initial commit

myapps/blinky/Makefile

@@ -0,0 +1,175 @@
+######################################
+# target
+######################################
+TARGET = blinky
+
+
+######################################
+# building variables
+######################################
+# debug build?
+DEBUG = 1
+# optimization for size
+OPT = -Os
+
+
+#######################################
+# paths
+#######################################
+# Build path
+BUILD_DIR = build
+
+######################################
+# source
+######################################
+# C sources
+include emlib.mk
+C_SOURCES += \
+../../platform/Device/SiliconLabs/EFR32BG22/Source/system_efr32bg22.c \
+src/main.c
+
+
+# ASM sources
+LDLIBS1 =  \
+../../platform/Device/SiliconLabs/EFR32BG22/Source/GCC/startup_efr32bg22.S
+
+#######################################
+# binaries
+#######################################
+PREFIX = arm-none-eabi-
+
+CC = $(PREFIX)gcc
+CP = $(PREFIX)objcopy
+SZ = $(PREFIX)size
+
+HEX = $(CP) -O ihex
+BIN = $(CP) -O binary -S
+
+#######################################
+# CFLAGS
+#######################################
+# cpu
+CPU = \
+ -mcpu=cortex-m33 \
+ -mthumb \
+ -mfpu=fpv5-sp-d16 \
+ -mfloat-abi=hard \
+ -std=c99 \
+ -Wall \
+ -Wextra \
+ -fdata-sections \
+ -ffunction-sections \
+ -fomit-frame-pointer \
+ -imacros sl_gcc_preinclude.h \
+ -mcmse
+
+DEFINES = -DEFR32BG22C224F512GM32
+
+# fpu
+FPU = 
+
+# float-abi
+FLOAT-ABI =
+
+# mcu
+MCU = $(CPU) $(FPU) $(FLOAT-ABI)
+
+# C includes
+C_INCLUDES =  \
+ -I include -I../../platform/CMSIS/Core/Include \
+ -I../../platform/Device/SiliconLabs/EFR32BG22/Include \
+ -I../../platform/common/inc \
+ -I ../../platform/common/toolchain/inc \
+ -I ../../platform/emlib/inc
+
+# compile gcc flags
+CFLAGS = $(MCU) $(C_INCLUDES) $(OPT) $(DEFINES)
+
+ifeq ($(DEBUG), 1)
+CFLAGS += -g
+endif
+
+
+# Generate dependency information <<<<<<<<<<<<<<<<<<<<<<< check
+CFLAGS += -MMD -MP -MF"$(@:%.o=%.d)"
+
+
+#######################################
+# LDFLAGS
+#######################################
+# link script
+LDSCRIPT = ../../platform/Device/SiliconLabs/EFR32BG22/Source/GCC/efr32bg22.ld
+
+# libraries
+GROUP_START =-Wl,--start-group
+GROUP_END =-Wl,--end-group
+
+PROJECT_LIBS = \
+ -lgcc \
+ -lc \
+ -lm \
+ -lnosys
+
+
+LIBS = $(GROUP_START) $(PROJECT_LIBS) $(GROUP_END)
+LIBDIR = 
+LDFLAGS =  \
+ -mcpu=cortex-m33 \
+ -mthumb \
+ -mfpu=fpv5-sp-d16 \
+ -mfloat-abi=hard \
+ -T $(LDSCRIPT) \
+ --specs=nano.specs \
+ --specs=nosys.specs \
+ -Xlinker -Map=$(BUILD_DIR)/$(TARGET).map \
+ -Wl,--gc-sections \
+ $(LIBS)
+
+# default action: build all
+all: $(BUILD_DIR)/$(TARGET).elf $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).bin
+
+
+#######################################
+# build the application
+#######################################
+# list of objects
+OBJECTS = $(addprefix $(BUILD_DIR)/,$(notdir $(C_SOURCES:.c=.o)))
+vpath %.c $(sort $(dir $(C_SOURCES)))
+
+# list of ASM program objects
+OBJECTS += $(addprefix $(BUILD_DIR)/,$(notdir $(ASM_SOURCES:.S=.o)))
+vpath %.S $(sort $(dir $(ASM_SOURCES)))
+
+$(BUILD_DIR)/%.o: %.c Makefile | $(BUILD_DIR)
+	$(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/$(notdir $(<:.c=.lst)) $< -o $@
+
+#$(LUAOBJECTS) $(OBJECTS)
+$(BUILD_DIR)/$(TARGET).elf: $(OBJECTS) Makefile
+	$(CC) $(OBJECTS) $(LDFLAGS) $(LDLIBS1) -o $@
+	$(SZ) $@
+
+$(BUILD_DIR)/%.hex: $(BUILD_DIR)/%.elf | $(BUILD_DIR)
+	$(HEX) $< $@
+	
+$(BUILD_DIR)/%.bin: $(BUILD_DIR)/%.elf | $(BUILD_DIR)
+	$(BIN) $< $@	
+	
+$(BUILD_DIR):
+	mkdir $@		
+
+#######################################
+# Program
+#######################################
+
+#######################################
+# clean up
+#######################################
+clean:
+	-rm -fR $(BUILD_DIR)
+  
+#######################################
+# dependencies
+#######################################
+-include $(wildcard $(BUILD_DIR)/*.d)
+
+# *** EOF ***