#! /usr/bin/python
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#! /usr/bin/python
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# -*- coding: ISO-8859-1 -*-
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# -*- coding: ISO-8859-1 -*-
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##########################################################################
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##########################################################################
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# Programming utility for Altera EPCS memory on USB Dongle PCB
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# Programming utility for Altera EPCS memory on USB Dongle PCB
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#
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#
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# Copyright (C) 2008 Artec Design
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# Copyright (C) 2008 Artec Design
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#
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#
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# This library is free software; you can redistribute it and/or
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# version 2.1 of the License, or (at your option) any later version.
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#
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#
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# This software is distributed in the hope that it will be useful,
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# This software is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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##########################################################################
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##########################################################################
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#-------------------------------------------------------------------------
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#-------------------------------------------------------------------------
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# Project: Programming utility for Altera EPCS memory on USB Dongle PCB
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# Project: Programming utility for Altera EPCS memory on USB Dongle PCB
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# Name: update.py
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# Name: update.py
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# Purpose: Executable command line tool
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# Purpose: Executable command line tool
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#
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#
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# Author: Jüri Toomessoo <jyrit@artecdesign.ee>
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# Author: Jüri Toomessoo <jyrit@artecdesign.ee>
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# Copyright: (c) 2008 by Artec Design
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# Copyright: (c) 2008 by Artec Design
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# Licence: LGPL
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# Licence: LGPL
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#
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#
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# Created: 12 Mar. 2008
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# Created: 12 Mar. 2008
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# History: 12 Mar. 2008 Version 0.2 released
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# History: 12 Mar. 2008 Version 0.2 released
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#-------------------------------------------------------------------------
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#-------------------------------------------------------------------------
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import os
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import os
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import sys
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import sys
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import string
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import string
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import time
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import time
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#### EPCS code starts here ##################################################################
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#### EPCS code starts here ##################################################################
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#### global funcs ####
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#### global funcs ####
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def usage(s):
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def usage(s):
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print "Artec's Altera EPCS programming utility ver. 0.2.1 for USB Dongle"
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print "Artec's Altera EPCS programming utility ver. 0.2.1 for USB Dongle"
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print "Use with Altera ByteBlaster II programmer or compatible clone on LPT1"
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print "Use with Altera ByteBlaster II programmer or compatible clone on LPT1"
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print "like X-Blaster http://www.customcircuitsolutions.com/cable.html or"
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print "like X-Blaster http://www.customcircuitsolutions.com/cable.html or"
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print "http://fpgaguy.110mb.com/"
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print "http://fpgaguy.110mb.com/"
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print "Usage:"
