lpcmanager

Default UART buffer is now short and baudrate is 19200. Modules that use short uart buffer should not have buffer size and baudrate redefined in xml module description file. This is necessary for compatibility with MC8.

2016-11-11, bmakuc
ba069bb5bfd7
Default UART buffer is now short and baudrate is 19200. Modules that use short uart buffer should not have buffer size and baudrate redefined in xml module description file. This is necessary for compatibility with MC8.
from LPCProto import *
class LPCBootProto(LPCProto):
def HandleTransaction(self, transaction):
res = None
try:
transaction.SetPseudoFile(self.serialPort)
res = transaction.ExchangeData()
except:
pass
return "Stopped", res
class LPCBootTransaction:
def __init__(self, optdata = ""):
self.OptData = optdata
self.pseudofile = None
def SetPseudoFile(self, pseudofile):
self.pseudofile = pseudofile
def ExchangeData(self):
self.pseudofile.write(self.OptData)
return map(lambda x:self.pseudofile.readline(), xrange(self.expectedlines))
class KEEPBOOTINGTransaction(LPCBootTransaction):
def __init__(self):
self.expectedlines = 2
LPCBootTransaction.__init__(self, "md5\n")
class STARTTransaction(LPCBootTransaction):
def __init__(self):
self.expectedlines = 0
LPCBootTransaction.__init__(self, "go\n")
class CHECKMD5Transaction(LPCBootTransaction):
def __init__(self, md5ref):
self.expectedlines = 5
LPCBootTransaction.__init__(self, md5ref+"md5\n")
class LOADTransaction(LPCBootTransaction):
def __init__(self, data, PLCprint):
self.PLCprint = PLCprint
LPCBootTransaction.__init__(self, data)
def ExchangeData(self):
#file("fw.bin","w").write(self.OptData)
data = self.OptData
loptdata = len(self.OptData)
count=0
#self.PLCprint("%dkB:" % (loptdata/1024))
while len(data)>0:
res = self.pseudofile.write(data[:loptdata/100])
data = data[res:]
count += 1
if count % 10 == 0 :
self.PLCprint("%d%%" % count)
else :
self.PLCprint(".")
self.PLCprint("\n")
return True
if __name__ == "__main__":
__builtins__.BMZ_DBG = True
TestConnection = LPCBootProto(2,115200,1200)
mystr=file("fw.bin").read()
def mylog(blah):
print blah,
TestConnection.HandleTransaction(LOADTransaction(mystr, mylog))