blob: 709a22a3e824e334be9847d568124ef27f385703 [file] [log] [blame]
Paul Mackerras14cf11a2005-09-26 16:04:21 +10001# This file is included by the global makefile so that you can add your own
2# architecture-specific flags and dependencies. Remember to do have actions
3# for "archclean" and "archdep" for cleaning up and making dependencies for
4# this architecture.
5#
6# This file is subject to the terms and conditions of the GNU General Public
7# License. See the file "COPYING" in the main directory of this archive
8# for more details.
9#
10# Copyright (C) 1994 by Linus Torvalds
11# Changes for PPC by Gary Thomas
12# Rewritten by Cort Dougan and Paul Mackerras
13#
14
Paul Mackerras14cf11a2005-09-26 16:04:21 +100015HAS_BIARCH := $(call cc-option-yn, -m32)
16
Paul Mackerras14cf11a2005-09-26 16:04:21 +100017# Set default 32 bits cross compilers for vdso and boot wrapper
18CROSS32_COMPILE ?=
19
20CROSS32CC := $(CROSS32_COMPILE)gcc
Paul Mackerras2bf11812006-09-27 22:47:03 +100021CROSS32AR := $(CROSS32_COMPILE)ar
Paul Mackerras14cf11a2005-09-26 16:04:21 +100022
23ifeq ($(HAS_BIARCH),y)
24ifeq ($(CROSS32_COMPILE),)
25CROSS32CC := $(CC) -m32
Segher Boessenkool8995ac82007-05-16 22:34:38 +100026CROSS32AR := GNUTARGET=elf32-powerpc $(AR)
Paul Mackerras14cf11a2005-09-26 16:04:21 +100027endif
28endif
29
Segher Boessenkool1976aef2008-06-08 09:42:52 +100030export CROSS32CC CROSS32AR
Paul Mackerras14cf11a2005-09-26 16:04:21 +100031
Adrian Bunkca786f82007-10-02 13:30:09 -070032ifeq ($(CROSS_COMPILE),)
Paul Mackerras8a5abdf2005-11-18 16:39:08 +110033KBUILD_DEFCONFIG := $(shell uname -m)_defconfig
Adrian Bunkca786f82007-10-02 13:30:09 -070034else
35KBUILD_DEFCONFIG := ppc64_defconfig
36endif
Paul Mackerras8a5abdf2005-11-18 16:39:08 +110037
Paul Mackerras94b212c2005-11-16 13:38:21 +110038ifeq ($(CONFIG_PPC64),y)
Paul Mackerras14cf11a2005-09-26 16:04:21 +100039new_nm := $(shell if $(NM) --help 2>&1 | grep -- '--synthetic' > /dev/null; then echo y; else echo n; fi)
40
41ifeq ($(new_nm),y)
42NM := $(NM) --synthetic
43endif
Anton Blancharda0588012013-09-23 12:04:53 +100044endif
Paul Mackerras14cf11a2005-09-26 16:04:21 +100045
Anton Blancharda0588012013-09-23 12:04:53 +100046ifeq ($(CONFIG_PPC64),y)
47ifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y)
48OLDARCH := ppc64le
49else
50OLDARCH := ppc64
51endif
52else
53ifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y)
54OLDARCH := ppcle
Paul Mackerras14cf11a2005-09-26 16:04:21 +100055else
Stephen Rothwellbbeb3f42005-09-27 13:51:59 +100056OLDARCH := ppc
Stephen Rothwell2578bfa2007-09-21 10:16:20 +100057endif
Anton Blancharda0588012013-09-23 12:04:53 +100058endif
Stephen Rothwell2578bfa2007-09-21 10:16:20 +100059
60# It seems there are times we use this Makefile without
61# including the config file, but this replicates the old behaviour
62ifeq ($(CONFIG_WORD_SIZE),)
63CONFIG_WORD_SIZE := 32
Paul Mackerras14cf11a2005-09-26 16:04:21 +100064endif
65
Stephen Rothwell190554d2005-10-13 16:14:15 +100066UTS_MACHINE := $(OLDARCH)
67
