sc_port.cc revision 13290
112837Sgabeblack@google.com/* 212837Sgabeblack@google.com * Copyright 2018 Google, Inc. 312837Sgabeblack@google.com * 412837Sgabeblack@google.com * Redistribution and use in source and binary forms, with or without 512837Sgabeblack@google.com * modification, are permitted provided that the following conditions are 612837Sgabeblack@google.com * met: redistributions of source code must retain the above copyright 712837Sgabeblack@google.com * notice, this list of conditions and the following disclaimer; 812837Sgabeblack@google.com * redistributions in binary form must reproduce the above copyright 912837Sgabeblack@google.com * notice, this list of conditions and the following disclaimer in the 1012837Sgabeblack@google.com * documentation and/or other materials provided with the distribution; 1112837Sgabeblack@google.com * neither the name of the copyright holders nor the names of its 1212837Sgabeblack@google.com * contributors may be used to endorse or promote products derived from 1312837Sgabeblack@google.com * this software without specific prior written permission. 1412837Sgabeblack@google.com * 1512837Sgabeblack@google.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1612837Sgabeblack@google.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1712837Sgabeblack@google.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1812837Sgabeblack@google.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1912837Sgabeblack@google.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2012837Sgabeblack@google.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2112837Sgabeblack@google.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2212837Sgabeblack@google.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2312837Sgabeblack@google.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2412837Sgabeblack@google.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2512837Sgabeblack@google.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2612837Sgabeblack@google.com * 2712837Sgabeblack@google.com * Authors: Gabe Black 2812837Sgabeblack@google.com */ 2912837Sgabeblack@google.com 3013290Sgabeblack@google.com#include <sstream> 3113290Sgabeblack@google.com 3212837Sgabeblack@google.com#include "base/logging.hh" 3313053Sgabeblack@google.com#include "systemc/core/module.hh" 3413207Sgabeblack@google.com#include "systemc/core/port.hh" 3513203Sgabeblack@google.com#include "systemc/core/scheduler.hh" 3613203Sgabeblack@google.com#include "systemc/ext/core/sc_main.hh" 3712837Sgabeblack@google.com#include "systemc/ext/core/sc_port.hh" 3812837Sgabeblack@google.com 3912837Sgabeblack@google.comnamespace sc_core 4012837Sgabeblack@google.com{ 4112837Sgabeblack@google.com 4213203Sgabeblack@google.comnamespace 4313203Sgabeblack@google.com{ 4413203Sgabeblack@google.com 4513203Sgabeblack@google.comvoid 4613203Sgabeblack@google.comreportError(const char *id, const char *add_msg, 4713203Sgabeblack@google.com const char *name, const char *kind) 4813203Sgabeblack@google.com{ 4913203Sgabeblack@google.com std::string msg; 5013203Sgabeblack@google.com if (add_msg) 5113203Sgabeblack@google.com msg = csprintf("%s: port '%s' (%s)", add_msg, name, kind); 5213203Sgabeblack@google.com else 5313203Sgabeblack@google.com msg = csprintf("port '%s' (%s)", name, kind); 5413203Sgabeblack@google.com 5513203Sgabeblack@google.com SC_REPORT_ERROR(id, msg.c_str()); 5613203Sgabeblack@google.com} 5713203Sgabeblack@google.com 5813203Sgabeblack@google.com} 5913203Sgabeblack@google.com 6013238Sgabeblack@google.comsc_port_base::sc_port_base(const char *n, int max_size, sc_port_policy p) : 6113283Sgabeblack@google.com sc_object(n), _gem5Port(nullptr) 6213053Sgabeblack@google.com{ 6313203Sgabeblack@google.com if (sc_is_running()) { 6413203Sgabeblack@google.com reportError("(E110) insert port failed", "simulation running", 6513238Sgabeblack@google.com name(), kind()); 6613203Sgabeblack@google.com } 6713203Sgabeblack@google.com if (::sc_gem5::scheduler.elaborationDone()) { 6813203Sgabeblack@google.com reportError("(E110) insert port failed", "elaboration done", 6913238Sgabeblack@google.com name(), kind()); 7013203Sgabeblack@google.com } 7113203Sgabeblack@google.com 7213268Sgabeblack@google.com auto m = sc_gem5::pickParentModule(); 7313203Sgabeblack@google.com if (!m) { 7413203Sgabeblack@google.com reportError("(E100) port specified outside of module", 7513238Sgabeblack@google.com nullptr, name(), kind()); 7613203Sgabeblack@google.com } else { 7713203Sgabeblack@google.com m->ports.push_back(this); 7813203Sgabeblack@google.com } 7913283Sgabeblack@google.com _gem5Port = new ::sc_gem5::Port(this, max_size); 8013053Sgabeblack@google.com} 8112957Sgabeblack@google.com 8213207Sgabeblack@google.comsc_port_base::~sc_port_base() 8313207Sgabeblack@google.com{ 8413207Sgabeblack@google.com delete _gem5Port; 8513207Sgabeblack@google.com} 8613207Sgabeblack@google.com 8712837Sgabeblack@google.comvoid 8812842Sgabeblack@google.comsc_port_base::warn_unimpl(const char *func) const 8912837Sgabeblack@google.com{ 9012837Sgabeblack@google.com warn("%s not implemented.\n", func); 9112837Sgabeblack@google.com} 9212837Sgabeblack@google.com 9313290Sgabeblack@google.comvoid 9413290Sgabeblack@google.comsc_port_base::report_error(const char *id, const char *add_msg) const 9513290Sgabeblack@google.com{ 9613290Sgabeblack@google.com std::ostringstream ss; 9713290Sgabeblack@google.com if (add_msg) 9813290Sgabeblack@google.com ss << add_msg << ": "; 9913290Sgabeblack@google.com ss << "port '" << name() << "' (" << kind() << ")"; 10013290Sgabeblack@google.com SC_REPORT_ERROR(id, ss.str().c_str()); 10113290Sgabeblack@google.com} 10213290Sgabeblack@google.com 10313207Sgabeblack@google.comint sc_port_base::maxSize() const { return _gem5Port->maxSize(); } 10413207Sgabeblack@google.comint sc_port_base::size() const { return _gem5Port->size(); } 10512957Sgabeblack@google.com 10613207Sgabeblack@google.comvoid sc_port_base::bind(sc_interface &i) { _gem5Port->bind(&i); } 10713207Sgabeblack@google.comvoid sc_port_base::bind(sc_port_base &p) { _gem5Port->bind(&p); } 10812938Sgabeblack@google.com 10912837Sgabeblack@google.com} // namespace sc_core 110