diff --git a/configs/dk-tm4c129x/README.txt b/configs/dk-tm4c129x/README.txt
index 010e918548..fdaf6be803 100644
--- a/configs/dk-tm4c129x/README.txt
+++ b/configs/dk-tm4c129x/README.txt
@@ -947,3 +947,10 @@ Where <subdir> is one of the following:
        The default units is degrees Fahrenheit, but that is easily
        reconfigured.  See the discussin above in the paragraph entitled
        "Temperature Sensor".
+
+  ipv6:
+  ----
+    This is another version of the NuttShell configuration.  It is very
+    similar to the nsh configuration except that it has IPv6 enabled and
+    IPv4 disabled.  Several network utilities that are not yet available
+    under IPv6 are disabled.
diff --git a/configs/dk-tm4c129x/ipv6/Make.defs b/configs/dk-tm4c129x/ipv6/Make.defs
new file mode 100644
index 0000000000..918bf985f6
--- /dev/null
+++ b/configs/dk-tm4c129x/ipv6/Make.defs
@@ -0,0 +1,110 @@
+############################################################################
+# configs/dk-tm4c129x/ipv6/Make.defs
+#
+#   Copyright (C) 2015 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
+include ${TOPDIR}/tools/Config.mk
+include ${TOPDIR}/arch/arm/src/armv7-m/Toolchain.defs
+
+ifeq ($(WINTOOL),y)
+  # Windows-native toolchains
+  DIRLINK = $(TOPDIR)/tools/copydir.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)/scripts/ld.script}"
+else
+  # Linux/Cygwin-native toolchain
+  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)/scripts/ld.script
+endif
+
+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
+
+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 $(ARCHCCVERSION) | cut -d'.' -f1}
+
+ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
+  ARCHOPTIMIZATION = -g
+endif
+
+ifneq ($(CONFIG_DEBUG_NOOPT),y)
+  ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing -fno-strength-reduce -fomit-frame-pointer
+endif
+
+ARCHCFLAGS = -fno-builtin
+ARCHCXXFLAGS = -fno-builtin -fno-exceptions
+ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow
+ARCHWARNINGSXX = -Wall -Wshadow
+ARCHDEFINES =
+ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
+
+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-pcrel.ld -no-check-sections
+LDNXFLATFLAGS = -e main -s 2048
+
+OBJEXT = .o
+LIBEXT = .a
+EXEEXT =
+
+ifneq ($(CROSSDEV),arm-nuttx-elf-)
+  LDFLAGS += -nostartfiles -nodefaultlibs
+endif
+ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
+  LDFLAGS += -g
+endif
+
+
+HOSTCC = gcc
+HOSTINCLUDES = -I.
+HOSTCFLAGS = -Wall -Wstrict-prototypes -Wshadow -g -pipe
+HOSTLDFLAGS =
+
diff --git a/configs/dk-tm4c129x/ipv6/defconfig b/configs/dk-tm4c129x/ipv6/defconfig
new file mode 100644
index 0000000000..a33a285ac7
--- /dev/null
+++ b/configs/dk-tm4c129x/ipv6/defconfig
@@ -0,0 +1,1156 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# Nuttx/ Configuration
+#
+
+#
+# Build Setup
+#
+# CONFIG_EXPERIMENTAL is not set
+# CONFIG_DEFAULT_SMALL is not set
+# CONFIG_HOST_LINUX is not set
+# CONFIG_HOST_OSX is not set
+CONFIG_HOST_WINDOWS=y
+# CONFIG_HOST_OTHER is not set
+# CONFIG_WINDOWS_NATIVE is not set
+CONFIG_WINDOWS_CYGWIN=y
+# CONFIG_WINDOWS_MSYS is not set
+# CONFIG_WINDOWS_OTHER is not set
+
+#
+# Build Configuration
+#
+# CONFIG_APPS_DIR="../apps"
+CONFIG_BUILD_FLAT=y
+# CONFIG_BUILD_2PASS is not set
+
+#
+# Binary Output Formats
+#
+# CONFIG_RRLOAD_BINARY is not set
+# CONFIG_INTELHEX_BINARY is not set
+# CONFIG_MOTOROLA_SREC is not set
+CONFIG_RAW_BINARY=y
+# CONFIG_UBOOT_UIMAGE is not set
+
+#
+# Customize Header Files
+#
+# CONFIG_ARCH_STDINT_H is not set
+# CONFIG_ARCH_STDBOOL_H is not set
+# CONFIG_ARCH_MATH_H is not set
+# CONFIG_ARCH_FLOAT_H is not set
+# CONFIG_ARCH_STDARG_H is not set
+
+#
+# Debug Options
+#
+# CONFIG_DEBUG is not set
+CONFIG_ARCH_HAVE_STACKCHECK=y
