Add David Hewson's corrections to the LPC214x USB device driver; Add LPC214x configuration to test the USB composite device

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4359 42af7a65-404d-4744-a932-0658087f49c3

15 files changed, 1460 insertions, 25 deletions

diff --git a/nuttx/configs/mcu123-lpc214x/README.txt b/nuttx/configs/mcu123-lpc214x/README.txt
index b7634aba8..b2f8dd2f9 100644
--- a/nuttx/configs/mcu123-lpc214x/README.txt
+++ b/nuttx/configs/mcu123-lpc214x/README.txt
@@ -137,10 +137,9 @@ Here are the detailed steps I use:
    changed from high to low, the LPC214x will enter ISP (In System Programming) 
    state.
 
-3. start lpc21isp.sh
-
-4. reset the board
+3. Start lpc21isp.sh
 
+4. Reset the board
 
 ARM/LPC214X-specific Configuration Options
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/nuttx/configs/mcu123-lpc214x/composite/Make.defs b/nuttx/configs/mcu123-lpc214x/composite/Make.defs
new file mode 100644
index 000000000..d6dfa3807
--- /dev/null
+++ b/nuttx/configs/mcu123-lpc214x/composite/Make.defs
@@ -0,0 +1,160 @@
+##############################################################################
+# configs/mcu123-lpc214x/composite/Make.defs
+#
+#   Copyright (C) 2012 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.
+#
+##############################################################################
+
+include ${TOPDIR}/.config
+
+# The default value for CROSSDEV can be overridden from the make command line:
+#   make                         -- Will build for the NuttX buildroot toolchain
+#   make CROSSDEV=arm-eabi-      -- Will build for the devkitARM toolchain
+#   make CROSSDEV=arm-none-eabi- -- Will build for the CodeSourcery toolchain
+#   make CROSSDEV=arm-elf-       -- Will build for the NuttX buildroot toolchain
+
+CROSSDEV		= arm-elf-
+CC			= $(CROSSDEV)gcc
+CXX			= $(CROSSDEV)g++
+CPP			= $(CROSSDEV)gcc -E
+LD			= $(CROSSDEV)ld
+AR			= $(CROSSDEV)ar rcs
+NM			= $(CROSSDEV)nm
+OBJCOPY			= $(CROSSDEV)objcopy
+OBJDUMP			= $(CROSSDEV)objdump
+
+HOSTOS			=  ${shell uname -o 2>/dev/null || echo "Other"}
+
+ARCHCCVERSION		= ${shell $(CC) -v 2>&1 | sed -n '/^gcc version/p' | sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q'}
+ARCHCCMAJOR		= ${shell echo $(ARCHCCVERSION) | cut -d'.' -f1}
+
+ifeq ($(ARCHCCMAJOR),4)
+ifneq ($(HOSTOS),Cygwin)
+OBJCOPYARGS		= -R .note -R .note.gnu.build-id -R .comment
+endif
+endif
+
+ifeq ($(CROSSDEV),arm-elf-)
+  MKDEP			= $(TOPDIR)/tools/mkdeps.sh
+  ARCHINCLUDES		= -I. -isystem $(TOPDIR)/include
+  ARCHXXINCLUDES	= -I. -isystem $(TOPDIR)/include -isystem $(TOPDIR)/include/cxx
+  ARCHSCRIPT		= -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/composite/ld.script
+  MAXOPTIMIZATION	= -Os
+else
+  WINTOOL		= y
+  DIRLINK		= $(TOPDIR)/tools/winlink.sh
+  DIRUNLINK		= $(TOPDIR)/tools/unlink.sh
+  MKDEP			= $(TOPDIR)/tools/mknulldeps.sh
+  ARCHINCLUDES		= -I. -isystem "${shell cygpath -w $(TOPDIR)/include}"
+  ARCHXXINCLUDES	= -I. -isystem "${shell cygpath -w $(TOPDIR)/include}" -isystem "${shell cygpath -w $(TOPDIR)/include/cxx}"
+  ARCHSCRIPT		= -T "${shell cygpath -w $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/composite/ld.script}"
+  MAXOPTIMIZATION	= -O2
+endif
+
+ifeq ("${CONFIG_DEBUG_SYMBOLS}","y")
+  ARCHOPTIMIZATION	= -g
+else
+  ARCHOPTIMIZATION	= $(MAXOPTIMIZATION) -fno-strict-aliasing -fno-strength-reduce -fomit-frame-pointer
+endif
+
+ifeq ($(ARCHCCMAJOR),4)
+  ARCHCPUFLAGS		= -mcpu=arm7tdmi -mfloat-abi=soft
+else
+  ARCHCPUFLAGS		= -mapcs-32 -mcpu=arm7tdmi -msoft-float
+endif
+
+ARCHCFLAGS		= -fno-builtin
+ARCHCXXFLAGS		= -fno-builtin -fno-exceptions
+ARCHPICFLAGS		= -fpic -msingle-pic-base -mpic-register=r10
+ARCHWARNINGS		= -Wall -Wstrict-prototypes -Wshadow
+ARCHWARNINGSXX		= -Wall -Wshadow
+ARCHDEFINES		=
+
+CFLAGS			= $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) \
+			  $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe
+CPICFLAGS		= $(ARCHPICFLAGS) $(CFLAGS)
+CXXFLAGS		= $(ARCHCXXFLAGS) $(ARCHWARNINGSXX) $(ARCHOPTIMIZATION) \
+			  $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe
+CXXPICFLAGS		= $(ARCHPICFLAGS) $(CXXFLAGS)
+CPPFLAGS		= $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
+AFLAGS			= $(CFLAGS) -D__ASSEMBLY__
+
+NXFLATLDFLAGS1		= -r -d -warn-common
+NXFLATLDFLAGS2		= $(NXFLATLDFLAGS1) \
+			  -T$(TOPDIR)/binfmt/libnxflat/gnu-nxflat.ld \
+			  -no-check-sections
+LDNXFLATFLAGS		= -e main -s 2048
+
+OBJEXT			= .o
+LIBEXT			= .a
+EXEEXT			=
+
+ifneq ($(CROSSDEV),arm-elf-)
+  LDFLAGS		+= -nostartfiles -nodefaultlibs
+endif
+ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
+  LDFLAGS		+= -g
+endif
+
+define PREPROCESS
+	@echo "CPP: $1->$2"
+	@$(CPP) $(CPPFLAGS) $1 -o $2
+endef
+
+define COMPILE
+	@echo "CC: $1"
+	@$(CC) -c $(CFLAGS) $1 -o $2
+endef
+
+define COMPILEXX
+	@echo "CXX: $1"
+	@$(CXX) -c $(CXXFLAGS) $1 -o $2
+endef
+
+define ASSEMBLE
+	@echo "AS: $1"
+	@$(CC) -c $(AFLAGS) $1 -o $2
+endef
+
+define ARCHIVE
+	echo "AR: $2"; \
+	$(AR) $1 $2 || { echo "$(AR) $1 $2 FAILED!" ; exit 1 ; }
+endef
+
+define CLEAN
+	@rm -f *.o *.a
+endef
+
+HOSTCC			= gcc
+HOSTINCLUDES		= -I.
+HOSTCFLAGS		= -Wall -Wstrict-prototypes -Wshadow -g -pipe
+HOSTLDFLAGS		=
+
diff --git a/nuttx/configs/mcu123-lpc214x/composite/appconfig b/nuttx/configs/mcu123-lpc214x/composite/appconfig
new file mode 100644
index 000000000..47d534636
--- /dev/null
+++ b/nuttx/configs/mcu123-lpc214x/composite/appconfig
@@ -0,0 +1,39 @@
+############################################################################
+# configs/mcu123-lpc214x/composite/appconfig
+#
+#   Copyright (C) 2012 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.
+#
+############################################################################
+
+# Path to example in apps/examples containing the user_start entry point
+
+CONFIGURED_APPS += examples/composite
+
diff --git a/nuttx/configs/mcu123-lpc214x/composite/defconfig b/nuttx/configs/mcu123-lpc214x/composite/defconfig
new file mode 100644
index 000000000..b08f20308
--- /dev/null
+++ b/nuttx/configs/mcu123-lpc214x/composite/defconfig
@@ -0,0 +1,890 @@
+############################################################################
+# configs/mcu123-lpc214x/composite/defconfig
+#
+#   Copyright (C) 2012 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.
+#
+############################################################################
+#
+# Architecture selection
+#
+# CONFIG_ARCH - identifies the arch subdirectory and, hence, the
+#   processor architecture.
+# CONFIG_ARCH_family - for use in C code.  This identifies the
+#   particular chip family that the architecture is implemented
+#   in.
+# CONFIG_ARCH_architecture - for use in C code.  This identifies the
+#   specific architecture within the chip familyl.
+# CONFIG_ARCH_CHIP - Identifies the arch/*/chip subdirectory
+# CONFIG_ARCH_CHIP_name - For use in C code
+# CONFIG_ARCH_BOARD - identifies the configs subdirectory and, hence,
+#   the board that supports the particular chip or SoC.
+# CONFIG_ENDIAN_BIG - define if big endian (default is little endian)
+# CONFIG_ARCH_BOARD_name - for use in C code
+# CONFIG_BOARD_LOOPSPERMSEC - for delay loops
+# CONFIG_ARCH_LEDS - Use LEDs to show state. Unique to lpc2148.
