params.py revision 5469
13101Sstever@eecs.umich.edu# Copyright (c) 2004-2006 The Regents of The University of Michigan 23101Sstever@eecs.umich.edu# All rights reserved. 33101Sstever@eecs.umich.edu# 43101Sstever@eecs.umich.edu# Redistribution and use in source and binary forms, with or without 53101Sstever@eecs.umich.edu# modification, are permitted provided that the following conditions are 63101Sstever@eecs.umich.edu# met: redistributions of source code must retain the above copyright 73101Sstever@eecs.umich.edu# notice, this list of conditions and the following disclaimer; 83101Sstever@eecs.umich.edu# redistributions in binary form must reproduce the above copyright 93101Sstever@eecs.umich.edu# notice, this list of conditions and the following disclaimer in the 103101Sstever@eecs.umich.edu# documentation and/or other materials provided with the distribution; 113101Sstever@eecs.umich.edu# neither the name of the copyright holders nor the names of its 123101Sstever@eecs.umich.edu# contributors may be used to endorse or promote products derived from 133101Sstever@eecs.umich.edu# this software without specific prior written permission. 143101Sstever@eecs.umich.edu# 153101Sstever@eecs.umich.edu# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 163101Sstever@eecs.umich.edu# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 173101Sstever@eecs.umich.edu# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 183101Sstever@eecs.umich.edu# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 193101Sstever@eecs.umich.edu# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 203101Sstever@eecs.umich.edu# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 213101Sstever@eecs.umich.edu# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 223101Sstever@eecs.umich.edu# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 233101Sstever@eecs.umich.edu# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 243101Sstever@eecs.umich.edu# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 253101Sstever@eecs.umich.edu# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 263101Sstever@eecs.umich.edu# 273101Sstever@eecs.umich.edu# Authors: Steve Reinhardt 283101Sstever@eecs.umich.edu# Nathan Binkert 293101Sstever@eecs.umich.edu 303101Sstever@eecs.umich.edu##################################################################### 313101Sstever@eecs.umich.edu# 323101Sstever@eecs.umich.edu# Parameter description classes 333101Sstever@eecs.umich.edu# 343101Sstever@eecs.umich.edu# The _params dictionary in each class maps parameter names to either 353101Sstever@eecs.umich.edu# a Param or a VectorParam object. These objects contain the 363101Sstever@eecs.umich.edu# parameter description string, the parameter type, and the default 373101Sstever@eecs.umich.edu# value (if any). The convert() method on these objects is used to 383101Sstever@eecs.umich.edu# force whatever value is assigned to the parameter to the appropriate 393101Sstever@eecs.umich.edu# type. 403101Sstever@eecs.umich.edu# 413101Sstever@eecs.umich.edu# Note that the default values are loaded into the class's attribute 423101Sstever@eecs.umich.edu# space when the parameter dictionary is initialized (in 433101Sstever@eecs.umich.edu# MetaSimObject._new_param()); after that point they aren't used. 443101Sstever@eecs.umich.edu# 453101Sstever@eecs.umich.edu##################################################################### 463101Sstever@eecs.umich.edu 473885Sbinkertn@umich.eduimport copy 483885Sbinkertn@umich.eduimport datetime 494762Snate@binkert.orgimport re 503885Sbinkertn@umich.eduimport sys 513885Sbinkertn@umich.eduimport time 523885Sbinkertn@umich.edu 533101Sstever@eecs.umich.eduimport convert 544380Sbinkertn@umich.eduimport proxy 554167Sbinkertn@umich.eduimport ticks 563102Sstever@eecs.umich.edufrom util import * 573101Sstever@eecs.umich.edu 584762Snate@binkert.orgimport SimObject 594762Snate@binkert.org 604762Snate@binkert.orgdef isSimObject(*args, **kwargs): 614762Snate@binkert.org return SimObject.isSimObject(*args, **kwargs) 624762Snate@binkert.org 634762Snate@binkert.orgdef isSimObjectSequence(*args, **kwargs): 644762Snate@binkert.org return SimObject.isSimObjectSequence(*args, **kwargs) 654762Snate@binkert.org 664762Snate@binkert.orgdef isSimObjectClass(*args, **kwargs): 674762Snate@binkert.org return SimObject.isSimObjectClass(*args, **kwargs) 684762Snate@binkert.org 695033Smilesck@eecs.umich.eduallParams = {} 705033Smilesck@eecs.umich.edu 715033Smilesck@eecs.umich.educlass MetaParamValue(type): 725033Smilesck@eecs.umich.edu def __new__(mcls, name, bases, dct): 735033Smilesck@eecs.umich.edu cls = super(MetaParamValue, mcls).__new__(mcls, name, bases, dct) 745033Smilesck@eecs.umich.edu assert name not in allParams 755033Smilesck@eecs.umich.edu allParams[name] = cls 765033Smilesck@eecs.umich.edu return cls 775033Smilesck@eecs.umich.edu 785033Smilesck@eecs.umich.edu 793101Sstever@eecs.umich.edu# Dummy base class to identify types that are legitimate for SimObject 803101Sstever@eecs.umich.edu# parameters. 813101Sstever@eecs.umich.educlass ParamValue(object): 825033Smilesck@eecs.umich.edu __metaclass__ = MetaParamValue 833101Sstever@eecs.umich.edu 843101Sstever@eecs.umich.edu cxx_predecls = [] 853101Sstever@eecs.umich.edu swig_predecls = [] 863101Sstever@eecs.umich.edu 873101Sstever@eecs.umich.edu # default for printing to .ini file is regular string conversion. 883101Sstever@eecs.umich.edu # will be overridden in some cases 893101Sstever@eecs.umich.edu def ini_str(self): 903101Sstever@eecs.umich.edu return str(self) 913101Sstever@eecs.umich.edu 923101Sstever@eecs.umich.edu # allows us to blithely call unproxy() on things without checking 933101Sstever@eecs.umich.edu # if they're really proxies or not 943101Sstever@eecs.umich.edu def unproxy(self, base): 953101Sstever@eecs.umich.edu return self 963101Sstever@eecs.umich.edu 973101Sstever@eecs.umich.edu# Regular parameter description. 983101Sstever@eecs.umich.educlass ParamDesc(object): 993101Sstever@eecs.umich.edu def __init__(self, ptype_str, ptype, *args, **kwargs): 1003101Sstever@eecs.umich.edu self.ptype_str = ptype_str 1013101Sstever@eecs.umich.edu # remember ptype only if it is provided 1023101Sstever@eecs.umich.edu if ptype != None: 1033101Sstever@eecs.umich.edu self.ptype = ptype 1043101Sstever@eecs.umich.edu 1053101Sstever@eecs.umich.edu if args: 1063101Sstever@eecs.umich.edu if len(args) == 1: 1073101Sstever@eecs.umich.edu self.desc = args[0] 1083101Sstever@eecs.umich.edu elif len(args) == 2: 1093101Sstever@eecs.umich.edu self.default = args[0] 1103101Sstever@eecs.umich.edu self.desc = args[1] 1113101Sstever@eecs.umich.edu else: 1123101Sstever@eecs.umich.edu raise TypeError, 'too many arguments' 1133101Sstever@eecs.umich.edu 1143101Sstever@eecs.umich.edu if kwargs.has_key('desc'): 1153101Sstever@eecs.umich.edu assert(not hasattr(self, 'desc')) 1163101Sstever@eecs.umich.edu self.desc = kwargs['desc'] 1173101Sstever@eecs.umich.edu del kwargs['desc'] 1183101Sstever@eecs.umich.edu 1193101Sstever@eecs.umich.edu if kwargs.has_key('default'): 1203101Sstever@eecs.umich.edu assert(not hasattr(self, 'default')) 1213101Sstever@eecs.umich.edu self.default = kwargs['default'] 1223101Sstever@eecs.umich.edu del kwargs['default'] 1233101Sstever@eecs.umich.edu 1243101Sstever@eecs.umich.edu if kwargs: 1253101Sstever@eecs.umich.edu raise TypeError, 'extra unknown kwargs %s' % kwargs 1263101Sstever@eecs.umich.edu 1273101Sstever@eecs.umich.edu if not hasattr(self, 'desc'): 1283101Sstever@eecs.umich.edu raise TypeError, 'desc attribute missing' 1293101Sstever@eecs.umich.edu 1303101Sstever@eecs.umich.edu def __getattr__(self, attr): 1313101Sstever@eecs.umich.edu if attr == 'ptype': 1325033Smilesck@eecs.umich.edu ptype = SimObject.allClasses[self.ptype_str] 1335033Smilesck@eecs.umich.edu assert issubclass(ptype, SimObject.SimObject) 1345033Smilesck@eecs.umich.edu self.ptype = ptype 1355033Smilesck@eecs.umich.edu return ptype 1365033Smilesck@eecs.umich.edu 1373101Sstever@eecs.umich.edu raise AttributeError, "'%s' object has no attribute '%s'" % \ 1383101Sstever@eecs.umich.edu (type(self).