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// cd_cmd_buffer.h
 
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (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.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is HyperTransport Tunnel IP Core.
 *
 * The Initial Developer of the Original Code is
 * Ecole Polytechnique de Montreal.
 * Portions created by the Initial Developer are Copyright (C) 2005
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Max-Elie Salomon
 *   Ami Castonguay <acastong@grm.polymtl.ca>
 *
 * Alternatively, the contents of this file may be used under the terms
 * of the Polytechnique HyperTransport Tunnel IP Core Source Code License 
 * (the  "PHTICSCL License", see the file PHTICSCL.txt), in which case the
 * provisions of PHTICSCL License are applicable instead of those
 * above. If you wish to allow use of your version of this file only
 * under the terms of the PHTICSCL License and not to allow others to use
 * your version of this file under the MPL, indicate your decision by
 * deleting the provisions above and replace them with the notice and
 * other provisions required by the PHTICSCL License. If you do not delete
 * the provisions above, a recipient may use your version of this file
 * under either the MPL or the PHTICSCL License."
 *
 * ***** END LICENSE BLOCK ***** */
 
#ifndef CD_CMD_BUFFER_L3_H
#define CD_CMD_BUFFER_L3_H
 
#include "../core_synth/synth_datatypes.h"
#include "../core_synth/constants.h"
 
///Command register sub-module for the decoder module
/**
	@description A buffer (register) for control commands 
	that don't have data associated
	@author Max-Elie Salomon
	        Ami Castonguay
*/
 
class cd_cmd_buffer_l3 : public sc_module
{	
public:
 
	//*******************************
	//	Inputs
	//*******************************
 
	///Clock to synchronize module
	sc_in< bool >		clk;
	///Input bit vector
	sc_in< sc_bv<32> >	dataDword;
	///Enables registering of the first doubleword of the packet
	sc_in< bool >		enCtl1;
	///Enables registering of the second doubleword of the packet
	sc_in< bool >		enCtl2;
	///Indication that the packet has an address error
	sc_in< bool >		error64Bits;
	///Clear the register
	sc_in< bool >		resetx;
 
	//*******************************
	//	Outputs
	//*******************************
 
	///Output control packet
	sc_out< syn_ControlPacketComplete > packet;
 
 
	/**
		Process of updating the output of the register
		according to the inputs present on the rising edge 
		of the clock
	 */
	void bufferize();
 
	///SystemC Macro
	SC_HAS_PROCESS(cd_cmd_buffer_l3);
 
	///SystemC Macro - Module constructor
	cd_cmd_buffer_l3(sc_module_name name);
};
 
#endif