Merge Xephyr-XV/GL stuff into master

32 files changed, 8061 insertions, 33 deletions

diff --git a/GL/glx/glxvisuals.c b/GL/glx/glxvisuals.c
index 0e9bdedec..46b380b3d 100644
--- a/GL/glx/glxvisuals.c
+++ b/GL/glx/glxvisuals.c
@@ -55,6 +55,7 @@
 
 void GlxWrapInitVisuals(miInitVisualsProcPtr *);
 
+extern Bool noGlxVisualInit;
 #include "glcontextmodes.h"
 
 struct ScreenVisualsRec {
@@ -452,14 +453,15 @@ Bool GlxInitVisuals(VisualPtr *visualp, DepthPtr *depthp,
     /*
      * Setup the visuals supported by this particular screen.
      */
+    if (!noGlxVisualInit) {
         init_visuals(nvisualp, visualp, defaultVisp,
                      *ndepthp, *depthp, *rootDepthp);
+    }
 
 
     return True;
 }
 
-
 /************************************************************************/
 
 
diff --git a/configure.ac b/configure.ac
index a5f18668f..ae1170a78 100644
--- a/configure.ac
+++ b/configure.ac
@@ -723,6 +723,7 @@ if test "x$XV" = xyes; then
 	AC_DEFINE(XV, 1, [Support Xv extension])
 	AC_DEFINE(XvExtension, 1, [Build Xv extension])
 	REQUIRED_MODULES="$REQUIRED_MODULES videoproto"
+        PKG_CHECK_MODULES(XV, [xv >= 0.22])
 else
 	XVMC=no
 fi
@@ -1842,6 +1843,13 @@ if test "$KDRIVE" = yes; then
     if test "x$XEPHYR" = xauto; then
         XEPHYR=$xephyr
     fi
+    XEPHYR_DRI=no
+    if test x$XEPHYR = xyes -a x$DRI = xyes; then
+        XEPHYR_DRI=yes
+    fi
+    if test x$XEPHYR_DRI = xyes ; then
+        AC_DEFINE(XEPHYR_DRI,1,[enable DRI extension in xephyr])
+    fi
 
     # Xephyr needs nanosleep() which is in librt on Solaris
     AC_CHECK_FUNC([nanosleep], [],
@@ -1861,9 +1869,9 @@ if test "$KDRIVE" = yes; then
     KDRIVE_OS_INC='-I$(top_srcdir)/hw/kdrive/linux'
     KDRIVE_INCS="$KDRIVE_PURE_INCS $KDRIVE_OS_INC"
     
-    KDRIVE_CFLAGS="$XSERVER_CFLAGS -DHAVE_KDRIVE_CONFIG_H $TSLIB_CFLAGS"
+    KDRIVE_CFLAGS="$XSERVER_CFLAGS -DHAVE_KDRIVE_CONFIG_H $TSLIB_CFLAGS $XV_CFLAGS"
 
-    KDRIVE_PURE_LIBS="$FIXES_LIB $XEXT_LIB $DBE_LIB $XTRAP_LIB $RECORD_LIB $GLX_LIBS $RENDER_LIB $RANDR_LIB $DAMAGE_LIB $MIEXT_SHADOW_LIB $MIEXT_DAMAGE_LIB $XI_LIB $XKB_LIB $XKB_STUB_LIB $COMPOSITE_LIB $XPSTUBS_LIB"
+    KDRIVE_PURE_LIBS="$FB_LIB $MI_LIB $FIXES_LIB $XEXT_LIB $DBE_LIB $XTRAP_LIB $RECORD_LIB $GLX_LIBS $XV_LIBS $RENDER_LIB $RANDR_LIB $DAMAGE_LIB $MIEXT_DAMAGE_LIB $MIEXT_SHADOW_LIB $XI_LIB $XKB_LIB $XKB_STUB_LIB $COMPOSITE_LIB $XPSTUBS_LIB $OS_LIB"
     KDRIVE_LIB='$(top_builddir)/hw/kdrive/src/libkdrive.a'
     case $host_os in
 	*linux*)
diff --git a/dix/extension.c b/dix/extension.c
index 186574d76..4c0c3d236 100644
--- a/dix/extension.c
+++ b/dix/extension.c
@@ -184,6 +184,8 @@ _X_EXPORT Bool AddExtensionAlias(char *alias, ExtensionEntry *ext)
     char *name;
     char **aliases;
 
+    if (!ext)
+        return FALSE ;
     aliases = (char **)xrealloc(ext->aliases,
 				(ext->num_aliases + 1) * sizeof(char *));
     if (!aliases)
diff --git a/exa/exa.c b/exa/exa.c
index 7ad226fba..1403d4fa3 100644
--- a/exa/exa.c
+++ b/exa/exa.c
@@ -722,6 +722,48 @@ exaDriverAlloc(void)
     return xcalloc(1, sizeof(ExaDriverRec));
 }
 
+static Bool
+exaDriverValidateEntryPoints (ExaDriverPtr  pExaDriver)
+{
+    Bool res=TRUE ;
+
+    if (!pExaDriver)
+        return FALSE ;
+
+    if (!pExaDriver->memoryBase) {
+        LogMessage(X_ERROR,
+                   "Exa: Exa::memoryBase member "
+                   "must be assigned to a value different from zero\n") ;
+        res = FALSE ;
+    }
+    if (!pExaDriver->memorySize) {
+        LogMessage(X_ERROR,
+                   "Exa: Exa::memorySize member must be different from zero\n") ;
+        res = FALSE ;
+    }
+    if (pExaDriver->offScreenBase > pExaDriver->memorySize) {
+        LogMessage(X_ERROR,
+                   "Exa: Exa::ffscreenBase must be <= pExaDriver->memorySize member\n") ;
+        res = FALSE ;
+    }
+    if (!pExaDriver->PrepareSolid) {
+        LogMessage(X_ERROR,
+                   "Exa: Exa::PrepareSolid member is required to be non NULL\n") ;
+        res = FALSE ;
+    }
+    if (!pExaDriver->PrepareCopy) {
+        LogMessage(X_ERROR,
+                   "Exa: Exa::PrepareCopy member is required to be non NULL\n") ;
+        res = FALSE ;
+    }
+    if (!pExaDriver->WaitMarker) {
+        LogMessage(X_ERROR,
+                   "Exa: Exa::WaitWarker member is required to be non NULL\n") ;
+        res = FALSE ;
+    }
+    return res ;
+}
+
 /**
  * @param pScreen screen being initialized
  * @param pScreenInfo EXA driver record
@@ -806,6 +848,12 @@ exaDriverInit (ScreenPtr		pScreen,
     {
         pScreenInfo->maxPitchPixels = pScreenInfo->maxX;
     }
+    if (!exaDriverValidateEntryPoints(pScreenInfo))
+    {
+	LogMessage(X_ERROR, "Exa(%d): EXA driver entry points validation failed\n",
+		   pScreen->myNum) ;
+	return FALSE ;
+    }
 
 #ifdef RENDER
     ps = GetPictureScreenIfSet(pScreen);
diff --git a/fb/fbcmap_mi.c b/fb/fbcmap_mi.c
index 58bcae3aa..188decd4c 100644
--- a/fb/fbcmap_mi.c
+++ b/fb/fbcmap_mi.c
@@ -103,6 +103,14 @@ fbSetVisualTypes (int depth, int visuals, int bitsPerRGB)
     return miSetVisualTypes(depth, visuals, bitsPerRGB, -1);
 }
 
+Bool
+fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB,
+                          Pixel redMask, Pixel greenMask, Pixel blueMask)
+{
+    return miSetVisualTypesAndMasks(depth, visuals, bitsPerRGB, -1,
+                                    redMask, greenMask, blueMask);
+}
+
 /*
  * Given a list of formats for a screen, create a list
  * of visuals and depths for the screen which coorespond to
diff --git a/hw/kdrive/ephyr/GL/internal/dri_interface.h b/hw/kdrive/ephyr/GL/internal/dri_interface.h
new file mode 100644
index 000000000..8d24e311f
--- /dev/null
+++ b/hw/kdrive/ephyr/GL/internal/dri_interface.h
@@ -0,0 +1,517 @@
+/*
+ * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+ * (C) Copyright IBM Corporation 2004
+ * 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
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * \file dri_interface.h
+ *
+ * This file contains all the types and functions that define the interface
+ * between a DRI driver and driver loader.  Currently, the most common driver
+ * loader is the XFree86 libGL.so.  However, other loaders do exist, and in
+ * the future the server-side libglx.a will also be a loader.
+ * 
+ * \author Kevin E. Martin <kevin@precisioninsight.com>
+ * \author Ian Romanick <idr@us.ibm.com>
+ */
+
+#ifndef DRI_INTERFACE_H
+#define DRI_INTERFACE_H
+
+#include <GL/internal/glcore.h>
+#include <drm.h>
+
+/**
+ * \name DRI interface structures
+ *
+ * The following structures define the interface between the GLX client
+ * side library and the DRI (direct rendering infrastructure).
+ */
+/*@{*/
+typedef struct __DRIdisplayRec  __DRIdisplay;
+typedef struct __DRIscreenRec   __DRIscreen;
+typedef struct __DRIcontextRec  __DRIcontext;
+typedef struct __DRIdrawableRec __DRIdrawable;
+typedef struct __DRIdriverRec   __DRIdriver;
+typedef struct __DRIframebufferRec __DRIframebuffer;
+typedef struct __DRIversionRec     __DRIversion;
+typedef struct __DRIinterfaceMethodsRec  __DRIinterfaceMethods;
+typedef unsigned long __DRIid;
+typedef void __DRInativeDisplay;
+/*@}*/
+
+
+/**
+ * \name Functions provided by the driver loader.
+ */
+/*@{*/
+/**
+ * Type of a pointer to \c glXGetScreenDriver, as returned by
+ * \c glXGetProcAddress.  This function is used to get the name of the DRI
+ * driver for the specified screen of the specified display.  The driver
+ * name is typically used with \c glXGetDriverConfig.
+ *
+ * \sa glXGetScreenDriver, glXGetProcAddress, glXGetDriverConfig
+ */
+typedef const char * (* PFNGLXGETSCREENDRIVERPROC) (__DRInativeDisplay *dpy, int scrNum);
+
+/**
+ * Type of a pointer to \c glXGetDriverConfig, as returned by
+ * \c glXGetProcAddress.  This function is used to get the XML document
+ * describing the configuration options available for the specified driver.
+ *
+ * \sa glXGetDriverConfig, glXGetProcAddress, glXGetScreenDriver
+ */
+typedef const char * (* PFNGLXGETDRIVERCONFIGPROC) (const char *driverName);
+
+/**
+ * Type of a pointer to \c glxEnableExtension, as returned by
+ * \c __DRIinterfaceMethods::getProcAddress.  This function is used to enable
+ * a GLX extension on the specified screen.
+ */
+typedef void (* PFNGLXSCRENABLEEXTENSIONPROC) ( void *psc, const char * name );
+/*@}*/
+
+
+/**
+ * \name Functions and data provided by the driver.
+ */
+/*@{*/
+
+typedef void *(CREATENEWSCREENFUNC)(__DRInativeDisplay *dpy, int scrn,
+    __DRIscreen *psc, const __GLcontextModes * modes,
+    const __DRIversion * ddx_version, const __DRIversion * dri_version,
+    const __DRIversion * drm_version, const __DRIframebuffer * frame_buffer,
+    void * pSAREA, int fd, int internal_api_version,
+    const __DRIinterfaceMethods * interface,
+    __GLcontextModes ** driver_modes);
+typedef CREATENEWSCREENFUNC* PFNCREATENEWSCREENFUNC;
+extern CREATENEWSCREENFUNC __driCreateNewScreen_20050727;
+
+
+/**
+ * XML document describing the configuration options supported by the
+ * driver.
+ */
+extern const char __driConfigOptions[];
+
+/*@}*/
+
+
+/**
+ * Stored version of some component (i.e., server-side DRI module, kernel-side
+ * DRM, etc.).
+ * 
+ * \todo
+ * There are several data structures that explicitly store a major version,
+ * minor version, and patch level.  These structures should be modified to
+ * have a \c __DRIversionRec instead.
+ */
+struct __DRIversionRec {
+    int    major;        /**< Major version number. */
+    int    minor;        /**< Minor version number. */
+    int    patch;        /**< Patch-level. */
+};
+
+
+typedef void (*__DRIfuncPtr)(void);
+
+struct __DRIinterfaceMethodsRec {
+    /**
+     * Get pointer to named function.
+     */
+    __DRIfuncPtr (*getProcAddress)( const char * proc_name );
+
+    /**
+     * Create a list of \c __GLcontextModes structures.
+     */
+    __GLcontextModes * (*createContextModes)(unsigned count,
+        size_t minimum_bytes_per_struct);
+
+    /**
+     * Destroy a list of \c __GLcontextModes structures.
+     *
+     * \todo
+     * Determine if the drivers actually need to call this.
+     */
+    void (*destroyContextModes)( __GLcontextModes * modes );
+
+    /**
+     * Get the \c __DRIscreen for a given display and screen number.
+     */
+    __DRIscreen *(*getScreen)(__DRInativeDisplay *dpy, int screenNum);
+
+
+    /**
+     * \name Client/server protocol functions.
+     *
+     * These functions implement the DRI client/server protocol for
+     * context and drawable operations.  Platforms that do not implement
+     * the wire protocol (e.g., EGL) will implement glorified no-op functions.
+     */
+    /*@{*/
+    /**
+     * Determine if the specified window ID still exists.
+     * 
+     * \note
+     * Implementations may assume that the driver will only pass an ID into
+     * this function that actually corresponds to a window.  On
+     * implementations where windows can only be destroyed by the DRI driver
+     * (e.g., EGL), this function is allowed to always return \c GL_TRUE.
+     */
+    GLboolean (*windowExists)(__DRInativeDisplay *dpy, __DRIid draw);
+
+    /**
+     * Create the server-side portion of the GL context.
+     */
+    GLboolean (* createContext)( __DRInativeDisplay *dpy, int screenNum,
+        int configID, void * contextID, drm_context_t * hw_context );
+
+    /**
+     * Destroy the server-side portion of the GL context.
+     */
+    GLboolean (* destroyContext)( __DRInativeDisplay *dpy, int screenNum,
+        __DRIid context );
+
+    /**
+     * Create the server-side portion of the drawable.
+     */
+    GLboolean (*createDrawable)( __DRInativeDisplay * ndpy, int screen,
+        __DRIid drawable, drm_drawable_t * hHWDrawable );
+
+    /**
+     * Destroy the server-side portion of the drawable.
+     */
+    GLboolean (*destroyDrawable)( __DRInativeDisplay * ndpy, int screen,
+        __DRIid drawable );
+
+    /**
+     * This function is used to get information about the position, size, and
+     * clip rects of a drawable.
+     */
+    GLboolean (* getDrawableInfo) ( __DRInativeDisplay *dpy, int scrn,
+        __DRIid draw, unsigned int * index, unsigned int * stamp,
+        int * x, int * y, int * width, int * height,
+        int * numClipRects, drm_clip_rect_t ** pClipRects,
+        int * backX, int * backY,
+        int * numBackClipRects, drm_clip_rect_t ** pBackClipRects );
+    /*@}*/
+
+
+    /**
+     * \name Timing related functions.
+     */
+    /*@{*/
+    /**
+     * Get the 64-bit unadjusted system time (UST).
+     */
+    int (*getUST)(int64_t * ust);
+
+    /**
+     * Get the media stream counter (MSC) rate.
+     * 
+     * Matching the definition in GLX_OML_sync_control, this function returns
+     * the rate of the "media stream counter".  In practical terms, this is
+     * the frame refresh rate of the display.
+     */
+    GLboolean (*getMSCRate)(__DRInativeDisplay * dpy, __DRIid drawable,
+        int32_t * numerator, int32_t * denominator);
+    /*@}*/
+
+    /**
+     * Reports areas of the given drawable which have been modified by the
+     * driver.
+     *
+     * \param drawable which the drawing was done to.
+     * \param rects rectangles affected, with the drawable origin as the
+     *	      origin.
+     * \param x X offset of the drawable within the screen (used in the
+     *	      front_buffer case)
+     * \param y Y offset of the drawable within the screen.
+     * \param front_buffer boolean flag for whether the drawing to the
+     * 	      drawable was actually done directly to the front buffer (instead
+     *	      of backing storage, for example)
+     */
+    void (*reportDamage)(__DRInativeDisplay * dpy, int screen,
+			 __DRIid drawable,
+			 int x, int y,
+			 drm_clip_rect_t *rects, int num_rects,
+			 int front_buffer);
+};
+
+   
+/**
+ * Framebuffer information record.  Used by libGL to communicate information
+ * about the framebuffer to the driver's \c __driCreateNewScreen function.
+ * 
+ * In XFree86, most of this information is derrived from data returned by
+ * calling \c XF86DRIGetDeviceInfo.
+ *
+ * \sa XF86DRIGetDeviceInfo __DRIdisplayRec::createNewScreen
+ *     __driUtilCreateNewScreen CallCreateNewScreen
+ *
+ * \bug This structure could be better named.
+ */
+struct __DRIframebufferRec {
+    unsigned char *base;    /**< Framebuffer base address in the CPU's
+			     * address space.  This value is calculated by
+			     * calling \c drmMap on the framebuffer handle
+			     * returned by \c XF86DRIGetDeviceInfo (or a
+			     * similar function).
+			     */
+    int size;               /**< Framebuffer size, in bytes. */
+    int stride;             /**< Number of bytes from one line to the next. */
+    int width;              /**< Pixel width of the framebuffer. */
+    int height;             /**< Pixel height of the framebuffer. */
+    int dev_priv_size;      /**< Size of the driver's dev-priv structure. */
+    void *dev_priv;         /**< Pointer to the driver's dev-priv structure. */
+};
+
+
+/**
+ * Screen dependent methods.  This structure is initialized during the
+ * \c __DRIdisplayRec::createScreen call.
+ */
+struct __DRIscreenRec {
+    /**
+     * Method to destroy the private DRI screen data.
+     */
+    void (*destroyScreen)(__DRInativeDisplay *dpy, int scrn, void *screenPrivate);
+
+    /**
+     * Method to create the private DRI drawable data and initialize the
+     * drawable dependent methods.
+     */
+    void *(*createNewDrawable)(__DRInativeDisplay *dpy, const __GLcontextModes *modes,
+			       __DRIid draw, __DRIdrawable *pdraw,
+			       int renderType, const int *attrs);
+
+    /**
+     * Method to return a pointer to the DRI drawable data.
+     */
+    __DRIdrawable *(*getDrawable)(__DRInativeDisplay *dpy, __DRIid draw,
+				  void *drawablePrivate);
+
+    /**
+     * Opaque pointer to private per screen direct rendering data.  \c NULL
+     * if direct rendering is not supported on this screen.  Never
+     * dereferenced in libGL.
+     */
+    void *private;
+
+    /**
+     * Get the number of vertical refreshes since some point in time before
+     * this function was first called (i.e., system start up).
+     * 
+     * \since Internal API version 20030317.
+     */
+    int (*getMSC)( void *screenPrivate, int64_t *msc );
+
+    /**
+     * Opaque pointer that points back to the containing 
+     * \c __GLXscreenConfigs.  This data structure is shared with DRI drivers
+     * but \c __GLXscreenConfigs is not. However, they are needed by some GLX
+     * functions called by DRI drivers.
+     *
+     * \since Internal API version 20030813.
+     */
+    void *screenConfigs;
+
+    /**
+     * Functions associated with MESA_allocate_memory.
+     *
+     * \since Internal API version 20030815.
+     */
+    /*@{*/
+    void *(*allocateMemory)(__DRInativeDisplay *dpy, int scrn, GLsizei size,
+			    GLfloat readfreq, GLfloat writefreq,
+			    GLfloat priority);
+   
+    void (*freeMemory)(__DRInativeDisplay *dpy, int scrn, GLvoid *pointer);
+   
+    GLuint (*memoryOffset)(__DRInativeDisplay *dpy, int scrn, const GLvoid *pointer);
+    /*@}*/
+
+    /**
+     * Method to create the private DRI context data and initialize the
+     * context dependent methods.
+     *
+     * \since Internal API version 20031201.
+     */
+    void * (*createNewContext)(__DRInativeDisplay *dpy, const __GLcontextModes *modes,
+			       int render_type,
+			       void *sharedPrivate, __DRIcontext *pctx);
+
+    /**
+     * Method to override base texture image with a driver specific 'offset'.
+     * The depth passed in allows e.g. to ignore the alpha channel of texture
+     * images where the non-alpha components don't occupy a whole texel.
+     *
+     * For GLX_EXT_texture_from_pixmap with AIGLX.
+     *
+     * \since Internal API version 20070121.
+     */
+    void (*setTexOffset)(__DRIcontext *pDRICtx, GLint texname,
+			 unsigned long long offset, GLint depth, GLuint pitch);
+};
+
+/**
+ * Context dependent methods.  This structure is initialized during the
+ * \c __DRIscreenRec::createContext call.
+ */
+struct __DRIcontextRec {
+    /**
+     * Method to destroy the private DRI context data.
+     */
+    void (*destroyContext)(__DRInativeDisplay *dpy, int scrn, void *contextPrivate);
+
+    /**
+     * Opaque pointer to private per context direct rendering data.
+     * \c NULL if direct rendering is not supported on the display or
+     * screen used to create this context.  Never dereferenced in libGL.
+     */
+    void *private;
+
+    /**
+     * Pointer to the mode used to create this context.
+     *
+     * \since Internal API version 20040317.
+     */
+    const __GLcontextModes * mode;
+
+    /**
+     * Method to bind a DRI drawable to a DRI graphics context.
+     *
+     * \since Internal API version 20050727.
+     */
+    GLboolean (*bindContext)(__DRInativeDisplay *dpy, int scrn, __DRIid draw,
+			 __DRIid read, __DRIcontext *ctx);
+
+    /**
+     * Method to unbind a DRI drawable from a DRI graphics context.
+     *
+     * \since Internal API version 20050727.
+     */
+    GLboolean (*unbindContext)(__DRInativeDisplay *dpy, int scrn, __DRIid draw,
+			   __DRIid read, __DRIcontext *ctx);
+};
+
+/**
+ * Drawable dependent methods.  This structure is initialized during the
+ * \c __DRIscreenRec::createDrawable call.  \c createDrawable is not called
+ * by libGL at this time.  It's currently used via the dri_util.c utility code
+ * instead.
+ */
+struct __DRIdrawableRec {
+    /**
+     * Method to destroy the private DRI drawable data.
+     */
+    void (*destroyDrawable)(__DRInativeDisplay *dpy, void *drawablePrivate);
+
+    /**
+     * Method to swap the front and back buffers.
+     */
+    void (*swapBuffers)(__DRInativeDisplay *dpy, void *drawablePrivate);
+
+    /**
+     * Opaque pointer to private per drawable direct rendering data.
+     * \c NULL if direct rendering is not supported on the display or
+     * screen used to create this drawable.  Never dereferenced in libGL.
+     */
+    void *private;
+
+    /**
+     * Get the number of completed swap buffers for this drawable.
+     *
+     * \since Internal API version 20030317.
+     */
+    int (*getSBC)(__DRInativeDisplay *dpy, void *drawablePrivate, int64_t *sbc );
+
+    /**
+     * Wait for the SBC to be greater than or equal target_sbc.
+     *
+     * \since Internal API version 20030317.
+     */
+    int (*waitForSBC)( __DRInativeDisplay * dpy, void *drawablePriv,
+		       int64_t target_sbc,
+		       int64_t * msc, int64_t * sbc );
+
+    /**
+     * Wait for the MSC to equal target_msc, or, if that has already passed,
+     * the next time (MSC % divisor) is equal to remainder.  If divisor is
+     * zero, the function will return as soon as MSC is greater than or equal
+     * to target_msc.
+     * 
+     * \since Internal API version 20030317.
+     */
+    int (*waitForMSC)( __DRInativeDisplay * dpy, void *drawablePriv,
+		       int64_t target_msc, int64_t divisor, int64_t remainder,
+		       int64_t * msc, int64_t * sbc );
+
+    /**
+     * Like \c swapBuffers, but does NOT have an implicit \c glFlush.  Once
+     * rendering is complete, waits until MSC is equal to target_msc, or
+     * if that has already passed, waits until (MSC % divisor) is equal
+     * to remainder.  If divisor is zero, the swap will happen as soon as
+     * MSC is greater than or equal to target_msc.
+     * 
+     * \since Internal API version 20030317.
+     */
+    int64_t (*swapBuffersMSC)(__DRInativeDisplay *dpy, void *drawablePrivate,
+			      int64_t target_msc,
+			      int64_t divisor, int64_t remainder);
+
+    /**
+     * Enable or disable frame usage tracking.
+     * 
+     * \since Internal API version 20030317.
+     */
+    int (*frameTracking)(__DRInativeDisplay *dpy, void *drawablePrivate, GLboolean enable);
+
+    /**
+     * Retrieve frame usage information.
+     * 
+     * \since Internal API version 20030317.
+     */
+    int (*queryFrameTracking)(__DRInativeDisplay *dpy, void *drawablePrivate,
+			      int64_t * sbc, int64_t * missedFrames,
+			      float * lastMissedUsage, float * usage );
+
+    /**
+     * Used by drivers that implement the GLX_SGI_swap_control or
+     * GLX_MESA_swap_control extension.
+     *
+     * \since Internal API version 20030317.
+     */
+    unsigned swap_interval;
+
+    /**
+     * Used by drivers that implement the GLX_MESA_copy_sub_buffer extension.
+     *
+     * \since Internal API version 20060314.
+     */
+    void (*copySubBuffer)(__DRInativeDisplay *dpy, void *drawablePrivate,
+			  int x, int y, int w, int h);
+};
+
+#endif
diff --git a/hw/kdrive/ephyr/Makefile.am b/hw/kdrive/ephyr/Makefile.am
index cc3019fc7..604e22eaa 100644
--- a/hw/kdrive/ephyr/Makefile.am
+++ b/hw/kdrive/ephyr/Makefile.am
@@ -3,16 +3,10 @@ INCLUDES = 					\
 	@KDRIVE_CFLAGS@				\
 	-I$(srcdir)/../../../exa
 
-noinst_LIBRARIES = libxephyr.a libxephyr-hostx.a
+noinst_LIBRARIES = libxephyr-hostx.a libxephyr-hostxv.a libxephyr.a
 
 bin_PROGRAMS = Xephyr
 
-libxephyr_a_SOURCES =	\
-	ephyr.c		\
-	ephyr_draw.c	\
-	os.c		\
-	hostx.h          \
-	ephyr.h
 
 libxephyr_hostx_a_SOURCES =                             \
 	hostx.c                                         \
@@ -20,19 +14,54 @@ libxephyr_hostx_a_SOURCES =                             \
 
 libxephyr_hostx_a_INCLUDES = @XEPHYR_INCS@
 
+libxephyr_hostxv_a_SOURCES=				\
+	ephyrhostvideo.c \
+	ephyrhostvideo.h
+
+libxephyr_a_SOURCES =	\
+	ephyr.c		\
+	ephyr_draw.c	\
+	ephyrvideo.c	\
+	XF86dri.c	\
+	ephyrdriext.c	\
+	ephyrdri.c	\
+	ephyrdri.h	\
+	ephyrglxext.c	\
+	ephyrglxext.h	\
+	ephyrhostglx.c	\
+	ephyrhostglx.h	\
+	ephyrhostproxy.c \
+	ephyrhostproxy.h \
+	ephyrhostproxy.c \
+	ephyrproxyext.c	\
+	ephyrproxyext.h	\
+	os.c		\
+	hostx.h         \
+	ephyr.h		\
+	ephyrlog.h
+
+libxephyr_a_CFLAGS = \
+@LIBDRM_CFLAGS@ \
+-I$(top_srcdir) \
+@DRIPROTO_CFLAGS@
+
 Xephyr_SOURCES = \
 	ephyrinit.c
 
 Xephyr_LDADD = 						\
 	libxephyr.a					\
 	libxephyr-hostx.a			        \
+	libxephyr-hostxv.a			        \
 	../../../exa/libexa.la				\
 	@KDRIVE_LIBS@					\
-        @XEPHYR_LIBS@
+        @XEPHYR_LIBS@ 					\
+	@LIBDRM_LIBS@					\
+	-lGL
 
 Xephyr_DEPENDENCIES =	\
 	libxephyr.a					\
 	libxephyr-hostx.a			        \
+	libxephyr-hostxv.a			        \
 	@KDRIVE_LOCAL_LIBS@
 
