1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
#
# arch/alpha/boot/Makefile
#
# This file is subject to the terms and conditions of the GNU General Public
# License. See the file "COPYING" in the main directory of this archive
# for more details.
#
# Copyright (C) 1994 by Linus Torvalds
#
hostprogs-y := tools/mkbb tools/objstrip
targets := vmlinux.gz vmlinux \
vmlinux.nh tools/lxboot tools/bootlx tools/bootph \
tools/bootpzh bootloader bootpheader bootpzheader
OBJSTRIP := $(obj)/tools/objstrip
KBUILD_HOSTCFLAGS := -Wall -I$(objtree)/usr/include
BOOTCFLAGS += -I$(objtree)/$(obj) -I$(srctree)/$(obj)
# SRM bootable image. Copy to offset 512 of a partition.
$(obj)/bootimage: $(addprefix $(obj)/tools/,mkbb lxboot bootlx) $(obj)/vmlinux.nh
( cat $(obj)/tools/lxboot $(obj)/tools/bootlx $(obj)/vmlinux.nh ) > $@
$(obj)/tools/mkbb $@ $(obj)/tools/lxboot
@echo ' Bootimage $@ is ready'
# BOOTP bootable image. Define INITRD during make to append initrd image.
$(obj)/bootpfile: $(obj)/tools/bootph $(obj)/vmlinux.nh
cat $(obj)/tools/bootph $(obj)/vmlinux.nh > $@
ifdef INITRD
cat $(INITRD) >> $@
endif
# Compressed kernel BOOTP bootable image.
# Define INITRD during make to append initrd image.
$(obj)/bootpzfile: $(obj)/tools/bootpzh $(obj)/vmlinux.nh.gz
cat $(obj)/tools/bootpzh $(obj)/vmlinux.nh.gz > $@
ifdef INITRD
cat $(INITRD) >> $@
endif
# Compressed kernel image
$(obj)/vmlinux.gz: $(obj)/vmlinux FORCE
$(call if_changed,gzip)
@echo ' Kernel $@ is ready'
$(obj)/main.o: $(obj)/ksize.h
$(obj)/bootp.o: $(obj)/ksize.h
$(obj)/bootpz.o: $(obj)/kzsize.h
$(obj)/ksize.h: $(obj)/vmlinux.nh FORCE
echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
ifdef INITRD
[ -f $(INITRD) ] || exit 1
echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
endif
cmp -s $@T $@ || mv -f $@T $@
rm -f $@T
$(obj)/kzsize.h: $(obj)/vmlinux.nh.gz FORCE
echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
echo "#define KERNEL_Z_SIZE `ls -l $(obj)/vmlinux.nh.gz | awk '{print $$5}'`" >> $@T
ifdef INITRD
[ -f $(INITRD) ] || exit 1
echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
endif
cmp -s $@T $@ || mv -f $@T $@
rm -f $@T
quiet_cmd_strip = STRIP $@
cmd_strip = $(STRIP) -o $@ $<
$(obj)/vmlinux: vmlinux FORCE
$(call if_changed,strip)
quiet_cmd_objstrip = OBJSTRIP $@
cmd_objstrip = $(OBJSTRIP) $(OSFLAGS_$(@F)) $< $@
OSFLAGS_vmlinux.nh := -v
OSFLAGS_lxboot := -p
OSFLAGS_bootlx := -vb
OSFLAGS_bootph := -vb
OSFLAGS_bootpzh := -vb
$(obj)/vmlinux.nh: vmlinux $(OBJSTRIP) FORCE
$(call if_changed,objstrip)
$(obj)/vmlinux.nh.gz: $(obj)/vmlinux.nh FORCE
$(call if_changed,gzip)
$(obj)/tools/lxboot: $(obj)/bootloader $(OBJSTRIP) FORCE
$(call if_changed,objstrip)
$(obj)/tools/bootlx: $(obj)/bootloader $(OBJSTRIP) FORCE
$(call if_changed,objstrip)
$(obj)/tools/bootph: $(obj)/bootpheader $(OBJSTRIP) FORCE
$(call if_changed,objstrip)
$(obj)/tools/bootpzh: $(obj)/bootpzheader $(OBJSTRIP) FORCE
$(call if_changed,objstrip)
LDFLAGS_bootloader := -static -T # -N -relax
LDFLAGS_bootloader := -static -T # -N -relax
LDFLAGS_bootpheader := -static -T # -N -relax
LDFLAGS_bootpzheader := -static -T # -N -relax
OBJ_bootlx := $(obj)/head.o $(obj)/stdio.o $(obj)/main.o
OBJ_bootph := $(obj)/head.o $(obj)/stdio.o $(obj)/bootp.o
OBJ_bootpzh := $(obj)/head.o $(obj)/stdio.o $(obj)/bootpz.o $(obj)/misc.o
$(obj)/bootloader: $(obj)/bootloader.lds $(OBJ_bootlx) $(LIBS_Y) FORCE
$(call if_changed,ld)
$(obj)/bootpheader: $(obj)/bootloader.lds $(OBJ_bootph) $(LIBS_Y) FORCE
$(call if_changed,ld)
$(obj)/bootpzheader: $(obj)/bootloader.lds $(OBJ_bootpzh) $(LIBS_Y) FORCE
$(call if_changed,ld)
$(obj)/misc.o: lib/inflate.c
|