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print "Usage:"
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print "Query : ",s," -q"
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print "Query : ",s," -q"
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print "Write file : ",s," [-v] <file>"
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print "Write file : ",s," [-v] <file>"
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print "Readback file : ",s," [-v] -r <file>"
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print "Readback file : ",s," [-v] -r <file>"
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print "Options:"
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print "Options:"
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print " -v Enable verbose mode. Displays more progress information"
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print " -v Enable verbose mode. Displays more progress information"
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print " -q Perform EPCS and ByteBlaster II query to see if all is ok"
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print " -q Perform EPCS and ByteBlaster II query to see if all is ok"
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print ""
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print ""
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print "Examples:"
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print "Examples:"
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print ""
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print ""
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print " ",s," dongle_syn.rpd "
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print " ",s," dongle_syn.rpd "
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print " ",s," -r epcs_content.rpd "
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print " ",s," -r epcs_content.rpd "
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######################
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######################
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class DeviceMode:
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class DeviceMode:
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def __init__(self):
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def __init__(self):
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self.v = 0
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self.v = 0
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self.f = 0
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self.f = 0
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self.d = 0
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self.d = 0
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self.q = 0
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self.q = 0
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self.r = 0
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self.r = 0
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self.t = 0
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self.t = 0
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self.e = 0
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self.e = 0
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self.b = 0
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self.b = 0
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self.l = 0
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self.l = 0
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self.filename=""
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self.filename=""
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self.portname=""
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self.portname=""
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self.address=-1
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self.address=-1
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self.offset=-1
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self.offset=-1
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self.length=-1
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self.length=-1
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self.version=4
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self.version=4
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def convParamStr(self,param):
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def convParamStr(self,param):
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mult = 1
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mult = 1
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value = 0
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value = 0
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str = param
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str = param
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if str.find("K")>-1:
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if str.find("K")>-1:
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mult = 1024
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mult = 1024
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str=str.strip("K")
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str=str.strip("K")
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if str.find("M")>-1:
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if str.find("M")>-1:
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mult = 1024*1024
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mult = 1024*1024
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str=str.strip("M")
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str=str.strip("M")
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try:
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try:
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if str.find("x")>-1:
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if str.find("x")>-1:
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value = int(str,0)*mult #conver hex string to int
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value = int(str,0)*mult #conver hex string to int
