114cf11afSPaul Mackerras# This file is included by the global makefile so that you can add your own 214cf11afSPaul Mackerras# architecture-specific flags and dependencies. Remember to do have actions 314cf11afSPaul Mackerras# for "archclean" and "archdep" for cleaning up and making dependencies for 414cf11afSPaul Mackerras# this architecture. 514cf11afSPaul Mackerras# 614cf11afSPaul Mackerras# This file is subject to the terms and conditions of the GNU General Public 714cf11afSPaul Mackerras# License. See the file "COPYING" in the main directory of this archive 814cf11afSPaul Mackerras# for more details. 914cf11afSPaul Mackerras# 1014cf11afSPaul Mackerras# Copyright (C) 1994 by Linus Torvalds 1114cf11afSPaul Mackerras# Changes for PPC by Gary Thomas 1214cf11afSPaul Mackerras# Rewritten by Cort Dougan and Paul Mackerras 1314cf11afSPaul Mackerras# 1414cf11afSPaul Mackerras 1514cf11afSPaul MackerrasHAS_BIARCH := $(call cc-option-yn, -m32) 1614cf11afSPaul Mackerras 1714cf11afSPaul Mackerras# Set default 32 bits cross compilers for vdso and boot wrapper 1814cf11afSPaul MackerrasCROSS32_COMPILE ?= 1914cf11afSPaul Mackerras 2014cf11afSPaul MackerrasCROSS32CC := $(CROSS32_COMPILE)gcc 212bf11819SPaul MackerrasCROSS32AR := $(CROSS32_COMPILE)ar 2214cf11afSPaul Mackerras 2314cf11afSPaul Mackerrasifeq ($(HAS_BIARCH),y) 2414cf11afSPaul Mackerrasifeq ($(CROSS32_COMPILE),) 2514cf11afSPaul MackerrasCROSS32CC := $(CC) -m32 268995ac87SSegher BoessenkoolCROSS32AR := GNUTARGET=elf32-powerpc $(AR) 2714cf11afSPaul Mackerrasendif 2814cf11afSPaul Mackerrasendif 2914cf11afSPaul Mackerras 301976aef9SSegher Boessenkoolexport CROSS32CC CROSS32AR 3114cf11afSPaul Mackerras 32ca786f83SAdrian Bunkifeq ($(CROSS_COMPILE),) 338a5abdf8SPaul MackerrasKBUILD_DEFCONFIG := $(shell uname -m)_defconfig 34ca786f83SAdrian Bunkelse 35ca786f83SAdrian BunkKBUILD_DEFCONFIG := ppc64_defconfig 36ca786f83SAdrian Bunkendif 378a5abdf8SPaul Mackerras 3894b212c2SPaul Mackerrasifeq ($(CONFIG_PPC64),y) 3914cf11afSPaul Mackerrasnew_nm := $(shell if $(NM) --help 2>&1 | grep -- '--synthetic' > /dev/null; then echo y; else echo n; fi) 4014cf11afSPaul Mackerras 4114cf11afSPaul Mackerrasifeq ($(new_nm),y) 4214cf11afSPaul MackerrasNM := $(NM) --synthetic 4314cf11afSPaul Mackerrasendif 44a0588015SAnton Blanchardendif 4514cf11afSPaul Mackerras 46a0588015SAnton Blanchardifeq ($(CONFIG_PPC64),y) 47a0588015SAnton Blanchardifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y) 48a0588015SAnton BlanchardOLDARCH := ppc64le 49a0588015SAnton Blanchardelse 50a0588015SAnton BlanchardOLDARCH := ppc64 51a0588015SAnton Blanchardendif 52a0588015SAnton Blanchardelse 53a0588015SAnton Blanchardifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y) 54a0588015SAnton BlanchardOLDARCH := ppcle 5514cf11afSPaul Mackerraselse 56bbeb3f4cSStephen RothwellOLDARCH := ppc 572578bfaeSStephen Rothwellendif 58a0588015SAnton Blanchardendif 592578bfaeSStephen Rothwell 602578bfaeSStephen Rothwell# It seems there are times we use this Makefile without 612578bfaeSStephen Rothwell# including the config file, but