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
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
|
# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
#
# Copyright (c) 2014, Intel Corporation.
# All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# DESCRIPTION
# This implements the 'bootimg-efi' source plugin class for 'wic'
#
# AUTHORS
# Tom Zanussi <tom.zanussi (at] linux.intel.com>
#
import os
import shutil
import re
import tempfile
from mic import kickstart, msger
from mic.utils import misc, fs_related, errors, runner, cmdln
from mic.conf import configmgr
from mic.plugin import pluginmgr
import mic.imager.direct as direct
from mic.pluginbase import SourcePlugin
from mic.utils.oe.misc import *
from mic.imager.direct import DirectImageCreator
class BootimgEFIPlugin(SourcePlugin):
name = 'bootimg-efi'
@classmethod
def do_configure_partition(self, part, cr, cr_workdir, oe_builddir,
bootimg_dir, kernel_dir, native_sysroot):
"""
Called before do_prepare_partition(), creates grubefi config
"""
hdddir = "%s/hdd/boot" % cr_workdir
rm_cmd = "rm -rf %s" % cr_workdir
exec_cmd(rm_cmd)
install_cmd = "install -d %s/EFI/BOOT" % hdddir
exec_cmd(install_cmd)
splash = os.path.join(cr_workdir, "/EFI/boot/splash.jpg")
if os.path.exists(splash):
splashline = "menu background splash.jpg"
else:
splashline = ""
(rootdev, root_part_uuid) = cr._get_boot_config()
options = cr.ks.handler.bootloader.appendLine
grubefi_conf = ""
grubefi_conf += "serial --unit=0 --speed=115200 --word=8 --parity=no --stop=1\n"
grubefi_conf += "default=boot\n"
timeout = kickstart.get_timeout(cr.ks)
if not timeout:
timeout = 0
grubefi_conf += "timeout=%s\n" % timeout
grubefi_conf += "menuentry 'boot'{\n"
kernel = "/vmlinuz"
if cr._ptable_format == 'msdos':
rootstr = rootdev
else:
raise MountError("Unsupported partition table format found")
grubefi_conf += "linux %s root=%s rootwait %s\n" \
% (kernel, rootstr, options)
grubefi_conf += "}\n"
if splashline:
syslinux_conf += "%s\n" % splashline
msger.debug("Writing grubefi config %s/hdd/boot/EFI/BOOT/grub.cfg" \
% cr_workdir)
cfg = open("%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir, "w")
cfg.write(grubefi_conf)
cfg.close()
@classmethod
def do_prepare_partition(self, part, cr, cr_workdir, oe_builddir, bootimg_dir,
kernel_dir, rootfs_dir, native_sysroot):
"""
Called to do the actual content population for a partition i.e. it
'prepares' the partition to be incorporated into the image.
In this case, prepare content for an EFI (grub) boot partition.
"""
if not bootimg_dir:
bootimg_dir = get_bitbake_var("HDDDIR")
if not bootimg_dir:
msger.error("Couldn't find HDDDIR, exiting\n")
# just so the result notes display it
cr.set_bootimg_dir(bootimg_dir)
staging_kernel_dir = kernel_dir
staging_data_dir = bootimg_dir
hdddir = "%s/hdd/boot" % cr_workdir
install_cmd = "install -m 0644 %s/bzImage %s/bzImage" % \
(staging_kernel_dir, hdddir)
exec_cmd(install_cmd)
shutil.copyfile("%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir,
"%s/grub.cfg" % cr_workdir)
cp_cmd = "cp %s/EFI/BOOT/* %s/EFI/BOOT" % (staging_data_dir, hdddir)
exec_cmd(cp_cmd, True)
shutil.move("%s/grub.cfg" % cr_workdir,
"%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir)
du_cmd = "du -bks %s" % hdddir
out = exec_cmd(du_cmd)
blocks = int(out.split()[0])
extra_blocks = part.get_extra_block_count(blocks)
if extra_blocks < BOOTDD_EXTRA_SPACE:
extra_blocks = BOOTDD_EXTRA_SPACE
blocks += extra_blocks
msger.debug("Added %d extra blocks to %s to get to %d total blocks" % \
(extra_blocks, part.mountpoint, blocks))
# Ensure total sectors is an integral number of sectors per
# track or mcopy will complain. Sectors are 512 bytes, and we
# generate images with 32 sectors per track. This calculation is
# done in blocks, thus the mod by 16 instead of 32.
blocks += (16 - (blocks % 16))
# dosfs image, created by mkdosfs
bootimg = "%s/boot.img" % cr_workdir
dosfs_cmd = "mkdosfs -n efi -C %s %d" % (bootimg, blocks)
exec_native_cmd(dosfs_cmd, native_sysroot)
mcopy_cmd = "mcopy -i %s -s %s/* ::/" % (bootimg, hdddir)
exec_native_cmd(mcopy_cmd, native_sysroot)
chmod_cmd = "chmod 644 %s" % bootimg
exec_cmd(chmod_cmd)
du_cmd = "du -Lbms %s" % bootimg
out = exec_cmd(du_cmd)
bootimg_size = out.split()[0]
part.set_size(bootimg_size)
part.set_source_file(bootimg)
|