__name__, attr) 1393101Sstever@eecs.umich.edu 1403101Sstever@eecs.umich.edu def convert(self, value): 1413101Sstever@eecs.umich.edu if isinstance(value, proxy.BaseProxy): 1423101Sstever@eecs.umich.edu value.set_param_desc(self) 1433101Sstever@eecs.umich.edu return value 1443101Sstever@eecs.umich.edu if not hasattr(self, 'ptype') and isNullPointer(value): 1453101Sstever@eecs.umich.edu # deferred evaluation of SimObject; continue to defer if 1463101Sstever@eecs.umich.edu # we're just assigning a null pointer 1473101Sstever@eecs.umich.edu return value 1483101Sstever@eecs.umich.edu if isinstance(value, self.ptype): 1493101Sstever@eecs.umich.edu return value 1503102Sstever@eecs.umich.edu if isNullPointer(value) and isSimObjectClass(self.ptype): 1513101Sstever@eecs.umich.edu return value 1523101Sstever@eecs.umich.edu return self.ptype(value) 1533101Sstever@eecs.umich.edu 1543101Sstever@eecs.umich.edu def cxx_predecls(self): 1553101Sstever@eecs.umich.edu return self.ptype.cxx_predecls 1563101Sstever@eecs.umich.edu 1573101Sstever@eecs.umich.edu def swig_predecls(self): 1583101Sstever@eecs.umich.edu return self.ptype.swig_predecls 1593101Sstever@eecs.umich.edu 1603101Sstever@eecs.umich.edu def cxx_decl(self): 1613101Sstever@eecs.umich.edu return '%s %s;' % (self.ptype.cxx_type, self.name) 1623101Sstever@eecs.umich.edu 1633101Sstever@eecs.umich.edu# Vector-valued parameter description. Just like ParamDesc, except 1643101Sstever@eecs.umich.edu# that the value is a vector (list) of the specified type instead of a 1653101Sstever@eecs.umich.edu# single value. 1663101Sstever@eecs.umich.edu 1673101Sstever@eecs.umich.educlass VectorParamValue(list): 1685033Smilesck@eecs.umich.edu __metaclass__ = MetaParamValue 1693101Sstever@eecs.umich.edu def ini_str(self): 1703101Sstever@eecs.umich.edu return ' '.join([v.ini_str() for v in self]) 1713101Sstever@eecs.umich.edu 1724762Snate@binkert.org def getValue(self): 1734762Snate@binkert.org return [ v.getValue() for v in self ] 1744762Snate@binkert.org 1753101Sstever@eecs.umich.edu def unproxy(self, base): 1763101Sstever@eecs.umich.edu return [v.unproxy(base) for v in self] 1773101Sstever@eecs.umich.edu 1783101Sstever@eecs.umich.educlass SimObjVector(VectorParamValue): 1795037Smilesck@eecs.umich.edu def print_ini(self, ini_file): 1803101Sstever@eecs.umich.edu for v in self: 1815037Smilesck@eecs.umich.edu v.print_ini(ini_file) 1823101Sstever@eecs.umich.edu 1833101Sstever@eecs.umich.educlass VectorParamDesc(ParamDesc): 1843101Sstever@eecs.umich.edu # Convert assigned value to appropriate type. If the RHS is not a 1853101Sstever@eecs.umich.edu # list or tuple, it generates a single-element list. 1863101Sstever@eecs.umich.edu def convert(self, value): 1873101Sstever@eecs.umich.edu if isinstance(value, (list, tuple)): 1883101Sstever@eecs.umich.edu # list: coerce each element into new list 1893101Sstever@eecs.umich.edu tmp_list = [ ParamDesc.convert(self, v) for v in value ] 1903101Sstever@eecs.umich.edu else: 1914762Snate@binkert.org # singleton: coerce to a single-element list 1924762Snate@binkert.org tmp_list = [ ParamDesc.convert(self, value) ] 1934762Snate@binkert.org 1944762Snate@binkert.org if isSimObjectSequence(tmp_list): 1954762Snate@binkert.org return SimObjVector(tmp_list) 1964762Snate@binkert.org else: 1974762Snate@binkert.org return VectorParamValue(tmp_list) 1984762Snate@binkert.org 1994762Snate@binkert.org def swig_predecls(self): 2004762Snate@binkert.org return ['%%include "%s_vptype.i"' % self.ptype_str] 2014762Snate@binkert.org 2024762Snate@binkert.org def swig_decl(self): 2034762Snate@binkert.org cxx_type = re.sub('std::', '', self.ptype.cxx_type) 2044762Snate@binkert.org vdecl = 'namespace std { %%template(vector_%s) vector< %s >; }' % \ 2054762Snate@binkert.org (self.ptype_str, cxx_type) 2064762Snate@binkert.org return ['%include "std_vector.i"'] + self.ptype.swig_predecls + [vdecl] 2073101Sstever@eecs.umich.edu 2083101Sstever@eecs.umich.edu def cxx_predecls(self): 2093101Sstever@eecs.umich.edu return ['#include <vector>'] + self.ptype.cxx_predecls 2103101Sstever@eecs.umich.edu 2113101Sstever@eecs.umich.edu def cxx_decl(self): 2123101Sstever@eecs.umich.edu return 'std::vector< %s > %s;' % (self.ptype.cxx_type, self.name) 2133101Sstever@eecs.umich.edu 2143101Sstever@eecs.umich.educlass ParamFactory(object): 2153101Sstever@eecs.umich.edu def __init__(self, param_desc_class, ptype_str = None): 2163101Sstever@eecs.umich.edu self.param_desc_class = param_desc_class 2173101Sstever@eecs.umich.edu self.ptype_str = ptype_str 2183101Sstever@eecs.umich.edu 2193101Sstever@eecs.umich.edu def __getattr__(self, attr): 2203101Sstever@eecs.umich.edu if self.ptype_str: 2213101Sstever@eecs.umich.edu attr = self.ptype_str + '.' + attr 2223101Sstever@eecs.umich.edu return ParamFactory(self.param_desc_class, attr) 2233101Sstever@eecs.umich.edu 2243101Sstever@eecs.umich.edu # E.g., Param.Int(5, "number of widgets") 2253101Sstever@eecs.umich.edu def __call__(self, *args, **kwargs): 2263101Sstever@eecs.umich.edu ptype = None 2273101Sstever@eecs.umich.edu try: 2285033Smilesck@eecs.umich.edu ptype = allParams[self.ptype_str] 2295033Smilesck@eecs.umich.edu except KeyError: 2303101Sstever@eecs.umich.edu # if name isn't defined yet, assume it's a SimObject, and 2313101Sstever@eecs.umich.edu # try to resolve it later 2323101Sstever@eecs.umich.edu pass 2333101Sstever@eecs.umich.edu return self.param_desc_class(self.ptype_str, ptype, *args, **kwargs) 2343101Sstever@eecs.umich.edu 2353101Sstever@eecs.umich.eduParam = ParamFactory(ParamDesc) 2363101Sstever@eecs.umich.eduVectorParam = ParamFactory(VectorParamDesc) 2373101Sstever@eecs.umich.edu 2383101Sstever@eecs.umich.edu##################################################################### 2393101Sstever@eecs.umich.edu# 2403101Sstever@eecs.umich.edu# Parameter Types 2413101Sstever@eecs.umich.edu# 2423101Sstever@eecs.umich.edu# Though native Python types could be used to specify parameter types 2433101Sstever@eecs.umich.edu# (the 'ptype' field of the Param and VectorParam classes), it's more 2443101Sstever@eecs.umich.edu# flexible to define our own set of types. This gives us more control 2453101Sstever@eecs.umich.edu# over how Python expressions are converted to values (via the 2463101Sstever@eecs.umich.edu# __init__() constructor) and how these values are printed out (via 2473101Sstever@eecs.umich.edu# the __str__() conversion method). 2483101Sstever@eecs.umich.edu# 2493101Sstever@eecs.umich.edu##################################################################### 2503101Sstever@eecs.umich.edu 2513101Sstever@eecs.umich.edu# String-valued parameter. Just mixin the ParamValue class with the 2523101Sstever@eecs.umich.edu# built-in str class. 2533101Sstever@eecs.umich.educlass String(ParamValue,str): 2543101Sstever@eecs.umich.edu cxx_type = 'std::string' 2553101Sstever@eecs.umich.edu cxx_predecls = ['#include <string>'] 2563101Sstever@eecs.umich.edu swig_predecls = ['%include "std_string.i"\n' + 2573101Sstever@eecs.umich.edu '%apply const std::string& {std::string *};'] 2584762Snate@binkert.org swig_predecls = ['%include "std_string.i"' ] 2594762Snate@binkert.org 2604762Snate@binkert.org def getValue(self): 2614762Snate@binkert.org return self 2623101Sstever@eecs.umich.edu 2633101Sstever@eecs.umich.edu# superclass for "numeric" parameter values, to emulate math 2643101Sstever@eecs.umich.edu# operations in a type-safe way. e.g., a Latency times an int returns 2653101Sstever@eecs.umich.edu# a new Latency object. 2663101Sstever@eecs.umich.educlass NumericParamValue(ParamValue): 2673101Sstever@eecs.umich.edu def __str__(self): 2683101Sstever@eecs.umich.edu return str(self.value) 2693101Sstever@eecs.umich.edu 2703101Sstever@eecs.umich.edu def __float__(self): 2713101Sstever@eecs.umich.edu return float(self.value) 2723101Sstever@eecs.umich.edu 2733714Sstever@eecs.umich.edu def __long__(self): 2743714Sstever@eecs.umich.edu return long(self.value) 2753714Sstever@eecs.umich.edu 2763714Sstever@eecs.umich.edu def __int__(self): 2773714Sstever@eecs.umich.edu return int(self.value) 2783714Sstever@eecs.umich.edu 2793101Sstever@eecs.umich.edu # hook for bounds checking 2803101Sstever@eecs.umich.edu def _check(self): 2813101Sstever@eecs.umich.edu return 2823101Sstever@eecs.umich.edu 2833101Sstever@eecs.umich.edu def __mul__(self, other): 2843101Sstever@eecs.umich.edu newobj = self.