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# Copyright (C) 2009 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 commands needed for Prime during OTA installation
(installing the bootloader and radio images)."""
import common
def FullOTA_InstallEnd(info):
try:
bootloader_img = info.input_zip.read("RADIO/bootloader.img")
except KeyError:
print "no bootloader.img in target_files; skipping install"
else:
WriteBootloader(info, bootloader_img)
try:
radio_img = info.input_zip.read("RADIO/radio.img")
except KeyError:
print "no radio.img in target_files; skipping install"
else:
WriteRadio(info, radio_img)
def IncrementalOTA_InstallEnd(info):
try:
target_bootloader_img = info.target_zip.read("RADIO/bootloader.img")
try:
source_bootloader_img = info.source_zip.read("RADIO/bootloader.img")
except KeyError:
source_bootloader_img = None
if source_bootloader_img == target_bootloader_img:
print "bootloader unchanged; skipping"
else:
WriteBootloader(info, target_bootloader_img)
except KeyError:
print "no bootloader.img in target target_files; skipping install"
try:
target_radio_img = info.target_zip.read("RADIO/radio.img")
try:
source_radio_img = info.source_zip.read("RADIO/radio.img")
except KeyError:
source_radio_img = None
if source_radio_img == target_radio_img:
print "radio unchanged; skipping"
else:
WriteRadio(info, target_radio_img)
except KeyError:
print "no radio.img in target target_files; skipping install"
def WriteBootloader(info, bootloader_img):
common.ZipWriteStr(info.output_zip, "bootloader.img", bootloader_img)
fstab = info.info_dict["fstab"]
info.script.Print("Writing bootloader...")
info.script.AppendExtra('''samsung.write_bootloader(
package_extract_file("bootloader.img"), "%s", "%s");''' % \
(fstab["/xloader"].device, fstab["/sbl"].device))
def WriteRadio(info, radio_img):
common.ZipWriteStr(info.output_zip, "radio.img", radio_img)
info.script.Print("Writing radio...")
info.script.WriteRawImage("/radio", "radio.img")
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