Move nuttx/examples to apps/examples

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3405 42af7a65-404d-4744-a932-0658087f49c3

3 files changed, 614 insertions, 0 deletions

diff --git a/apps/examples/usbstorage/Makefile b/apps/examples/usbstorage/Makefile
new file mode 100644
index 000000000..7f777dfec
--- /dev/null
+++ b/apps/examples/usbstorage/Makefile
@@ -0,0 +1,91 @@
+############################################################################
+# apps/examples/usbstorage/Makefile
+#
+#   Copyright (C) 2008, 2010-2011 Gregory Nutt. All rights reserved.
+#   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+#
+# 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.
+#
+############################################################################
+
+-include $(TOPDIR)/.config
+-include $(TOPDIR)/Make.defs
+include $(APPDIR)/Make.defs
+
+# USB device mass storage example
+
+ASRCS		=
+CSRCS		= usbstrg_main.c
+
+AOBJS		= $(ASRCS:.S=$(OBJEXT))
+COBJS		= $(CSRCS:.c=$(OBJEXT))
+
+SRCS		= $(ASRCS) $(CSRCS)
+OBJS		= $(AOBJS) $(COBJS)
+
+BIN	    	= ../../libapps$(LIBEXT)
+
+ROOTDEPPATH	= --dep-path .
+
+# Common build
+
+VPATH		= 
+
+all: .built
+.PHONY:	.built clean depend disclean
+
+$(AOBJS): %$(OBJEXT): %.S
+	$(call ASSEMBLE, $<, $@)
+
+$(COBJS): %$(OBJEXT): %.c
+	$(call COMPILE, $<, $@)
+
+$(BIN):	$(OBJS)
+	@( for obj in $(OBJS) ; do \
+		$(call ARCHIVE, $@, $${obj}); \
+	done ; )
+	@touch .built
+	
+.built: $(BIN)
+
+.depend: Makefile $(SRCS)
+	@$(MKDEP) $(ROOTDEPPATH) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	@touch $@
+
+# Register application
+depend: .depend
+
+clean:
+	@rm -f $(BIN) *.o *~ .*.swp .built
+	$(call CLEAN)
+
+distclean: clean
+	@rm -f Make.dep .depend
+
+-include Make.dep
+
diff --git a/apps/examples/usbstorage/usbstrg.h b/apps/examples/usbstorage/usbstrg.h
new file mode 100644
index 000000000..4b50dfe77
--- /dev/null
+++ b/apps/examples/usbstorage/usbstrg.h
@@ -0,0 +1,119 @@
+/****************************************************************************
+ * examples/usbstorage/usbstrg.h
+ *
+ *   Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+#ifndef __EXAMPLES_USBSTORAGE_USBSTRG_H
+#define __EXAMPLES_USBSTORAGE_USBSTRG_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+
+/****************************************************************************
+ * Pre-Processor Definitions
+ ****************************************************************************/
+
+/* Configuration ************************************************************/
+
+#ifndef CONFIG_EXAMPLES_USBSTRG_NLUNS
+#  define CONFIG_EXAMPLES_USBSTRG_NLUNS 1
+#endif
+
+#ifndef CONFIG_EXAMPLES_USBSTRG_DEVMINOR1
+#  define CONFIG_EXAMPLES_USBSTRG_DEVMINOR1 0
+#endif
+
+#ifndef CONFIG_EXAMPLES_USBSTRG_DEVPATH1
+#  define CONFIG_EXAMPLES_USBSTRG_DEVPATH1 "/dev/mmcsd0"
+#endif
+
+#if CONFIG_EXAMPLES_USBSTRG_NLUNS > 1
+#  ifndef CONFIG_EXAMPLES_USBSTRG_DEVMINOR2
+#    error "CONFIG_EXAMPLES_USBSTRG_DEVMINOR2 for LUN=2"
+#  endif
+#  ifndef CONFIG_EXAMPLES_USBSTRG_DEVPATH2
+#    error "CONFIG_EXAMPLES_USBSTRG_DEVPATH2 for LUN=2"
+#  endif
+#  if CONFIG_EXAMPLES_USBSTRG_NLUNS > 2
+#    ifndef CONFIG_EXAMPLES_USBSTRG_DEVMINOR3
+#      error "CONFIG_EXAMPLES_USBSTRG_DEVMINOR2 for LUN=3"
+#    endif
+#    ifndef CONFIG_EXAMPLES_USBSTRG_DEVPATH2
+#      error "CONFIG_EXAMPLES_USBSTRG_DEVPATH2 for LUN=3"
+#    endif
+#    if CONFIG_EXAMPLES_USBSTRG_NLUNS > 3
+#      error "CONFIG_EXAMPLES_USBSTRG_NLUNS must be {1,2,3}"
+#    endif
+#  endif
+#endif
+
+/* Debug ********************************************************************/
+
+#ifdef CONFIG_CPP_HAVE_VARARGS
+#  ifdef CONFIG_DEBUG
+#    define message(...) lib_lowprintf(__VA_ARGS__)
+#    define msgflush()
+#  else
+#    define message(...) printf(__VA_ARGS__)
+#    define msgflush() fflush(stdout)
+#  endif
+#else
+#  ifdef CONFIG_DEBUG
+#    define message lib_lowprintf
+#    define msgflush()
+#  else
+#    define message printf
+#    define msgflush() fflush(stdout)
+#  endif
+#endif
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: usbstrg_archinitialize
+ *
+ * Description:
+ *   Perform architecture specific initialization.  This function must
+ *   configure the block device to export via USB.  This function must be
+ *   provided by architecture-specific logic in order to use this example.