__class__(self) 2853101Sstever@eecs.umich.edu newobj.value *= other 2863101Sstever@eecs.umich.edu newobj._check() 2873101Sstever@eecs.umich.edu return newobj 2883101Sstever@eecs.umich.edu 2893101Sstever@eecs.umich.edu __rmul__ = __mul__ 2903101Sstever@eecs.umich.edu 2913101Sstever@eecs.umich.edu def __div__(self, other): 2923101Sstever@eecs.umich.edu newobj = self.__class__(self) 2933101Sstever@eecs.umich.edu newobj.value /= other 2943101Sstever@eecs.umich.edu newobj._check() 2953101Sstever@eecs.umich.edu return newobj 2963101Sstever@eecs.umich.edu 2973101Sstever@eecs.umich.edu def __sub__(self, other): 2983101Sstever@eecs.umich.edu newobj = self.__class__(self) 2993101Sstever@eecs.umich.edu newobj.value -= other 3003101Sstever@eecs.umich.edu newobj._check() 3013101Sstever@eecs.umich.edu return newobj 3023101Sstever@eecs.umich.edu 3033101Sstever@eecs.umich.edu# Metaclass for bounds-checked integer parameters. See CheckedInt. 3045033Smilesck@eecs.umich.educlass CheckedIntType(MetaParamValue): 3053101Sstever@eecs.umich.edu def __init__(cls, name, bases, dict): 3063101Sstever@eecs.umich.edu super(CheckedIntType, cls).__init__(name, bases, dict) 3073101Sstever@eecs.umich.edu 3083101Sstever@eecs.umich.edu # CheckedInt is an abstract base class, so we actually don't 3093101Sstever@eecs.umich.edu # want to do any processing on it... the rest of this code is 3103101Sstever@eecs.umich.edu # just for classes that derive from CheckedInt. 3113101Sstever@eecs.umich.edu if name == 'CheckedInt': 3123101Sstever@eecs.umich.edu return 3133101Sstever@eecs.umich.edu 3143101Sstever@eecs.umich.edu if not cls.cxx_predecls: 3153101Sstever@eecs.umich.edu # most derived types require this, so we just do it here once 3163101Sstever@eecs.umich.edu cls.cxx_predecls = ['#include "sim/host.hh"'] 3173101Sstever@eecs.umich.edu 3183101Sstever@eecs.umich.edu if not cls.swig_predecls: 3193101Sstever@eecs.umich.edu # most derived types require this, so we just do it here once 3204762Snate@binkert.org cls.swig_predecls = ['%import "stdint.i"\n' + 3213101Sstever@eecs.umich.edu '%import "sim/host.hh"'] 3223101Sstever@eecs.umich.edu 3233101Sstever@eecs.umich.edu if not (hasattr(cls, 'min') and hasattr(cls, 'max')): 3243101Sstever@eecs.umich.edu if not (hasattr(cls, 'size') and hasattr(cls, 'unsigned')): 3253101Sstever@eecs.umich.edu panic("CheckedInt subclass %s must define either\n" \ 3263101Sstever@eecs.umich.edu " 'min' and 'max' or 'size' and 'unsigned'\n" \ 3273101Sstever@eecs.umich.edu % name); 3283101Sstever@eecs.umich.edu if cls.unsigned: 3293101Sstever@eecs.umich.edu cls.min = 0 3303101Sstever@eecs.umich.edu cls.max = 2 ** cls.size - 1 3313101Sstever@eecs.umich.edu else: 3323101Sstever@eecs.umich.edu cls.min = -(2 ** (cls.size - 1)) 3333101Sstever@eecs.umich.edu cls.max = (2 ** (cls.size - 1)) - 1 3343101Sstever@eecs.umich.edu 3353101Sstever@eecs.umich.edu# Abstract superclass for bounds-checked integer parameters. This 3363101Sstever@eecs.umich.edu# class is subclassed to generate parameter classes with specific 3373101Sstever@eecs.umich.edu# bounds. Initialization of the min and max bounds is done in the 3383101Sstever@eecs.umich.edu# metaclass CheckedIntType.__init__. 3393101Sstever@eecs.umich.educlass CheckedInt(NumericParamValue): 3403101Sstever@eecs.umich.edu __metaclass__ = CheckedIntType 3413101Sstever@eecs.umich.edu 3423101Sstever@eecs.umich.edu def _check(self): 3433101Sstever@eecs.umich.edu if not self.min <= self.value <= self.max: 3443101Sstever@eecs.umich.edu raise TypeError, 'Integer param out of bounds %d < %d < %d' % \ 3453101Sstever@eecs.umich.edu (self.min, self.value, self.max) 3463101Sstever@eecs.umich.edu 3473101Sstever@eecs.umich.edu def __init__(self, value): 3483101Sstever@eecs.umich.edu if isinstance(value, str): 3493102Sstever@eecs.umich.edu self.value = convert.toInteger(value) 3503714Sstever@eecs.umich.edu elif isinstance(value, (int, long, float, NumericParamValue)): 3513101Sstever@eecs.umich.edu self.value = long(value) 3523714Sstever@eecs.umich.edu else: 3533714Sstever@eecs.umich.edu raise TypeError, "Can't convert object of type %s to CheckedInt" \ 3543714Sstever@eecs.umich.edu % type(value).__name__ 3553101Sstever@eecs.umich.edu self._check() 3563101Sstever@eecs.umich.edu 3574762Snate@binkert.org def getValue(self): 3584762Snate@binkert.org return long(self.value) 3594762Snate@binkert.org 3603101Sstever@eecs.umich.educlass Int(CheckedInt): cxx_type = 'int'; size = 32; unsigned = False 3613101Sstever@eecs.umich.educlass Unsigned(CheckedInt): cxx_type = 'unsigned'; size = 32; unsigned = True 3623101Sstever@eecs.umich.edu 3633101Sstever@eecs.umich.educlass Int8(CheckedInt): cxx_type = 'int8_t'; size = 8; unsigned = False 3643101Sstever@eecs.umich.educlass UInt8(CheckedInt): cxx_type = 'uint8_t'; size = 8; unsigned = True 3653101Sstever@eecs.umich.educlass Int16(CheckedInt): cxx_type = 'int16_t'; size = 16; unsigned = False 3663101Sstever@eecs.umich.educlass UInt16(CheckedInt): cxx_type = 'uint16_t'; size = 16; unsigned = True 3673101Sstever@eecs.umich.educlass Int32(CheckedInt): cxx_type = 'int32_t'; size = 32; unsigned = False 3683101Sstever@eecs.umich.educlass UInt32(CheckedInt): cxx_type = 'uint32_t'; size = 32; unsigned = True 3693101Sstever@eecs.umich.educlass Int64(CheckedInt): cxx_type = 'int64_t'; size = 64; unsigned = False 3703101Sstever@eecs.umich.educlass UInt64(CheckedInt): cxx_type = 'uint64_t'; size = 64; unsigned = True 3713101Sstever@eecs.umich.edu 3723101Sstever@eecs.umich.educlass Counter(CheckedInt): cxx_type = 'Counter'; size = 64; unsigned = True 3733101Sstever@eecs.umich.educlass Tick(CheckedInt): cxx_type = 'Tick'; size = 64; unsigned = True 3743101Sstever@eecs.umich.educlass TcpPort(CheckedInt): cxx_type = 'uint16_t'; size = 16; unsigned = True 3753101Sstever@eecs.umich.educlass UdpPort(CheckedInt): cxx_type = 'uint16_t'; size = 16; unsigned = True 3763101Sstever@eecs.umich.edu 3773101Sstever@eecs.umich.educlass Percent(CheckedInt): cxx_type = 'int'; min = 0; max = 100 3783101Sstever@eecs.umich.edu 3793101Sstever@eecs.umich.educlass Float(ParamValue, float): 3804446Sbinkertn@umich.edu cxx_type = 'double' 3813101Sstever@eecs.umich.edu 3825468Snate@binkert.org def __init__(self, value): 3835468Snate@binkert.org if isinstance(value, (int, long, float, NumericParamValue, Float)): 3845468Snate@binkert.org self.value = float(value) 3855468Snate@binkert.org else: 3865468Snate@binkert.org raise TypeError, "Can't convert object of type %s to Float" \ 3875468Snate@binkert.org % type(value).__name__ 3885468Snate@binkert.org 3894762Snate@binkert.org def getValue(self): 3904762Snate@binkert.org return float(self.value) 3914762Snate@binkert.org 3923101Sstever@eecs.umich.educlass MemorySize(CheckedInt): 3933101Sstever@eecs.umich.edu cxx_type = 'uint64_t' 3943101Sstever@eecs.umich.edu size = 64 3953101Sstever@eecs.umich.edu unsigned = True 3963101Sstever@eecs.umich.edu def __init__(self, value): 3973101Sstever@eecs.umich.edu if isinstance(value, MemorySize): 3983101Sstever@eecs.umich.edu self.value = value.value 3993101Sstever@eecs.umich.edu else: 4003102Sstever@eecs.umich.edu self.value = convert.toMemorySize(value) 4013101Sstever@eecs.umich.edu self._check() 4023101Sstever@eecs.umich.edu 4033101Sstever@eecs.umich.educlass MemorySize32(CheckedInt): 4044168Sbinkertn@umich.edu cxx_type = 'uint32_t' 4053101Sstever@eecs.umich.edu size = 32 4063101Sstever@eecs.umich.edu unsigned = True 4073101Sstever@eecs.umich.edu def __init__(self, value): 4083101Sstever@eecs.umich.edu if isinstance(value, MemorySize): 4093101Sstever@eecs.umich.edu self.value = value.value 4103101Sstever@eecs.umich.edu else: 4113102Sstever@eecs.umich.edu self.value = convert.toMemorySize(value) 4123101Sstever@eecs.umich.edu self._check() 4133101Sstever@eecs.umich.edu 4143101Sstever@eecs.umich.educlass Addr(CheckedInt): 4153101Sstever@eecs.umich.edu cxx_type = 'Addr' 4163101Sstever@eecs.umich.edu size = 64 4173101Sstever@eecs.umich.edu unsigned = True 4183101Sstever@eecs.umich.edu def __init__(self, value): 4193101Sstever@eecs.umich.edu if isinstance(value, Addr): 4203101Sstever@eecs.umich.edu self.value = value.value 4213101Sstever@eecs.umich.edu else: 4223101Sstever@eecs.umich.edu try: 4233102Sstever@eecs.umich.edu self.value = convert.toMemorySize(value) 4243101Sstever@eecs.umich.edu except TypeError: 4253101Sstever@eecs.umich.edu self.value = long(value) 4263101Sstever@eecs.umich.edu self._check() 4273584Ssaidi@eecs.umich.edu def __add__(self, other): 4283584Ssaidi@eecs.umich.edu if isinstance(other, Addr): 4293584Ssaidi@eecs.umich.edu return self.value + other.value 4303584Ssaidi@eecs.umich.edu else: 4313584Ssaidi@eecs.umich.edu return self.value + other 4323101Sstever@eecs.umich.edu 4333101Sstever@eecs.umich.edu 4345033Smilesck@eecs.umich.educlass MetaRange(MetaParamValue): 4353101Sstever@eecs.umich.edu def __init__(cls, name, bases, dict): 4363101Sstever@eecs.umich.edu super(MetaRange, cls).