1 # BK Id: %F% %I% %G% %U% %#% !! 1 #
>> 2 # m68k/Makefile
2 # 3 #
3 # This file is included by the global makefile 4 # This file is included by the global makefile so that you can add your own
4 # architecture-specific flags and dependencies 5 # architecture-specific flags and dependencies.
5 # 6 #
6 # This file is subject to the terms and condit 7 # This file is subject to the terms and conditions of the GNU General Public
7 # License. See the file "COPYING" in the main 8 # License. See the file "COPYING" in the main directory of this archive
8 # for more details. 9 # for more details.
9 # 10 #
10 # Copyright (C) 1994 by Linus Torvalds !! 11 # Copyright (C) 1994 by Hamish Macdonald
11 # Modifications for the OpenRISC architecture: !! 12 # Copyright (C) 2002,2011 Greg Ungerer <gerg@snapgear.com>
12 # Copyright (C) 2003 Matjaz Breskvar <phoenix@b <<
13 # Copyright (C) 2010-2011 Jonas Bonn <jonas@sou <<
14 # 13 #
15 # Based on: <<
16 # arch/i386/Makefile <<
17 14
18 KBUILD_DEFCONFIG := or1ksim_defconfig !! 15 KBUILD_DEFCONFIG := multi_defconfig
19 16
20 OBJCOPYFLAGS := -O binary -R .note -R .comm !! 17 ifdef cross_compiling
21 LIBGCC := $(shell $(CC) $(KBUILD_CFLA !! 18 ifeq ($(CROSS_COMPILE),)
>> 19 CROSS_COMPILE := $(call cc-cross-prefix, \
>> 20 m68k-linux-gnu- m68k-linux- m68k-unknown-linux-gnu-)
>> 21 endif
>> 22 endif
22 23
23 KBUILD_CFLAGS += -pipe -ffixed-r10 -D__linux !! 24 #
24 KBUILD_CFLAGS += -msfimm -mshftimm !! 25 # Enable processor type. Ordering of these is important - we want to
>> 26 # use the minimum processor type of the range we support. The logic
>> 27 # for 680x0 will only allow use of the -m68060 or -m68040 if no other
>> 28 # 680x0 type is specified - and no option is specified for 68030 or
>> 29 # 68020. The other m68k/ColdFire types always specify some type of
>> 30 # compiler cpu type flag.
>> 31 #
>> 32 ifndef CONFIG_M68040
>> 33 cpuflags-$(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)
25 60
26 all: vmlinux.bin !! 61 KBUILD_AFLAGS += $(cpuflags-y)
>> 62 KBUILD_CFLAGS += $(cpuflags-y)
27 63
28 boot := arch/$(ARCH)/boot !! 64 KBUILD_CFLAGS += -pipe -ffreestanding
29 65
30 ifeq ($(CONFIG_OPENRISC_HAVE_INST_MUL),y) !! 66 ifdef CONFIG_MMU
31 KBUILD_CFLAGS += $(call cc-option,-mha !! 67 KBUILD_CFLAGS += -ffixed-a2
32 else 68 else
33 KBUILD_CFLAGS += $(call cc-option,-mso !! 69 # we can use a m68k-linux-gcc toolchain with these in place
>> 70 KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\"
>> 71 KBUILD_CPPFLAGS += -D__uClinux__
34 endif 72 endif
35 73
36 ifeq ($(CONFIG_OPENRISC_HAVE_INST_DIV),y) !! 74 KBUILD_LDFLAGS := -m m68kelf
37 KBUILD_CFLAGS += $(call cc-option,-mha <<
38 else <<
39 KBUILD_CFLAGS += $(call cc-option,-mso <<
40 endif <<
41 75
42 ifeq ($(CONFIG_OPENRISC_HAVE_INST_CMOV),y) !! 76 ifdef CONFIG_SUN3
43 KBUILD_CFLAGS += $(call cc-option,-mcm !! 77 LDFLAGS_vmlinux = -N
44 endif 78 endif
45 79
46 ifeq ($(CONFIG_OPENRISC_HAVE_INST_ROR),y) !! 80 CHECKFLAGS += -D__mc68000__
47 KBUILD_CFLAGS += $(call cc-option,-mro !! 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
48 endif 87 endif
49 88
50 ifeq ($(CONFIG_OPENRISC_HAVE_INST_RORI),y) !! 89 libs-y += arch/m68k/lib/
51 KBUILD_CFLAGS += $(call cc-option,-mro !! 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 $(KGZIP) -9c vmlinux >vmlinux.gz
52 endif 112 endif
53 113
54 ifeq ($(CONFIG_OPENRISC_HAVE_INST_SEXT),y) !! 114 bzImage: vmlinux.bz2
55 KBUILD_CFLAGS += $(call cc-option,-mse !! 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
56 endif 125 endif
57 126
58 libs-y += $(LIBGCC) !! 127 CLEAN_FILES += vmlinux.gz vmlinux.bz2
59 128
60 PHONY += vmlinux.bin !! 129 archheaders:
>> 130 $(Q)$(MAKE) $(build)=arch/m68k/kernel/syscalls all
61 131
62 vmlinux.bin: vmlinux !! 132 install: KBUILD_IMAGE := vmlinux.gz
63 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 133 install:
>> 134 $(call cmd,install)
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