pci: don't do this pci stuff when we don't have hw access

hw/xfree86/common/xf86Init.c

@@ -632,10 +632,10 @@ InitOutput(ScreenInfo *pScreenInfo, int argc, char **argv)
     /*
      * Locate bus slot that had register IO enabled at server startup
      */
-
-    xf86AccessInit();
-    xf86FindPrimaryDevice();
-
+    if (xorgHWAccess) {
+        xf86AccessInit();
+        xf86FindPrimaryDevice();
+    }
     /*
      * Now call each of the Probe functions.  Each successful probe will
      * result in an extra entry added to the xf86Screens[] list for each