__init__(name, bases, dict) 4373101Sstever@eecs.umich.edu if name == 'Range': 4383101Sstever@eecs.umich.edu return 4393101Sstever@eecs.umich.edu cls.cxx_type = 'Range< %s >' % cls.type.cxx_type 4403101Sstever@eecs.umich.edu cls.cxx_predecls = \ 4413101Sstever@eecs.umich.edu ['#include "base/range.hh"'] + cls.type.cxx_predecls 4423101Sstever@eecs.umich.edu 4433101Sstever@eecs.umich.educlass Range(ParamValue): 4443101Sstever@eecs.umich.edu __metaclass__ = MetaRange 4453101Sstever@eecs.umich.edu type = Int # default; can be overridden in subclasses 4463101Sstever@eecs.umich.edu def __init__(self, *args, **kwargs): 4473101Sstever@eecs.umich.edu def handle_kwargs(self, kwargs): 4483101Sstever@eecs.umich.edu if 'end' in kwargs: 4493101Sstever@eecs.umich.edu self.second = self.type(kwargs.pop('end')) 4503101Sstever@eecs.umich.edu elif 'size' in kwargs: 4513101Sstever@eecs.umich.edu self.second = self.first + self.type(kwargs.pop('size')) - 1 4523101Sstever@eecs.umich.edu else: 4533101Sstever@eecs.umich.edu raise TypeError, "Either end or size must be specified" 4543101Sstever@eecs.umich.edu 4553101Sstever@eecs.umich.edu if len(args) == 0: 4563101Sstever@eecs.umich.edu self.first = self.type(kwargs.pop('start')) 4573101Sstever@eecs.umich.edu handle_kwargs(self, kwargs) 4583101Sstever@eecs.umich.edu 4593101Sstever@eecs.umich.edu elif len(args) == 1: 4603101Sstever@eecs.umich.edu if kwargs: 4613101Sstever@eecs.umich.edu self.first = self.type(args[0]) 4623101Sstever@eecs.umich.edu handle_kwargs(self, kwargs) 4633101Sstever@eecs.umich.edu elif isinstance(args[0], Range): 4643101Sstever@eecs.umich.edu self.first = self.type(args[0].first) 4653101Sstever@eecs.umich.edu self.second = self.type(args[0].second) 4665219Ssaidi@eecs.umich.edu elif isinstance(args[0], (list, tuple)): 4675219Ssaidi@eecs.umich.edu self.first = self.type(args[0][0]) 4685219Ssaidi@eecs.umich.edu self.second = self.type(args[0][1]) 4693101Sstever@eecs.umich.edu else: 4703101Sstever@eecs.umich.edu self.first = self.type(0) 4713101Sstever@eecs.umich.edu self.second = self.type(args[0]) - 1 4723101Sstever@eecs.umich.edu 4733101Sstever@eecs.umich.edu elif len(args) == 2: 4743101Sstever@eecs.umich.edu self.first = self.type(args[0]) 4753101Sstever@eecs.umich.edu self.second = self.type(args[1]) 4763101Sstever@eecs.umich.edu else: 4773101Sstever@eecs.umich.edu raise TypeError, "Too many arguments specified" 4783101Sstever@eecs.umich.edu 4793101Sstever@eecs.umich.edu if kwargs: 4803101Sstever@eecs.umich.edu raise TypeError, "too many keywords: %s" % kwargs.keys() 4813101Sstever@eecs.umich.edu 4823101Sstever@eecs.umich.edu def __str__(self): 4833101Sstever@eecs.umich.edu return '%s:%s' % (self.first, self.second) 4843101Sstever@eecs.umich.edu 4853101Sstever@eecs.umich.educlass AddrRange(Range): 4863101Sstever@eecs.umich.edu type = Addr 4874762Snate@binkert.org swig_predecls = ['%include "python/swig/range.i"'] 4884762Snate@binkert.org 4894762Snate@binkert.org def getValue(self): 4904762Snate@binkert.org from m5.objects.params import AddrRange 4914762Snate@binkert.org 4924762Snate@binkert.org value = AddrRange() 4934762Snate@binkert.org value.start = long(self.first) 4944762Snate@binkert.org value.end = long(self.second) 4954762Snate@binkert.org return value 4963101Sstever@eecs.umich.edu 4973101Sstever@eecs.umich.educlass TickRange(Range): 4983101Sstever@eecs.umich.edu type = Tick 4994762Snate@binkert.org swig_predecls = ['%include "python/swig/range.i"'] 5004762Snate@binkert.org 5014762Snate@binkert.org def getValue(self): 5024762Snate@binkert.org from m5.objects.params import TickRange 5034762Snate@binkert.org 5044762Snate@binkert.org value = TickRange() 5054762Snate@binkert.org value.start = long(self.first) 5064762Snate@binkert.org value.end = long(self.second) 5074762Snate@binkert.org return value 5083101Sstever@eecs.umich.edu 5093101Sstever@eecs.umich.edu# Boolean parameter type. Python doesn't let you subclass bool, since 5103101Sstever@eecs.umich.edu# it doesn't want to let you create multiple instances of True and 5113101Sstever@eecs.umich.edu# False. Thus this is a little more complicated than String. 5123101Sstever@eecs.umich.educlass Bool(ParamValue): 5133101Sstever@eecs.umich.edu cxx_type = 'bool' 5143101Sstever@eecs.umich.edu def __init__(self, value): 5153101Sstever@eecs.umich.edu try: 5163102Sstever@eecs.umich.edu self.value = convert.toBool(value) 5173101Sstever@eecs.umich.edu except TypeError: 5183101Sstever@eecs.umich.edu self.value = bool(value) 5193101Sstever@eecs.umich.edu 5204762Snate@binkert.org def getValue(self): 5214762Snate@binkert.org return bool(self.value) 5224762Snate@binkert.org 5233101Sstever@eecs.umich.edu def __str__(self): 5243101Sstever@eecs.umich.edu return str(self.value) 5253101Sstever@eecs.umich.edu 5263101Sstever@eecs.umich.edu def ini_str(self): 5273101Sstever@eecs.umich.edu if self.value: 5283101Sstever@eecs.umich.edu return 'true' 5293101Sstever@eecs.umich.edu return 'false' 5303101Sstever@eecs.umich.edu 5313101Sstever@eecs.umich.edudef IncEthernetAddr(addr, val = 1): 5323101Sstever@eecs.umich.edu bytes = map(lambda x: int(x, 16), addr.split(':')) 5333101Sstever@eecs.umich.edu bytes[5] += val 5343101Sstever@eecs.umich.edu for i in (5, 4, 3, 2, 1): 5353101Sstever@eecs.umich.edu val,rem = divmod(bytes[i], 256) 5363101Sstever@eecs.umich.edu bytes[i] = rem 5373101Sstever@eecs.umich.edu if val == 0: 5383101Sstever@eecs.umich.edu break 5393101Sstever@eecs.umich.edu bytes[i - 1] += val 5403101Sstever@eecs.umich.edu assert(bytes[0] <= 255) 5413101Sstever@eecs.umich.edu return ':'.join(map(lambda x: '%02x' % x, bytes)) 5423101Sstever@eecs.umich.edu 5434380Sbinkertn@umich.edu_NextEthernetAddr = "00:90:00:00:00:01" 5444380Sbinkertn@umich.edudef NextEthernetAddr(): 5454380Sbinkertn@umich.edu global _NextEthernetAddr 5463101Sstever@eecs.umich.edu 5474380Sbinkertn@umich.edu value = _NextEthernetAddr 5484380Sbinkertn@umich.edu _NextEthernetAddr = IncEthernetAddr(_NextEthernetAddr, 1) 5494380Sbinkertn@umich.edu return value 5503101Sstever@eecs.umich.edu 5513101Sstever@eecs.umich.educlass EthernetAddr(ParamValue): 5523101Sstever@eecs.umich.edu cxx_type = 'Net::EthAddr' 5533101Sstever@eecs.umich.edu cxx_predecls = ['#include "base/inet.hh"'] 5544762Snate@binkert.org swig_predecls = ['%include "python/swig/inet.i"'] 5553101Sstever@eecs.umich.edu def __init__(self, value): 5563101Sstever@eecs.umich.edu if value == NextEthernetAddr: 5573101Sstever@eecs.umich.edu self.value = value 5583101Sstever@eecs.umich.edu return 5593101Sstever@eecs.umich.edu 5603101Sstever@eecs.umich.edu if not isinstance(value, str): 5613101Sstever@eecs.umich.edu raise TypeError, "expected an ethernet address and didn't get one" 5623101Sstever@eecs.umich.edu 5633101Sstever@eecs.umich.edu bytes = value.split(':') 5643101Sstever@eecs.umich.edu if len(bytes) != 6: 5653101Sstever@eecs.umich.edu raise TypeError, 'invalid ethernet address %s' % value 5663101Sstever@eecs.umich.edu 5673101Sstever@eecs.umich.edu for byte in bytes: 5683101Sstever@eecs.umich.edu if not 0 <= int(byte) <= 256: 5693101Sstever@eecs.umich.edu raise TypeError, 'invalid ethernet address %s' % value 5703101Sstever@eecs.umich.edu 5713101Sstever@eecs.umich.edu self.value = value 5723101Sstever@eecs.umich.edu 5733101Sstever@eecs.umich.edu def unproxy(self, base): 5743101Sstever@eecs.umich.edu if self.value == NextEthernetAddr: 5754380Sbinkertn@umich.edu return EthernetAddr(self.value()) 5763101Sstever@eecs.umich.edu return self 5773101Sstever@eecs.umich.edu 5784762Snate@binkert.org def getValue(self): 5794762Snate@binkert.org from m5.objects.params import EthAddr 5804762Snate@binkert.org return