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. 6 # 7 # This file is subject to the terms and conditions of the GNU General Public 8 # License. See the file "COPYING" in the main directory of this archive 9 # for more details. 10 # 11 # Copyright (C) 1994 by Hamish Macdonald 12 # Copyright (C) 2002,2011 Greg Ungerer <gerg@snapgear.com> 13 # 14 15 KBUILD_DEFCONFIG := multi_defconfig 16 17 ifdef cross_compiling 18 ifeq ($(CROSS_COMPILE),) 19 CROSS_COMPILE := $(call cc-cross-prefix, \ 20 m68k-linux-gnu- m68k-linux- m68k-unknown-linux-gnu-) 21 endif 22 endif 23 24 # 25 # Enable processor type. Ordering of these is important - we want to 26 # use the minimum processor type of the range we support. The logic 27 # for 680x0 will only allow use of the -m68060 or -m68040 if no other 28 # 680x0 type is specified - and no option is specified for 68030 or 29 # 68020. The other m68k/ColdFire types always specify some type of 30 # compiler cpu type flag. 31 # 32 ifndef CONFIG_M68040 33 cpuflags-$(CONFIG_M68060) = -m68060 34 endif 35 ifndef CONFIG_M68060 36 cpuflags-$(CONFIG_M68040) = -m68040 37 endif 38 cpuflags-$(CONFIG_M68030) = 39 cpuflags-$(CONFIG_M68020) = 40 cpuflags-$(CONFIG_M68000) = -m68000 41 cpuflags-$(CONFIG_M5441x) = $(call cc-option,-mcpu=54455,-mcfv4e) 42 cpuflags-$(CONFIG_M54xx) = $(call cc-option,-mcpu=5475,-m5200) 43 cpuflags-$(CONFIG_M5407) = $(call cc-option,-mcpu=5407,-m5200) 44 cpuflags-$(CONFIG_M532x) = $(call cc-option,-mcpu=532x,-m5307) 45 cpuflags-$(CONFIG_M537x) = $(call cc-option,-mcpu=537x,-m5307) 46 cpuflags-$(CONFIG_M5307) = $(call cc-option,-mcpu=5307,-m5200) 47 cpuflags-$(CONFIG_M528x) = $(call cc-option,-mcpu=528x,-m5307) 48 cpuflags-$(CONFIG_M5275) = $(call cc-option,-mcpu=5275,-m5307) 49 cpuflags-$(CONFIG_M5272) = $(call cc-option,-mcpu=5272,-m5307) 50 cpuflags-$(CONFIG_M5271) = $(call cc-option,-mcpu=5271,-m5307) 51 cpuflags-$(CONFIG_M523x) = $(call cc-option,-mcpu=523x,-m5307) 52 cpuflags-$(CONFIG_M525x) = $(call cc-option,-mcpu=5253,-m5200) 53 cpuflags-$(CONFIG_M5249) = $(call cc-option,-mcpu=5249,-m5200) 54 cpuflags-$(CONFIG_M520x) = $(call cc-option,-mcpu=5208,-m5200) 55 cpuflags-$(CONFIG_M5206e) = $(call cc-option,-mcpu=5206e,-m5200) 56 cpuflags-$(CONFIG_M5206) = $(call cc-option,-mcpu=5206,-m5200) 57 58 # Evaluate tune cc-option calls now 59 cpuflags-y := $(cpuflags-y) 60 61 KBUILD_AFLAGS += $(cpuflags-y) 62 KBUILD_CFLAGS += $(cpuflags-y) 63 64 KBUILD_CFLAGS += -pipe -ffreestanding 65 66 ifdef CONFIG_MMU 67 KBUILD_CFLAGS += -ffixed-a2 68 else 69 # we can use a m68k-linux-gcc toolchain with these in place 70 KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\" 71 KBUILD_CPPFLAGS += -D__uClinux__ 72 endif 73 74 KBUILD_LDFLAGS := -m m68kelf 75 76 ifdef CONFIG_SUN3 77 LDFLAGS_vmlinux = -N 78 endif 79 80 CHECKFLAGS += -D__mc68000__ 81 82 83 ifdef CONFIG_KGDB 84 # If configured for kgdb support, include debugging infos and keep the 85 # frame pointer 86 KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g 87 endif 88 89 libs-y += arch/m68k/lib/ 90 91 92 all: zImage 93 94 lilo: vmlinux 95 if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi 96 if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi 97 cat vmlinux > $(INSTALL_PATH)/vmlinux 98 cp System.map $(INSTALL_PATH)/System.map 99 if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi 100 101 zImage compressed: vmlinux.gz 102 103 vmlinux.gz: vmlinux 104 105 ifndef CONFIG_KGDB 106 cp vmlinux vmlinux.tmp 107 $(STRIP) vmlinux.tmp 108 $(KGZIP) -9c vmlinux.tmp >vmlinux.gz 109 rm vmlinux.tmp 110 else 111 $(KGZIP) -9c vmlinux >vmlinux.gz 112 endif 113 114 bzImage: vmlinux.bz2 115 116 vmlinux.bz2: vmlinux 117 118 ifndef CONFIG_KGDB 119 cp vmlinux vmlinux.tmp 120 $(STRIP) vmlinux.tmp 121 $(KBZIP2) -1c vmlinux.tmp >vmlinux.bz2 122 rm vmlinux.tmp 123 else 124 $(KBZIP2) -1c vmlinux >vmlinux.bz2 125 endif 126 127 CLEAN_FILES += vmlinux.gz vmlinux.bz2 128 129 archheaders: 130 $(Q)$(MAKE) $(build)=arch/m68k/kernel/syscalls all 131 132 install: KBUILD_IMAGE := vmlinux.gz 133 install: 134 $(call cmd,install)
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