Makefile 11 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303
  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. LDFLAGS_vmlinux :=-p --no-undefined -X
  13. ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
  14. LDFLAGS_vmlinux += --be8
  15. endif
  16. OBJCOPYFLAGS :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
  17. GZFLAGS :=-9
  18. #KBUILD_CFLAGS +=-pipe
  19. # Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
  20. KBUILD_CFLAGS +=$(call cc-option,-marm,)
  21. # Never generate .eh_frame
  22. KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm)
  23. # Do not use arch/arm/defconfig - it's always outdated.
  24. # Select a platform tht is kept up-to-date
  25. KBUILD_DEFCONFIG := versatile_defconfig
  26. # defines filename extension depending memory management type.
  27. ifeq ($(CONFIG_MMU),)
  28. MMUEXT := -nommu
  29. endif
  30. ifeq ($(CONFIG_FRAME_POINTER),y)
  31. KBUILD_CFLAGS +=-fno-omit-frame-pointer -mapcs -mno-sched-prolog
  32. endif
  33. ifeq ($(CONFIG_CC_STACKPROTECTOR),y)
  34. KBUILD_CFLAGS +=-fstack-protector
  35. endif
  36. ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
  37. KBUILD_CPPFLAGS += -mbig-endian
  38. AS += -EB
  39. LD += -EB
  40. else
  41. KBUILD_CPPFLAGS += -mlittle-endian
  42. AS += -EL
  43. LD += -EL
  44. endif
  45. comma = ,
  46. # This selects which instruction set is used.
  47. # Note that GCC does not numerically define an architecture version
  48. # macro, but instead defines a whole series of macros which makes
  49. # testing for a specific architecture or later rather impossible.
  50. arch-$(CONFIG_CPU_32v7) :=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
  51. arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
  52. # Only override the compiler option if ARMv6. The ARMv6K extensions are
  53. # always available in ARMv7
  54. ifeq ($(CONFIG_CPU_32v6),y)
  55. arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
  56. endif
  57. arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
  58. arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t
  59. arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4
  60. arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3
  61. # This selects how we optimise for the processor.
  62. tune-$(CONFIG_CPU_ARM610) :=-mtune=arm610
  63. tune-$(CONFIG_CPU_ARM710) :=-mtune=arm710
  64. tune-$(CONFIG_CPU_ARM7TDMI) :=-mtune=arm7tdmi
  65. tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi
  66. tune-$(CONFIG_CPU_ARM740T) :=-mtune=arm7tdmi
  67. tune-$(CONFIG_CPU_ARM9TDMI) :=-mtune=arm9tdmi
  68. tune-$(CONFIG_CPU_ARM940T) :=-mtune=arm9tdmi
  69. tune-$(CONFIG_CPU_ARM946E) :=$(call cc-option,-mtune=arm9e,-mtune=arm9tdmi)
  70. tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi
  71. tune-$(CONFIG_CPU_ARM922T) :=-mtune=arm9tdmi
  72. tune-$(CONFIG_CPU_ARM925T) :=-mtune=arm9tdmi
  73. tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
  74. tune-$(CONFIG_CPU_FA526) :=-mtune=arm9tdmi
  75. tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110
  76. tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100
  77. tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
  78. tune-$(CONFIG_CPU_XSC3) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
  79. tune-$(CONFIG_CPU_FEROCEON) :=$(call cc-option,-mtune=marvell-f,-mtune=xscale)
  80. tune-$(CONFIG_CPU_V6) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
  81. ifeq ($(CONFIG_AEABI),y)
  82. CFLAGS_ABI :=-mabi=aapcs-linux -mno-thumb-interwork
  83. else
  84. CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
  85. endif
  86. ifeq ($(CONFIG_ARM_UNWIND),y)
  87. CFLAGS_ABI +=-funwind-tables
  88. endif
  89. ifeq ($(CONFIG_THUMB2_KERNEL),y)
  90. AFLAGS_AUTOIT :=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
  91. AFLAGS_NOWARN :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
  92. CFLAGS_THUMB2 :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
  93. AFLAGS_THUMB2 :=$(CFLAGS_THUMB2) -Wa$(comma)-mthumb
  94. endif
  95. # Need -Uarm for gcc < 3.x
  96. KBUILD_CFLAGS +=$(CFLAGS_ABI) $(CFLAGS_THUMB2) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
  97. KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_THUMB2) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float
  98. CHECKFLAGS += -D__arm__
  99. #Default value
  100. head-y := arch/arm/kernel/head$(MMUEXT).o arch/arm/kernel/init_task.o
  101. textofs-y := 0x00008000
  102. textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
  103. # We don't want the htc bootloader to corrupt kernel during resume
  104. textofs-$(CONFIG_PM_H1940) := 0x00108000
  105. # SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
  106. ifeq ($(CONFIG_ARCH_SA1100),y)
  107. textofs-$(CONFIG_SA1111) := 0x00208000
  108. endif
  109. # Machine directory name. This list is sorted alphanumerically
  110. # by CONFIG_* macro name.