EthAddr(self.value) 5814762Snate@binkert.org 5824380Sbinkertn@umich.edu def ini_str(self): 5834380Sbinkertn@umich.edu return self.value 5843101Sstever@eecs.umich.edu 5853932Sbinkertn@umich.edutime_formats = [ "%a %b %d %H:%M:%S %Z %Y", 5863932Sbinkertn@umich.edu "%a %b %d %H:%M:%S %Z %Y", 5873932Sbinkertn@umich.edu "%Y/%m/%d %H:%M:%S", 5883932Sbinkertn@umich.edu "%Y/%m/%d %H:%M", 5893932Sbinkertn@umich.edu "%Y/%m/%d", 5903932Sbinkertn@umich.edu "%m/%d/%Y %H:%M:%S", 5913932Sbinkertn@umich.edu "%m/%d/%Y %H:%M", 5923932Sbinkertn@umich.edu "%m/%d/%Y", 5933932Sbinkertn@umich.edu "%m/%d/%y %H:%M:%S", 5943932Sbinkertn@umich.edu "%m/%d/%y %H:%M", 5953932Sbinkertn@umich.edu "%m/%d/%y"] 5963932Sbinkertn@umich.edu 5973932Sbinkertn@umich.edu 5983885Sbinkertn@umich.edudef parse_time(value): 5993932Sbinkertn@umich.edu from time import gmtime, strptime, struct_time, time 6003932Sbinkertn@umich.edu from datetime import datetime, date 6013885Sbinkertn@umich.edu 6023932Sbinkertn@umich.edu if isinstance(value, struct_time): 6033932Sbinkertn@umich.edu return value 6043932Sbinkertn@umich.edu 6053932Sbinkertn@umich.edu if isinstance(value, (int, long)): 6063932Sbinkertn@umich.edu return gmtime(value) 6073932Sbinkertn@umich.edu 6083932Sbinkertn@umich.edu if isinstance(value, (datetime, date)): 6093932Sbinkertn@umich.edu return value.timetuple() 6103932Sbinkertn@umich.edu 6113932Sbinkertn@umich.edu if isinstance(value, str): 6123932Sbinkertn@umich.edu if value in ('Now', 'Today'): 6133932Sbinkertn@umich.edu return time.gmtime(time.time()) 6143932Sbinkertn@umich.edu 6153932Sbinkertn@umich.edu for format in time_formats: 6163932Sbinkertn@umich.edu try: 6173932Sbinkertn@umich.edu return strptime(value, format) 6183932Sbinkertn@umich.edu except ValueError: 6193932Sbinkertn@umich.edu pass 6203885Sbinkertn@umich.edu 6213885Sbinkertn@umich.edu raise ValueError, "Could not parse '%s' as a time" % value 6223885Sbinkertn@umich.edu 6233885Sbinkertn@umich.educlass Time(ParamValue): 6244762Snate@binkert.org cxx_type = 'tm' 6254762Snate@binkert.org cxx_predecls = [ '#include <time.h>' ] 6264762Snate@binkert.org swig_predecls = [ '%include "python/swig/time.i"' ] 6273885Sbinkertn@umich.edu def __init__(self, value): 6283932Sbinkertn@umich.edu self.value = parse_time(value) 6293885Sbinkertn@umich.edu 6304762Snate@binkert.org def getValue(self): 6314762Snate@binkert.org from m5.objects.params import tm 6324762Snate@binkert.org 6334762Snate@binkert.org c_time = tm() 6344762Snate@binkert.org py_time = self.value 6354762Snate@binkert.org 6364762Snate@binkert.org # UNIX is years since 1900 6374762Snate@binkert.org c_time.tm_year = py_time.tm_year - 1900; 6384762Snate@binkert.org 6394762Snate@binkert.org # Python starts at 1, UNIX starts at 0 6404762Snate@binkert.org c_time.tm_mon = py_time.tm_mon - 1; 6414762Snate@binkert.org c_time.tm_mday = py_time.tm_mday; 6424762Snate@binkert.org c_time.tm_hour = py_time.tm_hour; 6434762Snate@binkert.org c_time.tm_min = py_time.tm_min; 6444762Snate@binkert.org c_time.tm_sec = py_time.tm_sec; 6454762Snate@binkert.org 6464762Snate@binkert.org # Python has 0 as Monday, UNIX is 0 as sunday 6474762Snate@binkert.org c_time.tm_wday = py_time.tm_wday + 1 6484762Snate@binkert.org if c_time.tm_wday > 6: 6494762Snate@binkert.org c_time.tm_wday -= 7; 6504762Snate@binkert.org 6514762Snate@binkert.org # Python starts at 1, Unix starts at 0 6524762Snate@binkert.org c_time.tm_yday = py_time.tm_yday - 1; 6534762Snate@binkert.org 6544762Snate@binkert.org return c_time 6554762Snate@binkert.org 6563885Sbinkertn@umich.edu def __str__(self): 6574762Snate@binkert.org return time.asctime(self.value) 6583885Sbinkertn@umich.edu 6593885Sbinkertn@umich.edu def ini_str(self): 6603932Sbinkertn@umich.edu return str(self) 6613885Sbinkertn@umich.edu 6623101Sstever@eecs.umich.edu# Enumerated types are a little more complex. The user specifies the 6633101Sstever@eecs.umich.edu# type as Enum(foo) where foo is either a list or dictionary of 6643101Sstever@eecs.umich.edu# alternatives (typically strings, but not necessarily so). (In the 6653101Sstever@eecs.umich.edu# long run, the integer value of the parameter will be the list index 6663101Sstever@eecs.umich.edu# or the corresponding dictionary value. For now, since we only check 6673101Sstever@eecs.umich.edu# that the alternative is valid and then spit it into a .ini file, 6683101Sstever@eecs.umich.edu# there's not much point in using the dictionary.) 6693101Sstever@eecs.umich.edu 6703101Sstever@eecs.umich.edu# What Enum() must do is generate a new type encapsulating the 6713101Sstever@eecs.umich.edu# provided list/dictionary so that specific values of the parameter 6723101Sstever@eecs.umich.edu# can be instances of that type. We define two hidden internal 6733101Sstever@eecs.umich.edu# classes (_ListEnum and _DictEnum) to serve as base classes, then 6743101Sstever@eecs.umich.edu# derive the new type from the appropriate base class on the fly. 6753101Sstever@eecs.umich.edu 6764762Snate@binkert.orgallEnums = {} 6773101Sstever@eecs.umich.edu# Metaclass for Enum types 6785033Smilesck@eecs.umich.educlass MetaEnum(MetaParamValue): 6794762Snate@binkert.org def __new__(mcls, name, bases, dict): 6804762Snate@binkert.org assert name not in allEnums 6814762Snate@binkert.org 6824762Snate@binkert.org cls = super(MetaEnum, mcls).__new__(mcls, name, bases, dict) 6834762Snate@binkert.org allEnums[name] = cls 6844762Snate@binkert.org return cls 6854762Snate@binkert.org 6863101Sstever@eecs.umich.edu def __init__(cls, name, bases, init_dict): 6873101Sstever@eecs.umich.edu if init_dict.has_key('map'): 6883101Sstever@eecs.umich.edu if not isinstance(cls.map, dict): 6893101Sstever@eecs.umich.edu raise TypeError, "Enum-derived class attribute 'map' " \ 6903101Sstever@eecs.umich.edu "must be of type dict" 6913101Sstever@eecs.umich.edu # build list of value strings from map 6923101Sstever@eecs.umich.edu cls.vals = cls.map.keys() 6933101Sstever@eecs.umich.edu cls.vals.sort() 6943101Sstever@eecs.umich.edu elif init_dict.has_key('vals'): 6953101Sstever@eecs.umich.edu if not isinstance(cls.vals, list): 6963101Sstever@eecs.umich.edu raise TypeError, "Enum-derived class attribute 'vals' " \ 6973101Sstever@eecs.umich.edu "must be of type list" 6983101Sstever@eecs.umich.edu # build string->value map from vals sequence 6993101Sstever@eecs.umich.edu cls.map = {} 7003101Sstever@eecs.umich.edu for idx,val in enumerate(cls.vals): 7013101Sstever@eecs.umich.edu cls.map[val] = idx 7023101Sstever@eecs.umich.edu else: 7033101Sstever@eecs.umich.edu raise TypeError, "Enum-derived class must define "\ 7043101Sstever@eecs.umich.edu "attribute 'map' or 'vals'" 7053101Sstever@eecs.umich.edu 7064762Snate@binkert.org cls.cxx_type = 'Enums::%s' % name 7073101Sstever@eecs.umich.edu 7083101Sstever@eecs.umich.edu super(MetaEnum, cls).__init__(name, bases, init_dict) 7093101Sstever@eecs.umich.edu 7104762Snate@binkert.org def __str__(cls): 7114762Snate@binkert.org return cls.__name__ 7124762Snate@binkert.org 7133101Sstever@eecs.umich.edu # Generate C++ class declaration for this enum type. 7143101Sstever@eecs.umich.edu # Note that we wrap the enum in a class/struct to act as a namespace, 7153101Sstever@eecs.umich.edu # so that the enum strings can be brief w/o worrying about collisions. 7163101Sstever@eecs.umich.edu def cxx_decl(cls): 7174762Snate@binkert.org code = "#ifndef __ENUM__%s\n" % cls 7184762Snate@binkert.org code += '#define __ENUM__%s\n' % cls 7194762Snate@binkert.org code += '\n' 7204762Snate@binkert.org code += 'namespace Enums {\n' 7214762Snate@binkert.org code += ' enum %s {\n' % cls 7224762Snate@binkert.org for val in cls.vals: 7234762Snate@binkert.org code += ' %s = %d,\n' % (val, cls.map[val]) 7244762Snate@binkert.org code += ' Num_%s = %d,\n' % (cls, len(cls.vals)) 7254762Snate@binkert.org code += ' };\n' 7264762Snate@binkert.org code += ' extern const char *%sStrings[Num_%s];\n' % (cls, cls) 7274762Snate@binkert.org code += '}\n' 7284762Snate@binkert.org code += '\n' 7294762Snate@binkert.org code += '#endif\n' 7304762Snate@binkert.org return code 7314762Snate@binkert.org 7324762Snate@binkert.org def cxx_def(cls): 7334762Snate@binkert.org code = '#include "enums/%s.hh"\n' % cls 7344762Snate@binkert.org code += 'namespace Enums {\n' 7354762Snate@binkert.org code += ' const char *%sStrings[Num_%s] =\n' % (cls, cls) 7364762Snate@binkert.org code += ' {\n' 7374762Snate@binkert.org for val in cls.vals: 7384762Snate@binkert.org code += ' "%s",\n' % val 7394762Snate@binkert.org code += ' };\n' 7404762Snate@binkert.org code += '}\n' 7414762Snate@binkert.org return code 7423101Sstever@eecs.umich.edu 7433101Sstever@eecs.umich.edu# Base class for enum types. 