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-rwxr-xr-xnuttx-configs/px4io-v1/include/README.txt1
-rwxr-xr-xnuttx-configs/px4io-v1/include/board.h172
-rw-r--r--nuttx-configs/px4io-v1/nsh/Make.defs166
-rw-r--r--nuttx-configs/px4io-v1/nsh/appconfig32
-rwxr-xr-xnuttx-configs/px4io-v1/nsh/defconfig559
-rwxr-xr-xnuttx-configs/px4io-v1/nsh/setenv.sh47
-rwxr-xr-xnuttx-configs/px4io-v1/scripts/ld.script129
-rw-r--r--nuttx-configs/px4io-v1/src/Makefile84
-rw-r--r--nuttx-configs/px4io-v1/src/empty.c4
9 files changed, 1194 insertions, 0 deletions
diff --git a/nuttx-configs/px4io-v1/include/README.txt b/nuttx-configs/px4io-v1/include/README.txt
new file mode 100755
index 000000000..2264a80aa
--- /dev/null
+++ b/nuttx-configs/px4io-v1/include/README.txt
@@ -0,0 +1 @@
+This directory contains header files unique to the PX4IO board.
diff --git a/nuttx-configs/px4io-v1/include/board.h b/nuttx-configs/px4io-v1/include/board.h
new file mode 100755
index 000000000..668602ea8
--- /dev/null
+++ b/nuttx-configs/px4io-v1/include/board.h
@@ -0,0 +1,172 @@
+/************************************************************************************
+ * configs/px4io/include/board.h
+ * include/arch/board/board.h
+ *
+ * Copyright (C) 2009 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <gnutt@nuttx.org>
+ * Copyright (C) 2012 PX4 Development Team. All rights reserved.
+ *
+ * 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.
+ *
+ ************************************************************************************/
+
+#ifndef __ARCH_BOARD_BOARD_H
+#define __ARCH_BOARD_BOARD_H
+
+/************************************************************************************
+ * Included Files
+ ************************************************************************************/
+
+#include <nuttx/config.h>
+#ifndef __ASSEMBLY__
+# include <stdint.h>
+# include <stdbool.h>
+#endif
+#include <stm32_rcc.h>
+#include <stm32_sdio.h>
+#include <stm32.h>
+
+/************************************************************************************
+ * Definitions
+ ************************************************************************************/
+
+/* Clocking *************************************************************************/
+
+/* On-board crystal frequency is 24MHz (HSE) */
+
+#define STM32_BOARD_XTAL 24000000ul
+
+/* Use the HSE output as the system clock */
+
+#define STM32_SYSCLK_SW RCC_CFGR_SW_HSE
+#define STM32_SYSCLK_SWS RCC_CFGR_SWS_HSE
+#define STM32_SYSCLK_FREQUENCY STM32_BOARD_XTAL
+
+/* AHB clock (HCLK) is SYSCLK (24MHz) */
+
+#define STM32_RCC_CFGR_HPRE RCC_CFGR_HPRE_SYSCLK
+#define STM32_HCLK_FREQUENCY STM32_SYSCLK_FREQUENCY
+#define STM32_BOARD_HCLK STM32_HCLK_FREQUENCY /* same as above, to satisfy compiler */
+
+/* APB2 clock (PCLK2) is HCLK (24MHz) */
+
+#define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLK
+#define STM32_PCLK2_FREQUENCY STM32_HCLK_FREQUENCY
+#define STM32_APB2_CLKIN (STM32_PCLK2_FREQUENCY) /* Timers 2-4 */
+
+/* APB2 timer 1 will receive PCLK2. */
+
+#define STM32_APB2_TIM1_CLKIN (STM32_PCLK2_FREQUENCY)
+#define STM32_APB2_TIM8_CLKIN (STM32_PCLK2_FREQUENCY)
+
+/* APB1 clock (PCLK1) is HCLK (24MHz) */
+
+#define STM32_RCC_CFGR_PPRE1 RCC_CFGR_PPRE1_HCLK
+#define STM32_PCLK1_FREQUENCY (STM32_HCLK_FREQUENCY)
+
+/* All timers run off PCLK */
+
+#define STM32_APB1_TIM1_CLKIN (STM32_PCLK2_FREQUENCY)
+#define STM32_APB1_TIM2_CLKIN (STM32_PCLK1_FREQUENCY)
+#define STM32_APB1_TIM3_CLKIN (STM32_PCLK1_FREQUENCY)
+#define STM32_APB1_TIM4_CLKIN (STM32_PCLK1_FREQUENCY)
+
+/*
+ * Some of the USART pins are not available; override the GPIO
+ * definitions with an invalid pin configuration.
+ */
+#undef GPIO_USART2_CTS
+#define GPIO_USART2_CTS 0xffffffff
+#undef GPIO_USART2_RTS
+#define GPIO_USART2_RTS 0xffffffff
+#undef GPIO_USART2_CK
+#define GPIO_USART2_CK 0xffffffff
+#undef GPIO_USART3_TX
+#define GPIO_USART3_TX 0xffffffff
+#undef GPIO_USART3_CK
+#define GPIO_USART3_CK 0xffffffff
+#undef GPIO_USART3_CTS
+#define GPIO_USART3_CTS 0xffffffff
+#undef GPIO_USART3_RTS
+#define GPIO_USART3_RTS 0xffffffff
+
+/*
+ * High-resolution timer
+ */
+#ifdef CONFIG_HRT_TIMER
+# define HRT_TIMER 1 /* use timer1 for the HRT */
+# define HRT_TIMER_CHANNEL 2 /* use capture/compare channel 2 */
+#endif
+
+/*
+ * PPM
+ *
+ * PPM input is handled by the HRT timer.