this replicates the old behaviour 622578bfaeSStephen Rothwellifeq ($(CONFIG_WORD_SIZE),) 632578bfaeSStephen RothwellCONFIG_WORD_SIZE := 32 6414cf11afSPaul Mackerrasendif 6514cf11afSPaul Mackerras 66190554dbSStephen RothwellUTS_MACHINE := $(OLDARCH) 67190554dbSStephen Rothwell 68d72b0801SIan Munsieifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y) 6992d6cf2dSAnton Blanchardoverride CC += -mlittle-endian 70*5631d9c4SMichal Marekifneq ($(cc-name),clang) 7192d6cf2dSAnton Blanchardoverride CC += -mno-strict-align 7292d6cf2dSAnton Blanchardendif 73d72b0801SIan Munsieoverride AS += -mlittle-endian 74d72b0801SIan Munsieoverride LD += -EL 75d72b0801SIan Munsieoverride CROSS32CC += -mlittle-endian 76d72b0801SIan Munsieoverride CROSS32AS += -mlittle-endian 77d72b0801SIan MunsieLDEMULATION := lppc 78d72b0801SIan MunsieGNUTARGET := powerpcle 79d72b0801SIan MunsieMULTIPLEWORD := -mno-multiple 80d3d35d95STony BreedsKBUILD_CFLAGS_MODULE += $(call cc-option,-mno-save-toc-indirect) 81d72b0801SIan Munsieelse 82924dd50bSMichael Neulingifeq ($(call cc-option-yn,-mbig-endian),y) 83d72b0801SIan Munsieoverride CC += -mbig-endian 84d72b0801SIan Munsieoverride AS += -mbig-endian 85924dd50bSMichael Neulingendif 86d72b0801SIan Munsieoverride LD += -EB 87d72b0801SIan MunsieLDEMULATION := ppc 88d72b0801SIan MunsieGNUTARGET := powerpc 89d72b0801SIan MunsieMULTIPLEWORD := -mmultiple 90d72b0801SIan Munsieendif 91d72b0801SIan Munsie 9214cf11afSPaul Mackerrasifeq ($(HAS_BIARCH),y) 932578bfaeSStephen Rothwelloverride AS += -a$(CONFIG_WORD_SIZE) 94d72b0801SIan Munsieoverride LD += -m elf$(CONFIG_WORD_SIZE)$(LDEMULATION) 952578bfaeSStephen Rothwelloverride CC += -m$(CONFIG_WORD_SIZE) 96d72b0801SIan Munsieoverride AR := GNUTARGET=elf$(CONFIG_WORD_SIZE)-$(GNUTARGET) $(AR) 9714cf11afSPaul Mackerrasendif 9814cf11afSPaul Mackerras 999c5f7d39SSuzuki PouloseLDFLAGS_vmlinux-y := -Bstatic 1009c5f7d39SSuzuki PouloseLDFLAGS_vmlinux-$(CONFIG_RELOCATABLE) := -pie 1019c5f7d39SSuzuki PouloseLDFLAGS_vmlinux := $(LDFLAGS_vmlinux-y) 10214cf11afSPaul Mackerras 1031fbe9cf2SAnton Blanchardifeq ($(CONFIG_PPC64),y) 1041fbe9cf2SAnton Blanchardifeq ($(call cc-option-yn,-mcmodel=medium),y) 1051fbe9cf2SAnton Blanchard # -mcmodel=medium breaks modules because it uses 32bit offsets from 1061fbe9cf2SAnton Blanchard # the TOC pointer to create pointers where possible. Pointers into the 1071fbe9cf2SAnton Blanchard # percpu data area are created by this method. 1081fbe9cf2SAnton Blanchard # 1091fbe9cf2SAnton Blanchard # The kernel module loader relocates the percpu data section from the 1101fbe9cf2SAnton Blanchard # original location (starting with 0xd...) to somewhere in the base 1111fbe9cf2SAnton Blanchard # kernel percpu data space (starting with 0xc...). We need a full 1121fbe9cf2SAnton Blanchard # 64bit relocation for this to work, hence -mcmodel=large. 