working on Python code for hardware testing

.gitignore

@@ -9,3 +9,4 @@ x393.prj
 *DEBUG_VDT*
 *.kate-swp
 *.old
+*.pyc
\ No newline at end of file

includes/x393_mcontr_encode_cmd.vh

@@ -35,7 +35,7 @@
         input                      buf_rst;    // connect to external buffer (but only if not paused)
         begin
             func_encode_skip= func_encode_cmd (
-                {{14-CMD_DONE_BIT{1'b0}}, done, skip[CMD_PAUSE_BITS-1:0]},       // 15-bit row/column adderss
+                {{14-CMD_DONE_BIT{1'b0}}, done, skip[CMD_PAUSE_BITS-1:0]},       // 15-bit row/column address
                 bank[2:0],  // bank (here OK to be any)
                 3'b0,       // RAS/CAS/WE, positive logic
                 odt_en,     // enable ODT

py393/.settings/org.eclipse.core.resources.prefs

 eclipse.preferences.version=1
 encoding/import_verilog_parameters.py=utf-8
 encoding/test1.py=utf-8
+encoding/test2.py=utf-8

py393/import_verilog_parameters.py

@@ -30,6 +30,18 @@ __status__ = "Development"
 import re
 import os
 import string
+class VerilogParameters(object): #this is Borg
+    __shared_state = {}
+    def __init__(self, parameters=None):
+        self.__dict__ = self.__shared_state
+        if (parameters):
+            adict={}
+            for parName in parameters:
+                adict[parName]=         parameters[parName][0]
+                adict[parName+"__TYPE"]=parameters[parName][1]
+                adict[parName+"__RAW"]= parameters[parName][2]
+            self.__dict__.update(adict)
+
 class ImportVerilogParameters(object):
     '''
     classdocs
@@ -38,6 +50,7 @@ class ImportVerilogParameters(object):
     parameters={}
     conditions=[True]
     rootPath=None
+    verbose=1
     '''
     parameters - dictionalry of already known parameters, defines - defined macros
     '''
@@ -47,6 +60,7 @@ class ImportVerilogParameters(object):
         '''
         if parameters:
             self.parameters=parameters.copy()
+            self.parseRawParameters()
         if defines:
             self.defines=defines.copy()
         if rootPath:    
@@ -249,6 +263,7 @@ class ImportVerilogParameters(object):
     Adds parsed parameters to the dictionary
     '''
     def readParameterPortList(self,path,portMode=True):
+        if (self.verbose>2):
              print ("readParameterPortList:Processing %s"%(path))
         with open (path, "r") as myfile: #with will close file when done
             text=myfile.read()
@@ -339,12 +354,13 @@ class ImportVerilogParameters(object):
         for line in preprocessedLines:
             if line[-1] == ";":
                 portMode=False
+        if (self.verbose>2):
              print ("portMode is "+str(portMode))
         try:
             if portMode and (preprocessedLines[0][0]==","):
                 preprocessedLines.insert(0,preprocessedLines.pop(0)[1:])
         except:
-            pass
+            if (self.verbose>2):
                 print("No preprocessed lines left")
         while preprocessedLines:
 #            print("A: len(preprocessedLines)=%d, first is %s"%(len(preprocessedLines),preprocessedLines[0]))
@@ -480,18 +496,30 @@ class ImportVerilogParameters(object):
                     # process expression here, for now - just use expression string
                     ev= self.parseExpression(expLine)
                     if ev is None:
-                        self.parameters[parName]= (expLine,parType)
+                        self.parameters[parName]= (expLine,parType,expLine)
                     else:
                         if not parType:
                             parType=ev[1]
 #                        self.parameters[parName]= (ev[0],parType)
-                        self.parameters[parName]= (ev[0],parType+" raw="+expLine)
+                        self.parameters[parName]= (ev[0],parType,expLine)
 #                    if portMode: # while True:
                     if portMode or (termChar == ";"): # while True:
                         break;
 #        print ("======= Parameters =======")
 #        for par in self.parameters:
 #            print (par+": "+self.parameters[par])  
+    def parseRawParameters(self):
+        for parName in self.parameters:
+            valTyp= self.parameters[parName]
+            if (not valTyp[1]) or (valTyp[1]=="RAW"):
+               ev= self.parseExpression(valTyp[0])
+#               print ("valTyp="+str(valTyp))
+#               print ("ev="+str(ev))
+               if ev:
+                   self.parameters[parName]= (ev[0],ev[1],valTyp[0])
+                   if parName == "VERBOSE":
+                       self.verbose=ev[0]
+                         
     '''
     get parameter dictionary
     '''

py393/test1.py

@@ -38,6 +38,7 @@ from argparse import ArgumentParser
 from argparse import RawDescriptionHelpFormatter
 
 from import_verilog_parameters import ImportVerilogParameters
+from import_verilog_parameters import VerilogParameters
 __all__ = []
 __version__ = 0.1
 __date__ = '2015-03-01'
@@ -89,41 +90,36 @@ def main(argv=None): # IGNORE:C0111
 