Ian Munsied72b0802013-09-23 12:05:11 +100068ifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y)
Anton Blanchard92d6cf22015-05-26 08:53:28 +100069override CC += -mlittle-endian
Michal Marek5631d9c2015-08-19 17:36:41 +020070ifneq ($(cc-name),clang)
Anton Blanchard92d6cf22015-05-26 08:53:28 +100071override CC += -mno-strict-align
72endif
Ian Munsied72b0802013-09-23 12:05:11 +100073override AS += -mlittle-endian
74override LD += -EL
75override CROSS32CC += -mlittle-endian
76override CROSS32AS += -mlittle-endian
77LDEMULATION := lppc
78GNUTARGET := powerpcle
79MULTIPLEWORD := -mno-multiple
Tony Breedsd3d35d92014-03-12 15:12:01 +110080KBUILD_CFLAGS_MODULE += $(call cc-option,-mno-save-toc-indirect)
Ian Munsied72b0802013-09-23 12:05:11 +100081else
Michael Neuling924dd502013-11-21 14:59:07 +110082ifeq ($(call cc-option-yn,-mbig-endian),y)
Ian Munsied72b0802013-09-23 12:05:11 +100083override CC += -mbig-endian
84override AS += -mbig-endian
Michael Neuling924dd502013-11-21 14:59:07 +110085endif
Ian Munsied72b0802013-09-23 12:05:11 +100086override LD += -EB
87LDEMULATION := ppc
88GNUTARGET := powerpc
89MULTIPLEWORD := -mmultiple
90endif
91
Paul Mackerras14cf11a2005-09-26 16:04:21 +100092ifeq ($(HAS_BIARCH),y)
Stephen Rothwell2578bfa2007-09-21 10:16:20 +100093override AS += -a$(CONFIG_WORD_SIZE)
Ian Munsied72b0802013-09-23 12:05:11 +100094override LD += -m elf$(CONFIG_WORD_SIZE)$(LDEMULATION)
Stephen Rothwell2578bfa2007-09-21 10:16:20 +100095override CC += -m$(CONFIG_WORD_SIZE)
Ian Munsied72b0802013-09-23 12:05:11 +100096override AR := GNUTARGET=elf$(CONFIG_WORD_SIZE)-$(GNUTARGET) $(AR)
Paul Mackerras14cf11a2005-09-26 16:04:21 +100097endif
98
Suzuki Poulose9c5f7d32011-12-14 22:58:12 +000099LDFLAGS_vmlinux-y := -Bstatic
100LDFLAGS_vmlinux-$(CONFIG_RELOCATABLE) := -pie
101LDFLAGS_vmlinux := $(LDFLAGS_vmlinux-y)
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000102
Anton Blanchard1fbe9cf2012-11-26 17:41:08 +0000103ifeq ($(CONFIG_PPC64),y)
104ifeq ($(call cc-option-yn,-mcmodel=medium),y)
105 # -mcmodel=medium breaks modules because it uses 32bit offsets from
106 # the TOC pointer to create pointers where possible. Pointers into the
107 # percpu data area are created by this method.
108 #
109 # The kernel module loader relocates the percpu data section from the
110 # original location (starting with 0xd...) to somewhere in the base
111 # kernel percpu data space (starting with 0xc...). We need a full
112 # 64bit relocation for this to work, hence -mcmodel=large.
113 KBUILD_CFLAGS_MODULE += -mcmodel=large
114else
115 export NO_MINIMAL_TOC := -mno-minimal-toc
116endif
117endif
118
Anton Blancharda50a8622015-05-26 08:53:27 +1000119CFLAGS-$(CONFIG_PPC64) := $(call cc-option,-mtraceback=no)
Anton Blanchard721aeaa2014-03-10 21:06:12 +1100120ifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y)
Anton Blanchard238abec2015-05-26 08:53:29 +1000121CFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mabi=elfv2,$(call cc-option,-mcall-aixdesc))
Anton Blanchard721aeaa2014-03-10 21:06:12 +1100122AFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mabi=elfv2)
