Merged in upstream, took upstream UART driver without changes, needs re-evaluation (minor diffs to local version)

14 files changed, 464 insertions, 1113 deletions

diff --git a/nuttx/configs/sam3u-ek/README.txt b/nuttx/configs/sam3u-ek/README.txt
index fbda5d92c..6cb173e92 100644
--- a/nuttx/configs/sam3u-ek/README.txt
+++ b/nuttx/configs/sam3u-ek/README.txt
@@ -1,8 +1,8 @@
 README
 ^^^^^^
 
-This README discusses issues unique to NuttX configurations for the
-Atmel SAM3U-EK development board.
+This README discusses issues unique to NuttX configurations for the Atmel
+SAM3U-EK development board featuring the ATAM3U
 
 Contents
 ^^^^^^^^
@@ -91,7 +91,7 @@ IDEs
   NuttX is built using command-line make.  It can be used with an IDE, but some
   effort will be required to create the project (There is a simple RIDE project
   in the RIDE subdirectory).
-  
+
   Makefile Build
   --------------
   Under Eclipse, it is pretty easy to set up an "empty makefile project" and
@@ -188,7 +188,7 @@ NXFLAT Toolchain
   tools -- just the NXFLAT tools.  The buildroot with the NXFLAT tools can
   be downloaded from the NuttX SourceForge download site
   (https://sourceforge.net/projects/nuttx/files/).
- 
+
   This GNU toolchain builds and executes in the Linux or Cygwin environment.
 
   1. You must have already configured Nuttx in <some-dir>/nuttx.
@@ -313,15 +313,28 @@ SAM3U-EK-specific Configuration Options
 
   Individual subsystems can be enabled:
 
-    CONFIG_SAM34_DMA
-    CONFIG_SAM34_HSMCI
-    CONFIG_SAM34_NAND
-    CONFIG_SAM34_SPI
-    CONFIG_SAM34_UART
-    CONFIG_SAM34_USART0
-    CONFIG_SAM34_USART1
-    CONFIG_SAM34_USART2
-    CONFIG_SAM34_USART3
+    CONFIG_SAM34_RTC           - Real Time Clock
+    CONFIG_SAM34_RTT           - Real Time Timer
+    CONFIG_SAM34_WDT           - Watchdog Timer
+    CONFIG_SAM34_UART0         - UART 0
+    CONFIG_SAM34_SMC           - Static Memory Controller
+    CONFIG_SAM34_USART0        - USART 0
+    CONFIG_SAM34_USART1        - USART 1
+    CONFIG_SAM34_USART2        - USART 2
+    CONFIG_SAM34_USART3        - USART 3
+    CONFIG_SAM34_HSMCI         - High Speed Multimedia Card Interface
+    CONFIG_SAM34_TWI0          - Two-Wire Interface 0
+    CONFIG_SAM34_TWI1          - Two-Wire Interface 1
+    CONFIG_SAM34_SPI           - Serial Peripheral Interface
+    CONFIG_SAM34_SSC           - Synchronous Serial Controller
+    CONFIG_SAM34_TC0           - Timer Counter 0
+    CONFIG_SAM34_TC1           - Timer Counter 1
+    CONFIG_SAM34_TC2           - Timer Counter 2
+    CONFIG_SAM34_PWM           - Pulse Width Modulation Controller
+    CONFIG_SAM34_ADC12B        - 12-bit ADC Controller
+    CONFIG_SAM34_ADC           - 10-bit ADC Controller
+    CONFIG_SAM34_DMA           - DMA Controller
+    CONFIG_SAM34_UDPHS         - USB Device High Speed
 
   Some subsystems can be configured to operate in different ways. The drivers
   need to know how to configure the subsystem.
@@ -333,6 +346,7 @@ SAM3U-EK-specific Configuration Options
     CONFIG_USART1_ISUART
     CONFIG_USART2_ISUART
     CONFIG_USART3_ISUART
+    CONFIG_SAM34_NAND          - NAND memory
 
   AT91SAM3U specific device driver settings
 
@@ -357,25 +371,42 @@ SAM3U-EK-specific Configuration Options
 Configurations
 ^^^^^^^^^^^^^^
 
-Each SAM3U-EK configuration is maintained in a sub-directory and
-can be selected as follow:
+  Each SAM3U-EK configuration is maintained in a sub-directory and
+  can be selected as follow:
 
     cd tools
     ./configure.sh sam3u-ek/<subdir>
     cd -
     . ./setenv.sh
 
-Before sourcing the setenv.sh file above, you should examine it and perform
-edits as necessary so that BUILDROOT_BIN is the correct path to the directory
-than holds your toolchain binaries.
+  Before sourcing the setenv.sh file above, you should examine it and perform
+  edits as necessary so that BUILDROOT_BIN is the correct path to the directory
+  than holds your toolchain binaries.
 
-And then build NuttX by simply typing the following.  At the conclusion of
-the make, the nuttx binary will reside in an ELF file called, simply, nuttx.
+  And then build NuttX by simply typing the following.  At the conclusion of
+  the make, the nuttx binary will reside in an ELF file called, simply, nuttx.
 
     make
 
-The <subdir> that is provided above as an argument to the tools/configure.sh
-must be is one of the following:
+  The <subdir> that is provided above as an argument to the tools/configure.sh
+  must be is one of the following.
+
+  NOTES:
+
+  1. These configurations use the mconf-based configuration tool.  To
+    change any of these configurations using that tool, you should:
+
+    a. Build and install the kconfig-mconf tool.  See nuttx/README.txt
+       and misc/tools/
+
+    b. Execute 'make menuconfig' in nuttx/ in order to start the
+       reconfiguration process.
+
+  2. Unless stated otherwise, all configurations generate console
+     output of UART0 (J3).
+
+Configuration sub-directories
+-----------------------------
 
   knsh:
     This is identical to the nsh configuration below except that NuttX
@@ -392,23 +423,14 @@ must be is one of the following:
     binaries (pass2)
 
     NOTES:
- 
-    1. This configuration uses the mconf-based configuration tool.  To
-       change this configuration using that tool, you should:
-
-       a. Build and install the kconfig-mconf tool.  See nuttx/README.txt
-          and misc/tools/README.txt.
 
-       b. Execute 'make menuconfig' in nuttx/ in order to start the
-          reconfiguration process.
-
-    2. Uses the older, OABI, buildroot toolchain.  But that is easily
-       reconfigured:
+    1. This configuration uses the older, OABI, buildroot toolchain.  But
+       that is easily reconfigured:
 
        CONFIG_ARMV7M_TOOLCHAIN_BUILDROOT=y : Buildroot toolchain
        CONFIG_ARMV7M_OABI_TOOLCHAIN=y      : Older, OABI toolchain
 
-    3. At the end of the build, there will be several files in the top-level
+    2. At the end of the build, there will be several files in the top-level
        NuttX build directory:
 
        PASS1:
@@ -424,7 +446,7 @@ must be is one of the following:
        The J-Link programmer will except files in .hex, .mot, .srec, and .bin
        formats.
 
-    4. Combining .hex files.  If you plan to use the .hex files with your
+    3. Combining .hex files.  If you plan to use the .hex files with your
        debugger or FLASH utility, then you may need to combine the two hex
        files into a single .hex file.  Here is how you can do that.
 
@@ -472,18 +494,71 @@ must be is one of the following:
     Configures the NuttShell (nsh) located at examples/nsh.  The
     Configuration enables both the serial and telnetd NSH interfaces.
 
+    NOTES:
+
+    1. This configuration uses the older, OABI, buildroot toolchain.  But
+       that is easily reconfigured:
+
+       System Type:
+         CONFIG_ARMV7M_TOOLCHAIN_BUILDROOT=y : Buildroot toolchain
+         CONFIG_ARMV7M_OABI_TOOLCHAIN=y      : Older, OABI toolchain
+
+    2. NSH built-in applications are supported.  However, there are
+       no built-in applications built with the default configuration.
+
+       Binary Formats:
+         CONFIG_BUILTIN=y                    : Enable support for built-in programs
+
+       Applicaton Configuration:
+         CONFIG_NSH_BUILTIN_APPS=y           : Enable starting apps from NSH command line
+
+    3. This configuration has been used for verifying the touchscreen on
+       on the SAM3U-EK LCD.  With these modifications, you can include the
+       touchscreen test program at apps/examples/touchscreen as an NSH built-in
+       application.  You can enable the touchscreen and test by modifying the
+       default configuration in the following ways:
+
+          Drivers:
+            CONFIG_INPUT=y                    : Enable support for input devices
+            CONFIG_INPUT_ADS7843E=y           : Enable support for the XPT2048
+            CONFIG_ADS7843E_SPIDEV=0          : Use SPI for communication
+            CONFIG_ADS7843E_SPIMODE=0         : Use SPI mode 0
+            CONFIG_ADS7843E_THRESHX=39        : These will probably need to be tuned
+            CONFIG_ADS7843E_THRESHY=51
+            CONFIG_SPI=y                      : Enable SPI support
+            CONFIG_SPI_EXCHANGE=n             : exchange() method is not supported
+
+          System Type:
+            CONFIG_GPIO_IRQ=y                 : GPIO interrupt support
+            CONFIG_GPIOA_IRQ=y                : Enable GPIO interrupts from port A
+            CONFIG_SAM34_SPI=y                : Enable support for SPI
+
+          RTOS Features:
+            CONFIG_DISABLE_SIGNALS=n          : Signals are required
+
+          Library Support:
+            CONFIG_SCHED_WORKQUEUE=y          : Work queue support required
+
+          Applicaton Configuration:
+            CONFIG_EXAMPLES_TOUCHSCREEN=y     : Enable the touchscreen built-int test
+
+          Defaults should be okay for related touchscreen settings.  Touchscreen
+          debug output on UART0 can be enabled with:
+
+          Build Setup:
+            CONFIG_DEBUG=y                    : Enable debug features
+            CONFIG_DEBUG_VERBOSE=y            : Enable verbose debug output
+            CONFIG_DEBUG_INPUT=y              : Enable debug output from input devices
+
+          NOTE:
+            As of this writing, the touchscreen is not functional (no
+            interrupts).  More work is needed.
+
   nx:
-    Configures to use examples/nx using the HX834x LCD hardwar on
+    Configures to use examples/nx using the HX834x LCD hardware on
     the SAM3U-EK development board.
 
