Update documentation, change CONFIG_EXAMPLES_NSH to CONFIG_NSH

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3394 42af7a65-404d-4744-a932-0658087f49c3

5 files changed, 196 insertions, 196 deletions

diff --git a/nuttx/configs/sam3u-ek/nsh/defconfig b/nuttx/configs/sam3u-ek/nsh/defconfig
index 61f49da6c..8b2cf20e3 100755
--- a/nuttx/configs/sam3u-ek/nsh/defconfig
+++ b/nuttx/configs/sam3u-ek/nsh/defconfig
@@ -743,71 +743,71 @@ CONFIG_EXAMPLES_OSTEST_STACKSIZE=2048
 CONFIG_EXAMPLES_OSTEST_NBARRIER_THREADS=3
 
 #
-# Settings for examples/nsh
-#
-# CONFIG_EXAMPLES_NSH_FILEIOSIZE - Size of a static I/O buffer
-# CONFIG_EXAMPLES_NSH_STRERROR - Use strerror(errno)
-# CONFIG_EXAMPLES_NSH_LINELEN - Maximum length of one command line
-# CONFIG_EXAMPLES_NSH_STACKSIZE - Stack size to use for new threads.
-# CONFIG_EXAMPLES_NSH_NESTDEPTH - Max number of nested if-then[-else]-fi
-# CONFIG_EXAMPLES_NSH_DISABLESCRIPT - Disable scripting support
-# CONFIG_EXAMPLES_NSH_DISABLEBG - Disable background commands
-# CONFIG_EXAMPLES_NSH_ROMFSETC - Use startup script in /etc
-# CONFIG_EXAMPLES_NSH_CONSOLE - Use serial console front end
-# CONFIG_EXAMPLES_NSH_TELNET - Use telnetd console front end
-# CONFIG_EXAMPLES_NSH_ARCHINIT - Platform provides architecture
+# Settings for apps/nshlib
+#
+# CONFIG_NSH_FILEIOSIZE - Size of a static I/O buffer
+# CONFIG_NSH_STRERROR - Use strerror(errno)
+# CONFIG_NSH_LINELEN - Maximum length of one command line
+# CONFIG_NSH_STACKSIZE - Stack size to use for new threads.
+# CONFIG_NSH_NESTDEPTH - Max number of nested if-then[-else]-fi
+# CONFIG_NSH_DISABLESCRIPT - Disable scripting support
+# CONFIG_NSH_DISABLEBG - Disable background commands
+# CONFIG_NSH_ROMFSETC - Use startup script in /etc
+# CONFIG_NSH_CONSOLE - Use serial console front end
+# CONFIG_NSH_TELNET - Use telnetd console front end
+# CONFIG_NSH_ARCHINIT - Platform provides architecture
 #   specific initialization (nsh_archinitialize()).
 #
-# If CONFIG_EXAMPLES_NSH_TELNET is selected:
-# CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE -- Telnetd I/O buffer size
-# CONFIG_EXAMPLES_NSH_DHCPC - Obtain address using DHCP
-# CONFIG_EXAMPLES_NSH_IPADDR - Provides static IP address
-# CONFIG_EXAMPLES_NSH_DRIPADDR - Provides static router IP address
-# CONFIG_EXAMPLES_NSH_NETMASK - Provides static network mask
-# CONFIG_EXAMPLES_NSH_NOMAC - Use a bogus MAC address
-#
-# If CONFIG_EXAMPLES_NSH_ROMFSETC is selected:
-# CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT - ROMFS mountpoint
-# CONFIG_EXAMPLES_NSH_INITSCRIPT - Relative path to init script
-# CONFIG_EXAMPLES_NSH_ROMFSDEVNO - ROMFS RAM device minor
-# CONFIG_EXAMPLES_NSH_ROMFSSECTSIZE - ROMF sector size
