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 ifdef CONFIG_FUNCTION_TRACER
   7 arch-y += -malways-save-lp -mno-relax
   8 endif
   9
  10 # Avoid generating FPU instructions
  11 arch-y  += -mno-ext-fpu-sp -mno-ext-fpu-dp -mfloat-abi=soft
  12
  13 KBUILD_CFLAGS   += $(call cc-option, -mno-sched-prolog-epilog)
  14 KBUILD_CFLAGS   += -mcmodel=large
  15
  16 KBUILD_CFLAGS   +=$(arch-y) $(tune-y)
  17 KBUILD_AFLAGS   +=$(arch-y) $(tune-y)
  18
  19 #Default value
  20 head-y           := arch/nds32/kernel/head.o
  21 textaddr-y       := $(CONFIG_PAGE_OFFSET)+0xc000
  22
  23 TEXTADDR := $(textaddr-y)
  24
  25 export  TEXTADDR
  26
  27
  28 # If we have a machine-specific directory, then include it in the build.
  29 core-y                          += arch/nds32/kernel/ arch/nds32/mm/
  30 core-$(CONFIG_FPU)              += arch/nds32/math-emu/
  31 libs-y                          += arch/nds32/lib/
  32
  33 ifneq '$(CONFIG_NDS32_BUILTIN_DTB)' '""'
  34 BUILTIN_DTB := y
  35 else
  36 BUILTIN_DTB := n
  37 endif
  38
  39 ifdef CONFIG_CPU_LITTLE_ENDIAN
  40 KBUILD_CFLAGS   += $(call cc-option, -EL)
  41 KBUILD_AFLAGS   += $(call cc-option, -EL)
  42 KBUILD_LDFLAGS  += $(call cc-option, -EL)
  43 CHECKFLAGS      += -D__NDS32_EL__
  44 else
  45 KBUILD_CFLAGS   += $(call cc-option, -EB)
  46 KBUILD_AFLAGS   += $(call cc-option, -EB)
  47 KBUILD_LDFLAGS  += $(call cc-option, -EB)
  48 CHECKFLAGS      += -D__NDS32_EB__
  49 endif
  50
  51 boot := arch/nds32/boot
  52 core-y += $(boot)/dts/
  53
  54 Image: vmlinux
  55         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
  56
  57
  58 PHONY += vdso_install
  59 vdso_install:
  60         $(Q)$(MAKE) $(build)=arch/nds32/kernel/vdso $@
  61
  62 prepare: vdso_prepare
  63 vdso_prepare: prepare0
  64         $(Q)$(MAKE) $(build)=arch/nds32/kernel/vdso include/generated/vdso-offsets.h
  65
  66 archclean:
  67         $(Q)$(MAKE) $(clean)=$(boot)
  68
  69 define archhelp
  70   echo  '  Image         - kernel image (arch/$(ARCH)/boot/Image)'
  71 endef