| 1 |
2 |
hmanske |
from pyparsing import *
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import serial
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#------------------------------------------------------------------------------------------------------
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# CLASS STACK
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#------------------------------------------------------------------------------------------------------
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class Stack(object):
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def __init__(self):
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self.stack = []
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def push(self, value):
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self.stack.append(value)
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def pop(self):
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if len(self.stack) == 0:
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return None
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value = self.stack[-1]
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del self.stack[-1]
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return value
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#------------------------------------------------------------------------------------------------------
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# CLASS PROFILER
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#------------------------------------------------------------------------------------------------------
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class Profiler(object):
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def __init__(self):
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self.steps = 0
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self.load = 0
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self.store = 0
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self.jumpbranch = 0
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self.flag = 0
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self.alu = 0
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self.movmova = 0
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self.vload = 0
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self.vstore = 0
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self.valu = 0
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self.vmov = 0
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self.shuffle = 0
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self.scalar = 0
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self.vector = 0
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self.coopsimul = 0
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def add(self, irval):
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if irval == None:
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return
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self.steps = self.steps +1
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s = False
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v = False
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#scalar cmd
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if (irval & string.atoi("11100000000000000000000000000000",2)) != 0:
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s = True
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#vector cmd
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if (irval & string.atoi("00000000000011100000000000000000",2)) != 0:
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v = True
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if s == True and v == True:
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self.coopsimul = self.coopsimul + 1
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else:
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if s == True:
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self.scalar = self.scalar + 1
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if v == True:
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self.vector = self.vector + 1
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#alu cmd
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if (irval & string.atoi("11000000000000000000000000000000",2))\
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== string.atoi("01000000000000000000000000000000",2):
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self.alu = self.alu +1
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#jmp/jcc cmd
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if (irval & string.atoi("11100000000000000000000000000000",2))\
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== string.atoi("00100000000000000000000000000000",2):
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self.jumpbranch = self.jumpbranch +1
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#flag
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if (irval & string.atoi("11000000000000000000000000000000",2))\
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== string.atoi("11000000000000000000000000000000",2):
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self.flag = self.flag +1
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#load
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if (irval & string.atoi("11110000000000000000000000000000",2))\
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== string.atoi("10000000000000000000000000000000",2):
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self.load = self.load +1
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#store
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if (irval & string.atoi("11110000000000000000000000000000",2))\
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== string.atoi("10100000000000000000000000000000",2):
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self.store = self.store +1
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#vload
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if (irval & string.atoi("11110000000000000000000000000000",2))\
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== string.atoi("10010000000000000000000000000000",2):
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self.vload = self.vload +1
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#vstore
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if (irval & string.atoi("11111100000000000000000000000000",2))\
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== string.atoi("10110000000000000000000000000000",2):
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self.vstore = self.vstore +1
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#mov
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if (irval & string.atoi("11111000000000000000000000000000",2))\
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== string.atoi("10111000000000000000000000000000",2):
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self.movmova = self.movmova +1
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#mova
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if (irval & string.atoi("11111100000000000000000000000000",2))\
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== string.atoi("10110100000000000000000000000000",2):
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self.movmova = self.movmova +1
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#valu
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if (irval & string.atoi("00000000000011000000000000000000",2))\
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== string.atoi("00000000000001000000000000000000",2):
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self.valu = self.valu +1
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#vmov
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if (irval & string.atoi("00000000000011100000000000000000",2))\
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== string.atoi("00000000000000100000000000000000",2):
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self.vmov = self.vmov +1
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#vshuf
