00001 #!/usr/local/bin/python
00002 #
00003 # Copyright 2004
00004 # by
00005 # The Board of Trustees of the
00006 # Leland Stanford Junior University.
00007 # All rights reserved.
00008 #
00009
00010
00011 __facility__ = "Online"
00012 __abstract__ = "Class used to initialize command/response and event fabrics"
00013 __author__ = "A. Perazzo <perazzo@slac.stanford.edu> SLAC - GLAST LAT I&T/Online"
00014 __date__ = ("$Date: 2004/12/14 19:22:03 $").split(' ')[1]
00015 __version__ = "$Revision: 2.5 $"
00016 __release__ = "$Name: R04-12-00 $"
00017 __credits__ = "SLAC"
00018
00019 import LATTE.copyright_SLAC
00020
00021 from LATTE.client.gException import LATInterfaceException
00022 from LATTE.client.gBits import population
00023
00024
00025 class Fabrics(object):
00026 def __init__(self, lcb):
00027 self.__lcb = lcb
00028
00029 def init_cmdrsp(self, cmdmask, cmdmset, pdumask, secmask):
00030 initdelay = 1
00031 tmo = self.__adjusttmo(initdelay, cmdmask)
00032 rsp = self.__lcb.cmdrsp('init_cmdrsp_fabric',
00033 cmdmask, cmdmset, pdumask, secmask)
00034 self.__checkrsp(rsp, tmo)
00035
00036 def insert_cmdrsp(self, cmdmask, pdumask, secmask, arcmask, ctrmask):
00037 insertdelay = 1.5
00038 tmo = self.__adjusttmo(insertdelay, cmdmask, arcmask, ctrmask)
00039 rsp = self.__lcb.cmdrsp('insert_cmdrsp_fabric',
00040 cmdmask, pdumask, secmask, arcmask, ctrmask)
00041 self.__checkrsp(rsp, tmo)
00042
00043 def extract_cmdrsp(self, cmdmask, pdumask, secmask, arcmask, ctrmask):
00044 extractdelay = 0.5
00045 tmo = self.__adjusttmo(extractdelay, cmdmask, arcmask, ctrmask)
00046 rsp = self.__lcb.cmdrsp('extract_cmdrsp_fabric',
00047 cmdmask, pdumask, secmask, arcmask, ctrmask)
00048 self.__checkrsp(rsp, tmo)
00049
00050 def init_event(self, evtmask, evtmset):
00051 rsp = self.__lcb.cmdrsp('init_event_fabric', evtmask, evtmset)
00052 self.__checkrsp(rsp)
00053
00054 def insert_event(self, evtmask):
00055 rsp = self.__lcb.cmdrsp('insert_event_fabric', evtmask)
00056 self.__checkrsp(rsp)
00057
00058 def extract_event(self, evtmask):
00059 rsp = self.__lcb.cmdrsp('extract_event_fabric', evtmask)
00060 self.__checkrsp(rsp)
00061
00062 def __adjusttmo(self, delay, cmdmask, arcmask=0, ctrmask=0):
00063 tmo = self.__lcb.client().gettimeout()
00064 components = population(0x3800ffffL & cmdmask) # EPUs+TEMs
00065 components += population(0x00000fffL & arcmask) # Free boards
00066 components += population(0xffffffffL & ctrmask) # CALs and TRKs
00067 if components:
00068 timeout = tmo + delay*components
00069 self.__lcb.client().settimeout(timeout)
00070 return tmo
00071
00072 def __checkrsp(self, rsp, tmo=None):
00073 if tmo is not None:
00074 if tmo != self.__lcb.client().gettimeout():
00075 self.__lcb.client().settimeout(tmo)
00076 if rsp.status() & 0x3:
00077 raise LATInterfaceException(rsp.status())
