( ctx, target, 
-				  internalFormat, 
-				  width, height, 
-				  format, type, pixels, 
-				  packing, texObj, texImage)) {
-      if (R200_DEBUG & DEBUG_TEXTURE)
-	 fprintf(stderr, "%s: Using client storage\n", __FUNCTION__); 
-   }
-   else
-#endif
-   {
-      if (R200_DEBUG & DEBUG_TEXTURE)
-	 fprintf(stderr, "%s: Using normal storage\n", __FUNCTION__); 
-
-      /* Normal path: copy (to cached memory) and eventually upload
-       * via another copy to GART memory and then a blit...  Could
-       * eliminate one copy by going straight to (permanent) GART.
-       *
-       * Note, this will call r200ChooseTextureFormat.
-       */
-      _mesa_store_teximage3d(ctx, target, level, internalFormat,
-			     width, height, depth, border,
-                             format, type, pixels,
-			     &ctx->Unpack, texObj, texImage);
-      
-      t->dirty_images[0] |= (1 << level);
-   }
-}
-#endif
-
-
-#if ENABLE_HW_3D_TEXTURE
-static void
-r200TexSubImage3D( GLcontext *ctx, GLenum target, GLint level,
-                   GLint xoffset, GLint yoffset, GLint zoffset,
-                   GLsizei width, GLsizei height, GLsizei depth,
-                   GLenum format, GLenum type,
-                   const GLvoid *pixels,
-                   const struct gl_pixelstore_attrib *packing,
-                   struct gl_texture_object *texObj,
-                   struct gl_texture_image *texImage )
-{
-   driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
-/*     fprintf(stderr, "%s\n", __FUNCTION__); */
-
-   assert( t ); /* this _should_ be true */
-   if ( t ) {
-      driSwapOutTextureObject( t );
-   }
-   else {
-      t = (driTextureObject *) r200AllocTexObj( texObj );
-      if (!t) {
-         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage3D");
-         return;
-      }
-      texObj->DriverData = t;
-   }
-
-   _mesa_store_texsubimage3d(ctx, target, level, xoffset, yoffset, zoffset,
-                             width, height, depth,
-                             format, type, pixels, packing, texObj, texImage);
-
-   t->dirty_images[0] |= (1 << level);
-}
-#endif
 
 
 
@@ -1034,7 +355,7 @@ static void r200TexParameter( GLcontext *ctx, GLenum target,
 				struct gl_texture_object *texObj,
 				GLenum pname, const GLfloat *params )
 {
-   radeonTexObjPtr t = (radeonTexObjPtr) texObj->DriverData;
+   radeonTexObj* t = radeon_tex_obj(texObj);
 
    if ( R200_DEBUG & (DEBUG_STATE|DEBUG_TEXTURE) ) {
       fprintf( stderr, "%s( %s )\n", __FUNCTION__,
@@ -1081,46 +402,33 @@ static void r200TexParameter( GLcontext *ctx, GLenum target,
 }
 
 
-
-static void r200BindTexture( GLcontext *ctx, GLenum target,
-			       struct gl_texture_object *texObj )
-{
-   if ( R200_DEBUG & (DEBUG_STATE|DEBUG_TEXTURE) ) {
-      fprintf( stderr, "%s( %p ) unit=%d\n", __FUNCTION__, (void *)texObj,
-	       ctx->Texture.CurrentUnit );
-   }
-
-   if ( (target == GL_TEXTURE_1D)
-	|| (target == GL_TEXTURE_2D) 
-#if ENABLE_HW_3D_TEXTURE
-	|| (target == GL_TEXTURE_3D)
-#endif
-	|| (target == GL_TEXTURE_CUBE_MAP)
-	|| (target == GL_TEXTURE_RECTANGLE_NV) ) {
-      assert( texObj->DriverData != NULL );
-   }
-}
-
-
-static void r200DeleteTexture( GLcontext *ctx,
-				 struct gl_texture_object *texObj )
+static void r200DeleteTexture(GLcontext * ctx, struct gl_texture_object *texObj)
 {
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
-   if ( R200_DEBUG & (DEBUG_STATE|DEBUG_TEXTURE) ) {
-      fprintf( stderr, "%s( %p (target = %s) )\n", __FUNCTION__, (void *)texObj,
-	       _mesa_lookup_enum_by_nr( texObj->Target ) );
+   radeonTexObj* t = radeon_tex_obj(texObj);
+
+   if (RADEON_DEBUG & (DEBUG_STATE | DEBUG_TEXTURE)) {
+      fprintf(stderr, "%s( %p (target = %s) )\n", __FUNCTION__,
+	      (void *)texObj,
+	      _mesa_lookup_enum_by_nr(texObj->Target));
+   }
+   
+   if (rmesa) {
+      int i;
+      R200_FIREVERTICES(rmesa);
+      for ( i = 0 ; i < rmesa->radeon.glCtx->Const.MaxTextureUnits ; i++ ) {
+	 if ( t == rmesa->state.texture.unit[i].texobj ) {
+	    rmesa->state.texture.unit[i].texobj = NULL;
+	    rmesa->hw.tex[i].dirty = GL_FALSE;
+	    rmesa->hw.cube[i].dirty = GL_FALSE;
+	 }
+      }      
    }
-
-   if ( t != NULL ) {
-      if ( rmesa ) {
-         R200_FIREVERTICES( rmesa );
-      }
-
-      driDestroyTextureObject( t );
+   
+   if (t->mt) {
+      radeon_miptree_unreference(t->mt);
+      t->mt = 0;
    }
-   /* Free mipmap images and the texture object itself */
    _mesa_delete_texture_object(ctx, texObj);
 }
 
@@ -1150,46 +458,57 @@ static void r200TexGen( GLcontext *ctx,
  * Called via ctx->Driver.NewTextureObject.
  * Note: this function will be called during context creation to
  * allocate the default texture objects.
- * Note: we could use containment here to 'derive' the driver-specific
- * texture object from the core mesa gl_texture_object.  Not done at this time.
  * Fixup MaxAnisotropy according to user preference.
  */
-static struct gl_texture_object *
-r200NewTextureObject( GLcontext *ctx, GLuint name, GLenum target )
+static struct gl_texture_object *r200NewTextureObject(GLcontext * ctx,
+						      GLuint name,
+						      GLenum target)
 {
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   struct gl_texture_object *obj;
-   obj = _mesa_new_texture_object(ctx, name, target);
-   if (!obj)
-      return NULL;
-   obj->MaxAnisotropy = rmesa->radeon.initialMaxAnisotropy;
-   r200AllocTexObj( obj );
-   return obj;
+   radeonTexObj* t = CALLOC_STRUCT(radeon_tex_obj);
+
+
+   if (RADEON_DEBUG & (DEBUG_STATE | DEBUG_TEXTURE)) {
+     fprintf(stderr, "%s( %p (target = %s) )\n", __FUNCTION__,
+	     t, _mesa_lookup_enum_by_nr(target));
+   }
+
+   _mesa_initialize_texture_object(&t->base, name, target);
+   t->base.MaxAnisotropy = rmesa->radeon.initialMaxAnisotropy;
+
+   /* Initialize hardware state */
+   r200SetTexWrap( t, t->base.WrapS, t->base.WrapT, t->base.WrapR );
+   r200SetTexMaxAnisotropy( t, t->base.MaxAnisotropy );
+   r200SetTexFilter(t, t->base.MinFilter, t->base.MagFilter);
+   r200SetTexBorderColor(t, t->base._BorderChan);
+
+   return &t->base;
 }
 
 
+
 void r200InitTextureFuncs( struct dd_function_table *functions )
 {
    /* Note: we only plug in the functions we implement in the driver
     * since _mesa_init_driver_functions() was already called.
     */
-   functions->ChooseTextureFormat	= r200ChooseTextureFormat;
-   functions->TexImage1D		= r200TexImage1D;
-   functions->TexImage2D		= r200TexImage2D;
+   functions->ChooseTextureFormat	= radeonChooseTextureFormat;
+   functions->TexImage1D		= radeonTexImage1D;
+   functions->TexImage2D		= radeonTexImage2D;
 #if ENABLE_HW_3D_TEXTURE
-   functions->TexImage3D		= r200TexImage3D;
+   functions->TexImage3D		= radeonTexImage3D;
 #else
    functions->TexImage3D		= _mesa_store_teximage3d;
 #endif
-   functions->TexSubImage1D		= r200TexSubImage1D;
-   functions->TexSubImage2D		= r200TexSubImage2D;
+   functions->TexSubImage1D		= radeonTexSubImage1D;
+   functions->TexSubImage2D		= radeonTexSubImage2D;
 #if ENABLE_HW_3D_TEXTURE
-   functions->TexSubImage3D		= r200TexSubImage3D;
+   functions->TexSubImage3D		= radeonTexSubImage3D;
 #else
    functions->TexSubImage3D		= _mesa_store_texsubimage3d;
 #endif
    functions->NewTextureObject		= r200NewTextureObject;
-   functions->BindTexture		= r200BindTexture;
+   //   functions->BindTexture		= r200BindTexture;
    functions->DeleteTexture		= r200DeleteTexture;
    functions->IsTextureResident		= driIsTextureResident;
 
@@ -1197,22 +516,16 @@ void r200InitTextureFuncs( struct dd_function_table *functions )
    functions->TexParameter		= r200TexParameter;
    functions->TexGen			= r200TexGen;
 
-   functions->CompressedTexImage2D	= r200CompressedTexImage2D;
-   functions->CompressedTexSubImage2D	= r200CompressedTexSubImage2D;
+   functions->CompressedTexImage2D	= radeonCompressedTexImage2D;
+   functions->CompressedTexSubImage2D	= radeonCompressedTexSubImage2D;
+
+   functions->GenerateMipmap = radeon_generate_mipmap;
+
+   functions->NewTextureImage = radeonNewTextureImage;
+   functions->FreeTexImageData = radeonFreeTexImageData;
+   functions->MapTexture = radeonMapTexture;
+   functions->UnmapTexture = radeonUnmapTexture;
 
    driInitTextureFormats();
 
-#if 000
-   /* moved or obsolete code */
-   r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   driInitTextureObjects( ctx, & rmesa->swapped,
-			  DRI_TEXMGR_DO_TEXTURE_1D
-			  | DRI_TEXMGR_DO_TEXTURE_2D );
-
-   /* Hack: r200NewTextureObject is not yet installed when the
-    * default textures are created. Therefore set MaxAnisotropy of the
-    * default 2D texture now. */
-   ctx->Shared->Default2D->MaxAnisotropy = driQueryOptionf (&rmesa->optionCache,
-							    "def_max_anisotropy");
-#endif
 }
diff --git a/src/mesa/drivers/dri/r200/r200_texmem.c b/src/mesa/drivers/dri/r200/r200_texmem.c
index 5a0922de215..a50786e2e78 100644
--- a/src/mesa/drivers/dri/r200/r200_texmem.c
+++ b/src/mesa/drivers/dri/r200/r200_texmem.c
@@ -49,7 +49,7 @@ SOFTWARE.
 