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if (irval & string.atoi("00000000000011000000000000000000",2))\
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== string.atoi("00000000000011000000000000000000",2):
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self.shuffle = self.shuffle +1
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def printanalysis(self):
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if self.steps == 0:
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print "No commands since reset"
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return
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print "Analysis of " + str(self.steps) + " commands is:"
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print " " + "jumps / branches :".ljust(30," ") + str(self.jumpbranch).ljust(10," ") + self.toString(self.jumpbranch)
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print " " + "flag modifications :".ljust(30," ") + str(self.flag).ljust(10," ") + self.toString(self.flag)
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print " " + "scalar load :".ljust(30," ") + str(self.load).ljust(10," ") + self.toString(self.load)
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print " " + "scalar store :".ljust(30," ") + str(self.store).ljust(10," ") + self.toString(self.store)
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print " " + "vector load :".ljust(30," ") + str(self.vload).ljust(10," ")+ self.toString(self.vload)
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print " " + "vector store :".ljust(30," ") + str(self.vstore).ljust(10," ")+ self.toString(self.vstore)
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print " " + "scalar alu :".ljust(30," ") + str(self.alu).ljust(10," ")+ self.toString(self.alu)
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| 145 |
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print " " + "vector alu :".ljust(30," ") + str(self.valu).ljust(10," ")+ self.toString(self.valu)
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| 146 |
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print " " + "mov / mova :".ljust(30," ") + str(self.movmova).ljust(10," ")+ self.toString(self.movmova)
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| 147 |
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print " " + "vmov / vmol / vmor :".ljust(30," ") + str(self.vmov).ljust(10," ")+ self.toString(self.vmov)
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| 148 |
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print " " + "shuffle :".ljust(30," ") + str(self.shuffle).ljust(10," ")+ self.toString(self.shuffle)
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| 149 |
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print " " + "scalar commands :".ljust(30," ") + str(self.scalar).ljust(10," ")+ self.toString(self.scalar)
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| 150 |
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print " " + "vector commands :".ljust(30," ") + str(self.vector).ljust(10," ")+ self.toString(self.vector)
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print " " + "cooperative / simultaneous :".ljust(30," ") + str(self.coopsimul).ljust(10," ")+ self.toString(self.coopsimul)
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| 153 |
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def toString(self, cmd):
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val = float(cmd) * 100.0 / float(self.steps)
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string = ("%.2f" % (val)).rjust(5," ") + " %"
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return string
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| 157 |
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| 158 |
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#------------------------------------------------------------------------------------------------------
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# CLASS DEBUGGER
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#------------------------------------------------------------------------------------------------------
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class Debugger(object):
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stack = Stack()
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profiler = Profiler()
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profiling = True
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| 165 |
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def __init__(self, args):
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if len(args) > 3 or len(args) < 2:
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print
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print "usage: python clvpdbg.py portnumber [symboltablefilename]"
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print
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sys.exit(1)
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| 172 |
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| 173 |
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if len(args) == 3:
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| 174 |
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symbols = self.getSymbols(args[2])
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| 175 |
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else:
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| 176 |
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symbols = None
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| 177 |
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| 178 |
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self.shell(args[1], symbols)
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| 179 |
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| 180 |
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def getSymbols(self, filename):
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try:
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| 182 |
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file = open (filename,"r")
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| 183 |
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| 184 |
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symbols = {}
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| 185 |
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| 186 |
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for s in file.readlines():
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| 187 |
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x=s.replace("\n","")
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| 188 |
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symbols[x.split(":")[1].upper()] = string.atoi(x.split(":")[0])
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| 189 |
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| 190 |
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return symbols
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| 191 |
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| 192 |
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except IOError:
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| 193 |
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print
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| 194 |
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print "error: unable to open symboltable file: " + filename
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| 195 |
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sys.exit(1)
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| 196 |
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| 197 |
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def tointeger(self,s):
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| 198 |
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if s[0] == "$":
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| 199 |
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return string.atoi(s[1:], base = 16)
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| 200 |
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| 201 |
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if s[0] == "%":
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| 202 |