   ostest:
     This configuration directory, performs a simple OS test using
     examples/ostest.  By default, this project assumes that you are
     using the DFU bootloader.
-
-  touchscreen:
-    This configuration implements an NSH configuratin with several
-    built-in applications.  The configuration is called touchscreen
-    because we intend to use this configuration to develop the
-    SAM3U-EK touchscreen.  However, there is no touchscreen driver
-    in place as of this writing.
diff --git a/nuttx/configs/sam3u-ek/include/board.h b/nuttx/configs/sam3u-ek/include/board.h
index b5e112479..98b3e74b6 100644
--- a/nuttx/configs/sam3u-ek/include/board.h
+++ b/nuttx/configs/sam3u-ek/include/board.h
@@ -33,8 +33,8 @@
  *
  ************************************************************************************/
 
-#ifndef __ARCH_BOARD_BOARD_H
-#define __ARCH_BOARD_BOARD_H
+#ifndef __ARCH_SAM3U_EK_INCLUDE_BOARD_H
+#define __ARCH_SAM3U_EK_INCLUDE_BOARD_H
 
 /************************************************************************************
  * Included Files
@@ -60,14 +60,14 @@
 
 /* Main oscillator register settings */
 
-#define BOARD_CKGR_MOR_MOSCXTST    (63 << CKGR_MOR_MOSCXTST_SHIFT) /* Start-up Time */
+#define BOARD_CKGR_MOR_MOSCXTST    (63 << PMC_CKGR_MOR_MOSCXTST_SHIFT) /* Start-up Time */
 
 /* PLLA configuration */
 
-#define BOARD_CKGR_PLLAR_MULA      (7 << CKGR_PLLAR_MULA_SHIFT)
-#define BOARD_CKGR_PLLAR_STMODE    CKGR_PLLAR_STMODE_FAST
-#define BOARD_CKGR_PLLAR_PLLACOUNT (63 << CKGR_PLLAR_PLLACOUNT_SHIFT)
-#define BOARD_CKGR_PLLAR_DIVA      CKGR_PLLAR_DIVA_BYPASS
+#define BOARD_CKGR_PLLAR_MUL       (7 << PMC_CKGR_PLLAR_MUL_SHIFT)
+#define BOARD_CKGR_PLLAR_STMODE    PMC_CKGR_PLLAR_STMODE_FAST
+#define BOARD_CKGR_PLLAR_COUNT     (63 << PMC_CKGR_PLLAR_COUNT_SHIFT)
+#define BOARD_CKGR_PLLAR_DIV       PMC_CKGR_PLLAR_DIV_BYPASS
 
 /* PMC master clock register settings */
 
@@ -76,14 +76,14 @@
 
 /* USB UTMI PLL start-up time */
 
-#define BOARD_CKGR_UCKR_UPLLCOUNT (3 << CKGR_UCKR_UPLLCOUNT_SHIFT)
+#define BOARD_CKGR_UCKR_UPLLCOUNT  (3 << PMC_CKGR_UCKR_UPLLCOUNT_SHIFT)
 
 /* Resulting frequencies */
 
-#define SAM_MAINOSC_FREQUENCY      (12000000)
-#define SAM_MCK_FREQUENCY          (48000000)
-#define SAM_PLLA_FREQUENCY         (96000000)
-#define SAM_CPU_FREQUENCY          (48000000)
+#define BOARD_MAINOSC_FREQUENCY    (12000000)
+#define BOARD_MCK_FREQUENCY        (48000000)
+#define BOARD_PLLA_FREQUENCY       (96000000)
+#define BOARD_CPU_FREQUENCY        (48000000)
 
 /* HSMCI clocking
  *
@@ -96,16 +96,20 @@
 
 /* MCK = 48MHz, CLKDIV = 59, MCI_SPEED = 48MHz / 2 * (59+1) = 400 KHz */
 
-#define HSMCI_INIT_CLKDIV      (59 << HSMCI_MR_CLKDIV_SHIFT)
+#define HSMCI_INIT_CLKDIV          (59 << HSMCI_MR_CLKDIV_SHIFT)
 
 /* MCK = 48MHz, CLKDIV = 1, MCI_SPEED = 48MHz / 2 * (1+1) = 12 MHz */
 
-#define HSMCI_MMCXFR_CLKDIV    (3 << HSMCI_MR_CLKDIV_SHIFT)
+#define HSMCI_MMCXFR_CLKDIV        (3 << HSMCI_MR_CLKDIV_SHIFT)
 
 /* MCK = 48MHz, CLKDIV = 0, MCI_SPEED = 48MHz / 2 * (0+1) = 24 MHz */
 
-#define HSMCI_SDXFR_CLKDIV     (0 << HSMCI_MR_CLKDIV_SHIFT)
-#define HSMCI_SDWIDEXFR_CLKDIV HSMCI_SDXFR_CLKDIV
+#define HSMCI_SDXFR_CLKDIV         (0 << HSMCI_MR_CLKDIV_SHIFT)
+#define HSMCI_SDWIDEXFR_CLKDIV     HSMCI_SDXFR_CLKDIV
+
+/* FLASH wait states */
+
+#define BOARD_FWS                  2
 
 /* LED definitions ******************************************************************/
 
@@ -201,4 +205,4 @@ xcpt_t up_irqbutton(int id, xcpt_t irqhandler);
 #endif
 
 #endif /* __ASSEMBLY__ */
-#endif  /* __ARCH_BOARD_BOARD_H */
+#endif  /* __ARCH_SAM3U_EK_INCLUDE_BOARD_H */
diff --git a/nuttx/configs/sam3u-ek/knsh/defconfig b/nuttx/configs/sam3u-ek/knsh/defconfig
index 82bb5d021..8411ea3c7 100644
--- a/nuttx/configs/sam3u-ek/knsh/defconfig
+++ b/nuttx/configs/sam3u-ek/knsh/defconfig
@@ -85,6 +85,7 @@ CONFIG_ARCH_CORTEXM3=y
 CONFIG_ARCH_FAMILY="armv7-m"
 CONFIG_ARCH_CHIP="sam34"
 # CONFIG_ARMV7M_USEBASEPRI is not set
+# CONFIG_ARCH_HAVE_FPU is not set
 CONFIG_ARCH_HAVE_MPU=y
 CONFIG_ARMV7M_MPU=y
 CONFIG_ARMV7M_MPU_NREGIONS=8
@@ -97,37 +98,76 @@ CONFIG_ARMV7M_TOOLCHAIN_BUILDROOT=y
 # CONFIG_ARMV7M_TOOLCHAIN_CODESOURCERYL is not set
 # CONFIG_ARMV7M_TOOLCHAIN_GNU_EABI is not set
 CONFIG_ARMV7M_OABI_TOOLCHAIN=y
+# CONFIG_GPIO_IRQ is not set
 # CONFIG_SDIO_DMA is not set
 # CONFIG_SDIO_WIDTH_D1_ONLY is not set
 
 #
-# AT91SAM3/SAM4 Configuration Options
+# AT91SAM3/4 Configuration Options
 #
 CONFIG_ARCH_CHIP_AT91SAM3U4E=y
+# CONFIG_ARCH_CHIP_SAM34_NDMACHANC2C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC2B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC2A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4A is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD32C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD32B is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4SA16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SA16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4S16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4S16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4S8C is not set
+# CONFIG_ARCH_CHIP_ATSAM4S8B is not set
 CONFIG_ARCH_CHIP_SAM3U=y
-
-#
-# AT91SAM3 Peripheral Support
-#
-# CONFIG_SAM34_DMA is not set
-# CONFIG_SAM34_NAND is not set
-# CONFIG_SAM34_HSMCI is not set
-CONFIG_SAM34_UART=y
+# CONFIG_ARCH_CHIP_SAM4L is not set
+# CONFIG_ARCH_CHIP_SAM4S is not set
+
+#
+# AT91SAM3/4 Peripheral Support
+#
+# CONFIG_SAM34_SPI is not set
+# CONFIG_SAM34_SSC is not set
+# CONFIG_SAM34_TC0 is not set
+# CONFIG_SAM34_TC1 is not set
+# CONFIG_SAM34_TC2 is not set
+# CONFIG_SAM34_PWM is not set
+# CONFIG_SAM34_TWIM0 is not set
+# CONFIG_SAM34_TWIS0 is not set
+# CONFIG_SAM34_TWIM1 is not set
+# CONFIG_SAM34_TWIS1 is not set
+CONFIG_SAM34_UART0=y
 # CONFIG_SAM34_USART0 is not set
 # CONFIG_SAM34_USART1 is not set
 # CONFIG_SAM34_USART2 is not set
 # CONFIG_SAM34_USART3 is not set
+# CONFIG_SAM34_ADC12B is not set
+# CONFIG_SAM34_ADC is not set
+# CONFIG_SAM34_SMC is not set
+# CONFIG_SAM34_NAND is not set
+# CONFIG_SAM34_DMA is not set
+# CONFIG_SAM34_UDPHS is not set
+# CONFIG_SAM34_RTC is not set
+# CONFIG_SAM34_RTT is not set
+# CONFIG_SAM34_WDT is not set
+# CONFIG_SAM34_HSMCI is not set
 