+# CONFIG_ARCH_HAVE_HEAPCHECK is not set
+# CONFIG_DEBUG_SYMBOLS is not set
+CONFIG_ARCH_HAVE_CUSTOMOPT=y
+# CONFIG_DEBUG_NOOPT is not set
+# CONFIG_DEBUG_CUSTOMOPT is not set
+CONFIG_DEBUG_FULLOPT=y
+
+#
+# System Type
+#
+CONFIG_ARCH_ARM=y
+# CONFIG_ARCH_AVR is not set
+# CONFIG_ARCH_HC is not set
+# CONFIG_ARCH_MIPS is not set
+# CONFIG_ARCH_RGMP is not set
+# CONFIG_ARCH_SH is not set
+# CONFIG_ARCH_SIM is not set
+# CONFIG_ARCH_X86 is not set
+# CONFIG_ARCH_Z16 is not set
+# CONFIG_ARCH_Z80 is not set
+CONFIG_ARCH="arm"
+
+#
+# ARM Options
+#
+# CONFIG_ARCH_CHIP_A1X is not set
+# CONFIG_ARCH_CHIP_C5471 is not set
+# CONFIG_ARCH_CHIP_CALYPSO is not set
+# CONFIG_ARCH_CHIP_DM320 is not set
+# CONFIG_ARCH_CHIP_EFM32 is not set
+# CONFIG_ARCH_CHIP_IMX is not set
+# CONFIG_ARCH_CHIP_KINETIS is not set
+# CONFIG_ARCH_CHIP_KL is not set
+# CONFIG_ARCH_CHIP_LM is not set
+CONFIG_ARCH_CHIP_TIVA=y
+# CONFIG_ARCH_CHIP_LPC17XX is not set
+# CONFIG_ARCH_CHIP_LPC214X is not set
+# CONFIG_ARCH_CHIP_LPC2378 is not set
+# CONFIG_ARCH_CHIP_LPC31XX is not set
+# CONFIG_ARCH_CHIP_LPC43XX is not set
+# CONFIG_ARCH_CHIP_NUC1XX is not set
+# CONFIG_ARCH_CHIP_SAMA5 is not set
+# CONFIG_ARCH_CHIP_SAMD is not set
+# CONFIG_ARCH_CHIP_SAM34 is not set
+# CONFIG_ARCH_CHIP_STM32 is not set
+# CONFIG_ARCH_CHIP_STR71X is not set
+# CONFIG_ARCH_ARM7TDMI is not set
+# CONFIG_ARCH_ARM926EJS is not set
+# CONFIG_ARCH_ARM920T is not set
+# CONFIG_ARCH_CORTEXM0 is not set
+# CONFIG_ARCH_CORTEXM3 is not set
+CONFIG_ARCH_CORTEXM4=y
+# CONFIG_ARCH_CORTEXA5 is not set
+# CONFIG_ARCH_CORTEXA8 is not set
+CONFIG_ARCH_FAMILY="armv7-m"
+CONFIG_ARCH_CHIP="tiva"
+# CONFIG_ARMV7M_USEBASEPRI is not set
+CONFIG_ARCH_HAVE_CMNVECTOR=y
+# CONFIG_ARMV7M_CMNVECTOR is not set
+CONFIG_ARCH_HAVE_FPU=y
+# CONFIG_ARCH_FPU is not set
+# CONFIG_ARMV7M_MPU is not set
+
+#
+# ARMV7M Configuration Options
+#
+# CONFIG_ARMV7M_TOOLCHAIN_ATOLLIC is not set
+# CONFIG_ARMV7M_TOOLCHAIN_BUILDROOT is not set
+# CONFIG_ARMV7M_TOOLCHAIN_CODEREDW is not set
+CONFIG_ARMV7M_TOOLCHAIN_CODESOURCERYW=y
+# CONFIG_ARMV7M_TOOLCHAIN_DEVKITARM is not set
+# CONFIG_ARMV7M_TOOLCHAIN_GNU_EABIL is not set
+# CONFIG_ARMV7M_TOOLCHAIN_GNU_EABIW is not set
+# CONFIG_ARMV7M_TOOLCHAIN_RAISONANCE is not set
+# CONFIG_ARMV7M_ITMSYSLOG is not set
+
+#
+# Tiva/Stellaris Configuration Options
+#
+# CONFIG_ARCH_CHIP_TM4C123GH6ZRB is not set
+# CONFIG_ARCH_CHIP_TM4C123GH6PMI is not set
+# CONFIG_ARCH_CHIP_TM4C1294NC is not set
+CONFIG_ARCH_CHIP_TM4C129XNC=y
+# CONFIG_ARCH_CHIP_CC3200 is not set
+CONFIG_ARCH_CHIP_TM4C129=y
+CONFIG_ARCH_CHIP_TM4C=y
+# CONFIG_TIVA_BOARD_EARLYINIT is not set
+
+#
+# Tiva/Stellaris Peripheral Support
+#
+CONFIG_TIVA_I2C=y
+CONFIG_TIVA_HAVE_I2C1=y
+CONFIG_TIVA_HAVE_I2C2=y
+CONFIG_TIVA_HAVE_I2C3=y
+CONFIG_TIVA_HAVE_I2C4=y
+CONFIG_TIVA_HAVE_I2C5=y
+CONFIG_TIVA_HAVE_I2C6=y
+CONFIG_TIVA_HAVE_I2C7=y
+CONFIG_TIVA_HAVE_I2C8=y
+CONFIG_TIVA_HAVE_I2C9=y
+CONFIG_TIVA_HAVE_UART3=y
+CONFIG_TIVA_HAVE_UART4=y
+CONFIG_TIVA_HAVE_UART5=y
+CONFIG_TIVA_HAVE_UART6=y
+CONFIG_TIVA_HAVE_UART7=y
+CONFIG_TIVA_HAVE_SSI0=y
+CONFIG_TIVA_HAVE_SSI1=y
+CONFIG_TIVA_HAVE_SSI2=y
+CONFIG_TIVA_HAVE_SSI3=y
+CONFIG_TIVA_HAVE_ETHERNET=y
+# CONFIG_TIVA_SSI is not set
+# CONFIG_TIVA_TIMER is not set
+CONFIG_TIVA_HAVE_TIMER3=y
+CONFIG_TIVA_HAVE_TIMER4=y
+CONFIG_TIVA_HAVE_TIMER5=y
+CONFIG_TIVA_HAVE_TIMER6=y
+CONFIG_TIVA_HAVE_TIMER7=y
+# CONFIG_TIVA_I2C0 is not set
+# CONFIG_TIVA_I2C1 is not set
+# CONFIG_TIVA_I2C2 is not set
+# CONFIG_TIVA_I2C3 is not set
+# CONFIG_TIVA_I2C4 is not set
+# CONFIG_TIVA_I2C5 is not set
+CONFIG_TIVA_I2C6=y
+# CONFIG_TIVA_I2C7 is not set
+# CONFIG_TIVA_I2C8 is not set
+# CONFIG_TIVA_I2C9 is not set
+CONFIG_TIVA_UART0=y
+# CONFIG_TIVA_UART1 is not set