7443101Sstever@eecs.umich.educlass Enum(ParamValue): 7453101Sstever@eecs.umich.edu __metaclass__ = MetaEnum 7463101Sstever@eecs.umich.edu vals = [] 7473101Sstever@eecs.umich.edu 7483101Sstever@eecs.umich.edu def __init__(self, value): 7493101Sstever@eecs.umich.edu if value not in self.map: 7503101Sstever@eecs.umich.edu raise TypeError, "Enum param got bad value '%s' (not in %s)" \ 7513101Sstever@eecs.umich.edu % (value, self.vals) 7523101Sstever@eecs.umich.edu self.value = value 7533101Sstever@eecs.umich.edu 7544762Snate@binkert.org def getValue(self): 7554762Snate@binkert.org return int(self.map[self.value]) 7564762Snate@binkert.org 7573101Sstever@eecs.umich.edu def __str__(self): 7583101Sstever@eecs.umich.edu return self.value 7593101Sstever@eecs.umich.edu 7603101Sstever@eecs.umich.edu# how big does a rounding error need to be before we warn about it? 7613101Sstever@eecs.umich.edufrequency_tolerance = 0.001 # 0.1% 7623101Sstever@eecs.umich.edu 7634167Sbinkertn@umich.educlass TickParamValue(NumericParamValue): 7643101Sstever@eecs.umich.edu cxx_type = 'Tick' 7653101Sstever@eecs.umich.edu cxx_predecls = ['#include "sim/host.hh"'] 7664762Snate@binkert.org swig_predecls = ['%import "stdint.i"\n' + 7673101Sstever@eecs.umich.edu '%import "sim/host.hh"'] 7684167Sbinkertn@umich.edu 7694762Snate@binkert.org def getValue(self): 7704762Snate@binkert.org return long(self.value) 7714762Snate@binkert.org 7724167Sbinkertn@umich.educlass Latency(TickParamValue): 7733101Sstever@eecs.umich.edu def __init__(self, value): 7744167Sbinkertn@umich.edu if isinstance(value, (Latency, Clock)): 7754167Sbinkertn@umich.edu self.ticks = value.ticks 7764167Sbinkertn@umich.edu self.value = value.value 7774167Sbinkertn@umich.edu elif isinstance(value, Frequency): 7784167Sbinkertn@umich.edu self.ticks = value.ticks 7794167Sbinkertn@umich.edu self.value = 1.0 / value.value 7804167Sbinkertn@umich.edu elif value.endswith('t'): 7814167Sbinkertn@umich.edu self.ticks = True 7824167Sbinkertn@umich.edu self.value = int(value[:-1]) 7834167Sbinkertn@umich.edu else: 7844167Sbinkertn@umich.edu self.ticks = False 7854167Sbinkertn@umich.edu self.value = convert.toLatency(value) 7863101Sstever@eecs.umich.edu 7873101Sstever@eecs.umich.edu def __getattr__(self, attr): 7883101Sstever@eecs.umich.edu if attr in ('latency', 'period'): 7893101Sstever@eecs.umich.edu return self 7903101Sstever@eecs.umich.edu if attr == 'frequency': 7913101Sstever@eecs.umich.edu return Frequency(self) 7923101Sstever@eecs.umich.edu raise AttributeError, "Latency object has no attribute '%s'" % attr 7933101Sstever@eecs.umich.edu 7944762Snate@binkert.org def getValue(self): 7954762Snate@binkert.org if self.ticks or self.value == 0: 7964762Snate@binkert.org value = self.value 7974762Snate@binkert.org else: 7984762Snate@binkert.org value = ticks.fromSeconds(self.value) 7994762Snate@binkert.org return long(value) 8004762Snate@binkert.org 8013101Sstever@eecs.umich.edu # convert latency to ticks 8023101Sstever@eecs.umich.edu def ini_str(self): 8034762Snate@binkert.org return '%d' % self.getValue() 8043101Sstever@eecs.umich.edu 8054167Sbinkertn@umich.educlass Frequency(TickParamValue): 8063101Sstever@eecs.umich.edu def __init__(self, value): 8074167Sbinkertn@umich.edu if isinstance(value, (Latency, Clock)): 8084167Sbinkertn@umich.edu if value.value == 0: 8094167Sbinkertn@umich.edu self.value = 0 8104167Sbinkertn@umich.edu else: 8114167Sbinkertn@umich.edu self.value = 1.0 / value.value 8124167Sbinkertn@umich.edu self.ticks = value.ticks 8134167Sbinkertn@umich.edu elif isinstance(value, Frequency): 8144167Sbinkertn@umich.edu self.value = value.value 8154167Sbinkertn@umich.edu self.ticks = value.ticks 8164167Sbinkertn@umich.edu else: 8174167Sbinkertn@umich.edu self.ticks = False 8184167Sbinkertn@umich.edu self.value = convert.toFrequency(value) 8193101Sstever@eecs.umich.edu 8203101Sstever@eecs.umich.edu def __getattr__(self, attr): 8213101Sstever@eecs.umich.edu if attr == 'frequency': 8223101Sstever@eecs.umich.edu return self 8233101Sstever@eecs.umich.edu if attr in ('latency', 'period'): 8243101Sstever@eecs.umich.edu return Latency(self) 8253101Sstever@eecs.umich.edu raise AttributeError, "Frequency object has no attribute '%s'" % attr 8263101Sstever@eecs.umich.edu 8274167Sbinkertn@umich.edu # convert latency to ticks 8284762Snate@binkert.org def getValue(self): 8294762Snate@binkert.org if self.ticks or self.value == 0: 8304762Snate@binkert.org value = self.value 8314762Snate@binkert.org else: 8324762Snate@binkert.org value = ticks.fromSeconds(1.0 / self.value) 8334762Snate@binkert.org return long(value) 8344762Snate@binkert.org 8353101Sstever@eecs.umich.edu def ini_str(self): 8364762Snate@binkert.org return '%d' % self.getValue() 8373101Sstever@eecs.umich.edu 8383101Sstever@eecs.umich.edu# A generic frequency and/or Latency value. Value is stored as a latency, 8393101Sstever@eecs.umich.edu# but to avoid ambiguity this object does not support numeric ops (* or /). 8403101Sstever@eecs.umich.edu# An explicit conversion to a Latency or Frequency must be made first. 8413101Sstever@eecs.umich.educlass Clock(ParamValue): 8423101Sstever@eecs.umich.edu cxx_type = 'Tick' 8433101Sstever@eecs.umich.edu cxx_predecls = ['#include "sim/host.hh"'] 8444762Snate@binkert.org swig_predecls = ['%import "stdint.i"\n' + 8453101Sstever@eecs.umich.edu '%import "sim/host.hh"'] 8463101Sstever@eecs.umich.edu def __init__(self, value): 8474167Sbinkertn@umich.edu if isinstance(value, (Latency, Clock)): 8484167Sbinkertn@umich.edu self.ticks = value.ticks 8494167Sbinkertn@umich.edu self.value = value.value 8504167Sbinkertn@umich.edu elif isinstance(value, Frequency): 8514167Sbinkertn@umich.edu self.ticks = value.ticks 8524167Sbinkertn@umich.edu self.value = 1.0 / value.value 8534167Sbinkertn@umich.edu elif value.endswith('t'): 8544167Sbinkertn@umich.edu self.ticks = True 8554167Sbinkertn@umich.edu self.value = int(value[:-1]) 8564167Sbinkertn@umich.edu else: 8574167Sbinkertn@umich.edu self.ticks = False 8584167Sbinkertn@umich.edu self.value = convert.anyToLatency(value) 8593101Sstever@eecs.umich.edu 8603101Sstever@eecs.umich.edu def __getattr__(self, attr): 8613101Sstever@eecs.umich.edu if attr == 'frequency': 8623101Sstever@eecs.umich.edu return Frequency(self) 8633101Sstever@eecs.umich.edu if attr in ('latency', 'period'): 8643101Sstever@eecs.umich.edu return Latency(self) 8653101Sstever@eecs.umich.edu raise AttributeError, "Frequency object has no attribute '%s'" % attr 8663101Sstever@eecs.umich.edu 8674762Snate@binkert.org def getValue(self): 8684762Snate@binkert.org return self.period.getValue() 8694762Snate@binkert.org 8703101Sstever@eecs.umich.edu def ini_str(self): 8713101Sstever@eecs.umich.edu return self.period.ini_str() 8723101Sstever@eecs.umich.edu 8733101Sstever@eecs.umich.educlass NetworkBandwidth(float,ParamValue): 8743101Sstever@eecs.umich.edu cxx_type = 'float' 8753101Sstever@eecs.umich.edu def __new__(cls, value): 8764167Sbinkertn@umich.edu # convert to bits per second 8774167Sbinkertn@umich.edu val = convert.toNetworkBandwidth(value) 8783101Sstever@eecs.umich.edu return super(cls, NetworkBandwidth).__new__(cls, val) 8793101Sstever@eecs.umich.edu 8803101Sstever@eecs.umich.edu def __str__(self): 8813101Sstever@eecs.umich.edu return str(self.val) 8823101Sstever@eecs.umich.edu 8834762Snate@binkert.org def getValue(self): 8844167Sbinkertn@umich.edu # convert to seconds per byte 8854167Sbinkertn@umich.edu value = 8.0 / float(self) 8864167Sbinkertn@umich.edu # convert to ticks per byte 8874762Snate@binkert.org value = ticks.fromSeconds(value) 8884762Snate@binkert.org return float(value) 8894762Snate@binkert.org 8904762Snate@binkert.org def ini_str(self): 8914762Snate@binkert.org return '%f' % self.getValue() 8923101Sstever@eecs.umich.edu 8933101Sstever@eecs.umich.educlass MemoryBandwidth(float,ParamValue): 8943101Sstever@eecs.umich.edu cxx_type = 'float' 8955469Snate@binkert.org def __new__(cls, value): 8964167Sbinkertn@umich.edu # we want the number of ticks per byte of data 8973102Sstever@eecs.umich.edu val = convert.toMemoryBandwidth(value) 8983101Sstever@eecs.umich.edu return super(cls, MemoryBandwidth).