 #
-# AT91SAM3 UART Configuration
+# AT91SAM3/4 USART Configuration
 #
 
 #
-# AT91SAM3 GPIO Interrupt Configuration
+# AT91SAM3/4 GPIO Interrupt Configuration
 #
-# CONFIG_GPIOA_IRQ is not set
-# CONFIG_GPIOB_IRQ is not set
-# CONFIG_GPIOC_IRQ is not set
 
 #
 # External Memory Configuration
@@ -145,7 +185,8 @@ CONFIG_ARCH_IRQPRIO=y
 CONFIG_ARCH_HAVE_VFORK=y
 CONFIG_ARCH_STACKDUMP=y
 # CONFIG_ENDIAN_BIG is not set
-# CONFIG_ARCH_HAVE_RAMFUNCS is not set
+CONFIG_ARCH_HAVE_RAMFUNCS=y
+# CONFIG_ARCH_RAMFUNCS is not set
 CONFIG_ARCH_HAVE_RAMVECTORS=y
 # CONFIG_ARCH_RAMVECTORS is not set
 
@@ -297,21 +338,25 @@ CONFIG_SDIO_BLOCKSETUP=y
 CONFIG_SERIAL=y
 # CONFIG_DEV_LOWCONSOLE is not set
 # CONFIG_16550_UART is not set
-CONFIG_ARCH_HAVE_UART=y
+CONFIG_ARCH_HAVE_UART0=y
 CONFIG_MCU_SERIAL=y
 CONFIG_STANDARD_SERIAL=y
-CONFIG_UART_SERIAL_CONSOLE=y
+CONFIG_UART0_SERIAL_CONSOLE=y
 # CONFIG_NO_SERIAL_CONSOLE is not set
 
 #
-# UART Configuration
+# UART0 Configuration
 #
-CONFIG_UART_RXBUFSIZE=256
-CONFIG_UART_TXBUFSIZE=256
-CONFIG_UART_BAUD=115200
-CONFIG_UART_BITS=8
-CONFIG_UART_PARITY=0
-CONFIG_UART_2STOP=0
+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_SERIAL_IFLOWCONTROL is not set
+# CONFIG_SERIAL_OFLOWCONTROL is not set
 # CONFIG_USBDEV is not set
 # CONFIG_USBHOST is not set
 # CONFIG_WIRELESS is not set
@@ -588,6 +633,7 @@ CONFIG_NSH_DISABLE_PS=y
 CONFIG_NSH_CODECS_BUFSIZE=128
 CONFIG_NSH_FILEIOSIZE=512
 CONFIG_NSH_LINELEN=64
+CONFIG_NSH_MAXARGUMENTS=6
 CONFIG_NSH_NESTDEPTH=3
 # CONFIG_NSH_DISABLESCRIPT is not set
 # CONFIG_NSH_DISABLEBG is not set
diff --git a/nuttx/configs/sam3u-ek/nsh/defconfig b/nuttx/configs/sam3u-ek/nsh/defconfig
index ef2475c1b..2f0e524ab 100644
--- a/nuttx/configs/sam3u-ek/nsh/defconfig
+++ b/nuttx/configs/sam3u-ek/nsh/defconfig
@@ -80,6 +80,7 @@ CONFIG_ARCH_CORTEXM3=y
 CONFIG_ARCH_FAMILY="armv7-m"
 CONFIG_ARCH_CHIP="sam34"
 # CONFIG_ARMV7M_USEBASEPRI is not set
+# CONFIG_ARCH_HAVE_FPU is not set
 CONFIG_ARCH_HAVE_MPU=y
 # CONFIG_ARMV7M_MPU is not set
 
@@ -91,35 +92,74 @@ CONFIG_ARMV7M_TOOLCHAIN_BUILDROOT=y
 # CONFIG_ARMV7M_TOOLCHAIN_CODESOURCERYL is not set
 # CONFIG_ARMV7M_TOOLCHAIN_GNU_EABI is not set
 CONFIG_ARMV7M_OABI_TOOLCHAIN=y
+# CONFIG_GPIO_IRQ is not set
 
 #
-# AT91SAM3/SAM4 Configuration Options
+# AT91SAM3/4 Configuration Options
 #
 CONFIG_ARCH_CHIP_AT91SAM3U4E=y
+# CONFIG_ARCH_CHIP_SAM34_NDMACHANC2C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC2B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC2A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4A is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD32C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD32B is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4SA16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SA16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4S16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4S16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4S8C is not set
+# CONFIG_ARCH_CHIP_ATSAM4S8B is not set
 CONFIG_ARCH_CHIP_SAM3U=y
-
-#
-# AT91SAM3 Peripheral Support
-#
-# CONFIG_SAM34_DMA is not set
-# CONFIG_SAM34_NAND is not set
-# CONFIG_SAM34_HSMCI is not set
-CONFIG_SAM34_UART=y
+# CONFIG_ARCH_CHIP_SAM4L is not set
+# CONFIG_ARCH_CHIP_SAM4S is not set
+
+#
+# AT91SAM3/4 Peripheral Support
+#
+# CONFIG_SAM34_SPI is not set
+# CONFIG_SAM34_SSC is not set
+# CONFIG_SAM34_TC0 is not set
+# CONFIG_SAM34_TC1 is not set
+# CONFIG_SAM34_TC2 is not set
+# CONFIG_SAM34_PWM is not set
+# CONFIG_SAM34_TWIM0 is not set
+# CONFIG_SAM34_TWIS0 is not set
+# CONFIG_SAM34_TWIM1 is not set
+# CONFIG_SAM34_TWIS1 is not set
+CONFIG_SAM34_UART0=y
 # CONFIG_SAM34_USART0 is not set
 # CONFIG_SAM34_USART1 is not set
 # CONFIG_SAM34_USART2 is not set
 # CONFIG_SAM34_USART3 is not set
+# CONFIG_SAM34_ADC12B is not set
+# CONFIG_SAM34_ADC is not set
+# CONFIG_SAM34_SMC is not set
+# CONFIG_SAM34_NAND is not set
+# CONFIG_SAM34_DMA is not set
+# CONFIG_SAM34_UDPHS is not set
+# CONFIG_SAM34_RTC is not set
+# CONFIG_SAM34_RTT is not set
+# CONFIG_SAM34_WDT is not set
+# CONFIG_SAM34_HSMCI is not set
 
 #
-# AT91SAM3 UART Configuration
+# AT91SAM3/4 USART Configuration
 #
 
 #
-# AT91SAM3 GPIO Interrupt Configuration
+# AT91SAM3/4 GPIO Interrupt Configuration
 #
-# CONFIG_GPIOA_IRQ is not set
-# CONFIG_GPIOB_IRQ is not set
-# CONFIG_GPIOC_IRQ is not set
 
 #
 # External Memory Configuration
@@ -137,7 +177,8 @@ CONFIG_ARCH_IRQPRIO=y
 CONFIG_ARCH_HAVE_VFORK=y
 CONFIG_ARCH_STACKDUMP=y
 # CONFIG_ENDIAN_BIG is not set
-# CONFIG_ARCH_HAVE_RAMFUNCS is not set
+CONFIG_ARCH_HAVE_RAMFUNCS=y
+# CONFIG_ARCH_RAMFUNCS is not set
 CONFIG_ARCH_HAVE_RAMVECTORS=y
 # CONFIG_ARCH_RAMVECTORS is not set
 
@@ -273,21 +314,25 @@ CONFIG_DEV_NULL=y
 CONFIG_SERIAL=y
 # CONFIG_DEV_LOWCONSOLE is not set
 # CONFIG_16550_UART is not set
-CONFIG_ARCH_HAVE_UART=y
+CONFIG_ARCH_HAVE_UART0=y
 CONFIG_MCU_SERIAL=y
 CONFIG_STANDARD_SERIAL=y
-CONFIG_UART_SERIAL_CONSOLE=y
+CONFIG_UART0_SERIAL_CONSOLE=y
 # CONFIG_NO_SERIAL_CONSOLE is not set
 
