/arch/powerpc/platforms/cell/spufs/Makefile

 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)