From ed7b57d618a122c4edd944d36e9942c12f06890b Mon Sep 17 00:00:00 2001
From: Wojciech Krutnik <wojciechk8@gmail.com>
Date: Fri, 31 Mar 2017 00:45:55 +0200
Subject: [PATCH] Added Makefile for STM32F1 with CMSIS

---
 Makefile.CMSIS | 151 +++++++++++++++++++++++++++++++++++++++++++++++++
 openocd.cfg    |   2 +
 2 files changed, 153 insertions(+)
 create mode 100644 Makefile.CMSIS
 create mode 100644 openocd.cfg

diff --git a/Makefile.CMSIS b/Makefile.CMSIS
new file mode 100644
index 0000000..03bb81a
--- /dev/null
+++ b/Makefile.CMSIS
@@ -0,0 +1,151 @@
+# The name for the project
+TARGET:=mmdvm
+
+# The CPU architecture (will be used for -mcpu)
+MCPU:=cortex-m3
+MCU:=STM32F105xC
+
+# The source files of the project
+CSRC:=
+CXXSRC:=$(wildcard *.cpp)
+
+# Include directory for the system include files and system source file
+SYSDIR:=system_stm32f1xx
+SYSSRC:=$(SYSDIR)/system_stm32f1xx.c
+
+# Other include directories
+INCDIR:=
+
+# Definitions
+CDEFS:=
+CXXDEFS:=
+
+# The name of the startup file which matches to the architecture (MCPU)
+STARTUP:=$(SYSDIR)/startup_stm32f105xc.S
+STARTUP_DEFS=
+
+# Include directory for CMSIS
+CMSISDIR:=/opt/STM32Cube_FW_F1_V1.4.0/Drivers/CMSIS
+
+# Libraries
+LIBDIR:=
+LIBS:=-larm_cortexM3l_math
+
+# Name of the linker script
+LDSCRIPT:=$(SYSDIR)/gcc.ld
+
+# Target objects and binaries directory
+OBJDIR:=obj
+BINDIR:=bin
+
+# Port definition for programming via bootloader (using stm32flash)
+BL_PORT:=/dev/ttyUSB0
+
+
+
+# Internal Variables
+ELF:=$(BINDIR)/$(TARGET).elf
+HEX:=$(BINDIR)/$(TARGET).hex
+DIS:=$(BINDIR)/$(TARGET).dis
+MAP:=$(BINDIR)/$(TARGET).map
+OBJ:=$(CSRC:%.c=$(OBJDIR)/%.o) $(CXXSRC:%.cpp=$(OBJDIR)/%.o)
+OBJ+=$(SYSSRC:$(SYSDIR)/%.c=$(OBJDIR)/%.o) $(STARTUP:$(SYSDIR)/%.S=$(OBJDIR)/%.o)
+
+# Replace standard build tools by arm tools
+CC:=arm-none-eabi-gcc
+CXX:=arm-none-eabi-g++
+AS:=arm-none-eabi-gcc
+LD:=arm-none-eabi-g++
+OBJCOPY:=arm-none-eabi-objcopy
+OBJDUMP:=arm-none-eabi-objdump
+SIZE:=arm-none-eabi-size
+
+# Common flags
+COMMON_FLAGS =-mthumb -mlittle-endian -mcpu=$(MCPU)
+COMMON_FLAGS+= -Wall
+COMMON_FLAGS+= -I. -I$(CMSISDIR)/Include -I$(CMSISDIR)/Device/ST/STM32F1xx/Include -I$(SYSDIR)
+COMMON_FLAGS+=  $(addprefix -I,$(INCDIR))
+COMMON_FLAGS+= -D$(MCU)
+COMMON_FLAGS+= -Os -flto -ffunction-sections -fdata-sections
+COMMON_FLAGS+= -g
+# Assembler flags
+ASFLAGS:=$(COMMON_FLAGS)
+# C flags
+CFLAGS:=$(COMMON_FLAGS) $(addprefix -D,$(CDEFS))
+CFLAGS+= -std=gnu11 -nostdlib
+# CXX flags
+CXXFLAGS:=$(COMMON_FLAGS) $(addprefix -D,$(CXXDEFS))
+CXXFLAGS+= -nostdlib -fno-exceptions -fno-rtti
+# LD flags
+LDFLAGS:=$(COMMON_FLAGS) -Wl,--gc-sections -Wl,-Map=$(MAP) -Wl,--no-wchar-size-warning
+LDFLAGS+= --specs=nosys.specs --specs=nano.specs
+LDFLAGS+= -L$(CMSISDIR)/Lib/GCC/ $(addprefix -L,$(LIBDIR))
+LDLIBS:=-T$(LDSCRIPT) $(LIBS)
+
+# Dependecies
+DEPENDS:=$(CSRC:%.c=$(OBJDIR)/%.d) $(CXXSRC:%.cpp=$(OBJDIR)/%.d)
+
+
+# Additional Suffixes
+.SUFFIXES: .elf .hex
+
+# Targets
+.PHONY: all
+all: $(DIS) $(HEX)
+	$(SIZE) $(ELF)
+
+.PHONY: program
+program: $(HEX) $(ELF)
+	openocd -f openocd.cfg \
+					-c "program $(HEX) verify reset exit"
+	$(SIZE) $(ELF)
+
+.PHONY: program_bl
+program_bl: $(HEX) $(ELF)
+	stm32flash -w $(HEX) -v $(BL_PORT)
+	$(SIZE) $(ELF)
+
+.PHONY: run
+run: $(HEX) $(ELF)
+	openocd -f openocd.cfg \
+					-c "init" -c "reset" -c "exit"
+
+.PHONY: debug
+debug: $(ELF)
+	./debug.sh $(ELF)
+
+.PHONY: clean
+clean:
+	$(RM) $(OBJ) $(HEX) $(ELF) $(DIS) $(MAP) $(DEPENDS)
+
+# implicit rules
+.elf.hex:
+	$(OBJCOPY) -O ihex $< $@
+
+$(OBJDIR)/%.o: %.c
+	$(CC) -MMD $(CFLAGS) -c $< -o $@
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) -MMD $(CXXFLAGS) -c $< -o $@
+
+$(OBJDIR)/%.o: $(SYSDIR)/%.c
+	$(CC) $(CFLAGS) -c $< -o $@
+
+$(OBJDIR)/%.o: $(SYSDIR)/%.S
+	$(AS) $(ASFLAGS) -c $< -o $@
+
+# explicit rules
+$(OBJDIR):
+	mkdir -p $(OBJDIR)
+
+$(BINDIR):
+	mkdir -p $(BINDIR)
+
+$(ELF): $(BINDIR) $(OBJ)
+	$(LD) $(OBJ) $(LDFLAGS) $(LDLIBS) -o $@
+
+$(DIS): $(ELF)
+	$(OBJDUMP) -S $< > $@
+
+# include dependecies
+-include $(DEPENDS)
diff --git a/openocd.cfg b/openocd.cfg
new file mode 100644
index 0000000..b00e2bf
--- /dev/null
+++ b/openocd.cfg
@@ -0,0 +1,2 @@
+source [find interface/stlink-v2.cfg]
+source [find target/stm32f1x.cfg]