 USAGE
 ''' % (program_shortdesc, __author__,str(__date__))
-
-#    parser = argparse.ArgumentParser()
-#    parser = ArgumentParser()
-    '''
-    parser = ArgumentParser(description=program_license, formatter_class=RawDescriptionHelpFormatter)
-    parser.add_argument("-v", "--verbose", dest="verbose", action="count", help="set verbosity level [default: %(default)s]")
-    parser.add_argument('-V', '--version', action='version', version=program_version_message)
-    parser.add_argument(dest="paths", help="Verilog include files with parameter definitions [default: %(default)s]", metavar="path", nargs='+')
-
-    args = parser.parse_args()
-#print argv
-    print args
-    print ("***1.25")
-    return
-    '''
-    ivp= ImportVerilogParameters (None,None)   
+    preDefines={}
+    preParameters={}
     try:
         # Setup argument parser
         parser = ArgumentParser(description=program_license, formatter_class=RawDescriptionHelpFormatter)
         parser.add_argument("-v", "--verbose", dest="verbose", action="count", help="set verbosity level [default: %(default)s]")
         parser.add_argument('-V', '--version', action='version', version=program_version_message)
-        parser.add_argument(dest="paths", help="Verilog include files with parameter definitions [default: %(default)s]", metavar="path", nargs='+')
+        parser.add_argument(                   dest="paths", help="Verilog include files with parameter definitions [default: %(default)s]", metavar="path", nargs='*')
+        parser.add_argument("-d", "--define",  dest="defines", action="append", help="Define macro(s)" )
+        parser.add_argument("-p", "--parameter",  dest="parameters", action="append", help="Define parameter(s) as name=value" )
+        
         # Process arguments
         args = parser.parse_args()
         paths = args.paths
         verbose = args.verbose
+        if args.defines:
+            for predef in args.defines:
+                kv=predef.split("=")
+                if len(kv)<2:
+                    kv.append("")
+                preDefines[kv[0].strip("`")]=kv[1]    
         if verbose > 0:
-            print("Verbose mode on")
-#        if inpat and expat and inpat == expat:
-#            raise CLIError("include and exclude pattern are equal! Nothing will be processed.")
-
-#        for path in paths:
-#            ### do something with inpath ###
-#            ivp.readParameterPortList(path)
-#        return 0
+#            print("Verbose mode on "+hex(verbose))
+            args.parameters.append('VERBOSE=%d'%verbose) # add as verilog parameter
+        if args.parameters:
+            for prePars in args.parameters:
+                kv=prePars.split("=")
+                if len(kv)>1:
+                    preParameters[kv[0]]=(kv[1],"RAW",kv[1]) # todo - need to go through the parser
+                    
     except KeyboardInterrupt:
         ### handle keyboard interrupt ###
         return 0
@@ -135,22 +131,33 @@ USAGE
         sys.stderr.write(indent + "  for help use --help")
         return 2
 # Take out from the try/except for debugging
+    ivp= ImportVerilogParameters(preParameters,preDefines)   
     for path in paths:
         ### do something with inpath ###
         ivp.readParameterPortList(path)
-
+    parameters=ivp.getParameters()
+    vpars=VerilogParameters(parameters)
+    if verbose > 3:
         defines= ivp.getDefines()
         print ("======= Extracted defines =======")
         for macro in defines:
             print ("`"+macro+": "+defines[macro])        
-
-    parameters=ivp.getParameters()
         print ("======= Parameters =======")
         for par in parameters:
             try:
-            print (par+" = "+hex(parameters[par][0])+" (type = "+parameters[par][1]+")")        
+                print (par+" = "+hex(parameters[par][0])+" (type = "+parameters[par][1]+" raw = "+parameters[par][2]+")")        
             except:
-            print (par+" = "+str(parameters[par][0])+" (type = "+parameters[par][1]+")")        
+                print (par+" = "+str(parameters[par][0])+" (type = "+parameters[par][1]+" raw = "+parameters[par][2]+")")
+        print("vpars.VERBOSE="+str(vpars.VERBOSE))
+        print("vpars.VERBOSE__TYPE="+str(vpars.VERBOSE__TYPE))
+        print("vpars.VERBOSE__RAW="+str(vpars.VERBOSE__RAW))
+    
+    print (VerilogParameters.__dict__)
+    vpars1=VerilogParameters()
+    print("vpars1.VERBOSE="+str(vpars1.VERBOSE))
+    print("vpars1.VERBOSE__TYPE="+str(vpars1.VERBOSE__TYPE))
+    print("vpars1.VERBOSE__RAW="+str(vpars1.VERBOSE__RAW))
+    
        
