Merge branch 'texformat-rework'

Conflicts:
	src/mesa/drivers/dri/radeon/radeon_fbo.c
	src/mesa/drivers/dri/s3v/s3v_tex.c
	src/mesa/drivers/dri/s3v/s3v_xmesa.c
	src/mesa/drivers/dri/trident/trident_context.c
	src/mesa/main/debug.c
	src/mesa/main/mipmap.c
	src/mesa/main/texformat.c
	src/mesa/main/texgetimage.c

30 files changed, 3654 insertions, 4105 deletions

diff --git a/src/mesa/main/colormac.h b/src/mesa/main/colormac.h
index 815624ee508..7ae781ae23d 100644
--- a/src/mesa/main/colormac.h
+++ b/src/mesa/main/colormac.h
@@ -140,9 +140,9 @@
  */
 #define UNCLAMPED_FLOAT_TO_RGB_CHAN(dst, f)	\
 do {						\
-   UNCLAMPED_FLOAT_TO_CHAN(dst[0], f[0]);	\
-   UNCLAMPED_FLOAT_TO_CHAN(dst[1], f[1]);	\
-   UNCLAMPED_FLOAT_TO_CHAN(dst[2], f[2]);	\
+   UNCLAMPED_FLOAT_TO_CHAN((dst)[0], (f)[0]);	\
+   UNCLAMPED_FLOAT_TO_CHAN((dst)[1], (f)[1]);	\
+   UNCLAMPED_FLOAT_TO_CHAN((dst)[2], (f)[2]);	\
 } while (0)
 
 
@@ -156,10 +156,10 @@ do {						\
  */
 #define UNCLAMPED_FLOAT_TO_RGBA_CHAN(dst, f)	\
 do {						\
-   UNCLAMPED_FLOAT_TO_CHAN(dst[0], f[0]);	\
-   UNCLAMPED_FLOAT_TO_CHAN(dst[1], f[1]);	\
-   UNCLAMPED_FLOAT_TO_CHAN(dst[2], f[2]);	\
-   UNCLAMPED_FLOAT_TO_CHAN(dst[3], f[3]);	\
+   UNCLAMPED_FLOAT_TO_CHAN((dst)[0], (f)[0]);	\
+   UNCLAMPED_FLOAT_TO_CHAN((dst)[1], (f)[1]);	\
+   UNCLAMPED_FLOAT_TO_CHAN((dst)[2], (f)[2]);	\
+   UNCLAMPED_FLOAT_TO_CHAN((dst)[3], (f)[3]);	\
 } while (0)
 
 
diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h
index 25aaddea81f..99f2cad4028 100644
--- a/src/mesa/main/dd.h
+++ b/src/mesa/main/dd.h
@@ -184,8 +184,8 @@ struct dd_function_table {
     * functions.  The driver should examine \p internalFormat and return a
     * pointer to an appropriate gl_texture_format.
     */
-   const struct gl_texture_format *(*ChooseTextureFormat)( GLcontext *ctx,
-                      GLint internalFormat, GLenum srcFormat, GLenum srcType );
+   GLuint (*ChooseTextureFormat)( GLcontext *ctx, GLint internalFormat,
+                                     GLenum srcFormat, GLenum srcType );
 
    /**
     * Called by glTexImage1D().
@@ -475,13 +475,6 @@ struct dd_function_table {
                                  struct gl_texture_object *texObj,
                                  struct gl_texture_image *texImage);
 
-   /**
-    * Called to query number of bytes of storage needed to store the
-    * specified compressed texture.
-    */
-   GLuint (*CompressedTextureSize)( GLcontext *ctx, GLsizei width,
-                                    GLsizei height, GLsizei depth,
-                                    GLenum format );
    /*@}*/
 
    /**
diff --git a/src/mesa/main/debug.c b/src/mesa/main/debug.c
index 24ced0d6c96..ee8cc29301d 100644
--- a/src/mesa/main/debug.c
+++ b/src/mesa/main/debug.c
@@ -28,6 +28,7 @@
 #include "colormac.h"
 #include "context.h"
 #include "enums.h"
+#include "formats.h"
 #include "hash.h"
 #include "imports.h"
 #include "debug.h"
@@ -36,7 +37,6 @@
 #include "readpix.h"
 #include "texgetimage.h"
 #include "texobj.h"
-#include "texformat.h"
 
 
 /**
@@ -388,10 +388,11 @@ dump_texture(struct gl_texture_object *texObj, GLuint writeImages)
       for (j = 0; j < numFaces; j++) {
          struct gl_texture_image *texImg = texObj->Image[j][i];
          if (texImg) {
-            _mesa_printf("  Face %u level %u: %d x %d x %d, format %u at %p\n",
+            _mesa_printf("  Face %u level %u: %d x %d x %d, format %s at %p\n",
                          j, i,
                          texImg->Width, texImg->Height, texImg->Depth,
-                         texImg->TexFormat->MesaFormat, texImg->Data);
+                         _mesa_get_format_name(texImg->TexFormat),
+                         texImg->Data);
             if (writeImages == WRITE_ALL ||
                 (writeImages == WRITE_ONE && !written)) {
                write_texture_image(texObj, j, i);
diff --git a/src/mesa/main/depthstencil.c b/src/mesa/main/depthstencil.c
index 7be2aacaf2c..193c7f8255f 100644
--- a/src/mesa/main/depthstencil.c
+++ b/src/mesa/main/depthstencil.c
@@ -26,6 +26,7 @@
 #include "imports.h"
 #include "context.h"
 #include "fbobject.h"
+#include "formats.h"
 #include "mtypes.h"
 #include "depthstencil.h"
 #include "renderbuffer.h"
@@ -40,8 +41,8 @@
  * a combined Z+stencil buffer!  That implies we need three different sets
  * of Get/Put functions.
  *
- * We solve this by wrapping the Z24_S8 renderbuffer with depth and stencil
- * adaptors, each with the right kind of depth/stencil Get/Put functions.
+ * We solve this by wrapping the Z24_S8 or S8_Z24 renderbuffer with depth and
+ * stencil adaptors, each with the right kind of depth/stencil Get/Put functions.
  */
 
 
@@ -62,8 +63,8 @@ nop_get_pointer(GLcontext *ctx, struct gl_renderbuffer *rb, GLint x, GLint y)
 static void
 delete_wrapper(struct gl_renderbuffer *rb)
 {
-   ASSERT(rb->_ActualFormat == GL_DEPTH_COMPONENT24 ||
-          rb->_ActualFormat == GL_STENCIL_INDEX8_EXT);
+   ASSERT(rb->Format == MESA_FORMAT_Z24_S8 ||
+          rb->Format == MESA_FORMAT_S8_Z24);
    _mesa_reference_renderbuffer(&rb->Wrapped, NULL);
    _mesa_free(rb);
 }
@@ -82,7 +83,8 @@ alloc_wrapper_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
 
    (void) internalFormat;
 
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
+   ASSERT(dsrb->Format == MESA_FORMAT_Z24_S8 ||
+          dsrb->Format == MESA_FORMAT_S8_Z24);
 
    retVal = dsrb->AllocStorage(ctx, dsrb, dsrb->InternalFormat, width, height);
    if (retVal) {
@@ -108,14 +110,21 @@ get_row_z24(GLcontext *ctx, struct gl_renderbuffer *z24rb, GLuint count,
    GLuint *dst = (GLuint *) values;
    const GLuint *src = (const GLuint *) dsrb->GetPointer(ctx, dsrb, x, y);
    ASSERT(z24rb->DataType == GL_UNSIGNED_INT);
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
    if (!src) {
       dsrb->GetRow(ctx, dsrb, count, x, y, temp);
       src = temp;
    }
-   for (i = 0; i < count; i++) {
-      dst[i] = src[i] >> 8;
+   if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+      for (i = 0; i < count; i++) {
+         dst[i] = src[i] >> 8;
+      }
+   }
+   else {
+      assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+      for (i = 0; i < count; i++) {
+         dst[i] = src[i] & 0xffffff;
+      }
    }
 }
 
@@ -127,13 +136,20 @@ get_values_z24(GLcontext *ctx, struct gl_renderbuffer *z24rb, GLuint count,
    GLuint temp[MAX_WIDTH], i;
    GLuint *dst = (GLuint *) values;
    ASSERT(z24rb->DataType == GL_UNSIGNED_INT);
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
    ASSERT(count <= MAX_WIDTH);
    /* don't bother trying direct access */
    dsrb->GetValues(ctx, dsrb, count, x, y, temp);
-   for (i = 0; i < count; i++) {
-      dst[i] = temp[i] >> 8;
+   if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+      for (i = 0; i < count; i++) {
+         dst[i] = temp[i] >> 8;
+      }
+   }
+   else {
+      assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+      for (i = 0; i < count; i++) {
+         dst[i] = temp[i] & 0xffffff;
+      }
    }
 }
 
@@ -145,14 +161,23 @@ put_row_z24(GLcontext *ctx, struct gl_renderbuffer *z24rb, GLuint count,
    const GLuint *src = (const GLuint *) values;
    GLuint *dst = (GLuint *) dsrb->GetPointer(ctx, dsrb, x, y);
    ASSERT(z24rb->DataType == GL_UNSIGNED_INT);
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
    if (dst) {
       /* direct access */
       GLuint i;
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            dst[i] = (src[i] << 8) | (dst[i] & 0xff);
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               dst[i] = (src[i] << 8) | (dst[i] & 0xff);
+            }
+         }
+      }
+      else {
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               dst[i] = (src[i] & 0xffffff) | (dst[i] & 0xff000000);
+            }
          }
       }
    }
@@ -160,9 +185,19 @@ put_row_z24(GLcontext *ctx, struct gl_renderbuffer *z24rb, GLuint count,
       /* get, modify, put */
       GLuint temp[MAX_WIDTH], i;
       dsrb->GetRow(ctx, dsrb, count, x, y, temp);
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            temp[i] = (src[i] << 8) | (temp[i] & 0xff);
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = (src[i] << 8) | (temp[i] & 0xff);
+            }
+         }
+      }
+      else {
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = (src[i] & 0xffffff) | (temp[i] & 0xff000000);
+            }
          }
       }
       dsrb->PutRow(ctx, dsrb, count, x, y, temp, mask);
@@ -174,17 +209,27 @@ put_mono_row_z24(GLcontext *ctx, struct gl_renderbuffer *z24rb, GLuint count,
                  GLint x, GLint y, const void *value, const GLubyte *mask)
 {
    struct gl_renderbuffer *dsrb = z24rb->Wrapped;
-   const GLuint shiftedVal = *((GLuint *) value) << 8;
    GLuint *dst = (GLuint *) dsrb->GetPointer(ctx, dsrb, x, y);
    ASSERT(z24rb->DataType == GL_UNSIGNED_INT);
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
    if (dst) {
       /* direct access */
       GLuint i;
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            dst[i] = shiftedVal | (dst[i] & 0xff);
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         const GLuint shiftedVal = *((GLuint *) value) << 8;
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               dst[i] = shiftedVal | (dst[i] & 0xff);
+            }
+         }
+      }
+      else {
+         const GLuint shiftedVal = *((GLuint *) value);
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               dst[i] = shiftedVal | (dst[i] & 0xff000000);
+            }
          }
       }
    }
@@ -192,9 +237,21 @@ put_mono_row_z24(GLcontext *ctx, struct gl_renderbuffer *z24rb, GLuint count,
       /* get, modify, put */
       GLuint temp[MAX_WIDTH], i;
       dsrb->GetRow(ctx, dsrb, count, x, y, temp);
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            temp[i] = shiftedVal | (temp[i] & 0xff);
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         const GLuint shiftedVal = *((GLuint *) value) << 8;
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = shiftedVal | (temp[i] & 0xff);
+            }
+         }
+      }
+      else {
+         const GLuint shiftedVal = *((GLuint *) value);
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = shiftedVal | (temp[i] & 0xff000000);
+            }
          }
       }
       dsrb->PutRow(ctx, dsrb, count, x, y, temp, mask);
@@ -209,15 +266,25 @@ put_values_z24(GLcontext *ctx, struct gl_renderbuffer *z24rb, GLuint count,
    struct gl_renderbuffer *dsrb = z24rb->Wrapped;
    const GLuint *src = (const GLuint *) values;
    ASSERT(z24rb->DataType == GL_UNSIGNED_INT);
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
    if (dsrb->GetPointer(ctx, dsrb, 0, 0)) {
       /* direct access */
       GLuint i;
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            GLuint *dst = (GLuint *) dsrb->GetPointer(ctx, dsrb, x[i], y[i]);
-            *dst = (src[i] << 8) | (*dst & 0xff);
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               GLuint *dst = (GLuint *) dsrb->GetPointer(ctx, dsrb, x[i], y[i]);
+               *dst = (src[i] << 8) | (*dst & 0xff);
+            }
+         }
+      }
+      else {
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               GLuint *dst = (GLuint *) dsrb->GetPointer(ctx, dsrb, x[i], y[i]);
+               *dst = (src[i] & 0xffffff) | (*dst & 0xff000000);
+            }
          }
       }
    }
@@ -225,9 +292,19 @@ put_values_z24(GLcontext *ctx, struct gl_renderbuffer *z24rb, GLuint count,
       /* get, modify, put */
       GLuint temp[MAX_WIDTH], i;
       dsrb->GetValues(ctx, dsrb, count, x, y, temp);
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            temp[i] = (src[i] << 8) | (temp[i] & 0xff);
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = (src[i] << 8) | (temp[i] & 0xff);
+            }
+         }
+      }
+      else {
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = (src[i] & 0xffffff) | (temp[i] & 0xff000000);
+            }
          }
       }
       dsrb->PutValues(ctx, dsrb, count, x, y, temp, mask);
@@ -241,12 +318,23 @@ put_mono_values_z24(GLcontext *ctx, struct gl_renderbuffer *z24rb,
 {
    struct gl_renderbuffer *dsrb = z24rb->Wrapped;
    GLuint temp[MAX_WIDTH], i;
-   const GLuint shiftedVal = *((GLuint *) value) << 8;
    /* get, modify, put */
    dsrb->GetValues(ctx, dsrb, count, x, y, temp);
-   for (i = 0; i < count; i++) {
-      if (!mask || mask[i]) {
-         temp[i] = shiftedVal | (temp[i] & 0xff);
+   if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+      const GLuint shiftedVal = *((GLuint *) value) << 8;
+      for (i = 0; i < count; i++) {
+         if (!mask || mask[i]) {
+            temp[i] = shiftedVal | (temp[i] & 0xff);
+         }
+      }
+   }
+   else {
+      const GLuint shiftedVal = *((GLuint *) value);
+      assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+      for (i = 0; i < count; i++) {
+         if (!mask || mask[i]) {
+            temp[i] = shiftedVal | (temp[i] & 0xff000000);
+         }
       }
    }
    dsrb->PutValues(ctx, dsrb, count, x, y, temp, mask);
@@ -264,7 +352,8 @@ _mesa_new_z24_renderbuffer_wrapper(GLcontext *ctx,
 {
    struct gl_renderbuffer *z24rb;
 
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
+   ASSERT(dsrb->Format == MESA_FORMAT_Z24_S8 ||
+          dsrb->Format == MESA_FORMAT_S8_Z24);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
 
    z24rb = _mesa_new_renderbuffer(ctx, 0);
@@ -277,10 +366,9 @@ _mesa_new_z24_renderbuffer_wrapper(GLcontext *ctx,
    z24rb->Width = dsrb->Width;
    z24rb->Height = dsrb->Height;
    z24rb->InternalFormat = GL_DEPTH_COMPONENT24;
-   z24rb->_ActualFormat = GL_DEPTH_COMPONENT24;
+   z24rb->Format = MESA_FORMAT_X8_Z24;
    z24rb->_BaseFormat = GL_DEPTH_COMPONENT;
    z24rb->DataType = GL_UNSIGNED_INT;
-   z24rb->DepthBits = 24;
    z24rb->Data = NULL;
    z24rb->Delete = delete_wrapper;
    z24rb->AllocStorage = alloc_wrapper_storage;
@@ -310,14 +398,21 @@ get_row_s8(GLcontext *ctx, struct gl_renderbuffer *s8rb, GLuint count,
    GLubyte *dst = (GLubyte *) values;
    const GLuint *src = (const GLuint *) dsrb->GetPointer(ctx, dsrb, x, y);
    ASSERT(s8rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
    if (!src) {
       dsrb->GetRow(ctx, dsrb, count, x, y, temp);
       src = temp;
    }
-   for (i = 0; i < count; i++) {
-      dst[i] = src[i] & 0xff;
+   if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+      for (i = 0; i < count; i++) {
+         dst[i] = src[i] & 0xff;
+      }
+   }
+   else {
+      assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+      for (i = 0; i < count; i++) {
+         dst[i] = src[i] >> 24;
+      }
    }
 }
 
@@ -329,13 +424,20 @@ get_values_s8(GLcontext *ctx, struct gl_renderbuffer *s8rb, GLuint count,
    GLuint temp[MAX_WIDTH], i;
    GLubyte *dst = (GLubyte *) values;
    ASSERT(s8rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
    ASSERT(count <= MAX_WIDTH);
    /* don't bother trying direct access */
    dsrb->GetValues(ctx, dsrb, count, x, y, temp);
-   for (i = 0; i < count; i++) {
-      dst[i] = temp[i] & 0xff;
+   if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+      for (i = 0; i < count; i++) {
+         dst[i] = temp[i] & 0xff;
+      }
+   }
+   else {
+      assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+      for (i = 0; i < count; i++) {
+         dst[i] = temp[i] >> 24;
+      }
    }
 }
 
@@ -347,14 +449,23 @@ put_row_s8(GLcontext *ctx, struct gl_renderbuffer *s8rb, GLuint count,
    const GLubyte *src = (const GLubyte *) values;
    GLuint *dst = (GLuint *) dsrb->GetPointer(ctx, dsrb, x, y);
    ASSERT(s8rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
    if (dst) {
       /* direct access */
       GLuint i;
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            dst[i] = (dst[i] & 0xffffff00) | src[i];
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               dst[i] = (dst[i] & 0xffffff00) | src[i];
+            }
+         }
+      }
+      else {
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               dst[i] = (dst[i] & 0xffffff) | (src[i] << 24);
+            }
          }
       }
    }
@@ -362,9 +473,19 @@ put_row_s8(GLcontext *ctx, struct gl_renderbuffer *s8rb, GLuint count,
       /* get, modify, put */
       GLuint temp[MAX_WIDTH], i;
       dsrb->GetRow(ctx, dsrb, count, x, y, temp);
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            temp[i] = (temp[i] & 0xffffff00) | src[i];
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = (temp[i] & 0xffffff00) | src[i];
+            }
+         }
+      }
+      else {
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = (temp[i] & 0xffffff) | (src[i] << 24);
+            }
          }
       }
       dsrb->PutRow(ctx, dsrb, count, x, y, temp, mask);
@@ -379,14 +500,23 @@ put_mono_row_s8(GLcontext *ctx, struct gl_renderbuffer *s8rb, GLuint count,
    const GLubyte val = *((GLubyte *) value);
    GLuint *dst = (GLuint *) dsrb->GetPointer(ctx, dsrb, x, y);
    ASSERT(s8rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
    if (dst) {
       /* direct access */
       GLuint i;
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            dst[i] = (dst[i] & 0xffffff00) | val;
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               dst[i] = (dst[i] & 0xffffff00) | val;
+            }
+         }
+      }
+      else {
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               dst[i] = (dst[i] & 0xffffff) | (val << 24);
+            }
          }
       }
    }
@@ -394,9 +524,19 @@ put_mono_row_s8(GLcontext *ctx, struct gl_renderbuffer *s8rb, GLuint count,
       /* get, modify, put */
       GLuint temp[MAX_WIDTH], i;
       dsrb->GetRow(ctx, dsrb, count, x, y, temp);
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            temp[i] = (temp[i] & 0xffffff00) | val;
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = (temp[i] & 0xffffff00) | val;
+            }
+         }
+      }
+      else {
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = (temp[i] & 0xffffff) | (val << 24);
+            }
          }
       }
       dsrb->PutRow(ctx, dsrb, count, x, y, temp, mask);
@@ -411,15 +551,25 @@ put_values_s8(GLcontext *ctx, struct gl_renderbuffer *s8rb, GLuint count,
    struct gl_renderbuffer *dsrb = s8rb->Wrapped;
    const GLubyte *src = (const GLubyte *) values;
    ASSERT(s8rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
    if (dsrb->GetPointer(ctx, dsrb, 0, 0)) {
       /* direct access */
       GLuint i;
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            GLuint *dst = (GLuint *) dsrb->GetPointer(ctx, dsrb, x[i], y[i]);
-            *dst = (*dst & 0xffffff00) | src[i];
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               GLuint *dst = (GLuint *) dsrb->GetPointer(ctx, dsrb, x[i], y[i]);
+               *dst = (*dst & 0xffffff00) | src[i];
+            }
+         }
+      }
+      else {
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               GLuint *dst = (GLuint *) dsrb->GetPointer(ctx, dsrb, x[i], y[i]);
+               *dst = (*dst & 0xffffff) | (src[i] << 24);
+            }
          }
       }
    }
@@ -427,9 +577,19 @@ put_values_s8(GLcontext *ctx, struct gl_renderbuffer *s8rb, GLuint count,
       /* get, modify, put */
       GLuint temp[MAX_WIDTH], i;
       dsrb->GetValues(ctx, dsrb, count, x, y, temp);
-      for (i = 0; i < count; i++) {
-         if (!mask || mask[i]) {
-            temp[i] = (temp[i] & 0xffffff00) | src[i];
+      if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = (temp[i] & 0xffffff00) | src[i];
+            }
+         }
+      }
+      else {
+         assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+         for (i = 0; i < count; i++) {
+            if (!mask || mask[i]) {
+               temp[i] = (temp[i] & 0xffffff) | (src[i] << 24);
+            }
          }
       }
       dsrb->PutValues(ctx, dsrb, count, x, y, temp, mask);
@@ -446,9 +606,19 @@ put_mono_values_s8(GLcontext *ctx, struct gl_renderbuffer *s8rb, GLuint count,
    const GLubyte val = *((GLubyte *) value);
    /* get, modify, put */
    dsrb->GetValues(ctx, dsrb, count, x, y, temp);
-   for (i = 0; i < count; i++) {
-      if (!mask || mask[i]) {
-         temp[i] = (temp[i] & 0xffffff) | val;
+   if (dsrb->Format == MESA_FORMAT_Z24_S8) {
+      for (i = 0; i < count; i++) {
+         if (!mask || mask[i]) {
+            temp[i] = (temp[i] & 0xffffff00) | val;
+         }
+      }
+   }
+   else {
+      assert(dsrb->Format == MESA_FORMAT_S8_Z24);
+      for (i = 0; i < count; i++) {
+         if (!mask || mask[i]) {
+            temp[i] = (temp[i] & 0xffffff) | (val << 24);
+         }
       }
    }
    dsrb->PutValues(ctx, dsrb, count, x, y, temp, mask);
@@ -465,7 +635,8 @@ _mesa_new_s8_renderbuffer_wrapper(GLcontext *ctx, struct gl_renderbuffer *dsrb)
 {
    struct gl_renderbuffer *s8rb;
 
-   ASSERT(dsrb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
+   ASSERT(dsrb->Format == MESA_FORMAT_Z24_S8 ||
+          dsrb->Format == MESA_FORMAT_S8_Z24);
    ASSERT(dsrb->DataType == GL_UNSIGNED_INT_24_8_EXT);
 
    s8rb = _mesa_new_renderbuffer(ctx, 0);
@@ -478,10 +649,9 @@ _mesa_new_s8_renderbuffer_wrapper(GLcontext *ctx, struct gl_renderbuffer *dsrb)
    s8rb->Width = dsrb->Width;
    s8rb->Height = dsrb->Height;
    s8rb->InternalFormat = GL_STENCIL_INDEX8_EXT;
-   s8rb->_ActualFormat = GL_STENCIL_INDEX8_EXT;
+   s8rb->Format = MESA_FORMAT_S8;
    s8rb->_BaseFormat = GL_STENCIL_INDEX;
    s8rb->DataType = GL_UNSIGNED_BYTE;
-   s8rb->StencilBits = 8;
    s8rb->Data = NULL;
    s8rb->Delete = delete_wrapper;
    s8rb->AllocStorage = alloc_wrapper_storage;
@@ -528,10 +698,10 @@ _mesa_extract_stencil(GLcontext *ctx,
    ASSERT(dsRb);
    ASSERT(stencilRb);
 
-   ASSERT(dsRb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
+   ASSERT(dsRb->Format == MESA_FORMAT_Z24_S8);
    ASSERT(dsRb->DataType == GL_UNSIGNED_INT_24_8_EXT);
-   ASSERT(stencilRb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT ||
-          stencilRb->_ActualFormat == GL_STENCIL_INDEX8_EXT);
+   ASSERT(stencilRb->Format == MESA_FORMAT_Z24_S8 ||
+          stencilRb->Format == MESA_FORMAT_S8);
    ASSERT(dsRb->Width == stencilRb->Width);
    ASSERT(dsRb->Height == stencilRb->Height);
 
@@ -541,7 +711,7 @@ _mesa_extract_stencil(GLcontext *ctx,
    for (row = 0; row < height; row++) {
       GLuint depthStencil[MAX_WIDTH];
       dsRb->GetRow(ctx, dsRb, width, 0, row, depthStencil);
-      if (stencilRb->_ActualFormat == GL_STENCIL_INDEX8_EXT) {
+      if (stencilRb->Format == MESA_FORMAT_S8) {
          /* 8bpp stencil */
          GLubyte stencil[MAX_WIDTH];
          GLuint i;
@@ -553,7 +723,7 @@ _mesa_extract_stencil(GLcontext *ctx,
       else {
          /* 32bpp stencil */
          /* the 24 depth bits will be ignored */
-         ASSERT(stencilRb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
+         ASSERT(stencilRb->Format == MESA_FORMAT_Z24_S8);
          ASSERT(stencilRb->DataType == GL_UNSIGNED_INT_24_8_EXT);
          stencilRb->PutRow(ctx, stencilRb, width, 0, row, depthStencil, NULL);
       }
@@ -577,10 +747,10 @@ _mesa_insert_stencil(GLcontext *ctx,
    ASSERT(dsRb);
    ASSERT(stencilRb);
 
-   ASSERT(dsRb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
+   ASSERT(dsRb->Format == MESA_FORMAT_Z24_S8);
    ASSERT(dsRb->DataType == GL_UNSIGNED_INT_24_8_EXT);
-   ASSERT(stencilRb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT ||
-          stencilRb->_ActualFormat == GL_STENCIL_INDEX8_EXT);
+   ASSERT(stencilRb->Format == MESA_FORMAT_Z24_S8 ||
+          stencilRb->Format == MESA_FORMAT_S8);
 
    ASSERT(dsRb->Width == stencilRb->Width);
    ASSERT(dsRb->Height == stencilRb->Height);
@@ -593,7 +763,7 @@ _mesa_insert_stencil(GLcontext *ctx,
 
       dsRb->GetRow(ctx, dsRb, width, 0, row, depthStencil);
 
-      if (stencilRb->_ActualFormat == GL_STENCIL_INDEX8_EXT) {
+      if (stencilRb->Format == MESA_FORMAT_S8) {
          /* 8bpp stencil */
          GLubyte stencil[MAX_WIDTH];
          GLuint i;
@@ -605,7 +775,7 @@ _mesa_insert_stencil(GLcontext *ctx,
       else {
          /* 32bpp stencil buffer */
          GLuint stencil[MAX_WIDTH], i;
-         ASSERT(stencilRb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT);
+         ASSERT(stencilRb->Format == MESA_FORMAT_Z24_S8);
          ASSERT(stencilRb->DataType == GL_UNSIGNED_INT_24_8_EXT);
          stencilRb->GetRow(ctx, stencilRb, width, 0, row, stencil);
          for (i = 0; i < width; i++) {
@@ -631,7 +801,7 @@ _mesa_promote_stencil(GLcontext *ctx, struct gl_renderbuffer *stencilRb)
    GLubyte *data;
    GLint i, j, k;
 
-   ASSERT(stencilRb->_ActualFormat == GL_STENCIL_INDEX8_EXT);
+   ASSERT(stencilRb->Format == MESA_FORMAT_S8);
    ASSERT(stencilRb->Data);
 
    data = (GLubyte *) stencilRb->Data;
@@ -650,6 +820,4 @@ _mesa_promote_stencil(GLcontext *ctx, struct gl_renderbuffer *stencilRb)
       stencilRb->PutRow(ctx, stencilRb, width, 0, i, depthStencil, NULL);
    }
    _mesa_free(data);
-
-   stencilRb->_BaseFormat = GL_DEPTH_STENCIL_EXT;
 }
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index 55709ebf9e3..1d6ccf7fdd8 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -36,6 +36,7 @@
 #include "context.h"
 #include "enums.h"
 #include "fbobject.h"
+#include "formats.h"
 #include "framebuffer.h"
 #include "hash.h"
 #include "macros.h"
@@ -356,6 +357,7 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
    if (att->Type == GL_TEXTURE) {
       const struct gl_texture_object *texObj = att->Texture;
       struct gl_texture_image *texImage;
+      GLenum baseFormat;
 
       if (!texObj) {
          att_incomplete("no texobj");
@@ -382,26 +384,28 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
          return;
       }
 
+      baseFormat = _mesa_get_format_base_format(texImage->TexFormat);
+
       if (format == GL_COLOR) {
-         if (texImage->TexFormat->BaseFormat != GL_RGB &&
-             texImage->TexFormat->BaseFormat != GL_RGBA) {
+         if (baseFormat != GL_RGB &&
+             baseFormat != GL_RGBA) {
             att_incomplete("bad format");
             att->Complete = GL_FALSE;
             return;
          }
-         if (texImage->TexFormat->TexelBytes == 0) {
+         if (_mesa_is_format_compressed(texImage->TexFormat)) {
             att_incomplete("compressed internalformat");
             att->Complete = GL_FALSE;
             return;
          }
       }
       else if (format == GL_DEPTH) {
-         if (texImage->TexFormat->BaseFormat == GL_DEPTH_COMPONENT) {
+         if (baseFormat == GL_DEPTH_COMPONENT) {
             /* OK */
          }
          else if (ctx->Extensions.EXT_packed_depth_stencil &&
                   ctx->Extensions.ARB_depth_texture &&
-                  texImage->TexFormat->BaseFormat == GL_DEPTH_STENCIL_EXT) {
+                  baseFormat == GL_DEPTH_STENCIL_EXT) {
             /* OK */
          }
          else {
@@ -412,10 +416,9 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
       }
       else {
          ASSERT(format == GL_STENCIL);
-         ASSERT(att->Renderbuffer->StencilBits);
          if (ctx->Extensions.EXT_packed_depth_stencil &&
              ctx->Extensions.ARB_depth_texture &&
-             att->Renderbuffer->_BaseFormat == GL_DEPTH_STENCIL_EXT) {
+             baseFormat == GL_DEPTH_STENCIL_EXT) {
             /* OK */
          }
          else {
@@ -427,6 +430,9 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
       }
    }
    else if (att->Type == GL_RENDERBUFFER_EXT) {
+      const GLenum baseFormat =
+         _mesa_get_format_base_format(att->Renderbuffer->Format);
+
       ASSERT(att->Renderbuffer);
       if (!att->Renderbuffer->InternalFormat ||
           att->Renderbuffer->Width < 1 ||
@@ -436,24 +442,19 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
          return;
       }
       if (format == GL_COLOR) {
-         if (att->Renderbuffer->_BaseFormat != GL_RGB &&
-             att->Renderbuffer->_BaseFormat != GL_RGBA) {
+         if (baseFormat != GL_RGB &&
+             baseFormat != GL_RGBA) {
             att_incomplete("bad renderbuffer color format");
             att->Complete = GL_FALSE;
             return;
          }
-         ASSERT(att->Renderbuffer->RedBits);
-         ASSERT(att->Renderbuffer->GreenBits);
-         ASSERT(att->Renderbuffer->BlueBits);
       }
       else if (format == GL_DEPTH) {
-         if (att->Renderbuffer->_BaseFormat == GL_DEPTH_COMPONENT) {
-            ASSERT(att->Renderbuffer->DepthBits);
+         if (baseFormat == GL_DEPTH_COMPONENT) {
             /* OK */
          }
          else if (ctx->Extensions.EXT_packed_depth_stencil &&
-                  att->Renderbuffer->_BaseFormat == GL_DEPTH_STENCIL_EXT) {
-            ASSERT(att->Renderbuffer->DepthBits);
+                  baseFormat == GL_DEPTH_STENCIL_EXT) {
             /* OK */
          }
          else {
@@ -464,13 +465,11 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
       }
       else {
          assert(format == GL_STENCIL);
-         if (att->Renderbuffer->_BaseFormat == GL_STENCIL_INDEX) {
-            ASSERT(att->Renderbuffer->StencilBits);
+         if (baseFormat == GL_STENCIL_INDEX) {
             /* OK */
          }
          else if (ctx->Extensions.EXT_packed_depth_stencil &&
-                  att->Renderbuffer->_BaseFormat == GL_DEPTH_STENCIL_EXT) {
-            ASSERT(att->Renderbuffer->StencilBits);
+                  baseFormat == GL_DEPTH_STENCIL_EXT) {
             /* OK */
          }
          else {
@@ -970,42 +969,27 @@ renderbuffer_storage(GLenum target, GLenum internalFormat,
    }
 
    /* These MUST get set by the AllocStorage func */
-   rb->_ActualFormat = 0;
-   rb->RedBits =
-   rb->GreenBits =
-   rb->BlueBits =
-   rb->AlphaBits =
-   rb->IndexBits =
-   rb->DepthBits =
-   rb->StencilBits = 0;
+   rb->Format = MESA_FORMAT_NONE;
    rb->NumSamples = samples;
 
    /* Now allocate the storage */
    ASSERT(rb->AllocStorage);
    if (rb->AllocStorage(ctx, rb, internalFormat, width, height)) {
       /* No error - check/set fields now */
-      assert(rb->_ActualFormat);
+      assert(rb->Format != MESA_FORMAT_NONE);
       assert(rb->Width == (GLuint) width);
       assert(rb->Height == (GLuint) height);
-      assert(rb->RedBits || rb->GreenBits || rb->BlueBits || rb->AlphaBits ||
-             rb->DepthBits || rb->StencilBits || rb->IndexBits);
       rb->InternalFormat = internalFormat;
-      rb->_BaseFormat = baseFormat;
+      rb->_BaseFormat = _mesa_base_fbo_format(ctx, internalFormat);
+      assert(rb->_BaseFormat != 0);
    }
    else {
       /* Probably ran out of memory - clear the fields */
       rb->Width = 0;
       rb->Height = 0;
+      rb->Format = MESA_FORMAT_NONE;
       rb->InternalFormat = GL_NONE;
-      rb->_ActualFormat = GL_NONE;
       rb->_BaseFormat = GL_NONE;
-      rb->RedBits =
-      rb->GreenBits =
-      rb->BlueBits =
-      rb->AlphaBits =
-      rb->IndexBits =
-      rb->DepthBits =
-      rb->StencilBits =
       rb->NumSamples = 0;
    }
 
@@ -1018,6 +1002,53 @@ renderbuffer_storage(GLenum target, GLenum internalFormat,
 }
 
 
+/**
+ * Helper function for _mesa_GetRenderbufferParameterivEXT() and
+ * _mesa_GetFramebufferAttachmentParameterivEXT()
+ * We have to be careful to respect the base format.  For example, if a
+ * renderbuffer/texture was created with internalFormat=GL_RGB but the
+ * driver actually chose a GL_RGBA format, when the user queries ALPHA_SIZE
+ * we need to return zero.
+ */
+static GLint
+get_component_bits(GLenum pname, GLenum baseFormat, gl_format format)
+{
+   switch (pname) {
+   case GL_RENDERBUFFER_RED_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
+   case GL_RENDERBUFFER_GREEN_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
+   case GL_RENDERBUFFER_BLUE_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
+      if (baseFormat == GL_RGB || baseFormat == GL_RGBA)
+         return _mesa_get_format_bits(format, pname);
+      else
+         return 0;
+   case GL_RENDERBUFFER_ALPHA_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
+      if (baseFormat == GL_RGBA || baseFormat == GL_ALPHA)
+         return _mesa_get_format_bits(format, pname);
+      else
+         return 0;
+   case GL_RENDERBUFFER_DEPTH_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
+      if (baseFormat == GL_DEPTH_COMPONENT || baseFormat == GL_DEPTH_STENCIL)
+         return _mesa_get_format_bits(format, pname);
+      else
+         return 0;
+   case GL_RENDERBUFFER_STENCIL_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
+      if (baseFormat == GL_STENCIL_INDEX || baseFormat == GL_DEPTH_STENCIL)
+         return _mesa_get_format_bits(format, pname);
+      else
+         return 0;
+   default:
+      return 0;
+   }
+}
+
+
+
 void GLAPIENTRY
 _mesa_RenderbufferStorageEXT(GLenum target, GLenum internalFormat,
                              GLsizei width, GLsizei height)
@@ -1074,22 +1105,12 @@ _mesa_GetRenderbufferParameterivEXT(GLenum target, GLenum pname, GLint *params)
       *params = rb->InternalFormat;
       return;
    case GL_RENDERBUFFER_RED_SIZE_EXT:
-      *params = rb->RedBits;
-      break;
    case GL_RENDERBUFFER_GREEN_SIZE_EXT:
-      *params = rb->GreenBits;
-      break;
    case GL_RENDERBUFFER_BLUE_SIZE_EXT:
-      *params = rb->BlueBits;
-      break;
    case GL_RENDERBUFFER_ALPHA_SIZE_EXT:
-      *params = rb->AlphaBits;
-      break;
    case GL_RENDERBUFFER_DEPTH_SIZE_EXT:
-      *params = rb->DepthBits;
-      break;
    case GL_RENDERBUFFER_STENCIL_SIZE_EXT:
-      *params = rb->StencilBits;
+      *params = get_component_bits(pname, rb->_BaseFormat, rb->Format);
       break;
    case GL_RENDERBUFFER_SAMPLES:
       if (ctx->Extensions.ARB_framebuffer_object) {
@@ -1673,7 +1694,9 @@ _mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
 
