added analytical model support, added proper output with sram.py

compiler/characterizer/lib.py

@@ -527,7 +527,7 @@ class lib:
             return
         datasheet = open(OPTS.openram_temp +'/datasheet.info', 'a+')
         
-        for (self.corner,lib_name) in zip(self.corners,self.lib_files):
+        for (corner, lib_name) in zip(self.corners, self.lib_files):
         
             ports = ""
             if OPTS.num_rw_ports>0:

compiler/datasheet/datasheet_gen.py

@@ -75,8 +75,11 @@ def parse_file(f,pages):
                                 item.min = VOLT
 
                         if item.parameter == 'Operating Frequncy (F)':
-                            if float(math.floor(1000/float(MIN_PERIOD)) < float(item.max)):
-                                item.max = str(math.floor(1000/float(MIN_PERIOD)))
+                            try:
+                                if float(math.floor(1000/float(MIN_PERIOD)) < float(item.max)):
+                                    item.max = str(math.floor(1000/float(MIN_PERIOD)))
+                            except Exception:
+                                pass
 
 
 
@@ -91,7 +94,13 @@ def parse_file(f,pages):
 
                 new_sheet.operating.append(operating_conditions_item('Power supply (VDD) range',VOLT,VOLT,VOLT,'Volts'))
                 new_sheet.operating.append(operating_conditions_item('Operating Temperature',TEMP,TEMP,TEMP,'Celsius'))
-                new_sheet.operating.append(operating_conditions_item('Operating Frequency (F)','','',str(math.floor(1000/float(MIN_PERIOD))),'MHz'))
+                try:
+                    new_sheet.operating.append(operating_conditions_item('Operating Frequency (F)','','',str(math.floor(1000/float(MIN_PERIOD))),'MHz'))
+                except Exception:
+                    new_sheet.operating.append(operating_conditions_item('Operating Frequency (F)','','',"unknown",'MHz')) #analytical model fails to provide MIN_PERIOD
+ 
+                    
+
 
                 new_sheet.timing.append(timing_and_current_data_item('1','2','3','4'))
 
@@ -103,21 +112,22 @@ def parse_file(f,pages):
 
 
 
-class parse():
-    def __init__(self,in_dir,out_dir):
+class datasheet_gen():
+     def datasheet_write(name):
 
+        in_dir = OPTS.openram_temp
+        
         if not (os.path.isdir(in_dir)):
             os.mkdir(in_dir)
 
-        if not (os.path.isdir(out_dir)):
-            os.mkdir(out_dir)
+        #if not (os.path.isdir(out_dir)):
+        #    os.mkdir(out_dir)
 
         datasheets = []
         parse_file(in_dir + "/datasheet.info", datasheets)
 
 
         for sheets in datasheets:
-#            print (out_dir + sheets.name + ".html")
-            with open(out_dir + "/" + sheets.name + ".html", 'w+') as f:
+            with open(name, 'w+') as f:
                 sheets.generate_html()
                 f.write(sheets.html)

compiler/openram.py

@@ -40,7 +40,7 @@ import verify
 from sram import sram
 from sram_config import sram_config
 #from parser import *
-output_extensions = ["sp","v","lib"]
+output_extensions = ["sp","v","lib","html"]
 if not OPTS.netlist_only:
     output_extensions.extend(["gds","lef"])
 output_files = ["{0}.{1}".format(OPTS.output_name,x) for x in output_extensions]
@@ -62,12 +62,6 @@ s = sram(sram_config=c,
 # Output the files for the resulting SRAM
 s.save()
 
-# generate datasheet from characterization of created SRAM
-if not OPTS.analytical_delay:
-    import datasheet_gen
-    p = datasheet_gen.parse(OPTS.openram_temp,os.environ.get('OPENRAM_HOME')+"/datasheet/datasheets")
-
-
 # Delete temp files etc.
 end_openram()
 print_time("End",datetime.datetime.now(), start_time)

compiler/sram.py

@@ -57,7 +57,7 @@ class sram():
     def verilog_write(self,name):
         self.s.verilog_write(name)
 
-        
+
     def save(self):
         """ Save all the output files while reporting time to do it as well. """
 
@@ -107,6 +107,14 @@ class sram():
             print("LEF: Writing to {0}".format(lefname))
             self.s.lef_write(lefname)
             print_time("LEF", datetime.datetime.now(), start_time)
+        
+        # Write the datasheet
+        start_time = datetime.datetime.now()
+        from datasheet_gen import datasheet_gen
+        dname = OPTS.output_path + self.s.name + ".html"
+        print("Datasheet: writing to {0}".format(dname))
+        datasheet_gen.datasheet_write(dname)
+        print_time("Datasheet", datetime.datetime.now(), start_time)
 
         # Write a verilog model
         start_time = datetime.datetime.now()

compiler/tests/30_openram_test.py

@@ -64,8 +64,8 @@ class openram_test(openram_test):
         self.assertTrue(len(files)>0)
         
         # Make sure there is any .html file 
-        if os.path.exists(os.environ.get('OPENRAM_HOME')+"/datasheet/datasheets"):
-            datasheets = glob.glob('{0}/{1}/*html'.format(OPENRAM_HOME,'datasheet/datasheets'))
+        if os.path.exists(out_path):
+            datasheets = glob.glob('{0}/*html'.format(out_path))
             self.assertTrue(len(datasheets)>0)
         
         # grep any errors from the output