summaryrefslogtreecommitdiffstats
path: root/arch/m68k/Makefile
blob: ea14f2046fb463d12f960398890fada8f8a7a285 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
#
# m68k/Makefile
#
# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies. Remember to do have actions
# for "archclean" and "archdep" for cleaning up and making dependencies for
# this architecture
#
# This file is subject to the terms and conditions of the GNU General Public
# License.  See the file "COPYING" in the main directory of this archive
# for more details.
#
# Copyright (C) 1994 by Hamish Macdonald
# Copyright (C) 2002,2011 Greg Ungerer <gerg@snapgear.com>
#

KBUILD_DEFCONFIG := multi_defconfig

ifneq ($(SUBARCH),$(ARCH))
	ifeq ($(CROSS_COMPILE),)
		CROSS_COMPILE := $(call cc-cross-prefix, \
			m68k-linux-gnu- m68k-linux- m68k-unknown-linux-gnu-)
	endif
endif

#
#	Enable processor type. Ordering of these is important - we want to
#	use the minimum processor type of the range we support. The logic
#	for 680x0 will only allow use of the -m68060 or -m68040 if no other
#	680x0 type is specified - and no option is specified for 68030 or
#	68020. The other m68k/ColdFire types always specify some type of
#	compiler cpu type flag.
#
ifndef CONFIG_M68040
cpuflags-$(CONFIG_M68060)	= -m68060
endif
ifndef CONFIG_M68060
cpuflags-$(CONFIG_M68040)	= -m68040
endif
cpuflags-$(CONFIG_M68030)	=
cpuflags-$(CONFIG_M68020)	=
cpuflags-$(CONFIG_M68000)	= -m68000
cpuflags-$(CONFIG_M5441x)	= $(call cc-option,-mcpu=54455,-mcfv4e)
cpuflags-$(CONFIG_M54xx)	= $(call cc-option,-mcpu=5475,-m5200)
cpuflags-$(CONFIG_M5407)	= $(call cc-option,-mcpu=5407,-m5200)
cpuflags-$(CONFIG_M532x)	= $(call cc-option,-mcpu=532x,-m5307)
cpuflags-$(CONFIG_M537x)	= $(call cc-option,-mcpu=537x,-m5307)
cpuflags-$(CONFIG_M5307)	= $(call cc-option,-mcpu=5307,-m5200)
cpuflags-$(CONFIG_M528x)	= $(call cc-option,-mcpu=528x,-m5307)
cpuflags-$(CONFIG_M5275)	= $(call cc-option,-mcpu=5275,-m5307)
cpuflags-$(CONFIG_M5272)	= $(call cc-option,-mcpu=5272,-m5307)
cpuflags-$(CONFIG_M5271)	= $(call cc-option,-mcpu=5271,-m5307)
cpuflags-$(CONFIG_M523x)	= $(call cc-option,-mcpu=523x,-m5307)
cpuflags-$(CONFIG_M525x)	= $(call cc-option,-mcpu=5253,-m5200)
cpuflags-$(CONFIG_M5249)	= $(call cc-option,-mcpu=5249,-m5200)
cpuflags-$(CONFIG_M520x)	= $(call cc-option,-mcpu=5208,-m5200)
cpuflags-$(CONFIG_M5206e)	= $(call cc-option,-mcpu=5206e,-m5200)
cpuflags-$(CONFIG_M5206)	= $(call cc-option,-mcpu=5206,-m5200)

# Evaluate tune cc-option calls now
cpuflags-y := $(cpuflags-y)

KBUILD_AFLAGS += $(cpuflags-y)
KBUILD_CFLAGS += $(cpuflags-y)

KBUILD_CFLAGS += -pipe -ffreestanding

ifdef CONFIG_MMU
# without -fno-strength-reduce the 53c7xx.c driver fails ;-(
KBUILD_CFLAGS += -fno-strength-reduce -ffixed-a2
else
# we can use a m68k-linux-gcc toolchain with these in place
KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\"
KBUILD_CPPFLAGS += -D__uClinux__
endif

KBUILD_LDFLAGS := -m m68kelf

ifdef CONFIG_SUN3
LDFLAGS_vmlinux = -N
endif

CHECKFLAGS += -D__mc68000__


ifdef CONFIG_KGDB
# If configured for kgdb support, include debugging infos and keep the
# frame pointer
KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
endif

#
# Select the assembler head startup code. Order is important. The default
# head code is first, processor specific selections can override it after.
#
head-y				:= arch/m68k/kernel/head.o
head-$(CONFIG_SUN3)		:= arch/m68k/kernel/sun3-head.o
head-$(CONFIG_M68000)		:= arch/m68k/68000/head.o
head-$(CONFIG_COLDFIRE)		:= arch/m68k/coldfire/head.o

core-y				+= arch/m68k/
libs-y				+= arch/m68k/lib/


all:	zImage

lilo:	vmlinux
	if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi
	if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
	cat vmlinux > $(INSTALL_PATH)/vmlinux
	cp System.map $(INSTALL_PATH)/System.map
	if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi

zImage compressed: vmlinux.gz

vmlinux.gz: vmlinux

ifndef CONFIG_KGDB
	cp vmlinux vmlinux.tmp
	$(STRIP) vmlinux.tmp
	$(KGZIP) -9c vmlinux.tmp >vmlinux.gz
	rm vmlinux.tmp
else
	$(KGZIP) -9c vmlinux >vmlinux.gz
endif

bzImage: vmlinux.bz2

vmlinux.bz2: vmlinux

ifndef CONFIG_KGDB
	cp vmlinux vmlinux.tmp
	$(STRIP) vmlinux.tmp
	$(KBZIP2) -1c vmlinux.tmp >vmlinux.bz2
	rm vmlinux.tmp
else
	$(KBZIP2) -1c vmlinux >vmlinux.bz2
endif

CLEAN_FILES += vmlinux.gz vmlinux.bz2

archheaders:
	$(Q)$(MAKE) $(build)=arch/m68k/kernel/syscalls all

install:
	sh $(srctree)/arch/m68k/install.sh $(KERNELRELEASE) vmlinux.gz System.map "$(INSTALL_PATH)"