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49 lines
1.4 KiB
Makefile
49 lines
1.4 KiB
Makefile
load = 0x80000000
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CXXFLAGS = -Wno-unused-parameter -fno-strict-aliasing -fno-builtin -nostdinc
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CPPFLAGS = -O5 -Wa,-mips32
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CROSS = mipsel-linux-gnu-
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CC = $(CROSS)gcc
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LD = $(CROSS)ld
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OBJCOPY = $(CROSS)objcopy
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OBJDUMP = $(CROSS)objdump
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kernel_sources = interrupts.cc panic.cc data.cc test.cc alloc.cc
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boot_sources = init.cc
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BUILT_SOURCES = $(kernel_sources) $(boot_sources)
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PYPP = /usr/bin/pypp
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%.cc: %.ccp kernel.hh
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$(PYPP) --name $< < $< > $@
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%.hh: %.hhp
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$(PYPP) --name $< < $< > $@
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# Transform ':' into ';' so vim doesn't think there are errors.
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uimage: all.raw Makefile
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mkimage -A MIPS -O Linux -C none -a $(load) -e 0x$(shell /bin/sh -c '$(OBJDUMP) -t all | grep __start$$ | cut -b-8') -n "Shevek's kernel" -d $< $@ | sed -e 's/:/;/g'
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arch.hh: mips.hh
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ln -s $< $@
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%.o:%.cc Makefile kernel.hh arch.hh
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$(CC) $(CPPFLAGS) $(CXXFLAGS) -c $< -o $@
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%.o:%.S Makefile
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$(CC) $(CPPFLAGS) -DKERNEL_STACK_SIZE=0x2000 -c $< -o $@
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# entry.o must be the first file. boot.o must be the first of the init objects (which can be dumped after loading).
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all: entry.o $(subst .cc,.o,$(kernel_sources)) boot.o $(subst .cc,.o,$(boot_sources))
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$(LD) --omagic -Ttext $(load) $^ -o $@
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junk = mdebug.abi32 reginfo comment pdr
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%.raw: %
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$(OBJCOPY) -S $(addprefix --remove-section=.,$(junk)) -Obinary $< $@
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%.gz: %
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gzip < $< > $@
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clean:
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rm -f all uimage *.o all.raw.gz arch.hh
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.PHONY: clean
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