diff --git a/configs/sim/src/Makefile b/configs/sim/src/Makefile
index 3dcbe6af35..73de2f5b57 100644
--- a/configs/sim/src/Makefile
+++ b/configs/sim/src/Makefile
@@ -41,9 +41,14 @@ ASRCS =
 AOBJS = $(ASRCS:.S=$(OBJEXT))
 
 CSRCS =
+
+ifeq ($(CONFIG_BOARD_INITIALIZE),y)
+  CSRCS += sim_boot.c
+endif
+
 ifeq ($(CONFIG_SIM_X11FB),y)
 ifeq ($(CONFIG_SIM_TOUCHSCREEN),y)
-  CSRCS += up_touchscreen.c
+  CSRCS += sim_touchscreen.c
 endif
 endif
 COBJS = $(CSRCS:.c=$(OBJEXT))
diff --git a/configs/sim/src/sim_boot.c b/configs/sim/src/sim_boot.c
new file mode 100644
index 0000000000..ef84a689e9
--- /dev/null
+++ b/configs/sim/src/sim_boot.c
@@ -0,0 +1,92 @@
+/****************************************************************************
+ * config/sim/src/sim_boot.c
+ *
+ *   Copyright (C) 2014 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+#include <nuttx/compiler.h>
+
+#ifdef CONFIG_GRAPHICS_TRAVELER_ROMFSDEMO
+int trv_mount_world(int minor, FAR const char *mountpoint);
+#endif
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Types
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: board_initialize
+ *
+ * Description:
+ *   If CONFIG_BOARD_INITIALIZE is selected, then an additional
+ *   initialization call will be performed in the boot-up sequence to a
+ *   function called board_initialize().  board_initialize() will be
+ *   called immediately after up_intiialize() is called and just before the
+ *   initial application is started.  This additional initialization phase
+ *   may be used, for example, to initialize board-specific device drivers.
+ *
+ ****************************************************************************/
+
+#ifdef CONFIG_BOARD_INITIALIZE
+void board_initialize(void)
+{
+#ifdef CONFIG_GRAPHICS_TRAVELER_ROMFSDEMO
+  /* Special initialization for the Traveler game simulation */
+
+  (void)trv_mount_world(0, CONFIG_GRAPHICS_TRAVELER_DEFPATH);
+
+#endif
+
+}
+#endif /* CONFIG_BOARD_INITIALIZE */
+
diff --git a/configs/sim/src/up_touchscreen.c b/configs/sim/src/sim_touchscreen.c
similarity index 99%
rename from configs/sim/src/up_touchscreen.c
rename to configs/sim/src/sim_touchscreen.c
index 0c102f2122..f91674c443 100644
--- a/configs/sim/src/up_touchscreen.c
+++ b/configs/sim/src/sim_touchscreen.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * config/sim/src/up_touchscreen.c
+ * config/sim/src/sim_touchscreen.c
  *
  *   Copyright (C) 2011 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>