123else
Anton Blanchard238abec2015-05-26 08:53:29 +1000124CFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mcall-aixdesc)
Anton Blanchard721aeaa2014-03-10 21:06:12 +1100125endif
Anton Blanchard238abec2015-05-26 08:53:29 +1000126CFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mcmodel=medium,$(call cc-option,-mminimal-toc))
Anton Blanchard98679fb2012-12-12 14:43:12 +0000127CFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mno-pointers-to-nested-functions)
Ian Munsied72b0802013-09-23 12:05:11 +1000128CFLAGS-$(CONFIG_PPC32) := -ffixed-r2 $(MULTIPLEWORD)
Anton Blanchardd23c6fb2012-04-17 18:45:28 +0000129
Scott Wood01718ba2013-08-20 19:55:36 -0500130ifeq ($(CONFIG_PPC_BOOK3S_64),y)
Anton Blanchardd23c6fb2012-04-17 18:45:28 +0000131CFLAGS-$(CONFIG_GENERIC_CPU) += $(call cc-option,-mtune=power7,-mtune=power4)
Scott Wood01718ba2013-08-20 19:55:36 -0500132else
133CFLAGS-$(CONFIG_GENERIC_CPU) += -mcpu=powerpc64
134endif
135
Torsten Duwe8c50b722016-03-03 15:27:00 +1100136ifdef CONFIG_MPROFILE_KERNEL
137 ifeq ($(shell $(srctree)/arch/powerpc/scripts/gcc-check-mprofile-kernel.sh $(CC) -I$(srctree)/include -D__KERNEL__),OK)
138 CC_FLAGS_FTRACE := -pg -mprofile-kernel
139 KBUILD_CPPFLAGS += -DCC_USING_MPROFILE_KERNEL
140 else
141 # If the user asked for mprofile-kernel but the toolchain doesn't
142 # support it, emit a warning and deliberately break the build later
143 # with mprofile-kernel-not-supported. We would prefer to make this an
144 # error right here, but then the user would never be able to run
145 # oldconfig to change their configuration.
146 $(warning Compiler does not support mprofile-kernel, set CONFIG_DISABLE_MPROFILE_KERNEL)
147 CC_FLAGS_FTRACE := -mprofile-kernel-not-supported
148 endif
149endif
150
Anton Blanchardd23c6fb2012-04-17 18:45:28 +0000151CFLAGS-$(CONFIG_CELL_CPU) += $(call cc-option,-mcpu=cell)
152CFLAGS-$(CONFIG_POWER4_CPU) += $(call cc-option,-mcpu=power4)
153CFLAGS-$(CONFIG_POWER5_CPU) += $(call cc-option,-mcpu=power5)
154CFLAGS-$(CONFIG_POWER6_CPU) += $(call cc-option,-mcpu=power6)
155CFLAGS-$(CONFIG_POWER7_CPU) += $(call cc-option,-mcpu=power7)
Anton Blanchardff2e4662014-09-16 10:47:49 +1000156CFLAGS-$(CONFIG_POWER8_CPU) += $(call cc-option,-mcpu=power8)
Anton Blanchardd23c6fb2012-04-17 18:45:28 +0000157
Tiejun Chencbf8a352013-11-22 10:49:00 +0800158# Altivec option not allowed with e500mc64 in GCC.
159ifeq ($(CONFIG_ALTIVEC),y)
160E5500_CPU := -mcpu=powerpc64
161else
Scott Wood01718ba2013-08-20 19:55:36 -0500162E5500_CPU := $(call cc-option,-mcpu=e500mc64,-mcpu=powerpc64)
Tiejun Chencbf8a352013-11-22 10:49:00 +0800163endif
Scott Wood01718ba2013-08-20 19:55:36 -0500164CFLAGS-$(CONFIG_E5500_CPU) += $(E5500_CPU)
165CFLAGS-$(CONFIG_E6500_CPU) += $(call cc-option,-mcpu=e6500,$(E5500_CPU))
166
Scott Wood847f56b2013-08-15 19:19:10 -0500167ifeq ($(CONFIG_PPC32),y)
168ifeq ($(CONFIG_PPC_E500MC),y)
169CFLAGS-y += $(call cc-option,-mcpu=e500mc,-mcpu=powerpc)
170else
171CFLAGS-$(CONFIG_E500) += $(call cc-option,-mcpu=8540 -msoft-float,-mcpu=powerpc)
172endif
173endif
174