1131fbe9cf2SAnton Blanchard KBUILD_CFLAGS_MODULE += -mcmodel=large 1141fbe9cf2SAnton Blanchardelse 1151fbe9cf2SAnton Blanchard export NO_MINIMAL_TOC := -mno-minimal-toc 1161fbe9cf2SAnton Blanchardendif 1171fbe9cf2SAnton Blanchardendif 1181fbe9cf2SAnton Blanchard 119a50a862eSAnton BlanchardCFLAGS-$(CONFIG_PPC64) := $(call cc-option,-mtraceback=no) 120721aeaa9SAnton Blanchardifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y) 121238abecdSAnton BlanchardCFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mabi=elfv2,$(call cc-option,-mcall-aixdesc)) 122721aeaa9SAnton BlanchardAFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mabi=elfv2) 123721aeaa9SAnton Blanchardelse 124238abecdSAnton BlanchardCFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mcall-aixdesc) 125721aeaa9SAnton Blanchardendif 126238abecdSAnton BlanchardCFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mcmodel=medium,$(call cc-option,-mminimal-toc)) 12798679fb0SAnton BlanchardCFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mno-pointers-to-nested-functions) 128d72b0801SIan MunsieCFLAGS-$(CONFIG_PPC32) := -ffixed-r2 $(MULTIPLEWORD) 129d23c6fb4SAnton Blanchard 13001718ba6SScott Woodifeq ($(CONFIG_PPC_BOOK3S_64),y) 131d23c6fb4SAnton BlanchardCFLAGS-$(CONFIG_GENERIC_CPU) += $(call cc-option,-mtune=power7,-mtune=power4) 13201718ba6SScott Woodelse 13301718ba6SScott WoodCFLAGS-$(CONFIG_GENERIC_CPU) += -mcpu=powerpc64 13401718ba6SScott Woodendif 13501718ba6SScott Wood 136d23c6fb4SAnton BlanchardCFLAGS-$(CONFIG_CELL_CPU) += $(call cc-option,-mcpu=cell) 137d23c6fb4SAnton BlanchardCFLAGS-$(CONFIG_POWER4_CPU) += $(call cc-option,-mcpu=power4) 138d23c6fb4SAnton BlanchardCFLAGS-$(CONFIG_POWER5_CPU) += $(call cc-option,-mcpu=power5) 139d23c6fb4SAnton BlanchardCFLAGS-$(CONFIG_POWER6_CPU) += $(call cc-option,-mcpu=power6) 140d23c6fb4SAnton BlanchardCFLAGS-$(CONFIG_POWER7_CPU) += $(call cc-option,-mcpu=power7) 141ff2e466aSAnton BlanchardCFLAGS-$(CONFIG_POWER8_CPU) += $(call cc-option,-mcpu=power8) 142d23c6fb4SAnton Blanchard 143cbf8a358STiejun Chen# Altivec option not allowed with e500mc64 in GCC. 144cbf8a358STiejun Chenifeq ($(CONFIG_ALTIVEC),y) 145cbf8a358STiejun ChenE5500_CPU := -mcpu=powerpc64 146cbf8a358STiejun Chenelse 14701718ba6SScott WoodE5500_CPU := $(call cc-option,-mcpu=e500mc64,-mcpu=powerpc64) 148cbf8a358STiejun Chenendif 14901718ba6SScott WoodCFLAGS-$(CONFIG_E5500_CPU) += $(E5500_CPU) 15001718ba6SScott WoodCFLAGS-$(CONFIG_E6500_CPU) += $(call cc-option,-mcpu=e6500,$(E5500_CPU)) 15101718ba6SScott Wood 152847f56b0SScott Woodifeq ($(CONFIG_PPC32),y) 153847f56b0SScott Woodifeq ($(CONFIG_PPC_E500MC),y) 154847f56b0SScott WoodCFLAGS-y += $(call cc-option,-mcpu=e500mc,-mcpu=powerpc) 155847f56b0SScott Woodelse 156847f56b0SScott WoodCFLAGS-$(CONFIG_E500) += $(call cc-option,-mcpu=8540 -msoft-float,-mcpu=powerpc) 157847f56b0SScott Woodendif 158847f56b0SScott Woodendif 159847f56b0SScott Wood 160d23c6fb4SAnton BlanchardCFLAGS-$(CONFIG_TUNE_CELL) += $(call cc-option,-mtune=cell) 161d23c6fb4SAnton Blanchard 1627998eb3dSGuenter Roeckasinstr := $(call as-instr,lis 9$(comma)foo@high,-DHAVE_AS_ATHIGH=1) 1637998eb3dSGuenter Roeck 1647998eb3dSGuenter RoeckKBUILD_CPPFLAGS += -Iarch/$(ARCH) $(asinstr) 16558aedccbSAnton BlanchardKBUILD_AFLAGS += -Iarch/$(ARCH) $(AFLAGS-y) 