xref: /openbmc/linux/arch/openrisc/Makefile (revision ba61bb17)
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) $(KBUILD_CFLAGS) -print-libgcc-file-name)
26
27KBUILD_CFLAGS	+= -pipe -ffixed-r10 -D__linux__
28
29ifeq ($(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/dts/
54
55all: vmlinux
56