Add compal_e99/nsh_highram_sercomm configuration

Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@no-log.org>

5 files changed, 601 insertions, 0 deletions

diff --git a/nuttx/configs/compal_e99/nsh_highram_sercomm/Make.defs b/nuttx/configs/compal_e99/nsh_highram_sercomm/Make.defs
new file mode 100644
index 0000000000..abaa7bc6a0
--- /dev/null
+++ b/nuttx/configs/compal_e99/nsh_highram_sercomm/Make.defs
@@ -0,0 +1,101 @@
+############################################################################
+# configs/c5471evm/nsh/Make.defs
+#
+#   Copyright (C) 2007, 2008, 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 ${TOPDIR}/tools/Config.mk
+
+ifeq ("${CONFIG_SERCOMM_CONSOLE}","y")
+OSMODIR			= $(TOPDIR)/../../osmocom-bb
+endif
+
+CROSSDEV		= arm-nuttx-elf-
+CC			= $(CROSSDEV)gcc
+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	= -Os -fno-strict-aliasing -fno-strength-reduce \
+			  -fomit-frame-pointer
+endif
+
+ifeq ($(ARCHCCMAJOR),4)
+  ARCHCPUFLAGS		= -mcpu=arm7tdmi -mfloat-abi=soft -fno-builtin
+else
+  ARCHCPUFLAGS		= -mapcs-32 -mcpu=arm7tdmi -msoft-float -fno-builtin
+endif
+ARCHPICFLAGS		= -fpic -msingle-pic-base -mpic-register=r10
+ARCHWARNINGS		= -Wall -Wstrict-prototypes -Wshadow
+ARCHDEFINES		=
+ARCHINCLUDES		= -I. -I$(OSMODIR)/src/shared/libosmocore/include -isystem $(TOPDIR)/include
+ARCHSCRIPT		= -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/nsh_highram_sercomm/ld.script
+
+CFLAGS			= $(ARCHWARNINGS) $(ARCHOPTIMIZATION) \
+			  $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe
+CPICFLAGS		= $(ARCHPICFLAGS) $(CFLAGS)
+CPPFLAGS		= $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
+AFLAGS			= $(CFLAGS) -D__ASSEMBLY__
+
+NXFLATLDFLAGS1		= -r -d -warn-common
+NXFLATLDFLAGS2		= $(NXFLATLDFLAGS1) \
+			  -T$(TOPDIR)/binfmt/libnxflat/gnu-nxflat-gotoff.ld \
+			  -no-check-sections
+LDNXFLATFLAGS		= -e main -s 2048
+
+OBJEXT			= .o
+LIBEXT			= .a
+EXEEXT			=
+
+ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
+  LDFLAGS		+= -g
+endif
+
+
+MKDEP			= $(TOPDIR)/tools/mkdeps.sh
+
+HOSTCC			= gcc
+HOSTINCLUDES		= -I.
+HOSTCFLAGS		= -Wall -Wstrict-prototypes -Wshadow -g -pipe
+HOSTLDFLAGS		=
+
+
diff --git a/nuttx/configs/compal_e99/nsh_highram_sercomm/appconfig b/nuttx/configs/compal_e99/nsh_highram_sercomm/appconfig
new file mode 100644
index 0000000000..e1786cb7b7
--- /dev/null
+++ b/nuttx/configs/compal_e99/nsh_highram_sercomm/appconfig
@@ -0,0 +1,37 @@
+############################################################################
+# configs/compal_e99/nsh_highram/appconfig
+#
+#   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.
+#
+############################################################################
+
+# Path to example in apps/examples
+CONFIGURED_APPS += gsm/simtest
diff --git a/nuttx/configs/compal_e99/nsh_highram_sercomm/defconfig b/nuttx/configs/compal_e99/nsh_highram_sercomm/defconfig
new file mode 100644
index 0000000000..009af24db9
--- /dev/null
+++ b/nuttx/configs/compal_e99/nsh_highram_sercomm/defconfig
@@ -0,0 +1,291 @@
+############################################################################
+# configs/compal_e99/nsh_highram/defconfig
+#
+#   Copyright (C) 2007-2012 Gregory Nutt. All rights reserved.
+#   Author: Gregory Nutt <gnutt@nuttx.org>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in
+#    the documentation and/or other materials provided with the
+#    distribution.