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return string.atoi(s[1:], base = 2)
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| 203 |
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| 204 |
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return string.atoi(s)
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| 205 |
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| 206 |
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def shell(self, portnr, symbols):
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| 207 |
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| 208 |
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try:
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| 209 |
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self.ser = ser = serial.Serial(string.atoi(portnr), 38400, 8, serial.PARITY_NONE, serial.STOPBITS_ONE, Settings().getTimeout(), 0, 0)
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| 210 |
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except serial.SerialException:
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| 211 |
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print
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| 212 |
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print "An error occured while trying to open the serial port"
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| 213 |
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sys.exit(1)
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| 214 |
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|
| 215 |
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print "\nWelcome to the CLVP Debugger !!!\n\nEnter 'help' for a list of commands"
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| 216 |
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print
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| 217 |
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| 218 |
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self.echo(True)
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| 219 |
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| 220 |
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print
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| 221 |
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| 222 |
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while(1):
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| 223 |
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sys.stdout.write("#")
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| 224 |
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line=sys.stdin.readline().upper()
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| 225 |
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if line.strip() != "":
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| 226 |
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| 227 |
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try:
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| 228 |
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cmd = LineParser().parseLine(line)
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| 229 |
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| 230 |
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if cmd.command == "QUIT" or cmd.command == "EXIT" or cmd.command == "Q":
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| 231 |
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sys.exit(0)
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| 232 |
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| 233 |
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elif cmd.command == "HELP":
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| 234 |
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length = 23
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| 235 |
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print "The following commands are availiable:"
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| 236 |
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print " " + "C / CLOCK".ljust(length," ") + "-- generate one clock signal for cpu"
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| 237 |
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print " " + "R / RESET".ljust(length," ") + "-- reset cpu and trace stats"
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| 238 |
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print " " + "S / STEP [NUMBER]".ljust(length," ") + "-- execute NUMBER instructions"
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| 239 |
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print " " + "JUMP ADDRESS".ljust(length," ") + "-- execute until command at ADDRESS"
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| 240 |
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print " " + "M / DATA".ljust(length," ") + "-- display data of memory output"
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| 241 |
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print " " + "N / ADDR".ljust(length," ") + "-- display memory address line"
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| 242 |
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print " " + "A".ljust(length," ") + "-- display value of register A"
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| 243 |
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print " " + "X".ljust(length," ") + "-- display value of register X"
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| 244 |
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print " " + "Y".ljust(length," ") + "-- display value of register Y "
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| 245 |
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print " " + "I / IR".ljust(length," ") + "-- display value of instruction register "
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| 246 |
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print " " + "J / IC".ljust(length," ") + "-- display value of instruction counter "
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| 247 |
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print " " + "F / FLAGS".ljust(length," ") + "-- display value of various flags and signals"
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| 248 |
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print " " + "T / STATUS".ljust(length," ") + "-- display value of all registers"
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| 249 |
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print " " + "E / ECHO".ljust(length," ") + "-- test if device is responding"
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| 250 |
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print " " + "READ ADDRESS".ljust(length," ") + "-- read memory value at given ADDRESS"
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| 251 |
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print " " + "WRITE ADDRESS VALUE".ljust(length," ") + "-- write VALUE to given memory ADDRESS"
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| 252 |
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print " " + "DOWNLOAD ADDRESS COUNT".ljust(length," ") + "-- download data from memory into FILE"
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| 253 |
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print " " + "UPLOAD ADDRESS".ljust(length," ") + "-- upload data from FILE into memory"
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| 254 |
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print " " + "CCSTART ADDRESS".ljust(length," ") + "-- start counting clockticks to reach given ADDRESS"
|
| 255 |
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print " " + "CCSTOP".ljust(length," ") + "-- aborts counting clockticks"
|
| 256 |
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print " " + "CCSTATUS".ljust(length," ") + "-- displays clocktick counter status and value"
|
| 257 |
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print " " + "TRACE [NUMBER]".ljust(length," ") + "-- display IC value of last NUMBER commands"
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| 258 |
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print " " + "PROFILE".ljust(length," ") + "-- show analysis of commands since reset"
