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android_device_qcom_common
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device: qcom: common: Inmplement IncrementalOTA_InstallEnd 

Inmplement IncrementalOTA_InstallEnd device specific python function
to handle incremental OTA update of NON-HLOS firmware files.

Change-Id: I4dc656d986ff11ca751924c7a8121257ded9e865
This commit is contained in:
Stanimir Varbanov 2013-05-20 16:47:21 +03:00
parent cdf510cc05
commit 4cb7edf523
1 changed files with 70 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

74
releasetools.py
View File

@ -19,7 +19,7 @@
import common
import re
def LoadFilesMap(zip, type):
def LoadFilesMap(zip, type=None):
try:
data = zip.read("RADIO/filesmap")
except KeyError:
@ -90,7 +90,73 @@ def FullOTA_InstallEnd(info):
if info.type == 'MMC':
FULLOTA_InstallEnd_MMC(info)
def IncrementalOTA_InstallEnd(info):
#TODO: Implement device specific asserstions.
print "warning radio-update: no real implementation of IncrementalOTA_InstallEnd."
def WriteRadioFirmware(info, filename, target_radio_img, source_radio_img=None):
fn = filename[6:]
filesmap = LoadFilesMap(info.target_zip)
if filesmap == {}:
print "warning radio-update: no or invalid filesmap file found. Not flashing %s" % (fn)
return
tf = common.File(filename, target_radio_img)
if source_radio_img is None:
tf.AddToZip(info.output_zip)
info.script.Print("Writing radio...")
InstallRawImage(target_radio_img, info.target_version, info.target_zip, filename, info, filesmap)
else:
sf = common.File(filename, source_radio_img);
if tf.sha1 == sf.sha1:
print "%s image unchanged; skipping" % (fn)
else:
diff = common.Difference(tf, sf)
common.ComputeDifferences([diff])
_, _, d = diff.GetPatch()
if d is None or len(d) > tf.size * common.OPTIONS.patch_threshold:
# compute difference failed or the difference is bigger than
# target file - write the whole target file.
tf.AddToZip(info.output_zip)
info.script.Print("Writing radio ...")
InstallRawImage(target_radio_img, info.target_version, info.target_zip, filename, info, filesmap)
else:
PatchName = fn + ".p"
common.ZipWriteStr(info.output_zip, "patch/" + PatchName, d)
info.script.Print("Patching Radio...")
if info.type == 'MMC':
print "-------- EMMC device given -------"
radio_device = filesmap[fn]
info.script.ApplyPatch("%s:%s:%d:%s:%d:%s" %
("EMMC", radio_device, sf.size, sf.sha1, tf.size, tf.sha1),
"-", tf.size, tf.sha1, sf.sha1, "patch/" + PatchName)
else:
print "-------- MTD device given - not supported --------"
return
def IncrementalOTA_InstallEnd(info):
files = GetRadioFiles(info.target_zip)
if files == {}:
print "warning radio-update: no radio images in input target_files; not flashing radio"
return
filesmap = LoadFilesMap(info.target_zip)
if filesmap == {}:
print "warning radio-update: no or invalid filesmap file found. not flashing radio"
return
info.script.Print("Applying incremental radio image...")
for f in files:
try:
if f == "RADIO/filesmap": continue
target_radio_img = info.target_zip.read(f)
try:
source_radio_img = info.source_zip.read(f)
except KeyError:
print "source radio image = None"
source_radio_img = None
WriteRadioFirmware(info, f, target_radio_img, source_radio_img)
except KeyError:
print "no %s in target target_files; skipping install" % (f)
return