+# CONFIG_DRAM_SIZE - Describes the internal DRAM.
+# CONFIG_DRAM_START - The start address of internal DRAM
+# CONFIG_ARCH_INTERRUPTSTACK - This architecture supports an interrupt
+#   stack. If defined, this symbol is the size of the interrupt
+#   stack in bytes.  If not defined, the user task stacks will be
+#   used during interrupt handling.
+# CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions
+#
+CONFIG_ARCH=arm
+CONFIG_ARCH_ARM=y
+CONFIG_ARCH_ARM7TDMI=y
+CONFIG_ARCH_CHIP=lpc214x
+CONFIG_ARCH_LPC2148=y
+CONFIG_ARCH_BOARD=mcu123-lpc214x
+CONFIG_ARCH_BOARD_MCU123=y
+CONFIG_BOARD_LOOPSPERMSEC=3270
+CONFIG_ARCH_LEDS=y
+CONFIG_DRAM_SIZE=0x00008000
+CONFIG_DRAM_START=0x40000000
+CONFIG_DRAM_END=(CONFIG_DRAM_START+CONFIG_DRAM_SIZE)
+CONFIG_ARCH_INTERRUPTSTACK=1024
+CONFIG_ARCH_STACKDUMP=y
+
+#
+# LPC2148 specific chip initialization
+#
+CONFIG_EXTMEM_MODE=n
+CONFIG_RAM_MODE=n
+CONFIG_CODE_BASE=0x00000000
+CONFIG_PLL_SETUP=y
+CONFIG_MAM_SETUP=y
+CONFIG_APBDIV_SETUP=y
+CONFIG_EMC_SETUP=n
+CONFIG_BCFG0_SETUP=n
+CONFIG_BCFG1_SETUP=n
+CONFIG_BCFG2_SETUP=n
+CONFIG_BCFG3_SETUP=n
+CONFIG_ADC_SETUP=y
+
+#
+# LPC214X specific device driver settings
+#
+# CONFIG_UARTn_SERIAL_CONSOLE - selects the UARTn for the
+#   console and ttys0 (default is the UART0).
+# CONFIG_UARTn_RXBUFSIZE - Characters are buffered as received.
+#   This specific the size of the receive buffer
+# CONFIG_UARTn_TXBUFSIZE - Characters are buffered before
+#   being sent.  This specific the size of the transmit buffer
+# CONFIG_UARTn_BAUD - The configure BAUD of the UART.  Must be
+# CONFIG_UARTn_BITS - The number of bits.  Must be either 7 or 8.
+# CONFIG_UARTn_PARTIY - 0=no parity, 1=odd parity, 2=even parity, 3=mark 1, 4=space 0
+# CONFIG_UARTn_2STOP - Two stop bits
+#
+CONFIG_UART0_SERIAL_CONSOLE=y
+CONFIG_UART1_SERIAL_CONSOLE=n
+CONFIG_UART0_TXBUFSIZE=256
+CONFIG_UART1_TXBUFSIZE=256
+CONFIG_UART0_RXBUFSIZE=256
+CONFIG_UART1_RXBUFSIZE=256
+CONFIG_UART0_BAUD=38400
+CONFIG_UART1_BAUD=38400
+CONFIG_UART0_BITS=8
+CONFIG_UART1_BITS=8
+CONFIG_UART0_PARITY=0
+CONFIG_UART1_PARITY=0
+CONFIG_UART0_2STOP=0
+CONFIG_UART1_2STOP=0
+
+#
+# General build options
+#
+# CONFIG_RRLOAD_BINARY - make the rrload binary format used with
+#   BSPs from www.ridgerun.com using the tools/mkimage.sh script
+# CONFIG_INTELHEX_BINARY - make the Intel HEX binary format
+#   used with many different loaders using the GNU objcopy program
+#   Should not be selected if you are not using the GNU toolchain.
+# CONFIG_RAW_BINARY - make a raw binary format file used with many
+#   different loaders using the GNU objcopy program.  This option
+#   should not be selected if you are not using the GNU toolchain.
+# CONFIG_HAVE_LIBM - toolchain supports libm.a
+#
+CONFIG_RRLOAD_BINARY=n
+CONFIG_INTELHEX_BINARY=n
+CONFIG_RAW_BINARY=y
+CONFIG_HAVE_LIBM=n
+
+#
+# General OS setup
+#
+# CONFIG_APPS_DIR - Identifies the relative path to the directory
+#   that builds the application to link with NuttX.  Default: ../apps
+# CONFIG_DEBUG - enables built-in debug options
+# CONFIG_DEBUG_VERBOSE - enables verbose debug output
+# CONFIG_DEBUG_SYMBOLS - build without optimization and with
+#   debug symbols (needed for use with a debugger).
+# CONFIG_MM_REGIONS - If the architecture includes multiple
+#   regions of memory to allocate from, this specifies the
+#   number of memory regions that the memory manager must
+#   handle and enables the API mm_addregion(start, end);
+# CONFIG_ARCH_LOWPUTC - architecture supports low-level, boot
+#   time console output
+# CONFIG_MSEC_PER_TICK - The default system timer is 100Hz
+#   or MSEC_PER_TICK=10.  This setting may be defined to
+#   inform NuttX that the processor hardware is providing
+#   system timer interrupts at some interrupt interval other
+#   than 10 msec.
+# CONFIG_RR_INTERVAL - The round robin timeslice will be set
+#   this number of milliseconds;  Round robin scheduling can
+#   be disabled by setting this value to zero.
+# CONFIG_SCHED_INSTRUMENTATION - enables instrumentation in 
+#   scheduler to monitor system performance
+# CONFIG_TASK_NAME_SIZE - Spcifies that maximum size of a
+#   task name to save in the TCB.  Useful if scheduler
+#   instrumentation is selected.  Set to zero to disable.
+# CONFIG_START_YEAR, CONFIG_START_MONTH, CONFIG_START_DAY -
+#   Used to initialize the internal time logic.
+# CONFIG_JULIAN_TIME - Enables Julian time conversions
+# CONFIG_DEV_CONSOLE - Set if architecture-specific logic
+#   provides /dev/console.  Enables stdout, stderr, stdin.
+# CONFIG_DEV_LOWCONSOLE - Use the simple, low-level serial console
+#   driver (minimul support)
+# CONFIG_MUTEX_TYPES: Set to enable support for recursive and
+#   errorcheck mutexes. Enables pthread_mutexattr_settype().
+# CONFIG_PRIORITY_INHERITANCE : Set to enable support for priority
+#   inheritance on mutexes and semaphores. 
+# CONFIG_SEM_PREALLOCHOLDERS: This setting is only used if priority
+#   inheritance is enabled.  It defines the maximum number of
+#   different threads (minus one) that can take counts on a
+#   semaphore with priority inheritance support.  This may be 
+#   set to zero if priority inheritance is disabled OR if you
+#   are only using semaphores as mutexes (only one holder) OR
+#   if no more than two threads participate using a counting
+#   semaphore.
+# CONFIG_SEM_NNESTPRIO.  If priority inheritance is enabled,
+#   then this setting is the maximum number of higher priority
+#   threads (minus 1) than can be waiting for another thread
+#   to release a count on a semaphore.  This value may be set
+#   to zero if no more than one thread is expected to wait for
+#   a semaphore.
+# CONFIG_FDCLONE_DISABLE. Disable cloning of all file descriptors
+#   by task_create() when a new task is started.  If set, all
+#   files/drivers will appear to be closed in the new task.
+# CONFIG_FDCLONE_STDIO. Disable cloning of all but the first
+#   three file descriptors (stdin, stdout, stderr) by task_create()
+#   when a new task is started. If set, all files/drivers will
+#   appear to be closed in the new task except for stdin, stdout,
+#   and stderr.
+# CONFIG_SDCLONE_DISABLE. Disable cloning of all socket
+#   desciptors by task_create() when a new task is started. If
+#   set, all sockets will appear to be closed in the new task.
+# CONFIG_NXFLAT. Enable support for the NXFLAT binary format.
+#  This format will support execution of NuttX binaries located
+#  in a ROMFS filesystem (see examples/nxflat).
+#
+#CONFIG_APPS_DIR=
+CONFIG_DEBUG=n
+CONFIG_DEBUG_VERBOSE=n
+CONFIG_DEBUG_SYMBOLS=n
+CONFIG_DEBUG_USB=n
+CONFIG_MM_REGIONS=1
+CONFIG_ARCH_LOWPUTC=y
+CONFIG_RR_INTERVAL=0
+CONFIG_SCHED_INSTRUMENTATION=n
+CONFIG_TASK_NAME_SIZE=0
+CONFIG_START_YEAR=2008
+CONFIG_START_MONTH=10
+CONFIG_START_DAY=1
+CONFIG_JULIAN_TIME=n
+CONFIG_DEV_CONSOLE=y
+CONFIG_DEV_LOWCONSOLE=n
+CONFIG_MUTEX_TYPES=n
+CONFIG_PRIORITY_INHERITANCE=n
+CONFIG_SEM_PREALLOCHOLDERS=0
+CONFIG_SEM_NNESTPRIO=0
+CONFIG_FDCLONE_DISABLE=n
+CONFIG_FDCLONE_STDIO=n
+CONFIG_SDCLONE_DISABLE=y
+CONFIG_NXFLAT=n
+
+#
+# The following can be used to disable categories of
+# APIs supported by the OS.  If the compiler supports
