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-rw-r--r--nuttx/configs/px4fmu-v1/common/Make.defs184
-rw-r--r--nuttx/configs/px4fmu-v1/common/ld.script149
2 files changed, 333 insertions, 0 deletions
diff --git a/nuttx/configs/px4fmu-v1/common/Make.defs b/nuttx/configs/px4fmu-v1/common/Make.defs
new file mode 100644
index 000000000..756286ccb
--- /dev/null
+++ b/nuttx/configs/px4fmu-v1/common/Make.defs
@@ -0,0 +1,184 @@
+############################################################################
+# configs/px4fmu/common/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.
+#
+############################################################################
+
+#
+# Generic Make.defs for the PX4FMU
+# Do not specify/use this file directly - it is included by config-specific
+# Make.defs in the per-config directories.
+#
+
+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 = $(CROSSDEV)objdump
+
+MAXOPTIMIZATION = -O3
+ARCHCPUFLAGS = -mcpu=cortex-m4 \
+ -mthumb \
+ -march=armv7e-m \
+ -mfpu=fpv4-sp-d16 \
+ -mfloat-abi=hard
+
+
+# enable precise stack overflow tracking
+INSTRUMENTATIONDEFINES = -finstrument-functions \
+ -ffixed-r10
+
+# pull in *just* libm from the toolchain ... this is grody
+LIBM = "${shell $(CC) $(ARCHCPUFLAGS) -print-file-name=libm.a}"
+EXTRA_LIBS += $(LIBM)
+
+# use our linker script
+LDSCRIPT = ld.script
+
+ifeq ($(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)/common/$(LDSCRIPT)}"
+else
+ ifeq ($(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/$(CONFIG_ARCH_BOARD)/common/$(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/$(CONFIG_ARCH_BOARD)/common/$(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) \
+ -Wno-psabi
+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/px4fmu-v1/common/ld.script b/nuttx/configs/px4fmu-v1/common/ld.script
new file mode 100644
index 000000000..de8179e8d
--- /dev/null
+++ b/nuttx/configs/px4fmu-v1/common/ld.script
@@ -0,0 +1,149 @@
+/****************************************************************************
+ * configs/px4fmu/common/ld.script
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+/* The STM32F405 has 1024Kb of FLASH beginning at address 0x0800:0000 and
+ * 192Kb of SRAM. SRAM is split up into three blocks:
+ *
+ * 1) 112Kb of SRAM beginning at address 0x2000:0000
+ * 2) 16Kb of SRAM beginning at address 0x2001:c000
+ * 3) 64Kb of TCM SRAM beginning at address 0x1000:0000
+ *
+ * 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.
+ *
+ * The first 0x4000 of flash is reserved for the bootloader.
+ */
+
+MEMORY
+{
+ flash (rx) : ORIGIN = 0x08004000, LENGTH = 1008K
+ sram (rwx) : ORIGIN = 0x20000000, LENGTH = 128K
+ ccsram (rwx) : ORIGIN = 0x10000000, LENGTH = 64K
+}
+
+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.*)
+ *(.got)
+ *(.gcc_except_table)
+ *(.gnu.linkonce.r.*)
+ _etext = ABSOLUTE(.);
+
+ /*
+ * This is a hack to make the newlib libm __errno() call
+ * use the NuttX get_errno_ptr() function.
+ */
+ __errno = get_errno_ptr;
+ } > flash
+
+ /*
+ * Init functions (static constructors and the like)
+ */
+ .init_section : {
+ _sinit = ABSOLUTE(.);
+ KEEP(*(.init_array .init_array.*))
+ _einit = ABSOLUTE(.);
+ } > flash
+
+ /*
+ * Construction data for parameters.
+ */
+ __param ALIGN(4): {
+ __param_start = ABSOLUTE(.);
+ KEEP(*(__param*))
+ __param_end = ABSOLUTE(.);
+ } > flash
+
+ .ARM.extab : {
+ *(.ARM.extab*)
+ } > flash
+
+ __exidx_start = ABSOLUTE(.);
+ .ARM.exidx : {
+ *(.ARM.exidx*)
+ } > flash
+ __exidx_end = ABSOLUTE(.);
+
+ _eronly = ABSOLUTE(.);
+
+ .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) }
+}