1 # SPDX-License-Identifier: GPL-2.0-only <<
2 # 1 #
3 # Copyright (C) 2004, 2007-2010, 2011-2012 Syn !! 2 # m68k/Makefile
4 # 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 #
>> 9 # This file is subject to the terms and conditions of the GNU General Public
>> 10 # License. See the file "COPYING" in the main directory of this archive
>> 11 # for more details.
>> 12 #
>> 13 # Copyright (C) 1994 by Hamish Macdonald
>> 14 #
>> 15
>> 16 # test for cross compiling
>> 17 COMPILE_ARCH = $(shell uname -m)
5 18
6 KBUILD_DEFCONFIG := haps_hs_smp_defconfig !! 19 # override top level makefile
>> 20 AS += -m68020
>> 21 LD += -m m68kelf
>> 22 ifneq ($(COMPILE_ARCH),$(ARCH))
>> 23 # prefix for cross-compiling binaries
>> 24 CROSS_COMPILE = m68k-linux-
>> 25 endif
7 26
8 ifeq ($(CROSS_COMPILE),) !! 27 ifndef CONFIG_SUN3
9 CROSS_COMPILE := $(call cc-cross-prefix, arc-l !! 28 LINKFLAGS = -T $(TOPDIR)/arch/m68k/vmlinux.lds
>> 29 else
>> 30 LINKFLAGS = -T $(TOPDIR)/arch/m68k/vmlinux-sun3.lds -N
10 endif 31 endif
11 32
12 cflags-y += -fno-common -pipe -fno-buil !! 33 # without -fno-strength-reduce the 53c7xx.c driver fails ;-(
>> 34 CFLAGS += -pipe -fno-strength-reduce -ffixed-a2
13 35
14 tune-mcpu-def-$(CONFIG_ISA_ARCOMPACT) := -mc !! 36 # enable processor switch if compiled only for a single cpu
15 tune-mcpu-def-$(CONFIG_ISA_ARCV2) := -mc !! 37 ifndef CONFIG_M68020
>> 38 ifndef CONFIG_M68030
>> 39
>> 40 ifndef CONFIG_M68060
>> 41 CFLAGS := $(CFLAGS) -m68040
>> 42 endif
>> 43
>> 44 ifndef CONFIG_M68040
>> 45 CFLAGS := $(CFLAGS) -m68060
>> 46 endif
16 47
17 ifeq ($(CONFIG_ARC_TUNE_MCPU),) <<
18 cflags-y += $(t <<
19 else <<
20 tune-mcpu := $(C <<
21 ifneq ($(call cc-option,$(tune-mcpu)),) <<
22 cflags-y += $(t <<
23 else <<
24 # The flag provided by 'CONFIG_ARC_TUNE_MCPU' <<
25 # (probably the compiler is too old). Use ISA <<
26 $(warning ** WARNING ** CONFIG_ARC_TUNE_MCPU f <<
27 cflags-y += $(t <<
28 endif 48 endif
29 endif 49 endif
30 50
31 ifdef CONFIG_ARC_CURR_IN_REG !! 51 ifdef CONFIG_KGDB
32 # For a global register definition, make sure !! 52 # If configured for kgdb support, include debugging infos and keep the
33 # We had a customer reported bug where some co !! 53 # frame pointer
34 # any kernel headers, and missing the global r !! 54 CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS)) -g
35 # Can't do unconditionally because of recursiv <<
36 # due to <linux/thread_info.h> <<
37 LINUXINCLUDE += -include $(srctree)/arch/a <<
38 cflags-y += -ffixed-gp <<
39 endif 55 endif
40 56
41 cflags-y += -fs !! 57 ifndef CONFIG_SUN3
>> 58 HEAD := arch/m68k/kernel/head.o
>> 59 else
>> 60 HEAD := arch/m68k/kernel/sun3-head.o