+# weak functions, then it should not be necessary to
+# disable functions unless you want to restrict usage
+# of those APIs.
+#
+# There are certain dependency relationships in these
+# features.
+#
+# o mq_notify logic depends on signals to awaken tasks
+#   waiting for queues to become full or empty.
+# o pthread_condtimedwait() depends on signals to wake
+#   up waiting tasks.
+#
+CONFIG_DISABLE_CLOCK=n
+CONFIG_DISABLE_POSIX_TIMERS=n
+CONFIG_DISABLE_PTHREAD=n
+CONFIG_DISABLE_SIGNALS=n
+CONFIG_DISABLE_MQUEUE=n
+CONFIG_DISABLE_MOUNTPOINT=y
+CONFIG_DISABLE_ENVIRON=n
+CONFIG_DISABLE_POLL=y
+
+#
+# Misc libc settings
+#
+# CONFIG_NOPRINTF_FIELDWIDTH - sprintf-related logic is a
+#   little smaller if we do not support fieldwidthes
+#
+CONFIG_NOPRINTF_FIELDWIDTH=n
+
+#
+# Allow for architecture optimized implementations
+#
+# The architecture can provide optimized versions of the
+# following to improve system performance
+#
+CONFIG_ARCH_MEMCPY=n
+CONFIG_ARCH_MEMCMP=n
+CONFIG_ARCH_MEMMOVE=n
+CONFIG_ARCH_MEMSET=n
+CONFIG_ARCH_STRCMP=n
+CONFIG_ARCH_STRCPY=n
+CONFIG_ARCH_STRNCPY=n
+CONFIG_ARCH_STRLEN=n
+CONFIG_ARCH_STRNLEN=n
+CONFIG_ARCH_BZERO=n
+
+#
+# Sizes of configurable things (0 disables)
+#
+# CONFIG_MAX_TASKS - The maximum number of simultaneously
+#   active tasks.  This value must be a power of two.
+# CONFIG_MAX_TASK_ARGS - This controls the maximum number of
+#   of parameters that a task may receive (i.e., maxmum value
+#   of 'argc')
+# CONFIG_NPTHREAD_KEYS - The number of items of thread-
+#   specific data that can be retained
+# CONFIG_NFILE_DESCRIPTORS - The maximum number of file
+#   descriptors (one for each open)
+# CONFIG_NFILE_STREAMS - The maximum number of streams that
+#   can be fopen'ed
+# CONFIG_NAME_MAX - The maximum size of a file name.
+# CONFIG_STDIO_BUFFER_SIZE - Size of the buffer to allocate
+#   on fopen. (Only if CONFIG_NFILE_STREAMS > 0)
+# CONFIG_NUNGET_CHARS - Number of characters that can be
+#   buffered by ungetc() (Only if CONFIG_NFILE_STREAMS > 0)
+# CONFIG_PREALLOC_MQ_MSGS - The number of pre-allocated message
+#   structures.  The system manages a pool of preallocated
+#   message structures to minimize dynamic allocations
+# CONFIG_MQ_MAXMSGSIZE - Message structures are allocated with
+#   a fixed payload size given by this settin (does not include
+#   other message structure overhead.
+# CONFIG_MAX_WDOGPARMS - Maximum number of parameters that
+#   can be passed to a watchdog handler
+# CONFIG_PREALLOC_WDOGS - The number of pre-allocated watchdog
+#   structures.  The system manages a pool of preallocated
+#   watchdog structures to minimize dynamic allocations
+# CONFIG_PREALLOC_TIMERS - The number of pre-allocated POSIX
+#   timer structures.  The system manages a pool of preallocated
+#   timer structures to minimize dynamic allocations.  Set to
+#   zero for all dynamic allocations.
+#
+CONFIG_MAX_TASKS=16
+CONFIG_MAX_TASK_ARGS=4
+CONFIG_NPTHREAD_KEYS=4
+CONFIG_NFILE_DESCRIPTORS=8
+CONFIG_NFILE_STREAMS=8
+CONFIG_NAME_MAX=32
+CONFIG_STDIO_BUFFER_SIZE=256
+CONFIG_NUNGET_CHARS=2
+CONFIG_PREALLOC_MQ_MSGS=4
+CONFIG_MQ_MAXMSGSIZE=32
+CONFIG_MAX_WDOGPARMS=2
+CONFIG_PREALLOC_WDOGS=4
+CONFIG_PREALLOC_TIMERS=4
+
+#
+# Filesystem configuration
+#
+# CONFIG_FS_FAT - Enable FAT filesystem support
+# CONFIG_FAT_SECTORSIZE - Max supported sector size
+# CONFIG_FS_ROMFS - Enable ROMFS filesystem support
+CONFIG_FS_FAT=n
+CONFIG_FS_ROMFS=n
+
+#
+# SPI-based MMC/SD driver
+#
+# CONFIG_MMCSD_NSLOTS
+#   Number of MMC/SD slots supported by the driver
+# CONFIG_MMCSD_READONLY
+#   Provide read-only access (default is read/write)
+# CONFIG_MMCSD_SPICLOCK - Maximum SPI clock to drive MMC/SD card.
+#   Default is 20MHz.
+#
+CONFIG_MMCSD_NSLOTS=1
+CONFIG_MMCSD_READONLY=n
+#CONFIG_MMCSD_SPICLOCK=20000000
+
+#
+# TCP/IP and UDP support via uIP
+# CONFIG_NET - Enable or disable all network features
+# CONFIG_NET_IPv6 - Build in support for IPv6
+# CONFIG_NSOCKET_DESCRIPTORS - Maximum number of socket descriptors per task/thread.
+# CONFIG_NET_SOCKOPTS - Enable or disable support for socket options
+# CONFIG_NET_BUFSIZE - uIP buffer size
+# CONFIG_NET_TCP - TCP support on or off
+# CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
+# CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
+# CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
+# CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
+# CONFIG_NET_UDP - UDP support on or off
+# CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
+# CONFIG_NET_UDP_CONNS - The maximum amount of concurrent UDP connections
+# CONFIG_NET_ICMP - ICMP ping response support on or off
+# CONFIG_NET_ICMP_PING - ICMP ping request support on or off
+# CONFIG_NET_PINGADDRCONF - Use "ping" packet for setting IP address
+# CONFIG_NET_STATISTICS - uIP statistics on or off
+# CONFIG_NET_RECEIVE_WINDOW - The size of the advertised receiver's window
+# CONFIG_NET_ARPTAB_SIZE - The size of the ARP table
+# CONFIG_NET_BROADCAST - Broadcast support
+# CONFIG_NET_FWCACHE_SIZE - number of packets to remember when looking for duplicates
+#
+CONFIG_NET=n
+CONFIG_NET_IPv6=n
+CONFIG_NSOCKET_DESCRIPTORS=0
+CONFIG_NET_SOCKOPTS=y
+CONFIG_NET_BUFSIZE=420
+CONFIG_NET_TCP=n
+CONFIG_NET_TCP_CONNS=40
+CONFIG_NET_MAX_LISTENPORTS=40
+CONFIG_NET_UDP=n
+CONFIG_NET_UDP_CHECKSUMS=y
+#CONFIG_NET_UDP_CONNS=10
+CONFIG_NET_ICMP=n
+CONFIG_NET_ICMP_PING=n
+#CONFIG_NET_PINGADDRCONF=0
+CONFIG_NET_STATISTICS=y
+#CONFIG_NET_RECEIVE_WINDOW=
+#CONFIG_NET_ARPTAB_SIZE=8
+CONFIG_NET_BROADCAST=n
+#CONFIG_NET_FWCACHE_SIZE=2
+
+#
+# UIP Network Utilities
+# CONFIG_NET_DHCP_LIGHT - Reduces size of DHCP
+# CONFIG_NET_RESOLV_ENTRIES - Number of resolver entries
+CONFIG_NET_DHCP_LIGHT=n
+CONFIG_NET_RESOLV_ENTRIES=4
+
+#
+# USB Device Configuration
+#
+# CONFIG_USBDEV
+#   Enables USB device support
+# CONFIG_USBDEV_ISOCHRONOUS
+#   Build in extra support for isochronous endpoints
+# CONFIG_USBDEV_DUALSPEED
+#   Hardware handles high and full speed operation (USB 2.0)
+# CONFIG_USBDEV_SELFPOWERED
+#   Will cause USB features to indicate that the device is
+#   self-powered
+# CONFIG_USBDEV_MAXPOWER
+#   Maximum power consumption in mA
+# CONFIG_USBDEV_TRACE
+#   Enables USB tracing for debug
+# CONFIG_USBDEV_TRACE_NRECORDS
+#   Number of trace entries to remember
+CONFIG_USBDEV=y
+CONFIG_USBDEV_ISOCHRONOUS=n
+CONFIG_USBDEV_DUALSPEED=n
+CONFIG_USBDEV_SELFPOWERED=y
+CONFIG_USBDEV_REMOTEWAKEUP=n
+CONFIG_USBDEV_MAXPOWER=100
+CONFIG_USBDEV_TRACE=y
+CONFIG_USBDEV_TRACE_NRECORDS=128
+
+#
+# LPC214X USB Configuration
+#
+# CONFIG_LPC214X_USBDEV_FRAME_INTERRUPT
+#   Handle USB Start-Of-Frame events. 
+#   Enable reading SOF from interrupt handler vs. simply reading on demand.
+#   Probably a bad idea... Unless there is some issue with sampling the SOF
+#   from hardware asynchronously.
+# CONFIG_LPC214X_USBDEV_EPFAST_INTERRUPT
+#   Enable high priority interrupts.  I have no idea why you might want to
+#   do that
+# CONFIG_LPC214X_USBDEV_NDMADESCRIPTORS
+#   Number of DMA descriptors to allocate in the 8Kb USB RAM.  This is a
+#   tradeoff between the number of DMA channels that can be supported vs
+#   the size of the DMA buffers available.
