OSCL-LXR

0001 # SPDX-License-Identifier: GPL-2.0
0002
0003 obj-$(CONFIG_SPU_FS) += spufs.o
0004 spufs-y += inode.o file.o context.o syscalls.o
0005 spufs-y += sched.o backing_ops.o hw_ops.o run.o gang.o
0006 spufs-y += switch.o fault.o lscsa_alloc.o
0007 spufs-$(CONFIG_COREDUMP) += coredump.o
0008
0009 # magic for the trace events
0010 CFLAGS_sched.o := -I$(src)
0011
0012 # Rules to build switch.o with the help of SPU tool chain
0013 SPU_CROSS       := spu-
0014 SPU_CC          := $(SPU_CROSS)gcc
0015 SPU_AS          := $(SPU_CROSS)gcc
0016 SPU_LD          := $(SPU_CROSS)ld
0017 SPU_OBJCOPY     := $(SPU_CROSS)objcopy
0018 SPU_CFLAGS      := -O2 -Wall -I$(srctree)/include -D__KERNEL__
0019 SPU_AFLAGS      := -c -D__ASSEMBLY__ -I$(srctree)/include -D__KERNEL__
0020 SPU_LDFLAGS     := -N -Ttext=0x0
0021
0022 $(obj)/switch.o: $(obj)/spu_save_dump.h $(obj)/spu_restore_dump.h
0023 clean-files := spu_save_dump.h spu_restore_dump.h
0024
0025 # Compile SPU files
0026       cmd_spu_cc = $(SPU_CC) $(SPU_CFLAGS) -c -o $@ $<
0027 quiet_cmd_spu_cc = SPU_CC  $@
0028 $(obj)/spu_%.o: $(src)/spu_%.c
0029         $(call if_changed,spu_cc)
0030
0031 # Assemble SPU files
0032       cmd_spu_as = $(SPU_AS) $(SPU_AFLAGS) -o $@ $<
0033 quiet_cmd_spu_as = SPU_AS  $@
0034 $(obj)/spu_%.o: $(src)/spu_%.S
0035         $(call if_changed,spu_as)
0036
0037 # Link SPU Executables
0038       cmd_spu_ld = $(SPU_LD) $(SPU_LDFLAGS) -o $@ $^
0039 quiet_cmd_spu_ld = SPU_LD  $@
0040 $(obj)/spu_%: $(obj)/spu_%_crt0.o $(obj)/spu_%.o
0041         $(call if_changed,spu_ld)
0042
0043 # Copy into binary format
0044       cmd_spu_objcopy = $(SPU_OBJCOPY) -O binary $< $@
0045 quiet_cmd_spu_objcopy = OBJCOPY $@
0046 $(obj)/spu_%.bin: $(src)/spu_%
0047         $(call if_changed,spu_objcopy)
0048
0049 # create C code from ELF executable
0050 cmd_hexdump   = ( \
0051                 echo "/*" ; \
0052                 echo " * $*_dump.h: Copyright (C) 2005 IBM." ; \
0053                 echo " * Hex-dump auto generated from $*.c." ; \
0054                 echo " * Do not edit!" ; \
0055                 echo " */" ; \
0056                 echo "static unsigned int $*_code[] " \
0057                         "__attribute__((__aligned__(128))) = {" ; \
0058                 hexdump -v -e '"0x" 4/1 "%02x" "," "\n"' $< ; \
0059                 echo "};" ; \
0060                 ) > $@
0061 quiet_cmd_hexdump = HEXDUMP $@
0062 $(obj)/%_dump.h: $(obj)/%.bin
0063         $(call if_changed,hexdump)