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else:
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else:
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value = int(str)*mult #conver demical string to int
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value = int(str)*mult #conver demical string to int
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except ValueError:
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except ValueError:
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print "Bad parameter format given for: ",param
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print "Bad parameter format given for: ",param
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return value
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return value
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class EPCSDevice:
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class EPCSDevice:
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def __init__(self):
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def __init__(self):
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self._data = 0xFF
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self._data = 0xFF
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self.mode = 0 #commands are bit flipped
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self.mode = 0 #commands are bit flipped
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self.CMD_WRITE_ENABLE = 0x60 #0x06
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self.CMD_WRITE_ENABLE = 0x60 #0x06
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self.CMD_WRITE_DISABLE= 0x20 #0x04
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self.CMD_WRITE_DISABLE= 0x20 #0x04
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self.CMD_READ_STATUS=0xA0 #0x05
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self.CMD_READ_STATUS=0xA0 #0x05
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self.CMD_READ_BYTES=0xC0 #0x03
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self.CMD_READ_BYTES=0xC0 #0x03
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self.CMD_READ_ID=0xD5 #0xAB
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self.CMD_READ_ID=0xD5 #0xAB
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self.CMD_WRITE_STATUS=0x80 #0x01
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self.CMD_WRITE_STATUS=0x80 #0x01
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self.CMD_WRITE_BYTES=0x40 #0x02
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self.CMD_WRITE_BYTES=0x40 #0x02
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self.CMD_ERASE_BULK=0xE3 #0xC7
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self.CMD_ERASE_BULK=0xE3 #0xC7
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self.CMD_ERASE_SECTOR=0x1B #0xD8
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self.CMD_ERASE_SECTOR=0x1B #0xD8
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if sys.platform=='win32':
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if sys.platform=='win32':
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try:
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try:
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import parallel
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import parallel
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except ImportError:
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except ImportError:
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print "Can't find pyparallel module"
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print "Can't find pyparallel module"
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print "pyparallel is available at: "
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print "pyparallel is available at: "
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print "http://pyserial.sourceforge.net/pyparallel.html"
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print "http://pyserial.sourceforge.net/pyparallel.html"
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print "Supports Windows NT/2k/XP trough giveio.sys"
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print "Supports Windows NT/2k/XP trough giveio.sys"
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sys.exit()
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sys.exit()
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self.pport = parallel.Parallel()
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self.pport = parallel.Parallel()
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else:
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else:
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try:
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try:
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import parallel
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import parallel
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except ImportError:
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except ImportError:
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print "Can't find pyparallel module"
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print "Can't find pyparallel module"
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print "pyparallel is available at: "
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print "pyparallel is available at: "
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print "http://pyserial.sourceforge.net/pyparallel.html"
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print "http://pyserial.sourceforge.net/pyparallel.html"
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print "Supports Linux trough ppdev driver"
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print "Supports Linux trough ppdev driver"
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sys.exit()
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sys.exit()
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self.pport = parallel.Parallel()
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self.pport = parallel.Parallel()
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def open(self):
