mirror of
https://github.com/AsahiLinux/m1n1
synced 2024-11-24 23:53:04 +00:00
5dbc82a9ee
Usage:
$ cat m1n1.macho Image.gz apple-j274.dtb initramfs.gz \
> m1n1-payload.macho
That's it.
Signed-off-by: Hector Martin <marcan@marcan.st>
101 lines
2.7 KiB
Makefile
101 lines
2.7 KiB
Makefile
ARCH := aarch64-linux-gnu-
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CFLAGS := -O2 -Wall -Wundef -Werror=strict-prototypes -fno-common -fno-PIE \
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-Werror=implicit-function-declaration -Werror=implicit-int \
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-Wsign-compare -Wunused-parameter -Wno-multichar \
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-ffreestanding -fpic -ffunction-sections -fdata-sections \
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-fno-stack-protector -mgeneral-regs-only -mstrict-align -march=armv8.2-a
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LDFLAGS := -T m1n1.ld -EL -maarch64elf --no-undefined -X -Bsymbolic \
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-z notext --no-apply-dynamic-relocs --orphan-handling=warn --strip-debug \
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-z nocopyreloc --gc-sections -pie
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MINILZLIB_OBJECTS := $(patsubst %,minilzlib/%, \
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dictbuf.o inputbuf.o lzma2dec.o lzmadec.o rangedec.o xzstream.o)
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TINF_OBJECTS := $(patsubst %,tinf/%, \
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adler32.o crc32.o tinfgzip.o tinflate.o tinfzlib.o)
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DLMALLOC_OBJECTS := dlmalloc/malloc.o
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LIBFDT_OBJECTS := $(patsubst %,libfdt/%, \
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fdt_addresses.o fdt_empty_tree.o fdt_overlay.o fdt_ro.o fdt_rw.o fdt_strerror.o fdt_sw.o \
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fdt_wip.o fdt.o)
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OBJECTS := adt.o bootlogo_128.o bootlogo_256.o chickens.o exception.o exception_asm.o fb.o \
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heapblock.o kboot.o main.o memory.o memory_asm.o payload.o proxy.o smp.o start.o startup.o \
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string.o uart.o uartproxy.o utils.o utils_asm.o vsprintf.o wdt.o $(MINILZLIB_OBJECTS) \
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$(TINF_OBJECTS) $(DLMALLOC_OBJECTS) $(LIBFDT_OBJECTS)
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DTS := apple-j274.dts
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BUILD_OBJS := $(patsubst %,build/%,$(OBJECTS))
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DTBS := $(patsubst %.dts,build/dtb/%.dtb,$(DTS))
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NAME := m1n1
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TARGET := m1n1.macho
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DEPDIR := build/.deps
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ifeq ($(USE_CLANG),1)
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CC := clang --target=$(ARCH)
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AS := clang --target=$(ARCH)
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LD := ld.lld
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OBJCOPY := llvm-objcopy
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else
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CC := $(ARCH)gcc
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AS := $(ARCH)gcc
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LD := $(ARCH)ld
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OBJCOPY := $(ARCH)objcopy
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endif
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.PHONY: all clean format
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all: build/$(TARGET) $(DTBS)
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clean:
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rm -rf build/*
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format:
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clang-format -i src/*.c src/*.h
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build/dtb/%.dtb: dts/%.dts
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@echo " DTC $@"
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@mkdir -p "$(dir $@)"
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@dtc -I dts $< >$@
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build/%.o: src/%.S
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@echo " AS $@"
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@mkdir -p $(DEPDIR)
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@mkdir -p "$(dir $@)"
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@$(AS) -c $(CFLAGS) -Wp,-MMD,$(DEPDIR)/$(*F).d,-MQ,"$@",-MP -o $@ $<
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build/%.o: src/%.c
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@echo " CC $@"
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@mkdir -p $(DEPDIR)
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@mkdir -p "$(dir $@)"
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@$(CC) -c $(CFLAGS) -Wp,-MMD,$(DEPDIR)/$(*F).d,-MQ,"$@",-MP -o $@ $<
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build/$(NAME).elf: $(BUILD_OBJS) m1n1.ld
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@echo " LD $@"
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@$(LD) $(LDFLAGS) -o $@ $(BUILD_OBJS)
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build/$(NAME).macho: build/$(NAME).elf
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@echo " MACHO $@"
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@$(OBJCOPY) -O binary $< $@
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build/build_tag.h:
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@echo " TAG $@"
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@echo "#define BUILD_TAG \"$$(git describe --always --dirty)\"" > $@
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build/%.bin: data/%.png
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@echo " IMG $@"
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@convert $< -background black -flatten -depth 8 rgba:$@
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build/%.o: build/%.bin
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@echo " BIN $@"
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@$(OBJCOPY) -I binary -B aarch64 -O elf64-littleaarch64 $< $@
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build/main.o: build/build_tag.h src/main.c
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-include $(DEPDIR)/*
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