1 # 1 #
2 # arch/xtensa/boot/Makefile !! 2 # arch/alpha/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 # 9 #
9 10
>> 11 hostprogs := tools/mkbb tools/objstrip
>> 12 targets := vmlinux.gz vmlinux \
>> 13 vmlinux.nh tools/lxboot tools/bootlx tools/bootph \
>> 14 tools/bootpzh bootloader bootpheader bootpzheader
>> 15 OBJSTRIP := $(obj)/tools/objstrip
>> 16
>> 17 KBUILD_HOSTCFLAGS := -Wall -I$(objtree)/usr/include
>> 18 BOOTCFLAGS += -I$(objtree)/$(obj) -I$(srctree)/$(obj)
>> 19
>> 20 # SRM bootable image. Copy to offset 512 of a partition.
>> 21 $(obj)/bootimage: $(addprefix $(obj)/tools/,mkbb lxboot bootlx) $(obj)/vmlinux.nh
>> 22 ( cat $(obj)/tools/lxboot $(obj)/tools/bootlx $(obj)/vmlinux.nh ) > $@
>> 23 $(obj)/tools/mkbb $@ $(obj)/tools/lxboot
>> 24 @echo ' Bootimage $@ is ready'
>> 25
>> 26 # BOOTP bootable image. Define INITRD during make to append initrd image.
>> 27 $(obj)/bootpfile: $(obj)/tools/bootph $(obj)/vmlinux.nh
>> 28 cat $(obj)/tools/bootph $(obj)/vmlinux.nh > $@
>> 29 ifdef INITRD
>> 30 cat $(INITRD) >> $@
>> 31 endif
>> 32
>> 33 # Compressed kernel BOOTP bootable image.
>> 34 # Define INITRD during make to append initrd image.
>> 35 $(obj)/bootpzfile: $(obj)/tools/bootpzh $(obj)/vmlinux.nh.gz
>> 36 cat $(obj)/tools/bootpzh $(obj)/vmlinux.nh.gz > $@
>> 37 ifdef INITRD
>> 38 cat $(INITRD) >> $@
>> 39 endif
10 40
11 # KBUILD_CFLAGS used when building rest of boo !! 41 # Compressed kernel image
12 KBUILD_CFLAGS += -fno-builtin !! 42 $(obj)/vmlinux.gz: $(obj)/vmlinux FORCE
>> 43 $(call if_changed,gzip)
>> 44 @echo ' Kernel $@ is ready'
13 45
14 subdir-y := lib !! 46 $(obj)/main.o: $(obj)/ksize.h
15 targets += vmlinux.bin vmlinux.bin.gz !! 47 $(obj)/bootp.o: $(obj)/ksize.h
16 targets += uImage xipImage !! 48 $(obj)/bootpz.o: $(obj)/kzsize.h
>> 49
>> 50 $(obj)/ksize.h: $(obj)/vmlinux.nh FORCE
>> 51 echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
>> 52 ifdef INITRD
>> 53 [ -f $(INITRD) ] || exit 1
>> 54 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
>> 55 endif
>> 56 cmp -s $@T $@ || mv -f $@T $@
>> 57 rm -f $@T
>> 58
>> 59 $(obj)/kzsize.h: $(obj)/vmlinux.nh.gz FORCE
>> 60 echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
>> 61 echo "#define KERNEL_Z_SIZE `ls -l $(obj)/vmlinux.nh.gz | awk '{print $$5}'`" >> $@T
>> 62 ifdef INITRD
>> 63 [ -f $(INITRD) ] || exit 1
>> 64 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
>> 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
>> 75 quiet_cmd_objstrip = OBJSTRIP $@
>> 76 cmd_objstrip = $(OBJSTRIP) $(OSFLAGS_$(@F)) $< $@
>> 77
>> 78 OSFLAGS_vmlinux.nh := -v