 #include <unistd.h>  /* for usleep() */
 
-
+#if 0
 /**
  * Destroy any device-dependent state associated with the texture.  This may
  * include NULLing out hardware state that points to the texture.
@@ -528,3 +528,4 @@ int r200UploadTexImages( r200ContextPtr rmesa, radeonTexObjPtr t, GLuint face )
 
    return 0;
 }
+#endif
diff --git a/src/mesa/drivers/dri/r200/r200_texstate.c b/src/mesa/drivers/dri/r200/r200_texstate.c
index 02f79bf3f80..2a402e99c6f 100644
--- a/src/mesa/drivers/dri/r200/r200_texstate.c
+++ b/src/mesa/drivers/dri/r200/r200_texstate.c
@@ -40,6 +40,8 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "main/texobj.h"
 #include "main/enums.h"
 
+#include "common_context.h"
+#include "radeon_mipmap_tree.h"
 #include "r200_context.h"
 #include "r200_state.h"
 #include "r200_ioctl.h"
@@ -139,6 +141,8 @@ static const struct tx_table tx_table_le[] =
 #undef _ALPHA
 #undef _INVALID
 
+#if 0
+
 /**
  * This function computes the number of bytes of storage needed for
  * the given texture object (all mipmap levels, all cube faces).
@@ -180,7 +184,7 @@ static void r200SetTexImages( r200ContextPtr rmesa,
       }
    }
 
-   texelBytes = baseImage->TexFormat->TexelBytes;
+
 
    /* Compute which mipmap levels we really want to send to the hardware.
     */
@@ -217,7 +221,7 @@ static void r200SetTexImages( r200ContextPtr rmesa,
 	 }
       }
       if (tObj->Target != GL_TEXTURE_RECTANGLE_NV) {
-	 /* we can set macro tiling even for small textures, they will be untiled anyway */
+	/* we can set macro tiling even for small textures, they will be untiled anyway */
 	 t->tile_bits |= R200_TXO_MACRO_TILE;
       }
    }
@@ -387,7 +391,7 @@ static void r200SetTexImages( r200ContextPtr rmesa,
 
    /* FYI: r200UploadTexImages( rmesa, t ) used to be called here */
 }
-
+#endif
 
 
 /* ================================================================
@@ -1232,10 +1236,11 @@ static void import_tex_obj_state( r200ContextPtr rmesa,
       cmd[TEX_PP_TXOFFSET_OLDDRM] = texobj->pp_txoffset;
    }
 
-   if (texobj->base.tObj->Target == GL_TEXTURE_CUBE_MAP) {
+   if (texobj->base.Target == GL_TEXTURE_CUBE_MAP) {
       GLuint *cube_cmd = &rmesa->hw.cube[unit].cmd[CUBE_CMD_0];
-      GLuint bytesPerFace = texobj->base.totalSize / 6;
-      ASSERT(texobj->base.totalSize % 6 == 0);
+      //      GLuint bytesPerFace = texobj->base.totalSize / 6;
+      //      ASSERT(texobj->base.totalSize % 6 == 0);
+      GLuint bytesPerFace = 1; // TODO
 
       R200_STATECHANGE( rmesa, cube[unit] );
       cube_cmd[CUBE_PP_CUBIC_FACES] = texobj->pp_cubic_faces;
@@ -1254,7 +1259,6 @@ static void import_tex_obj_state( r200ContextPtr rmesa,
    texobj->dirty_state &= ~(1<<unit);
 }
 
-
 static void set_texgen_matrix( r200ContextPtr rmesa, 
 			       GLuint unit,
 			       const GLfloat *s_plane,
@@ -1377,7 +1381,6 @@ static GLboolean r200_validate_texgen( GLcontext *ctx, GLuint unit )
    } else {
       tgcm |= R200_TEXGEN_COMP_T << (unit * 4);
    }
-
    if (texUnit->TexGenEnabled & R_BIT) {
       if (texUnit->GenModeR != mode)
 	 mixed_fallback = GL_TRUE;
@@ -1513,52 +1516,6 @@ static GLboolean r200_validate_texgen( GLcontext *ctx, GLuint unit )
    return GL_TRUE;
 }
 
-
-static void disable_tex( GLcontext *ctx, int unit )
-{
-   r200ContextPtr rmesa = R200_CONTEXT(ctx);
-
-   if (rmesa->hw.ctx.cmd[CTX_PP_CNTL] & (R200_TEX_0_ENABLE<<unit)) {
-      /* Texture unit disabled */
-      if ( rmesa->state.texture.unit[unit].texobj != NULL ) {
-	 /* The old texture is no longer bound to this texture unit.
-	  * Mark it as such.
-	  */
-
-	 rmesa->state.texture.unit[unit].texobj->base.bound &= ~(1UL << unit);
-	 rmesa->state.texture.unit[unit].texobj = NULL;
-      }
-
-      R200_STATECHANGE( rmesa, ctx );
-      rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~(R200_TEX_0_ENABLE << unit);
-	 
-      R200_STATECHANGE( rmesa, vtx );
-      rmesa->hw.vtx.cmd[VTX_TCL_OUTPUT_VTXFMT_1] &= ~(7 << (unit * 3));
-	 
-      if (rmesa->radeon.TclFallback & (R200_TCL_FALLBACK_TEXGEN_0<<unit)) {
-	 TCL_FALLBACK( ctx, (R200_TCL_FALLBACK_TEXGEN_0<<unit), GL_FALSE);
-      }
-
-      /* Actually want to keep all units less than max active texture
-       * enabled, right?  Fix this for >2 texunits.
-       */
-
-      {
-	 GLuint tmp = rmesa->TexGenEnabled;
-
-	 rmesa->TexGenEnabled &= ~(R200_TEXGEN_TEXMAT_0_ENABLE<<unit);
-	 rmesa->TexGenEnabled &= ~(R200_TEXMAT_0_ENABLE<<unit);
-	 rmesa->TexGenNeedNormals[unit] = GL_FALSE;
-	 rmesa->TexGenCompSel &= ~(R200_OUTPUT_TEX_0 << unit);
-
-	 if (tmp != rmesa->TexGenEnabled) {
-	    rmesa->recheck_texgen[unit] = GL_TRUE;
-	    rmesa->radeon.NewGLState |= _NEW_TEXTURE_MATRIX;
-	 }
-      }
-   }
-}
-
 void set_re_cntl_d3d( GLcontext *ctx, int unit, GLboolean use_d3d )
 {
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
@@ -1575,237 +1532,164 @@ void set_re_cntl_d3d( GLcontext *ctx, int unit, GLboolean use_d3d )
    }
 }
 
-static GLboolean enable_tex_2d( GLcontext *ctx, int unit )
-{
-   r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
-   struct gl_texture_object *tObj = texUnit->_Current;
-   radeonTexObjPtr t = (radeonTexObjPtr) tObj->DriverData;
-
-   /* Need to load the 2d images associated with this unit.
-    */
-   if (t->pp_txformat & R200_TXFORMAT_NON_POWER2) {
-      t->pp_txformat &= ~R200_TXFORMAT_NON_POWER2;
-      t->base.dirty_images[0] = ~0;
-   }
-
-   ASSERT(tObj->Target == GL_TEXTURE_2D || tObj->Target == GL_TEXTURE_1D);
-
-   if ( t->base.dirty_images[0] ) {
-      R200_FIREVERTICES( rmesa );
-      r200SetTexImages( rmesa, tObj );
-      r200UploadTexImages( rmesa, (radeonTexObjPtr) tObj->DriverData, 0 );
-      if ( !t->base.memBlock && !t->image_override ) 
-	 return GL_FALSE;
-   }
-
-   set_re_cntl_d3d( ctx, unit, GL_FALSE );
-
-   return GL_TRUE;
-}
-
-#if ENABLE_HW_3D_TEXTURE
-static GLboolean enable_tex_3d( GLcontext *ctx, int unit )
+/**
+ * Compute the cached hardware register values for the given texture object.
+ *
+ * \param rmesa Context pointer
+ * \param t the r300 texture object
+ */
+static void setup_hardware_state(r200ContextPtr rmesa, radeonTexObj *t)
 {
-   r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
-   struct gl_texture_object *tObj = texUnit->_Current;
-   radeonTexObjPtr t = (radeonTexObjPtr) tObj->DriverData;
-
-   /* Need to load the 3d images associated with this unit.
-    */
-   if (t->pp_txformat & R200_TXFORMAT_NON_POWER2) {
-      t->pp_txformat &= ~R200_TXFORMAT_NON_POWER2;
-      t->base.dirty_images[0] = ~0;
+   const struct gl_texture_image *firstImage =
+      t->base.Image[0][t->mt->firstLevel];
+   GLint log2Width, log2Height, log2Depth, texelBytes;
+   
+   log2Width  = firstImage->WidthLog2;
+   log2Height = firstImage->HeightLog2;
+   log2Depth  = firstImage->DepthLog2;
+   texelBytes = firstImage->TexFormat->TexelBytes;
+
+
+   if (!t->image_override) {
+      if (VALID_FORMAT(firstImage->TexFormat->MesaFormat)) {
+	 const struct tx_table *table = _mesa_little_endian() ? tx_table_le :
+	    tx_table_be;
+	 
+	 t->pp_txformat &= ~(R200_TXFORMAT_FORMAT_MASK |
+			     R200_TXFORMAT_ALPHA_IN_MAP);
+	 t->pp_txfilter &= ~R200_YUV_TO_RGB;
+	 
+	 t->pp_txformat |= table[ firstImage->TexFormat->MesaFormat ].format;
+	 t->pp_txfilter |= table[ firstImage->TexFormat->MesaFormat ].filter;
+      } else {
+	 _mesa_problem(NULL, "unexpected texture format in %s",
+		       __FUNCTION__);
+	 return;
+      }
    }
+   
+   t->pp_txfilter &= ~R200_MAX_MIP_LEVEL_MASK;
+   t->pp_txfilter |= (t->mt->lastLevel - t->mt->firstLevel) << R200_MAX_MIP_LEVEL_SHIFT;
+	
+   t->pp_txformat &= ~(R200_TXFORMAT_WIDTH_MASK |
+		       R200_TXFORMAT_HEIGHT_MASK |
+		       R200_TXFORMAT_CUBIC_MAP_ENABLE |
+		       R200_TXFORMAT_F5_WIDTH_MASK |
+		       R200_TXFORMAT_F5_HEIGHT_MASK);
+   t->pp_txformat |= ((log2Width << R200_TXFORMAT_WIDTH_SHIFT) |
+		      (log2Height << R200_TXFORMAT_HEIGHT_SHIFT));
+   
+   t->tile_bits = 0;
+   
+   //	if (t->base.Target == GL_TEXTURE_CUBE_MAP)
+   //		t->pp_txformat |= R300_TX_FORMAT_CUBIC_MAP;
+   //	if (t->base.Target == GL_TEXTURE_3D)
+   //		t->pp_txformat |= R300_TX_FORMAT_3D;
+   
+   t->pp_txformat_x &= ~(R200_DEPTH_LOG2_MASK | R200_TEXCOORD_MASK);
+   if (t->base.Target == GL_TEXTURE_3D) {
+      t->pp_txformat_x |= (log2Depth << R200_DEPTH_LOG2_SHIFT);
+      t->pp_txformat_x |= R200_TEXCOORD_VOLUME;
 
-   ASSERT(tObj->Target == GL_TEXTURE_3D);
-
-   /* R100 & R200 do not support mipmaps for 3D textures.
-    */
-   if ( (tObj->MinFilter != GL_NEAREST) && (tObj->MinFilter != GL_LINEAR) ) {
-      return GL_FALSE;
    }
-
-   if ( t->base.dirty_images[0] ) {
-      R200_FIREVERTICES( rmesa );
-      r200SetTexImages( rmesa, tObj );
-      r200UploadTexImages( rmesa, (radeonTexObjPtr) tObj->DriverData, 0 );
-      if ( !t->base.memBlock ) 
-	 return GL_FALSE;
+   else if (t->base.Target == GL_TEXTURE_CUBE_MAP) {
+      ASSERT(log2Width == log2Height);
+      t->pp_txformat |= ((log2Width << R200_TXFORMAT_F5_WIDTH_SHIFT) |
+			 (log2Height << R200_TXFORMAT_F5_HEIGHT_SHIFT) |
+			 /* don't think we need this bit, if it exists at all - fglrx does not set it */
+			 (R200_TXFORMAT_CUBIC_MAP_ENABLE));
+      t->pp_txformat_x |= R200_TEXCOORD_CUBIC_ENV;
+      t->pp_cubic_faces = ((log2Width << R200_FACE_WIDTH_1_SHIFT) |
+                           (log2Height << R200_FACE_HEIGHT_1_SHIFT) |
+                           (log2Width << R200_FACE_WIDTH_2_SHIFT) |
+                           (log2Height << R200_FACE_HEIGHT_2_SHIFT) |
+                           (log2Width << R200_FACE_WIDTH_3_SHIFT) |
+                           (log2Height << R200_FACE_HEIGHT_3_SHIFT) |
+                           (log2Width << R200_FACE_WIDTH_4_SHIFT) |
+                           (log2Height << R200_FACE_HEIGHT_4_SHIFT));
    }
-
-   set_re_cntl_d3d( ctx, unit, GL_TRUE );
-
-   return GL_TRUE;
-}
-#endif
-
-static GLboolean enable_tex_cube( GLcontext *ctx, int unit )
-{
-   r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
-   struct gl_texture_object *tObj = texUnit->_Current;
-   radeonTexObjPtr t = (radeonTexObjPtr) tObj->DriverData;
-   GLuint face;
-
-   /* Need to load the 2d images associated with this unit.
-    */
-   if (t->pp_txformat & R200_TXFORMAT_NON_POWER2) {
-      t->pp_txformat &= ~R200_TXFORMAT_NON_POWER2;
-      for (face = 0; face < 6; face++)
-         t->base.dirty_images[face] = ~0;
+   else {
+      /* If we don't in fact send enough texture coordinates, q will be 1,
+       * making TEXCOORD_PROJ act like TEXCOORD_NONPROJ (Right?)
+       */
+      t->pp_txformat_x |= R200_TEXCOORD_PROJ;
    }
 