+ *
+ * Pin is PA8, timer 1, channel 1
+ */
+#if defined(CONFIG_HRT_TIMER) && defined (CONFIG_HRT_PPM)
+# define HRT_PPM_CHANNEL 1 /* use capture/compare channel 1 */
+# define GPIO_PPM_IN GPIO_TIM1_CH1IN
+#endif
+
+/************************************************************************************
+ * Public Data
+ ************************************************************************************/
+
+#ifndef __ASSEMBLY__
+
+#undef EXTERN
+#if defined(__cplusplus)
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+/************************************************************************************
+ * Public Function Prototypes
+ ************************************************************************************/
+/************************************************************************************
+ * Name: stm32_boardinitialize
+ *
+ * Description:
+ * All STM32 architectures must provide the following entry point. This entry point
+ * is called early in the intitialization -- after all memory has been configured
+ * and mapped but before any devices have been initialized.
+ *
+ ************************************************************************************/
+
+EXTERN void stm32_boardinitialize(void);
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* __ASSEMBLY__ */
+#endif /* __ARCH_BOARD_BOARD_H */
diff --git a/nuttx-configs/px4io-v1/nsh/Make.defs b/nuttx-configs/px4io-v1/nsh/Make.defs
new file mode 100644
index 000000000..712631f47
--- /dev/null
+++ b/nuttx-configs/px4io-v1/nsh/Make.defs
@@ -0,0 +1,166 @@
+############################################################################
+# configs/px4io-v1/nsh/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
+
+#
+# We only support building with the ARM bare-metal toolchain from
+# https://launchpad.net/gcc-arm-embedded on Windows, Linux or Mac OS.
+#
+CONFIG_ARMV7M_TOOLCHAIN := GNU_EABI
+
+include ${TOPDIR}/arch/arm/src/armv7-m/Toolchain.defs
+
+CC = $(CROSSDEV)gcc
+CXX = $(CROSSDEV)g++
+CPP = $(CROSSDEV)gcc -E
+LD = $(CROSSDEV)ld
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
+OBJCOPY = $(CROSSDEV)objcopy
+OBJDUMP = $(CROSSDEV)objdump
+
+MAXOPTIMIZATION = -O3
+ARCHCPUFLAGS = -mcpu=cortex-m3 \
+ -mthumb \
+ -march=armv7-m
+
+# use our linker script
+LDSCRIPT = ld.script
+
+ifeq ($(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/$(LDSCRIPT)}"
+else
+ ifeq ($(PX4_WINTOOL),y)
+ # Windows-native toolchains (MSYS)
+ DIRLINK = $(TOPDIR)/tools/copydir.sh
+ DIRUNLINK = $(TOPDIR)/tools/unlink.sh
+ MKDEP = $(TOPDIR)/tools/mknulldeps.sh
+ ARCHINCLUDES = -I. -isystem $(TOPDIR)/include
+ ARCHXXINCLUDES = -I. -isystem $(TOPDIR)/include -isystem $(TOPDIR)/include/cxx
+ ARCHSCRIPT = -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT)
+ 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/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT)
+ endif
+endif
+
+# tool versions
+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}
+
+# optimisation flags
+ARCHOPTIMIZATION = $(MAXOPTIMIZATION) \
+ -fno-strict-aliasing \
+ -fno-strength-reduce \
+ -fomit-frame-pointer \
+ -funsafe-math-optimizations \
+ -fno-builtin-printf \
+ -ffunction-sections \
+ -fdata-sections
+
+ifeq ("${CONFIG_DEBUG_SYMBOLS}","y")
+ARCHOPTIMIZATION += -g
+endif
+
+ARCHCFLAGS = -std=gnu99
+ARCHCXXFLAGS = -fno-exceptions -fno-rtti -std=gnu++0x
+ARCHWARNINGS = -Wall \
+ -Wextra \
+ -Wdouble-promotion \
+ -Wshadow \
+ -Wfloat-equal \
+ -Wframe-larger-than=1024 \
+ -Wpointer-arith \
+ -Wlogical-op \
+ -Wmissing-declarations \
+ -Wpacked \
+ -Wno-unused-parameter
+# -Wcast-qual - generates spurious noreturn attribute warnings, try again later
+# -Wconversion - would be nice, but too many "risky-but-safe" conversions in the code
+# -Wcast-align - would help catch bad casts in some cases, but generates too many false positives
+
+ARCHCWARNINGS = $(ARCHWARNINGS) \
+ -Wbad-function-cast \
+ -Wstrict-prototypes \
+ -Wold-style-declaration \
+ -Wmissing-parameter-type \
+ -Wmissing-prototypes \
+ -Wnested-externs \
+ -Wunsuffixed-float-constants
+ARCHWARNINGSXX = $(ARCHWARNINGS)
+ARCHDEFINES =
+ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
+
+# this seems to be the only way to add linker flags
+EXTRA_LIBS += --warn-common \
+ --gc-sections
+
+CFLAGS = $(ARCHCFLAGS) $(ARCHCWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(INSTRUMENTATIONDEFINES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe -fno-common
+CPICFLAGS = $(ARCHPICFLAGS) $(CFLAGS)
+CXXFLAGS = $(ARCHCXXFLAGS) $(ARCHWARNINGSXX) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(INSTRUMENTATIONDEFINES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe
+CXXPICFLAGS = $(ARCHPICFLAGS) $(CXXFLAGS)
+CPPFLAGS = $(ARCHINCLUDES) $(INSTRUMENTATIONDEFINES) $(ARCHDEFINES) $(EXTRADEFINES)
+AFLAGS = $(CFLAGS) -D__ASSEMBLY__
+
+NXFLATLDFLAGS1 = -r -d -warn-common
+NXFLATLDFLAGS2 = $(NXFLATLDFLAGS1) -T$(TOPDIR)/binfmt/libnxflat/gnu-nxflat.ld -no-check-sections
+LDNXFLATFLAGS = -e main -s 2048
+
+OBJEXT = .o
+LIBEXT = .a
+EXEEXT =
+
+# produce partially-linked $1 from files in $2
+define PRELINK
+ @echo "PRELINK: $1"
+ $(Q) $(LD) -Ur -o $1 $2 && $(OBJCOPY) --localize-hidden $1
+endef
+
+HOSTCC = gcc
+HOSTINCLUDES = -I.
