1 # 1 #
2 # m68k/Makefile 2 # m68k/Makefile
3 # 3 #
4 # This file is included by the global makefile 4 # This file is included by the global makefile so that you can add your own
5 # architecture-specific flags and dependencies !! 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
6 # 8 #
7 # This file is subject to the terms and condit 9 # This file is subject to the terms and conditions of the GNU General Public
8 # License. See the file "COPYING" in the main 10 # License. See the file "COPYING" in the main directory of this archive
9 # for more details. 11 # for more details.
10 # 12 #
11 # Copyright (C) 1994 by Hamish Macdonald 13 # Copyright (C) 1994 by Hamish Macdonald
12 # Copyright (C) 2002,2011 Greg Ungerer <gerg@sn 14 # Copyright (C) 2002,2011 Greg Ungerer <gerg@snapgear.com>
13 # 15 #
14 16
15 KBUILD_DEFCONFIG := multi_defconfig 17 KBUILD_DEFCONFIG := multi_defconfig
16 18
17 ifdef cross_compiling !! 19 ifneq ($(SUBARCH),$(ARCH))
18 ifeq ($(CROSS_COMPILE),) !! 20 ifeq ($(CROSS_COMPILE),)
19 CROSS_COMPILE := $(call cc-cro 21 CROSS_COMPILE := $(call cc-cross-prefix, \
20 m68k-linux-gnu- m68k-l 22 m68k-linux-gnu- m68k-linux- m68k-unknown-linux-gnu-)
21 endif !! 23 endif
22 endif 24 endif
23 25
24 # 26 #
25 # Enable processor type. Ordering of the 27 # Enable processor type. Ordering of these is important - we want to
26 # use the minimum processor type of the 28 # use the minimum processor type of the range we support. The logic
27 # for 680x0 will only allow use of the - 29 # for 680x0 will only allow use of the -m68060 or -m68040 if no other
28 # 680x0 type is specified - and no optio 30 # 680x0 type is specified - and no option is specified for 68030 or
29 # 68020. The other m68k/ColdFire types a 31 # 68020. The other m68k/ColdFire types always specify some type of
30 # compiler cpu type flag. 32 # compiler cpu type flag.
31 # 33 #
32 ifndef CONFIG_M68040 34 ifndef CONFIG_M68040
33 cpuflags-$(CONFIG_M68060) = -m68060 !! 35 cpuflags-$(CONFIG_M68060) := -m68060
34 endif 36 endif
35 ifndef CONFIG_M68060 37 ifndef CONFIG_M68060
36 cpuflags-$(CONFIG_M68040) = -m68040 !! 38 cpuflags-$(CONFIG_M68040) := -m68040
37 endif 39 endif
38 cpuflags-$(CONFIG_M68030) = !! 40 cpuflags-$(CONFIG_M68030) :=
39 cpuflags-$(CONFIG_M68020) = !! 41 cpuflags-$(CONFIG_M68020) :=
40 cpuflags-$(CONFIG_M68000) = -m68000 !! 42 cpuflags-$(CONFIG_M68000) := -m68000
41 cpuflags-$(CONFIG_M5441x) = $(call cc-op !! 43 cpuflags-$(CONFIG_M5441x) := $(call cc-option,-mcpu=54455,-mcfv4e)
42 cpuflags-$(CONFIG_M54xx) = $(call cc-op !! 44 cpuflags-$(CONFIG_M54xx) := $(call cc-option,-mcpu=5475,-m5200)
43 cpuflags-$(CONFIG_M5407) = $(call cc-op !! 45 cpuflags-$(CONFIG_M5407) := $(call cc-option,-mcpu=5407,-m5200)
44 cpuflags-$(CONFIG_M532x) = $(call cc-op !! 46 cpuflags-$(CONFIG_M532x) := $(call cc-option,-mcpu=532x,-m5307)
45 cpuflags-$(CONFIG_M537x) = $(call cc-op !! 47 cpuflags-$(CONFIG_M537x) := $(call cc-option,-mcpu=537x,-m5307)
