arch/nds32/Makefile

   1 LDFLAGS_vmlinux := --no-undefined -X
   2 OBJCOPYFLAGS    := -O binary -R .note -R .note.gnu.build-id -R .comment -S
   3
   4 KBUILD_DEFCONFIG := defconfig
   5
   6 comma = ,
   7
   8
   9 ifdef CONFIG_FUNCTION_TRACER
  10 arch-y += -malways-save-lp -mno-relax
  11 endif
  12
  13 # Avoid generating FPU instructions
  14 arch-y  += -mno-ext-fpu-sp -mno-ext-fpu-dp -mfloat-abi=soft
  15
  16 KBUILD_CFLAGS   += $(call cc-option, -mno-sched-prolog-epilog)
  17 KBUILD_CFLAGS   += -mcmodel=large
  18
  19 KBUILD_CFLAGS   +=$(arch-y) $(tune-y)
  20 KBUILD_AFLAGS   +=$(arch-y) $(tune-y)
  21
  22 #Default value
  23 head-y           := arch/nds32/kernel/head.o
  24 textaddr-y       := $(CONFIG_PAGE_OFFSET)+0xc000
  25
  26 TEXTADDR := $(textaddr-y)
  27
  28 export  TEXTADDR
  29
  30
  31 # If we have a machine-specific directory, then include it in the build.
  32 core-y                          += arch/nds32/kernel/ arch/nds32/mm/
  33 core-$(CONFIG_FPU)              += arch/nds32/math-emu/
  34 libs-y                          += arch/nds32/lib/
  35
  36 ifneq '$(CONFIG_NDS32_BUILTIN_DTB)' '""'
  37 BUILTIN_DTB := y
  38 else
  39 BUILTIN_DTB := n
  40 endif
  41
  42 ifdef CONFIG_CPU_LITTLE_ENDIAN
  43 KBUILD_CFLAGS   += $(call cc-option, -EL)
  44 KBUILD_AFLAGS   += $(call cc-option, -EL)
  45 KBUILD_LDFLAGS  += $(call cc-option, -EL)
  46 CHECKFLAGS      += -D__NDS32_EL__
  47 else
  48 KBUILD_CFLAGS   += $(call cc-option, -EB)
  49 KBUILD_AFLAGS   += $(call cc-option, -EB)
  50 KBUILD_LDFLAGS  += $(call cc-option, -EB)
  51 CHECKFLAGS      += -D__NDS32_EB__
  52 endif
  53
  54 boot := arch/nds32/boot
  55 core-y += $(boot)/dts/
  56
  57 .PHONY: FORCE
  58
  59 Image: vmlinux
  60         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
  61
  62
  63 PHONY += vdso_install
  64 vdso_install:
  65         $(Q)$(MAKE) $(build)=arch/nds32/kernel/vdso $@
  66
  67 prepare: vdso_prepare
  68 vdso_prepare: prepare0
  69         $(Q)$(MAKE) $(build)=arch/nds32/kernel/vdso include/generated/vdso-offsets.h
  70
  71 CLEAN_FILES += include/asm-nds32/constants.h*
  72
  73 # We use MRPROPER_FILES and CLEAN_FILES now
  74 archclean:
  75         $(Q)$(MAKE) $(clean)=$(boot)
  76
  77 define archhelp
  78   echo  '  Image         - kernel image (arch/$(ARCH)/boot/Image)'
  79 endef