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1# Makefile for the Sparc boot stuff.
2#
3# Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
4# Copyright (C) 1997,1998 Jakub Jelinek (jj@ultra.linux.cz)
5
6ROOT_IMG := /usr/src/root.img
7ELFTOAOUT := elftoaout
8MKIMAGE := $(srctree)/scripts/mkuboot.sh
9
10hostprogs-y := piggyback btfixupprep
11targets := tftpboot.img btfix.o btfix.S image zImage vmlinux.aout
12clean-files := System.map
13
14quiet_cmd_elftoaout = ELFTOAOUT $@
15 cmd_elftoaout = $(ELFTOAOUT) $(obj)/image -o $@
16quiet_cmd_piggy = PIGGY $@
17 cmd_piggy = $(obj)/piggyback $(BITS) $@ System.map $(ROOT_IMG)
18quiet_cmd_strip = STRIP $@
19 cmd_strip = $(STRIP) -R .comment -R .note -K sun4u_init -K _end -K _start $< -o $@
20
21ifeq ($(CONFIG_SPARC32),y)
22quiet_cmd_btfix = BTFIX $@
23 cmd_btfix = $(OBJDUMP) -x vmlinux | $(obj)/btfixupprep > $@
24quiet_cmd_sysmap = SYSMAP $(obj)/System.map
25 cmd_sysmap = $(CONFIG_SHELL) $(srctree)/scripts/mksysmap
26quiet_cmd_image = LD $@
27 cmd_image = $(LD) $(LDFLAGS) $(EXTRA_LDFLAGS) $(LDFLAGS_$(@F)) -o $@
28
29define rule_image
30 $(if $($(quiet)cmd_image), \
31 echo ' $($(quiet)cmd_image)' &&) \
32 $(cmd_image); \
33 $(if $($(quiet)cmd_sysmap), \
34 echo ' $($(quiet)cmd_sysmap)' &&) \
35 $(cmd_sysmap) $@ $(obj)/System.map; \
36 if [ $$? -ne 0 ]; then \
37 rm -f $@; \
38 /bin/false; \
39 fi; \
40 echo 'cmd_$@ := $(cmd_image)' > $(@D)/.$(@F).cmd
41endef
42
43BTOBJS := $(patsubst %/, %/built-in.o, $(VMLINUX_INIT))
44BTLIBS := $(patsubst %/, %/built-in.o, $(VMLINUX_MAIN))
45LDFLAGS_image := -T arch/sparc/kernel/vmlinux.lds $(BTOBJS) \
46 --start-group $(BTLIBS) --end-group \
47 $(kallsyms.o) $(obj)/btfix.o
48
49# Link the final image including btfixup'ed symbols.
50# This is a replacement for the link done in the top-level Makefile.
51# Note: No dependency on the prerequisite files since that would require
52# make to try check if they are updated - and due to changes
53# in gcc options (path for example) this would result in
54# these files being recompiled for each build.
55$(obj)/image: $(obj)/btfix.o FORCE
56 $(call if_changed_rule,image)
57
58$(obj)/zImage: $(obj)/image
59 $(call if_changed,strip)
60 @echo ' kernel: $@ is ready'
61
62$(obj)/btfix.S: $(obj)/btfixupprep vmlinux FORCE
63 $(call if_changed,btfix)
64
65endif
66
67ifeq ($(CONFIG_SPARC64),y)
68
69# Actual linking
70$(obj)/image: vmlinux FORCE
71 $(call if_changed,strip)
72 @echo ' kernel: $@ is ready'
73
74$(obj)/zImage: $(obj)/image
75 $(call if_changed,gzip)
76 @echo ' kernel: $@ is ready'
77
78$(obj)/vmlinux.aout: vmlinux FORCE
79 $(call if_changed,elftoaout)
80 @echo ' kernel: $@ is ready'
81else
82
83# The following lines make a readable image for U-Boot.
84# uImage - Binary file read by U-boot
85# uImage.o - object file of uImage for loading with a
86# flash programmer understanding ELF.
