2005-04-16 22:20:36 +00:00
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#
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2007-11-21 13:13:34 +00:00
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# arch/sh/Makefile
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2005-04-16 22:20:36 +00:00
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#
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# Copyright (C) 1999 Kaz Kojima
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2008-10-28 10:37:05 +00:00
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# Copyright (C) 2002 - 2008 Paul Mundt
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2005-04-16 22:20:36 +00:00
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# Copyright (C) 2002 M. R. Brown
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#
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2007-11-21 13:13:34 +00:00
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# This file is subject to the terms and conditions of the GNU General Public
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# License. See the file "COPYING" in the main directory of this archive
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# for more details.
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2005-04-16 22:20:36 +00:00
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#
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2021-05-01 17:24:36 +00:00
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ifdef cross_compiling
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2012-05-12 20:39:07 +00:00
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ifeq ($(CROSS_COMPILE),)
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2020-04-20 09:37:12 +00:00
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CROSS_COMPILE := $(call cc-cross-prefix, sh-linux- sh-linux-gnu- sh-unknown-linux-gnu-)
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2012-05-12 20:39:07 +00:00
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endif
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endif
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2017-11-02 17:40:32 +00:00
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KBUILD_DEFCONFIG := shx3_defconfig
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2006-01-17 06:14:19 +00:00
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isa-y := any
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2006-09-27 08:38:11 +00:00
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isa-$(CONFIG_SH_DSP) := sh
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2006-01-17 06:14:19 +00:00
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isa-$(CONFIG_CPU_SH2) := sh2
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2006-09-27 08:38:11 +00:00
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isa-$(CONFIG_CPU_SH2A) := sh2a
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2006-01-17 06:14:19 +00:00
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isa-$(CONFIG_CPU_SH3) := sh3
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isa-$(CONFIG_CPU_SH4) := sh4
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isa-$(CONFIG_CPU_SH4A) := sh4a
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2006-09-27 08:38:11 +00:00
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isa-$(CONFIG_CPU_SH4AL_DSP) := sh4al
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2008-10-31 06:58:53 +00:00
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2006-01-17 06:14:19 +00:00
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isa-$(CONFIG_SH_DSP) := $(isa-y)-dsp
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2008-10-31 06:58:53 +00:00
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isa-y := $(isa-y)-up
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2006-01-17 06:14:19 +00:00
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2007-06-01 08:25:42 +00:00
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cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,)
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2016-10-09 06:35:08 +00:00
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cflags-$(CONFIG_CPU_J2) += $(call cc-option,-mj2,)
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2007-07-12 00:48:54 +00:00
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cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \
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2014-07-23 21:00:06 +00:00
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$(call cc-option,-m2a-nofpu,) \
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$(call cc-option,-m4-nofpu,)
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2007-06-01 08:25:42 +00:00
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cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,)
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cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \
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2005-04-16 22:20:36 +00:00
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$(call cc-option,-mno-implicit-fp,-m4-nofpu)
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2007-07-12 00:48:54 +00:00
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cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \
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2007-06-01 08:25:42 +00:00
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$(call cc-option,-m4a-nofpu,)
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2008-11-20 06:28:47 +00:00
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cflags-$(CONFIG_CPU_SH4AL_DSP) += $(call cc-option,-m4al,)
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2006-11-21 02:12:19 +00:00
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2008-11-25 19:21:36 +00:00
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ifeq ($(cflags-y),)
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#
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# In the case where we are stuck with a compiler that has been uselessly
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# restricted to a particular ISA, a favourite default of newer GCCs when
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# extensive multilib targets are not provided, ensure we get the best fit
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# regarding FP generation. This is intentionally stupid (albeit many
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# orders of magnitude less than GCC's default behaviour), as anything
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# with a large number of multilib targets better have been built
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# correctly for the target in mind.
