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-$(CONFIG_BF523) := bf527
  25 machine-$(CONFIG_BF524) := bf527
  26 machine-$(CONFIG_BF525) := bf527
  27 machine-$(CONFIG_BF526) := bf527
  28 machine-$(CONFIG_BF527) := bf527
  29 machine-$(CONFIG_BF531) := bf533
  30 machine-$(CONFIG_BF532) := bf533
  31 machine-$(CONFIG_BF533) := bf533
  32 machine-$(CONFIG_BF534) := bf537
  33 machine-$(CONFIG_BF536) := bf537
  34 machine-$(CONFIG_BF537) := bf537
  35 machine-$(CONFIG_BF542) := bf548
  36 machine-$(CONFIG_BF544) := bf548
  37 machine-$(CONFIG_BF547) := bf548
  38 machine-$(CONFIG_BF548) := bf548
  39 machine-$(CONFIG_BF549) := bf548
  40 machine-$(CONFIG_BF561) := bf561
  41 MACHINE := $(machine-y)
  42 export MACHINE
  43
  44 cpu-$(CONFIG_BF522) := bf522
  45 cpu-$(CONFIG_BF523) := bf523
  46 cpu-$(CONFIG_BF524) := bf524
  47 cpu-$(CONFIG_BF525) := bf525
  48 cpu-$(CONFIG_BF526) := bf526
  49 cpu-$(CONFIG_BF527) := bf527
  50 cpu-$(CONFIG_BF531) := bf531
  51 cpu-$(CONFIG_BF532) := bf532
  52 cpu-$(CONFIG_BF533) := bf533
  53 cpu-$(CONFIG_BF534) := bf534
  54 cpu-$(CONFIG_BF536) := bf536
  55 cpu-$(CONFIG_BF537) := bf537
  56 cpu-$(CONFIG_BF542) := bf542
  57 cpu-$(CONFIG_BF544) := bf544
  58 cpu-$(CONFIG_BF547) := bf547
  59 cpu-$(CONFIG_BF548) := bf548
  60 cpu-$(CONFIG_BF549) := bf549
  61 cpu-$(CONFIG_BF561) := bf561
  62
  63 rev-$(CONFIG_BF_REV_0_0)  := 0.0
  64 rev-$(CONFIG_BF_REV_0_1)  := 0.1
  65 rev-$(CONFIG_BF_REV_0_2)  := 0.2
  66 rev-$(CONFIG_BF_REV_0_3)  := 0.3
  67 rev-$(CONFIG_BF_REV_0_4)  := 0.4
  68 rev-$(CONFIG_BF_REV_0_5)  := 0.5
  69 rev-$(CONFIG_BF_REV_NONE) := none
  70 rev-$(CONFIG_BF_REV_ANY)  := any
  71
  72 KBUILD_CFLAGS += -mcpu=$(cpu-y)-$(rev-y)
  73 KBUILD_AFLAGS += -mcpu=$(cpu-y)-$(rev-y)
  74
  75 head-y   := arch/$(ARCH)/mach-$(MACHINE)/head.o arch/$(ARCH)/kernel/init_task.o
  76
  77 core-y   += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
  78
  79 # If we have a machine-specific directory, then include it in the build.
  80 ifneq ($(machine-y),)
  81 core-y   += arch/$(ARCH)/mach-$(MACHINE)/
  82 core-y   += arch/$(ARCH)/mach-$(MACHINE)/boards/
  83 endif
  84
  85 ifeq ($(CONFIG_MPU),y)
  86 core-y  += arch/$(ARCH)/kernel/cplb-mpu/
  87 else
  88 core-y  += arch/$(ARCH)/kernel/cplb-nompu/
  89 endif
  90
  91 libs-y   += arch/$(ARCH)/lib/
  92
  93 drivers-$(CONFIG_OPROFILE) += arch/$(ARCH)/oprofile/
  94
  95
  96
  97 #       Update machine arch symlinks if something which affects
  98 #       them changed.  We use .mach to indicate when they were updated
  99 #       last, otherwise make uses the target directory mtime.
 100
 101        show_mach_symlink = :
 102  quiet_show_mach_symlink = echo '  SYMLINK include/asm-$(ARCH)/mach-$(MACHINE) -> include/asm-$(ARCH)/mach'
 103 silent_show_mach_symlink = :
 104 include/asm-blackfin/.mach: $(wildcard include/config/arch/*.h) include/config/auto.conf
 105         @$($(quiet)show_mach_symlink)
 106 ifneq ($(KBUILD_SRC),)
 107         $(Q)mkdir -p include/asm-$(ARCH)
 108         $(Q)ln -fsn $(srctree)/include/asm-$(ARCH)/mach-$(MACHINE) include/asm-$(ARCH)/mach
 109 else
 110         $(Q)ln -fsn mach-$(MACHINE) include/asm-$(ARCH)/mach
 111 endif
 112         @touch $@
 113
 114 CLEAN_FILES += \
 115         include/asm-$(ARCH)/asm-offsets.h \
 116         arch/$(ARCH)/kernel/asm-offsets.s \
 117         include/asm-$(ARCH)/mach \
 118         include/asm-$(ARCH)/.mach
 119
 120 archprepare: include/asm-blackfin/.mach
 121 archclean:
 122         $(Q)$(MAKE) $(clean)=$(boot)
 123
 124
 125 INSTALL_PATH ?= /tftpboot
 126 boot := arch/$(ARCH)/boot
 127 BOOT_TARGETS = vmImage
 128 PHONY += $(BOOT_TARGETS) install
 129 KBUILD_IMAGE := $(boot)/vmImage
 130
 131 all: vmImage
 132
 133 $(BOOT_TARGETS): vmlinux
 134         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 135
 136 install:
 137         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
 138
 139 define archhelp
 140   echo  '* vmImage         - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage)'
 141   echo  '  install         - Install kernel using'
 142   echo  '                     (your) ~/bin/$(CROSS_COMPILE)installkernel or'
 143   echo  '                     (distribution) PATH: $(CROSS_COMPILE)installkernel or'
 144   echo  '                     install to $$(INSTALL_PATH)'
 145 endef