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Merge tag 'pinctrl-v4.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw...
[deliverable/linux.git] / arch / arm / Makefile
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CommitLineData
1#
2# arch/arm/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies.
6#
7# This file is subject to the terms and conditions of the GNU General Public
8# License. See the file "COPYING" in the main directory of this archive
9# for more details.
10#
11# Copyright (C) 1995-2001 by Russell King
12
13# Ensure linker flags are correct
14LDFLAGS :=
15
16LDFLAGS_vmlinux :=-p --no-undefined -X --pic-veneer
17ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
18LDFLAGS_vmlinux += --be8
19LDFLAGS_MODULE += --be8
20endif
21
22ifeq ($(CONFIG_ARM_MODULE_PLTS),y)
23LDFLAGS_MODULE += -T $(srctree)/arch/arm/kernel/module.lds
24endif
25
26OBJCOPYFLAGS :=-O binary -R .comment -S
27GZFLAGS :=-9
28#KBUILD_CFLAGS +=-pipe
29
30# Never generate .eh_frame
31KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm)
32
33# Do not use arch/arm/defconfig - it's always outdated.
34# Select a platform tht is kept up-to-date
35KBUILD_DEFCONFIG := versatile_defconfig
36
37# defines filename extension depending memory management type.
38ifeq ($(CONFIG_MMU),)
39MMUEXT := -nommu
40KBUILD_CFLAGS += $(call cc-option,-mno-unaligned-access)
41endif
42
43ifeq ($(CONFIG_FRAME_POINTER),y)
44KBUILD_CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
45endif
46
47ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
48KBUILD_CPPFLAGS += -mbig-endian
49AS += -EB
50LD += -EB
51else
52KBUILD_CPPFLAGS += -mlittle-endian
53AS += -EL
54LD += -EL
55endif
56
57# This selects which instruction set is used.
58# Note that GCC does not numerically define an architecture version
59# macro, but instead defines a whole series of macros which makes
60# testing for a specific architecture or later rather impossible.
61arch-$(CONFIG_CPU_32v7M) =-D__LINUX_ARM_ARCH__=7 -march=armv7-m -Wa,-march=armv7-m
62arch-$(CONFIG_CPU_32v7) =-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
63arch-$(CONFIG_CPU_32v6) =-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
64# Only override the compiler option if ARMv6. The ARMv6K extensions are
65# always available in ARMv7
66ifeq ($(CONFIG_CPU_32v6),y)
67arch-$(CONFIG_CPU_32v6K) =-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
68endif
69arch-$(CONFIG_CPU_32v5) =-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
70arch-$(CONFIG_CPU_32v4T) =-D__LINUX_ARM_ARCH__=4 -march=armv4t
71arch-$(CONFIG_CPU_32v4) =-D__LINUX_ARM_ARCH__=4 -march=armv4
72arch-$(CONFIG_CPU_32v3) =-D__LINUX_ARM_ARCH__=3 -march=armv3
73
74# Evaluate arch cc-option calls now
75arch-y := $(arch-y)
76
77# This selects how we optimise for the processor.
