#
# m68k/Makefile
#
# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies. Remember to do have actions
# for "archclean" and "archdep" for cleaning up and making dependencies for
# this architecture
#
# This file is subject to the terms and conditions of the GNU General Public
# License.  See the file "COPYING" in the main directory of this archive
# for more details.
#
# Copyright (C) 1994 by Hamish Macdonald
#

# test for cross compiling
COMPILE_ARCH = $(shell uname -m)

# override top level makefile
AS += -m68020
LD += -m m68kelf
ifneq ($(COMPILE_ARCH),$(ARCH))
	# prefix for cross-compiling binaries
	CROSS_COMPILE = m68k-linux-
endif

#
# Set these to indicate how to link it..
#
# -zmagic:   
#
# LINKFLAGS    = -Ttext 0x100000
#
# -qmagic (we need to remove the 32 byte header for bootup purposes)
#

LINKFLAGS = -Ttext 0x1000

CFLAGS := $(CFLAGS) -pipe -fno-strength-reduce

ifdef CONFIG_OPTIMIZE_040
CFLAGS := $(CFLAGS) -m68040
endif

ifdef CONFIG_OPTIMIZE_060
CFLAGS := $(CFLAGS) -m68020-40
endif

ifdef CONFIG_KGDB
# If configured for kgdb support, include debugging infos and keep the
# frame pointer
CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS)) -g
endif

HEAD := arch/m68k/kernel/head.o

SUBDIRS += arch/m68k/kernel arch/m68k/mm arch/m68k/lib
CORE_FILES := arch/m68k/kernel/kernel.o arch/m68k/mm/mm.o $(CORE_FILES)
LIBS += arch/m68k/lib/lib.a

ifdef CONFIG_AMIGA
CORE_FILES := $(CORE_FILES) arch/m68k/amiga/amiga.o
SUBDIRS := $(SUBDIRS) arch/m68k/amiga
endif

ifdef CONFIG_ATARI
CORE_FILES := $(CORE_FILES) arch/m68k/atari/atari.o
SUBDIRS := $(SUBDIRS) arch/m68k/atari
endif

ifdef CONFIG_MAC
CORE_FILES := $(CORE_FILES) arch/m68k/mac/mac.o
SUBDIRS := $(SUBDIRS) arch/m68k/mac
endif

ifdef CONFIG_VT
# add in console.a after {amiga,atari}.o that need it
CORE_FILES := $(CORE_FILES) arch/m68k/console/console.a
SUBDIRS := $(SUBDIRS) arch/m68k/console
endif

ifdef CONFIG_M68040
CORE_FILES := $(CORE_FILES) arch/m68k/fpsp040/fpsp.o
SUBDIRS := $(SUBDIRS) arch/m68k/fpsp040
endif

ifdef CONFIG_M68060
CORE_FILES := $(CORE_FILES) arch/m68k/ifpsp060/ifpsp.o
SUBDIRS := $(SUBDIRS) arch/m68k/ifpsp060
endif

MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot

lilo:	vmlinux
	if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi
	if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
	cat vmlinux > $(INSTALL_PATH)/vmlinux
	cp System.map $(INSTALL_PATH)/System.map
	if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi

zImage compressed: vmlinux.gz

vmlinux.gz: vmlinux

ifdef CONFIG_KGDB
	cp vmlinux vmlinux.tmp
	$(STRIP) vmlinux.tmp
	gzip -9c vmlinux.tmp >vmlinux.gz
	rm vmlinux.tmp
else
	gzip -9c vmlinux >vmlinux.gz
endif

bootstrap: dummy
	@$(MAKEBOOT) bootstrap

archclean:
	rm -f vmlinux.gz
	@$(MAKEBOOT) clean

archdep:
	$(MAKEBOOT) dep