1 # SPDX-License-Identifier: GPL-2.0 !! 1 # $Id: Makefile,v 1.52 2002/02/09 19:49:31 davem 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)
10 <<
11 # We are not yet configured - so test on arch <<
12 ifeq ($(ARCH),sparc64) <<
13 KBUILD_DEFCONFIG := sparc64_defconfig <<
14 else <<
15 KBUILD_DEFCONFIG := sparc32_defconfig <<
16 endif <<
17 <<
18 ifeq ($(CONFIG_SPARC32),y) <<
19 ##### <<
20 # sparc32 <<
21 # 9 #
22 10
23 CHECKFLAGS += -D__sparc__ !! 11 AFLAGS_vmlinux.lds.o += -Usparc
24 KBUILD_LDFLAGS := -m elf32_sparc <<
25 export BITS := 32 <<
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 12
35 KBUILD_AFLAGS += -m32 -Wa,-Av8 !! 13 CC := $(shell if gcc -m64 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo gcc; else echo sparc64-linux-gcc; fi )
36 14
>> 15 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; )
>> 16 NEW_GAS := $(shell if $(LD) -V 2>&1 | grep 'elf64_sparc' > /dev/null; then echo y; else echo n; fi)
>> 17 UNDECLARED_REGS := $(shell if $(CC) -c -x assembler /dev/null -Wa,--help | grep undeclared-regs > /dev/null; then echo y; else echo n; fi; )
>> 18 INLINE_LIMIT := $(shell if $(CC) -m64 -finline-limit=100000 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo y; else echo n; fi; )
>> 19
>> 20 export NEW_GCC
>> 21
>> 22 ifneq ($(NEW_GAS),y)
>> 23 AS = sparc64-linux-as
>> 24 LD = sparc64-linux-ld
>> 25 NM = sparc64-linux-nm
>> 26 AR = sparc64-linux-ar
>> 27 RANLIB = sparc64-linux-ranlib
37 else 28 else
38 ##### !! 29 AS := $(AS) -64
39 # sparc64 !! 30 LDFLAGS := -m elf64_sparc
40 # <<
41 <<
42 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D <<
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 += $(call cc-option,-mtune=ultra <<
51 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--u <<
52 <<
53 ifeq ($(CONFIG_MCOUNT),y) <<
54 KBUILD_CFLAGS += -pg <<
55 endif 31 endif
56 32
>> 33 ifneq ($(UNDECLARED_REGS),y)
>> 34 CC_UNDECL =
>> 35 else
>> 36 CC_UNDECL = -Wa,--undeclared-regs
>> 37 AS := $(AS) --undeclared-regs
57 endif 38 endif
58 39
59 libs-y += arch/sparc/prom/ !! 40 ifneq ($(NEW_GCC),y)
60 libs-y += arch/sparc/lib/ !! 41 CFLAGS := $(CFLAGS) -pipe -mno-fpu -mtune=ultrasparc -mmedlow \
>> 42 -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare
>> 43 else
>> 44 CFLAGS := $(CFLAGS) -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \
>> 45 -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare \
>> 46 $(CC_UNDECL)
>> 47 AFLAGS += -m64 -mcpu=ultrasparc $(CC_UNDECL)
>> 48 endif
61 49
62 drivers-$(CONFIG_PM) += arch/sparc/power/ !! 50 ifeq ($(INLINE_LIMIT),y)
63 drivers-$(CONFIG_VIDEO) += arch/sparc/video/ !! 51 CFLAGS := $(CFLAGS) -finline-limit=100000
>> 52 endif
64 53
65 boot := arch/sparc/boot !! 54 ifeq ($(CONFIG_MCOUNT),y)
>> 55 CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS))
>> 56 CFLAGS := $(CFLAGS) -pg
>> 57 endif
66 58
67 # Default target !! 59 head-y := arch/sparc64/kernel/head.o arch/sparc64/kernel/init_task.o
68 all: zImage <<
69 60
70 image zImage uImage tftpboot.img vmlinux.aout: !! 61 core-y += arch/sparc64/kernel/ arch/sparc64/mm/
71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 62 core-$(CONFIG_SOLARIS_EMUL) += arch/sparc64/solaris/
>> 63 core-y += arch/sparc64/math-emu/
>> 64 libs-y += arch/sparc64/prom/ arch/sparc64/lib/
72 65
73 install: !! 66 # FIXME: is drivers- right?
74 $(call cmd,install) !! 67 drivers-$(CONFIG_OPROFILE) += arch/sparc64/oprofile/
75 68
76 archheaders: !! 69 boot := arch/sparc64/boot
77 $(Q)$(MAKE) $(build)=arch/sparc/kernel <<
78 70
79 vdso-install-$(CONFIG_SPARC64) += arch/sparc/ !! 71 image tftpboot.img vmlinux.aout: vmlinux
80 vdso-install-$(CONFIG_COMPAT) += arch/sparc/ !! 72 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
81 73
82 # This is the image used for packaging !! 74 archclean:
83 KBUILD_IMAGE := $(boot)/zImage !! 75 $(Q)$(MAKE) $(clean)=$(boot)
84 76
85 # Don't use tabs in echo arguments. <<
86 define archhelp 77 define archhelp
87 echo '* vmlinux - standard SPARC kerne !! 78 echo '* vmlinux - Standard sparc64 kernel'
88 echo ' image - kernel image ($(boot !! 79 echo ' vmlinux.aout - a.out kernel for sparc64'
89 echo '* zImage - stripped/compressed !! 80 echo ' tftpboot.img - Image prepared for tftp'
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 81 endef
>> 82
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