1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
>> 2 # Makefile for the Sparc boot stuff.
2 # 3 #
3 # Makefile for the linux s390-specific parts o !! 4 # Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
4 # !! 5 # Copyright (C) 1997,1998 Jakub Jelinek (jj@ultra.linux.cz)
5 6
6 # Tooling runtimes are unavailable and cannot !! 7 ROOT_IMG := /usr/src/root.img
7 KCOV_INSTRUMENT := n !! 8 ELFTOAOUT := elftoaout
8 GCOV_PROFILE := n <<
9 UBSAN_SANITIZE := n <<
10 KASAN_SANITIZE := n <<
11 KCSAN_SANITIZE := n <<
12 KMSAN_SANITIZE := n <<
13 9
14 # !! 10 hostprogs := piggyback
15 # Use minimum architecture level so it is poss !! 11 targets := tftpboot.img image zImage vmlinux.aout
16 # message if the kernel is started on a machin !! 12 clean-files := System.map
17 # <<
18 CC_FLAGS_MARCH_MINIMUM := -march=z10 <<
19 13
20 KBUILD_AFLAGS := $(filter-out $(CC_FLAGS_MARCH !! 14 quiet_cmd_elftoaout = ELFTOAOUT $@
21 KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_MARCH !! 15 cmd_elftoaout = $(ELFTOAOUT) $(obj)/image -o $@
22 KBUILD_AFLAGS += $(CC_FLAGS_MARCH_MINIMUM) !! 16 quiet_cmd_piggy = PIGGY $@
23 KBUILD_CFLAGS += $(CC_FLAGS_MARCH_MINIMUM) !! 17 cmd_piggy = $(obj)/piggyback $(BITS) $@ System.map $(ROOT_IMG)
24 !! 18 quiet_cmd_strip = STRIP $@
25 CFLAGS_sclp_early_core.o += -I$(srctree)/drive !! 19 cmd_strip = $(STRIP) -R .comment -R .note -K sun4u_init -K _end -K _start $< -o $@
26 <<
27 obj-y := head.o als.o startup.o physmem_info <<
28 obj-y += string.o ebcdic.o sclp_early_core.o <<
29 obj-y += version.o pgm_check_info.o ctype.o <<
30 obj-y += uv.o printk.o <<
31 obj-$(CONFIG_RANDOMIZE_BASE) += kaslr.o <<
32 obj-y += $(if $(CONFIG_KERNEL_UNCOMPRESSED), <<
33 obj-$(CONFIG_KERNEL_ZSTD) += clz_ctz.o <<
34 obj-$(CONFIG_KMSAN) += kmsan.o <<
35 obj-all := $(obj-y) piggy.o syms.o <<
36 <<
37 targets := bzImage section_cmp.boot.data secti <<
38 targets += vmlinux.lds vmlinux vmlinux.bin vml <<
39 targets += vmlinux.bin.xz vmlinux.bin.lzma vml <<
40 targets += vmlinux.bin.zst info.bin syms.bin v <<
41 targets += relocs.S <<
42 <<
43 OBJECTS := $(addprefix $(obj)/,$(obj-y)) <<
44 OBJECTS_ALL := $(addprefix $(obj)/,$(obj-all)) <<
45 <<
46 clean-files += vmlinux.map <<
47 <<
48 quiet_cmd_section_cmp = SECTCMP $* <<
49 define cmd_section_cmp <<
50 s1=`$(OBJDUMP) -t "$<" | grep "\s$*\s\ <<
51 sed -n "/0000000000000000/! s/ <<
52 s2=`$(OBJDUMP) -t "$(word 2,$^)" | gre <<
53 sed -n "/0000000000000000/! s/ <<
54 if [ "$$s1" != "$$s2" ]; then \ <<
55 echo "error: section $* differ <<
56 exit 1; \ <<
57 fi; \ <<
58 touch $@ <<
59 endef <<
60 20
61 $(obj)/bzImage: $(obj)/vmlinux $(obj)/section_ !! 21 ifeq ($(CONFIG_SPARC64),y)
62 $(call if_changed,objcopy) <<
63 22
64 $(obj)/section_cmp%: vmlinux $(obj)/vmlinux FO !! 23 # Actual linking
65 $(call if_changed,section_cmp) <<
66 24
67 LDFLAGS_vmlinux-$(CONFIG_LD_ORPHAN_WARN) := -- !! 25 $(obj)/zImage: $(obj)/image FORCE
68 LDFLAGS_vmlinux := $(LDFLAGS_vmlinux-y) --ofor !! 26 $(call if_changed,gzip)
69 $(obj)/vmlinux: $(obj)/vmlinux.lds $(OBJECTS_A !! 27 @$(kecho) 'Kernel: $@ is ready' '(#'$(or $(KBUILD_BUILD_VERSION),`cat .version`)')'
70 $(call if_changed,ld) <<
71 <<
72 LDFLAGS_vmlinux.syms := $(LDFLAGS_vmlinux-y) - <<
73 $(obj)/vmlinux.syms: $(obj)/vmlinux.lds $(OBJE <<
74 $(call if_changed,ld) <<
75 <<
76 quiet_cmd_dumpsyms = DUMPSYMS $< <<
77 define cmd_dumpsyms <<
78 $(NM) -n -S --format=bsd "$<" | sed -n <<
79 endef <<
80 28
81 $(obj)/syms.bin: $(obj)/vmlinux.syms FORCE !! 29 $(obj)/vmlinux.aout: vmlinux FORCE
82 $(call if_changed,dumpsyms) !! 30 $(call if_changed,elftoaout)
>> 31 @$(kecho) 'Kernel: $@ is ready' '(#'$(or $(KBUILD_BUILD_VERSION),`cat .version`)')'
>> 32 else
83 33
84 OBJCOPYFLAGS_syms.o := -I binary -O elf64-s390 !! 34 $(obj)/zImage: $(obj)/image FORCE
85 $(obj)/syms.o: $(obj)/syms.bin FORCE !! 35 $(call if_changed,strip)
86 $(call if_changed,objcopy) !! 36 @$(kecho) 'Kernel: $@ is ready' '(#'$(or $(KBUILD_BUILD_VERSION),`cat .version`)')'