+# CONFIG_TIVA_UART2 is not set
+# CONFIG_TIVA_UART3 is not set
+# CONFIG_TIVA_UART4 is not set
+# CONFIG_TIVA_UART5 is not set
+# CONFIG_TIVA_UART6 is not set
+# CONFIG_TIVA_UART7 is not set
+# CONFIG_TIVA_SSI0 is not set
+# CONFIG_TIVA_SSI1 is not set
+# CONFIG_TIVA_SSI2 is not set
+# CONFIG_TIVA_SSI3 is not set
+# CONFIG_TIVA_TIMER0 is not set
+# CONFIG_TIVA_TIMER1 is not set
+# CONFIG_TIVA_TIMER2 is not set
+# CONFIG_TIVA_TIMER3 is not set
+# CONFIG_TIVA_TIMER4 is not set
+# CONFIG_TIVA_TIMER5 is not set
+# CONFIG_TIVA_TIMER6 is not set
+# CONFIG_TIVA_TIMER7 is not set
+CONFIG_TIVA_ETHERNET=y
+# CONFIG_TIVA_FLASH is not set
+
+#
+# Enable GPIO Interrupts
+#
+CONFIG_TIVA_GPIO_IRQS=y
+# CONFIG_TIVA_HAVE_GPIOA_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOB_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOC_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOD_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOE_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOF_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOG_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOH_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOJ_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOK_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOL_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOM_IRQS is not set
+# CONFIG_TIVA_HAVE_GPION_IRQS is not set
+CONFIG_TIVA_HAVE_GPIOP_IRQS=y
+CONFIG_TIVA_HAVE_GPIOQ_IRQS=y
+# CONFIG_TIVA_HAVE_GPIOR_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOS_IRQS is not set
+# CONFIG_TIVA_HAVE_GPIOT_IRQS is not set
+CONFIG_TIVA_GPIOP_IRQS=y
+# CONFIG_TIVA_GPIOQ_IRQS is not set
+
+#
+# I2C Configuration
+#
+# CONFIG_TIVA_I2C_DYNTIMEO is not set
+CONFIG_TIVA_I2C_TIMEOSEC=0
+CONFIG_TIVA_I2C_TIMEOMS=500
+CONFIG_TIVA_I2C_TIMEOTICKS=500
+
+#
+# Tiva Ethernet Configuration
+#
+CONFIG_TIVA_PHY_INTERNAL=y
+# CONFIG_TIVA_PHY_MII is not set
+# CONFIG_TIVA_PHY_RMII is not set
+CONFIG_TIVA_AUTONEG=y
+CONFIG_TIVA_PHY_INTERRUPTS=y
+CONFIG_TIVA_EMAC_NRXDESC=8
+CONFIG_TIVA_EMAC_NTXDESC=4
+# CONFIG_TIVA_EMAC_ENHANCEDDESC is not set
+CONFIG_TIVA_BOARDMAC=y
+# CONFIG_NET_MULTICAST is not set
+
+#
+# Architecture Options
+#
+# CONFIG_ARCH_NOINTC is not set
+# CONFIG_ARCH_VECNOTIRQ is not set
+# CONFIG_ARCH_DMA is not set
+CONFIG_ARCH_HAVE_IRQPRIO=y
+# CONFIG_ARCH_L2CACHE is not set
+# CONFIG_ARCH_HAVE_COHERENT_DCACHE is not set
+# CONFIG_ARCH_HAVE_ADDRENV is not set
+# CONFIG_ARCH_NEED_ADDRENV_MAPPING is not set
+CONFIG_ARCH_HAVE_VFORK=y
+# CONFIG_ARCH_HAVE_MMU is not set
+CONFIG_ARCH_HAVE_MPU=y
+# CONFIG_ARCH_NAND_HWECC is not set
+# CONFIG_ARCH_HAVE_EXTCLK is not set
+# CONFIG_ARCH_USE_MPU is not set
+# CONFIG_ARCH_IRQPRIO is not set
+CONFIG_ARCH_STACKDUMP=y
+# CONFIG_ENDIAN_BIG is not set
+# CONFIG_ARCH_IDLE_CUSTOM is not set
+# CONFIG_ARCH_HAVE_RAMFUNCS is not set
+CONFIG_ARCH_HAVE_RAMVECTORS=y
+# CONFIG_ARCH_RAMVECTORS is not set
+
+#
+# Board Settings
+#
+CONFIG_BOARD_LOOPSPERMSEC=11401
+# CONFIG_ARCH_CALIBRATION is not set
+
+#
+# Interrupt options
+#
+CONFIG_ARCH_HAVE_INTERRUPTSTACK=y
+CONFIG_ARCH_INTERRUPTSTACK=0
+CONFIG_ARCH_HAVE_HIPRI_INTERRUPT=y
+# CONFIG_ARCH_HIPRI_INTERRUPT is not set
+
+#
+# Boot options
+#
+# CONFIG_BOOT_RUNFROMEXTSRAM is not set
+CONFIG_BOOT_RUNFROMFLASH=y
+# CONFIG_BOOT_RUNFROMISRAM is not set
+# CONFIG_BOOT_RUNFROMSDRAM is not set
+# CONFIG_BOOT_COPYTORAM is not set
+
+#
+# Boot Memory Configuration
+#
+CONFIG_RAM_START=0x20000000
+CONFIG_RAM_SIZE=262144
+# CONFIG_ARCH_HAVE_SDRAM is not set
+
+#
+# Board Selection
+#
+CONFIG_ARCH_BOARD_DK_TM4C129X=y
+# CONFIG_ARCH_BOARD_CUSTOM is not set
+CONFIG_ARCH_BOARD="dk-tm4c129x"
+
+#
+# Common Board Options
+#
+CONFIG_ARCH_HAVE_LEDS=y
+CONFIG_ARCH_LEDS=y