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#
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cflags-y += $(shell $(CC) $(KBUILD_CFLAGS) -print-multi-lib | \
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grep nofpu | sed q | sed -e 's/^/-/;s/;.*$$//')
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# At this point, anything goes.
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isaflags-y := $(call as-option,-Wa$(comma)-isa=any,)
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else
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2007-08-21 07:56:56 +00:00
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#
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# -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that
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# support it, while -Wa,-dsp by itself limits the range of usable opcodes
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# on certain CPU subtypes. Try the ISA variant first, and if that fails,
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# fall back on -Wa,-dsp for the old binutils versions. Even without DSP
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# opcodes, we always want the best ISA tuning the version of binutils
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# will provide.
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#
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isaflags-y := $(call as-option,-Wa$(comma)-isa=$(isa-y),)
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isaflags-$(CONFIG_SH_DSP) := \
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$(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp)
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2008-11-25 19:21:36 +00:00
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endif
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cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb
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cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml
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2007-08-21 07:56:56 +00:00
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2008-11-25 19:21:36 +00:00
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cflags-y += $(call cc-option,-mno-fdpic)
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2007-08-21 07:56:56 +00:00
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cflags-y += $(isaflags-y) -ffreestanding
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2005-04-16 22:20:36 +00:00
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2007-11-21 13:13:34 +00:00
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OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment \
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-R .stab -R .stabstr -S
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2005-04-16 22:20:36 +00:00
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2007-11-21 13:13:34 +00:00
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# Give the various platforms the opportunity to set default image types
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2020-04-20 09:37:12 +00:00
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defaultimage-y := zImage
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2008-10-28 09:50:00 +00:00
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defaultimage-$(CONFIG_SH_SH7785LCR) := uImage
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2008-12-21 18:26:26 +00:00
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defaultimage-$(CONFIG_SH_RSK) := uImage
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2009-03-10 08:00:48 +00:00
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defaultimage-$(CONFIG_SH_URQUELL) := uImage
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2009-12-04 04:57:40 +00:00
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defaultimage-$(CONFIG_SH_MIGOR) := uImage
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defaultimage-$(CONFIG_SH_AP325RXA) := uImage
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2011-11-01 05:57:01 +00:00
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defaultimage-$(CONFIG_SH_SH7757LCR) := uImage
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2009-12-04 04:57:40 +00:00
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defaultimage-$(CONFIG_SH_7724_SOLUTION_ENGINE) := uImage
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2008-11-18 08:35:45 +00:00
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defaultimage-$(CONFIG_SH_7206_SOLUTION_ENGINE) := vmlinux
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defaultimage-$(CONFIG_SH_7619_SOLUTION_ENGINE) := vmlinux
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2006-12-06 02:08:49 +00:00
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2007-11-21 13:13:34 +00:00
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# Set some sensible Kbuild defaults
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2016-11-22 21:34:32 +00:00
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boot := arch/sh/boot
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KBUILD_IMAGE := $(boot)/$(defaultimage-y)
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2005-04-16 22:20:36 +00:00
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#
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# Choosing incompatible machines durings configuration will result in
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# error messages during linking.
