1 # SPDX-License-Identifier: GPL-2.0-only <<
2 # 1 #
3 # Copyright (C) 2004, 2007-2010, 2011-2012 Syn !! 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 #
>> 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
4 # 14 #
5 15
6 KBUILD_DEFCONFIG := haps_hs_smp_defconfig !! 16 KBUILD_DEFCONFIG := multi_defconfig
7 17
8 ifeq ($(CROSS_COMPILE),) !! 18 # override top level makefile
9 CROSS_COMPILE := $(call cc-cross-prefix, arc-l !! 19 AS += -m68020
>> 20 LDFLAGS := -m m68kelf
>> 21 LDFLAGS_MODULE += -T $(srctree)/arch/m68k/kernel/module.lds
>> 22 ifneq ($(SUBARCH),$(ARCH))
>> 23 ifeq ($(CROSS_COMPILE),)
>> 24 CROSS_COMPILE := $(call cc-cross-prefix, \
>> 25 m68k-linux-gnu- m68k-linux- m68k-unknown-linux-gnu-)
>> 26 endif
10 endif 27 endif
11 28
12 cflags-y += -fno-common -pipe -fno-buil !! 29 ifdef CONFIG_SUN3
13 !! 30 LDFLAGS_vmlinux = -N
14 tune-mcpu-def-$(CONFIG_ISA_ARCOMPACT) := -mc <<
15 tune-mcpu-def-$(CONFIG_ISA_ARCV2) := -mc <<
16 <<
17 ifeq ($(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 <<
29 endif <<
30 <<
31 ifdef CONFIG_ARC_CURR_IN_REG <<
32 # For a global register definition, make sure <<
33 # We had a customer reported bug where some co <<
34 # any kernel headers, and missing the global r <<
35 # Can't do unconditionally because of recursiv <<
36 # due to <linux/thread_info.h> <<
37 LINUXINCLUDE += -include $(srctree)/arch/a <<
38 cflags-y += -ffixed-gp <<
39 endif 31 endif
40 32
41 cflags-y += -fs !! 33 CHECKFLAGS += -D__mc68000__
42 34
43 cflags-$(CONFIG_ARC_HAS_LLSC) += -ml !! 35 # without -fno-strength-reduce the 53c7xx.c driver fails ;-(
44 cflags-$(CONFIG_ARC_HAS_SWAPE) += -ms !! 36 KBUILD_CFLAGS += -pipe -fno-strength-reduce -ffixed-a2
45 37
46 ifdef CONFIG_ISA_ARCV2 !! 38 # enable processor switch if compiled only for a single cpu
>> 39 ifndef CONFIG_M68020
>> 40 ifndef CONFIG_M68030
47 41
48 ifdef CONFIG_ARC_USE_UNALIGNED_MEM_ACCESS !! 42 ifndef CONFIG_M68060
49 cflags-y += -mu !! 43 KBUILD_CFLAGS += -m68040
50 else <<
51 cflags-y += -mn <<
52 endif 44 endif
53 45
54 ifndef CONFIG_ARC_HAS_LL64 !! 46 ifndef CONFIG_M68040
55 cflags-y += -mn !! 47 KBUILD_CFLAGS += -m68060
56 endif 48 endif
57 49
58 ifndef CONFIG_ARC_HAS_DIV_REM <<
59 cflags-y += -mn <<
60 endif 50 endif
61 <<
62 endif 51 endif
63 52
64 cfi := $(call as-instr,.cfi_startproc\n.cfi_en !! 53 ifdef CONFIG_KGDB
65 cflags-$(CONFIG_ARC_DW2_UNWIND) += -fa !! 54 # If configured for kgdb support, include debugging infos and keep the
66 !! 55 # frame pointer
67 # small data is default for elf32 tool-chain. !! 56 KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
68 # This also allows repurposing GP as scratch r !! 57 endif
69 disable_small_data := y <<
70 cflags-$(disable_small_data) += -mn <<
71 <<
72 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb <<
73 ldflags-$(CONFIG_CPU_BIG_ENDIAN) += -EB <<
74 <<
75 LIBGCC = $(shell $(CC) $(cflags-y) --print-li <<
76 <<
77 # Modules with short calls might break for cal <<
78 KBUILD_CFLAGS_MODULE += -mlong-calls -mno-m <<
79 <<
