LXR linux/arch/m68k/Makefile

   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
  19ifdef cross_compiling
  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_M68000)       = -m68000
  43cpuflags-$(CONFIG_M5441x)       = $(call cc-option,-mcpu=54455,-mcfv4e)
  44cpuflags-$(CONFIG_M54xx)        = $(call cc-option,-mcpu=5475,-m5200)
  45cpuflags-$(CONFIG_M5407)        = $(call cc-option,-mcpu=5407,-m5200)
  46cpuflags-$(CONFIG_M532x)        = $(call cc-option,-mcpu=532x,-m5307)
  47cpuflags-$(CONFIG_M537x)        = $(call cc-option,-mcpu=537x,-m5307)
  48cpuflags-$(CONFIG_M5307)        = $(call cc-option,-mcpu=5307,-m5200)
  49cpuflags-$(CONFIG_M528x)        = $(call cc-option,-mcpu=528x,-m5307)
  50cpuflags-$(CONFIG_M5275)        = $(call cc-option,-mcpu=5275,-m5307)
  51cpuflags-$(CONFIG_M5272)        = $(call cc-option,-mcpu=5272,-m5307)
  52cpuflags-$(CONFIG_M5271)        = $(call cc-option,-mcpu=5271,-m5307)
  53cpuflags-$(CONFIG_M523x)        = $(call cc-option,-mcpu=523x,-m5307)
  54cpuflags-$(CONFIG_M525x)        = $(call cc-option,-mcpu=5253,-m5200)
  55cpuflags-$(CONFIG_M5249)        = $(call cc-option,-mcpu=5249,-m5200)
  56cpuflags-$(CONFIG_M520x)        = $(call cc-option,-mcpu=5208,-m5200)
  57cpuflags-$(CONFIG_M5206e)       = $(call cc-option,-mcpu=5206e,-m5200)
  58cpuflags-$(CONFIG_M5206)        = $(call cc-option,-mcpu=5206,-m5200)
  59
  60# Evaluate tune cc-option calls now
  61cpuflags-y := $(cpuflags-y)
  62
  63KBUILD_AFLAGS += $(cpuflags-y)
  64KBUILD_CFLAGS += $(cpuflags-y)
  65
  66KBUILD_CFLAGS += -pipe -ffreestanding
  67
  68ifdef CONFIG_MMU
  69KBUILD_CFLAGS += -ffixed-a2
  70else
  71# we can use a m68k-linux-gcc toolchain with these in place
  72KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\"
  73KBUILD_CPPFLAGS += -D__uClinux__
  74endif
  75
  76KBUILD_LDFLAGS := -m m68kelf
  77
  78ifdef CONFIG_SUN3
  79LDFLAGS_vmlinux = -N
  80endif
  81
  82CHECKFLAGS += -D__mc68000__
  83
  84
  85ifdef CONFIG_KGDB
  86# If configured for kgdb support, include debugging infos and keep the
  87# frame pointer
  88KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
  89endif
  90
  91#
  92# Select the assembler head startup code. Order is important. The default
  93# head code is first, processor specific selections can override it after.
  94#
  95head-y                          := arch/m68k/kernel/head.o
  96head-$(CONFIG_SUN3)             := arch/m68k/kernel/sun3-head.o
  97head-$(CONFIG_M68000)           := arch/m68k/68000/head.o
  98head-$(CONFIG_COLDFIRE)         := arch/m68k/coldfire/head.o
  99
 100libs-y                          += arch/m68k/lib/
 101
 102
 103all:    zImage
 104
 105lilo:   vmlinux
 106        if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi
 107        if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
 108        cat vmlinux > $(INSTALL_PATH)/vmlinux
 109        cp System.map $(INSTALL_PATH)/System.map
 110        if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
 111
 112zImage compressed: vmlinux.gz
 113
 114vmlinux.gz: vmlinux
 115
 116ifndef CONFIG_KGDB
 117        cp vmlinux vmlinux.tmp
 118        $(STRIP) vmlinux.tmp
 119        $(KGZIP) -9c vmlinux.tmp >vmlinux.gz
 120        rm vmlinux.tmp
 121else
 122        $(KGZIP) -9c vmlinux >vmlinux.gz
 123endif
 124
 125bzImage: vmlinux.bz2
 126
 127vmlinux.bz2: vmlinux
 128
 129ifndef CONFIG_KGDB
 130        cp vmlinux vmlinux.tmp
 131        $(STRIP) vmlinux.tmp
 132        $(KBZIP2) -1c vmlinux.tmp >vmlinux.bz2
 133        rm vmlinux.tmp
 134else
 135        $(KBZIP2) -1c vmlinux >vmlinux.bz2
 136endif
 137
 138CLEAN_FILES += vmlinux.gz vmlinux.bz2
 139
 140archheaders:
 141        $(Q)$(MAKE) $(build)=arch/m68k/kernel/syscalls all
 142
 143install:
 144        sh $(srctree)/arch/m68k/install.sh $(KERNELRELEASE) vmlinux.gz System.map "$(INSTALL_PATH)"
 145