connectors/LPC/LPCAppObject.py
author laurent
Mon, 05 Mar 2012 12:02:20 +0100
changeset 697 3e83853081d4
parent 593 726f58cf97e3
permissions -rw-r--r--
Adding support for not closing debug tabs and remove variable in variable debug panel if instance still exist in newly transfered program
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
     1
#!/usr/bin/env python
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
     2
# -*- coding: utf-8 -*-
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
     3
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
     4
#This file is part of Beremiz, a Integrated Development Environment for
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
     5
#programming IEC 61131-3 automates supporting plcopen standard and CanFestival. 
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
     6
#
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
     7
#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
     8
#
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
     9
#See COPYING file for copyrights details.
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    10
#
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    11
#This library is free software; you can redistribute it and/or
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    12
#modify it under the terms of the GNU General Public
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    13
#License as published by the Free Software Foundation; either
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    14
#version 2.1 of the License, or (at your option) any later version.
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    15
#
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    16
#This library is distributed in the hope that it will be useful,
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    17
#but WITHOUT ANY WARRANTY; without even the implied warranty of
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    18
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    19
#General Public License for more details.
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    20
#
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    21
#You should have received a copy of the GNU General Public
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    22
#License along with this library; if not, write to the Free Software
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    23
#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    24
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    25
import ctypes
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    26
from LPCAppProto import *
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    27
from LPCObject import *
592
c6408f92da0a Initial TIME support in debugger
Edouard Tisserant
parents: 578
diff changeset
    28
from targets.typemapping import SameEndianessTypeTranslator as TypeTranslator
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    29
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    30
class LPCAppObject(LPCObject):
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    31
    def connect(self,comport):
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    32
        self.SerialConnection = LPCAppProto(comport,#number
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    33
                                         115200, #speed
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    34
                                         2)      #timeout
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    35
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    36
    def StartPLC(self, debug=False):
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    37
        self.HandleSerialTransaction(STARTTransaction())
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    38
            
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    39
    def StopPLC(self):
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    40
        self.HandleSerialTransaction(STOPTransaction())
558
e7ce2b3f1d5d (no commit message)
Lolitech
parents: 557
diff changeset
    41
        return True
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    42
548
1428fd553988 Some fixes in LPCApp{Obj,Proto}, to be continued.
Lolitech
parents: 545
diff changeset
    43
    def ResetPLC(self):
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    44
        self.HandleSerialTransaction(RESETTransaction())
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    45
        return self.PLCStatus
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    46
548
1428fd553988 Some fixes in LPCApp{Obj,Proto}, to be continued.
Lolitech
parents: 545
diff changeset
    47
    def GetPLCstatus(self):
575
6765adf58711 Removed status polling for LPC, as status cannot change by itself, fixed MD5 comparison in app mode
edouard
parents: 564
diff changeset
    48
        self.HandleSerialTransaction(GET_PLCIDTransaction())
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    49
        return self.PLCStatus
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    50
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    51
    def MatchMD5(self, MD5):
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    52
        data = self.HandleSerialTransaction(GET_PLCIDTransaction())
562
2c8f08f4f874 Fix MatchMD5 result if no serial connection available
laurent
parents: 558
diff changeset
    53
        if data is not None:
575
6765adf58711 Removed status polling for LPC, as status cannot change by itself, fixed MD5 comparison in app mode
edouard
parents: 564
diff changeset
    54
            return data[:32] == MD5[:32]
562
2c8f08f4f874 Fix MatchMD5 result if no serial connection available
laurent
parents: 558
diff changeset
    55
        return False
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    56
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    57
    def SetTraceVariablesList(self, idxs):
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    58
        """
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    59
        Call ctype imported function to append 
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    60
        these indexes to registred variables in PLC debugger
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    61
        """
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    62
        if idxs:
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    63
            buff = ""
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    64
            # keep a copy of requested idx
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    65
            self._Idxs = idxs[:]
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    66
            for idx,iectype,force in idxs:
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    67
