arch/openrisc/Makefile

   1 # BK Id: %F% %I% %G% %U% %#%
   2 #
   3 # This file is included by the global makefile so that you can add your own
   4 # architecture-specific flags and dependencies. Remember to do have actions
   5 # for "archclean" and "archdep" for cleaning up and making dependencies for
   6 # 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 # Modifications for the OpenRISC architecture:
  14 # Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
  15 # Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
  16 #
  17 # Based on:
  18 # arch/i386/Makefile
  19
  20 KBUILD_DEFCONFIG := or1ksim_defconfig
  21
  22 LDFLAGS         :=
  23 OBJCOPYFLAGS    := -O binary -R .note -R .comment -S
  24 LDFLAGS_vmlinux :=
  25 LIBGCC          := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
  26
  27 KBUILD_CFLAGS   += -pipe -ffixed-r10
  28
  29 ifeq ($(CONFIG_OPENRISC_HAVE_INST_MUL),y)
  30         KBUILD_CFLAGS += $(call cc-option,-mhard-mul)
  31 else
  32         KBUILD_CFLAGS += $(call cc-option,-msoft-mul)
  33 endif
  34
  35 ifeq ($(CONFIG_OPENRISC_HAVE_INST_DIV),y)
  36         KBUILD_CFLAGS += $(call cc-option,-mhard-div)
  37 else
  38         KBUILD_CFLAGS += $(call cc-option,-msoft-div)
  39 endif
  40
  41 head-y          := arch/openrisc/kernel/head.o arch/openrisc/kernel/init_task.o
  42
  43 core-y          += arch/openrisc/lib/ \
  44                    arch/openrisc/kernel/ \
  45                    arch/openrisc/mm/
  46 libs-y          += $(LIBGCC)
  47
  48 ifneq '$(CONFIG_OPENRISC_BUILTIN_DTB)' '""'
  49 BUILTIN_DTB := y
  50 else
  51 BUILTIN_DTB := n
  52 endif
  53 core-$(BUILTIN_DTB) += arch/openrisc/boot/
  54
  55 all: vmlinux