46 cpuflags-$(CONFIG_M5307) = $(call cc-op !! 48 cpuflags-$(CONFIG_M5307) := $(call cc-option,-mcpu=5307,-m5200)
47 cpuflags-$(CONFIG_M528x) = $(call cc-op !! 49 cpuflags-$(CONFIG_M528x) := $(call cc-option,-mcpu=528x,-m5307)
48 cpuflags-$(CONFIG_M5275) = $(call cc-op !! 50 cpuflags-$(CONFIG_M5275) := $(call cc-option,-mcpu=5275,-m5307)
49 cpuflags-$(CONFIG_M5272) = $(call cc-op !! 51 cpuflags-$(CONFIG_M5272) := $(call cc-option,-mcpu=5272,-m5307)
50 cpuflags-$(CONFIG_M5271) = $(call cc-op !! 52 cpuflags-$(CONFIG_M5271) := $(call cc-option,-mcpu=5271,-m5307)
51 cpuflags-$(CONFIG_M523x) = $(call cc-op !! 53 cpuflags-$(CONFIG_M523x) := $(call cc-option,-mcpu=523x,-m5307)
52 cpuflags-$(CONFIG_M525x) = $(call cc-op !! 54 cpuflags-$(CONFIG_M525x) := $(call cc-option,-mcpu=5253,-m5200)
53 cpuflags-$(CONFIG_M5249) = $(call cc-op !! 55 cpuflags-$(CONFIG_M5249) := $(call cc-option,-mcpu=5249,-m5200)
54 cpuflags-$(CONFIG_M520x) = $(call cc-op !! 56 cpuflags-$(CONFIG_M520x) := $(call cc-option,-mcpu=5208,-m5200)
55 cpuflags-$(CONFIG_M5206e) = $(call cc-op !! 57 cpuflags-$(CONFIG_M5206e) := $(call cc-option,-mcpu=5206e,-m5200)
56 cpuflags-$(CONFIG_M5206) = $(call cc-op !! 58 cpuflags-$(CONFIG_M5206) := $(call cc-option,-mcpu=5206,-m5200)
57 <<
58 # Evaluate tune cc-option calls now <<
59 cpuflags-y := $(cpuflags-y) <<
60 59
61 KBUILD_AFLAGS += $(cpuflags-y) 60 KBUILD_AFLAGS += $(cpuflags-y)
62 KBUILD_CFLAGS += $(cpuflags-y) 61 KBUILD_CFLAGS += $(cpuflags-y)
63 62
64 KBUILD_CFLAGS += -pipe -ffreestanding 63 KBUILD_CFLAGS += -pipe -ffreestanding
65 64
66 ifdef CONFIG_MMU 65 ifdef CONFIG_MMU
67 KBUILD_CFLAGS += -ffixed-a2 !! 66 # without -fno-strength-reduce the 53c7xx.c driver fails ;-(
>> 67 KBUILD_CFLAGS += -fno-strength-reduce -ffixed-a2
68 else 68 else
69 # we can use a m68k-linux-gcc toolchain with t 69 # we can use a m68k-linux-gcc toolchain with these in place
70 KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\" !! 70 KBUILD_CFLAGS += -DUTS_SYSNAME=\"uClinux\"
71 KBUILD_CPPFLAGS += -D__uClinux__ !! 71 KBUILD_CFLAGS += -D__uClinux__
>> 72 KBUILD_AFLAGS += -D__uClinux__
72 endif 73 endif
73 74
74 KBUILD_LDFLAGS := -m m68kelf !! 75 LDFLAGS := -m m68kelf
>> 76 KBUILD_LDFLAGS_MODULE += -T $(srctree)/arch/m68k/kernel/module.lds
75 77
76 ifdef CONFIG_SUN3 78 ifdef CONFIG_SUN3
77 LDFLAGS_vmlinux = -N 79 LDFLAGS_vmlinux = -N
78 endif 80 endif
79 81
80 CHECKFLAGS += -D__mc68000__ 82 CHECKFLAGS += -D__mc68000__
81 83
82 84
83 ifdef CONFIG_KGDB 85 ifdef CONFIG_KGDB
84 # If configured for kgdb support, include debu 86 # If configured for kgdb support, include debugging infos and keep the
85 # frame pointer 87 # frame pointer
86 KBUILD_CFLAGS := $(subst -fomit-frame-pointer, 88 KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
87 endif 89 endif
88 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 #
>> 95 head-y := arch/m68k/kernel/head.o
>> 96 head-$(CONFIG_SUN3) := arch/m68k/kernel/sun3-head.o
>> 97 head-$(CONFIG_M68000) := arch/m68k/68000/head.o
>> 98 head-$(CONFIG_COLDFIRE) := arch/m68k/coldfire/head.o
>> 99
