| /***************************************************************************** |
| |
| 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. |
| |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| dist.h -- Definition of the odometers. |
| |
| Original Author: Ali Dasdan, Synopsys, Inc. |
| |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| MODIFICATION LOG - modifiers, enter your name, affiliation, date and |
| changes you are making here. |
| |
| Name, Affiliation, Date: |
| Description of Modification: |
| |
| *****************************************************************************/ |
| |
| #ifndef DIST_H |
| #define DIST_H |
| |
| SC_MODULE( dist_mod ) |
| { |
| // Ports: |
| sc_in<bool> pulse; // Pulse coming ftom the pulse generator. |
| sc_in<bool> reset; // Reset the partial distance odometer if true. |
| sc_in<bool> start; // Becomes true if the car's started. |
| |
| // Output ports: |
| sc_out<double> total; // Total distance. |
| sc_out<double> partial; // Partial distance. |
| |
| // Internal signals: |
| sc_signal<bool> ok_for_incr; |
| sc_signal<double> total_dist; |
| sc_signal<double> partial_dist; |
| |
| // Internal variables: |
| static bool prev_reset; |
| |
| // Get the pulses for one distance increment. |
| void get_dist_proc(); |
| |
| // Compute total and partial distances. |
| void compute_total_proc(); |
| void compute_partial_proc(); |
| |
| // LCD display driver. |
| void lcd_driver_proc(); |
| |
| SC_CTOR( dist_mod ) |
| { |
| SC_THREAD( get_dist_proc ); |
| sensitive << pulse.pos(); |
| |
| SC_METHOD( compute_total_proc ); |
| sensitive << ok_for_incr; |
| |
| SC_METHOD( compute_partial_proc ); |
| sensitive << ok_for_incr; |
| |
| SC_METHOD( lcd_driver_proc ); |
| sensitive << total_dist << partial_dist; |
| |
| ok_for_incr = false; |
| total_dist = 0.0; |
| partial_dist = 0.0; |
| } |
| |
| }; |
| |
| #endif |