+ *
+ ****************************************************************************/
+
+extern int usbstrg_archinitialize(void);
+
+#endif /* __EXAMPLES_USBSTORAGE_USBSTRG_H */
diff --git a/apps/examples/usbstorage/usbstrg_main.c b/apps/examples/usbstorage/usbstrg_main.c
new file mode 100644
index 000000000..47d79fbb4
--- /dev/null
+++ b/apps/examples/usbstorage/usbstrg_main.c
@@ -0,0 +1,404 @@
+/****************************************************************************
+ * examples/usbstorage/usbstrg_main.c
+ *
+ *   Copyright (C) 2008-2010 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * 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 <sys/types.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <debug.h>
+
+#include <nuttx/usb/usbdev.h>
+#include <nuttx/usb/usbdev_trace.h>
+
+#include "usbstrg.h"
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+#ifdef CONFIG_EXAMPLES_USBSTRG_TRACEINIT
+#  define TRACE_INIT_BITS       (TRACE_INIT_BIT)
+#else
+#  define TRACE_INIT_BITS       (0)
+#endif
+
+#define TRACE_ERROR_BITS        (TRACE_DEVERROR_BIT|TRACE_CLSERROR_BIT)
+
+#ifdef CONFIG_EXAMPLES_USBSTRG_TRACECLASS
+#  define TRACE_CLASS_BITS      (TRACE_CLASS_BIT|TRACE_CLASSAPI_BIT|TRACE_CLASSSTATE_BIT)
+#else
+#  define TRACE_CLASS_BITS      (0)
+#endif
+
+#ifdef CONFIG_EXAMPLES_USBSTRG_TRACETRANSFERS
+#  define TRACE_TRANSFER_BITS   (TRACE_OUTREQQUEUED_BIT|TRACE_INREQQUEUED_BIT|TRACE_READ_BIT|\
+                                 TRACE_WRITE_BIT|TRACE_COMPLETE_BIT)
+#else
+#  define TRACE_TRANSFER_BITS   (0)
+#endif
+
+#ifdef CONFIG_EXAMPLES_USBSTRG_TRACECONTROLLER
+#  define TRACE_CONTROLLER_BITS (TRACE_EP_BIT|TRACE_DEV_BIT)
+#else
+#  define TRACE_CONTROLLER_BITS (0)
+#endif
+
+#ifdef CONFIG_EXAMPLES_USBSTRG_TRACEINTERRUPTS
+#  define TRACE_INTERRUPT_BITS  (TRACE_INTENTRY_BIT|TRACE_INTDECODE_BIT|TRACE_INTEXIT_BIT)
+#else
+#  define TRACE_INTERRUPT_BITS  (0)
+#endif
+
+#define TRACE_BITSET            (TRACE_INIT_BITS|TRACE_ERROR_BITS|TRACE_CLASS_BITS|\
+                                 TRACE_TRANSFER_BITS|TRACE_CONTROLLER_BITS|TRACE_INTERRUPT_BITS)
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: usbstrg_enumerate
+ ****************************************************************************/
+
+#ifdef CONFIG_USBDEV_TRACE
+static int usbstrg_enumerate(struct usbtrace_s *trace, void *arg)
+{
+  switch (trace->event)
+    {
+    case TRACE_DEVINIT:
+      message("USB controller initialization: %04x\n", trace->value);
+      break;
+
+    case TRACE_DEVUNINIT:
+      message("USB controller un-initialization: %04x\n", trace->value);
+      break;
+
+    case TRACE_DEVREGISTER:
+      message("usbdev_register(): %04x\n", trace->value);
+      break;
+
+    case TRACE_DEVUNREGISTER:
+      message("usbdev_unregister(): %04x\n", trace->value);
+      break;
+
+    case TRACE_EPCONFIGURE:
+      message("Endpoint configure(): %04x\n", trace->value);
+      break;
+
+    case TRACE_EPDISABLE:
+      message("Endpoint disable(): %04x\n", trace->value);
+      break;
+
+    case TRACE_EPALLOCREQ:
+      message("Endpoint allocreq(): %04x\n", trace->value);
+      break;
+
+    case TRACE_EPFREEREQ:
+      message("Endpoint freereq(): %04x\n", trace->value);
+      break;
+
+    case TRACE_EPALLOCBUFFER:
+      message("Endpoint allocbuffer(): %04x\n", trace->value);
+      break;
+
+    case TRACE_EPFREEBUFFER:
+      message("Endpoint freebuffer(): %04x\n", trace->value);
+      break;
+
+    case TRACE_EPSUBMIT:
+      message("Endpoint submit(): %04x\n", trace->value);
+      break;
+
+    case TRACE_EPCANCEL:
+      message("Endpoint cancel(): %04x\n", trace->value);
+      break;
+
+    case TRACE_EPSTALL:
+      message("Endpoint stall(true): %04x\n", trace->value);
+      break;
+
+    case TRACE_EPRESUME:
+      message("Endpoint stall(false): %04x\n", trace->value);
+      break;
+
+    case TRACE_DEVALLOCEP:
