97 lines
3.1 KiB
Python
Executable File
97 lines
3.1 KiB
Python
Executable File
# Copyright (C) 2009 The Android Open Source Project
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# Copyright (c) 2011, Code Aurora Forum. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Emit commands needed for QCOM devices during OTA installation
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(installing the radio image)."""
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import common
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import re
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def LoadFilesMap(zip, type):
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try:
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data = zip.read("RADIO/filesmap")
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except KeyError:
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print "Warning: could not find RADIO/filesmap in %s." % zip
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data = ""
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d = {}
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for line in data.split("\n"):
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line = line.strip()
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if not line or line.startswith("#"): continue
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pieces = line.split()
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if not (len(pieces) == 2):
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raise ValueError("malformed filesmap line: \"%s\"" % (line,))
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d[pieces[0]] = pieces[1]
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return d
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def GetRadioFiles(z):
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out = {}
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for info in z.infolist():
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if info.filename.startswith("RADIO/") and (info.filename.__len__() > len("RADIO/")):
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fn = "RADIO/" + info.filename[6:]
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out[fn] = fn
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return out
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def FullOTA_Assertions(info):
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#TODO: Implement device specific asserstions.
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return
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def IncrementalOTA_Assertions(info):
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#TODO: Implement device specific asserstions.
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return
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def InstallRawImage(image_data, api_version, input_zip, fn, info, filesmap):
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#fn is in RADIO/* format. Extracting just file name.
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filename = fn[6:]
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if api_version >= 3:
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if filename not in filesmap:
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return
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info.script.AppendExtra('package_extract_file("%s", "%s");' % (filename,filesmap[filename]))
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common.ZipWriteStr(info.output_zip, filename, image_data)
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return
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else:
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print "warning raido-update: no support for api_version less than 3."
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def FULLOTA_InstallEnd_MMC(info):
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files = GetRadioFiles(info.input_zip)
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if files == {}:
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print "warning radio-update: no radio image in input target_files; not flashing radio"
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return
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info.script.UnmountAll()
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info.script.Print("Writing radio image...")
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#Load filesmap file
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filesmap = LoadFilesMap(info.input_zip, info.type)
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if filesmap == {}:
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print "warning radio-update: no or invalid filesmap file found. not flashing radio"
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return
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for f in files:
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image_data = info.input_zip.read(f)
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InstallRawImage(image_data, info.input_version, info.input_zip, f, info, filesmap)
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return
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def FULLOTA_InstallEnd_MTD(info):
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print "warning radio-update: no implementation for radio upgrade for NAND devices"
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return
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def FullOTA_InstallEnd(info):
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if info.type == 'MTD':
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FULLOTA_InstallEnd_MTD(info)
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if info.type == 'MMC':
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FULLOTA_InstallEnd_MMC(info)
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def IncrementalOTA_InstallEnd(info):
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#TODO: Implement device specific asserstions.
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print "warning radio-update: no real implementation of IncrementalOTA_InstallEnd."
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return
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