+# 3. Neither the name NuttX nor the names of its contributors may be
+#    used to endorse or promote products derived from this software
+#    without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+############################################################################
+#
+# Architecture Selection
+#
+CONFIG_ARCH="arm"
+CONFIG_ARCH_ARM=y
+CONFIG_ARCH_ARM7TDMI=y
+CONFIG_ARCH_CHIP="calypso"
+CONFIG_ARCH_CHIP_CALYPSO=y
+CONFIG_ARCH_BOARD="compal_e99"
+CONFIG_ARCH_BOARD_COMPALE99=y
+CONFIG_BOARD_LOOPSPERMSEC=1250
+CONFIG_ROM_VECTORS=n
+CONFIG_MM_REGIONS=2
+CONFIG_HEAP2_BASE=0x01000000
+CONFIG_HEAP2_SIZE=2097152
+CONFIG_ARCH_LEDS=n
+CONFIG_ARCH_INTERRUPTSTACK=1024
+CONFIG_ARCH_STACKDUMP=y
+
+CONFIG_DRAM_START=0
+CONFIG_DRAM_SIZE=8650752
+
+#
+# C5471 specific device driver settings
+#
+CONFIG_SERCOMM_CONSOLE=y
+CONFIG_SERIAL_IRDA_CONSOLE=n
+CONFIG_UART_IRDA_HWFLOWCONTROL=n
+CONFIG_UART_MODEM_HWFLOWCONTROL=n
+CONFIG_UART_IRDA_RXBUFSIZE=256
+CONFIG_UART_MODEM_RXBUFSIZE=256
+CONFIG_UART_IRDA_TXBUFSIZE=256
+CONFIG_UART_MODEM_TXBUFSIZE=256
+CONFIG_UART_IRDA_BAUD=115200
+CONFIG_UART_MODEM_BAUD=115200
+CONFIG_UART_IRDA_BITS=8
+CONFIG_UART_MODEM_BITS=8
+CONFIG_UART_IRDA_PARITY=0
+CONFIG_UART_MODEM_PARITY=0
+CONFIG_UART_IRDA_2STOP=0
+CONFIG_UART_MODEM_2STOP=0
+CONFIG_STDIO_LINE_BUFFER=y
+
+#
+# C5471 Ethernet Driver settings
+CONFIG_C5471_NET_STATS=n
+ETHERNET_PHY_LU3X31T_T64=1
+ETHERNET_PHY_AC101L=2
+CONFIG_C5471_ETHERNET_PHY=ETHERNET_PHY_LU3X31T_T64
+CONFIG_NET_C5471_AUTONEGOTIATION=y
+CONFIG_NET_C5471_BASET100=n
+CONFIG_NET_C5471_BASET10=n
+
+#
+# General build options
+#
+CONFIG_RRLOAD_BINARY=n
+CONFIG_INTELHEX_BINARY=n
+CONFIG_RAW_BINARY=y
+
+#
+# General OS setup
+#
+CONFIG_USER_ENTRYPOINT="simtest_main"
+CONFIG_DEBUG=n
+CONFIG_DEBUG_GRAPHICS=n
+CONFIG_DEBUG_VERBOSE=n
+CONFIG_DEBUG_SYMBOLS=n
+CONFIG_ARCH_LOWPUTC=y
+CONFIG_RR_INTERVAL=200
+CONFIG_SCHED_INSTRUMENTATION=n
+CONFIG_TASK_NAME_SIZE=0
+CONFIG_START_YEAR=2007
+CONFIG_START_MONTH=2
+CONFIG_START_DAY=13
+CONFIG_JULIAN_TIME=n
+CONFIG_DEV_CONSOLE=y
+CONFIG_DEV_LOWCONSOLE=n
+CONFIG_MUTEX_TYPES=n
+CONFIG_PRIORITY_INHERITANCE=n
+CONFIG_SEM_PREALLOCHOLDERS=0
+CONFIG_SEM_NNESTPRIO=0
+CONFIG_FDCLONE_DISABLE=n
+CONFIG_FDCLONE_STDIO=n
+CONFIG_SDCLONE_DISABLE=y
+CONFIG_NXFLAT=n
+
+#
+# The following can be used to disable categories of
+# APIs supported by the OS.  If the compiler supports
+# weak functions, then it should not be necessary to
+# disable functions unless you want to restrict usage
+# of those APIs.
