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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 | 166 |
1 files changed, 166 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..53f1782381 --- /dev/null +++ b/scripts/lib/wic/plugins/source/bootimg-efi.py | |||
@@ -0,0 +1,166 @@ | |||
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_partition(self, part, cr, cr_workdir, oe_builddir, | ||
46 | bootimg_dir, kernel_dir, native_sysroot): | ||
47 | """ | ||
48 | Called before do_prepare_partition(), creates grubefi config | ||
49 | """ | ||
50 | hdddir = "%s/hdd/boot" % cr_workdir | ||
51 | rm_cmd = "rm -rf %s" % cr_workdir | ||
52 | exec_cmd(rm_cmd) | ||
53 | |||
54 | install_cmd = "install -d %s/EFI/BOOT" % hdddir | ||
55 | exec_cmd(install_cmd) | ||
56 | |||
57 | splash = os.path.join(cr_workdir, "/EFI/boot/splash.jpg") | ||
58 | if os.path.exists(splash): | ||
59 | splashline = "menu background splash.jpg" | ||
60 | else: | ||
61 | splashline = "" | ||
62 | |||
63 | (rootdev, root_part_uuid) = cr._get_boot_config() | ||
64 | options = cr.ks.handler.bootloader.appendLine | ||
65 | |||
66 | grubefi_conf = "" | ||
67 | grubefi_conf += "serial --unit=0 --speed=115200 --word=8 --parity=no --stop=1\n" | ||
68 | grubefi_conf += "default=boot\n" | ||
69 | timeout = kickstart.get_timeout(cr.ks) | ||
70 | if not timeout: | ||
71 | timeout = 0 | ||
72 | grubefi_conf += "timeout=%s\n" % timeout | ||
73 | grubefi_conf += "menuentry 'boot'{\n" | ||
74 | |||
75 | kernel = "/vmlinuz" | ||
76 | |||
77 | if cr._ptable_format == 'msdos': | ||
78 | rootstr = rootdev | ||
79 | else: | ||
80 | raise ImageError("Unsupported partition table format found") | ||
81 | |||
82 | grubefi_conf += "linux %s root=%s rootwait %s\n" \ | ||
83 | % (kernel, rootstr, options) | ||
84 | grubefi_conf += "}\n" | ||
85 | if splashline: | ||
86 | syslinux_conf += "%s\n" % splashline | ||
87 | |||
88 | msger.debug("Writing grubefi config %s/hdd/boot/EFI/BOOT/grub.cfg" \ | ||
89 | % cr_workdir) | ||
90 | cfg = open("%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir, "w") | ||
91 | cfg.write(grubefi_conf) | ||
92 | cfg.close() | ||
93 | |||
94 | @classmethod | ||
95 | def do_prepare_partition(self, part, cr, cr_workdir, oe_builddir, bootimg_dir, | ||
96 | kernel_dir, rootfs_dir, native_sysroot): | ||
97 | """ | ||
98 | Called to do the actual content population for a partition i.e. it | ||
99 | 'prepares' the partition to be incorporated into the image. | ||
100 | In this case, prepare content for an EFI (grub) boot partition. | ||
101 | """ | ||
102 | if not bootimg_dir: | ||
103 | bootimg_dir = get_bitbake_var("HDDDIR") | ||
104 | if not bootimg_dir: | ||
105 | msger.error("Couldn't find HDDDIR, exiting\n") | ||
106 | # just so the result notes display it | ||
107 | cr.set_bootimg_dir(bootimg_dir) | ||
108 | |||
109 | staging_kernel_dir = kernel_dir | ||
110 | staging_data_dir = bootimg_dir | ||
111 | |||
112 | hdddir = "%s/hdd/boot" % cr_workdir | ||
113 | |||
114 | install_cmd = "install -m 0644 %s/bzImage %s/bzImage" % \ | ||
115 | (staging_kernel_dir, hdddir) | ||
116 | exec_cmd(install_cmd) | ||
117 | |||
118 | shutil.copyfile("%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir, | ||
119 | "%s/grub.cfg" % cr_workdir) | ||
120 | |||
121 | cp_cmd = "cp %s/EFI/BOOT/* %s/EFI/BOOT" % (staging_data_dir, hdddir) | ||
122 | exec_cmd(cp_cmd, True) | ||
123 | |||
124 | shutil.move("%s/grub.cfg" % cr_workdir, | ||
125 | "%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir) | ||
126 | |||
127 | du_cmd = "du -bks %s" % hdddir | ||
128 | out = exec_cmd(du_cmd) | ||
129 | blocks = int(out.split()[0]) | ||
130 | |||
131 | extra_blocks = part.get_extra_block_count(blocks) | ||
132 | |||
133 | if extra_blocks < BOOTDD_EXTRA_SPACE: | ||
134 | extra_blocks = BOOTDD_EXTRA_SPACE | ||
135 | |||
136 | blocks += extra_blocks | ||
137 | |||
138 | msger.debug("Added %d extra blocks to %s to get to %d total blocks" % \ | ||
139 | (extra_blocks, part.mountpoint, blocks)) | ||
140 | |||
141 | # Ensure total sectors is an integral number of sectors per | ||
142 | # track or mcopy will complain. Sectors are 512 bytes, and we | ||
143 | # generate images with 32 sectors per track. This calculation is | ||
144 | # done in blocks, thus the mod by 16 instead of 32. | ||
145 | blocks += (16 - (blocks % 16)) | ||
146 | |||
147 | # dosfs image, created by mkdosfs | ||
148 | bootimg = "%s/boot.img" % cr_workdir | ||
149 | |||
150 | dosfs_cmd = "mkdosfs -n efi -C %s %d" % (bootimg, blocks) | ||
151 | exec_native_cmd(dosfs_cmd, native_sysroot) | ||
152 | |||
153 | mcopy_cmd = "mcopy -i %s -s %s/* ::/" % (bootimg, hdddir) | ||
154 | exec_native_cmd(mcopy_cmd, native_sysroot) | ||
155 | |||
156 | chmod_cmd = "chmod 644 %s" % bootimg | ||
157 | exec_cmd(chmod_cmd) | ||
158 | |||
159 | du_cmd = "du -Lbms %s" % bootimg | ||
160 | out = exec_cmd(du_cmd) | ||
161 | bootimg_size = out.split()[0] | ||
162 | |||
163 | part.set_size(bootimg_size) | ||
164 | part.set_source_file(bootimg) | ||
165 | |||
166 | |||