    if (attachment == GL_DEPTH_STENCIL_ATTACHMENT) {
       /* make sure the renderbuffer is a depth/stencil format */
-      if (rb->_BaseFormat != GL_DEPTH_STENCIL) {
+      const GLenum baseFormat =
+         _mesa_get_format_base_format(att->Renderbuffer->Format);
+      if (baseFormat != GL_DEPTH_STENCIL) {
          _mesa_error(ctx, GL_INVALID_OPERATION,
                      "glFramebufferRenderbufferEXT(renderbuffer"
                      " is not DEPTH_STENCIL format)");
@@ -1819,7 +1842,7 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
                      "glGetFramebufferAttachmentParameterivEXT(pname)");
       }
       else {
-         *params = att->Renderbuffer->ColorEncoding;
+         *params = _mesa_get_format_color_encoding(att->Renderbuffer->Format);
       }
       return;
    case GL_FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE:
@@ -1829,61 +1852,44 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
          return;
       }
       else {
-         *params = att->Renderbuffer->ComponentType;
+         gl_format format = att->Renderbuffer->Format;
+         if (format == MESA_FORMAT_CI8 || format == MESA_FORMAT_S8) {
+            /* special cases */
+            *params = GL_INDEX;
+         }
+         else {
+            *params = _mesa_get_format_datatype(format);
+         }
       }
       return;
    case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
-      if (!ctx->Extensions.ARB_framebuffer_object) {
-         _mesa_error(ctx, GL_INVALID_ENUM,
-                     "glGetFramebufferAttachmentParameterivEXT(pname)");
-      }
-      else {
-         *params = att->Renderbuffer->RedBits;
-      }
-      return;
    case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
-      if (!ctx->Extensions.ARB_framebuffer_object) {
-         _mesa_error(ctx, GL_INVALID_ENUM,
-                     "glGetFramebufferAttachmentParameterivEXT(pname)");
-      }
-      else {
-         *params = att->Renderbuffer->GreenBits;
-      }
-      return;
    case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
-      if (!ctx->Extensions.ARB_framebuffer_object) {
-         _mesa_error(ctx, GL_INVALID_ENUM,
-                     "glGetFramebufferAttachmentParameterivEXT(pname)");
-      }
-      else {
-         *params = att->Renderbuffer->BlueBits;
-      }
-      return;
    case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
-      if (!ctx->Extensions.ARB_framebuffer_object) {
-         _mesa_error(ctx, GL_INVALID_ENUM,
-                     "glGetFramebufferAttachmentParameterivEXT(pname)");
-      }
-      else {
-         *params = att->Renderbuffer->AlphaBits;
-      }
-      return;
    case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
+   case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
       if (!ctx->Extensions.ARB_framebuffer_object) {
          _mesa_error(ctx, GL_INVALID_ENUM,
                      "glGetFramebufferAttachmentParameterivEXT(pname)");
       }
-      else {
-         *params = att->Renderbuffer->DepthBits;
+      else if (att->Texture) {
+         const struct gl_texture_image *texImage =
+            _mesa_select_tex_image(ctx, att->Texture, att->Texture->Target,
+                                   att->TextureLevel);
+         if (texImage) {
+            *params = get_component_bits(pname, texImage->_BaseFormat,
+                                         texImage->TexFormat);
+         }
+         else {
+            *params = 0;
+         }
       }
-      return;
-   case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
-      if (!ctx->Extensions.ARB_framebuffer_object) {
-         _mesa_error(ctx, GL_INVALID_ENUM,
-                     "glGetFramebufferAttachmentParameterivEXT(pname)");
+      else if (att->Renderbuffer) {
+         *params = get_component_bits(pname, att->Renderbuffer->_BaseFormat,
+                                      att->Renderbuffer->Format);
       }
       else {
-         *params = att->Renderbuffer->StencilBits;
+         *params = 0;
       }
       return;
    default:
@@ -2024,7 +2030,8 @@ _mesa_BlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
       struct gl_renderbuffer *drawRb = drawFb->_StencilBuffer;
       if (!readRb ||
           !drawRb ||
-          readRb->StencilBits != drawRb->StencilBits) {
+          _mesa_get_format_bits(readRb->Format, GL_STENCIL_BITS) != 
+          _mesa_get_format_bits(drawRb->Format, GL_STENCIL_BITS)) {
          _mesa_error(ctx, GL_INVALID_OPERATION,
                      "glBlitFramebufferEXT(stencil buffer size mismatch");
          return;
@@ -2036,7 +2043,8 @@ _mesa_BlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
       struct gl_renderbuffer *drawRb = drawFb->_DepthBuffer;
       if (!readRb ||
           !drawRb ||
-          readRb->DepthBits != drawRb->DepthBits) {
+          _mesa_get_format_bits(readRb->Format, GL_DEPTH_BITS) != 
+          _mesa_get_format_bits(drawRb->Format, GL_DEPTH_BITS)) {
          _mesa_error(ctx, GL_INVALID_OPERATION,
                      "glBlitFramebufferEXT(depth buffer size mismatch");
          return;
@@ -2064,7 +2072,7 @@ _mesa_BlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
       /* color formats must match */
       if (colorReadRb &&
           colorDrawRb &&
-          colorReadRb->_ActualFormat != colorDrawRb->_ActualFormat) {
+          colorReadRb->Format != colorDrawRb->Format) {
          _mesa_error(ctx, GL_INVALID_OPERATION,
                 "glBlitFramebufferEXT(bad src/dst multisample pixel formats");
          return;
diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c
new file mode 100644
index 00000000000..72d043c4c39
--- /dev/null
+++ b/src/mesa/main/formats.c
@@ -0,0 +1,1110 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  7.7
+ *
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ * Copyright (c) 2008-2009  VMware, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+#include "imports.h"
+#include "formats.h"
+#include "config.h"
+#include "texstore.h"
+
+
+/**
+ * Information about texture formats.
+ */
+struct gl_format_info
+{
+   gl_format Name;
+
+   /** text name for debugging */
+   const char *StrName;
+
+   /**
+    * Base format is one of GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE,
+    * GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_YCBCR_MESA, GL_COLOR_INDEX,
+    * GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL.
+    */
+   GLenum BaseFormat;
+
+   /**
+    * Logical data type: one of  GL_UNSIGNED_NORMALIZED, GL_SIGNED_NORMALED,
+    * GL_UNSIGNED_INT, GL_SIGNED_INT, GL_FLOAT.
+    */
+   GLenum DataType;
+
+   GLubyte RedBits;
+   GLubyte GreenBits;
+   GLubyte BlueBits;
+   GLubyte AlphaBits;
+   GLubyte LuminanceBits;
+   GLubyte IntensityBits;
+   GLubyte IndexBits;
+   GLubyte DepthBits;
+   GLubyte StencilBits;
+
+   /**
+    * To describe compressed formats.  If not compressed, Width=Height=1.
+    */
+   GLubyte BlockWidth, BlockHeight;
+   GLubyte BytesPerBlock;
+};
+
+
+/**
+ * Info about each format.
+ * These must be in the same order as the MESA_FORMAT_* enums so that
+ * we can do lookups without searching.
+ */
+static struct gl_format_info format_info[MESA_FORMAT_COUNT] =
+{
+   {
+      MESA_FORMAT_NONE,            /* Name */
+      "MESA_FORMAT_NONE",          /* StrName */
+      GL_NONE,                     /* BaseFormat */
+      GL_NONE,                     /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      0, 0, 0                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_RGBA8888,        /* Name */
+      "MESA_FORMAT_RGBA8888",      /* StrName */
+      GL_RGBA,                     /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      8, 8, 8, 8,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 4                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_RGBA8888_REV,    /* Name */
+      "MESA_FORMAT_RGBA8888_REV",  /* StrName */
+      GL_RGBA,                     /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      8, 8, 8, 8,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 4                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_ARGB8888,        /* Name */
+      "MESA_FORMAT_ARGB8888",      /* StrName */
+      GL_RGBA,                     /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      8, 8, 8, 8,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 4                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_ARGB8888_REV,    /* Name */
+      "MESA_FORMAT_ARGB8888_REV",  /* StrName */
+      GL_RGBA,                     /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      8, 8, 8, 8,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 4                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_XRGB8888,        /* Name */
+      "MESA_FORMAT_XRGB8888",      /* StrName */
+      GL_RGB,                      /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      8, 8, 8, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 4                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_RGB888,          /* Name */
+      "MESA_FORMAT_RGB888",        /* StrName */
+      GL_RGB,                      /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      8, 8, 8, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 3                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_BGR888,          /* Name */
+      "MESA_FORMAT_BGR888",        /* StrName */
+      GL_RGB,                      /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      8, 8, 8, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 3                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_RGB565,          /* Name */
+      "MESA_FORMAT_RGB565",        /* StrName */
+      GL_RGB,                      /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      5, 6, 5, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_RGB565_REV,      /* Name */
+      "MESA_FORMAT_RGB565_REV",    /* StrName */
+      GL_RGB,                      /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      5, 6, 5, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_ARGB4444,        /* Name */
+      "MESA_FORMAT_ARGB4444",      /* StrName */
+      GL_RGBA,                     /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      4, 4, 4, 4,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_ARGB4444_REV,    /* Name */
+      "MESA_FORMAT_ARGB4444_REV",  /* StrName */
+      GL_RGBA,                     /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      4, 4, 4, 4,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_RGBA5551,        /* Name */
+      "MESA_FORMAT_RGBA5551",      /* StrName */
+      GL_RGBA,                     /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      5, 5, 5, 1,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_ARGB1555,        /* Name */
+      "MESA_FORMAT_ARGB1555",      /* StrName */
+      GL_RGBA,                     /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      5, 5, 5, 1,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_ARGB1555_REV,    /* Name */
+      "MESA_FORMAT_ARGB1555_REV",  /* StrName */
+      GL_RGBA,                     /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      5, 5, 5, 1,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_AL88,            /* Name */
+      "MESA_FORMAT_AL88",          /* StrName */
+      GL_LUMINANCE_ALPHA,          /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      0, 0, 0, 8,                  /* Red/Green/Blue/AlphaBits */
+      8, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_AL88_REV,        /* Name */
+      "MESA_FORMAT_AL88_REV",      /* StrName */
+      GL_LUMINANCE_ALPHA,          /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      0, 0, 0, 8,                  /* Red/Green/Blue/AlphaBits */
+      8, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_RGB332,          /* Name */
+      "MESA_FORMAT_RGB332",        /* StrName */
+      GL_RGB,                      /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      3, 3, 2, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 1                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_A8,              /* Name */
+      "MESA_FORMAT_A8",            /* StrName */
+      GL_ALPHA,                    /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      0, 0, 0, 8,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 1                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_L8,              /* Name */
+      "MESA_FORMAT_L8",            /* StrName */
+      GL_LUMINANCE,                /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      8, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 1                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_I8,              /* Name */
+      "MESA_FORMAT_I8",            /* StrName */
+      GL_INTENSITY,                /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 8, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 1                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_CI8,             /* Name */
+      "MESA_FORMAT_CI8",           /* StrName */
+      GL_COLOR_INDEX,              /* BaseFormat */
+      GL_UNSIGNED_INT,             /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 8, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 1                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_YCBCR,           /* Name */
+      "MESA_FORMAT_YCBCR",         /* StrName */
+      GL_YCBCR_MESA,               /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_YCBCR_REV,       /* Name */
+      "MESA_FORMAT_YCBCR_REV",     /* StrName */
+      GL_YCBCR_MESA,               /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_Z24_S8,          /* Name */
+      "MESA_FORMAT_Z24_S8",        /* StrName */
+      GL_DEPTH_STENCIL,            /* BaseFormat */
+      GL_UNSIGNED_INT,             /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 24, 8,              /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 4                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_S8_Z24,          /* Name */
+      "MESA_FORMAT_S8_Z24",        /* StrName */
+      GL_DEPTH_STENCIL,            /* BaseFormat */
+      GL_UNSIGNED_INT,             /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 24, 8,              /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 4                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_Z16,             /* Name */
+      "MESA_FORMAT_Z16",           /* StrName */
+      GL_DEPTH_COMPONENT,          /* BaseFormat */
+      GL_UNSIGNED_INT,             /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 16, 0,              /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 2                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_X8_Z24,          /* Name */
+      "MESA_FORMAT_X8_Z24",        /* StrName */
+      GL_DEPTH_COMPONENT,          /* BaseFormat */
+      GL_UNSIGNED_INT,             /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 24, 0,              /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 4                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_Z32,             /* Name */
+      "MESA_FORMAT_Z32",           /* StrName */
+      GL_DEPTH_COMPONENT,          /* BaseFormat */
+      GL_UNSIGNED_INT,             /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 32, 0,              /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 4                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_S8,              /* Name */
+      "MESA_FORMAT_S8",            /* StrName */
+      GL_STENCIL_INDEX,            /* BaseFormat */
+      GL_UNSIGNED_INT,             /* DataType */
+      0, 0, 0, 0,                  /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 8,               /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 1                      /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_SRGB8,
+      "MESA_FORMAT_SRGB8",
+      GL_RGB,
+      GL_UNSIGNED_NORMALIZED,
+      8, 8, 8, 0,
+      0, 0, 0, 0, 0,
+      1, 1, 3
+   },
+   {
+      MESA_FORMAT_SRGBA8,
+      "MESA_FORMAT_SRGBA8",
+      GL_RGBA,
+      GL_UNSIGNED_NORMALIZED,    
+      8, 8, 8, 8,
+      0, 0, 0, 0, 0,
+      1, 1, 4
+   },
+   {
+      MESA_FORMAT_SARGB8,
+      "MESA_FORMAT_SARGB8",
+      GL_RGBA,
+      GL_UNSIGNED_NORMALIZED,    
+      8, 8, 8, 8,
+      0, 0, 0, 0, 0,
+      1, 1, 4
+   },
+   {
+      MESA_FORMAT_SL8,
+      "MESA_FORMAT_SL8",
+      GL_LUMINANCE_ALPHA,
+      GL_UNSIGNED_NORMALIZED,    
+      0, 0, 0, 8,
+      8, 0, 0, 0, 0,
+      1, 1, 2
+   },
+   {
+      MESA_FORMAT_SLA8,
+      "MESA_FORMAT_SLA8",
+      GL_LUMINANCE_ALPHA,
+      GL_UNSIGNED_NORMALIZED,    
+      0, 0, 0, 8,
+      8, 0, 0, 0, 0,
+      1, 1, 2
+   },
+   {
+      MESA_FORMAT_SRGB_DXT1,       /* Name */
+      "MESA_FORMAT_SRGB_DXT1",     /* StrName */
+      GL_RGB,                      /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      4, 4, 4, 0,                  /* approx Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      4, 4, 8                      /* 8 bytes per 4x4 block */
+   },
+   {
+      MESA_FORMAT_SRGBA_DXT1,
+      "MESA_FORMAT_SRGBA_DXT1",
+      GL_RGBA,
+      GL_UNSIGNED_NORMALIZED,
+      4, 4, 4, 4,
+      0, 0, 0, 0, 0,
+      4, 4, 8                      /* 8 bytes per 4x4 block */
+   },
+   {
+      MESA_FORMAT_SRGBA_DXT3,
+      "MESA_FORMAT_SRGBA_DXT3",
+      GL_RGBA,
+      GL_UNSIGNED_NORMALIZED,
+      4, 4, 4, 4,
+      0, 0, 0, 0, 0,
+      4, 4, 16                     /* 16 bytes per 4x4 block */
+   },
+   {
+      MESA_FORMAT_SRGBA_DXT5,
+      "MESA_FORMAT_SRGBA_DXT5",
+      GL_RGBA,
+      GL_UNSIGNED_NORMALIZED,
+      4, 4, 4, 4,
+      0, 0, 0, 0, 0,
+      4, 4, 16                     /* 16 bytes per 4x4 block */
+   },
+
+   {
+      MESA_FORMAT_RGB_FXT1,
+      "MESA_FORMAT_RGB_FXT1",
+      GL_RGB,
+      GL_UNSIGNED_NORMALIZED,
+      8, 8, 8, 0,
+      0, 0, 0, 0, 0,
+      8, 4, 16                     /* 16 bytes per 8x4 block */
+   },
+   {
+      MESA_FORMAT_RGBA_FXT1,
+      "MESA_FORMAT_RGBA_FXT1",
+      GL_RGBA,
+      GL_UNSIGNED_NORMALIZED,
+      8, 8, 8, 8,
+      0, 0, 0, 0, 0,
+      8, 4, 16                     /* 16 bytes per 8x4 block */
+   },
+
+   {
+      MESA_FORMAT_RGB_DXT1,        /* Name */
+      "MESA_FORMAT_RGB_DXT1",      /* StrName */
+      GL_RGB,                      /* BaseFormat */
+      GL_UNSIGNED_NORMALIZED,      /* DataType */
+      4, 4, 4, 0,                  /* approx Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,               /* Lum/Int/Index/Depth/StencilBits */
+      4, 4, 8                      /* 8 bytes per 4x4 block */
+   },
+   {
+      MESA_FORMAT_RGBA_DXT1,
+      "MESA_FORMAT_RGBA_DXT1",
+      GL_RGBA,
+      GL_UNSIGNED_NORMALIZED,    
+      4, 4, 4, 4,
+      0, 0, 0, 0, 0,
+      4, 4, 8                      /* 8 bytes per 4x4 block */
+   },
+   {
+      MESA_FORMAT_RGBA_DXT3,
+      "MESA_FORMAT_RGBA_DXT3",
+      GL_RGBA,
+      GL_UNSIGNED_NORMALIZED,    
+      4, 4, 4, 4,
+      0, 0, 0, 0, 0,
+      4, 4, 16                     /* 16 bytes per 4x4 block */
+   },
+   {
+      MESA_FORMAT_RGBA_DXT5,
+      "MESA_FORMAT_RGBA_DXT5",
+      GL_RGBA,
+      GL_UNSIGNED_NORMALIZED,    
+      4, 4, 4, 4,
+      0, 0, 0, 0, 0,
+      4, 4, 16                     /* 16 bytes per 4x4 block */
+   },
+   {
+      MESA_FORMAT_RGBA_FLOAT32,
+      "MESA_FORMAT_RGBA_FLOAT32",
+      GL_RGBA,
+      GL_FLOAT,
+      32, 32, 32, 32,
+      0, 0, 0, 0, 0,
+      1, 1, 16
+   },
+   {
+      MESA_FORMAT_RGBA_FLOAT16,
+      "MESA_FORMAT_RGBA_FLOAT16",
+      GL_RGBA,
+      GL_FLOAT,
+      16, 16, 16, 16,
+      0, 0, 0, 0, 0,
+      1, 1, 8
+   },
+   {
+      MESA_FORMAT_RGB_FLOAT32,
+      "MESA_FORMAT_RGB_FLOAT32",
+      GL_RGB,
+      GL_FLOAT,
+      32, 32, 32, 0,
+      0, 0, 0, 0, 0,
+      1, 1, 12
+   },
+   {
+      MESA_FORMAT_RGB_FLOAT16,
+      "MESA_FORMAT_RGB_FLOAT16",
+      GL_RGB,
+      GL_FLOAT,
+      16, 16, 16, 0,
+      0, 0, 0, 0, 0,
+      1, 1, 6
+   },
+   {
+      MESA_FORMAT_ALPHA_FLOAT32,
+      "MESA_FORMAT_ALPHA_FLOAT32",
+      GL_ALPHA,
+      GL_FLOAT,
+      0, 0, 0, 32,
+      0, 0, 0, 0, 0,
+      1, 1, 4
+   },
+   {
+      MESA_FORMAT_ALPHA_FLOAT16,
+      "MESA_FORMAT_ALPHA_FLOAT16",
+      GL_ALPHA,
+      GL_FLOAT,
+      0, 0, 0, 16,
+      0, 0, 0, 0, 0,
+      1, 1, 2
+   },
+   {
+      MESA_FORMAT_LUMINANCE_FLOAT32,
+      "MESA_FORMAT_LUMINANCE_FLOAT32",
+      GL_ALPHA,
+      GL_FLOAT,
+      0, 0, 0, 0,
+      32, 0, 0, 0, 0,
+      1, 1, 4
+   },
+   {
+      MESA_FORMAT_LUMINANCE_FLOAT16,
+      "MESA_FORMAT_LUMINANCE_FLOAT16",
+      GL_ALPHA,
+      GL_FLOAT,
+      0, 0, 0, 0,
+      16, 0, 0, 0, 0,
+      1, 1, 2
+   },
+   {
+      MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32,
+      "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32",
+      GL_LUMINANCE_ALPHA,
+      GL_FLOAT,
+      0, 0, 0, 32,
+      32, 0, 0, 0, 0,
+      1, 1, 8
+   },
+   {
+      MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16,
+      "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16",
+      GL_LUMINANCE_ALPHA,
+      GL_FLOAT,
+      0, 0, 0, 16,
+      16, 0, 0, 0, 0,
+      1, 1, 4
+   },
+   {
+      MESA_FORMAT_INTENSITY_FLOAT32,
+      "MESA_FORMAT_INTENSITY_FLOAT32",
+      GL_INTENSITY,
+      GL_FLOAT,
+      0, 0, 0, 0,
+      0, 32, 0, 0, 0,
+      1, 1, 4
+   },
+   {
+      MESA_FORMAT_INTENSITY_FLOAT16,
+      "MESA_FORMAT_INTENSITY_FLOAT16",
+      GL_INTENSITY,
+      GL_FLOAT,
+      0, 0, 0, 0,
+      0, 16, 0, 0, 0,
+      1, 1, 2
+   },
+   {
+      MESA_FORMAT_DUDV8,
+      "MESA_FORMAT_DUDV8",
+      GL_DUDV_ATI,
+      GL_SIGNED_NORMALIZED,
+      0, 0, 0, 0,
+      0, 0, 0, 0, 0,
+      1, 1, 2
+   },
+   {
+      MESA_FORMAT_SIGNED_RGBA8888,
+      "MESA_FORMAT_SIGNED_RGBA8888",
+      GL_RGBA,
+      GL_SIGNED_NORMALIZED,
+      8, 8, 8, 8,
+      0, 0, 0, 0, 0,
+      1, 1, 4
+   },
+   {
+      MESA_FORMAT_SIGNED_RGBA8888_REV,
+      "MESA_FORMAT_SIGNED_RGBA8888_REV",
+      GL_RGBA,
+      GL_SIGNED_NORMALIZED,
+      8, 8, 8, 8,
+      0, 0, 0, 0, 0,
+      1, 1, 4
+   },
+   {
+      MESA_FORMAT_SIGNED_RGBA_16,
+      "MESA_FORMAT_SIGNED_RGBA_16",
+      GL_RGBA,
+      GL_SIGNED_NORMALIZED,
+      16, 16, 16, 16,
+      0, 0, 0, 0, 0,
+      1, 1, 8
+   }
+};
+
+
+
+static const struct gl_format_info *
+_mesa_get_format_info(gl_format format)
+{
+   const struct gl_format_info *info = &format_info[format];
+   assert(info->Name == format);
+   return info;
+}
+
+
+/** Return string name of format (for debugging) */
+const char *
+_mesa_get_format_name(gl_format format)
+{
+   const struct gl_format_info *info = _mesa_get_format_info(format);
+   ASSERT(info->BytesPerBlock);
+   return info->StrName;
+}
+
+
+
+/**
+ * Return bytes needed to store a block of pixels in the given format.
+ * Normally, a block is 1x1 (a single pixel).  But for compressed formats
+ * a block may be 4x4 or 8x4, etc.
+ */
+GLuint
+_mesa_get_format_bytes(gl_format format)
+{
+   const struct gl_format_info *info = _mesa_get_format_info(format);
+   ASSERT(info->BytesPerBlock);
+   return info->BytesPerBlock;
+}
+
+
+/**
+ * Return bits per component for the given format.
+ * \param format  one of MESA_FORMAT_x
+ * \param pname  the component, such as GL_RED_BITS, GL_TEXTURE_BLUE_BITS, etc.
+ */
+GLint
+_mesa_get_format_bits(gl_format format, GLenum pname)
+{
+   const struct gl_format_info *info = _mesa_get_format_info(format);
+
+   switch (pname) {
+   case GL_RED_BITS:
+   case GL_TEXTURE_RED_SIZE:
+   case GL_RENDERBUFFER_RED_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
+      return info->RedBits;
+   case GL_GREEN_BITS:
+   case GL_TEXTURE_GREEN_SIZE:
+   case GL_RENDERBUFFER_GREEN_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
+      return info->GreenBits;
+   case GL_BLUE_BITS:
+   case GL_TEXTURE_BLUE_SIZE:
+   case GL_RENDERBUFFER_BLUE_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
+      return info->BlueBits;
+   case GL_ALPHA_BITS:
+   case GL_TEXTURE_ALPHA_SIZE:
+   case GL_RENDERBUFFER_ALPHA_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
+      return info->AlphaBits;
+   case GL_TEXTURE_INTENSITY_SIZE:
+      return info->IntensityBits;
+   case GL_TEXTURE_LUMINANCE_SIZE:
+      return info->LuminanceBits;
+   case GL_INDEX_BITS:
+   case GL_TEXTURE_INDEX_SIZE_EXT:
+      return info->IndexBits;
+   case GL_DEPTH_BITS:
+   case GL_TEXTURE_DEPTH_SIZE_ARB:
+   case GL_RENDERBUFFER_DEPTH_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
+      return info->DepthBits;
+   case GL_STENCIL_BITS:
+   case GL_TEXTURE_STENCIL_SIZE_EXT:
+   case GL_RENDERBUFFER_STENCIL_SIZE_EXT:
+   case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
+      return info->StencilBits;
+   default:
+      _mesa_problem(NULL, "bad pname in _mesa_get_format_bits()");
+      return 0;
+   }
+}
+
+
+/**
+ * Return the data type (or more specifically, the data representation)
+ * for the given format.
+ * The return value will be one of:
+ *    GL_UNSIGNED_NORMALIZED = unsigned int representing [0,1]
+ *    GL_SIGNED_NORMALIZED = signed int representing [-1, 1]
+ *    GL_UNSIGNED_INT = an ordinary unsigned integer
+ *    GL_FLOAT = an ordinary float
+ */
+GLenum
+_mesa_get_format_datatype(gl_format format)
+{
+   const struct gl_format_info *info = _mesa_get_format_info(format);
+   return info->DataType;
+}
+
+
+/**
+ * Return the basic format for the given type.  The result will be
+ * one of GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA,
+ * GL_INTENSITY, GL_YCBCR_MESA, GL_COLOR_INDEX, GL_DEPTH_COMPONENT,
+ * GL_STENCIL_INDEX, GL_DEPTH_STENCIL.
+ */
+GLenum
+_mesa_get_format_base_format(gl_format format)
+{
+   const struct gl_format_info *info = _mesa_get_format_info(format);
+   return info->BaseFormat;
+}
+
+
+/**
+ * Return the block size (in pixels) for the given format.  Normally
+ * the block size is 1x1.  But compressed formats will have block sizes
+ * of 4x4 or 8x4 pixels, etc.
+ * \param bw  returns block width in pixels
+ * \param bh  returns block height in pixels
+ */
+void
+_mesa_get_format_block_size(gl_format format, GLuint *bw, GLuint *bh)
+{
+   const struct gl_format_info *info = _mesa_get_format_info(format);
+   *bw = info->BlockWidth;
+   *bh = info->BlockHeight;
+}
+
+
+/** Is the given format a compressed format? */
+GLboolean
+_mesa_is_format_compressed(gl_format format)
+{
+   const struct gl_format_info *info = _mesa_get_format_info(format);
+   return info->BlockWidth > 1 || info->BlockHeight > 1;
+}
+
+
+/**
+ * Return color encoding for given format.
+ * \return GL_LINEAR or GL_SRGB
+ */
+GLenum
+_mesa_get_format_color_encoding(gl_format format)
+{
+   /* XXX this info should be encoded in gl_format_info */
+   switch (format) {
+   case MESA_FORMAT_SRGB8:
+   case MESA_FORMAT_SRGBA8:
+   case MESA_FORMAT_SARGB8:
+   case MESA_FORMAT_SL8:
+   case MESA_FORMAT_SLA8:
+   case MESA_FORMAT_SRGB_DXT1:
+   case MESA_FORMAT_SRGBA_DXT1:
+   case MESA_FORMAT_SRGBA_DXT3:
+   case MESA_FORMAT_SRGBA_DXT5:
+      return GL_SRGB;
+   default:
+      return GL_LINEAR;
+   }
+}
+
+
+/**
+ * Return number of bytes needed to store an image of the given size
+ * in the given format.
+ */
+GLuint
+_mesa_format_image_size(gl_format format, GLsizei width,
+                        GLsizei height, GLsizei depth)
+{
+   const struct gl_format_info *info = _mesa_get_format_info(format);
+   /* Strictly speaking, a conditional isn't needed here */
+   if (info->BlockWidth > 1 || info->BlockHeight > 1) {
+      /* compressed format */
+      const GLuint bw = info->BlockWidth, bh = info->BlockHeight;
+      const GLuint wblocks = (width + bw - 1) / bw;
+      const GLuint hblocks = (height + bh - 1) / bh;
+      const GLuint sz = wblocks * hblocks * info->BytesPerBlock;
+      return sz;
+   }
+   else {
+      /* non-compressed */
+      const GLuint sz = width * height * depth * info->BytesPerBlock;
+      return sz;
+   }
+}
+
+
+
+GLint
+_mesa_format_row_stride(gl_format format, GLsizei width)
+{
+   const struct gl_format_info *info = _mesa_get_format_info(format);
+   /* Strictly speaking, a conditional isn't needed here */
+   if (info->BlockWidth > 1 || info->BlockHeight > 1) {
+      /* compressed format */
+      const GLuint bw = info->BlockWidth;
+      const GLuint wblocks = (width + bw - 1) / bw;
+      const GLint stride = wblocks * info->BytesPerBlock;
+      return stride;
+   }
+   else {
+      const GLint stride = width * info->BytesPerBlock;
+      return stride;
+   }
+}
+
+
+
+/**
+ * Do sanity checking of the format info table.
+ */
+void
+_mesa_test_formats(void)
+{
+   GLuint i;
+
+   assert(Elements(format_info) == MESA_FORMAT_COUNT);
+
+   for (i = 0; i < MESA_FORMAT_COUNT; i++) {
+      const struct gl_format_info *info = _mesa_get_format_info(i);
+      assert(info);
+
+      assert(info->Name == i);
+
+      if (info->Name == MESA_FORMAT_NONE)
+         continue;
+
+      if (info->BlockWidth == 1 && info->BlockHeight == 1) {
+         if (info->RedBits > 0) {
+            GLuint t = info->RedBits + info->GreenBits
+               + info->BlueBits + info->AlphaBits;
+            assert(t / 8 == info->BytesPerBlock);
+         }
+      }
+
+      assert(info->DataType == GL_UNSIGNED_NORMALIZED ||
+             info->DataType == GL_SIGNED_NORMALIZED ||
+             info->DataType == GL_UNSIGNED_INT ||
+             info->DataType == GL_FLOAT);
+
+      if (info->BaseFormat == GL_RGB) {
+         assert(info->RedBits > 0);
+         assert(info->GreenBits > 0);
+         assert(info->BlueBits > 0);
+         assert(info->AlphaBits == 0);
+         assert(info->LuminanceBits == 0);
+         assert(info->IntensityBits == 0);
+      }
+      else if (info->BaseFormat == GL_RGBA) {
+         assert(info->RedBits > 0);
+         assert(info->GreenBits > 0);
+         assert(info->BlueBits > 0);
+         assert(info->AlphaBits > 0);
+         assert(info->LuminanceBits == 0);
+         assert(info->IntensityBits == 0);
+      }
+      else if (info->BaseFormat == GL_LUMINANCE) {
+         assert(info->RedBits == 0);
+         assert(info->GreenBits == 0);
+         assert(info->BlueBits == 0);
+         assert(info->AlphaBits == 0);
+         assert(info->LuminanceBits > 0);
+         assert(info->IntensityBits == 0);
+      }
+      else if (info->BaseFormat == GL_INTENSITY) {
+         assert(info->RedBits == 0);
+         assert(info->GreenBits == 0);
+         assert(info->BlueBits == 0);
+         assert(info->AlphaBits == 0);
+         assert(info->LuminanceBits == 0);
+         assert(info->IntensityBits > 0);
+      }
+
+   }
+}
+
+
+
+/**
+ * Return datatype and number of components per texel for the given gl_format.
+ * Only used for mipmap generation code.
+ */
+void
+_mesa_format_to_type_and_comps(gl_format format,
+                               GLenum *datatype, GLuint *comps)
+{
+   switch (format) {
+   case MESA_FORMAT_RGBA8888:
+   case MESA_FORMAT_RGBA8888_REV:
+   case MESA_FORMAT_ARGB8888:
+   case MESA_FORMAT_ARGB8888_REV:
+   case MESA_FORMAT_XRGB8888:
+      *datatype = GL_UNSIGNED_BYTE;
+      *comps = 4;
+      return;
+   case MESA_FORMAT_RGB888:
+   case MESA_FORMAT_BGR888:
+      *datatype = GL_UNSIGNED_BYTE;
+      *comps = 3;
+      return;
+   case MESA_FORMAT_RGB565:
+   case MESA_FORMAT_RGB565_REV:
+      *datatype = GL_UNSIGNED_SHORT_5_6_5;
+      *comps = 3;
+      return;
+
+   case MESA_FORMAT_ARGB4444:
+   case MESA_FORMAT_ARGB4444_REV:
+      *datatype = GL_UNSIGNED_SHORT_4_4_4_4;
+      *comps = 4;
+      return;
+
+   case MESA_FORMAT_ARGB1555:
+   case MESA_FORMAT_ARGB1555_REV:
+      *datatype = GL_UNSIGNED_SHORT_1_5_5_5_REV;
+      *comps = 4;
+      return;
+
+   case MESA_FORMAT_AL88:
+   case MESA_FORMAT_AL88_REV:
+      *datatype = GL_UNSIGNED_BYTE;
+      *comps = 2;
+      return;
+   case MESA_FORMAT_RGB332:
+      *datatype = GL_UNSIGNED_BYTE_3_3_2;
+      *comps = 3;
+      return;
+
+   case MESA_FORMAT_A8:
+   case MESA_FORMAT_L8:
+   case MESA_FORMAT_I8:
+   case MESA_FORMAT_CI8:
+      *datatype = GL_UNSIGNED_BYTE;
+      *comps = 1;
+      return;
+
+   case MESA_FORMAT_YCBCR:
+   case MESA_FORMAT_YCBCR_REV:
+      *datatype = GL_UNSIGNED_SHORT;
+      *comps = 2;
+      return;
+
+   case MESA_FORMAT_Z24_S8:
+      *datatype = GL_UNSIGNED_INT;
+      *comps = 1; /* XXX OK? */
+      return;
+
+   case MESA_FORMAT_S8_Z24:
+      *datatype = GL_UNSIGNED_INT;
+      *comps = 1; /* XXX OK? */
+      return;
+
+   case MESA_FORMAT_Z16:
+      *datatype = GL_UNSIGNED_SHORT;
+      *comps = 1;
+      return;
+
+   case MESA_FORMAT_X8_Z24:
+      *datatype = GL_UNSIGNED_INT;
+      *comps = 1;
+      return;
+
+   case MESA_FORMAT_Z32:
+      *datatype = GL_UNSIGNED_INT;
+      *comps = 1;
+      return;
+
+   case MESA_FORMAT_DUDV8:
+      *datatype = GL_BYTE;
+      *comps = 2;
+      return;
+
+   case MESA_FORMAT_SIGNED_RGBA8888:
+   case MESA_FORMAT_SIGNED_RGBA8888_REV:
+      *datatype = GL_BYTE;
+      *comps = 4;
+      return;
+   case MESA_FORMAT_SIGNED_RGBA_16:
+      *datatype = GL_SHORT;
+      *comps = 4;
+      return;
+
+#if FEATURE_EXT_texture_sRGB
+   case MESA_FORMAT_SRGB8:
+      *datatype = GL_UNSIGNED_BYTE;
+      *comps = 3;
+      return;
+   case MESA_FORMAT_SRGBA8:
+   case MESA_FORMAT_SARGB8:
+      *datatype = GL_UNSIGNED_BYTE;
+      *comps = 4;
+      return;
+   case MESA_FORMAT_SL8:
+      *datatype = GL_UNSIGNED_BYTE;
+      *comps = 1;
+      return;
+   case MESA_FORMAT_SLA8:
+      *datatype = GL_UNSIGNED_BYTE;
+      *comps = 2;
+      return;
+#endif
+
+#if FEATURE_texture_fxt1
+   case MESA_FORMAT_RGB_FXT1:
+   case MESA_FORMAT_RGBA_FXT1:
+#endif
+#if FEATURE_texture_s3tc
+   case MESA_FORMAT_RGB_DXT1:
+   case MESA_FORMAT_RGBA_DXT1:
+   case MESA_FORMAT_RGBA_DXT3:
+   case MESA_FORMAT_RGBA_DXT5:
+#if FEATURE_EXT_texture_sRGB
+   case MESA_FORMAT_SRGB_DXT1:
+   case MESA_FORMAT_SRGBA_DXT1:
+   case MESA_FORMAT_SRGBA_DXT3:
+   case MESA_FORMAT_SRGBA_DXT5:
+#endif
+      /* XXX generate error instead? */
+      *datatype = GL_UNSIGNED_BYTE;
+      *comps = 0;
+      return;
+#endif
+
+   case MESA_FORMAT_RGBA_FLOAT32:
+      *datatype = GL_FLOAT;
+      *comps = 4;
+      return;
+   case MESA_FORMAT_RGBA_FLOAT16:
+      *datatype = GL_HALF_FLOAT_ARB;
+      *comps = 4;
+      return;
+   case MESA_FORMAT_RGB_FLOAT32:
+      *datatype = GL_FLOAT;
+      *comps = 3;
+      return;
+   case MESA_FORMAT_RGB_FLOAT16:
+      *datatype = GL_HALF_FLOAT_ARB;
+      *comps = 3;
+      return;
+   case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32:
+      *datatype = GL_FLOAT;
+      *comps = 2;
+      return;
+   case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16:
+      *datatype = GL_HALF_FLOAT_ARB;
+      *comps = 2;
+      return;
+   case MESA_FORMAT_ALPHA_FLOAT32:
+   case MESA_FORMAT_LUMINANCE_FLOAT32:
+   case MESA_FORMAT_INTENSITY_FLOAT32:
+      *datatype = GL_FLOAT;
+      *comps = 1;
+      return;
+   case MESA_FORMAT_ALPHA_FLOAT16:
+   case MESA_FORMAT_LUMINANCE_FLOAT16:
+   case MESA_FORMAT_INTENSITY_FLOAT16:
+      *datatype = GL_HALF_FLOAT_ARB;
+      *comps = 1;
+      return;
+
+   default:
+      _mesa_problem(NULL, "bad format in _mesa_format_to_type_and_comps");
+      *datatype = 0;
+      *comps = 1;
+   }
+}
diff --git a/src/mesa/main/formats.h b/src/mesa/main/formats.h
new file mode 100644
index 00000000000..91ea023077f
--- /dev/null
+++ b/src/mesa/main/formats.h
@@ -0,0 +1,181 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  7.7
+ *
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ * Copyright (c) 2008-2009  VMware, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * Authors:
+ *   Brian Paul
+ */
+
+
+#ifndef FORMATS_H
+#define FORMATS_H
+
+
+#include "main/mtypes.h"
+
+
+
+/**
+ * Mesa texture/renderbuffer image formats.
+ */
+typedef enum
+{
+   MESA_FORMAT_NONE = 0,
+
+   /** 
+    * \name Basic hardware formats
+    */
+   /*@{*/
+				/* msb <------ TEXEL BITS -----------> lsb */
+				/* ---- ---- ---- ---- ---- ---- ---- ---- */
+   MESA_FORMAT_RGBA8888,	/* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
+   MESA_FORMAT_RGBA8888_REV,	/* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
+   MESA_FORMAT_ARGB8888,	/* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
+   MESA_FORMAT_ARGB8888_REV,	/* BBBB BBBB GGGG GGGG RRRR RRRR AAAA AAAA */
+   MESA_FORMAT_XRGB8888,	/* xxxx xxxx RRRR RRRR GGGG GGGG BBBB BBBB */
+   MESA_FORMAT_RGB888,		/*           RRRR RRRR GGGG GGGG BBBB BBBB */
+   MESA_FORMAT_BGR888,		/*           BBBB BBBB GGGG GGGG RRRR RRRR */
+   MESA_FORMAT_RGB565,		/*                     RRRR RGGG GGGB BBBB */
+   MESA_FORMAT_RGB565_REV,	/*                     GGGB BBBB RRRR RGGG */
+   MESA_FORMAT_ARGB4444,	/*                     AAAA RRRR GGGG BBBB */
+   MESA_FORMAT_ARGB4444_REV,	/*                     GGGG BBBB AAAA RRRR */
+   MESA_FORMAT_RGBA5551,        /*                     RRRR RGGG GGBB BBBA */
+   MESA_FORMAT_ARGB1555,	/*                     ARRR RRGG GGGB BBBB */
+   MESA_FORMAT_ARGB1555_REV,	/*                     GGGB BBBB ARRR RRGG */
+   MESA_FORMAT_AL88,		/*                     AAAA AAAA LLLL LLLL */
+   MESA_FORMAT_AL88_REV,	/*                     LLLL LLLL AAAA AAAA */
+   MESA_FORMAT_RGB332,		/*                               RRRG GGBB */
+   MESA_FORMAT_A8,		/*                               AAAA AAAA */
+   MESA_FORMAT_L8,		/*                               LLLL LLLL */
+   MESA_FORMAT_I8,		/*                               IIII IIII */
+   MESA_FORMAT_CI8,		/*                               CCCC CCCC */
+   MESA_FORMAT_YCBCR,		/*                     YYYY YYYY UorV UorV */
+   MESA_FORMAT_YCBCR_REV,	/*                     UorV UorV YYYY YYYY */
+   MESA_FORMAT_Z24_S8,          /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ SSSS SSSS */
+   MESA_FORMAT_S8_Z24,          /* SSSS SSSS ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
+   MESA_FORMAT_Z16,             /*                     ZZZZ ZZZZ ZZZZ ZZZZ */
+   MESA_FORMAT_X8_Z24,          /* xxxx xxxx ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
+   MESA_FORMAT_Z32,             /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
+   MESA_FORMAT_S8,              /*                               SSSS SSSS */
+   /*@}*/
+
+   /**
+    * \name 8-bit/channel sRGB formats
+    */
+   /*@{*/
+   MESA_FORMAT_SRGB8,
+   MESA_FORMAT_SRGBA8,
+   MESA_FORMAT_SARGB8,
+   MESA_FORMAT_SL8,
+   MESA_FORMAT_SLA8,
+   MESA_FORMAT_SRGB_DXT1,
+   MESA_FORMAT_SRGBA_DXT1,
+   MESA_FORMAT_SRGBA_DXT3,
+   MESA_FORMAT_SRGBA_DXT5,
+   /*@}*/
+
+   /**
+    * \name Compressed texture formats.
+    */
+   /*@{*/
+   MESA_FORMAT_RGB_FXT1,
+   MESA_FORMAT_RGBA_FXT1,
+   MESA_FORMAT_RGB_DXT1,
+   MESA_FORMAT_RGBA_DXT1,
+   MESA_FORMAT_RGBA_DXT3,
+   MESA_FORMAT_RGBA_DXT5,
+   /*@}*/
+
+   /**
+    * \name Floating point texture formats.
+    */
+   /*@{*/
+   MESA_FORMAT_RGBA_FLOAT32,
+   MESA_FORMAT_RGBA_FLOAT16,
+   MESA_FORMAT_RGB_FLOAT32,
+   MESA_FORMAT_RGB_FLOAT16,
+   MESA_FORMAT_ALPHA_FLOAT32,
+   MESA_FORMAT_ALPHA_FLOAT16,
+   MESA_FORMAT_LUMINANCE_FLOAT32,
+   MESA_FORMAT_LUMINANCE_FLOAT16,
+   MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32,
+   MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16,
+   MESA_FORMAT_INTENSITY_FLOAT32,
+   MESA_FORMAT_INTENSITY_FLOAT16,
+   /*@}*/
+
+   /**
+    * \name Signed fixed point texture formats.
+    */
+   /*@{*/
+   MESA_FORMAT_DUDV8,
+   MESA_FORMAT_SIGNED_RGBA8888,
+   MESA_FORMAT_SIGNED_RGBA8888_REV,
+   MESA_FORMAT_SIGNED_RGBA_16,
+   /*@}*/
+
+   MESA_FORMAT_COUNT,
+} gl_format;
+
+
+extern const char *
+_mesa_get_format_name(gl_format format);
+
+extern GLuint
+_mesa_get_format_bytes(gl_format format);
+
+extern GLint
+_mesa_get_format_bits(gl_format format, GLenum pname);
+
+extern GLenum
+_mesa_get_format_datatype(gl_format format);
+
+extern GLenum
+_mesa_get_format_base_format(gl_format format);
+
+extern void
+_mesa_get_format_block_size(gl_format format, GLuint *bw, GLuint *bh);
+
+extern GLboolean
+_mesa_is_format_compressed(gl_format format);
+
+extern GLenum
+_mesa_get_format_color_encoding(gl_format format);
+
+extern GLuint
+_mesa_format_image_size(gl_format format, GLsizei width,
+                        GLsizei height, GLsizei depth);
+
+extern GLint
+_mesa_format_row_stride(gl_format format, GLsizei width);
+
+extern void
+_mesa_format_to_type_and_comps(gl_format format,
+                               GLenum *datatype, GLuint *comps);
+
+extern void
+_mesa_test_formats(void);
+
+#endif /* FORMATS_H */
diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c
index dc79b8ca61a..154dedacd50 100644
--- a/src/mesa/main/framebuffer.c
+++ b/src/mesa/main/framebuffer.c
@@ -35,6 +35,7 @@
 #include "buffers.h"
 #include "context.h"
 #include "depthstencil.h"
+#include "formats.h"
 #include "macros.h"
 #include "mtypes.h"
 #include "fbobject.h"
@@ -281,7 +282,6 @@ _mesa_resize_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb,
          struct gl_renderbuffer *rb = att->Renderbuffer;
          /* only resize if size is changing */
          if (rb->Width != width || rb->Height != height) {
-            /* could just as well pass rb->_ActualFormat here */
             if (rb->AllocStorage(ctx, rb, rb->InternalFormat, width, height)) {
                ASSERT(rb->Width == width);
                ASSERT(rb->Height == height);
@@ -523,19 +523,22 @@ _mesa_update_framebuffer_visual(struct gl_framebuffer *fb)
    for (i = 0; i < BUFFER_COUNT; i++) {
       if (fb->Attachment[i].Renderbuffer) {
          const struct gl_renderbuffer *rb = fb->Attachment[i].Renderbuffer;
-         if (rb->_BaseFormat == GL_RGBA || rb->_BaseFormat == GL_RGB) {
-            fb->Visual.redBits = rb->RedBits;
-            fb->Visual.greenBits = rb->GreenBits;
-            fb->Visual.blueBits = rb->BlueBits;
-            fb->Visual.alphaBits = rb->AlphaBits;
+         const GLenum baseFormat = _mesa_get_format_base_format(rb->Format);
+         const gl_format fmt = rb->Format;
+         
+         if (baseFormat == GL_RGBA || baseFormat == GL_RGB) {
+            fb->Visual.redBits = _mesa_get_format_bits(fmt, GL_RED_BITS);
+            fb->Visual.greenBits = _mesa_get_format_bits(fmt, GL_GREEN_BITS);
+            fb->Visual.blueBits = _mesa_get_format_bits(fmt, GL_BLUE_BITS);
+            fb->Visual.alphaBits = _mesa_get_format_bits(fmt, GL_ALPHA_BITS);
             fb->Visual.rgbBits = fb->Visual.redBits
                + fb->Visual.greenBits + fb->Visual.blueBits;
             fb->Visual.floatMode = GL_FALSE;
             fb->Visual.samples = rb->NumSamples;
             break;
          }
-         else if (rb->_BaseFormat == GL_COLOR_INDEX) {
-            fb->Visual.indexBits = rb->IndexBits;
+         else if (baseFormat == GL_COLOR_INDEX) {
+            fb->Visual.indexBits = _mesa_get_format_bits(fmt, GL_INDEX_BITS);
             fb->Visual.rgbMode = GL_FALSE;
             break;
          }
@@ -543,27 +546,30 @@ _mesa_update_framebuffer_visual(struct gl_framebuffer *fb)
    }
 
    if (fb->Attachment[BUFFER_DEPTH].Renderbuffer) {
+      const struct gl_renderbuffer *rb =
+         fb->Attachment[BUFFER_DEPTH].Renderbuffer;
+      const gl_format fmt = rb->Format;
       fb->Visual.haveDepthBuffer = GL_TRUE;
-      fb->Visual.depthBits
-         = fb->Attachment[BUFFER_DEPTH].Renderbuffer->DepthBits;
+      fb->Visual.depthBits = _mesa_get_format_bits(fmt, GL_DEPTH_BITS);
    }
 
    if (fb->Attachment[BUFFER_STENCIL].Renderbuffer) {
+      const struct gl_renderbuffer *rb =
+         fb->Attachment[BUFFER_STENCIL].Renderbuffer;
+      const gl_format fmt = rb->Format;
       fb->Visual.haveStencilBuffer = GL_TRUE;
-      fb->Visual.stencilBits
-         = fb->Attachment[BUFFER_STENCIL].Renderbuffer->StencilBits;
+      fb->Visual.stencilBits = _mesa_get_format_bits(fmt, GL_STENCIL_BITS);
    }
 
    if (fb->Attachment[BUFFER_ACCUM].Renderbuffer) {
+      const struct gl_renderbuffer *rb =
+         fb->Attachment[BUFFER_ACCUM].Renderbuffer;
+      const gl_format fmt = rb->Format;
       fb->Visual.haveAccumBuffer = GL_TRUE;
-      fb->Visual.accumRedBits
-         = fb->Attachment[BUFFER_ACCUM].Renderbuffer->RedBits;
-      fb->Visual.accumGreenBits
-         = fb->Attachment[BUFFER_ACCUM].Renderbuffer->GreenBits;
-      fb->Visual.accumBlueBits
-         = fb->Attachment[BUFFER_ACCUM].Renderbuffer->BlueBits;
-      fb->Visual.accumAlphaBits
-         = fb->Attachment[BUFFER_ACCUM].Renderbuffer->AlphaBits;
+      fb->Visual.accumRedBits = _mesa_get_format_bits(fmt, GL_RED_BITS);
+      fb->Visual.accumGreenBits = _mesa_get_format_bits(fmt, GL_GREEN_BITS);
+      fb->Visual.accumBlueBits = _mesa_get_format_bits(fmt, GL_BLUE_BITS);
+      fb->Visual.accumAlphaBits = _mesa_get_format_bits(fmt, GL_ALPHA_BITS);
    }
 
    compute_depth_max(fb);
@@ -592,11 +598,11 @@ _mesa_update_depth_buffer(GLcontext *ctx,
 
    depthRb = fb->Attachment[attIndex].Renderbuffer;
 
-   if (depthRb && depthRb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT) {
+   if (depthRb && depthRb->_BaseFormat == GL_DEPTH_STENCIL) {
       /* The attached depth buffer is a GL_DEPTH_STENCIL renderbuffer */
       if (!fb->_DepthBuffer
           || fb->_DepthBuffer->Wrapped != depthRb
-          || fb->_DepthBuffer->_BaseFormat != GL_DEPTH_COMPONENT) {
+          || _mesa_get_format_base_format(fb->_DepthBuffer->Format) != GL_DEPTH_COMPONENT) {
          /* need to update wrapper */
          struct gl_renderbuffer *wrapper
             = _mesa_new_z24_renderbuffer_wrapper(ctx, depthRb);
@@ -633,11 +639,11 @@ _mesa_update_stencil_buffer(GLcontext *ctx,
 
    stencilRb = fb->Attachment[attIndex].Renderbuffer;
 
-   if (stencilRb && stencilRb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT) {
+   if (stencilRb && stencilRb->_BaseFormat == GL_DEPTH_STENCIL) {
       /* The attached stencil buffer is a GL_DEPTH_STENCIL renderbuffer */
       if (!fb->_StencilBuffer
           || fb->_StencilBuffer->Wrapped != stencilRb
-          || fb->_StencilBuffer->_BaseFormat != GL_STENCIL_INDEX) {
+          || _mesa_get_format_base_format(fb->_StencilBuffer->Format) != GL_STENCIL_INDEX) {
          /* need to update wrapper */
          struct gl_renderbuffer *wrapper
             = _mesa_new_s8_renderbuffer_wrapper(ctx, stencilRb);
@@ -854,30 +860,32 @@ _mesa_source_buffer_exists(GLcontext *ctx, GLenum format)
       if (ctx->ReadBuffer->_ColorReadBuffer == NULL) {
          return GL_FALSE;
       }
-      ASSERT(ctx->ReadBuffer->_ColorReadBuffer->RedBits > 0 ||
-             ctx->ReadBuffer->_ColorReadBuffer->IndexBits > 0);
+      ASSERT(_mesa_get_format_bits(ctx->ReadBuffer->_ColorReadBuffer->Format, GL_RED_BITS) > 0 ||
+             _mesa_get_format_bits(ctx->ReadBuffer->_ColorReadBuffer->Format, GL_INDEX_BITS) > 0);
       break;
    case GL_DEPTH:
    case GL_DEPTH_COMPONENT:
       if (!att[BUFFER_DEPTH].Renderbuffer) {
          return GL_FALSE;
       }
-      ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
+      /*ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);*/
       break;
    case GL_STENCIL:
    case GL_STENCIL_INDEX:
       if (!att[BUFFER_STENCIL].Renderbuffer) {
          return GL_FALSE;
       }
-      ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
+      /*ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);*/
       break;
    case GL_DEPTH_STENCIL_EXT:
       if (!att[BUFFER_DEPTH].Renderbuffer ||
           !att[BUFFER_STENCIL].Renderbuffer) {
          return GL_FALSE;
       }
+      /*
       ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
       ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
+      */
       break;
    default:
       _mesa_problem(ctx,
@@ -932,22 +940,24 @@ _mesa_dest_buffer_exists(GLcontext *ctx, GLenum format)
       if (!att[BUFFER_DEPTH].Renderbuffer) {
          return GL_FALSE;
       }
-      ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
+      /*ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);*/
       break;
    case GL_STENCIL:
    case GL_STENCIL_INDEX:
       if (!att[BUFFER_STENCIL].Renderbuffer) {
          return GL_FALSE;
       }
-      ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
+      /*ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);*/
       break;
    case GL_DEPTH_STENCIL_EXT:
       if (!att[BUFFER_DEPTH].Renderbuffer ||
           !att[BUFFER_STENCIL].Renderbuffer) {
          return GL_FALSE;
       }
+      /*
       ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
       ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
+      */
       break;
    default:
       _mesa_problem(ctx,
diff --git a/src/mesa/main/mipmap.c b/src/mesa/main/mipmap.c
index c3928fa513f..7350c7a3d2c 100644
--- a/src/mesa/main/mipmap.c
+++ b/src/mesa/main/mipmap.c
@@ -28,10 +28,11 @@
  */
 
 #include "imports.h"
+#include "formats.h"
 #include "mipmap.h"
 #include "texcompress.h"
-#include "texformat.h"
 #include "teximage.h"
+#include "texstore.h"
 #include "image.h"
 
 
@@ -1493,7 +1494,7 @@ _mesa_generate_mipmap(GLcontext *ctx, GLenum target,
                       struct gl_texture_object *texObj)
 {
    const struct gl_texture_image *srcImage;
-   const struct gl_texture_format *convertFormat;
+   gl_format convertFormat;
    const GLubyte *srcData = NULL;
    GLubyte *dstData = NULL;
    GLint level, maxLevels;
@@ -1508,7 +1509,8 @@ _mesa_generate_mipmap(GLcontext *ctx, GLenum target,
    ASSERT(maxLevels > 0);  /* bad target */
 
    /* Find convertFormat - the format that do_row() will process */
-   if (srcImage->IsCompressed) {
+
+   if (_mesa_is_format_compressed(srcImage->TexFormat)) {
       /* setup for compressed textures - need to allocate temporary
        * image buffers to hold uncompressed images.
        */
@@ -1520,11 +1522,11 @@ _mesa_generate_mipmap(GLcontext *ctx, GLenum target,
              texObj->Target == GL_TEXTURE_CUBE_MAP_ARB);
 
       if (srcImage->_BaseFormat == GL_RGB) {
-         convertFormat = &_mesa_texformat_rgb;
+         convertFormat = MESA_FORMAT_RGB888;
          components = 3;
       }
       else if (srcImage->_BaseFormat == GL_RGBA) {
-         convertFormat = &_mesa_texformat_rgba;
+         convertFormat = MESA_FORMAT_RGBA8888;
          components = 4;
       }
       else {
@@ -1588,7 +1590,11 @@ _mesa_generate_mipmap(GLcontext *ctx, GLenum target,
                                          &dstWidth, &dstHeight, &dstDepth);
       if (!nextLevel) {
          /* all done */
-         break;
+         if (_mesa_is_format_compressed(srcImage->TexFormat)) {
+            _mesa_free((void *) srcData);
+            _mesa_free(dstData);
+         }
+         return;
       }
 
       /* get dest gl_texture_image */
@@ -1609,25 +1615,17 @@ _mesa_generate_mipmap(GLcontext *ctx, GLenum target,
       dstImage->TexFormat = srcImage->TexFormat;
       dstImage->FetchTexelc = srcImage->FetchTexelc;
       dstImage->FetchTexelf = srcImage->FetchTexelf;
-      dstImage->IsCompressed = srcImage->IsCompressed;
-      if (dstImage->IsCompressed) {
-         dstImage->CompressedSize
-            = ctx->Driver.CompressedTextureSize(ctx, dstImage->Width,
-                                              dstImage->Height,
-                                              dstImage->Depth,
-                                              dstImage->TexFormat->MesaFormat);
-         ASSERT(dstImage->CompressedSize > 0);
-      }
-
-      ASSERT(dstImage->TexFormat);
-      ASSERT(dstImage->FetchTexelc);
-      ASSERT(dstImage->FetchTexelf);
 
       /* Alloc new teximage data buffer.
        * Setup src and dest data pointers.
        */
-      if (dstImage->IsCompressed) {
-         dstImage->Data = _mesa_alloc_texmemory(dstImage->CompressedSize);
+      if (_mesa_is_format_compressed(dstImage->TexFormat)) {
+         GLuint dstCompressedSize = 
+            _mesa_format_image_size(dstImage->TexFormat, dstImage->Width,
+                                    dstImage->Height, dstImage->Depth);
+         ASSERT(dstCompressedSize > 0);
+
+         dstImage->Data = _mesa_alloc_texmemory(dstCompressedSize);
          if (!dstImage->Data) {
             _mesa_error(ctx, GL_OUT_OF_MEMORY, "generating mipmaps");
             return;
@@ -1637,7 +1635,7 @@ _mesa_generate_mipmap(GLcontext *ctx, GLenum target,
          ASSERT(dstData);
       }
       else {
-         bytesPerTexel = dstImage->TexFormat->TexelBytes;
+         bytesPerTexel = _mesa_get_format_bytes(dstImage->TexFormat);
          ASSERT(dstWidth * dstHeight * dstDepth * bytesPerTexel > 0);
          dstImage->Data = _mesa_alloc_texmemory(dstWidth * dstHeight
                                                 * dstDepth * bytesPerTexel);
@@ -1649,6 +1647,10 @@ _mesa_generate_mipmap(GLcontext *ctx, GLenum target,
          dstData = (GLubyte *) dstImage->Data;
       }
 
+      ASSERT(dstImage->TexFormat);
+      ASSERT(dstImage->FetchTexelc);
+      ASSERT(dstImage->FetchTexelf);
+
       _mesa_generate_mipmap_level(target, datatype, comps, border,
                                   srcWidth, srcHeight, srcDepth, 
                                   srcData, srcImage->RowStride,
@@ -1656,22 +1658,24 @@ _mesa_generate_mipmap(GLcontext *ctx, GLenum target,
                                   dstData, dstImage->RowStride);
 
 
-      if (dstImage->IsCompressed) {
+      if (_mesa_is_format_compressed(dstImage->TexFormat)) {
          GLubyte *temp;
          /* compress image from dstData into dstImage->Data */
-         const GLenum srcFormat = convertFormat->BaseFormat;
+         const GLenum srcFormat = _mesa_get_format_base_format(convertFormat);
          GLint dstRowStride
-            = _mesa_compressed_row_stride(dstImage->TexFormat->MesaFormat, dstWidth);
+            = _mesa_format_row_stride(dstImage->TexFormat, dstWidth);
          ASSERT(srcFormat == GL_RGB || srcFormat == GL_RGBA);
-         dstImage->TexFormat->StoreImage(ctx, 2, dstImage->_BaseFormat,
-                                         dstImage->TexFormat,
-                                         dstImage->Data,
-                                         0, 0, 0, /* dstX/Y/Zoffset */
-                                         dstRowStride, 0, /* strides */
-                                         dstWidth, dstHeight, 1, /* size */
-                                         srcFormat, CHAN_TYPE,
-                                         dstData, /* src data, actually */
-                                         &ctx->DefaultPacking);
+
+         _mesa_texstore(ctx, 2, dstImage->_BaseFormat,
+                        dstImage->TexFormat,
+                        dstImage->Data,
+                        0, 0, 0, /* dstX/Y/Zoffset */
+                        dstRowStride, 0, /* strides */
+                        dstWidth, dstHeight, 1, /* size */
+                        srcFormat, CHAN_TYPE,
+                        dstData, /* src data, actually */
+                        &ctx->DefaultPacking);
+
          /* swap src and dest pointers */
          temp = (GLubyte *) srcData;
          srcData = dstData;
@@ -1679,12 +1683,6 @@ _mesa_generate_mipmap(GLcontext *ctx, GLenum target,
       }
 
    } /* loop over mipmap levels */
-
-   if (srcImage->IsCompressed) {
-      /* free uncompressed image buffers */
-      _mesa_free((void *) srcData);
-      _mesa_free(dstData);
-   }
 }
 
 
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 052fbaaaeab..41acc6fddaa 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1115,91 +1115,6 @@ typedef void (*StoreTexelFunc)(struct gl_texture_image *texImage,
 