__new__(cls, val) 8993101Sstever@eecs.umich.edu 9003101Sstever@eecs.umich.edu def __str__(self): 9013101Sstever@eecs.umich.edu return str(self.val) 9023101Sstever@eecs.umich.edu 9034762Snate@binkert.org def getValue(self): 9044167Sbinkertn@umich.edu # convert to seconds per byte 9055468Snate@binkert.org value = float(self) 9065468Snate@binkert.org if value: 9075468Snate@binkert.org value = 1.0 / float(self) 9084167Sbinkertn@umich.edu # convert to ticks per byte 9094762Snate@binkert.org value = ticks.fromSeconds(value) 9104762Snate@binkert.org return float(value) 9114762Snate@binkert.org 9124762Snate@binkert.org def ini_str(self): 9134762Snate@binkert.org return '%f' % self.getValue() 9143101Sstever@eecs.umich.edu 9153101Sstever@eecs.umich.edu# 9163101Sstever@eecs.umich.edu# "Constants"... handy aliases for various values. 9173101Sstever@eecs.umich.edu# 9183101Sstever@eecs.umich.edu 9193102Sstever@eecs.umich.edu# Special class for NULL pointers. Note the special check in 9203102Sstever@eecs.umich.edu# make_param_value() above that lets these be assigned where a 9213102Sstever@eecs.umich.edu# SimObject is required. 9223102Sstever@eecs.umich.edu# only one copy of a particular node 9233102Sstever@eecs.umich.educlass NullSimObject(object): 9243102Sstever@eecs.umich.edu __metaclass__ = Singleton 9253102Sstever@eecs.umich.edu 9263102Sstever@eecs.umich.edu def __call__(cls): 9273102Sstever@eecs.umich.edu return cls 9283102Sstever@eecs.umich.edu 9293102Sstever@eecs.umich.edu def _instantiate(self, parent = None, path = ''): 9303102Sstever@eecs.umich.edu pass 9313102Sstever@eecs.umich.edu 9323102Sstever@eecs.umich.edu def ini_str(self): 9333102Sstever@eecs.umich.edu return 'Null' 9343102Sstever@eecs.umich.edu 9353102Sstever@eecs.umich.edu def unproxy(self, base): 9363102Sstever@eecs.umich.edu return self 9373102Sstever@eecs.umich.edu 9383102Sstever@eecs.umich.edu def set_path(self, parent, name): 9393102Sstever@eecs.umich.edu pass 9404762Snate@binkert.org 9413102Sstever@eecs.umich.edu def __str__(self): 9423102Sstever@eecs.umich.edu return 'Null' 9433102Sstever@eecs.umich.edu 9444762Snate@binkert.org def getValue(self): 9454762Snate@binkert.org return None 9464762Snate@binkert.org 9473102Sstever@eecs.umich.edu# The only instance you'll ever need... 9483102Sstever@eecs.umich.eduNULL = NullSimObject() 9493102Sstever@eecs.umich.edu 9503102Sstever@eecs.umich.edudef isNullPointer(value): 9513102Sstever@eecs.umich.edu return isinstance(value, NullSimObject) 9523102Sstever@eecs.umich.edu 9533101Sstever@eecs.umich.edu# Some memory range specifications use this as a default upper bound. 9543101Sstever@eecs.umich.eduMaxAddr = Addr.max 9553101Sstever@eecs.umich.eduMaxTick = Tick.max 9563101Sstever@eecs.umich.eduAllMemory = AddrRange(0, MaxAddr) 9573101Sstever@eecs.umich.edu 9583101Sstever@eecs.umich.edu 9593101Sstever@eecs.umich.edu##################################################################### 9603101Sstever@eecs.umich.edu# 9613101Sstever@eecs.umich.edu# Port objects 9623101Sstever@eecs.umich.edu# 9633101Sstever@eecs.umich.edu# Ports are used to interconnect objects in the memory system. 9643101Sstever@eecs.umich.edu# 9653101Sstever@eecs.umich.edu##################################################################### 9663101Sstever@eecs.umich.edu 9673101Sstever@eecs.umich.edu# Port reference: encapsulates a reference to a particular port on a 9683101Sstever@eecs.umich.edu# particular SimObject. 9693101Sstever@eecs.umich.educlass PortRef(object): 9703105Sstever@eecs.umich.edu def __init__(self, simobj, name): 9713105Sstever@eecs.umich.edu assert(isSimObject(simobj) or isSimObjectClass(simobj)) 9723101Sstever@eecs.umich.edu self.simobj = simobj 9733101Sstever@eecs.umich.edu self.name = name 9743101Sstever@eecs.umich.edu self.peer = None # not associated with another port yet 9753101Sstever@eecs.umich.edu self.ccConnected = False # C++ port connection done? 9763105Sstever@eecs.umich.edu self.index = -1 # always -1 for non-vector ports 9773101Sstever@eecs.umich.edu 9783103Sstever@eecs.umich.edu def __str__(self): 9793105Sstever@eecs.umich.edu return '%s.%s' % (self.simobj, self.name) 9803103Sstever@eecs.umich.edu 9813105Sstever@eecs.umich.edu # for config.ini, print peer's name (not ours) 9823105Sstever@eecs.umich.edu def ini_str(self): 9833105Sstever@eecs.umich.edu return str(self.peer) 9843105Sstever@eecs.umich.edu 9853105Sstever@eecs.umich.edu def __getattr__(self, attr): 9863105Sstever@eecs.umich.edu if attr == 'peerObj': 9873105Sstever@eecs.umich.edu # shorthand for proxies 9883105Sstever@eecs.umich.edu return self.peer.simobj 9893105Sstever@eecs.umich.edu raise AttributeError, "'%s' object has no attribute '%s'" % \ 9903105Sstever@eecs.umich.edu (self.__class__.__name__, attr) 9913105Sstever@eecs.umich.edu 9923105Sstever@eecs.umich.edu # Full connection is symmetric (both ways). Called via 9933105Sstever@eecs.umich.edu # SimObject.__setattr__ as a result of a port assignment, e.g., 9943109Sstever@eecs.umich.edu # "obj1.portA = obj2.portB", or via VectorPortElementRef.__setitem__, 9953105Sstever@eecs.umich.edu # e.g., "obj1.portA[3] = obj2.portB". 9963105Sstever@eecs.umich.edu def connect(self, other): 9973105Sstever@eecs.umich.edu if isinstance(other, VectorPortRef): 9983105Sstever@eecs.umich.edu # reference to plain VectorPort is implicit append 9993105Sstever@eecs.umich.edu other = other._get_next() 10003105Sstever@eecs.umich.edu if self.peer and not proxy.isproxy(self.peer): 10013105Sstever@eecs.umich.edu print "warning: overwriting port", self, \ 10023105Sstever@eecs.umich.edu "value", self.peer, "with", other 10033101Sstever@eecs.umich.edu self.peer = other 10043109Sstever@eecs.umich.edu if proxy.isproxy(other): 10053109Sstever@eecs.umich.edu other.set_param_desc(PortParamDesc()) 10063109Sstever@eecs.umich.edu elif isinstance(other, PortRef): 10073109Sstever@eecs.umich.edu if other.peer is not self: 10083109Sstever@eecs.umich.edu other.connect(self) 10093109Sstever@eecs.umich.edu else: 10103109Sstever@eecs.umich.edu raise TypeError, \ 10113109Sstever@eecs.umich.edu "assigning non-port reference '%s' to port '%s'" \ 10123109Sstever@eecs.umich.edu % (other, self) 10133101Sstever@eecs.umich.edu 10143105Sstever@eecs.umich.edu def clone(self, simobj, memo): 10153105Sstever@eecs.umich.edu if memo.has_key(self): 10163105Sstever@eecs.umich.edu return memo[self] 10173101Sstever@eecs.umich.edu newRef = copy.copy(self) 10183105Sstever@eecs.umich.edu memo[self] = newRef 10193105Sstever@eecs.umich.edu newRef.simobj = simobj 10203101Sstever@eecs.umich.edu assert(isSimObject(newRef.simobj)) 10213105Sstever@eecs.umich.edu if self.peer and not proxy.isproxy(self.peer): 10223179Sstever@eecs.umich.edu peerObj = self.peer.simobj(_memo=memo) 10233105Sstever@eecs.umich.edu newRef.peer = self.peer.clone(peerObj, memo) 10243105Sstever@eecs.umich.edu assert(not isinstance(newRef.peer, VectorPortRef)) 10253101Sstever@eecs.umich.edu return newRef 10263101Sstever@eecs.umich.edu 10273105Sstever@eecs.umich.edu def unproxy(self, simobj): 10283105Sstever@eecs.umich.edu assert(simobj is self.simobj) 10293105Sstever@eecs.umich.edu if proxy.isproxy(self.peer): 10303105Sstever@eecs.umich.edu try: 10313105Sstever@eecs.umich.edu realPeer = self.peer.unproxy(self.simobj) 10323105Sstever@eecs.umich.edu except: 10333105Sstever@eecs.umich.edu print "Error in unproxying port '%s' of %s" % \ 10343105Sstever@eecs.umich.edu (self.name, self.simobj.path()) 10353105Sstever@eecs.umich.edu raise 10363105Sstever@eecs.umich.edu self.connect(realPeer) 10373105Sstever@eecs.umich.edu 10383101Sstever@eecs.umich.edu # Call C++ to create corresponding port connection between C++ objects 10393101Sstever@eecs.umich.edu def ccConnect(self): 10404859Snate@binkert.org from m5.objects.params import connectPorts 10414762Snate@binkert.org 10423101Sstever@eecs.umich.edu if self.ccConnected: # already done this 10433101Sstever@eecs.umich.edu return 10443101Sstever@eecs.umich.edu peer = self.peer 10454859Snate@binkert.org connectPorts(self.simobj.getCCObject(), self.name, self.index, 10464859Snate@binkert.org peer.simobj.getCCObject(), peer.name, peer.index) 10473101Sstever@eecs.umich.edu self.ccConnected = True 10483101Sstever@eecs.umich.edu peer.ccConnected = True 10493101Sstever@eecs.umich.edu 10503105Sstever@eecs.umich.edu# A reference to an individual element of a VectorPort... much like a 10513105Sstever@eecs.umich.edu# PortRef, but has an index. 