sc_port.cc revision 13053
1/* 2 * Copyright 2018 Google, Inc. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer; 8 * redistributions in binary form must reproduce the above copyright 9 * notice, this list of conditions and the following disclaimer in the 10 * documentation and/or other materials provided with the distribution; 11 * neither the name of the copyright holders nor the names of its 12 * contributors may be used to endorse or promote products derived from 13 * this software without specific prior written permission. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 * 27 * Authors: Gabe Black 28 */ 29 30#include "base/logging.hh" 31#include "systemc/core/bindinfo.hh" 32#include "systemc/core/module.hh" 33#include "systemc/ext/core/sc_port.hh" 34 35namespace sc_core 36{ 37 38sc_port_base::sc_port_base(const char *name, int n, sc_port_policy p) : 39 sc_object(name), _maxSize(n), _size(0), finalized(false) 40{ 41 ::sc_gem5::Module *m = ::sc_gem5::currentModule(); 42 m->ports.push_back(this); 43} 44 45void 46sc_port_base::warn_unimpl(const char *func) const 47{ 48 warn("%s not implemented.\n", func); 49} 50 51int sc_port_base::maxSize() const { return _maxSize; } 52int sc_port_base::size() const { return _size; } 53 54void 55sc_port_base::bind(sc_interface &i) 56{ 57 _gem5BindInfo.push_back(new ::sc_gem5::BindInfo(&i)); 58} 59 60void 61sc_port_base::bind(sc_port_base &p) 62{ 63 _gem5BindInfo.push_back(new ::sc_gem5::BindInfo(&p)); 64} 65 66void 67sc_port_base::_gem5Finalize() 68{ 69 if (finalized) 70 return; 71 finalized = true; 72 73 for (auto &bi: _gem5BindInfo) { 74 if (bi->interface) { 75 _size++; 76 _gem5AddInterface(bi->interface); 77 } else { 78 sc_port_base *port = bi->port; 79 port->_gem5Finalize(); 80 int size = port->size(); 81 for (int i = 0; i < size; i++) { 82 _size++; 83 _gem5AddInterface(port->_gem5Interface(i)); 84 } 85 } 86 delete bi; 87 } 88 89 _gem5BindInfo.clear(); 90} 91 92} // namespace sc_core 93