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80d9718770
The array/stringop warning removals are undesirable. Consider removing them when a new GCC version moves back to saner checks for pointers.
66 lines
2.0 KiB
Makefile
66 lines
2.0 KiB
Makefile
ifeq ($(strip $(DEVKITARM)),)
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$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
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endif
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include $(DEVKITARM)/base_rules
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################################################################################
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LDR_LOAD_ADDR := 0x40007000
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IPL_MAGIC := 0x43544349 #"ICTC"
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include ../Versions.inc
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################################################################################
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TARGET := loader
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BUILDDIR := ../build
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OUTPUTDIR := ../output
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BDKDIR := bdk
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BDKINC := -I../$(BDKDIR)
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VPATH += $(dir $(wildcard ../$(BDKDIR)/*/)) $(dir $(wildcard ../$(BDKDIR)/*/*/))
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# Main and graphics.
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OBJS = $(addprefix $(BUILDDIR)/$(TARGET)/, \
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start.o loader.o lz.o \
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)
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################################################################################
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CUSTOMDEFINES := -DBL_MAGIC=$(IPL_MAGIC)
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CUSTOMDEFINES += -DBL_VER_MJ=$(BLVERSION_MAJOR) -DBL_VER_MN=$(BLVERSION_MINOR) -DBL_VER_HF=$(BLVERSION_HOTFX) -DBL_RESERVED=$(BLVERSION_RSVD)
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#TODO: Considering reinstating some of these when pointer warnings have been fixed.
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WARNINGS := -Wall -Wno-array-bounds -Wno-stringop-overflow
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ARCH := -march=armv4t -mtune=arm7tdmi -mthumb-interwork
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CFLAGS = $(ARCH) -O2 -g -nostdlib -ffunction-sections -fdata-sections -fomit-frame-pointer -std=gnu11 $(WARNINGS) $(CUSTOMDEFINES)
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LDFLAGS = $(ARCH) -nostartfiles -lgcc -Wl,--nmagic,--gc-sections -Xlinker --defsym=LDR_LOAD_ADDR=$(LDR_LOAD_ADDR)
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################################################################################
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.PHONY: all clean
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all: $(TARGET).bin $(TOOLSLZ) $(TOOLSB2C)
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clean:
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@rm -rf $(OBJS)
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$(TARGET).bin: $(BUILDDIR)/$(TARGET)/$(TARGET).elf
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$(OBJCOPY) -S -O binary $< $(OUTPUTDIR)/$(PAYLOAD_NAME).bin
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$(BUILDDIR)/$(TARGET)/$(TARGET).elf: $(OBJS)
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@$(CC) $(LDFLAGS) -T link.ld $^ -o $@
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$(BUILDDIR)/$(TARGET)/%.o: %.c
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@$(CC) $(CFLAGS) $(BDKINC) -c $< -o $@
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$(BUILDDIR)/$(TARGET)/%.o: %.S
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@$(CC) $(CFLAGS) -c $< -o $@
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$(OBJS): $(BUILDDIR)/$(TARGET)
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$(BUILDDIR)/$(TARGET):
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@mkdir -p "$(BUILDDIR)"
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@mkdir -p "$(BUILDDIR)/$(TARGET)"
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@mkdir -p "$(OUTPUTDIR)"
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