|
| 259 |
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print " " + "TOGGLEPROFILING".ljust(length," ") + "-- activate/deaktivate profiling"
|
| 260 |
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print " " + "SYMBOLS".ljust(length," ") + "-- lists symbols imported from file"
|
| 261 |
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print " " + "Q / QUIT / EXIT".ljust(length," ") + "-- exit debugger"
|
| 262 |
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|
| 263 |
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elif cmd.command == "SYMBOLS":
|
| 264 |
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if symbols != None:
|
| 265 |
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print "The following symbols are known:"
|
| 266 |
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for k,v in sorted(symbols.iteritems()):
|
| 267 |
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print " 0x" + str(hex(v))[2:].rjust(8,"0").upper() + " : " + k
|
| 268 |
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else:
|
| 269 |
|
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print "No symbol file given"
|
| 270 |
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|
| 271 |
|
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elif cmd.command == "CLOCK" or cmd.command == "C":
|
| 272 |
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self.clock(True)
|
| 273 |
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|
| 274 |
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elif cmd.command == "RESET" or cmd.command == "R":
|
| 275 |
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self.reset(True)
|
| 276 |
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self.clock(False)
|
| 277 |
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|
| 278 |
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elif cmd.command == "A":
|
| 279 |
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self.rega(True)
|
| 280 |
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|
| 281 |
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elif cmd.command == "X":
|
| 282 |
|
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self.regx(True)
|
| 283 |
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|
| 284 |
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elif cmd.command == "Y":
|
| 285 |
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self.regy(True)
|
| 286 |
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|
| 287 |
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elif cmd.command == "FLAGS" or cmd.command == "F":
|
| 288 |
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self.flags(True)
|
| 289 |
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|
| 290 |
|
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elif cmd.command == "IR" or cmd.command == "I":
|
| 291 |
|
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self.ir(True)
|
| 292 |
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|
| 293 |
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elif cmd.command == "IC" or cmd.command == "J":
|
| 294 |
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self.ic(True)
|
| 295 |
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|
| 296 |
|
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elif cmd.command == "STEP" or cmd.command == "S":
|
| 297 |
|
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if cmd.value != "":
|
| 298 |
|
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self.step(self.tointeger(cmd.value), True, self.profiling)
|
| 299 |
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else:
|
| 300 |
|
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self.step(1, True)
|
| 301 |
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|
| 302 |
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elif cmd.command == "TRACE":
|
| 303 |
|
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if cmd.value != "":
|
| 304 |
|
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self.trace(self.tointeger(cmd.value))
|
| 305 |
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else:
|
| 306 |
|
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self.trace(10)
|
| 307 |
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|
| 308 |
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elif cmd.command == "PROFILE":
|
| 309 |
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self.profiler.printanalysis();
|
| 310 |
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|
| 311 |
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elif cmd.command == "JUMP":
|
| 312 |
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try:
|
| 313 |
|
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if cmd.value:
|
| 314 |
|
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address = self.tointeger(cmd.value)
|
| 315 |
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else:
|
| 316 |
|
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address = symbols[cmd.symbol]
|
| 317 |
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|
| 318 |
|
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self.jump(address, True, self.profiling)
|
| 319 |
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|
| 320 |
|
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except KeyError:
|
| 321 |
|
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print "Symbol " + cmd.symbol + " is not known"
|
| 322 |
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|
| 323 |
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|
| 324 |
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elif cmd.command == "WRITE":
|
| 325 |
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try:
|
| 326 |
|
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if cmd.newval_value:
|
| 327 |
|
|
newval = self.tointeger(cmd.newval_value)
|
| 328 |
|
|
else:
|
| 329 |
|
|
newval = symbols[cmd.newval_symbol]
|
| 330 |
|
|
|
| 331 |
|
|
try:
|
| 332 |
|
|
if cmd.value:
|
| 333 |
|
|
address = self.tointeger(cmd.value)
|
| 334 |
|
|
else:
|
| 335 |
|
|
address = symbols[cmd.symbol]
|
| 336 |
|
|
|
| 337 |
|
|
self.write(address, newval, True)
|
| 338 |
|
|
|
| 339 |
|
|
except KeyError:
|
| 340 |
|
|
print "Symbol " + cmd.symbol + " is not known"
|
| 341 |
|
|
|
| 342 |
|
|
except KeyError:
|
| 343 |
|
|
print "Symbol " + cmd.newval_symbol + " is not known"
|
| 344 |
|
|
|
| 345 |
|
|
|
| 346 |
|
|
elif cmd.command == "READ":
|
| 347 |
|
|
try:
|
| 348 |
|
|
if cmd.value:
|
| 349 |
|
|
address = self.tointeger(cmd.value)
|
| 350 |
|
|
else:
|
| 351 |
|
|
address = symbols[cmd.symbol]
|
| 352 |
|
|
|
| 353 |
|
|
self.read(address, True)
|
| 354 |
|
|
|
| 355 |
|
|
except KeyError:
|
| 356 |
|
|
print "Symbol " + cmd.symbol + " is not known"
|
| 357 |
|
|
|
| 358 |
|
|
|
| 359 |
|
|
elif cmd.command == "DOWNLOAD":
|
| 360 |
|
|
try:
|
| 361 |
|
|
if cmd.value:
|
| 362 |
|
|
address = self.tointeger(cmd.value)
|
| 363 |
|
|
else:
|
| 364 |
|
|
address = symbols[cmd.symbol]
|
| 365 |
|
|
|
| 366 |
|
|
sys.stdout.write("Enter filename: ")
|
| 367 |
|
|
filename=sys.stdin.readline().lstrip().rstrip()
|
| 368 |
|
|
|
| 369 |
|
|
self.download(address, self.tointeger(cmd.count), filename, True)
|
| 370 |
|
|
|
| 371 |
|
|
except KeyError:
|
| 372 |
|
|
print "Symbol " + cmd.symbol + " is not known"
|
| 373 |
|
|
|
| 374 |
|
|
elif cmd.command == "UPLOAD":
|
| 375 |
|
|
try:
|
| 376 |
|
|
if cmd.value:
|
| 377 |
|
|
address = self.tointeger(cmd.value)
|
| 378 |
|
|
else:
|
| 379 |
|
|
address = symbols[cmd.symbol]
|
| 380 |
|
|
|
| 381 |
|
|
sys.stdout.write("Enter filename: ")
|
| 382 |
|
|
filename=sys.stdin.readline().lstrip().rstrip()
|
| 383 |
|
|
|
| 384 |
|
|
self.upload(address, filename, True)
|
| 385 |
|
|
|
| 386 |
|
|
except KeyError:
|
| 387 |
|
|
print "Symbol " + cmd.symbol + " is not known"
|
| 388 |
|
|
|
| 389 |
|
|
|
| 390 |
|
|
elif cmd.command == "CCSTART":
|
| 391 |
|
|
try:
|
| 392 |
|
|
if cmd.value:
|
| 393 |
|
|
address = self.tointeger(cmd.value)
|
| 394 |
|
|
else:
|
| 395 |
|
|
address = symbols[cmd.symbol]
|
| 396 |
|
|
|
| 397 |
|
|
self.ccstart(address, True)
|
| 398 |
|
|
|
| 399 |
|
|
except KeyError:
|
| 400 |
|
|
print "Symbol " + cmd.symbol + " is not known"
|
| 401 |
|
|
|
| 402 |
|
|
elif cmd.command == "CCSTOP":
|
| 403 |
|
|
self.ccstop(True)
