blob: aed701c7b11bb0208ffc3cf50efe2fb0ba0673f6 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#
Paul Mundtc2f17552007-11-21 22:13:34 +09002# arch/sh/Makefile
Linus Torvalds1da177e2005-04-16 15:20:36 -07003#
4# Copyright (C) 1999 Kaz Kojima
Paul Mundtb2d86a32008-10-28 19:37:05 +09005# Copyright (C) 2002 - 2008 Paul Mundt
Linus Torvalds1da177e2005-04-16 15:20:36 -07006# Copyright (C) 2002 M. R. Brown
7#
Paul Mundtc2f17552007-11-21 22:13:34 +09008# This file is subject to the terms and conditions of the GNU General Public
9# License. See the file "COPYING" in the main directory of this archive
10# for more details.
Linus Torvalds1da177e2005-04-16 15:20:36 -070011#
Geert Uytterhoevend14a5fd2012-05-12 22:39:07 +020012ifneq ($(SUBARCH),$(ARCH))
13 ifeq ($(CROSS_COMPILE),)
14 CROSS_COMPILE := $(call cc-cross-prefix, $(UTS_MACHINE)-linux- $(UTS_MACHINE)-linux-gnu- $(UTS_MACHINE)-unknown-linux-gnu-)
15 endif
16endif
17
Paul Mundtcad82442006-01-16 22:14:19 -080018isa-y := any
Paul Mundte5723e02006-09-27 17:38:11 +090019isa-$(CONFIG_SH_DSP) := sh
Paul Mundtcad82442006-01-16 22:14:19 -080020isa-$(CONFIG_CPU_SH2) := sh2
Paul Mundte5723e02006-09-27 17:38:11 +090021isa-$(CONFIG_CPU_SH2A) := sh2a
Paul Mundtcad82442006-01-16 22:14:19 -080022isa-$(CONFIG_CPU_SH3) := sh3
23isa-$(CONFIG_CPU_SH4) := sh4
24isa-$(CONFIG_CPU_SH4A) := sh4a
Paul Mundte5723e02006-09-27 17:38:11 +090025isa-$(CONFIG_CPU_SH4AL_DSP) := sh4al
Paul Mundtc20c2002007-11-08 18:52:35 +090026isa-$(CONFIG_CPU_SH5) := shmedia
Paul Mundtddb72b02008-10-31 15:58:53 +090027
28ifeq ($(CONFIG_SUPERH32),y)
Paul Mundtcad82442006-01-16 22:14:19 -080029isa-$(CONFIG_SH_DSP) := $(isa-y)-dsp
Paul Mundtddb72b02008-10-31 15:58:53 +090030isa-y := $(isa-y)-up
31endif
Paul Mundtcad82442006-01-16 22:14:19 -080032
Paul Mundt6240d922007-06-01 17:25:42 +090033cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,)
Paul Mundtaab1b162007-07-12 09:48:54 +090034cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \
Paul Mundt6240d922007-06-01 17:25:42 +090035 $(call cc-option,-m2a-nofpu,)
36cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,)
37cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \
Linus Torvalds1da177e2005-04-16 15:20:36 -070038 $(call cc-option,-mno-implicit-fp,-m4-nofpu)
Paul Mundtaab1b162007-07-12 09:48:54 +090039cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \
Paul Mundt6240d922007-06-01 17:25:42 +090040 $(call cc-option,-m4a-nofpu,)
Paul Mundt8bcc5c12008-11-20 15:28:47 +090041cflags-$(CONFIG_CPU_SH4AL_DSP) += $(call cc-option,-m4al,)
Paul Mundtc20c2002007-11-08 18:52:35 +090042cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,)
Paul Mundt53644082006-11-21 11:12:19 +090043
Paul Mundt5dd61472008-11-26 04:21:36 +090044ifeq ($(cflags-y),)
45#
46# In the case where we are stuck with a compiler that has been uselessly
47# restricted to a particular ISA, a favourite default of newer GCCs when
48# extensive multilib targets are not provided, ensure we get the best fit
49# regarding FP generation. This is intentionally stupid (albeit many
50# orders of magnitude less than GCC's default behaviour), as anything
51# with a large number of multilib targets better have been built
52# correctly for the target in mind.
53#
54cflags-y += $(shell $(CC) $(KBUILD_CFLAGS) -print-multi-lib | \
55 grep nofpu | sed q | sed -e 's/^/-/;s/;.*$$//')
56# At this point, anything goes.
57isaflags-y := $(call as-option,-Wa$(comma)-isa=any,)
58else
Paul Mundtda2f5f72007-08-21 16:56:56 +090059#
60# -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that
61# support it, while -Wa,-dsp by itself limits the range of usable opcodes
62# on certain CPU subtypes. Try the ISA variant first, and if that fails,
63# fall back on -Wa,-dsp for the old binutils versions. Even without DSP
64# opcodes, we always want the best ISA tuning the version of binutils
65# will provide.