+      message("Device allocep(): %04x\n", trace->value);
+      break;
+
+    case TRACE_DEVFREEEP:
+      message("Device freeep(): %04x\n", trace->value);
+      break;
+
+    case TRACE_DEVGETFRAME:
+      message("Device getframe(): %04x\n", trace->value);
+      break;
+
+    case TRACE_DEVWAKEUP:
+      message("Device wakeup(): %04x\n", trace->value);
+      break;
+
+    case TRACE_DEVSELFPOWERED:
+      message("Device selfpowered(): %04x\n", trace->value);
+      break;
+
+    case TRACE_DEVPULLUP:
+      message("Device pullup(): %04x\n", trace->value);
+      break;
+
+    case TRACE_CLASSBIND:
+      message("Class bind(): %04x\n", trace->value);
+      break;
+
+    case TRACE_CLASSUNBIND:
+      message("Class unbind(): %04x\n", trace->value);
+      break;
+
+    case TRACE_CLASSDISCONNECT:
+      message("Class disconnect(): %04x\n", trace->value);
+      break;
+
+    case TRACE_CLASSSETUP:
+      message("Class setup(): %04x\n", trace->value);
+      break;
+
+    case TRACE_CLASSSUSPEND:
+      message("Class suspend(): %04x\n", trace->value);
+      break;
+
+    case TRACE_CLASSRESUME:
+      message("Class resume(): %04x\n", trace->value);
+      break;
+
+    case TRACE_CLASSRDCOMPLETE:
+      message("Class RD request complete: %04x\n", trace->value);
+      break;
+
+    case TRACE_CLASSWRCOMPLETE:
+      message("Class WR request complete: %04x\n", trace->value);
+      break;
+
+    default:
+      switch (TRACE_ID(trace->event))
+        {
+        case TRACE_CLASSAPI_ID:        /* Other class driver system API calls */
+          message("Class API call %d: %04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_CLASSSTATE_ID:      /* Track class driver state changes */
+          message("Class state %d: %04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_INTENTRY_ID:        /* Interrupt handler entry */
+          message("Interrrupt %d entry: %04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_INTDECODE_ID:       /* Decoded interrupt trace->event */
+          message("Interrrupt decode %d: %04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_INTEXIT_ID:         /* Interrupt handler exit */
+          message("Interrrupt %d exit: %04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_OUTREQQUEUED_ID:    /* Request queued for OUT endpoint */
+          message("EP%d OUT request queued: %04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_INREQQUEUED_ID:     /* Request queued for IN endpoint */
+          message("EP%d IN request queued: %04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_READ_ID:            /* Read (OUT) action */
+          message("EP%d OUT read: %04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_WRITE_ID:           /* Write (IN) action */
+          message("EP%d IN write: %04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_COMPLETE_ID:        /* Request completed */
+          message("EP%d request complete: %04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_DEVERROR_ID:        /* USB controller driver error event */
+          message("Controller error: %02x:%04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        case TRACE_CLSERROR_ID:        /* USB class driver error event */
+          message("Class error: %02x:%04x\n", TRACE_DATA(trace->event), trace->value);
+          break;
+
+        default:
+          message("Unrecognized event: %02x:%02x:%04x\n",
+                  TRACE_ID(trace->event) >> 8, TRACE_DATA(trace->event), trace->value);
+          break;
+        }
+    }
+  return OK;
+}
+#endif
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * user_initialize
+ ****************************************************************************/
+
+#ifndef CONFIG_HAVE_WEAKFUNCTIONS
+void user_initialize(void)
+{
+  /* Stub that must be provided only if the toolchain does not support weak
+   * functions.