166a50a862eSAnton BlanchardKBUILD_CFLAGS += $(call cc-option,-msoft-float) 167a50a862eSAnton BlanchardKBUILD_CFLAGS += -pipe -Iarch/$(ARCH) $(CFLAGS-y) 168a0f97e06SSam RavnborgCPP = $(CC) -E $(KBUILD_CFLAGS) 16914cf11afSPaul Mackerras 1702578bfaeSStephen RothwellCHECKFLAGS += -m$(CONFIG_WORD_SIZE) -D__powerpc__ -D__powerpc$(CONFIG_WORD_SIZE)__ 17114cf11afSPaul Mackerras 172772320e8SMichal MarekKBUILD_LDFLAGS_MODULE += arch/powerpc/lib/crtsavres.o 1737fca5dc8SStephen Rothwell 174d5b35cffSAlistair Poppleifeq ($(CONFIG_476FPE_ERR46),y) 175d5b35cffSAlistair Popple KBUILD_LDFLAGS_MODULE += --ppc476-workaround \ 176d5b35cffSAlistair Popple -T $(srctree)/arch/powerpc/platforms/44x/ppc476_modules.lds 177d5b35cffSAlistair Poppleendif 178d5b35cffSAlistair Popple 179d23c6fb4SAnton Blanchard# No AltiVec or VSX instructions when building kernel 180a0f97e06SSam RavnborgKBUILD_CFLAGS += $(call cc-option,-mno-altivec) 181d23c6fb4SAnton BlanchardKBUILD_CFLAGS += $(call cc-option,-mno-vsx) 182d3f67fbbSPaul Mackerras 1830197cd2eSKumar Gala# No SPE instruction when building kernel 184ce400c01SThiemo Seufer# (We use all available options to help semi-broken compilers) 1850197cd2eSKumar GalaKBUILD_CFLAGS += $(call cc-option,-mno-spe) 186ce400c01SThiemo SeuferKBUILD_CFLAGS += $(call cc-option,-mspe=no) 1870197cd2eSKumar Gala 18814cf11afSPaul Mackerras# Enable unit-at-a-time mode when possible. It shrinks the 18914cf11afSPaul Mackerras# kernel considerably. 190a0f97e06SSam RavnborgKBUILD_CFLAGS += $(call cc-option,-funit-at-a-time) 19114cf11afSPaul Mackerras 192d0679c73SAndi Kleen# FIXME: the module load should be taught about the additional relocs 193d0679c73SAndi Kleen# generated by this. 194d0679c73SAndi Kleen# revert to pre-gcc-4.4 behaviour of .eh_frame 195d0679c73SAndi KleenKBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm) 196d0679c73SAndi Kleen 19757647a4dSBenjamin Herrenschmidt# Never use string load/store instructions as they are 19857647a4dSBenjamin Herrenschmidt# often slow when they are implemented at all 199a50a862eSAnton BlanchardKBUILD_CFLAGS += $(call cc-option,-mno-string) 20014cf11afSPaul Mackerras 201f48b8296SOlaf Heringifeq ($(CONFIG_6xx),y) 202a0f97e06SSam RavnborgKBUILD_CFLAGS += -mcpu=powerpc 203f48b8296SOlaf Heringendif 204f48b8296SOlaf Hering 2057563dc64STony Breeds# Work around a gcc code-gen bug with -fno-omit-frame-pointer. 206606576ceSSteven Rostedtifeq ($(CONFIG_FUNCTION_TRACER),y) 2077563dc64STony BreedsKBUILD_CFLAGS += -mno-sched-epilog 2087563dc64STony Breedsendif 2097563dc64STony Breeds 21014cf11afSPaul Mackerrascpu-as-$(CONFIG_4xx) += -Wa,-m405 211e1fc235dSMatthew McClintockcpu-as-$(CONFIG_ALTIVEC) += -Wa,-maltivec 21214cf11afSPaul Mackerrascpu-as-$(CONFIG_E200) += -Wa,-me200 21314cf11afSPaul Mackerras 214222d394dSSam RavnborgKBUILD_AFLAGS += $(cpu-as-y) 215a0f97e06SSam RavnborgKBUILD_CFLAGS += $(cpu-as-y) 21614cf11afSPaul Mackerras 2172578bfaeSStephen Rothwellhead-y := arch/powerpc/kernel/head_$(CONFIG_WORD_SIZE).o 21814cf11afSPaul Mackerrashead-$(CONFIG_8xx) := arch/powerpc/kernel/head_8xx.o 