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def open(self):
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i=0
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i=0
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self.pport.setAutoFeed(1) #enable BB II tristate buffers to drive
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self.pport.setAutoFeed(1) #enable BB II tristate buffers to drive
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#self.pport.setDataDir(0xFF) #enable out mode on pport
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#self.pport.setDataDir(0xFF) #enable out mode on pport
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self.pport.setData(0x10) # set pport D4 this is looped back to ACK when tri's are enabled
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self.pport.setData(0x10) # set pport D4 this is looped back to ACK when tri's are enabled
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if self.pport.getInAcknowledge():
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if self.pport.getInAcknowledge():
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i=i+1
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i=i+1
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self.pport.setData(0x00) # set pport D4 this is looped back to ACK when tri's are enabled
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self.pport.setData(0x00) # set pport D4 this is looped back to ACK when tri's are enabled
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if not self.pport.getInAcknowledge():
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if not self.pport.getInAcknowledge():
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i=i+1
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i=i+1
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if i==2:
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if i==2:
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print "Found ByteBlaster II compatible programmer"
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print "Found ByteBlaster II compatible programmer"
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else:
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else:
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print "Can't find ByteBlaster II on parallel port"
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print "Can't find ByteBlaster II on parallel port"
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sys.exit()
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sys.exit()
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self.pport.setData(0xFF)
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self.pport.setData(0xFF)
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self._data = 0xFF
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self._data = 0xFF
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def close(self):
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def close(self):
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epcs.pport.setData(0xFF)
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epcs.pport.setData(0xFF)
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epcs.pport.setAutoFeed(1) #disable BB II tristate buffers to drive
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epcs.pport.setAutoFeed(1) #disable BB II tristate buffers to drive
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epcs.clearPPDataBit(3) #enable Cyclon chip
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epcs.clearPPDataBit(3) #enable Cyclon chip
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epcs.clearPPDataBit(2) #enable Cyclon chip
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epcs.clearPPDataBit(2) #enable Cyclon chip
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def setPPDataBit(self,bit_no):
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def setPPDataBit(self,bit_no):
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self._data = self._data|(1<<bit_no)
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self._data = self._data|(1<<bit_no)
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self.pport.setData(self._data)
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self.pport.setData(self._data)
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#print "set bit %i setData(0x%2x)"%(bit_no,self._data)
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#print "set bit %i setData(0x%2x)"%(bit_no,self._data)
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#time.sleep(0.0001)
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#time.sleep(0.0001)
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def clearPPDataBit(self,bit_no):
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def clearPPDataBit(self,bit_no):
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self._data = self._data&(~(1<<bit_no))
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self._data = self._data&(~(1<<bit_no))
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self.pport.setData(self._data)
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self.pport.setData(self._data)
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#print "clr bit %i setData(0x%2x)"%(bit_no,self._data)
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#print "clr bit %i setData(0x%2x)"%(bit_no,self._data)
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#time.sleep(0.0001)
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#time.sleep(0.0001)
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def setASDI(self,bit):
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def setASDI(self,bit):
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bit_cleared = self._data&(~(1<<6)) # deal with bit 6 pport D6
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bit_cleared = self._data&(~(1<<6)) # deal with bit 6 pport D6
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bit_cleared = bit_cleared|(bit<<6)
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bit_cleared = bit_cleared|(bit<<6)
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self._data = bit_cleared