66#
67isaflags-y := $(call as-option,-Wa$(comma)-isa=$(isa-y),)
68
69isaflags-$(CONFIG_SH_DSP) := \
70 $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp)
Paul Mundt5dd61472008-11-26 04:21:36 +090071endif
Paul Mundtda2f5f72007-08-21 16:56:56 +090072
Paul Mundt5dd61472008-11-26 04:21:36 +090073cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb
74cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml
75
76cflags-y += $(call cc-option,-mno-fdpic)
Paul Mundtda2f5f72007-08-21 16:56:56 +090077cflags-y += $(isaflags-y) -ffreestanding
Linus Torvalds1da177e2005-04-16 15:20:36 -070078
Paul Mundtc2f17552007-11-21 22:13:34 +090079OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment \
80 -R .stab -R .stabstr -S
Linus Torvalds1da177e2005-04-16 15:20:36 -070081
Paul Mundtc2f17552007-11-21 22:13:34 +090082# Give the various platforms the opportunity to set default image types
Paul Mundt1a306032008-10-28 18:50:00 +090083defaultimage-$(CONFIG_SUPERH32) := zImage
84defaultimage-$(CONFIG_SH_SH7785LCR) := uImage
Paul Mundt6f5cd2b2008-12-22 03:26:26 +090085defaultimage-$(CONFIG_SH_RSK) := uImage
Paul Mundtae68df52009-03-10 17:00:48 +090086defaultimage-$(CONFIG_SH_URQUELL) := uImage
Paul Mundt8144a7d2009-12-04 13:57:40 +090087defaultimage-$(CONFIG_SH_MIGOR) := uImage
88defaultimage-$(CONFIG_SH_AP325RXA) := uImage
Nobuhiro Iwamatsue857bfd2011-11-01 14:57:01 +090089defaultimage-$(CONFIG_SH_SH7757LCR) := uImage
Paul Mundt8144a7d2009-12-04 13:57:40 +090090defaultimage-$(CONFIG_SH_7724_SOLUTION_ENGINE) := uImage
Paul Mundt709420d2008-11-18 17:35:45 +090091defaultimage-$(CONFIG_SH_7206_SOLUTION_ENGINE) := vmlinux
92defaultimage-$(CONFIG_SH_7619_SOLUTION_ENGINE) := vmlinux
Paul Mundtc2f17552007-11-21 22:13:34 +090093
94# Set some sensible Kbuild defaults
Paul Mundtc2f17552007-11-21 22:13:34 +090095KBUILD_IMAGE := $(defaultimage-y)
Linus Torvalds1da177e2005-04-16 15:20:36 -070096
97#
98# Choosing incompatible machines durings configuration will result in
99# error messages during linking.
100#
Paul Mundtb4db3ae2007-11-20 15:38:11 +0900101ifdef CONFIG_SUPERH32
Paul Mundtf9e2b972009-05-26 17:12:20 +0900102UTS_MACHINE := sh
103BITS := 32
104LDFLAGS_vmlinux += -e _stext
105KBUILD_DEFCONFIG := shx3_defconfig
Paul Mundtb4db3ae2007-11-20 15:38:11 +0900106else
Paul Mundtf9e2b972009-05-26 17:12:20 +0900107UTS_MACHINE := sh64
108BITS := 64
109LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \
110 --defsym phys_stext_shmedia=phys_stext+1 \
111 -e phys_stext_shmedia
112KBUILD_DEFCONFIG := cayman_defconfig
Paul Mundtb4db3ae2007-11-20 15:38:11 +0900113endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114
115ifdef CONFIG_CPU_LITTLE_ENDIAN
Paul Mundt7b022d02009-05-10 00:25:08 +0900116ld-bfd := elf32-$(UTS_MACHINE)-linux
Paul Mundt8e780be2012-06-13 11:36:36 +0900117LDFLAGS_vmlinux += --defsym jiffies=jiffies_64 --oformat $(ld-bfd)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700118LDFLAGS += -EL
119else
Paul Mundt7b022d02009-05-10 00:25:08 +0900120ld-bfd := elf32-$(UTS_MACHINE)big-linux
Paul Mundt8e780be2012-06-13 11:36:36 +0900121LDFLAGS_vmlinux += --defsym jiffies=jiffies_64+4 --oformat $(ld-bfd)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122LDFLAGS += -EB