  111. machine-$(CONFIG_ARCH_AAEC2000) := aaec2000
  112. machine-$(CONFIG_ARCH_AT91) := at91
  113. machine-$(CONFIG_ARCH_BCMRING) := bcmring
  114. machine-$(CONFIG_ARCH_CLPS711X) := clps711x
  115. machine-$(CONFIG_ARCH_CNS3XXX) := cns3xxx
  116. machine-$(CONFIG_ARCH_DAVINCI) := davinci
  117. machine-$(CONFIG_ARCH_DOVE) := dove
  118. machine-$(CONFIG_ARCH_EBSA110) := ebsa110
  119. machine-$(CONFIG_ARCH_EP93XX) := ep93xx
  120. machine-$(CONFIG_ARCH_GEMINI) := gemini
  121. machine-$(CONFIG_ARCH_H720X) := h720x
  122. machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
  123. machine-$(CONFIG_ARCH_IOP13XX) := iop13xx
  124. machine-$(CONFIG_ARCH_IOP32X) := iop32x
  125. machine-$(CONFIG_ARCH_IOP33X) := iop33x
  126. machine-$(CONFIG_ARCH_IXP2000) := ixp2000
  127. machine-$(CONFIG_ARCH_IXP23XX) := ixp23xx
  128. machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
  129. machine-$(CONFIG_ARCH_KIRKWOOD) := kirkwood
  130. machine-$(CONFIG_ARCH_KS8695) := ks8695
  131. machine-$(CONFIG_ARCH_LH7A40X) := lh7a40x
  132. machine-$(CONFIG_ARCH_LOKI) := loki
  133. machine-$(CONFIG_ARCH_LPC32XX) := lpc32xx
  134. machine-$(CONFIG_ARCH_MMP) := mmp
  135. machine-$(CONFIG_ARCH_MSM) := msm
  136. machine-$(CONFIG_ARCH_MV78XX0) := mv78xx0
  137. machine-$(CONFIG_ARCH_MX1) := imx
  138. machine-$(CONFIG_ARCH_MX2) := imx
  139. machine-$(CONFIG_ARCH_MX25) := mx25
  140. machine-$(CONFIG_ARCH_MX3) := mx3
  141. machine-$(CONFIG_ARCH_MX5) := mx5
  142. machine-$(CONFIG_ARCH_MXC91231) := mxc91231
  143. machine-$(CONFIG_ARCH_NETX) := netx
  144. machine-$(CONFIG_ARCH_NOMADIK) := nomadik
  145. machine-$(CONFIG_ARCH_NS9XXX) := ns9xxx
  146. machine-$(CONFIG_ARCH_OMAP1) := omap1
  147. machine-$(CONFIG_ARCH_OMAP2) := omap2
  148. machine-$(CONFIG_ARCH_OMAP3) := omap2
  149. machine-$(CONFIG_ARCH_OMAP4) := omap2
  150. machine-$(CONFIG_ARCH_ORION5X) := orion5x
  151. machine-$(CONFIG_ARCH_PNX4008) := pnx4008
  152. machine-$(CONFIG_ARCH_PXA) := pxa
  153. machine-$(CONFIG_ARCH_REALVIEW) := realview
  154. machine-$(CONFIG_ARCH_RPC) := rpc
  155. machine-$(CONFIG_ARCH_S3C2410) := s3c2410 s3c2400 s3c2412 s3c2416 s3c2440 s3c2443
  156. machine-$(CONFIG_ARCH_S3C24A0) := s3c24a0
  157. machine-$(CONFIG_ARCH_S3C64XX) := s3c64xx
  158. machine-$(CONFIG_ARCH_S5P6440) := s5p6440
  159. machine-$(CONFIG_ARCH_S5P6442) := s5p6442
  160. machine-$(CONFIG_ARCH_S5PC100) := s5pc100
  161. machine-$(CONFIG_ARCH_S5PV210) := s5pv210
  162. machine-$(CONFIG_ARCH_S5PV310) := s5pv310
  163. machine-$(CONFIG_ARCH_SA1100) := sa1100
  164. machine-$(CONFIG_ARCH_SHARK) := shark
  165. machine-$(CONFIG_ARCH_SHMOBILE) := shmobile
  166. machine-$(CONFIG_ARCH_STMP378X) := stmp378x
  167. machine-$(CONFIG_ARCH_STMP37XX) := stmp37xx
  168. machine-$(CONFIG_ARCH_TEGRA) := tegra
  169. machine-$(CONFIG_ARCH_U300) := u300
  170. machine-$(CONFIG_ARCH_U8500) := ux500
  171. machine-$(CONFIG_ARCH_VERSATILE) := versatile
  172. machine-$(CONFIG_ARCH_VEXPRESS) := vexpress
  173. machine-$(CONFIG_ARCH_W90X900) := w90x900
  174. machine-$(CONFIG_ARCH_NUC93X) := nuc93x
  175. machine-$(CONFIG_FOOTBRIDGE) := footbridge
  176. machine-$(CONFIG_MACH_SPEAR300) := spear3xx
  177. machine-$(CONFIG_MACH_SPEAR310) := spear3xx
  178. machine-$(CONFIG_MACH_SPEAR320) := spear3xx
  179. machine-$(CONFIG_MACH_SPEAR600) := spear6xx
  180. # Platform directory name. This list is sorted alphanumerically
  181. # by CONFIG_* macro name.