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#
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2009-05-26 08:12:20 +00:00
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UTS_MACHINE := sh
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LDFLAGS_vmlinux += -e _stext
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2005-04-16 22:20:36 +00:00
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ifdef CONFIG_CPU_LITTLE_ENDIAN
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2020-04-20 09:37:12 +00:00
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ld-bfd := elf32-sh-linux
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2012-06-13 02:36:36 +00:00
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LDFLAGS_vmlinux += --defsym jiffies=jiffies_64 --oformat $(ld-bfd)
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2018-08-23 23:20:39 +00:00
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KBUILD_LDFLAGS += -EL
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2005-04-16 22:20:36 +00:00
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else
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2020-04-20 09:37:12 +00:00
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ld-bfd := elf32-shbig-linux
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2012-06-13 02:36:36 +00:00
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LDFLAGS_vmlinux += --defsym jiffies=jiffies_64+4 --oformat $(ld-bfd)
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2018-08-23 23:20:39 +00:00
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KBUILD_LDFLAGS += -EB
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2005-04-16 22:20:36 +00:00
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endif
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2020-04-20 09:37:12 +00:00
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export ld-bfd
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2009-05-09 15:25:08 +00:00
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2008-07-29 15:13:39 +00:00
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# Mach groups
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2008-07-29 12:41:37 +00:00
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machdir-$(CONFIG_SOLUTION_ENGINE) += mach-se
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2008-07-29 12:01:19 +00:00
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machdir-$(CONFIG_SH_HP6XX) += mach-hp6xx
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machdir-$(CONFIG_SH_DREAMCAST) += mach-dreamcast
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machdir-$(CONFIG_SH_SH03) += mach-sh03
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machdir-$(CONFIG_SH_RTS7751R2D) += mach-r2d
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machdir-$(CONFIG_SH_HIGHLANDER) += mach-highlander
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machdir-$(CONFIG_SH_MIGOR) += mach-migor
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2009-10-30 04:23:42 +00:00
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machdir-$(CONFIG_SH_AP325RXA) += mach-ap325rxa
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2009-07-22 16:20:54 +00:00
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machdir-$(CONFIG_SH_KFR2R09) += mach-kfr2r09
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2009-08-19 12:08:33 +00:00
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machdir-$(CONFIG_SH_ECOVEC) += mach-ecovec24
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2008-07-29 12:01:19 +00:00
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machdir-$(CONFIG_SH_SDK7780) += mach-sdk7780
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2010-01-14 11:58:58 +00:00
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machdir-$(CONFIG_SH_SDK7786) += mach-sdk7786
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2008-07-29 12:01:19 +00:00
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machdir-$(CONFIG_SH_X3PROTO) += mach-x3proto
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machdir-$(CONFIG_SH_SH7763RDP) += mach-sh7763rdp
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machdir-$(CONFIG_SH_SH4202_MICRODEV) += mach-microdev
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machdir-$(CONFIG_SH_LANDISK) += mach-landisk
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machdir-$(CONFIG_SH_LBOX_RE2) += mach-lboxre2
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2008-12-08 05:32:03 +00:00
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machdir-$(CONFIG_SH_RSK) += mach-rsk
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2007-05-14 10:12:37 +00:00
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2005-04-16 22:20:36 +00:00
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ifneq ($(machdir-y),)
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2007-05-14 10:12:37 +00:00
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core-y += $(addprefix arch/sh/boards/, \
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$(filter-out ., $(patsubst %,%/,$(machdir-y))))
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2005-04-16 22:20:36 +00:00
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endif
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2008-10-20 04:02:48 +00:00
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# Common machine type headers. Not part of the arch/sh/boards/ hierarchy.
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machdir-y += mach-common
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2005-04-16 22:20:36 +00:00
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# Companion chips
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2007-07-17 04:52:38 +00:00
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core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/
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2005-04-16 22:20:36 +00:00
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2008-07-29 13:46:55 +00:00
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#
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# CPU header paths
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#
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# These are ordered by optimization level. A CPU family that is a subset
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# of another (ie, SH-2A / SH-2), is picked up first, with increasing
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# levels of genericness if nothing more suitable is situated in the
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# hierarchy.
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#
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# As an example, in order of preference, SH-2A > SH-2 > common definitions.
