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| 1 | # |
1 | # |
| 2 | # Copyright (C) 2006 Martin Decky |
2 | # Copyright (C) 2006 Martin Decky |
| 3 | # All rights reserved. |
3 | # All rights reserved. |
| 4 | # |
4 | # |
| 5 | # Redistribution and use in source and binary forms, with or without |
5 | # Redistribution and use in source and binary forms, with or without |
| 6 | # modification, are permitted provided that the following conditions |
6 | # modification, are permitted provided that the following conditions |
| 7 | # are met: |
7 | # are met: |
| 8 | # |
8 | # |
| 9 | # - Redistributions of source code must retain the above copyright |
9 | # - Redistributions of source code must retain the above copyright |
| 10 | # notice, this list of conditions and the following disclaimer. |
10 | # notice, this list of conditions and the following disclaimer. |
| 11 | # - Redistributions in binary form must reproduce the above copyright |
11 | # - Redistributions in binary form must reproduce the above copyright |
| 12 | # notice, this list of conditions and the following disclaimer in the |
12 | # notice, this list of conditions and the following disclaimer in the |
| 13 | # documentation and/or other materials provided with the distribution. |
13 | # documentation and/or other materials provided with the distribution. |
| 14 | # - The name of the author may not be used to endorse or promote products |
14 | # - The name of the author may not be used to endorse or promote products |
| 15 | # derived from this software without specific prior written permission. |
15 | # derived from this software without specific prior written permission. |
| 16 | # |
16 | # |
| 17 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 18 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 19 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 20 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 21 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 22 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | # |
27 | # |
| 28 | 28 | ||
| 29 | ## Toolchain configuration |
29 | ## Toolchain configuration |
| 30 | # |
30 | # |
| 31 | 31 | ||
| 32 | TARGET = mipsel-linux-gnu |
32 | TARGET = mipsel-linux-gnu |
| 33 | TOOLCHAIN_DIR = /usr/local/mipsel/bin |
33 | TOOLCHAIN_DIR = /usr/local/mipsel/bin |
| 34 | 34 | ||
| 35 | ifeq ($(COMPILER),native) |
35 | ifeq ($(COMPILER),native) |
| 36 | CC = gcc |
36 | CC = gcc |
| 37 | AS = as |
37 | AS = as |
| 38 | LD = ld |
38 | LD = ld |
| 39 | OBJCOPY = objcopy |
39 | OBJCOPY = objcopy |
| 40 | OBJDUMP = objdump |
40 | OBJDUMP = objdump |
| 41 | else |
41 | else |
| 42 | CC = $(TOOLCHAIN_DIR)/$(TARGET)-gcc |
42 | CC = $(TOOLCHAIN_DIR)/$(TARGET)-gcc |
| 43 | AS = $(TOOLCHAIN_DIR)/$(TARGET)-as |
43 | AS = $(TOOLCHAIN_DIR)/$(TARGET)-as |
| 44 | LD = $(TOOLCHAIN_DIR)/$(TARGET)-ld |
44 | LD = $(TOOLCHAIN_DIR)/$(TARGET)-ld |
| 45 | OBJCOPY = $(TOOLCHAIN_DIR)/$(TARGET)-objcopy |