 relink:
diff --git a/hw/kdrive/ephyr/XF86dri.c b/hw/kdrive/ephyr/XF86dri.c
new file mode 100644
index 000000000..ae2ec890f
--- /dev/null
+++ b/hw/kdrive/ephyr/XF86dri.c
@@ -0,0 +1,622 @@
+/* $XFree86: xc/lib/GL/dri/XF86dri.c,v 1.13 2002/10/30 12:51:25 alanh Exp $ */
+/**************************************************************************
+
+Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+Copyright 2000 VA Linux Systems, Inc.
+All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sub license, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice (including the
+next paragraph) shall be included in all copies or substantial portions
+of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+**************************************************************************/
+
+/*
+ * Authors:
+ *   Kevin E. Martin <martin@valinux.com>
+ *   Jens Owen <jens@tungstengraphics.com>
+ *   Rickard E. (Rik) Faith <faith@valinux.com>
+ *
+ */
+
+/*
+ * This file has been copied from the mesa source tree and a little bit
+ * modified by:
+ *
+ * Dodji Seketeli <dodji@openedhand.com>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+
+#ifdef XEPHYR_DRI
+
+/* THIS IS NOT AN X CONSORTIUM STANDARD */
+
+#define NEED_REPLIES
+#include <X11/Xlibint.h>
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
+#include <GL/glx.h>
+#include <X11/dri/xf86dri.h>
+#include <X11/dri/xf86dristr.h>
+
+static XExtensionInfo _xf86dri_info_data;
+static XExtensionInfo *xf86dri_info = &_xf86dri_info_data;
+static char xf86dri_extension_name[] = XF86DRINAME;
+
+#define XF86DRICheckExtension(dpy,i,val) \
+  XextCheckExtension (dpy, i, xf86dri_extension_name, val)
+
+/*****************************************************************************
+ *                                                                           *
+ *			   private utility routines                          *
+ *                                                                           *
+ *****************************************************************************/
+
+static int close_display(Display *dpy, XExtCodes *extCodes);
+static /* const */ XExtensionHooks xf86dri_extension_hooks = {
+    NULL,				/* create_gc */
+    NULL,				/* copy_gc */
+    NULL,				/* flush_gc */
+    NULL,				/* free_gc */
+    NULL,				/* create_font */
+    NULL,				/* free_font */
+    close_display,			/* close_display */
+    NULL,				/* wire_to_event */
+    NULL,				/* event_to_wire */
+    NULL,				/* error */
+    NULL,				/* error_string */
+};
+
+static XEXT_GENERATE_FIND_DISPLAY (find_display, xf86dri_info, 
+				   xf86dri_extension_name, 
+				   &xf86dri_extension_hooks, 
+				   0, NULL)
+
+static XEXT_GENERATE_CLOSE_DISPLAY (close_display, xf86dri_info)
+
+
+/*****************************************************************************
+ *                                                                           *
+ *		    public XFree86-DRI Extension routines                    *
+ *                                                                           *
+ *****************************************************************************/
+
+#if 0
+#include <stdio.h>
+#define TRACE(msg)  fprintf(stderr,"XF86DRI%s\n", msg);
+#else
+#define TRACE(msg)
+#endif
+
+Bool XF86DRIOpenFullScreen(Display *dpy, int screen, Drawable drawable);
+Bool XF86DRICloseFullScreen(Display *dpy, int screen, Drawable drawable);
+
+Bool XF86DRIQueryExtension (Display *dpy, int *event_basep, int *error_basep)
+{
+    XExtDisplayInfo *info = find_display (dpy);
+
+    TRACE("QueryExtension...");
+    if (XextHasExtension(info)) {
+	*event_basep = info->codes->first_event;
+	*error_basep = info->codes->first_error;
+        TRACE("QueryExtension... return True");
+	return True;
+    } else {
+        TRACE("QueryExtension... return False");
+	return False;
+    }
+}
+
+Bool XF86DRIQueryVersion(dpy, majorVersion, minorVersion, patchVersion)
+    Display* dpy;
+    int* majorVersion; 
+    int* minorVersion;
+    int* patchVersion;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRIQueryVersionReply rep;
+    xXF86DRIQueryVersionReq *req;
+
+    TRACE("QueryVersion...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRIQueryVersion, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRIQueryVersion;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("QueryVersion... return False");
+	return False;
+    }
+    *majorVersion = rep.majorVersion;
+    *minorVersion = rep.minorVersion;
+    *patchVersion = rep.patchVersion;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("QueryVersion... return True");
+    return True;
+}
+
+Bool
+XF86DRIQueryDirectRenderingCapable (Display *dpy, int screen, Bool *isCapable)
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRIQueryDirectRenderingCapableReply rep;
+    xXF86DRIQueryDirectRenderingCapableReq *req;
+
+    TRACE("QueryDirectRenderingCapable...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRIQueryDirectRenderingCapable, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRIQueryDirectRenderingCapable;
+    req->screen = screen;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+        UnlockDisplay(dpy);
+        SyncHandle();
+        TRACE("QueryDirectRenderingCapable... return False");
+        return False;
+    }
+    *isCapable = rep.isCapable;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("QueryDirectRenderingCapable... return True");
+    return True;
+}
+
+Bool
+XF86DRIOpenConnection (Display *dpy, int screen,
+                       drm_handle_t *hSAREA,
+                       char **busIdString)
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRIOpenConnectionReply rep;
+    xXF86DRIOpenConnectionReq *req;
+
+    TRACE("OpenConnection...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRIOpenConnection, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRIOpenConnection;
+    req->screen = screen;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+        UnlockDisplay(dpy);
+        SyncHandle();
+        TRACE("OpenConnection... return False");
+        return False;
+    }
+
+    *hSAREA = rep.hSAREALow;
+    if (sizeof(drm_handle_t) == 8) {
+        int shift = 32; /* var to prevent warning on next line */
+        *hSAREA |= ((drm_handle_t) rep.hSAREAHigh) << shift;
+    }
+
+    if (rep.length) {
+        if (!(*busIdString = (char *)Xcalloc(rep.busIdStringLength + 1, 1))) {
+            _XEatData(dpy, ((rep.busIdStringLength+3) & ~3));
+            UnlockDisplay(dpy);
+            SyncHandle();
+            TRACE("OpenConnection... return False");
+            return False;
+        }
+        _XReadPad(dpy, *busIdString, rep.busIdStringLength);
+    } else {
+        *busIdString = NULL;
+    }
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("OpenConnection... return True");
+    return True;
+}
+
+Bool XF86DRIAuthConnection(dpy, screen, magic)
+    Display* dpy;
+    int screen;
+    drm_magic_t magic;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRIAuthConnectionReq *req;
+    xXF86DRIAuthConnectionReply rep;
+
+    TRACE("AuthConnection...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRIAuthConnection, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRIAuthConnection;
+    req->screen = screen;
+    req->magic = magic;
+    rep.authenticated = 0;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse) || !rep.authenticated) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("AuthConnection... return False");
+	return False;
+    }
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("AuthConnection... return True");
+    return True;
+}
+
+Bool XF86DRICloseConnection(dpy, screen)
+    Display* dpy;
+    int screen;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRICloseConnectionReq *req;
+
+    TRACE("CloseConnection...");
+
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRICloseConnection, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRICloseConnection;
+    req->screen = screen;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("CloseConnection... return True");
+    return True;
+}
+
+Bool XF86DRIGetClientDriverName(dpy, screen, ddxDriverMajorVersion, 
+	ddxDriverMinorVersion, ddxDriverPatchVersion, clientDriverName)
+    Display* dpy;
+    int screen;
+    int* ddxDriverMajorVersion;
+    int* ddxDriverMinorVersion;
+    int* ddxDriverPatchVersion;
+    char** clientDriverName;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRIGetClientDriverNameReply rep;
+    xXF86DRIGetClientDriverNameReq *req;
+
+    TRACE("GetClientDriverName...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRIGetClientDriverName, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRIGetClientDriverName;
+    req->screen = screen;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("GetClientDriverName... return False");
+	return False;
+    }
+
+    *ddxDriverMajorVersion = rep.ddxDriverMajorVersion;
+    *ddxDriverMinorVersion = rep.ddxDriverMinorVersion;
+    *ddxDriverPatchVersion = rep.ddxDriverPatchVersion;
+
+    if (rep.length) {
+        if (!(*clientDriverName = (char *)Xcalloc(rep.clientDriverNameLength + 1, 1))) {
+            _XEatData(dpy, ((rep.clientDriverNameLength+3) & ~3));
+            UnlockDisplay(dpy);
+            SyncHandle();
+            TRACE("GetClientDriverName... return False");
+            return False;
+        }
+	_XReadPad(dpy, *clientDriverName, rep.clientDriverNameLength);
+    } else {
+        *clientDriverName = NULL;
+    }
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("GetClientDriverName... return True");
+    return True;
+}
+
+Bool XF86DRICreateContextWithConfig(dpy, screen, configID, context,
+	hHWContext)
+    Display* dpy;
+    int screen;
+    int configID;
+    XID* context;
+    drm_context_t * hHWContext;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRICreateContextReply rep;
+    xXF86DRICreateContextReq *req;
+
+    TRACE("CreateContext...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRICreateContext, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRICreateContext;
+    req->visual = configID;
+    req->screen = screen;
+    *context = XAllocID(dpy);
+    req->context = *context;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("CreateContext... return False");
+	return False;
+    }
+    *hHWContext = rep.hHWContext;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("CreateContext... return True");
+    return True;
+}
+
+Bool XF86DRICreateContext(dpy, screen, visual, context, hHWContext)
+    Display* dpy;
+    int screen;
+    Visual* visual;
+    XID* context;
+    drm_context_t * hHWContext;
+{
+    return XF86DRICreateContextWithConfig( dpy, screen, visual->visualid,
+					   context, hHWContext );
+}
+
+GLboolean XF86DRIDestroyContext( __DRInativeDisplay * ndpy, int screen, 
+    __DRIid context )
+{
+    Display * const dpy = (Display *) ndpy;
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRIDestroyContextReq *req;
+
+    TRACE("DestroyContext...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRIDestroyContext, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRIDestroyContext;
+    req->screen = screen;
+    req->context = context;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("DestroyContext... return True");
+    return True;
+}
+
+GLboolean XF86DRICreateDrawable( __DRInativeDisplay * ndpy, int screen, 
+    __DRIid drawable, drm_drawable_t * hHWDrawable )
+{
+    Display * const dpy = (Display *) ndpy;
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRICreateDrawableReply rep;
+    xXF86DRICreateDrawableReq *req;
+
+    TRACE("CreateDrawable...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRICreateDrawable, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRICreateDrawable;
+    req->screen = screen;
+    req->drawable = drawable;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("CreateDrawable... return False");
+	return False;
+    }
+    *hHWDrawable = rep.hHWDrawable;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("CreateDrawable... return True");
+    return True;
+}
+
+GLboolean XF86DRIDestroyDrawable( __DRInativeDisplay * ndpy, int screen,
+    __DRIid drawable )
+{
+    Display * const dpy = (Display *) ndpy;
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRIDestroyDrawableReq *req;
+
+    TRACE("DestroyDrawable...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRIDestroyDrawable, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRIDestroyDrawable;
+    req->screen = screen;
+    req->drawable = drawable;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("DestroyDrawable... return True");
+    return True;
+}
+
+Bool XF86DRIGetDrawableInfo(Display* dpy, int screen, Drawable drawable,
+    unsigned int* index, unsigned int* stamp,
+    int* X, int* Y, int* W, int* H,
+    int* numClipRects, drm_clip_rect_t ** pClipRects,
+    int* backX, int* backY,
+    int* numBackClipRects, drm_clip_rect_t ** pBackClipRects )
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRIGetDrawableInfoReply rep;
+    xXF86DRIGetDrawableInfoReq *req=NULL;
+    int total_rects;
+
+    TRACE("GetDrawableInfo...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRIGetDrawableInfo, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRIGetDrawableInfo;
+    req->screen = screen;
+    req->drawable = drawable;
+
+    if (!_XReply(dpy, (xReply *)&rep, 1, xFalse)) 
+    {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("GetDrawableInfo... return False");
+	return False;
+    }
+    *index = rep.drawableTableIndex;
+    *stamp = rep.drawableTableStamp;
+    *X = (int)rep.drawableX;
+    *Y = (int)rep.drawableY;
+    *W = (int)rep.drawableWidth;
+    *H = (int)rep.drawableHeight;
+    *numClipRects = rep.numClipRects;
+    total_rects = *numClipRects;
+
+    *backX = rep.backX;
+    *backY = rep.backY;
+    *numBackClipRects = rep.numBackClipRects;
+    total_rects += *numBackClipRects;
+
+#if 0
+    /* Because of the fix in Xserver/GL/dri/xf86dri.c, this check breaks
+     * backwards compatibility (Because of the >> 2 shift) but the fix
+     * enables multi-threaded apps to work.
+     */
+    if (rep.length !=  ((((SIZEOF(xXF86DRIGetDrawableInfoReply) - 
+		       SIZEOF(xGenericReply) + 
+		       total_rects * sizeof(drm_clip_rect_t)) + 3) & ~3) >> 2)) {
+        _XEatData(dpy, rep.length);
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("GetDrawableInfo... return False");
+        return False;
+    }
+#endif
+
+    if (*numClipRects) {
+       int len = sizeof(drm_clip_rect_t) * (*numClipRects);
+
+       *pClipRects = (drm_clip_rect_t *)Xcalloc(len, 1);
+       if (*pClipRects)
+	  _XRead(dpy, (char*)*pClipRects, len);
+    } else {
+        *pClipRects = NULL;
+    }
+
+    if (*numBackClipRects) {
+       int len = sizeof(drm_clip_rect_t) * (*numBackClipRects);
+
+       *pBackClipRects = (drm_clip_rect_t *)Xcalloc(len, 1);
+       if (*pBackClipRects) 
+	  _XRead(dpy, (char*)*pBackClipRects, len);
+    } else {
+        *pBackClipRects = NULL;
+    }
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("GetDrawableInfo... return True");
+    return True;
+}
+
+Bool
+XF86DRIGetDeviceInfo (Display *dpy, int screen, drm_handle_t *hFrameBuffer,
+                      int *fbOrigin, int *fbSize, int *fbStride,
+                      int *devPrivateSize, void **pDevPrivate)
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xXF86DRIGetDeviceInfoReply rep;
+    xXF86DRIGetDeviceInfoReq *req;
+
+    TRACE("GetDeviceInfo...");
+    XF86DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(XF86DRIGetDeviceInfo, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_XF86DRIGetDeviceInfo;
+    req->screen = screen;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("GetDeviceInfo... return False");
+	return False;
+    }
+
+    *hFrameBuffer = rep.hFrameBufferLow;
+    if (sizeof(drm_handle_t) == 8) {
+       int shift = 32; /* var to prevent warning on next line */
+       *hFrameBuffer |= ((drm_handle_t) rep.hFrameBufferHigh) << shift;
+    }
+
+    *fbOrigin = rep.framebufferOrigin;
+    *fbSize = rep.framebufferSize;
+    *fbStride = rep.framebufferStride;
+    *devPrivateSize = rep.devPrivateSize;
+
+    if (rep.length) {
+        if (!(*pDevPrivate = (void *)Xcalloc(rep.devPrivateSize, 1))) {
+            _XEatData(dpy, ((rep.devPrivateSize+3) & ~3));
+            UnlockDisplay(dpy);
+            SyncHandle();
+            TRACE("GetDeviceInfo... return False");
+            return False;
+        }
+	_XRead(dpy, (char*)*pDevPrivate, rep.devPrivateSize);
+    } else {
+        *pDevPrivate = NULL;
+    }
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("GetDeviceInfo... return True");
+    return True;
+}
+
+Bool
+XF86DRIOpenFullScreen(Display *dpy, int screen, Drawable drawable)
+{
+    /* This function and the underlying X protocol are deprecated.
+     */
+    (void) dpy;
+    (void) screen;
+    (void) drawable;
+    return False;
+}
+
+Bool
+XF86DRICloseFullScreen(Display *dpy, int screen, Drawable drawable)
+{
+    /* This function and the underlying X protocol are deprecated.
+     */
+    (void) dpy;
+    (void) screen;
+    (void) drawable;
+    return True;
+}
+#endif /*EPHYR_DRI*/
+
diff --git a/hw/kdrive/ephyr/ephyr.c b/hw/kdrive/ephyr/ephyr.c
index c5cb21a64..85aab280f 100644
--- a/hw/kdrive/ephyr/ephyr.c
+++ b/hw/kdrive/ephyr/ephyr.c
@@ -23,11 +23,6 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/*  TODO:
- *
- *  o Support multiple screens, shouldn't be hard just alot of rejigging.
- */
-
 #ifdef HAVE_CONFIG_H
 #include <kdrive-config.h>
 #endif
@@ -35,11 +30,21 @@
 
 #include "inputstr.h"
 #include "scrnintstr.h"
+#include "ephyrlog.h"
+
+#ifdef XEPHYR_DRI
+#include "ephyrdri.h"
+#include "ephyrdriext.h"
+#include "ephyrglxext.h"
+#include "ephyrproxyext.h"
+#endif /*XEPHYR_DRI*/
 
 extern int KdTsPhyScreen;
 KdKeyboardInfo *ephyrKbd;
 KdPointerInfo *ephyrMouse;
 EphyrKeySyms ephyrKeySyms;
+Bool ephyrNoDRI=FALSE ;
+Bool ephyrNoXV=FALSE ;
 
 static int mouseState = 0;
 
@@ -49,6 +54,7 @@ typedef struct _EphyrInputPrivate {
 
 Bool   EphyrWantGrayScale = 0;
 
+
 Bool
 ephyrInitialize (KdCardInfo *card, EphyrPriv *priv)
 {
@@ -209,7 +215,7 @@ ephyrMapFramebuffer (KdScreenInfo *screen)
   KdPointerMatrix m;
   int buffer_height;
   
-  EPHYR_DBG("screen->width: %d, screen->height: %d index=%d",
+  EPHYR_LOG("screen->width: %d, screen->height: %d index=%d",
 	     screen->width, screen->height, screen->mynum);
   
   KdComputePointerMatrix (&m, scrpriv->randr, screen->width, screen->height);
@@ -245,7 +251,7 @@ ephyrMapFramebuffer (KdScreenInfo *screen)
       /* Rotated/Reflected so we need to use shadow fb */
       scrpriv->shadow = TRUE;
       
-      EPHYR_DBG("allocing shadow");
+      EPHYR_LOG("allocing shadow");
       
       KdShadowFbAlloc (screen, 0, 
 		       scrpriv->randr & (RR_Rotate_90|RR_Rotate_270));
@@ -296,7 +302,7 @@ ephyrShadowUpdate (ScreenPtr pScreen, shadowBufPtr pBuf)
   KdScreenPriv(pScreen);
   KdScreenInfo *screen = pScreenPriv->screen;
   
-  EPHYR_DBG("slow paint");
+  EPHYR_LOG("slow paint");
   
   /* FIXME: Slow Rotated/Reflected updates could be much
    * much faster efficiently updating via tranforming 
@@ -410,7 +416,7 @@ ephyrRandRGetInfo (ScreenPtr pScreen, Rotation *rotations)
   Rotation		    randr;
   int			    n = 0;
   
-  EPHYR_DBG("mark");
+  EPHYR_LOG("mark");
   
   struct { int width, height; } sizes[] = 
     {
@@ -563,7 +569,7 @@ ephyrRandRSetConfig (ScreenPtr		pScreen,
   return TRUE;
   
  bail4:
-  EPHYR_DBG("bailed");
+  EPHYR_LOG("bailed");
   
   ephyrUnmapFramebuffer (screen);
   *scrpriv = oldscr;
@@ -606,10 +612,29 @@ ephyrInitScreen (ScreenPtr pScreen)
   KdScreenPriv(pScreen);
   KdScreenInfo	*screen    = pScreenPriv->screen;
 
-  EPHYR_DBG ("pScreen->myNum:%d\n", pScreen->myNum) ;
+  EPHYR_LOG ("pScreen->myNum:%d\n", pScreen->myNum) ;
   hostx_set_screen_number (screen, pScreen->myNum);
   hostx_set_win_title (screen, "(ctrl+shift grabs mouse and keyboard)") ;
   pScreen->CreateColormap = ephyrCreateColormap;
+
+#ifdef XV
+  if (!ephyrNoXV) {
+      if (!ephyrInitVideo (pScreen)) {
+          EPHYR_LOG_ERROR ("failed to initialize xvideo\n") ;
+      } else {
+          EPHYR_LOG ("initialized xvideo okay\n") ;
+      }
+  }
+#endif /*XV*/
+
+#ifdef XEPHYR_DRI
+  if (!ephyrNoDRI) {
+    ephyrDRIExtensionInit (pScreen) ;
+    ephyrHijackGLXExtension () ;
+    ephyrProxyExtensionInit ("ATIFGLRXDRI") ;
+  }
+#endif
+
   return TRUE;
 }
 
@@ -637,7 +662,7 @@ ephyrCreateResources (ScreenPtr pScreen)
   KdScreenInfo	*screen    = pScreenPriv->screen;
   EphyrScrPriv	*scrpriv   = screen->driver;
 
-  EPHYR_DBG("mark pScreen=%p mynum=%d shadow=%d",
+  EPHYR_LOG("mark pScreen=%p mynum=%d shadow=%d",
             pScreen, pScreen->myNum, scrpriv->shadow);
 
   if (scrpriv->shadow) 
@@ -809,20 +834,20 @@ ephyrPoll(void)
         case EPHYR_EV_MOUSE_MOTION:
           if (!ephyrMouse ||
               !((EphyrPointerPrivate *)ephyrMouse->driverPrivate)->enabled) {
-              EPHYR_DBG ("skipping mouse motion:%d\n", ephyrCurScreen) ;
+              EPHYR_LOG ("skipping mouse motion:%d\n", ephyrCurScreen) ;
               continue;
           }
           {
             if (ephyrCurScreen != ev.data.mouse_motion.screen)
               {
-                  EPHYR_DBG ("warping mouse cursor:%d\n", ephyrCurScreen) ;
+                  EPHYR_LOG ("warping mouse cursor:%d\n", ephyrCurScreen) ;
                   ephyrWarpCursor(screenInfo.screens[ev.data.mouse_motion.screen],
                                    ev.data.mouse_motion.x,
                                    ev.data.mouse_motion.y );
               }
             else
               {
-                  EPHYR_DBG ("enqueuing mouse motion:%d\n", ephyrCurScreen) ;
+                  EPHYR_LOG ("enqueuing mouse motion:%d\n", ephyrCurScreen) ;
                   KdEnqueuePointerEvent(ephyrMouse, mouseState,
                                         ev.data.mouse_motion.x,
                                         ev.data.mouse_motion.y,
@@ -834,10 +859,10 @@ ephyrPoll(void)
         case EPHYR_EV_MOUSE_PRESS:
           if (!ephyrMouse ||
               !((EphyrPointerPrivate *)ephyrMouse->driverPrivate)->enabled) {
-              EPHYR_DBG ("skipping mouse press:%d\n", ephyrCurScreen) ;
+              EPHYR_LOG ("skipping mouse press:%d\n", ephyrCurScreen) ;
               continue;
           }
-          EPHYR_DBG ("enqueuing mouse press:%d\n", ephyrCurScreen) ;
+          EPHYR_LOG ("enqueuing mouse press:%d\n", ephyrCurScreen) ;
 	  ephyrUpdateModifierState(ev.key_state);
 	  mouseState |= ev.data.mouse_down.button_num;
 	  KdEnqueuePointerEvent(ephyrMouse, mouseState|KD_MOUSE_DELTA, 0, 0, 0);
@@ -849,7 +874,7 @@ ephyrPoll(void)
               continue;
 	  ephyrUpdateModifierState(ev.key_state);
 	  mouseState &= ~ev.data.mouse_up.button_num;
-          EPHYR_DBG ("enqueuing mouse release:%d\n", ephyrCurScreen) ;
+          EPHYR_LOG ("enqueuing mouse release:%d\n", ephyrCurScreen) ;
 	  KdEnqueuePointerEvent(ephyrMouse, mouseState|KD_MOUSE_DELTA, 0, 0, 0);
 	  break;
 
@@ -886,7 +911,7 @@ ephyrGetColors (ScreenPtr pScreen, int fb, int n, xColorItem *pdefs)
 {
   /* XXX Not sure if this is right */
   
-  EPHYR_DBG("mark");
+  EPHYR_LOG("mark");
   
   while (n--)
     {
@@ -1025,6 +1050,7 @@ EphyrKeyboardBell (KdKeyboardInfo *ki, int volume, int frequency, int duration)
 {
 }
 
+
 KdKeyboardDriver EphyrKeyboardDriver = {
     "ephyr",
     EphyrKeyboardInit,
diff --git a/hw/kdrive/ephyr/ephyr.h b/hw/kdrive/ephyr/ephyr.h
index 1c9b4f859..8ed7e23dd 100644
--- a/hw/kdrive/ephyr/ephyr.h
+++ b/hw/kdrive/ephyr/ephyr.h
@@ -194,4 +194,8 @@ ephyrDrawDisable(ScreenPtr pScreen);
 void
 ephyrDrawFini(ScreenPtr pScreen);
 
