diff --git a/include/ui/EGLDisplaySurface.h b/include/ui/EGLDisplaySurface.h
new file mode 100644
index 0000000..a9cfd5a
--- /dev/null
+++ b/include/ui/EGLDisplaySurface.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_EGL_DISPLAY_SURFACE_H
+#define ANDROID_EGL_DISPLAY_SURFACE_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Timers.h>
+
+#include <ui/EGLNativeSurface.h>
+#include <ui/BlitHardware.h>
+
+#include <pixelflinger/pixelflinger.h>
+#include <linux/fb.h>
+
+// ---------------------------------------------------------------------------
+namespace android {
+// ---------------------------------------------------------------------------
+
+class Region;
+class Rect;
+
+class EGLDisplaySurface : public EGLNativeSurface<EGLDisplaySurface>
+{
+public:
+    EGLDisplaySurface();
+    ~EGLDisplaySurface();
+    
+    int32_t getPageFlipCount() const;
+    void    copyFrontToBack(const Region& copyback);
+    
+private:
+    static void         hook_incRef(NativeWindowType window);
+    static void         hook_decRef(NativeWindowType window);
+    static uint32_t     hook_swapBuffers(NativeWindowType window);
+    static void         hook_setSwapRectangle(NativeWindowType window, int l, int t, int w, int h);
+    static uint32_t     hook_nextBuffer(NativeWindowType window);
+     
+            uint32_t    swapBuffers();
+            uint32_t    nextBuffer();
+            void        setSwapRectangle(int l, int t, int w, int h);
+
+            status_t    mapFrameBuffer();
+
+            enum {
+                PAGE_FLIP = 0x00000001
+            };
+    GGLSurface          mFb[2];
+    int                 mIndex;
+    uint32_t            mFlags;
+    size_t              mSize;
+    fb_var_screeninfo   mInfo;
+    fb_fix_screeninfo   mFinfo;
+    int32_t             mPageFlipCount;
+    nsecs_t             mTime;
+    int32_t             mSwapCount;
+    nsecs_t             mSleep;
+    uint32_t            mFeatureFlags;
+    copybit_t*          mBlitEngine;
+};
+
+// ---------------------------------------------------------------------------
+}; // namespace android
+// ---------------------------------------------------------------------------
+
+#endif // ANDROID_EGL_DISPLAY_SURFACE_H
+