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60 lines
2.2 KiB
Makefile
60 lines
2.2 KiB
Makefile
# Iris: micro-kernel for a capability-based operating system.
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# mips/Makefile.arch: mips-specific parts of the build rules
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# Copyright 2009 Bas Wijnen <wijnen@debian.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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load = 0x80000000
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ARCH_CXXFLAGS = -DNUM_THREADS=2
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ARCH_CPPFLAGS = -Imips -Wa,-mips32
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CROSS = mipsel-linux-gnu-
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OBJDUMP = $(CROSS)objdump
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junk = mdebug.abi32 reginfo comment pdr
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OBJCOPYFLAGS = $(addprefix --remove-section=.,$(junk))
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arch_kernel_sources = mips/interrupts.cc mips/test.cc mips/arch.cc
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boot_sources = mips/init.cc
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BUILT_SOURCES = $(kernel_sources) $(boot_sources)
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arch_headers = mips/arch.hh
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boot_threads = thread0 thread1
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uimage:
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mips/entry.o: $(boot_threads)
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mips/init.o: TARGET_FLAGS = -I/usr/include
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$(boot_threads): TARGET_FLAGS = -I.
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# Transform ':' into ';' so vim doesn't think there are errors.
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uimage: kernel.raw.gz Makefile mips/Makefile.arch
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mkimage -A MIPS -O Linux -C gzip -a $(load) -e 0x$(shell /bin/sh -c '$(OBJDUMP) -t kernel | grep __start$$ | cut -b-8') -n "Shevek's kernel" -d $< $@ | sed -e 's/:/;/g'
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elf.h: /usr/include/elf.h
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ln -s $< $@
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%.o:%.S Makefile mips/Makefile.arch mips/arch.hh
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$(CC) $(CPPFLAGS) $(TARGET_FLAGS) -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 freed after loading).
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kernel: mips/entry.o $(subst .cc,.o,$(kernel_sources)) mips/boot.o $(subst .cc,.o,$(boot_sources))
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$(LD) --omagic -Ttext $(load) $^ -o $@
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%.raw: %
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$(OBJCOPY) -S $(addprefix --remove-section=.,$(junk)) -Obinary $< $@
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%.gz: %
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gzip < $< > $@
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ARCH_CLEAN_FILES = uimage kernel kernel.raw kernel.raw.gz elf.h $(boot_threads) mips/*.o
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