+HOSTCFLAGS = -Wall -Wstrict-prototypes -Wshadow -g -pipe
+HOSTLDFLAGS =
+
diff --git a/nuttx-configs/px4io-v1/nsh/appconfig b/nuttx-configs/px4io-v1/nsh/appconfig
new file mode 100644
index 000000000..48a41bcdb
--- /dev/null
+++ b/nuttx-configs/px4io-v1/nsh/appconfig
@@ -0,0 +1,32 @@
+############################################################################
+#
+# Copyright (C) 2012 PX4 Development Team. All rights reserved.
+#
+# 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 PX4 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.
+#
+############################################################################
diff --git a/nuttx-configs/px4io-v1/nsh/defconfig b/nuttx-configs/px4io-v1/nsh/defconfig
new file mode 100755
index 000000000..525672233
--- /dev/null
+++ b/nuttx-configs/px4io-v1/nsh/defconfig
@@ -0,0 +1,559 @@
+############################################################################
+# configs/px4io-v1/nsh/defconfig
+#
+# Copyright (C) 2012 PX4 Development Team. All rights reserved.
+# Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
+# Author: Gregory Nutt <gnutt@nuttx.org>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# 3. Neither the name NuttX nor the names of its contributors may be
+# used to endorse or promote products derived from this software
+# without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+############################################################################
+#
+# architecture selection
+#
+# CONFIG_ARCH - identifies the arch subdirectory and, hence, the
+# processor architecture.
+# CONFIG_ARCH_family - for use in C code. This identifies the
+# particular chip family that the architecture is implemented
+# in.
+# CONFIG_ARCH_architecture - for use in C code. This identifies the
+# specific architecture within the chip family.
+# CONFIG_ARCH_CHIP - Identifies the arch/*/chip subdirectory
+# CONFIG_ARCH_CHIP_name - For use in C code
+# CONFIG_ARCH_BOARD - identifies the configs subdirectory and, hence,
+# the board that supports the particular chip or SoC.
+# CONFIG_ARCH_BOARD_name - for use in C code
+# CONFIG_ENDIAN_BIG - define if big endian (default is little endian)
+# CONFIG_BOARD_LOOPSPERMSEC - for delay loops
+# CONFIG_DRAM_SIZE - Describes the installed DRAM.
+# CONFIG_DRAM_START - The start address of DRAM (physical)
+# CONFIG_ARCH_IRQPRIO - The ST32F100CB supports interrupt prioritization
+# CONFIG_ARCH_INTERRUPTSTACK - This architecture supports an interrupt
+# stack. If defined, this symbol is the size of the interrupt
+# stack in bytes. If not defined, the user task stacks will be
+# used during interrupt handling.
+# CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions
+# CONFIG_ARCH_BOOTLOADER - Set if you are using a bootloader.
+# CONFIG_ARCH_LEDS - Use LEDs to show state. Unique to board architecture.
+# CONFIG_ARCH_BUTTONS - Enable support for buttons. Unique to board architecture.
+# CONFIG_ARCH_CALIBRATION - Enables some build in instrumentation that
+# cause a 100 second delay during boot-up. This 100 second delay
+# serves no purpose other than it allows you to calibrate
+# CONFIG_BOARD_LOOPSPERMSEC. You simply use a stop watch to measure
+# the 100 second delay then adjust CONFIG_BOARD_LOOPSPERMSEC until
+# the delay actually is 100 seconds.
+# CONFIG_ARCH_DMA - Support DMA initialization
+#
+CONFIG_ARCH="arm"
+CONFIG_ARCH_ARM=y
+CONFIG_ARCH_CORTEXM3=y
+CONFIG_ARCH_CHIP="stm32"
+CONFIG_ARCH_CHIP_STM32F100C8=y
+#
+# Board Selection
+#
+CONFIG_ARCH_BOARD_PX4IO_V1=y
+# CONFIG_ARCH_BOARD_CUSTOM is not set
+CONFIG_ARCH_BOARD="px4io-v1"
+CONFIG_BOARD_LOOPSPERMSEC=2000
+CONFIG_DRAM_SIZE=0x00002000
+CONFIG_DRAM_START=0x20000000
+CONFIG_ARCH_IRQPRIO=y
+CONFIG_ARCH_INTERRUPTSTACK=n
+CONFIG_ARCH_STACKDUMP=y
+CONFIG_ARCH_BOOTLOADER=n
+CONFIG_ARCH_LEDS=n
+CONFIG_ARCH_BUTTONS=n
+CONFIG_ARCH_CALIBRATION=n
+CONFIG_ARCH_DMA=y
+CONFIG_ARCH_MATH_H=y
+
+CONFIG_ARMV7M_CMNVECTOR=y
+# CONFIG_ARMV7M_STACKCHECK is not set
+
+#
+# JTAG Enable settings (by default JTAG-DP and SW-DP are disabled):
+#
+# CONFIG_STM32_DFU - Use the DFU bootloader, not JTAG
+#
+# JTAG Enable options:
+#
+# CONFIG_STM32_JTAG_FULL_ENABLE - Enables full SWJ (JTAG-DP + SW-DP)
+# CONFIG_STM32_JTAG_NOJNTRST_ENABLE - Enables full SWJ (JTAG-DP + SW-DP)
+# but without JNTRST.