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self._data = bit_cleared
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self.pport.setData(self._data)
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self.pport.setData(self._data)
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#print "ast bit %i setData(0x%2x)"%(bit,self._data)
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#print "ast bit %i setData(0x%2x)"%(bit,self._data)
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#time.sleep(0.0001)
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#time.sleep(0.0001)
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def startCycle(self):
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def startCycle(self):
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self.clearPPDataBit(2) # pport D2 is nCS so bit 2 must go low
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self.clearPPDataBit(2) # pport D2 is nCS so bit 2 must go low
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#time.sleep(0.0001)
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#time.sleep(0.0001)
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def endCycle(self):
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def endCycle(self):
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self.setPPDataBit(2) # pport D2 is nCS so bit 2 must go low
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self.setPPDataBit(2) # pport D2 is nCS so bit 2 must go low
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#time.sleep(0.0001)
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#time.sleep(0.0001)
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def clockCycle(self):
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def clockCycle(self):
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self.clearPPDataBit(0) # make falling edge
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self.clearPPDataBit(0) # make falling edge
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#time.sleep(0.0001)
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#time.sleep(0.0001)
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self.setPPDataBit(0) # make rising edge
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self.setPPDataBit(0) # make rising edge
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#time.sleep(0.0001)
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#time.sleep(0.0001)
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def writeCommand(self,command):
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def writeCommand(self,command):
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i=0
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i=0
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#print "-------------------"
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#print "-------------------"
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while i<8:
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while i<8:
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self.setASDI(command&0x01)
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self.setASDI(command&0x01)
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#print "write cmd bit %i"%(command&0x00000001)
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#print "write cmd bit %i"%(command&0x00000001)
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self.clockCycle()
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self.clockCycle()
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command = command >> 1
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command = command >> 1
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i+=1
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i+=1
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#print "-------------------"
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#print "-------------------"
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def writeFlippedByte(self,byte):
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def writeFlippedByte(self,byte):
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#ok lets do bit reversal in a byte
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#ok lets do bit reversal in a byte
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#it would be faster with a look up table (even with autogenerated one) FIXME
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#it would be faster with a look up table (even with autogenerated one) FIXME
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i=0
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i=0
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while i<8:
|
while i<8:
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self.setASDI(byte&0x01)
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self.setASDI(byte&0x01)
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self.clockCycle()
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self.clockCycle()
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byte = byte >> 1
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byte = byte >> 1
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i+=1
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i+=1
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def writeByte(self,byte):
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def writeByte(self,byte):
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#ok lets do bit reversal in a byte
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#ok lets do bit reversal in a byte
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#it would be faster with a look up table (even with autogenerated one) FIXME
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#it would be faster with a look up table (even with autogenerated one) FIXME
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etyb = ((byte&0x01)<<7)|((byte&0x02)<<5)|((byte&0x04)<<3)|((byte&0x08)<<1)|((byte&0x10)>>1)|((byte&0x20)>>3)|((byte&0x40)>>5)|((byte&0x80)>>7)
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etyb = ((byte&0x01)<<7)|((byte&0x02)<<5)|((byte&0x04)<<3)|((byte&0x08)<<1)|((byte&0x10)>>1)|((byte&0x20)>>3)|((byte&0x40)>>5)|((byte&0x80)>>7)