|
| 404 |
|
|
|
| 405 |
|
|
elif cmd.command == "CCSTATUS":
|
| 406 |
|
|
self.ccstatus(True)
|
| 407 |
|
|
|
| 408 |
|
|
elif cmd.command == "DATA" or cmd.command == "M":
|
| 409 |
|
|
self.data(True)
|
| 410 |
|
|
|
| 411 |
|
|
elif cmd.command == "ADDR" or cmd.command == "N":
|
| 412 |
|
|
self.addr(True)
|
| 413 |
|
|
|
| 414 |
|
|
elif cmd.command == "STATUS" or cmd.command == "T":
|
| 415 |
|
|
self.status(True)
|
| 416 |
|
|
|
| 417 |
|
|
elif cmd.command == "ECHO" or cmd.command == "E":
|
| 418 |
|
|
self.echo(True)
|
| 419 |
|
|
|
| 420 |
|
|
elif cmd.command == "GO" or cmd.command == "G":
|
| 421 |
|
|
self.go(True)
|
| 422 |
|
|
|
| 423 |
|
|
elif cmd.command == "PAUSE" or cmd.command == "P":
|
| 424 |
|
|
self.pause(True)
|
| 425 |
|
|
|
| 426 |
|
|
elif cmd.command == "TOGGLEPROFILING":
|
| 427 |
|
|
self.toggleprofiling()
|
| 428 |
|
|
|
| 429 |
|
|
except ParseException, err:
|
| 430 |
|
|
print "Unknown command or incorrect parameters"
|
| 431 |
|
|
|
| 432 |
|
|
print
|
| 433 |
|
|
|
| 434 |
|
|
def ccstop(self, verbose = True):
|
| 435 |
|
|
self.ser.write("5")
|
| 436 |
|
|
if self.ser.read(1) != "5":
|
| 437 |
|
|
if verbose == True:
|
| 438 |
|
|
print "Stop clock counter was NOT successful"
|
| 439 |
|
|
return False
|
| 440 |
|
|
|
| 441 |
|
|
if verbose == True:
|
| 442 |
|
|
print "Clock counter has been stopped"
|
| 443 |
|
|
return True
|
| 444 |
|
|
|
| 445 |
|
|
def ccstart(self, address, verbose = True):
|
| 446 |
|
|
if self.pause(False) == False:
|
| 447 |
|
|
if verbose == True:
|
| 448 |
|
|
print "Enter debugging-mode signal NOT accepted"
|
| 449 |
|
|
return False
|
| 450 |
|
|
|
| 451 |
|
|
if self.put("0", address, 0) == False:
|
| 452 |
|
|
if verbose == True:
|
| 453 |
|
|
print "Transmitting address was NOT successful"
|
| 454 |
|
|
return False
|
| 455 |
|
|
|
| 456 |
|
|
self.ser.write("4")
|
| 457 |
|
|
if self.ser.read(1) != "4":
|
| 458 |
|
|
if verbose == True:
|
| 459 |
|
|
print "Start clock counter was NOT successful"
|
| 460 |
|
|
return False
|
| 461 |
|
|
|
| 462 |
|
|
if verbose == True:
|
| 463 |
|
|
print "Clock counter has been started"
|
| 464 |
|
|
return True
|
| 465 |
|
|
|
| 466 |
|
|
def ccstatus(self, verbose = True):
|
| 467 |
|
|
self.ser.write("6")
|
| 468 |
|
|
status = self.ser.read(1)
|
| 469 |
|
|
|
| 470 |
|
|
if status != "":
|
| 471 |
|
|
if ord(status) == 1:
|
| 472 |
|
|
if verbose == True:
|
| 473 |
|
|
print "Counting clock cycles is finished"
|
| 474 |
|
|
else:
|
| 475 |
|
|
if verbose == True:
|
| 476 |
|
|
print "Counting clock cycles is NOT finished, yet"
|
| 477 |
|
|
else:
|
| 478 |
|
|
if verbose == True:
|
| 479 |
|
|
print "Request to get status was NOT successful"
|
| 480 |
|
|
return None
|
| 481 |
|
|
|
| 482 |
|
|
return self.get32BitReg("Clock cycles","7", verbose)
|
| 483 |
|
|
|
| 484 |
|
|
|
| 485 |
|
|
def toggleprofiling(self):
|
| 486 |
|
|
if self.profiling == False:
|
| 487 |
|
|
self.profiling = True
|
| 488 |
|
|
print "Profiling now ON"
|
| 489 |
|
|
else:
|
| 490 |
|
|
self.profiling = False
|
| 491 |
|
|
print "Profiling now OFF"
|
| 492 |
|
|
|
| 493 |
|
|
def upload(self, address, filename, verbose = True):
|
| 494 |
|
|
try:
|
| 495 |
|
|
f=open(filename,"rb")
|
| 496 |
|
|
|
| 497 |
|
|
i = 0
|
| 498 |
|
|
|
| 499 |
|
|
while f:
|
| 500 |
|
|
x3 = f.read(1)
|
| 501 |
|
|
x2 = f.read(1)
|
| 502 |
|
|
x1 = f.read(1)
|
| 503 |
|
|
x0 = f.read(1)
|
| 504 |
|
|
|
| 505 |
|
|
if x0 == "" or x1 == "" or x2 == "" or x3 == "":
|
| 506 |
|
|
f.close()
|
| 507 |
|
|
print "File has been uploaded"
|
| 508 |
|
|
return True
|
| 509 |
|
|
|
| 510 |
|
|
value = ord(x0) + ord(x1) * 256 + ord(x2) * 256 * 256 + ord(x3) * 256 * 256 * 256
|
| 511 |
|
|
|
| 512 |
|
|
trys = 0
|
| 513 |
|
|
done = False
|
| 514 |
|
|
s = Settings()
|
| 515 |
|
|
|
| 516 |
|
|
while trys < s.getRetrys() and done == False:
|
| 517 |
|
|
if self.write(address + i, value, False) == False:
|
| 518 |
|
|
trys = trys +1
|
| 519 |
|
|
else:
|
| 520 |
|
|
done = True
|
| 521 |
|
|
|
| 522 |
|
|
if done == False:
|
| 523 |
|
|
if verbose == True:
|
| 524 |
|
|
print "File has NOT been uploaded"
|
| 525 |
|
|
return False
|
| 526 |
|
|
|
| 527 |
|
|
i=i+1
|
| 528 |
|
|
|
| 529 |
|
|
except IOError:
|
| 530 |
|
|
print "File IO-error occured"
|
| 531 |
|
|
|
| 532 |
|
|
def download(self, address, count, filename, verbose = True):
|
| 533 |
|
|
try:
|
| 534 |
|
|
f=open(filename,"wb")
|
| 535 |
|
|
|
| 536 |
|
|
for i in range(count):
|
| 537 |
|
|
value = self.read(address + i, False)
|
| 538 |
|
|
|
| 539 |
|
|
if value == None:
|
| 540 |
|
|
if verbose == True:
|
| 541 |
|
|
print "Download was NOT successful"
|
| 542 |
|
|
return False
|
| 543 |
|
|
|
| 544 |
|
|
m = string.atoi("11111111000000000000000000000000",2)
|
| 545 |
|
|
for j in range(4):
|
| 546 |
|
|
a = (value & m) >> 8 * (3-j)
|
| 547 |
|
|
m = m >> 8
|
| 548 |
|
|
f.write(chr(a))
|
| 549 |
|
|
|
| 550 |
|
|
f.close()
|
| 551 |
|
|
print "Download into file " + filename + " was successful"
|
| 552 |
|
|
|
| 553 |
|
|
except IOError:
|
| 554 |
|
|
print "Unable to write file: " + filename
|
| 555 |
|
|
|
| 556 |
|
|
def read(self, address, verbose = True):
|
| 557 |
|
|
if self.put("0", address, 0) == False:
|
| 558 |
|
|
if verbose == True:
|
| 559 |
|
|
print "Transmitting address was NOT successful"
|
| 560 |
|
|
return None
|
| 561 |
|
|
|
| 562 |
|
|
return self.get32BitReg("value","2", verbose)
|
| 563 |
|
|
|
| 564 |
|
|
def write(self, address, value, verbose = True):
|
| 565 |
|
|
if self.put("0", address, 0) == False:
|
| 566 |
|
|
if verbose == True:
|
| 567 |
|
|
print "Transmitting address was NOT successful"
|
| 568 |
|
|
return False
|
| 569 |
|
|
|
| 570 |
|
|
if self.put("1", value, 0) == False:
|
| 571 |
|
|
if verbose == True:
|
| 572 |
|
|
print "Transmitting data was NOT successful"
|
| 573 |
|
|
return False
|
| 574 |
|
|
|
| 575 |
|
|
self.ser.write("3")
|
| 576 |
|
|
if self.ser.read(1) != "3":
|
| 577 |
|
|
if verbose == True:
|
| 578 |
|
|
print "Write was NOT successful"
|
| 579 |
|
|
return False
|
| 580 |
|
|
|
| 581 |
|
|
else:
|
| 582 |
|
|
if verbose == True:
|
| 583 |
|
|
print "Data has been written"
|
| 584 |
|
|
return True
|
| 585 |
|
|
|
| 586 |
|
|
def put(self, command, value, trys):
|
| 587 |
|
|
err = False
|
| 588 |
|
|
m = string.atoi("11111111000000000000000000000000",2)
|
| 589 |
|
|
|
| 590 |
|
|
self.ser.write(command)
|
| 591 |
|
|
if self.ser.read(1) != command:
|
| 592 |
|
|
return False
|
| 593 |
|
|
|
| 594 |
|
|
for i in range(4):
|
| 595 |
|
|
a = (value & m) >> 8 * (3-i)
|
| 596 |
|
|
m = m >> 8
|
| 597 |
|
|
self.ser.write(chr(a))
|
| 598 |
|
|
if ord(self.ser.read(1)) != a:
|
| 599 |
|
|
err = True
|
| 600 |
|
|
|
| 601 |
|
|
if err == True:
|
| 602 |
|
|
s= Settings()
|
| 603 |
|
|
if trys == s.getRetrys():
|
| 604 |
|
|
return False
|
| 605 |
|
|
return self.put(command, value, trys +1)
|
| 606 |
|
|
else:
|
| 607 |
|
|
return True
|
| 608 |
|
|
|
| 609 |
|
|
|
| 610 |
|
|
|
| 611 |
|
|
|
| 612 |
|
|
def echo(self, verbose = True):
|
| 613 |
|
|
self.ser.write("e")
|
| 614 |
|
|
if self.ser.read(1) == "e":
|
| 615 |
|
|
if verbose == True:
|
| 616 |
|
|
print "Device is responding"
|
| 617 |
|
|
return True
|
| 618 |
|
|
else:
|
| 619 |
|
|
if verbose == True:
|
| 620 |
|
|
print "Device is NOT responding"
|
| 621 |
|
|
return False
|
| 622 |
|
|
|
| 623 |
|
|
def go(self, verbose = True):
|
| 624 |
|
|
self.ser.write("g")
|
| 625 |
|
|
if self.ser.read(1) == "g":
|
| 626 |
|
|
if verbose == True:
|
| 627 |
|
|
print "System now in free-running-mode"
|
| 628 |
|
|
return True
|
| 629 |
|
|
else:
|
| 630 |
|
|
if verbose == True:
|
| 631 |
|
|
print "Enter free-running-mode signal NOT accepted"
|
| 632 |
|
|
return False
|
| 633 |
|
|
|
| 634 |
|
|
def pause(self, verbose = True):
|
| 635 |
|
|
self.ser.write("p")
|
| 636 |
|
|
if self.ser.read(1) == "p":
|
| 637 |
|
|
if verbose == True:
|
| 638 |
|
|
print "System now in debugging-mode"
|
| 639 |
|
|
return True
|
| 640 |
|
|
else:
|
| 641 |
|
|
if verbose == True:
|
| 642 |
|
|
print "Enter debugging-mode signal NOT accepted"
|
| 643 |
|
|
return False
|
| 644 |
|
|
|
| 645 |
|
|
def clock(self, verbose = True):
|
| 646 |
|
|
self.ser.write("c")
|
| 647 |
|
|
clock = self.ser.read(1)
|
| 648 |
|
|
|
| 649 |
|
|
try:
|
| 650 |
|
|
if ord(clock) == 255: #workaround for belkin usb-to-serial-adapter problems ...