87 37
88 OBJCOPYFLAGS_info.bin := -O binary --only-sect !! 38 # The following lines make a readable image for U-Boot.
89 $(obj)/info.bin: vmlinux FORCE !! 39 # uImage - Binary file read by U-boot
90 $(call if_changed,objcopy) !! 40 # uImage.o - object file of uImage for loading with a
91 !! 41 # flash programmer understanding ELF.
92 OBJCOPYFLAGS_info.o := -I binary -O elf64-s390 <<
93 $(obj)/info.o: $(obj)/info.bin FORCE <<
94 $(call if_changed,objcopy) <<
95 42
96 OBJCOPYFLAGS_vmlinux.bin := -O binary --remove !! 43 OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
97 $(obj)/vmlinux.bin: vmlinux FORCE !! 44 $(obj)/image.bin: $(obj)/image FORCE
98 $(call if_changed,objcopy) 45 $(call if_changed,objcopy)
99 46
100 # relocs.S is created by the vmlinux postlink !! 47 $(obj)/image.gz: $(obj)/image.bin FORCE
101 $(obj)/relocs.S: vmlinux <<
102 @true <<
103 <<
104 suffix-$(CONFIG_KERNEL_GZIP) := .gz <<
105 suffix-$(CONFIG_KERNEL_BZIP2) := .bz2 <<
106 suffix-$(CONFIG_KERNEL_LZ4) := .lz4 <<
107 suffix-$(CONFIG_KERNEL_LZMA) := .lzma <<
108 suffix-$(CONFIG_KERNEL_LZO) := .lzo <<
109 suffix-$(CONFIG_KERNEL_XZ) := .xz <<
110 suffix-$(CONFIG_KERNEL_ZSTD) := .zst <<
111 <<
112 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORC <<
113 $(call if_changed,gzip) 48 $(call if_changed,gzip)
114 $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FOR <<
115 $(call if_changed,bzip2_with_size) <<
116 $(obj)/vmlinux.bin.lz4: $(obj)/vmlinux.bin FOR <<
117 $(call if_changed,lz4_with_size) <<
118 $(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FO <<
119 $(call if_changed,lzma_with_size) <<
120 $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FOR <<
121 $(call if_changed,lzo_with_size) <<
122 $(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORC <<
123 $(call if_changed,xzkern_with_size) <<
124 $(obj)/vmlinux.bin.zst: $(obj)/vmlinux.bin FOR <<
125 $(call if_changed,zstd22_with_size) <<
126 49
127 OBJCOPYFLAGS_piggy.o := -I binary -O elf64-s39 !! 50 UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
128 $(obj)/piggy.o: $(obj)/vmlinux.bin$(suffix-y) !! 51 UIMAGE_ENTRYADDR = $(CONFIG_UBOOT_ENTRY_ADDR)
129 $(call if_changed,objcopy) !! 52 UIMAGE_COMPRESSION = gzip
>> 53
>> 54 quiet_cmd_uimage.o = UIMAGE.O $@
>> 55 cmd_uimage.o = $(LD) -Tdata $(CONFIG_UBOOT_FLASH_ADDR) \
>> 56 -r -b binary $@ -o $@.o
>> 57
>> 58 targets += uImage
>> 59 $(obj)/uImage: $(obj)/image.gz FORCE
>> 60 $(call if_changed,uimage)
>> 61 $(call if_changed,uimage.o)
>> 62 @$(kecho) 'Kernel: $@ is ready' '(#'$(or $(KBUILD_BUILD_VERSION),`cat .version`)')'
>> 63
>> 64 endif
>> 65
>> 66 $(obj)/image: vmlinux FORCE
>> 67 $(call if_changed,strip)
>> 68 @$(kecho) 'Kernel: $@ is ready' '(#'$(or $(KBUILD_BUILD_VERSION),`cat .version`)')'
>> 69
>> 70 $(obj)/tftpboot.img: $(obj)/image $(obj)/piggyback System.map $(ROOT_IMG) FORCE
>> 71 $(call if_changed,elftoaout)
>> 72 $(call if_changed,piggy)
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