arch/blackfin/Makefile

   1 #
   2 # arch/blackfin/Makefile
   3 #
   4 # This file is subject to the terms and conditions of the GNU General Public
   5 # License.  See the file "COPYING" in the main directory of this archive
   6 # for more details.
   7 #
   8
   9
  10 CROSS_COMPILE    ?= bfin-uclinux-
  11 LDFLAGS_vmlinux  := -X
  12 OBJCOPYFLAGS     := -O binary -R .note -R .comment -S
  13 GZFLAGS          := -9
  14
  15 KBUILD_CFLAGS           += $(call cc-option,-mno-fdpic)
  16 KBUILD_AFLAGS           += $(call cc-option,-mno-fdpic)
  17 CFLAGS_MODULE    += -mlong-calls
  18 KALLSYMS         += --symbol-prefix=_
  19
  20 KBUILD_DEFCONFIG := BF537-STAMP_defconfig
  21
  22 # setup the machine name and the machine dependent settings
  23 machine-$(CONFIG_BF522) := bf527
  24 machine-$(CONFIG_BF525) := bf527
  25 machine-$(CONFIG_BF527) := bf527
  26 machine-$(CONFIG_BF531) := bf533
  27 machine-$(CONFIG_BF532) := bf533
  28 machine-$(CONFIG_BF533) := bf533
  29 machine-$(CONFIG_BF534) := bf537
  30 machine-$(CONFIG_BF536) := bf537
  31 machine-$(CONFIG_BF537) := bf537
  32 machine-$(CONFIG_BF542) := bf548
  33 machine-$(CONFIG_BF544) := bf548
  34 machine-$(CONFIG_BF548) := bf548
  35 machine-$(CONFIG_BF549) := bf548
  36 machine-$(CONFIG_BF561) := bf561
  37 MACHINE := $(machine-y)
  38 export MACHINE
  39
  40 cpu-$(CONFIG_BF522) := bf522
  41 cpu-$(CONFIG_BF525) := bf525
  42 cpu-$(CONFIG_BF527) := bf527
  43 cpu-$(CONFIG_BF531) := bf531
  44 cpu-$(CONFIG_BF532) := bf532
  45 cpu-$(CONFIG_BF533) := bf533
  46 cpu-$(CONFIG_BF534) := bf534
  47 cpu-$(CONFIG_BF536) := bf536
  48 cpu-$(CONFIG_BF537) := bf537
  49 cpu-$(CONFIG_BF542) := bf542
  50 cpu-$(CONFIG_BF544) := bf544
  51 cpu-$(CONFIG_BF548) := bf548
  52 cpu-$(CONFIG_BF549) := bf549
  53 cpu-$(CONFIG_BF561) := bf561
  54
  55 rev-$(CONFIG_BF_REV_0_0)  := 0.0
  56 rev-$(CONFIG_BF_REV_0_1)  := 0.1
  57 rev-$(CONFIG_BF_REV_0_2)  := 0.2
  58 rev-$(CONFIG_BF_REV_0_3)  := 0.3
  59 rev-$(CONFIG_BF_REV_0_4)  := 0.4
  60 rev-$(CONFIG_BF_REV_0_5)  := 0.5
  61 rev-$(CONFIG_BF_REV_NONE) := none
  62 rev-$(CONFIG_BF_REV_ANY)  := any
  63
  64 KBUILD_CFLAGS += -mcpu=$(cpu-y)-$(rev-y)
  65 KBUILD_AFLAGS += -mcpu=$(cpu-y)-$(rev-y)
  66
  67 head-y   := arch/$(ARCH)/mach-$(MACHINE)/head.o arch/$(ARCH)/kernel/init_task.o
  68
  69 core-y   += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
  70
  71 # If we have a machine-specific directory, then include it in the build.
  72 ifneq ($(machine-y),)
  73 core-y   += arch/$(ARCH)/mach-$(MACHINE)/
  74 core-y   += arch/$(ARCH)/mach-$(MACHINE)/boards/
  75 endif
  76
  77 libs-y   += arch/$(ARCH)/lib/
  78
  79 drivers-$(CONFIG_OPROFILE) += arch/$(ARCH)/oprofile/
  80
  81
  82
  83 #       Update machine arch symlinks if something which affects
  84 #       them changed.  We use .mach to indicate when they were updated
  85 #       last, otherwise make uses the target directory mtime.
  86
  87 include/asm-blackfin/.mach: $(wildcard include/config/arch/*.h) include/config/auto.conf
  88         @echo '  SYMLINK include/asm-$(ARCH)/mach-$(MACHINE) -> include/asm-$(ARCH)/mach'
  89 ifneq ($(KBUILD_SRC),)
  90         $(Q)mkdir -p include/asm-$(ARCH)
  91         $(Q)ln -fsn $(srctree)/include/asm-$(ARCH)/mach-$(MACHINE) include/asm-$(ARCH)/mach
  92 else
  93         $(Q)ln -fsn mach-$(MACHINE) include/asm-$(ARCH)/mach
  94 endif
  95         @touch $@
  96
  97 CLEAN_FILES += \
  98         include/asm-$(ARCH)/asm-offsets.h \
  99         arch/$(ARCH)/kernel/asm-offsets.s \
 100         include/asm-$(ARCH)/mach \
 101         include/asm-$(ARCH)/.mach
 102
 103 archprepare: include/asm-blackfin/.mach
 104 archclean:
 105         $(Q)$(MAKE) $(clean)=$(boot)
 106
 107
 108 boot := arch/$(ARCH)/boot
 109 BOOT_TARGETS = vmImage
 110 PHONY += $(BOOT_TARGETS) install
 111 KBUILD_IMAGE := $(boot)/vmImage
 112
 113 all: vmImage
 114
 115 $(BOOT_TARGETS): vmlinux
 116         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 117
 118 install:
 119         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
 120
 121 define archhelp
 122   echo  '* vmImage         - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage)'
 123   echo  '  install         - Install kernel using'
 124   echo  '                     (your) ~/bin/$(CROSS_COMPILE)installkernel or'
 125   echo  '                     (distribution) PATH: $(CROSS_COMPILE)installkernel or'
 126   echo  '                     install to $$(INSTALL_PATH)'
 127 endef