 
 /**
- * This macro defines the (many) parameters to the texstore functions.
- * \param dims  either 1 or 2 or 3
- * \param baseInternalFormat  user-specified base internal format
- * \param dstFormat  destination Mesa texture format
- * \param dstAddr  destination image address
- * \param dstX/Y/Zoffset  destination x/y/z offset (ala TexSubImage), in texels
- * \param dstRowStride  destination image row stride, in bytes
- * \param dstImageOffsets  offset of each 2D slice within 3D texture, in texels
- * \param srcWidth/Height/Depth  source image size, in pixels
- * \param srcFormat  incoming image format
- * \param srcType  incoming image data type
- * \param srcAddr  source image address
- * \param srcPacking  source image packing parameters
- */
-#define TEXSTORE_PARAMS \
-	GLcontext *ctx, GLuint dims, \
-	GLenum baseInternalFormat, \
-	const struct gl_texture_format *dstFormat, \
-	GLvoid *dstAddr, \
-	GLint dstXoffset, GLint dstYoffset, GLint dstZoffset, \
-	GLint dstRowStride, const GLuint *dstImageOffsets, \
-	GLint srcWidth, GLint srcHeight, GLint srcDepth, \
-	GLenum srcFormat, GLenum srcType, \
-	const GLvoid *srcAddr, \
-	const struct gl_pixelstore_attrib *srcPacking
-
-
-
-/**
- * Texture image storage function.
- */
-typedef GLboolean (*StoreTexImageFunc)(TEXSTORE_PARAMS);
-
-
-/**
- * Texture format record 
- */
-struct gl_texture_format
-{
-   GLint MesaFormat;		/**< One of the MESA_FORMAT_* values */
-
-   GLenum BaseFormat;		/**< Either GL_RGB, GL_RGBA, GL_ALPHA,
-				 *   GL_LUMINANCE, GL_LUMINANCE_ALPHA,
-				 *   GL_INTENSITY, GL_COLOR_INDEX or
-				 *   GL_DEPTH_COMPONENT.
-				 */
-   GLenum DataType;		/**< GL_FLOAT or GL_UNSIGNED_NORMALIZED_ARB */
-
-   /**
-    * Bits per texel component.  These are just rough approximations
-    * for compressed texture formats.
-    */
-   /*@{*/
-   GLubyte RedBits;
-   GLubyte GreenBits;
-   GLubyte BlueBits;
-   GLubyte AlphaBits;
-   GLubyte LuminanceBits;
-   GLubyte IntensityBits;
-   GLubyte IndexBits;
-   GLubyte DepthBits;
-   GLubyte StencilBits; 	/**< GL_EXT_packed_depth_stencil */
-   /*@}*/
-
-   GLuint TexelBytes;		/**< Bytes per texel, 0 if compressed format */
-
-   StoreTexImageFunc StoreImage;
-
-   /**
-    * \name Texel fetch function pointers
-    */
-   /*@{*/
-   FetchTexelFuncC FetchTexel1D;
-   FetchTexelFuncC FetchTexel2D;
-   FetchTexelFuncC FetchTexel3D;
-   FetchTexelFuncF FetchTexel1Df;
-   FetchTexelFuncF FetchTexel2Df;
-   FetchTexelFuncF FetchTexel3Df;
-   /*@}*/
-
-   StoreTexelFunc StoreTexel;
-};
-
-
-/**
  * Texture image state.  Describes the dimensions of a texture image,
  * the texel format and pointers to Texel Fetch functions.
  */
@@ -1229,16 +1144,13 @@ struct gl_texture_image
    GLboolean IsClientData;	/**< Data owned by client? */
    GLboolean _IsPowerOfTwo;	/**< Are all dimensions powers of two? */
 
-   const struct gl_texture_format *TexFormat;
+   GLuint TexFormat; /**< XXX Really gl_format */
 
    struct gl_texture_object *TexObject;  /**< Pointer back to parent object */
 
    FetchTexelFuncC FetchTexelc;	/**< GLchan texel fetch function pointer */
    FetchTexelFuncF FetchTexelf;	/**< Float texel fetch function pointer */
 
-   GLboolean IsCompressed;	/**< GL_ARB_texture_compression */
-   GLuint CompressedSize;	/**< GL_ARB_texture_compression */
-
    GLuint RowStride;		/**< Padded width in units of texels */
    GLuint *ImageOffsets;        /**< if 3D texture: array [Depth] of offsets to
                                      each 2D slice in 'Data', in texels */
@@ -2158,19 +2070,9 @@ struct gl_renderbuffer
    GLint RefCount;
    GLuint Width, Height;
    GLenum InternalFormat; /**< The user-specified format */
-   GLenum _ActualFormat;  /**< The driver-chosen format */
    GLenum _BaseFormat;    /**< Either GL_RGB, GL_RGBA, GL_DEPTH_COMPONENT or
                                GL_STENCIL_INDEX. */
-   GLenum ColorEncoding; /**< GL_LINEAR or GL_SRGB */
-   GLenum ComponentType; /**< GL_FLOAT, GL_INT, GL_UNSIGNED_INT,
-                              GL_UNSIGNED_NORMALIZED or GL_INDEX */
-   GLubyte RedBits;      /**< Bits of red per pixel */
-   GLubyte GreenBits;
-   GLubyte BlueBits;
-   GLubyte AlphaBits;
-   GLubyte IndexBits;
-   GLubyte DepthBits;
-   GLubyte StencilBits;
+   GLuint Format;         /**< The actual format: MESA_FORMAT_x */
    GLubyte NumSamples;
 
    GLenum DataType;      /**< Type of values passed to the Get/Put functions */
diff --git a/src/mesa/main/rbadaptors.c b/src/mesa/main/rbadaptors.c
index c1ac0606c86..1060c5796ed 100644
--- a/src/mesa/main/rbadaptors.c
+++ b/src/mesa/main/rbadaptors.c
@@ -218,14 +218,10 @@ _mesa_new_renderbuffer_16wrap8(GLcontext *ctx, struct gl_renderbuffer *rb8)
       _glthread_UNLOCK_MUTEX(rb8->Mutex);
 
       rb16->InternalFormat = rb8->InternalFormat;
-      rb16->_ActualFormat = rb8->_ActualFormat;
+      rb16->Format = rb8->Format; /* XXX is this right? */
       rb16->_BaseFormat = rb8->_BaseFormat;
       rb16->DataType = GL_UNSIGNED_SHORT;
       /* Note: passing through underlying bits/channel */
-      rb16->RedBits = rb8->RedBits;
-      rb16->GreenBits = rb8->GreenBits;
-      rb16->BlueBits = rb8->BlueBits;
-      rb16->AlphaBits = rb8->AlphaBits;
       rb16->Wrapped = rb8;
 
       rb16->AllocStorage = AllocStorage_wrapper;
@@ -385,14 +381,10 @@ _mesa_new_renderbuffer_32wrap8(GLcontext *ctx, struct gl_renderbuffer *rb8)
       _glthread_UNLOCK_MUTEX(rb8->Mutex);
 
       rb32->InternalFormat = rb8->InternalFormat;
-      rb32->_ActualFormat = rb8->_ActualFormat;
+      rb32->Format = rb8->Format;  /* XXX is this right? */
       rb32->_BaseFormat = rb8->_BaseFormat;
       rb32->DataType = GL_FLOAT;
       /* Note: passing through underlying bits/channel */
-      rb32->RedBits = rb8->RedBits;
-      rb32->GreenBits = rb8->GreenBits;
-      rb32->BlueBits = rb8->BlueBits;
-      rb32->AlphaBits = rb8->AlphaBits;
       rb32->Wrapped = rb8;
 
       rb32->AllocStorage = AllocStorage_wrapper;
@@ -552,14 +544,10 @@ _mesa_new_renderbuffer_32wrap16(GLcontext *ctx, struct gl_renderbuffer *rb16)
       _glthread_UNLOCK_MUTEX(rb16->Mutex);
 
       rb32->InternalFormat = rb16->InternalFormat;
-      rb32->_ActualFormat = rb16->_ActualFormat;
+      rb32->Format = rb16->Format;  /* XXX is this right? */
       rb32->_BaseFormat = rb16->_BaseFormat;
       rb32->DataType = GL_FLOAT;
       /* Note: passing through underlying bits/channel */
-      rb32->RedBits = rb16->RedBits;
-      rb32->GreenBits = rb16->GreenBits;
-      rb32->BlueBits = rb16->BlueBits;
-      rb32->AlphaBits = rb16->AlphaBits;
       rb32->Wrapped = rb16;
 
       rb32->AllocStorage = AllocStorage_wrapper;
diff --git a/src/mesa/main/renderbuffer.c b/src/mesa/main/renderbuffer.c
index 5bef7c84fb2..3bb062bae2a 100644
--- a/src/mesa/main/renderbuffer.c
+++ b/src/mesa/main/renderbuffer.c
@@ -43,6 +43,8 @@
 #include "glheader.h"
 #include "imports.h"
 #include "context.h"
+#include "fbobject.h"
+#include "formats.h"
 #include "mtypes.h"
 #include "fbobject.h"
 #include "renderbuffer.h"
@@ -72,7 +74,7 @@ get_pointer_ubyte(GLcontext *ctx, struct gl_renderbuffer *rb,
    if (!rb->Data)
       return NULL;
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   /* Can't assert _ActualFormat since these funcs may be used for serveral
+   /* Can't assert rb->Format since these funcs may be used for serveral
     * different formats (GL_ALPHA8, GL_STENCIL_INDEX8, etc).
     */
    return (GLubyte *) rb->Data + y * rb->Width + x;
@@ -448,7 +450,7 @@ static void *
 get_pointer_ubyte3(GLcontext *ctx, struct gl_renderbuffer *rb,
                    GLint x, GLint y)
 {
-   ASSERT(rb->_ActualFormat == GL_RGB8);
+   ASSERT(rb->Format == MESA_FORMAT_RGB888);
    /* No direct access since this buffer is RGB but caller will be
     * treating it as if it were RGBA.
     */
@@ -463,7 +465,7 @@ get_row_ubyte3(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    const GLubyte *src = (const GLubyte *) rb->Data + 3 * (y * rb->Width + x);
    GLubyte *dst = (GLubyte *) values;
    GLuint i;
-   ASSERT(rb->_ActualFormat == GL_RGB8);
+   ASSERT(rb->Format == MESA_FORMAT_RGB888);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
    for (i = 0; i < count; i++) {
       dst[i * 4 + 0] = src[i * 3 + 0];
@@ -480,7 +482,7 @@ get_values_ubyte3(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
 {
    GLubyte *dst = (GLubyte *) values;
    GLuint i;
-   ASSERT(rb->_ActualFormat == GL_RGB8);
+   ASSERT(rb->Format == MESA_FORMAT_RGB888);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
    for (i = 0; i < count; i++) {
       const GLubyte *src
@@ -501,7 +503,7 @@ put_row_ubyte3(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    const GLubyte *src = (const GLubyte *) values;
    GLubyte *dst = (GLubyte *) rb->Data + 3 * (y * rb->Width + x);
    GLuint i;
-   ASSERT(rb->_ActualFormat == GL_RGB8);
+   ASSERT(rb->Format == MESA_FORMAT_RGB888);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
    for (i = 0; i < count; i++) {
       if (!mask || mask[i]) {
@@ -521,7 +523,7 @@ put_row_rgb_ubyte3(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    const GLubyte *src = (const GLubyte *) values;
    GLubyte *dst = (GLubyte *) rb->Data + 3 * (y * rb->Width + x);
    GLuint i;
-   ASSERT(rb->_ActualFormat == GL_RGB8);
+   ASSERT(rb->Format == MESA_FORMAT_RGB888);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
    for (i = 0; i < count; i++) {
       if (!mask || mask[i]) {
@@ -542,7 +544,7 @@ put_mono_row_ubyte3(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    const GLubyte val1 = ((const GLubyte *) value)[1];
    const GLubyte val2 = ((const GLubyte *) value)[2];
    GLubyte *dst = (GLubyte *) rb->Data + 3 * (y * rb->Width + x);
-   ASSERT(rb->_ActualFormat == GL_RGB8);
+   ASSERT(rb->Format == MESA_FORMAT_RGB888);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
    if (!mask && val0 == val1 && val1 == val2) {
       /* optimized case */
@@ -569,7 +571,7 @@ put_values_ubyte3(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    /* note: incoming values are RGB+A! */
    const GLubyte *src = (const GLubyte *) values;
    GLuint i;
-   ASSERT(rb->_ActualFormat == GL_RGB8);
+   ASSERT(rb->Format == MESA_FORMAT_RGB888);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
    for (i = 0; i < count; i++) {
       if (!mask || mask[i]) {
@@ -592,7 +594,7 @@ put_mono_values_ubyte3(GLcontext *ctx, struct gl_renderbuffer *rb,
    const GLubyte val1 = ((const GLubyte *) value)[1];
    const GLubyte val2 = ((const GLubyte *) value)[2];
    GLuint i;
-   ASSERT(rb->_ActualFormat == GL_RGB8);
+   ASSERT(rb->Format == MESA_FORMAT_RGB888);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
    for (i = 0; i < count; i++) {
       if (!mask || mask[i]) {
@@ -617,7 +619,7 @@ get_pointer_ubyte4(GLcontext *ctx, struct gl_renderbuffer *rb,
    if (!rb->Data)
       return NULL;
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->_ActualFormat == GL_RGBA8);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
    return (GLubyte *) rb->Data + 4 * (y * rb->Width + x);
 }
 
@@ -628,7 +630,7 @@ get_row_ubyte4(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
 {
    const GLubyte *src = (const GLubyte *) rb->Data + 4 * (y * rb->Width + x);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->_ActualFormat == GL_RGBA8);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
    _mesa_memcpy(values, src, 4 * count * sizeof(GLubyte));
 }
 
@@ -641,7 +643,7 @@ get_values_ubyte4(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    GLuint *dst = (GLuint *) values;
    GLuint i;
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->_ActualFormat == GL_RGBA8);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
    for (i = 0; i < count; i++) {
       const GLuint *src = (GLuint *) rb->Data + (y[i] * rb->Width + x[i]);
       dst[i] = *src;
@@ -657,7 +659,7 @@ put_row_ubyte4(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    const GLuint *src = (const GLuint *) values;
    GLuint *dst = (GLuint *) rb->Data + (y * rb->Width + x);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->_ActualFormat == GL_RGBA8);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
    if (mask) {
       GLuint i;
       for (i = 0; i < count; i++) {
@@ -681,7 +683,7 @@ put_row_rgb_ubyte4(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    GLubyte *dst = (GLubyte *) rb->Data + 4 * (y * rb->Width + x);
    GLuint i;
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->_ActualFormat == GL_RGBA8);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
    for (i = 0; i < count; i++) {
       if (!mask || mask[i]) {
          dst[i * 4 + 0] = src[i * 3 + 0];
@@ -701,7 +703,7 @@ put_mono_row_ubyte4(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    const GLuint val = *((const GLuint *) value);
    GLuint *dst = (GLuint *) rb->Data + (y * rb->Width + x);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->_ActualFormat == GL_RGBA8);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
    if (!mask && val == 0) {
       /* common case */
       _mesa_bzero(dst, count * 4 * sizeof(GLubyte));
@@ -735,7 +737,7 @@ put_values_ubyte4(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    const GLuint *src = (const GLuint *) values;
    GLuint i;
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->_ActualFormat == GL_RGBA8);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
    for (i = 0; i < count; i++) {
       if (!mask || mask[i]) {
          GLuint *dst = (GLuint *) rb->Data + (y[i] * rb->Width + x[i]);
@@ -754,7 +756,7 @@ put_mono_values_ubyte4(GLcontext *ctx, struct gl_renderbuffer *rb,
    const GLuint val = *((const GLuint *) value);
    GLuint i;
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->_ActualFormat == GL_RGBA8);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
    for (i = 0; i < count; i++) {
       if (!mask || mask[i]) {
          GLuint *dst = (GLuint *) rb->Data + (y[i] * rb->Width + x[i]);
@@ -947,15 +949,6 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
 {
    GLuint pixelSize;
 
-   /* first clear these fields */
-   rb->RedBits =
-   rb->GreenBits =
-   rb->BlueBits =
-   rb->AlphaBits =
-   rb->IndexBits =
-   rb->DepthBits =
-   rb->StencilBits = 0;
-
    switch (internalFormat) {
    case GL_RGB:
    case GL_R3_G3_B2:
@@ -965,8 +958,7 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
    case GL_RGB10:
    case GL_RGB12:
    case GL_RGB16:
-      rb->_ActualFormat = GL_RGB8;
-      rb->_BaseFormat = GL_RGB;
+      rb->Format = MESA_FORMAT_RGB888;
       rb->DataType = GL_UNSIGNED_BYTE;
       rb->GetPointer = get_pointer_ubyte3;
       rb->GetRow = get_row_ubyte3;
@@ -976,10 +968,6 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
       rb->PutMonoRow = put_mono_row_ubyte3;
       rb->PutValues = put_values_ubyte3;
       rb->PutMonoValues = put_mono_values_ubyte3;
-      rb->RedBits   = 8 * sizeof(GLubyte);
-      rb->GreenBits = 8 * sizeof(GLubyte);
-      rb->BlueBits  = 8 * sizeof(GLubyte);
-      rb->AlphaBits = 0;
       pixelSize = 3 * sizeof(GLubyte);
       break;
    case GL_RGBA:
@@ -987,8 +975,11 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
    case GL_RGBA4:
    case GL_RGB5_A1:
    case GL_RGBA8:
-      rb->_ActualFormat = GL_RGBA8;
-      rb->_BaseFormat = GL_RGBA;
+#if 1
+   case GL_RGB10_A2:
+   case GL_RGBA12:
+#endif
+      rb->Format = MESA_FORMAT_RGBA8888;
       rb->DataType = GL_UNSIGNED_BYTE;
       rb->GetPointer = get_pointer_ubyte4;
       rb->GetRow = get_row_ubyte4;
@@ -998,18 +989,12 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
       rb->PutMonoRow = put_mono_row_ubyte4;
       rb->PutValues = put_values_ubyte4;
       rb->PutMonoValues = put_mono_values_ubyte4;
-      rb->RedBits   = 8 * sizeof(GLubyte);
-      rb->GreenBits = 8 * sizeof(GLubyte);
-      rb->BlueBits  = 8 * sizeof(GLubyte);
-      rb->AlphaBits = 8 * sizeof(GLubyte);
       pixelSize = 4 * sizeof(GLubyte);
       break;
-   case GL_RGB10_A2:
-   case GL_RGBA12:
    case GL_RGBA16:
-      rb->_ActualFormat = GL_RGBA16;
-      rb->_BaseFormat = GL_RGBA;
-      rb->DataType = GL_UNSIGNED_SHORT;
+      /* for accum buffer */
+      rb->Format = MESA_FORMAT_SIGNED_RGBA_16;
+      rb->DataType = GL_SHORT;
       rb->GetPointer = get_pointer_ushort4;
       rb->GetRow = get_row_ushort4;
       rb->GetValues = get_values_ushort4;
@@ -1018,16 +1003,11 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
       rb->PutMonoRow = put_mono_row_ushort4;
       rb->PutValues = put_values_ushort4;
       rb->PutMonoValues = put_mono_values_ushort4;
-      rb->RedBits   = 8 * sizeof(GLushort);
-      rb->GreenBits = 8 * sizeof(GLushort);
-      rb->BlueBits  = 8 * sizeof(GLushort);
-      rb->AlphaBits = 8 * sizeof(GLushort);
       pixelSize = 4 * sizeof(GLushort);
       break;
-#if 00
+#if 0
    case GL_ALPHA8:
-      rb->_ActualFormat = GL_ALPHA8;
-      rb->_BaseFormat = GL_RGBA; /* Yes, not GL_ALPHA! */
+      rb->Format = MESA_FORMAT_A8;
       rb->DataType = GL_UNSIGNED_BYTE;
       rb->GetPointer = get_pointer_alpha8;
       rb->GetRow = get_row_alpha8;
@@ -1037,10 +1017,6 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
       rb->PutMonoRow = put_mono_row_alpha8;
       rb->PutValues = put_values_alpha8;
       rb->PutMonoValues = put_mono_values_alpha8;
-      rb->RedBits   = 0; /*red*/
-      rb->GreenBits = 0; /*green*/
-      rb->BlueBits  = 0; /*blue*/
-      rb->AlphaBits = 8 * sizeof(GLubyte);
       pixelSize = sizeof(GLubyte);
       break;
 #endif
@@ -1048,8 +1024,8 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
    case GL_STENCIL_INDEX1_EXT:
    case GL_STENCIL_INDEX4_EXT:
    case GL_STENCIL_INDEX8_EXT:
-      rb->_ActualFormat = GL_STENCIL_INDEX8_EXT;
-      rb->_BaseFormat = GL_STENCIL_INDEX;
+   case GL_STENCIL_INDEX16_EXT:
+      rb->Format = MESA_FORMAT_S8;
       rb->DataType = GL_UNSIGNED_BYTE;
       rb->GetPointer = get_pointer_ubyte;
       rb->GetRow = get_row_ubyte;
@@ -1059,28 +1035,11 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
       rb->PutMonoRow = put_mono_row_ubyte;
       rb->PutValues = put_values_ubyte;
       rb->PutMonoValues = put_mono_values_ubyte;
-      rb->StencilBits = 8 * sizeof(GLubyte);
       pixelSize = sizeof(GLubyte);
       break;
-   case GL_STENCIL_INDEX16_EXT:
-      rb->_ActualFormat = GL_STENCIL_INDEX16_EXT;
-      rb->_BaseFormat = GL_STENCIL_INDEX;
-      rb->DataType = GL_UNSIGNED_SHORT;
-      rb->GetPointer = get_pointer_ushort;
-      rb->GetRow = get_row_ushort;
-      rb->GetValues = get_values_ushort;
-      rb->PutRow = put_row_ushort;
-      rb->PutRowRGB = NULL;
-      rb->PutMonoRow = put_mono_row_ushort;
-      rb->PutValues = put_values_ushort;
-      rb->PutMonoValues = put_mono_values_ushort;
-      rb->StencilBits = 8 * sizeof(GLushort);
-      pixelSize = sizeof(GLushort);
-      break;
    case GL_DEPTH_COMPONENT:
    case GL_DEPTH_COMPONENT16:
-      rb->_ActualFormat = GL_DEPTH_COMPONENT16;
-      rb->_BaseFormat = GL_DEPTH_COMPONENT;
+      rb->Format = MESA_FORMAT_Z16;
       rb->DataType = GL_UNSIGNED_SHORT;
       rb->GetPointer = get_pointer_ushort;
       rb->GetRow = get_row_ushort;
@@ -1090,12 +1049,22 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
       rb->PutMonoRow = put_mono_row_ushort;
       rb->PutValues = put_values_ushort;
       rb->PutMonoValues = put_mono_values_ushort;
-      rb->DepthBits = 8 * sizeof(GLushort);
       pixelSize = sizeof(GLushort);
       break;
    case GL_DEPTH_COMPONENT24:
+      rb->DataType = GL_UNSIGNED_INT;
+      rb->GetPointer = get_pointer_uint;
+      rb->GetRow = get_row_uint;
+      rb->GetValues = get_values_uint;
+      rb->PutRow = put_row_uint;
+      rb->PutRowRGB = NULL;
+      rb->PutMonoRow = put_mono_row_uint;
+      rb->PutValues = put_values_uint;
+      rb->PutMonoValues = put_mono_values_uint;
+      rb->Format = MESA_FORMAT_X8_Z24;
+      pixelSize = sizeof(GLuint);
+      break;
    case GL_DEPTH_COMPONENT32:
-      rb->_BaseFormat = GL_DEPTH_COMPONENT;
       rb->DataType = GL_UNSIGNED_INT;
       rb->GetPointer = get_pointer_uint;
       rb->GetRow = get_row_uint;
@@ -1105,20 +1074,12 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
       rb->PutMonoRow = put_mono_row_uint;
       rb->PutValues = put_values_uint;
       rb->PutMonoValues = put_mono_values_uint;
-      if (internalFormat == GL_DEPTH_COMPONENT24) {
-         rb->_ActualFormat = GL_DEPTH_COMPONENT24;
-         rb->DepthBits = 24;
-      }
-      else {
-         rb->_ActualFormat = GL_DEPTH_COMPONENT32;
-         rb->DepthBits = 32;
-      }
+      rb->Format = MESA_FORMAT_Z32;
       pixelSize = sizeof(GLuint);
       break;
    case GL_DEPTH_STENCIL_EXT:
    case GL_DEPTH24_STENCIL8_EXT:
-      rb->_ActualFormat = GL_DEPTH24_STENCIL8_EXT;
-      rb->_BaseFormat = GL_DEPTH_STENCIL_EXT;
+      rb->Format = MESA_FORMAT_Z24_S8;
       rb->DataType = GL_UNSIGNED_INT_24_8_EXT;
       rb->GetPointer = get_pointer_uint;
       rb->GetRow = get_row_uint;
@@ -1128,13 +1089,12 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
       rb->PutMonoRow = put_mono_row_uint;
       rb->PutValues = put_values_uint;
       rb->PutMonoValues = put_mono_values_uint;
-      rb->DepthBits = 24;
-      rb->StencilBits = 8;
       pixelSize = sizeof(GLuint);
       break;
    case GL_COLOR_INDEX8_EXT:
-      rb->_ActualFormat = GL_COLOR_INDEX8_EXT;
-      rb->_BaseFormat = GL_COLOR_INDEX;
+   case GL_COLOR_INDEX16_EXT:
+   case COLOR_INDEX32:
+      rb->Format = MESA_FORMAT_CI8;
       rb->DataType = GL_UNSIGNED_BYTE;
       rb->GetPointer = get_pointer_ubyte;
       rb->GetRow = get_row_ubyte;
@@ -1144,39 +1104,8 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
       rb->PutMonoRow = put_mono_row_ubyte;
       rb->PutValues = put_values_ubyte;
       rb->PutMonoValues = put_mono_values_ubyte;
-      rb->IndexBits = 8 * sizeof(GLubyte);
       pixelSize = sizeof(GLubyte);
       break;
-   case GL_COLOR_INDEX16_EXT:
-      rb->_ActualFormat = GL_COLOR_INDEX16_EXT;
-      rb->_BaseFormat = GL_COLOR_INDEX;
-      rb->DataType = GL_UNSIGNED_SHORT;
-      rb->GetPointer = get_pointer_ushort;
-      rb->GetRow = get_row_ushort;
-      rb->GetValues = get_values_ushort;
-      rb->PutRow = put_row_ushort;
-      rb->PutRowRGB = NULL;
-      rb->PutMonoRow = put_mono_row_ushort;
-      rb->PutValues = put_values_ushort;
-      rb->PutMonoValues = put_mono_values_ushort;
-      rb->IndexBits = 8 * sizeof(GLushort);
-      pixelSize = sizeof(GLushort);
-      break;
-   case COLOR_INDEX32:
-      rb->_ActualFormat = COLOR_INDEX32;
-      rb->_BaseFormat = GL_COLOR_INDEX;
-      rb->DataType = GL_UNSIGNED_INT;
-      rb->GetPointer = get_pointer_uint;
-      rb->GetRow = get_row_uint;
-      rb->GetValues = get_values_uint;
-      rb->PutRow = put_row_uint;
-      rb->PutRowRGB = NULL;
-      rb->PutMonoRow = put_mono_row_uint;
-      rb->PutValues = put_values_uint;
-      rb->PutMonoValues = put_mono_values_uint;
-      rb->IndexBits = 8 * sizeof(GLuint);
-      pixelSize = sizeof(GLuint);
-      break;
    default:
       _mesa_problem(ctx, "Bad internalFormat in _mesa_soft_renderbuffer_storage");
       return GL_FALSE;
@@ -1213,6 +1142,7 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
 
    rb->Width = width;
    rb->Height = height;
+   rb->_BaseFormat = _mesa_base_fbo_format(ctx, rb->InternalFormat);
 
    return GL_TRUE;
 }
@@ -1239,7 +1169,7 @@ alloc_storage_alpha8(GLcontext *ctx, struct gl_renderbuffer *arb,
                      GLenum internalFormat, GLuint width, GLuint height)
 {
    ASSERT(arb != arb->Wrapped);
-   ASSERT(arb->_ActualFormat == GL_ALPHA8);
+   ASSERT(arb->Format == MESA_FORMAT_A8);
 
    /* first, pass the call to the wrapped RGB buffer */
    if (!arb->Wrapped->AllocStorage(ctx, arb->Wrapped, internalFormat,
@@ -1439,8 +1369,8 @@ put_mono_values_alpha8(GLcontext *ctx, struct gl_renderbuffer *arb,
 static void
 copy_buffer_alpha8(struct gl_renderbuffer* dst, struct gl_renderbuffer* src)
 {
-   ASSERT(dst->_ActualFormat == GL_ALPHA8);
-   ASSERT(src->_ActualFormat == GL_ALPHA8);
+   ASSERT(dst->Format == MESA_FORMAT_A8);
+   ASSERT(src->Format == MESA_FORMAT_A8);
    ASSERT(dst->Width == src->Width);
    ASSERT(dst->Height == src->Height);
 
@@ -1486,16 +1416,7 @@ _mesa_init_renderbuffer(struct gl_renderbuffer *rb, GLuint name)
    rb->Width = 0;
    rb->Height = 0;
    rb->InternalFormat = GL_NONE;
-   rb->_ActualFormat = GL_NONE;
-   rb->_BaseFormat = GL_NONE;
-
-   rb->ComponentType = GL_UNSIGNED_NORMALIZED; /* ARB_fbo */
-   rb->ColorEncoding = GL_LINEAR; /* ARB_fbo */
-
-   rb->RedBits = rb->GreenBits = rb->BlueBits = rb->AlphaBits = 0;
-   rb->IndexBits = 0;
-   rb->DepthBits = 0;
-   rb->StencilBits = 0;
+   rb->Format = MESA_FORMAT_NONE;
 
    rb->DataType = GL_NONE;
    rb->Data = NULL;
@@ -1612,18 +1533,15 @@ _mesa_add_color_renderbuffers(GLcontext *ctx, struct gl_framebuffer *fb,
 
       if (rgbBits <= 8) {
          if (alphaBits)
-            rb->_ActualFormat = GL_RGBA8;
+            rb->Format = MESA_FORMAT_RGBA8888;
          else
-            rb->_ActualFormat = GL_RGB8;
+            rb->Format = MESA_FORMAT_RGB888;
       }
       else {
          assert(rgbBits <= 16);
-         if (alphaBits)
-            rb->_ActualFormat = GL_RGBA16;
-         else
-            rb->_ActualFormat = GL_RGBA16; /* don't really have RGB16 yet */
+         rb->Format = MESA_FORMAT_NONE; /*XXX RGBA16;*/
       }
-      rb->InternalFormat = rb->_ActualFormat;
+      rb->InternalFormat = GL_RGBA;
 
       rb->AllocStorage = _mesa_soft_renderbuffer_storage;
       _mesa_add_renderbuffer(fb, b, rb);
@@ -1677,15 +1595,9 @@ _mesa_add_color_index_renderbuffers(GLcontext *ctx, struct gl_framebuffer *fb,
          return GL_FALSE;
       }
 
-      if (indexBits <= 8) {
-         /* only support GLuint for now */
-         /*rb->InternalFormat = GL_COLOR_INDEX8_EXT;*/
-         rb->_ActualFormat = COLOR_INDEX32;
-      }
-      else {
-         rb->_ActualFormat = COLOR_INDEX32;
-      }
-      rb->InternalFormat = rb->_ActualFormat;
+      assert(indexBits <= 8);
+      rb->Format = MESA_FORMAT_CI8;
+      rb->InternalFormat = GL_COLOR_INDEX;
 
       rb->AllocStorage = _mesa_soft_renderbuffer_storage;
       _mesa_add_renderbuffer(fb, b, rb);
@@ -1758,8 +1670,7 @@ _mesa_add_alpha_renderbuffers(GLcontext *ctx, struct gl_framebuffer *fb,
        * values.
        */
       arb->InternalFormat = arb->Wrapped->InternalFormat;
-      arb->_ActualFormat  = GL_ALPHA8;
-      arb->_BaseFormat    = arb->Wrapped->_BaseFormat;
+      arb->Format         = MESA_FORMAT_A8;
       arb->DataType       = arb->Wrapped->DataType;
       arb->AllocStorage   = alloc_storage_alpha8;
       arb->Delete         = delete_renderbuffer_alpha8;
@@ -1833,15 +1744,17 @@ _mesa_add_depth_renderbuffer(GLcontext *ctx, struct gl_framebuffer *fb,
    }
 
    if (depthBits <= 16) {
-      rb->_ActualFormat = GL_DEPTH_COMPONENT16;
+      rb->Format = MESA_FORMAT_Z16;
+      rb->InternalFormat = GL_DEPTH_COMPONENT16;
    }
    else if (depthBits <= 24) {
-      rb->_ActualFormat = GL_DEPTH_COMPONENT24;
+      rb->Format = MESA_FORMAT_X8_Z24;
+      rb->InternalFormat = GL_DEPTH_COMPONENT24;
    }
    else {
-      rb->_ActualFormat = GL_DEPTH_COMPONENT32;
+      rb->Format = MESA_FORMAT_Z32;
+      rb->InternalFormat = GL_DEPTH_COMPONENT32;
    }
-   rb->InternalFormat = rb->_ActualFormat;
 
    rb->AllocStorage = _mesa_soft_renderbuffer_storage;
    _mesa_add_renderbuffer(fb, BUFFER_DEPTH, rb);
@@ -1878,14 +1791,9 @@ _mesa_add_stencil_renderbuffer(GLcontext *ctx, struct gl_framebuffer *fb,
       return GL_FALSE;
    }
 
-   if (stencilBits <= 8) {
-      rb->_ActualFormat = GL_STENCIL_INDEX8_EXT;
-   }
-   else {
-      /* not really supported (see s_stencil.c code) */
-      rb->_ActualFormat = GL_STENCIL_INDEX16_EXT;
-   }
-   rb->InternalFormat = rb->_ActualFormat;
+   assert(stencilBits <= 8);
+   rb->Format = MESA_FORMAT_S8;
+   rb->InternalFormat = GL_STENCIL_INDEX8;
 
    rb->AllocStorage = _mesa_soft_renderbuffer_storage;
    _mesa_add_renderbuffer(fb, BUFFER_STENCIL, rb);
@@ -1923,7 +1831,7 @@ _mesa_add_accum_renderbuffer(GLcontext *ctx, struct gl_framebuffer *fb,
       return GL_FALSE;
    }
 
-   rb->_ActualFormat = GL_RGBA16;
+   rb->Format = MESA_FORMAT_SIGNED_RGBA_16;
    rb->InternalFormat = GL_RGBA16;
    rb->AllocStorage = _mesa_soft_renderbuffer_storage;
    _mesa_add_renderbuffer(fb, BUFFER_ACCUM, rb);
@@ -1967,13 +1875,9 @@ _mesa_add_aux_renderbuffers(GLcontext *ctx, struct gl_framebuffer *fb,
          return GL_FALSE;
       }
 
-      if (colorBits <= 8) {
-         rb->_ActualFormat = GL_RGBA8;
-      }
-      else {
-         rb->_ActualFormat = GL_RGBA16;
-      }
-      rb->InternalFormat = rb->_ActualFormat;
+      assert (colorBits <= 8);
+      rb->Format = MESA_FORMAT_RGBA8888;
+      rb->InternalFormat = GL_RGBA;
 
       rb->AllocStorage = _mesa_soft_renderbuffer_storage;
       _mesa_add_renderbuffer(fb, BUFFER_AUX0 + i, rb);
@@ -2071,6 +1975,8 @@ void
 _mesa_add_renderbuffer(struct gl_framebuffer *fb,
                        GLuint bufferName, struct gl_renderbuffer *rb)
 {
+   GLenum baseFormat;
+
    assert(fb);
    assert(rb);
    assert(bufferName < BUFFER_COUNT);
@@ -2095,7 +2001,8 @@ _mesa_add_renderbuffer(struct gl_framebuffer *fb,
     * and the device driver is expecting 8-bit values (GLubyte), we can
     * use a "renderbuffer adaptor/wrapper" to do the necessary conversions.
     */
-   if (rb->_BaseFormat == GL_RGBA) {
+   baseFormat = _mesa_get_format_base_format(rb->Format);
+   if (baseFormat == GL_RGBA) {
       if (CHAN_BITS == 16 && rb->DataType == GL_UNSIGNED_BYTE) {
          GET_CURRENT_CONTEXT(ctx);
          rb = _mesa_new_renderbuffer_16wrap8(ctx, rb);
@@ -2202,7 +2109,7 @@ _mesa_new_depthstencil_renderbuffer(GLcontext *ctx, GLuint name)
 
    /* init fields not covered by _mesa_new_renderbuffer() */
    dsrb->InternalFormat = GL_DEPTH24_STENCIL8_EXT;
-   dsrb->_ActualFormat = GL_DEPTH24_STENCIL8_EXT;
+   dsrb->Format = MESA_FORMAT_Z24_S8;
    dsrb->AllocStorage = _mesa_soft_renderbuffer_storage;
 
    return dsrb;
diff --git a/src/mesa/main/texcompress.c b/src/mesa/main/texcompress.c
index 2cda4dd8598..11f8857fa7c 100644
--- a/src/mesa/main/texcompress.c
+++ b/src/mesa/main/texcompress.c
@@ -34,10 +34,10 @@
 #include "imports.h"
 #include "colormac.h"
 #include "context.h"
+#include "formats.h"
 #include "image.h"
 #include "mipmap.h"
 #include "texcompress.h"
-#include "texformat.h"
 #include "texstore.h"
 
 
@@ -113,252 +113,75 @@ _mesa_get_compressed_formats(GLcontext *ctx, GLint *formats, GLboolean all)
 }
 
 
-
 /**
- * Return number of bytes needed to store a texture of the given size
- * using the specified compressed format.
- * This is called via the ctx->Driver.CompressedTextureSize function,
- * unless a device driver overrides it.
- *
- * \param width texture width in texels.
- * \param height texture height in texels.
- * \param depth texture depth in texels.
- * \param mesaFormat  one of the MESA_FORMAT_* compressed formats
- *
- * \return size in bytes, or zero if bad format
+ * Convert a compressed MESA_FORMAT_x to a GLenum.
  */
-GLuint
-_mesa_compressed_texture_size( GLcontext *ctx,
-                               GLsizei width, GLsizei height, GLsizei depth,
-                               GLuint mesaFormat )
+gl_format
+_mesa_glenum_to_compressed_format(GLenum format)
 {
-   GLuint size;
-
-   ASSERT(depth == 1);
-   (void) depth;
-   (void) size;
-
-   switch (mesaFormat) {
-#if FEATURE_texture_fxt1
-   case MESA_FORMAT_RGB_FXT1:
-   case MESA_FORMAT_RGBA_FXT1:
-      /* round up width to next multiple of 8, height to next multiple of 4 */
-      width = (width + 7) & ~7;
-      height = (height + 3) & ~3;
-      /* 16 bytes per 8x4 tile of RGB[A] texels */
-      size = width * height / 2;
-      /* Textures smaller than 8x4 will effectively be made into 8x4 and
-       * take 16 bytes.
-       */
-      return size;
-#endif
-#if FEATURE_texture_s3tc
-   case MESA_FORMAT_RGB_DXT1:
-   case MESA_FORMAT_RGBA_DXT1:
-#if FEATURE_EXT_texture_sRGB
-   case MESA_FORMAT_SRGB_DXT1:
-   case MESA_FORMAT_SRGBA_DXT1:
-#endif
-      /* round up width, height to next multiple of 4 */
-      width = (width + 3) & ~3;
-      height = (height + 3) & ~3;
-      /* 8 bytes per 4x4 tile of RGB[A] texels */
-      size = width * height / 2;
-      /* Textures smaller than 4x4 will effectively be made into 4x4 and
-       * take 8 bytes.
-       */
-      return size;
-   case MESA_FORMAT_RGBA_DXT3:
-   case MESA_FORMAT_RGBA_DXT5:
-#if FEATURE_EXT_texture_sRGB
-   case MESA_FORMAT_SRGBA_DXT3:
-   case MESA_FORMAT_SRGBA_DXT5:
-#endif
-      /* round up width, height to next multiple of 4 */
-      width = (width + 3) & ~3;
-      height = (height + 3) & ~3;
-      /* 16 bytes per 4x4 tile of RGBA texels */
-      size = width * height; /* simple! */
-      /* Textures smaller than 4x4 will effectively be made into 4x4 and
-       * take 16 bytes.
-       */
-      return size;
-#endif
-   default:
-      _mesa_problem(ctx, "bad mesaFormat in _mesa_compressed_texture_size");
-      return 0;
-   }
-}
-
-
-/**
- * As above, but format is specified by a GLenum (GL_COMPRESSED_*) token.
- *
- * Note: This function CAN NOT return a padded hardware texture size.
- * That's why we don't call the ctx->Driver.CompressedTextureSize() function.
- *
- * We use this function to validate the <imageSize> parameter
- * of glCompressedTex[Sub]Image1/2/3D(), which must be an exact match.
- */
-GLuint
-_mesa_compressed_texture_size_glenum(GLcontext *ctx,
-                                     GLsizei width, GLsizei height,
-                                     GLsizei depth, GLenum glformat)
-{
-   GLuint mesaFormat;
-
-   switch (glformat) {
-#if FEATURE_texture_fxt1
+   switch (format) {
    case GL_COMPRESSED_RGB_FXT1_3DFX:
-      mesaFormat = MESA_FORMAT_RGB_FXT1;
-      break;
+      return MESA_FORMAT_RGB_FXT1;
    case GL_COMPRESSED_RGBA_FXT1_3DFX:
-      mesaFormat = MESA_FORMAT_RGBA_FXT1;
-      break;
-#endif
-#if FEATURE_texture_s3tc
+      return MESA_FORMAT_RGBA_FXT1;
+
    case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
    case GL_RGB_S3TC:
-      mesaFormat = MESA_FORMAT_RGB_DXT1;
-      break;
+      return MESA_FORMAT_RGB_DXT1;
    case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
    case GL_RGB4_S3TC:
-      mesaFormat = MESA_FORMAT_RGBA_DXT1;
-      break;
+      return MESA_FORMAT_RGBA_DXT1;
    case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
    case GL_RGBA_S3TC:
-      mesaFormat = MESA_FORMAT_RGBA_DXT3;
-      break;
+      return MESA_FORMAT_RGBA_DXT3;
    case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
    case GL_RGBA4_S3TC:
-      mesaFormat = MESA_FORMAT_RGBA_DXT5;
-      break;
-#if FEATURE_EXT_texture_sRGB
+      return MESA_FORMAT_RGBA_DXT5;
+
    case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT:
-      mesaFormat = MESA_FORMAT_SRGB_DXT1;
-      break;
+      return MESA_FORMAT_SRGB_DXT1;
    case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:
-      mesaFormat = MESA_FORMAT_SRGBA_DXT1;
-      break;
+      return MESA_FORMAT_SRGBA_DXT1;
    case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:
-      mesaFormat = MESA_FORMAT_SRGBA_DXT3;
-      break;
+      return MESA_FORMAT_SRGBA_DXT3;
    case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:
-      mesaFormat = MESA_FORMAT_SRGBA_DXT5;
-      break;
-#endif
-#endif
-   default:
-      return 0;
-   }
+      return MESA_FORMAT_SRGBA_DXT5;
 
-   return _mesa_compressed_texture_size(ctx, width, height, depth, mesaFormat);
-}
-
-
-/*
- * Compute the bytes per row in a compressed texture image.
- * We use this for computing the destination address for sub-texture updates.
- * \param mesaFormat  one of the MESA_FORMAT_* compressed formats
- * \param width  image width in pixels
- * \return stride, in bytes, between rows for compressed image
- */
-GLint
-_mesa_compressed_row_stride(GLuint mesaFormat, GLsizei width)
-{
-   GLint stride;
-
-   switch (mesaFormat) {
-#if FEATURE_texture_fxt1
-   case MESA_FORMAT_RGB_FXT1:
-   case MESA_FORMAT_RGBA_FXT1:
-      stride = ((width + 7) / 8) * 16; /* 16 bytes per 8x4 tile */
-      break;
-#endif
-#if FEATURE_texture_s3tc
-   case MESA_FORMAT_RGB_DXT1:
-   case MESA_FORMAT_RGBA_DXT1:
-#if FEATURE_EXT_texture_sRGB
-   case MESA_FORMAT_SRGB_DXT1:
-   case MESA_FORMAT_SRGBA_DXT1:
-#endif
-      stride = ((width + 3) / 4) * 8; /* 8 bytes per 4x4 tile */
-      break;
-   case MESA_FORMAT_RGBA_DXT3:
-   case MESA_FORMAT_RGBA_DXT5:
-#if FEATURE_EXT_texture_sRGB
-   case MESA_FORMAT_SRGBA_DXT3:
-   case MESA_FORMAT_SRGBA_DXT5:
-#endif
-      stride = ((width + 3) / 4) * 16; /* 16 bytes per 4x4 tile */
-      break;
-#endif
    default:
-      _mesa_problem(NULL, "bad mesaFormat in _mesa_compressed_row_stride");
-      return 0;
+      return MESA_FORMAT_NONE;
    }
-
-   return stride;
 }
 
 
 /*
  * Return the address of the pixel at (col, row, img) in a
  * compressed texture image.
- * \param col, row, img - image position (3D)
+ * \param col, row, img - image position (3D), should be a multiple of the
+ *                        format's block size.
  * \param format - compressed image format
- * \param width - image width
+ * \param width - image width (stride) in pixels
  * \param image - the image address
- * \return address of pixel at (row, col)
+ * \return address of pixel at (row, col, img)
  */
 GLubyte *
 _mesa_compressed_image_address(GLint col, GLint row, GLint img,
-                               GLuint mesaFormat,
+                               gl_format mesaFormat,
                                GLsizei width, const GLubyte *image)
 {
-   GLubyte *addr;
+   /* XXX only 2D images implemented, not 3D */
+   const GLuint blockSize = _mesa_get_format_bytes(mesaFormat);
+   GLuint bw, bh;
+   GLint offset;
 
-   (void) img;
+   _mesa_get_format_block_size(mesaFormat, &bw, &bh);
 
-   /* We try to spot a "complete" subtexture "above" ROW, COL;
-    * this texture is given by appropriate rounding of WIDTH x ROW.
-    * Then we just add the amount left (usually on the left).
-    *
-    * Example for X*Y microtiles (Z bytes each)
-    * offset = Z * (((width + X - 1) / X) * (row / Y) + col / X);
-    */
+   ASSERT(col % bw == 0);
+   ASSERT(row % bh == 0);
 
-   switch (mesaFormat) {
-#if FEATURE_texture_fxt1
-   case MESA_FORMAT_RGB_FXT1:
-   case MESA_FORMAT_RGBA_FXT1:
-      addr = (GLubyte *) image + 16 * (((width + 7) / 8) * (row / 4) + col / 8);
-      break;
-#endif
-#if FEATURE_texture_s3tc
-   case MESA_FORMAT_RGB_DXT1:
-   case MESA_FORMAT_RGBA_DXT1:
-#if FEATURE_EXT_texture_sRGB
-   case MESA_FORMAT_SRGB_DXT1:
-   case MESA_FORMAT_SRGBA_DXT1:
-#endif
-      addr = (GLubyte *) image + 8 * (((width + 3) / 4) * (row / 4) + col / 4);
-      break;
-   case MESA_FORMAT_RGBA_DXT3:
-   case MESA_FORMAT_RGBA_DXT5:
-#if FEATURE_EXT_texture_sRGB
-   case MESA_FORMAT_SRGBA_DXT3:
-   case MESA_FORMAT_SRGBA_DXT5:
-#endif
-      addr = (GLubyte *) image + 16 * (((width + 3) / 4) * (row / 4) + col / 4);
-      break;
-#endif
-   default:
-      _mesa_problem(NULL, "bad mesaFormat in _mesa_compressed_image_address");
-      addr = NULL;
-   }
+   offset = ((width + bw - 1) / bw) * (row / bh) + col / bw;
+   offset *= blockSize;
 
-   return addr;
+   return (GLubyte *) image + offset;
 }
 
 
diff --git a/src/mesa/main/texcompress.h b/src/mesa/main/texcompress.h
index 0f1a38f88e9..9c58425fc93 100644
--- a/src/mesa/main/texcompress.h
+++ b/src/mesa/main/texcompress.h
@@ -26,29 +26,19 @@
 #define TEXCOMPRESS_H
 
 #include "mtypes.h"
+#include "formats.h"
 
 #if _HAVE_FULL_GL
 
 extern GLuint
 _mesa_get_compressed_formats(GLcontext *ctx, GLint *formats, GLboolean all);
 
-extern GLuint
-_mesa_compressed_texture_size( GLcontext *ctx,
-                               GLsizei width, GLsizei height, GLsizei depth,
-                               GLuint mesaFormat );
-
-extern GLuint
-_mesa_compressed_texture_size_glenum(GLcontext *ctx,
-                                     GLsizei width, GLsizei height,
-                                     GLsizei depth, GLenum glformat);
-
-extern GLint
-_mesa_compressed_row_stride(GLuint mesaFormat, GLsizei width);
-
+extern gl_format
+_mesa_glenum_to_compressed_format(GLenum format);
 
 extern GLubyte *
 _mesa_compressed_image_address(GLint col, GLint row, GLint img,
-                               GLuint mesaFormat,
+                               gl_format mesaFormat,
                                GLsizei width, const GLubyte *image);
 
 
@@ -67,9 +57,6 @@ _mesa_init_texture_fxt1( GLcontext *ctx );
 
 /* no-op macros */
 #define _mesa_get_compressed_formats( c, f ) 0
-#define _mesa_compressed_texture_size( c, w, h, d, f ) 0
-#define _mesa_compressed_texture_size_glenum( c, w, h, d, f ) 0
-#define _mesa_compressed_row_stride( f, w) 0
 #define _mesa_compressed_image_address(c, r, i, f, w, i2 ) 0
 #define _mesa_compress_teximage( c, w, h, sF, s, sRS, dF, d, drs ) ((void)0)
 
diff --git a/src/mesa/main/texcompress_fxt1.c b/src/mesa/main/texcompress_fxt1.c
index fc151605c9e..ef42fb92b77 100644
--- a/src/mesa/main/texcompress_fxt1.c
+++ b/src/mesa/main/texcompress_fxt1.c
@@ -37,7 +37,7 @@
 #include "image.h"
 #include "mipmap.h"
 #include "texcompress.h"
-#include "texformat.h"
+#include "texcompress_fxt1.h"
 #include "texstore.h"
 
 
@@ -62,10 +62,10 @@ _mesa_init_texture_fxt1( GLcontext *ctx )
 
 
 /**
- * Called via TexFormat->StoreImage to store an RGB_FXT1 texture.
+ * Store user's image in rgb_fxt1 format.
  */
-static GLboolean
-texstore_rgb_fxt1(TEXSTORE_PARAMS)
+GLboolean
+_mesa_texstore_rgb_fxt1(TEXSTORE_PARAMS)
 {
    const GLchan *pixels;
    GLint srcRowStride;
@@ -73,7 +73,7 @@ texstore_rgb_fxt1(TEXSTORE_PARAMS)
    const GLint texWidth = dstRowStride * 8 / 16; /* a bit of a hack */
    const GLchan *tempImage = NULL;
 