+# CONFIG_STM32_JTAG_SW_ENABLE - Set JTAG-DP disabled and SW-DP enabled
+#
+CONFIG_STM32_DFU=n
+CONFIG_STM32_JTAG_FULL_ENABLE=y
+CONFIG_STM32_JTAG_NOJNTRST_ENABLE=n
+CONFIG_STM32_JTAG_SW_ENABLE=n
+
+#
+# Individual subsystems can be enabled:
+#
+# AHB:
+CONFIG_STM32_DMA1=y
+CONFIG_STM32_DMA2=n
+CONFIG_STM32_CRC=n
+# APB1:
+# Timers 2,3 and 4 are owned by the PWM driver
+CONFIG_STM32_TIM2=n
+CONFIG_STM32_TIM3=n
+CONFIG_STM32_TIM4=n
+CONFIG_STM32_TIM5=n
+CONFIG_STM32_TIM6=n
+CONFIG_STM32_TIM7=n
+CONFIG_STM32_WWDG=n
+CONFIG_STM32_SPI2=n
+CONFIG_STM32_USART2=y
+CONFIG_STM32_USART3=y
+CONFIG_STM32_I2C1=y
+CONFIG_STM32_I2C2=n
+CONFIG_STM32_BKP=n
+CONFIG_STM32_PWR=n
+CONFIG_STM32_DAC=n
+# APB2:
+# We use our own ADC driver, but leave this on for clocking purposes.
+CONFIG_STM32_ADC1=y
+CONFIG_STM32_ADC2=n
+# TIM1 is owned by the HRT
+CONFIG_STM32_TIM1=n
+CONFIG_STM32_SPI1=n
+CONFIG_STM32_TIM8=n
+CONFIG_STM32_USART1=y
+CONFIG_STM32_ADC3=n
+
+
+#
+# STM32F100 specific serial device driver settings
+#
+# CONFIG_USARTn_SERIAL_CONSOLE - selects the USARTn for the
+# console and ttys0 (default is the USART1).
+# CONFIG_USARTn_RXBUFSIZE - Characters are buffered as received.
+# This specific the size of the receive buffer
+# CONFIG_USARTn_TXBUFSIZE - Characters are buffered before
+# being sent. This specific the size of the transmit buffer
+# CONFIG_USARTn_BAUD - The configure BAUD of the UART. Must be
+# CONFIG_USARTn_BITS - The number of bits. Must be either 7 or 8.
+# CONFIG_USARTn_PARTIY - 0=no parity, 1=odd parity, 2=even parity
+# CONFIG_USARTn_2STOP - Two stop bits
+#
+CONFIG_SERIAL_TERMIOS=y
+CONFIG_STANDARD_SERIAL=y
+
+CONFIG_USART1_SERIAL_CONSOLE=y
+CONFIG_USART2_SERIAL_CONSOLE=n
+CONFIG_USART3_SERIAL_CONSOLE=n
+
+CONFIG_USART1_TXBUFSIZE=64
+CONFIG_USART2_TXBUFSIZE=64
+CONFIG_USART3_TXBUFSIZE=64
+
+CONFIG_USART1_RXBUFSIZE=64
+CONFIG_USART2_RXBUFSIZE=64
+CONFIG_USART3_RXBUFSIZE=64
+
+CONFIG_USART1_BAUD=115200
+CONFIG_USART2_BAUD=115200
+CONFIG_USART3_BAUD=115200
+
+CONFIG_USART1_BITS=8
+CONFIG_USART2_BITS=8
+CONFIG_USART3_BITS=8
+
+CONFIG_USART1_PARITY=0
+CONFIG_USART2_PARITY=0
+CONFIG_USART3_PARITY=0
+
+CONFIG_USART1_2STOP=0
+CONFIG_USART2_2STOP=0
+CONFIG_USART3_2STOP=0
+
+CONFIG_USART1_RXDMA=y
+SERIAL_HAVE_CONSOLE_DMA=y
+# Conflicts with I2C1 DMA
+CONFIG_USART2_RXDMA=n
+CONFIG_USART3_RXDMA=y
+
+#
+# PX4IO specific driver settings
+#
+# CONFIG_HRT_TIMER
+# Enables the high-resolution timer. The board definition must
+# set HRT_TIMER and HRT_TIMER_CHANNEL to the timer and capture/
+# compare channels to be used.
+# CONFIG_HRT_PPM
+# Enables R/C PPM input using the HRT. The board definition must
+# set HRT_PPM_CHANNEL to the timer capture/compare channel to be
+# used, and define GPIO_PPM_IN to configure the appropriate timer
+# GPIO.
+# CONFIG_PWM_SERVO
+# Enables the PWM servo driver. The driver configuration must be
+# supplied by the board support at initialisation time.
+# Note that USART2 must be disabled on the PX4 board for this to
+# be available.
+#
+#
+CONFIG_HRT_TIMER=y
+CONFIG_HRT_PPM=y
+
+#
+# General build options
+#
+# CONFIG_RRLOAD_BINARY - make the rrload binary format used with
+# BSPs from www.ridgerun.com using the tools/mkimage.sh script
+# CONFIG_INTELHEX_BINARY - make the Intel HEX binary format
+# used with many different loaders using the GNU objcopy program
+# Should not be selected if you are not using the GNU toolchain.
