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 # 9 #
22 10
23 CHECKFLAGS += -D__sparc__ !! 11 NM := $(NM) -B
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 # <<
41 12
42 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D !! 13 LDFLAGS_vmlinux := -static -N #-relax
43 KBUILD_LDFLAGS := -m elf64_sparc !! 14 CHECKFLAGS += -D__alpha__
44 export BITS := 64 !! 15 cflags-y := -pipe -mno-fp-regs -ffixed-8
45 UTS_MACHINE := sparc64 !! 16 cflags-y += $(call cc-option, -fno-jump-tables)
46 17
47 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ult !! 18 cpuflags-$(CONFIG_ALPHA_EV4) := -mcpu=ev4
48 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall- !! 19 cpuflags-$(CONFIG_ALPHA_EV5) := -mcpu=ev5
49 KBUILD_CFLAGS += -Wa,--undeclared-regs !! 20 cpuflags-$(CONFIG_ALPHA_EV56) := -mcpu=ev56
50 KBUILD_CFLAGS += $(call cc-option,-mtune=ultra !! 21 cpuflags-$(CONFIG_ALPHA_POLARIS) := -mcpu=pca56
51 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--u !! 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
52 30
53 ifeq ($(CONFIG_MCOUNT),y) !! 31 cflags-y += $(cpuflags-y)
54 KBUILD_CFLAGS += -pg <<
55 endif <<
56 32
57 endif <<
58 33
59 libs-y += arch/sparc/prom/ !! 34 # For TSUNAMI, we must have the assembler not emulate our instructions.
60 libs-y += arch/sparc/lib/ !! 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 += $(cflags-y) -Wa,-mev6
61 38
62 drivers-$(CONFIG_PM) += arch/sparc/power/ !! 39 libs-y += arch/alpha/lib/
63 drivers-$(CONFIG_VIDEO) += arch/sparc/video/ <<
64 40
65 boot := arch/sparc/boot !! 41 # export what is needed by arch/alpha/boot/Makefile
>> 42 LIBS_Y := $(patsubst %/, %/lib.a, $(libs-y))
>> 43 export LIBS_Y
66 44
67 # Default target !! 45 boot := arch/alpha/boot
68 all: zImage <<
69 46
70 image zImage uImage tftpboot.img vmlinux.aout: !! 47 #Default target when executing make with no arguments
71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 48 all boot: $(boot)/vmlinux.gz
72 49
73 install: !! 50 $(boot)/vmlinux.gz: vmlinux
74 $(call cmd,install) !! 51 $(Q)$(MAKE) $(build)=$(boot) $@
75 52
76 archheaders: !! 53 bootimage bootpfile bootpzfile: vmlinux
77 $(Q)$(MAKE) $(build)=arch/sparc/kernel !! 54 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
78 <<
79 vdso-install-$(CONFIG_SPARC64) += arch/sparc/ <<
80 vdso-install-$(CONFIG_COMPAT) += arch/sparc/ <<
81 55
82 # This is the image used for packaging !! 56 archheaders:
83 KBUILD_IMAGE := $(boot)/zImage !! 57 $(Q)$(MAKE) $(build)=arch/alpha/kernel/syscalls all
84 58
85 # Don't use tabs in echo arguments. <<
86 define archhelp 59 define archhelp
87 echo '* vmlinux - standard SPARC kerne !! 60 echo '* boot - Compressed kernel image (arch/alpha/boot/vmlinux.gz)'
88 echo ' image - kernel image ($(boot !! 61 echo ' bootimage - SRM bootable image (arch/alpha/boot/bootimage)'
89 echo '* zImage - stripped/compressed !! 62 echo ' bootpfile - BOOTP bootable image (arch/alpha/boot/bootpfile)'
90 echo ' uImage - U-Boot SPARC32 Image !! 63 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 64 endef
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