arch/cris/Makefile

   1 #
   2 # cris/Makefile
   3 #
   4 # This file is included by the global makefile so that you can add your own
   5 # architecture-specific flags and dependencies. Remember to do have actions
   6 # for "archclean" and "archdep" for cleaning up and making dependencies for
   7 # this architecture
   8 #
   9 # This file is subject to the terms and conditions of the GNU General Public
  10 # License.  See the file "COPYING" in the main directory of this archive
  11 # for more details.
  12
  13 KBUILD_DEFCONFIG := etrax-100lx_v2_defconfig
  14
  15 arch-y := v10
  16 arch-$(CONFIG_ETRAX_ARCH_V10) := v10
  17 arch-$(CONFIG_ETRAX_ARCH_V32) := v32
  18
  19 # No config available for make clean etc
  20 mach-y := fs
  21 mach-$(CONFIG_CRIS_MACH_ARTPEC3) := a3
  22 mach-$(CONFIG_ETRAXFS) := fs
  23
  24 ifneq ($(arch-y),)
  25 SARCH := arch-$(arch-y)
  26 inc := -Iarch/cris/include/uapi/$(SARCH)
  27 inc += -Iarch/cris/include/$(SARCH)
  28 inc += -Iarch/cris/include/uapi/$(SARCH)/arch
  29 inc += -Iarch/cris/include/$(SARCH)/arch
  30 else
  31 SARCH :=
  32 inc :=
  33 endif
  34
  35 ifneq ($(mach-y),)
  36 MACH := mach-$(mach-y)
  37 inc += -Iarch/cris/include/$(SARCH)/$(MACH)/
  38 inc += -Iarch/cris/include/$(SARCH)/$(MACH)/mach
  39 else
  40 MACH :=
  41 endif
  42
  43 ifneq ($(CONFIG_BUILTIN_DTB),"")
  44 core-$(CONFIG_OF) += arch/cris/boot/dts/
  45 endif
  46
  47 LD = $(CROSS_COMPILE)ld -mcrislinux
  48
  49 OBJCOPYFLAGS := -O binary -R .note -R .comment -S
  50
  51 KBUILD_AFLAGS += -mlinux -march=$(arch-y) $(inc)
  52 KBUILD_CFLAGS += -mlinux -march=$(arch-y) -pipe $(inc)
  53 KBUILD_CPPFLAGS += $(inc)
  54
  55 ifdef CONFIG_FRAME_POINTER
  56 KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
  57 KBUILD_CFLAGS += -fno-omit-frame-pointer
  58 endif
  59
  60 head-y := arch/cris/$(SARCH)/kernel/head.o
  61
  62 LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-file-name=libgcc.a)
  63
  64 core-y          += arch/cris/kernel/ arch/cris/mm/
  65 core-y          += arch/cris/$(SARCH)/kernel/ arch/cris/$(SARCH)/mm/
  66 ifdef CONFIG_ETRAX_ARCH_V32
  67 core-y          += arch/cris/$(SARCH)/$(MACH)/
  68 endif
  69 drivers-y       += arch/cris/$(SARCH)/drivers/
  70 libs-y          += arch/cris/$(SARCH)/lib/ $(LIBGCC)
  71
  72 # cris source path
  73 SRC_ARCH              = $(srctree)/arch/cris
  74 # cris object files path
  75 OBJ_ARCH              = $(objtree)/arch/cris
  76
  77 boot := arch/cris/boot
  78 MACHINE := arch/cris/$(SARCH)
  79
  80 all: zImage
  81
  82 zImage Image: vmlinux
  83         $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
  84
  85 archprepare:
  86
  87 archclean:
  88         $(Q)if [ -e arch/cris/boot ]; then \
  89                 $(MAKE) $(clean)=arch/cris/boot; \
  90         fi
  91
  92 CLEAN_FILES += \
  93         $(boot)/zImage \
  94         $(boot)/compressed/decompress.bin \
  95         $(boot)/compressed/piggy.gz \
  96         $(boot)/rescue/rescue.bin
  97
  98
  99 # MRPROPER_FILES +=
 100
 101 define archhelp
 102   echo  '* zImage        - Compressed kernel image (arch/cris/boot/zImage)'
 103   echo  '* Image         - Uncompressed kernel image (arch/cris/boot/Image)'
 104 endef