+# CONFIG_MOTOROLA_SREC - make the Motorola S-Record binary format
+# used with many different loaders using the GNU objcopy program
+# Should not be selected if you are not using the GNU toolchain.
+# CONFIG_RAW_BINARY - make a raw binary format file used with many
+# different loaders using the GNU objcopy program. This option
+# should not be selected if you are not using the GNU toolchain.
+# CONFIG_HAVE_LIBM - toolchain supports libm.a
+#
+CONFIG_RRLOAD_BINARY=n
+CONFIG_INTELHEX_BINARY=n
+CONFIG_MOTOROLA_SREC=n
+CONFIG_RAW_BINARY=y
+CONFIG_HAVE_LIBM=n
+
+#
+# General OS setup
+#
+# CONFIG_APPS_DIR - Identifies the relative path to the directory
+# that builds the application to link with NuttX. Default: ../apps
+# CONFIG_DEBUG - enables built-in debug options
+# CONFIG_DEBUG_VERBOSE - enables verbose debug output
+# CONFIG_DEBUG_SYMBOLS - build without optimization and with
+# debug symbols (needed for use with a debugger).
+# CONFIG_HAVE_CXX - Enable support for C++
+# CONFIG_HAVE_CXXINITIALIZE - The platform-specific logic includes support
+# for initialization of static C++ instances for this architecture
+# and for the selected toolchain (via up_cxxinitialize()).
+# CONFIG_MM_REGIONS - If the architecture includes multiple
+# regions of memory to allocate from, this specifies the
+# number of memory regions that the memory manager must
+# handle and enables the API mm_addregion(start, end);
+# CONFIG_ARCH_LOWPUTC - architecture supports low-level, boot
+# time console output
+# CONFIG_MSEC_PER_TICK - The default system timer is 100Hz
+# or MSEC_PER_TICK=10. This setting may be defined to
+# inform NuttX that the processor hardware is providing
+# system timer interrupts at some interrupt interval other
+# than 10 msec.
+# CONFIG_RR_INTERVAL - The round robin timeslice will be set
+# this number of milliseconds; Round robin scheduling can
+# be disabled by setting this value to zero.
+# CONFIG_SCHED_INSTRUMENTATION - enables instrumentation in
+# scheduler to monitor system performance
+# CONFIG_TASK_NAME_SIZE - Spcifies that maximum size of a
+# task name to save in the TCB. Useful if scheduler
+# instrumentation is selected. Set to zero to disable.
+# CONFIG_START_YEAR, CONFIG_START_MONTH, CONFIG_START_DAY -
+# Used to initialize the internal time logic.
+# CONFIG_GREGORIAN_TIME - Enables Gregorian time conversions.
+# You would only need this if you are concerned about accurate
+# time conversions in the past or in the distant future.
+# CONFIG_JULIAN_TIME - Enables Julian time conversions. You
+# would only need this if you are concerned about accurate
+# time conversion in the distand past. You must also define
+# CONFIG_GREGORIAN_TIME in order to use Julian time.
+# CONFIG_DEV_CONSOLE - Set if architecture-specific logic
+# provides /dev/console. Enables stdout, stderr, stdin.
+# CONFIG_DEV_LOWCONSOLE - Use the simple, low-level serial console
+# driver (minimul support)
+# CONFIG_MUTEX_TYPES: Set to enable support for recursive and
+# errorcheck mutexes. Enables pthread_mutexattr_settype().
+# CONFIG_PRIORITY_INHERITANCE : Set to enable support for priority
+# inheritance on mutexes and semaphores.
+# CONFIG_SEM_PREALLOCHOLDERS: This setting is only used if priority
+# inheritance is enabled. It defines the maximum number of
+# different threads (minus one) that can take counts on a
+# semaphore with priority inheritance support. This may be
+# set to zero if priority inheritance is disabled OR if you
+# are only using semaphores as mutexes (only one holder) OR
+# if no more than two threads participate using a counting
+# semaphore.
+# CONFIG_SEM_NNESTPRIO. If priority inheritance is enabled,
+# then this setting is the maximum number of higher priority
+# threads (minus 1) than can be waiting for another thread
+# to release a count on a semaphore. This value may be set
+# to zero if no more than one thread is expected to wait for
+# a semaphore.
+# CONFIG_FDCLONE_DISABLE. Disable cloning of all file descriptors
+# by task_create() when a new task is started. If set, all
+# files/drivers will appear to be closed in the new task.
+# CONFIG_FDCLONE_STDIO. Disable cloning of all but the first
+# three file descriptors (stdin, stdout, stderr) by task_create()
+# when a new task is started. If set, all files/drivers will
+# appear to be closed in the new task except for stdin, stdout,
+# and stderr.
+# CONFIG_SDCLONE_DISABLE. Disable cloning of all socket
+# desciptors by task_create() when a new task is started. If
+# set, all sockets will appear to be closed in the new task.
+# CONFIG_SCHED_WORKQUEUE. Create a dedicated "worker" thread to
+# handle delayed processing from interrupt handlers. This feature
+# is required for some drivers but, if there are not complaints,
+# can be safely disabled. The worker thread also performs
+# garbage collection -- completing any delayed memory deallocations
+# from interrupt handlers. If the worker thread is disabled,
+# then that clean will be performed by the IDLE thread instead
+# (which runs at the lowest of priority and may not be appropriate
+# if memory reclamation is of high priority). If CONFIG_SCHED_WORKQUEUE
+# is enabled, then the following options can also be used:
+# CONFIG_SCHED_WORKPRIORITY - The execution priority of the worker
+# thread. Default: 50
+# CONFIG_SCHED_WORKPERIOD - How often the worker thread checks for
+# work in units of microseconds. Default: 50*1000 (50 MS).
