--- fb/fbblt.c.orig	2006-09-13 15:01:32.000000000 +0200
+++ fb/fbblt.c	2006-09-13 15:05:14.000000000 +0200
@@ -78,6 +78,11 @@ fbBlt (FbBits   *srcLine,
     }
 #endif
 
+/* 
+ * Disable optimization (introduced by ajax) due to a general vesa 
+ * driver crash later in memcpy 
+*/
+#if 0
     if (alu == GXcopy && pm == FB_ALLONES && !reverse &&
             !(srcX & 7) && !(dstX & 7) && !(width & 7)) {
         int i;
@@ -99,6 +104,7 @@ fbBlt (FbBits   *srcLine,
 
         return;
     }
+#endif
 
     FbInitializeMergeRop(alu, pm);
     destInvarient = FbDestInvarientMergeRop();