mirror of https://github.com/wolfSSL/wolfssl
109 lines
2.9 KiB
Makefile
109 lines
2.9 KiB
Makefile
# Set to @ if you want to suppress command echo
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CMD_ECHO =
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# Important directories
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BUILD_DIR = ./Build
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# Toolchain location and prefix
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TOOLCHAIN = /opt/gcc-arm-none-eabi/bin/arm-none-eabi-
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INC = -I./Header \
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-I./Source \
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-I../..
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# Memory Map
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SRC_LD = -T./linker.ld
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# Defines
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DEF = -DWOLFSSL_USER_SETTINGS
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# Compiler and linker flags
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ARCHFLAGS = -mcpu=cortex-m0 -mthumb -mabi=aapcs
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DBGFLAGS = -ggdb
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ASFLAGS = $(ARCHFLAGS)
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# CC: Place functions and data into separate sections to allow dead code removal
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# by the linker (-f*-sections). Enable link time optimization (-flto)
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CFLAGS = $(ARCHFLAGS) -std=gnu99 -Wall -Wno-cpp \
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-ffunction-sections -fdata-sections \
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-Os -flto $(DBGFLAGS)
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# LD: Remove unused sections
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LDFLAGS = $(ARCHFLAGS) -Wl,--gc-sections
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# LD: Link with newlib-nano implementation
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LDFLAGS += --specs=nano.specs --specs=nosys.specs
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# LD: generate map
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LDFLAGS += -Wl,-Map=$(BUILD_DIR)/$(BIN).map $(DBGFLAGS)
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# LD: Entry point
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LDFLAGS += -Wl,-ereset_handler
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# Math lib (for DH)
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LIBS = -lm
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SRC_C += ./Source/armtarget.c
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SRC_C += $(wildcard ../../src/*.c ../../wolfcrypt/src/*.c ../../wolfcrypt/benchmark/*.c ../../wolfcrypt/test/*.c)
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FILENAMES_C = $(notdir $(SRC_C))
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FILENAMES_C := $(filter-out evp.c, $(FILENAMES_C))
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OBJS_C = $(addprefix $(BUILD_DIR)/, $(FILENAMES_C:.c=.o))
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vpath %.c $(dir $(SRC_C))
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# Tools selection
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CC = $(TOOLCHAIN)gcc
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AS = $(TOOLCHAIN)gcc
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LD = $(TOOLCHAIN)gcc
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AR = $(TOOLCHAIN)ar
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NM = $(TOOLCHAIN)nm
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OBJCOPY = $(TOOLCHAIN)objcopy
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OBJDUMP = $(TOOLCHAIN)objdump
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SIZE = $(TOOLCHAIN)size
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build_hex: $(BUILD_DIR) $(BUILD_DIR)/$(BIN).hex
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@echo ""
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$(CMD_ECHO) @$(SIZE) $(BUILD_DIR)/$(BIN).elf
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build_static: $(BUILD_DIR) $(BUILD_DIR)/$(BIN).a
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@echo ""
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$(CMD_ECHO) @$(SIZE) $(BUILD_DIR)/$(BIN).a
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$(BUILD_DIR):
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$(CMD_ECHO) mkdir -p $(BUILD_DIR)
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$(BUILD_DIR)/$(BIN).hex: $(BUILD_DIR)/$(BIN).elf
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@echo "Generating HEX binary: $(notdir $@)"
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$(CMD_ECHO) $(OBJCOPY) -O ihex $< $@
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$(BUILD_DIR)/%.o: %.s
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@echo "Compiling ASM file: $(notdir $<)"
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$(CMD_ECHO) $(AS) $(ASFLAGS) $(DEF) $(INC) -c -o $@ $<
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$(BUILD_DIR)/%.o: %.c
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@echo "Compiling C file: $(notdir $<)"
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$(CMD_ECHO) $(CC) $(CFLAGS) $(DEF) $(INC) -c -o $@ $<
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$(BUILD_DIR)/$(BIN).elf: $(OBJS_ASM) $(OBJS_C)
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@echo "Linking ELF binary: $(notdir $@)"
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$(CMD_ECHO) $(LD) $(LDFLAGS) $(SRC_LD) -o $@ $^ $(LIBS)
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@echo "Generating name list: $(BIN).sym"
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$(CMD_ECHO) $(NM) -n $@ > $(BUILD_DIR)/$(BIN).sym
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@echo "Generating disassembly: $(BIN).disasm"
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$(CMD_ECHO) $(OBJDUMP) -S $@ > $(BUILD_DIR)/$(BIN).disasm
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$(BUILD_DIR)/$(BIN).a: $(OBJS_ASM) $(OBJS_C)
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@echo "Building static library: $(notdir $@)"
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$(CMD_ECHO) $(AR) -r $@ $^
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@echo "Generating name list: $(BIN).sym"
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$(CMD_ECHO) $(NM) -n $@ > $(BUILD_DIR)/$(BIN).sym
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@echo "Generating disassembly: $(BIN).disasm"
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$(CMD_ECHO) $(OBJDUMP) -S $@ > $(BUILD_DIR)/$(BIN).disasm
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clean:
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rm -f $(BUILD_DIR)/*.elf $(BUILD_DIR)/*.hex $(BUILD_DIR)/*.map
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rm -f $(BUILD_DIR)/*.o $(BUILD_DIR)/*.a $(BUILD_DIR)/*.sym $(BUILD_DIR)/*.disasm
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