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           += $(call cc-option,-mno-fdpic)
  17 ifeq ($(CONFIG_ROMKERNEL),y)
  18 KBUILD_CFLAGS           += -mlong-calls
  19 endif
  20 KBUILD_AFLAGS           += $(call cc-option,-mno-fdpic)
  21 CFLAGS_MODULE    += -mlong-calls
  22 LDFLAGS_MODULE   += -m elf32bfin
  23 KALLSYMS         += --symbol-prefix=_
  24
  25 KBUILD_DEFCONFIG := BF537-STAMP_defconfig
  26
  27 # setup the machine name and the machine dependent settings
  28 machine-$(CONFIG_BF512)  := bf518
  29 machine-$(CONFIG_BF514)  := bf518
  30 machine-$(CONFIG_BF516)  := bf518
  31 machine-$(CONFIG_BF518)  := bf518
  32 machine-$(CONFIG_BF522)  := bf527
  33 machine-$(CONFIG_BF523)  := bf527
  34 machine-$(CONFIG_BF524)  := bf527
  35 machine-$(CONFIG_BF525)  := bf527
  36 machine-$(CONFIG_BF526)  := bf527
  37 machine-$(CONFIG_BF527)  := bf527
  38 machine-$(CONFIG_BF531)  := bf533
  39 machine-$(CONFIG_BF532)  := bf533
  40 machine-$(CONFIG_BF533)  := bf533
  41 machine-$(CONFIG_BF534)  := bf537
  42 machine-$(CONFIG_BF536)  := bf537
  43 machine-$(CONFIG_BF537)  := bf537
  44 machine-$(CONFIG_BF538)  := bf538
  45 machine-$(CONFIG_BF539)  := bf538
  46 machine-$(CONFIG_BF542)  := bf548
  47 machine-$(CONFIG_BF542M) := bf548
  48 machine-$(CONFIG_BF544)  := bf548
  49 machine-$(CONFIG_BF544M) := bf548
  50 machine-$(CONFIG_BF547)  := bf548
  51 machine-$(CONFIG_BF547M) := bf548
  52 machine-$(CONFIG_BF548)  := bf548
  53 machine-$(CONFIG_BF548M) := bf548
  54 machine-$(CONFIG_BF549)  := bf548
  55 machine-$(CONFIG_BF549M) := bf548
  56 machine-$(CONFIG_BF561)  := bf561
  57 MACHINE := $(machine-y)
  58 export MACHINE
  59
  60 cpu-$(CONFIG_BF512)  := bf512
  61 cpu-$(CONFIG_BF514)  := bf514
  62 cpu-$(CONFIG_BF516)  := bf516
  63 cpu-$(CONFIG_BF518)  := bf518
  64 cpu-$(CONFIG_BF522)  := bf522
  65 cpu-$(CONFIG_BF523)  := bf523
  66 cpu-$(CONFIG_BF524)  := bf524
  67 cpu-$(CONFIG_BF525)  := bf525
  68 cpu-$(CONFIG_BF526)  := bf526
  69 cpu-$(CONFIG_BF527)  := bf527
  70 cpu-$(CONFIG_BF531)  := bf531
  71 cpu-$(CONFIG_BF532)  := bf532
  72 cpu-$(CONFIG_BF533)  := bf533
  73 cpu-$(CONFIG_BF534)  := bf534
  74 cpu-$(CONFIG_BF536)  := bf536
  75 cpu-$(CONFIG_BF537)  := bf537
  76 cpu-$(CONFIG_BF538)  := bf538
  77 cpu-$(CONFIG_BF539)  := bf539
  78 cpu-$(CONFIG_BF542)  := bf542
  79 cpu-$(CONFIG_BF542M) := bf542m
  80 cpu-$(CONFIG_BF544)  := bf544
  81 cpu-$(CONFIG_BF544M) := bf544m
  82 cpu-$(CONFIG_BF547)  := bf547
  83 cpu-$(CONFIG_BF547M) := bf547m
  84 cpu-$(CONFIG_BF548)  := bf548
  85 cpu-$(CONFIG_BF548M) := bf548m
  86 cpu-$(CONFIG_BF549)  := bf549
  87 cpu-$(CONFIG_BF549M) := bf549m
  88 cpu-$(CONFIG_BF561)  := bf561
  89
  90 rev-$(CONFIG_BF_REV_0_0)  := 0.0
  91 rev-$(CONFIG_BF_REV_0_1)  := 0.1
  92 rev-$(CONFIG_BF_REV_0_2)  := 0.2
  93 rev-$(CONFIG_BF_REV_0_3)  := 0.3
  94 rev-$(CONFIG_BF_REV_0_4)  := 0.4
  95 rev-$(CONFIG_BF_REV_0_5)  := 0.5
