1 # 1 #
2 # arch/alpha/boot/Makefile !! 2 # arch/ppc/boot/Makefile
3 # 3 #
4 # This file is subject to the terms and condit 4 # This file is subject to the terms and conditions of the GNU General Public
5 # License. See the file "COPYING" in the main 5 # License. See the file "COPYING" in the main directory of this archive
6 # for more details. 6 # for more details.
7 # 7 #
8 # Copyright (C) 1994 by Linus Torvalds 8 # Copyright (C) 1994 by Linus Torvalds
>> 9 # Adapted for PowerPC by Gary Thomas
>> 10 # modified by Cort (cort@cs.nmt.edu)
9 # 11 #
10 12
11 hostprogs := tools/mkbb tools/objstrip !! 13 GZIP_FLAGS = -v9f
12 targets := vmlinux.gz vmlinux \ <<
13 vmlinux.nh tools/lxboot too <<
14 tools/bootpzh bootloader bo <<
15 OBJSTRIP := $(obj)/tools/objstrip <<
16 <<
17 KBUILD_HOSTCFLAGS := -Wall -I$(objtree)/usr/in <<
18 BOOTCFLAGS += -I$(objtree)/$(obj) -I$(src <<
19 <<
20 # SRM bootable image. Copy to offset 512 of a <<
21 $(obj)/bootimage: $(addprefix $(obj)/tools/,mk <<
22 ( cat $(obj)/tools/lxboot $(obj)/tools <<
23 $(obj)/tools/mkbb $@ $(obj)/tools/lxbo <<
24 @echo ' Bootimage $@ is ready' <<
25 <<
26 # BOOTP bootable image. Define INITRD during <<
27 $(obj)/bootpfile: $(obj)/tools/bootph $(obj)/v <<
28 cat $(obj)/tools/bootph $(obj)/vmlinux <<
29 ifdef INITRD <<
30 cat $(INITRD) >> $@ <<
31 endif <<
32 <<
33 # Compressed kernel BOOTP bootable image. <<
34 # Define INITRD during make to append initrd i <<
35 $(obj)/bootpzfile: $(obj)/tools/bootpzh $(obj) <<
36 cat $(obj)/tools/bootpzh $(obj)/vmlinu <<
37 ifdef INITRD <<
38 cat $(INITRD) >> $@ <<
39 endif <<
40 <<
41 # Compressed kernel image <<
42 $(obj)/vmlinux.gz: $(obj)/vmlinux FORCE <<
43 $(call if_changed,gzip) <<
44 @echo ' Kernel $@ is ready' <<
45 <<
46 $(obj)/main.o: $(obj)/ksize.h <<
47 $(obj)/bootp.o: $(obj)/ksize.h <<
48 $(obj)/bootpz.o: $(obj)/kzsize.h <<
49 <<
50 $(obj)/ksize.h: $(obj)/vmlinux.nh FORCE <<
51 echo "#define KERNEL_SIZE `ls -l $(obj <<
52 ifdef INITRD <<
53 [ -f $(INITRD) ] || exit 1 <<
54 echo "#define INITRD_IMAGE_SIZE `ls -l <<
55 endif <<
56 cmp -s $@T $@ || mv -f $@T $@ <<
57 rm -f $@T <<
58 14
59 $(obj)/kzsize.h: $(obj)/vmlinux.nh.gz FORCE !! 15 CFLAGS += -fno-builtin -D__BOOTER__ -I$(TOPDIR)/arch/$(ARCH)/boot/include
60 echo "#define KERNEL_SIZE `ls -l $(obj <<
61 echo "#define KERNEL_Z_SIZE `ls -l $(o <<
62 ifdef INITRD <<
63 [ -f $(INITRD) ] || exit 1 <<
64 echo "#define INITRD_IMAGE_SIZE `ls -l <<
65 endif <<
66 cmp -s $@T $@ || mv -f $@T $@ <<
67 rm -f $@T <<
68 <<
69 quiet_cmd_strip = STRIP $@ <<
70 cmd_strip = $(STRIP) -o $@ $< <<
71 <<
72 $(obj)/vmlinux: vmlinux FORCE <<
73 $(call if_changed,strip) <<
74 16
75 quiet_cmd_objstrip = OBJSTRIP $@ !! 17 AFLAGS += -D__BOOTER__
76 cmd_objstrip = $(OBJSTRIP) $(OSFLAGS_$(@ !! 18 OBJCOPY_ARGS = -O elf32-powerpc
77 19
78 OSFLAGS_vmlinux.nh := -v !! 20 MKIMAGE := $(TOPDIR)/scripts/mkuboot.sh
79 OSFLAGS_lxboot := -p <<
80 OSFLAGS_bootlx := -vb <<
81 OSFLAGS_bootph := -vb <<
82 OSFLAGS_bootpzh := -vb <<
83 21
84 $(obj)/vmlinux.nh: vmlinux $(OBJSTRIP) FORCE !! 22 lib/zlib.a: lib/zlib.c
85 $(call if_changed,objstrip) !! 23 $(MAKE) -C lib
86 24
87 $(obj)/vmlinux.nh.gz: $(obj)/vmlinux.nh FORCE !! 25 images/vmlinux.gz: $(TOPDIR)/vmlinux
88 $(call if_changed,gzip) !! 26 $(MAKE) -C images vmlinux.gz
89 27
90 $(obj)/tools/lxboot: $(obj)/bootloader $(OBJST !! 28 # Subdirs and tools needed for each. Assume we always need to go into
91 $(call if_changed,objstrip) !! 29 # 'simple' unless told otherwise.