+/*ephyvideo.c*/
+
+Bool ephyrInitVideo(ScreenPtr pScreen) ;
+
 #endif
diff --git a/hw/kdrive/ephyr/ephyrdri.c b/hw/kdrive/ephyr/ephyrdri.c
new file mode 100644
index 000000000..53a96ba11
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrdri.c
@@ -0,0 +1,291 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+
+#ifdef XEPHYR_DRI
+
+#include <X11/Xutil.h>
+#include <X11/Xlibint.h>
+/*#define _XF86DRI_SERVER_*/
+#include <GL/glx.h>
+#include <X11/dri/xf86dri.h>
+#include "hostx.h"
+#include "ephyrdri.h"
+#define _HAVE_XALLOC_DECLS
+#include "ephyrlog.h"
+#include "dixstruct.h"
+#include "pixmapstr.h"
+
+#ifndef TRUE
+#define TRUE 1
+#endif /*TRUE*/
+
+#ifndef FALSE
+#define FALSE 0
+#endif /*FALSE*/
+
+Bool
+ephyrDRIQueryDirectRenderingCapable (int a_screen, Bool *a_is_capable)
+{
+    Display *dpy=hostx_get_display () ;
+    Bool is_ok=FALSE ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_is_capable, FALSE) ;
+    EPHYR_LOG ("enter\n") ;
+    is_ok = XF86DRIQueryDirectRenderingCapable (dpy, DefaultScreen (dpy),
+                                                a_is_capable) ;
+    EPHYR_LOG ("leave. is_capable:%d, is_ok=%d\n", *a_is_capable, is_ok) ;
+
+    return is_ok ;
+}
+
+Bool
+ephyrDRIOpenConnection (int a_screen,
+                        drm_handle_t *a_sarea,
+                        char **a_bus_id_string)
+{
+    Display *dpy = hostx_get_display () ;
+    Bool is_ok=FALSE ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_bus_id_string, FALSE) ;
+    EPHYR_LOG ("enter. screen:%d\n", a_screen) ;
+    is_ok = XF86DRIOpenConnection (dpy, DefaultScreen (dpy),
+                                   a_sarea,
+                                   a_bus_id_string) ;
+    if (*a_bus_id_string) {
+        EPHYR_LOG ("leave. bus_id_string:%s, is_ok:%d\n",
+                   *a_bus_id_string, is_ok) ;
+    } else {
+        EPHYR_LOG ("leave. bus_id_string:null, is_ok:%d\n",
+                   is_ok) ;
+    }
+    return is_ok ;
+}
+
+Bool
+ephyrDRIAuthConnection (int a_screen, drm_magic_t a_magic)
+{
+    Display *dpy = hostx_get_display () ;
+    Bool is_ok=FALSE ;
+
+    EPHYR_LOG ("enter\n") ;
+    is_ok = XF86DRIAuthConnection (dpy, DefaultScreen (dpy), a_magic) ;
+    EPHYR_LOG ("leave. is_ok:%d\n", is_ok) ;
+    return is_ok ;
+}
+
+Bool
+ephyrDRICloseConnection (int a_screen)
+{
+    Display *dpy = hostx_get_display () ;
+    Bool is_ok=FALSE ;
+
+    EPHYR_LOG ("enter\n") ;
+    is_ok = XF86DRICloseConnection (dpy, DefaultScreen (dpy)) ;
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+Bool
+ephyrDRIGetClientDriverName (int a_screen,
+                             int *a_ddx_driver_major_version,
+                             int *a_ddx_driver_minor_version,
+                             int *a_ddx_driver_patch_version,
+                             char ** a_client_driver_name)
+{
+    Display *dpy = hostx_get_display () ;
+    Bool is_ok=FALSE ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_ddx_driver_major_version
+                              && a_ddx_driver_minor_version
+                              && a_ddx_driver_patch_version
+                              && a_client_driver_name,
+                              FALSE);
+    EPHYR_LOG ("enter\n") ;
+    is_ok = XF86DRIGetClientDriverName (dpy, DefaultScreen (dpy),
+                                        a_ddx_driver_major_version,
+                                        a_ddx_driver_minor_version,
+                                        a_ddx_driver_patch_version,
+                                        a_client_driver_name) ;
+    EPHYR_LOG ("major:%d, minor:%d, patch:%d, name:%s\n",
+                *a_ddx_driver_major_version,
+                *a_ddx_driver_minor_version,
+                *a_ddx_driver_patch_version,
+                *a_client_driver_name) ;
+    EPHYR_LOG ("leave:%d\n", is_ok) ;
+    return is_ok ;
+}
+
+Bool
+ephyrDRICreateContext (int a_screen,
+                       int a_visual_id,
+                       unsigned long int *a_returned_ctxt_id,
+                       drm_context_t *a_hw_ctxt)
+{
+    Display *dpy = hostx_get_display () ;
+    Bool is_ok=FALSE ;
+    Visual v;
+
+    EPHYR_LOG ("enter. screen:%d, visual:%d\n", a_screen, a_visual_id) ;
+    memset (&v, 0, sizeof (v)) ;
+    v.visualid = a_visual_id ;
+    is_ok = XF86DRICreateContext (dpy,
+                                  DefaultScreen (dpy),
+                                  &v,
+                                  a_returned_ctxt_id,
+                                  a_hw_ctxt) ;
+    EPHYR_LOG ("leave:%d\n", is_ok) ;
+    return is_ok ;
+}
+
+Bool
+ephyrDRIDestroyContext (int a_screen,
+                        int a_context_id)
+{
+    Display *dpy = hostx_get_display () ;
+    Bool is_ok=FALSE ;
+
+    EPHYR_LOG ("enter\n") ;
+    is_ok = XF86DRIDestroyContext (dpy, DefaultScreen (dpy), a_context_id) ;
+    EPHYR_LOG ("leave:%d\n", is_ok) ;
+    return is_ok ;
+}
+
+Bool
+ephyrDRICreateDrawable (int a_screen,
+                        int a_drawable,
+                        drm_drawable_t *a_hw_drawable)
+{
+    Bool is_ok=FALSE;
+    Display *dpy=hostx_get_display () ;
+
+    EPHYR_LOG ("enter\n") ;
+    is_ok = XF86DRICreateDrawable (dpy, DefaultScreen (dpy),
+                                   a_drawable, a_hw_drawable) ;
+    EPHYR_LOG ("leave. is_ok:%d\n", is_ok) ;
+    return is_ok ;
+}
+
+Bool
+ephyrDRIDestroyDrawable (int a_screen, int a_drawable)
+{
+    EPHYR_LOG ("enter\n") ;
+    EPHYR_LOG_ERROR ("not implemented yet\n") ;
+    EPHYR_LOG ("leave\n") ;
+    return FALSE ;
+}
+
+Bool
+ephyrDRIGetDrawableInfo (int a_screen,
+                         int a_drawable,
+                         unsigned int *a_index,
+                         unsigned int *a_stamp,
+                         int *a_x,
+                         int *a_y,
+                         int *a_w,
+                         int *a_h,
+                         int *a_num_clip_rects,
+                         drm_clip_rect_t **a_clip_rects,
+                         int *a_back_x,
+                         int *a_back_y,
+                         int *a_num_back_clip_rects,
+                         drm_clip_rect_t **a_back_clip_rects)
+{
+    Bool is_ok=FALSE;
+    Display *dpy=hostx_get_display ()  ;
+    EphyrHostWindowAttributes attrs ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_x && a_y && a_w && a_h
+                              && a_num_clip_rects,
+                              FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+    memset (&attrs, 0, sizeof (attrs)) ;
+    if (!hostx_get_window_attributes (a_drawable, &attrs)) {
+        EPHYR_LOG_ERROR ("failed to query host window attributes\n") ;
+        goto out;
+    }
+    if (!XF86DRIGetDrawableInfo (dpy, DefaultScreen (dpy), a_drawable,
+                                 a_index, a_stamp,
+                                 a_x, a_y,
+                                 a_w, a_h,
+                                 a_num_clip_rects, a_clip_rects,
+                                 a_back_x, a_back_y,
+                                 a_num_back_clip_rects,
+                                 a_back_clip_rects)) {
+        EPHYR_LOG_ERROR ("XF86DRIGetDrawableInfo ()\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("host x,y,w,h: (%d,%d,%d,%d)\n", *a_x, *a_y, *a_w, *a_h) ;
+    if (*a_num_clip_rects) {
+        free (*a_back_clip_rects) ;
+        *a_back_clip_rects = calloc (*a_num_clip_rects,
+                                     sizeof (drm_clip_rect_t)) ;
+        memmove (*a_back_clip_rects,
+                 *a_clip_rects,
+                 *a_num_clip_rects * sizeof (drm_clip_rect_t)) ;
+        *a_num_back_clip_rects = *a_num_clip_rects;
+    }
+    EPHYR_LOG ("num back clip rects:%d, num clip rects:%d\n",
+               *a_num_clip_rects, *a_num_back_clip_rects) ;
+    *a_back_x = *a_x ;
+    *a_back_y = *a_y ;
+    *a_w = attrs.width;
+    *a_h = attrs.height;
+
+    is_ok = TRUE ;
+out:
+    EPHYR_LOG ("leave. index:%d, stamp:%d, x,y:(%d,%d), w,y:(%d,%d)\n",
+               *a_index, *a_stamp, *a_x, *a_y, *a_w, *a_h) ;
+    return is_ok ;
+}
+
+Bool
+ephyrDRIGetDeviceInfo (int a_screen,
+                       drm_handle_t *a_frame_buffer,
+                       int *a_fb_origin,
+                       int *a_fb_size,
+                       int *a_fb_stride,
+                       int *a_dev_private_size,
+                       void **a_dev_private)
+{
+    Bool is_ok = FALSE ;
+    Display *dpy = hostx_get_display () ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
+    EPHYR_LOG ("enter\n") ;
+    is_ok = XF86DRIGetDeviceInfo (dpy, DefaultScreen (dpy), a_frame_buffer,
+                                  a_fb_origin, a_fb_size, a_fb_stride,
+                                  a_dev_private_size, a_dev_private) ;
+    EPHYR_LOG ("leave:%d\n", is_ok) ;
+    return is_ok ;
+}
+#endif /*EPHYR_DRI*/
+
diff --git a/hw/kdrive/ephyr/ephyrdri.h b/hw/kdrive/ephyr/ephyrdri.h
new file mode 100644
index 000000000..af8bb11fd
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrdri.h
@@ -0,0 +1,75 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+
+#ifndef __EPHYRDRI_H__
+#define __EPHYRDRI_H__
+
+#include <xf86drm.h>
+
+Bool ephyrDRIQueryDirectRenderingCapable (int a_screen, Bool *a_is_capable) ;
+Bool ephyrDRIOpenConnection (int screen, drm_handle_t *a_sarea, char **a_bus_id_string) ;
+Bool ephyrDRIAuthConnection (int a_screen, drm_magic_t a_magic) ;
+Bool ephyrDRICloseConnection (int a_screen) ;
+Bool ephyrDRIGetClientDriverName (int a_screen,
+                                  int *a_ddx_driver_major_version,
+                                  int *a_ddx_driver_minor_version,
+                                  int *a_ddx_driver_patch_version,
+                                  char ** a_client_driver_name) ;
+Bool ephyrDRICreateContext (int a_screen,
+                            int a_visual_id,
+                            unsigned long int *a_returned_ctx_id,
+                            drm_context_t *a_hw_ctx) ;
+Bool ephyrDRIDestroyContext (int a_screen,
+                             int a_context_id) ;
+Bool ephyrDRICreateDrawable (int a_screen,
+                             int a_drawable,
+                             drm_drawable_t *a_hw_drawable) ;
+Bool ephyrDRIDestroyDrawable (int a_screen, int a_drawable) ;
+Bool ephyrDRIGetDrawableInfo (int a_screen,
+                              int /*Drawable*/a_drawable,
+                              unsigned int *a_index,
+                              unsigned int *a_stamp,
+                              int *a_x,
+                              int *a_y,
+                              int *a_w,
+                              int *a_h,
+                              int *a_num_clip_rects,
+                              drm_clip_rect_t **a_clip_rects,
+                              int *a_back_x,
+                              int *a_back_y,
+                              int *num_back_clip_rects,
+                              drm_clip_rect_t **a_back_clip_rects) ;
+Bool ephyrDRIGetDeviceInfo (int a_screen,
+                            drm_handle_t *a_frame_buffer,
+                            int *a_fb_origin,
+                            int *a_fb_size,
+                            int *a_fb_stride,
+                            int *a_dev_private_size,
+                            void **a_dev_private) ;
+#endif /*__EPHYRDRI_H__*/
+
diff --git a/hw/kdrive/ephyr/ephyrdriext.c b/hw/kdrive/ephyr/ephyrdriext.c
new file mode 100644
index 000000000..e3d0cfbb4
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrdriext.c
@@ -0,0 +1,1448 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * This file is heavily copied from hw/xfree86/dri/xf86dri.c
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+
+#ifdef XEPHYR_DRI
+
+#include <string.h>
+
+#define NEED_REPLIES
+#define NEED_EVENTS
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#define _XF86DRI_SERVER_
+#include <X11/dri/xf86dri.h>
+#include <X11/dri/xf86dristr.h>
+#include "misc.h"
+#include "dixstruct.h"
+#include "extnsionst.h"
+#include "colormapst.h"
+#include "cursorstr.h"
+#include "scrnintstr.h"
+#include "windowstr.h"
+#include "servermd.h"
+#include "swaprep.h"
+#include "ephyrdri.h"
+#include "ephyrdriext.h"
+#include "hostx.h"
+#define _HAVE_XALLOC_DECLS
+#include "ephyrlog.h"
+
+typedef struct {
+    WindowPtr local ;
+    int remote ;
+} EphyrWindowPair;
+
+typedef struct {
+    int foo;
+} EphyrDRIWindowPrivRec;
+typedef EphyrDRIWindowPrivRec* EphyrDRIWindowPrivPtr;
+
+typedef struct {
+    CreateWindowProcPtr CreateWindow ;
+    DestroyWindowProcPtr DestroyWindow ;
+    MoveWindowProcPtr MoveWindow ;
+    PositionWindowProcPtr PositionWindow ;
+    ClipNotifyProcPtr ClipNotify ;
+} EphyrDRIScreenPrivRec;
+typedef EphyrDRIScreenPrivRec* EphyrDRIScreenPrivPtr;
+
+static int DRIErrorBase;
+
+static DISPATCH_PROC(ProcXF86DRIQueryVersion);
+static DISPATCH_PROC(ProcXF86DRIQueryDirectRenderingCapable);
+static DISPATCH_PROC(ProcXF86DRIOpenConnection);
+static DISPATCH_PROC(ProcXF86DRICloseConnection);
+static DISPATCH_PROC(ProcXF86DRIGetClientDriverName);
+static DISPATCH_PROC(ProcXF86DRICreateContext);
+static DISPATCH_PROC(ProcXF86DRIDestroyContext);
+static DISPATCH_PROC(ProcXF86DRICreateDrawable);
+static DISPATCH_PROC(ProcXF86DRIDestroyDrawable);
+static DISPATCH_PROC(ProcXF86DRIGetDrawableInfo);
+static DISPATCH_PROC(ProcXF86DRIGetDeviceInfo);
+static DISPATCH_PROC(ProcXF86DRIDispatch);
+static DISPATCH_PROC(ProcXF86DRIAuthConnection);
+
+static DISPATCH_PROC(SProcXF86DRIQueryVersion);
+static DISPATCH_PROC(SProcXF86DRIQueryDirectRenderingCapable);
+static DISPATCH_PROC(SProcXF86DRIDispatch);
+
+static void XF86DRIResetProc(ExtensionEntry* extEntry);
+
+static Bool ephyrDRIScreenInit (ScreenPtr a_screen) ;
+static Bool ephyrDRICreateWindow (WindowPtr a_win) ;
+static Bool ephyrDRIDestroyWindow (WindowPtr a_win) ;
+static void ephyrDRIMoveWindow (WindowPtr a_win,
+                                int a_x, int a_y,
+                                WindowPtr a_siblings,
+                                VTKind a_kind);
+static Bool ephyrDRIPositionWindow (WindowPtr a_win,
+                                    int x, int y) ;
+static void ephyrDRIClipNotify (WindowPtr a_win,
+                                int a_x, int a_y) ;
+
+static Bool EphyrMirrorHostVisuals (ScreenPtr a_screen) ;
+static Bool destroyHostPeerWindow (const WindowPtr a_win) ;
+static Bool findWindowPairFromLocal (WindowPtr a_local,
+                                     EphyrWindowPair **a_pair);
+
+static unsigned char DRIReqCode = 0;
+
+static int ephyrDRIGeneration=-1 ;
+static int ephyrDRIWindowIndex=-1 ;
+static int ephyrDRIScreenIndex=-1 ;
+
+#define GET_EPHYR_DRI_WINDOW_PRIV(win) \
+    ((EphyrDRIWindowPrivPtr)((win)->devPrivates[ephyrDRIWindowIndex].ptr))
+#define GET_EPHYR_DRI_SCREEN_PRIV(screen) \
+    ((EphyrDRIScreenPrivPtr)((screen)->devPrivates[ephyrDRIScreenIndex].ptr))
+
+
+Bool
+ephyrDRIExtensionInit (ScreenPtr a_screen)
+{
+    Bool is_ok=FALSE ;
+    ExtensionEntry* extEntry=NULL;
+    EphyrDRIScreenPrivPtr screen_priv=NULL ;
+
+    EPHYR_LOG ("enter\n") ;
+    if (!hostx_has_dri ()) {
+        EPHYR_LOG ("host does not have DRI extension\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("host X does have DRI extension\n") ;
+    if (!hostx_has_xshape ()) {
+        EPHYR_LOG ("host does not have XShape extension\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("host X does have XShape extension\n") ;
+
+#ifdef XF86DRI_EVENTS
+    EventType = CreateNewResourceType (XF86DRIFreeEvents);
+#endif
+
+    if ((extEntry = AddExtension(XF86DRINAME,
+				 XF86DRINumberEvents,
+				 XF86DRINumberErrors,
+				 ProcXF86DRIDispatch,
+				 SProcXF86DRIDispatch,
+				 XF86DRIResetProc,
+				 StandardMinorOpcode))) {
+	DRIReqCode = (unsigned char)extEntry->base;
+	DRIErrorBase = extEntry->errorBase;
+    } else {
+        EPHYR_LOG_ERROR ("failed to register DRI extension\n") ;
+        goto out ;
+    }
+    if (ephyrDRIGeneration != serverGeneration) {
+        ephyrDRIScreenIndex = AllocateScreenPrivateIndex () ;
+        if (ephyrDRIScreenIndex < 0) {
+            EPHYR_LOG_ERROR ("failed to allocate screen priv index\n") ;
+            goto out ;
+        }
+    }
+    screen_priv = xcalloc (1, sizeof (EphyrDRIScreenPrivRec)) ;
+    if (!screen_priv) {
+        EPHYR_LOG_ERROR ("failed to allocate screen_priv\n") ;
+        goto out ;
+    }
+    a_screen->devPrivates[ephyrDRIScreenIndex].ptr = screen_priv;
+
+    if (!ephyrDRIScreenInit (a_screen)) {
+        EPHYR_LOG_ERROR ("ephyrDRIScreenInit() failed\n") ;
+        goto out ;
+    }
+    EphyrMirrorHostVisuals (a_screen) ;
+    if (ephyrDRIGeneration != serverGeneration) {
+        ephyrDRIGeneration = serverGeneration ;
+    }
+    is_ok=TRUE ;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+static Bool
+ephyrDRIScreenInit (ScreenPtr a_screen)
+{
+    Bool is_ok=FALSE ;
+    EphyrDRIScreenPrivPtr screen_priv=NULL ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_screen, FALSE) ;
+
+    screen_priv=GET_EPHYR_DRI_SCREEN_PRIV (a_screen) ;
+    EPHYR_RETURN_VAL_IF_FAIL (screen_priv, FALSE) ;
+
+    if (ephyrDRIGeneration != serverGeneration) {
+        ephyrDRIWindowIndex = AllocateWindowPrivateIndex () ;
+        if (ephyrDRIWindowIndex < 0) {
+            EPHYR_LOG_ERROR ("failed to allocate window priv index\n") ;
+            goto out ;
+        }
+    }
+    if (!AllocateWindowPrivate (a_screen, ephyrDRIWindowIndex, 0)) {
+        EPHYR_LOG_ERROR ("failed to allocate window privates\n") ;
+        goto out ;
+    }
+    screen_priv->CreateWindow = a_screen->CreateWindow ;
+    screen_priv->DestroyWindow = a_screen->DestroyWindow ;
+    screen_priv->MoveWindow = a_screen->MoveWindow ;
+    screen_priv->PositionWindow = a_screen->PositionWindow ;
+    screen_priv->ClipNotify = a_screen->ClipNotify ;
+
+    a_screen->CreateWindow = ephyrDRICreateWindow ;
+    a_screen->DestroyWindow = ephyrDRIDestroyWindow ;
+    a_screen->MoveWindow = ephyrDRIMoveWindow ;
+    a_screen->PositionWindow = ephyrDRIPositionWindow ;
+    a_screen->ClipNotify = ephyrDRIClipNotify ;
+
+    is_ok = TRUE ;
+out:
+    return is_ok ;
+}
+
+static Bool
+ephyrDRICreateWindow (WindowPtr a_win)
+{
+    Bool is_ok=FALSE ;
+    ScreenPtr screen=NULL ;
+    EphyrDRIScreenPrivPtr screen_priv =NULL;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_win, FALSE) ;
+    screen = a_win->drawable.pScreen ;
+    EPHYR_RETURN_VAL_IF_FAIL (screen, FALSE) ;
+    screen_priv = GET_EPHYR_DRI_SCREEN_PRIV (screen) ;
+    EPHYR_RETURN_VAL_IF_FAIL (screen_priv
+                              && screen_priv->CreateWindow,
+                              FALSE) ;
+
+    EPHYR_LOG ("enter. win:%#x\n",
+               (unsigned int)a_win) ;
+
+    screen->CreateWindow = screen_priv->CreateWindow ;
+    is_ok = (*screen->CreateWindow) (a_win) ;
+    screen->CreateWindow = ephyrDRICreateWindow ;
+
+    if (is_ok) {
+        a_win->devPrivates[ephyrDRIWindowIndex].ptr = NULL ;
+    }
+    return is_ok ;
+}
+
+static Bool
+ephyrDRIDestroyWindow (WindowPtr a_win)
+{
+    Bool is_ok=FALSE ;
+    ScreenPtr screen=NULL ;
+    EphyrDRIScreenPrivPtr screen_priv =NULL;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_win, FALSE) ;
+    screen = a_win->drawable.pScreen ;
+    EPHYR_RETURN_VAL_IF_FAIL (screen, FALSE) ;
+    screen_priv = GET_EPHYR_DRI_SCREEN_PRIV (screen) ;
+    EPHYR_RETURN_VAL_IF_FAIL (screen_priv
+                              && screen_priv->DestroyWindow,
+                              FALSE) ;
+
+    screen->DestroyWindow = screen_priv->DestroyWindow ;
+    if (screen->DestroyWindow) {
+        is_ok = (*screen->DestroyWindow) (a_win) ;
+    }
+    screen->DestroyWindow = ephyrDRIDestroyWindow ;
+
+    if (is_ok) {
+        EphyrDRIWindowPrivPtr win_priv=GET_EPHYR_DRI_WINDOW_PRIV (a_win) ;
+        if (win_priv) {
+            destroyHostPeerWindow (a_win) ;
+            xfree (win_priv) ;
+            a_win->devPrivates[ephyrDRIWindowIndex].ptr = NULL ;
+            EPHYR_LOG ("destroyed the remote peer window\n") ;
+        }
+    }
+    return is_ok ;
+}
+
+static void
+ephyrDRIMoveWindow (WindowPtr a_win,
+                    int a_x, int a_y,
+                    WindowPtr a_siblings,
+                    VTKind a_kind)
+{
+    Bool is_ok=FALSE ;
+    ScreenPtr screen=NULL ;
+    EphyrDRIScreenPrivPtr screen_priv =NULL;
+    EphyrDRIWindowPrivPtr win_priv=NULL ;
+    EphyrWindowPair *pair=NULL ;
+    EphyrBox geo;
+    int x=0,y=0;/*coords relative to parent window*/
+
+    EPHYR_RETURN_IF_FAIL (a_win) ;
+
+    EPHYR_LOG ("enter\n") ;
+    screen = a_win->drawable.pScreen ;
+    EPHYR_RETURN_IF_FAIL (screen) ;
+    screen_priv = GET_EPHYR_DRI_SCREEN_PRIV (screen) ;
+    EPHYR_RETURN_IF_FAIL (screen_priv
+                          && screen_priv->MoveWindow) ;
+
+    screen->MoveWindow = screen_priv->MoveWindow ;
+    if (screen->MoveWindow) {
+        (*screen->MoveWindow) (a_win, a_x, a_y, a_siblings, a_kind) ;
+    }
+    screen->MoveWindow = ephyrDRIMoveWindow ;
+
+    EPHYR_LOG ("window: %#x\n", (unsigned int)a_win) ;
+    if (!a_win->parent) {
+        EPHYR_LOG ("cannot move root window\n") ;
+        is_ok = TRUE ;
+        goto out ;
+    }
+    win_priv = GET_EPHYR_DRI_WINDOW_PRIV (a_win) ;
+    if (!win_priv) {
+        EPHYR_LOG ("not a DRI peered window\n") ;
+        is_ok = TRUE ;
+        goto out ;
+    }
+    if (!findWindowPairFromLocal (a_win, &pair) || !pair) {
+        EPHYR_LOG_ERROR ("failed to get window pair\n") ;
+        goto out ;
+    }
+    /*compute position relative to parent window*/
+    x = a_win->drawable.x - a_win->parent->drawable.x ;
+    y = a_win->drawable.y - a_win->parent->drawable.y ;
+    /*set the geometry to pass to hostx_set_window_geometry*/
+    memset (&geo, 0, sizeof (geo)) ;
+    geo.x = x ;
+    geo.y = y ;
+    geo.width = a_win->drawable.width ;
+    geo.height = a_win->drawable.height ;
+    hostx_set_window_geometry (pair->remote, &geo) ;
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave. is_ok:%d\n", is_ok) ;
+    /*do cleanup here*/
+}
+
+static Bool
+ephyrDRIPositionWindow (WindowPtr a_win,
+                        int a_x, int a_y)
+{
+    Bool is_ok=FALSE ;
+    ScreenPtr screen=NULL ;
+    EphyrDRIScreenPrivPtr screen_priv =NULL;
+    EphyrDRIWindowPrivPtr win_priv=NULL ;
+    EphyrWindowPair *pair=NULL ;
+    EphyrBox geo;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_win, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+    screen = a_win->drawable.pScreen ;
+    EPHYR_RETURN_VAL_IF_FAIL (screen, FALSE) ;
+    screen_priv = GET_EPHYR_DRI_SCREEN_PRIV (screen) ;
+    EPHYR_RETURN_VAL_IF_FAIL (screen_priv
+                              && screen_priv->PositionWindow,
+                              FALSE) ;
+
+    screen->PositionWindow = screen_priv->PositionWindow ;
+    if (screen->PositionWindow) {
+        (*screen->PositionWindow) (a_win, a_x, a_y) ;
+    }
+    screen->PositionWindow = ephyrDRIPositionWindow ;
+
+    EPHYR_LOG ("window: %#x\n", (unsigned int)a_win) ;
+    win_priv = GET_EPHYR_DRI_WINDOW_PRIV (a_win) ;
+    if (!win_priv) {
+        EPHYR_LOG ("not a DRI peered window\n") ;
+        is_ok = TRUE ;
+        goto out ;
+    }
+    if (!findWindowPairFromLocal (a_win, &pair) || !pair) {
+        EPHYR_LOG_ERROR ("failed to get window pair\n") ;
+        goto out ;
+    }
+    /*set the geometry to pass to hostx_set_window_geometry*/
+    memset (&geo, 0, sizeof (geo)) ;
+    geo.x = a_x ;
+    geo.y = a_y ;
+    geo.width = a_win->drawable.width ;
+    geo.height = a_win->drawable.height ;
+    hostx_set_window_geometry (pair->remote, &geo) ;
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave. is_ok:%d\n", is_ok) ;
+    /*do cleanup here*/
+    return is_ok ;
+}
+
+static void
+ephyrDRIClipNotify (WindowPtr a_win,
+                    int a_x, int a_y)
+{
+    Bool is_ok=FALSE ;
+    ScreenPtr screen=NULL ;
+    EphyrDRIScreenPrivPtr screen_priv =NULL;
+    EphyrDRIWindowPrivPtr win_priv=NULL ;
+    EphyrWindowPair *pair=NULL ;
+    EphyrRect *rects=NULL;
+    int i=0 ;
+
+    EPHYR_RETURN_IF_FAIL (a_win) ;
+
+    EPHYR_LOG ("enter\n") ;
+    screen = a_win->drawable.pScreen ;
+    EPHYR_RETURN_IF_FAIL (screen) ;
+    screen_priv = GET_EPHYR_DRI_SCREEN_PRIV (screen) ;
+    EPHYR_RETURN_IF_FAIL (screen_priv && screen_priv->ClipNotify) ;
+
+    screen->ClipNotify = screen_priv->ClipNotify ;
+    if (screen->ClipNotify) {
+        (*screen->ClipNotify) (a_win, a_x, a_y) ;
+    }
+    screen->ClipNotify = ephyrDRIClipNotify ;
+
+    EPHYR_LOG ("window: %#x\n", (unsigned int)a_win) ;
+    win_priv = GET_EPHYR_DRI_WINDOW_PRIV (a_win) ;
+    if (!win_priv) {
+        EPHYR_LOG ("not a DRI peered window\n") ;
+        is_ok = TRUE ;
+        goto out ;
+    }
+    if (!findWindowPairFromLocal (a_win, &pair) || !pair) {
+        EPHYR_LOG_ERROR ("failed to get window pair\n") ;
+        goto out ;
+    }
+    rects = xcalloc (REGION_NUM_RECTS (&a_win->clipList),
+                     sizeof (EphyrRect)) ;
+    for (i=0; i < REGION_NUM_RECTS (&a_win->clipList); i++) {
+        memmove (&rects[i],
+                 &REGION_RECTS (&a_win->clipList)[i],
+                 sizeof (EphyrRect)) ;
+        rects[i].x1 -= a_win->drawable.x;
+        rects[i].x2 -= a_win->drawable.x;
+        rects[i].y1 -= a_win->drawable.y;
+        rects[i].y2 -= a_win->drawable.y;
+    }
+    /*
+     * push the clipping region of this window
+     * to the peer window in the host
+     */
+    is_ok = hostx_set_window_bounding_rectangles
+                                (pair->remote,
+                                 rects,
+                                 REGION_NUM_RECTS (&a_win->clipList)) ;
+    is_ok = TRUE ;
+
+out:
+    if (rects) {
+        xfree (rects) ;
+        rects = NULL ;
+    }
+    EPHYR_LOG ("leave. is_ok:%d\n", is_ok) ;
+    /*do cleanup here*/
+}
+
+/**
+ * Duplicates a visual of a_screen
+ * In screen a_screen, for depth a_depth, find a visual which
+ * bitsPerRGBValue and colormap size equal
+ * a_bits_per_rgb_values and a_colormap_entries.
+ * The ID of that duplicated visual is set to a_new_id.
+ * That duplicated visual is then added to the list of visuals
+ * of the screen.
+ */
+static Bool
+EphyrDuplicateVisual (unsigned int a_screen,
+                      short a_depth,
+                      short a_class,
+                      short a_bits_per_rgb_values,
+                      short a_colormap_entries,
+                      unsigned int a_red_mask,
+                      unsigned int a_green_mask,
+                      unsigned int a_blue_mask,
+                      unsigned int a_new_id)
+{
+    Bool is_ok = FALSE, found_visual=FALSE, found_depth=FALSE ;
+    ScreenPtr screen=NULL ;
+    VisualRec new_visual, *new_visuals=NULL ;
+    int i=0 ;
+
+    EPHYR_LOG ("enter\n") ; 
+    if (a_screen > screenInfo.numScreens) {
+        EPHYR_LOG_ERROR ("bad screen number\n") ;
+        goto out;
+    }
+    memset (&new_visual, 0, sizeof (VisualRec)) ;
+
+    /*get the screen pointed to by a_screen*/
+    screen = screenInfo.screens[a_screen] ;
+    EPHYR_RETURN_VAL_IF_FAIL (screen, FALSE) ;
+
+    /*
+     * In that screen, first look for an existing visual that has the
+     * same characteristics as those passed in parameter
+     * to this function and copy it.
+     */
+    for (i=0; i < screen->numVisuals; i++) {
+        if (screen->visuals[i].bitsPerRGBValue == a_bits_per_rgb_values &&
+            screen->visuals[i].ColormapEntries == a_colormap_entries ) {
+            /*copy the visual found*/
+            memcpy (&new_visual, &screen->visuals[i], sizeof (new_visual)) ;
+            new_visual.vid = a_new_id ;
+            new_visual.class = a_class ;
+            new_visual.redMask = a_red_mask ;
+            new_visual.greenMask = a_green_mask ;
+            new_visual.blueMask = a_blue_mask ;
+            found_visual = TRUE ;
+            EPHYR_LOG ("found a visual that matches visual id: %d\n",
+                       a_new_id) ;
+            break;
+        }
+    }
+    if (!found_visual) {
+        EPHYR_LOG ("did not find any visual matching %d\n", a_new_id) ;
+        goto out ;
+    }
+    /*
+     * be prepare to extend screen->visuals to add new_visual to it
+     */
+    new_visuals = xcalloc (screen->numVisuals+1, sizeof (VisualRec)) ;
+    memmove (new_visuals,
+             screen->visuals,
+             screen->numVisuals*sizeof (VisualRec)) ;
+    memmove (&new_visuals[screen->numVisuals],
+             &new_visual,
+             sizeof (VisualRec)) ;
+    /*
+     * Now, in that same screen, update the screen->allowedDepths member.
+     * In that array, each element represents the visuals applicable to
+     * a given depth. So we need to add an entry matching the new visual
+     * that we are going to add to screen->visuals
+     */
+    for (i=0; i<screen->numDepths; i++) {
+        VisualID *vids=NULL;
+        DepthPtr cur_depth=NULL ;
+        /*find the entry matching a_depth*/
+        if (screen->allowedDepths[i].depth != a_depth)
+            continue ;
+        cur_depth = &screen->allowedDepths[i];
+        /*
+         * extend the list of visual IDs in that entry,
+         * so to add a_new_id in there.
+         */
+        vids = xrealloc (cur_depth->vids,
+                         (cur_depth->numVids+1)*sizeof (VisualID));
+        if (!vids) {
+            EPHYR_LOG_ERROR ("failed to realloc numids\n") ;
+            goto out ;
+        }
+        vids[cur_depth->numVids] = a_new_id ;
+        /*
+         * Okay now commit our change.
+         * Do really update screen->allowedDepths[i]
+         */
+        cur_depth->numVids++ ;
+        cur_depth->vids = vids ;
+        found_depth=TRUE;
+    }
+    if (!found_depth) {
+        EPHYR_LOG_ERROR ("failed to update screen[%d]->allowedDepth\n",
+                         a_screen) ;
+        goto out ;
+    }
+    /*
+     * Commit our change to screen->visuals
+     */
+    xfree (screen->visuals) ;
+    screen->visuals = new_visuals ;
+    screen->numVisuals++ ;
+    new_visuals = NULL ;
+
+    is_ok = TRUE ;
+out:
+    if (new_visuals) {
+        xfree (new_visuals) ;
+        new_visuals = NULL ;
+    }
+    EPHYR_LOG ("leave\n") ; 
+    return is_ok ;
+}
+
+/**
+ * Duplicates the visuals of the host X server.
+ * This is necessary to have visuals that have the same
+ * ID as those of the host X. It is important to have that for
+ * GLX.
+ */
+static Bool
+EphyrMirrorHostVisuals (ScreenPtr a_screen)
+{
+    Bool is_ok=FALSE;
+    EphyrHostVisualInfo  *visuals=NULL;
+    int nb_visuals=0, i=0;
+
+    EPHYR_LOG ("enter\n") ;
+    if (!hostx_get_visuals_info (&visuals, &nb_visuals)) {
+        EPHYR_LOG_ERROR ("failed to get host visuals\n") ;
+        goto out ;
+    }
+    for (i=0; i<nb_visuals; i++) {
+        if (!EphyrDuplicateVisual (a_screen->myNum,
+                                   visuals[i].depth,
+                                   visuals[i].class,
+                                   visuals[i].bits_per_rgb,
+                                   visuals[i].colormap_size,
+                                   visuals[i].red_mask,
+                                   visuals[i].green_mask,
+                                   visuals[i].blue_mask,
+                                   visuals[i].visualid)) {
+            EPHYR_LOG_ERROR ("failed to duplicate host visual %d\n",
+                             (int)visuals[i].visualid) ;
+        }
+    }
+
+    is_ok = TRUE ;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok;
+}
+
+
+/*ARGSUSED*/
+static void
+XF86DRIResetProc (
+    ExtensionEntry* extEntry
+)
+{
+}
+
+static int
+ProcXF86DRIQueryVersion (register ClientPtr client)
+{
+    xXF86DRIQueryVersionReply rep;
+    register int n;
+
+    EPHYR_LOG ("enter\n") ;
+
+    REQUEST_SIZE_MATCH(xXF86DRIQueryVersionReq);
+    rep.type = X_Reply;
+    rep.length = 0;
+    rep.sequenceNumber = client->sequence;
+    rep.majorVersion = XF86DRI_MAJOR_VERSION;
+    rep.minorVersion = XF86DRI_MINOR_VERSION;
+    rep.patchVersion = XF86DRI_PATCH_VERSION;
+    if (client->swapped) {
+    	swaps(&rep.sequenceNumber, n);
+    	swapl(&rep.length, n);
+	swaps(&rep.majorVersion, n);
+	swaps(&rep.minorVersion, n);
+	swapl(&rep.patchVersion, n);
+    }
+    WriteToClient(client, sizeof(xXF86DRIQueryVersionReply), (char *)&rep);
+    EPHYR_LOG ("leave\n") ;
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRIQueryDirectRenderingCapable (register ClientPtr client)
+{
+    xXF86DRIQueryDirectRenderingCapableReply	rep;
+    Bool isCapable;
+    register int n;
+
+    EPHYR_LOG ("enter\n") ;
+    REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
+    REQUEST_SIZE_MATCH(xXF86DRIQueryDirectRenderingCapableReq);
+    if (stuff->screen >= screenInfo.numScreens) {
+	client->errorValue = stuff->screen;
+	return BadValue;
+    }
+
+    rep.type = X_Reply;
+    rep.length = 0;
+    rep.sequenceNumber = client->sequence;
+
+    if (!ephyrDRIQueryDirectRenderingCapable (stuff->screen, &isCapable)) {
+        return BadValue;
+    }
+    rep.isCapable = isCapable;
+
+    if (!LocalClient(client) || client->swapped)
+	rep.isCapable = 0;
+
+    if (client->swapped) {
+    	swaps(&rep.sequenceNumber, n);
+    	swapl(&rep.length, n);
+    }
+
+    WriteToClient(client, sizeof(xXF86DRIQueryDirectRenderingCapableReply), (char *)&rep);
+    EPHYR_LOG ("leave\n") ;
+
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRIOpenConnection (register ClientPtr client)
+{
+    xXF86DRIOpenConnectionReply rep;
+    drm_handle_t			hSAREA;
+    char*			busIdString;
+
+    EPHYR_LOG ("enter\n") ;
+    REQUEST(xXF86DRIOpenConnectionReq);
+    REQUEST_SIZE_MATCH(xXF86DRIOpenConnectionReq);
+    if (stuff->screen >= screenInfo.numScreens) {
+	client->errorValue = stuff->screen;
+	return BadValue;
+    }
+
+    if (!ephyrDRIOpenConnection(stuff->screen,
+                                &hSAREA,
+                                &busIdString)) {
+        return BadValue;
+    }
+
+    rep.type = X_Reply;
+    rep.sequenceNumber = client->sequence;
+    rep.busIdStringLength = 0;
+    if (busIdString)
+	rep.busIdStringLength = strlen(busIdString);
+    rep.length = (SIZEOF(xXF86DRIOpenConnectionReply) - SIZEOF(xGenericReply) +
+                  ((rep.busIdStringLength + 3) & ~3)) >> 2;
+
+    rep.hSAREALow  = (CARD32)(hSAREA & 0xffffffff);
+#if defined(LONG64) && !defined(__linux__)
+    rep.hSAREAHigh = (CARD32)(hSAREA >> 32);
+#else
+    rep.hSAREAHigh = 0;
+#endif
+
+    WriteToClient(client, sizeof(xXF86DRIOpenConnectionReply), (char *)&rep);
+    if (rep.busIdStringLength)
+        WriteToClient(client, rep.busIdStringLength, busIdString);
+    EPHYR_LOG ("leave\n") ;
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRIAuthConnection  (register ClientPtr client)
+{
+    xXF86DRIAuthConnectionReply rep;
+
+    EPHYR_LOG ("enter\n") ;
+    REQUEST(xXF86DRIAuthConnectionReq);
+    REQUEST_SIZE_MATCH(xXF86DRIAuthConnectionReq);
+    if (stuff->screen >= screenInfo.numScreens) {
+	client->errorValue = stuff->screen;
+	return BadValue;
+    }
+
+    rep.type = X_Reply;
+    rep.length = 0;
+    rep.sequenceNumber = client->sequence;
+    rep.authenticated = 1;
+
+    if (!ephyrDRIAuthConnection (stuff->screen, stuff->magic)) {
+        ErrorF("Failed to authenticate %lu\n", (unsigned long)stuff->magic);
+        rep.authenticated = 0;
+    }
+    WriteToClient(client, sizeof(xXF86DRIAuthConnectionReply), (char *)&rep);