  96 rev-$(CONFIG_BF_REV_0_6)  := 0.6
  97 rev-$(CONFIG_BF_REV_NONE) := none
  98 rev-$(CONFIG_BF_REV_ANY)  := any
  99
 100 KBUILD_CFLAGS += -mcpu=$(cpu-y)-$(rev-y)
 101 KBUILD_AFLAGS += -mcpu=$(cpu-y)-$(rev-y)
 102
 103 # - we utilize the silicon rev from the toolchain, so move it over to the checkflags
 104 # - the l1_text attribute is Blackfin specific, so fake it out as used to kill warnings
 105 CHECKFLAGS_SILICON = $(shell echo "" | $(CPP) $(KBUILD_CFLAGS) -dD - 2>/dev/null | awk '$$2 == "__SILICON_REVISION__" { print $$3 }')
 106 CHECKFLAGS += -D__SILICON_REVISION__=$(CHECKFLAGS_SILICON) -Dl1_text=__used__
 107
 108 head-y   := arch/$(ARCH)/kernel/init_task.o
 109
 110 core-y   += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
 111
 112 # If we have a machine-specific directory, then include it in the build.
 113 ifneq ($(machine-y),)
 114 core-y   += arch/$(ARCH)/mach-$(MACHINE)/
 115 core-y   += arch/$(ARCH)/mach-$(MACHINE)/boards/
 116 endif
 117
 118 ifeq ($(CONFIG_MPU),y)
 119 core-y  += arch/$(ARCH)/kernel/cplb-mpu/
 120 else
 121 core-y  += arch/$(ARCH)/kernel/cplb-nompu/
 122 endif
 123
 124 drivers-$(CONFIG_OPROFILE) += arch/$(ARCH)/oprofile/
 125
 126 libs-y   += arch/$(ARCH)/lib/
 127
 128 machdirs        := $(patsubst %,arch/blackfin/mach-%/, $(machine-y))
 129
 130 KBUILD_CFLAGS += -Iarch/$(ARCH)/include/
 131 KBUILD_CFLAGS += -Iarch/$(ARCH)/mach-$(MACHINE)/include
 132
 133 KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
 134
 135 CLEAN_FILES += \
 136         arch/$(ARCH)/kernel/asm-offsets.s \
 137
 138 archclean:
 139         $(Q)$(MAKE) $(clean)=$(boot)
 140
 141 INSTALL_PATH ?= /tftpboot
 142 boot := arch/$(ARCH)/boot
 143 BOOT_TARGETS = vmImage vmImage.bin vmImage.bz2 vmImage.gz vmImage.lzma vmImage.xip
 144 PHONY += $(BOOT_TARGETS) install
 145 KBUILD_IMAGE := $(boot)/vmImage
 146
 147 all: vmImage
 148
 149 $(BOOT_TARGETS): vmlinux
 150         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 151
 152 install:
 153         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
 154
 155 define archhelp
 156   echo  '* vmImage         - Alias to selected kernel format (vmImage.gz by default)'
 157   echo  '  vmImage.bin     - Uncompressed Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.bin)'
 158   echo  '  vmImage.bz2     - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.bz2)'
 159   echo  '* vmImage.gz      - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.gz)'
 160   echo  '  vmImage.lzma    - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.lzma)'
 161   echo  '  vmImage.xip     - XIP Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.xip)'
 162   echo  '  install         - Install kernel using'
 163   echo  '                     (your) ~/bin/$(INSTALLKERNEL) or'
 164   echo  '                     (distribution) PATH: $(INSTALLKERNEL) or'
 165   echo  '                     install to $$(INSTALL_PATH)'
 166 endef