1 # SPDX-License-Identifier: GPL-2.0 !! 1 #
2 # Makefile for the Hexagon arch !! 2 # m68k/Makefile
3 !! 3 #
4 KBUILD_DEFCONFIG = comet_defconfig !! 4 # This file is included by the global makefile so that you can add your own
5 !! 5 # architecture-specific flags and dependencies. Remember to do have actions
6 # Do not use GP-relative jumps !! 6 # for "archclean" and "archdep" for cleaning up and making dependencies for
7 KBUILD_CFLAGS += -G0 !! 7 # this architecture
8 LDFLAGS_vmlinux += -G0 !! 8 #
9 !! 9 # This file is subject to the terms and conditions of the GNU General Public
10 # Do not use single-byte enums; these will ove !! 10 # License. See the file "COPYING" in the main directory of this archive
11 KBUILD_CFLAGS += -fno-short-enums !! 11 # for more details.
12 !! 12 #
13 # We must use long-calls: !! 13 # Copyright (C) 1994 by Hamish Macdonald
14 KBUILD_CFLAGS += -mlong-calls !! 14 #
15 !! 15
16 # Modules must use either long-calls, or use p !! 16 # test for cross compiling
17 # Use long-calls for now, it's easier. And fa !! 17 COMPILE_ARCH = $(shell uname -m)
18 # KBUILD_CFLAGS_MODULE += -fPIC !! 18
19 # KBUILD_LDFLAGS_MODULE += -shared !! 19 # override top level makefile
20 KBUILD_CFLAGS_MODULE += -mlong-calls !! 20 AS += -m68020
21 !! 21 LDFLAGS := -m m68kelf
22 cflags-y += $(call cc-option,-mv${CONFIG_HEXAG !! 22 ifneq ($(COMPILE_ARCH),$(ARCH))
23 aflags-y += $(call cc-option,-mv${CONFIG_HEXAG !! 23 # prefix for cross-compiling binaries
24 ldflags-y += $(call cc-option,-mv${CONFIG_HEXA !! 24 CROSS_COMPILE = m68k-linux-
25 !! 25 endif
26 KBUILD_CFLAGS += $(cflags-y) !! 26
27 KBUILD_AFLAGS += $(aflags-y) !! 27 ifdef CONFIG_SUN3
28 KBUILD_LDFLAGS += $(ldflags-y) !! 28 LDFLAGS_vmlinux = -N
29 !! 29 endif
30 # Thread-info register will be r19. This valu !! 30
31 # it is hard-coded in several files. !! 31 # without -fno-strength-reduce the 53c7xx.c driver fails ;-(
32 TIR_NAME := r19 !! 32 CFLAGS += -pipe -fno-strength-reduce -ffixed-a2
33 KBUILD_CFLAGS += -ffixed-$(TIR_NAME) -DTHREADI !! 33
34 KBUILD_AFLAGS += -DTHREADINFO_REG=$(TIR_NAME) !! 34 # enable processor switch if compiled only for a single cpu
>> 35 ifndef CONFIG_M68020
>> 36 ifndef CONFIG_M68030
>> 37
>> 38 ifndef CONFIG_M68060
>> 39 CFLAGS := $(CFLAGS) -m68040
>> 40 endif
>> 41
>> 42 ifndef CONFIG_M68040
>> 43 CFLAGS := $(CFLAGS) -m68060
>> 44 endif
>> 45
>> 46 endif
>> 47 endif
>> 48
>> 49 ifdef CONFIG_KGDB
>> 50 # If configured for kgdb support, include debugging infos and keep the
>> 51 # frame pointer
>> 52 CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS)) -g
>> 53 endif
>> 54
>> 55 ifndef CONFIG_SUN3
>> 56 head-y := arch/m68k/kernel/head.o
>> 57 else
>> 58 head-y := arch/m68k/kernel/sun3-head.o
>> 59 endif
>> 60
>> 61 core-y += arch/m68k/kernel/ arch/m68k/mm/
>> 62 libs-y += arch/m68k/lib/
>> 63
>> 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/
>> 78
>> 79 all: zImage
>> 80
>> 81 lilo: vmlinux
>> 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
>> 87
>> 88 zImage compressed: vmlinux.gz
>> 89
>> 90 vmlinux.gz: vmlinux
>> 91
>> 92 ifndef CONFIG_KGDB
>> 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
>> 113
>> 114 archclean:
>> 115 rm -f vmlinux.gz vmlinux.bz2
>> 116 rm -f arch/m68k/kernel/m68k_defs.h arch/m68k/kernel/m68k_defs.d
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