+#
+# There are certain dependency relationships in these
+# features.
+#
+# o mq_notify logic depends on signals to awaken tasks
+#   waiting for queues to become full or empty.
+# o pthread_condtimedwait() depends on signals to wake
+#   up waiting tasks.
+#
+CONFIG_DISABLE_CLOCK=n
+CONFIG_DISABLE_POSIX_TIMERS=n
+CONFIG_DISABLE_PTHREAD=n
+CONFIG_DISABLE_SIGNALS=n
+CONFIG_DISABLE_MQUEUE=y
+CONFIG_DISABLE_MOUNTPOINT=n
+CONFIG_DISABLE_ENVIRON=n
+CONFIG_DISABLE_POLL=y
+
+#
+# FAT filesystem configuration
+#
+CONFIG_FS_FAT=n
+CONFIG_FS_ROMFS=n
+
+#
+# Misc libc settings
+#
+CONFIG_NOPRINTF_FIELDWIDTH=n
+
+#
+# Allow for architecture optimized implementations
+#
+# The architecture can provide optimized versions of the
+# following to improve sysem performance
+#
+CONFIG_ARCH_MEMCPY=n
+CONFIG_ARCH_MEMCMP=n
+CONFIG_ARCH_MEMMOVE=n
+CONFIG_ARCH_MEMSET=n
+CONFIG_ARCH_STRCMP=n
+CONFIG_ARCH_STRCPY=n
+CONFIG_ARCH_STRNCPY=n
+CONFIG_ARCH_STRLEN=n
+CONFIG_ARCH_STRNLEN=n
+CONFIG_ARCH_BZERO=n
+
+#
+# Sizes of configurable things (0 disables)
+#
+CONFIG_MAX_TASKS=16
+CONFIG_MAX_TASK_ARGS=4
+CONFIG_NPTHREAD_KEYS=4
+CONFIG_NFILE_DESCRIPTORS=8
+CONFIG_NFILE_STREAMS=8
+CONFIG_NAME_MAX=32
+CONFIG_STDIO_BUFFER_SIZE=1024
+CONFIG_NUNGET_CHARS=2
+CONFIG_PREALLOC_MQ_MSGS=0
+CONFIG_MQ_MAXMSGSIZE=32
+CONFIG_MAX_WDOGPARMS=4
+CONFIG_PREALLOC_WDOGS=8
+CONFIG_PREALLOC_TIMERS=8
+
+# SPI driver
+#
+CONFIG_SPI_OWNBUS=y
+CONFIG_SPI_EXCHANGE=y
+
+#
+# TCP/IP and UDP support via uIP
+#
+CONFIG_NET=n
+CONFIG_NET_IPv6=n
+CONFIG_NSOCKET_DESCRIPTORS=8
+CONFIG_NET_SOCKOPTS=y
+CONFIG_NET_BUFSIZE=420
+CONFIG_NET_TCP=y
+CONFIG_NET_TCP_CONNS=8
+CONFIG_NET_NTCP_READAHEAD_BUFFERS=32
+CONFIG_NET_TCPBACKLOG=n
+CONFIG_NET_MAX_LISTENPORTS=8
+CONFIG_NET_UDP=y
+CONFIG_NET_UDP_CHECKSUMS=y
+#CONFIG_NET_UDP_CONNS=4
+CONFIG_NET_ICMP=y
+CONFIG_NET_ICMP_PING=n
+#CONFIG_NET_PINGADDRCONF=0
+CONFIG_NET_STATISTICS=y
+#CONFIG_NET_RECEIVE_WINDOW=
+#CONFIG_NET_ARPTAB_SIZE=8
+CONFIG_NET_BROADCAST=n
+
+#
+# UIP Network Utilities
+#
+CONFIG_NET_DHCP_LIGHT=n
+CONFIG_NET_RESOLV_ENTRIES=4
+
+#
+# Settings for examples/uip
+CONFIG_EXAMPLES_UIP_NOMAC=y
+CONFIG_EXAMPLES_UIP_IPADDR=0x0a000002
