Last change
on this file since 94 was
41,
checked in by alain, 14 years ago
|
Two modifications to better support multi-processors architectures :
1/ The _ioc_read() and _ioc_write() functions have been modified
to use the LL/SC instructions when trying to get the _ioc_busy lock.
This was mandatory to share the IOC controler between several processors.
2/ The _fb_read(), _fb_write(), and the _isr_dma have been modified to use
an array of 256 _dma_busy[pid] locks : Each processor must have its own DMA,
controller, as this array is indexed by the proc_id.
|
File size:
706 bytes
|
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1 | LD=mipsel-unknown-elf-ld |
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2 | CC=mipsel-unknown-elf-gcc |
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3 | AS=mipsel-unknown-elf-as |
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4 | DU=mipsel-unknown-elf-objdump |
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5 | |
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6 | OBJS=reset.o \ |
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7 | giet.o \ |
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8 | stdio.o \ |
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9 | drivers.o \ |
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10 | main.o |
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11 | |
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12 | CFLAGS=-Wall -ffreestanding -fomit-frame-pointer -mips32 -ggdb |
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13 | |
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14 | GIET?=../../giet |
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15 | |
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16 | bin.soft: $(OBJS) ldscript |
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17 | $(LD) -o $@ -T ldscript $(OBJS) |
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18 | $(DU) -D $@ > $@.txt |
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19 | |
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20 | reset.o: reset.s |
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21 | $(AS) -g -mips32 -o $@ $< |
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22 | giet.o: $(GIET)/giet.s |
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23 | $(AS) -g -mips32 -o $@ $< |
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24 | |
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25 | drivers.o: $(GIET)/drivers.c |
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26 | $(CC) $(CFLAGS) -c -o $@ $< |
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27 | $(DU) -D $@ > $@.txt |
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28 | stdio.o: $(GIET)/stdio.c |
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29 | $(CC) $(CFLAGS) -c -o $@ $< |
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30 | $(DU) -D $@ > $@.txt |
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31 | |
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32 | main.o: main.c |
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33 | $(CC) $(CFLAGS) -I$(GIET) -c -o $@ $< |
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34 | $(DU) -D $@ > $@.txt |
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35 | |
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36 | clean: |
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37 | rm -f *.o bin.soft *.txt core *~ |
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38 | |
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