215 lines
6.8 KiB
Makefile
215 lines
6.8 KiB
Makefile
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####################################################################
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# Makefile #
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####################################################################
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.SUFFIXES: # ignore builtin rules
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.PHONY: all debug release clean flash rammeverk
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####################################################################
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# Definitions #
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####################################################################
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# notdirx: version of notdir which allows spaces in path
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s? = $(subst $(empty) ,?,$1)
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?s = $(subst ?, ,$1)
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notdirx = $(call ?s,$(notdir $(call s?,$1)))
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DEVICE = EFM32GG990F1024
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PROJECTNAME = $(call notdirx,$(CURDIR))
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OBJ_DIR = build
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EXE_DIR = exe
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LST_DIR = lst
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####################################################################
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# Definitions of toolchain. #
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# You might need to do changes to match your system setup #
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####################################################################
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RM := rm -rf
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NULLDEVICE := /dev/null
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SHELLNAMES := $(ComSpec)$(COMSPEC)
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CC := arm-none-eabi-gcc
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LD := arm-none-eabi-ld
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AR := arm-none-eabi-ar
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OBJCOPY := arm-none-eabi-objcopy
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DUMP := arm-none-eabi-objdump
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# Detect operating system
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ifeq ($(SHELLNAMES),) # Linux
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EACOM = /opt/SimplicityStudio_v3/bgtool/commander/commander
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else
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EACOM = C:\SiliconLabs\SimplicityStudio\v3\bgtool\commander\commander.exe
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ifneq ($(COMSPEC),) # mingw/msys/cygwin platform running on Windows
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ifeq ($(findstring cygdrive,$(shell set)),)
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# We were not on a cygwin platform
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NULLDEVICE := NUL
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endif
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else # Windows
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NULLDEVICE := NUL
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endif
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endif
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# Create directories and do a clean which is compatible with parallell make
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$(shell mkdir $(OBJ_DIR)>$(NULLDEVICE) 2>&1)
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$(shell mkdir $(EXE_DIR)>$(NULLDEVICE) 2>&1)
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$(shell mkdir $(LST_DIR)>$(NULLDEVICE) 2>&1)
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ifeq (clean,$(findstring clean, $(MAKECMDGOALS)))
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ifneq ($(filter $(MAKECMDGOALS),all debug release),)
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$(shell $(RM) $(OBJ_DIR)/*>$(NULLDEVICE) 2>&1)
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$(shell $(RM) $(EXE_DIR)/*>$(NULLDEVICE) 2>&1)
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$(shell $(RM) $(LST_DIR)/*>$(NULLDEVICE) 2>&1) #*/
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endif
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endif
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####################################################################
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# Flags #
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####################################################################
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# -MMD : Don't generate dependencies on system header files.
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# -MP : Add phony targets, useful when a h-file is removed from a project.
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# -MF : Specify a file to write the dependencies to.
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DEPFLAGS = -MMD -MP -MF $(@:.o=.d)
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#
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# Add -Wa,-ahld=$(LST_DIR)/$(@F:.o=.lst) to CFLAGS to produce assembly list files
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#
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override CFLAGS += -D$(DEVICE) -Wall -Wextra -mcpu=cortex-m3 -mthumb -ffunction-sections \
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-fdata-sections -mfix-cortex-m3-ldrd -fomit-frame-pointer -DDEBUG_EFM \
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-O0 \
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$(DEPFLAGS)
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ASMFLAGS += -x assembler-with-cpp -mcpu=cortex-m3 -mthumb
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#
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# NOTE: The -Wl,--gc-sections flag may interfere with debugging using gdb.