 #
-# UART Configuration
+# UART0 Configuration
 #
-CONFIG_UART_RXBUFSIZE=256
-CONFIG_UART_TXBUFSIZE=256
-CONFIG_UART_BAUD=115200
-CONFIG_UART_BITS=8
-CONFIG_UART_PARITY=0
-CONFIG_UART_2STOP=0
+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_SERIAL_IFLOWCONTROL is not set
+# CONFIG_SERIAL_OFLOWCONTROL is not set
 # CONFIG_USBDEV is not set
 # CONFIG_USBHOST is not set
 # CONFIG_WIRELESS is not set
@@ -323,6 +368,7 @@ CONFIG_FS_FAT=y
 # CONFIG_FS_NXFFS is not set
 # CONFIG_FS_ROMFS is not set
 # CONFIG_FS_SMARTFS is not set
+# CONFIG_FS_BINFS is not set
 
 #
 # System Logging
@@ -355,7 +401,7 @@ CONFIG_MM_REGIONS=3
 # CONFIG_BINFMT_EXEPATH is not set
 # CONFIG_NXFLAT is not set
 # CONFIG_ELF is not set
-# CONFIG_BUILTIN is not set
+CONFIG_BUILTIN=y
 # CONFIG_PIC is not set
 # CONFIG_SYMTAB_ORDEREDBYNAME is not set
 
@@ -408,6 +454,7 @@ CONFIG_LIB_SENDFILE_BUFSIZE=512
 #
 # Built-In Applications
 #
+CONFIG_BUILTIN_PROXY_STACKSIZE=1024
 
 #
 # Examples
@@ -443,7 +490,6 @@ CONFIG_EXAMPLES_NSH=y
 # CONFIG_EXAMPLES_OSTEST is not set
 # CONFIG_EXAMPLES_PASHELLO is not set
 # CONFIG_EXAMPLES_PIPE is not set
-# CONFIG_EXAMPLES_POLL is not set
 # CONFIG_EXAMPLES_POSIXSPAWN is not set
 # CONFIG_EXAMPLES_QENCODER is not set
 # CONFIG_EXAMPLES_RGMP is not set
@@ -451,6 +497,7 @@ CONFIG_EXAMPLES_NSH=y
 # CONFIG_EXAMPLES_SENDMAIL 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
@@ -505,6 +552,7 @@ CONFIG_EXAMPLES_NSH=y
 # NSH Library
 #
 CONFIG_NSH_LIBRARY=y
+CONFIG_NSH_BUILTIN_APPS=y
 
 #
 # Disable Individual commands
@@ -556,6 +604,7 @@ CONFIG_NSH_LIBRARY=y
 CONFIG_NSH_CODECS_BUFSIZE=128
 CONFIG_NSH_FILEIOSIZE=512
 CONFIG_NSH_LINELEN=64
+CONFIG_NSH_MAXARGUMENTS=6
 CONFIG_NSH_NESTDEPTH=3
 # CONFIG_NSH_DISABLESCRIPT is not set
 # CONFIG_NSH_DISABLEBG is not set
@@ -565,7 +614,7 @@ CONFIG_NSH_CONSOLE=y
 # USB Trace Support
 #
 # CONFIG_NSH_CONDEV is not set
-# CONFIG_NSH_ARCHINIT is not set
+CONFIG_NSH_ARCHINIT=y
 
 #
 # NxWidgets/NxWM
diff --git a/nuttx/configs/sam3u-ek/nx/defconfig b/nuttx/configs/sam3u-ek/nx/defconfig
index 7329bd2a4..feb302b27 100644
--- a/nuttx/configs/sam3u-ek/nx/defconfig
+++ b/nuttx/configs/sam3u-ek/nx/defconfig
@@ -80,6 +80,7 @@ CONFIG_ARCH_CORTEXM3=y
 CONFIG_ARCH_FAMILY="armv7-m"
 CONFIG_ARCH_CHIP="sam34"
 # CONFIG_ARMV7M_USEBASEPRI is not set
+# CONFIG_ARCH_HAVE_FPU is not set
 CONFIG_ARCH_HAVE_MPU=y
 # CONFIG_ARMV7M_MPU is not set
 
@@ -91,35 +92,74 @@ CONFIG_ARMV7M_TOOLCHAIN_BUILDROOT=y
 # CONFIG_ARMV7M_TOOLCHAIN_CODESOURCERYL is not set
 # CONFIG_ARMV7M_TOOLCHAIN_GNU_EABI is not set
 CONFIG_ARMV7M_OABI_TOOLCHAIN=y
+# CONFIG_GPIO_IRQ is not set
 
 #
-# AT91SAM3/SAM4 Configuration Options
+# AT91SAM3/4 Configuration Options
 #
 CONFIG_ARCH_CHIP_AT91SAM3U4E=y
+# CONFIG_ARCH_CHIP_SAM34_NDMACHANC2C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC2B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC2A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4A is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD32C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD32B is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4SA16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SA16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4S16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4S16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4S8C is not set
+# CONFIG_ARCH_CHIP_ATSAM4S8B is not set
 CONFIG_ARCH_CHIP_SAM3U=y
-
-#
-# AT91SAM3 Peripheral Support
-#
-# CONFIG_SAM34_DMA is not set
-# CONFIG_SAM34_NAND is not set
-# CONFIG_SAM34_HSMCI is not set
-CONFIG_SAM34_UART=y
+# CONFIG_ARCH_CHIP_SAM4L is not set
+# CONFIG_ARCH_CHIP_SAM4S is not set
+
+#
+# AT91SAM3/4 Peripheral Support
+#
+# CONFIG_SAM34_SPI is not set
+# CONFIG_SAM34_SSC is not set
+# CONFIG_SAM34_TC0 is not set
+# CONFIG_SAM34_TC1 is not set
+# CONFIG_SAM34_TC2 is not set
+# CONFIG_SAM34_PWM is not set
+# CONFIG_SAM34_TWIM0 is not set
+# CONFIG_SAM34_TWIS0 is not set
+# CONFIG_SAM34_TWIM1 is not set
+# CONFIG_SAM34_TWIS1 is not set
+CONFIG_SAM34_UART0=y
 # CONFIG_SAM34_USART0 is not set
 # CONFIG_SAM34_USART1 is not set
 # CONFIG_SAM34_USART2 is not set
 # CONFIG_SAM34_USART3 is not set
+# CONFIG_SAM34_ADC12B is not set
+# CONFIG_SAM34_ADC is not set
+# CONFIG_SAM34_SMC is not set
+# CONFIG_SAM34_NAND is not set
+# CONFIG_SAM34_DMA is not set
+# CONFIG_SAM34_UDPHS is not set
+# CONFIG_SAM34_RTC is not set
+# CONFIG_SAM34_RTT is not set
+# CONFIG_SAM34_WDT is not set
+# CONFIG_SAM34_HSMCI is not set
 
 #
-# AT91SAM3 UART Configuration
+# AT91SAM3/4 USART Configuration
 #
 
 #
-# AT91SAM3 GPIO Interrupt Configuration
+# AT91SAM3/4 GPIO Interrupt Configuration
 #
-# CONFIG_GPIOA_IRQ is not set
-# CONFIG_GPIOB_IRQ is not set
-# CONFIG_GPIOC_IRQ is not set
 
 #
 # External Memory Configuration
@@ -137,7 +177,8 @@ CONFIG_ARCH_IRQPRIO=y
 CONFIG_ARCH_HAVE_VFORK=y
 CONFIG_ARCH_STACKDUMP=y
 # CONFIG_ENDIAN_BIG is not set
-# CONFIG_ARCH_HAVE_RAMFUNCS is not set
+CONFIG_ARCH_HAVE_RAMFUNCS=y
+# CONFIG_ARCH_RAMFUNCS is not set
 CONFIG_ARCH_HAVE_RAMVECTORS=y
 # CONFIG_ARCH_RAMVECTORS is not set
 
@@ -149,7 +190,7 @@ CONFIG_BOARD_LOOPSPERMSEC=4768
 CONFIG_DRAM_START=0x20000000
 CONFIG_DRAM_SIZE=32768
 CONFIG_ARCH_HAVE_INTERRUPTSTACK=y
-CONFIG_ARCH_INTERRUPTSTACK=0
+CONFIG_ARCH_INTERRUPTSTACK=1024
 
 #
 # Boot options
@@ -281,8 +322,8 @@ CONFIG_LCD_MAXPOWER=31
 # CONFIG_LCD_ST7567 is not set
 # CONFIG_LCD_UG2864AMBAG01 is not set
 # CONFIG_LCD_SSD1289 is not set
-CONFIG_LCD_LANDSCAPE=y
-# CONFIG_LCD_PORTRAIT is not set
+# CONFIG_LCD_LANDSCAPE is not set
+CONFIG_LCD_PORTRAIT=y
 # CONFIG_LCD_RPORTRAIT is not set
 # CONFIG_LCD_RLANDSCAPE is not set
 
@@ -299,21 +340,25 @@ CONFIG_LCD_LANDSCAPE=y
 CONFIG_SERIAL=y
 # CONFIG_DEV_LOWCONSOLE is not set
 # CONFIG_16550_UART is not set
-CONFIG_ARCH_HAVE_UART=y
+CONFIG_ARCH_HAVE_UART0=y
 CONFIG_MCU_SERIAL=y
 CONFIG_STANDARD_SERIAL=y
-CONFIG_UART_SERIAL_CONSOLE=y
+CONFIG_UART0_SERIAL_CONSOLE=y
 # CONFIG_NO_SERIAL_CONSOLE is not set
 