+    EPHYR_LOG ("leave\n") ;
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRICloseConnection (register ClientPtr client)
+{
+    EPHYR_LOG ("enter\n") ;
+    REQUEST(xXF86DRICloseConnectionReq);
+    REQUEST_SIZE_MATCH(xXF86DRICloseConnectionReq);
+    if (stuff->screen >= screenInfo.numScreens) {
+        client->errorValue = stuff->screen;
+        return BadValue;
+    }
+
+    /*
+    DRICloseConnection( screenInfo.screens[stuff->screen]);
+    */
+
+    EPHYR_LOG ("leave\n") ;
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRIGetClientDriverName (register ClientPtr client)
+{
+    xXF86DRIGetClientDriverNameReply	rep;
+    char* clientDriverName;
+
+    EPHYR_LOG ("enter\n") ;
+    REQUEST(xXF86DRIGetClientDriverNameReq);
+    REQUEST_SIZE_MATCH(xXF86DRIGetClientDriverNameReq);
+    if (stuff->screen >= screenInfo.numScreens) {
+	client->errorValue = stuff->screen;
+	return BadValue;
+    }
+
+    ephyrDRIGetClientDriverName (stuff->screen,
+                                 (int *)&rep.ddxDriverMajorVersion,
+                                 (int *)&rep.ddxDriverMinorVersion,
+                                 (int *)&rep.ddxDriverPatchVersion,
+                                 &clientDriverName);
+
+    rep.type = X_Reply;
+    rep.sequenceNumber = client->sequence;
+    rep.clientDriverNameLength = 0;
+    if (clientDriverName)
+	rep.clientDriverNameLength = strlen(clientDriverName);
+    rep.length = (SIZEOF(xXF86DRIGetClientDriverNameReply) - 
+			SIZEOF(xGenericReply) +
+			((rep.clientDriverNameLength + 3) & ~3)) >> 2;
+
+    WriteToClient(client, 
+	sizeof(xXF86DRIGetClientDriverNameReply), (char *)&rep);
+    if (rep.clientDriverNameLength)
+	WriteToClient(client, 
+                      rep.clientDriverNameLength, 
+                      clientDriverName);
+    EPHYR_LOG ("leave\n") ;
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRICreateContext (register ClientPtr client)
+{
+    xXF86DRICreateContextReply	rep;
+    ScreenPtr pScreen;
+    VisualPtr visual;
+    int i=0;
+    unsigned long context_id=0;
+
+    EPHYR_LOG ("enter\n") ;
+    REQUEST(xXF86DRICreateContextReq);
+    REQUEST_SIZE_MATCH(xXF86DRICreateContextReq);
+    if (stuff->screen >= screenInfo.numScreens) {
+	client->errorValue = stuff->screen;
+	return BadValue;
+    }
+
+    rep.type = X_Reply;
+    rep.length = 0;
+    rep.sequenceNumber = client->sequence;
+
+    pScreen = screenInfo.screens[stuff->screen];
+    visual = pScreen->visuals;
+
+    /* Find the requested X visual */
+    for (i = 0; i < pScreen->numVisuals; i++, visual++)
+	if (visual->vid == stuff->visual)
+	    break;
+    if (i == pScreen->numVisuals) {
+	/* No visual found */
+	return BadValue;
+    }
+
+    context_id = stuff->context ;
+    if (!ephyrDRICreateContext (stuff->screen,
+                                stuff->visual,
+                                &context_id,
+                                (drm_context_t *)&rep.hHWContext)) {
+        return BadValue;
+    }
+
+    WriteToClient(client, sizeof(xXF86DRICreateContextReply), (char *)&rep);
+    EPHYR_LOG ("leave\n") ;
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRIDestroyContext (register ClientPtr client)
+{
+    EPHYR_LOG ("enter\n") ;
+
+    REQUEST(xXF86DRIDestroyContextReq);
+    REQUEST_SIZE_MATCH(xXF86DRIDestroyContextReq);
+    if (stuff->screen >= screenInfo.numScreens) {
+        client->errorValue = stuff->screen;
+        return BadValue;
+    }
+
+   if (!ephyrDRIDestroyContext (stuff->screen, stuff->context)) {
+       return BadValue;
+   }
+
+    EPHYR_LOG ("leave\n") ;
+    return (client->noClientException);
+}
+
+static Bool
+getWindowVisual (const WindowPtr a_win,
+                 VisualPtr *a_visual)
+{
+    int i=0, visual_id=0 ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_win
+                              && a_win->drawable.pScreen
+                              && a_win->drawable.pScreen->visuals,
+                              FALSE) ;
+
+    visual_id = wVisual (a_win) ;
+    for (i=0; i < a_win->drawable.pScreen->numVisuals; i++) {
+        if (a_win->drawable.pScreen->visuals[i].vid == visual_id) {
+            *a_visual = &a_win->drawable.pScreen->visuals[i] ;
+            return TRUE ;
+        }
+    }
+    return FALSE ;
+}
+
+
+#define NUM_WINDOW_PAIRS 256
+static EphyrWindowPair window_pairs[NUM_WINDOW_PAIRS] ;
+
+static Bool
+appendWindowPairToList (WindowPtr a_local,
+                        int a_remote)
+{
+    int i=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_local, FALSE) ;
+
+    EPHYR_LOG ("(local,remote):(%#x, %d)\n", (unsigned int)a_local, a_remote) ;
+
+    for (i=0; i < NUM_WINDOW_PAIRS; i++) {
+        if (window_pairs[i].local == NULL) {
+            window_pairs[i].local = a_local ;
+            window_pairs[i].remote = a_remote ;
+            return TRUE ;
+        }
+    }
+    return FALSE ;
+}
+
+static Bool
+findWindowPairFromLocal (WindowPtr a_local,
+                         EphyrWindowPair **a_pair)
+{
+    int i=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_pair && a_local, FALSE) ;
+
+    for (i=0; i < NUM_WINDOW_PAIRS; i++) {
+        if (window_pairs[i].local == a_local) {
+            *a_pair = &window_pairs[i] ;
+            EPHYR_LOG ("found (%#x, %d)\n",
+                       (unsigned int)(*a_pair)->local,
+                       (*a_pair)->remote) ;
+            return TRUE ;
+        }
+    }
+    return FALSE ;
+}
+
+static Bool
+createHostPeerWindow (const WindowPtr a_win,
+                      int *a_peer_win)
+{
+    Bool is_ok=FALSE ;
+    VisualPtr visual=NULL;
+    EphyrBox geo ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_win && a_peer_win, FALSE) ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_win->drawable.pScreen,
+                              FALSE) ;
+
+    EPHYR_LOG ("enter. a_win '%#x'\n", (unsigned int)a_win) ;
+    if (!getWindowVisual (a_win, &visual)) {
+        EPHYR_LOG_ERROR ("failed to get window visual\n") ;
+        goto out ;
+    }
+    if (!visual) {
+        EPHYR_LOG_ERROR ("failed to create visual\n") ;
+        goto out ;
+    }
+    memset (&geo, 0, sizeof (geo)) ;
+    geo.x = a_win->drawable.x ;
+    geo.y = a_win->drawable.y ;
+    geo.width = a_win->drawable.width ;
+    geo.height = a_win->drawable.height ;
+    if (!hostx_create_window (a_win->drawable.pScreen->myNum,
+                              &geo, visual->vid, a_peer_win)) {
+        EPHYR_LOG_ERROR ("failed to create host peer window\n") ;
+        goto out ;
+    }
+    if (!appendWindowPairToList (a_win, *a_peer_win)) {
+        EPHYR_LOG_ERROR ("failed to append window to pair list\n") ;
+        goto out ;
+    }
+    is_ok = TRUE ;
+out:
+    EPHYR_LOG ("leave:remote win%d\n", *a_peer_win) ;
+    return is_ok ;
+}
+
+static Bool
+destroyHostPeerWindow (const WindowPtr a_win)
+{
+    Bool is_ok = FALSE ;
+    EphyrWindowPair *pair=NULL ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_win, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (!findWindowPairFromLocal (a_win, &pair) || !pair) {
+        EPHYR_LOG_ERROR ("failed to find peer to local window\n") ;
+        goto out;
+    }
+    hostx_destroy_window (pair->remote) ;
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok;
+}
+
+static int
+ProcXF86DRICreateDrawable (ClientPtr client)
+{
+    xXF86DRICreateDrawableReply	rep;
+    DrawablePtr drawable=NULL;
+    WindowPtr window=NULL ;
+    EphyrWindowPair *pair=NULL ;
+    EphyrDRIWindowPrivPtr win_priv=NULL;
+    int rc=0, remote_win=0;
+
+    EPHYR_LOG ("enter\n") ;
+    REQUEST(xXF86DRICreateDrawableReq);
+    REQUEST_SIZE_MATCH(xXF86DRICreateDrawableReq);
+    if (stuff->screen >= screenInfo.numScreens) {
+        client->errorValue = stuff->screen;
+        return BadValue;
+    }
+
+    rep.type = X_Reply;
+    rep.length = 0;
+    rep.sequenceNumber = client->sequence;
+
+    rc = dixLookupDrawable (&drawable, stuff->drawable, client, 0,
+                            DixReadAccess);
+    if (rc != Success)
+        return rc;
+    if (drawable->type != DRAWABLE_WINDOW) {
+        EPHYR_LOG_ERROR ("non drawable windows are not yet supported\n") ;
+        return BadImplementation ;
+    }
+    EPHYR_LOG ("lookedup drawable %#x\n", (unsigned int)drawable) ;
+    window = (WindowPtr)drawable;
+    if (findWindowPairFromLocal (window, &pair) && pair) {
+        remote_win = pair->remote ;
+        EPHYR_LOG ("found window '%#x' paire with remote '%d'\n",
+                   (unsigned int)window, remote_win) ;
+    } else if (!createHostPeerWindow (window, &remote_win)) {
+        EPHYR_LOG_ERROR ("failed to create host peer window\n") ;
+        return BadAlloc ;
+    }
+
+    if (!ephyrDRICreateDrawable (stuff->screen,
+                                 remote_win,
+                                 (drm_drawable_t *)&rep.hHWDrawable)) {
+        EPHYR_LOG_ERROR ("failed to create dri drawable\n") ;
+        return BadValue;
+    }
+
+    win_priv = GET_EPHYR_DRI_WINDOW_PRIV (window) ;
+    if (!win_priv) {
+        win_priv = xcalloc (1, sizeof (EphyrDRIWindowPrivRec)) ;
+        if (!win_priv) {
+            EPHYR_LOG_ERROR ("failed to allocate window private\n") ;
+            return BadAlloc ;
+        }
+        window->devPrivates[ephyrDRIWindowIndex].ptr = win_priv ;
+        EPHYR_LOG ("paired window '%#x' with remote '%d'\n",
+                   (unsigned int)window, remote_win) ;
+    }
+
+    WriteToClient(client, sizeof(xXF86DRICreateDrawableReply), (char *)&rep);
+    EPHYR_LOG ("leave\n") ;
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRIDestroyDrawable (register ClientPtr client)
+{
+    REQUEST(xXF86DRIDestroyDrawableReq);
+    DrawablePtr drawable=NULL;
+    WindowPtr window=NULL;
+    EphyrWindowPair *pair=NULL;
+    REQUEST_SIZE_MATCH(xXF86DRIDestroyDrawableReq);
+    int rc=0;
+
+    EPHYR_LOG ("enter\n") ;
+    if (stuff->screen >= screenInfo.numScreens) {
+        client->errorValue = stuff->screen;
+        return BadValue;
+    }
+
+    rc = dixLookupDrawable(&drawable,
+                           stuff->drawable,
+                           client,
+                           0,
+                           DixReadAccess);
+    if (rc != Success)
+        return rc;
+    if (drawable->type != DRAWABLE_WINDOW) {
+        EPHYR_LOG_ERROR ("non drawable windows are not yet supported\n") ;
+        return BadImplementation ;
+    }
+    window = (WindowPtr)drawable;
+    if (!findWindowPairFromLocal (window, &pair) && pair) {
+        EPHYR_LOG_ERROR ("failed to find pair window\n") ;
+        return BadImplementation;
+    }
+    if (!ephyrDRIDestroyDrawable(stuff->screen,
+                                 pair->remote/*drawable in host x*/)) {
+        EPHYR_LOG_ERROR ("failed to destroy dri drawable\n") ;
+        return BadImplementation;
+    }
+    pair->local=NULL ;
+    pair->remote=0;
+
+    EPHYR_LOG ("leave\n") ;
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRIGetDrawableInfo (register ClientPtr client)
+{
+    xXF86DRIGetDrawableInfoReply rep;
+    DrawablePtr drawable;
+    WindowPtr window=NULL;
+    EphyrWindowPair *pair=NULL;
+    int X=0, Y=0, W=0, H=0, backX=0, backY=0, rc=0, i=0;
+    drm_clip_rect_t *clipRects=NULL;
+    drm_clip_rect_t *backClipRects=NULL;
+
+    EPHYR_LOG ("enter\n") ;
+    memset (&rep, 0, sizeof (rep)) ;
+    REQUEST(xXF86DRIGetDrawableInfoReq);
+    REQUEST_SIZE_MATCH(xXF86DRIGetDrawableInfoReq);
+    if (stuff->screen >= screenInfo.numScreens) {
+        client->errorValue = stuff->screen;
+        return BadValue;
+    }
+
+    rep.type = X_Reply;
+    rep.length = 0;
+    rep.sequenceNumber = client->sequence;
+
+    rc = dixLookupDrawable(&drawable, stuff->drawable, client, 0,
+                           DixReadAccess);
+    if (rc != Success || !drawable) {
+        EPHYR_LOG_ERROR ("could not get drawable\n") ;
+        return rc;
+    }
+
+    if (drawable->type != DRAWABLE_WINDOW) {
+        EPHYR_LOG_ERROR ("non windows type drawables are not yes supported\n") ;
+        return BadImplementation ;
+    }
+    window = (WindowPtr)drawable ;
+    memset (&pair, 0, sizeof (pair)) ;
+    if (!findWindowPairFromLocal (window, &pair) || !pair) {
+        EPHYR_LOG_ERROR ("failed to find remote peer drawable\n") ;
+        return BadMatch ;
+    }
+    EPHYR_LOG ("clip list of xephyr gl drawable:\n") ;
+    for (i=0; i < REGION_NUM_RECTS (&window->clipList); i++) {
+        EPHYR_LOG ("x1:%d, y1:%d, x2:%d, y2:%d\n",
+                   REGION_RECTS (&window->clipList)[i].x1,
+                   REGION_RECTS (&window->clipList)[i].y1,
+                   REGION_RECTS (&window->clipList)[i].x2,
+                   REGION_RECTS (&window->clipList)[i].y2) ;
+    }
+
+    if (!ephyrDRIGetDrawableInfo (stuff->screen,
+                                  pair->remote/*the drawable in hostx*/,
+                                  (unsigned int*)&rep.drawableTableIndex,
+                                  (unsigned int*)&rep.drawableTableStamp,
+                                  (int*)&X,
+                                  (int*)&Y,
+                                  (int*)&W,
+                                  (int*)&H,
+                                  (int*)&rep.numClipRects,
+                                  &clipRects,
+                                  &backX,
+                                  &backY,
+                                  (int*)&rep.numBackClipRects,
+                                  &backClipRects)) {
+        return BadValue;
+    }
+    EPHYR_LOG ("num clip rects:%d, num back clip rects:%d\n",
+               (int)rep.numClipRects, (int)rep.numBackClipRects) ;
+
+    rep.drawableX = X;
+    rep.drawableY = Y;
+    rep.drawableWidth = W;
+    rep.drawableHeight = H;
+    rep.length = (SIZEOF(xXF86DRIGetDrawableInfoReply) -
+                  SIZEOF(xGenericReply));
+
+    rep.backX = backX;
+    rep.backY = backY;
+
+
+    if (rep.numClipRects) {
+        if (clipRects) {
+            ScreenPtr pScreen = screenInfo.screens[stuff->screen];
+            int i=0;
+            EPHYR_LOG ("clip list of host gl drawable:\n") ;
+            for (i = 0; i < rep.numClipRects; i++) {
+                clipRects[i].x1 = max (clipRects[i].x1, 0);
+                clipRects[i].y1 = max (clipRects[i].y1, 0);
+                clipRects[i].x2 = min (clipRects[i].x2,
+                                       pScreen->width + clipRects[i].x1) ;
+                clipRects[i].y2 = min (clipRects[i].y2,
+                                       pScreen->width + clipRects[i].y1) ;
+
+                EPHYR_LOG ("x1:%d, y1:%d, x2:%d, y2:%d\n",
+                           clipRects[i].x1, clipRects[i].y1,
+                           clipRects[i].x2, clipRects[i].y2) ;
+            }
+        } else {
+            rep.numClipRects = 0;
+        }
+    } else {
+        EPHYR_LOG ("got zero host gl drawable clipping rects\n") ;
+    }
+    rep.length += sizeof(drm_clip_rect_t) * rep.numClipRects;
+    backClipRects = clipRects ;
+    rep.numBackClipRects = rep.numClipRects ;
+    if (rep.numBackClipRects)
+        rep.length += sizeof(drm_clip_rect_t) * rep.numBackClipRects;
+    EPHYR_LOG ("num host clip rects:%d\n", (int)rep.numClipRects) ;
+    EPHYR_LOG ("num host back clip rects:%d\n", (int)rep.numBackClipRects) ;
+
+    rep.length = ((rep.length + 3) & ~3) >> 2;
+
+    WriteToClient(client, sizeof(xXF86DRIGetDrawableInfoReply), (char *)&rep);
+
+    if (rep.numClipRects) {
+        WriteToClient(client,
+                      sizeof(drm_clip_rect_t) * rep.numClipRects,
+                      (char *)clipRects);
+    }
+
+    if (rep.numBackClipRects) {
+        WriteToClient(client,
+                      sizeof(drm_clip_rect_t) * rep.numBackClipRects,
+                      (char *)backClipRects);
+    }
+    if (clipRects) {
+        xfree(clipRects);
+        clipRects = NULL ;
+    }
+    EPHYR_LOG ("leave\n") ;
+
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRIGetDeviceInfo (register ClientPtr client)
+{
+    xXF86DRIGetDeviceInfoReply	rep;
+    drm_handle_t hFrameBuffer;
+    void *pDevPrivate;
+
+    EPHYR_LOG ("enter\n") ;
+    REQUEST(xXF86DRIGetDeviceInfoReq);
+    REQUEST_SIZE_MATCH(xXF86DRIGetDeviceInfoReq);
+    if (stuff->screen >= screenInfo.numScreens) {
+        client->errorValue = stuff->screen;
+        return BadValue;
+    }
+
+    rep.type = X_Reply;
+    rep.length = 0;
+    rep.sequenceNumber = client->sequence;
+
+    if (!ephyrDRIGetDeviceInfo (stuff->screen,
+                &hFrameBuffer,
+                (int*)&rep.framebufferOrigin,
+                (int*)&rep.framebufferSize,
+                (int*)&rep.framebufferStride,
+                (int*)&rep.devPrivateSize,
+                &pDevPrivate)) {
+        return BadValue;
+    }
+
+    rep.hFrameBufferLow  = (CARD32)(hFrameBuffer & 0xffffffff);
+#if defined(LONG64) && !defined(__linux__)
+    rep.hFrameBufferHigh = (CARD32)(hFrameBuffer >> 32);
+#else
+    rep.hFrameBufferHigh = 0;
+#endif
+
+    rep.length = 0;
+    if (rep.devPrivateSize) {
+        rep.length = (SIZEOF(xXF86DRIGetDeviceInfoReply) - 
+                SIZEOF(xGenericReply) +
+                ((rep.devPrivateSize + 3) & ~3)) >> 2;
+    }
+
+    WriteToClient(client, sizeof(xXF86DRIGetDeviceInfoReply), (char *)&rep);
+    if (rep.length) {
+        WriteToClient(client, rep.devPrivateSize, (char *)pDevPrivate);
+    }
+    EPHYR_LOG ("leave\n") ;
+    return (client->noClientException);
+}
+
+static int
+ProcXF86DRIDispatch (register ClientPtr	client)
+{
+    REQUEST(xReq);
+    EPHYR_LOG ("enter\n") ;
+
+    switch (stuff->data)
+    {
+        case X_XF86DRIQueryVersion: {
+                EPHYR_LOG ("leave\n") ;
+                return ProcXF86DRIQueryVersion(client);
+        }
+        case X_XF86DRIQueryDirectRenderingCapable: {
+                EPHYR_LOG ("leave\n") ;
+                return ProcXF86DRIQueryDirectRenderingCapable(client);
+        }
+    }
+
+    if (!LocalClient(client))
+        return DRIErrorBase + XF86DRIClientNotLocal;
+
+    switch (stuff->data)
+    {
+        case X_XF86DRIOpenConnection: {
+            EPHYR_LOG ("leave\n") ;
+            return ProcXF86DRIOpenConnection(client);
+        }
+        case X_XF86DRICloseConnection: {
+            EPHYR_LOG ("leave\n") ;
+            return ProcXF86DRICloseConnection(client);
+        }
+        case X_XF86DRIGetClientDriverName: {
+            EPHYR_LOG ("leave\n") ;
+            return ProcXF86DRIGetClientDriverName(client);
+        }
+        case X_XF86DRICreateContext: {
+            EPHYR_LOG ("leave\n") ;
+            return ProcXF86DRICreateContext(client);
+        }
+        case X_XF86DRIDestroyContext: {
+            EPHYR_LOG ("leave\n") ;
+            return ProcXF86DRIDestroyContext(client);
+        }
+        case X_XF86DRICreateDrawable: {
+            EPHYR_LOG ("leave\n") ;
+            return ProcXF86DRICreateDrawable(client);
+        }
+        case X_XF86DRIDestroyDrawable: {
+            EPHYR_LOG ("leave\n") ;
+            return ProcXF86DRIDestroyDrawable(client);
+        }
+        case X_XF86DRIGetDrawableInfo: {
+            EPHYR_LOG ("leave\n") ;
+            return ProcXF86DRIGetDrawableInfo(client);
+        }
+        case X_XF86DRIGetDeviceInfo: {
+            EPHYR_LOG ("leave\n") ;
+            return ProcXF86DRIGetDeviceInfo(client);
+        }
+        case X_XF86DRIAuthConnection: {
+            EPHYR_LOG ("leave\n") ;
+            return ProcXF86DRIAuthConnection(client);
+        }
+            /* {Open,Close}FullScreen are deprecated now */
+        default: {
+            EPHYR_LOG ("leave\n") ;
+            return BadRequest;
+        }
+    }
+}
+
+static int
+SProcXF86DRIQueryVersion (register ClientPtr	client)
+{
+    register int n;
+    REQUEST(xXF86DRIQueryVersionReq);
+    swaps(&stuff->length, n);
+    return ProcXF86DRIQueryVersion(client);
+}
+
+static int
+SProcXF86DRIQueryDirectRenderingCapable (register ClientPtr client)
+{
+    register int n;
+    REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->screen, n);
+    return ProcXF86DRIQueryDirectRenderingCapable(client);
+}
+
+static int
+SProcXF86DRIDispatch (register ClientPtr client)
+{
+    REQUEST(xReq);
+
+    EPHYR_LOG ("enter\n") ;
+    /*
+     * Only local clients are allowed DRI access, but remote clients still need
+     * these requests to find out cleanly.
+     */
+    switch (stuff->data)
+    {
+        case X_XF86DRIQueryVersion: {
+            EPHYR_LOG ("leave\n") ;
+            return SProcXF86DRIQueryVersion(client);
+        }
+        case X_XF86DRIQueryDirectRenderingCapable: {
+            EPHYR_LOG ("leave\n") ;
+            return SProcXF86DRIQueryDirectRenderingCapable(client);
+        }
+        default: {
+            EPHYR_LOG ("leave\n") ;
+            return DRIErrorBase + XF86DRIClientNotLocal;
+        }
+    }
+}
+
+#endif /*XEPHYR_DRI*/
diff --git a/hw/kdrive/ephyr/ephyrdriext.h b/hw/kdrive/ephyr/ephyrdriext.h
new file mode 100644
index 000000000..66af833b9
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrdriext.h
@@ -0,0 +1,32 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+#ifndef __EPHYRDRIEXT_H__
+#define __EPHYRDRIEXT_H__
+Bool ephyrDRIExtensionInit (ScreenPtr a_screen) ;
+#endif /*__EPHYRDRIEXT_H__*/
+
diff --git a/hw/kdrive/ephyr/ephyrglxext.c b/hw/kdrive/ephyr/ephyrglxext.c
new file mode 100644
index 000000000..381c9d7ed
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrglxext.c
@@ -0,0 +1,722 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+
+#include "extnsionst.h"
+#include "ephyrglxext.h"
+#include "ephyrhostglx.h"
+#define _HAVE_XALLOC_DECLS
+#include "ephyrlog.h"
+#include <GL/glxproto.h>
+#include "GL/glx/glxserver.h"
+#include "GL/glx/indirect_table.h"
+#include "GL/glx/indirect_util.h"
+#include "GL/glx/unpack.h"
+#include "hostx.h"
+
+
+#ifdef XEPHYR_DRI
+
+#ifndef TRUE
+#define TRUE 1
+#endif
+
+#ifndef FALSE
+#define FALSE 0
+#endif
+
+
+int ephyrGLXQueryVersion (__GLXclientState *cl, GLbyte *pc) ;
+int ephyrGLXQueryVersionSwap (__GLXclientState *cl, GLbyte *pc) ;
+int ephyrGLXGetVisualConfigs (__GLXclientState *cl, GLbyte *pc) ;
+int ephyrGLXGetVisualConfigsSwap (__GLXclientState *cl, GLbyte *pc) ;
+int ephyrGLXClientInfo(__GLXclientState *cl, GLbyte *pc) ;
+int ephyrGLXClientInfoSwap(__GLXclientState *cl, GLbyte *pc) ;
+int ephyrGLXQueryServerString(__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXQueryServerStringSwap(__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXGetFBConfigsSGIX (__GLXclientState *a_cl, GLbyte *a_pc);
+int ephyrGLXGetFBConfigsSGIXSwap (__GLXclientState *a_cl, GLbyte *a_pc);
+int ephyrGLXCreateContext (__GLXclientState *a_cl, GLbyte *a_pc);
+int ephyrGLXCreateContextSwap (__GLXclientState *a_cl, GLbyte *a_pc);
+int ephyrGLXDestroyContext (__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXDestroyContextSwap (__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXMakeCurrent (__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXMakeCurrentSwap (__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXGetString (__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXGetStringSwap (__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXGetIntegerv (__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXGetIntegervSwap (__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXIsDirect (__GLXclientState *a_cl, GLbyte *a_pc) ;
+int ephyrGLXIsDirectSwap (__GLXclientState *a_cl, GLbyte *a_pc) ;
+
+Bool
+ephyrHijackGLXExtension (void)
+{
+    const void *(*dispatch_functions)[2];
+
+    if (!hostx_has_glx ()) {
+        EPHYR_LOG ("host X does not have GLX\n") ;
+        return FALSE ;
+    }
+    EPHYR_LOG ("host X does have GLX\n") ;
+
+    if (!Single_dispatch_info.dispatch_functions) {
+        EPHYR_LOG_ERROR ("could not get dispatch functions table\n") ;
+        return FALSE ;
+    }
+    /*
+     * hijack some single entry point dispatch functions
+     */
+    dispatch_functions = Single_dispatch_info.dispatch_functions ;
+    EPHYR_RETURN_VAL_IF_FAIL (dispatch_functions, FALSE) ;
+
+    dispatch_functions[X_GLXQueryVersion][0] = ephyrGLXQueryVersion ;
+    dispatch_functions[X_GLXQueryVersion][1] = ephyrGLXQueryVersionSwap ;
+
+    dispatch_functions[X_GLXGetVisualConfigs][0] = ephyrGLXGetVisualConfigs ;
+    dispatch_functions[X_GLXGetVisualConfigs][1] = ephyrGLXGetVisualConfigsSwap ;
+    dispatch_functions[X_GLXClientInfo][0] = ephyrGLXClientInfo ;
+    dispatch_functions[X_GLXClientInfo][1] = ephyrGLXClientInfoSwap ;
+
+    dispatch_functions[X_GLXQueryServerString][0] = ephyrGLXQueryServerString ;
+    dispatch_functions[X_GLXQueryServerString][1] =
+                                                ephyrGLXQueryServerStringSwap ;
+
+    dispatch_functions[X_GLXCreateContext][0] = ephyrGLXCreateContext ;
+    dispatch_functions[X_GLXCreateContext][1] = ephyrGLXCreateContextSwap ;
+
+    dispatch_functions[X_GLXDestroyContext][0] = ephyrGLXDestroyContext ;
+    dispatch_functions[X_GLXDestroyContext][1] = ephyrGLXDestroyContextSwap ;
+
+    dispatch_functions[X_GLXMakeCurrent][0] = ephyrGLXMakeCurrent ;
+    dispatch_functions[X_GLXMakeCurrent][1] = ephyrGLXMakeCurrentSwap ;
+
+    dispatch_functions[X_GLXIsDirect][0] = ephyrGLXIsDirect ;
+    dispatch_functions[X_GLXIsDirect][1] = ephyrGLXIsDirectSwap ;
+
+    dispatch_functions[73][0] = ephyrGLXGetString ;
+    dispatch_functions[73][1] = ephyrGLXGetStringSwap ;
+
+    dispatch_functions[61][0] = ephyrGLXGetIntegerv ;
+    dispatch_functions[61][1] = ephyrGLXGetIntegervSwap ;
+
+    /*
+     * hijack some vendor priv entry point dispatch functions
+     */
+    dispatch_functions = VendorPriv_dispatch_info.dispatch_functions ;
+    dispatch_functions[92][0] = ephyrGLXGetFBConfigsSGIX;
+    dispatch_functions[92][1] = ephyrGLXGetFBConfigsSGIXSwap;
+    EPHYR_LOG ("hijacked glx entry points to forward requests to host X\n") ;
+
+    return TRUE ;
+}
+
+/*********************
+ * implementation of
+ * hijacked GLX entry
+ * points
+ ********************/
+
+int
+ephyrGLXQueryVersion(__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    ClientPtr client = a_cl->client;
+    xGLXQueryVersionReq *req = (xGLXQueryVersionReq *) a_pc;
+    xGLXQueryVersionReply reply;
+    int major, minor;
+    int res = BadImplementation ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    major = req->majorVersion ;
+    minor = req->minorVersion ;
+
+    if (!ephyrHostGLXQueryVersion (&major, &minor)) {
+        EPHYR_LOG_ERROR ("ephyrHostGLXQueryVersion() failed\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("major:%d, minor:%d\n",
+                major, minor);
+    reply.majorVersion = major ;
+    reply.minorVersion = minor ;
+    reply.length = 0 ;
+    reply.type = X_Reply ;
+    reply.sequenceNumber = client->sequence ;
+
+    if (client->swapped) {
+        __glXSwapQueryVersionReply(client, &reply);
+    } else {
+        WriteToClient(client, sz_xGLXQueryVersionReply, (char *)&reply);
+    }
+
+    res = Success ;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return res;
+}
+
+int
+ephyrGLXQueryVersionSwap (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    xGLXQueryVersionReq *req = (xGLXQueryVersionReq *) a_pc;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    __GLX_SWAP_SHORT (&req->length);
+    __GLX_SWAP_INT (&req->majorVersion);
+    __GLX_SWAP_INT (&req->minorVersion);
+    return ephyrGLXQueryVersion (a_cl, a_pc) ;
+}
+
+static int
+ephyrGLXGetVisualConfigsReal (__GLXclientState *a_cl,
+                              GLbyte *a_pc,
+                              Bool a_do_swap)
+{
+    xGLXGetVisualConfigsReq *req = (xGLXGetVisualConfigsReq *) a_pc;
+    ClientPtr client = a_cl->client;
+    xGLXGetVisualConfigsReply reply;
+    int32_t *props_buf=NULL, num_visuals=0,
+            num_props=0, res=BadImplementation, i=0,
+            props_per_visual_size=0,
+            props_buf_size=0;
+    __GLX_DECLARE_SWAP_VARIABLES;
+    __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (!ephyrHostGLXGetVisualConfigs (req->screen,
+                                       &num_visuals,
+                                       &num_props,
+                                       &props_buf_size,
+                                       &props_buf)) {
+        EPHYR_LOG_ERROR ("ephyrHostGLXGetVisualConfigs() failed\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("num_visuals:%d, num_props:%d\n", num_visuals, num_props) ;
+
+    reply.numVisuals = num_visuals;
+    reply.numProps = num_props;
+    reply.length = (num_visuals *__GLX_SIZE_CARD32 * num_props) >> 2;
+    reply.type = X_Reply;
+    reply.sequenceNumber = client->sequence;
+
+    if (a_do_swap) {
+        __GLX_SWAP_SHORT(&reply.sequenceNumber);
+        __GLX_SWAP_INT(&reply.length);
+        __GLX_SWAP_INT(&reply.numVisuals);
+        __GLX_SWAP_INT(&reply.numProps);
+        __GLX_SWAP_INT_ARRAY (props_buf, num_props) ;
+    }
+    WriteToClient(client, sz_xGLXGetVisualConfigsReply, (char*)&reply);
+    props_per_visual_size = props_buf_size/num_visuals ;
+    for (i=0; i < num_visuals; i++) {
+        WriteToClient (client,
+                       props_per_visual_size,
+                       (char*)props_buf +i*props_per_visual_size);
+    }
+    res = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    if (props_buf) {
+        xfree (props_buf) ;
+        props_buf = NULL ;
+    }
+    return res ;
+}
+
+static int
+ephyrGLXGetFBConfigsSGIXReal (__GLXclientState *a_cl,
+                              GLbyte *a_pc,
+                              Bool a_do_swap)
+{
+    xGLXGetFBConfigsSGIXReq *req = (xGLXGetFBConfigsSGIXReq *)a_pc;
+    ClientPtr client = a_cl->client;
+    xGLXGetVisualConfigsReply reply;
+    int32_t *props_buf=NULL, num_visuals=0,
+            num_props=0, res=BadImplementation, i=0,
+            props_per_visual_size=0,
+            props_buf_size=0;
+    __GLX_DECLARE_SWAP_VARIABLES;
+    __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (!ephyrHostGLXVendorPrivGetFBConfigsSGIX (req->screen,
+                                                 &num_visuals,
+                                                 &num_props,
+                                                 &props_buf_size,
+                                                 &props_buf)) {
+        EPHYR_LOG_ERROR ("ephyrHostGLXGetVisualConfigs() failed\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("num_visuals:%d, num_props:%d\n", num_visuals, num_props) ;
+
+    reply.numVisuals = num_visuals;
+    reply.numProps = num_props;
+    reply.length = props_buf_size >> 2;
+    reply.type = X_Reply;
+    reply.sequenceNumber = client->sequence;
+
+    if (a_do_swap) {
+        __GLX_SWAP_SHORT(&reply.sequenceNumber);
+        __GLX_SWAP_INT(&reply.length);
+        __GLX_SWAP_INT(&reply.numVisuals);
+        __GLX_SWAP_INT(&reply.numProps);
+        __GLX_SWAP_INT_ARRAY (props_buf, num_props) ;
+    }
+    WriteToClient(client, sz_xGLXGetVisualConfigsReply, (char*)&reply);
+    props_per_visual_size = props_buf_size/num_visuals ;
+    for (i=0; i < num_visuals; i++) {
+        WriteToClient (client,
+                       props_per_visual_size,
+                       &((char*)props_buf)[i*props_per_visual_size]);
+    }
+    res = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    if (props_buf) {
+        xfree (props_buf) ;
+        props_buf = NULL ;
+    }
+    return res ;
+}
+
+int
+ephyrGLXGetVisualConfigs (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXGetVisualConfigsReal (a_cl, a_pc, FALSE) ;
+}
+
+int
+ephyrGLXGetVisualConfigsSwap (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXGetVisualConfigsReal (a_cl, a_pc, TRUE) ;
+}
+
+
+int
+ephyrGLXClientInfo(__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    int res=BadImplementation ;
+    xGLXClientInfoReq *req = (xGLXClientInfoReq *) a_pc;
+
+    EPHYR_LOG ("enter\n") ;
+    if (!ephyrHostGLXSendClientInfo (req->major, req->minor, (char*)req+1)) {
+        EPHYR_LOG_ERROR ("failed to send client info to host\n") ;
+        goto out ;
+    }
+    res = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return res ;
+}
+
+int
+ephyrGLXClientInfoSwap (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    xGLXClientInfoReq *req = (xGLXClientInfoReq *)a_pc;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    __GLX_SWAP_SHORT (&req->length);
+    __GLX_SWAP_INT (&req->major);
+    __GLX_SWAP_INT (&req->minor);
+    __GLX_SWAP_INT (&req->numbytes);
+
+    return ephyrGLXClientInfo (a_cl, a_pc) ;
+}
+
+int
+ephyrGLXQueryServerString(__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    int res = BadImplementation ;
+    ClientPtr client = a_cl->client;
+    xGLXQueryServerStringReq *req = (xGLXQueryServerStringReq *) a_pc;
+    xGLXQueryServerStringReply reply;
+    char *server_string=NULL ;
+    int length=0 ;
+
+    EPHYR_LOG ("enter\n") ;
+    if (!ephyrHostGLXGetStringFromServer (req->screen,
+                                          req->name,
+                                          EPHYR_HOST_GLX_QueryServerString,
+                                          &server_string)) {
+        EPHYR_LOG_ERROR ("failed to query string from host\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("string: %s\n", server_string) ;
+    length= strlen (server_string) + 1;
+    reply.type = X_Reply ;
+    reply.sequenceNumber = client->sequence ;
+    reply.length = __GLX_PAD (length) >> 2 ;
+    reply.n = length ;
+
+    WriteToClient(client, sz_xGLXQueryServerStringReply, (char*)&reply);
+    WriteToClient(client, (int)length, server_string);
+
+    res = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    if (server_string) {
+        xfree (server_string) ;
+        server_string = NULL;
+    }
+    return res ;
+}
+
+int
+ephyrGLXQueryServerStringSwap(__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    EPHYR_LOG_ERROR ("not yet implemented\n") ;
+    return BadImplementation ;
+}
+
+
+int
+ephyrGLXGetFBConfigsSGIX (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXGetFBConfigsSGIXReal (a_cl, a_pc, FALSE) ;
+}
+
+int
+ephyrGLXGetFBConfigsSGIXSwap (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXGetFBConfigsSGIXReal (a_cl, a_pc, TRUE) ;
+}
+
+static int
+ephyrGLXCreateContextReal (xGLXCreateContextReq *a_req, Bool a_do_swap)
+{
+    int res=BadImplementation;
+    EphyrHostWindowAttributes host_w_attrs ;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_req, BadValue) ;
+    EPHYR_LOG ("enter\n") ;
+
+    if (a_do_swap) {
+        __GLX_SWAP_SHORT(&a_req->length);
+        __GLX_SWAP_INT(&a_req->context);
+        __GLX_SWAP_INT(&a_req->visual);
+        __GLX_SWAP_INT(&a_req->screen);
+        __GLX_SWAP_INT(&a_req->shareList);
+    }
+
+    EPHYR_LOG ("context creation requested. localid:%d, "
+               "screen:%d, visual:%d, direct:%d\n",
+               (int)a_req->context, (int)a_req->screen,
+               (int)a_req->visual, (int)a_req->isDirect) ;
+
+    memset (&host_w_attrs, 0, sizeof (host_w_attrs)) ;
+    if (!hostx_get_window_attributes (hostx_get_window (a_req->screen),
+                                      &host_w_attrs)) {
+        EPHYR_LOG_ERROR ("failed to get host window attrs\n") ;
+        goto out ;
+    }
+
+    EPHYR_LOG ("host window visual id: %d\n", host_w_attrs.visualid) ;
+
+    if (!ephyrHostGLXCreateContext (a_req->screen,
+                                    host_w_attrs.visualid,
+                                    a_req->context,
+                                    a_req->shareList,
