1 # SPDX-License-Identifier: GPL-2.0 <<
2 # 1 #
3 # sparc/Makefile !! 2 # alpha/Makefile
4 # 3 #
5 # Makefile for the architecture dependent flag !! 4 # This file is subject to the terms and conditions of the GNU General Public
6 # Sparc and sparc64. !! 5 # License. See the file "COPYING" in the main directory of this archive
>> 6 # for more details.
7 # 7 #
8 # Copyright (C) 1994,1996,1998 David S. Miller !! 8 # Copyright (C) 1994 by Linus Torvalds
9 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.l <<
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 # <<
22 <<
23 CHECKFLAGS += -D__sparc__ <<
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 <<
35 KBUILD_AFLAGS += -m32 -Wa,-Av8 <<
36 <<
37 else <<
38 ##### <<
39 # sparc64 <<
40 # 9 #
41 10
42 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D !! 11 NM := $(NM) -B
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 <<
56 12
57 endif !! 13 LDFLAGS_vmlinux := -static -N #-relax
>> 14 CHECKFLAGS += -D__alpha__
>> 15 cflags-y := -pipe -mno-fp-regs -ffixed-8
>> 16 cflags-y += $(call cc-option, -fno-jump-tables)
>> 17
>> 18 cpuflags-$(CONFIG_ALPHA_EV4) := -mcpu=ev4
>> 19 cpuflags-$(CONFIG_ALPHA_EV5) := -mcpu=ev5
>> 20 cpuflags-$(CONFIG_ALPHA_EV56) := -mcpu=ev56
>> 21 cpuflags-$(CONFIG_ALPHA_POLARIS) := -mcpu=pca56
>> 22 cpuflags-$(CONFIG_ALPHA_SX164) := -mcpu=pca56
>> 23 cpuflags-$(CONFIG_ALPHA_EV6) := -mcpu=ev6
>> 24 cpuflags-$(CONFIG_ALPHA_EV67) := -mcpu=ev67
>> 25 # If GENERIC, make sure to turn off any instruction set extensions that
>> 26 # the host compiler might have on by default. Given that EV4 and EV5
>> 27 # have the same instruction set, prefer EV5 because an EV5 schedule is
>> 28 # more likely to keep an EV4 processor busy than vice-versa.
>> 29 cpuflags-$(CONFIG_ALPHA_GENERIC) := -mcpu=ev5
>> 30
>> 31 cflags-y += $(cpuflags-y)
>> 32
>> 33
>> 34 # For TSUNAMI, we must have the assembler not emulate our instructions.
>> 35 # The same is true for IRONGATE, POLARIS, PYXIS.
>> 36 # BWX is most important, but we don't really want any emulation ever.
>> 37 KBUILD_CFLAGS += $(cflags-y) -Wa,-mev6
>> 38
>> 39 head-y := arch/alpha/kernel/head.o
>> 40
>> 41 core-y += arch/alpha/kernel/ arch/alpha/mm/
>> 42 core-$(CONFIG_MATHEMU) += arch/alpha/math-emu/
>> 43 drivers-$(CONFIG_OPROFILE) += arch/alpha/oprofile/
>> 44 libs-y += arch/alpha/lib/
>> 45
>> 46 # export what is needed by arch/alpha/boot/Makefile
>> 47 LIBS_Y := $(patsubst %/, %/lib.a, $(libs-y))
>> 48 export LIBS_Y
>> 49
>> 50 boot := arch/alpha/boot
58 51
59 libs-y += arch/sparc/prom/ !! 52 #Default target when executing make with no arguments
60 libs-y += arch/sparc/lib/ !! 53 all boot: $(boot)/vmlinux.gz
61 54
62 drivers-$(CONFIG_PM) += arch/sparc/power/ !! 55 $(boot)/vmlinux.gz: vmlinux
63 drivers-$(CONFIG_VIDEO) += arch/sparc/video/ !! 56 $(Q)$(MAKE) $(build)=$(boot) $@
64 57
65 boot := arch/sparc/boot !! 58 bootimage bootpfile bootpzfile: vmlinux
66 <<
67 # Default target <<
68 all: zImage <<
69 <<
70 image zImage uImage tftpboot.img vmlinux.aout: <<
71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ 59 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
72 60
73 install: !! 61 archclean:
74 $(call cmd,install) !! 62 $(Q)$(MAKE) $(clean)=$(boot)
75 <<
76 archheaders: <<
77 $(Q)$(MAKE) $(build)=arch/sparc/kernel <<
78 <<
79 vdso-install-$(CONFIG_SPARC64) += arch/sparc/ <<
80 vdso-install-$(CONFIG_COMPAT) += arch/sparc/ <<
81 <<
82 # This is the image used for packaging <<
83 KBUILD_IMAGE := $(boot)/zImage <<
84 63
85 # Don't use tabs in echo arguments. <<
86 define archhelp 64 define archhelp
87 echo '* vmlinux - standard SPARC kerne !! 65 echo '* boot - Compressed kernel image (arch/alpha/boot/vmlinux.gz)'
88 echo ' image - kernel image ($(boot !! 66 echo ' bootimage - SRM bootable image (arch/alpha/boot/bootimage)'
89 echo '* zImage - stripped/compressed !! 67 echo ' bootpfile - BOOTP bootable image (arch/alpha/boot/bootpfile)'
90 echo ' uImage - U-Boot SPARC32 Image !! 68 echo ' bootpzfile - compressed kernel BOOTP image (arch/alpha/boot/bootpzfile)'
91 echo ' vmlinux.aout - a.out kernel for SPA <<
92 echo ' tftpboot.img - image prepared for t <<
93 endef 69 endef
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