>> 30 subdir-y := lib common simple
>> 31 subdir-$(CONFIG_ALL_PPC) := chrp pmac prep
>> 32 tools-$(CONFIG_ALL_PPC) := addnote mknote hack-coff mkprep
>> 33 tools-$(CONFIG_4xx) := mktree
>> 34 tools-$(CONFIG_LOPEC) := mkbugboot mkprep
>> 35 tools-$(CONFIG_PPLUS) := mkbugboot mkprep
>> 36 tools-$(CONFIG_PRPMC750) := mkbugboot mkprep
>> 37 tools-$(CONFIG_SPRUCE) := mktree
92 38
93 $(obj)/tools/bootlx: $(obj)/bootloader $(OBJST !! 39 # These are dirs we don't want to go into on BOOT_TARGETS. We have them for
94 $(call if_changed,objstrip) !! 40 # the 'depend' stage.
>> 41 NONBOOT := lib common
95 42
96 $(obj)/tools/bootph: $(obj)/bootpheader $(OBJS !! 43 # These are the subdirs we want to use
97 $(call if_changed,objstrip) !! 44 BOOTDIRS = $(filter-out $(NONBOOT), $(subdir-y))
98 45
99 $(obj)/tools/bootpzh: $(obj)/bootpzheader $(OB !! 46 makeof1275:
100 $(call if_changed,objstrip) !! 47 $(MAKE) -C of1275
101 48
102 LDFLAGS_bootloader := -static -T # -N -relax !! 49 # This will make the tools we need. We do it like this to ensure that we use
103 LDFLAGS_bootloader := -static -T # -N -relax !! 50 # HOSTCC. -- Tom
104 LDFLAGS_bootpheader := -static -T # -N -relax !! 51 maketools:
105 LDFLAGS_bootpzheader := -static -T # -N -relax !! 52 $(MAKE) -C utils $(tools-y)
106 53
107 OBJ_bootlx := $(obj)/head.o $(obj)/stdio.o $ !! 54 # The targets all boards support for boot images.
108 OBJ_bootph := $(obj)/head.o $(obj)/stdio.o $ !! 55 BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd
109 OBJ_bootpzh := $(obj)/head.o $(obj)/stdio.o $ <<
110 56
111 $(obj)/bootloader: $(obj)/bootloader.lds $(OBJ !! 57 $(BOOT_TARGETS): vmapus lib/zlib.a images/vmlinux.gz makeof1275 maketools
112 $(call if_changed,ld) !! 58 ifneq ($(BOOTDIRS),)
>> 59 for d in $(BOOTDIRS); do $(MAKE) -C $$d $@; done
>> 60 endif
113 61
114 $(obj)/bootpheader: $(obj)/bootloader.lds $(OB !! 62 vmapus: $(TOPDIR)/vmlinux
115 $(call if_changed,ld) !! 63 ifdef CONFIG_APUS
>> 64 $(STRIP) $(TOPDIR)/vmlinux -o images/vmapus
>> 65 gzip $(GZIP_FLAGS) images/vmapus
>> 66 endif
116 67
117 $(obj)/bootpzheader: $(obj)/bootloader.lds $(O !! 68 # Make an image for PPCBoot / U-Boot.
118 $(call if_changed,ld) !! 69 uImage: $(MKIMAGE) images/vmlinux.gz
>> 70 $(CONFIG_SHELL) $(MKIMAGE) -A ppc -O linux -T kernel \
>> 71 -C gzip -a 00000000 -e 00000000 \
>> 72 -n 'Linux-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)' \
>> 73 -d images/vmlinux.gz images/vmlinux.UBoot
>> 74 ln -sf vmlinux.UBoot images/uImage
>> 75 rm -f ./mkuboot
>> 76
>> 77 # These are subdirs with files not normally rm'ed. -- Tom
>> 78 clean:
>> 79 $(MAKE) -C images clean
>> 80 $(MAKE) -C utils clean
119 81
120 $(obj)/misc.o: lib/inflate.c !! 82 include $(TOPDIR)/Rules.make
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