-   ASSERT(dstFormat == &_mesa_texformat_rgb_fxt1);
+   ASSERT(dstFormat == MESA_FORMAT_RGB_FXT1);
    ASSERT(dstXoffset % 8 == 0);
    ASSERT(dstYoffset % 4 == 0);
    ASSERT(dstZoffset     == 0);
@@ -87,7 +87,7 @@ texstore_rgb_fxt1(TEXSTORE_PARAMS)
       /* convert image to RGB/GLchan */
       tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                              baseInternalFormat,
-                                             dstFormat->BaseFormat,
+                                             _mesa_get_format_base_format(dstFormat),
                                              srcWidth, srcHeight, srcDepth,
                                              srcFormat, srcType, srcAddr,
                                              srcPacking);
@@ -105,7 +105,7 @@ texstore_rgb_fxt1(TEXSTORE_PARAMS)
    }
 
    dst = _mesa_compressed_image_address(dstXoffset, dstYoffset, 0,
-                                        dstFormat->MesaFormat,
+                                        dstFormat,
                                         texWidth, (GLubyte *) dstAddr);
 
    fxt1_encode(srcWidth, srcHeight, 3, pixels, srcRowStride,
@@ -119,10 +119,10 @@ texstore_rgb_fxt1(TEXSTORE_PARAMS)
 
 
 /**
- * Called via TexFormat->StoreImage to store an RGBA_FXT1 texture.
+ * Store user's image in rgba_fxt1 format.
  */
-static GLboolean
-texstore_rgba_fxt1(TEXSTORE_PARAMS)
+GLboolean
+_mesa_texstore_rgba_fxt1(TEXSTORE_PARAMS)
 {
    const GLchan *pixels;
    GLint srcRowStride;
@@ -130,7 +130,7 @@ texstore_rgba_fxt1(TEXSTORE_PARAMS)
    GLint texWidth = dstRowStride * 8 / 16; /* a bit of a hack */
    const GLchan *tempImage = NULL;
 
-   ASSERT(dstFormat == &_mesa_texformat_rgba_fxt1);
+   ASSERT(dstFormat == MESA_FORMAT_RGBA_FXT1);
    ASSERT(dstXoffset % 8 == 0);
    ASSERT(dstYoffset % 4 == 0);
    ASSERT(dstZoffset     == 0);
@@ -144,7 +144,7 @@ texstore_rgba_fxt1(TEXSTORE_PARAMS)
       /* convert image to RGBA/GLchan */
       tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                              baseInternalFormat,
-                                             dstFormat->BaseFormat,
+                                             _mesa_get_format_base_format(dstFormat),
                                              srcWidth, srcHeight, srcDepth,
                                              srcFormat, srcType, srcAddr,
                                              srcPacking);
@@ -162,7 +162,7 @@ texstore_rgba_fxt1(TEXSTORE_PARAMS)
    }
 
    dst = _mesa_compressed_image_address(dstXoffset, dstYoffset, 0,
-                                        dstFormat->MesaFormat,
+                                        dstFormat,
                                         texWidth, (GLubyte *) dstAddr);
 
    fxt1_encode(srcWidth, srcHeight, 4, pixels, srcRowStride,
@@ -175,18 +175,18 @@ texstore_rgba_fxt1(TEXSTORE_PARAMS)
 }
 
 
-static void
-fetch_texel_2d_rgba_fxt1( const struct gl_texture_image *texImage,
-                          GLint i, GLint j, GLint k, GLchan *texel )
+void
+_mesa_fetch_texel_2d_rgba_fxt1( const struct gl_texture_image *texImage,
+                                GLint i, GLint j, GLint k, GLchan *texel )
 {
    (void) k;
    fxt1_decode_1(texImage->Data, texImage->RowStride, i, j, texel);
 }
 
 
-static void
-fetch_texel_2d_f_rgba_fxt1( const struct gl_texture_image *texImage,
-                            GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_rgba_fxt1( const struct gl_texture_image *texImage,
+                                  GLint i, GLint j, GLint k, GLfloat *texel )
 {
    /* just sample as GLchan and convert to float here */
    GLchan rgba[4];
@@ -199,9 +199,9 @@ fetch_texel_2d_f_rgba_fxt1( const struct gl_texture_image *texImage,
 }
 
 
-static void
-fetch_texel_2d_rgb_fxt1( const struct gl_texture_image *texImage,
-                         GLint i, GLint j, GLint k, GLchan *texel )
+void
+_mesa_fetch_texel_2d_rgb_fxt1( const struct gl_texture_image *texImage,
+                               GLint i, GLint j, GLint k, GLchan *texel )
 {
    (void) k;
    fxt1_decode_1(texImage->Data, texImage->RowStride, i, j, texel);
@@ -209,9 +209,9 @@ fetch_texel_2d_rgb_fxt1( const struct gl_texture_image *texImage,
 }
 
 
-static void
-fetch_texel_2d_f_rgb_fxt1( const struct gl_texture_image *texImage,
-                           GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_rgb_fxt1( const struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, GLfloat *texel )
 {
    /* just sample as GLchan and convert to float here */
    GLchan rgba[4];
@@ -225,55 +225,6 @@ fetch_texel_2d_f_rgb_fxt1( const struct gl_texture_image *texImage,
 
 
 
-const struct gl_texture_format _mesa_texformat_rgb_fxt1 = {
-   MESA_FORMAT_RGB_FXT1,		/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4, /*approx*/			/* RedBits */
-   4, /*approx*/			/* GreenBits */
-   4, /*approx*/			/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   texstore_rgb_fxt1,			/* StoreTexImageFunc */
-   NULL, /*impossible*/ 		/* FetchTexel1D */
-   fetch_texel_2d_rgb_fxt1, 		/* FetchTexel2D */
-   NULL, /*impossible*/ 		/* FetchTexel3D */
-   NULL, /*impossible*/ 		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgb_fxt1, 		/* FetchTexel2Df */
-   NULL, /*impossible*/ 		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba_fxt1 = {
-   MESA_FORMAT_RGBA_FXT1,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4, /*approx*/			/* RedBits */
-   4, /*approx*/			/* GreenBits */
-   4, /*approx*/			/* BlueBits */
-   1, /*approx*/			/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   texstore_rgba_fxt1,			/* StoreTexImageFunc */
-   NULL, /*impossible*/ 		/* FetchTexel1D */
-   fetch_texel_2d_rgba_fxt1, 		/* FetchTexel2D */
-   NULL, /*impossible*/ 		/* FetchTexel3D */
-   NULL, /*impossible*/ 		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba_fxt1, 		/* FetchTexel2Df */
-   NULL, /*impossible*/ 		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-
-
 /***************************************************************************\
  * FXT1 encoder
  *
diff --git a/src/mesa/main/texcompress_fxt1.h b/src/mesa/main/texcompress_fxt1.h
new file mode 100644
index 00000000000..b74f955fcd6
--- /dev/null
+++ b/src/mesa/main/texcompress_fxt1.h
@@ -0,0 +1,53 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  7.1
+ *
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef TEXCOMPRESS_FXT1_H
+#define TEXCOMPRESS_FXT1_H
+
+#include "texstore.h"
+
+extern GLboolean
+_mesa_texstore_rgb_fxt1(TEXSTORE_PARAMS);
+
+extern GLboolean
+_mesa_texstore_rgba_fxt1(TEXSTORE_PARAMS);
+
+extern void
+_mesa_fetch_texel_2d_rgba_fxt1(const struct gl_texture_image *texImage,
+                               GLint i, GLint j, GLint k, GLchan *texel);
+
+extern void
+_mesa_fetch_texel_2d_f_rgba_fxt1(const struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, GLfloat *texel);
+
+extern void
+_mesa_fetch_texel_2d_rgb_fxt1(const struct gl_texture_image *texImage,
+                              GLint i, GLint j, GLint k, GLchan *texel);
+
+extern void
+_mesa_fetch_texel_2d_f_rgb_fxt1(const struct gl_texture_image *texImage,
+                                GLint i, GLint j, GLint k, GLfloat *texel);
+
+
+#endif /* TEXCOMPRESS_FXT1_H */
diff --git a/src/mesa/main/texcompress_s3tc.c b/src/mesa/main/texcompress_s3tc.c
index a1c0f18f36f..9fc73fec511 100644
--- a/src/mesa/main/texcompress_s3tc.c
+++ b/src/mesa/main/texcompress_s3tc.c
@@ -41,7 +41,7 @@
 #include "dlopen.h"
 #include "image.h"
 #include "texcompress.h"
-#include "texformat.h"
+#include "texcompress_s3tc.h"
 #include "texstore.h"
 
 #ifdef __MINGW32__
@@ -153,10 +153,10 @@ _mesa_init_texture_s3tc( GLcontext *ctx )
 }
 
 /**
- * Called via TexFormat->StoreImage to store an RGB_DXT1 texture.
+ * Store user's image in rgb_dxt1 format.
  */
-static GLboolean
-texstore_rgb_dxt1(TEXSTORE_PARAMS)
+GLboolean
+_mesa_texstore_rgb_dxt1(TEXSTORE_PARAMS)
 {
    const GLchan *pixels;
    GLint srcRowStride;
@@ -164,7 +164,7 @@ texstore_rgb_dxt1(TEXSTORE_PARAMS)
    const GLint texWidth = dstRowStride * 4 / 8; /* a bit of a hack */
    const GLchan *tempImage = NULL;
 
-   ASSERT(dstFormat == &_mesa_texformat_rgb_dxt1);
+   ASSERT(dstFormat == MESA_FORMAT_RGB_DXT1);
    ASSERT(dstXoffset % 4 == 0);
    ASSERT(dstYoffset % 4 == 0);
    ASSERT(dstZoffset % 4 == 0);
@@ -178,7 +178,7 @@ texstore_rgb_dxt1(TEXSTORE_PARAMS)
       /* convert image to RGB/GLchan */
       tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                              baseInternalFormat,
-                                             dstFormat->BaseFormat,
+                                             _mesa_get_format_base_format(dstFormat),
                                              srcWidth, srcHeight, srcDepth,
                                              srcFormat, srcType, srcAddr,
                                              srcPacking);
@@ -196,7 +196,7 @@ texstore_rgb_dxt1(TEXSTORE_PARAMS)
    }
 
    dst = _mesa_compressed_image_address(dstXoffset, dstYoffset, 0,
-                                        dstFormat->MesaFormat,
+                                        dstFormat,
                                         texWidth, (GLubyte *) dstAddr);
 
    if (ext_tx_compress_dxtn) {
@@ -216,10 +216,10 @@ texstore_rgb_dxt1(TEXSTORE_PARAMS)
 
 
 /**
- * Called via TexFormat->StoreImage to store an RGBA_DXT1 texture.
+ * Store user's image in rgba_dxt1 format.
  */
-static GLboolean
-texstore_rgba_dxt1(TEXSTORE_PARAMS)
+GLboolean
+_mesa_texstore_rgba_dxt1(TEXSTORE_PARAMS)
 {
    const GLchan *pixels;
    GLint srcRowStride;
@@ -227,7 +227,7 @@ texstore_rgba_dxt1(TEXSTORE_PARAMS)
    const GLint texWidth = dstRowStride * 4 / 8; /* a bit of a hack */
    const GLchan *tempImage = NULL;
 
-   ASSERT(dstFormat == &_mesa_texformat_rgba_dxt1);
+   ASSERT(dstFormat == MESA_FORMAT_RGBA_DXT1);
    ASSERT(dstXoffset % 4 == 0);
    ASSERT(dstYoffset % 4 == 0);
    ASSERT(dstZoffset % 4 == 0);
@@ -241,7 +241,7 @@ texstore_rgba_dxt1(TEXSTORE_PARAMS)
       /* convert image to RGBA/GLchan */
       tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                              baseInternalFormat,
-                                             dstFormat->BaseFormat,
+                                             _mesa_get_format_base_format(dstFormat),
                                              srcWidth, srcHeight, srcDepth,
                                              srcFormat, srcType, srcAddr,
                                              srcPacking);
@@ -259,7 +259,7 @@ texstore_rgba_dxt1(TEXSTORE_PARAMS)
    }
 
    dst = _mesa_compressed_image_address(dstXoffset, dstYoffset, 0,
-                                        dstFormat->MesaFormat,
+                                        dstFormat,
                                         texWidth, (GLubyte *) dstAddr);
    if (ext_tx_compress_dxtn) {
       (*ext_tx_compress_dxtn)(4, srcWidth, srcHeight, pixels,
@@ -278,10 +278,10 @@ texstore_rgba_dxt1(TEXSTORE_PARAMS)
 
 
 /**
- * Called via TexFormat->StoreImage to store an RGBA_DXT3 texture.
+ * Store user's image in rgba_dxt3 format.
  */
-static GLboolean
-texstore_rgba_dxt3(TEXSTORE_PARAMS)
+GLboolean
+_mesa_texstore_rgba_dxt3(TEXSTORE_PARAMS)
 {
    const GLchan *pixels;
    GLint srcRowStride;
@@ -289,7 +289,7 @@ texstore_rgba_dxt3(TEXSTORE_PARAMS)
    const GLint texWidth = dstRowStride * 4 / 16; /* a bit of a hack */
    const GLchan *tempImage = NULL;
 
-   ASSERT(dstFormat == &_mesa_texformat_rgba_dxt3);
+   ASSERT(dstFormat == MESA_FORMAT_RGBA_DXT3);
    ASSERT(dstXoffset % 4 == 0);
    ASSERT(dstYoffset % 4 == 0);
    ASSERT(dstZoffset % 4 == 0);
@@ -303,7 +303,7 @@ texstore_rgba_dxt3(TEXSTORE_PARAMS)
       /* convert image to RGBA/GLchan */
       tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                              baseInternalFormat,
-                                             dstFormat->BaseFormat,
+                                             _mesa_get_format_base_format(dstFormat),
                                              srcWidth, srcHeight, srcDepth,
                                              srcFormat, srcType, srcAddr,
                                              srcPacking);
@@ -320,7 +320,7 @@ texstore_rgba_dxt3(TEXSTORE_PARAMS)
    }
 
    dst = _mesa_compressed_image_address(dstXoffset, dstYoffset, 0,
-                                        dstFormat->MesaFormat,
+                                        dstFormat,
                                         texWidth, (GLubyte *) dstAddr);
    if (ext_tx_compress_dxtn) {
       (*ext_tx_compress_dxtn)(4, srcWidth, srcHeight, pixels,
@@ -339,10 +339,10 @@ texstore_rgba_dxt3(TEXSTORE_PARAMS)
 
 
 /**
- * Called via TexFormat->StoreImage to store an RGBA_DXT5 texture.
+ * Store user's image in rgba_dxt5 format.
  */
-static GLboolean
-texstore_rgba_dxt5(TEXSTORE_PARAMS)
+GLboolean
+_mesa_texstore_rgba_dxt5(TEXSTORE_PARAMS)
 {
    const GLchan *pixels;
    GLint srcRowStride;
@@ -350,7 +350,7 @@ texstore_rgba_dxt5(TEXSTORE_PARAMS)
    const GLint texWidth = dstRowStride * 4 / 16; /* a bit of a hack */
    const GLchan *tempImage = NULL;
 
-   ASSERT(dstFormat == &_mesa_texformat_rgba_dxt5);
+   ASSERT(dstFormat == MESA_FORMAT_RGBA_DXT5);
    ASSERT(dstXoffset % 4 == 0);
    ASSERT(dstYoffset % 4 == 0);
    ASSERT(dstZoffset % 4 == 0);
@@ -364,7 +364,7 @@ texstore_rgba_dxt5(TEXSTORE_PARAMS)
       /* convert image to RGBA/GLchan */
       tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                              baseInternalFormat,
-                                             dstFormat->BaseFormat,
+                                   	     _mesa_get_format_base_format(dstFormat),
                                              srcWidth, srcHeight, srcDepth,
                                              srcFormat, srcType, srcAddr,
                                              srcPacking);
@@ -381,7 +381,7 @@ texstore_rgba_dxt5(TEXSTORE_PARAMS)
    }
 
    dst = _mesa_compressed_image_address(dstXoffset, dstYoffset, 0,
-                                        dstFormat->MesaFormat,
+                                        dstFormat,
                                         texWidth, (GLubyte *) dstAddr);
    if (ext_tx_compress_dxtn) {
       (*ext_tx_compress_dxtn)(4, srcWidth, srcHeight, pixels,
@@ -414,9 +414,9 @@ fetch_texel_2d_rgb_dxt1( const struct gl_texture_image *texImage,
 }
 
 
-static void
-fetch_texel_2d_f_rgb_dxt1( const struct gl_texture_image *texImage,
-                            GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_rgb_dxt1(const struct gl_texture_image *texImage,
+                                GLint i, GLint j, GLint k, GLfloat *texel)
 {
    /* just sample as GLchan and convert to float here */
    GLchan rgba[4];
@@ -442,9 +442,9 @@ fetch_texel_2d_rgba_dxt1( const struct gl_texture_image *texImage,
 }
 
 
-static void
-fetch_texel_2d_f_rgba_dxt1( const struct gl_texture_image *texImage,
-                            GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_rgba_dxt1(const struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, GLfloat *texel)
 {
    /* just sample as GLchan and convert to float here */
    GLchan rgba[4];
@@ -471,9 +471,9 @@ fetch_texel_2d_rgba_dxt3( const struct gl_texture_image *texImage,
 }
 
 
-static void
-fetch_texel_2d_f_rgba_dxt3( const struct gl_texture_image *texImage,
-                            GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_rgba_dxt3(const struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, GLfloat *texel)
 {
    /* just sample as GLchan and convert to float here */
    GLchan rgba[4];
@@ -499,9 +499,9 @@ fetch_texel_2d_rgba_dxt5( const struct gl_texture_image *texImage,
 }
 
 
-static void
-fetch_texel_2d_f_rgba_dxt5( const struct gl_texture_image *texImage,
-                            GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_rgba_dxt5(const struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, GLfloat *texel)
 {
    /* just sample as GLchan and convert to float here */
    GLchan rgba[4];
@@ -513,9 +513,9 @@ fetch_texel_2d_f_rgba_dxt5( const struct gl_texture_image *texImage,
 }
 
 #if FEATURE_EXT_texture_sRGB
-static void
-fetch_texel_2d_f_srgb_dxt1( const struct gl_texture_image *texImage,
-                            GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_srgb_dxt1( const struct gl_texture_image *texImage,
+                                  GLint i, GLint j, GLint k, GLfloat *texel )
 {
    /* just sample as GLchan and convert to float here */
    GLchan rgba[4];
@@ -526,9 +526,9 @@ fetch_texel_2d_f_srgb_dxt1( const struct gl_texture_image *texImage,
    texel[ACOMP] = CHAN_TO_FLOAT(rgba[ACOMP]);
 }
 
-static void
-fetch_texel_2d_f_srgba_dxt1( const struct gl_texture_image *texImage,
-                             GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_srgba_dxt1(const struct gl_texture_image *texImage,
+                                  GLint i, GLint j, GLint k, GLfloat *texel)
 {
    /* just sample as GLchan and convert to float here */
    GLchan rgba[4];
@@ -539,9 +539,9 @@ fetch_texel_2d_f_srgba_dxt1( const struct gl_texture_image *texImage,
    texel[ACOMP] = CHAN_TO_FLOAT(rgba[ACOMP]);
 }
 
-static void
-fetch_texel_2d_f_srgba_dxt3( const struct gl_texture_image *texImage,
-                             GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_srgba_dxt3(const struct gl_texture_image *texImage,
+                                  GLint i, GLint j, GLint k, GLfloat *texel)
 {
    /* just sample as GLchan and convert to float here */
    GLchan rgba[4];
@@ -552,9 +552,9 @@ fetch_texel_2d_f_srgba_dxt3( const struct gl_texture_image *texImage,
    texel[ACOMP] = CHAN_TO_FLOAT(rgba[ACOMP]);
 }
 
-static void
-fetch_texel_2d_f_srgba_dxt5( const struct gl_texture_image *texImage,
-                             GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_srgba_dxt5(const struct gl_texture_image *texImage,
+                                  GLint i, GLint j, GLint k, GLfloat *texel)
 {
    /* just sample as GLchan and convert to float here */
    GLchan rgba[4];
@@ -566,196 +566,3 @@ fetch_texel_2d_f_srgba_dxt5( const struct gl_texture_image *texImage,
 }
 #endif
 
-const struct gl_texture_format _mesa_texformat_rgb_dxt1 = {
-   MESA_FORMAT_RGB_DXT1,		/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4, /*approx*/			/* RedBits */
-   4, /*approx*/			/* GreenBits */
-   4, /*approx*/			/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   texstore_rgb_dxt1,			/* StoreTexImageFunc */
-   NULL, /*impossible*/ 		/* FetchTexel1D */
-   fetch_texel_2d_rgb_dxt1, 		/* FetchTexel2D */
-   NULL, /*impossible*/ 		/* FetchTexel3D */
-   NULL, /*impossible*/ 		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgb_dxt1, 		/* FetchTexel2Df */
-   NULL, /*impossible*/ 		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba_dxt1 = {
-   MESA_FORMAT_RGBA_DXT1,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4, /*approx*/			/* RedBits */
-   4, /*approx*/			/* GreenBits */
-   4, /*approx*/			/* BlueBits */
-   1, /*approx*/			/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   texstore_rgba_dxt1,			/* StoreTexImageFunc */
-   NULL, /*impossible*/ 		/* FetchTexel1D */
-   fetch_texel_2d_rgba_dxt1, 		/* FetchTexel2D */
-   NULL, /*impossible*/ 		/* FetchTexel3D */
-   NULL, /*impossible*/ 		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba_dxt1, 		/* FetchTexel2Df */
-   NULL, /*impossible*/ 		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba_dxt3 = {
-   MESA_FORMAT_RGBA_DXT3,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4, /*approx*/			/* RedBits */
-   4, /*approx*/			/* GreenBits */
-   4, /*approx*/			/* BlueBits */
-   4, /*approx*/			/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   texstore_rgba_dxt3,			/* StoreTexImageFunc */
-   NULL, /*impossible*/ 		/* FetchTexel1D */
-   fetch_texel_2d_rgba_dxt3, 		/* FetchTexel2D */
-   NULL, /*impossible*/ 		/* FetchTexel3D */
-   NULL, /*impossible*/ 		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba_dxt3, 		/* FetchTexel2Df */
-   NULL, /*impossible*/ 		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba_dxt5 = {
-   MESA_FORMAT_RGBA_DXT5,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4,/*approx*/				/* RedBits */
-   4,/*approx*/				/* GreenBits */
-   4,/*approx*/				/* BlueBits */
-   4,/*approx*/				/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   texstore_rgba_dxt5,			/* StoreTexImageFunc */
-   NULL, /*impossible*/ 		/* FetchTexel1D */
-   fetch_texel_2d_rgba_dxt5, 		/* FetchTexel2D */
-   NULL, /*impossible*/ 		/* FetchTexel3D */
-   NULL, /*impossible*/ 		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba_dxt5, 		/* FetchTexel2Df */
-   NULL, /*impossible*/ 		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-
-#if FEATURE_EXT_texture_sRGB
-const struct gl_texture_format _mesa_texformat_srgb_dxt1 = {
-   MESA_FORMAT_SRGB_DXT1,		/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4, /*approx*/			/* RedBits */
-   4, /*approx*/			/* GreenBits */
-   4, /*approx*/			/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   texstore_rgb_dxt1,			/* StoreTexImageFunc */
-   NULL, /*impossible*/ 		/* FetchTexel1D */
-   NULL, 				/* FetchTexel2D */
-   NULL, /*impossible*/ 		/* FetchTexel3D */
-   NULL, /*impossible*/ 		/* FetchTexel1Df */
-   fetch_texel_2d_f_srgb_dxt1, 		/* FetchTexel2Df */
-   NULL, /*impossible*/ 		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_srgba_dxt1 = {
-   MESA_FORMAT_SRGBA_DXT1,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4, /*approx*/			/* RedBits */
-   4, /*approx*/			/* GreenBits */
-   4, /*approx*/			/* BlueBits */
-   1, /*approx*/			/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   texstore_rgba_dxt1,			/* StoreTexImageFunc */
-   NULL, /*impossible*/ 		/* FetchTexel1D */
-   NULL, 				/* FetchTexel2D */
-   NULL, /*impossible*/ 		/* FetchTexel3D */
-   NULL, /*impossible*/ 		/* FetchTexel1Df */
-   fetch_texel_2d_f_srgba_dxt1, 	/* FetchTexel2Df */
-   NULL, /*impossible*/ 		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_srgba_dxt3 = {
-   MESA_FORMAT_SRGBA_DXT3,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4, /*approx*/			/* RedBits */
-   4, /*approx*/			/* GreenBits */
-   4, /*approx*/			/* BlueBits */
-   4, /*approx*/			/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   texstore_rgba_dxt3,			/* StoreTexImageFunc */
-   NULL, /*impossible*/ 		/* FetchTexel1D */
-   NULL, 				/* FetchTexel2D */
-   NULL, /*impossible*/ 		/* FetchTexel3D */
-   NULL, /*impossible*/ 		/* FetchTexel1Df */
-   fetch_texel_2d_f_srgba_dxt3, 	/* FetchTexel2Df */
-   NULL, /*impossible*/ 		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_srgba_dxt5 = {
-   MESA_FORMAT_SRGBA_DXT5,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4,/*approx*/				/* RedBits */
-   4,/*approx*/				/* GreenBits */
-   4,/*approx*/				/* BlueBits */
-   4,/*approx*/				/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   texstore_rgba_dxt5,			/* StoreTexImageFunc */
-   NULL, /*impossible*/ 		/* FetchTexel1D */
-   NULL, 				/* FetchTexel2D */
-   NULL, /*impossible*/ 		/* FetchTexel3D */
-   NULL, /*impossible*/ 		/* FetchTexel1Df */
-   fetch_texel_2d_f_srgba_dxt5, 	/* FetchTexel2Df */
-   NULL, /*impossible*/ 		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-#endif
diff --git a/src/mesa/main/texcompress_s3tc.h b/src/mesa/main/texcompress_s3tc.h
new file mode 100644
index 00000000000..4041d244d16
--- /dev/null
+++ b/src/mesa/main/texcompress_s3tc.h
@@ -0,0 +1,75 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  7.1
+ *
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef TEXCOMPRESS_S3TC_H
+#define TEXCOMPRESS_S3TC_H
+
+#include "texstore.h"
+
+extern GLboolean
+_mesa_texstore_rgb_dxt1(TEXSTORE_PARAMS);
+
+extern GLboolean
+_mesa_texstore_rgba_dxt1(TEXSTORE_PARAMS);
+
+extern GLboolean
+_mesa_texstore_rgba_dxt3(TEXSTORE_PARAMS);
+
+extern GLboolean
+_mesa_texstore_rgba_dxt5(TEXSTORE_PARAMS);
+
+extern void
+_mesa_fetch_texel_2d_f_rgb_dxt1(const struct gl_texture_image *texImage,
+                                GLint i, GLint j, GLint k, GLfloat *texel);
+
+extern void
+_mesa_fetch_texel_2d_f_rgba_dxt1(const struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, GLfloat *texel);
+
+extern void
+_mesa_fetch_texel_2d_f_rgba_dxt3(const struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, GLfloat *texel);
+
+extern void
+_mesa_fetch_texel_2d_f_rgba_dxt5(const struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, GLfloat *texel);
+
+extern void
+_mesa_fetch_texel_2d_f_srgb_dxt1(const struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, GLfloat *texel);
+
+extern void
+_mesa_fetch_texel_2d_f_srgba_dxt1(const struct gl_texture_image *texImage,
+                                  GLint i, GLint j, GLint k, GLfloat *texel);
+
+extern void
+_mesa_fetch_texel_2d_f_srgba_dxt3(const struct gl_texture_image *texImage,
+                                  GLint i, GLint j, GLint k, GLfloat *texel);
+
+extern void
+_mesa_fetch_texel_2d_f_srgba_dxt5(const struct gl_texture_image *texImage,
+                                  GLint i, GLint j, GLint k, GLfloat *texel);
+
+
+#endif /* TEXCOMPRESS_S3TC_H */
diff --git a/src/mesa/main/texfetch.c b/src/mesa/main/texfetch.c
new file mode 100644
index 00000000000..e6e28aef196
--- /dev/null
+++ b/src/mesa/main/texfetch.c
@@ -0,0 +1,665 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  7.7
+ *
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ * Copyright (c) 2009  VMware, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+/**
+ * \file texfetch.c
+ *
+ * Texel fetch/store functions
+ *
+ * \author Gareth Hughes
+ */
+
+
+#include "colormac.h"
+#include "context.h"
+#include "texcompress.h"
+#include "texcompress_fxt1.h"
+#include "texcompress_s3tc.h"
+#include "texfetch.h"
+
+
+/**
+ * Convert an 8-bit sRGB value from non-linear space to a
+ * linear RGB value in [0, 1].
+ * Implemented with a 256-entry lookup table.
+ */
+static INLINE GLfloat
+nonlinear_to_linear(GLubyte cs8)
+{
+   static GLfloat table[256];
+   static GLboolean tableReady = GL_FALSE;
+   if (!tableReady) {
+      /* compute lookup table now */
+      GLuint i;
+      for (i = 0; i < 256; i++) {
+         const GLfloat cs = UBYTE_TO_FLOAT(i);
+         if (cs <= 0.04045) {
+            table[i] = cs / 12.92f;
+         }
+         else {
+            table[i] = (GLfloat) _mesa_pow((cs + 0.055) / 1.055, 2.4);
+         }
+      }
+      tableReady = GL_TRUE;
+   }
+   return table[cs8];
+}
+
+
+
+/* Texel fetch routines for all supported formats
+ */
+#define DIM 1
+#include "texfetch_tmp.h"
+
+#define DIM 2
+#include "texfetch_tmp.h"
+
+#define DIM 3
+#include "texfetch_tmp.h"
+
+/**
+ * Null texel fetch function.
+ *
+ * Have to have this so the FetchTexel function pointer is never NULL.
+ */
+static void fetch_null_texelf( const struct gl_texture_image *texImage,
+                               GLint i, GLint j, GLint k, GLfloat *texel )
+{
+   (void) texImage; (void) i; (void) j; (void) k;
+   texel[RCOMP] = 0.0;
+   texel[GCOMP] = 0.0;
+   texel[BCOMP] = 0.0;
+   texel[ACOMP] = 0.0;
+   _mesa_warning(NULL, "fetch_null_texelf() called!");
+}
+
+static void store_null_texel(struct gl_texture_image *texImage,
+                             GLint i, GLint j, GLint k, const void *texel)
+{
+   (void) texImage;
+   (void) i;
+   (void) j;
+   (void) k;
+   (void) texel;
+   /* no-op */
+}
+
+
+
+/**
+ * Table to map MESA_FORMAT_ to texel fetch/store funcs.
+ * XXX this is somewhat temporary.
+ */
+static struct {
+   GLuint Name;
+   FetchTexelFuncF Fetch1D;
+   FetchTexelFuncF Fetch2D;
+   FetchTexelFuncF Fetch3D;
+   StoreTexelFunc StoreTexel;
+}
+texfetch_funcs[MESA_FORMAT_COUNT] =
+{
+   {
+      MESA_FORMAT_SRGB8,
+      fetch_texel_1d_srgb8,
+      fetch_texel_2d_srgb8,
+      fetch_texel_3d_srgb8,
+      store_texel_srgb8
+   },
+   {
+      MESA_FORMAT_SRGBA8,
+      fetch_texel_1d_srgba8,
+      fetch_texel_2d_srgba8,
+      fetch_texel_3d_srgba8,
+      store_texel_srgba8
+   },
+   {
+      MESA_FORMAT_SARGB8,
+      fetch_texel_1d_sargb8,
+      fetch_texel_2d_sargb8,
+      fetch_texel_3d_sargb8,
+      store_texel_sargb8
+   },
+   {
+      MESA_FORMAT_SL8,
+      fetch_texel_1d_sl8,
+      fetch_texel_2d_sl8,
+      fetch_texel_3d_sl8,
+      store_texel_sl8
+   },
+   {
+      MESA_FORMAT_SLA8,
+      fetch_texel_1d_sla8,
+      fetch_texel_2d_sla8,
+      fetch_texel_3d_sla8,
+      store_texel_sla8
+   },
+   {
+      MESA_FORMAT_RGB_FXT1,
+      NULL,
+      _mesa_fetch_texel_2d_f_rgb_fxt1,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_RGBA_FXT1,
+      NULL,
+      _mesa_fetch_texel_2d_f_rgba_fxt1,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_RGB_DXT1,
+      NULL,
+      _mesa_fetch_texel_2d_f_rgb_dxt1,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_RGBA_DXT1,
+      NULL,
+      _mesa_fetch_texel_2d_f_rgba_dxt1,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_RGBA_DXT3,
+      NULL,
+      _mesa_fetch_texel_2d_f_rgba_dxt3,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_RGBA_DXT5,
+      NULL,
+      _mesa_fetch_texel_2d_f_rgba_dxt5,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_SRGB_DXT1,
+      NULL,
+      _mesa_fetch_texel_2d_f_srgb_dxt1,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_SRGBA_DXT1,
+      NULL,
+      _mesa_fetch_texel_2d_f_srgba_dxt1,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_SRGBA_DXT3,
+      NULL,
+      _mesa_fetch_texel_2d_f_srgba_dxt3,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_SRGBA_DXT5,
+      NULL,
+      _mesa_fetch_texel_2d_f_srgba_dxt5,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_RGBA_FLOAT32,
+      fetch_texel_1d_f_rgba_f32,
+      fetch_texel_2d_f_rgba_f32,
+      fetch_texel_3d_f_rgba_f32,
+      store_texel_rgba_f32
+   },
+   {
+      MESA_FORMAT_RGBA_FLOAT16,
+      fetch_texel_1d_f_rgba_f16,
+      fetch_texel_2d_f_rgba_f16,
+      fetch_texel_3d_f_rgba_f16,
+      store_texel_rgba_f16
+   },
+   {
+      MESA_FORMAT_RGB_FLOAT32,
+      fetch_texel_1d_f_rgb_f32,
+      fetch_texel_2d_f_rgb_f32,
+      fetch_texel_3d_f_rgb_f32,
+      store_texel_rgb_f32
+   },
+   {
+      MESA_FORMAT_RGB_FLOAT16,
+      fetch_texel_1d_f_rgb_f16,
+      fetch_texel_2d_f_rgb_f16,
+      fetch_texel_3d_f_rgb_f16,
+      store_texel_rgb_f16
+   },
+   {
+      MESA_FORMAT_ALPHA_FLOAT32,
+      fetch_texel_1d_f_alpha_f32,
+      fetch_texel_2d_f_alpha_f32,
+      fetch_texel_3d_f_alpha_f32,
+      store_texel_alpha_f32
+   },
+   {
+      MESA_FORMAT_ALPHA_FLOAT16,
+      fetch_texel_1d_f_alpha_f16,
+      fetch_texel_2d_f_alpha_f16,
+      fetch_texel_3d_f_alpha_f16,
+      store_texel_alpha_f16
+   },
+   {
+      MESA_FORMAT_LUMINANCE_FLOAT32,
+      fetch_texel_1d_f_luminance_f32,
+      fetch_texel_2d_f_luminance_f32,
+      fetch_texel_3d_f_luminance_f32,
+      store_texel_luminance_f32
+   },
+   {
+      MESA_FORMAT_LUMINANCE_FLOAT16,
+      fetch_texel_1d_f_luminance_f16,
+      fetch_texel_2d_f_luminance_f16,
+      fetch_texel_3d_f_luminance_f16,
+      store_texel_luminance_f16
+   },
+   {
+      MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32,
+      fetch_texel_1d_f_luminance_alpha_f32,
+      fetch_texel_2d_f_luminance_alpha_f32,
+      fetch_texel_3d_f_luminance_alpha_f32,
+      store_texel_luminance_alpha_f32
+   },
+   {
+      MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16,
+      fetch_texel_1d_f_luminance_alpha_f16,
+      fetch_texel_2d_f_luminance_alpha_f16,
+      fetch_texel_3d_f_luminance_alpha_f16,
+      store_texel_luminance_alpha_f16
+   },
+   {
+      MESA_FORMAT_INTENSITY_FLOAT32,
+      fetch_texel_1d_f_intensity_f32,
+      fetch_texel_2d_f_intensity_f32,
+      fetch_texel_3d_f_intensity_f32,
+      store_texel_intensity_f32
+   },
+   {
+      MESA_FORMAT_INTENSITY_FLOAT16,
+      fetch_texel_1d_f_intensity_f16,
+      fetch_texel_2d_f_intensity_f16,
+      fetch_texel_3d_f_intensity_f16,
+      store_texel_intensity_f16
+   },
+   {
+      MESA_FORMAT_DUDV8,
+      fetch_texel_1d_dudv8,
+      fetch_texel_2d_dudv8,
+      fetch_texel_3d_dudv8,
+      NULL
+   },
+   {
+      MESA_FORMAT_SIGNED_RGBA8888,
+      fetch_texel_1d_signed_rgba8888,
+      fetch_texel_2d_signed_rgba8888,
+      fetch_texel_3d_signed_rgba8888,
+      store_texel_signed_rgba8888
+   },
+   {
+      MESA_FORMAT_SIGNED_RGBA8888_REV,
+      fetch_texel_1d_signed_rgba8888_rev,
+      fetch_texel_2d_signed_rgba8888_rev,
+      fetch_texel_3d_signed_rgba8888_rev,
+      store_texel_signed_rgba8888_rev
+   },
+   {
+      MESA_FORMAT_SIGNED_RGBA_16,
+      NULL, /* XXX to do */
+      NULL,
+      NULL,
+      NULL
+   },
+   {
+      MESA_FORMAT_RGBA8888,
+      fetch_texel_1d_f_rgba8888,
+      fetch_texel_2d_f_rgba8888,
+      fetch_texel_3d_f_rgba8888,
+      store_texel_rgba8888
+   },
+   {
+      MESA_FORMAT_RGBA8888_REV,
+      fetch_texel_1d_f_rgba8888_rev,
+      fetch_texel_2d_f_rgba8888_rev,
+      fetch_texel_3d_f_rgba8888_rev,
+      store_texel_rgba8888_rev
+   },
+   {
+      MESA_FORMAT_ARGB8888,
+      fetch_texel_1d_f_argb8888,
+      fetch_texel_2d_f_argb8888,
+      fetch_texel_3d_f_argb8888,
+      store_texel_argb8888
+   },
+   {
+      MESA_FORMAT_ARGB8888_REV,
+      fetch_texel_1d_f_argb8888_rev,
+      fetch_texel_2d_f_argb8888_rev,
+      fetch_texel_3d_f_argb8888_rev,
+      store_texel_argb8888_rev
+   },
+   {
+      MESA_FORMAT_XRGB8888,
+      fetch_texel_1d_f_xrgb8888,
+      fetch_texel_2d_f_xrgb8888,
+      fetch_texel_3d_f_xrgb8888,
+      store_texel_xrgb8888
+   },
+   {
+      MESA_FORMAT_RGB888,
+      fetch_texel_1d_f_rgb888,
+      fetch_texel_2d_f_rgb888,
+      fetch_texel_3d_f_rgb888,
+      store_texel_rgb888
+   },
+   {
+      MESA_FORMAT_BGR888,
+      fetch_texel_1d_f_bgr888,
+      fetch_texel_2d_f_bgr888,
+      fetch_texel_3d_f_bgr888,
+      store_texel_bgr888
+   },
+   {
+      MESA_FORMAT_RGB565,
+      fetch_texel_1d_f_rgb565,
+      fetch_texel_2d_f_rgb565,
+      fetch_texel_3d_f_rgb565,
+      store_texel_rgb565
+   },
+   {
+      MESA_FORMAT_RGB565_REV,
+      fetch_texel_1d_f_rgb565_rev,
+      fetch_texel_2d_f_rgb565_rev,
+      fetch_texel_3d_f_rgb565_rev,
+      store_texel_rgb565_rev
+   },
+   {
+      MESA_FORMAT_ARGB4444,
+      fetch_texel_1d_f_argb4444,
+      fetch_texel_2d_f_argb4444,
+      fetch_texel_3d_f_argb4444,
+      store_texel_argb4444
+   },
+   {
+      MESA_FORMAT_ARGB4444_REV,
+      fetch_texel_1d_f_argb4444_rev,
+      fetch_texel_2d_f_argb4444_rev,
+      fetch_texel_3d_f_argb4444_rev,
+      store_texel_argb4444_rev
+   },
+   {
+      MESA_FORMAT_RGBA5551,
+      fetch_texel_1d_f_rgba5551,
+      fetch_texel_2d_f_rgba5551,
+      fetch_texel_3d_f_rgba5551,
+      store_texel_rgba5551
+   },
+   {
+      MESA_FORMAT_ARGB1555,
+      fetch_texel_1d_f_argb1555,
+      fetch_texel_2d_f_argb1555,
+      fetch_texel_3d_f_argb1555,
+      store_texel_argb1555
+   },
+   {
+      MESA_FORMAT_ARGB1555_REV,
+      fetch_texel_1d_f_argb1555_rev,
+      fetch_texel_2d_f_argb1555_rev,
+      fetch_texel_3d_f_argb1555_rev,
+      store_texel_argb1555_rev
+   },
+   {
+      MESA_FORMAT_AL88,
+      fetch_texel_1d_f_al88,
+      fetch_texel_2d_f_al88,
+      fetch_texel_3d_f_al88,
+      store_texel_al88
+   },
+   {
+      MESA_FORMAT_AL88_REV,
+      fetch_texel_1d_f_al88_rev,
+      fetch_texel_2d_f_al88_rev,
+      fetch_texel_3d_f_al88_rev,
+      store_texel_al88_rev
+   },
+   {
+      MESA_FORMAT_RGB332,
+      fetch_texel_1d_f_rgb332,
+      fetch_texel_2d_f_rgb332,
+      fetch_texel_3d_f_rgb332,
+      store_texel_rgb332
+   },
+   {
+      MESA_FORMAT_A8,
+      fetch_texel_1d_f_a8,
+      fetch_texel_2d_f_a8,
+      fetch_texel_3d_f_a8,
+      store_texel_a8
+   },
+   {
+      MESA_FORMAT_L8,
+      fetch_texel_1d_f_l8,
+      fetch_texel_2d_f_l8,
+      fetch_texel_3d_f_l8,
+      store_texel_l8
+   },
+   {
+      MESA_FORMAT_I8,
+      fetch_texel_1d_f_i8,
+      fetch_texel_2d_f_i8,
+      fetch_texel_3d_f_i8,
+      store_texel_i8
+   },
+   {
+      MESA_FORMAT_CI8,
+      fetch_texel_1d_f_ci8,
+      fetch_texel_2d_f_ci8,
+      fetch_texel_3d_f_ci8,
+      store_texel_ci8
+   },
+   {
+      MESA_FORMAT_YCBCR,
+      fetch_texel_1d_f_ycbcr,
+      fetch_texel_2d_f_ycbcr,
+      fetch_texel_3d_f_ycbcr,
+      store_texel_ycbcr
+   },
+   {
+      MESA_FORMAT_YCBCR_REV,
+      fetch_texel_1d_f_ycbcr_rev,
+      fetch_texel_2d_f_ycbcr_rev,
+      fetch_texel_3d_f_ycbcr_rev,
+      store_texel_ycbcr_rev
+   },
+   {
+      MESA_FORMAT_Z24_S8,
+      fetch_texel_1d_f_z24_s8,
+      fetch_texel_2d_f_z24_s8,
+      fetch_texel_3d_f_z24_s8,
+      store_texel_z24_s8
+   },
+   {
+      MESA_FORMAT_S8_Z24,
+      fetch_texel_1d_f_s8_z24,
+      fetch_texel_2d_f_s8_z24,
+      fetch_texel_3d_f_s8_z24,
+      store_texel_s8_z24
+   },
+   {
+      MESA_FORMAT_Z16,
+      fetch_texel_1d_f_z16,
+      fetch_texel_2d_f_z16,
+      fetch_texel_3d_f_z16,
+      store_texel_z16
+   },
+   {
+      MESA_FORMAT_X8_Z24,
+      fetch_texel_1d_f_s8_z24,
+      fetch_texel_2d_f_s8_z24,
+      fetch_texel_3d_f_s8_z24,
+      store_texel_s8_z24
+   },
+   {
+      MESA_FORMAT_Z32,
+      fetch_texel_1d_f_z32,
+      fetch_texel_2d_f_z32,
+      fetch_texel_3d_f_z32,
+      store_texel_z32
+   }
+};
+
+
+static FetchTexelFuncF
+_mesa_get_texel_fetch_func(gl_format format, GLuint dims)
+{
+   FetchTexelFuncF f;
+   GLuint i;
+   /* XXX replace loop with direct table lookup */
+   for (i = 0; i < MESA_FORMAT_COUNT; i++) {
+      if (texfetch_funcs[i].Name == format) {
+         switch (dims) {
+         case 1:
+            f = texfetch_funcs[i].Fetch1D;
+            break;
+         case 2:
+            f = texfetch_funcs[i].Fetch2D;
+            break;
+         case 3:
+            f = texfetch_funcs[i].Fetch3D;
+            break;
+         }
+         if (!f)
+            f = fetch_null_texelf;
+         return f;
+      }
+   }
+   return NULL;
+}
+
+
+StoreTexelFunc
+_mesa_get_texel_store_func(gl_format format)
+{
+   GLuint i;
+   /* XXX replace loop with direct table lookup */
+   for (i = 0; i < MESA_FORMAT_COUNT; i++) {
+      if (texfetch_funcs[i].Name == format) {
+         if (texfetch_funcs[i].StoreTexel)
+            return texfetch_funcs[i].StoreTexel;
+         else
+            return store_null_texel;
+      }
+   }
+   return NULL;
+}
+
+
+
+/**
+ * Adaptor for fetching a GLchan texel from a float-valued texture.
+ */
+static void
+fetch_texel_float_to_chan(const struct gl_texture_image *texImage,
+                          GLint i, GLint j, GLint k, GLchan *texelOut)
+{
+   GLfloat temp[4];
+   GLenum baseFormat = _mesa_get_format_base_format(texImage->TexFormat);
+
+   ASSERT(texImage->FetchTexelf);
+   texImage->FetchTexelf(texImage, i, j, k, temp);
+   if (baseFormat == GL_DEPTH_COMPONENT ||
+       baseFormat == GL_DEPTH_STENCIL_EXT) {
+      /* just one channel */
+      UNCLAMPED_FLOAT_TO_CHAN(texelOut[0], temp[0]);
+   }
+   else {
+      /* four channels */
+      UNCLAMPED_FLOAT_TO_CHAN(texelOut[0], temp[0]);
+      UNCLAMPED_FLOAT_TO_CHAN(texelOut[1], temp[1]);
+      UNCLAMPED_FLOAT_TO_CHAN(texelOut[2], temp[2]);
+      UNCLAMPED_FLOAT_TO_CHAN(texelOut[3], temp[3]);
+   }
+}
+
+
+#if 0
+/**
+ * Adaptor for fetching a float texel from a GLchan-valued texture.
+ */
+static void
+fetch_texel_chan_to_float(const struct gl_texture_image *texImage,
+                          GLint i, GLint j, GLint k, GLfloat *texelOut)
+{
+   GLchan temp[4];
+   GLenum baseFormat = _mesa_get_format_base_format(texImage->TexFormat);
+
+   ASSERT(texImage->FetchTexelc);
+   texImage->FetchTexelc(texImage, i, j, k, temp);
+   if (baseFormat == GL_DEPTH_COMPONENT ||
+       baseFormat == GL_DEPTH_STENCIL_EXT) {
+      /* just one channel */
+      texelOut[0] = CHAN_TO_FLOAT(temp[0]);
+   }
+   else {
+      /* four channels */
+      texelOut[0] = CHAN_TO_FLOAT(temp[0]);
+      texelOut[1] = CHAN_TO_FLOAT(temp[1]);
+      texelOut[2] = CHAN_TO_FLOAT(temp[2]);
+      texelOut[3] = CHAN_TO_FLOAT(temp[3]);
+   }
+}
+#endif
+
+
+/**
+ * Initialize the texture image's FetchTexelc and FetchTexelf methods.
+ */
+void
+_mesa_set_fetch_functions(struct gl_texture_image *texImage, GLuint dims)
+{
+   ASSERT(dims == 1 || dims == 2 || dims == 3);
+   ASSERT(texImage->TexFormat);
+
+   if (!texImage->FetchTexelf) {
+      texImage->FetchTexelf =
+         _mesa_get_texel_fetch_func(texImage->TexFormat, dims);
+   }
+
+   /* now check if we need to use a float/chan adaptor */
+   if (!texImage->FetchTexelc) {
+      texImage->FetchTexelc = fetch_texel_float_to_chan;
+   }
+
+   ASSERT(texImage->FetchTexelc);
+   ASSERT(texImage->FetchTexelf);
+}
diff --git a/src/mesa/main/texfetch.h b/src/mesa/main/texfetch.h
new file mode 100644
index 00000000000..ef13bf27fec
--- /dev/null
+++ b/src/mesa/main/texfetch.h
@@ -0,0 +1,40 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  7.7
+ *
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ * Copyright (c) 2009 VMware, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+#ifndef TEXFETCH_H
+#define TEXFETCH_H
+
+#include "mtypes.h"
+#include "formats.h"
+
+
+extern StoreTexelFunc
+_mesa_get_texel_store_func(gl_format format);
+
+extern void
+_mesa_set_fetch_functions(struct gl_texture_image *texImage, GLuint dims);
+
+#endif
diff --git a/src/mesa/main/texformat_tmp.h b/src/mesa/main/texfetch_tmp.h
index eb160deff93..27434946ec8 100644
--- a/src/mesa/main/texformat_tmp.h
+++ b/src/mesa/main/texfetch_tmp.h
@@ -1,9 +1,9 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.1
+ * Version:  7.7
  *
- * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
- * Copyright (c) 2008 VMware, Inc.
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ * Copyright (c) 2008-2009  VMware, Inc.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -25,18 +25,16 @@
 
 
 /**
- * \file texformat_tmp.h
+ * \file texfetch_tmp.h
  * Texel fetch functions template.
  * 
- * This template file is used by texformat.c to generate texel fetch functions
+ * This template file is used by texfetch.c to generate texel fetch functions
  * for 1-D, 2-D and 3-D texture images. 
  *
  * It should be expanded by defining \p DIM as the number texture dimensions
  * (1, 2 or 3).  According to the value of \p DIM a series of macros is defined
  * for the texel lookup in the gl_texture_image::Data.
  * 
- * \sa texformat.c and FetchTexel.
- * 
  * \author Gareth Hughes
  * \author Brian Paul
  */
@@ -70,152 +68,6 @@
 #endif
 