+# CONFIG_LPC214X_USBDEV_DMA
+#   Enable lpc214x-specific DMA support
+CONFIG_LPC214X_USBDEV_FRAME_INTERRUPT=n
+CONFIG_LPC214X_USBDEV_EPFAST_INTERRUPT=n
+CONFIG_LPC214X_USBDEV_DMA=n
+CONFIG_LPC214X_USBDEV_NDMADESCRIPTORS=0
+CONFIG_LPC214X_USBDEV_DMAINTMASK=0
+
+#
+# USB Serial Device Configuration
+#
+# CONFIG_PL2303
+#   Enable compilation of the USB serial driver
+# CONFIG_PL2303_EPINTIN
+#   The logical 7-bit address of a hardware endpoint that supports
+#   interrupt IN operation
+# CONFIG_PL2303_EPBULKOUT
+#   The logical 7-bit address of a hardware endpoint that supports
+#   bulk OUT operation
+# CONFIG_PL2303_EPBULKIN
+#   The logical 7-bit address of a hardware endpoint that supports
+#   bulk IN operation
+# CONFIG_PL2303_NWRREQS and CONFIG_PL2303_NRDREQS
+#   The number of write/read requests that can be in flight
+# CONFIG_PL2303_VENDORID and CONFIG_PL2303_VENDORSTR
+#   The vendor ID code/string
+# CONFIG_PL2303_PRODUCTID and CONFIG_PL2303_PRODUCTSTR
+#   The product ID code/string
+# CONFIG_PL2303_RXBUFSIZE and CONFIG_PL2303_TXBUFSIZE
+#   Size of the serial receive/transmit buffers
+CONFIG_PL2303=n
+CONFIG_PL2303_EPINTIN=1
+CONFIG_PL2303_EPBULKOUT=2
+CONFIG_PL2303_EPBULKIN=5
+CONFIG_PL2303_NWRREQS=4
+CONFIG_PL2303_NRDREQS=4
+CONFIG_PL2303_VENDORID=0x067b
+CONFIG_PL2303_PRODUCTID=0x2303
+CONFIG_PL2303_VENDORSTR="Nuttx"
+CONFIG_PL2303_PRODUCTSTR="USBdev Serial"
+CONFIG_PL2303_RXBUFSIZE=512
+CONFIG_PL2303_TXBUFSIZE=512
+
+#
+# USB Storage Device Configuration
+#
+# CONFIG_USBMSC
+#   Enable compilation of the USB storage driver
+# CONFIG_USBMSC_COMPOSITE
+#   Configure the mass storage driver as part of a composite driver
+#   (only if CONFIG_USBDEV_COMPOSITE is also defined)
+# CONFIG_USBMSC_IFNOBASE
+#   If the CDC driver is part of a composite device, then this may need to
+#   be defined to offset the mass storage interface number so that it is
+#   unique and contiguous.  When used with the CDC/ACM driver, the
+#   correct value for this offset is two (because of the two CDC/ACM
+#   interfaces that will precede it).
+# CONFIG_USBMSC_STRBASE
+#   If the CDC driver is part of a composite device, then this may need to
+#   be defined to offset the mass storage string numbers so that they are
+#   unique and contiguous.  When used with the CDC/ACM driver, the
+#   correct value for this offset is four (or perhaps 5 or 6, depending
+#   on if CONFIG_CDCACM_NOTIFSTR or CONFIG_CDCACM_DATAIFSTR are defined).
+# CONFIG_USBMSC_EP0MAXPACKET
+#   Max packet size for endpoint 0
+# CONFIG_PL2303_EPBULKOUT and CONFIG_PL2303_EPBULKIN
+#   The logical 7-bit address of a hardware endpoints that support
+#   bulk OUT and IN operations
+# CONFIG_PL2303_NWRREQS and CONFIG_PL2303_NRDREQS
+#   The number of write/read requests that can be in flight
+# CONFIG_USBMSC_BULKINREQLEN and CONFIG_USBMSC_BULKOUTREQLEN
+#   The size of the buffer in each write/read request.  This
+#   value needs to be at least as large as the endpoint
+#   maxpacket and ideally as large as a block device sector.
+# CONFIG_PL2303_VENDORID and CONFIG_PL2303_VENDORSTR
+#   The vendor ID code/string
+# CONFIG_PL2303_PRODUCTID and CONFIG_PL2303_PRODUCTSTR
+#   The product ID code/string
+# CONFIG_USBMSC_REMOVABLE
+#   Select if the media is removable
+#
+CONFIG_USBMSC=y
+CONFIG_USBMSC_COMPOSITE=y
+CONFIG_USBMSC_IFNOBASE=2
+CONFIG_USBMSC_STRBASE=4
+CONFIG_USBMSC_EP0MAXPACKET=64
+CONFIG_USBMSC_EPBULKOUT=4
+CONFIG_USBMSC_EPBULKIN=5
+CONFIG_USBMSC_NRDREQS=2
+CONFIG_USBMSC_NWRREQS=2
+CONFIG_USBMSC_BULKINREQLEN=256
+CONFIG_USBMSC_BULKOUTREQLEN=256
+CONFIG_USBMSC_VENDORID=0x584e
+CONFIG_USBMSC_VENDORSTR="NuttX"
+CONFIG_USBMSC_PRODUCTID=0x5342
+CONFIG_USBMSC_PRODUCTSTR="USBdev Storage"
+CONFIG_USBMSC_VERSIONNO=0x0399
+CONFIG_USBMSC_REMOVABLE=y
+
+#
+# USB serial device class driver (Standard CDC ACM class)
+#
+# CONFIG_CDCACM
+#   Enable compilation of the USB serial driver
+# CONFIG_CDCACM_COMPOSITE
+#   Configure the CDC serial driver as part of a composite driver
+#   (only if CONFIG_USBDEV_COMPOSITE is also defined)
+# CONFIG_CDCACM_IFNOBASE
+#   If the CDC driver is part of a composite device, then this may need to
+#   be defined to offset the CDC/ACM interface numbers so that they are
+#   unique and contiguous.  When used with the Mass Storage driver, the
+#   correct value for this offset is zero.
+# CONFIG_CDCACM_STRBASE
+#   If the CDC driver is part of a composite device, then this may need to
+#   be defined to offset the CDC/ACM string numbers so that they are
+#   unique and contiguous.  When used with the Mass Storage driver, the
+#   correct value for this offset is four (this value actuallly only needs
+#   to be defined if names are provided for the Notification interface,
+#   CONFIG_CDCACM_NOTIFSTR, or the data interface, CONFIG_CDCACM_DATAIFSTR).
+# CONFIG_CDCACM_EP0MAXPACKET
+#   Endpoint 0 max packet size. Default 64
+# CONFIG_CDCACM_EPINTIN
+#   The logical 7-bit address of a hardware endpoint that supports
+#   interrupt IN operation.  Default 2.
+# CONFIG_CDCACM_EPINTIN_FSSIZE
+#   Max package size for the interrupt IN endpoint if full speed mode.
+#   Default 64.
+# CONFIG_CDCACM_EPINTIN_HSSIZE
+#   Max package size for the interrupt IN endpoint if high speed mode.
+#   Default 64
+# CONFIG_CDCACM_EPBULKOUT
+#   The logical 7-bit address of a hardware endpoint that supports
+#   bulk OUT operation
+# CONFIG_CDCACM_EPBULKOUT_FSSIZE
+#   Max package size for the bulk OUT endpoint if full speed mode.
+#   Default 64.
+# CONFIG_CDCACM_EPBULKOUT_HSSIZE
+#   Max package size for the bulk OUT  endpoint if high speed mode.
+#   Default 512.
+# CONFIG_CDCACM_EPBULKIN
+#   The logical 7-bit address of a hardware endpoint that supports
+#   bulk IN operation
+# CONFIG_CDCACM_EPBULKIN_FSSIZE
+#   Max package size for the bulk IN endpoint if full speed mode.
+#   Default 64.
+# CONFIG_CDCACM_EPBULKIN_HSSIZE
+#   Max package size for the bulk IN  endpoint if high speed mode.
+#   Default 512.
+# CONFIG_CDCACM_NWRREQS and CONFIG_CDCACM_NRDREQS
+#   The number of write/read requests that can be in flight.
+#   Default 256.
+# CONFIG_CDCACM_VENDORID and CONFIG_CDCACM_VENDORSTR
+#   The vendor ID code/string.  Default 0x0525 and "NuttX"
+#   0x0525 is the Netchip vendor and should not be used in any
+#   products.  This default VID was selected for compatibility with
+#   the Linux CDC ACM default VID.
+# CONFIG_CDCACM_PRODUCTID and CONFIG_CDCACM_PRODUCTSTR
+#   The product ID code/string. Default 0xara7 and "CDC/ACM Serial"
+#   0xa4a7 was selected for compatibility with the Linux CDC ACM
+#   default PID.
+# CONFIG_CDCACM_RXBUFSIZE and CONFIG_CDCACM_TXBUFSIZE
+#   Size of the serial receive/transmit buffers. Default 256.
+#
+CONFIG_CDCACM=y
+CONFIG_CDCACM_COMPOSITE=y
+CONFIG_CDCACM_IFNOBASE=0
+CONFIG_CDCACM_STRBASE=4
+#CONFIG_CDCACM_EP0MAXPACKET
+CONFIG_CDCACM_EPINTIN=1
+#CONFIG_CDCACM_EPINTIN_FSSIZE
+#CONFIG_CDCACM_EPINTIN_HSSIZE
+CONFIG_CDCACM_EPBULKOUT=3
+#CONFIG_CDCACM_EPBULKOUT_FSSIZE
+#CONFIG_CDCACM_EPBULKOUT_HSSIZE
+CONFIG_CDCACM_EPBULKIN=2
+#CONFIG_CDCACM_EPBULKIN_FSSIZE
+#CONFIG_CDCACM_EPBULKIN_HSSIZE
+#CONFIG_CDCACM_NWRREQS
+#CONFIG_CDCACM_NRDREQS
+#CONFIG_CDCACM_VENDORID
+#CONFIG_CDCACM_VENDORSTR