Guenter Roeck7998eb32014-05-15 09:33:42 -0700175asinstr := $(call as-instr,lis 9$(comma)foo@high,-DHAVE_AS_ATHIGH=1)
176
177KBUILD_CPPFLAGS += -Iarch/$(ARCH) $(asinstr)
Anton Blanchard58aedccb2014-04-23 10:02:04 +1000178KBUILD_AFLAGS += -Iarch/$(ARCH) $(AFLAGS-y)
Anton Blancharda50a8622015-05-26 08:53:27 +1000179KBUILD_CFLAGS += $(call cc-option,-msoft-float)
180KBUILD_CFLAGS += -pipe -Iarch/$(ARCH) $(CFLAGS-y)
Sam Ravnborga0f97e02007-10-14 22:21:35 +0200181CPP = $(CC) -E $(KBUILD_CFLAGS)
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000182
Stephen Rothwell2578bfa2007-09-21 10:16:20 +1000183CHECKFLAGS += -m$(CONFIG_WORD_SIZE) -D__powerpc__ -D__powerpc$(CONFIG_WORD_SIZE)__
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000184
Michal Marek772320e2010-08-04 13:59:13 +0200185KBUILD_LDFLAGS_MODULE += arch/powerpc/lib/crtsavres.o
Stephen Rothwell7fca5dc2010-06-29 20:08:42 +0000186
Alistair Poppled5b35cf2014-02-24 18:00:56 +1100187ifeq ($(CONFIG_476FPE_ERR46),y)
188 KBUILD_LDFLAGS_MODULE += --ppc476-workaround \
189 -T $(srctree)/arch/powerpc/platforms/44x/ppc476_modules.lds
190endif
191
Anton Blanchardd23c6fb2012-04-17 18:45:28 +0000192# No AltiVec or VSX instructions when building kernel
Sam Ravnborga0f97e02007-10-14 22:21:35 +0200193KBUILD_CFLAGS += $(call cc-option,-mno-altivec)
Anton Blanchardd23c6fb2012-04-17 18:45:28 +0000194KBUILD_CFLAGS += $(call cc-option,-mno-vsx)
Paul Mackerrasd3f67fb2005-10-29 15:31:17 +1000195
Kumar Gala0197cd22007-10-18 16:53:19 -0500196# No SPE instruction when building kernel
Thiemo Seuferce400c02008-09-02 00:23:02 +1000197# (We use all available options to help semi-broken compilers)
Kumar Gala0197cd22007-10-18 16:53:19 -0500198KBUILD_CFLAGS += $(call cc-option,-mno-spe)
Thiemo Seuferce400c02008-09-02 00:23:02 +1000199KBUILD_CFLAGS += $(call cc-option,-mspe=no)
Kumar Gala0197cd22007-10-18 16:53:19 -0500200
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000201# Enable unit-at-a-time mode when possible. It shrinks the
202# kernel considerably.
Sam Ravnborga0f97e02007-10-14 22:21:35 +0200203KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time)
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000204
Andi Kleend0679c72010-02-02 14:40:02 -0800205# FIXME: the module load should be taught about the additional relocs
206# generated by this.
207# revert to pre-gcc-4.4 behaviour of .eh_frame
208KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm)
209
Benjamin Herrenschmidt57647a42007-03-22 17:23:44 +1100210# Never use string load/store instructions as they are
211# often slow when they are implemented at all
Anton Blancharda50a8622015-05-26 08:53:27 +1000212KBUILD_CFLAGS += $(call cc-option,-mno-string)
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000213
Olaf Heringf48b8292006-04-11 20:42:08 +0200214ifeq ($(CONFIG_6xx),y)
Sam Ravnborga0f97e02007-10-14 22:21:35 +0200215KBUILD_CFLAGS += -mcpu=powerpc
Olaf Heringf48b8292006-04-11 20:42:08 +0200216endif
217
Tony Breeds7563dc62008-09-02 16:50:38 +1000218# Work around a gcc code-gen bug with -fno-omit-frame-pointer.