 
-/* MESA_FORMAT_RGBA **********************************************************/
-
-/* Fetch texel from 1D, 2D or 3D RGBA texture, returning 4 GLfloats */
-static void FETCH(f_rgba)( const struct gl_texture_image *texImage,
-                           GLint i, GLint j, GLint k, GLfloat *texel )
-{
-   const GLchan *src = TEXEL_ADDR(GLchan, texImage, i, j, k, 4);
-   texel[RCOMP] = CHAN_TO_FLOAT(src[0]);
-   texel[GCOMP] = CHAN_TO_FLOAT(src[1]);
-   texel[BCOMP] = CHAN_TO_FLOAT(src[2]);
-   texel[ACOMP] = CHAN_TO_FLOAT(src[3]);
-}
-
-#if DIM == 3
-/* Store a GLchan RGBA texel */
-static void store_texel_rgba(struct gl_texture_image *texImage,
-                             GLint i, GLint j, GLint k, const void *texel)
-{
-   const GLchan *rgba = (const GLchan *) texel;
-   GLchan *dst = TEXEL_ADDR(GLchan, texImage, i, j, k, 4);
-   dst[0] = rgba[RCOMP];
-   dst[1] = rgba[GCOMP];
-   dst[2] = rgba[BCOMP];
-   dst[3] = rgba[ACOMP];
-}
-#endif
-
-/* MESA_FORMAT_RGB ***********************************************************/
-
-/* Fetch texel from 1D, 2D or 3D RGB texture, returning 4 GLfloats */
-static void FETCH(f_rgb)( const struct gl_texture_image *texImage,
-                          GLint i, GLint j, GLint k, GLfloat *texel )
-{
-   const GLchan *src = TEXEL_ADDR(GLchan, texImage, i, j, k, 3);
-   texel[RCOMP] = CHAN_TO_FLOAT(src[0]);
-   texel[GCOMP] = CHAN_TO_FLOAT(src[1]);
-   texel[BCOMP] = CHAN_TO_FLOAT(src[2]);
-   texel[ACOMP] = 1.0F;
-}
-
-#if DIM == 3
-static void store_texel_rgb(struct gl_texture_image *texImage,
-                            GLint i, GLint j, GLint k, const void *texel)
-{
-   const GLchan *rgba = (const GLchan *) texel;
-   GLchan *dst = TEXEL_ADDR(GLchan, texImage, i, j, k, 3);
-   dst[0] = rgba[RCOMP];
-   dst[1] = rgba[GCOMP];
-   dst[2] = rgba[BCOMP];
-}
-#endif
-
-/* MESA_FORMAT_ALPHA *********************************************************/
-
-/* Fetch texel from 1D, 2D or 3D ALPHA texture, returning 4 GLchans */
-static void FETCH(f_alpha)( const struct gl_texture_image *texImage,
-			  GLint i, GLint j, GLint k, GLfloat *texel )
-{
-   const GLchan *src = TEXEL_ADDR(GLchan, texImage, i, j, k, 1);
-   texel[RCOMP] =
-   texel[GCOMP] =
-   texel[BCOMP] = 0.0F;
-   texel[ACOMP] = CHAN_TO_FLOAT(src[0]);
-}
-
-#if DIM == 3
-static void store_texel_alpha(struct gl_texture_image *texImage,
-                              GLint i, GLint j, GLint k, const void *texel)
-{
-   const GLchan *rgba = (const GLchan *) texel;
-   GLchan *dst = TEXEL_ADDR(GLchan, texImage, i, j, k, 1);
-   dst[0] = rgba[ACOMP];
-}
-#endif
-
-/* MESA_FORMAT_LUMINANCE *****************************************************/
-
-/* Fetch texel from 1D, 2D or 3D LUMIN texture, returning 4 GLchans */
-static void FETCH(f_luminance)( const struct gl_texture_image *texImage,
-                                GLint i, GLint j, GLint k, GLfloat *texel )
-{
-   const GLchan *src = TEXEL_ADDR(GLchan, texImage, i, j, k, 1);
-   texel[RCOMP] =
-   texel[GCOMP] =
-   texel[BCOMP] = CHAN_TO_FLOAT(src[0]);
-   texel[ACOMP] = 1.0F;
-}
-
-#if DIM == 3
-static void store_texel_luminance(struct gl_texture_image *texImage,
-                                  GLint i, GLint j, GLint k, const void *texel)
-{
-   const GLchan *rgba = (const GLchan *) texel;
-   GLchan *dst = TEXEL_ADDR(GLchan, texImage, i, j, k, 1);
-   dst[0] = rgba[RCOMP];
-}
-#endif
-
-/* MESA_FORMAT_LUMINANCE_ALPHA ***********************************************/
-
-/* Fetch texel from 1D, 2D or 3D L_A texture, returning 4 GLchans */
-static void FETCH(f_luminance_alpha)(const struct gl_texture_image *texImage,
-                                     GLint i, GLint j, GLint k, GLfloat *texel)
-{
-   const GLchan *src = TEXEL_ADDR(GLchan, texImage, i, j, k, 2);
-   texel[RCOMP] =
-   texel[GCOMP] =
-   texel[BCOMP] = CHAN_TO_FLOAT(src[0]);
-   texel[ACOMP] = CHAN_TO_FLOAT(src[1]);
-}
-
-#if DIM == 3
-static void store_texel_luminance_alpha(struct gl_texture_image *texImage,
-                                  GLint i, GLint j, GLint k, const void *texel)
-{
-   const GLchan *rgba = (const GLchan *) texel;
-   GLchan *dst = TEXEL_ADDR(GLchan, texImage, i, j, k, 2);
-   dst[0] = rgba[RCOMP];
-   dst[1] = rgba[ACOMP];
-}
-#endif
-
-/* MESA_FORMAT_INTENSITY *****************************************************/
-
-/* Fetch texel from 1D, 2D or 3D INT. texture, returning 4 GLchans */
-static void FETCH(f_intensity)( const struct gl_texture_image *texImage,
-                                GLint i, GLint j, GLint k, GLfloat *texel )
-{
-   const GLchan *src = TEXEL_ADDR(GLchan, texImage, i, j, k, 1);
-   texel[RCOMP] =
-   texel[GCOMP] =
-   texel[BCOMP] =
-   texel[ACOMP] = CHAN_TO_FLOAT(src[0]);
-}
-
-#if DIM == 3
-static void store_texel_intensity(struct gl_texture_image *texImage,
-                                  GLint i, GLint j, GLint k, const void *texel)
-{
-   const GLchan *rgba = (const GLchan *) texel;
-   GLchan *dst = TEXEL_ADDR(GLchan, texImage, i, j, k, 1);
-   dst[0] = rgba[RCOMP];
-}
-#endif
-
-
 /* MESA_FORMAT_Z32 ***********************************************************/
 
 /* Fetch depth texel from 1D, 2D or 3D 32-bit depth texture,
@@ -683,6 +535,30 @@ static void store_texel_argb8888_rev(struct gl_texture_image *texImage,
 #endif
 
 
+/* MESA_FORMAT_XRGB8888 ******************************************************/
+
+/* Fetch texel from 1D, 2D or 3D xrgb8888 texture, return 4 GLchans */
+static void FETCH(f_xrgb8888)( const struct gl_texture_image *texImage,
+                               GLint i, GLint j, GLint k, GLfloat *texel )
+{
+   const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
+   texel[RCOMP] = UBYTE_TO_FLOAT( (s >> 16) & 0xff );
+   texel[GCOMP] = UBYTE_TO_FLOAT( (s >>  8) & 0xff );
+   texel[BCOMP] = UBYTE_TO_FLOAT( (s      ) & 0xff );
+   texel[ACOMP] = 1.0f;
+}
+
+#if DIM == 3
+static void store_texel_xrgb8888(struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, const void *texel)
+{
+   const GLubyte *rgba = (const GLubyte *) texel;
+   GLuint *dst = TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
+   *dst = PACK_COLOR_8888(0xff, rgba[RCOMP], rgba[GCOMP], rgba[BCOMP]);
+}
+#endif
+
+
 /* MESA_FORMAT_RGB888 ********************************************************/
 
 /* Fetch texel from 1D, 2D or 3D rgb888 texture, return 4 GLchans */
@@ -787,30 +663,6 @@ static void store_texel_rgb565_rev(struct gl_texture_image *texImage,
 }
 #endif
 
-/* MESA_FORMAT_RGBA4444 ******************************************************/
-
-/* Fetch texel from 1D, 2D or 3D argb444 texture, return 4 GLchans */
-static void FETCH(f_rgba4444)( const struct gl_texture_image *texImage,
-                               GLint i, GLint j, GLint k, GLfloat *texel )
-{
-   const GLushort *src = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
-   const GLushort s = *src;
-   texel[RCOMP] = ((s >> 12) & 0xf) * (1.0F / 15.0F);
-   texel[GCOMP] = ((s >>  8) & 0xf) * (1.0F / 15.0F);
-   texel[BCOMP] = ((s >>  4) & 0xf) * (1.0F / 15.0F);
-   texel[ACOMP] = ((s      ) & 0xf) * (1.0F / 15.0F);
-}
-
-#if DIM == 3
-static void store_texel_rgba4444(struct gl_texture_image *texImage,
-                                 GLint i, GLint j, GLint k, const void *texel)
-{
-   const GLubyte *rgba = (const GLubyte *) texel;
-   GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
-   *dst = PACK_COLOR_4444(rgba[RCOMP], rgba[GCOMP], rgba[BCOMP], rgba[ACOMP]);
-}
-#endif
-
 
 /* MESA_FORMAT_ARGB4444 ******************************************************/
 
@@ -1161,8 +1013,6 @@ static void store_texel_ci8(struct gl_texture_image *texImage,
 #endif
 
 
-#if FEATURE_EXT_texture_sRGB
-
 /* Fetch texel from 1D, 2D or 3D srgb8 texture, return 4 GLfloats */
 /* Note: component order is same as for MESA_FORMAT_RGB888 */
 static void FETCH(srgb8)(const struct gl_texture_image *texImage,
@@ -1272,8 +1122,6 @@ static void store_texel_sla8(struct gl_texture_image *texImage,
 }
 #endif
 
-#endif /* FEATURE_EXT_texture_sRGB */
-
 
 /* MESA_FORMAT_DUDV8 ********************************************************/
 
@@ -1424,7 +1272,7 @@ static void FETCH(f_z24_s8)( const struct gl_texture_image *texImage,
    const GLuint *src = TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
    const GLfloat scale = 1.0F / (GLfloat) 0xffffff;
    texel[0] = ((*src) >> 8) * scale;
-   ASSERT(texImage->TexFormat->MesaFormat == MESA_FORMAT_Z24_S8);
+   ASSERT(texImage->TexFormat == MESA_FORMAT_Z24_S8);
    ASSERT(texel[0] >= 0.0F);
    ASSERT(texel[0] <= 1.0F);
 }
@@ -1451,7 +1299,7 @@ static void FETCH(f_s8_z24)( const struct gl_texture_image *texImage,
    const GLuint *src = TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
    const GLfloat scale = 1.0F / (GLfloat) 0xffffff;
    texel[0] = ((*src) & 0x00ffffff) * scale;
-   ASSERT(texImage->TexFormat->MesaFormat == MESA_FORMAT_S8_Z24);
+   ASSERT(texImage->TexFormat == MESA_FORMAT_S8_Z24);
    ASSERT(texel[0] >= 0.0F);
    ASSERT(texel[0] <= 1.0F);
 }
diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
index 9d5534e3960..39c561e2789 100644
--- a/src/mesa/main/texformat.c
+++ b/src/mesa/main/texformat.c
@@ -1,9 +1,9 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.1
+ * Version:  7.7
  *
- * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
- * Copyright (c) 2008 VMware, Inc.
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ * Copyright (c) 2008-2009 VMware, Inc.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -29,1435 +29,15 @@
  * Texture formats.
  *
  * \author Gareth Hughes
+ * \author Brian Paul
  */
 
 
-#include "colormac.h"
 #include "context.h"
+#include "texcompress.h"
+#include "texcompress_fxt1.h"
+#include "texcompress_s3tc.h"
 #include "texformat.h"
-#include "texstore.h"
-
-
-#if FEATURE_EXT_texture_sRGB
-
-/**
- * Convert an 8-bit sRGB value from non-linear space to a
- * linear RGB value in [0, 1].
- * Implemented with a 256-entry lookup table.
- */
-static INLINE GLfloat
-nonlinear_to_linear(GLubyte cs8)
-{
-   static GLfloat table[256];
-   static GLboolean tableReady = GL_FALSE;
-   if (!tableReady) {
-      /* compute lookup table now */
-      GLuint i;
-      for (i = 0; i < 256; i++) {
-         const GLfloat cs = UBYTE_TO_FLOAT(i);
-         if (cs <= 0.04045) {
-            table[i] = cs / 12.92f;
-         }
-         else {
-            table[i] = (GLfloat) _mesa_pow((cs + 0.055) / 1.055, 2.4);
-         }
-      }
-      tableReady = GL_TRUE;
-   }
-   return table[cs8];
-}
-
-
-#endif /* FEATURE_EXT_texture_sRGB */
-
-
-/* Texel fetch routines for all supported formats
- */
-#define DIM 1
-#include "texformat_tmp.h"
-
-#define DIM 2
-#include "texformat_tmp.h"
-
-#define DIM 3
-#include "texformat_tmp.h"
-
-/**
- * Null texel fetch function.
- *
- * Have to have this so the FetchTexel function pointer is never NULL.
- */
-static void fetch_null_texel( const struct gl_texture_image *texImage,
-			      GLint i, GLint j, GLint k, GLchan *texel )
-{
-   (void) texImage; (void) i; (void) j; (void) k;
-   texel[RCOMP] = 0;
-   texel[GCOMP] = 0;
-   texel[BCOMP] = 0;
-   texel[ACOMP] = 0;
-   _mesa_warning(NULL, "fetch_null_texel() called!");
-}
-
-static void fetch_null_texelf( const struct gl_texture_image *texImage,
-                               GLint i, GLint j, GLint k, GLfloat *texel )
-{
-   (void) texImage; (void) i; (void) j; (void) k;
-   texel[RCOMP] = 0.0;
-   texel[GCOMP] = 0.0;
-   texel[BCOMP] = 0.0;
-   texel[ACOMP] = 0.0;
-   _mesa_warning(NULL, "fetch_null_texelf() called!");
-}
-
-static void store_null_texel(struct gl_texture_image *texImage,
-                             GLint i, GLint j, GLint k, const void *texel)
-{
-   (void) texImage;
-   (void) i;
-   (void) j;
-   (void) k;
-   (void) texel;
-   /* no-op */
-}
-
-
-/**
- * Notes about the predefined gl_texture_formats:
- *
- * 1. There are 1D, 2D and 3D functions for fetching texels from texture
- *    images, returning both GLchan values and GLfloat values.  (six
- *    functions in total)
- *    You don't have to provide both the GLchan and GLfloat functions;
- *    just one or the other is OK.  Mesa will use an "adaptor" to convert
- *    between GLchan/GLfloat when needed.
- *    Since the adaptors have small performance penalty, we provide both
- *    GLchan and GLfloat functions for some common formats like RGB, RGBA.
- */
-
-
-/***************************************************************/
-/** \name Default GLchan-based formats */
-/*@{*/
-
-const struct gl_texture_format _mesa_texformat_rgba = {
-   MESA_FORMAT_RGBA,			/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   CHAN_BITS,				/* RedBits */
-   CHAN_BITS,				/* GreenBits */
-   CHAN_BITS,				/* BlueBits */
-   CHAN_BITS,				/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4 * sizeof(GLchan),			/* TexelBytes */
-   _mesa_texstore_rgba,			/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_rgba,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgba,		/* FetchTexel3Df */
-   store_texel_rgba			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb = {
-   MESA_FORMAT_RGB,			/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   CHAN_BITS,				/* RedBits */
-   CHAN_BITS,				/* GreenBits */
-   CHAN_BITS,				/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   3 * sizeof(GLchan),			/* TexelBytes */
-   _mesa_texstore_rgba,/*yes*/		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_rgb,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgb,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgb,		/* FetchTexel3Df */
-   store_texel_rgb			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_alpha = {
-   MESA_FORMAT_ALPHA,			/* MesaFormat */
-   GL_ALPHA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   CHAN_BITS,				/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   sizeof(GLchan),			/* TexelBytes */
-   _mesa_texstore_rgba,/*yes*/		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_alpha,		/* FetchTexel1Df */
-   fetch_texel_2d_f_alpha,		/* FetchTexel2Df */
-   fetch_texel_3d_f_alpha,		/* FetchTexel3Df */
-   store_texel_alpha			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance = {
-   MESA_FORMAT_LUMINANCE,		/* MesaFormat */
-   GL_LUMINANCE,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   CHAN_BITS,				/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   sizeof(GLchan),			/* TexelBytes */
-   _mesa_texstore_rgba,/*yes*/		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_luminance,		/* FetchTexel1Df */
-   fetch_texel_2d_f_luminance,		/* FetchTexel2Df */
-   fetch_texel_3d_f_luminance,		/* FetchTexel3Df */
-   store_texel_luminance		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance_alpha = {
-   MESA_FORMAT_LUMINANCE_ALPHA,		/* MesaFormat */
-   GL_LUMINANCE_ALPHA,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   CHAN_BITS,				/* AlphaBits */
-   CHAN_BITS,				/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2 * sizeof(GLchan),			/* TexelBytes */
-   _mesa_texstore_rgba,/*yes*/		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_luminance_alpha,	/* FetchTexel1Df */
-   fetch_texel_2d_f_luminance_alpha,	/* FetchTexel2Df */
-   fetch_texel_3d_f_luminance_alpha,	/* FetchTexel3Df */
-   store_texel_luminance_alpha		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_intensity = {
-   MESA_FORMAT_INTENSITY,		/* MesaFormat */
-   GL_INTENSITY,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   CHAN_BITS,				/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   sizeof(GLchan),			/* TexelBytes */
-   _mesa_texstore_rgba,/*yes*/		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_intensity,		/* FetchTexel1Df */
-   fetch_texel_2d_f_intensity,		/* FetchTexel2Df */
-   fetch_texel_3d_f_intensity,		/* FetchTexel3Df */
-   store_texel_intensity		/* StoreTexel */
-};
-
-
-#if FEATURE_EXT_texture_sRGB
-
-const struct gl_texture_format _mesa_texformat_srgb8 = {
-   MESA_FORMAT_SRGB8,			/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   3,					/* TexelBytes */
-   _mesa_texstore_srgb8,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_srgb8,		/* FetchTexel1Df */
-   fetch_texel_2d_srgb8,		/* FetchTexel2Df */
-   fetch_texel_3d_srgb8,		/* FetchTexel3Df */
-   store_texel_srgb8			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_srgba8 = {
-   MESA_FORMAT_SRGBA8,			/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   8,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4,					/* TexelBytes */
-   _mesa_texstore_srgba8,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_srgba8,		/* FetchTexel1Df */
-   fetch_texel_2d_srgba8,		/* FetchTexel2Df */
-   fetch_texel_3d_srgba8,		/* FetchTexel3Df */
-   store_texel_srgba8			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_sargb8 = {
-   MESA_FORMAT_SARGB8,			/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   8,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4,					/* TexelBytes */
-   _mesa_texstore_sargb8,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_sargb8,		/* FetchTexel1Df */
-   fetch_texel_2d_sargb8,		/* FetchTexel2Df */
-   fetch_texel_3d_sargb8,		/* FetchTexel3Df */
-   store_texel_sargb8			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_sl8 = {
-   MESA_FORMAT_SL8,			/* MesaFormat */
-   GL_LUMINANCE,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   8,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1,					/* TexelBytes */
-   _mesa_texstore_sl8,			/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_sl8,			/* FetchTexel1Df */
-   fetch_texel_2d_sl8,			/* FetchTexel2Df */
-   fetch_texel_3d_sl8,			/* FetchTexel3Df */
-   store_texel_sl8			/* StoreTexel */
-};
-
-/* Note: this format name looks like a misnomer, make it sal8? */
-const struct gl_texture_format _mesa_texformat_sla8 = {
-   MESA_FORMAT_SLA8,			/* MesaFormat */
-   GL_LUMINANCE_ALPHA,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   8,					/* AlphaBits */
-   8,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_sla8,			/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_sla8,			/* FetchTexel1Df */
-   fetch_texel_2d_sla8,			/* FetchTexel2Df */
-   fetch_texel_3d_sla8,			/* FetchTexel3Df */
-   store_texel_sla8			/* StoreTexel */
-};
-
-#endif /* FEATURE_EXT_texture_sRGB */
-
-const struct gl_texture_format _mesa_texformat_rgba_float32 = {
-   MESA_FORMAT_RGBA_FLOAT32,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   8 * sizeof(GLfloat),			/* RedBits */
-   8 * sizeof(GLfloat),			/* GreenBits */
-   8 * sizeof(GLfloat),			/* BlueBits */
-   8 * sizeof(GLfloat),			/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4 * sizeof(GLfloat),			/* TexelBytes */
-   _mesa_texstore_rgba_float32,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   fetch_texel_1d_f_rgba_f32,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba_f32,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgba_f32,		/* FetchTexel3Df */
-   store_texel_rgba_f32			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba_float16 = {
-   MESA_FORMAT_RGBA_FLOAT16,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   8 * sizeof(GLhalfARB),		/* RedBits */
-   8 * sizeof(GLhalfARB),		/* GreenBits */
-   8 * sizeof(GLhalfARB),		/* BlueBits */
-   8 * sizeof(GLhalfARB),		/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4 * sizeof(GLhalfARB),		/* TexelBytes */
-   _mesa_texstore_rgba_float16,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   fetch_texel_1d_f_rgba_f16,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba_f16,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgba_f16,		/* FetchTexel3Df */
-   store_texel_rgba_f16			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb_float32 = {
-   MESA_FORMAT_RGB_FLOAT32,		/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   8 * sizeof(GLfloat),			/* RedBits */
-   8 * sizeof(GLfloat),			/* GreenBits */
-   8 * sizeof(GLfloat),			/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   3 * sizeof(GLfloat),			/* TexelBytes */
-   _mesa_texstore_rgba_float32,/*yes*/	/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   fetch_texel_1d_f_rgb_f32,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgb_f32,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgb_f32,		/* FetchTexel3Df */
-   store_texel_rgb_f32			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb_float16 = {
-   MESA_FORMAT_RGB_FLOAT16,		/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   8 * sizeof(GLhalfARB),		/* RedBits */
-   8 * sizeof(GLhalfARB),		/* GreenBits */
-   8 * sizeof(GLhalfARB),		/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   3 * sizeof(GLhalfARB),		/* TexelBytes */
-   _mesa_texstore_rgba_float16,/*yes*/	/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   fetch_texel_1d_f_rgb_f16,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgb_f16,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgb_f16,		/* FetchTexel3Df */
-   store_texel_rgb_f16			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_alpha_float32 = {
-   MESA_FORMAT_ALPHA_FLOAT32,		/* MesaFormat */
-   GL_ALPHA,				/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   8 * sizeof(GLfloat),			/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1 * sizeof(GLfloat),			/* TexelBytes */
-   _mesa_texstore_rgba_float32,/*yes*/	/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   fetch_texel_1d_f_alpha_f32,		/* FetchTexel1Df */
-   fetch_texel_2d_f_alpha_f32,		/* FetchTexel2Df */
-   fetch_texel_3d_f_alpha_f32,		/* FetchTexel3Df */
-   store_texel_alpha_f32		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_alpha_float16 = {
-   MESA_FORMAT_ALPHA_FLOAT16,		/* MesaFormat */
-   GL_ALPHA,				/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   8 * sizeof(GLhalfARB),		/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1 * sizeof(GLhalfARB),		/* TexelBytes */
-   _mesa_texstore_rgba_float16,/*yes*/	/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   fetch_texel_1d_f_alpha_f16,		/* FetchTexel1Df */
-   fetch_texel_2d_f_alpha_f16,		/* FetchTexel2Df */
-   fetch_texel_3d_f_alpha_f16,		/* FetchTexel3Df */
-   store_texel_alpha_f16		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance_float32 = {
-   MESA_FORMAT_LUMINANCE_FLOAT32,	/* MesaFormat */
-   GL_LUMINANCE,			/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   8 * sizeof(GLfloat),			/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1 * sizeof(GLfloat),			/* TexelBytes */
-   _mesa_texstore_rgba_float32,/*yes*/	/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_luminance_f32,	/* FetchTexel1Df */
-   fetch_texel_2d_f_luminance_f32,	/* FetchTexel2Df */
-   fetch_texel_3d_f_luminance_f32,	/* FetchTexel3Df */
-   store_texel_luminance_f32		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance_float16 = {
-   MESA_FORMAT_LUMINANCE_FLOAT16,	/* MesaFormat */
-   GL_LUMINANCE,			/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   8 * sizeof(GLhalfARB),		/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1 * sizeof(GLhalfARB),		/* TexelBytes */
-   _mesa_texstore_rgba_float16,/*yes*/	/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_luminance_f16,	/* FetchTexel1Df */
-   fetch_texel_2d_f_luminance_f16,	/* FetchTexel2Df */
-   fetch_texel_3d_f_luminance_f16,	/* FetchTexel3Df */
-   store_texel_luminance_f16		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance_alpha_float32 = {
-   MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32,	/* MesaFormat */
-   GL_LUMINANCE_ALPHA,			/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   8 * sizeof(GLfloat),			/* AlphaBits */
-   8 * sizeof(GLfloat),			/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2 * sizeof(GLfloat),			/* TexelBytes */
-   _mesa_texstore_rgba_float32,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_luminance_alpha_f32,/* FetchTexel1Df */
-   fetch_texel_2d_f_luminance_alpha_f32,/* FetchTexel2Df */
-   fetch_texel_3d_f_luminance_alpha_f32,/* FetchTexel3Df */
-   store_texel_luminance_alpha_f32	/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_luminance_alpha_float16 = {
-   MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16,	/* MesaFormat */
-   GL_LUMINANCE_ALPHA,			/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   8 * sizeof(GLhalfARB),		/* AlphaBits */
-   8 * sizeof(GLhalfARB),		/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2 * sizeof(GLhalfARB),		/* TexelBytes */
-   _mesa_texstore_rgba_float16,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_luminance_alpha_f16,/* FetchTexel1Df */
-   fetch_texel_2d_f_luminance_alpha_f16,/* FetchTexel2Df */
-   fetch_texel_3d_f_luminance_alpha_f16,/* FetchTexel3Df */
-   store_texel_luminance_alpha_f16	/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_intensity_float32 = {
-   MESA_FORMAT_INTENSITY_FLOAT32,	/* MesaFormat */
-   GL_INTENSITY,			/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   8 * sizeof(GLfloat),			/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1 * sizeof(GLfloat),			/* TexelBytes */
-   _mesa_texstore_rgba_float32,/*yes*/	/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_intensity_f32,	/* FetchTexel1Df */
-   fetch_texel_2d_f_intensity_f32,	/* FetchTexel2Df */
-   fetch_texel_3d_f_intensity_f32,	/* FetchTexel3Df */
-   store_texel_intensity_f32		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_intensity_float16 = {
-   MESA_FORMAT_INTENSITY_FLOAT16,	/* MesaFormat */
-   GL_INTENSITY,			/* BaseFormat */
-   GL_FLOAT,				/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   8 * sizeof(GLhalfARB),		/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1 * sizeof(GLhalfARB),		/* TexelBytes */
-   _mesa_texstore_rgba_float16,/*yes*/	/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_intensity_f16,	/* FetchTexel1Df */
-   fetch_texel_2d_f_intensity_f16,	/* FetchTexel2Df */
-   fetch_texel_3d_f_intensity_f16,	/* FetchTexel3Df */
-   store_texel_intensity_f16		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_dudv8 = {
-   MESA_FORMAT_DUDV8,			/* MesaFormat */
-   GL_DUDV_ATI,				/* BaseFormat */
-   GL_SIGNED_NORMALIZED,		/* DataType */
-   /* maybe should add dudvBits field, but spec seems to be
-      lacking the ability to query with GetTexLevelParameter anyway */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_dudv8,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_dudv8,		/* FetchTexel1Df */
-   fetch_texel_2d_dudv8,		/* FetchTexel2Df */
-   fetch_texel_3d_dudv8,		/* FetchTexel3Df */
-   NULL					/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_signed_rgba8888 = {
-   MESA_FORMAT_SIGNED_RGBA8888,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_SIGNED_NORMALIZED,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   8,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4,					/* TexelBytes */
-   _mesa_texstore_signed_rgba8888,	/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_signed_rgba8888,	/* FetchTexel1Df */
-   fetch_texel_2d_signed_rgba8888,	/* FetchTexel2Df */
-   fetch_texel_3d_signed_rgba8888,	/* FetchTexel3Df */
-   store_texel_signed_rgba8888		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_signed_rgba8888_rev = {
-   MESA_FORMAT_SIGNED_RGBA8888_REV,	/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_SIGNED_NORMALIZED,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   8,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4,					/* TexelBytes */
-   _mesa_texstore_signed_rgba8888,	/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_signed_rgba8888_rev,	/* FetchTexel1Df */
-   fetch_texel_2d_signed_rgba8888_rev,	/* FetchTexel2Df */
-   fetch_texel_3d_signed_rgba8888_rev,	/* FetchTexel3Df */
-   store_texel_signed_rgba8888_rev		/* StoreTexel */
-};
-
-/*@}*/
-
-
-/***************************************************************/
-/** \name Hardware formats */
-/*@{*/
-
-const struct gl_texture_format _mesa_texformat_rgba8888 = {
-   MESA_FORMAT_RGBA8888,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   8,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4,					/* TexelBytes */
-   _mesa_texstore_rgba8888,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_rgba8888,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba8888,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgba8888,		/* FetchTexel3Df */
-   store_texel_rgba8888			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba8888_rev = {
-   MESA_FORMAT_RGBA8888_REV,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   8,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4,					/* TexelBytes */
-   _mesa_texstore_rgba8888,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_rgba8888_rev,	/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba8888_rev,	/* FetchTexel2Df */
-   fetch_texel_3d_f_rgba8888_rev,	/* FetchTexel3Df */
-   store_texel_rgba8888_rev		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb8888 = {
-   MESA_FORMAT_ARGB8888,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   8,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4,					/* TexelBytes */
-   _mesa_texstore_argb8888,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_argb8888,		/* FetchTexel1Df */
-   fetch_texel_2d_f_argb8888,		/* FetchTexel2Df */
-   fetch_texel_3d_f_argb8888,		/* FetchTexel3Df */
-   store_texel_argb8888			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb8888_rev = {
-   MESA_FORMAT_ARGB8888_REV,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   8,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   4,					/* TexelBytes */
-   _mesa_texstore_argb8888,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_argb8888_rev,	/* FetchTexel1Df */
-   fetch_texel_2d_f_argb8888_rev,	/* FetchTexel2Df */
-   fetch_texel_3d_f_argb8888_rev,	/* FetchTexel3Df */
-   store_texel_argb8888_rev		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb888 = {
-   MESA_FORMAT_RGB888,			/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   3,					/* TexelBytes */
-   _mesa_texstore_rgb888,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_rgb888,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgb888,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgb888,		/* FetchTexel3Df */
-   store_texel_rgb888			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_bgr888 = {
-   MESA_FORMAT_BGR888,			/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   8,					/* RedBits */
-   8,					/* GreenBits */
-   8,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   3,					/* TexelBytes */
-   _mesa_texstore_bgr888,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_bgr888,		/* FetchTexel1Df */
-   fetch_texel_2d_f_bgr888,		/* FetchTexel2Df */
-   fetch_texel_3d_f_bgr888,		/* FetchTexel3Df */
-   store_texel_bgr888			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb565 = {
-   MESA_FORMAT_RGB565,			/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   5,					/* RedBits */
-   6,					/* GreenBits */
-   5,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_rgb565,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_rgb565,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgb565,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgb565,		/* FetchTexel3Df */
-   store_texel_rgb565			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb565_rev = {
-   MESA_FORMAT_RGB565_REV,		/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   5,					/* RedBits */
-   6,					/* GreenBits */
-   5,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_rgb565,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_rgb565_rev,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgb565_rev,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgb565_rev,		/* FetchTexel3Df */
-   store_texel_rgb565_rev		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba4444 = {
-   MESA_FORMAT_RGBA4444,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4,					/* RedBits */
-   4,					/* GreenBits */
-   4,					/* BlueBits */
-   4,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_rgba4444,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_rgba4444,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba4444,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgba4444,		/* FetchTexel3Df */
-   store_texel_rgba4444			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb4444 = {
-   MESA_FORMAT_ARGB4444,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4,					/* RedBits */
-   4,					/* GreenBits */
-   4,					/* BlueBits */
-   4,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_argb4444,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_argb4444,		/* FetchTexel1Df */
-   fetch_texel_2d_f_argb4444,		/* FetchTexel2Df */
-   fetch_texel_3d_f_argb4444,		/* FetchTexel3Df */
-   store_texel_argb4444			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb4444_rev = {
-   MESA_FORMAT_ARGB4444_REV,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   4,					/* RedBits */
-   4,					/* GreenBits */
-   4,					/* BlueBits */
-   4,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_argb4444,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_argb4444_rev,	/* FetchTexel1Df */
-   fetch_texel_2d_f_argb4444_rev,	/* FetchTexel2Df */
-   fetch_texel_3d_f_argb4444_rev,	/* FetchTexel3Df */
-   store_texel_argb4444_rev		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba5551 = {
-   MESA_FORMAT_RGBA5551,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   5,					/* RedBits */
-   5,					/* GreenBits */
-   5,					/* BlueBits */
-   1,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_rgba5551,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_rgba5551,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgba5551,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgba5551,		/* FetchTexel3Df */
-   store_texel_rgba5551			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb1555 = {
-   MESA_FORMAT_ARGB1555,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   5,					/* RedBits */
-   5,					/* GreenBits */
-   5,					/* BlueBits */
-   1,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_argb1555,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_argb1555,		/* FetchTexel1Df */
-   fetch_texel_2d_f_argb1555,		/* FetchTexel2Df */
-   fetch_texel_3d_f_argb1555,		/* FetchTexel3Df */
-   store_texel_argb1555			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_argb1555_rev = {
-   MESA_FORMAT_ARGB1555_REV,		/* MesaFormat */
-   GL_RGBA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   5,					/* RedBits */
-   5,					/* GreenBits */
-   5,					/* BlueBits */
-   1,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_argb1555,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_argb1555_rev,	/* FetchTexel1Df */
-   fetch_texel_2d_f_argb1555_rev,	/* FetchTexel2Df */
-   fetch_texel_3d_f_argb1555_rev,	/* FetchTexel3Df */
-   store_texel_argb1555_rev		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_al88 = {
-   MESA_FORMAT_AL88,			/* MesaFormat */
-   GL_LUMINANCE_ALPHA,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   8,					/* AlphaBits */
-   8,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_al88,			/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_al88,		/* FetchTexel1Df */
-   fetch_texel_2d_f_al88,		/* FetchTexel2Df */
-   fetch_texel_3d_f_al88,		/* FetchTexel3Df */
-   store_texel_al88			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_al88_rev = {
-   MESA_FORMAT_AL88_REV,		/* MesaFormat */
-   GL_LUMINANCE_ALPHA,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   8,					/* AlphaBits */
-   8,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_al88,			/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_al88_rev,		/* FetchTexel1Df */
-   fetch_texel_2d_f_al88_rev,		/* FetchTexel2Df */
-   fetch_texel_3d_f_al88_rev,		/* FetchTexel3Df */
-   store_texel_al88_rev			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgb332 = {
-   MESA_FORMAT_RGB332,			/* MesaFormat */
-   GL_RGB,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   3,					/* RedBits */
-   3,					/* GreenBits */
-   2,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1,					/* TexelBytes */
-   _mesa_texstore_rgb332,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_rgb332,		/* FetchTexel1Df */
-   fetch_texel_2d_f_rgb332,		/* FetchTexel2Df */
-   fetch_texel_3d_f_rgb332,		/* FetchTexel3Df */
-   store_texel_rgb332			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_a8 = {
-   MESA_FORMAT_A8,			/* MesaFormat */
-   GL_ALPHA,				/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   8,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1,					/* TexelBytes */
-   _mesa_texstore_a8,			/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_a8,			/* FetchTexel1Df */
-   fetch_texel_2d_f_a8,			/* FetchTexel2Df */
-   fetch_texel_3d_f_a8,			/* FetchTexel3Df */
-   store_texel_a8			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_l8 = {
-   MESA_FORMAT_L8,			/* MesaFormat */
-   GL_LUMINANCE,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   8,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1,					/* TexelBytes */
-   _mesa_texstore_a8,/*yes*/		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_l8,			/* FetchTexel1Df */
-   fetch_texel_2d_f_l8,			/* FetchTexel2Df */
-   fetch_texel_3d_f_l8,			/* FetchTexel3Df */
-   store_texel_l8			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_i8 = {
-   MESA_FORMAT_I8,			/* MesaFormat */
-   GL_INTENSITY,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   8,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1,					/* TexelBytes */
-   _mesa_texstore_a8,/*yes*/		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_i8,			/* FetchTexel1Df */
-   fetch_texel_2d_f_i8,			/* FetchTexel2Df */
-   fetch_texel_3d_f_i8,			/* FetchTexel3Df */
-   store_texel_i8			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_ci8 = {
-   MESA_FORMAT_CI8,			/* MesaFormat */
-   GL_COLOR_INDEX,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   8,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   1,					/* TexelBytes */
-   _mesa_texstore_ci8,			/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_ci8,		/* FetchTexel1Df */
-   fetch_texel_2d_f_ci8,		/* FetchTexel2Df */
-   fetch_texel_3d_f_ci8,		/* FetchTexel3Df */
-   store_texel_ci8			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_ycbcr = {
-   MESA_FORMAT_YCBCR,			/* MesaFormat */
-   GL_YCBCR_MESA,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_ycbcr,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_ycbcr,		/* FetchTexel1Df */
-   fetch_texel_2d_f_ycbcr,		/* FetchTexel2Df */
-   fetch_texel_3d_f_ycbcr,		/* FetchTexel3Df */
-   store_texel_ycbcr			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_ycbcr_rev = {
-   MESA_FORMAT_YCBCR_REV,		/* MesaFormat */
-   GL_YCBCR_MESA,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   2,					/* TexelBytes */
-   _mesa_texstore_ycbcr,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_ycbcr_rev,		/* FetchTexel1Df */
-   fetch_texel_2d_f_ycbcr_rev,		/* FetchTexel2Df */
-   fetch_texel_3d_f_ycbcr_rev,		/* FetchTexel3Df */
-   store_texel_ycbcr_rev		/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_z24_s8 = {
-   MESA_FORMAT_Z24_S8,			/* MesaFormat */
-   GL_DEPTH_STENCIL_EXT,		/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   24,					/* DepthBits */
-   8,					/* StencilBits */
-   4,					/* TexelBytes */
-   _mesa_texstore_z24_s8,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_z24_s8,		/* FetchTexel1Df */
-   fetch_texel_2d_f_z24_s8,		/* FetchTexel2Df */
-   fetch_texel_3d_f_z24_s8,		/* FetchTexel3Df */
-   store_texel_z24_s8			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_s8_z24 = {
-   MESA_FORMAT_S8_Z24,			/* MesaFormat */
-   GL_DEPTH_STENCIL_EXT,		/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   24,					/* DepthBits */
-   8,					/* StencilBits */
-   4,					/* TexelBytes */
-   _mesa_texstore_s8_z24,		/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel2D */
-   NULL,				/* FetchTexel3D */
-   fetch_texel_1d_f_s8_z24,		/* FetchTexel1Df */
-   fetch_texel_2d_f_s8_z24,		/* FetchTexel2Df */
-   fetch_texel_3d_f_s8_z24,		/* FetchTexel3Df */
-   store_texel_s8_z24			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_z16 = {
-   MESA_FORMAT_Z16,			/* MesaFormat */
-   GL_DEPTH_COMPONENT,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   sizeof(GLushort) * 8,		/* DepthBits */
-   0,					/* StencilBits */
-   sizeof(GLushort),			/* TexelBytes */
-   _mesa_texstore_z16,			/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   fetch_texel_1d_f_z16,		/* FetchTexel1Df */
-   fetch_texel_2d_f_z16,		/* FetchTexel2Df */
-   fetch_texel_3d_f_z16,		/* FetchTexel3Df */
-   store_texel_z16			/* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_z32 = {
-   MESA_FORMAT_Z32,			/* MesaFormat */
-   GL_DEPTH_COMPONENT,			/* BaseFormat */
-   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   sizeof(GLuint) * 8,			/* DepthBits */
-   0,					/* StencilBits */
-   sizeof(GLuint),			/* TexelBytes */
-   _mesa_texstore_z32,			/* StoreTexImageFunc */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   NULL,				/* FetchTexel1D */
-   fetch_texel_1d_f_z32,		/* FetchTexel1Df */
-   fetch_texel_2d_f_z32,		/* FetchTexel2Df */
-   fetch_texel_3d_f_z32,		/* FetchTexel3Df */
-   store_texel_z32			/* StoreTexel */
-};
-
-/*@}*/
-
-
-/***************************************************************/
-/** \name Null format (useful for proxy textures) */
-/*@{*/
-
-const struct gl_texture_format _mesa_null_texformat = {
-   -1,					/* MesaFormat */
-   0,					/* BaseFormat */
-   GL_NONE,				/* DataType */
-   0,					/* RedBits */
-   0,					/* GreenBits */
-   0,					/* BlueBits */
-   0,					/* AlphaBits */
-   0,					/* LuminanceBits */
-   0,					/* IntensityBits */
-   0,					/* IndexBits */
-   0,					/* DepthBits */
-   0,					/* StencilBits */
-   0,					/* TexelBytes */
-   NULL,				/* StoreTexImageFunc */
-   fetch_null_texel,			/* FetchTexel1D */
-   fetch_null_texel,			/* FetchTexel2D */
-   fetch_null_texel,			/* FetchTexel3D */
-   fetch_null_texelf,			/* FetchTexel1Df */
-   fetch_null_texelf,			/* FetchTexel2Df */
-   fetch_null_texelf,			/* FetchTexel3Df */
-   store_null_texel			/* StoreTexel */
-};
-
-/*@}*/
 
 
 /**
@@ -1475,7 +55,7 @@ const struct gl_texture_format _mesa_null_texformat = {
  * This is called via dd_function_table::ChooseTextureFormat.  Hardware drivers
  * will typically override this function with a specialized version.
  */
-const struct gl_texture_format *
+gl_format
 _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
                          GLenum format, GLenum type )
 {
@@ -1489,15 +69,14 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       case GL_RGB10_A2:
       case GL_RGBA12:
       case GL_RGBA16:
-         return &_mesa_texformat_rgba;
       case GL_RGBA8:
-         return &_mesa_texformat_rgba8888;
+         return MESA_FORMAT_RGBA8888;
       case GL_RGB5_A1:
-         return &_mesa_texformat_argb1555;
+         return MESA_FORMAT_ARGB1555;
       case GL_RGBA2:
-         return &_mesa_texformat_argb4444_rev; /* just to test another format*/
+         return MESA_FORMAT_ARGB4444_REV; /* just to test another format*/
       case GL_RGBA4:
-         return &_mesa_texformat_argb4444;
+         return MESA_FORMAT_ARGB4444;
 
       /* RGB formats */
       case 3:
@@ -1505,24 +84,22 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       case GL_RGB10:
       case GL_RGB12:
       case GL_RGB16:
-         return &_mesa_texformat_rgb;
       case GL_RGB8:
-         return &_mesa_texformat_rgb888;
+         return MESA_FORMAT_RGB888;
       case GL_R3_G3_B2:
-         return &_mesa_texformat_rgb332;
+         return MESA_FORMAT_RGB332;
       case GL_RGB4:
-         return &_mesa_texformat_rgb565_rev; /* just to test another format */
+         return MESA_FORMAT_RGB565_REV; /* just to test another format */
       case GL_RGB5:
-         return &_mesa_texformat_rgb565;
+         return MESA_FORMAT_RGB565;
 
       /* Alpha formats */
       case GL_ALPHA:
       case GL_ALPHA4:
       case GL_ALPHA12:
       case GL_ALPHA16:
-         return &_mesa_texformat_alpha;
       case GL_ALPHA8:
-         return &_mesa_texformat_a8;
+         return MESA_FORMAT_A8;
 
       /* Luminance formats */
       case 1:
@@ -1530,9 +107,8 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       case GL_LUMINANCE4:
       case GL_LUMINANCE12:
       case GL_LUMINANCE16:
-         return &_mesa_texformat_luminance;
       case GL_LUMINANCE8:
-         return &_mesa_texformat_l8;
+         return MESA_FORMAT_L8;
 
       /* Luminance/Alpha formats */
       case 2:
@@ -1542,17 +118,15 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       case GL_LUMINANCE12_ALPHA4:
       case GL_LUMINANCE12_ALPHA12:
       case GL_LUMINANCE16_ALPHA16:
-         return &_mesa_texformat_luminance_alpha;
       case GL_LUMINANCE8_ALPHA8:
-         return &_mesa_texformat_al88;
+         return MESA_FORMAT_AL88;
 
       case GL_INTENSITY:
       case GL_INTENSITY4:
       case GL_INTENSITY12:
       case GL_INTENSITY16:
-         return &_mesa_texformat_intensity;
       case GL_INTENSITY8:
-         return &_mesa_texformat_i8;
+         return MESA_FORMAT_I8;
 
       case GL_COLOR_INDEX:
       case GL_COLOR_INDEX1_EXT:
@@ -1561,7 +135,7 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       case GL_COLOR_INDEX12_EXT:
       case GL_COLOR_INDEX16_EXT:
       case GL_COLOR_INDEX8_EXT:
-         return &_mesa_texformat_ci8;
+         return MESA_FORMAT_CI8;
 
       default:
          ; /* fallthrough */
@@ -1572,9 +146,9 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
          case GL_DEPTH_COMPONENT:
          case GL_DEPTH_COMPONENT24:
          case GL_DEPTH_COMPONENT32:
-            return &_mesa_texformat_z32;
+            return MESA_FORMAT_Z32;
          case GL_DEPTH_COMPONENT16:
-            return &_mesa_texformat_z16;
+            return MESA_FORMAT_Z16;
          default:
             ; /* fallthrough */
       }
@@ -1582,35 +156,27 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
 
    switch (internalFormat) {
       case GL_COMPRESSED_ALPHA_ARB:
-         return &_mesa_texformat_alpha;
+         return MESA_FORMAT_A8;
       case GL_COMPRESSED_LUMINANCE_ARB:
-         return &_mesa_texformat_luminance;
+         return MESA_FORMAT_L8;
       case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
-         return &_mesa_texformat_luminance_alpha;
+         return MESA_FORMAT_AL88;
       case GL_COMPRESSED_INTENSITY_ARB:
-         return &_mesa_texformat_intensity;
+         return MESA_FORMAT_I8;
       case GL_COMPRESSED_RGB_ARB:
-#if FEATURE_texture_s3tc
          if (ctx->Extensions.EXT_texture_compression_s3tc ||
              ctx->Extensions.S3_s3tc)
-            return &_mesa_texformat_rgb_dxt1;
-#endif
-#if FEATURE_texture_fxt1
+            return MESA_FORMAT_RGB_DXT1;
          if (ctx->Extensions.TDFX_texture_compression_FXT1)
-            return &_mesa_texformat_rgb_fxt1;
-#endif
-         return &_mesa_texformat_rgb;
+            return MESA_FORMAT_RGB_FXT1;
+         return MESA_FORMAT_RGB888;
       case GL_COMPRESSED_RGBA_ARB:
-#if FEATURE_texture_s3tc
          if (ctx->Extensions.EXT_texture_compression_s3tc ||
              ctx->Extensions.S3_s3tc)
-            return &_mesa_texformat_rgba_dxt5; /* Not rgba_dxt1, see spec */
-#endif
-#if FEATURE_texture_fxt1
+            return MESA_FORMAT_RGBA_DXT3; /* Not rgba_dxt1, see spec */
          if (ctx->Extensions.TDFX_texture_compression_FXT1)
-            return &_mesa_texformat_rgba_fxt1;
-#endif
-         return &_mesa_texformat_rgba;
+            return MESA_FORMAT_RGBA_FXT1;
+         return MESA_FORMAT_RGBA8888;
       default:
          ; /* fallthrough */
    }
@@ -1618,9 +184,9 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
    if (ctx->Extensions.MESA_ycbcr_texture) {
       if (internalFormat == GL_YCBCR_MESA) {
          if (type == GL_UNSIGNED_SHORT_8_8_MESA)
-            return &_mesa_texformat_ycbcr;
+            return MESA_FORMAT_YCBCR;
          else
-            return &_mesa_texformat_ycbcr_rev;
+            return MESA_FORMAT_YCBCR_REV;
       }
    }
 
