xref: /openbmc/linux/arch/openrisc/Makefile (revision ebd09753)
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
22OBJCOPYFLAGS    := -O binary -R .note -R .comment -S
23LDFLAGS_vmlinux :=
24LIBGCC 		:= $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
25
26KBUILD_CFLAGS	+= -pipe -ffixed-r10 -D__linux__
27
28ifeq ($(CONFIG_OPENRISC_HAVE_INST_MUL),y)
29	KBUILD_CFLAGS += $(call cc-option,-mhard-mul)
30else
31	KBUILD_CFLAGS += $(call cc-option,-msoft-mul)
32endif
33
34ifeq ($(CONFIG_OPENRISC_HAVE_INST_DIV),y)
35	KBUILD_CFLAGS += $(call cc-option,-mhard-div)
36else
37	KBUILD_CFLAGS += $(call cc-option,-msoft-div)
38endif
39
40head-y 		:= arch/openrisc/kernel/head.o
41
42core-y		+= arch/openrisc/lib/ \
43		   arch/openrisc/kernel/ \
44		   arch/openrisc/mm/
45libs-y		+= $(LIBGCC)
46
47ifneq '$(CONFIG_OPENRISC_BUILTIN_DTB)' '""'
48BUILTIN_DTB := y
49else
50BUILTIN_DTB := n
51endif
52core-$(BUILTIN_DTB) += arch/openrisc/boot/dts/
53
54all: vmlinux
55