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 59
58 # Evaluate tune cc-option calls now 60 # Evaluate tune cc-option calls now
59 cpuflags-y := $(cpuflags-y) 61 cpuflags-y := $(cpuflags-y)
60 62
61 KBUILD_AFLAGS += $(cpuflags-y) 63 KBUILD_AFLAGS += $(cpuflags-y)
62 KBUILD_CFLAGS += $(cpuflags-y) 64 KBUILD_CFLAGS += $(cpuflags-y)
63 65
64 KBUILD_CFLAGS += -pipe -ffreestanding 66 KBUILD_CFLAGS += -pipe -ffreestanding
65 67
66 ifdef CONFIG_MMU 68 ifdef CONFIG_MMU
67 KBUILD_CFLAGS += -ffixed-a2 !! 69 # without -fno-strength-reduce the 53c7xx.c driver fails ;-(
>> 70 KBUILD_CFLAGS += -fno-strength-reduce -ffixed-a2
68 else 71 else
69 # we can use a m68k-linux-gcc toolchain with t 72 # we can use a m68k-linux-gcc toolchain with these in place
70 KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\" 73 KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\"
71 KBUILD_CPPFLAGS += -D__uClinux__ 74 KBUILD_CPPFLAGS += -D__uClinux__
72 endif 75 endif
73 76
74 KBUILD_LDFLAGS := -m m68kelf 77 KBUILD_LDFLAGS := -m m68kelf
75 78
76 ifdef CONFIG_SUN3 79 ifdef CONFIG_SUN3
77 LDFLAGS_vmlinux = -N 80 LDFLAGS_vmlinux = -N
78 endif 81 endif
79 82
80 CHECKFLAGS += -D__mc68000__ 83 CHECKFLAGS += -D__mc68000__
81 84
82 85
83 ifdef CONFIG_KGDB 86 ifdef CONFIG_KGDB
84 # If configured for kgdb support, include debu 87 # If configured for kgdb support, include debugging infos and keep the
85 # frame pointer 88 # frame pointer
86 KBUILD_CFLAGS := $(subst -fomit-frame-pointer, 89 KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
87 endif 90 endif
88 91
>> 92 #
>> 93 # Select the assembler head startup code. Order is important. The default
>> 94 # head code is first, processor specific selections can override it after.
>> 95 #
>> 96 head-y := arch/m68k/kernel/head.o
>> 97 head-$(CONFIG_SUN3) := arch/m68k/kernel/sun3-head.o
>> 98 head-$(CONFIG_M68000) := arch/m68k/68000/head.o
>> 99 head-$(CONFIG_COLDFIRE) := arch/m68k/coldfire/head.o
>> 100
>> 101 core-y += arch/m68k/
89 libs-y += arch/m68k/l 102 libs-y += arch/m68k/lib/
90 103
91 104
92 all: zImage 105 all: zImage
93 106
94 lilo: vmlinux 107 lilo: vmlinux
95 if [ -f $(INSTALL_PATH)/vmlinux ]; the 108 if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi
96 if [ -f $(INSTALL_PATH)/System.map ]; 109 if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
97 cat vmlinux > $(INSTALL_PATH)/vmlinux 110 cat vmlinux > $(INSTALL_PATH)/vmlinux
98 cp System.map $(INSTALL_PATH)/System.m 111 cp System.map $(INSTALL_PATH)/System.map
99 if [ -x /sbin/lilo ]; then /sbin/lilo; 112 if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
100 113
101 zImage compressed: vmlinux.gz 114 zImage compressed: vmlinux.gz
102 115
103 vmlinux.gz: vmlinux 116 vmlinux.gz: vmlinux
104 117
105 ifndef CONFIG_KGDB 118 ifndef CONFIG_KGDB
106 cp vmlinux vmlinux.tmp 119 cp vmlinux vmlinux.tmp
107 $(STRIP) vmlinux.tmp 120 $(STRIP) vmlinux.tmp
108 $(KGZIP) -9c vmlinux.tmp >vmlinux.gz 121 $(KGZIP) -9c vmlinux.tmp >vmlinux.gz
109 rm vmlinux.tmp 122 rm vmlinux.tmp
110 else 123 else
111 $(KGZIP) -9c vmlinux >vmlinux.gz 124 $(KGZIP) -9c vmlinux >vmlinux.gz
112 endif 125 endif
113 126
114 bzImage: vmlinux.bz2 127 bzImage: vmlinux.bz2
115 128
116 vmlinux.bz2: vmlinux 129 vmlinux.bz2: vmlinux
117 130
118 ifndef CONFIG_KGDB 131 ifndef CONFIG_KGDB
119 cp vmlinux vmlinux.tmp 132 cp vmlinux vmlinux.tmp
120 $(STRIP) vmlinux.tmp 133 $(STRIP) vmlinux.tmp
121 $(KBZIP2) -1c vmlinux.tmp >vmlinux.bz2 134 $(KBZIP2) -1c vmlinux.tmp >vmlinux.bz2
122 rm vmlinux.tmp 135 rm vmlinux.tmp
123 else 136 else
124 $(KBZIP2) -1c vmlinux >vmlinux.bz2 137 $(KBZIP2) -1c vmlinux >vmlinux.bz2
125 endif 138 endif
126 139
127 CLEAN_FILES += vmlinux.gz vmlinux.bz2 140 CLEAN_FILES += vmlinux.gz vmlinux.bz2
128 141
129 archheaders: 142 archheaders:
130 $(Q)$(MAKE) $(build)=arch/m68k/kernel/ 143 $(Q)$(MAKE) $(build)=arch/m68k/kernel/syscalls all
131 144
132 install: KBUILD_IMAGE := vmlinux.gz <<
133 install: 145 install:
134 $(call cmd,install) !! 146 sh $(srctree)/arch/m68k/install.sh $(KERNELRELEASE) vmlinux.gz System.map "$(INSTALL_PATH)"
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