>> 61 endif
42 62
43 cflags-$(CONFIG_ARC_HAS_LLSC) += -ml !! 63 SUBDIRS += arch/m68k/kernel arch/m68k/mm arch/m68k/lib
44 cflags-$(CONFIG_ARC_HAS_SWAPE) += -ms !! 64 CORE_FILES := arch/m68k/kernel/kernel.o arch/m68k/mm/mm.o $(CORE_FILES)
>> 65 LIBS += arch/m68k/lib/lib.a
45 66
46 ifdef CONFIG_ISA_ARCV2 !! 67 ifdef CONFIG_Q40
>> 68 CORE_FILES := $(CORE_FILES) arch/m68k/q40/q40.o
>> 69 SUBDIRS := $(SUBDIRS) arch/m68k/q40
>> 70 endif
47 71
48 ifdef CONFIG_ARC_USE_UNALIGNED_MEM_ACCESS !! 72 ifdef CONFIG_AMIGA
49 cflags-y += -mu !! 73 CORE_FILES := $(CORE_FILES) arch/m68k/amiga/amiga.o
50 else !! 74 SUBDIRS := $(SUBDIRS) arch/m68k/amiga
51 cflags-y += -mn !! 75 endif
>> 76
>> 77 ifdef CONFIG_ATARI
>> 78 CORE_FILES := $(CORE_FILES) arch/m68k/atari/atari.o
>> 79 SUBDIRS := $(SUBDIRS) arch/m68k/atari
>> 80 endif
>> 81
>> 82 ifdef CONFIG_MAC
>> 83 CORE_FILES := $(CORE_FILES) arch/m68k/mac/mac.o
>> 84 SUBDIRS := $(SUBDIRS) arch/m68k/mac
>> 85 endif
>> 86
>> 87 ifdef CONFIG_HP300
>> 88 CORE_FILES := $(CORE_FILES) arch/m68k/hp300/hp300.o
>> 89 SUBDIRS := $(SUBDIRS) arch/m68k/hp300
>> 90 endif
>> 91
>> 92 ifdef CONFIG_APOLLO
>> 93 CORE_FILES := $(CORE_FILES) arch/m68k/apollo/apollo.o
>> 94 SUBDIRS := $(SUBDIRS) arch/m68k/apollo
52 endif 95 endif
53 96
54 ifndef CONFIG_ARC_HAS_LL64 !! 97 ifdef CONFIG_MVME147
55 cflags-y += -mn !! 98 CORE_FILES := $(CORE_FILES) arch/m68k/mvme147/mvme147.o
>> 99 SUBDIRS := $(SUBDIRS) arch/m68k/mvme147
56 endif 100 endif
57 101
58 ifndef CONFIG_ARC_HAS_DIV_REM !! 102 ifdef CONFIG_MVME16x
59 cflags-y += -mn !! 103 CORE_FILES := $(CORE_FILES) arch/m68k/mvme16x/mvme16x.o
>> 104 SUBDIRS := $(SUBDIRS) arch/m68k/mvme16x
60 endif 105 endif
61 106
>> 107 ifdef CONFIG_BVME6000
>> 108 CORE_FILES := $(CORE_FILES) arch/m68k/bvme6000/bvme6000.o
>> 109 SUBDIRS := $(SUBDIRS) arch/m68k/bvme6000
62 endif 110 endif
63 111
64 cfi := $(call as-instr,.cfi_startproc\n.cfi_en !! 112 ifdef CONFIG_SUN3X
65 cflags-$(CONFIG_ARC_DW2_UNWIND) += -fa !! 113 CORE_FILES := $(CORE_FILES) arch/m68k/sun3x/sun3x.o arch/m68k/sun3/sun3.o
>> 114 SUBDIRS := $(SUBDIRS) arch/m68k/sun3x arch/m68k/sun3
>> 115 endif
66 116
67 # small data is default for elf32 tool-chain. !! 117 ifdef CONFIG_SUN3
68 # This also allows repurposing GP as scratch r !! 118 CORE_FILES := $(CORE_FILES) arch/m68k/sun3/sun3.o arch/m68k/sun3/prom/promlib.a
69 disable_small_data := y !! 119 SUBDIRS := $(SUBDIRS) arch/m68k/sun3 arch/m68k/sun3/prom
70 cflags-$(disable_small_data) += -mn !! 120 endif
71 121
72 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb !! 122 ifdef CONFIG_M68040
