1 # SPDX-License-Identifier: GPL-2.0-only !! 1 #
2 OBJCOPYFLAGS :=-O binary !! 2 # m68k/Makefile
3 GZFLAGS :=-9 !! 3 #
4 !! 4 # This file is included by the global makefile so that you can add your own
5 ifdef CONFIG_CPU_HAS_FPU !! 5 # architecture-specific flags and dependencies.
6 FPUEXT = f !! 6 #
7 endif !! 7 # This file is subject to the terms and conditions of the GNU General Public
8 !! 8 # License. See the file "COPYING" in the main directory of this archive
9 ifdef CONFIG_CPU_HAS_VDSP !! 9 # for more details.
10 VDSPEXT = v !! 10 #
11 endif !! 11 # Copyright (C) 1994 by Hamish Macdonald
12 !! 12 # Copyright (C) 2002,2011 Greg Ungerer <gerg@snapgear.com>
13 ifdef CONFIG_CPU_HAS_TEE !! 13 #
14 TEEEXT = t !! 14
15 endif !! 15 KBUILD_DEFCONFIG := multi_defconfig
16 !! 16
17 ifdef CONFIG_CPU_CK610 !! 17 ifdef cross_compiling
18 CPUTYPE = ck610 !! 18 ifeq ($(CROSS_COMPILE),)
19 CSKYABI = abiv1 !! 19 CROSS_COMPILE := $(call cc-cross-prefix, \
20 endif !! 20 m68k-linux-gnu- m68k-linux- m68k-unknown-linux-gnu-)
21 !! 21 endif
22 ifdef CONFIG_CPU_CK810 !! 22 endif
23 CPUTYPE = ck810 !! 23
24 CSKYABI = abiv2 !! 24 #
25 endif !! 25 # Enable processor type. Ordering of these is important - we want to
26 !! 26 # use the minimum processor type of the range we support. The logic
27 ifdef CONFIG_CPU_CK807 !! 27 # for 680x0 will only allow use of the -m68060 or -m68040 if no other
28 CPUTYPE = ck807 !! 28 # 680x0 type is specified - and no option is specified for 68030 or
29 CSKYABI = abiv2 !! 29 # 68020. The other m68k/ColdFire types always specify some type of
30 endif !! 30 # compiler cpu type flag.
31 !! 31 #
32 ifdef CONFIG_CPU_CK860 !! 32 ifndef CONFIG_M68040
33 CPUTYPE = ck860 !! 33 cpuflags-$(CONFIG_M68060) = -m68060
34 CSKYABI = abiv2 !! 34 endif
35 endif !! 35 ifndef CONFIG_M68060
36 !! 36 cpuflags-$(CONFIG_M68040) = -m68040
37 ifneq ($(CSKYABI),) !! 37 endif
38 MCPU_STR = $(CPUTYPE)$(FPUEXT)$(VDSPEXT)$(TEEE !! 38 cpuflags-$(CONFIG_M68030) =
39 KBUILD_CFLAGS += -mcpu=$(CPUTYPE) -Wa,-mcpu=$( !! 39 cpuflags-$(CONFIG_M68020) =
40 KBUILD_CFLAGS += -DCSKYCPU_DEF_NAME=\"$(MCPU_S !! 40 cpuflags-$(CONFIG_M68000) = -m68000
41 KBUILD_CFLAGS += -msoft-float -mdiv !! 41 cpuflags-$(CONFIG_M5441x) = $(call cc-option,-mcpu=54455,-mcfv4e)
42 KBUILD_CFLAGS += -fno-tree-vectorize !! 42 cpuflags-$(CONFIG_M54xx) = $(call cc-option,-mcpu=5475,-m5200)
43 endif !! 43 cpuflags-$(CONFIG_M5407) = $(call cc-option,-mcpu=5407,-m5200)
44 !! 44 cpuflags-$(CONFIG_M532x) = $(call cc-option,-mcpu=532x,-m5307)
45 KBUILD_CFLAGS += -pipe !! 45 cpuflags-$(CONFIG_M537x) = $(call cc-option,-mcpu=537x,-m5307)
46 ifeq ($(CSKYABI),abiv2) !! 46 cpuflags-$(CONFIG_M5307) = $(call cc-option,-mcpu=5307,-m5200)
47 KBUILD_CFLAGS += -mno-stack-size !! 47 cpuflags-$(CONFIG_M528x) = $(call cc-option,-mcpu=528x,-m5307)
48 endif !! 48 cpuflags-$(CONFIG_M5275) = $(call cc-option,-mcpu=5275,-m5307)
49 !! 49 cpuflags-$(CONFIG_M5272) = $(call cc-option,-mcpu=5272,-m5307)
50 ifdef CONFIG_FRAME_POINTER !! 50 cpuflags-$(CONFIG_M5271) = $(call cc-option,-mcpu=5271,-m5307)
51 KBUILD_CFLAGS += -mbacktrace !! 51 cpuflags-$(CONFIG_M523x) = $(call cc-option,-mcpu=523x,-m5307)