-# CONFIG_EXAMPLES_NSH_FATDEVNO - FAT FS RAM device minor
-# CONFIG_EXAMPLES_NSH_FATSECTSIZE - FAT FS sector size
-# CONFIG_EXAMPLES_NSH_FATNSECTORS - FAT FS number of sectors
-# CONFIG_EXAMPLES_NSH_FATMOUNTPT - FAT FS mountpoint
-#
-CONFIG_EXAMPLES_NSH_FILEIOSIZE=512
-CONFIG_EXAMPLES_NSH_STRERROR=n
-CONFIG_EXAMPLES_NSH_LINELEN=64
-CONFIG_EXAMPLES_NSH_STACKSIZE=2048
-CONFIG_EXAMPLES_NSH_NESTDEPTH=3
-CONFIG_EXAMPLES_NSH_DISABLESCRIPT=n
-CONFIG_EXAMPLES_NSH_DISABLEBG=n
-CONFIG_EXAMPLES_NSH_ROMFSETC=n
-CONFIG_EXAMPLES_NSH_CONSOLE=y
-CONFIG_EXAMPLES_NSH_TELNET=n
-CONFIG_EXAMPLES_NSH_ARCHINIT=n
-CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE=512
-CONFIG_EXAMPLES_NSH_DHCPC=n
-CONFIG_EXAMPLES_NSH_NOMAC=n
-CONFIG_EXAMPLES_NSH_IPADDR=(10<<24|0<<16|0<<8|2)
-CONFIG_EXAMPLES_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1)
-CONFIG_EXAMPLES_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
-CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT="/etc"
-CONFIG_EXAMPLES_NSH_INITSCRIPT="init.d/rcS"
-CONFIG_EXAMPLES_NSH_ROMFSDEVNO=0
-CONFIG_EXAMPLES_NSH_ROMFSSECTSIZE=64
-CONFIG_EXAMPLES_NSH_FATDEVNO=1
-CONFIG_EXAMPLES_NSH_FATSECTSIZE=512
-CONFIG_EXAMPLES_NSH_FATNSECTORS=1024
-CONFIG_EXAMPLES_NSH_FATMOUNTPT=/tmp
+# If CONFIG_NSH_TELNET is selected:
+# CONFIG_NSH_IOBUFFER_SIZE -- Telnetd I/O buffer size
+# CONFIG_NSH_DHCPC - Obtain address using DHCP
+# CONFIG_NSH_IPADDR - Provides static IP address
+# CONFIG_NSH_DRIPADDR - Provides static router IP address
+# CONFIG_NSH_NETMASK - Provides static network mask
+# CONFIG_NSH_NOMAC - Use a bogus MAC address
+#
+# If CONFIG_NSH_ROMFSETC is selected:
+# CONFIG_NSH_ROMFSMOUNTPT - ROMFS mountpoint
+# CONFIG_NSH_INITSCRIPT - Relative path to init script
+# CONFIG_NSH_ROMFSDEVNO - ROMFS RAM device minor
+# CONFIG_NSH_ROMFSSECTSIZE - ROMF sector size
+# CONFIG_NSH_FATDEVNO - FAT FS RAM device minor
+# CONFIG_NSH_FATSECTSIZE - FAT FS sector size
+# CONFIG_NSH_FATNSECTORS - FAT FS number of sectors
+# CONFIG_NSH_FATMOUNTPT - FAT FS mountpoint
+#
+CONFIG_NSH_FILEIOSIZE=512
+CONFIG_NSH_STRERROR=n
+CONFIG_NSH_LINELEN=64
+CONFIG_NSH_STACKSIZE=2048
+CONFIG_NSH_NESTDEPTH=3
+CONFIG_NSH_DISABLESCRIPT=n
+CONFIG_NSH_DISABLEBG=n
+CONFIG_NSH_ROMFSETC=n
+CONFIG_NSH_CONSOLE=y
+CONFIG_NSH_TELNET=n
+CONFIG_NSH_ARCHINIT=n
+CONFIG_NSH_IOBUFFER_SIZE=512
+CONFIG_NSH_DHCPC=n
+CONFIG_NSH_NOMAC=n
+CONFIG_NSH_IPADDR=(10<<24|0<<16|0<<8|2)
+CONFIG_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1)
+CONFIG_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
+CONFIG_NSH_ROMFSMOUNTPT="/etc"
+CONFIG_NSH_INITSCRIPT="init.d/rcS"
+CONFIG_NSH_ROMFSDEVNO=0
+CONFIG_NSH_ROMFSSECTSIZE=64
+CONFIG_NSH_FATDEVNO=1
+CONFIG_NSH_FATSECTSIZE=512
+CONFIG_NSH_FATNSECTORS=1024
+CONFIG_NSH_FATMOUNTPT=/tmp
 