+CONFIG_EXAMPLES_UIP_DRIPADDR=0x0a000001
+CONFIG_EXAMPLES_UIP_NETMASK=0xffffff00
+CONFIG_EXAMPLES_UIP_DHCPC=n
+
+#
+# Settings for examples/nettest
+CONFIG_EXAMPLES_NETTEST_SERVER=n
+CONFIG_EXAMPLES_NETTEST_PERFORMANCE=n
+CONFIG_EXAMPLES_NETTEST_NOMAC=y
+CONFIG_EXAMPLES_NETTEST_IPADDR=0x0a000002
+CONFIG_EXAMPLES_NETTEST_DRIPADDR=0x0a000001
+CONFIG_EXAMPLES_NETTEST_NETMASK=0xffffff00
+CONFIG_EXAMPLES_NETTEST_CLIENTIP=0x0a000001
+
+#
+# Settings for examples/nsh
+CONFIG_NSH_CONSOLE=y
+CONFIG_NSH_TELNET=n
+CONFIG_NSH_DISABLE_HEXDUMP=n
+CONFIG_NSH_IOBUFFER_SIZE=512
+CONFIG_NSH_CMD_SIZE=40
+CONFIG_NSH_STACKSIZE=4096
+CONFIG_NSH_DHCPC=n
+CONFIG_NSH_NOMAC=y
+CONFIG_NSH_IPADDR=0x0a000002
+CONFIG_NSH_DRIPADDR=0x0a000001
+CONFIG_NSH_NETMASK=0xffffff00
+CONFIG_NSH_BUILTIN_APPS=y
+
+#
+# Settings for examples/hello
+CONFIG_EXAMPLES_HELLO_BUILTIN=y
+CONFIG_EXAMPLES_NXHELLO_BUILTIN=y
+CONFIG_EXAMPLES_NXTEXT_BUILTIN=y
+CONFIG_EXAMPLES_NXIMAGE_BUILTIN=y
+
+CONFIG_EXAMPLES_NXLINES_BORDERWIDTH=2
+CONFIG_EXAMPLES_NXLINES_LINEWIDTH=4
+
+CONFIG_EXAMPLES_NXTEXT_NOGETRUN=y
+CONFIG_EXAMPLES_NXTEXT_BPP=16
+CONFIG_EXAMPLES_NXTEXT_BGFONTID=14
+CONFIG_EXAMPLES_NXHELLO_BPP=16
+CONFIG_EXAMPLES_NXIMAGE_XSCALEp5=y
+CONFIG_EXAMPLES_NXIMAGE_YSCALEp5=y
+#CONFIG_EXAMPLES_NXLINES_EXTERNINIT=y
+#CONFIG_EXAMPLES_NXHELLO_EXTERNINIT=y
+#CONFIG_EXAMPLES_NXTEXT_EXTERNINIT=y
+#CONFIG_EXAMPLES_NXIMAGE_EXTERNINIT=y
+
+#
+# Stack and heap information
+#
+CONFIG_BOOT_RUNFROMFLASH=n
+CONFIG_BOOT_COPYTORAM=n
+CONFIG_CUSTOM_STACK=n
+CONFIG_IDLETHREAD_STACKSIZE=4096
+CONFIG_USERMAIN_STACKSIZE=4096
+CONFIG_PTHREAD_STACK_MIN=256
+CONFIG_PTHREAD_STACK_DEFAULT=4096
+CONFIG_HEAP_BASE=
+CONFIG_HEAP_SIZE=
diff --git a/nuttx/configs/compal_e99/nsh_highram_sercomm/ld.script b/nuttx/configs/compal_e99/nsh_highram_sercomm/ld.script
new file mode 100644
index 0000000000..15ec0ab6a3
--- /dev/null
+++ b/nuttx/configs/compal_e99/nsh_highram_sercomm/ld.script
@@ -0,0 +1,126 @@
+/*
+ * Linker script for running from internal SRAM on Compal phones
+ *
+ * This script is tailored specifically to the requirements imposed
+ * on us by the Compal bootloader.