10523105Sstever@eecs.umich.educlass VectorPortElementRef(PortRef): 10533105Sstever@eecs.umich.edu def __init__(self, simobj, name, index): 10543105Sstever@eecs.umich.edu PortRef.__init__(self, simobj, name) 10553105Sstever@eecs.umich.edu self.index = index 10563105Sstever@eecs.umich.edu 10573105Sstever@eecs.umich.edu def __str__(self): 10583105Sstever@eecs.umich.edu return '%s.%s[%d]' % (self.simobj, self.name, self.index) 10593105Sstever@eecs.umich.edu 10603105Sstever@eecs.umich.edu# A reference to a complete vector-valued port (not just a single element). 10613105Sstever@eecs.umich.edu# Can be indexed to retrieve individual VectorPortElementRef instances. 10623105Sstever@eecs.umich.educlass VectorPortRef(object): 10633105Sstever@eecs.umich.edu def __init__(self, simobj, name): 10643105Sstever@eecs.umich.edu assert(isSimObject(simobj) or isSimObjectClass(simobj)) 10653105Sstever@eecs.umich.edu self.simobj = simobj 10663105Sstever@eecs.umich.edu self.name = name 10673105Sstever@eecs.umich.edu self.elements = [] 10683105Sstever@eecs.umich.edu 10693109Sstever@eecs.umich.edu def __str__(self): 10703109Sstever@eecs.umich.edu return '%s.%s[:]' % (self.simobj, self.name) 10713109Sstever@eecs.umich.edu 10723105Sstever@eecs.umich.edu # for config.ini, print peer's name (not ours) 10733105Sstever@eecs.umich.edu def ini_str(self): 10743105Sstever@eecs.umich.edu return ' '.join([el.ini_str() for el in self.elements]) 10753105Sstever@eecs.umich.edu 10763105Sstever@eecs.umich.edu def __getitem__(self, key): 10773105Sstever@eecs.umich.edu if not isinstance(key, int): 10783105Sstever@eecs.umich.edu raise TypeError, "VectorPort index must be integer" 10793105Sstever@eecs.umich.edu if key >= len(self.elements): 10803105Sstever@eecs.umich.edu # need to extend list 10813105Sstever@eecs.umich.edu ext = [VectorPortElementRef(self.simobj, self.name, i) 10823105Sstever@eecs.umich.edu for i in range(len(self.elements), key+1)] 10833105Sstever@eecs.umich.edu self.elements.extend(ext) 10843105Sstever@eecs.umich.edu return self.elements[key] 10853105Sstever@eecs.umich.edu 10863105Sstever@eecs.umich.edu def _get_next(self): 10873105Sstever@eecs.umich.edu return self[len(self.elements)] 10883105Sstever@eecs.umich.edu 10893105Sstever@eecs.umich.edu def __setitem__(self, key, value): 10903105Sstever@eecs.umich.edu if not isinstance(key, int): 10913105Sstever@eecs.umich.edu raise TypeError, "VectorPort index must be integer" 10923105Sstever@eecs.umich.edu self[key].connect(value) 10933105Sstever@eecs.umich.edu 10943105Sstever@eecs.umich.edu def connect(self, other): 10953109Sstever@eecs.umich.edu if isinstance(other, (list, tuple)): 10963109Sstever@eecs.umich.edu # Assign list of port refs to vector port. 10973109Sstever@eecs.umich.edu # For now, append them... not sure if that's the right semantics 10983109Sstever@eecs.umich.edu # or if it should replace the current vector. 10993109Sstever@eecs.umich.edu for ref in other: 11003109Sstever@eecs.umich.edu self._get_next().connect(ref) 11013109Sstever@eecs.umich.edu else: 11023109Sstever@eecs.umich.edu # scalar assignment to plain VectorPort is implicit append 11033109Sstever@eecs.umich.edu self._get_next().connect(other) 11043109Sstever@eecs.umich.edu 11053109Sstever@eecs.umich.edu def clone(self, simobj, memo): 11063109Sstever@eecs.umich.edu if memo.has_key(self): 11073109Sstever@eecs.umich.edu return memo[self] 11083109Sstever@eecs.umich.edu newRef = copy.copy(self) 11093109Sstever@eecs.umich.edu memo[self] = newRef 11103109Sstever@eecs.umich.edu newRef.simobj = simobj 11113109Sstever@eecs.umich.edu assert(isSimObject(newRef.simobj)) 11123109Sstever@eecs.umich.edu newRef.elements = [el.clone(simobj, memo) for el in self.elements] 11133109Sstever@eecs.umich.edu return newRef 11143105Sstever@eecs.umich.edu 11153105Sstever@eecs.umich.edu def unproxy(self, simobj): 11163105Sstever@eecs.umich.edu [el.unproxy(simobj) for el in self.elements] 11173105Sstever@eecs.umich.edu 11183105Sstever@eecs.umich.edu def ccConnect(self): 11193105Sstever@eecs.umich.edu [el.ccConnect() for el in self.elements] 11203105Sstever@eecs.umich.edu 11213101Sstever@eecs.umich.edu# Port description object. Like a ParamDesc object, this represents a 11223101Sstever@eecs.umich.edu# logical port in the SimObject class, not a particular port on a 11233101Sstever@eecs.umich.edu# SimObject instance. The latter are represented by PortRef objects. 11243101Sstever@eecs.umich.educlass Port(object): 11253105Sstever@eecs.umich.edu # Port("description") or Port(default, "description") 11263105Sstever@eecs.umich.edu def __init__(self, *args): 11273105Sstever@eecs.umich.edu if len(args) == 1: 11283105Sstever@eecs.umich.edu self.desc = args[0] 11293105Sstever@eecs.umich.edu elif len(args) == 2: 11303105Sstever@eecs.umich.edu self.default = args[0] 11313105Sstever@eecs.umich.edu self.desc = args[1] 11323105Sstever@eecs.umich.edu else: 11333105Sstever@eecs.umich.edu raise TypeError, 'wrong number of arguments' 11343105Sstever@eecs.umich.edu # self.name is set by SimObject class on assignment 11353105Sstever@eecs.umich.edu # e.g., pio_port = Port("blah") sets self.name to 'pio_port' 11363101Sstever@eecs.umich.edu 11373101Sstever@eecs.umich.edu # Generate a PortRef for this port on the given SimObject with the 11383101Sstever@eecs.umich.edu # given name 11393105Sstever@eecs.umich.edu def makeRef(self, simobj): 11403105Sstever@eecs.umich.edu return PortRef(simobj, self.name) 11413101Sstever@eecs.umich.edu 11423101Sstever@eecs.umich.edu # Connect an instance of this port (on the given SimObject with 11433101Sstever@eecs.umich.edu # the given name) with the port described by the supplied PortRef 11443105Sstever@eecs.umich.edu def connect(self, simobj, ref): 11453105Sstever@eecs.umich.edu self.makeRef(simobj).connect(ref) 11463101Sstever@eecs.umich.edu 11473101Sstever@eecs.umich.edu# VectorPort description object. Like Port, but represents a vector 11483101Sstever@eecs.umich.edu# of connections (e.g., as on a Bus). 11493101Sstever@eecs.umich.educlass VectorPort(Port): 11503105Sstever@eecs.umich.edu def __init__(self, *args): 11513105Sstever@eecs.umich.edu Port.__init__(self, *args) 11523101Sstever@eecs.umich.edu self.isVec = True 11533101Sstever@eecs.umich.edu 11543105Sstever@eecs.umich.edu def makeRef(self, simobj): 11553105Sstever@eecs.umich.edu return VectorPortRef(simobj, self.name) 11563105Sstever@eecs.umich.edu 11573109Sstever@eecs.umich.edu# 'Fake' ParamDesc for Port references to assign to the _pdesc slot of 11583109Sstever@eecs.umich.edu# proxy objects (via set_param_desc()) so that proxy error messages 11593109Sstever@eecs.umich.edu# make sense. 11603109Sstever@eecs.umich.educlass PortParamDesc(object): 11613109Sstever@eecs.umich.edu __metaclass__ = Singleton 11623109Sstever@eecs.umich.edu 11633109Sstever@eecs.umich.edu ptype_str = 'Port' 11643109Sstever@eecs.umich.edu ptype = Port 11653105Sstever@eecs.umich.edu 11663101Sstever@eecs.umich.edu__all__ = ['Param', 'VectorParam', 11673101Sstever@eecs.umich.edu 'Enum', 'Bool', 'String', 'Float', 11683101Sstever@eecs.umich.edu 'Int', 'Unsigned', 'Int8', 'UInt8', 'Int16', 'UInt16', 11693101Sstever@eecs.umich.edu 'Int32', 'UInt32', 'Int64', 'UInt64', 11703101Sstever@eecs.umich.edu 'Counter', 'Addr', 'Tick', 'Percent', 11713101Sstever@eecs.umich.edu 'TcpPort', 'UdpPort', 'EthernetAddr', 11723101Sstever@eecs.umich.edu 'MemorySize', 'MemorySize32', 11734167Sbinkertn@umich.edu 'Latency', 'Frequency', 'Clock', 11743101Sstever@eecs.umich.edu 'NetworkBandwidth', 'MemoryBandwidth', 11753101Sstever@eecs.umich.edu 'Range', 'AddrRange', 'TickRange', 11763101Sstever@eecs.umich.edu 'MaxAddr', 'MaxTick', 'AllMemory', 11773885Sbinkertn@umich.edu 'Time', 11783102Sstever@eecs.umich.edu 'NextEthernetAddr', 'NULL', 11793101Sstever@eecs.umich.edu 'Port', 'VectorPort'] 1180