+CONFIG_ARCH_HAVE_BUTTONS=y
+CONFIG_ARCH_BUTTONS=y
+CONFIG_ARCH_HAVE_IRQBUTTONS=y
+CONFIG_ARCH_IRQBUTTONS=y
+CONFIG_NSH_MMCSDMINOR=0
+
+#
+# Board-Specific Options
+#
+
+#
+# RTOS Features
+#
+CONFIG_DISABLE_OS_API=y
+# CONFIG_DISABLE_POSIX_TIMERS is not set
+# CONFIG_DISABLE_PTHREAD is not set
+# CONFIG_DISABLE_SIGNALS is not set
+# CONFIG_DISABLE_MQUEUE is not set
+# CONFIG_DISABLE_ENVIRON is not set
+
+#
+# Clocks and Timers
+#
+CONFIG_USEC_PER_TICK=10000
+# CONFIG_SYSTEM_TIME64 is not set
+# CONFIG_CLOCK_MONOTONIC is not set
+# CONFIG_JULIAN_TIME is not set
+CONFIG_START_YEAR=2013
+CONFIG_START_MONTH=3
+CONFIG_START_DAY=24
+CONFIG_MAX_WDOGPARMS=2
+CONFIG_PREALLOC_WDOGS=4
+CONFIG_WDOG_INTRESERVE=0
+CONFIG_PREALLOC_TIMERS=4
+
+#
+# Tasks and Scheduling
+#
+# CONFIG_INIT_NONE is not set
+CONFIG_INIT_ENTRYPOINT=y
+# CONFIG_INIT_FILEPATH is not set
+CONFIG_USER_ENTRYPOINT="nsh_main"
+CONFIG_RR_INTERVAL=200
+CONFIG_TASK_NAME_SIZE=31
+CONFIG_MAX_TASKS=16
+# CONFIG_SCHED_HAVE_PARENT is not set
+CONFIG_SCHED_WAITPID=y
+
+#
+# Pthread Options
+#
+# CONFIG_MUTEX_TYPES is not set
+CONFIG_NPTHREAD_KEYS=4
+
+#
+# Performance Monitoring
+#
+# CONFIG_SCHED_CPULOAD is not set
+# CONFIG_SCHED_INSTRUMENTATION is not set
+
+#
+# Files and I/O
+#
+CONFIG_DEV_CONSOLE=y
+# CONFIG_FDCLONE_DISABLE is not set
+# CONFIG_FDCLONE_STDIO is not set
+# CONFIG_SDCLONE_DISABLE is not set
+CONFIG_NFILE_DESCRIPTORS=8
+CONFIG_NFILE_STREAMS=8
+CONFIG_NAME_MAX=32
+# CONFIG_PRIORITY_INHERITANCE is not set
+
+#
+# RTOS hooks
+#
+# CONFIG_BOARD_INITIALIZE is not set
+# CONFIG_SCHED_STARTHOOK is not set
+# CONFIG_SCHED_ATEXIT is not set
+# CONFIG_SCHED_ONEXIT is not set
+
+#
+# Signal Numbers
+#
+CONFIG_SIG_SIGUSR1=1
+CONFIG_SIG_SIGUSR2=2
+CONFIG_SIG_SIGALARM=3
+CONFIG_SIG_SIGCONDTIMEDOUT=16
+CONFIG_SIG_SIGWORK=17
+
+#
+# POSIX Message Queue Options
+#
+CONFIG_PREALLOC_MQ_MSGS=4
+CONFIG_MQ_MAXMSGSIZE=32
+
+#
+# Work Queue Support
+#
+CONFIG_SCHED_WORKQUEUE=y
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
+# CONFIG_SCHED_LPWORK is not set
+
+#
+# Stack and heap information
+#
+CONFIG_IDLETHREAD_STACKSIZE=1024
+CONFIG_USERMAIN_STACKSIZE=2048
+CONFIG_PTHREAD_STACK_MIN=256
+CONFIG_PTHREAD_STACK_DEFAULT=2048
+# CONFIG_LIB_SYSCALL is not set
+
+#
+# Device Drivers
+#
+CONFIG_DISABLE_POLL=y
+CONFIG_DEV_NULL=y
+# CONFIG_DEV_ZERO is not set
+# CONFIG_LOOP is not set
+
+#
+# Buffering
+#
+# CONFIG_DRVR_WRITEBUFFER is not set
+# CONFIG_DRVR_READAHEAD is not set
+# CONFIG_RAMDISK is not set
+# CONFIG_CAN is not set
+# CONFIG_ARCH_HAVE_PWM_PULSECOUNT is not set
+# CONFIG_PWM is not set
+# CONFIG_ARCH_HAVE_I2CRESET is not set
+CONFIG_I2C=y
+# CONFIG_I2C_SLAVE is not set
+CONFIG_I2C_TRANSFER=y
+CONFIG_I2C_WRITEREAD=y
+# CONFIG_I2C_POLLED is not set
+# CONFIG_I2C_TRACE is not set
+# CONFIG_SPI is not set
+# CONFIG_I2S is not set
+# CONFIG_RTC is not set
+# CONFIG_WATCHDOG is not set
+# CONFIG_TIMER is not set
+# CONFIG_ANALOG is not set
+# CONFIG_AUDIO_DEVICES is not set
+# CONFIG_VIDEO_DEVICES is not set
+# CONFIG_BCH is not set
+# CONFIG_INPUT is not set
+# CONFIG_LCD is not set
+# CONFIG_MMCSD is not set
+# CONFIG_MTD is not set
+# CONFIG_EEPROM is not set
+CONFIG_NETDEVICES=y
+
+#
+# General Ethernet MAC Driver Options
+#
+# CONFIG_NETDEV_MULTINIC is not set
+
+#
+# External Ethernet MAC Device Support
+#
+# CONFIG_NET_DM90x0 is not set
+# CONFIG_ENC28J60 is not set
+# CONFIG_ENCX24J600 is not set
+# CONFIG_NET_E1000 is not set
+# CONFIG_NET_SLIP is not set
+# CONFIG_NET_VNET is not set
+CONFIG_ARCH_PHY_INTERRUPT=y
+# CONFIG_PIPES is not set
+# CONFIG_PM is not set
+# CONFIG_POWER is not set
+CONFIG_SENSORS=y
+# CONFIG_LIS331DL is not set
+# CONFIG_SENSORS_ADXL345 is not set
+CONFIG_I2C_LM75=y
+CONFIG_LM75=y
