android_kernel_samsung_msm8976/arch/powerpc/platforms/cell/spufs/Makefile
Mark Nutter 05b841174c [PATCH] spufs: add spu-side context switch code
Add the source code that is used to generate spu_save_dump.h and
spu_restore_dump.h. Since a full spu tool chain is needed to
generate these files, the default remains to use the shipped
versions in order to keep the number of tools for building the
kernel down.

Signed-off-by: Arnd Bergmann <arndb@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
2006-01-09 14:49:25 +11:00

54 lines
1.6 KiB
Makefile

obj-$(CONFIG_SPU_FS) += spufs.o
spufs-y += inode.o file.o context.o switch.o syscalls.o
# Rules to build switch.o with the help of SPU tool chain
SPU_CROSS := spu-
SPU_CC := $(SPU_CROSS)gcc
SPU_AS := $(SPU_CROSS)gcc
SPU_LD := $(SPU_CROSS)ld
SPU_OBJCOPY := $(SPU_CROSS)objcopy
SPU_CFLAGS := -O2 -Wall -I$(srctree)/include -I$(objtree)/include2
SPU_AFLAGS := -c -D__ASSEMBLY__ -I$(srctree)/include -I$(objtree)/include2
SPU_LDFLAGS := -N -Ttext=0x0
$(obj)/switch.o: $(obj)/spu_save_dump.h $(obj)/spu_restore_dump.h
# Compile SPU files
cmd_spu_cc = $(SPU_CC) $(SPU_CFLAGS) -c -o $@ $<
quiet_cmd_spu_cc = SPU_CC $@
$(obj)/spu_%.o: $(src)/spu_%.c
$(call if_changed,spu_cc)
# Assemble SPU files
cmd_spu_as = $(SPU_AS) $(SPU_AFLAGS) -o $@ $<
quiet_cmd_spu_as = SPU_AS $@
$(obj)/spu_%.o: $(src)/spu_%.S
$(call if_changed,spu_as)
# Link SPU Executables
cmd_spu_ld = $(SPU_LD) $(SPU_LDFLAGS) -o $@ $^
quiet_cmd_spu_ld = SPU_LD $@
$(obj)/spu_%: $(obj)/spu_%_crt0.o $(obj)/spu_%.o
$(call if_changed,spu_ld)
# Copy into binary format
cmd_spu_objcopy = $(SPU_OBJCOPY) -O binary $< $@
quiet_cmd_spu_objcopy = OBJCOPY $@
$(obj)/spu_%.bin: $(src)/spu_%
$(call if_changed,spu_objcopy)
# create C code from ELF executable
cmd_hexdump = ( \
echo "/*" ; \
echo " * $*_dump.h: Copyright (C) 2005 IBM." ; \
echo " * Hex-dump auto generated from $*.c." ; \
echo " * Do not edit!" ; \
echo " */" ; \
echo "static unsigned int $*_code[] __page_aligned = {" ; \
hexdump -v -e '4/4 "0x%08x, " "\n"' $< ; \
echo "};" ; \
) > $@
quiet_cmd_hexdump = HEXDUMP $@
$(obj)/%_dump.h: $(obj)/%.bin
$(call if_changed,hexdump)