-   ASSERT(tObj->Target == GL_TEXTURE_CUBE_MAP);
-
-   if ( t->base.dirty_images[0] || t->base.dirty_images[1] ||
-        t->base.dirty_images[2] || t->base.dirty_images[3] ||
-        t->base.dirty_images[4] || t->base.dirty_images[5] ) {
-      /* flush */
-      R200_FIREVERTICES( rmesa );
-      /* layout memory space, once for all faces */
-      r200SetTexImages( rmesa, tObj );
-   }
+   t->pp_txsize = (((firstImage->Width - 1) << R200_PP_TX_WIDTHMASK_SHIFT)
+		   | ((firstImage->Height - 1) << R200_PP_TX_HEIGHTMASK_SHIFT));
 
-   /* upload (per face) */
-   for (face = 0; face < 6; face++) {
-      if (t->base.dirty_images[face]) {
-         r200UploadTexImages( rmesa, (radeonTexObjPtr) tObj->DriverData, face );
-      }
-   }
-      
-   if ( !t->base.memBlock ) {
-      /* texmem alloc failed, use s/w fallback */
-      return GL_FALSE;
+   if ( !t->image_override ) {
+      if (firstImage->IsCompressed)
+         t->pp_txpitch = (firstImage->Width + 63) & ~(63);
+      else
+         t->pp_txpitch = ((firstImage->Width * texelBytes) + 63) & ~(63);
+      t->pp_txpitch -= 32;
    }
 
-   set_re_cntl_d3d( ctx, unit, GL_TRUE );
-
-   return GL_TRUE;
-}
-
-static GLboolean enable_tex_rect( GLcontext *ctx, int unit )
-{
-   r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
-   struct gl_texture_object *tObj = texUnit->_Current;
-   radeonTexObjPtr t = (radeonTexObjPtr) tObj->DriverData;
-
-   if (!(t->pp_txformat & R200_TXFORMAT_NON_POWER2)) {
+   if (t->base.Target == GL_TEXTURE_RECTANGLE_NV) {
       t->pp_txformat |= R200_TXFORMAT_NON_POWER2;
-      t->base.dirty_images[0] = ~0;
-   }
-
-   ASSERT(tObj->Target == GL_TEXTURE_RECTANGLE_NV);
+      //		t->pp_txsize |= R300_TX_SIZE_TXPITCH_EN;
 
-   if ( t->base.dirty_images[0] ) {
-      R200_FIREVERTICES( rmesa );
-      r200SetTexImages( rmesa, tObj );
-      r200UploadTexImages( rmesa, (radeonTexObjPtr) tObj->DriverData, 0 );
-      if ( !t->base.memBlock &&
-           !t->image_override &&
-           !rmesa->prefer_gart_client_texturing ) 
-	 return GL_FALSE;
    }
-
-   set_re_cntl_d3d( ctx, unit, GL_FALSE );
-
-   return GL_TRUE;
+   
 }
 
-
-static GLboolean update_tex_common( GLcontext *ctx, int unit )
+static GLboolean r200_validate_texture(GLcontext *ctx, struct gl_texture_object *texObj, int unit)
 {
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
-   struct gl_texture_object *tObj = texUnit->_Current;
-   radeonTexObjPtr t = (radeonTexObjPtr) tObj->DriverData;
-
-   /* Fallback if there's a texture border */
-   if ( tObj->Image[0][tObj->BaseLevel]->Border > 0 )
-       return GL_FALSE;
-
-   /* Update state if this is a different texture object to last
-    * time.
-    */
-   if ( rmesa->state.texture.unit[unit].texobj != t ) {
-      if ( rmesa->state.texture.unit[unit].texobj != NULL ) {
-	 /* The old texture is no longer bound to this texture unit.
-	  * Mark it as such.
-	  */
+   radeonTexObj *t = radeon_tex_obj(texObj);
 
-	 rmesa->state.texture.unit[unit].texobj->base.bound &= 
-	     ~(1UL << unit);
-      }
-
-      rmesa->state.texture.unit[unit].texobj = t;
-      t->base.bound |= (1UL << unit);
-      t->dirty_state |= 1<<unit;
-      driUpdateTextureLRU( (driTextureObject *) t ); /* XXX: should be locked! */
-   }
+   if (!radeon_validate_texture_miptree(ctx, texObj))
+      return GL_FALSE;
 
+   r200_validate_texgen(ctx, unit);
+   /* Configure the hardware registers (more precisely, the cached version
+    * of the hardware registers). */
+   setup_hardware_state(rmesa, t);
 
-   /* Newly enabled?
-    */
-   if ( 1|| !(rmesa->hw.ctx.cmd[CTX_PP_CNTL] & (R200_TEX_0_ENABLE<<unit))) {
-      R200_STATECHANGE( rmesa, ctx );
-      rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_0_ENABLE << unit;
 
-      R200_STATECHANGE( rmesa, vtx );
-      rmesa->hw.vtx.cmd[VTX_TCL_OUTPUT_VTXFMT_1] &= ~(7 << (unit * 3));
-      rmesa->hw.vtx.cmd[VTX_TCL_OUTPUT_VTXFMT_1] |= 4 << (unit * 3);
 
-      rmesa->recheck_texgen[unit] = GL_TRUE;
-   }
+   if (texObj->Target == GL_TEXTURE_RECTANGLE_NV ||
+       texObj->Target == GL_TEXTURE_2D)
+      set_re_cntl_d3d( ctx, unit, GL_FALSE );
+   else
+      set_re_cntl_d3d( ctx, unit, GL_TRUE );
+   R200_STATECHANGE( rmesa, ctx );
+   rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_0_ENABLE << unit;
+   
+   R200_STATECHANGE( rmesa, vtx );
+   rmesa->hw.vtx.cmd[VTX_TCL_OUTPUT_VTXFMT_1] &= ~(7 << (unit * 3));
+   rmesa->hw.vtx.cmd[VTX_TCL_OUTPUT_VTXFMT_1] |= 4 << (unit * 3);
 
+   rmesa->recheck_texgen[unit] = GL_TRUE;
    if (t->dirty_state & (1<<unit)) {
       import_tex_obj_state( rmesa, unit, t );
    }
 
-   if (rmesa->recheck_texgen[unit]) {
-      GLboolean fallback = !r200_validate_texgen( ctx, unit );
-      TCL_FALLBACK( ctx, (R200_TCL_FALLBACK_TEXGEN_0<<unit), fallback);
-      rmesa->recheck_texgen[unit] = 0;
-      rmesa->radeon.NewGLState |= _NEW_TEXTURE_MATRIX;
-   }
-
-   FALLBACK( rmesa, R200_FALLBACK_BORDER_MODE, t->border_fallback );
-   return !t->border_fallback;
+   t->dirty_state = R200_TEX_ALL;
+   
+   t->validated = GL_TRUE;
+   return GL_TRUE;
 }
 
-
-
-static GLboolean r200UpdateTextureUnit( GLcontext *ctx, int unit )
+GLboolean r200UpdateTextureUnit(GLcontext *ctx, int unit)
 {
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
    GLuint unitneeded = rmesa->state.texture.unit[unit].unitneeded;
 
-   if ( unitneeded & (TEXTURE_RECT_BIT) ) {
-      return (enable_tex_rect( ctx, unit ) &&
-	      update_tex_common( ctx, unit ));
-   }
-   else if ( unitneeded & (TEXTURE_1D_BIT | TEXTURE_2D_BIT) ) {
-      return (enable_tex_2d( ctx, unit ) &&
-	      update_tex_common( ctx, unit ));
-   }
-#if ENABLE_HW_3D_TEXTURE
-   else if ( unitneeded & (TEXTURE_3D_BIT) ) {
-      return (enable_tex_3d( ctx, unit ) &&
-	      update_tex_common( ctx, unit ));
-   }
-#endif
-   else if ( unitneeded & (TEXTURE_CUBE_BIT) ) {
-      return (enable_tex_cube( ctx, unit ) &&
-	      update_tex_common( ctx, unit ));
-   }
-   else if ( unitneeded ) {
-      return GL_FALSE;
-   }
-   else {
-      disable_tex( ctx, unit );
-      return GL_TRUE;
-   }
+   if (!unitneeded)
+     return GL_TRUE;
+
+   if (!r200_validate_texture(ctx, ctx->Texture.Unit[unit]._Current, unit)) {
+    _mesa_warning(ctx,
+		  "failed to validate texture for unit %d.\n",
+		  unit);
+    rmesa->state.texture.unit[unit].texobj = NULL;
+    return GL_FALSE;
+  }
+
+   rmesa->state.texture.unit[unit].texobj = radeon_tex_obj(ctx->Texture.Unit[unit]._Current);
+  return GL_TRUE;
 }
 
 
@@ -1863,7 +1747,7 @@ void r200UpdateTextureState( GLcontext *ctx )
 	 R200_STATECHANGE(rmesa, tex[1]);
 	 rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_1_ENABLE;
 	 if (!(rmesa->hw.cst.cmd[CST_PP_CNTL_X] & R200_PPX_TEX_1_ENABLE))
-	    rmesa->hw.tex[1].cmd[TEX_PP_TXFORMAT] &= ~TEXOBJ_TXFORMAT_MASK;
+	   rmesa->hw.tex[1].cmd[TEX_PP_TXFORMAT] &= ~TEXOBJ_TXFORMAT_MASK;
 	 rmesa->hw.tex[1].cmd[TEX_PP_TXFORMAT] |= R200_TXFORMAT_LOOKUP_DISABLE;
       }
       else if (!ctx->ATIFragmentShader._Enabled) {
diff --git a/src/mesa/drivers/dri/r300/r300_context.c b/src/mesa/drivers/dri/r300/r300_context.c
index e84d0acd6d8..eb8e481a18e 100644
--- a/src/mesa/drivers/dri/r300/r300_context.c
+++ b/src/mesa/drivers/dri/r300/r300_context.c
@@ -245,6 +245,11 @@ static void r300_vtbl_emit_cs_header(struct radeon_cs *cs, radeonContextPtr rmes
                                R300_WAIT_3D | R300_WAIT_3D_CLEAN));
 }
 
+static void r300_vtbl_flush_vertices(radeonContextPtr rmesa)
+{
+   R300_FIREVERTICES(((r300ContextPtr)rmesa));
+}
+
 static void r300_init_vtbl(radeonContextPtr radeon)
 {
    radeon->vtbl.get_lock = r300_get_lock;
@@ -289,7 +294,7 @@ GLboolean r300CreateContext(const __GLcontextModes * glVisual,
 	 */
 	driParseConfigFiles(&r300->radeon.optionCache, &screen->optionCache,
 			    screen->driScreen->myNum, "r300");
-	r300->initialMaxAnisotropy = driQueryOptionf(&r300->radeon.optionCache,
+	r300->radeon.initialMaxAnisotropy = driQueryOptionf(&r300->radeon.optionCache,
 						     "def_max_anisotropy");
 
 	/* Init default driver functions then plug in our R300-specific functions
@@ -309,10 +314,10 @@ GLboolean r300CreateContext(const __GLcontextModes * glVisual,
 	}
 
 	/* Init r300 context data */
-	r300->texture_depth = driQueryOptioni(&r300->radeon.optionCache,
+	r300->radeon.texture_depth = driQueryOptioni(&r300->radeon.optionCache,
 					      "texture_depth");
-	if (r300->texture_depth == DRI_CONF_TEXTURE_DEPTH_FB)
-		r300->texture_depth = (screen->cpp == 4) ?
+	if (r300->radeon.texture_depth == DRI_CONF_TEXTURE_DEPTH_FB)
+		r300->radeon.texture_depth = (screen->cpp == 4) ?
 		    DRI_CONF_TEXTURE_DEPTH_32 : DRI_CONF_TEXTURE_DEPTH_16;
 
 	/* Set the maximum texture size small enough that we can guarentee that
diff --git a/src/mesa/drivers/dri/r300/r300_context.h b/src/mesa/drivers/dri/r300/r300_context.h
index 54844370ea1..8f67460e420 100644
--- a/src/mesa/drivers/dri/r300/r300_context.h
+++ b/src/mesa/drivers/dri/r300/r300_context.h
@@ -717,11 +717,6 @@ struct r300_context {
 
 	/* Vertex buffers
 	 */
-	GLuint NewGLState;
-
-	int texture_depth;
-	float initialMaxAnisotropy;
-
 	GLvector4f dummy_attrib[_TNL_ATTRIB_MAX];
 	GLvector4f *temp_attrib[_TNL_ATTRIB_MAX];
 
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index ea5d65542b2..5fbd5b93ff8 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -2416,8 +2416,8 @@ void r300UpdateShaders(r300ContextPtr rmesa)
 
 	ctx = rmesa->radeon.glCtx;
 