+#CONFIG_CDCACM_PRODUCTID
+#CONFIG_CDCACM_PRODUCTSTR
+#CONFIG_CDCACM_RXBUFSIZE
+#CONFIG_CDCACM_TXBUFSIZE
+
+#
+# USB Composite Device Configuration
+#
+# CONFIG_USBDEV_COMPOSITE
+#   Enables USB composite device support
+# CONFIG_COMPOSITE_IAD
+#   If one of the members of the composite has multiple interfaces
+#   (such as CDC/ACM), then an Interface Association Descriptor (IAD)
+#   will be necessary.  Default:  IAD will be used automatically if
+#   needed.  It should not be necessary to set this.
+# CONFIG_COMPOSITE_EP0MAXPACKET
+#   Max packet size for endpoint 0
+# CONFIG_COMPOSITE_VENDORID and CONFIG_COMPOSITE_VENDORSTR
+#   The vendor ID code/string
+# CONFIG_COMPOSITE_PRODUCTID and CONFIG_COMPOSITE_PRODUCTSTR
+#   The product ID code/string
+# CONFIG_COMPOSITE_SERIALSTR
+#   Device serial number string
+# CONFIG_COMPOSITE_CONFIGSTR
+#   Configuration string
+# CONFIG_COMPOSITE_VERSIONNO
+#   The device version number
+#
+CONFIG_USBDEV_COMPOSITE=y
+CONFIG_COMPOSITE_IAD=y
+#CONFIG_COMPOSITE_EP0MAXPACKET
+CONFIG_COMPOSITE_VENDORID=0x03eb
+CONFIG_COMPOSITE_PRODUCTID=0x2022
+CONFIG_COMPOSITE_VENDORSTR="NuttX"
+CONFIG_COMPOSITE_PRODUCTSTR="Composite Device"
+CONFIG_COMPOSITE_SERIALSTR="12345"
+CONFIG_COMPOSITE_CONFIGSTR="examples/composite"
+CONFIG_COMPOSITE_VERSIONNO=0x0101
+
+#
+# Settings for apps/nshlib
+#
+# CONFIG_NSH_FILEIOSIZE - Size of a static I/O buffer
+# CONFIG_NSH_STRERROR - Use strerror(errno)
+# CONFIG_NSH_LINELEN - Maximum length of one command line
+# CONFIG_NSH_STACKSIZE - Stack size to use for new threads.
+# CONFIG_NSH_NESTDEPTH - Max number of nested if-then[-else]-fi
+# CONFIG_NSH_DISABLESCRIPT - Disable scripting support
+# CONFIG_NSH_DISABLEBG - Disable background commands
+# CONFIG_NSH_ROMFSETC - Use startup script in /etc
+# CONFIG_NSH_CONSOLE - Use serial console front end
+# CONFIG_NSH_TELNET - Use telnetd console front end
+# CONFIG_NSH_ARCHINIT - Platform provides architecture
+#   specific initialization (nsh_archinitialize()).
+#
+# If CONFIG_NSH_TELNET is selected:
+# CONFIG_NSH_IOBUFFER_SIZE -- Telnetd I/O buffer size
+# CONFIG_NSH_DHCPC - Obtain address using DHCP
+# CONFIG_NSH_IPADDR - Provides static IP address
+# CONFIG_NSH_DRIPADDR - Provides static router IP address
+# CONFIG_NSH_NETMASK - Provides static network mask
+# CONFIG_NSH_NOMAC - Use a bogus MAC address
+#
+# If CONFIG_NSH_ROMFSETC is selected:
+# CONFIG_NSH_ROMFSMOUNTPT - ROMFS mountpoint
+# CONFIG_NSH_INITSCRIPT - Relative path to init script
+# CONFIG_NSH_ROMFSDEVNO - ROMFS RAM device minor
+# CONFIG_NSH_ROMFSSECTSIZE - ROMF sector size
+# CONFIG_NSH_FATDEVNO - FAT FS RAM device minor
+# CONFIG_NSH_FATSECTSIZE - FAT FS sector size
+# CONFIG_NSH_FATNSECTORS - FAT FS number of sectors
+# CONFIG_NSH_FATMOUNTPT - FAT FS mountpoint
+CONFIG_NSH_FILEIOSIZE=512
+CONFIG_NSH_STRERROR=n
+CONFIG_NSH_LINELEN=64
+CONFIG_NSH_STACKSIZE=2048
+CONFIG_NSH_NESTDEPTH=3
+CONFIG_NSH_DISABLESCRIPT=n
+CONFIG_NSH_DISABLEBG=n
+CONFIG_NSH_ROMFSETC=n
+CONFIG_NSH_CONSOLE=y
+CONFIG_NSH_TELNET=n
+CONFIG_NSH_ARCHINIT=n
+CONFIG_NSH_IOBUFFER_SIZE=512
+CONFIG_NSH_DHCPC=n
+CONFIG_NSH_NOMAC=n
+CONFIG_NSH_IPADDR=(10<<24|0<<16|0<<8|2)
+CONFIG_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1)
+CONFIG_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
+CONFIG_NSH_ROMFSMOUNTPT="/etc"
+CONFIG_NSH_INITSCRIPT="init.d/rcS"
+CONFIG_NSH_ROMFSDEVNO=0
+CONFIG_NSH_ROMFSSECTSIZE=64
+CONFIG_NSH_FATDEVNO=1
+CONFIG_NSH_FATSECTSIZE=512
+CONFIG_NSH_FATNSECTORS=1024
+CONFIG_NSH_FATMOUNTPT=/tmp
+
+#
+# Architecture-specific NSH options
+CONFIG_NSH_MMCSDSPIPORTNO=1
+CONFIG_NSH_MMCSDSLOTNO=0
+CONFIG_NSH_MMCSDMINOR=0
+
+#
+# Settings for examples/ostest
+CONFIG_EXAMPLES_OSTEST_LOOPS=1
+CONFIG_EXAMPLES_OSTEST_STACKSIZE=4096
+CONFIG_EXAMPLES_OSTEST_NBARRIER_THREADS=3
+
+#
+# Settings for examples/usbserial
+#
+# CONFIG_EXAMPLES_USBSERIAL_INONLY
+#    Only verify IN (device-to-host) data transfers.  Default: both
+# CONFIG_EXAMPLES_USBSERIAL_OUTONLY
+#    Only verify OUT (host-to-device) data transfers.  Default: both
+# CONFIG_EXAMPLES_USBSERIAL_ONLYSMALL
+#    Send only small, single packet messages.  Default: Send large and small.
+# CONFIG_EXAMPLES_USBSERIAL_ONLYBIG
+#    Send only large, multi-packet messages.  Default: Send large and small.
+#
+CONFIG_EXAMPLES_USBSERIAL_INONLY=n
+CONFIG_EXAMPLES_USBSERIAL_OUTONLY=n
+CONFIG_EXAMPLES_USBSERIAL_ONLYSMALL=n
+CONFIG_EXAMPLES_USBSERIAL_ONLYBIG=n
+
+#
+# Settings for examples/usbstorage
+#
+# CONFIG_EXAMPLES_USBMSC_NLUNS
+#    Defines the number of logical units (LUNs) exported by the USB storage
+#    driver.  Each LUN corresponds to one exported block driver (or partition
+#    of a block driver).  May be 1, 2, or 3.  Default is 1.
+# CONFIG_EXAMPLES_USBMSC_DEVMINOR1
+#    The minor device number of the block driver for the first LUN. For
+#    example, N in /dev/mmcsdN.  Used for registering the block driver. Default
+#    is zero.
+# CONFIG_EXAMPLES_USBMSC_DEVPATH1
+#    The full path to the registered block driver.  Default is "/dev/mmcsd0"
+#  CONFIG_EXAMPLES_USBMSC_DEVMINOR2 and CONFIG_EXAMPLES_USBMSC_DEVPATH2
+#    Similar parameters that would have to be provided if CONFIG_EXAMPLES_USBMSC_NLUNS
+#    is 2 or 3.  No defaults.
+#  CONFIG_EXAMPLES_USBMSC_DEVMINOR3 and CONFIG_EXAMPLES_USBMSC_DEVPATH3
+#    Similar parameters that would have to be provided if CONFIG_EXAMPLES_USBMSC_NLUNS
+#    is 3.  No defaults.
+#
+#  If CONFIG_USBDEV_TRACE is enabled (or CONFIG_DEBUG and CONFIG_DEBUG_USB), then
+#  the example code will also manage the USB trace output.  The amount of trace output
+#  can be controlled using:
+#
+#  CONFIG_EXAMPLES_USBMSC_TRACEINIT
+#    Show initialization events
+#  CONFIG_EXAMPLES_USBMSC_TRACECLASS
+#    Show class driver events
+#  CONFIG_EXAMPLES_USBMSC_TRACETRANSFERS
+#    Show data transfer events
+#  CONFIG_EXAMPLES_USBMSC_TRACECONTROLLER
+#    Show controller events
+#  CONFIG_EXAMPLES_USBMSC_TRACEINTERRUPTS
+#    Show interrupt-related events.
+#
+CONFIG_EXAMPLES_USBMSC_NLUNS=1
+CONFIG_EXAMPLES_USBMSC_DEVMINOR1=0
+CONFIG_EXAMPLES_USBMSC_DEVPATH1="/dev/mmcsd0"
+CONFIG_EXAMPLES_USBMSC_TRACEINIT=n
+CONFIG_EXAMPLES_USBMSC_TRACECLASS=y
+CONFIG_EXAMPLES_USBMSC_TRACETRANSFERS=y
+CONFIG_EXAMPLES_USBMSC_TRACECONTROLLER=y
+CONFIG_EXAMPLES_USBMSC_TRACEINTERRUPTS=n
+
+#
+# Settings for examples/composite
+#
+# CONFIG_EXAMPLES_COMPOSITE_DEBUGMM
+#    Enables some debug tests to check for memory usage and memory leaks.
+#
+# CONFIG_EXAMPLES_COMPOSITE_NLUNS
+#    Defines the number of logical units (LUNs) exported by the USB storage
+#    driver.  Each LUN corresponds to one exported block driver (or partition
+#    of a block driver).  May be 1, 2, or 3.  Default is 1.
+# CONFIG_EXAMPLES_COMPOSITE_DEVMINOR1
+#    The minor device number of the block driver for the first LUN. For
+#    example, N in /dev/mmcsdN.  Used for registering the block driver. Default
+#    is zero.
+# CONFIG_EXAMPLES_COMPOSITE_DEVPATH1
+#    The full path to the registered block driver.  Default is "/dev/mmcsd0"
+# CONFIG_EXAMPLES_COMPOSITE_DEVMINOR2 and CONFIG_EXAMPLES_COMPOSITE_DEVPATH2
+#    Similar parameters that would have to be provided if CONFIG_EXAMPLES_COMPOSITE_NLUNS
