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Last change
on this file since 60 was
41,
checked in by alain, 15 years ago
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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.
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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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