21915f6527eSJosh Boyerhead-$(CONFIG_40x) := arch/powerpc/kernel/head_40x.o 22014cf11afSPaul Mackerrashead-$(CONFIG_44x) := arch/powerpc/kernel/head_44x.o 22114cf11afSPaul Mackerrashead-$(CONFIG_FSL_BOOKE) := arch/powerpc/kernel/head_fsl_booke.o 22214cf11afSPaul Mackerras 2239994a338SPaul Mackerrashead-$(CONFIG_PPC64) += arch/powerpc/kernel/entry_64.o 22414cf11afSPaul Mackerrashead-$(CONFIG_PPC_FPU) += arch/powerpc/kernel/fpu.o 225e821ea70SBenjamin Herrenschmidthead-$(CONFIG_ALTIVEC) += arch/powerpc/kernel/vector.o 2265ac47f7aSAnton Blanchardhead-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += arch/powerpc/kernel/prom_init.o 22714cf11afSPaul Mackerras 228daec962eSPaul Mackerrascore-y += arch/powerpc/kernel/ \ 229daec962eSPaul Mackerras arch/powerpc/mm/ \ 230daec962eSPaul Mackerras arch/powerpc/lib/ \ 231daec962eSPaul Mackerras arch/powerpc/sysdev/ \ 2321a3d1fc2SLiu Yu arch/powerpc/platforms/ \ 2330ca87f05SMatt Evans arch/powerpc/math-emu/ \ 234323a6bf1SMichael Ellerman arch/powerpc/crypto/ \ 2350ca87f05SMatt Evans arch/powerpc/net/ 236f78541dcSPaul Mackerrascore-$(CONFIG_XMON) += arch/powerpc/xmon/ 237bbf45ba5SHollis Blanchardcore-$(CONFIG_KVM) += arch/powerpc/kvm/ 238f2699491SMichael Ellermancore-$(CONFIG_PERF_EVENTS) += arch/powerpc/perf/ 23914cf11afSPaul Mackerras 24014cf11afSPaul Mackerrasdrivers-$(CONFIG_OPROFILE) += arch/powerpc/oprofile/ 24114cf11afSPaul Mackerras 242135f0b17STom Rini# Default to zImage, override when needed 24325431333SGrant Likelyall: zImage 24414cf11afSPaul Mackerras 245e32e78c5SSam Ravnborg# With make 3.82 we cannot mix normal and wildcard targets 246c686ecf5SAnatolij GustschinBOOT_TARGETS1 := zImage zImage.initrd uImage 24711eab297SBenjamin HerrenschmidtBOOT_TARGETS2 := zImage% dtbImage% treeImage.% cuImage.% simpleImage.% uImage.% 248cabb5587SStephen Rothwell 249e32e78c5SSam RavnborgPHONY += $(BOOT_TARGETS1) $(BOOT_TARGETS2) 250cabb5587SStephen Rothwell 25194b212c2SPaul Mackerrasboot := arch/$(ARCH)/boot 25214cf11afSPaul Mackerras 253144ef909STony Breedsifeq ($(CONFIG_RELOCATABLE),y) 254144ef909STony Breedsquiet_cmd_relocs_check = CALL $< 255a71aa05eSStephen Rothwell cmd_relocs_check = $(CONFIG_SHELL) $< "$(OBJDUMP)" "$(obj)/vmlinux" 256144ef909STony Breeds 257144ef909STony BreedsPHONY += relocs_check 258a71aa05eSStephen Rothwellrelocs_check: arch/powerpc/relocs_check.sh vmlinux 259144ef909STony Breeds $(call cmd,relocs_check) 260144ef909STony Breeds 261144ef909STony BreedszImage: relocs_check 262144ef909STony Breedsendif 263144ef909STony Breeds 264e32e78c5SSam Ravnborg$(BOOT_TARGETS1): vmlinux 265e32e78c5SSam Ravnborg $(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@) 266e32e78c5SSam Ravnborg$(BOOT_TARGETS2): vmlinux 26720f62954SPaul Mackerras $(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@) 26814cf11afSPaul Mackerras 269e32e78c5SSam Ravnborg 270e32e78c5SSam Ravnborgbootwrapper_install: 271e32e78c5SSam Ravnborg $(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@) 272e32e78c5SSam Ravnborg 2738662d0bcSMatthew McClintock%.dtb: scripts 274773f76b1SDavid Woodhouse $(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@) 275773f76b1SDavid Woodhouse 276ea4d1a87SCyril Bur# Used to create 'merged defconfigs' 277ea4d1a87SCyril Bur# To use it $(call) it with the first argument as the base defconfig 278ea4d1a87SCyril Bur# and the second argument as a space separated list of .config files to merge, 279ea4d1a87SCyril Bur# without the .config suffix. 