>> 100 core-y += arch/m68k/kernel/ arch/m68k/mm/
89 libs-y += arch/m68k/l 101 libs-y += arch/m68k/lib/
90 102
>> 103 core-$(CONFIG_Q40) += arch/m68k/q40/
>> 104 core-$(CONFIG_AMIGA) += arch/m68k/amiga/
>> 105 core-$(CONFIG_ATARI) += arch/m68k/atari/
>> 106 core-$(CONFIG_MAC) += arch/m68k/mac/
>> 107 core-$(CONFIG_HP300) += arch/m68k/hp300/
>> 108 core-$(CONFIG_APOLLO) += arch/m68k/apollo/
>> 109 core-$(CONFIG_MVME147) += arch/m68k/mvme147/
>> 110 core-$(CONFIG_MVME16x) += arch/m68k/mvme16x/
>> 111 core-$(CONFIG_BVME6000) += arch/m68k/bvme6000/
>> 112 core-$(CONFIG_SUN3X) += arch/m68k/sun3x/ arch/m68k/sun3/
>> 113 core-$(CONFIG_SUN3) += arch/m68k/sun3/ arch/m68k/sun3/prom/
>> 114 core-$(CONFIG_NATFEAT) += arch/m68k/emu/
>> 115 core-$(CONFIG_M68040) += arch/m68k/fpsp040/
>> 116 core-$(CONFIG_M68060) += arch/m68k/ifpsp060/
>> 117 core-$(CONFIG_M68KFPU_EMU) += arch/m68k/math-emu/
>> 118 core-$(CONFIG_M68000) += arch/m68k/68000/
>> 119 core-$(CONFIG_COLDFIRE) += arch/m68k/coldfire/
>> 120
91 121
92 all: zImage 122 all: zImage
93 123
94 lilo: vmlinux 124 lilo: vmlinux
95 if [ -f $(INSTALL_PATH)/vmlinux ]; the 125 if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi
96 if [ -f $(INSTALL_PATH)/System.map ]; 126 if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
97 cat vmlinux > $(INSTALL_PATH)/vmlinux 127 cat vmlinux > $(INSTALL_PATH)/vmlinux
98 cp System.map $(INSTALL_PATH)/System.m 128 cp System.map $(INSTALL_PATH)/System.map
99 if [ -x /sbin/lilo ]; then /sbin/lilo; 129 if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
100 130
101 zImage compressed: vmlinux.gz 131 zImage compressed: vmlinux.gz
102 132
103 vmlinux.gz: vmlinux 133 vmlinux.gz: vmlinux
104 134
105 ifndef CONFIG_KGDB 135 ifndef CONFIG_KGDB
106 cp vmlinux vmlinux.tmp 136 cp vmlinux vmlinux.tmp
107 $(STRIP) vmlinux.tmp 137 $(STRIP) vmlinux.tmp
108 $(KGZIP) -9c vmlinux.tmp >vmlinux.gz !! 138 gzip -9c vmlinux.tmp >vmlinux.gz
109 rm vmlinux.tmp 139 rm vmlinux.tmp
110 else 140 else
111 $(KGZIP) -9c vmlinux >vmlinux.gz !! 141 gzip -9c vmlinux >vmlinux.gz
112 endif 142 endif
113 143
114 bzImage: vmlinux.bz2 144 bzImage: vmlinux.bz2
115 145
116 vmlinux.bz2: vmlinux 146 vmlinux.bz2: vmlinux
117 147
118 ifndef CONFIG_KGDB 148 ifndef CONFIG_KGDB
119 cp vmlinux vmlinux.tmp 149 cp vmlinux vmlinux.tmp
120 $(STRIP) vmlinux.tmp 150 $(STRIP) vmlinux.tmp
121 $(KBZIP2) -1c vmlinux.tmp >vmlinux.bz2 !! 151 bzip2 -1c vmlinux.tmp >vmlinux.bz2
122 rm vmlinux.tmp 152 rm vmlinux.tmp
123 else 153 else
124 $(KBZIP2) -1c vmlinux >vmlinux.bz2 !! 154 bzip2 -1c vmlinux >vmlinux.bz2
125 endif 155 endif
126 156
127 CLEAN_FILES += vmlinux.gz vmlinux.bz2 !! 157 archclean:
128 !! 158 rm -f vmlinux.gz vmlinux.bz2
129 archheaders: <<
130 $(Q)$(MAKE) $(build)=arch/m68k/kernel/ <<
131 159
132 install: KBUILD_IMAGE := vmlinux.gz <<
133 install: 160 install:
134 $(call cmd,install) !! 161 sh $(srctree)/arch/m68k/install.sh $(KERNELRELEASE) vmlinux.gz System.map "$(INSTALL_PATH)"
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