linux/arch/openrisc/Makefile
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   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
  20KBUILD_DEFCONFIG := or1ksim_defconfig
  21
  22LDFLAGS         :=
  23OBJCOPYFLAGS    := -O binary -R .note -R .comment -S
  24LDFLAGS_vmlinux :=
  25LIBGCC          := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
  26
  27KBUILD_CFLAGS   += -pipe -ffixed-r10
  28
  29ifeq ($(CONFIG_OPENRISC_HAVE_INST_MUL),y)
  30        KBUILD_CFLAGS += $(call cc-option,-mhard-mul)
  31else
  32        KBUILD_CFLAGS += $(call cc-option,-msoft-mul)
  33endif
  34
  35ifeq ($(CONFIG_OPENRISC_HAVE_INST_DIV),y)
  36        KBUILD_CFLAGS += $(call cc-option,-mhard-div)
  37else
  38        KBUILD_CFLAGS += $(call cc-option,-msoft-div)
  39endif
  40
  41head-y          := arch/openrisc/kernel/head.o
  42
  43core-y          += arch/openrisc/lib/ \
  44                   arch/openrisc/kernel/ \
  45                   arch/openrisc/mm/
  46libs-y          += $(LIBGCC)
  47
  48ifneq '$(CONFIG_OPENRISC_BUILTIN_DTB)' '""'
  49BUILTIN_DTB := y
  50else
  51BUILTIN_DTB := n
  52endif
  53core-$(BUILTIN_DTB) += arch/openrisc/boot/
  54
  55all: vmlinux
  56
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