+#    is 2 or 3.  No defaults.
+# CONFIG_EXAMPLES_COMPOSITE_DEVMINOR3 and CONFIG_EXAMPLES_COMPOSITE_DEVPATH3
+#    Similar parameters that would have to be provided if CONFIG_EXAMPLES_COMPOSITE_NLUNS
+#    is 3.  No defaults.
+#
+# CONFIG_EXAMPLES_COMPOSITE_TTYUSB - The minor number of the USB serial device.
+#    Default is zero (corresponding to /dev/ttyUSB0.  Default is zero.
+# CCONFIG_EXAMPLES_COMPOSITE_SERDEV - The string corresponding to
+#    CONFIG_EXAMPLES_COMPOSITE_TTYUSB.  The default is "/dev/ttyUSB0".
+# CONFIG_EXAMPLES_COMPOSITE_BUFSIZE - The size of the serial I/O buffer in
+#    bytes.  Default 256 byters.
+#
+# If CONFIG_USBDEV_TRACE is enabled (or CONFIG_DEBUG and CONFIG_DEBUG_USB), then
+# the example code will also manage the USB trace output.  The amount of trace output
+# can be controlled using:
+#
+# CONFIG_EXAMPLES_COMPOSITE_TRACEINIT
+#    Show initialization events
+# CONFIG_EXAMPLES_COMPOSITE_TRACECLASS
+#    Show class driver events
+# CONFIG_EXAMPLES_COMPOSITE_TRACETRANSFERS
+#    Show data transfer events
+# CONFIG_EXAMPLES_COMPOSITE_TRACECONTROLLER
+#    Show controller events
+# CONFIG_EXAMPLES_COMPOSITE_TRACEINTERRUPTS
+#    Show interrupt-related events.
+#
+CONFIG_EXAMPLES_COMPOSITE_DEBUGMM=n
+CONFIG_EXAMPLES_COMPOSITE_NLUNS=1
+CONFIG_EXAMPLES_COMPOSITE_DEVMINOR1=0
+CONFIG_EXAMPLES_COMPOSITE_DEVPATH1="/dev/mmcsd0"
+CONFIG_EXAMPLES_COMPOSITE_TTYUSB=0
+CONFIG_EXAMPLES_COMPOSITE_SERDEV="/dev/ttyUSB0"
+CONFIG_EXAMPLES_COMPOSITE_BUFSIZE=256
+CONFIG_EXAMPLES_COMPOSITE_TRACEINIT=n
+CONFIG_EXAMPLES_COMPOSITE_TRACECLASS=n
+CONFIG_EXAMPLES_COMPOSITE_TRACETRANSFERS=n
+CONFIG_EXAMPLES_COMPOSITE_TRACECONTROLLER=n
+CONFIG_EXAMPLES_COMPOSITE_TRACEINTERRUPTS=n
+
+#
+# Stack and heap information
+#
+# CONFIG_BOOT_RUNFROMFLASH - Some configurations support XIP
+#   operation from FLASH but must copy initialized .data sections to RAM.
+#   (Must always =n; the LPC214x always runs from FLASH)
+# CONFIG_BOOT_COPYTORAM -  Some configurations boot in FLASH
+#   but copy themselves entirely into RAM for better performance.
+# CONFIG_CUSTOM_STACK - The up_ implementation will handle
+#   all stack operations outside of the nuttx model.
+# CONFIG_STACK_POINTER - The initial stack pointer (arm7tdmi only)
+# CONFIG_IDLETHREAD_STACKSIZE - The size of the initial stack.
+#  This is the thread that (1) performs the inital boot of the system up
+#  to the point where user_start() is spawned, and (2) there after is the
+#  IDLE thread that executes only when there is no other thread ready to
+#  run.
+# CONFIG_USERMAIN_STACKSIZE - The size of the stack to allocate
+#  for the main user thread that begins at the user_start() entry point.
+# CONFIG_PTHREAD_STACK_MIN - Minimum pthread stack size
+# CONFIG_PTHREAD_STACK_DEFAULT - Default pthread stack size
+# CONFIG_HEAP_BASE - The beginning of the heap
+# CONFIG_HEAP_SIZE - The size of the heap
+#
+CONFIG_BOOT_RUNFROMFLASH=n
+CONFIG_BOOT_COPYTORAM=n
+CONFIG_CUSTOM_STACK=n
+CONFIG_STACK_POINTER=
+CONFIG_IDLETHREAD_STACKSIZE=2048
+CONFIG_USERMAIN_STACKSIZE=2048
+CONFIG_PTHREAD_STACK_MIN=256
+CONFIG_PTHREAD_STACK_DEFAULT=2048
+CONFIG_HEAP_BASE=
+CONFIG_HEAP_SIZE=
diff --git a/nuttx/configs/mcu123-lpc214x/composite/ld.script b/nuttx/configs/mcu123-lpc214x/composite/ld.script
new file mode 100644
index 000000000..c97a2222f
--- /dev/null
+++ b/nuttx/configs/mcu123-lpc214x/composite/ld.script
@@ -0,0 +1,119 @@
+/****************************************************************************
+ * configs/mcu123-lpc214x/composite/ld.script
+ *
+ *   Copyright (C) 2012 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.
+ *
+ ****************************************************************************/
+
+/* FLASH:
+ *   The lpc2148 has 512Kb of non-volatile memory beginning at address
+ *   0x00000000.  The OS entry point is via the reset vector at address
+ *   0x00000000 (default MEMMAP mode assumed)
+ *
+ * SRAM:
+ *   The lpc2148 has 32Kb of on-chip static RAM beginning at address
+ *   0x40000000.  The .data section will be relocated from _eronly
+ *   to _sdata at boot time.
+ */
+
+MEMORY
+{
+	flash (rx) : ORIGIN = 0x00000000, LENGTH = 500K
+	sram  (rw) : ORIGIN = 0x40000000, LENGTH = 32K - 32
+}
+
+OUTPUT_ARCH(arm)
+ENTRY(_stext)
+SECTIONS
+{
+	.text : {
+		_stext = ABSOLUTE(.);
+		*(.vectors)
+		*(.text .text.*)
+		*(.fixup)
+		*(.gnu.warning)
+		*(.rodata .rodata.*)
+		*(.gnu.linkonce.t.*)
+		*(.glue_7)
+		*(.glue_7t)
+		*(.got)
+		*(.gcc_except_table)
+		*(.gnu.linkonce.r.*)
+		_etext = ABSOLUTE(.);
+	} > flash
+
+	/* This is where the .data section is relocated for execution out
+	 * FLASH.  The .data section will be relocated from _eronly
+	 * to _sdata at boot time.
+	 */
+
+	_eronly = ABSOLUTE(.);	
+	
+	.data : {
+		_sdata = ABSOLUTE(.);
+		*(.data .data.*)
+		*(.gnu.linkonce.d.*)
+		CONSTRUCTORS
+		_edata = ABSOLUTE(.);
+	} > sram AT > flash
+
+	.ARM.extab : {
+		*(.ARM.extab*)
+	} >sram
+
+	__exidx_start = ABSOLUTE(.);
+	.ARM.exidx : {
+		*(.ARM.exidx*)
+	} >sram
+	__exidx_end = ABSOLUTE(.);
+
+	.bss : {
+		_sbss = ABSOLUTE(.);
+		*(.bss .bss.*)
+		*(.gnu.linkonce.b.*)
+		*(COMMON)
+		_ebss = ABSOLUTE(.);
+	} > sram
+
+	/* Stabs debugging sections.	*/
+	.stab 0 : { *(.stab) }
+	.stabstr 0 : { *(.stabstr) }
+	.stab.excl 0 : { *(.stab.excl) }
+	.stab.exclstr 0 : { *(.stab.exclstr) }
+	.stab.index 0 : { *(.stab.index) }
+	.stab.indexstr 0 : { *(.stab.indexstr) }
+	.comment 0 : { *(.comment) }
+	.debug_abbrev 0 : { *(.debug_abbrev) }
+	.debug_info 0 : { *(.debug_info) }
+	.debug_line 0 : { *(.debug_line) }
+	.debug_pubnames 0 : { *(.debug_pubnames) }
+	.debug_aranges 0 : { *(.debug_aranges) }
+}
diff --git a/nuttx/configs/mcu123-lpc214x/composite/setenv.sh b/nuttx/configs/mcu123-lpc214x/composite/setenv.sh
new file mode 100755
index 000000000..58e78a92d
--- /dev/null
+++ b/nuttx/configs/mcu123-lpc214x/composite/setenv.sh
@@ -0,0 +1,66 @@
+#!/bin/bash
+# configs/mcu123-lpc2148/composite/setenv.sh
+#
+#   Copyright (C) 2012 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.
+#
+
+if [ "$_" = "$0" ] ; then
+  echo "You must source this script, not run it!" 1>&2
+  exit 1
+fi
+
+WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# This the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# This is the Cygwin path to the configuration scripts directory
+
+export LPC214XSCRIPTS="$WD/configs/mcu123-lpc214x/scripts"
+
+# Add the path to the toolchain to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPC214XSCRIPTS}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+echo "PATH : ${PATH}"
diff --git a/nuttx/configs/mcu123-lpc214x/nsh/ld.script b/nuttx/configs/mcu123-lpc214x/nsh/ld.script
index fed801699..d6128621b 100644
--- a/nuttx/configs/mcu123-lpc214x/nsh/ld.script
+++ b/nuttx/configs/mcu123-lpc214x/nsh/ld.script
@@ -1,8 +1,8 @@
 /****************************************************************************
  * configs/mcu123-lpc214x/nsh/ld.script
  *
- *   Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
- *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *   Copyright (C) 2008-2009, 2012 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
@@ -89,11 +89,11 @@ SECTIONS
 		*(.ARM.extab*)
 	} >sram
 
