1# 2# m68k/Makefile 3# 4# This file is included by the global makefile so that you can add your own 5# architecture-specific flags and dependencies. Remember to do have actions 6# for "archclean" and "archdep" for cleaning up and making dependencies for 7# this architecture 8# 9# This file is subject to the terms and conditions of the GNU General Public 10# License. See the file "COPYING" in the main directory of this archive 11# for more details. 12# 13# Copyright (C) 1994 by Hamish Macdonald 14# Copyright (C) 2002,2011 Greg Ungerer <gerg@snapgear.com> 15# 16 17KBUILD_DEFCONFIG := multi_defconfig 18 19ifneq ($(SUBARCH),$(ARCH)) 20 ifeq ($(CROSS_COMPILE),) 21 CROSS_COMPILE := $(call cc-cross-prefix, \ 22 m68k-linux-gnu- m68k-linux- m68k-unknown-linux-gnu-) 23 endif 24endif 25 26# 27# Enable processor type. Ordering of these is important - we want to 28# use the minimum processor type of the range we support. The logic 29# for 680x0 will only allow use of the -m68060 or -m68040 if no other 30# 680x0 type is specified - and no option is specified for 68030 or 31# 68020. The other m68k/ColdFire types always specify some type of 32# compiler cpu type flag. 33# 34ifndef CONFIG_M68040 35cpuflags-$(CONFIG_M68060) := -m68060 36endif 37ifndef CONFIG_M68060 38cpuflags-$(CONFIG_M68040) := -m68040 39endif 40cpuflags-$(CONFIG_M68030) := 41cpuflags-$(CONFIG_M68020) := 42cpuflags-$(CONFIG_M68360) := -m68332 43cpuflags-$(CONFIG_M68000) := -m68000 44cpuflags-$(CONFIG_M5441x) := $(call cc-option,-mcpu=54455,-mcfv4e) 45cpuflags-$(CONFIG_M54xx) := $(call cc-option,-mcpu=5475,-m5200) 46cpuflags-$(CONFIG_M5407) := $(call cc-option,-mcpu=5407,-m5200) 47cpuflags-$(CONFIG_M532x) := $(call cc-option,-mcpu=532x,-m5307) 48cpuflags-$(CONFIG_M537x) := $(call cc-option,-mcpu=537x,-m5307) 49cpuflags-$(CONFIG_M5307) := $(call cc-option,-mcpu=5307,-m5200) 50cpuflags-$(CONFIG_M528x) := $(call cc-option,-mcpu=528x,-m5307) 51cpuflags-$(CONFIG_M5275) := $(call cc-option,-mcpu=5275,-m5307) 52cpuflags-$(CONFIG_M5272) := $(call cc-option,-mcpu=5272,-m5307) 53cpuflags-$(CONFIG_M5271) := $(call cc-option,-mcpu=5271,-m5307) 54cpuflags-$(CONFIG_M523x) := $(call cc-option,-mcpu=523x,-m5307) 55cpuflags-$(CONFIG_M525x) := $(call cc-option,-mcpu=5253,-m5200) 56cpuflags-$(CONFIG_M5249) := $(call cc-option,-mcpu=5249,-m5200) 57cpuflags-$(CONFIG_M520x) := $(call cc-option,-mcpu=5208,-m5200) 58cpuflags-$(CONFIG_M5206e) := $(call cc-option,-mcpu=5206e,-m5200) 59cpuflags-$(CONFIG_M5206) := $(call cc-option,-mcpu=5206,-m5200) 60 61KBUILD_AFLAGS += $(cpuflags-y) 62KBUILD_CFLAGS += $(cpuflags-y) -pipe 63ifdef CONFIG_MMU 64# without -fno-strength-reduce the 53c7xx.c driver fails ;-( 65KBUILD_CFLAGS += -fno-strength-reduce -ffixed-a2 66else 67# we can use a m68k-linux-gcc toolchain with these in place 