1 # SPDX-License-Identifier: GPL-2.0 !! 1 # $Id: Makefile,v 1.51.2.1 2002/03/14 01:26:21 kanoj Exp $
2 # !! 2 # sparc64/Makefile
3 # sparc/Makefile <<
4 # 3 #
5 # Makefile for the architecture dependent flag 4 # Makefile for the architecture dependent flags and dependencies on the
6 # Sparc and sparc64. !! 5 # 64-bit Sparc.
7 # 6 #
8 # Copyright (C) 1994,1996,1998 David S. Miller !! 7 # Copyright (C) 1996,1998 David S. Miller (davem@caip.rutgers.edu)
9 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.l 8 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
>> 9 #
10 10
11 # We are not yet configured - so test on arch !! 11 # If the solaris /bin/sh wasn't so broken, I wouldn't need the following
12 ifeq ($(ARCH),sparc64) !! 12 # line...
13 KBUILD_DEFCONFIG := sparc64_defconfig !! 13 SHELL =/bin/bash
>> 14
>> 15 CC := $(shell if $(CC) -m64 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo $(CC); else echo sparc64-linux-gcc; fi )
>> 16
>> 17 NEW_GCC := $(shell if $(CC) -m64 -mcmodel=medlow -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo y; else echo n; fi; )
>> 18 NEW_GAS := $(shell if $(LD) -V 2>&1 | grep 'elf64_sparc' > /dev/null; then echo y; else echo n; fi)
>> 19 UNDECLARED_REGS := $(shell if $(CC) -c -x assembler /dev/null -Wa,--help | grep undeclared-regs > /dev/null; then echo y; else echo n; fi; )
>> 20 INLINE_LIMIT := $(shell if $(CC) -m64 -finline-limit=100000 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo y; else echo n; fi; )
>> 21
>> 22 export NEW_GCC
>> 23
>> 24 ifneq ($(NEW_GAS),y)
>> 25 AS = sparc64-linux-as
>> 26 LD = sparc64-linux-ld
>> 27 NM = sparc64-linux-nm
>> 28 AR = sparc64-linux-ar
>> 29 RANLIB = sparc64-linux-ranlib
14 else 30 else
15 KBUILD_DEFCONFIG := sparc32_defconfig !! 31 AS := $(AS) -64
>> 32 LD := $(LD) -m elf64_sparc
>> 33 endif
>> 34 ELFTOAOUT = elftoaout
>> 35 ifneq ($(UNDECLARED_REGS),y)
>> 36 CC_UNDECL =
>> 37 else
>> 38 CC_UNDECL = -Wa,--undeclared-regs
>> 39 AS := $(AS) --undeclared-regs
16 endif 40 endif
17 41
18 ifeq ($(CONFIG_SPARC32),y) !! 42 ifneq ($(NEW_GCC),y)
19 ##### !! 43 CFLAGS := $(CFLAGS) -pipe -mno-fpu -mtune=ultrasparc -mmedlow \
20 # sparc32 !! 44 -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare
21 # !! 45 else
>> 46 CFLAGS := $(CFLAGS) -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \
>> 47 -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare \
>> 48 $(CC_UNDECL)
>> 49 AFLAGS += -m64 -mcpu=ultrasparc $(CC_UNDECL)
>> 50 endif
22 51
23 CHECKFLAGS += -D__sparc__ !! 52 ifeq ($(INLINE_LIMIT),y)
24 KBUILD_LDFLAGS := -m elf32_sparc !! 53 CFLAGS := $(CFLAGS) -finline-limit=100000
25 export BITS := 32 !! 54 endif
26 UTS_MACHINE := sparc <<
27 <<
28 # We are adding -Wa,-Av8 to KBUILD_CFLAGS to d <<
29 # versions of gcc. Some gcc versions won't pa <<
30 # give -mcpu=v8. This silently worked with ol <<
31 # does not any more. <<
32 KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu <<
33 KBUILD_CFLAGS += -Wa,-Av8 <<
34 55