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i=0
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i=0
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while i<8:
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while i<8:
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self.setASDI(etyb&0x01)
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self.setASDI(etyb&0x01)
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self.clockCycle()
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self.clockCycle()
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etyb = etyb >> 1
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etyb = etyb >> 1
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i+=1
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i+=1
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def writeAddress(self,address):
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def writeAddress(self,address):
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byte = (address&0x00FF0000)>>16
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byte = (address&0x00FF0000)>>16
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self.writeByte(byte) #this is used to write byte of address
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self.writeByte(byte) #this is used to write byte of address
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byte = (address&0x0000FF00)>>8
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byte = (address&0x0000FF00)>>8
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self.writeByte(byte)
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self.writeByte(byte)
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byte = (address&0x000000FF)
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byte = (address&0x000000FF)
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self.writeByte(byte)
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self.writeByte(byte)
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def readByte(self):
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def readByte(self):
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i=0
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i=0
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byte = 0
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byte = 0
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#print "-------------------"
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#print "-------------------"
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while i<8:
|
while i<8:
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byte = byte << 1
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byte = byte << 1
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self.clearPPDataBit(0) # make falling edge for read
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self.clearPPDataBit(0) # make falling edge for read
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if self.pport.getInSelected():
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if self.pport.getInSelected():
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byte=byte|0x01
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byte=byte|0x01
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self.setPPDataBit(0) # make rising edge for read
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self.setPPDataBit(0) # make rising edge for read
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i+=1
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i+=1
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#print "-------------------"
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#print "-------------------"
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return byte
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return byte
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######################### EPCS command calls #############################
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######################### EPCS command calls #############################
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def getDeviceID(self):
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def getDeviceID(self):
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self.startCycle()
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self.startCycle()
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self.writeCommand(self.CMD_READ_ID)
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self.writeCommand(self.CMD_READ_ID)
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self.writeCommand(0x00) # dummy write
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self.writeCommand(0x00) # dummy write
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self.writeCommand(0x00) # dummy write
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self.writeCommand(0x00) # dummy write
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self.writeCommand(0x00) # dummy write
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self.writeCommand(0x00) # dummy write
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byte = self.readByte()
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byte = self.readByte()
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self.endCycle()
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self.endCycle()
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return byte
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return byte
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|
|
def setWriteEnable(self):
|
def setWriteEnable(self):
|
self.startCycle()
|
self.startCycle()
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self.writeCommand(self.CMD_WRITE_ENABLE)
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self.writeCommand(self.CMD_WRITE_ENABLE)
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self.endCycle()
|
self.endCycle()
|
|
|
def setWriteDisable(self):
|
def setWriteDisable(self):
|
self.startCycle()
|
self.startCycle()
|
self.writeCommand(self.CMD_WRITE_DISABLE)
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self.writeCommand(self.CMD_WRITE_DISABLE)
