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 ifeq ($(CROSS_COMPILE),)
  10 CROSS_COMPILE    := bfin-uclinux-
  11 endif
  12 LDFLAGS_vmlinux  := -X
  13 OBJCOPYFLAGS     := -O binary -R .note -R .comment -S
  14 GZFLAGS          := -9
  15
  16 KBUILD_CFLAGS           += $(call cc-option,-mno-fdpic)
  17 KBUILD_AFLAGS           += $(call cc-option,-mno-fdpic)
  18 CFLAGS_MODULE    += -mlong-calls
  19 KALLSYMS         += --symbol-prefix=_
  20
  21 KBUILD_DEFCONFIG := BF537-STAMP_defconfig
  22
  23 # setup the machine name and the machine dependent settings
  24 machine-$(CONFIG_BF512) := bf518
  25 machine-$(CONFIG_BF514) := bf518
  26 machine-$(CONFIG_BF516) := bf518
  27 machine-$(CONFIG_BF518) := bf518
  28 machine-$(CONFIG_BF522) := bf527
  29 machine-$(CONFIG_BF523) := bf527
  30 machine-$(CONFIG_BF524) := bf527
  31 machine-$(CONFIG_BF525) := bf527
  32 machine-$(CONFIG_BF526) := bf527
  33 machine-$(CONFIG_BF527) := bf527
  34 machine-$(CONFIG_BF531) := bf533
  35 machine-$(CONFIG_BF532) := bf533
  36 machine-$(CONFIG_BF533) := bf533
  37 machine-$(CONFIG_BF534) := bf537
  38 machine-$(CONFIG_BF536) := bf537
  39 machine-$(CONFIG_BF537) := bf537
  40 machine-$(CONFIG_BF538) := bf538
  41 machine-$(CONFIG_BF539) := bf538
  42 machine-$(CONFIG_BF542) := bf548
  43 machine-$(CONFIG_BF544) := bf548
  44 machine-$(CONFIG_BF547) := bf548
  45 machine-$(CONFIG_BF548) := bf548
  46 machine-$(CONFIG_BF549) := bf548
  47 machine-$(CONFIG_BF561) := bf561
  48 MACHINE := $(machine-y)
  49 export MACHINE
  50
  51 cpu-$(CONFIG_BF512) := bf512
  52 cpu-$(CONFIG_BF514) := bf514
  53 cpu-$(CONFIG_BF516) := bf516
  54 cpu-$(CONFIG_BF518) := bf518
  55 cpu-$(CONFIG_BF522) := bf522
  56 cpu-$(CONFIG_BF523) := bf523
  57 cpu-$(CONFIG_BF524) := bf524
  58 cpu-$(CONFIG_BF525) := bf525
  59 cpu-$(CONFIG_BF526) := bf526
  60 cpu-$(CONFIG_BF527) := bf527
  61 cpu-$(CONFIG_BF531) := bf531
  62 cpu-$(CONFIG_BF532) := bf532
  63 cpu-$(CONFIG_BF533) := bf533
  64 cpu-$(CONFIG_BF534) := bf534
  65 cpu-$(CONFIG_BF536) := bf536
  66 cpu-$(CONFIG_BF537) := bf537
  67 cpu-$(CONFIG_BF538) := bf538
  68 cpu-$(CONFIG_BF539) := bf539
  69 cpu-$(CONFIG_BF542) := bf542
  70 cpu-$(CONFIG_BF544) := bf544
  71 cpu-$(CONFIG_BF547) := bf547
  72 cpu-$(CONFIG_BF548) := bf548
  73 cpu-$(CONFIG_BF549) := bf549
  74 cpu-$(CONFIG_BF561) := bf561
  75
  76 rev-$(CONFIG_BF_REV_0_0)  := 0.0
  77 rev-$(CONFIG_BF_REV_0_1)  := 0.1
  78 rev-$(CONFIG_BF_REV_0_2)  := 0.2
  79 rev-$(CONFIG_BF_REV_0_3)  := 0.3
  80 rev-$(CONFIG_BF_REV_0_4)  := 0.4
  81 rev-$(CONFIG_BF_REV_0_5)  := 0.5
  82 rev-$(CONFIG_BF_REV_0_6)  := 0.6
  83 rev-$(CONFIG_BF_REV_NONE) := none
  84 rev-$(CONFIG_BF_REV_ANY)  := any
  85
  86 KBUILD_CFLAGS += -mcpu=$(cpu-y)-$(rev-y)
  87 KBUILD_AFLAGS += -mcpu=$(cpu-y)-$(rev-y)
  88
  89 # - we utilize the silicon rev from the toolchain, so move it over to the checkflags
  90 # - the l1_text attribute is Blackfin specific, so fake it out as used to kill warnings
  91 CHECKFLAGS_SILICON = $(shell echo "" | $(CPP) $(KBUILD_CFLAGS) -dD - 2>/dev/null | awk '$$2 == "__SILICON_REVISION__" { print $$3 }')
  92 CHECKFLAGS += -D__SILICON_REVISION__=$(CHECKFLAGS_SILICON) -Dl1_text=__used__
  93
  94 head-y   := arch/$(ARCH)/kernel/init_task.o
  95
  96 core-y   += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
  97
  98 # If we have a machine-specific directory, then include it in the build.
  99 ifneq ($(machine-y),)
 100 core-y   += arch/$(ARCH)/mach-$(MACHINE)/
 101 core-y   += arch/$(ARCH)/mach-$(MACHINE)/boards/
 102 endif
 103
 104 ifeq ($(CONFIG_MPU),y)
 105 core-y  += arch/$(ARCH)/kernel/cplb-mpu/
 106 else
 107 core-y  += arch/$(ARCH)/kernel/cplb-nompu/
 108 endif
 109
 110 libs-y   += arch/$(ARCH)/lib/
 111
 112 drivers-$(CONFIG_OPROFILE) += arch/$(ARCH)/oprofile/
 113
 114 machdirs        := $(patsubst %,arch/blackfin/mach-%/, $(machine-y))
 115
 116 KBUILD_CFLAGS += -Iarch/$(ARCH)/include/
 117 KBUILD_CFLAGS += -Iarch/$(ARCH)/mach-$(MACHINE)/include
 118
 119 KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
 120
 121 CLEAN_FILES += \
 122         arch/$(ARCH)/include/asm/asm-offsets.h \
 123         arch/$(ARCH)/kernel/asm-offsets.s \
 124
 125 archclean:
 126         $(Q)$(MAKE) $(clean)=$(boot)
 127
 128 INSTALL_PATH ?= /tftpboot
 129 boot := arch/$(ARCH)/boot
 130 BOOT_TARGETS = vmImage
 131 PHONY += $(BOOT_TARGETS) install
 132 KBUILD_IMAGE := $(boot)/vmImage
 133
 134 all: vmImage
 135
 136 $(BOOT_TARGETS): vmlinux
 137         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 138
 139 install:
 140         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
 141
 142 define archhelp
 143   echo  '* vmImage         - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage)'
 144   echo  '  install         - Install kernel using'
 145   echo  '                     (your) ~/bin/$(CROSS_COMPILE)installkernel or'
 146   echo  '                     (distribution) PATH: $(CROSS_COMPILE)installkernel or'
 147   echo  '                     install to $$(INSTALL_PATH)'
 148 endef