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#
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cpuincdir-$(CONFIG_CPU_SH2A) += cpu-sh2a
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cpuincdir-$(CONFIG_CPU_SH2) += cpu-sh2
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cpuincdir-$(CONFIG_CPU_SH3) += cpu-sh3
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2011-06-14 03:40:19 +00:00
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cpuincdir-$(CONFIG_CPU_SH4A) += cpu-sh4a
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2008-07-29 13:46:55 +00:00
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cpuincdir-$(CONFIG_CPU_SH4) += cpu-sh4
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cpuincdir-y += cpu-common # Must be last
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2005-04-16 22:20:36 +00:00
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drivers-y += arch/sh/drivers/
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2019-05-13 06:22:16 +00:00
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cflags-y += $(foreach d, $(cpuincdir-y), -I $(srctree)/arch/sh/include/$(d)) \
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$(foreach d, $(machdir-y), -I $(srctree)/arch/sh/include/$(d))
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2005-04-16 22:20:36 +00:00
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2008-07-28 23:09:44 +00:00
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KBUILD_CFLAGS += -pipe $(cflags-y)
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KBUILD_CPPFLAGS += $(cflags-y)
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KBUILD_AFLAGS += $(cflags-y)
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2005-04-16 22:20:36 +00:00
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2009-07-11 10:56:58 +00:00
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ifeq ($(CONFIG_MCOUNT),y)
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KBUILD_CFLAGS += -pg
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endif
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2009-08-13 16:58:43 +00:00
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ifeq ($(CONFIG_DWARF_UNWINDER),y)
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KBUILD_CFLAGS += -fasynchronous-unwind-tables
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endif
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2020-04-20 09:37:12 +00:00
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libs-y := arch/sh/lib/ $(libs-y)
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2008-08-01 22:13:44 +00:00
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2011-01-14 06:52:54 +00:00
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BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.xz uImage.lzo \
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2010-01-13 07:28:47 +00:00
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uImage.srec uImage.bin zImage vmlinux.bin vmlinux.srec \
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romImage
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2009-10-17 20:20:22 +00:00
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PHONY += $(BOOT_TARGETS)
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2005-04-16 22:20:36 +00:00
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2016-11-22 21:34:32 +00:00
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all: $(notdir $(KBUILD_IMAGE))
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2005-04-16 22:20:36 +00:00
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2009-07-21 08:24:36 +00:00
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$(BOOT_TARGETS): vmlinux
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2005-04-16 22:20:36 +00:00
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$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
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compressed: zImage
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2009-10-17 20:20:22 +00:00
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archprepare:
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$(Q)$(MAKE) $(build)=arch/sh/tools include/generated/machtypes.h
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2007-11-21 13:28:28 +00:00
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2018-11-14 04:32:10 +00:00
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archheaders:
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$(Q)$(MAKE) $(build)=arch/sh/kernel/syscalls all
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2005-04-16 22:20:36 +00:00
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define archhelp
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2009-07-21 08:24:36 +00:00
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@echo ' zImage - Compressed kernel image'
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2009-07-29 15:27:35 +00:00
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@echo ' romImage - Compressed ROM image, if supported'
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2006-12-07 08:00:32 +00:00
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@echo ' vmlinux.srec - Create an ELF S-record'
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2010-01-13 07:28:47 +00:00
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@echo ' vmlinux.bin - Create an uncompressed binary image'
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2009-07-21 08:24:36 +00:00
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@echo '* uImage - Alias to bootable U-Boot image'
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@echo ' uImage.srec - Create an S-record for U-Boot'
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2009-10-26 22:17:12 +00:00
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@echo ' uImage.bin - Kernel-only image for U-Boot (bin)'
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2009-07-21 08:24:36 +00:00
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@echo '* uImage.gz - Kernel-only image for U-Boot (gzip)'
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@echo ' uImage.bz2 - Kernel-only image for U-Boot (bzip2)'
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@echo ' uImage.lzma - Kernel-only image for U-Boot (lzma)'
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2011-01-14 06:52:54 +00:00
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@echo ' uImage.xz - Kernel-only image for U-Boot (xz)'
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2010-01-13 04:29:19 +00:00
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@echo ' uImage.lzo - Kernel-only image for U-Boot (lzo)'
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2005-04-16 22:20:36 +00:00
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endef
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