35 KBUILD_AFLAGS += -m32 -Wa,-Av8 !! 56 ifeq ($(CONFIG_MCOUNT),y)
>> 57 CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS))
>> 58 CFLAGS := $(CFLAGS) -pg
>> 59 endif
36 60
37 else !! 61 LINKFLAGS = -T arch/sparc64/vmlinux.lds
38 ##### <<
39 # sparc64 <<
40 # <<
41 62
42 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D !! 63 HEAD := arch/sparc64/kernel/head.o arch/sparc64/kernel/init_task.o
43 KBUILD_LDFLAGS := -m elf64_sparc <<
44 export BITS := 64 <<
45 UTS_MACHINE := sparc64 <<
46 <<
47 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ult <<
48 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall- <<
49 KBUILD_CFLAGS += -Wa,--undeclared-regs <<
50 KBUILD_CFLAGS += $(call cc-option,-mtune=ultra <<
51 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--u <<
52 64
53 ifeq ($(CONFIG_MCOUNT),y) !! 65 SUBDIRS += arch/sparc64/kernel arch/sparc64/lib arch/sparc64/mm \
54 KBUILD_CFLAGS += -pg !! 66 arch/sparc64/prom
>> 67
>> 68 ifneq ($(CONFIG_SOLARIS_EMUL),n)
>> 69 SUBDIRS += arch/sparc64/solaris
55 endif 70 endif
56 71
>> 72 SUBDIRS += arch/sparc64/math-emu
>> 73
>> 74 CORE_FILES := arch/sparc64/kernel/kernel.o arch/sparc64/mm/mm.o $(CORE_FILES)
>> 75
>> 76 ifeq ($(CONFIG_SOLARIS_EMUL),y)
>> 77 CORE_FILES += arch/sparc64/solaris/solaris.o
57 endif 78 endif
58 79
59 libs-y += arch/sparc/prom/ !! 80 CORE_FILES += arch/sparc64/math-emu/math-emu.o
60 libs-y += arch/sparc/lib/ !! 81
>> 82 LIBS := $(TOPDIR)/lib/lib.a $(LIBS) $(TOPDIR)/arch/sparc64/prom/promlib.a \
>> 83 $(TOPDIR)/arch/sparc64/lib/lib.a
61 84
62 drivers-$(CONFIG_PM) += arch/sparc/power/ !! 85 vmlinux.aout: vmlinux
63 drivers-$(CONFIG_VIDEO) += arch/sparc/video/ !! 86 $(ELFTOAOUT) -o $(TOPDIR)/vmlinux.aout $(TOPDIR)/vmlinux
64 87
65 boot := arch/sparc/boot !! 88 archmrproper:
>> 89 rm -f $(TOPDIR)/include/asm-sparc64/asm_offsets.h
66 90
67 # Default target !! 91 archdep: check_asm
68 all: zImage <<
69 92
70 image zImage uImage tftpboot.img vmlinux.aout: !! 93 check_asm: include/linux/version.h
71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 94 $(MAKE) -C arch/sparc64/kernel check_asm
72 95
73 install: <<
74 $(call cmd,install) <<
75 96
76 archheaders: !! 97 MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
77 $(Q)$(MAKE) $(build)=arch/sparc/kernel <<
78 98
79 vdso-install-$(CONFIG_SPARC64) += arch/sparc/ !! 99 archclean:
80 vdso-install-$(CONFIG_COMPAT) += arch/sparc/ !! 100 @$(MAKEBOOT) clean
81 101
82 # This is the image used for packaging !! 102 tftpboot.img:
83 KBUILD_IMAGE := $(boot)/zImage !! 103 @$(MAKEBOOT) tftpboot.img
84 104
85 # Don't use tabs in echo arguments. !! 105 image:
86 define archhelp !! 106 @$(MAKEBOOT) image
87 echo '* vmlinux - standard SPARC kerne <<
88 echo ' image - kernel image ($(boot <<
89 echo '* zImage - stripped/compressed <<
90 echo ' uImage - U-Boot SPARC32 Image <<
91 echo ' vmlinux.aout - a.out kernel for SPA <<
92 echo ' tftpboot.img - image prepared for t <<
93 endef <<
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