1 # SPDX-License-Identifier: GPL-2.0-only !! 1 # SPDX-License-Identifier: GPL-2.0
2 OBJCOPYFLAGS :=-O binary !! 2 #
3 GZFLAGS :=-9 !! 3 # sparc/Makefile
>> 4 #
>> 5 # Makefile for the architecture dependent flags and dependencies on the
>> 6 # Sparc and sparc64.
>> 7 #
>> 8 # Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu)
>> 9 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
4 10
5 ifdef CONFIG_CPU_HAS_FPU !! 11 # We are not yet configured - so test on arch
6 FPUEXT = f !! 12 ifeq ($(ARCH),sparc64)
>> 13 KBUILD_DEFCONFIG := sparc64_defconfig
>> 14 else
>> 15 KBUILD_DEFCONFIG := sparc32_defconfig
7 endif 16 endif
8 17
9 ifdef CONFIG_CPU_HAS_VDSP !! 18 ifeq ($(CONFIG_SPARC32),y)
10 VDSPEXT = v !! 19 #####
11 endif !! 20 # sparc32
>> 21 #
12 22
13 ifdef CONFIG_CPU_HAS_TEE !! 23 CHECKFLAGS += -D__sparc__
14 TEEEXT = t !! 24 KBUILD_LDFLAGS := -m elf32_sparc
15 endif !! 25 export BITS := 32
>> 26 UTS_MACHINE := sparc
16 27
17 ifdef CONFIG_CPU_CK610 !! 28 # We are adding -Wa,-Av8 to KBUILD_CFLAGS to deal with a specs bug in some
18 CPUTYPE = ck610 !! 29 # versions of gcc. Some gcc versions won't pass -Av8 to binutils when you
19 CSKYABI = abiv1 !! 30 # give -mcpu=v8. This silently worked with older bintutils versions but
20 endif !! 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
21 34
22 ifdef CONFIG_CPU_CK810 !! 35 KBUILD_AFLAGS += -m32 -Wa,-Av8
23 CPUTYPE = ck810 <<
24 CSKYABI = abiv2 <<
25 endif <<
26 36
27 ifdef CONFIG_CPU_CK807 !! 37 else
28 CPUTYPE = ck807 !! 38 #####
29 CSKYABI = abiv2 !! 39 # sparc64
30 endif !! 40 #
31 41
32 ifdef CONFIG_CPU_CK860 !! 42 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__
33 CPUTYPE = ck860 !! 43 KBUILD_LDFLAGS := -m elf64_sparc
34 CSKYABI = abiv2 !! 44 export BITS := 64
35 endif !! 45 UTS_MACHINE := sparc64
36 46
37 ifneq ($(CSKYABI),) !! 47 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow
38 MCPU_STR = $(CPUTYPE)$(FPUEXT)$(VDSPEXT)$(TEEE !! 48 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
39 KBUILD_CFLAGS += -mcpu=$(CPUTYPE) -Wa,-mcpu=$( !! 49 KBUILD_CFLAGS += -Wa,--undeclared-regs
40 KBUILD_CFLAGS += -DCSKYCPU_DEF_NAME=\"$(MCPU_S !! 50 KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
41 KBUILD_CFLAGS += -msoft-float -mdiv !! 51 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
42 KBUILD_CFLAGS += -fno-tree-vectorize <<
43 endif <<
44 52
45 KBUILD_CFLAGS += -pipe !! 53 ifeq ($(CONFIG_MCOUNT),y)
46 ifeq ($(CSKYABI),abiv2) !! 54 KBUILD_CFLAGS += -pg
47 KBUILD_CFLAGS += -mno-stack-size <<
48 endif 55 endif
49 56
50 ifdef CONFIG_FRAME_POINTER <<
51 KBUILD_CFLAGS += -mbacktrace <<
52 endif 57 endif
53 58
54 abidirs := $(patsubst %,arch/csky/%/,$(CSKYABI !! 59 libs-y += arch/sparc/prom/
55 KBUILD_CFLAGS += $(patsubst %,-I$(srctree)/%in !! 60 libs-y += arch/sparc/lib/
>> 61
>> 62 drivers-$(CONFIG_PM) += arch/sparc/power/
>> 63 drivers-$(CONFIG_FB) += arch/sparc/video/
56 64
57 KBUILD_CPPFLAGS += -mlittle-endian !! 65 boot := arch/sparc/boot
58 LDFLAGS += -EL <<
59 66
60 KBUILD_AFLAGS += $(KBUILD_CFLAGS) !! 67 # Default target
>> 68 all: zImage
61 69
62 core-y += arch/csky/$(CSKYABI)/ !! 70 image zImage uImage tftpboot.img vmlinux.aout: vmlinux
>> 71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
63 72
64 libs-y += arch/csky/lib/ \ !! 73 install:
65 $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLA !! 74 $(call cmd,install)
66 75
67 boot := arch/csky/boot !! 76 archheaders:
>> 77 $(Q)$(MAKE) $(build)=arch/sparc/kernel/syscalls all
68 78
69 all: zImage !! 79 PHONY += vdso_install
>> 80 vdso_install:
>> 81 $(Q)$(MAKE) $(build)=arch/sparc/vdso $@
70 82
71 zImage Image uImage: vmlinux !! 83 # This is the image used for packaging
72 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 84 KBUILD_IMAGE := $(boot)/zImage
73 85
>> 86 # Don't use tabs in echo arguments.
74 define archhelp 87 define archhelp
75 echo '* zImage - Compressed kernel im !! 88 echo '* vmlinux - standard SPARC kernel'
76 echo ' Image - Uncompressed kernel !! 89 echo ' image - kernel image ($(boot)/image)'
77 echo ' uImage - U-Boot wrapped zImag !! 90 echo '* zImage - stripped/compressed kernel image ($(boot)/zImage)'
>> 91 echo ' uImage - U-Boot SPARC32 Image (only for LEON)'
>> 92 echo ' vmlinux.aout - a.out kernel for SPARC64'
>> 93 echo ' tftpboot.img - image prepared for tftp'
78 endef 94 endef
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