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1# Copyright (C) 2012 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#      http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15"""Emit extra commands needed for Group during OTA installation
16(installing the bootloader)."""
17
18import common
19
20def FullOTA_InstallEnd(info):
21  try:
22    bootloader_bin = info.input_zip.read("RADIO/bootloader.raw")
23  except KeyError:
24    print "no bootloader.raw in target_files; skipping install"
25  else:
26    WriteBootloader(info, bootloader_bin)
27
28
29def IncrementalOTA_InstallEnd(info):
30  try:
31    target_bootloader_bin = info.target_zip.read("RADIO/bootloader.raw")
32    try:
33      source_bootloader_bin = info.source_zip.read("RADIO/bootloader.raw")
34    except KeyError:
35      source_bootloader_bin = None
36
37    if source_bootloader_bin == target_bootloader_bin:
38      print "bootloader unchanged; skipping"
39    else:
40      WriteBootloader(info, target_bootloader_bin)
41  except KeyError:
42    print "no bootloader.raw in target target_files; skipping install"
43
44
45def WriteBootloader(info, bootloader_bin):
46  common.ZipWriteStr(info.output_zip, "bootloader.raw", bootloader_bin)
47  fstab = info.info_dict["fstab"]
48
49  info.script.Print("Writing bootloader...")
50
51  info.script.AppendExtra('''package_extract_file("bootloader.raw", "%s");''' %
52                          (fstab["/staging"].device,))
53