+   */
+}
+#endif
+
+/****************************************************************************
+ * user_start
+ ****************************************************************************/
+
+int user_start(int argc, char *argv[])
+{
+  void *handle;
+  int ret;
+
+  /* Initialize USB trace output IDs */
+
+  usbtrace_enable(TRACE_BITSET);
+
+  /* Register block drivers (architecture-specific) */
+
+  message("user_start: Creating block drivers\n");
+  ret = usbstrg_archinitialize();
+  if (ret < 0)
+    {
+      message("user_start: usbstrg_archinitialize failed: %d\n", -ret);
+      return 1;
+    }
+
+  /* Then exports the LUN(s) */
+
+  message("user_start: Configuring with NLUNS=%d\n", CONFIG_EXAMPLES_USBSTRG_NLUNS);
+  ret = usbstrg_configure(CONFIG_EXAMPLES_USBSTRG_NLUNS, &handle);
+  if (ret < 0)
+    {
+      message("user_start: usbstrg_configure failed: %d\n", -ret);
+      usbstrg_uninitialize(handle);
+      return 2;
+    }
+  message("user_start: handle=%p\n", handle);
+
+  message("user_start: Bind LUN=0 to %s\n", CONFIG_EXAMPLES_USBSTRG_DEVPATH1);
+  ret = usbstrg_bindlun(handle, CONFIG_EXAMPLES_USBSTRG_DEVPATH1, 0, 0, 0, false);
+  if (ret < 0)
+    {
+      message("user_start: usbstrg_bindlun failed for LUN 1 using %s: %d\n",
+               CONFIG_EXAMPLES_USBSTRG_DEVPATH1, -ret);
+      usbstrg_uninitialize(handle);
+      return 2;
+    }
+
+#if CONFIG_EXAMPLES_USBSTRG_NLUNS > 1
+
+  message("user_start: Bind LUN=1 to %s\n", CONFIG_EXAMPLES_USBSTRG_DEVPATH2);
+  ret = usbstrg_bindlun(handle, CONFIG_EXAMPLES_USBSTRG_DEVPATH2, 1, 0, 0, false);
+  if (ret < 0)
+    {
+      message("user_start: usbstrg_bindlun failed for LUN 2 using %s: %d\n",
+               CONFIG_EXAMPLES_USBSTRG_DEVPATH2, -ret);
+      usbstrg_uninitialize(handle);
+      return 3;
+    }
+
+#if CONFIG_EXAMPLES_USBSTRG_NLUNS > 2
+
+  message("user_start: Bind LUN=2 to %s\n", CONFIG_EXAMPLES_USBSTRG_DEVPATH3);
+  ret = usbstrg_bindlun(handle, CONFIG_EXAMPLES_USBSTRG_DEVPATH3, 2, 0, 0, false);
+  if (ret < 0)
+    {
+      message("user_start: usbstrg_bindlun failed for LUN 3 using %s: %d\n",
+               CONFIG_EXAMPLES_USBSTRG_DEVPATH3, -ret);
+      usbstrg_uninitialize(handle);
+      return 4;
+    }
+
+#endif
+#endif
+
+  ret = usbstrg_exportluns(handle);
+  if (ret < 0)
+    {
+      message("user_start: usbstrg_exportluns failed: %d\n", -ret);
+      usbstrg_uninitialize(handle);
+      return 5;
+    }
+
+  /* Now just hang around and monitor the USB storage activity */
+
+#ifndef CONFIG_DISABLE_SIGNALS
+  for (;;)
+    {
+      msgflush();
+      sleep(5);
+
+#ifdef CONFIG_USBDEV_TRACE
+      message("\nuser_start: USB TRACE DATA:\n");
+      ret =  usbtrace_enumerate(usbstrg_enumerate, NULL);
+      if (ret < 0)
+        {
+          message("user_start: usbtrace_enumerate failed: %d\n", -ret);
+          usbstrg_uninitialize(handle);
+          return 6;
+        }
+#else
+      message("user_start: Still alive\n");
+#endif
+    }
+#else
+     message("user_start: Exiting\n");
+ #endif
+}
+