 #
 # Architecture-specific NSH options
 #
-CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO=0
-CONFIG_EXAMPLES_NSH_MMCSDSLOTNO=0
-CONFIG_EXAMPLES_NSH_MMCSDMINOR=0
+CONFIG_NSH_MMCSDSPIPORTNO=0
+CONFIG_NSH_MMCSDSLOTNO=0
+CONFIG_NSH_MMCSDMINOR=0
 
 #
 # Settings for examples/usbserial
diff --git a/nuttx/configs/sam3u-ek/nx/defconfig b/nuttx/configs/sam3u-ek/nx/defconfig
index 12ae973c8..42d2dc9b2 100755
--- a/nuttx/configs/sam3u-ek/nx/defconfig
+++ b/nuttx/configs/sam3u-ek/nx/defconfig
@@ -752,71 +752,71 @@ CONFIG_EXAMPLES_OSTEST_STACKSIZE=2048
 CONFIG_EXAMPLES_OSTEST_NBARRIER_THREADS=3
 
 #
-# Settings for examples/nsh
-#
-# CONFIG_EXAMPLES_NSH_FILEIOSIZE - Size of a static I/O buffer
-# CONFIG_EXAMPLES_NSH_STRERROR - Use strerror(errno)
-# CONFIG_EXAMPLES_NSH_LINELEN - Maximum length of one command line
-# CONFIG_EXAMPLES_NSH_STACKSIZE - Stack size to use for new threads.
-# CONFIG_EXAMPLES_NSH_NESTDEPTH - Max number of nested if-then[-else]-fi
-# CONFIG_EXAMPLES_NSH_DISABLESCRIPT - Disable scripting support
-# CONFIG_EXAMPLES_NSH_DISABLEBG - Disable background commands
-# CONFIG_EXAMPLES_NSH_ROMFSETC - Use startup script in /etc
-# CONFIG_EXAMPLES_NSH_CONSOLE - Use serial console front end
-# CONFIG_EXAMPLES_NSH_TELNET - Use telnetd console front end
-# CONFIG_EXAMPLES_NSH_ARCHINIT - Platform provides architecture
+# Settings for apps/nshlib
+#
+# CONFIG_NSH_FILEIOSIZE - Size of a static I/O buffer
+# CONFIG_NSH_STRERROR - Use strerror(errno)
+# CONFIG_NSH_LINELEN - Maximum length of one command line
+# CONFIG_NSH_STACKSIZE - Stack size to use for new threads.
+# CONFIG_NSH_NESTDEPTH - Max number of nested if-then[-else]-fi
+# CONFIG_NSH_DISABLESCRIPT - Disable scripting support
+# CONFIG_NSH_DISABLEBG - Disable background commands
+# CONFIG_NSH_ROMFSETC - Use startup script in /etc
+# CONFIG_NSH_CONSOLE - Use serial console front end
+# CONFIG_NSH_TELNET - Use telnetd console front end
+# CONFIG_NSH_ARCHINIT - Platform provides architecture
 #   specific initialization (nsh_archinitialize()).
 #
-# If CONFIG_EXAMPLES_NSH_TELNET is selected:
-# CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE -- Telnetd I/O buffer size
-# CONFIG_EXAMPLES_NSH_DHCPC - Obtain address using DHCP
-# CONFIG_EXAMPLES_NSH_IPADDR - Provides static IP address
-# CONFIG_EXAMPLES_NSH_DRIPADDR - Provides static router IP address
-# CONFIG_EXAMPLES_NSH_NETMASK - Provides static network mask
-# CONFIG_EXAMPLES_NSH_NOMAC - Use a bogus MAC address
-#
-# If CONFIG_EXAMPLES_NSH_ROMFSETC is selected:
-# CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT - ROMFS mountpoint
-# CONFIG_EXAMPLES_NSH_INITSCRIPT - Relative path to init script
-# CONFIG_EXAMPLES_NSH_ROMFSDEVNO - ROMFS RAM device minor
-# CONFIG_EXAMPLES_NSH_ROMFSSECTSIZE - ROMF sector size