+                                    a_req->isDirect)) {
+        EPHYR_LOG_ERROR ("ephyrHostGLXCreateContext() failed\n") ;
+        goto out ;
+    }
+    res = Success;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return res ;
+}
+
+int
+ephyrGLXCreateContext (__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
+
+    return ephyrGLXCreateContextReal (req, FALSE) ;
+}
+
+int ephyrGLXCreateContextSwap (__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
+    return ephyrGLXCreateContextReal (req, TRUE) ;
+}
+
+static int
+ephyrGLXDestroyContextReal (__GLXclientState *a_cl,
+                            GLbyte *a_pc,
+                            Bool a_do_swap)
+{
+    int res=BadImplementation;
+    ClientPtr client = a_cl->client;
+    xGLXDestroyContextReq *req = (xGLXDestroyContextReq *) a_pc;
+
+    EPHYR_LOG ("enter. id:%d\n", (int)req->context) ;
+    if (!ephyrHostDestroyContext (req->context)) {
+        EPHYR_LOG_ERROR ("ephyrHostDestroyContext() failed\n") ;
+        client->errorValue = req->context ;
+        goto out ;
+    }
+    res = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return res ;
+}
+
+int
+ephyrGLXDestroyContext (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXDestroyContextReal (a_cl, a_pc, FALSE) ;
+}
+
+int
+ephyrGLXDestroyContextSwap (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXDestroyContextReal (a_cl, a_pc, TRUE) ;
+}
+
+static int
+ephyrGLXMakeCurrentReal (__GLXclientState *a_cl, GLbyte *a_pc, Bool a_do_swap)
+{
+    int res=BadImplementation;
+    xGLXMakeCurrentReq *req = (xGLXMakeCurrentReq *) a_pc;
+    xGLXMakeCurrentReply reply ;
+    DrawablePtr drawable=NULL;
+    int rc=0;
+
+    EPHYR_LOG ("enter\n") ;
+    rc = dixLookupDrawable (&drawable,
+                            req->drawable,
+                            a_cl->client,
+                            0,
+                            DixReadAccess);
+    EPHYR_RETURN_VAL_IF_FAIL (drawable, BadValue) ;
+    EPHYR_RETURN_VAL_IF_FAIL (drawable->pScreen, BadValue) ;
+    EPHYR_LOG ("screen nummber requested:%d\n",
+               drawable->pScreen->myNum) ;
+
+    memset (&reply, 0, sizeof (reply)) ;
+    if (!ephyrHostGLXMakeCurrent (hostx_get_window (drawable->pScreen->myNum),
+                                  req->context,
+                                  req->oldContextTag,
+                                  (int*)&reply.contextTag)) {
+        EPHYR_LOG_ERROR ("ephyrHostGLXMakeCurrent() failed\n") ;
+        goto out;
+    }
+    reply.length = 0;
+    reply.type = X_Reply;
+    reply.sequenceNumber = a_cl->client->sequence;
+    if (a_do_swap) {
+        __GLX_DECLARE_SWAP_VARIABLES;
+        __GLX_SWAP_SHORT(&reply.sequenceNumber);
+        __GLX_SWAP_INT(&reply.length);
+        __GLX_SWAP_INT(&reply.contextTag);
+    }
+    WriteToClient(a_cl->client, sz_xGLXMakeCurrentReply, (char *)&reply);
+
+    res = Success ;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return res ;
+}
+
+int
+ephyrGLXMakeCurrent (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXMakeCurrentReal (a_cl, a_pc, FALSE) ;
+}
+
+int
+ephyrGLXMakeCurrentSwap (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXMakeCurrentReal (a_cl, a_pc, TRUE) ;
+}
+
+static int
+ephyrGLXGetStringReal (__GLXclientState *a_cl, GLbyte *a_pc, Bool a_do_swap)
+{
+    ClientPtr client=NULL ;
+    int context_tag=0, name=0, res=BadImplementation, length=0 ;
+    char *string=NULL;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_cl && a_pc, BadValue) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    client = a_cl->client ;
+
+    if (a_do_swap) {
+        __GLX_SWAP_INT (a_pc + 4);
+        __GLX_SWAP_INT (a_pc + __GLX_SINGLE_HDR_SIZE);
+    }
+    context_tag = __GLX_GET_SINGLE_CONTEXT_TAG (a_pc) ;
+    a_pc += __GLX_SINGLE_HDR_SIZE;
+    name = *(GLenum*)(a_pc + 0);
+    EPHYR_LOG ("context_tag:%d, name:%d\n", context_tag, name) ;
+    if (!ephyrHostGLXGetStringFromServer (context_tag,
+                                          name,
+                                          EPHYR_HOST_GLX_GetString,
+                                          &string)) {
+        EPHYR_LOG_ERROR ("failed to get string from server\n") ;
+        goto out ;
+    }
+    if (string) {
+        length = strlen (string) + 1;
+        EPHYR_LOG ("got string:'%s', size:%d\n", string, length) ;
+    } else {
+        EPHYR_LOG ("got string: string (null)\n") ;
+    }
+    __GLX_BEGIN_REPLY (length);
+    __GLX_PUT_SIZE (length);
+    __GLX_SEND_HEADER ();
+    if (a_do_swap) {
+        __GLX_SWAP_REPLY_SIZE ();
+        __GLX_SWAP_REPLY_HEADER ();
+    }
+    WriteToClient (client, length, (char *)string);
+
+    res = Success ;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return res ;
+}
+
+int
+ephyrGLXGetString (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXGetStringReal (a_cl, a_pc, FALSE) ;
+}
+
+int
+ephyrGLXGetStringSwap (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXGetStringReal (a_cl, a_pc, TRUE) ;
+}
+
+static int
+ephyrGLXGetIntegervReal (__GLXclientState *a_cl, GLbyte *a_pc, Bool a_do_swap)
+{
+    int res=BadImplementation;
+    xGLXSingleReq * const req = (xGLXSingleReq *) a_pc;
+    GLenum int_name ;
+    int value=0 ;
+    GLint answer_buf_room[200];
+    GLint *buf=NULL ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    a_pc += __GLX_SINGLE_HDR_SIZE;
+
+    int_name = *(GLenum*) (a_pc+0) ;
+    if (!ephyrHostGetIntegerValue (req->contextTag, int_name, &value)) {
+        EPHYR_LOG_ERROR ("ephyrHostGetIntegerValue() failed\n") ;
+        goto out ;
+    }
+    buf = __glXGetAnswerBuffer (a_cl, sizeof (value),
+                                answer_buf_room,
+                                sizeof (answer_buf_room),
+                                4) ;
+
+    if (!buf) {
+        EPHYR_LOG_ERROR ("failed to allocate reply buffer\n") ;
+        res = BadAlloc ;
+        goto out ;
+    }
+    __glXSendReply (a_cl->client, buf, 1, sizeof (value), GL_FALSE, 0) ;
+    res = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return res ;
+}
+
+int
+ephyrGLXGetIntegerv (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXGetIntegervReal (a_cl, a_pc, FALSE) ;
+}
+
+int
+ephyrGLXGetIntegervSwap (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXGetIntegervReal (a_cl, a_pc, TRUE) ;
+}
+
+static int
+ephyrGLXIsDirectReal (__GLXclientState *a_cl, GLbyte *a_pc, Bool a_do_swap)
+{
+    int res=BadImplementation;
+    ClientPtr client = a_cl->client;
+    xGLXIsDirectReq *req = (xGLXIsDirectReq *) a_pc;
+    xGLXIsDirectReply reply;
+    int is_direct=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_cl && a_pc, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    memset (&reply, 0, sizeof (reply)) ;
+    if (!ephyrHostIsContextDirect (req->context, (int*)&is_direct)) {
+        EPHYR_LOG_ERROR ("ephyrHostIsContextDirect() failed\n") ;
+        goto out ;
+    }
+    reply.isDirect = is_direct ;
+    reply.length = 0;
+    reply.type = X_Reply;
+    reply.sequenceNumber = client->sequence;
+    WriteToClient(client, sz_xGLXIsDirectReply, (char *)&reply);
+    res = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return res ;
+}
+
+int
+ephyrGLXIsDirect (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXIsDirectReal (a_cl, a_pc, FALSE) ;
+}
+
+int
+ephyrGLXIsDirectSwap (__GLXclientState *a_cl, GLbyte *a_pc)
+{
+    return ephyrGLXIsDirectReal (a_cl, a_pc, TRUE) ;
+}
+
+#endif /*XEPHYR_DRI*/
+
diff --git a/hw/kdrive/ephyr/ephyrglxext.h b/hw/kdrive/ephyr/ephyrglxext.h
new file mode 100644
index 000000000..22ea605d7
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrglxext.h
@@ -0,0 +1,35 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+#ifndef __EPHYR_GLXEXT_H__
+#define __EPHYR_GLXEXT_H__
+
+#include <X11/Xdefs.h>
+Bool ephyrHijackGLXExtension (void) ;
+
+#endif /*__EPHYR_GLXEXT_H__*/
+
diff --git a/hw/kdrive/ephyr/ephyrhostglx.c b/hw/kdrive/ephyr/ephyrhostglx.c
new file mode 100644
index 000000000..5d9a482e8
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrhostglx.c
@@ -0,0 +1,687 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * a lots of the content of this file has been adapted from the mesa source
+ * code.
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+
+#include <X11/Xlibint.h>
+#include <GL/glx.h>
+#include <GL/internal/glcore.h>
+#include <GL/glxproto.h>
+#include <GL/glxint.h>
+#include "ephyrhostglx.h"
+#define _HAVE_XALLOC_DECLS
+#include "ephyrlog.h"
+#include "hostx.h"
+
+#ifdef XEPHYR_DRI
+enum VisualConfRequestType {
+    EPHYR_GET_FB_CONFIG,
+    EPHYR_VENDOR_PRIV_GET_FB_CONFIG_SGIX,
+    EPHYR_GET_VISUAL_CONFIGS
+
+};
+
+static Bool ephyrHostGLXGetVisualConfigsInternal
+                                        (enum VisualConfRequestType a_type,
+                                         int32_t a_screen,
+                                         int32_t *a_num_visuals,
+                                         int32_t *a_num_props,
+                                         int32_t *a_props_buf_size,
+                                         int32_t **a_props_buf);
+Bool
+ephyrHostGLXGetMajorOpcode (int *a_opcode)
+{
+    Bool is_ok=FALSE ;
+    Display *dpy=hostx_get_display () ;
+    static int opcode ;
+    int first_event_return=0, first_error_return=0;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
+    EPHYR_LOG ("enter\n") ;
+    if (!opcode) {
+        if (!XQueryExtension (dpy, GLX_EXTENSION_NAME, &opcode,
+                              &first_event_return, &first_error_return)) {
+            EPHYR_LOG_ERROR ("XQueryExtension() failed\n") ;
+            goto out ;
+        }
+    }
+    *a_opcode = opcode ;
+    is_ok = TRUE ;
+out:
+    EPHYR_LOG ("release\n") ;
+    return is_ok ;
+}
+
+Bool
+ephyrHostGLXQueryVersion (int *a_major, int *a_minor)
+{
+    Bool is_ok = FALSE ;
+    Display *dpy = hostx_get_display () ;
+    int major_opcode=0;
+    xGLXQueryVersionReq *req=NULL;
+    xGLXQueryVersionReply reply;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_major && a_minor, FALSE) ;
+    EPHYR_LOG ("enter\n") ;
+
+    if (!ephyrHostGLXGetMajorOpcode (&major_opcode)) {
+        EPHYR_LOG_ERROR ("failed to get major opcode\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("major opcode: %d\n", major_opcode) ;
+
+    /* Send the glXQueryVersion request */
+    memset (&reply, 0, sizeof (reply)) ;
+    LockDisplay (dpy);
+    GetReq (GLXQueryVersion, req);
+    req->reqType = major_opcode;
+    req->glxCode = X_GLXQueryVersion;
+    req->majorVersion = 2;
+    req->minorVersion = 1;
+    _XReply(dpy, (xReply*) &reply, 0, False);
+    UnlockDisplay (dpy);
+    SyncHandle ();
+
+    *a_major = reply.majorVersion ;
+    *a_minor = reply.minorVersion ;
+
+    EPHYR_LOG ("major:%d, minor:%d\n", *a_major, *a_minor) ;
+
+    is_ok = TRUE ;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+/**
+ * GLX protocol structure for the ficticious "GXLGenericGetString" request.
+ * 
+ * This is a non-existant protocol packet.  It just so happens that all of
+ * the real protocol packets used to request a string from the server have
+ * an identical binary layout.  The only difference between them is the
+ * meaning of the \c for_whom field and the value of the \c glxCode.
+ * (this has been copied from the mesa source code)
+ */
+typedef struct GLXGenericGetString {
+    CARD8 reqType;
+    CARD8 glxCode;
+    CARD16 length B16;
+    CARD32 for_whom B32;
+    CARD32 name B32;
+} xGLXGenericGetStringReq;
+
+/* These defines are only needed to make the GetReq macro happy.
+ */
+#define sz_xGLXGenericGetStringReq 12
+#define X_GLXGenericGetString 0
+
+Bool
+ephyrHostGLXGetStringFromServer (int a_screen_number,
+                                 int a_string_name,
+                                 enum EphyrHostGLXGetStringOps a_op,
+                                 char **a_string)
+{
+    Bool is_ok=FALSE ;
+    Display *dpy = hostx_get_display () ;
+    xGLXGenericGetStringReq *req=NULL;
+    xGLXSingleReply reply;
+    int length=0, numbytes=0, major_opcode=0, get_string_op=0;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy && a_string, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+    switch (a_op) {
+        case EPHYR_HOST_GLX_QueryServerString:
+            get_string_op = X_GLXQueryServerString;
+            break ;
+        case EPHYR_HOST_GLX_GetString:
+            get_string_op = X_GLsop_GetString;
+            EPHYR_LOG ("Going to glXGetString. strname:%#x, ctxttag:%d\n",
+                       a_string_name, a_screen_number) ;
+            break ;
+        default:
+            EPHYR_LOG_ERROR ("unknown EphyrHostGLXGetStringOp:%d\n", a_op) ;
+            goto out ;
+    }
+
+    if (!ephyrHostGLXGetMajorOpcode (&major_opcode)) {
+        EPHYR_LOG_ERROR ("failed to get major opcode\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("major opcode: %d\n", major_opcode) ;
+
+    LockDisplay (dpy);
+
+    /* All of the GLX protocol requests for getting a string from the server
+     * look the same.  The exact meaning of the a_for_whom field is usually
+     * either the screen number (for glXQueryServerString) or the context tag
+     * (for GLXSingle).
+     */
+    GetReq (GLXGenericGetString, req);
+    req->reqType = major_opcode;
+    req->glxCode = get_string_op;
+    req->for_whom = DefaultScreen (dpy);
+    req->name = a_string_name;
+
+    _XReply (dpy, (xReply *)&reply, 0, False);
+
+    length = reply.length * 4;
+    numbytes = reply.size;
+    EPHYR_LOG ("going to get a string of size:%d\n", numbytes) ;
+
+    *a_string = (char *) Xmalloc (numbytes +1);
+    if (!a_string) {
+        EPHYR_LOG_ERROR ("allocation failed\n") ;
+        goto out;
+    }
+
+    memset (*a_string, 0, numbytes+1) ;
+    if (_XRead (dpy, *a_string, numbytes)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        EPHYR_LOG_ERROR ("read failed\n") ;
+        goto out ;
+    }
+    length -= numbytes;
+    _XEatData (dpy, length) ;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    EPHYR_LOG ("strname:%#x, strvalue:'%s', strlen:%d\n",
+               a_string_name, *a_string, numbytes) ;
+
+    is_ok = TRUE ;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+static Bool
+ephyrHostGLXGetVisualConfigsInternal (enum VisualConfRequestType a_type,
+                                      int32_t a_screen,
+                                      int32_t *a_num_visuals,
+                                      int32_t *a_num_props,
+                                      int32_t *a_props_buf_size,
+                                      int32_t **a_props_buf)
+{
+    Bool is_ok = FALSE ;
+    Display *dpy = hostx_get_display () ;
+    xGLXGetVisualConfigsReq *req;
+    xGLXGetFBConfigsReq *fb_req;
+    xGLXVendorPrivateWithReplyReq *vpreq;
+    xGLXGetFBConfigsSGIXReq *sgi_req;
+    xGLXGetVisualConfigsReply reply;
+    char *server_glx_version=NULL,
+         *server_glx_extensions=NULL ;
+    int j=0,
+        screens=0,
+        major_opcode=0,
+        num_props=0,
+        num_visuals=0,
+        props_buf_size=0,
+        props_per_visual_size=0;
+    int32_t *props_buf=NULL;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
+
+    screens = ScreenCount (dpy);
+    if (!ephyrHostGLXGetMajorOpcode (&major_opcode)) {
+        EPHYR_LOG_ERROR ("failed to get opcode\n") ;
+        goto out ;
+    }
+
+    LockDisplay(dpy);
+    switch (a_type) {
+        case EPHYR_GET_FB_CONFIG:
+        GetReq(GLXGetFBConfigs,fb_req);
+        fb_req->reqType = major_opcode;
+        fb_req->glxCode = X_GLXGetFBConfigs;
+        fb_req->screen = DefaultScreen (dpy);
+        break;
+
+        case EPHYR_VENDOR_PRIV_GET_FB_CONFIG_SGIX:
+        GetReqExtra(GLXVendorPrivateWithReply,
+                    sz_xGLXGetFBConfigsSGIXReq
+                         -
+                    sz_xGLXVendorPrivateWithReplyReq,
+                    vpreq);
+        sgi_req = (xGLXGetFBConfigsSGIXReq *) vpreq;
+        sgi_req->reqType = major_opcode;
+        sgi_req->glxCode = X_GLXVendorPrivateWithReply;
+        sgi_req->vendorCode = X_GLXvop_GetFBConfigsSGIX;
+        sgi_req->screen = DefaultScreen (dpy);
+        break;
+
+        case EPHYR_GET_VISUAL_CONFIGS:
+        GetReq(GLXGetVisualConfigs,req);
+        req->reqType = major_opcode;
+        req->glxCode = X_GLXGetVisualConfigs;
+        req->screen = DefaultScreen (dpy);
+        break;
+    }
+
+    if (!_XReply(dpy, (xReply*) &reply, 0, False)) {
+        EPHYR_LOG_ERROR ("unknown error\n") ;
+        UnlockDisplay(dpy);
+        goto out ;
+    }
+   if (!reply.numVisuals) {
+        EPHYR_LOG_ERROR ("screen does not support GL rendering\n") ;
+        UnlockDisplay(dpy);
+        goto out ;
+    }
+   num_visuals = reply.numVisuals ;
+
+    /* FIXME: Is the __GLX_MIN_CONFIG_PROPS test correct for
+     * FIXME: FBconfigs? 
+     */
+    /* Check number of properties */
+    num_props = reply.numProps;
+    if ((num_props < __GLX_MIN_CONFIG_PROPS) ||
+        (num_props > __GLX_MAX_CONFIG_PROPS)) {
+        /* Huh?  Not in protocol defined limits.  Punt */
+        EPHYR_LOG_ERROR ("got a bad reply to request\n") ;
+        UnlockDisplay(dpy);
+        goto out ;
+    }
+
+    if (a_type != EPHYR_GET_VISUAL_CONFIGS) {
+        num_props *= 2;
+    }
+    props_per_visual_size = num_props * __GLX_SIZE_INT32;
+    props_buf_size = props_per_visual_size * reply.numVisuals;
+    props_buf = malloc (props_buf_size) ;
+    for (j = 0; j < reply.numVisuals; j++) {
+        if (_XRead (dpy,
+                    &((char*)props_buf)[j*props_per_visual_size],
+                    props_per_visual_size) != Success) {
+            EPHYR_LOG_ERROR ("read failed\n") ;
+        }
+    }
+    UnlockDisplay(dpy);
+
+    *a_num_visuals = num_visuals ;
+    *a_num_props = reply.numProps ;
+    *a_props_buf_size = props_buf_size ;
+    *a_props_buf = props_buf ;
+    is_ok = TRUE ;
+
+out:
+    if (server_glx_version) {
+        XFree (server_glx_version) ;
+        server_glx_version = NULL ;
+    }
+    if (server_glx_extensions) {
+        XFree (server_glx_extensions) ;
+        server_glx_extensions = NULL ;
+    }
+    SyncHandle () ;
+    return is_ok;
+}
+
+Bool
+ephyrHostGLXGetVisualConfigs (int32_t a_screen,
+                              int32_t *a_num_visuals,
+                              int32_t *a_num_props,
+                              int32_t *a_props_buf_size,
+                              int32_t **a_props_buf)
+{
+    Bool is_ok = FALSE;
+
+    EPHYR_LOG ("enter\n") ;
+    is_ok = ephyrHostGLXGetVisualConfigsInternal (EPHYR_GET_VISUAL_CONFIGS,
+                                                  a_screen,
+                                                  a_num_visuals,
+                                                  a_num_props,
+                                                  a_props_buf_size,
+                                                  a_props_buf) ;
+
+    EPHYR_LOG ("leave:%d\n", is_ok) ;
+    return is_ok;
+}
+
+Bool
+ephyrHostGLXVendorPrivGetFBConfigsSGIX (int a_screen,
+                                        int32_t *a_num_visuals,
+                                        int32_t *a_num_props,
+                                        int32_t *a_props_buf_size,
+                                        int32_t **a_props_buf)
+{
+    Bool is_ok=FALSE ;
+    EPHYR_LOG ("enter\n") ;
+    is_ok = ephyrHostGLXGetVisualConfigsInternal
+                                        (EPHYR_VENDOR_PRIV_GET_FB_CONFIG_SGIX,
+                                         a_screen,
+                                         a_num_visuals,
+                                         a_num_props,
+                                         a_props_buf_size,
+                                         a_props_buf) ;
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+Bool
+ephyrHostGLXSendClientInfo (int32_t a_major, int32_t a_minor,
+                            const char* a_extension_list)
+{
+    Bool is_ok = FALSE ;
+    Display *dpy = hostx_get_display () ;
+    xGLXClientInfoReq *req;
+    int size;
+    int32_t major_opcode=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy && a_extension_list, FALSE) ;
+
+    if (!ephyrHostGLXGetMajorOpcode (&major_opcode)) {
+        EPHYR_LOG_ERROR ("failed to get major opcode\n") ;
+        goto out ;
+    }
+
+    LockDisplay (dpy);
+
+    GetReq (GLXClientInfo,req);
+    req->reqType = major_opcode;
+    req->glxCode = X_GLXClientInfo;
+    req->major = a_major;
+    req->minor = a_minor;
+
+    size = strlen (a_extension_list) + 1;
+    req->length += (size + 3) >> 2;
+    req->numbytes = size;
+    Data (dpy, a_extension_list, size);
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+
+    is_ok=TRUE ;
+
+out:
+    return is_ok ;
+}
+
+Bool
+ephyrHostGLXCreateContext (int a_screen,
+                           int a_visual_id,
+                           int a_context_id,
+                           int a_share_list_ctxt_id,
+                           Bool a_direct)
+{
+    Bool is_ok = FALSE;
+    Display *dpy = hostx_get_display ();
+    int major_opcode=0, remote_context_id=0;
+    xGLXCreateContextReq *req;
+
+    EPHYR_LOG ("enter. screen:%d, visual:%d, contextid:%d, direct:%d\n",
+               a_screen, a_visual_id, a_context_id, a_direct) ;
+
+    if (!hostx_allocate_resource_id_peer (a_context_id, &remote_context_id)) {
+        EPHYR_LOG_ERROR ("failed to peer the context id %d host X",
+                         remote_context_id) ;
+        goto out ;
+    }
+
+    if (!ephyrHostGLXGetMajorOpcode (&major_opcode)) {
+        EPHYR_LOG_ERROR ("failed to get major opcode\n") ;
+        goto out ;
+    }
+
+    LockDisplay (dpy) ;
+
+    /* Send the glXCreateContext request */
+    GetReq(GLXCreateContext,req);
+    req->reqType = major_opcode;
+    req->glxCode = X_GLXCreateContext;
+    req->context = remote_context_id;
+    req->visual = a_visual_id;
+    req->screen = DefaultScreen (dpy);
+    req->shareList = a_share_list_ctxt_id;
+    req->isDirect = a_direct;
+
+    UnlockDisplay (dpy);
+    SyncHandle ();
+
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+Bool
+ephyrHostDestroyContext (int a_ctxt_id)
+{
+    Bool is_ok=FALSE;
+    Display *dpy=hostx_get_display ();
+    int major_opcode=0, remote_ctxt_id=0 ;
+    xGLXDestroyContextReq *req=NULL;
+
+    EPHYR_LOG ("enter:%d\n", a_ctxt_id) ;
+
+    if (!ephyrHostGLXGetMajorOpcode (&major_opcode)) {
+        EPHYR_LOG_ERROR ("failed to get major opcode\n") ;
+        goto out ;
+    }
+    if (!hostx_get_resource_id_peer (a_ctxt_id, &remote_ctxt_id)) {
+        EPHYR_LOG_ERROR ("failed to get remote glx ctxt id\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("host context id:%d\n", remote_ctxt_id) ;
+
+    LockDisplay (dpy);
+    GetReq (GLXDestroyContext,req);
+    req->reqType = major_opcode;
+    req->glxCode = X_GLXDestroyContext;
+    req->context = remote_ctxt_id;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+Bool
+ephyrHostGLXMakeCurrent (int a_drawable,
+                         int a_glx_ctxt_id,
+                         int a_old_ctxt_tag,
+                         int *a_ctxt_tag)
+{
+    Bool is_ok=FALSE ;
+    Display *dpy = hostx_get_display () ;
+    int32_t major_opcode=0 ;
+    int remote_glx_ctxt_id=0 ;
+    xGLXMakeCurrentReq *req;
+    xGLXMakeCurrentReply reply;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_ctxt_tag, FALSE) ;
+
+    EPHYR_LOG ("enter. drawable:%d, context:%d, oldtag:%d\n",
+               a_drawable, a_glx_ctxt_id, a_old_ctxt_tag) ;
+
+    if (!ephyrHostGLXGetMajorOpcode (&major_opcode)) {
+        EPHYR_LOG_ERROR ("failed to get major opcode\n") ;
+        goto out ;
+    }
+    if (!hostx_get_resource_id_peer (a_glx_ctxt_id, &remote_glx_ctxt_id)) {
+        EPHYR_LOG_ERROR ("failed to get remote glx ctxt id\n") ;
+        goto out ;
+    }
+
+    LockDisplay (dpy);
+
+    GetReq (GLXMakeCurrent,req);
+    req->reqType = major_opcode;
+    req->glxCode = X_GLXMakeCurrent;
+    req->drawable = a_drawable;
+    req->context = remote_glx_ctxt_id;
+    req->oldContextTag = a_old_ctxt_tag;
+
+    memset (&reply, 0, sizeof (reply)) ;
+    if (!_XReply (dpy, (xReply*)&reply, 0, False)) {
+        EPHYR_LOG_ERROR ("failed to get reply from host\n") ;
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        goto out ;
+    }
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    *a_ctxt_tag = reply.contextTag ;
+    EPHYR_LOG ("context tag:%d\n", *a_ctxt_tag) ;
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+#define X_GLXSingle 0
+
+#define __EPHYR_GLX_SINGLE_PUT_CHAR(offset,a) \
+    *((INT8 *) (pc + offset)) = a
+
+#define EPHYR_GLX_SINGLE_PUT_SHORT(offset,a) \
+    *((INT16 *) (pc + offset)) = a
+
+#define EPHYR_GLX_SINGLE_PUT_LONG(offset,a) \
+    *((INT32 *) (pc + offset)) = a
+
+#define EPHYR_GLX_SINGLE_PUT_FLOAT(offset,a) \
+    *((FLOAT32 *) (pc + offset)) = a
+
+#define EPHYR_GLX_SINGLE_READ_XREPLY()       \
+    (void) _XReply(dpy, (xReply*) &reply, 0, False)
+
+#define EPHYR_GLX_SINGLE_GET_RETVAL(a,cast) \
+    a = (cast) reply.retval
+
+#define EPHYR_GLX_SINGLE_GET_SIZE(a) \
+    a = (GLint) reply.size
+
+#define EPHYR_GLX_SINGLE_GET_CHAR(p) \
+    *p = *(GLbyte *)&reply.pad3;
+
+#define EPHYR_GLX_SINGLE_GET_SHORT(p) \
+    *p = *(GLshort *)&reply.pad3;
+
+#define EPHYR_GLX_SINGLE_GET_LONG(p) \
+    *p = *(GLint *)&reply.pad3;
+
+#define EPHYR_GLX_SINGLE_GET_FLOAT(p) \
+    *p = *(GLfloat *)&reply.pad3;
+
+Bool
+ephyrHostGetIntegerValue (int a_current_context_tag, int a_int, int *a_val)
+{
+    Bool is_ok=FALSE;
+    Display *dpy = hostx_get_display () ;
+    int major_opcode=0, size=0;
+    xGLXSingleReq *req=NULL;
+    xGLXSingleReply reply;
+    unsigned char* pc=NULL ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_val, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+    if (!ephyrHostGLXGetMajorOpcode (&major_opcode)) {
+        EPHYR_LOG_ERROR ("failed to get major opcode\n") ;
+        goto out ;
+    }
+    LockDisplay (dpy) ;
+    GetReqExtra (GLXSingle, 4, req) ;
+    req->reqType = major_opcode ;
+    req->glxCode = X_GLsop_GetIntegerv ;
+    req->contextTag = a_current_context_tag;
+    pc = ((unsigned char *)(req) + sz_xGLXSingleReq) ;
+    EPHYR_GLX_SINGLE_PUT_LONG (0, a_int) ;
+    EPHYR_GLX_SINGLE_READ_XREPLY () ;
+    EPHYR_GLX_SINGLE_GET_SIZE (size) ;
+    if (!size) {
+        UnlockDisplay (dpy) ;
+        SyncHandle () ;
+        EPHYR_LOG_ERROR ("X_GLsop_GetIngerv failed\n") ;
+        goto out ;
+    }
+    EPHYR_GLX_SINGLE_GET_LONG (a_val) ;
+    UnlockDisplay (dpy) ;
+    SyncHandle () ;
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+Bool
+ephyrHostIsContextDirect (int a_ctxt_id,
+                          int *a_is_direct)
+{
+    Bool is_ok=FALSE;
+    Display *dpy = hostx_get_display () ;
+    xGLXIsDirectReq *req=NULL;
+    xGLXIsDirectReply reply;
+    int major_opcode=0, remote_glx_ctxt_id=0;
+
+    EPHYR_LOG ("enter\n") ;
+    if (!ephyrHostGLXGetMajorOpcode (&major_opcode)) {
+        EPHYR_LOG_ERROR ("failed to get major opcode\n") ;
+        goto out ;
+    }
+    if (!hostx_get_resource_id_peer (a_ctxt_id, &remote_glx_ctxt_id)) {
+        EPHYR_LOG_ERROR ("failed to get remote glx ctxt id\n") ;
+        goto out ;
+    }
+    memset (&reply, 0, sizeof (reply)) ;
+
+    /* Send the glXIsDirect request */
+    LockDisplay (dpy);
+    GetReq (GLXIsDirect,req);
+    req->reqType = major_opcode;
+    req->glxCode = X_GLXIsDirect;
+    req->context = remote_glx_ctxt_id;
+    if (!_XReply (dpy, (xReply*) &reply, 0, False)) {
+        EPHYR_LOG_ERROR ("fail in reading reply from host\n") ;
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        goto out ;
+    }
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    *a_is_direct = reply.isDirect ;
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+#endif /*XEPHYR_DRI*/
+
diff --git a/hw/kdrive/ephyr/ephyrhostglx.h b/hw/kdrive/ephyr/ephyrhostglx.h
new file mode 100644
index 000000000..6db362f30
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrhostglx.h
@@ -0,0 +1,76 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+#ifndef __EPHYRHOSTGLX_H__
+#define __EPHYRHOSTGLX_H__
+
+enum EphyrHostGLXGetStringOps {
+    EPHYR_HOST_GLX_UNDEF,
+    EPHYR_HOST_GLX_QueryServerString,
+    EPHYR_HOST_GLX_GetString,
+};
+
+Bool ephyrHostGLXQueryVersion (int *a_maj, int *a_min) ;
+Bool ephyrHostGLXGetStringFromServer (int a_screen_number,
+                                      int a_string_name,
+                                      enum EphyrHostGLXGetStringOps a_op,
+                                      char **a_string) ;
+Bool ephyrHostGLXGetVisualConfigs (int a_screen,
+                                   int32_t *a_num_visuals,
+                                   int32_t *a_num_props,
+                                   int32_t *a_props_buf_size,
+                                   int32_t **a_props_buf) ;
+Bool
+ephyrHostGLXVendorPrivGetFBConfigsSGIX (int a_screen,
+                                        int32_t *a_num_visuals,
+                                        int32_t *a_num_props,
+                                        int32_t *a_props_buf_size,
+                                        int32_t **a_props_buf);
+Bool ephyrHostGLXGetMajorOpcode (int32_t *a_opcode) ;
+Bool ephyrHostGLXSendClientInfo (int32_t a_major, int32_t a_minor,
+                                 const char* a_extension_list) ;
+Bool ephyrHostGLXCreateContext (int a_screen,
+                                int a_visual_id,
+                                int a_context_id,
+                                int a_shared_list_ctx_id,
+                                Bool a_direct) ;
+
+Bool ephyrHostDestroyContext (int a_ctxt_id) ;
+
+Bool ephyrHostGLXMakeCurrent (int a_drawable, int a_glx_ctxt_id,
+                              int a_olg_ctxt_tag, int *a_ctxt_tag) ;
+
+Bool ephyrHostGetIntegerValue (int a_current_context_tag,
+                               int a_int,
+                               int *a_val) ;
+
+Bool ephyrHostIsContextDirect (int a_ctxt_id,
+                               int *a_is_direct) ;
+
+
+#endif /*__EPHYRHOSTGLX_H__*/
+
diff --git a/hw/kdrive/ephyr/ephyrhostproxy.c b/hw/kdrive/ephyr/ephyrhostproxy.c
new file mode 100644
index 000000000..ce3f01852
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrhostproxy.c
@@ -0,0 +1,94 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+
+#include <X11/Xlibint.h>
+#define _HAVE_XALLOC_DECLS
+#include "ephyrlog.h"
+#include "ephyrhostproxy.h"
+#include "hostx.h"
+
+/* byte swap a short */
+#define swaps(x, n) { \
+    n = ((char *) (x))[0];\
+    ((char *) (x))[0] = ((char *) (x))[1];\
+    ((char *) (x))[1] = n; }
+
+#define GetXReq(req) \
+    WORD64ALIGN ;\
+    if ((dpy->bufptr + SIZEOF(xReq)) > dpy->bufmax)\
+            _XFlush(dpy);\
+    req = (xReq *)(dpy->last_req = dpy->bufptr);\
+    dpy->bufptr += SIZEOF(xReq);\
+    dpy->request++
+
+
+Bool
+ephyrHostProxyDoForward (pointer a_request_buffer,
+                         struct XReply *a_reply,
+                         Bool a_do_swap)
+{
+    Bool is_ok = FALSE ;
+    int n=0 ;
+    Display *dpy=hostx_get_display () ;
+    xReq *in_req = (xReq*) a_request_buffer ;
+    xReq *forward_req=NULL ;
+    struct XReply reply ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (in_req && dpy, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (a_do_swap) {
+        swaps (&in_req->length, n) ;
+    }
+    EPHYR_LOG ("Req {type:%d, data:%d, length:%d}\n",
+               in_req->reqType, in_req->data, in_req->length) ;
+    GetXReq (forward_req) ;
+    memmove (forward_req, in_req, 4) ;
+
+    if (!_XReply (dpy, (xReply*) &reply, 0, FALSE)) {
+        EPHYR_LOG_ERROR ("failed to get reply\n") ;
+        goto out;
+    }
+    EPHYR_LOG ("XReply{type:%d, foo:%d, seqnum:%d, length:%d}\n",
+               reply.type, reply.foo, reply.sequence_number, reply.length) ;
+
+    if (a_reply) {
+        memmove (a_reply, &reply, sizeof (reply)) ;
+    }
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
diff --git a/hw/kdrive/ephyr/ephyrhostproxy.h b/hw/kdrive/ephyr/ephyrhostproxy.h
new file mode 100644
index 000000000..720c986ff
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrhostproxy.h
@@ -0,0 +1,51 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+
+#ifndef __EPHYRHOSTPROXY_H__
+#define __EPHYRHOSTPROXY_H__
+
+struct XReply {
+    int8_t type ;/*X_Reply*/
+    int8_t foo;
+    int16_t sequence_number ;
+    int32_t length ;
+    /*following is some data up to 32 bytes lenght*/
+    int32_t pad0 ;
+    int32_t pad1 ;
+    int32_t pad2 ;
+    int32_t pad3 ;
+    int32_t pad4 ;
+    int32_t pad5 ;
+};
+
+Bool
+ephyrHostProxyDoForward (pointer a_request_buffer,
+                         struct XReply *a_reply,
+                         Bool a_do_swap) ;
+
+#endif /*__EPHYRHOSTPROXY_H__*/
diff --git a/hw/kdrive/ephyr/ephyrhostvideo.c b/hw/kdrive/ephyr/ephyrhostvideo.c
new file mode 100644
index 000000000..562c2a4e8
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrhostvideo.c
@@ -0,0 +1,1004 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+#include <X11/Xutil.h>
+#include <X11/Xlibint.h>
+#include <X11/extensions/Xvlib.h>
+#include <X11/extensions/Xvproto.h>
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
+#define _HAVE_XALLOC_DECLS
+
+#include "hostx.h"
+#include "ephyrhostvideo.h"
+#include "ephyrlog.h"
+
+#ifndef TRUE
+#define TRUE 1
+#endif /*TRUE*/
+
+#ifndef FALSE
+#define FALSE 0
+#endif /*FALSE*/
+
+static XExtensionInfo _xv_info_data;
+static XExtensionInfo *xv_info = &_xv_info_data;
+static char *xv_extension_name = XvName;
+static char *xv_error_string(Display *dpy, int code, XExtCodes *codes,
+                             char * buf, int n);
+static int xv_close_display(Display *dpy, XExtCodes *codes);
+static Bool xv_wire_to_event(Display *dpy, XEvent *host, xEvent *wire);
+
+static XExtensionHooks xv_extension_hooks = {
+    NULL,                               /* create_gc */
+    NULL,                               /* copy_gc */
+    NULL,                               /* flush_gc */
+    NULL,                               /* free_gc */
+    NULL,                               /* create_font */
+    NULL,                               /* free_font */
+    xv_close_display,                   /* close_display */
+    xv_wire_to_event,                   /* wire_to_event */
+    NULL,                               /* event_to_wire */
+    NULL,                               /* error */
+    xv_error_string                     /* error_string */
+};
+
+
+static char *xv_error_list[] =
+{
+   "BadPort",       /* XvBadPort     */
+   "BadEncoding",   /* XvBadEncoding */
+   "BadControl"     /* XvBadControl  */
+};
+
+
+#define XvCheckExtension(dpy, i, val) \
+  XextCheckExtension(dpy, i, xv_extension_name, val)
+#define XvGetReq(name, req) \
+        WORD64ALIGN\
+        if ((dpy->bufptr + SIZEOF(xv##name##Req)) > dpy->bufmax)\
+                _XFlush(dpy);\
+        req = (xv##name##Req *)(dpy->last_req = dpy->bufptr);\
+        req->reqType = info->codes->major_opcode;\
+        req->xvReqType = xv_##name; \
+        req->length = (SIZEOF(xv##name##Req))>>2;\
+        dpy->bufptr += SIZEOF(xv##name##Req);\
+        dpy->request++
+
+static XEXT_GENERATE_CLOSE_DISPLAY (xv_close_display, xv_info)
+
+
+static XEXT_GENERATE_FIND_DISPLAY (xv_find_display, xv_info,
+                                   xv_extension_name,
+                                   &xv_extension_hooks,
+                                   XvNumEvents, NULL)
+
