1# SPDX-License-Identifier: GPL-2.0 2 3obj-$(CONFIG_SPU_FS) += spufs.o 4spufs-y += inode.o file.o context.o syscalls.o 5spufs-y += sched.o backing_ops.o hw_ops.o run.o gang.o 6spufs-y += switch.o fault.o lscsa_alloc.o 7spufs-$(CONFIG_COREDUMP) += coredump.o 8 9# magic for the trace events 10CFLAGS_sched.o := -I$(src) 11 12# Rules to build switch.o with the help of SPU tool chain 13SPU_CROSS := spu- 14SPU_CC := $(SPU_CROSS)gcc 15SPU_AS := $(SPU_CROSS)gcc 16SPU_LD := $(SPU_CROSS)ld 17SPU_OBJCOPY := $(SPU_CROSS)objcopy 18SPU_CFLAGS := -O2 -Wall -I$(srctree)/include -D__KERNEL__ 19SPU_AFLAGS := -c -D__ASSEMBLY__ -I$(srctree)/include -D__KERNEL__ 20SPU_LDFLAGS := -N -Ttext=0x0 21 22$(obj)/switch.o: $(obj)/spu_save_dump.h $(obj)/spu_restore_dump.h 23clean-files := spu_save_dump.h spu_restore_dump.h 24 25# Compile SPU files 26 cmd_spu_cc = $(SPU_CC) $(SPU_CFLAGS) -c -o $@ $< 27quiet_cmd_spu_cc = SPU_CC $@ 28$(obj)/spu_%.o: $(src)/spu_%.c 29 $(call if_changed,spu_cc) 30 31# Assemble SPU files 32 cmd_spu_as = $(SPU_AS) $(SPU_AFLAGS) -o $@ $< 33quiet_cmd_spu_as = SPU_AS $@ 34$(obj)/spu_%.o: $(src)/spu_%.S 35 $(call if_changed,spu_as) 36 37# Link SPU Executables 38 cmd_spu_ld = $(SPU_LD) $(SPU_LDFLAGS) -o $@ $^ 39quiet_cmd_spu_ld = SPU_LD $@ 40$(obj)/spu_%: $(obj)/spu_%_crt0.o $(obj)/spu_%.o 41 $(call if_changed,spu_ld) 42 43# Copy into binary format 44 cmd_spu_objcopy = $(SPU_OBJCOPY) -O binary $< $@ 45quiet_cmd_spu_objcopy = OBJCOPY $@ 46$(obj)/spu_%.bin: $(src)/spu_% 47 $(call if_changed,spu_objcopy) 48 49# create C code from ELF executable 50cmd_hexdump = ( \ 51 echo "/*" ; \ 52 echo " * $*_dump.h: Copyright (C) 2005 IBM." ; \ 53 echo " * Hex-dump auto generated from $*.c." ; \ 54 echo " * Do not edit!" ; \ 55 echo " */" ; \ 56 echo "static unsigned int $*_code[] " \ 57 "__attribute__((__aligned__(128))) = {" ; \ 58 hexdump -v -e '"0x" 4/1 "%02x" "," "\n"' $< ; \ 59 echo "};" ; \ 60 ) > $@ 61quiet_cmd_hexdump = HEXDUMP $@ 62$(obj)/%_dump.h: $(obj)/%.bin 63 $(call if_changed,hexdump) 64