135 lines
4.0 KiB
Makefile
135 lines
4.0 KiB
Makefile
# Toolchain and programmer paths
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TOOLCHAIN ?= /opt/Developer/sdcc/bin
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ISPTOOL ?= /opt/Developer/stm8flash
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# MCU configuration
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MCU = stm8s103f3
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ARCH = stm8
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# Compilation settings
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F_CPU ?= 2000000
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TARGET ?= $(lastword $(subst /, ,$(CURDIR)))
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# Directory structure
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BUILD_DIR = objects
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SRC_DIR = src
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BSP_DIR = bsp
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SCRIPTS_DIR = scripts
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BSP_INC_DIR = $(BSP_DIR)/inc
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SRC_INC_DIR = $(SRC_DIR)/inc
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# Source files
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SRCS := $(wildcard $(SRC_DIR)/*.c) $(wildcard $(BSP_DIR)/*.c)
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ASRCS := $(wildcard $(SRC_DIR)/*.s) $(wildcard $(BSP_DIR)/*.s)
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OPT_SRCS := $(wildcard $(SCRIPTS_DIR)/*.opt)
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# Compiler tools
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CC = $(TOOLCHAIN)/sdcc
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LD = $(TOOLCHAIN)/sdld
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AS = $(TOOLCHAIN)/sdasstm8
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OBJCOPY = $(TOOLCHAIN)/sdobjcopy
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# Compiler flags
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ASFLAGS = -plosgff
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CFLAGS = -m$(ARCH) -p$(MCU) --std-sdcc11
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CFLAGS += -DF_CPU=$(F_CPU)UL -I$(SRC_INC_DIR) -I$(BSP_INC_DIR)
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CFLAGS += --stack-auto --noinduction --use-non-free
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## Disable lospre (workaround for bug 2673)
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#CFLAGS += --nolospre
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LDFLAGS = -m$(ARCH) -l$(ARCH) --out-fmt-ihx
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OPTFLAGS = -Wl-bOPTION=0x4800 -Wl-bOPTION_BOOT=0x481C
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# Object files
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OBJS = $(patsubst %.c,$(BUILD_DIR)/%.rel,$(notdir $(SRCS))) \
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$(patsubst %.s,$(BUILD_DIR)/%.rel,$(notdir $(ASRCS)))
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OPT_OBJS = $(patsubst %.opt,$(BUILD_DIR)/%.rel,$(notdir $(OPT_SRCS)))
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# Source file search paths
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vpath %.c $(sort $(dir $(SRCS)))
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vpath %.s $(sort $(dir $(ASRCS)))
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vpath %.opt $(sort $(dir $(OPT_SRCS)))
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# Default target: build main application and option bytes
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all: $(BUILD_DIR)/$(TARGET).bin $(BUILD_DIR)/option.bin size
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# Compile C files
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$(BUILD_DIR)/%.rel: %.c | $(BUILD_DIR)
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@mkdir -p $(dir $@)
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$(CC) -c $(CFLAGS) $< -o $@
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# Compile assembly files
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$(BUILD_DIR)/%.rel: %.s | $(BUILD_DIR)
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@mkdir -p $(dir $@)
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$(AS) $(ASFLAGS) $<
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@mv $(SRC_DIR)$*.lst $(SRC_DIR)$*.rel $(SRC_DIR)$*.sym $(BUILD_DIR)/ 2>/dev/null || true
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# Compile option byte files
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$(BUILD_DIR)/%.rel: %.opt | $(BUILD_DIR)
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@mkdir -p $(dir $@)
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$(AS) $(ASFLAGS) $<
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$(eval SRC_DIR := $(dir $<))
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@mv $(SRC_DIR)$*.lst $(SRC_DIR)$*.rel $(SRC_DIR)$*.sym $(BUILD_DIR)/ 2>/dev/null || true
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# Link main application
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$(BUILD_DIR)/$(TARGET).hex: $(OBJS)
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$(CC) $(LDFLAGS) $(OBJS) -o $@
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$(BUILD_DIR)/$(TARGET).bin: $(BUILD_DIR)/$(TARGET).hex
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$(OBJCOPY) -I ihex --output-target=binary $< $@
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# Link option bytes separately at address 0x4800
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$(BUILD_DIR)/option.hex: $(OPT_OBJS)
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$(CC) $(LDFLAGS) $(OPTFLAGS) $(OPT_OBJS) -o $@ || true
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$(BUILD_DIR)/option.bin: $(BUILD_DIR)/option.hex
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$(OBJCOPY) -I ihex --output-target=binary $< $@
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# Show sizes of generated binaries
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size: $(BUILD_DIR)/$(TARGET).bin $(BUILD_DIR)/option.bin
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@echo "=== Main application size ==="
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@wc -c $(BUILD_DIR)/$(TARGET).bin
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@echo ""
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@echo "=== Option bytes size ==="
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@wc -c $(BUILD_DIR)/option.bin
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# Create build directory
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$(BUILD_DIR):
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mkdir -p $@
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# Clean build directory
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clean:
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rm -fR $(BUILD_DIR)
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# Flash main application and option bytes via ST-Link
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flash: $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/option.hex
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@echo "Flashing main application..."
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$(ISPTOOL) -c stlinkv2 -p $(MCU) -w $(BUILD_DIR)/$(TARGET).hex
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@echo ""
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@echo "Flashing option bytes..."
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$(ISPTOOL) -c stlinkv2 -p $(MCU) -s opt -w $(BUILD_DIR)/option.hex
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# Flash only option bytes
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flash-opt: $(BUILD_DIR)/option.hex
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$(ISPTOOL) -c stlinkv2 -p $(MCU) -s opt -w $(BUILD_DIR)/option.hex
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# Flash only main application
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flash-app: $(BUILD_DIR)/$(TARGET).hex
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$(ISPTOOL) -c stlinkv2 -p $(MCU) -w $(BUILD_DIR)/$(TARGET).hex
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# Build only option bytes
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option: $(BUILD_DIR)/option.bin
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# Show help information
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help:
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@echo "Available targets:"
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@echo " all - Build main application and option bytes (default)"
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@echo " clean - Remove build directory"
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@echo " flash - Flash main application and option bytes via ST-Link"
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@echo " flash-app - Flash only main application"
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@echo " flash-opt - Flash only option bytes"
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@echo " size - Show sizes of generated binaries"
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@echo " option - Build only option bytes"
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@echo " help - Show this help"
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.PHONY: clean all flash flash-opt flash-app size option help
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