-	if (rmesa->NewGLState && hw_tcl_on) {
-		rmesa->NewGLState = 0;
+	if (rmesa->radeon.NewGLState && hw_tcl_on) {
+		rmesa->radeon.NewGLState = 0;
 
 		for (i = _TNL_FIRST_MAT; i <= _TNL_LAST_MAT; i++) {
 			rmesa->temp_attrib[i] =
@@ -2677,7 +2677,7 @@ static void r300InvalidateState(GLcontext * ctx, GLuint new_state)
 
 	r300UpdateStateParameters(ctx, new_state);
 
-	r300->NewGLState |= new_state;
+	r300->radeon.NewGLState |= new_state;
 }
 
 /**
diff --git a/src/mesa/drivers/dri/r300/r300_tex.c b/src/mesa/drivers/dri/r300/r300_tex.c
index 7363c045716..11e89ffd0f0 100644
--- a/src/mesa/drivers/dri/r300/r300_tex.c
+++ b/src/mesa/drivers/dri/r300/r300_tex.c
@@ -181,492 +181,6 @@ static void r300SetTexBorderColor(radeonTexObjPtr t, GLubyte c[4])
 	t->pp_border_color = PACK_COLOR_8888(c[3], c[0], c[1], c[2]);
 }
 
-/* try to find a format which will only need a memcopy */
-static const struct gl_texture_format *r300Choose8888TexFormat(GLenum srcFormat,
-							       GLenum srcType)
-{
-	const GLuint ui = 1;
-	const GLubyte littleEndian = *((const GLubyte *)&ui);
-
-	if ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
-	    (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
-	    (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
-	    (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && littleEndian)) {
-		return &_mesa_texformat_rgba8888;
-	} else if ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
-		   (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && littleEndian) ||
-		   (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
-		   (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && !littleEndian)) {
-		return &_mesa_texformat_rgba8888_rev;
-	} else if (srcFormat == GL_BGRA && ((srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
-					    srcType == GL_UNSIGNED_INT_8_8_8_8)) {
-		return &_mesa_texformat_argb8888_rev;
-	} else if (srcFormat == GL_BGRA && ((srcType == GL_UNSIGNED_BYTE && littleEndian) ||
-					    srcType == GL_UNSIGNED_INT_8_8_8_8_REV)) {
-		return &_mesa_texformat_argb8888;
-	} else
-		return _dri_texformat_argb8888;
-}
-
-static const struct gl_texture_format *r300ChooseTextureFormat(GLcontext * ctx,
-							       GLint
-							       internalFormat,
-							       GLenum format,
-							       GLenum type)
-{
-	r300ContextPtr rmesa = R300_CONTEXT(ctx);
-	const GLboolean do32bpt =
-	    (rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_32);
-	const GLboolean force16bpt =
-	    (rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_FORCE_16);
-	(void)format;
-
-#if 0
-	fprintf(stderr, "InternalFormat=%s(%d) type=%s format=%s\n",
-		_mesa_lookup_enum_by_nr(internalFormat), internalFormat,
-		_mesa_lookup_enum_by_nr(type), _mesa_lookup_enum_by_nr(format));
-	fprintf(stderr, "do32bpt=%d force16bpt=%d\n", do32bpt, force16bpt);
-#endif
-
-	switch (internalFormat) {
-	case 4:
-	case GL_RGBA:
-	case GL_COMPRESSED_RGBA:
-		switch (type) {
-		case GL_UNSIGNED_INT_10_10_10_2:
-		case GL_UNSIGNED_INT_2_10_10_10_REV:
-			return do32bpt ? _dri_texformat_argb8888 :
-			    _dri_texformat_argb1555;
-		case GL_UNSIGNED_SHORT_4_4_4_4:
-		case GL_UNSIGNED_SHORT_4_4_4_4_REV:
-			return _dri_texformat_argb4444;
-		case GL_UNSIGNED_SHORT_5_5_5_1:
-		case GL_UNSIGNED_SHORT_1_5_5_5_REV:
-			return _dri_texformat_argb1555;
-		default:
-			return do32bpt ? r300Choose8888TexFormat(format, type) :
-			    _dri_texformat_argb4444;
-		}
-
-	case 3:
-	case GL_RGB:
-	case GL_COMPRESSED_RGB:
-		switch (type) {
-		case GL_UNSIGNED_SHORT_4_4_4_4:
-		case GL_UNSIGNED_SHORT_4_4_4_4_REV:
-			return _dri_texformat_argb4444;
-		case GL_UNSIGNED_SHORT_5_5_5_1:
-		case GL_UNSIGNED_SHORT_1_5_5_5_REV:
-			return _dri_texformat_argb1555;
-		case GL_UNSIGNED_SHORT_5_6_5:
-		case GL_UNSIGNED_SHORT_5_6_5_REV:
-			return _dri_texformat_rgb565;
-		default:
-			return do32bpt ? _dri_texformat_argb8888 :
-			    _dri_texformat_rgb565;
-		}
-
-	case GL_RGBA8:
-	case GL_RGB10_A2:
-	case GL_RGBA12:
-	case GL_RGBA16:
-		return !force16bpt ?
-		    r300Choose8888TexFormat(format,
-					    type) : _dri_texformat_argb4444;
-
-	case GL_RGBA4:
-	case GL_RGBA2:
-		return _dri_texformat_argb4444;
-
-	case GL_RGB5_A1:
-		return _dri_texformat_argb1555;
-
-	case GL_RGB8:
-	case GL_RGB10:
-	case GL_RGB12:
-	case GL_RGB16:
-		return !force16bpt ? _dri_texformat_argb8888 :
-		    _dri_texformat_rgb565;
-
-	case GL_RGB5:
-	case GL_RGB4:
-	case GL_R3_G3_B2:
-		return _dri_texformat_rgb565;
-
-	case GL_ALPHA:
-	case GL_ALPHA4:
-	case GL_ALPHA8:
-	case GL_ALPHA12:
-	case GL_ALPHA16:
-	case GL_COMPRESSED_ALPHA:
-		return _dri_texformat_a8;
-
-	case 1:
-	case GL_LUMINANCE:
-	case GL_LUMINANCE4:
-	case GL_LUMINANCE8:
-	case GL_LUMINANCE12:
-	case GL_LUMINANCE16:
-	case GL_COMPRESSED_LUMINANCE:
-		return _dri_texformat_l8;
-
-	case 2:
-	case GL_LUMINANCE_ALPHA:
-	case GL_LUMINANCE4_ALPHA4:
-	case GL_LUMINANCE6_ALPHA2:
-	case GL_LUMINANCE8_ALPHA8:
-	case GL_LUMINANCE12_ALPHA4:
-	case GL_LUMINANCE12_ALPHA12:
-	case GL_LUMINANCE16_ALPHA16:
-	case GL_COMPRESSED_LUMINANCE_ALPHA:
-		return _dri_texformat_al88;
-
-	case GL_INTENSITY:
-	case GL_INTENSITY4:
-	case GL_INTENSITY8:
-	case GL_INTENSITY12:
-	case GL_INTENSITY16:
-	case GL_COMPRESSED_INTENSITY:
-		return _dri_texformat_i8;
-
-	case GL_YCBCR_MESA:
-		if (type == GL_UNSIGNED_SHORT_8_8_APPLE ||
-		    type == GL_UNSIGNED_BYTE)
-			return &_mesa_texformat_ycbcr;
-		else
-			return &_mesa_texformat_ycbcr_rev;
-
-	case GL_RGB_S3TC:
-	case GL_RGB4_S3TC:
-	case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
-		return &_mesa_texformat_rgb_dxt1;
-
-	case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
-		return &_mesa_texformat_rgba_dxt1;
-
-	case GL_RGBA_S3TC:
-	case GL_RGBA4_S3TC:
-	case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
-		return &_mesa_texformat_rgba_dxt3;
-
-	case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
-		return &_mesa_texformat_rgba_dxt5;
-
-	case GL_ALPHA16F_ARB:
-		return &_mesa_texformat_alpha_float16;
-	case GL_ALPHA32F_ARB:
-		return &_mesa_texformat_alpha_float32;
-	case GL_LUMINANCE16F_ARB:
-		return &_mesa_texformat_luminance_float16;
-	case GL_LUMINANCE32F_ARB:
-		return &_mesa_texformat_luminance_float32;
-	case GL_LUMINANCE_ALPHA16F_ARB:
-		return &_mesa_texformat_luminance_alpha_float16;
-	case GL_LUMINANCE_ALPHA32F_ARB:
-		return &_mesa_texformat_luminance_alpha_float32;
-	case GL_INTENSITY16F_ARB:
-		return &_mesa_texformat_intensity_float16;
-	case GL_INTENSITY32F_ARB:
-		return &_mesa_texformat_intensity_float32;
-	case GL_RGB16F_ARB:
-		return &_mesa_texformat_rgba_float16;
-	case GL_RGB32F_ARB:
-		return &_mesa_texformat_rgba_float32;
-	case GL_RGBA16F_ARB:
-		return &_mesa_texformat_rgba_float16;
-	case GL_RGBA32F_ARB:
-		return &_mesa_texformat_rgba_float32;
-
-	case GL_DEPTH_COMPONENT:
-	case GL_DEPTH_COMPONENT16:
-	case GL_DEPTH_COMPONENT24:
-	case GL_DEPTH_COMPONENT32:
-#if 0
-		switch (type) {
-		case GL_UNSIGNED_BYTE:
-		case GL_UNSIGNED_SHORT:
-			return &_mesa_texformat_z16;
-		case GL_UNSIGNED_INT:
-			return &_mesa_texformat_z32;
-		case GL_UNSIGNED_INT_24_8_EXT:
-		default:
-			return &_mesa_texformat_z24_s8;
-		}
-#else
-		return &_mesa_texformat_z16;
-#endif
-
-	default:
-		_mesa_problem(ctx,
-			      "unexpected internalFormat 0x%x in r300ChooseTextureFormat",
-			      (int)internalFormat);
-		return NULL;
-	}
-
-	return NULL;		/* never get here */
-}
-
-/**
- * All glTexImage calls go through this function.
- */
-static void r300_teximage(
-	GLcontext *ctx, int dims,
-	GLint face, GLint level,
-	GLint internalFormat,
-	GLint width, GLint height, GLint depth,
-	GLsizei imageSize,
-	GLenum format, GLenum type, const GLvoid * pixels,
-	const struct gl_pixelstore_attrib *packing,
-	struct gl_texture_object *texObj,
-	struct gl_texture_image *texImage,
-	int compressed)
-{
-	r300ContextPtr rmesa = R300_CONTEXT(ctx);
-	radeonTexObj* t = radeon_tex_obj(texObj);
-	radeon_texture_image* image = get_radeon_texture_image(texImage);
-
-	R300_FIREVERTICES(rmesa);
-
-	t->validated = GL_FALSE;
-
-	/* Choose and fill in the texture format for this image */
-	texImage->TexFormat = r300ChooseTextureFormat(ctx, internalFormat, format, type);
-	_mesa_set_fetch_functions(texImage, dims);
-
-	if (texImage->TexFormat->TexelBytes == 0) {
-		texImage->IsCompressed = GL_TRUE;
-		texImage->CompressedSize =
-			ctx->Driver.CompressedTextureSize(ctx, texImage->Width,
-					   texImage->Height, texImage->Depth,
-					   texImage->TexFormat->MesaFormat);
-	} else {
-		texImage->IsCompressed = GL_FALSE;
-		texImage->CompressedSize = 0;
-	}
-
-	/* Allocate memory for image */
-	radeonFreeTexImageData(ctx, texImage); /* Mesa core only clears texImage->Data but not image->mt */
-
-	if (!t->mt)
-		radeon_try_alloc_miptree(&rmesa->radeon, t, texImage, face, level);
-	if (t->mt && radeon_miptree_matches_image(t->mt, texImage, face, level)) {
-		image->mt = t->mt;
-		image->mtlevel = level - t->mt->firstLevel;
-		image->mtface = face;
-		radeon_miptree_reference(t->mt);
-	} else {
-		int size;
-		if (texImage->IsCompressed) {
-			size = texImage->CompressedSize;
-		} else {
-			size = texImage->Width * texImage->Height * texImage->Depth * texImage->TexFormat->TexelBytes;
-		}
-		texImage->Data = _mesa_alloc_texmemory(size);
-	}
-
-	/* Upload texture image; note that the spec allows pixels to be NULL */
-	if (compressed) {
-		pixels = _mesa_validate_pbo_compressed_teximage(
-			ctx, imageSize, pixels, packing, "glCompressedTexImage");
-	} else {
-		pixels = _mesa_validate_pbo_teximage(
-			ctx, dims, width, height, depth,
-			format, type, pixels, packing, "glTexImage");
-	}
-
-	if (pixels) {
-		radeon_teximage_map(image, GL_TRUE);
-
-		if (compressed) {
-			memcpy(texImage->Data, pixels, imageSize);
-		} else {
-			GLuint dstRowStride;
-			if (image->mt) {
-				radeon_mipmap_level *lvl = &image->mt->levels[image->mtlevel];
-				dstRowStride = lvl->rowstride;
-			} else {
-				dstRowStride = texImage->Width * texImage->TexFormat->TexelBytes;
-			}
-			if (!texImage->TexFormat->StoreImage(ctx, dims,
-						texImage->_BaseFormat,
-						texImage->TexFormat,
-						texImage->Data, 0, 0, 0, /* dstX/Y/Zoffset */
-						dstRowStride,
-						texImage->ImageOffsets,
-						width, height, depth,
-						format, type, pixels, packing))
-				_mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage");
-		}
-
-		radeon_teximage_unmap(image);
-	}
-
-	_mesa_unmap_teximage_pbo(ctx, packing);
-
-	/* SGIS_generate_mipmap */
-	if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
-		ctx->Driver.GenerateMipmap(ctx, texObj->Target, texObj);
-	}
-}
-
-static void r300TexImage1D(GLcontext * ctx, GLenum target, GLint level,
-			   GLint internalFormat,
-			   GLint width, GLint border,
-			   GLenum format, GLenum type, const GLvoid * pixels,
-			   const struct gl_pixelstore_attrib *packing,
-			   struct gl_texture_object *texObj,
-			   struct gl_texture_image *texImage)
-{
-	r300_teximage(ctx, 1, 0, level, internalFormat, width, 1, 1,
-		0, format, type, pixels, packing, texObj, texImage, 0);
-}
-
-static void r300TexImage2D(GLcontext * ctx, GLenum target, GLint level,
-			   GLint internalFormat,
-			   GLint width, GLint height, GLint border,
-			   GLenum format, GLenum type, const GLvoid * pixels,
-			   const struct gl_pixelstore_attrib *packing,
-			   struct gl_texture_object *texObj,
-			   struct gl_texture_image *texImage)
-{
-	GLuint face = radeon_face_for_target(target);
-
-	r300_teximage(ctx, 2, face, level, internalFormat, width, height, 1,
-		0, format, type, pixels, packing, texObj, texImage, 0);
-}
-
-static void r300CompressedTexImage2D(GLcontext * ctx, GLenum target,
-				     GLint level, GLint internalFormat,
-				     GLint width, GLint height, GLint border,
-				     GLsizei imageSize, const GLvoid * data,
-				     struct gl_texture_object *texObj,
-				     struct gl_texture_image *texImage)
-{
-	GLuint face = radeon_face_for_target(target);
-
-	r300_teximage(ctx, 2, face, level, internalFormat, width, height, 1,
-		imageSize, 0, 0, data, 0, texObj, texImage, 1);
-}
-
-static void r300TexImage3D(GLcontext * ctx, GLenum target, GLint level,
-			   GLint internalFormat,
-			   GLint width, GLint height, GLint depth,
-			   GLint border,
-			   GLenum format, GLenum type, const GLvoid * pixels,
-			   const struct gl_pixelstore_attrib *packing,
-			   struct gl_texture_object *texObj,
-			   struct gl_texture_image *texImage)
-{
-	r300_teximage(ctx, 3, 0, level, internalFormat, width, height, depth,
-		0, format, type, pixels, packing, texObj, texImage, 0);
-}
-
-/**
- * Update a subregion of the given texture image.
- */
-static void r300_texsubimage(GLcontext* ctx, int dims, int level,
-		GLint xoffset, GLint yoffset, GLint zoffset,
-		GLsizei width, GLsizei height, GLsizei depth,
-		GLenum format, GLenum type,
-		const GLvoid * pixels,
-		const struct gl_pixelstore_attrib *packing,
-		struct gl_texture_object *texObj,
-		struct gl_texture_image *texImage,
-		int compressed)
-{
-	r300ContextPtr rmesa = R300_CONTEXT(ctx);
-	radeon_texture_image* image = get_radeon_texture_image(texImage);
-
-	R300_FIREVERTICES(rmesa);
-
-	pixels = _mesa_validate_pbo_teximage(ctx, dims,
-		width, height, depth, format, type, pixels, packing, "glTexSubImage1D");
-
-	if (pixels) {
-		GLint dstRowStride;
-		radeon_teximage_map(image, GL_TRUE);
-
-		if (image->mt) {
-			radeon_mipmap_level *lvl = &image->mt->levels[image->mtlevel];
-			dstRowStride = lvl->rowstride;
-		} else {
-			dstRowStride = texImage->Width * texImage->TexFormat->TexelBytes;
-		}
-
-		if (!texImage->TexFormat->StoreImage(ctx, dims, texImage->_BaseFormat,
-				texImage->TexFormat, texImage->Data,
-				xoffset, yoffset, zoffset,
-				dstRowStride,
-				texImage->ImageOffsets,
-				width, height, depth,
-				format, type, pixels, packing))
-			_mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage");
-
-		radeon_teximage_unmap(image);
-	}
-
-	_mesa_unmap_teximage_pbo(ctx, packing);
-
-	/* GL_SGIS_generate_mipmap */
-	if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
-		ctx->Driver.GenerateMipmap(ctx, texObj->Target, texObj);
-	}
-}
-
-static void r300TexSubImage1D(GLcontext * ctx, GLenum target, GLint level,
-			      GLint xoffset,
-			      GLsizei width,
-			      GLenum format, GLenum type,
-			      const GLvoid * pixels,
-			      const struct gl_pixelstore_attrib *packing,
-			      struct gl_texture_object *texObj,
-			      struct gl_texture_image *texImage)
-{
-	r300_texsubimage(ctx, 1, level, xoffset, 0, 0, width, 1, 1,
-		format, type, pixels, packing, texObj, texImage, 0);
-}
-
-static void r300TexSubImage2D(GLcontext * ctx, GLenum target, GLint level,
-			      GLint xoffset, GLint yoffset,
-			      GLsizei width, GLsizei height,
-			      GLenum format, GLenum type,
-			      const GLvoid * pixels,
-			      const struct gl_pixelstore_attrib *packing,
-			      struct gl_texture_object *texObj,
-			      struct gl_texture_image *texImage)
-{
-	r300_texsubimage(ctx, 2, level, xoffset, yoffset, 0, width, height, 1,
-		format, type, pixels, packing, texObj, texImage, 0);
-}
-
-static void r300CompressedTexSubImage2D(GLcontext * ctx, GLenum target,
-					GLint level, GLint xoffset,
-					GLint yoffset, GLsizei width,
-					GLsizei height, GLenum format,
-					GLsizei imageSize, const GLvoid * data,
-					struct gl_texture_object *texObj,
-					struct gl_texture_image *texImage)
-{
-	r300_texsubimage(ctx, 2, level, xoffset, yoffset, 0, width, height, 1,
-		format, 0, data, 0, texObj, texImage, 1);
-}
-
-static void
-r300TexSubImage3D(GLcontext * ctx, GLenum target, GLint level,
-		  GLint xoffset, GLint yoffset, GLint zoffset,
-		  GLsizei width, GLsizei height, GLsizei depth,
-		  GLenum format, GLenum type,
-		  const GLvoid * pixels,
-		  const struct gl_pixelstore_attrib *packing,
-		  struct gl_texture_object *texObj,
-		  struct gl_texture_image *texImage)
-{
-	r300_texsubimage(ctx, 3, level, xoffset, yoffset, zoffset, width, height, depth,
-		format, type, pixels, packing, texObj, texImage, 0);
-}
-
-
-
 /**
  * Changes variables and flags for a state update, which will happen at the
  * next UpdateTextureState
@@ -784,7 +298,7 @@ static struct gl_texture_object *r300NewTextureObject(GLcontext * ctx,
 	}
 
