scbj
188 lines
4.2 KiB
Makefile
188 lines
4.2 KiB
Makefile
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SHELL := /usr/bin/env bash
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PREFIX := arm-none-eabi-
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CC := $(PREFIX)gcc
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COPY := $(PREFIX)objcopy
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SIZE := $(PREFIX)size
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GDB := $(PREFIX)gdb
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OCD := openocd
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NAME := application
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OPT_LEVEL_CC := -g \
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-O0
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TARGET_FLAGS := -mcpu=cortex-m4 \
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-mthumb \
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-mfpu=fpv4-sp-d16 \
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-mfloat-abi=hard
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WG := -Wall \
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-Wextra \
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-Wpedantic \
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-Werror
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WCC := -Wconversion \
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-Wsign-conversion \
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-Wsign-compare \
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-Wcast-align=strict \
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-Wfloat-equal \
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-Wlogical-op
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AS_FLAGS := $(TARGET_FLAGS) \
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$(OPT_LEVEL_CC) \
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$(VERB_LEVEL) \
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$(WG) \
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-Wa,-a,-ad,-alms=$(BIN_DIR)/$(NAME).lst \
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-x assembler-with-cpp
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C_DEF := $(addprefix -D, $(C_DEF))
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C_INC := $(addprefix -I, $(C_INC))
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C_FLAGS := $(TARGET_FLAGS) \
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$(OPT_LEVEL_CC) \
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$(VERB_LEVEL) \
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$(WG) \
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$(WCC) \
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-Wa,-a,-ad,-alms=$(BIN_DIR)/$(NAME).lst \
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$(C_DEF) \
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$(C_INC)
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FLAGS_FILE := ./compile_flags.txt
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LST_DIR := $(BIN_DIR)/list-files
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LIBCTBOARD := $(LIB_DIR)/lib/libctboard.a
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LIB_PATHS += $(LIB_DIR)/lib
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LIB_NAMES += ctboard
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LINKER_FLAGS := $(TARGET_FLAGS) \
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-static \
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-nostartfiles \
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$(addprefix -L, $(LIB_PATHS)) \
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-lm \
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-lnosys \
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-Wl,--start-group \
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$(addprefix -l, $(LIB_NAMES)) \
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-Wl,--end-group \
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-specs=nosys.specs \
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-specs=nano.specs \
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-Wl,-Map,$(BIN_DIR)/$(NAME).map \
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-Wl,-e,Reset_Handler \
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-Wl,--gc-sections
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LD_SCRIPT := $(LIB_DIR)/lib/linker-script.ld
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GDB_INIT := $(COMMON_DIR)/.gdbinit
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OCD_CONFIG := $(COMMON_DIR)/openocd.cfg
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OBJ := $(addprefix $(OBJ_DIR)/, $(AS_SRC:.s=.o)) \
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$(addprefix $(OBJ_DIR)/, $(C_SRC:.c=.o))
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ELF := $(BIN_DIR)/$(NAME).elf
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BIN := $(basename $(ELF)).bin
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MKDIR := $(OBJ_DIR) \
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$(BIN_DIR) \
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$(LST_DIR)
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VPATH := $(SRC_DIR)
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.PHONY: all clean clean_all dbgsrv flash launchgdb rebuild test
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all: $(LIBCTBOARD) $(MKDIR) $(BIN) $(FLAGS_FILE)
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flash: $(MKDIR) $(BIN)
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-$(OCD) -f $(OCD_CONFIG) \
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-c "program $(BIN) verify exit 0x08000000"
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dbgsrv: flash
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-$(OCD) -f $(OCD_CONFIG) \
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-c "gdb_port 4500" \
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-c "init; reset run;"
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launchgdb: $(ELF) $(BIN) $(GDB_INIT)
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$(GDB) --command=$(GDB_INIT) $<
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$(MKDIR):
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mkdir -p $@
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#
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# The sections have to correspond with the
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# sections defined in the linker script who
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# are directed to be located in the flash
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# memory area.
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#
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$(BIN): $(ELF)
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$(COPY) --output-target=binary \
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-j .isr_vector \
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-j .stack \
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-j .heap \
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-j .text \
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-j .my_code \
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-j .my_const \
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-j .my_var \
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-j .rodata\
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-j .ARM.extab \
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-j .ARM \
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-j .preinit_array \
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-j .init_array \
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-j .fini_array \
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-j .data \
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-j .ccmram \
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-j .ARM.extab \
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-j .ARM \
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$< $@
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chmod -x $@
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@printf "\n"
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$(ELF): $(OBJ)
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$(CC) -o $@ $^ $(LINKER_FLAGS) -T $(LD_SCRIPT)
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chmod -x $@
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$(OBJ_DIR)/%.o: %.s
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$(CC) \
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$(AS_FLAGS) \
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-Wa,-a,-ad,-alms=$(LST_DIR)/$*.lst \
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-c $< \
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-o $@
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$(OBJ_DIR)/%.o: %.c
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$(CC) \
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$(C_FLAGS) \
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-Wa,-a,-ad,-alms=$(LST_DIR)/$*.lst \
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-c $< \
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-o $@
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$(LIBCTBOARD):
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echo "$(LIB_DIR)"
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make -C "$(LIB_DIR)" rebuild
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# this is to satisfy clangd (lsp client)
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$(FLAGS_FILE):
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@echo "$(C_FLAGS)" | sed 's/ /\n/g' > $@
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clean:
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-rm -rf $(MKDIR) $(FLAGS_FILE)
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clean_all:: clean
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rebuild: clean all
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