-# CONFIG_EXAMPLES_NSH_FATDEVNO - FAT FS RAM device minor
-# CONFIG_EXAMPLES_NSH_FATSECTSIZE - FAT FS sector size
-# CONFIG_EXAMPLES_NSH_FATNSECTORS - FAT FS number of sectors
-# CONFIG_EXAMPLES_NSH_FATMOUNTPT - FAT FS mountpoint
-#
-CONFIG_EXAMPLES_NSH_FILEIOSIZE=512
-CONFIG_EXAMPLES_NSH_STRERROR=n
-CONFIG_EXAMPLES_NSH_LINELEN=64
-CONFIG_EXAMPLES_NSH_STACKSIZE=2048
-CONFIG_EXAMPLES_NSH_NESTDEPTH=3
-CONFIG_EXAMPLES_NSH_DISABLESCRIPT=n
-CONFIG_EXAMPLES_NSH_DISABLEBG=n
-CONFIG_EXAMPLES_NSH_ROMFSETC=n
-CONFIG_EXAMPLES_NSH_CONSOLE=y
-CONFIG_EXAMPLES_NSH_TELNET=n
-CONFIG_EXAMPLES_NSH_ARCHINIT=n
-CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE=512
-CONFIG_EXAMPLES_NSH_DHCPC=n
-CONFIG_EXAMPLES_NSH_NOMAC=n
-CONFIG_EXAMPLES_NSH_IPADDR=(10<<24|0<<16|0<<8|2)
-CONFIG_EXAMPLES_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1)
-CONFIG_EXAMPLES_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
-CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT="/etc"
-CONFIG_EXAMPLES_NSH_INITSCRIPT="init.d/rcS"
-CONFIG_EXAMPLES_NSH_ROMFSDEVNO=0
-CONFIG_EXAMPLES_NSH_ROMFSSECTSIZE=64
-CONFIG_EXAMPLES_NSH_FATDEVNO=1
-CONFIG_EXAMPLES_NSH_FATSECTSIZE=512
-CONFIG_EXAMPLES_NSH_FATNSECTORS=1024
-CONFIG_EXAMPLES_NSH_FATMOUNTPT=/tmp
+# If CONFIG_NSH_TELNET is selected:
+# CONFIG_NSH_IOBUFFER_SIZE -- Telnetd I/O buffer size
+# CONFIG_NSH_DHCPC - Obtain address using DHCP
+# CONFIG_NSH_IPADDR - Provides static IP address
+# CONFIG_NSH_DRIPADDR - Provides static router IP address
+# CONFIG_NSH_NETMASK - Provides static network mask
+# CONFIG_NSH_NOMAC - Use a bogus MAC address
+#
+# If CONFIG_NSH_ROMFSETC is selected:
+# CONFIG_NSH_ROMFSMOUNTPT - ROMFS mountpoint
+# CONFIG_NSH_INITSCRIPT - Relative path to init script
+# CONFIG_NSH_ROMFSDEVNO - ROMFS RAM device minor
+# CONFIG_NSH_ROMFSSECTSIZE - ROMF sector size
+# CONFIG_NSH_FATDEVNO - FAT FS RAM device minor
+# CONFIG_NSH_FATSECTSIZE - FAT FS sector size
+# CONFIG_NSH_FATNSECTORS - FAT FS number of sectors
+# CONFIG_NSH_FATMOUNTPT - FAT FS mountpoint
+#
+CONFIG_NSH_FILEIOSIZE=512
+CONFIG_NSH_STRERROR=n
+CONFIG_NSH_LINELEN=64
+CONFIG_NSH_STACKSIZE=2048
+CONFIG_NSH_NESTDEPTH=3
+CONFIG_NSH_DISABLESCRIPT=n
+CONFIG_NSH_DISABLEBG=n
+CONFIG_NSH_ROMFSETC=n
+CONFIG_NSH_CONSOLE=y
+CONFIG_NSH_TELNET=n
+CONFIG_NSH_ARCHINIT=n
+CONFIG_NSH_IOBUFFER_SIZE=512
+CONFIG_NSH_DHCPC=n
+CONFIG_NSH_NOMAC=n
+CONFIG_NSH_IPADDR=(10<<24|0<<16|0<<8|2)
+CONFIG_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1)
+CONFIG_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
+CONFIG_NSH_ROMFSMOUNTPT="/etc"
+CONFIG_NSH_INITSCRIPT="init.d/rcS"
+CONFIG_NSH_ROMFSDEVNO=0
+CONFIG_NSH_ROMFSSECTSIZE=64
+CONFIG_NSH_FATDEVNO=1
+CONFIG_NSH_FATSECTSIZE=512
+CONFIG_NSH_FATNSECTORS=1024
+CONFIG_NSH_FATMOUNTPT=/tmp
 