|
| 651 |
|
|
return self.clock (verbose)
|
| 652 |
|
|
|
| 653 |
|
|
except TypeError:
|
| 654 |
|
|
if verbose == True:
|
| 655 |
|
|
print "Clock signal NOT accepted"
|
| 656 |
|
|
return False
|
| 657 |
|
|
|
| 658 |
|
|
if clock == "c":
|
| 659 |
|
|
if verbose == True:
|
| 660 |
|
|
print "Clock signal accepted"
|
| 661 |
|
|
return True
|
| 662 |
|
|
else:
|
| 663 |
|
|
if verbose == True:
|
| 664 |
|
|
print "Clock signal NOT accepted"
|
| 665 |
|
|
return False
|
| 666 |
|
|
|
| 667 |
|
|
def reset(self, verbose = True):
|
| 668 |
|
|
|
| 669 |
|
|
self.ser.write("r")
|
| 670 |
|
|
if self.ser.read(1) == "r":
|
| 671 |
|
|
self.stack = Stack();
|
| 672 |
|
|
self.profiler = Profiler()
|
| 673 |
|
|
if verbose == True:
|
| 674 |
|
|
print "Reset signal (CPU, trace, profiler) accepted"
|
| 675 |
|
|
return True
|
| 676 |
|
|
else:
|
| 677 |
|
|
if verbose == True:
|
| 678 |
|
|
print "Reset signal NOT accepted"
|
| 679 |
|
|
return False
|
| 680 |
|
|
|
| 681 |
|
|
def rega(self, verbose = True):
|
| 682 |
|
|
return self.get32BitReg("register a","a", verbose)
|
| 683 |
|
|
|
| 684 |
|
|
def regx(self, verbose = True):
|
| 685 |
|
|
return self.get32BitReg("register x","x", verbose)
|
| 686 |
|
|
|
| 687 |
|
|
def regy(self, verbose = True):
|
| 688 |
|
|
return self.get32BitReg("register y","y", verbose)
|
| 689 |
|
|
|
| 690 |
|
|
def ic(self, verbose = True):
|
| 691 |
|
|
return self.get32BitReg("instruction counter","j", verbose)
|
| 692 |
|
|
|
| 693 |
|
|
def ir(self, verbose = True):
|
| 694 |
|
|
return self.get32BitReg("instruction register","i", verbose)
|
| 695 |
|
|
|
| 696 |
|
|
def data(self, verbose = True):
|
| 697 |
|
|
return self.get32BitReg("memory output data","m", verbose)
|
| 698 |
|
|
|
| 699 |
|
|
def addr(self, verbose = True):
|
| 700 |
|
|
return self.get32BitReg("memory address signal","n", verbose)
|
| 701 |
|
|
|
| 702 |
|
|
def status(self, verbose = True):
|
| 703 |
|
|
return self.data(verbose), self.addr(verbose), self.ir(verbose), self.ic(verbose), self.rega(verbose),\
|
| 704 |
|
|
self.regx(verbose), self.regy(verbose), self.flags(verbose), \
|
| 705 |
|
|
|
| 706 |
|
|
def get32BitReg(self, name, command, verbose = True):
|
| 707 |
|
|
errors = 0
|
| 708 |
|
|
success = 0
|
| 709 |
|
|
|
| 710 |
|
|
while not success and errors < Settings().getRetrys():
|
| 711 |
|
|
self.ser.write(command)
|
| 712 |
|
|
x0=self.ser.read(1)
|
| 713 |
|
|
x1=self.ser.read(1)
|
| 714 |
|
|
x2=self.ser.read(1)
|
| 715 |
|
|
x3=self.ser.read(1)
|
| 716 |
|
|
checksum = self.ser.read(1)
|
| 717 |
|
|
|
| 718 |
|
|
if x0 == "" or x1 == "" or x2 == "" or x3 == "" or checksum == "":
|
| 719 |
|
|
errors = errors + 1
|
| 720 |
|
|
else:
|
| 721 |
|
|
if ord(checksum) != ord(x0) ^ ord(x1) ^ ord(x2) ^ ord(x3):
|
| 722 |
|
|
errors = errors +1
|
| 723 |
|
|
else:
|
| 724 |
|
|
success = 1
|
| 725 |
|
|
|
| 726 |
|
|
if success:
|
| 727 |
|
|
x = ord(x0) + 256 * ord(x1) + 256 * 256 * ord(x2) + 256 * 256 * 256 * ord(x3)
|
| 728 |
|
|
|
| 729 |
|
|
if verbose == True:
|
| 730 |
|
|
print name + ": 0x" + hex(ord(x3))[2:].rjust(2,"0").upper() + hex(ord(x2))[2:].rjust(2,"0").upper() \
|
| 731 |
|
|
+ hex(ord(x1))[2:].rjust(2,"0").upper() + hex(ord(x0))[2:].rjust(2,"0").upper()
|
| 732 |
|
|
return x
|
| 733 |
|
|
else:
|
| 734 |
|
|
print "request to get " + name + " was NOT successful"
|
| 735 |
|
|
return None
|
| 736 |
|
|
|
| 737 |
|
|
def flags(self, verbose = True):
|
| 738 |
|
|
self.ser.write("f")
|
| 739 |
|
|
flags = self.ser.read(1)
|
| 740 |
|
|
|
| 741 |
|
|
if flags != "":
|
| 742 |
|
|
ir_ready = int((ord(flags) & string.atoi("10000000",2)) > 0)
|
| 743 |
|
|
mem_ready = int((ord(flags) & string.atoi("01000000",2)) > 0)
|
| 744 |
|
|
mem_access = (ord(flags) & string.atoi("00111000",2)) >> 3
|
| 745 |
|
|
mem_access_0 = int((mem_access & 1) > 0)
|
| 746 |
|
|
mem_access_1 = int((mem_access & 2) > 0)
|
| 747 |
|
|
mem_access_2 = int((mem_access & 4) > 0)
|
| 748 |
|
|
halted = int((ord(flags) & string.atoi("00000100",2)) > 0)
|
| 749 |
|
|
zero = int((ord(flags) & string.atoi("00000010",2)) > 0)
|
| 750 |
|
|
carry = int((ord(flags) & string.atoi("00000001",2)) > 0)
