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Diffstat (limited to 'scripts/lib/wic/plugins/source/bootimg-efi.py')
-rw-r--r-- | scripts/lib/wic/plugins/source/bootimg-efi.py | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/scripts/lib/wic/plugins/source/bootimg-efi.py b/scripts/lib/wic/plugins/source/bootimg-efi.py new file mode 100644 index 0000000000..e4067b6dbf --- /dev/null +++ b/scripts/lib/wic/plugins/source/bootimg-efi.py | |||
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1 | # ex:ts=4:sw=4:sts=4:et | ||
2 | # -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- | ||
3 | # | ||
4 | # Copyright (c) 2014, Intel Corporation. | ||
5 | # All rights reserved. | ||
6 | # | ||
7 | # This program is free software; you can redistribute it and/or modify | ||
8 | # it under the terms of the GNU General Public License version 2 as | ||
9 | # published by the Free Software Foundation. | ||
10 | # | ||
11 | # This program is distributed in the hope that it will be useful, | ||
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | # GNU General Public License for more details. | ||
15 | # | ||
16 | # You should have received a copy of the GNU General Public License along | ||
17 | # with this program; if not, write to the Free Software Foundation, Inc., | ||
18 | # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | ||
19 | # | ||
20 | # DESCRIPTION | ||
21 | # This implements the 'bootimg-efi' source plugin class for 'wic' | ||
22 | # | ||
23 | # AUTHORS | ||
24 | # Tom Zanussi <tom.zanussi (at] linux.intel.com> | ||
25 | # | ||
26 | |||
27 | import os | ||
28 | import shutil | ||
29 | import re | ||
30 | import tempfile | ||
31 | |||
32 | from wic import kickstart, msger | ||
33 | from wic.utils import misc, fs_related, errors, runner, cmdln | ||
34 | from wic.conf import configmgr | ||
35 | from wic.plugin import pluginmgr | ||
36 | import wic.imager.direct as direct | ||
37 | from wic.pluginbase import SourcePlugin | ||
38 | from wic.utils.oe.misc import * | ||
39 | from wic.imager.direct import DirectImageCreator | ||
40 | |||
41 | class BootimgEFIPlugin(SourcePlugin): | ||
42 | name = 'bootimg-efi' | ||
43 | |||
44 | @classmethod | ||
45 | def do_configure_grubefi(self, hdddir, cr, cr_workdir): | ||
46 | """ | ||
47 | Create loader-specific (grub-efi) config | ||
48 | """ | ||
49 | splash = os.path.join(cr_workdir, "/EFI/boot/splash.jpg") | ||
50 | if os.path.exists(splash): | ||
51 | splashline = "menu background splash.jpg" | ||
52 | else: | ||
53 | splashline = "" | ||
54 | |||
55 | (rootdev, root_part_uuid) = cr._get_boot_config() | ||
56 | options = cr.ks.handler.bootloader.appendLine | ||
57 | |||
58 | grubefi_conf = "" | ||
59 | grubefi_conf += "serial --unit=0 --speed=115200 --word=8 --parity=no --stop=1\n" | ||
60 | grubefi_conf += "default=boot\n" | ||
61 | timeout = kickstart.get_timeout(cr.ks) | ||
62 | if not timeout: | ||
63 | timeout = 0 | ||
64 | grubefi_conf += "timeout=%s\n" % timeout | ||
65 | grubefi_conf += "menuentry 'boot'{\n" | ||
66 | |||
67 | kernel = "/bzImage" | ||
68 | |||
69 | if cr._ptable_format == 'msdos': | ||
70 | rootstr = rootdev | ||
71 | else: | ||
72 | raise ImageError("Unsupported partition table format found") | ||
