83 lines
1.9 KiB
Makefile
83 lines
1.9 KiB
Makefile
CC := $(CROSS_COMPILE)gcc
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LD := $(CROSS_COMPILE)ld
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AS := $(CROSS_COMPILE)ar
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STRIP := $(CROSS_COMPILE)strip
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OBJCOPY := $(CROSS_COMPILE)objcopy
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SIZE := $(CROSS_COMPILE)size
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ifeq ($(CPU_TYPE),M4)
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COMMONFLAGS += -mcpu=cortex-m4 -mthumb -mfloat-abi=hard -mfpu=fpv4-sp-d16
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endif
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ifeq ($(CPU_TYPE),A7)
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COMMONFLAGS += -mcpu=cortex-a7 -mthumb -mfloat-abi=hard -mfpu=neon-vfpv4
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endif
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# Project settings
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PROJ_DIR := $(PROJECT_DIR)
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PROJ_NAME := $(BIN_NAME)
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# Output
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OUT := $(PROJ_DIR)/out
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BUILD_OUT := $(OUT)/$(BUILD_CONFIG)
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# Bin
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TESTELF := $(BUILD_OUT)/$(PROJ_NAME).elf
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TESTBIN := $(BUILD_OUT)/$(PROJ_NAME).bin
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# CFLAGS rules
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CFLAGS += $(COMMONFLAGS)
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CFLAGS += -Os
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CFLAGS += -Wall -fmessage-length=0 -ffunction-sections -c -fmessage-length=0 -MMD -MP
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#CFLAGS += -Wno-unused-function
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#CFLAGS += -Wno-unused-variable
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CFLAGS += -g3
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#CFLAGS += -g
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#CFLAGS += -Werror
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# LDFLAGS rules
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LDFLAGS += $(COMMONFLAGS)
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LDFLAGS += -specs=nosys.specs -specs=nano.specs
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LDFLAGS += -Wl,-Map=$(BUILD_OUT)/output.map -Wl,--gc-sections -lm
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#LDFLAGS += -D__MEM_START__=0x2ffc2000 -D__MEM_END__=0x2fff3000 -D__MEM_SIZE__=0x31000
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#debug LINKER
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#LDFLAGS += -Wl,--verbose
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# Get config code from the project to compile (source, cflags, ldflags, ldlibs)
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include $(BUILD_OUT)/conf/config.in
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# Build rule
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define c-compilation-rule
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$1: $2 $(LDSCRIPT)
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@echo $2 \< $1
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@mkdir -pv `dirname $1`
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$(CC) $(CFLAGS) -c $2 -o $1
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COBJ+=$1
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endef
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# generate a compilation rule for each source file
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$(foreach r,$(CSRC), $(eval $(call c-compilation-rule,$(BUILD_OUT)/$(r).o,$(r))))
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# Include dep files
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#DEPS= $(foreach file,$(CSRC),$(file).d)
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#-include $(DEPS)
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# Build elf output
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$(TESTELF): $(COBJ)
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@echo link $@
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$(CC) $(LDFLAGS) -o $@.sym $^ $(LDLIBS) -T$(LDSCRIPT)
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@cp $@.sym $@
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@$(STRIP) -g $@
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@$(SIZE) $@
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# Build bin output
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$(TESTBIN): $(TESTELF)
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@$(OBJCOPY) -O binary $(TESTELF) $(TESTBIN)
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clean:
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rm -rf $(COBJ) $(TESTELF) $(TESTBIN)
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all: $(TESTBIN)
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