| 1 | #
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| 2 | # Copyright (C) 2006 Martin Decky
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| 3 | # All rights reserved.
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| 4 | #
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| 5 | # Redistribution and use in source and binary forms, with or without
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| 6 | # modification, are permitted provided that the following conditions
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| 7 | # are met:
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| 8 | #
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| 9 | # - Redistributions of source code must retain the above copyright
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| 10 | #   notice, this list of conditions and the following disclaimer.
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| 11 | # - Redistributions in binary form must reproduce the above copyright
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| 12 | #   notice, this list of conditions and the following disclaimer in the
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| 13 | #   documentation and/or other materials provided with the distribution.
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| 14 | # - The name of the author may not be used to endorse or promote products
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| 15 | #   derived from this software without specific prior written permission.
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| 16 | #
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| 17 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | #
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| 28 | 
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| 29 | ## Toolchain configuration
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| 30 | #
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| 31 | 
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| 32 | TARGET = ppc64-linux-gnu
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| 33 | TOOLCHAIN_DIR = /usr/local/ppc64/bin
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| 34 | 
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| 35 | ifeq ($(COMPILER),native)
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| 36 |         CC = gcc
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| 37 |         AS = as
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| 38 |         LD = ld
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| 39 |         OBJCOPY = objcopy
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| 40 |         OBJDUMP = objdump
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| 41 | else
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| 42 |         CC = $(TOOLCHAIN_DIR)/$(TARGET)-gcc
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| 43 |         AS = $(TOOLCHAIN_DIR)/$(TARGET)-as
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| 44 |         LD = $(TOOLCHAIN_DIR)/$(TARGET)-ld
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| 45 |         OBJCOPY = $(TOOLCHAIN_DIR)/$(TARGET)-objcopy
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| 46 |         OBJDUMP = $(TOOLCHAIN_DIR)/$(TARGET)-objdump
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| 47 | endif
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| 48 | 
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| 49 | CFLAGS = -nostdinc -nostdlib -fno-builtin -Werror-implicit-function-declaration -Wmissing-prototypes -Werror -O3 -mcpu=powerpc64 -msoft-float -m64
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| 50 | DEFS = 
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| 51 | 
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| 52 | SOURCES = \
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| 53 |         main.c \
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| 54 |         ofw.c \
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| 55 |         printf.c \
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| 56 |         asm.S \
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| 57 |         boot.S
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| 58 | 
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| 59 | COMPONENTS = \
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| 60 |         $(KERNELDIR)/kernel.bin \
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| 61 |         $(USPACEDIR)/ns/ns \
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| 62 |         $(USPACEDIR)/init/init \
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| 63 |         $(USPACEDIR)/fb/fb
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| 64 | 
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| 65 | OBJECTS := $(addsuffix .o,$(basename $(SOURCES)))
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| 66 | COMPONENT_OBJECTS := $(addsuffix .o,$(basename $(notdir $(COMPONENTS))))
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| 67 | 
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| 68 | .PHONY: all clean depend
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| 69 | 
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| 70 | all: image.boot
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| 71 | 
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| 72 | -include Makefile.depend
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| 73 | 
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| 74 | image.boot: depend _components.h _link.ld $(COMPONENT_OBJECTS) $(OBJECTS) kernel.o 
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| 75 |         $(LD) -no-check-sections -N -T _link.ld $(COMPONENT_OBJECTS) $(OBJECTS) -o $@
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| 76 | 
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| 77 | depend:
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| 78 |         -makedepend $(DEFS) $(CFLAGS) -f - $(SOURCES) > Makefile.depend 2> /dev/null
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| 79 | 
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| 80 | clean:
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| 81 |         -rm -f _components.h _link.ld $(COMPONENT_OBJECTS) $(OBJECTS) image.boot Makefile.depend
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| 82 | 
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| 83 | _components.h _link.ld $(COMPONENT_OBJECTS): $(COMPONENTS)
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| 84 |         ./pack $(OBJCOPY) $(COMPONENTS)
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| 85 | 
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| 86 | %.o: %.S
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| 87 |         $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -c $< -o $@
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| 88 | 
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| 89 | %.o: %.c
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| 90 |         $(CC) $(DEFS) $(CFLAGS) -c $< -o $@
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