>> 79 OSFLAGS_lxboot := -p
>> 80 OSFLAGS_bootlx := -vb
>> 81 OSFLAGS_bootph := -vb
>> 82 OSFLAGS_bootpzh := -vb
17 83
18 # Subdirs for the boot loader(s) !! 84 $(obj)/vmlinux.nh: vmlinux $(OBJSTRIP) FORCE
>> 85 $(call if_changed,objstrip)
19 86
20 boot-$(CONFIG_XTENSA_PLATFORM_ISS) += Image !! 87 $(obj)/vmlinux.nh.gz: $(obj)/vmlinux.nh FORCE
21 boot-$(CONFIG_XTENSA_PLATFORM_XT2000) += Image !! 88 $(call if_changed,gzip)
22 boot-$(CONFIG_XTENSA_PLATFORM_XTFPGA) += Image <<
23 89
24 all: $(boot-y) !! 90 $(obj)/tools/lxboot: $(obj)/bootloader $(OBJSTRIP) FORCE
25 Image: boot-elf !! 91 $(call if_changed,objstrip)
26 zImage: boot-redboot <<
27 uImage: $(obj)/uImage <<
28 xipImage: $(obj)/xipImage <<
29 92
30 boot-elf boot-redboot: $(addprefix $(obj)/,$(s !! 93 $(obj)/tools/bootlx: $(obj)/bootloader $(OBJSTRIP) FORCE
31 $(Q)$(MAKE) $(build)=$(obj)/$@ $(MAKEC !! 94 $(call if_changed,objstrip)
32 95
33 OBJCOPYFLAGS = --strip-all -R .comment -R .not !! 96 $(obj)/tools/bootph: $(obj)/bootpheader $(OBJSTRIP) FORCE
>> 97 $(call if_changed,objstrip)
34 98
35 $(obj)/vmlinux.bin: vmlinux FORCE !! 99 $(obj)/tools/bootpzh: $(obj)/bootpzheader $(OBJSTRIP) FORCE
36 $(call if_changed,objcopy) !! 100 $(call if_changed,objstrip)
37 101
38 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORC !! 102 LDFLAGS_bootloader := -static -T # -N -relax
39 $(call if_changed,gzip) !! 103 LDFLAGS_bootloader := -static -T # -N -relax
>> 104 LDFLAGS_bootpheader := -static -T # -N -relax
>> 105 LDFLAGS_bootpzheader := -static -T # -N -relax
>> 106
>> 107 OBJ_bootlx := $(obj)/head.o $(obj)/stdio.o $(obj)/main.o
>> 108 OBJ_bootph := $(obj)/head.o $(obj)/stdio.o $(obj)/bootp.o
>> 109 OBJ_bootpzh := $(obj)/head.o $(obj)/stdio.o $(obj)/bootpz.o $(obj)/misc.o
>> 110
>> 111 $(obj)/bootloader: $(obj)/bootloader.lds $(OBJ_bootlx) $(LIBS_Y) FORCE
>> 112 $(call if_changed,ld)
40 113
41 boot-elf: $(obj)/vmlinux.bin !! 114 $(obj)/bootpheader: $(obj)/bootloader.lds $(OBJ_bootph) $(LIBS_Y) FORCE
42 boot-redboot: $(obj)/vmlinux.bin.gz !! 115 $(call if_changed,ld)
43 116
44 UIMAGE_LOADADDR = $(CONFIG_KERNEL_LOAD_ADDRESS !! 117 $(obj)/bootpzheader: $(obj)/bootloader.lds $(OBJ_bootpzh) $(LIBS_Y) FORCE
45 UIMAGE_COMPRESSION = gzip !! 118 $(call if_changed,ld)
46 119
47 $(obj)/uImage: $(obj)/vmlinux.bin.gz FORCE !! 120 $(obj)/misc.o: lib/inflate.c
48 $(call if_changed,uimage) <<
49 $(Q)$(kecho) ' Kernel: $@ is ready' <<
50 <<
51 $(obj)/xipImage: vmlinux FORCE <<
52 $(call if_changed,objcopy) <<
53 $(Q)$(kecho) ' Kernel: $@ is ready' <<
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