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 23LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) 24 25KBUILD_CFLAGS += -pipe -ffixed-r10 -D__linux__ 26 27all: vmlinux.bin 28 29boot := arch/$(ARCH)/boot 30 31ifeq ($(CONFIG_OPENRISC_HAVE_INST_MUL),y) 32 KBUILD_CFLAGS += $(call cc-option,-mhard-mul) 33else 34 KBUILD_CFLAGS += $(call cc-option,-msoft-mul) 35endif 36 37ifeq ($(CONFIG_OPENRISC_HAVE_INST_DIV),y) 38 KBUILD_CFLAGS += $(call cc-option,-mhard-div) 39else 40 KBUILD_CFLAGS += $(call cc-option,-msoft-div) 41endif 42 43head-y := arch/openrisc/kernel/head.o 44 45core-y += arch/openrisc/lib/ \ 46 arch/openrisc/kernel/ \ 47 arch/openrisc/mm/ 48libs-y += $(LIBGCC) 49 50ifneq '$(CONFIG_OPENRISC_BUILTIN_DTB)' '""' 51BUILTIN_DTB := y 52else 53BUILTIN_DTB := n 54endif 55core-$(BUILTIN_DTB) += arch/openrisc/boot/dts/ 56 57PHONY += vmlinux.bin 58 59vmlinux.bin: vmlinux 60 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 61 62archclean: 63 $(Q)$(MAKE) $(clean)=$(boot) 64