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# Copyright (C) 2012 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Emit extra commands needed for Group during OTA installation
(installing the bootloader)."""
import common
def FullOTA_InstallEnd(info):
try:
bootloader_bin = info.input_zip.read("RADIO/bootloader.raw")
except KeyError:
print "no bootloader.raw in target_files; skipping install"
else:
WriteBootloader(info, bootloader_bin)
try:
radio_img = info.input_zip.read("RADIO/radio.raw")
except KeyError:
print "no radio.raw in target_files; skipping install"
else:
WriteRadio(info, radio_img)
def IncrementalOTA_InstallBegin(info):
info.script.Unmount("/system")
info.script.TunePartition("/system", "-O", "^has_journal")
info.script.Mount("/system")
def IncrementalOTA_InstallEnd(info):
try:
target_bootloader_bin = info.target_zip.read("RADIO/bootloader.raw")
try:
source_bootloader_bin = info.source_zip.read("RADIO/bootloader.raw")
except KeyError:
source_bootloader_bin = None
if source_bootloader_bin == target_bootloader_bin:
print "bootloader unchanged; skipping"
else:
WriteBootloader(info, target_bootloader_bin)
except KeyError:
print "no bootloader.raw in target target_files; skipping install"
try:
target_radio_img = info.target_zip.read("RADIO/radio.raw")
try:
source_radio_img = info.source_zip.read("RADIO/radio.raw")
except KeyError:
source_radio_img = None
if source_radio_img == target_radio_img:
print "radio image unchanged; skipping"
else:
WriteRadio(info, target_radio_img)
except KeyError:
print "no radio.raw in target_files; skipping install"
def WriteBootloader(info, bootloader_bin):
common.ZipWriteStr(info.output_zip, "bootloader.raw", bootloader_bin)
fstab = info.info_dict["fstab"]
info.script.Print("Writing bootloader...")
info.script.AppendExtra('''package_extract_file("bootloader.raw", "%s");''' %
(fstab["/staging"].device,))
def WriteRadio(info, radio_img):
common.ZipWriteStr(info.output_zip, "radio.raw", radio_img)
fstab = info.info_dict["fstab"]
info.script.Print("Writing radio...")
info.script.AppendExtra("""assert(package_extract_file("radio.raw", "%s"),
mount("ext4", "EMMC", "%s", "/radio"),
bach.update_modem("/radio/SAM_6260_ALL.fls"),
unmount("/radio"));""" %
(fstab["/radio"].device, fstab["/radio"].device))
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