80 # Finally dump eveything into kernel build sys <<
81 KBUILD_CFLAGS += $(cflags-y) <<
82 KBUILD_AFLAGS += $(KBUILD_CFLAGS) <<
83 KBUILD_LDFLAGS += $(ldflags-y) <<
84 <<
85 # w/o this dtb won't embed into kernel binary <<
86 core-y += arch/arc/boot/dts/ <<
87 58
88 core-y += arch/arc/pl !! 59 ifndef CONFIG_SUN3
89 core-$(CONFIG_ARC_PLAT_TB10X) += arch/arc/pl !! 60 head-y := arch/m68k/kernel/head.o
90 core-$(CONFIG_ARC_PLAT_AXS10X) += arch/arc/pl !! 61 else
91 core-$(CONFIG_ARC_SOC_HSDK) += arch/arc/pl !! 62 head-y := arch/m68k/kernel/sun3-head.o
>> 63 endif
92 64
93 libs-y += arch/arc/lib/ $(LIBGCC) !! 65 core-y += arch/m68k/kernel/ arch/m68k/mm/
>> 66 libs-y += arch/m68k/lib/
94 67
95 boot := arch/arc/boot !! 68 core-$(CONFIG_Q40) += arch/m68k/q40/
>> 69 core-$(CONFIG_AMIGA) += arch/m68k/amiga/
>> 70 core-$(CONFIG_ATARI) += arch/m68k/atari/
>> 71 core-$(CONFIG_MAC) += arch/m68k/mac/
>> 72 core-$(CONFIG_HP300) += arch/m68k/hp300/
>> 73 core-$(CONFIG_APOLLO) += arch/m68k/apollo/
>> 74 core-$(CONFIG_MVME147) += arch/m68k/mvme147/
>> 75 core-$(CONFIG_MVME16x) += arch/m68k/mvme16x/
>> 76 core-$(CONFIG_BVME6000) += arch/m68k/bvme6000/
>> 77 core-$(CONFIG_SUN3X) += arch/m68k/sun3x/ arch/m68k/sun3/
>> 78 core-$(CONFIG_SUN3) += arch/m68k/sun3/ arch/m68k/sun3/prom/
>> 79 core-$(CONFIG_M68040) += arch/m68k/fpsp040/
>> 80 core-$(CONFIG_M68060) += arch/m68k/ifpsp060/
>> 81 core-$(CONFIG_M68KFPU_EMU) += arch/m68k/math-emu/
>> 82
>> 83 all: zImage
>> 84
>> 85 lilo: vmlinux
>> 86 if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi
>> 87 if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
>> 88 cat vmlinux > $(INSTALL_PATH)/vmlinux
>> 89 cp System.map $(INSTALL_PATH)/System.map
>> 90 if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
>> 91
>> 92 zImage compressed: vmlinux.gz
>> 93
>> 94 vmlinux.gz: vmlinux
>> 95
>> 96 ifndef CONFIG_KGDB
>> 97 cp vmlinux vmlinux.tmp
>> 98 $(STRIP) vmlinux.tmp
>> 99 gzip -9c vmlinux.tmp >vmlinux.gz
>> 100 rm vmlinux.tmp
>> 101 else
>> 102 gzip -9c vmlinux >vmlinux.gz
>> 103 endif
96 104
97 boot_targets := uImage.bin uImage.gz uImage.lz !! 105 bzImage: vmlinux.bz2
98 106
99 PHONY += $(boot_targets) !! 107 vmlinux.bz2: vmlinux
100 $(boot_targets): vmlinux <<
101 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ <<
102 108
103 uimage-default-y := uIm !! 109 ifndef CONFIG_KGDB
104 uimage-default-$(CONFIG_KERNEL_GZIP) := uIm !! 110 cp vmlinux vmlinux.tmp
105 uimage-default-$(CONFIG_KERNEL_LZMA) := uIm !! 111 $(STRIP) vmlinux.tmp
>> 112 bzip2 -1c vmlinux.tmp >vmlinux.bz2
>> 113 rm vmlinux.tmp
>> 114 else
>> 115 bzip2 -1c vmlinux >vmlinux.bz2
>> 116 endif
106 117
107 PHONY += uImage !! 118 archclean:
108 uImage: $(uimage-default-y) !! 119 rm -f vmlinux.gz vmlinux.bz2
109 @ln -sf $< $(boot)/uImage <<
110 @$(kecho) ' Image $(boot)/uImage is r <<
111 120
112 CLEAN_FILES += $(boot)/uImage !! 121 install:
>> 122 sh $(srctree)/arch/m68k/install.sh $(KERNELRELEASE) vmlinux.gz System.map "$(INSTALL_PATH)"
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