73 ldflags-$(CONFIG_CPU_BIG_ENDIAN) += -EB !! 123 CORE_FILES := $(CORE_FILES) arch/m68k/fpsp040/fpsp.o
>> 124 SUBDIRS := $(SUBDIRS) arch/m68k/fpsp040
>> 125 endif
74 126
75 LIBGCC = $(shell $(CC) $(cflags-y) --print-li !! 127 ifdef CONFIG_M68060
>> 128 CORE_FILES := $(CORE_FILES) arch/m68k/ifpsp060/ifpsp.o
>> 129 SUBDIRS := $(SUBDIRS) arch/m68k/ifpsp060
>> 130 endif
76 131
77 # Modules with short calls might break for cal !! 132 ifdef CONFIG_M68KFPU_EMU
78 KBUILD_CFLAGS_MODULE += -mlong-calls -mno-m !! 133 CORE_FILES := $(CORE_FILES) arch/m68k/math-emu/mathemu.o
>> 134 SUBDIRS := $(SUBDIRS) arch/m68k/math-emu
>> 135 endif
79 136
80 # Finally dump eveything into kernel build sys !! 137 lilo: vmlinux
81 KBUILD_CFLAGS += $(cflags-y) !! 138 if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi
82 KBUILD_AFLAGS += $(KBUILD_CFLAGS) !! 139 if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
83 KBUILD_LDFLAGS += $(ldflags-y) !! 140 cat vmlinux > $(INSTALL_PATH)/vmlinux
>> 141 cp System.map $(INSTALL_PATH)/System.map
>> 142 if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
84 143
85 # w/o this dtb won't embed into kernel binary !! 144 zImage compressed: vmlinux.gz
86 core-y += arch/arc/boot/dts/ <<
87 145
88 core-y += arch/arc/pl !! 146 vmlinux.gz: vmlinux
89 core-$(CONFIG_ARC_PLAT_TB10X) += arch/arc/pl <<
90 core-$(CONFIG_ARC_PLAT_AXS10X) += arch/arc/pl <<
91 core-$(CONFIG_ARC_SOC_HSDK) += arch/arc/pl <<
92 147
93 libs-y += arch/arc/lib/ $(LIBGCC) !! 148 ifndef CONFIG_KGDB
>> 149 cp vmlinux vmlinux.tmp
>> 150 $(STRIP) vmlinux.tmp
>> 151 gzip -9c vmlinux.tmp >vmlinux.gz
>> 152 rm vmlinux.tmp
>> 153 else
>> 154 gzip -9c vmlinux >vmlinux.gz
>> 155 endif
94 156
95 boot := arch/arc/boot !! 157 bzImage: vmlinux.bz2
96 158
97 boot_targets := uImage.bin uImage.gz uImage.lz !! 159 vmlinux.bz2: vmlinux
98 160
99 PHONY += $(boot_targets) !! 161 ifndef CONFIG_KGDB
100 $(boot_targets): vmlinux !! 162 cp vmlinux vmlinux.tmp
101 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 163 $(STRIP) vmlinux.tmp
>> 164 bzip2 -1c vmlinux.tmp >vmlinux.bz2
>> 165 rm vmlinux.tmp
>> 166 else
>> 167 bzip2 -1c vmlinux >vmlinux.bz2
>> 168 endif
102 169
103 uimage-default-y := uIm !! 170 archclean:
104 uimage-default-$(CONFIG_KERNEL_GZIP) := uIm !! 171 rm -f vmlinux.gz vmlinux.bz2
105 uimage-default-$(CONFIG_KERNEL_LZMA) := uIm !! 172 rm -f arch/m68k/kernel/m68k_defs.h arch/m68k/kernel/m68k_defs.d
106 173
107 PHONY += uImage !! 174 archmrproper:
108 uImage: $(uimage-default-y) <<
109 @ln -sf $< $(boot)/uImage <<
110 @$(kecho) ' Image $(boot)/uImage is r <<
111 175
112 CLEAN_FILES += $(boot)/uImage !! 176 archdep:
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