+	__exidx_start = ABSOLUTE(.);
 	.ARM.exidx : {
-		__exidx_start = ABSOLUTE(.);
 		*(.ARM.exidx*)
-		__exidx_end = ABSOLUTE(.);
 	} >sram
+	__exidx_end = ABSOLUTE(.);
 
 	.bss : {
 		_sbss = ABSOLUTE(.);
diff --git a/nuttx/configs/mcu123-lpc214x/ostest/ld.script b/nuttx/configs/mcu123-lpc214x/ostest/ld.script
index fe3db6941..590e490eb 100644
--- a/nuttx/configs/mcu123-lpc214x/ostest/ld.script
+++ b/nuttx/configs/mcu123-lpc214x/ostest/ld.script
@@ -1,8 +1,8 @@
 /****************************************************************************
  * configs/mcu123-lpc214x/ostest/ld.script
  *
- *   Copyright (C) 2007-2009 Gregory Nutt. All rights reserved.
- *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *   Copyright (C) 2007-2009, 2012 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
@@ -89,11 +89,11 @@ SECTIONS
 		*(.ARM.extab*)
 	} >sram
 
+	__exidx_start = ABSOLUTE(.);
 	.ARM.exidx : {
-		__exidx_start = ABSOLUTE(.);
 		*(.ARM.exidx*)
-		__exidx_end = ABSOLUTE(.);
 	} >sram
+	__exidx_end = ABSOLUTE(.);
 
 	.bss : {
 		_sbss = ABSOLUTE(.);
diff --git a/nuttx/configs/mcu123-lpc214x/src/Makefile b/nuttx/configs/mcu123-lpc214x/src/Makefile
index 93071038b..21838bf39 100644
--- a/nuttx/configs/mcu123-lpc214x/src/Makefile
+++ b/nuttx/configs/mcu123-lpc214x/src/Makefile
@@ -1,8 +1,8 @@
 ############################################################################
 # configs/mcu123-lpc214x/src/Makefile
 #
-#   Copyright (C) 2007-2010 Gregory Nutt. All rights reserved.
-#   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+#   Copyright (C) 2007-2010, 2012 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
@@ -48,13 +48,19 @@ endif
 ASRCS		= 
 AOBJS		= $(ASRCS:.S=$(OBJEXT))
 CSRCS		= up_spi.c up_leds.c
+
 ifeq ($(CONFIG_NSH_ARCHINIT),y)
 CSRCS		+= up_nsh.c
 endif
+
 ifeq ($(CONFIG_USBMSC),y)
 CSRCS		+= up_usbmsc.c
 endif
 
