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Rev | Author | Line No. | Line |
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491 | decky | 1 | # |
2 | # Copyright (C) 2005 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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447 | decky | 28 | |
491 | decky | 29 | ## Make some default assumptions |
30 | # |
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447 | decky | 31 | |
491 | decky | 32 | ifndef ARCH |
33 | ARCH = ia32 |
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34 | endif |
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447 | decky | 35 | |
491 | decky | 36 | ## Common compiler flags |
37 | # |
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447 | decky | 38 | |
491 | decky | 39 | DEFS = -DARCH=$(ARCH) |
40 | CFLAGS = -fno-builtin -fomit-frame-pointer -Werror-implicit-function-declaration -Wmissing-prototypes -Werror -O3 -nostdlib -nostdinc -Iinclude |
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41 | LFLAGS = -M |
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42 | AFLAGS = |
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447 | decky | 43 | |
491 | decky | 44 | ## Setup platform configuration |
45 | # |
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447 | decky | 46 | |
491 | decky | 47 | include arch/$(ARCH)/Makefile.inc |
447 | decky | 48 | |
491 | decky | 49 | ## Toolchain configuration |
50 | # |
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447 | decky | 51 | |
491 | decky | 52 | ifeq ($(COMPILER),native) |
53 | CC = gcc |
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54 | AS = as |
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55 | LD = ld |
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496 | decky | 56 | AR = ar |
491 | decky | 57 | OBJCOPY = objcopy |
58 | OBJDUMP = objdump |
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59 | else |
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60 | CC = $(TOOLCHAIN_DIR)/$(TARGET)-gcc |
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61 | AS = $(TOOLCHAIN_DIR)/$(TARGET)-as |
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62 | LD = $(TOOLCHAIN_DIR)/$(TARGET)-ld |
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496 | decky | 63 | AR = $(TOOLCHAIN_DIR)/$(TARGET)-ar |
491 | decky | 64 | OBJCOPY = $(TOOLCHAIN_DIR)/$(TARGET)-objcopy |
65 | OBJDUMP = $(TOOLCHAIN_DIR)/$(TARGET)-objdump |
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66 | endif |
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447 | decky | 67 | |
491 | decky | 68 | ## Sources |
69 | # |
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70 | |||
71 | GENERIC_SOURCES = \ |
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72 | generic/libc.c |
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73 | |||
74 | ARCH_SOURCES = \ |
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495 | decky | 75 | arch/$(ARCH)/entry.s |
491 | decky | 76 | |
77 | GENERIC_OBJECTS := $(addsuffix .o,$(basename $(GENERIC_SOURCES))) |
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78 | ARCH_OBJECTS := $(addsuffix .o,$(basename $(ARCH_SOURCES))) |
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79 | |||
496 | decky | 80 | .PHONY: all clean depend |
491 | decky | 81 | |
82 | all: libc.a |
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83 | |||
84 | -include Makefile.depend |
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85 | |||
447 | decky | 86 | clean: |
496 | decky | 87 | -rm -f libc.a Makefile.depend |
491 | decky | 88 | find generic/ arch/$(ARCH)/ -name '*.o' -follow -exec rm \{\} \; |
447 | decky | 89 | |
491 | decky | 90 | depend: |
91 | $(CC) $(DEFS) $(CFLAGS) -M $(ARCH_SOURCES) $(GENERIC_SOURCES) > Makefile.depend |
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447 | decky | 92 | |
491 | decky | 93 | libc.a: depend $(ARCH_OBJECTS) $(GENERIC_OBJECTS) |
496 | decky | 94 | $(AR) rc libc.a $(ARCH_OBJECTS) $(GENERIC_OBJECTS) |
447 | decky | 95 | |
491 | decky | 96 | %.o: %.S |
97 | $(CC) $(DEFS) $(AFLAGS) $(CFLAGS) -D__ASM__ -c $< -o $@ |
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98 | |||
447 | decky | 99 | %.o: %.s |
491 | decky | 100 | $(AS) $(AFLAGS) $< -o $@ |
447 | decky | 101 | |
102 | %.o: %.c |
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491 | decky | 103 | $(CC) $(DEFS) $(CFLAGS) -c $< -o $@ |