+static XEXT_GENERATE_ERROR_STRING (xv_error_string, xv_extension_name,
+                                   XvNumErrors, xv_error_list)
+
+struct _EphyrHostXVAdaptorArray {
+    XvAdaptorInfo *adaptors ;
+    unsigned int nb_adaptors ;
+};
+
+/*heavily copied from libx11*/
+#define BUFSIZE 2048
+static void
+ephyrHostXVLogXErrorEvent (Display *a_display,
+                           XErrorEvent *a_err_event,
+                           FILE *a_fp)
+{
+    char buffer[BUFSIZ];
+    char mesg[BUFSIZ];
+    char number[32];
+    const char *mtype = "XlibMessage";
+    register _XExtension *ext = (_XExtension *)NULL;
+    _XExtension *bext = (_XExtension *)NULL;
+    Display *dpy = a_display ;
+
+    XGetErrorText(dpy, a_err_event->error_code, buffer, BUFSIZ);
+    XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
+    (void) fprintf(a_fp, "%s:  %s\n  ", mesg, buffer);
+    XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d",
+            mesg, BUFSIZ);
+    (void) fprintf(a_fp, mesg, a_err_event->request_code);
+    if (a_err_event->request_code < 128) {
+        sprintf(number, "%d", a_err_event->request_code);
+        XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
+    } else {
+        for (ext = dpy->ext_procs;
+                ext && (ext->codes.major_opcode != a_err_event->request_code);
+                ext = ext->next)
+            ; 
+        if (ext)
+            strcpy(buffer, ext->name);
+        else
+            buffer[0] = '\0';
+    }
+    (void) fprintf(a_fp, " (%s)\n", buffer);
+    if (a_err_event->request_code >= 128) {
+        XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
+                mesg, BUFSIZ);
+        fputs("  ", a_fp);
+        (void) fprintf(a_fp, mesg, a_err_event->minor_code);
+        if (ext) {
+            sprintf(mesg, "%s.%d", ext->name, a_err_event->minor_code);
+            XGetErrorDatabaseText(dpy, "XRequest", mesg, "", buffer, BUFSIZ);
+            (void) fprintf(a_fp, " (%s)", buffer);
+        }
+        fputs("\n", a_fp);
+    }
+    if (a_err_event->error_code >= 128) { 
+        /* kludge, try to find the extension that caused it */
+        buffer[0] = '\0';
+        for (ext = dpy->ext_procs; ext; ext = ext->next) {
+            if (ext->error_string)
+                (*ext->error_string)(dpy, a_err_event->error_code, &ext->codes,
+                        buffer, BUFSIZ);
+            if (buffer[0]) {
+                bext = ext;
+                break;
+            }
+            if (ext->codes.first_error &&
+                    ext->codes.first_error < (int)a_err_event->error_code &&
+                    (!bext || ext->codes.first_error > bext->codes.first_error))
+                bext = ext;
+        }
+        if (bext)
+            sprintf(buffer, "%s.%d", bext->name,
+                    a_err_event->error_code - bext->codes.first_error);
+        else
+            strcpy(buffer, "Value");
+        XGetErrorDatabaseText(dpy, mtype, buffer, "", mesg, BUFSIZ);
+        if (mesg[0]) {
+            fputs("  ", a_fp);
+            (void) fprintf(a_fp, mesg, a_err_event->resourceid);
+            fputs("\n", a_fp);
+        }
+        /* let extensions try to print the values */
+        for (ext = dpy->ext_procs; ext; ext = ext->next) {
+            if (ext->error_values)
+                (*ext->error_values)(dpy, a_err_event, a_fp);
+        }
+    } else if ((a_err_event->error_code == BadWindow) ||
+            (a_err_event->error_code == BadPixmap) ||
+            (a_err_event->error_code == BadCursor) ||
+            (a_err_event->error_code == BadFont) ||
+            (a_err_event->error_code == BadDrawable) ||
+            (a_err_event->error_code == BadColor) ||
+            (a_err_event->error_code == BadGC) ||
+            (a_err_event->error_code == BadIDChoice) ||
+            (a_err_event->error_code == BadValue) ||
+            (a_err_event->error_code == BadAtom)) {
+        if (a_err_event->error_code == BadValue)
+            XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
+                    mesg, BUFSIZ);
+        else if (a_err_event->error_code == BadAtom)
+            XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
+                    mesg, BUFSIZ);
+        else
+            XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
+                    mesg, BUFSIZ);
+        fputs("  ", a_fp);
+        (void) fprintf(a_fp, mesg, a_err_event->resourceid);
+        fputs("\n", a_fp);
+    }
+    XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
+            mesg, BUFSIZ);
+    fputs("  ", a_fp);
+    (void) fprintf(a_fp, mesg, a_err_event->serial);
+    XGetErrorDatabaseText(dpy, mtype, "CurrentSerial", "Current Serial #%d",
+            mesg, BUFSIZ);
+    fputs("\n  ", a_fp);
+    (void) fprintf(a_fp, mesg, dpy->request);
+    fputs("\n", a_fp);
+}
+
+static int
+ephyrHostXVErrorHandler (Display *a_display,
+                         XErrorEvent *a_error_event)
+{
+    EPHYR_LOG_ERROR ("got an error from the host xserver:\n") ;
+    ephyrHostXVLogXErrorEvent (a_display, a_error_event, stderr) ;
+    return Success ;
+}
+
+void
+ephyrHostXVInit (void)
+{
+    static Bool s_initialized ;
+
+    if (s_initialized)
+        return ;
+    XSetErrorHandler (ephyrHostXVErrorHandler) ;
+    s_initialized = TRUE ;
+}
+
+Bool
+ephyrHostXVQueryAdaptors (EphyrHostXVAdaptorArray **a_adaptors)
+{
+    EphyrHostXVAdaptorArray *result=NULL ;
+    int ret=0 ;
+    Bool is_ok=FALSE ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_adaptors, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    result = Xcalloc (1, sizeof (EphyrHostXVAdaptorArray)) ;
+    if (!result)
+        goto out ;
+
+    ret = XvQueryAdaptors (hostx_get_display (),
+                           DefaultRootWindow (hostx_get_display ()),
+                           &result->nb_adaptors,
+                           &result->adaptors) ;
+    if (ret != Success) {
+        EPHYR_LOG_ERROR ("failed to query host adaptors: %d\n", ret) ;
+        goto out ;
+    }
+    *a_adaptors = result ;
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+void
+ephyrHostXVAdaptorArrayDelete (EphyrHostXVAdaptorArray *a_adaptors)
+{
+    if (!a_adaptors)
+        return ;
+    if (a_adaptors->adaptors) {
+        XvFreeAdaptorInfo (a_adaptors->adaptors) ;
+        a_adaptors->adaptors = NULL ;
+        a_adaptors->nb_adaptors = 0 ;
+    }
+    XFree (a_adaptors) ;
+}
+
+int
+ephyrHostXVAdaptorArrayGetSize (const EphyrHostXVAdaptorArray *a_this)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;
+    return a_this->nb_adaptors ;
+}
+
+EphyrHostXVAdaptor*
+ephyrHostXVAdaptorArrayAt (const EphyrHostXVAdaptorArray *a_this,
+                           int a_index)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_this, NULL) ;
+
+    if (a_index >= a_this->nb_adaptors)
+        return NULL ;
+    return (EphyrHostXVAdaptor*)&a_this->adaptors[a_index] ;
+}
+
+char
+ephyrHostXVAdaptorGetType (const EphyrHostXVAdaptor *a_this)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;
+    return ((XvAdaptorInfo*)a_this)->type ;
+}
+
+const char*
+ephyrHostXVAdaptorGetName (const EphyrHostXVAdaptor *a_this)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_this, NULL) ;
+
+    return ((XvAdaptorInfo*)a_this)->name ;
+}
+
+EphyrHostVideoFormat*
+ephyrHostXVAdaptorGetVideoFormats (const EphyrHostXVAdaptor *a_this,
+                                   int *a_nb_formats)
+{
+    EphyrHostVideoFormat *formats=NULL ;
+    int nb_formats=0, i=0 ;
+    XVisualInfo *visual_info, visual_info_template ;
+    int nb_visual_info ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_this, NULL) ;
+
+    nb_formats = ((XvAdaptorInfo*)a_this)->num_formats ;
+    formats = Xcalloc (nb_formats, sizeof (EphyrHostVideoFormat)) ;
+    for (i=0; i < nb_formats; i++) {
+        memset (&visual_info_template, 0, sizeof (visual_info_template)) ;
+        visual_info_template.visualid =
+                            ((XvAdaptorInfo*)a_this)->formats[i].visual_id;
+        visual_info = XGetVisualInfo (hostx_get_display (),
+                                      VisualIDMask,
+                                      &visual_info_template,
+                                      &nb_visual_info) ;
+        formats[i].depth = ((XvAdaptorInfo*)a_this)->formats[i].depth ;
+        formats[i].visual_class = visual_info->class ;
+        XFree (visual_info) ;
+    }
+    if (a_nb_formats)
+        *a_nb_formats = nb_formats ;
+    return formats ;
+}
+
+int
+ephyrHostXVAdaptorGetNbPorts (const EphyrHostXVAdaptor *a_this)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;
+
+    return ((XvAdaptorInfo*)a_this)->num_ports ;
+}
+
+int
+ephyrHostXVAdaptorGetFirstPortID (const EphyrHostXVAdaptor *a_this)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;
+
+    return ((XvAdaptorInfo*)a_this)->base_id ;
+}
+
+Bool
+ephyrHostXVAdaptorHasPutVideo (const EphyrHostXVAdaptor *a_this,
+                               Bool *a_result)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;
+
+    if (((XvAdaptorInfo*)a_this)->type & XvVideoMask & XvInputMask)
+        *a_result = TRUE ;
+    else
+        *a_result = FALSE ;
+    return TRUE ;
+}
+
+Bool
+ephyrHostXVAdaptorHasGetVideo (const EphyrHostXVAdaptor *a_this,
+                               Bool *a_result)
+{
+    if (((XvAdaptorInfo*)a_this)->type & XvVideoMask & XvOutputMask)
+        *a_result = TRUE ;
+    else
+        *a_result = FALSE ;
+    return TRUE ;
+}
+
+Bool
+ephyrHostXVAdaptorHasPutStill (const EphyrHostXVAdaptor *a_this,
+                               Bool *a_result)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;
+
+    if (((XvAdaptorInfo*)a_this)->type & XvStillMask && XvInputMask)
+        *a_result = TRUE ;
+    else
+        *a_result = FALSE ;
+    return TRUE ;
+}
+
+Bool
+ephyrHostXVAdaptorHasGetStill (const EphyrHostXVAdaptor *a_this,
+                               Bool *a_result)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;
+
+    if (((XvAdaptorInfo*)a_this)->type & XvStillMask && XvOutputMask)
+        *a_result = TRUE ;
+    else
+        *a_result = FALSE ;
+    return TRUE ;
+}
+
+Bool
+ephyrHostXVAdaptorHasPutImage (const EphyrHostXVAdaptor *a_this,
+                               Bool *a_result)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;
+
+    if (((XvAdaptorInfo*)a_this)->type & XvImageMask && XvInputMask)
+        *a_result = TRUE ;
+    else
+        *a_result = FALSE ;
+    return TRUE ;
+}
+
+Bool
+ephyrHostXVQueryEncodings (int a_port_id,
+                           EphyrHostEncoding **a_encodings,
+                           unsigned int *a_num_encodings)
+{
+    EphyrHostEncoding *encodings=NULL ;
+    XvEncodingInfo *encoding_info=NULL ;
+    unsigned int num_encodings=0, i;
+    int ret=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_encodings && a_num_encodings, FALSE) ;
+
+    ret = XvQueryEncodings (hostx_get_display (),
+                            a_port_id,
+                            &num_encodings,
+                            &encoding_info) ;
+    if (num_encodings && encoding_info) {
+        encodings = Xcalloc (num_encodings, sizeof (EphyrHostEncoding)) ;
+        for (i=0; i<num_encodings; i++) {
+            encodings[i].id = encoding_info[i].encoding_id ;
+            encodings[i].name = strdup (encoding_info[i].name) ;
+            encodings[i].width = encoding_info[i].width ;
+            encodings[i].height = encoding_info[i].height ;
+            encodings[i].rate.numerator = encoding_info[i].rate.numerator ;
+            encodings[i].rate.denominator = encoding_info[i].rate.denominator ;
+        }
+    }
+    if (encoding_info) {
+        XvFreeEncodingInfo (encoding_info) ;
+        encoding_info = NULL ;
+    }
+    *a_encodings = encodings ;
+    *a_num_encodings = num_encodings ;
+
+    if (ret != Success)
+        return FALSE ;
+    return TRUE ;
+}
+
+void
+ephyrHostEncodingsDelete (EphyrHostEncoding *a_encodings,
+                          int a_num_encodings)
+{
+    int i=0 ;
+
+    if (!a_encodings)
+        return ;
+    for (i=0; i < a_num_encodings; i++) {
+        if (a_encodings[i].name) {
+            xfree (a_encodings[i].name) ;
+            a_encodings[i].name = NULL ;
+        }
+    }
+    xfree (a_encodings) ;
+}
+
+void
+ephyrHostAttributesDelete (EphyrHostAttribute *a_attributes)
+{
+    if (!a_attributes)
+        return ;
+    XFree (a_attributes) ;
+}
+
+Bool
+ephyrHostXVQueryPortAttributes (int a_port_id,
+                                EphyrHostAttribute **a_attributes,
+                                int *a_num_attributes)
+{
+    EPHYR_RETURN_VAL_IF_FAIL (a_attributes && a_num_attributes, FALSE) ;
+
+    *a_attributes =
+        (EphyrHostAttribute*)XvQueryPortAttributes (hostx_get_display (),
+                                                    a_port_id,
+                                                    a_num_attributes);
+
+    return TRUE ;
+}
+
+Bool
+ephyrHostXVQueryImageFormats (int a_port_id,
+                              EphyrHostImageFormat **a_formats,
+                              int *a_num_format)
+{
+    XvImageFormatValues *result=NULL ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_formats && a_num_format, FALSE) ;
+
+    result = XvListImageFormats (hostx_get_display (),
+                                 a_port_id,
+                                 a_num_format) ;
+    *a_formats = (EphyrHostImageFormat*) result ;
+    return TRUE ;
+
+}
+
+Bool
+ephyrHostXVSetPortAttribute (int a_port_id,
+                             int a_atom,
+                             int a_attr_value)
+{
+    int res=Success ;
+
+    EPHYR_LOG ("atom,name,value: (%d,%s,%d)\n",
+               a_atom,
+               XGetAtomName (hostx_get_display (), a_atom),
+               a_attr_value) ;
+
+    res = XvSetPortAttribute (hostx_get_display (),
+                              a_port_id,
+                              a_atom,
+                              a_attr_value) ;
+    if (res != Success) {
+        EPHYR_LOG_ERROR ("XvSetPortAttribute() failed: %d\n", res) ;
+        return FALSE ;
+    }
+    XFlush (hostx_get_display ()) ;
+    EPHYR_LOG ("leave\n") ;
+
+    return TRUE ;
+}
+
+Bool
+ephyrHostXVGetPortAttribute (int a_port_id,
+                             int a_atom,
+                             int *a_attr_value)
+{
+    int res=Success ;
+    Bool ret=FALSE ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_attr_value, FALSE) ;
+
+    EPHYR_LOG ("enter, a_port_id: %d, a_atomid: %d, attr_name: %s\n",
+               a_port_id, a_atom, XGetAtomName (hostx_get_display (), a_atom)) ;
+
+    res = XvGetPortAttribute (hostx_get_display (),
+                              a_port_id,
+                              a_atom,
+                              a_attr_value) ;
+    if (res != Success) {
+        EPHYR_LOG_ERROR ("XvGetPortAttribute() failed: %d \n", res) ;
+        goto out ;
+    }
+    EPHYR_LOG ("atom,value: (%d, %d)\n", a_atom, *a_attr_value) ;
+
+    ret = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return ret ;
+}
+
+Bool
+ephyrHostXVQueryBestSize (int a_port_id,
+                          Bool a_motion,
+                          unsigned int a_frame_w,
+                          unsigned int a_frame_h,
+                          unsigned int a_drw_w,
+                          unsigned int a_drw_h,
+                          unsigned int *a_actual_w,
+                          unsigned int *a_actual_h)
+{
+    int res=0 ;
+    Bool is_ok=FALSE ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_actual_w && a_actual_h, FALSE) ;
+
+    EPHYR_LOG ("enter: frame (%dx%d), drw (%dx%d)\n",
+               a_frame_w, a_frame_h,
+               a_drw_w, a_drw_h) ;
+
+    res = XvQueryBestSize (hostx_get_display (),
+                           a_port_id,
+                           a_motion,
+                           a_frame_w, a_frame_h,
+                           a_drw_w, a_drw_h,
+                           a_actual_w, a_actual_h) ;
+    if (res != Success) {
+        EPHYR_LOG_ERROR ("XvQueryBestSize() failed: %d\n", res) ;
+        goto out ;
+    }
+    XSync (hostx_get_display (), FALSE) ;
+
+    EPHYR_LOG ("actual (%dx%d)\n", *a_actual_w, *a_actual_h) ;
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+static Bool
+xv_wire_to_event(Display *dpy, XEvent *host, xEvent *wire)
+{
+    XExtDisplayInfo *info = xv_find_display (dpy);
+    XvEvent *re    = (XvEvent *)host;
+    xvEvent *event = (xvEvent *)wire;
+
+    XvCheckExtension(dpy, info, False);
+
+    switch ((event->u.u.type & 0x7F) - info->codes->first_event) {
+        case XvVideoNotify:
+            re->xvvideo.type = event->u.u.type & 0x7f;
+            re->xvvideo.serial =
+            _XSetLastRequestRead(dpy, (xGenericReply *)event);
+            re->xvvideo.send_event = ((event->u.u.type & 0x80) != 0);
+            re->xvvideo.display = dpy;
+            re->xvvideo.time = event->u.videoNotify.time;
+            re->xvvideo.reason = event->u.videoNotify.reason;
+            re->xvvideo.drawable = event->u.videoNotify.drawable;
+            re->xvvideo.port_id = event->u.videoNotify.port;
+            break;
+        case XvPortNotify:
+            re->xvport.type = event->u.u.type & 0x7f;
+            re->xvport.serial =
+            _XSetLastRequestRead(dpy, (xGenericReply *)event);
+            re->xvport.send_event = ((event->u.u.type & 0x80) != 0);
+            re->xvport.display = dpy;
+            re->xvport.time = event->u.portNotify.time;
+            re->xvport.port_id = event->u.portNotify.port;
+            re->xvport.attribute = event->u.portNotify.attribute;
+            re->xvport.value = event->u.portNotify.value;
+            break;
+        default:
+            return False;
+    }
+
+    return True ;
+}
+
+Bool
+ephyrHostXVQueryImageAttributes (int a_port_id,
+                                 int a_image_id /*image fourcc code*/,
+                                 unsigned short *a_width,
+                                 unsigned short *a_height,
+                                 int *a_image_size,
+                                 int *a_pitches,
+                                 int *a_offsets)
+{
+    Display *dpy = hostx_get_display () ;
+    Bool ret=FALSE ;
+    XExtDisplayInfo *info = xv_find_display (dpy);
+    xvQueryImageAttributesReq *req=NULL;
+    xvQueryImageAttributesReply rep;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_width, FALSE) ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_height, FALSE) ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_image_size, FALSE) ;
+
+    XvCheckExtension (dpy, info, FALSE);
+
+    LockDisplay (dpy);
+
+    XvGetReq (QueryImageAttributes, req);
+    req->id = a_image_id;
+    req->port = a_port_id;
+    req->width = *a_width;
+    req->height = *a_height;
+    /*
+     * read the reply
+     */
+    if (!_XReply (dpy, (xReply *)&rep, 0, xFalse)) {
+        EPHYR_LOG_ERROR ("QeryImageAttribute req failed\n") ;
+        goto out ;
+    }
+    if (a_pitches && a_offsets) {
+        _XRead (dpy,
+                (char*)a_pitches,
+                rep.num_planes << 2);
+        _XRead (dpy,
+                (char*)a_offsets,
+                rep.num_planes << 2);
+    } else {
+        _XEatData(dpy, rep.length << 2);
+    }
+    *a_width = rep.width ;
+    *a_height = rep.height ;
+    *a_image_size = rep.data_size ;
+
+    ret = TRUE ;
+
+out:
+    UnlockDisplay (dpy) ;
+    SyncHandle ();
+    return ret ;
+}
+
+Bool
+ephyrHostGetAtom (const char* a_name,
+                  Bool a_create_if_not_exists,
+                  int *a_atom)
+{
+    int atom=None ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_atom, FALSE) ;
+
+    atom = XInternAtom (hostx_get_display (), a_name, a_create_if_not_exists);
+    if (atom == None) {
+        return FALSE ;
+    }
+    *a_atom = atom ;
+    return TRUE ;
+}
+
+char*
+ephyrHostGetAtomName (int a_atom)
+{
+    return XGetAtomName (hostx_get_display (), a_atom) ;
+}
+
+void
+ephyrHostFree (void *a_pointer)
+{
+    if (a_pointer)
+        XFree (a_pointer) ;
+}
+
+Bool
+ephyrHostXVPutImage (int a_screen_num,
+                     int a_port_id,
+                     int a_image_id,
+                     int a_drw_x,
+                     int a_drw_y,
+                     int a_drw_w,
+                     int a_drw_h,
+                     int a_src_x,
+                     int a_src_y,
+                     int a_src_w,
+                     int a_src_h,
+                     int a_image_width,
+                     int a_image_height,
+                     unsigned char *a_buf,
+                     EphyrHostBox *a_clip_rects,
+                     int a_clip_rect_nums )
+{
+    Bool is_ok=TRUE ;
+    XvImage *xv_image=NULL ;
+    GC gc=0 ;
+    XGCValues gc_values;
+    Display *dpy = hostx_get_display () ;
+    XRectangle *rects=NULL ;
+    int res = 0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_buf, FALSE) ;
+
+    EPHYR_LOG ("enter, num_clip_rects: %d\n", a_clip_rect_nums) ;
+
+    memset (&gc_values, 0, sizeof (gc_values)) ;
+    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);
+    if (!gc) {
+        EPHYR_LOG_ERROR ("failed to create gc \n") ;
+        goto out ;
+    }
+    xv_image = (XvImage*) XvCreateImage (hostx_get_display (),
+                                         a_port_id, a_image_id,
+                                         NULL, a_image_width, a_image_height) ;
+    if (!xv_image) {
+        EPHYR_LOG_ERROR ("failed to create image\n") ;
+        goto out ;
+    }
+    xv_image->data = (char*)a_buf ;
+    if (a_clip_rect_nums) {
+        int i=0 ;
+        rects = calloc (a_clip_rect_nums, sizeof (XRectangle)) ;
+        for (i=0; i < a_clip_rect_nums; i++) {
+            rects[i].x = a_clip_rects[i].x1 ;
+            rects[i].y = a_clip_rects[i].y1 ;
+            rects[i].width = a_clip_rects[i].x2 - a_clip_rects[i].x1;
+            rects[i].height = a_clip_rects[i].y2 - a_clip_rects[i].y1;
+            EPHYR_LOG ("(x,y,w,h): (%d,%d,%d,%d)\n",
+                       rects[i].x, rects[i].y,
+                       rects[i].width, rects[i].height) ;
+        }
+        XSetClipRectangles (dpy, gc, 0, 0, rects, a_clip_rect_nums, YXBanded) ;
+        /*this always returns 1*/
+    }
+    res = XvPutImage (dpy, a_port_id,
+                      hostx_get_window (a_screen_num),
+                      gc, xv_image,
+                      a_src_x, a_src_y, a_src_w, a_src_h,
+                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;
+    if (res != Success) {
+        EPHYR_LOG_ERROR ("XvPutImage() failed: %d\n", res) ;
+        goto out ;
+    }
+    is_ok = TRUE ;
+
+out:
+    if (xv_image) {
+        XFree (xv_image) ;
+        xv_image = NULL ;
+    }
+    if (gc) {
+        XFreeGC (dpy, gc) ;
+        gc = NULL ;
+    }
+    if (rects) {
+        free (rects) ;
+        rects = NULL ;
+    }
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+Bool
+ephyrHostXVPutVideo (int a_screen_num, int a_port_id,
+                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
+                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
+{
+    Bool is_ok=FALSE ;
+    int res=FALSE ;
+    GC gc=0 ;
+    XGCValues gc_values;
+    Display *dpy=hostx_get_display () ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
+
+    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);
+    if (!gc) {
+        EPHYR_LOG_ERROR ("failed to create gc \n") ;
+        goto out ;
+    }
+    res = XvPutVideo (dpy, a_port_id, hostx_get_window (a_screen_num), gc,
+                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,
+                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;
+
+    if (res != Success) {
+        EPHYR_LOG_ERROR ("XvPutVideo() failed: %d\n", res) ;
+        goto out ;
+    }
+
+    is_ok = TRUE ;
+
+out:
+    if (gc) {
+        XFreeGC (dpy, gc) ;
+        gc = NULL ;
+    }
+    return is_ok ;
+}
+
+Bool
+ephyrHostXVGetVideo (int a_screen_num, int a_port_id,
+                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
+                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
+{
+    Bool is_ok=FALSE ;
+    int res=FALSE ;
+    GC gc=0 ;
+    XGCValues gc_values;
+    Display *dpy=hostx_get_display () ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
+
+    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);
+    if (!gc) {
+        EPHYR_LOG_ERROR ("failed to create gc \n") ;
+        goto out ;
+    }
+    res = XvGetVideo (dpy, a_port_id, hostx_get_window (a_screen_num), gc,
+                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,
+                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;
+
+    if (res != Success) {
+        EPHYR_LOG_ERROR ("XvGetVideo() failed: %d\n", res) ;
+        goto out ;
+    }
+
+    is_ok = TRUE ;
+
+out:
+    if (gc) {
+        XFreeGC (dpy, gc) ;
+        gc = NULL ;
+    }
+    return is_ok ;
+}
+
+Bool
+ephyrHostXVPutStill (int a_screen_num, int a_port_id,
+                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
+                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
+{
+    Bool is_ok=FALSE ;
+    int res=FALSE ;
+    GC gc=0 ;
+    XGCValues gc_values;
+    Display *dpy=hostx_get_display () ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
+
+    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);
+    if (!gc) {
+        EPHYR_LOG_ERROR ("failed to create gc \n") ;
+        goto out ;
+    }
+    res = XvPutStill (dpy, a_port_id, hostx_get_window (a_screen_num), gc,
+                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,
+                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;
+
+    if (res != Success) {
+        EPHYR_LOG_ERROR ("XvPutStill() failed: %d\n", res) ;
+        goto out ;
+    }
+
+    is_ok = TRUE ;
+
+out:
+    if (gc) {
+        XFreeGC (dpy, gc) ;
+        gc = NULL ;
+    }
+    return is_ok ;
+}
+
+Bool
+ephyrHostXVGetStill (int a_screen_num, int a_port_id,
+                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
+                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
+{
+    Bool is_ok=FALSE ;
+    int res=FALSE ;
+    GC gc=0 ;
+    XGCValues gc_values;
+    Display *dpy=hostx_get_display () ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
+
+    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);
+    if (!gc) {
+        EPHYR_LOG_ERROR ("failed to create gc \n") ;
+        goto out ;
+    }
+    res = XvGetStill (dpy, a_port_id, hostx_get_window (a_screen_num), gc,
+                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,
+                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;
+
+    if (res != Success) {
+        EPHYR_LOG_ERROR ("XvGetStill() failed: %d\n", res) ;
+        goto out ;
+    }
+
+    is_ok = TRUE ;
+
+out:
+    if (gc) {
+        XFreeGC (dpy, gc) ;
+        gc = NULL ;
+    }
+    return is_ok ;
+}
+
+Bool
+ephyrHostXVStopVideo (int a_screen_num, int a_port_id)
+{
+    int ret=0 ;
+    Bool is_ok=FALSE ;
+    Display *dpy = hostx_get_display () ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    ret = XvStopVideo (dpy, a_port_id, hostx_get_window (a_screen_num)) ;
+    if (ret != Success) {
+        EPHYR_LOG_ERROR ("XvStopVideo() failed: %d \n", ret) ;
+        goto out ;
+    }
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
diff --git a/hw/kdrive/ephyr/ephyrhostvideo.h b/hw/kdrive/ephyr/ephyrhostvideo.h
new file mode 100644
index 000000000..05ee38a03
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrhostvideo.h
@@ -0,0 +1,238 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+#ifndef __EPHYRHOSTVIDEO_H__
+#define __EPHYRHOSTVIDEO_H__
+
+typedef void* EphyrHostXVAdaptor ;
+typedef struct _EphyrHostXVAdaptorArray EphyrHostXVAdaptorArray ;
+
+typedef struct _EphyrHostVideoFormat {
+    char depth ;
+    short visual_class;
+} EphyrHostVideoFormat ;
+
+typedef struct _EphyrHostRational {
+    int numerator ;
+    int denominator ;
+} EphyrHostRational;
+
+typedef struct _EphyrHostEncoding {
+    int id ;
+    char *name ;
+    unsigned short width, height ;
+    EphyrHostRational rate ;
+} EphyrHostEncoding ;
+
+typedef struct _EphyrHostAttribute {
+    int flags;
+    int min_value;
+    int max_value;
+    char *name;
+} EphyrHostAttribute ;
+
+typedef struct _EphyrHostImageFormat {
+    int id;                      /* Unique descriptor for the format */
+    int type;                    /* XvRGB, XvYUV */
+    int byte_order;              /* LSBFirst, MSBFirst */
+    char guid[16];               /* Globally Unique IDentifier */
+    int bits_per_pixel;
+    int format;                  /* XvPacked, XvPlanar */
+    int num_planes;
+
+    /* for RGB formats only */
+    int depth;
+    unsigned int red_mask;
+    unsigned int green_mask;
+    unsigned int blue_mask;
+
+    /* for YUV formats only */
+    unsigned int y_sample_bits;
+    unsigned int u_sample_bits;
+    unsigned int v_sample_bits;
+    unsigned int horz_y_period;
+    unsigned int horz_u_period;
+    unsigned int horz_v_period;
+    unsigned int vert_y_period;
+    unsigned int vert_u_period;
+    unsigned int vert_v_period;
+    char component_order[32];    /* eg. UYVY */
+    int scanline_order;          /* XvTopToBottom, XvBottomToTop */
+} EphyrHostImageFormat ;
+
+typedef struct {
+    unsigned short x1, y1, x2, y2 ;
+} EphyrHostBox ;
+
+void ephyrHostXVInit (void) ;
+
+void ephyrHostFree (void *a_pointer) ;
+
+/*
+ * host adaptor array
+ */
+Bool ephyrHostXVQueryAdaptors (EphyrHostXVAdaptorArray **a_adaptors) ;
+void ephyrHostXVAdaptorArrayDelete (EphyrHostXVAdaptorArray *a_adaptors) ;
+int ephyrHostXVAdaptorArrayGetSize (const EphyrHostXVAdaptorArray *a_this) ;
+EphyrHostXVAdaptor* ephyrHostXVAdaptorArrayAt (const EphyrHostXVAdaptorArray *a_this,
+                                               int a_index) ;
+
+/*
+ * host adaptor
+ */
+
+char ephyrHostXVAdaptorGetType (const EphyrHostXVAdaptor *a_this) ;
+const char* ephyrHostXVAdaptorGetName (const EphyrHostXVAdaptor *a_this) ;
+EphyrHostVideoFormat* ephyrHostXVAdaptorGetVideoFormats
+                                                (const EphyrHostXVAdaptor *a_this,
+                                                 int *a_nb_formats) ;
+int ephyrHostXVAdaptorGetNbPorts (const EphyrHostXVAdaptor *a_this) ;
+int ephyrHostXVAdaptorGetFirstPortID (const EphyrHostXVAdaptor *a_this) ;
+
+Bool ephyrHostXVAdaptorHasPutVideo (const EphyrHostXVAdaptor *a_this,
+                                    Bool *a_result) ;
+Bool ephyrHostXVAdaptorHasGetVideo (const EphyrHostXVAdaptor *a_this,
+                                    Bool *a_result) ;
+Bool ephyrHostXVAdaptorHasPutStill (const EphyrHostXVAdaptor *a_this,
+                                    Bool *a_result) ;
+Bool ephyrHostXVAdaptorHasGetStill (const EphyrHostXVAdaptor *a_this,
+                                    Bool *a_result) ;
+Bool ephyrHostXVAdaptorHasPutImage (const EphyrHostXVAdaptor *a_this,
+                                    Bool *a_result) ;
+
+/*
+ * encoding
+ */
+Bool ephyrHostXVQueryEncodings (int a_port_id,
+                                EphyrHostEncoding **a_encodings,
+                                unsigned int *a_num_encodings) ;
+
+void ephyrHostEncodingsDelete (EphyrHostEncoding *a_encodings,
+                               int a_num_encodings) ;
+
+/*
+ * attribute
+ */
+Bool ephyrHostXVQueryPortAttributes (int a_port_id,
+                                     EphyrHostAttribute **a_attributes,
+                                     int *a_num_attributes) ;
+
+void ephyrHostAttributesDelete (EphyrHostAttribute *a_attributes) ;
+/*
+ * image format
+ */
+
+Bool ephyrHostXVQueryImageFormats (int a_port_id,
+                                   EphyrHostImageFormat **a_formats,
+                                   int *a_num_format) ;
+/*
+ * Port Attribute Get/Set
+ */
+Bool ephyrHostXVSetPortAttribute (int a_port_id,
+                                  int a_atom,
+                                  int a_attr_value) ;
+Bool ephyrHostXVGetPortAttribute (int a_port_id,
+                                  int a_atom,
+                                  int *a_attr_value) ;
+/*
+ *size query
+ */
+Bool ephyrHostXVQueryBestSize (int a_port_id,
+                               Bool a_motion,
+                               unsigned int a_frame_w,
+                               unsigned int a_frame_h,
+                               unsigned int a_drw_w,
+                               unsigned int a_drw_h,
+                               unsigned int *a_actual_w,
+                               unsigned int *a_actual_h) ;
+
+Bool ephyrHostXVQueryImageAttributes (int a_port_id,
+                                      int a_image_id /*image fourcc code*/,
+                                      unsigned short *a_width,
+                                      unsigned short *a_height,
+                                      int *a_image_size,
+                                      int *a_pitches,
+                                      int *a_offsets) ;
+/*
+ * atom
+ */
+Bool ephyrHostGetAtom (const char* a_name,
+                       Bool a_create_if_not_exists,
+                       int *a_atom) ;
+char* ephyrHostGetAtomName (int a_atom) ;
+
+/*
+ *PutImage
+ * (ignore clipping for now)
+ */
+Bool ephyrHostXVPutImage (int a_screen_num,
+                          int a_port_id,
+                          int a_image_id,
+                          int a_drw_x,
+                          int a_drw_y,
+                          int a_drw_w,
+                          int a_drw_h,
+                          int a_src_x,
+                          int a_src_y,
+                          int a_src_w,
+                          int a_src_h,
+                          int a_image_width,
+                          int a_image_height,
+                          unsigned char *a_buf,
+                          EphyrHostBox *a_clip_rects,
+                          int a_clip_rect_nums) ;
+
+/*
+ * Putvideo/PutStill/GetVideo
+ */
+Bool ephyrHostXVPutVideo (int a_screen_num,
+                          int a_port_id,
+                          int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
+                          int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h) ;
+
+Bool ephyrHostXVGetVideo (int a_screen_num,
+                          int a_port_id,
+                          int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
+                          int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h) ;
+
+Bool ephyrHostXVPutStill (int a_screen_num,
+                          int a_port_id,
+                          int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
+                          int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h) ;
+
+Bool ephyrHostXVGetStill (int a_screen_num,
+                          int a_port_id,
+                          int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
+                          int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h) ;
+
+/*
+ * StopVideo
+ */
+Bool ephyrHostXVStopVideo (int a_screen_num, int a_port_id) ;
+
+#endif /*__EPHYRHOSTVIDEO_H__*/
+
diff --git a/hw/kdrive/ephyr/ephyrinit.c b/hw/kdrive/ephyr/ephyrinit.c
index 687460952..cc7a36700 100644
--- a/hw/kdrive/ephyr/ephyrinit.c
+++ b/hw/kdrive/ephyr/ephyrinit.c
@@ -27,11 +27,15 @@
 #include <kdrive-config.h>
 #endif
 #include "ephyr.h"
+#include "ephyrlog.h"
 