+ifeq ($(CONFIG_USBDEV_COMPOSITE),y)
+CSRCS		+= up_composite.c
+endif
+
 COBJS		= $(CSRCS:.c=$(OBJEXT))
 
 SRCS		= $(ASRCS) $(CSRCS)
diff --git a/nuttx/configs/mcu123-lpc214x/src/up_composite.c b/nuttx/configs/mcu123-lpc214x/src/up_composite.c
new file mode 100644
index 000000000..3540cdb8a
--- /dev/null
+++ b/nuttx/configs/mcu123-lpc214x/src/up_composite.c
@@ -0,0 +1,155 @@
+/****************************************************************************
+ * configs/mcu123-lpc214x/src/up_composite.c
+ *
+ *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Configure and register the LPC214x MMC/SD SPI block driver.
+ *
+ * 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 <stdio.h>
+#include <debug.h>
+#include <errno.h>
+
+#include <nuttx/spi.h>
+#include <nuttx/mmcsd.h>
+#include <nuttx/usb/composite.h>
+
+/****************************************************************************
+ * Pre-Processor Definitions
+ ****************************************************************************/
+
+/* Configuration ************************************************************/
+
+#ifndef CONFIG_EXAMPLES_COMPOSITE_DEVMINOR1
+#  define CONFIG_EXAMPLES_COMPOSITE_DEVMINOR1 0
+#endif
+
+/* PORT and SLOT number probably depend on the board configuration */
+
+#ifdef CONFIG_ARCH_BOARD_MCU123
+#  undef LPC214X_MMCSDSPIPORTNO
+#  define LPC214X_MMCSDSPIPORTNO 1
+#  undef LPC214X_MMCSDSLOTNO
+#  define LPC214X_MMCSDSLOTNO 0
+#else
+   /* Add configuration for new LPC214x boards here */
+#  error "Unrecognized LPC214x board"
+#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: composite_archinitialize
+ *
+ * Description:
+ *   Perform architecture specific initialization
+ *
+ ****************************************************************************/
+
+int composite_archinitialize(void)
+{
+  /* If examples/composite is built as an NSH command, then SD slot should
+   * already have been initized in nsh_archinitialize() (see up_nsh.c).  In
+   * this case, there is nothing further to be done here.
+   *
+   * NOTE: CONFIG_NSH_BUILTIN_APPS is not a fool-proof indication that NSH
+   * was built.
+   */
+
+#ifndef CONFIG_NSH_BUILTIN_APPS
+  FAR struct spi_dev_s *spi;
+  int ret;
+
+  /* Get the SPI port */
+
+  message("composite_archinitialize: Initializing SPI port %d\n",
+          LPC214X_MMCSDSPIPORTNO);
+
+  spi = up_spiinitialize(LPC214X_MMCSDSPIPORTNO);
+  if (!spi)
+    {
+      message("composite_archinitialize: Failed to initialize SPI port %d\n",
+              LPC214X_MMCSDSPIPORTNO);
+      return -ENODEV;
+    }
+
+  message("composite_archinitialize: Successfully initialized SPI port %d\n",
+          LPC214X_MMCSDSPIPORTNO);
+
+  /* Bind the SPI port to the slot */
+
+  message("composite_archinitialize: Binding SPI port %d to MMC/SD slot %d\n",
+          LPC214X_MMCSDSPIPORTNO, LPC214X_MMCSDSLOTNO);
+
+  ret = mmcsd_spislotinitialize(CONFIG_EXAMPLES_COMPOSITE_DEVMINOR1, LPC214X_MMCSDSLOTNO, spi);
+  if (ret < 0)
+    {
+      message("composite_archinitialize: Failed to bind SPI port %d to MMC/SD slot %d: %d\n",
+              LPC214X_MMCSDSPIPORTNO, LPC214X_MMCSDSLOTNO, ret);
+      return ret;
+    }
+
+  message("composite_archinitialize: Successfuly bound SPI port %d to MMC/SD slot %d\n",
+          LPC214X_MMCSDSPIPORTNO, LPC214X_MMCSDSLOTNO);
+
+#endif /* CONFIG_NSH_BUILTIN_APPS */
+
+  return OK;
+}
diff --git a/nuttx/configs/mcu123-lpc214x/src/up_spi.c b/nuttx/configs/mcu123-lpc214x/src/up_spi.c
index 0c32fc6db..b58c8d667 100644
--- a/nuttx/configs/mcu123-lpc214x/src/up_spi.c
+++ b/nuttx/configs/mcu123-lpc214x/src/up_spi.c
@@ -2,8 +2,8 @@
  * config/mcu123-lpc214x/src/up_spi.c
  * arch/arm/src/board/up_spi.c
  *
- *   Copyright (C) 2008-2010 Gregory Nutt. All rights reserved.
- *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *   Copyright (C) 2008-2010, 2012 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
@@ -66,6 +66,7 @@
 #include <sys/types.h>
 #include <stdint.h>
 #include <stdbool.h>
+#include <errno.h>
 #include <debug.h>
 
 #include <arch/board/board.h>
diff --git a/nuttx/configs/mcu123-lpc214x/src/up_usbmsc.c b/nuttx/configs/mcu123-lpc214x/src/up_usbmsc.c
index f25486d89..f25486d89 100755..100644
--- a/nuttx/configs/mcu123-lpc214x/src/up_usbmsc.c
+++ b/nuttx/configs/mcu123-lpc214x/src/up_usbmsc.c
diff --git a/nuttx/configs/mcu123-lpc214x/usbserial/ld.script b/nuttx/configs/mcu123-lpc214x/usbserial/ld.script
index 34e22fba6..c73d9bda5 100644
--- a/nuttx/configs/mcu123-lpc214x/usbserial/ld.script
+++ b/nuttx/configs/mcu123-lpc214x/usbserial/ld.script
@@ -1,8 +1,8 @@
 /****************************************************************************
  * configs/mcu123-lpc214x/usbserial/ld.script
  *
- *   Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
- *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *   Copyright (C) 2008-2009, 2012 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
@@ -89,11 +89,11 @@ SECTIONS
 		*(.ARM.extab*)
 	} >sram
 
+	__exidx_start = ABSOLUTE(.);
 	.ARM.exidx : {
-		__exidx_start = ABSOLUTE(.);
 		*(.ARM.exidx*)
-		__exidx_end = ABSOLUTE(.);
 	} >sram
+	__exidx_end = ABSOLUTE(.);
 
 	.bss : {
 		_sbss = ABSOLUTE(.);
diff --git a/nuttx/configs/mcu123-lpc214x/usbstorage/Make.defs b/nuttx/configs/mcu123-lpc214x/usbstorage/Make.defs
index 6f770095d..459b3cb25 100644
--- a/nuttx/configs/mcu123-lpc214x/usbstorage/Make.defs
+++ b/nuttx/configs/mcu123-lpc214x/usbstorage/Make.defs
@@ -1,8 +1,8 @@
 ##############################################################################
 # configs/mcu123-lpc214x/usbstorage/Make.defs
 #
-#   Copyright (C) 2008-2009, 2011 Gregory Nutt. All rights reserved.
-#   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+#   Copyright (C) 2008-2009, 2011-2012 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
diff --git a/nuttx/configs/mcu123-lpc214x/usbstorage/ld.script b/nuttx/configs/mcu123-lpc214x/usbstorage/ld.script
index 54bb21ee6..41404fa6e 100644
--- a/nuttx/configs/mcu123-lpc214x/usbstorage/ld.script
+++ b/nuttx/configs/mcu123-lpc214x/usbstorage/ld.script
@@ -1,8 +1,8 @@
 /****************************************************************************
  * configs/mcu123-lpc214x/usbstorage/ld.script
  *
- *   Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
- *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *   Copyright (C) 2008-2009, 2012 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
@@ -89,11 +89,11 @@ SECTIONS
 		*(.ARM.extab*)
 	} >sram
 
+	__exidx_start = ABSOLUTE(.);
 	.ARM.exidx : {
-		__exidx_start = ABSOLUTE(.);
 		*(.ARM.exidx*)
-		__exidx_end = ABSOLUTE(.);
 	} >sram
+	__exidx_end = ABSOLUTE(.);
 
 	.bss : {
 		_sbss = ABSOLUTE(.);