73 | |||
74 | grubefi_conf += "linux %s root=%s rootwait %s\n" \ | ||
75 | % (kernel, rootstr, options) | ||
76 | grubefi_conf += "}\n" | ||
77 | if splashline: | ||
78 | syslinux_conf += "%s\n" % splashline | ||
79 | |||
80 | msger.debug("Writing grubefi config %s/hdd/boot/EFI/BOOT/grub.cfg" \ | ||
81 | % cr_workdir) | ||
82 | cfg = open("%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir, "w") | ||
83 | cfg.write(grubefi_conf) | ||
84 | cfg.close() | ||
85 | |||
86 | @classmethod | ||
87 | def do_configure_gummiboot(self, hdddir, cr, cr_workdir): | ||
88 | """ | ||
89 | Create loader-specific (gummiboot) config | ||
90 | """ | ||
91 | install_cmd = "install -d %s/loader" % hdddir | ||
92 | exec_cmd(install_cmd) | ||
93 | |||
94 | install_cmd = "install -d %s/loader/entries" % hdddir | ||
95 | exec_cmd(install_cmd) | ||
96 | |||
97 | (rootdev, root_part_uuid) = cr._get_boot_config() | ||
98 | options = cr.ks.handler.bootloader.appendLine | ||
99 | |||
100 | timeout = kickstart.get_timeout(cr.ks) | ||
101 | if not timeout: | ||
102 | timeout = 0 | ||
103 | |||
104 | loader_conf = "" | ||
105 | loader_conf += "default boot\n" | ||
106 | loader_conf += "timeout %d\n" % timeout | ||
107 | |||
108 | msger.debug("Writing gummiboot config %s/hdd/boot/loader/loader.conf" \ | ||
109 | % cr_workdir) | ||
110 | cfg = open("%s/hdd/boot/loader/loader.conf" % cr_workdir, "w") | ||
111 | cfg.write(loader_conf) | ||
112 | cfg.close() | ||
113 | |||
114 | kernel = "/bzImage" | ||
115 | |||
116 | if cr._ptable_format == 'msdos': | ||
117 | rootstr = rootdev | ||
118 | else: | ||
119 | raise ImageError("Unsupported partition table format found") | ||
120 | |||
121 | boot_conf = "" | ||
122 | boot_conf += "title boot\n" | ||
123 | boot_conf += "linux %s\n" % kernel | ||
124 | boot_conf += "options LABEL=Boot root=%s %s\n" \ | ||
125 | % (rootstr, options) | ||
126 | |||
127 | msger.debug("Writing gummiboot config %s/hdd/boot/loader/entries/boot.conf" \ | ||
128 | % cr_workdir) | ||
129 | cfg = open("%s/hdd/boot/loader/entries/boot.conf" % cr_workdir, "w") | ||
130 | cfg.write(boot_conf) | ||
131 | cfg.close() | ||
132 | |||
133 | |||
134 | @classmethod | ||
135 | def do_configure_partition(self, part, source_params, cr, cr_workdir, | ||
136 | oe_builddir, bootimg_dir, kernel_dir, | ||
137 | native_sysroot): | ||
138 | """ | ||
139 | Called before do_prepare_partition(), creates loader-specific config | ||
140 | """ | ||
141 | hdddir = "%s/hdd/boot" % cr_workdir | ||
142 | rm_cmd = "rm -rf %s" % cr_workdir | ||
143 | exec_cmd(rm_cmd) | ||
144 | |||
145 | install_cmd = "install -d %s/EFI/BOOT" % hdddir | ||
146 | exec_cmd(install_cmd) | ||
147 | |||
148 | try: | ||
149 | if source_params['loader'] == 'grub-efi': | ||
150 | self.do_configure_grubefi(hdddir, cr, cr_workdir) | ||
151 | elif source_params['loader'] == 'gummiboot': | ||
152 | self.do_configure_gummiboot(hdddir, cr, cr_workdir) | ||
153 | else: | ||
154 | msger.error("unrecognized bootimg-efi loader: %s" % source_params['loader']) | ||
155 | except KeyError: | ||
156 | msger.error("bootimg-efi requires a loader, none specified") | ||
157 | |||
158 | |||
159 | @classmethod | ||