 #
 # Architecture-specific NSH options
 #
-CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO=0
-CONFIG_EXAMPLES_NSH_MMCSDSLOTNO=0
-CONFIG_EXAMPLES_NSH_MMCSDMINOR=0
+CONFIG_NSH_MMCSDSPIPORTNO=0
+CONFIG_NSH_MMCSDSLOTNO=0
+CONFIG_NSH_MMCSDMINOR=0
 
 #
 # Settings for examples/usbserial
diff --git a/nuttx/configs/sam3u-ek/ostest/defconfig b/nuttx/configs/sam3u-ek/ostest/defconfig
index cdb31139f..1d5456a9a 100755
--- a/nuttx/configs/sam3u-ek/ostest/defconfig
+++ b/nuttx/configs/sam3u-ek/ostest/defconfig
@@ -741,71 +741,71 @@ CONFIG_EXAMPLES_OSTEST_STACKSIZE=2048
 CONFIG_EXAMPLES_OSTEST_NBARRIER_THREADS=3
 
 #
-# Settings for examples/nsh
-#
-# CONFIG_EXAMPLES_NSH_FILEIOSIZE - Size of a static I/O buffer
-# CONFIG_EXAMPLES_NSH_STRERROR - Use strerror(errno)
-# CONFIG_EXAMPLES_NSH_LINELEN - Maximum length of one command line
-# CONFIG_EXAMPLES_NSH_STACKSIZE - Stack size to use for new threads.
-# CONFIG_EXAMPLES_NSH_NESTDEPTH - Max number of nested if-then[-else]-fi
-# CONFIG_EXAMPLES_NSH_DISABLESCRIPT - Disable scripting support
-# CONFIG_EXAMPLES_NSH_DISABLEBG - Disable background commands
-# CONFIG_EXAMPLES_NSH_ROMFSETC - Use startup script in /etc
-# CONFIG_EXAMPLES_NSH_CONSOLE - Use serial console front end
-# CONFIG_EXAMPLES_NSH_TELNET - Use telnetd console front end
-# CONFIG_EXAMPLES_NSH_ARCHINIT - Platform provides architecture
+# Settings for apps/nshlib
+#
+# CONFIG_NSH_FILEIOSIZE - Size of a static I/O buffer
+# CONFIG_NSH_STRERROR - Use strerror(errno)
+# CONFIG_NSH_LINELEN - Maximum length of one command line
+# CONFIG_NSH_STACKSIZE - Stack size to use for new threads.
+# CONFIG_NSH_NESTDEPTH - Max number of nested if-then[-else]-fi
+# CONFIG_NSH_DISABLESCRIPT - Disable scripting support
+# CONFIG_NSH_DISABLEBG - Disable background commands
+# CONFIG_NSH_ROMFSETC - Use startup script in /etc
+# CONFIG_NSH_CONSOLE - Use serial console front end
+# CONFIG_NSH_TELNET - Use telnetd console front end
+# CONFIG_NSH_ARCHINIT - Platform provides architecture
 #   specific initialization (nsh_archinitialize()).
 #
-# If CONFIG_EXAMPLES_NSH_TELNET is selected:
-# CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE -- Telnetd I/O buffer size
-# CONFIG_EXAMPLES_NSH_DHCPC - Obtain address using DHCP
-# CONFIG_EXAMPLES_NSH_IPADDR - Provides static IP address
-# CONFIG_EXAMPLES_NSH_DRIPADDR - Provides static router IP address
-# CONFIG_EXAMPLES_NSH_NETMASK - Provides static network mask
-# CONFIG_EXAMPLES_NSH_NOMAC - Use a bogus MAC address
-#
-# If CONFIG_EXAMPLES_NSH_ROMFSETC is selected:
-# CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT - ROMFS mountpoint
-# CONFIG_EXAMPLES_NSH_INITSCRIPT - Relative path to init script
-# CONFIG_EXAMPLES_NSH_ROMFSDEVNO - ROMFS RAM device minor
-# CONFIG_EXAMPLES_NSH_ROMFSSECTSIZE - ROMF sector size