280ea4d1a87SCyril Burdefine merge_into_defconfig 281ea4d1a87SCyril Bur $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh \ 282ea4d1a87SCyril Bur -m -O $(objtree) $(srctree)/arch/$(ARCH)/configs/$(1) \ 283ea4d1a87SCyril Bur $(foreach config,$(2),$(srctree)/arch/$(ARCH)/configs/$(config).config) 284ea4d1a87SCyril Bur +$(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig 285ea4d1a87SCyril Burendef 286ea4d1a87SCyril Bur 287ea4d1a87SCyril BurPHONY += pseries_le_defconfig 288ea4d1a87SCyril Burpseries_le_defconfig: 289ea4d1a87SCyril Bur $(call merge_into_defconfig,pseries_defconfig,le) 290ea4d1a87SCyril Bur 29114cf11afSPaul Mackerrasdefine archhelp 29270bf0333SGrant Likely @echo '* zImage - Build default images selected by kernel config' 29370bf0333SGrant Likely @echo ' zImage.* - Compressed kernel image (arch/$(ARCH)/boot/zImage.*)' 29470bf0333SGrant Likely @echo ' uImage - U-Boot native image format' 29570bf0333SGrant Likely @echo ' cuImage.<dt> - Backwards compatible U-Boot image for older' 29670bf0333SGrant Likely @echo ' versions which do not support device trees' 29770bf0333SGrant Likely @echo ' dtbImage.<dt> - zImage with an embedded device tree blob' 29870bf0333SGrant Likely @echo ' simpleImage.<dt> - Firmware independent image.' 29970bf0333SGrant Likely @echo ' treeImage.<dt> - Support for older IBM 4xx firmware (not U-Boot)' 30014cf11afSPaul Mackerras @echo ' install - Install kernel using' 301caa27b66SSam Ravnborg @echo ' (your) ~/bin/$(INSTALLKERNEL) or' 302caa27b66SSam Ravnborg @echo ' (distribution) /sbin/$(INSTALLKERNEL) or' 30314cf11afSPaul Mackerras @echo ' install to $$(INSTALL_PATH) and run lilo' 304437a58dbSPaul Mackerras @echo ' *_defconfig - Select default config from arch/$(ARCH)/configs' 30570bf0333SGrant Likely @echo '' 30670bf0333SGrant Likely @echo ' Targets with <dt> embed a device tree blob inside the image' 30770bf0333SGrant Likely @echo ' These targets support board with firmware that does not' 30870bf0333SGrant Likely @echo ' support passing a device tree directly. Replace <dt> with the' 30970bf0333SGrant Likely @echo ' name of a dts file from the arch/$(ARCH)/boot/dts/ directory' 31070bf0333SGrant Likely @echo ' (minus the .dts extension).' 31114cf11afSPaul Mackerrasendef 31214cf11afSPaul Mackerras 3133f85d63eSSam Ravnborginstall: 31425431333SGrant Likely $(Q)$(MAKE) $(build)=$(boot) install 315928370c6SAkinobu Mita 3168150caadSRoland McGrathvdso_install: 3178150caadSRoland McGrathifeq ($(CONFIG_PPC64),y) 3188150caadSRoland McGrath $(Q)$(MAKE) $(build)=arch/$(ARCH)/kernel/vdso64 $@ 3198150caadSRoland McGrathendif 3208150caadSRoland McGrath $(Q)$(MAKE) $(build)=arch/$(ARCH)/kernel/vdso32 $@ 3218150caadSRoland McGrath 32214cf11afSPaul Mackerrasarchclean: 323a3a9e99eSPaul Mackerras $(Q)$(MAKE) $(clean)=$(boot) 32470567293SAndreas Gruenbacher 32514cf11afSPaul Mackerrasarchprepare: checkbin 32614cf11afSPaul Mackerras 32714cf11afSPaul Mackerras# Use the file '.tmp_gas_check' for binutils tests, as gas won't output 32814cf11afSPaul Mackerras# to stdout and these checks are run even on install targets. 