45 | OBJCOPY = $(TOOLCHAIN_DIR)/$(TARGET)-objcopy |
| 46 | OBJDUMP = $(TOOLCHAIN_DIR)/$(TARGET)-objdump |
46 | OBJDUMP = $(TOOLCHAIN_DIR)/$(TARGET)-objdump |
| 47 | endif |
47 | endif |
| 48 | 48 | ||
| 49 | CFLAGS = -nostdinc -nostdlib -fno-builtin -Werror-implicit-function-declaration -Wmissing-prototypes -Werror -O3 -mno-abicalls -G 0 -fno-zero-initialized-in-bss -mhard-float -mips3 |
49 | CFLAGS = -nostdinc -nostdlib -fno-builtin -Werror-implicit-function-declaration -Wmissing-prototypes -Werror -O3 -mno-abicalls -G 0 -fno-zero-initialized-in-bss -mhard-float -mips3 |
| 50 | DEFS = |
50 | DEFS = |
| 51 | 51 | ||
| 52 | SOURCES = \ |
52 | SOURCES = \ |
| 53 | main.c \ |
53 | main.c \ |
| 54 | printf.c \ |
- | |
| 55 | msim.c \ |
54 | msim.c \ |
| - | 55 | printf.c \ |
|
| 56 | asm.S \ |
56 | asm.S \ |
| 57 | boot.S |
57 | boot.S |
| 58 | 58 | ||
| - | 59 | COMPONENTS = \ |
|
| - | 60 | $(KERNELDIR)/kernel.bin \ |
|
| - | 61 | $(USPACEDIR)/ns/ns \ |
|
| - | 62 | $(USPACEDIR)/init/init \ |
|
| - | 63 | $(USPACEDIR)/fb/fb \ |
|
| - | 64 | $(USPACEDIR)/kbd/kbd \ |
|
| - | 65 | $(USPACEDIR)/console/console \ |
|
| - | 66 | $(USPACEDIR)/tetris/tetris \ |
|
| - | 67 | $(USPACEDIR)/ipcc/ipcc \ |
|
| - | 68 | $(USPACEDIR)/klog/klog |
|
| - | 69 | ||
| 59 | OBJECTS := $(addsuffix .o,$(basename $(SOURCES))) |
70 | OBJECTS := $(addsuffix .o,$(basename $(SOURCES))) |
| - | 71 | COMPONENT_OBJECTS := $(addsuffix .o,$(basename $(notdir $(COMPONENTS)))) |
|
| 60 | 72 | ||
| 61 | .PHONY: all clean depend |
73 | .PHONY: all clean depend |
| 62 | 74 | ||
| 63 | all: image.boot |
75 | all: image.boot |
| 64 | 76 | ||
| 65 | -include Makefile.depend |
77 | -include Makefile.depend |
| 66 | 78 | ||
| 67 | image.boot: depend $(OBJECTS) kernel.o |
79 | image.boot: depend _components.h _link.ld $(COMPONENT_OBJECTS) $(OBJECTS) kernel.o |
| 68 | $(LD) -no-check-sections -N -T _link.ld $(OBJECTS) kernel.o -o $@ |
80 | $(LD) -no-check-sections -N -T _link.ld $(COMPONENT_OBJECTS) $(OBJECTS) -o $@ |
| 69 | 81 | ||
| 70 | depend: |
82 | depend: |
| 71 | -makedepend $(DEFS) $(CFLAGS) -f - $(SOURCES) > Makefile.depend 2> /dev/null |
83 | -makedepend $(DEFS) $(CFLAGS) -f - $(SOURCES) > Makefile.depend 2> /dev/null |
| 72 | 84 | ||
| 73 | clean: |
85 | clean: |
| 74 | -rm -f $(OBJECTS) image.boot kernel.o Makefile.depend |
86 | -rm -f _components.h _link.ld $(COMPONENT_OBJECTS) $(OBJECTS) image.boot Makefile.depend |
| 75 | 87 | ||
| 76 | kernel.o: $(KERNEL) |
88 | _components.h _link.ld $(COMPONENT_OBJECTS): $(COMPONENTS) |
| 77 | $(OBJCOPY) -I binary -O elf32-tradlittlemips -B mips $(KERNEL) $@ |
89 | ./pack $(OBJCOPY) $(COMPONENTS) |
| 78 | 90 | ||
| 79 | %.o: %.S |
91 | %.o: %.S |
| 80 | $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -c $< -o $@ |
92 | $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -c $< -o $@ |
| 81 | 93 | ||
| 82 | %.o: %.c |
94 | %.o: %.c |
| 83 | $(CC) $(DEFS) $(CFLAGS) -c $< -o $@ |
95 | $(CC) $(DEFS) $(CFLAGS) -c $< -o $@ |
| 84 | 96 | ||