>> 1 # $Id: Makefile,v 1.51.2.1 2002/03/14 01:26:21 kanoj Exp $
>> 2 # sparc64/Makefile
1 # 3 #
2 # This file is subject to the terms and condit !! 4 # Makefile for the architecture dependent flags and dependencies on the
3 # License. See the file "COPYING" in the main !! 5 # 64-bit Sparc.
4 # for more details. <<
5 # 6 #
6 # Copyright (C) 2001 - 2005 Tensilica Inc. !! 7 # Copyright (C) 1996,1998 David S. Miller (davem@caip.rutgers.edu)
7 # Copyright (C) 2014 Cadence Design Systems In !! 8 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
8 # 9 #
9 # This file is included by the global makefile <<
10 # architecture-specific flags and dependencies <<
11 10
12 # Core configuration. !! 11 # If the solaris /bin/sh wasn't so broken, I wouldn't need the following
13 # (Use VAR=<xtensa_config> to use another defa !! 12 # line...
>> 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
>> 30 else
>> 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
>> 40 endif
14 41
15 variant-y := $(CONFIG_XTENSA_VARIANT_NAME) !! 42 ifneq ($(NEW_GCC),y)
>> 43 CFLAGS := $(CFLAGS) -pipe -mno-fpu -mtune=ultrasparc -mmedlow \
>> 44 -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare
>> 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
16 51
17 VARIANT = $(variant-y) !! 52 ifeq ($(INLINE_LIMIT),y)
>> 53 CFLAGS := $(CFLAGS) -finline-limit=100000
>> 54 endif
18 55
19 ifneq ($(VARIANT),) !! 56 ifeq ($(CONFIG_MCOUNT),y)
20 ifdef cross_compiling !! 57 CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS))
21 ifndef CROSS_COMPILE !! 58 CFLAGS := $(CFLAGS) -pg
22 CROSS_COMPILE = xtensa_$(VARIANT)- <<
23 endif <<
24 endif <<
25 endif 59 endif
26 60
27 # Platform configuration !! 61 LINKFLAGS = -T arch/sparc64/vmlinux.lds
28 62
29 platform-$(CONFIG_XTENSA_PLATFORM_XT2000) !! 63 HEAD := arch/sparc64/kernel/head.o arch/sparc64/kernel/init_task.o
30 platform-$(CONFIG_XTENSA_PLATFORM_ISS) <<
31 platform-$(CONFIG_XTENSA_PLATFORM_XTFPGA) <<
32 64
33 # temporarily until string.h is fixed !! 65 SUBDIRS += arch/sparc64/kernel arch/sparc64/lib arch/sparc64/mm \
34 KBUILD_CFLAGS += -ffreestanding -D__linux__ !! 66 arch/sparc64/prom
35 KBUILD_CFLAGS += -pipe -mlongcalls -mtext-sect !! 67
36 KBUILD_CFLAGS += $(call cc-option,-mforce-no-p !! 68 ifneq ($(CONFIG_SOLARIS_EMUL),n)
37 KBUILD_CFLAGS += $(call cc-option,-mno-seriali !! 69 SUBDIRS += arch/sparc64/solaris
38 KBUILD_CFLAGS += $(call cc-option,-mno-fdpic,) <<
39 ifneq ($(CONFIG_KERNEL_ABI_CALL0),) <<
40 KBUILD_CFLAGS += -mabi=call0 <<
41 KBUILD_AFLAGS += -mabi=call0 <<
42 endif 70 endif
43 71
44 KBUILD_AFLAGS += -mlongcalls -mtext-section-li !! 72 SUBDIRS += arch/sparc64/math-emu
45 KBUILD_AFLAGS += $(call cc-option,-mno-fdpic,) <<
46 73
47 KBUILD_LDFLAGS += -m elf32xtensa !! 74 CORE_FILES := arch/sparc64/kernel/kernel.o arch/sparc64/mm/mm.o $(CORE_FILES)
48 75
49 ifneq ($(CONFIG_LD_NO_RELAX),) !! 76 ifeq ($(CONFIG_SOLARIS_EMUL),y)
50 KBUILD_LDFLAGS += --no-relax !! 77 CORE_FILES += arch/sparc64/solaris/solaris.o
51 endif 78 endif
52 79
53 CHECKFLAGS += -D$(if $(CONFIG_CPU_BIG_ENDIAN), !! 80 CORE_FILES += arch/sparc64/math-emu/math-emu.o
>> 81
>> 82 LIBS := $(TOPDIR)/lib/lib.a $(LIBS) $(TOPDIR)/arch/sparc64/prom/promlib.a \
>> 83 $(TOPDIR)/arch/sparc64/lib/lib.a
>> 84
>> 85 vmlinux.aout: vmlinux
>> 86 $(ELFTOAOUT) -o $(TOPDIR)/vmlinux.aout $(TOPDIR)/vmlinux
54 87
55 vardirs := $(patsubst %,arch/xtensa/variants/% !! 88 archmrproper:
56 plfdirs := $(patsubst %,arch/xtensa/platforms/ !! 89 rm -f $(TOPDIR)/include/asm-sparc64/asm_offsets.h
57 90
58 KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/% !! 91 archdep: check_asm
59 92
60 KBUILD_DEFCONFIG := iss_defconfig !! 93 check_asm: include/linux/version.h
>> 94 $(MAKE) -C arch/sparc64/kernel check_asm
61 95
62 libs-y += arch/xtensa/lib/ <<
63 96
64 boot := arch/xtensa/boot !! 97 MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
65 98
66 all Image zImage uImage xipImage: vmlinux !! 99 archclean:
67 $(Q)$(MAKE) $(build)=$(boot) $@ !! 100 @$(MAKEBOOT) clean
68 101
69 archheaders: !! 102 tftpboot.img:
70 $(Q)$(MAKE) $(build)=arch/xtensa/kerne !! 103 @$(MAKEBOOT) tftpboot.img
71 104
72 define archhelp !! 105 image:
73 @echo '* Image - Kernel ELF image with !! 106 @$(MAKEBOOT) image
74 @echo '* zImage - Compressed kernel ima <<
75 @echo '* uImage - U-Boot wrapped image' <<
76 @echo ' xipImage - XIP image' <<
77 endef <<
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