52 endif !! 52 cpuflags-$(CONFIG_M525x) = $(call cc-option,-mcpu=5253,-m5200)
53 !! 53 cpuflags-$(CONFIG_M5249) = $(call cc-option,-mcpu=5249,-m5200)
54 abidirs := $(patsubst %,arch/csky/%/,$(CSKYABI !! 54 cpuflags-$(CONFIG_M520x) = $(call cc-option,-mcpu=5208,-m5200)
55 KBUILD_CFLAGS += $(patsubst %,-I$(srctree)/%in !! 55 cpuflags-$(CONFIG_M5206e) = $(call cc-option,-mcpu=5206e,-m5200)
56 !! 56 cpuflags-$(CONFIG_M5206) = $(call cc-option,-mcpu=5206,-m5200)
57 KBUILD_CPPFLAGS += -mlittle-endian !! 57
58 LDFLAGS += -EL !! 58 # Evaluate tune cc-option calls now
59 !! 59 cpuflags-y := $(cpuflags-y)
60 KBUILD_AFLAGS += $(KBUILD_CFLAGS) !! 60
61 !! 61 KBUILD_AFLAGS += $(cpuflags-y)
62 core-y += arch/csky/$(CSKYABI)/ !! 62 KBUILD_CFLAGS += $(cpuflags-y)
63 !! 63
64 libs-y += arch/csky/lib/ \ !! 64 KBUILD_CFLAGS += -pipe -ffreestanding
65 $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLA !! 65
66 !! 66 ifdef CONFIG_MMU
67 boot := arch/csky/boot !! 67 KBUILD_CFLAGS += -ffixed-a2
68 !! 68 else
69 all: zImage !! 69 # we can use a m68k-linux-gcc toolchain with these in place
70 !! 70 KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\"
71 zImage Image uImage: vmlinux !! 71 KBUILD_CPPFLAGS += -D__uClinux__
72 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 72 endif
73 !! 73
74 define archhelp !! 74 KBUILD_LDFLAGS := -m m68kelf
75 echo '* zImage - Compressed kernel im !! 75
76 echo ' Image - Uncompressed kernel !! 76 ifdef CONFIG_SUN3
77 echo ' uImage - U-Boot wrapped zImag !! 77 LDFLAGS_vmlinux = -N
78 endef !! 78 endif
>> 79
>> 80 CHECKFLAGS += -D__mc68000__
>> 81
>> 82
>> 83 ifdef CONFIG_KGDB
>> 84 # If configured for kgdb support, include debugging infos and keep the
>> 85 # frame pointer
>> 86 KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
>> 87 endif
>> 88
>> 89 libs-y += arch/m68k/lib/
>> 90
>> 91
>> 92 all: zImage
>> 93
>> 94 lilo: vmlinux
>> 95 if [ -f $(INSTALL_PATH)/vmlinux ]; then mv -f $(INSTALL_PATH)/vmlinux $(INSTALL_PATH)/vmlinux.old; fi
>> 96 if [ -f $(INSTALL_PATH)/System.map ]; then mv -f $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
>> 97 cat vmlinux > $(INSTALL_PATH)/vmlinux
>> 98 cp System.map $(INSTALL_PATH)/System.map
>> 99 if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
>> 100
>> 101 zImage compressed: vmlinux.gz
>> 102
>> 103 vmlinux.gz: vmlinux
>> 104
>> 105 ifndef CONFIG_KGDB
>> 106 cp vmlinux vmlinux.tmp
>> 107 $(STRIP) vmlinux.tmp
>> 108 $(KGZIP) -9c vmlinux.tmp >vmlinux.gz
>> 109 rm vmlinux.tmp
>> 110 else
>> 111 $(KGZIP) -9c vmlinux >vmlinux.gz
>> 112 endif
>> 113
>> 114 bzImage: vmlinux.bz2
>> 115
>> 116 vmlinux.bz2: vmlinux
>> 117
>> 118 ifndef CONFIG_KGDB
>> 119 cp vmlinux vmlinux.tmp
>> 120 $(STRIP) vmlinux.tmp
>> 121 $(KBZIP2) -1c vmlinux.tmp >vmlinux.bz2
>> 122 rm vmlinux.tmp
>> 123 else
>> 124 $(KBZIP2) -1c vmlinux >vmlinux.bz2
>> 125 endif
>> 126
>> 127 CLEAN_FILES += vmlinux.gz vmlinux.bz2
>> 128
>> 129 archheaders:
>> 130 $(Q)$(MAKE) $(build)=arch/m68k/kernel/syscalls all
>> 131
>> 132 install: KBUILD_IMAGE := vmlinux.gz
>> 133 install:
>> 134 $(call cmd,install)
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