-# CONFIG_EXAMPLES_NSH_FATDEVNO - FAT FS RAM device minor
-# CONFIG_EXAMPLES_NSH_FATSECTSIZE - FAT FS sector size
-# CONFIG_EXAMPLES_NSH_FATNSECTORS - FAT FS number of sectors
-# CONFIG_EXAMPLES_NSH_FATMOUNTPT - FAT FS mountpoint
-#
-CONFIG_EXAMPLES_NSH_FILEIOSIZE=512
-CONFIG_EXAMPLES_NSH_STRERROR=n
-CONFIG_EXAMPLES_NSH_LINELEN=64
-CONFIG_EXAMPLES_NSH_STACKSIZE=2048
-CONFIG_EXAMPLES_NSH_NESTDEPTH=3
-CONFIG_EXAMPLES_NSH_DISABLESCRIPT=n
-CONFIG_EXAMPLES_NSH_DISABLEBG=n
-CONFIG_EXAMPLES_NSH_ROMFSETC=n
-CONFIG_EXAMPLES_NSH_CONSOLE=y
-CONFIG_EXAMPLES_NSH_TELNET=n
-CONFIG_EXAMPLES_NSH_ARCHINIT=n
-CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE=512
-CONFIG_EXAMPLES_NSH_DHCPC=n
-CONFIG_EXAMPLES_NSH_NOMAC=n
-CONFIG_EXAMPLES_NSH_IPADDR=(10<<24|0<<16|0<<8|2)
-CONFIG_EXAMPLES_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1)
-CONFIG_EXAMPLES_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
-CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT="/etc"
-CONFIG_EXAMPLES_NSH_INITSCRIPT="init.d/rcS"
-CONFIG_EXAMPLES_NSH_ROMFSDEVNO=0
-CONFIG_EXAMPLES_NSH_ROMFSSECTSIZE=64
-CONFIG_EXAMPLES_NSH_FATDEVNO=1
-CONFIG_EXAMPLES_NSH_FATSECTSIZE=512
-CONFIG_EXAMPLES_NSH_FATNSECTORS=1024
-CONFIG_EXAMPLES_NSH_FATMOUNTPT=/tmp
+# If CONFIG_NSH_TELNET is selected:
+# CONFIG_NSH_IOBUFFER_SIZE -- Telnetd I/O buffer size
+# CONFIG_NSH_DHCPC - Obtain address using DHCP
+# CONFIG_NSH_IPADDR - Provides static IP address
+# CONFIG_NSH_DRIPADDR - Provides static router IP address
+# CONFIG_NSH_NETMASK - Provides static network mask
+# CONFIG_NSH_NOMAC - Use a bogus MAC address
+#
+# If CONFIG_NSH_ROMFSETC is selected:
+# CONFIG_NSH_ROMFSMOUNTPT - ROMFS mountpoint
+# CONFIG_NSH_INITSCRIPT - Relative path to init script
+# CONFIG_NSH_ROMFSDEVNO - ROMFS RAM device minor
+# CONFIG_NSH_ROMFSSECTSIZE - ROMF sector size
+# CONFIG_NSH_FATDEVNO - FAT FS RAM device minor
+# CONFIG_NSH_FATSECTSIZE - FAT FS sector size
+# CONFIG_NSH_FATNSECTORS - FAT FS number of sectors
+# CONFIG_NSH_FATMOUNTPT - FAT FS mountpoint
+#
+CONFIG_NSH_FILEIOSIZE=512
+CONFIG_NSH_STRERROR=n
+CONFIG_NSH_LINELEN=64
+CONFIG_NSH_STACKSIZE=2048
+CONFIG_NSH_NESTDEPTH=3
+CONFIG_NSH_DISABLESCRIPT=n
+CONFIG_NSH_DISABLEBG=n
+CONFIG_NSH_ROMFSETC=n
+CONFIG_NSH_CONSOLE=y
+CONFIG_NSH_TELNET=n
+CONFIG_NSH_ARCHINIT=n
+CONFIG_NSH_IOBUFFER_SIZE=512
+CONFIG_NSH_DHCPC=n
+CONFIG_NSH_NOMAC=n
+CONFIG_NSH_IPADDR=(10<<24|0<<16|0<<8|2)
+CONFIG_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1)
+CONFIG_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
+CONFIG_NSH_ROMFSMOUNTPT="/etc"
+CONFIG_NSH_INITSCRIPT="init.d/rcS"
+CONFIG_NSH_ROMFSDEVNO=0
+CONFIG_NSH_ROMFSSECTSIZE=64
+CONFIG_NSH_FATDEVNO=1
+CONFIG_NSH_FATSECTSIZE=512
+CONFIG_NSH_FATNSECTORS=1024
+CONFIG_NSH_FATMOUNTPT=/tmp
 