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#
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override LDFLAGS += -Xlinker -Map=$(LST_DIR)/$(PROJECTNAME).map -mcpu=cortex-m3 \
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-mthumb -Tefm32gg.ld --specs=nano.specs \
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-Wl,--gc-sections
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LIBS = -Wl,--start-group -lgcc -lc -lnosys -Wl,--end-group
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INCLUDEPATHS += \
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-I.. \
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-I../common/CMSIS/Include \
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-I../common/EFM32GG/Include \
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-I../common/emlib/inc \
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-I../common/EFM32/drivers \
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-I../common/EFM32/bsp \
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-I../common/EFM32GG_STK3700/config
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####################################################################
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# Files #
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####################################################################
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C_SRC += \
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../common/EFM32GG/Source/system_efm32gg.c \
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../common/EFM32/drivers/vddcheck.c \
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../common/EFM32/drivers/segmentlcd.c \
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../common/emlib/src/em_assert.c \
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../common/emlib/src/em_cmu.c \
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../common/emlib/src/em_emu.c \
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../common/emlib/src/em_gpio.c \
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../common/emlib/src/em_rtc.c \
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../common/emlib/src/em_system.c \
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../common/emlib/src/em_lcd.c \
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../common/emlib/src/em_vcmp.c \
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../common/emlib/src/em_usart.c \
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../common/EFM32/bsp/bsp_stk.c \
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../common/EFM32/bsp/bsp_stk_leds.c \
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../common/EFM32/bsp/bsp_trace.c \
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../common/$(PROJECTNAME)/init.c
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s_SRC += \
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../common/EFM32GG/Source/GCC/startup_efm32gg.s
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STUDENT_SRC += \
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$(PROJECTNAME).s \
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gpio_constants.s \
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sys-tick_constants.s
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####################################################################
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# Rules #
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####################################################################
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C_FILES = $(notdir $(C_SRC) )
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S_FILES = $(notdir $(S_SRC) $(s_SRC) )
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#make list of source paths, sort also removes duplicates
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C_PATHS = $(sort $(dir $(C_SRC) ) )
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S_PATHS = $(sort $(dir $(S_SRC) $(s_SRC) ) )
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C_OBJS = $(addprefix $(OBJ_DIR)/, $(C_FILES:.c=.o))
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S_OBJS = $(if $(S_SRC), $(addprefix $(OBJ_DIR)/, $(S_FILES:.S=.o)))
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s_OBJS = $(if $(s_SRC), $(addprefix $(OBJ_DIR)/, $(S_FILES:.s=.o)))
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C_DEPS = $(addprefix $(OBJ_DIR)/, $(C_FILES:.c=.d))
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OBJS = $(C_OBJS) $(S_OBJS) $(s_OBJS)
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STUDENT_OBJS = $(addprefix $(OBJ_DIR)/, $(STUDENT_SRC:.s=.o))
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vpath %.c $(C_PATHS)
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vpath %.s $(S_PATHS)
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vpath %.S $(S_PATHS)
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# Default build is debug build
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all: debug
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debug: CFLAGS += -DDEBUG -O0 -g3
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debug: $(EXE_DIR)/$(PROJECTNAME).bin
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release: CFLAGS += -DNDEBUG -O3 -g3
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release: $(EXE_DIR)/$(PROJECTNAME).bin
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rammeverk: $(OBJS)
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# Create objects from C SRC files
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$(OBJ_DIR)/%.o: %.c
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@echo "Building file: $<"
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$(CC) $(CFLAGS) $(INCLUDEPATHS) -c -o $@ $<
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# Assemble .s/.S files
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$(OBJ_DIR)/%.o: %.s
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@echo "Assembling $<"
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$(CC) $(ASMFLAGS) $(INCLUDEPATHS) -c -o $@ $<
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$(OBJ_DIR)/%.o: %.S
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@echo "Assembling $<"
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$(CC) $(ASMFLAGS) $(INCLUDEPATHS) -c -o $@ $<
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# Link
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$(EXE_DIR)/$(PROJECTNAME).out: $(STUDENT_OBJS)
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@echo "Linking target: $@"
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$(CC) $(LDFLAGS) $(OBJS) $(STUDENT_OBJS) $(LIBS) -o $(EXE_DIR)/$(PROJECTNAME).out
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# Create binary file
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$(EXE_DIR)/$(PROJECTNAME).bin: $(EXE_DIR)/$(PROJECTNAME).out
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@echo "Creating binary file"
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$(OBJCOPY) -O binary $(EXE_DIR)/$(PROJECTNAME).out $(EXE_DIR)/$(PROJECTNAME).bin
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# Uncomment next line to produce assembly listing of entire program
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# $(DUMP) -h -S -C $(EXE_DIR)/$(PROJECTNAME).out>$(LST_DIR)/$(PROJECTNAME)out.lst
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# Flash on!
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ifeq ($(f), 1)
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$(EACOM) flash $(EXE_DIR)/$(PROJECTNAME).bin
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endif
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clean:
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ifeq ($(filter $(MAKECMDGOALS),all debug release),)
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$(RM) $(LST_DIR) $(EXE_DIR)
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$(RM) $(STUDENT_OBJS)
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endif
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# include auto-generated dependency files (explicit rules)
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ifneq (clean,$(findstring clean, $(MAKECMDGOALS)))
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-include $(C_DEPS)
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endif
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flash:
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$(EACOM) flash $(EXE_DIR)/$(PROJECTNAME).bin
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@echo "Completed!"
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