1 2obj-$(CONFIG_SPU_FS) += spufs.o 3spufs-y += inode.o file.o context.o syscalls.o coredump.o 4spufs-y += sched.o backing_ops.o hw_ops.o run.o gang.o 5spufs-y += switch.o fault.o lscsa_alloc.o 6 7# Rules to build switch.o with the help of SPU tool chain 8SPU_CROSS := spu- 9SPU_CC := $(SPU_CROSS)gcc 10SPU_AS := $(SPU_CROSS)gcc 11SPU_LD := $(SPU_CROSS)ld 12SPU_OBJCOPY := $(SPU_CROSS)objcopy 13SPU_CFLAGS := -O2 -Wall -I$(srctree)/include \ 14 -I$(objtree)/include2 -D__KERNEL__ 15SPU_AFLAGS := -c -D__ASSEMBLY__ -I$(srctree)/include \ 16 -I$(objtree)/include2 -D__KERNEL__ 17SPU_LDFLAGS := -N -Ttext=0x0 18 19$(obj)/switch.o: $(obj)/spu_save_dump.h $(obj)/spu_restore_dump.h 20clean-files := spu_save_dump.h spu_restore_dump.h 21 22# Compile SPU files 23 cmd_spu_cc = $(SPU_CC) $(SPU_CFLAGS) -c -o $@ $< 24quiet_cmd_spu_cc = SPU_CC $@ 25$(obj)/spu_%.o: $(src)/spu_%.c 26 $(call if_changed,spu_cc) 27 28# Assemble SPU files 29 cmd_spu_as = $(SPU_AS) $(SPU_AFLAGS) -o $@ $< 30quiet_cmd_spu_as = SPU_AS $@ 31$(obj)/spu_%.o: $(src)/spu_%.S 32 $(call if_changed,spu_as) 33 34# Link SPU Executables 35 cmd_spu_ld = $(SPU_LD) $(SPU_LDFLAGS) -o $@ $^ 36quiet_cmd_spu_ld = SPU_LD $@ 37$(obj)/spu_%: $(obj)/spu_%_crt0.o $(obj)/spu_%.o 38 $(call if_changed,spu_ld) 39 40# Copy into binary format 41 cmd_spu_objcopy = $(SPU_OBJCOPY) -O binary $< $@ 42quiet_cmd_spu_objcopy = OBJCOPY $@ 43$(obj)/spu_%.bin: $(src)/spu_% 44 $(call if_changed,spu_objcopy) 45 46# create C code from ELF executable 47cmd_hexdump = ( \ 48 echo "/*" ; \ 49 echo " * $*_dump.h: Copyright (C) 2005 IBM." ; \ 50 echo " * Hex-dump auto generated from $*.c." ; \ 51 echo " * Do not edit!" ; \ 52 echo " */" ; \ 53 echo "static unsigned int $*_code[] " \ 54 "__attribute__((__aligned__(128))) = {" ; \ 55 hexdump -v -e '"0x" 4/1 "%02x" "," "\n"' $< ; \ 56 echo "};" ; \ 57 ) > $@ 58quiet_cmd_hexdump = HEXDUMP $@ 59$(obj)/%_dump.h: $(obj)/%.bin 60 $(call if_changed,hexdump) 61