 #
 # Architecture-specific NSH options
 #
-CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO=0
-CONFIG_EXAMPLES_NSH_MMCSDSLOTNO=0
-CONFIG_EXAMPLES_NSH_MMCSDMINOR=0
+CONFIG_NSH_MMCSDSPIPORTNO=0
+CONFIG_NSH_MMCSDSLOTNO=0
+CONFIG_NSH_MMCSDMINOR=0
 
 #
 # Settings for examples/usbserial
diff --git a/nuttx/configs/sam3u-ek/src/Makefile b/nuttx/configs/sam3u-ek/src/Makefile
index c80b99c8f..9aa681b8b 100755
--- a/nuttx/configs/sam3u-ek/src/Makefile
+++ b/nuttx/configs/sam3u-ek/src/Makefile
@@ -41,7 +41,7 @@ ASRCS		=
 AOBJS		= $(ASRCS:.S=$(OBJEXT))
 
 CSRCS		= up_boot.c up_leds.c up_buttons.c up_spi.c up_usbdev.c up_lcd.c
-ifeq ($(CONFIG_EXAMPLES_NSH_ARCHINIT),y)
+ifeq ($(CONFIG_NSH_ARCHINIT),y)
 CSRCS		+= up_nsh.c
 endif
 ifeq ($(CONFIG_SAM3U_HSMCI),y)
diff --git a/nuttx/configs/sam3u-ek/src/up_nsh.c b/nuttx/configs/sam3u-ek/src/up_nsh.c
index cb3665f90..842d8b762 100755
--- a/nuttx/configs/sam3u-ek/src/up_nsh.c
+++ b/nuttx/configs/sam3u-ek/src/up_nsh.c
@@ -62,26 +62,26 @@
 /* PORT and SLOT number probably depend on the board configuration */
 
