arch/powerpc/platforms/cell/spufs/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2
   3 obj-$(CONFIG_SPU_FS) += spufs.o
   4 spufs-y += inode.o file.o context.o syscalls.o
   5 spufs-y += sched.o backing_ops.o hw_ops.o run.o gang.o
   6 spufs-y += switch.o fault.o lscsa_alloc.o
   7 spufs-$(CONFIG_COREDUMP) += coredump.o
   8
   9 # magic for the trace events
  10 CFLAGS_sched.o := -I$(src)
  11
  12 # Rules to build switch.o with the help of SPU tool chain
  13 SPU_CROSS       := spu-
  14 SPU_CC          := $(SPU_CROSS)gcc
  15 SPU_AS          := $(SPU_CROSS)gcc
  16 SPU_LD          := $(SPU_CROSS)ld
  17 SPU_OBJCOPY     := $(SPU_CROSS)objcopy
  18 SPU_CFLAGS      := -O2 -Wall -I$(srctree)/include -D__KERNEL__
  19 SPU_AFLAGS      := -c -D__ASSEMBLY__ -I$(srctree)/include -D__KERNEL__
  20 SPU_LDFLAGS     := -N -Ttext=0x0
  21
  22 $(obj)/switch.o: $(obj)/spu_save_dump.h $(obj)/spu_restore_dump.h
  23 clean-files := spu_save_dump.h spu_restore_dump.h
  24
  25 # Compile SPU files
  26       cmd_spu_cc = $(SPU_CC) $(SPU_CFLAGS) -c -o $@ $<
  27 quiet_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 $@ $<
  33 quiet_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 $@ $^
  39 quiet_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 $< $@
  45 quiet_cmd_spu_objcopy = OBJCOPY $@
  46 $(obj)/spu_%.bin: $(src)/spu_%
  47         $(call if_changed,spu_objcopy)
  48
  49 # create C code from ELF executable
  50 cmd_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                 ) > $@
  61 quiet_cmd_hexdump = HEXDUMP $@
  62 $(obj)/%_dump.h: $(obj)/%.bin
  63         $(call if_changed,hexdump)