 	_mesa_initialize_texture_object(&t->base, name, target);
-	t->base.MaxAnisotropy = rmesa->initialMaxAnisotropy;
+	t->base.MaxAnisotropy = rmesa->radeon.initialMaxAnisotropy;
 
 	/* Initialize hardware state */
 	r300UpdateTexWrap(t);
@@ -804,21 +318,21 @@ void r300InitTextureFuncs(struct dd_function_table *functions)
 	functions->MapTexture = radeonMapTexture;
 	functions->UnmapTexture = radeonUnmapTexture;
 
-	functions->ChooseTextureFormat = r300ChooseTextureFormat;
-	functions->TexImage1D = r300TexImage1D;
-	functions->TexImage2D = r300TexImage2D;
-	functions->TexImage3D = r300TexImage3D;
-	functions->TexSubImage1D = r300TexSubImage1D;
-	functions->TexSubImage2D = r300TexSubImage2D;
-	functions->TexSubImage3D = r300TexSubImage3D;
+	functions->ChooseTextureFormat = radeonChooseTextureFormat;
+	functions->TexImage1D = radeonTexImage1D;
+	functions->TexImage2D = radeonTexImage2D;
+	functions->TexImage3D = radeonTexImage3D;
+	functions->TexSubImage1D = radeonTexSubImage1D;
+	functions->TexSubImage2D = radeonTexSubImage2D;
+	functions->TexSubImage3D = radeonTexSubImage3D;
 	functions->NewTextureObject = r300NewTextureObject;
 	functions->DeleteTexture = r300DeleteTexture;
 	functions->IsTextureResident = driIsTextureResident;
 
 	functions->TexParameter = r300TexParameter;
 
-	functions->CompressedTexImage2D = r300CompressedTexImage2D;
-	functions->CompressedTexSubImage2D = r300CompressedTexSubImage2D;
+	functions->CompressedTexImage2D = radeonCompressedTexImage2D;
+	functions->CompressedTexSubImage2D = radeonCompressedTexSubImage2D;
 
 	functions->GenerateMipmap = radeon_generate_mipmap;
 
diff --git a/src/mesa/drivers/dri/r300/r300_texstate.c b/src/mesa/drivers/dri/r300/r300_texstate.c
index 77d9a9b3bfb..68c7ca3d29f 100644
--- a/src/mesa/drivers/dri/r300/r300_texstate.c
+++ b/src/mesa/drivers/dri/r300/r300_texstate.c
@@ -242,81 +242,6 @@ static void setup_hardware_state(r300ContextPtr rmesa, radeonTexObj *t)
 	}
 }
 
-
-static void copy_rows(void* dst, GLuint dststride, const void* src, GLuint srcstride,
-	GLuint numrows, GLuint rowsize)
-{
-	assert(rowsize <= dststride);
-	assert(rowsize <= srcstride);
-
-	if (rowsize == srcstride && rowsize == dststride) {
-		memcpy(dst, src, numrows*rowsize);
-	} else {
-		GLuint i;
-		for(i = 0; i < numrows; ++i) {
-			memcpy(dst, src, rowsize);
-			dst += dststride;
-			src += srcstride;
-		}
-	}
-}
-
-
-/**
- * Ensure that the given image is stored in the given miptree from now on.
- */
-static void migrate_image_to_miptree(radeon_mipmap_tree *mt, radeon_texture_image *image, int face, int level)
-{
-	radeon_mipmap_level *dstlvl = &mt->levels[level - mt->firstLevel];
-	unsigned char *dest;
-
-	assert(image->mt != mt);
-	assert(dstlvl->width == image->base.Width);
-	assert(dstlvl->height == image->base.Height);
-	assert(dstlvl->depth == image->base.Depth);
-
-	radeon_bo_map(mt->bo, GL_TRUE);
-	dest = mt->bo->ptr + dstlvl->faces[face].offset;
-
-	if (image->mt) {
-		/* Format etc. should match, so we really just need a memcpy().
-		 * In fact, that memcpy() could be done by the hardware in many
-		 * cases, provided that we have a proper memory manager.
-		 */
-		radeon_mipmap_level *srclvl = &image->mt->levels[image->mtlevel];
-
-		assert(srclvl->size == dstlvl->size);
-		assert(srclvl->rowstride == dstlvl->rowstride);
-
-		radeon_bo_map(image->mt->bo, GL_FALSE);
-		memcpy(dest,
-			image->mt->bo->ptr + srclvl->faces[face].offset,
-			dstlvl->size);
-		radeon_bo_unmap(image->mt->bo);
-
-		radeon_miptree_unreference(image->mt);
-	} else {
-		uint srcrowstride = image->base.Width * image->base.TexFormat->TexelBytes;
-
-		if (mt->tilebits)
-			WARN_ONCE("%s: tiling not supported yet", __FUNCTION__);
-
-		copy_rows(dest, dstlvl->rowstride, image->base.Data, srcrowstride,
-			image->base.Height * image->base.Depth, srcrowstride);
-
-		_mesa_free_texmemory(image->base.Data);
-		image->base.Data = 0;
-	}
-
-	radeon_bo_unmap(mt->bo);
-
-	image->mt = mt;
-	image->mtface = face;
-	image->mtlevel = level;
-	radeon_miptree_reference(image->mt);
-}
-
-
 /**
  * Ensure the given texture is ready for rendering.
  *
@@ -326,67 +251,10 @@ static GLboolean r300_validate_texture(GLcontext * ctx, struct gl_texture_object
 {
 	r300ContextPtr rmesa = R300_CONTEXT(ctx);
 	radeonTexObj *t = radeon_tex_obj(texObj);
-	radeon_texture_image *baseimage = get_radeon_texture_image(texObj->Image[0][texObj->BaseLevel]);
-	int face, level;
-
-	if (t->validated || t->image_override)
-		return GL_TRUE;
 