                idxstr = ctypes.string_at(
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    68
                          ctypes.pointer(
576
7fcdc0d3d8d9 Some typo fixes to make debug related methods in LPCAppOject stop throwing exceptions, less agressive error message when unplugging LPC
edouard
parents: 575
diff changeset
    69
                           ctypes.c_uint32(idx)),4)
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    70
                if force !=None:
593
726f58cf97e3 fixed typo in latest debugger changes
edouard
parents: 592
diff changeset
    71
                    c_type,unpack_func, pack_func = TypeTranslator.get(iectype, (None,None,None))
576
7fcdc0d3d8d9 Some typo fixes to make debug related methods in LPCAppOject stop throwing exceptions, less agressive error message when unplugging LPC
edouard
parents: 575
diff changeset
    72
                    forced_type_size = ctypes.sizeof(c_type)
577
04baf6607a44 LPC : Completed initial debug support
edouard
parents: 576
diff changeset
    73
                    forced_type_size_str = chr(forced_type_size)
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    74
                    forcestr = ctypes.string_at(
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    75
                                ctypes.pointer(
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    76
                                 pack_func(c_type,force)),
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    77
                                 forced_type_size)
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    78
                    buff += idxstr + forced_type_size_str + forcestr
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    79
                else:
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    80
                    buff += idxstr + chr(0)
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    81
        else:
578
6f5795bdee49 Making debugger more stable with LPC
edouard
parents: 577
diff changeset
    82
            buff = ""
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    83
            self._Idxs =  []
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    84
578
6f5795bdee49 Making debugger more stable with LPC
edouard
parents: 577
diff changeset
    85
        self.HandleSerialTransaction(SET_TRACE_VARIABLETransaction(buff))
6f5795bdee49 Making debugger more stable with LPC
edouard
parents: 577
diff changeset
    86
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    87
    def GetTraceVariables(self):
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    88
        """
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    89
        Return a list of variables, corresponding to the list of required idx
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    90
        """
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    91
        offset = 0
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    92
        strbuf = self.HandleSerialTransaction(
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    93
                                     GET_TRACE_VARIABLETransaction())
576
7fcdc0d3d8d9 Some typo fixes to make debug related methods in LPCAppOject stop throwing exceptions, less agressive error message when unplugging LPC
edouard
parents: 575
diff changeset
    94
        if strbuf is not None and len(strbuf) > 4 and self.PLCStatus == "Started":
577
04baf6607a44 LPC : Completed initial debug support
edouard
parents: 576
diff changeset
    95
            res=[]
576
7fcdc0d3d8d9 Some typo fixes to make debug related methods in LPCAppOject stop throwing exceptions, less agressive error message when unplugging LPC
edouard
parents: 575
diff changeset
    96
            size = len(strbuf) - 4
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    97
            tick = ctypes.cast(
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    98
                    ctypes.c_char_p(strbuf[:4]),
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
    99
                    ctypes.POINTER(ctypes.c_int)).contents
577
04baf6607a44 LPC : Completed initial debug support
edouard
parents: 576
diff changeset
   100
            buff = ctypes.cast(
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   101
                      ctypes.c_char_p(strbuf[4:]),
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   102
                      ctypes.c_void_p)
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   103
            for idx, iectype, forced in self._Idxs:
577
04baf6607a44 LPC : Completed initial debug support
edouard
parents: 576
diff changeset
   104
                cursor = ctypes.c_void_p(buff.value + offset)
593
726f58cf97e3 fixed typo in latest debugger changes
edouard
parents: 592
diff changeset
   105
                c_type,unpack_func, pack_func = TypeTranslator.get(iectype, (None,None,None))
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   106
                if c_type is not None and offset < size:
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   107
                    res.append(unpack_func(ctypes.cast(cursor,
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   108
                                                       ctypes.POINTER(c_type)).contents))
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   109
                    offset += ctypes.sizeof(c_type)
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   110
                else:
557
b155ada1c14a Removed PLCprint, not existing in LPC connector context.
Lolitech
parents: 548
diff changeset
   111
                    #if c_type is None:
b155ada1c14a Removed PLCprint, not existing in LPC connector context.
Lolitech
parents: 548
diff changeset
   112
                        #PLCprint("Debug error - " + iectype + " not supported !")
b155ada1c14a Removed PLCprint, not existing in LPC connector context.
Lolitech
parents: 548
diff changeset
   113
                    #if offset >= size:
b155ada1c14a Removed PLCprint, not existing in LPC connector context.
Lolitech
parents: 548
diff changeset
   114
                        #PLCprint("Debug error - buffer too small !")
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   115
                    break
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   116
            if offset and offset == size:
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   117
                return self.PLCStatus, tick.value, res
557
b155ada1c14a Removed PLCprint, not existing in LPC connector context.
Lolitech
parents: 548
diff changeset
   118
            #PLCprint("Debug error - wrong buffer unpack !")
578
6f5795bdee49 Making debugger more stable with LPC
edouard
parents: 577
diff changeset
   119
        return self.PLCStatus, None, [] 
545
627e5c636a4f Refactored LPC connector for new bootloader and application modes
Lolitech
parents:
diff changeset
   120