xref: /linux/arch/openrisc/Makefile (revision 3f0a50f345f78183f6e9b39c2f45ca5dcaa511ca)
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.
5#
6# This file is subject to the terms and conditions of the GNU General Public
7# License.  See the file "COPYING" in the main directory of this archive
8# for more details.
9#
10# Copyright (C) 1994 by Linus Torvalds
11# Modifications for the OpenRISC architecture:
12# Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
13# Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
14#
15# Based on:
16# arch/i386/Makefile
17
18KBUILD_DEFCONFIG := or1ksim_defconfig
19
20OBJCOPYFLAGS    := -O binary -R .note -R .comment -S
21LIBGCC 		:= $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
22
23KBUILD_CFLAGS	+= -pipe -ffixed-r10 -D__linux__
24
25all: vmlinux.bin
26
27boot := arch/$(ARCH)/boot
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
43libs-y		+= $(LIBGCC)
44
45PHONY += vmlinux.bin
46
47vmlinux.bin: vmlinux
48	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
49