-	if (RADEON_DEBUG & DEBUG_TEXTURE)
-		fprintf(stderr, "%s: Validating texture %p now\n", __FUNCTION__, texObj);
-
-	if (baseimage->base.Border > 0)
+	if (!radeon_validate_texture_miptree(ctx, texObj))
 		return GL_FALSE;
 
-	/* Ensure a matching miptree exists.
-	 *
-	 * Differing mipmap trees can result when the app uses TexImage to
-	 * change texture dimensions.
-	 *
-	 * Prefer to use base image's miptree if it
-	 * exists, since that most likely contains more valid data (remember
-	 * that the base level is usually significantly larger than the rest
-	 * of the miptree, so cubemaps are the only possible exception).
-	 */
-	if (baseimage->mt &&
-	    baseimage->mt != t->mt &&
-	    radeon_miptree_matches_texture(baseimage->mt, &t->base)) {
-		radeon_miptree_unreference(t->mt);
-		t->mt = baseimage->mt;
-		radeon_miptree_reference(t->mt);
-	} else if (t->mt && !radeon_miptree_matches_texture(t->mt, &t->base)) {
-		radeon_miptree_unreference(t->mt);
-		t->mt = 0;
-	}
-
-	if (!t->mt) {
-		if (RADEON_DEBUG & DEBUG_TEXTURE)
-			fprintf(stderr, " Allocate new miptree\n");
-		radeon_try_alloc_miptree(&rmesa->radeon, t, &baseimage->base, 0, texObj->BaseLevel);
-		if (!t->mt) {
-			_mesa_problem(ctx, "r300_validate_texture failed to alloc miptree");
-			return GL_FALSE;
-		}
-	}
-
-	/* Ensure all images are stored in the single main miptree */
-	for(face = 0; face < t->mt->faces; ++face) {
-		for(level = t->mt->firstLevel; level <= t->mt->lastLevel; ++level) {
-			radeon_texture_image *image = get_radeon_texture_image(texObj->Image[face][level]);
-			if (RADEON_DEBUG & DEBUG_TEXTURE)
-				fprintf(stderr, " face %i, level %i... ", face, level);
-			if (t->mt == image->mt) {
-				if (RADEON_DEBUG & DEBUG_TEXTURE)
-					fprintf(stderr, "OK\n");
-				continue;
-			}
-
-			if (RADEON_DEBUG & DEBUG_TEXTURE)
-				fprintf(stderr, "migrating\n");
-			migrate_image_to_miptree(t->mt, image, face, level);
-		}
-	}
-
 	/* Configure the hardware registers (more precisely, the cached version
 	 * of the hardware registers). */
 	setup_hardware_state(rmesa, t);
@@ -431,7 +299,8 @@ void r300SetTexOffset(__DRIcontext * pDRICtx, GLint texname,
 
 	if (!offset)
 		return;
-    t->bo = NULL;
+
+	t->bo = NULL;
 	t->override_offset = offset;
 	t->pp_txpitch &= (1 << 13) -1;
 	pitch_val = pitch;
@@ -463,7 +332,7 @@ void r300SetTexBuffer(__DRIcontext *pDRICtx, GLint target, __DRIdrawable *dPriv)
 {
 	struct gl_texture_unit *texUnit;
 	struct gl_texture_object *texObj;
-    struct gl_texture_image *texImage;
+	struct gl_texture_image *texImage;
 	struct radeon_renderbuffer *rb;
 	radeon_texture_image *rImage;
 	radeonContextPtr radeon;
@@ -488,43 +357,43 @@ void r300SetTexBuffer(__DRIcontext *pDRICtx, GLint target, __DRIdrawable *dPriv)
     	    return;
     	}
 
-    radeon_update_renderbuffers(pDRICtx, dPriv);
-    /* back & depth buffer are useless free them right away */
-    rb = (void*)fb->Attachment[BUFFER_DEPTH].Renderbuffer;
-    if (rb && rb->bo) {
-        radeon_bo_unref(rb->bo);
-        rb->bo = NULL;
-    }
-    rb = (void*)fb->Attachment[BUFFER_BACK_LEFT].Renderbuffer;
-    if (rb && rb->bo) {
-        radeon_bo_unref(rb->bo);
+	radeon_update_renderbuffers(pDRICtx, dPriv);
+	/* back & depth buffer are useless free them right away */
+	rb = (void*)fb->Attachment[BUFFER_DEPTH].Renderbuffer;
+	if (rb && rb->bo) {
+		radeon_bo_unref(rb->bo);
         rb->bo = NULL;
-    }
-    rb = (void*)fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer;
-    if (rb->bo == NULL) {
-        /* Failed to BO for the buffer */
-        return;
-    }
-
-    _mesa_lock_texture(radeon->glCtx, texObj);
-    if (t->bo) {
-        t->bo = NULL;
-    }
-    if (t->mt) {
-        t->mt = NULL;
-    }
-    if (rImage->mt) {
-        radeon_miptree_unreference(rImage->mt);
-        rImage->mt = NULL;
-    }
+	}
+	rb = (void*)fb->Attachment[BUFFER_BACK_LEFT].Renderbuffer;
+	if (rb && rb->bo) {
+		radeon_bo_unref(rb->bo);
+		rb->bo = NULL;
+	}
+	rb = (void*)fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer;
+	if (rb->bo == NULL) {
+		/* Failed to BO for the buffer */
+		return;
+	}
+	
+	_mesa_lock_texture(radeon->glCtx, texObj);
+	if (t->bo) {
+		t->bo = NULL;
+	}
+	if (t->mt) {
+		t->mt = NULL;
+	}
+	if (rImage->mt) {
+		radeon_miptree_unreference(rImage->mt);
+		rImage->mt = NULL;
+	}
 	fprintf(stderr,"settexbuf %dx%d@%d\n", rb->width, rb->height, rb->cpp);
-    _mesa_init_teximage_fields(radeon->glCtx, target, texImage,
-                               rb->width, rb->height, 1, 0, rb->cpp);
+	_mesa_init_teximage_fields(radeon->glCtx, target, texImage,
+				   rb->width, rb->height, 1, 0, rb->cpp);
 	texImage->TexFormat = &_mesa_texformat_rgba8888_rev;
-    rImage->bo = rb->bo;
-
-    t->bo = rb->bo;
-    t->tile_bits = 0;
+	rImage->bo = rb->bo;
+	
+	t->bo = rb->bo;
+	t->tile_bits = 0;
 	t->image_override = GL_TRUE;
 	t->override_offset = 0;
 	t->pp_txpitch &= (1 << 13) -1;
@@ -553,6 +422,6 @@ void r300SetTexBuffer(__DRIcontext *pDRICtx, GLint target, __DRIdrawable *dPriv)
 	t->pp_txsize |= R300_TX_SIZE_TXPITCH_EN;
 	t->pp_txpitch |= pitch_val;
 	t->validated = GL_TRUE;
-    _mesa_unlock_texture(radeon->glCtx, texObj);
-    return;
+	_mesa_unlock_texture(radeon->glCtx, texObj);
+	return;
 }
diff --git a/src/mesa/drivers/dri/radeon/common_context.h b/src/mesa/drivers/dri/radeon/common_context.h
index 6cbcffd2830..09a53b00eae 100644
--- a/src/mesa/drivers/dri/radeon/common_context.h
+++ b/src/mesa/drivers/dri/radeon/common_context.h
@@ -404,6 +404,7 @@ struct radeon_context {
       void (*update_draw_buffer)(GLcontext *ctx);
       void (*emit_cs_header)(struct radeon_cs *cs, radeonContextPtr rmesa);
       void (*emit_state)(radeonContextPtr rmesa);
+      void (*flush_vertices)(radeonContextPtr rmesa);
    } vtbl;
 };
 
diff --git a/src/mesa/drivers/dri/radeon/common_misc.c b/src/mesa/drivers/dri/radeon/common_misc.c
index 2d0fc3a0dd3..94d2e6c8764 100644
--- a/src/mesa/drivers/dri/radeon/common_misc.c
+++ b/src/mesa/drivers/dri/radeon/common_misc.c
@@ -36,6 +36,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <errno.h>
 #include "main/glheader.h"
 #include "main/imports.h"
+#include "main/context.h"
 #include "main/api_arrayelt.h"
 #include "main/enums.h"
 #include "main/colormac.h"
@@ -47,6 +48,11 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "tnl/tnl.h"
 #include "tnl/t_pipeline.h"
 #include "swrast_setup/swrast_setup.h"
+#include "main/mipmap.h"
+#include "main/texformat.h"
+#include "main/texstore.h"
+#include "main/teximage.h"
+#include "main/texobj.h"
 