@@ -1628,9 +194,9 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
    if (ctx->Extensions.TDFX_texture_compression_FXT1) {
       switch (internalFormat) {
          case GL_COMPRESSED_RGB_FXT1_3DFX:
-            return &_mesa_texformat_rgb_fxt1;
+            return MESA_FORMAT_RGB_FXT1;
          case GL_COMPRESSED_RGBA_FXT1_3DFX:
-            return &_mesa_texformat_rgba_fxt1;
+            return MESA_FORMAT_RGBA_FXT1;
          default:
             ; /* fallthrough */
       }
@@ -1641,13 +207,13 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
    if (ctx->Extensions.EXT_texture_compression_s3tc) {
       switch (internalFormat) {
          case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
-            return &_mesa_texformat_rgb_dxt1;
+            return MESA_FORMAT_RGB_DXT1;
          case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
-            return &_mesa_texformat_rgba_dxt1;
+            return MESA_FORMAT_RGBA_DXT1;
          case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
-            return &_mesa_texformat_rgba_dxt3;
+            return MESA_FORMAT_RGBA_DXT3;
          case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
-            return &_mesa_texformat_rgba_dxt5;
+            return MESA_FORMAT_RGBA_DXT5;
          default:
             ; /* fallthrough */
       }
@@ -1657,10 +223,10 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       switch (internalFormat) {
          case GL_RGB_S3TC:
          case GL_RGB4_S3TC:
-            return &_mesa_texformat_rgb_dxt1;
+            return MESA_FORMAT_RGB_DXT1;
          case GL_RGBA_S3TC:
          case GL_RGBA4_S3TC:
-            return &_mesa_texformat_rgba_dxt3;
+            return MESA_FORMAT_RGBA_DXT3;
          default:
             ; /* fallthrough */
       }
@@ -1670,29 +236,29 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
    if (ctx->Extensions.ARB_texture_float) {
       switch (internalFormat) {
          case GL_ALPHA16F_ARB:
-            return &_mesa_texformat_alpha_float16;
+            return MESA_FORMAT_ALPHA_FLOAT16;
          case GL_ALPHA32F_ARB:
-            return &_mesa_texformat_alpha_float32;
+            return MESA_FORMAT_ALPHA_FLOAT32;
          case GL_LUMINANCE16F_ARB:
-            return &_mesa_texformat_luminance_float16;
+            return MESA_FORMAT_LUMINANCE_FLOAT16;
          case GL_LUMINANCE32F_ARB:
-            return &_mesa_texformat_luminance_float32;
+            return MESA_FORMAT_LUMINANCE_FLOAT32;
          case GL_LUMINANCE_ALPHA16F_ARB:
-            return &_mesa_texformat_luminance_alpha_float16;
+            return MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16;
          case GL_LUMINANCE_ALPHA32F_ARB:
-            return &_mesa_texformat_luminance_alpha_float32;
+            return MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32;
          case GL_INTENSITY16F_ARB:
-            return &_mesa_texformat_intensity_float16;
+            return MESA_FORMAT_INTENSITY_FLOAT16;
          case GL_INTENSITY32F_ARB:
-            return &_mesa_texformat_intensity_float32;
+            return MESA_FORMAT_INTENSITY_FLOAT32;
          case GL_RGB16F_ARB:
-            return &_mesa_texformat_rgb_float16;
+            return MESA_FORMAT_RGB_FLOAT16;
          case GL_RGB32F_ARB:
-            return &_mesa_texformat_rgb_float32;
+            return MESA_FORMAT_RGB_FLOAT32;
          case GL_RGBA16F_ARB:
-            return &_mesa_texformat_rgba_float16;
+            return MESA_FORMAT_RGBA_FLOAT16;
          case GL_RGBA32F_ARB:
-            return &_mesa_texformat_rgba_float32;
+            return MESA_FORMAT_RGBA_FLOAT32;
          default:
             ; /* fallthrough */
       }
@@ -1702,7 +268,7 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       switch (internalFormat) {
          case GL_DEPTH_STENCIL_EXT:
          case GL_DEPTH24_STENCIL8_EXT:
-            return &_mesa_texformat_z24_s8;
+            return MESA_FORMAT_Z24_S8;
          default:
             ; /* fallthrough */
       }
@@ -1712,7 +278,7 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       switch (internalFormat) {
          case GL_DUDV_ATI:
          case GL_DU8DV8_ATI:
-            return &_mesa_texformat_dudv8;
+            return MESA_FORMAT_DUDV8;
          default:
             ; /* fallthrough */
       }
@@ -1722,7 +288,7 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       switch (internalFormat) {
          case GL_RGBA_SNORM:
          case GL_RGBA8_SNORM:
-            return &_mesa_texformat_signed_rgba8888;
+            return MESA_FORMAT_SIGNED_RGBA8888;
          default:
             ; /* fallthrough */
       }
@@ -1734,48 +300,48 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       switch (internalFormat) {
          case GL_SRGB_EXT:
          case GL_SRGB8_EXT:
-            return &_mesa_texformat_srgb8;
+            return MESA_FORMAT_SRGB8;
          case GL_SRGB_ALPHA_EXT:
          case GL_SRGB8_ALPHA8_EXT:
-            return &_mesa_texformat_srgba8;
+            return MESA_FORMAT_SRGBA8;
          case GL_SLUMINANCE_EXT:
          case GL_SLUMINANCE8_EXT:
-            return &_mesa_texformat_sl8;
+            return MESA_FORMAT_SL8;
          case GL_SLUMINANCE_ALPHA_EXT:
          case GL_SLUMINANCE8_ALPHA8_EXT:
-            return &_mesa_texformat_sla8;
+            return MESA_FORMAT_SLA8;
          case GL_COMPRESSED_SLUMINANCE_EXT:
-            return &_mesa_texformat_sl8;
+            return MESA_FORMAT_SL8;
          case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT:
-            return &_mesa_texformat_sla8;
+            return MESA_FORMAT_SLA8;
          case GL_COMPRESSED_SRGB_EXT:
 #if FEATURE_texture_s3tc
             if (ctx->Extensions.EXT_texture_compression_s3tc)
-               return &_mesa_texformat_srgb_dxt1;
+               return MESA_FORMAT_SRGB_DXT1;
 #endif
-            return &_mesa_texformat_srgb8;
+            return MESA_FORMAT_SRGB8;
          case GL_COMPRESSED_SRGB_ALPHA_EXT:
 #if FEATURE_texture_s3tc
             if (ctx->Extensions.EXT_texture_compression_s3tc)
-               return &_mesa_texformat_srgba_dxt3; /* Not srgba_dxt1, see spec */
+               return MESA_FORMAT_SRGBA_DXT3; /* Not srgba_dxt1, see spec */
 #endif
-            return &_mesa_texformat_srgba8;
+            return MESA_FORMAT_SRGBA8;
 #if FEATURE_texture_s3tc
          case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT:
             if (ctx->Extensions.EXT_texture_compression_s3tc)
-               return &_mesa_texformat_srgb_dxt1;
+               return MESA_FORMAT_SRGB_DXT1;
             break;
          case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:
             if (ctx->Extensions.EXT_texture_compression_s3tc)
-               return &_mesa_texformat_srgba_dxt1;
+               return MESA_FORMAT_SRGBA_DXT1;
             break;
          case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:
             if (ctx->Extensions.EXT_texture_compression_s3tc)
-               return &_mesa_texformat_srgba_dxt3;
+               return MESA_FORMAT_SRGBA_DXT3;
             break;
          case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:
             if (ctx->Extensions.EXT_texture_compression_s3tc)
-               return &_mesa_texformat_srgba_dxt5;
+               return MESA_FORMAT_SRGBA_DXT5;
             break;
 #endif
          default:
@@ -1785,205 +351,6 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
 #endif /* FEATURE_EXT_texture_sRGB */
 
    _mesa_problem(ctx, "unexpected format in _mesa_choose_tex_format()");
-   return NULL;
+   return MESA_FORMAT_NONE;
 }
 
-
-
-/**
- * Return datatype and number of components per texel for the
- * given gl_texture_format.
- */
-void
-_mesa_format_to_type_and_comps(const struct gl_texture_format *format,
-                               GLenum *datatype, GLuint *comps)
-{
-   switch (format->MesaFormat) {
-   case MESA_FORMAT_RGBA8888:
-   case MESA_FORMAT_RGBA8888_REV:
-   case MESA_FORMAT_ARGB8888:
-   case MESA_FORMAT_ARGB8888_REV:
-      *datatype = CHAN_TYPE;
-      *comps = 4;
-      return;
-   case MESA_FORMAT_RGB888:
-   case MESA_FORMAT_BGR888:
-      *datatype = GL_UNSIGNED_BYTE;
-      *comps = 3;
-      return;
-   case MESA_FORMAT_RGB565:
-   case MESA_FORMAT_RGB565_REV:
-      *datatype = GL_UNSIGNED_SHORT_5_6_5;
-      *comps = 3;
-      return;
-
-   case MESA_FORMAT_ARGB4444:
-   case MESA_FORMAT_ARGB4444_REV:
-      *datatype = GL_UNSIGNED_SHORT_4_4_4_4;
-      *comps = 4;
-      return;
-
-   case MESA_FORMAT_ARGB1555:
-   case MESA_FORMAT_ARGB1555_REV:
-      *datatype = GL_UNSIGNED_SHORT_1_5_5_5_REV;
-      *comps = 4;
-      return;
-
-   case MESA_FORMAT_AL88:
-   case MESA_FORMAT_AL88_REV:
-      *datatype = GL_UNSIGNED_BYTE;
-      *comps = 2;
-      return;
-   case MESA_FORMAT_RGB332:
-      *datatype = GL_UNSIGNED_BYTE_3_3_2;
-      *comps = 3;
-      return;
-
-   case MESA_FORMAT_A8:
-   case MESA_FORMAT_L8:
-   case MESA_FORMAT_I8:
-   case MESA_FORMAT_CI8:
-      *datatype = GL_UNSIGNED_BYTE;
-      *comps = 1;
-      return;
-
-   case MESA_FORMAT_YCBCR:
-   case MESA_FORMAT_YCBCR_REV:
-      *datatype = GL_UNSIGNED_SHORT;
-      *comps = 2;
-      return;
-
-   case MESA_FORMAT_Z24_S8:
-      *datatype = GL_UNSIGNED_INT;
-      *comps = 1; /* XXX OK? */
-      return;
-
-   case MESA_FORMAT_S8_Z24:
-      *datatype = GL_UNSIGNED_INT;
-      *comps = 1; /* XXX OK? */
-      return;
-
-   case MESA_FORMAT_Z16:
-      *datatype = GL_UNSIGNED_SHORT;
-      *comps = 1;
-      return;
-
-   case MESA_FORMAT_Z32:
-      *datatype = GL_UNSIGNED_INT;
-      *comps = 1;
-      return;
-
-   case MESA_FORMAT_DUDV8:
-      *datatype = GL_BYTE;
-      *comps = 2;
-      return;
-
-   case MESA_FORMAT_SIGNED_RGBA8888:
-   case MESA_FORMAT_SIGNED_RGBA8888_REV:
-      *datatype = GL_BYTE;
-      *comps = 4;
-      return;
-
-#if FEATURE_EXT_texture_sRGB
-   case MESA_FORMAT_SRGB8:
-      *datatype = GL_UNSIGNED_BYTE;
-      *comps = 3;
-      return;
-   case MESA_FORMAT_SRGBA8:
-   case MESA_FORMAT_SARGB8:
-      *datatype = GL_UNSIGNED_BYTE;
-      *comps = 4;
-      return;
-   case MESA_FORMAT_SL8:
-      *datatype = GL_UNSIGNED_BYTE;
-      *comps = 1;
-      return;
-   case MESA_FORMAT_SLA8:
-      *datatype = GL_UNSIGNED_BYTE;
-      *comps = 2;
-      return;
-#endif
-
-#if FEATURE_texture_fxt1
-   case MESA_FORMAT_RGB_FXT1:
-   case MESA_FORMAT_RGBA_FXT1:
-#endif
-#if FEATURE_texture_s3tc
-   case MESA_FORMAT_RGB_DXT1:
-   case MESA_FORMAT_RGBA_DXT1:
-   case MESA_FORMAT_RGBA_DXT3:
-   case MESA_FORMAT_RGBA_DXT5:
-#if FEATURE_EXT_texture_sRGB
-   case MESA_FORMAT_SRGB_DXT1:
-   case MESA_FORMAT_SRGBA_DXT1:
-   case MESA_FORMAT_SRGBA_DXT3:
-   case MESA_FORMAT_SRGBA_DXT5:
-#endif
-      /* XXX generate error instead? */
-      *datatype = GL_UNSIGNED_BYTE;
-      *comps = 0;
-      return;
-#endif
-
-   case MESA_FORMAT_RGBA:
-      *datatype = CHAN_TYPE;
-      *comps = 4;
-      return;
-   case MESA_FORMAT_RGB:
-      *datatype = CHAN_TYPE;
-      *comps = 3;
-      return;
-   case MESA_FORMAT_LUMINANCE_ALPHA:
-      *datatype = CHAN_TYPE;
-      *comps = 2;
-      return;
-   case MESA_FORMAT_ALPHA:
-   case MESA_FORMAT_LUMINANCE:
-   case MESA_FORMAT_INTENSITY:
-      *datatype = CHAN_TYPE;
-      *comps = 1;
-      return;
-
-   case MESA_FORMAT_RGBA_FLOAT32:
-      *datatype = GL_FLOAT;
-      *comps = 4;
-      return;
-   case MESA_FORMAT_RGBA_FLOAT16:
-      *datatype = GL_HALF_FLOAT_ARB;
-      *comps = 4;
-      return;
-   case MESA_FORMAT_RGB_FLOAT32:
-      *datatype = GL_FLOAT;
-      *comps = 3;
-      return;
-   case MESA_FORMAT_RGB_FLOAT16:
-      *datatype = GL_HALF_FLOAT_ARB;
-      *comps = 3;
-      return;
-   case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32:
-      *datatype = GL_FLOAT;
-      *comps = 2;
-      return;
-   case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16:
-      *datatype = GL_HALF_FLOAT_ARB;
-      *comps = 2;
-      return;
-   case MESA_FORMAT_ALPHA_FLOAT32:
-   case MESA_FORMAT_LUMINANCE_FLOAT32:
-   case MESA_FORMAT_INTENSITY_FLOAT32:
-      *datatype = GL_FLOAT;
-      *comps = 1;
-      return;
-   case MESA_FORMAT_ALPHA_FLOAT16:
-   case MESA_FORMAT_LUMINANCE_FLOAT16:
-   case MESA_FORMAT_INTENSITY_FLOAT16:
-      *datatype = GL_HALF_FLOAT_ARB;
-      *comps = 1;
-      return;
-
-   default:
-      _mesa_problem(NULL, "bad format in _mesa_format_to_type_and_comps");
-      *datatype = 0;
-      *comps = 1;
-   }
-}
diff --git a/src/mesa/main/texformat.h b/src/mesa/main/texformat.h
index 5aa1d756cbc..bda5fd6d8ce 100644
--- a/src/mesa/main/texformat.h
+++ b/src/mesa/main/texformat.h
@@ -1,9 +1,9 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.1
+ * Version:  7.75
  *
- * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
- * Copyright (c) 2008 VMware, Inc.
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ * Copyright (c) 2008-2009 VMware, Inc.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -23,271 +23,17 @@
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-
-/**
- * \file texformat.h
- * Texture formats definitions.
- *
- * \author Gareth Hughes
- */
-
-
 #ifndef TEXFORMAT_H
 #define TEXFORMAT_H
 
 
 #include "mtypes.h"
+#include "formats.h"
 
 
-/**
- * Mesa internal texture image formats.
- * All texture images are stored in one of these formats.
- *
- * NOTE: when you add a new format, be sure to update the do_row()
- * function in texstore.c used for auto mipmap generation.
- */
-enum _format {
-   /** 
-    * \name Hardware-friendly formats.  
-    *
-    * Drivers can override the default formats and convert texture images to
-    * one of these as required.  The driver's
-    * dd_function_table::ChooseTextureFormat function will choose one of these
-    * formats.
-    *
-    * \note In the default case, some of these formats will be duplicates of
-    * the generic formats listed below.  However, these formats guarantee their
-    * internal component sizes, while GLchan may vary between GLubyte, GLushort
-    * and GLfloat.
-    */
-   /*@{*/
-				/* msb <------ TEXEL BITS -----------> lsb */
-				/* ---- ---- ---- ---- ---- ---- ---- ---- */
-   MESA_FORMAT_RGBA8888,	/* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
-   MESA_FORMAT_RGBA8888_REV,	/* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
-   MESA_FORMAT_ARGB8888,	/* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
-   MESA_FORMAT_ARGB8888_REV,	/* BBBB BBBB GGGG GGGG RRRR RRRR AAAA AAAA */
-   MESA_FORMAT_RGB888,		/*           RRRR RRRR GGGG GGGG BBBB BBBB */
-   MESA_FORMAT_BGR888,		/*           BBBB BBBB GGGG GGGG RRRR RRRR */
-   MESA_FORMAT_RGB565,		/*                     RRRR RGGG GGGB BBBB */
-   MESA_FORMAT_RGB565_REV,	/*                     GGGB BBBB RRRR RGGG */
-   MESA_FORMAT_RGBA4444,        /*                     RRRR GGGG BBBB AAAA */
-   MESA_FORMAT_ARGB4444,	/*                     AAAA RRRR GGGG BBBB */
-   MESA_FORMAT_ARGB4444_REV,	/*                     GGGG BBBB AAAA RRRR */
-   MESA_FORMAT_RGBA5551,        /*                     RRRR RGGG GGBB BBBA */
-   MESA_FORMAT_ARGB1555,	/*                     ARRR RRGG GGGB BBBB */
-   MESA_FORMAT_ARGB1555_REV,	/*                     GGGB BBBB ARRR RRGG */
-   MESA_FORMAT_AL88,		/*                     AAAA AAAA LLLL LLLL */
-   MESA_FORMAT_AL88_REV,	/*                     LLLL LLLL AAAA AAAA */
-   MESA_FORMAT_RGB332,		/*                               RRRG GGBB */
-   MESA_FORMAT_A8,		/*                               AAAA AAAA */
-   MESA_FORMAT_L8,		/*                               LLLL LLLL */
-   MESA_FORMAT_I8,		/*                               IIII IIII */
-   MESA_FORMAT_CI8,		/*                               CCCC CCCC */
-   MESA_FORMAT_YCBCR,		/*                     YYYY YYYY UorV UorV */
-   MESA_FORMAT_YCBCR_REV,	/*                     UorV UorV YYYY YYYY */
-   MESA_FORMAT_Z24_S8,          /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ SSSS SSSS */
-   MESA_FORMAT_S8_Z24,          /* SSSS SSSS ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
-   MESA_FORMAT_Z16,             /*                     ZZZZ ZZZZ ZZZZ ZZZZ */
-   MESA_FORMAT_Z32,             /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
-   /*@}*/
-
-#if FEATURE_EXT_texture_sRGB
-   /**
-    * \name 8-bit/channel sRGB formats
-    */
-   /*@{*/
-   MESA_FORMAT_SRGB8,
-   MESA_FORMAT_SRGBA8,
-   MESA_FORMAT_SARGB8,
-   MESA_FORMAT_SL8,
-   MESA_FORMAT_SLA8,
-#if FEATURE_texture_s3tc
-   MESA_FORMAT_SRGB_DXT1,
-   MESA_FORMAT_SRGBA_DXT1,
-   MESA_FORMAT_SRGBA_DXT3,
-   MESA_FORMAT_SRGBA_DXT5,
-#endif
-   /*@}*/
-#endif
-
-   /**
-    * \name Compressed texture formats.
-    */
-   /*@{*/
-#if FEATURE_texture_fxt1
-   MESA_FORMAT_RGB_FXT1,
-   MESA_FORMAT_RGBA_FXT1,
-#endif
-#if FEATURE_texture_s3tc
-   MESA_FORMAT_RGB_DXT1,
-   MESA_FORMAT_RGBA_DXT1,
-   MESA_FORMAT_RGBA_DXT3,
-   MESA_FORMAT_RGBA_DXT5,
-#endif
-   /*@}*/
-
-   /**
-    * \name Generic GLchan-based formats.
-    *
-    * Software-oriented texture formats.  Texels are arrays of GLchan
-    * values so there are no byte order issues.
-    *
-    * \note Because these are based on the GLchan data type, one cannot assume
-    * 8 bits per channel with these formats.  If you require GLubyte channels,
-    * use one of the hardware formats above.
-    */
-   /*@{*/
-   MESA_FORMAT_RGBA,
-   MESA_FORMAT_RGB,
-   MESA_FORMAT_ALPHA,
-   MESA_FORMAT_LUMINANCE,
-   MESA_FORMAT_LUMINANCE_ALPHA,
-   MESA_FORMAT_INTENSITY,
-   /*@}*/
-
-   /**
-    * \name Floating point texture formats.
-    */
-   /*@{*/
-   MESA_FORMAT_RGBA_FLOAT32,
-   MESA_FORMAT_RGBA_FLOAT16,
-   MESA_FORMAT_RGB_FLOAT32,
-   MESA_FORMAT_RGB_FLOAT16,
-   MESA_FORMAT_ALPHA_FLOAT32,
-   MESA_FORMAT_ALPHA_FLOAT16,
-   MESA_FORMAT_LUMINANCE_FLOAT32,
-   MESA_FORMAT_LUMINANCE_FLOAT16,
-   MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32,
-   MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16,
-   MESA_FORMAT_INTENSITY_FLOAT32,
-   MESA_FORMAT_INTENSITY_FLOAT16,
-   /*@}*/
-
-   /**
-    * \name Signed fixed point texture formats.
-    */
-   /*@{*/
-   MESA_FORMAT_DUDV8,
-   MESA_FORMAT_SIGNED_RGBA8888,
-   MESA_FORMAT_SIGNED_RGBA8888_REV
-   /*@}*/
-};
-
-
-/** GLchan-valued formats */
-/*@{*/
-extern const struct gl_texture_format _mesa_texformat_rgba;
-extern const struct gl_texture_format _mesa_texformat_rgb;
-extern const struct gl_texture_format _mesa_texformat_alpha;
-extern const struct gl_texture_format _mesa_texformat_luminance;
-extern const struct gl_texture_format _mesa_texformat_luminance_alpha;
-extern const struct gl_texture_format _mesa_texformat_intensity;
-/*@}*/
-
-#if FEATURE_EXT_texture_sRGB
-/** sRGB (nonlinear) formats */
-/*@{*/
-extern const struct gl_texture_format _mesa_texformat_srgb8;
-extern const struct gl_texture_format _mesa_texformat_srgba8;
-extern const struct gl_texture_format _mesa_texformat_sargb8;
-extern const struct gl_texture_format _mesa_texformat_sl8;
-extern const struct gl_texture_format _mesa_texformat_sla8;
-#if FEATURE_texture_s3tc
-extern const struct gl_texture_format _mesa_texformat_srgb_dxt1;
-extern const struct gl_texture_format _mesa_texformat_srgba_dxt1;
-extern const struct gl_texture_format _mesa_texformat_srgba_dxt3;
-extern const struct gl_texture_format _mesa_texformat_srgba_dxt5;
-#endif
-/*@}*/
-#endif
-
-/** Floating point texture formats */
-/*@{*/
-extern const struct gl_texture_format _mesa_texformat_rgba_float32;
-extern const struct gl_texture_format _mesa_texformat_rgba_float16;
-extern const struct gl_texture_format _mesa_texformat_rgb_float32;
-extern const struct gl_texture_format _mesa_texformat_rgb_float16;
-extern const struct gl_texture_format _mesa_texformat_alpha_float32;
-extern const struct gl_texture_format _mesa_texformat_alpha_float16;
-extern const struct gl_texture_format _mesa_texformat_luminance_float32;
-extern const struct gl_texture_format _mesa_texformat_luminance_float16;
-extern const struct gl_texture_format _mesa_texformat_luminance_alpha_float32;
-extern const struct gl_texture_format _mesa_texformat_luminance_alpha_float16;
-extern const struct gl_texture_format _mesa_texformat_intensity_float32;
-extern const struct gl_texture_format _mesa_texformat_intensity_float16;
-/*@}*/
-
-/** Signed fixed point texture formats */
-/*@{*/
-extern const struct gl_texture_format _mesa_texformat_dudv8;
-extern const struct gl_texture_format _mesa_texformat_signed_rgba8888;
-extern const struct gl_texture_format _mesa_texformat_signed_rgba8888_rev;
-/*@}*/
-
-/** \name Assorted hardware-friendly formats */
-/*@{*/
-extern const struct gl_texture_format _mesa_texformat_rgba8888;
-extern const struct gl_texture_format _mesa_texformat_rgba8888_rev;
-extern const struct gl_texture_format _mesa_texformat_argb8888;
-extern const struct gl_texture_format _mesa_texformat_argb8888_rev;
-extern const struct gl_texture_format _mesa_texformat_rgb888;
-extern const struct gl_texture_format _mesa_texformat_bgr888;
-extern const struct gl_texture_format _mesa_texformat_rgb565;
-extern const struct gl_texture_format _mesa_texformat_rgb565_rev;
-extern const struct gl_texture_format _mesa_texformat_rgba4444;
-extern const struct gl_texture_format _mesa_texformat_argb4444;
-extern const struct gl_texture_format _mesa_texformat_argb4444_rev;
-extern const struct gl_texture_format _mesa_texformat_argb1555;
-extern const struct gl_texture_format _mesa_texformat_argb1555_rev;
-extern const struct gl_texture_format _mesa_texformat_rgba5551;
-extern const struct gl_texture_format _mesa_texformat_al88;
-extern const struct gl_texture_format _mesa_texformat_al88_rev;
-extern const struct gl_texture_format _mesa_texformat_rgb332;
-extern const struct gl_texture_format _mesa_texformat_a8;
-extern const struct gl_texture_format _mesa_texformat_l8;
-extern const struct gl_texture_format _mesa_texformat_i8;
-extern const struct gl_texture_format _mesa_texformat_ci8;
-extern const struct gl_texture_format _mesa_texformat_z24_s8;
-extern const struct gl_texture_format _mesa_texformat_s8_z24;
-extern const struct gl_texture_format _mesa_texformat_z16;
-extern const struct gl_texture_format _mesa_texformat_z32;
-/*@}*/
-
-/** \name YCbCr formats */
-/*@{*/
-extern const struct gl_texture_format _mesa_texformat_ycbcr;
-extern const struct gl_texture_format _mesa_texformat_ycbcr_rev;
-/*@}*/
-
-/** \name Compressed formats */
-/*@{*/
-#if FEATURE_texture_fxt1
-extern const struct gl_texture_format _mesa_texformat_rgb_fxt1;
-extern const struct gl_texture_format _mesa_texformat_rgba_fxt1;
-#endif
-#if FEATURE_texture_s3tc
-extern const struct gl_texture_format _mesa_texformat_rgb_dxt1;
-extern const struct gl_texture_format _mesa_texformat_rgba_dxt1;
-extern const struct gl_texture_format _mesa_texformat_rgba_dxt3;
-extern const struct gl_texture_format _mesa_texformat_rgba_dxt5;
-#endif
-/*@}*/
-
-/** \name The null format */
-/*@{*/
-extern const struct gl_texture_format _mesa_null_texformat;
-/*@}*/
-
-
-extern const struct gl_texture_format *
+extern gl_format
 _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
                          GLenum format, GLenum type );
 
 
-extern void
-_mesa_format_to_type_and_comps(const struct gl_texture_format *format,
-                               GLenum *datatype, GLuint *comps);
-
-
 #endif
diff --git a/src/mesa/main/texgetimage.c b/src/mesa/main/texgetimage.c
index 25200199235..1338d4552db 100644
--- a/src/mesa/main/texgetimage.c
+++ b/src/mesa/main/texgetimage.c
@@ -33,9 +33,9 @@
 #include "bufferobj.h"
 #include "enums.h"
 #include "context.h"
+#include "formats.h"
 #include "image.h"
 #include "texcompress.h"
-#include "texformat.h"
 #include "texgetimage.h"
 #include "teximage.h"
 #include "texstate.h"
@@ -50,7 +50,7 @@
 static GLboolean
 is_srgb_teximage(const struct gl_texture_image *texImage)
 {
-   switch (texImage->TexFormat->MesaFormat) {
+   switch (texImage->TexFormat) {
    case MESA_FORMAT_SRGB8:
    case MESA_FORMAT_SRGBA8:
    case MESA_FORMAT_SARGB8:
@@ -162,15 +162,16 @@ _mesa_get_teximage(GLcontext *ctx, GLenum target, GLint level,
             if (format == GL_COLOR_INDEX) {
                GLuint indexRow[MAX_WIDTH];
                GLint col;
+               GLuint indexBits = _mesa_get_format_bits(texImage->TexFormat, GL_TEXTURE_INDEX_SIZE_EXT);
                /* Can't use FetchTexel here because that returns RGBA */
-               if (texImage->TexFormat->IndexBits == 8) {
+               if (indexBits == 8) {
                   const GLubyte *src = (const GLubyte *) texImage->Data;
                   src += width * (img * texImage->Height + row);
                   for (col = 0; col < width; col++) {
                      indexRow[col] = src[col];
                   }
                }
-               else if (texImage->TexFormat->IndexBits == 16) {
+               else if (indexBits == 16) {
                   const GLushort *src = (const GLushort *) texImage->Data;
                   src += width * (img * texImage->Height + row);
                   for (col = 0; col < width; col++) {
@@ -211,9 +212,9 @@ _mesa_get_teximage(GLcontext *ctx, GLenum target, GLint level,
                       (const GLushort *) texImage->Data + row * rowstride,
                       width * sizeof(GLushort));
                /* check for byte swapping */
-               if ((texImage->TexFormat->MesaFormat == MESA_FORMAT_YCBCR
+               if ((texImage->TexFormat == MESA_FORMAT_YCBCR
                     && type == GL_UNSIGNED_SHORT_8_8_REV_MESA) ||
-                   (texImage->TexFormat->MesaFormat == MESA_FORMAT_YCBCR_REV
+                   (texImage->TexFormat == MESA_FORMAT_YCBCR_REV
                     && type == GL_UNSIGNED_SHORT_8_8_MESA)) {
                   if (!ctx->Pack.SwapBytes)
                      _mesa_swap2((GLushort *) dest, width);
@@ -259,6 +260,8 @@ _mesa_get_teximage(GLcontext *ctx, GLenum target, GLint level,
                GLfloat rgba[MAX_WIDTH][4];
                GLint col;
                GLbitfield transferOps = 0x0;
+               GLenum dataType =
+                  _mesa_get_format_datatype(texImage->TexFormat);
 
                /* clamp does not apply to GetTexImage (final conversion)?
                 * Looks like we need clamp though when going from format
@@ -267,8 +270,8 @@ _mesa_get_teximage(GLcontext *ctx, GLenum target, GLint level,
                if (format == GL_LUMINANCE || format == GL_LUMINANCE_ALPHA)
                   transferOps |= IMAGE_CLAMP_BIT;
                else if (!type_with_negative_values(type) &&
-                        (texImage->TexFormat->DataType == GL_FLOAT ||
-                         texImage->TexFormat->DataType == GL_SIGNED_NORMALIZED))
+                        (dataType == GL_FLOAT ||
+                         dataType == GL_SIGNED_NORMALIZED))
                   transferOps |= IMAGE_CLAMP_BIT;
 
                for (col = 0; col < width; col++) {
@@ -319,7 +322,10 @@ _mesa_get_compressed_teximage(GLcontext *ctx, GLenum target, GLint level,
                               struct gl_texture_object *texObj,
                               struct gl_texture_image *texImage)
 {
-   GLuint size;
+   const GLuint size = _mesa_format_image_size(texImage->TexFormat,
+                                               texImage->Width,
+                                               texImage->Height,
+                                               texImage->Depth);
 
    if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
       /* pack texture image into a PBO */
@@ -339,11 +345,6 @@ _mesa_get_compressed_teximage(GLcontext *ctx, GLenum target, GLint level,
       return;
    }
 
-   /* don't use texImage->CompressedSize since that may be padded out */
-   size = _mesa_compressed_texture_size(ctx, texImage->Width, texImage->Height,
-                                        texImage->Depth,
-                                        texImage->TexFormat->MesaFormat);
-
    /* just memcpy, no pixelstore or pixel transfer */
    _mesa_memcpy(img, texImage->Data, size);
 
@@ -367,6 +368,7 @@ getteximage_error_check(GLcontext *ctx, GLenum target, GLint level,
    struct gl_texture_object *texObj;
    struct gl_texture_image *texImage;
    const GLuint maxLevels = _mesa_max_texture_levels(ctx, target);
+   GLenum baseFormat;
 
    if (maxLevels == 0) {
       _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(target=0x%x)", target);
@@ -429,40 +431,42 @@ getteximage_error_check(GLcontext *ctx, GLenum target, GLint level,
       /* out of memory */
       return GL_TRUE;
    }
+
+   baseFormat = _mesa_get_format_base_format(texImage->TexFormat);
       
    /* Make sure the requested image format is compatible with the
     * texture's format.  Note that a color index texture can be converted
     * to RGBA so that combo is allowed.
     */
    if (_mesa_is_color_format(format)
-       && !_mesa_is_color_format(texImage->TexFormat->BaseFormat)
-       && !_mesa_is_index_format(texImage->TexFormat->BaseFormat)) {
+       && !_mesa_is_color_format(baseFormat)
+       && !_mesa_is_index_format(baseFormat)) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
       return GL_TRUE;
    }
    else if (_mesa_is_index_format(format)
-            && !_mesa_is_index_format(texImage->TexFormat->BaseFormat)) {
+            && !_mesa_is_index_format(baseFormat)) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
       return GL_TRUE;
    }
    else if (_mesa_is_depth_format(format)
-            && !_mesa_is_depth_format(texImage->TexFormat->BaseFormat)
-            && !_mesa_is_depthstencil_format(texImage->TexFormat->BaseFormat)) {
+            && !_mesa_is_depth_format(baseFormat)
+            && !_mesa_is_depthstencil_format(baseFormat)) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
       return GL_TRUE;
    }
    else if (_mesa_is_ycbcr_format(format)
-            && !_mesa_is_ycbcr_format(texImage->TexFormat->BaseFormat)) {
+            && !_mesa_is_ycbcr_format(baseFormat)) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
       return GL_TRUE;
    }
    else if (_mesa_is_depthstencil_format(format)
-            && !_mesa_is_depthstencil_format(texImage->TexFormat->BaseFormat)) {
+            && !_mesa_is_depthstencil_format(baseFormat)) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
       return GL_TRUE;
    }
    else if (_mesa_is_dudv_format(format)
-            && !_mesa_is_dudv_format(texImage->TexFormat->BaseFormat)) {
+            && !_mesa_is_dudv_format(baseFormat)) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
       return GL_TRUE;
    }
@@ -519,10 +523,10 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format,
    if (MESA_VERBOSE & (VERBOSE_API | VERBOSE_TEXTURE)) {
       struct gl_texture_image *texImage =
          _mesa_select_tex_image(ctx, texObj, target, level);
-      _mesa_debug(ctx, "glGetTexImage(tex %u) format = %d, w=%d, h=%d,"
+      _mesa_debug(ctx, "glGetTexImage(tex %u) format = %s, w=%d, h=%d,"
                   " dstFmt=0x%x, dstType=0x%x\n",
                   texObj->Name,
-                  texImage->TexFormat->MesaFormat,
+                  _mesa_get_format_name(texImage->TexFormat),
                   texImage->Width, texImage->Height,
                   format, type);
    }
@@ -590,13 +594,15 @@ getcompressedteximage_error_check(GLcontext *ctx, GLenum target, GLint level,
       return GL_TRUE;
    }
 
-   if (!texImage->IsCompressed) {
+   if (!_mesa_is_format_compressed(texImage->TexFormat)) {
       _mesa_error(ctx, GL_INVALID_OPERATION,
                   "glGetCompressedTexImageARB(texture is not compressed)");
       return GL_TRUE;
    }
 
    if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
+      GLuint compressedSize;
+
       /* make sure PBO is not mapped */
       if (_mesa_bufferobj_mapped(ctx->Pack.BufferObj)) {
          _mesa_error(ctx, GL_INVALID_OPERATION,
@@ -604,8 +610,13 @@ getcompressedteximage_error_check(GLcontext *ctx, GLenum target, GLint level,
          return GL_TRUE;
       }
 
+      compressedSize = _mesa_format_image_size(texImage->TexFormat,
+                                               texImage->Width,
+                                               texImage->Height,
+                                               texImage->Depth);
+
       /* do bounds checking on PBO write */
-      if ((const GLubyte *) img + texImage->CompressedSize >
+      if ((const GLubyte *) img + compressedSize >
           (const GLubyte *) ctx->Pack.BufferObj->Size) {
          _mesa_error(ctx, GL_INVALID_OPERATION,
                      "glGetCompressedTexImage(out of bounds PBO write)");
@@ -636,9 +647,9 @@ _mesa_GetCompressedTexImageARB(GLenum target, GLint level, GLvoid *img)
       struct gl_texture_image *texImage =
          _mesa_select_tex_image(ctx, texObj, target, level);
       _mesa_debug(ctx,
-                  "glGetCompressedTexImage(tex %u) format = %d, w=%d, h=%d\n",
+                  "glGetCompressedTexImage(tex %u) format = %s, w=%d, h=%d\n",
                   texObj->Name,
-                  texImage->TexFormat->MesaFormat,
+                  _mesa_get_format_name(texImage->TexFormat),
                   texImage->Width, texImage->Height);
    }
 
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index fe11adb6f13..0db98795dc5 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -43,7 +43,7 @@
 #include "macros.h"
 #include "state.h"
 #include "texcompress.h"
-#include "texformat.h"
+#include "texfetch.h"
 #include "teximage.h"
 #include "texstate.h"
 #include "texstore.h"
@@ -900,11 +900,9 @@ clear_teximage_fields(struct gl_texture_image *img)
    img->HeightLog2 = 0;
    img->DepthLog2 = 0;
    img->Data = NULL;
-   img->TexFormat = &_mesa_null_texformat;
+   img->TexFormat = MESA_FORMAT_NONE;
    img->FetchTexelc = NULL;
    img->FetchTexelf = NULL;
-   img->IsCompressed = 0;
-   img->CompressedSize = 0;
 }
 
 
@@ -967,9 +965,6 @@ _mesa_init_teximage_fields(GLcontext *ctx, GLenum target,
 
    img->MaxLog2 = MAX2(img->WidthLog2, img->HeightLog2);
 
-   img->IsCompressed = GL_FALSE;
-   img->CompressedSize = 0;
-
    if ((width == 1 || _mesa_is_pow_two(img->Width2)) &&
        (height == 1 || _mesa_is_pow_two(img->Height2)) &&
        (depth == 1 || _mesa_is_pow_two(img->Depth2)))
@@ -1002,6 +997,9 @@ _mesa_init_teximage_fields(GLcontext *ctx, GLenum target,
       img->HeightScale = (GLfloat) img->Height;
       img->DepthScale = (GLfloat) img->Depth;
    }
+
+   img->FetchTexelc = NULL;
+   img->FetchTexelf = NULL;
 }
 
 
@@ -1601,7 +1599,7 @@ subtexture_error_check2( GLcontext *ctx, GLuint dimensions,
    }
 #endif
 
-   if (destTex->IsCompressed) {
+   if (_mesa_is_format_compressed(destTex->TexFormat)) {
       if (!target_can_be_compressed(ctx, target)) {
          _mesa_error(ctx, GL_INVALID_ENUM,
                      "glTexSubImage%D(target)", dimensions);
@@ -1963,7 +1961,7 @@ copytexsubimage_error_check2( GLcontext *ctx, GLuint dimensions,
       }
    }
 
-   if (teximage->IsCompressed) {
+   if (_mesa_is_format_compressed(teximage->TexFormat)) {
       if (!target_can_be_compressed(ctx, target)) {
          _mesa_error(ctx, GL_INVALID_ENUM,
                      "glCopyTexSubImage%d(target)", dimensions);
@@ -2207,6 +2205,12 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
                                        postConvWidth, 1, 1,
                                        border, internalFormat);
 
+            /* Choose actual texture format */
+            texImage->TexFormat =
+               ctx->Driver.ChooseTextureFormat(ctx, internalFormat,
+                                               format, type);
+            ASSERT(texImage->TexFormat != MESA_FORMAT_NONE);
+
             /* Give the texture to the driver.  <pixels> may be null. */
             ASSERT(ctx->Driver.TexImage1D);
             ctx->Driver.TexImage1D(ctx, target, level, internalFormat,
@@ -2215,6 +2219,8 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
 
             ASSERT(texImage->TexFormat);
 
+            _mesa_set_fetch_functions(texImage, 1);
+
             check_gen_mipmap(ctx, target, texObj, level);
 
             update_fbo_texture(ctx, texObj, face, level);
@@ -2242,8 +2248,8 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
          _mesa_init_teximage_fields(ctx, target, texImage,
                                     postConvWidth, 1, 1,
                                     border, internalFormat);
-         texImage->TexFormat = (*ctx->Driver.ChooseTextureFormat)(ctx,
-                                          internalFormat, format, type);
+         texImage->TexFormat =
+            ctx->Driver.ChooseTextureFormat(ctx, internalFormat, format, type);
       }
    }
    else {
@@ -2319,6 +2325,12 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
                                        postConvWidth, postConvHeight, 1,
                                        border, internalFormat);
 
+            /* Choose actual texture format */
+            texImage->TexFormat =
+               ctx->Driver.ChooseTextureFormat(ctx, internalFormat,
+                                               format, type);
+            ASSERT(texImage->TexFormat != MESA_FORMAT_NONE);
+
             /* Give the texture to the driver.  <pixels> may be null. */
             ASSERT(ctx->Driver.TexImage2D);
             ctx->Driver.TexImage2D(ctx, target, level, internalFormat,
@@ -2327,6 +2339,8 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
 
             ASSERT(texImage->TexFormat);
 
+            _mesa_set_fetch_functions(texImage, 2);
+
             check_gen_mipmap(ctx, target, texObj, level);
 
             update_fbo_texture(ctx, texObj, face, level);
@@ -2360,8 +2374,8 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
          _mesa_init_teximage_fields(ctx, target, texImage,
                                     postConvWidth, postConvHeight, 1,
                                     border, internalFormat);
-         texImage->TexFormat = (*ctx->Driver.ChooseTextureFormat)(ctx,
-                                          internalFormat, format, type);
+         texImage->TexFormat =
+            ctx->Driver.ChooseTextureFormat(ctx, internalFormat, format, type);
       }
    }
    else {
@@ -2427,6 +2441,12 @@ _mesa_TexImage3D( GLenum target, GLint level, GLint internalFormat,
                                        width, height, depth,
                                        border, internalFormat);
 
+            /* Choose actual texture format */
+            texImage->TexFormat =
+               ctx->Driver.ChooseTextureFormat(ctx, internalFormat,
+                                               format, type);
+            ASSERT(texImage->TexFormat != MESA_FORMAT_NONE);
+
             /* Give the texture to the driver.  <pixels> may be null. */
             ASSERT(ctx->Driver.TexImage3D);
             ctx->Driver.TexImage3D(ctx, target, level, internalFormat,
@@ -2435,6 +2455,8 @@ _mesa_TexImage3D( GLenum target, GLint level, GLint internalFormat,
 
             ASSERT(texImage->TexFormat);
 
+            _mesa_set_fetch_functions(texImage, 3);
+
             check_gen_mipmap(ctx, target, texObj, level);
 
             update_fbo_texture(ctx, texObj, face, level);
@@ -2462,8 +2484,8 @@ _mesa_TexImage3D( GLenum target, GLint level, GLint internalFormat,
          /* no error, set the tex image parameters */
          _mesa_init_teximage_fields(ctx, target, texImage, width, height,
                                     depth, border, internalFormat);
-         texImage->TexFormat = (*ctx->Driver.ChooseTextureFormat)(ctx,
-                                          internalFormat, format, type);
+         texImage->TexFormat =
+            ctx->Driver.ChooseTextureFormat(ctx, internalFormat, format, type);
       }
    }
    else {
@@ -2729,12 +2751,20 @@ _mesa_CopyTexImage1D( GLenum target, GLint level,
          _mesa_init_teximage_fields(ctx, target, texImage, postConvWidth, 1, 1,
                                     border, internalFormat);
 
+         /* Choose actual texture format */
+         texImage->TexFormat =
+            ctx->Driver.ChooseTextureFormat(ctx, internalFormat,
+                                            GL_NONE, GL_NONE);
+         ASSERT(texImage->TexFormat != MESA_FORMAT_NONE);
+
          ASSERT(ctx->Driver.CopyTexImage1D);
          ctx->Driver.CopyTexImage1D(ctx, target, level, internalFormat,
                                     x, y, width, border);
 
          ASSERT(texImage->TexFormat);
 
+         _mesa_set_fetch_functions(texImage, 1);
+
          check_gen_mipmap(ctx, target, texObj, level);
 
          update_fbo_texture(ctx, texObj, face, level);
@@ -2802,12 +2832,20 @@ _mesa_CopyTexImage2D( GLenum target, GLint level, GLenum internalFormat,
                                     postConvWidth, postConvHeight, 1,
                                     border, internalFormat);
 
+         /* Choose actual texture format */
+         texImage->TexFormat =
+            ctx->Driver.ChooseTextureFormat(ctx, internalFormat,
+                                            GL_NONE, GL_NONE);
+         ASSERT(texImage->TexFormat != MESA_FORMAT_NONE);
+
          ASSERT(ctx->Driver.CopyTexImage2D);
          ctx->Driver.CopyTexImage2D(ctx, target, level, internalFormat,
                                     x, y, width, height, border);
 
          ASSERT(texImage->TexFormat);
 
+         _mesa_set_fetch_functions(texImage, 2);
+
          check_gen_mipmap(ctx, target, texObj, level);
 
          update_fbo_texture(ctx, texObj, face, level);
@@ -3017,6 +3055,29 @@ _mesa_CopyTexSubImage3D( GLenum target, GLint level,
 
 
 /**
+ * Return expected size of a compressed texture.
+ */
+static GLuint
+compressed_tex_size(GLsizei width, GLsizei height, GLsizei depth,
+                    GLenum glformat)
+{
+   gl_format mesaFormat = _mesa_glenum_to_compressed_format(glformat);
+   return _mesa_format_image_size(mesaFormat, width, height, depth);
+}
+
+
+/*
+ * Return compressed texture block size, in pixels.
+ */
+static void
+get_compressed_block_size(GLenum glformat, GLuint *bw, GLuint *bh)
+{
+   gl_format mesaFormat = _mesa_glenum_to_compressed_format(glformat);
+   _mesa_get_format_block_size(mesaFormat, bw, bh);
+}
+
+
+/**
  * Error checking for glCompressedTexImage[123]D().
  * \return error code or GL_NO_ERROR.
  */
@@ -3098,8 +3159,7 @@ compressed_texture_error_check(GLcontext *ctx, GLint dimensions,
    if (level < 0 || level >= maxLevels)
       return GL_INVALID_VALUE;
 
-   expectedSize = _mesa_compressed_texture_size_glenum(ctx, width, height,
-                                                       depth, internalFormat);
+   expectedSize = compressed_tex_size(width, height, depth, internalFormat);
    if (expectedSize != imageSize)
       return GL_INVALID_VALUE;
 
@@ -3132,6 +3192,7 @@ compressed_subtexture_error_check(GLcontext *ctx, GLint dimensions,
                                   GLenum format, GLsizei imageSize)
 {
    GLint expectedSize, maxLevels = 0, maxTextureSize;
+   GLuint bw, bh;
    (void) zoffset;
 
    if (dimensions == 1) {
@@ -3181,20 +3242,21 @@ compressed_subtexture_error_check(GLcontext *ctx, GLint dimensions,
    if (level < 0 || level >= maxLevels)
       return GL_INVALID_VALUE;
 
-   /* XXX these tests are specific to the compressed format.
-    * this code should be generalized in some way.
+   /*
+    * do checks which depend on compression block size
     */
-   if ((xoffset & 3) != 0 || (yoffset & 3) != 0)
+   get_compressed_block_size(format, &bw, &bh);
+
+   if ((xoffset % bw != 0) || (yoffset % bh != 0))
       return GL_INVALID_VALUE;
 
-   if ((width & 3) != 0 && width != 2 && width != 1)
+   if ((width % bw != 0) && width != 2 && width != 1)
       return GL_INVALID_VALUE;
 
-   if ((height & 3) != 0 && height != 2 && height != 1)
+   if ((height % bh != 0) && height != 2 && height != 1)
       return GL_INVALID_VALUE;
 
-   expectedSize = _mesa_compressed_texture_size_glenum(ctx, width, height,
-                                                       depth, format);
+   expectedSize = compressed_tex_size(width, height, depth, format);
    if (expectedSize != imageSize)
       return GL_INVALID_VALUE;
 
@@ -3295,12 +3357,20 @@ _mesa_CompressedTexImage1DARB(GLenum target, GLint level,
             _mesa_init_teximage_fields(ctx, target, texImage, width, 1, 1,
                                        border, internalFormat);
 
+            /* Choose actual texture format */
+            texImage->TexFormat =
+               ctx->Driver.ChooseTextureFormat(ctx, internalFormat,
+                                               GL_NONE, GL_NONE);
+            ASSERT(texImage->TexFormat != MESA_FORMAT_NONE);
+
             ASSERT(ctx->Driver.CompressedTexImage1D);
             ctx->Driver.CompressedTexImage1D(ctx, target, level,
                                              internalFormat, width, border,
                                              imageSize, data,
                                              texObj, texImage);
 
+            _mesa_set_fetch_functions(texImage, 1);
+
             check_gen_mipmap(ctx, target, texObj, level);
 
             /* state update */
@@ -3397,12 +3467,20 @@ _mesa_CompressedTexImage2DARB(GLenum target, GLint level,
             _mesa_init_teximage_fields(ctx, target, texImage, width, height, 1,
                                        border, internalFormat);
 
+            /* Choose actual texture format */
+            texImage->TexFormat =
+               ctx->Driver.ChooseTextureFormat(ctx, internalFormat,
+                                               GL_NONE, GL_NONE);
+            ASSERT(texImage->TexFormat != MESA_FORMAT_NONE);
+
             ASSERT(ctx->Driver.CompressedTexImage2D);
             ctx->Driver.CompressedTexImage2D(ctx, target, level,
                                              internalFormat, width, height,
                                              border, imageSize, data,
                                              texObj, texImage);
 
+            _mesa_set_fetch_functions(texImage, 2);
+
             check_gen_mipmap(ctx, target, texObj, level);
 
             /* state update */
@@ -3498,6 +3576,12 @@ _mesa_CompressedTexImage3DARB(GLenum target, GLint level,
                                        width, height, depth,
                                        border, internalFormat);
 
+            /* Choose actual texture format */
+            texImage->TexFormat =
+               ctx->Driver.ChooseTextureFormat(ctx, internalFormat,
+                                               GL_NONE, GL_NONE);
+            ASSERT(texImage->TexFormat != MESA_FORMAT_NONE);
+
             ASSERT(ctx->Driver.CompressedTexImage3D);
             ctx->Driver.CompressedTexImage3D(ctx, target, level,
                                              internalFormat,
@@ -3505,6 +3589,8 @@ _mesa_CompressedTexImage3DARB(GLenum target, GLint level,
                                              border, imageSize, data,
                                              texObj, texImage);
 
+            _mesa_set_fetch_functions(texImage, 3);
+
             check_gen_mipmap(ctx, target, texObj, level);
 
             /* state update */
diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c
index 31832184c0e..aaccc03a7c6 100644
--- a/src/mesa/main/texobj.c
+++ b/src/mesa/main/texobj.c
@@ -33,6 +33,7 @@
 #include "context.h"
 #include "enums.h"
 #include "fbobject.h"
+#include "formats.h"
 #include "hash.h"
 #include "imports.h"
 #include "macros.h"
@@ -740,6 +741,10 @@ _mesa_get_fallback_texture(GLcontext *ctx)
       _mesa_init_teximage_fields(ctx, GL_TEXTURE_2D, texImage,
                                     8, 8, 1, 0, GL_RGBA); 
 
+      texImage->TexFormat =
+         ctx->Driver.ChooseTextureFormat(ctx, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE);
+      ASSERT(texImage->TexFormat != MESA_FORMAT_NONE);
+
       /* set image data */
       ctx->Driver.TexImage2D(ctx, GL_TEXTURE_2D, 0, GL_RGBA,
                              8, 8, 0,
diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index 9d1fdd05664..42584760921 100644
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -31,9 +31,10 @@
 
 
 #include "main/glheader.h"
+#include "main/colormac.h"
 #include "main/context.h"
 #include "main/enums.h"
-#include "main/colormac.h"
+#include "main/formats.h"
 #include "main/macros.h"
 #include "main/texcompress.h"
 #include "main/texparam.h"
@@ -726,6 +727,7 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
    const struct gl_texture_image *img = NULL;
    GLboolean isProxy;
    GLint maxLevels;
+   gl_format texFormat;
    GET_CURRENT_CONTEXT(ctx);
    ASSERT_OUTSIDE_BEGIN_END(ctx);
 
@@ -763,6 +765,8 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
       goto out;
    }
 
