diff --git a/src/add-ons/accelerants/intel_extreme/accelerant.cpp b/src/add-ons/accelerants/intel_extreme/accelerant.cpp
index b9e09f30b8..f73d7578b7 100644
--- a/src/add-ons/accelerants/intel_extreme/accelerant.cpp
+++ b/src/add-ons/accelerants/intel_extreme/accelerant.cpp
@@ -134,6 +134,22 @@ init_common(int device, bool isClone)
 	sharedCloner.Keep();
 	regsCloner.Keep();
 
+	// The overlay registers, hardware status, and cursor memory share
+	// a single area with the shared_info
+
+	gInfo->overlay_registers = (struct overlay_registers *)
+		(gInfo->shared_info->graphics_memory
+		+ gInfo->shared_info->overlay_offset);
+
+	if (gInfo->shared_info->device_type.InGroup(INTEL_TYPE_96x)) {
+		// allocate some extra memory for the 3D context
+		if (intel_allocate_memory(INTEL_i965_3D_CONTEXT_SIZE,
+				B_APERTURE_NON_RESERVED, gInfo->context_base) == B_OK) {
+			gInfo->context_offset = gInfo->context_base
+				- (addr_t)gInfo->shared_info->graphics_memory;
+		}
+	}
+
 	return B_OK;
 }
 
diff --git a/src/add-ons/accelerants/intel_extreme/accelerant_protos.h b/src/add-ons/accelerants/intel_extreme/accelerant_protos.h
index 13b5827de5..2768ee6483 100644
--- a/src/add-ons/accelerants/intel_extreme/accelerant_protos.h
+++ b/src/add-ons/accelerants/intel_extreme/accelerant_protos.h
@@ -21,12 +21,12 @@ void spin(bigtime_t delay);
 
 // general
 status_t intel_init_accelerant(int fd);
-//ssize_t intel_accelerant_clone_info_size(void);
-//void intel_get_accelerant_clone_info(void *data);
-//status_t intel_clone_accelerant(void *data);
+ssize_t intel_accelerant_clone_info_size(void);
+void intel_get_accelerant_clone_info(void *data);
+status_t intel_clone_accelerant(void *data);
 void intel_uninit_accelerant(void);
-//status_t intel_get_accelerant_device_info(accelerant_device_info *info);
-//sem_id intel_accelerant_retrace_semaphore(void);
+status_t intel_get_accelerant_device_info(accelerant_device_info *info);
+sem_id intel_accelerant_retrace_semaphore(void);
 
 // modes & constraints
 uint32 intel_accelerant_mode_count(void);