+# CONFIG_QENCODER is not set
+# CONFIG_SERCOMM_CONSOLE is not set
+CONFIG_SERIAL=y
+# CONFIG_DEV_LOWCONSOLE is not set
+# CONFIG_16550_UART is not set
+# CONFIG_ARCH_HAVE_UART is not set
+CONFIG_ARCH_HAVE_UART0=y
+# CONFIG_ARCH_HAVE_UART1 is not set
+# CONFIG_ARCH_HAVE_UART2 is not set
+# CONFIG_ARCH_HAVE_UART3 is not set
+# CONFIG_ARCH_HAVE_UART4 is not set
+# CONFIG_ARCH_HAVE_UART5 is not set
+# CONFIG_ARCH_HAVE_UART6 is not set
+# CONFIG_ARCH_HAVE_UART7 is not set
+# CONFIG_ARCH_HAVE_UART8 is not set
+# CONFIG_ARCH_HAVE_SCI0 is not set
+# CONFIG_ARCH_HAVE_SCI1 is not set
+# CONFIG_ARCH_HAVE_USART0 is not set
+# CONFIG_ARCH_HAVE_USART1 is not set
+# CONFIG_ARCH_HAVE_USART2 is not set
+# CONFIG_ARCH_HAVE_USART3 is not set
+# CONFIG_ARCH_HAVE_USART4 is not set
+# CONFIG_ARCH_HAVE_USART5 is not set
+# CONFIG_ARCH_HAVE_USART6 is not set
+# CONFIG_ARCH_HAVE_USART7 is not set
+# CONFIG_ARCH_HAVE_USART8 is not set
+# CONFIG_ARCH_HAVE_OTHER_UART is not set
+
+#
+# USART Configuration
+#
+CONFIG_MCU_SERIAL=y
+CONFIG_STANDARD_SERIAL=y
+# CONFIG_SERIAL_IFLOWCONTROL is not set
+# CONFIG_SERIAL_OFLOWCONTROL is not set
+# CONFIG_ARCH_HAVE_SERIAL_TERMIOS is not set
+CONFIG_UART0_SERIAL_CONSOLE=y
+# CONFIG_OTHER_SERIAL_CONSOLE is not set
+# CONFIG_NO_SERIAL_CONSOLE is not set
+
+#
+# UART0 Configuration
+#
+CONFIG_UART0_RXBUFSIZE=256
+CONFIG_UART0_TXBUFSIZE=256
+CONFIG_UART0_BAUD=115200
+CONFIG_UART0_BITS=8
+CONFIG_UART0_PARITY=0
+CONFIG_UART0_2STOP=0
+# CONFIG_UART0_IFLOWCONTROL is not set
+# CONFIG_UART0_OFLOWCONTROL is not set
+# CONFIG_USBDEV is not set
+# CONFIG_USBHOST is not set
+# CONFIG_WIRELESS is not set
+
+#
+# System Logging Device Options
+#
+
+#
+# System Logging
+#
+# CONFIG_RAMLOG is not set
+
+#
+# Networking Support
+#
+CONFIG_ARCH_HAVE_NET=y
+# CONFIG_ARCH_HAVE_PHY is not set
+CONFIG_NET=y
+CONFIG_NET_NOINTS=y
+# CONFIG_NET_PROMISCUOUS is not set
+
+#
+# Driver buffer configuration
+#
+CONFIG_NET_MULTIBUFFER=y
+CONFIG_NET_ETH_MTU=590
+CONFIG_NET_ETH_TCP_RECVWNDO=536
+CONFIG_NET_GUARDSIZE=2
+
+#
+# Data link support
+#
+# CONFIG_NET_MULTILINK is not set
+CONFIG_NET_ETHERNET=y
+
+#
+# Network Device Operations
+#
+CONFIG_NETDEV_PHY_IOCTL=y
+
+#
+# Internet Protocol Selection
+#
+# CONFIG_NET_IPv4 is not set
+CONFIG_NET_IPv6=y
+CONFIG_NET_IPv6_NCONF_ENTRIES=8
+
+#
+# Socket Support
+#
+CONFIG_NSOCKET_DESCRIPTORS=8
+CONFIG_NET_NACTIVESOCKETS=16
+CONFIG_NET_SOCKOPTS=y
+CONFIG_NET_SOLINGER=y
+
+#
+# Raw Socket Support
+#
+# CONFIG_NET_PKT is not set
+
+#
+# TCP/IP Networking
+#
+CONFIG_NET_TCP=y
+# CONFIG_NET_TCPURGDATA is not set
+CONFIG_NET_TCP_CONNS=8
+CONFIG_NET_MAX_LISTENPORTS=20
+CONFIG_NET_TCP_READAHEAD=y
+CONFIG_NET_TCP_WRITE_BUFFERS=y
+CONFIG_NET_TCP_NWRBCHAINS=8
+CONFIG_NET_TCP_RECVDELAY=0
+CONFIG_NET_TCPBACKLOG=y
+# CONFIG_NET_SENDFILE is not set
+
+#
+# UDP Networking
+#
+CONFIG_NET_UDP=y
+CONFIG_NET_UDP_CHECKSUMS=y
+CONFIG_NET_UDP_CONNS=8
+CONFIG_NET_BROADCAST=y
+# CONFIG_NET_RXAVAIL is not set
+
+#
+# ICMPv6 Networking Support
+#
+CONFIG_NET_ICMPv6=y
+CONFIG_NET_ICMPv6_PING=y
+
+#
+# IGMPv2 Client Support
+#
+# CONFIG_NET_IGMP is not set
+
+#
+# ARP Configuration
+#
+
+#
+# Network I/O Buffer Support
+#
+CONFIG_NET_IOB=y
+CONFIG_IOB_NBUFFERS=36
+CONFIG_IOB_BUFSIZE=196
+CONFIG_IOB_NCHAINS=8
+CONFIG_IOB_THROTTLE=8
+# CONFIG_NET_ARCH_INCR32 is not set
+# CONFIG_NET_ARCH_CHKSUM is not set
+CONFIG_NET_STATISTICS=y
+
+#
+# Routing Table Configuration
+#
+# CONFIG_NET_ROUTE is not set
+
+#
+# Crypto API
+#
+# CONFIG_CRYPTO is not set
+
+#
+# File Systems
+#
+
+#
+# File system configuration
+#
+# CONFIG_DISABLE_MOUNTPOINT is not set
+# CONFIG_FS_AUTOMOUNTER is not set
+# CONFIG_DISABLE_PSEUDOFS_OPERATIONS is not set
+# CONFIG_FS_READABLE is not set
+# CONFIG_FS_WRITABLE is not set