|
| 751 |
|
|
|
| 752 |
|
|
if verbose == True:
|
| 753 |
|
|
print "ir_ready: " + str(ir_ready)
|
| 754 |
|
|
print "mem_ready: " + str(mem_ready)
|
| 755 |
|
|
print "mem_access: " + str(mem_access_2) + str(mem_access_1) + str(mem_access_0)
|
| 756 |
|
|
print "halted: " + str(halted)
|
| 757 |
|
|
print "zero: " + str(zero)
|
| 758 |
|
|
print "carry: " + str(carry)
|
| 759 |
|
|
|
| 760 |
|
|
return ir_ready, mem_ready, mem_access, halted, zero, carry
|
| 761 |
|
|
else:
|
| 762 |
|
|
print "Request to get flags was NOT successful"
|
| 763 |
|
|
return None
|
| 764 |
|
|
|
| 765 |
|
|
def step(self, steps, verbose = True, profile = True):
|
| 766 |
|
|
|
| 767 |
|
|
ticks = 0
|
| 768 |
|
|
ic = None
|
| 769 |
|
|
|
| 770 |
|
|
for i in range(steps):
|
| 771 |
|
|
ir_ready = 0
|
| 772 |
|
|
clocks = 0
|
| 773 |
|
|
|
| 774 |
|
|
while(ir_ready == 0):
|
| 775 |
|
|
if self.clock(False) == False:
|
| 776 |
|
|
text = "Device is not responding (Clock)"
|
| 777 |
|
|
if verbose == True:
|
| 778 |
|
|
print text
|
| 779 |
|
|
return 0, text, None
|
| 780 |
|
|
|
| 781 |
|
|
flags = self.flags(False)
|
| 782 |
|
|
if flags == None:
|
| 783 |
|
|
text = "Device is not responding (Flags)"
|
| 784 |
|
|
if verbose == True:
|
| 785 |
|
|
print text
|
| 786 |
|
|
return 0, text, None
|
| 787 |
|
|
else:
|
| 788 |
|
|
ir_ready, mem_ready, mem_access, halted, zero, carry = flags
|
| 789 |
|
|
|
| 790 |
|
|
clocks = clocks + 1
|
| 791 |
|
|
|
| 792 |
|
|
if clocks > Settings().getMaxClocks():
|
| 793 |
|
|
text = "Exceeded limit of " + str(Settings().getMaxClocks()) + " clock ticks for one command, aborting"
|
| 794 |
|
|
if verbose == True:
|
| 795 |
|
|
print text
|
| 796 |
|
|
return 0, text, None
|
| 797 |
|
|
|
| 798 |
|
|
ticks = ticks + clocks
|
| 799 |
|
|
ic = self.ic(False)
|
| 800 |
|
|
|
| 801 |
|
|
if profile == True:
|
| 802 |
|
|
self.profiler.add(self.ir(False))
|
| 803 |
|
|
|
| 804 |
|
|
if self.clock(False) == False:
|
| 805 |
|
|
text = "Device is not responding (Clock)"
|
| 806 |
|
|
if verbose == True:
|
| 807 |
|
|
print text
|
| 808 |
|
|
return 0, text, None
|
| 809 |
|
|
|
| 810 |
|
|
ticks = ticks + 1
|
| 811 |
|
|
self.stack.push(ic)
|
| 812 |
|
|
|
| 813 |
|
|
text = "Stepping "+ str(steps) +" command(s) successfull" + "\n" + "Required "+ str(ticks) + " clock ticks"
|
| 814 |
|
|
if verbose == True:
|
| 815 |
|
|
print text
|
| 816 |
|
|
return ticks, text, ic
|
| 817 |
|
|
|
| 818 |
|
|
def jump(self, address, verbose = True, profile = True):
|
| 819 |
|
|
|
| 820 |
|
|
ic = 0
|
| 821 |
|
|
steps = 0
|
| 822 |
|
|
ticks = 0
|
| 823 |
|
|
|
| 824 |
|
|
while(ic != address):
|
| 825 |
|
|
steps = steps +1
|
| 826 |
|
|
|
| 827 |
|
|
clocks, text, ic = self.step(1, False, profile)
|
| 828 |
|
|
if clocks == 0:
|
| 829 |
|
|
if verbose == True:
|
| 830 |
|
|
print "Step " + str(steps) + " was NOT successful"
|
| 831 |
|
|
print text
|
| 832 |
|
|
return 0
|
| 833 |
|
|
|
| 834 |
|
|
if ic == None:
|
| 835 |
|
|
if verbose == True:
|
| 836 |
|
|
print "Device is NOT responding (IC)"
|
| 837 |
|
|
return 0
|
| 838 |
|
|
|
| 839 |
|
|
if steps > Settings().getMaxSteps():
|
| 840 |
|
|
if verbose == True:
|
| 841 |
|
|
print "Exceeded limit of " + str(Settings().getMaxSteps()) + " steps, aborting"
|
| 842 |
|
|
return 0
|
| 843 |
|
|
|
| 844 |
|
|
ticks = ticks + clocks
|
| 845 |
|
|
|
| 846 |
|
|
if verbose == True:
|
| 847 |
|
|
print "Instruction counter value after " + str(steps) + " commands reached"
|
| 848 |
|
|
print "Required " + str(ticks) + " clock ticks"
|
| 849 |
|
|
return ticks
|
| 850 |
|
|
|
| 851 |
|
|
def trace(self,n):
|
| 852 |
|
|
print "trace of the last " + str(n) +" instruction counter values: "
|
| 853 |
|
|
|
| 854 |
|
|
import copy
|
| 855 |
|
|
newstack = copy.deepcopy(self.stack)
|
| 856 |
|
|
|
| 857 |
|
|
val = newstack.pop()
|
| 858 |
|
|
|
| 859 |
|
|
x = 0
|
| 860 |
|
|
|
| 861 |
|
|
while( val != None and x < n ):
|
| 862 |
|
|
print "0x" + hex(val)[2:].rjust(8,"0").upper()
|
| 863 |
|
|
val = newstack.pop()
|
| 864 |
|
|
x = x + 1
|
| 865 |
|
|
|
| 866 |
|
|
#------------------------------------------------------------------------------------------------------