 extern Window EphyrPreExistingHostWin;
 extern Bool   EphyrWantGrayScale;
 extern Bool   kdHasPointer;
 extern Bool   kdHasKbd;
+extern Bool   ephyrNoDRI;
+extern Bool   ephyrNoXV;
+extern Bool noGlxVisualInit;
 
 void processScreenArg (char *screen_size, char *parent_id) ;
 
@@ -92,11 +96,14 @@ ddxUseMsg (void)
   KdUseMsg();
 
   ErrorF("\nXephyr Option Usage:\n");
-  ErrorF("-parent XID   Use existing window as Xephyr root win\n");
+  ErrorF("-parent <XID>        Use existing window as Xephyr root win\n");
   ErrorF("-host-cursor         Re-use exisiting X host server cursor\n");
   ErrorF("-fullscreen          Attempt to run Xephyr fullscreen\n");
   ErrorF("-grayscale           Simulate 8bit grayscale\n");
   ErrorF("-fakexa              Simulate acceleration using software rendering\n");
+  ErrorF("-verbosity <level>   Set log verbosity level\n");
+  ErrorF("-nodri               do not use DRI\n");
+  ErrorF("-noxv                do not use XV\n");
   ErrorF("\n");
 
   exit(1);
@@ -137,6 +144,8 @@ ddxProcessArgument (int argc, char **argv, int i)
 {
   EPHYR_DBG("mark argv[%d]='%s'", i, argv[i] );
 
+  noGlxVisualInit = TRUE ;
+
   if (!strcmp (argv[i], "-parent"))
     {
       if(i+1 < argc)
@@ -182,6 +191,34 @@ ddxProcessArgument (int argc, char **argv, int i)
       ephyrFuncs.finiAccel = ephyrDrawFini;
       return 1;
     }
+  else if (!strcmp (argv[i], "-verbosity"))
+    {
+      if(i+1 < argc && argv[i+1][0] != '-')
+	{
+	  int verbosity=atoi (argv[i+1]) ;
+	  LogSetParameter (XLOG_VERBOSITY, verbosity) ;
+	  EPHYR_LOG ("set verbosiry to %d\n", verbosity) ;
+	  return 2 ;
+	}
+      else
+	{
+	  UseMsg() ;
+	  exit(1) ;
+	}
+    }
+  else if (!strcmp (argv[i], "-nodri"))
+   {
+       noGlxVisualInit = FALSE ;
+       ephyrNoDRI = TRUE ;
+       EPHYR_LOG ("no direct rendering enabled\n") ;
+       return 1 ;
+   }
+  else if (!strcmp (argv[i], "-noxv"))
+   {
+       ephyrNoXV = TRUE ;
+       EPHYR_LOG ("no XVideo enabled\n") ;
+       return 1 ;
+   }
   else if (argv[i][0] == ':')
     {
       hostx_set_display_name(argv[i]);
diff --git a/hw/kdrive/ephyr/ephyrlog.h b/hw/kdrive/ephyr/ephyrlog.h
new file mode 100644
index 000000000..4c6435edd
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrlog.h
@@ -0,0 +1,67 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+#ifndef __EPHYRLOG_H__
+#define __EPHYRLOG_H__
+
+#include <assert.h>
+#include "os.h"
+
+#ifdef NDEBUG
+/*we are not in debug mode*/
+#define EPHYR_LOG
+#define EPHYR_LOG_ERROR
+#endif /*NDEBUG*/
+
+#define ERROR_LOG_LEVEL 3
+#define INFO_LOG_LEVEL 4
+
+#ifndef EPHYR_LOG
+#define EPHYR_LOG(...) \
+LogMessageVerb(X_NOTICE, INFO_LOG_LEVEL, "in %s:%d:%s: ",\
+                      __FILE__, __LINE__, __func__) ; \
+LogMessageVerb(X_NOTICE, INFO_LOG_LEVEL, __VA_ARGS__)
+#endif /*nomadik_log*/
+
+#ifndef EPHYR_LOG_ERROR
+#define EPHYR_LOG_ERROR(...) \
+LogMessageVerb(X_NOTICE, ERROR_LOG_LEVEL, "Error:in %s:%d:%s: ",\
+                      __FILE__, __LINE__, __func__) ; \
+LogMessageVerb(X_NOTICE, ERROR_LOG_LEVEL, __VA_ARGS__)
+#endif /*EPHYR_LOG_ERROR*/
+
+#ifndef EPHYR_RETURN_IF_FAIL
+#define EPHYR_RETURN_IF_FAIL(cond) \
+if (!(cond)) {EPHYR_LOG_ERROR("condition %s failed\n", #cond);return;}
+#endif /*nomadik_return_if_fail*/
+
+#ifndef EPHYR_RETURN_VAL_IF_FAIL
+#define EPHYR_RETURN_VAL_IF_FAIL(cond,val) \
+if (!(cond)) {EPHYR_LOG_ERROR("condition %s failed\n", #cond);return val;}
+#endif /*nomadik_return_val_if_fail*/
+
+#endif /*__EPHYRLOG_H__*/
diff --git a/hw/kdrive/ephyr/ephyrproxyext.c b/hw/kdrive/ephyr/ephyrproxyext.c
new file mode 100644
index 000000000..0c070f4c7
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrproxyext.c
@@ -0,0 +1,119 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+
+/*
+ * \file
+ * This file defines a proxy extension that forwards requests.
+ * When a request to extension FOO is sent to Xephyr, that request is forwared
+ * to the host X, without even trying to know what the request means.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+
+#include "misc.h"
+#include "dixstruct.h"
+#include "extnsionst.h"
+#include "ephyrproxyext.h"
+#define _HAVE_XALLOC_DECLS
+#include "ephyrlog.h"
+#include "ephyrhostproxy.h"
+#include "hostx.h"
+
+static Bool ephyrProxyGetHostExtensionInfo (const char *a_ext_name,
+                                            int *a_major_opcode,
+                                            int *a_first_event,
+                                            int *a_first_error) ;
+
+static int ephyrProxyProcDispatch (ClientPtr client) ;
+
+static Bool
+ephyrProxyGetHostExtensionInfo (const char *a_ext_name,
+                                int *a_major_opcode,
+                                int *a_first_event,
+                                int *a_first_error)
+{
+    return hostx_get_extension_info (a_ext_name, a_major_opcode,
+                                     a_first_event, a_first_error) ;
+}
+
+static int
+ephyrProxyProcDispatch (ClientPtr a_client)
+{
+    int res=BadImplementation ;
+    struct XReply reply ;
+
+    if (!ephyrHostProxyDoForward (a_client->requestBuffer, &reply, FALSE)) {
+        EPHYR_LOG_ERROR ("forwarding failed\n") ;
+        goto out ;
+    }
+    reply.sequence_number = a_client->sequence;
+    res = Success ;
+
+    WriteToClient(a_client, 32, (char *)&reply);
+
+out:
+    return res ;
+}
+
+static void
+ephyrProxyProcReset (ExtensionEntry *a_entry)
+{
+}
+
+Bool
+ephyrProxyExtensionInit (const char *a_extension_name)
+{
+    Bool is_ok = FALSE ;
+    int major_opcode=0, first_event=0, first_error=0;
+    ExtensionEntry *ext=NULL ;
+
+    if (!ephyrProxyGetHostExtensionInfo (a_extension_name,
+                                         &major_opcode,
+                                         &first_event,
+                                         &first_error)) {
+        EPHYR_LOG ("failed to query extension %s from host\n", a_extension_name) ;
+        goto out;
+    }
+    ext = AddExtension ((char*)a_extension_name, 0, 0,
+                        ephyrProxyProcDispatch,
+                        ephyrProxyProcDispatch,
+                        ephyrProxyProcReset,
+                        StandardMinorOpcode) ;
+    if (!ext) {
+        EPHYR_LOG_ERROR ("failed to add the extension\n") ;
+        goto out ;
+    }
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
diff --git a/hw/kdrive/ephyr/ephyrproxyext.h b/hw/kdrive/ephyr/ephyrproxyext.h
new file mode 100644
index 000000000..e52f8d887
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrproxyext.h
@@ -0,0 +1,34 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+#ifndef __EPHYRPROXYEXT_H__
+#define __EPHYRPROXYEXT_H__
+
+Bool ephyrProxyExtensionInit (const char *a_extension_name) ;
+
+#endif /*__EPHYRPROXYEXT_H__*/
+
diff --git a/hw/kdrive/ephyr/ephyrvideo.c b/hw/kdrive/ephyr/ephyrvideo.c
new file mode 100644
index 000000000..bfe4d7223
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyrvideo.c
@@ -0,0 +1,1278 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+#include <string.h>
+#include <X11/extensions/Xv.h>
+#include "ephyrlog.h"
+#include "kdrive.h"
+#include "kxv.h"
+#include "ephyr.h"
+#include "hostx.h"
+#include "ephyrhostvideo.h"
+
+struct _EphyrXVPriv {
+    EphyrHostXVAdaptorArray *host_adaptors ;
+    KdVideoAdaptorPtr adaptors ;
+    int num_adaptors ;
+};
+typedef struct _EphyrXVPriv EphyrXVPriv ;
+
+struct _EphyrPortPriv {
+    int port_number ;
+    KdVideoAdaptorPtr current_adaptor ;
+    EphyrXVPriv *xv_priv;
+    unsigned char *image_buf ;
+    int image_buf_size ;
+    int image_id ;
+    int drw_x, drw_y, drw_w, drw_h ;
+    int src_x, src_y, src_w, src_h ;
+    int image_width, image_height ;
+};
+typedef struct _EphyrPortPriv EphyrPortPriv ;
+
+static Bool DoSimpleClip (BoxPtr a_dst_drw,
+                          BoxPtr a_clipper,
+                          BoxPtr a_result) ;
+
+static Bool ephyrLocalAtomToHost (int a_local_atom, int *a_host_atom) ;
+
+/*
+static Bool ephyrHostAtomToLocal (int a_host_atom, int *a_local_atom) ;
+*/
+
+static EphyrXVPriv* ephyrXVPrivNew (void) ;
+static void ephyrXVPrivDelete (EphyrXVPriv *a_this) ;
+static Bool ephyrXVPrivQueryHostAdaptors (EphyrXVPriv *a_this) ;
+static Bool ephyrXVPrivSetAdaptorsHooks (EphyrXVPriv *a_this) ;
+static Bool ephyrXVPrivRegisterAdaptors (EphyrXVPriv *a_this,
+                                         ScreenPtr a_screen) ;
+
+static Bool ephyrXVPrivIsAttrValueValid (KdAttributePtr a_attrs,
+                                         int a_attrs_len,
+                                         const char *a_attr_name,
+                                         int a_attr_value,
+                                         Bool *a_is_valid) ;
+
+static Bool ephyrXVPrivGetImageBufSize (int a_port_id,
+                                        int a_image_id,
+                                        unsigned short a_width,
+                                        unsigned short a_height,
+                                        int *a_size) ;
+
+static Bool ephyrXVPrivSaveImageToPortPriv (EphyrPortPriv *a_port_priv,
+                                            const unsigned char *a_image,
+                                            int a_image_len) ;
+
+static void ephyrStopVideo (KdScreenInfo *a_info,
+                            pointer a_xv_priv,
+                            Bool a_exit);
+
+static int ephyrSetPortAttribute (KdScreenInfo *a_info,
+                                  Atom a_attr_name,
+                                  int a_attr_value,
+                                  pointer a_port_priv);
+
+static int ephyrGetPortAttribute (KdScreenInfo *a_screen_info,
+                                  Atom a_attr_name,
+                                  int *a_attr_value,
+                                  pointer a_port_priv);
+
+static void ephyrQueryBestSize (KdScreenInfo *a_info,
+                                Bool a_motion,
+                                short a_src_w,
+                                short a_src_h,
+                                short a_drw_w,
+                                short a_drw_h,
+                                unsigned int *a_prefered_w,
+                                unsigned int *a_prefered_h,
+                                pointer a_port_priv);
+
+static int ephyrPutImage (KdScreenInfo *a_info,
+                          DrawablePtr a_drawable,
+                          short a_src_x,
+                          short a_src_y,
+                          short a_drw_x,
+                          short a_drw_y,
+                          short a_src_w,
+                          short a_src_h,
+                          short a_drw_w,
+                          short a_drw_h,
+                          int a_id,
+                          unsigned char *a_buf,
+                          short a_width,
+                          short a_height,
+                          Bool a_sync,
+                          RegionPtr a_clipping_region,
+                          pointer a_port_priv);
+
+static int ephyrReputImage (KdScreenInfo *a_info,
+                            DrawablePtr a_drawable,
+                            short a_drw_x,
+                            short a_drw_y,
+                            RegionPtr a_clipping_region,
+                            pointer a_port_priv) ;
+
+static int ephyrPutVideo (KdScreenInfo *a_info,
+                          DrawablePtr a_drawable,
+                          short a_vid_x, short a_vid_y,
+                          short a_drw_x, short a_drw_y,
+                          short a_vid_w, short a_vid_h,
+                          short a_drw_w, short a_drw_h,
+                          RegionPtr a_clip_region,
+                          pointer a_port_priv) ;
+
+static int ephyrGetVideo (KdScreenInfo *a_info,
+                          DrawablePtr a_drawable,
+                          short a_vid_x, short a_vid_y,
+                          short a_drw_x, short a_drw_y,
+                          short a_vid_w, short a_vid_h,
+                          short a_drw_w, short a_drw_h,
+                          RegionPtr a_clip_region,
+                          pointer a_port_priv) ;
+
+static int ephyrPutStill (KdScreenInfo *a_info,
+                          DrawablePtr a_drawable,
+                          short a_vid_x, short a_vid_y,
+                          short a_drw_x, short a_drw_y,
+                          short a_vid_w, short a_vid_h,
+                          short a_drw_w, short a_drw_h,
+                          RegionPtr a_clip_region,
+                          pointer a_port_priv) ;
+
+static int ephyrGetStill (KdScreenInfo *a_info,
+                          DrawablePtr a_drawable,
+                          short a_vid_x, short a_vid_y,
+                          short a_drw_x, short a_drw_y,
+                          short a_vid_w, short a_vid_h,
+                          short a_drw_w, short a_drw_h,
+                          RegionPtr a_clip_region,
+                          pointer a_port_priv) ;
+
+static int ephyrQueryImageAttributes (KdScreenInfo *a_info,
+                                      int a_id,
+                                      unsigned short *a_w,
+                                      unsigned short *a_h,
+                                      int *a_pitches,
+                                      int *a_offsets);
+static int s_base_port_id ;
+
+/**************
+ * <helpers>
+ * ************/
+
+static Bool
+DoSimpleClip (BoxPtr a_dst_box,
+              BoxPtr a_clipper,
+              BoxPtr a_result)
+{
+    BoxRec dstClippedBox ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_dst_box && a_clipper && a_result, FALSE) ;
+
+    /*
+     * setup the clipbox inside the destination.
+     */
+    dstClippedBox.x1 = a_dst_box->x1 ;
+    dstClippedBox.x2 = a_dst_box->x2 ;
+    dstClippedBox.y1 = a_dst_box->y1 ;
+    dstClippedBox.y2 = a_dst_box->y2 ;
+
+    /*
+     * if the cliper leftmost edge is inside
+     * the destination area then the leftmost edge of the resulting
+     * clipped box is the leftmost edge of the cliper.
+     */
+    if (a_clipper->x1 > dstClippedBox.x1)
+        dstClippedBox.x1 = a_clipper->x1 ;
+
+    /*
+     * if the cliper top edge is inside the destination area
+     * then the bottom horizontal edge of the resulting clipped box
+     * is the bottom edge of the cliper
+     */
+    if (a_clipper->y1 > dstClippedBox.y1)
+        dstClippedBox.y1 = a_clipper->y1 ;
+
+    /*ditto for right edge*/
+    if (a_clipper->x2 < dstClippedBox.x2)
+        dstClippedBox.x2 = a_clipper->x2 ;
+
+    /*ditto for bottom edge*/
+    if (a_clipper->y2 < dstClippedBox.y2)
+        dstClippedBox.y2 = a_clipper->y2 ;
+
+    memcpy (a_result, &dstClippedBox, sizeof (dstClippedBox)) ;
+    return TRUE ;
+}
+
+static Bool
+ephyrLocalAtomToHost (int a_local_atom, int *a_host_atom)
+{
+    char *atom_name=NULL;
+    int host_atom=None ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_host_atom, FALSE) ;
+
+    if (!ValidAtom (a_local_atom))
+        return FALSE ;
+
+    atom_name = NameForAtom (a_local_atom) ;
+
+    if (!atom_name)
+        return FALSE ;
+
+    if (!ephyrHostGetAtom (atom_name, FALSE, &host_atom) || host_atom == None) {
+        EPHYR_LOG_ERROR ("no atom for string %s defined in host X\n",
+                         atom_name) ;
+        return FALSE ;
+    }
+    *a_host_atom = host_atom ;
+    return TRUE ;
+}
+
+/*
+ Not used yed.
+static Bool
+ephyrHostAtomToLocal (int a_host_atom, int *a_local_atom)
+{
+    Bool is_ok=FALSE ;
+    char *atom_name=NULL ;
+    int atom=None ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_local_atom, FALSE) ;
+
+    atom_name = ephyrHostGetAtomName (a_host_atom) ;
+    if (!atom_name)
+        goto out ;
+
+    atom = MakeAtom (atom_name, strlen (atom_name), TRUE) ;
+    if (atom == None)
+        goto out ;
+
+    *a_local_atom = atom ;
+    is_ok = TRUE ;
+
+out:
+    if (atom_name) {
+        ephyrHostFree (atom_name) ;
+    }
+    return is_ok ;
+}
+*/
+
+/**************
+ *</helpers>
+ * ************/
+
+Bool
+ephyrInitVideo (ScreenPtr pScreen)
+{
+    Bool is_ok = FALSE ;
+    KdScreenPriv(pScreen);
+    KdScreenInfo *screen = pScreenPriv->screen;
+    static EphyrXVPriv *xv_priv;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (screen->fb[0].bitsPerPixel == 8) {
+        EPHYR_LOG_ERROR ("8 bits depth not supported\n") ;
+        return FALSE ;
+    }
+
+    if (!xv_priv) {
+        xv_priv = ephyrXVPrivNew () ;
+    }
+    if (!xv_priv) {
+        EPHYR_LOG_ERROR ("failed to create xv_priv\n") ;
+        goto out ;
+    }
+
+    if (!ephyrXVPrivRegisterAdaptors (xv_priv, pScreen)) {
+        EPHYR_LOG_ERROR ("failed to register adaptors\n") ;
+        goto out ;
+    }
+    is_ok = TRUE ;
+
+out:
+    return is_ok ;
+}
+
+static EphyrXVPriv*
+ephyrXVPrivNew (void)
+{
+    EphyrXVPriv *xv_priv=NULL ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    xv_priv = xcalloc (1, sizeof (EphyrXVPriv)) ;
+    if (!xv_priv) {
+        EPHYR_LOG_ERROR ("failed to create EphyrXVPriv\n") ;
+        goto error ;
+    }
+
+    ephyrHostXVInit () ;
+
+    if (!ephyrXVPrivQueryHostAdaptors (xv_priv)) {
+        EPHYR_LOG_ERROR ("failed to query the host x for xv properties\n") ;
+        goto error ;
+    }
+    if (!ephyrXVPrivSetAdaptorsHooks (xv_priv)) {
+        EPHYR_LOG_ERROR ("failed to set xv_priv hooks\n") ;
+        goto error ;
+    }
+
+    EPHYR_LOG ("leave\n") ;
+    return xv_priv ;
+
+error:
+    if (xv_priv) {
+        ephyrXVPrivDelete (xv_priv) ;
+        xv_priv = NULL ;
+    }
+    return NULL ;
+}
+
+static void
+ephyrXVPrivDelete (EphyrXVPriv *a_this)
+{
+    EPHYR_LOG ("enter\n") ;
+
+    if (!a_this)
+        return ;
+    if (a_this->host_adaptors) {
+        ephyrHostXVAdaptorArrayDelete (a_this->host_adaptors) ;
+        a_this->host_adaptors = NULL ;
+    }
+    if (a_this->adaptors) {
+        xfree (a_this->adaptors) ;
+        a_this->adaptors = NULL ;
+    }
+    xfree (a_this) ;
+    EPHYR_LOG ("leave\n") ;
+}
+
+static KdVideoEncodingPtr
+videoEncodingDup (EphyrHostEncoding *a_encodings,
+                   int a_num_encodings)
+{
+    KdVideoEncodingPtr result = NULL ;
+    int i=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_encodings && a_num_encodings, NULL) ;
+
+    result = xcalloc (a_num_encodings, sizeof (KdVideoEncodingRec)) ;
+    for (i=0 ; i < a_num_encodings; i++) {
+        result[i].id = a_encodings[i].id ;
+        result[i].name = strdup (a_encodings[i].name) ;
+        result[i].width = a_encodings[i].width ;
+        result[i].height = a_encodings[i].height ;
+        result[i].rate.numerator = a_encodings[i].rate.numerator ;
+        result[i].rate.denominator = a_encodings[i].rate.denominator ;
+    }
+    return result ;
+}
+
+static KdAttributePtr
+portAttributesDup (EphyrHostAttribute *a_encodings,
+                   int a_num_encodings)
+{
+    int i=0 ;
+    KdAttributePtr result=NULL ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_encodings && a_num_encodings, NULL) ;
+
+    result = xcalloc (a_num_encodings, sizeof (KdAttributeRec)) ;
+    if (!result) {
+        EPHYR_LOG_ERROR ("failed to allocate attributes\n") ;
+        return NULL ;
+    }
+    for (i=0; i < a_num_encodings; i++) {
+        result[i].flags = a_encodings[i].flags ;
+        result[i].min_value = a_encodings[i].min_value ;
+        result[i].max_value = a_encodings[i].max_value ;
+        result[i].name = strdup (a_encodings[i].name) ;
+    }
+    return result ;
+}
+
+static Bool
+ephyrXVPrivQueryHostAdaptors (EphyrXVPriv *a_this)
+{
+    EphyrHostXVAdaptor *cur_host_adaptor=NULL ;
+    EphyrHostVideoFormat *video_formats=NULL ;
+    EphyrHostEncoding *encodings=NULL ;
+    EphyrHostAttribute *attributes=NULL ;
+    EphyrHostImageFormat *image_formats=NULL ;
+    int num_video_formats=0, base_port_id=0,
+        num_attributes=0, num_formats=0, i=0,
+        port_priv_offset=0;
+    unsigned num_encodings=0 ;
+    Bool is_ok = FALSE ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_this, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (!ephyrHostXVQueryAdaptors (&a_this->host_adaptors)) {
+        EPHYR_LOG_ERROR ("failed to query host adaptors\n") ;
+        goto out ;
+    }
+    if (a_this->host_adaptors)
+        a_this->num_adaptors =
+                    ephyrHostXVAdaptorArrayGetSize (a_this->host_adaptors) ;
+    if (a_this->num_adaptors < 0) {
+        EPHYR_LOG_ERROR ("failed to get number of host adaptors\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("host has %d adaptors\n", a_this->num_adaptors) ;
+    /*
+     * copy what we can from adaptors into a_this->adaptors
+     */
+    if (a_this->num_adaptors) {
+        a_this->adaptors = xcalloc (a_this->num_adaptors,
+                                    sizeof (KdVideoAdaptorRec)) ;
+        if (!a_this->adaptors) {
+            EPHYR_LOG_ERROR ("failed to create internal adaptors\n") ;
+            goto out ;
+        }
+    }
+    for (i=0; i < a_this->num_adaptors; i++) {
+        int j=0 ;
+        cur_host_adaptor =
+                   ephyrHostXVAdaptorArrayAt (a_this->host_adaptors, i) ;
+        if (!cur_host_adaptor)
+            continue ;
+        a_this->adaptors[i].nPorts =
+                            ephyrHostXVAdaptorGetNbPorts (cur_host_adaptor) ;
+        if (a_this->adaptors[i].nPorts <=0) {
+            EPHYR_LOG_ERROR ("Could not find any port of adaptor %d\n", i) ;
+            continue ;
+        }
+        a_this->adaptors[i].type =
+                        ephyrHostXVAdaptorGetType (cur_host_adaptor) ;
+        a_this->adaptors[i].type |= XvWindowMask ;
+        a_this->adaptors[i].flags =
+                        VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT;
+        if (ephyrHostXVAdaptorGetName (cur_host_adaptor))
+            a_this->adaptors[i].name =
+                    strdup (ephyrHostXVAdaptorGetName (cur_host_adaptor)) ;
+        else
+            a_this->adaptors[i].name = strdup ("Xephyr Video Overlay");
+        base_port_id = ephyrHostXVAdaptorGetFirstPortID (cur_host_adaptor) ;
+        if (base_port_id < 0) {
+            EPHYR_LOG_ERROR ("failed to get port id for adaptor %d\n", i) ;
+            continue ;
+        }
+        if (!s_base_port_id)
+            s_base_port_id = base_port_id ;
+
+        if (!ephyrHostXVQueryEncodings (base_port_id,
+                                        &encodings,
+                                        &num_encodings)) {
+            EPHYR_LOG_ERROR ("failed to get encodings for port port id %d,"
+                             " adaptors %d\n",
+                             base_port_id, i) ;
+            continue ;
+        }
+        a_this->adaptors[i].nEncodings = num_encodings ;
+        a_this->adaptors[i].pEncodings =
+                            videoEncodingDup (encodings, num_encodings) ;
+        video_formats = (EphyrHostVideoFormat*)
+            ephyrHostXVAdaptorGetVideoFormats (cur_host_adaptor,
+                                               &num_video_formats);
+        a_this->adaptors[i].pFormats = (KdVideoFormatPtr) video_formats ;
+        a_this->adaptors[i].nFormats = num_video_formats ;
+        /* got a_this->adaptors[i].nPorts already
+        a_this->adaptors[i].nPorts =
+                            ephyrHostXVAdaptorGetNbPorts (cur_host_adaptor) ;
+        */
+        a_this->adaptors[i].pPortPrivates =
+                xcalloc (a_this->adaptors[i].nPorts,
+                         sizeof (DevUnion) + sizeof (EphyrPortPriv)) ;
+        port_priv_offset = a_this->adaptors[i].nPorts;
+        for (j=0; j < a_this->adaptors[i].nPorts; j++) {
+            EphyrPortPriv *port_privs_base =
+                    (EphyrPortPriv*)&a_this->adaptors[i].pPortPrivates[port_priv_offset];
+            EphyrPortPriv *port_priv = &port_privs_base[j] ;
+            port_priv->port_number = base_port_id + j;
+            port_priv->current_adaptor = &a_this->adaptors[i] ;
+            port_priv->xv_priv = a_this ;
+            a_this->adaptors[i].pPortPrivates[j].ptr = port_priv;
+        }
+        if (!ephyrHostXVQueryPortAttributes (base_port_id,
+                                             &attributes,
+                                             &num_attributes)) {
+            EPHYR_LOG_ERROR ("failed to get port attribute "
+                             "for adaptor %d\n", i) ;
+            continue ;
+        }
+        a_this->adaptors[i].pAttributes =
+                    portAttributesDup (attributes, num_attributes);
+        a_this->adaptors[i].nAttributes = num_attributes ;
+        /*make sure atoms of attrs names are created in xephyr*/
+        for (j=0; j < a_this->adaptors[i].nAttributes; j++) {
+            if (a_this->adaptors[i].pAttributes[j].name)
+                MakeAtom (a_this->adaptors[i].pAttributes[j].name,
+                          strlen (a_this->adaptors[i].pAttributes[j].name),
+                          TRUE) ;
+        }
+        if (!ephyrHostXVQueryImageFormats (base_port_id,
+                                           &image_formats,
+                                           &num_formats)) {
+            EPHYR_LOG_ERROR ("failed to get image formats "
+                             "for adaptor %d\n", i) ;
+            continue ;
+        }
+        a_this->adaptors[i].pImages = (KdImagePtr) image_formats ;
+        a_this->adaptors[i].nImages = num_formats ;
+    }
+    is_ok = TRUE ;
+
+out:
+    if (encodings) {
+        ephyrHostEncodingsDelete (encodings, num_encodings) ;
+        encodings = NULL ;
+    }
+    if (attributes) {
+        ephyrHostAttributesDelete (attributes) ;
+        attributes = NULL ;
+    }
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+static Bool
+ephyrXVPrivSetAdaptorsHooks (EphyrXVPriv *a_this)
+{
+    int i=0 ;
+    Bool has_it=FALSE ;
+    EphyrHostXVAdaptor *cur_host_adaptor=NULL ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_this, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    for (i=0; i < a_this->num_adaptors; i++) {
+        a_this->adaptors[i].ReputImage = ephyrReputImage ;
+        a_this->adaptors[i].StopVideo = ephyrStopVideo ;
+        a_this->adaptors[i].SetPortAttribute = ephyrSetPortAttribute ;
+        a_this->adaptors[i].GetPortAttribute = ephyrGetPortAttribute ;
+        a_this->adaptors[i].QueryBestSize = ephyrQueryBestSize ;
+        a_this->adaptors[i].QueryImageAttributes = ephyrQueryImageAttributes ;
+
+        cur_host_adaptor =
+                   ephyrHostXVAdaptorArrayAt (a_this->host_adaptors, i) ;
+        if (!cur_host_adaptor) {
+            EPHYR_LOG_ERROR ("failed to get host adaptor at index %d\n", i) ;
+            continue ;
+        }
+        has_it = FALSE ;
+        if (!ephyrHostXVAdaptorHasPutImage (cur_host_adaptor, &has_it)) {
+            EPHYR_LOG_ERROR ("error\n") ;
+        }
+        if (has_it) {
+            a_this->adaptors[i].PutImage = ephyrPutImage;
+        }
+
+        has_it = FALSE ;
+        if (!ephyrHostXVAdaptorHasPutVideo (cur_host_adaptor, &has_it)) {
+            EPHYR_LOG_ERROR ("error\n") ;
+        }
+        if (has_it) {
+            a_this->adaptors[i].PutVideo = ephyrPutVideo;
+        }
+
+        has_it = FALSE ;
+        if (!ephyrHostXVAdaptorHasGetVideo (cur_host_adaptor, &has_it)) {
+            EPHYR_LOG_ERROR ("error\n") ;
+        }
+        if (has_it) {
+            a_this->adaptors[i].GetVideo = ephyrGetVideo;
+        }
+
+        has_it = FALSE ;
+        if (!ephyrHostXVAdaptorHasPutStill (cur_host_adaptor, &has_it)) {
+            EPHYR_LOG_ERROR ("error\n") ;
+        }
+        if (has_it) {
+            a_this->adaptors[i].PutStill = ephyrPutStill;
+        }
+
+        has_it = FALSE ;
+        if (!ephyrHostXVAdaptorHasGetStill (cur_host_adaptor, &has_it)) {
+            EPHYR_LOG_ERROR ("error\n") ;
+        }
+        if (has_it) {
+            a_this->adaptors[i].GetStill = ephyrGetStill;
+        }
+    }
+    EPHYR_LOG ("leave\n") ;
+    return TRUE ;
+}
+
+static Bool
+ephyrXVPrivRegisterAdaptors (EphyrXVPriv *a_this,
+                             ScreenPtr a_screen)
+{
+    KdScreenPriv(a_screen);
+    KdScreenInfo *screen = pScreenPriv->screen;
+    Bool is_ok = FALSE ;
+    KdVideoAdaptorPtr *adaptors=NULL, *registered_adaptors=NULL ;
+    int num_registered_adaptors=0, i=0, num_adaptors=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_screen, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (!a_this->num_adaptors)
+        goto out ;
+    num_registered_adaptors =
+                KdXVListGenericAdaptors (screen, &registered_adaptors);
+
+    num_adaptors = num_registered_adaptors + a_this->num_adaptors ;
+    adaptors = xcalloc (num_adaptors, sizeof (KdVideoAdaptorPtr)) ;
+    if (!adaptors) {
+        EPHYR_LOG_ERROR ("failed to allocate adaptors tab\n") ;
+        goto out ;
+    }
+    memmove (adaptors, registered_adaptors, num_registered_adaptors) ;
+    for (i=0 ; i < a_this->num_adaptors; i++) {
+        *(adaptors + num_registered_adaptors + i) = &a_this->adaptors[i] ;
+    }
+    if (!KdXVScreenInit (a_screen, adaptors, num_adaptors)) {
+        EPHYR_LOG_ERROR ("failed to register adaptors\n");
+        goto out ;
+    }
+    EPHYR_LOG ("there are  %d registered adaptors\n", num_adaptors) ;
+    is_ok = TRUE ;
+
+out:
+    if (registered_adaptors) {
+        xfree (registered_adaptors) ;
+        registered_adaptors = NULL ;
+    }
+    if (adaptors) {
+        xfree (adaptors) ;
+        adaptors=NULL ;
+    }
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+static Bool
+ephyrXVPrivIsAttrValueValid (KdAttributePtr a_attrs,
+                             int a_attrs_len,
+                             const char *a_attr_name,
+                             int a_attr_value,
+                             Bool *a_is_valid)
+{
+    int i=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_attrs && a_attr_name && a_is_valid,
+                              FALSE) ;
+
+    for (i=0; i < a_attrs_len; i++) {
+        if (a_attrs[i].name && strcmp (a_attrs[i].name, a_attr_name))
+            continue ;
+        if (a_attrs[i].min_value > a_attr_value ||
+            a_attrs[i].max_value < a_attr_value) {
+            *a_is_valid = FALSE ;
+            EPHYR_LOG_ERROR ("attribute was not valid\n"
+                             "value:%d. min:%d. max:%d\n",
+                             a_attr_value,
+                             a_attrs[i].min_value,
+                             a_attrs[i].max_value) ;
+        } else {
+            *a_is_valid = TRUE ;
+        }
+        return TRUE ;
+    }
+    return FALSE ;
+}
+
+static Bool
+ephyrXVPrivGetImageBufSize (int a_port_id,
+                            int a_image_id,
+                            unsigned short a_width,
+                            unsigned short a_height,
+                            int *a_size)
+{
+    Bool is_ok=FALSE ;
+    unsigned short width=a_width, height=a_height ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_size, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (!ephyrHostXVQueryImageAttributes (a_port_id, a_image_id,
+                                          &width, &height, a_size, NULL, NULL)) {
+        EPHYR_LOG_ERROR ("failed to get image attributes\n") ;
+        goto out ;
+    }
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+static Bool
+ephyrXVPrivSaveImageToPortPriv (EphyrPortPriv *a_port_priv,
+                                const unsigned char *a_image_buf,
+                                int a_image_len)
+{
+    Bool is_ok=FALSE ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (a_port_priv->image_buf_size < a_image_len) {
+        unsigned char *buf=NULL ;
+        buf = realloc (a_port_priv->image_buf, a_image_len) ;
+        if (!buf) {
+            EPHYR_LOG_ERROR ("failed to realloc image buffer\n") ;
+            goto out ;
+        }
+        a_port_priv->image_buf = buf ;
+        a_port_priv->image_buf_size = a_image_len;
+    }
+    memmove (a_port_priv->image_buf, a_image_buf, a_image_len) ;
+    is_ok = TRUE ;
+
+out:
+    return is_ok ;
+    EPHYR_LOG ("leave\n") ;
+}
+
+static void
+ephyrStopVideo (KdScreenInfo *a_info, pointer a_port_priv, Bool a_exit)
+{
+    EphyrPortPriv *port_priv = a_port_priv ;
+
+    EPHYR_RETURN_IF_FAIL (a_info && a_info->pScreen) ;
+    EPHYR_RETURN_IF_FAIL (port_priv) ;
+
+    EPHYR_LOG ("enter\n") ;
+    if (!ephyrHostXVStopVideo (a_info->pScreen->myNum,
+                               port_priv->port_number)) {
+        EPHYR_LOG_ERROR ("XvStopVideo() failed\n") ;
+    }
+    EPHYR_LOG ("leave\n") ;
+}
+
+static int
+ephyrSetPortAttribute (KdScreenInfo *a_info,
+                       Atom a_attr_name,
+                       int a_attr_value,
+                       pointer a_port_priv)
+{
+    int res=Success, host_atom=0 ;
+    EphyrPortPriv *port_priv = a_port_priv ;
+    Bool is_attr_valid=FALSE ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (port_priv, BadMatch) ;
+    EPHYR_RETURN_VAL_IF_FAIL (port_priv->current_adaptor, BadMatch) ;
+    EPHYR_RETURN_VAL_IF_FAIL (port_priv->current_adaptor->pAttributes,
+                              BadMatch) ;
+    EPHYR_RETURN_VAL_IF_FAIL (port_priv->current_adaptor->nAttributes,
+                              BadMatch) ;
+    EPHYR_RETURN_VAL_IF_FAIL (ValidAtom (a_attr_name), BadMatch) ;
+
+    EPHYR_LOG ("enter, portnum:%d, atomid:%d, attr_name:%s, attr_val:%d\n",
+               port_priv->port_number,
+               (int)a_attr_name,
+               NameForAtom (a_attr_name),
+               a_attr_value) ;
+
+    if (!ephyrLocalAtomToHost (a_attr_name, &host_atom)) {
+        EPHYR_LOG_ERROR ("failed to convert local atom to host atom\n") ;
+        res = BadMatch ;
+        goto out ;
+    }
+
+    if (!ephyrXVPrivIsAttrValueValid (port_priv->current_adaptor->pAttributes,
+                                      port_priv->current_adaptor->nAttributes,
+                                      NameForAtom (a_attr_name),
+                                      a_attr_value,
+                                      &is_attr_valid)) {
+        EPHYR_LOG_ERROR ("failed to validate attribute %s\n",
+                         NameForAtom (a_attr_name)) ;
+        /*
+         res = BadMatch ;
+         goto out ;
+         */
+    }
+    if (!is_attr_valid) {
+        EPHYR_LOG_ERROR ("attribute %s is not valid\n",
+                         NameForAtom (a_attr_name)) ;
+        /*
+        res = BadMatch ;
+        goto out ;
+        */
+    }
+
+    if (!ephyrHostXVSetPortAttribute (port_priv->port_number,
+                                      host_atom,
+                                      a_attr_value)) {
+        EPHYR_LOG_ERROR ("failed to set port attribute\n") ;
+        res = BadMatch ;
+        goto out ;
+    }
+
+    res = Success ;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return res ;
+}
+
+static int
+ephyrGetPortAttribute (KdScreenInfo *a_screen_info,
+                       Atom a_attr_name,
+                       int *a_attr_value,
+                       pointer a_port_priv)
+{
+    int res=Success, host_atom=0 ;
+    EphyrPortPriv *port_priv = a_port_priv ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (port_priv, BadMatch) ;
+    EPHYR_RETURN_VAL_IF_FAIL (ValidAtom (a_attr_name), BadMatch) ;
+
+    EPHYR_LOG ("enter, portnum:%d, atomid:%d, attr_name:%s\n",
+               port_priv->port_number,
+               (int)a_attr_name,
+               NameForAtom (a_attr_name)) ;
+
+    if (!ephyrLocalAtomToHost (a_attr_name, &host_atom)) {
+        EPHYR_LOG_ERROR ("failed to convert local atom to host atom\n") ;
+        res = BadMatch ;
+        goto out ;
+    }
+
+    if (!ephyrHostXVGetPortAttribute (port_priv->port_number,
+                                      host_atom,
+                                      a_attr_value)) {
+        EPHYR_LOG_ERROR ("failed to get port attribute\n") ;
+        res = BadMatch ;
+        goto out ;
+    }
+
+    res = Success ;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return res ;
+}
+
+static void
+ephyrQueryBestSize (KdScreenInfo *a_info,
+                    Bool a_motion,
+                    short a_src_w,
+                    short a_src_h,
+                    short a_drw_w,
+                    short a_drw_h,
+                    unsigned int *a_prefered_w,
+                    unsigned int *a_prefered_h,
+                    pointer a_port_priv)
+{
+    int res=0 ;
+    EphyrPortPriv *port_priv = a_port_priv ;
+
+    EPHYR_RETURN_IF_FAIL (port_priv) ;
+
+    EPHYR_LOG ("enter\n") ;
+    res = ephyrHostXVQueryBestSize (port_priv->port_number,
+                                    a_motion,
+                                    a_src_w, a_src_h,
+                                    a_drw_w, a_drw_h,
+                                    a_prefered_w, a_prefered_h) ;
+    if (!res) {
+        EPHYR_LOG_ERROR ("Failed to query best size\n") ;
+    }
+    EPHYR_LOG ("leave\n") ;
+}
+
+static int
+ephyrPutImage (KdScreenInfo *a_info,
+               DrawablePtr a_drawable,
+               short a_src_x,
+               short a_src_y,
+               short a_drw_x,
+               short a_drw_y,
+               short a_src_w,
+               short a_src_h,
+               short a_drw_w,
+               short a_drw_h,
+               int a_id,
+               unsigned char *a_buf,
+               short a_width,
+               short a_height,
+               Bool a_sync,
+               RegionPtr a_clipping_region,
+               pointer a_port_priv)
+{
+    EphyrPortPriv *port_priv = a_port_priv ;
+    Bool is_ok=FALSE ;
+    int result=BadImplementation, image_size=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_info && a_info->pScreen, BadValue) ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_drawable, BadValue) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (!ephyrHostXVPutImage (a_info->pScreen->myNum,
+                              port_priv->port_number,
+                              a_id,
+                              a_drw_x, a_drw_y, a_drw_w, a_drw_h,
+                              a_src_x, a_src_y, a_src_w, a_src_h,
+                              a_width, a_height, a_buf,
+                              (EphyrHostBox*)REGION_RECTS (a_clipping_region),
+                              REGION_NUM_RECTS (a_clipping_region))) {
+        EPHYR_LOG_ERROR ("EphyrHostXVPutImage() failed\n") ;
+        goto out ;
+    }
+
+    /*
+     * Now save the image so that we can resend it to host it
+     * later, in ReputImage.
+     */
+    if (!ephyrXVPrivGetImageBufSize (port_priv->port_number,
+                                     a_id, a_width, a_height, &image_size)) {
+        EPHYR_LOG_ERROR ("failed to get image size\n") ;
+        /*this is a minor error so we won't get bail out abruptly*/
+        is_ok = FALSE ;
+    } else {
+        is_ok = TRUE ;
+    }
+    if (is_ok) {
+        if (!ephyrXVPrivSaveImageToPortPriv (port_priv, a_buf, image_size)) {
+            is_ok=FALSE ;
+        } else {
+            port_priv->image_id = a_id;
+            port_priv->drw_x = a_drw_x;
+            port_priv->drw_y = a_drw_y;
+            port_priv->drw_w = a_drw_w ;
+            port_priv->drw_h = a_drw_h ;
+            port_priv->src_x = a_src_x;
+            port_priv->src_y = a_src_y ;
+            port_priv->src_w = a_src_w ;
+            port_priv->src_h = a_src_h ;
+            port_priv->image_width = a_width ;
+            port_priv->image_height = a_height ;
+        }
+    }
+    if (!is_ok) {
+        if (port_priv->image_buf) {
+            free (port_priv->image_buf) ;
+            port_priv->image_buf = NULL ;
+            port_priv->image_buf_size = 0 ;
+        }
+    }
+
+    result = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return result ;
+}
+
+static int
+ephyrReputImage (KdScreenInfo *a_info,
+                 DrawablePtr a_drawable,
+                 short a_drw_x,
+                 short a_drw_y,
+                 RegionPtr a_clipping_region,
+                 pointer a_port_priv)
+{
+    EphyrPortPriv *port_priv = a_port_priv ;
+    int result=BadImplementation ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_info->pScreen, FALSE) ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_drawable && port_priv, BadValue) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    if (!port_priv->image_buf_size || !port_priv->image_buf) {
+        EPHYR_LOG_ERROR ("has null image buf in cache\n") ;
+        goto out ;
+    }
+    if (!ephyrHostXVPutImage (a_info->pScreen->myNum,
+                              port_priv->port_number,
+                              port_priv->image_id,
+                              a_drw_x, a_drw_y,
+                              port_priv->drw_w, port_priv->drw_h,
+                              port_priv->src_x, port_priv->src_y,
+                              port_priv->src_w, port_priv->src_h,
+                              port_priv->image_width, port_priv->image_height,
+                              port_priv->image_buf,
+                              (EphyrHostBox*)REGION_RECTS (a_clipping_region),
+                              REGION_NUM_RECTS (a_clipping_region))) {
+        EPHYR_LOG_ERROR ("ephyrHostXVPutImage() failed\n") ;
+        goto out ;
+    }
+
+    result = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return result ;
+}
+
+static int
+ephyrPutVideo (KdScreenInfo *a_info,
+               DrawablePtr a_drawable,
+               short a_vid_x, short a_vid_y,
+               short a_drw_x, short a_drw_y,
+               short a_vid_w, short a_vid_h,
+               short a_drw_w, short a_drw_h,
+               RegionPtr a_clipping_region,
+               pointer a_port_priv)
+{
+    EphyrPortPriv *port_priv = a_port_priv ;
+    BoxRec clipped_area, dst_box ;
+    int result=BadImplementation ;
+    int drw_x=0, drw_y=0, drw_w=0, drw_h=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_info->pScreen, BadValue) ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_drawable && port_priv, BadValue) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    dst_box.x1 = a_drw_x ;
+    dst_box.x2 = a_drw_x + a_drw_w;
+    dst_box.y1 = a_drw_y ;
+    dst_box.y2 = a_drw_y + a_drw_h;
+
+    if (!DoSimpleClip (&dst_box,
+                       REGION_EXTENTS (pScreen->pScreen, a_clipping_region),
+                       &clipped_area)) {
+        EPHYR_LOG_ERROR ("failed to simple clip\n") ;
+        goto out ;
+    }
+
+    drw_x = clipped_area.x1 ;
+    drw_y = clipped_area.y1 ;
+    drw_w = clipped_area.x2 - clipped_area.x1 ;
+    drw_h = clipped_area.y2 - clipped_area.y1 ;
+
+    if (!ephyrHostXVPutVideo (a_info->pScreen->myNum,
+                              port_priv->port_number,
+                              a_vid_x, a_vid_y, a_vid_w, a_vid_h,
+                              a_drw_x, a_drw_y, a_drw_w, a_drw_h)) {
+        EPHYR_LOG_ERROR ("ephyrHostXVPutVideo() failed\n") ;
+        goto out ;
+    }
+    result = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return result ;
+}
+
+static int
+ephyrGetVideo (KdScreenInfo *a_info,
+               DrawablePtr a_drawable,
+               short a_vid_x, short a_vid_y,
+               short a_drw_x, short a_drw_y,
+               short a_vid_w, short a_vid_h,
+               short a_drw_w, short a_drw_h,
+               RegionPtr a_clipping_region,
+               pointer a_port_priv)
+{
+    EphyrPortPriv *port_priv = a_port_priv ;
+    BoxRec clipped_area, dst_box ;
+    int result=BadImplementation ;
+    int drw_x=0, drw_y=0, drw_w=0, drw_h=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_info && a_info->pScreen, BadValue) ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_drawable && port_priv, BadValue) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    dst_box.x1 = a_drw_x ;
+    dst_box.x2 = a_drw_x + a_drw_w;
+    dst_box.y1 = a_drw_y ;
+    dst_box.y2 = a_drw_y + a_drw_h;
+
+    if (!DoSimpleClip (&dst_box,
+                       REGION_EXTENTS (pScreen->pScreen, a_clipping_region),
+                       &clipped_area)) {
+        EPHYR_LOG_ERROR ("failed to simple clip\n") ;
+        goto out ;
+    }
+
+    drw_x = clipped_area.x1 ;
+    drw_y = clipped_area.y1 ;
+    drw_w = clipped_area.x2 - clipped_area.x1 ;
+    drw_h = clipped_area.y2 - clipped_area.y1 ;
+
+    if (!ephyrHostXVGetVideo (a_info->pScreen->myNum,
+                              port_priv->port_number,
+                              a_vid_x, a_vid_y, a_vid_w, a_vid_h,
+                              a_drw_x, a_drw_y, a_drw_w, a_drw_h)) {
+        EPHYR_LOG_ERROR ("ephyrHostXVGetVideo() failed\n") ;
+        goto out ;
+    }
+    result = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return result ;
+}
+
+static int
+ephyrPutStill (KdScreenInfo *a_info,
+               DrawablePtr a_drawable,
+               short a_vid_x, short a_vid_y,
+               short a_drw_x, short a_drw_y,
+               short a_vid_w, short a_vid_h,
+               short a_drw_w, short a_drw_h,
+               RegionPtr a_clipping_region,
+               pointer a_port_priv)
+{
+    EphyrPortPriv *port_priv = a_port_priv ;
+    BoxRec clipped_area, dst_box ;
+    int result=BadImplementation ;
+    int drw_x=0, drw_y=0, drw_w=0, drw_h=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_info && a_info->pScreen, BadValue) ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_drawable && port_priv, BadValue) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    dst_box.x1 = a_drw_x ;
+    dst_box.x2 = a_drw_x + a_drw_w;
+    dst_box.y1 = a_drw_y ;
+    dst_box.y2 = a_drw_y + a_drw_h;
+
+    if (!DoSimpleClip (&dst_box,
+                       REGION_EXTENTS (pScreen->pScreen, a_clipping_region),
+                       &clipped_area)) {
+        EPHYR_LOG_ERROR ("failed to simple clip\n") ;
+        goto out ;
+    }
+
+    drw_x = clipped_area.x1 ;
+    drw_y = clipped_area.y1 ;
+    drw_w = clipped_area.x2 - clipped_area.x1 ;
+    drw_h = clipped_area.y2 - clipped_area.y1 ;
+
+    if (!ephyrHostXVPutStill (a_info->pScreen->myNum,
+                              port_priv->port_number,
+                              a_vid_x, a_vid_y, a_vid_w, a_vid_h,
+                              a_drw_x, a_drw_y, a_drw_w, a_drw_h)) {
+        EPHYR_LOG_ERROR ("ephyrHostXVPutStill() failed\n") ;
+        goto out ;
+    }
+    result = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return result ;
+}
+
+static int
+ephyrGetStill (KdScreenInfo *a_info,
+               DrawablePtr a_drawable,
+               short a_vid_x, short a_vid_y,
+               short a_drw_x, short a_drw_y,
+               short a_vid_w, short a_vid_h,
+               short a_drw_w, short a_drw_h,
+               RegionPtr a_clipping_region,
+               pointer a_port_priv)
+{
+    EphyrPortPriv *port_priv = a_port_priv ;
+    BoxRec clipped_area, dst_box ;
+    int result=BadImplementation ;
+    int drw_x=0, drw_y=0, drw_w=0, drw_h=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_info && a_info->pScreen, BadValue) ;
+    EPHYR_RETURN_VAL_IF_FAIL (a_drawable && port_priv, BadValue) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+    dst_box.x1 = a_drw_x ;
+    dst_box.x2 = a_drw_x + a_drw_w;
+    dst_box.y1 = a_drw_y ;
+    dst_box.y2 = a_drw_y + a_drw_h;
+
+    if (!DoSimpleClip (&dst_box,
+                       REGION_EXTENTS (pScreen->pScreen, a_clipping_region),
+                       &clipped_area)) {
+        EPHYR_LOG_ERROR ("failed to simple clip\n") ;
+        goto out ;
+    }
+
+    drw_x = clipped_area.x1 ;
+    drw_y = clipped_area.y1 ;
+    drw_w = clipped_area.x2 - clipped_area.x1 ;
+    drw_h = clipped_area.y2 - clipped_area.y1 ;
+
+    if (!ephyrHostXVGetStill (a_info->pScreen->myNum,
+                              port_priv->port_number,
+                              a_vid_x, a_vid_y, a_vid_w, a_vid_h,
+                              a_drw_x, a_drw_y, a_drw_w, a_drw_h)) {
+        EPHYR_LOG_ERROR ("ephyrHostXVGetStill() failed\n") ;
+        goto out ;
+    }
+    result = Success ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return result ;
+}
+
+static int
+ephyrQueryImageAttributes (KdScreenInfo *a_info,
+                           int a_id,
+                           unsigned short *a_w,
+                           unsigned short *a_h,
+                           int *a_pitches,
+                           int *a_offsets)
+{
+    int image_size=0 ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_w && a_h, FALSE) ;
+
+    EPHYR_LOG ("enter: dim (%dx%d), pitches: %#x, offsets: %#x\n",
+               *a_w, *a_h, (unsigned int)a_pitches, (unsigned int)a_offsets) ;
+
+   if (!ephyrHostXVQueryImageAttributes (s_base_port_id,
+                                         a_id,
+                                         a_w, a_h,
+                                         &image_size,
+                                         a_pitches, a_offsets)) {
+       EPHYR_LOG_ERROR ("EphyrHostXVQueryImageAttributes() failed\n") ;
+       goto out ;
+   }
+   EPHYR_LOG ("image size: %d, dim (%dx%d)\n", image_size, *a_w, *a_h) ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return image_size ;
+}
diff --git a/hw/kdrive/ephyr/hostx.c b/hw/kdrive/ephyr/hostx.c
index 81678d927..181edd226 100644
--- a/hw/kdrive/ephyr/hostx.c
+++ b/hw/kdrive/ephyr/hostx.c
@@ -23,6 +23,10 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+
 #include "hostx.h"
 