+# CONFIG_FS_NAMED_SEMAPHORES is not set
+CONFIG_FS_MQUEUE_MPATH="/var/mqueue"
+# CONFIG_FS_RAMMAP is not set
+# CONFIG_FS_FAT is not set
+# CONFIG_NFS is not set
+# CONFIG_FS_NXFFS is not set
+# CONFIG_FS_ROMFS is not set
+# CONFIG_FS_SMARTFS is not set
+# CONFIG_FS_BINFS is not set
+# CONFIG_FS_PROCFS is not set
+
+#
+# System Logging
+#
+# CONFIG_SYSLOG is not set
+# CONFIG_SYSLOG_TIMESTAMP is not set
+
+#
+# Graphics Support
+#
+# CONFIG_NX is not set
+
+#
+# Memory Management
+#
+# CONFIG_MM_SMALL is not set
+CONFIG_MM_REGIONS=1
+# CONFIG_ARCH_HAVE_HEAP2 is not set
+# CONFIG_GRAN is not set
+
+#
+# Audio Support
+#
+# CONFIG_AUDIO is not set
+
+#
+# Binary Loader
+#
+# CONFIG_BINFMT_DISABLE is not set
+# CONFIG_BINFMT_EXEPATH is not set
+# CONFIG_NXFLAT is not set
+# CONFIG_ELF is not set
+CONFIG_BUILTIN=y
+# CONFIG_PIC is not set
+# CONFIG_SYMTAB_ORDEREDBYNAME is not set
+
+#
+# Library Routines
+#
+
+#
+# Standard C Library Options
+#
+CONFIG_STDIO_BUFFER_SIZE=64
+CONFIG_STDIO_LINEBUFFER=y
+CONFIG_NUNGET_CHARS=2
+CONFIG_LIB_HOMEDIR="/"
+CONFIG_LIBM=y
+# CONFIG_NOPRINTF_FIELDWIDTH is not set
+CONFIG_LIBC_FLOATINGPOINT=y
+# CONFIG_LIBC_IOCTL_VARIADIC is not set
+CONFIG_LIB_RAND_ORDER=1
+# CONFIG_EOL_IS_CR is not set
+# CONFIG_EOL_IS_LF is not set
+# CONFIG_EOL_IS_BOTH_CRLF is not set
+CONFIG_EOL_IS_EITHER_CRLF=y
+# CONFIG_LIBC_EXECFUNCS is not set
+CONFIG_POSIX_SPAWN_PROXY_STACKSIZE=1024
+CONFIG_TASK_SPAWN_DEFAULT_STACKSIZE=2048
+# CONFIG_LIBC_STRERROR is not set
+# CONFIG_LIBC_PERROR_STDOUT is not set
+CONFIG_ARCH_LOWPUTC=y
+# CONFIG_LIBC_LOCALTIME is not set
+CONFIG_LIB_SENDFILE_BUFSIZE=512
+# CONFIG_ARCH_ROMGETC is not set
+# CONFIG_ARCH_OPTIMIZED_FUNCTIONS is not set
+
+#
+# Non-standard Library Support
+#
+# CONFIG_LIB_KBDCODEC is not set
+# CONFIG_LIB_SLCDCODEC is not set
+
+#
+# Basic CXX Support
+#
+# CONFIG_C99_BOOL8 is not set
+# CONFIG_HAVE_CXX is not set
+
+#
+# Application Configuration
+#
+
+#
+# Built-In Applications
+#
+CONFIG_BUILTIN_PROXY_STACKSIZE=1024
+
+#
+# Examples
+#
+# CONFIG_EXAMPLES_BUTTONS is not set
+# CONFIG_EXAMPLES_CAN is not set
+# CONFIG_EXAMPLES_CONFIGDATA is not set
+# CONFIG_EXAMPLES_CPUHOG is not set
+# CONFIG_EXAMPLES_DHCPD is not set
+# CONFIG_EXAMPLES_ELF is not set
+# CONFIG_EXAMPLES_FTPC is not set
+# CONFIG_EXAMPLES_FTPD is not set
+# CONFIG_EXAMPLES_HELLO is not set
+# CONFIG_EXAMPLES_HELLOXX is not set
+# CONFIG_EXAMPLES_JSON is not set
+# CONFIG_EXAMPLES_HIDKBD is not set
+# CONFIG_EXAMPLES_KEYPADTEST is not set
+# CONFIG_EXAMPLES_IGMP is not set
+# CONFIG_EXAMPLES_MM is not set
+# CONFIG_EXAMPLES_MODBUS is not set
+# CONFIG_EXAMPLES_MOUNT is not set
+# CONFIG_EXAMPLES_NETTEST is not set
+# CONFIG_EXAMPLES_NRF24L01TERM is not set
+CONFIG_EXAMPLES_NSH=y
+# CONFIG_EXAMPLES_NULL is not set
+# CONFIG_EXAMPLES_NX is not set
+# CONFIG_EXAMPLES_NXTERM is not set
+# CONFIG_EXAMPLES_NXFFS is not set
+# CONFIG_EXAMPLES_NXFLAT is not set
+# CONFIG_EXAMPLES_NXHELLO is not set
+# CONFIG_EXAMPLES_NXIMAGE is not set
+# CONFIG_EXAMPLES_NXLINES is not set
+# CONFIG_EXAMPLES_NXTEXT is not set
+# CONFIG_EXAMPLES_OSTEST is not set
+# CONFIG_EXAMPLES_PIPE is not set
+# CONFIG_EXAMPLES_POSIXSPAWN is not set
+# CONFIG_EXAMPLES_QENCODER is not set
+# CONFIG_EXAMPLES_RGMP is not set
+# CONFIG_EXAMPLES_ROMFS is not set
+# CONFIG_EXAMPLES_SENDMAIL is not set
+# CONFIG_EXAMPLES_SERIALBLASTER is not set
+# CONFIG_EXAMPLES_SERIALRX is not set
+# CONFIG_EXAMPLES_SERLOOP is not set
+# CONFIG_EXAMPLES_SLCD is not set
+# CONFIG_EXAMPLES_SMART_TEST is not set
+# CONFIG_EXAMPLES_SMART is not set
+# CONFIG_EXAMPLES_TCPECHO is not set
+# CONFIG_EXAMPLES_TELNETD is not set
+# CONFIG_EXAMPLES_THTTPD is not set
+# CONFIG_EXAMPLES_TIFF is not set
