def getSerialAddresses(self, ioportspath):
"Gets serial addresses in form (startaddr, endaddr)"
serialAddresses = []
KEYWORD = "serial"
# Get all lines which include KEYWORD
try:
ioportdata = extractor.extractData(ioportspath)
except IOError:
message.addError("Could not access location: %s\n" % ioportspath +
"Serial device addresses not found.", False)
else:
try:
lines = parseutil.findLines(ioportdata, KEYWORD)
except customExceptions.KeyNotFound:
message.addMessage(
"No serial devices found from file: %s" % ioportspath)
else:
# Retrieve (start,end) data for serial devices
for line in lines:
serialAddresses.append(self.getAddressFromLine(line))
print "Serial devices found: %d\n------------------" % len(serialAddresses)
for addr in serialAddresses:
print " Start: ", "0x" + addr.start, " End: ", "0x" + addr.end
return serialAddresses
def _genDMAR_copyDMAR(self, src, dest):
success = True
# Check if DMAR exists
try:
open(src, "r")
except IOError:
# DMARFileNotFound
message.addMessage("No DMAR file found at: '%s'; " % src +
"No IOMMU devices found.")
success = False
else:
# Copy DMAR to temp folder
try:
shutil.copyfile(src, dest)
except IOError:
message.addMessage("DMAR table at: '%s' " % src +
"could not be copied to location: '%s'" % dest)
# DmarFileNotCopied
message.addError("Could not obtain DMAR information; IOMMU device "
"information not found.", False)
success = False
if success:
self.copiedDMAR = dest
return success
def parseDMAR(self, dmarfilepath=None):
"Parses dmarfile with iasl"
success = True
if dmarfilepath is None:
dmarfilepath = self.getCopiedDmarPath()
dmarfilepath_noext, ext = os.path.splitext(dmarfilepath)
outfile = dmarfilepath_noext + ".dsl"
try:
self._runIasl(dmarfilepath)
except OSError:
# IaslToolNotFound
message.addMessage("iasl tool not found in the system. " +
"Try 'apt-get install iasl' to install.")
message.addError("Could not obtain DMAR information; IOMMU device "
"information not found.", False)
success = False
else:
self.parsedDMAR = outfile
return success