|
| 867 |
|
|
# CLASS LINEPARSER
|
| 868 |
|
|
#------------------------------------------------------------------------------------------------------
|
| 869 |
|
|
class LineParser:
|
| 870 |
|
|
def parseLine(self,line):
|
| 871 |
|
|
|
| 872 |
|
|
expression = Forward()
|
| 873 |
|
|
|
| 874 |
|
|
dec_value = Word("0123456789", min=1)
|
| 875 |
|
|
hex_value = Word("$","ABCDEF0123456789", min=2)
|
| 876 |
|
|
bin_value = Word("%","10", min=2)
|
| 877 |
|
|
|
| 878 |
|
|
value = (dec_value ^ hex_value ^ bin_value).setResultsName("value")
|
| 879 |
|
|
ident = Word( alphas, alphanums + "_" ).setResultsName("symbol")
|
| 880 |
|
|
|
| 881 |
|
|
address = (value ^ ident).setResultsName("address")
|
| 882 |
|
|
|
| 883 |
|
|
newval_value = (dec_value ^ hex_value ^ bin_value).setResultsName("newval_value")
|
| 884 |
|
|
newval_ident = Word( alphas, alphanums + "_" ).setResultsName("newval_symbol")
|
| 885 |
|
|
newval_address = (newval_value ^ newval_ident).setResultsName("newval_address")
|
| 886 |
|
|
|
| 887 |
|
|
count = (dec_value ^ hex_value ^ bin_value).setResultsName("count")
|
| 888 |
|
|
|
| 889 |
|
|
cmd_1 = ( Keyword("C") ^ Keyword("CLOCK") ^ Keyword("RESET")^ Keyword("R") ^ Keyword("A") ^ Keyword("X") ^ Keyword("Y") \
|
| 890 |
|
|
^ Keyword("FLAGS") ^ Keyword("F") ^ Keyword("IR") ^ Keyword("IC") ^ Keyword("ECHO") ^ Keyword("QUIT") \
|
| 891 |
|
|
^ Keyword("Q") ^ Keyword("STATUS") ^ Keyword("E") ^ Keyword("HELP") ^ Keyword("EXIT") ^ Keyword("I") \
|
| 892 |
|
|
^ Keyword("J") ^ Keyword("T") ^ Keyword("M") ^Keyword("N") ^ Keyword("ADDR") ^ Keyword("DATA") \
|
| 893 |
|
|
^ Keyword("GO") ^ Keyword("PAUSE") ^ Keyword("G") ^ Keyword("P") ^ Keyword("SYMBOLS") ^ Keyword("PROFILE")
|
| 894 |
|
|
^ Keyword("TOGGLEPROFILING")).setResultsName("command")
|
| 895 |
|
|
|
| 896 |
|
|
cmd_2 = ((Keyword("STEP") ^ Keyword("S")).setResultsName("command")) ^ ((Keyword("STEP") ^ Keyword("S")).setResultsName("command") + value)
|
| 897 |
|
|
|
| 898 |
|
|
cmd_3 = Keyword("JUMP").setResultsName("command") + address
|
| 899 |
|
|
|
| 900 |
|
|
cmd_4 = ((Keyword("TRACE")).setResultsName("command")) ^ ((Keyword("TRACE")).setResultsName("command") + value)
|
| 901 |
|
|
|
| 902 |
|
|
cmd_5 = (Keyword("WRITE")).setResultsName("command") + address + newval_address
|
| 903 |
|
|
|
| 904 |
|
|
cmd_6 = (Keyword("READ")).setResultsName("command") + address
|
| 905 |
|
|
|
| 906 |
|
|
cmd_7 = (Keyword("UPLOAD")).setResultsName("command") + address
|
| 907 |
|
|
|
| 908 |
|
|
cmd_8 = (Keyword("DOWNLOAD")).setResultsName("command") + address + count
|
| 909 |
|
|
|
| 910 |
|
|
cmd_9 = (Keyword("CCSTART")).setResultsName("command") + address
|
| 911 |
|
|
|
| 912 |
|
|
cmd_10 = (Keyword("CCSTOP")).setResultsName("command")
|
| 913 |
|
|
|
| 914 |
|
|
cmd_11 = (Keyword("CCSTATUS")).setResultsName("command")
|
| 915 |
|
|
|
| 916 |
|
|
command = (cmd_1 ^ cmd_2 ^ cmd_3 ^ cmd_4 ^ cmd_5 ^ cmd_6 ^ cmd_7 ^ cmd_8 ^ cmd_9 ^ cmd_10 ^ cmd_11)
|
| 917 |
|
|
|
| 918 |
|
|
expression << command + lineEnd
|
| 919 |
|
|
|
| 920 |
|
|
result = expression.parseString(line)
|
| 921 |
|
|
|
| 922 |
|
|
return result
|
| 923 |
|
|
|
| 924 |
|
|
#------------------------------------------------------------------------------------------------------
|
| 925 |
|
|
# CLASS SETTINGS
|
| 926 |
|
|
#------------------------------------------------------------------------------------------------------
|
| 927 |
|
|
class Settings(object):
|
| 928 |
|
|
def getMaxClocks(self):
|
| 929 |
|
|
return 100
|
| 930 |
|
|
|
| 931 |
|
|
def getMaxSteps(self):
|
| 932 |
|
|
return 50000
|
| 933 |
|
|
|
| 934 |
|
|
def getRetrys(self):
|
| 935 |
|
|
return 15
|
| 936 |
|
|
|
| 937 |
|
|
def getTimeout(self):
|
| 938 |
|
|
return 0.1
|
| 939 |
|
|
#------------------------------------------------------------------------------------------------------
|
| 940 |
|
|
# MAIN PROGRAM
|
| 941 |
|
|
#------------------------------------------------------------------------------------------------------
|
| 942 |
|
|
if __name__ == '__main__':
|
| 943 |
|
|
import sys
|
| 944 |
|
|
Debugger(sys.argv)
|