 #
-# UART Configuration
+# UART0 Configuration
 #
-CONFIG_UART_RXBUFSIZE=256
-CONFIG_UART_TXBUFSIZE=256
-CONFIG_UART_BAUD=115200
-CONFIG_UART_BITS=8
-CONFIG_UART_PARITY=0
-CONFIG_UART_2STOP=0
+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_SERIAL_IFLOWCONTROL is not set
+# CONFIG_SERIAL_OFLOWCONTROL is not set
 # CONFIG_USBDEV is not set
 # CONFIG_USBHOST is not set
 # CONFIG_WIRELESS is not set
@@ -378,9 +423,9 @@ CONFIG_NX_KBD=y
 # Framed Window Borders
 #
 CONFIG_NXTK_BORDERWIDTH=4
-CONFIG_NXTK_BORDERCOLOR1=0
-CONFIG_NXTK_BORDERCOLOR2=0
-CONFIG_NXTK_BORDERCOLOR3=0
+CONFIG_NXTK_BORDERCOLOR1=0x5cb7
+CONFIG_NXTK_BORDERCOLOR2=0x21c9
+CONFIG_NXTK_BORDERCOLOR3=0xffdf
 # CONFIG_NXTK_AUTORAISE is not set
 
 #
diff --git a/nuttx/configs/sam3u-ek/ostest/defconfig b/nuttx/configs/sam3u-ek/ostest/defconfig
index 9152a0528..1cf406a93 100644
--- a/nuttx/configs/sam3u-ek/ostest/defconfig
+++ b/nuttx/configs/sam3u-ek/ostest/defconfig
@@ -80,6 +80,7 @@ CONFIG_ARCH_CORTEXM3=y
 CONFIG_ARCH_FAMILY="armv7-m"
 CONFIG_ARCH_CHIP="sam34"
 # CONFIG_ARMV7M_USEBASEPRI is not set
+# CONFIG_ARCH_HAVE_FPU is not set
 CONFIG_ARCH_HAVE_MPU=y
 # CONFIG_ARMV7M_MPU is not set
 
@@ -91,35 +92,74 @@ CONFIG_ARMV7M_TOOLCHAIN_BUILDROOT=y
 # CONFIG_ARMV7M_TOOLCHAIN_CODESOURCERYL is not set
 # CONFIG_ARMV7M_TOOLCHAIN_GNU_EABI is not set
 CONFIG_ARMV7M_OABI_TOOLCHAIN=y
+# CONFIG_GPIO_IRQ is not set
 
 #
-# AT91SAM3/SAM4 Configuration Options
+# AT91SAM3/4 Configuration Options
 #
 CONFIG_ARCH_CHIP_AT91SAM3U4E=y
+# CONFIG_ARCH_CHIP_SAM34_NDMACHANC2C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC2B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC2A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LC4A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS2A is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4C is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4B is not set
+# CONFIG_ARCH_CHIP_ATSAM4LS4A is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD32C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD32B is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SD16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4SA16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4SA16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4S16C is not set
+# CONFIG_ARCH_CHIP_ATSAM4S16B is not set
+# CONFIG_ARCH_CHIP_ATSAM4S8C is not set
+# CONFIG_ARCH_CHIP_ATSAM4S8B is not set
 CONFIG_ARCH_CHIP_SAM3U=y
-
-#
-# AT91SAM3 Peripheral Support
-#
-# CONFIG_SAM34_DMA is not set
-# CONFIG_SAM34_NAND is not set
-# CONFIG_SAM34_HSMCI is not set
-CONFIG_SAM34_UART=y
+# CONFIG_ARCH_CHIP_SAM4L is not set
+# CONFIG_ARCH_CHIP_SAM4S is not set
+
+#
+# AT91SAM3/4 Peripheral Support
+#
+# CONFIG_SAM34_SPI is not set
+# CONFIG_SAM34_SSC is not set
+# CONFIG_SAM34_TC0 is not set
+# CONFIG_SAM34_TC1 is not set
+# CONFIG_SAM34_TC2 is not set
+# CONFIG_SAM34_PWM is not set
+# CONFIG_SAM34_TWIM0 is not set
+# CONFIG_SAM34_TWIS0 is not set
+# CONFIG_SAM34_TWIM1 is not set
+# CONFIG_SAM34_TWIS1 is not set
+CONFIG_SAM34_UART0=y
 # CONFIG_SAM34_USART0 is not set
 # CONFIG_SAM34_USART1 is not set
 # CONFIG_SAM34_USART2 is not set
 # CONFIG_SAM34_USART3 is not set
+# CONFIG_SAM34_ADC12B is not set
+# CONFIG_SAM34_ADC is not set
+# CONFIG_SAM34_SMC is not set
+# CONFIG_SAM34_NAND is not set
+# CONFIG_SAM34_DMA is not set
+# CONFIG_SAM34_UDPHS is not set
+# CONFIG_SAM34_RTC is not set
+# CONFIG_SAM34_RTT is not set
+# CONFIG_SAM34_WDT is not set
+# CONFIG_SAM34_HSMCI is not set
 
 #
-# AT91SAM3 UART Configuration
+# AT91SAM3/4 USART Configuration
 #
 
 #
-# AT91SAM3 GPIO Interrupt Configuration
+# AT91SAM3/4 GPIO Interrupt Configuration
 #
-# CONFIG_GPIOA_IRQ is not set
-# CONFIG_GPIOB_IRQ is not set
-# CONFIG_GPIOC_IRQ is not set
 
 #
 # External Memory Configuration
@@ -137,7 +177,8 @@ CONFIG_ARCH_IRQPRIO=y
 CONFIG_ARCH_HAVE_VFORK=y
 CONFIG_ARCH_STACKDUMP=y
 # CONFIG_ENDIAN_BIG is not set
-# CONFIG_ARCH_HAVE_RAMFUNCS is not set
+CONFIG_ARCH_HAVE_RAMFUNCS=y
+# CONFIG_ARCH_RAMFUNCS is not set
 CONFIG_ARCH_HAVE_RAMVECTORS=y
 # CONFIG_ARCH_RAMVECTORS is not set
 
@@ -272,20 +313,24 @@ CONFIG_DEV_NULL=y
 CONFIG_SERIAL=y
 CONFIG_DEV_LOWCONSOLE=y
 # CONFIG_16550_UART is not set
-CONFIG_ARCH_HAVE_UART=y
+CONFIG_ARCH_HAVE_UART0=y
 CONFIG_MCU_SERIAL=y
-CONFIG_UART_SERIAL_CONSOLE=y
+CONFIG_UART0_SERIAL_CONSOLE=y
 # CONFIG_NO_SERIAL_CONSOLE is not set
 
 #
-# UART Configuration
+# UART0 Configuration
 #
-CONFIG_UART_RXBUFSIZE=256
-CONFIG_UART_TXBUFSIZE=256
-CONFIG_UART_BAUD=115200
-CONFIG_UART_BITS=8
-CONFIG_UART_PARITY=0
-CONFIG_UART_2STOP=0
+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_SERIAL_IFLOWCONTROL is not set
+# CONFIG_SERIAL_OFLOWCONTROL is not set
 # CONFIG_USBDEV is not set
 # CONFIG_USBHOST is not set
 # CONFIG_WIRELESS is not set
@@ -429,7 +474,6 @@ CONFIG_LIB_SENDFILE_BUFSIZE=512
 # CONFIG_EXAMPLES_NXLINES is not set
 # CONFIG_EXAMPLES_NXTEXT is not set
 CONFIG_EXAMPLES_OSTEST=y
-# CONFIG_EXAMPLES_OSTEST_BUILTIN is not set
 CONFIG_EXAMPLES_OSTEST_LOOPS=1
 CONFIG_EXAMPLES_OSTEST_STACKSIZE=2048
 CONFIG_EXAMPLES_OSTEST_NBARRIER_THREADS=3
diff --git a/nuttx/configs/sam3u-ek/src/Makefile b/nuttx/configs/sam3u-ek/src/Makefile
index 8dbf0eae5..788a50620 100644
--- a/nuttx/configs/sam3u-ek/src/Makefile
+++ b/nuttx/configs/sam3u-ek/src/Makefile
@@ -42,7 +42,7 @@ AOBJS = $(ASRCS:.S=$(OBJEXT))
 
 CSRCS = up_boot.c up_leds.c up_buttons.c up_spi.c up_usbdev.c
 
-ifeq ($(CONFIG_SAM34_HSMCI),y)
+ifeq ($(CONFIG_LCD),y)
 CSRCS += up_lcd.c
 endif
 
diff --git a/nuttx/configs/sam3u-ek/src/sam3u-ek.h b/nuttx/configs/sam3u-ek/src/sam3u-ek.h
index 21e0e2649..df53985cf 100644
--- a/nuttx/configs/sam3u-ek/src/sam3u-ek.h
+++ b/nuttx/configs/sam3u-ek/src/sam3u-ek.h
@@ -138,7 +138,12 @@
 
 #define GPIO_LCD_BKL  (GPIO_OUTPUT|GPIO_CFG_DEFAULT|GPIO_OUTPUT_CLEAR|GPIO_PORT_PIOC|GPIO_PIN19)
 