 #include <stdlib.h>
@@ -40,6 +44,17 @@
 #include <X11/Xatom.h>
 #include <X11/keysym.h>
 #include <X11/extensions/XShm.h>
+#include <X11/extensions/shape.h>
+#ifdef XEPHYR_DRI
+#include <GL/glx.h>
+#endif /*XEPHYR_DRI*/
+#include "ephyrlog.h"
+
+#ifdef XEPHYR_DRI
+extern Bool XF86DRIQueryExtension (Display *dpy,
+                                   int *event_basep,
+                                   int *error_basep);
+#endif
 
 /*  
  * All xlib calls go here, which gets built as its own .a .
@@ -956,3 +971,382 @@ hostx_get_event(EphyrHostXEvent *ev)
   return 0;
 }
 
+void*
+hostx_get_display(void)
+{
+    return HostX.dpy ;
+}
+
+int
+hostx_get_window (int a_screen_number)
+{
+    if (a_screen_number < 0 || a_screen_number >= HostX.n_screens) {
+        EPHYR_LOG_ERROR ("bad screen number:%d\n", a_screen_number) ;
+        return 0;
+    }
+    return HostX.screens[a_screen_number].win ;
+}
+
+int
+hostx_get_window_attributes (int a_window, EphyrHostWindowAttributes *a_attrs)
+{
+    XWindowAttributes attrs ;
+
+    memset (&attrs, 0, sizeof (attrs)) ;
+
+    if (!XGetWindowAttributes (hostx_get_display (),
+                               a_window,
+                               &attrs)) {
+        return FALSE ;
+    }
+    a_attrs->x = attrs.x ;
+    a_attrs->y = attrs.y ;
+    a_attrs->width = attrs.width ;
+    a_attrs->height = attrs.height ;
+    if (attrs.visual)
+        a_attrs->visualid = attrs.visual->visualid ;
+    return TRUE ;
+}
+
+int
+hostx_get_extension_info (const char *a_ext_name,
+                          int *a_major_opcode,
+                          int *a_first_event,
+                          int *a_first_error)
+{
+    if (!a_ext_name || !a_major_opcode || !a_first_event || !a_first_error)
+      return 0 ;
+   if (!XQueryExtension (HostX.dpy,
+                         a_ext_name,
+                         a_major_opcode,
+                         a_first_event,
+                         a_first_error))
+     {
+       return 0 ;
+     }
+   return 1 ;
+}
+
+int
+hostx_get_visuals_info (EphyrHostVisualInfo **a_visuals,
+                        int *a_num_entries)
+{
+    Display *dpy=hostx_get_display () ;
+    Bool is_ok=False ;
+    XVisualInfo templ, *visuals=NULL;
+    EphyrHostVisualInfo *host_visuals=NULL ;
+    int nb_items=0, i=0;
+
+    EPHYR_RETURN_VAL_IF_FAIL (a_visuals && a_num_entries && dpy,
+                              False) ;
+    EPHYR_LOG ("enter\n") ;
+    memset (&templ, 0, sizeof (templ)) ;
+    visuals = XGetVisualInfo (dpy, VisualNoMask, &templ, &nb_items) ;
+    if (!visuals) {
+        EPHYR_LOG_ERROR ("host does not advertise any visual\n") ;
+        goto out ;
+    }
+    EPHYR_LOG ("host advertises %d visuals\n", nb_items) ;
+    host_visuals = calloc (nb_items, sizeof (EphyrHostVisualInfo)) ;
+    for (i=0; i<nb_items; i++) {
+        host_visuals[i].visualid = visuals[i].visualid ;
+        host_visuals[i].screen = visuals[i].screen ;
+        host_visuals[i].depth = visuals[i].depth ;
+        host_visuals[i].class = visuals[i].class ;
+        host_visuals[i].red_mask = visuals[i].red_mask ;
+        host_visuals[i].green_mask = visuals[i].green_mask ;
+        host_visuals[i].blue_mask = visuals[i].blue_mask ;
+        host_visuals[i].colormap_size = visuals[i].colormap_size ;
+        host_visuals[i].bits_per_rgb = visuals[i].bits_per_rgb ;
+    }
+    *a_visuals = host_visuals ;
+    *a_num_entries = nb_items;
+    host_visuals=NULL;
+
+    is_ok = TRUE;
+out:
+    if (visuals) {
+        XFree (visuals) ;
+        visuals = NULL;
+    }
+    if (host_visuals) {
+        free (host_visuals) ;
+        host_visuals = NULL;
+    }
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+
+}
+
+typedef struct {
+    int is_valid ;
+    int local_id ;
+    int remote_id ;
+} ResourcePair ;
+
+#define RESOURCE_PEERS_SIZE 1024*10
+static ResourcePair resource_peers[RESOURCE_PEERS_SIZE] ;
+
+
+int
+hostx_create_window (int a_screen_number,
+                     EphyrBox *a_geometry,
+                     int a_visual_id,
+                     int *a_host_peer /*out parameter*/)
+{
+    Bool is_ok=FALSE ;
+    Display *dpy=hostx_get_display () ;
+    XVisualInfo *visual_info=NULL, visual_info_templ;
+    int visual_mask=VisualIDMask ;
+    Window win=None ;
+    int nb_visuals=0, winmask=0;
+    XSetWindowAttributes attrs;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy && a_geometry, FALSE) ;
+
+    EPHYR_LOG ("enter\n") ;
+
+     /*get visual*/
+    memset (&visual_info, 0, sizeof (visual_info)) ;
+    visual_info_templ.visualid = a_visual_id ;
+    visual_info = XGetVisualInfo (dpy, visual_mask,
+                                  &visual_info_templ,
+                                  &nb_visuals) ;
+    if (!visual_info) {
+        EPHYR_LOG_ERROR ("argh, could not find a remote visual with id:%d\n",
+                         a_visual_id) ;
+        goto out ;
+    }
+    memset (&attrs, 0, sizeof (attrs)) ;
+    attrs.colormap = XCreateColormap (dpy,
+                                      RootWindow (dpy,
+                                                  visual_info->screen),
+                                      visual_info->visual,
+                                      AllocNone) ;
+    winmask = CWColormap;
+
+    win = XCreateWindow (dpy, hostx_get_window (a_screen_number),
+                         a_geometry->x, a_geometry->y,
+                         a_geometry->width, a_geometry->height, 0,
+                         visual_info->depth, InputOutput,
+                         visual_info->visual, winmask, &attrs) ;
+    if (win == None) {
+        EPHYR_LOG_ERROR ("failed to create peer window\n") ;
+        goto out ;
+    }
+    XFlush (dpy) ;
+    XMapWindow (dpy, win) ;
+    *a_host_peer = win ;
+    is_ok = TRUE ;
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+
+int
+hostx_destroy_window (int a_win)
+{
+    Display *dpy=hostx_get_display () ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
+    XDestroyWindow (dpy, a_win) ;
+    XFlush (dpy) ;
+    return TRUE ;
+}
+
+int
+hostx_set_window_geometry (int a_win, EphyrBox *a_geo)
+{
+    Display *dpy=hostx_get_display ();
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy && a_geo, FALSE) ;
+
+    EPHYR_LOG ("enter. x,y,w,h:(%d,%d,%d,%d)\n",
+               a_geo->x, a_geo->y,
+               a_geo->width, a_geo->height) ;
+
+    XMoveWindow (dpy, a_win, a_geo->x, a_geo->y) ;
+    XResizeWindow (dpy, a_win, a_geo->width, a_geo->height) ;
+    EPHYR_LOG ("leave\n") ;
+    return TRUE;
+}
+
+int
+hostx_set_window_bounding_rectangles (int a_window,
+                                      EphyrRect *a_rects,
+                                      int a_num_rects)
+{
+    Bool is_ok=FALSE;
+    Display *dpy=hostx_get_display () ;
+    int i=0 ;
+    XRectangle *rects=NULL ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy && a_rects, FALSE) ;
+
+    EPHYR_LOG ("enter. num rects:%d\n", a_num_rects) ;
+
+    rects = calloc (a_num_rects, sizeof (XRectangle)) ;
+    for (i=0; i<a_num_rects; i++) {
+        rects[i].x = a_rects[i].x1 ;
+        rects[i].y = a_rects[i].y1 ;
+        rects[i].width = abs (a_rects[i].x2 - a_rects[i].x1);
+        rects[i].height = abs (a_rects[i].y2 - a_rects[i].y1) ;
+        EPHYR_LOG ("borders clipped to rect[x:%d,y:%d,w:%d,h:%d]\n",
+                   rects[i].x, rects[i].y,
+                   rects[i].width, rects[i].height) ;
+    }
+    /*this aways returns 1*/
+    XShapeCombineRectangles (dpy, a_window, ShapeBounding, 0, 0,
+                             rects, a_num_rects, ShapeSet, YXBanded) ;
+    is_ok = TRUE ;
+
+    if (rects) {
+        free (rects) ;
+        rects = NULL ;
+    }
+    EPHYR_LOG ("leave\n") ;
+    return is_ok;
+}
+
+int
+hostx_set_window_clipping_rectangles (int a_window,
+                                      EphyrRect *a_rects,
+                                      int a_num_rects)
+{
+    Bool is_ok=FALSE;
+    Display *dpy=hostx_get_display () ;
+    int i=0 ;
+    XRectangle *rects=NULL ;
+
+    EPHYR_RETURN_VAL_IF_FAIL (dpy && a_rects, FALSE) ;
+
+    EPHYR_LOG ("enter. num rects:%d\n", a_num_rects) ;
+
+    rects = calloc (a_num_rects, sizeof (XRectangle)) ;
+    for (i=0; i<a_num_rects; i++) {
+        rects[i].x = a_rects[i].x1 ;
+        rects[i].y = a_rects[i].y1 ;
+        rects[i].width = abs (a_rects[i].x2 - a_rects[i].x1);
+        rects[i].height = abs (a_rects[i].y2 - a_rects[i].y1) ;
+        EPHYR_LOG ("clipped to rect[x:%d,y:%d,w:%d,h:%d]\n",
+                   rects[i].x, rects[i].y,
+                   rects[i].width, rects[i].height) ;
+    }
+    /*this aways returns 1*/
+    XShapeCombineRectangles (dpy, a_window, ShapeClip, 0, 0,
+                             rects, a_num_rects, ShapeSet, YXBanded) ;
+    is_ok = TRUE ;
+
+    if (rects) {
+        free (rects) ;
+        rects = NULL ;
+    }
+    EPHYR_LOG ("leave\n") ;
+    return is_ok;
+}
+
+int
+hostx_has_xshape (void)
+{
+    int event_base=0, error_base=0 ;
+    Display *dpy=hostx_get_display () ;
+    if (!XShapeQueryExtension (dpy,
+                               &event_base,
+                               &error_base)) {
+        return FALSE ;
+    }
+    return TRUE;
+}
+
+#ifdef XEPHYR_DRI
+int
+hostx_allocate_resource_id_peer (int a_local_resource_id,
+                                 int *a_remote_resource_id)
+{
+    int i=0 ;
+    ResourcePair *peer=NULL ;
+    Display *dpy=hostx_get_display ();
+
+    /*
+     * first make sure a resource peer
+     * does not exist already for
+     * a_local_resource_id
+     */
+    for (i=0; i<RESOURCE_PEERS_SIZE; i++) {
+        if (resource_peers[i].is_valid
+            && resource_peers[i].local_id == a_local_resource_id) {
+            peer = &resource_peers[i] ;
+            break ;
+        }
+    }
+    /*
+     * find one free peer entry, an feed it with
+     */
+    if (!peer) {
+        for (i=0; i<RESOURCE_PEERS_SIZE; i++) {
+            if (!resource_peers[i].is_valid) {
+                peer = &resource_peers[i] ;
+                break ;
+            }
+        }
+        if (peer) {
+            peer->remote_id = XAllocID (dpy);
+            peer->local_id = a_local_resource_id ;
+            peer->is_valid = TRUE ;
+        }
+    }
+    if (peer) {
+        *a_remote_resource_id = peer->remote_id ;
+        return TRUE ;
+    }
+    return FALSE ;
+}
+
+int
+hostx_get_resource_id_peer (int a_local_resource_id,
+                            int *a_remote_resource_id)
+{
+    int i=0 ;
+    ResourcePair *peer=NULL ;
+    for (i=0; i<RESOURCE_PEERS_SIZE; i++) {
+        if (resource_peers[i].is_valid
+            && resource_peers[i].local_id == a_local_resource_id) {
+            peer = &resource_peers[i] ;
+            break ;
+        }
+    }
+    if (peer) {
+        *a_remote_resource_id = peer->remote_id ;
+        return TRUE ;
+    }
+    return FALSE ;
+}
+
+int
+hostx_has_dri (void)
+{
+    int event_base=0, error_base=0 ;
+    Display *dpy=hostx_get_display () ;
+
+    if (!XF86DRIQueryExtension (dpy,
+                                &event_base,
+                                &error_base)) {
+        return FALSE ;
+    }
+    return TRUE ;
+}
+
+int
+hostx_has_glx (void)
+{
+    Display *dpy=hostx_get_display () ;
+    int event_base=0, error_base=0 ;
+
+    if (!glXQueryExtension (dpy, &event_base, &error_base)) {
+        return FALSE ;
+    }
+    return TRUE ;
+}
+
+#endif /*XEPHYR_DRI*/
+
diff --git a/hw/kdrive/ephyr/hostx.h b/hw/kdrive/ephyr/hostx.h
index 93765d096..3caa466a7 100644
--- a/hw/kdrive/ephyr/hostx.h
+++ b/hw/kdrive/ephyr/hostx.h
@@ -92,6 +92,32 @@ struct EphyrHostXEvent
   int key_state;
 };
 
+typedef struct {
+  VisualID visualid;
+  int screen;
+  int depth;
+  int class;
+  unsigned long red_mask;
+  unsigned long green_mask;
+  unsigned long blue_mask;
+  int colormap_size;
+  int bits_per_rgb;
+} EphyrHostVisualInfo;
+
+typedef struct {
+    int x, y;
+    int width, height ;
+    int visualid ;
+} EphyrHostWindowAttributes;
+
+typedef struct {
+    int x,y,width,height;
+} EphyrBox;
+
+typedef struct {
+    short x1,y1,x2,y2;
+} EphyrRect;
+
 int
 hostx_want_screen_size(EphyrScreenInfo screen, int *width, int *height);
 
@@ -172,4 +198,55 @@ hostx_load_keymap(void);
 int
 hostx_get_event (EphyrHostXEvent *ev);
 
-#endif
+void*
+hostx_get_display (void) ;
+
+int
+hostx_get_window (int a_screen_number) ;
+
+int
+hostx_get_window_attributes (int a_window, EphyrHostWindowAttributes *a_attr)  ;
+
+int
+hostx_get_extension_info (const char *a_ext_name,
+                          int *a_major_opcode,
+                          int *a_first_even,
+                          int *a_first_error) ;
+int
+hostx_get_visuals_info (EphyrHostVisualInfo **a_visuals,
+                        int *a_num_entries) ;
+
+int hostx_create_window (int a_screen_number,
+                         EphyrBox *a_geometry,
+                         int a_visual_id,
+                         int *a_host_win /*out parameter*/) ;
+
+int hostx_destroy_window (int a_win) ;
+
+int hostx_set_window_geometry (int a_win, EphyrBox *a_geo) ;
+
+
+int hostx_set_window_bounding_rectangles (int a_window,
+                                          EphyrRect *a_rects,
+                                          int a_num_rects) ;
+
+int hostx_set_window_clipping_rectangles (int a_window,
+                                          EphyrRect *a_rects,
+                                          int a_num_rects) ;
+int hostx_has_xshape (void) ;
+
+#ifdef XEPHYR_DRI
+int hostx_lookup_peer_window (void *a_local_window,
+                              int *a_host_peer /*out parameter*/) ;
+int
+hostx_allocate_resource_id_peer (int a_local_resource_id,
+                                 int *a_remote_resource_id) ;
+int
+hostx_get_resource_id_peer (int a_local_resource_id,
+                            int *a_remote_resource_id) ;
+int hostx_has_dri (void) ;
+
+int hostx_has_glx (void) ;
+#endif /*XEPHYR_DRI*/
+
+#endif /*_XLIBS_STUFF_H_*/
diff --git a/hw/kdrive/src/Makefile.am b/hw/kdrive/src/Makefile.am
index 20fae554a..07ab8c859 100644
--- a/hw/kdrive/src/Makefile.am
+++ b/hw/kdrive/src/Makefile.am
@@ -37,4 +37,4 @@ libkdrive_a_SOURCES =	\
         $(top_srcdir)/mi/miinitext.c
 
 libkdrivestubs_a_SOURCES = \
-        $(top_srcdir)/fb/fbcmap.c
+        $(top_srcdir)/fb/fbcmap_mi.c
diff --git a/include/dix-config.h.in b/include/dix-config.h.in
index 563d3439f..3b9f15c28 100644
--- a/include/dix-config.h.in
+++ b/include/dix-config.h.in
@@ -425,6 +425,8 @@
 /* Support DRI extension */
 #undef XF86DRI
 
+#undef XEPHYR_DRI
+
 /* Build DBE support */
 #undef DBE
 
diff --git a/os/utils.c b/os/utils.c
index 36c8dfeb3..31cb0af92 100644
--- a/os/utils.c
+++ b/os/utils.c
@@ -160,6 +160,7 @@ _X_EXPORT Bool noFontCacheExtension = FALSE;
 #endif
 #ifdef GLXEXT
 _X_EXPORT Bool noGlxExtension = FALSE;
+_X_EXPORT Bool noGlxVisualInit = FALSE;
 #endif
 #ifdef SCREENSAVER
 _X_EXPORT Bool noScreenSaverExtension = FALSE;