+# CONFIG_EXAMPLES_TOUCHSCREEN is not set
+# CONFIG_EXAMPLES_UDP is not set
+# CONFIG_EXAMPLES_DISCOVER is not set
+# CONFIG_EXAMPLES_WEBSERVER is not set
+# CONFIG_EXAMPLES_USBSERIAL is not set
+# CONFIG_EXAMPLES_USBTERM is not set
+# CONFIG_EXAMPLES_WATCHDOG is not set
+
+#
+# Graphics Support
+#
+# CONFIG_TIFF is not set
+# CONFIG_GRAPHICS_TRAVELER is not set
+
+#
+# Interpreters
+#
+# CONFIG_INTERPRETERS_FICL is not set
+# CONFIG_INTERPRETERS_PCODE is not set
+# CONFIG_INTERPRETERS_MICROPYTHON is not set
+
+#
+# Network Utilities
+#
+
+#
+# Networking Utilities
+#
+# CONFIG_NETUTILS_CODECS is not set
+# CONFIG_NETUTILS_DHCPC is not set
+# CONFIG_NETUTILS_DHCPD is not set
+# CONFIG_NETUTILS_FTPC is not set
+# CONFIG_NETUTILS_FTPD is not set
+# CONFIG_NETUTILS_JSON is not set
+# CONFIG_NETUTILS_DNSCLIENT is not set
+# CONFIG_NETUTILS_SMTP is not set
+# CONFIG_NETUTILS_TELNETD is not set
+# CONFIG_NETUTILS_TFTPC is not set
+# CONFIG_NETUTILS_THTTPD is not set
+CONFIG_NETUTILS_NETLIB=y
+# CONFIG_NETUTILS_WEBCLIENT is not set
+# CONFIG_NETUTILS_WEBSERVER is not set
+# CONFIG_NETUTILS_NTPCLIENT is not set
+# CONFIG_NETUTILS_DISCOVER is not set
+# CONFIG_NETUTILS_XMLRPC is not set
+
+#
+# FreeModBus
+#
+# CONFIG_MODBUS is not set
+
+#
+# NSH Library
+#
+CONFIG_NSH_LIBRARY=y
+
+#
+# Command Line Configuration
+#
+CONFIG_NSH_READLINE=y
+# CONFIG_NSH_CLE is not set
+CONFIG_NSH_LINELEN=64
+# CONFIG_NSH_DISABLE_SEMICOLON is not set
+CONFIG_NSH_CMDPARMS=y
+CONFIG_NSH_MAXARGUMENTS=6
+CONFIG_NSH_ARGCAT=y
+CONFIG_NSH_NESTDEPTH=3
+# CONFIG_NSH_DISABLEBG is not set
+CONFIG_NSH_BUILTIN_APPS=y
+
+#
+# Disable Individual commands
+#
+# CONFIG_NSH_DISABLE_ADDROUTE is not set
+# CONFIG_NSH_DISABLE_CAT is not set
+# CONFIG_NSH_DISABLE_CD is not set
+# CONFIG_NSH_DISABLE_CP is not set
+# CONFIG_NSH_DISABLE_CMP is not set
+# CONFIG_NSH_DISABLE_DD is not set
+# CONFIG_NSH_DISABLE_DF is not set
+# CONFIG_NSH_DISABLE_DELROUTE is not set
+# CONFIG_NSH_DISABLE_ECHO is not set
+# CONFIG_NSH_DISABLE_EXEC is not set
+# CONFIG_NSH_DISABLE_EXIT is not set
+# CONFIG_NSH_DISABLE_FREE is not set
+# CONFIG_NSH_DISABLE_GET is not set
+# CONFIG_NSH_DISABLE_HELP is not set
+# CONFIG_NSH_DISABLE_HEXDUMP is not set
+# CONFIG_NSH_DISABLE_IFCONFIG is not set
+# CONFIG_NSH_DISABLE_KILL is not set
+# CONFIG_NSH_DISABLE_LOSETUP is not set
+# CONFIG_NSH_DISABLE_LS is not set
+# CONFIG_NSH_DISABLE_MB is not set
+# CONFIG_NSH_DISABLE_MKDIR is not set
+# CONFIG_NSH_DISABLE_MKFIFO is not set
+# CONFIG_NSH_DISABLE_MKRD is not set
+# CONFIG_NSH_DISABLE_MH is not set
+# CONFIG_NSH_DISABLE_MOUNT is not set
+# CONFIG_NSH_DISABLE_MW is not set
+# CONFIG_NSH_DISABLE_PS is not set
+# CONFIG_NSH_DISABLE_PUT is not set
+# CONFIG_NSH_DISABLE_PWD is not set
+# CONFIG_NSH_DISABLE_RM is not set
+# CONFIG_NSH_DISABLE_RMDIR is not set
+# CONFIG_NSH_DISABLE_SET is not set
+# CONFIG_NSH_DISABLE_SH is not set
+# CONFIG_NSH_DISABLE_SLEEP is not set
+# CONFIG_NSH_DISABLE_TEST is not set
+# CONFIG_NSH_DISABLE_UMOUNT is not set
+# CONFIG_NSH_DISABLE_UNSET is not set
+# CONFIG_NSH_DISABLE_USLEEP is not set
+# CONFIG_NSH_DISABLE_WGET is not set
+# CONFIG_NSH_DISABLE_XD is not set
+
+#
+# Configure Command Options
+#
+CONFIG_NSH_CMDOPT_DF_H=y
+CONFIG_NSH_CODECS_BUFSIZE=128
+CONFIG_NSH_CMDOPT_HEXDUMP=y
+CONFIG_NSH_FILEIOSIZE=512
+
+#
+# Scripting Support
+#
+# CONFIG_NSH_DISABLESCRIPT is not set
+# CONFIG_NSH_DISABLE_ITEF is not set
+# CONFIG_NSH_DISABLE_LOOPS is not set
+
+#
+# Console Configuration
+#
+CONFIG_NSH_CONSOLE=y
+# CONFIG_NSH_ALTCONDEV is not set
+CONFIG_NSH_ARCHINIT=y
+
+#
+# Networking Configuration
+#
+CONFIG_NSH_NETINIT_THREAD=y
+CONFIG_NSH_NETINIT_MONITOR=y
+CONFIG_NSH_NETINIT_SIGNO=18
+CONFIG_NSH_NETINIT_RETRYMSEC=2000