-/* Touchscreen controller (TSC) */
+/* Touchscreen controller (TSC)
+ *
+ * BUSY is high impedance when CS is high (not selected).  When CS is
+ * is low, BUSY is active high.  Since the pin is pulled up, it will appear
+ * busy if CS is not selected.
+ */
 
 #define GPIO_TCS_IRQ  (GPIO_INPUT|GPIO_CFG_PULLUP|GPIO_PORT_PIOA|GPIO_PIN24)
 #define GPIO_TCS_BUSY (GPIO_INPUT|GPIO_CFG_PULLUP|GPIO_PORT_PIOA|GPIO_PIN2)
diff --git a/nuttx/configs/sam3u-ek/src/up_lcd.c b/nuttx/configs/sam3u-ek/src/up_lcd.c
index ebeb35d91..5951f7a18 100644
--- a/nuttx/configs/sam3u-ek/src/up_lcd.c
+++ b/nuttx/configs/sam3u-ek/src/up_lcd.c
@@ -88,7 +88,7 @@
  * other custom usage).
  *
  * The SAM3U4E communicates with the LCD through PIOB where a 16-bit parallel
- * “8080-like” protocol data bus has to be implemented by software.
+ * 8080-like protocol data bus has to be implemented by software.
  *
  * LCD backlight is made of 4 white chip LEDs in parallel, driven by an AAT3194
  * charge pump, MN4. The AAT3194 is controlled by the SAM3U4E through a single line
@@ -125,7 +125,7 @@
 
 #include "up_arch.h"
 #include "sam_gpio.h"
-#include "chip/sam_pmc.h"
+#include "chip/sam3u_pmc.h"
 #include "chip/sam_smc.h"
 #include "sam3u-ek.h"
 
@@ -910,7 +910,7 @@ int up_lcdinitialize(void)
   putreg32(regval, SAM_SMCCS_SETUP(2));
 
   regval = (5 << SMCCS_PULSE_NWEPULSE_SHIFT) | (18 << SMCCS_PULSE_NCSWRPULSE_SHIFT) |
-           (5 << SMCCS_PULSE_RDPULSE_SHIFT)  | (18 << SMCCS_PULSE_NCSRDPULSE_SHIFT);
+           (5 << SMCCS_PULSE_NRDPULSE_SHIFT)  | (18 << SMCCS_PULSE_NCSRDPULSE_SHIFT);
   putreg32(regval, SAM_SMCCS_PULSE(2));
 
   regval = (22 << SMCCS_CYCLE_NWECYCLE_SHIFT) | (22 << SMCCS_CYCLE_NRDCYCLE_SHIFT);
diff --git a/nuttx/configs/sam3u-ek/src/up_nsh.c b/nuttx/configs/sam3u-ek/src/up_nsh.c
index dfa296117..ded7d5527 100644
--- a/nuttx/configs/sam3u-ek/src/up_nsh.c
+++ b/nuttx/configs/sam3u-ek/src/up_nsh.c
@@ -50,8 +50,6 @@
 #include "sam_hsmci.h"
 #include "sam3u-ek.h"
 
-#ifdef CONFIG_SAM34_HSMCI
-
 /****************************************************************************
  * Pre-Processor Definitions
  ****************************************************************************/
@@ -63,19 +61,10 @@
 #define NSH_HAVE_USBDEV 1
 #define NSH_HAVE_MMCSD  1
 
-#if defined(CONFIG_NSH_MMCSDSLOTNO) && CONFIG_NSH_MMCSDSLOTNO != 0
-#  error "Only one MMC/SD slot"
-#  undef CONFIG_NSH_MMCSDSLOTNO
-#endif
-
-#ifndef CONFIG_NSH_MMCSDSLOTNO
-#  define CONFIG_NSH_MMCSDSLOTNO 0
-#endif
-
-/* Can't support USB features if USB is not enabled */
+/* Can't support MMC/SD if the card interface is not enable */
 
-#ifndef CONFIG_USBDEV
-#  undef NSH_HAVE_USBDEV
+#ifndef CONFIG_SAM34_HSMCI
+#  undef NSH_HAVE_MMCSD
 #endif
 
 /* Can't support MMC/SD features if mountpoints are disabled or if SDIO support
@@ -86,8 +75,25 @@
 #  undef NSH_HAVE_MMCSD
 #endif
 
-#ifndef CONFIG_NSH_MMCSDMINOR
-#  define CONFIG_NSH_MMCSDMINOR 0
+#ifdef NSH_HAVE_MMCSD
+#  if defined(CONFIG_NSH_MMCSDSLOTNO) && CONFIG_NSH_MMCSDSLOTNO != 0
+#    error "Only one MMC/SD slot"
+#    undef CONFIG_NSH_MMCSDSLOTNO
+#  endif
+
+#  ifndef CONFIG_NSH_MMCSDMINOR
+#    define CONFIG_NSH_MMCSDMINOR 0
+#  endif
+
+#  ifndef CONFIG_NSH_MMCSDSLOTNO
+#    define CONFIG_NSH_MMCSDSLOTNO 0
+#  endif
+#endif
+
+/* Can't support USB features if USB is not enabled */
+
+#ifndef CONFIG_USBDEV
+#  undef NSH_HAVE_USBDEV
 #endif
 
 /* Debug ********************************************************************/
@@ -155,4 +161,3 @@ int nsh_archinitialize(void)
 #endif
   return OK;
 }
-#endif
diff --git a/nuttx/configs/sam3u-ek/src/up_touchscreen.c b/nuttx/configs/sam3u-ek/src/up_touchscreen.c
index 251d9b624..f8b465748 100644
--- a/nuttx/configs/sam3u-ek/src/up_touchscreen.c
+++ b/nuttx/configs/sam3u-ek/src/up_touchscreen.c
@@ -183,7 +183,9 @@ static bool tsc_busy(FAR struct ads7843e_config_s *state)
   static bool last = (bool)-1;
 #endif
 
-  /* REVISIT:  This might need to be inverted */
+  /* BUSY is high impedance when CS is high (not selected).  When CS is
+   * is low, BUSY is active high.
+   */
 