|
self.endCycle()
|
self.endCycle()
|
|
|
def getStatusReg(self):
|
def getStatusReg(self):
|
self.startCycle()
|
self.startCycle()
|
self.writeCommand(self.CMD_READ_STATUS)
|
self.writeCommand(self.CMD_READ_STATUS)
|
byte = self.readByte()
|
byte = self.readByte()
|
self.endCycle()
|
self.endCycle()
|
return byte
|
return byte
|
|
|
def readBytes(self,address,count):
|
def readBytes(self,address,count):
|
buffer = ""
|
buffer = ""
|
i = 0
|
i = 0
|
self.startCycle()
|
self.startCycle()
|
self.writeCommand(self.CMD_READ_BYTES)
|
self.writeCommand(self.CMD_READ_BYTES)
|
self.writeAddress(address)
|
self.writeAddress(address)
|
while(i<count):
|
while(i<count):
|
byte = self.readByte()
|
byte = self.readByte()
|
#print "Reading %2x"%(byte)
|
#print "Reading %2x"%(byte)
|
buffer = buffer + chr(byte) #this can continue endlessly if needed the address is auto INC'ed and is freerunning
|
buffer = buffer + chr(byte) #this can continue endlessly if needed the address is auto INC'ed and is freerunning
|
i+=1
|
i+=1
|
self.endCycle()
|
self.endCycle()
|
return buffer
|
return buffer
|
|
|
def readFlippedBytes(self,address,count):
|
def readFlippedBytes(self,address,count):
|
buffer = ""
|
buffer = ""
|
i = 0
|
i = 0
|
self.startCycle()
|
self.startCycle()
|
self.writeCommand(self.CMD_READ_BYTES)
|
self.writeCommand(self.CMD_READ_BYTES)
|
self.writeAddress(address)
|
self.writeAddress(address)
|
while(i<count):
|
while(i<count):
|
byte = self.readByte()
|
byte = self.readByte()
|
etyb = ((byte&0x01)<<7)|((byte&0x02)<<5)|((byte&0x04)<<3)|((byte&0x08)<<1)|((byte&0x10)>>1)|((byte&0x20)>>3)|((byte&0x40)>>5)|((byte&0x80)>>7)
|
etyb = ((byte&0x01)<<7)|((byte&0x02)<<5)|((byte&0x04)<<3)|((byte&0x08)<<1)|((byte&0x10)>>1)|((byte&0x20)>>3)|((byte&0x40)>>5)|((byte&0x80)>>7)
|
#print "Reading %2x"%(byte)
|
#print "Reading %2x"%(byte)
|
buffer = buffer + chr(etyb) #this can continue endlessly if needed the address is auto INC'ed and is freerunning
|
buffer = buffer + chr(etyb) #this can continue endlessly if needed the address is auto INC'ed and is freerunning
|
i+=1
|
i+=1
|
self.endCycle()
|
self.endCycle()
|
return buffer
|
return buffer
|
|
|
def writeBytes(self,address,buffer): #256 is maximum and is physical page limit of EPCS devices
|
def writeBytes(self,address,buffer): #256 is maximum and is physical page limit of EPCS devices
|
count = len(buffer)
|
count = len(buffer)
|
i = 0
|
i = 0
|
self.setWriteEnable() #will be autoreset after this
|
self.setWriteEnable() #will be autoreset after this
|
self.startCycle()
|
self.startCycle()
|
self.writeCommand(self.CMD_WRITE_BYTES)
|
self.writeCommand(self.CMD_WRITE_BYTES)
|
self.writeAddress(address)
|
self.writeAddress(address)
|
while(i<count):
|
while(i<count):
|
#print "Writing %2x"%(ord(buffer[i]))
|
#print "Writing %2x"%(ord(buffer[i]))
|
self.writeByte(ord(buffer[i])) #used also to write a data byte
|
self.writeByte(ord(buffer[i])) #used also to write a data byte
|
i+=1
|
i+=1
|
self.endCycle()
|
self.endCycle()
|
time.sleep(0.0001) #wait untill write compleate, wite time is in order of millis
|
time.sleep(0.0001) #wait untill write compleate, wite time is in order of millis
|
while(self.getStatusReg()&0x01==1):
|
while(self.getStatusReg()&0x01==1):
|
time.sleep(0.00001)
|
time.sleep(0.00001)
|
|
|
def writeFlippedBytes(self,address,buffer): #256 is maximum and is physical page limit of EPCS devices (Altera RPD file is allready byte flipped)
|
def writeFlippedBytes(self,address,buffer): #256 is maximum and is physical page limit of EPCS devices (Altera RPD file is allready byte flipped)
|
#This is used to programm altera byte flipped programming files
|
#This is used to programm altera byte flipped programming files
|
count = len(buffer)
|
count = len(buffer)
|
i = 0
|
i = 0
|
self.setWriteEnable() #will be autoreset after this
|
self.setWriteEnable() #will be autoreset after this
|
self.startCycle()
|
self.startCycle()
|
self.writeCommand(self.CMD_WRITE_BYTES)
|
self.writeCommand(self.CMD_WRITE_BYTES)
|
self.writeAddress(address)
|
self.writeAddress(address)
|
while(i<count):
|
while(i<count):
|
#print "Writing %2x"%(ord(buffer[i]))
|
#print "Writing %2x"%(ord(buffer[i]))
|
self.writeFlippedByte(ord(buffer[i])) #used also to write a data byte
|
self.writeFlippedByte(ord(buffer[i])) #used also to write a data byte
|
i+=1
|
i+=1
|
self.endCycle()
|
self.endCycle()
|
time.sleep(0.0001) #wait untill write compleate, wite time is in order of millis
|
time.sleep(0.0001) #wait untill write compleate, wite time is in order of millis
|
while(self.getStatusReg()&0x01==1):
|
while(self.getStatusReg()&0x01==1):
|
time.sleep(0.00001)
|
time.sleep(0.00001)
|
|
|
def eraseBulk(self):
|
def eraseBulk(self):
|
self.setWriteEnable() #will be autoreset after this
|
self.setWriteEnable() #will be autoreset after this
|
self.startCycle()
|
self.startCycle()
|
self.writeCommand(self.CMD_ERASE_BULK)
|
self.writeCommand(self.CMD_ERASE_BULK)
|
self.endCycle()
|
self.endCycle()
|
time.sleep(3) #wait untill write compleate, wite time is in order of secs
|
time.sleep(3) #wait untill write compleate, wite time is in order of secs
|
while(self.getStatusReg()&0x01==1):
|
while(self.getStatusReg()&0x01==1):
|
time.sleep(0.1)
|
time.sleep(0.1)
|
|
|
|
|
def eraseSector(self,address):
|
def eraseSector(self,address):
|
self.setWriteEnable() #will be autoreset after this
|
self.setWriteEnable() #will be autoreset after this
|
self.startCycle()
|
self.startCycle()
|
self.writeCommand(self.CMD_ERASE_SECTOR)
|
self.writeCommand(self.CMD_ERASE_SECTOR)
|
self.writeAddress(address)
|
self.writeAddress(address)
|
self.endCycle()
|
self.endCycle()
|
time.sleep(1) #wait untill write compleate, wite time is in order of secs
|
time.sleep(1) #wait untill write compleate, wite time is in order of secs
|
while(self.getStatusReg()&0x01==1):
|
while(self.getStatusReg()&0x01==1):
|
time.sleep(0.2)
|
time.sleep(0.2)
|
######################### end EPCS command calls #########################
|
######################### end EPCS command calls #########################
|
|
|
|
|
|
|
################## Main program #########################
|
################## Main program #########################
|
|
|
|
|
last_ops = 0
|
last_ops = 0