+   texFormat = img->TexFormat;
+
    isProxy = _mesa_is_proxy_texture(target);
 
    switch (pname) {
@@ -776,10 +780,9 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          *params = img->Depth;
          break;
       case GL_TEXTURE_INTERNAL_FORMAT:
-         if (img->IsCompressed) {
+         if (_mesa_is_format_compressed(img->TexFormat)) {
             /* need to return the actual compressed format */
-            *params = _mesa_compressed_format_to_glenum(ctx,
-                                          img->TexFormat->MesaFormat);
+            *params = _mesa_compressed_format_to_glenum(ctx, img->TexFormat);
          }
          else {
             /* return the user's requested internal format */
@@ -790,20 +793,10 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          *params = img->Border;
          break;
       case GL_TEXTURE_RED_SIZE:
-         if (img->_BaseFormat == GL_RGB || img->_BaseFormat == GL_RGBA)
-            *params = img->TexFormat->RedBits;
-         else
-            *params = 0;
-         break;
       case GL_TEXTURE_GREEN_SIZE:
-         if (img->_BaseFormat == GL_RGB || img->_BaseFormat == GL_RGBA)
-            *params = img->TexFormat->GreenBits;
-         else
-            *params = 0;
-         break;
       case GL_TEXTURE_BLUE_SIZE:
          if (img->_BaseFormat == GL_RGB || img->_BaseFormat == GL_RGBA)
-            *params = img->TexFormat->BlueBits;
+            *params = _mesa_get_format_bits(texFormat, pname);
          else
             *params = 0;
          break;
@@ -811,36 +804,44 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          if (img->_BaseFormat == GL_ALPHA ||
              img->_BaseFormat == GL_LUMINANCE_ALPHA ||
              img->_BaseFormat == GL_RGBA)
-            *params = img->TexFormat->AlphaBits;
+            *params = _mesa_get_format_bits(texFormat, pname);
          else
             *params = 0;
          break;
       case GL_TEXTURE_INTENSITY_SIZE:
          if (img->_BaseFormat != GL_INTENSITY)
             *params = 0;
-         else if (img->TexFormat->IntensityBits > 0)
-            *params = img->TexFormat->IntensityBits;
-         else /* intensity probably stored as rgb texture */
-            *params = MIN2(img->TexFormat->RedBits, img->TexFormat->GreenBits);
+         else {
+            *params = _mesa_get_format_bits(texFormat, pname);
+            if (*params == 0) {
+               /* intensity probably stored as rgb texture */
+               *params = MIN2(_mesa_get_format_bits(texFormat, GL_TEXTURE_RED_SIZE),
+                              _mesa_get_format_bits(texFormat, GL_TEXTURE_GREEN_SIZE));
+            }
+         }
          break;
       case GL_TEXTURE_LUMINANCE_SIZE:
          if (img->_BaseFormat != GL_LUMINANCE &&
              img->_BaseFormat != GL_LUMINANCE_ALPHA)
             *params = 0;
-         else if (img->TexFormat->LuminanceBits > 0)
-            *params = img->TexFormat->LuminanceBits;
-         else /* luminance probably stored as rgb texture */
-            *params = MIN2(img->TexFormat->RedBits, img->TexFormat->GreenBits);
+         else {
+            *params = _mesa_get_format_bits(texFormat, pname);
+            if (*params == 0) {
+               /* luminance probably stored as rgb texture */
+               *params = MIN2(_mesa_get_format_bits(texFormat, GL_TEXTURE_RED_SIZE),
+                              _mesa_get_format_bits(texFormat, GL_TEXTURE_GREEN_SIZE));
+            }
+         }
          break;
       case GL_TEXTURE_INDEX_SIZE_EXT:
          if (img->_BaseFormat == GL_COLOR_INDEX)
-            *params = img->TexFormat->IndexBits;
+            *params = _mesa_get_format_bits(texFormat, pname);
          else
             *params = 0;
          break;
       case GL_TEXTURE_DEPTH_SIZE_ARB:
          if (ctx->Extensions.ARB_depth_texture)
-            *params = img->TexFormat->DepthBits;
+            *params = _mesa_get_format_bits(texFormat, pname);
          else
             _mesa_error(ctx, GL_INVALID_ENUM,
                         "glGetTexLevelParameter[if]v(pname)");
@@ -848,7 +849,7 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
       case GL_TEXTURE_STENCIL_SIZE_EXT:
          if (ctx->Extensions.EXT_packed_depth_stencil ||
              ctx->Extensions.ARB_framebuffer_object) {
-            *params = img->TexFormat->StencilBits;
+            *params = _mesa_get_format_bits(texFormat, pname);
          }
          else {
             _mesa_error(ctx, GL_INVALID_ENUM,
@@ -858,13 +859,9 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
 
       /* GL_ARB_texture_compression */
       case GL_TEXTURE_COMPRESSED_IMAGE_SIZE:
-	 if (img->IsCompressed && !isProxy) {
-	    /* Don't use ctx->Driver.CompressedTextureSize() since that
-	     * may returned a padded hardware size.
-	     */
-	    *params = _mesa_compressed_texture_size(ctx, img->Width,
-						    img->Height, img->Depth,
-						    img->TexFormat->MesaFormat);
+	 if (_mesa_is_format_compressed(img->TexFormat) && !isProxy) {
+            *params = _mesa_format_image_size(texFormat, img->Width,
+                                              img->Height, img->Depth);
 	 }
 	 else {
 	    _mesa_error(ctx, GL_INVALID_OPERATION,
@@ -872,13 +869,14 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
 	 }
          break;
       case GL_TEXTURE_COMPRESSED:
-         *params = (GLint) img->IsCompressed;
+         *params = (GLint) _mesa_is_format_compressed(img->TexFormat);
          break;
 
       /* GL_ARB_texture_float */
       case GL_TEXTURE_RED_TYPE_ARB:
          if (ctx->Extensions.ARB_texture_float) {
-            *params = img->TexFormat->RedBits ? img->TexFormat->DataType : GL_NONE;
+            *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_RED_SIZE) ?
+               _mesa_get_format_datatype(texFormat) : GL_NONE;
          }
          else {
             _mesa_error(ctx, GL_INVALID_ENUM,
@@ -887,7 +885,8 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          break;
       case GL_TEXTURE_GREEN_TYPE_ARB:
          if (ctx->Extensions.ARB_texture_float) {
-            *params = img->TexFormat->GreenBits ? img->TexFormat->DataType : GL_NONE;
+            *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_GREEN_SIZE) ?
+               _mesa_get_format_datatype(texFormat) : GL_NONE;
          }
          else {
             _mesa_error(ctx, GL_INVALID_ENUM,
@@ -896,7 +895,8 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          break;
       case GL_TEXTURE_BLUE_TYPE_ARB:
          if (ctx->Extensions.ARB_texture_float) {
-            *params = img->TexFormat->BlueBits ? img->TexFormat->DataType : GL_NONE;
+            *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_BLUE_SIZE) ?
+               _mesa_get_format_datatype(texFormat) : GL_NONE;
          }
          else {
             _mesa_error(ctx, GL_INVALID_ENUM,
@@ -905,7 +905,8 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          break;
       case GL_TEXTURE_ALPHA_TYPE_ARB:
          if (ctx->Extensions.ARB_texture_float) {
-            *params = img->TexFormat->AlphaBits ? img->TexFormat->DataType : GL_NONE;
+            *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_ALPHA_SIZE) ?
+               _mesa_get_format_datatype(texFormat) : GL_NONE;
          }
          else {
             _mesa_error(ctx, GL_INVALID_ENUM,
@@ -914,7 +915,8 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          break;
       case GL_TEXTURE_LUMINANCE_TYPE_ARB:
          if (ctx->Extensions.ARB_texture_float) {
-            *params = img->TexFormat->LuminanceBits ? img->TexFormat->DataType : GL_NONE;
+            *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_LUMINANCE_SIZE) ?
+               _mesa_get_format_datatype(texFormat) : GL_NONE;
          }
          else {
             _mesa_error(ctx, GL_INVALID_ENUM,
@@ -923,7 +925,8 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          break;
       case GL_TEXTURE_INTENSITY_TYPE_ARB:
          if (ctx->Extensions.ARB_texture_float) {
-            *params = img->TexFormat->IntensityBits ? img->TexFormat->DataType : GL_NONE;
+            *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_INTENSITY_SIZE) ?
+               _mesa_get_format_datatype(texFormat) : GL_NONE;
          }
          else {
             _mesa_error(ctx, GL_INVALID_ENUM,
@@ -932,7 +935,8 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          break;
       case GL_TEXTURE_DEPTH_TYPE_ARB:
          if (ctx->Extensions.ARB_texture_float) {
-            *params = img->TexFormat->DepthBits ? img->TexFormat->DataType : GL_NONE;
+            *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_DEPTH_SIZE) ?
+               _mesa_get_format_datatype(texFormat) : GL_NONE;
          }
          else {
             _mesa_error(ctx, GL_INVALID_ENUM,
diff --git a/src/mesa/main/texrender.c b/src/mesa/main/texrender.c
index 53be83b05ce..e2432be6ca4 100644
--- a/src/mesa/main/texrender.c
+++ b/src/mesa/main/texrender.c
@@ -1,7 +1,8 @@
 
 #include "context.h"
+#include "colormac.h"
 #include "fbobject.h"
-#include "texformat.h"
+#include "texfetch.h"
 #include "texrender.h"
 #include "renderbuffer.h"
 
@@ -46,7 +47,9 @@ texture_get_row(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    if (rb->DataType == CHAN_TYPE) {
       GLchan *rgbaOut = (GLchan *) values;
       for (i = 0; i < count; i++) {
-         trb->TexImage->FetchTexelc(trb->TexImage, x + i, y, z, rgbaOut + 4 * i);
+         GLfloat rgba[4];
+         trb->TexImage->FetchTexelf(trb->TexImage, x + i, y, z, rgba);
+         UNCLAMPED_FLOAT_TO_RGBA_CHAN(rgbaOut + 4 * i, rgba);
       }
    }
    else if (rb->DataType == GL_UNSIGNED_SHORT) {
@@ -100,8 +103,10 @@ texture_get_values(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count,
    if (rb->DataType == CHAN_TYPE) {
       GLchan *rgbaOut = (GLchan *) values;
       for (i = 0; i < count; i++) {
-         trb->TexImage->FetchTexelc(trb->TexImage, x[i], y[i] + trb->Yoffset,
-				    z, rgbaOut + 4 * i);
+         GLfloat rgba[4];
+         trb->TexImage->FetchTexelf(trb->TexImage, x[i], y[i] + trb->Yoffset,
+				    z, rgba);
+         UNCLAMPED_FLOAT_TO_RGBA_CHAN(rgbaOut + 4 * i, rgba);
       }
    }
    else if (rb->DataType == GL_UNSIGNED_SHORT) {
@@ -462,6 +467,7 @@ update_wrapper(GLcontext *ctx, const struct gl_renderbuffer_attachment *att)
 {
    struct texture_renderbuffer *trb
       = (struct texture_renderbuffer *) att->Renderbuffer;
+   gl_format texFormat;
 
    (void) ctx;
    ASSERT(trb);
@@ -469,7 +475,7 @@ update_wrapper(GLcontext *ctx, const struct gl_renderbuffer_attachment *att)
    trb->TexImage = att->Texture->Image[att->CubeMapFace][att->TextureLevel];
    ASSERT(trb->TexImage);
 
-   trb->Store = trb->TexImage->TexFormat->StoreTexel;
+   trb->Store = _mesa_get_texel_store_func(trb->TexImage->TexFormat);
    if (!trb->Store) {
       /* we'll never draw into some textures (compressed formats) */
       trb->Store = store_nop;
@@ -484,41 +490,30 @@ update_wrapper(GLcontext *ctx, const struct gl_renderbuffer_attachment *att)
       trb->Zoffset = att->Zoffset;
    }
 
+   texFormat = trb->TexImage->TexFormat;
+
    trb->Base.Width = trb->TexImage->Width;
    trb->Base.Height = trb->TexImage->Height;
    trb->Base.InternalFormat = trb->TexImage->InternalFormat;
    /* XXX may need more special cases here */
-   if (trb->TexImage->TexFormat->MesaFormat == MESA_FORMAT_Z24_S8) {
-      trb->Base._ActualFormat = GL_DEPTH24_STENCIL8_EXT;
+   if (trb->TexImage->TexFormat == MESA_FORMAT_Z24_S8) {
+      trb->Base.Format = MESA_FORMAT_Z24_S8;
       trb->Base.DataType = GL_UNSIGNED_INT_24_8_EXT;
    }
-   else if (trb->TexImage->TexFormat->MesaFormat == MESA_FORMAT_Z16) {
-      trb->Base._ActualFormat = GL_DEPTH_COMPONENT;
+   else if (trb->TexImage->TexFormat == MESA_FORMAT_Z16) {
+      trb->Base.Format = MESA_FORMAT_Z16;
       trb->Base.DataType = GL_UNSIGNED_SHORT;
    }
-   else if (trb->TexImage->TexFormat->MesaFormat == MESA_FORMAT_Z32) {
-      trb->Base._ActualFormat = GL_DEPTH_COMPONENT;
+   else if (trb->TexImage->TexFormat == MESA_FORMAT_Z32) {
+      trb->Base.Format = MESA_FORMAT_Z32;
       trb->Base.DataType = GL_UNSIGNED_INT;
    }
    else {
-      trb->Base._ActualFormat = trb->TexImage->InternalFormat;
+      trb->Base.Format = trb->TexImage->TexFormat;
       trb->Base.DataType = CHAN_TYPE;
    }
-   trb->Base._BaseFormat = trb->TexImage->TexFormat->BaseFormat;
-#if 0
-   /* fix/avoid this assertion someday */
-   ASSERT(trb->Base._BaseFormat == GL_RGB ||
-          trb->Base._BaseFormat == GL_RGBA ||
-          trb->Base._BaseFormat == GL_DEPTH_COMPONENT);
-#endif
    trb->Base.Data = trb->TexImage->Data;
-
-   trb->Base.RedBits = trb->TexImage->TexFormat->RedBits;
-   trb->Base.GreenBits = trb->TexImage->TexFormat->GreenBits;
-   trb->Base.BlueBits = trb->TexImage->TexFormat->BlueBits;
-   trb->Base.AlphaBits = trb->TexImage->TexFormat->AlphaBits;
-   trb->Base.DepthBits = trb->TexImage->TexFormat->DepthBits;
-   trb->Base.StencilBits = trb->TexImage->TexFormat->StencilBits;
+   trb->Base._BaseFormat = _mesa_base_fbo_format(ctx, trb->Base.InternalFormat);
 }
 
 
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index 7da9e84b24a..8ee378e6670 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -62,7 +62,8 @@
 #include "mipmap.h"
 #include "imports.h"
 #include "texcompress.h"
-#include "texformat.h"
+#include "texcompress_fxt1.h"
+#include "texcompress_s3tc.h"
 #include "teximage.h"
 #include "texstore.h"
 #include "enums.h"
@@ -75,6 +76,12 @@ enum {
 
 
 /**
+ * Texture image storage function.
+ */
+typedef GLboolean (*StoreTexImageFunc)(TEXSTORE_PARAMS);
+
+
+/**
  * Return GL_TRUE if the given image format is one that be converted
  * to another format by swizzling.
  */
@@ -431,8 +438,8 @@ make_temp_float_image(GLcontext *ctx, GLuint dims,
    else {
       /* no convolution */
       const GLint components = _mesa_components_in_format(logicalBaseFormat);
-      const GLint srcStride = _mesa_image_row_stride(srcPacking,
-                                                 srcWidth, srcFormat, srcType);
+      const GLint srcStride =
+         _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
       GLfloat *dst;
       GLint img, row;
 
@@ -596,14 +603,13 @@ _mesa_make_temp_chan_image(GLcontext *ctx, GLuint dims,
 
    dst = tempImage;
    for (img = 0; img < srcDepth; img++) {
-      const GLint srcStride = _mesa_image_row_stride(srcPacking,
-                                                     srcWidth, srcFormat,
-                                                     srcType);
-      const GLubyte *src
-         = (const GLubyte *) _mesa_image_address(dims, srcPacking, srcAddr,
-                                                 srcWidth, srcHeight,
-                                                 srcFormat, srcType,
-                                                 img, 0, 0);
+      const GLint srcStride =
+         _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
+      const GLubyte *src =
+         (const GLubyte *) _mesa_image_address(dims, srcPacking, srcAddr,
+                                               srcWidth, srcHeight,
+                                               srcFormat, srcType,
+                                               img, 0, 0);
       for (row = 0; row < srcHeight; row++) {
          _mesa_unpack_color_span_chan(ctx, srcWidth, logicalBaseFormat, dst,
                                       srcFormat, srcType, src, srcPacking,
@@ -928,7 +934,7 @@ _mesa_swizzle_ubyte_image(GLcontext *ctx,
 static void
 memcpy_texture(GLcontext *ctx,
 	       GLuint dimensions,
-               const struct gl_texture_format *dstFormat,
+               gl_format dstFormat,
                GLvoid *dstAddr,
                GLint dstXoffset, GLint dstYoffset, GLint dstZoffset,
                GLint dstRowStride,
@@ -944,7 +950,8 @@ memcpy_texture(GLcontext *ctx,
                                       srcWidth, srcHeight, srcFormat, srcType);
    const GLubyte *srcImage = (const GLubyte *) _mesa_image_address(dimensions,
         srcPacking, srcAddr, srcWidth, srcHeight, srcFormat, srcType, 0, 0, 0);
-   const GLint bytesPerRow = srcWidth * dstFormat->TexelBytes;
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLint bytesPerRow = srcWidth * texelBytes;
 
 #if 0
    /* XXX update/re-enable for dstImageOffsets array */
@@ -953,7 +960,7 @@ memcpy_texture(GLcontext *ctx,
    GLubyte *dstImage = (GLubyte *) dstAddr
                      + dstZoffset * dstImageStride
                      + dstYoffset * dstRowStride
-                     + dstXoffset * dstFormat->TexelBytes;
+                     + dstXoffset * texelBytes;
 
    if (dstRowStride == srcRowStride &&
        dstRowStride == bytesPerRow &&
@@ -984,9 +991,9 @@ memcpy_texture(GLcontext *ctx,
    for (img = 0; img < srcDepth; img++) {
       const GLubyte *srcRow = srcImage;
       GLubyte *dstRow = (GLubyte *) dstAddr
-         + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+         + dstImageOffsets[dstZoffset + img] * texelBytes
          + dstYoffset * dstRowStride
-         + dstXoffset * dstFormat->TexelBytes;
+         + dstXoffset * texelBytes;
       for (row = 0; row < srcHeight; row++) {
          ctx->Driver.TextureMemCpy(dstRow, srcRow, bytesPerRow);
          dstRow += dstRowStride;
@@ -999,38 +1006,23 @@ memcpy_texture(GLcontext *ctx,
 
 
 /**
- * Store an image in any of the formats:
- *   _mesa_texformat_rgba
- *   _mesa_texformat_rgb
- *   _mesa_texformat_alpha
- *   _mesa_texformat_luminance
- *   _mesa_texformat_luminance_alpha
- *   _mesa_texformat_intensity
- * 
+ * Store a 32-bit integer depth component texture image.
  */
-GLboolean
-_mesa_texstore_rgba(TEXSTORE_PARAMS)
+static GLboolean
+_mesa_texstore_z32(TEXSTORE_PARAMS)
 {
-   const GLint components = _mesa_components_in_format(baseInternalFormat);
-
-   ASSERT(dstFormat == &_mesa_texformat_rgba ||
-          dstFormat == &_mesa_texformat_rgb ||
-          dstFormat == &_mesa_texformat_alpha ||
-          dstFormat == &_mesa_texformat_luminance ||
-          dstFormat == &_mesa_texformat_luminance_alpha ||
-          dstFormat == &_mesa_texformat_intensity);
-   ASSERT(baseInternalFormat == GL_RGBA ||
-          baseInternalFormat == GL_RGB ||
-          baseInternalFormat == GL_ALPHA ||
-          baseInternalFormat == GL_LUMINANCE ||
-          baseInternalFormat == GL_LUMINANCE_ALPHA ||
-          baseInternalFormat == GL_INTENSITY);
-   ASSERT(dstFormat->TexelBytes == components * sizeof(GLchan));
+   const GLuint depthScale = 0xffffffff;
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   (void) dims;
+   ASSERT(dstFormat == MESA_FORMAT_Z32);
+   ASSERT(texelBytes == sizeof(GLuint));
 
-   if (!ctx->_ImageTransferState &&
+   if (ctx->Pixel.DepthScale == 1.0f &&
+       ctx->Pixel.DepthBias == 0.0f &&
        !srcPacking->SwapBytes &&
-       baseInternalFormat == srcFormat &&
-       srcType == CHAN_TYPE) {
+       baseInternalFormat == GL_DEPTH_COMPONENT &&
+       srcFormat == GL_DEPTH_COMPONENT &&
+       srcType == GL_UNSIGNED_INT) {
       /* simple memcpy path */
       memcpy_texture(ctx, dims,
                      dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
@@ -1039,154 +1031,48 @@ _mesa_texstore_rgba(TEXSTORE_PARAMS)
                      srcWidth, srcHeight, srcDepth, srcFormat, srcType,
                      srcAddr, srcPacking);
    }
-   else if (!ctx->_ImageTransferState &&
-            !srcPacking->SwapBytes &&
-            dstFormat == &_mesa_texformat_rgb &&
-            srcFormat == GL_RGBA &&
-            srcType == CHAN_TYPE) {
-      /* extract RGB from RGBA */
-      GLint img, row, col;
-      for (img = 0; img < srcDepth; img++) {
-         GLchan *dstImage = (GLchan *)
-            ((GLubyte *) dstAddr
-             + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
-             + dstYoffset * dstRowStride
-             + dstXoffset * dstFormat->TexelBytes);
-
-         const GLint srcRowStride = _mesa_image_row_stride(srcPacking,
-                                                 srcWidth, srcFormat, srcType);
-         GLchan *srcRow = (GLchan *) _mesa_image_address(dims, srcPacking,
-                  srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, 0, 0);
-         GLchan *dstRow = dstImage;
-         for (row = 0; row < srcHeight; row++) {
-            for (col = 0; col < srcWidth; col++) {
-               dstRow[col * 3 + RCOMP] = srcRow[col * 4 + RCOMP];
-               dstRow[col * 3 + GCOMP] = srcRow[col * 4 + GCOMP];
-               dstRow[col * 3 + BCOMP] = srcRow[col * 4 + BCOMP];
-            }
-            dstRow += dstRowStride / sizeof(GLchan);
-            srcRow = (GLchan *) ((GLubyte *) srcRow + srcRowStride);
-         }
-      }
-   }
-   else if (!ctx->_ImageTransferState &&
-	    CHAN_TYPE == GL_UNSIGNED_BYTE &&
-	    (srcType == GL_UNSIGNED_BYTE ||
-	     srcType == GL_UNSIGNED_INT_8_8_8_8 ||
-	     srcType == GL_UNSIGNED_INT_8_8_8_8_REV) &&
-	    can_swizzle(baseInternalFormat) &&
-	    can_swizzle(srcFormat)) {
-
-      const GLubyte *dstmap;
-      GLuint components;
-
-      /* dstmap - how to swizzle from RGBA to dst format:
-       */
-      if (dstFormat == &_mesa_texformat_rgba) {
-	 dstmap = mappings[IDX_RGBA].from_rgba;
-	 components = 4;
-      }
-      else if (dstFormat == &_mesa_texformat_rgb) {
-	 dstmap = mappings[IDX_RGB].from_rgba;
-	 components = 3;
-      }
-      else if (dstFormat == &_mesa_texformat_alpha) {
-	 dstmap = mappings[IDX_ALPHA].from_rgba;
-	 components = 1;
-      }
-      else if (dstFormat == &_mesa_texformat_luminance) {
-	 dstmap = mappings[IDX_LUMINANCE].from_rgba;
-	 components = 1;
-      }
-      else if (dstFormat == &_mesa_texformat_luminance_alpha) {
-	 dstmap = mappings[IDX_LUMINANCE_ALPHA].from_rgba;
-	 components = 2;
-      }
-      else if (dstFormat == &_mesa_texformat_intensity) {
-	 dstmap = mappings[IDX_INTENSITY].from_rgba;
-	 components = 1;
-      }
-      else {
-         _mesa_problem(ctx, "Unexpected dstFormat in _mesa_texstore_rgba");
-         return GL_FALSE;
-      }
-
-      _mesa_swizzle_ubyte_image(ctx, dims,
-				srcFormat,
-				srcType,
-				baseInternalFormat,
-				dstmap, components,
-				dstAddr, dstXoffset, dstYoffset, dstZoffset,
-				dstRowStride, dstImageOffsets,
-				srcWidth, srcHeight, srcDepth, srcAddr,
-				srcPacking);      
-   }
    else {
       /* general path */
-      const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
-                                                 baseInternalFormat,
-                                                 dstFormat->BaseFormat,
-                                                 srcWidth, srcHeight, srcDepth,
-                                                 srcFormat, srcType, srcAddr,
-                                                 srcPacking);
-      const GLchan *src = tempImage;
-      GLint bytesPerRow;
       GLint img, row;
-      if (!tempImage)
-         return GL_FALSE;
-      _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
-      bytesPerRow = srcWidth * components * sizeof(GLchan);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
-            _mesa_memcpy(dstRow, src, bytesPerRow);
+            const GLvoid *src = _mesa_image_address(dims, srcPacking,
+                srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, row, 0);
+            _mesa_unpack_depth_span(ctx, srcWidth,
+                                    GL_UNSIGNED_INT, (GLuint *) dstRow,
+                                    depthScale, srcType, src, srcPacking);
             dstRow += dstRowStride;
-            src += srcWidth * components;
          }
       }
-
-      _mesa_free((void *) tempImage);
    }
    return GL_TRUE;
 }
 
 
 /**
- * Store a 32-bit integer depth component texture image.
+ * Store a 24-bit integer depth component texture image.
  */
-GLboolean
-_mesa_texstore_z32(TEXSTORE_PARAMS)
+static GLboolean
+_mesa_texstore_x8_z24(TEXSTORE_PARAMS)
 {
-   const GLuint depthScale = 0xffffffff;
+   const GLuint depthScale = 0xffffff;
+   const GLuint texelBytes = 4;
+
    (void) dims;
-   ASSERT(dstFormat == &_mesa_texformat_z32);
-   ASSERT(dstFormat->TexelBytes == sizeof(GLuint));
+   ASSERT(dstFormat == MESA_FORMAT_X8_Z24);
 
-   if (ctx->Pixel.DepthScale == 1.0f &&
-       ctx->Pixel.DepthBias == 0.0f &&
-       !srcPacking->SwapBytes &&
-       baseInternalFormat == GL_DEPTH_COMPONENT &&
-       srcFormat == GL_DEPTH_COMPONENT &&
-       srcType == GL_UNSIGNED_INT) {
-      /* simple memcpy path */
-      memcpy_texture(ctx, dims,
-                     dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
-                     dstRowStride,
-                     dstImageOffsets,
-                     srcWidth, srcHeight, srcDepth, srcFormat, srcType,
-                     srcAddr, srcPacking);
-   }
-   else {
+   {
       /* general path */
       GLint img, row;
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             const GLvoid *src = _mesa_image_address(dims, srcPacking,
                 srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, row, 0);
@@ -1200,18 +1086,20 @@ _mesa_texstore_z32(TEXSTORE_PARAMS)
    return GL_TRUE;
 }
 
+
 #define STRIDE_3D 0
 
 /**
  * Store a 16-bit integer depth component texture image.
  */
-GLboolean
+static GLboolean
 _mesa_texstore_z16(TEXSTORE_PARAMS)
 {
    const GLuint depthScale = 0xffff;
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
    (void) dims;
-   ASSERT(dstFormat == &_mesa_texformat_z16);
-   ASSERT(dstFormat->TexelBytes == sizeof(GLushort));
+   ASSERT(dstFormat == MESA_FORMAT_Z16);
+   ASSERT(texelBytes == sizeof(GLushort));
 
    if (ctx->Pixel.DepthScale == 1.0f &&
        ctx->Pixel.DepthBias == 0.0f &&
@@ -1232,9 +1120,9 @@ _mesa_texstore_z16(TEXSTORE_PARAMS)
       GLint img, row;
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             const GLvoid *src = _mesa_image_address(dims, srcPacking,
                 srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, row, 0);
@@ -1253,16 +1141,19 @@ _mesa_texstore_z16(TEXSTORE_PARAMS)
 /**
  * Store an rgb565 or rgb565_rev texture image.
  */
-GLboolean
+static GLboolean
 _mesa_texstore_rgb565(TEXSTORE_PARAMS)
 {
-   ASSERT(dstFormat == &_mesa_texformat_rgb565 ||
-          dstFormat == &_mesa_texformat_rgb565_rev);
-   ASSERT(dstFormat->TexelBytes == 2);
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
+
+   ASSERT(dstFormat == MESA_FORMAT_RGB565 ||
+          dstFormat == MESA_FORMAT_RGB565_REV);
+   ASSERT(texelBytes == 2);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_rgb565 &&
+       dstFormat == MESA_FORMAT_RGB565 &&
        baseInternalFormat == GL_RGB &&
        srcFormat == GL_RGB &&
        srcType == GL_UNSIGNED_SHORT_5_6_5) {
@@ -1281,20 +1172,20 @@ _mesa_texstore_rgb565(TEXSTORE_PARAMS)
             srcType == GL_UNSIGNED_BYTE &&
             dims == 2) {
       /* do optimized tex store */
-      const GLint srcRowStride = _mesa_image_row_stride(srcPacking, srcWidth,
-                                                        srcFormat, srcType);
+      const GLint srcRowStride =
+         _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
       const GLubyte *src = (const GLubyte *)
          _mesa_image_address(dims, srcPacking, srcAddr, srcWidth, srcHeight,
                              srcFormat, srcType, 0, 0, 0);
       GLubyte *dst = (GLubyte *) dstAddr
                    + dstYoffset * dstRowStride
-                   + dstXoffset * dstFormat->TexelBytes;
+                   + dstXoffset * texelBytes;
       GLint row, col;
       for (row = 0; row < srcHeight; row++) {
          const GLubyte *srcUB = (const GLubyte *) src;
          GLushort *dstUS = (GLushort *) dst;
          /* check for byteswapped format */
-         if (dstFormat == &_mesa_texformat_rgb565) {
+         if (dstFormat == MESA_FORMAT_RGB565) {
             for (col = 0; col < srcWidth; col++) {
                dstUS[col] = PACK_COLOR_565( srcUB[0], srcUB[1], srcUB[2] );
                srcUB += 3;
@@ -1314,7 +1205,7 @@ _mesa_texstore_rgb565(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -1325,13 +1216,13 @@ _mesa_texstore_rgb565(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLushort *dstUS = (GLushort *) dstRow;
             /* check for byteswapped format */
-            if (dstFormat == &_mesa_texformat_rgb565) {
+            if (dstFormat == MESA_FORMAT_RGB565) {
                for (col = 0; col < srcWidth; col++) {
                   dstUS[col] = PACK_COLOR_565( CHAN_TO_UBYTE(src[RCOMP]),
                                                CHAN_TO_UBYTE(src[GCOMP]),
@@ -1359,18 +1250,20 @@ _mesa_texstore_rgb565(TEXSTORE_PARAMS)
 /**
  * Store a texture in MESA_FORMAT_RGBA8888 or MESA_FORMAT_RGBA8888_REV.
  */
-GLboolean
+static GLboolean
 _mesa_texstore_rgba8888(TEXSTORE_PARAMS)
 {
    const GLboolean littleEndian = _mesa_little_endian();
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
 
-   ASSERT(dstFormat == &_mesa_texformat_rgba8888 ||
-          dstFormat == &_mesa_texformat_rgba8888_rev);
-   ASSERT(dstFormat->TexelBytes == 4);
+   ASSERT(dstFormat == MESA_FORMAT_RGBA8888 ||
+          dstFormat == MESA_FORMAT_RGBA8888_REV);
+   ASSERT(texelBytes == 4);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_rgba8888 &&
+       dstFormat == MESA_FORMAT_RGBA8888 &&
        baseInternalFormat == GL_RGBA &&
       ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
        (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
@@ -1386,7 +1279,7 @@ _mesa_texstore_rgba8888(TEXSTORE_PARAMS)
    }
    else if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_rgba8888_rev &&
+       dstFormat == MESA_FORMAT_RGBA8888_REV &&
        baseInternalFormat == GL_RGBA &&
       ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
        (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && littleEndian) ||
@@ -1411,8 +1304,8 @@ _mesa_texstore_rgba8888(TEXSTORE_PARAMS)
 
       /* dstmap - how to swizzle from RGBA to dst format:
        */
-      if ((littleEndian && dstFormat == &_mesa_texformat_rgba8888) ||
-	  (!littleEndian && dstFormat == &_mesa_texformat_rgba8888_rev)) {
+      if ((littleEndian && dstFormat == MESA_FORMAT_RGBA8888) ||
+	  (!littleEndian && dstFormat == MESA_FORMAT_RGBA8888_REV)) {
 	 dstmap[3] = 0;
 	 dstmap[2] = 1;
 	 dstmap[1] = 2;
@@ -1439,7 +1332,7 @@ _mesa_texstore_rgba8888(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -1450,12 +1343,12 @@ _mesa_texstore_rgba8888(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLuint *dstUI = (GLuint *) dstRow;
-            if (dstFormat == &_mesa_texformat_rgba8888) {
+            if (dstFormat == MESA_FORMAT_RGBA8888) {
                for (col = 0; col < srcWidth; col++) {
                   dstUI[col] = PACK_COLOR_8888( CHAN_TO_UBYTE(src[RCOMP]),
                                                 CHAN_TO_UBYTE(src[GCOMP]),
@@ -1482,18 +1375,22 @@ _mesa_texstore_rgba8888(TEXSTORE_PARAMS)
 }
 
 
-GLboolean
+static GLboolean
 _mesa_texstore_argb8888(TEXSTORE_PARAMS)
 {
    const GLboolean littleEndian = _mesa_little_endian();
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
 
-   ASSERT(dstFormat == &_mesa_texformat_argb8888 ||
-          dstFormat == &_mesa_texformat_argb8888_rev);
-   ASSERT(dstFormat->TexelBytes == 4);
+   ASSERT(dstFormat == MESA_FORMAT_ARGB8888 ||
+          dstFormat == MESA_FORMAT_ARGB8888_REV ||
+          dstFormat == MESA_FORMAT_XRGB8888);
+   ASSERT(texelBytes == 4);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_argb8888 &&
+       (dstFormat == MESA_FORMAT_ARGB8888 ||
+        dstFormat == MESA_FORMAT_XRGB8888) &&
        baseInternalFormat == GL_RGBA &&
        srcFormat == GL_BGRA &&
        ((srcType == GL_UNSIGNED_BYTE && littleEndian) ||
@@ -1508,7 +1405,7 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
    }
    else if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_argb8888_rev &&
+       dstFormat == MESA_FORMAT_ARGB8888_REV &&
        baseInternalFormat == GL_RGBA &&
        srcFormat == GL_BGRA &&
        ((srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
@@ -1523,21 +1420,22 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
    }
    else if (!ctx->_ImageTransferState &&
             !srcPacking->SwapBytes &&
-	    dstFormat == &_mesa_texformat_argb8888 &&
+	    (dstFormat == MESA_FORMAT_ARGB8888 ||
+             dstFormat == MESA_FORMAT_XRGB8888) &&
             srcFormat == GL_RGB &&
 	    (baseInternalFormat == GL_RGBA ||
 	     baseInternalFormat == GL_RGB) &&
             srcType == GL_UNSIGNED_BYTE) {
       int img, row, col;
       for (img = 0; img < srcDepth; img++) {
-         const GLint srcRowStride = _mesa_image_row_stride(srcPacking,
-                                                 srcWidth, srcFormat, srcType);
+         const GLint srcRowStride =
+            _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
          GLubyte *srcRow = (GLubyte *) _mesa_image_address(dims, srcPacking,
                   srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, 0, 0);
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLuint *d4 = (GLuint *) dstRow;
             for (col = 0; col < srcWidth; col++) {
@@ -1553,7 +1451,7 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
    }
    else if (!ctx->_ImageTransferState &&
             !srcPacking->SwapBytes &&
-	    dstFormat == &_mesa_texformat_argb8888 &&
+	    dstFormat == MESA_FORMAT_ARGB8888 &&
             srcFormat == GL_RGBA &&
 	    baseInternalFormat == GL_RGBA &&
             srcType == GL_UNSIGNED_BYTE) {
@@ -1566,14 +1464,14 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
        * Strangely the same isn't required for the RGB path, above.
        */
       for (img = 0; img < srcDepth; img++) {
-         const GLint srcRowStride = _mesa_image_row_stride(srcPacking,
-                                                 srcWidth, srcFormat, srcType);
+         const GLint srcRowStride =
+            _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
          GLubyte *srcRow = (GLubyte *) _mesa_image_address(dims, srcPacking,
                   srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, 0, 0);
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLuint *d4 = (GLuint *) dstRow;
             for (col = 0; col < srcWidth; col++) {
@@ -1598,16 +1496,18 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
 
       /* dstmap - how to swizzle from RGBA to dst format:
        */
-      if ((littleEndian && dstFormat == &_mesa_texformat_argb8888) ||
-	  (!littleEndian && dstFormat == &_mesa_texformat_argb8888_rev)) {
+      if ((littleEndian && dstFormat == MESA_FORMAT_ARGB8888) ||
+          (littleEndian && dstFormat == MESA_FORMAT_XRGB8888) ||
+	  (!littleEndian && dstFormat == MESA_FORMAT_ARGB8888_REV)) {
 	 dstmap[3] = 3;		/* alpha */
 	 dstmap[2] = 0;		/* red */
 	 dstmap[1] = 1;		/* green */
 	 dstmap[0] = 2;		/* blue */
       }
       else {
-	 assert((littleEndian && dstFormat == &_mesa_texformat_argb8888_rev) ||
-		(!littleEndian && dstFormat == &_mesa_texformat_argb8888));
+	 assert((littleEndian && dstFormat == MESA_FORMAT_ARGB8888_REV) ||
+		(!littleEndian && dstFormat == MESA_FORMAT_ARGB8888) ||
+		(!littleEndian && dstFormat == MESA_FORMAT_XRGB8888));
 	 dstmap[3] = 2;
 	 dstmap[2] = 1;
 	 dstmap[1] = 0;
@@ -1630,7 +1530,7 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -1641,12 +1541,12 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLuint *dstUI = (GLuint *) dstRow;
-            if (dstFormat == &_mesa_texformat_argb8888) {
+            if (dstFormat == MESA_FORMAT_ARGB8888) {
                for (col = 0; col < srcWidth; col++) {
                   dstUI[col] = PACK_COLOR_8888( CHAN_TO_UBYTE(src[ACOMP]),
                                                 CHAN_TO_UBYTE(src[RCOMP]),
@@ -1655,6 +1555,15 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
                   src += 4;
                }
             }
+            else if (dstFormat == MESA_FORMAT_XRGB8888) {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUI[col] = PACK_COLOR_8888( 0xff,
+                                                CHAN_TO_UBYTE(src[RCOMP]),
+                                                CHAN_TO_UBYTE(src[GCOMP]),
+                                                CHAN_TO_UBYTE(src[BCOMP]) );
+                  src += 4;
+               }
+            }
             else {
                for (col = 0; col < srcWidth; col++) {
                   dstUI[col] = PACK_COLOR_8888_REV( CHAN_TO_UBYTE(src[ACOMP]),
@@ -1673,13 +1582,15 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
 }
 
 
-GLboolean
+static GLboolean
 _mesa_texstore_rgb888(TEXSTORE_PARAMS)
 {
    const GLboolean littleEndian = _mesa_little_endian();
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
 
-   ASSERT(dstFormat == &_mesa_texformat_rgb888);
-   ASSERT(dstFormat->TexelBytes == 3);
+   ASSERT(dstFormat == MESA_FORMAT_RGB888);
+   ASSERT(texelBytes == 3);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
@@ -1702,14 +1613,14 @@ _mesa_texstore_rgb888(TEXSTORE_PARAMS)
       /* extract RGB from RGBA */
       GLint img, row, col;
       for (img = 0; img < srcDepth; img++) {
-         const GLint srcRowStride = _mesa_image_row_stride(srcPacking,
-                                                 srcWidth, srcFormat, srcType);
+         const GLint srcRowStride =
+            _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
          GLubyte *srcRow = (GLubyte *) _mesa_image_address(dims, srcPacking,
                   srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, 0, 0);
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             for (col = 0; col < srcWidth; col++) {
                dstRow[col * 3 + 0] = srcRow[col * 4 + BCOMP];
@@ -1749,7 +1660,7 @@ _mesa_texstore_rgb888(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -1760,9 +1671,9 @@ _mesa_texstore_rgb888(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
 #if 0
             if (littleEndian) {
@@ -1798,13 +1709,15 @@ _mesa_texstore_rgb888(TEXSTORE_PARAMS)
 }
 
 
-GLboolean
+static GLboolean
 _mesa_texstore_bgr888(TEXSTORE_PARAMS)
 {
    const GLboolean littleEndian = _mesa_little_endian();
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
 
-   ASSERT(dstFormat == &_mesa_texformat_bgr888);
-   ASSERT(dstFormat->TexelBytes == 3);
+   ASSERT(dstFormat == MESA_FORMAT_BGR888);
+   ASSERT(texelBytes == 3);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
@@ -1827,14 +1740,14 @@ _mesa_texstore_bgr888(TEXSTORE_PARAMS)
       /* extract BGR from RGBA */
       int img, row, col;
       for (img = 0; img < srcDepth; img++) {
-         const GLint srcRowStride = _mesa_image_row_stride(srcPacking,
-                                                 srcWidth, srcFormat, srcType);
+         const GLint srcRowStride =
+            _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
          GLubyte *srcRow = (GLubyte *) _mesa_image_address(dims, srcPacking,
                   srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, 0, 0);
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             for (col = 0; col < srcWidth; col++) {
                dstRow[col * 3 + 0] = srcRow[col * 4 + RCOMP];
@@ -1874,7 +1787,7 @@ _mesa_texstore_bgr888(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -1885,9 +1798,9 @@ _mesa_texstore_bgr888(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             for (col = 0; col < srcWidth; col++) {
                dstRow[col * 3 + 0] = CHAN_TO_UBYTE(src[RCOMP]);
@@ -1903,71 +1816,20 @@ _mesa_texstore_bgr888(TEXSTORE_PARAMS)
    return GL_TRUE;
 }
 
-GLboolean
-_mesa_texstore_rgba4444(TEXSTORE_PARAMS)
-{
-   ASSERT(dstFormat == &_mesa_texformat_rgba4444);
-   ASSERT(dstFormat->TexelBytes == 2);
-
-   if (!ctx->_ImageTransferState &&
-       !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_rgba4444 &&
-       baseInternalFormat == GL_RGBA &&
-       srcFormat == GL_RGBA &&
-       srcType == GL_UNSIGNED_SHORT_4_4_4_4){
-      /* simple memcpy path */
-      memcpy_texture(ctx, dims,
-                     dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
-                     dstRowStride,
-                     dstImageOffsets,
-                     srcWidth, srcHeight, srcDepth, srcFormat, srcType,
-                     srcAddr, srcPacking);
-   }
-   else {
-      /* general path */
-      const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
-                                                 baseInternalFormat,
-                                                 dstFormat->BaseFormat,
-                                                 srcWidth, srcHeight, srcDepth,
-                                                 srcFormat, srcType, srcAddr,
-                                                 srcPacking);
-      const GLchan *src = tempImage;
-      GLint img, row, col;
-      if (!tempImage)
-         return GL_FALSE;
-      _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
-      for (img = 0; img < srcDepth; img++) {
-         GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
-            + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
-         for (row = 0; row < srcHeight; row++) {
-            GLushort *dstUS = (GLushort *) dstRow;
-	    for (col = 0; col < srcWidth; col++) {
-	      dstUS[col] = PACK_COLOR_4444( CHAN_TO_UBYTE(src[RCOMP]),
-					    CHAN_TO_UBYTE(src[GCOMP]),
-					    CHAN_TO_UBYTE(src[BCOMP]),
-					    CHAN_TO_UBYTE(src[ACOMP]) );
-	      src += 4;
-            }
-            dstRow += dstRowStride;
-         }
-      }
-      _mesa_free((void *) tempImage);
-   }
-   return GL_TRUE;
-}
 
-GLboolean
+static GLboolean
 _mesa_texstore_argb4444(TEXSTORE_PARAMS)
 {
-   ASSERT(dstFormat == &_mesa_texformat_argb4444 ||
-          dstFormat == &_mesa_texformat_argb4444_rev);
-   ASSERT(dstFormat->TexelBytes == 2);
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
+
+   ASSERT(dstFormat == MESA_FORMAT_ARGB4444 ||
+          dstFormat == MESA_FORMAT_ARGB4444_REV);
+   ASSERT(texelBytes == 2);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_argb4444 &&
+       dstFormat == MESA_FORMAT_ARGB4444 &&
        baseInternalFormat == GL_RGBA &&
        srcFormat == GL_BGRA &&
        srcType == GL_UNSIGNED_SHORT_4_4_4_4_REV) {
@@ -1983,7 +1845,7 @@ _mesa_texstore_argb4444(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -1994,12 +1856,12 @@ _mesa_texstore_argb4444(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLushort *dstUS = (GLushort *) dstRow;
-            if (dstFormat == &_mesa_texformat_argb4444) {
+            if (dstFormat == MESA_FORMAT_ARGB4444) {
                for (col = 0; col < srcWidth; col++) {
                   dstUS[col] = PACK_COLOR_4444( CHAN_TO_UBYTE(src[ACOMP]),
                                                 CHAN_TO_UBYTE(src[RCOMP]),
@@ -2025,15 +1887,18 @@ _mesa_texstore_argb4444(TEXSTORE_PARAMS)
    return GL_TRUE;
 }
 
-GLboolean
+static GLboolean
 _mesa_texstore_rgba5551(TEXSTORE_PARAMS)
 {
-   ASSERT(dstFormat == &_mesa_texformat_rgba5551);
-   ASSERT(dstFormat->TexelBytes == 2);
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
+
+   ASSERT(dstFormat == MESA_FORMAT_RGBA5551);
+   ASSERT(texelBytes == 2);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_rgba5551 &&
+       dstFormat == MESA_FORMAT_RGBA5551 &&
        baseInternalFormat == GL_RGBA &&
        srcFormat == GL_RGBA &&
        srcType == GL_UNSIGNED_SHORT_5_5_5_1) {
@@ -2049,7 +1914,7 @@ _mesa_texstore_rgba5551(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -2060,9 +1925,9 @@ _mesa_texstore_rgba5551(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLushort *dstUS = (GLushort *) dstRow;
 	    for (col = 0; col < srcWidth; col++) {
@@ -2080,16 +1945,19 @@ _mesa_texstore_rgba5551(TEXSTORE_PARAMS)
    return GL_TRUE;
 }
 
-GLboolean
+static GLboolean
 _mesa_texstore_argb1555(TEXSTORE_PARAMS)
 {
-   ASSERT(dstFormat == &_mesa_texformat_argb1555 ||
-          dstFormat == &_mesa_texformat_argb1555_rev);
-   ASSERT(dstFormat->TexelBytes == 2);
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
+
+   ASSERT(dstFormat == MESA_FORMAT_ARGB1555 ||
+          dstFormat == MESA_FORMAT_ARGB1555_REV);
+   ASSERT(texelBytes == 2);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_argb1555 &&
+       dstFormat == MESA_FORMAT_ARGB1555 &&
        baseInternalFormat == GL_RGBA &&
        srcFormat == GL_BGRA &&
        srcType == GL_UNSIGNED_SHORT_1_5_5_5_REV) {
@@ -2105,7 +1973,7 @@ _mesa_texstore_argb1555(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -2116,12 +1984,12 @@ _mesa_texstore_argb1555(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLushort *dstUS = (GLushort *) dstRow;
-            if (dstFormat == &_mesa_texformat_argb1555) {
+            if (dstFormat == MESA_FORMAT_ARGB1555) {
                for (col = 0; col < srcWidth; col++) {
                   dstUS[col] = PACK_COLOR_1555( CHAN_TO_UBYTE(src[ACOMP]),
                                                 CHAN_TO_UBYTE(src[RCOMP]),
@@ -2148,18 +2016,20 @@ _mesa_texstore_argb1555(TEXSTORE_PARAMS)
 }
 
 
-GLboolean
+static GLboolean
 _mesa_texstore_al88(TEXSTORE_PARAMS)
 {
    const GLboolean littleEndian = _mesa_little_endian();
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
 
-   ASSERT(dstFormat == &_mesa_texformat_al88 ||
-          dstFormat == &_mesa_texformat_al88_rev);
-   ASSERT(dstFormat->TexelBytes == 2);
+   ASSERT(dstFormat == MESA_FORMAT_AL88 ||
+          dstFormat == MESA_FORMAT_AL88_REV);
+   ASSERT(texelBytes == 2);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_al88 &&
+       dstFormat == MESA_FORMAT_AL88 &&
        baseInternalFormat == GL_LUMINANCE_ALPHA &&
        srcFormat == GL_LUMINANCE_ALPHA &&
        srcType == GL_UNSIGNED_BYTE &&
@@ -2182,8 +2052,8 @@ _mesa_texstore_al88(TEXSTORE_PARAMS)
 
       /* dstmap - how to swizzle from RGBA to dst format:
        */
-      if ((littleEndian && dstFormat == &_mesa_texformat_al88) ||
-	  (!littleEndian && dstFormat == &_mesa_texformat_al88_rev)) {
+      if ((littleEndian && dstFormat == MESA_FORMAT_AL88) ||
+	  (!littleEndian && dstFormat == MESA_FORMAT_AL88_REV)) {
 	 dstmap[0] = 0;
 	 dstmap[1] = 3;
       }
@@ -2208,7 +2078,7 @@ _mesa_texstore_al88(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -2219,12 +2089,12 @@ _mesa_texstore_al88(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLushort *dstUS = (GLushort *) dstRow;
-            if (dstFormat == &_mesa_texformat_al88) {
+            if (dstFormat == MESA_FORMAT_AL88) {
                for (col = 0; col < srcWidth; col++) {
                   /* src[0] is luminance, src[1] is alpha */
                  dstUS[col] = PACK_COLOR_88( CHAN_TO_UBYTE(src[1]),
@@ -2249,11 +2119,14 @@ _mesa_texstore_al88(TEXSTORE_PARAMS)
 }
 