   bool busy = sam_gpioread(GPIO_TCS_BUSY);
 #if defined(CONFIG_DEBUG_INPUT) && defined(CONFIG_DEBUG_VERBOSE)
diff --git a/nuttx/configs/sam3u-ek/touchscreen/Make.defs b/nuttx/configs/sam3u-ek/touchscreen/Make.defs
deleted file mode 100644
index 436d316c8..000000000
--- a/nuttx/configs/sam3u-ek/touchscreen/Make.defs
+++ /dev/null
@@ -1,109 +0,0 @@
-############################################################################
-# configs/sam3u-ek/touchscreen/Make.defs
-#
-#   Copyright (C) 2011 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}"
-  MAXOPTIMIZATION = -O2
-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
-else
-  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/nuttx/configs/sam3u-ek/touchscreen/defconfig b/nuttx/configs/sam3u-ek/touchscreen/defconfig
deleted file mode 100644
index f2d933864..000000000
--- a/nuttx/configs/sam3u-ek/touchscreen/defconfig
+++ /dev/null
@@ -1,768 +0,0 @@
-#
-# Automatically generated file; DO NOT EDIT.
-# Nuttx/ Configuration
-#
-CONFIG_NUTTX_NEWCONFIG=y
-
-#
-# Build Setup
-#
-# CONFIG_EXPERIMENTAL is not set
-CONFIG_HOST_LINUX=y
-# CONFIG_HOST_OSX is not set
-# CONFIG_HOST_WINDOWS is not set
-# CONFIG_HOST_OTHER is not set
-
-#
-# Build Configuration
-#
-# CONFIG_APPS_DIR="../apps"
-# 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
-
-#
-# Customize Header Files
-#
-# 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_DEBUG_SYMBOLS is not set
-
-#
-# System Type
-#
-# CONFIG_ARCH_8051 is not set
-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_C5471 is not set
-# CONFIG_ARCH_CHIP_CALYPSO is not set
-# CONFIG_ARCH_CHIP_DM320 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_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_SAM34=y
-# CONFIG_ARCH_CHIP_STM32 is not set
-# CONFIG_ARCH_CHIP_STR71X is not set
-CONFIG_ARCH_CORTEXM3=y
-CONFIG_ARCH_FAMILY="armv7-m"
-CONFIG_ARCH_CHIP="sam34"
-# CONFIG_ARMV7M_USEBASEPRI is not set
-CONFIG_ARCH_HAVE_MPU=y
-# CONFIG_ARMV7M_MPU is not set
-
-#
-# ARMV7M Configuration Options
-#
-CONFIG_ARMV7M_TOOLCHAIN_BUILDROOT=y
-# CONFIG_ARMV7M_TOOLCHAIN_CODEREDL is not set
-# CONFIG_ARMV7M_TOOLCHAIN_CODESOURCERYL is not set
-# CONFIG_ARMV7M_TOOLCHAIN_GNU_EABI is not set
-CONFIG_ARMV7M_OABI_TOOLCHAIN=y
-
-#
-# AT91SAM3/SAM4 Configuration Options
-#
-CONFIG_ARCH_CHIP_AT91SAM3U4E=y
-CONFIG_ARCH_CHIP_SAM3U=y
-
-#
-# AT91SAM3 Peripheral Support
-#
-# CONFIG_SAM34_DMA is not set
-# CONFIG_SAM34_NAND is not set
-# CONFIG_SAM34_HSMCI is not set
-CONFIG_SAM34_UART=y
-# CONFIG_SAM34_USART0 is not set
-# CONFIG_SAM34_USART1 is not set
-# CONFIG_SAM34_USART2 is not set
-# CONFIG_SAM34_USART3 is not set
-CONFIG_SAM34_SPI=y
-
-#
-# AT91SAM3 UART Configuration
-#
-
-#
-# AT91SAM3 GPIO Interrupt Configuration
-#
-CONFIG_GPIOA_IRQ=y
-# CONFIG_GPIOB_IRQ is not set
-# CONFIG_GPIOC_IRQ is not set
-
-#
-# External Memory Configuration
-#
-
-#
-# Architecture Options
-#
-# CONFIG_ARCH_NOINTC is not set
-# CONFIG_ARCH_VECNOTIRQ is not set
-# CONFIG_ARCH_DMA is not set
-CONFIG_ARCH_IRQPRIO=y
-# CONFIG_CUSTOM_STACK is not set
-# CONFIG_ADDRENV is not set
-CONFIG_ARCH_HAVE_VFORK=y
-CONFIG_ARCH_STACKDUMP=y
-# CONFIG_ENDIAN_BIG 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=4768
-# CONFIG_ARCH_CALIBRATION is not set
-CONFIG_DRAM_START=0x20000000
-CONFIG_DRAM_SIZE=32768
-CONFIG_ARCH_HAVE_INTERRUPTSTACK=y
-CONFIG_ARCH_INTERRUPTSTACK=0
-
-#
-# 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
-
-#
-# Board Selection
-#
-CONFIG_ARCH_BOARD_SAM3UEK=y
-# CONFIG_ARCH_BOARD_CUSTOM is not set
-CONFIG_ARCH_BOARD="sam3u-ek"
-
-#
-# 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 is not set
-CONFIG_NSH_MMCSDMINOR=0
-
-#
-# Board-Specific Options
-#
-
-#
-# RTOS Features
-#
-# CONFIG_BOARD_INITIALIZE is not set
-CONFIG_MSEC_PER_TICK=10
-CONFIG_RR_INTERVAL=200
-# CONFIG_SCHED_INSTRUMENTATION is not set
-CONFIG_TASK_NAME_SIZE=0
-# CONFIG_SCHED_HAVE_PARENT is not set
-# CONFIG_JULIAN_TIME is not set
-CONFIG_START_YEAR=2011
-CONFIG_START_MONTH=9
-CONFIG_START_DAY=30
-CONFIG_DEV_CONSOLE=y
-# CONFIG_MUTEX_TYPES is not set
-# CONFIG_PRIORITY_INHERITANCE is not set
-# CONFIG_FDCLONE_DISABLE is not set
-# CONFIG_FDCLONE_STDIO is not set
-CONFIG_SDCLONE_DISABLE=y
-CONFIG_SCHED_WAITPID=y
-# CONFIG_SCHED_STARTHOOK is not set
-# CONFIG_SCHED_ATEXIT is not set
-# CONFIG_SCHED_ONEXIT is not set
-CONFIG_USER_ENTRYPOINT="nsh_main"
-CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
-# 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
-
-#
-# Signal Numbers
-#
-CONFIG_SIG_SIGUSR1=1
-CONFIG_SIG_SIGUSR2=2
-CONFIG_SIG_SIGALARM=3
-CONFIG_SIG_SIGCONDTIMEDOUT=16
-CONFIG_SIG_SIGWORK=17
-
-#
-# Sizes of configurable things (0 disables)
-#
-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_PREALLOC_MQ_MSGS=4
-CONFIG_MQ_MAXMSGSIZE=32
-CONFIG_MAX_WDOGPARMS=2
-CONFIG_PREALLOC_WDOGS=4
-CONFIG_PREALLOC_TIMERS=4
-
-#
-# Stack and heap information
-#
-CONFIG_IDLETHREAD_STACKSIZE=1024
-CONFIG_USERMAIN_STACKSIZE=2048
-CONFIG_PTHREAD_STACK_MIN=256
-CONFIG_PTHREAD_STACK_DEFAULT=2048
-
-#
-# Device Drivers
-#
-CONFIG_DISABLE_POLL=y
-CONFIG_DEV_NULL=y
-# CONFIG_DEV_ZERO is not set
-# CONFIG_LOOP is not set
-# CONFIG_RAMDISK is not set
-# CONFIG_CAN is not set
-# CONFIG_PWM is not set
-# CONFIG_I2C is not set
-CONFIG_SPI=y
-# CONFIG_SPI_OWNBUS is not set
-CONFIG_SPI_EXCHANGE=y
-# CONFIG_SPI_CMDDATA is not set
-# CONFIG_RTC is not set
-# CONFIG_WATCHDOG is not set
-# CONFIG_ANALOG is not set
-# CONFIG_AUDIO_DEVICES is not set
-# CONFIG_BCH is not set
-CONFIG_INPUT=y
-# CONFIG_INPUT_TSC2007 is not set
-CONFIG_INPUT_ADS7843E=y
-# CONFIG_ADS7843E_MULTIPLE is not set
-CONFIG_ADS7843E_SPIDEV=0
-CONFIG_ADS7843E_DEVMINOR=0
-CONFIG_ADS7843E_SPIMODE=0
-CONFIG_ADS7843E_FREQUENCY=100000
-# CONFIG_ADS7843E_SWAPXY is not set
-CONFIG_ADS7843E_THRESHX=12
-CONFIG_ADS7843E_THRESHY=12
-# CONFIG_INPUT_STMPE811 is not set
-CONFIG_LCD=y
-
-#
-# Common LCD Settings
-#
-# CONFIG_LCD_NOGETRUN is not set
-CONFIG_LCD_MAXCONTRAST=1
-CONFIG_LCD_MAXPOWER=31
-
-#
-# Graphic LCD Devices
-#
-# CONFIG_LCD_P14201 is not set
-# CONFIG_LCD_NOKIA6100 is not set
-# CONFIG_LCD_MIO283QT2 is not set
-# CONFIG_LCD_UG9664HSWAG01 is not set
-# CONFIG_LCD_ST7567 is not set
-# CONFIG_LCD_UG2864AMBAG01 is not set
-# CONFIG_LCD_SSD1289 is not set
-# CONFIG_LCD_LANDSCAPE is not set
-CONFIG_LCD_PORTRAIT=y
-# CONFIG_LCD_RPORTRAIT is not set
-# CONFIG_LCD_RLANDSCAPE is not set
-
-#
-# Alphanumeric/Segment LCD Devices
-#
-# CONFIG_LCD_LCD1602 is not set
-# CONFIG_MMCSD is not set
-# CONFIG_MTD is not set
-# CONFIG_PIPES is not set
-# CONFIG_PM is not set
-# CONFIG_POWER is not set
-# CONFIG_SENSORS is not set
-CONFIG_SERIAL=y
-# CONFIG_DEV_LOWCONSOLE is not set
-# CONFIG_16550_UART is not set
-CONFIG_ARCH_HAVE_UART=y
-CONFIG_MCU_SERIAL=y
-CONFIG_STANDARD_SERIAL=y
-CONFIG_UART_SERIAL_CONSOLE=y
-# CONFIG_NO_SERIAL_CONSOLE is not set
-
-#
-# UART Configuration
-#
-CONFIG_UART_RXBUFSIZE=256
-CONFIG_UART_TXBUFSIZE=256
-CONFIG_UART_BAUD=115200
-CONFIG_UART_BITS=8
-CONFIG_UART_PARITY=0
-CONFIG_UART_2STOP=0