  182. plat-$(CONFIG_ARCH_MXC) := mxc
  183. plat-$(CONFIG_ARCH_OMAP) := omap
  184. plat-$(CONFIG_ARCH_S3C64XX) := samsung
  185. plat-$(CONFIG_ARCH_STMP3XXX) := stmp3xxx
  186. plat-$(CONFIG_PLAT_IOP) := iop
  187. plat-$(CONFIG_PLAT_NOMADIK) := nomadik
  188. plat-$(CONFIG_PLAT_ORION) := orion
  189. plat-$(CONFIG_PLAT_PXA) := pxa
  190. plat-$(CONFIG_PLAT_S3C24XX) := s3c24xx samsung
  191. plat-$(CONFIG_PLAT_S5P) := s5p samsung
  192. plat-$(CONFIG_PLAT_SPEAR) := spear
  193. plat-$(CONFIG_PLAT_VERSATILE) := versatile
  194. ifeq ($(CONFIG_ARCH_EBSA110),y)
  195. # This is what happens if you forget the IOCS16 line.
  196. # PCMCIA cards stop working.
  197. CFLAGS_3c589_cs.o :=-DISA_SIXTEEN_BIT_PERIPHERAL
  198. export CFLAGS_3c589_cs.o
  199. endif
  200. # The byte offset of the kernel image in RAM from the start of RAM.
  201. TEXT_OFFSET := $(textofs-y)
  202. # The first directory contains additional information for the boot setup code
  203. ifneq ($(machine-y),)
  204. MACHINE := arch/arm/mach-$(word 1,$(machine-y))/
  205. else
  206. MACHINE :=
  207. endif
  208. machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
  209. platdirs := $(patsubst %,arch/arm/plat-%/,$(plat-y))
  210. ifeq ($(KBUILD_SRC),)
  211. KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs))
  212. else
  213. KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs))
  214. endif
  215. export TEXT_OFFSET GZFLAGS MMUEXT
  216. # Do we have FASTFPE?
  217. FASTFPE :=arch/arm/fastfpe
  218. ifeq ($(FASTFPE),$(wildcard $(FASTFPE)))
  219. FASTFPE_OBJ :=$(FASTFPE)/
  220. endif
  221. # If we have a machine-specific directory, then include it in the build.
  222. core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
  223. core-y += $(machdirs) $(platdirs)
  224. core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/
  225. core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ)
  226. core-$(CONFIG_VFP) += arch/arm/vfp/
  227. drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
  228. libs-y := arch/arm/lib/ $(libs-y)
  229. # Default target when executing plain make
  230. ifeq ($(CONFIG_XIP_KERNEL),y)
  231. KBUILD_IMAGE := xipImage
  232. else
  233. KBUILD_IMAGE := zImage
  234. endif
  235. all: $(KBUILD_IMAGE)
  236. boot := arch/arm/boot
  237. archprepare:
  238. $(Q)$(MAKE) $(build)=arch/arm/tools include/generated/mach-types.h
  239. # Convert bzImage to zImage
  240. bzImage: zImage
  241. zImage Image xipImage bootpImage uImage: vmlinux
  242. $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
  243. zinstall install: vmlinux
  244. $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
  245. # We use MRPROPER_FILES and CLEAN_FILES now
  246. archclean:
  247. $(Q)$(MAKE) $(clean)=$(boot)
  248. # My testing targets (bypasses dependencies)
  249. bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage
  250. i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
  251. define archhelp
  252. echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
  253. echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
  254. echo '* xipImage - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
  255. echo ' uImage - U-Boot wrapped zImage'
  256. echo ' bootpImage - Combined zImage and initial RAM disk'
  257. echo ' (supply initrd image via make variable INITRD=<path>)'
  258. echo ' install - Install uncompressed kernel'
  259. echo ' zinstall - Install compressed kernel'
  260. echo ' Install using (your) ~/bin/$(INSTALLKERNEL) or'
  261. echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
  262. echo ' install to $$(INSTALL_PATH) and run lilo'
  263. endef