78tune-$(CONFIG_CPU_ARM7TDMI) =-mtune=arm7tdmi
79tune-$(CONFIG_CPU_ARM720T) =-mtune=arm7tdmi
80tune-$(CONFIG_CPU_ARM740T) =-mtune=arm7tdmi
81tune-$(CONFIG_CPU_ARM9TDMI) =-mtune=arm9tdmi
82tune-$(CONFIG_CPU_ARM940T) =-mtune=arm9tdmi
83tune-$(CONFIG_CPU_ARM946E) =$(call cc-option,-mtune=arm9e,-mtune=arm9tdmi)
84tune-$(CONFIG_CPU_ARM920T) =-mtune=arm9tdmi
85tune-$(CONFIG_CPU_ARM922T) =-mtune=arm9tdmi
86tune-$(CONFIG_CPU_ARM925T) =-mtune=arm9tdmi
87tune-$(CONFIG_CPU_ARM926T) =-mtune=arm9tdmi
88tune-$(CONFIG_CPU_FA526) =-mtune=arm9tdmi
89tune-$(CONFIG_CPU_SA110) =-mtune=strongarm110
90tune-$(CONFIG_CPU_SA1100) =-mtune=strongarm1100
91tune-$(CONFIG_CPU_XSCALE) =$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
92tune-$(CONFIG_CPU_XSC3) =$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
93tune-$(CONFIG_CPU_FEROCEON) =$(call cc-option,-mtune=marvell-f,-mtune=xscale)
94tune-$(CONFIG_CPU_V6) =$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
95tune-$(CONFIG_CPU_V6K) =$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
96
97# Evaluate tune cc-option calls now
98tune-y := $(tune-y)
99
100ifeq ($(CONFIG_AEABI),y)
101CFLAGS_ABI :=-mabi=aapcs-linux -mno-thumb-interwork -mfpu=vfp
102else
103CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
104endif
105
106ifeq ($(CONFIG_ARM_UNWIND),y)
107CFLAGS_ABI +=-funwind-tables
108endif
109
110ifeq ($(CONFIG_THUMB2_KERNEL),y)
111AFLAGS_AUTOIT :=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
112AFLAGS_NOWARN :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
113CFLAGS_ISA :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
114AFLAGS_ISA :=$(CFLAGS_ISA) -Wa$(comma)-mthumb
115# Work around buggy relocation from gas if requested:
116ifeq ($(CONFIG_THUMB2_AVOID_R_ARM_THM_JUMP11),y)
117CFLAGS_MODULE +=-fno-optimize-sibling-calls
118endif
119else
120CFLAGS_ISA :=$(call cc-option,-marm,)
121AFLAGS_ISA :=$(CFLAGS_ISA)
122endif
123
124# Need -Uarm for gcc < 3.x
125KBUILD_CFLAGS +=$(CFLAGS_ABI) $(CFLAGS_ISA) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
126KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_ISA) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float
127
128CHECKFLAGS += -D__arm__
129
130#Default value
131head-y := arch/arm/kernel/head$(MMUEXT).o
132
133# Text offset. This list is sorted numerically by address in order to
134# provide a means to avoid/resolve conflicts in multi-arch kernels.
135textofs-y := 0x00008000
136textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
137# We don't want the htc bootloader to corrupt kernel during resume
138textofs-$(CONFIG_PM_H1940) := 0x00108000
139# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
140ifeq ($(CONFIG_ARCH_SA1100),y)
141textofs-$(CONFIG_SA1111) := 0x00208000
142endif
143textofs-$(CONFIG_ARCH_MSM8X60) := 0x00208000
144textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000
145textofs-$(CONFIG_ARCH_AXXIA) := 0x00308000
146
147# Machine directory name. This list is sorted alphanumerically
148# by CONFIG_* macro name.
149machine-$(CONFIG_ARCH_ALPINE) += alpine
150machine-$(CONFIG_ARCH_AT91) += at91
151machine-$(CONFIG_ARCH_AXXIA) += axxia
152machine-$(CONFIG_ARCH_BCM) += bcm
153machine-$(CONFIG_ARCH_BERLIN) += berlin
154machine-$(CONFIG_ARCH_CLPS711X) += clps711x
155machine-$(CONFIG_ARCH_CNS3XXX) += cns3xxx
156machine-$(CONFIG_ARCH_DAVINCI) += davinci