Steven Rostedt606576c2008-10-06 19:06:12 -0400219ifeq ($(CONFIG_FUNCTION_TRACER),y)
Tony Breeds7563dc62008-09-02 16:50:38 +1000220KBUILD_CFLAGS += -mno-sched-epilog
221endif
222
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000223cpu-as-$(CONFIG_4xx) += -Wa,-m405
Matthew McClintocke1fc2352010-09-07 08:56:55 +0000224cpu-as-$(CONFIG_ALTIVEC) += -Wa,-maltivec
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000225cpu-as-$(CONFIG_E200) += -Wa,-me200
226
Sam Ravnborg222d3942007-10-15 21:59:31 +0200227KBUILD_AFLAGS += $(cpu-as-y)
Sam Ravnborga0f97e02007-10-14 22:21:35 +0200228KBUILD_CFLAGS += $(cpu-as-y)
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000229
Stephen Rothwell2578bfa2007-09-21 10:16:20 +1000230head-y := arch/powerpc/kernel/head_$(CONFIG_WORD_SIZE).o
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000231head-$(CONFIG_8xx) := arch/powerpc/kernel/head_8xx.o
Josh Boyer15f65272007-08-20 07:27:07 -0500232head-$(CONFIG_40x) := arch/powerpc/kernel/head_40x.o
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000233head-$(CONFIG_44x) := arch/powerpc/kernel/head_44x.o
234head-$(CONFIG_FSL_BOOKE) := arch/powerpc/kernel/head_fsl_booke.o
235
Paul Mackerras9994a332005-10-10 22:36:14 +1000236head-$(CONFIG_PPC64) += arch/powerpc/kernel/entry_64.o
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000237head-$(CONFIG_PPC_FPU) += arch/powerpc/kernel/fpu.o
Benjamin Herrenschmidte821ea72009-06-02 21:17:37 +0000238head-$(CONFIG_ALTIVEC) += arch/powerpc/kernel/vector.o
Anton Blanchard5ac47f72012-11-26 17:39:03 +0000239head-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += arch/powerpc/kernel/prom_init.o
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000240
Paul Mackerrasdaec9622005-10-10 22:25:26 +1000241core-y += arch/powerpc/kernel/ \
Paul Mackerrasdaec9622005-10-10 22:25:26 +1000242 arch/powerpc/mm/ \
243 arch/powerpc/lib/ \
244 arch/powerpc/sysdev/ \
Liu Yu1a3d1fc2009-03-10 11:09:49 +0800245 arch/powerpc/platforms/ \
Matt Evans0ca87f02011-07-20 15:51:00 +0000246 arch/powerpc/math-emu/ \
Michael Ellerman323a6bf2012-09-13 23:00:49 +0000247 arch/powerpc/crypto/ \
Matt Evans0ca87f02011-07-20 15:51:00 +0000248 arch/powerpc/net/
Paul Mackerrasf78541d2005-10-28 22:53:37 +1000249core-$(CONFIG_XMON) += arch/powerpc/xmon/
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -0500250core-$(CONFIG_KVM) += arch/powerpc/kvm/
Michael Ellermanf2699492012-02-20 17:02:09 +0000251core-$(CONFIG_PERF_EVENTS) += arch/powerpc/perf/
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000252
253drivers-$(CONFIG_OPROFILE) += arch/powerpc/oprofile/
254
Tom Rini135f0b12006-01-12 16:55:58 -0700255# Default to zImage, override when needed
Grant Likely25431332008-02-07 05:18:34 +1100256all: zImage
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000257
Sam Ravnborge32e78c2010-08-02 20:47:48 +0000258# With make 3.82 we cannot mix normal and wildcard targets
Anatolij Gustschinc686ecf2010-08-15 22:26:56 +0000259BOOT_TARGETS1 := zImage zImage.initrd uImage
Benjamin Herrenschmidt11eab2972011-12-01 19:35:08 +0000260BOOT_TARGETS2 := zImage% dtbImage% treeImage.% cuImage.% simpleImage.% uImage.%
Stephen Rothwellcabb5582005-09-30 16:16:52 +1000261
Sam Ravnborge32e78c2010-08-02 20:47:48 +0000262PHONY += $(BOOT_TARGETS1) $(BOOT_TARGETS2)
Stephen Rothwellcabb5582005-09-30 16:16:52 +1000263
Paul Mackerras94b212c2005-11-16 13:38:21 +1100264boot := arch/$(ARCH)/boot
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000265
Tony Breeds144ef902009-09-14 19:57:02 +0000266ifeq ($(CONFIG_RELOCATABLE),y)
267quiet_cmd_relocs_check = CALL $<
Stephen Rothwella71aa052015-03-18 16:46:16 +1100268 cmd_relocs_check = $(CONFIG_SHELL) $< "$(OBJDUMP)" "$(obj)/vmlinux"
Tony Breeds144ef902009-09-14 19:57:02 +0000269
270PHONY += relocs_check
Stephen Rothwella71aa052015-03-18 16:46:16 +1100271relocs_check: arch/powerpc/relocs_check.sh vmlinux
Tony Breeds144ef902009-09-14 19:57:02 +0000272 $(call cmd,relocs_check)
273
274zImage: relocs_check
275endif
276
Sam Ravnborge32e78c2010-08-02 20:47:48 +0000277$(BOOT_TARGETS1): vmlinux
278 $(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@)
279$(BOOT_TARGETS2): vmlinux
Paul Mackerras20f62952005-10-11 09:25:40 +1000280 $(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@)
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000281
Sam Ravnborge32e78c2010-08-02 20:47:48 +0000282
283bootwrapper_install:
284 $(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@)
285
Matthew McClintock8662d0b2012-09-18 09:50:55 +0000286%.dtb: scripts
David Woodhouse773f76b2007-12-03 13:56:58 +1100287 $(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@)
288
Cyril Burea4d1a82015-05-26 11:36:57 +1000289# Used to create 'merged defconfigs'
290# To use it $(call) it with the first argument as the base defconfig
291# and the second argument as a space separated list of .config files to merge,
292# without the .config suffix.