+CONFIG_NSH_NETINIT_THREAD_STACKSIZE=1568
+CONFIG_NSH_NETINIT_THREAD_PRIORITY=100
+
+#
+# IP Address Configuration
+#
+
+#
+# Target IPv6 address
+#
+CONFIG_NSH_IPv6ADDR_1=0xfc00
+CONFIG_NSH_IPv6ADDR_2=0x0000
+CONFIG_NSH_IPv6ADDR_3=0x0000
+CONFIG_NSH_IPv6ADDR_4=0x0000
+CONFIG_NSH_IPv6ADDR_5=0x0000
+CONFIG_NSH_IPv6ADDR_6=0x0000
+CONFIG_NSH_IPv6ADDR_7=0x0000
+CONFIG_NSH_IPv6ADDR_8=0x0002
+
+#
+# Router IPv6 address
+#
+CONFIG_NSH_DRIPv6ADDR_1=0xfc00
+CONFIG_NSH_DRIPv6ADDR_2=0x0000
+CONFIG_NSH_DRIPv6ADDR_3=0x0000
+CONFIG_NSH_DRIPv6ADDR_4=0x0000
+CONFIG_NSH_DRIPv6ADDR_5=0x0000
+CONFIG_NSH_DRIPv6ADDR_6=0x0000
+CONFIG_NSH_DRIPv6ADDR_7=0x0000
+CONFIG_NSH_DRIPv6ADDR_8=0x0001
+
+#
+# IPv6 Network mask
+#
+CONFIG_NSH_IPv6NETMASK_1=0xffff
+CONFIG_NSH_IPv6NETMASK_2=0xffff
+CONFIG_NSH_IPv6NETMASK_3=0xffff
+CONFIG_NSH_IPv6NETMASK_4=0x0000
+CONFIG_NSH_IPv6NETMASK_5=0xffff
+CONFIG_NSH_IPv6NETMASK_6=0xffff
+CONFIG_NSH_IPv6NETMASK_7=0xffff
+CONFIG_NSH_IPv6NETMASK_8=0xff80
+# CONFIG_NSH_NOMAC is not set
+CONFIG_NSH_MAX_ROUNDTRIP=20
+
+#
+# NxWidgets/NxWM
+#
+
+#
+# Platform-specific Support
+#
+# CONFIG_PLATFORM_CONFIGDATA is not set
+
+#
+# System Libraries and NSH Add-Ons
+#
+
+#
+# Custom Free Memory Command
+#
+# CONFIG_SYSTEM_FREE is not set
+
+#
+# EMACS-like Command Line Editor
+#
+# CONFIG_SYSTEM_CLE is not set
+
+#
+# CU Minimal Terminal
+#
+# CONFIG_SYSTEM_CUTERM is not set
+
+#
+# FLASH Program Installation
+#
+# CONFIG_SYSTEM_INSTALL is not set
+
+#
+# FLASH Erase-all Command
+#
+
+#
+# Intel HEX to binary conversion
+#
+# CONFIG_SYSTEM_HEX2BIN is not set
+
+#
+# I2C tool
+#
+CONFIG_SYSTEM_I2CTOOL=y
+CONFIG_I2CTOOL_MINBUS=6
+CONFIG_I2CTOOL_MAXBUS=6
+CONFIG_I2CTOOL_MINADDR=0x03
+CONFIG_I2CTOOL_MAXADDR=0x77
+CONFIG_I2CTOOL_MAXREGADDR=0xff
+CONFIG_I2CTOOL_DEFFREQ=400000
+
+#
+# INI File Parser
+#
+# CONFIG_SYSTEM_INIFILE is not set
+
+#
+# NxPlayer media player library / command Line
+#
+
+#
+# RAM test
+#
+# CONFIG_SYSTEM_RAMTEST is not set
+
+#
+# readline()
+#
+CONFIG_SYSTEM_READLINE=y
+CONFIG_READLINE_ECHO=y
+
+#
+# P-Code Support
+#
+
+#
+# PHY Tool
+#
+# CONFIG_SYSTEM_MDIO is not set
+
+#
+# Power Off
+#
+# CONFIG_SYSTEM_POWEROFF is not set
+
+#
+# RAMTRON
+#
+# CONFIG_SYSTEM_RAMTRON is not set
+
+#
+# SD Card
+#
+# CONFIG_SYSTEM_SDCARD is not set
+
+#
+# Sudoku
+#
+# CONFIG_SYSTEM_SUDOKU is not set
+
+#
+# Sysinfo
+#
+# CONFIG_SYSTEM_SYSINFO is not set
+
+#
+# Temperature
+#
+CONFIG_SYSTEM_LM75=y
+CONFIG_SYSTEM_LM75_DEVNAME="/dev/temp"
+CONFIG_SYSTEM_LM75_FAHRENHEIT=y
+# CONFIG_SYSTEM_LM75_CENTIGRADE is not set
+CONFIG_SYSTEM_LM75_STACKSIZE=1024
+CONFIG_SYSTEM_LM75_PRIORITY=100
+
+#
+# VI Work-Alike Editor
+#
+# CONFIG_SYSTEM_VI is not set
+
+#
+# Stack Monitor
+#
+
+#
+# USB CDC/ACM Device Commands
+#
+
+#
+# USB Composite Device Commands
+#
+
+#
+# USB Mass Storage Device Commands
+#
+
+#
+# USB Monitor
+#
+
+#
+# Zmodem Commands
+#
+# CONFIG_SYSTEM_ZMODEM is not set
diff --git a/configs/dk-tm4c129x/ipv6/setenv.sh b/configs/dk-tm4c129x/ipv6/setenv.sh
new file mode 100755
index 0000000000..ff33ae9437
--- /dev/null
+++ b/configs/dk-tm4c129x/ipv6/setenv.sh
@@ -0,0 +1,75 @@
+#!/bin/bash
+# configs/dk-tm4c129x/ipv6/setenv.sh
+#
+#   Copyright (C) 2015 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="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin"
+#export TOOLCHAIN_BIN="/cygdrive/c/Users/MyName/MentorGraphics/Sourcery_CodeBench_Lite_for_ARM_EABI/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+# export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The dk-tm4c129x/tools directory
+export TOOL_DIR="${WD}/configs/dk-tm4c129x/tools"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${TOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+echo "PATH : ${PATH}"