87
88OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
89$(obj)/image.bin: $(obj)/image FORCE
90 $(call if_changed,objcopy)
91
92$(obj)/image.gz: $(obj)/image.bin
93 $(call if_changed,gzip)
94
95quiet_cmd_uimage = UIMAGE $@
96 cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sparc -O linux -T kernel \
97 -C gzip -a $(CONFIG_UBOOT_LOAD_ADDR) \
98 -e $(CONFIG_UBOOT_ENTRY_ADDR) -n 'Linux-$(KERNELRELEASE)' \
99 -d $< $@
100
101quiet_cmd_uimage.o = UIMAGE.O $@
102 cmd_uimage.o = $(LD) -Tdata $(CONFIG_UBOOT_FLASH_ADDR) \
103 -r -b binary $@ -o $@.o
104
105targets += uImage
106$(obj)/uImage: $(obj)/image.gz
107 $(call if_changed,uimage)
108 $(call if_changed,uimage.o)
109 @echo ' Image $@ is ready'
110
111endif
112
113$(obj)/tftpboot.img: $(obj)/image $(obj)/piggyback System.map $(ROOT_IMG) FORCE
114 $(call if_changed,elftoaout)
115 $(call if_changed,piggy)
1# Makefile for the Sparc boot stuff.
2#
3# Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
4# Copyright (C) 1997,1998 Jakub Jelinek (jj@ultra.linux.cz)
5
6ROOT_IMG := /usr/src/root.img
7ELFTOAOUT := elftoaout
8
9hostprogs-y := piggyback
10targets := tftpboot.img image zImage vmlinux.aout
11clean-files := System.map
12
13quiet_cmd_elftoaout = ELFTOAOUT $@
14 cmd_elftoaout = $(ELFTOAOUT) $(obj)/image -o $@
15quiet_cmd_piggy = PIGGY $@
16 cmd_piggy = $(obj)/piggyback $(BITS) $@ System.map $(ROOT_IMG)
17quiet_cmd_strip = STRIP $@
18 cmd_strip = $(STRIP) -R .comment -R .note -K sun4u_init -K _end -K _start $< -o $@
19
20ifeq ($(CONFIG_SPARC64),y)
21
22# Actual linking
23
24$(obj)/zImage: $(obj)/image
25 $(call if_changed,gzip)
26 @echo ' kernel: $@ is ready'
27
28$(obj)/vmlinux.aout: vmlinux FORCE
29 $(call if_changed,elftoaout)
30 @echo ' kernel: $@ is ready'
31else
32
33$(obj)/zImage: $(obj)/image
34 $(call if_changed,strip)
35 @echo ' kernel: $@ is ready'
36
37# The following lines make a readable image for U-Boot.
38# uImage - Binary file read by U-boot
39# uImage.o - object file of uImage for loading with a
40# flash programmer understanding ELF.
41
42OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
43$(obj)/image.bin: $(obj)/image FORCE
44 $(call if_changed,objcopy)
45
46$(obj)/image.gz: $(obj)/image.bin
47 $(call if_changed,gzip)
48
49UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
50UIMAGE_ENTRYADDR = $(CONFIG_UBOOT_ENTRY_ADDR)
51UIMAGE_COMPRESSION = gzip
52
53quiet_cmd_uimage.o = UIMAGE.O $@
54 cmd_uimage.o = $(LD) -Tdata $(CONFIG_UBOOT_FLASH_ADDR) \
55 -r -b binary $@ -o $@.o
56
57targets += uImage
58$(obj)/uImage: $(obj)/image.gz
59 $(call if_changed,uimage)
60 $(call if_changed,uimage.o)
61 @echo ' Image $@ is ready'
62
63endif
64
65$(obj)/image: vmlinux FORCE
66 $(call if_changed,strip)
67 @echo ' kernel: $@ is ready'
68
69$(obj)/tftpboot.img: $(obj)/image $(obj)/piggyback System.map $(ROOT_IMG) FORCE
70 $(call if_changed,elftoaout)
71 $(call if_changed,piggy)
72
73install:
74 sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(obj)/zImage \
75 System.map "$(INSTALL_PATH)"