 
-GLboolean
+static GLboolean
 _mesa_texstore_rgb332(TEXSTORE_PARAMS)
 {
-   ASSERT(dstFormat == &_mesa_texformat_rgb332);
-   ASSERT(dstFormat->TexelBytes == 1);
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
+
+   ASSERT(dstFormat == MESA_FORMAT_RGB332);
+   ASSERT(texelBytes == 1);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
@@ -2271,7 +2144,7 @@ _mesa_texstore_rgb332(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -2282,9 +2155,9 @@ _mesa_texstore_rgb332(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             for (col = 0; col < srcWidth; col++) {
                dstRow[col] = PACK_COLOR_332( CHAN_TO_UBYTE(src[RCOMP]),
@@ -2304,13 +2177,16 @@ _mesa_texstore_rgb332(TEXSTORE_PARAMS)
 /**
  * Texstore for _mesa_texformat_a8, _mesa_texformat_l8, _mesa_texformat_i8.
  */
-GLboolean
+static GLboolean
 _mesa_texstore_a8(TEXSTORE_PARAMS)
 {
-   ASSERT(dstFormat == &_mesa_texformat_a8 ||
-          dstFormat == &_mesa_texformat_l8 ||
-          dstFormat == &_mesa_texformat_i8);
-   ASSERT(dstFormat->TexelBytes == 1);
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
+
+   ASSERT(dstFormat == MESA_FORMAT_A8 ||
+          dstFormat == MESA_FORMAT_L8 ||
+          dstFormat == MESA_FORMAT_I8);
+   ASSERT(texelBytes == 1);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
@@ -2333,7 +2209,7 @@ _mesa_texstore_a8(TEXSTORE_PARAMS)
 
       /* dstmap - how to swizzle from RGBA to dst format:
        */
-      if (dstFormat == &_mesa_texformat_a8) {
+      if (dstFormat == MESA_FORMAT_A8) {
 	 dstmap[0] = 3;
       }
       else {
@@ -2357,7 +2233,7 @@ _mesa_texstore_a8(TEXSTORE_PARAMS)
       /* general path */
       const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -2368,9 +2244,9 @@ _mesa_texstore_a8(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             for (col = 0; col < srcWidth; col++) {
                dstRow[col] = CHAN_TO_UBYTE(src[col]);
@@ -2386,12 +2262,14 @@ _mesa_texstore_a8(TEXSTORE_PARAMS)
 
 
 
-GLboolean
+static GLboolean
 _mesa_texstore_ci8(TEXSTORE_PARAMS)
 {
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+
    (void) dims; (void) baseInternalFormat;
-   ASSERT(dstFormat == &_mesa_texformat_ci8);
-   ASSERT(dstFormat->TexelBytes == 1);
+   ASSERT(dstFormat == MESA_FORMAT_CI8);
+   ASSERT(texelBytes == 1);
    ASSERT(baseInternalFormat == GL_COLOR_INDEX);
 
    if (!ctx->_ImageTransferState &&
@@ -2411,9 +2289,9 @@ _mesa_texstore_ci8(TEXSTORE_PARAMS)
       GLint img, row;
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             const GLvoid *src = _mesa_image_address(dims, srcPacking,
                 srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, row, 0);
@@ -2429,17 +2307,19 @@ _mesa_texstore_ci8(TEXSTORE_PARAMS)
 
 
 /**
- * Texstore for _mesa_texformat_ycbcr or _mesa_texformat_ycbcr_rev.
+ * Texstore for _mesa_texformat_ycbcr or _mesa_texformat_ycbcr_REV.
  */
-GLboolean
+static GLboolean
 _mesa_texstore_ycbcr(TEXSTORE_PARAMS)
 {
    const GLboolean littleEndian = _mesa_little_endian();
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+
    (void) ctx; (void) dims; (void) baseInternalFormat;
 
-   ASSERT((dstFormat == &_mesa_texformat_ycbcr) ||
-          (dstFormat == &_mesa_texformat_ycbcr_rev));
-   ASSERT(dstFormat->TexelBytes == 2);
+   ASSERT((dstFormat == MESA_FORMAT_YCBCR) ||
+          (dstFormat == MESA_FORMAT_YCBCR_REV));
+   ASSERT(texelBytes == 2);
    ASSERT(ctx->Extensions.MESA_ycbcr_texture);
    ASSERT(srcFormat == GL_YCBCR_MESA);
    ASSERT((srcType == GL_UNSIGNED_SHORT_8_8_MESA) ||
@@ -2458,14 +2338,14 @@ _mesa_texstore_ycbcr(TEXSTORE_PARAMS)
    /* XXX the logic here _might_ be wrong */
    if (srcPacking->SwapBytes ^
        (srcType == GL_UNSIGNED_SHORT_8_8_REV_MESA) ^
-       (dstFormat == &_mesa_texformat_ycbcr_rev) ^
+       (dstFormat == MESA_FORMAT_YCBCR_REV) ^
        !littleEndian) {
       GLint img, row;
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             _mesa_swap2((GLushort *) dstRow, srcWidth);
             dstRow += dstRowStride;
@@ -2475,13 +2355,14 @@ _mesa_texstore_ycbcr(TEXSTORE_PARAMS)
    return GL_TRUE;
 }
 
-GLboolean
+static GLboolean
 _mesa_texstore_dudv8(TEXSTORE_PARAMS)
 {
    const GLboolean littleEndian = _mesa_little_endian();
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
 
-   ASSERT(dstFormat == &_mesa_texformat_dudv8);
-   ASSERT(dstFormat->TexelBytes == 2);
+   ASSERT(dstFormat == MESA_FORMAT_DUDV8);
+   ASSERT(texelBytes == 2);
    ASSERT(ctx->Extensions.ATI_envmap_bumpmap);
    ASSERT((srcFormat == GL_DU8DV8_ATI) ||
 	  (srcFormat == GL_DUDV_ATI));
@@ -2527,8 +2408,8 @@ _mesa_texstore_dudv8(TEXSTORE_PARAMS)
    else {
       /* general path - note this is defined for 2d textures only */
       const GLint components = _mesa_components_in_format(baseInternalFormat);
-      const GLint srcStride = _mesa_image_row_stride(srcPacking,
-                                                 srcWidth, srcFormat, srcType);
+      const GLint srcStride = _mesa_image_row_stride(srcPacking, srcWidth,
+                                                     srcFormat, srcType);
       GLbyte *tempImage, *dst, *src;
       GLint row;
 
@@ -2554,11 +2435,11 @@ _mesa_texstore_dudv8(TEXSTORE_PARAMS)
       src = tempImage;
       dst = (GLbyte *) dstAddr
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
       for (row = 0; row < srcHeight; row++) {
-         memcpy(dst, src, srcWidth * dstFormat->TexelBytes);
+         memcpy(dst, src, srcWidth * texelBytes);
          dst += dstRowStride;
-         src += srcWidth * dstFormat->TexelBytes;
+         src += srcWidth * texelBytes;
       }
       _mesa_free((void *) tempImage);
    }
@@ -2568,18 +2449,20 @@ _mesa_texstore_dudv8(TEXSTORE_PARAMS)
 /**
  * Store a texture in MESA_FORMAT_SIGNED_RGBA8888 or MESA_FORMAT_SIGNED_RGBA8888_REV
  */
-GLboolean
+static GLboolean
 _mesa_texstore_signed_rgba8888(TEXSTORE_PARAMS)
 {
    const GLboolean littleEndian = _mesa_little_endian();
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
 
-   ASSERT(dstFormat == &_mesa_texformat_signed_rgba8888 ||
-          dstFormat == &_mesa_texformat_signed_rgba8888_rev);
-   ASSERT(dstFormat->TexelBytes == 4);
+   ASSERT(dstFormat == MESA_FORMAT_SIGNED_RGBA8888 ||
+          dstFormat == MESA_FORMAT_SIGNED_RGBA8888_REV);
+   ASSERT(texelBytes == 4);
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_signed_rgba8888 &&
+       dstFormat == MESA_FORMAT_SIGNED_RGBA8888 &&
        baseInternalFormat == GL_RGBA &&
       ((srcFormat == GL_RGBA && srcType == GL_BYTE && !littleEndian) ||
        (srcFormat == GL_ABGR_EXT && srcType == GL_BYTE && littleEndian))) {
@@ -2593,7 +2476,7 @@ _mesa_texstore_signed_rgba8888(TEXSTORE_PARAMS)
    }
    else if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
-       dstFormat == &_mesa_texformat_signed_rgba8888_rev &&
+       dstFormat == MESA_FORMAT_SIGNED_RGBA8888_REV &&
        baseInternalFormat == GL_RGBA &&
       ((srcFormat == GL_RGBA && srcType == GL_BYTE && littleEndian) ||
        (srcFormat == GL_ABGR_EXT && srcType == GL_BYTE && !littleEndian))) {
@@ -2614,8 +2497,8 @@ _mesa_texstore_signed_rgba8888(TEXSTORE_PARAMS)
 
       /* dstmap - how to swizzle from RGBA to dst format:
        */
-      if ((littleEndian && dstFormat == &_mesa_texformat_signed_rgba8888) ||
-	  (!littleEndian && dstFormat == &_mesa_texformat_signed_rgba8888_rev)) {
+      if ((littleEndian && dstFormat == MESA_FORMAT_SIGNED_RGBA8888) ||
+	  (!littleEndian && dstFormat == MESA_FORMAT_SIGNED_RGBA8888_REV)) {
 	 dstmap[3] = 0;
 	 dstmap[2] = 1;
 	 dstmap[1] = 2;
@@ -2642,7 +2525,7 @@ _mesa_texstore_signed_rgba8888(TEXSTORE_PARAMS)
       /* general path */
       const GLfloat *tempImage = make_temp_float_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -2653,12 +2536,12 @@ _mesa_texstore_signed_rgba8888(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLuint *dstUI = (GLuint *) dstRow;
-            if (dstFormat == &_mesa_texformat_signed_rgba8888) {
+            if (dstFormat == MESA_FORMAT_SIGNED_RGBA8888) {
                for (col = 0; col < srcWidth; col++) {
                   dstUI[col] = PACK_COLOR_8888( FLOAT_TO_BYTE_TEX(srcRow[RCOMP]),
                                                 FLOAT_TO_BYTE_TEX(srcRow[GCOMP]),
@@ -2687,7 +2570,7 @@ _mesa_texstore_signed_rgba8888(TEXSTORE_PARAMS)
 /**
  * Store a combined depth/stencil texture image.
  */
-GLboolean
+static GLboolean
 _mesa_texstore_z24_s8(TEXSTORE_PARAMS)
 {
    const GLfloat depthScale = (GLfloat) 0xffffff;
@@ -2696,7 +2579,7 @@ _mesa_texstore_z24_s8(TEXSTORE_PARAMS)
       / sizeof(GLuint);
    GLint img, row;
 
-   ASSERT(dstFormat == &_mesa_texformat_z24_s8);
+   ASSERT(dstFormat == MESA_FORMAT_Z24_S8);
    ASSERT(srcFormat == GL_DEPTH_STENCIL_EXT || srcFormat == GL_DEPTH_COMPONENT);
    ASSERT(srcFormat != GL_DEPTH_STENCIL_EXT || srcType == GL_UNSIGNED_INT_24_8_EXT);
 
@@ -2788,7 +2671,7 @@ _mesa_texstore_z24_s8(TEXSTORE_PARAMS)
 /**
  * Store a combined depth/stencil texture image.
  */
-GLboolean
+static GLboolean
 _mesa_texstore_s8_z24(TEXSTORE_PARAMS)
 {
    const GLuint depthScale = 0xffffff;
@@ -2797,7 +2680,7 @@ _mesa_texstore_s8_z24(TEXSTORE_PARAMS)
       / sizeof(GLuint);
    GLint img, row;
 
-   ASSERT(dstFormat == &_mesa_texformat_s8_z24);
+   ASSERT(dstFormat == MESA_FORMAT_S8_Z24);
    ASSERT(srcFormat == GL_DEPTH_STENCIL_EXT || srcFormat == GL_DEPTH_COMPONENT);
    ASSERT(srcFormat != GL_DEPTH_STENCIL_EXT || srcType == GL_UNSIGNED_INT_24_8_EXT);
 
@@ -2877,24 +2760,26 @@ _mesa_texstore_s8_z24(TEXSTORE_PARAMS)
  *   _mesa_texformat_luminance_alpha_float32
  *   _mesa_texformat_intensity_float32
  */
-GLboolean
+static GLboolean
 _mesa_texstore_rgba_float32(TEXSTORE_PARAMS)
 {
-   const GLint components = _mesa_components_in_format(dstFormat->BaseFormat);
-
-   ASSERT(dstFormat == &_mesa_texformat_rgba_float32 ||
-          dstFormat == &_mesa_texformat_rgb_float32 ||
-          dstFormat == &_mesa_texformat_alpha_float32 ||
-          dstFormat == &_mesa_texformat_luminance_float32 ||
-          dstFormat == &_mesa_texformat_luminance_alpha_float32 ||
-          dstFormat == &_mesa_texformat_intensity_float32);
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
+   const GLint components = _mesa_components_in_format(baseFormat);
+
+   ASSERT(dstFormat == MESA_FORMAT_RGBA_FLOAT32 ||
+          dstFormat == MESA_FORMAT_RGB_FLOAT32 ||
+          dstFormat == MESA_FORMAT_ALPHA_FLOAT32 ||
+          dstFormat == MESA_FORMAT_LUMINANCE_FLOAT32 ||
+          dstFormat == MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32 ||
+          dstFormat == MESA_FORMAT_INTENSITY_FLOAT32);
    ASSERT(baseInternalFormat == GL_RGBA ||
           baseInternalFormat == GL_RGB ||
           baseInternalFormat == GL_ALPHA ||
           baseInternalFormat == GL_LUMINANCE ||
           baseInternalFormat == GL_LUMINANCE_ALPHA ||
           baseInternalFormat == GL_INTENSITY);
-   ASSERT(dstFormat->TexelBytes == components * sizeof(GLfloat));
+   ASSERT(texelBytes == components * sizeof(GLfloat));
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
@@ -2912,7 +2797,7 @@ _mesa_texstore_rgba_float32(TEXSTORE_PARAMS)
       /* general path */
       const GLfloat *tempImage = make_temp_float_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -2925,9 +2810,9 @@ _mesa_texstore_rgba_float32(TEXSTORE_PARAMS)
       bytesPerRow = srcWidth * components * sizeof(GLfloat);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             _mesa_memcpy(dstRow, srcRow, bytesPerRow);
             dstRow += dstRowStride;
@@ -2944,24 +2829,26 @@ _mesa_texstore_rgba_float32(TEXSTORE_PARAMS)
 /**
  * As above, but store 16-bit floats.
  */
-GLboolean
+static GLboolean
 _mesa_texstore_rgba_float16(TEXSTORE_PARAMS)
 {
-   const GLint components = _mesa_components_in_format(dstFormat->BaseFormat);
-
-   ASSERT(dstFormat == &_mesa_texformat_rgba_float16 ||
-          dstFormat == &_mesa_texformat_rgb_float16 ||
-          dstFormat == &_mesa_texformat_alpha_float16 ||
-          dstFormat == &_mesa_texformat_luminance_float16 ||
-          dstFormat == &_mesa_texformat_luminance_alpha_float16 ||
-          dstFormat == &_mesa_texformat_intensity_float16);
+   const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+   const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
+   const GLint components = _mesa_components_in_format(baseFormat);
+
+   ASSERT(dstFormat == MESA_FORMAT_RGBA_FLOAT16 ||
+          dstFormat == MESA_FORMAT_RGB_FLOAT16 ||
+          dstFormat == MESA_FORMAT_ALPHA_FLOAT16 ||
+          dstFormat == MESA_FORMAT_LUMINANCE_FLOAT16 ||
+          dstFormat == MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16 ||
+          dstFormat == MESA_FORMAT_INTENSITY_FLOAT16);
    ASSERT(baseInternalFormat == GL_RGBA ||
           baseInternalFormat == GL_RGB ||
           baseInternalFormat == GL_ALPHA ||
           baseInternalFormat == GL_LUMINANCE ||
           baseInternalFormat == GL_LUMINANCE_ALPHA ||
           baseInternalFormat == GL_INTENSITY);
-   ASSERT(dstFormat->TexelBytes == components * sizeof(GLhalfARB));
+   ASSERT(texelBytes == components * sizeof(GLhalfARB));
 
    if (!ctx->_ImageTransferState &&
        !srcPacking->SwapBytes &&
@@ -2979,7 +2866,7 @@ _mesa_texstore_rgba_float16(TEXSTORE_PARAMS)
       /* general path */
       const GLfloat *tempImage = make_temp_float_image(ctx, dims,
                                                  baseInternalFormat,
-                                                 dstFormat->BaseFormat,
+                                                 baseFormat,
                                                  srcWidth, srcHeight, srcDepth,
                                                  srcFormat, srcType, srcAddr,
                                                  srcPacking);
@@ -2990,9 +2877,9 @@ _mesa_texstore_rgba_float16(TEXSTORE_PARAMS)
       _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
       for (img = 0; img < srcDepth; img++) {
          GLubyte *dstRow = (GLubyte *) dstAddr
-            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstImageOffsets[dstZoffset + img] * texelBytes
             + dstYoffset * dstRowStride
-            + dstXoffset * dstFormat->TexelBytes;
+            + dstXoffset * texelBytes;
          for (row = 0; row < srcHeight; row++) {
             GLhalfARB *dstTexel = (GLhalfARB *) dstRow;
             GLint i;
@@ -3011,20 +2898,18 @@ _mesa_texstore_rgba_float16(TEXSTORE_PARAMS)
 
 
 #if FEATURE_EXT_texture_sRGB
-GLboolean
+static GLboolean
 _mesa_texstore_srgb8(TEXSTORE_PARAMS)
 {
-   const struct gl_texture_format *newDstFormat;
-   StoreTexImageFunc store;
+   gl_format newDstFormat;
    GLboolean k;
 
-   ASSERT(dstFormat == &_mesa_texformat_srgb8);
+   ASSERT(dstFormat == MESA_FORMAT_SRGB8);
 
    /* reuse normal rgb texstore code */
-   newDstFormat = &_mesa_texformat_rgb888;
-   store = _mesa_texstore_rgb888;
+   newDstFormat = MESA_FORMAT_RGB888;
 
-   k = store(ctx, dims, baseInternalFormat,
+   k = _mesa_texstore_rgb888(ctx, dims, baseInternalFormat,
              newDstFormat, dstAddr,
              dstXoffset, dstYoffset, dstZoffset,
              dstRowStride, dstImageOffsets,
@@ -3035,17 +2920,16 @@ _mesa_texstore_srgb8(TEXSTORE_PARAMS)
 }
 
 
-GLboolean
+static GLboolean
 _mesa_texstore_srgba8(TEXSTORE_PARAMS)
 {
-   const struct gl_texture_format *newDstFormat;
+   gl_format newDstFormat;
    GLboolean k;
 
-   ASSERT(dstFormat == &_mesa_texformat_srgba8);
+   ASSERT(dstFormat == MESA_FORMAT_SRGBA8);
 
    /* reuse normal rgba texstore code */
-   newDstFormat = &_mesa_texformat_rgba8888;
-
+   newDstFormat = MESA_FORMAT_RGBA8888;
    k = _mesa_texstore_rgba8888(ctx, dims, baseInternalFormat,
                                newDstFormat, dstAddr,
                                dstXoffset, dstYoffset, dstZoffset,
@@ -3057,16 +2941,16 @@ _mesa_texstore_srgba8(TEXSTORE_PARAMS)
 }
 
 
-GLboolean
+static GLboolean
 _mesa_texstore_sargb8(TEXSTORE_PARAMS)
 {
-   const struct gl_texture_format *newDstFormat;
+   gl_format newDstFormat;
    GLboolean k;
 
-   ASSERT(dstFormat == &_mesa_texformat_sargb8);
+   ASSERT(dstFormat == MESA_FORMAT_SARGB8);
 
    /* reuse normal rgba texstore code */
-   newDstFormat = &_mesa_texformat_argb8888;
+   newDstFormat = MESA_FORMAT_ARGB8888;
 
    k = _mesa_texstore_argb8888(ctx, dims, baseInternalFormat,
                                newDstFormat, dstAddr,
@@ -3079,15 +2963,15 @@ _mesa_texstore_sargb8(TEXSTORE_PARAMS)
 }
 
 
-GLboolean
+static GLboolean
 _mesa_texstore_sl8(TEXSTORE_PARAMS)
 {
-   const struct gl_texture_format *newDstFormat;
+   gl_format newDstFormat;
    GLboolean k;
 
-   ASSERT(dstFormat == &_mesa_texformat_sl8);
+   ASSERT(dstFormat == MESA_FORMAT_SL8);
 
-   newDstFormat = &_mesa_texformat_l8;
+   newDstFormat = MESA_FORMAT_L8;
 
    /* _mesa_textore_a8 handles luminance8 too */
    k = _mesa_texstore_a8(ctx, dims, baseInternalFormat,
@@ -3101,16 +2985,16 @@ _mesa_texstore_sl8(TEXSTORE_PARAMS)
 }
 
 
-GLboolean
+static GLboolean
 _mesa_texstore_sla8(TEXSTORE_PARAMS)
 {
-   const struct gl_texture_format *newDstFormat;
+   gl_format newDstFormat;
    GLboolean k;
 
-   ASSERT(dstFormat == &_mesa_texformat_sla8);
+   ASSERT(dstFormat == MESA_FORMAT_SLA8);
 
    /* reuse normal luminance/alpha texstore code */
-   newDstFormat = &_mesa_texformat_al88;
+   newDstFormat = MESA_FORMAT_AL88;
 
    k = _mesa_texstore_al88(ctx, dims, baseInternalFormat,
                            newDstFormat, dstAddr,
@@ -3125,6 +3009,122 @@ _mesa_texstore_sla8(TEXSTORE_PARAMS)
 #endif /* FEATURE_EXT_texture_sRGB */
 
 
+
+
+/**
+ * Table mapping MESA_FORMAT_8 to _mesa_texstore_*()
+ * XXX this is somewhat temporary.
+ */
+static struct {
+   gl_format Name;
+   StoreTexImageFunc Store;
+}
+texstore_funcs[MESA_FORMAT_COUNT] =
+{
+   { MESA_FORMAT_NONE, NULL },
+   { MESA_FORMAT_RGBA8888, _mesa_texstore_rgba8888 },
+   { MESA_FORMAT_RGBA8888_REV, _mesa_texstore_rgba8888 },
+   { MESA_FORMAT_ARGB8888, _mesa_texstore_argb8888 },
+   { MESA_FORMAT_ARGB8888_REV, _mesa_texstore_argb8888 },
+   { MESA_FORMAT_XRGB8888, _mesa_texstore_argb8888 },
+   { MESA_FORMAT_RGB888, _mesa_texstore_rgb888 },
+   { MESA_FORMAT_BGR888, _mesa_texstore_bgr888 },
+   { MESA_FORMAT_RGB565, _mesa_texstore_rgb565 },
+   { MESA_FORMAT_RGB565_REV, _mesa_texstore_rgb565 },
+   { MESA_FORMAT_ARGB4444, _mesa_texstore_argb4444 },
+   { MESA_FORMAT_ARGB4444_REV, _mesa_texstore_argb4444 },
+   { MESA_FORMAT_RGBA5551, _mesa_texstore_rgba5551 },
+   { MESA_FORMAT_ARGB1555, _mesa_texstore_argb1555 },
+   { MESA_FORMAT_ARGB1555_REV, _mesa_texstore_argb1555 },
+   { MESA_FORMAT_AL88, _mesa_texstore_al88 },
+   { MESA_FORMAT_AL88_REV, _mesa_texstore_al88 },
+   { MESA_FORMAT_RGB332, _mesa_texstore_rgb332 },
+   { MESA_FORMAT_A8, _mesa_texstore_a8 },
+   { MESA_FORMAT_L8, _mesa_texstore_a8 },
+   { MESA_FORMAT_I8, _mesa_texstore_a8 },
+   { MESA_FORMAT_CI8, _mesa_texstore_ci8 },
+   { MESA_FORMAT_YCBCR, _mesa_texstore_ycbcr },
+   { MESA_FORMAT_YCBCR_REV, _mesa_texstore_ycbcr },
+   { MESA_FORMAT_Z24_S8, _mesa_texstore_z24_s8 },
+   { MESA_FORMAT_S8_Z24, _mesa_texstore_s8_z24 },
+   { MESA_FORMAT_Z16, _mesa_texstore_z16 },
+   { MESA_FORMAT_X8_Z24, _mesa_texstore_x8_z24 },
+   { MESA_FORMAT_Z32, _mesa_texstore_z32 },
+   { MESA_FORMAT_S8, NULL/*_mesa_texstore_s8*/ },
+   { MESA_FORMAT_SRGB8, _mesa_texstore_srgb8 },
+   { MESA_FORMAT_SRGBA8, _mesa_texstore_srgba8 },
+   { MESA_FORMAT_SARGB8, _mesa_texstore_sargb8 },
+   { MESA_FORMAT_SL8, _mesa_texstore_sl8 },
+   { MESA_FORMAT_SLA8, _mesa_texstore_sla8 },
+   { MESA_FORMAT_SRGB_DXT1, _mesa_texstore_rgb_dxt1 },
+   { MESA_FORMAT_SRGBA_DXT1, _mesa_texstore_rgba_dxt1 },
+   { MESA_FORMAT_SRGBA_DXT3, _mesa_texstore_rgba_dxt3 },
+   { MESA_FORMAT_SRGBA_DXT5, _mesa_texstore_rgba_dxt5 },
+   { MESA_FORMAT_RGB_FXT1, _mesa_texstore_rgb_fxt1 },
+   { MESA_FORMAT_RGBA_FXT1, _mesa_texstore_rgba_fxt1 },
+   { MESA_FORMAT_RGB_DXT1, _mesa_texstore_rgb_dxt1 },
+   { MESA_FORMAT_RGBA_DXT1, _mesa_texstore_rgba_dxt1 },
+   { MESA_FORMAT_RGBA_DXT3, _mesa_texstore_rgba_dxt3 },
+   { MESA_FORMAT_RGBA_DXT5, _mesa_texstore_rgba_dxt5 },
+   { MESA_FORMAT_RGBA_FLOAT32, _mesa_texstore_rgba_float32 },
+   { MESA_FORMAT_RGBA_FLOAT16, _mesa_texstore_rgba_float16 },
+   { MESA_FORMAT_RGB_FLOAT32, _mesa_texstore_rgba_float32 },
+   { MESA_FORMAT_RGB_FLOAT16, _mesa_texstore_rgba_float16 },
+   { MESA_FORMAT_ALPHA_FLOAT32, _mesa_texstore_rgba_float32 },
+   { MESA_FORMAT_ALPHA_FLOAT16, _mesa_texstore_rgba_float16 },
+   { MESA_FORMAT_LUMINANCE_FLOAT32, _mesa_texstore_rgba_float32 },
+   { MESA_FORMAT_LUMINANCE_FLOAT16, _mesa_texstore_rgba_float16 },
+   { MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32, _mesa_texstore_rgba_float32 },
+   { MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16, _mesa_texstore_rgba_float16 },
+   { MESA_FORMAT_INTENSITY_FLOAT32, _mesa_texstore_rgba_float32 },
+   { MESA_FORMAT_INTENSITY_FLOAT16, _mesa_texstore_rgba_float16 },
+   { MESA_FORMAT_DUDV8, _mesa_texstore_dudv8 },
+   { MESA_FORMAT_SIGNED_RGBA8888, _mesa_texstore_signed_rgba8888 },
+   { MESA_FORMAT_SIGNED_RGBA8888_REV, _mesa_texstore_signed_rgba8888 },
+   { MESA_FORMAT_SIGNED_RGBA_16, NULL },
+};
+
+
+/**
+ * Return the StoreTexImageFunc pointer to store an image in the given format.
+ */
+static StoreTexImageFunc
+_mesa_get_texstore_func(gl_format format)
+{
+   GLuint i;
+#ifdef DEBUG
+   for (i = 0; i < MESA_FORMAT_COUNT; i++) {
+      ASSERT(texstore_funcs[i].Name == i);
+   }
+#endif
+   ASSERT(texstore_funcs[format].Name == format);
+   return texstore_funcs[format].Store;
+}
+
+
+/**
+ * Store user data into texture memory.
+ * Called via glTex[Sub]Image1/2/3D()
+ */
+GLboolean
+_mesa_texstore(TEXSTORE_PARAMS)
+{
+   StoreTexImageFunc storeImage;
+   GLboolean success;
+
+   storeImage = _mesa_get_texstore_func(dstFormat);
+
+   assert(storeImage);
+
+   success = storeImage(ctx, dims, baseInternalFormat,
+                        dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
+                        dstRowStride, dstImageOffsets,
+                        srcWidth, srcHeight, srcDepth,
+                        srcFormat, srcType, srcAddr, srcPacking);
+   return success;
+}
+
+
 /**
  * Check if an unpack PBO is active prior to fetching a texture image.
  * If so, do bounds checking and map the buffer into main memory.
@@ -3213,113 +3213,23 @@ _mesa_unmap_teximage_pbo(GLcontext *ctx,
 }
 
 
-
-/**
- * Adaptor for fetching a GLchan texel from a float-valued texture.
- */
-static void
-fetch_texel_float_to_chan(const struct gl_texture_image *texImage,
-                          GLint i, GLint j, GLint k, GLchan *texelOut)
+/** Return texture size in bytes */
+static GLuint
+texture_size(const struct gl_texture_image *texImage)
 {
-   GLfloat temp[4];
-   ASSERT(texImage->FetchTexelf);
-   texImage->FetchTexelf(texImage, i, j, k, temp);
-   if (texImage->TexFormat->BaseFormat == GL_DEPTH_COMPONENT ||
-       texImage->TexFormat->BaseFormat == GL_DEPTH_STENCIL_EXT) {
-      /* just one channel */
-      UNCLAMPED_FLOAT_TO_CHAN(texelOut[0], temp[0]);
-   }
-   else {
-      /* four channels */
-      UNCLAMPED_FLOAT_TO_CHAN(texelOut[0], temp[0]);
-      UNCLAMPED_FLOAT_TO_CHAN(texelOut[1], temp[1]);
-      UNCLAMPED_FLOAT_TO_CHAN(texelOut[2], temp[2]);
-      UNCLAMPED_FLOAT_TO_CHAN(texelOut[3], temp[3]);
-   }
-}
-
-
-/**
- * Adaptor for fetching a float texel from a GLchan-valued texture.
- */
-static void
-fetch_texel_chan_to_float(const struct gl_texture_image *texImage,
-                          GLint i, GLint j, GLint k, GLfloat *texelOut)
-{
-   GLchan temp[4];
-   ASSERT(texImage->FetchTexelc);
-   texImage->FetchTexelc(texImage, i, j, k, temp);
-   if (texImage->TexFormat->BaseFormat == GL_DEPTH_COMPONENT ||
-       texImage->TexFormat->BaseFormat == GL_DEPTH_STENCIL_EXT) {
-      /* just one channel */
-      texelOut[0] = CHAN_TO_FLOAT(temp[0]);
-   }
-   else {
-      /* four channels */
-      texelOut[0] = CHAN_TO_FLOAT(temp[0]);
-      texelOut[1] = CHAN_TO_FLOAT(temp[1]);
-      texelOut[2] = CHAN_TO_FLOAT(temp[2]);
-      texelOut[3] = CHAN_TO_FLOAT(temp[3]);
-   }
-}
-
-
-/**
- * Initialize the texture image's FetchTexelc and FetchTexelf methods.
- */
-void
-_mesa_set_fetch_functions(struct gl_texture_image *texImage, GLuint dims)
-{
-   ASSERT(dims == 1 || dims == 2 || dims == 3);
-   ASSERT(texImage->TexFormat);
-
-   switch (dims) {
-   case 1:
-      texImage->FetchTexelc = texImage->TexFormat->FetchTexel1D;
-      texImage->FetchTexelf = texImage->TexFormat->FetchTexel1Df;
-      break;
-   case 2:
-      texImage->FetchTexelc = texImage->TexFormat->FetchTexel2D;
-      texImage->FetchTexelf = texImage->TexFormat->FetchTexel2Df;
-      break;
-   case 3:
-      texImage->FetchTexelc = texImage->TexFormat->FetchTexel3D;
-      texImage->FetchTexelf = texImage->TexFormat->FetchTexel3Df;
-      break;
-   default:
-      ;
-   }
-
-   /* now check if we need to use a float/chan adaptor */
-   if (!texImage->FetchTexelc) {
-      texImage->FetchTexelc = fetch_texel_float_to_chan;
-   }
-   else if (!texImage->FetchTexelf) {
-      texImage->FetchTexelf = fetch_texel_chan_to_float;
-   }
-
-
-   ASSERT(texImage->FetchTexelc);
-   ASSERT(texImage->FetchTexelf);
+   GLuint sz = _mesa_format_image_size(texImage->TexFormat, texImage->Width,
+                                       texImage->Height, texImage->Depth);
+   return sz;
 }
 
 
-static void
-compute_texture_size(GLcontext *ctx, struct gl_texture_image *texImage)
+/** Return row stride in bytes */
+static GLuint
+texture_row_stride(const struct gl_texture_image *texImage)
 {
-   if (texImage->TexFormat->TexelBytes == 0) {
-      /* must be a compressed format */
-      texImage->IsCompressed = GL_TRUE;
-      texImage->CompressedSize =
-         ctx->Driver.CompressedTextureSize(ctx, texImage->Width,
-                                           texImage->Height, texImage->Depth,
-                                           texImage->TexFormat->MesaFormat);
-   }
-   else {
-      /* non-compressed format */
-      texImage->IsCompressed = GL_FALSE;
-      texImage->CompressedSize = 0;
-   }
+   GLuint stride = _mesa_format_row_stride(texImage->TexFormat,
+                                           texImage->Width);
+   return stride;
 }
 
 
@@ -3341,21 +3251,11 @@ _mesa_store_teximage1d(GLcontext *ctx, GLenum target, GLint level,
                        struct gl_texture_object *texObj,
                        struct gl_texture_image *texImage)
 {
-   GLint sizeInBytes;
+   GLuint sizeInBytes;
    (void) border;
 
-   texImage->TexFormat
-      = ctx->Driver.ChooseTextureFormat(ctx, internalFormat, format, type);
-   ASSERT(texImage->TexFormat);
-
-   _mesa_set_fetch_functions(texImage, 1);
-   compute_texture_size(ctx, texImage);
-
    /* allocate memory */
-   if (texImage->IsCompressed)
-      sizeInBytes = texImage->CompressedSize;
-   else
-      sizeInBytes = texImage->Width * texImage->TexFormat->TexelBytes;
+   sizeInBytes = texture_size(texImage);
    texImage->Data = _mesa_alloc_texmemory(sizeInBytes);
    if (!texImage->Data) {
       _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage1D");
@@ -3372,16 +3272,14 @@ _mesa_store_teximage1d(GLcontext *ctx, GLenum target, GLint level,
    }
    else {
       const GLint dstRowStride = 0;
-      GLboolean success;
-      ASSERT(texImage->TexFormat->StoreImage);
-      success = texImage->TexFormat->StoreImage(ctx, 1, texImage->_BaseFormat,
-                                                texImage->TexFormat,
-                                                texImage->Data,
-                                                0, 0, 0,  /* dstX/Y/Zoffset */
-                                                dstRowStride,
-                                                texImage->ImageOffsets,
-                                                width, 1, 1,
-                                                format, type, pixels, packing);
+      GLboolean success = _mesa_texstore(ctx, 1, texImage->_BaseFormat,
+                                         texImage->TexFormat,
+                                         texImage->Data,
+                                         0, 0, 0,  /* dstX/Y/Zoffset */
+                                         dstRowStride,
+                                         texImage->ImageOffsets,
+                                         width, 1, 1,
+                                         format, type, pixels, packing);
       if (!success) {
          _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage1D");
       }
@@ -3410,23 +3308,11 @@ _mesa_store_teximage2d(GLcontext *ctx, GLenum target, GLint level,
                        struct gl_texture_object *texObj,
                        struct gl_texture_image *texImage)
 {
-   GLint texelBytes, sizeInBytes;
+   GLuint sizeInBytes;
    (void) border;
 
-   texImage->TexFormat
-      = ctx->Driver.ChooseTextureFormat(ctx, internalFormat, format, type);
-   ASSERT(texImage->TexFormat);
-
-   _mesa_set_fetch_functions(texImage, 2);
-   compute_texture_size(ctx, texImage);
-
-   texelBytes = texImage->TexFormat->TexelBytes;
-
    /* allocate memory */
-   if (texImage->IsCompressed)
-      sizeInBytes = texImage->CompressedSize;
-   else
-      sizeInBytes = texImage->Width * texImage->Height * texelBytes;
+   sizeInBytes = texture_size(texImage);
    texImage->Data = _mesa_alloc_texmemory(sizeInBytes);
    if (!texImage->Data) {
       _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D");
@@ -3442,24 +3328,15 @@ _mesa_store_teximage2d(GLcontext *ctx, GLenum target, GLint level,
       return;
    }
    else {
-      GLint dstRowStride;
-      GLboolean success;
-      if (texImage->IsCompressed) {
-         dstRowStride
-            = _mesa_compressed_row_stride(texImage->TexFormat->MesaFormat, width);
-      }
-      else {
-         dstRowStride = texImage->RowStride * texImage->TexFormat->TexelBytes;
-      }
-      ASSERT(texImage->TexFormat->StoreImage);
-      success = texImage->TexFormat->StoreImage(ctx, 2, texImage->_BaseFormat,
-                                                texImage->TexFormat,
-                                                texImage->Data,
-                                                0, 0, 0,  /* dstX/Y/Zoffset */
-                                                dstRowStride,
-                                                texImage->ImageOffsets,
-                                                width, height, 1,
-                                                format, type, pixels, packing);
+      GLint dstRowStride = texture_row_stride(texImage);
+      GLboolean success = _mesa_texstore(ctx, 2, texImage->_BaseFormat,
+                                         texImage->TexFormat,
+                                         texImage->Data,
+                                         0, 0, 0,  /* dstX/Y/Zoffset */
+                                         dstRowStride,
+                                         texImage->ImageOffsets,
+                                         width, height, 1,
+                                         format, type, pixels, packing);
       if (!success) {
          _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D");
       }
@@ -3484,23 +3361,11 @@ _mesa_store_teximage3d(GLcontext *ctx, GLenum target, GLint level,
                        struct gl_texture_object *texObj,
                        struct gl_texture_image *texImage)
 {
-   GLint texelBytes, sizeInBytes;
+   GLuint sizeInBytes;
    (void) border;
 
-   texImage->TexFormat
-      = ctx->Driver.ChooseTextureFormat(ctx, internalFormat, format, type);
-   ASSERT(texImage->TexFormat);
-
-   _mesa_set_fetch_functions(texImage, 3);
-   compute_texture_size(ctx, texImage);
-
-   texelBytes = texImage->TexFormat->TexelBytes;
-
    /* allocate memory */
-   if (texImage->IsCompressed)
-      sizeInBytes = texImage->CompressedSize;
-   else
-      sizeInBytes = width * height * depth * texelBytes;
+   sizeInBytes = texture_size(texImage);
    texImage->Data = _mesa_alloc_texmemory(sizeInBytes);
    if (!texImage->Data) {
       _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage3D");
@@ -3516,24 +3381,15 @@ _mesa_store_teximage3d(GLcontext *ctx, GLenum target, GLint level,
       return;
    }
    else {
-      GLint dstRowStride;
-      GLboolean success;
-      if (texImage->IsCompressed) {
-         dstRowStride
-            = _mesa_compressed_row_stride(texImage->TexFormat->MesaFormat, width);
-      }
-      else {
-         dstRowStride = texImage->RowStride * texImage->TexFormat->TexelBytes;
-      }
-      ASSERT(texImage->TexFormat->StoreImage);
-      success = texImage->TexFormat->StoreImage(ctx, 3, texImage->_BaseFormat,
-                                                texImage->TexFormat,
-                                                texImage->Data,
-                                                0, 0, 0,  /* dstX/Y/Zoffset */
-                                                dstRowStride,
-                                                texImage->ImageOffsets,
-                                                width, height, depth,
-                                                format, type, pixels, packing);
+      GLint dstRowStride = texture_row_stride(texImage);
+      GLboolean success = _mesa_texstore(ctx, 3, texImage->_BaseFormat,
+                                         texImage->TexFormat,
+                                         texImage->Data,
+                                         0, 0, 0,  /* dstX/Y/Zoffset */
+                                         dstRowStride,
+                                         texImage->ImageOffsets,
+                                         width, height, depth,
+                                         format, type, pixels, packing);
       if (!success) {
          _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage3D");
       }
@@ -3565,16 +3421,14 @@ _mesa_store_texsubimage1d(GLcontext *ctx, GLenum target, GLint level,
 
    {
       const GLint dstRowStride = 0;
-      GLboolean success;
-      ASSERT(texImage->TexFormat->StoreImage);
-      success = texImage->TexFormat->StoreImage(ctx, 1, texImage->_BaseFormat,
-                                                texImage->TexFormat,
-                                                texImage->Data,
-                                                xoffset, 0, 0,  /* offsets */
-                                                dstRowStride,
-                                                texImage->ImageOffsets,
-                                                width, 1, 1,
-                                                format, type, pixels, packing);
+      GLboolean success = _mesa_texstore(ctx, 1, texImage->_BaseFormat,
+                                         texImage->TexFormat,
+                                         texImage->Data,
+                                         xoffset, 0, 0,  /* offsets */
+                                         dstRowStride,
+                                         texImage->ImageOffsets,
+                                         width, 1, 1,
+                                         format, type, pixels, packing);
       if (!success) {
          _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage1D");
       }
@@ -3605,24 +3459,15 @@ _mesa_store_texsubimage2d(GLcontext *ctx, GLenum target, GLint level,
       return;
 
    {
-      GLint dstRowStride = 0;
-      GLboolean success;
-      if (texImage->IsCompressed) {
-         dstRowStride = _mesa_compressed_row_stride(texImage->TexFormat->MesaFormat,
-                                                    texImage->Width);
-      }
-      else {
-         dstRowStride = texImage->RowStride * texImage->TexFormat->TexelBytes;
-      }
-      ASSERT(texImage->TexFormat->StoreImage);
-      success = texImage->TexFormat->StoreImage(ctx, 2, texImage->_BaseFormat,
-                                                texImage->TexFormat,
-                                                texImage->Data,
-                                                xoffset, yoffset, 0,
-                                                dstRowStride,
-                                                texImage->ImageOffsets,
-                                                width, height, 1,
-                                                format, type, pixels, packing);
+      GLint dstRowStride = texture_row_stride(texImage);
+      GLboolean success = _mesa_texstore(ctx, 2, texImage->_BaseFormat,
+                                         texImage->TexFormat,
+                                         texImage->Data,
+                                         xoffset, yoffset, 0,
+                                         dstRowStride,
+                                         texImage->ImageOffsets,
+                                         width, height, 1,
+                                         format, type, pixels, packing);
       if (!success) {
          _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage2D");
       }
@@ -3653,24 +3498,15 @@ _mesa_store_texsubimage3d(GLcontext *ctx, GLenum target, GLint level,
       return;
 
    {
-      GLint dstRowStride;
-      GLboolean success;
-      if (texImage->IsCompressed) {
-         dstRowStride = _mesa_compressed_row_stride(texImage->TexFormat->MesaFormat,
-                                                    texImage->Width);
-      }
-      else {
-         dstRowStride = texImage->RowStride * texImage->TexFormat->TexelBytes;
-      }
-      ASSERT(texImage->TexFormat->StoreImage);
-      success = texImage->TexFormat->StoreImage(ctx, 3, texImage->_BaseFormat,
-                                                texImage->TexFormat,
-                                                texImage->Data,
-                                                xoffset, yoffset, zoffset,
-                                                dstRowStride,
-                                                texImage->ImageOffsets,
-                                                width, height, depth,
-                                                format, type, pixels, packing);
+      GLint dstRowStride = texture_row_stride(texImage);
+      GLboolean success = _mesa_texstore(ctx, 3, texImage->_BaseFormat,
+                                         texImage->TexFormat,
+                                         texImage->Data,
+                                         xoffset, yoffset, zoffset,
+                                         dstRowStride,
+                                         texImage->ImageOffsets,
+                                         width, height, depth,
+                                         format, type, pixels, packing);
       if (!success) {
          _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage3D");
       }
@@ -3726,13 +3562,6 @@ _mesa_store_compressed_teximage2d(GLcontext *ctx, GLenum target, GLint level,
    ASSERT(texImage->Depth == 1);
    ASSERT(texImage->Data == NULL); /* was freed in glCompressedTexImage2DARB */
 
-   texImage->TexFormat
-      = ctx->Driver.ChooseTextureFormat(ctx, internalFormat, 0, 0);
-   ASSERT(texImage->TexFormat);
-
-   _mesa_set_fetch_functions(texImage, 2);
-   compute_texture_size(ctx, texImage);
-
    /* allocate storage */
    texImage->Data = _mesa_alloc_texmemory(imageSize);
    if (!texImage->Data) {
@@ -3747,7 +3576,6 @@ _mesa_store_compressed_teximage2d(GLcontext *ctx, GLenum target, GLint level,
       return;
 
    /* copy the data */
-   ASSERT(texImage->CompressedSize == (GLuint) imageSize);
    MEMCPY(texImage->Data, data, imageSize);
 
    _mesa_unmap_teximage_pbo(ctx, &ctx->Unpack);
@@ -3820,15 +3648,20 @@ _mesa_store_compressed_texsubimage2d(GLcontext *ctx, GLenum target,
    GLint i, rows;
    GLubyte *dest;
    const GLubyte *src;
-   const GLuint mesaFormat = texImage->TexFormat->MesaFormat;
+   const gl_format texFormat = texImage->TexFormat;
+   const GLint destWidth = texImage->Width;
+   GLuint bw, bh;
+
+   _mesa_get_format_block_size(texFormat, &bw, &bh);
 
+   (void) level;
    (void) format;
 
    /* these should have been caught sooner */
-   ASSERT((width & 3) == 0 || width == 2 || width == 1);
-   ASSERT((height & 3) == 0 || height == 2 || height == 1);
-   ASSERT((xoffset & 3) == 0);
-   ASSERT((yoffset & 3) == 0);
+   ASSERT((width % bw) == 0 || width == 2 || width == 1);
+   ASSERT((height % bh) == 0 || height == 2 || height == 1);
+   ASSERT((xoffset % bw) == 0);
+   ASSERT((yoffset % bh) == 0);
 
    /* get pointer to src pixels (may be in a pbo which we'll map here) */
    data = _mesa_validate_pbo_compressed_teximage(ctx, imageSize, data,
@@ -3837,18 +3670,18 @@ _mesa_store_compressed_texsubimage2d(GLcontext *ctx, GLenum target,
    if (!data)
       return;
 
-   srcRowStride = _mesa_compressed_row_stride(mesaFormat, width);
+   srcRowStride = _mesa_format_row_stride(texFormat, width);
    src = (const GLubyte *) data;
 
-   destRowStride = _mesa_compressed_row_stride(mesaFormat, texImage->Width);
+   destRowStride = _mesa_format_row_stride(texFormat, destWidth);
    dest = _mesa_compressed_image_address(xoffset, yoffset, 0,
-                                         texImage->TexFormat->MesaFormat,
-                                         texImage->Width,
+                                         texFormat, destWidth,
                                          (GLubyte *) texImage->Data);
 
-   bytesPerRow = srcRowStride;
-   rows = height / 4;
+   bytesPerRow = srcRowStride;  /* bytes per row of blocks */
+   rows = height / bh;  /* rows in blocks */
 
+   /* copy rows of blocks */
    for (i = 0; i < rows; i++) {
       MEMCPY(dest, src, bytesPerRow);
       dest += destRowStride;
diff --git a/src/mesa/main/texstore.h b/src/mesa/main/texstore.h
index 313f2d6a598..3211086dd63 100644
--- a/src/mesa/main/texstore.h
+++ b/src/mesa/main/texstore.h
@@ -37,49 +37,40 @@
 
 
 #include "mtypes.h"
+#include "formats.h"
 
 
-extern GLboolean _mesa_texstore_rgba(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_color_index(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgba8888(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_argb8888(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgb888(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_bgr888(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgb565(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgb565_rev(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgba4444(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_argb4444(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_argb4444_rev(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgba5551(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_argb1555(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_argb1555_rev(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_al88(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_al88_rev(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgb332(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_a8(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_ci8(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_ycbcr(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_z24_s8(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_s8_z24(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_z16(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_z32(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgba_float32(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgba_float16(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgb_fxt1(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgba_fxt1(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgb_dxt1(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgba_dxt1(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgba_dxt3(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_rgba_dxt5(TEXSTORE_PARAMS);
-#if FEATURE_EXT_texture_sRGB
-extern GLboolean _mesa_texstore_srgb8(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_srgba8(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_sargb8(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_sl8(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_sla8(TEXSTORE_PARAMS);
-#endif
-extern GLboolean _mesa_texstore_dudv8(TEXSTORE_PARAMS);
-extern GLboolean _mesa_texstore_signed_rgba8888(TEXSTORE_PARAMS);
+/**
+ * This macro defines the (many) parameters to the texstore functions.
+ * \param dims  either 1 or 2 or 3
+ * \param baseInternalFormat  user-specified base internal format
+ * \param dstFormat  destination Mesa texture format
+ * \param dstAddr  destination image address
+ * \param dstX/Y/Zoffset  destination x/y/z offset (ala TexSubImage), in texels
+ * \param dstRowStride  destination image row stride, in bytes
+ * \param dstImageOffsets  offset of each 2D slice within 3D texture, in texels
+ * \param srcWidth/Height/Depth  source image size, in pixels
+ * \param srcFormat  incoming image format
+ * \param srcType  incoming image data type
+ * \param srcAddr  source image address
+ * \param srcPacking  source image packing parameters
+ */
+#define TEXSTORE_PARAMS \
+	GLcontext *ctx, GLuint dims, \
+	GLenum baseInternalFormat, \
+	gl_format dstFormat, \
+	GLvoid *dstAddr, \
+	GLint dstXoffset, GLint dstYoffset, GLint dstZoffset, \
+	GLint dstRowStride, const GLuint *dstImageOffsets, \
+	GLint srcWidth, GLint srcHeight, GLint srcDepth, \
+	GLenum srcFormat, GLenum srcType, \
+	const GLvoid *srcAddr, \
+	const struct gl_pixelstore_attrib *srcPacking
+
+
+extern GLboolean
+_mesa_texstore(TEXSTORE_PARAMS);
+
 
 extern GLchan *
 _mesa_make_temp_chan_image(GLcontext *ctx, GLuint dims,
@@ -92,10 +83,6 @@ _mesa_make_temp_chan_image(GLcontext *ctx, GLuint dims,
 
 
 extern void
-_mesa_set_fetch_functions(struct gl_texture_image *texImage, GLuint dims);
-
-
-extern void
 _mesa_store_teximage1d(GLcontext *ctx, GLenum target, GLint level,
                        GLint internalFormat,
                        GLint width, GLint border,