     return 0
 
@@ -158,7 +165,6 @@ if __name__ == "__main__":
     if DEBUG:
 #        sys.argv.append("-h")
         sys.argv.append("-v")
-#        sys.argv.append("-r")
     if TESTRUN:
         import doctest
         doctest.testmod()

py393/x393_mem.py

+'''
+# Copyright (C) 2015, Elphel.inc.
+# Memory read/write functions 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+@author:     Andrey Filippov
+@copyright:  2015 Elphel, Inc.
+@license:    GPLv3.0+
+@contact:    andrey@elphel.coml
+@deffield    updated: Updated
+'''
+__author__ = "Andrey Filippov"
+__copyright__ = "Copyright 2015, Elphel, Inc."
+__license__ = "GPL"
+__version__ = "3.0+"
+__maintainer__ = "Andrey Filippov"
+__email__ = "andrey@elphel.com"
+__status__ = "Development"
+from __future__ import print_function
+import mmap
+#import sys
+import struct
+
+class X393Mem(object):
+    '''
+    classdocs
+    '''
+    DRY_MODE= False # True
+    PAGE_SIZE=4096
+    DEBUG_MODE=1
+    ENDIAN="<" # little, ">" for big
+    AXI_SLAVE0_BASE=0x40000000
+
+    def __init__(self, debug_mode=1,dry_mode=False):
+        self.DEBUG_MODE=debug_mode
+        self.DRY_MODE=dry_mode
+        
+    def write_mem (self,addr, data):
+        if self.DRY_MODE:
+            print ("write_mem(0x%x,0x%x)"%(addr,data))
+            return
+        with open("/dev/mem", "r+b") as f:
+            page_addr=addr & (~(self.PAGE_SIZE-1))
+            page_offs=addr-page_addr
+            if (page_addr>=0x80000000):
+                page_addr-= (1<<32)
+                mm = mmap.mmap(f.fileno(), self.PAGE_SIZE, offset=page_addr)
+                packedData=struct.pack(self.ENDIAN+"L",data)
+                d=struct.unpack(self.ENDIAN+"L",packedData)[0]
+                mm[page_offs:page_offs+4]=packedData
+                if self.DEBUG_MODE > 2:
+                    print ("0x%08x <== 0x%08x (%d)"%(addr,d,d))
+            mm.close()
+        '''    
+        if MONITOR_EMIO and VEBOSE:
+            gpio0=read_mem (0xe000a068)
+            gpio1=read_mem (0xe000a06c)
+            print("GPIO: %04x %04x %04x %04x"%(gpio1>>16, gpio1 & 0xffff, gpio0>>16, gpio0 & 0xffff))
+            if ((gpio0 & 0xc) != 0xc) or ((gpio0 & 0xff00) != 0):
+                print("******** AXI STUCK ************")
+                exit (0)
+        '''    
+
+    def read_mem (self,addr):
+        if self.DRY_MODE:
+            print ("read_mem(0x%x)"%(addr))
+            return
+        with open("/dev/mem", "r+b") as f:
+            page_addr=addr & (~(self.PAGE_SIZE-1))
+            page_offs=addr-page_addr
+            if (page_addr>=0x80000000):
+                page_addr-= (1<<32)
+            mm = mmap.mmap(f.fileno(), self.PAGE_SIZE, offset=page_addr)
+            data=struct.unpack(self.ENDIAN+"L",mm[page_offs:page_offs+4])
+            d=data[0]
+            if self.DEBUG_MODE > 2:
+                print ("0x%08x ==> 0x%08x (%d)"%(addr,d,d))
+            return d
+#        mm.close() #probably not needed with "with"
+    '''
+    Read/write slave AXI using byte addresses relative to the AXI memory reagion
+    '''
+    def axi_write_single(self,addr,data):
+        self.write_mem(self.AXI_SLAVE0_BASE+addr,data)
+
+    def axi_read_addr(self,addr):
+        return self.read_mem(self.AXI_SLAVE0_BASE+addr)
+    '''
+    Read/write slave AXI using 32-bit word addresses (same as in Verilog code)
+    '''
+    def axi_write_single_w(self,addr,data):
+        self.axi_write_single(addr<<2,data)
+
+    def axi_read_addr_w(self,addr):
+        return self.axi_read_addr(addr<<2)
+        
\ No newline at end of file