arch/metag/Makefile

   1 #
   2 # metag/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" cleaning up for this architecture.
   7 #
   8 # This file is subject to the terms and conditions of the GNU General Public
   9 # License.  See the file "COPYING" in the main directory of this archive
  10 # for more details.
  11 #
  12 # Copyright (C) 1994 by Linus Torvalds
  13 #               2007,2008,2012 by Imagination Technologies Ltd.
  14 #
  15
  16 LDFLAGS                                 :=
  17 OBJCOPYFLAGS                            := -O binary -R .note -R .comment -S
  18
  19 checkflags-$(CONFIG_METAG_META12)       += -DMETAC_1_2
  20 checkflags-$(CONFIG_METAG_META21)       += -DMETAC_2_1
  21 CHECKFLAGS                              += -D__metag__ $(checkflags-y)
  22
  23 KBUILD_DEFCONFIG                        := meta2_defconfig
  24
  25 sflags-$(CONFIG_METAG_META12)           += -mmetac=1.2
  26 ifeq ($(CONFIG_METAG_META12),y)
  27 # Only use TBI API 1.4 if DSP is enabled for META12 cores
  28 sflags-$(CONFIG_METAG_DSP)              += -DTBI_1_4
  29 endif
  30 sflags-$(CONFIG_METAG_META21)           += -mmetac=2.1 -DTBI_1_4
  31
  32 cflags-$(CONFIG_METAG_FUNCTION_TRACE)   += -mhwtrace-leaf -mhwtrace-retpc
  33 cflags-$(CONFIG_METAG_META21)           += -mextensions=bex
  34
  35 KBUILD_CFLAGS                           += -pipe
  36 KBUILD_CFLAGS                           += -ffunction-sections
  37
  38 KBUILD_CFLAGS                           += $(sflags-y) $(cflags-y)
  39 KBUILD_AFLAGS                           += $(sflags-y)
  40
  41 LDFLAGS_vmlinux                         := $(ldflags-y)
  42
  43 head-y                                  := arch/metag/kernel/head.o
  44
  45 core-y                                  += arch/metag/boot/dts/
  46 core-y                                  += arch/metag/kernel/
  47 core-y                                  += arch/metag/mm/
  48
  49 libs-y                                  += arch/metag/lib/
  50 libs-y                                  += arch/metag/tbx/
  51
  52 boot                                    := arch/metag/boot
  53
  54 boot_targets                            += uImage
  55 boot_targets                            += uImage.gz
  56 boot_targets                            += uImage.bz2
  57 boot_targets                            += uImage.xz
  58 boot_targets                            += uImage.lzo
  59 boot_targets                            += uImage.bin
  60 boot_targets                            += vmlinux.bin
  61
  62 PHONY                                   += $(boot_targets)
  63
  64 all: vmlinux.bin
  65
  66 $(boot_targets): vmlinux
  67         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
  68
  69 %.dtb %.dtb.S %.dtb.o: scripts
  70         $(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@
  71
  72 dtbs: scripts
  73         $(Q)$(MAKE) $(build)=$(boot)/dts dtbs
  74
  75 archclean:
  76         $(Q)$(MAKE) $(clean)=$(boot)
  77
  78 define archhelp
  79   echo  '* vmlinux.bin  - Binary kernel image (arch/$(ARCH)/boot/vmlinux.bin)'
  80   @echo '  uImage       - Alias to bootable U-Boot image'
  81   @echo '  uImage.bin   - Kernel-only image for U-Boot (bin)'
  82   @echo '  uImage.gz    - Kernel-only image for U-Boot (gzip)'
  83   @echo '  uImage.bz2   - Kernel-only image for U-Boot (bzip2)'
  84   @echo '  uImage.xz    - Kernel-only image for U-Boot (xz)'
  85   @echo '  uImage.lzo   - Kernel-only image for U-Boot (lzo)'
  86   @echo '  dtbs         - Build device tree blobs for enabled boards'
  87 endef