32914cf11afSPaul MackerrasTOUT := .tmp_gas_check 33014cf11afSPaul Mackerras 33182a85084SAnton Blanchard# Check gcc and binutils versions: 33282a85084SAnton Blanchard# - gcc-3.4 and binutils-2.14 are a fatal combination 33382a85084SAnton Blanchard# - Require gcc 4.0 or above on 64-bit 33482a85084SAnton Blanchard# - gcc-4.2.0 has issues compiling modules on 64-bit 33514cf11afSPaul Mackerrascheckbin: 336*5631d9c4SMichal Marek @if test "$(cc-name)" != "clang" \ 337e79c8385SMichael Ellerman && test "$(cc-version)" = "0304" ; then \ 33814cf11afSPaul Mackerras if ! /bin/echo mftb 5 | $(AS) -v -mppc -many -o $(TOUT) >/dev/null 2>&1 ; then \ 33914cf11afSPaul Mackerras echo -n '*** ${VERSION}.${PATCHLEVEL} kernels no longer build '; \ 34014cf11afSPaul Mackerras echo 'correctly with gcc-3.4 and your version of binutils.'; \ 34114cf11afSPaul Mackerras echo '*** Please upgrade your binutils or downgrade your gcc'; \ 34214cf11afSPaul Mackerras false; \ 34314cf11afSPaul Mackerras fi ; \ 34414cf11afSPaul Mackerras fi 345*5631d9c4SMichal Marek @if test "$(cc-name)" != "clang" \ 346e79c8385SMichael Ellerman && test "$(cc-version)" -lt "0400" \ 34782a85084SAnton Blanchard && test "x${CONFIG_PPC64}" = "xy" ; then \ 34882a85084SAnton Blanchard echo -n "Sorry, GCC v4.0 or above is required to build " ; \ 34982a85084SAnton Blanchard echo "the 64-bit powerpc kernel." ; \ 35082a85084SAnton Blanchard false ; \ 35182a85084SAnton Blanchard fi 352*5631d9c4SMichal Marek @if test "$(cc-name)" != "clang" \ 353e79c8385SMichael Ellerman && test "$(cc-fullversion)" = "040200" \ 354f5e83fa4SSegher Boessenkool && test "x${CONFIG_MODULES}${CONFIG_PPC64}" = "xyy" ; then \ 355f5e83fa4SSegher Boessenkool echo -n '*** GCC-4.2.0 cannot compile the 64-bit powerpc ' ; \ 356f5e83fa4SSegher Boessenkool echo 'kernel with modules enabled.' ; \ 357f5e83fa4SSegher Boessenkool echo -n '*** Please use a different GCC version or ' ; \ 358f5e83fa4SSegher Boessenkool echo 'disable kernel modules' ; \ 359f5e83fa4SSegher Boessenkool false ; \ 360f5e83fa4SSegher Boessenkool fi 36160e065f7SMichael Ellerman @if test "x${CONFIG_CPU_LITTLE_ENDIAN}" = "xy" \ 36260e065f7SMichael Ellerman && $(LD) --version | head -1 | grep ' 2\.24$$' >/dev/null ; then \ 36360e065f7SMichael Ellerman echo -n '*** binutils 2.24 miscompiles weak symbols ' ; \ 36460e065f7SMichael Ellerman echo 'in some circumstances.' ; \ 36560e065f7SMichael Ellerman echo -n '*** Please use a different binutils version.' ; \ 36660e065f7SMichael Ellerman false ; \ 36760e065f7SMichael Ellerman fi 36860e065f7SMichael Ellerman 36914cf11afSPaul Mackerras 37014cf11afSPaul MackerrasCLEAN_FILES += $(TOUT) 37114cf11afSPaul Mackerras 372