1 # SPDX-License-Identifier: GPL-2.0-only !! 1 #
2 OBJCOPYFLAGS :=-O binary !! 2 # m68k/Makefile
3 GZFLAGS :=-9 !! 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 #
4 15
5 ifdef CONFIG_CPU_HAS_FPU !! 16 # test for cross compiling
6 FPUEXT = f !! 17 COMPILE_ARCH = $(shell uname -m)
7 endif <<
8 18
9 ifdef CONFIG_CPU_HAS_VDSP !! 19 # override top level makefile
10 VDSPEXT = v !! 20 AS += -m68020
>> 21 LDFLAGS := -m m68kelf
>> 22 ifneq ($(COMPILE_ARCH),$(ARCH))
>> 23 # prefix for cross-compiling binaries
>> 24 CROSS_COMPILE = m68k-linux-
11 endif 25 endif
12 26
13 ifdef CONFIG_CPU_HAS_TEE !! 27 ifdef CONFIG_SUN3
14 TEEEXT = t !! 28 LDFLAGS_vmlinux = -N
15 endif 29 endif
16 30
17 ifdef CONFIG_CPU_CK610 !! 31 # without -fno-strength-reduce the 53c7xx.c driver fails ;-(
18 CPUTYPE = ck610 !! 32 CFLAGS += -pipe -fno-strength-reduce -ffixed-a2
19 CSKYABI = abiv1 <<
20 endif <<
21 33
22 ifdef CONFIG_CPU_CK810 !! 34 # enable processor switch if compiled only for a single cpu
23 CPUTYPE = ck810 !! 35 ifndef CONFIG_M68020
24 CSKYABI = abiv2 !! 36 ifndef CONFIG_M68030
25 endif <<
26 37
27 ifdef CONFIG_CPU_CK807 !! 38 ifndef CONFIG_M68060
28 CPUTYPE = ck807 !! 39 CFLAGS := $(CFLAGS) -m68040
29 CSKYABI = abiv2 <<
30 endif 40 endif
31 41
32 ifdef CONFIG_CPU_CK860 !! 42 ifndef CONFIG_M68040
33 CPUTYPE = ck860 !! 43 CFLAGS := $(CFLAGS) -m68060
34 CSKYABI = abiv2 <<
35 endif 44 endif
36 45
37 ifneq ($(CSKYABI),) <<
38 MCPU_STR = $(CPUTYPE)$(FPUEXT)$(VDSPEXT)$(TEEE <<
39 KBUILD_CFLAGS += -mcpu=$(CPUTYPE) -Wa,-mcpu=$( <<
40 KBUILD_CFLAGS += -DCSKYCPU_DEF_NAME=\"$(MCPU_S <<
41 KBUILD_CFLAGS += -msoft-float -mdiv <<
42 KBUILD_CFLAGS += -fno-tree-vectorize <<
43 endif 46 endif
44 <<
45 KBUILD_CFLAGS += -pipe <<
46 ifeq ($(CSKYABI),abiv2) <<
47 KBUILD_CFLAGS += -mno-stack-size <<
48 endif 47 endif
49 48
50 ifdef CONFIG_FRAME_POINTER !! 49 ifdef CONFIG_KGDB
51 KBUILD_CFLAGS += -mbacktrace !! 50 # If configured for kgdb support, include debugging infos and keep the
>> 51 # frame pointer
>> 52 CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS)) -g
52 endif 53 endif
53 54
54 abidirs := $(patsubst %,arch/csky/%/,$(CSKYABI !! 55 ifndef CONFIG_SUN3
55 KBUILD_CFLAGS += $(patsubst %,-I$(srctree)/%in !! 56 head-y := arch/m68k/kernel/head.o
>> 57 else
>> 58 head-y := arch/m68k/kernel/sun3-head.o
>> 59 endif
56 60
57 KBUILD_CPPFLAGS += -mlittle-endian !! 61 core-y += arch/m68k/kernel/ arch/m68k/mm/
58 LDFLAGS += -EL !! 62 libs-y += arch/m68k/lib/
59 63
60 KBUILD_AFLAGS += $(KBUILD_CFLAGS) !! 64 core-$(CONFIG_Q40) += arch/m68k/q40/
>> 65 core-$(CONFIG_AMIGA) += arch/m68k/amiga/
>> 66 core-$(CONFIG_ATARI) += arch/m68k/atari/
>> 67 core-$(CONFIG_MAC) += arch/m68k/mac/
>> 68 core-$(CONFIG_HP300) += arch/m68k/hp300/
>> 69 core-$(CONFIG_APOLLO) += arch/m68k/apollo/
>> 70 core-$(CONFIG_MVME147) += arch/m68k/mvme147/
>> 71 core-$(CONFIG_MVME16x) += arch/m68k/mvme16x/
>> 72 core-$(CONFIG_BVME6000) += arch/m68k/bvme6000/
>> 73 core-$(CONFIG_SUN3X) += arch/m68k/sun3x/ arch/m68k/sun3/
>> 74 core-$(CONFIG_SUN3) += arch/m68k/sun3/ arch/m68k/sun3/prom/
>> 75 core-$(CONFIG_M68040) += arch/m68k/fpsp040/
>> 76 core-$(CONFIG_M68060) += arch/m68k/ifpsp060/
>> 77 core-$(CONFIG_M68KFPU_EMU) += arch/m68k/math-emu/
61 78
62 core-y += arch/csky/$(CSKYABI)/ !! 79 all: zImage
63 80
64 libs-y += arch/csky/lib/ \ !! 81 lilo: vmlinux
65 $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLA !! 82 if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi
>> 83 if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
>> 84 cat vmlinux > $(INSTALL_PATH)/vmlinux
>> 85 cp System.map $(INSTALL_PATH)/System.map
>> 86 if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
66 87
67 boot := arch/csky/boot !! 88 zImage compressed: vmlinux.gz
68 89
69 all: zImage !! 90 vmlinux.gz: vmlinux
70 91
71 zImage Image uImage: vmlinux !! 92 ifndef CONFIG_KGDB
72 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 93 cp vmlinux vmlinux.tmp
>> 94 $(STRIP) vmlinux.tmp
>> 95 gzip -9c vmlinux.tmp >vmlinux.gz
>> 96 rm vmlinux.tmp
>> 97 else
>> 98 gzip -9c vmlinux >vmlinux.gz
>> 99 endif
>> 100
>> 101 bzImage: vmlinux.bz2
>> 102
>> 103 vmlinux.bz2: vmlinux
>> 104
>> 105 ifndef CONFIG_KGDB
>> 106 cp vmlinux vmlinux.tmp
>> 107 $(STRIP) vmlinux.tmp
>> 108 bzip2 -1c vmlinux.tmp >vmlinux.bz2
>> 109 rm vmlinux.tmp
>> 110 else
>> 111 bzip2 -1c vmlinux >vmlinux.bz2
>> 112 endif
73 113
74 define archhelp !! 114 archclean:
75 echo '* zImage - Compressed kernel im !! 115 rm -f vmlinux.gz vmlinux.bz2
76 echo ' Image - Uncompressed kernel !! 116 rm -f arch/m68k/kernel/m68k_defs.h arch/m68k/kernel/m68k_defs.d
77 echo ' uImage - U-Boot wrapped zImag <<
78 endef <<
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