1 # BK Id: %F% %I% %G% %U% %#% !! 1 # SPDX-License-Identifier: GPL-2.0
2 # 2 #
3 # This file is included by the global makefile !! 3 # sparc/Makefile
4 # architecture-specific flags and dependencies <<
5 # 4 #
6 # This file is subject to the terms and condit !! 5 # Makefile for the architecture dependent flags and dependencies on the
7 # License. See the file "COPYING" in the main !! 6 # Sparc and sparc64.
8 # for more details. <<
9 # 7 #
10 # Copyright (C) 1994 by Linus Torvalds !! 8 # Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu)
11 # Modifications for the OpenRISC architecture: !! 9 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
12 # Copyright (C) 2003 Matjaz Breskvar <phoenix@b <<
13 # Copyright (C) 2010-2011 Jonas Bonn <jonas@sou <<
14 # <<
15 # Based on: <<
16 # arch/i386/Makefile <<
17 <<
18 KBUILD_DEFCONFIG := or1ksim_defconfig <<
19 10
20 OBJCOPYFLAGS := -O binary -R .note -R .comm !! 11 # We are not yet configured - so test on arch
21 LIBGCC := $(shell $(CC) $(KBUILD_CFLA !! 12 ifeq ($(ARCH),sparc64)
>> 13 KBUILD_DEFCONFIG := sparc64_defconfig
>> 14 else
>> 15 KBUILD_DEFCONFIG := sparc32_defconfig
>> 16 endif
22 17
23 KBUILD_CFLAGS += -pipe -ffixed-r10 -D__linux !! 18 ifeq ($(CONFIG_SPARC32),y)
24 KBUILD_CFLAGS += -msfimm -mshftimm !! 19 #####
>> 20 # sparc32
>> 21 #
25 22
26 all: vmlinux.bin !! 23 CHECKFLAGS += -D__sparc__
>> 24 KBUILD_LDFLAGS := -m elf32_sparc
>> 25 export BITS := 32
>> 26 UTS_MACHINE := sparc
>> 27
>> 28 # We are adding -Wa,-Av8 to KBUILD_CFLAGS to deal with a specs bug in some
>> 29 # versions of gcc. Some gcc versions won't pass -Av8 to binutils when you
>> 30 # give -mcpu=v8. This silently worked with older bintutils versions but
>> 31 # does not any more.
>> 32 KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
>> 33 KBUILD_CFLAGS += -Wa,-Av8
27 34
28 boot := arch/$(ARCH)/boot !! 35 KBUILD_AFLAGS += -m32 -Wa,-Av8
29 36
30 ifeq ($(CONFIG_OPENRISC_HAVE_INST_MUL),y) <<
31 KBUILD_CFLAGS += $(call cc-option,-mha <<
32 else 37 else
33 KBUILD_CFLAGS += $(call cc-option,-mso !! 38 #####
34 endif !! 39 # sparc64
>> 40 #
35 41
36 ifeq ($(CONFIG_OPENRISC_HAVE_INST_DIV),y) !! 42 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__
37 KBUILD_CFLAGS += $(call cc-option,-mha !! 43 KBUILD_LDFLAGS := -m elf64_sparc
38 else !! 44 export BITS := 64
39 KBUILD_CFLAGS += $(call cc-option,-mso !! 45 UTS_MACHINE := sparc64
40 endif <<
41 46
42 ifeq ($(CONFIG_OPENRISC_HAVE_INST_CMOV),y) !! 47 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow
43 KBUILD_CFLAGS += $(call cc-option,-mcm !! 48 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
44 endif !! 49 KBUILD_CFLAGS += -Wa,--undeclared-regs
>> 50 KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
>> 51 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
45 52
46 ifeq ($(CONFIG_OPENRISC_HAVE_INST_ROR),y) !! 53 ifeq ($(CONFIG_MCOUNT),y)
47 KBUILD_CFLAGS += $(call cc-option,-mro !! 54 KBUILD_CFLAGS += -pg
48 endif 55 endif
49 56
50 ifeq ($(CONFIG_OPENRISC_HAVE_INST_RORI),y) <<
51 KBUILD_CFLAGS += $(call cc-option,-mro <<
52 endif 57 endif
53 58
54 ifeq ($(CONFIG_OPENRISC_HAVE_INST_SEXT),y) !! 59 libs-y += arch/sparc/prom/
55 KBUILD_CFLAGS += $(call cc-option,-mse !! 60 libs-y += arch/sparc/lib/
56 endif !! 61
>> 62 drivers-$(CONFIG_PM) += arch/sparc/power/
>> 63 drivers-$(CONFIG_VIDEO) += arch/sparc/video/
57 64
58 libs-y += $(LIBGCC) !! 65 boot := arch/sparc/boot
59 66
60 PHONY += vmlinux.bin !! 67 # Default target
>> 68 all: zImage
61 69
62 vmlinux.bin: vmlinux !! 70 image zImage uImage tftpboot.img vmlinux.aout: vmlinux
63 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ 71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
>> 72
>> 73 install:
>> 74 $(call cmd,install)
>> 75
>> 76 archheaders:
>> 77 $(Q)$(MAKE) $(build)=arch/sparc/kernel/syscalls all
>> 78
>> 79 vdso-install-$(CONFIG_SPARC64) += arch/sparc/vdso/vdso64.so.dbg
>> 80 vdso-install-$(CONFIG_COMPAT) += arch/sparc/vdso/vdso32.so.dbg
>> 81
>> 82 # This is the image used for packaging
>> 83 KBUILD_IMAGE := $(boot)/zImage
>> 84
>> 85 # Don't use tabs in echo arguments.
>> 86 define archhelp
>> 87 echo '* vmlinux - standard SPARC kernel'
>> 88 echo ' image - kernel image ($(boot)/image)'
>> 89 echo '* zImage - stripped/compressed kernel image ($(boot)/zImage)'
>> 90 echo ' uImage - U-Boot SPARC32 Image (only for LEON)'
>> 91 echo ' vmlinux.aout - a.out kernel for SPARC64'
>> 92 echo ' tftpboot.img - image prepared for tftp'
>> 93 endef
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