160 | def do_prepare_partition(self, part, source_params, cr, cr_workdir, | ||
161 | oe_builddir, bootimg_dir, kernel_dir, | ||
162 | rootfs_dir, native_sysroot): | ||
163 | """ | ||
164 | Called to do the actual content population for a partition i.e. it | ||
165 | 'prepares' the partition to be incorporated into the image. | ||
166 | In this case, prepare content for an EFI (grub) boot partition. | ||
167 | """ | ||
168 | if not bootimg_dir: | ||
169 | bootimg_dir = get_bitbake_var("HDDDIR") | ||
170 | if not bootimg_dir: | ||
171 | msger.error("Couldn't find HDDDIR, exiting\n") | ||
172 | # just so the result notes display it | ||
173 | cr.set_bootimg_dir(bootimg_dir) | ||
174 | |||
175 | staging_kernel_dir = kernel_dir | ||
176 | |||
177 | hdddir = "%s/hdd/boot" % cr_workdir | ||
178 | |||
179 | install_cmd = "install -m 0644 %s/bzImage %s/bzImage" % \ | ||
180 | (staging_kernel_dir, hdddir) | ||
181 | exec_cmd(install_cmd) | ||
182 | |||
183 | try: | ||
184 | if source_params['loader'] == 'grub-efi': | ||
185 | shutil.copyfile("%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir, | ||
186 | "%s/grub.cfg" % cr_workdir) | ||
187 | cp_cmd = "cp %s/EFI/BOOT/* %s/EFI/BOOT" % (bootimg_dir, hdddir) | ||
188 | exec_cmd(cp_cmd, True) | ||
189 | shutil.move("%s/grub.cfg" % cr_workdir, | ||
190 | "%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir) | ||
191 | elif source_params['loader'] == 'gummiboot': | ||
192 | cp_cmd = "cp %s/EFI/BOOT/* %s/EFI/BOOT" % (bootimg_dir, hdddir) | ||
193 | exec_cmd(cp_cmd, True) | ||
194 | else: | ||
195 | msger.error("unrecognized bootimg-efi loader: %s" % source_params['loader']) | ||
196 | except KeyError: | ||
197 | msger.error("bootimg-efi requires a loader, none specified") | ||
198 | |||
199 | du_cmd = "du -bks %s" % hdddir | ||
200 | out = exec_cmd(du_cmd) | ||
201 | blocks = int(out.split()[0]) | ||
202 | |||
203 | extra_blocks = part.get_extra_block_count(blocks) | ||
204 | |||
205 | if extra_blocks < BOOTDD_EXTRA_SPACE: | ||
206 | extra_blocks = BOOTDD_EXTRA_SPACE | ||
207 | |||
208 | blocks += extra_blocks | ||
209 | |||
210 | msger.debug("Added %d extra blocks to %s to get to %d total blocks" % \ | ||
211 | (extra_blocks, part.mountpoint, blocks)) | ||
212 | |||
213 | # Ensure total sectors is an integral number of sectors per | ||
214 | # track or mcopy will complain. Sectors are 512 bytes, and we | ||
215 | # generate images with 32 sectors per track. This calculation is | ||
216 | # done in blocks, thus the mod by 16 instead of 32. | ||
217 | blocks += (16 - (blocks % 16)) | ||
218 | |||
219 | # dosfs image, created by mkdosfs | ||
220 | bootimg = "%s/boot.img" % cr_workdir | ||
221 | |||
222 | dosfs_cmd = "mkdosfs -n efi -C %s %d" % (bootimg, blocks) | ||
223 | exec_native_cmd(dosfs_cmd, native_sysroot) | ||
224 | |||
225 | mcopy_cmd = "mcopy -i %s -s %s/* ::/" % (bootimg, hdddir) | ||
226 | exec_native_cmd(mcopy_cmd, native_sysroot) | ||
227 | |||
228 | chmod_cmd = "chmod 644 %s" % bootimg | ||
229 | exec_cmd(chmod_cmd) | ||
230 | |||
231 | du_cmd = "du -Lbms %s" % bootimg | ||
232 | out = exec_cmd(du_cmd) | ||
233 | bootimg_size = out.split()[0] | ||
234 | |||
235 | part.set_size(bootimg_size) | ||
236 | part.set_source_file(bootimg) | ||