-# 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_NET is not set
-
-#
-# File Systems
-#
-
-#
-# File system configuration
-#
-# CONFIG_DISABLE_MOUNTPOINT is not set
-# CONFIG_FS_RAMMAP is not set
-CONFIG_FS_FAT=y
-CONFIG_FAT_LCNAMES=y
-CONFIG_FAT_LFN=y
-CONFIG_FAT_MAXFNAME=32
-# CONFIG_FS_FATTIME is not set
-# CONFIG_FAT_DMAMEMORY 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
-
-#
-# System Logging
-#
-# CONFIG_SYSLOG_ENABLE is not set
-# CONFIG_SYSLOG is not set
-
-#
-# Graphics Support
-#
-CONFIG_NX=y
-CONFIG_NX_LCDDRIVER=y
-CONFIG_NX_NPLANES=1
-# CONFIG_NX_WRITEONLY is not set
-
-#
-# Supported Pixel Depths
-#
-CONFIG_NX_DISABLE_1BPP=y
-CONFIG_NX_DISABLE_2BPP=y
-CONFIG_NX_DISABLE_4BPP=y
-CONFIG_NX_DISABLE_8BPP=y
-# CONFIG_NX_DISABLE_16BPP is not set
-CONFIG_NX_DISABLE_24BPP=y
-CONFIG_NX_DISABLE_32BPP=y
-# CONFIG_NX_PACKEDMSFIRST is not set
-
-#
-# Input Devices
-#
-CONFIG_NX_MOUSE=y
-CONFIG_NX_KBD=y
-
-#
-# Framed Window Borders
-#
-CONFIG_NXTK_BORDERWIDTH=4
-CONFIG_NXTK_BORDERCOLOR1=0
-CONFIG_NXTK_BORDERCOLOR2=0
-CONFIG_NXTK_BORDERCOLOR3=0
-# CONFIG_NXTK_AUTORAISE is not set
-
-#
-# Font Selections
-#
-CONFIG_NXFONTS_CHARBITS=7
-# CONFIG_NXFONT_MONO5X8 is not set
-# CONFIG_NXFONT_SANS17X22 is not set
-# CONFIG_NXFONT_SANS20X26 is not set
-CONFIG_NXFONT_SANS23X27=y
-# CONFIG_NXFONT_SANS22X29 is not set
-# CONFIG_NXFONT_SANS28X37 is not set
-# CONFIG_NXFONT_SANS39X48 is not set
-# CONFIG_NXFONT_SANS17X23B is not set
-# CONFIG_NXFONT_SANS20X27B is not set
-# CONFIG_NXFONT_SANS22X29B is not set
-# CONFIG_NXFONT_SANS28X37B is not set
-# CONFIG_NXFONT_SANS40X49B is not set
-# CONFIG_NXFONT_SERIF22X29 is not set
-# CONFIG_NXFONT_SERIF29X37 is not set
-# CONFIG_NXFONT_SERIF38X48 is not set
-# CONFIG_NXFONT_SERIF22X28B is not set
-# CONFIG_NXFONT_SERIF27X38B is not set
-# CONFIG_NXFONT_SERIF38X49B is not set
-# CONFIG_NXCONSOLE is not set
-
-#
-# NX Multi-user only options
-#
-# CONFIG_NX_MULTIUSER is not set
-
-#
-# Memory Management
-#
-# CONFIG_MM_MULTIHEAP is not set
-# CONFIG_MM_SMALL is not set
-CONFIG_MM_REGIONS=3
-# CONFIG_GRAN is not set
-
-#
-# Audio Support
-#
-# CONFIG_AUDIO is not set
-
-#
-# Binary Formats
-#
-# 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 is not set
-# CONFIG_NOPRINTF_FIELDWIDTH is not set
-# CONFIG_LIBC_FLOATINGPOINT 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_LIB_SENDFILE_BUFSIZE=512
-# CONFIG_ARCH_ROMGETC is not set
-# CONFIG_ARCH_OPTIMIZED_FUNCTIONS is not set
-
-#
-# Non-standard Library Support
-#
-CONFIG_SCHED_WORKQUEUE=y
-CONFIG_SCHED_HPWORK=y
-CONFIG_SCHED_WORKPRIORITY=192
-CONFIG_SCHED_WORKPERIOD=50000
-CONFIG_SCHED_WORKSTACKSIZE=1024
-# CONFIG_SCHED_LPWORK is not set
-# 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_COMPOSITE 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_LCDRW is not set
-# CONFIG_EXAMPLES_MM is not set
-# CONFIG_EXAMPLES_MODBUS is not set
-# CONFIG_EXAMPLES_MOUNT is not set
-# CONFIG_EXAMPLES_NRF24L01TERM is not set
-CONFIG_EXAMPLES_NSH=y
-# CONFIG_EXAMPLES_NULL is not set
-CONFIG_EXAMPLES_NX=y
-CONFIG_EXAMPLES_NX_BUILTIN=y
-CONFIG_EXAMPLES_NX_VPLANE=0
-CONFIG_EXAMPLES_NX_DEVNO=0
-# CONFIG_EXAMPLES_NX_DEFAULT_COLORS is not set
-CONFIG_EXAMPLES_NX_BGCOLOR=0x7b5d
-CONFIG_EXAMPLES_NX_COLOR1=0xe73f
-CONFIG_EXAMPLES_NX_COLOR2=0xdefb
-CONFIG_EXAMPLES_NX_TBCOLOR=0xad55
-CONFIG_EXAMPLES_NX_FONTCOLOR=0x0000
-CONFIG_EXAMPLES_NX_DEFAULT_FONT=y
-CONFIG_EXAMPLES_NX_BPP=16
-# CONFIG_EXAMPLES_NX_RAWWINDOWS is not set
-# CONFIG_EXAMPLES_NX_EXTERNINIT is not set
-# CONFIG_EXAMPLES_NXCONSOLE is not set
-# CONFIG_EXAMPLES_NXFFS is not set
-# CONFIG_EXAMPLES_NXFLAT is not set
-CONFIG_EXAMPLES_NXHELLO=y
-CONFIG_EXAMPLES_NXHELLO_VPLANE=0
-CONFIG_EXAMPLES_NXHELLO_DEVNO=0
-CONFIG_EXAMPLES_NXHELLO_BPP=16
-
-#
-# Example Color Configuration
-#
-# CONFIG_EXAMPLES_NXHELLO_DEFAULT_COLORS is not set
-CONFIG_EXAMPLES_NXHELLO_BGCOLOR=0x0011
-CONFIG_EXAMPLES_NXHELLO_FONTCOLOR=0xffdf
-
-#
-# Example Font Configuration
-#
-# CONFIG_EXAMPLES_NXHELLO_DEFAULT_FONT is not set
-CONFIG_EXAMPLES_NXHELLO_FONTID=6
-# CONFIG_EXAMPLES_NXHELLO_EXTERNINIT 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_PASHELLO 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_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=y
-CONFIG_EXAMPLES_TOUCHSCREEN_MINOR=0
-CONFIG_EXAMPLES_TOUCHSCREEN_DEVPATH="/dev/input0"
-CONFIG_EXAMPLES_TOUCHSCREEN_NSAMPLES=25
-# CONFIG_EXAMPLES_UDP is not set
-# CONFIG_EXAMPLES_UIP is not set
-# CONFIG_EXAMPLES_USBSERIAL is not set
-# CONFIG_EXAMPLES_USBMSC is not set
-# CONFIG_EXAMPLES_USBTERM is not set
-# CONFIG_EXAMPLES_WATCHDOG is not set
-
-#
-# Graphics Support
-#
-# CONFIG_TIFF is not set
-
-#
-# Interpreters
-#
-# CONFIG_INTERPRETERS_FICL is not set
-# CONFIG_INTERPRETERS_PCODE 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_RESOLV 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_UIPLIB is not set
-# CONFIG_NETUTILS_WEBCLIENT is not set
-
-#
-# FreeModBus
-#
-# CONFIG_MODBUS is not set
-
-#
-# NSH Library
-#
-CONFIG_NSH_LIBRARY=y
-CONFIG_NSH_BUILTIN_APPS=y
-
-#
-# Disable Individual commands
-#
-# CONFIG_NSH_DISABLE_CAT is not set
-# CONFIG_NSH_DISABLE_CD is not set
-# CONFIG_NSH_DISABLE_CP is not set
-# CONFIG_NSH_DISABLE_DD 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_MKFATFS 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_NSFMOUNT is not set
-# CONFIG_NSH_DISABLE_PS is not set
-# CONFIG_NSH_DISABLE_PING 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 is not set
-CONFIG_NSH_CODECS_BUFSIZE=128
-CONFIG_NSH_FILEIOSIZE=512
-CONFIG_NSH_LINELEN=64
-CONFIG_NSH_NESTDEPTH=3
-# CONFIG_NSH_DISABLESCRIPT is not set
-# CONFIG_NSH_DISABLEBG is not set
-CONFIG_NSH_CONSOLE=y
-
-#
-# USB Trace Support
-#
-# CONFIG_NSH_CONDEV is not set
-# CONFIG_NSH_ARCHINIT is not set
-
-#
-# NxWidgets/NxWM
-#
-
-#
-# System NSH Add-Ons
-#
-
-#
-# Custom Free Memory Command
-#
-# CONFIG_SYSTEM_FREE is not set
-
-#
-# I2C tool
-#
-
-#
-# FLASH Program Installation
-#
-# CONFIG_SYSTEM_INSTALL is not set
-
-#
-# FLASH Erase-all Command
-#
-
-#
-# readline()
-#
-CONFIG_SYSTEM_READLINE=y
-CONFIG_READLINE_ECHO=y
-
-#
-# Power Off
-#
-# CONFIG_SYSTEM_POWEROFF is not set
-
-#
-# RAMTRON
-#
-# CONFIG_SYSTEM_RAMTRON is not set
-
-#
-# SD Card
-#
-# CONFIG_SYSTEM_SDCARD is not set
-
-#
-# Sysinfo
-#
-# CONFIG_SYSTEM_SYSINFO is not set
-
-#
-# USB Monitor
-#
diff --git a/nuttx/configs/sam3u-ek/touchscreen/setenv.sh b/nuttx/configs/sam3u-ek/touchscreen/setenv.sh
deleted file mode 100755
index 868c4de38..000000000
--- a/nuttx/configs/sam3u-ek/touchscreen/setenv.sh
+++ /dev/null
@@ -1,47 +0,0 @@
-#!/bin/bash
-# configs/sam3u-ek/toolchain/setenv.sh
-#
-#   Copyright (C) 2010 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 [ "$(basename $0)" = "setenv.sh" ] ; then
-  echo "You must source this script, not run it!" 1>&2
-  exit 1
-fi
-
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
-WD=`pwd`
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:/sbin:/usr/sbin:${PATH_ORIG}"
-
-echo "PATH : ${PATH}"
-