 #include "drirenderbuffer.h"
 #include "vblank.h"
@@ -1477,3 +1483,630 @@ void radeon_generate_mipmap(GLcontext* ctx, GLenum target, struct gl_texture_obj
 	_mesa_generate_mipmap(ctx, target, texObj);
 	radeon_teximage_unmap(baseimage);
 }
+
+
+/* try to find a format which will only need a memcopy */
+static const struct gl_texture_format *radeonChoose8888TexFormat(GLenum srcFormat,
+							       GLenum srcType)
+{
+	const GLuint ui = 1;
+	const GLubyte littleEndian = *((const GLubyte *)&ui);
+
+	if ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
+	    (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
+	    (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
+	    (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && littleEndian)) {
+		return &_mesa_texformat_rgba8888;
+	} else if ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
+		   (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && littleEndian) ||
+		   (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
+		   (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && !littleEndian)) {
+		return &_mesa_texformat_rgba8888_rev;
+	} else if (srcFormat == GL_BGRA && ((srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
+					    srcType == GL_UNSIGNED_INT_8_8_8_8)) {
+		return &_mesa_texformat_argb8888_rev;
+	} else if (srcFormat == GL_BGRA && ((srcType == GL_UNSIGNED_BYTE && littleEndian) ||
+					    srcType == GL_UNSIGNED_INT_8_8_8_8_REV)) {
+		return &_mesa_texformat_argb8888;
+	} else
+		return _dri_texformat_argb8888;
+}
+
+const struct gl_texture_format *radeonChooseTextureFormat(GLcontext * ctx,
+							  GLint internalFormat,
+							  GLenum format,
+							  GLenum type)
+{
+	radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+	const GLboolean do32bpt =
+	    (rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_32);
+	const GLboolean force16bpt =
+	    (rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_FORCE_16);
+	(void)format;
+
+#if 0
+	fprintf(stderr, "InternalFormat=%s(%d) type=%s format=%s\n",
+		_mesa_lookup_enum_by_nr(internalFormat), internalFormat,
+		_mesa_lookup_enum_by_nr(type), _mesa_lookup_enum_by_nr(format));
+	fprintf(stderr, "do32bpt=%d force16bpt=%d\n", do32bpt, force16bpt);
+#endif
+
+	switch (internalFormat) {
+	case 4:
+	case GL_RGBA:
+	case GL_COMPRESSED_RGBA:
+		switch (type) {
+		case GL_UNSIGNED_INT_10_10_10_2:
+		case GL_UNSIGNED_INT_2_10_10_10_REV:
+			return do32bpt ? _dri_texformat_argb8888 :
+			    _dri_texformat_argb1555;
+		case GL_UNSIGNED_SHORT_4_4_4_4:
+		case GL_UNSIGNED_SHORT_4_4_4_4_REV:
+			return _dri_texformat_argb4444;
+		case GL_UNSIGNED_SHORT_5_5_5_1:
+		case GL_UNSIGNED_SHORT_1_5_5_5_REV:
+			return _dri_texformat_argb1555;
+		default:
+			return do32bpt ? radeonChoose8888TexFormat(format, type) :
+			    _dri_texformat_argb4444;
+		}
+
+	case 3:
+	case GL_RGB:
+	case GL_COMPRESSED_RGB:
+		switch (type) {
+		case GL_UNSIGNED_SHORT_4_4_4_4:
+		case GL_UNSIGNED_SHORT_4_4_4_4_REV:
+			return _dri_texformat_argb4444;
+		case GL_UNSIGNED_SHORT_5_5_5_1:
+		case GL_UNSIGNED_SHORT_1_5_5_5_REV:
+			return _dri_texformat_argb1555;
+		case GL_UNSIGNED_SHORT_5_6_5:
+		case GL_UNSIGNED_SHORT_5_6_5_REV:
+			return _dri_texformat_rgb565;
+		default:
+			return do32bpt ? _dri_texformat_argb8888 :
+			    _dri_texformat_rgb565;
+		}
+
+	case GL_RGBA8:
+	case GL_RGB10_A2:
+	case GL_RGBA12:
+	case GL_RGBA16:
+		return !force16bpt ?
+		    radeonChoose8888TexFormat(format,
+					    type) : _dri_texformat_argb4444;
+
+	case GL_RGBA4:
+	case GL_RGBA2:
+		return _dri_texformat_argb4444;
+
+	case GL_RGB5_A1:
+		return _dri_texformat_argb1555;
+
+	case GL_RGB8:
+	case GL_RGB10:
+	case GL_RGB12:
+	case GL_RGB16:
+		return !force16bpt ? _dri_texformat_argb8888 :
+		    _dri_texformat_rgb565;
+
+	case GL_RGB5:
+	case GL_RGB4:
+	case GL_R3_G3_B2:
+		return _dri_texformat_rgb565;
+
+	case GL_ALPHA:
+	case GL_ALPHA4:
+	case GL_ALPHA8:
+	case GL_ALPHA12:
+	case GL_ALPHA16:
+	case GL_COMPRESSED_ALPHA:
+		return _dri_texformat_a8;
+
+	case 1:
+	case GL_LUMINANCE:
+	case GL_LUMINANCE4:
+	case GL_LUMINANCE8:
+	case GL_LUMINANCE12:
+	case GL_LUMINANCE16:
+	case GL_COMPRESSED_LUMINANCE:
+		return _dri_texformat_l8;
+
+	case 2:
+	case GL_LUMINANCE_ALPHA:
+	case GL_LUMINANCE4_ALPHA4:
+	case GL_LUMINANCE6_ALPHA2:
+	case GL_LUMINANCE8_ALPHA8:
+	case GL_LUMINANCE12_ALPHA4:
+	case GL_LUMINANCE12_ALPHA12:
+	case GL_LUMINANCE16_ALPHA16:
+	case GL_COMPRESSED_LUMINANCE_ALPHA:
+		return _dri_texformat_al88;
+
+	case GL_INTENSITY:
+	case GL_INTENSITY4:
+	case GL_INTENSITY8:
+	case GL_INTENSITY12:
+	case GL_INTENSITY16:
+	case GL_COMPRESSED_INTENSITY:
+		return _dri_texformat_i8;
+
+	case GL_YCBCR_MESA:
+		if (type == GL_UNSIGNED_SHORT_8_8_APPLE ||
+		    type == GL_UNSIGNED_BYTE)
+			return &_mesa_texformat_ycbcr;
+		else
+			return &_mesa_texformat_ycbcr_rev;
+
+	case GL_RGB_S3TC:
+	case GL_RGB4_S3TC:
+	case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+		return &_mesa_texformat_rgb_dxt1;
+
+	case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+		return &_mesa_texformat_rgba_dxt1;
+
+	case GL_RGBA_S3TC:
+	case GL_RGBA4_S3TC:
+	case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
+		return &_mesa_texformat_rgba_dxt3;
+
+	case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
+		return &_mesa_texformat_rgba_dxt5;
+
+	case GL_ALPHA16F_ARB:
+		return &_mesa_texformat_alpha_float16;
+	case GL_ALPHA32F_ARB:
+		return &_mesa_texformat_alpha_float32;
+	case GL_LUMINANCE16F_ARB:
+		return &_mesa_texformat_luminance_float16;
+	case GL_LUMINANCE32F_ARB:
+		return &_mesa_texformat_luminance_float32;
+	case GL_LUMINANCE_ALPHA16F_ARB:
+		return &_mesa_texformat_luminance_alpha_float16;
+	case GL_LUMINANCE_ALPHA32F_ARB:
+		return &_mesa_texformat_luminance_alpha_float32;
+	case GL_INTENSITY16F_ARB:
+		return &_mesa_texformat_intensity_float16;
+	case GL_INTENSITY32F_ARB:
+		return &_mesa_texformat_intensity_float32;
+	case GL_RGB16F_ARB:
+		return &_mesa_texformat_rgba_float16;
+	case GL_RGB32F_ARB:
+		return &_mesa_texformat_rgba_float32;
+	case GL_RGBA16F_ARB:
+		return &_mesa_texformat_rgba_float16;
+	case GL_RGBA32F_ARB:
+		return &_mesa_texformat_rgba_float32;
+
+	case GL_DEPTH_COMPONENT:
+	case GL_DEPTH_COMPONENT16:
+	case GL_DEPTH_COMPONENT24:
+	case GL_DEPTH_COMPONENT32:
+#if 0
+		switch (type) {
+		case GL_UNSIGNED_BYTE:
+		case GL_UNSIGNED_SHORT:
+			return &_mesa_texformat_z16;
+		case GL_UNSIGNED_INT:
+			return &_mesa_texformat_z32;
+		case GL_UNSIGNED_INT_24_8_EXT:
+		default:
+			return &_mesa_texformat_z24_s8;
+		}
+#else
+		return &_mesa_texformat_z16;
+#endif
+
+	default:
+		_mesa_problem(ctx,
+			      "unexpected internalFormat 0x%x in r300ChooseTextureFormat",
+			      (int)internalFormat);
+		return NULL;
+	}
+
+	return NULL;		/* never get here */
+}
+
+/**
+ * All glTexImage calls go through this function.
+ */
+static void radeon_teximage(
+	GLcontext *ctx, int dims,
+	GLint face, GLint level,
+	GLint internalFormat,
+	GLint width, GLint height, GLint depth,
+	GLsizei imageSize,
+	GLenum format, GLenum type, const GLvoid * pixels,
+	const struct gl_pixelstore_attrib *packing,
+	struct gl_texture_object *texObj,
+	struct gl_texture_image *texImage,
+	int compressed)
+{
+	radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+	radeonTexObj* t = radeon_tex_obj(texObj);
+	radeon_texture_image* image = get_radeon_texture_image(texImage);
+
+	rmesa->vtbl.flush_vertices(rmesa);
+
+	t->validated = GL_FALSE;
+
+	/* Choose and fill in the texture format for this image */
+	texImage->TexFormat = radeonChooseTextureFormat(ctx, internalFormat, format, type);
+	_mesa_set_fetch_functions(texImage, dims);
+
+	if (texImage->TexFormat->TexelBytes == 0) {
+		texImage->IsCompressed = GL_TRUE;
+		texImage->CompressedSize =
+			ctx->Driver.CompressedTextureSize(ctx, texImage->Width,
+					   texImage->Height, texImage->Depth,
+					   texImage->TexFormat->MesaFormat);
+	} else {
+		texImage->IsCompressed = GL_FALSE;
+		texImage->CompressedSize = 0;
+	}
+
+	/* Allocate memory for image */
+	radeonFreeTexImageData(ctx, texImage); /* Mesa core only clears texImage->Data but not image->mt */
+
+	if (!t->mt)
+		radeon_try_alloc_miptree(rmesa, t, texImage, face, level);
+	if (t->mt && radeon_miptree_matches_image(t->mt, texImage, face, level)) {
+		image->mt = t->mt;
+		image->mtlevel = level - t->mt->firstLevel;
+		image->mtface = face;
+		radeon_miptree_reference(t->mt);
+	} else {
+		int size;
+		if (texImage->IsCompressed) {
+			size = texImage->CompressedSize;
+		} else {
+			size = texImage->Width * texImage->Height * texImage->Depth * texImage->TexFormat->TexelBytes;
+		}
+		texImage->Data = _mesa_alloc_texmemory(size);
+	}
+
+	/* Upload texture image; note that the spec allows pixels to be NULL */
+	if (compressed) {
+		pixels = _mesa_validate_pbo_compressed_teximage(
+			ctx, imageSize, pixels, packing, "glCompressedTexImage");
+	} else {
+		pixels = _mesa_validate_pbo_teximage(
+			ctx, dims, width, height, depth,
+			format, type, pixels, packing, "glTexImage");
+	}
+
+	if (pixels) {
+		radeon_teximage_map(image, GL_TRUE);
+
+		if (compressed) {
+			memcpy(texImage->Data, pixels, imageSize);
+		} else {
+			GLuint dstRowStride;
+			if (image->mt) {
+				radeon_mipmap_level *lvl = &image->mt->levels[image->mtlevel];
+				dstRowStride = lvl->rowstride;
+			} else {
+				dstRowStride = texImage->Width * texImage->TexFormat->TexelBytes;
+			}
+			if (!texImage->TexFormat->StoreImage(ctx, dims,
+						texImage->_BaseFormat,
+						texImage->TexFormat,
+						texImage->Data, 0, 0, 0, /* dstX/Y/Zoffset */
+						dstRowStride,
+						texImage->ImageOffsets,
+						width, height, depth,
+						format, type, pixels, packing))
+				_mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage");
+		}
+
+		radeon_teximage_unmap(image);
+	}
+
+	_mesa_unmap_teximage_pbo(ctx, packing);
+
+	/* SGIS_generate_mipmap */
+	if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
+		ctx->Driver.GenerateMipmap(ctx, texObj->Target, texObj);
+	}
+}
+
+void radeonTexImage1D(GLcontext * ctx, GLenum target, GLint level,
+		      GLint internalFormat,
+		      GLint width, GLint border,
+		      GLenum format, GLenum type, const GLvoid * pixels,
+		      const struct gl_pixelstore_attrib *packing,
+		      struct gl_texture_object *texObj,
+		      struct gl_texture_image *texImage)
+{
+	radeon_teximage(ctx, 1, 0, level, internalFormat, width, 1, 1,
+		0, format, type, pixels, packing, texObj, texImage, 0);
+}
+
+void radeonTexImage2D(GLcontext * ctx, GLenum target, GLint level,
+			   GLint internalFormat,
+			   GLint width, GLint height, GLint border,
+			   GLenum format, GLenum type, const GLvoid * pixels,
+			   const struct gl_pixelstore_attrib *packing,
+			   struct gl_texture_object *texObj,
+			   struct gl_texture_image *texImage)
+
+{
+	GLuint face = radeon_face_for_target(target);
+
+	radeon_teximage(ctx, 2, face, level, internalFormat, width, height, 1,
+		0, format, type, pixels, packing, texObj, texImage, 0);
+}
+
+void radeonCompressedTexImage2D(GLcontext * ctx, GLenum target,
+				     GLint level, GLint internalFormat,
+				     GLint width, GLint height, GLint border,
+				     GLsizei imageSize, const GLvoid * data,
+				     struct gl_texture_object *texObj,
+				     struct gl_texture_image *texImage)
+{
+	GLuint face = radeon_face_for_target(target);
+
+	radeon_teximage(ctx, 2, face, level, internalFormat, width, height, 1,
+		imageSize, 0, 0, data, 0, texObj, texImage, 1);
+}
+
+void radeonTexImage3D(GLcontext * ctx, GLenum target, GLint level,
+		      GLint internalFormat,
+		      GLint width, GLint height, GLint depth,