293define merge_into_defconfig
294 $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh \
295 -m -O $(objtree) $(srctree)/arch/$(ARCH)/configs/$(1) \
296 $(foreach config,$(2),$(srctree)/arch/$(ARCH)/configs/$(config).config)
297 +$(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig
298endef
299
300PHONY += pseries_le_defconfig
301pseries_le_defconfig:
302 $(call merge_into_defconfig,pseries_defconfig,le)
303
Michael Ellerman2adc48a2015-09-23 15:40:35 +1000304PHONY += ppc64le_defconfig
305ppc64le_defconfig:
306 $(call merge_into_defconfig,ppc64_defconfig,le)
307
Scott Wood44d54012015-07-29 18:14:04 -0500308PHONY += mpc85xx_defconfig
309mpc85xx_defconfig:
310 $(call merge_into_defconfig,mpc85xx_basic_defconfig,\
311 85xx-32bit 85xx-hw fsl-emb-nonhw)
312
313PHONY += mpc85xx_smp_defconfig
314mpc85xx_smp_defconfig:
315 $(call merge_into_defconfig,mpc85xx_basic_defconfig,\
316 85xx-32bit 85xx-smp 85xx-hw fsl-emb-nonhw)
317
318PHONY += corenet32_smp_defconfig
319corenet32_smp_defconfig:
320 $(call merge_into_defconfig,corenet_basic_defconfig,\
321 85xx-32bit 85xx-smp 85xx-hw fsl-emb-nonhw)
322
323PHONY += corenet64_smp_defconfig
324corenet64_smp_defconfig:
325 $(call merge_into_defconfig,corenet_basic_defconfig,\
326 85xx-64bit 85xx-smp altivec 85xx-hw fsl-emb-nonhw)
327
Alessio Igor Bogani43de32c52016-02-22 10:26:14 +0100328PHONY += mpc86xx_defconfig
329mpc86xx_defconfig:
330 $(call merge_into_defconfig,mpc86xx_basic_defconfig,\
331 86xx-hw fsl-emb-nonhw)
332
333PHONY += mpc86xx_smp_defconfig
334mpc86xx_smp_defconfig:
335 $(call merge_into_defconfig,mpc86xx_basic_defconfig,\
336 86xx-smp 86xx-hw fsl-emb-nonhw)
337
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000338define archhelp
Grant Likely70bf0332008-06-25 13:14:36 -0700339 @echo '* zImage - Build default images selected by kernel config'
340 @echo ' zImage.* - Compressed kernel image (arch/$(ARCH)/boot/zImage.*)'
341 @echo ' uImage - U-Boot native image format'
342 @echo ' cuImage.<dt> - Backwards compatible U-Boot image for older'
343 @echo ' versions which do not support device trees'
344 @echo ' dtbImage.<dt> - zImage with an embedded device tree blob'
345 @echo ' simpleImage.<dt> - Firmware independent image.'
346 @echo ' treeImage.<dt> - Support for older IBM 4xx firmware (not U-Boot)'
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000347 @echo ' install - Install kernel using'
Sam Ravnborgcaa27b62009-07-20 21:37:11 +0200348 @echo ' (your) ~/bin/$(INSTALLKERNEL) or'
349 @echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000350 @echo ' install to $$(INSTALL_PATH) and run lilo'
Paul Mackerras437a58d2005-11-18 15:43:34 +1100351 @echo ' *_defconfig - Select default config from arch/$(ARCH)/configs'
Grant Likely70bf0332008-06-25 13:14:36 -0700352 @echo ''
353 @echo ' Targets with <dt> embed a device tree blob inside the image'
354 @echo ' These targets support board with firmware that does not'
355 @echo ' support passing a device tree directly. Replace <dt> with the'
356 @echo ' name of a dts file from the arch/$(ARCH)/boot/dts/ directory'
357 @echo ' (minus the .dts extension).'
