| /***************************************************************************** |
| |
| Licensed to Accellera Systems Initiative Inc. (Accellera) under one or |
| more contributor license agreements. See the NOTICE file distributed |
| with this work for additional information regarding copyright ownership. |
| Accellera licenses this file to you under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with the |
| License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| implied. See the License for the specific language governing |
| permissions and limitations under the License. |
| |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| accessor.cpp -- |
| |
| Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15 |
| |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| MODIFICATION LOG - modifiers, enter your name, affiliation, date and |
| changes you are making here. |
| |
| Name, Affiliation, Date: |
| Description of Modification: |
| |
| *****************************************************************************/ |
| |
| /* Filename accessor.cc */ |
| /* This is the implementation file for synchronous process 'accessor' */ |
| |
| #include "accessor.h" |
| |
| void accessor::entry() |
| { |
| int addr; |
| int datao; |
| int datai; |
| |
| addr = 10; |
| datao = 0xdeadbeef; |
| |
| while (true) { |
| // Write memory location first |
| chip_select.write(true); |
| write_enable.write(true); |
| address.write(addr); |
| dataout.write(datao); |
| cout << "Accessor: Data Written = " << hex << datao << " at address " |
| << hex << addr << endl; |
| wait(); // To make all the outputs appear at the interface |
| |
| // some process functionality not shown here during which chip |
| // chip select is deasserted |
| chip_select.write(false); |
| dataout.write(0); |
| wait(); |
| |
| // Now read memory location |
| chip_select.write(true); |
| write_enable.write(false); |
| address.write(addr); |
| wait(); // To make all the outputs appear at the interface |
| |
| datai = datain.read().to_int(); |
| cout << "Accessor: Data Read = " << hex << datai << " from address " |
| << hex << addr << endl; |
| chip_select.write(false); |
| wait(); |
| |
| addr++; |
| datao++; |
| } |
| } // end of entry function |
| |