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 CFLAGS_MODULE    += -mlong-calls
  16 KALLSYMS         += --symbol-prefix=_
  17
  18 KBUILD_DEFCONFIG := BF537-STAMP_defconfig
  19
  20 # setup the machine name and the machine dependent settings
  21 machine-$(CONFIG_BF531) := bf533
  22 machine-$(CONFIG_BF532) := bf533
  23 machine-$(CONFIG_BF533) := bf533
  24 machine-$(CONFIG_BF534) := bf537
  25 machine-$(CONFIG_BF536) := bf537
  26 machine-$(CONFIG_BF537) := bf537
  27 machine-$(CONFIG_BF561) := bf561
  28 MACHINE := $(machine-y)
  29 export MACHINE
  30
  31 cpu-$(CONFIG_BF531) := bf531
  32 cpu-$(CONFIG_BF532) := bf532
  33 cpu-$(CONFIG_BF533) := bf533
  34 cpu-$(CONFIG_BF534) := bf534
  35 cpu-$(CONFIG_BF536) := bf536
  36 cpu-$(CONFIG_BF537) := bf537
  37 cpu-$(CONFIG_BF548) := bf548
  38 cpu-$(CONFIG_BF549) := bf549
  39 cpu-$(CONFIG_BF561) := bf561
  40
  41 rev-$(CONFIG_BF_REV_0_0)  := 0.0
  42 rev-$(CONFIG_BF_REV_0_1)  := 0.1
  43 rev-$(CONFIG_BF_REV_0_2)  := 0.2
  44 rev-$(CONFIG_BF_REV_0_3)  := 0.3
  45 rev-$(CONFIG_BF_REV_0_4)  := 0.4
  46 rev-$(CONFIG_BF_REV_0_5)  := 0.5
  47 rev-$(CONFIG_BF_REV_NONE) := none
  48 rev-$(CONFIG_BF_REV_ANY)  := any
  49
  50 CFLAGS += -mcpu=$(cpu-y)-$(rev-y)
  51 AFLAGS += -mcpu=$(cpu-y)-$(rev-y)
  52
  53 head-y   := arch/$(ARCH)/mach-$(MACHINE)/head.o arch/$(ARCH)/kernel/init_task.o
  54
  55 core-y   += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
  56
  57 # If we have a machine-specific directory, then include it in the build.
  58 ifneq ($(machine-y),)
  59 core-y   += arch/$(ARCH)/mach-$(MACHINE)/
  60 core-y   += arch/$(ARCH)/mach-$(MACHINE)/boards/
  61 endif
  62
  63 libs-y   += arch/$(ARCH)/lib/
  64
  65 drivers-$(CONFIG_OPROFILE) += arch/$(ARCH)/oprofile/
  66
  67
  68
  69 #       Update machine arch symlinks if something which affects
  70 #       them changed.  We use .mach to indicate when they were updated
  71 #       last, otherwise make uses the target directory mtime.
  72
  73 include/asm-blackfin/.mach: $(wildcard include/config/arch/*.h) include/config/auto.conf
  74         @echo '  SYMLINK include/asm-$(ARCH)/mach-$(MACHINE) -> include/asm-$(ARCH)/mach'
  75 ifneq ($(KBUILD_SRC),)
  76         $(Q)mkdir -p include/asm-$(ARCH)
  77         $(Q)ln -fsn $(srctree)/include/asm-$(ARCH)/mach-$(MACHINE) include/asm-$(ARCH)/mach
  78 else
  79         $(Q)ln -fsn mach-$(MACHINE) include/asm-$(ARCH)/mach
  80 endif
  81         @touch $@
  82
  83 CLEAN_FILES += \
  84         include/asm-$(ARCH)/asm-offsets.h \
  85         arch/$(ARCH)/kernel/asm-offsets.s \
  86         include/asm-$(ARCH)/mach \
  87         include/asm-$(ARCH)/.mach
  88
  89 archprepare: include/asm-blackfin/.mach
  90 archclean:
  91         $(Q)$(MAKE) $(clean)=$(boot)
  92
  93
  94 all: vmImage
  95 boot := arch/$(ARCH)/boot
  96 BOOT_TARGETS = vmImage
  97 .PHONY: $(BOOT_TARGETS)
  98 $(BOOT_TARGETS): vmlinux
  99         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 100 define archhelp
 101   echo  '* vmImage         - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage)'
 102 endef