157machine-$(CONFIG_ARCH_DIGICOLOR) += digicolor
158machine-$(CONFIG_ARCH_DOVE) += dove
159machine-$(CONFIG_ARCH_EBSA110) += ebsa110
160machine-$(CONFIG_ARCH_EFM32) += efm32
161machine-$(CONFIG_ARCH_EP93XX) += ep93xx
162machine-$(CONFIG_ARCH_EXYNOS) += exynos
163machine-$(CONFIG_ARCH_FOOTBRIDGE) += footbridge
164machine-$(CONFIG_ARCH_GEMINI) += gemini
165machine-$(CONFIG_ARCH_HIGHBANK) += highbank
166machine-$(CONFIG_ARCH_HISI) += hisi
167machine-$(CONFIG_ARCH_INTEGRATOR) += integrator
168machine-$(CONFIG_ARCH_IOP13XX) += iop13xx
169machine-$(CONFIG_ARCH_IOP32X) += iop32x
170machine-$(CONFIG_ARCH_IOP33X) += iop33x
171machine-$(CONFIG_ARCH_IXP4XX) += ixp4xx
172machine-$(CONFIG_ARCH_KEYSTONE) += keystone
173machine-$(CONFIG_ARCH_KS8695) += ks8695
174machine-$(CONFIG_ARCH_LPC18XX) += lpc18xx
175machine-$(CONFIG_ARCH_LPC32XX) += lpc32xx
176machine-$(CONFIG_ARCH_MESON) += meson
177machine-$(CONFIG_ARCH_MMP) += mmp
178machine-$(CONFIG_ARCH_MOXART) += moxart
179machine-$(CONFIG_ARCH_MV78XX0) += mv78xx0
180machine-$(CONFIG_ARCH_MVEBU) += mvebu
181machine-$(CONFIG_ARCH_MXC) += imx
182machine-$(CONFIG_ARCH_MEDIATEK) += mediatek
183machine-$(CONFIG_ARCH_MXS) += mxs
184machine-$(CONFIG_ARCH_NETX) += netx
185machine-$(CONFIG_ARCH_NOMADIK) += nomadik
186machine-$(CONFIG_ARCH_NSPIRE) += nspire
187machine-$(CONFIG_ARCH_OMAP1) += omap1
188machine-$(CONFIG_ARCH_OMAP2PLUS) += omap2
189machine-$(CONFIG_ARCH_ORION5X) += orion5x
190machine-$(CONFIG_ARCH_PICOXCELL) += picoxcell
191machine-$(CONFIG_ARCH_PXA) += pxa
192machine-$(CONFIG_ARCH_QCOM) += qcom
193machine-$(CONFIG_ARCH_REALVIEW) += realview
194machine-$(CONFIG_ARCH_ROCKCHIP) += rockchip
195machine-$(CONFIG_ARCH_RPC) += rpc
196machine-$(CONFIG_ARCH_S3C24XX) += s3c24xx
197machine-$(CONFIG_ARCH_S3C64XX) += s3c64xx
198machine-$(CONFIG_ARCH_S5PV210) += s5pv210
199machine-$(CONFIG_ARCH_SA1100) += sa1100
200machine-$(CONFIG_ARCH_SHMOBILE) += shmobile
201machine-$(CONFIG_ARCH_SIRF) += prima2
202machine-$(CONFIG_ARCH_SOCFPGA) += socfpga
203machine-$(CONFIG_ARCH_STI) += sti
204machine-$(CONFIG_ARCH_STM32) += stm32
205machine-$(CONFIG_ARCH_SUNXI) += sunxi
206machine-$(CONFIG_ARCH_TEGRA) += tegra
207machine-$(CONFIG_ARCH_U300) += u300
208machine-$(CONFIG_ARCH_U8500) += ux500
209machine-$(CONFIG_ARCH_UNIPHIER) += uniphier
210machine-$(CONFIG_ARCH_VERSATILE) += versatile
211machine-$(CONFIG_ARCH_VEXPRESS) += vexpress
212machine-$(CONFIG_ARCH_VT8500) += vt8500
213machine-$(CONFIG_ARCH_W90X900) += w90x900
214machine-$(CONFIG_ARCH_ZX) += zx
215machine-$(CONFIG_ARCH_ZYNQ) += zynq
216machine-$(CONFIG_PLAT_SPEAR) += spear
217
218# Platform directory name. This list is sorted alphanumerically
219# by CONFIG_* macro name.
220plat-$(CONFIG_ARCH_EXYNOS) += samsung
221plat-$(CONFIG_ARCH_OMAP) += omap
222plat-$(CONFIG_ARCH_S3C64XX) += samsung
223plat-$(CONFIG_ARCH_S5PV210) += samsung
224plat-$(CONFIG_PLAT_IOP) += iop
225plat-$(CONFIG_PLAT_ORION) += orion
226plat-$(CONFIG_PLAT_PXA) += pxa
227plat-$(CONFIG_PLAT_S3C24XX) += samsung
228plat-$(CONFIG_PLAT_VERSATILE) += versatile
229
230ifeq ($(CONFIG_ARCH_EBSA110),y)
231# This is what happens if you forget the IOCS16 line.
232# PCMCIA cards stop working.
233CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL
234export CFLAGS_3c589_cs.o
235endif
236
237# The byte offset of the kernel image in RAM from the start of RAM.
