Add the STM32F CPU support.

Makefile

@@ -0,0 +1,104 @@
+###
+# GNU ARM Embedded Toolchain
+CC=arm-none-eabi-gcc
+CXX=arm-none-eabi-g++
+LD=arm-none-eabi-ld
+AR=arm-none-eabi-ar
+AS=arm-none-eabi-as
+CP=arm-none-eabi-objcopy
+OD=arm-none-eabi-objdump
+NM=arm-none-eabi-nm
+SIZE=arm-none-eabi-size
+A2L=arm-none-eabi-addr2line
+
+###
+# Directory Structure
+BINDIR=bin
+
+###
+# Find source files
+ASOURCES=$(shell find . -name '*.s')
+CSOURCES=$(shell find . -name '*.c')
+CXXSOURCES=$(shell find . -name '*.cpp')
+# Find header directories
+INC=$(shell find . -name '*.h' -exec dirname {} \; | uniq)
+INCLUDES=$(INC:%=-I%)
+# Find libraries
+INCLUDES_LIBS=libarm_cortexM4lf_math.a
+LINK_LIBS=
+# Create object list
+OBJECTS=$(ASOURCES:%.s=%.o)
+OBJECTS+=$(CSOURCES:%.c=%.o)
+OBJECTS+=$(CXXSOURCES:%.cpp=%.o)
+# Define output files ELF & IHEX
+BINELF=outp.elf
+BINHEX=outp.hex
+
+###
+# MCU FLAGS
+MCFLAGS=-mcpu=cortex-m4 -mthumb -mlittle-endian \
+-mfpu=fpv4-sp-d16 -mfloat-abi=hard -mthumb-interwork
+# COMPILE FLAGS
+DEFS=-DUSE_STDPERIPH_DRIVER -DSTM32F4XX -DSTM32F407VG
+CFLAGS=-c $(MCFLAGS) $(DEFS) $(INCLUDES)
+CXXFLAGS=-c $(MCFLAGS) $(DEFS) $(INCLUDES)
+# LINKER FLAGS
+LDSCRIPT=stm32_flash.ld
+LDFLAGS =-T $(LDSCRIPT) $(MCFLAGS) --specs=nosys.specs $(INCLUDES_LIBS) $(LINK_LIBS)
+
+###
+# Build Rules
+.PHONY: all release release-memopt debug clean
+
+all: release-memopt
+
+release-memopt: DEFS+=-DCUSTOM_NEW -DNO_EXCEPTIONS
+release-memopt: CFLAGS+=-Os -ffunction-sections -fdata-sections -fno-builtin # -flto
+release-memopt: CXXFLAGS+=-Os -fno-exceptions -ffunction-sections -fdata-sections -fno-builtin -fno-rtti # -flto
+release-memopt: LDFLAGS+=-Os --specs=nano.specs # -flto
+release-memopt: release
+
+debug: CFLAGS+=-g
+debug: CXXFLAGS+=-g
+debug: LDFLAGS+=-g
+debug: release
+
+release: $(BINDIR)/$(BINHEX)
+
+$(BINDIR)/$(BINHEX): $(BINDIR)/$(BINELF)
+	$(CP) -O ihex $< $@
+	@echo "Objcopy from ELF to IHEX complete!\n"
+
+$(BINDIR)/$(BINELF): $(OBJECTS)
+	$(CXX) $(OBJECTS) $(LDFLAGS) -o $@
+	@echo "Linking complete!\n"
+	$(SIZE) $(BINDIR)/$(BINELF)
+
+%.o: %.cpp
+	$(CXX) $(CXXFLAGS) $< -o $@
+	@echo "Compiled "$<"!\n"
+
+%.o: %.c
+	$(CC) $(CFLAGS) $< -o $@
+	@echo "Compiled "$<"!\n"
+
+%.o: %.s
+	$(CC) $(CFLAGS) $< -o $@
+	@echo "Assambled "$<"!\n"
+
+clean:
+	rm -f $(OBJECTS) $(BINDIR)/$(BINELF) $(BINDIR)/$(BINHEX) $(BINDIR)/output.map
+
+deploy:
+ifneq ($(wildcard /usr/bin/openocd),)
+	/usr/bin/openocd -f /usr/share/openocd/scripts/board/stm32f4discovery.cfg -c "program bin/$(BINELF) verify reset exit"
+endif
+
+ifneq ($(wildcard /usr/local/bin/openocd),)
+	/usr/local/bin/openocd -f /usr/local/share/openocd/scripts/board/stm32f4discovery.cfg -c "program bin/$(BINELF) verify reset exit"
+endif
+
+ifneq ($(wildcard /opt/openocd/bin/openocd),)
+	/opt/openocd/bin/openocd -f /opt/openocd/share/openocd/scripts/board/stm32f4discovery.cfg -c "program bin/$(BINELF) verify reset exit"
+endif
+