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# arch/sh/Makefile
#
# Copyright (C) 1999  Kaz Kojima
# Copyright (C) 2002 - 2008  Paul Mundt
# Copyright (C) 2002  M. R. Brown
#
# This file is subject to the terms and conditions of the GNU General Public
# License.  See the file "COPYING" in the main directory of this archive
# for more details.
#
ifdef cross_compiling
  ifeq ($(CROSS_COMPILE),)
    CROSS_COMPILE := $(call cc-cross-prefix, sh-linux- sh-linux-gnu- sh-unknown-linux-gnu-)
  endif
endif

KBUILD_DEFCONFIG	:= shx3_defconfig

isa-y					:= any
isa-$(CONFIG_SH_DSP)			:= sh
isa-$(CONFIG_CPU_SH2)			:= sh2
isa-$(CONFIG_CPU_SH2A)			:= sh2a
isa-$(CONFIG_CPU_SH3)			:= sh3
isa-$(CONFIG_CPU_SH4)			:= sh4
isa-$(CONFIG_CPU_SH4A)			:= sh4a
isa-$(CONFIG_CPU_SH4AL_DSP)		:= sh4al

isa-$(CONFIG_SH_DSP)			:= $(isa-y)-dsp
isa-y					:= $(isa-y)-up

cflags-$(CONFIG_CPU_SH2)		:= $(call cc-option,-m2,)
cflags-$(CONFIG_CPU_J2)			+= $(call cc-option,-mj2,)
cflags-$(CONFIG_CPU_SH2A)		+= $(call cc-option,-m2a,) \
					   $(call cc-option,-m2a-nofpu,) \
					   $(call cc-option,-m4-nofpu,)
cflags-$(CONFIG_CPU_SH3)		:= $(call cc-option,-m3,)
cflags-$(CONFIG_CPU_SH4)		:= $(call cc-option,-m4,) \
	$(call cc-option,-mno-implicit-fp,-m4-nofpu)
cflags-$(CONFIG_CPU_SH4A)		+= $(call cc-option,-m4a,) \
					   $(call cc-option,-m4a-nofpu,)
cflags-$(CONFIG_CPU_SH4AL_DSP)		+= $(call cc-option,-m4al,)

ifeq ($(cflags-y),)
#
# In the case where we are stuck with a compiler that has been uselessly
# restricted to a particular ISA, a favourite default of newer GCCs when
# extensive multilib targets are not provided, ensure we get the best fit
# regarding FP generation. This is intentionally stupid (albeit many
# orders of magnitude less than GCC's default behaviour), as anything
# with a large number of multilib targets better have been built
# correctly for the target in mind.
#
cflags-y	+= $(shell $(CC) $(KBUILD_CFLAGS) -print-multi-lib | \
		     grep nofpu | sed q | sed -e 's/^/-/;s/;.*$$//')
# At this point, anything goes.
isaflags-y	:= $(call as-option,-Wa$(comma)-isa=any,)
else
#
# -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that
# support it, while -Wa,-dsp by itself limits the range of usable opcodes
# on certain CPU subtypes. Try the ISA variant first, and if that fails,
# fall back on -Wa,-dsp for the old binutils versions. Even without DSP
# opcodes, we always want the best ISA tuning the version of binutils
# will provide.
#
isaflags-y	:= $(call as-option,-Wa$(comma)-isa=$(isa-y),)

isaflags-$(CONFIG_SH_DSP)		:= \
	$(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp)
endif

cflags-$(CONFIG_CPU_BIG_ENDIAN)		+= -mb
cflags-$(CONFIG_CPU_LITTLE_ENDIAN)	+= -ml

cflags-y	+= $(call cc-option,-mno-fdpic)
cflags-y	+= $(isaflags-y) -ffreestanding

OBJCOPYFLAGS	:= -O binary -R .note -R .note.gnu.build-id -R .comment \
		   -R .stab -R .stabstr -S

# Give the various platforms the opportunity to set default image types
defaultimage-y					:= zImage
defaultimage-$(CONFIG_SH_SH7785LCR)		:= uImage
defaultimage-$(CONFIG_SH_RSK)			:= uImage
defaultimage-$(CONFIG_SH_URQUELL)		:= uImage
defaultimage-$(CONFIG_SH_MIGOR)			:= uImage
defaultimage-$(CONFIG_SH_AP325RXA)		:= uImage
defaultimage-$(CONFIG_SH_SH7757LCR)		:= uImage
defaultimage-$(CONFIG_SH_7724_SOLUTION_ENGINE)	:= uImage
defaultimage-$(CONFIG_SH_7206_SOLUTION_ENGINE)	:= vmlinux
defaultimage-$(CONFIG_SH_7619_SOLUTION_ENGINE)	:= vmlinux

# Set some sensible Kbuild defaults
boot := arch/sh/boot
KBUILD_IMAGE		:= $(boot)/$(defaultimage-y)

#
# Choosing incompatible machines durings configuration will result in
# error messages during linking.
#
UTS_MACHINE		:= sh
LDFLAGS_vmlinux		+= -e _stext

ifdef CONFIG_CPU_LITTLE_ENDIAN
ld-bfd			:= elf32-sh-linux
LDFLAGS_vmlinux		+= --defsym jiffies=jiffies_64 --oformat $(ld-bfd)
KBUILD_LDFLAGS		+= -EL
else
ld-bfd			:= elf32-shbig-linux
LDFLAGS_vmlinux		+= --defsym jiffies=jiffies_64+4 --oformat $(ld-bfd)
KBUILD_LDFLAGS		+= -EB
endif

export ld-bfd

head-y	:= arch/sh/kernel/head_32.o

# Mach groups
machdir-$(CONFIG_SOLUTION_ENGINE)		+= mach-se
machdir-$(