238TEXT_OFFSET := $(textofs-y)
239
240# The first directory contains additional information for the boot setup code
241ifneq ($(machine-y),)
242MACHINE := arch/arm/mach-$(word 1,$(machine-y))/
243else
244MACHINE :=
245endif
246ifeq ($(CONFIG_ARCH_MULTIPLATFORM),y)
247MACHINE :=
248endif
249
250machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
251platdirs := $(patsubst %,arch/arm/plat-%/,$(sort $(plat-y)))
252
253ifneq ($(CONFIG_ARCH_MULTIPLATFORM),y)
254ifeq ($(KBUILD_SRC),)
255KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs))
256else
257KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs))
258endif
259endif
260
261export TEXT_OFFSET GZFLAGS MMUEXT
262
263# Do we have FASTFPE?
264FASTFPE :=arch/arm/fastfpe
265ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
266FASTFPE_OBJ :=$(FASTFPE)/
267endif
268
269core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
270core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
271core-$(CONFIG_VFP) += arch/arm/vfp/
272core-$(CONFIG_XEN) += arch/arm/xen/
273core-$(CONFIG_KVM_ARM_HOST) += arch/arm/kvm/
274core-$(CONFIG_VDSO) += arch/arm/vdso/
275
276# If we have a machine-specific directory, then include it in the build.
277core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
278core-y += arch/arm/probes/
279core-y += arch/arm/net/
280core-y += arch/arm/crypto/
281core-y += arch/arm/firmware/
282core-y += $(machdirs) $(platdirs)
283
284drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
285
286libs-y := arch/arm/lib/ $(libs-y)
287
288# Default target when executing plain make
289ifeq ($(CONFIG_XIP_KERNEL),y)
290KBUILD_IMAGE := xipImage
291else
292KBUILD_IMAGE := zImage
293endif
294
295# Build the DT binary blobs if we have OF configured
296ifeq ($(CONFIG_USE_OF),y)
297KBUILD_DTBS := dtbs
298endif
299
300all: $(KBUILD_IMAGE) $(KBUILD_DTBS)
301
302boot := arch/arm/boot
303
304archprepare:
305 $(Q)$(MAKE) $(build)=arch/arm/tools include/generated/mach-types.h
306
307# Convert bzImage to zImage
308bzImage: zImage
309
310BOOT_TARGETS = zImage Image xipImage bootpImage uImage
311INSTALL_TARGETS = zinstall uinstall install
312
313PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS)
314
315bootpImage uImage: zImage
316zImage: Image
317
318$(BOOT_TARGETS): vmlinux
319 $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
320
321$(INSTALL_TARGETS):
322 $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
323
324%.dtb: | scripts
325 $(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) $(boot)/dts/$@
326
327PHONY += dtbs dtbs_install
328
329dtbs: prepare scripts
330 $(Q)$(MAKE) $(build)=$(boot)/dts
331
332dtbs_install:
333 $(Q)$(MAKE) $(dtbinst)=$(boot)/dts
334
335PHONY += vdso_install
336vdso_install:
337ifeq ($(CONFIG_VDSO),y)
338 $(Q)$(MAKE) $(build)=arch/arm/vdso $@
339endif
340
341# We use MRPROPER_FILES and CLEAN_FILES now
342archclean:
343 $(Q)$(MAKE) $(clean)=$(boot)
344
345# My testing targets (bypasses dependencies)
346bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage
347i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
348
349
350define archhelp
351 echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
352 echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
353 echo '* xipImage - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
354 echo ' uImage - U-Boot wrapped zImage'
355 echo ' bootpImage - Combined zImage and initial RAM disk'
356 echo ' (supply initrd image via make variable INITRD=<path>)'
357 echo '* dtbs - Build device tree blobs for enabled boards'
358 echo ' dtbs_install - Install dtbs to $(INSTALL_DTBS_PATH)'
359 echo ' install - Install uncompressed kernel'
360 echo ' zinstall - Install compressed kernel'
361 echo ' uinstall - Install U-Boot wrapped compressed kernel'
362 echo ' Install using (your) ~/bin/$(INSTALLKERNEL) or'
363 echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
364 echo ' install to $$(INSTALL_PATH) and run lilo'
365 echo ' vdso_install - Install unstripped vdso.so to $$(INSTALL_MOD_PATH)/vdso'
366endef
Linux kernel - Deliverables
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