123endif
124
Paul Mundtb2088352009-05-10 00:55:45 +0900125export ld-bfd BITS
Paul Mundt7b022d02009-05-10 00:25:08 +0900126
Thomas Gleixner41fe22f2012-05-03 09:02:59 +0000127head-y := arch/sh/kernel/head_$(BITS).o
Linus Torvalds1da177e2005-04-16 15:20:36 -0700128
Paul Mundtc8b5d9d2008-07-30 00:13:39 +0900129core-y += arch/sh/kernel/ arch/sh/mm/ arch/sh/boards/
Takashi YOSHII4b565682006-09-27 17:15:32 +0900130core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/
Linus Torvalds1da177e2005-04-16 15:20:36 -0700131
Paul Mundtc8b5d9d2008-07-30 00:13:39 +0900132# Mach groups
Paul Mundt939a24a2008-07-29 21:41:37 +0900133machdir-$(CONFIG_SOLUTION_ENGINE) += mach-se
Paul Mundtda2014a2008-07-29 21:01:19 +0900134machdir-$(CONFIG_SH_HP6XX) += mach-hp6xx
135machdir-$(CONFIG_SH_DREAMCAST) += mach-dreamcast
136machdir-$(CONFIG_SH_SH03) += mach-sh03
Paul Mundtda2014a2008-07-29 21:01:19 +0900137machdir-$(CONFIG_SH_RTS7751R2D) += mach-r2d
Paul Mundtda2014a2008-07-29 21:01:19 +0900138machdir-$(CONFIG_SH_HIGHLANDER) += mach-highlander
139machdir-$(CONFIG_SH_MIGOR) += mach-migor
Magnus Damm53528922009-10-30 04:23:42 +0000140machdir-$(CONFIG_SH_AP325RXA) += mach-ap325rxa
Magnus Damme7d16512009-07-22 16:20:54 +0000141machdir-$(CONFIG_SH_KFR2R09) += mach-kfr2r09
Kuninori Morimoto4138b742009-08-19 12:08:33 +0000142machdir-$(CONFIG_SH_ECOVEC) += mach-ecovec24
Paul Mundtda2014a2008-07-29 21:01:19 +0900143machdir-$(CONFIG_SH_SDK7780) += mach-sdk7780
Paul Mundt02bf6cc2010-01-14 20:58:58 +0900144machdir-$(CONFIG_SH_SDK7786) += mach-sdk7786
Paul Mundtda2014a2008-07-29 21:01:19 +0900145machdir-$(CONFIG_SH_X3PROTO) += mach-x3proto
Paul Mundtda2014a2008-07-29 21:01:19 +0900146machdir-$(CONFIG_SH_SH7763RDP) += mach-sh7763rdp
Paul Mundtda2014a2008-07-29 21:01:19 +0900147machdir-$(CONFIG_SH_SH4202_MICRODEV) += mach-microdev
148machdir-$(CONFIG_SH_LANDISK) += mach-landisk
Paul Mundtda2014a2008-07-29 21:01:19 +0900149machdir-$(CONFIG_SH_LBOX_RE2) += mach-lboxre2
Paul Mundtda2014a2008-07-29 21:01:19 +0900150machdir-$(CONFIG_SH_CAYMAN) += mach-cayman
Paul Mundtea0aac12008-12-08 14:32:03 +0900151machdir-$(CONFIG_SH_RSK) += mach-rsk
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153ifneq ($(machdir-y),)
Paul Mundt25f81512007-05-14 19:12:37 +0900154core-y += $(addprefix arch/sh/boards/, \
155 $(filter-out ., $(patsubst %,%/,$(machdir-y))))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156endif
157
Paul Mundt7639a452008-10-20 13:02:48 +0900158# Common machine type headers. Not part of the arch/sh/boards/ hierarchy.
159machdir-y += mach-common
160
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161# Companion chips
Kristoffer Ericson4aafae272007-07-17 13:52:38 +0900162core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163
Paul Mundt93dc5442008-07-29 22:46:55 +0900164#
165# CPU header paths
166#
167# These are ordered by optimization level. A CPU family that is a subset
168# of another (ie, SH-2A / SH-2), is picked up first, with increasing
169# levels of genericness if nothing more suitable is situated in the
170# hierarchy.
171#
172# As an example, in order of preference, SH-2A > SH-2 > common definitions.