|
mode = DeviceMode()
|
mode = DeviceMode()
|
# PARSE ARGUMENTS
|
# PARSE ARGUMENTS
|
for arg in sys.argv:
|
for arg in sys.argv:
|
if len(sys.argv) == 1: # if no arguments display help
|
if len(sys.argv) == 1: # if no arguments display help
|
#usage(sys.argv[0])
|
#usage(sys.argv[0])
|
usage("update.py")
|
usage("update.py")
|
sys.exit()
|
sys.exit()
|
if arg in ("-h","--help","/help","/h"):
|
if arg in ("-h","--help","/help","/h"):
|
#usage(sys.argv[0])
|
#usage(sys.argv[0])
|
usage("update.py")
|
usage("update.py")
|
sys.exit()
|
sys.exit()
|
|
|
if arg[0]=="-": # if options
|
if arg[0]=="-": # if options
|
# parse all options in this
|
# parse all options in this
|
last_ops = sys.argv.index(arg) #if remains last set of options from here start ordered strings
|
last_ops = sys.argv.index(arg) #if remains last set of options from here start ordered strings
|
ops = arg[1:]# get all besides the - sign
|
ops = arg[1:]# get all besides the - sign
|
for op in ops:
|
for op in ops:
|
if op=="q":
|
if op=="q":
|
mode.q = 1
|
mode.q = 1
|
if op=="v":
|
if op=="v":
|
mode.v = 1
|
mode.v = 1
|
if op=="r":
|
if op=="r":
|
mode.r = 1
|
mode.r = 1
|
if op=="e":
|
if op=="e":
|
mode.e = 1
|
mode.e = 1
|
else:
|
else:
|
i = sys.argv.index(arg)
|
i = sys.argv.index(arg)
|
if i == last_ops + 1:
|
if i == last_ops + 1:
|
mode.filename=arg
|
mode.filename=arg
|
if i >= last_ops + 2:
|
if i >= last_ops + 2:
|
print "Too many parameters provided"
|
print "Too many parameters provided"
|
sys.exit()
|
sys.exit()
|
|
|
############## END PARSE ARGUMENTS ###############################################33
|
############## END PARSE ARGUMENTS ###############################################33
|
|
|
|
|
epcs = EPCSDevice()
|
epcs = EPCSDevice()
|
epcs.open()
|
epcs.open()
|
if epcs.pport.getInError():
|
if epcs.pport.getInError():
|
print "No Voltage source detected"
|
print "No Voltage source detected"
|
else:
|
else:
|
print "Voltage source OK"
|
print "Voltage source OK"
|
|
|
byte = epcs.getDeviceID()
|
byte = epcs.getDeviceID()
|
if byte == 0x10:
|
if byte == 0x10:
|
print "EPCS1 Configuration device found"
|
print "EPCS1 Configuration device found"
|
if mode.q == 1:
|
if mode.q == 1:
|
print "EPCS Silicon ID = 0x%2x"%(byte)
|
print "EPCS Silicon ID = 0x%2x"%(byte)
|
sys.exit() # if q then exit
|
sys.exit() # if q then exit
|
elif not byte == 0xFF:
|
elif not byte == 0xFF:
|
print "Not supported device found"
|
print "Not supported device found"
|
if mode.q == 1:
|
if mode.q == 1:
|
print "Silicon ID = 0x%2x"%(byte)
|
print "Silicon ID = 0x%2x"%(byte)
|
sys.exit()
|
sys.exit()
|
else:
|
else:
|
if not epcs.pport.getInError():
|
if not epcs.pport.getInError():
|
print "No device attached to cable"
|
print "No device attached to cable"
|
if mode.q == 1:
|
if mode.q == 1:
|
print "Got 0x%2x for ID "%(byte)
|
print "Got 0x%2x for ID "%(byte)
|
epcs.close()
|
epcs.close()
|
sys.exit()
|
sys.exit()
|
|
|
if mode.e == 1:
|
if mode.e == 1:
|
print "Erasing EPCS device"
|
print "Erasing EPCS device"
|
epcs.eraseBulk()
|
epcs.eraseBulk()
|
print "Done"
|
print "Done"
|
|
|
if mode.filename!="" and mode.r==0:
|
if mode.filename!="" and mode.r==0:
|
print "Erasing EPCS device"
|
print "Erasing EPCS device"
|
epcs.eraseBulk()
|
epcs.eraseBulk()
|
print "Done"
|
print "Done"
|
size = 0
|
size = 0
|
mode.address = 0
|
mode.address = 0
|
try:
|
try:
|
f=open(mode.filename,"rb")
|
f=open(mode.filename,"rb")
|
f.seek(0,2) #seek to end
|
f.seek(0,2) #seek to end
|
size = f.tell()
|
size = f.tell()
|
f.seek(0) #seek to start
|
f.seek(0) #seek to start
|
print 'File size %iK '%(size/1024)
|
print 'File size %iK '%(size/1024)
|
f.close()
|
f.close()
|
except IOError:
|
except IOError:
|
print "IO Error on file open"
|
print "IO Error on file open"
|
sys.exit()
|
sys.exit()
|
#all seems in order so lest start
|
#all seems in order so lest start
|
f=open(mode.filename,"rb")
|
f=open(mode.filename,"rb")
|
f.seek(0) #seek to start
|
f.seek(0) #seek to start
|
address = mode.address
|
address = mode.address
|
print 'Writing %iK'%(size/1024)
|
print 'Writing %iK'%(size/1024)
|
while 1:
|
while 1:
|
if (address/(1024*4) != (address-16)/(1024*4)) and address != mode.address: # get bytes from words if 512
|
if (address/(1024*4) != (address-16)/(1024*4)) and address != mode.address: # get bytes from words if 512
|
if mode.v == 1:
|
if mode.v == 1:
|
print 'Progress: %iK of %iK at 0x%06x'%((address-mode.address)/1024,size/1024,address)
|
print 'Progress: %iK of %iK at 0x%06x'%((address-mode.address)/1024,size/1024,address)
|
else:
|
else:
|
sys.stdout.write(".")
|
sys.stdout.write(".")
|
sys.stdout.flush()
|
sys.stdout.flush()
|
buf = f.read(256) #we can write 256 bytes at a time
|
buf = f.read(256) #we can write 256 bytes at a time
|
if len(buf)==256:
|
if len(buf)==256:
|
epcs.writeFlippedBytes(address,buf)
|
epcs.writeFlippedBytes(address,buf)
|
address = address + 256 #we use byte address
|
address = address + 256 #we use byte address
|
elif len(buf)>0:
|
elif len(buf)>0:
|
epcs.writeFlippedBytes(address,buf) #write last bytes
|
epcs.writeFlippedBytes(address,buf) #write last bytes
|
break
|
break
|
else:
|
else:
|
break
|
break
|
if mode.v == 0:
|
if mode.v == 0:
|
print " "
|
print " "
|
print "Write DONE!"
|
print "Write DONE!"
|
f.close()
|
f.close()
|
elif mode.filename!="": # then read flag must be up
|
elif mode.filename!="": # then read flag must be up
|
size = 0x20000 #byte count of EPCS1 device
|
size = 0x20000 #byte count of EPCS1 device
|
try:
|
try:
|
f=open(mode.filename,"wb") #if this fails no point in reading as there is nowhere to write
|
f=open(mode.filename,"wb") #if this fails no point in reading as there is nowhere to write
|
address = 0 # set word address
|
address = 0 # set word address
|
buf=""
|
buf=""
|
print "Start readback"
|
print "Start readback"
|
buf=epcs.readFlippedBytes(address,size)
|
buf=epcs.readFlippedBytes(address,size)
|
print "Read done"
|
print "Read done"
|
f.write(buf)
|
f.write(buf)
|
f.close()
|
f.close()
|
print "Done"
|
print "Done"
|
except IOError:
|
except IOError:
|
print "IO Error on file open"
|
print "IO Error on file open"
|
sys.exit()
|
sys.exit()
|
|
|
epcs.close()
|
epcs.close()
|
time.sleep(0.5)
|
time.sleep(0.5)
|
|
|
|
|