+ *
+ */
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(__start)
+MEMORY
+{
+    /* 0x800000-0xa00000 */
+    /* compal-loaded binary: our text, initialized data */
+    LRAM (rw) : ORIGIN = 0x00800000, LENGTH = 0x00020000
+    RAM (rw) : ORIGIN = 0x00820000, LENGTH = 0x0001f000
+}
+SECTIONS
+{
+    . = 0x800000;
+
+    /* romloader data section, contains passthru interrupt vectors */
+    .compal.loader (NOLOAD) : { . = 0x100; } > LRAM
+
+    /* image signature (prepended by osmocon according to phone type) */
+    .compal.header (NOLOAD) : { . = 4; } > LRAM
+
+    /* initialization code */
+    . = ALIGN(4);
+    .text.start : {
+        PROVIDE(__start = .);
+        KEEP(*(.text.start))
+        *(.text.start)
+    } > RAM
+
+    /* exception vectors from 0x80001c to 0x800034 */
+    .text.exceptions 0x80001c : AT (LOADADDR(.text.start) + SIZEOF(.text.start)) {
+        KEEP(*(.text.exceptions))
+        * (.text.exceptions)
+        . = ALIGN(4);
+    } > LRAM
+    PROVIDE(_exceptions = LOADADDR(.text.exceptions));
+
+    /* code */
+    . = ALIGN(4);
+    .text (LOADADDR(.text.exceptions) + SIZEOF(.text.exceptions)) :
+          AT (LOADADDR(.text.exceptions) + SIZEOF(.text.exceptions)) {
+        /* regular code */
+        *(.text*)
+        /* always-in-ram code */
+        *(.ramtext*)
+        /* gcc voodoo */
+        *(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)
+        . = ALIGN(4);
+    } > RAM
+    PROVIDE(_text_start = LOADADDR(.text));
+    PROVIDE(_text_end = LOADADDR(.text) + SIZEOF(.text));
+
+    /* constructor pointers */
+    .ctors : {
+        /* ctor count */
+        LONG(SIZEOF(.ctors) / 4 - 2)
+        /* ctor pointers */
+        KEEP(*(SORT(.ctors)))
+        /* end of list */
+        LONG(0)
+    } > RAM
+    PROVIDE(_ctor_start = LOADADDR(.ctors));
+    PROVIDE(_ctor_end = LOADADDR(.ctors) + SIZEOF(.ctors));
+
+    /* destructor pointers */
+    .dtors : {
+        /* dtor count */
+        LONG(SIZEOF(.dtors) / 4 - 2)
+        /* dtor pointers */
+        KEEP(*(SORT(.dtors)))
+        /* end of list */
+        LONG(0)
+    } > RAM
+    PROVIDE(_dtor_start = LOADADDR(.dtors));
+    PROVIDE(_dtor_end = LOADADDR(.dtors) + SIZEOF(.dtors));
+
+    /* read-only data */
+    . = ALIGN(4);
+    .rodata : {
+        *(.rodata*)
+    } > RAM
+    PROVIDE(_rodata_start = LOADADDR(.rodata));
+    PROVIDE(_rodata_end = LOADADDR(.rodata) + SIZEOF(.rodata));
+
+    /* initialized data */
+    . = ALIGN(4);
+    .data : {
+        *(.data)
+    } > RAM
+    PROVIDE(_data_start = LOADADDR(.data));
+    PROVIDE(_data_end = LOADADDR(.data) + SIZEOF(.data));
+
+    /* pic offset tables */
+    . = ALIGN(4);
+    .got : {
+        *(.got)
+        *(.got.plt) *(.igot.plt) *(.got) *(.igot)
+    } > RAM
+    PROVIDE(_got_start = LOADADDR(.got));
+    PROVIDE(_got_end = LOADADDR(.got) + SIZEOF(.got));
+
+    /* uninitialized data */
+    .bss (NOLOAD) : {
+        . = ALIGN(4);
+        __bss_start = .;
+        _sbss = ABSOLUTE(.);
+        *(.bss)
+        _ebss = ABSOLUTE(.);
+    } > RAM
+    . = ALIGN(4);
+    __bss_end = .;
+    PROVIDE(_bss_start = __bss_start);
+    PROVIDE(_bss_end = __bss_end);
+
+    /* end of image */
+    . = ALIGN(4);
+    _end = .;
+    PROVIDE(end = .);
+}
diff --git a/nuttx/configs/compal_e99/nsh_highram_sercomm/setenv.sh b/nuttx/configs/compal_e99/nsh_highram_sercomm/setenv.sh
new file mode 100644
index 0000000000..d5be870e63
--- /dev/null
+++ b/nuttx/configs/compal_e99/nsh_highram_sercomm/setenv.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+# c5471evm/nsh/setenv.sh
+#
+#   Copyright (C) 2007, 2008, 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.
+#
+
+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}"