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
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
#
# arch/ppc/mbxboot/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
# Adapted for PowerPC by Gary Thomas
# modified by Cort (cort@cs.nmt.edu)
#
.c.s:
$(CC) $(CFLAGS) -S -o $*.s $<
.s.o:
$(AS) -o $*.o $<
.c.o:
$(CC) $(CFLAGS) -DINITRD_OFFSET=$(IOFF) -DINITRD_SIZE=$(ISZ) -DZIMAGE_OFFSET=$(ZOFF) -DZIMAGE_SIZE=$(ZSZ) -c -o $*.o $<
.S.s:
$(CPP) $(AFLAGS) -traditional -o $*.o $<
.S.o:
$(CC) $(AFLAGS) -traditional -c -o $*.o $<
ZOFF = 0
ZSZ = 0
IOFF = 0
ISZ = 0
TFTPIMAGE=/tftpboot/zImage.embedded
ifdef CONFIG_8xx
ZLINKFLAGS = -T vmlinux.lds -Ttext 0x00180000
OBJECTS := head.o misc.o ../coffboot/zlib.o m8xx_tty.o gzimage.o rdimage.o
CFLAGS = $(CPPFLAGS) -O2 -DSTDC_HEADERS -fno-builtin -DCONFIG_8xx
endif
ifdef CONFIG_8260
ZLINKFLAGS = -T vmlinux.lds -Ttext 0x00400000
OBJECTS := head_8260.o misc.o ../coffboot/zlib.o m8260_tty.o embed_config.o gzimage.o rdimage.o
CFLAGS = $(CPPFLAGS) -O2 -DSTDC_HEADERS -fno-builtin -DCONFIG_8260
endif
OBJCOPY_ARGS = -O elf32-powerpc
ifeq ($(CONFIG_MBX),y)
OBJECTS += pci.o qspan_pci.o
CFLAGS += -DCONFIG_MBX
endif
ifeq ($(CONFIG_RPXLITE),y)
CFLAGS += -DCONFIG_RPXLITE
OBJECTS += iic.o embed_config.o
endif
ifeq ($(CONFIG_RPXCLASSIC),y)
CFLAGS += -DCONFIG_RPXCLASSIC
OBJECTS += iic.o embed_config.o pci.o qspan_pci.o
endif
ifeq ($(CONFIG_BSEIP),y)
CFLAGS += -DCONFIG_BSEIP
OBJECTS += iic.o embed_config.o
endif
all: zImage
zvmlinux.initrd: zvmlinux
#
# Build the boot loader images
#
$(OBJCOPY) $(OBJCOPY_ARGS) -R .gzimage gzimage.o
$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
--add-section=.gzimage=../coffboot/vmlinux.gz \
--set-section-flags=.gzimage=alloc,load,readonly,data \
gzimage.o
$(OBJCOPY) $(OBJCOPY_ARGS) -R .rdimage rdimage.o
$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
--add-section=.rdimage=ramdisk.image.gz \
--set-section-flags=.rdimage=alloc,load,readonly,data \
rdimage.o
$(LD) $(ZLINKFLAGS) -o $@ $(OBJECTS)
#
# Compute the sizes/offsets for the final image, and rebuild with these values.
#
$(CC) $(CFLAGS) \
-DINITRD_OFFSET=`sh offset $(OBJDUMP) zvmlinux.initrd .rdimage` \
-DINITRD_SIZE=`sh size $(OBJDUMP) zvmlinux.initrd .rdimage` \
-DZIMAGE_OFFSET=`sh offset $(OBJDUMP) zvmlinux.initrd .gzimage` \
-DZIMAGE_SIZE=`sh size $(OBJDUMP) zvmlinux.initrd .gzimage` \
-c -o misc.o misc.c
$(LD) $(ZLINKFLAGS) -o $@ $(OBJECTS)
$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment $@
$(OBJDUMP) -h $@
zImage: zvmlinux
ln -sf zvmlinux zImage
zImage.initrd: zvmlinux.initrd
ln -sf zvmlinux.initrd zImage.initrd
zvmlinux: $(OBJECTS) ../coffboot/vmlinux.gz
#
# Build the boot loader images
#
#
$(OBJCOPY) $(OBJCOPY_ARGS) -R .gzimage gzimage.o
$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
--add-section=.gzimage=../coffboot/vmlinux.gz \
--set-section-flags=.gzimage=alloc,load,readonly,data \
gzimage.o
$(LD) $(ZLINKFLAGS) -o $@ $(OBJECTS)
#
# Compute the sizes/offsets for the final image, and rebuild with these values.
#
$(CC) $(CFLAGS) \
-DINITRD_OFFSET=0 \
-DINITRD_SIZE=0 \
-DZIMAGE_OFFSET=`sh offset $(OBJDUMP) zvmlinux .gzimage` \
-DZIMAGE_SIZE=`sh size $(OBJDUMP) zvmlinux .gzimage` \
-c -o misc.o misc.c
$(LD) $(ZLINKFLAGS) -o $@ $(OBJECTS)
$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment $@
$(OBJDUMP) -h $@
znetboot : zImage
cp zImage $(TFTPIMAGE)
znetboot.initrd : zImage.initrd
cp zImage.initrd $(TFTPIMAGE)
clean:
rm -f vmlinux* zvmlinux* zImage*
fastdep:
$(TOPDIR)/scripts/mkdep *.[Sch] > .depend
dep:
$(CPP) $(CPPFLAGS) -M *.S *.c > .depend
# just here to match coffboot/Makefile
vmlinux.coff:
vmlinux.coff.initrd:
|