+# CONFIG_SCHED_WORKSTACKSIZE - The stack size allocated for the worker
+# thread. Default: CONFIG_IDLETHREAD_STACKSIZE.
+# CONFIG_SIG_SIGWORK - The signal number that will be used to wake-up
+# the worker thread. Default: 4
+# CONFIG_SCHED_WAITPID - Enable the waitpid() API
+# CONFIG_SCHED_ATEXIT - Enabled the atexit() API
+#
+CONFIG_USER_ENTRYPOINT="user_start"
+#CONFIG_APPS_DIR=
+CONFIG_DEBUG=n
+CONFIG_DEBUG_VERBOSE=n
+CONFIG_DEBUG_SYMBOLS=y
+CONFIG_DEBUG_FS=n
+CONFIG_DEBUG_GRAPHICS=n
+CONFIG_DEBUG_LCD=n
+CONFIG_DEBUG_USB=n
+CONFIG_DEBUG_NET=n
+CONFIG_DEBUG_RTC=n
+CONFIG_DEBUG_ANALOG=n
+CONFIG_DEBUG_PWM=n
+CONFIG_DEBUG_CAN=n
+CONFIG_DEBUG_I2C=n
+CONFIG_DEBUG_INPUT=n
+
+CONFIG_MSEC_PER_TICK=1
+CONFIG_HAVE_CXX=y
+CONFIG_HAVE_CXXINITIALIZE=y
+CONFIG_MM_REGIONS=1
+CONFIG_MM_SMALL=y
+CONFIG_ARCH_LOWPUTC=y
+CONFIG_RR_INTERVAL=0
+CONFIG_SCHED_INSTRUMENTATION=n
+CONFIG_TASK_NAME_SIZE=8
+CONFIG_START_YEAR=1970
+CONFIG_START_MONTH=1
+CONFIG_START_DAY=1
+CONFIG_GREGORIAN_TIME=n
+CONFIG_JULIAN_TIME=n
+# this eats ~1KiB of RAM ... work out why
+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=y
+CONFIG_FDCLONE_STDIO=y
+CONFIG_SDCLONE_DISABLE=y
+CONFIG_SCHED_WORKQUEUE=n
+CONFIG_SCHED_WORKPRIORITY=50
+CONFIG_SCHED_WORKPERIOD=50000
+CONFIG_SCHED_WORKSTACKSIZE=1024
+CONFIG_SIG_SIGWORK=4
+CONFIG_SCHED_WAITPID=n
+CONFIG_SCHED_ATEXIT=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=y
+CONFIG_DISABLE_PTHREAD=y
+CONFIG_DISABLE_SIGNALS=y
+CONFIG_DISABLE_MQUEUE=y
+CONFIG_DISABLE_MOUNTPOINT=y
+CONFIG_DISABLE_ENVIRON=y
+CONFIG_DISABLE_POLL=y
+
+#
+# Misc libc settings
+#
+# CONFIG_NOPRINTF_FIELDWIDTH - sprintf-related logic is a
+# little smaller if we do not support fieldwidthes
+#
+CONFIG_NOPRINTF_FIELDWIDTH=n
+
+#
+# Allow for architecture optimized implementations
+#
+# The architecture can provide optimized versions of the
+# following to improve system performance
+#
+CONFIG_ARCH_MEMCPY=n
+CONFIG_ARCH_MEMCMP=n
+CONFIG_ARCH_MEMMOVE=n
+CONFIG_ARCH_MEMSET=n
+CONFIG_ARCH_STRCMP=n
+CONFIG_ARCH_STRCPY=n
+CONFIG_ARCH_STRNCPY=n
+CONFIG_ARCH_STRLEN=n
+CONFIG_ARCH_STRNLEN=n
+CONFIG_ARCH_BZERO=n
+
+#
+# Sizes of configurable things (0 disables)
+#
+# CONFIG_MAX_TASKS - The maximum number of simultaneously
+# active tasks. This value must be a power of two.
+# CONFIG_MAX_TASK_ARGS - This controls the maximum number of
+# of parameters that a task may receive (i.e., maxmum value
+# of 'argc')
+# CONFIG_NPTHREAD_KEYS - The number of items of thread-
+# specific data that can be retained
+# CONFIG_NFILE_DESCRIPTORS - The maximum number of file
+# descriptors (one for each open)
+# CONFIG_NFILE_STREAMS - The maximum number of streams that
+# can be fopen'ed
+# CONFIG_NAME_MAX - The maximum size of a file name.
+# CONFIG_STDIO_BUFFER_SIZE - Size of the buffer to allocate
+# on fopen. (Only if CONFIG_NFILE_STREAMS > 0)
+# CONFIG_STDIO_LINEBUFFER - If standard C buffered I/O is enabled
+# (CONFIG_STDIO_BUFFER_SIZE > 0), then this option may be added
+# to force automatic, line-oriented flushing the output buffer
+# for putc(), fputc(), putchar(), puts(), fputs(), printf(),
+# fprintf(), and vfprintf(). When a newline is encountered in
+# the output string, the output buffer will be flushed. This
+# (slightly) increases the NuttX footprint but supports the kind
+# of behavior that people expect for printf().
+# CONFIG_NUNGET_CHARS - Number of characters that can be
+# buffered by ungetc() (Only if CONFIG_NFILE_STREAMS > 0)
+# CONFIG_PREALLOC_MQ_MSGS - The number of pre-allocated message
+# structures. The system manages a pool of preallocated
+# message structures to minimize dynamic allocations
+# CONFIG_MQ_MAXMSGSIZE - Message structures are allocated with
+# a fixed payload size given by this settin (does not include
+# other message structure overhead.
