115 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			115 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
PACKAGE    = $(notdir $(realpath .))
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FOMU_SDK  ?= .
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ADD_CFLAGS = -I$(FOMU_SDK)/include -D__vexriscv__ -march=rv32im  -mabi=ilp32
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ADD_LFLAGS = 
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SRC_DIR    = src
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GIT_VERSION := $(shell git describe --tags)
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TRGT      ?= riscv64-unknown-elf-
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CC         = $(TRGT)gcc
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CXX        = $(TRGT)g++
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OBJCOPY    = $(TRGT)objcopy
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RM         = rm -rf
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COPY       = cp -a
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PATH_SEP   = /
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ifeq ($(OS),Windows_NT)
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COPY       = copy
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RM         = del
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PATH_SEP   = \\
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endif
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LDSCRIPT   = $(FOMU_SDK)/ld/linker.ld
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LDSCRIPTS   = $(LDSCRIPT) $(FOMU_SDK)/ld/output_format.ld $(FOMU_SDK)/ld/regions.ld
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DBG_CFLAGS = -ggdb -g -DDEBUG -Wall
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DBG_LFLAGS = -ggdb -g -Wall
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CFLAGS     = $(ADD_CFLAGS) \
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             -Wall -Wextra \
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             -ffunction-sections -fdata-sections -fno-common \
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             -fomit-frame-pointer -Os \
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             -DGIT_VERSION=u\"$(GIT_VERSION)\" -std=gnu11
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CXXFLAGS   = $(CFLAGS) -std=c++11 -fno-rtti -fno-exceptions
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LFLAGS     = $(CFLAGS) $(ADD_LFLAGS) \
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             -nostartfiles \
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             -nostdlib \
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             -Wl,--gc-sections \
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             -Wl,--no-warn-mismatch \
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			 -Wl,--script=$(LDSCRIPT) \
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			 -Wl,--build-id=none
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OBJ_DIR    = .obj
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CSOURCES   = $(wildcard $(SRC_DIR)/*.c) $(wildcard third_party/libbase/*.c) $(wildcard third_party/*.c)
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CPPSOURCES = $(wildcard $(SRC_DIR)/*.cpp) $(wildcard third_party/libbase/*.cpp) $(wildcard third_party/*.cpp)
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ASOURCES   = $(wildcard $(SRC_DIR)/*.S) $(wildcard third_party/libbase/*.S) $(wildcard third_party/*.S)
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COBJS      = $(addprefix $(OBJ_DIR)/, $(notdir $(CSOURCES:.c=.o)))
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CXXOBJS    = $(addprefix $(OBJ_DIR)/, $(notdir $(CPPSOURCES:.cpp=.o)))
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AOBJS      = $(addprefix $(OBJ_DIR)/, $(notdir $(ASOURCES:.S=.o)))
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OBJECTS    = $(COBJS) $(CXXOBJS) $(AOBJS)
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VPATH      = $(SRC_DIR) third_party/libbase third_party
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QUIET      = @
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ALL        = all
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TARGET     = $(PACKAGE).elf
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CLEAN      = clean
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$(ALL): $(TARGET) $(PACKAGE).bin $(PACKAGE).ihex
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$(OBJECTS): | $(OBJ_DIR)
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$(TARGET): $(OBJECTS) $(LDSCRIPTS)
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	$(QUIET) echo "  LD       $@"
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	$(QUIET) $(CC) $(OBJECTS) $(LFLAGS) -o $@
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$(PACKAGE).bin: $(TARGET)
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	$(QUIET) echo "  OBJCOPY  $@"
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	$(QUIET) $(OBJCOPY) -O binary $(TARGET) $@
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$(PACKAGE).dfu: $(TARGET)
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	$(QUIET) echo "  DFU      $@"
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	$(QUIET) $(COPY) $(PACKAGE).bin $@
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	$(QUIET) dfu-suffix -v 1209 -p 70b1 -a $@
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#$(PACKAGE).bit: $(TARGET)
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#	$(QUIET) echo "  BIT      $@"
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#	# $(QUIET) ice40-repack input/top.bin input/mem_1.init ./foboot.bin ./foboot.bit
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$(PACKAGE).ihex: $(TARGET)
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	$(QUIET) echo "  IHEX     $(PACKAGE).ihex"
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	$(QUIET) $(OBJCOPY) -O ihex $(TARGET) $@
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$(DEBUG): CFLAGS += $(DBG_CFLAGS)
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$(DEBUG): LFLAGS += $(DBG_LFLAGS)
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CFLAGS += $(DBG_CFLAGS)
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LFLAGS += $(DBG_LFLAGS)
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$(DEBUG): $(TARGET)
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$(OBJ_DIR):
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	$(QUIET) mkdir $(OBJ_DIR)
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$(COBJS) : $(OBJ_DIR)/%.o : %.c Makefile
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	$(QUIET) echo "  CC       $<	$(notdir $@)"
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	$(QUIET) $(CC) -c $< $(CFLAGS) -o $@ -MMD
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$(OBJ_DIR)/%.o: %.cpp
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	$(QUIET) echo "  CXX      $<	$(notdir $@)"
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	$(QUIET) $(CXX) -c $< $(CXXFLAGS) -o $@ -MMD
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$(OBJ_DIR)/%.o: %.S
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	$(QUIET) echo "  AS       $<	$(notdir $@)"
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	$(QUIET) $(CC) -x assembler-with-cpp -c $< $(CFLAGS) -o $@ -MMD
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.PHONY: clean
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clean:
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	$(QUIET) echo "  RM      $(subst /,$(PATH_SEP),$(wildcard $(OBJ_DIR)/*.d))"
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	-$(QUIET) $(RM) $(subst /,$(PATH_SEP),$(wildcard $(OBJ_DIR)/*.d))
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	$(QUIET) echo "  RM      $(subst /,$(PATH_SEP),$(wildcard $(OBJ_DIR)/*.d))"
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	-$(QUIET) $(RM) $(subst /,$(PATH_SEP),$(wildcard $(OBJ_DIR)/*.o))
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	$(QUIET) echo "  RM      $(TARGET) $(PACKAGE).bin $(PACKAGE).symbol $(PACKAGE).ihex $(PACKAGE).dfu"
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	-$(QUIET) $(RM) $(TARGET) $(PACKAGE).bin $(PACKAGE).symbol $(PACKAGE).ihex $(PACKAGE).dfu
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include $(wildcard $(OBJ_DIR)/*.d)
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