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