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000358endef
359
Sam Ravnborg3f85d632008-02-16 12:36:10 +0100360install:
Grant Likely25431332008-02-07 05:18:34 +1100361 $(Q)$(MAKE) $(build)=$(boot) install
Akinobu Mita928370c2007-04-10 21:05:31 +1000362
Roland McGrath8150caa2007-10-02 13:30:04 -0700363vdso_install:
364ifeq ($(CONFIG_PPC64),y)
365 $(Q)$(MAKE) $(build)=arch/$(ARCH)/kernel/vdso64 $@
366endif
367 $(Q)$(MAKE) $(build)=arch/$(ARCH)/kernel/vdso32 $@
368
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000369archclean:
Paul Mackerrasa3a9e992005-09-28 15:53:36 +1000370 $(Q)$(MAKE) $(clean)=$(boot)
Andreas Gruenbacher70567292006-02-10 01:51:07 -0800371
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000372archprepare: checkbin
373
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000374# Use the file '.tmp_gas_check' for binutils tests, as gas won't output
375# to stdout and these checks are run even on install targets.
376TOUT := .tmp_gas_check
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000377
Anton Blanchard82a85082012-04-17 18:42:54 +0000378# Check gcc and binutils versions:
379# - gcc-3.4 and binutils-2.14 are a fatal combination
380# - Require gcc 4.0 or above on 64-bit
381# - gcc-4.2.0 has issues compiling modules on 64-bit
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000382checkbin:
Michal Marek5631d9c2015-08-19 17:36:41 +0200383 @if test "$(cc-name)" != "clang" \
Michael Ellermane79c8382015-04-21 22:26:57 +1000384 && test "$(cc-version)" = "0304" ; then \
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000385 if ! /bin/echo mftb 5 | $(AS) -v -mppc -many -o $(TOUT) >/dev/null 2>&1 ; then \
386 echo -n '*** ${VERSION}.${PATCHLEVEL} kernels no longer build '; \
387 echo 'correctly with gcc-3.4 and your version of binutils.'; \
388 echo '*** Please upgrade your binutils or downgrade your gcc'; \
389 false; \
390 fi ; \
391 fi
Michal Marek5631d9c2015-08-19 17:36:41 +0200392 @if test "$(cc-name)" != "clang" \
Michael Ellermane79c8382015-04-21 22:26:57 +1000393 && test "$(cc-version)" -lt "0400" \
Anton Blanchard82a85082012-04-17 18:42:54 +0000394 && test "x${CONFIG_PPC64}" = "xy" ; then \
395 echo -n "Sorry, GCC v4.0 or above is required to build " ; \
396 echo "the 64-bit powerpc kernel." ; \
397 false ; \
398 fi
Michal Marek5631d9c2015-08-19 17:36:41 +0200399 @if test "$(cc-name)" != "clang" \
Michael Ellermane79c8382015-04-21 22:26:57 +1000400 && test "$(cc-fullversion)" = "040200" \
Segher Boessenkoolf5e83fa2007-05-19 18:49:08 +0200401 && test "x${CONFIG_MODULES}${CONFIG_PPC64}" = "xyy" ; then \
402 echo -n '*** GCC-4.2.0 cannot compile the 64-bit powerpc ' ; \
403 echo 'kernel with modules enabled.' ; \
404 echo -n '*** Please use a different GCC version or ' ; \
405 echo 'disable kernel modules' ; \
406 false ; \
407 fi
Michael Ellerman60e065f2015-04-23 17:27:12 +1000408 @if test "x${CONFIG_CPU_LITTLE_ENDIAN}" = "xy" \
409 && $(LD) --version | head -1 | grep ' 2\.24$$' >/dev/null ; then \
410 echo -n '*** binutils 2.24 miscompiles weak symbols ' ; \
411 echo 'in some circumstances.' ; \
412 echo -n '*** Please use a different binutils version.' ; \
413 false ; \
414 fi
415
Paul Mackerras14cf11a2005-09-26 16:04:21 +1000416
417CLEAN_FILES += $(TOUT)
418