| /***************************************************************************** |
| |
| 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 |
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| 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. |
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| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| dist.cpp -- Implementation 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: |
| |
| *****************************************************************************/ |
| |
| // $Log: dist.cpp,v $ |
| // Revision 1.1.1.1 2006/12/15 20:26:24 acg |
| // systemc_tests-2.3 |
| // |
| // Revision 1.3 2006/01/19 00:48:20 acg |
| // Andy Goodrich: Changes for the fact signal write checking is enabled. |
| // |
| // Revision 1.2 2006/01/18 00:23:51 acg |
| // Change over from SC_NO_WRITE_CHECK to sc_write_check_enable() call. |
| // |
| |
| #define SC_NO_WRITE_CHECK |
| #include "systemc.h" |
| #include "const.h" |
| #include "dist.h" |
| |
| bool dist_compute_mod::prev_reset; |
| double dist_compute_mod::total_compute_dist; |
| double dist_compute_mod::partial_compute_dist; |
| |
| // Get the pulses for one distance increment. |
| void |
| dist_read_mod::get_dist_proc() |
| { |
| wait(); |
| |
| bool ok = false; |
| |
| while (true) { |
| |
| // More than one pulse is needed for a distance increment. This |
| // function collects NUM_PULSES_FOR_DIST_INCR pulses for that |
| // purpose. |
| AWAIT(NUM_PULSES_FOR_DIST_INCR); |
| |
| if (start) |
| ok = !ok; |
| else |
| ok = false; |
| |
| ok_for_incr = ok; |
| } |
| } |
| |
| // Compute total distance. |
| void |
| dist_compute_mod::compute_total_proc() |
| { |
| if (start) |
| total_compute_dist += 1.0; |
| else |
| total_compute_dist = 0.0; |
| |
| total_dist = total_compute_dist; |
| } |
| |
| // Compute partial distance. |
| void |
| dist_compute_mod::compute_partial_proc() |
| { |
| if (start) { |
| |
| // Implement reset.event(): |
| if (prev_reset != (bool) reset) |
| partial_compute_dist = 0.0; |
| else |
| partial_compute_dist += 1.0; |
| |
| prev_reset = reset; |
| |
| } |
| else |
| partial_compute_dist = 0.0; |
| |
| partial_dist = partial_compute_dist; |
| } |
| |
| // LCD display driver. |
| void |
| dist_lcd_mod::lcd_driver_proc() |
| { |
| if (start) { |
| |
| if (total_dist.event()) |
| total = total_dist * DIST_INCR; |
| |
| if (partial_dist.event()) |
| partial = partial_dist * DIST_INCR; |
| |
| } |
| else { |
| total = 0.0; |
| partial = 0.0; |
| } |
| } |
| |
| // End of file |