173#
174cpuincdir-$(CONFIG_CPU_SH2A) += cpu-sh2a
175cpuincdir-$(CONFIG_CPU_SH2) += cpu-sh2
176cpuincdir-$(CONFIG_CPU_SH3) += cpu-sh3
Paul Mundt61a69762011-06-14 12:40:19 +0900177cpuincdir-$(CONFIG_CPU_SH4A) += cpu-sh4a
Paul Mundt93dc5442008-07-29 22:46:55 +0900178cpuincdir-$(CONFIG_CPU_SH4) += cpu-sh4
179cpuincdir-$(CONFIG_CPU_SH5) += cpu-sh5
180cpuincdir-y += cpu-common # Must be last
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181
Linus Torvalds1da177e2005-04-16 15:20:36 -0700182drivers-y += arch/sh/drivers/
183drivers-$(CONFIG_OPROFILE) += arch/sh/oprofile/
184
185boot := arch/sh/boot
186
Paul Mundt93dc5442008-07-29 22:46:55 +0900187cflags-y += $(foreach d, $(cpuincdir-y), -Iarch/sh/include/$(d)) \
188 $(foreach d, $(machdir-y), -Iarch/sh/include/$(d))
Paul Mundtcad82442006-01-16 22:14:19 -0800189
Paul Mundtf15cbe62008-07-29 08:09:44 +0900190KBUILD_CFLAGS += -pipe $(cflags-y)
191KBUILD_CPPFLAGS += $(cflags-y)
192KBUILD_AFLAGS += $(cflags-y)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700193
Paul Mundt473d1cf2009-07-11 19:56:58 +0900194ifeq ($(CONFIG_MCOUNT),y)
195 KBUILD_CFLAGS += -pg
196endif
197
Matt Flemingbd353862009-08-14 01:58:43 +0900198ifeq ($(CONFIG_DWARF_UNWINDER),y)
199 KBUILD_CFLAGS += -fasynchronous-unwind-tables
200endif
201
Filippo Arcidiacono5d920bb2012-04-19 15:45:57 +0900202ifeq ($(CONFIG_CC_STACKPROTECTOR),y)
203 KBUILD_CFLAGS += -fstack-protector
204endif
205
Adrian Bunk49de9352008-08-02 01:13:44 +0300206libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y)
Paul Mundt180ae202008-12-12 16:53:14 +0900207libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y)
Adrian Bunk49de9352008-08-02 01:13:44 +0300208
Paul Mundt50cfa792011-01-14 15:52:54 +0900209BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.xz uImage.lzo \
Paul Mundteca50f12010-01-13 16:28:47 +0900210 uImage.srec uImage.bin zImage vmlinux.bin vmlinux.srec \
211 romImage
Sam Ravnborg3252b112009-10-17 22:20:22 +0200212PHONY += $(BOOT_TARGETS)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213
Paul Mundtc2f17552007-11-21 22:13:34 +0900214all: $(KBUILD_IMAGE)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700215
Paul Mundtef9b5422009-07-21 17:24:36 +0900216$(BOOT_TARGETS): vmlinux
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
218
219compressed: zImage
220
Sam Ravnborg3252b112009-10-17 22:20:22 +0200221archprepare:
222 $(Q)$(MAKE) $(build)=arch/sh/tools include/generated/machtypes.h
Paul Mundtd088f322007-11-21 22:28:28 +0900223
Linus Torvalds1da177e2005-04-16 15:20:36 -0700224archclean:
225 $(Q)$(MAKE) $(clean)=$(boot)
Paul Mundtc1d0d322009-06-10 09:48:33 +0300226 $(Q)$(MAKE) $(clean)=arch/sh/kernel/vsyscall
Linus Torvalds1da177e2005-04-16 15:20:36 -0700227
Linus Torvalds1da177e2005-04-16 15:20:36 -0700228define archhelp
Paul Mundtef9b5422009-07-21 17:24:36 +0900229 @echo ' zImage - Compressed kernel image'
Paul Mundtfdeb0762009-07-30 00:27:35 +0900230 @echo ' romImage - Compressed ROM image, if supported'
Paul Mundtcf00e202006-12-07 17:00:32 +0900231 @echo ' vmlinux.srec - Create an ELF S-record'
Paul Mundteca50f12010-01-13 16:28:47 +0900232 @echo ' vmlinux.bin - Create an uncompressed binary image'
Paul Mundtef9b5422009-07-21 17:24:36 +0900233 @echo '* uImage - Alias to bootable U-Boot image'
234 @echo ' uImage.srec - Create an S-record for U-Boot'
Paul Mundta5c461b2009-10-27 07:17:12 +0900235 @echo ' uImage.bin - Kernel-only image for U-Boot (bin)'
Paul Mundtef9b5422009-07-21 17:24:36 +0900236 @echo '* uImage.gz - Kernel-only image for U-Boot (gzip)'
237 @echo ' uImage.bz2 - Kernel-only image for U-Boot (bzip2)'
238 @echo ' uImage.lzma - Kernel-only image for U-Boot (lzma)'
Paul Mundt50cfa792011-01-14 15:52:54 +0900239 @echo ' uImage.xz - Kernel-only image for U-Boot (xz)'
Paul Mundtc7b16ef2010-01-13 13:29:19 +0900240 @echo ' uImage.lzo - Kernel-only image for U-Boot (lzo)'
Linus Torvalds1da177e2005-04-16 15:20:36 -0700241endef