68KBUILD_CFLAGS += -DUTS_SYSNAME=\"uClinux\" 69KBUILD_CFLAGS += -D__uClinux__ 70KBUILD_AFLAGS += -D__uClinux__ 71endif 72 73LDFLAGS := -m m68kelf 74KBUILD_LDFLAGS_MODULE += -T $(srctree)/arch/m68k/kernel/module.lds 75 76ifdef CONFIG_SUN3 77LDFLAGS_vmlinux = -N 78endif 79 80CHECKFLAGS += -D__mc68000__ 81 82 83ifdef CONFIG_KGDB 84# If configured for kgdb support, include debugging infos and keep the 85# frame pointer 86KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g 87endif 88 89# 90# Select the assembler head startup code. Order is important. The default 91# head code is first, processor specific selections can override it after. 92# 93head-y := arch/m68k/kernel/head.o 94head-$(CONFIG_SUN3) := arch/m68k/kernel/sun3-head.o 95head-$(CONFIG_M68360) := arch/m68k/68360/head.o 96head-$(CONFIG_M68000) := arch/m68k/68000/head.o 97head-$(CONFIG_COLDFIRE) := arch/m68k/coldfire/head.o 98 99core-y += arch/m68k/kernel/ arch/m68k/mm/ 100libs-y += arch/m68k/lib/ 101 102core-$(CONFIG_Q40) += arch/m68k/q40/ 103core-$(CONFIG_AMIGA) += arch/m68k/amiga/ 104core-$(CONFIG_ATARI) += arch/m68k/atari/ 105core-$(CONFIG_MAC) += arch/m68k/mac/ 106core-$(CONFIG_HP300) += arch/m68k/hp300/ 107core-$(CONFIG_APOLLO) += arch/m68k/apollo/ 108core-$(CONFIG_MVME147) += arch/m68k/mvme147/ 109core-$(CONFIG_MVME16x) += arch/m68k/mvme16x/ 110core-$(CONFIG_BVME6000) += arch/m68k/bvme6000/ 111core-$(CONFIG_SUN3X) += arch/m68k/sun3x/ arch/m68k/sun3/ 112core-$(CONFIG_SUN3) += arch/m68k/sun3/ arch/m68k/sun3/prom/ 113core-$(CONFIG_NATFEAT) += arch/m68k/emu/ 114core-$(CONFIG_M68040) += arch/m68k/fpsp040/ 115core-$(CONFIG_M68060) += arch/m68k/ifpsp060/ 116core-$(CONFIG_M68KFPU_EMU) += arch/m68k/math-emu/ 117core-$(CONFIG_M68360) += arch/m68k/68360/ 118core-$(CONFIG_M68000) += arch/m68k/68000/ 119core-$(CONFIG_COLDFIRE) += arch/m68k/coldfire/ 120 121 122all: zImage 123 124lilo: vmlinux 125 if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi 126 if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi 127 cat vmlinux > $(INSTALL_PATH)/vmlinux 128 cp System.map $(INSTALL_PATH)/System.map 129 if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi 130 131zImage compressed: vmlinux.gz 132 133vmlinux.gz: vmlinux 134 135ifndef CONFIG_KGDB 136 cp vmlinux vmlinux.tmp 137 $(STRIP) vmlinux.tmp 138 gzip -9c vmlinux.tmp >vmlinux.gz 139 rm vmlinux.tmp 140else 141 gzip -9c vmlinux >vmlinux.gz 142endif 143 144bzImage: vmlinux.bz2 145 146vmlinux.bz2: vmlinux 147 148ifndef CONFIG_KGDB 149 cp vmlinux vmlinux.tmp 150 $(STRIP) vmlinux.tmp 151 bzip2 -1c vmlinux.tmp >vmlinux.bz2 152 rm vmlinux.tmp 153else 154 bzip2 -1c vmlinux >vmlinux.bz2 155endif 156 157archclean: 158 rm -f vmlinux.gz vmlinux.bz2 159 160install: 161 sh $(srctree)/arch/m68k/install.sh $(KERNELRELEASE) vmlinux.gz System.map "$(INSTALL_PATH)" 162