+		      GLint border,
+		      GLenum format, GLenum type, const GLvoid * pixels,
+		      const struct gl_pixelstore_attrib *packing,
+		      struct gl_texture_object *texObj,
+		      struct gl_texture_image *texImage)
+{
+	radeon_teximage(ctx, 3, 0, level, internalFormat, width, height, depth,
+		0, format, type, pixels, packing, texObj, texImage, 0);
+}
+
+/**
+ * Update a subregion of the given texture image.
+ */
+static void radeon_texsubimage(GLcontext* ctx, int dims, int level,
+		GLint xoffset, GLint yoffset, GLint zoffset,
+		GLsizei width, GLsizei height, GLsizei depth,
+		GLenum format, GLenum type,
+		const GLvoid * pixels,
+		const struct gl_pixelstore_attrib *packing,
+		struct gl_texture_object *texObj,
+		struct gl_texture_image *texImage,
+		int compressed)
+{
+	radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+	radeon_texture_image* image = get_radeon_texture_image(texImage);
+
+	rmesa->vtbl.flush_vertices(rmesa);
+
+	pixels = _mesa_validate_pbo_teximage(ctx, dims,
+		width, height, depth, format, type, pixels, packing, "glTexSubImage1D");
+
+	if (pixels) {
+		GLint dstRowStride;
+		radeon_teximage_map(image, GL_TRUE);
+
+		if (image->mt) {
+			radeon_mipmap_level *lvl = &image->mt->levels[image->mtlevel];
+			dstRowStride = lvl->rowstride;
+		} else {
+			dstRowStride = texImage->Width * texImage->TexFormat->TexelBytes;
+		}
+
+		if (!texImage->TexFormat->StoreImage(ctx, dims, texImage->_BaseFormat,
+				texImage->TexFormat, texImage->Data,
+				xoffset, yoffset, zoffset,
+				dstRowStride,
+				texImage->ImageOffsets,
+				width, height, depth,
+				format, type, pixels, packing))
+			_mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage");
+
+		radeon_teximage_unmap(image);
+	}
+
+	_mesa_unmap_teximage_pbo(ctx, packing);
+
+	/* GL_SGIS_generate_mipmap */
+	if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
+		ctx->Driver.GenerateMipmap(ctx, texObj->Target, texObj);
+	}
+}
+
+void radeonTexSubImage1D(GLcontext * ctx, GLenum target, GLint level,
+			 GLint xoffset,
+			 GLsizei width,
+			 GLenum format, GLenum type,
+			 const GLvoid * pixels,
+			 const struct gl_pixelstore_attrib *packing,
+			 struct gl_texture_object *texObj,
+			 struct gl_texture_image *texImage)
+{
+	radeon_texsubimage(ctx, 1, level, xoffset, 0, 0, width, 1, 1,
+		format, type, pixels, packing, texObj, texImage, 0);
+}
+
+void radeonTexSubImage2D(GLcontext * ctx, GLenum target, GLint level,
+			 GLint xoffset, GLint yoffset,
+			 GLsizei width, GLsizei height,
+			 GLenum format, GLenum type,
+			 const GLvoid * pixels,
+			 const struct gl_pixelstore_attrib *packing,
+			 struct gl_texture_object *texObj,
+			 struct gl_texture_image *texImage)
+{
+	radeon_texsubimage(ctx, 2, level, xoffset, yoffset, 0, width, height,
+			   1, format, type, pixels, packing, texObj, texImage,
+			   0);
+}
+
+void radeonCompressedTexSubImage2D(GLcontext * ctx, GLenum target,
+				   GLint level, GLint xoffset,
+				   GLint yoffset, GLsizei width,
+				   GLsizei height, GLenum format,
+				   GLsizei imageSize, const GLvoid * data,
+				   struct gl_texture_object *texObj,
+				   struct gl_texture_image *texImage)
+{
+	radeon_texsubimage(ctx, 2, level, xoffset, yoffset, 0, width, height, 1,
+		format, 0, data, 0, texObj, texImage, 1);
+}
+
+
+void radeonTexSubImage3D(GLcontext * ctx, GLenum target, GLint level,
+			 GLint xoffset, GLint yoffset, GLint zoffset,
+			 GLsizei width, GLsizei height, GLsizei depth,
+			 GLenum format, GLenum type,
+			 const GLvoid * pixels,
+			 const struct gl_pixelstore_attrib *packing,
+			 struct gl_texture_object *texObj,
+			 struct gl_texture_image *texImage)
+{
+	radeon_texsubimage(ctx, 3, level, xoffset, yoffset, zoffset, width, height, depth,
+		format, type, pixels, packing, texObj, texImage, 0);
+}
+
+static void copy_rows(void* dst, GLuint dststride, const void* src, GLuint srcstride,
+	GLuint numrows, GLuint rowsize)
+{
+	assert(rowsize <= dststride);
+	assert(rowsize <= srcstride);
+
+	if (rowsize == srcstride && rowsize == dststride) {
+		memcpy(dst, src, numrows*rowsize);
+	} else {
+		GLuint i;
+		for(i = 0; i < numrows; ++i) {
+			memcpy(dst, src, rowsize);
+			dst += dststride;
+			src += srcstride;
+		}
+	}
+}
+
+
+/**
+ * Ensure that the given image is stored in the given miptree from now on.
+ */
+static void migrate_image_to_miptree(radeon_mipmap_tree *mt, radeon_texture_image *image, int face, int level)
+{
+	radeon_mipmap_level *dstlvl = &mt->levels[level - mt->firstLevel];
+	unsigned char *dest;
+
+	assert(image->mt != mt);
+	assert(dstlvl->width == image->base.Width);
+	assert(dstlvl->height == image->base.Height);
+	assert(dstlvl->depth == image->base.Depth);
+
+	radeon_bo_map(mt->bo, GL_TRUE);
+	dest = mt->bo->ptr + dstlvl->faces[face].offset;
+
+	if (image->mt) {
+		/* Format etc. should match, so we really just need a memcpy().
+		 * In fact, that memcpy() could be done by the hardware in many
+		 * cases, provided that we have a proper memory manager.
+		 */
+		radeon_mipmap_level *srclvl = &image->mt->levels[image->mtlevel];
+
+		assert(srclvl->size == dstlvl->size);
+		assert(srclvl->rowstride == dstlvl->rowstride);
+
+		radeon_bo_map(image->mt->bo, GL_FALSE);
+		memcpy(dest,
+			image->mt->bo->ptr + srclvl->faces[face].offset,
+			dstlvl->size);
+		radeon_bo_unmap(image->mt->bo);
+
+		radeon_miptree_unreference(image->mt);
+	} else {
+		uint srcrowstride = image->base.Width * image->base.TexFormat->TexelBytes;
+
+//		if (mt->tilebits)
+//			WARN_ONCE("%s: tiling not supported yet", __FUNCTION__);
+
+		copy_rows(dest, dstlvl->rowstride, image->base.Data, srcrowstride,
+			image->base.Height * image->base.Depth, srcrowstride);
+
+		_mesa_free_texmemory(image->base.Data);
+		image->base.Data = 0;
+	}
+
+	radeon_bo_unmap(mt->bo);
+
+	image->mt = mt;
+	image->mtface = face;
+	image->mtlevel = level;
+	radeon_miptree_reference(image->mt);
+}
+
+int radeon_validate_texture_miptree(GLcontext * ctx, struct gl_texture_object *texObj)
+{
+	radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+	radeonTexObj *t = radeon_tex_obj(texObj);
+	radeon_texture_image *baseimage = get_radeon_texture_image(texObj->Image[0][texObj->BaseLevel]);
+	int face, level;
+
+	if (t->validated || t->image_override)
+		return GL_TRUE;
+
+	if (RADEON_DEBUG & DEBUG_TEXTURE)
+		fprintf(stderr, "%s: Validating texture %p now\n", __FUNCTION__, texObj);
+
+	if (baseimage->base.Border > 0)
+		return GL_FALSE;
+
+	/* Ensure a matching miptree exists.
+	 *
+	 * Differing mipmap trees can result when the app uses TexImage to
+	 * change texture dimensions.
+	 *
+	 * Prefer to use base image's miptree if it
+	 * exists, since that most likely contains more valid data (remember
+	 * that the base level is usually significantly larger than the rest
+	 * of the miptree, so cubemaps are the only possible exception).
+	 */
+	if (baseimage->mt &&
+	    baseimage->mt != t->mt &&
+	    radeon_miptree_matches_texture(baseimage->mt, &t->base)) {
+		radeon_miptree_unreference(t->mt);
+		t->mt = baseimage->mt;
+		radeon_miptree_reference(t->mt);
+	} else if (t->mt && !radeon_miptree_matches_texture(t->mt, &t->base)) {
+		radeon_miptree_unreference(t->mt);
+		t->mt = 0;
+	}
+
+	if (!t->mt) {
+		if (RADEON_DEBUG & DEBUG_TEXTURE)
+			fprintf(stderr, " Allocate new miptree\n");
+		radeon_try_alloc_miptree(rmesa, t, &baseimage->base, 0, texObj->BaseLevel);
+		if (!t->mt) {
+			_mesa_problem(ctx, "r300_validate_texture failed to alloc miptree");
+			return GL_FALSE;
+		}
+	}
+
+	/* Ensure all images are stored in the single main miptree */
+	for(face = 0; face < t->mt->faces; ++face) {
+		for(level = t->mt->firstLevel; level <= t->mt->lastLevel; ++level) {
+			radeon_texture_image *image = get_radeon_texture_image(texObj->Image[face][level]);
+			if (RADEON_DEBUG & DEBUG_TEXTURE)
+				fprintf(stderr, " face %i, level %i... ", face, level);
+			if (t->mt == image->mt) {
+				if (RADEON_DEBUG & DEBUG_TEXTURE)
+					fprintf(stderr, "OK\n");
+				continue;
+			}
+
+			if (RADEON_DEBUG & DEBUG_TEXTURE)
+				fprintf(stderr, "migrating\n");
+			migrate_image_to_miptree(t->mt, image, face, level);
+		}
+	}
+
+	return GL_TRUE;
+}
diff --git a/src/mesa/drivers/dri/radeon/common_misc.h b/src/mesa/drivers/dri/radeon/common_misc.h
index 828fb85b38b..470a3fd5a72 100644
--- a/src/mesa/drivers/dri/radeon/common_misc.h
+++ b/src/mesa/drivers/dri/radeon/common_misc.h
@@ -42,5 +42,73 @@ void radeon_teximage_unmap(radeon_texture_image *image);
 void radeonMapTexture(GLcontext *ctx, struct gl_texture_object *texObj);
 void radeonUnmapTexture(GLcontext *ctx, struct gl_texture_object *texObj);
 void radeon_generate_mipmap(GLcontext* ctx, GLenum target, struct gl_texture_object *texObj);
+int radeon_validate_texture_miptree(GLcontext * ctx, struct gl_texture_object *texObj);
 GLuint radeon_face_for_target(GLenum target);
+const struct gl_texture_format *radeonChooseTextureFormat(GLcontext * ctx,
+							  GLint internalFormat,
+							  GLenum format,
+							  GLenum type);
+
+void radeonTexImage1D(GLcontext * ctx, GLenum target, GLint level,
+		      GLint internalFormat,
+		      GLint width, GLint border,
+		      GLenum format, GLenum type, const GLvoid * pixels,
+		      const struct gl_pixelstore_attrib *packing,
+		      struct gl_texture_object *texObj,
+		      struct gl_texture_image *texImage);
+void radeonTexImage2D(GLcontext * ctx, GLenum target, GLint level,
+		      GLint internalFormat,
+		      GLint width, GLint height, GLint border,
+		      GLenum format, GLenum type, const GLvoid * pixels,
+		      const struct gl_pixelstore_attrib *packing,
+		      struct gl_texture_object *texObj,
+		      struct gl_texture_image *texImage);
+void radeonCompressedTexImage2D(GLcontext * ctx, GLenum target,
+				GLint level, GLint internalFormat,
+				GLint width, GLint height, GLint border,
+				GLsizei imageSize, const GLvoid * data,
+				struct gl_texture_object *texObj,
+				struct gl_texture_image *texImage);
+void radeonTexImage3D(GLcontext * ctx, GLenum target, GLint level,
+		      GLint internalFormat,
+		      GLint width, GLint height, GLint depth,
+		      GLint border,
+		      GLenum format, GLenum type, const GLvoid * pixels,
+		      const struct gl_pixelstore_attrib *packing,
+		      struct gl_texture_object *texObj,
+		      struct gl_texture_image *texImage);
+void radeonTexSubImage1D(GLcontext * ctx, GLenum target, GLint level,
+			 GLint xoffset,
+			 GLsizei width,
+			 GLenum format, GLenum type,
+			 const GLvoid * pixels,
+			 const struct gl_pixelstore_attrib *packing,
+			 struct gl_texture_object *texObj,
+			 struct gl_texture_image *texImage);
+void radeonTexSubImage2D(GLcontext * ctx, GLenum target, GLint level,
+				GLint xoffset, GLint yoffset,
+				GLsizei width, GLsizei height,
+				GLenum format, GLenum type,
+				const GLvoid * pixels,
+				const struct gl_pixelstore_attrib *packing,
+				struct gl_texture_object *texObj,
+				struct gl_texture_image *texImage);
+void radeonCompressedTexSubImage2D(GLcontext * ctx, GLenum target,
+				   GLint level, GLint xoffset,
+				   GLint yoffset, GLsizei width,
+				   GLsizei height, GLenum format,
+				   GLsizei imageSize, const GLvoid * data,
+				   struct gl_texture_object *texObj,
+				   struct gl_texture_image *texImage);
+
+void radeonTexSubImage3D(GLcontext * ctx, GLenum target, GLint level,
+			 GLint xoffset, GLint yoffset, GLint zoffset,
+			 GLsizei width, GLsizei height, GLsizei depth,
+			 GLenum format, GLenum type,
+			 const GLvoid * pixels,
+			 const struct gl_pixelstore_attrib *packing,
+			 struct gl_texture_object *texObj,
+			 struct gl_texture_image *texImage);
+
+
 #endif