 #ifdef CONFIG_ARCH_BOARD_SAM3UEK
-#  define CONFIG_EXAMPLES_NSH_HAVEUSBDEV 1
-#  define CONFIG_EXAMPLES_NSH_HAVEMMCSD  1
-#  if defined(CONFIG_EXAMPLES_NSH_MMCSDSLOTNO) && CONFIG_EXAMPLES_NSH_MMCSDSLOTNO != 0
+#  define CONFIG_NSH_HAVEUSBDEV 1
+#  define CONFIG_NSH_HAVEMMCSD  1
+#  if defined(CONFIG_NSH_MMCSDSLOTNO) && CONFIG_NSH_MMCSDSLOTNO != 0
 #    error "Only one MMC/SD slot"
-#    undef CONFIG_EXAMPLES_NSH_MMCSDSLOTNO
+#    undef CONFIG_NSH_MMCSDSLOTNO
 #  endif
-#  ifndef CONFIG_EXAMPLES_NSH_MMCSDSLOTNO
-#    define CONFIG_EXAMPLES_NSH_MMCSDSLOTNO 0
+#  ifndef CONFIG_NSH_MMCSDSLOTNO
+#    define CONFIG_NSH_MMCSDSLOTNO 0
 #  endif
 #else
    /* Add configuration for new SAM3U boards here */
 #  error "Unrecognized SAM3U board"
-#  undef CONFIG_EXAMPLES_NSH_HAVEUSBDEV
-#  undef CONFIG_EXAMPLES_NSH_HAVEMMCSD
+#  undef CONFIG_NSH_HAVEUSBDEV
+#  undef CONFIG_NSH_HAVEMMCSD
 #endif
 
 /* Can't support USB features if USB is not enabled */
 
 #ifndef CONFIG_USBDEV
-#  undef CONFIG_EXAMPLES_NSH_HAVEUSBDEV
+#  undef CONFIG_NSH_HAVEUSBDEV
 #endif
 
 /* Can't support MMC/SD features if mountpoints are disabled or if SDIO support
@@ -89,11 +89,11 @@
  */
 
 #if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_SAM3U_HSMCI)
-#  undef CONFIG_EXAMPLES_NSH_HAVEMMCSD
+#  undef CONFIG_NSH_HAVEMMCSD
 #endif
 
-#ifndef CONFIG_EXAMPLES_NSH_MMCSDMINOR
-#  define CONFIG_EXAMPLES_NSH_MMCSDMINOR 0
+#ifndef CONFIG_NSH_MMCSDMINOR
+#  define CONFIG_NSH_MMCSDMINOR 0
 #endif
 
 /* Debug ********************************************************************/
@@ -126,7 +126,7 @@
 
 int nsh_archinitialize(void)
 {
-#ifdef CONFIG_EXAMPLES_NSH_HAVEMMCSD
+#ifdef CONFIG_NSH_HAVEMMCSD
   FAR struct sdio_dev_s *sdio;
   int ret;
 
@@ -134,20 +134,20 @@ int nsh_archinitialize(void)
   /* First, get an instance of the SDIO interface */
 
   message("nsh_archinitialize: Initializing SDIO slot %d\n",
-          CONFIG_EXAMPLES_NSH_MMCSDSLOTNO);
-  sdio = sdio_initialize(CONFIG_EXAMPLES_NSH_MMCSDSLOTNO);
+          CONFIG_NSH_MMCSDSLOTNO);
+  sdio = sdio_initialize(CONFIG_NSH_MMCSDSLOTNO);
   if (!sdio)
     {
       message("nsh_archinitialize: Failed to initialize SDIO slot %d\n",
-              CONFIG_EXAMPLES_NSH_MMCSDSLOTNO);
+              CONFIG_NSH_MMCSDSLOTNO);
       return -ENODEV;
     }
 
   /* Now bind the SDIO interface to the MMC/SD driver */
 
   message("nsh_archinitialize: Bind SDIO to the MMC/SD driver, minor=%d\n",
-          CONFIG_EXAMPLES_NSH_MMCSDMINOR);
-  ret = mmcsd_slotinitialize(CONFIG_EXAMPLES_NSH_MMCSDMINOR, sdio);
+          CONFIG_NSH_MMCSDMINOR);
+  ret = mmcsd_slotinitialize(CONFIG_NSH_MMCSDMINOR, sdio);
   if (ret != OK)
     {
       message("nsh_archinitialize: Failed to bind SDIO to the MMC/SD driver: %d\n", ret);