1 # 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. Remember to do have actions
>> 6 # for "archclean" and "archdep" for cleaning up and making dependencies for
>> 7 # this architecture
>> 8 #
2 # This file is subject to the terms and condit 9 # This file is subject to the terms and conditions of the GNU General Public
3 # License. See the file "COPYING" in the main 10 # License. See the file "COPYING" in the main directory of this archive
4 # for more details. 11 # for more details.
5 # 12 #
6 # Copyright (C) 2001 - 2005 Tensilica Inc. !! 13 # Copyright (C) 1994 by Hamish Macdonald
7 # Copyright (C) 2014 Cadence Design Systems In !! 14 # Copyright (C) 2002,2011 Greg Ungerer <gerg@snapgear.com>
8 # 15 #
9 # This file is included by the global makefile <<
10 # architecture-specific flags and dependencies <<
11 <<
12 # Core configuration. <<
13 # (Use VAR=<xtensa_config> to use another defa <<
14 16
15 variant-y := $(CONFIG_XTENSA_VARIANT_NAME) !! 17 KBUILD_DEFCONFIG := multi_defconfig
16 18
17 VARIANT = $(variant-y) !! 19 ifdef cross_compiling
18 !! 20 ifeq ($(CROSS_COMPILE),)
19 ifneq ($(VARIANT),) !! 21 CROSS_COMPILE := $(call cc-cross-prefix, \
20 ifdef cross_compiling !! 22 m68k-linux-gnu- m68k-linux- m68k-unknown-linux-gnu-)
21 ifndef CROSS_COMPILE !! 23 endif
22 CROSS_COMPILE = xtensa_$(VARIANT)- <<
23 endif <<
24 endif <<
25 endif 24 endif
26 25
27 # Platform configuration !! 26 #
>> 27 # Enable processor type. Ordering of these is important - we want to
>> 28 # use the minimum processor type of the range we support. The logic
>> 29 # for 680x0 will only allow use of the -m68060 or -m68040 if no other
>> 30 # 680x0 type is specified - and no option is specified for 68030 or
>> 31 # 68020. The other m68k/ColdFire types always specify some type of
>> 32 # compiler cpu type flag.
>> 33 #
>> 34 ifndef CONFIG_M68040
>> 35 cpuflags-$(CONFIG_M68060) = -m68060
>> 36 endif
>> 37 ifndef CONFIG_M68060
>> 38 cpuflags-$(CONFIG_M68040) = -m68040
>> 39 endif
>> 40 cpuflags-$(CONFIG_M68030) =
>> 41 cpuflags-$(CONFIG_M68020) =
>> 42 cpuflags-$(CONFIG_M68000) = -m68000
>> 43 cpuflags-$(CONFIG_M5441x) = $(call cc-option,-mcpu=54455,-mcfv4e)
>> 44 cpuflags-$(CONFIG_M54xx) = $(call cc-option,-mcpu=5475,-m5200)
>> 45 cpuflags-$(CONFIG_M5407) = $(call cc-option,-mcpu=5407,-m5200)
>> 46 cpuflags-$(CONFIG_M532x) = $(call cc-option,-mcpu=532x,-m5307)
>> 47 cpuflags-$(CONFIG_M537x) = $(call cc-option,-mcpu=537x,-m5307)
>> 48 cpuflags-$(CONFIG_M5307) = $(call cc-option,-mcpu=5307,-m5200)
>> 49 cpuflags-$(CONFIG_M528x) = $(call cc-option,-mcpu=528x,-m5307)
>> 50 cpuflags-$(CONFIG_M5275) = $(call cc-option,-mcpu=5275,-m5307)
>> 51 cpuflags-$(CONFIG_M5272) = $(call cc-option,-mcpu=5272,-m5307)
>> 52 cpuflags-$(CONFIG_M5271) = $(call cc-option,-mcpu=5271,-m5307)
>> 53 cpuflags-$(CONFIG_M523x) = $(call cc-option,-mcpu=523x,-m5307)
>> 54 cpuflags-$(CONFIG_M525x) = $(call cc-option,-mcpu=5253,-m5200)
>> 55 cpuflags-$(CONFIG_M5249) = $(call cc-option,-mcpu=5249,-m5200)
>> 56 cpuflags-$(CONFIG_M520x) = $(call cc-option,-mcpu=5208,-m5200)
>> 57 cpuflags-$(CONFIG_M5206e) = $(call cc-option,-mcpu=5206e,-m5200)
>> 58 cpuflags-$(CONFIG_M5206) = $(call cc-option,-mcpu=5206,-m5200)
>> 59
>> 60 # Evaluate tune cc-option calls now
>> 61 cpuflags-y := $(cpuflags-y)
>> 62
>> 63 KBUILD_AFLAGS += $(cpuflags-y)
>> 64 KBUILD_CFLAGS += $(cpuflags-y)
>> 65
>> 66 KBUILD_CFLAGS += -pipe -ffreestanding
>> 67
>> 68 ifdef CONFIG_MMU
>> 69 # without -fno-strength-reduce the 53c7xx.c driver fails ;-(
>> 70 KBUILD_CFLAGS += -fno-strength-reduce -ffixed-a2
