1 2obj-$(CONFIG_SPU_FS) += spufs.o 3spufs-y += inode.o file.o context.o syscalls.o 4spufs-y += sched.o backing_ops.o hw_ops.o run.o gang.o 5spufs-y += switch.o fault.o lscsa_alloc.o 6spufs-$(CONFIG_COREDUMP) += coredump.o 7 8# magic for the trace events 9CFLAGS_sched.o := -I$(src) 10 11# Rules to build switch.o with the help of SPU tool chain 12SPU_CROSS := spu- 13SPU_CC := $(SPU_CROSS)gcc 14SPU_AS := $(SPU_CROSS)gcc 15SPU_LD := $(SPU_CROSS)ld 16SPU_OBJCOPY := $(SPU_CROSS)objcopy 17SPU_CFLAGS := -O2 -Wall -I$(srctree)/include -D__KERNEL__ 18SPU_AFLAGS := -c -D__ASSEMBLY__ -I$(srctree)/include -D__KERNEL__ 19SPU_LDFLAGS := -N -Ttext=0x0 20 21$(obj)/switch.o: $(obj)/spu_save_dump.h $(obj)/spu_restore_dump.h 22clean-files := spu_save_dump.h spu_restore_dump.h 23 24# Compile SPU files 25 cmd_spu_cc = $(SPU_CC) $(SPU_CFLAGS) -c -o $@ $< 26quiet_cmd_spu_cc = SPU_CC $@ 27$(obj)/spu_%.o: $(src)/spu_%.c 28 $(call if_changed,spu_cc) 29 30# Assemble SPU files 31 cmd_spu_as = $(SPU_AS) $(SPU_AFLAGS) -o $@ $< 32quiet_cmd_spu_as = SPU_AS $@ 33$(obj)/spu_%.o: $(src)/spu_%.S 34 $(call if_changed,spu_as) 35 36# Link SPU Executables 37 cmd_spu_ld = $(SPU_LD) $(SPU_LDFLAGS) -o $@ $^ 38quiet_cmd_spu_ld = SPU_LD $@ 39$(obj)/spu_%: $(obj)/spu_%_crt0.o $(obj)/spu_%.o 40 $(call if_changed,spu_ld) 41 42# Copy into binary format 43 cmd_spu_objcopy = $(SPU_OBJCOPY) -O binary $< $@ 44quiet_cmd_spu_objcopy = OBJCOPY $@ 45$(obj)/spu_%.bin: $(src)/spu_% 46 $(call if_changed,spu_objcopy) 47 48# create C code from ELF executable 49cmd_hexdump = ( \ 50 echo "/*" ; \ 51 echo " * $*_dump.h: Copyright (C) 2005 IBM." ; \ 52 echo " * Hex-dump auto generated from $*.c." ; \ 53 echo " * Do not edit!" ; \ 54 echo " */" ; \ 55 echo "static unsigned int $*_code[] " \ 56 "__attribute__((__aligned__(128))) = {" ; \ 57 hexdump -v -e '"0x" 4/1 "%02x" "," "\n"' $< ; \ 58 echo "};" ; \ 59 ) > $@ 60quiet_cmd_hexdump = HEXDUMP $@ 61$(obj)/%_dump.h: $(obj)/%.bin 62 $(call if_changed,hexdump) 63