From 16fa8d7cc8c92f5ab879e4cf9c6c0bbb3567860f Mon Sep 17 00:00:00 2001
From: Gabe Black <gabeblack@google.com>
Date: Thu, 24 May 2018 01:37:55 -0700
Subject: systemc: Import tests from the Accellera systemc distribution.

Change-Id: Iad76b398949a55d768a34d027a2d8e3739953da6
Reviewed-on: https://gem5-review.googlesource.com/10845
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Maintainer: Gabe Black <gabeblack@google.com>
---
 .../tests/systemc/misc/synth/add_chain/data_gen.h  | 100 +++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 src/systemc/tests/systemc/misc/synth/add_chain/data_gen.h

(limited to 'src/systemc/tests/systemc/misc/synth/add_chain/data_gen.h')

diff --git a/src/systemc/tests/systemc/misc/synth/add_chain/data_gen.h b/src/systemc/tests/systemc/misc/synth/add_chain/data_gen.h
new file mode 100644
index 000000000..18df486d3
--- /dev/null
+++ b/src/systemc/tests/systemc/misc/synth/add_chain/data_gen.h
@@ -0,0 +1,100 @@
+/*****************************************************************************
+
+  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.
+
+ *****************************************************************************/
+
+/*****************************************************************************
+
+  data_gen.h -- 
+
+  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:
+
+ *****************************************************************************/
+
+#include "define.h"
+
+/******************************************************************************/
+/***************************    data_gen Function        **********************/
+/******************************************************************************/
+
+SC_MODULE( DATA_GEN )
+{
+    SC_HAS_PROCESS( DATA_GEN );
+
+    sc_in_clk clk;
+
+  /*** Input and Output Ports ***/
+  const sc_signal<bool>&       	ready;
+        signal_bool_vector8&     	data;
+        sc_signal<int>&		addr;
+ 
+  /*** Constructor ***/
+  DATA_GEN (   sc_module_name                	NAME,
+                     sc_clock&            	TICK_N,
+               const sc_signal<bool>&    	READY,
+                     signal_bool_vector8& 	DATA,
+  		     sc_signal<int>&		ADDR   )
+ 
+    : 
+		ready (READY),
+              	data  (DATA),	// 8 bits
+		addr  (ADDR)
+
+    {
+	   clk (TICK_N);
+        SC_CTHREAD( entry, clk.neg() );
+    }
+ 
+  /*** Call to Process Functionality ***/
+  void entry();
+ 
+};
+ 
+void
+DATA_GEN::entry()
+{
+
+  while(true) {
+
+//  WAIT FOR POSEDGE OF ready 
+
+    at_posedge(ready);
+
+//  CHECK TO SEE IF THE END OF MEMORY HAS BEEN REACHED
+
+    if(addr.read() > LIMIT) { 		// if(addr > LIMIT)
+	break; 
+    }
+
+//  WRITE VALUE OF MEMORY AT CURRENT ADDRESS TO data 
+//  INCREMENT addr BY 1  
+
+    data.write(mem[addr.read()]);	// data = mem[addr]
+    addr.write(addr.read() + 1);   	// addr = addr + 1 
+  }
+
+}
-- 
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