>> 71 else
>> 72 # we can use a m68k-linux-gcc toolchain with these in place
>> 73 KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\"
>> 74 KBUILD_CPPFLAGS += -D__uClinux__
>> 75 endif
28 76
29 platform-$(CONFIG_XTENSA_PLATFORM_XT2000) !! 77 KBUILD_LDFLAGS := -m m68kelf
30 platform-$(CONFIG_XTENSA_PLATFORM_ISS) <<
31 platform-$(CONFIG_XTENSA_PLATFORM_XTFPGA) <<
32 78
33 # temporarily until string.h is fixed !! 79 ifdef CONFIG_SUN3
34 KBUILD_CFLAGS += -ffreestanding -D__linux__ !! 80 LDFLAGS_vmlinux = -N
35 KBUILD_CFLAGS += -pipe -mlongcalls -mtext-sect <<
36 KBUILD_CFLAGS += $(call cc-option,-mforce-no-p <<
37 KBUILD_CFLAGS += $(call cc-option,-mno-seriali <<
38 KBUILD_CFLAGS += $(call cc-option,-mno-fdpic,) <<
39 ifneq ($(CONFIG_KERNEL_ABI_CALL0),) <<
40 KBUILD_CFLAGS += -mabi=call0 <<
41 KBUILD_AFLAGS += -mabi=call0 <<
42 endif 81 endif
43 82
44 KBUILD_AFLAGS += -mlongcalls -mtext-section-li !! 83 CHECKFLAGS += -D__mc68000__
45 KBUILD_AFLAGS += $(call cc-option,-mno-fdpic,) <<
46 84
47 KBUILD_LDFLAGS += -m elf32xtensa <<
48 85
49 ifneq ($(CONFIG_LD_NO_RELAX),) !! 86 ifdef CONFIG_KGDB
50 KBUILD_LDFLAGS += --no-relax !! 87 # If configured for kgdb support, include debugging infos and keep the
>> 88 # frame pointer
>> 89 KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
51 endif 90 endif
52 91
53 CHECKFLAGS += -D$(if $(CONFIG_CPU_BIG_ENDIAN), !! 92 #
54 !! 93 # Select the assembler head startup code. Order is important. The default
55 vardirs := $(patsubst %,arch/xtensa/variants/% !! 94 # head code is first, processor specific selections can override it after.
56 plfdirs := $(patsubst %,arch/xtensa/platforms/ !! 95 #
57 !! 96 head-y := arch/m68k/kernel/head.o
58 KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/% !! 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/
>> 102 libs-y += arch/m68k/lib/
>> 103
>> 104
>> 105 all: zImage
>> 106
>> 107 lilo: vmlinux
>> 108 if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi
>> 109 if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
>> 110 cat vmlinux > $(INSTALL_PATH)/vmlinux
>> 111 cp System.map $(INSTALL_PATH)/System.map
>> 112 if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
>> 113
>> 114 zImage compressed: vmlinux.gz
>> 115
>> 116 vmlinux.gz: vmlinux
>> 117
>> 118 ifndef CONFIG_KGDB
>> 119 cp vmlinux vmlinux.tmp
>> 120 $(STRIP) vmlinux.tmp
>> 121 $(KGZIP) -9c vmlinux.tmp >vmlinux.gz
>> 122 rm vmlinux.tmp
>> 123 else
>> 124 $(KGZIP) -9c vmlinux >vmlinux.gz
>> 125 endif
59 126
60 KBUILD_DEFCONFIG := iss_defconfig !! 127 bzImage: vmlinux.bz2
61 128
62 libs-y += arch/xtensa/lib/ !! 129 vmlinux.bz2: vmlinux
63 130
64 boot := arch/xtensa/boot !! 131 ifndef CONFIG_KGDB
>> 132 cp vmlinux vmlinux.tmp
>> 133 $(STRIP) vmlinux.tmp
>> 134 $(KBZIP2) -1c vmlinux.tmp >vmlinux.bz2
>> 135 rm vmlinux.tmp
>> 136 else
>> 137 $(KBZIP2) -1c vmlinux >vmlinux.bz2
>> 138 endif
65 139
66 all Image zImage uImage xipImage: vmlinux !! 140 CLEAN_FILES += vmlinux.gz vmlinux.bz2
67 $(Q)$(MAKE) $(build)=$(boot) $@ <<
68 141
69 archheaders: 142 archheaders:
70 $(Q)$(MAKE) $(build)=arch/xtensa/kerne !! 143 $(Q)$(MAKE) $(build)=arch/m68k/kernel/syscalls all
71 144
72 define archhelp !! 145 install:
73 @echo '* Image - Kernel ELF image with !! 146 sh $(srctree)/arch/m68k/install.sh $(KERNELRELEASE) vmlinux.gz System.map "$(INSTALL_PATH)"
74 @echo '* zImage - Compressed kernel ima <<
75 @echo '* uImage - U-Boot wrapped image' <<
76 @echo ' xipImage - XIP image' <<
77 endef <<
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