+# CONFIG_MAX_WDOGPARMS - Maximum number of parameters that
+# can be passed to a watchdog handler
+# CONFIG_PREALLOC_WDOGS - The number of pre-allocated watchdog
+# structures. The system manages a pool of preallocated
+# watchdog structures to minimize dynamic allocations
+# CONFIG_PREALLOC_TIMERS - The number of pre-allocated POSIX
+# timer structures. The system manages a pool of preallocated
+# timer structures to minimize dynamic allocations. Set to
+# zero for all dynamic allocations.
+#
+CONFIG_MAX_TASKS=4
+CONFIG_MAX_TASK_ARGS=4
+CONFIG_NPTHREAD_KEYS=2
+CONFIG_NFILE_DESCRIPTORS=8
+CONFIG_NFILE_STREAMS=0
+CONFIG_NAME_MAX=12
+CONFIG_STDIO_BUFFER_SIZE=32
+CONFIG_STDIO_LINEBUFFER=n
+CONFIG_NUNGET_CHARS=2
+CONFIG_PREALLOC_MQ_MSGS=4
+CONFIG_MQ_MAXMSGSIZE=32
+CONFIG_MAX_WDOGPARMS=2
+CONFIG_PREALLOC_WDOGS=4
+CONFIG_PREALLOC_TIMERS=0
+
+
+#
+# Settings for apps/nshlib
+#
+# CONFIG_NSH_BUILTIN_APPS - Support external registered,
+# "named" applications that can be executed from the NSH
+# command line (see apps/README.txt for more information).
+# 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_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()).
+#
+
+# Disable NSH completely
+CONFIG_NSH_CONSOLE=n
+
+#
+# Stack and heap information
+#
+# CONFIG_BOOT_RUNFROMFLASH - Some configurations support XIP
+# operation from FLASH but must copy initialized .data sections to RAM.
+# (should also be =n for the STM3210E-EVAL which always runs from flash)
+# CONFIG_BOOT_COPYTORAM - Some configurations boot in FLASH
+# but copy themselves entirely into RAM for better performance.
+# CONFIG_CUSTOM_STACK - The up_ implementation will handle
+# all stack operations outside of the nuttx model.
+# CONFIG_STACK_POINTER - The initial stack pointer (arm7tdmi only)
+# CONFIG_IDLETHREAD_STACKSIZE - The size of the initial stack.
+# This is the thread that (1) performs the inital boot of the system up
+# to the point where user_start() is spawned, and (2) there after is the
+# IDLE thread that executes only when there is no other thread ready to
+# run.
+# CONFIG_USERMAIN_STACKSIZE - The size of the stack to allocate
+# for the main user thread that begins at the user_start() entry point.
+# CONFIG_PTHREAD_STACK_MIN - Minimum pthread stack size
+# CONFIG_PTHREAD_STACK_DEFAULT - Default pthread stack size
+# CONFIG_HEAP_BASE - The beginning of the heap
+# CONFIG_HEAP_SIZE - The size of the heap
+#
+CONFIG_BOOT_RUNFROMFLASH=n
+CONFIG_BOOT_COPYTORAM=n
+CONFIG_CUSTOM_STACK=n
+CONFIG_STACK_POINTER=
+CONFIG_IDLETHREAD_STACKSIZE=1024
+CONFIG_USERMAIN_STACKSIZE=1200
+CONFIG_PTHREAD_STACK_MIN=512
+CONFIG_PTHREAD_STACK_DEFAULT=1024
+CONFIG_HEAP_BASE=
+CONFIG_HEAP_SIZE=
+
+#
+# NSH Library
+#
+# CONFIG_NSH_LIBRARY is not set
+# CONFIG_NSH_BUILTIN_APPS is not set
diff --git a/nuttx-configs/px4io-v1/nsh/setenv.sh b/nuttx-configs/px4io-v1/nsh/setenv.sh
new file mode 100755
index 000000000..ff9a4bf8a
--- /dev/null
+++ b/nuttx-configs/px4io-v1/nsh/setenv.sh
@@ -0,0 +1,47 @@
+#!/bin/bash
+# configs/stm3210e-eval/dfu/setenv.sh
+#
+# Copyright (C) 2009 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="${PATH}"; fi
+
+WD=`pwd`
+export RIDE_BIN="/cygdrive/c/Program Files/Raisonance/Ride/arm-gcc/bin"
+export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+export PATH="${BUILDROOT_BIN}:${RIDE_BIN}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+echo "PATH : ${PATH}"
diff --git a/nuttx-configs/px4io-v1/scripts/ld.script b/nuttx-configs/px4io-v1/scripts/ld.script
new file mode 100755
index 000000000..69c2f9cb2
--- /dev/null
+++ b/nuttx-configs/px4io-v1/scripts/ld.script
@@ -0,0 +1,129 @@
+/****************************************************************************
+ * configs/stm3210e-eval/nsh/ld.script
+ *
+ * Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ * used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/* The STM32F100C8 has 64Kb of FLASH beginning at address 0x0800:0000 and
+ * 8Kb of SRAM beginning at address 0x2000:0000. When booting from FLASH,
+ * FLASH memory is aliased to address 0x0000:0000 where the code expects to
+ * begin execution by jumping to the entry point in the 0x0800:0000 address
+ * range.
