init stm8 sdcc template repo

2025-12-17 09:52:20 +08:00
commit 1fb18e2461
9 changed files with 967 additions and 0 deletions
--- a/134
+++ b/134
@@ -0,0 +1,134 @@
+# Toolchain and programmer paths
+TOOLCHAIN ?= /opt/Developer/sdcc/bin
+ISPTOOL ?= /opt/Developer/stm8flash
+
+# MCU configuration
+MCU  = stm8s103f3
+ARCH = stm8
+
+# Compilation settings
+F_CPU   ?= 2000000
+TARGET  ?= $(lastword $(subst /, ,$(CURDIR)))
+
+# Directory structure
+BUILD_DIR  = objects
+SRC_DIR    = src
+BSP_DIR    = bsp
+SCRIPTS_DIR = scripts
+BSP_INC_DIR = $(BSP_DIR)/inc
+SRC_INC_DIR = $(SRC_DIR)/inc
+
+# Source files
+SRCS    := $(wildcard $(SRC_DIR)/*.c) $(wildcard $(BSP_DIR)/*.c)
+ASRCS   := $(wildcard $(SRC_DIR)/*.s) $(wildcard $(BSP_DIR)/*.s)
+OPT_SRCS := $(SCRIPTS_DIR)/bootloader.opt
+#OPT_SRCS := $(SCRIPTS_DIR)/factory.opt
+
+# Compiler tools
+CC       = $(TOOLCHAIN)/sdcc
+LD       = $(TOOLCHAIN)/sdld
+AS       = $(TOOLCHAIN)/sdasstm8
+OBJCOPY  = $(TOOLCHAIN)/sdobjcopy
+
+# Compiler flags
+ASFLAGS  = -plosgff
+CFLAGS   = -m$(ARCH) -p$(MCU) --std-sdcc11
+CFLAGS  += -DF_CPU=$(F_CPU)UL -I$(SRC_INC_DIR) -I$(BSP_INC_DIR)
+CFLAGS  += --stack-auto --noinduction --use-non-free
+## Disable lospre (workaround for bug 2673)
+#CFLAGS  += --nolospre
+LDFLAGS  = -m$(ARCH) -l$(ARCH) --out-fmt-ihx
+
+# Object files
+OBJS     = $(patsubst %.c,$(BUILD_DIR)/%.rel,$(notdir $(SRCS))) \
+           $(patsubst %.s,$(BUILD_DIR)/%.rel,$(notdir $(ASRCS)))
+OPT_OBJS = $(patsubst %.opt,$(BUILD_DIR)/%.rel,$(notdir $(OPT_SRCS)))
+
+# Source file search paths
+vpath %.c $(sort $(dir $(SRCS)))
+vpath %.s $(sort $(dir $(ASRCS)))
+vpath %.opt $(sort $(dir $(OPT_SRCS)))
+
+# Default target: build main application and option bytes
+all: $(BUILD_DIR)/$(TARGET).bin $(BUILD_DIR)/option.bin size
+
+# Compile C files
+$(BUILD_DIR)/%.rel: %.c | $(BUILD_DIR)
+	@mkdir -p $(dir $@)
+	$(CC) -c $(CFLAGS) $< -o $@
+
+# Compile assembly files
+$(BUILD_DIR)/%.rel: %.s | $(BUILD_DIR)
+	@mkdir -p $(dir $@)
+	$(AS) $(ASFLAGS) $<
+	@mv $(SRC_DIR)$*.lst $(SRC_DIR)$*.rel $(SRC_DIR)$*.sym $(BUILD_DIR)/ 2>/dev/null || true
+
+# Compile option byte files
+$(BUILD_DIR)/%.rel: %.opt | $(BUILD_DIR)
+	@mkdir -p $(dir $@)
+	$(AS) $(ASFLAGS) $<
+	$(eval SRC_DIR := $(dir $<))
+	@mv $(SRC_DIR)$*.lst $(SRC_DIR)$*.rel $(SRC_DIR)$*.sym $(BUILD_DIR)/ 2>/dev/null || true
+
+# Link main application
+$(BUILD_DIR)/$(TARGET).hex: $(OBJS)
+	$(CC) $(LDFLAGS) $(OBJS) -o $@
+
+$(BUILD_DIR)/$(TARGET).bin: $(BUILD_DIR)/$(TARGET).hex
+	$(OBJCOPY) -I ihex --output-target=binary $< $@
+
+# Link option bytes separately at address 0x4800
+$(BUILD_DIR)/option.hex: $(OPT_OBJS)
+	$(CC) $(LDFLAGS) -Wl-bOPTION=0x4800 $(OPT_OBJS) -o $@ || true
+
+$(BUILD_DIR)/option.bin: $(BUILD_DIR)/option.hex
+	$(OBJCOPY) -I ihex --output-target=binary $< $@
+
+# Show sizes of generated binaries
+size: $(BUILD_DIR)/$(TARGET).bin $(BUILD_DIR)/option.bin
+	@echo "=== Main application size ==="
+	@wc -c $(BUILD_DIR)/$(TARGET).bin
+	@echo ""
+	@echo "=== Option bytes size ==="
+	@wc -c $(BUILD_DIR)/option.bin
+
+# Create build directory
+$(BUILD_DIR):
+	mkdir -p $@
+
+# Clean build directory
+clean:
+	rm -fR $(BUILD_DIR)
+
+# Flash main application and option bytes via ST-Link
+flash: $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/option.hex
+	@echo "Flashing main application..."
+	$(ISPTOOL) -c stlinkv2 -p $(MCU) -w $(BUILD_DIR)/$(TARGET).hex
+	@echo ""
+	@echo "Flashing option bytes..."
+	$(ISPTOOL) -c stlinkv2 -p $(MCU) -s opt -w $(BUILD_DIR)/option.hex
+
+# Flash only option bytes
+flash-opt: $(BUILD_DIR)/option.hex
+	$(ISPTOOL) -c stlinkv2 -p $(MCU) -s opt -w $(BUILD_DIR)/option.hex
+
+# Flash only main application
+flash-app: $(BUILD_DIR)/$(TARGET).hex
+	$(ISPTOOL) -c stlinkv2 -p $(MCU) -w $(BUILD_DIR)/$(TARGET).hex
+
+# Build only option bytes
+option: $(BUILD_DIR)/option.bin
+
+# Show help information
+help:
+	@echo "Available targets:"
+	@echo "  all        - Build main application and option bytes (default)"
+	@echo "  clean      - Remove build directory"
+	@echo "  flash      - Flash main application and option bytes via ST-Link"
+	@echo "  flash-app  - Flash only main application"
+	@echo "  flash-opt  - Flash only option bytes"
+	@echo "  size       - Show sizes of generated binaries"
+	@echo "  option     - Build only option bytes"
+	@echo "  help       - Show this help"
+
+.PHONY: clean all flash flash-opt flash-app size option help