+ */
+
+MEMORY
+{
+ flash (rx) : ORIGIN = 0x08001000, LENGTH = 60K
+ sram (rwx) : ORIGIN = 0x20000000, LENGTH = 8K
+}
+
+OUTPUT_ARCH(arm)
+ENTRY(__start) /* treat __start as the anchor for dead code stripping */
+EXTERN(_vectors) /* force the vectors to be included in the output */
+
+/*
+ * Ensure that abort() is present in the final object. The exception handling
+ * code pulled in by libgcc.a requires it (and that code cannot be easily avoided).
+ */
+EXTERN(abort)
+
+SECTIONS
+{
+ .text : {
+ _stext = ABSOLUTE(.);
+ *(.vectors)
+ *(.text .text.*)
+ *(.fixup)
+ *(.gnu.warning)
+ *(.rodata .rodata.*)
+ *(.gnu.linkonce.t.*)
+ *(.glue_7)
+ *(.glue_7t)
+ *(.got)
+ *(.gcc_except_table)
+ *(.gnu.linkonce.r.*)
+ _etext = ABSOLUTE(.);
+ } > flash
+
+ /*
+ * Init functions (static constructors and the like)
+ */
+ .init_section : {
+ _sinit = ABSOLUTE(.);
+ KEEP(*(.init_array .init_array.*))
+ _einit = ABSOLUTE(.);
+ } > flash
+
+ .ARM.extab : {
+ *(.ARM.extab*)
+ } > flash
+
+ __exidx_start = ABSOLUTE(.);
+ .ARM.exidx : {
+ *(.ARM.exidx*)
+ } > flash
+ __exidx_end = ABSOLUTE(.);
+
+ _eronly = ABSOLUTE(.);
+
+ /* The STM32F100CB has 8Kb of SRAM beginning at the following address */
+
+ .data : {
+ _sdata = ABSOLUTE(.);
+ *(.data .data.*)
+ *(.gnu.linkonce.d.*)
+ CONSTRUCTORS
+ _edata = ABSOLUTE(.);
+ } > sram AT > flash
+
+ .bss : {
+ _sbss = ABSOLUTE(.);
+ *(.bss .bss.*)
+ *(.gnu.linkonce.b.*)
+ *(COMMON)
+ _ebss = ABSOLUTE(.);
+ } > sram
+
+ /* Stabs debugging sections. */
+ .stab 0 : { *(.stab) }
+ .stabstr 0 : { *(.stabstr) }
+ .stab.excl 0 : { *(.stab.excl) }
+ .stab.exclstr 0 : { *(.stab.exclstr) }
+ .stab.index 0 : { *(.stab.index) }
+ .stab.indexstr 0 : { *(.stab.indexstr) }
+ .comment 0 : { *(.comment) }
+ .debug_abbrev 0 : { *(.debug_abbrev) }
+ .debug_info 0 : { *(.debug_info) }
+ .debug_line 0 : { *(.debug_line) }
+ .debug_pubnames 0 : { *(.debug_pubnames) }
+ .debug_aranges 0 : { *(.debug_aranges) }
+}
diff --git a/nuttx-configs/px4io-v1/src/Makefile b/nuttx-configs/px4io-v1/src/Makefile
new file mode 100644
index 000000000..bb9539d16
--- /dev/null
+++ b/nuttx-configs/px4io-v1/src/Makefile
@@ -0,0 +1,84 @@
+############################################################################
+# configs/stm3210e-eval/src/Makefile
+#
+# Copyright (C) 2009-2010 Gregory Nutt. All rights reserved.
+# Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# 3. Neither the name NuttX nor the names of its contributors may be
+# used to endorse or promote products derived from this software
+# without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+############################################################################
+
+-include $(TOPDIR)/Make.defs
+
+CFLAGS += -I$(TOPDIR)/sched
+
+ASRCS =
+AOBJS = $(ASRCS:.S=$(OBJEXT))
+
+CSRCS = empty.c
+
+COBJS = $(CSRCS:.c=$(OBJEXT))
+
+SRCS = $(ASRCS) $(CSRCS)
+OBJS = $(AOBJS) $(COBJS)
+
+ARCH_SRCDIR = $(TOPDIR)/arch/$(CONFIG_ARCH)/src
+ifeq ($(WINTOOL),y)
+ CFLAGS += -I "${shell cygpath -w $(ARCH_SRCDIR)/chip}" \
+ -I "${shell cygpath -w $(ARCH_SRCDIR)/common}" \
+ -I "${shell cygpath -w $(ARCH_SRCDIR)/armv7-m}"
+else
+ CFLAGS += -I$(ARCH_SRCDIR)/chip -I$(ARCH_SRCDIR)/common -I$(ARCH_SRCDIR)/armv7-m
+endif
+
+all: libboard$(LIBEXT)
+
+$(AOBJS): %$(OBJEXT): %.S
+ $(call ASSEMBLE, $<, $@)
+
+$(COBJS) $(LINKOBJS): %$(OBJEXT): %.c
+ $(call COMPILE, $<, $@)
+
+libboard$(LIBEXT): $(OBJS)
+ $(call ARCHIVE, $@, $(OBJS))
+
+.depend: Makefile $(SRCS)
+ @$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+ @touch $@
+
+depend: .depend
+
+clean:
+ $(call DELFILE, libboard$(LIBEXT))
+ $(call CLEAN)
+
+distclean: clean
+ $(call DELFILE, Make.dep)
+ $(call DELFILE, .depend)
+
+-include Make.dep
diff --git a/nuttx-configs/px4io-v1/src/empty.c b/nuttx-configs/px4io-v1/src/empty.c
new file mode 100644
index 000000000..ace900866
--- /dev/null
+++ b/nuttx-configs/px4io-v1/src/empty.c
@@ -0,0 +1,4 @@
+/*
+ * There are no source files here, but libboard.a can't be empty, so
+ * we have this empty source file to keep it company.
+ */